/* PC 商城 storefront 主题样式 — keji 科技商务风对齐版 */
* { box-sizing: border-box; }
/* 品牌色变量化（任务716）：SSR 仅在 config.theme 合法时注入 :root 变量块
   （见 master.html sf-theme-vars），未注入时取回落字面量。
   回落值 = keji 蓝系，与官网主站视觉统一；租户配主题色时整站跟随。
   语义色（成功绿/警告橙/订单状态等）不跟主色，保持字面量。 */
:root {
    --sf-text: #1a1a2e;
    --sf-text-secondary: #4a5568;
    --sf-text-light: #5b6b80;
    --sf-border: #e8ecf1;
    --sf-bg: #f7f9fc;
    --sf-card: #ffffff;
    --sf-radius: 12px;
    --sf-radius-lg: 16px;
    --sf-shadow-sm: 0 2px 8px rgba(15,22,53,0.06);
    --sf-shadow-md: 0 8px 30px rgba(15,22,53,0.08);
    --sf-shadow-lg: 0 20px 60px rgba(15,22,53,0.12);
    --sf-shadow-brand: 0 8px 32px rgba(var(--shop-primary-rgb, 37,99,235),0.25);
    --sf-transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
body { margin: 0; font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; background: var(--sf-bg); color: var(--sf-text); font-size: 14px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
[hidden] { display: none !important; }

/* ===== 可访问性基线（任务930）===== */
.sf-skip-link { position: absolute; top: -60px; left: 16px; z-index: 999;
  padding: 10px 18px; background: var(--shop-primary, #2563eb); color: #fff;
  border-radius: 0 0 10px 10px; font-weight: 600; transition: top 0.2s ease; }
.sf-skip-link:focus { top: 0; color: #fff; }
:focus-visible { outline: 3px solid var(--shop-primary-light, #3b82f6); outline-offset: 2px; }

/* ===== 顶栏：毛玻璃 ===== */
.sf-header { background: rgba(255,255,255,0.86); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid rgba(232,236,241,0.8); position: sticky; top: 0; z-index: 100; }
.sf-header-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; gap: 32px; padding: 14px 20px; }
.sf-logo { display: flex; align-items: center; gap: 8px; font-size: 20px; font-weight: 700; color: var(--shop-primary, #2563eb); letter-spacing: 0.5px; }
.sf-logo img { height: 34px; }
.sf-nav { display: flex; gap: 24px; }
.sf-nav a { padding: 4px 2px; color: var(--sf-text-secondary); position: relative; transition: color .25s; }
.sf-nav a::after { content: ''; position: absolute; left: 50%; bottom: -2px; width: 0; height: 2px; border-radius: 1px; background: var(--shop-primary, #2563eb); transition: all .3s; transform: translateX(-50%); }
.sf-nav a:hover::after, .sf-nav a.active::after { width: 100%; }
.sf-nav a.active, .sf-nav a:hover { color: var(--shop-primary, #2563eb); font-weight: 600; }
.sf-cart-badge { display: inline-block; min-width: 17px; padding: 0 5px; margin-left: 3px; background: var(--shop-primary, #2563eb); color: var(--shop-on-primary, #fff); border-radius: 9px; font-size: 11px; line-height: 17px; text-align: center; }
.sf-search { margin-left: auto; display: flex; position: relative; }
.sf-search input { width: 230px; padding: 9px 14px; border: 1px solid var(--sf-border); border-right: none; border-radius: 8px 0 0 8px; outline: none; background: #fff; transition: border-color .25s, box-shadow .25s; }
.sf-search input:focus { border-color: var(--shop-primary, #2563eb); box-shadow: 0 0 0 3px rgba(var(--shop-primary-rgb, 37,99,235),0.12); }
.sf-search button { padding: 9px 18px; border: none; background: var(--shop-primary, #2563eb); color: var(--shop-on-primary, #fff); border-radius: 0 8px 8px 0; cursor: pointer; font-weight: 600; transition: filter .25s; }
.sf-search button:hover { filter: brightness(1.08); }
/* 任务911：搜索建议/热词/历史下拉——绝对锚定搜索框下方，键盘高亮与悬停同态 */
.sf-search-drop { position: absolute; top: calc(100% + 6px); left: 0; width: 320px; min-width: 100%; max-height: 340px; overflow-y: auto; padding: 6px 0; background: #fff; border: 1px solid var(--sf-border); border-radius: 10px; box-shadow: var(--sf-shadow-md); z-index: 60; }
.sf-search-sec { display: flex; justify-content: space-between; align-items: center; padding: 6px 14px 4px; font-size: 12px; color: var(--sf-text-light); }
.sf-search-clear { border: none; background: none; padding: 0; font-size: 12px; color: var(--shop-primary, #2563eb); cursor: pointer; }
.sf-search-clear:hover { text-decoration: underline; }
.sf-search-opt { display: block; width: 100%; padding: 8px 14px; border: none; background: none; text-align: left; font-size: 14px; color: var(--sf-text); cursor: pointer; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sf-search-opt:hover, .sf-search-opt.active { background: var(--shop-primary-light, #eff4ff); }
.sf-search-empty { padding: 10px 14px; font-size: 13px; color: var(--sf-text-light); }
.sf-auth { font-size: 14px; color: var(--sf-text-secondary); }
.sf-auth a { color: var(--sf-text-secondary); margin-left: 10px; }
.sf-auth a:hover { color: var(--shop-primary, #2563eb); }
.sf-notice { background: linear-gradient(90deg, #eff6ff, #eef2ff); color: #1e40af; text-align: center; font-size: 13px; padding: 7px 16px; }

