/* ==========================================================================
   MotherHerbs Enterprise CMS & E-Commerce Admin Design System
   Architecture: Modern, Clean, Spacious, Fast & Lightweight Vanilla CSS
   ========================================================================== */

:root {
    /* Admin Design System Tokens */
    --admin-bg: #F8FAFC;
    --admin-card-bg: #FFFFFF;
    --admin-border: #E2E8F0;
    --admin-border-subtle: #EDF2F7;
    --admin-border-focus: #0C3B2E;

    --admin-primary: #0C3B2E;
    --admin-primary-hover: #144F3F;
    --admin-primary-active: #08261E;
    --admin-primary-subtle: rgba(12, 59, 46, 0.08);

    --admin-gold: #C5A880;
    --admin-gold-hover: #B3956B;
    --admin-gold-subtle: rgba(197, 168, 128, 0.15);

    --admin-sage: #52796F;
    --admin-sage-subtle: rgba(82, 121, 111, 0.12);

    --admin-text-main: #0F172A;
    --admin-text-body: #334155;
    --admin-text-muted: #64748B;
    --admin-text-light: #94A3B8;

    --admin-sidebar-width: 260px;
    --admin-topbar-height: 64px;

    --admin-radius-sm: 6px;
    --admin-radius-md: 10px;
    --admin-radius-lg: 14px;
    --admin-radius-full: 9999px;

    --admin-shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.04);
    --admin-shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.06), 0 1px 2px -1px rgba(0, 0, 0, 0.06);
    --admin-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --admin-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);

    --admin-font: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --admin-font-mono: 'JetBrains Mono', 'Fira Code', Menlo, Monaco, Consolas, monospace;
}

/* Base Reset for Admin Context */
*, *::before, *::after {
    box-sizing: border-box;
}

body.admin-body {
    background-color: var(--admin-bg);
    color: var(--admin-text-body);
    font-family: var(--admin-font);
    font-size: 0.92rem;
    line-height: 1.5;
    margin: 0;
    padding: 0;
    display: block; /* Overrides body flex in base.css */
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.admin-layout {
    display: flex;
    flex-direction: row;
    min-height: 100vh;
    width: 100%;
    position: relative;
    background-color: var(--admin-bg);
}

/* ==========================================================================
   1. SIDEBAR NAVIGATION
   ========================================================================== */
.admin-sidebar {
    width: var(--admin-sidebar-width);
    flex: 0 0 var(--admin-sidebar-width);
    max-width: var(--admin-sidebar-width);
    background-color: #0C3B2E;
    background-image: linear-gradient(180deg, #0C3B2E 0%, #08261E 100%);
    color: #FFFFFF;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    z-index: 100;
    transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 2px 0 12px rgba(0, 0, 0, 0.08);
    overflow: hidden;
}

.admin-brand {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--admin-topbar-height);
}

.admin-brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: #FFFFFF;
}

.admin-brand-logo img {
    height: 32px;
    width: auto;
    display: block;
}

.admin-brand-badge {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: rgba(197, 168, 128, 0.2);
    color: var(--admin-gold);
    border: 1px solid rgba(197, 168, 128, 0.35);
    padding: 2px 6px;
    border-radius: var(--admin-radius-sm);
}

.admin-nav {
    padding: 1rem 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    flex: 1;
    overflow-y: auto;
}

/* Custom Scrollbar for Nav */
.admin-nav::-webkit-scrollbar {
    width: 4px;
}
.admin-nav::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
}

.admin-nav-section-title {
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.4);
    padding: 0.85rem 0.75rem 0.35rem 0.75rem;
}

.admin-nav-item {
    position: relative;
}

.admin-nav-item a,
.admin-nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.85rem;
    border-radius: var(--admin-radius-md);
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.86rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.15s ease;
    border: 1px solid transparent;
}

.admin-nav-link svg,
.admin-nav-item a svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    opacity: 0.75;
    transition: opacity 0.15s ease, transform 0.15s ease;
}

.admin-nav-item a:hover,
.admin-nav-link:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #FFFFFF;
    transform: translateX(2px);
}

.admin-nav-item a:hover svg,
.admin-nav-link:hover svg {
    opacity: 1;
}

.admin-nav-item.active a,
.admin-nav-link.active {
    background: rgba(255, 255, 255, 0.12);
    color: #FFFFFF;
    font-weight: 600;
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

.admin-nav-item.active a svg,
.admin-nav-link.active svg {
    opacity: 1;
    color: var(--admin-gold);
}

.admin-nav-badge {
    margin-left: auto;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: var(--admin-radius-full);
    background: var(--admin-gold);
    color: #0C3B2E;
}

.admin-sidebar-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-sidebar-user {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    min-width: 0;
}

.admin-sidebar-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--admin-radius-full);
    background: var(--admin-gold);
    color: #0C3B2E;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.admin-sidebar-user-info {
    min-width: 0;
}

