/* リセットとベーススタ    line-height: 1.4;
}

/* ページヒーロー（別ページ用） */
.page-hero {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #60a5fa 100%);
    color: white;
    padding: 120px 0 60px;
    text-align: center;
    margin-top: 70px;
}

.page-hero .hero-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.page-hero .hero-description {
    font-size: 1.1rem;
    opacity: 0.9;
}ル */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

/* 全体の段落スタイル統一 */
p {
    line-height: 1.7;
    margin-bottom: 1rem;
    color: #2c3e50;
}

/* 見出しスタイル統一 */
h1, h2, h3, h4, h5, h6 {
    color: #2c3e50;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 0.8rem;
}

body {
    font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    line-height: 1.7; /* 行間を少し広く */
    color: #2c3e50; /* より読みやすい濃いグレー */
    font-size: 16px; /* 基本フォントサイズを明示 */
    background: #ffffff; /* シンプルな白背景 */
    position: relative;
    overflow-x: hidden;
}

/* body::beforeは不要なのでコメントアウト - シンプルな背景に
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%233b82f6' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
    z-index: -1;
    opacity: 0.4;
}
*/

/* パーティクルエフェクト用のキーフレーム */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(120deg); }
    66% { transform: translateY(10px) rotate(240deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.8; }
}

/* 幾何学的装飾要素 */
body::after {
    content: '';
    position: fixed;
    top: 10%;
    right: 5%;
    width: 200px;
    height: 200px;
    background: linear-gradient(45deg, rgba(59, 130, 246, 0.05), rgba(147, 197, 253, 0.03));
    border-radius: 50% 30% 70% 40%;
    animation: float 20s ease-in-out infinite;
    pointer-events: none;
    z-index: -1;
}

/* セクション間に装飾的な区切りを追加 */
.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.3), transparent);
    margin: 4rem 0;
    position: relative;
}

.section-divider::before {
    content: '';
    position: absolute;
    top: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 5px;
    background: linear-gradient(90deg, #1e40af, #3b82f6, #60a5fa);
    border-radius: 10px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

/* ヘッダー */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 60px 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    position: relative;
    width: 100%;
    box-sizing: border-box;
}

/* ロゴスタイル */
.nav-logo {
    display: flex;
    align-items: center;
}

.nav-logo a {
    display: block;
    text-decoration: none;
    transition: all 0.3s ease;
    /* ロゴ周辺に微細なグラデーション効果を追加 */
    background: radial-gradient(ellipse at center, rgba(255,255,255,0.05) 0%, transparent 70%);
    border-radius: 8px;
    padding: 4px 8px;
}

.logo-image {
    height: 50px;
    width: auto;
    max-width: 200px;
    transition: all 0.3s ease;
    /* 画像を鮮明に保ちつつ境界を自然に */
    filter: contrast(1.05) saturate(1.02);
    /* 背景に馴染ませるための軽いグロー効果 */
    box-shadow: 
        0 0 6px rgba(255, 255, 255, 0.2),
        0 1px 3px rgba(0, 0, 0, 0.1);
    /* 高品質レンダリング */
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    image-rendering: pixelated;
    /* 境界をより自然に */
    border-radius: 3px;
}

.nav-logo a:hover .logo-image {
    transform: scale(1.05);
    filter: blur(0.2px) contrast(1.15) saturate(1.1) brightness(1.05);
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.4);
}

/* ロゴのレスポンシブ対応 */
@media (max-width: 768px) {
    .logo-image {
        height: 40px;
        max-width: 160px;
        filter: contrast(1.03) saturate(1.02);
        box-shadow: 0 0 4px rgba(255, 255, 255, 0.15), 0 1px 2px rgba(0, 0, 0, 0.1);
    }
    
    .nav-logo a:hover .logo-image {
        filter: contrast(1.05) saturate(1.03) brightness(1.02);
        box-shadow: 0 0 6px rgba(255, 255, 255, 0.2), 0 1px 3px rgba(0, 0, 0, 0.1);
    }
}

@media (max-width: 480px) {
    .logo-image {
        height: 35px;
        max-width: 140px;
        filter: contrast(1.02) saturate(1.01);
        box-shadow: 0 0 3px rgba(255, 255, 255, 0.1), 0 1px 2px rgba(0, 0, 0, 0.08);
    }
    
    .nav-logo a:hover .logo-image {
        filter: contrast(1.03) saturate(1.02) brightness(1.01);
        box-shadow: 0 0 5px rgba(255, 255, 255, 0.15), 0 1px 2px rgba(0, 0, 0, 0.1);
    }
}



@keyframes gradientShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    25% {
        background-position: 100% 25%;
    }
    50% {
        background-position: 50% 100%;
    }
    75% {
        background-position: 25% 0%;
    }
}

@keyframes textPulse {
    0% {
        transform: scale(1) translateZ(0);
        filter: drop-shadow(0 2px 4px rgba(30, 64, 175, 0.2));
    }
    50% {
        transform: scale(1.01) translateZ(0);
        filter: drop-shadow(0 3px 6px rgba(30, 64, 175, 0.3));
    }
    100% {
        transform: scale(1) translateZ(0);
        filter: drop-shadow(0 2px 4px rgba(30, 64, 175, 0.4));
    }
}

@keyframes textShine {
    0% {
        background-position: -200% center;
    }
    100% {
        background-position: 200% center;
    }
}

@keyframes textGlow {
    0% {
        text-shadow: 0 0 30px rgba(59, 130, 246, 0.6),
                     0 0 60px rgba(147, 197, 253, 0.4),
                     0 0 90px rgba(219, 234, 254, 0.3);
    }
    100% {
        text-shadow: 0 0 40px rgba(59, 130, 246, 0.8),
                     0 0 80px rgba(147, 197, 253, 0.6),
                     0 0 120px rgba(219, 234, 254, 0.5);
    }
}

@keyframes shine {
    0% {
        transform: translateX(-100%) rotate(45deg);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateX(200%) rotate(45deg);
        opacity: 0;
    }
}

@keyframes pulse {
    0% {
        opacity: 0.3;
        transform: scale(1);
    }
    100% {
        opacity: 0.7;
        transform: scale(1.05);
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

/* デスクトップ向けナビゲーション */
@media screen and (min-width: 769px) {
    .nav-container {
        flex-wrap: nowrap;
    }
    
    .nav-logo {
        flex-basis: auto;
        margin-bottom: 0;
    }
    
    .nav-menu {
        display: flex !important;
        position: static !important;
        flex-direction: row !important;
        background-color: transparent !important;
        width: auto !important;
        box-shadow: none !important;
        padding: 0 !important;
        border-radius: 0 !important;
        overflow: visible !important;
    }
    
    .nav-menu::after {
        display: none;
    }
    
    .nav-link {
        background: transparent !important;
        border: none !important;
        box-shadow: none !important;
        padding: 0 !important;
        border-radius: 0 !important;
    }
    
    .mobile-nav-dropdown {
        display: none !important;
    }
}

.nav-link {
    color: #2c3e50; /* 統一した読みやすいグレー */
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #1e40af; /* 青色に統一 */
}

.nav-link.active {
    color: #1e40af; /* 青色に統一 */
    font-weight: 600;
}

/* ハンバーガーメニュー */
.mobile-nav-dropdown {
    display: none;
    position: relative;
    margin-left: auto; /* 右端に配置 */
}

.mobile-nav-button {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #2563eb;
    color: white;
    border: none;
    padding: 10px 16px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.mobile-nav-button:hover {
    background: #1e40af;
    transform: translateY(-1px);
}

/* ハンバーガーメニューのスタイル */
.hamburger-menu {
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    padding: 8px;
    gap: 4px;
}

.hamburger-line {
    display: block;
    width: 24px;
    height: 3px;
    background: white;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger-menu.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger-menu.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* 従来のドロップダウン矢印は非表示 */
.dropdown-arrow {
    display: none;
}

.mobile-nav-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: white;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    border: 1px solid #e5e7eb;
    width: 280px;
    max-width: calc(100vw - 40px);
    list-style: none;
    padding: 12px 0;
    margin: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateX(20px) translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1050;
}

.mobile-nav-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(0px) translateY(0);
}

.mobile-nav-menu li {
    margin: 0;
}

.mobile-nav-link {
    display: block;
    padding: 12px 20px;
    color: #374151;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.mobile-nav-link:hover {
    background: #f3f4f6;
    color: #2563eb;
    border-left-color: #2563eb;
}

.mobile-nav-link.active {
    background: #eff6ff;
    color: #2563eb;
    border-left-color: #2563eb;
}

/* レスポンシブ対応 - モバイルでハンバーガーメニューを表示 */
@media screen and (max-width: 768px) {
    .desktop-nav {
        display: none !important; /* 通常メニューを非表示 */
    }
    
    .mobile-nav-dropdown {
        display: block !important; /* ハンバーガーメニューを表示 */
        position: relative;
        margin-left: auto; /* 右端に配置 */
    }
    
    .nav-container {
        padding: 0 20px;
        justify-content: space-between;
        align-items: center;
        height: 70px;
    }
    
    .mobile-nav-menu {
        position: absolute;
        top: calc(100% + 8px);
        right: 0;
        left: auto;
        width: 280px;
        max-width: calc(100vw - 40px);
        margin: 0;
        transform: translateX(20px) translateY(-10px);
        border: 1px solid #e5e7eb;
    }
    
    .mobile-nav-menu.active {
        transform: translateX(0px) translateY(0);
    }
}

@media screen and (max-width: 480px) {
    .nav-container {
        padding: 0 15px; /* 小さい画面では少し狭く */
    }
    
    .mobile-nav-dropdown {
        margin-left: auto; /* 確実に右端に配置 */
    }
    
    .mobile-nav-button {
        padding: 8px 12px;
        font-size: 13px;
    }
    
    .hamburger-menu {
        width: 40px;
        height: 40px;
        padding: 6px;
    }
    
    .hamburger-line {
        width: 20px;
        height: 2px;
    }
    
    .mobile-nav-menu {
        width: 250px; /* 少し狭く */
        max-width: calc(100vw - 30px);
    }
}

/* ===============================
   ページヘッダー共通スタイル
   =============================== */

.page-header {
    margin-top: 70px !important;
    position: relative;
    z-index: 1;
    overflow: visible; /* スクロール可能に変更 */
}

/* モバイル表示時のページヘッダー調整 */
@media screen and (max-width: 768px) {
    .page-header {
        margin-top: 120px !important;
    }
}

@media screen and (max-width: 480px) {
    .page-header {
        margin-top: 130px !important;
    }
}

.page-header-content {
    position: relative;
    z-index: 2;
}

/* ===============================
   モダンヒーローセクション
   =============================== */

.hero-modern {
    position: relative;
    margin-top: 70px;
    width: 100%;
    /* 横幅基準で高さを自動調整 - 16:9のアスペクト比 */
    aspect-ratio: 16 / 9;
    min-height: 400px; /* 最小高さを確保 */
    max-height: calc(100vh - 70px); /* 画面をはみ出さないように制限 */
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    background: url('../images/sample/hero-bg.png?v=202411061') no-repeat;
    background-size: cover; /* アスペクト比を保ちながらカバー */
    background-position: center center;
    background-attachment: scroll;
    background-color: #f0f8ff; /* 背景色を明るく変更 */
    /* 画像の品質向上 */
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    /* ホバー可能エリアとしてカーソル設定 */
    cursor: pointer;
    z-index: 1;
}

/* モバイル表示時のヒーローセクション調整 */
@media screen and (max-width: 768px) {
    .hero-modern {
        margin-top: 120px; /* モバイル時はヘッダー + 余白をさらに大きく確保 */
        min-height: 300px;
        max-height: calc(100vh - 120px);
    }
}

@media screen and (max-width: 480px) {
    .hero-modern {
        margin-top: 130px; /* 小さい画面では更に大きく調整 */
        min-height: 250px;
        max-height: calc(100vh - 130px);
        aspect-ratio: 4 / 3; /* 縦長の比率に調整 */
    }
}

/* ホバー時の画像切り替えエフェクト */
.hero-modern:hover .hero-bg-hover {
    opacity: 1;
    transform: scale(1.02);
    filter: blur(0.2px) brightness(1.05) contrast(1.1) saturate(1.1);
    animation: shimmerEffect 3s ease-in-out infinite;
}

.hero-modern:hover .hero-video {
    filter: blur(0.5px) brightness(1.1) contrast(1.05);
    animation: gentleWave 4s ease-in-out infinite;
}

.hero-modern:hover .hero-bg-image {
    opacity: 0;
    transform: scale(1.02);
    transition: opacity 1.5s ease-in-out, transform 1.5s ease-in-out;
}

/* ゆらめきエフェクト - シマー */
@keyframes shimmerEffect {
    0%, 100% {
        filter: brightness(1) contrast(1) saturate(1);
    }
    25% {
        filter: brightness(1.05) contrast(1.02) saturate(1.05);
    }
    50% {
        filter: brightness(0.98) contrast(1.03) saturate(0.98);
    }
    75% {
        filter: brightness(1.02) contrast(0.99) saturate(1.02);
    }
}

/* ゆらめきエフェクト - 波動 */
@keyframes gentleWave {
    0%, 100% {
        transform: scale(1);
        filter: blur(0.5px) brightness(1.1) contrast(1.05) hue-rotate(0deg);
    }
    33% {
        transform: scale(1.01);
        filter: blur(0.3px) brightness(1.12) contrast(1.03) hue-rotate(1deg);
    }
    66% {
        transform: scale(0.99);
        filter: blur(0.7px) brightness(1.08) contrast(1.07) hue-rotate(-1deg);
    }
}

/* ホバー画像のレスポンシブ対応（余白なし） */
@media (max-width: 1200px) {
    .hero-bg-hover {
        background-size: cover;
        background-position: center center;
    }
}

@media (max-width: 768px) {
    .hero-bg-hover {
        background-attachment: scroll;
        background-size: cover;
        background-position: center center;
    }
}

@media (max-width: 480px) {
    .hero-bg-hover {
        background-size: cover;
        background-position: center center;
    }
}

/* 背景画像メイン設計 */
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center center;
    background-attachment: scroll;
    z-index: 1;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.hero-bg-image.active {
    opacity: 1;
}

/* 2枚のスライド画像 */
.hero-bg-image.hero-slide:nth-child(3) {
    background: url('../images/sample/hero-bg.png?v=202411061') no-repeat;
    background-size: cover;
    background-position: center center;
}

.hero-bg-image.hero-slide:nth-child(4) {
    background: url('../images/sample/hero-bg-2.png') no-repeat;
    background-size: cover;
    background-position: center center;
}

.hero-bg-primary {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(0, 0, 0, 0.1) 0%,
        rgba(30, 58, 138, 0.15) 50%,
        rgba(0, 0, 0, 0.1) 100%);
    z-index: 2;
}

.hero-bg-secondary {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, rgba(0, 0, 0, 0.05) 100%);
    z-index: 3;
}

/* ホバー時の画像背景 */
.hero-bg-hover {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/sample/hero-bg-hover.png?v=202411071') no-repeat;
    background-size: cover; /* アスペクト比を保ちながらカバー */
    background-position: center center;
    background-attachment: scroll;
    z-index: 0;
    opacity: 0;
    transition: all 1.5s cubic-bezier(0.4, 0, 0.2, 1);
    transform: scale(1);
}

.hero-bg-hover.active {
    opacity: 1;
    transform: scale(1.02);
    filter: blur(0.2px) brightness(1.05) contrast(1.1) saturate(1.1);
    animation: gentleWave 4s ease-in-out infinite;
}

@keyframes gradientShift {
    0% { opacity: 1; }
    50% { opacity: 0.8; }
    100% { opacity: 1; }
}

@keyframes pulseGlow {
    0% { opacity: 0.5; }
    100% { opacity: 0.8; }
}

/* パーティクル効果 */
.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: floatParticle 15s infinite ease-in-out;
}

.particle:nth-child(1) {
    width: 4px;
    height: 4px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    animation-duration: 12s;
}

.particle:nth-child(2) {
    width: 6px;
    height: 6px;
    top: 60%;
    left: 80%;
    animation-delay: 2s;
    animation-duration: 15s;
}