.sf-main { max-width: 1200px; margin: 0 auto; padding: 24px 20px 70px; min-height: 60vh; }

/* ===== 首页 ===== */
.sf-notice-bar { background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 12px 18px; margin-bottom: 20px; font-size: 13px; color: var(--sf-text-secondary); display: flex; gap: 24px; overflow: hidden; }
.sf-notice-item { white-space: nowrap; }
/* 任务919：minmax 下限再套 min(…,100%)——容器窄于 380px 时轨道不再撑破页宽 */
.sf-banners { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(380px, 100%), 1fr)); gap: 16px; margin-bottom: 36px; }
.sf-banner { display: block; border-radius: var(--sf-radius-lg); overflow: hidden; background: linear-gradient(115deg, #14276b 0%, #1e3a8a 45%, var(--shop-primary, #2563eb) 100%); color: var(--shop-on-primary, #fff); min-height: 160px; box-shadow: var(--sf-shadow-md); transition: var(--sf-transition); position: relative; }
.sf-banner:hover { transform: translateY(-4px); box-shadow: var(--sf-shadow-lg); }
.sf-banner img { width: 100%; height: 100%; object-fit: cover; display: block; position: absolute; inset: 0; }
.sf-banner-text { padding: 48px 32px; font-size: 24px; font-weight: 700; letter-spacing: 1px; position: relative; }
.sf-section { margin-bottom: 44px; }
.sf-section-title { font-size: 22px; margin: 0 0 20px; display: flex; align-items: baseline; gap: 14px; color: var(--sf-text); letter-spacing: 0.5px; }
.sf-section-title::before { content: ''; flex: none; width: 4px; height: 18px; border-radius: 2px; background: linear-gradient(180deg, var(--shop-primary, #2563eb), var(--shop-accent, #3b82f6)); align-self: center; }
.sf-more { font-size: 13px; color: var(--sf-text-light); font-weight: 400; transition: color .25s; }
.sf-more:hover { color: var(--shop-primary, #2563eb); }
.sf-cat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(128px, 1fr)); gap: 12px; }
.sf-cat-card { background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 20px 10px; text-align: center; transition: var(--sf-transition); }
.sf-cat-card:hover { box-shadow: var(--sf-shadow-md); transform: translateY(-3px); color: var(--shop-primary, #2563eb); }
.sf-cat-card img { width: 52px; height: 52px; object-fit: cover; border-radius: 10px; margin: 0 auto 10px; display: block; }

/* ===== 商品卡片网格 ===== */
.sf-goods-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(224px, 1fr)); gap: 16px; }
.sf-goods-card { background: var(--sf-card); border-radius: var(--sf-radius); overflow: hidden; box-shadow: var(--sf-shadow-sm); transition: var(--sf-transition); display: block; }
.sf-goods-card:hover { transform: translateY(-4px); box-shadow: var(--sf-shadow-lg); }
.sf-goods-card img, .sf-goods-noimg { width: 100%; aspect-ratio: 1; object-fit: cover; display: block; background: #eef1f6; }
.sf-goods-noimg { display: flex; align-items: center; justify-content: center; color: #64748b; }
.sf-goods-name { padding: 12px 14px 2px; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sf-goods-sub { padding: 0 14px; font-size: 12px; color: var(--sf-text-light); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sf-goods-price { padding: 8px 14px 14px; color: var(--shop-primary, #2563eb); font-weight: 700; font-size: 17px; }
.sf-goods-price del { color: #64748b; font-weight: 400; font-size: 12px; margin-left: 6px; }
.sf-goods-sales { float: right; color: #64748b; font-size: 12px; font-weight: 400; margin-top: 5px; }

