/* ============================================================
 * style.css —— 全站样式
 * 配色：暖白 #FAF7F2 / 浅香槟 #F3EDE4 / 深灰 #2B2B2B
 *      香槟金 #C9A96E / 玫瑰金 #D4A59A
 * ============================================================ */

/* ---------- 1. 变量与重置 ---------- */
:root {
  /* 主色 */
  --bg:            #FAF7F2;   /* 暖白 / 象牙白 */
  --bg-alt:        #F3EDE4;   /* 浅香槟 */
  --bg-card:       #FFFFFF;
  --text:          #2B2B2B;   /* 主文字 深灰 */
  --text-mid:      #6B6560;   /* 次级文字 */
  --text-soft:     #9A938C;   /* 弱化文字 */
  --gold:          #C9A96E;   /* 香槟金 */
  --gold-light:    #DCC49A;
  --gold-deep:     #A8874B;
  --rose:          #D4A59A;   /* 玫瑰金 */
  --line:          #E8E0D5;   /* 分割线 */
  --line-soft:     #F0EAE1;

  /* 阴影 */
  --shadow-sm:  0 1px 2px rgba(43,43,43,.04), 0 2px 8px rgba(43,43,43,.04);
  --shadow-md:  0 4px 16px rgba(43,43,43,.07), 0 1px 3px rgba(43,43,43,.04);
  --shadow-lg:  0 12px 40px rgba(43,43,43,.10), 0 2px 8px rgba(43,43,43,.05);
  --shadow-xl:  0 24px 64px rgba(43,43,43,.14);

  /* 圆角 */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 28px;
  --r-pill: 999px;

  /* 字体 */
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", Georgia, "Times New Roman", serif;
  --font-sans:  "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;

  /* 布局 */
  --nav-h: 72px;
  --max-w: 1280px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.no-scroll { overflow: hidden; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea { font-family: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: .01em;
  margin: 0;
  line-height: 1.3;
}

::selection { background: var(--gold-light); color: var(--text); }

/* 滚动条（克制一点） */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-alt); }
::-webkit-scrollbar-thumb { background: #D8CFC2; border-radius: 99px; border: 2px solid var(--bg-alt); }
::-webkit-scrollbar-thumb:hover { background: var(--gold); }

/* ---------- 2. 通用工具 ---------- */
.wrap { width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 28px; }

.section { padding: 96px 0; }
.section--alt { background: var(--bg-alt); }

.section-head { text-align: center; margin-bottom: 56px; }
.section-head .eyebrow {
  display: block;
  font-size: 12px; letter-spacing: .22em; text-transform: uppercase;
  color: var(--gold-deep); margin-bottom: 14px; font-weight: 500;
}
.section-head h2 { font-size: clamp(26px, 3.4vw, 40px); margin-bottom: 14px; }
.section-head p { color: var(--text-mid); max-width: 620px; margin: 0 auto; font-size: 15px; }

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 28px; border-radius: var(--r-pill);
  font-size: 14px; font-weight: 500; letter-spacing: .02em;
  transition: all .28s var(--ease); white-space: nowrap;
  border: 1px solid transparent;
}
.btn--gold  { background: var(--gold); color: #fff; box-shadow: 0 4px 14px rgba(201,169,110,.28); }
.btn--gold:hover  { background: var(--gold-light); box-shadow: 0 6px 22px rgba(201,169,110,.40); transform: translateY(-1px); }
.btn--dark  { background: var(--text); color: #fff; }
.btn--dark:hover  { background: #444; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn--ghost { border-color: var(--line); color: var(--text); background: transparent; }
.btn--ghost:hover { border-color: var(--gold); color: var(--gold-deep); background: rgba(201,169,110,.06); }
.btn--sm { padding: 10px 20px; font-size: 13px; }
.btn--full { width: 100%; }

/* 淡入动画 */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- 3. 顶部导航 ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  height: var(--nav-h);
  display: flex; align-items: center;
  background: rgba(250,247,242,.72);
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  border-bottom: 1px solid transparent;
  transition: background .35s var(--ease), backdrop-filter .35s var(--ease),
              border-color .35s var(--ease), box-shadow .35s var(--ease);
}
.nav.scrolled {
  background: rgba(250,247,242,.86);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--line-soft);
  box-shadow: 0 1px 20px rgba(43,43,43,.05);
}
.nav__inner {
  width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 28px;
  display: flex; align-items: center; gap: 24px;
}

