:root{color-scheme:dark;--bg: #0d1117;--surface-1: #161b22;--surface-2: #1c2230;--border: #30363d;--text: #c9d1d9;--text-muted: #8b949e;--text-strong: #f0f6fc;--accent: #f97316;--accent-hover: #ea6a0a;--positive: #3fb950;--negative: #f85149}*,*:before,*:after{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:"Source Sans 3",system-ui,sans-serif;font-size:16px;line-height:1.5}h1,h2,h3{color:var(--text-strong);line-height:1.2}h1{margin:0 0 24px;font-size:2.2rem}h2{margin:32px 0 16px;font-size:1.4rem}.muted{color:var(--text-muted)}.card{background:var(--surface-2);border:1px solid var(--border);border-radius:12px;padding:24px}input{width:100%;padding:.6rem .8rem;background:var(--surface-1);border:1px solid var(--border);border-radius:8px;color:var(--text-strong);font:inherit;font-size:.95rem;outline:none}input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #f973161f}.btn-primary{padding:.6rem 1.2rem;background:var(--accent);color:#fff;border:none;border-radius:8px;font:inherit;font-weight:600;cursor:pointer;transition:background .15s}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-primary:disabled{opacity:.6;cursor:default}.alert{padding:12px 16px;border-radius:8px;border:1px solid}.alert.error{background:#f851491a;border-color:#f8514966;color:#ffa198}.alert.success{background:#3fb9501a;border-color:#3fb95066;color:#7ee787}table{width:100%;border-collapse:collapse;background:var(--surface-2);border:1px solid var(--border);border-radius:10px;overflow:hidden;font-variant-numeric:tabular-nums}th,td{padding:8px 12px;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap}th{color:var(--text-muted);font-weight:600;font-size:.85rem;background:var(--surface-1)}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:#ffffff08}.num{text-align:right}.material-symbols-outlined{font-variation-settings:"FILL" 0,"wght" 400,"GRAD" 0,"opsz" 24;line-height:1}