/* ===== 列表页 ===== */
.sf-list-layout { display: flex; gap: 22px; align-items: flex-start; }
.sf-list-side { width: 190px; flex: none; background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 16px; position: sticky; top: 76px; }
.sf-list-side h3 { margin: 0 0 12px; font-size: 15px; color: var(--sf-text); }
.sf-cat-link { display: block; padding: 9px 12px; border-radius: 8px; color: var(--sf-text-secondary); font-size: 14px; transition: var(--sf-transition); }
.sf-cat-link.active, .sf-cat-link:hover { background: var(--shop-primary-light, #eff4ff); color: var(--shop-primary, #2563eb); font-weight: 600; }
.sf-list-main { flex: 1; min-width: 0; }
.sf-list-bar { display: flex; justify-content: space-between; align-items: center; background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 12px 16px; margin-bottom: 16px; }
.sf-list-count { font-size: 13px; color: var(--sf-text-light); }
.sf-sort { display: flex; gap: 16px; font-size: 13px; }
.sf-sort a { color: var(--sf-text-secondary); transition: color .25s; }
.sf-sort a:hover { color: var(--shop-primary, #2563eb); }
.sf-sort a.active { color: var(--shop-primary, #2563eb); font-weight: 600; }
.sf-pagination { display: flex; gap: 8px; justify-content: center; margin-top: 24px; }
.sf-pagination a, .sf-pagination span { padding: 7px 14px; background: var(--sf-card); border-radius: 8px; font-size: 13px; box-shadow: var(--sf-shadow-sm); transition: var(--sf-transition); }
.sf-pagination a:hover { box-shadow: var(--sf-shadow-md); color: var(--shop-primary, #2563eb); }
.sf-pagination span.active { background: var(--shop-primary, #2563eb); color: var(--shop-on-primary, #fff); box-shadow: var(--sf-shadow-brand); }

/* ===== 详情页 ===== */
.sf-detail { display: flex; gap: 36px; background: var(--sf-card); border-radius: var(--sf-radius-lg); box-shadow: var(--sf-shadow-sm); padding: 28px; }
.sf-detail-gallery { width: 440px; flex: none; }
.sf-detail-gallery > img, .sf-detail-noimg { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); }
.sf-detail-thumbs { display: flex; gap: 10px; margin-top: 12px; }
.sf-detail-thumb { padding: 0; border: 2px solid transparent; border-radius: 10px;
  background: none; cursor: pointer; overflow: hidden; line-height: 0;
  transition: var(--sf-transition); }
.sf-detail-thumb img { width: 64px; height: 64px; object-fit: cover; border-radius: 8px; display: block; }
.sf-detail-thumb:hover, .sf-detail-thumb.active { border-color: var(--shop-primary, #2563eb); }
.sf-detail-info { flex: 1; min-width: 0; }
.sf-detail-title { font-size: 24px; margin: 0 0 8px; color: var(--sf-text); letter-spacing: 0.3px; }
.sf-detail-sub { color: var(--sf-text-light); font-size: 14px; margin: 0 0 16px; }
.sf-detail-price { background: linear-gradient(90deg, var(--shop-primary-light, #eff4ff), #f7f9fc); padding: 16px 18px; border-radius: var(--sf-radius); margin-bottom: 16px; }
.sf-detail-price .sf-price { font-size: 28px; }
.sf-detail-price del { color: #64748b; margin-left: 10px; }
.sf-detail-meta { display: flex; gap: 20px; color: var(--sf-text-light); font-size: 13px; margin-bottom: 18px; }
.sf-price { color: var(--shop-primary, #2563eb); font-weight: 700; }
.sf-spec-row { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 14px; }
.sf-spec-row label { width: 56px; color: var(--sf-text-light); font-size: 14px; padding-top: 7px; }
.sf-spec-opts { display: flex; flex-wrap: wrap; gap: 8px; }
.sf-spec-opt { padding: 7px 16px; border: 1px solid var(--sf-border); background: #fff; border-radius: 8px; cursor: pointer; font-size: 13px; transition: var(--sf-transition); }
.sf-spec-opt:hover { border-color: var(--shop-primary, #2563eb); }
.sf-spec-opt.active { border-color: var(--shop-primary, #2563eb); color: var(--shop-primary, #2563eb); background: var(--shop-primary-light, #eff4ff); font-weight: 600; }
.sf-qty { display: flex; align-items: center; gap: 8px; margin: 20px 0; }
.sf-qty label { color: var(--sf-text-light); font-size: 14px; }
.sf-qty input { width: 64px; text-align: center; padding: 7px; border: 1px solid var(--sf-border); border-radius: 6px; }
.sf-qty button { width: 32px; height: 32px; border: 1px solid var(--sf-border); background: #fff; cursor: pointer; border-radius: 6px; transition: var(--sf-transition); }
.sf-qty button:hover { border-color: var(--shop-primary, #2563eb); color: var(--shop-primary, #2563eb); }
.sf-detail-actions { display: flex; gap: 12px; }
.sf-detail-tip { margin-top: 14px; font-size: 13px; min-height: 18px; }
.sf-detail-tip.err { color: #dc2626; }
.sf-detail-tip.ok { color: #1f7a45; }
.sf-attr-table { width: 100%; background: var(--sf-card); border-collapse: collapse; border-radius: var(--sf-radius); overflow: hidden; box-shadow: var(--sf-shadow-sm); }
.sf-attr-table th, .sf-attr-table td { padding: 11px 16px; border-bottom: 1px solid #f0f2f6; font-size: 14px; text-align: left; }
.sf-attr-table th { width: 160px; color: var(--sf-text-light); font-weight: 400; background: #fafbfd; }
.sf-content { background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 24px; }
.sf-content img { max-width: 100%; }