.nav__logo {
  font-family: var(--font-serif); font-size: 21px; font-weight: 600;
  letter-spacing: .16em; color: var(--text); flex-shrink: 0;
  display: flex; align-items: center; gap: 9px;
}
.nav__logo .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); }

.nav__menu {
  display: flex; align-items: center; gap: 6px;
  margin: 0 auto; list-style: none; padding: 0;
}
.nav__menu a {
  display: block; padding: 9px 16px; border-radius: var(--r-pill);
  font-size: 14px; color: var(--text-mid);
  transition: all .24s var(--ease);
}
.nav__menu a:hover { color: var(--text); background: rgba(201,169,110,.10); }

.nav__actions { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }

.icon-btn {
  width: 40px; height: 40px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--text-mid); transition: all .24s var(--ease); position: relative;
}
.icon-btn:hover { background: rgba(201,169,110,.12); color: var(--text); }
.icon-btn svg { width: 20px; height: 20px; stroke-width: 1.6; }

.cart-badge {
  position: absolute; top: 3px; right: 2px;
  min-width: 18px; height: 18px; padding: 0 5px;
  border-radius: 99px; background: var(--gold); color: #fff;
  font-size: 11px; font-weight: 600; line-height: 18px; text-align: center;
  transform: scale(0); transition: transform .3s var(--ease);
}
.cart-badge.show { transform: scale(1); }
.cart-badge.bump { animation: bump .45s var(--ease); }
@keyframes bump { 0%{transform:scale(1)} 40%{transform:scale(1.45)} 100%{transform:scale(1)} }

.lang-toggle {
  padding: 7px 14px; border-radius: var(--r-pill); border: 1px solid var(--line);
  font-size: 12.5px; letter-spacing: .06em; color: var(--text-mid);
  transition: all .24s var(--ease);
}
.lang-toggle:hover { border-color: var(--gold); color: var(--gold-deep); }

.nav__burger { display: none; }

/* ---------- 4. Hero ---------- */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  padding: calc(var(--nav-h) + 60px) 0 80px;
  overflow: hidden;
}
.hero::before {  /* 柔和暖色渐变 */
  content: ""; position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(900px 620px at 78% 22%, rgba(212,165,154,.20), transparent 62%),
    radial-gradient(760px 560px at 12% 82%, rgba(201,169,110,.16), transparent 60%),
    linear-gradient(170deg, #FAF7F2 0%, #F7F1E8 55%, #F3EDE4 100%);
}
.hero__inner {
  position: relative; z-index: 1;
  width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 28px;
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: center;
}
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 16px; border-radius: var(--r-pill);
  background: rgba(255,255,255,.7); border: 1px solid var(--line);
  font-size: 12px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--gold-deep); margin-bottom: 26px;
  backdrop-filter: blur(8px);
}
.hero__badge .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); }

.hero h1 {
  font-size: clamp(34px, 5vw, 62px);
  line-height: 1.16; margin-bottom: 22px; letter-spacing: .005em;
}
.hero h1 .accent {
  background: linear-gradient(100deg, var(--gold-deep), var(--rose), var(--gold));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero__sub {
  font-size: 16px; color: var(--text-mid); max-width: 520px;
  margin-bottom: 36px; line-height: 1.8;
}
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 44px; }

.hero__stats { display: flex; gap: 44px; flex-wrap: wrap; }
.hero__stat .num {
  font-family: var(--font-serif); font-size: 26px; color: var(--text);
  display: block; line-height: 1.2;
}
.hero__stat .lbl { font-size: 12.5px; color: var(--text-soft); letter-spacing: .04em; }

/* Hero 图 */
.hero__visual { position: relative; }
.hero__img-frame {
  position: relative; border-radius: var(--r-xl); overflow: hidden;
  aspect-ratio: 4/5; background: linear-gradient(150deg, #F3EDE4, #E9DFD1);
  box-shadow: var(--shadow-xl);
}
.hero__img-frame img { width: 100%; height: 100%; object-fit: cover; }

