/* ========================================
   VAYNO — Urban Outfitters 风格
   极简黑白 · Helvetica · 大写字距 · 大图驱动
======================================== */

:root{
  --black:#000;
  --white:#fff;
  --bg:#ffffff;
  --bg-alt:#f5f5f5;
  --text:#000000;
  --muted:#666;
  --line:#e6e6e6;
  --sale:#d0021b;
  --accent:#ff5722;        /* 促销条亮橙 */
  --r:0px;                  /* UO 几乎直角 */
  --font:'Helvetica Neue',Helvetica,Arial,'PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}
body{min-height:100vh}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul,ol{list-style:none}
.container{max-width:1440px;margin:0 auto;padding:0 24px}

/* ===== 顶部促销条 ===== */
.promo-bar{background:var(--accent);color:#fff;text-align:center;font-size:11px;letter-spacing:.12em;text-transform:uppercase;font-weight:700;padding:8px 12px;position:relative}
.promo-bar a{text-decoration:underline}
.promo-bar .promo-close{position:absolute;right:10px;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.25);border:none;color:#fff;width:20px;height:20px;border-radius:50%;cursor:pointer;font-size:14px;line-height:1;display:flex;align-items:center;justify-content:center;transition:background .2s}
.promo-bar .promo-close:hover{background:rgba(255,255,255,.5)}
@media(max-width:600px){.promo-bar{padding-right:36px}}

/* ===== 头部 ===== */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.header-row1{display:flex;align-items:center;justify-content:space-between;height:60px;gap:24px}
.logo{display:inline-flex;align-items:center;text-decoration:none}
.logo img{height:40px;width:auto;display:block}
.main-nav{display:flex;gap:28px;flex:1;justify-content:center}
.main-nav a{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#000;padding:6px 0;border-bottom:2px solid transparent;transition:border-color .15s}
.main-nav a:hover{border-bottom-color:#000}
.header-actions{display:flex;align-items:center;gap:18px}
.header-actions a,.header-actions button{font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:600;color:#000;background:none;border:none;cursor:pointer}
.cart-link{position:relative;display:flex;align-items:center;gap:5px}
.cart-link svg{display:block}
.badge{background:#000;color:#fff;border-radius:50%;font-size:10px;min-width:16px;height:16px;display:inline-flex;align-items:center;justify-content:center;padding:0 4px;font-weight:700;letter-spacing:0}
.cart-link .badge{position:absolute;top:-6px;right:-8px}
.lang-switch{display:flex;gap:2px;align-items:center}
.lang-switch a{padding:3px 5px;font-size:10px;letter-spacing:.06em;color:#999;border:1px solid transparent}
.lang-switch a.active{color:#000;border-color:#000}

/* ===== 语言下拉菜单 ===== */
.lang-dropdown{position:relative;display:inline-block}
.lang-current{display:flex;align-items:center;gap:4px;background:none;border:1px solid var(--line);padding:6px 10px;cursor:pointer;font-size:12px;font-weight:600;color:#000;transition:border-color .15s}
.lang-current:hover{border-color:#000}
.lang-current .flag{font-size:13px;letter-spacing:.04em}
.lang-current .arrow{font-size:10px;color:var(--muted)}
.lang-menu{display:none;position:absolute;right:0;top:calc(100% + 4px);background:#fff;border:1px solid var(--line);box-shadow:0 4px 16px rgba(0,0,0,.1);min-width:150px;z-index:60;padding:4px 0}
.lang-dropdown.open .lang-menu{display:block}
.lang-menu a{display:flex;align-items:center;gap:8px;padding:10px 14px;font-size:12px;color:#000;font-weight:500;transition:background .12s}
.lang-menu a:hover{background:var(--bg-alt)}
.lang-menu a.active{background:#000;color:#fff}
.lang-menu a .flag{font-size:14px;min-width:42px}
.lang-menu a .name{flex:1}
.lang-menu a .check{font-size:12px}

