/* ============================================================
   ADMIN MODERN CSS — Premium SaaS Dashboard
   Dark Theme | Purple Accent | Glassmorphism | Minimal UI
   ============================================================ */

/* ===== DESIGN TOKENS ===== */
:root {
    --admin-bg: #0a0a0f;
    --admin-bg-secondary: #111118;
    --admin-bg-card: #16161f;
    --admin-bg-hover: #1c1c28;
    --admin-border: rgba(255, 255, 255, 0.06);
    --admin-border-hover: rgba(255, 255, 255, 0.12);
    --admin-text: #f0f0f5;
    --admin-text-secondary: #8b8b9a;
    --admin-text-muted: #5a5a6a;
    --admin-accent: #8b5cf6;
    --admin-accent-hover: #7c3aed;
    --admin-accent-glow: rgba(139, 92, 246, 0.15);
    --admin-success: #22c55e;
    --admin-warning: #f59e0b;
    --admin-danger: #ef4444;
    --admin-info: #3b82f6;
    --admin-radius: 12px;
    --admin-radius-sm: 8px;
    --admin-radius-lg: 16px;
    --admin-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --admin-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --admin-transition: all 0.2s ease;
    --admin-sidebar-width: 260px;
    --admin-sidebar-collapsed: 72px;
    --admin-header-height: 60px;
}

/* ===== GLOBAL RESET ===== */
.admin-panel * { box-sizing: border-box; }
.admin-panel {
    font-family: 'LINE Seed Sans TH', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--admin-bg);
    color: var(--admin-text);
    min-height: 100vh;
    margin: 0;
    padding: 0;
}

/* ===== SCROLLBAR ===== */
.admin-panel ::-webkit-scrollbar { width: 6px; height: 6px; }
.admin-panel ::-webkit-scrollbar-track { background: transparent; }
.admin-panel ::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }
.admin-panel ::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

/* ===== SIDEBAR ===== */
.admin-sidebar {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: var(--admin-sidebar-width) !important;
    height: 100vh !important;
    background: var(--admin-bg-secondary) !important;
    border-right: 1px solid var(--admin-border) !important;
    display: flex !important;
    flex-direction: column !important;
    z-index: 10000 !important;
    transition: width 0.3s ease, transform 0.3s ease !important;
    overflow: hidden !important;
    box-shadow: none !important;
}

.admin-sidebar.collapsed {
    width: var(--admin-sidebar-collapsed);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--admin-border);
    min-height: var(--admin-header-height);
}

.sidebar-logo img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    border-radius: 8px;
}

.sidebar-logo-text {
    font-size: 16px;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
}

.sidebar-logo-text span {
    color: var(--admin-accent);
}

.admin-sidebar.collapsed .sidebar-logo-text,
.admin-sidebar.collapsed .sidebar-search,
.admin-sidebar.collapsed .sidebar-group-title,
.admin-sidebar.collapsed .sidebar-link span,
.admin-sidebar.collapsed .sidebar-section-title {
    display: none;
}

.sidebar-search {
    padding: 12px 16px;
    border-bottom: 1px solid var(--admin-border);
}

.sidebar-search input {
    width: 100%;
    background: var(--admin-bg);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-sm);
    padding: 10px 12px 10px 36px;
    color: var(--admin-text);
    font-size: 13px;
    outline: none;
    transition: var(--admin-transition);
}

.sidebar-search input:focus {
    border-color: var(--admin-accent);
    box-shadow: 0 0 0 3px var(--admin-accent-glow);
}

.sidebar-search {
    position: relative;
}

.sidebar-search i {
    position: absolute;
    left: 28px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--admin-text-muted);
    font-size: 13px;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 8px 0;
}

.sidebar-section-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--admin-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 16px 20px 8px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    color: var(--admin-text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--admin-transition);
    border-left: 3px solid transparent;
    margin: 2px 8px;
    border-radius: 0 var(--admin-radius-sm) var(--admin-radius-sm) 0;
}

