/**
 * Meta Campaigns - Premium Dashboard Design
 * Clean, modern, and visually appealing
 */

/* ============================================
   CSS Variables
   ============================================ */
:root {
    --meta-blue: #0668E1;
    --meta-gradient: linear-gradient(135deg, #0668E1 0%, #1877F2 50%, #00C6FF 100%);
    --success-gradient: linear-gradient(135deg, #10B981 0%, #34D399 100%);
    --purple-gradient: linear-gradient(135deg, #8B5CF6 0%, #A78BFA 100%);
    --orange-gradient: linear-gradient(135deg, #F59E0B 0%, #FBBF24 100%);
    --pink-gradient: linear-gradient(135deg, #EC4899 0%, #F472B6 100%);
}

/* ============================================
   Hero Header
   ============================================ */
.meta-hero {
    background: var(--meta-gradient);
    border-radius: 16px;
    padding: 1.5rem 2rem;
    color: white;
    position: relative;
    overflow: hidden;
}

.meta-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    pointer-events: none;
}

.meta-hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: 10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
    pointer-events: none;
}

.meta-logo {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
}

.meta-hero h4 {
    color: white;
}

.meta-hero p {
    color: rgba(255, 255, 255, 0.8) !important;
}

/* Period Selector */
.period-selector {
    display: flex;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 8px;
    padding: 4px;
    gap: 4px;
}

.period-btn {
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.7);
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.period-btn:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.period-btn.active {
    background: white;
    color: var(--meta-blue);
}

.btn-sync {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.btn-sync:hover {
    background: white;
    color: var(--meta-blue);
    border-color: white;
}

/* ============================================
   Stats Cards
   ============================================ */
.stat-card {
    background: white;
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.04);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

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

.stat-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: #64748B;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: block;
    margin-bottom: 4px;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1E293B;
    margin: 0;
    line-height: 1.2;
}

.stat-trend {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 20px;
    margin-top: 6px;
}

.stat-trend.up {
    color: #10B981;
    background: rgba(16, 185, 129, 0.1);
}

.stat-trend.down {
    color: #EF4444;
    background: rgba(239, 68, 68, 0.1);
}

/* Stat Variants */
.stat-investment::before { background: var(--success-gradient); }
.stat-investment .stat-icon { background: rgba(16, 185, 129, 0.1); color: #10B981; }

.stat-reach::before { background: var(--meta-gradient); }
.stat-reach .stat-icon { background: rgba(6, 104, 225, 0.1); color: #0668E1; }

.stat-clicks::before { background: var(--purple-gradient); }
.stat-clicks .stat-icon { background: rgba(139, 92, 246, 0.1); color: #8B5CF6; }

.stat-conversions::before { background: var(--orange-gradient); }
.stat-conversions .stat-icon { background: rgba(245, 158, 11, 0.1); color: #F59E0B; }

/* ============================================
   Metrics Bar
   ============================================ */
.metrics-bar {
    background: white;
    border-radius: 12px;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.04);
    flex-wrap: wrap;
}

.metric-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0.5rem 0;
}

.metric-item > i {
    font-size: 1.25rem;
    color: #94A3B8;
}

.metric-data {
    display: flex;
    flex-direction: column;
}

.metric-value {
    font-size: 1rem;
    font-weight: 700;
    color: #1E293B;
}

.metric-label {
    font-size: 0.65rem;
    font-weight: 500;
    color: #94A3B8;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.metric-divider {
    width: 1px;
    height: 32px;
    background: #E2E8F0;
}

.metric-item.highlight > i {
    color: #10B981;
}

.metric-item.highlight .metric-value {
    color: #10B981;
}

/* ============================================
   Campaigns Section
   ============================================ */
.campaigns-section {
    background: white;
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.section-header {
    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 #F1F5F9;
}

.section-title {
    font-size: 1rem;
    font-weight: 600;
    color: #1E293B;
    margin: 0;
    display: flex;
    align-items: center;
}

.section-title i {
    color: var(--meta-blue);
}

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

.search-box {
    position: relative;
    display: flex;
    align-items: center;
}

.search-box i {
    position: absolute;
    left: 12px;
    color: #94A3B8;
    font-size: 1rem;
}

