:root {
      --bg: #f8fafc;
      --card: #ffffff;
      --text: #0f172a;
      --muted: #64748b;
      --accent: #2563eb;
      --border: #e2e8f0;
      --dark: #0b1220;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: Inter, system-ui, sans-serif;
      background: var(--bg);
      color: var(--text);
      line-height: 1.65;
    }
    .container {
      max-width: 1200px;
      margin: auto;
      padding: 24px;
    }
    header {
      background: rgba(255,255,255,.92);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
      position: sticky;
      top: 0;
      z-index: 10;
    }
    .nav {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
    }
    .brand {
      font-size: 22px;
      font-weight: 800;
      letter-spacing: .3px;
      color: var(--dark);
    }
    .menu {
      display: flex;
      flex-wrap: wrap;
      gap: 18px;
    }
    .menu a {
      color: var(--muted);
      text-decoration: none;
      font-weight: 500;
    }
    .menu a:hover { color: var(--accent); }

    .hero {
      display: grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 28px;
      margin-top: 36px;
      align-items: stretch;
    }
    .hero-main, .hero-side, .card, .product, .info-card {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 18px;
      box-shadow: 0 10px 30px rgba(15, 23, 42, .04);
    }
    .hero-main { padding: 34px; }
    .hero-side { padding: 28px; }
    h1 {
      margin: 0;
      font-size: clamp(2.1rem, 4vw, 3.2rem);
      line-height: 1.05;
      letter-spacing: -.03em;
    }
    h2 {
      margin: 0 0 14px;
      font-size: clamp(1.5rem, 2vw, 2rem);
      line-height: 1.1;
      letter-spacing: -.02em;
    }
    h3 {
      margin: 0 0 10px;
      font-size: 1.2rem;
      line-height: 1.2;
    }
    .lead {
      font-size: 1.05rem;
      color: var(--muted);
      margin: 18px 0 0;
      max-width: 760px;
    }
    .sublead {
      color: var(--muted);
      margin: 14px 0 0;
      max-width: 760px;
    }
    .hero-actions {
      margin-top: 22px;
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 14px 22px;
      border-radius: 12px;
      border: 1px solid transparent;
      font-weight: 700;
      text-decoration: none;
    }
    .btn-primary {
      background: var(--accent);
      color: white;
    }
    .btn-outline {
      background: white;
      color: var(--text);
      border-color: var(--border);
    }

    .hero-side ul {
      margin: 16px 0 0;
      padding-left: 18px;
      color: var(--muted);
    }

    section.block { margin-top: 56px; }

    .section-intro {
      max-width: 880px;
      color: var(--muted);
      margin-bottom: 18px;
    }

    .grid-4, .grid-3, .grid-2 {
      display: grid;
      gap: 20px;
    }
    .grid-4 { grid-template-columns: repeat(4, 1fr); }
    .grid-3 { grid-template-columns: repeat(3, 1fr); }
    .grid-2 { grid-template-columns: repeat(2, 1fr); }

    .card, .info-card {
      padding: 22px;
    }

    .category-icon {
      font-size: 1.7rem;
      margin-bottom: 14px;
      display: inline-block;
    }

    .product img {
      width: 100%;
      display: block;
      border-radius: 16px 16px 0 0;
      aspect-ratio: 4 / 2.6;
      object-fit: cover;
      background: #e5e7eb;
    }
    .product-body {
      padding: 18px;
    }
    .product .price {
      font-weight: 800;
      margin-top: 8px;
      font-size: 1.1rem;
    }
    .product p, .card p, .info-card p {
      margin: 0;
      color: var(--muted);
    }
    .product-actions {
      margin-top: 14px;
    }

    .brand-card {
      background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
      color: white;
      border: none;
    }
    .brand-card p {
      color: rgba(255,255,255,.78);
    }

    footer {
      margin-top: 80px;
      border-top: 1px solid var(--border);
      padding: 28px 0 44px;
      color: var(--muted);
      background: white;
    }
    .footer-text {
      font-size: .95rem;
    }

    @media (max-width: 980px) {
      .hero, .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
      .menu { display: none; }
    }