.particle:nth-child(3) {
    width: 3px;
    height: 3px;
    top: 30%;
    left: 70%;
    animation-delay: 4s;
    animation-duration: 18s;
}

.particle:nth-child(4) {
    width: 5px;
    height: 5px;
    top: 80%;
    left: 20%;
    animation-delay: 1s;
    animation-duration: 14s;
}

.particle:nth-child(5) {
    width: 4px;
    height: 4px;
    top: 10%;
    left: 50%;
    animation-delay: 3s;
    animation-duration: 16s;
}

.particle:nth-child(6) {
    width: 7px;
    height: 7px;
    top: 70%;
    left: 60%;
    animation-delay: 5s;
    animation-duration: 13s;
}

@keyframes floatParticle {
    0%, 100% {
        transform: translateY(0px) translateX(0px) scale(1);
        opacity: 0.1;
    }
    25% {
        transform: translateY(-20px) translateX(10px) scale(1.2);
        opacity: 0.3;
    }
    50% {
        transform: translateY(-40px) translateX(-5px) scale(0.8);
        opacity: 0.2;
    }
    75% {
        transform: translateY(-20px) translateX(-15px) scale(1.1);
        opacity: 0.25;
    }
}

/* フローティング要素 */
.hero-floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.floating-shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(251, 191, 36, 0.2));
    filter: blur(1px);
    animation: floatShape 20s infinite ease-in-out;
}

.shape-1 {
    width: 100px;
    height: 100px;
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 60px;
    height: 60px;
    top: 70%;
    left: 5%;
    animation-delay: 7s;
}

.shape-3 {
    width: 80px;
    height: 80px;
    top: 40%;
    right: 30%;
    animation-delay: 14s;
}

@keyframes floatShape {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
        opacity: 0.1;
    }
    25% {
        transform: translateY(-30px) translateX(20px) rotate(90deg);
        opacity: 0.3;
    }
    50% {
        transform: translateY(-60px) translateX(-10px) rotate(180deg);
        opacity: 0.2;
    }
    75% {
        transform: translateY(-30px) translateX(-25px) rotate(270deg);
        opacity: 0.25;
    }
}

/* メインコンテナ - 背景画像専用 */
.hero-container {
    position: relative;
    z-index: 4;
    width: 100%;
    height: 100vh;
    /* 背景画像がメインなので、コンテナは透明 */
}

/* コンテンツエリア - 背景画像と調和 */
/* 背景画像専用ヒーローセクション - オーバーレイコンテンツなし */

/* ===============================
   動画背景ヒーローセクション
   =============================== */

.hero-video-section {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

/* 動画背景 */
.video-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    z-index: 1;
    object-fit: cover;
    /* 高品質再生設定 */
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

/* 動画フォールバック画像 */
.video-fallback {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

/* 動画オーバーレイ */
.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(0, 0, 0, 0.2) 0%,
        rgba(30, 58, 138, 0.3) 50%,
        rgba(0, 0, 0, 0.2) 100%);
    z-index: 2;
}

/* 動画コンテンツ */
.video-content {
    position: relative;
    z-index: 3;
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-text-container {
    text-align: center;
    max-width: 600px;
    padding: 2rem;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 20px;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.video-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #d97706 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.video-description {
    font-size: clamp(1.1rem, 3vw, 1.4rem);
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

/* 動画コントロール */
.video-controls {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.video-play-pause,
.video-sound {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.video-play-pause:hover,
.video-sound:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

/* バッジコンテナ */
.hero-badge-container {
    margin-bottom: 2rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    padding: 12px 24px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.hero-badge:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.badge-icon {
    font-size: 1.1rem;
}

.badge-year {
    background: rgba(251, 191, 36, 0.2);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    margin-left: 8px;
}

/* タイトルコンテナ */
.hero-title-container {
    margin-bottom: 2rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.1;
    margin: 0;
    font-weight: 800;
}

.title-line {
    display: block;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
}

.title-sub {
    font-size: clamp(1rem, 2.5vw, 1.4rem);
    font-weight: 500;
    color: rgba(251, 191, 36, 0.9);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.title-main {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 0.3rem;
}

.title-emphasis {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 900;
    margin-bottom: 0;
}

.text-gradient {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #d97706 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(2px 2px 4px rgba(0, 0, 0, 0.3));
}

/* 説明文コンテナ */
.hero-description-container {
    margin-bottom: 3rem;
}

.hero-description {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
    margin: 0;
}

.desc-highlight {
    color: #fbbf24;
    font-weight: 600;
}

.highlight-box {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.2), rgba(245, 158, 11, 0.3));
    padding: 4px 12px;
    border-radius: 8px;
    border: 1px solid rgba(251, 191, 36, 0.3);
    font-weight: 700;
    white-space: nowrap;
    display: inline-block;
    backdrop-filter: blur(10px);
}

/* 統計グリッド */
.hero-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-5px);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: #fbbf24;
    margin-bottom: 0.5rem;
    margin-top: 1rem;
    font-family: 'Orbitron', monospace;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    letter-spacing: 0.5px;
}

.card-1:hover { box-shadow: 0 10px 30px rgba(251, 191, 36, 0.2); }
.card-2:hover { box-shadow: 0 10px 30px rgba(59, 130, 246, 0.2); }
.card-3:hover { box-shadow: 0 10px 30px rgba(34, 197, 94, 0.2); }

/* アクションボタン */
.hero-actions {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.btn-primary-modern,
.btn-secondary-modern {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 16px 32px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.btn-primary-modern {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: #1f2937;
    border: none;
    box-shadow: 0 4px 15px rgba(251, 191, 36, 0.3);
}

.btn-primary-modern:hover {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(251, 191, 36, 0.4);
}

.btn-secondary-modern {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(20px);
}

.btn-secondary-modern:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.btn-arrow {
    transition: transform 0.3s ease;
    margin-left: 8px;
}

.btn-primary-modern:hover .btn-arrow {
    transform: translateX(5px);
}

/* 右側ビジュアル */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual-container {
    position: relative;
    width: 100%;
    max-width: 500px;
}

/* メイン画像カード */
.main-image-card {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: all 0.3s ease;
}

.main-image-card:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
    box-shadow: 0 35px 70px rgba(0, 0, 0, 0.3);
}

.image-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 24px;
}

.main-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: all 0.3s ease;
}

.main-image-card:hover .main-image {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.2), rgba(59, 130, 246, 0.1));
    display: flex;
    align-items: flex-end;
    padding: 2rem;
    opacity: 0;
    transition: all 0.3s ease;
}

.main-image-card:hover .image-overlay {
    opacity: 1;
}

.overlay-content {
    width: 100%;
}

.overlay-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.9);
    color: #1f2937;
    padding: 12px 20px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    backdrop-filter: blur(20px);
}

/* フローティングカード */
.floating-cards {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.info-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: #1f2937;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    animation: floatCard 6s ease-in-out infinite;
}

.card-tech {
    top: 10%;
    right: -10%;
    animation-delay: 0s;
}

.card-safety {
    bottom: 60%;
    left: -15%;
    animation-delay: 2s;
}

.card-quality {
    bottom: 10%;
    right: -5%;
    animation-delay: 4s;
}

@keyframes floatCard {
    0%, 100% {
        transform: translateY(0px) translateX(0px);
        opacity: 0.8;
    }
    50% {
        transform: translateY(-10px) translateX(5px);
        opacity: 1;
    }
}

.card-icon {
    font-size: 1.2rem;
}

/* スクロール誘導 */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    opacity: 0.7;
    animation: bounce 2s infinite;
}

.scroll-text {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.scroll-arrow {
    font-size: 1.5rem;
    color: #fbbf24;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* 背景画像中心ヒーローのレスポンシブ対応 */
@media (max-width: 1200px) {
    .hero-modern {
        background-size: cover;
        background-position: center center;
        aspect-ratio: 16 / 9;
    }
    
    .hero-bg-image {
        background-size: cover;
        background-position: center center;
    }
}

@media (max-width: 768px) {
    .hero-modern {
        aspect-ratio: 16 / 9; /* タブレットも16:9に統一 */
        height: auto; /* 横幅基準で高さを自動調整 */
        min-height: 0; /* 最小高さ制限を解除 */
        margin-top: 70px;
        background-attachment: scroll;
        background-size: cover;
        background-position: center center;
    }
    
    .hero-bg-image {
        background-attachment: scroll;
        background-size: cover;
        background-position: center center;
    }
}

@media (max-width: 480px) {
    .hero-modern {
        aspect-ratio: 16 / 9; /* スマホも16:9に統一 */
        height: auto; /* 横幅基準で高さを自動調整 */
        min-height: 0; /* 最小高さ制限を解除 */
        max-height: none; /* 最大高さ制限を解除 */
        margin-top: 70px;
        background-size: cover;
        background-position: center center;
        overflow: visible; /* スマホではoverflowをvisibleに */
    }
    
    .hero-bg-image {
        background-size: cover;
        background-position: center center;
    }
    
    .hero-content {
        max-width: 95%;
        padding: 1rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        line-height: 1.5;
    }
    
    .scroll-indicator {
        bottom: 1rem;
    }
}

/* 動画セクションのレスポンシブ対応 */
@media (max-width: 768px) {
    .video-text-container {
        max-width: 90%;
        padding: 1.5rem;
    }
    
    .video-controls {
        flex-direction: column;
        align-items: center;
    }
    
    .video-play-pause,
    .video-sound {
        width: 100%;
        max-width: 200px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-video {
        /* モバイルでは動画を最適化 */
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center center;
    }
    
    .hero-bg-video {
        /* モバイルでは動画レイヤーの位置調整 */
        top: 0;
        left: 0;
        transform: none;
    }
}

/* ===============================
   実績・アクションセクション
   =============================== */

.hero-stats-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, rgba(248, 250, 252, 0.95) 0%, rgba(255, 255, 255, 0.98) 100%);
    border-top: 1px solid rgba(59, 130, 246, 0.1);
}

.stats-container {
    margin-bottom: 3rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.stat-item {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.stat-item:hover::before {
    transform: scaleX(1);
}

.stat-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(59, 130, 246, 0.15);
}

.stat-item .stat-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.stat-item .stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: #1d4ed8;
    margin-bottom: 0.5rem;
    font-family: 'Orbitron', monospace;
    line-height: 1;
}

.stat-item .stat-label {
    font-size: 1rem;
    color: #64748b;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* アクションボタンセクション */
.hero-actions-section {
    text-align: center;
}

.actions-container {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary-large,
.btn-secondary-large {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 20px 40px;
    border-radius: 15px;
    font-weight: 700;
    font-size: 1.1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    min-width: 200px;
    justify-content: center;
}

.btn-primary-large {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    color: white;
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
}

.btn-primary-large:hover {
    background: linear-gradient(135deg, #1d4ed8, #1e40af);
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(59, 130, 246, 0.4);
}

.btn-secondary-large {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.3);
}

.btn-secondary-large:hover {
    background: linear-gradient(135deg, #d97706, #b45309);
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(245, 158, 11, 0.4);
}

.btn-arrow {
    transition: transform 0.3s ease;
}

.btn-primary-large:hover .btn-arrow,
.btn-secondary-large:hover .btn-arrow {
    transform: translateX(5px);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .hero-stats-section {
        padding: 3rem 0;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .stat-item {
        padding: 1.5rem;
    }
    
    .stat-item .stat-number {
        font-size: 2.5rem;
    }
    
    .actions-container {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }
    
    .btn-primary-large,
    .btn-secondary-large {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .stat-item .stat-number {
        font-size: 2rem;
    }
    
    .btn-primary-large,
    .btn-secondary-large {
        padding: 16px 32px;
        font-size: 1rem;
    }
}

.hero-stat {
    text-align: center;
    background: white;
    padding: 1.5rem 2rem;
    border-radius: 15px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.hero-stat:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.hero-stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: #2563eb;
    display: block;
}

.hero-stat-label {
    font-size: 0.9rem;
    color: #64748b;
    font-weight: 600;
    margin-top: 0.5rem;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    animation: slideInRight 1s ease-out 1.2s forwards;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-image-container {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: perspective(1000px) rotateY(-10deg);
    transition: transform 0.3s ease;
}

.hero-image-container:hover {
    transform: perspective(1000px) rotateY(0deg) scale(1.05);
}

.hero-feature-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: block;
}

.hero-image-overlay {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
}

.hero-image-badge {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    color: white;
    padding: 12px 20px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.hero-image-badge i {
    color: #fbbf24;
    font-size: 1.2rem;
}




/* スクロールアニメーション */
.animate-element {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-element.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* セクション共通スタイル */
.section-header {
    position: relative;
}

.section-header::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    border-radius: 2px;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 1s ease-out 2s forwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.025em;
    text-transform: uppercase;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    text-align: center;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    outline: none;
    user-select: none;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.btn:hover::before {
    transform: translateX(100%);
}

.btn-glow {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: white;
    border: 2px solid #0f3460;
    box-shadow: 
        0 4px 14px rgba(15, 52, 96, 0.3),
        0 0 20px rgba(15, 52, 96, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
}

.btn-glow:hover {
    background: linear-gradient(135deg, #0f1419 0%, #0a1428 50%, #082444 100%);
    transform: translateY(-3px);
    box-shadow: 
        0 8px 25px rgba(15, 52, 96, 0.4),
        0 0 30px rgba(15, 52, 96, 0.3),
        0 0 0 1px rgba(15, 52, 96, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-modern {
    background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-modern:hover {
    background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(245, 158, 11, 0.4);
    border-color: rgba(255, 255, 255, 0.5);
}

/* モバイル対応 */
@media (max-width: 768px) {
    .btn {
        padding: 14px 24px;
        font-size: 1rem;
        border-radius: 8px;
        display: block;
        width: 100%;
        max-width: 300px;
        margin: 0.5rem auto;
    }
}

@media (max-width: 480px) {
    .btn {
        padding: 12px 20px;
        font-size: 0.95rem;
        max-width: 100%;
    }
}

.btn-primary {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: white;
    border: 2px solid #0f3460;
    box-shadow: 
        0 4px 14px rgba(15, 52, 96, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0f1419 0%, #0a1428 50%, #082444 100%);
    transform: translateY(-2px);
    box-shadow: 
        0 8px 25px rgba(15, 52, 96, 0.4),
        0 0 0 1px rgba(15, 52, 96, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-secondary {
    background: linear-gradient(135deg, #374151 0%, #4b5563 50%, #6b7280 100%);
    color: white;
    border: 2px solid #374151;
    box-shadow: 
        0 4px 14px rgba(55, 65, 81, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #1f2937 0%, #374151 50%, #4b5563 100%);
    transform: translateY(-2px);
    box-shadow: 
        0 8px 25px rgba(55, 65, 81, 0.4),
        0 0 0 1px rgba(55, 65, 81, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-tertiary {
    background: linear-gradient(135deg, #065f46 0%, #047857 50%, #059669 100%);
    color: white;
    border: 2px solid #065f46;
    box-shadow: 
        0 4px 14px rgba(6, 95, 70, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.btn-tertiary:hover {
    background: linear-gradient(135deg, #047857 0%, #059669 50%, #10b981 100%);
    transform: translateY(-2px);
    box-shadow: 
        0 8px 25px rgba(6, 95, 70, 0.4),
        0 0 0 1px rgba(6, 95, 70, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

/* プロフェッショナルなアウトラインボタン */
.btn-outline-primary {
    background: transparent;
    color: #1a1a2e;
    border: 2px solid #1a1a2e;
    box-shadow: inset 0 0 0 0 #1a1a2e;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-outline-primary:hover {
    background: #1a1a2e;
    color: white;
    transform: translateY(-2px);
    box-shadow: 
        0 8px 25px rgba(26, 26, 46, 0.3),
        inset 0 0 0 2px #1a1a2e;
}

.btn-outline-secondary {
    background: transparent;
    color: #374151;
    border: 2px solid #374151;
    box-shadow: inset 0 0 0 0 #374151;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-outline-secondary:hover {
    background: #374151;
    color: white;
    transform: translateY(-2px);
    box-shadow: 
        0 8px 25px rgba(55, 65, 81, 0.3),
        inset 0 0 0 2px #374151;
}