.search-box input {
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    padding: 8px 12px 8px 36px;
    font-size: 0.85rem;
    width: 200px;
    transition: all 0.2s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--meta-blue);
    background: white;
    box-shadow: 0 0 0 3px rgba(6, 104, 225, 0.1);
}

.filter-select {
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    padding: 8px 32px 8px 12px;
    font-size: 0.85rem;
    color: #64748B;
    cursor: pointer;
    transition: all 0.2s ease;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
}

.filter-select:focus {
    outline: none;
    border-color: var(--meta-blue);
    background-color: white;
}

.btn-icon-only {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    border: 1px solid #E2E8F0;
    background: #F8FAFC;
    color: #64748B;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-icon-only:hover {
    background: #EF4444;
    border-color: #EF4444;
    color: white;
}

/* ============================================
   Loading & Empty States
   ============================================ */
.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    gap: 1rem;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #E2E8F0;
    border-top-color: var(--meta-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.loading-state span {
    color: #94A3B8;
    font-size: 0.9rem;
}

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #F1F5F9, #E2E8F0);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: #94A3B8;
    margin-bottom: 1.5rem;
}

.empty-state h5 {
    color: #475569;
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: #94A3B8;
    max-width: 400px;
    margin: 0 auto;
}

/* ============================================
   Campaign Table Layout
   ============================================ */
.campaigns-table-header {
    display: flex;
    align-items: center;
    padding: 0.6rem 1.25rem;
    background: #F1F5F9;
    border-radius: 8px;
    margin-bottom: 0.5rem;
    font-size: 0.7rem;
    font-weight: 600;
    color: #94A3B8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cth-col.cth-status { width: 24px; flex-shrink: 0; }
.cth-col.cth-name { flex: 1; min-width: 0; }
.cth-col.cth-metrics {
    display: flex;
    gap: 1.5rem;
    flex-shrink: 0;
}
.cth-col.cth-metrics span { width: 70px; text-align: center; }
.cth-col.cth-actions { width: 80px; flex-shrink: 0; }

/* Campaign Row */
.campaign-row {
    background: #FAFBFC;
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    margin-bottom: 0.75rem;
    overflow: visible;
    transition: all 0.2s ease;
}

.campaign-row:hover {
    border-color: #CBD5E1;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.campaign-row-main {
    display: flex;
    align-items: center;
    padding: 1rem 1.25rem;
    cursor: pointer;
    gap: 1rem;
}

.cr-status { flex-shrink: 0; }

.status-dot {
    display: block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #94A3B8;
}

.status-dot.status-active    { background: #22C55E; box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.25); }
.status-dot.status-paused    { background: #F59E0B; box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.25); }
.status-dot.status-completed { background: #3B82F6; box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25); }
.status-dot.status-archived  { background: #94A3B8; box-shadow: 0 0 0 3px rgba(148, 163, 184, 0.2); }
.status-dot.status-deleted   { background: #EF4444; box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.25); }

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

.cr-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: #1E293B;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cr-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 0.75rem;
    color: #64748B;
}

.cr-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.cr-meta i { font-size: 0.85rem; }

.cr-metrics {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-shrink: 0;
}

.cr-metric {
    text-align: center;
    min-width: 70px;
}

.cr-metric-value {
    font-size: 0.9rem;
    font-weight: 700;
    color: #1E293B;
    display: block;
}

.cr-metric-currency { color: #10B981; }

.cr-metric-label {
    font-size: 0.65rem;
    color: #94A3B8;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.cr-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

/* Owner Actions Button */
.cr-actions-btn {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: 1px solid #E2E8F0;
    background: white;
    color: #94A3B8;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 1.1rem;
}

.cr-actions-btn:hover {
    background: var(--meta-blue);
    border-color: var(--meta-blue);
    color: white;
    transform: rotate(45deg);
}

.cr-actions-dropdown .dropdown-menu {
    min-width: 220px;
    border: 1px solid #E2E8F0;
    border-radius: 10px;
    padding: 0.25rem 0;
}

.cr-actions-dropdown .dropdown-item {
    font-size: 0.85rem;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    margin: 0 0.25rem;
    transition: all 0.15s ease;
}

.cr-actions-dropdown .dropdown-item:hover {
    background: #F1F5F9;
}

.cr-actions-dropdown .dropdown-item.text-danger:hover {
    background: rgba(239, 68, 68, 0.08);
}

