/* ==================== 智域AI批发全站样式 v2（增强版） ====================
 * - 保留所有原有样式类名
 * - 新增暗黑模式（html.dark 切换 :root 变量）
 * - 新增轮播图 / 推荐标签 / 商品详情 / 倒计时 / 二维码 / 图表 / 徽章 / 进度条等
 * - 响应式适配
 * ============================================================ */

/* ---------- 主题变量（明亮） ---------- */
:root {
  --primary: #0f766e;
  --primary-dark: #115e59;
  --primary-light: #e6f6f3;
  --success: #15803d;
  --warning: #c2410c;
  --danger: #be123c;
  --info: #0369a1;

  --text: #1f2937;
  --text-2: #6b7280;
  --border: #e5e7eb;
  --bg: #f3f5f4;
  --bg-2: #f8faf9;
  --card: #ffffff;

  --radius: 8px;
  --radius-sm: 6px;
  --radius-lg: 10px;
  --shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 16px 34px rgba(15, 23, 42, 0.12);

  /* 推荐标签色 */
  --tag-hot-bg: #fee2e2;
  --tag-hot-color: #dc2626;
  --tag-new-bg: #dbeafe;
  --tag-new-color: #2563eb;
  --tag-sale-bg: #ffedd5;
  --tag-sale-color: #ea580c;

  --tag-onsale-bg: #ecfdf5;
  --tag-onsale-color: #059669;
  --tag-soldout-bg: #fef2f2;
  --tag-soldout-color: #dc2626;
  --tag-off-bg: #f3f4f6;
  --tag-off-color: #9ca3af;
  --tag-pending-bg: #fffbeb;
  --tag-pending-color: #b45309;
  --tag-paid-bg: #ecfdf5;
  --tag-paid-color: #059669;
  --tag-expired-bg: #fef2f2;
  --tag-expired-color: #dc2626;

  --table-head-bg: #f9fafb;
  --table-hover-bg: #fafaff;
  --mask-bg: rgba(17, 24, 39, 0.5);

  --admin-side-bg: #17211f;
  --admin-side-text: #9db0ab;
  --admin-side-active: var(--primary);
  --admin-side-hover: rgba(255, 255, 255, 0.06);
  --admin-side-border: rgba(255, 255, 255, 0.1);
}

/* ---------- 主题变量（暗黑） ---------- */
html.dark {
  --primary: #5eead4;
  --primary-dark: #2dd4bf;
  --primary-light: rgba(45, 212, 191, 0.15);
  --success: #34d399;
  --warning: #fbbf24;
  --danger: #f87171;
  --info: #38bdf8;

  --text: #e2e8f0;
  --text-2: #94a3b8;
  --border: #334155;
  --bg: #0f172a;
  --bg-2: #1e293b;
  --card: #1e293b;

  --shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.55);

  --tag-hot-bg: rgba(239, 68, 68, 0.2);
  --tag-hot-color: #fca5a5;
  --tag-new-bg: rgba(59, 130, 246, 0.2);
  --tag-new-color: #93c5fd;
  --tag-sale-bg: rgba(249, 115, 22, 0.2);
  --tag-sale-color: #fdba74;

  --tag-onsale-bg: rgba(16, 185, 129, 0.2);
  --tag-onsale-color: #6ee7b7;
  --tag-soldout-bg: rgba(239, 68, 68, 0.2);
  --tag-soldout-color: #fca5a5;
  --tag-off-bg: rgba(148, 163, 184, 0.2);
  --tag-off-color: #cbd5e1;
  --tag-pending-bg: rgba(245, 158, 11, 0.2);
  --tag-pending-color: #fcd34d;
  --tag-paid-bg: rgba(16, 185, 129, 0.2);
  --tag-paid-color: #6ee7b7;
  --tag-expired-bg: rgba(239, 68, 68, 0.2);
  --tag-expired-color: #fca5a5;

  --table-head-bg: #1e293b;
  --table-hover-bg: rgba(45, 212, 191, 0.08);
  --mask-bg: rgba(0, 0, 0, 0.65);

  --admin-side-bg: #020617;
  --admin-side-text: #94a3b8;
  --admin-side-hover: rgba(255, 255, 255, 0.05);
  --admin-side-border: rgba(255, 255, 255, 0.08);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  transition: background 0.2s, color 0.2s;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }

