/* ===================================================================
   ÉCLAT — clean, modern storefront  (white / minimal-luxury)
   Single stylesheet for home, listing and detail pages.
   =================================================================== */

:root {
  --bg: #ffffff;
  --surface: #fafaf8;
  --surface-2: #f3f3f0;
  --ink: #1b1b1f;
  --ink-2: #4a4a52;
  --muted: #8a8a93;
  --line: #eae9e4;
  --accent: #1b1b1f;
  --gold: #b0894f;
  --radius: 8px;
  --radius-sm: 5px;
  --shadow: 0 1px 2px rgba(20,20,30,.04), 0 10px 30px rgba(20,20,30,.06);
  --shadow-sm: 0 1px 2px rgba(20,20,30,.05);
  --maxw: 1200px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --header-h: 68px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.serif { font-family: var(--font-serif); }
.muted { color: var(--muted); }

/* ---------------- Header ---------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--header-h);
  background: rgba(255,255,255,.86);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header .container {
  height: 100%; display: flex; align-items: center; gap: 24px;
}
.brand {
  font-family: var(--font-serif);
  font-size: 22px; font-weight: 700; letter-spacing: .5px;
  white-space: nowrap;
}
.brand .dot { color: var(--gold); }
.nav { display: flex; gap: 18px; margin-left: 12px; }
.nav a {
  font-size: 14px; color: var(--ink-2); letter-spacing: .3px;
  position: relative; padding: 4px 0;
}
.nav a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 1.5px; width: 0;
  background: var(--accent); transition: width .25s ease;
}
.nav a:hover::after, .nav a.active::after { width: 100%; }
.nav a.active { color: var(--ink); }
/* Brand dropdown (cascade: brand -> category) */
.nav-item { position: relative; display: flex; align-items: center; }
.nav-item > a { font-size: 14px; color: var(--ink-2); position: relative; padding: 4px 0; }
.nav-item > a::after { content: ""; position: absolute; left: 0; bottom: -2px; height: 1.5px; width: 0; background: var(--accent); transition: width .25s ease; }
.nav-item > a:hover::after, .nav-item > a.active::after { width: 100%; }
.nav-item.has-sub > a::before { content: "▾"; font-size: 9px; margin-left: 5px; color: var(--muted); vertical-align: middle; }
.submenu {
  position: absolute; top: calc(100% + 4px); left: 0; min-width: 170px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
  box-shadow: var(--shadow); padding: 6px 0; display: none; z-index: 60;
}
.nav-item.has-sub:hover .submenu { display: block; }
.submenu a { display: block; padding: 9px 18px; font-size: 14px; color: var(--ink-2); white-space: nowrap; }
.submenu a::after, .submenu a:hover::after { display: none; }
.submenu a:hover { background: var(--surface); color: var(--ink); }
/* WhatsApp icon at far right of first-level menu */
.nav-wa {
  margin-left: auto; display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%; background: #25D366; color: #fff;
  flex: 0 0 auto; transition: background .2s ease, transform .15s ease;
}
.nav-wa::after { display: none !important; }
.nav-wa:hover { background: #1ebe5a; transform: translateY(-1px); }
.nav-wa svg { width: 18px; height: 18px; fill: #fff; }
/* WhatsApp link inside mobile menu */
.mobile-nav a.m-wa {
  display: flex; align-items: center; gap: 10px; margin-top: 16px;
  padding: 12px 16px; background: #25D366; color: #fff; border-radius: 10px;
  border-bottom: none; font-weight: 600; font-size: 16px;
}
.mobile-nav a.m-wa svg { width: 20px; height: 20px; fill: #fff; }
.mobile-nav a.m-wa:hover { background: #1ebe5a; color: #fff; }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 16px; }
.icon-btn {
  background: none; border: none; padding: 6px; color: var(--ink);
  display: inline-flex; align-items: center; gap: 6px; position: relative;
}
.icon-btn svg { width: 22px; height: 22px; }
.cart-count {
  position: absolute; top: -2px; right: -6px; min-width: 18px; height: 18px;
  padding: 0 5px; border-radius: 9px; background: var(--accent); color: #fff;
  font-size: 11px; line-height: 18px; text-align: center; font-weight: 600;
}
.menu-toggle { display: none; background: none; border: none; padding: 6px; }
.menu-toggle svg { width: 24px; height: 24px; }

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 600; letter-spacing: .3px;
  border: 1px solid var(--ink); background: var(--ink); color: #fff;
  transition: transform .12s ease, opacity .2s ease;
}
.btn:hover { opacity: .88; }
.btn:active { transform: translateY(1px); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink); opacity: 1; }
.btn-block { width: 100%; }

