:root{--orange: #ff6b35;--orange-dark: #cc4f1f;--cream: #fff5f0;--cream-deep: #fffaf2;--peach: #ffd5c2;--ink: #3d2817;--ink-soft: #6b4a35;--ink-faint: #a08977;--kaya: #ffd166;--kaya-dark: #efc24e;--red: #e63946;--red-dark: #b32a36;--green: #06a77d;--rule: #e7d8cd;--keypad-bg: #fafafa;--keypad-border: #eaeaea;--muted-key: #efe7df;--page-bg: #e7d8cd}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:Manrope,system-ui,-apple-system,Segoe UI,sans-serif;background:var(--page-bg);color:var(--ink);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}button{font-family:inherit;cursor:pointer;border:none;-webkit-tap-highlight-color:transparent}input{font-family:inherit}.app{width:100%;max-width:460px;margin:0 auto;min-height:100dvh;background:var(--cream);display:flex;flex-direction:column;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom)}@media (min-width: 480px){body{padding:24px 0}.app{min-height:calc(100dvh - 48px);border:1px solid var(--rule);border-radius:28px}}.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 16px 6px}.wordmark{font-weight:800;font-size:22px;letter-spacing:-.03em;line-height:1}.brand-kopi{color:var(--orange)}.brand-pay{color:var(--ink)}.topbar-right{display:flex;align-items:center;gap:8px;min-width:0}.displayname{color:var(--ink-soft);font-size:15px;font-weight:600;max-width:170px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.icon-btn{background:none;font-size:20px;color:var(--ink-soft);padding:6px;border-radius:8px;line-height:1}.icon-btn:active{background:var(--peach)}.display{padding:6px 24px 12px}.pending-hint{text-align:right;color:var(--ink-faint);font-size:15px;height:20px;font-variant-numeric:tabular-nums}.display-row{display:flex;align-items:flex-end;justify-content:flex-end;gap:8px}.display-cur{color:var(--ink-faint);font-weight:600;font-size:18px;margin-bottom:9px}.display-amt{font-size:56px;font-weight:800;letter-spacing:-.025em;line-height:1;color:var(--ink);font-variant-numeric:tabular-nums;overflow:hidden;max-width:100%}.presets{padding-bottom:4px}.section-head-row{display:flex;justify-content:space-between;align-items:center;padding:2px 16px 6px}.section-head{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-faint)}.manage-link{background:var(--cream-deep);border:1.5px solid var(--orange);color:var(--orange);border-radius:14px;padding:5px 12px;font-weight:700;font-size:13px}.chip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:0 12px}.chip{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:56px;padding:8px 4px;background:var(--cream-deep);border:1px solid var(--peach);border-radius:14px}.chip:active{background:var(--peach);transform:scale(.97)}.chip.editing{border-style:dashed;border-color:var(--orange)}.chip-amt{color:var(--orange);font-weight:700;font-size:15px;font-variant-numeric:tabular-nums}.chip-label{color:var(--ink-soft);font-size:12px;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chip-add{border:1.5px dashed var(--orange);background:transparent;color:var(--orange);font-weight:700;font-size:15px}.keypad{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:8px 12px 4px}.key{min-height:60px;border-radius:10px;background:var(--keypad-bg);border:1px solid var(--keypad-border);color:var(--ink);font-size:24px;font-weight:500;-webkit-user-select:none;user-select:none}.key:active{transform:scale(.97);filter:brightness(.96)}.key.op{background:var(--kaya);border-color:var(--kaya-dark);font-weight:700}.key.warn{background:var(--red);border-color:var(--red-dark);color:#fff;font-size:20px;font-weight:700}.key.muted{background:var(--muted-key);border-color:#e0d4c8;color:var(--ink-soft)}.key-zero,.key-dot{grid-column:span 2}.charge-btn{margin:auto 12px 12px;padding:20px;background:var(--orange);color:#fff;border-radius:16px;font-size:19px;font-weight:700}.charge-btn:active:not(:disabled){background:var(--orange-dark);transform:scale(.99)}.charge-btn:disabled{background:var(--rule);color:var(--ink-faint);cursor:default}.qr-screen{align-items:center;text-align:center}.qr-amount-header{display:flex;align-items:flex-end;gap:8px;padding:26px 0 20px}.qr-currency{color:var(--ink-faint);font-weight:600;font-size:20px;margin-bottom:9px}.qr-amount{font-size:56px;font-weight:800;letter-spacing:-.025em;line-height:1;color:var(--ink);font-variant-numeric:tabular-nums}.qr-card{background:#fff;border:1px solid var(--rule);border-radius:18px;padding:16px;line-height:0}.qr-to{margin:16px 0 0;color:var(--ink-soft);font-size:16px;font-weight:600}.qr-hint{margin:4px 0 0;color:var(--ink-faint);font-size:14px}.qr-actions{width:100%;padding:0 24px 16px;margin-top:auto}.setup{padding:24px}.setup-wordmark{font-size:34px;margin-bottom:6px}.heading{font-size:28px;font-weight:800;letter-spacing:-.02em;color:var(--ink);margin:6px 0}.subhead{color:var(--ink-soft);font-size:16px;line-height:1.5;margin:0 