:root {
    --bg: #0f1419;
    --card: #1a2332;
    --line: #2a3648;
    --text: #e8eef7;
    --muted: #8b9bb4;
    --accent: #25d366;
    --danger: #e74c3c;
    --warn: #f39c12;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: "Segoe UI", system-ui, sans-serif;
    background: radial-gradient(1200px 600px at 10% -10%, #1e3a2f 0%, transparent 50%),
                radial-gradient(900px 500px at 100% 0%, #1a2740 0%, transparent 45%),
                var(--bg);
    color: var(--text);
    min-height: 100vh;
}

.auth-body {
    display: grid;
    place-items: center;
    padding: 24px;
}

.auth-card, .panel {
    background: color-mix(in srgb, var(--card) 92%, transparent);
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 28px;
    width: min(420px, 100%);
    box-shadow: 0 20px 60px rgba(0,0,0,.35);
}

.panel { width: min(1100px, 100%); margin: 32px auto; }

h1 { margin: 0 0 6px; font-size: 1.6rem; }
.muted { color: var(--muted); margin: 0 0 20px; }

label { display: block; margin: 12px 0 6px; color: var(--muted); font-size: .9rem; }
input, select {
    width: 100%;
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid var(--line);
    background: #0d1218;
    color: var(--text);
    outline: none;
}
input:focus, select:focus { border-color: var(--accent); }

button, .btn {
    display: inline-block;
    margin-top: 18px;
    background: var(--accent);
    color: #06210f;
    border: 0;
    border-radius: 10px;
    padding: 12px 18px;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
}
.btn.secondary { background: #314158; color: var(--text); }
.btn.danger { background: var(--danger); color: #fff; }
.btn.warn { background: var(--warn); color: #1a1200; }

.alert {
    background: rgba(231,76,60,.15);
    border: 1px solid rgba(231,76,60,.4);
    color: #ffb4ab;
    padding: 10px 12px;
    border-radius: 10px;
    margin-bottom: 12px;
}
.success {
    background: rgba(37,211,102,.12);
    border: 1px solid rgba(37,211,102,.4);
    color: #9af0bf;
    padding: 10px 12px;
    border-radius: 10px;
    margin-bottom: 12px;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 22px;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 20px;
}
@media (max-width: 900px) { .grid-2 { grid-template-columns: 1fr; } }

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 8px;
}
th, td {
    text-align: left;
    padding: 12px 10px;
    border-bottom: 1px solid var(--line);
    font-size: .92rem;
}
th { color: var(--muted); font-weight: 600; }
code {
    background: #0d1218;
    padding: 2px 6px;
    border-radius: 6px;
}
.badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 700;
}
.badge.active { background: rgba(37,211,102,.18); color: #7dffb2; }
.badge.blocked { background: rgba(231,76,60,.18); color: #ff9b90; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.actions form { margin: 0; }
.actions button { margin-top: 0; padding: 8px 10px; font-size: .8rem; }
.cred-box {
    background: #0d1218;
    border: 1px dashed var(--line);
    border-radius: 12px;
    padding: 14px;
    margin-top: 14px;
}