.sidebar-link:hover {
    color: var(--admin-text);
    background: var(--admin-bg-hover);
}

.sidebar-link.active {
    color: var(--admin-accent);
    background: var(--admin-accent-glow);
    border-left-color: var(--admin-accent);
}

.sidebar-link i {
    width: 20px;
    text-align: center;
    font-size: 16px;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    overflow: hidden;
}

.sidebar-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--admin-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    color: white;
    flex-shrink: 0;
}

.sidebar-user-info {
    overflow: hidden;
}

.sidebar-user-name {
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-role {
    font-size: 11px;
    color: var(--admin-text-muted);
}

.sidebar-logout {
    color: var(--admin-text-muted);
    font-size: 18px;
    padding: 8px;
    border-radius: var(--admin-radius-sm);
    transition: var(--admin-transition);
}

.sidebar-logout:hover {
    color: var(--admin-danger);
    background: rgba(239, 68, 68, 0.1);
}

/* ===== TOP HEADER ===== */
.admin-header {
    position: fixed !important;
    top: 0 !important;
    left: var(--admin-sidebar-width) !important;
    right: 0 !important;
    height: var(--admin-header-height) !important;
    background: rgba(10, 10, 15, 0.8) !important;
    backdrop-filter: blur(12px) !important;
    border-bottom: 1px solid var(--admin-border) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 0 24px !important;
    z-index: 9999 !important;
    transition: left 0.3s ease !important;
    box-shadow: none !important;
    background-image: none !important;
}

.admin-sidebar.collapsed ~ .admin-header {
    left: var(--admin-sidebar-collapsed);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-burger {
    display: none;
    background: none;
    border: none;
    color: var(--admin-text);
    font-size: 20px;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--admin-radius-sm);
}

.header-burger:hover {
    background: var(--admin-bg-hover);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--admin-text-muted);
}

.breadcrumb a {
    color: var(--admin-text-secondary);
    text-decoration: none;
    transition: var(--admin-transition);
}

.breadcrumb a:hover {
    color: var(--admin-accent);
}

.breadcrumb .separator {
    color: var(--admin-text-muted);
}

.breadcrumb .current {
    color: var(--admin-text);
    font-weight: 500;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--admin-radius-sm);
    background: var(--admin-bg-card);
    border: 1px solid var(--admin-border);
    color: var(--admin-text-secondary);
    cursor: pointer;
    transition: var(--admin-transition);
    position: relative;
}

.header-btn:hover {
    color: var(--admin-text);
    border-color: var(--admin-border-hover);
}

.header-btn .badge {
    position: absolute;
    top: -4px;
    right: -4px;
    width: 18px;
    height: 18px;
    background: var(--admin-danger);
    border-radius: 50%;
    font-size: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}

.header-user {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 12px;
    border-radius: var(--admin-radius-sm);
    cursor: pointer;
    transition: var(--admin-transition);
}

.header-user:hover {
    background: var(--admin-bg-hover);
}

.header-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--admin-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 13px;
    color: white;
}

.header-user-name {
    font-size: 13px;
    font-weight: 500;
}

/* ===== MAIN CONTENT ===== */
.admin-content,
.admin-main {
    margin-left: var(--admin-sidebar-width) !important;
    margin-top: var(--admin-header-height) !important;
    padding: 24px !important;
    min-height: calc(100vh - var(--admin-header-height)) !important;
    transition: margin-left 0.3s ease !important;
    background: var(--admin-bg) !important;
    background-image: none !important;
    padding-bottom: 24px !important;
}

.admin-sidebar.collapsed ~ .admin-content,
.admin-sidebar.collapsed ~ .admin-main {
    margin-left: var(--admin-sidebar-collapsed);
}

.admin-sidebar.collapsed ~ .admin-content {
    margin-left: var(--admin-sidebar-collapsed);
}