/* ===== 按钮 ===== */
.btn{display:inline-block;padding:12px 28px;border:1px solid #000;background:#000;color:#fff;font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;cursor:pointer;text-align:center;transition:all .15s}
.btn:hover{background:#333;border-color:#333}
.btn-outline{background:#fff;color:#000}
.btn-outline:hover{background:#000;color:#fff}
.btn-lg{padding:15px 40px;font-size:12px}
.btn-block{display:block;width:100%}
.btn-danger{background:var(--sale);border-color:var(--sale)}

/* ===== 表单 ===== */
input,select,textarea{width:100%;padding:11px 12px;border:1px solid var(--line);background:#fff;font-size:13px;font-family:var(--font)}
input:focus,select:focus,textarea:focus{outline:none;border-color:#000}
label{display:block;margin:14px 0 5px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;font-weight:700}
.form-card{max-width:420px;margin:60px auto;background:#fff;padding:36px;border:1px solid var(--line)}

/* ===== Hero Banner ===== */
.hero{position:relative;width:100%;background:var(--bg-alt);overflow:hidden}
.hero img,.hero-img{width:100%;height:100%;object-fit:contain;display:block}
.hero{aspect-ratio:3.2/1}
.hero-overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;color:#fff;text-align:center;background:rgba(0,0,0,.18)}
.hero-overlay h1{font-size:44px;font-weight:800;letter-spacing:.02em;text-transform:uppercase;line-height:1.1;text-shadow:0 2px 12px rgba(0,0,0,.3)}
.hero-overlay p{font-size:15px;letter-spacing:.06em}

/* ===== 首页 Banner 轮播 ===== */
.hero-slider{position:relative}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity .8s ease-in-out}
.hero-slide.active{opacity:1;position:relative}
.hero-slider .hero-overlay{position:absolute}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);background:rgba(0,0,0,.4);color:#fff;border:none;font-size:32px;width:44px;height:44px;border-radius:50%;cursor:pointer;z-index:5;display:flex;align-items:center;justify-content:center;transition:background .2s}
.hero-arrow:hover{background:rgba(0,0,0,.7)}
.hero-arrow.prev{left:16px}
.hero-arrow.next{right:16px}
.hero-dots{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);display:flex;gap:8px;z-index:5}
.hero-dot{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer;transition:background .2s}
.hero-dot.active{background:#fff}
@media(max-width:768px){.hero-arrow{display:none}}

/* ===== 区块标题 ===== */
.section{margin:64px auto}
.section.container{margin:64px auto}
.section-head{text-align:center;margin-bottom:32px}
.section-title{font-size:24px;font-weight:800;letter-spacing:.04em;text-transform:uppercase}
.section-sub{color:var(--muted);font-size:12px;letter-spacing:.1em;text-transform:uppercase;margin-top:6px}
.section-link{display:inline-block;margin-top:14px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;border-bottom:1px solid #000;padding-bottom:2px}

/* ===== 产品网格 ===== */
.grid{display:grid;gap:24px;grid-template-columns:repeat(4,1fr)}
.grid.grid-3{grid-template-columns:repeat(3,1fr)}
.grid.grid-5{grid-template-columns:repeat(5,1fr)}
.product-card{display:block;width:100%;background:#fff;color:#000;transition:opacity .15s}
.product-card:hover{opacity:.8}
.product-card .img-wrap{position:relative;aspect-ratio:3/4;overflow:hidden;background:var(--bg-alt)}
.product-card .img-wrap img{width:100%;height:100%;object-fit:cover}
.product-card .quick{position:absolute;left:0;right:0;bottom:0;background:#000;color:#fff;text-align:center;padding:11px;font-size:11px;letter-spacing:.12em;text-transform:uppercase;font-weight:700;opacity:0;transform:translateY(100%);transition:all .2s}
.product-card:hover .quick{opacity:1;transform:translateY(0)}
.product-card .body{padding:12px 0}
.product-card .title{font-size:13px;font-weight:400;line-height:1.3;height:36px;overflow:hidden;color:#000}
.product-card .price{font-size:13px;font-weight:700;margin-top:6px;color:#000}
.product-card .price .orig{color:#999;text-decoration:line-through;font-weight:400;margin-left:6px}
.product-card .price .sale{color:var(--sale)}
.product-card .sales{font-size:11px;color:#999;margin-top:3px;letter-spacing:.04em}

