/* AI Governance Update — Editorial Design System */

:root {
    /* Backgrounds */
    --color-bg-primary: #FFFFFF;
    --color-bg-warm: #FAFAF7;
    --color-bg-accent: #F5F0EB;

    /* Text */
    --color-text-primary: #1A1A1A;
    --color-text-secondary: #5C5C5C;
    --color-text-tertiary: #8A8A8A;

    /* Accents */
    --color-accent-primary: #1E3A5F;
    --color-accent-hover: #2C5282;
    --color-accent-warm: #C4843E;

    /* Borders */
    --color-border: #E5E5E5;

    /* Impact badges */
    --color-impact-high-text: #9B2C2C;
    --color-impact-high-bg: #FFF5F5;
    --color-impact-medium-text: #744210;
    --color-impact-medium-bg: #FFFBEB;
    --color-impact-low-text: #276749;
    --color-impact-low-bg: #F0FFF4;

    /* Layout */
    --width-content: 720px;
    --width-wide: 1280px;
    --width-full: 1120px;

    /* Spacing */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;
    --space-20: 80px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    font-size: 1.0625rem;
    line-height: 1.7;
    letter-spacing: 0;
}

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

h1, h2, h3 {
    font-family: 'Libre Baskerville', Georgia, 'Times New Roman', serif;
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
    margin-bottom: var(--space-6);
}

h2 {
    font-size: 1.875rem;
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.015em;
    color: var(--color-text-primary);
    margin-top: var(--space-12);
    margin-bottom: var(--space-6);
}

h3 {
    font-size: 1.375rem;
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -0.01em;
    color: var(--color-text-primary);
    margin-top: var(--space-8);
    margin-bottom: var(--space-4);
}

h4 {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.4;
    color: var(--color-text-primary);
    margin-top: var(--space-6);
    margin-bottom: var(--space-3);
}

p {
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

a {
    color: var(--color-accent-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

@media (hover: hover) {
    a:hover {
        color: var(--color-accent-hover);
        text-decoration: underline;
    }
}

/* ===== Reading Progress Bar ===== */

.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--color-accent-warm);
    z-index: 1000;
    transition: width 0.1s linear;
}

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

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
    height: 72px;
    display: flex;
    align-items: center;
}

.nav-container {
    max-width: var(--width-full);
    margin: 0 auto;
    padding: 0 var(--space-8);
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.site-logo {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-primary);
    text-decoration: none;
}

@media (hover: hover) {
    .site-logo:hover {
        color: var(--color-accent-primary);
        text-decoration: none;
    }
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-8);
    align-items: center;
}

.nav-links a {
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    color: var(--color-text-secondary);
    text-decoration: none;
    padding-bottom: var(--space-1);
    border-bottom: 2px solid transparent;
    transition: color 0.2s ease, border-color 0.2s ease;
}

@media (hover: hover) {
    .nav-links a:hover {
        color: var(--color-accent-primary);
        text-decoration: none;
    }
}

.nav-links a.active {
    color: var(--color-accent-primary);
    border-bottom-color: var(--color-accent-primary);
}

.nav-subscribe {
    display: inline-block;
    background: var(--color-accent-primary);
    color: #FFFFFF !important;
    font-size: 0.875rem;
    font-weight: 600;
    padding: var(--space-2) var(--space-4);
    border-radius: 6px;
    border-bottom: none !important;
    transition: background 0.2s ease;
}

@media (hover: hover) {
    .nav-subscribe:hover {
        background: var(--color-accent-hover);
        color: #FFFFFF !important;
        text-decoration: none !important;
    }
}

/* Mobile menu toggle */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    margin: 5px 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

/* ===== Hero Section ===== */

.hero {
    background: var(--color-bg-accent);
    padding: var(--space-16) 0;
}

.hero-inner {
    max-width: var(--width-wide);
    margin: 0 auto;
    padding: 0 var(--space-8);
}

.hero-overline {
    display: inline-flex;
    align-items: center;
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent-warm);
    margin-bottom: var(--space-4);
    padding-left: var(--space-3);
    border-left: 3px solid var(--color-accent-warm);
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: var(--space-4);
}

.hero-meta {
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    letter-spacing: 0.02em;
    margin-bottom: var(--space-6);
}

.hero-summary {
    font-size: 1.125rem;
    line-height: 1.75;
    color: var(--color-text-secondary);
    max-width: var(--width-content);
    margin-bottom: var(--space-8);
}