/* ===== 通用 ===== */
.sf-btn { display: inline-block; padding: 10px 24px; border: 1px solid var(--sf-border); background: #fff; border-radius: 8px; cursor: pointer; font-size: 14px; color: var(--sf-text-secondary); transition: var(--sf-transition); }
.sf-btn:hover { border-color: var(--shop-primary, #2563eb); color: var(--shop-primary, #2563eb); box-shadow: var(--sf-shadow-sm); }
.sf-btn-buy { background: var(--shop-primary, #2563eb); border-color: var(--shop-primary, #2563eb); color: var(--shop-on-primary, #fff); font-weight: 600; }
.sf-btn-buy:hover { background: var(--shop-primary-dark, #1e40af); color: var(--shop-on-primary, #fff); box-shadow: var(--sf-shadow-brand); }
.sf-btn-cart { border-color: var(--shop-primary, #2563eb); color: var(--shop-primary, #2563eb); }
.sf-btn-cart:hover { background: var(--shop-primary-light, #eff4ff); }
.sf-btn[disabled] { opacity: .6; cursor: not-allowed; box-shadow: none; }
.sf-empty { background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 70px 20px; text-align: center; color: var(--sf-text-light); }
.sf-loading { padding: 70px 20px; text-align: center; color: var(--sf-text-light); }
.sf-page { background: transparent; }
.sf-page-title { font-size: 22px; margin: 0 0 20px; color: var(--sf-text); letter-spacing: 0.5px; }
.sf-form-tip { color: #dc2626; font-size: 13px; margin-top: 10px; min-height: 18px; }
/* 任务907：售后申请页按交付类型的退款政策提示条（信息级，区别于红色报错 tip） */
.sf-policy-tip { background: #fffbeb; border: 1px solid #fde68a; color: #92400e; border-radius: var(--sf-radius); font-size: 13px; line-height: 1.7; padding: 10px 14px; margin: 12px 0 16px; }

/* ===== 表格 ===== */
.sf-table { width: 100%; background: var(--sf-card); border-collapse: collapse; border-radius: var(--sf-radius); overflow: hidden; box-shadow: var(--sf-shadow-sm); }
.sf-table th, .sf-table td { padding: 13px 16px; border-bottom: 1px solid #f0f2f6; font-size: 14px; text-align: left; }
.sf-table th { background: #fafbfd; color: var(--sf-text-light); font-weight: 500; }
.sf-cart-goods a, .sf-cart-goods { display: flex; align-items: center; gap: 10px; }
.sf-cart-goods img { width: 56px; height: 56px; object-fit: cover; border-radius: 8px; }
.sf-cart-goods em { display: block; font-style: normal; color: var(--sf-text-light); font-size: 12px; }
.sf-cart-qty { width: 60px; padding: 5px; text-align: center; border: 1px solid var(--sf-border); border-radius: 6px; }
.sf-cart-bar { display: flex; justify-content: space-between; align-items: center; background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 16px 20px; margin-top: 16px; }

/* ===== 结算页 ===== */
.sf-addr { display: block; background: var(--sf-card); border: 1px solid var(--sf-border); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 14px 16px; margin-bottom: 10px; cursor: pointer; transition: var(--sf-transition); }
.sf-addr:has(input:checked) { border-color: var(--shop-primary, #2563eb); box-shadow: 0 0 0 3px rgba(var(--shop-primary-rgb, 37,99,235),0.1); }
.sf-addr-new { margin: 12px 0 24px; background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 14px 16px; }
.sf-addr-form { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 12px; }
.sf-addr-form input { padding: 9px 12px; border: 1px solid var(--sf-border); border-radius: 8px; }
.sf-addr-form input:focus { border-color: var(--shop-primary, #2563eb); outline: none; box-shadow: 0 0 0 3px rgba(var(--shop-primary-rgb, 37,99,235),0.1); }
.sf-pay-opts { display: flex; gap: 24px; background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 16px; }
.sf-pay-pwd { margin-top: 12px; }
.sf-pay-pwd input { padding: 9px 12px; border: 1px solid var(--sf-border); border-radius: 8px; }
.sf-order-remark input { width: 100%; padding: 11px; border: 1px solid var(--sf-border); border-radius: 8px; margin-top: 14px; }
.sf-checkout-box h3, .sf-page h3 { font-size: 15px; margin: 20px 0 12px; color: var(--sf-text); }

