/* ShopWe 案例站共享组件层 —— 品牌变量由页面 :root 注入 */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);-webkit-font-smoothing:antialiased;background:var(--surface,#fff);color:var(--ink)}
.font-heading{font-family:var(--font-heading)}
.font-body{font-family:var(--font-body)}
img{max-width:100%}
.bg-white{background-color:var(--surface,#fff)!important}

/* 视图切换 */
.view{display:none;animation:vwFade .4s ease}
.view.on{display:block}
@keyframes vwFade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* 导航 */
.site-nav{background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .3s}
.site-nav.scrolled{box-shadow:0 8px 30px -18px rgba(0,0,0,.35)}
.site-logo-text{font-family:var(--font-heading);color:var(--brand);letter-spacing:.06em}
.site-dropdown{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(6px);min-width:170px;background:var(--surface,#fff);border:1px solid var(--line);border-radius:min(calc(var(--radius) * .9),16px);box-shadow:0 18px 40px -22px rgba(0,0,0,.35);opacity:0;visibility:hidden;pointer-events:none;transition:all .2s ease;z-index:60}
.site-dropdown.show{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}

/* 按钮 */
.site-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 32px;border-radius:var(--radius);font-size:14px;letter-spacing:.08em;line-height:1;border:1px solid transparent;cursor:pointer;transition:all .25s ease;text-align:center}
.site-btn-sm{padding:10px 20px;font-size:13px}
.site-btn-primary{background:var(--brand);color:var(--btn-text,#fff)}
.site-btn-primary:hover{background:var(--brand-dark)}
.site-btn-outline{border-color:color-mix(in srgb,var(--ink) 22%,transparent);color:var(--muted);background:transparent}
.site-btn-outline:hover{border-color:var(--brand);color:var(--brand)}
.site-btn-accent{background:var(--accent);color:var(--accent-text,#fff)}
.site-btn-accent:hover{filter:brightness(.94)}
.site-btn-dark{background:var(--ink);color:#fff}
.site-btn-dark:hover{background:var(--brand)}

/* 卡片 / 商品 */
/* 大容器圆角钳制：999 药丸值只该给按钮/徽章/输入框，卡片与特性块按 24px 封顶，
   否则 radius=999 的站整卡变椭圆，overflow:hidden 把文字和价格裁掉 */
.site-card{background:var(--surface,#fff);border:1px solid var(--line);border-radius:min(var(--radius),24px);overflow:hidden}
.site-card-hover{transition:transform .4s ease,box-shadow .4s ease}
.site-card-hover:hover{transform:translateY(-4px);box-shadow:0 26px 50px -30px rgba(0,0,0,.35)}
.site-image{width:100%;height:100%;object-fit:cover;transition:transform .7s ease}
.group:hover .site-image{transform:scale(1.05)}
.site-price{font-family:var(--font-heading);font-weight:600;color:var(--brand);letter-spacing:.02em}
.site-badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;font-size:11px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:10px}
.site-badge-hot{background:color-mix(in srgb,var(--brand) 12%,transparent);color:var(--brand)}
.site-badge-new{background:color-mix(in srgb,var(--accent) 20%,transparent);color:var(--brand-dark)}

/* 特性 / 图标 */
.site-feature{background:var(--surface,#fff);border:1px solid var(--line);border-radius:min(var(--radius),24px);padding:34px 26px;text-align:center;transition:border-color .3s}
.site-feature:hover{border-color:color-mix(in srgb,var(--brand) 40%,transparent)}
.site-icon{width:54px;height:54px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;background:var(--paper);color:var(--brand);margin-bottom:16px}

/* 表单 */
.site-input{width:100%;border:1px solid var(--line);border-radius:calc(var(--radius) * .8);background:var(--surface,#fff);padding:12px 16px;font-size:14px;color:var(--ink);outline:none;transition:border-color .2s,box-shadow .2s}
.site-input:focus{border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 12%,transparent)}
.site-input::placeholder{color:color-mix(in srgb,var(--muted) 55%,transparent)}

/* hero 轮播 */
.hero-slide{opacity:0;transition:opacity 1.2s ease-in-out}
.hero-slide.active{opacity:1}
.hero-dot{height:2px;width:44px;border:0;background:rgba(255,255,255,.32);cursor:pointer;transition:background .3s}

/* 产品滚动 */
.product-scroll::-webkit-scrollbar{display:none}
.product-scroll{-ms-overflow-style:none;scrollbar-width:none}

