/* PRODUCT LAYOUT */
.product-wrap { max-width: var(--max-w); margin: 0 auto; padding: 56px var(--pad-x); display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: start; }

/* GALLERY */
.gallery { display: grid; grid-template-columns: 80px 1fr; gap: 14px; }
.gallery-thumbs { display: flex; flex-direction: column; gap: 10px; }
.gallery-thumb {
  aspect-ratio: 1;
  cursor: pointer;
  overflow: hidden;
  border: 2px solid transparent;
  transition: border-color .25s;
}
.gallery-thumb.active { border-color: var(--coal); }
.gallery-thumb div { width: 100%; height: 100%; transition: transform .4s var(--ease); }
.gallery-thumb:hover div { transform: scale(1.05); }
.gt1{background:linear-gradient(150deg,#C4BA9E,#9E9070,#6E6A50)}
.gt2{background:linear-gradient(150deg,#3D5832,#284022,#1A2A14)}/* leaf close */
.gt3{background:linear-gradient(150deg,#9A8A78,#7A6858,#544A3A)}/* pot */
.gt4{background:linear-gradient(150deg,#A8B8A0,#789078,#506458)}/* office scene */
.gt5{background:linear-gradient(150deg,#C8C0A8,#A09870,#786848)}/* size ref */

.gallery-main {
  aspect-ratio: 4/5;
  overflow: hidden;
}
.gallery-main-inner { width: 100%; height: 100%; transition: background .5s; }
.gm-main{background:linear-gradient(150deg,#C4BA9E,#9E9070,#6E6A50)}

/* PRODUCT INFO */
.product-info {}
.prod-breadcrumb { font-size: 12px; color: var(--stone); margin-bottom: 20px; }
.prod-breadcrumb a { color: inherit; text-decoration: none; }
.prod-breadcrumb a:hover { color: var(--coal); }
.prod-collection { font-size: 11px; letter-spacing: .17em; text-transform: uppercase; color: var(--stone); margin-bottom: 10px; }
.prod-title { font-family: var(--serif); font-size: clamp(30px, 3.5vw, 46px); font-weight: 400; color: var(--coal); line-height: 1.1; margin-bottom: 14px; }
.prod-rating { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; }
.prod-stars { color: var(--coal); font-size: 13px; letter-spacing: .1em; }
.prod-review-count { font-size: 12px; color: var(--stone); border-bottom: 1px solid var(--stone); cursor: pointer; }
.prod-price-main { font-family: var(--serif); font-size: 28px; font-weight: 400; color: var(--coal); margin-bottom: 24px; }
.prod-bullets { margin-bottom: 30px; }
.prod-bullets li { font-size: 13.5px; color: var(--ink2); font-weight: 300; padding: 6px 0; padding-left: 18px; position: relative; line-height: 1.6; }
.prod-bullets li::before { content: '·'; position: absolute; left: 0; color: var(--stone); font-size: 20px; top: 3px; }
.prod-divider { height: 1px; background: var(--border); margin: 28px 0; }

/* VARIANTS */
.variant-group { margin-bottom: 26px; }
.variant-label { font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: var(--coal); font-weight: 500; margin-bottom: 14px; display: flex; gap: 10px; align-items: center; }
.variant-selected { color: var(--ink2); text-transform: none; letter-spacing: 0; font-weight: 300; font-size: 13px; }
.swatch-group { display: flex; flex-wrap: wrap; gap: 8px; }
.swatch {
  padding: 9px 18px;
  font-size: 12.5px;
  color: var(--coal);
  border: 1.5px solid var(--border);
  cursor: pointer;
  transition: border-color .2s, background .2s;
  font-family: var(--sans);
  font-weight: 400;
}
.swatch:hover { border-color: var(--coal); }
.swatch.active { border-color: var(--coal); background: var(--coal); color: var(--white); }

