/* Telegraph Theme - Modern Crypto News Platform */

/* ========================================
   1. CSS Variables & Design Tokens
   ======================================== */

:root {
  /* Colors - Cointelegraph Style */
  --color-bg-primary: #FFFFFF;
  --color-bg-surface: #F7F8FA;
  --color-bg-elevated: #FFFFFF;
  --color-bg-dark: #0C0E13;
  --color-text-primary: #050505;
  --color-text-secondary: #707A8A;
  --color-text-tertiary: #A0A6B0;
  --color-accent: #FCD535;
  --color-accent-hover: #E5C02F;
  --color-alert: #FCD535;
  --color-error: #FF4757;
  --color-success: #3BB78F;
  --color-border: #E5E8EB;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 13px;
  --font-size-sm: 14px;
  --font-size-base: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 28px;
  --font-size-4xl: 36px;

  /* Spacing */
  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 64px;

  /* Layout */
  --max-width: 1440px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.12);
  --shadow-hover: 0 4px 12px rgba(0, 200, 150, 0.2);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
}

/* ========================================
   2. Reset & Base Styles
   ======================================== */

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
}

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

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ========================================
   3. Header & Navigation
   ======================================== */

.site-header {
  position: sticky;
  top: 0;
  background-color: var(--color-bg-dark);
  border-bottom: 1px solid #1A1C22;
  z-index: 100;
}

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

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo a {
  display: flex;
  align-items: center;
}

.logo-text {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: #FFFFFF;
}

.logo img {
  height: 32px;
}

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

.search-toggle,
.mobile-menu-toggle {
  color: #FFFFFF;
  padding: var(--spacing-xs);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.search-toggle:hover,
.mobile-menu-toggle:hover {
  color: var(--color-accent);
  background-color: rgba(255, 255, 255, 0.1);
}

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

.main-nav {
  border-top: 1px solid #1A1C22;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--spacing-xl);
  padding: 0;
  margin: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.nav-list::-webkit-scrollbar {
  display: none;
}

.nav-link {
  display: block;
  padding: var(--spacing-md) 0;
  color: #A0A6B0;
  font-size: var(--font-size-sm);
  font-weight: 500;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: #FFFFFF;
  border-bottom-color: var(--color-accent);
}

/* Market Ticker */
.market-ticker {
  background-color: var(--color-bg-elevated);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-xs) 0;
}

.ticker-wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  overflow: hidden;
  position: relative;
}

.ticker-container {
  display: flex;
  gap: var(--spacing-2xl);
  animation: ticker 30s linear infinite;
  will-change: transform;
}

.ticker-item {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  white-space: nowrap;
  flex-shrink: 0;
}

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

/* ========================================
   4. Main Content & Layout
   ======================================== */

.main-content {
  min-height: calc(100vh - 200px);
}

.homepage {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-lg);
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: var(--spacing-2xl);
  margin-top: var(--spacing-2xl);
}

/* ========================================
   5. Hero Section
   ======================================== */

.hero-section {
  margin-bottom: var(--spacing-2xl);
}

.hero-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--color-bg-surface);
}

.hero-link {
  display: block;
  position: relative;
}

.hero-image {
  position: relative;
  aspect-ratio: 21/9;
  overflow: hidden;
}

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

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(12, 14, 19, 0.9) 0%, transparent 50%);
}

.hero-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-2xl);
  color: white;
}

.hero-tag {
  display: inline-block;
  padding: 6px 12px;
  background-color: var(--color-accent);
  color: #000000;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
}

.hero-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: white;
}

.hero-excerpt {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-md);
  line-height: 1.5;
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
}

.hero-separator {
  color: rgba(255, 255, 255, 0.5);
}

/* ========================================
   6. Card Components
   ======================================== */

.section-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-primary);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-lg);
}

.card {
  background-color: var(--color-bg-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

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

.card-link {
  display: block;
  color: inherit;
}

.card-image {
  aspect-ratio: 16/9;
  overflow: hidden;
}

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

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

.card-content {
  padding: var(--spacing-lg);
}

.card-tag {
  display: inline-block;
  padding: 4px 10px;
  background-color: var(--color-accent);
  color: #000000;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.card-excerpt {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.card-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.card-separator {
  color: var(--color-border);
}

/* ========================================
   7. Sidebar
   ======================================== */

