/* ==========================================================================
   REVIEW TWIST - HIGH-END EDITORIAL DESIGN SYSTEM
   Inspired by classic newspaper heritage & modern luxury typography
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,600;0,6..72,700;1,6..72,400;1,6..72,600&family=Playfair+Display:ital,wght@0,400;0,600;0,700;0,900;1,400;1,700&display=swap');

:root {
  /* Colors - Light (Fine Warm Editorial Paper) */
  --bg-primary: #FAF9F6;
  --bg-surface: #FFFFFF;
  --bg-card: #FFFFFF;
  --bg-secondary: #F3F1EC;
  --bg-tertiary: #EAE6DF;
  --text-primary: #121417;
  --text-secondary: #4B5563;
  --text-muted: #6B7280;
  --border-primary: #121417;
  --border-secondary: #E2DDD5;
  --border-subtle: #EFECE6;
  --accent-editorial: #991B1B; /* Crimson */
  --accent-blue: #1E3A8A; /* Navy */
  --accent-twist-bg: #FEF3C7; /* Amber Warm */
  --accent-twist-border: #F59E0B;
  --accent-twist-text: #92400E;
  --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
  --card-hover-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);

  /* Typography */
  --font-serif-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-serif-body: 'Newsreader', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Transitions */
  --theme-transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

[data-theme="dark"] {
  --bg-primary: #0C0E12;
  --bg-surface: #12151C;
  --bg-card: #141822;
  --bg-secondary: #1A1F2C;
  --bg-tertiary: #222938;
  --text-primary: #F3F4F6;
  --text-secondary: #9CA3AF;
  --text-muted: #6B7280;
  --border-primary: #E5E7EB;
  --border-secondary: #242B38;
  --border-subtle: #1C222E;
  --accent-editorial: #F87171;
  --accent-blue: #60A5FA;
  --accent-twist-bg: #231E15;
  --accent-twist-border: #D97706;
  --accent-twist-text: #FBBF24;
  --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  --card-hover-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

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

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: var(--theme-transition);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease;
}

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

/* Layout Container */
.rt-container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Double engraved decorative rules */
.rule-double {
  border: none;
  border-top: 1px solid var(--border-secondary);
  border-bottom: 2px solid var(--border-primary);
  height: 5px;
  margin: 0.5rem 0;
}

.rule-single {
  border: none;
  border-top: 1px solid var(--border-secondary);
  margin: 1.5rem 0;
}

.rule-thick {
  border: none;
  border-top: 3px solid var(--border-primary);
  margin: 1rem 0;
}

/* ==========================================================================
   HEADER & MASTHEAD
   ========================================================================== */

.rt-header {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-secondary);
  transition: var(--theme-transition);
}

/* Top Utility Bar */
.rt-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0;
  font-size: 0.78rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-subtle);
}

.rt-topbar-left, .rt-topbar-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.rt-date-weather {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 500;
}

.rt-weather-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: var(--bg-secondary);
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.72rem;
}

.rt-edition-switcher {
  display: flex;
  border: 1px solid var(--border-secondary);
  border-radius: 4px;
  overflow: hidden;
}

.rt-edition-btn {
  padding: 0.15rem 0.55rem;
  font-size: 0.7rem;
  font-weight: 600;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
}

.rt-edition-btn.active {
  background: var(--text-primary);
  color: var(--bg-primary);
}

.rt-theme-toggle {
  background: none;
  border: 1px solid var(--border-secondary);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
  transition: all 0.2s;
}

.rt-theme-toggle:hover {
  background: var(--bg-secondary);
}

.rt-subscribe-btn {
  background: var(--accent-editorial);
  color: #FFFFFF !important;
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 0.35rem 0.85rem;
  border-radius: 3px;
  transition: opacity 0.2s;
}

.rt-subscribe-btn:hover {
  opacity: 0.9;
}

/* Main Masthead */
.rt-masthead {
  padding: 1.5rem 0 1rem 0;
  text-align: center;
  position: relative;
}

.rt-logo {
  font-family: var(--font-serif-display);
  font-size: 3.8rem;
  font-weight: 900;
  letter-spacing: -1.5px;
  line-height: 1;
  color: var(--text-primary);
  text-transform: uppercase;
  display: inline-block;
  position: relative;
}

.rt-logo:hover {
  color: var(--accent-editorial);
}

.rt-tagline {
  font-family: var(--font-serif-body);
  font-style: italic;
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-top: 0.35rem;
  letter-spacing: 0.2px;
}

/* Navigation Bar */
.rt-navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-secondary);
  border-bottom: 2px solid var(--border-primary);
  transition: var(--theme-transition);
}

