@import"https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;700&family=Unbounded:wght@600;700&display=swap";:root{--bg: #070910;--fg: #ffffff;--panel: #0d1117;--muted: #8b949e;--accent: #ffcc66;--error: #ff6b6b;--success: #51cf66;--border: #30363d;--hover: #161b22}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Space Grotesk,sans-serif;background:var(--bg);color:var(--fg);line-height:1.6;min-height:100vh}.container{max-width:600px;margin:0 auto;padding:20px}header{text-align:center;margin-bottom:40px;padding:20px 0}h1{font-family:Unbounded,sans-serif;font-size:2.5rem;margin-bottom:10px;color:var(--accent)}.subtitle{color:var(--muted);font-size:1.1rem}.panel{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:24px;margin-bottom:20px}.form-group{margin-bottom:20px}label{display:block;margin-bottom:8px;font-weight:500;color:var(--fg)}input,select{width:100%;padding:12px;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--fg);font-size:16px;transition:border-color .2s}input:focus,select:focus{outline:none;border-color:var(--accent)}.warning{background:#ff6b6b1a;border:1px solid var(--error);border-radius:8px;padding:16px;margin-bottom:20px}.warning h3{color:var(--error);margin-bottom:8px}.checkbox-group{display:flex;align-items:flex-start;margin-bottom:20px}.checkbox-group input[type=checkbox]{width:auto;margin-right:12px;margin-top:2px}.checkbox-group label{margin-bottom:0}button{width:100%;padding:14px;background:var(--accent);color:var(--bg);border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s}button:hover:not(:disabled){background:#ffd966;transform:translateY(-1px)}button:disabled{opacity:.5;cursor:not-allowed}.qr-container{text-align:center;margin:20px 0;padding:20px;background:#fff;border-radius:8px;display:none}.qr-container img{max-width:300px;width:100%}.status{padding:12px;border-radius:8px;margin-top:20px;text-align:center;font-weight:500;display:none}.status.pending{background:#ffcc661a;border:1px solid var(--accent);color:var(--accent)}.status.success{background:#51cf661a;border:1px solid var(--success);color:var(--success)}.status.error{background:#ff6b6b1a;border:1px solid var(--error);color:var(--error)}.tx-link{color:var(--accent);text-decoration:none;word-break:break-all}.tx-link:hover{text-decoration:underline}.back-link{display:inline-block;margin-top:20px;color:var(--muted);text-decoration:none}.back-link:hover{color:var(--accent)}.preset-buttons{display:flex;gap:10px;margin-bottom:10px}.preset-btn{padding:8px 16px;background:var(--hover);border:1px solid var(--border);border-radius:6px;color:var(--fg);font-size:14px;cursor:pointer;transition:all .2s;width:auto}.preset-btn:hover{background:var(--border)}