/* ======================================================================
   会员好价 · 视觉体系 v2（对齐参考版式：浅灰底 / 大红价 / 品牌色渐变大图）
   ====================================================================== */
:root {
  --brand: #ff5a36;
  --brand-2: #ff3b30;
  --brand-soft: #fff1ec;
  --bg: #f5f5f7;
  --card: #ffffff;
  --text: #1d1d1f;
  --text-2: #424245;
  --muted: #86868b;
  --line: rgba(0, 0, 0, .08);
  --fill: rgba(0, 0, 0, .05);
  --price: #ff3b30;
  --trust: #0a7d4b;
  --radius: 18px;
  --shadow: 0 1px 2px rgba(0, 0, 0, .03), 0 6px 24px rgba(0, 0, 0, .05);
  --accent: var(--brand);
  --accent-soft: rgba(255, 90, 54, .12);
  --text-3: var(--muted);
  color-scheme: light dark;
}

/* 深色：跟随系统，或手动 data-theme */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #000000;
    --card: #1c1c1e;
    --text: #f5f5f7;
    --text-2: #d1d1d6;
    --muted: #98989d;
    --line: rgba(255, 255, 255, .1);
    --fill: rgba(255, 255, 255, .08);
    --brand-soft: #3a1f18;
    --price: #ff6961;
    --trust: #30d158;
    --shadow: none;
  }
}
:root[data-theme="dark"] {
  --bg: #000000;
  --card: #1c1c1e;
  --text: #f5f5f7;
  --text-2: #d1d1d6;
  --muted: #98989d;
  --line: rgba(255, 255, 255, .1);
  --fill: rgba(255, 255, 255, .08);
  --brand-soft: #3a1f18;
  --price: #ff6961;
  --trust: #30d158;
  --shadow: none;
  --accent: #ff6961;
  --accent-soft: rgba(255, 105, 97, .16);
  --text-3: var(--muted);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0 auto;
  max-width: 560px;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  padding-bottom: calc(env(safe-area-inset-bottom) + 24px);
  -webkit-tap-highlight-color: transparent;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior-y: none;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; border: 0; background: none; padding: 0; cursor: pointer; }
button, .chip { -webkit-user-select: none; user-select: none; touch-action: manipulation; }
svg { fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
[hidden] { display: none !important; }

/* ---------- 品牌图标磁贴（替代真实 logo 的统一方案） ---------- */
.ico {
  --c: #666;
  width: 36px; height: 36px; flex: none;
  border-radius: 10px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, color-mix(in srgb, var(--c) 72%, #fff) 0%, var(--c) 62%, color-mix(in srgb, var(--c) 80%, #000) 100%);
  color: #fff; font-weight: 700; font-size: 15px; letter-spacing: -.5px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35), 0 2px 8px color-mix(in srgb, var(--c) 30%, transparent);
}
.ico.sm { width: 34px; height: 34px; border-radius: 9px; font-size: 14px; }
.ico.lg { width: 56px; height: 56px; border-radius: 14px; font-size: 22px; }
.ico.xl { width: 128px; height: 128px; border-radius: 30px; font-size: 52px; box-shadow: inset 0 2px 0 rgba(255,255,255,.4), 0 18px 40px rgba(0,0,0,.28); }
.ico-pair { position: relative; flex: none; }
.ico-pair .tiny {
  position: absolute; right: -7px; bottom: -7px;
  width: 22px; height: 22px; border-radius: 7px; font-size: 10px;
  box-shadow: 0 0 0 2px var(--card), 0 2px 6px rgba(0, 0, 0, .2);
}
.hero .ico-pair .tiny { box-shadow: 0 0 0 2px var(--c, #fff), 0 2px 6px rgba(0, 0, 0, .25); }