.admin-sidebar-user-name {
    font-size: 0.82rem;
    font-weight: 600;
    color: #FFFFFF;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.admin-sidebar-user-role {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
}

/* Mobile Sidebar Drawer Overlay */
.admin-sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    z-index: 999;
}

/* ==========================================================================
   2. MAIN WRAPPER & TOPBAR
   ========================================================================== */
.admin-main-wrap {
    flex: 1 1 0%;
    min-width: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background-color: var(--admin-bg);
    position: relative;
    overflow-x: hidden;
}

.admin-topbar {
    background: #FFFFFF;
    height: var(--admin-topbar-height);
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    position: sticky;
    top: 0;
    z-index: 90;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
    flex-shrink: 0;
}

.admin-topbar-left {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.admin-mobile-toggle {
    display: none;
    background: transparent;
    border: none;
    padding: 6px;
    cursor: pointer;
    color: var(--admin-text-muted);
    border-radius: var(--admin-radius-sm);
}

.admin-mobile-toggle:hover {
    background: var(--admin-border-subtle);
    color: var(--admin-text-main);
}

.admin-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--admin-text-muted);
}

.admin-breadcrumb a {
    color: var(--admin-text-muted);
    text-decoration: none;
    transition: color 0.15s ease;
}

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

.admin-breadcrumb-separator {
    color: var(--admin-text-light);
    font-size: 0.75rem;
}

.admin-breadcrumb-current {
    font-weight: 600;
    color: var(--admin-text-main);
}

.admin-topbar-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.admin-store-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.85rem;
    border-radius: var(--admin-radius-full);
    background: #F0FDF4;
    color: #166534;
    border: 1px solid #BBF7D0;
    font-size: 0.8rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.15s ease;
}

.admin-store-btn:hover {
    background: #DCFCE7;
    border-color: #86EFAC;
    color: #14532D;
    transform: translateY(-1px);
}

.admin-user-menu {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.admin-user-profile {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.admin-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--admin-radius-full);
    background: var(--admin-primary-subtle);
    color: var(--admin-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.82rem;
    border: 1px solid rgba(12, 59, 46, 0.15);
}

.admin-logout-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.8rem;
    color: #DC2626;
    font-weight: 600;
    padding: 0.35rem 0.75rem;
    border-radius: var(--admin-radius-sm);
    background: #FEF2F2;
    border: 1px solid #FEE2E2;
    text-decoration: none;
    transition: all 0.15s ease;
}

.admin-logout-btn:hover {
    background: #FEE2E2;
    color: #B91C1C;
}

/* ==========================================================================
   3. CONTENT CONTAINER & PAGE HEADERS
   ========================================================================== */
.admin-content {
    padding: 2rem;
    flex: 1 0 auto;
    max-width: 1600px;
    width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
    min-width: 0;
}

.admin-dashboard-grid {
    display: grid;
    grid-template-columns: 1.9fr 1.1fr;
    gap: 1.75rem;
    align-items: start;
}

@media (max-width: 1100px) {
    .admin-dashboard-grid {
        grid-template-columns: 1fr;
    }
}

.admin-sidebar-signout {
    color: rgba(255, 255, 255, 0.6);
    display: flex;
    align-items: center;
    padding: 4px;
    border-radius: var(--admin-radius-sm);
    transition: all 0.15s ease;
}

.admin-sidebar-signout:hover {
    color: #FFFFFF;
    background: rgba(255, 255, 255, 0.1);
}

.alert-close-btn {
    background: none;
    border: none;
    color: inherit;
    font-size: 1.1rem;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: var(--admin-radius-sm);
    opacity: 0.75;
    transition: opacity 0.15s ease;
}

.alert-close-btn:hover {
    opacity: 1;
}

.admin-header-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1.5rem;
    margin-bottom: 1.75rem;
    flex-wrap: wrap;
}

.admin-header-text {
    flex: 1;
    min-width: 240px;
}

.admin-page-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--admin-text-main);
    margin: 0;
    letter-spacing: -0.02em;
    line-height: 1.25;
}

.admin-page-subtitle {
    font-size: 0.86rem;
    color: var(--admin-text-muted);
    margin-top: 0.35rem;
    margin-bottom: 0;
}

.admin-header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* ==========================================================================
   4. DATA CARDS & PANELS
   ========================================================================== */
.data-card {
    background: var(--admin-card-bg);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-lg);
    overflow: hidden;
    box-shadow: var(--admin-shadow-sm);
    margin-bottom: 1.75rem;
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.data-card:hover {
    border-color: #CBD5E1;
}

.data-card-header {
    padding: 1.25rem 1.75rem;
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    background: #FFFFFF;
}

.data-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--admin-text-main);
    margin: 0;
}

.data-card-subtitle {
    font-size: 0.8rem;
    color: var(--admin-text-muted);
    margin-top: 0.2rem;
    margin-bottom: 0;
}