.cr-toggle {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94A3B8;
    transition: all 0.2s ease;
}

.campaign-row:hover .cr-toggle {
    background: rgba(6, 104, 225, 0.1);
    color: var(--meta-blue);
}

/* Budget Bar */
.cr-budget-bar {
    padding: 0 1.25rem 0.75rem;
}

.cr-budget-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
    color: #94A3B8;
    margin-bottom: 4px;
}

/* Extensions Timeline */
.cr-extensions {
    padding: 0;
}

.cr-extensions-timeline {
    border-left: 2px solid #93C5FD;
    padding-left: 12px;
    margin-top: 6px;
    margin-left: 4px;
}

.cr-ext-item {
    position: relative;
    padding: 4px 0 8px 0;
    font-size: 0.75rem;
}

.cr-ext-item::before {
    content: '';
    position: absolute;
    left: -17px;
    top: 10px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #3B82F6;
    border: 2px solid white;
}

.cr-ext-item:last-child {
    padding-bottom: 0;
}

/* Ad Groups Section */
.cr-adgroups {
    background: white;
    border-top: 1px solid #E2E8F0;
    padding: 1.25rem;
}

.cr-adgroups-header {
    font-size: 0.8rem;
    font-weight: 600;
    color: #64748B;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

/* ============================================
   Ad Group Cards
   ============================================ */
.adgroup-card {
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: 10px;
    padding: 1rem;
    transition: all 0.2s ease;
    height: 100%;
    position: relative;
    overflow: visible;
}

.adgroup-card:hover {
    border-color: #CBD5E1;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.adgroup-header {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

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

.adgroup-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: #1E293B;
    margin: 0 0 4px 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.adgroup-tags {
    display: flex;
    align-items: center;
    gap: 6px;
}

.adgroup-status {
    font-size: 0.65rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.adgroup-status.active { background: rgba(16, 185, 129, 0.1); color: #10B981; }
.adgroup-status.paused { background: rgba(245, 158, 11, 0.1); color: #F59E0B; }
.adgroup-status.completed { background: rgba(99, 102, 241, 0.1); color: #6366F1; }
.adgroup-status.archived { background: rgba(148, 163, 184, 0.1); color: #64748B; }

.adgroup-linked {
    font-size: 0.85rem;
    color: #10B981;
    display: flex;
    align-items: center;
}

.adgroup-unlinked {
    font-size: 0.85rem;
    color: #CBD5E1;
    display: flex;
    align-items: center;
}

/* Ad Group Actions Button */
.adgroup-actions-btn {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    border: 1px solid #E2E8F0;
    background: white;
    color: #94A3B8;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
    padding: 0;
    font-size: 0.85rem;
}

.adgroup-actions-btn:hover {
    background: var(--meta-blue, #1877F2);
    border-color: var(--meta-blue, #1877F2);
    color: white;
}

.adgroup-actions-dropdown .dropdown-menu {
    min-width: 160px;
    border-radius: 8px;
    border: 1px solid #E2E8F0;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    padding: 0.25rem 0;
}

/* Ad Group Stats Row */
.adgroup-stats {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.75rem;
    padding: 0.5rem 0;
    border-top: 1px dashed #E2E8F0;
    border-bottom: 1px dashed #E2E8F0;
}

.adgroup-stat {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    color: #64748B;
}

.adgroup-stat i {
    font-size: 0.85rem;
    color: #94A3B8;
}

.adgroup-stat:first-child {
    color: #1E293B;
    font-weight: 600;
}

.adgroup-stat:first-child i {
    color: var(--meta-blue, #1877F2);
}

.adgroup-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.adgroup-metric { text-align: center; }

.adgroup-metric-value {
    font-size: 0.8rem;
    font-weight: 700;
    color: #1E293B;
    display: block;
}

.adgroup-metric-label {
    font-size: 0.6rem;
    color: #94A3B8;
    text-transform: uppercase;
}

/* ============================================
   Ad Group Detail Modal (full-screen)
   ============================================ */

.adgroup-detail-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #E2E8F0;
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.adgroup-detail-title {
    flex: 1;
    min-width: 0;
}

.adgroup-detail-title .modal-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: #1E293B;
}

.adgroup-detail-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    font-size: 0.8rem;
    padding-left: 2.25rem;
}

