/* ===== CSS Reset & Variables ===== */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    :root {
      --primary: #ff6b9d;
      --primary-dark: #e0457a;
      --primary-light: #ffb3cc;
      --secondary: #7c3aed;
      --secondary-light: #a78bfa;
      --accent: #f59e0b;
      --bg: #0f0f1a;
      --bg-card: #1a1a2e;
      --bg-card2: #16213e;
      --text: #f0f0f5;
      --text-muted: #9ca3af;
      --text-dim: #6b7280;
      --border: rgba(255,107,157,0.2);
      --glass: rgba(255,255,255,0.05);
      --glass-border: rgba(255,255,255,0.1);
      --shadow: 0 8px 32px rgba(255,107,157,0.15);
      --radius: 16px;
      --radius-sm: 8px;
      --radius-lg: 24px;
      --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
      --font: 'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
    }
    [data-theme="light"] {
      --bg: #f8f4ff;
      --bg-card: #ffffff;
      --bg-card2: #f0ebff;
      --text: #1a1a2e;
      --text-muted: #4b5563;
      --text-dim: #9ca3af;
      --border: rgba(124,58,237,0.2);
      --glass: rgba(255,255,255,0.7);
      --glass-border: rgba(124,58,237,0.15);
      --shadow: 0 8px 32px rgba(124,58,237,0.12);
    }
    html { scroll-behavior: smooth; font-size: 16px; }
    body {
      font-family: var(--font);
      background: var(--bg);
      color: var(--text);
      line-height: 1.7;
      overflow-x: hidden;
      transition: background var(--transition), color var(--transition);
    }
    a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
    a:hover { color: var(--primary-light); }
    img { max-width: 100%; height: auto; display: block; }
    ul { list-style: none; }
    button { cursor: pointer; border: none; outline: none; font-family: var(--font); }

    /* ===== Scrollbar ===== */
    ::-webkit-scrollbar { width: 6px; }
    ::-webkit-scrollbar-track { background: var(--bg); }
    ::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

    /* ===== Selection ===== */
    ::selection { background: var(--primary); color: #fff; }

    /* ===== Container ===== */
    .container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
    .section { padding: 80px 0; }
    .section-sm { padding: 48px 0; }

    /* ===== Typography ===== */
    h1,h2,h3,h4,h5,h6 { font-weight: 700; line-height: 1.3; }
    h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
    h2 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
    h3 { font-size: clamp(1.2rem, 2vw, 1.8rem); }
    h4 { font-size: 1.2rem; }
    p { margin-bottom: 1rem; }
    .text-gradient {
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    .text-muted { color: var(--text-muted); }
    .section-title { text-align: center; margin-bottom: 16px; }
    .section-subtitle { text-align: center; color: var(--text-muted); margin-bottom: 56px; font-size: 1.1rem; }
    .badge {
      display: inline-block;
      padding: 4px 14px;
      border-radius: 20px;
      font-size: 0.8rem;
      font-weight: 600;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      color: #fff;
      margin-bottom: 12px;
    }

    /* ===== Glass Card ===== */
    .glass-card {
      background: var(--glass);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius);
      transition: transform var(--transition), box-shadow var(--transition);
    }
    .glass-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow);
    }
    .card {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }
    .card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow);
      border-color: var(--primary);
    }

    /* ===== Buttons ===== */
    .btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 12px 28px;
      border-radius: 50px;
      font-size: 1rem;
      font-weight: 600;
      transition: all var(--transition);
    }
    .btn-primary {
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      color: #fff;
      box-shadow: 0 4px 20px rgba(255,107,157,0.4);
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 30px rgba(255,107,157,0.6);
      color: #fff;
    }
    .btn-outline {
      border: 2px solid var(--primary);
      color: var(--primary);
      background: transparent;
    }
    .btn-outline:hover {
      background: var(--primary);
      color: #fff;
    }