.data-card-body {
    padding: 1.75rem;
}

.data-card-footer {
    padding: 1rem 1.75rem;
    border-top: 1px solid var(--admin-border);
    background: #F8FAFC;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* ==========================================================================
   5. DASHBOARD STAT CARDS
   ========================================================================== */
.admin-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: #FFFFFF;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-lg);
    padding: 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    box-shadow: var(--admin-shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    position: relative;
    overflow: hidden;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--admin-shadow-md);
    border-color: #CBD5E1;
}

.stat-card-icon {
    width: 46px;
    height: 46px;
    border-radius: var(--admin-radius-md);
    background: var(--admin-primary-subtle);
    color: var(--admin-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    flex-shrink: 0;
}

.stat-card-icon.revenue { background: #ECFDF5; color: #059669; }
.stat-card-icon.orders { background: #EFF6FF; color: #2563EB; }
.stat-card-icon.products { background: #FDF4FF; color: #9333EA; }
.stat-card-icon.inquiries { background: #FFFBEB; color: #D97706; }

.stat-card-info {
    flex: 1;
    min-width: 0;
}

.stat-val {
    font-size: 1.65rem;
    font-weight: 800;
    color: var(--admin-text-main);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--admin-text-muted);
    margin-top: 0.35rem;
}

/* ==========================================================================
   6. DATA TABLES & LISTS
   ========================================================================== */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

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

.admin-table th, 
.admin-table td {
    padding: 0.95rem 1.5rem;
    border-bottom: 1px solid var(--admin-border);
    font-size: 0.88rem;
    vertical-align: middle;
}

.admin-table th {
    background: #F8FAFC;
    font-weight: 600;
    color: var(--admin-text-muted);
    text-transform: uppercase;
    font-size: 0.72rem;
    letter-spacing: 0.05em;
    border-top: 1px solid var(--admin-border);
}

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

.admin-table tbody tr {
    transition: background-color 0.12s ease;
}

.admin-table tbody tr:hover {
    background-color: #F8FAFC;
}

.admin-table-product {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.admin-table-product-img {
    width: 42px;
    height: 42px;
    object-fit: cover;
    border-radius: var(--admin-radius-sm);
    border: 1px solid var(--admin-border);
    background: #F8FAFC;
    flex-shrink: 0;
}

.admin-table-product-title {
    font-weight: 600;
    color: var(--admin-text-main);
}

.admin-table-product-sub {
    font-size: 0.75rem;
    color: var(--admin-text-muted);
}

.admin-table-actions {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    justify-content: flex-end;
}

/* ==========================================================================
   7. STATUS BADGES & PILLS
   ========================================================================== */
.badge-status {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.65rem;
    border-radius: var(--admin-radius-full);
    font-size: 0.74rem;
    font-weight: 600;
    text-transform: capitalize;
    line-height: 1.2;
    white-space: nowrap;
}

.badge-status::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.badge-status.active,
.badge-status.publish,
.badge-status.delivered,
.badge-status.confirmed {
    background: #ECFDF5;
    color: #065F46;
    border: 1px solid #A7F3D0;
}
.badge-status.active::before,
.badge-status.publish::before,
.badge-status.delivered::before,
.badge-status.confirmed::before {
    background: #059669;
}

.badge-status.pending,
.badge-status.draft,
.badge-status.unread,
.badge-status.new {
    background: #FFFBEB;
    color: #92400E;
    border: 1px solid #FDE68A;
}
.badge-status.pending::before,
.badge-status.draft::before,
.badge-status.unread::before,
.badge-status.new::before {
    background: #D97706;
}

.badge-status.cancelled,
.badge-status.inactive,
.badge-status.failed {
    background: #FEF2F2;
    color: #991B1B;
    border: 1px solid #FECDD3;
}
.badge-status.cancelled::before,
.badge-status.inactive::before,
.badge-status.failed::before {
    background: #DC2626;
}

.badge-status.processing,
.badge-status.shipped {
    background: #EFF6FF;
    color: #1E40AF;
    border: 1px solid #BFDBFE;
}
.badge-status.processing::before,
.badge-status.shipped::before {
    background: #2563EB;
}

.badge-gold {
    background: #FEF3C7;
    color: #92400E;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: var(--admin-radius-sm);
    border: 1px solid #FDE68A;
    display: inline-flex;
    align-items: center;
    gap: 2px;
}

/* ==========================================================================
   8. BUTTON SYSTEM
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    font-family: var(--admin-font);
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--admin-radius-md);
    transition: all 0.15s ease;
    cursor: pointer;
    white-space: nowrap;
    border: 1px solid transparent;
    line-height: 1.25;
}

.btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(12, 59, 46, 0.2);
}

/* Button Variants */
.btn-primary {
    background: var(--admin-primary);
    color: #FFFFFF;
    border-color: var(--admin-primary);
    box-shadow: 0 1px 2px rgba(12, 59, 46, 0.15);
}
.btn-primary:hover {
    background: var(--admin-primary-hover);
    border-color: var(--admin-primary-hover);
    color: #FFFFFF;
    transform: translateY(-1px);
    box-shadow: 0 3px 6px rgba(12, 59, 46, 0.2);
}
.btn-primary:active {
    background: var(--admin-primary-active);
    transform: translateY(0);
}

