/* POB Report - Main Stylesheet */

/* CSS Variables for theming */
:root {
    /* Modern Theme (default) */
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent: #00d4ff;
    --border: #333333;

    /* POB Colors */
    --pob-low: #22c55e;
    --pob-medium: #f59e0b;
    --pob-high: #dc2626;

    /* Bias Colors */
    --bias-left: #3b82f6;
    --bias-center: #8b5cf6;
    --bias-right: #ef4444;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Courier New', monospace;

    /* Breakpoints */
    --mobile: 375px;
    --tablet: 768px;
    --desktop: 1200px;
}

/* Classic Theme */
.theme-classic {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #eeeeee;
    --text-primary: #000000;
    --text-secondary: #666666;
    --accent: #0000ff;
    --border: #cccccc;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Header */
.header {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: var(--desktop);
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.view-toggle {
    display: flex;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.toggle-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    transition: background 0.2s;
}

.toggle-btn.active {
    background: var(--accent);
    color: var(--bg-primary);
}

.theme-toggle {
    background: transparent;
    border: 1px solid var(--border);
    padding: var(--spacing-sm);
    border-radius: 4px;
    cursor: pointer;
    font-size: 1.2rem;
}

/* User Menu */
.user-menu {
    position: relative;
}

.user-menu-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 4px;
    color: var(--text-primary);
    cursor: pointer;
}

.user-menu-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 4px;
    min-width: 150px;
    display: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.user-menu:hover .user-menu-dropdown {
    display: block;
}

.user-menu-dropdown a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
}

.user-menu-dropdown a:hover {
    background: var(--bg-tertiary);
    text-decoration: none;
}

.user-menu-dropdown hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: var(--spacing-xs) 0;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 4px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg-primary);
}

.btn-primary:hover {
    opacity: 0.9;
    text-decoration: none;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-primary);
}

.btn-outline:hover {
    background: var(--bg-tertiary);
    text-decoration: none;
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    margin: 5px 0;
}

/* Main Content */
.main-content {
    flex: 1;
    max-width: var(--desktop);
    margin: 0 auto;
    padding: var(--spacing-lg);
    width: 100%;
}

/* Flash Messages */
.flash-messages {
    margin-bottom: var(--spacing-lg);
}

.flash {
    padding: var(--spacing-md);
    border-radius: 4px;
    margin-bottom: var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.flash-success {
    background: rgba(34, 197, 94, 0.2);
    border: 1px solid var(--pob-low);
}

.flash-error {
    background: rgba(220, 38, 38, 0.2);
    border: 1px solid var(--pob-high);
}

.flash-info {
    background: rgba(0, 212, 255, 0.2);
    border: 1px solid var(--accent);
}

.flash-close {
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 1.2rem;
}

/* Homepage Layout */
.homepage {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-xl);
}

/* Stats Bar */
.stats-bar {
    grid-column: 1 / -1;
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: 8px;
    margin-bottom: var(--spacing-lg);
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
}

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

.stat-distribution {
    display: flex;
    gap: var(--spacing-md);
}

.stat-low { color: var(--pob-low); }
.stat-medium { color: var(--pob-medium); }
.stat-high { color: var(--pob-high); }

/* POB Badge */
.pob-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    font-weight: 700;
    font-size: 0.875rem;
}

.pob-badge.small {
    font-size: 0.75rem;
    padding: 2px 6px;
}

.pob-low { background: var(--pob-low); color: white; }
.pob-medium { background: var(--pob-medium); color: white; }
.pob-high { background: var(--pob-high); color: white; }
.pob-unknown { background: var(--border); color: var(--text-secondary); }

/* Breaking Badge */
.breaking-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--pob-high);
    color: white;
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Source Badge */
.source-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    font-size: 0.75rem;
    background: var(--bg-tertiary);
    text-decoration: none;
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}

.source-badge:hover {
    background: var(--accent);
    color: var(--bg-primary);
    text-decoration: none;
    transform: translateY(-1px);
}

a.source-mini {
    text-decoration: none;
    color: var(--text-secondary);
    cursor: pointer;
}

a.source-mini:hover {
    color: var(--accent);
    text-decoration: underline;
}