/* ---------- 顶栏 ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 12px;
  padding: calc(env(safe-area-inset-top) + 10px) 16px 10px;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
}
.brand { display: flex; align-items: center; gap: 6px; font-weight: 700; font-size: 17px; white-space: nowrap; }
.brand-mark {
  display: grid; place-items: center; width: 26px; height: 26px; border-radius: 8px;
  background: linear-gradient(145deg, var(--brand), var(--brand-2));
  color: #fff; font-size: 14px; font-weight: 700;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35);
}
.search {
  flex: 1; min-width: 0; display: flex; align-items: center; gap: 6px;
  height: 36px; padding: 0 12px; border-radius: 18px;
  background: var(--fill); color: var(--muted);
}
.search svg { width: 16px; height: 16px; flex: none; }
.search input {
  flex: 1; min-width: 0; border: 0; outline: 0; background: none; color: var(--text);
  font-size: 16px; /* 防 iOS 聚焦缩放 */
}
.search input::placeholder { color: var(--muted); }
.icon-btn {
  width: 36px; height: 36px; flex: none;
  display: grid; place-items: center;
  border-radius: 999px; background: var(--fill); color: var(--text-2);
}
.icon-btn svg { width: 17px; height: 17px; }
.icon-btn .moon { display: none; }
[data-theme="dark"] .icon-btn .sun { display: none; }
[data-theme="dark"] .icon-btn .moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .icon-btn .sun { display: none; }
  :root:not([data-theme="light"]) .icon-btn .moon { display: block; }
}
.scan-btn {
  display: none; align-items: center; gap: 6px;
  height: 36px; padding: 0 14px; border-radius: 18px;
  background: var(--fill); color: var(--text); font-size: 14px; white-space: nowrap;
}
.scan-btn svg { width: 16px; height: 16px; }

/* ---------- 首页大图（品牌色渐变轮播） ---------- */
.hero { margin: 4px 16px 0; }
.slides {
  display: flex; overflow-x: auto; scroll-snap-type: x mandatory;
  scrollbar-width: none; overscroll-behavior-x: contain;
  border-radius: 22px;
}
.slides::-webkit-scrollbar { display: none; }
.slide {
  --c: var(--brand); --c2: var(--brand-2);
  flex: 0 0 100%; scroll-snap-align: start;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 22px 24px 24px;
  border-radius: 22px; color: #fff; cursor: pointer;
  background: linear-gradient(128deg, var(--c) 0%, var(--c2) 100%);
  position: relative; overflow: hidden;
}
.slide::before {
  content: ""; position: absolute; right: -60px; top: -90px; width: 240px; height: 240px;
  border-radius: 50%; background: rgba(255, 255, 255, .12);
}
.slide::after {
  content: ""; position: absolute; left: -50px; bottom: -80px; width: 180px; height: 180px;
  border-radius: 50%; background: rgba(255, 255, 255, .07);
}
.slide-info { min-width: 0; position: relative; z-index: 1; }
.slide-promo {
  display: inline-block; margin: 0 0 10px; padding: 3px 10px;
  border-radius: 999px; background: rgba(255, 255, 255, .2);
  font-size: 12px; font-weight: 500; white-space: nowrap;
}
.slide-head { display: flex; align-items: center; gap: 10px; }
.slide-head .ico { width: 40px; height: 40px; border-radius: 11px; font-size: 17px; border: 2px solid rgba(255, 255, 255, .55); box-shadow: none; }
.slide-name { font-size: 20px; font-weight: 700; letter-spacing: -.01em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.slide-sub { margin: 8px 0 0; font-size: 14px; font-weight: 500; opacity: .92; }
.slide-pricebox { display: flex; align-items: center; gap: 10px; margin-top: 6px; }
.slide-price { font-size: 46px; font-weight: 800; line-height: 1.1; letter-spacing: -1px; font-variant-numeric: tabular-nums; }
.slide-price small { font-size: 22px; font-weight: 700; margin-right: 2px; }
.pill-light {
  display: inline-block; padding: 2px 9px; border-radius: 999px;
  background: rgba(255, 255, 255, .22); font-size: 12px; font-weight: 600;
}
.slide-foot { display: flex; align-items: center; gap: 14px; margin-top: 14px; }
.slide-buy {
  display: inline-block; padding: 9px 22px; border-radius: 999px;
  background: #fff; color: var(--c); font-weight: 700; font-size: 14px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, .18); white-space: nowrap;
}
.slide-trust { display: inline-flex; align-items: center; gap: 4px; font-size: 12.5px; font-weight: 500; opacity: .95; white-space: nowrap; }
.slide-trust::before { content: "✓"; font-weight: 700; }
.slide-art { flex: none; position: relative; z-index: 1; }
.slide-art .ico.xl { transform: rotate(8deg); }
.dots { display: flex; justify-content: center; gap: 5px; margin-top: 10px; }
.dots i { width: 6px; height: 6px; border-radius: 3px; background: var(--line); transition: width .2s, background .2s; }
.dots i.on { width: 16px; background: var(--text-2); }

