:root{--bg:#FBF6EE;--card:#fff;--ink:#2B1D14;--mute:#8A7566;--line:#EADFD0;--brand:#8A4B26;--brand-d:#6E3A1B;--soft:#F3E6D4;--ok:#2F7D4F;--err:#B3402A}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,"SF Pro Text","Be Vietnam Pro","Segoe UI",Roboto,sans-serif;font-size:15px;line-height:1.4}
img{display:block;max-width:100%}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
.wrap{max-width:560px;margin:0 auto;min-height:100vh;position:relative;background:var(--bg)}
.top{padding:18px 16px 10px;display:flex;align-items:center;justify-content:space-between}
.logo{font-weight:800;letter-spacing:.18em;font-size:20px;color:var(--brand)}
.tag{font-size:12px;color:var(--mute);letter-spacing:.08em}
.hero{margin:0 16px 12px;padding:14px 16px;border-radius:16px;background:var(--soft);font-size:13px;color:var(--brand-d)}
.hero b{display:block;font-size:15px;margin-bottom:2px}
.chips{position:sticky;top:0;z-index:20;background:var(--bg);padding:8px 16px;display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;border-bottom:1px solid var(--line)}
.chips::-webkit-scrollbar{display:none}
.chip{flex:none;padding:8px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:14px;color:var(--mute);white-space:nowrap}
.chip.on{background:var(--brand);border-color:var(--brand);color:#fff}
.sec{padding:18px 16px 4px;scroll-margin-top:56px}
.sec h2{margin:0 0 10px;font-size:18px}
.item{display:flex;gap:12px;background:var(--card);border-radius:16px;padding:10px;margin-bottom:10px;border:1px solid var(--line);position:relative;width:100%;text-align:left}
.item img{width:88px;height:88px;border-radius:12px;object-fit:cover;background:var(--soft);flex:none}
.item .nm{font-weight:600;font-size:15px}
.item .sz{color:var(--mute);font-size:13px;margin-top:2px}
.item .pr{margin-top:6px;font-weight:700;color:var(--brand)}
.item .add{position:absolute;right:10px;bottom:10px;width:32px;height:32px;border-radius:50%;background:var(--brand);color:#fff;font-size:22px;line-height:30px;text-align:center}
.foot{padding:28px 16px 140px;text-align:center;color:var(--mute);font-size:13px}
.bar{position:fixed;left:0;right:0;bottom:0;z-index:30;padding:10px 16px calc(10px + env(safe-area-inset-bottom));display:flex;justify-content:center;pointer-events:none}
.bar button{pointer-events:auto;width:100%;max-width:528px;background:var(--brand);color:#fff;border-radius:16px;padding:14px 18px;display:flex;justify-content:space-between;font-weight:700;box-shadow:0 8px 24px rgba(110,58,27,.35)}
.bar.hide{display:none}
.mask{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:40;display:none}
.mask.on{display:block}
.sheet{position:fixed;left:0;right:0;bottom:0;z-index:50;max-width:560px;margin:0 auto;background:#fff;border-radius:22px 22px 0 0;padding:16px 16px calc(16px + env(safe-area-inset-bottom));transform:translateY(105%);transition:transform .25s ease;max-height:88vh;overflow:auto}
.sheet.on{transform:none}
.sheet .hd{display:flex;gap:12px;align-items:center;margin-bottom:12px}
.sheet .hd img{width:72px;height:72px;border-radius:12px;object-fit:cover}
.sheet .x{position:absolute;right:14px;top:12px;font-size:26px;color:var(--mute)}
.lbl{font-weight:600;margin:12px 0 8px}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.opt{padding:9px 14px;border-radius:12px;border:1.5px solid var(--line);background:#fff;font-size:14px}
.opt.on{border-color:var(--brand);background:var(--soft);color:var(--brand-d);font-weight:600}
.qty{display:flex;align-items:center;gap:14px}
.qty button{width:34px;height:34px;border-radius:50%;border:1.5px solid var(--line);font-size:20px;line-height:1}
.qty span{min-width:20px;text-align:center;font-weight:700}
.cta{width:100%;margin-top:16px;background:var(--brand);color:#fff;border-radius:14px;padding:14px;font-weight:700;font-size:16px}
.cta[disabled]{opacity:.5}
.crow{display:flex;gap:10px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}
.crow img{width:52px;height:52px;border-radius:10px;object-fit:cover}
.crow .i{flex:1;min-width:0}
.crow .i b{display:block;font-size:14px}
.crow .i small{color:var(--mute)}
.tot{display:flex;justify-content:space-between;font-weight:700;font-size:16px;margin-top:12px}
/* checkout */
.ck{padding:0 16px 150px}
.hdr{display:flex;align-items:center;gap:8px;padding:16px 0}
.hdr a{font-size:26px;color:var(--ink);text-decoration:none;line-height:1}
.hdr h1{font-size:18px;margin:0}
.box{background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;margin-bottom:12px}
.box h3{margin:0 0 10px;font-size:15px}
.f{display:block;margin-bottom:10px}
.f span{display:block;font-size:13px;color:var(--mute);margin-bottom:4px}
.f input,.f textarea{width:100%;padding:12px;border:1.5px solid var(--line);border-radius:12px;font:inherit;background:#fff}
.f input:focus,.f textarea:focus{outline:none;border-color:var(--brand)}
.f.bad input,.f.bad textarea{border-color:var(--err)}
.f em{display:none;color:var(--err);font-size:12px;font-style:normal;margin-top:3px}
.f.bad em{display:block}
.pay{display:flex;gap:10px;align-items:center;padding:12px;border:1.5px solid var(--line);border-radius:12px;margin-bottom:8px;width:100%;text-align:left}
.pay.on{border-color:var(--brand);background:var(--soft)}
.pay .d{width:18px;height:18px;border-radius:50%;border:2px solid var(--line);flex:none}
.pay.on .d{border:5px solid var(--brand)}
.pay small{display:block;color:var(--mute)}
.line{display:flex;justify-content:space-between;padding:4px 0}
.line.t{font-weight:800;font-size:17px;border-top:1px dashed var(--line);margin-top:6px;padding-top:10px}
.note{font-size:12px;color:var(--mute);margin-top:6px}
.done{text-align:center;padding:60px 24px}
.done .ic{width:72px;height:72px;border-radius:50%;background:var(--ok);color:#fff;font-size:38px;line-height:72px;margin:0 auto 16px}
.done h2{margin:0 0 8px}
.done p{color:var(--mute)}
.done img.qr{margin:16px auto;width:240px;border-radius:12px}
.done a{display:inline-block;margin-top:16px;color:var(--brand);font-weight:700}
.err{background:#FBE9E5;color:var(--err);padding:10px 12px;border-radius:12px;margin-bottom:12px;display:none}
.f select{width:100%;padding:12px;border:1.5px solid var(--line);border-radius:12px;font:inherit;background:#fff;appearance:none;-webkit-appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--mute) 50%),linear-gradient(135deg,var(--mute) 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 15px) 50%;background-size:5px 5px;background-repeat:no-repeat}
.f select:disabled{background-color:#F6F1E9;color:var(--mute)}
.f.bad select{border-color:var(--err)}
.opt[disabled]{cursor:not-allowed}
.bar button:disabled{cursor:not-allowed}

.f input,.f textarea,.f select{font-size:16px}
.qty button{width:40px;height:40px}
.sheet .x{width:44px;height:44px;right:6px;top:6px;display:flex;align-items:center;justify-content:center}
.opt{min-height:40px}