/* ATC */
.atc-area { margin-top: 32px; }
.main-atc-btn { width: 100%; padding: 18px; background: var(--coal); color: var(--white); font-family: var(--sans); font-size: 12px; font-weight: 500; letter-spacing: .15em; text-transform: uppercase; border: none; cursor: pointer; transition: background .3s; margin-bottom: 12px; }
.main-atc-btn:hover { background: var(--olive); }
.trade-quote-btn { width: 100%; padding: 16px; background: transparent; color: var(--coal); font-family: var(--sans); font-size: 12px; font-weight: 500; letter-spacing: .15em; text-transform: uppercase; border: 1.5px solid var(--coal); cursor: pointer; transition: background .3s, color .3s; }
.trade-quote-btn:hover { background: var(--coal); color: var(--white); }

/* TRUST BAR */
.trust-bar { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 28px; padding-top: 28px; border-top: 1px solid var(--border); }
.trust-item {}
.trust-label { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--coal); font-weight: 500; margin-bottom: 5px; }
.trust-detail { font-size: 12px; color: var(--ink2); font-weight: 300; line-height: 1.55; }

/* SHIPPING DETAILS */
.ship-details { margin-top: 24px; }
.ship-block { padding: 20px 0; border-bottom: 1px solid var(--border); }
.ship-block:first-child { border-top: 1px solid var(--border); }
.ship-q { font-size: 12.5px; font-weight: 500; color: var(--coal); margin-bottom: 6px; }
.ship-a { font-size: 13px; color: var(--ink2); font-weight: 300; line-height: 1.65; }

/* SCENE SECTION */
.scene-section { padding: var(--pad-section) 0; background: var(--bg2); }
.scene-wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--pad-x); }
.scene-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; }
.scene-item { aspect-ratio: 3/4; position: relative; overflow: hidden; }
.scene-item-bg { width: 100%; height: 100%; transition: transform .85s var(--ease); }
.scene-item:hover .scene-item-bg { transform: scale(1.04); }
.scene-overlay { position: absolute; bottom: 0; left: 0; right: 0; padding: 24px 20px; background: linear-gradient(transparent, rgba(20,18,14,.6)); }
.scene-overlay-label { font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: rgba(240,237,232,.85); font-weight: 500; }
.sc-home{background:linear-gradient(155deg,#C0B8A0,#9A9072,#6A6252)}
.sc-hotel{background:linear-gradient(155deg,#8ABEC0,#5A9098,#3A6A72)}
.sc-office{background:linear-gradient(155deg,#A8C0B0,#789080,#4E6A60)}

/* FEATURES */
.features-section { padding: var(--pad-section) 0; background: var(--bg); }
.features-wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--pad-x); }
.features-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; margin-bottom: 80px; }
.features-grid.reverse { direction: rtl; }
.features-grid.reverse > * { direction: ltr; }
.feature-img { aspect-ratio: 4/3; }
.feature-img-bg { width: 100%; height: 100%; }
.fi-leaf{background:linear-gradient(135deg,#2E5228,#3E6A38,#4E7A48)}
.fi-bark{background:linear-gradient(135deg,#7A6050,#5A4438,#402E24)}
.feature-text {}
.feature-num { font-family: var(--serif); font-size: 40px; color: var(--stone); font-weight: 300; margin-bottom: 16px; }
.feature-title { font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--coal); font-weight: 500; margin-bottom: 14px; }
.feature-h { font-family: var(--serif); font-size: 28px; font-weight: 300; color: var(--coal); line-height: 1.2; margin-bottom: 16px; }

/* SIZE GUIDE */
.size-section { padding: var(--pad-section) 0; background: var(--bg2); }
.size-wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--pad-x); }
.size-table { width: 100%; border-collapse: collapse; margin-top: 40px; }
.size-table th { font-size: 11px; letter-spacing: .15em; text-transform: uppercase; color: var(--stone); font-weight: 500; text-align: left; padding: 12px 0; border-bottom: 1.5px solid var(--border); }
.size-table td { font-size: 14px; color: var(--ink2); font-weight: 300; padding: 16px 0; border-bottom: 1px solid var(--border); line-height: 1.5; }
.size-table tr:last-child td { border-bottom: none; }
.size-table td:first-child { font-weight: 500; color: var(--coal); }