/* ---------- 分类 chips：浅灰底，选中黑底 ---------- */
.chips {
  display: flex; gap: 8px; padding: 18px 16px 2px;
  overflow-x: auto; scrollbar-width: none; overscroll-behavior-x: contain;
}
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: none; height: 34px; padding: 0 16px; border-radius: 17px;
  background: var(--fill); color: var(--text-2); font-size: 14px; font-weight: 500;
  transition: background .15s, color .15s;
}
.chip[aria-pressed="true"] { background: var(--text); color: var(--bg); }
.chip:active { transform: scale(.97); }

/* ---------- 区块与卡片 ---------- */
.block { margin-top: 26px; }
.block-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin: 0 16px 14px; }
.block-head h1, .block-head h2 { margin: 0; font-size: 22px; font-weight: 700; letter-spacing: -.02em; }
.block-head .small { font-size: 13px; }

.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 0 16px; }
.card {
  --c: #666;
  display: flex; flex-direction: column; gap: 4px;
  padding: 18px 16px 16px; border-radius: var(--radius);
  background: linear-gradient(150deg, color-mix(in srgb, var(--c) 9%, var(--card)) 0%, var(--card) 58%);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  transition: transform .12s ease, box-shadow .2s;
}
.card:hover { transform: translateY(-2px); box-shadow: 0 2px 4px rgba(0,0,0,.04), 0 12px 32px rgba(0,0,0,.1); }
.card:active { transform: scale(.98); }
.card-top { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
.card-name { margin: 0; font-size: 15px; font-weight: 600; letter-spacing: -.01em; color: var(--text); min-width: 0; }
.card-sub { margin: 0; font-size: 12.5px; color: var(--muted); }
.price-row { display: flex; align-items: baseline; gap: 8px; margin-top: 2px; }
.price { color: var(--price); font-weight: 700; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.card .price { font-size: 26px; line-height: 1.15; }
.price small { font-size: .58em; font-weight: 700; margin-right: 1px; }
.card-foot { display: flex; align-items: center; justify-content: space-between; gap: 6px; margin-top: auto; padding-top: 10px; min-height: 22px; }
.trust {
  display: inline-flex; align-items: center; gap: 3px;
  font-size: 12px; font-weight: 500; color: var(--trust); white-space: nowrap;
}
.trust::before {
  content: ""; width: 12px; height: 12px; flex: none; background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2 4 5v6c0 5 3.4 9.4 8 11 4.6-1.6 8-6 8-11V5l-8-3Zm-1.2 14.2-3.5-3.5 1.4-1.4 2.1 2.1 4.9-4.9 1.4 1.4-6.3 6.3Z'/%3E%3C/svg%3E") center/contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2 4 5v6c0 5 3.4 9.4 8 11 4.6-1.6 8-6 8-11V5l-8-3Zm-1.2 14.2-3.5-3.5 1.4-1.4 2.1 2.1 4.9-4.9 1.4 1.4-6.3 6.3Z'/%3E%3C/svg%3E") center/contain no-repeat;
}
.pill {
  display: inline-block; padding: 1px 8px; border-radius: 999px;
  background: color-mix(in srgb, var(--price) 10%, transparent);
  color: var(--price); font-size: 12px; font-weight: 600; line-height: 20px; white-space: nowrap;
}
.was { font-size: 12px; color: var(--muted); text-decoration: line-through; }
.empty { display: none; margin: 32px 16px; text-align: center; color: var(--muted); font-size: 14px; }
.empty.show { display: block; }

/* ---------- 扫码弹窗 ---------- */
.qr-backdrop { position: fixed; inset: 0; z-index: 40; background: rgba(0, 0, 0, .45); }
.qr-modal {
  position: fixed; left: 50%; top: 50%; z-index: 41; transform: translate(-50%, -50%);
  width: 320px; max-width: 92vw; padding: 24px; border-radius: 20px;
  background: var(--card); text-align: center; box-shadow: 0 20px 60px rgba(0, 0, 0, .25);
}
.qr-modal h3 { margin: 0 0 4px; font-size: 17px; }
.qr-modal p { margin: 0; font-size: 13px; color: var(--muted); }
.qr-box { width: 200px; height: 200px; margin: 16px auto 10px; }
.qr-box img, .qr-box svg { width: 100%; height: 100%; }
.qr-close { position: absolute; right: 12px; top: 10px; width: 30px; height: 30px; border-radius: 15px; color: var(--muted); font-size: 20px; }