.btn-secondary {
    background: #FFFFFF;
    color: var(--admin-text-main);
    border-color: var(--admin-border);
    box-shadow: var(--admin-shadow-xs);
}
.btn-secondary:hover {
    background: #F8FAFC;
    border-color: #CBD5E1;
    color: var(--admin-text-main);
    transform: translateY(-1px);
}
.btn-secondary:active {
    background: #F1F5F9;
    transform: translateY(0);
}

.btn-danger {
    background: #FEF2F2;
    color: #DC2626;
    border-color: #FECDD3;
}
.btn-danger:hover {
    background: #DC2626;
    color: #FFFFFF;
    border-color: #DC2626;
    transform: translateY(-1px);
}

.btn-ghost {
    background: transparent;
    color: var(--admin-text-muted);
    border-color: transparent;
}
.btn-ghost:hover {
    background: var(--admin-border-subtle);
    color: var(--admin-text-main);
}

/* Button Sizes */
.btn-sm {
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
    border-radius: var(--admin-radius-sm);
}

.btn-md {
    padding: 0.55rem 1rem;
    font-size: 0.88rem;
}

.btn-lg {
    padding: 0.75rem 1.4rem;
    font-size: 0.95rem;
    font-weight: 700;
}

.btn-full,
.btn-block {
    width: 100%;
}

.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: var(--admin-radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.btn-icon.btn-sm {
    width: 28px;
    height: 28px;
    min-width: 28px;
    padding: 0;
}

.btn-icon.btn-lg {
    width: 40px;
    height: 40px;
}

.admin-table-actions {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    justify-content: flex-end;
    flex-wrap: nowrap;
}

/* ==========================================================================
   9. FORM CONTROLS & LAYOUTS
   ========================================================================== */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.84rem;
    font-weight: 600;
    color: var(--admin-text-main);
    margin-bottom: 0.45rem;
}

.form-label .required {
    color: #DC2626;
    margin-left: 2px;
}

.form-control,
.form-select {
    width: 100%;
    padding: 0.6rem 0.85rem;
    font-family: var(--admin-font);
    font-size: 0.88rem;
    color: var(--admin-text-main);
    background-color: #FFFFFF;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-md);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    outline: none;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--admin-primary);
    box-shadow: 0 0 0 3px rgba(12, 59, 46, 0.12);
}

.form-control::placeholder {
    color: var(--admin-text-light);
}

.form-control:disabled {
    background-color: #F8FAFC;
    color: var(--admin-text-muted);
    cursor: not-allowed;
}

textarea.form-control {
    min-height: 100px;
    resize: vertical;
    line-height: 1.5;
}

.form-help {
    display: block;
    font-size: 0.76rem;
    color: var(--admin-text-muted);
    margin-top: 0.35rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.25rem;
}

.form-check {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.86rem;
    color: var(--admin-text-main);
    cursor: pointer;
    user-select: none;
}

.form-check-input {
    width: 16px;
    height: 16px;
    accent-color: var(--admin-primary);
    cursor: pointer;
    margin: 0;
}

/* Two-Column Form Layout */
.admin-form-grid {
    display: grid;
    grid-template-columns: 1.8fr 1fr;
    gap: 2rem;
    align-items: start;
}

/* ==========================================================================
   10. TOOLBAR & FILTERS
   ========================================================================== */
.admin-toolbar {
    background: #FFFFFF;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-lg);
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    box-shadow: var(--admin-shadow-xs);
}

.admin-toolbar-filters {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    flex-wrap: wrap;
    flex: 1;
}

/* ==========================================================================
   11. FLEXI-BLOCK BUILDER
   ========================================================================== */
.block-builder-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.block-builder-item {
    background: #FFFFFF;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-md);
    overflow: hidden;
    transition: all 0.2s ease;
}

.block-builder-item:hover {
    border-color: #CBD5E1;
}

.block-item-header {
    background: #F8FAFC;
    padding: 0.85rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    border-bottom: 1px solid transparent;
    user-select: none;
    transition: background-color 0.15s ease;
}

.block-item-header:hover {
    background: #F1F5F9;
}

.block-builder-item.open .block-item-header {
    border-bottom-color: var(--admin-border);
    background: #FFFFFF;
}

.block-item-header-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.block-item-drag {
    cursor: grab;
    color: var(--admin-text-light);
    font-size: 1rem;
}

.block-item-title {
    font-weight: 700;
    color: var(--admin-primary);
    font-size: 0.92rem;
}

.block-item-type-pill {
    background: #F1F5F9;
    color: #475569;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 2px 7px;
    border-radius: var(--admin-radius-sm);
    font-family: var(--admin-font-mono);
}

