/* ============================================================
 *  EddySupply — Wholesale Product Finder
 *  设计系统：极简高端 · 大圆角 · 柔和阴影 · 衬线标题
 * ============================================================ */

/* ---------------- 设计 Token ---------------- */
:root {
  --radius: 1rem;
  --radius-lg: 1.5rem;
  --radius-3xl: 1.5rem;

  /* 先给不支持 oklch 的浏览器一个近似 hex，再用 oklch 覆盖为精确值 */
  --background: #fdfdfd;
  --foreground: #1a1a1a;
  --card: #ffffff;
  --card-foreground: #1a1a1a;
  --muted: #f3f3f3;
  --muted-foreground: #777777;
  --border: #e5e5e5;
  --whatsapp: #25d366;
  --whatsapp-foreground: #ffffff;
  --accent-brand: #4c7df0;
  --surface: #fafafa;

  --background: oklch(99.5% 0 0);
  --foreground: oklch(15% 0 0);
  --card: oklch(100% 0 0);
  --card-foreground: oklch(15% 0 0);
  --muted: oklch(96.5% 0 0);
  --muted-foreground: oklch(50% 0 0);
  --border: oklch(92% 0 0);
  --whatsapp: oklch(68% 0.17 148);
  --whatsapp-foreground: oklch(99% 0 0);
  --accent-brand: oklch(62% 0.13 250);
  --surface: oklch(98% 0 0);

  --shadow-soft:
    0 1px 2px oklch(0% 0 0 / 0.04),
    0 8px 24px -12px oklch(0% 0 0 / 0.08);
  --shadow-lift:
    0 4px 12px oklch(0% 0 0 / 0.06),
    0 24px 48px -20px oklch(0% 0 0 / 0.14);
  --shadow-drawer: 0 0 60px -12px oklch(0% 0 0 / 0.25);

  --font-sans: 'Manrope', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-display: 'Instrument Serif', ui-serif, Georgia, serif;

  --ease-out-soft: cubic-bezier(0.2, 0.7, 0.2, 1);
  --header-h: 56px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  cursor: pointer;
}

input {
  font: inherit;
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

::selection {
  background: oklch(15% 0 0 / 0.88);
  color: var(--background);
}

:focus-visible {
  outline: 2px solid var(--foreground);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------------- 排版 ---------------- */
.display {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.eyebrow {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted-foreground);
}

.eyebrow-lg {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted-foreground);
}

.text-muted {
  color: var(--muted-foreground);
}

/* ---------------- 布局 ---------------- */
.wrap {
  width: 100%;
  max-width: 1152px;
  margin-inline: auto;
  padding-inline: 16px;
}

.wrap-narrow {
  width: 100%;
  max-width: 1024px;
  margin-inline: auto;
  padding-inline: 16px;
}

@media (min-width: 640px) {
  .wrap,
  .wrap-narrow {
    padding-inline: 24px;
  }
}

.section {
  padding-block: 64px;
}

@media (min-width: 640px) {
  .section {
    padding-block: 96px;
  }
}

.section-head {
  margin-bottom: 32px;
}

@media (min-width: 640px) {
  .section-head {
    margin-bottom: 40px;
  }
}

.section-head .display {
  font-size: 30px;
  margin-top: 8px;
}

@media (min-width: 640px) {
  .section-head .display {
    font-size: 36px;
  }
}

.section-head p.sub {
  margin-top: 8px;
  max-width: 28rem;
  font-size: 14px;
  color: var(--muted-foreground);
}

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  padding: 12px 20px;
  white-space: nowrap;
  transition: background-color 0.2s, opacity 0.2s, transform 0.12s, box-shadow 0.2s,
    border-color 0.2s;
  user-select: none;
}

.btn:active {
  transform: scale(0.98);
}

.btn-dark {
  background: var(--foreground);
  color: var(--background);
}

.btn-dark:hover {
  opacity: 0.9;
}

.btn-outline {
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--foreground);
}

.btn-outline:hover {
  background: var(--muted);
}

.btn-whatsapp {
  background: var(--whatsapp);
  color: var(--whatsapp-foreground);
  box-shadow: 0 12px 28px -12px oklch(0.68 0.17 148 / 0.55);
}

