:root{--bg: #0f1220;--panel: #191d2e;--panel-2: #222840;--text: #e8eaf2;--muted: #9aa1b8;--accent: #5b8cff;--accent-2: #3a6bf0;--ok: #2fbf71;--err: #ff5f6d;--border: #2b3150;--radius: 12px;color-scheme:dark}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9em}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;border-bottom:1px solid var(--border);background:var(--panel);position:sticky;top:0;z-index:10}.brand{font-weight:700;font-size:1.1rem;color:var(--text)}.topbar nav{display:flex;gap:18px;align-items:center}.content{max-width:860px;margin:0 auto;padding:28px 20px 80px}h1{font-size:1.6rem;margin:.2em 0 .6em}h2{font-size:1.15rem;margin:0 0 .5em}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;margin-bottom:18px}.card.narrow{max-width:420px;margin:40px auto}.card.row{display:flex;gap:10px;align-items:center}.card.highlight,.highlight{border-color:var(--accent);background:var(--panel-2)}section.card h2{margin-top:0}input,button,textarea{font:inherit;border-radius:8px;border:1px solid var(--border);background:var(--panel-2);color:var(--text);padding:10px 12px}input:focus{outline:2px solid var(--accent)}label{display:block;margin-bottom:12px;font-size:.92rem;color:var(--muted)}label input{display:block;width:100%;margin-top:4px;color:var(--text)}button{cursor:pointer;background:var(--accent-2);border-color:transparent;color:#fff;font-weight:600;padding:10px 16px}button:hover{background:var(--accent)}button:disabled{opacity:.6;cursor:default}button.link{background:none;border:none;color:var(--accent);padding:4px 0;font-weight:500}button.link:hover{text-decoration:underline}.muted{color:var(--muted)}.small{font-size:.85rem}.center{text-align:center;padding:60px}.error{color:var(--err);margin:8px 0;font-size:.9rem}.ok{color:var(--ok);margin:8px 0;font-size:.9rem}.shop-list{list-style:none;padding:0}.shop-list li{display:flex;justify-content:space-between;align-items:center}.shop-name{font-weight:600;font-size:1.05rem}.kv{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px solid var(--border)}.kv span{color:var(--muted)}.secret{background:#0c0f1a;border:1px solid var(--border);border-radius:8px;padding:12px;overflow-x:auto;white-space:pre-wrap;word-break:break-all;color:#a8ffcf}.code{background:#0c0f1a;border:1px solid var(--border);border-radius:8px;padding:14px;overflow-x:auto;font-family:ui-monospace,monospace;font-size:.85rem}.events{display:flex;flex-wrap:wrap;gap:14px;margin:10px 0}.checkbox{display:flex;align-items:center;gap:6px;color:var(--text);margin:0}.checkbox input{width:auto;margin:0}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border);font-size:.9rem}th{color:var(--muted);font-weight:500}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:.78rem;font-weight:600}.badge.succeeded{background:#2fbf712e;color:var(--ok)}.badge.pending,.badge.waiting_for_capture{background:#5b8cff2e;color:var(--accent)}.badge.canceled{background:#ff5f6d2e;color:var(--err)}.badge.test{background:#ffc1542e;color:#ffc154;letter-spacing:.04em}.checkout-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.checkout{max-width:400px;width:100%}.checkout-head{text-align:center;margin-bottom:18px}.checkout-head .amount{font-size:2rem;font-weight:700;margin-top:10px}.checkout .row{display:flex;gap:12px}.checkout .row label{flex:1}.checkout button[type=submit]{width:100%;padding:12px;font-size:1rem}.checkout-result{text-align:center;padding:20px 0}.test-cards{margin-top:18px;border-top:1px solid var(--border);padding-top:12px}.test-cards ul{margin:6px 0 12px;padding-left:18px}.test-cards summary{cursor:pointer;color:var(--muted)}.docs h2{margin-top:1.4em}.docs code{background:var(--panel-2);padding:1px 5px;border-radius:4px}