/* REVIEWS */
.reviews-section { padding: var(--pad-section) 0; background: var(--bg); }
.reviews-wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--pad-x); }
.review-summary { display: grid; grid-template-columns: 200px 1fr; gap: 56px; margin-bottom: 64px; align-items: center; }
.review-big-score { font-family: var(--serif); font-size: 72px; font-weight: 300; color: var(--coal); line-height: 1; }
.review-big-stars { font-size: 18px; letter-spacing: .12em; margin: 8px 0; }
.review-big-count { font-size: 13px; color: var(--stone); }
.reviews-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; }
.review-card { padding: 32px; background: var(--bg2); }
.review-card-stars { font-size: 12px; letter-spacing: .1em; margin-bottom: 12px; }
.review-card-text { font-family: var(--serif); font-size: 16px; font-style: italic; font-weight: 300; color: var(--coal); line-height: 1.55; margin-bottom: 16px; }
.review-card-author { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--stone); }

/* RELATED */
.related-section { padding: var(--pad-section) 0; background: var(--bg2); }
.related-wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--pad-x); }
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.related-grid .prod-card-img { aspect-ratio: 3/4; }
.rg1{background:linear-gradient(150deg,#B0BA98,#82906A,#5E6A4A)}
.rg2{background:linear-gradient(150deg,#A0BEAE,#70927C,#487062)}
.rg3{background:linear-gradient(150deg,#C8C098,#A09868,#787048)}
.rg4{background:linear-gradient(150deg,#BCBC8E,#989060,#6E6A40)}

/* STICKY ATC BAR */
.sticky-atc {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(249,247,244,.96);
  border-top: 1px solid var(--border);
  padding: 14px var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 150;
  transform: translateY(100%);
  transition: transform .35s var(--ease);
  backdrop-filter: blur(8px);
}
.sticky-atc.visible { transform: translateY(0); }
.sticky-atc-info {}
.sticky-atc-name { font-family: var(--serif); font-size: 18px; font-weight: 400; color: var(--coal); }
.sticky-atc-price { font-size: 13px; color: var(--ink2); font-weight: 300; }
.sticky-atc-btn { padding: 14px 40px; background: var(--coal); color: var(--white); font-family: var(--sans); font-size: 11px; font-weight: 500; letter-spacing: .15em; text-transform: uppercase; border: none; cursor: pointer; transition: background .3s; white-space: nowrap; }
.sticky-atc-btn:hover { background: var(--olive); }


@media (max-width: 960px) {
  .product-wrap { grid-template-columns: 1fr; gap: 48px; }
  .gallery { grid-template-columns: 60px 1fr; gap: 10px; }
  .features-grid { grid-template-columns: 1fr; gap: 40px; }
  .features-grid.reverse { direction: ltr; }
  .scene-grid { grid-template-columns: 1fr 1fr; }
  .review-summary { grid-template-columns: 1fr; gap: 24px; }
  .reviews-list { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-bar { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .scene-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .sticky-atc { flex-direction: column; gap: 10px; }
  .sticky-atc-btn { width: 100%; }
}