/* ===== 分类大图入口 ===== */
.cat-tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}
.cat-tile{position:relative;aspect-ratio:4/5;overflow:hidden;background:var(--bg-alt);display:block}
.cat-tile img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.cat-tile:hover img{transform:scale(1.03)}
.cat-tile .label{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;background:rgba(0,0,0,.15);text-shadow:0 2px 8px rgba(0,0,0,.4)}
/* 无商品图的分类占位：渐变背景；min-height 兜底不支持 aspect-ratio 的旧内核（如 360 兼容模式） */
.cat-tile{min-height:220px}
.cat-tile-empty{width:100%;height:100%;background:linear-gradient(135deg,#2b2b2b 0%,#5a5a5a 50%,#2b2b2b 100%)}
/* 无 Banner 时的默认 hero 背景：纯 CSS 渐变，不依赖外部图片 */
.hero-img-fallback{background:linear-gradient(120deg,#1a1a1a 0%,#3a3a3a 45%,#111 100%)}

/* ===== 品牌网格 ===== */
.brand-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.brand-card{position:relative;aspect-ratio:3/2;background:var(--bg-alt);display:block;border:1px solid var(--line);font-size:18px;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:#000;transition:background .15s,color .15s;overflow:hidden;box-sizing:border-box}
.brand-card:hover{background:#000;color:#fff}
/* LOGO 绝对定位：占满卡片减去底部 32px 文字栏的剩余空间，图片完整显示不裁切 */
.brand-card .brand-logo{position:absolute;left:0;right:0;top:0;bottom:32px;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;background:#000}
.brand-card .brand-logo img{display:block;width:100%;max-height:100%;object-fit:contain}
.brand-card:hover .brand-logo{opacity:1;visibility:visible}
/* 无 LOGO 的品牌：hover 时 logo 区域不显示 */
.brand-card.no-logo .brand-logo{display:none}
/* 文字绝对定位：默认居中（占满整张卡片），hover 时贴到底部 32px 窄条 */
.brand-card .brand-name{position:absolute;left:0;right:0;top:0;bottom:0;display:flex;align-items:center;justify-content:center;text-align:center;padding:6px 8px;box-sizing:border-box;transition:top .2s ease,bottom .2s ease,font-size .2s ease}
.brand-card:hover .brand-name{top:calc(100% - 32px);bottom:0;height:32px;font-size:13px}
/* 无 LOGO 的品牌 hover 时文字保持居中 */
.brand-card.no-logo .brand-name{top:0;bottom:0 !important;font-size:18px}

/* ===== 筛选栏 ===== */
.filter-bar{display:flex;gap:16px;flex-wrap:wrap;align-items:center;width:100%;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:24px}
.filter-bar select,.filter-bar input{width:auto;min-width:160px;border:1px solid var(--line);padding:9px 12px;background:#fff;font-size:12px}
.filter-bar .btn{padding:9px 20px}

/* ===== 产品详情 ===== */
.product-detail{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;padding:24px 0 0;min-height:calc(100vh - 80px)}
.product-detail .img-box{background:var(--bg-alt)}
.product-detail .img-box img{object-fit:cover}
.main-media-wrap{width:100%;overflow:hidden;position:relative}
.main-media-wrap img,.main-media-wrap video{width:100%;height:auto;max-height:88vh;object-fit:cover;display:block}
.main-media-wrap .click-hint{position:absolute;bottom:12px;right:12px;background:rgba(0,0,0,.5);color:#fff;font-size:11px;padding:4px 10px;border-radius:12px;pointer-events:none;opacity:0;transition:opacity .3s}
.main-media-wrap:hover .click-hint{opacity:1}
.product-detail .info{padding:24px 0}
.thumb-scroll-wrap{position:relative}
.thumb-list{flex-wrap:nowrap!important;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;-ms-overflow-style:none}
.thumb-list::-webkit-scrollbar{display:none}
.thumb-arrow{position:absolute;right:0;top:50%;transform:translateY(-50%);width:28px;height:60px;border:none;background:rgba(0,0,0,.55);color:#fff;font-size:24px;line-height:1;cursor:pointer;border-radius:4px;display:none;align-items:center;justify-content:center;z-index:2}
.thumb-arrow.show{display:flex}
.thumb-arrow:hover{background:rgba(0,0,0,.8)}
.product-detail h1{font-size:24px;font-weight:600;margin-bottom:10px;line-height:1.2}
.product-detail .price-big{font-size:20px;font-weight:700;margin-bottom:16px}
.product-detail .meta{color:var(--muted);font-size:12px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:20px;border-bottom:1px solid var(--line);padding-bottom:16px}
.size-options{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
.size-options label{padding:10px 16px;border:1px solid #000;cursor:pointer;font-weight:400;letter-spacing:0;text-transform:none;font-size:13px;margin:0}
.size-options input{display:none;width:auto}
.size-options label:has(input:checked){background:#000;color:#fff}
.qty-box{display:flex;align-items:center;gap:0;border:1px solid #000;width:fit-content}
.qty-box button{width:42px;height:42px;border:none;background:#fff;cursor:pointer;font-size:18px}
.qty-box input{width:54px;height:42px;border:none;border-left:1px solid #000;border-right:1px solid #000;text-align:center;padding:0}