/* ボタン内アイコンのスタイリング */
.btn i {
    font-size: 1.1em;
    transition: transform 0.3s ease;
}

.btn:hover i {
    transform: translateX(2px);
}

/* ボタンサイズバリエーション */
.btn-sm {
    padding: 12px 24px;
    font-size: 0.9rem;
}

.btn-lg {
    padding: 20px 40px;
    font-size: 1.1rem;
}

/* ボタンの状態 */
.btn:active {
    transform: translateY(0px);
    transition: transform 0.1s ease;
}

.btn:focus {
    outline: none;
    box-shadow: 
        0 0 0 3px rgba(26, 26, 46, 0.1),
        0 4px 14px rgba(0, 0, 0, 0.15);
}

/* プロフェッショナルなローディングボタン */
.btn-loading {
    pointer-events: none;
    opacity: 0.8;
}

.btn-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: btn-spin 1s linear infinite;
}

@keyframes btn-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* レスポンシブボタン調整 */
@media (max-width: 768px) {
    .btn {
        padding: 14px 28px;
        font-size: 0.95rem;
    }
    
    .btn-sm {
        padding: 10px 20px;
        font-size: 0.85rem;
    }
    
    .btn-lg {
        padding: 16px 32px;
        font-size: 1rem;
    }
}

/* 追加のボタンバリエーション */
.btn-success {
    background: linear-gradient(135deg, #10b981 0%, #34d399 100%);
    color: white;
    border: 2px solid #10b981;
}

.btn-success:hover {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.3);
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
    color: white;
    border: 2px solid #f59e0b;
}

.btn-warning:hover {
    background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.3);
}
section {
    padding: 50px 0;
    position: relative;
    overflow: hidden;
}

section:nth-child(even) {
    background: 
        radial-gradient(ellipse at top, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
        linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.95) 100%);
}

section:nth-child(odd) {
    background: 
        radial-gradient(ellipse at bottom, rgba(147, 197, 253, 0.03) 0%, transparent 50%),
        linear-gradient(-45deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.9) 100%);
}

/* セクション装飾要素 */
section::before {
    content: '';
    position: absolute;
    top: 0;
    left: -50%;
    width: 200%;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.3), transparent);
    animation: slideIn 8s ease-in-out infinite;
}

@keyframes slideIn {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(0); }
}

.section-header {
    text-align: center;
    margin-bottom: 4rem; /* より余白を追加 */
}

.section-header h2 {
    font-size: 2.2rem; /* 少し小さく */
    margin-bottom: 1.2rem;
    color: #1e40af;
    font-weight: 600; /* フォントウェイトを少し軽く */
    line-height: 1.3; /* 行間を調整 */
}

.section-header p {
    font-size: 1.1rem;
    color: #4a5568; /* より読みやすいグレー */
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6; /* 行間を広く */
}

/* 会社概要セクション - 白背景に戻す */
.about {
    background: #f8fafc;
    position: relative;
    padding: 80px 0;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%233b82f6' fill-opacity='0.03'%3E%3Cpath d='M20 20.5V18H0v-2h20v2.5L18.5 20H20zm0 0V22H0v2h20v-2.5L18.5 22H20z'/%3E%3C/g%3E%3C/svg%3E") repeat;
    z-index: 0;
}

/* about.htmlのpage-heroセクションは独立して表示 */
.page-hero {
    position: relative;
    z-index: 10;
}

.page-hero .hero-container,
.page-hero .hero-content,
.page-hero .hero-title,
.page-hero .hero-description {
    position: relative;
    z-index: 11;
    background: none !important;
    color: white !important;
}

/* about.html透明化ルールをコメントアウト - 白背景に戻す
.about .info-table *,
.about .detail-section *,
.about .about-text *,
.about .company-philosophy *,
.about .page-hero * {
    background: transparent !important;
}
*/

/* シンプルな会社概要ページ要素 */
.about .info-table,
.about .detail-section,
.about .about-text,
.about .company-philosophy {
    background: #ffffff;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid #e2e8f0;
    margin-bottom: 1.5rem;
}

/* テーブルのシンプルスタイル */
.about .info-table {
    width: 100%;
    border-collapse: collapse;
}

.about .info-table th {
    background: #f8fafc;
    color: #374151;
    font-weight: 600;
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
    width: 30%;
}

.about .info-table td {
    padding: 0.75rem;
    color: #4b5563;
    border-bottom: 1px solid #f3f4f6;
}

.about .info-table tr:last-child th,
.about .info-table tr:last-child td {
    border-bottom: none;
}

.about-content {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 1;
    width: 100%;
}

.about-text {
    width: 100%;
    max-width: 900px;
    text-align: center;
    margin: 0 auto;
}

.about-mission {
    text-align: center;
    margin-bottom: 2rem;
}

.company-features {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.feature-item {
    text-align: center;
    max-width: 100%;
    width: 100%;
}

.stats-modern {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.about-summary-cta {
    text-align: center;
}

/* 工事実績画像スライダー - 全幅表示 */
.works-slider-container {
    overflow: hidden;
    margin: 2rem 0 3rem 0;
    position: relative;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    padding: 0; /* 上下の隙間を削除 */
    height: 375px; /* 画像の高さと同じに調整 */
}

.works-slider {
    display: flex;
    gap: 0; /* 隙間を削除 */
    will-change: transform;
    animation: slideInfinite 30s linear infinite; /* アニメーション時間を調整 */
    width: calc(525px * 18); /* 18枚分の幅を確保 */
}

.work-slide {
    flex: 0 0 auto;
    width: 525px; /* 350px × 1.5 = 525px */
    height: 375px; /* 250px × 1.5 = 375px */
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
}

.work-slide:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
    z-index: 10;
}

.work-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.3s ease;
    border-radius: 0; /* 隙間なしなので角丸を削除 */
}

.work-slide:hover img {
    transform: scale(1.03);
}



/* CSSアニメーション（JavaScriptのバックアップ） */
@keyframes slideInfinite {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-3150px); /* 1セット分（6枚 × 525px = 3150px）移動で無限ループ */
    }
}

/* ホバー時はCSSアニメーションも停止 */
.works-slider-container:hover .works-slider {
    animation-play-state: paused;
}

/* 工事実績スライダーのレスポンシブ対応 */
@media (max-width: 768px) {
    .works-slider-container {
        height: 250px; /* 画像の高さと同じに */
        padding: 0; /* 上下の隙間を削除 */
    }
    
    .work-slide {
        width: 350px; /* モバイルでは元のサイズ */
        height: 250px;
    }
    
    .works-slider {
        animation-duration: 25s; /* モバイルでは少し速く */
        width: calc(350px * 18); /* モバイル用の幅 */
    }
    
    @keyframes slideInfinite {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(-2100px); /* モバイル用: 1セット分（6枚 × 350px） */
        }
    }
}

@media (max-width: 480px) {
    .works-slider-container {
        height: 200px; /* 画像の高さと同じに */
        padding: 0; /* 上下の隙間を削除 */
    }
    
    .work-slide {
        width: 280px; /* 小画面用 */
        height: 200px;
    }
    
    .works-slider {
        width: calc(280px * 18); /* 小画面用の幅 */
    }
    
    .works-summary {
        padding: 2rem 0 1rem 0;
    }
    
    /* 工事実績セクションも標準のレスポンシブスタイルを使用 */
    .section-header h2 {
        font-size: 1.8rem; /* 標準レスポンシブサイズ */
    }
    
    .section-header p {
        font-size: 1rem;
        padding: 0 1rem;
    }
    
    @keyframes slideInfinite {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(-1680px); /* 小画面用: 1セット分（6枚 × 280px） */
        }
    }
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: #4b5563;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.stat {
    text-align: center;
    padding: 1rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: #2563eb;
    font-family: 'Orbitron', 'Roboto Mono', 'Monaco', 'Consolas', monospace;
    letter-spacing: -1px;
    text-shadow: 0 2px 4px rgba(37, 99, 235, 0.2);
    line-height: 1.1;
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: #6b7280;
    margin-top: 0.5rem;
}

.about-image {
    display: flex;
    justify-content: center;
}

/* プレースホルダー画像のスタイル */
.placeholder-image {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #64748b;
    font-size: 0.9rem;
    text-align: center;
    min-height: 200px;
}

/* 実際の画像のスタイル */
.work-image img, .about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

/* 代表挨拶ページスタイル */
.greeting-main {
    padding: 80px 0;
    background: #f8fafc;
    position: relative;
}

/* .greeting-main::beforeは不要なのでコメントアウト
.greeting-main::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
}
*/

/* greeting.html透明化ルールをコメントアウト - 白背景に戻す
.greeting-profile *,
.greeting-message *,
.message-section *,
.greeting-text,
.profile-details *,
.policy-list *,
.policy-item {
    background: transparent !important;
}
*/

.greeting-content {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.greeting-profile {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
    background: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(221, 221, 221, 0.4);
}

.profile-image {
    position: relative;
}

.profile-image img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.profile-info h2 {
    font-size: 2.2rem;
    color: #1f2937;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.profile-title {
    font-size: 1.3rem;
    color: #1e40af;
    font-weight: 600;
    margin-bottom: 2rem;
}

.profile-details p {
    margin-bottom: 0.8rem;
    color: #4b5563;
    font-size: 1rem;
}

.profile-details strong {
    color: #1f2937;
    font-weight: 600;
}

.greeting-message {
    background: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(221, 221, 221, 0.4);
}

.message-section {
    margin-bottom: 3rem;
}

.message-section h3 {
    font-size: 1.5rem; /* 少し小さく */
    color: #2c3e50; /* より読みやすい色に */
    margin-bottom: 1.2rem;
    font-weight: 600;
    position: relative;
    padding-left: 1rem;
    line-height: 1.4; /* 行間を調整 */
}

.message-section h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    border-radius: 2px;
}

.greeting-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #2c3e50; /* より読みやすい濃いグレー */
    margin-bottom: 1.5rem;
    font-weight: 400; /* 適切なフォントウェイト */
}

.signature {
    text-align: right;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid #e5e7eb;
}

.signature-text {
    font-size: 1.1rem;
    color: #6b7280;
    margin-bottom: 0.5rem;
}

.signature-name {
    font-size: 1.4rem;
    color: #1f2937;
    font-weight: 600;
}

/* 基本方針リストのスタイル */
.policy-list {
    margin: 1.5rem 0;
}

.policy-item {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    font-size: 1.05rem;
    line-height: 1.7;
    color: #374151;
    position: relative;
    padding-left: 3rem;
}

.policy-item strong {
    color: #1e40af;
    font-weight: 700;
    position: absolute;
    left: 1rem;
    top: 1.5rem;
}

.policy-item:last-child {
    margin-bottom: 0;
}

/* 代表写真セクション */
.greeting-photo-section {
    margin-top: 3rem;
    margin-bottom: 3rem;
}

.greeting-photo {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.representative-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* 会社データセクション */
.company-data {
    padding: 80px 0;
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #60a5fa 100%) !important;
    color: white;
}

.company-data * {
    background: transparent !important;
}

.company-data .container {
    background: transparent !important;
}

.company-data .section-header h2,
.company-data .section-header p {
    color: white !important;
}

.data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.data-card {
    text-align: center;
    background: rgba(0, 0, 0, 0.3) !important;
    padding: 2.5rem 1.5rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: transform 0.3s ease;
    color: white !important;
}

.data-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.2);
}

.data-number {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #fbbf24 !important;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.data-label {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: white !important;
}

.data-card p {
    font-size: 1rem;
    opacity: 0.9;
    color: white !important;
}

/* 代表挨拶CTAセクション */
.greeting-cta {
    padding: 80px 0;
    background: #1f2937 !important;
    color: white !important;
    text-align: center;
}

.greeting-cta * {
    background: transparent !important;
}

.greeting-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: white !important;
}

.greeting-cta p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    color: white !important;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .greeting-profile {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
        padding: 2rem;
    }
    
    .profile-image img {
        height: 250px;
    }
    
    .greeting-message {
        padding: 2rem;
    }
    
    .greeting-photo {
        max-width: 100%;
    }
    
    .data-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

/* サービスセクション - モダン3Dデザイン */
.services {
    background: #ffffff;
    position: relative;
    overflow: hidden;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23f8fafc' fill-opacity='0.1'%3E%3Cpath d='M20 20.5V18H0v-2h20v2.5L18.5 20H20zm0 0V22H0v2h20v-2.5L18.5 22H20z'/%3E%3C/g%3E%3C/svg%3E") repeat;
    opacity: 0.1;
    z-index: 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    position: relative;
    z-index: 1;
}

.service-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.1),
        0 2px 8px rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transition: left 0.6s ease;
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover {
    transform: perspective(1000px) rotateX(-5deg) rotateY(5deg) translateY(-15px) scale(1.02);
    box-shadow: 
        0 20px 50px rgba(30, 64, 175, 0.25),
        0 10px 25px rgba(0, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.98);
}

.service-card:nth-child(even):hover {
    transform: perspective(1000px) rotateX(-5deg) rotateY(-5deg) translateY(-15px) scale(1.02);
}

.service-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    display: inline-block;
    transition: all 0.3s ease;
    filter: drop-shadow(0 4px 8px rgba(30, 64, 175, 0.3));
}

.service-card:hover .service-icon {
    transform: scale(1.2) rotateY(20deg);
    filter: drop-shadow(0 8px 16px rgba(30, 64, 175, 0.4));
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1.2rem;
    color: #1e40af;
    font-weight: 700;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.service-card:hover h3 {
    color: #1d4ed8;
    transform: translateY(-2px);
}

.service-card p {
    color: #64748b;
    line-height: 1.7;
    font-size: 0.98rem;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.service-card:hover p {
    color: #475569;
    transform: translateY(-1px);
}

/* サービスカードの詳細情報（ホバー時表示） */
.service-detail {
    position: absolute;
    bottom: -100%;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    color: white;
    padding: 1.5rem;
    border-radius: 0 0 20px 20px;
    transition: all 0.4s ease;
    z-index: 10;
}

.service-card:hover .service-detail {
    bottom: 0;
}

.service-detail h4 {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.service-detail ul {
    list-style: none;
    padding: 0;
}

.service-detail li {
    font-size: 0.9rem;
    margin-bottom: 0.4rem;
    padding-left: 1.2rem;
    position: relative;
}

.service-detail li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #60a5fa;
    font-weight: bold;
}

/* 施工実績セクション */
.works {
    background: #f8fafc;
}

.works-categories {
    margin-top: 2rem;
}

.category-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid #e5e7eb;
    background: white;
    color: #6b7280;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.tab-btn:hover {
    border-color: #2563eb;
    color: #2563eb;
}

.tab-btn.active {
    background: #2563eb;
    border-color: #2563eb;
    color: white;
}

.works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.work-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.work-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.work-image {
    height: 200px;
    background: #e5e7eb;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6b7280;
    text-align: center;
    border: none;
}

.work-info {
    padding: 1.5rem;
}

.work-info h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.work-category {
    font-size: 0.9rem;
    color: #2563eb;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.work-description {
    color: #6b7280;
    font-size: 0.95rem;
    line-height: 1.5;
}

/* お問い合わせセクション */
.contact {
    background: #f8fafc;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item h4 {
    color: #1f2937;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.contact-item p {
    color: #6b7280;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #374151;
}

.required {
    color: #dc2626;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* フッター */
.footer {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #60a5fa 100%) !important;
    color: white !important;
    padding: 4rem 0 2rem;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.footer * {
    background: transparent !important;
    position: relative;
    z-index: 1;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section {
    padding: 0;
}

.footer-section h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: white !important;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-section h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: #fbbf24;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.9) !important;
    line-height: 1.7;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.footer-section p strong {
    color: white !important;
    font-weight: 600;
}

.footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-section ul li {
    margin-bottom: 0.75rem;
    padding-left: 0;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.85) !important;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    display: inline-block;
    position: relative;
    padding-left: 15px;
}

.footer-section ul li a::before {
    content: '→';
    position: absolute;
    left: 0;
    top: 0;
    color: #60a5fa;
    transition: transform 0.3s ease;
}

