:root{--bg:#0b0b0f;--panel:#14141b;--panel-2:#1b1b24;--line:#2a2a36;--text:#f4f4f6;--muted:#9a9aa8;--money:#38d39f;--money-dark:#1f9d76;--warn:#ffcc4d;--danger:#ff6b6b;--radius:14px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased}a{color:var(--money)}.wrap{max-width:720px;margin:0 auto;padding:48px 20px 24px}.hero h1{font-size:clamp(38px,9vw,68px);line-height:.95;letter-spacing:-.03em;margin:0 0 14px;font-weight:800}.hero h1 .accent{color:var(--money)}.hero p.sub{font-size:17px;color:var(--muted);margin:0 0 22px;line-height:1.5}.nothing{border:1px solid var(--warn);background:rgba(255,204,77,.08);color:var(--warn);border-radius:var(--radius);padding:14px 16px;font-size:15px;line-height:1.5;margin:0 0 28px}.nothing strong{color:#fff2cc}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-bottom:22px}label{display:block;font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:8px}.amount-row{display:flex;align-items:center;background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:0 14px;margin-bottom:12px}.amount-row .sym{font-size:30px;font-weight:700;color:var(--muted);padding-right:8px}.amount-row input{flex:1 1;background:transparent;border:0;outline:none;color:var(--text);font-size:34px;font-weight:700;padding:14px 0;width:100%;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.presets{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.preset{background:var(--panel-2);border:1px solid var(--line);color:var(--text);border-radius:999px;padding:8px 16px;font-size:14px;font-weight:600;cursor:pointer}.preset:hover,.preset[aria-pressed=true]{border-color:var(--money);color:var(--money)}.preset[aria-pressed=true]{background:rgba(56,211,159,.12)}input[type=text].name{width:100%;background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:13px 14px;color:var(--text);font-size:16px;outline:none}input[type=text].name:focus{border-color:var(--money)}input[type=text].name:disabled{opacity:.45}.check{display:flex;align-items:center;gap:9px;margin-top:12px;color:var(--muted);font-size:14px;cursor:pointer}.check input{width:16px;height:16px;accent-color:var(--money)}.give{width:100%;margin-top:22px;background:var(--money);color:#04150f;border:0;border-radius:12px;padding:18px;font-size:20px;font-weight:800;letter-spacing:.01em;cursor:pointer}.give:hover{background:#45e6b0}.give:disabled{opacity:.55;cursor:not-allowed}.error{color:var(--danger);font-size:14px}.error,.hint{margin-top:12px}.hint{color:var(--muted);font-size:13px;line-height:1.5}.totals{display:flex;gap:12px;margin-bottom:22px;flex-wrap:wrap}.stat{flex:1 1 160px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}.stat .k{font-size:12px;text-transform:uppercase;letter-spacing:.09em;color:var(--muted)}.stat .v{font-size:27px;font-weight:800;margin-top:4px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}h2.section{font-size:21px;margin:34px 0 6px;letter-spacing:-.01em}p.section-sub{color:var(--muted);font-size:14px;margin:0 0 14px}table.board{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}table.board th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:600;padding:12px 16px}table.board td,table.board th{border-bottom:1px solid var(--line)}table.board td{padding:13px 16px;font-size:15px}table.board tr:last-child td{border-bottom:0}table.board td.rank{width:56px;color:var(--muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-weight:700}table.board tr.top1 td.rank{color:#ffd75e}table.board tr.top2 td.rank{color:#d9d9e3}table.board tr.top3 td.rank{color:#d99b5e}table.board td.amt{text-align:right;font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;color:var(--money);white-space:nowrap}table.board td.name{word-break:break-word}table.board td .gifts{color:var(--muted);font-size:12px;margin-left:8px}.empty{background:var(--panel);border:1px dashed var(--line);border-radius:var(--radius);padding:30px;text-align:center;color:var(--muted)}.testbanner{background:hsla(0,100%,71%,.12);border:1px solid var(--danger);color:var(--danger);border-radius:10px;padding:10px 14px;font-size:13px;font-weight:600;margin-bottom:20px}.footer{max-width:720px;margin:0 auto;padding:26px 20px 60px;color:var(--muted);font-size:13px;line-height:1.6}.footer .dot{margin:0 6px}.prose{line-height:1.65}.prose h1{font-size:30px;letter-spacing:-.02em}.prose h2{font-size:18px;margin-top:30px}.prose li{margin-bottom:8px}.prose .back{display:inline-block;margin-bottom:24px;font-size:14px}