    /* ===== Header & Nav ===== */
    header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1000;
      background: rgba(15,15,26,0.85);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border-bottom: 1px solid var(--glass-border);
      transition: background var(--transition);
    }
    [data-theme="light"] header { background: rgba(248,244,255,0.85); }
    nav { display: flex; align-items: center; justify-content: space-between; height: 70px; }
    .nav-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.4rem;
      font-weight: 800;
      color: var(--text);
    }
    .nav-logo svg { width: 36px; height: 36px; }
    .nav-logo span { background: linear-gradient(135deg, var(--primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
    .nav-menu { display: flex; align-items: center; gap: 8px; }
    .nav-menu a {
      padding: 8px 16px;
      border-radius: 8px;
      color: var(--text-muted);
      font-size: 0.95rem;
      font-weight: 500;
      transition: all var(--transition);
    }
    .nav-menu a:hover, .nav-menu a.active {
      color: var(--primary);
      background: rgba(255,107,157,0.1);
    }
    .nav-actions { display: flex; align-items: center; gap: 12px; }
    .search-box {
      display: flex;
      align-items: center;
      background: var(--glass);
      border: 1px solid var(--glass-border);
      border-radius: 50px;
      padding: 6px 16px;
      gap: 8px;
      transition: all var(--transition);
    }
    .search-box:focus-within {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(255,107,157,0.15);
    }
    .search-box input {
      background: transparent;
      border: none;
      outline: none;
      color: var(--text);
      font-size: 0.9rem;
      width: 160px;
    }
    .search-box input::placeholder { color: var(--text-dim); }
    .search-box svg { color: var(--text-dim); flex-shrink: 0; }
    .theme-btn, .menu-btn {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: var(--glass);
      border: 1px solid var(--glass-border);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--text);
      transition: all var(--transition);
    }
    .theme-btn:hover, .menu-btn:hover { background: var(--primary); color: #fff; }
    .menu-btn { display: none; }

    /* ===== Breadcrumb ===== */
    .breadcrumb {
      padding: 12px 0;
      background: var(--bg-card);
      border-bottom: 1px solid var(--border);
      margin-top: 70px;
    }
    .breadcrumb ol {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
    }
    .breadcrumb li { display: flex; align-items: center; gap: 8px; font-size: 0.9rem; color: var(--text-muted); }
    .breadcrumb li:not(:last-child)::after { content: '/'; color: var(--text-dim); }
    .breadcrumb a { color: var(--text-muted); }
    .breadcrumb a:hover { color: var(--primary); }
    .breadcrumb li:last-child { color: var(--primary); font-weight: 600; }

    /* ===== Hero Banner ===== */
    #hero {
      min-height: 100vh;
      display: flex;
      align-items: center;
      position: relative;
      overflow: hidden;
      padding-top: 70px;
    }
    .hero-bg {
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, #0f0f1a 0%, #1a0a2e 40%, #0a1628 100%);
      z-index: 0;
    }
    [data-theme="light"] .hero-bg { background: linear-gradient(135deg, #f8f4ff 0%, #ede9ff 40%, #e8f4ff 100%); }
    .hero-orb {
      position: absolute;
      border-radius: 50%;
      filter: blur(80px);
      opacity: 0.35;
      animation: float 8s ease-in-out infinite;
    }
    .hero-orb-1 { width: 500px; height: 500px; background: var(--primary); top: -100px; right: -100px; animation-delay: 0s; }
    .hero-orb-2 { width: 400px; height: 400px; background: var(--secondary); bottom: -100px; left: -100px; animation-delay: 3s; }
    .hero-orb-3 { width: 300px; height: 300px; background: var(--accent); top: 50%; left: 40%; animation-delay: 6s; }
    @keyframes float {
      0%, 100% { transform: translateY(0) scale(1); }
      50% { transform: translateY(-30px) scale(1.05); }
    }
    .hero-content { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
    .hero-text { }
    .hero-badge { margin-bottom: 20px; }
    .hero-title { margin-bottom: 24px; color: var(--text); }
    .hero-desc { font-size: 1.15rem; color: var(--text-muted); margin-bottom: 36px; max-width: 520px; }
    .hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
    .hero-stats { display: flex; gap: 32px; flex-wrap: wrap; }
    .stat-item { text-align: center; }
    .stat-num { font-size: 2rem; font-weight: 800; background: linear-gradient(135deg, var(--primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
    .stat-label { font-size: 0.85rem; color: var(--text-muted); }
    .hero-visual { position: relative; }
    .hero-img-wrap {
      position: relative;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: 0 30px 80px rgba(255,107,157,0.3);
    }
    .hero-float-card {
      position: absolute;
      background: var(--glass);
      backdrop-filter: blur(20px);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius);
      padding: 14px 20px;
      display: flex;
      align-items: center;
      gap: 12px;
      animation: floatCard 4s ease-in-out infinite;
    }
    .hero-float-card-1 { bottom: -20px; left: -30px; animation-delay: 0s; }
    .hero-float-card-2 { top: 20px; right: -30px; animation-delay: 2s; }
    @keyframes floatCard {
      0%, 100% { transform: translateY(0); }
      50% { transform: translateY(-10px); }
    }
    .float-icon { width: 40px; height: 40px; border-radius: 10px; background: linear-gradient(135deg, var(--primary), var(--secondary)); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.2rem; flex-shrink: 0; }
    .float-info { }
    .float-num { font-size: 1.2rem; font-weight: 800; color: var(--text); }
    .float-label { font-size: 0.8rem; color: var(--text-muted); }

