/* ==========================================================
   装机达人 - 自定义主题（基于 Bootstrap 5）
   ========================================================== */
:root {
  --bs-primary: #ff5a36;
  --bs-primary-rgb: 255, 90, 54;
  --bs-link-color: #ff8f5e;
  --pc-dark: #0b0c0f;
  --pc-ink: #1f2937;
  --pc-gray: #6b7280;
  --pc-line: #e5e7eb;
  --pc-bg: #f5f6f8;
  /* 版式令牌 */
  --pc-radius: 14px;
  --pc-radius-sm: 10px;
  --pc-radius-lg: 18px;
  --pc-container: 1280px;
}

body {
  font-family: -apple-system, "Microsoft YaHei", "PingFang SC", "Helvetica Neue", sans-serif;
  color: var(--pc-ink);
  background: var(--pc-bg);
  font-size: 15px;
  line-height: 1.6;
}

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

.btn-primary { background-color: var(--bs-primary); border-color: var(--bs-primary); }
.btn-primary:hover, .btn-primary:focus { background-color: #e8471f; border-color: #e8471f; }
.btn-outline-primary { color: var(--bs-primary); border-color: var(--bs-primary); }
.btn-outline-primary:hover { background-color: var(--bs-primary); border-color: var(--bs-primary); }
.text-primary { color: var(--bs-primary) !important; }
.bg-primary { background-color: var(--bs-primary) !important; }

.pc-price { color: var(--bs-primary); font-weight: 700; }
.pc-price small { font-size: .7em; }

/* ---------- 顶部导航 ---------- */
.pc-topbar { background: #fff; border-bottom: 1px solid var(--pc-line); }
.pc-topbar .navbar-brand { font-weight: 800; color: var(--pc-dark); font-size: 20px; }
.pc-nav-link { font-weight: 500; color: var(--pc-ink) !important; padding: .5rem .9rem !important; }
.pc-nav-link.active, .pc-nav-link:hover { color: var(--bs-primary) !important; }

/* ---------- 移动端底部 Tab ---------- */
.pc-tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 1030;
  background: #fff; border-top: 1px solid var(--pc-line);
  display: flex; padding: 4px 0 calc(4px + env(safe-area-inset-bottom));
  box-shadow: 0 -2px 12px rgba(0,0,0,.06);
}
.pc-tabbar a { flex: 1; text-align: center; color: var(--pc-gray); font-size: 11px; padding: 4px 0; }
.pc-tabbar a i { display: block; font-size: 19px; line-height: 1.4; }
.pc-tabbar a.active { color: var(--bs-primary); }
.pc-tabbar .badge { position: absolute; transform: translate(14px, -6px); font-size: 10px; }
body.has-tabbar { padding-bottom: 62px; }

/* ---------- Tab 切换 ---------- */
.pc-tabs {
  display: flex; gap: 8px; overflow-x: auto; padding: 2px;
  background: #fff; border-radius: 10px; border: 1px solid var(--pc-line);
}
.pc-tabs .pc-tab {
  flex: 0 0 auto; padding: 8px 18px; border-radius: 8px;
  font-weight: 600; color: var(--pc-gray); white-space: nowrap; min-height: 44px;
  display: inline-flex; align-items: center; gap: 6px;
}
.pc-tabs .pc-tab.active { background: var(--bs-primary); color: #fff; }
.pc-tabs::-webkit-scrollbar { display: none; }

/* ---------- 卡片 ---------- */
.pc-card {
  background: #fff; border: 1px solid var(--pc-line); border-radius: 12px;
  overflow: hidden; transition: box-shadow .2s, transform .2s; height: 100%;
}
.pc-card:hover { box-shadow: 0 8px 24px rgba(15,37,55,.14); transform: translateY(-2px); }
.pc-card-media { position: relative; padding-top: 62%; background: #f3f4f6; overflow: hidden; }
.pc-card-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.pc-card-body { padding: 12px 14px 16px; }
.pc-card-title { font-weight: 700; font-size: 15px; margin-bottom: 4px; color: var(--pc-ink);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.pc-card-sub { font-size: 12px; color: var(--pc-gray); min-height: 20px; }
.pc-tag {
  display: inline-block; font-size: 11px; padding: 1px 8px; border-radius: 20px;
  background: #fef2f2; color: var(--bs-primary); margin-right: 4px;
}
.pc-tag-gray { background: #f3f4f6; color: var(--pc-gray); }

/* ---------- 轮播 ---------- */
.pc-banner { border-radius: 14px; overflow: hidden; background: var(--pc-dark); }
.pc-banner img { max-height: 340px; width: 100%; object-fit: cover; display: block; }

/* ---------- 配置单 ---------- */
.pc-item {
  display: flex; gap: 12px; align-items: center; padding: 12px;
  border: 1px solid var(--pc-line); border-radius: 12px; background: #fff; margin-bottom: 10px;
}
.pc-item.is-error { border-color: #dc2626; background: #fef2f2; }
.pc-item.is-empty { border-style: dashed; background: #fafafa; }
.pc-item-img { width: 64px; height: 64px; flex: 0 0 64px; border-radius: 8px; object-fit: cover; background: #f3f4f6; }
.pc-item-main { flex: 1; min-width: 0; }
.pc-item-cat { font-size: 12px; color: var(--pc-gray); display: flex; align-items: center; gap: 4px; }
.pc-item-name { font-weight: 600; font-size: 14px; margin-bottom: 2px; }
.pc-item-qty .btn { width: 30px; height: 30px; padding: 0; line-height: 1; }
.pc-item-qty .qty-val { min-width: 34px; text-align: center; display: inline-block; }

.pc-compat { border-radius: 12px; padding: 12px 16px; font-weight: 600; }
.pc-compat-ok { background: #ecfdf5; color: #059669; }
.pc-compat-warning { background: #fffbeb; color: #d97706; }
.pc-compat-error { background: #fef2f2; color: #dc2626; }

/* ---------- 底部结算条 ---------- */
.pc-checkout-bar {
  position: sticky; bottom: 0; z-index: 1020; background: #fff;
  border-top: 1px solid var(--pc-line); padding: 10px 0; box-shadow: 0 -4px 16px rgba(0,0,0,.06);
}

/* ---------- 弹窗商品列表 ---------- */
.pc-pick {
  display: flex; gap: 12px; align-items: center; padding: 10px;
  border: 1px solid var(--pc-line); border-radius: 10px; margin-bottom: 10px; background: #fff;
}
.pc-pick.is-active { border-color: var(--bs-primary); background: #fef2f2; }
.pc-pick-spec { font-size: 12px; color: var(--pc-gray); }

/* ---------- 后台：左栏固定 + 顶栏固定 + 仅内容区滚动 ---------- */
.pc-admin-shell { min-height: 100vh; }

/* 侧边栏：视口内固定，菜单过长时自身滚动 */
.pc-admin-sidebar {
  position: fixed; top: 0; left: 0; bottom: 0; width: 220px; flex: 0 0 220px;
  background: var(--pc-dark); color: #cbd5e1;
  overflow-y: auto; overscroll-behavior: contain; z-index: 1040;
}
/* 侧栏品牌区吸顶，滚动菜单时标题不被盖住 */
.pc-admin-sidebar .pc-admin-brand {
  position: sticky; top: 0; z-index: 1; background: var(--pc-dark);
}
.pc-admin-sidebar .nav-link {
  color: #cbd5e1; padding: 10px 18px; font-size: 14px;
  border-left: 3px solid transparent; transition: background .18s, color .18s;
}
.pc-admin-sidebar .nav-link:hover { background: rgba(255,255,255,.06); color: #fff; }
.pc-admin-sidebar .nav-link.active {
  background: rgba(255,255,255,.1); color: #fff; border-left-color: var(--bs-primary);
}
.pc-admin-sidebar .nav-group {
  font-size: 11px; color: #64748b; padding: 14px 18px 4px; letter-spacing: 1px;
}
/* 细滚动条，避免侧栏出现粗滚动条 */
.pc-admin-sidebar::-webkit-scrollbar { width: 6px; }
.pc-admin-sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,.18); border-radius: 3px; }
.pc-admin-sidebar::-webkit-scrollbar-track { background: transparent; }

/* 主区域：flex:1 占满侧栏以外的全部宽度，作为唯一滚动容器 */
.pc-admin-main {
  flex: 1 1 0; min-width: 0; margin-left: 220px; height: 100vh;
  overflow-y: auto; overscroll-behavior: contain; background: #f5f6f8;
}
/* 顶栏：内容区滚动时吸顶 */
.pc-admin-topbar {
  position: sticky; top: 0; z-index: 1030;
  min-height: 56px; background: #fff;
  box-shadow: 0 1px 0 rgba(0,0,0,.05), 0 2px 10px rgba(15,23,42,.04);
}
.pc-admin-topbar > strong { font-size: 15px; }
.pc-admin-user {
  display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px;
  background: #f1f5f9; border-radius: 999px; font-size: 12.5px;
}
.pc-admin-user > i { color: var(--bs-primary); }

/* ---------- 后台通用组件（列表页 / 筛选 / 表格 / 空状态） ---------- */
/* 卡片头部：主色竖条 + 图标，统一列表页观感 */
.pc-admin-content .card > .card-header {
  border-bottom: 1px solid #f1f5f9; font-size: 14px;
  display: flex; align-items: center; gap: 8px;
}
.pc-admin-content .card > .card-header > i { color: var(--bs-primary); }
.pc-admin-content .card > .card-header > .ms-auto,
.pc-admin-content .card > .card-header > form { margin-left: auto; }

/* 筛选栏 */
.adm-filter { border-radius: 12px; }
.adm-filter .form-label { font-size: 12px; color: #64748b; margin-bottom: 4px; }
.adm-filter .form-control, .adm-filter .form-select { height: 38px; }
.adm-filter .btn { height: 38px; }

/* 表格：表头浅底 + 行分隔 + hover */
.pc-admin-content .table > thead th {
  background: #f8fafc; color: #475569; font-weight: 600;
  border-bottom: 1px solid #e9eef5; white-space: nowrap;
}
.pc-admin-content .table > tbody > tr:hover { background: #f8fbff; }
.pc-admin-content .table > tbody > tr > td { border-color: #f1f5f9; }
/* 表格缩略图 */
.adm-thumb {
  width: 44px; height: 44px; object-fit: cover; border-radius: 8px;
  background: #f3f4f6; border: 1px solid #eef1f5; display: block;
}
/* 数字列等宽对齐 */
.adm-num { font-variant-numeric: tabular-nums; }
/* 空状态 */
.adm-empty { text-align: center; padding: 36px 20px; color: #94a3b8; }
.adm-empty i { font-size: 30px; opacity: .35; display: block; margin-bottom: 8px; }
.adm-empty div { font-size: 13px; }
/* 分页 */
.pc-admin-content .pagination { margin: 0; flex-wrap: wrap; }
.pc-admin-content .pagination .page-link {
  border-color: #e9eef5; color: #475569; font-size: 13px; padding: .3rem .65rem; border-radius: 8px; margin: 0 2px;
}
.pc-admin-content .pagination .active > .page-link {
  background: var(--bs-primary); border-color: var(--bs-primary); color: #fff;
}
/* 表格内操作按钮紧凑排列 */
.adm-ops { display: inline-flex; flex-wrap: wrap; gap: 4px; }