.adgroup-detail-header-actions {
    flex-shrink: 0;
}

.adgroup-detail-kpis {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 0;
    border-bottom: 1px solid #E2E8F0;
}

.adgroup-detail-kpi {
    padding: 1rem 1.25rem;
    text-align: center;
    border-right: 1px solid #E2E8F0;
}

.adgroup-detail-kpi:last-child {
    border-right: none;
}

.adgroup-detail-kpi-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1E293B;
    display: block;
    line-height: 1.2;
}

.adgroup-detail-kpi-label {
    font-size: 0.65rem;
    color: #94A3B8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

.adgroup-detail-ads-section {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.adgroup-detail-ads-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #E2E8F0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.adgroup-detail-ads-header h6 {
    margin: 0;
    font-size: 0.9rem;
    font-weight: 600;
    color: #475569;
    display: flex;
    align-items: center;
    white-space: nowrap;
}

.adgroup-detail-ads-filters {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.adgroup-detail-ads-grid {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
}

.adgroup-detail-ads-grid > .row {
    width: 100%;
}

.adgroup-detail-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 1rem;
    flex: 1;
    width: 100%;
}

.adgroup-detail-empty i {
    font-size: 3rem;
    color: #CBD5E1;
    margin-bottom: 1rem;
}

.adgroup-detail-empty p {
    font-size: 1rem;
    color: #64748B;
    margin: 0 0 0.25rem 0;
    font-weight: 500;
}

/* Ad Detail Cards (publication-style) */
.ad-detail-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 0, 0, 0.05);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.ad-detail-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
}

.ad-detail-image {
    position: relative;
    width: 100%;
    height: 160px;
    overflow: hidden;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8eb 100%);
}

.ad-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.ad-detail-card:hover .ad-detail-image img {
    transform: scale(1.05);
}

.ad-detail-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
}

.ad-detail-image-placeholder i {
    font-size: 2rem;
    color: #CBD5E1;
}

.ad-detail-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 10px;
    background: linear-gradient(180deg, rgba(0,0,0,0.4) 0%, transparent 100%);
    display: flex;
    justify-content: flex-end;
}

.ad-detail-status {
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(4px);
    color: #fff;
}

.ad-detail-status.active { background: rgba(16, 185, 129, 0.9); }
.ad-detail-status.paused { background: rgba(245, 158, 11, 0.9); }
.ad-detail-status.completed { background: rgba(99, 102, 241, 0.9); }
.ad-detail-status.archived { background: rgba(148, 163, 184, 0.9); }

.ad-detail-content {
    padding: 14px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.ad-detail-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: #1E293B;
    margin: 0 0 6px 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
}

.ad-detail-description {
    font-size: 0.78rem;
    color: #64748B;
    margin: 0 0 10px 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1;
}

.ad-detail-metrics {
    display: flex;
    gap: 12px;
    padding-top: 10px;
    border-top: 1px solid #f1f5f9;
}

.ad-detail-metric {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    color: #64748B;
    font-weight: 500;
}

.ad-detail-metric i {
    font-size: 14px;
    color: var(--meta-blue, #1877F2);
}

/* ============================================
   Campaign Cards (legacy - kept for compatibility)
   ============================================ */
.campaign-card {
    background: #FAFBFC;
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.2s ease;
}

.campaign-card:hover {
    border-color: #CBD5E1;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.campaign-header {
    padding: 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.campaign-status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.campaign-status-dot.active { background: #10B981; box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2); }
.campaign-status-dot.paused { background: #F59E0B; box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2); }
.campaign-status-dot.completed { background: #6366F1; box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2); }

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

.campaign-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: #1E293B;
    margin: 0 0 4px 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.campaign-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.75rem;
    color: #64748B;
}

.campaign-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.campaign-stats {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.campaign-stat {
    text-align: center;
}

.campaign-stat-value {
    font-size: 0.95rem;
    font-weight: 700;
    color: #1E293B;
    display: block;
}

.campaign-stat-label {
    font-size: 0.65rem;
    color: #94A3B8;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.campaign-toggle {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: white;
    border: 1px solid #E2E8F0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #64748B;
    transition: all 0.2s ease;
}

.campaign-card:hover .campaign-toggle {
    background: var(--meta-blue);
    border-color: var(--meta-blue);
    color: white;
}

/* Campaign Ads Section */
.campaign-ads {
    background: white;
    border-top: 1px solid #E2E8F0;
    padding: 1.25rem;
}