.bias-left { border-left: 3px solid var(--bias-left); }
.bias-center { border-left: 3px solid var(--bias-center); }
.bias-right { border-left: 3px solid var(--bias-right); }

/* Filter Banner */
.filter-banner {
    grid-column: 1 / -1;
    background: var(--bg-secondary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid var(--accent);
}

/* Featured Article */
.featured-section {
    margin-bottom: var(--spacing-xl);
}

.featured-article {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: var(--spacing-xl);
}

.featured-title {
    font-size: 2rem;
    margin: var(--spacing-md) 0;
}

.featured-title a {
    color: var(--text-primary);
}

.featured-meta {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.featured-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Article Cards */
.article-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.article-card {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: var(--spacing-lg);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.card-title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.card-title a {
    color: var(--text-primary);
}

.card-meta {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    font-size: 0.875rem;
}

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

/* Link Columns */
.link-columns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.link-article {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    align-items: center;
}

.link-article a {
    flex: 1;
    color: var(--text-primary);
}

.source-mini {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Sidebar */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.sidebar-widget {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: var(--spacing-lg);
}

.sidebar-widget h3 {
    margin-bottom: var(--spacing-md);
}

.scale-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.scale-badge {
    width: 60px;
    text-align: center;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--bg-secondary);
    border-radius: 8px;
}

.empty-state h2 {
    margin-bottom: var(--spacing-md);
}

.empty-state p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: var(--spacing-lg);
    margin-top: auto;
}

.footer-content {
    max-width: var(--desktop);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-nav {
    display: flex;
    gap: var(--spacing-lg);
}

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

/* Responsive */
@media (max-width: 1024px) {
    .homepage {
        grid-template-columns: 1fr;
    }

    .sidebar {
        display: none;
    }
}

@media (max-width: 768px) {
    .article-cards {
        grid-template-columns: 1fr;
    }

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

    .main-nav {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .stats-bar {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .featured-title {
        font-size: 1.5rem;
    }

    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

/* Classic Theme Overrides */
.theme-classic {
    font-family: Georgia, 'Times New Roman', serif;
}

.theme-classic .header {
    text-align: center;
    padding: var(--spacing-lg);
}

.theme-classic .logo {
    font-size: 2.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.theme-classic .featured-title {
    text-transform: uppercase;
    font-weight: 900;
}

.theme-classic .link-article a {
    text-transform: uppercase;
    font-size: 0.875rem;
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 1rem;
}

.form-input:focus {
    outline: none;
    border-color: var(--accent);
}

.form-error {
    color: var(--pob-high);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

/* Accessibility */
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Auth Forms */
.auth-container {
    max-width: 400px;
    margin: var(--spacing-xl) auto;
    padding: var(--spacing-xl);
    background: var(--bg-secondary);
    border-radius: 8px;
}

.auth-container h1 {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.auth-container > p {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.auth-form .form-group {
    margin-bottom: var(--spacing-md);
}

.auth-form label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--text-primary);
}

.auth-form input[type="text"],
.auth-form input[type="email"],
.auth-form input[type="password"],
.profile-form input[type="text"],
.profile-form input[type="email"],
.profile-form input[type="password"],
.profile-form select {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 1rem;
}

.auth-form input:focus,
.profile-form input:focus,
.profile-form select:focus {
    outline: none;
    border-color: var(--accent);
}

.auth-form .form-hint,
.profile-form .form-hint {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

.auth-form .form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.auth-form .form-options label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: normal;
}

.auth-form button[type="submit"],
.profile-form button[type="submit"] {
    width: 100%;
    padding: var(--spacing-md);
    font-size: 1rem;
    margin-top: var(--spacing-sm);
}

.auth-form .auth-link {
    text-align: center;
    margin-top: var(--spacing-lg);
    color: var(--text-secondary);
}