.block-item-body {
    padding: 1.5rem;
    display: none;
    background: #FFFFFF;
}

.block-builder-item.open .block-item-body {
    display: block;
}

/* ==========================================================================
   12. MEDIA LIBRARY & GRID
   ========================================================================== */
.media-dropzone {
    background: #FAF7F0;
    border: 2px dashed rgba(12, 59, 46, 0.25);
    border-radius: var(--admin-radius-lg);
    padding: 2.25rem 1.5rem;
    text-align: center;
    transition: all 0.2s ease;
    cursor: pointer;
}

.media-dropzone:hover {
    border-color: var(--admin-primary);
    background: #F4EFE6;
}

.media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1.25rem;
}

.media-card-item {
    background: #FFFFFF;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.media-card-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--admin-shadow-md);
    border-color: #CBD5E1;
}

.media-card-thumb {
    aspect-ratio: 1/1;
    overflow: hidden;
    background: #F8FAFC;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.media-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.2s ease;
}

.media-card-item:hover .media-card-thumb img {
    transform: scale(1.03);
}

.media-card-details {
    padding: 0.85rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

/* ==========================================================================
   13. TABS NAVIGATION
   ========================================================================== */
.admin-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.75rem;
    border-bottom: 1px solid var(--admin-border);
    padding-bottom: 0.5rem;
    flex-wrap: wrap;
}

.admin-tab-item {
    padding: 0.55rem 1.1rem;
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--admin-text-muted);
    text-decoration: none;
    border-radius: var(--admin-radius-md);
    transition: all 0.15s ease;
    border: 1px solid transparent;
}

.admin-tab-item:hover {
    color: var(--admin-text-main);
    background: #F1F5F9;
}

.admin-tab-item.active {
    color: var(--admin-primary);
    background: var(--admin-primary-subtle);
    border-color: rgba(12, 59, 46, 0.15);
}

/* ==========================================================================
   14. EMPTY STATES
   ========================================================================== */
.admin-empty-state {
    text-align: center;
    padding: 3.5rem 2rem;
}

.empty-state-icon {
    font-size: 2.75rem;
    margin-bottom: 0.75rem;
    opacity: 0.6;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    background: var(--admin-border-subtle);
    border-radius: var(--admin-radius-full);
}

.empty-state-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--admin-text-main);
    margin: 0 0 0.35rem 0;
}

.empty-state-desc {
    font-size: 0.86rem;
    color: var(--admin-text-muted);
    margin: 0 0 1.5rem 0;
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================================================
   15. ALERTS & FEEDBACK
   ========================================================================== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--admin-radius-md);
    margin-bottom: 1.5rem;
    font-size: 0.88rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    box-shadow: var(--admin-shadow-xs);
}

.alert-success {
    background: #ECFDF5;
    color: #065F46;
    border: 1px solid #A7F3D0;
}

.alert-error {
    background: #FEF2F2;
    color: #991B1B;
    border: 1px solid #FECDD3;
}

.alert-warning {
    background: #FFFBEB;
    color: #92400E;
    border: 1px solid #FDE68A;
}

.alert-info {
    background: #EFF6FF;
    color: #1E40AF;
    border: 1px solid #BFDBFE;
}

/* ==========================================================================
   16. RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1200px) {
    .admin-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1024px) {
    .admin-form-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 991px) {
    .admin-layout {
        display: block;
    }

    .admin-sidebar {
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        height: 100vh;
        width: 280px;
        max-width: 85vw;
        z-index: 1000;
        transform: translateX(-100%);
        box-shadow: 4px 0 24px rgba(0, 0, 0, 0.25);
    }

    .admin-sidebar.open {
        transform: translateX(0);
    }

    .admin-sidebar-overlay.active {
        display: block;
    }

    .admin-mobile-toggle {
        display: inline-flex;
    }

    .admin-topbar {
        padding: 0 1.25rem;
    }

    .admin-content {
        padding: 1.25rem;
    }
}

@media (max-width: 768px) {
    .admin-page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .admin-page-header-actions {
        width: 100%;
        justify-content: flex-start;
        flex-wrap: wrap;
    }

    .admin-grid-2,
    .admin-grid-details,
    .admin-edit-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .admin-stats-grid {
        grid-template-columns: 1fr;
    }

    .admin-header-row {
        flex-direction: column;
        align-items: stretch;
    }

    .admin-header-actions {
        justify-content: stretch;
    }

    .admin-header-actions .btn {
        flex: 1;
    }
}

/* ==========================================================================
   17. EXTENDED ADMIN COMPONENTS & UTILITY CLASSES
   ========================================================================== */

/* Page Header & Breadcrumbs */
.admin-page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 1.75rem;
    gap: 1.25rem;
}

.admin-page-header-title {
    flex: 1;
}

.admin-title {
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--admin-text-main);
    letter-spacing: -0.02em;
    margin: 0.2rem 0 0 0;
}