/* ===== PAGE HEADER ===== */
.page-header {
    margin-bottom: 24px;
}

.page-title {
    font-size: 24px;
    font-weight: 700;
    margin: 0 0 4px;
    color: var(--admin-text);
}

.page-subtitle {
    font-size: 14px;
    color: var(--admin-text-secondary);
    margin: 0;
}

/* ===== STAT CARDS ===== */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--admin-bg-card);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--admin-transition);
}

.stat-card:hover {
    border-color: var(--admin-border-hover);
    transform: translateY(-2px);
    box-shadow: var(--admin-shadow);
}

.stat-card-content {
    flex: 1;
}

.stat-card-label {
    font-size: 13px;
    color: var(--admin-text-secondary);
    margin-bottom: 8px;
}

.stat-card-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--admin-text);
    line-height: 1;
}

.stat-card-value span {
    font-size: 14px;
    font-weight: 500;
    color: var(--admin-text-muted);
    margin-left: 4px;
}

.stat-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--admin-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    background: var(--admin-accent-glow);
    color: var(--admin-accent);
}

.stat-card-icon.success { background: rgba(34, 197, 94, 0.1); color: var(--admin-success); }
.stat-card-icon.warning { background: rgba(245, 158, 11, 0.1); color: var(--admin-warning); }
.stat-card-icon.danger { background: rgba(239, 68, 68, 0.1); color: var(--admin-danger); }
.stat-card-icon.info { background: rgba(59, 130, 246, 0.1); color: var(--admin-info); }

/* ===== CARDS ===== */
.admin-card {
    background: var(--admin-bg-card);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    overflow: hidden;
}

.admin-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--admin-border);
}

.admin-card-title {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.admin-card-body {
    padding: 20px;
}

.admin-card-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
}

/* ===== TABLES ===== */
.admin-table-wrapper {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th {
    text-align: left;
    padding: 12px 16px;
    font-size: 12px;
    font-weight: 600;
    color: var(--admin-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--admin-border);
    white-space: nowrap;
}

.admin-table td {
    padding: 12px 16px;
    font-size: 14px;
    border-bottom: 1px solid var(--admin-border);
    vertical-align: middle;
}

.admin-table tr:hover td {
    background: var(--admin-bg-hover);
}

.admin-table tr:last-child td {
    border-bottom: none;
}

/* ===== BADGES ===== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.badge-success { background: rgba(34, 197, 94, 0.1); color: var(--admin-success); }
.badge-warning { background: rgba(245, 158, 11, 0.1); color: var(--admin-warning); }
.badge-danger { background: rgba(239, 68, 68, 0.1); color: var(--admin-danger); }
.badge-info { background: rgba(59, 130, 246, 0.1); color: var(--admin-info); }
.badge-purple { background: var(--admin-accent-glow); color: var(--admin-accent); }

.badge::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

/* ===== BUTTONS ===== */
.admin-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--admin-radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--admin-transition);
    border: 1px solid transparent;
    text-decoration: none;
    white-space: nowrap;
}

.admin-btn-primary {
    background: var(--admin-accent);
    color: white;
    border-color: var(--admin-accent);
}

.admin-btn-primary:hover {
    background: var(--admin-accent-hover);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.admin-btn-secondary {
    background: var(--admin-bg-card);
    color: var(--admin-text);
    border-color: var(--admin-border);
}

.admin-btn-secondary:hover {
    background: var(--admin-bg-hover);
    border-color: var(--admin-border-hover);
}

.admin-btn-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--admin-danger);
    border-color: rgba(239, 68, 68, 0.2);
}

.admin-btn-danger:hover {
    background: var(--admin-danger);
    color: white;
}

.admin-btn-ghost {
    background: transparent;
    color: var(--admin-text-secondary);
    border-color: transparent;
}

.admin-btn-ghost:hover {
    color: var(--admin-text);
    background: var(--admin-bg-hover);
}

.admin-btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.admin-btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
}