/* Account Pages */
.account-container {
    max-width: 900px;
    margin: 0 auto;
}

.account-header {
    margin-bottom: var(--spacing-xl);
}

.account-header h1 {
    margin-bottom: var(--spacing-xs);
}

.account-header p {
    color: var(--text-secondary);
}

.account-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.account-card {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: 8px;
}

.account-card h2 {
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.account-info {
    margin-bottom: var(--spacing-lg);
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border);
}

.info-label {
    color: var(--text-secondary);
}

.info-value {
    font-weight: 500;
}

.subscription-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.tier-free { background: var(--bg-tertiary); color: var(--text-secondary); }
.tier-basic { background: var(--pob-low); color: white; }
.tier-pro { background: var(--pob-medium); color: white; }
.tier-unlimited { background: var(--accent); color: var(--bg-primary); }

.subscription-cta {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.status-active { color: var(--pob-low); }
.status-trialing { color: var(--accent); }
.status-past_due { color: var(--pob-medium); }
.status-canceled { color: var(--pob-high); }

/* Profile Page */
.profile-sections {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.profile-form {
    margin-top: var(--spacing-md);
}

.profile-form .form-group {
    margin-bottom: var(--spacing-md);
}

.profile-form label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--text-primary);
}

.disabled-input {
    opacity: 0.6;
    cursor: not-allowed;
}

.back-link {
    margin-top: var(--spacing-lg);
}

/* Account Danger Zone */
.account-danger-zone {
    background: rgba(220, 38, 38, 0.1);
    border: 1px solid var(--pob-high);
    border-radius: 8px;
    padding: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.account-danger-zone h3 {
    color: var(--pob-high);
    margin-bottom: var(--spacing-sm);
}

.account-danger-zone p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.btn-danger {
    background: var(--pob-high);
    color: white;
}

.btn-danger:hover {
    opacity: 0.9;
    text-decoration: none;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-secondary);
    padding: var(--spacing-xl);
    border-radius: 8px;
    max-width: 500px;
    width: 90%;
}

.modal-content h2 {
    margin-bottom: var(--spacing-md);
}

.modal-content ul {
    list-style: disc;
    padding-left: var(--spacing-xl);
    margin: var(--spacing-md) 0;
    color: var(--text-secondary);
}

.modal-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-lg);
}

/* Dashboard */
.dashboard-container {
    max-width: 1000px;
    margin: 0 auto;
}

.dashboard-header {
    margin-bottom: var(--spacing-xl);
}

.dashboard-header h1 {
    margin-bottom: var(--spacing-xs);
}

.dashboard-header p {
    color: var(--text-secondary);
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: 8px;
    text-align: center;
}

.stat-card h3 {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
}

.stat-card .stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
}

.stat-card p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: var(--spacing-sm);
}

.dashboard-section {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: 8px;
    margin-bottom: var(--spacing-lg);
}

.dashboard-section h2 {
    margin-bottom: var(--spacing-md);
}

.pob-distribution {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
}

.pob-distribution > div {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 4px;
    font-weight: 600;
}

.upgrade-cta {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border: 1px solid var(--accent);
}

.upgrade-cta h3 {
    color: var(--accent);
}

.upgrade-cta p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

@media (max-width: 768px) {
    .account-grid {
        grid-template-columns: 1fr;
    }

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

    .pob-distribution {
        flex-direction: column;
        align-items: center;
    }
}

/* Account Tabs */
.account-tabs {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--border);
    padding-bottom: var(--spacing-sm);
    flex-wrap: wrap;
}

.account-tab {
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 4px 4px 0 0;
    transition: all 0.2s;
    font-weight: 500;
    border-bottom: 2px solid transparent;
}

.account-tab:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
    text-decoration: none;
}

.account-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    background: var(--bg-secondary);
}

.account-tab-content {
    margin-bottom: var(--spacing-xl);
}

.account-overview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.overview-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

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

.overview-value {
    font-weight: 500;
}

@media (max-width: 768px) {
    .account-tabs {
        flex-direction: column;
        gap: 0;
    }

