/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --border: #334155;
    --shadow: rgba(0, 0, 0, 0.3);
    --gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
}

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

/* Navigation */
.navbar {
    position: sticky;
    top: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    padding: 1rem 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-icon {
    width: 32px;
    height: 32px;
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s;
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-text {
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s;
    border-radius: 8px;
    font-family: inherit;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    padding: 0.75rem 1.5rem;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.3);
}

.btn-primary.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-primary.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

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

.btn-text {
    background: none;
    color: var(--primary);
    padding: 0.5rem;
    font-size: 0.875rem;
}

.btn-text:hover {
    color: var(--secondary);
}

/* Page System */
.page {
    display: none;
    min-height: calc(100vh - 80px);
    padding: 2rem 0;
}

.page.active {
    display: block;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero Section */
.hero-section {
    max-width: 1400px;
    margin: 0 auto;
    padding: 4rem 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    color: var(--text-primary);
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.dashboard-preview {
    width: 100%;
    max-width: 500px;
}

.preview-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px var(--shadow);
    border: 1px solid var(--border);
}

.preview-header {
    background: var(--bg-tertiary);
    padding: 1rem;
    display: flex;
    align-items: center;
}

.preview-dots {
    display: flex;
    gap: 0.5rem;
}

.preview-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--text-muted);
}

.preview-content {
    padding: 2rem;
}

.preview-chart {
    display: flex;
    align-items: flex-end;
    gap: 0.5rem;
    height: 200px;
}

.chart-bar {
    flex: 1;
    background: var(--gradient);
    border-radius: 4px 4px 0 0;
    min-height: 20px;
    animation: grow 1s ease-out;
}

@keyframes grow {
    from {
        height: 0;
    }
}

/* Features Section */
.features-section {
    padding: 6rem 2rem;
    background: var(--bg-secondary);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 4rem;
    color: var(--text-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.feature-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px var(--shadow);
}

.feature-icon {
    width: 48px;
    height: 48px;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* CTA Section */
.cta-section {
    padding: 6rem 2rem;
    text-align: center;
    background: var(--bg-primary);
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.cta-section p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Dashboard */
.dashboard-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.dashboard-header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.dashboard-actions {
    display: flex;
    gap: 1rem;
}

.select-input {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-family: inherit;
    cursor: pointer;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.stat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-trend {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--success);
}

.stat-trend.positive {
    color: var(--success);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.stat-change {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.dashboard-card {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.card-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.icon-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 6px;
    transition: all 0.2s;
}

.icon-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

/* Chart Container */
.chart-container {
    height: 300px;
    position: relative;
}

/* Platform Stats */
.platform-stats {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.platform-item {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.platform-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.platform-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
}

.platform-icon.youtube {
    background: #ff0000;
    color: white;
}

.platform-icon.tiktok {
    background: #000000;
    color: white;
}

.platform-icon.instagram {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: white;
}

.platform-name {
    font-weight: 600;
    color: var(--text-primary);
}

.platform-value {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.platform-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.platform-fill {
    height: 100%;
    background: var(--gradient);
    border-radius: 4px;
    transition: width 0.5s ease;
}

/* Content Table */
.content-table {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.table-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.table-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
    align-items: center;
}

.table-cell {
    color: var(--text-primary);
}

.content-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.content-meta {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.platform-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
}

.platform-badge.youtube {
    background: rgba(255, 0, 0, 0.2);
    color: #ff6b6b;
}

.platform-badge.tiktok {
    background: rgba(0, 0, 0, 0.3);
    color: var(--text-primary);
}

.platform-badge.instagram {
    background: rgba(225, 48, 108, 0.2);
    color: #ff6b9d;
}

.score-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.875rem;
}

.score-badge.high {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.score-badge.medium {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

/* Insights */
.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.insight-card {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: all 0.3s;
}

.insight-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px var(--shadow);
}

.insight-card.featured {
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border-color: var(--primary);
}

.insight-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.insight-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    background: var(--primary);
    color: white;
}

.insight-time {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.insight-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.insight-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.insight-metrics {
    display: flex;
    gap: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.metric {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.metric-label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.metric-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.metric-value.high {
    color: var(--success);
}

/* Platforms Page */
.platform-tabs {
    display: flex;
    gap: 0.5rem;
    background: var(--bg-secondary);
    padding: 0.25rem;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.platform-tab {
    padding: 0.5rem 1.5rem;
    background: none;
    border: none;
    color: var(--text-muted);
    font-weight: 600;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s;
    font-family: inherit;
}

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

.platform-tab.active {
    background: var(--primary);
    color: white;
}

.platform-view {
    display: none;
}

.platform-view.active {
    display: block;
}

.platform-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.platform-stat-card {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.platform-stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.platform-stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.platform-stat-change {
    font-size: 0.875rem;
    color: var(--success);
    font-weight: 600;
}

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

/* Video List */
.video-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.video-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 8px;
    border: 1px solid var(--border);
}

.video-thumb {
    width: 48px;
    height: 48px;
    background: var(--bg-tertiary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.video-info {
    flex: 1;
}

.video-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.video-stats {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.video-score {
    font-weight: 700;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.875rem;
}

.video-score.high {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.video-score.medium {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

/* Recommendations */
.recommendations-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.recommendation-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 8px;
    border: 1px solid var(--border);
}

.recommendation-icon {
    font-size: 1.5rem;
}

.recommendation-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.recommendation-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Trending List */
.trending-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.trending-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 8px;
    border: 1px solid var(--border);
}