/* ===== 订单 ===== */
.sf-order-tabs { display: flex; gap: 20px; margin-bottom: 16px; }
.sf-order-tabs a { padding: 7px 4px; color: var(--sf-text-secondary); font-size: 14px; border-bottom: 2px solid transparent; transition: var(--sf-transition); }
.sf-order-tabs a:hover { color: var(--shop-primary, #2563eb); }
.sf-order-tabs a.active { color: var(--shop-primary, #2563eb); border-color: var(--shop-primary, #2563eb); font-weight: 600; }
.sf-order-card { background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); margin-bottom: 14px; overflow: hidden; transition: var(--sf-transition); }
.sf-order-card:hover { box-shadow: var(--sf-shadow-md); }
.sf-order-head { display: flex; gap: 18px; align-items: center; padding: 13px 18px; border-bottom: 1px solid #f0f2f6; font-size: 13px; color: var(--sf-text-light); background: #fafbfd; }
.sf-order-sn { color: var(--sf-text); font-weight: 600; }
.sf-order-status { margin-left: auto; font-weight: 600; }
.sf-order-status.st10 { color: #dc2626; }
.sf-order-status.st20 { color: #b77700; }
.sf-order-status.st30 { color: #2563eb; }
.sf-order-status.st40 { color: #1f7a45; }
.sf-order-goods { padding: 12px 18px; display: flex; flex-wrap: wrap; gap: 16px; }
.sf-order-gitem { display: flex; align-items: center; gap: 8px; font-size: 13px; }
.sf-order-gitem img { width: 42px; height: 42px; object-fit: cover; border-radius: 6px; }
.sf-order-foot { display: flex; justify-content: space-between; align-items: center; padding: 13px 18px; }
.sf-order-detail { background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 22px; }
.sf-order-addr { background: #fafbfd; border-radius: 8px; padding: 13px 16px; margin: 14px 0; font-size: 14px; line-height: 1.8; }
.sf-order-amounts { text-align: right; padding: 16px 0; font-size: 14px; color: var(--sf-text-secondary); }
.sf-order-express, .sf-order-remark-line { padding: 9px 0; font-size: 14px; color: var(--sf-text-secondary); }
/* 任务904：软件类订单交付信息区块（与 sf-order-addr 同卡片风格） */
.sf-order-deli { background: #fafbfd; border-radius: 8px; padding: 13px 16px; margin: 14px 0; font-size: 14px; }
.sf-order-deli h3 { margin: 0 0 8px; font-size: 15px; }
.sf-order-deli-type { color: var(--sf-text-secondary); padding-bottom: 8px; border-bottom: 1px dashed var(--sf-border); margin-bottom: 8px; }
.sf-order-deli-row { display: flex; gap: 10px; line-height: 1.9; }
.sf-order-deli-k { color: var(--sf-text-secondary); flex: 0 0 64px; }
.sf-order-deli-v { word-break: break-all; }
.sf-order-ops { display: flex; gap: 10px; margin-top: 16px; }

/* ===== 软件交付信息（任务903） ===== */
.sf-order-software-delivery {
  margin: 20px 0;
  padding: 16px;
  background: #f8f9fb;
  border-radius: var(--sf-radius);
  border: 1px solid var(--sf-border);
}
.sf-order-software-delivery h4 {
  margin: 0 0 16px;
  font-size: 15px;
  font-weight: 600;
  color: var(--sf-text);
}
.sf-software-delivery-item {
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--sf-border);
}
.sf-software-delivery-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}
.sf-delivery-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--sf-border);
}
.sf-delivery-type {
  font-size: 12px;
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 600;
}
.sf-delivery-type.dt5 { background: #e8f5e9; color: #2e7d32; }
.sf-delivery-type.dt6 { background: #fff3e0; color: #e65100; }
.sf-delivery-type.dt7 { background: #e3f2fd; color: #1565c0; }
.sf-delivery-goods {
  font-size: 14px;
  color: var(--sf-text-secondary);
}
.sf-delivery-field {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 8px 0;
  font-size: 14px;
}
.sf-delivery-field label {
  min-width: 80px;
  color: var(--sf-text-light);
  font-weight: 500;
}
.sf-license-code {
  font-family: monospace;
  background: #f5f5f5;
  padding: 6px 10px;
  border-radius: 4px;
  flex: 1;
  word-break: break-all;
}
.sf-btn-copy {
  padding: 4px 10px;
  font-size: 12px;
  background: var(--shop-primary, #2563eb);
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--sf-transition);
}
.sf-btn-copy:hover {
  opacity: 0.9;
}
.sf-download-link {
  color: var(--shop-primary, #2563eb);
  text-decoration: none;
  font-weight: 500;
}
.sf-download-link:hover {
  text-decoration: underline;
}
.sf-deploy-status {
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
}
.sf-deploy-status.st0 { background: #e8f5e9; color: #2e7d32; }
.sf-deploy-status.st1 { background: #fff3e0; color: #e65100; }
.sf-deploy-status.st2 { background: #e3f2fd; color: #1565c0; }
.sf-deploy-status.st3 { background: #fdeaea; color: #c0392b; }
.sf-progress-bar {
  flex: 1;
  height: 8px;
  background: #f0f0f0;
  border-radius: 4px;
  overflow: hidden;
  max-width: 200px;
}
.sf-progress-fill {
  height: 100%;
  background: var(--shop-primary, #2563eb);
  border-radius: 4px;
  transition: width 0.3s ease;
}