.admin-subtitle {
    font-size: 0.86rem;
    color: var(--admin-text-muted);
    margin: 0.35rem 0 0 0;
}

.admin-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--admin-text-muted);
}

.admin-breadcrumb a {
    color: var(--admin-text-muted);
    text-decoration: none;
    transition: color 0.15s ease;
}

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

.admin-breadcrumb-sep {
    color: var(--admin-text-light);
    font-size: 0.72rem;
}

.admin-page-header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Tab Links */
.admin-tab-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 1rem;
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--admin-text-muted);
    text-decoration: none;
    border-radius: var(--admin-radius-md);
    transition: all 0.15s ease;
    border: 1px solid transparent;
}

.admin-tab-link:hover {
    color: var(--admin-text-main);
    background: #F1F5F9;
}

.admin-tab-link.active {
    color: var(--admin-primary);
    background: var(--admin-primary-subtle);
    border-color: rgba(12, 59, 46, 0.15);
}

/* Grid Layouts */
.admin-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.admin-grid-details {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 1.5rem;
}

.admin-edit-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
}

.admin-edit-main {
    min-width: 0;
}

.admin-edit-sidebar {
    min-width: 0;
}

/* Previews & Boxes */
.admin-media-preview-box {
    width: 80px;
    height: 52px;
    background: #0C3B2E;
    border-radius: var(--admin-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    box-shadow: var(--admin-shadow-xs);
}

.admin-media-preview-box img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.admin-favicon-preview-box {
    width: 52px;
    height: 52px;
    background: #F8FAFC;
    border-radius: var(--admin-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--admin-border);
}

.admin-favicon-preview-box img {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.admin-og-preview-box {
    width: 80px;
    height: 52px;
    background: #F8FAFC;
    border-radius: var(--admin-radius-sm);
    overflow: hidden;
    border: 1px solid var(--admin-border);
}

.admin-og-preview-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.data-card-subtle {
    background: #F8FAFC;
    border: 1px solid var(--admin-border-subtle);
}

.bg-subtle {
    background: #FAF7F0 !important;
}

/* Badges & Chips */
.badge-gold {
    background: rgba(197, 168, 128, 0.15);
    color: #8C6D37;
    border: 1px solid rgba(197, 168, 128, 0.35);
}

.badge-subtle {
    background: #F1F5F9;
    color: #475569;
    border: 1px solid #E2E8F0;
}

.badge-chip {
    font-size: 0.72rem;
    background: #F1F5F9;
    color: #334155;
    padding: 2px 7px;
    border-radius: var(--admin-radius-sm);
    font-family: var(--admin-font-mono);
    border: 1px solid #E2E8F0;
    display: inline-block;
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}

.badge-dot.online {
    background-color: #10B981;
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
}

.badge-dot.busy {
    background-color: #EF4444;
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.2);
}

/* Modal System */
.admin-modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    z-index: 10000;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.admin-modal-container {
    background: #FFFFFF;
    width: 100%;
    max-height: 88vh;
    border-radius: var(--admin-radius-lg);
    box-shadow: var(--admin-shadow-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: modalPop 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalPop {
    from {
        opacity: 0;
        transform: scale(0.96);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.admin-modal-lg {
    max-width: 800px;
}

.admin-modal-header {
    padding: 1.25rem 1.75rem;
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #FAF7F0;
}

.admin-modal-title {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--admin-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.admin-modal-close {
    background: transparent;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--admin-text-muted);
    padding: 4px 8px;
    border-radius: var(--admin-radius-sm);
    transition: all 0.15s ease;
}

.admin-modal-close:hover {
    color: var(--admin-text-main);
    background: rgba(0, 0, 0, 0.05);
}

.admin-modal-search-bar {
    padding: 1rem 1.75rem;
    border-bottom: 1px solid var(--admin-border);
    background: #FFFFFF;
}

.admin-modal-body {
    padding: 1.5rem 1.75rem;
    overflow-y: auto;
    flex: 1;
}

.admin-modal-footer {
    padding: 0.85rem 1.75rem;
    border-top: 1px solid var(--admin-border);
    background: #F8FAFC;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Icon Picker Grid */
.admin-icon-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: 0.85rem;
}

.icon-picker-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 0.5rem;
    background: #F8FAFC;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-md);
    cursor: pointer;
    transition: all 0.15s ease;
    color: var(--admin-primary);
    text-align: center;
}

.icon-picker-btn:hover {
    background: #FFFFFF;
    border-color: var(--admin-primary);
    transform: translateY(-2px);
    box-shadow: var(--admin-shadow-sm);
}

.icon-picker-svg-wrapper {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-picker-slug {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--admin-text-main);
    word-break: break-word;
    line-height: 1.2;
}

