:root{
  --ink:#14181C;
  --ink-2:#3D454C;
  --sub:#7A848C;
  --line:#EDF0F1;
  --bg:#F4F6F5;
  --card:#FFFFFF;
  --brand:#0B7A5B;
  --brand-2:#0E9C73;
  --brand-soft:#E7F4EF;
  --price:#E4512B;
  --gold:#FFB020;
  --radius:16px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%;margin:0;overflow:hidden;overscroll-behavior:none}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:#E9EDEB;
}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
input{font:inherit;outline:none;border:0;background:none;color:inherit}
img{display:block}

/* ---------- 应用容器（固定满屏，仅内容区滚动） ---------- */
.app{position:fixed;inset:0;width:100%;max-width:480px;height:100vh;height:100dvh;margin:0 auto;background:var(--bg);display:flex;flex-direction:column;overflow:hidden}
@media (min-width:481px){.app{box-shadow:0 0 40px rgba(20,24,28,.1)}}

/* ---------- 扫码引导 ---------- */
.gate{position:absolute;inset:0;z-index:200;background:var(--bg);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 32px;text-align:center}
.gate[hidden]{display:none}
.gate-mark{width:62px;height:62px;border-radius:20px;background:linear-gradient(145deg,#12A87C,#086B50);color:#fff;font-size:28px;font-weight:800;display:grid;place-items:center;box-shadow:0 16px 30px rgba(11,122,91,.24)}
.gate h1{margin:24px 0 10px;font-size:19px;letter-spacing:.3px}
.gate p{margin:0;font-size:13px;line-height:1.8;color:var(--sub);max-width:280px}
.gate-tip{margin-top:26px;font-size:11px;color:#9AA4AA;background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 14px}

/* ---------- 顶部 ---------- */
.topbar{flex:none;background:#fff;padding:calc(10px + env(safe-area-inset-top)) 16px 10px}
.brandrow{display:flex;align-items:center;justify-content:space-between;height:36px}
.brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:17px;letter-spacing:.2px}
.brand .mark{width:26px;height:26px;border-radius:9px;background:linear-gradient(145deg,#12A87C,#086B50);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:800}
.brand small{font-size:10px;font-weight:600;color:var(--brand);background:var(--brand-soft);padding:2px 6px;border-radius:6px;letter-spacing:.4px}
.iconbtn{width:34px;height:34px;border-radius:12px;display:grid;place-items:center;background:#F3F5F4;color:var(--ink-2)}
.devicebar{display:flex;align-items:center;gap:8px;margin-top:6px;font-size:12px;color:var(--sub)}
.devicebar .dot{width:6px;height:6px;border-radius:50%;background:#12B76A;box-shadow:0 0 0 3px rgba(18,183,106,.14)}
.devicebar.offline .dot{background:#9CA3AF;box-shadow:0 0 0 3px rgba(156,163,175,.16)}
.devicebar .name{color:var(--ink-2);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:180px}
.devicebar .devtag{margin-left:auto;font-size:10px;color:var(--brand);background:var(--brand-soft);padding:3px 7px;border-radius:999px;white-space:nowrap}
.devicebar.offline .devtag{color:#6B7280;background:#F1F3F2}

/* ---------- 滚动区 ---------- */
.view{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;padding-bottom:86px;display:none}
.view.active{display:block}
.view::-webkit-scrollbar{display:none}

/* ---------- 轮播 ---------- */
.banner{position:relative;margin:10px 16px 0;border-radius:20px;overflow:hidden;background:#DDE5E1}
.banner[hidden]{display:none}
.banner .track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none}
.banner .track::-webkit-scrollbar{display:none}
.slide{flex:0 0 100%;scroll-snap-align:center;position:relative;height:164px}
.slide img{width:100%;height:100%;object-fit:cover}
.slide .shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,20,16,.62) 0%,rgba(10,20,16,.28) 55%,rgba(10,20,16,.05) 100%)}
.slide .copy{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:#fff;right:16px}
.slide .copy em{display:inline-block;font-style:normal;font-size:10px;letter-spacing:1.4px;text-transform:uppercase;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.28);padding:3px 8px;border-radius:999px;margin-bottom:8px;backdrop-filter:blur(4px)}
.slide .copy h3{margin:0 0 4px;font-size:20px;line-height:1.2;letter-spacing:.4px}
.slide .copy p{margin:0;font-size:11px;color:rgba(255,255,255,.82)}
.dots{position:absolute;left:0;right:0;bottom:9px;display:flex;justify-content:center;gap:4px}
.dots i{width:5px;height:5px;border-radius:99px;background:rgba(255,255,255,.45);transition:.25s}
.dots i.on{width:14px;background:#fff}