.trending-rank {
    width: 32px;
    height: 32px;
    background: var(--bg-tertiary);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--text-primary);
}

.trending-info {
    flex: 1;
}

.trending-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.trending-usage {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.trend-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
}

.trend-badge.hot {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.trend-badge.rising {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.trend-badge {
    background: rgba(100, 116, 139, 0.2);
    color: var(--text-muted);
}

/* Hashtag List */
.hashtag-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.hashtag-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 8px;
    border: 1px solid var(--border);
}

.hashtag {
    font-weight: 600;
    color: var(--primary);
    font-size: 1rem;
}

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

.hashtag-reach {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.hashtag-engagement {
    font-size: 0.875rem;
    color: var(--success);
    font-weight: 600;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-section {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .insight-card.featured {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

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

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

    .table-header,
    .table-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .platform-tabs {
        width: 100%;
        flex-direction: column;
    }

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

/* Pricing */
.pricing-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.pricing-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.pricing-subtitle {
    color: var(--text-secondary);
}

.billing-toggle {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
}

.switch {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-tertiary);
    transition: .4s;
    border-radius: 24px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background: var(--gradient);
}

input:checked + .slider:before {
    transform: translateX(24px);
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary);
}

.badge.success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.pricing-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.pricing-card.featured {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(139, 92, 246, 0.1));
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.2);
}

.pricing-card-header h3 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.price-row {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
}

.price-period {
    color: var(--text-muted);
}

.pricing-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.full-width {
    width: 100%;
}

.pricing-footnote {
    margin-top: 2rem;
    text-align: center;
    color: var(--text-secondary);
}

.pricing-footnote a {
    color: var(--primary);
}

/* Auth */
.auth-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.auth-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.auth-header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.auth-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.auth-form input,
.auth-form select,
.auth-form textarea {
    width: 100%;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    font-family: inherit;
}

.auth-form label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.form-helper {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.form-helper a {
    color: var(--primary);
}

.form-status {
    font-size: 0.85rem;
    margin-top: 0.5rem;
    color: var(--text-secondary);
}

.form-status[data-state="error"] {
    color: var(--danger);
}

.form-status[data-state="success"] {
    color: var(--success);
}

.social-auth {
    text-align: center;
}

.social-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 1rem 0;
    flex-wrap: wrap;
}

.social-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.75rem 1.5rem;
    border-radius: 999px;
    cursor: pointer;
    transition: all 0.2s;
}

.social-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* Account */
.account-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.account-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.subscription-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.subscription-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 8px;
    border: 1px solid var(--border);
}

.subscription-plan {
    font-weight: 600;
}

.subscription-details {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.orders-table {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.orders-table .table-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
    font-size: 0.95rem;
}

.orders-table .table-header {
    text-transform: uppercase;
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
}

.gdpr-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.gdpr-form textarea {
    resize: vertical;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

@media (max-width: 768px) {
    .pricing-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .orders-table .table-row {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .account-actions {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}

/* About Page */
.about-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem 0;
}

.about-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-section {
    margin-bottom: 3rem;
}

.about-section h2 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.about-section p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.about-list {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.about-list li {
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    line-height: 1.7;
}

.about-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

.contact-info {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.contact-info p {
    margin-bottom: 0.75rem;
}

.contact-info a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s;
}

.contact-info a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Legal Pages (Terms, Privacy) */
.legal-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 0;
}

.legal-section {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border);
}

.legal-section:last-child {
    border-bottom: none;
}

.legal-section h2 {
    color: var(--primary);
    font-size: 1.8rem;
    margin-bottom: 1rem;
    margin-top: 2rem;
}

.legal-section h3 {
    color: var(--text-primary);
    font-size: 1.3rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.legal-section p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.legal-section ul {
    margin: 1rem 0;
    padding-left: 2rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.legal-section ul li {
    margin-bottom: 0.5rem;
}

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

.legal-section a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.text-muted {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Navigation Footer Links */
.nav-footer {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: 2rem;
    padding: 0.5rem 0;
}

.nav-footer-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s;
}

.nav-footer-link:hover {
    color: var(--text-secondary);
}

.nav-footer-separator {
    color: var(--text-muted);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .nav-footer {
        margin-left: 0;
        margin-top: 1rem;
        justify-content: center;
    }
    
    .legal-content {
        padding: 1rem;
    }
    
    .legal-section h2 {
        font-size: 1.5rem;
    }
    
    .legal-section h3 {
        font-size: 1.1rem;
    }
}

/* Auth Redirect Page */
.auth-redirect-content {
    text-align: center;
    padding: 2rem 0;
}

/* API Redirect Page */
.api-redirect-content {
    max-width: 800px;
    margin: 0 auto;
}

.api-redirect-content pre {
    font-size: 0.875rem;
    line-height: 1.6;
    max-height: 400px;
    overflow-y: auto;
}

/* Loading Spinner */
.loading-spinner {
    width: 40px;
    height: 40px;
    margin: 2rem auto;
    border: 4px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.auth-redirect-content .loading-spinner,
.api-redirect-content .loading-spinner {
    margin: 1rem auto;
}

/* Responsive adjustments for new pages */
@media (max-width: 768px) {
    .about-header {
        padding: 1rem 0;
    }

    .about-section h2 {
        font-size: 1.5rem;
    }

    .contact-info {
        padding: 1rem;
    }
}