    .account-tab {
        border-radius: 0;
        border-bottom: 1px solid var(--border);
        padding: var(--spacing-md);
    }

    .account-tab.active {
        background: var(--bg-tertiary);
        border-left: 3px solid var(--accent);
    }

    .account-overview-grid {
        grid-template-columns: 1fr;
    }
}

/* Sources Page Tabs */
.sources-container {
    max-width: 900px;
    margin: 0 auto;
}

.sources-header {
    margin-bottom: var(--spacing-xl);
}

.sources-header h1 {
    margin-bottom: var(--spacing-xs);
}

.sources-header p {
    color: var(--text-secondary);
}

.source-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.source-item {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.source-info {
    flex: 1;
}

.source-name {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.source-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.source-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* Popular Sources Section */
.popular-sources-section {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.1), rgba(0, 212, 255, 0.1));
    border: 1px solid var(--pob-low);
    border-radius: 12px;
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.popular-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.popular-header h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.popular-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.popular-sources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.popular-source-card {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    transition: transform 0.2s, box-shadow 0.2s;
}

.popular-source-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.popular-source-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.popular-source-info .source-name {
    font-weight: 600;
    font-size: 1rem;
}

.popular-source-stats {
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.popular-source-stats .subscribers {
    color: var(--pob-low);
    font-weight: 500;
}

.popular-source-card .btn {
    margin-top: auto;
    width: 100%;
}

/* Notifications Page */
.notifications-container {
    max-width: 700px;
    margin: 0 auto;
}

.notification-section {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: 8px;
    margin-bottom: var(--spacing-lg);
}

.notification-section h2 {
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.notification-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border);
}

.notification-option:last-child {
    border-bottom: none;
}

.notification-label {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.notification-label span:first-child {
    font-weight: 500;
}

.notification-label span:last-child {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    width: 50px;
    height: 26px;
}

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

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-tertiary);
    border-radius: 26px;
    transition: 0.3s;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background: var(--text-secondary);
    border-radius: 50%;
    transition: 0.3s;
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--accent);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(24px);
    background: white;
}

/* Subscription Page */
.subscription-container {
    max-width: 900px;
    margin: 0 auto;
}

.subscription-header {
    margin-bottom: var(--spacing-xl);
}

.subscription-header h1 {
    margin-bottom: var(--spacing-xs);
}

.subscription-header p {
    color: var(--text-secondary);
}

.current-plan {
    background: var(--bg-secondary);
    padding: var(--spacing-xl);
    border-radius: 8px;
    margin-bottom: var(--spacing-xl);
    border: 1px solid var(--accent);
}

.current-plan h2 {
    margin-bottom: var(--spacing-md);
}

.plan-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.plan-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.plan-info label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.plan-info span {
    font-weight: 500;
}

.plan-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.plan-card {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: 8px;
    text-align: center;
    border: 2px solid transparent;
    transition: border-color 0.2s;
}

.plan-card:hover {
    border-color: var(--accent);
}

.plan-card.current {
    border-color: var(--accent);
}

.plan-card h3 {
    margin-bottom: var(--spacing-sm);
}

.plan-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: var(--spacing-md);
}

.plan-price span {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.plan-features {
    list-style: none;
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.plan-features li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.plan-features li::before {
    content: "✓ ";
    color: var(--pob-low);
}

@media (max-width: 768px) {
    .plan-cards {
        grid-template-columns: 1fr;
    }

    .plan-details {
        grid-template-columns: 1fr;
    }
}

/* Admin Pages */
.admin-container {
    max-width: 1200px;
    margin: 0 auto;
}

.admin-header {
    margin-bottom: var(--spacing-xl);
}

.admin-header h1 {
    margin-bottom: var(--spacing-xs);
}

.admin-header p {
    color: var(--text-secondary);
}

.admin-section {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: 8px;
    margin-bottom: var(--spacing-lg);
}

.admin-section h2 {
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.stat-details {
    display: flex;
    gap: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-sm);
}