/* ---------- 后台仪表盘 ---------- */
.adm-hero {
  background: linear-gradient(120deg, #1e293b, #334155 60%, #0f172a);
  color: #fff; border-radius: 14px; padding: 18px 20px;
  box-shadow: 0 6px 20px rgba(15, 23, 42, .12);
}
.adm-hero-ico {
  width: 46px; height: 46px; flex: 0 0 46px; border-radius: 12px;
  display: grid; place-items: center; font-size: 20px;
  background: rgba(255, 255, 255, .14); color: #fff;
}
.adm-hero .small { color: rgba(255, 255, 255, .75); }
.adm-hero .small b { color: #fff; }
.adm-quick { display: flex; flex-wrap: wrap; gap: 6px; }
.adm-quick .btn { background: rgba(255, 255, 255, .12); border-color: transparent; color: #fff; }
.adm-quick .btn:hover { background: var(--bs-primary); color: #fff; }

/* 统计卡：图标水印 + hover 上浮 */
.adm-stat {
  position: relative; overflow: hidden; border-radius: 14px; padding: 16px 18px; color: #fff;
  background: linear-gradient(135deg, var(--c1), var(--c2));
  box-shadow: 0 6px 18px rgba(15, 23, 42, .1);
  transition: transform .22s ease, box-shadow .22s ease;
}
.adm-stat:hover { transform: translateY(-3px); box-shadow: 0 12px 26px rgba(15, 23, 42, .16); }
.adm-stat::after {
  content: ''; position: absolute; right: -18px; bottom: -24px;
  width: 110px; height: 110px; border-radius: 50%; background: rgba(255, 255, 255, .1);
}
.adm-stat-top {
  position: relative; z-index: 1; display: flex; align-items: center; gap: 8px;
  font-size: 13px; opacity: .85;
}
.adm-stat-top i { margin-left: auto; font-size: 15px; }
.adm-stat-num {
  position: relative; z-index: 1; font-size: 24px; font-weight: 800; line-height: 1.3;
  font-variant-numeric: tabular-nums; margin: 2px 0 4px;
}
.adm-stat-sub { position: relative; z-index: 1; font-size: 12px; opacity: .8; }

/* 待办提醒条 */
.adm-todo {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  background: #fff; border: 1px solid #eef1f5; border-radius: 12px; padding: 12px 14px;
}
.adm-todo-item {
  display: inline-flex; align-items: center; gap: 6px; text-decoration: none;
  padding: 7px 14px; border-radius: 999px; font-size: 13px; font-weight: 600;
}
.adm-todo-item b { font-size: 14px; }
.adm-todo-item.warn { background: #fff7ed; color: #c2410c; }
.adm-todo-item.info { background: #eff6ff; color: #1d4ed8; }
.adm-todo-item.danger { background: #fef2f2; color: #b91c1c; }
.adm-todo-item:hover { filter: brightness(.96); }
.adm-todo-tip { font-size: 12px; color: #94a3b8; margin-left: auto; }

/* 卡片式列表（游戏管理等）：hover 上浮 + 图片圆角 */
.adm-gcard { overflow: hidden; transition: transform .22s ease, box-shadow .22s ease; }
.adm-gcard:hover { transform: translateY(-3px); box-shadow: 0 12px 26px rgba(15, 23, 42, .14); }
.adm-gcard .card-img-top { border-radius: 0; }

/* 订单号等宽，便于阅读核对 */
.adm-order-no { font-family: ui-monospace, Consolas, monospace; font-size: 12.5px; text-decoration: none; }

/* 热销排行榜 */
.adm-rank { display: flex; align-items: center; gap: 10px; padding: 7px 0; }
.adm-rank-no {
  width: 22px; height: 22px; flex: 0 0 22px; border-radius: 6px; font-size: 12px; font-weight: 700;
  display: grid; place-items: center; background: #f1f5f9; color: #64748b;
}
.adm-rank-no.top { background: var(--bs-primary); color: #fff; }
.adm-rank-main { flex: 1; min-width: 0; }
.adm-rank-name { font-size: 13px; }
.adm-rank-bar { height: 5px; border-radius: 3px; background: #f1f5f9; margin-top: 4px; overflow: hidden; }
.adm-rank-bar > i { display: block; height: 100%; border-radius: 3px; background: linear-gradient(90deg, #ffa680, #ff8f5e); }
.adm-rank-num { font-size: 13px; font-weight: 700; color: #334155; font-variant-numeric: tabular-nums; }

@media (max-width: 767.98px) {
  .adm-hero { padding: 14px 16px; }
  .adm-quick .btn { padding: 5px 10px; font-size: 12.5px; }
  .adm-stat { padding: 14px; }
  .adm-stat-num { font-size: 20px; }
  .adm-todo-tip { display: none; }
}

/* 系统设置：分组选项卡 */
.pc-setting-tabs {
  gap: 4px; border-bottom: 2px solid #e9ecef;
}
.pc-setting-tabs .nav-link {
  color: #64748b; font-size: 14px; border-radius: 8px 8px 0 0;
  border-bottom: 2px solid transparent; margin-bottom: -2px;
  transition: color .18s, background .18s;
}
.pc-setting-tabs .nav-link:hover { color: var(--bs-primary); background: rgba(13,110,253,.05); }
.pc-setting-tabs .nav-link.active {
  color: var(--bs-primary); font-weight: 600; background: transparent;
  border-bottom: 2px solid var(--bs-primary);
}
.pc-admin-content { padding: 12px; }
@media (min-width: 576px) { .pc-admin-content { padding: 16px 20px 24px; } }

.pc-admin-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 1035; display: none; }
.pc-admin-backdrop.show { display: block; }

.pc-stat { border-radius: 12px; padding: 18px; color: #fff; }
.pc-table th { white-space: nowrap; font-size: 13px; }
.pc-table td { font-size: 13px; vertical-align: middle; }

/* ---------- 其他 ---------- */
.pc-empty { text-align: center; padding: 60px 20px; color: var(--pc-gray); }
.pc-empty i { font-size: 48px; opacity: .3; display: block; margin-bottom: 12px; }
.pc-breadcrumb { font-size: 13px; color: var(--pc-gray); }
.pc-fav-btn.active { color: var(--bs-primary); }
.pc-spec-list { font-size: 13px; color: var(--pc-gray); }
.pc-spec-list span { display: inline-block; margin-right: 12px; }

@media (max-width: 767.98px) {
  .pc-search { width: 100%; }
  .pc-card-title { font-size: 14px; }
  .pc-item-img { width: 52px; height: 52px; flex-basis: 52px; }
}



/* ==========================================================
   暗色主题 · 配色体系
   ========================================================== */
body.theme-dark {
  --d-bg: #0b0c0f;
  --d-bg-soft: #101216;
  --d-surface: #15181d;
  --d-surface-2: #1c2027;
  --d-border: #262b33;
  --d-border-strong: #343b46;
  --d-text: #eceff4;
  --d-muted: #98a2b3;
  --d-accent: #ff5a36;
  --d-accent-2: #ff8f5e;
  --d-accent-soft: rgba(255, 90, 54, .12);
  --d-gold: #f5c24a;
  --d-green: #34d399;
  --d-green-2: #10b981;
  --d-shadow-1: 0 2px 10px rgba(0, 0, 0, .28);
  --d-shadow-2: 0 16px 40px rgba(0, 0, 0, .5);
  background: var(--d-bg);
  color: var(--d-text);
  -webkit-font-smoothing: antialiased;
}
body.theme-dark::before {
  content: ""; position: fixed; left: 0; right: 0; top: 0; height: 520px; z-index: -1; pointer-events: none;
  background: radial-gradient(1100px 460px at 50% -180px, rgba(255,90,54,.16), transparent 70%);
}

::selection { background: var(--bs-primary); color: #fff; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: #0a0b0e; }
::-webkit-scrollbar-thumb { background: #2a2c34; border-radius: 10px; border: 2px solid #0a0b0e; }
::-webkit-scrollbar-thumb:hover { background: #3a414d; }

/* ---------- 顶栏 ---------- */
body.theme-dark .pc-topbar {
  background: rgba(14,15,19,.78) !important;
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--d-border) !important;
}
body.theme-dark .pc-topbar .navbar-brand { color: #fff; font-weight: 800; letter-spacing: .3px; }
body.theme-dark .pc-topbar .navbar-brand i { color: var(--d-accent); }
body.theme-dark .pc-nav-link { color: var(--d-muted) !important; transition: color .18s; }
body.theme-dark .pc-nav-link:hover { color: #fff !important; }
.show-navtabs a:hover { color: #fff; }
.show-navtabs a.active {
  color: #fff;
  background: linear-gradient(135deg, var(--d-accent-2), var(--d-accent));
  box-shadow: 0 6px 18px rgba(255,90,54,.35);
}

/* ---------- Hero ---------- */
.show-hero { position: relative; padding: 88px 0 52px; text-align: center; overflow: hidden; }
.show-hero::after {
  content: ""; position: absolute; left: 50%; transform: translateX(-50%); bottom: 0;
  width: min(780px, 88%); height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,90,54,.6), transparent);
}
.show-watermark {
  position: absolute; left: 50%; top: 52%; transform: translate(-50%, -50%);
  font-size: clamp(140px, 30vw, 420px); font-weight: 900; letter-spacing: .06em; line-height: 1;
  white-space: nowrap; user-select: none; pointer-events: none; color: transparent;
  background: linear-gradient(180deg, rgba(255,143,94,.16), rgba(255,143,94,.04) 58%, transparent);
  -webkit-background-clip: text; background-clip: text;
  animation: showFloat 9s ease-in-out infinite alternate;
}
@keyframes showFloat {
  from { transform: translate(-50%, calc(-50% - 8px)); }
  to   { transform: translate(-50%, calc(-50% + 8px)); }
}
.show-title {
  font-size: clamp(24px, 4.4vw, 38px); font-weight: 800; letter-spacing: 1px; color: #fff;
  margin-bottom: 26px; text-shadow: 0 2px 26px rgba(0,0,0,.6);
}
.show-sub { margin-top: 16px; font-size: 13px; color: #98a2b3; letter-spacing: .2px; }
.btn-show-diy {
  display: inline-flex; align-items: center; gap: 10px; min-height: 50px; padding: 13px 34px;
  font-size: 17px; font-weight: 800; letter-spacing: .5px; color: #fff; border: 0; border-radius: 12px;
  background: linear-gradient(135deg, var(--d-accent-2), var(--d-accent));
  box-shadow: 0 10px 30px rgba(255,90,54,.38), inset 0 1px 0 rgba(255,255,255,.2);
  transition: transform .18s ease, box-shadow .18s ease, filter .18s ease;
}
.btn-show-diy i { transition: transform .18s ease; }
.btn-show-diy:hover {
  color: #fff; transform: translateY(-2px); filter: brightness(1.06);
  box-shadow: 0 16px 40px rgba(255,90,54,.5), inset 0 1px 0 rgba(255,255,255,.2);
}
.btn-show-diy:hover i { transform: translateX(5px); }
.btn-show-diy:active { transform: translateY(0) scale(.98); }

