/* ============================================
       广州金典演出器材有限公司 - 全新网站样式系统
       StageTruss.cn Modern Website - v1.0
       ============================================ */
    
    /* === CSS Variables === */
    :root {
      --primary: #c41e3a;
      --primary-dark: #a01829;
      --primary-light: #e83950;
      --secondary: #1a1a3e;
      --accent: #f0a500;
      --text-dark: #222;
      --text-medium: #555;
      --text-light: #888;
      --bg-white: #fff;
      --bg-light: #f7f8fa;
      --bg-gray: #eee;
      --border: #e0e0e0;
      --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
      --shadow-md: 0 4px 20px rgba(0,0,0,0.12);
      --shadow-lg: 0 8px 40px rgba(0,0,0,0.16);
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --transition: 0.3s ease;
      --max-width: 1200px;
      --font-main: "Microsoft YaHei", "PingFang SC", -apple-system, BlinkMacSystemFont, sans-serif;
    }
    
    /* === Reset & Base === */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; font-size: 16px; }
    body {
      font-family: var(--font-main);
      color: var(--text-dark);
      line-height: 1.6;
      background: var(--bg-white);
      overflow-x: hidden;
    }
    a { text-decoration: none; color: inherit; transition: color var(--transition); }
    a:hover { color: var(--primary); }
    img { max-width: 100%; height: auto; display: block; }
    ul, ol { list-style: none; }
    h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; }
    h1 { font-size: 2rem; }
    h2 { font-size: 1.6rem; }
    h3 { font-size: 1.25rem; }
    
    /* === Utility Classes === */
    .container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }
    .flex { display: flex; }
    .flex-wrap { flex-wrap: wrap; }
    .items-center { align-items: center; }
    .justify-between { justify-content: space-between; }
    .gap-1 { gap: 10px; }
    .gap-2 { gap: 20px; }
    .gap-3 { gap: 30px; }
    .text-center { text-align: center; }
    .text-primary { color: var(--primary); }
    .bg-light { background: var(--bg-light); }
    .section-padding { padding: 70px 0; }
    .sr-only {
      position: absolute; width: 1px; height: 1px;
      overflow: hidden; clip: rect(0,0,0,0);
      border: 0;
    }
    
    /* === Top Bar === */
    .top-bar {
      background: var(--secondary);
      color: #ccc;
      font-size: 0.85rem;
      padding: 8px 0;
    }
    .top-bar .container { display: flex; justify-content: space-between; align-items: center; }
    .top-bar a { color: #ccc; margin-left: 15px; }
    .top-bar a:hover { color: #fff; }
    .top-bar .lang-switch {
      background: var(--primary);
      color: #fff !important;
      padding: 3px 12px;
      border-radius: 20px;
      font-weight: 600;
      font-size: 0.8rem;
    }
    
    /* === Header === */
    .header {
      background: var(--bg-white);
      box-shadow: var(--shadow-sm);
      position: sticky;
      top: 0;
      z-index: 1000;
      padding: 12px 0;
    }
    .header .container {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .logo img { height: 56px; width: auto; }
    .logo a { display: flex; align-items: center; gap: 10px; }
    .logo-text {
      font-size: 1.3rem;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: -0.5px;
    }
    .logo-sub { font-size: 0.75rem; color: var(--text-light); font-weight: 400; }
    
    .header-right {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .header-tel {
      display: flex;
      align-items: center;
      gap: 8px;
      color: var(--primary);
      font-weight: 700;
      font-size: 1.15rem;
    }
    .header-tel .tel-icon {
      width: 32px; height: 32px;
      background: rgba(196,30,58,0.1);
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-size: 1rem;
    }
    .search-box {
      position: relative;
    }
    .search-box input {
      border: 2px solid var(--border);
      border-radius: 25px;
      padding: 8px 38px 8px 16px;
      font-size: 0.9rem;
      width: 200px;
      outline: none;
      transition: border-color var(--transition);
    }
    .search-box input:focus { border-color: var(--primary); }
    .search-box button {
      position: absolute;
      right: 4px; top: 50%;
      transform: translateY(-50%);
      background: var(--primary);
      color: #fff;
      border: none;
      border-radius: 50%;
      width: 28px; height: 28px;
      cursor: pointer;
      font-size: 0.85rem;
    }
    