    /* ===== Marquee ===== */
    .marquee-section { padding: 24px 0; background: linear-gradient(135deg, var(--primary), var(--secondary)); overflow: hidden; }
    .marquee-track { display: flex; gap: 40px; animation: marquee 20s linear infinite; white-space: nowrap; }
    .marquee-track:hover { animation-play-state: paused; }
    @keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
    .marquee-item { color: rgba(255,255,255,0.85); font-weight: 600; font-size: 0.95rem; display: flex; align-items: center; gap: 12px; }
    .marquee-item::before { content: '✦'; color: rgba(255,255,255,0.5); }

    /* ===== About Section ===== */
    #about .about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
    .about-img { position: relative; }
    .about-img-inner { border-radius: var(--radius-lg); overflow: hidden; }
    .about-badge-float {
      position: absolute;
      top: -20px;
      right: -20px;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      color: #fff;
      border-radius: var(--radius);
      padding: 16px 20px;
      text-align: center;
      box-shadow: 0 10px 30px rgba(255,107,157,0.4);
    }
    .about-badge-float .num { font-size: 2rem; font-weight: 800; display: block; }
    .about-badge-float .lbl { font-size: 0.8rem; opacity: 0.9; }
    .about-text h2 { margin-bottom: 20px; }
    .about-text p { color: var(--text-muted); margin-bottom: 20px; }
    .about-features { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 28px; }
    .about-feature {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      padding: 16px;
      background: var(--bg-card);
      border-radius: var(--radius-sm);
      border: 1px solid var(--border);
    }
    .about-feature-icon { width: 36px; height: 36px; border-radius: 8px; background: linear-gradient(135deg, var(--primary), var(--secondary)); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1rem; flex-shrink: 0; }
    .about-feature-text h4 { font-size: 0.95rem; margin-bottom: 4px; }
    .about-feature-text p { font-size: 0.85rem; color: var(--text-muted); margin: 0; }

    /* ===== Products Section ===== */
    #products { background: var(--bg-card); }
    .products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .product-card { padding: 28px; }
    .product-icon { width: 56px; height: 56px; border-radius: 14px; background: linear-gradient(135deg, var(--primary), var(--secondary)); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
    .product-icon svg { width: 28px; height: 28px; color: #fff; }
    .product-card h3 { margin-bottom: 12px; font-size: 1.2rem; }
    .product-card p { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 16px; }
    .product-tags { display: flex; flex-wrap: wrap; gap: 8px; }
    .tag { padding: 4px 12px; border-radius: 20px; font-size: 0.8rem; background: rgba(255,107,157,0.1); color: var(--primary); border: 1px solid rgba(255,107,157,0.2); }

