:root { --primary: #7c3aed; --sidebar: #1e1b4b; --bg: #f1f5f9; --white: #fff; --border: #e2e8f0; }
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: #333; }
a { color: var(--primary); text-decoration: none; }

.auth-wrap { display: flex; justify-content: center; align-items: center; min-height: 100vh; }
.auth-box { background: var(--white); border-radius: 16px; padding: 40px; width: 100%; max-width: 380px; box-shadow: 0 8px 30px rgba(0,0,0,0.08); }
.auth-box h1 { font-size: 24px; margin-bottom: 24px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: #555; }
.form-group input { width: 100%; padding: 12px; border: 1px solid var(--border); border-radius: 8px; font-size: 15px; }
.btn { padding: 12px 24px; background: var(--primary); color: #fff; border: none; border-radius: 8px; font-size: 15px; font-weight: 600; cursor: pointer; }
.btn:hover { background: #6d28d9; }
.btn-sm { padding: 6px 14px; font-size: 13px; }
.error { color: #e53e3e; font-size: 14px; margin-top: 12px; }

.layout { display: flex; min-height: 100vh; }
.sidebar { width: 220px; background: var(--sidebar); color: #c4b5fd; padding: 24px 0; flex-shrink: 0; }
.sidebar .logo { font-size: 18px; font-weight: 700; color: #fff; padding: 0 20px 24px; border-bottom: 1px solid #312e81; }
.sidebar .logo span { display: block; font-size: 11px; font-weight: 400; color: #a78bfa; margin-top: 2px; }
.sidebar nav a { display: block; padding: 12px 20px; color: #a78bfa; font-size: 14px; }
.sidebar nav a:hover, .sidebar nav a.active { background: #312e81; color: #fff; }
.sidebar .logout { padding: 20px; }
.main { flex: 1; padding: 32px; overflow-y: auto; }
.main h2 { font-size: 22px; margin-bottom: 20px; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; margin-bottom: 28px; }
.stat-card { background: var(--white); border-radius: 12px; padding: 20px; box-shadow: 0 2px 12px rgba(0,0,0,0.05); }
.stat-card .num { font-size: 32px; font-weight: 700; color: var(--primary); }
.stat-card .label { font-size: 13px; color: #64748b; margin-top: 4px; }

.table-wrap { background: var(--white); border-radius: 12px; box-shadow: 0 2px 12px rgba(0,0,0,0.05); overflow: auto; margin-bottom: 32px; }
table { width: 100%; border-collapse: collapse; }
th { background: #f8fafc; font-size: 12px; text-transform: uppercase; color: #64748b; padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--border); }
td { padding: 12px 16px; border-bottom: 1px solid var(--border); font-size: 14px; }
tr:last-child td { border: none; }
.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; background: #ede9fe; color: #6d28d9; }