/* ---------- 分段选择 ---------- */
.show-seg {
  display: flex; width: fit-content; max-width: 100%; flex-wrap: wrap; gap: 4px; padding: 4px;
  margin: 0 auto 28px; border-radius: 12px;
  background: var(--d-surface); border: 1px solid var(--d-border);
}
.show-seg a {
  padding: 8px 20px; min-height: 40px; border-radius: 9px;
  font-weight: 700; font-size: 14.5px; color: var(--d-muted); transition: .18s;
}
.show-seg a:hover { color: #fff; }
.show-seg a.active {
  color: #fff; background: linear-gradient(135deg, var(--d-accent-2), var(--d-accent));
  box-shadow: 0 6px 16px rgba(255,90,54,.3);
}

/* ---------- 卡片 ---------- */
@keyframes pcFadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.show-card {
  position: relative; display: flex; flex-direction: column; gap: 10px; height: 100%;
  padding: 10px 10px 12px; border-radius: 14px;
  background: linear-gradient(180deg, var(--d-surface-2), var(--d-surface));
  border: 1px solid var(--d-border); overflow: hidden;
  animation: pcFadeUp .35s ease both;
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.show-card::after {
  content: ""; position: absolute; inset: 0; border-radius: 14px; pointer-events: none; opacity: 0;
  background: linear-gradient(180deg, rgba(255,255,255,.06), transparent 45%); transition: opacity .22s;
}
.show-card:hover {
  transform: translateY(-4px); border-color: rgba(255,90,54,.55);
  box-shadow: 0 18px 40px rgba(0,0,0,.55);
}
.show-card:hover::after { opacity: 1; }
.show-card-img {
  position: relative; flex: none; width: 100%; aspect-ratio: 16 / 9; border-radius: 10px; overflow: hidden;
  background: #0d0e12;
}
.show-card-img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s ease; }
.show-card:hover .show-card-img img { transform: scale(1.07); }
/* 信息区：名称/摘要/标签整行，价格与选购按钮同行 */
.show-card-info { flex: 1; display: flex; flex-direction: row; flex-wrap: wrap; align-items: center; gap: 2px 12px; min-width: 0; }
.show-card-name {
  flex: 1 1 100%; font-weight: 700; font-size: 15px; color: #fff; line-height: 1.4; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.show-card-info > .small { flex: 1 1 100%; }
.show-card-info > div { flex: 1 1 auto; min-width: 0; }
.show-card-tags { flex: 1 1 100%; }
.show-card-sub { font-size: 12px; color: var(--d-muted); margin-top: 3px; }
.show-price { color: var(--d-accent-2); font-weight: 800; font-size: 17px; font-variant-numeric: tabular-nums; }
.show-price small { font-size: .72em; margin-right: 1px; }
.show-badge {
  position: absolute; top: 8px; left: 8px; z-index: 2;
  padding: 2px 8px; border-radius: 6px; font-size: 11px; font-weight: 800; color: #2a1a00;
  background: linear-gradient(135deg, #ffd479, var(--d-gold));
  box-shadow: 0 4px 12px rgba(244,185,66,.35);
}
.btn-add {
  align-self: center; border: 0; border-radius: 9px; padding: 7px 20px; min-height: 34px;
  background: linear-gradient(135deg, var(--d-green), var(--d-green-2));
  color: #08210f; font-size: 13px; font-weight: 800; white-space: nowrap;
  box-shadow: 0 6px 16px rgba(16,185,129,.28);
  transition: transform .18s, box-shadow .18s, filter .18s;
}
.btn-add:hover { color: #08210f; filter: brightness(1.08); transform: translateY(-1px); box-shadow: 0 10px 22px rgba(16,185,129,.4); }
.btn-add:active { transform: scale(.97); }
.row > [class*="col-"]:nth-child(2) .show-card { animation-delay: .04s; }
.row > [class*="col-"]:nth-child(3) .show-card { animation-delay: .08s; }
.row > [class*="col-"]:nth-child(4) .show-card { animation-delay: .12s; }
.row > [class*="col-"]:nth-child(5) .show-card { animation-delay: .16s; }
.row > [class*="col-"]:nth-child(6) .show-card { animation-delay: .2s; }
.row > [class*="col-"]:nth-child(7) .show-card { animation-delay: .24s; }
.row > [class*="col-"]:nth-child(n+8) .show-card { animation-delay: .28s; }

/* ---------- 弹窗 ---------- */
.modal.show-pick-modal .modal-content { background: var(--d-surface-2); border: 1px solid var(--d-border); color: var(--d-text); }
.modal.show-pick-modal .modal-header, .modal.show-pick-modal .modal-footer { border-color: var(--d-border); }
.modal.show-pick-modal .btn-close { filter: invert(1) grayscale(1); }
.show-pick {
  display: flex; width: 100%; align-items: center; justify-content: space-between; gap: 12px;
  background: var(--d-surface); border: 1px solid var(--d-border); border-radius: 11px;
  padding: 12px 14px; margin-bottom: 10px; color: var(--d-text); text-align: left;
  transition: border-color .18s, transform .18s, background .18s;
}
.show-pick:hover { border-color: var(--d-accent); background: #1c2027; transform: translateY(-1px); }
.show-pick .lv { font-weight: 700; font-size: 15px; }
.show-pick .rp { font-size: 12px; color: var(--d-muted); margin-top: 2px; }
.show-pick .go { color: var(--d-green); font-weight: 800; font-size: 13px; white-space: nowrap; }

/* ---------- 组件适配 ---------- */
body.theme-dark .bg-white { background: var(--d-surface) !important; }
body.theme-dark .bg-light { background: var(--d-bg-soft) !important; }
body.theme-dark .card { background: var(--d-surface); border-color: var(--d-border); color: var(--d-text); }
body.theme-dark .card-footer { background: var(--d-surface-2) !important; border-color: var(--d-border); }
body.theme-dark .pc-card { background: var(--d-surface); border-color: var(--d-border); }
/* 深色下被覆写为深底的原浅色语义文字，需同步提亮，否则不可读 */
body.theme-dark .text-dark { color: var(--d-text) !important; }
body.theme-dark .text-secondary { color: var(--d-muted) !important; }
body.theme-dark .text-muted { color: var(--d-muted) !important; }
body.theme-dark .pc-card:hover { box-shadow: 0 16px 36px rgba(0,0,0,.5); }
body.theme-dark .pc-card-title { color: #fff; }
body.theme-dark .pc-card-sub, body.theme-dark .text-secondary, body.theme-dark .text-muted { color: var(--d-muted) !important; }
body.theme-dark .pc-card-media { background: #0d0e12; }
body.theme-dark .pc-tabs { background: var(--d-surface); border-color: var(--d-border); }
body.theme-dark .pc-tag { background: #1c2027; color: #c7cede; border-color: var(--d-border); }
body.theme-dark .pc-empty { color: var(--d-muted); }
body.theme-dark .pc-empty i { opacity: .25; }
body.theme-dark .pc-item { background: var(--d-surface); border-color: var(--d-border); }
body.theme-dark .pc-item.is-error { background: rgba(239,68,68,.1); border-color: #dc2626; }
body.theme-dark .pc-item.is-empty { background: var(--d-bg-soft); }
body.theme-dark .pc-item-img { background: #0d0e12; }
body.theme-dark .pc-compat-ok { background: rgba(16,185,129,.12); color: #34d399; }
body.theme-dark .pc-compat-warning { background: rgba(245,158,11,.12); color: #fbbf24; }
body.theme-dark .pc-compat-error { background: rgba(239,68,68,.12); color: #f87171; }
body.theme-dark .pc-checkout-bar { background: rgba(16,17,22,.95); backdrop-filter: blur(10px); border-top-color: var(--d-border); box-shadow: 0 -8px 28px rgba(0,0,0,.5); }
body.theme-dark .pc-pick { background: var(--d-surface); border-color: var(--d-border); color: var(--d-text); }
body.theme-dark .pc-pick-spec { color: var(--d-muted); }
body.theme-dark .pc-spec-list span { background: #1c2027; color: #c7cede; }
body.theme-dark .table { color: var(--d-text); border-color: var(--d-border); }
body.theme-dark .table > :not(caption) > * > * { background: var(--d-surface); color: var(--d-text); border-bottom-color: var(--d-border); }
body.theme-dark .table-striped > tbody > tr:nth-of-type(odd) > * { background: var(--d-bg-soft) !important; }
body.theme-dark .table-hover > tbody > tr:hover > * { background: #1c2027 !important; }
body.theme-dark .form-control, body.theme-dark .form-select, body.theme-dark .input-group-text {
  background: var(--d-surface-2); border-color: var(--d-border); color: var(--d-text);
}
body.theme-dark .form-control:focus, body.theme-dark .form-select:focus {
  background: var(--d-surface-2); color: #fff; border-color: var(--d-accent); box-shadow: 0 0 0 3px rgba(255,90,54,.16);
}
body.theme-dark .form-control::placeholder { color: #78818f; }
body.theme-dark .form-label, body.theme-dark .form-check-label { color: #c7cede; }
body.theme-dark .list-group-item { background: var(--d-surface); border-color: var(--d-border); color: var(--d-text); }
body.theme-dark .list-group-item-action:hover { background: var(--d-surface-2); color: #fff; }
body.theme-dark .alert-light, body.theme-dark .alert-secondary { background: var(--d-bg-soft); color: #c7cede; border-color: var(--d-border); }
body.theme-dark .alert-info { background: rgba(59,130,246,.12); color: #ffc9ad; border-color: rgba(59,130,246,.3); }
body.theme-dark .alert-danger { background: rgba(239,68,68,.12); color: #fca5a5; border-color: rgba(239,68,68,.3); }
body.theme-dark .alert-warning { background: rgba(245,158,11,.12); color: #fcd34d; border-color: rgba(245,158,11,.3); }
body.theme-dark .alert-success { background: rgba(16,185,129,.12); color: #6ee7b7; border-color: rgba(16,185,129,.3); }
body.theme-dark .breadcrumb { --bs-breadcrumb-divider-color: #5b616d; }
body.theme-dark .breadcrumb-item, body.theme-dark .breadcrumb-item.active { color: var(--d-muted); }
body.theme-dark .breadcrumb-item a { color: #c7cede; }
body.theme-dark .pagination .page-link { background: var(--d-surface); border-color: var(--d-border); color: #c7cede; }
body.theme-dark .pagination .active .page-link { background: var(--d-accent); border-color: var(--d-accent); color: #fff; }
body.theme-dark .pagination .disabled .page-link { background: var(--d-bg-soft); color: #5b616d; }
body.theme-dark .btn-primary { background: linear-gradient(135deg, var(--d-accent-2), var(--d-accent)); border: 0; box-shadow: 0 6px 16px rgba(255,90,54,.28); }
body.theme-dark .btn-primary:hover { background: linear-gradient(135deg, #5cc8f5, #ff5a36); border: 0; }
body.theme-dark .btn-outline-primary { color: var(--d-accent-2); border-color: rgba(255,90,54,.55); }
body.theme-dark .btn-outline-primary:hover { background: var(--d-accent); border-color: var(--d-accent); color: #fff; }
body.theme-dark .btn-light { background: #1c2027; border-color: var(--d-border); color: var(--d-text); }
body.theme-dark .btn-light:hover { background: #242932; color: #fff; }
body.theme-dark .btn-outline-secondary { color: #c7cede; border-color: #343b46; }
body.theme-dark .modal-content { background: var(--d-surface); border-color: var(--d-border); color: var(--d-text); }
body.theme-dark .modal-header, body.theme-dark .modal-footer { border-color: var(--d-border); }
body.theme-dark .btn-close { filter: invert(1) grayscale(1); }
body.theme-dark .dropdown-menu { background: var(--d-surface-2); border-color: var(--d-border); }
body.theme-dark .dropdown-item { color: var(--d-text); }
body.theme-dark .dropdown-item:hover { background: #262b33; color: #fff; }
body.theme-dark .border, body.theme-dark .border-top, body.theme-dark .border-bottom,
body.theme-dark .border-start, body.theme-dark .border-end { border-color: var(--d-border) !important; }
body.theme-dark hr { border-color: var(--d-border); opacity: 1; }
body.theme-dark a:focus-visible, body.theme-dark button:focus-visible { outline: 2px solid var(--d-accent); outline-offset: 2px; }
body.theme-dark .toast {
  background: rgba(28,30,37,.96); backdrop-filter: blur(8px);
  color: var(--d-text); border-color: var(--d-border); box-shadow: 0 14px 34px rgba(0,0,0,.55);
}

