:root{--bg: #0f1216;--panel: #171b21;--border: #262c35;--text: #e6e9ee;--muted: #9aa4b2;--accent: #4f8cff;--danger: #ff5c5c;--warn: #ffb020;--ok: #34c759;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}a{color:var(--accent)}.layout{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--panel);border-right:1px solid var(--border);padding:20px 12px;display:flex;flex-direction:column;gap:4px}.sidebar h1{font-size:16px;margin:0 8px 16px}.nav a{display:block;padding:10px 12px;border-radius:8px;text-decoration:none;color:var(--muted)}.nav a.active,.nav a:hover{background:#202631;color:var(--text)}.main{flex:1;padding:24px 32px;overflow:auto}.main h2{margin-top:0}.card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px;margin-bottom:16px}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);font-size:14px}th{color:var(--muted);font-weight:600}button{background:var(--accent);color:#fff;border:0;border-radius:8px;padding:8px 14px;cursor:pointer;font-size:14px}button.secondary{background:#2a313c}button.danger{background:var(--danger)}button:disabled{opacity:.5;cursor:not-allowed}input,textarea,select{background:#0d1014;color:var(--text);border:1px solid var(--border);border-radius:8px;padding:8px 10px;font-size:14px;width:100%}label{display:block;font-size:13px;color:var(--muted);margin:10px 0 4px}.badge{padding:2px 8px;border-radius:999px;font-size:12px;background:#202631}.badge.warn{background:#ffb02026;color:var(--warn)}.badge.danger{background:#ff5c5c26;color:var(--danger)}.login{max-width:360px;margin:12vh auto}.error{color:var(--danger);font-size:13px;margin:8px 0}.muted{color:var(--muted);font-size:13px}.row{display:flex;gap:8px;align-items:center}