.btn-outline {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-accent-primary);
    border: 2px solid var(--color-accent-primary);
    padding: var(--space-3) var(--space-6);
    border-radius: 6px;
    transition: background 0.2s ease, color 0.2s ease;
}

@media (hover: hover) {
    .btn-outline:hover {
        background: var(--color-accent-primary);
        color: #FFFFFF;
        text-decoration: none;
    }
}

.hero-cta-line {
    margin-top: var(--space-8);
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    color: var(--color-text-tertiary);
    font-style: italic;
}

/* ===== Author Line ===== */

.author-line {
    font-family: 'Inter', sans-serif;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-tertiary);
    letter-spacing: 0.02em;
}

/* ===== Main Content ===== */

.site-content {
    max-width: var(--width-content);
    margin: var(--space-12) auto;
    padding: 0 var(--space-8);
    min-height: calc(100vh - 280px);
}

.site-content.wide {
    max-width: var(--width-wide);
}

/* Article body text */
.site-content p,
.article-body p {
    font-size: 1.125rem;
    line-height: 1.75;
    letter-spacing: 0.005em;
}

/* ===== Topic Taxonomy ===== */

.topic-row {
    max-width: var(--width-wide);
    margin: 0 auto var(--space-8);
    padding: 0 var(--space-8);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.topic-tag {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-bg-warm);
    padding: var(--space-1) var(--space-3);
    border-radius: 4px;
    border: 1px solid var(--color-border);
    transition: background 0.2s ease, color 0.2s ease;
}

@media (hover: hover) {
    .topic-tag:hover {
        background: var(--color-accent-primary);
        color: #FFFFFF;
        border-color: var(--color-accent-primary);
        text-decoration: none;
    }
}

/* ===== Card Grid ===== */

.section-heading {
    max-width: var(--width-wide);
    margin: 0 auto var(--space-6);
    padding: 0 var(--space-8);
}

.section-heading h2 {
    margin-top: 0;
    margin-bottom: var(--space-2);
}

.cards-grid {
    max-width: var(--width-wide);
    margin: 0 auto;
    padding: 0 var(--space-8);
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.update-card {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-6);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
}

@media (hover: hover) {
    .update-card:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    }
}

.update-card-date {
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-tertiary);
    letter-spacing: 0.02em;
    margin-bottom: var(--space-2);
}

.update-card-title {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
}

.update-card-summary {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: var(--space-4);
    flex-grow: 1;
}

.update-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: auto;
}

.update-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
}

.card-tag {
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-text-tertiary);
    background: var(--color-bg-warm);
    padding: 2px var(--space-2);
    border-radius: 3px;
}

.update-card-link {
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent-primary);
}

/* Impact badges */
.impact-badge {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 2px var(--space-2);
    border-radius: 4px;
    margin-bottom: var(--space-2);
}

.impact-high {
    color: var(--color-impact-high-text);
    background: var(--color-impact-high-bg);
}

.impact-medium {
    color: var(--color-impact-medium-text);
    background: var(--color-impact-medium-bg);
}

.impact-low {
    color: var(--color-impact-low-text);
    background: var(--color-impact-low-bg);
}

/* ===== View All Link ===== */

.view-all {
    max-width: var(--width-wide);
    margin: var(--space-8) auto 0;
    padding: 0 var(--space-8);
    text-align: center;
}

.view-all a {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-accent-primary);
}

/* ===== CTA Section ===== */

.cta-section {
    background: var(--color-bg-warm);
    padding: var(--space-16) 0;
    margin-top: var(--space-16);
    text-align: center;
}

.cta-inner {
    max-width: var(--width-content);
    margin: 0 auto;
    padding: 0 var(--space-8);
}

.cta-section h2 {
    margin-top: 0;
    margin-bottom: var(--space-4);
}

.cta-section p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
}

/* ===== Timeline ===== */

.timeline {
    position: relative;
    padding: var(--space-8) 0;
    margin-left: var(--space-6);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
}

.timeline-year {
    position: relative;
    padding-left: var(--space-10);
    margin-bottom: var(--space-4);
}

.timeline-year::before {
    content: '';
    position: absolute;
    left: -5px;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background: var(--color-accent-warm);
    border-radius: 50%;
}

.timeline-year-label {
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-accent-warm);
}

.timeline-event {
    position: relative;
    padding-left: var(--space-10);
    margin-bottom: var(--space-8);
}