/* ---------- 移动端顶栏 / 底部 Tab / 页脚 ---------- */
body.theme-dark .pc-tabbar {
  background: rgba(16,17,22,.94); backdrop-filter: blur(10px);
  border-top: 1px solid var(--d-border); box-shadow: none;
}
body.theme-dark .pc-tabbar a { color: #6f7581; }
body.theme-dark .pc-tabbar a.active { color: var(--d-accent); }
body.theme-dark .pc-tabbar a.active i { filter: drop-shadow(0 0 8px rgba(255,90,54,.55)); }
body.theme-dark footer { background: var(--d-bg-soft) !important; border-top: 1px solid var(--d-border) !important; }
body.theme-dark footer .text-secondary { color: var(--d-muted) !important; }
body.theme-dark footer .text-dark { color: #fff !important; }

@media (max-width: 767.98px) {
  .show-hero { padding: 48px 0 34px; }
  .show-watermark { font-size: clamp(90px, 34vw, 180px); }
  .show-title { margin-bottom: 20px; }
  .show-card { padding: 8px 8px 10px; }
  .show-seg a { padding: 8px 14px; font-size: 14px; }
  .show-navtabs a { padding: 8px 16px; }
}

/* ---------- 配件选择弹窗 ---------- */
.pc-pick-scroll { max-height: 62vh; overflow-y: auto; padding-right: 4px; }
.pc-pick { align-items: center; padding: 14px; border-radius: 14px; }
.pc-pick img { width: 64px; height: 64px; object-fit: cover; border-radius: 10px; background: #0d0e12; }
.pc-pick-main { flex: 1; min-width: 0; }
.pc-pick-name { font-weight: 700; font-size: 15px; line-height: 1.4; }
body.theme-dark .pc-pick-name { color: #fff; }
.pc-pick-side { text-align: right; flex: 0 0 auto; }
.pc-pick-side .pc-price { font-size: 17px; }
.pc-pick-stock { font-size: 11.5px; color: #78818f; margin: 2px 0 8px; }

.pc-chip {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 7px; white-space: nowrap;
}
.pc-chip-red { background: rgba(255,90,54,.18); color: #ff8f5e; }
.pc-chip-info { background: rgba(59,130,246,.18); color: #ffc9ad; }
.pc-chip-warn { background: rgba(245,158,11,.18); color: #fcd34d; }
.pc-chip-gray { background: #262b33; color: #98a2b3; }

.pc-pick-specs { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.pc-spec {
  font-size: 12px; color: #c7cede; background: #1a1e24; border: 1px solid #262b33;
  border-radius: 6px; padding: 2px 9px; line-height: 1.6;
}
.pc-spec em { font-style: normal; color: #78818f; margin-right: 5px; }
.pc-pick-reason { margin-top: 8px; font-size: 12.5px; }
.pc-pick-reason.ok { color: #34d399; }
.pc-pick-reason.bad { color: #f87171; }
body.theme-dark .pc-pick.is-active { border-color: rgba(255,90,54,.55); background: rgba(255,90,54,.07); }

/* ---------- 用户中心 ---------- */
.u-banner {
  position: relative; display: flex; align-items: center; gap: 14px; padding: 20px;
  background: linear-gradient(120deg, #14161b, #101216);
  border: 1px solid var(--d-border); border-radius: 16px; overflow: hidden;
}
.u-banner::before {
  content: ""; position: absolute; right: -60px; top: -80px; width: 240px; height: 240px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,90,54,.2), transparent 70%);
}
.u-avatar {
  position: relative; width: 56px; height: 56px; border-radius: 16px; flex: 0 0 56px;
  display: flex; align-items: center; justify-content: center; font-size: 22px; color: #ff8f5e;
  background: rgba(255,90,54,.14); border: 1px solid rgba(255,90,54,.35);
}
.u-name { font-weight: 800; font-size: 17px; color: #fff; }
.u-phone { font-size: 13px; color: var(--d-muted); }
.u-logout {
  position: relative; font-size: 13px; color: var(--d-muted); padding: 7px 14px;
  border-radius: 9px; border: 1px solid var(--d-border); white-space: nowrap; transition: .18s;
}
.u-logout:hover { color: #fff; border-color: #3a414d; }
.u-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: var(--d-surface); border: 1px solid var(--d-border); border-radius: 16px; overflow: hidden;
}
.u-stat { padding: 18px 8px; text-align: center; border-right: 1px solid #1a1e24; transition: background .18s; }
.u-stat:last-child { border-right: 0; }
.u-stat:hover { background: var(--d-surface-2); }
.u-stat b { display: block; font-size: 22px; font-weight: 800; color: #fff; font-variant-numeric: tabular-nums; }
.u-stat.warn b { color: #fcd34d; }
.u-stat span { font-size: 12px; color: var(--d-muted); }
.u-menu { background: var(--d-surface); border: 1px solid var(--d-border); border-radius: 16px; overflow: hidden; }
.u-item {
  display: flex; align-items: center; gap: 14px; padding: 14px 18px; color: var(--d-text);
  border-bottom: 1px solid #1a1e24; transition: background .18s;
}
.u-item:last-child { border-bottom: 0; }
.u-item:hover { background: var(--d-surface-2); color: #fff; }
.u-ico {
  width: 36px; height: 36px; border-radius: 10px; flex: 0 0 36px;
  display: flex; align-items: center; justify-content: center; font-size: 15px;
  background: #1a1e24; color: #b3bcc9; border: 1px solid #262b33; transition: color .18s;
}
.u-item:hover .u-ico { color: #ff8f5e; }
.u-arrow { margin-left: auto; color: #4b5361; font-size: 12px; }

/* ==========================================================
   全局版式：跟随 Bootstrap 栅格自适应（宽屏铺满，窄屏收窄）
   ========================================================== */
body.theme-dark .container { max-width: 960px; }
body.theme-dark .container-xl { max-width: var(--pc-container); }
@media (max-width: 1399.98px) { body.theme-dark .container-xl { max-width: 1200px; } }
@media (max-width: 1199.98px) { body.theme-dark .container-xl { max-width: 100%; padding-left: 20px; padding-right: 20px; } }
@media (max-width: 767.98px)  { body.theme-dark .container-xl { padding-left: 14px; padding-right: 14px; } }
body.theme-dark .modal-lg { max-width: 880px; }
body.theme-dark .modal-dialog { margin-left: auto; margin-right: auto; }

/* ==========================================================
   专业质感：排版 / 组件细节
   ========================================================== */
body.theme-dark { font-size: 15px; line-height: 1.6; }
body.theme-dark h1, body.theme-dark h2, body.theme-dark h3,
body.theme-dark h4, body.theme-dark h5, body.theme-dark h6 { color: #fff; letter-spacing: .2px; }
body.theme-dark .small, body.theme-dark small { color: var(--d-muted); }

/* 区块标题：左侧主色竖条 */
.pc-sec {
  display: flex; align-items: center; gap: 10px; margin: 0 0 14px;
  font-size: 16px; font-weight: 800; color: #fff;
}
.pc-sec::before {
  content: ""; width: 3px; height: 16px; border-radius: 3px;
  background: linear-gradient(180deg, var(--d-accent-2), var(--d-accent));
}
.pc-sec .pc-sec-sub { font-size: 12.5px; font-weight: 500; color: var(--d-muted); margin-left: 4px; }

/* 卡片 */
body.theme-dark .card { border-radius: 14px; }
body.theme-dark .card-header { font-weight: 700; font-size: 14.5px; letter-spacing: .2px; padding: 12px 16px; }
body.theme-dark .card-body { padding: 16px; }

/* 按钮 */
body.theme-dark .btn { border-radius: 10px; font-weight: 700; letter-spacing: .3px; }
body.theme-dark .btn-sm { border-radius: 9px; }
body.theme-dark .btn-lg { border-radius: 12px; min-height: 48px; }

/* 表单 */
body.theme-dark .form-control, body.theme-dark .form-select {
  border-radius: 10px; min-height: 42px; padding: 9px 13px; font-size: 14.5px;
}
body.theme-dark .form-select-sm { min-height: 34px; padding: 4px 30px 4px 10px; }
body.theme-dark .form-label { font-size: 13.5px; font-weight: 600; margin-bottom: 6px; }
body.theme-dark .input-group-text { border-radius: 10px; }

/* 表格 */
body.theme-dark .table > thead > tr > th {
  font-size: 12.5px; font-weight: 700; letter-spacing: .5px; color: var(--d-muted);
  background: var(--d-bg-soft); padding: 11px 14px;
}
body.theme-dark .table > tbody > tr > td { padding: 12px 14px; font-size: 14px; }

/* 徽标 */
body.theme-dark .badge { font-weight: 700; letter-spacing: .3px; padding: 4px 9px; border-radius: 7px; }

/* 价格 */
.pc-price { font-variant-numeric: tabular-nums; letter-spacing: -.2px; }

/* 三步引导 */
.pc-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 24px; }
.pc-step {
  background: var(--d-surface); border: 1px solid var(--d-border); border-radius: 14px;
  padding: 14px 12px; text-align: center;
}
.pc-step i { font-size: 17px; color: var(--d-accent-2); }
.pc-step b { display: block; font-size: 13.5px; font-weight: 700; color: #fff; margin-top: 6px; }
.pc-step span { font-size: 12px; color: var(--d-muted); }

/* 方案卡标签行 */
.show-card-tags { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 6px; }
.show-card-tags span {
  font-size: 11px; color: #c2cad6; background: #1a1e24; border: 1px solid #262b33;
  border-radius: 5px; padding: 1px 7px;
}