/* ===== 购物车 ===== */
.cart-table{width:100%;border-collapse:collapse}
.cart-table th,.cart-table td{padding:18px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
.cart-table th{font-size:11px;letter-spacing:.1em;text-transform:uppercase;font-weight:700;color:#000;border-bottom:2px solid #000}
.cart-table img{width:80px;height:100px;object-fit:cover}
.summary-box{background:#fff;padding:28px;border:1px solid var(--line);margin-top:24px;max-width:420px;margin-left:auto}
.summary-row{display:flex;justify-content:space-between;padding:8px 0;font-size:13px}
.summary-row.total{font-size:16px;font-weight:700;border-top:2px solid #000;margin-top:10px;padding-top:14px}
.campaign-box{background:#fff8e1;border:1px solid #ffe082;padding:14px 16px;margin:14px 0;color:#5d4037;font-size:13px}

/* ===== 后台 ===== */
.admin-wrap{display:grid;grid-template-columns:220px 1fr;min-height:100vh}
.admin-side{background:#000;color:#fff;padding:24px 0;position:sticky;top:0;height:100vh}
.admin-side .brand{font-size:18px;font-weight:800;letter-spacing:.04em;text-transform:uppercase;padding:0 24px 24px;border-bottom:1px solid #333;color:#fff}
.admin-side a{display:block;padding:13px 24px;color:#bbb;font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:600}
.admin-side a:hover,.admin-side a.active{background:#fff;color:#000}
.admin-main{padding:32px;background:var(--bg-alt)}
.admin-card{background:#fff;padding:24px;border:1px solid var(--line);margin-bottom:24px}
.admin-card h3{font-size:14px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:16px;font-weight:800}
table.tbl{width:100%;border-collapse:collapse}
table.tbl th,table.tbl td{padding:12px;border-bottom:1px solid var(--line);text-align:left;font-size:13px}
table.tbl th{font-size:11px;letter-spacing:.08em;text-transform:uppercase;font-weight:700;border-bottom:2px solid #000}
table.tbl img{width:54px;height:68px;object-fit:cover}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}
.stat-card{background:#fff;padding:24px;border:1px solid var(--line)}
.stat-card .num{font-size:30px;font-weight:800;letter-spacing:.02em}
.stat-card .lbl{color:var(--muted);font-size:11px;letter-spacing:.1em;text-transform:uppercase;margin-top:6px}

/* ===== Flash ===== */
.flash{padding:13px 16px;margin:0 0 16px;font-size:13px;letter-spacing:.02em}
.flash-success{background:#000;color:#fff}
.flash-error{background:var(--sale);color:#fff}