    /* ===== Services Section ===== */
    .services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
    .service-card { display: flex; gap: 24px; padding: 28px; align-items: flex-start; }
    .service-num { font-size: 3rem; font-weight: 900; background: linear-gradient(135deg, var(--primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1; flex-shrink: 0; }
    .service-content h3 { margin-bottom: 10px; }
    .service-content p { color: var(--text-muted); font-size: 0.95rem; margin: 0; }

    /* ===== Advantages Section ===== */
    #advantages { background: var(--bg-card); }
    .advantages-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
    .advantages-list { display: flex; flex-direction: column; gap: 20px; }
    .advantage-item {
      display: flex;
      gap: 16px;
      padding: 20px;
      border-radius: var(--radius);
      background: var(--bg);
      border: 1px solid var(--border);
      transition: all var(--transition);
      cursor: pointer;
    }
    .advantage-item:hover, .advantage-item.active {
      border-color: var(--primary);
      background: rgba(255,107,157,0.05);
    }
    .adv-icon { width: 48px; height: 48px; border-radius: 12px; background: linear-gradient(135deg, var(--primary), var(--secondary)); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.4rem; flex-shrink: 0; }
    .adv-text h4 { margin-bottom: 6px; }
    .adv-text p { color: var(--text-muted); font-size: 0.9rem; margin: 0; }
    .advantages-visual { position: relative; }
    .adv-visual-card { border-radius: var(--radius-lg); overflow: hidden; }

    /* ===== Cases Section ===== */
    .cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .case-card { overflow: hidden; }
    .case-img { position: relative; overflow: hidden; border-radius: var(--radius) var(--radius) 0 0; }
    .case-img svg { width: 100%; height: 220px; display: block; }
    .case-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(255,107,157,0.9), transparent);
      opacity: 0;
      transition: opacity var(--transition);
      display: flex;
      align-items: flex-end;
      padding: 20px;
    }
    .case-card:hover .case-overlay { opacity: 1; }
    .case-overlay-text { color: #fff; }
    .case-overlay-text h4 { font-size: 1rem; margin-bottom: 4px; }
    .case-overlay-text p { font-size: 0.85rem; opacity: 0.9; margin: 0; }
    .case-body { padding: 20px; }
    .case-body h3 { font-size: 1.05rem; margin-bottom: 8px; }
    .case-body p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 12px; }
    .case-meta { display: flex; align-items: center; justify-content: space-between; }
    .case-category { font-size: 0.8rem; color: var(--primary); font-weight: 600; }
    .case-date { font-size: 0.8rem; color: var(--text-dim); }

    /* ===== News Section ===== */
    #news { background: var(--bg-card); }
    .news-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 32px; }
    .news-main .news-card-big { }
    .news-card-big .news-img { border-radius: var(--radius) var(--radius) 0 0; overflow: hidden; }
    .news-card-big .news-img svg { width: 100%; height: 300px; }
    .news-card-big .news-body { padding: 28px; background: var(--bg-card2); border-radius: 0 0 var(--radius) var(--radius); border: 1px solid var(--border); border-top: none; }
    .news-card-big .news-body h3 { font-size: 1.4rem; margin-bottom: 12px; }
    .news-card-big .news-body p { color: var(--text-muted); }
    .news-sidebar { display: flex; flex-direction: column; gap: 16px; }
    .news-item-sm {
      display: flex;
      gap: 16px;
      padding: 16px;
      background: var(--bg-card2);
      border-radius: var(--radius-sm);
      border: 1px solid var(--border);
      transition: all var(--transition);
    }
    .news-item-sm:hover { border-color: var(--primary); transform: translateX(4px); }
    .news-item-sm .thumb { width: 80px; height: 70px; border-radius: var(--radius-sm); overflow: hidden; flex-shrink: 0; }
    .news-item-sm .thumb svg { width: 100%; height: 100%; }
    .news-item-sm .info h4 { font-size: 0.95rem; margin-bottom: 6px; line-height: 1.4; }
    .news-item-sm .info .meta { font-size: 0.8rem; color: var(--text-dim); }
    .news-meta { display: flex; align-items: center; gap: 16px; margin-bottom: 12px; flex-wrap: wrap; }
    .news-meta .cat { font-size: 0.8rem; color: var(--primary); font-weight: 600; background: rgba(255,107,157,0.1); padding: 3px 10px; border-radius: 20px; }
    .news-meta .date { font-size: 0.8rem; color: var(--text-dim); }