/* ===== FORMS ===== */
.admin-form-group {
    margin-bottom: 20px;
}

.admin-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--admin-text-secondary);
    margin-bottom: 8px;
}

.admin-input,
.admin-select,
.admin-textarea {
    width: 100%;
    background: var(--admin-bg);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-sm);
    padding: 10px 14px;
    color: var(--admin-text);
    font-size: 14px;
    transition: var(--admin-transition);
    outline: none;
}

.admin-input:focus,
.admin-select:focus,
.admin-textarea:focus {
    border-color: var(--admin-accent);
    box-shadow: 0 0 0 3px var(--admin-accent-glow);
}

.admin-input::placeholder {
    color: var(--admin-text-muted);
}

.admin-textarea {
    resize: vertical;
    min-height: 100px;
}

.admin-input-group {
    display: flex;
    align-items: stretch;
}

.admin-input-group .admin-input {
    border-radius: var(--admin-radius-sm) 0 0 var(--admin-radius-sm);
}

.admin-input-group .admin-input-addon {
    display: flex;
    align-items: center;
    padding: 0 14px;
    background: var(--admin-bg-secondary);
    border: 1px solid var(--admin-border);
    border-left: none;
    border-radius: 0 var(--admin-radius-sm) var(--admin-radius-sm) 0;
    color: var(--admin-text-muted);
    font-size: 14px;
}

/* ===== TOGGLE SWITCH ===== */
.admin-toggle {
    position: relative;
    width: 44px;
    height: 24px;
    cursor: pointer;
}

.admin-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.admin-toggle-slider {
    position: absolute;
    inset: 0;
    background: var(--admin-bg-hover);
    border: 1px solid var(--admin-border);
    border-radius: 999px;
    transition: var(--admin-transition);
}

.admin-toggle-slider::before {
    content: "";
    position: absolute;
    width: 18px;
    height: 18px;
    left: 2px;
    bottom: 2px;
    background: var(--admin-text-muted);
    border-radius: 50%;
    transition: var(--admin-transition);
}

.admin-toggle input:checked + .admin-toggle-slider {
    background: var(--admin-accent);
    border-color: var(--admin-accent);
}

.admin-toggle input:checked + .admin-toggle-slider::before {
    transform: translateX(20px);
    background: white;
}

/* ===== MODAL ===== */
.admin-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--admin-transition);
}

.admin-modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.admin-modal {
    background: var(--admin-bg-card);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-lg);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(20px);
    transition: var(--admin-transition);
}

.admin-modal-overlay.show .admin-modal {
    transform: translateY(0);
}

.admin-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--admin-border);
}

.admin-modal-title {
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

.admin-modal-close {
    background: none;
    border: none;
    color: var(--admin-text-muted);
    font-size: 20px;
    cursor: pointer;
    padding: 4px;
    border-radius: var(--admin-radius-sm);
    transition: var(--admin-transition);
}

.admin-modal-close:hover {
    color: var(--admin-text);
    background: var(--admin-bg-hover);
}

.admin-modal-body {
    padding: 24px;
}

.admin-modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    border-top: 1px solid var(--admin-border);
}

/* ===== TOAST ===== */
.admin-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--admin-bg-card);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    padding: 14px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--admin-shadow);
    z-index: 3000;
    transform: translateX(120%);
    transition: transform 0.3s ease;
    max-width: 400px;
}

.admin-toast.show {
    transform: translateX(0);
}

.admin-toast-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
}

.admin-toast.success .admin-toast-icon { background: rgba(34, 197, 94, 0.15); color: var(--admin-success); }
.admin-toast.error .admin-toast-icon { background: rgba(239, 68, 68, 0.15); color: var(--admin-danger); }
.admin-toast.warning .admin-toast-icon { background: rgba(245, 158, 11, 0.15); color: var(--admin-warning); }

.admin-toast-text {
    flex: 1;
    font-size: 14px;
}

/* ===== EMPTY STATE ===== */
.admin-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--admin-text-muted);
}