/* ===== 登录 ===== */
.sf-auth-page { display: flex; justify-content: center; padding: 48px 0; }
.sf-auth-card { width: 400px; background: var(--sf-card); border-radius: var(--sf-radius-lg); box-shadow: var(--sf-shadow-md); padding: 32px; }
.sf-auth-tabs { display: flex; gap: 24px; margin-bottom: 22px; }
.sf-auth-tabs button { border: none; background: none; font-size: 17px; padding: 5px 0; cursor: pointer; color: var(--sf-text-light); border-bottom: 2px solid transparent; transition: var(--sf-transition); }
.sf-auth-tabs button.active { color: var(--shop-primary, #2563eb); border-color: var(--shop-primary, #2563eb); font-weight: 600; }
.sf-auth-form { display: flex; flex-direction: column; gap: 14px; }
.sf-auth-form input { padding: 12px 14px; border: 1px solid var(--sf-border); border-radius: 8px; font-size: 14px; transition: var(--sf-transition); }
.sf-auth-form input:focus { border-color: var(--shop-primary, #2563eb); outline: none; box-shadow: 0 0 0 3px rgba(var(--shop-primary-rgb, 37,99,235),0.1); }
.sf-auth-form .sf-btn { padding: 12px; font-size: 15px; }

/* ===== 404/500/403/维护态 ===== */
.sf-404 { text-align: center; padding: 90px 20px; }
.sf-404-code { font-size: 80px; font-weight: 800; background: linear-gradient(115deg, #1e3a8a, var(--shop-primary, #2563eb), var(--shop-accent, #3b82f6)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.sf-404 p { color: var(--sf-text-light); margin: 12px 0 28px; }
.sf-maint-code { font-size: 56px; }
.sf-maint-phone { font-size: 13px; margin-top: -16px !important; }

/* ===== 页脚：深蓝渐变 ===== */
.sf-footer { background: linear-gradient(135deg, #14276b 0%, #1e2a4a 60%, #1a2340 100%); color: #94a3c0; margin-top: 48px; }
.sf-footer-inner { max-width: 1200px; margin: 0 auto; padding: 40px 20px; display: flex; gap: 80px; }
.sf-footer-col h4 { margin: 0 0 12px; color: #e2e8f5; font-size: 15px; letter-spacing: 0.5px; }
.sf-footer-col a, .sf-footer-col p { display: block; font-size: 13px; margin: 7px 0; transition: color .25s; }
.sf-footer-col a:hover { color: #fff; }
.sf-footer-copy { text-align: center; padding: 16px; border-top: 1px solid rgba(255,255,255,0.08); font-size: 12px; color: #6b7a99; }

@media (max-width: 900px) {
  .sf-header-inner { flex-wrap: wrap; gap: 14px; }
  .sf-search { order: 3; width: 100%; }
  .sf-search input { flex: 1; }
  .sf-detail { flex-direction: column; }
  .sf-detail-gallery { width: 100%; }
  .sf-list-layout { flex-direction: column; }
  .sf-list-side { width: 100%; position: static; }
}

/* ===== 售后时间线 / 退货物流（任务94） ===== */
.sf-timeline { list-style: none; padding: 0; margin: 14px 0; }
.sf-timeline li { position: relative; padding: 0 0 20px 22px; font-size: 14px; color: var(--sf-text); border-left: 2px solid var(--sf-border); }
.sf-timeline li:last-child { padding-bottom: 0; }
.sf-timeline li::before { content: ''; position: absolute; left: -6px; top: 4px; width: 10px; height: 10px; border-radius: 50%; background: var(--shop-primary, #2563eb); box-shadow: 0 0 0 3px var(--shop-primary-light, #eff4ff); }
.sf-timeline .sf-tl-time { display: inline-block; min-width: 150px; color: var(--sf-text-light); font-size: 12px; margin-right: 10px; }
.sf-timeline .sf-tl-remark { color: var(--sf-text-secondary); font-size: 13px; margin-top: 4px; }

/* ===== 收藏夹 ===== */
.sf-fav-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.sf-fav-card { background: var(--sf-card); border-radius: var(--sf-radius); overflow: hidden; box-shadow: var(--sf-shadow-sm); transition: var(--sf-transition); }
.sf-fav-card:hover { box-shadow: var(--sf-shadow-md); transform: translateY(-3px); }
.sf-fav-card img { width: 100%; aspect-ratio: 1; object-fit: cover; display: block; }
.sf-fav-noimg { width: 100%; aspect-ratio: 1; background: #eef1f6; }
.sf-fav-title { padding: 11px 13px 0; font-size: 14px; color: var(--sf-text); display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden; min-height: 42px; }
.sf-fav-foot { display: flex; justify-content: space-between; align-items: center; padding: 11px 13px 14px; }