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

.admin-table th,
.admin-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.admin-table th {
    background: var(--bg-tertiary);
    font-weight: 600;
    font-size: 0.875rem;
}

.admin-table tr:hover {
    background: var(--bg-tertiary);
}

.status-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

.status-active, .status-success {
    background: rgba(34, 197, 94, 0.2);
    color: var(--pob-low);
}

.status-trialing {
    background: rgba(0, 212, 255, 0.2);
    color: var(--accent);
}

.status-error, .status-failed {
    background: rgba(220, 38, 38, 0.2);
    color: var(--pob-high);
}

.status-pending, .status-warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--pob-medium);
}

.status-healthy {
    background: rgba(34, 197, 94, 0.2);
    color: var(--pob-low);
}

/* System Health Section */
.system-health {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: 8px;
    margin-bottom: var(--spacing-lg);
}

.system-health h2 {
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.health-indicators {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-md);
}

.health-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: 6px;
}

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

.health-status, .health-value {
    font-size: 0.95rem;
    font-weight: 500;
}

.health-value {
    color: var(--text-primary);
}

.admin-nav-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.admin-nav-card {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: 8px;
    text-decoration: none;
    border: 1px solid var(--border);
    transition: border-color 0.2s;
}

.admin-nav-card:hover {
    border-color: var(--accent);
    text-decoration: none;
}

.admin-nav-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.admin-nav-card p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.filter-form {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.filter-form label {
    font-weight: 500;
}

.log-details pre {
    background: var(--bg-tertiary);
    padding: var(--spacing-sm);
    border-radius: 4px;
    font-size: 0.75rem;
    max-width: 300px;
    overflow-x: auto;
    white-space: pre-wrap;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.page-info {
    color: var(--text-secondary);
}

.empty-message {
    color: var(--text-secondary);
    font-style: italic;
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .admin-table {
        display: block;
        overflow-x: auto;
    }

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

/* Leaderboard Page */
.leaderboard-filters {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.filter-group label {
    font-weight: 500;
    color: var(--text-secondary);
}

.filter-group select {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 4px;
    cursor: pointer;
}

.filter-group select:focus {
    outline: none;
    border-color: var(--accent);
}

.leaderboard-table {
    background: var(--bg-secondary);
    border-radius: 8px;
    overflow: hidden;
}

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

.data-table th,
.data-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.data-table th {
    background: var(--bg-tertiary);
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

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

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

.rank-cell {
    text-align: center;
    width: 60px;
}

.rank-medal {
    display: inline-flex;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
}

.rank-medal.gold {
    background: linear-gradient(135deg, #ffd700, #ffaa00);
    color: #333;
}

.rank-medal.silver {
    background: linear-gradient(135deg, #c0c0c0, #a0a0a0);
    color: #333;
}

.rank-medal.bronze {
    background: linear-gradient(135deg, #cd7f32, #a0522d);
    color: white;
}

.source-cell a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
}

.source-cell a:hover {
    text-decoration: underline;
}

.author-cell {
    font-weight: 500;
}

.bs-ratio, .avg-pob {
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
}

.bs-ratio.pob-high, .avg-pob.pob-high {
    background: rgba(220, 38, 38, 0.2);
    color: var(--pob-high);
}

.bs-ratio.pob-medium, .avg-pob.pob-medium {
    background: rgba(245, 158, 11, 0.2);
    color: var(--pob-medium);
}

.bs-ratio.pob-low, .avg-pob.pob-low {
    background: rgba(34, 197, 94, 0.2);
    color: var(--pob-low);
}

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

    .data-table {
        display: block;
        overflow-x: auto;
    }
}

/* Error Pages */
.error-container {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
}

.error-content {
    text-align: center;
    max-width: 500px;
}

.error-code {
    font-size: 8rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
    margin-bottom: var(--spacing-md);
}

.error-content h1 {
    margin-bottom: var(--spacing-md);
    font-size: 2rem;
}

.error-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    font-size: 1.125rem;
}