/* 数量步进器 */
.stepper{display:inline-flex;align-items:center;border:1px solid color-mix(in srgb,var(--ink) 18%,transparent);border-radius:8px;overflow:hidden;background:var(--surface,#fff)}
.stepper button{width:38px;height:38px;font-size:16px;color:var(--muted);background:transparent;border:0;cursor:pointer;transition:background .2s}
.stepper button:hover{background:var(--paper)}
.stepper input{width:46px;height:38px;text-align:center;border:0;border-left:1px solid color-mix(in srgb,var(--ink) 12%,transparent);border-right:1px solid color-mix(in srgb,var(--ink) 12%,transparent);font-size:14px;color:var(--ink);background:var(--surface,#fff);outline:none}

/* 面包屑 / 规格行 */
.crumbs{font-size:13px;color:var(--muted)}
.crumbs a:hover{color:var(--brand);text-decoration:underline}
.spec-row{display:flex;font-size:14px;border-bottom:1px dashed color-mix(in srgb,var(--ink) 14%,transparent);padding:10px 0}
.spec-row span:first-child{width:92px;flex-shrink:0;color:color-mix(in srgb,var(--muted) 70%,transparent)}
.spec-row span:last-child{color:var(--ink)}

/* 提示条 */
#toast{position:fixed;left:50%;bottom:48px;transform:translate(-50%,20px);background:var(--dark);color:#fff;padding:12px 26px;border-radius:999px;font-size:14px;letter-spacing:.05em;opacity:0;pointer-events:none;transition:all .3s ease;z-index:80;max-width:88vw;text-align:center}
#toast.on{opacity:1;transform:translate(-50%,0)}

/* 购物车 */
.cart-row{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid color-mix(in srgb,var(--ink) 8%,transparent)}
.cart-row img{width:72px;height:72px;object-fit:cover;border-radius:calc(var(--radius) * .7);background:var(--paper)}
.site-drawer{position:fixed;top:0;right:0;height:100%;width:min(96vw,400px);background:var(--surface,#fff);z-index:59;transform:translateX(100%);transition:transform .32s ease;display:flex;flex-direction:column;box-shadow:-14px 0 44px rgba(0,0,0,.16)}
.site-drawer.open{transform:none}
.site-overlay{position:fixed;inset:0;background:rgba(0,0,0,.42);z-index:58;opacity:0;pointer-events:none;transition:opacity .3s}
.site-overlay.open{opacity:1;pointer-events:auto}

/* 移动端菜单 */
.site-mobile{position:fixed;top:0;right:0;height:100%;width:min(92vw,380px);background:var(--paper);z-index:59;transform:translateX(100%);visibility:hidden;transition:transform .32s ease,visibility .32s;overflow-y:auto}
.site-mobile.open{transform:none;visibility:visible}

/* 页脚 */
.site-footer{background:var(--dark);color:rgba(255,255,255,.62);border-top:1px solid rgba(255,255,255,.06)}
.site-footer h4{font-family:var(--font-heading);color:var(--accent);font-size:15px;letter-spacing:.1em;margin-bottom:20px}
.site-footer-link{color:rgba(255,255,255,.62);transition:color .2s}
.site-footer-link:hover{color:#fff}
.site-divider{height:1px;background:rgba(255,255,255,.1)}
@media (max-width:1023px){
  .footer-col{border-bottom:1px solid rgba(255,255,255,.1)}
  .footer-col:last-child{border-bottom:none}
  .footer-col h4{padding:16px 0;cursor:pointer;display:flex;justify-content:space-between;align-items:center;margin-bottom:0}
  .footer-col h4::after{content:'';width:8px;height:8px;border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(45deg);transition:transform .2s}
  .footer-col.open h4::after{transform:rotate(-135deg)}
  .footer-col ul{display:grid;grid-template-rows:0fr;transition:grid-template-rows .35s ease;margin:0!important}
  .footer-col ul>*{overflow:hidden}
  .footer-col.open ul{grid-template-rows:1fr;padding-bottom:16px}
}

/* ── 表单态：错误提示 / 密码强度 ────────────────────────────────────────── */
.form-error{display:none;font-size:12px;margin-top:6px;color:var(--accent)}
.form-error.on{display:block}
.pw-bar{height:4px;border-radius:2px;background:var(--line);overflow:hidden;margin-top:8px}
.pw-bar i{display:block;height:100%;width:0;background:var(--accent);transition:width .25s ease,background .25s ease}