/* ---------- 顶部导航 ---------- */
.navbar {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.navbar-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
}
.brand .logo {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  font-weight: 800;
}
.brand .logo img, .login-mark img { width: 100%; height: 100%; display: block; object-fit: cover; border-radius: inherit; }
.brand .logo { overflow: hidden; background: transparent; }
.nav-links { display: flex; gap: 8px; align-items: center; }
.nav-links a {
  padding: 8px 14px;
  border-radius: 10px;
  color: var(--text-2);
  font-size: 14px;
  transition: all 0.15s;
}
.nav-links a:hover, .nav-links a.active { background: var(--primary-light); color: var(--primary-dark); }

/* 导航右侧工具按钮 */
.nav-actions { display: flex; align-items: center; gap: 8px; }

/* ---------- 语言 / 主题切换按钮 ---------- */
.theme-switch {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text-2);
  font-size: 16px;
  cursor: pointer;
  transition: all 0.15s;
}
.theme-switch:hover {
  border-color: var(--primary);
  color: var(--primary-dark);
  transform: translateY(-1px);
}
.language-menu { position: relative; }
.lang-switch {
  height: 36px;
  min-width: 108px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card);
  color: var(--text-2);
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 7px;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: border-color .15s, color .15s, background .15s;
}
.lang-switch:hover,
.lang-switch[aria-expanded="true"] { border-color: var(--primary); color: var(--primary-dark); background: var(--primary-light); }
.lang-switch [data-icon]:first-child { font-size: 16px; }
.lang-switch [data-icon]:last-child { font-size: 12px; }
.lang-options {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 140;
  min-width: 166px;
  padding: 6px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}
.lang-option {
  width: 100%;
  padding: 9px 10px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-2);
  text-align: left;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}
.lang-option:hover { background: var(--bg-2); color: var(--text); }
.lang-option.active { background: var(--primary-light); color: var(--primary-dark); font-weight: 700; }

/* ---------- 容器与公告 ---------- */
.container { max-width: 1080px; margin: 24px auto; padding: 0 20px; }
.notice-bar {
  background: var(--card);
  color: var(--text-2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius);
  padding: 10px 14px;
  margin-bottom: 12px;
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 13px;
}
.notice-bar .ico { color: var(--primary-dark); font-size: 16px; }

/* ---------- 商店信息层 ---------- */
.store-pulse {
  position: relative;
  overflow: hidden;
  min-height: 210px;
  margin: 20px 0 14px;
  padding: 34px 38% 34px 34px;
  background: #17211f;
  color: #f4fbf9;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
}
.store-pulse::before {
  content: '';
  position: absolute;
  top: 0;
  right: 28%;
  bottom: 0;
  width: 22%;
  border-left: 1px solid rgba(255,255,255,.06);
  border-right: 1px solid rgba(255,255,255,.06);
  pointer-events: none;
}
.store-pulse > div:first-child { position: relative; z-index: 2; max-width: 610px; }
.section-kicker { color: #5eead4; font-size: 11px; font-weight: 800; letter-spacing: 1.6px; }
.store-pulse h2 { margin-top: 9px; font-size: 28px; line-height: 1.25; letter-spacing: 0; }
.store-pulse p { margin-top: 10px; max-width: 570px; color: #b9ccc7; font-size: 14px; }
.pulse-graphic {
  position: absolute;
  right: 38px;
  top: 50%;
  width: 170px;
  height: 170px;
  transform: translateY(-50%);
  border: 1px solid rgba(94,234,212,.28);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #5eead4;
  font-size: 40px;
}
.pulse-graphic::before,
.pulse-graphic::after { content: ''; position: absolute; border-radius: 50%; border: 1px solid rgba(94,234,212,.18); }
.pulse-graphic::before { inset: 24px; }
.pulse-graphic::after { inset: 52px; }
.pulse-graphic > [data-icon]:nth-child(1) { position: absolute; z-index: 2; }
.pulse-graphic > [data-icon]:nth-child(2) { position: absolute; right: 3px; bottom: 28px; width: 34px; height: 34px; padding: 8px; border-radius: 50%; background: #5eead4; color: #17211f; font-size: 18px; }
.pulse-graphic i { position: absolute; left: -7px; top: 42px; width: 13px; height: 13px; border-radius: 50%; background: #f59e0b; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--border); border-radius: var(--radius); background: var(--card); overflow: hidden; }
.service-grid-after { margin-top: 26px; }
.service-item { min-width: 0; padding: 15px 18px; display: flex; gap: 11px; align-items: center; }
.service-item + .service-item { border-left: 1px solid var(--border); }
.service-icon { width: 34px; height: 34px; flex: 0 0 34px; border-radius: var(--radius-sm); display: grid; place-items: center; background: var(--primary-light); color: var(--primary-dark); font-size: 16px; }
.service-item h3 { font-size: 14px; line-height: 1.35; }
.service-item p { margin-top: 4px; color: var(--text-2); font-size: 12px; line-height: 1.55; }