.btn-whatsapp:hover {
  filter: brightness(1.04);
}

.btn-sm {
  font-size: 12px;
  padding: 10px 14px;
}

.btn-icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--card);
  transition: background-color 0.2s, opacity 0.2s;
}

.btn-icon:hover {
  background: var(--muted);
}

.btn-icon:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.btn-icon svg {
  width: 16px;
  height: 16px;
}

/* ---------------- Header ---------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid oklch(92% 0 0 / 0.6);
  background: oklch(99.5% 0 0 / 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.site-header .wrap {
  display: flex;
  height: var(--header-h);
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 12px;
  background: var(--foreground);
  color: var(--background);
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1;
  letter-spacing: -0.02em;
}

.site-nav {
  display: none;
  align-items: center;
  gap: 28px;
  font-size: 14px;
  color: var(--muted-foreground);
}

.site-nav a {
  transition: color 0.2s;
}

.site-nav a:hover,
.site-nav a.is-active {
  color: var(--foreground);
}

@media (min-width: 640px) {
  .site-nav {
    display: flex;
  }
}

.inquiry-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 500;
  transition: background-color 0.2s;
  flex-shrink: 0;
}

.inquiry-toggle:hover {
  background: var(--muted);
}

.inquiry-toggle svg {
  width: 14px;
  height: 14px;
}

.inquiry-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  border-radius: 999px;
  padding: 2px 6px;
  font-size: 10px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  background: var(--muted);
  color: var(--muted-foreground);
  transition: background-color 0.25s, color 0.25s;
}

.inquiry-count.has-items {
  background: var(--foreground);
  color: var(--background);
}

/* ---------------- Hero ---------------- */
.hero {
  position: relative;
  overflow: hidden;
  perspective: 1400px;
}

.hero-glow-top {
  position: absolute;
  inset-inline: 0;
  top: -96px;
  height: 520px;
  pointer-events: none;
  background: radial-gradient(60% 60% at 50% 0%, oklch(0.94 0 0) 0%, transparent 70%);
}

.hero-glow-a,
.hero-glow-b {
  position: absolute;
  width: 384px;
  height: 384px;
  border-radius: 999px;
  pointer-events: none;
  filter: blur(64px);
}

.hero-glow-a {
  top: 96px;
  right: -160px;
  background: oklch(0.9 0.03 250 / 0.35);
}

.hero-glow-b {
  top: 256px;
  left: -160px;
  background: oklch(0.92 0.02 60 / 0.35);
}

.hero-inner {
  position: relative;
  max-width: 1024px;
  margin-inline: auto;
  padding: 56px 16px 32px;
  text-align: center;
}

@media (min-width: 640px) {
  .hero-inner {
    padding: 96px 24px 56px;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: oklch(100% 0 0 / 0.7);
  padding: 4px 12px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted-foreground);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--foreground);
}

.hero h1 {
  margin-top: 24px;
  font-family: var(--font-display);
  font-size: 48px;
  line-height: 1.02;
  letter-spacing: -0.02em;
}

@media (min-width: 640px) {
  .hero h1 {
    font-size: 72px;
  }
}

.hero h1 .accent {
  font-style: italic;
  color: var(--muted-foreground);
}

.hero-sub {
  margin: 20px auto 0;
  max-width: 32rem;
  font-size: 16px;
  color: var(--muted-foreground);
}

@media (min-width: 640px) {
  .hero-sub {
    font-size: 18px;
  }
}

/* 搜索框 */
.search-shell {
  margin: 36px auto 0;
  max-width: 36rem;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 8px;
  box-shadow: var(--shadow-soft);
  transition: box-shadow 0.25s, border-color 0.25s;
}

.search-box:focus-within {
  border-color: oklch(80% 0 0);
  box-shadow: var(--shadow-lift);
}

.search-box > .search-icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  color: var(--muted-foreground);
}

.search-box > .search-icon svg {
  width: 16px;
  height: 16px;
}

.search-box input {
  min-width: 0;
  flex: 1;
  background: transparent;
  border: 0;
  outline: none;
  font-size: 14px;
}

