:root {
    --glass-bg: rgba(255, 255, 255, 0.12);
    --glass-border: rgba(255, 255, 255, 0.25);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
    --accent: #38bdf8;
    --accent-2: #818cf8;
    --success: #34d399;
    --danger: #f87171;
    --warning: #fbbf24;
}

body {
    min-height: 100vh;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: #f1f5f9;
    background: radial-gradient(circle at 15% 20%, #1e3a5f 0%, transparent 45%),
                radial-gradient(circle at 85% 10%, #4c1d95 0%, transparent 45%),
                radial-gradient(circle at 50% 90%, #0f766e 0%, transparent 50%),
                linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
    background-attachment: fixed;
}

.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 18px;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: var(--glass-shadow);
}

.glass-nav {
    background: rgba(15, 23, 42, 0.55);
    border-bottom: 1px solid var(--glass-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.glass-nav .navbar-brand {
    font-weight: 800;
    letter-spacing: -0.5px;
}

.glass-nav .nav-link {
    color: #cbd5e1 !important;
    font-weight: 500;
}

.glass-nav .nav-link.active,
.glass-nav .nav-link:hover {
    color: #fff !important;
}

.auth-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.auth-card {
    width: 100%;
    max-width: 420px;
    padding: 2.5rem;
}

.stat-card {
    padding: 1.5rem;
}

.stat-card .stat-value {
    font-size: 2.1rem;
    font-weight: 800;
}

.stat-card .stat-label {
    color: #94a3b8;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table-glass {
    color: #e2e8f0;
    --bs-table-bg: transparent;
    --bs-table-border-color: rgba(255, 255, 255, 0.08);
}

.table-glass thead th {
    color: #94a3b8;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom-color: rgba(255, 255, 255, 0.15);
}

.table-glass tbody tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

.form-control,
.form-select {
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #f1f5f9;
}

.form-control:focus,
.form-select:focus {
    background: rgba(15, 23, 42, 0.55);
    border-color: var(--accent);
    color: #fff;
    box-shadow: 0 0 0 0.2rem rgba(56, 189, 248, 0.25);
}

.form-control::placeholder {
    color: #64748b;
}

.form-label {
    color: #cbd5e1;
    font-weight: 600;
    font-size: 0.85rem;
}

.btn-accent {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border: none;
    color: #fff;
    font-weight: 600;
}

.btn-accent:hover {
    filter: brightness(1.1);
    color: #fff;
}

.badge-active { background: rgba(52, 211, 153, 0.15); color: var(--success); border: 1px solid rgba(52, 211, 153, 0.4); }
.badge-inactive { background: rgba(148, 163, 184, 0.15); color: #94a3b8; border: 1px solid rgba(148, 163, 184, 0.4); }
.badge-revoked { background: rgba(248, 113, 113, 0.15); color: var(--danger); border: 1px solid rgba(248, 113, 113, 0.4); }
.badge-expiring { background: rgba(251, 191, 36, 0.15); color: var(--warning); border: 1px solid rgba(251, 191, 36, 0.4); }

.key-reveal {
    font-family: 'Consolas', monospace;
    background: rgba(15, 23, 42, 0.6);
    border: 1px dashed var(--accent);
    padding: 0.75rem 1rem;
    border-radius: 10px;
    word-break: break-all;
}

a { color: var(--accent); }
a:hover { color: var(--accent-2); }