/* General Utilities */
.max-w-4xl { max-width: 900px; }
.p-3 { padding: 0.75rem !important; }
.p-4 { padding: 1.5rem !important; }
.py-4 { padding-top: 1.5rem !important; padding-bottom: 1.5rem !important; }
.pt-2 { padding-top: 0.5rem !important; }
.pt-3 { padding-top: 0.75rem !important; }
.pt-4 { padding-top: 1.25rem !important; }
.pb-3 { padding-bottom: 0.75rem !important; }
.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 0.75rem !important; }
.mb-4 { margin-bottom: 1.25rem !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 0.75rem !important; }
.mt-4 { margin-top: 1.25rem !important; }
.m-0 { margin: 0 !important; }
.d-flex { display: flex !important; }
.flex-1 { flex: 1 !important; }
.flex-wrap { flex-wrap: wrap !important; }
.gap-1 { gap: 0.25rem !important; }
.gap-2 { gap: 0.5rem !important; }
.gap-3 { gap: 0.75rem !important; }
.gap-4 { gap: 1.25rem !important; }
.align-center { align-items: center !important; }
.justify-between { justify-content: space-between !important; }
.w-full { width: 100% !important; }
.text-right { text-align: right !important; }
.text-center { text-align: center !important; }
.text-main { color: var(--admin-text-main) !important; }
.text-primary { color: var(--admin-primary) !important; }
.text-muted { color: var(--admin-text-muted) !important; }
.font-xs { font-size: 0.75rem !important; }
.font-sm { font-size: 0.84rem !important; }
.font-base { font-size: 0.92rem !important; }
.font-md { font-size: 1.05rem !important; }
.font-lg { font-size: 1.25rem !important; }
.font-bold { font-weight: 700 !important; }
.font-semibold { font-weight: 600 !important; }
.font-mono { font-family: var(--admin-font-mono) !important; }
.leading-relaxed { line-height: 1.6 !important; }
.whitespace-pre-wrap { white-space: pre-wrap !important; }
.rounded { border-radius: var(--admin-radius-md) !important; }
.border-top { border-top: 1px solid var(--admin-border) !important; }
.border-bottom { border-bottom: 1px solid var(--admin-border) !important; }
.hover-underline:hover { text-decoration: underline !important; }
.btn-block { width: 100% !important; justify-content: center !important; }

/* ==========================================================================
   UNIFIED ADMIN BUTTON SYSTEM (Requirement 5.C & 5.D)
   Consistent heights, padding, typography, border-radius, variants & states
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--admin-font);
    font-size: 0.88rem;
    font-weight: 600;
    line-height: 1.25;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
    border: 1px solid transparent;
    border-radius: var(--admin-radius-sm);
    padding: 0.55rem 1.15rem;
    min-height: 38px;
    transition: all 0.16s ease-in-out;
    outline: none;
}

.btn:focus-visible {
    outline: 2px solid var(--admin-primary);
    outline-offset: 2px;
}

/* Button Sizes */
.btn-xs {
    padding: 0.25rem 0.55rem;
    font-size: 0.74rem;
    min-height: 26px;
    border-radius: 4px;
}

.btn-sm {
    padding: 0.38rem 0.82rem;
    font-size: 0.82rem;
    min-height: 32px;
    border-radius: 5px;
}

.btn-md {
    padding: 0.55rem 1.15rem;
    font-size: 0.88rem;
    min-height: 38px;
}

.btn-lg {
    padding: 0.72rem 1.6rem;
    font-size: 0.98rem;
    font-weight: 700;
    min-height: 46px;
    border-radius: var(--admin-radius-md);
}

.btn-icon {
    width: 34px;
    height: 34px;
    min-height: 34px;
    padding: 0;
    border-radius: var(--admin-radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon.btn-sm {
    width: 28px;
    height: 28px;
    min-height: 28px;
}

.btn-icon.btn-lg {
    width: 42px;
    height: 42px;
    min-height: 42px;
}

.btn-full, .btn-block {
    width: 100% !important;
    display: flex !important;
}

/* Button Color Variants */
.btn-primary {
    background-color: var(--admin-primary);
    border-color: var(--admin-primary);
    color: #FFFFFF !important;
    box-shadow: 0 1px 2px rgba(12, 59, 46, 0.12);
}

.btn-primary:hover {
    background-color: var(--admin-primary-hover);
    border-color: var(--admin-primary-hover);
    color: #FFFFFF !important;
    box-shadow: 0 4px 8px rgba(12, 59, 46, 0.2);
    transform: translateY(-1px);
}

.btn-primary:active {
    background-color: var(--admin-primary-active);
    border-color: var(--admin-primary-active);
    transform: translateY(0);
}

.btn-secondary {
    background-color: #FFFFFF;
    border-color: var(--admin-border);
    color: var(--admin-text-main) !important;
    box-shadow: var(--admin-shadow-xs);
}

.btn-secondary:hover {
    background-color: #F8FAFC;
    border-color: #CBD5E1;
    color: var(--admin-text-main) !important;
    transform: translateY(-1px);
}

.btn-secondary:active {
    background-color: #F1F5F9;
    transform: translateY(0);
}

