/* ==========================================================================
   WP PBN MANAGER 2.0 - DESIGN SYSTEM & THEME
   Modern Dark Aesthetic, Glassmorphism, Responsive Grid, Micro-animations
   ========================================================================== */

:root {
    --bg-base: #0a0f1d;
    --bg-surface: #111827;
    --bg-card: #162032;
    --bg-card-hover: #1e2b42;
    --bg-input: #0d1526;
    --border-color: #24324d;
    --border-hover: #3b82f6;

    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --primary-glow: rgba(59, 130, 246, 0.25);
    
    --accent: #8b5cf6;
    --accent-glow: rgba(139, 92, 246, 0.25);

    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.12);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.12);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.12);

    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-dim: #64748b;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Outfit', sans-serif;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px var(--primary-glow);
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-base);
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* App Wrapper Layout */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--bg-surface);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
}

.sidebar-brand {
    padding: 24px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #fff;
    box-shadow: var(--shadow-glow);
}

.brand-title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.5px;
    background: linear-gradient(to right, #fff, #93c5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.brand-version {
    display: block;
    font-size: 10px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 1px;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 14px;
    overflow-y: auto;
}

.nav-section-title {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--text-dim);
    margin: 16px 8px 8px 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    font-weight: 500;
    margin-bottom: 4px;
    transition: var(--transition);
}

.nav-item i {
    font-size: 18px;
    transition: var(--transition);
}

.nav-item:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.04);
    transform: translateX(3px);
}

.nav-item.active {
    color: #fff;
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.15), rgba(139, 92, 246, 0.05));
    border-left: 3px solid var(--primary);
    font-weight: 600;
}

.nav-item.highlight {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(139, 92, 246, 0.2));
    color: #93c5fd;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(0, 0, 0, 0.2);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-avatar {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.user-details {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 13px;
    font-weight: 600;
    color: #fff;
}

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

.btn-logout {
    color: var(--text-dim);
    font-size: 18px;
    padding: 6px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.btn-logout:hover {
    color: var(--danger);
    background: var(--danger-bg);
}

/* Main Container */
.main-container {
    flex: 1;
    margin-left: 260px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    min-width: 0;
    width: calc(100% - 260px);
    max-width: calc(100vw - 260px);
}

/* Topbar */
.topbar {
    height: 70px;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    background: rgba(17, 24, 39, 0.7);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 90;
}

.page-title {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    color: #fff;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Content Body */
.content-body {
    padding: 20px 24px;
    flex: 1;
    min-width: 0;
}

/* Alerts */
.alerts-container {
    padding: 16px 32px 0 32px;
}

.alert {
    padding: 14px 18px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 14px;
    animation: slideDown 0.3s ease-out;
}

.alert i {
    font-size: 18px;
    margin-top: 2px;
    flex-shrink: 0;
}

.alert span {
    flex: 1;
    word-break: break-word;
    overflow-wrap: anywhere;
}

.alert-success {
    background: var(--success-bg);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #6ee7b7;
}

.alert-danger {
    background: var(--danger-bg);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

.alert-close {
    margin-left: auto;
    background: none;
    border: none;
    color: inherit;
    font-size: 20px;
    cursor: pointer;
    opacity: 0.7;
}

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

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--transition);
}

.btn-sm {
    padding: 7px 14px;
    font-size: 12.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), #2563eb);
    color: #fff;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4);
}

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

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

.btn-success {
    background: var(--success);
    color: #fff;
}

.btn-success:hover {
    background: #059669;
}

.btn-danger {
    background: var(--danger);
    color: #fff;
}

.btn-danger:hover {
    background: #dc2626;
}

/* Cards & Grid */
.card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
    min-width: 0;
    max-width: 100%;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}

.card-title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Responsive Table Wrapper with Sleek Scrollbar */
.table-responsive {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-bottom: 8px;
}

.table-responsive::-webkit-scrollbar {
    height: 6px;
}

.table-responsive::-webkit-scrollbar-track {
    background: rgba(17, 24, 39, 0.6);
    border-radius: 4px;
}

.table-responsive::-webkit-scrollbar-thumb {
    background: #2b3954;
    border-radius: 4px;
}

.table-responsive::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

.cell-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
    vertical-align: middle;
}

/* Metric Stats Cards Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 22px;
    display: flex;
    align-items: center;
    gap: 18px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-3px);
    border-color: rgba(59, 130, 246, 0.4);
    box-shadow: var(--shadow-glow);
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
}

.stat-icon.blue { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.stat-icon.purple { background: rgba(139, 92, 246, 0.15); color: #c084fc; }
.stat-icon.green { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.stat-icon.amber { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }

.stat-value {
    font-family: var(--font-heading);
    font-size: 26px;
    font-weight: 800;
    color: #fff;
    line-height: 1.1;
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
}

/* Action Icons */
.action-icons {
    display: flex;
    align-items: center;
    gap: 8px;
}

.action-btn {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    text-decoration: none;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    transition: var(--transition);
    font-size: 16px;
}

