:root{--bg:#0d1117;--card:#161b22;--line:#30363d;--fg:#e6edf3;--muted:#8b949e;--acc:#2f81f7;--yes:#238636;--no:#da3633}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:var(--acc);text-decoration:none}a:hover{text-decoration:underline}header{display:flex;align-items:center;gap:20px;padding:14px 24px;border-bottom:1px solid var(--line)}header .brand{font-weight:700;font-size:18px}header nav a{margin-right:16px;color:var(--muted)}header nav a:hover{color:var(--fg)}main{max-width:1000px;margin:0 auto;padding:24px}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));grid-gap:16px;gap:16px}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px}.card h3{margin:0 0 8px;font-size:16px}.muted{color:var(--muted);font-size:13px}.prob{font-size:24px;font-weight:700}.row{display:flex;justify-content:space-between;align-items:center;gap:12px}.btn{background:var(--acc);color:#fff;border:0;border-radius:8px;padding:9px 14px;cursor:pointer;font-size:14px}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.yes{background:var(--yes)}.btn.no{background:var(--no)}.tag{display:inline-block;background:#21262d;border:1px solid var(--line);border-radius:20px;padding:2px 10px;font-size:12px;color:var(--muted)}input,select{background:#0d1117;border:1px solid var(--line);color:var(--fg);border-radius:8px;padding:8px 10px;width:100%}label{display:block;color:var(--muted);margin:10px 0 4px}label,table{font-size:13px}table{width:100%;border-collapse:collapse}td,th{padding:6px 8px;border-bottom:1px solid var(--line);text-align:left}.notice{border:1px solid var(--line);border-radius:8px;padding:10px;font-size:13px;background:#161b22;word-break:break-all}.wallet-menu{position:absolute;right:0;top:calc(100% + 6px);background:var(--card);border:1px solid var(--line);border-radius:10px;padding:6px;min-width:230px;z-index:30;box-shadow:0 10px 30px rgba(0,0,0,.45)}.wallet-item{display:block;width:100%;text-align:left;background:transparent;color:var(--fg);border:0;padding:10px 12px;border-radius:8px;cursor:pointer;font-size:14px}.wallet-item:hover{background:#21262d}