/* ===== 二维码 Modal ===== */
.qr-modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:100;align-items:center;justify-content:center;padding:16px}
.qr-modal.open{display:flex}
.qr-modal-box{background:#fff;border-radius:0;padding:32px;max-width:340px;width:100%;text-align:center;position:relative}
.qr-modal-box h3{margin-bottom:18px;font-size:13px;letter-spacing:.08em;text-transform:uppercase;font-weight:800}
.qr-modal-box .qr-canvas{display:inline-block;padding:12px;border:1px solid var(--line);background:#fff}
.qr-modal-box .qr-canvas img,.qr-modal-box .qr-canvas canvas{display:block;width:220px;height:220px}
.qr-modal-box .qr-url{margin-top:14px;font-size:11px;color:var(--muted);word-break:break-all;background:var(--bg-alt);padding:10px}
.qr-modal-box .qr-actions{margin-top:16px;display:flex;gap:8px;justify-content:center}
.qr-modal-box .qr-close{position:absolute;top:10px;right:16px;font-size:26px;cursor:pointer;color:#999;line-height:1}
.qr-inline{display:inline-block;padding:10px;border:1px solid var(--line);background:#fff}
.qr-inline img,.qr-inline canvas{display:block;width:180px;height:180px}
.qr-toggle{cursor:pointer;padding:8px 14px;border:1px solid #000;color:#000;background:#fff;font-size:11px;letter-spacing:.1em;text-transform:uppercase;font-weight:700}
.qr-toggle:hover{background:#000;color:#fff}

/* ===== 页脚 ===== */
.site-footer{background:#000;color:#fff;padding:48px 0 28px}
.site-footer .container{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:40px}
.footer-brand{flex:0 0 auto}
.footer-logo{height:36px;width:auto;opacity:.9}
.footer-tag{font-size:10px;letter-spacing:.2em;color:#666;margin-top:6px}
.footer-links{display:flex;flex-wrap:wrap;gap:40px}
.footer-links > div{min-width:120px}
.site-footer h4{font-size:11px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:12px;font-weight:700;color:#888}
.site-footer a{color:#bbb;font-size:12px;display:block;padding:3px 0;transition:color .15s}
.site-footer a:hover{color:#fff}
.footer-social{display:flex;gap:14px}
.footer-social a{padding:0;display:flex;align-items:center;color:#888;transition:color .15s}
.footer-social a:hover{color:#fff}
.site-footer .copyright{width:100%;border-top:1px solid #222;margin-top:32px;padding-top:18px;font-size:11px;color:#555;letter-spacing:.06em;text-align:center}

/* ========================================
   移动端汉堡菜单 + 抽屉导航
   （必须在响应式媒体查询之前定义，避免 display:none 覆盖）
   ======================================== */
.menu-toggle{
  display:none;flex-direction:column;justify-content:center;align-items:center;
  width:44px;height:44px;background:none;border:none;cursor:pointer;gap:5px;
  order:1;flex-shrink:0;
}
.menu-toggle span{
  display:block;width:22px;height:2px;background:#000;transition:all .25s ease;
}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 移动端抽屉导航 */
.mobile-nav{
  position:fixed;top:0;left:0;width:280px;max-width:80vw;height:100vh;
  background:#fff;z-index:200;transform:translateX(-100%);transition:transform .3s ease;
  overflow-y:auto;box-shadow:2px 0 12px rgba(0,0,0,.1);
}
.mobile-nav.open{transform:translateX(0)}
.mobile-nav .mobile-nav-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px;border-bottom:1px solid var(--line);
}
.mobile-nav .mobile-nav-head .logo img{height:28px}
.mobile-nav .mobile-nav-close{
  background:none;border:none;font-size:24px;cursor:pointer;color:#000;
  width:40px;height:40px;display:flex;align-items:center;justify-content:center;
}
.mobile-nav nav{padding:8px 0}
.mobile-nav nav a{
  display:flex;align-items:center;padding:14px 20px;font-size:14px;font-weight:600;
  letter-spacing:.04em;text-transform:uppercase;border-bottom:1px solid var(--line);
  color:#000;transition:background .15s;
}
.mobile-nav nav a:hover{background:var(--bg-alt)}
.mobile-nav .mobile-nav-foot{padding:16px 20px;border-top:1px solid var(--line)}
.mobile-nav .mobile-nav-foot a{display:block;padding:10px 0;font-size:12px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}

/* 遮罩层 */
.nav-overlay{
  display:none;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:150;
  opacity:0;transition:opacity .25s ease;
}
.nav-overlay.open{display:block;opacity:1}

