/* 样式风格：参考 glossier 的极简留白与柔和配色 */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Microsoft YaHei", sans-serif; color: #222; }
a { color: inherit; text-decoration: none; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.aa-header { position: sticky; top: 0; z-index: 10; background: #fff; border-bottom: 1px solid #eee; }
.aa-header .container { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.aa-brand a { font-weight: 600; letter-spacing: 0.4px; }
.aa-nav a { margin-right: 20px; font-size: 15px; }
.aa-nav a:last-child { margin-right: 0; }
.aa-cart-link { font-size: 15px; }
main.container { padding-top: 18px; }

.aa-hero { padding: 64px 0; background: linear-gradient(180deg, #fafafa, #fff); }
.aa-hero h1 { font-size: 40px; margin: 0 0 8px; }
.aa-hero p { margin: 0 0 16px; color: #666; }
.aa-btn { display: inline-block; background: #111; color: #fff; padding: 10px 16px; border-radius: 24px; font-size: 14px; }

.aa-featured { padding: 40px 0 60px; }
.aa-featured h2 { font-size: 22px; margin: 0 0 16px; }
.aa-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.aa-card { display: block; border: 1px solid #eee; border-radius: 8px; overflow: hidden; background: #fff; cursor: pointer; }
.aa-card:hover { border-color: #e2e2e2; }
.aa-card .img { aspect-ratio: 1 / 1; background: linear-gradient(135deg, #f2dede, #e8f1ff); }
.aa-card .img,
.aa-detail .big-img,
.aa-gallery .t,
.aa-cart-item .thumb {
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
}
.aa-card .cnt { padding: 12px; }
.aa-card .name { font-size: 16px; margin-bottom: 6px; }
.aa-card .price { color: #444; font-size: 14px; }
.aa-card .more { display: inline-block; margin-top: 10px; font-size: 14px; color: #0066cc; }

.aa-footer { border-top: 1px solid #eee; padding: 20px 0; background: #fff; }
.aa-footer p { margin: 0; color: #666; font-size: 14px; }

/* 目录页与详情页的通用样式 */
.aa-page-title { font-size: 28px; margin: 24px 0; }
.aa-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.aa-detail { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 24px; margin-bottom: 40px; }
.aa-detail .media { display: flex; flex-direction: column; gap: 14px; }
.aa-detail .big-img { aspect-ratio: 1 / 1; border: 1px solid #eee; border-radius: 8px; background-color: #fff; background-size: contain; }
.aa-gallery { display: flex; gap: 10px; flex-wrap: wrap; }
.aa-gallery .t { width: 64px; height: 64px; border: 1px solid #eee; border-radius: 10px; background-color: #fafafa; cursor: pointer; }
.aa-gallery .t.active { border-color: #111; }
.aa-detail .info h1 { font-size: 26px; margin: 0 0 10px; }
.aa-detail .info .desc { color: #666; margin-bottom: 12px; }
.aa-detail .info .meta { color: #666; font-size: 13px; margin-bottom: 14px; }
.aa-detail .info .price-card { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px; border-radius: 14px; background: linear-gradient(90deg, #ff6a2a, #ff3a2f); color: #fff; margin-bottom: 12px; }
.aa-detail .info .price-card .price { font-size: 32px; font-weight: 700; }
.aa-detail .info .price-card .orig { font-size: 14px; opacity: 0.9; }
.aa-detail .info .price-card .price-right { font-size: 14px; font-weight: 600; text-align: right; white-space: nowrap; }
.aa-detail .info .promo-badges { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.aa-detail .info .promo-badges .badge { background: #fff2ea; color: #ff4b2d; border-radius: 999px; padding: 8px 12px; font-size: 13px; }
.aa-detail .info .ship { color: #111; font-size: 14px; margin-bottom: 10px; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.aa-detail .info .ship .caret { width: 0; height: 0; border-left: 5px solid transparent; border-right: 5px solid transparent; border-top: 6px solid #666; transition: transform .2s ease; }
.aa-detail .info .ship.open .caret { transform: rotate(180deg); }
.aa-detail .info .guar { color: #111; font-size: 14px; margin-bottom: 16px; }
.aa-detail .info .sku { margin-bottom: 16px; }
.aa-detail .info .sku .sku-title { font-size: 13px; color: #666; margin-bottom: 8px; }
.aa-detail .info .sku .sku-title .picked { color: #111; font-size: 12px; }
.aa-detail .info .sku .sku-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.aa-detail .info .sku .sku-btn { text-align: left; padding: 12px; border: 1px solid #e9e9e9; border-radius: 14px; background: #fff; cursor: pointer; }
.aa-detail .info .sku .sku-btn.active { border-color: #ff4b2d; }
.aa-detail .info .sku .sku-btn .l { font-size: 13px; color: #111; margin-bottom: 4px; }
.aa-detail .info .sku .sku-btn .m { font-size: 13px; color: #111; margin-bottom: 2px; }
.aa-detail .info .sku .sku-btn .s { font-size: 12px; color: #666; }
.aa-detail .info .qty { margin-bottom: 18px; }
.aa-detail .info .qty .qty-title { font-size: 13px; color: #666; margin-bottom: 8px; }
.aa-detail .info .qty .qty-box { display: inline-grid; grid-template-columns: 44px 64px 44px; border: 1px solid #e9e9e9; border-radius: 12px; overflow: hidden; }
.aa-detail .info .qty .qty-btn { background: #fff; border: 0; cursor: pointer; font-size: 18px; height: 44px; }
.aa-detail .info .qty .qty-val { display: flex; align-items: center; justify-content: center; height: 44px; font-size: 16px; }
.aa-detail .info .qty .qty-stock { display: inline-block; margin-left: 12px; color: #666; font-size: 13px; vertical-align: middle; }
.aa-detail .info .actions { display: flex; gap: 10px; }
.aa-btn-primary { background: #111; color: #fff; padding: 10px 14px; border-radius: 24px; font-size: 14px; }
.aa-btn-secondary { background: #eee; color: #111; padding: 10px 14px; border-radius: 24px; font-size: 14px; }

