:root{color-scheme:light;--bg0: #eef2f7;--bg1: #f7f9fc;--surface: #ffffff;--ink: #0f172a;--muted: #64748b;--line: #e2e8f0;--brand: #0d9488;--brand-deep: #0f766e;--brand-soft: #ccfbf1;--danger: #dc2626;--danger-soft: #fef2f2;--warn: #ea580c;--ok: #059669;--shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 10px 28px rgba(15, 23, 42, .07);--radius: 16px;font-family:PingFang SC,Hiragino Sans GB,Noto Sans SC,Segoe UI,system-ui,sans-serif}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg0);color:var(--ink);-webkit-tap-highlight-color:transparent}button,input,label{font:inherit}.page{min-height:100dvh;display:flex;flex-direction:column;background:radial-gradient(1200px 480px at 10% -10%,rgba(13,148,136,.12),transparent 55%),radial-gradient(900px 420px at 100% 0%,rgba(14,165,233,.08),transparent 50%),linear-gradient(180deg,var(--bg1),var(--bg0))}.page.wechat{--brand: #07c160;--brand-deep: #06ad56;--brand-soft: #e8f8ef}.page.alipay{--brand: #1677ff;--brand-deep: #0958d9;--brand-soft: #e8f1ff}.page.bank{--brand: #0f766e;--brand-deep: #115e59;--brand-soft: #ccfbf1}.tip-alert{color:var(--danger)!important;font-weight:700;line-height:1.45}.tip-bold{font-weight:700;color:var(--ink)}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;background:#ffffffdb;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(226,232,240,.9)}.brand{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;letter-spacing:.02em}.brand-mark{width:10px;height:10px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}.timer-chip{display:inline-flex;align-items:baseline;gap:6px;padding:6px 12px;border-radius:999px;background:var(--brand-soft);color:var(--brand-deep);font-size:13px}.timer-chip.warn{background:#fff7ed;color:var(--warn)}.timer-chip.danger{background:var(--danger-soft);color:var(--danger);animation:pulse 1.2s ease-in-out infinite}.timer-label{opacity:.85;font-weight:600}.timer-val{font-variant-numeric:tabular-nums;font-size:16px;letter-spacing:.04em}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.03)}}.state-wrap{flex:1;display:grid;place-items:center;padding:32px 20px 48px}.state{width:min(100%,420px);text-align:center;padding:36px 24px;background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow)}.spinner{width:36px;height:36px;margin:0 auto 14px;border:3px solid var(--line);border-top-color:var(--brand);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.err-text{margin:0 0 16px;color:var(--danger);font-weight:700}.end-card .end-icon{width:56px;height:56px;margin:0 auto 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20px;border:1px solid rgba(226,232,240,.8)}.deadline{display:grid;gap:10px;padding:14px;border-radius:12px;background:linear-gradient(135deg,var(--brand-soft),#f8fafc);border:1px solid color-mix(in srgb,var(--brand) 18%,transparent);margin-bottom:16px}.deadline.warn{background:#fff7ed;border-color:#fed7aa}.deadline.danger{background:var(--danger-soft);border-color:#fecaca}.deadline-clock{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.deadline-label{font-size:13px;font-weight:700;color:var(--brand-deep)}.deadline.warn .deadline-label,.deadline.warn .deadline-clock strong{color:var(--warn)}.deadline.danger .deadline-label,.deadline.danger .deadline-clock strong{color:var(--danger)}.deadline-clock strong{font-size:28px;font-variant-numeric:tabular-nums;letter-spacing:.06em;color:var(--brand-deep)}.deadline-tip{margin:0;font-size:13px}.method-row{display:flex;align-items:center;gap:10px;margin-bottom:18px;flex-wrap:wrap}.method-badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:8px;font-size:13px;font-weight:700;background:var(--brand-soft);color:var(--brand-deep)}.method-badge.wechat{background:#e8f8ef;color:#06ad56}.method-badge.alipay{background:#e8f1ff;color:#0958d9}.method-badge.bank{background:#ccfbf1;color:#115e59}.method-sub{font-size:13px}.amount-hero{text-align:center;padding:8px 0 4px;margin-bottom:16px}.amount-label{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.08em;margin-bottom:6px}.amount-btn{display:inline-flex;align-items:baseline;gap:4px;border:0;background:transparent;padding:4px 8px;cursor:pointer;color:var(--ink);border-radius:10px;transition:background .15s ease}.amount-btn:active{background:#f1f5f9}.amount-btn .yen{font-size:22px;font-weight:700;color:var(--brand-deep)}.amount-btn .num{font-size:clamp(36px,10vw,48px);font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:.02em;line-height:1.1}.copy-amt{display:inline-flex;margin:8px auto 0;border:1px solid var(--line);background:#f8fafc;color:var(--brand-deep);font-size:13px;font-weight:700;padding:6px 14px;border-radius:999px;cursor:pointer}.copy-amt:active{background:var(--brand-soft)}.amount-tip{margin:12px 0 0;font-size:14px;padding:0 8px}.remark-card{margin-bottom:14px;padding:14px;border-radius:12px;background:var(--danger-soft);border:1px