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

:root {
    --primary-color: #3b82f6;
    --secondary-color: #10b981;
    --background: #0f172a;
    --surface: #1e293b;
    --surface-hover: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --border-color: #334155;
    --blue: #3b82f6;
    --green: #10b981;
    --purple: #a78bfa;
    --orange: #fb923c;
    --red: #f87171;
    --teal: #2dd4bf;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --glow: 0 0 20px rgba(59, 130, 246, 0.3);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
}

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--background);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: var(--surface-hover);
    border-radius: 10px;
    border: 2px solid var(--background);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-color);
}

* {
    scrollbar-width: thin;
    scrollbar-color: var(--surface-hover) var(--background);
}

.top-nav {
    background: var(--surface);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(30, 41, 59, 0.95);
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0;
}

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

.logo i {
    font-size: 28px;
    color: var(--primary-color);
}

.logo h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    background: var(--background);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.user-avatar {
    width: 36px;
    height: 36px;
    background: var(--surface-hover);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    border: 2px solid var(--border-color);
}

.user-info {
    flex: 1;
}

.main-content {
    padding: 32px;
    background: var(--background);
    min-height: calc(100vh - 73px);
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 16px;
}

.header-left h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

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

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

.date-range {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.date-range i {
    color: var(--text-secondary);
}

.date-range select {
    border: none;
    background: none;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    outline: none;
}

.custom-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-button {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    min-width: 180px;
    justify-content: space-between;
}

.dropdown-button.small {
    padding: 8px 12px;
    font-size: 13px;
    min-width: 140px;
    background: var(--background);
}

.dropdown-button:hover {
    border-color: var(--primary-color);
}

.dropdown-button .dropdown-arrow {
    font-size: 10px;
    transition: transform 0.2s;
    color: var(--text-secondary);
}

.custom-dropdown.open .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s;
    z-index: 1000;
    overflow: hidden;
}

.custom-dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    padding: 12px 16px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.15s;
    font-size: 14px;
}

.dropdown-item:hover {
    background: var(--surface-hover);
    color: var(--primary-color);
}

.dropdown-item.active {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-color);
    font-weight: 600;
}

.dropdown-item.active::before {
    content: '✓ ';
    margin-right: 8px;
}

.empty-state-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 120px);
    padding: 20px;
    animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.empty-state-content {
    text-align: center;
    max-width: 600px;
}

.empty-state-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid rgba(59, 130, 246, 0.2);
    box-shadow: 0 8px 32px rgba(59, 130, 246, 0.15);
    position: relative;
    animation: pulse 3s ease-in-out infinite;
}

.empty-state-icon::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    padding: 3px;
    background: linear-gradient(135deg, var(--primary-color), #2563eb);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    opacity: 0.5;
}

.empty-state-icon i {
    font-size: 48px;
    color: var(--primary-color);
    filter: drop-shadow(0 4px 8px rgba(59, 130, 246, 0.3));
}

.empty-state-content h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.empty-state-content > p {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

.btn-large {
    padding: 16px 40px;
    font-size: 16px;
    font-weight: 600;
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.3);
    transition: all 0.3s ease;
    display: inline-flex;
    margin: 0 auto;
}

.btn-large:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.4);
}

.btn-large:active {
    transform: translateY(0);
}

.empty-state-features {
    display: flex;
    gap: 32px;
    justify-content: center;
    margin-top: 32px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 15px;
    padding: 12px 20px;
    background: rgba(59, 130, 246, 0.05);
    border-radius: 8px;
    border: 1px solid rgba(59, 130, 246, 0.1);
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: rgba(59, 130, 246, 0.08);
    border-color: rgba(59, 130, 246, 0.2);
    transform: translateY(-2px);
}

.feature-item i {
    font-size: 20px;
    color: var(--primary-color);
}

.privacy-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
}

.privacy-container h1 {
    font-size: 42px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.last-updated {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 40px;
}

.privacy-section {
    margin-bottom: 40px;
}

.privacy-section h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    margin-top: 32px;
}