.footer-section ul li a:hover {
    color: white !important;
    padding-left: 20px;
}

.footer-section ul li a:hover::before {
    transform: translateX(3px);
    color: #fbbf24;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.8) !important;
    font-size: 0.9rem;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.9) !important;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-bottom a:hover {
    color: #fbbf24 !important;
}

/* レスポンシブデザイン */
@media screen and (max-width: 768px) {
    .nav-container {
        flex-wrap: wrap;
        padding: 0.5rem 1rem;
    }
    
    .nav-logo {
        flex-basis: 100%;
        justify-content: center;
        margin-bottom: 0.5rem;
    }
    
    .nav-menu {
        display: flex;
        flex-direction: row;
        overflow-x: auto;
        overflow-y: hidden;
        white-space: nowrap;
        scrollbar-width: none; /* Firefox */
        -ms-overflow-style: none; /* Internet Explorer 10+ */
        gap: 0.5rem;
        padding: 0.8rem;
        width: 100%;
        justify-content: flex-start;
        background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(59, 130, 246, 0.05) 100%);
        border-radius: 15px;
        position: relative;
    }
    
    /* Webkit browsers でのスクロールバー非表示 */
    .nav-menu::-webkit-scrollbar {
        display: none;
    }
    
    .nav-item {
        flex-shrink: 0;
    }
    
    .nav-link {
        display: inline-block;
        padding: 0.7rem 1.4rem;
        background: white;
        border: 2px solid #e5e7eb;
        border-radius: 25px;
        font-size: 0.9rem;
        font-weight: 500;
        color: #374151;
        text-decoration: none;
        transition: all 0.3s ease;
        box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
        white-space: nowrap;
        position: relative;
    }
    
    .nav-link:hover,
    .nav-link.active {
        background: linear-gradient(135deg, #2563eb, #3b82f6);
        color: white;
        border-color: #2563eb;
        transform: translateY(-2px);
        box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4);
    }
    
    /* スクロールヒント用のグラデーション */
    .nav-menu::after {
        content: '→';
        position: absolute;
        top: 50%;
        right: 10px;
        transform: translateY(-50%);
        color: #9ca3af;
        font-size: 1.2rem;
        font-weight: bold;
        pointer-events: none;
        opacity: 0.7;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
        padding: 0 15px;
    }

    .hero-badge {
        margin-top: 1rem;
        margin-bottom: 1rem;
    }

    .hero-title-emphasis {
        font-size: 2.5rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1rem;
        margin-bottom: 2rem;
    }

    .hero-stat {
        padding: 1rem 1.5rem;
    }

    .hero-image-container {
        transform: none;
        margin: 0 auto;
        max-width: 300px;
    }

    .hero-feature-image {
        height: 250px;
    }

    .hero {
        min-height: auto;
        padding: 100px 0 60px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

    .btn {
        width: 100%;
        max-width: 280px;
    }

    /* 会社概要セクションのモバイル調整 */
    .about-summary {
        padding: 30px 0;
    }

    .about-mission {
        padding: 1.5rem;
        margin-bottom: 1.5rem;
    }

    .company-features {
        gap: 1rem;
        margin-bottom: 1.5rem;
    }

    .feature-item {
        padding: 1.2rem;
    }

    .stats-modern {
        gap: 1rem;
        margin-bottom: 1.5rem;
    }

    .stat-modern {
        padding: 1.2rem;
        gap: 1rem;
    }

    .about-content {
        flex-direction: column;
    }

    .stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .placeholder-image {
        width: 100%;
        height: 200px;
    }
}

@media screen and (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    section {
        padding: 60px 0;
    }

    .service-card {
        padding: 1.5rem;
    }

    .contact-form {
        padding: 1.5rem;
    }
}

/* アニメーション */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

/* ホバーエフェクト */
.service-card,
.contact-form {
    transition: all 0.3s ease;
}

.btn {
    cursor: pointer;
}

input[type="submit"], button[type="submit"] {
    cursor: pointer;
}

/* 採用情報セクション */
.recruit {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 80px 0;
}

.recruit-content {
    max-width: 1000px;
    margin: 0 auto;
}

.recruit-message {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 3rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.recruit-message h3 {
    color: #2563eb;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.job-positions {
    margin-bottom: 3rem;
}

.job-positions h3 {
    text-align: center;
    margin-bottom: 2rem;
    color: #333;
    font-size: 1.8rem;
}

.positions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.position-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.position-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.position-icon {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
}

.position-card h4 {
    color: #2563eb;
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    text-align: center;
}

.position-type {
    background: linear-gradient(45deg, #1e40af, #3b82f6);
    color: white;
    padding: 0.3rem 1rem;
    border-radius: 20px;
    display: inline-block;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.position-details p {
    margin-bottom: 0.8rem;
    line-height: 1.6;
}

.position-details strong {
    color: #2563eb;
}

.company-benefits {
    margin-bottom: 3rem;
}

.company-benefits h3 {
    text-align: center;
    margin-bottom: 2rem;
    color: #333;
    font-size: 1.8rem;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.benefit-item {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-3px);
}

.benefit-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 1rem;
}

.benefit-item h4 {
    color: #2563eb;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.recruit-cta {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #60a5fa 100%);
    color: white;
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.recruit-cta h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.recruit-cta p {
    margin-bottom: 2rem;
    font-size: 1.1rem;
    opacity: 0.9;
}

.recruit-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.recruit-buttons .btn {
    padding: 0.8rem 2rem;
    font-size: 1rem;
    min-width: 200px;
}

.recruit-buttons .btn-secondary {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(251, 191, 36, 0.2));
    border: 2px solid #fbbf24;
    color: #fbbf24;
    backdrop-filter: blur(10px);
}

.recruit-buttons .btn-secondary:hover {
    background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
    color: white;
    border-color: #f59e0b;
}

/* 採用情報概要セクション */
.recruit-summary {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 60px 0;
}

.recruit-overview {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.recruit-overview h3 {
    color: #2563eb;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.recruit-highlights {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
    font-size: 0.9rem;
}

.highlight-icon {
    font-size: 1.2rem;
}

.recruit-cta-simple {
    margin-top: 2rem;
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.recruit-cta-simple .btn {
    padding: 0.8rem 2rem;
    min-width: 180px;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    border-radius: 8px;
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .recruit-highlights {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .recruit-cta-simple {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
        margin-top: 1.5rem;
        padding: 0 1rem;
    }
    
    .recruit-cta-simple .btn {
        width: 100%;
        max-width: 280px;
        padding: 1rem 1.5rem;
        font-size: 1.1rem;
        min-width: unset;
        margin: 0;
    }
    
    .recruit-cta-simple .btn-secondary {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .recruit-cta-simple {
        padding: 0 0.5rem;
    }
    
    .recruit-cta-simple .btn {
        max-width: 100%;
        padding: 0.9rem 1rem;
        font-size: 1rem;
    }
}

/* 工事実績統計セクション */
.works-stats {
    background: white;
    padding: 3rem 2rem;
    margin-top: 3rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.works-stats h3 {
    color: #2563eb;
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: #2563eb;
    font-family: 'Orbitron', 'Roboto Mono', 'Monaco', 'Consolas', monospace;
    letter-spacing: -1px;
    text-shadow: 0 2px 4px rgba(37, 99, 235, 0.2);
    line-height: 1.1;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #666;
    font-size: 0.9rem;
}

/* 会社概要詳細ページ用スタイル */
.company-philosophy {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: #f8fafc;
    border-left: 4px solid #2563eb;
    border-radius: 5px;
}

.company-details {
    margin: 4rem 0;
}

.company-details h3 {
    color: #2563eb;
    margin-bottom: 2rem;
    font-size: 1.8rem;
    text-align: center;
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.detail-section {
    background: #ffffff;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid #e2e8f0;
}

.company-history {
    margin: 4rem 0;
}

.company-history h3 {
    color: #2563eb;
    margin-bottom: 3rem;
    font-size: 1.8rem;
    text-align: center;
}

.history-timeline {
    position: relative;
    padding-left: 2rem;
}

.history-timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    display: flex;
    align-items: flex-start;
    gap: 2rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -25px;
    top: 8px;
    width: 12px;
    height: 12px;
    background: #2563eb;
    border-radius: 50%;
    border: 3px solid white;
    box-shadow: 0 0 0 3px #2563eb;
}

.timeline-year {
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    min-width: 80px;
    text-align: center;
    flex-shrink: 0;
}

.timeline-content {
    flex: 1;
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.timeline-content h4 {
    color: #2563eb;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.business-areas, .quality-safety {
    margin: 4rem 0;
}

.business-areas h3, .quality-safety h3 {
    color: #2563eb;
    margin-bottom: 2rem;
    font-size: 1.8rem;
    text-align: center;
}

.areas-grid, .commitment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.area-card, .commitment-item {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.area-card:hover, .commitment-item:hover {
    transform: translateY(-5px);
}

.area-icon, .commitment-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.area-card h4, .commitment-item h4 {
    color: #2563eb;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

@media (max-width: 768px) {
    .details-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-item {
        flex-direction: column;
        gap: 1rem;
    }
    
    .timeline-year {
        align-self: flex-start;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}

/* お知らせセクション */
.news {
    padding: 4rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
}

.news::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6, #06b6d4);
}

.news-container {
    margin-top: 3rem;
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.news-item {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border-left: 4px solid #3b82f6;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.news-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    transition: width 0.3s ease;
}

.news-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.2);
}

.news-item:hover::before {
    width: 6px;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.news-item-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.news-date {
    font-size: 0.9rem;
    color: #666;
    background: #f1f5f9;
    padding: 0.3rem 0.8rem;
    border-radius: 5px;
    white-space: nowrap;
}

.news-category {
    font-size: 0.8rem;
    padding: 0.3rem 0.8rem;
    border-radius: 5px;
    font-weight: 500;
    white-space: nowrap;
}

.news-category.category-info {
    background: #dbeafe;
    color: #1e40af;
}

.news-category.category-business {
    background: #dcfce7;
    color: #166534;
}

.news-category.category-important {
    background: #fee2e2;
    color: #dc2626;
}

.news-content {
    flex: 1;
}

.news-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #333;
    line-height: 1.4;
    margin-bottom: 0.5rem;
}

.news-excerpt {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.5;
    margin: 0;
}

.news-more {
    text-align: center;
    margin-top: 3rem;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05), rgba(59, 130, 246, 0.05));
    border-radius: 10px;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.news-more .btn-primary {
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.2);
}

.news-more .btn-outline {
    background: white;
    color: #2563eb;
    border: 2px solid #2563eb;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.1);
}

.news-more .btn-outline:hover {
    background: #2563eb;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.no-news {
    text-align: center;
    padding: 3rem 2rem;
    color: #64748b;
    font-size: 1.1rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.btn-outline {
    background: transparent;
    color: #2563eb;
    border: 2px solid #2563eb;
    padding: 0.8rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-outline:hover {
    background: #2563eb;
    color: white;
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .news {
        padding: 3rem 0;
    }
    
    .news-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .news-item {
        padding: 1.2rem;
    }
    
    .news-title {
        font-size: 1rem;
    }
    
    .news-excerpt {
        font-size: 0.9rem;
    }
    
    .news-more {
        margin-top: 2rem;
        padding: 1rem;
        text-align: center;
    }
    
    .news-more .btn-primary {
        width: 100%;
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
        text-align: center;
        display: block;
        margin: 0 auto;
    }
    
    .news-item-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .news-date, .news-category {
        font-size: 0.8rem;
    }
    
    .news-title {
        font-size: 1rem;
    }
}

/* 会社概要セクション - フレックス表示 */
.about-summary {
    display: flex;
    justify-content: center;
}

/* 工事実績セクション - 共通スタイル使用 */
.works-summary {
    display: block; /* フレックス表示を無効化 */
}

.works-summary .section-header {
    text-align: center;
    margin-bottom: 2rem;
    padding: 0 2rem;
}

/* 会社概要セクション - 通常のグレー背景に戻す */
#about.about-summary {
    background: #f8fafc;
}

/* ホームページ会社概要の透明化ルールをコメントアウト
#about.about-summary .about-mission *,
#about.about-summary .feature-item * {
    background: transparent !important;
}
*/

/* 重要な要素を通常の背景に戻す */
#about.about-summary .about-mission {
    background: rgba(255, 255, 255, 0.95);
}

#about.about-summary .feature-item {
    background: rgba(255, 255, 255, 0.9);
}

.about-summary::before, .works-summary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%233b82f6' fill-opacity='0.03'%3E%3Cpath d='M20 20.5V18H0v-2h20v2.5L18.5 20H20zm0 0V22H0v2h20v-2.5L18.5 22H20z'/%3E%3C/g%3E%3C/svg%3E") repeat;
    z-index: 0;
}



.stats-modern {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 1rem;
}

.stat-modern {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 1.5rem;
    transition: transform 0.3s ease;
    border: 1px solid rgba(59, 130, 246, 0.1);
}

.stat-modern:hover {
    transform: translateY(-8px);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon i {
    color: white;
    font-size: 1.4rem;
}

.stat-number-modern {
    display: block;
    font-size: 2.8rem;
    font-weight: 900;
    color: #1e40af;
    line-height: 1;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.stat-label-modern {
    display: block;
    font-size: 1rem;
    color: #374151;
    font-weight: 700;
    margin-top: 0.5rem;
}

.about-image-container {
    position: relative;
    border-radius: 25px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    margin-bottom: 2rem;
}

.about-main-image {
    width: 100%;
    height: 350px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.about-image-container:hover .about-main-image {
    transform: scale(1.05);
}

.about-overlay {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
}

.about-badge {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(15px);
    border-radius: 15px;
    padding: 1.2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    color: white;
}

.badge-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.badge-icon i {
    color: white;
    font-size: 1rem;
}

.badge-title {
    font-weight: 700;
    font-size: 1.1rem;
}

.badge-subtitle {
    font-size: 0.9rem;
    opacity: 0.8;
}

.about-image-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.grid-item {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
}

.grid-item:hover {
    transform: scale(1.05);
}

.grid-item img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    display: block;
}

.about-summary-cta, .works-summary-cta {
    text-align: center;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.about-summary-cta .btn, .works-summary-cta .btn {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    min-width: 220px;
}

/* 支店情報ページスタイル */
.branches-main {
    padding: 80px 0;
    background: #f8fafc;
}

.branches-intro {
    text-align: center;
    margin-bottom: 4rem;
}

.branches-intro h2 {
    font-size: 2.5rem;
    color: #1f2937;
    margin-bottom: 1rem;
}

.branches-intro p {
    font-size: 1.2rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

.branch-section {
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin-bottom: 3rem;
    overflow: hidden;
}

.branch-header {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%) !important;
    color: white !important;
    padding: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 10px 10px 0 0;
}

.branch-header * {
    background: transparent !important;
}

.branch-header h3 {
    font-size: 2rem;
    margin: 0;
    color: white !important;
    font-weight: 600;
}

.branch-tag {
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    color: white !important;
}

.branch-tag.main {
    background: #dc2626 !important;
}

.branch-tag.branch {
    background: #059669 !important;
}

.branch-tag.office {
    background: #f59e0b !important;
}

.branch-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    padding: 3rem;
}

.branches-main .info-card {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    animation: none !important;
    position: static !important;
}

.info-card h4 {
    font-size: 1.5rem;
    color: #1f2937;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.info-label {
    font-size: 0.9rem;
    color: #6b7280;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    font-size: 1.1rem;
    color: #1f2937;
    font-weight: 500;
}

.branch-services h5 {
    font-size: 1.3rem;
    color: #1f2937;
    margin-bottom: 1rem;
    font-weight: 600;
}

.branch-services ul {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.8rem;
}

.branch-services li {
    position: relative;
    padding-left: 1.5rem;
    color: #4b5563;
}

.branch-services li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #1e40af;
    font-weight: bold;
}

.branch-map {
    position: relative;
}

.google-map {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 1.5rem;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.google-map:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
}

.google-map iframe {
    width: 100%;
    height: 300px;
    border: none;
    border-radius: 10px;
}