    /* ===== Articles Section ===== */
    .articles-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
    .article-card { overflow: hidden; }
    .article-img { overflow: hidden; border-radius: var(--radius) var(--radius) 0 0; }
    .article-img svg { width: 100%; height: 180px; transition: transform 0.5s ease; }
    .article-card:hover .article-img svg { transform: scale(1.05); }
    .article-body { padding: 20px; }
    .article-cat { font-size: 0.8rem; color: var(--primary); font-weight: 600; margin-bottom: 8px; }
    .article-body h3 { font-size: 1rem; margin-bottom: 10px; line-height: 1.5; }
    .article-body p { font-size: 0.88rem; color: var(--text-muted); margin-bottom: 14px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
    .article-footer { display: flex; align-items: center; justify-content: space-between; }
    .article-author { display: flex; align-items: center; gap: 8px; }
    .author-avatar { width: 28px; height: 28px; border-radius: 50%; overflow: hidden; }
    .author-avatar svg { width: 28px; height: 28px; }
    .author-name { font-size: 0.82rem; color: var(--text-muted); }
    .article-date { font-size: 0.8rem; color: var(--text-dim); }

    /* ===== Hot Recommend ===== */
    #hot { background: var(--bg-card); }
    .hot-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .hot-card { padding: 24px; position: relative; overflow: hidden; }
    .hot-rank {
      position: absolute;
      top: 16px;
      right: 16px;
      width: 32px;
      height: 32px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      color: #fff;
      font-size: 0.85rem;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .hot-card h3 { font-size: 1.05rem; margin-bottom: 10px; padding-right: 40px; }
    .hot-card p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 16px; }
    .hot-meta { display: flex; align-items: center; gap: 16px; }
    .hot-meta span { font-size: 0.82rem; color: var(--text-dim); display: flex; align-items: center; gap: 4px; }

    /* ===== HowTo Section ===== */
    .howto-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 20px; }
    .step-card { padding: 28px; text-align: center; position: relative; }
    .step-card::after {
      content: '→';
      position: absolute;
      right: -12px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--primary);
      font-size: 1.5rem;
      font-weight: bold;
    }
    .step-card:last-child::after { display: none; }
    .step-num {
      width: 56px;
      height: 56px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      color: #fff;
      font-size: 1.4rem;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 20px;
    }
    .step-card h3 { font-size: 1.05rem; margin-bottom: 12px; }
    .step-card p { font-size: 0.9rem; color: var(--text-muted); margin: 0; }

    /* ===== FAQ Section ===== */
    #faq { background: var(--bg-card); }
    .faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
    .faq-item {
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      overflow: hidden;
      transition: border-color var(--transition);
    }
    .faq-item:hover { border-color: var(--primary); }
    .faq-q {
      padding: 20px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      font-weight: 600;
      font-size: 0.98rem;
      gap: 12px;
    }
    .faq-q svg { flex-shrink: 0; transition: transform var(--transition); color: var(--primary); }
    .faq-item.open .faq-q svg { transform: rotate(180deg); }
    .faq-a {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.4s ease, padding var(--transition);
      padding: 0 24px;
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.8;
    }
    .faq-item.open .faq-a { max-height: 300px; padding: 0 24px 20px; }

    /* ===== Team Section ===== */
    .team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
    .team-card { text-align: center; padding: 28px 20px; }
    .team-avatar { width: 80px; height: 80px; border-radius: 50%; overflow: hidden; margin: 0 auto 16px; border: 3px solid var(--primary); }
    .team-avatar svg { width: 80px; height: 80px; }
    .team-card h4 { font-size: 1.05rem; margin-bottom: 6px; }
    .team-card .role { font-size: 0.85rem; color: var(--primary); font-weight: 600; margin-bottom: 10px; }
    .team-card p { font-size: 0.88rem; color: var(--text-muted); margin: 0; }