/* ---------- 轮播图 ---------- */
.banner-carousel {
  position: relative;
  width: 100%;
  height: 150px;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 14px;
  background: var(--bg-2);
  box-shadow: var(--shadow);
}
.banner-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.5s ease;
}
.banner-slide {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  position: relative;
}
.store-banner-slide {
  background: #17211f;
  color: #f3faf8;
  min-height: 150px;
  padding: 20px clamp(22px, 5vw, 48px);
  justify-content: flex-start !important;
  overflow: hidden;
}
.store-banner-slide::after {
  content: "";
  position: absolute;
  width: 180px;
  height: 180px;
  right: 8%;
  top: -70px;
  border: 1px solid rgba(94, 234, 212, 0.26);
  border-radius: 50%;
  box-shadow: 0 0 0 28px rgba(94, 234, 212, 0.04), 0 0 0 56px rgba(94, 234, 212, 0.03);
}
.store-banner-slide .banner-copy { position: relative; z-index: 1; max-width: 560px; text-align: left; }
.store-banner-slide .banner-kicker { color: #5eead4; font-size: 10px; letter-spacing: 2px; font-weight: 700; margin-bottom: 5px; }
.store-banner-slide .banner-title { color: #fff; font-size: 25px; line-height: 1.15; margin: 0 0 6px; }
.store-banner-slide .banner-subtitle { color: #b9d5d0; font-size: 12px; max-width: 520px; margin: 0; }
.store-banner-slide .banner-meta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 9px; color: #d7efea; font-size: 11px; }
.store-banner-slide .banner-meta span { display: inline-flex; align-items: center; gap: 6px; }
.banner-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.banner-slide .caption {
  position: absolute;
  left: 24px;
  bottom: 24px;
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  max-width: 70%;
}
.banner-dots {
  position: absolute;
  bottom: 14px;
  right: 16px;
  display: flex;
  gap: 6px;
  z-index: 2;
}
.banner-dots .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all 0.2s;
}
.banner-dots .dot.active {
  background: #fff;
  width: 22px;
  border-radius: 4px;
}
.banner-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.35);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  opacity: 0;
  transition: opacity 0.2s;
}
.banner-carousel:hover .banner-arrow { opacity: 1; }
.banner-arrow.prev { left: 12px; }
.banner-arrow.next { right: 12px; }
.banner-arrow:hover { background: rgba(0, 0, 0, 0.6); }

/* ---------- 分类筛选 ---------- */
.category-bar { display: flex; flex-direction: column; gap: 14px; margin-bottom: 20px; }
.category-all-row, .category-group-chips { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.category-group { display: flex; flex-direction: column; gap: 9px; }
.category-group-title { display: flex; align-items: center; gap: 10px; width: 100%; border: 0; padding: 0; background: transparent; color: var(--text-2); font: inherit; font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; cursor: pointer; }
.category-group-title.active { color: var(--primary-dark); }
.category-rule { height: 1px; flex: 1; background: var(--border); }
.category-group-title .category-title-label { display: inline-flex; align-items: center; gap: 7px; white-space: nowrap; }
.category-inline-icon, .category-icon-preview { width: 18px; height: 18px; display: inline-flex; align-items: center; justify-content: center; flex: 0 0 18px; color: currentColor; }
.category-inline-icon svg, .category-icon-preview svg { width: 100%; height: 100%; display: block; }
.category-icon-preview { vertical-align: middle; margin-right: 4px; }
.category-svg-preview { min-height: 46px; margin: 0 0 14px; padding: 10px 12px; border: 1px dashed var(--border); border-radius: 8px; background: var(--bg-2); display: flex; align-items: center; justify-content: center; gap: 8px; color: var(--text); font-size: 14px; }
.category-svg-error { color: var(--danger); font-size: 13px; }
.category-empty { color: var(--text-3); font-size: 13px; }
.chip {
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text-2);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.chip:hover { border-color: var(--primary); color: var(--primary-dark); }
.chip.active { background: var(--primary); border-color: var(--primary); color: #fff; }