.map-placeholder {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.map-placeholder img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.map-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 2rem 1rem 1rem;
    text-align: center;
}

.map-overlay p {
    margin: 0;
    font-weight: 600;
}

.access-info h5 {
    font-size: 1.2rem;
    color: #1f2937;
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.access-info p {
    color: #4b5563;
    line-height: 1.6;
}

/* サービスエリアセクション */
.service-area {
    padding: 80px 0;
    background: white;
}

.area-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.area-card {
    background: #f8fafc;
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    border: 1px solid #e5e7eb;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.area-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.area-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.area-card h3 {
    font-size: 1.5rem;
    color: #1f2937;
    margin-bottom: 1rem;
    font-weight: 600;
}

.area-card p {
    color: #6b7280;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.area-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.area-list span {
    background: #1e40af;
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 500;
}

.area-note {
    background: #fef3c7;
    border: 1px solid #fbbf24;
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1rem;
}

.area-note p {
    color: #92400e;
    font-size: 0.9rem;
    margin: 0;
}

/* 支店CTAセクション */
.branches-cta {
    padding: 80px 0;
    background: #f8fafc !important;
    color: #1e293b !important;
    text-align: center;
    border-top: 1px solid #e2e8f0;
}

.branches-cta * {
    background: transparent !important;
}

.branches-cta h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    color: #1e293b !important;
}

.branches-cta p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.8;
    color: #64748b !important;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.branches-cta .btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%) !important;
    border: 2px solid #3b82f6 !important;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.2);
}

.branches-cta .btn-secondary {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%) !important;
    border: 2px solid #f59e0b !important;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.2);
}

.branches-cta .btn-tertiary {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%) !important;
    border: 2px solid #10b981 !important;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.2);
}

.cta-additional {
    margin-top: 1.5rem;
}

.branches-cta .btn-outline {
    background: transparent !important;
    color: #3b82f6 !important;
    border: 2px solid #3b82f6 !important;
}

.branches-cta .btn-outline:hover {
    background: #3b82f6 !important;
    color: white !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.1) !important;
    color: white !important;
    border: 2px solid white !important;
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    background: white !important;
    color: #1e40af !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

/* 支店情報レスポンシブ対応 */
@media (max-width: 768px) {
    .branch-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 2rem;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .branch-services ul {
        grid-template-columns: 1fr;
    }
    
    .area-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .branch-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* 会社概要追加セクションのスタイル */
.business-details {
    padding: 60px 0;
    background: white;
}

.business-details h3 {
    font-size: 2.2rem;
    color: #1f2937;
    text-align: center;
    margin-bottom: 3rem;
    font-weight: 600;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.business-item {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid #e5e7eb;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.business-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.business-item h4 {
    font-size: 1.3rem;
    color: #1e40af;
    margin-bottom: 1rem;
    font-weight: 600;
}

.business-item p {
    color: #6b7280;
    line-height: 1.6;
}

.clients-section {
    padding: 60px 0;
    background: #f8fafc;
}

.clients-section h3 {
    font-size: 2.2rem;
    color: #1f2937;
    text-align: center;
    margin-bottom: 3rem;
    font-weight: 600;
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* 統一グリッドレイアウト（分類なし） */
.clients-unified-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.clients-unified-grid .client-item {
    background: white;
    padding: 20px 25px;
    border-radius: 12px;
    text-align: center;
    border: 2px solid #e2e8f0;
    font-weight: 600;
    color: #334155;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.clients-unified-grid .client-item:hover {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: white;
    border-color: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37,99,235,0.3);
}

.client-item {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
    border: 1px solid #e5e7eb;
    font-weight: 500;
    color: #374151;
    transition: background-color 0.3s ease;
}

.client-item:hover {
    background: #1e40af;
    color: white;
}

.banks-section {
    padding: 60px 0;
    background: white;
}

.banks-section h3 {
    font-size: 2.2rem;
    color: #1f2937;
    text-align: center;
    margin-bottom: 3rem;
    font-weight: 600;
}

.banks-list {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    max-width: 800px;
    margin: 0 auto;
}

.bank-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem;
    background: #f8fafc;
    border-radius: 10px;
    border: 1px solid #e5e7eb;
    transition: transform 0.3s ease;
    min-width: 180px;
}

.bank-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.bank-icon {
    font-size: 2.5rem;
}

.bank-item span {
    font-weight: 600;
    color: #1f2937;
    text-align: center;
}

/* Privacy Policy Styles */
.privacy-content {
    padding: 4rem 0;
}

.privacy-text {
    max-width: 800px;
    margin: 0 auto;
}

.privacy-section h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin: 2rem 0 1rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

.privacy-section h3 {
    color: var(--secondary-color);
    font-size: 1.2rem;
    margin: 1.5rem 0 1rem 0;
}

.privacy-section p {
    line-height: 1.8;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.privacy-section ul {
    margin-left: 2rem;
    margin-bottom: 1.5rem;
}

.privacy-section li {
    line-height: 1.8;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.last-updated {
    text-align: right;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.privacy-intro {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    margin: 2rem 0;
    border-left: 4px solid var(--primary-color);
}

.contact-info-policy {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    margin: 2rem 0;
}

.policy-footer {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.effective-date {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 1rem;
}

/* Recruit Contact Styles */
.recruit-contact {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.contact-method {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.contact-method h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.contact-method p {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.contact-hours {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.contact-note {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-style: italic;
}

/* 創業年カウンター画面スタイル（白背景・青系テーマ） */
/* ローディング中はスクロールを防止 */
body.loading {
    overflow: hidden;
    height: 100vh;
    position: fixed;
    width: 100%;
}

.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: #ffffff;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 99999;
    transition: opacity 1.2s ease, visibility 1.2s ease;
    overflow: hidden;
    opacity: 1;
    visibility: visible;
}

/* 壮大な背景エフェクト */
.loading-background-effects {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* パーティクルシステム */
.particle-system {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: linear-gradient(45deg, #3b82f6, #60a5fa);
    border-radius: 50%;
    opacity: 0.6;
    animation: particleFloat 6s ease-in-out infinite;
}

.particle:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    animation-duration: 8s;
}

.particle:nth-child(2) {
    top: 60%;
    left: 80%;
    animation-delay: 2s;
    animation-duration: 6s;
}

.particle:nth-child(3) {
    top: 80%;
    left: 20%;
    animation-delay: 4s;
    animation-duration: 10s;
}

.particle:nth-child(4) {
    top: 30%;
    left: 70%;
    animation-delay: 1s;
    animation-duration: 7s;
}

.particle:nth-child(5) {
    top: 50%;
    left: 40%;
    animation-delay: 3s;
    animation-duration: 9s;
}

/* ウェーブエフェクト */
.wave-effect {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.wave {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300px;
    height: 300px;
    border: 2px solid rgba(59, 130, 246, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: waveExpand 4s ease-out infinite;
}

.wave-1 {
    animation-delay: 0s;
}

.wave-2 {
    animation-delay: 1.3s;
}

.wave-3 {
    animation-delay: 2.6s;
}

.loading-screen.fade-out {
    opacity: 0;
    visibility: hidden;
}

.loading-container {
    text-align: center;
    color: #1e293b;
    position: relative;
    z-index: 10;
}

.loading-logo {
    margin-bottom: 3rem;
    animation: logoFadeIn 1.5s ease-out;
}

.loading-logo-image {
    width: 120px;
    height: 120px;
    margin-bottom: 1rem;
    object-fit: contain;
    /* ロゴの回転削除 */
}

.company-name {
    font-size: 2.5rem;
    font-weight: 700;
    font-family: 'Orbitron', 'Exo 2', monospace;
    margin-top: 0.5rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    background: linear-gradient(135deg, 
        #1e40af 0%, 
        #3b82f6 20%, 
        #60a5fa  40%, 
        #93c5fd  50%, 
        #60a5fa 60%, 
        #3b82f6 80%, 
        #1e40af 100%);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 
        0 0 8px rgba(59, 130, 246, 0.2),
        0 0 16px rgba(59, 130, 246, 0.1);
    position: relative;
    animation: 
        gradientShift 4s ease-in-out infinite,
        textPulse 3s ease-in-out infinite alternate;
    filter: drop-shadow(0 2px 4px rgba(30, 64, 175, 0.2));
    transition: all 0.3s ease;
}

.company-name::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.15) 45%,
        rgba(255, 255, 255, 0.25) 50%,
        rgba(255, 255, 255, 0.15) 55%,
        transparent 100%
    );
    animation: shinePass 4s ease-in-out infinite;
    z-index: 1;
}

.company-name::after {
    content: 'NISHIBO';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(30, 64, 175, 0.05) 0%, 
        rgba(59, 130, 246, 0.08) 50%, 
        rgba(147, 197, 253, 0.05) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    z-index: -1;
    filter: blur(0.5px);
}

@keyframes shinePass {
    0% {
        left: -100%;
        opacity: 0;
    }
    50% {
        opacity: 0.6;
    }
    100% {
        left: 100%;
        opacity: 0;
    }
}

/* 創業年数表示セクション */
.year-counter-container {
    margin-bottom: 3rem;
    animation: counterSlideIn 1.5s ease-out 0.5s both;
}

.founding-year-display {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.founding-text {
    font-size: 2rem;
    font-weight: 600;
    color: #2563eb;
    font-family: 'Exo 2', sans-serif;
}

.year-number {
    font-size: 4rem;
    font-weight: 900;
    color: #1e40af;
    font-family: 'Orbitron', monospace;
    animation: numberPulse 2s ease-in-out infinite;
}

.year-text {
    font-size: 2rem;
    font-weight: 600;
    color: #2563eb;
    font-family: 'Exo 2', sans-serif;
}

.year-range {
    font-size: 1.2rem;
    color: #64748b;
    font-weight: 500;
    letter-spacing: 2px;
}

.counter-section {
    text-align: center;
}

.year-display, .years-business-display {
    font-size: 7rem;
    font-weight: 900;
    font-family: 'Orbitron', monospace;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #d97706 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 40px rgba(251, 191, 36, 0.6);
    margin-bottom: 1rem;
    animation: epicYearPulse 3s ease-in-out infinite;
    position: relative;
}

.year-display::before, .years-business-display::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    animation: shimmer 2s ease-in-out infinite;
    pointer-events: none;
}

.year-label, .years-business-label {
    font-size: 1.4rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 6px;
    text-transform: uppercase;
}

.separator-line {
    width: 4px;
    height: 120px;
    background: linear-gradient(180deg, transparent 0%, #3b82f6 50%, transparent 100%);
    border-radius: 2px;
    animation: separatorGlow 3s ease-in-out infinite;
}

/* プログレスバー */
.loading-progress {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    animation: progressSlideIn 2s ease-out 1s both;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 1.5rem;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #3b82f6, #06b6d4, #3b82f6);
    background-size: 200% 100%;
    border-radius: 3px;
    width: 0%;
    animation: progressFlow 3s ease-out, gradientFlow 2s ease-in-out infinite;
}

.skip-message {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 2px;
    animation: messageFloat 2s ease-in-out infinite;
}

/* 壮大なアニメーションキーフレーム */
@keyframes gradientFlow {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

@keyframes particleFloat {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.6;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 1;
    }
}

@keyframes waveExpand {
    0% {
        width: 100px;
        height: 100px;
        opacity: 1;
    }
    100% {
        width: 800px;
        height: 800px;
        opacity: 0;
    }
}

@keyframes logoFloatIn {
    0% {
        transform: translateY(-50px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes logoRotate {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

@keyframes epicGradientShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    25% {
        background-position: 50% 100%;
    }
    50% {
        background-position: 100% 50%;
    }
    75% {
        background-position: 50% 0%;
    }
}

@keyframes counterSlideIn {
    0% {
        transform: translateY(50px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes epicYearPulse {
    0%, 100% {
        transform: scale(1);
        text-shadow: 0 0 40px rgba(251, 191, 36, 0.6);
    }
    33% {
        transform: scale(1.08);
        text-shadow: 0 0 60px rgba(251, 191, 36, 0.8);
    }
    66% {
        transform: scale(0.95);
        text-shadow: 0 0 30px rgba(251, 191, 36, 0.4);
    }
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

@keyframes separatorGlow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(59, 130, 246, 0.4);
        opacity: 0.8;
    }
    50% {
        box-shadow: 0 0 40px rgba(59, 130, 246, 0.8);
        opacity: 1;
    }
}

@keyframes progressSlideIn {
    0% {
        transform: translateY(30px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes progressFlow {
    0% {
        width: 0%;
    }
    100% {
        width: 100%;
    }
}

@keyframes messageFloat {
    0%, 100% {
        transform: translateY(0px);
        opacity: 0.7;
    }
    50% {
        transform: translateY(-5px);
        opacity: 1;
    }
}

/* 壮大なローディング画面のレスポンシブ対応 */
@media (max-width: 768px) {
    .year-counter-container {
        flex-direction: column;
        gap: 2rem;
    }
    
    .separator-line {
        width: 120px;
        height: 4px;
        transform: rotate(90deg);
    }
    
    .year-display, .years-business-display {
        font-size: 5rem;
    }
    
    .company-name {
        font-size: 3rem;
        letter-spacing: 8px;
    }
    
    .loading-logo-image {
        width: 140px;
        height: 140px;
    }
    
    .wave {
        width: 200px;
        height: 200px;
    }
}

@media (max-width: 480px) {
    .year-display, .years-business-display {
        font-size: 4rem;
    }
    
    .company-name {
        font-size: 2.5rem;
        letter-spacing: 6px;
    }
    
    .loading-logo-image {
        width: 120px;
        height: 120px;
    }
    
    .year-counter-container {
        gap: 1.5rem;
    }
    
    .separator-line {
        width: 100px;
    }
}

@media (max-width: 768px) {
    .loading-logo-image {
        width: 130px;
        height: 130px;
    }
    
    .company-name {
        font-size: 2.5rem;
        letter-spacing: 6px;
    }
    
    .year-display {
        font-size: 4rem;
    }
}

@media (max-width: 480px) {
    .loading-logo-image {
        width: 110px;
        height: 110px;
    }
    
    .company-name {
        font-size: 2rem;
        letter-spacing: 4px;
    }
    
    .year-display {
        font-size: 3rem;
    }
}

.loading-text {
    font-size: 4.5rem;
    font-weight: 900;
    font-family: 'Orbitron', 'Exo 2', monospace;
    letter-spacing: 16px;
    text-transform: uppercase;
    margin-bottom: 1rem;
    display: flex;
    justify-content: center;
    gap: 12px;
    position: relative;
    overflow: hidden;
    perspective: 1000px;
    transform-style: preserve-3d;
    padding: 2rem 0;
    background: radial-gradient(ellipse at center, 
        rgba(59, 130, 246, 0.05) 0%, 
        transparent 70%);
}

.loading-text .letter {
    display: inline-block;
    opacity: 0;
    transform: translateY(50px) scale(0.5) rotateX(60deg);
    animation: letterAppearShine 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
    position: relative;
    background: linear-gradient(135deg, 
        #0f172a 0%, 
        #1e293b 10%, 
        #1e40af 20%, 
        #3b82f6 35%, 
        #60a5fa 50%, 
        #93c5fd 65%, 
        #dbeafe 75%, 
        #93c5fd 85%, 
        #3b82f6 95%, 
        #1e40af 100%);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 3s ease-in-out infinite, letterAppearShine 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards, textGlow 2s ease-in-out infinite alternate;
    filter: drop-shadow(0 4px 8px rgba(30, 64, 175, 0.4)) 
            drop-shadow(0 0 20px rgba(59, 130, 246, 0.3))
            drop-shadow(0 0 40px rgba(147, 197, 253, 0.2));
    text-shadow: 0 0 30px rgba(59, 130, 246, 0.6),
                 0 0 60px rgba(147, 197, 253, 0.4),
                 0 0 90px rgba(219, 234, 254, 0.3);
    font-weight: 900;
    letter-spacing: 0.1em;
}