    /* ===== Updates Section ===== */
    #updates { background: var(--bg-card); }
    .updates-list { display: flex; flex-direction: column; gap: 16px; }
    .update-item {
      display: flex;
      gap: 20px;
      padding: 20px;
      background: var(--bg);
      border-radius: var(--radius);
      border: 1px solid var(--border);
      align-items: flex-start;
      transition: all var(--transition);
    }
    .update-item:hover { border-color: var(--primary); transform: translateX(6px); }
    .update-date { text-align: center; min-width: 60px; }
    .update-date .day { font-size: 1.8rem; font-weight: 800; background: linear-gradient(135deg, var(--primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1; }
    .update-date .month { font-size: 0.8rem; color: var(--text-dim); }
    .update-divider { width: 1px; background: var(--border); align-self: stretch; }
    .update-content h4 { font-size: 1rem; margin-bottom: 6px; }
    .update-content p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 8px; }
    .update-tags { display: flex; gap: 8px; flex-wrap: wrap; }
    .update-tag { font-size: 0.78rem; padding: 2px 10px; border-radius: 20px; background: rgba(255,107,157,0.1); color: var(--primary); }

    /* ===== Contact Section ===== */
    .contact-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
    .contact-info h2 { margin-bottom: 16px; }
    .contact-info p { color: var(--text-muted); margin-bottom: 32px; }
    .contact-items { display: flex; flex-direction: column; gap: 16px; }
    .contact-item { display: flex; gap: 16px; align-items: center; }
    .contact-icon { width: 44px; height: 44px; border-radius: 10px; background: linear-gradient(135deg, var(--primary), var(--secondary)); display: flex; align-items: center; justify-content: center; color: #fff; flex-shrink: 0; }
    .contact-text h4 { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 2px; }
    .contact-text p { font-size: 1rem; font-weight: 600; margin: 0; }
    .contact-form { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px; }
    .form-group { margin-bottom: 20px; }
    .form-group label { display: block; font-size: 0.9rem; font-weight: 600; margin-bottom: 8px; color: var(--text-muted); }
    .form-group input, .form-group textarea, .form-group select {
      width: 100%;
      padding: 12px 16px;
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      color: var(--text);
      font-size: 0.95rem;
      font-family: var(--font);
      transition: border-color var(--transition);
      outline: none;
    }
    .form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(255,107,157,0.1); }
    .form-group textarea { resize: vertical; min-height: 120px; }
    .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

    /* ===== QR Codes ===== */
    .qr-section { display: flex; gap: 32px; margin-top: 32px; flex-wrap: wrap; }
    .qr-item { text-align: center; }
    .qr-item svg { width: 100px; height: 100px; border-radius: var(--radius-sm); border: 2px solid var(--border); }
    .qr-item p { font-size: 0.85rem; color: var(--text-muted); margin-top: 8px; }

