/* ── Reset & Base ── */
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: 'Georgia', 'Times New Roman', serif;
    background: #f1f4ff;
    color: #2c2218;
    line-height: 1.6;
    overflow-x: hidden;
  }

  /* ── Typography Scale ── */
  h1, h2, h3, h4 { font-weight: 700; line-height: 1.2; }
  h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
  h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
  h3 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); }
  p  { font-size: clamp(0.9rem, 1.8vw, 1rem); }

  /* ── Color Tokens ── */
  :root {
    --bg:      #f1f4ff;
    --bg-card: #ffffff;
    --gold:    #a07830;
    --gold-lt: #c9a84c;
    --gold-dk: #6b4f20;
    --bronze:  #8b5e3c;
    --silver:  #6b7280;
    --text:    #2c2218;
    --text-md: #5a4a3a;
    --text-lt: #8a7a6a;
    --border:  #ddd5c8;
    --shadow:  0 4px 24px rgba(100,80,40,0.10);
    --radius:  12px;
    --radius-sm: 6px;
  }

  /* ── Utility ── */
  .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
  .section-gap { padding: 64px 0; }
  .text-center { text-align: center; }
  .gold { color: var(--gold); }

  /* ══════════════════════════════════
     HEADER / NAV
  ══════════════════════════════════ */
  header {
    background: #fff;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 12px rgba(100,80,40,0.07);
  }
  .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    max-width: 1200px;
    margin: 0 auto;
    gap: 16px;
  }
  .brand-logo {
    font-size: clamp(1rem, 3vw, 1.3rem);
    font-weight: 900;
    letter-spacing: 0.1em;
    color: var(--gold-dk);
    text-transform: uppercase;
    text-decoration: none;
    flex-shrink: 0;
  }
  .brand-logo span { color: var(--gold); }
  .nav-tagline {
    font-size: 0.72rem;
    color: var(--text-lt);
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }
  .nav-cta {
    background: var(--gold);
    color: #fff;
    padding: 9px 20px;
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-decoration: none;
    text-transform: uppercase;
    white-space: nowrap;
    transition: background 0.2s;
  }
  .nav-cta:hover { background: var(--gold-dk); }

  /* ══════════════════════════════════
     BREADCRUMB
  ══════════════════════════════════ */
  .breadcrumb {
    padding: 10px 20px;
    font-size: 0.8rem;
    color: var(--text-lt);
    max-width: 1200px;
    margin: 0 auto;
  }
  .breadcrumb a { color: var(--gold); text-decoration: none; }
  .breadcrumb a:hover { text-decoration: underline; }
  .breadcrumb span { margin: 0 6px; }

  /* ══════════════════════════════════
     HERO — PRODUCT LAYOUT
  ══════════════════════════════════ */
  .hero-section {
    padding: 32px 0 48px;
  }
  .hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
  }
  @media (max-width: 768px) {
    .hero-grid { grid-template-columns: 1fr; gap: 28px; }
  }

  /* Image Gallery */
  .gallery-wrap { position: relative; }
  .gallery-main {
    width: 100%;
    aspect-ratio: 1/1;
    border-radius: var(--radius);
    overflow: hidden;
    background: #fff;
    box-shadow: var(--shadow);
    cursor: zoom-in;
    position: relative;
  }
  .gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
    display: block;
  }
  .gallery-main:hover img { transform: scale(1.04); }

  .gallery-thumbs {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    margin-top: 12px;
  }
  @media (max-width: 480px) {
    .gallery-thumbs { grid-template-columns: repeat(4, 1fr); }
  }
  .thumb-item {
    aspect-ratio: 1/1;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    transition: border-color 0.2s;
    background: #fff;
  }
  .thumb-item.active, .thumb-item:hover { border-color: var(--gold); }
  .thumb-item img { width: 100%; height: 100%; object-fit: cover; display: block; }

  /* Product Info Panel */
  .product-info { }
  .product-badge {
    display: inline-flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 16px;
  }
  .badge {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 50px;
  }
  .badge-gold { background: var(--gold); color: #fff; }
  .badge-outline { border: 1px solid var(--gold); color: var(--gold); background: transparent; }

  .product-title {
    font-size: clamp(1.4rem, 3.5vw, 2.1rem);
    color: var(--text);
    margin-bottom: 8px;
    line-height: 1.25;
  }
  .product-subtitle {
    font-size: 1rem;
    color: var(--text-lt);
    font-style: italic;
    margin-bottom: 20px;
  }

  /* Color Selector */
  .color-label {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-md);
    margin-bottom: 10px;
  }
  .color-options {
    display: flex;
    gap: 10px;
    margin-bottom: 24px;
    flex-wrap: wrap;
  }
  .color-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 50px;
    border: 2px solid var(--border);
    cursor: pointer;
    font-size: 0.82rem;
    font-weight: 600;
    transition: all 0.2s;
    background: #fff;
  }
  .color-chip:hover, .color-chip.active { border-color: var(--gold); background: #fdf8f0; }
  .color-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    flex-shrink: 0;
  }
  .dot-gold   { background: linear-gradient(135deg, #d4a843, #8b6520); }
  .dot-bronze { background: linear-gradient(135deg, #b87333, #6b3c1e); }
  .dot-silver { background: linear-gradient(135deg, #c0c0c0, #707070); }

