/* ── Reset & Base ── */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    :root {
      --bg: #f1f4ff;
      --white: #ffffff;
      --ink: #1a1a2e;
      --muted: #5a5f7a;
      --accent: #5b6ef5;
      --accent-light: #e8eaff;
      --radius: 16px;
      --shadow: 0 4px 24px rgba(91,110,245,0.10);
    }

    html { scroll-behavior: smooth; }

    body {
      background: var(--bg);
      color: var(--ink);
      font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
      line-height: 1.65;
      min-height: 100vh;
    }

    img { display: block; width: 100%; height: 100%; object-fit: cover; }

    /* ── Layout wrapper ── */
    .container {
      max-width: 1160px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* ── Hero ── */
    .hero {
      position: relative;
      overflow: hidden;
      border-radius: 0 0 var(--radius) var(--radius);
    }

    .hero-img {
      width: 100%;
      height: clamp(260px, 55vw, 600px);
      object-fit: cover;
      object-position: center;
      display: block;
    }

    .hero-caption {
      position: absolute;
      bottom: 0; left: 0; right: 0;
      background: linear-gradient(transparent, rgba(26,26,46,0.72));
      padding: 48px 32px 28px;
    }

    .hero-caption h1 {
      color: #fff;
      font-size: clamp(1.5rem, 4vw, 2.6rem);
      font-weight: 700;
      letter-spacing: -0.02em;
      line-height: 1.2;
    }

    .hero-caption p {
      color: rgba(255,255,255,0.82);
      margin-top: 8px;
      font-size: clamp(0.9rem, 2vw, 1.05rem);
    }

    /* ── Section spacing ── */
    .section { padding: 56px 0; }
    .section-sm { padding: 36px 0; }

    .section-title {
      font-size: clamp(1.2rem, 3vw, 1.7rem);
      font-weight: 700;
      color: var(--ink);
      margin-bottom: 6px;
    }

    .section-sub {
      color: var(--muted);
      font-size: 0.95rem;
      margin-bottom: 28px;
    }

    /* ── Feature tags ── */
    .tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin: 28px 0;
    }

    .tag {
      background: var(--accent-light);
      color: var(--accent);
      border-radius: 999px;
      padding: 6px 16px;
      font-size: 0.85rem;
      font-weight: 600;
      letter-spacing: 0.01em;
    }

    /* ── Rainbow stripe decoration ── */
    .rainbow-bar {
      height: 5px;
      width: 80px;
      border-radius: 99px;
      background: linear-gradient(90deg,
        #FF4B4B, #FF7A00, #FFD600,
        #4CAF50, #00B8D9, #5B6EF5, #9C27B0);
      margin-bottom: 14px;
    }

    /* ── Gallery grid ── */
    .gallery-main {
      display: grid;
      gap: 12px;
    }

    /* Desktop: masonry-style asymmetric grid */
    @media (min-width: 768px) {
      .gallery-main {
        grid-template-columns: repeat(3, 1fr);
        grid-template-rows: auto;
      }

      .gallery-main .g-wide {
        grid-column: span 2;
      }

      .gallery-main .g-tall {
        grid-row: span 2;
      }
    }

    .gallery-main .g-item {
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      aspect-ratio: 1 / 1;
    }

    .gallery-main .g-wide {
      aspect-ratio: 2 / 1;
    }

    .gallery-main .g-item:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 36px rgba(91,110,245,0.18);
    }

    /* ── Horizontal scroll strip ── */
    .strip-scroll {
      display: flex;
      gap: 12px;
      overflow-x: auto;
      padding-bottom: 12px;
      scroll-snap-type: x mandatory;
      -webkit-overflow-scrolling: touch;
    }

    .strip-scroll::-webkit-scrollbar { height: 4px; }
    .strip-scroll::-webkit-scrollbar-thumb {
      background: var(--accent);
      border-radius: 4px;
    }

    .strip-item {
      flex: 0 0 clamp(200px, 36vw, 320px);
      aspect-ratio: 1 / 1;
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      scroll-snap-align: start;
      transition: transform 0.3s ease;
    }

    .strip-item:hover { transform: scale(1.02); }

    /* ── Spec table ── */
    .spec-card {
      background: var(--white);
      border-radius: var(--radius);
      padding: 32px;
      box-shadow: var(--shadow);
    }

    .spec-table {
      width: 100%;
      border-collapse: collapse;
      font-size: 0.95rem;
    }

    .spec-table tr {
      border-bottom: 1px solid var(--bg);
    }

    .spec-table tr:last-child { border-bottom: none; }

    .spec-table td {
      padding: 12px 8px;
      vertical-align: top;
    }

    .spec-table td:first-child {
      color: var(--muted);
      font-weight: 600;
      width: 40%;
      white-space: nowrap;
    }

    .spec-table td:last-child {
      color: var(--ink);
      font-weight: 500;
    }

    /* ── Feature grid ── */
    .feature-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
      gap: 20px;
      margin-top: 8px;
    }

    .feature-card {
      background: var(--white);
      border-radius: var(--radius);
      padding: 28px 24px;
      box-shadow: var(--shadow);
    }

    .feature-icon {
      font-size: 2rem;
      margin-bottom: 12px;
    }

    .feature-card h3 {
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 6px;
      color: var(--ink);
    }

    .feature-card p {
      font-size: 0.88rem;
      color: var(--muted);
      line-height: 1.5;
    }

    /* ── Lifestyle 2-col ── */
    .lifestyle-grid {
      display: grid;
      gap: 16px;
    }

    @media (min-width: 640px) {
      .lifestyle-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (min-width: 960px) {
      .lifestyle-grid {
        grid-template-columns: repeat(4, 1fr);
      }
    }

    .lifestyle-item {
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      aspect-ratio: 1 / 1;
      transition: transform 0.3s;
    }

    .lifestyle-item:hover { transform: translateY(-4px); }

    /* ── FAQ ── */
    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .faq-item {
      background: var(--white);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 24px;
      font-weight: 600;
      font-size: 0.97rem;
      color: var(--ink);
      cursor: pointer;
      background: none;
      border: none;
      text-align: left;
      gap: 16px;
      transition: background 0.2s;
    }

    .faq-question:hover { background: var(--accent-light); }

    .faq-icon {
      flex-shrink: 0;
      width: 24px;
      height: 24px;
      border-radius: 50%;
      background: var(--accent-light);
      color: var(--accent);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
      font-weight: 700;
      transition: transform 0.3s, background 0.2s;
    }

    .faq-item.open .faq-icon {
      transform: rotate(45deg);
      background: var(--accent);
      color: #fff;
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.3s;
      padding: 0 24px;
      color: var(--muted);
      font-size: 0.92rem;
      line-height: 1.7;
    }

    .faq-item.open .faq-answer {
      max-height: 400px;
      padding: 0 24px 20px;
    }

    /* ── Color palette strip ── */
    .palette-strip {
      display: flex;
      height: 32px;
      border-radius: 99px;
      overflow: hidden;
      box-shadow: var(--shadow);
      margin: 20px 0;
    }

    .palette-strip span {
      flex: 1;
    }

    /* ── Footer ── */
    .page-footer {
      background: var(--ink);
      color: rgba(255,255,255,0.5);
      text-align: center;
      padding: 28px 20px;
      font-size: 0.82rem;
      border-radius: var(--radius) var(--radius) 0 0;
      margin-top: 56px;
    }

    /* ── Divider ── */
    .divider {
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(91,110,245,0.2), transparent);
      margin: 0;
    }

    /* ── Utility ── */
    .mt-4 { margin-top: 16px; }
    .mt-8 { margin-top: 32px; }