.loading-text .letter::before {
    content: '';
    position: absolute;
    top: -10%;
    left: -20%;
    width: 140%;
    height: 120%;
    background: linear-gradient(45deg, 
        transparent 30%, 
        rgba(147, 197, 253, 0.4) 45%, 
        rgba(219, 234, 254, 0.6) 50%, 
        rgba(147, 197, 253, 0.4) 55%, 
        transparent 70%);
    transform: translateX(-100%);
    animation: shine 3s ease-in-out 2s infinite;
    pointer-events: none;
}

.loading-text .letter::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, 
        rgba(59, 130, 246, 0.2) 0%, 
        transparent 70%);
    animation: pulse 2s ease-in-out infinite alternate;
    pointer-events: none;
}

.loading-text .letter[data-letter="0"] { 
    animation-delay: 0.3s; 
}

.loading-text .letter[data-letter="1"] { 
    animation-delay: 0.5s; 
}

.loading-text .letter[data-letter="2"] { 
    animation-delay: 0.7s; 
}

.loading-text .letter[data-letter="3"] { 
    animation-delay: 0.9s; 
}

.loading-text .letter[data-letter="4"] { 
    animation-delay: 1.1s; 
}

.loading-text .letter[data-letter="5"] { 
    animation-delay: 1.3s; 
}

.loading-text .letter[data-letter="6"] { 
    animation-delay: 1.5s; 
}

.loading-spinner {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin: 2rem 0;
}

.spinner-dot {
    width: 16px;
    height: 16px;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    border-radius: 50%;
    animation: dotPulse 1.4s ease-in-out infinite both;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4);
}

.spinner-dot:nth-child(1) { animation-delay: -0.32s; }
.spinner-dot:nth-child(2) { animation-delay: -0.16s; }
.spinner-dot:nth-child(3) { animation-delay: 0s; }
.spinner-dot:nth-child(4) { animation-delay: 0.16s; }
.spinner-dot:nth-child(5) { animation-delay: 0.32s; }

.loading-progress {
    margin-top: 2rem;
}

.progress-bar {
    width: 200px;
    height: 4px;
    background: rgba(30, 41, 59, 0.1);
    border-radius: 2px;
    margin: 0 auto 1rem;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, rgba(37, 99, 235, 0.6) 0%, rgba(59, 130, 246, 1) 50%, rgba(37, 99, 235, 0.6) 100%);
    border-radius: 2px;
    animation: progressLoad 2.5s ease-in-out;
    width: 0%;
}

.loading-message {
    font-size: 1.2rem;
    opacity: 0.7;
    animation: messageFlash 2s ease-in-out infinite;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #475569;
}

.skip-message {
    font-size: 0.9rem;
    opacity: 0.5;
    margin-top: 1rem;
    animation: skipFlash 3s ease-in-out infinite;
    color: #64748b;
    font-weight: 400;
    display: none; /* 初期状態では非表示 */
}

/* ローディングアニメーション */
@keyframes logoFadeIn {
    0% {
        transform: scale(0.5);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes letterAppearShine {
    0% {
        opacity: 0;
        transform: translateY(80px) scale(0.3) rotateX(90deg);
        filter: blur(10px);
    }
    25% {
        opacity: 0.3;
        transform: translateY(30px) scale(0.7) rotateX(45deg);
        filter: blur(5px);
    }
    50% {
        opacity: 0.7;
        transform: translateY(-20px) scale(1.15) rotateX(10deg);
        filter: blur(2px);
    }
    75% {
        opacity: 0.9;
        transform: translateY(-5px) scale(1.05) rotateX(-5deg);
        filter: blur(0px);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1) rotateX(0deg);
        filter: blur(0px);
    }
}

@keyframes dotPulse {
    0%, 80%, 100% {
        transform: scale(0.8);
        opacity: 0.6;
    }
    40% {
        transform: scale(1.3);
        opacity: 1;
        box-shadow: 0 6px 25px rgba(37, 99, 235, 0.6);
    }
}

@keyframes progressLoad {
    0% {
        width: 0%;
    }
    70% {
        width: 85%;
    }
    100% {
        width: 100%;
    }
}

@keyframes messageFlash {
    0%, 100% {
        opacity: 0.5;
    }
    50% {
        opacity: 0.8;
    }
}

@keyframes skipFlash {
    0%, 100% {
        opacity: 0.3;
    }
    50% {
        opacity: 0.7;
    }
}

/* メインコンテンツを初期状態で隠す */
.main-content {
    opacity: 0;
    transition: opacity 0.8s ease;
}

.main-content.show {
    opacity: 1;
}

/* 緊急用: ローディング画面がない場合は表示 */
body:not(.loading) .main-content {
    opacity: 1;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .loading-logo-image {
        width: 80px;
        height: 80px;
    }
    
    .loading-text {
        font-size: 2.5rem;
        letter-spacing: 6px;
        gap: 4px;
    }
    
    .progress-bar {
        width: 150px;
    }
}
/* 施工実績ページ用のスタイル */
.works-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.work-item {
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: all 0.3s ease;
}

.work-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.work-image {
    height: 250px;
    overflow: hidden;
}

.work-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.work-item:hover .work-image img {
    transform: scale(1.05);
}

.work-info {
    padding: 2rem;
}

.work-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.work-category {
    display: inline-block;
    background: #2563eb;
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.work-location {
    color: #64748b;
    font-weight: 500;
    margin-bottom: 1rem;
}

.work-description {
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.work-details {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.detail-item {
    background: #f1f5f9;
    color: #475569;
    padding: 0.4rem 0.8rem;
    border-radius: 5px;
    font-size: 0.9rem;
    font-weight: 500;
}

.no-works {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    color: #64748b;
    font-size: 1.1rem;
}

.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin: 0 auto;
    max-width: 600px;
    padding: 0 1rem;
}

.filter-btn {
    position: relative;
    background: linear-gradient(145deg, #ffffff, #f1f5f9);
    color: #475569;
    border: 2px solid rgba(59, 130, 246, 0.2);
    padding: 14px 28px;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 
        0 4px 15px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    overflow: hidden;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.filter-btn:hover::before {
    left: 100%;
}

.filter-btn:hover,
.filter-btn.active {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    color: white;
    border-color: #1d4ed8;
    transform: translateY(-4px) scale(1.05);
    box-shadow: 
        0 12px 30px rgba(59, 130, 246, 0.4),
        0 4px 15px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.works-filter {
    background: #f8fafc;
    padding: 3rem 0;
}

.works-grid {
    padding: 5rem 0;
}

/* モバイル対応 */
@media (max-width: 768px) {
    .works-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .work-item {
        margin: 0 1rem;
    }
    
    .filter-buttons {
        padding: 0 1rem;
    }
    
    .filter-btn {
        font-size: 0.9rem;
        padding: 0.6rem 1.2rem;
    }
}

/* お知らせ一覧ページ用のスタイル */
.news-filter {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 50%, #f8fafc 100%);
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}

.news-filter::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

/* 共通セクションスタイル - 美しいグラデーション区切り */
.section-divider,
.news-list-section,
.works-summary,
.achievements,
.about-summary,
.services {
    padding: 6rem 0 8rem;
    background: 
        radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(16, 185, 129, 0.03) 0%, transparent 50%),
        linear-gradient(135deg, #fefefe 0%, #f8fafc 100%);
    position: relative;
}

.section-divider::before,
.news-list-section::before,
.works-summary::before,
.achievements::before,
.about-summary::before,
.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(45deg, transparent 49%, rgba(59, 130, 246, 0.01) 50%, transparent 51%),
        linear-gradient(-45deg, transparent 49%, rgba(16, 185, 129, 0.01) 50%, transparent 51%);
    background-size: 60px 60px;
    z-index: 1;
}

/* セクション内コンテンツは背景より前に表示 */
.section-divider > *,
.news-list-section > *,
.works-summary > *,
.achievements > *,
.about-summary > *,
.services > * {
    position: relative;
    z-index: 2;
}

/* 交互配色パターン */
.about-summary {
    background: 
        radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.03) 0%, transparent 50%),
        linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.services {
    background: 
        radial-gradient(circle at 20% 20%, rgba(168, 85, 247, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(59, 130, 246, 0.03) 0%, transparent 50%),
        linear-gradient(135deg, #fefefe 0%, #f8fafc 100%);
}

/* セクション区切りのレスポンシブ対応 */
@media (max-width: 768px) {
    .section-divider,
    .news-list-section,
    .works-summary,
    .achievements,
    .about-summary,
    .services {
        padding: 4rem 0 5rem;
    }
    
    .section-divider::before,
    .news-list-section::before,
    .works-summary::before,
    .achievements::before,
    .about-summary::before,
    .services::before {
        background-size: 40px 40px;
    }
}

@media (max-width: 480px) {
    .section-divider,
    .news-list-section,
    .works-summary,
    .achievements,
    .about-summary,
    .services {
        padding: 3rem 0 4rem;
    }
    
    .section-divider::before,
    .news-list-section::before,
    .works-summary::before,
    .achievements::before,
    .about-summary::before,
    .services::before {
        background-size: 30px 30px;
    }
}

.news-grid {
    max-width: 800px;
    margin: 0 auto;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    padding: 0 32px;
    position: relative;
    z-index: 1;
}

/* お知らせリスト形式デザイン */
.news-card {
    background: transparent;
    border-bottom: 1px solid #e5e7eb;
    padding: 24px 0;
    transition: all 0.2s ease;
    display: block;
    position: relative;
}

.news-card:first-child {
    border-top: 1px solid #e5e7eb;
}

.news-card:hover {
    background: #fafbfc;
    padding-left: 16px;
    margin-left: -16px;
    margin-right: -16px;
    padding-right: 16px;
}

.news-card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 8px;
}

.news-card-date {
    color: #64748b;
    font-size: 14px;
    font-weight: 500;
    font-family: 'Courier New', monospace;
    min-width: 100px;
}

.news-card-category {
    font-size: 12px;
    font-weight: 600;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.news-card-category.category-info {
    background: #3b82f6;
}

.news-card-category.category-work {
    background: #10b981;
}

.news-card-category.category-important {
    background: #f59e0b;
}

.news-card-body {
    flex: 1;
}

.news-card-title {
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
    margin: 0 0 8px 0;
    line-height: 1.4;
    transition: color 0.2s ease;
}

.news-card-content {
    color: #64748b;
    font-size: 14px;
    line-height: 1.5;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card:hover .news-card-title {
    color: #3b82f6;
}

.news-card:hover .news-card-content {
    color: #374151;
}

.no-news-found {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    color: #64748b;
    font-size: 1.1rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* お知らせカード モバイル対応 */
@media (max-width: 768px) {
    .news-list-section {
        padding: 4rem 0 6rem;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 1rem;
    }
    
    .news-card-header {
        gap: 12px;
        margin-bottom: 6px;
    }
    
    .news-card-date {
        font-size: 13px;
        min-width: 85px;
    }
    
    .news-card-category {
        font-size: 11px;
        padding: 3px 6px;
    }
    
    .news-card-title {
        font-size: 15px;
        margin-bottom: 6px;
    }
    
    .news-card-content {
        font-size: 13px;
    }
    
    .news-card-title {
        font-size: 1.2rem;
        margin-bottom: 1.2rem;
    }
    
    .news-card-content {
        font-size: 0.95rem;
        line-height: 1.7;
    }
}

@media (max-width: 480px) {
    .news-grid {
        gap: 1rem;
        padding: 0 0.75rem;
    }
    
    .news-card-header {
        gap: 10px;
        margin-bottom: 4px;
        flex-wrap: wrap;
    }
    
    .news-card-date {
        font-size: 12px;
        min-width: 80px;
    }
    
    .news-card-category {
        font-size: 10px;
        padding: 2px 5px;
    }
    
    .news-card-title {
        font-size: 14px;
        margin-bottom: 4px;
    }
    
    .news-card-content {
        font-size: 12px;
    }
    
    .news-card-content {
        font-size: 0.9rem;
    }
}

/* ================================================
   事業案内ページ専用スタイル (services.html)
   ================================================ */

/* 事業概要セクション */
.services-overview {
    padding: 80px 0;
    background: #f8fafc;
}

.overview-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.overview-content h2 {
    font-size: 2.5rem;
    color: #1f2937;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.overview-content p {
    font-size: 1.2rem;
    color: #4b5563;
    line-height: 1.8;
    margin-bottom: 3rem;
}

.overview-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: #2563eb;
    font-family: 'Orbitron', 'Roboto Mono', 'Monaco', 'Consolas', monospace;
    letter-spacing: -1px;
    text-shadow: 0 2px 4px rgba(37, 99, 235, 0.2);
    line-height: 1.1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    color: #6b7280;
    font-weight: 500;
}

/* 事業詳細セクション */
.services-detail {
    padding: 80px 0;
    background: white;
}

.service-detail-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    margin-bottom: 3rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.1);
    transition: all 0.3s ease;
}

.service-detail-card:hover {
    box-shadow: 0 15px 50px rgba(59, 130, 246, 0.15);
    transform: translateY(-5px);
}

.service-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid #e5e7eb;
}

.service-icon {
    font-size: 3rem;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(30, 64, 175, 0.3);
}

.service-title h3 {
    font-size: 1.8rem;
    color: #1f2937;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.service-subtitle {
    font-size: 1rem;
    color: #6b7280;
    font-weight: 500;
    font-style: italic;
}

.service-content {
    display: grid;
    gap: 2rem;
}

.service-description {
    font-size: 1.1rem;
    color: #4b5563;
    line-height: 1.8;
}

.service-specs h4,
.service-applications h4 {
    font-size: 1.3rem;
    color: #1f2937;
    margin-bottom: 1rem;
    font-weight: 600;
    position: relative;
    padding-left: 1rem;
}

.service-specs h4::before,
.service-applications h4::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    border-radius: 2px;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.spec-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: #f8fafc;
    border-radius: 10px;
    border-left: 4px solid #3b82f6;
}

.spec-item strong {
    color: #1f2937;
    font-weight: 600;
    font-size: 0.95rem;
}

.spec-item span {
    color: #4b5563;
    font-size: 0.9rem;
    text-align: right;
}

.service-applications ul {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 0.5rem;
}

.service-applications li {
    padding: 0.75rem 1rem;
    background: #f0f9ff;
    border-radius: 8px;
    border-left: 3px solid #0ea5e9;
    color: #0c4a6e;
    font-size: 0.95rem;
    position: relative;
}

.service-applications li::before {
    content: '✓';
    color: #0ea5e9;
    font-weight: bold;
    margin-right: 0.5rem;
}

/* 事業案内CTA */
.services-cta {
    padding: 80px 0;
    background: #ffffff;
    color: #333333;
    text-align: center;
}

/* コンパクト事業案内グリッド */
.services-grid-compact {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
}

.service-card-compact {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.service-card-compact:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(30, 64, 175, 0.15);
}

.service-card-compact .service-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
    filter: drop-shadow(0 4px 8px rgba(30, 64, 175, 0.3));
}

.service-card-compact h3 {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
    color: #1e40af;
    font-weight: 600;
}

.service-card-compact p {
    color: #64748b;
    line-height: 1.5;
    font-size: 0.9rem;
    margin: 0;
}

/* サービスカードコンパクト - レスポンシブデザイン */
@media (max-width: 1200px) {
    .services-grid-compact {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .services-grid-compact {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1rem;
    }
    
    .service-card-compact {
        padding: 1.2rem;
    }
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.cta-text p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-actions .btn {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    min-width: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.cta-actions .btn-primary {
    background: white;
    color: #1e40af;
    border: 2px solid white;
}

.cta-actions .btn-primary:hover {
    background: #f8fafc;
    transform: translateY(-2px);
}

.cta-actions .btn-outline {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.cta-actions .btn-outline:hover {
    background: white;
    color: #1e40af;
    transform: translateY(-2px);
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .overview-content h2 {
        font-size: 2rem;
    }
    
    .overview-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stat-item {
        padding: 1.5rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .service-detail-card {
        padding: 1.5rem;
        margin-bottom: 2rem;
    }
    
    .service-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .service-title h3 {
        font-size: 1.5rem;
    }
    
    .specs-grid {
        grid-template-columns: 1fr;
    }
    
    .service-applications ul {
        grid-template-columns: 1fr;
    }
    
    .cta-text h2 {
        font-size: 2rem;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-actions .btn {
        width: 100%;
        max-width: 300px;
    }
}