/* 浮动小卡 */
.hero__float {
  position: absolute; left: -34px; bottom: 48px;
  background: rgba(255,255,255,.92); backdrop-filter: blur(12px);
  border-radius: var(--r-lg); padding: 16px 20px;
  box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,.8);
  display: flex; align-items: center; gap: 13px;
  animation: float 5.5s ease-in-out infinite;
}
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }
.hero__float .ico {
  width: 38px; height: 38px; border-radius: 50%;
  background: rgba(201,169,110,.14);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.hero__float .ico svg { width: 19px; height: 19px; stroke: var(--gold-deep); stroke-width: 1.7; }
.hero__float .t1 { font-size: 13.5px; font-weight: 600; line-height: 1.4; }
.hero__float .t2 { font-size: 11.5px; color: var(--text-soft); }

/* ---------- 5. 分类卡 ---------- */
.cat-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px;
}
.cat-card {
  position: relative; border-radius: var(--r-lg); overflow: hidden;
  background: var(--bg-card); box-shadow: var(--shadow-sm);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
  cursor: pointer; display: flex; flex-direction: column;
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.cat-card__img {
  aspect-ratio: 4/5; overflow: hidden; background: linear-gradient(150deg,#F3EDE4,#E9DFD1);
}
.cat-card__img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .7s var(--ease);
}
.cat-card:hover .cat-card__img img { transform: scale(1.07); }
.cat-card__body { padding: 20px 20px 24px; flex: 1; display: flex; flex-direction: column; }
.cat-card__body h3 { font-size: 19px; margin-bottom: 7px; }
.cat-card__body p {
  font-size: 13px; color: var(--text-soft); line-height: 1.6;
  margin: 0 0 16px; flex: 1;
}
.cat-card__link {
  font-size: 13px; color: var(--gold-deep); font-weight: 500;
  display: inline-flex; align-items: center; gap: 6px;
  transition: gap .3s var(--ease);
}
.cat-card:hover .cat-card__link { gap: 11px; }
.cat-card__link svg { width: 15px; height: 15px; stroke-width: 2; }

/* ---------- 6. 商品网格 ---------- */
.cat-section { padding: 76px 0; }
.cat-section + .cat-section { border-top: 1px solid var(--line-soft); }
.cat-section:nth-child(even) { background: var(--bg-alt); }
.cat-section:nth-child(even) + .cat-section { border-top-color: transparent; }

.cat-section__head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 24px; margin-bottom: 40px; flex-wrap: wrap;
}
.cat-section__head .left { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.cat-section__head h2 { font-size: clamp(23px, 2.8vw, 32px); }
.cat-section__head .en {
  font-family: var(--font-sans); font-size: 13px; letter-spacing: .16em;
  text-transform: uppercase; color: var(--text-soft);
}
.cat-section__desc { color: var(--text-mid); font-size: 14.5px; margin: 8px 0 0; }

.prod-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px 22px;
}

.prod-card {
  background: var(--bg-card); border-radius: var(--r-lg); overflow: hidden;
  box-shadow: var(--shadow-sm); display: flex; flex-direction: column;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
  position: relative;
}
.prod-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.prod-card__img {
  position: relative; aspect-ratio: 4/5; overflow: hidden;
  background: linear-gradient(150deg,#F5F0E8,#EAE0D2); cursor: pointer;
}
.prod-card__img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .75s var(--ease);
}
.prod-card:hover .prod-card__img img { transform: scale(1.065); }

.prod-card__zoom {
  position: absolute; top: 12px; right: 12px;
  width: 34px; height: 34px; border-radius: 50%;
  background: rgba(255,255,255,.9); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: translateY(-6px);
  transition: all .35s var(--ease); box-shadow: var(--shadow-sm);
}
.prod-card__zoom svg { width: 16px; height: 16px; stroke: var(--text); stroke-width: 1.8; }
.prod-card:hover .prod-card__zoom { opacity: 1; transform: none; }

.badge {
  position: absolute; top: 12px; left: 12px;
  padding: 5px 12px; border-radius: var(--r-pill);
  font-size: 11.5px; font-weight: 600; letter-spacing: .05em;
  background: var(--gold); color: #fff; box-shadow: 0 2px 10px rgba(201,169,110,.35);
  z-index: 2;
}
.badge--rose { background: var(--rose); box-shadow: 0 2px 10px rgba(212,165,154,.4); }
.badge--dark { background: var(--text); box-shadow: 0 2px 10px rgba(43,43,43,.3); }

.prod-card__body { padding: 18px 18px 20px; flex: 1; display: flex; flex-direction: column; }

