*{box-sizing:border-box}body{margin:0;background:#07111f;color:#eef5ff;font:14px Inter,system-ui}.app{display:grid;grid-template-columns:245px 1fr;min-height:100vh}aside{background:#091727;border-right:1px solid #1c3859;padding:26px 18px;position:sticky;top:0;height:100vh}.brand{font-size:20px;font-weight:900;letter-spacing:.18em;color:#56a5ff}.brand small{display:block;font-size:8px;color:#6f87a3;margin-top:7px}nav{margin-top:28px}nav a{display:block;color:#a9bed3;text-decoration:none;padding:10px;border-radius:8px}nav a:hover{background:#132b48;color:#fff}.logout{position:absolute;bottom:25px;background:#243a52}main{padding:30px;overflow:auto}header{display:flex;justify-content:space-between;align-items:center}h1{font-size:34px;margin:5px 0 22px}.online{color:#5edf94}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.cards article,.panel{background:linear-gradient(145deg,#0e2036,#0a1829);border:1px solid #203f64;border-radius:15px;padding:20px}.cards b{display:block;font-size:27px;margin-top:10px}.panel{margin-top:18px}.split{display:grid;grid-template-columns:1.5fr 1fr;gap:18px}.split .panel{margin:0}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:11px;border-bottom:1px solid #193551}th{color:#7695b7;font-size:11px}input,select,textarea{display:block;width:100%;background:#091727;color:#fff;border:1px solid #2a4c73;border-radius:8px;padding:10px;margin-top:5px}label{display:block;margin:10px 0}button,.btn{display:inline-block;background:#2879ef;color:#fff;border:0;border-radius:8px;padding:9px 13px;text-decoration:none;cursor:pointer}.login{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 70% 20%,#16417b,transparent 35%),#07111f}.login-card{width:min(430px,90vw);background:#0c1c2f;border:1px solid #28517f;border-radius:18px;padding:34px}.login-card h1{margin-top:35px}.narrow{max-width:700px}@media(max-width:900px){.app{grid-template-columns:1fr}aside{display:none}.cards{grid-template-columns:1fr 1fr}.split{grid-template-columns:1fr}main{padding:18px}}