/* 服务承诺标签 */
.u-promise { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0; }
.u-promise span {
  display: inline-flex; align-items: center; font-size: 12px; color: #c2cad6;
  background: #1a1e24; border: 1px solid #262b33; border-radius: 7px; padding: 5px 10px;
}
.u-promise i { color: var(--d-green-2); margin-right: 5px; }

/* ---------- 确认 / 输入弹层（pcConfirm / pcPrompt） ---------- */
.pc-confirm .modal-content { border-radius: 16px; border: 1px solid rgba(128,140,160,.22); box-shadow: 0 24px 60px rgba(0,0,0,.4); }
.pc-confirm .modal-body { padding: 28px 24px 10px; text-align: center; }
.pc-confirm .modal-footer { border: 0; justify-content: center; gap: 10px; padding: 14px 24px 22px; }
.pc-confirm .btn { min-width: 104px; }
.pc-confirm-icon {
  width: 54px; height: 54px; border-radius: 50%; margin: 0 auto 14px;
  display: flex; align-items: center; justify-content: center; font-size: 22px;
  background: rgba(239,68,68,.12); color: #ef4444;
}
.pc-confirm-icon.info { background: rgba(255,90,54,.12); color: #ff5a36; }
.pc-confirm-msg { font-weight: 700; font-size: 15.5px; line-height: 1.6; }
body.theme-dark .pc-confirm .modal-content { background: var(--d-surface-2); }
body.theme-dark .pc-confirm .btn-light { background: #262c38; border-color: var(--d-border); }
/* ==========================================================
   登录页
   ========================================================== */
.auth-card {
  background: linear-gradient(180deg, var(--d-surface-2), var(--d-surface));
  border: 1px solid var(--d-border); border-radius: 18px;
  padding: 28px 26px; box-shadow: 0 18px 44px rgba(0,0,0,.45);
}
.auth-head { display: flex; align-items: center; gap: 14px; margin-bottom: 22px; }
.auth-logo {
  width: 46px; height: 46px; border-radius: 13px; flex: 0 0 46px;
  display: flex; align-items: center; justify-content: center; font-size: 20px; color: #fff;
  background: linear-gradient(135deg, var(--d-accent-2), var(--d-accent));
  box-shadow: 0 8px 20px rgba(255,90,54,.32);
}
.auth-title { font-size: 19px; font-weight: 800; margin: 0; color: #fff; }
.auth-sub { font-size: 12.5px; color: var(--d-muted); margin-top: 3px; }
.auth-tip { font-size: 12px; color: var(--d-muted); padding: 8px 12px; border-radius: 9px;
  background: var(--d-bg-soft); border: 1px dashed var(--d-border); margin-top: 12px; }
.auth-tip.warn { color: #fbbf24; border-color: rgba(245,158,11,.35); background: rgba(245,158,11,.08); }

.auth-wx {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 50px; border-radius: 13px; font-size: 16px; font-weight: 800; color: #fff;
  background: linear-gradient(135deg, #2dc100, #07b003);
  box-shadow: 0 10px 26px rgba(7,176,3,.32); transition: transform .18s, filter .18s;
}
.auth-wx:hover { color: #fff; transform: translateY(-2px); filter: brightness(1.06); }
.auth-wx i { font-size: 20px; }

.auth-or { position: relative; text-align: center; margin: 22px 0 16px; }
.auth-or::before { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: var(--d-border); }
.auth-or span { position: relative; background: var(--d-surface); padding: 0 12px; font-size: 12px; color: var(--d-muted); }

.auth-tabs { display: flex; gap: 6px; padding: 4px; margin: 0 0 18px; list-style: none;
  background: var(--d-bg-soft); border: 1px solid var(--d-border); border-radius: 12px; }
.auth-tabs li {
  flex: 1; text-align: center; padding: 9px 8px; border-radius: 9px; cursor: pointer;
  font-size: 14px; font-weight: 700; color: var(--d-muted); transition: .18s;
}
.auth-tabs li.active { color: #fff; background: linear-gradient(135deg, var(--d-accent-2), var(--d-accent));
  box-shadow: 0 6px 16px rgba(255,90,54,.3); }
.auth-pane { display: none; }
.auth-pane.active { display: block; animation: pcFadeUp .3s ease both; }

.auth-agree { display: flex; gap: 8px; align-items: flex-start; font-size: 12.5px;
  color: var(--d-muted); margin: 4px 0 14px; cursor: pointer; }
.auth-agree a { color: var(--d-accent-2); }
.auth-foot { display: flex; justify-content: space-between; gap: 10px; margin-top: 20px;
  padding-top: 16px; border-top: 1px solid var(--d-border); font-size: 13px; }
.auth-foot a { color: var(--d-muted); }
.auth-foot a:hover { color: var(--d-accent-2); }
.auth-mini-wx { color: #2dc100 !important; }

/* ==========================================================
   支付页
   ========================================================== */
.pay-top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 18px 20px; border-radius: 16px; margin-bottom: 18px;
  background: linear-gradient(135deg, rgba(255,90,54,.16), rgba(255,90,54,.04));
  border: 1px solid rgba(255,90,54,.28);
}
.pay-amount { font-size: 30px; font-weight: 800; color: var(--d-accent-2); font-variant-numeric: tabular-nums; }
.pay-amount small { font-size: .6em; margin-right: 2px; }
.pay-sub { font-size: 12.5px; color: var(--d-muted); }
.pay-sub b { color: #fbbf24; font-variant-numeric: tabular-nums; }
.pay-badge {
  display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: 10px;
  font-size: 13px; font-weight: 800; color: #fff; background: linear-gradient(135deg, #2dc100, #07b003);
}
.pay-qr {
  width: 232px; height: 232px; margin: 0 auto; padding: 12px; border-radius: 16px;
  background: #fff; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 30px rgba(0,0,0,.4);
}
.pay-qr img, .pay-qr canvas { border-radius: 6px; }
.pay-qr-loading { color: #64748b; text-align: center; }
.pay-qr-tip { font-size: 12.5px; color: var(--d-muted); margin-top: 12px; }
.pay-qr-tip a { color: var(--d-accent-2); }
.pay-wx-icon {
  width: 72px; height: 72px; margin: 0 auto 14px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 34px; color: #fff;
  background: linear-gradient(135deg, #2dc100, #07b003); box-shadow: 0 10px 26px rgba(7,176,3,.3);
}
.pay-status { font-size: 13px; color: var(--d-muted); }
.pay-status .fa-circle-check { color: var(--d-green); }

/* ==========================================================
   发票
   ========================================================== */
.inv-card {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 14px 16px; border-radius: 14px;
  background: linear-gradient(180deg, var(--d-surface-2), var(--d-surface));
  border: 1px solid var(--d-border);
}
.inv-no { font-size: 12px; color: var(--d-muted); margin-bottom: 2px; }
.inv-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 5px; }
.inv-meta span { font-size: 11.5px; color: var(--d-muted); background: var(--d-bg-soft);
  border: 1px solid var(--d-border); border-radius: 5px; padding: 1px 7px; }
.inv-side { text-align: right; white-space: nowrap; }
.inv-badge { display: inline-block; margin-top: 4px; font-size: 12px; font-weight: 700;
  padding: 3px 10px; border-radius: 7px; }
.inv-badge.wait { color: #fbbf24; background: rgba(245,158,11,.12); }
.inv-badge.done { color: #34d399; background: rgba(16,185,129,.12); }
.inv-badge.reject { color: #f87171; background: rgba(239,68,68,.12); }
.inv-reject { font-size: 12.5px; color: #f87171; margin: 6px 0 0; padding-left: 4px; }

@media (max-width: 575.98px) {
  .auth-card { padding: 20px 16px; }
  .pay-qr { width: 200px; height: 200px; }
  .inv-card { flex-direction: column; align-items: flex-start; }
  .inv-side { text-align: left; }
}

/* ---------- 顶栏防挤压（820px 窄容器适配） ---------- */
.pc-topbar .navbar-brand { font-size: 18px; white-space: nowrap; flex: 0 0 auto; margin-right: 10px !important; }
.pc-topbar .navbar-brand i { font-size: 17px; }
.show-navtabs { display: flex; align-items: center; flex: 0 0 auto; gap: 2px; padding: 3px; }
.show-navtabs a {
  padding: 8px 13px; min-height: 36px; line-height: 1; white-space: nowrap;
  font-size: 14px; font-weight: 700; display: flex; align-items: center;
}
.pc-topbar form { flex: 1 1 auto; min-width: 130px; max-width: 250px; margin-left: auto !important; margin-right: 8px !important; }
.pc-search { width: 100%; min-width: 0; }
.pc-top-icons { flex: 0 0 auto; gap: .15rem; }
.pc-ico {
  width: 38px; height: 38px; border-radius: 10px; padding: 0 !important;
  display: inline-flex; align-items: center; justify-content: center; font-size: 16px;
}
.pc-ico:hover { background: rgba(255,90,54,.12); }
.pc-ico .badge { position: absolute; top: 2px; right: 2px; font-size: 10px; padding: 1px 5px; }
.pc-top-icons .btn { flex: 0 0 auto; }
body.theme-dark .pc-ico:hover { background: rgba(255,90,54,.16); color: #fff !important; }
/* ---------- 页脚（单行版权） ---------- */
.pc-footer { margin-top: auto; padding: 18px 0; border-top: 1px solid var(--d-border); }
.pc-footer-line {
  display: flex; align-items: center; justify-content: center; flex-wrap: wrap;
  gap: 10px; text-align: center;
  font-size: 12.5px; letter-spacing: .3px; color: var(--d-muted);
}
.pc-footer-line i { font-size: 12px; opacity: .75; }
.pc-footer-sep { opacity: .4; }
body.theme-dark main { min-height: calc(100vh - 160px); }
/* ---------- 排序条（装机页 / 换件弹窗共用） ---------- */
.pc-sortbar { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; }
.pc-sortbar-label { font-size: 12.5px; color: var(--d-muted); display: inline-flex; align-items: center; gap: 5px; flex: 0 0 auto; }
.pc-sortbar-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.pc-sort {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 7px 14px; border-radius: 999px; font-size: 13px; font-weight: 600;
  color: var(--d-muted); background: var(--d-surface); border: 1px solid var(--d-border);
  text-decoration: none; cursor: pointer; transition: .16s; white-space: nowrap;
}
.pc-sort i { font-size: 11px; }
.pc-sort:hover { color: #fff; border-color: var(--d-accent); }
.pc-sort.active {
  color: #fff; background: linear-gradient(135deg, var(--d-accent-2), var(--d-accent));
  border-color: transparent; box-shadow: 0 4px 14px rgba(255,90,54,.3);
}
/* 必选件未选齐：结算按钮置灰 + 提示 */
.pc-btn-disabled { opacity: .55; box-shadow: none !important; }
.pc-btn-disabled:hover { filter: none; }
/* ---------- 表单弹窗（发票申请等，替代居中的 pc-confirm 样式） ---------- */
.pc-form-modal {
  border-radius: 16px; border: 1px solid rgba(128,140,160,.22);
  box-shadow: 0 24px 60px rgba(0,0,0,.4);
}
.pc-form-modal .modal-body { padding: 20px 24px; }
.pc-form-modal .form-label { font-weight: 600; margin-bottom: 6px; }
.pc-form-modal .modal-footer { border: 0; padding: 4px 24px 20px; }
.pc-form-note {
  margin-top: 16px; padding: 10px 12px; border-radius: 10px; font-size: 13px;
  background: rgba(255,90,54,.08); color: var(--d-muted, #94a3b8);
}
.pc-form-divider {
  display: flex; align-items: center; gap: 10px;
}
.pc-form-divider::before, .pc-form-divider::after {
  content: ''; flex: 1; height: 1px; background: var(--d-border, rgba(128,140,160,.22));
}