/* =====================================
   統一ページヒーロー用スタイル
===================================== */

/* ページヒーローの基本スタイル */
.page-hero {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 6rem 0 4rem;
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
}

/* 事業案内ページ専用のヒーローセクション - コンパクトサイズ */
.services-hero.page-hero {
    min-height: 10vh;
    padding: 1rem 0 0.5rem;
    margin-top: 70px;
}

.services-hero .hero-title {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.services-hero .hero-description {
    font-size: 0.9rem;
    max-width: 600px;
    margin: 0 auto 0.5rem;
}

.services-hero .hero-badge {
    font-size: 0.7rem;
    padding: 0.2rem 0.8rem;
    margin-bottom: 0.5rem;
}

.services-hero .breadcrumb {
    margin-bottom: 0;
}

/* ページヒーローのオーバーレイ効果 */
.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.1);
    z-index: 1;
}

/* パーティクル効果 - 無効化 */
.page-hero .hero-particles {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
}

/* パーティクルアニメーション */
@keyframes particles-move {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

/* ヒーローコンテナ */
.page-hero .hero-container {
    max-width: 1200px;
    width: 100%;
    padding: 0 2rem;
    position: relative;
    z-index: 3;
    text-align: center;
}

/* ヒーローコンテンツ */
.page-hero .hero-content {
    color: white;
}

/* ヒーローバッジ */
.page-hero .hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

/* ページヒーローのタイトル */
.page-hero .hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.page-hero .hero-title-line {
    display: block;
}

.page-hero .hero-title-main {
    color: white;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
}

/* ページヒーローの説明文 */
.page-hero .hero-description {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    opacity: 0.95;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.page-hero .hero-description .highlight {
    color: #fbbf24;
    font-weight: 600;
}

/* パンくずリスト */
.page-hero .breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    margin-top: 1rem;
    opacity: 0.9;
}

.page-hero .breadcrumb a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-hero .breadcrumb a:hover {
    color: #fbbf24;
}

.page-hero .breadcrumb .separator {
    color: rgba(255, 255, 255, 0.6);
    margin: 0 0.25rem;
}

.page-hero .breadcrumb .current {
    color: #fbbf24;
    font-weight: 500;
}



/* レスポンシブデザイン */
@media (max-width: 768px) {
    .page-hero {
        min-height: 50vh;
        padding: 4rem 0 3rem;
        background-attachment: scroll;
    }
    
    .page-hero .hero-container {
        padding: 0 1rem;
    }
    
    .page-hero .hero-title {
        font-size: 2.5rem;
    }
    
    .page-hero .hero-description {
        font-size: 1.1rem;
    }
    
    .page-hero .breadcrumb {
        flex-wrap: wrap;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .page-hero .hero-title {
        font-size: 2rem;
    }
    
    .page-hero .hero-description {
        font-size: 1rem;
    }
    
    .page-hero .hero-badge {
        font-size: 0.8rem;
        padding: 0.4rem 1rem;
    }
}

/* お問い合わせCTAセクション */
.contact-cta {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 4rem 0;
    text-align: center;
}

.contact-cta .section-header {
    margin-bottom: 2rem;
}

.contact-cta h2 {
    font-size: 2.5rem;
    color: #1e293b;
    margin-bottom: 1rem;
}

.contact-cta p {
    font-size: 1.2rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

.contact-cta .cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .contact-cta {
        padding: 3rem 0;
    }
    
    .contact-cta h2 {
        font-size: 2rem;
    }
    
    .contact-cta p {
        font-size: 1rem;
    }
    
    .contact-cta .cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
}

/* 事業案内詳細項目 */
.service-detail-item {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    margin-bottom: 3rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.1);
    transition: all 0.3s ease;
}

.service-detail-item:hover {
    box-shadow: 0 15px 50px rgba(59, 130, 246, 0.15);
    transform: translateY(-5px);
}

.service-detail-header {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid rgba(59, 130, 246, 0.1);
}

.service-detail-icon {
    font-size: 3rem;
    min-width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.service-detail-title h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.service-detail-title p {
    color: #64748b;
    font-size: 1.1rem;
    line-height: 1.6;
}

.service-detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.service-features,
.service-applications {
    background: #f8fafc;
    padding: 1.5rem;
    border-radius: 15px;
    border-left: 4px solid #3b82f6;
}

.service-features h4,
.service-applications h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 1rem;
}

.service-features h4 i,
.service-applications h4 i {
    color: #3b82f6;
}

.service-features ul,
.service-applications ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.service-features li,
.service-applications li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    color: #475569;
    line-height: 1.5;
}

.service-features li::before,
.service-applications li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #3b82f6;
    font-weight: bold;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .service-detail-item {
        padding: 1.5rem;
        margin-bottom: 2rem;
    }
    
    .service-detail-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .service-detail-icon {
        align-self: center;
        font-size: 2.5rem;
        min-width: 60px;
        height: 60px;
    }
    
    .service-detail-title h3 {
        font-size: 1.5rem;
    }
    
    .service-detail-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* 私たちの使命セクション - レスポンシブデザイン */
@media (max-width: 768px) {

}

/* 事業案内ページ専用スタイル */
.services-detail-page .services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.services-detail-page .service-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(59, 130, 246, 0.1);
    position: relative;
    overflow: hidden;
}

.services-detail-page .service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #1e40af, #3b82f6);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.services-detail-page .service-card:hover::before {
    transform: scaleX(1);
}

.services-detail-page .service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.services-detail-page .service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.services-detail-page .service-card h3 {
    font-size: 1.5rem;
    color: #1e40af;
    margin-bottom: 1rem;
    font-weight: 600;
}

.services-detail-page .service-description {
    color: #64748b;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.services-detail-page .service-features {
    list-style: none;
    margin-bottom: 2rem;
}

.services-detail-page .service-features li {
    padding: 0.5rem 0;
    color: #475569;
    position: relative;
    padding-left: 1.5rem;
}

.services-detail-page .service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

.services-detail-page .service-card-footer {
    text-align: center;
    padding-top: 1rem;
    border-top: 1px solid #e2e8f0;
}

.services-detail-page .service-cta {
    display: inline-block;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    color: white;
    padding: 0.75rem 2rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    text-align: center;
}

.services-detail-page .service-cta:hover {
    background: linear-gradient(135deg, #1d4ed8, #2563eb);
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(59, 130, 246, 0.4);
}

/* 事業案内統計セクション */
.services-stats {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 4rem 0;
    margin: 4rem 0;
}

.services-stats .stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem;
}

.services-stats .stat-item {
    text-align: center;
    padding: 2rem 1rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.services-stats .stat-number {
    font-size: 3rem;
    font-weight: bold;
    color: #1e40af;
    display: block;
    margin-bottom: 0.5rem;
}

.services-stats .stat-label {
    color: #64748b;
    font-weight: 500;
}

/* モバイル対応 - 事業案内ページ */
@media (max-width: 768px) {
    .services-detail-page .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 1rem;
    }
    
    .services-detail-page .service-card {
        padding: 1.5rem;
    }
    
    .services-detail-page .service-icon {
        font-size: 2.5rem;
    }
    
    .services-detail-page .service-card h3 {
        font-size: 1.3rem;
    }
    
    .services-stats .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        padding: 0 1rem;
    }
    
    .services-stats .stat-number {
        font-size: 2.5rem;
    }
    
    /* 事業案内ページ - モバイル対応 */
    .services-hero.page-hero {
        min-height: 8vh;
        padding: 0.8rem 0 0.3rem;
    }
    
    .services-hero .hero-title {
        font-size: 1.6rem;
        margin-bottom: 0.3rem;
    }
    
    .services-hero .hero-description {
        font-size: 0.8rem;
        padding: 0 1rem;
        margin-bottom: 0.3rem;
    }
    
    .services-hero .hero-badge {
        font-size: 0.6rem;
        padding: 0.1rem 0.6rem;
        margin-bottom: 0.3rem;
    }
}

/* 工事実績グリッド */
.works-grid {
    padding: 4rem 0;
    background: #f8fafc;
}

.works-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.work-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.work-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.work-image {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    overflow: hidden;
}

.work-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.work-item:hover .work-image img {
    transform: scale(1.05);
}

.work-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 2rem 1.5rem 1.5rem;
}

.work-title {
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

/* モバイル対応 - 工事実績 */
@media (max-width: 768px) {
    .works-container {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1.5rem;
        padding: 0 1rem;
    }
    
    .work-title {
        font-size: 1rem;
    }
    
    .work-overlay {
        padding: 1.5rem 1rem 1rem;
    }
}

/* ヒーローキャッチコピー - ホームページ用 */
.hero-modern .hero-catchcopy {
    position: absolute;
    top: 10%;
    left: 5%;
    z-index: 15;
    text-align: left;
    display: block;
}

.hero-modern .hero-company-name {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
    display: block;
    letter-spacing: 0.15em;
    font-family: 'Arial Black', 'Arial', sans-serif;
    /* 背景クリッピングで背景が透けて見える */
    background: inherit;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    /* より透明なガラスの縁取り */
    -webkit-text-stroke: 3px rgba(255, 255, 255, 0.25);
    /* 繊細なガラスの光沢 */
    filter: 
        drop-shadow(0 1px 1px rgba(255, 255, 255, 0.4))
        drop-shadow(0 -1px 1px rgba(255, 255, 255, 0.2))
        drop-shadow(2px 2px 3px rgba(0, 0, 0, 0.3))
        drop-shadow(4px 4px 8px rgba(0, 0, 0, 0.2))
        drop-shadow(0 0 4px rgba(255, 255, 255, 0.15));
    /* フォントレンダリングを最適化 */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

.hero-modern .catchcopy-text {
    font-size: 3.78rem;
    font-weight: 900;
    color: white;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    display: block;
    letter-spacing: 0.1em;
    /* 視認性の高いゴシック体を優先 */
    font-family: 'Noto Sans JP', 'Hiragino Sans', 'ヒラギノ角ゴシック', 'Hiragino Kaku Gothic ProN', 'Yu Gothic UI', sans-serif;
    /* シャープで読みやすい影 */
    text-shadow: 
        3px 3px 6px rgba(0, 0, 0, 0.8),
        5px 5px 15px rgba(0, 0, 0, 0.6);
    /* フォントレンダリングを最適化 */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    /* 太字を強調 */
    font-weight: 900;
}

/* ヒーローキャッチコピー - ページヒーロー用 */
.page-hero .hero-catchcopy {
    position: absolute !important;
    top: 20% !important;
    right: 5% !important;
    z-index: 9999 !important;
    text-align: right !important;
    pointer-events: none !important;
    width: auto !important;
    height: auto !important;
    display: block !important;
}

.page-hero .catchcopy-text {
    font-size: 3rem !important;
    font-weight: 900 !important;
    color: white !important;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.9) !important;
    line-height: 1.2 !important;
    margin-bottom: 0.5rem !important;
    letter-spacing: 0.02em !important;
    display: block !important;
}

/* ヒーロー著作権表示 - ホームページ用 */
.hero-modern .hero-copyright {
    position: absolute;
    bottom: 5px;
    right: 5px;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.7);
    z-index: 15;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.8);
    display: block;
}

/* ヒーロー著作権表示 - ページヒーロー用 */
.page-hero .hero-copyright {
    position: absolute !important;
    bottom: 10px !important;
    right: 10px !important;
    font-size: 0.7rem !important;
    color: rgba(255, 255, 255, 0.8) !important;
    z-index: 9999 !important;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.9) !important;
    pointer-events: none !important;
    display: block !important;
}

/* レスポンシブ対応 */
@media (max-width: 1024px) {
    .hero-modern .hero-catchcopy {
        top: 8%;
        left: 3%;
    }
    
    .hero-modern .hero-company-name {
        font-size: 2.8rem;
    }
    
    .hero-modern .catchcopy-text {
        font-size: 2.94rem;
    }
}

@media (max-width: 768px) {
    .hero-modern .hero-catchcopy {
        top: 6%;
        left: 2%;
    }
    
    .hero-modern .hero-company-name {
        font-size: 2rem;
        margin-bottom: 0.8rem;
    }
    
    .hero-modern .catchcopy-text {
        font-size: 2.1rem;
        margin-bottom: 1rem;
        letter-spacing: 0.05em;
    }
    
    .hero-modern .hero-copyright {
        font-size: 0.6rem;
        bottom: 3px;
        right: 3px;
    }
}

@media (max-width: 480px) {
    .hero-modern .hero-catchcopy {
        top: 5%;
        left: 2%;
    }
    
    .hero-modern .hero-company-name {
        font-size: 1.5rem;
        margin-bottom: 0.6rem;
        letter-spacing: 0.1em;
    }
    
    .hero-modern .catchcopy-text {
        font-size: 1.512rem;
        margin-bottom: 0.8rem;
        letter-spacing: 0.03em;
    }
    
    .hero-modern .hero-copyright {
        font-size: 0.5rem;
        bottom: 2px;
        right: 2px;
    }
}

/* 主要取引先統一グリッドのレスポンシブ対応 */
@media (max-width: 768px) {
    .clients-unified-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 15px;
    }
    
    .clients-unified-grid .client-item {
        padding: 15px 20px;
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .clients-unified-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .clients-unified-grid .client-item {
        padding: 15px;
        font-size: 0.9rem;
    }
}

/* 会社情報リストスタイル */
.company-info-list {
    background: white;
    padding: 0;
    margin: 0 auto;
}

.info-section {
    padding: 20px 0;
    border-bottom: 1px solid #e5e7eb;
}

.info-section:last-child {
    border-bottom: none;
}

.info-section-title {
    background: #f3f4f6;
    padding: 12px 20px;
    margin: 0 0 15px 0;
    font-size: 1rem;
    font-weight: 600;
    color: #374151;
    border-radius: 4px;
}

.info-section-content {
    padding: 0 20px;
    font-size: 1rem;
    line-height: 1.8;
    color: #1f2937;
}

/* 会社概要ページのレスポンシブ対応 */
@media (max-width: 768px) {
    .company-info-list {
        padding: 0 15px;
    }
    
    .info-section {
        padding: 15px 0;
    }
    
    .info-section-title {
        font-size: 0.95rem;
        padding: 10px 15px;
    }
    
    .info-section-content {
        padding: 0 15px;
        font-size: 0.95rem;
    }
    
    /* 企業理念セクション */
    .philosophy-section div[style*="padding: 60px"] {
        padding: 30px 20px !important;
    }
    
    .philosophy-section p {
        font-size: 1.1rem !important;
        line-height: 1.8 !important;
    }
    
    /* 会社情報カード */
    .about > div > div[style*="padding: 40px"] {
        padding: 25px 20px !important;
    }
    
    /* 主要取引先グリッド */
    .clients-section div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
    }
    
    .clients-section div[style*="padding: 25px"] {
        padding: 18px 20px !important;
        font-size: 0.95rem !important;
    }
}

@media (max-width: 480px) {
    /* ページヘッダー調整 */
    .page-header h1 {
        font-size: 2.5rem !important;
    }
    
    .page-header .page-subtitle {
        font-size: 1rem !important;
    }
    
    /* 企業理念セクション */
    .philosophy-section h2 {
        font-size: 2rem !important;
    }
    
    .philosophy-section div[style*="padding: 60px"],
    .philosophy-section div[style*="padding: 30px"] {
        padding: 20px 15px !important;
    }
    
    .philosophy-section p {
        font-size: 1rem !important;
        line-height: 1.7 !important;
    }
    
    /* 会社情報セクション */
    .about h2 {
        font-size: 2rem !important;
    }
    
    .company-info-list {
        padding: 0 10px;
    }
    
    .info-section {
        padding: 12px 0;
    }
    
    .info-section-title {
        font-size: 0.9rem;
        padding: 8px 12px;
    }
    
    .info-section-content {
        padding: 0 12px;
        font-size: 0.9rem;
        line-height: 1.7;
    }
    
    /* 主要取引先 */
    .clients-section h2 {
        font-size: 2rem !important;
    }
    
    .clients-section div[style*="padding: 25px"],
    .clients-section div[style*="padding: 18px"] {
        padding: 15px !important;
        font-size: 0.9rem !important;
    }
}