.btn-outline-primary {
    background-color: transparent;
    border-color: var(--admin-primary);
    color: var(--admin-primary) !important;
}

.btn-outline-primary:hover {
    background-color: var(--admin-primary);
    color: #FFFFFF !important;
    transform: translateY(-1px);
}

.btn-outline-secondary {
    background-color: transparent;
    border-color: var(--admin-border);
    color: var(--admin-text-body) !important;
}

.btn-outline-secondary:hover {
    background-color: #F8FAFC;
    border-color: #CBD5E1;
    color: var(--admin-text-main) !important;
    transform: translateY(-1px);
}

.btn-danger {
    background-color: #DC2626;
    border-color: #DC2626;
    color: #FFFFFF !important;
}

.btn-danger:hover {
    background-color: #B91C1C;
    border-color: #B91C1C;
    color: #FFFFFF !important;
    transform: translateY(-1px);
}

.btn-outline-danger {
    background-color: transparent;
    border-color: #FCA5A5;
    color: #DC2626 !important;
}

.btn-outline-danger:hover {
    background-color: #FEF2F2;
    border-color: #DC2626;
    color: #B91C1C !important;
}

.btn-success {
    background-color: #10B981;
    border-color: #10B981;
    color: #FFFFFF !important;
}

.btn-success:hover {
    background-color: #059669;
    border-color: #059669;
    color: #FFFFFF !important;
    transform: translateY(-1px);
}

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

.btn-ghost:hover {
    background-color: rgba(0, 0, 0, 0.04);
    color: var(--admin-text-main) !important;
}

/* Button Disabled & Loading States */
.btn:disabled, .btn[disabled] {
    opacity: 0.55;
    cursor: not-allowed !important;
    pointer-events: none !important;
    box-shadow: none !important;
    transform: none !important;
}

.btn.is-loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

.btn.is-loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-top: -8px;
    margin-left: -8px;
    border: 2px solid rgba(255, 255, 255, 0.35);
    border-radius: 50%;
    border-top-color: currentColor;
    animation: admin-spin 0.6s linear infinite;
}

@keyframes admin-spin {
    to { transform: rotate(360deg); }
}

/* ==========================================================================
   ADMIN PAGE HEADERS & STATUS PILLS (Requirement 5.B & 5.C)
   ========================================================================== */
.admin-page-header, .admin-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--admin-border-subtle);
}

.admin-title, .admin-page-title {
    font-size: 1.55rem;
    font-weight: 700;
    color: var(--admin-text-main);
    margin: 0;
    line-height: 1.25;
}

.admin-subtitle, .admin-page-subtitle {
    font-size: 0.85rem;
    color: var(--admin-text-muted);
    margin-top: 0.25rem;
    margin-bottom: 0;
}

.admin-page-header-actions, .admin-header-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.65rem;
}

.admin-tab-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.38rem 0.9rem;
    font-size: 0.82rem;
    font-weight: 600;
    border-radius: var(--admin-radius-full);
    border: 1px solid var(--admin-border);
    background: #FFFFFF;
    color: var(--admin-text-muted);
    text-decoration: none;
    transition: all 0.16s ease;
}

.admin-tab-pill:hover {
    border-color: var(--admin-primary);
    color: var(--admin-primary);
    background: #F8FAFC;
}

.admin-tab-pill.active {
    background: var(--admin-primary);
    color: #FFFFFF;
    border-color: var(--admin-primary);
}

/* ==========================================================================
   MOBILE SIDEBAR DRAWER & RESPONSIVE LAYOUT (Requirement 5.B)
   ========================================================================== */

.admin-sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(4px);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.admin-sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.admin-mobile-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--admin-text-main);
    cursor: pointer;
    padding: 0.4rem;
    border-radius: var(--admin-radius-sm);
    align-items: center;
    justify-content: center;
}

.admin-mobile-toggle:hover {
    background: var(--admin-border-subtle);
}

@media (max-width: 991px) {
    .admin-mobile-toggle {
        display: inline-flex;
    }

    .admin-sidebar {
        position: fixed;
        left: 0;
        top: 0;
        height: 100vh;
        z-index: 999;
        transform: translateX(-100%);
        transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
        box-shadow: 4px 0 24px rgba(0, 0, 0, 0.18);
    }

    .admin-sidebar.open {
        transform: translateX(0);
    }

    .admin-main-wrap {
        width: 100% !important;
        max-width: 100vw !important;
        margin-left: 0 !important;
        overflow-x: hidden;
    }

    .admin-content {
        padding: 1.25rem 1rem !important;
    }
}

@media (max-width: 768px) {
    .admin-page-header, .admin-header-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .admin-page-header-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .admin-topbar {
        padding: 0.75rem 1rem;
    }

    .admin-card {
        padding: 1.15rem !important;
    }

    .admin-table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        border: 1px solid var(--admin-border);
        border-radius: var(--admin-radius-md);
    }
}