/* ---------- 搜索栏 ---------- */
.search-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  align-items: center;
}
.catalog-header { display: flex; justify-content: space-between; align-items: end; gap: 16px; margin: 16px 0 10px; }
.catalog-kicker { color: var(--primary-dark); font-size: 11px; font-weight: 800; letter-spacing: 1.6px; text-transform: uppercase; }
.catalog-title { font-size: 25px; line-height: 1.15; margin-top: 4px; }
.catalog-summary { color: var(--text-2); font-size: 13px; text-align: right; }
.browse-head { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin: 14px 0 10px; }
.browse-head h2 { font-size: 20px; }
.browse-head p { margin-top: 2px; color: var(--text-2); font-size: 13px; }
.browse-count { flex: 0 0 auto; padding: 4px 9px; border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text-2); font-size: 12px; background: var(--card); }
.search-bar { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 10px; box-shadow: var(--shadow); }
.search-bar input {
  flex: 1;
  min-width: 200px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  font-family: inherit;
  background: var(--card);
  color: var(--text);
  transition: border-color 0.15s;
}
.search-bar input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}
.search-bar select {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  background: var(--card);
  color: var(--text);
  cursor: pointer;
  font-family: inherit;
}
.search-bar .btn { flex-shrink: 0; }

/* ---------- 商品网格 ---------- */
.goods-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}
.goods-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
  overflow: hidden;
}
.goods-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: #7ccfc4; }
.goods-card--account { --goods-accent: #c96d54; --goods-soft: #fff1ec; }
.goods-card--recharge { --goods-accent: #168f87; --goods-soft: #e7f8f5; }
.goods-card--shield { --goods-accent: #4b6fb4; --goods-soft: #edf2ff; }
.goods-card { border-top: 3px solid var(--goods-accent, var(--primary)); }
.goods-card .btn-primary { background: #17211f; }
.goods-card .btn-primary:hover:not(:disabled) { background: var(--primary-dark); }
.price-from { margin-left: 4px; color: var(--text-2); font-size: 11px; font-weight: 500; }

/* 商品视觉标识：使用轻量图标，避免大图抢占商品信息 */
.goods-card .goods-visual {
  min-height: 64px;
  margin: -20px -20px 0;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-2);
  color: var(--goods-accent, var(--primary-dark));
  cursor: pointer;
}
.goods-card .goods-visual .corner-tag { left: auto; right: 12px; }
.goods-visual-icon { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 9px; background: var(--goods-soft, var(--primary-light)); }
.goods-visual-icon svg { width: 20px; height: 20px; }
.goods-visual-icon img { width: 22px; height: 22px; object-fit: contain; display: block; }
.goods-visual-label { font-weight: 700; letter-spacing: .3px; }

.store-footer { margin-top: 48px; border-top: 1px solid var(--border); background: var(--card); }
.footer-inner { max-width: 1080px; margin: 0 auto; min-height: 112px; padding: 24px 20px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.footer-inner > div:first-child { display: flex; flex-direction: column; }
.footer-inner strong { font-size: 16px; letter-spacing: 1px; }
.footer-inner > div:first-child span { color: var(--text-2); font-size: 12px; }
.footer-links { display: flex; align-items: center; gap: 10px; color: var(--text-2); font-size: 12px; }
.footer-links a { font-weight: 700; }

/* 商品缩略图 */
.goods-card .goods-visual .corner-tag { position: absolute; top: 10px; z-index: 2; }

.goods-card h3 { font-size: 16px; }
.goods-card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.recent-section { margin: 42px 0 12px; }
.recent-head { display: flex; justify-content: space-between; align-items: end; margin-bottom: 12px; }
.recent-head h2 { margin-top: 4px; font-size: 20px; }
.recent-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.recent-item { min-width: 0; padding: 10px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--card); color: var(--text); display: grid; grid-template-columns: 38px 1fr; gap: 2px 9px; align-items: center; }
.recent-item > span { width: 38px; height: 38px; grid-row: span 2; display: grid; place-items: center; border-radius: 5px; background: var(--primary-light); color: var(--primary-dark); overflow: hidden; }
.recent-item img { width: 100%; height: 100%; object-fit: cover; }
.recent-item strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; }
.recent-item small { color: var(--primary-dark); font-size: 12px; }
.tier-price-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; }
.tier-price { min-width: 0; padding: 7px 8px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-2); display: flex; flex-direction: column; gap: 2px; }
.tier-price strong { color: var(--text-2); font-size: 11px; font-weight: 600; }
.tier-price b { color: var(--goods-accent, var(--primary-dark)); font-size: 14px; white-space: nowrap; }
.spec-count { color: var(--text-2); font-size: 11px; }
.detail-tier-prices { width: 100%; }
.goods-desc {
  font-size: 13px;
  color: var(--text-2);
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.price-row { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.price { font-size: 22px; font-weight: 700; color: var(--primary-dark); }
.original { font-size: 13px; color: var(--text-2); text-decoration: line-through; }
.stock {
  font-size: 13px;
  color: var(--text-2);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.stock .tag { font-size: 12px; }
.sold-count { color: var(--goods-accent, var(--primary-dark)); font-size: 12px; font-weight: 600; }