/* 工事実績リストセクション */
.works-list-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.works-list-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.works-category {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.works-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.works-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.15);
}

.works-category:hover::before {
    transform: scaleX(1);
}

.works-category h3 {
    color: #1e40af;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.works-category h3 i {
    color: #3b82f6;
    font-size: 1.2rem;
}

.works-items {
    list-style: none;
    padding: 0;
    margin: 0;
}

.works-items li {
    padding: 0.8rem 0;
    border-bottom: 1px solid #e5e7eb;
    color: #374151;
    font-weight: 500;
    position: relative;
    padding-left: 1.5rem;
    transition: all 0.3s ease;
}

.works-items li:last-child {
    border-bottom: none;
}

.works-items li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: #3b82f6;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.works-items li:hover {
    color: #1d4ed8;
    padding-left: 2rem;
    background: rgba(59, 130, 246, 0.05);
    margin-left: -1rem;
    margin-right: -1rem;
    padding-right: 1rem;
    border-radius: 8px;
}

.works-items li:hover::before {
    color: #1d4ed8;
    transform: translateX(0.3rem);
}

/* 一括リスト表示スタイル */
.works-list-unified {
    max-width: 1000px;
    margin: 3rem auto 0;
    background: white;
    border-radius: 15px;
    padding: 3rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.1);
}

.works-items-all {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
}

.works-items-all li {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #e5e7eb;
    color: #374151;
    font-weight: 500;
    position: relative;
    padding-left: 2.5rem;
    transition: all 0.3s ease;
}

.works-items-all li:nth-child(odd) {
    border-right: 1px solid #e5e7eb;
}

.works-items-all li::before {
    content: '▶';
    position: absolute;
    left: 1rem;
    color: #3b82f6;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.works-items-all li:hover {
    color: #1d4ed8;
    background: rgba(59, 130, 246, 0.05);
    padding-left: 3rem;
}

.works-items-all li:hover::before {
    color: #1d4ed8;
    transform: translateX(0.3rem);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .works-list-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .works-category {
        padding: 1.5rem;
    }
    
    .works-category h3 {
        font-size: 1.2rem;
    }

    .works-list-unified {
        padding: 1.5rem;
        margin: 2rem 1rem 0;
    }

    .works-items-all {
        grid-template-columns: 1fr;
    }

    .works-items-all li {
        border-right: none;
    }

    .works-items-all li:nth-child(odd) {
        border-right: none;
    }
}

/* 主要取引先セクション */
.major-clients {
    padding: 4rem 0;
    background: white;
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.client-category {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.client-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.client-category:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.15);
}

.client-category:hover::before {
    transform: scaleX(1);
}

.client-category h3 {
    color: #1e40af;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.client-category h3 i {
    color: #3b82f6;
    font-size: 1.1rem;
}

.client-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.client-list li {
    padding: 0.7rem 0;
    color: #374151;
    font-weight: 500;
    position: relative;
    padding-left: 1.2rem;
    border-bottom: 1px solid rgba(229, 231, 235, 0.5);
    transition: all 0.3s ease;
}

.client-list li:last-child {
    border-bottom: none;
}

.client-list li::before {
    content: '●';
    position: absolute;
    left: 0;
    color: #3b82f6;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.client-list li:hover {
    color: #1d4ed8;
    padding-left: 1.8rem;
    background: rgba(59, 130, 246, 0.08);
    margin-left: -1rem;
    margin-right: -1rem;
    padding-right: 1rem;
    border-radius: 8px;
}

.client-list li:hover::before {
    color: #1d4ed8;
    transform: scale(1.2);
}

/* 取引先統計 */
.clients-stats {
    margin-top: 4rem;
    padding: 2.5rem;
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    border-radius: 20px;
    color: white;
    text-align: center;
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-box {
    padding: 1rem;
}

.stat-box .stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    font-family: 'Orbitron', monospace;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #ffffff, #e2e8f0);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 20px rgba(255,255,255,0.3);
}

.stat-box .stat-label {
    font-size: 1rem;
    opacity: 0.9;
    font-weight: 500;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .clients-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .client-category {
        padding: 1.5rem;
    }
    
    .clients-stats {
        padding: 2rem;
    }
    
    .stats-row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stat-box .stat-number {
        font-size: 2rem;
    }
}

/* ===========================================
   バナー広告セクション
   =========================================== */
.banner-ads {
    padding: 20px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
}

.banner-ads::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(16, 185, 129, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.banner-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 10px;
    position: relative;
    z-index: 2;
    align-items: stretch;
    max-width: 500px;
    margin: 0 auto;
}

.banner-item {
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.06);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: white;
    position: relative;
    height: 60px;
    padding: 4px;
}

.banner-item:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.1);
}

.banner-item a {
    display: block;
    width: 100%;
    height: calc(100% - 8px);
    position: relative;
    border-radius: 4px;
    overflow: hidden;
}

.banner-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: transform 0.3s ease;
    display: block;
    background: white;
}

/* メインバナーも同じサイズに統一 */

.banner-item:hover .banner-image {
    transform: scale(1.05);
}

/* 画像読み込みエラー時の代替表示 */
.banner-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
    z-index: -1;
}

.banner-item::after {
    content: 'バナー広告';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #64748b;
    font-weight: 600;
    font-size: 0.9rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

/* フォールバック表示 */
.banner-fallback {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    display: none;
    align-items: center;
    justify-content: center;
    border: 2px dashed #cbd5e1;
}

.banner-placeholder .banner-fallback {
    display: flex;
}

.fallback-content {
    text-align: center;
    color: #64748b;
}

.fallback-content i {
    font-size: 1rem;
    margin-bottom: 2px;
    display: block;
}

.fallback-content span {
    font-weight: 600;
    font-size: 0.6rem;
}

/* レスポンシブ対応 */
@media (max-width: 1200px) {
    .banner-grid {
        gap: 15px;
    }
}

@media (max-width: 768px) {
    .banner-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        gap: 8px;
        max-width: 400px;
    }
    
    .banner-item {
        height: 50px;
        padding: 3px;
    }
    
    .banner-item a {
        height: calc(100% - 6px);
    }
}

@media (max-width: 480px) {
    .banner-ads {
        padding: 15px 0;
    }
    
    .banner-grid {
        grid-template-columns: 1fr;
        gap: 6px;
        max-width: 200px;
    }
    
    .banner-item {
        height: 40px;
        padding: 2px;
    }
    
    .banner-item a {
        height: calc(100% - 4px);
    }
}

/* ======================================
   レスポンシブデザイン総合改善
====================================== */

/* エクストララージデスクトップ（1920px以上） */
@media (min-width: 1920px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-title {
        font-size: 4.5rem;
    }
    
    .page-title {
        font-size: 4.5rem !important;
    }
}

/* ラージデスクトップ（1200px - 1919px） */
@media (min-width: 1200px) and (max-width: 1919px) {
    .container {
        max-width: 1140px;
    }
}

/* ミディアムデスクトップ・ラージタブレット（992px - 1199px） */
@media (min-width: 992px) and (max-width: 1199px) {
    .container {
        max-width: 960px;
        padding: 0 20px;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .page-title {
        font-size: 3.5rem !important;
    }
    
    .nav-menu {
        gap: 1.5rem;
    }
    
    .nav-menu a {
        font-size: 0.9rem;
        padding: 0.6rem 1rem;
    }
    
    /* グリッドレイアウト調整 */
    .service-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

/* タブレット（768px - 991px） */
@media (min-width: 768px) and (max-width: 991px) {
    .container {
        max-width: 720px;
        padding: 0 20px;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .page-title {
        font-size: 3rem !important;
        margin-bottom: 1rem;
    }
    
    .hero-content p, .page-header-content p {
        font-size: 1rem;
    }
    
    /* ナビゲーションメニュー */
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(30, 41, 59, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 1rem 0;
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
        border-radius: 0 0 15px 15px;
        z-index: 1000;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu li {
        margin: 0;
        width: 100%;
    }
    
    .nav-menu a {
        display: block;
        padding: 1rem 2rem;
        color: white;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        transition: all 0.3s ease;
    }
    
    .nav-menu a:hover {
        background: rgba(59, 130, 246, 0.2);
        transform: translateX(10px);
    }
    
    /* ハンバーガーメニューボタン */
    .mobile-menu-toggle {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        width: 40px;
        height: 40px;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 5px;
        border-radius: 8px;
        transition: all 0.3s ease;
    }
    
    .mobile-menu-toggle:hover {
        background: rgba(255, 255, 255, 0.1);
    }
    
    .mobile-menu-toggle span {
        display: block;
        width: 25px;
        height: 3px;
        background: white;
        margin: 3px 0;
        border-radius: 2px;
        transition: all 0.3s ease;
        transform-origin: center;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* グリッドレイアウト */
    .service-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

/* スモールタブレット・ラージモバイル（576px - 767px） */
@media (min-width: 576px) and (max-width: 767px) {
    .container {
        max-width: 540px;
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2.5rem;
        line-height: 1.2;
    }
    
    .page-title {
        font-size: 2.5rem !important;
        line-height: 1.2;
    }
    
    .page-subtitle {
        font-size: 1.1rem !important;
    }
    
    /* グリッドレイアウト */
    .service-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    /* カードレイアウト */
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .works-grid {
        grid-template-columns: 1fr;
    }
}

/* モバイル（320px - 575px） */
@media (max-width: 575px) {
    .container {
        padding: 0 15px;
        max-width: 100%;
    }
    
    /* タイポグラフィー */
    .hero-title {
        font-size: 2rem;
        line-height: 1.2;
        margin-bottom: 1rem;
    }
    
    .page-title {
        font-size: 2rem !important;
        line-height: 1.2;
        letter-spacing: 0.05em;
    }
    
    .page-subtitle {
        font-size: 1rem !important;
        margin-top: 15px;
    }
    
    .hero-content p, .page-header-content p {
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    /* ヘッダー */
    .header {
        padding: 10px 0;
    }
    
    .nav-container {
        padding: 0 15px;
    }
    
    .logo-image {
        height: 30px;
        max-width: 120px;
    }
    
    /* ヒーローセクション */
    .hero {
        padding: 60px 0 40px;
        margin-top: 60px;
    }
    
    .page-header {
        padding: 60px 0 40px !important;
        margin-top: 60px !important;
        overflow: visible !important; /* スクロール可能に */
    }
    
    /* セクションパディング */
    .section {
        padding: 40px 0;
    }
    
    /* グリッドレイアウト */
    .service-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    /* ボタン */
    .btn {
        padding: 12px 20px;
        font-size: 0.9rem;
        width: 100%;
        text-align: center;
        margin-bottom: 10px;
    }
    
    .btn-group {
        flex-direction: column;
        gap: 10px;
    }
    
    /* カード */
    .card {
        margin-bottom: 1rem;
    }
    
    .news-grid, .works-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    /* テーブル */
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    table {
        font-size: 0.9rem;
    }
    
    th, td {
        padding: 8px 4px;
    }
    
    /* フォーム */
    .form-group {
        margin-bottom: 1rem;
    }
    
    input, textarea, select {
        font-size: 16px; /* iOS Safariのズーム防止 */
    }
    
    /* ブレッドクラム */
    .breadcrumb {
        flex-wrap: wrap;
        gap: 5px;
    }
    
    .breadcrumb a, .breadcrumb span {
        font-size: 0.85rem;
        padding: 6px 12px;
    }
}

/* エクストラスモールモバイル（320px以下） */
@media (max-width: 320px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .page-title {
        font-size: 1.8rem !important;
    }
    
    .container {
        padding: 0 10px;
    }
    
    .btn {
        padding: 10px 15px;
        font-size: 0.85rem;
    }
}

/* 高解像度ディスプレイ対応 */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo-image {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* タッチデバイス対応 */
@media (hover: none) and (pointer: coarse) {
    .hover-effect {
        transform: none;
        transition: none;
    }
    
    .btn:hover, .card:hover {
        transform: none;
    }
    
    /* タッチ用のタップ領域拡大 */
    .nav-menu a {
        min-height: 44px;
        display: flex;
        align-items: center;
    }
    
    .btn {
        min-height: 44px;
    }
}

/* 印刷用スタイル */
@media print {
    .header, .footer, .mobile-menu-toggle, .scroll-to-top {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
        color: #000;
        background: #fff;
    }
    
    .container {
        max-width: 100%;
        margin: 0;
        padding: 0;
    }
    
    .page-break {
        page-break-before: always;
    }
}

/* アクセシビリティ対応 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

@media (prefers-color-scheme: dark) {
    /* ダークモード対応は将来的に実装 */
}

/* ランドスケープモバイル対応 */
@media (max-height: 500px) and (orientation: landscape) {
    .hero {
        padding: 40px 0 30px;
    }
    
    .page-header {
        padding: 40px 0 30px !important;
        margin-top: 60px !important;
        overflow: visible !important; /* スクロール可能に */
    }
    
    .hero-title, .page-title {
        font-size: 2rem !important;
    }
}

/* 最小画面対応 */
@media (max-width: 480px) {
    .page-header {
        margin-top: 60px !important;
        padding: 50px 0 30px !important;
        overflow: visible !important; /* スクロール可能に */
    }
    
    .nav-container {
        padding: 0 50px 0 10px;
    }
    
    .nav-toggle {
        right: 10px;
        padding: 6px;
    }
    
    .bar {
        width: 22px;
        height: 2px;
    }
}

/* レスポンシブ画像 */
.img-responsive {
    max-width: 100%;
    height: auto;
    display: block;
}

.img-fluid {
    max-width: 100%;
    height: auto;
}

/* 遅延読み込み画像 */
.lazy {
    opacity: 0;
    transition: opacity 0.3s;
}

.lazy.loaded {
    opacity: 1;
}

/* 画像比率維持 */
.aspect-ratio {
    position: relative;
    overflow: hidden;
}

.aspect-ratio::before {
    content: '';
    display: block;
    padding-top: 56.25%; /* 16:9 比率 */
}

.aspect-ratio img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* CSS Grid レスポンシブヘルパー */
.grid-responsive {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

@media (max-width: 768px) {
    .grid-responsive {
        grid-template-columns: 1fr;
    }
}

/* Flexbox レスポンシブヘルパー */
.flex-responsive {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.flex-responsive > * {
    flex: 1;
    min-width: 300px;
}

/* ローディングスクリーンアニメーション */
@keyframes logoFadeIn {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes counterSlideIn {
    0% {
        opacity: 0;
        transform: translateY(50px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes numberPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

@keyframes particleFloat {
    0%, 100% {
        transform: translateY(0px);
        opacity: 0.3;
    }
    50% {
        transform: translateY(-20px);
        opacity: 0.6;
    }
}

/* ローディングスクリーン レスポンシブ */
@media (max-width: 768px) {
    .loading-logo-image {
        width: 80px;
        height: 80px;
    }
    
    .company-name {
        font-size: 1.8rem;
        letter-spacing: 2px;
    }
    
    .founding-text, .year-text {
        font-size: 1.5rem;
    }
    
    .year-number {
        font-size: 3rem;
    }
    
    .year-range {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .founding-year-display {
        flex-direction: column;
        gap: 0.2rem;
        align-items: center;
    }
    
    .founding-text, .year-text {
        font-size: 1.2rem;
    }
    
    .year-number {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .flex-responsive {
        flex-direction: column;
    }
    
    .flex-responsive > * {
        min-width: auto;
    }
}

/* ユーティリティクラス */
.hidden-mobile {
    display: block;
}

.visible-mobile {
    display: none;
}

@media (max-width: 768px) {
    .hidden-mobile {
        display: none;
    }
    
    .visible-mobile {
        display: block;
    }
}

.text-center-mobile {
    text-align: left;
}

@media (max-width: 768px) {
    .text-center-mobile {
        text-align: center;
    }
}

/* 事業案内ページのスライダーセクション - 余白なし */
.services-detail-page .works-showcase-section {
    margin: 0;
    padding: 0;
}

.services-detail-page .works-slider-container {
    margin: 0;
    padding: 0;
}