.error-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

@media (max-width: 480px) {
    .error-code {
        font-size: 5rem;
    }

    .error-content h1 {
        font-size: 1.5rem;
    }

    .error-actions {
        flex-direction: column;
    }
}

/* Tier Distribution Chart */
.tier-chart {
    padding: var(--spacing-md) 0;
}

.chart-row {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
    gap: var(--spacing-md);
}

.chart-label {
    width: 100px;
    font-weight: 500;
    text-align: right;
    flex-shrink: 0;
}

.chart-bar-container {
    flex: 1;
    height: 28px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.chart-bar {
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
    min-width: 4px;
}

.chart-bar-free {
    background: linear-gradient(135deg, #6b7280, #4b5563);
}

.chart-bar-basic {
    background: linear-gradient(135deg, var(--pob-low), #16a34a);
}

.chart-bar-pro {
    background: linear-gradient(135deg, var(--pob-medium), #d97706);
}

.chart-bar-unlimited {
    background: linear-gradient(135deg, var(--accent), #0284c7);
}

.chart-value {
    width: 100px;
    font-weight: 600;
    font-size: 0.95rem;
    flex-shrink: 0;
}

.chart-total {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .chart-row {
        flex-wrap: wrap;
    }

    .chart-label {
        width: 80px;
        text-align: left;
    }

    .chart-value {
        width: auto;
        text-align: right;
    }
}

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    font-size: 0.875rem;
    flex-wrap: wrap;
}

.breadcrumbs a {
    color: var(--accent);
    text-decoration: none;
    transition: opacity 0.2s;
}

.breadcrumbs a:hover {
    text-decoration: underline;
}

.breadcrumb-separator {
    color: var(--text-secondary);
}

.breadcrumb-current {
    color: var(--text-secondary);
}

/* =====================================================
   MOBILE TOUCH TARGETS - WCAG 2.5.5 Compliance
   Minimum tap target size: 44x44px
   ===================================================== */

@media (max-width: 768px) {
    /* ========== General Touch Target Improvements ========== */

    /* Logo - ensure minimum touch target */
    .logo {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        padding: var(--spacing-xs) 0;
    }

    /* All buttons must be at least 44x44px */
    .btn,
    button,
    input[type="submit"],
    input[type="button"] {
        min-height: 44px;
        min-width: 44px;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .btn-sm {
        min-height: 44px;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    /* Mobile menu button - increase tap area */
    .mobile-menu-btn {
        min-width: 48px;
        min-height: 48px;
        padding: var(--spacing-md);
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* ========== Form Inputs ========== */

    /* All form inputs must have minimum height */
    input[type="text"],
    input[type="email"],
    input[type="password"],
    input[type="search"],
    input[type="tel"],
    input[type="url"],
    input[type="number"],
    select,
    textarea,
    .form-input,
    .search-input,
    .sort-select {
        min-height: 44px;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 16px; /* Prevents iOS zoom on focus */
    }

    /* Checkbox and radio inputs - increase tap area */
    input[type="checkbox"],
    input[type="radio"] {
        min-width: 24px;
        min-height: 24px;
        margin: 10px;
    }

    /* Label wrapping checkbox/radio - make full area tappable */
    label:has(input[type="checkbox"]),
    label:has(input[type="radio"]) {
        min-height: 44px;
        display: flex;
        align-items: center;
        gap: var(--spacing-sm);
        padding: var(--spacing-xs) 0;
    }

    /* ========== Navigation Links ========== */

    /* Footer navigation links */
    .footer-nav a {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .footer-nav {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }

    /* Account tabs - mobile touch friendly */
    .account-tab {
        min-height: 48px;
        display: flex;
        align-items: center;
    }

    /* User menu dropdown items */
    .user-menu-dropdown a {
        min-height: 44px;
        display: flex;
        align-items: center;
        padding: var(--spacing-md);
    }

    /* ========== Source Badges ========== */

    /* Source badges need larger tap targets on mobile */
    .source-badge {
        min-height: 44px;
        padding: var(--spacing-sm) var(--spacing-md);
        display: inline-flex;
        align-items: center;
        font-size: 0.875rem;
    }

