/**
 * Veritas Fact-Check Engine - Main Stylesheet
 *
 * Matches React app design with security/credibility-focused UX.
 *
 * @package Veritas
 * @since 1.0.0
 */

/* ==========================================================================
   CSS Variables & Root - MATCHING REACT APP
   ========================================================================== */

:root {
    /* Colors - Light Mode (from React app) */
    --paper-bg: #fdfcfb;
    --paper-secondary: #f8f7f6;
    --paper-tertiary: #f3f2f1;
    --ink-text: #121212;
    --ink-secondary: #4a4a4a;
    --ink-muted: #6b6b6b;
    --accent-red: #b91c1c;
    --accent-red-hover: #991b1b;
    --accent-red-light: rgba(185, 28, 28, 0.1);
    --border-color: #e5e5e5;
    --border-dark: #d4d4d4;

    /* Verdict Colors - WCAG AA Compliant */
    --verdict-true: #15803d;
    --verdict-true-bg: rgba(21, 128, 61, 0.1);
    --verdict-false: #b91c1c;
    --verdict-false-bg: rgba(185, 28, 28, 0.1);
    --verdict-misleading: #c2410c;
    --verdict-misleading-bg: rgba(194, 65, 12, 0.1);
    --verdict-partial: #a16207;
    --verdict-partial-bg: rgba(161, 98, 7, 0.1);
    --verdict-unverified: #525252;
    --verdict-unverified-bg: rgba(82, 82, 82, 0.1);

    /* Confidence Colors */
    --confidence-high: #15803d;
    --confidence-medium: #a16207;
    --confidence-low: #c2410c;
    --confidence-very-low: #b91c1c;

    /* Typography - Exact React App Fonts */
    --font-heading: 'Newsreader', Georgia, serif;
    --font-body: 'Public Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-prose: 'Lora', Georgia, serif;
    --font-mono: 'JetBrains Mono', Consolas, 'Courier New', monospace;

    /* Layout - Narrower like React app */
    --container-width: 1200px;
    --content-width: 820px;
    --container-padding: 1.5rem;
    --section-spacing: 4rem;
    --card-spacing: 1.5rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Shadows - Document paper effect */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-paper:
        0 1px 1px rgba(0, 0, 0, 0.02),
        0 2px 4px rgba(0, 0, 0, 0.02),
        0 4px 8px rgba(0, 0, 0, 0.02),
        0 8px 16px rgba(0, 0, 0, 0.02),
        0 16px 32px rgba(0, 0, 0, 0.02);
    --shadow-paper-hover:
        0 1px 1px rgba(0, 0, 0, 0.03),
        0 2px 4px rgba(0, 0, 0, 0.03),
        0 4px 8px rgba(0, 0, 0, 0.03),
        0 8px 16px rgba(0, 0, 0, 0.03),
        0 16px 32px rgba(0, 0, 0, 0.03),
        0 32px 64px rgba(0, 0, 0, 0.03);

    /* Glassmorphism */
    --glass-bg: rgba(253, 252, 251, 0.85);
    --glass-border: rgba(255, 255, 255, 0.5);

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

/* Dark Mode Variables - EXACT REACT APP COLORS */
[data-theme="dark"] {
    --paper-bg: #050505;
    --paper-secondary: #0a0a0a;
    --paper-tertiary: #111111;
    --ink-text: #e2e8f0;
    --ink-secondary: #94a3b8;
    --ink-muted: #64748b;
    --accent-red: #dc2626;
    --accent-red-hover: #ef4444;
    --accent-red-light: rgba(220, 38, 38, 0.15);
    --border-color: #1e1e1e;
    --border-dark: #2a2a2a;

    /* Glassmorphism dark */
    --glass-bg: rgba(5, 5, 5, 0.85);
    --glass-border: rgba(255, 255, 255, 0.1);

    /* Shadows dark */
    --shadow-paper:
        0 1px 1px rgba(0, 0, 0, 0.1),
        0 2px 4px rgba(0, 0, 0, 0.1),
        0 4px 8px rgba(0, 0, 0, 0.1);
}

/* ==========================================================================
   Base Styles
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--ink-text);
    background-color: var(--paper-bg);
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* Scanline effect (subtle, from React app) */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.01) 2px,
        rgba(0, 0, 0, 0.01) 4px
    );
    z-index: 9999;
    opacity: 0.3;
}