/* ---------- 标签 ---------- */
.tag {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  line-height: 1.6;
  white-space: nowrap;
}
/* 推荐标签 */
.tag.hot { background: var(--goods-soft, var(--tag-hot-bg)); color: var(--goods-accent, var(--tag-hot-color)); }
.tag.new { background: var(--tag-new-bg); color: var(--tag-new-color); }
.tag.sale { background: var(--tag-sale-bg); color: var(--tag-sale-color); }
/* 状态标签 */
.tag.onsale { background: var(--tag-onsale-bg); color: var(--tag-onsale-color); }
.tag.soldout { background: var(--tag-soldout-bg); color: var(--tag-soldout-color); }
.tag.off { background: var(--tag-off-bg); color: var(--tag-off-color); }
.tag.pending { background: var(--tag-pending-bg); color: var(--tag-pending-color); }
.tag.paid { background: var(--tag-paid-bg); color: var(--tag-paid-color); }
.tag.expired { background: var(--tag-expired-bg); color: var(--tag-expired-color); }

/* ---------- 数字徽章 ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: var(--danger);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  vertical-align: middle;
}
.badge.primary { background: var(--primary); }
.badge.success { background: var(--success); }
.badge.warning { background: var(--warning); }

/* ---------- 进度条 ---------- */
.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-2);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}
.progress-bar .fill {
  height: 100%;
  background: var(--primary);
  border-radius: 999px;
  transition: width 0.3s ease;
}
.progress-bar.success .fill { background: var(--success); }
.progress-bar.warning .fill { background: var(--warning); }
.progress-bar.danger .fill { background: var(--danger); }
.progress-bar.striped .fill {
  background-image: linear-gradient(45deg, rgba(255,255,255,0.25) 25%, transparent 25%, transparent 50%, rgba(255,255,255,0.25) 50%, rgba(255,255,255,0.25) 75%, transparent 75%, transparent);
  background-size: 16px 16px;
  animation: progress-stripes 1s linear infinite;
}
@keyframes progress-stripes {
  from { background-position: 0 0; }
  to { background-position: 16px 0; }
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 10px;
  border: none;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--primary-dark); }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text-2); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary-dark); }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover:not(:disabled) { filter: brightness(1.05); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover:not(:disabled) { filter: brightness(1.05); }
.btn-warning { background: var(--warning); color: #fff; }
.btn-sm { padding: 5px 12px; font-size: 13px; }
.btn-block { width: 100%; }
.btn-lg { padding: 13px 20px; font-size: 16px; }

/* ---------- 弹窗 ---------- */
.modal-mask {
  position: fixed;
  inset: 0;
  background: var(--mask-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.modal-mask.show { opacity: 1; pointer-events: auto; }
.modal {
  background: var(--card);
  border-radius: 16px;
  padding: 24px;
  width: 100%;
  max-width: 460px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(12px);
  transition: transform 0.2s;
  position: relative;
}
.modal-mask.show .modal { transform: translateY(0); }
.modal h3 { margin-bottom: 16px; }
.modal .close {
  position: absolute;
  top: 14px;
  right: 16px;
  background: none;
  border: none;
  font-size: 22px;
  color: var(--text-2);
  cursor: pointer;
  line-height: 1;
}
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.modal-header h3 { margin: 0; }

/* ---------- 表单 ---------- */
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: 13px; color: var(--text-2); margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  font-family: inherit;
  background: var(--card);
  color: var(--text);
  transition: border-color 0.15s;
}
.form-group input[type="radio"], .form-group input[type="checkbox"] { width: auto; padding: 0; }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-2); opacity: 0.7; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-row { display: flex; gap: 12px; }
.form-row .form-group { flex: 1; }
.qty-stepper { display: flex; align-items: center; gap: 10px; }
.qty-stepper button {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--card);
  font-size: 18px;
  cursor: pointer;
  color: var(--text);
  transition: all 0.15s;
}
.qty-stepper button:hover { border-color: var(--primary); color: var(--primary-dark); }
.qty-stepper input {
  width: 70px;
  text-align: center;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
}
.qty-stepper input:focus { outline: none; border-color: var(--primary); }

/* ---------- 商品详情页 ---------- */
.goods-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 24px;
}
.goods-detail .gallery {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 220px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--bg-2);
}
.goods-detail .gallery .detail-mark { width: 112px; height: 112px; border-radius: 26px; display: grid; place-items: center; background: var(--primary-light); color: var(--primary-dark); }
.goods-detail .gallery .detail-mark svg { width: 56px; height: 56px; }
.goods-detail .gallery .detail-mark img { width: 56px; height: 56px; object-fit: contain; display: block; }
.goods-detail .gallery .detail-mark-label { color: var(--text-2); font-size: 13px; font-weight: 600; }