/* ---------- 详情页 ---------- */
.wrap { padding: 0 16px; }
.crumb { display: inline-flex; align-items: center; gap: 4px; margin: 14px 0 0; font-size: 13.5px; color: var(--muted); }
.crumb:hover { color: var(--text); }
.detail-layout { display: block; }
.detail-head { display: flex; align-items: center; gap: 14px; margin-top: 16px; }
.detail-head h1 { margin: 0; font-size: 24px; font-weight: 700; letter-spacing: -.02em; }
.detail-head .sub { margin-top: 3px; font-size: 13px; color: var(--muted); }
.buybox {
  margin: 18px 0; padding: 20px; border-radius: var(--radius);
  background: var(--card); border: 1px solid var(--line); box-shadow: var(--shadow);
}
.buybox .row { display: flex; align-items: baseline; gap: 10px; }
.big { color: var(--price); font-weight: 800; font-size: 40px; line-height: 1; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.big i, .price i { font-style: normal; font-size: .55em; font-weight: 700; margin-right: 2px; }
.save {
  padding: 2px 9px; border-radius: 999px;
  background: color-mix(in srgb, var(--price) 10%, transparent);
  color: var(--price); font-size: 12.5px; font-weight: 600;
}
.unitline { margin-top: 6px; font-size: 13px; color: var(--muted); }
.tiers { display: flex; gap: 8px; margin: 14px 0; flex-wrap: wrap; }
.tier {
  padding: 8px 14px; border-radius: 12px; border: 1.5px solid var(--line);
  background: var(--fill); text-align: left;
}
.tier b { display: block; font-size: 15px; font-variant-numeric: tabular-nums; }
.tier span { display: block; font-size: 11.5px; color: var(--muted); margin-top: 1px; }
.tier[aria-pressed="true"] { border-color: var(--price); background: color-mix(in srgb, var(--price) 6%, var(--card)); }
.tier[aria-pressed="true"] b { color: var(--price); }
.btn {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  width: 100%; padding: 13px 20px; border-radius: 999px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #fff; font-size: 15.5px; font-weight: 700;
  box-shadow: 0 6px 18px color-mix(in srgb, var(--brand) 35%, transparent);
}
.btn svg { width: 17px; height: 17px; }
.btn[aria-disabled="true"] { background: var(--fill); color: var(--muted); box-shadow: none; cursor: not-allowed; }
.btn-note { margin-top: 10px; font-size: 12px; color: var(--muted); text-align: center; }
.panel {
  margin: 14px 0; padding: 18px; border-radius: var(--radius);
  background: var(--card); border: 1px solid var(--line); box-shadow: var(--shadow);
}
.panel h2 { margin: 0 0 10px; font-size: 17px; font-weight: 700; letter-spacing: -.01em; }
.panel p { margin: 0; font-size: 14px; line-height: 1.7; color: var(--text-2); }
.facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 14px 0 0; }
.facts div { padding: 10px 12px; border-radius: 12px; background: var(--fill); }
.facts dt { font-size: 11.5px; color: var(--muted); }
.facts dd { margin: 2px 0 0; font-size: 14.5px; font-weight: 600; }
.chart-wrap { margin-top: 12px; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin: 24px 0 12px; }
.section-head h2 { margin: 0; font-size: 20px; font-weight: 700; letter-spacing: -.02em; }
.related .grid { margin: 0; }

/* ---------- 文字版清单页 ---------- */
.table-wrap { overflow-x: auto; }
table.list { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.list th { text-align: left; color: var(--muted); font-size: 12px; font-weight: 500; padding: 6px 8px; }
table.list td { padding: 9px 8px; border-top: 1px solid var(--line); }
table.list .num { text-align: right; font-variant-numeric: tabular-nums; }