    /* === Navigation === */
    .nav {
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    }
    .nav-inner { display: flex; align-items: center; }
    .nav-list {
      display: flex;
      gap: 0;
      flex: 1;
    }
    .nav-list > li { position: relative; }
    .nav-list > li > a {
      display: block;
      color: #fff;
      padding: 14px 22px;
      font-weight: 600;
      font-size: 0.95rem;
      transition: background var(--transition);
      white-space: nowrap;
    }
    .nav-list > li:hover > a,
    .nav-list > li.active > a {
      background: rgba(255,255,255,0.15);
    }
    /* Dropdown */
    .nav-dropdown {
      position: absolute;
      top: 100%;
      left: 0;
      background: var(--bg-white);
      min-width: 220px;
      box-shadow: var(--shadow-md);
      border-radius: 0 0 var(--radius-md) var(--radius-md);
      opacity: 0;
      visibility: hidden;
      transform: translateY(-5px);
      transition: all 0.25s ease;
      z-index: 100;
    }
    .nav-list > li:hover .nav-dropdown {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }
    .nav-dropdown a {
      display: block;
      padding: 10px 20px;
      color: var(--text-dark);
      font-size: 0.9rem;
      border-bottom: 1px solid var(--bg-gray);
      transition: all var(--transition);
    }
    .nav-dropdown a:last-child { border-bottom: none; }
    .nav-dropdown a:hover {
      background: rgba(196,30,58,0.06);
      color: var(--primary);
      padding-left: 26px;
    }
    .nav-mobile-toggle {
      display: none;
      background: none;
      border: none;
      color: #fff;
      font-size: 1.5rem;
      cursor: pointer;
      padding: 10px;
    }
    
    /* === Hero Banner === */
    .hero-banner {
      position: relative;
      overflow: hidden;
      max-height: 520px;
    }
    .hero-slider {
      display: flex;
      transition: transform 0.6s ease;
    }
    .hero-slide {
      min-width: 100%;
      position: relative;
    }
    .hero-slide img {
      width: 100%;
      height: 420px;
      object-fit: cover;
    }
    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(26,26,62,0.75) 0%, rgba(196,30,58,0.35) 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      color: #fff;
    }
    .hero-overlay h1 {
      font-size: 2.8rem;
      margin-bottom: 16px;
      text-shadow: 0 2px 10px rgba(0,0,0,0.3);
    }
    .hero-overlay p {
      font-size: 1.15rem;
      opacity: 0.9;
      max-width: 600px;
      margin-bottom: 24px;
    }
    .btn-primary {
      display: inline-block;
      background: var(--primary);
      color: #fff;
      padding: 14px 36px;
      border-radius: 30px;
      font-weight: 700;
      font-size: 1rem;
      transition: all var(--transition);
      border: 2px solid var(--primary);
    }
    .btn-primary:hover {
      background: transparent;
      color: var(--primary);
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
    }
    .btn-outline {
      display: inline-block;
      border: 2px solid #fff;
      color: #fff;
      padding: 12px 32px;
      border-radius: 30px;
      font-weight: 600;
      transition: all var(--transition);
    }
    .btn-outline:hover {
      background: #fff;
      color: var(--primary);
    }
    .hero-dots {
      position: absolute;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      gap: 10px;
      z-index: 10;
    }
    .hero-dot {
      width: 12px; height: 12px;
      border-radius: 50%;
      background: rgba(255,255,255,0.5);
      cursor: pointer;
      transition: all var(--transition);
    }
    .hero-dot.active { background: #fff; transform: scale(1.2); }
    
    /* === Section Title === */
    .section-title {
      text-align: center;
      margin-bottom: 45px;
    }
    .section-title h2 {
      font-size: 2rem;
      color: var(--secondary);
      position: relative;
      display: inline-block;
      padding-bottom: 14px;
    }
    .section-title h2::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 60px;
      height: 3px;
      background: linear-gradient(90deg, var(--primary), var(--accent));
      border-radius: 2px;
    }
    .section-title p {
      color: var(--text-light);
      margin-top: 12px;
      font-size: 1rem;
    }
    .section-title .en-label {
      color: var(--primary);
      font-size: 0.85rem;
      font-weight: 700;
      letter-spacing: 3px;
      text-transform: uppercase;
    }
    
