:root{--bg:#0b1220;--card:#0f1b33;--muted:#93a4c7;--txt:#eaf0ff;--brand:#3b82f6;--brand2:#22c55e;--danger:#ef4444}
*{box-sizing:border-box;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial}
body{margin:0;background:linear-gradient(180deg,#070b13,#0b1220);color:var(--txt)}
a{color:inherit;text-decoration:none}
.container{max-width:980px;margin:0 auto;padding:24px}
.card{background:rgba(15,27,51,.92);border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:18px;box-shadow:0 10px 30px rgba(0,0,0,.35)}
.row{display:flex;gap:14px;flex-wrap:wrap}
.col{flex:1;min-width:280px}
h1,h2{margin:0 0 12px}
p{color:var(--muted);margin:8px 0}
label{display:block;margin:0 0 6px;color:var(--muted);font-size:13px}
input,select,textarea{width:100%;padding:10px 12px;border-radius:12px;border:1px solid rgba(255,255,255,.12);background:rgba(0,0,0,.18);color:var(--txt);outline:none}
textarea{min-height:90px;resize:vertical}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--brand);border:0;color:white;padding:10px 14px;border-radius:12px;font-weight:700;cursor:pointer}
.btn.secondary{background:rgba(255,255,255,.08)}
.btn.danger{background:var(--danger)}
.badge{display:inline-block;padding:4px 10px;border-radius:999px;background:rgba(59,130,246,.16);border:1px solid rgba(59,130,246,.35);color:#cfe3ff;font-weight:700;font-size:12px}
.alert{padding:12px 14px;border-radius:12px;margin:12px 0;border:1px solid rgba(255,255,255,.1)}
.alert.ok{background:rgba(34,197,94,.12);border-color:rgba(34,197,94,.35)}
.alert.err{background:rgba(239,68,68,.12);border-color:rgba(239,68,68,.35)}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:10px;border-bottom:1px solid rgba(255,255,255,.08);text-align:left;vertical-align:top}
.table th{color:#cfe3ff;font-size:13px}
.muted{color:var(--muted)}
.topnav{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.topnav .links{display:flex;gap:10px;flex-wrap:wrap}
.hr{height:1px;background:rgba(255,255,255,.08);margin:14px 0}
small{color:var(--muted)}