.admin-empty-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.admin-empty-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--admin-text-secondary);
    margin-bottom: 8px;
}

.admin-empty-text {
    font-size: 14px;
    margin-bottom: 20px;
}

/* ===== LOADING SKELETON ===== */
.skeleton {
    background: var(--admin-bg-hover);
    border-radius: var(--admin-radius-sm);
    position: relative;
    overflow: hidden;
}

.skeleton::after {
    content: "";
    position: absolute;
    inset: 0;
    transform: translateX(-100%);
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent);
    animation: skeleton-shimmer 1.5s infinite;
}

@keyframes skeleton-shimmer {
    100% { transform: translateX(100%); }
}

.skeleton-text { height: 14px; margin-bottom: 8px; }
.skeleton-text.w-50 { width: 50%; }
.skeleton-text.w-75 { width: 75%; }
.skeleton-title { height: 24px; width: 200px; margin-bottom: 16px; }
.skeleton-card { height: 120px; }
.skeleton-avatar { width: 40px; height: 40px; border-radius: 50%; }

/* ===== ACTION DROPDOWN ===== */
.admin-dropdown {
    position: relative;
}

.admin-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 180px;
    background: var(--admin-bg-card);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    padding: 6px;
    box-shadow: var(--admin-shadow);
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: var(--admin-transition);
}

.admin-dropdown.show .admin-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(4px);
}

.admin-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    color: var(--admin-text-secondary);
    font-size: 14px;
    border-radius: var(--admin-radius-sm);
    cursor: pointer;
    transition: var(--admin-transition);
    text-decoration: none;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.admin-dropdown-item:hover {
    background: var(--admin-bg-hover);
    color: var(--admin-text);
}

.admin-dropdown-item.danger { color: var(--admin-danger); }
.admin-dropdown-item.danger:hover { background: rgba(239, 68, 68, 0.1); }

.admin-dropdown-divider {
    height: 1px;
    background: var(--admin-border);
    margin: 6px 0;
}

/* ===== GRID LAYOUTS ===== */
.admin-grid {
    display: grid;
    gap: 16px;
}

.admin-grid-2 { grid-template-columns: repeat(2, 1fr); }
.admin-grid-3 { grid-template-columns: repeat(3, 1fr); }
.admin-grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ===== IMAGE PREVIEW ===== */
.admin-img-preview {
    width: 48px;
    height: 48px;
    border-radius: var(--admin-radius-sm);
    object-fit: cover;
    border: 1px solid var(--admin-border);
}

.admin-img-preview-lg {
    width: 80px;
    height: 80px;
    border-radius: var(--admin-radius);
}

/* ===== PAGINATION ===== */
.admin-pagination {
    display: flex;
    align-items: center;
    gap: 4px;
}

.admin-page-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    border-radius: var(--admin-radius-sm);
    background: transparent;
    border: 1px solid var(--admin-border);
    color: var(--admin-text-secondary);
    font-size: 13px;
    cursor: pointer;
    transition: var(--admin-transition);
}

.admin-page-btn:hover {
    background: var(--admin-bg-hover);
    color: var(--admin-text);
}

.admin-page-btn.active {
    background: var(--admin-accent);
    border-color: var(--admin-accent);
    color: white;
}

/* ===== SEARCH / FILTER BAR ===== */
.admin-toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.admin-search {
    position: relative;
    flex: 1;
    min-width: 200px;
    max-width: 400px;
}

.admin-search input {
    width: 100%;
    background: var(--admin-bg-card);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-sm);
    padding: 10px 14px 10px 40px;
    color: var(--admin-text);
    font-size: 14px;
    outline: none;
    transition: var(--admin-transition);
}

.admin-search input:focus {
    border-color: var(--admin-accent);
    box-shadow: 0 0 0 3px var(--admin-accent-glow);
}

.admin-search i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--admin-text-muted);
}

/* ===== TABS ===== */
.admin-tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--admin-border);
    margin-bottom: 20px;
}