[data-theme="dark"] body::after {
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(255, 255, 255, 0.005) 2px,
        rgba(255, 255, 255, 0.005) 4px
    );
    opacity: 0.5;
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.25;
    margin-top: 0;
    color: var(--ink-text);
    letter-spacing: -0.02em;
}

h1 { font-size: 2.5rem; font-weight: 700; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-top: 0;
    margin-bottom: 1rem;
}

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

a:hover {
    color: var(--accent-red-hover);
}

a:focus-visible {
    outline: 2px solid var(--accent-red);
    outline-offset: 2px;
    border-radius: 2px;
}

/* Prose typography class */
.prose {
    font-family: var(--font-prose);
    font-size: 1.125rem;
    line-height: 1.8;
}

/* Monospace */
.mono, code, pre {
    font-family: var(--font-mono);
}

/* ==========================================================================
   Layout
   ========================================================================== */

.site {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.site-main {
    flex: 1;
    padding: var(--section-spacing) 0;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Narrow content container (for articles) */
.container-narrow {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ==========================================================================
   Signal Ticker
   ========================================================================== */

.signal-ticker {
    background: var(--accent-red);
    color: white;
    padding: 0.5rem 0;
    overflow: hidden;
    position: relative;
    font-size: 0.8125rem;
}

.ticker-content {
    display: flex;
    gap: 3rem;
    animation: ticker-scroll 30s linear infinite;
    white-space: nowrap;
}

.ticker-item {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
}

.ticker-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.ticker-badge.flash { background: rgba(255, 255, 255, 0.35); }
.ticker-badge.alert { background: rgba(251, 191, 36, 0.6); color: #000; }
.ticker-badge.update { background: rgba(59, 130, 246, 0.6); }

@keyframes ticker-scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ==========================================================================
   Header - Glassmorphism (React app style)
   ========================================================================== */

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--glass-bg);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.header-inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    gap: 2rem;
}

/* Site Branding */
.site-branding {
    flex-shrink: 0;
}

.site-title-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--ink-text);
    text-decoration: none;
}

.site-logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.shield-icon {
    width: 32px;
    height: 32px;
    color: var(--accent-red);
}

.site-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0;
}

.site-description {
    position: absolute;
    clip: rect(1px, 1px, 1px, 1px);
}

/* Primary Navigation */
.main-navigation {
    display: none;
}

@media (min-width: 768px) {
    .main-navigation {
        display: block;
    }
}

.primary-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.primary-menu li a {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--ink-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.primary-menu li a:hover,
.primary-menu li.current-menu-item a {
    color: var(--ink-text);
    background: var(--paper-secondary);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border: none;
    background: transparent;
    color: var(--ink-secondary);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    background: var(--paper-secondary);
    color: var(--ink-text);
}

.theme-toggle:focus-visible {
    outline: 2px solid var(--accent-red);
    outline-offset: 2px;
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
}

.moon-icon { display: none; }

[data-theme="dark"] .sun-icon { display: none; }
[data-theme="dark"] .moon-icon { display: block; }

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border: none;
    background: transparent;
    color: var(--ink-secondary);
    cursor: pointer;
    border-radius: var(--radius-md);
}

@media (min-width: 768px) {
    .mobile-menu-toggle {
        display: none;
    }
}

.mobile-menu-toggle svg {
    width: 24px;
    height: 24px;
}

.mobile-menu-toggle .close-icon {
    display: none;
}

.mobile-menu-toggle[aria-expanded="true"] .menu-icon {
    display: none;
}

.mobile-menu-toggle[aria-expanded="true"] .close-icon {
    display: block;
}

/* Mobile Navigation */
.mobile-navigation {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--paper-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem var(--container-padding);
}

.mobile-navigation[aria-hidden="false"] {
    display: block;
}

.mobile-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mobile-menu li a {
    display: block;
    padding: 0.75rem 0;
    color: var(--ink-text);
    border-bottom: 1px solid var(--border-color);
}

/* ==========================================================================
   Archive Header
   ========================================================================== */

.archive-header {
    text-align: center;
    margin-bottom: var(--section-spacing);
    padding-bottom: var(--section-spacing);
    border-bottom: 1px solid var(--border-color);
}

.archive-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-red);
    margin-bottom: 0.5rem;
}

.archive-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.archive-description {
    font-size: 1.125rem;
    color: var(--ink-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ==========================================================================
   Articles Grid
   ========================================================================== */

.articles-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: var(--card-spacing);
}