/* ══════════════════════════════════════════
   简洁两列布局，配合品牌审美
   ══════════════════════════════════════════ */
.specs-section {
  padding: var(--pad-section) 0;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.specs-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}
.specs-inner {
  max-width: 760px;
}
.specs-label {
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--stone);
  font-weight: 500;
  margin-bottom: 16px;
  display: block;
}
.specs-title {
  font-family: var(--serif);
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 300;
  color: var(--coal);
  line-height: 1.1;
  margin-bottom: 48px;
}
.specs-table {
  width: 100%;
  border-collapse: collapse;
}
.specs-table tr {
  border-bottom: 1px solid var(--border);
  transition: background .2s;
}
.specs-table tr:first-child {
  border-top: 1px solid var(--border);
}
.specs-table tr:hover {
  background: var(--bg2);
}
.specs-table th {
  width: 38%;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--stone);
  font-weight: 500;
  font-family: var(--sans);
  text-align: left;
  padding: 18px 24px 18px 0;
  vertical-align: top;
}
.specs-table td {
  font-size: 14px;
  color: var(--coal);
  font-weight: 300;
  font-family: var(--sans);
  padding: 18px 0;
  line-height: 1.6;
  vertical-align: top;
}
/* 手机端规格表 */
@media (max-width: 560px) {
  .specs-table th,
  .specs-table td {
    display: block;
    width: 100%;
    padding: 8px 0;
  }
  .specs-table th {
    padding-top: 16px;
    padding-bottom: 4px;
    font-size: 10px;
  }
  .specs-table td {
    padding-bottom: 16px;
    font-size: 13.5px;
  }
  .specs-table tr {
    border-bottom: 1px solid var(--border);
  }
}

/* ══════════════════════════════════════════
   VARIANT SWATCHES — 视觉精化
   ══════════════════════════════════════════ */
.variant-group {
  margin-bottom: 28px;
}
.variant-label {
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--coal);
  font-weight: 500;
  margin-bottom: 12px;
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}
.variant-selected {
  color: var(--ink2);
  text-transform: none;
  letter-spacing: 0;
  font-weight: 300;
  font-size: 13px;
}
.swatch-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.swatch {
  padding: 9px 20px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--coal);
  border: 1.5px solid var(--border);
  background: transparent;
  cursor: pointer;
  transition: border-color .2s, background .2s, color .2s;
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.4;
  white-space: nowrap;
}
.swatch:hover {
  border-color: var(--coal);
}
.swatch.active {
  border-color: var(--coal);
  background: var(--coal);
  color: var(--white);
}
.swatch.swatch-disabled {
  opacity: .3;
  cursor: not-allowed;
  text-decoration: line-through;
}

/* 手机端 swatch 布局优化 */
@media (max-width: 560px) {
  .swatch {
    padding: 10px 16px;
    font-size: 12px;
  }
  .swatch-group {
    gap: 7px;
  }
}

/* ══════════════════════════════════════════
   PRODUCT PAGE — 手机端全局优化
   ══════════════════════════════════════════ */
@media (max-width: 860px) {
  .product-wrap {
    padding: 32px var(--pad-x) 48px;
    gap: 36px;
  }
  .gallery {
    grid-template-columns: 56px 1fr;
    gap: 10px;
  }
  .gallery-thumb {
    border-width: 1.5px;
  }
  .prod-title {
    font-size: clamp(28px, 8vw, 40px);
    margin-bottom: 12px;
  }
  .prod-price-main {
    font-size: 24px;
    margin-bottom: 20px;
  }
  .prod-bullets {
    margin-bottom: 22px;
  }
  .prod-divider {
    margin: 20px 0;
  }
  .below-fold-wrap {
    padding: 36px var(--pad-x);
  }
  /* 规格区手机端缩进 */
  .specs-title {
    font-size: clamp(24px, 7vw, 34px);
    margin-bottom: 32px;
  }
}
@media (max-width: 560px) {
  .product-wrap {
    padding: 24px var(--pad-x) 40px;
    gap: 28px;
  }
  .gallery {
    grid-template-columns: 48px 1fr;
    gap: 8px;
  }
  .gallery-thumb {
    border-width: 1.5px;
  }
  .sticky-atc {
    padding: 12px var(--pad-x);
  }
  .sticky-atc-name {
    font-size: 16px;
  }
}