.privacy-section h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    margin-top: 20px;
}

.privacy-section p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
    font-size: 15px;
}

.privacy-section ul {
    margin: 16px 0;
    padding-left: 24px;
}

.privacy-section li {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 8px;
    font-size: 15px;
}

.privacy-section li strong {
    color: var(--text-primary);
    font-weight: 600;
}

.privacy-section a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.2s;
}

.privacy-section a:hover {
    text-decoration: underline;
}

.privacy-footer {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.privacy-footer p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 15px;
}

.btn-primary {
    padding: 10px 20px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
}

.btn-primary:hover {
    background: #2563eb;
    transform: translateY(-1px);
    box-shadow: var(--glow);
}

.btn-secondary {
    padding: 10px 20px;
    background: var(--surface);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
}

.btn-secondary:hover {
    background: var(--surface-hover);
    border-color: var(--primary-color);
}

.btn-refresh {
    padding: 10px;
    background: var(--surface);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    transition: all 0.2s;
}

.btn-refresh:hover {
    background: var(--surface-hover);
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-refresh:active i {
    animation: spin 0.5s ease;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--surface);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    gap: 16px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.stat-icon.blue { background: var(--blue); }
.stat-icon.green { background: var(--green); }
.stat-icon.purple { background: var(--purple); }
.stat-icon.orange { background: var(--orange); }
.stat-icon.red { background: var(--red); }
.stat-icon.teal { background: var(--teal); }

.stat-content {
    flex: 1;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.stat-change {
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.stat-change.positive {
    color: var(--green);
}

.stat-change.negative {
    color: var(--red);
}

.charts-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin-bottom: 32px;
}

.chart-card {
    background: var(--surface);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.chart-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.chart-controls select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
    background: var(--surface);
    cursor: pointer;
}

.chart-container {
    height: 300px;
    position: relative;
}

.campaigns-list {
    max-height: 350px;
    overflow-y: auto;
}

.campaign-item {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.2s;
}

.campaign-item:hover {
    background: var(--surface-hover);
    border-radius: 8px;
}

.campaign-item:last-child {
    border-bottom: none;
}

.campaign-info h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}

.campaign-info p {
    font-size: 12px;
    color: var(--text-secondary);
}

.campaign-metric {
    text-align: right;
}

.campaign-metric .value {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.campaign-metric .label {
    font-size: 12px;
    color: var(--text-secondary);
}

.table-card {
    background: var(--surface);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.table-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.table-actions {
    display: flex;
    gap: 12px;
}

.search-input {
    padding: 10px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    width: 250px;
    outline: none;
}

.search-input:focus {
    border-color: var(--primary-color);
}

.table-container {
    overflow-x: auto;
}

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

.data-table thead {
    background: var(--surface-hover);
}

.data-table th {
    padding: 12px 16px;
    text-align: left;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
}

.data-table tbody tr:hover {
    background: var(--surface-hover);
}

.status-badge {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    display: inline-block;
}

.status-badge.active {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-badge.paused {
    background: rgba(251, 146, 60, 0.2);
    color: #fb923c;
    border: 1px solid rgba(251, 146, 60, 0.3);
}

.status-badge.inactive {
    background: rgba(248, 113, 113, 0.2);
    color: #f87171;
    border: 1px solid rgba(248, 113, 113, 0.3);
}

.action-btn {
    padding: 6px 12px;
    background: var(--surface-hover);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.action-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-secondary);
}

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

.empty-state p {
    font-size: 16px;
    margin-bottom: 8px;
}

.empty-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--surface);
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-lg);
}

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

.modal-header h3 {
    font-size: 20px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
}

.connection-status {
    margin-top: 16px;
    padding: 16px;
    background: var(--surface-hover);
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    border: 1px solid var(--border-color);
}

.connection-status i {
    color: var(--primary-color);
}

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

@media (max-width: 1200px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
}

.notification {
    position: fixed;
    top: 24px;
    right: 24px;
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow-lg);
    z-index: 10000;
    transform: translateX(400px);
    opacity: 0;
    transition: all 0.3s ease;
}