.timeline-event::before {
    content: '';
    position: absolute;
    left: -3px;
    top: 8px;
    width: 8px;
    height: 8px;
    background: var(--color-text-tertiary);
    border-radius: 50%;
}

.timeline-date {
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-tertiary);
    letter-spacing: 0.02em;
    margin-bottom: var(--space-1);
}

.timeline-title {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.timeline-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-3);
}

.timeline-impact {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 2px var(--space-2);
    border-radius: 4px;
}

.impact-critical {
    color: var(--color-impact-high-text);
    background: var(--color-impact-high-bg);
}

/* ===== Updates List (updates/index page) ===== */

.updates-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.updates-list .update-card {
    max-width: 100%;
}

/* ===== Article / Single Update ===== */

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

.article-header {
    margin-bottom: var(--space-10);
    padding-bottom: var(--space-8);
    border-bottom: 1px solid var(--color-border);
}

.article-back {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-6);
    transition: color 0.2s ease;
}

@media (hover: hover) {
    .article-back:hover {
        color: var(--color-accent-primary);
        text-decoration: none;
    }
}

.article-meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.article-date {
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-tertiary);
    letter-spacing: 0.02em;
}

.article-title {
    font-size: 2.25rem;
    margin-bottom: var(--space-4);
}

.article-summary {
    font-size: 1.1875rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.article-footer {
    margin-top: var(--space-12);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
}

.article-body {
    max-width: var(--width-content);
}

.article-body h2 {
    margin-top: var(--space-10);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border);
}

.article-body h3 {
    margin-top: var(--space-8);
}

.article-body ul,
.article-body ol {
    padding-left: var(--space-6);
    margin-bottom: var(--space-4);
}

.article-body li {
    margin-bottom: var(--space-2);
    line-height: 1.7;
}

.article-body blockquote {
    border-left: 3px solid var(--color-accent-warm);
    padding-left: var(--space-6);
    margin: var(--space-6) 0;
    color: var(--color-text-secondary);
    font-style: italic;
}

.article-body hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--space-10) 0;
}

.article-body strong {
    font-weight: 600;
    color: var(--color-text-primary);
}

/* ===== Page Header (shared across content pages) ===== */

.page-header {
    margin-bottom: var(--space-10);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.page-header h1 {
    margin-bottom: var(--space-3);
}

.page-header p {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

.page-byline {
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    font-style: italic;
    margin-bottom: var(--space-4);
}

/* ===== Content Sections ===== */

.content-section {
    margin-top: var(--space-12);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
}

.content-section h2 {
    margin-top: 0;
}

.source-list {
    list-style: none;
    padding: 0;
}

.source-list li {
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--color-bg-accent);
    font-size: 0.9375rem;
}

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

.page-updated {
    font-family: 'Inter', sans-serif;
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
    font-style: italic;
    margin-top: var(--space-8);
}

/* ===== About Page ===== */

.about-header {
    margin-bottom: var(--space-8);
}

.about-header h1 {
    margin-bottom: var(--space-3);
}

.about-author {
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    font-style: italic;
}

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

.site-footer {
    background: var(--color-bg-warm);
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-16);
    padding: var(--space-12) 0 var(--space-8);
}

.footer-inner {
    max-width: var(--width-full);
    margin: 0 auto;
    padding: 0 var(--space-8);
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-10);
}

.footer-brand p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    max-width: 360px;
}

.footer-brand .site-logo {
    display: inline-block;
    margin-bottom: var(--space-3);
}

.footer-heading {
    font-family: 'Inter', sans-serif;
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-4);
}

.footer-nav {
    list-style: none;
}

.footer-nav li {
    margin-bottom: var(--space-2);
}

.footer-nav a {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
}

@media (hover: hover) {
    .footer-nav a:hover {
        color: var(--color-accent-primary);
    }
}

.footer-bottom {
    max-width: var(--width-full);
    margin: var(--space-8) auto 0;
    padding: var(--space-6) var(--space-8) 0;
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
}

/* ===== Code ===== */

code {
    background: var(--color-bg-warm);
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 0.9em;
    color: var(--color-accent-primary);
}

pre {
    background: var(--color-bg-warm);
    border: 1px solid var(--color-border);
    padding: var(--space-4);
    border-radius: 6px;
    overflow-x: auto;
    margin: var(--space-4) 0;
}

pre code {
    background: none;
    padding: 0;
}

/* ===== Utility Classes ===== */

.text-muted { color: var(--color-text-tertiary); }
.text-center { text-align: center; }
.text-secondary { color: var(--color-text-secondary); }
.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }

/* Empty state */
.empty-state {
    text-align: center;
    padding: var(--space-16) 0;
    color: var(--color-text-tertiary);
    font-size: 1.0625rem;
}

/* ===== Dashboard ===== */

.dashboard-header {
    text-align: center;
    margin-bottom: var(--space-10);
}

.dashboard-header h1 {
    margin-bottom: var(--space-2);
}

.dashboard-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2);
}

.dashboard-updated {
    font-family: 'Inter', sans-serif;
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.dash-card {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-6);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

@media (hover: hover) {
    .dash-card:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    }
}

.dash-card-title {
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent-warm);
    margin-bottom: var(--space-4);
    padding-left: var(--space-3);
    border-left: 3px solid var(--color-accent-warm);
}

/* Sentiment Gauge */
.gauge-container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.gauge-svg {
    width: 200px;
    height: 120px;
    margin-bottom: var(--space-4);
}

.gauge-bg {
    fill: none;
    stroke: var(--color-bg-accent);
    stroke-width: 18;
    stroke-linecap: round;
}

.gauge-fill {
    fill: none;
    stroke-width: 18;
    stroke-linecap: round;
    transition: stroke-dashoffset 0.8s ease, stroke 0.4s ease;
}

.gauge-needle {
    fill: var(--color-text-primary);
    transition: transform 0.8s ease;
    transform-origin: 100px 100px;
}

.gauge-score {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text-primary);
    text-align: center;
}

.gauge-label {
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--space-2);
}

.gauge-trend {
    font-family: 'Inter', sans-serif;
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
    text-align: center;
    margin-bottom: var(--space-1);
}

.gauge-detail {
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    text-align: center;
}

.period-toggles {
    display: flex;
    gap: var(--space-2);
    justify-content: center;
    margin-top: var(--space-4);
}

.period-btn {
    font-family: 'Inter', sans-serif;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-bg-warm);
    padding: var(--space-1) var(--space-3);
    border-radius: 4px;
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.period-btn.active {
    background: var(--color-accent-primary);
    color: #FFFFFF;
    border-color: var(--color-accent-primary);
}

@media (hover: hover) {
    .period-btn:hover:not(.active) {
        background: var(--color-bg-accent);
        border-color: var(--color-accent-primary);
    }
}

/* Filter Buttons */
.filter-bar,
.updates-filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.filter-btn {
    font-family: 'Inter', sans-serif;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-bg-warm);
    padding: var(--space-1) var(--space-3);
    border-radius: 4px;
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

.filter-btn.active {
    background: var(--color-accent-primary);
    color: #FFFFFF;
    border-color: var(--color-accent-primary);
}

@media (hover: hover) {
    .filter-btn:hover:not(.active) {
        background: var(--color-bg-accent);
        border-color: var(--color-accent-primary);
    }
}

/* Event Items */
.event-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.event-item {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: 6px;
    border: 1px solid var(--color-border);
    background: var(--color-bg-primary);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.event-item.hidden {
    display: none;
}

.event-severity-indicator {
    width: 4px;
    border-radius: 2px;
    flex-shrink: 0;
}

.event-severity-indicator.severity-critical { background: var(--color-impact-high-text); }
.event-severity-indicator.severity-important { background: var(--color-impact-medium-text); }
.event-severity-indicator.severity-watch { background: var(--color-impact-low-text); }

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

.event-title {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 0.9375rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-text-primary);
    margin-bottom: var(--space-1);
}

.event-summary {
    font-size: 0.8125rem;
    line-height: 1.5;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2);
}

.event-meta {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.severity-badge {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    padding: 2px var(--space-2);
    border-radius: 3px;
}

.severity-badge.severity-critical {
    color: var(--color-impact-high-text);
    background: var(--color-impact-high-bg);
}

.severity-badge.severity-important {
    color: var(--color-impact-medium-text);
    background: var(--color-impact-medium-bg);
}

.severity-badge.severity-watch {
    color: var(--color-impact-low-text);
    background: var(--color-impact-low-bg);
}

.event-jurisdiction {
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
}

/* Risk Bars */
.risk-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.risk-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.risk-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}

.risk-jurisdiction {
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.risk-score {
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 600;
}

.risk-score.level-high { color: var(--color-impact-high-text); }
.risk-score.level-medium { color: var(--color-impact-medium-text); }