    /* ===== Footer ===== */
    footer {
      background: var(--bg-card);
      border-top: 1px solid var(--border);
      padding: 60px 0 0;
    }
    .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
    .footer-brand .logo { display: flex; align-items: center; gap: 10px; font-size: 1.3rem; font-weight: 800; color: var(--text); margin-bottom: 16px; }
    .footer-brand .logo span { background: linear-gradient(135deg, var(--primary), var(--secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
    .footer-brand p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 20px; }
    .footer-social { display: flex; gap: 10px; }
    .social-btn { width: 36px; height: 36px; border-radius: 8px; background: var(--glass); border: 1px solid var(--glass-border); display: flex; align-items: center; justify-content: center; color: var(--text-muted); transition: all var(--transition); }
    .social-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
    .footer-col h4 { font-size: 1rem; margin-bottom: 16px; color: var(--text); }
    .footer-col ul li { margin-bottom: 10px; }
    .footer-col ul li a { color: var(--text-muted); font-size: 0.9rem; transition: color var(--transition); }
    .footer-col ul li a:hover { color: var(--primary); }
    .footer-links { padding: 20px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); margin-bottom: 24px; }
    .footer-links h5 { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 12px; }
    .footer-links-list { display: flex; flex-wrap: wrap; gap: 12px; }
    .footer-links-list a { font-size: 0.85rem; color: var(--text-dim); padding: 4px 12px; border: 1px solid var(--border); border-radius: 20px; transition: all var(--transition); }
    .footer-links-list a:hover { color: var(--primary); border-color: var(--primary); }
    .footer-bottom { padding: 20px 0; display: flex; align-items: center; justify-content: space-between; flex-wrap: gap; gap: 16px; }
    .footer-bottom-left { font-size: 0.85rem; color: var(--text-dim); }
    .footer-bottom-left a { color: var(--text-dim); }
    .footer-bottom-left a:hover { color: var(--primary); }
    .footer-bottom-right { display: flex; gap: 16px; flex-wrap: wrap; }
    .footer-bottom-right a { font-size: 0.85rem; color: var(--text-dim); }
    .footer-bottom-right a:hover { color: var(--primary); }
    .icp { font-size: 0.82rem; color: var(--text-dim); margin-top: 8px; }

    /* ===== Back to Top ===== */
    #back-top {
      position: fixed;
      bottom: 32px;
      right: 32px;
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 20px rgba(255,107,157,0.4);
      opacity: 0;
      transform: translateY(20px);
      transition: all var(--transition);
      z-index: 999;
      cursor: pointer;
    }
    #back-top.show { opacity: 1; transform: translateY(0); }
    #back-top:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(255,107,157,0.6); }

    /* ===== Slider ===== */
    .slider-wrap { position: relative; overflow: hidden; border-radius: var(--radius-lg); }
    .slider-track { display: flex; transition: transform 0.5s cubic-bezier(0.4,0,0.2,1); }
    .slide { min-width: 100%; }
    .slider-nav { display: flex; justify-content: center; gap: 8px; margin-top: 20px; }
    .slider-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--border); cursor: pointer; transition: all var(--transition); }
    .slider-dot.active { width: 24px; border-radius: 4px; background: var(--primary); }
    .slider-btn {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--glass);
      backdrop-filter: blur(10px);
      border: 1px solid var(--glass-border);
      color: var(--text);
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 10;
      transition: all var(--transition);
    }
    .slider-btn:hover { background: var(--primary); color: #fff; }
    .slider-prev { left: 16px; }
    .slider-next { right: 16px; }

    /* ===== Animations ===== */
    .fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
    .fade-in.visible { opacity: 1; transform: translateY(0); }
    .fade-in-left { opacity: 0; transform: translateX(-30px); transition: opacity 0.7s ease, transform 0.7s ease; }
    .fade-in-left.visible { opacity: 1; transform: translateX(0); }
    .fade-in-right { opacity: 0; transform: translateX(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
    .fade-in-right.visible { opacity: 1; transform: translateX(0); }
    .delay-1 { transition-delay: 0.1s; }
    .delay-2 { transition-delay: 0.2s; }
    .delay-3 { transition-delay: 0.3s; }
    .delay-4 { transition-delay: 0.4s; }
    .delay-5 { transition-delay: 0.5s; }

    /* ===== Author Box ===== */
    .author-box {
      display: flex;
      gap: 20px;
      padding: 24px;
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      margin: 32px 0;
      align-items: flex-start;
    }
    .author-box-avatar { width: 64px; height: 64px; border-radius: 50%; overflow: hidden; flex-shrink: 0; border: 2px solid var(--primary); }
    .author-box-avatar svg { width: 64px; height: 64px; }
    .author-box-info h4 { margin-bottom: 4px; }
    .author-box-info .role { font-size: 0.85rem; color: var(--primary); font-weight: 600; margin-bottom: 8px; }
    .author-box-info p { font-size: 0.9rem; color: var(--text-muted); margin: 0; }