/* ---------- 公告 ---------- */
.notice{display:flex;align-items:center;gap:6px;margin:10px 18px 0;font-size:11px;color:#8A6A22}
.notice b{font-weight:600;color:#6E5416}

/* ---------- 分类 ---------- */
.chips{display:flex;gap:8px;overflow-x:auto;padding:12px 16px 2px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{flex:none;font-size:12px;color:var(--ink-2);background:#fff;border:1px solid var(--line);padding:7px 14px;border-radius:999px;transition:.2s}
.chip.on{background:var(--ink);color:#fff;border-color:var(--ink)}

/* ---------- 商品 ---------- */
.sec-head{display:flex;align-items:baseline;justify-content:space-between;padding:16px 18px 10px}
.sec-head h2{margin:0;font-size:16px;letter-spacing:.2px}
.sec-head span{font-size:11px;color:var(--sub)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:0 16px}
.card{background:var(--card);border-radius:var(--radius);overflow:hidden;border:1px solid rgba(20,24,28,.04);box-shadow:0 2px 10px rgba(20,24,28,.04);position:relative;display:flex;flex-direction:column}
.card .thumb{position:relative;aspect-ratio:1/1;background:#F1F3F2;overflow:hidden}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.card:active .thumb img{transform:scale(1.03)}
.tag{position:absolute;top:8px;left:8px;font-size:10px;font-weight:600;color:#fff;background:rgba(20,24,28,.62);backdrop-filter:blur(6px);padding:3px 7px;border-radius:7px}
.tag.hot{background:linear-gradient(120deg,#F0442C,#FF7A45)}
.card .body{padding:9px 10px 11px;display:flex;flex-direction:column;gap:3px}
.card .name{font-size:13px;font-weight:600;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:35px}
.card .spec{font-size:10px;color:var(--sub)}
.prow{display:flex;align-items:flex-end;justify-content:space-between;margin-top:4px}
.price{color:var(--price);font-weight:800;display:flex;align-items:baseline;gap:1px}
.price i{font-style:normal;font-size:11px;font-weight:700}
.price b{font-size:18px;letter-spacing:-.3px}
.price s{font-size:10px;color:#B4BCC2;font-weight:400;margin-left:3px}
.add{width:27px;height:27px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;box-shadow:0 6px 14px rgba(11,122,91,.28);transition:transform .15s}
.add:active{transform:scale(.9)}
.add[disabled]{background:#CBD5D1;box-shadow:none}
.stock{font-size:10px;color:#B08933;margin-top:2px}
.empty{grid-column:1/-1;text-align:center;color:var(--sub);font-size:12px;padding:40px 0;line-height:1.8}

.homefoot{padding:24px 16px 10px;text-align:center;color:#A7B0B6;font-size:10px;line-height:1.8}
.homefoot b{color:#8B959C;font-weight:600}