.rt-nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 44px;
}

.rt-nav-list {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 1.5rem;
  overflow-x: auto;
  scrollbar-width: none;
}

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

.rt-nav-link {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-primary);
  white-space: nowrap;
  position: relative;
  padding: 0.3rem 0;
}

.rt-nav-link:hover, .rt-nav-link.active {
  color: var(--accent-editorial);
}

.rt-nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -9px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-editorial);
}

.rt-search-trigger {
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  font-weight: 600;
}

.rt-search-trigger:hover {
  color: var(--accent-editorial);
}

.rt-mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-primary);
  cursor: pointer;
}

/* ==========================================================================
   BREAKING NEWS TICKER
   ========================================================================== */

.rt-ticker {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-secondary);
  padding: 0.45rem 0;
  font-size: 0.82rem;
  display: flex;
  align-items: center;
}

.rt-ticker-inner {
  display: flex;
  align-items: center;
  width: 100%;
}

.rt-ticker-label {
  background: var(--accent-editorial);
  color: #FFFFFF;
  font-weight: 800;
  font-size: 0.68rem;
  letter-spacing: 0.8px;
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  margin-right: 0.85rem;
  text-transform: uppercase;
  flex-shrink: 0;
  animation: pulse-glow 2s infinite ease-in-out;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.75; }
}

.rt-ticker-items {
  display: flex;
  gap: 2rem;
  overflow: hidden;
  white-space: nowrap;
  mask-image: linear-gradient(to right, black 85%, transparent 100%);
}

.rt-ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-primary);
  font-weight: 500;
}

.rt-ticker-item:hover {
  color: var(--accent-editorial);
  text-decoration: underline;
}

/* ==========================================================================
   HERO / LEAD STORY SECTION
   ========================================================================== */

.rt-hero-section {
  padding: 2rem 0 2.5rem 0;
  border-bottom: 1px solid var(--border-secondary);
}

.rt-hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem;
  align-items: center;
}

.rt-hero-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent-editorial);
  margin-bottom: 0.75rem;
}

.rt-hero-title {
  font-family: var(--font-serif-display);
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.rt-hero-title a:hover {
  color: var(--accent-editorial);
}

.rt-hero-desc {
  font-family: var(--font-serif-body);
  font-size: 1.22rem;
  line-height: 1.5;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.rt-hero-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.rt-hero-author {
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-primary);
}

.rt-hero-image-wrap {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
}

.rt-hero-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.rt-hero-image-wrap:hover .rt-hero-image {
  transform: scale(1.02);
}

.rt-hero-caption {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.4rem;
  text-align: right;
  font-style: italic;
}

/* ==========================================================================
   THE SIGNATURE "TWIST" BOX
   ========================================================================== */

.rt-twist-box {
  background: var(--accent-twist-bg);
  border-left: 4px solid var(--accent-twist-border);
  border-radius: 0 6px 6px 0;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.rt-twist-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--accent-twist-text);
  margin-bottom: 0.4rem;
}

.rt-twist-badge {
  background: var(--accent-twist-border);
  color: #FFFFFF;
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
  font-size: 0.68rem;
  font-weight: 900;
}

.rt-twist-content {
  font-family: var(--font-serif-body);
  font-style: italic;
  font-size: 1.05rem;
  line-height: 1.45;
  color: var(--text-primary);
}

/* ==========================================================================
   NEWSPAPER EDITORIAL COLUMNS GRID
   ========================================================================== */

.rt-main-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2.5rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border-secondary);
}

.rt-lead-column {
  border-right: 1px solid var(--border-secondary);
  padding-right: 2.5rem;
}

.rt-subgrid-2col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

/* Article Card System */
.rt-card {
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease;
}

.rt-card-img-wrap {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  margin-bottom: 0.85rem;
  background: var(--bg-secondary);
}

.rt-card-img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.rt-card:hover .rt-card-img {
  transform: scale(1.03);
}

.rt-card-tag {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--accent-editorial);
  margin-bottom: 0.4rem;
}

.rt-card-title {
  font-family: var(--font-serif-display);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.22;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.rt-card:hover .rt-card-title {
  color: var(--accent-editorial);
}

.rt-card-desc {
  font-size: 0.88rem;
  line-height: 1.5;
  color: var(--text-secondary);
  margin-bottom: 0.65rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.rt-card-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: auto;
}

/* Compact Card (Sidebar/List) */
.rt-card-compact {
  display: flex;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.rt-card-compact:last-child {
  border-bottom: none;
}

.rt-card-compact .rt-card-img-wrap {
  width: 90px;
  height: 70px;
  flex-shrink: 0;
  margin-bottom: 0;
}