/* ==========================================================
   响应式适配体系（平板 / 手机 / 小屏）
   断点与 Bootstrap 保持一致：992 / 768 / 576
   ========================================================== */

/* ---------- 与底部 TabBar 共存（TabBar 在 <992 显示） ---------- */
body.has-tabbar { padding-bottom: calc(62px + env(safe-area-inset-bottom, 0px)); }

@media (max-width: 991.98px) {
  /* 粘性结算条让位 TabBar，避免被完全盖住 */
  .pc-checkout-bar {
    bottom: calc(62px + env(safe-area-inset-bottom, 0px));
    padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
  }
  /* Toast 上移，不遮 TabBar */
  #pcToast { bottom: calc(72px + env(safe-area-inset-bottom, 0px)) !important; }
  .modal-dialog { margin: .5rem auto; }

  /* 后台 <992：侧栏改抽屉（汉堡按钮此时才出现），主区域占满整宽、整页滚动 */
  .pc-admin-sidebar {
    width: 240px; flex: 0 0 240px;
    box-shadow: 0 0 40px rgba(0, 0, 0, .5); -webkit-overflow-scrolling: touch;
    transform: translateX(-100%); transition: transform .25s;
  }
  .pc-admin-sidebar.show { transform: none; }
  .pc-admin-main { margin-left: 0; height: auto; overflow: visible; }
  .pc-admin-content { padding: 12px; }
  /* 三步引导 / 用户统计在平板缩小间距 */
  .pc-steps { gap: 8px; }
  .pc-step { padding: 12px 10px; }
  .u-stat { padding: 14px 6px; }
  .u-stat b { font-size: 20px; }
}

@media (max-width: 767.98px) {
  /* ---- 栅格化组件降列 ---- */
  .u-stats { grid-template-columns: repeat(2, 1fr); }
  .u-stat { padding: 14px 8px; }
  .pc-steps { grid-template-columns: 1fr; gap: 8px; }
  .pc-step { display: flex; align-items: center; gap: 10px; text-align: left; padding: 12px 14px; }
  .pc-step b { margin-top: 0; }

  /* ---- 横向 flex 允许换行，防溢出 ---- */
  .u-banner, .pay-top, .pc-pick, .pc-sec, .pc-spec-list { flex-wrap: wrap; }
  .u-logout { margin-left: auto; }
  .pay-amount { font-size: 24px; }
  .pc-pick { padding: 12px; }
  .pc-pick img { width: 52px; height: 52px; }
  .pc-pick-main { flex: 1 1 100%; }
  .pc-pick-side {
    width: 100%; text-align: left; padding-left: 64px;
    display: flex; align-items: center; justify-content: space-between; gap: 10px;
  }
  .pc-pick-stock { margin: 0; }
  .pc-stat { padding: 14px; }

  /* ---- 后台表格：写死的 th 宽度会在小屏撑出横滑，这里放开 ---- */
  .pc-table th, .table th { width: auto !important; min-width: 0 !important; white-space: normal !important; }
  .pc-table td, .table td { white-space: normal; }

}

@media (max-width: 575.98px) {
  .container, .container-xl, .container-fluid, .row { padding-left: 10px; padding-right: 10px; }
  .row { margin-left: -6px; margin-right: -6px; }
  .row > * { padding-left: 6px; padding-right: 6px; }

  /* 列表项更紧凑 */
  .pc-item { padding: 12px; gap: 10px; }
  .pc-item-img { width: 48px; height: 48px; flex-basis: 48px; }
  .pc-item-name { font-size: 13px; }

  /* 按钮组在窄卡片里换行，避免溢出 */
  .btn-group:not(.btn-group-vertical) { flex-wrap: wrap; }
  .pc-confirm .btn { min-width: 84px; }
  .pc-stat { padding: 12px; }
  .u-stat b { font-size: 18px; }
  .u-item { padding: 12px 14px; gap: 10px; }
  .u-ico { width: 32px; height: 32px; flex: 0 0 32px; font-size: 14px; }

  /* 模态框内边距收紧 */
  .pc-form-modal .modal-body { padding: 16px; }
  .pc-form-modal .modal-footer { padding: 4px 16px 16px; }
  .modal-body { padding: 14px; }
  h5 { font-size: 1.05rem; }
  .pc-tabbar a { font-size: 11px; }
}

/* ---------- 详情主图：锁定比例，避免超高图吃掉整屏 ---------- */
.pc-detail-img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 14px; background: #0d0e12; }
@media (max-width: 575.98px) { .pc-detail-img { aspect-ratio: 16 / 10; } }

/* ==========================================================
   登录 / 注册模态框
   ========================================================== */
.auth-modal .modal-content {
  border-radius: 18px; border: 1px solid var(--d-border);
  background: linear-gradient(180deg, var(--d-surface-2), var(--d-surface));
  box-shadow: 0 24px 70px rgba(0, 0, 0, .55);
  overflow: hidden;
}
.auth-modal .modal-body { position: relative; padding: 26px 26px 22px; }
.auth-modal .auth-modal-close {
  position: absolute; top: 14px; right: 14px; z-index: 2; opacity: .55;
  transition: opacity .18s, transform .18s;
}
.auth-modal .auth-modal-close:hover { opacity: 1; transform: rotate(90deg); }

/* 品牌头部 */
.auth-modal .auth-head { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.auth-modal .auth-title { font-size: 18px; font-weight: 800; margin: 0; color: #fff; letter-spacing: .3px; }
.auth-modal .auth-sub { font-size: 12.5px; color: var(--d-muted); margin-top: 3px; }

/* 主 Tab（登录 / 注册）：分段控件 */
.auth-modal .auth-seg {
  display: flex; gap: 4px; padding: 4px; margin-bottom: 16px;
  background: var(--d-bg-soft); border: 1px solid var(--d-border); border-radius: 12px;
  border-bottom: 1px solid var(--d-border);
}
.auth-modal .auth-seg .nav-link {
  flex: 1; border: 0; border-radius: 9px; padding: 9px 8px;
  font-size: 14px; font-weight: 700; color: var(--d-muted);
  background: transparent; transition: color .18s, background .18s, box-shadow .18s;
}
.auth-modal .auth-seg .nav-link:hover { color: #fff; }
.auth-modal .auth-seg .nav-link.active {
  color: #fff; background: linear-gradient(135deg, var(--d-accent-2), var(--d-accent));
  box-shadow: 0 6px 16px rgba(255, 90, 54, .3); border: 0;
}
.auth-modal .auth-seg .nav-link:focus { box-shadow: none; }
.auth-modal .auth-seg .nav-link.active:focus { box-shadow: 0 6px 16px rgba(255, 90, 54, .3); }

/* 次级 Tab（验证码登录 / 账号密码）：小型分段控件 */
.auth-modal .auth-seg-sm {
  display: flex; gap: 4px; padding: 3px; margin-bottom: 16px;
  background: var(--d-bg-soft); border: 1px solid var(--d-border); border-radius: 10px;
}
.auth-modal .auth-seg-sm .nav-link {
  flex: 1; border: 0; border-radius: 8px; padding: 6px 6px;
  font-size: 13px; font-weight: 600; color: var(--d-muted);
  background: transparent; transition: color .18s, background .18s;
}
.auth-modal .auth-seg-sm .nav-link:hover { color: #fff; }
.auth-modal .auth-seg-sm .nav-link.active { color: #fff; background: #26303f; }
.auth-modal .auth-seg-sm .nav-link:focus { box-shadow: none; }

/* 表单 */
.auth-modal .form-label { font-size: 13px; font-weight: 600; color: #c7cede; margin-bottom: 6px; }
.auth-modal .form-control { min-height: 44px; border-radius: 10px; }
/* 验证码输入组：输入框与按钮拼成一体 */
.auth-modal .auth-otp-group .form-control { border-radius: 10px 0 0 10px; }
.auth-modal .auth-otp-group .btn {
  min-height: 44px; padding: 0 16px; border: 1px solid rgba(255, 90, 54, .4); border-left: 0;
  border-radius: 0 10px 10px 0; font-size: 13px; font-weight: 700; white-space: nowrap;
  color: var(--d-accent-2); background: rgba(255, 90, 54, .1); transition: background .18s, color .18s;
}
.auth-modal .auth-otp-group .btn:hover:not(:disabled) { background: var(--d-accent); color: #fff; }
.auth-modal .auth-otp-group .btn:disabled { opacity: .55; cursor: not-allowed; }

/* 协议勾选 */
.auth-modal .auth-agree { display: flex; align-items: flex-start; gap: 8px; font-size: 12.5px; color: var(--d-muted); margin: 2px 0 16px; cursor: pointer; }
.auth-modal .auth-agree .form-check-input { margin-top: 3px; background-color: var(--d-surface-2); border-color: var(--d-border); }
.auth-modal .auth-agree .form-check-input:checked { background-color: var(--d-accent); border-color: var(--d-accent); }
.auth-modal .auth-agree .form-check-input:focus { box-shadow: 0 0 0 3px rgba(255, 90, 54, .16); border-color: var(--d-accent); }

/* 主按钮 */
.auth-modal .auth-submit { min-height: 46px; font-size: 15px; letter-spacing: 2px; }

/* 底部链接 */
.auth-modal-foot {
  display: flex; align-items: center; justify-content: center; gap: 14px;
  margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--d-border); font-size: 13px;
}
.auth-modal-foot a { color: var(--d-muted); transition: color .18s; }
.auth-modal-foot a:hover { color: var(--d-accent-2); }
.auth-modal-foot .fa-weixin { color: #2dc100; }
.auth-foot-sep { width: 1px; height: 12px; background: var(--d-border); }

/* 注册页两列密码 */
.auth-modal .row.g-3 { margin-bottom: 2px; }

@media (max-width: 575.98px) {
  .auth-modal .modal-body { padding: 20px 16px 16px; }
  .auth-modal .auth-title { font-size: 16.5px; }
  .auth-modal .auth-submit { letter-spacing: 1px; }
}

/* ==========================================================
   设计系统 v2：统一排版 / 统一组件 / 自适应栅格
   ----------------------------------------------------------
   目标：
   1. 取消 820px 窄栏，改为跟随 Bootstrap 栅格（≤1280 内容宽）
   2. 全站统一圆角（10 / 14 / 18）、边框、阴影、间距节奏
   3. 配色统一为「石墨黑 + 暖橙」，价格/CTA/强调色只用一套
   ========================================================== */

/* ---------- 排版基准 ---------- */
body.theme-dark {
  font-size: 15.5px;
  line-height: 1.65;
  letter-spacing: .15px;
}
body.theme-dark h1, body.theme-dark h2, body.theme-dark h3,
body.theme-dark h4, body.theme-dark h5 { letter-spacing: -.1px; }
body.theme-dark .small, body.theme-dark small { letter-spacing: 0; }