@media (min-width: 640px) {
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .articles-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ==========================================================================
   Article Card - Document Paper Style
   ========================================================================== */

.article-card {
    background: var(--paper-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-paper);
}

.article-card:hover {
    box-shadow: var(--shadow-paper-hover);
    transform: translateY(-2px);
}

.card-thumbnail {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    background: var(--paper-secondary);
}

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

.article-card:hover .card-thumbnail img {
    transform: scale(1.05);
}

.card-confidence-badge {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: var(--paper-bg);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

.card-content {
    padding: 1.25rem;
}

.card-category {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-red);
    margin-bottom: 0.5rem;
}

.card-title {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

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

.card-title a:hover {
    color: var(--accent-red);
}

.card-excerpt {
    font-size: 0.875rem;
    color: var(--ink-secondary);
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8125rem;
    color: var(--ink-muted);
}

.card-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.meta-separator {
    opacity: 0.5;
}

/* ==========================================================================
   Featured Article
   ========================================================================== */

.article-featured {
    grid-column: 1 / -1;
    background: var(--paper-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-paper);
}

.featured-inner {
    display: grid;
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .featured-inner {
        grid-template-columns: 1.2fr 1fr;
    }
}

.featured-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--accent-red);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    z-index: 10;
}

.featured-badge .badge-icon {
    width: 14px;
    height: 14px;
}

.featured-thumbnail {
    position: relative;
    aspect-ratio: 16/10;
    background: var(--paper-secondary);
}

@media (min-width: 768px) {
    .featured-thumbnail {
        aspect-ratio: auto;
        min-height: 400px;
    }
}

.featured-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.featured-content {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.featured-category {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-red);
    margin-bottom: 0.75rem;
}

.featured-title {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .featured-title {
        font-size: 2rem;
    }
}

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

.featured-excerpt {
    font-size: 1rem;
    color: var(--ink-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.featured-footer {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

@media (min-width: 640px) {
    .featured-footer {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.featured-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--ink-muted);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.meta-icon {
    width: 16px;
    height: 16px;
    opacity: 0.7;
}

.featured-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-red);
    font-weight: 600;
}

.featured-link .link-icon {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-fast);
}

.featured-link:hover .link-icon {
    transform: translateX(4px);
}

/* ==========================================================================
   Single Article - Narrow Content Width
   ========================================================================== */

.single-main {
    padding-top: 2rem;
}

.article-single {
    max-width: var(--content-width);
    margin: 0 auto;
}

.article-header {
    margin-bottom: 2rem;
}

.article-meta-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.875rem;
    color: var(--ink-muted);
}

.back-link:hover {
    color: var(--accent-red);
}

.back-icon {
    width: 16px;
    height: 16px;
}

.article-category {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-red);
    padding: 0.25rem 0.75rem;
    background: var(--accent-red-light);
    border-radius: var(--radius-sm);
}

.article-title {
    font-size: 2.25rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

@media (min-width: 640px) {
    .article-title {
        font-size: 2.75rem;
    }
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    font-size: 0.9375rem;
    color: var(--ink-muted);
    margin-bottom: 1.5rem;
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-meta .meta-icon {
    width: 18px;
    height: 18px;
    opacity: 0.7;
}

/* Featured Image */
.article-featured-image {
    margin-bottom: 2rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-paper);
}

.article-featured-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* Article Content - Prose Style */
.article-content {
    font-family: var(--font-prose);
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--ink-text);
}

.article-content h2 {
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    font-family: var(--font-heading);
}

.article-content h3 {
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    font-family: var(--font-heading);
}

.article-content p {
    margin-bottom: 1.5rem;
}

.article-content ul,
.article-content ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.article-content li {
    margin-bottom: 0.5rem;
}

.article-content blockquote {
    margin: 2rem 0;
    padding: 1.5rem 2rem;
    border-left: 4px solid var(--accent-red);
    background: var(--paper-secondary);
    font-style: italic;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article-content pre,
.article-content code {
    font-family: var(--font-mono);
}

.article-content code {
    background: var(--paper-secondary);
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-sm);
    font-size: 0.875em;
}

.article-content pre {
    background: var(--paper-secondary);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin-bottom: 1.5rem;
}

.article-content pre code {
    background: none;
    padding: 0;
}

/* ==========================================================================
   Confidence Meter
   ========================================================================== */

.confidence-meter {
    margin-bottom: 2rem;
    padding: 1rem 1.25rem;
    background: var(--paper-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.confidence-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.confidence-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ink-muted);
}

