/* =====================================================================
   Secure PHP CMS - Admin Panel Stylesheet
   ===================================================================== */
:root {
    --admin-sidebar-w: 260px;
    --admin-dark: #12141c;
    --admin-dark-2: #1b1e2b;
    --admin-accent: #4f46e5;
    --admin-accent-2: #6366f1;
    --admin-text-muted: #9ca3af;
    --admin-radius: 10px;
}

body.admin-body {
    background: #f4f5f9;
    font-family: 'Poppins', system-ui, -apple-system, sans-serif;
    min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
    position: fixed;
    top: 0; bottom: 0; left: 0;
    width: var(--admin-sidebar-w);
    background: linear-gradient(180deg, var(--admin-dark), var(--admin-dark-2));
    color: #fff;
    z-index: 1040;
    transition: transform .3s ease;
    display: flex;
    flex-direction: column;
}
.admin-sidebar .sidebar-brand {
    padding: 1.25rem 1.25rem;
    font-weight: 800;
    font-size: 1.15rem;
    border-bottom: 1px solid rgba(255,255,255,.08);
    display: flex;
    align-items: center;
    gap: .6rem;
}
.admin-sidebar .sidebar-brand i { color: var(--admin-accent-2); }
.admin-nav { padding: 1rem .75rem; flex: 1; overflow-y: auto; }
.admin-nav .nav-section-title {
    font-size: .7rem; text-transform: uppercase; letter-spacing: .05em;
    color: var(--admin-text-muted); padding: 1rem .75rem .35rem;
}
.admin-nav a.nav-link {
    color: #cfd2dc;
    padding: .65rem .9rem;
    border-radius: 8px;
    font-size: .92rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: .65rem;
    margin-bottom: 2px;
}
.admin-nav a.nav-link i { width: 18px; text-align: center; }
.admin-nav a.nav-link:hover { background: rgba(255,255,255,.06); color: #fff; }
.admin-nav a.nav-link.active { background: var(--admin-accent); color: #fff; }

.admin-sidebar-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid rgba(255,255,255,.08);
    font-size: .8rem;
    color: var(--admin-text-muted);
}

/* Main content area */
.admin-content {
    margin-left: var(--admin-sidebar-w);
    min-height: 100vh;
}
.admin-topbar {
    background: #fff;
    padding: .85rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 8px rgba(0,0,0,.04);
    position: sticky; top: 0; z-index: 1030;
}
.admin-topbar .btn-toggle-sidebar { display: none; }
.admin-body-inner { padding: 1.5rem; }

.admin-card {
    background: #fff;
    border-radius: var(--admin-radius);
    border: 1px solid #ebedf3;
    box-shadow: 0 2px 10px rgba(0,0,0,.03);
}
.admin-card .card-header {
    background: #fff;
    border-bottom: 1px solid #ebedf3;
    font-weight: 700;
    padding: 1rem 1.25rem;
}
.admin-card .card-body { padding: 1.25rem; }

.stat-card {
    border-radius: var(--admin-radius);
    padding: 1.25rem;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.stat-card i.stat-icon {
    position: absolute; right: 1rem; top: 1rem; font-size: 2.2rem; opacity: .35;
}
.stat-card h3 { font-weight: 800; margin-bottom: 0; }
.stat-card p { margin-bottom: 0; opacity: .9; font-size: .85rem; }
.bg-grad-1 { background: linear-gradient(135deg,#4f46e5,#7c3aed); }
.bg-grad-2 { background: linear-gradient(135deg,#0ea5e9,#06b6d4); }
.bg-grad-3 { background: linear-gradient(135deg,#f59e0b,#f97316); }
.bg-grad-4 { background: linear-gradient(135deg,#10b981,#059669); }

.table-thumb { width: 56px; height: 56px; object-fit: cover; border-radius: 8px; }

.role-badge { text-transform: capitalize; font-weight: 600; }

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--admin-dark), var(--admin-dark-2));
    padding: 1rem;
}
.login-card {
    background: #fff;
    border-radius: 14px;
    max-width: 420px;
    width: 100%;
    padding: 2.25rem;
    box-shadow: 0 20px 50px rgba(0,0,0,.3);
}

.gallery-image-item { position: relative; }
.gallery-image-item img { width: 100%; aspect-ratio: 1/1; object-fit: cover; border-radius: 8px; }
.gallery-image-item .remove-image-btn {
    position: absolute; top: 6px; right: 6px;
    background: rgba(220,38,38,.9); color: #fff; border: none;
    width: 28px; height: 28px; border-radius: 50%; font-size: .8rem;
}

/* Mobile sidebar */
@media (max-width: 991.98px) {
    .admin-sidebar { transform: translateX(-100%); }
    .admin-sidebar.open { transform: translateX(0); }
    .admin-content { margin-left: 0; }
    .admin-topbar .btn-toggle-sidebar { display: inline-flex; }
    .sidebar-backdrop {
        display: none;
        position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 1035;
    }
    .sidebar-backdrop.show { display: block; }
}