.goods-detail .info h1 { font-size: 22px; margin-bottom: 12px; }
.goods-detail .info .desc { color: var(--text-2); font-size: 14px; margin-bottom: 16px; line-height: 1.7; }
.goods-detail .info .price-block {
  background: var(--bg-2);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.goods-detail .info .price-block .price { font-size: 30px; }
.goods-detail .info .stock-info {
  display: flex;
  gap: 16px;
  color: var(--text-2);
  font-size: 13px;
  margin-bottom: 16px;
}
.detail-actions { display: flex; gap: 8px; margin-bottom: 12px; }
.detail-actions .active { background: var(--primary-light); border-color: var(--primary); color: var(--primary-dark); }
.detail-policies { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 16px; }
.detail-policies article { padding: 16px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--card); display: flex; gap: 12px; color: var(--primary-dark); }
.detail-policies article > [data-icon] { margin-top: 2px; flex: 0 0 auto; }
.detail-policies h3 { color: var(--text); font-size: 14px; }
.detail-policies p { margin-top: 4px; color: var(--text-2); font-size: 12px; line-height: 1.6; }
.dashboard-alerts { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 14px 0; }

/* 规格选择 */
.spec-list { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 20px; }
.spec-item {
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  color: var(--text);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.15s;
}
.spec-item:hover { border-color: var(--primary); color: var(--primary-dark); }
.spec-item.selected {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary-dark);
  font-weight: 600;
  box-shadow: 0 0 0 2px var(--primary-light);
}
.spec-item.disabled {
  opacity: 0.4;
  cursor: not-allowed;
  text-decoration: line-through;
}

/* ---------- 支付页 ---------- */
.pay-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 28px;
  max-width: 460px;
  margin: 40px auto;
  box-shadow: var(--shadow-lg);
}
.pay-order-info { border-top: 1px dashed var(--border); margin-top: 14px; padding-top: 14px; }
.pay-order-info .row { display: flex; justify-content: space-between; padding: 4px 0; font-size: 14px; color: var(--text-2); }
.pay-order-info .row b { color: var(--text); }
.pay-methods { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 18px 0; }
.pay-method {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 8px;
  border: 2px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.15s;
  background: var(--card);
  text-align: center;
}
.pay-method:hover { border-color: var(--primary); }
.pay-method.selected { border-color: var(--primary); background: var(--primary-light); }
.pay-method .icon { font-size: 22px; width: 38px; height: 38px; display: flex; align-items: center; justify-content: center; border-radius: 10px; }
.pay-method .icon.alipay { background: #e8f5fe; }
.pay-method .icon.wechat { background: #e6f9f0; }
.pay-method .icon.usdt { background: #eef2ff; }
.pay-method .icon.redpack { background: #fef3c7; color: #b45309; }
.pay-method .name { flex: 1; font-weight: 600; color: var(--text); font-size: 13px; }
.pay-method .radio { width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--border); flex-shrink: 0; margin-top: 2px; }
.pay-method.selected .radio { border-color: var(--primary); background: radial-gradient(circle, var(--primary) 0 40%, transparent 45%); }
.pay-method.disabled { cursor: not-allowed; opacity: .5; filter: grayscale(.7); background: var(--bg-2); }
.pay-method.disabled:hover { border-color: var(--border); }
.pay-method-tip { font-size: 12px; color: var(--text-2); text-align: center; margin: -8px 0 4px; }
.pay-method .fee { font-size: 11px; font-weight: 700; color: var(--danger); }
.pay-method.disabled .fee { color: var(--text-2); }
.pay-fee-line { text-align: center; font-size: 13px; color: var(--text-2); margin: 2px 0 10px; }
.pay-fee-line b { color: var(--danger); font-size: 18px; }

/* 支付倒计时 */
.countdown {
  text-align: center;
  margin: 14px 0;
  font-size: 13px;
  color: var(--text-2);
}
.countdown .time {
  font-size: 28px;
  font-weight: 800;
  color: var(--danger);
  font-family: Consolas, Menlo, monospace;
  letter-spacing: 2px;
  display: inline-block;
  margin: 0 4px;
}
.countdown.expired .time { color: var(--text-2); }