.confidence-value {
    font-size: 1.25rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

.confidence-bar {
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.confidence-fill {
    height: 100%;
    border-radius: 4px;
    transition: width var(--transition-slow);
}

.confidence-high .confidence-value,
.confidence-high .confidence-fill { color: var(--confidence-high); background: var(--confidence-high); }
.confidence-medium .confidence-value,
.confidence-medium .confidence-fill { color: var(--confidence-medium); background: var(--confidence-medium); }
.confidence-low .confidence-value,
.confidence-low .confidence-fill { color: var(--confidence-low); background: var(--confidence-low); }
.confidence-very-low .confidence-value,
.confidence-very-low .confidence-fill { color: var(--confidence-very-low); background: var(--confidence-very-low); }

/* ==========================================================================
   Fact Checks Section
   ========================================================================== */

.fact-checks-section,
.sources-section {
    margin: 3rem 0;
    padding: 2rem;
    background: var(--paper-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.section-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    font-family: var(--font-heading);
}

.section-icon {
    width: 24px;
    height: 24px;
    color: var(--accent-red);
}

.fact-check-count {
    background: var(--accent-red);
    color: white;
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

.fact-checks-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.fact-check-card {
    background: var(--paper-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    border-left: 4px solid var(--verdict-unverified);
}

.fact-check-card.verdict-true { border-left-color: var(--verdict-true); }
.fact-check-card.verdict-false { border-left-color: var(--verdict-false); }
.fact-check-card.verdict-misleading { border-left-color: var(--verdict-misleading); }
.fact-check-card.verdict-partial { border-left-color: var(--verdict-partial); }

.verdict-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
}

.verdict-true .verdict-badge { background: var(--verdict-true-bg); color: var(--verdict-true); }
.verdict-false .verdict-badge { background: var(--verdict-false-bg); color: var(--verdict-false); }
.verdict-misleading .verdict-badge { background: var(--verdict-misleading-bg); color: var(--verdict-misleading); }
.verdict-partial .verdict-badge { background: var(--verdict-partial-bg); color: var(--verdict-partial); }
.verdict-unverified .verdict-badge { background: var(--verdict-unverified-bg); color: var(--verdict-unverified); }

.fact-check-claim {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    font-family: var(--font-body);
}

.fact-check-evidence,
.fact-check-summary {
    font-size: 0.9375rem;
    color: var(--ink-secondary);
    line-height: 1.6;
}

.fact-check-evidence strong {
    color: var(--ink-text);
}

/* ==========================================================================
   Sources Section
   ========================================================================== */

.sources-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.source-item {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

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

.source-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-weight: 500;
}

.external-icon {
    width: 14px;
    height: 14px;
    opacity: 0.5;
}

.source-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.8125rem;
    color: var(--ink-muted);
    margin-top: 0.375rem;
}

/* ==========================================================================
   Intelligence Briefing & Verification - AI Features
   ========================================================================== */

.intelligence-briefing-section,
.realtime-verification-section {
    margin: 3rem 0;
    padding: 2rem;
    background: var(--paper-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    position: relative;
}

/* AI Disclosure Badge */
.ai-disclosure {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ink-muted);
    background: var(--paper-tertiary);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
}

.ai-disclosure svg {
    width: 12px;
    height: 12px;
}

.briefing-content,
.verification-results {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background: var(--paper-bg);
    border-radius: var(--radius-md);
    font-family: var(--font-prose);
    line-height: 1.7;
    border: 1px solid var(--border-color);
}

/* AI Disclaimer */
.ai-disclaimer {
    margin-top: 1rem;
    padding: 0.75rem 1rem;
    background: rgba(234, 179, 8, 0.1);
    border: 1px solid rgba(234, 179, 8, 0.3);
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    color: var(--ink-secondary);
}

[data-theme="dark"] .ai-disclaimer {
    background: rgba(234, 179, 8, 0.05);
    border-color: rgba(234, 179, 8, 0.2);
}

.verification-form {
    display: flex;
    gap: 0.75rem;
}

.verification-input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-body);
    background: var(--paper-bg);
    color: var(--ink-text);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.verification-input:focus {
    outline: none;
    border-color: var(--accent-red);
    box-shadow: 0 0 0 3px var(--accent-red-light);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
    font-weight: 600;
    font-family: var(--font-body);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn:focus-visible {
    outline: 2px solid var(--accent-red);
    outline-offset: 2px;
}