.search-box input::placeholder {
  color: var(--muted-foreground);
}

/* 搜索建议下拉 */
.search-suggest {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 8px);
  z-index: 20;
  max-height: 340px;
  overflow-y: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--card);
  box-shadow: var(--shadow-lift);
  text-align: left;
  padding: 6px;
}

.search-shell {
  position: relative;
}

.suggest-item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 8px 10px;
  border-radius: var(--radius);
  text-align: left;
  transition: background-color 0.15s;
}

.suggest-item:hover,
.suggest-item.is-active {
  background: var(--muted);
}

.suggest-item img {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  object-fit: contain;
  border-radius: 10px;
  background: var(--surface);
}

.suggest-item .s-name {
  font-size: 13px;
  font-weight: 500;
  line-height: 1.3;
}

.suggest-item .s-meta {
  font-size: 11px;
  color: var(--muted-foreground);
}

.suggest-empty {
  padding: 16px 12px;
  font-size: 13px;
  color: var(--muted-foreground);
  text-align: center;
}

/* Hero 主推品（3D 悬浮） */
.featured {
  position: relative;
  max-width: 1024px;
  margin-inline: auto;
  padding: 0 16px 96px;
}

@media (min-width: 640px) {
  .featured {
    padding: 0 24px 128px;
  }
}

.featured-inner {
  display: flex;
  max-width: 48rem;
  margin-inline: auto;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.featured-stage {
  margin-top: 24px;
  perspective: 1200px;
  will-change: transform;
}

.featured-stage .tilt {
  transform-style: preserve-3d;
  transition: transform 120ms linear;
}

.featured-img {
  display: block;
  margin-inline: auto;
  width: 78vw;
  max-width: 460px;
  height: auto;
  user-select: none;
  -webkit-user-drag: none;
  filter: drop-shadow(0 30px 40px oklch(0 0 0 / 0.22));
}

@media (min-width: 640px) {
  .featured-img {
    width: 460px;
  }
}

.featured-meta {
  margin-top: 32px;
}

.featured-meta h2 {
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: 36px;
  line-height: 1.15;
}

@media (min-width: 640px) {
  .featured-meta h2 {
    font-size: 48px;
  }
}

.featured-meta .note {
  margin-top: 8px;
  font-size: 14px;
  color: var(--muted-foreground);
}

.featured-actions {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

/* ---------------- 卡片通用 ---------------- */
.card-lift {
  transition: transform 0.35s var(--ease-out-soft), box-shadow 0.35s;
}

.card-lift:hover {
  box-shadow: var(--shadow-lift);
  transform: translateY(-4px);
}

/* ---------------- 热门产品轮播 ---------------- */
.carousel-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}

.carousel-nav {
  display: none;
  gap: 8px;
}

@media (min-width: 640px) {
  .carousel-nav {
    display: flex;
  }
}

.scroller {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding-bottom: 8px;
  margin-inline: -16px;
  padding-inline: 16px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.scroller::-webkit-scrollbar {
  display: none;
}

@media (min-width: 640px) {
  .scroller {
    gap: 32px;
    margin-inline: 0;
    padding-inline: 0;
  }
}

.scroller > .slide {
  flex: 0 0 auto;
  scroll-snap-align: start;
  width: 72vw;
}

@media (min-width: 640px) {
  .scroller > .slide {
    width: 300px;
  }
}

@media (min-width: 1024px) {
  .scroller > .slide {
    width: 320px;
  }
}

/* 产品卡 */
.product-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  height: 100%;
  border-radius: var(--radius-3xl);
  border: 1px solid oklch(92% 0 0 / 0.6);
  background: var(--card);
  box-shadow: var(--shadow-soft);
}

.product-card .thumb {
  position: relative;
  display: block;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--surface);
  padding: 20px;
}

.product-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.7s var(--ease-out-soft);
}

.product-card:hover .thumb img {
  transform: scale(1.06);
}

.badge-popular {
  position: absolute;
  left: 12px;
  top: 12px;
  border-radius: 999px;
  background: oklch(99.5% 0 0 / 0.85);
  padding: 4px 10px;
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.product-card .body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 16px;
  padding: 20px;
}

.product-card .row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-top: 6px;
}