.prod-card__tags { display: flex; gap: 7px; flex-wrap: wrap; margin-bottom: 10px; }
.tag {
  font-size: 11px; padding: 3px 10px; border-radius: var(--r-pill);
  background: var(--bg-alt); color: var(--text-mid); letter-spacing: .02em;
  border: 1px solid var(--line-soft);
}
.tag--lg { background: rgba(201,169,110,.11); color: var(--gold-deep); border-color: rgba(201,169,110,.22); }

.prod-card__name {
  font-family: var(--font-serif); font-size: 16.5px; line-height: 1.4;
  margin-bottom: 5px; cursor: pointer; transition: color .25s var(--ease);
}
.prod-card:hover .prod-card__name { color: var(--gold-deep); }
.prod-card__sub {
  font-size: 12.5px; color: var(--text-soft); line-height: 1.55;
  margin: 0 0 14px; flex: 1;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.prod-card__lgd {
  font-size: 10.5px; color: var(--gold-deep); letter-spacing: .06em;
  text-transform: uppercase; margin-bottom: 9px;
}
.prod-card__foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.price { font-family: var(--font-serif); font-size: 19px; color: var(--text); }
.price .from { font-family: var(--font-sans); font-size: 11.5px; color: var(--text-soft); margin-left: 3px; }

.prod-card__btns { display: flex; gap: 8px; margin-top: 14px; }
.prod-card__btns .btn { flex: 1; padding: 10px 8px; font-size: 12.5px; }

/* 查看更多 */
.more-wrap { text-align: center; margin-top: 40px; }

/* ---------- 7. 抽屉购物车 ---------- */
.overlay {
  position: fixed; inset: 0; z-index: 990;
  background: rgba(43,43,43,.34); backdrop-filter: blur(3px);
  opacity: 0; visibility: hidden; transition: all .4s var(--ease);
}
.overlay.show { opacity: 1; visibility: visible; }

.cart-drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 1000;
  width: 420px; max-width: 92vw; background: var(--bg);
  box-shadow: -12px 0 48px rgba(43,43,43,.14);
  display: flex; flex-direction: column;
  transform: translateX(102%); transition: transform .45s var(--ease);
}
.cart-drawer.show { transform: none; }

.cart-drawer__head {
  padding: 24px 26px; border-bottom: 1px solid var(--line-soft);
  display: flex; align-items: center; justify-content: space-between;
}
.cart-drawer__head h3 { font-size: 20px; }
.cart-drawer__head .count { font-size: 13px; color: var(--text-soft); font-family: var(--font-sans); margin-left: 8px; }

.cart-drawer__body { flex: 1; overflow-y: auto; padding: 20px 26px; }

.cart-empty { text-align: center; padding: 70px 20px; color: var(--text-soft); }
.cart-empty svg { width: 54px; height: 54px; stroke: var(--line); stroke-width: 1.4; margin: 0 auto 18px; }
.cart-empty p { font-size: 14px; margin: 0 0 6px; }
.cart-empty .hint { font-size: 12.5px; }

.cart-item {
  display: flex; gap: 16px; padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
  animation: slideIn .35s var(--ease);
}
@keyframes slideIn { from{opacity:0; transform:translateX(18px)} to{opacity:1; transform:none} }
.cart-item__img {
  width: 78px; height: 96px; border-radius: var(--r-sm); overflow: hidden;
  background: var(--bg-alt); flex-shrink: 0;
}
.cart-item__img img { width: 100%; height: 100%; object-fit: cover; }
.cart-item__main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.cart-item__name { font-family: var(--font-serif); font-size: 15px; line-height: 1.4; margin-bottom: 3px; }
.cart-item__metal { font-size: 12px; color: var(--text-soft); margin-bottom: 8px; }
.cart-item__row { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; }

.qty {
  display: inline-flex; align-items: center;
  border: 1px solid var(--line); border-radius: var(--r-pill); overflow: hidden;
}
.qty button {
  width: 30px; height: 30px; display: flex; align-items: center; justify-content: center;
  color: var(--text-mid); font-size: 16px; transition: all .2s var(--ease);
}
.qty button:hover { background: var(--bg-alt); color: var(--text); }
.qty span { min-width: 28px; text-align: center; font-size: 13.5px; }

.cart-item__price { font-family: var(--font-serif); font-size: 15.5px; }
.cart-item__del {
  font-size: 11.5px; color: var(--text-soft); text-decoration: underline;
  text-underline-offset: 3px; transition: color .2s var(--ease);
}
.cart-item__del:hover { color: #C0564A; }