/* ===== 地址管理 ===== */
.sf-addr-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 24px; }
.sf-addr-card { background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 18px; transition: var(--sf-transition); }
.sf-addr-card:hover { box-shadow: var(--sf-shadow-md); }
.sf-addr-line { font-size: 14px; color: var(--sf-text); line-height: 1.8; }
.sf-addr-default { display: inline-block; margin-left: 8px; padding: 2px 9px; background: var(--shop-primary, #2563eb); color: var(--shop-on-primary, #fff); border-radius: 6px; font-size: 12px; }
.sf-addr-ops { margin-top: 12px; display: flex; gap: 18px; }
.sf-addr-ops a { font-size: 13px; color: var(--sf-text-secondary); }
.sf-addr-ops a:hover { color: var(--shop-primary, #2563eb); }
.sf-addr-default-check { display: block; font-size: 13px; color: var(--sf-text-secondary); }

@media (max-width: 900px) {
  .sf-fav-grid { grid-template-columns: repeat(2, 1fr); }
  .sf-addr-cards { grid-template-columns: 1fr; }
}

/* ===== 秒杀/拼团活动页（任务134） ===== */
.sf-sk-card, .sf-gb-card { background: var(--sf-card); border-radius: var(--sf-radius); overflow: hidden; padding-bottom: 16px; box-shadow: var(--sf-shadow-sm); transition: var(--sf-transition); }
.sf-sk-card:hover, .sf-gb-card:hover { box-shadow: var(--sf-shadow-md); transform: translateY(-3px); }
.sf-sk-card img, .sf-gb-card img { width: 100%; aspect-ratio: 1; object-fit: cover; display: block; }
.sf-sk-price { padding: 10px 13px 0; display: flex; align-items: baseline; gap: 8px; }
.sf-sk-price .sf-price { font-size: 20px; }
.sf-sk-price del { color: var(--sf-text-light); font-size: 13px; }
.sf-sk-meta { padding: 3px 13px; font-size: 12px; color: var(--sf-text-light); }
.sf-sk-buy, .sf-gb-create, .sf-gb-joinlist { margin: 10px 13px 0; }
.sf-gb-groups { margin: 10px 13px 0; border-top: 1px dashed var(--sf-border); padding-top: 10px; }
.sf-gb-grow { display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: var(--sf-text-secondary); padding: 5px 0; }
.sf-gb-grow .sf-btn { padding: 5px 14px; font-size: 13px; }

/* ===== 订单详情·改地址选择器（任务95） ===== */
.sf-addr-picker { margin: 16px 0; background: var(--sf-card); border: 1px solid var(--sf-border); border-radius: var(--sf-radius); padding: 16px; }
.sf-addr-tip { font-size: 13px; color: var(--sf-text-light); margin-bottom: 12px; }
.sf-addr-opt { display: block; width: 100%; text-align: left; padding: 11px 13px; border: 1px solid var(--sf-border); border-radius: 8px; margin-bottom: 8px; cursor: pointer; font-size: 14px; color: var(--sf-text); background: #fff; font-family: inherit; transition: var(--sf-transition); }
.sf-addr-opt:hover { border-color: var(--shop-primary, #2563eb); }

/* ===== 个人中心 ===== */
.sf-uc-layout { display: flex; gap: 22px; align-items: flex-start; }
.sf-uc-side { width: 210px; flex: none; background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); overflow: hidden; position: sticky; top: 76px; }
.sf-uc-user { padding: 24px 16px 16px; text-align: center; border-bottom: 1px solid #f0f2f6; }
.sf-uc-avatar { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; margin: 0 auto 10px; display: block; }
.sf-uc-avatar-ph { background: linear-gradient(135deg, var(--shop-primary, #2563eb), var(--shop-accent, #3b82f6)); }
.sf-uc-name { font-size: 15px; font-weight: 600; color: var(--sf-text); }
.sf-uc-phone { font-size: 12px; color: var(--sf-text-light); margin-top: 2px; }
.sf-uc-nav { padding: 10px; }
.sf-uc-nav a { display: block; padding: 9px 12px; border-radius: 8px; color: var(--sf-text-secondary); font-size: 14px; transition: var(--sf-transition); }
.sf-uc-nav a:hover, .sf-uc-nav a.active { background: var(--shop-primary-light, #eff4ff); color: var(--shop-primary, #2563eb); font-weight: 600; }
.sf-uc-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 18px; }
.sf-uc-card { background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 20px 22px; }
.sf-uc-title { font-size: 16px; margin: 0 0 16px; color: var(--sf-text); display: flex; align-items: center; gap: 10px; }
.sf-uc-title::before { content: ''; width: 4px; height: 15px; border-radius: 2px; background: linear-gradient(180deg, var(--shop-primary, #2563eb), var(--shop-accent, #3b82f6)); }
.sf-uc-stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.sf-uc-stat { background: var(--sf-bg); border-radius: 10px; padding: 16px 10px; text-align: center; transition: var(--sf-transition); }
.sf-uc-stat:hover { box-shadow: var(--sf-shadow-md); transform: translateY(-2px); }
.sf-uc-stat b { display: block; font-size: 22px; color: var(--shop-primary, #2563eb); margin-bottom: 4px; }
.sf-uc-stat span { font-size: 13px; color: var(--sf-text-secondary); }
.sf-uc-form { max-width: 520px; }
.sf-uc-row { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.sf-uc-row label { width: 84px; flex: none; text-align: right; color: var(--sf-text-light); font-size: 14px; }
.sf-uc-row input, .sf-uc-row select { flex: 1; max-width: 320px; padding: 9px 12px; border: 1px solid var(--sf-border); border-radius: 8px; font-size: 14px; transition: var(--sf-transition); }
.sf-uc-row input:focus, .sf-uc-row select:focus { border-color: var(--shop-primary, #2563eb); outline: none; box-shadow: 0 0 0 3px rgba(var(--shop-primary-rgb, 37,99,235),0.1); }
.sf-uc-row input[disabled] { background: #f5f6f8; color: var(--sf-text-light); cursor: not-allowed; }
.sf-uc-avatar-box { display: flex; align-items: center; gap: 14px; }
.sf-uc-avatar-box .sf-uc-avatar { margin: 0; }
.sf-uc-avatar-box img.sf-uc-avatar { margin: 0; }
.sf-uc-upload { position: relative; overflow: hidden; }