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

.risk-fill {
    height: 100%;
    border-radius: 4px;
    width: 0;
    transition: width 1s ease;
}

.risk-fill.level-high { background: var(--color-impact-high-text); }
.risk-fill.level-medium { background: var(--color-impact-medium-text); }

.risk-factors {
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    line-height: 1.4;
}

/* Deadline Items */
.deadline-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.deadline-item {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: 6px;
    border: 1px solid var(--color-border);
    align-items: flex-start;
}

.deadline-date-badge {
    flex-shrink: 0;
    width: 56px;
    text-align: center;
    background: var(--color-bg-accent);
    border-radius: 6px;
    padding: var(--space-2) var(--space-1);
}

.deadline-month {
    font-family: 'Inter', sans-serif;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-accent-primary);
    display: block;
}

.deadline-day {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-primary);
    display: block;
    line-height: 1.2;
}

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

.deadline-title {
    font-family: 'Libre Baskerville', Georgia, serif;
    font-size: 0.9375rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-text-primary);
    margin-bottom: var(--space-1);
}

.deadline-description {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-1);
}

.countdown {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 2px var(--space-2);
    border-radius: 3px;
}

.countdown.urgent {
    color: var(--color-impact-high-text);
    background: var(--color-impact-high-bg);
}

.countdown.soon {
    color: var(--color-impact-medium-text);
    background: var(--color-impact-medium-bg);
}

.countdown.later {
    color: var(--color-impact-low-text);
    background: var(--color-impact-low-bg);
}

/* Card entrance animation */
.dash-card {
    opacity: 0;
    transform: translateY(12px);
}

.dash-card.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

/* ===== Responsive: Tablet (640-1023px) ===== */

@media (max-width: 1023px) {
    .footer-inner {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-8);
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

/* ===== Responsive: Mobile (<640px) ===== */

@media (max-width: 639px) {
    h1 {
        font-size: 1.875rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .hero {
        padding: var(--space-10) 0;
    }

    .hero h1 {
        font-size: 1.875rem;
    }

    .hero-inner,
    .nav-container,
    .section-heading,
    .cards-grid,
    .view-all,
    .topic-row {
        padding-left: var(--space-4);
        padding-right: var(--space-4);
    }

    .site-content {
        padding: 0 var(--space-4);
    }

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

    .footer-inner {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    /* Mobile nav */
    .nav-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--color-bg-primary);
        border-bottom: 1px solid var(--color-border);
        flex-direction: column;
        padding: var(--space-4);
        gap: var(--space-4);
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links a {
        padding: var(--space-2) 0;
        border-bottom: none;
    }

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

    .cta-section {
        padding: var(--space-10) 0;
    }

    .timeline {
        margin-left: var(--space-3);
    }

    .timeline-event {
        padding-left: var(--space-8);
    }

    .timeline-year {
        padding-left: var(--space-8);
    }
}

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

@media print {
    .site-header,
    .site-footer,
    .reading-progress,
    .nav-toggle {
        display: none;
    }

    .site-content {
        max-width: 100%;
    }

    body {
        font-size: 12pt;
        color: #000;
    }
}

/* ===== Dashboard Redesign: Compact Sentiment Banner ===== */

.dash-card-sentiment-banner {
    margin-bottom: var(--space-6);
}

.sentiment-banner {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.sentiment-gauge-compact {
    flex-shrink: 0;
}

.gauge-svg-compact {
    width: 140px;
    height: 85px;
}

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

.sentiment-info .dash-card-title {
    margin-bottom: var(--space-2);
}

.sentiment-score-row {
    display: flex;
    align-items: baseline;
    gap: var(--space-3);
    margin-bottom: var(--space-1);
}

.sentiment-score-row .gauge-score {
    font-size: 1.5rem;
}

.sentiment-score-row .gauge-label {
    font-size: 1rem;
    margin-bottom: 0;
}

.sentiment-info .gauge-trend {
    margin-bottom: var(--space-3);
}

.sentiment-info .period-toggles {
    margin-top: 0;
}

/* 3-column grid for main dashboard cards */
.dashboard-grid-3col {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-6);
}

@media (max-width: 1023px) {
    .dashboard-grid-3col {
        grid-template-columns: 1fr 1fr;
    }
    .dash-card-events {
        grid-row: span 2;
    }
}