.cart-drawer__foot {
  padding: 22px 26px calc(22px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line-soft); background: var(--bg-alt);
}
.cart-total { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 16px; }
.cart-total .lbl { font-size: 14px; color: var(--text-mid); }
.cart-total .val { font-family: var(--font-serif); font-size: 26px; }
.cart-note { font-size: 11.5px; color: var(--text-soft); margin: 12px 0 0; line-height: 1.6; text-align: center; }

/* ---------- 8. 商品详情弹窗 ---------- */
.modal {
  position: fixed; inset: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: 24px; opacity: 0; visibility: hidden;
  transition: opacity .35s var(--ease), visibility .35s var(--ease);
}
.modal.show { opacity: 1; visibility: visible; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(43,43,43,.46); backdrop-filter: blur(4px); }

.modal__panel {
  position: relative; z-index: 1;
  width: 100%; max-width: 1080px; max-height: 90vh;
  background: var(--bg); border-radius: var(--r-xl);
  box-shadow: var(--shadow-xl); overflow: hidden;
  display: grid; grid-template-columns: 1fr 1fr;
  transform: scale(.96) translateY(12px); transition: transform .4s var(--ease);
}
.modal.show .modal__panel { transform: none; }

.modal__close {
  position: absolute; top: 16px; right: 16px; z-index: 5;
  width: 38px; height: 38px; border-radius: 50%;
  background: rgba(255,255,255,.92); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-sm); transition: all .25s var(--ease);
}
.modal__close:hover { background: #fff; transform: rotate(90deg); }
.modal__close svg { width: 18px; height: 18px; stroke: var(--text); stroke-width: 1.8; }

/* 详情左侧图区 */
.pd-gallery { background: var(--bg-alt); display: flex; flex-direction: column; overflow: hidden; }
.pd-gallery__main {
  flex: 1; position: relative; overflow: hidden; cursor: zoom-in;
  background: linear-gradient(150deg,#F3EDE4,#E6DACA); min-height: 300px;
}
.pd-gallery__main img {
  width: 100%; height: 100%; object-fit: cover;
  transition: opacity .35s var(--ease), transform .6s var(--ease);
}
.pd-gallery__main:hover img { transform: scale(1.03); }

.pd-gallery__thumbs {
  display: flex; gap: 10px; padding: 14px; overflow-x: auto;
  background: rgba(255,255,255,.5);
}
.pd-thumb {
  width: 62px; height: 62px; border-radius: var(--r-sm); overflow: hidden;
  flex-shrink: 0; cursor: pointer; border: 2px solid transparent;
  transition: all .25s var(--ease); background: var(--bg-alt);
  opacity: .62;
}
.pd-thumb:hover { opacity: .9; }
.pd-thumb.active { border-color: var(--gold); opacity: 1; }
.pd-thumb img { width: 100%; height: 100%; object-fit: cover; }

/* 详情右侧信息区 */
.pd-info { padding: 34px 34px 30px; overflow-y: auto; max-height: 90vh; }

.pd-info__lgd {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--gold-deep); background: rgba(201,169,110,.11);
  padding: 5px 12px; border-radius: var(--r-pill); margin-bottom: 16px;
}
.pd-info h2 { font-size: 27px; line-height: 1.32; margin-bottom: 8px; }
.pd-info__sub { font-size: 13.5px; color: var(--text-soft); margin: 0 0 20px; }

.pd-price-row {
  display: flex; align-items: baseline; gap: 12px;
  padding: 18px 0; border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft); margin-bottom: 24px;
}
.pd-price { font-family: var(--font-serif); font-size: 32px; transition: color .3s var(--ease); }
.pd-price.flash { color: var(--gold-deep); }
.pd-price-from { font-size: 12px; color: var(--text-soft); }

.pd-block { margin-bottom: 24px; }
.pd-block__label {
  font-size: 12.5px; font-weight: 600; letter-spacing: .06em;
  text-transform: uppercase; color: var(--text-mid); margin-bottom: 11px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.pd-block__label .val { font-weight: 400; text-transform: none; letter-spacing: 0; color: var(--gold-deep); font-size: 12.5px; }