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

.sidebar-widget {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
}

.widget-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

/* Market Widget */
.market-widget {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.market-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm);
  background-color: var(--color-bg-elevated);
  border-radius: var(--radius-sm);
}

.market-name {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.market-price {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text-primary);
}

.market-change {
  font-size: var(--font-size-sm);
  font-weight: 500;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.market-change.positive {
  color: var(--color-success);
  background-color: rgba(0, 200, 150, 0.1);
}

.market-change.negative {
  color: var(--color-error);
  background-color: rgba(255, 71, 87, 0.1);
}

.market-updated {
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  text-align: center;
}

.market-loading,
.market-error {
  padding: var(--spacing-lg);
  text-align: center;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.market-error {
  color: var(--color-error);
}

.market-cap-item {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.market-cap-item .market-price {
  font-weight: 600;
}

/* Trending List */
.trending-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.trending-item a {
  display: block;
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.trending-item a:hover {
  background-color: var(--color-bg-elevated);
}

.trending-title {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: 4px;
  line-height: 1.4;
}

.trending-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

/* Newsletter Widget */
.newsletter-widget {
  background-color: #1A1C22;
  color: white;
  border: 1px solid #2E323C;
}

.newsletter-widget .widget-title {
  color: white;
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
}

.newsletter-text {
  font-size: var(--font-size-sm);
  color: #A4A9B6;
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.newsletter-input {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid #2E323C;
  border-radius: var(--radius-sm);
  background-color: #0C0E13;
  color: white;
  font-size: var(--font-size-sm);
  transition: border-color var(--transition-fast);
}

.newsletter-input:focus {
  outline: none;
  border-color: #667eea;
}

.newsletter-input::placeholder {
  color: #6E7485;
}

.newsletter-button {
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-accent);
  color: #000000;
  font-weight: 700;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.newsletter-button:hover {
  background-color: var(--color-accent-hover);
}

/* ========================================
   8. Article Page
   ======================================== */

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

.article-header {
  padding: var(--spacing-2xl) var(--spacing-lg);
  background-color: var(--color-bg-surface);
  border-bottom: 1px solid var(--color-border);
}

.article-container {
  max-width: 800px;
  margin: 0 auto;
}

.article-category {
  display: inline-block;
  padding: 6px 14px;
  background-color: var(--color-accent);
  color: #000000;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-md);
}

.article-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.article-description {
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: var(--spacing-lg);
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
}

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

.article-details {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

.article-separator {
  color: var(--color-border);
}

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

.share-label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
}

.share-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: var(--color-bg-elevated);
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.share-link:hover {
  background-color: var(--color-accent);
  color: white;
}

.article-featured-image {
  margin-top: var(--spacing-xl);
  border-radius: var(--radius-lg);
  overflow: hidden;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.article-featured-image img {
  width: 100%;
  aspect-ratio: 21/9;
  object-fit: cover;
}

.article-body-wrapper {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--spacing-2xl);
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.article-body {
  max-width: 720px;
  font-size: var(--font-size-lg);
  line-height: 1.7;
  color: var(--color-text-primary);
}

.article-body h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.article-body h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.article-body p {
  margin-bottom: var(--spacing-lg);
}

.article-body ul,
.article-body ol {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-xl);
}

.article-body li {
  margin-bottom: var(--spacing-sm);
}

.article-body a {
  color: var(--color-accent);
  text-decoration: underline;
}

.article-body img {
  margin: var(--spacing-xl) 0;
  border-radius: var(--radius-md);
}

.article-body blockquote {
  margin: var(--spacing-xl) 0;
  padding-left: var(--spacing-lg);
  border-left: 4px solid var(--color-accent);
  color: var(--color-text-secondary);
  font-style: italic;
}

.article-body code {
  padding: 2px 6px;
  background-color: var(--color-bg-surface);
  border-radius: var(--radius-sm);
  font-family: 'SF Mono', 'Consolas', monospace;
  font-size: 0.9em;
}

.article-body pre {
  padding: var(--spacing-lg);
  background-color: var(--color-bg-surface);
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin: var(--spacing-xl) 0;
}

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

.article-sidebar {
  position: sticky;
  top: 80px;
  height: fit-content;
}

.tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.tag-link {
  padding: 6px 12px;
  background-color: var(--color-bg-elevated);
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.tag-link:hover {
  background-color: var(--color-accent);
  color: white;
}