/* ---------- 页脚 ---------- */
footer { margin: 40px 16px 0; padding-top: 18px; border-top: 1px solid var(--line); }
footer .disclaimer { font-size: 12px; line-height: 1.7; color: var(--muted); margin: 0 0 10px; }
footer .disclaimer b { color: var(--text-2); }
footer .colophon { font-size: 12px; color: var(--muted); margin: 0; }
footer a { text-decoration: underline; text-underline-offset: 2px; }

/* ---------- 平板 / 桌面端 ---------- */
@media (min-width: 720px) {
  body { max-width: 1120px; padding-left: 24px; padding-right: 24px; }
  .topbar { padding-left: 0; padding-right: 0; gap: 24px; }
  .topbar .brand { font-size: 19px; }
  .search { flex: 0 1 420px; margin-left: auto; }
  .scan-btn { display: inline-flex; }
  .hero, .hero .slides { border-radius: 24px; }
  .hero { margin: 8px 0 0; }
  .slide { padding: 32px 40px 34px; }
  .slide-name { font-size: 28px; }
  .slide-head .ico { width: 52px; height: 52px; border-radius: 14px; font-size: 22px; }
  .slide-sub { font-size: 16px; }
  .slide-price { font-size: 64px; }
  .slide-price small { font-size: 28px; }
  .slide-buy { padding: 11px 30px; font-size: 15px; }
  .slide-art .ico.xl { width: 168px; height: 168px; border-radius: 40px; font-size: 68px; }
  .chips { flex-wrap: wrap; overflow: visible; padding-left: 0; padding-right: 0; }
  .chip:hover { box-shadow: 0 4px 14px rgba(0, 0, 0, .08); }
  .block-head { margin-left: 0; margin-right: 0; }
  .block-head h1, .block-head h2 { font-size: 24px; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); margin: 0; gap: 14px; }
  .card { padding: 20px; }
  .card .price { font-size: 28px; }
  .empty { margin-left: 0; margin-right: 0; }
  .wrap { padding: 0; }
  .detail-layout { display: grid; grid-template-columns: 1fr 360px; gap: 28px; align-items: start; margin-top: 8px; }
  .buybox { position: sticky; top: 80px; margin: 0; }
  .facts { grid-template-columns: repeat(2, 1fr); }
  footer { margin-left: 0; margin-right: 0; }
}
@media (min-width: 1024px) {
  .grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
@media (max-width: 340px) {
  .grid { grid-template-columns: 1fr; }
}
@media (max-width: 380px) {
  .slide-price { font-size: 38px; }
  .card { padding: 15px; }
  .card .price { font-size: 23px; }
}
@media (hover: hover) {
  .card:hover, .option:hover { box-shadow: 0 6px 20px rgba(0, 0, 0, .08); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ---------- 商品弹窗（点击卡片弹出） ---------- */
.dlg-backdrop {
  position: fixed; inset: 0; z-index: 60;
  background: rgba(0, 0, 0, .45);
  -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px);
  opacity: 0; transition: opacity .22s ease;
}
.dlg-backdrop.show { opacity: 1; }

.dlg {
  position: fixed; z-index: 61;
  left: 50%; top: 50%;
  transform: translate(-50%, -46%);
  width: min(600px, calc(100vw - 32px));
  max-height: min(88dvh, 800px);
  display: flex; flex-direction: column;
  background: var(--bg);
  border-radius: 22px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, .32);
  opacity: 0; overflow: hidden;
  transition: opacity .22s ease, transform .22s ease;
}
.dlg.show { opacity: 1; transform: translate(-50%, -50%); }
.dlg-scroll { flex: 1; overflow-y: auto; padding: 20px 20px 14px; overscroll-behavior: contain; }

.dlg-head { display: flex; align-items: center; gap: 14px; }
.dlg-head .ico.lg { width: 52px; height: 52px; border-radius: 13px; font-size: 21px; }
.dlg-head .ico-pair .tiny { width: 20px; height: 20px; border-radius: 6px; font-size: 9px; }
.dlg-tt { flex: 1; min-width: 0; }
.dlg-tt h3 { margin: 0; font-size: 19px; font-weight: 700; letter-spacing: -.01em; }
.dlg-tt p { margin: 2px 0 0; color: var(--muted); font-size: 13px; }
.dlg-close {
  width: 32px; height: 32px; flex: none; border-radius: 999px;
  background: var(--fill); color: var(--muted);
  font-size: 20px; line-height: 1;
  display: grid; place-items: center;
}
.dlg-close:hover { background: var(--line); color: var(--text); }