    /* === Products Grid === */
    .products-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
      gap: 24px;
    }
    .product-card {
      background: var(--bg-white);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: all var(--transition);
      border: 1px solid var(--border);
    }
    .product-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
      border-color: var(--primary);
    }
    .product-card-img {
      position: relative;
      overflow: hidden;
      aspect-ratio: 4/3;
      background: var(--bg-light);
    }
    .product-card-img img {
      width: 100%; height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .product-card:hover .product-card-img img { transform: scale(1.06); }
    .product-card-badge {
      position: absolute;
      top: 12px; left: 12px;
      background: var(--primary);
      color: #fff;
      padding: 4px 12px;
      border-radius: 20px;
      font-size: 0.78rem;
      font-weight: 600;
    }
    .product-card-body {
      padding: 18px;
    }
    .product-card-body h3 {
      font-size: 1.05rem;
      margin-bottom: 8px;
    }
    .product-card-body p {
      color: var(--text-light);
      font-size: 0.88rem;
      line-height: 1.5;
      margin-bottom: 14px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .product-card-link {
      color: var(--primary);
      font-weight: 600;
      font-size: 0.9rem;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }
    .product-card-link::after {
      content: '→';
      transition: transform var(--transition);
    }
    .product-card-link:hover::after { transform: translateX(4px); }
    
    /* === About Section === */
    .about-section { background: var(--bg-light); }
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }
    .about-image {
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-md);
    }
    .about-image img { width: 100%; height: auto; }
    .about-text h3 {
      color: var(--primary);
      font-size: 1.4rem;
      margin-bottom: 16px;
    }
    .about-text p {
      color: var(--text-medium);
      margin-bottom: 18px;
      line-height: 1.8;
    }
    .about-stats {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: 28px;
    }
    .stat-item {
      text-align: center;
      padding: 20px 10px;
      background: var(--bg-white);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
    }
    .stat-num {
      font-size: 2rem;
      font-weight: 800;
      color: var(--primary);
    }
    .stat-label {
      font-size: 0.85rem;
      color: var(--text-light);
      margin-top: 4px;
    }
    
    /* === Cases Carousel === */
    .cases-carousel {
      overflow: hidden;
      position: relative;
    }
    .cases-track {
      display: flex;
      gap: 20px;
      animation: scrollCases 20s linear infinite;
    }
    @keyframes scrollCases {
      0% { transform: translateX(0); }
      100% { transform: translateX(-50%); }
    }
    .case-item {
      flex-shrink: 0;
      width: 280px;
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: all var(--transition);
    }
    .case-item:hover {
      transform: scale(1.03);
      box-shadow: var(--shadow-md);
    }
    .case-item img {
      width: 100%;
      height: 180px;
      object-fit: cover;
    }
    .case-item span {
      display: block;
      text-align: center;
      padding: 10px;
      font-weight: 600;
      font-size: 0.92rem;
      background: var(--bg-white);
    }
    
    /* === News & Contact Grid === */
    .info-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .info-card {
      background: var(--bg-white);
      border-radius: var(--radius-md);
      padding: 30px;
      box-shadow: var(--shadow-sm);
      border-top: 4px solid var(--primary);
      transition: all var(--transition);
    }
    .info-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
    .info-card h3 {
      font-size: 1.2rem;
      margin-bottom: 18px;
      color: var(--secondary);
    }
    .news-item {
      padding: 12px 0;
      border-bottom: 1px solid var(--bg-gray);
    }
    .news-item:last-child { border-bottom: none; }
    .news-item a {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.92rem;
    }
    .news-date {
      color: var(--text-light);
      font-size: 0.82rem;
      white-space: nowrap;
      margin-left: 12px;
    }
    .contact-info-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      margin-bottom: 16px;
    }
    .contact-icon {
      width: 40px; height: 40px;
      background: rgba(196,30,58,0.08);
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      flex-shrink: 0;
      font-size: 1.1rem;
    }
    .contact-detail strong { display: block; font-size: 0.95rem; }
    .contact-detail span { color: var(--text-medium); font-size: 0.9rem; }
    
    /* === CTA Banner === */
    .cta-banner {
      background: linear-gradient(135deg, var(--secondary), #2d2d5e);
      color: #fff;
      text-align: center;
      padding: 60px 0;
    }
    .cta-banner h2 { font-size: 2rem; margin-bottom: 12px; }
    .cta-banner p { opacity: 0.85; margin-bottom: 28px; font-size: 1.05rem; }
    .cta-tel {
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--accent);
      margin-bottom: 24px;
    }
    
