:root{--bg: #0d0d0d;--surface: #161616;--border: #242424;--text: #e8e8e8;--muted: #8a8a8a;--accent: #e8e8e8;font-family:ui-sans-serif,system-ui,-apple-system,sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}.shell{display:flex;min-height:100vh}.sidebar{width:220px;border-right:1px solid var(--border);padding:24px 16px;display:flex;flex-direction:column;gap:4px}.brand{font-weight:600;letter-spacing:.06em;margin-bottom:24px;font-size:15px}.nav-link{padding:8px 12px;border-radius:6px;color:var(--muted);font-size:14px}.nav-link:hover,.nav-link.active{background:var(--surface);color:var(--text)}.main{flex:1;padding:32px 40px}.row{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}h1{font-size:20px;font-weight:600}h2{font-size:15px;font-weight:600;margin:24px 0 12px}table{width:100%;border-collapse:collapse}th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);padding:8px 10px;border-bottom:1px solid var(--border)}td{padding:10px;border-bottom:1px solid #111;font-size:14px}tr:hover td{background:var(--surface)}input,select,textarea{background:var(--surface);border:1px solid var(--border);color:var(--text);padding:8px 10px;border-radius:6px;font-size:14px;width:100%}textarea{resize:vertical;font-family:inherit}input[type=checkbox]{width:auto;margin-top:4px}label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}.field{margin-bottom:12px}button{background:var(--text);color:var(--bg);border:0;padding:9px 16px;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer}button.ghost{background:transparent;color:var(--muted);border:1px solid var(--border)}button:hover{opacity:.9}.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:24px}.center{min-height:100vh;display:grid;place-items:center}.login-card{width:340px}.error{color:#f87171;font-size:13px;margin-top:8px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}