solid #fecaca}.remark-head{font-size:13px;margin-bottom:10px}.remark-body{display:flex;align-items:center;justify-content:space-between;gap:10px}.remark-code{font-size:22px;font-weight:800;letter-spacing:.12em;font-variant-numeric:tabular-nums;color:var(--ink);word-break:break-all}.remark-tip{margin:10px 0 0;font-size:12px}.guide{margin:0 0 16px;font-size:13px;line-height:1.5;color:var(--muted)}.upload-block{display:grid;gap:8px}.upload-msg{margin:0;text-align:center;font-size:13px;color:var(--danger)}.upload-msg.ok{color:var(--ok)!important}.pay-title{margin:0 0 14px;font-size:15px;font-weight:800;text-align:center;color:var(--ink)}.qr-frame{display:grid;place-items:center;padding:12px;border-radius:14px;background:#f8fafc;border:1px dashed var(--line);margin-bottom:12px}.qr-img{width:min(72vw,260px);height:min(72vw,260px);object-fit:contain;border-radius:8px;cursor:pointer;background:#fff}.pay-hint{margin:0 0 8px;text-align:center;font-size:13px}.save-hint{margin:0 0 12px;text-align:center;font-size:12px;color:var(--muted)}.save-msg{margin:10px 0 0;text-align:center;font-size:12px;color:var(--brand-deep);font-weight:600}.bank-list{display:grid;gap:10px;margin-bottom:14px}.bank-row{display:grid;grid-template-columns:52px 1fr;gap:8px;align-items:start;padding:12px;border-radius:12px;background:#f8fafc;border:1px solid var(--line)}.bank-k{font-size:13px;color:var(--muted);font-weight:600;padding-top:2px}.bank-v{border:0;background:transparent;text-align:left;padding:0;font-size:15px;font-weight:700;color:var(--ink);cursor:pointer;word-break:break-all;display:flex;width:100%;align-items:center;justify-content:space-between;gap:10px}.bank-v .bank-text{flex:1;min-width:0;text-align:left;word-break:break-all}.bank-v em{font-style:normal;font-size:12px;font-weight:700;color:var(--brand-deep);flex-shrink:0;margin-left:auto;text-align:right}.bank-v.static{cursor:default;font-weight:700}.tip-mask{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;background:#0f172a73;display:grid;place-items:center;padding:24px;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.tip-dialog{width:min(92vw,360px);background:#fff;border-radius:16px;padding:22px 20px 18px;box-shadow:0 18px 40px #0f172a2e;will-change:transform,opacity}.tip-dialog-title{margin:0 0 12px;font-size:18px;font-weight:800;text-align:center;color:var(--ink)}.tip-dialog-body{margin:0 0 18px;font-size:14px;line-height:1.7;color:var(--muted);text-align:left}.tip-dialog-body strong{color:var(--brand-deep);font-weight:800}.tip-enter-active{transition:opacity .28s ease}.tip-leave-active{transition:opacity .22s ease}.tip-enter-active .tip-dialog{transition:transform .38s cubic-bezier(.22,1.2,.36,1),opacity .3s ease}.tip-leave-active .tip-dialog{transition:transform .2s ease-in,opacity .2s ease}.tip-enter-from,.tip-leave-to{opacity:0}.tip-enter-from .tip-dialog{opacity:0;transform:translateY(22px) scale(.94)}.tip-leave-to .tip-dialog{opacity:0;transform:translateY(10px) scale(.97)}.toast{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);z-index:1100;padding:12px 22px;border-radius:999px;background:#0f172ae0;color:#fff;font-size:14px;font-weight:700;letter-spacing:.02em;box-shadow:0 8px 24px #0f172a40;pointer-events:none;will-change:transform,opacity}.toast-enter-active,.toast-leave-active{transition:opacity .25s ease,transform .28s cubic-bezier(.22,1,.36,1)}.toast-enter-from,.toast-leave-to{opacity:0;transform:translate(-50%,-50%) scale(.92)}@media(prefers-reduced-motion:reduce){.tip-enter-active,.tip-leave-active,.tip-enter-active .tip-dialog,.tip-leave-active .tip-dialog,.toast-enter-active,.toast-leave-active{transition:none!important}}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;border-radius:12px;padding:12px 18px;font-weight:700;font-size:14px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;transition:transform .12s ease,background .15s ease,opacity .15s ease}.btn:active:not(.disabled):not(:disabled){transform:scale(.98)}.btn.block{width:100%}.btn.primary{background:linear-gradient(180deg,var(--brand),var(--brand-deep));color:#fff;box-shadow:0 8px 20px color-mix(in srgb,var(--brand) 28%,transparent)}.btn.soft{background:var(--brand-soft);color:var(--brand-deep)}.btn.ghost{background:#f1f5f9;color:var(--ink)}.btn.disabled,.btn:disabled{opacity:.55;cursor:not-allowed;box-shadow:none}@media(min-width:900px){.stage{grid-template-columns:1fr 1fr;gap:18px;padding:24px 24px 48px;align-items:stretch}.col{padding:24px 22px 26px;display:flex;flex-direction:column}.col.pay{justify-content:center}.qr-img{width:min(38vh,300px);height:min(38vh,300px)}.amount-btn .num{font-size:52px}.deadline{grid-template-columns:auto 1fr;align-items:center}.deadline-clock{flex-direction:column;align-items:flex-start;min-width:120px}}@media(min-width:1280px){.qr-img{width:min(42vh,340px);height:min(42vh,340px)}}