    /* === Footer === */
    .footer {
      background: var(--secondary);
      color: #bbb;
      padding-top: 60px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 40px;
      padding-bottom: 40px;
    }
    .footer-col h4 {
      color: #fff;
      font-size: 1.1rem;
      margin-bottom: 20px;
      position: relative;
      padding-bottom: 10px;
    }
    .footer-col h4::after {
      content: '';
      position: absolute;
      bottom: 0; left: 0;
      width: 35px; height: 2px;
      background: var(--primary);
    }
    .footer-about p {
      font-size: 0.9rem;
      line-height: 1.7;
      margin-bottom: 16px;
    }
    .footer-logo { margin-bottom: 16px; }
    .footer-links a {
      display: block;
      padding: 6px 0;
      font-size: 0.9rem;
      color: #aaa;
      transition: all var(--transition);
    }
    .footer-links a:hover { color: #fff; padding-left: 6px; }
    .footer-contact-item {
      display: flex;
      gap: 10px;
      margin-bottom: 12px;
      font-size: 0.9rem;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.1);
      padding: 18px 0;
      text-align: center;
      font-size: 0.82rem;
      color: #777;
    }
    .footer-keywords {
      margin-top: 10px;
      font-size: 0.78rem;
      color: #666;
      line-height: 1.6;
    }
    
    /* === Breadcrumb === */
    .breadcrumb {
      padding: 14px 0;
      font-size: 0.88rem;
      color: var(--text-light);
      background: var(--bg-light);
    }
    .breadcrumb a { color: var(--text-medium); }
    .breadcrumb a:hover { color: var(--primary); }
    .breadcrumb span { margin: 0 8px; }
    
    /* === Page Header === */
    .page-header {
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      color: #fff;
      padding: 50px 0;
      text-align: center;
    }
    .page-header h1 { font-size: 2.2rem; margin-bottom: 8px; }
    .page-header p { opacity: 0.85; font-size: 1rem; }
    
    /* === Product Detail Page === */
    .product-detail-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      padding: 50px 0;
    }
    .product-gallery img {
      width: 100%;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      margin-bottom: 16px;
    }
    .product-gallery-thumbs {
      display: flex;
      gap: 10px;
    }
    .product-gallery-thumbs img {
      width: 80px; height: 60px;
      object-fit: cover;
      border-radius: var(--radius-sm);
      cursor: pointer;
      border: 2px solid transparent;
      transition: border-color var(--transition);
    }
    .product-gallery-thumbs img:hover,
    .product-gallery-thumbs img.active { border-color: var(--primary); }
    .product-info h1 { font-size: 1.8rem; margin-bottom: 16px; }
    .product-meta {
      display: flex;
      gap: 20px;
      margin-bottom: 20px;
      flex-wrap: wrap;
    }
    .product-tag {
      background: rgba(196,30,58,0.08);
      color: var(--primary);
      padding: 4px 14px;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 600;
    }
    .product-desc {
      color: var(--text-medium);
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .product-specs {
      background: var(--bg-light);
      border-radius: var(--radius-md);
      padding: 24px;
      margin-bottom: 24px;
    }
    .product-specs h3 { margin-bottom: 14px; font-size: 1.1rem; }
    .spec-table {
      width: 100%;
      border-collapse: collapse;
    }
    .spec-table td {
      padding: 10px 14px;
      border-bottom: 1px solid var(--border);
      font-size: 0.92rem;
    }
    .spec-table td:first-child {
      font-weight: 600;
      color: var(--secondary);
      width: 140px;
      background: rgba(196,30,58,0.04);
    }
    .product-actions { display: flex; gap: 14px; flex-wrap: wrap; }
    
    /* === Category Page === */
    .category-sidebar {
      width: 260px;
      flex-shrink: 0;
    }
    .cat-nav {
      background: var(--bg-white);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
    }
    .cat-nav h3 {
      background: var(--primary);
      color: #fff;
      padding: 16px 20px;
      font-size: 1.1rem;
    }
    .cat-nav a {
      display: block;
      padding: 13px 20px;
      border-bottom: 1px solid var(--bg-gray);
      font-size: 0.95rem;
      transition: all var(--transition);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .cat-nav a:last-child { border-bottom: none; }
    .cat-nav a:hover,
    .cat-nav a.active {
      background: rgba(196,30,58,0.06);
      color: var(--primary);
      padding-left: 28px;
    }
    .cat-nav a.active { font-weight: 700; }
    .cat-main {
      flex: 1;
      min-width: 0;
    }
    .cat-product-list {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
      gap: 20px;
    }
    .category-layout {
      display: flex;
      gap: 30px;
      padding: 40px 0;
    }
    