.product-card .name {
  font-size: 15px;
  font-weight: 500;
  line-height: 1.25;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.product-card .price {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1;
}

.product-card .note {
  margin-top: 6px;
  font-size: 12px;
  color: var(--muted-foreground);
}

.product-card .add {
  margin-top: auto;
}

/* 已加入询价的状态 */
.btn-in-cart {
  background: var(--foreground);
  color: var(--background);
  border-color: var(--foreground);
}

.btn-in-cart:hover {
  background: var(--foreground);
  opacity: 0.88;
}

/* ---------------- 分类网格 ---------------- */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

@media (min-width: 640px) {
  .cat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

.cat-card {
  position: relative;
  display: flex;
  flex-direction: column;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius-3xl);
  border: 1px solid oklch(92% 0 0 / 0.6);
  background: oklch(98.5% 0 0);
  box-shadow: var(--shadow-soft);
}

.cat-card .media {
  position: relative;
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 24px;
}

.cat-card .media img {
  max-height: 75%;
  max-width: 85%;
  object-fit: contain;
  transition: transform 0.7s var(--ease-out-soft);
  filter: drop-shadow(0 20px 24px oklch(0 0 0 / 0.18));
}

.cat-card:hover .media img {
  transform: scale(1.06);
}

/* 手机端：卡片变小，收窄留白并放大图片比例 */
@media (max-width: 639px) {
  .cat-card .media {
    padding: 14px 12px 6px;
  }
  .cat-card .media img {
    max-height: 88%;
    max-width: 94%;
  }
  .cat-card .foot {
    padding: 12px 14px;
  }
  .cat-card .foot h3 {
    font-size: 18px;
  }
}

.cat-card .foot {
  border-top: 1px solid oklch(92% 0 0 / 0.4);
  background: oklch(100% 0 0 / 0.7);
  padding: 16px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.cat-card .foot h3 {
  margin-top: 2px;
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.2;
}

/* 暂无产品的分类 */
.badge-soon {
  position: absolute;
  right: 12px;
  top: 12px;
  border-radius: 999px;
  background: oklch(15% 0 0 / 0.82);
  padding: 4px 10px;
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--background);
}

/* ---------------- 页脚 ---------------- */
.site-footer {
  border-top: 1px solid oklch(92% 0 0 / 0.6);
  padding-block: 40px;
  text-align: center;
  font-size: 12px;
  color: var(--muted-foreground);
}

/* ---------------- 浮动 WhatsApp 按钮 ---------------- */
.wa-fab {
  position: fixed;
  bottom: 20px;
  left: 20px;
  z-index: 40;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  color: #fff;
  background: var(--whatsapp);
  box-shadow: 0 18px 40px -14px oklch(0.68 0.17 148 / 0.55),
    inset 0 0 0 1px oklch(100% 0 0 / 0.4);
  transition: transform 0.2s;
}

.wa-fab:hover {
  transform: scale(1.05);
}

.wa-fab:active {
  transform: scale(0.95);
}

.wa-fab svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

/* ---------------- 询价抽屉 ---------------- */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: oklch(0% 0 0 / 0.35);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.drawer-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 60;
  display: flex;
  height: 100%;
  width: min(420px, 100vw);
  flex-direction: column;
  background: var(--background);
  box-shadow: var(--shadow-drawer);
  transform: translateX(100%);
  transition: transform 0.35s var(--ease-out-soft);
}

.drawer.open {
  transform: translateX(0);
}

.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 20px;
  border-bottom: 1px solid var(--border);
}

.drawer-head h2 {
  font-family: var(--font-display);
  font-size: 24px;
  line-height: 1.1;
}

.drawer-head .count {
  font-size: 12px;
  color: var(--muted-foreground);
}

.drawer-close {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid var(--border);
  transition: background-color 0.2s;
}

.drawer-close:hover {
  background: var(--muted);
}

.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
}

.drawer-empty {
  padding: 48px 0;
  text-align: center;
  color: var(--muted-foreground);
  font-size: 14px;
}

.inq-item {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.inq-item:last-child {
  border-bottom: 0;
}