/* ========================================
   响应式设计 — 平板 & 手机
   简单大气 · 统一风格 · 触摸友好
   ======================================== */

/* ---------- 平板 (≤1024px) ---------- */
@media (max-width:1024px){
  .container{padding:0 20px}
  .grid{grid-template-columns:repeat(3,1fr);gap:20px}
  .cat-tiles{grid-template-columns:repeat(3,1fr)}
  .brand-grid{grid-template-columns:repeat(3,1fr)}
  .hero-overlay h1{font-size:34px}
  .main-nav{gap:18px}
  .main-nav a{font-size:11px}
  .section{margin:40px auto}
  .section-head{margin-bottom:24px}
}

/* ---------- 手机 (≤768px) ---------- */
@media (max-width:768px){
  :root{ --r:0px; }
  html,body{font-size:14px}
  .container{padding:0 16px}

  /* 头部：汉堡菜单 + 居中Logo + 右侧图标 */
  .site-header{position:sticky;top:0}
  .header-row1{height:56px;flex-wrap:nowrap;padding:0 16px;gap:0}
  .menu-toggle{display:flex}
  .logo{order:2;flex:1;justify-content:center}
  .logo img{height:32px}
  .main-nav{display:none}
  .header-actions{order:3;gap:14px}
  .header-actions a span:not(.badge){display:none} /* 隐藏文字，只留图标 */
  .lang-current{padding:6px 8px;font-size:11px}
  .lang-current .arrow{display:none}

  /* Hero：按图片比例自适应，不强制高度 */
  .hero-overlay{padding:0 16px}
  .hero-overlay h1{font-size:20px}
  .hero-overlay p{font-size:11px}

  /* 区块：紧凑间距 */
  .section{margin:12px auto}
  .section:first-of-type{margin-top:6px}
  .section-head{margin-bottom:8px}
  .section-title{font-size:17px}
  .section-sub{font-size:10px;margin-top:2px}

  /* 产品网格：2列 */
  .grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .product-card .body{padding:8px 0}
  .product-card .title{font-size:12px;height:32px;line-height:1.3}
  .product-card .price{font-size:12px;margin-top:4px}
  .product-card .sales{font-size:10px}
  .product-card .quick{display:none} /* 手机端无hover，隐藏 */

  /* 分类入口：横向滚动圆角卡片 */
  .cat-tiles{display:flex;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;gap:12px;padding-bottom:4px}
  .cat-tiles::-webkit-scrollbar{display:none}
  .cat-tile{flex:0 0 130px;width:130px;aspect-ratio:1;min-height:auto;border-radius:8px}
  .cat-tile img{border-radius:8px}
  .cat-tile .label{font-size:11px;border-radius:8px;background:rgba(0,0,0,.25)}

  /* 品牌网格：2列 */
  .brand-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .brand-card{font-size:14px}
  .brand-card:hover .brand-name{top:calc(100% - 28px);height:28px;font-size:12px}
  .brand-card.no-logo .brand-name{font-size:14px}

  /* 产品详情：单列 */
  .product-detail{grid-template-columns:1fr;gap:16px;padding:12px 0 0}
  .product-detail .info{padding:8px 0}
  .product-detail h1{font-size:20px}
  .product-detail .price-big{font-size:18px}
  .main-media-wrap img,.main-media-wrap video{max-height:60vh}
  .main-media-wrap .click-hint{opacity:1;font-size:10px}
  .size-options label{padding:10px 14px;font-size:13px}
  .qty-box button{width:44px;height:44px}
  .qty-box input{width:50px;height:44px}
  .product-detail form .btn{flex:1;text-align:center}

  /* 筛选栏 */
  .filter-bar{flex-direction:column;align-items:stretch;gap:10px;padding:14px 0}
  .filter-bar select,.filter-bar input{width:100%;min-width:0}

