/* ========== Admin Panel CSS ========== */
:root {
    --sidebar-w: 260px;
    --primary: #0ea5e9;
    --primary-dark: #0284c7;
    --dark: #0f172a;
    --sidebar-bg: #0f172a;
    --gray: #64748b;
    --border: #e2e8f0;
    --light: #f1f5f9;
}
* { box-sizing: border-box; }
body {
    font-family: 'Inter', -apple-system, system-ui, sans-serif;
    margin: 0;
    background: #f1f5f9;
    color: #0f172a;
    font-size: 15px;
}

/* Layout */
.admin-wrap { display: flex; min-height: 100vh; }
.admin-sidebar {
    width: var(--sidebar-w);
    background: var(--sidebar-bg);
    color: #cbd5e1;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    overflow-y: auto;
    z-index: 1000;
    transition: transform .3s;
}
.admin-main {
    margin-left: var(--sidebar-w);
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

/* Sidebar */
.sidebar-brand {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.sidebar-brand a {
    color: #fff;
    font-weight: 700;
    font-size: 1.1rem;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}
.sidebar-brand a i { color: var(--primary); font-size: 1.4rem; }
.sidebar-toggle { background: transparent; border: 0; color: #fff; font-size: 1.2rem; }

.sidebar-nav { padding: 16px 0; }
.sidebar-nav .nav-section {
    color: #64748b;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 16px 20px 6px;
}
.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #cbd5e1;
    padding: 11px 20px;
    text-decoration: none;
    border-left: 3px solid transparent;
    font-size: 14px;
    transition: all .15s;
}
.sidebar-nav .nav-link i { width: 20px; color: #94a3b8; }
.sidebar-nav .nav-link:hover {
    background: rgba(255,255,255,0.04);
    color: #fff;
}
.sidebar-nav .nav-link.active {
    background: rgba(14, 165, 233, 0.12);
    color: #fff;
    border-left-color: var(--primary);
}
.sidebar-nav .nav-link.active i { color: var(--primary); }

/* Top bar */
.admin-topbar {
    background: #fff;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    position: sticky;
    top: 0;
    z-index: 100;
}
.admin-topbar .page-title {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 600;
}
.admin-topbar .sidebar-toggle { color: var(--dark); }
.topbar-actions { display: flex; align-items: center; }

/* Content */
.admin-content {
    padding: 24px;
    flex: 1;
}

/* Stats cards */
.stat-card {
    background: #fff;
    padding: 24px;
    border-radius: 10px;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 16px;
}
.stat-card .stat-icon {
    width: 56px; height: 56px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 24px;
    color: #fff;
    background: var(--primary);
    flex-shrink: 0;
}
.stat-card.green .stat-icon { background: #10b981; }
.stat-card.purple .stat-icon { background: #8b5cf6; }
.stat-card.orange .stat-icon { background: #f59e0b; }
.stat-card.red .stat-icon { background: #ef4444; }
.stat-card .stat-value { font-size: 1.75rem; font-weight: 800; margin: 0; }
.stat-card .stat-label { color: var(--gray); font-size: 14px; margin: 0; }

/* Cards */
.admin-card {
    background: #fff;
    border-radius: 10px;
    border: 1px solid var(--border);
    margin-bottom: 24px;
    overflow: hidden;
}
.admin-card-header {
    padding: 18px 22px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}
.admin-card-header h3 { margin: 0; font-size: 1.05rem; font-weight: 600; }
.admin-card-body { padding: 22px; }
.admin-card-body.no-padding { padding: 0; }

/* Table */
.admin-table {
    width: 100%;
    margin: 0;
}
.admin-table th, .admin-table td {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
    font-size: 14px;
}
.admin-table th {
    background: #f8fafc;
    font-weight: 600;
    text-align: left;
    color: #475569;
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: .5px;
}
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover { background: #f8fafc; }
.admin-table .table-image {
    width: 50px; height: 50px;
    object-fit: cover;
    border-radius: 6px;
}
.table-actions { white-space: nowrap; }
.table-actions .btn { padding: 5px 10px; font-size: 13px; }

/* Forms */
.admin-form .form-label { font-weight: 500; margin-bottom: 6px; font-size: 14px; }
.admin-form .form-control,
.admin-form .form-select {
    padding: 9px 12px;
    border-radius: 6px;
    border: 1px solid var(--border);
    font-size: 14px;
}
.admin-form .form-control:focus,
.admin-form .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.12);
}
.admin-form .form-text { font-size: 12px; color: var(--gray); }
.admin-form .form-check-input:checked { background-color: var(--primary); border-color: var(--primary); }
.admin-form .form-section {
    padding-bottom: 16px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border);
}
.admin-form .form-section:last-child { border-bottom: none; }
.admin-form .form-section h4 {
    font-size: 1rem;
    margin-bottom: 16px;
    color: var(--dark);
}
.btn-primary { background: var(--primary); border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }

/* Login */
.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0ea5e9 0%, #1e3a8a 100%);
    padding: 20px;
}
.login-card {
    background: #fff;
    padding: 40px;
    border-radius: 14px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    max-width: 420px;
    width: 100%;
}
.login-card .login-brand {
    text-align: center;
    margin-bottom: 28px;
}
.login-card .login-brand i {
    font-size: 48px;
    color: var(--primary);
    margin-bottom: 12px;
}
.login-card h2 { font-size: 1.4rem; margin-bottom: 6px; }
.login-card .subtitle { color: var(--gray); text-align: center; margin-bottom: 24px; font-size: 14px; }
.login-card .btn-login {
    width: 100%;
    background: var(--primary);
    border: 0;
    color: #fff;
    padding: 12px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 15px;
}
.login-card .btn-login:hover { background: var(--primary-dark); }

/* Settings tabs */
.settings-tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.settings-tabs a {
    padding: 10px 18px;
    color: var(--gray);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    font-weight: 500;
    font-size: 14px;
}
.settings-tabs a:hover { color: var(--primary); }
.settings-tabs a.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* Responsive */
@media (max-width: 991px) {
    .admin-sidebar {
        transform: translateX(-100%);
    }
    .admin-sidebar.show {
        transform: translateX(0);
    }
    .admin-main { margin-left: 0; }
}
.img-preview {
    max-width: 200px;
    max-height: 140px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid var(--border);
    margin-top: 8px;
}
.badge-status-active { background: #10b981; }
.badge-status-inactive { background: #94a3b8; }