    /* Source mini links in article listings */
    a.source-mini,
    .source-mini {
        min-height: 44px;
        padding: var(--spacing-sm) 0;
        display: inline-flex;
        align-items: center;
        font-size: 0.875rem;
    }

    /* Source links on sources page */
    .source-link {
        min-height: 44px;
        padding: var(--spacing-sm) var(--spacing-md);
        display: inline-flex;
        align-items: center;
    }

    /* ========== Article Links ========== */

    /* Link articles in columns */
    .link-article {
        min-height: 48px;
        padding: var(--spacing-md) 0;
    }

    .link-article a {
        padding: var(--spacing-xs) 0;
    }

    /* Card titles */
    .card-title a {
        display: block;
        padding: var(--spacing-xs) 0;
    }

    /* Featured article title */
    .featured-title a {
        display: block;
        padding: var(--spacing-xs) 0;
    }

    /* ========== Auth Pages ========== */

    /* Forgot password and other auth links */
    .forgot-link,
    .auth-link a,
    .auth-form a {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        padding: var(--spacing-sm);
    }

    /* Auth form submit button */
    .auth-form button[type="submit"],
    .profile-form button[type="submit"] {
        min-height: 48px;
    }

    /* Auth footer links (Create account, etc.) */
    .auth-footer a,
    .auth-footer p a {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        padding: var(--spacing-sm);
    }

    /* Checkbox label containers */
    .checkbox-group,
    .checkbox-label {
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    /* ========== Toggle Controls ========== */

    /* View toggle buttons */
    .toggle-btn {
        min-height: 44px;
        min-width: 44px;
        padding: var(--spacing-md);
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* Theme toggle */
    .theme-toggle {
        min-width: 44px;
        min-height: 44px;
        padding: var(--spacing-md);
    }

    /* Toggle switch container */
    .toggle-switch {
        width: 58px;
        height: 44px;
        padding: 9px 4px;
    }

    /* ========== POB Badges ========== */

    .pob-badge {
        min-height: 32px;
        padding: var(--spacing-xs) var(--spacing-md);
        display: inline-flex;
        align-items: center;
    }

    /* ========== Pagination ========== */

    .pagination a,
    .pagination button,
    .pagination .btn {
        min-width: 44px;
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    /* ========== Flash Message Close Button ========== */

    .flash-close {
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* ========== Filter Controls ========== */

    .filter-form select,
    .filter-form input,
    .filter-form button {
        min-height: 44px;
    }

    .filter-group select {
        min-height: 44px;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    /* ========== Popular Sources Cards ========== */

    .popular-source-card .btn {
        min-height: 44px;
    }

    /* ========== Admin Tables ========== */

    .admin-table td a,
    .data-table td a {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    /* ========== Modal Buttons ========== */

    .modal-actions .btn {
        min-height: 44px;
        min-width: 80px;
    }

    /* ========== Search Components ========== */

    .search-input {
        min-height: 44px;
    }

    /* ========== Ensure Adequate Spacing Between Tap Targets ========== */

    /* Add more vertical spacing between stacked touch targets */
    .source-item {
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
    }

    .source-actions {
        gap: var(--spacing-md);
    }

    /* Card meta - increase spacing */
    .card-meta {
        gap: var(--spacing-md);
        flex-wrap: wrap;
    }

    /* Featured meta - increase spacing */
    .featured-meta {
        gap: var(--spacing-md);
        flex-wrap: wrap;
    }

    /* Link article spacing */
    .link-columns {
        gap: var(--spacing-md);
    }
}

/* ========== Extra Small Mobile (< 375px) ========== */
@media (max-width: 375px) {
    /* Even more aggressive touch targets for small phones */
    .btn,
    button {
        min-height: 48px;
        width: 100%;
    }

    .footer-nav {
        flex-direction: column;
        align-items: center;
    }

    .footer-nav a {
        width: 100%;
        justify-content: center;
    }
}