.dlg-price { display: flex; align-items: baseline; gap: 8px; margin-top: 16px; }
.dlg-price .price.big { font-size: 34px; font-weight: 800; letter-spacing: -.02em; }
.dlg-price .pill.hot { background: var(--brand-soft); color: var(--brand); font-weight: 700; }
.dlg-official { margin: 4px 0 0; color: var(--muted); font-size: 12.5px; }

.dlg-h { margin: 18px 0 8px; font-size: 14.5px; font-weight: 700; }
.dlg-tiers { display: grid; gap: 8px; }
.dlg-tier {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px; text-align: left;
  background: var(--card); border-radius: 14px;
  border: 1.5px solid var(--line);
  transition: border-color .15s ease;
}
.dlg-tier[aria-pressed="true"] { border-color: var(--text); }
.dlg-tier-info { flex: 1; min-width: 0; display: grid; gap: 2px; }
.dlg-tier-info b { font-size: 14px; font-weight: 600; }
.dlg-tier-sub { font-size: 12px; color: var(--trust); }
.dlg-tier-price { display: grid; gap: 2px; justify-items: end; }
.dlg-tier-price b { font-size: 16px; font-weight: 700; color: var(--price); }
.dlg-tier-price span { font-size: 11.5px; color: var(--muted); font-variant-numeric: tabular-nums; }
.dlg-check {
  width: 20px; height: 20px; flex: none; border-radius: 999px;
  border: 1.5px solid var(--line); background: var(--card);
}
.dlg-tier[aria-pressed="true"] .dlg-check {
  border-color: var(--text); background: var(--text);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M5 12l5 5 9-10' fill='none' stroke='%23fff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: 12px; background-position: center; background-repeat: no-repeat;
}

.dlg-chart { background: var(--card); border-radius: 14px; padding: 12px; }
.dlg-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; padding: 2px 4px 8px; }
.dlg-stats b { display: block; font-size: 15px; font-weight: 700; color: var(--price); }
.dlg-stats span { font-size: 11.5px; color: var(--muted); }
.dlg-chart .chart-wrap { margin: 0; }

.dlg-more {
  display: block; margin-top: 16px; padding: 10px 0 4px;
  color: var(--muted); font-size: 13px; text-align: center;
}
.dlg-more:hover { color: var(--text); }

.dlg-bar {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  background: var(--card);
}
.dlg-bar-info { flex: 1; min-width: 0; display: grid; gap: 1px; }
.dlg-bar-info b { font-size: 13.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dlg-bar-info span { font-size: 11.5px; color: var(--trust); }
.dlg-buy {
  flex: none; padding: 12px 22px; border-radius: 999px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #fff; font-size: 14.5px; font-weight: 700;
  white-space: nowrap;
  box-shadow: 0 6px 18px color-mix(in srgb, var(--brand) 35%, transparent);
}
.dlg-buy:active { transform: scale(.97); }
.dlg-buy.alt { background: var(--text); box-shadow: none; }

@media (max-width: 639px) {
  .dlg {
    left: 0; top: auto; bottom: 0;
    transform: translateY(6%);
    width: 100vw; max-height: 92dvh;
    border-radius: 22px 22px 0 0;
  }
  .dlg.show { transform: translateY(0); }
}

/* ---------- 商品图（有 img 字段时用图，否则品牌磁贴） ---------- */
.ico.media { padding: 0; overflow: hidden; background: linear-gradient(135deg, color-mix(in srgb, var(--c) 28%, #fff), color-mix(in srgb, var(--c) 6%, #fff)); }
.ico.media img { width: 100%; height: 100%; object-fit: contain; display: block; }
.ico.lg.media, .ico.xl.media { border-radius: 14px; }
.ico.xl.media img { padding: 14px; }

/* 卡片顶部商品大图 */
.card-banner {
  height: 116px; margin: -1px -1px 0;
  border-radius: 17px 17px 0 0;
  background: linear-gradient(135deg, color-mix(in srgb, var(--c) 32%, #fff), color-mix(in srgb, var(--c) 8%, #fff));
  display: grid; place-items: center; overflow: hidden;
}
.card-banner img { width: 100%; height: 100%; object-fit: contain; padding: 12px; }