/* ---------- 订单页 ---------- */
.page-title{padding:14px 18px 6px;font-size:20px;font-weight:800;letter-spacing:.2px}
.tabs{display:flex;gap:18px;padding:6px 18px 12px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--bg);z-index:5}
.tabs button{font-size:12px;color:var(--sub);padding:6px 0;position:relative}
.tabs button.on{color:var(--ink);font-weight:700}
.tabs button.on:after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:-1px;width:18px;height:2px;border-radius:2px;background:var(--brand)}
.order-list{padding:12px 16px 0;display:flex;flex-direction:column;gap:12px}
.order{background:#fff;border-radius:16px;border:1px solid rgba(20,24,28,.04);box-shadow:0 2px 10px rgba(20,24,28,.04);padding:12px 13px}
.order .oh{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--sub)}
.order .oh b{font-weight:600;color:var(--ink-2);font-size:11px;letter-spacing:.2px;word-break:break-all}
.st{font-size:10px;font-weight:700;padding:3px 8px;border-radius:999px;white-space:nowrap;margin-left:8px}
.st.done{color:#0B7A5B;background:#E7F4EF}
.st.doing{color:#B4690E;background:#FFF3DF}
.st.unpaid{color:#D4380D;background:#FFECE5}
.st.refund{color:#7A848C;background:#F1F3F2}
.oitems{display:flex;align-items:center;gap:8px;margin:10px 0 8px}
.oitems .thumbs{display:flex;gap:6px}
.oitems .thumbs img{width:52px;height:52px;border-radius:10px;object-fit:cover;background:#F1F3F2}
.oitems .sum{margin-left:auto;text-align:right}
.oitems .sum small{display:block;font-size:10px;color:var(--sub)}
.oitems .sum b{font-size:15px;color:var(--ink);font-weight:800}
.of{display:flex;align-items:center;justify-content:space-between;border-top:1px dashed var(--line);padding-top:9px}
.of time{font-size:10px;color:#A7B0B6}
.of .acts{display:flex;gap:8px}
.btn-s{font-size:11px;font-weight:600;padding:6px 13px;border-radius:999px;border:1px solid var(--line);color:var(--ink-2);background:#fff}
.btn-s.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-s.ghost{color:var(--brand);border-color:rgba(11,122,91,.28);background:var(--brand-soft)}

/* ---------- 底部导航 ---------- */
.tabbar{position:absolute;left:0;right:0;bottom:0;height:70px;padding-bottom:env(safe-area-inset-bottom);background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-top:1px solid rgba(20,24,28,.06);display:grid;grid-template-columns:1fr 1fr 1fr;z-index:40}
.tabbar button{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:10px;color:#98A2A9;position:relative}
.tabbar button.on{color:var(--brand);font-weight:700}
.tabbar .badge{position:absolute;top:8px;left:calc(50% + 6px);min-width:15px;height:15px;border-radius:999px;background:#F0442C;color:#fff;font-size:9px;font-weight:700;display:none;align-items:center;justify-content:center;padding:0 4px;box-shadow:0 0 0 2px #fff}

/* ---------- 弹层 ---------- */
.mask{position:absolute;inset:0;background:rgba(12,18,16,.44);backdrop-filter:blur(2px);opacity:0;pointer-events:none;transition:opacity .26s;z-index:60}
.mask.on{opacity:1;pointer-events:auto}
.sheet{position:absolute;left:0;right:0;bottom:0;background:#fff;border-radius:26px 26px 0 0;transform:translateY(104%);transition:transform .34s cubic-bezier(.32,.72,0,1);z-index:70;display:flex;flex-direction:column;max-height:82%}
.sheet.on{transform:translateY(0)}
.handle{width:36px;height:4px;border-radius:99px;background:#E3E7E9;margin:9px auto 2px;flex:none}
.sheet-head{display:flex;align-items:center;justify-content:space-between;padding:8px 18px 12px;flex:none}
.sheet-head h3{margin:0;font-size:16px;font-weight:800}
.sheet-head .x{width:28px;height:28px;border-radius:50%;background:#F3F5F4;display:grid;place-items:center;color:var(--sub)}
.sheet-body{overflow-y:auto;padding:0 18px;flex:1}
.sheet-body::-webkit-scrollbar{display:none}
.sheet-foot{flex:none;padding:12px 18px calc(16px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:#fff}

.citem{display:flex;gap:11px;padding:11px 0;border-bottom:1px solid var(--line)}
.citem:last-child{border-bottom:0}
.citem img{width:62px;height:62px;border-radius:12px;object-fit:cover;background:#F1F3F2}
.citem .meta{flex:1;min-width:0}
.citem .meta b{display:block;font-size:13px;font-weight:600;margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.citem .meta small{font-size:10px;color:var(--sub)}
.citem .meta .p{color:var(--price);font-weight:800;font-size:13px;margin-top:5px}
.stepper{display:flex;align-items:center;gap:0;border:1px solid var(--line);border-radius:999px;overflow:hidden;height:26px;align-self:center}
.stepper button{width:26px;height:26px;display:grid;place-items:center;color:var(--ink-2);font-size:14px}
.stepper span{min-width:22px;text-align:center;font-size:12px;font-weight:700}
.cart-empty{text-align:center;color:var(--sub);font-size:12px;padding:44px 0 50px;line-height:1.8}
.cart-empty svg{margin:0 auto 10px;opacity:.4}