/* ---------------- Hero / Carousel ---------------- */
.hero { position: relative; margin-top: 0; }
.carousel { position: relative; overflow: hidden; border-radius: 0; }
.slides { display: flex; transition: transform .6s cubic-bezier(.4,0,.2,1); }
.slide {
  min-width: 100%; position: relative; height: 520px;
  display: flex; align-items: center;
  background: var(--surface-2);
}
.slide img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.slide::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(255,255,255,.92) 0%, rgba(255,255,255,.55) 38%, rgba(255,255,255,0) 70%); }
.slide-content { position: relative; z-index: 2; padding: 0 64px; max-width: 560px; }
.slide-content .eyebrow { font-size: 12px; letter-spacing: 3px; text-transform: uppercase; color: var(--gold); font-weight: 700; }
.slide-content h2 { font-family: var(--font-serif); font-size: 44px; line-height: 1.1; margin: 12px 0 10px; }
.slide-content p { color: var(--ink-2); margin: 0 0 22px; font-size: 16px; }
.slide-content .price { display: block; font-size: 20px; font-weight: 600; margin-bottom: 18px; }

.carousel-btn {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 5;
  width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line);
  background: rgba(255,255,255,.9); color: var(--ink); display: grid; place-items: center;
  transition: background .2s;
}
.carousel-btn:hover { background: #fff; }
.carousel-btn.prev { left: 18px; }
.carousel-btn.next { right: 18px; }
.carousel-dots { position: absolute; bottom: 18px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; z-index: 5; }
.carousel-dots button { width: 9px; height: 9px; border-radius: 50%; border: none; background: rgba(27,27,31,.25); padding: 0; transition: background .2s, width .2s; }
.carousel-dots button.active { background: var(--accent); width: 26px; border-radius: 5px; }

/* ---------------- Section headings ---------------- */
.section { padding: 64px 0; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 28px; }
.section-head h2 { font-family: var(--font-serif); font-size: 30px; margin: 0; font-weight: 600; }
.section-head .sub { color: var(--muted); font-size: 14px; margin-top: 4px; }
.section-head a.link { font-size: 14px; color: var(--ink); border-bottom: 1px solid var(--ink); padding-bottom: 2px; }
.section-head a.link:hover { color: var(--gold); border-color: var(--gold); }

/* ---------------- Category nav ---------------- */
.cat-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.cat-card {
  position: relative; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; aspect-ratio: 1 / 1; display: flex; flex-direction: column;
  justify-content: flex-end; padding: 18px; background: var(--surface);
  transition: border-color .2s, transform .2s;
}
.cat-card:hover { border-color: var(--ink); transform: translateY(-3px); }
.cat-card .cat-initial { position: absolute; top: 12px; right: 16px; font-family: var(--font-serif); font-size: 40px; color: rgba(27,27,31,.10); }
.cat-card h3 { margin: 0; font-size: 17px; }
.cat-card span { font-size: 13px; color: var(--muted); }

/* ---------------- Product grid & cards ---------------- */
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 26px 22px; }
.product-card { display: flex; flex-direction: column; }
.product-card .thumb {
  position: relative; aspect-ratio: 4 / 5; overflow: hidden; border-radius: var(--radius);
  background: var(--surface-2); border: 1px solid var(--line);
}
.product-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.product-card:hover .thumb img { transform: scale(1.05); }
.product-card .badge {
  position: absolute; top: 12px; left: 12px; background: var(--gold); color: #fff;
  font-size: 11px; font-weight: 700; letter-spacing: .5px; padding: 4px 9px; border-radius: 20px;
}
.product-card .body { padding: 14px 2px 0; }
.product-card .brand { font-size: 12px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--muted); }
.product-card .title { font-size: 15px; margin: 4px 0 6px; font-weight: 500; }
.product-card .price { font-size: 15px; font-weight: 600; }
.product-card:hover .title { color: var(--gold); }

/* ---------------- Filters (listing page) ---------------- */
.listing-layout { display: grid; grid-template-columns: 240px 1fr; gap: 36px; align-items: start; }
.filters { position: sticky; top: calc(var(--header-h) + 20px); }
.filters h3 { font-size: 13px; letter-spacing: 1px; text-transform: uppercase; color: var(--muted); margin: 0 0 10px; }
.filter-group { margin-bottom: 26px; }
.filter-group label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 8px; }
.select, .text-input {
  width: 100%; padding: 11px 12px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: #fff; font-size: 14px; color: var(--ink); appearance: none;
}
.select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238a8a93' stroke-width='1.5' fill='none'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 32px; }
.filter-group select:focus, .text-input:focus { outline: none; border-color: var(--ink); }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { padding: 7px 13px; border: 1px solid var(--line); border-radius: 20px; font-size: 13px; background: #fff; color: var(--ink-2); }
.chip.active { background: var(--ink); color: #fff; border-color: var(--ink); }
.result-bar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.result-bar .count { font-size: 14px; color: var(--muted); }
.empty { text-align: center; padding: 80px 0; color: var(--muted); }
.toolbar { display: flex; align-items: center; gap: 12px; }