.admin-tab {
    padding: 12px 20px;
    color: var(--admin-text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: var(--admin-transition);
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
}

.admin-tab:hover {
    color: var(--admin-text);
}

.admin-tab.active {
    color: var(--admin-accent);
    border-bottom-color: var(--admin-accent);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
    .admin-sidebar {
        transform: translateX(-100%);
    }
    
    .admin-sidebar.mobile-open {
        transform: translateX(0);
    }
    
    .admin-header {
        left: 0;
    }
    
    .admin-content {
        margin-left: 0;
    }
    
    .header-burger {
        display: block;
    }
    
    .admin-grid-2,
    .admin-grid-3,
    .admin-grid-4 {
        grid-template-columns: 1fr;
    }
    
    .stat-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .admin-toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .admin-search {
        max-width: none;
    }
}

@media (max-width: 576px) {
    .stat-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-content {
        padding: 16px;
    }
    
    .page-title {
        font-size: 20px;
    }
    
    .admin-table th,
    .admin-table td {
        padding: 10px 12px;
        font-size: 13px;
    }
}

/* ===== SIDEBAR OVERLAY (MOBILE) ===== */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

.sidebar-overlay.show {
    display: block;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.admin-animate-in {
    animation: slideUp 0.3s ease forwards;
}

/* ===== UTILITY CLASSES ===== */
.text-accent { color: var(--admin-accent); }
.text-success { color: var(--admin-success); }
.text-warning { color: var(--admin-warning); }
.text-danger { color: var(--admin-danger); }
.text-muted { color: var(--admin-text-muted); }

.bg-accent { background: var(--admin-accent-glow); }
.bg-success { background: rgba(34, 197, 94, 0.1); }
.bg-warning { background: rgba(245, 158, 11, 0.1); }
.bg-danger { background: rgba(239, 68, 68, 0.1); }

.d-flex { display: flex; }
.align-items-center { align-items: center; }
.justify-content-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.font-bold { font-weight: 700; }
.font-medium { font-weight: 500; }
.text-sm { font-size: 13px; }
.text-xs { font-size: 12px; }
.w-100 { width: 100%; }
.flex-1 { flex: 1; }

/* ===== CRITICAL OVERRIDE — force fix header overlap ===== */
body.admin-panel .admin-header {
    position: fixed !important;
    top: 0 !important;
    left: 260px !important;
    right: 0 !important;
    height: 60px !important;
    background: #0a0a0f !important;
    background-image: none !important;
    backdrop-filter: blur(12px) !important;
    border-bottom: 1px solid rgba(255,255,255,0.06) !important;
    box-shadow: none !important;
    z-index: 9999 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 0 24px !important;
}

body.admin-panel .admin-sidebar {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 260px !important;
    height: 100vh !important;
    z-index: 10000 !important;
    background: #111118 !important;
    border-right: 1px solid rgba(255,255,255,0.06) !important;
    overflow: hidden !important;
}

body.admin-panel .admin-main,
body.admin-panel .admin-content {
    margin-left: 260px !important;
    margin-top: 60px !important;
    padding: 24px !important;
    background: #0a0a0f !important;
    background-image: none !important;
    min-height: calc(100vh - 60px) !important;
}

body.admin-panel .admin-sidebar.collapsed ~ .admin-header {
    left: 72px !important;
}

body.admin-panel .admin-sidebar.collapsed ~ .admin-main,
body.admin-panel .admin-sidebar.collapsed ~ .admin-content {
    margin-left: 72px !important;
}

@media (max-width: 992px) {
    body.admin-panel .admin-sidebar {
        transform: translateX(-100%) !important;
    }
    body.admin-panel .admin-sidebar.mobile-open {
        transform: translateX(0) !important;
    }
    body.admin-panel .admin-header {
        left: 0 !important;
    }
    body.admin-panel .admin-main,
    body.admin-panel .admin-content {
        margin-left: 0 !important;
    }
}