    /* ===== Aside ===== */
    aside { }
    .aside-card { padding: 24px; margin-bottom: 24px; }
    .aside-card h4 { font-size: 1rem; margin-bottom: 16px; padding-bottom: 10px; border-bottom: 2px solid var(--primary); }
    .aside-list li { padding: 10px 0; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
    .aside-list li:last-child { border: none; }
    .aside-list a { color: var(--text-muted); display: flex; align-items: center; gap: 8px; }
    .aside-list a:hover { color: var(--primary); }
    .aside-list a::before { content: '›'; color: var(--primary); font-size: 1.2rem; }

    /* ===== Main Content Layout ===== */
    .content-layout { display: grid; grid-template-columns: 1fr 320px; gap: 40px; align-items: start; }

    /* ===== Disclaimer / Privacy ===== */
    .legal-section { padding: 40px 0; background: var(--bg-card); }
    .legal-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .legal-card { padding: 24px; }
    .legal-card h4 { font-size: 1rem; margin-bottom: 12px; color: var(--primary); }
    .legal-card p { font-size: 0.88rem; color: var(--text-muted); margin: 0; line-height: 1.8; }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .hero-content { grid-template-columns: 1fr; gap: 40px; }
      .hero-visual { display: none; }
      .about-grid { grid-template-columns: 1fr; }
      .about-img { display: none; }
      .products-grid { grid-template-columns: repeat(2, 1fr); }
      .articles-grid { grid-template-columns: repeat(2, 1fr); }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .content-layout { grid-template-columns: 1fr; }
      aside { display: none; }
      .advantages-wrap { grid-template-columns: 1fr; }
      .advantages-visual { display: none; }
    }
    @media (max-width: 768px) {
      .nav-menu { display: none; }
      .nav-menu.open { display: flex; flex-direction: column; position: absolute; top: 70px; left: 0; right: 0; background: var(--bg-card); padding: 16px; border-bottom: 1px solid var(--border); z-index: 999; }
      .menu-btn { display: flex; }
      .search-box { display: none; }
      .products-grid { grid-template-columns: 1fr; }
      .services-grid { grid-template-columns: 1fr; }
      .cases-grid { grid-template-columns: 1fr; }
      .news-grid { grid-template-columns: 1fr; }
      .articles-grid { grid-template-columns: 1fr; }
      .hot-grid { grid-template-columns: 1fr; }
      .howto-steps { grid-template-columns: 1fr; }
      .step-card::after { display: none; }
      .faq-grid { grid-template-columns: 1fr; }
      .team-grid { grid-template-columns: repeat(2, 1fr); }
      .contact-wrap { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; }
      .footer-bottom { flex-direction: column; text-align: center; }
      .hero-stats { gap: 20px; }
      .about-features { grid-template-columns: 1fr; }
      .legal-grid { grid-template-columns: 1fr; }
      .form-row { grid-template-columns: 1fr; }
    }
    @media (max-width: 480px) {
      .section { padding: 48px 0; }
      .team-grid { grid-template-columns: 1fr; }
      .hero-actions { flex-direction: column; }
      .btn { width: 100%; justify-content: center; }
    }

    /* ===== Utility ===== */
    .text-center { text-align: center; }
    .mt-8 { margin-top: 8px; }
    .mt-16 { margin-top: 16px; }
    .mt-24 { margin-top: 24px; }
    .mt-32 { margin-top: 32px; }
    .mb-8 { margin-bottom: 8px; }
    .mb-16 { margin-bottom: 16px; }
    .mb-24 { margin-bottom: 24px; }
    .mb-32 { margin-bottom: 32px; }
    .divider { height: 1px; background: var(--border); margin: 32px 0; }
    .highlight-box {
      padding: 20px 24px;
      background: linear-gradient(135deg, rgba(255,107,157,0.1), rgba(124,58,237,0.1));
      border-left: 4px solid var(--primary);
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
      margin: 24px 0;
    }
    .highlight-box p { margin: 0; color: var(--text-muted); font-size: 0.95rem; }