/* 二维码容器 */
.qr-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  margin: 16px 0;
  background: var(--bg-2);
  border-radius: 12px;
}
.qr-box img,
.qr-box canvas {
  width: 200px;
  height: 200px;
  background: #fff;
  padding: 10px;
  border-radius: 8px;
  display: block;
}
.qr-box .tip { margin-top: 12px; font-size: 13px; color: var(--text-2); text-align: center; }

/* 卡密展示 */
.card-box {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  margin-bottom: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}
.card-box code {
  font-family: Consolas, Menlo, monospace;
  font-size: 13px;
  word-break: break-all;
  user-select: all;
  color: var(--text);
}

/* ---------- 结果提示 ---------- */
.alert {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 14px;
  margin-bottom: 14px;
}
.alert.error { background: var(--tag-soldout-bg); color: var(--tag-soldout-color); }
.alert.success { background: var(--tag-onsale-bg); color: var(--tag-onsale-color); }
.alert.warning { background: var(--tag-pending-bg); color: var(--tag-pending-color); }
.alert.info { background: var(--tag-new-bg); color: var(--tag-new-color); }

/* ---------- 后台布局 ---------- */
.admin-wrap { display: flex; min-height: 100vh; }
.admin-side {
  width: 224px;
  background: var(--admin-side-bg);
  color: #fff;
  padding: 20px 0;
  flex-shrink: 0;
}
.admin-side .brand { color: #fff; padding: 0 20px 18px; font-size: 17px; border-bottom: 1px solid var(--admin-side-border); }
.admin-side .menu { margin-top: 10px; }
.admin-side .menu a {
  display: block;
  padding: 11px 20px;
  color: var(--admin-side-text);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.15s;
  position: relative;
}
.admin-side .menu a:hover { background: var(--admin-side-hover); color: #fff; }
.admin-side .menu a.active { background: var(--admin-side-active); color: #fff; }
.admin-side .menu a [data-icon] { display: inline-flex; width: 20px; margin-right: 8px; align-items: center; justify-content: center; color: currentColor; }

.admin-main {
  flex: 1;
  padding: 24px 28px;
  overflow-x: auto;
  background: var(--bg);
}
.admin-tab { display: none; }
.admin-tab.active { display: block; }
.admin-tab h2 { margin-bottom: 16px; font-size: 20px; }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 16px; }
.toolbar .spacer { flex: 1; }
.toolbar select {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
}

/* ---------- 统计卡片 ---------- */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  transition: transform 0.15s, box-shadow 0.15s;
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.stat-card .label { font-size: 13px; color: var(--text-2); }
.stat-card .value { font-size: 26px; font-weight: 700; margin-top: 4px; }
.stat-card .value.green { color: var(--success); }
.stat-card .value.purple { color: var(--primary-dark); }
.stat-card .value.orange { color: var(--warning); }
.stat-card .value.red { color: var(--danger); }
.stat-card .sub { font-size: 12px; color: var(--text-2); margin-top: 4px; }

/* ---------- 图表容器 ---------- */
.chart-container {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
  position: relative;
}
.chart-container .chart-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.chart-container .chart-canvas-wrap {
  width: 100%;
  height: 280px;
  position: relative;
}
.chart-container canvas { max-width: 100%; }

.chart-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ---------- 表格 ---------- */
.table-wrap { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); overflow: auto; }
.visitor-summary { display: flex; gap: 10px; flex-wrap: wrap; margin: -2px 0 14px; color: var(--text-2); font-size: 13px; }
.visitor-summary span { background: var(--bg-2); border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px; }
.visitor-ua { max-width: 320px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-2); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; color: var(--text); }
th { background: var(--table-head-bg); color: var(--text-2); font-weight: 600; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--table-hover-bg); }
td .muted { color: var(--text-2); font-size: 12px; }
td .actions { display: flex; gap: 6px; }
td code { font-family: Consolas, Menlo, monospace; font-size: 13px; color: var(--text); }

.pager { display: flex; align-items: center; gap: 12px; justify-content: flex-end; margin-top: 12px; font-size: 13px; color: var(--text-2); }

/* ---------- 其他 ---------- */
.empty { text-align: center; color: var(--text-2); padding: 40px 0; }
.search-input {
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  width: 220px;
  background: var(--card);
  color: var(--text);
  font-family: inherit;
  transition: border-color 0.15s;
}
.search-input::placeholder { color: var(--text-2); opacity: 0.7; }
.search-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); }
.center-box { max-width: 400px; margin: 80px auto; background: var(--card); border-radius: 16px; padding: 28px; box-shadow: var(--shadow-lg); }
.login-mark { width: 56px; height: 56px; margin: 0 auto 10px; border-radius: 14px; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.center-box h2 { text-align: center; margin-bottom: 20px; }
.hidden { display: none !important; }
.text-center { text-align: center; }
.muted { color: var(--text-2); }
.mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; } .mb-16 { margin-bottom: 16px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-8 { gap: 8px; }
.gap-16 { gap: 16px; }