.inq-item img {
  width: 64px;
  height: 64px;
  flex-shrink: 0;
  object-fit: contain;
  border-radius: 14px;
  background: var(--surface);
  padding: 6px;
}

.inq-item .info {
  min-width: 0;
  flex: 1;
}

.inq-item .i-name {
  font-size: 13px;
  font-weight: 500;
  line-height: 1.3;
}

.inq-item .i-brand {
  font-size: 11px;
  color: var(--muted-foreground);
}

.inq-item .i-price {
  font-family: var(--font-display);
  font-size: 15px;
  margin-top: 2px;
}

.qty {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  margin-top: 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px;
}

.qty button {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  font-size: 14px;
  line-height: 1;
  transition: background-color 0.15s;
}

.qty button:hover {
  background: var(--muted);
}

.qty .n {
  min-width: 24px;
  text-align: center;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.inq-remove {
  align-self: flex-start;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  color: var(--muted-foreground);
  transition: background-color 0.15s, color 0.15s;
}

.inq-remove:hover {
  background: var(--muted);
  color: var(--foreground);
}

.inq-remove svg {
  width: 14px;
  height: 14px;
}

.drawer-foot {
  border-top: 1px solid var(--border);
  padding: 16px 20px 20px;
  background: var(--card);
}

.drawer-foot .total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 12px;
  font-size: 13px;
  color: var(--muted-foreground);
}

.drawer-foot .total b {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  color: var(--foreground);
}

.drawer-foot .btn {
  width: 100%;
  padding-block: 14px;
}

.drawer-foot .clear {
  display: block;
  width: 100%;
  margin-top: 10px;
  font-size: 12px;
  color: var(--muted-foreground);
  text-align: center;
  transition: color 0.2s;
}

.drawer-foot .clear:hover {
  color: var(--foreground);
}

.drawer-foot .share {
  display: block;
  width: 100%;
  margin-top: 10px;
  padding: 10px 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--foreground);
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
  transition: background .15s ease;
}

.drawer-foot .share:hover {
  background: oklch(93% 0 0);
}

/* ---------------- 专属分享链接落地横幅 ---------------- */
.shared-banner {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  padding: 28px 0 32px;
}

.shared-banner .shared-head {
  margin-bottom: 14px;
}

.shared-banner h2 {
  font-family: var(--font-display);
  font-size: clamp(22px, 3.4vw, 32px);
  font-weight: 400;
  margin: 4px 0 0;
}

/* 报价清单：复用抽屉的 .inq-item 行结构，限宽居中方便查阅 */
.shared-banner .shared-quote {
  max-width: 560px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px 16px;
  margin-bottom: 16px;
}

.shared-banner .inq-item {
  padding: 14px 0;
}

.shared-banner .shared-total {
  max-width: 560px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  font-size: 13px;
  color: var(--muted-foreground);
  padding: 0 2px;
  margin-bottom: 8px;
}

.shared-banner .shared-total b {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 400;
  color: var(--foreground);
}

.shared-banner .shared-note {
  max-width: 560px;
  font-size: 12px;
  color: var(--muted-foreground);
  padding: 0 2px;
}

.shared-banner .shared-contact {
  max-width: 560px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
  padding: 0 2px;
}

.shared-banner .shared-contact .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.shared-banner .shared-contact .shared-mail {
  font-size: 14px;
}

/* ---------------- Toast ---------------- */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  z-index: 70;
  transform: translate(-50%, 16px);
  opacity: 0;
  visibility: hidden;
  border-radius: 999px;
  background: var(--foreground);
  color: var(--background);
  padding: 10px 18px;
  font-size: 13px;
  box-shadow: var(--shadow-lift);
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

/* ---------------- 动画 ---------------- */
@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fade-up 0.6s var(--ease-out-soft) both;
}

.d1 { animation-delay: 0.05s; }
.d2 { animation-delay: 0.12s; }
.d3 { animation-delay: 0.19s; }
.d4 { animation-delay: 0.26s; }
.d5 { animation-delay: 0.33s; }

@keyframes inquiry-bump {
  0% { transform: scale(1); }
  40% { transform: scale(1.28); }
  60% { transform: scale(0.94); }
  100% { transform: scale(1); }
}

