:root{--bg:#f4f6fb;--surface:#fff;--surface-2:#f8fafc;--border:#e3e8f0;--text:#0f172a;--muted:#64748b;--primary:#17345a;--primary-2:#23497a;--accent:#e8262b;--ok:#15803d;--ok-bg:#dcfce7;--warn:#a16207;--warn-bg:#fef9c3;--bad:#b91c1c;--bad-bg:#fee2e2;--info:#1d4ed8;--info-bg:#dbeafe;--radius:12px;--shadow:0 1px 2px rgba(15,23,42,.04),0 4px 16px rgba(15,23,42,.06)}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}a{color:var(--primary-2);text-decoration:none}h1,h2,h3{margin:0;line-height:1.25}.muted{color:var(--muted)}small.muted{display:block;margin-top:4px}.btn{display:inline-flex;align-items:center;gap:6px;justify-content:center;padding:9px 16px;border-radius:9px;border:1px solid var(--border);background:var(--surface);color:var(--text);font-weight:600;font-size:14px;cursor:pointer;transition:background .15s,border-color 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12px;display:flex;flex-direction:column}.pay-summary strong{font-size:18px}.method-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:8px;gap:8px}.method{display:flex;flex-direction:column;align-items:center;gap:4px;padding:12px 6px;border:2px solid var(--border);border-radius:10px;background:#fff;cursor:pointer;font-weight:600;font-size:13px}.method.on{border-color:var(--primary-2);background:#eef3fb;color:var(--primary)}.bank-box{background:var(--surface-2);border:1px dashed var(--border);border-radius:10px;padding:12px 14px;display:flex;flex-direction:column;gap:6px}.sticky-save{position:-webkit-sticky;position:sticky;bottom:12px;margin-top:14px;display:flex;gap:10px;align-items:center;justify-content:flex-end;background:#0f2740;color:#fff;padding:10px 14px;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.25)}.sticky-save span{margin-right:auto}.sticky-save .btn.ghost{color:#fff}.toggle{font-weight:600}.toggle input{width:18px;height:18px}@media (max-width:900px){.method-grid,.quick-actions{grid-template-columns:repeat(2,minmax(0,1fr))}}