@media (max-width: 639px) {
    .sentiment-banner {
        flex-direction: column;
        align-items: flex-start;
    }
    .dashboard-grid-3col {
        grid-template-columns: 1fr;
    }
    .dash-card-events {
        grid-row: auto;
    }
}

/* ===== Horizontal Scrolling Timeline ===== */

.h-timeline-wrapper {
    overflow-x: auto;
    overflow-y: hidden;
    padding: var(--space-8) 0 var(--space-12);
    margin: 0 calc(-1 * var(--space-8));
    padding-left: var(--space-8);
    padding-right: var(--space-8);
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: var(--color-accent-warm) var(--color-bg-accent);
}

.h-timeline-wrapper::-webkit-scrollbar {
    height: 8px;
}

.h-timeline-wrapper::-webkit-scrollbar-track {
    background: var(--color-bg-accent);
    border-radius: 4px;
}

.h-timeline-wrapper::-webkit-scrollbar-thumb {
    background: var(--color-accent-warm);
    border-radius: 4px;
}

.h-timeline-track {
    display: flex;
    gap: var(--space-6);
    position: relative;
    padding-top: 20px;
    min-width: max-content;
}

.h-timeline-line {
    position: absolute;
    top: 26px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-border);
    z-index: 0;
}

.h-timeline-card {
    position: relative;
    flex: 0 0 300px;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-6);
    padding-top: var(--space-8);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    z-index: 1;
}

.h-timeline-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

.h-timeline-dot {
    position: absolute;
    top: -8px;
    left: var(--space-6);
    width: 16px;
    height: 16px;
    background: var(--color-accent-warm);
    border: 3px solid var(--color-bg-primary);
    border-radius: 50%;
    z-index: 2;
}

.h-timeline-dot.dot-critical {
    background: var(--color-impact-high-text);
    width: 18px;
    height: 18px;
    top: -9px;
}

.h-timeline-year-chip {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-accent-warm);
    background: var(--color-bg-accent);
    padding: 2px var(--space-2);
    border-radius: 3px;
    margin-bottom: var(--space-2);
}

.h-timeline-card h3 {
    font-size: 1.125rem;
    margin-top: var(--space-1);
    margin-bottom: var(--space-2);
}

.h-timeline-card p {
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-3);
}

@media (max-width: 639px) {
    .h-timeline-card {
        flex: 0 0 260px;
    }
}

/* ===== Dashboard: Summary Banner ===== */

.dash-summary {
    margin-bottom: var(--space-6);
}

.dash-summary .summary-text {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
}

.dash-summary .summary-meta {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    margin-bottom: var(--space-4);
}

.dash-summary .gauge-label {
    font-size: 1rem;
    margin-bottom: 0;
    text-align: left;
}

.dash-summary .gauge-trend {
    text-align: left;
}

.dash-summary .period-toggles {
    margin-top: 0;
}

/* ===== Dashboard: 4-column regional grid ===== */

.dashboard-grid-4col {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.dash-region-card {
    padding: var(--space-4) var(--space-6);
}

.region-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: var(--space-2);
}

.region-name {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

.region-score {
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    font-weight: 700;
}

.region-score.level-critical { color: var(--color-impact-high-text); }
.region-score.level-high { color: var(--color-impact-high-text); }
.region-score.level-medium { color: var(--color-impact-medium-text); }

.region-factors {
    font-family: 'Inter', sans-serif;
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
    line-height: 1.5;
    margin-top: var(--space-2);
}

/* ===== Dashboard: 2-column stories + deadlines ===== */

.dashboard-grid-2col {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: var(--space-6);
}

@media (max-width: 1023px) {
    .dashboard-grid-4col {
        grid-template-columns: repeat(2, 1fr);
    }
    .dashboard-grid-2col {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 639px) {
    .dashboard-grid-4col {
        grid-template-columns: 1fr;
    }
}

/* ===== Source Links ===== */

.event-source-link {
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent-primary);
    text-decoration: none;
    padding: 2px var(--space-2);
    border: 1px solid var(--color-accent-primary);
    border-radius: 3px;
    transition: background 0.2s ease, color 0.2s ease;
}

.event-source-link:hover {
    background: var(--color-accent-primary);
    color: #FFFFFF;
    text-decoration: none;
}

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

.error-page {
    text-align: center;
    padding: var(--space-20) 0;
}

.error-page h1 {
    font-size: 3rem;
    margin-bottom: var(--space-4);
}

.error-page p {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
}