.total-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.total-row span{font-size:12px;color:var(--sub)}
.total-row b{font-size:20px;color:var(--price);font-weight:800}
.total-row b i{font-style:normal;font-size:12px}
.btn-main{width:100%;height:48px;border-radius:14px;background:linear-gradient(120deg,#0E9C73,#08705A);color:#fff;font-size:15px;font-weight:700;letter-spacing:.5px;box-shadow:0 12px 24px rgba(11,122,91,.24);display:flex;align-items:center;justify-content:center;gap:6px}
.btn-main[disabled]{opacity:.45;box-shadow:none}
.safe-note{display:flex;align-items:center;justify-content:center;gap:5px;margin-top:9px;font-size:10px;color:#A7B0B6}

/* 支付方式 */
.paylist{display:flex;flex-direction:column;gap:9px;padding:4px 0 14px}
.payopt{display:flex;align-items:center;gap:11px;padding:13px 13px;border-radius:14px;border:1.5px solid var(--line);background:#fff;transition:.2s}
.payopt.on{border-color:var(--brand);background:var(--brand-soft)}
.payopt .ico{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:#fff;font-weight:800;font-size:14px}
.payopt .ico.wx{background:#22B65C}
.payopt .ico.ali{background:#1677FF}
.payopt .txt{flex:1;text-align:left}
.payopt .txt b{display:block;font-size:13px;font-weight:700}
.payopt .txt small{font-size:10px;color:var(--sub)}
.payopt .radio{width:17px;height:17px;border-radius:50%;border:1.5px solid #CBD2D6;position:relative}
.payopt.on .radio{border-color:var(--brand)}
.payopt.on .radio:after{content:"";position:absolute;inset:3px;border-radius:50%;background:var(--brand)}
.order-mini{background:#F7F9F8;border-radius:14px;padding:11px 12px;margin-bottom:12px}
.order-mini .row{display:flex;justify-content:space-between;font-size:11px;color:var(--sub);line-height:1.9;gap:12px}
.order-mini .row b{color:var(--ink-2);font-weight:600;text-align:right}
.device-hint{display:flex;gap:8px;align-items:flex-start;font-size:10px;color:#8A959B;line-height:1.65;background:#F7F9F8;border-radius:12px;padding:10px 11px;margin-bottom:12px}
.device-hint b{color:var(--brand);font-weight:700}

/* 支付中 / 出货中 */
.overlay{position:absolute;inset:0;z-index:90;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px;opacity:0;pointer-events:none;transition:opacity .26s}
.overlay.on{opacity:1;pointer-events:auto}
.pay-ring{width:86px;height:86px;border-radius:50%;border:3px solid #EAF0ED;border-top-color:var(--brand);animation:spin 1s linear infinite;margin-bottom:22px;position:relative}
.pay-ring:after{content:"";position:absolute;inset:14px;border-radius:50%;background:var(--brand-soft)}
.pay-ring.fail{border-top-color:#E4512B;animation:none}
.pay-ring.fail:after{background:#FFECE5}
.overlay h2{margin:0 0 8px;font-size:20px;letter-spacing:.3px}
.overlay p{margin:0;font-size:12px;color:var(--sub);text-align:center;line-height:1.7}
.steps{display:flex;gap:0;margin-top:28px;width:100%;max-width:270px}
.step{flex:1;text-align:center;position:relative;font-size:10px;color:#B4BCC2}
.step:before{content:"";display:block;width:9px;height:9px;border-radius:50%;background:#E3E7E9;margin:0 auto 8px;position:relative;z-index:2;transition:.3s}
.step:after{content:"";position:absolute;top:4px;left:-50%;width:100%;height:1.5px;background:#EDF0F1;z-index:1}
.step:first-child:after{display:none}
.step.on{color:var(--brand);font-weight:700}
.step.on:before{background:var(--brand);box-shadow:0 0 0 4px rgba(11,122,91,.12)}
.step.done{color:var(--ink-2)}
.step.done:before{background:#12B76A}
.step.done:after,.step.on:after{background:#BFE6D8}