/* ---------- 顶栏 ---------- */
body.theme-dark .pc-topbar {
  min-height: 66px;
  background: rgba(11, 12, 15, .84) !important;
  border-bottom: 1px solid var(--d-border) !important;
}
body.theme-dark .pc-topbar .container-xl {
  display: flex; align-items: center; min-height: 66px;
  max-width: var(--pc-container);
}
.pc-topbar .navbar-brand { font-size: 20px; letter-spacing: .2px; }
.pc-topbar .navbar-brand i { color: var(--d-accent); }
.show-navtabs { gap: 4px; padding: 0; }
.show-navtabs a { min-height: 38px; padding: 0 16px; border-radius: 10px; font-size: 14.5px; }
.pc-search .form-control { min-height: 40px; border-radius: 10px 0 0 10px; }
.pc-search .btn { border-radius: 0 10px 10px 0; }
.pc-ico { width: 40px; height: 40px; border-radius: 11px; }
body.theme-dark .pc-top-icons .btn { min-height: 38px; border-radius: 10px; }

/* ---------- 主视觉 ---------- */
.show-hero { padding: 104px 0 68px; text-align: center; }
.show-watermark { font-size: clamp(120px, 26vw, 360px); }
.show-title { font-size: clamp(28px, 3.4vw, 44px); letter-spacing: 0; margin-bottom: 30px; }
.show-sub { margin-top: 20px; font-size: 14px; }
.btn-show-diy { min-height: 54px; padding: 15px 40px; font-size: 17.5px; border-radius: 14px; }

/* ---------- 三步引导 ---------- */
.pc-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-bottom: 30px; }
.pc-step {
  display: flex; flex-direction: column; align-items: flex-start; gap: 8px;
  padding: 20px 22px; border-radius: 16px; text-align: left;
  background: linear-gradient(180deg, var(--d-surface-2), var(--d-surface));
  border: 1px solid var(--d-border);
}
.pc-step i {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  font-size: 14px; font-style: normal; color: #fff;
  background: linear-gradient(135deg, var(--d-accent-2), var(--d-accent));
  box-shadow: 0 6px 16px rgba(255, 90, 54, .28);
}
.pc-step b { margin: 0; font-size: 15px; font-weight: 700; color: #fff; }
.pc-step span { font-size: 12.5px; color: var(--d-muted); }

/* ---------- 区块标题 ---------- */
.pc-sec { font-size: 18px; margin: 4px 0 16px; gap: 10px; }
.pc-sec::before { width: 4px; height: 18px; }
.pc-sec > span { font-size: 12.5px; font-weight: 500; color: var(--d-muted); margin-left: 2px; }

/* ---------- 分段筛选 ---------- */
.show-seg { margin-bottom: 24px; padding: 5px; border-radius: 14px; }
.show-seg a {
  min-height: 38px; padding: 0 18px; display: inline-flex; align-items: center;
  border-radius: 10px; font-size: 14px;
}

/* ---------- 整机卡片 ---------- */
.show-card { padding: 12px 12px 14px; gap: 12px; border-radius: 18px; }
.show-card-img { border-radius: 12px; aspect-ratio: 16 / 10; }
.show-card-name {
  font-size: 15.5px; line-height: 1.45; white-space: normal;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.show-card-sub { font-size: 12px; }
.show-price { font-size: 20px; font-weight: 800; }
.show-card-tags span { border-radius: 6px; font-size: 11px; }
.btn-add {
  min-height: 38px; padding: 0 22px; border-radius: 10px; font-size: 13.5px; font-weight: 700;
  background: linear-gradient(135deg, var(--d-accent-2), var(--d-accent));
  color: #fff; box-shadow: 0 8px 18px rgba(255, 90, 54, .3);
}
.btn-add:hover { color: #fff; filter: brightness(1.06); }

/* ---------- 按钮统一 ---------- */
body.theme-dark .btn { border-radius: 10px; font-weight: 600; letter-spacing: .2px; }
body.theme-dark .btn-sm { min-height: 34px; }
body.theme-dark .btn-lg { min-height: 48px; }
body.theme-dark .btn-primary {
  background: linear-gradient(135deg, var(--d-accent-2), var(--d-accent));
  border: 0; box-shadow: 0 4px 14px rgba(255, 90, 54, .26);
}
body.theme-dark .btn-primary:hover,
body.theme-dark .btn-primary:focus { filter: brightness(1.07); box-shadow: 0 8px 22px rgba(255, 90, 54, .34); }
body.theme-dark .btn-outline-primary { color: var(--d-accent-2); border-color: rgba(255, 90, 54, .45); }
body.theme-dark .btn-outline-primary:hover { background: var(--d-accent); border-color: var(--d-accent); color: #fff; }

/* ---------- 表单统一 ---------- */
body.theme-dark .form-control, body.theme-dark .form-select { min-height: 44px; border-radius: 10px; font-size: 14.5px; }
body.theme-dark .form-label { font-size: 13px; font-weight: 600; color: var(--d-muted); }
body.theme-dark .input-group .btn { border-radius: 0 10px 10px 0; }
body.theme-dark .form-check-input:checked { background-color: var(--d-accent); border-color: var(--d-accent); }

/* ---------- 价格 / 标签 / 徽标统一 ---------- */
.pc-price, .show-price, body.theme-dark .text-primary { color: var(--d-accent-2) !important; }
.pc-tag { background: var(--d-accent-soft); color: var(--d-accent-2); border-radius: 7px; }
body.theme-dark .badge { border-radius: 7px; font-weight: 600; }

/* ---------- 卡片 / 列表 / 弹窗统一 ---------- */
body.theme-dark .card { border-radius: 16px; border-color: var(--d-border); }
body.theme-dark .card-header { padding: 14px 18px; }
body.theme-dark .card-body { padding: 18px; }
body.theme-dark .modal-content { border-radius: 18px; }
body.theme-dark .pc-item, body.theme-dark .pc-pick { border-radius: 14px; }
body.theme-dark .pc-item { padding: 14px; }
.pc-empty { padding: 72px 20px; }

/* ---------- 用户中心统一 ---------- */
body.theme-dark .u-banner { border-radius: 18px; }
body.theme-dark .u-stats, body.theme-dark .u-menu { border-radius: 18px; }

/* ---------- 底部 Tab / 页脚 ---------- */
body.theme-dark .pc-tabbar { border-top: 1px solid var(--d-border); }
body.theme-dark .pc-tabbar a { font-size: 11px; }
body.theme-dark .pc-tabbar a.active { color: var(--d-accent-2); }
body.theme-dark .pc-footer { background: transparent !important; border-top: 1px solid var(--d-border); padding: 22px 0; }

/* ---------- 分页统一 ---------- */
body.theme-dark .pagination .page-link { border-radius: 9px; margin: 0 3px; border-color: var(--d-border); }
body.theme-dark .pagination .active .page-link { background: var(--d-accent); border-color: var(--d-accent); }

/* ---------- 响应式 ---------- */
@media (max-width: 991.98px) {
  .show-hero { padding: 68px 0 48px; }
  .pc-step { padding: 16px 18px; }
}
@media (max-width: 767.98px) {
  body.theme-dark { font-size: 15px; }
  .show-hero { padding: 52px 0 38px; }
  .show-title { margin-bottom: 22px; }
  .pc-steps { grid-template-columns: 1fr; gap: 10px; }
  .pc-step { flex-direction: row; align-items: center; gap: 12px; padding: 14px 16px; }
  .pc-step b { font-size: 14px; }
  .pc-step span { margin-left: auto; }
  .show-seg { margin-bottom: 18px; }
  .show-seg a { min-height: 34px; padding: 0 13px; font-size: 13px; }
  body.theme-dark .pc-topbar .container-xl { min-height: 58px; }
  body.theme-dark .pc-topbar { min-height: 58px; }
}

/* ---------- 主视觉：徽标 + 双 CTA ---------- */
.hero-badge {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 6px 14px; margin-bottom: 20px; border-radius: 999px;
  font-size: 12.5px; font-weight: 600; color: var(--d-accent-2);
  background: var(--d-accent-soft); border: 1px solid rgba(255, 90, 54, .3);
}
.show-hero .show-sub { margin: 0 auto 34px; max-width: 640px; }
.hero-actions { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 12px; }
.btn-hero-ghost {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  min-height: 54px; padding: 0 30px; border-radius: 14px;
  font-size: 16px; font-weight: 700; color: var(--d-text);
  background: var(--d-surface); border: 1px solid var(--d-border-strong);
  transition: transform .18s, border-color .18s, background .18s;
}
.btn-hero-ghost:hover { color: #fff; border-color: var(--d-accent); background: var(--d-surface-2); transform: translateY(-2px); }
@media (max-width: 575.98px) {
  .hero-actions { gap: 10px; }
  .hero-actions .btn-show-diy, .hero-actions .btn-hero-ghost {
    width: 100%; min-height: 50px; font-size: 15.5px;
  }
}

/* ---------- 次级页主视觉（紧凑版） ---------- */
.show-hero.is-compact { padding: 64px 0 40px; }
.show-hero.is-compact .show-title { font-size: clamp(24px, 2.6vw, 34px); margin-bottom: 22px; }
.show-hero.is-compact .show-watermark { font-size: clamp(88px, 18vw, 240px); }

/* ---------- 内页页头统一（购物车 / 订单 / 地址 / 收藏 / 配置单等） ---------- */
body.theme-dark main .container-xl > .d-flex.align-items-center:first-child {
  gap: 12px;
  padding-bottom: 14px;
  margin-bottom: 18px !important;
  border-bottom: 1px solid var(--d-border);
}
body.theme-dark main .container-xl > .d-flex.align-items-center:first-child h5 {
  font-size: 19px; font-weight: 700; letter-spacing: .2px;
}
body.theme-dark main .container-xl > .d-flex.align-items-center:first-child .btn-light {
  width: 38px; height: 38px; padding: 0; flex: 0 0 38px;
  display: inline-flex; align-items: center; justify-content: center; border-radius: 10px;
}

/* ---------- 卡片头部统一 ---------- */
body.theme-dark .card > .card-header {
  background: var(--d-surface-2) !important;
  border-bottom: 1px solid var(--d-border);
  font-weight: 700;
}

/* ==========================================================
   视觉 v3：深空蓝 · 玻璃质感（替代纯黑底）
   ----------------------------------------------------------
   1. 背景：深空蓝渐变 + 冷光晕 + 蓝图网格（不用纯黑）
   2. 面层：半透明玻璃 + 细描边 + 冷调高光
   3. 字号整体上调一级，标题使用渐变字
   4. 强调色仍为暖橙，冷色仅用于氛围与点缀
   ========================================================== */