/* ---------------- Detail page ---------------- */
.detail { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; padding: 40px 0 64px; align-items: start; }
.gallery .main-img { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--surface-2); aspect-ratio: 4/5; }
.gallery .main-img img { width: 100%; height: 100%; object-fit: cover; }
.thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 14px; }
.thumbs button { border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; padding: 0; background: var(--surface-2); aspect-ratio: 1/1; }
.thumbs button.active { border-color: var(--ink); }
.thumbs img { width: 100%; height: 100%; object-fit: cover; }
.info .breadcrumb { font-size: 13px; color: var(--muted); margin-bottom: 14px; }
.info .breadcrumb a:hover { color: var(--ink); }
.info .brand { font-size: 13px; letter-spacing: 2px; text-transform: uppercase; color: var(--gold); font-weight: 700; }
.info h1 { font-family: var(--font-serif); font-size: 34px; margin: 8px 0 12px; font-weight: 600; }
.info .price { font-size: 26px; font-weight: 600; margin-bottom: 18px; }
.info .desc { color: var(--ink-2); margin-bottom: 26px; white-space: pre-line; line-height: 1.7; }
.specs { border-top: 1px solid var(--line); margin: 22px 0; }
.specs .row { display: flex; justify-content: space-between; padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.specs .row .k { color: var(--muted); }
.info .actions { display: flex; gap: 12px; margin-top: 8px; }
.video-block { margin: 40px 0; }
.video-block h3 { font-family: var(--font-serif); font-size: 22px; margin: 0 0 14px; }
.video-block video { width: 100%; border-radius: var(--radius); border: 1px solid var(--line); background: #000; }
.related { padding-bottom: 64px; }

/* ---------------- Footer ---------------- */
.site-footer { background: var(--surface); border-top: 1px solid var(--line); margin-top: 40px; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr; gap: 40px; padding: 56px 0 40px; }
.footer-top .brand { font-size: 24px; margin-bottom: 14px; display: inline-block; }
.footer-top p { color: var(--muted); font-size: 14px; max-width: 280px; }
.footer-col h4 { font-size: 13px; letter-spacing: 1px; text-transform: uppercase; color: var(--ink); margin: 0 0 16px; }
.footer-col a { display: block; color: var(--muted); font-size: 14px; padding: 5px 0; }
.footer-col a:hover { color: var(--ink); }
.newsletter input { width: 100%; padding: 11px 12px; border: 1px solid var(--line); border-radius: var(--radius-sm); margin-bottom: 10px; font-size: 14px; }
.footer-bottom { border-top: 1px solid var(--line); padding: 20px 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 13px; color: var(--muted); }

/* ---------------- Mobile nav ---------------- */
.mobile-nav { display: none; }
.mobile-nav a.sub { padding-left: 20px; color: var(--muted); font-size: 15px; }

/* ---------------- Responsive ---------------- */
@media (max-width: 980px) {
  .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 30px; }
  .detail { grid-template-columns: 1fr; gap: 28px; }
  .listing-layout { grid-template-columns: 1fr; gap: 20px; }
  .filters { position: static; display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
  .filter-group { margin-bottom: 0; }
}
@media (max-width: 720px) {
  .nav, .header-actions .label { display: none; }
  .menu-toggle { display: inline-flex; }
  .header-actions { gap: 12px; }
  .slide { height: 420px; }
  .slide-content { padding: 0 28px; }
  .slide-content h2 { font-size: 32px; }
  .slide::after { background: linear-gradient(0deg, rgba(255,255,255,.95) 0%, rgba(255,255,255,.4) 50%, rgba(255,255,255,0) 100%); }
  .section { padding: 44px 0; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 18px 14px; }
  .footer-top { grid-template-columns: 1fr; }
  .mobile-nav.open { display: block; position: fixed; inset: var(--header-h) 0 0 0; background: #fff; z-index: 49; padding: 24px; }
  .mobile-nav a { display: block; padding: 14px 0; font-size: 17px; border-bottom: 1px solid var(--line); }
}
@media (max-width: 420px) {
  .product-grid { grid-template-columns: 1fr; }
}