.btn-icon {
    width: 18px;
    height: 18px;
}

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

.btn-primary:hover {
    background: var(--accent-red-hover);
}

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

.btn-secondary {
    background: var(--paper-secondary);
    color: var(--ink-text);
    border: 1px solid var(--border-color);
}

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

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

/* ==========================================================================
   Article Footer
   ========================================================================== */

.article-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.article-tags {
    font-size: 0.875rem;
    color: var(--ink-muted);
}

.article-tags a {
    color: var(--ink-secondary);
    background: var(--paper-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    margin-left: 0.25rem;
}

.article-actions {
    display: flex;
    gap: 0.5rem;
}

/* ==========================================================================
   Post Navigation
   ========================================================================== */

.post-navigation {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

@media (min-width: 640px) {
    .post-navigation {
        grid-template-columns: 1fr 1fr;
    }
}

.nav-link {
    display: block;
    padding: 1.25rem;
    background: var(--paper-secondary);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: background-color var(--transition-fast);
}

.nav-link:hover {
    background: var(--border-color);
}

.nav-label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent-red);
    margin-bottom: 0.5rem;
}

.nav-title {
    display: block;
    color: var(--ink-text);
    font-weight: 500;
}

.nav-next {
    text-align: right;
}

/* ==========================================================================
   Comments / Debriefing Room
   ========================================================================== */

.debriefing-room,
.debriefing-section {
    margin-top: 3rem;
    padding: 2rem;
    background: var(--paper-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.comments-title {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
    font-family: var(--font-heading);
}

.comment-list {
    list-style: none;
    margin: 0 0 2rem;
    padding: 0;
}

.comment-item {
    margin-bottom: 1.5rem;
}

.comment-body {
    background: var(--paper-bg);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.comment-header {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.comment-avatar img {
    border-radius: 50%;
}

.comment-author {
    display: block;
    font-weight: 600;
}

.comment-date {
    font-size: 0.8125rem;
    color: var(--ink-muted);
}

.comment-content {
    font-size: 0.9375rem;
    line-height: 1.6;
}

.comment-form {
    margin-top: 2rem;
}

.comment-form textarea,
.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"] {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-body);
    background: var(--paper-bg);
    color: var(--ink-text);
    margin-bottom: 1rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.comment-form textarea:focus,
.comment-form input:focus {
    outline: none;
    border-color: var(--accent-red);
    box-shadow: 0 0 0 3px var(--accent-red-light);
}

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

.pagination {
    margin-top: var(--section-spacing);
    display: flex;
    justify-content: center;
}

.pagination-list {
    display: flex;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.pagination-item a,
.pagination-item span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 0.75rem;
    background: var(--paper-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--ink-text);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.pagination-item a:hover {
    background: var(--accent-red);
    border-color: var(--accent-red);
    color: white;
}

.pagination-item span.current {
    background: var(--accent-red);
    border-color: var(--accent-red);
    color: white;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
    background: var(--paper-secondary);
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem;
    margin-top: auto;
}

.footer-inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .footer-top {
        grid-template-columns: 1fr 2fr;
    }
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--ink-text);
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo .shield-icon {
    width: 28px;
    height: 28px;
    color: var(--accent-red);
}

.footer-tagline {
    color: var(--ink-muted);
    font-size: 0.9375rem;
}

.footer-widgets {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
}

.footer-widget-area h4,
.widget-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
    color: var(--ink-text);
    font-family: var(--font-body);
}

.footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--ink-muted);
    font-size: 0.9375rem;
}

.footer-links a:hover {
    color: var(--accent-red);
}

/* Footer Bottom */
.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--ink-muted);
}

.security-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.6875rem;
    color: var(--ink-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-icon {
    width: 14px;
    height: 14px;
}

/* ==========================================================================
   Back to Top
   ========================================================================== */

.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-red);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 99;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--accent-red-hover);
    transform: translateY(-2px);
}

.back-to-top:focus-visible {
    outline: 2px solid var(--accent-red);
    outline-offset: 2px;
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

.progress-ring {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.progress-ring-circle {
    stroke: rgba(255, 255, 255, 0.3);
    stroke-dasharray: 100.5;
    stroke-dashoffset: 100.5;
    transition: stroke-dashoffset var(--transition-fast);
}

/* ==========================================================================
   Search Form
   ========================================================================== */

.search-form {
    display: flex;
    max-width: 500px;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    flex: 1;
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--ink-muted);
}