.ads-header {
    font-size: 0.8rem;
    font-weight: 600;
    color: #64748B;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 6px;
}

.ads-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}

.ad-card {
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: 10px;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.ad-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.ad-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--meta-gradient);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.ad-title {
    flex: 1;
    min-width: 0;
}

.ad-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: #1E293B;
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ad-platforms {
    display: flex;
    gap: 4px;
    margin-top: 2px;
}

.ad-platforms i {
    font-size: 0.9rem;
    opacity: 0.7;
}

.ad-platforms i.ti-brand-facebook { color: #1877F2; }
.ad-platforms i.ti-brand-instagram { color: #E4405F; }

.ad-status-badge {
    font-size: 0.65rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.ad-status-badge.active { background: rgba(16, 185, 129, 0.1); color: #10B981; }
.ad-status-badge.paused { background: rgba(245, 158, 11, 0.1); color: #F59E0B; }
.ad-status-badge.completed { background: rgba(99, 102, 241, 0.1); color: #6366F1; }

.ad-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
    padding-top: 0.75rem;
    border-top: 1px dashed #E2E8F0;
}

.ad-metric {
    text-align: center;
}

.ad-metric-value {
    font-size: 0.85rem;
    font-weight: 700;
    color: #1E293B;
    display: block;
}

.ad-metric-label {
    font-size: 0.6rem;
    color: #94A3B8;
    text-transform: uppercase;
}

/* ============================================
   Dark Mode
   ============================================ */
.dark-style .stat-card,
.dark-style .metrics-bar,
.dark-style .campaigns-section {
    background: #283144;
    border-color: rgba(255, 255, 255, 0.05);
}

.dark-style .stat-value,
.dark-style .metric-value,
.dark-style .campaign-name,
.dark-style .campaign-stat-value,
.dark-style .ad-name,
.dark-style .ad-metric-value,
.dark-style .cr-name,
.dark-style .cr-metric-value,
.dark-style .adgroup-name,
.dark-style .adgroup-metric-value {
    color: #E2E8F0;
}

.dark-style .stat-label,
.dark-style .metric-label,
.dark-style .campaign-meta,
.dark-style .campaign-stat-label,
.dark-style .ad-metric-label,
.dark-style .cr-meta,
.dark-style .cr-metric-label,
.dark-style .adgroup-metric-label {
    color: #94A3B8;
}

.dark-style .campaign-card,
.dark-style .campaign-row {
    background: #1E293B;
    border-color: rgba(255, 255, 255, 0.08);
}

.dark-style .campaign-ads,
.dark-style .cr-adgroups {
    background: #283144;
    border-color: rgba(255, 255, 255, 0.05);
}

.dark-style .ad-card,
.dark-style .adgroup-card {
    background: #1E293B;
    border-color: rgba(255, 255, 255, 0.08);
}

.dark-style .adgroup-actions-btn {
    background: #283144;
    border-color: rgba(255, 255, 255, 0.1);
    color: #94A3B8;
}

.dark-style .adgroup-actions-btn:hover {
    background: var(--meta-blue);
    border-color: var(--meta-blue);
    color: white;
}

.dark-style .adgroup-actions-dropdown .dropdown-menu {
    background: #283144;
    border-color: rgba(255, 255, 255, 0.1);
}

.dark-style .adgroup-actions-dropdown .dropdown-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

.dark-style .adgroup-name {
    color: #E2E8F0;
}

.dark-style .adgroup-metric-value {
    color: #E2E8F0;
}

.dark-style .adgroup-metrics {
    border-color: rgba(255, 255, 255, 0.08);
}

.dark-style .adgroup-stats {
    border-color: rgba(255, 255, 255, 0.08);
}

.dark-style .adgroup-stat {
    color: #94A3B8;
}

.dark-style .adgroup-stat:first-child {
    color: #E2E8F0;
}

.dark-style .adgroup-stat i {
    color: #64748B;
}

.dark-style .adgroup-stat:first-child i {
    color: var(--meta-blue, #1877F2);
}

/* Dark mode: Ad Group Detail Modal */
.dark-style .adgroup-detail-header {
    background: linear-gradient(135deg, #283144, #1E293B);
    border-color: rgba(255, 255, 255, 0.08);
}