.rt-card-compact .rt-card-img {
  width: 100%;
  height: 100%;
}

.rt-card-compact .rt-card-title {
  font-size: 0.98rem;
  line-height: 1.3;
  margin-bottom: 0.25rem;
}

/* Trending Leaderboard (#1 - #5) */
.rt-trending-header {
  font-family: var(--font-serif-display);
  font-size: 1.3rem;
  font-weight: 800;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-primary);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.rt-trending-item {
  display: flex;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--border-subtle);
  align-items: flex-start;
}

.rt-trending-rank {
  font-family: var(--font-serif-display);
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1;
  color: var(--border-secondary);
  min-width: 32px;
  transition: color 0.2s;
}

.rt-trending-item:hover .rt-trending-rank {
  color: var(--accent-editorial);
}

.rt-trending-title {
  font-family: var(--font-serif-display);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 0.3rem;
}

/* ==========================================================================
   HOMEPAGE SECTION SHOWCASES
   ========================================================================== */

.rt-section-block {
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border-secondary);
}

.rt-section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-bottom: 2px solid var(--border-primary);
  padding-bottom: 0.6rem;
  margin-bottom: 1.5rem;
}

.rt-section-title {
  font-family: var(--font-serif-display);
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.3px;
  text-transform: uppercase;
}

.rt-section-more {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--accent-editorial);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.rt-section-more:hover {
  text-decoration: underline;
}

.rt-section-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* ==========================================================================
   NEWSLETTER SUBSCRIPTION CALLOUT
   ========================================================================== */

.rt-newsletter-banner {
  background: var(--bg-surface);
  border: 1px solid var(--border-secondary);
  border-left: 6px solid var(--accent-editorial);
  border-radius: 6px;
  padding: 2rem 2.5rem;
  margin: 3rem 0;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2rem;
  align-items: center;
  box-shadow: var(--card-shadow);
}

.rt-newsletter-title {
  font-family: var(--font-serif-display);
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 0.5rem;
}

.rt-newsletter-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.rt-newsletter-form {
  display: flex;
  gap: 0.5rem;
}

.rt-input {
  flex: 1;
  background: var(--bg-primary);
  border: 1px solid var(--border-secondary);
  border-radius: 4px;
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}

.rt-input:focus {
  border-color: var(--accent-editorial);
}

.rt-btn-primary {
  background: var(--accent-editorial);
  color: #FFFFFF;
  border: none;
  border-radius: 4px;
  padding: 0.75rem 1.4rem;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity 0.2s;
}

.rt-btn-primary:hover {
  opacity: 0.9;
}

/* ==========================================================================
   ARTICLE DETAIL PAGE
   ========================================================================== */

/* Reading progress bar */
#rt-reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: var(--accent-editorial);
  z-index: 999;
  transition: width 0.1s ease-out;
}

.rt-article-page {
  padding: 2.5rem 0 4rem 0;
}

.rt-article-container {
  max-width: 820px;
  margin: 0 auto;
}

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

.rt-article-category {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent-editorial);
  margin-bottom: 0.8rem;
}

.rt-article-headline {
  font-family: var(--font-serif-display);
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.5px;
  margin-bottom: 1.25rem;
}

.rt-article-deck {
  font-family: var(--font-serif-body);
  font-size: 1.35rem;
  font-style: italic;
  line-height: 1.5;
  color: var(--text-secondary);
  margin-bottom: 1.75rem;
}

.rt-article-byline-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-secondary);
  border-bottom: 1px solid var(--border-secondary);
  padding: 0.85rem 0;
  margin-bottom: 2rem;
}

.rt-byline-info {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.rt-author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent-editorial);
}

.rt-author-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.rt-publish-details {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.rt-share-toolbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.rt-share-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-secondary);
  border-radius: 50%;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}

.rt-share-btn:hover {
  background: var(--accent-editorial);
  color: #FFFFFF;
  border-color: var(--accent-editorial);
}

.rt-featured-media {
  margin-bottom: 2.5rem;
}

.rt-featured-media img {
  width: 100%;
  border-radius: 4px;
}

/* Article Body Typography */
.rt-article-content {
  font-family: var(--font-serif-body);
  font-size: 1.25rem;
  line-height: 1.8;
  color: var(--text-primary);
}

/* Newspaper Drop Cap */
.rt-article-content > p:first-of-type::first-letter {
  font-family: var(--font-serif-display);
  font-size: 4.8rem;
  float: left;
  line-height: 0.8;
  padding-top: 4px;
  padding-right: 12px;
  padding-bottom: 4px;
  color: var(--accent-editorial);
  font-weight: 800;
}