  /* Key Specs */
  .specs-mini {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 24px;
  }
  @media (max-width: 400px) { .specs-mini { grid-template-columns: 1fr; } }
  .spec-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
  }
  .spec-key {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-lt);
    display: block;
    margin-bottom: 2px;
  }
  .spec-val {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text);
  }

  /* CTA Buttons */
  .cta-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
  }
  .btn-primary {
    display: block;
    width: 100%;
    background: var(--gold);
    color: #fff;
    text-align: center;
    padding: 16px 24px;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-decoration: none;
    text-transform: uppercase;
    transition: background 0.2s, transform 0.15s;
    border: none;
    cursor: pointer;
  }
  .btn-primary:hover { background: var(--gold-dk); transform: translateY(-1px); }
  .btn-secondary {
    display: block;
    width: 100%;
    background: transparent;
    color: var(--gold-dk);
    text-align: center;
    padding: 14px 24px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-decoration: none;
    text-transform: uppercase;
    border: 2px solid var(--gold);
    transition: all 0.2s;
    cursor: pointer;
  }
  .btn-secondary:hover { background: var(--gold); color: #fff; }

  .trust-row {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 0.78rem;
    color: var(--text-lt);
    align-items: center;
  }
  .trust-item { display: flex; align-items: center; gap: 5px; }
  .trust-icon { font-size: 1em; }

  /* ══════════════════════════════════
     SECTION: LIFESTYLE BANNER (16:9)
  ══════════════════════════════════ */
  .lifestyle-banner {
    width: 100%;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    margin-bottom: 64px;
  }
  .lifestyle-banner img {
    width: 100%;
    display: block;
    object-fit: cover;
  }

  /* ══════════════════════════════════
     SECTION: FEATURE ICONS
  ══════════════════════════════════ */
  .features-section { background: #fff; }
  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 28px;
    padding-top: 40px;
  }
  .feature-card {
    text-align: center;
    padding: 28px 20px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg);
    transition: box-shadow 0.2s, transform 0.2s;
  }
  .feature-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
  .feature-icon { font-size: 2rem; margin-bottom: 12px; display: block; }
  .feature-card h3 { font-size: 1rem; color: var(--text); margin-bottom: 8px; }
  .feature-card p { font-size: 0.85rem; color: var(--text-lt); }

  /* ══════════════════════════════════
     SECTION: IMAGE GALLERY GRID (all 16 images)
  ══════════════════════════════════ */
  .gallery-section { }
  .section-heading {
    text-align: center;
    margin-bottom: 40px;
  }
  .section-heading h2 { color: var(--text); margin-bottom: 10px; }
  .section-heading p { color: var(--text-lt); max-width: 600px; margin: 0 auto; }
  .section-heading .gold-line {
    width: 60px;
    height: 3px;
    background: var(--gold);
    margin: 16px auto 0;
    border-radius: 2px;
  }

  /* Masonry-style CSS Columns gallery */
  .img-columns {
    columns: 4;
    column-gap: 16px;
  }
  @media (max-width: 900px) { .img-columns { columns: 3; } }
  @media (max-width: 600px) { .img-columns { columns: 2; } }
  @media (max-width: 380px) { .img-columns { columns: 1; } }

  .img-col-item {
    break-inside: avoid;
    margin-bottom: 16px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(100,80,40,0.08);
    cursor: pointer;
    position: relative;
  }
  .img-col-item img {
    width: 100%;
    display: block;
    transition: transform 0.4s ease;
  }
  .img-col-item:hover img { transform: scale(1.04); }
  .img-col-item .img-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(44,34,24,0.7));
    color: #fff;
    font-size: 0.75rem;
    padding: 20px 12px 10px;
    opacity: 0;
    transition: opacity 0.3s;
  }
  .img-col-item:hover .img-label { opacity: 1; }

  /* ══════════════════════════════════
     SECTION: SPECS TABLE
  ══════════════════════════════════ */
  .specs-section { background: #fff; }
  .specs-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }
  .specs-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
  }
  .specs-table th {
    background: var(--gold-dk);
    color: #fff;
    text-align: left;
    padding: 14px 20px;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
  }
  .specs-table td { padding: 12px 20px; border-bottom: 1px solid var(--border); }
  .specs-table tr:last-child td { border-bottom: none; }
  .specs-table tr:nth-child(even) td { background: var(--bg); }
  .specs-table td:first-child { font-weight: 600; color: var(--text-md); width: 40%; }