.action-btn:hover {
    color: #fff;
    border-color: var(--primary);
    background: var(--primary);
    transform: scale(1.08);
}

.action-btn.delete:hover {
    background: var(--danger);
    border-color: var(--danger);
}

.action-btn.sync:hover {
    background: var(--success);
    border-color: var(--success);
}

/* Status Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success { background: var(--success-bg); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-warning { background: var(--warning-bg); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-danger { background: var(--danger-bg); color: #f87171; border: 1px solid rgba(239, 68, 68, 0.3); }
.badge-info { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }

/* Form Styles */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 13.5px;
    font-weight: 600;
    color: #e2e8f0;
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 11px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: #fff;
    font-size: 14px;
    transition: var(--transition);
    outline: none;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px;
}

.form-hint {
    font-size: 12px;
    color: var(--text-dim);
    margin-top: 6px;
}

/* Post Publisher Specific 50/50 Layout */
.publisher-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    margin-bottom: 28px;
}

.tall-select {
    height: 380px !important;
    padding: 8px;
}

.tall-select option {
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 4px;
    cursor: pointer;
}

.tall-select option:checked {
    background: linear-gradient(135deg, var(--primary), #2563eb) !important;
    color: #fff;
}

.image-preview-wrapper {
    margin-top: 10px;
    position: relative;
    max-width: 220px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
    display: none;
}

.image-preview-wrapper img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    display: block;
}

/* DataTables Dark Overrides & Compact Responsive Tables */
table.dataTable,
table.datatable {
    border-collapse: separate !important;
    border-spacing: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    margin-top: 10px !important;
    margin-bottom: 10px !important;
    color: var(--text-main) !important;
}

table.dataTable thead th,
table.datatable thead th {
    background: rgba(17, 24, 39, 0.85) !important;
    color: #94a3b8 !important;
    font-size: 11.5px !important;
    font-weight: 600 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.5px !important;
    border-bottom: 1px solid var(--border-color) !important;
    padding: 8px 10px !important;
    white-space: nowrap !important;
    vertical-align: middle !important;
}

table.dataTable tbody td,
table.datatable tbody td {
    padding: 8px 10px !important;
    border-bottom: 1px solid rgba(36, 50, 77, 0.5) !important;
    background: transparent !important;
    color: #e2e8f0 !important;
    font-size: 12.5px !important;
    vertical-align: middle !important;
}

table.dataTable tbody tr:hover td,
table.datatable tbody tr:hover td {
    background: rgba(255, 255, 255, 0.02) !important;
}

.dataTables_wrapper {
    width: 100% !important;
    max-width: 100% !important;
}

.dataTables_wrapper .dataTables_length,
.dataTables_wrapper .dataTables_filter {
    color: var(--text-muted) !important;
    font-size: 12.5px !important;
    margin-bottom: 10px !important;
}

.dataTables_wrapper .dataTables_length select,
.dataTables_wrapper .dataTables_filter input {
    background: var(--bg-input) !important;
    border: 1px solid var(--border-color) !important;
    color: #fff !important;
    padding: 5px 10px !important;
    border-radius: var(--radius-sm) !important;
    font-size: 12.5px !important;
    margin-left: 6px !important;
}

.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_paginate {
    color: var(--text-dim) !important;
    font-size: 12px !important;
    margin-top: 10px !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    color: #94a3b8 !important;
    border-radius: var(--radius-sm) !important;
    border: 1px solid transparent !important;
    padding: 3px 8px !important;
    font-size: 12px !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background: var(--primary) !important;
    color: #fff !important;
    border: 1px solid var(--primary) !important;
}

/* Modal */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-backdrop.active {
    display: flex;
}

.modal-dialog {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 900px;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    animation: modalPop 0.25s ease-out;
    overflow: hidden;
}

.modal-dialog > form {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

@keyframes modalPop {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.modal-title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: #fff;
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
    min-height: 0;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    flex-shrink: 0;
    background: var(--bg-surface);
}

.pexels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
    margin-top: 18px;
}

.pexels-card {
    height: 140px;
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
}

.pexels-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.pexels-card:hover {
    border-color: var(--primary);
    transform: scale(1.03);
}

.pexels-card:hover img {
    transform: scale(1.08);
}

.pexels-card.selected {
    border-color: var(--success);
    box-shadow: 0 0 14px rgba(16, 185, 129, 0.4);
}

.pexels-card.selected::after {
    content: "✓";
    position: absolute;
    top: 8px;
    right: 8px;
    background: var(--success);
    color: #fff;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 14px;
}

/* Auth Pages */
.auth-body {
    background: radial-gradient(circle at 50% 20%, #1e293b, var(--bg-base) 80%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-wrapper {
    width: 100%;
    max-width: 440px;
    padding: 20px;
}

.auth-card {
    background: rgba(17, 24, 39, 0.85);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.auth-header {
    text-align: center;
    margin-bottom: 28px;
}

.auth-logo {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-lg);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #fff;
    box-shadow: var(--shadow-glow);
    margin-bottom: 16px;
}

.auth-title {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 800;
    color: #fff;
}

.auth-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
}