/* 购物车与结算 */
.aa-cart-list { border-top: 1px solid #eee; margin-top: 12px; }
.aa-cart-item { display: grid; grid-template-columns: 80px 1fr 80px 100px; gap: 12px; align-items: center; padding: 12px 0; border-bottom: 1px solid #f3f3f3; }
.aa-cart-item .thumb { width: 80px; height: 80px; border: 1px solid #eee; border-radius: 8px; background: linear-gradient(135deg, #e8f1ff, #f2dede); }
.aa-cart-summary { display: flex; justify-content: space-between; margin-top: 16px; padding-top: 12px; border-top: 1px solid #eee; }
.aa-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 16px; }
.aa-form .field { display: flex; flex-direction: column; }
.aa-form label { font-size: 13px; color: #666; margin-bottom: 6px; }
.aa-form input { height: 36px; padding: 8px 10px; border: 1px solid #ddd; border-radius: 8px; }
.aa-form .full { grid-column: 1 / -1; }

/* 地址选择弹层 */
.aa-addr-popover { position: fixed; display: none; width: min(644px, calc(100vw - 32px)); height: 340px; background: #fff; border-radius: 14px; padding: 14px; border: 1px solid #eee; box-shadow: 0 10px 30px rgba(0,0,0,0.1); overflow: hidden; z-index: 1000; }
.aa-addr-popover .title { font-size: 16px; font-weight: 700; margin-bottom: 12px; }
.aa-addr-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-flow: row; grid-auto-rows: auto; align-items: start; align-content: start; gap: 12px; height: calc(100% - 36px); overflow-y: auto; padding-right: 8px; scrollbar-gutter: stable; }
.aa-addr-card { position: relative; display: flex; flex-direction: column; gap: 6px; text-align: left; border: 1px solid #eee; border-radius: 12px; padding: 12px; background: #fff; cursor: pointer; }
.aa-addr-card.active { border-color: #ff4b2d; box-shadow: 0 0 0 2px rgba(255,75,45,0.25); }
.aa-addr-card .h { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 14px; line-height: 1.2; }
.aa-addr-card .def { font-size: 12px; color: #777; background: #f1f1f1; border-radius: 8px; padding: 2px 6px; }
.aa-addr-card .addr { font-size: 13px; line-height: 1.5; color: #111; white-space: normal; word-break: break-word; overflow-wrap: anywhere; }
.aa-addr-actions { display: none; }