  /* ══════════════════════════════════
     SECTION: WHY CHOOSE US
  ══════════════════════════════════ */
  .why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    padding-top: 40px;
  }
  .why-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 28px 24px;
    border-left: 4px solid var(--gold);
    box-shadow: 0 2px 12px rgba(100,80,40,0.06);
  }
  .why-card h3 { font-size: 1rem; color: var(--gold-dk); margin-bottom: 8px; }
  .why-card p  { font-size: 0.85rem; color: var(--text-lt); }
  .why-num {
    font-size: 2rem;
    font-weight: 900;
    color: var(--border);
    line-height: 1;
    margin-bottom: 8px;
  }

  /* ══════════════════════════════════
     SECTION: FAQ
  ══════════════════════════════════ */
  .faq-section { }
  .faq-list { max-width: 820px; margin: 40px auto 0; }
  .faq-item {
    background: #fff;
    border-radius: var(--radius);
    margin-bottom: 12px;
    border: 1px solid var(--border);
    overflow: hidden;
    box-shadow: 0 1px 6px rgba(100,80,40,0.05);
  }
  .faq-q {
    width: 100%;
    background: none;
    border: none;
    text-align: left;
    padding: 18px 24px;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    font-family: inherit;
    transition: color 0.2s;
  }
  .faq-q:hover { color: var(--gold-dk); }
  .faq-q .faq-arrow {
    font-size: 1.2rem;
    color: var(--gold);
    transition: transform 0.3s;
    flex-shrink: 0;
  }
  .faq-item.open .faq-arrow { transform: rotate(45deg); }
  .faq-a {
    display: none;
    padding: 0 24px 18px;
    font-size: 0.9rem;
    color: var(--text-lt);
    line-height: 1.7;
  }
  .faq-item.open .faq-a { display: block; }

  /* ══════════════════════════════════
     SECTION: CTA BOTTOM BANNER
  ══════════════════════════════════ */
  .cta-banner {
    background: linear-gradient(135deg, var(--gold-dk) 0%, #4a3010 100%);
    color: #fff;
    text-align: center;
    padding: 72px 20px;
    border-radius: var(--radius);
    margin: 0 0 64px;
    position: relative;
    overflow: hidden;
  }
  .cta-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 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='%23ffffff' fill-opacity='0.04'%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");
  }
  .cta-banner h2 { font-size: clamp(1.5rem, 4vw, 2.4rem); margin-bottom: 16px; position: relative; }
  .cta-banner p  { font-size: 1rem; opacity: 0.85; margin-bottom: 32px; max-width: 540px; margin-left: auto; margin-right: auto; position: relative; }
  .cta-banner-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; position: relative; }
  .btn-cta-white {
    background: #fff;
    color: var(--gold-dk);
    padding: 15px 32px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: all 0.2s;
    border: 2px solid transparent;
  }
  .btn-cta-white:hover { background: transparent; color: #fff; border-color: #fff; }
  .btn-cta-outline {
    background: transparent;
    color: #fff;
    padding: 15px 32px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border: 2px solid rgba(255,255,255,0.6);
    transition: all 0.2s;
  }
  .btn-cta-outline:hover { border-color: #fff; background: rgba(255,255,255,0.1); }

  /* ══════════════════════════════════
     LIGHTBOX
  ══════════════════════════════════ */
  .lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.92);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    padding: 20px;
  }
  .lightbox.open { display: flex; }
  .lightbox img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
  }
  .lightbox-close {
    position: fixed;
    top: 20px;
    right: 24px;
    background: none;
    border: none;
    color: #fff;
    font-size: 2.4rem;
    cursor: pointer;
    line-height: 1;
    z-index: 10000;
    transition: opacity 0.2s;
  }
  .lightbox-close:hover { opacity: 0.7; }
  .lb-arrow {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.15);
    border: none;
    color: #fff;
    font-size: 2rem;
    cursor: pointer;
    padding: 16px 12px;
    border-radius: 4px;
    z-index: 10000;
    transition: background 0.2s;
  }
  .lb-arrow:hover { background: rgba(255,255,255,0.3); }
  .lb-arrow.prev { left: 12px; }
  .lb-arrow.next { right: 12px; }

  /* ══════════════════════════════════
     FOOTER
  ══════════════════════════════════ */
  footer {
    background: var(--gold-dk);
    color: rgba(255,255,255,0.75);
    text-align: center;
    padding: 32px 20px;
    font-size: 0.8rem;
    letter-spacing: 0.04em;
  }
  footer strong { color: #fff; }

  /* ══════════════════════════════════
     BACK TO TOP
  ══════════════════════════════════ */
  .back-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--gold);
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    font-size: 1.2rem;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(100,80,40,0.3);
    z-index: 200;
    transition: background 0.2s;
  }
  .back-top.show { display: flex; }
  .back-top:hover { background: var(--gold-dk); }

  /* ══════════════════════════════════
     RESPONSIVE OVERRIDES
  ══════════════════════════════════ */
  @media (max-width: 768px) {
    .section-gap { padding: 44px 0; }
    .specs-mini { gap: 8px; }
  }
  @media (max-width: 480px) {
    .nav-tagline { display: none; }
    .hero-section { padding: 20px 0 36px; }
    .cta-banner { padding: 48px 20px; }
  }