:root{--primary:#4f46e5;--dark:#0f172a;--muted:#64748b;--bg:#f1f5f9;--card:#fff;--ok:#10b981;--warn:#f59e0b;--bad:#ef4444;--line:#e2e8f0;--shadow:0 10px 28px rgba(15,23,42,.09)}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:#1e293b}.layout{display:flex;min-height:100vh}.sidebar{width:270px;background:linear-gradient(180deg,#111827,#020617);color:#fff;position:fixed;inset:0 auto 0 0;overflow:auto}.brand{padding:20px;border-bottom:1px solid rgba(255,255,255,.12)}.brand h1{font-size:18px;margin:0}.brand p{font-size:12px;color:#94a3b8;margin:5px 0 0}.nav a{display:flex;gap:12px;padding:13px 20px;color:#cbd5e1;text-decoration:none;border-left:3px solid transparent}.nav a.active,.nav a:hover{background:rgba(79,70,229,.18);border-left-color:var(--primary);color:#fff}.main{margin-left:270px;flex:1}.top{height:66px;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 24px;box-shadow:var(--shadow);position:sticky;top:0}.content{padding:24px}.grid{display:grid;gap:18px}.stats{grid-template-columns:repeat(4,1fr)}.card{background:#fff;border-radius:18px;box-shadow:var(--shadow);overflow:hidden}.pad{padding:20px}.stat h3{font-size:30px;margin:0}.stat p{margin:4px 0 0;color:var(--muted)}.toolbar{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:16px;flex-wrap:wrap}.filters{display:flex;gap:10px;flex-wrap:wrap}input,select,textarea{padding:10px 12px;border:1px solid var(--line);border-radius:11px;background:#fff;font:inherit}textarea{min-height:80px}.btn{border:0;border-radius:11px;padding:10px 14px;font-weight:700;cursor:pointer;text-decoration:none;display:inline-flex;gap:8px;align-items:center}.btn.primary{background:var(--primary);color:#fff}.btn.ok{background:var(--ok);color:#fff}.btn.warn{background:var(--warn);color:#fff}.btn.bad{background:var(--bad);color:#fff}.btn.ghost{background:#fff;border:1px solid var(--line);color:#1e293b}.btn.small{padding:7px 10px;font-size:12px}table{width:100%;border-collapse:collapse}th,td{padding:13px 14px;border-bottom:1px solid #eef2f7;text-align:left;font-size:13px}th{background:#f8fafc;color:var(--muted);text-transform:uppercase;font-size:11px}.badge{border-radius:999px;padding:5px 10px;font-weight:800;font-size:11px;display:inline-block}.Aktif{background:#d1fae5;color:#065f46}.Lulus{background:#dbeafe;color:#1e40af}.Pindah{background:#fef3c7;color:#92400e}.DropOut{background:#fee2e2;color:#991b1b}.form{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.form .full{grid-column:1/-1}.form label{font-size:12px;font-weight:700;display:block;margin-bottom:6px}.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#eef2ff,#f8fafc)}.login-card{width:min(420px,92vw);background:#fff;border-radius:22px;padding:28px;box-shadow:var(--shadow);display:grid;gap:12px}.login-card h1{margin:0}.login-card p{margin:0 0 8px;color:var(--muted)}.alert{padding:12px;border-radius:12px}.alert.danger{background:#fee2e2;color:#991b1b}.alert.ok{background:#d1fae5;color:#065f46}@media(max-width:900px){.sidebar{position:static;width:100%}.layout{display:block}.main{margin-left:0}.stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.stats,.form{grid-template-columns:1fr}table{display:block;overflow:auto;white-space:nowrap}.toolbar,.filters{align-items:stretch}.filters input,.filters select,.btn{width:100%;justify-content:center}}