:root{font-family:Inter,PingFang SC,Microsoft YaHei,sans-serif;color:#17313e;background:#f2f5f7;font-synthesis:none;font-size:16px;line-height:1.55;--accent:#126c76;--muted:#5d7280;--border:#dbe4e9}*{box-sizing:border-box}body{margin:0}a{color:var(--accent);text-decoration:none}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #56b8c8;outline-offset:3px}.topbar{height:84px;max-width:1240px;margin:auto;padding:0 32px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}.brand{font-size:1.4rem;font-weight:800;letter-spacing:-.04em;color:#17313e}.brand span{font-weight:500;color:#126c76;margin-left:3px}.quiet-link{font-size:.925rem;font-weight:600}main{max-width:1240px;padding:44px 32px 32px;margin:auto;min-height:calc(100vh - 150px)}footer{text-align:center;color:var(--muted);font-size:.875rem;padding:18px 24px 28px}.card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:32px;box-shadow:0 6px 24px #17313e05}.cashier{max-width:560px;margin:0 auto}.eyebrow{margin:0 0 8px;font-size:.875rem;color:var(--accent);font-weight:700;letter-spacing:.08em}h1{font-size:1.85rem;line-height:1.25;letter-spacing:-.03em;margin:0 0 12px}h2{font-size:1.15rem;margin:0}p{margin:12px 0}.muted,small{color:var(--muted)}small{display:block;font-size:.875rem}.stack{display:grid;gap:22px;margin-top:26px}.stack p{margin:0}label{display:grid;gap:8px;font-size:.925rem;font-weight:600}input,select{border:1px solid #bbcbd3;border-radius:8px;padding:12px 14px;width:100%;min-width:0;background:#fff;color:inherit;font-weight:400;min-height:48px}input:disabled{background:#f3f6f8}input[type=radio]{width:18px;min-height:18px;height:18px;accent-color:var(--accent)}button{border:1px solid var(--accent);border-radius:8px;background:var(--accent);color:#fff;padding:13px 20px;cursor:pointer;font-weight:600;min-height:48px}button:hover{background:#105b64}button:disabled{cursor:not-allowed;opacity:.5}.secondary{background:#fff;color:var(--accent);border-color:#b9cbd0}.secondary:hover{background:#eef5f5}.merchant-info{display:flex;gap:14px;align-items:center;background:#f2f7f8;border-radius:12px;padding:18px;margin-top:26px}.merchant-info .muted{font-size:.875rem;overflow-wrap:anywhere}.merchant-mark{display:grid;place-items:center;background:#14394b;color:#fff;width:44px;height:44px;border-radius:10px;flex-shrink:0}.amount-input{display:flex;align-items:center;border:1px solid #bbcbd3;border-radius:8px;padding-left:16px}.amount-input span{font-size:1.7rem;color:#5d7280}.amount-input input{font-size:2.25rem;font-weight:600;border:0;letter-spacing:-.03em;padding:12px}.amount-input:focus-within{outline:2px solid #56b8c8}.amount-input input:focus{outline:none}fieldset{border:0;padding:0;margin:0}legend{font-size:.925rem;font-weight:600;margin-bottom:10px}.payment-options{display:grid;grid-template-columns:1fr 1fr;gap:12px}.payment-options label{display:flex;align-items:center;gap:9px;border:1px solid var(--border);border-radius:10px;padding:16px 12px;cursor:pointer}.payment-options .selected{border-color:var(--accent);background:#f1f9f9}.channel{width:27px;height:27px;display:grid;place-items:center;border-radius:6px;font-weight:700;color:#fff}.wechat{background:#147a3f}.alipay{background:#087ebe}.error,.notice,.success{border-radius:8px;padding:14px 16px;font-size:.925rem;overflow-wrap:anywhere}.error{background:#fff0ed;color:#a33125;border:1px solid #f1c9c1}.notice{background:#fff7e8;color:#79561b}.success{background:#eaf7f0;color:#12643e}.total{padding:24px 0;border-bottom:1px solid var(--border);margin-bottom:8px}.total div{font-size:2.6rem;font-weight:700;letter-spacing:-.04em}.paid{color:#12643e}.details{margin:16px 0}.details>div{display:flex;gap:24px;justify-content:space-between;padding:10px 0}.details dt{color:var(--muted);flex-shrink:0}.details dd{margin:0;text-align:right;overflow-wrap:anywhere}.mono{font-variant-numeric:tabular-nums;overflow-wrap:anywhere;font-size:.875rem}.back-link{display:block;margin-top:24px;text-align:center}.qr{text-align:center;padding-top:10px}.qr img{max-width:100%;height:auto}.page-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:26px}.page-heading h1{margin-bottom:0}.filters{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:20px;padding:24px}.filters button{align-self:end}.stats{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:20px;margin:24px 0}.stats .card{padding:24px}.stats span{font-size:.925rem;color:var(--muted)}.stats strong{display:block;font-size:2rem;letter-spacing:-.04em;margin:8px 0}.records{padding:0;overflow:hidden}.record-heading{display:flex;justify-content:space-between;align-items:center;padding:24px}.table-scroll{overflow:auto}table{border-collapse:collapse;width:100%;text-align:left;white-space:nowrap}th{font-size:.875rem;font-weight:600;color:var(--muted);background:#f6f8fa;padding:14px 24px;border-block:1px solid var(--border)}td{padding:19px 24px;border-bottom:1px solid #edf1f3;font-size:.925rem}td small{margin-top:5px}.right{text-align:right}.amount{font-weight:700;font-variant-numeric:tabular-nums}.status{font-size:.875rem;padding:5px 10px;border-radius:6px;background:#edf2f5}.status.paid{background:#eaf7f0}.empty{text-align:center;padding:64px 20px;color:var(--muted)}.pagination{display:flex;align-items:center;justify-content:flex-end;gap:18px;padding:22px 24px;font-size:.875rem}.pagination button{padding:8px 16px;min-height:42px}@media(max-width:800px){.filters{grid-template-columns:1fr 1fr}.stats{gap:12px}.stats strong{font-size:1.55rem}.page-heading{display:block}.page-heading .muted{font-size:.875rem}.card{padding:24px}.records{padding:0}}@media(max-width:520px){.topbar{height:72px;padding:0 20px}main{padding:24px 16px}.cashier{padding:24px 20px;border-radius:12px}h1{font-size:1.65rem}.payment-options{grid-template-columns:1fr}.stats{grid-template-columns:1fr 1fr}.stats .card:first-child{grid-column:1/-1}.stats .card{padding:18px}.stats strong{font-size:1.85rem}.filters{padding:20px;gap:16px}.filters label:first-child,.filters button{grid-column:1/-1}.pagination{justify-content:space-between;padding:18px 14px;gap:8px}.pagination button{padding:8px 12px}.details>div{gap:12px}td,th{padding-left:18px;padding-right:18px}.record-heading{padding:20px}.brand{font-size:1.25rem}}@media(prefers-reduced-motion:no-preference){button{transition:background .15s ease}}