0 18px}.field-label{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-faint);margin:14px 0 6px}.radio-row{display:flex;gap:12px}.radio{flex:1;padding:14px;border:1px solid var(--peach);border-radius:10px;background:var(--cream-deep);color:var(--ink-soft);font-weight:600;font-size:16px}.radio.active{border-color:var(--orange);background:#fff1e9;color:var(--orange);font-weight:700}.text-input{width:100%;border:1px solid var(--peach);border-radius:10px;padding:14px;font-size:16px;color:var(--ink);background:#fff}.text-input:focus{outline:none;border-color:var(--orange)}.error-text{color:var(--red);font-size:14px;margin:10px 0 0}.confirm-box{background:var(--cream-deep);border:1px solid var(--peach);border-radius:12px;padding:16px;margin:8px 0 16px}.confirm-label{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-faint);margin-top:10px}.confirm-value{font-size:19px;font-weight:600;color:var(--ink);margin-top:2px}.tip{color:var(--ink-faint);font-size:14px;line-height:1.5;margin-top:24px;text-align:center}.lang-row{display:flex;gap:8px}.lang-row.end{justify-content:flex-end;margin-bottom:4px}.lang-chip{padding:8px 16px;border-radius:20px;border:1px solid var(--peach);background:transparent;color:var(--ink-soft);font-weight:600;font-size:15px}.lang-chip.active{background:#fff1e9;border-color:var(--orange);color:var(--orange);font-weight:700}.btn-primary{width:100%;margin-top:16px;padding:16px;background:var(--orange);color:#fff;border-radius:14px;font-size:18px;font-weight:700}.btn-primary:active{background:var(--orange-dark)}.btn-secondary{width:100%;margin-top:8px;padding:14px;background:transparent;color:var(--ink-soft);font-size:16px;font-weight:600}.btn-secondary-full{width:100%;margin-top:12px;padding:14px;background:var(--cream-deep);border:1.5px solid var(--orange);color:var(--orange);border-radius:12px;font-size:16px;font-weight:700}.btn-danger-full{width:100%;margin-top:4px;padding:14px;background:var(--red);color:#fff;border-radius:12px;font-size:16px;font-weight:700}.btn-text{width:100%;margin-top:6px;padding:12px;background:transparent;color:var(--ink-soft);font-size:15px;font-weight:600}.btn-text-danger{width:100%;margin-top:6px;padding:12px;background:transparent;color:var(--red);font-size:15px;font-weight:600}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#3d281773;display:flex;align-items:center;justify-content:center;padding:24px;z-index:10}.modal-card{width:100%;max-width:420px;background:var(--cream);border-radius:16px;padding:20px}.modal-title{font-size:20px;font-weight:800;color:var(--ink);margin:0 0 12px}.modal-footer{display:flex;gap:12px}.modal-footer .btn-text,.modal-footer .btn-text-danger{flex:1}.confirm-block{margin-top:8px}.confirm-body{color:var(--ink-soft);font-size:16px;line-height:1.5;margin:6px 0 14px}.topbar-spacer{width:40px}.history-list{list-style:none;margin:0;padding:0 12px;flex:1;overflow-y:auto}.history-row{display:flex;align-items:center;gap:10px;padding:14px 8px;border-bottom:1px solid var(--rule)}.history-amt{font-weight:700;font-size:18px;color:var(--ink);min-width:96px}.history-time{color:var(--ink-soft);font-size:13px;flex:1}.history-pill{border-radius:999px;padding:6px 12px;font-size:13px;font-weight:600}.history-pill.open{background:var(--orange);color:#fff}.history-pill.paid{background:transparent;color:var(--green);border:1px solid var(--green)}.history-pill.done{background:var(--muted-key);color:var(--ink-faint)}.history-del{background:var(--red);color:#fff;width:28px;height:28px;border-radius:8px;font-size:14px}.history-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px;text-align:center}.history-empty-title{font-weight:700;color:var(--ink);margin:0 0 6px}.history-empty-sub{color:var(--ink-soft);margin:0}.history-export{display:flex;gap:10px;padding:12px 16px calc(12px + env(safe-area-inset-bottom));border-top:1px solid var(--rule)}.history-export .btn-secondary{flex:1}.prose{padding:16px 20px calc(24px + env(safe-area-inset-bottom));overflow-y:auto;color:var(--ink)}.prose h1{font-size:22px;margin:8px 0 12px}.prose h2{font-size:16px;margin:18px 0 6px;color:var(--orange)}.prose p{font-size:15px;line-height:1.55;margin:0 0 10px}.prose a{color:var(--orange)}.site-footer{border-top:1px solid var(--rule);padding:12px 16px calc(12px + env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:10px}.sponsor-slot{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink-soft)}.sponsor-img{width:40px;height:40px;border-radius:8px}.sponsor-tag{font-size:13px}.footer-links{display:flex;gap:16px;flex-wrap:wrap;align-items:center}.footer-link{color:var(--ink-soft);font-size:13px;text-decoration:none;background:none;border:none;cursor:pointer;padding:0}.footer-link.tip{color:var(--orange);font-weight:600}.footer-link.as-link{font-family:inherit}