/* ---------- 滚动条（暗黑模式优化） ---------- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-2); }

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
  .navbar-inner { padding: 10px 14px; gap: 8px; }
  .brand { font-size: 17px; }
  .brand { min-width: 0; max-width: 142px; line-height: 1.2; }
  .brand .logo { width: 30px; height: 30px; font-size: 14px; }
  .nav-links a { padding: 6px 10px; font-size: 13px; }
  .lang-switch { min-width: 38px; width: 38px; padding: 0; justify-content: center; }
  .lang-switch #lang-current, .lang-switch [data-icon]:last-child { display: none; }
  .container { padding: 0 14px; margin: 16px auto; }

  .banner-carousel { height: 130px; }
  .banner-slide .caption { font-size: 15px; left: 14px; bottom: 14px; }

  .goods-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .recent-list { grid-template-columns: 1fr 1fr; }
  .service-item { padding: 16px 13px; }
  .goods-card { padding: 14px; }
  .goods-card h3 { font-size: 14px; }
  .goods-card .goods-visual { margin: -14px -14px 0; }
  .tier-price { padding: 6px 4px; }
  .tier-price strong { font-size: 10px; white-space: nowrap; }
  .tier-price b { font-size: 12px; }
  .price { font-size: 18px; }

  .goods-detail { grid-template-columns: 1fr; gap: 20px; padding: 18px; }
  .detail-policies { grid-template-columns: 1fr; }
  .dashboard-alerts { grid-template-columns: 1fr; }
  .goods-detail .info h1 { font-size: 19px; }

  .search-bar { display: grid; grid-template-columns: minmax(0, 1fr) 130px auto; align-items: center; }
  .search-bar #search-keyword { width: 100% !important; min-width: 0; }
  .search-bar #search-min, .search-bar #search-max { display: none; }
  .search-bar select { width: 130px !important; }

  .pay-card { margin: 16px auto; padding: 20px; }

  .chart-grid { grid-template-columns: 1fr; }
  .chart-container .chart-canvas-wrap { height: 220px; }

  /* 后台侧边栏折叠为图标 */
  .admin-side { width: 64px; }
  .admin-side .brand > span:not(.logo) { display: none; }
  .admin-side .brand .logo { display: flex; margin: 0 auto; }
  .admin-side .brand { padding: 0 0 18px; text-align: center; }
  .admin-side .menu a { font-size: 0; padding: 14px 0; text-align: center; }
  .admin-side .menu a [data-icon] { width: auto; margin-right: 0; }
  .admin-main { padding: 16px; }
  .admin-tab h2 { font-size: 18px; }
  .toolbar { gap: 8px; }
  .search-input { width: 100%; }

  .stats-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat-card { padding: 14px; }
  .stat-card .value { font-size: 22px; }

  .modal { padding: 18px; }
  .form-row { flex-direction: column; gap: 0; }

  table { font-size: 12px; }
  th, td { padding: 8px 10px; }
  .pay-methods { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .goods-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .nav-links a { padding: 6px 8px; font-size: 12px; }
  .banner-carousel { height: 108px; }
  .banner-arrow { display: none; }
  .store-banner-slide { min-height: 108px; padding: 14px 18px; }
  .store-banner-slide .banner-title { font-size: 19px; margin-bottom: 4px; }
  .store-banner-slide .banner-subtitle { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 88%; }
  .store-banner-slide .banner-meta, .store-banner-slide .banner-kicker { display: none; }
  .catalog-kicker, .catalog-summary { display: none; }
  .catalog-title { font-size: 21px; }
  .search-bar { grid-template-columns: minmax(0, 1fr) auto; padding: 7px; }
  .search-bar select { display: none; }
  .search-bar .btn { height: 40px; }
  .service-grid { grid-template-columns: 1fr; }
  .category-group-chips { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 2px; }
  .category-group-chips .chip { flex: 0 0 auto; }
  .service-item + .service-item { border-left: 0; border-top: 1px solid var(--border); }
  .footer-inner, .footer-links { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 560px) {
  .catalog-header { align-items: flex-start; flex-direction: column; gap: 4px; }
  .catalog-summary { text-align: left; }
  .store-banner-slide { padding: 24px; }
  .store-banner-slide::after { right: -120px; }
  .store-banner-slide .banner-meta { gap: 9px 14px; }
}