/* 结果页 */
.result{background:linear-gradient(180deg,#F2FAF6 0%,#FFFFFF 62%)}
.check{width:74px;height:74px;border-radius:50%;background:linear-gradient(145deg,#12B76A,#0B7A5B);display:grid;place-items:center;color:#fff;box-shadow:0 18px 34px rgba(11,122,91,.28);animation:pop .5s cubic-bezier(.2,1.3,.4,1) both}
.result h2{margin:20px 0 6px;font-size:22px;letter-spacing:.4px}
.result .sub{font-size:12px;color:var(--sub);text-align:center}
.result-card{width:100%;max-width:300px;background:#fff;border-radius:18px;border:1px solid rgba(11,122,91,.1);box-shadow:0 10px 30px rgba(11,122,91,.08);padding:15px 16px;margin-top:24px}
.result-card .r{display:flex;justify-content:space-between;font-size:11px;color:var(--sub);line-height:2.1;gap:12px}
.result-card .r b{color:var(--ink-2);font-weight:600;text-align:right;word-break:break-all}
.result-actions{width:100%;max-width:300px;display:flex;flex-direction:column;gap:9px;margin-top:18px}
.btn-line{height:44px;border-radius:13px;border:1px solid rgba(11,122,91,.3);color:var(--brand);font-size:13px;font-weight:600;display:flex;align-items:center;justify-content:center}
.confetti{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.confetti i{position:absolute;width:7px;height:7px;border-radius:2px;opacity:.85;animation:fall 2.6s linear infinite}
@keyframes fall{0%{transform:translateY(-30px) rotate(0)}100%{transform:translateY(620px) rotate(300deg)}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes pop{0%{transform:scale(.4);opacity:0}100%{transform:scale(1);opacity:1}}

/* 搜索 */
.search{position:absolute;inset:0;z-index:80;background:#fff;transform:translateY(12px);opacity:0;pointer-events:none;transition:.24s;display:flex;flex-direction:column}
.search.on{transform:none;opacity:1;pointer-events:auto}
.sbar{display:flex;align-items:center;gap:8px;padding:14px 14px 10px;border-bottom:1px solid var(--line);flex:none}
.sbar .field{flex:1;display:flex;align-items:center;gap:7px;background:#F3F5F4;border-radius:12px;padding:9px 12px;color:var(--sub)}
.sbar input{flex:1;font-size:13px;color:var(--ink)}
.sbar input::placeholder{color:#A7B0B6}
.sbar .cancel{font-size:12px;color:var(--ink-2);padding:6px 2px}
.sbody{flex:1;overflow-y:auto;padding:16px}
.sbody h4{margin:0 0 10px;font-size:11px;color:var(--sub);font-weight:600}
.hot{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.hot button{font-size:11px;color:var(--ink-2);background:#F5F7F6;padding:7px 12px;border-radius:999px}
.srow{display:flex;align-items:center;gap:11px;padding:9px 0;border-bottom:1px solid var(--line)}
.srow img{width:54px;height:54px;border-radius:11px;object-fit:cover;background:#F1F3F2}
.srow .m{flex:1;min-width:0}
.srow .m b{display:block;font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.srow .m small{font-size:10px;color:var(--sub)}
.srow .price{font-size:14px}
.noresult{text-align:center;color:var(--sub);font-size:12px;padding:50px 0}

/* toast */
.toast{position:absolute;left:50%;bottom:96px;transform:translate(-50%,8px);background:rgba(20,24,28,.88);color:#fff;font-size:12px;padding:9px 16px;border-radius:999px;opacity:0;pointer-events:none;transition:.25s;z-index:120;white-space:nowrap;backdrop-filter:blur(6px);max-width:80%;overflow:hidden;text-overflow:ellipsis}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* 无图轮播使用渐变底色 */
.slide.noimg .shade{background:linear-gradient(90deg,rgba(5,40,30,.32),rgba(5,40,30,0))}
.slide.noimg.n0{background:linear-gradient(120deg,#12A87C 0%,#086B50 100%)}
.slide.noimg.n1{background:linear-gradient(120deg,#2A7BE4 0%,#123E86 100%)}
.slide.noimg.n2{background:linear-gradient(120deg,#F2994A 0%,#B23A12 100%)}