  /* 购物车：卡片式布局 */
  .cart-table{display:block}
  .cart-table thead{display:none}
  .cart-table tbody{display:block}
  .cart-table tr{display:block;background:#fff;border:1px solid var(--line);margin-bottom:12px;padding:12px}
  .cart-table td{display:flex;justify-content:space-between;align-items:center;padding:6px 0;border:none;font-size:13px}
  .cart-table td:first-child{flex-direction:column;align-items:flex-start;gap:8px;padding-bottom:10px;border-bottom:1px solid var(--line);margin-bottom:6px}
  .cart-table td:first-child>div{display:flex;gap:10px;align-items:center;width:100%}
  .cart-table td:first-child img{width:64px;height:64px}
  .cart-table td:nth-child(3)::before{content:"SIZE: ";font-weight:700;font-size:10px;letter-spacing:.06em;color:var(--muted)}
  .cart-table td:nth-child(4)::before{content:"QTY: ";font-weight:700;font-size:10px;letter-spacing:.06em;color:var(--muted)}
  .cart-table td:nth-child(5){font-weight:700}
  .cart-table td:last-child{justify-content:flex-end}
  .cart-table td:last-child a{font-size:18px;color:var(--muted);padding:4px 8px}

  .summary-box{max-width:100%;margin:16px 0 0;padding:20px}

  /* 表单卡片 */
  .form-card{margin:24px auto;padding:24px 20px}

  /* 结算页：表单网格变单列 */
  .checkout-grid{grid-template-columns:1fr !important;gap:0 !important}
  .summary-box{max-width:100% !important;margin:0 !important}

  /* 按钮 */
  .btn{padding:13px 24px;font-size:11px;min-height:44px}
  .btn-lg{padding:15px 32px;font-size:12px}

  /* 后台 */
  .admin-wrap{grid-template-columns:1fr}
  .admin-side{position:static;height:auto;display:flex;overflow-x:auto;padding:0;-webkit-overflow-scrolling:touch}
  .admin-side .brand{display:none}
  .admin-side a{white-space:nowrap;padding:14px 18px;font-size:12px}
  .admin-main{padding:16px}
  .admin-card{padding:16px}
  table.tbl{display:block;overflow-x:auto}
  .stat-card{padding:18px}
  .stat-card .num{font-size:24px}

  /* 页脚：紧凑双列网格 */
  .site-footer{padding:32px 0 20px}
  .site-footer .container{flex-direction:column;gap:24px}
  .footer-brand{text-align:center}
  .footer-logo{height:30px;margin:0 auto}
  .footer-tag{text-align:center;margin-top:4px}
  .footer-links{display:grid;grid-template-columns:1fr 1fr;gap:20px 24px}
  .footer-links > div{min-width:0}
  .site-footer h4{font-size:10px;margin-bottom:8px}
  .site-footer a{font-size:11px;padding:2px 0}
  .footer-social{justify-content:flex-start}
  .footer-social a svg{width:16px;height:16px}
  .site-footer .copyright{margin-top:20px;padding-top:16px;font-size:10px}

  /* 语言下拉在手机上居中 */
  .lang-menu{right:0;left:auto;min-width:140px}
}

/* ---------- 小屏手机 (≤480px) ---------- */
@media (max-width:480px){
  .container{padding:0 12px}
  .header-row1{height:52px;padding:0 12px}
  .logo img{height:28px}
  .hero-overlay h1{font-size:18px}
  .hero-overlay p{font-size:10px}
  .grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .product-card .title{font-size:11px;height:30px}
  .product-card .price{font-size:11px}
  .cat-tile{flex:0 0 110px;width:110px}
  .cat-tile .label{font-size:10px}
  .brand-grid{grid-template-columns:repeat(2,1fr)}
  .section{margin:10px auto}
  .section:first-of-type{margin-top:4px}
  .section-head{margin-bottom:6px}
  .section-title{font-size:16px}
  .btn{padding:12px 20px;font-size:10px}
  .form-card{padding:20px 16px}
  .footer-links{grid-template-columns:1fr 1fr;gap:16px 16px}
  .footer-logo{height:26px}
}

/* 触摸友好：去除hover依赖 */
@media (hover:none){
  .product-card:hover{opacity:1}
  .cat-tile:hover img{transform:none}
}

/* 安全区适配（刘海屏） */
@supports(padding:max(0px)){
  .header-row1,.site-footer .copyright{padding-left:max(env(safe-area-inset-left),16px);padding-right:max(env(safe-area-inset-right),16px)}
}