/* ---------- 色板与背景 ---------- */
body.theme-dark {
  --d-bg: #0c1220;
  --d-bg-soft: #101a2b;
  --d-surface: #141e2e;
  --d-surface-2: #1a2637;
  --d-border: #26344a;
  --d-border-strong: #384b66;
  --d-text: #eef3fb;
  --d-muted: #9dabc2;
  --d-accent: #ff6b3d;
  --d-accent-2: #ffa170;
  --d-accent-soft: rgba(255, 107, 61, .14);
  --d-cool: #6f8dff;
  --d-cool-2: #4fd1ff;
  --d-glass: rgba(21, 31, 47, .72);
  --d-shadow-1: 0 2px 12px rgba(4, 9, 18, .38);
  --d-shadow-2: 0 20px 52px rgba(4, 9, 18, .55);

  font-size: 16.5px;
  line-height: 1.7;
  letter-spacing: .1px;
  background:
    radial-gradient(1120px 640px at 6% -12%, rgba(111, 141, 255, .20), transparent 62%),
    radial-gradient(920px 560px at 94% -6%, rgba(255, 107, 61, .17), transparent 60%),
    radial-gradient(1200px 820px at 50% 118%, rgba(79, 209, 255, .09), transparent 66%),
    linear-gradient(180deg, #0e1626 0%, #0b121e 46%, #090e18 100%);
  background-attachment: fixed;
}
body.theme-dark::before {
  height: 620px;
  background:
    radial-gradient(760px 340px at 50% -170px, rgba(255, 107, 61, .16), transparent 72%),
    linear-gradient(180deg, rgba(255, 255, 255, .035), transparent 340px);
}
/* 蓝图网格：仅顶部渐显，避免全屏噪点 */
body.theme-dark::after {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(rgba(140, 170, 220, .075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140, 170, 220, .075) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: radial-gradient(1100px 640px at 50% -70px, #000 22%, transparent 76%);
  mask-image: radial-gradient(1100px 640px at 50% -70px, #000 22%, transparent 76%);
}

/* ---------- 字号体系（整体上调） ---------- */
body.theme-dark h1, body.theme-dark h2, body.theme-dark h3,
body.theme-dark h4, body.theme-dark h5, body.theme-dark h6 { font-weight: 800; letter-spacing: -.1px; }
body.theme-dark .small, body.theme-dark small { font-size: 13.5px; }
body.theme-dark .text-secondary, body.theme-dark .text-muted { color: #9dabc2 !important; }

/* ---------- 顶栏：玻璃 + 冷调描边 ---------- */
body.theme-dark .pc-topbar {
  background: rgba(12, 20, 33, .74) !important;
  border-bottom: 1px solid rgba(148, 178, 220, .14) !important;
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
}
.pc-topbar .navbar-brand { font-size: 21px; }
.show-navtabs a { font-size: 15.5px; min-height: 40px; padding: 0 18px; }
.show-navtabs a.active { box-shadow: 0 10px 26px rgba(255, 107, 61, .34); }
.pc-search .form-control { background: rgba(12, 20, 33, .7); border-color: rgba(148, 178, 220, .16); }

/* ---------- 主视觉 ---------- */
.show-hero { padding: 112px 0 76px; }
.show-hero::after {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(111, 141, 255, .55), rgba(255, 107, 61, .55), transparent);
}
.show-title {
  font-size: clamp(32px, 3.9vw, 56px);
  font-weight: 900; line-height: 1.14; letter-spacing: -.6px;
  background: linear-gradient(180deg, #ffffff 18%, #b6cbec 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.show-watermark {
  background: linear-gradient(180deg, rgba(111, 141, 255, .20), rgba(79, 209, 255, .06) 58%, transparent);
  -webkit-background-clip: text; background-clip: text;
}
.show-sub { font-size: 16px; color: #b6c4da; }
.hero-badge {
  font-size: 13.5px; color: #d3e0ff;
  background: rgba(111, 141, 255, .14);
  border-color: rgba(111, 141, 255, .38);
}
.hero-badge i { color: var(--d-cool-2); }
.btn-show-diy { font-size: 18px; box-shadow: 0 16px 38px rgba(255, 107, 61, .34); }
.btn-hero-ghost { font-size: 16.5px; background: rgba(255, 255, 255, .04); border-color: rgba(148, 178, 220, .26); }

/* ---------- 三步引导：玻璃卡 ---------- */
.pc-step {
  background: linear-gradient(180deg, rgba(32, 46, 68, .86), rgba(18, 27, 42, .88));
  border: 1px solid rgba(148, 178, 220, .14);
  box-shadow: 0 14px 34px rgba(4, 9, 18, .34);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.pc-step b { font-size: 16px; }
.pc-step span { font-size: 13.5px; }

/* ---------- 区块标题 ---------- */
.pc-sec { font-size: 20px; letter-spacing: .2px; }
.pc-sec::before {
  width: 4px; height: 20px;
  background: linear-gradient(180deg, var(--d-cool-2), var(--d-accent));
}
.pc-sec > span { font-size: 13.5px; }

/* ---------- 分段筛选 ---------- */
.show-seg {
  background: rgba(20, 30, 46, .78);
  border-color: rgba(148, 178, 220, .14);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.show-seg a { font-size: 15px; min-height: 40px; padding: 0 20px; }

/* ---------- 整机卡片：玻璃 + 冷光描边 ---------- */
.show-card {
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(32, 46, 68, .84), rgba(19, 28, 43, .92));
  border: 1px solid rgba(148, 178, 220, .13);
  box-shadow: 0 16px 40px rgba(4, 9, 18, .42), inset 0 1px 0 rgba(255, 255, 255, .05);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.show-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 107, 61, .5);
  box-shadow: 0 28px 62px rgba(4, 9, 18, .58), 0 0 0 1px rgba(255, 107, 61, .18);
}
.show-card-img { border-radius: 14px; background: #0f1726; }
.show-card-name { font-size: 17px; font-weight: 700; }
.show-card-sub { font-size: 13px; }
.show-price { font-size: 22px; }
.show-card-tags span { font-size: 12px; padding: 2px 8px; }
.btn-add { min-height: 40px; padding: 0 24px; border-radius: 11px; font-size: 14.5px; }

/* ---------- 通用卡片 / 列表：玻璃面 ---------- */
body.theme-dark .card {
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(28, 40, 58, .84), rgba(17, 25, 38, .92));
  border: 1px solid rgba(148, 178, 220, .13) !important;
  box-shadow: 0 16px 38px rgba(4, 9, 18, .34);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
body.theme-dark .card > .card-header {
  background: rgba(255, 255, 255, .035) !important;
  border-bottom: 1px solid rgba(148, 178, 220, .12) !important;
  font-size: 15.5px;
}
body.theme-dark .card-body { padding: 20px; }
body.theme-dark .list-group-item { background: transparent; font-size: 15.5px; }
body.theme-dark .pc-item, body.theme-dark .pc-pick, body.theme-dark .pc-tabs {
  background: rgba(24, 35, 52, .74);
  border-color: rgba(148, 178, 220, .14);
}

/* ---------- 表单 ---------- */
body.theme-dark .form-control, body.theme-dark .form-select {
  min-height: 46px; font-size: 15.5px;
  background: rgba(11, 18, 30, .72);
  border-color: rgba(148, 178, 220, .16);
}
body.theme-dark .form-control:focus, body.theme-dark .form-select:focus {
  background: rgba(11, 18, 30, .92);
  border-color: var(--d-accent);
  box-shadow: 0 0 0 3px rgba(255, 107, 61, .18);
}
body.theme-dark .form-label { font-size: 13.5px; }

/* ---------- 按钮字号 ---------- */
body.theme-dark .btn { font-size: 15px; }
body.theme-dark .btn-sm { min-height: 36px; font-size: 13.5px; }
body.theme-dark .btn-lg { min-height: 50px; font-size: 17px; }

/* ---------- 内页页头 ---------- */
body.theme-dark main .container-xl > .d-flex.align-items-center:first-child h5 { font-size: 21px; }

/* ---------- 用户中心 / 结算条 / 底部 ---------- */
.u-banner {
  background: linear-gradient(135deg, rgba(111, 141, 255, .20), rgba(255, 107, 61, .13));
  border: 1px solid rgba(148, 178, 220, .14);
}
.u-name { font-size: 19px; }
body.theme-dark .pc-checkout-bar {
  background: rgba(10, 16, 26, .92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid rgba(148, 178, 220, .14);
}
body.theme-dark .pc-tabbar {
  background: rgba(9, 15, 24, .9);
  border-top: 1px solid rgba(148, 178, 220, .12);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
body.theme-dark .pc-tabbar a { font-size: 12px; }
body.theme-dark footer { background: rgba(9, 14, 23, .6) !important; }

/* ---------- 弹窗 ---------- */
body.theme-dark .modal-content {
  background: linear-gradient(180deg, #17222f, #111a28);
  border: 1px solid rgba(148, 178, 220, .16);
  box-shadow: 0 32px 80px rgba(2, 6, 14, .7);
}

/* ---------- 表格 / 分页字号 ---------- */
body.theme-dark .table { font-size: 15px; }
body.theme-dark .pagination { font-size: 15px; }

/* ---------- 登录弹窗字号 ---------- */
.auth-modal .auth-title { font-size: 19px; }
.auth-modal .auth-sub { font-size: 13.5px; }
.auth-modal .form-label { font-size: 13.5px; }
.auth-modal .auth-submit { font-size: 16px; }

/* ---------- 主视觉服务承诺条 ---------- */
.hero-trust {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: 10px 26px; margin: 40px 0 0; padding: 0; list-style: none;
}
.hero-trust li {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 600; color: #a9b8d0;
}
.hero-trust li i { font-size: 13px; color: var(--d-cool-2); opacity: .9; }
.hero-trust li + li::before {
  content: ""; width: 4px; height: 4px; border-radius: 50%;
  background: rgba(148, 178, 220, .45); margin-right: 18px;
}

/* ---------- 自适应 ---------- */
@media (max-width: 1199.98px) {
  body.theme-dark { font-size: 16px; }
  .show-title { font-size: clamp(30px, 4.6vw, 46px); }
  .hero-trust { margin-top: 34px; }
}
@media (max-width: 767.98px) {
  .hero-trust { gap: 8px 14px; margin-top: 28px; }
  .hero-trust li { font-size: 12.5px; }
  .hero-trust li + li::before { margin-right: 8px; }
}
@media (max-width: 991.98px) {
  .show-hero { padding: 84px 0 56px; }
  .pc-sec { font-size: 19px; }
}
@media (max-width: 767.98px) {
  body.theme-dark { font-size: 15.5px; line-height: 1.65; }
  .show-hero { padding: 58px 0 42px; }
  .show-title { font-size: 28px; letter-spacing: -.2px; }
  .show-sub { font-size: 14.5px; }
  .hero-badge { font-size: 12.5px; padding: 5px 12px; }
  .pc-sec { font-size: 18px; }
  .show-card-name { font-size: 15.5px; }
  .show-price { font-size: 20px; }
  .btn-add { min-height: 36px; padding: 0 16px; font-size: 13px; }
  .pc-topbar .navbar-brand { font-size: 19px; }
  body.theme-dark .pc-steps { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .show-watermark { animation: none; }
  .show-card:hover { transform: none; }
}

/* 渐变字兜底：不支持 background-clip:text 的浏览器保持纯白标题 */
@supports not ((-webkit-background-clip: text) or (background-clip: text)) {
  .show-title { -webkit-text-fill-color: #fff; color: #fff; background: none; }
}