.notification.show {
    transform: translateX(0);
    opacity: 1;
}

.notification-success {
    border-left: 4px solid var(--green);
}

.notification-success i {
    color: var(--green);
}

.notification-error {
    border-left: 4px solid var(--red);
}

.notification-error i {
    color: var(--red);
}

.notification-info {
    border-left: 4px solid var(--blue);
}

.notification-info i {
    color: var(--blue);
}

.notification span {
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
}

.campaigns-header {
    margin-bottom: 24px;
}

.campaigns-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    background: var(--surface);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

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

.campaign-stat-item .stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.campaign-stat-item .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
}

.campaign-stat-item .active-count {
    color: var(--green);
}

.campaign-stat-item .paused-count {
    color: var(--orange);
}

.campaigns-filters {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.filters-left,
.filters-right {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.filter-select {
    padding: 10px 36px 10px 16px;
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    min-width: 150px;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
}

.filter-select:hover {
    border-color: var(--primary-color);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%233b82f6' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
}

.filter-select:focus {
outline: none;
border-color: var(--primary-color);
box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.date-range select {
padding: 8px 32px 8px 12px;
background: var(--surface);
border: 1px solid var(--border-color);
border-radius: 8px;
color: var(--text-primary);
font-size: 14px;
cursor: pointer;
outline: none;
transition: all 0.2s;
appearance: none;
-webkit-appearance: none;
-moz-appearance: none;
background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
background-repeat: no-repeat;
background-position: right 12px center;
    background-position: right 12px center;
}

.date-range select:hover {
    border-color: var(--primary-color);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%233b82f6' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
}

.date-range select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
}

select::-ms-expand {
    display: none;
}

select option {
    background: var(--surface);
    color: var(--text-primary);
    padding: 12px 16px;
    border: none;
}

select option:hover {
    background: var(--surface-hover);
}

select option:checked {
    background: var(--primary-color);
    color: white;
}

.campaigns-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
}

.campaign-card {
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s;
    cursor: pointer;
}

.campaign-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--glow);
    transform: translateY(-2px);
}

.campaign-card-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 16px;
}

.campaign-card-title {
    flex: 1;
}

.campaign-card-title h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    line-height: 1.4;
}

.campaign-card-title p {
    font-size: 13px;
    color: var(--text-secondary);
}

.campaign-card-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.campaign-metric {
    background: var(--background);
    padding: 12px;
    border-radius: 8px;
}

.campaign-metric-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.campaign-metric-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

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

.campaign-performance {
    display: flex;
    gap: 16px;
    font-size: 13px;
}

.performance-item {
    display: flex;
    flex-direction: column;
}

.performance-item-label {
    color: var(--text-secondary);
    font-size: 11px;
    margin-bottom: 2px;
}

.performance-item-value {
    color: var(--text-primary);
    font-weight: 600;
}

.campaign-actions {
    display: flex;
    gap: 8px;
}

.action-icon-btn {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.action-icon-btn:hover {
    background: var(--surface-hover);
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.modal-large {
    max-width: 900px;
    width: 90%;
}

.campaign-details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 24px;
}

.detail-section {
    background: var(--background);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.detail-section h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.detail-value {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 600;
}

@media (max-width: 768px) {
    .sidebar {
        width: 70px;
    }

    .logo h1,
    .nav-item span,
    .user-info {
        display: none;
    }

    .main-content {
        margin-left: 70px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

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

    .header-right {
        width: 100%;
        flex-wrap: wrap;
    }

    .search-input {
        width: 100%;
    }
    
    .notification {
        top: 12px;
        right: 12px;
        left: 12px;
    }
    
    .campaigns-filters {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filters-left,
    .filters-right {
        width: 100%;
        flex-direction: column;
    }
    
    .filter-select {
        width: 100%;
    }
    
    .campaigns-grid {
        grid-template-columns: 1fr;
    }
    
    .campaign-details-grid {
        grid-template-columns: 1fr;
    }
}