@media (max-width: 900px) {
  .sf-uc-layout { flex-direction: column; }
  .sf-uc-side { width: 100%; position: static; }
  .sf-uc-nav { display: flex; flex-wrap: wrap; }
  .sf-uc-stats { grid-template-columns: repeat(3, 1fr); }
  .sf-uc-row label { width: 64px; }
}

/* ===== 用户评价区·详情页统计/评价卡 + 订单评价表单（任务910） ===== */
.sf-cmt-stats { display: flex; gap: 28px; align-items: center; background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 18px 20px; margin-bottom: 14px; flex-wrap: wrap; }
.sf-cmt-score { display: flex; flex-direction: column; align-items: center; min-width: 88px; }
.sf-cmt-score b { font-size: 34px; color: var(--shop-primary, #2563eb); line-height: 1.1; }
.sf-cmt-score span { font-size: 12px; color: var(--sf-text-light); }
.sf-cmt-bars { flex: 1; min-width: 220px; display: flex; flex-direction: column; gap: 6px; }
.sf-cmt-bar-row { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--sf-text-light); }
.sf-cmt-bar-row span { width: 30px; }
.sf-cmt-bar-row em { font-style: normal; width: 30px; text-align: right; }
.sf-cmt-bar { flex: 1; height: 8px; background: var(--sf-bg); border-radius: 4px; overflow: hidden; }
.sf-cmt-bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--shop-primary, #2563eb), var(--shop-accent, #3b82f6)); }
.sf-cmt-card { background: var(--sf-card); border-radius: var(--sf-radius); box-shadow: var(--sf-shadow-sm); padding: 16px 18px; margin-bottom: 12px; }
.sf-cmt-head { display: flex; align-items: center; gap: 12px; font-size: 13px; margin-bottom: 8px; }
.sf-cmt-head b { font-weight: 600; color: var(--sf-text-secondary); }
.sf-cmt-star { color: #f5a623; letter-spacing: 2px; }
.sf-cmt-time { margin-left: auto; color: var(--sf-text-light); font-size: 12px; }
.sf-cmt-body { font-size: 14px; color: var(--sf-text); line-height: 1.7; word-break: break-word; }
.sf-cmt-reply { margin-top: 10px; padding: 10px 12px; background: var(--sf-bg); border-radius: 6px; font-size: 13px; color: var(--sf-text-secondary); }
.sf-cmt-reply b { color: var(--shop-primary, #2563eb); font-weight: 600; }
.sf-cmt-more { text-align: center; margin-top: 4px; }
.sf-cmt-done { font-size: 13px; color: #1f7a45; }
.sf-btn-sm { padding: 5px 14px; font-size: 13px; }
.sf-cmt-form-panel { margin: 14px 0; background: var(--sf-card); border: 1px solid var(--sf-border); border-radius: var(--sf-radius); padding: 16px 18px; }
.sf-cmt-form-title { font-size: 14px; font-weight: 600; margin-bottom: 12px; color: var(--sf-text); }
.sf-cmt-form-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; font-size: 13px; color: var(--sf-text-secondary); }
.sf-cmt-form-row select { padding: 7px 10px; border: 1px solid var(--sf-border); border-radius: 8px; font-family: inherit; }
.sf-cmt-anon { display: flex; align-items: center; gap: 4px; }
.sf-cmt-form-panel textarea { width: 100%; padding: 10px; border: 1px solid var(--sf-border); border-radius: 8px; font: inherit; resize: vertical; }
.sf-cmt-form-panel textarea:focus { border-color: var(--shop-primary, #2563eb); outline: none; }
.sf-cmt-form-ops { margin-top: 10px; display: flex; gap: 10px; }
@media (max-width: 768px) {
  .sf-cmt-stats { flex-direction: column; gap: 14px; }
  .sf-cmt-bars { min-width: 0; width: 100%; }
}