:root{--bg:#fff;--text:#0b0b0b;--muted:#6b7280;--border:#e5e7eb;--surface:#f8fafc;--brand:#0d99ff;--accent:#ff4fa3;--green:#12b886;--purple:#6d5efc;--indigo:#4460f7;--shadow:0 8px 24px #10182814}*{box-sizing:border-box}html,body{height:100%}body{color:var(--text);background:radial-gradient(1200px 400px at -5% -10%,#0d99ff14,#0000 60%),radial-gradient(900px 360px at 105% -10%,#ff4fa314,#0000 60%),linear-gradient(#fbfdff 0%,#fff 40%);margin:0;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,system-ui,sans-serif}.wrap{max-width:620px;margin:0 auto;padding:28px}.header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.pill-link{color:var(--brand);background:#0d99ff1a;border:1px solid #0d99ff40;border-radius:999px;align-items:center;gap:8px;padding:8px 12px;font-weight:600;text-decoration:none;display:inline-flex}.pill-link:hover{background:#0d99ff29}.xbtn{cursor:pointer;width:36px;height:36px;box-shadow:var(--shadow);background:#fffc;border:0;border-radius:50%;justify-content:center;align-items:center;display:flex}.xbtn:hover{background:#fff}.card{border:1px solid var(--border);box-shadow:var(--shadow);background:#fff;border-radius:16px;padding:22px}.muted{color:var(--muted);font-size:14px}label{color:#111827;font-size:13px;font-weight:700}input,textarea{border:1px solid var(--border);background:#fff;border-radius:12px;width:100%;margin-top:8px;padding:12px 14px;font-size:16px;transition:border-color .15s,box-shadow .15s}input:focus,textarea:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px #0d99ff26}.btn{background:linear-gradient(180deg,var(--brand),#0b86e4);color:#fff;cursor:pointer;border:0;border-radius:14px;padding:14px 16px;font-weight:700;text-decoration:none;display:inline-block;box-shadow:0 6px 16px #0d99ff59}.btn:hover{filter:brightness(.98)}.btn:active{transform:translateY(1px)}.btn:disabled{box-shadow:none;cursor:not-allowed;background:#c7d8ff}.btn-secondary{background:var(--surface);color:#111;box-shadow:none;border:1px solid #e5e7eb}.stack-16>*{margin-top:16px}.center{text-align:center}.amount-row{justify-content:center;align-items:center;gap:18px;margin:4px 0 12px;display:flex}.amount-btn{border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:12px;justify-content:center;align-items:center;width:40px;height:40px;font-size:22px;line-height:0;transition:border-color .15s,background .15s;display:flex}.amount-btn:hover{background:var(--surface);border-color:#d1d5db}.amount-display{letter-spacing:-.02em;font-size:44px;font-weight:800}.methods{gap:12px;display:grid}.method{border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:14px;justify-content:space-between;align-items:center;padding:14px;transition:border-color .15s,box-shadow .15s;display:flex}.method:hover{border-color:#d1d5db;box-shadow:0 3px 10px #1118270f}.method[aria-checked=true]{outline:2px solid var(--brand);box-shadow:0 3px 12px #0d99ff2e}.left{align-items:center;gap:12px;display:flex}.icon{color:#fff;border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;font-weight:700;display:inline-flex}.icon.venmo{background:var(--brand)}.icon.cashapp{background:#10b981}.icon.paypal{background:var(--indigo)}.icon.card{background:var(--purple)}.chev{color:#9ca3af;font-size:18px}.footer{margin-top:22px}.tip-options{justify-content:center;align-items:center;gap:12px;margin:8px 0;display:flex}.tip-circle{border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:50%;justify-content:center;align-items:center;width:56px;height:56px;font-weight:800;transition:border-color .15s,box-shadow .15s,background .15s;display:flex}.tip-circle:hover{background:var(--surface);border-color:#d1d5db}.tip-circle.selected{outline:2px solid var(--brand);box-shadow:0 3px 12px #0d99ff2e}.link-btn{color:var(--brand);cursor:pointer;background:0 0;border:0;padding:0;font-weight:600;text-decoration:underline}