:root {
    --bg: #06060d;
    --panel: #0f111e;
    --panel-2: #12152a;
    --primary: #00f3ff;
    --accent: #8a2be2;
    --success: #2af598;
    --danger: #ff3d71;
    --text: #e5e7eb;
    --muted: #8e9bb4;
    --gradient: linear-gradient(135deg, #111827 0%, #0d1224 50%, #111827 100%);
}

* { box-sizing: border-box; }
body {
    margin: 0;
    background: var(--gradient);
    color: var(--text);
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    min-height: 100vh;
}
a { color: var(--primary); text-decoration: none; }
a:hover { color: #7cf3ff; }

.layout { display: flex; min-height: 100vh; }
.sidebar {
    width: 260px;
    background: #0b0d18;
    border-right: 1px solid #1f2437;
    position: sticky;
    top: 0;
    height: 100vh;
    padding: 24px 18px;
    box-shadow: 6px 0 24px rgba(0,0,0,0.4);
}
.brand {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 24px;
}
.menu { display: flex; flex-direction: column; gap: 6px; }
.menu a {
    padding: 12px 14px;
    color: var(--text);
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: 0.2s;
}
.menu a:hover { background: rgba(0, 243, 255, 0.08); color: var(--primary); }
.menu a.active { background: linear-gradient(90deg, rgba(0,243,255,0.18), rgba(138,43,226,0.18)); border: 1px solid #1f2437; }
.content { flex: 1; padding: 28px 36px; }
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.page-header h1 { margin: 0; font-size: 26px; letter-spacing: -0.02em; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.card {
    background: var(--panel);
    border: 1px solid #1f2437;
    border-radius: 16px;
    padding: 16px 18px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.35);
    position: relative;
    overflow: hidden;
}
.card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(0,243,255,0.06), transparent 35%);
    pointer-events: none;
}
.card h3 { margin: 0 0 8px 0; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; font-size: 12px; }
.card .value { font-size: 28px; font-weight: 800; }
.badge { padding: 6px 10px; border-radius: 12px; font-size: 12px; font-weight: 700; }
.badge-ativo { background: rgba(42,245,152,0.15); color: var(--success); }
.badge-inativo { background: rgba(255,61,113,0.15); color: var(--danger); }
.badge-ok { background: rgba(0,243,255,0.12); color: var(--primary); }
.badge-warning { background: rgba(255,190,92,0.16); color: #ffbe5c; }
.badge-expired { background: rgba(255,61,113,0.16); color: var(--danger); }
.badge-muted { background: rgba(255,255,255,0.06); color: var(--muted); }

.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 12px;
    background: var(--panel-2);
    border: 1px solid #1f2437;
    border-radius: 12px;
    overflow: hidden;
}
.table th, .table td { padding: 14px 12px; border-bottom: 1px solid #1f2437; }
.table th { text-align: left; color: var(--primary); font-size: 12px; letter-spacing: 0.04em; background: #0d1020; }
.table tr:hover td { background: rgba(0,243,255,0.05); }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 12px;
    border: 1px solid transparent;
    cursor: pointer;
    background: #11182b;
    color: var(--text);
    transition: 0.2s;
}
.btn-primary { background: linear-gradient(90deg, #00f3ff, #8a2be2); color: #0b0d18; font-weight: 800; }
.btn-outline { border-color: #1f2437; }
.btn:hover { transform: translateY(-1px); box-shadow: 0 10px 30px rgba(0,243,255,0.12); }

.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.75);
    align-items: center;
    justify-content: center;
    z-index: 999;
}
.modal.active { display: flex; }
.modal .panel {
    background: var(--panel);
    border: 1px solid #1f2437;
    border-radius: 14px;
    padding: 20px;
    width: min(520px, 90vw);
    box-shadow: 0 24px 60px rgba(0,0,0,0.45);
}
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 12px; color: var(--muted); letter-spacing: 0.02em; }
.input {
    background: #0b0f1d;
    border: 1px solid #1f2437;
    border-radius: 10px;
    padding: 10px 12px;
    color: var(--text);
}
.input:focus { outline: 1px solid var(--primary); box-shadow: 0 0 0 4px rgba(0,243,255,0.08); }

.pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(0,243,255,0.1);
    color: var(--primary);
}

.alert {
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.05);
    background: rgba(0,243,255,0.06);
    color: var(--text);
}
.alert.error { background: rgba(255,61,113,0.08); border-color: rgba(255,61,113,0.3); color: #ffc9d6; }
.alert.success { background: rgba(42,245,152,0.08); border-color: rgba(42,245,152,0.3); color: #c8ffe4; }

.chip { padding: 6px 10px; border-radius: 10px; background: #11182b; border: 1px solid #1f2437; color: var(--muted); }
.section { background: var(--panel); border: 1px solid #1f2437; border-radius: 16px; padding: 16px 18px; margin-top: 16px; }
.muted { color: var(--muted); font-size: 13px; }

@media (max-width: 900px) {
    .sidebar { display: none; }
    .content { padding: 18px; }
}