/* 金属材质按钮 */
.metal-opts { display: flex; flex-wrap: wrap; gap: 9px; }
.metal-opt {
  padding: 9px 16px; border-radius: var(--r-pill);
  border: 1px solid var(--line); background: var(--bg-card);
  font-size: 13px; color: var(--text-mid); transition: all .25s var(--ease);
}
.metal-opt:hover { border-color: var(--gold-light); color: var(--text); }
.metal-opt.active {
  border-color: var(--gold); background: rgba(201,169,110,.13);
  color: var(--gold-deep); font-weight: 500;
}
.metal-opt .delta { font-size: 11px; opacity: .75; margin-left: 5px; }

/* 数量 */
.pd-qty-row { display: flex; align-items: center; gap: 16px; }
.qty--lg button { width: 36px; height: 36px; }
.qty--lg span { min-width: 36px; font-size: 15px; }

/* 购买按钮组 */
.pd-actions { display: flex; gap: 12px; margin-bottom: 26px; }
.pd-actions .btn { flex: 1; padding: 15px 20px; }

/* 信任信息 */
.pd-trust {
  display: grid; grid-template-columns: 1fr 1fr; gap: 11px;
  padding-top: 22px; border-top: 1px solid var(--line-soft);
}
.pd-trust__item {
  display: flex; align-items: center; gap: 9px;
  font-size: 12.5px; color: var(--text-mid);
}
.pd-trust__item svg { width: 17px; height: 17px; stroke: var(--gold); stroke-width: 1.8; flex-shrink: 0; }

/* 详情文案段落 */
.pd-desc { margin-bottom: 22px; }
.pd-desc h4 {
  font-size: 13px; font-family: var(--font-sans); font-weight: 600;
  letter-spacing: .06em; text-transform: uppercase; color: var(--text-mid);
  margin-bottom: 9px;
}
.pd-desc p { font-size: 13.5px; color: var(--text-mid); line-height: 1.8; margin: 0; }

/* 参数表 */
.spec-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.spec-table tr { border-bottom: 1px solid var(--line-soft); }
.spec-table tr:last-child { border-bottom: none; }
.spec-table td { padding: 9px 0; }
.spec-table td:first-child { color: var(--text-soft); width: 42%; }
.spec-table td:last-child { color: var(--text); text-align: right; font-weight: 500; }

/* ---------- 9. 灯箱 ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 1100;
  background: rgba(28,26,24,.94); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: all .35s var(--ease);
}
.lightbox.show { opacity: 1; visibility: visible; }
.lightbox__stage {
  position: relative; max-width: 88vw; max-height: 84vh;
  display: flex; align-items: center; justify-content: center;
}
.lightbox__img {
  max-width: 88vw; max-height: 84vh; object-fit: contain;
  border-radius: var(--r-md); transition: transform .4s var(--ease);
  box-shadow: 0 20px 70px rgba(0,0,0,.5); cursor: zoom-in;
}
.lightbox__img.zoomed { transform: scale(1.8); cursor: zoom-out; }

.lb-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 50px; height: 50px; border-radius: 50%;
  background: rgba(255,255,255,.12); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.2);
  display: flex; align-items: center; justify-content: center;
  transition: all .25s var(--ease);
}
.lb-btn:hover { background: rgba(255,255,255,.24); }
.lb-btn svg { width: 22px; height: 22px; stroke: #fff; stroke-width: 1.8; }
.lb-prev { left: -70px; }
.lb-next { right: -70px; }

.lb-close {
  position: absolute; top: 26px; right: 30px;
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255,255,255,.12); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.2);
  display: flex; align-items: center; justify-content: center;
  transition: all .25s var(--ease);
}
.lb-close:hover { background: rgba(255,255,255,.26); transform: rotate(90deg); }
.lb-close svg { width: 20px; height: 20px; stroke: #fff; stroke-width: 1.8; }

.lb-counter {
  position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
  color: rgba(255,255,255,.72); font-size: 13px; letter-spacing: .1em;
}
.lb-thumbs {
  position: absolute; bottom: 60px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 9px; max-width: 80vw; overflow-x: auto; padding: 4px;
}
.lb-thumbs img {
  width: 54px; height: 54px; object-fit: cover; border-radius: var(--r-sm);
  cursor: pointer; opacity: .5; border: 2px solid transparent; transition: all .25s var(--ease);
  flex-shrink: 0;
}
.lb-thumbs img:hover { opacity: .8; }
.lb-thumbs img.active { opacity: 1; border-color: var(--gold); }