    /* === Contact Form === */
    .contact-form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      padding: 50px 0;
    }
    .form-group { margin-bottom: 20px; }
    .form-group label {
      display: block;
      font-weight: 600;
      margin-bottom: 6px;
      font-size: 0.92rem;
    }
    .form-group input,
    .form-group textarea,
    .form-group select {
      width: 100%;
      padding: 12px 16px;
      border: 2px solid var(--border);
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      font-family: inherit;
      outline: none;
      transition: border-color var(--transition);
    }
    .form-group input:focus,
    .form-group textarea:focus,
    .form-group select:focus { border-color: var(--primary); }
    .form-group textarea { resize: vertical; min-height: 120px; }
    .btn-submit {
      background: var(--primary);
      color: #fff;
      border: none;
      padding: 14px 42px;
      border-radius: 30px;
      font-size: 1rem;
      font-weight: 700;
      cursor: pointer;
      transition: all var(--transition);
    }
    .btn-submit:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
    }
    
    /* === News List === */
    .news-list { padding: 40px 0; }
    .news-item-card {
      display: flex;
      gap: 24px;
      background: var(--bg-white);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
      transition: all var(--transition);
      border: 1px solid var(--border);
    }
    .news-item-card:hover {
      box-shadow: var(--shadow-md);
      transform: translateX(4px);
    }
    .news-item-card img {
      width: 260px;
      height: 180px;
      object-fit: cover;
      flex-shrink: 0;
    }
    .news-item-body { padding: 24px; flex: 1; }
    .news-item-body h3 {
      font-size: 1.15rem;
      margin-bottom: 10px;
    }
    .news-item-body h3 a:hover { color: var(--primary); }
    .news-item-body p {
      color: var(--text-medium);
      font-size: 0.92rem;
      line-height: 1.6;
      margin-bottom: 12px;
    }
    .news-meta {
      display: flex;
      gap: 16px;
      font-size: 0.84rem;
      color: var(--text-light);
    }
    
    /* === Responsive Design === */
    @media (max-width: 1024px) {
      .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
      .about-grid { grid-template-columns: 1fr; gap: 30px; }
      .info-grid { grid-template-columns: 1fr 1fr; }
      .contact-form-grid { grid-template-columns: 1fr; }
      .product-detail-grid { grid-template-columns: 1fr; }
      .category-layout { flex-direction: column; }
      .category-sidebar { width: 100%; }
    }
    
    @media (max-width: 768px) {
      html { font-size: 15px; }
      .header-right .search-box { display: none; }
      .nav-mobile-toggle { display: block; }
      .nav-list {
        display: none;
        position: absolute;
        top: 100%;
        left: 0; right: 0;
        background: var(--primary-dark);
        flex-direction: column;
        padding: 10px 0;
        box-shadow: var(--shadow-lg);
      }
      .nav-list.open { display: flex; }
      .nav-list > li > a { padding: 12px 24px; }
      .nav-dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: rgba(0,0,0,0.15);
        min-width: auto;
      }
      .nav-dropdown a { color: rgba(255,255,255,0.85); padding: 10px 36px; }
      .hero-overlay h1 { font-size: 1.8rem; }
      .hero-slide img { height: 300px; }
      .products-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
      .info-grid { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; gap: 24px; }
      .about-stats { grid-template-columns: repeat(3, 1fr); gap: 10px; }
      .news-item-card { flex-direction: column; }
      .news-item-card img { width: 100%; height: 200px; }
      .cat-product-list { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
      .section-padding { padding: 45px 0; }
      .page-header { padding: 35px 0; }
      .page-header h1 { font-size: 1.6rem; }
    }
    
    @media (max-width: 480px) {
      .products-grid { grid-template-columns: 1fr; }
      .about-stats { grid-template-columns: 1fr 1fr; }
      .hero-overlay h1 { font-size: 1.5rem; }
      .cta-tel { font-size: 1.6rem; }
      .btn-primary { padding: 12px 28px; font-size: 0.92rem; }
    }
    
    /* === Animations === */
    @keyframes fadeInUp {
      from { opacity: 0; transform: translateY(24px); }
      to { opacity: 1; transform: translateY(0); }
    }
    .animate-in {
      animation: fadeInUp 0.6s ease forwards;
      opacity: 0;
    }
    .delay-1 { animation-delay: 0.1s; }
    .delay-2 { animation-delay: 0.2s; }
    .delay-3 { animation-delay: 0.3s; }
    .delay-4 { animation-delay: 0.4s; }
    
    /* === Print Styles === */
    @media print {
      .nav, .top-bar, .hero-dots, .btn-primary, .btn-outline, .search-box { display: none; }
      .hero-banner { max-height: none; }
      body { color: #000; }
    }