*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;background:#0b1020;color:#eef2ff}
a{text-decoration:none;color:inherit}
.shell{display:flex;min-height:100vh}
.sidebar{width:260px;background:#121934;padding:24px;border-right:1px solid #26304f}
.brand{font-weight:800;font-size:24px;margin-bottom:24px}
.brand span{display:block;font-size:12px;color:#8ea3ff;margin-top:4px}
.sidebar nav{display:flex;flex-direction:column;gap:10px}
.sidebar nav a{padding:12px 14px;border-radius:12px;background:#182243}
.sidebar nav a:hover{background:#22305f}
.content{flex:1;padding:24px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:20px 0}
.card{background:#121934;border:1px solid #243158;border-radius:18px;padding:18px;box-shadow:0 10px 30px rgba(0,0,0,.2)}
.card .muted,.muted{color:#97a3c9}
.metric{font-size:32px;font-weight:700;margin-top:8px}
table{width:100%;border-collapse:collapse;background:#121934;border-radius:18px;overflow:hidden}
th,td{padding:12px;border-bottom:1px solid #243158;text-align:left;font-size:14px;vertical-align:top}
th{background:#182243}
form.grid{display:grid;gap:14px;max-width:700px}
input,select,button{width:100%;padding:12px 14px;border-radius:12px;border:1px solid #33416d;background:#0f1730;color:#eef2ff}
button{background:#4f7cff;border:none;font-weight:700;cursor:pointer}
button:hover{filter:brightness(1.06)}
.notice{padding:12px 14px;border-radius:12px;background:#17321d;border:1px solid #285935;margin:12px 0}
.error{padding:12px 14px;border-radius:12px;background:#3a1717;border:1px solid #7d2d2d;margin:12px 0}
.row-actions a{display:inline-block;margin-right:8px;padding:6px 10px;border-radius:10px;background:#1e2a52;font-size:12px}
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px}
.login-box{width:100%;max-width:420px;background:#121934;border:1px solid #243158;border-radius:22px;padding:24px}
.public-wrap{max-width:760px;margin:60px auto;padding:20px}
.public-box{background:#121934;border:1px solid #243158;border-radius:22px;padding:24px}
.small{font-size:12px}