/* ---------- 10. 信任与品牌说明区 ---------- */
.trust-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.trust-card {
  background: var(--bg-card); border-radius: var(--r-lg); padding: 30px 24px;
  box-shadow: var(--shadow-sm); transition: all .4s var(--ease);
  border: 1px solid transparent;
}
.trust-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--line-soft); }
.trust-card__ico {
  width: 48px; height: 48px; border-radius: var(--r-md);
  background: linear-gradient(140deg, rgba(201,169,110,.16), rgba(212,165,154,.14));
  display: flex; align-items: center; justify-content: center; margin-bottom: 18px;
}
.trust-card__ico svg { width: 23px; height: 23px; stroke: var(--gold-deep); stroke-width: 1.7; }
.trust-card h3 { font-size: 16.5px; margin-bottom: 10px; }
.trust-card p { font-size: 13px; color: var(--text-mid); line-height: 1.75; margin: 0; }

/* 对比说明条 */
.compare {
  margin-top: 46px; background: var(--bg-card); border-radius: var(--r-xl);
  padding: 38px; box-shadow: var(--shadow-sm);
}
.compare h3 { font-size: 21px; margin-bottom: 22px; text-align: center; }
.compare__row {
  display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 0;
  border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--line-soft);
}
.compare__row > div { padding: 15px 20px; font-size: 13.5px; border-bottom: 1px solid var(--line-soft); }
.compare__row > div:nth-child(3n+1) { color: var(--text-soft); background: var(--bg); }
.compare__row > div:nth-child(3n+2),
.compare__row > div:nth-child(3n+3) { color: var(--text-mid); text-align: center; }
.compare__row .head { font-weight: 600; color: var(--text) !important; background: var(--bg-alt) !important; text-align: center !important; }
.compare__row .hi { color: var(--gold-deep) !important; font-weight: 600; }
.compare__row > div:nth-last-child(-n+3) { border-bottom: none; }

/* ---------- 11. 页脚 ---------- */
.footer { background: #2B2B2B; color: #D9D4CE; padding: 76px 0 30px; }
.footer a { color: #D9D4CE; transition: color .25s var(--ease); }
.footer a:hover { color: var(--gold-light); }

.footer__grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.4fr;
  gap: 46px; padding-bottom: 46px; border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer__brand .logo {
  font-family: var(--font-serif); font-size: 21px; letter-spacing: .16em;
  color: #fff; margin-bottom: 16px; display: flex; align-items: center; gap: 9px;
}
.footer__brand .logo .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); }
.footer__brand p { font-size: 13px; line-height: 1.8; color: #A8A29B; margin: 0 0 18px; max-width: 320px; }
.footer__social { display: flex; gap: 10px; }
.footer__social a {
  width: 38px; height: 38px; border-radius: 50%;
  background: rgba(255,255,255,.07); display: flex; align-items: center; justify-content: center;
  transition: all .28s var(--ease);
}
.footer__social a:hover { background: var(--gold); color: #fff; transform: translateY(-2px); }
.footer__social svg { width: 18px; height: 18px; stroke-width: 1.6; }

.footer__col h4 {
  font-family: var(--font-sans); font-size: 12.5px; font-weight: 600;
  letter-spacing: .1em; text-transform: uppercase; color: #fff; margin-bottom: 18px;
}
.footer__col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 11px; }
.footer__col li { font-size: 13px; color: #A8A29B; }

.footer__sub p { font-size: 13px; color: #A8A29B; line-height: 1.75; margin: 0 0 16px; }
.sub-form { display: flex; gap: 8px; }
.sub-form input {
  flex: 1; min-width: 0; padding: 12px 16px; border-radius: var(--r-pill);
  border: 1px solid rgba(255,255,255,.14); background: rgba(255,255,255,.05);
  color: #fff; font-size: 13px; outline: none; transition: all .25s var(--ease);
}
.sub-form input::placeholder { color: #7A756F; }
.sub-form input:focus { border-color: var(--gold); background: rgba(255,255,255,.08); }
.sub-form button {
  padding: 12px 22px; border-radius: var(--r-pill); background: var(--gold);
  color: #fff; font-size: 13px; font-weight: 500; transition: all .25s var(--ease);
  white-space: nowrap;
}
.sub-form button:hover { background: var(--gold-light); }
.sub-msg { font-size: 12px; color: var(--gold-light); margin-top: 10px; min-height: 18px; }