.related-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.related-item a {
  display: block;
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.related-item a:hover {
  background-color: var(--color-bg-elevated);
}

.related-title {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: 4px;
  line-height: 1.4;
}

.related-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

/* ========================================
   9. Feature Sections
   ======================================== */

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

.see-all {
  font-size: var(--font-size-sm);
  color: var(--color-accent);
  font-weight: 500;
}

.press-section,
.features-section {
  margin-top: var(--spacing-2xl);
}

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

.press-card {
  padding: var(--spacing-lg);
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.press-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.press-tag {
  display: inline-block;
  padding: 4px 10px;
  background-color: var(--color-accent);
  color: #000000;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
}

.press-title {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  line-height: 1.4;
}

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

.press-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

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

.feature-card {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-base);
}

.feature-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.feature-image {
  aspect-ratio: 16/9;
  overflow: hidden;
}

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

.feature-content {
  padding: var(--spacing-md);
}

.feature-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  line-height: 1.4;
}

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

.feature-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

/* ========================================
   10. Footer
   ======================================== */

.site-footer {
  background-color: var(--color-bg-surface);
  border-top: 1px solid var(--color-border);
  margin-top: var(--spacing-3xl);
  padding: var(--spacing-2xl) 0;
}

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

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

.footer-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.footer-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.footer-heading {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

.social-links {
  display: flex;
  gap: var(--spacing-sm);
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--color-bg-elevated);
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.social-links a:hover {
  background-color: var(--color-accent);
  color: white;
}

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

.copyright {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--color-text-secondary);
  background-color: var(--color-bg-elevated);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  color: var(--color-accent);
}

/* ========================================
   11. Responsive Design
   ======================================== */

@media (max-width: 1024px) {
  .content-grid {
    grid-template-columns: 1fr;
  }

  .sidebar {
    display: none;
  }

  .article-body-wrapper {
    grid-template-columns: 1fr;
  }

  .article-sidebar {
    display: none;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-4xl: 28px;
    --font-size-3xl: 24px;
    --font-size-2xl: 20px;
  }

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

  .main-nav {
    display: none;
  }

  .hero-title {
    font-size: var(--font-size-3xl);
  }

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

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

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

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

  .article-title {
    font-size: var(--font-size-3xl);
  }

  .article-body {
    font-size: var(--font-size-base);
  }
}

@media (max-width: 480px) {
  .homepage {
    padding: var(--spacing-md);
  }

  .hero-content {
    padding: var(--spacing-lg);
  }

  .article-header {
    padding: var(--spacing-lg);
  }

  .article-body-wrapper {
    padding: var(--spacing-lg);
  }
}

/* ========================================
   12. Accessibility & Motion
   ======================================== */

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

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Skip to content link */
.skip-to-content {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--color-accent);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  z-index: 1000;
}

.skip-to-content:focus {
  top: 0;
}

/* ========================================
   13. Search Modal
   ======================================== */

.search-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: var(--spacing-3xl) var(--spacing-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.search-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.search-modal-backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(12, 14, 19, 0.85);
  backdrop-filter: blur(8px);
}

.search-modal-content {
  position: relative;
  width: 100%;
  max-width: 680px;
  max-height: calc(100vh - 8rem);
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(-20px);
  transition: transform var(--transition-base);
}

.search-modal.active .search-modal-content {
  transform: translateY(0);
}

.search-modal-header {
  padding: var(--spacing-xl);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.search-modal-input-wrapper {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.search-modal-icon {
  color: var(--color-text-tertiary);
  flex-shrink: 0;
}

.search-modal-input {
  flex: 1;
  border: none;
  background: none;
  font-size: var(--font-size-xl);
  color: var(--color-text-primary);
  outline: none;
  font-weight: 400;
}

.search-modal-input::placeholder {
  color: var(--color-text-tertiary);
  font-weight: 400;
}

.search-modal-close {
  padding: var(--spacing-sm);
  color: var(--color-text-tertiary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  flex-shrink: 0;
  background-color: transparent;
}

.search-modal-close:hover {
  color: var(--color-text-primary);
  background-color: var(--color-bg-surface);
}

.search-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-lg);
}

.search-modal-stats {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  margin-bottom: var(--spacing-lg);
  padding: 0 var(--spacing-xs);
  font-weight: 500;
}