.search-field {
    flex: 1;
    padding: 0.875rem 1rem 0.875rem 2.75rem;
    border: 1px solid var(--border-color);
    border-right: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-body);
    background: var(--paper-bg);
    color: var(--ink-text);
    transition: border-color var(--transition-fast);
}

.search-field:focus {
    outline: none;
    border-color: var(--accent-red);
}

.search-submit {
    padding: 0.875rem 1.25rem;
    background: var(--accent-red);
    color: white;
    border: none;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.search-submit:hover {
    background: var(--accent-red-hover);
}

.search-submit svg {
    width: 18px;
    height: 18px;
}

/* ==========================================================================
   Error 404
   ========================================================================== */

.error-404 {
    text-align: center;
    padding: 4rem 0;
}

.error-icon svg {
    width: 80px;
    height: 80px;
    color: var(--accent-red);
    opacity: 0.5;
    margin-bottom: 2rem;
}

.error-code {
    display: block;
    font-size: 5rem;
    font-weight: 800;
    font-family: var(--font-mono);
    color: var(--accent-red);
    line-height: 1;
    margin-bottom: 1rem;
}

.error-title {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.error-description {
    font-size: 1.125rem;
    color: var(--ink-secondary);
    max-width: 500px;
    margin: 0 auto 2rem;
}

.error-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.error-search {
    max-width: 400px;
    margin: 0 auto;
}

.search-label {
    color: var(--ink-muted);
    margin-bottom: 1rem;
}

/* ==========================================================================
   Widgets
   ========================================================================== */

.widget {
    margin-bottom: 2rem;
}

.widget-title {
    font-size: 0.875rem;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.veritas-recent-articles {
    list-style: none;
    margin: 0;
    padding: 0;
}

.recent-article-item {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

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

.recent-article-item a {
    display: block;
    color: var(--ink-text);
}

.recent-article-item .article-title {
    display: block;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.recent-article-item .article-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.8125rem;
    color: var(--ink-muted);
}

.confidence-badge {
    background: var(--paper-secondary);
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

/* Verdict Stats Widget */
.veritas-verdict-stats {
    font-size: 0.875rem;
}

.stat-item {
    margin-bottom: 0.75rem;
}

.stat-item .stat-label {
    display: inline-block;
    width: 80px;
}

.stat-item .stat-value {
    font-weight: 700;
    font-family: var(--font-mono);
}

.stat-bar {
    height: 4px;
    border-radius: 2px;
    margin-top: 0.25rem;
}

.stat-item.verdict-true .stat-bar { background: var(--verdict-true); }
.stat-item.verdict-false .stat-bar { background: var(--verdict-false); }
.stat-item.verdict-misleading .stat-bar { background: var(--verdict-misleading); }
.stat-item.verdict-partial .stat-bar { background: var(--verdict-partial); }
.stat-item.verdict-unverified .stat-bar { background: var(--verdict-unverified); }

.stat-total {
    margin-top: 1rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-color);
    font-weight: 600;
}

/* Signal Widget */
.signal-widget-form textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-family: var(--font-body);
    resize: vertical;
    margin-bottom: 0.75rem;
    background: var(--paper-bg);
    color: var(--ink-text);
}

.signal-widget-form input[type="url"] {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-family: var(--font-body);
    margin-bottom: 0.75rem;
    background: var(--paper-bg);
    color: var(--ink-text);
}

/* Honeypot field (hidden from users, visible to bots) */
.signal-honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}

/* ==========================================================================
   Screen Reader Text
   ========================================================================== */

.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

.skip-link {
    background: var(--accent-red);
    color: white;
    padding: 0.5rem 1rem;
    position: absolute;
    top: -100%;
    left: 0;
    z-index: 999;
}

.skip-link:focus {
    top: 0;
}

/* ==========================================================================
   Loading States
   ========================================================================== */

.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent-red);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loading-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .site-header,
    .signal-ticker,
    .site-footer,
    .back-to-top,
    .article-actions,
    .intelligence-briefing-section,
    .realtime-verification-section,
    .debriefing-room,
    body::after {
        display: none !important;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
        color: black;
        background: white;
    }

    .article-content {
        font-size: 11pt;
    }

    a {
        color: black;
        text-decoration: underline;
    }

    .article-single {
        max-width: none;
    }
}

/* ==========================================================================
   Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .ticker-content {
        animation: none;
    }
}