.footer__bottom {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; padding-top: 26px; flex-wrap: wrap;
}
.footer__bottom p { font-size: 12.5px; color: #7A756F; margin: 0; }
.footer__legal { display: flex; gap: 22px; flex-wrap: wrap; }
.footer__legal a { font-size: 12.5px; color: #7A756F; }

/* ---------- 12. Toast ---------- */
.toast-wrap {
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%);
  z-index: 1200; display: flex; flex-direction: column; gap: 10px; align-items: center;
  pointer-events: none;
}
.toast {
  background: rgba(43,43,43,.94); backdrop-filter: blur(10px); color: #fff;
  padding: 13px 24px; border-radius: var(--r-pill); font-size: 13.5px;
  box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 10px;
  animation: toastIn .35s var(--ease); white-space: nowrap;
}
.toast svg { width: 17px; height: 17px; stroke: var(--gold-light); stroke-width: 2; }
.toast.out { animation: toastOut .3s var(--ease) forwards; }
@keyframes toastIn { from{opacity:0; transform:translateY(16px) scale(.96)} to{opacity:1; transform:none} }
@keyframes toastOut { to{opacity:0; transform:translateY(-10px)} }

/* ---------- 13. 响应式 ---------- */
@media (max-width: 1180px) {
  .prod-grid { grid-template-columns: repeat(3, 1fr); }
  .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .trust-grid { grid-template-columns: repeat(3, 1fr); }
  .footer__grid { grid-template-columns: 1.4fr 1fr 1.3fr; }
  .footer__sub { grid-column: span 3; }
}

@media (max-width: 980px) {
  .section { padding: 72px 0; }
  .nav__menu { display: none; }
  .nav__burger { display: inline-flex; }
  .hero__inner { grid-template-columns: 1fr; gap: 44px; }
  .hero { min-height: auto; padding: calc(var(--nav-h) + 44px) 0 60px; }
  .hero__visual { order: -1; max-width: 440px; margin: 0 auto; width: 100%; }
  .hero__float { left: 12px; bottom: 20px; }
  .modal__panel { grid-template-columns: 1fr; max-height: 92vh; overflow-y: auto; }
  .pd-gallery { max-height: 42vh; }
  .pd-gallery__main { min-height: 260px; }
  .pd-info { padding: 26px 24px; max-height: none; overflow: visible; }
  .lb-prev { left: 12px; }
  .lb-next { right: 12px; }
  .compare__row { grid-template-columns: 1fr; }
  .compare__row > div:nth-child(3n+1) { background: var(--bg-alt); font-weight: 600; color: var(--text); }
  .compare__row > div { text-align: left !important; }
}

@media (max-width: 760px) {
  .wrap, .nav__inner, .hero__inner { padding: 0 20px; }
  .prod-grid { grid-template-columns: repeat(2, 1fr); gap: 20px 14px; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .trust-grid { grid-template-columns: 1fr; }
  .cat-section { padding: 56px 0; }
  .cat-section__head { flex-direction: column; align-items: flex-start; }
  .card-actions-mobile { width: 100%; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 34px; }
  .footer__brand, .footer__sub { grid-column: span 2; }
  .hero__stats { gap: 30px; }
  .hero__stat .num { font-size: 22px; }
  .hero__cta { width: 100%; }
  .hero__cta .btn { flex: 1; }
  .compare { padding: 26px 20px; }
  .pd-trust { grid-template-columns: 1fr; }
  .pd-actions { flex-direction: column; }
  .lb-thumbs { bottom: 54px; }
  .lb-counter { bottom: 22px; }
}

@media (max-width: 480px) {
  .prod-grid { grid-template-columns: 1fr; gap: 20px; }
  .cat-grid { grid-template-columns: 1fr; }
  .prod-card__btns { flex-direction: column; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__brand, .footer__sub { grid-column: span 1; }
  .cart-drawer { width: 100vw; max-width: 100vw; }
  .modal { padding: 0; }
  .modal__panel { border-radius: 0; max-height: 100vh; height: 100vh; }
  .hero__float { display: none; }
}

/* 无障碍：尊重「减少动效」 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}

/* 打印 */
@media print {
  .nav, .cart-drawer, .overlay, .modal, .lightbox, .toast-wrap { display: none !important; }
}