.search-modal-results {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.search-modal-result {
  display: block;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-fast);
  background-color: transparent;
}

.search-modal-result:last-child {
  border-bottom: none;
}

.search-modal-result:hover {
  background-color: var(--color-bg-surface);
}

.modal-result-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xs);
}

.modal-result-category {
  display: inline-block;
  padding: 3px 8px;
  background-color: rgba(252, 213, 53, 0.15);
  color: var(--color-accent-hover);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  letter-spacing: 0.5px;
}

.modal-result-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  font-weight: 500;
}

.modal-result-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.5;
}

.modal-result-title mark {
  background-color: rgba(252, 213, 53, 0.25);
  color: var(--color-text-primary);
  padding: 2px 4px;
  border-radius: 3px;
  font-weight: 600;
}

.search-modal-no-results {
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-lg);
  color: var(--color-text-secondary);
}

.search-modal-no-results p {
  font-size: var(--font-size-base);
  margin: 0;
}

.search-modal-view-all {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg-surface);
  flex-shrink: 0;
}

.view-all-link {
  display: block;
  text-align: center;
  padding: var(--spacing-md);
  background-color: var(--color-accent);
  color: #000000;
  font-weight: 700;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.view-all-link:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(252, 213, 53, 0.3);
}

/* ========================================
   14. Search Page
   ======================================== */

.search-page {
  max-width: var(--max-width);
  margin: 0 auto;
}

.search-header {
  background-color: var(--color-bg-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-2xl) 0;
}

.search-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.search-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-primary);
}

.search-box-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  padding-right: 48px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-lg);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  transition: border-color var(--transition-fast);
}

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

.clear-search {
  position: absolute;
  right: var(--spacing-md);
  display: none;
  padding: var(--spacing-xs);
  font-size: 24px;
  color: var(--color-text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  line-height: 1;
  transition: color var(--transition-fast);
}

.clear-search:hover {
  color: var(--color-text-primary);
}

.search-results-wrapper {
  padding: var(--spacing-2xl) 0;
}

.search-stats {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
}

.search-stats strong {
  color: var(--color-text-primary);
}

.search-results {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.search-result-card {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-base);
}

.search-result-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.result-link {
  display: block;
  padding: var(--spacing-lg);
  color: inherit;
}

.result-category {
  display: inline-block;
  padding: 4px 10px;
  background-color: var(--color-accent);
  color: #000000;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
}

.result-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
  line-height: 1.3;
}

.result-title mark,
.result-excerpt mark {
  background-color: var(--color-accent);
  color: #000000;
  padding: 2px 4px;
  border-radius: 2px;
  font-weight: 600;
}

.result-excerpt {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.result-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

.search-no-results {
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-lg);
}

.search-no-results p {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
}

.search-suggestions {
  font-size: var(--font-size-base);
  color: var(--color-text-tertiary);
}

.search-suggestions a {
  color: var(--color-accent);
  text-decoration: underline;
}

.search-error {
  padding: var(--spacing-lg);
  background-color: rgba(255, 71, 87, 0.1);
  color: var(--color-error);
  border-radius: var(--radius-md);
  text-align: center;
}

/* Responsive Search */
@media (max-width: 768px) {
  .search-modal {
    padding-top: 5vh;
  }

  .search-modal-content {
    width: 95%;
    max-height: 85vh;
  }

  .search-title {
    font-size: var(--font-size-3xl);
  }

  .result-title {
    font-size: var(--font-size-xl);
  }
}

/* ========================================
   15. Newsletter Toast Notifications
   ======================================== */

.newsletter-toast {
  position: fixed;
  bottom: var(--spacing-2xl);
  right: var(--spacing-2xl);
  padding: var(--spacing-md) var(--spacing-xl);
  background-color: var(--color-bg-dark);
  color: white;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  font-size: var(--font-size-base);
  font-weight: 500;
  z-index: 1100;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-base), transform var(--transition-base);
  max-width: 400px;
}

.newsletter-toast.show {
  opacity: 1;
  transform: translateY(0);
}

.newsletter-toast-success {
  border-left: 4px solid var(--color-success);
}

.newsletter-toast-error {
  border-left: 4px solid var(--color-error);
}

@media (max-width: 768px) {
  .newsletter-toast {
    left: var(--spacing-lg);
    right: var(--spacing-lg);
    bottom: var(--spacing-lg);
    max-width: none;
  }
}