.dark-style .adgroup-detail-title .modal-title {
    color: #E2E8F0;
}

.dark-style .adgroup-detail-kpis {
    border-color: rgba(255, 255, 255, 0.08);
}

.dark-style .adgroup-detail-kpi {
    border-color: rgba(255, 255, 255, 0.08);
}

.dark-style .adgroup-detail-kpi-value {
    color: #E2E8F0;
}

.dark-style .adgroup-detail-ads-header {
    border-color: rgba(255, 255, 255, 0.08);
}

.dark-style .ad-detail-card {
    background: #283144;
    border-color: rgba(255, 255, 255, 0.08);
}

.dark-style .ad-detail-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.dark-style .ad-detail-name {
    color: #E2E8F0;
}

.dark-style .ad-detail-description {
    color: #94A3B8;
}

.dark-style .ad-detail-image-placeholder {
    background: linear-gradient(135deg, #1E293B 0%, #283144 100%);
}

.dark-style .ad-detail-metrics {
    border-color: rgba(255, 255, 255, 0.06);
}

.dark-style .campaigns-table-header {
    background: rgba(255, 255, 255, 0.03);
}

.dark-style .cr-actions-btn {
    background: #283144;
    border-color: rgba(255, 255, 255, 0.1);
    color: #94A3B8;
}

.dark-style .cr-actions-btn:hover {
    background: var(--meta-blue);
    border-color: var(--meta-blue);
    color: white;
}

.dark-style .cr-actions-dropdown .dropdown-menu {
    background: #283144;
    border-color: rgba(255, 255, 255, 0.1);
}

.dark-style .cr-actions-dropdown .dropdown-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

.dark-style .search-box input,
.dark-style .filter-select {
    background: #1E293B;
    border-color: rgba(255, 255, 255, 0.1);
    color: #E2E8F0;
}

.dark-style .btn-icon-only {
    background: #1E293B;
    border-color: rgba(255, 255, 255, 0.1);
    color: #94A3B8;
}

.dark-style .section-header {
    border-color: rgba(255, 255, 255, 0.05);
}

.dark-style .metric-divider {
    background: rgba(255, 255, 255, 0.1);
}

.dark-style .campaign-toggle {
    background: #283144;
    border-color: rgba(255, 255, 255, 0.1);
}

.dark-style .empty-icon {
    background: linear-gradient(135deg, #283144, #1E293B);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1199.98px) {
    .metrics-bar {
        justify-content: flex-start;
    }
    
    .metric-divider:nth-child(6),
    .metric-divider:nth-child(8) {
        display: none;
    }
}

@media (max-width: 991.98px) {
    .campaign-stats,
    .cr-metrics {
        display: none !important;
    }
}

@media (max-width: 767.98px) {
    .meta-hero {
        padding: 1.25rem;
    }
    
    .meta-logo {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }
    
    .section-actions {
        width: 100%;
    }
    
    .search-box {
        flex: 1;
    }
    
    .search-box input {
        width: 100%;
    }
    
    .ads-grid {
        grid-template-columns: 1fr;
    }
    
    .ad-metrics,
    .adgroup-metrics {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .metric-divider {
        display: none;
    }
    
    .metrics-bar {
        gap: 0.5rem;
    }
    
    .metric-item {
        flex: 1 0 30%;
        justify-content: center;
    }

    .modal-adgroup-detail {
        max-width: 100vw;
        width: 100vw;
        margin: 0;
    }

    .modal-adgroup-detail .modal-content {
        border-radius: 0;
        min-height: 100vh;
    }

    .adgroup-detail-kpis {
        grid-template-columns: repeat(2, 1fr);
    }

    .adgroup-detail-kpi {
        border-bottom: 1px solid #E2E8F0;
    }

    .adgroup-detail-ads-grid {
        padding: 1rem;
    }

    .adgroup-detail-ads-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .adgroup-detail-ads-filters {
        width: 100%;
    }

    .adgroup-detail-ads-filters .input-group {
        width: 100% !important;
    }
}

@media (max-width: 575.98px) {
    .stat-card {
        padding: 1rem;
    }
    
    .stat-icon {
        width: 44px;
        height: 44px;
        font-size: 1.25rem;
    }
    
    .stat-value {
        font-size: 1.25rem;
    }
    
    .filter-select {
        flex: 1;
    }
}