.inquiry-bump {
  animation: inquiry-bump 0.48s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------------- 产品详情页 ---------------- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--muted-foreground);
  padding-top: 24px;
}

.breadcrumb a:hover {
  color: var(--foreground);
}

.breadcrumb .sep {
  opacity: 0.5;
}

.detail {
  display: grid;
  gap: 32px;
  padding-block: 24px 64px;
}

@media (min-width: 768px) {
  .detail {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    padding-block: 32px 96px;
  }
}

.detail-media {
  border-radius: var(--radius-3xl);
  border: 1px solid oklch(92% 0 0 / 0.6);
  background: var(--surface);
  padding: 32px;
  box-shadow: var(--shadow-soft);
}

.detail-media img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  filter: drop-shadow(0 24px 32px oklch(0 0 0 / 0.12));
}

.detail-info h1 {
  font-family: var(--font-display);
  font-size: 36px;
  line-height: 1.1;
  margin-top: 8px;
}

@media (min-width: 640px) {
  .detail-info h1 {
    font-size: 48px;
  }
}

.detail-price {
  margin-top: 16px;
  font-family: var(--font-display);
  font-size: 32px;
  line-height: 1;
}

.price-note {
  margin-left: 12px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 400;
  color: var(--muted-foreground);
  letter-spacing: 0;
  white-space: nowrap;
}

.back-link {
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  color: var(--muted-foreground);
  text-decoration: none;
}

.back-link:hover {
  color: var(--foreground);
}

@media (max-width: 480px) {
  .price-note {
    display: block;
    margin-left: 0;
    margin-top: 8px;
    white-space: normal;
  }
}

.detail-desc {
  margin-top: 16px;
  font-size: 15px;
  color: var(--muted-foreground);
  max-width: 32rem;
}

.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* 产品详情页主按钮保持黑色（旧版风格），已加购状态由 .btn-in-cart 接管 */
.detail-actions [data-add]:not(.btn-in-cart) {
  background: var(--foreground);
  color: var(--background);
  border-color: var(--foreground);
}

.variant-block {
  margin-top: 22px;
}
.variant-label {
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  margin-bottom: 8px;
}
.variant-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.variant-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--foreground);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all .18s var(--ease-out-soft);
}
.variant-chip:hover {
  border-color: var(--foreground);
}
.variant-chip.is-active {
  background: var(--foreground);
  color: var(--card);
  border-color: var(--foreground);
}

.spec-list {
  margin-top: 32px;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2px 20px;
}

.spec-row {
  display: flex;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

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

.spec-row .k {
  width: 96px;
  flex-shrink: 0;
  color: var(--muted-foreground);
}

.spec-row span:not(.k) {
  margin-left: auto;
  text-align: right;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.tag {
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 5px 12px;
  font-size: 11px;
  color: var(--muted-foreground);
  text-transform: capitalize;
}

/* ---------------- 分类页 ---------------- */
.page-head {
  padding-block: 40px 24px;
}

.page-head h1 {
  font-family: var(--font-display);
  font-size: 40px;
  line-height: 1.08;
  margin-top: 8px;
}

@media (min-width: 640px) {
  .page-head h1 {
    font-size: 56px;
  }
}

.page-head .sub {
  margin-top: 12px;
  font-size: 15px;
  color: var(--muted-foreground);
  max-width: 32rem;
}

.subnav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 24px;
}

.chip {
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 8px 16px;
  font-size: 12px;
  font-weight: 500;
  color: var(--muted-foreground);
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

.chip:hover {
  background: var(--muted);
  color: var(--foreground);
}

.chip.is-active {
  background: var(--foreground);
  border-color: var(--foreground);
  color: var(--background);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding-bottom: 96px;
}

@media (min-width: 768px) {
  .product-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.empty-state {
  padding: 80px 0;
  text-align: center;
}

.empty-state h2 {
  font-family: var(--font-display);
  font-size: 30px;
}

.empty-state p {
  margin-top: 12px;
  font-size: 14px;
  color: var(--muted-foreground);
}

.empty-state .btn {
  margin-top: 24px;
}

/* 锚点滚动补偿 sticky header */
#popular,
#browse {
  scroll-margin-top: calc(var(--header-h) + 16px);
}