:root{--bg: #0a1628;--surface: #132a4a;--surface2: #1e3f6b;--surface-elevated: #163056;--text: #f0f7ff;--muted: #93b4e8;--accent: #60a5fa;--accent-border: #3b82f6;--line: #3b6cad;--danger: #fb7185;--radius: 12px;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;min-height:100dvh;background:linear-gradient(165deg,#071525,#0c2744 35%,#152a5c);color:var(--text)}#root{min-height:100dvh}a{color:var(--accent)}input,select,textarea{background:var(--surface2);border:1px solid var(--line);color:var(--text);padding:10px 12px;border-radius:8px;font-size:1rem;width:100%;max-width:100%}input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);border-color:transparent}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:10px;border:1px solid var(--line);background:var(--surface2);color:var(--text);font-size:1rem;cursor:pointer;text-decoration:none}.btn:hover{filter:brightness(1.08)}.btn.primary{background:linear-gradient(135deg,#2563eb,#1d4ed8);border:none;font-weight:600}.btn.ghost{background:transparent;border-color:#4f7ec4}.btn.large{width:100%;padding:14px;font-size:1.05rem}.layout{display:flex;min-height:100dvh}.sidebar{width:220px;flex-shrink:0;background:var(--surface);border-right:1px solid #2d5599;padding:16px 12px;display:flex;flex-direction:column;gap:8px}.sidebar .brand{font-weight:700;font-size:1.05rem;margin-bottom:12px;padding:8px;color:var(--text)}.nav-link{display:block;padding:10px 12px;border-radius:8px;color:var(--text);text-decoration:none;border:1px solid transparent}.nav-link:hover{background:var(--surface2)}.nav-link.active{border-color:var(--accent-border);background:var(--surface-elevated)}.main{flex:1;padding:20px 24px;overflow:auto}.card{background:var(--surface);border-radius:var(--radius);padding:20px;box-shadow:0 10px 40px #00000059;margin-bottom:16px}h1{margin:0 0 12px;font-size:1.45rem}h2{margin:0 0 10px;font-size:1.1rem}.muted{color:var(--muted);font-size:.9rem}.error{color:var(--danger);margin-top:8px;font-size:.9rem}.table-wrap{overflow:auto;border:1px solid #2d5599;border-radius:var(--radius)}table.data{width:100%;border-collapse:collapse;font-size:.92rem}table.data th,table.data td{padding:10px 12px;text-align:left;border-bottom:1px solid #2d5599}table.data th{background:var(--surface-elevated);color:var(--muted);font-weight:600}.tabs{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:16px}.tab{padding:8px 14px;border-radius:8px;border:1px solid #2d5599;background:transparent;color:var(--muted);cursor:pointer}.tab.active{color:var(--text);border-color:var(--accent-border);background:var(--surface2)}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}.field label{font-size:.85rem;color:var(--muted)}.login-page{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:16px}.login-card{width:100%;max-width:400px}.row-actions{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}.sidebar-footer-link{display:block;margin-bottom:10px;text-align:center}