.rt-article-content p {
  margin-bottom: 1.75rem;
}

.rt-article-content h2 {
  font-family: var(--font-serif-display);
  font-size: 2rem;
  font-weight: 700;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.4rem;
}

.rt-article-content h3 {
  font-family: var(--font-sans);
  font-size: 1.35rem;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.rt-article-content blockquote {
  border-left: 3px solid var(--accent-editorial);
  padding: 0.8rem 1.5rem;
  font-style: italic;
  font-size: 1.35rem;
  color: var(--text-secondary);
  margin: 2rem 0;
  background: var(--bg-secondary);
}

.rt-article-content ul, .rt-article-content ol {
  margin: 1.5rem 0 1.5rem 2rem;
}

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

/* Interactive Article Reactions */
.rt-reactions-widget {
  background: var(--bg-surface);
  border: 1px solid var(--border-secondary);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 3rem 0;
  text-align: center;
}

.rt-reactions-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.rt-reaction-btns {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.rt-reaction-pill {
  background: var(--bg-secondary);
  border: 1px solid var(--border-secondary);
  border-radius: 999px;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s;
}

.rt-reaction-pill:hover, .rt-reaction-pill.reacted {
  background: var(--accent-twist-bg);
  border-color: var(--accent-twist-border);
  color: var(--accent-twist-text);
}

/* Post Navigation (Prev/Next) */
.rt-post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 3rem 0;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border-secondary);
  border-bottom: 1px solid var(--border-secondary);
}

.rt-nav-card {
  padding: 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-secondary);
  border-radius: 6px;
  transition: transform 0.2s;
}

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

.rt-nav-direction {
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
}

.rt-nav-title {
  font-family: var(--font-serif-display);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.3;
}

/* ==========================================================================
   SEARCH MODAL
   ========================================================================== */

.rt-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  z-index: 1000;
  align-items: flex-start;
  justify-content: center;
  padding-top: 10vh;
}

.rt-modal-overlay.open {
  display: flex;
}

.rt-search-modal {
  background: var(--bg-surface);
  width: 90%;
  max-width: 640px;
  border-radius: 8px;
  border: 1px solid var(--border-secondary);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  animation: modal-slide-down 0.2s ease-out;
}

@keyframes modal-slide-down {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

.rt-search-box {
  display: flex;
  align-items: center;
  padding: 1.25rem;
  border-bottom: 1px solid var(--border-secondary);
}

.rt-search-input {
  flex: 1;
  background: transparent;
  border: none;
  font-size: 1.25rem;
  color: var(--text-primary);
  outline: none;
  font-family: var(--font-sans);
}

.rt-search-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0 0.5rem;
}

.rt-search-results {
  max-height: 420px;
  overflow-y: auto;
  padding: 1rem 1.25rem;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.rt-footer {
  background: var(--bg-surface);
  border-top: 3px solid var(--border-primary);
  padding: 3.5rem 0 2rem 0;
  margin-top: auto;
  transition: var(--theme-transition);
}

.rt-footer-top {
  display: grid;
  grid-template-columns: 1.5fr repeat(4, 1fr);
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-secondary);
}

.rt-footer-brand .rt-logo {
  font-size: 2.5rem;
}

.rt-footer-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
  line-height: 1.5;
}

.rt-footer-heading {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.rt-footer-links {
  list-style: none;
}

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

.rt-footer-links a {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.rt-footer-links a:hover {
  color: var(--accent-editorial);
  text-decoration: underline;
}

.rt-footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS
   ========================================================================== */

@media (max-width: 1024px) {
  .rt-hero-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .rt-main-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .rt-lead-column {
    border-right: none;
    padding-right: 0;
  }
  .rt-section-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .rt-footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .rt-logo {
    font-size: 2.5rem;
  }
  .rt-hero-title {
    font-size: 2.2rem;
  }
  .rt-article-headline {
    font-size: 2.2rem;
  }
  .rt-subgrid-2col {
    grid-template-columns: 1fr;
  }
  .rt-section-grid {
    grid-template-columns: 1fr;
  }
  .rt-newsletter-banner {
    grid-template-columns: 1fr;
  }
  .rt-topbar-left {
    display: none;
  }
  .rt-navbar .rt-nav-list {
    display: none;
  }
  .rt-mobile-toggle {
    display: block;
  }
  .rt-footer-top {
    grid-template-columns: 1fr;
  }
  .rt-footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  .rt-post-nav {
    grid-template-columns: 1fr;
  }
}

/* Mobile Drawer */
.rt-mobile-drawer {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 1000;
}

.rt-mobile-drawer.open {
  display: block;
}

.rt-drawer-content {
  background: var(--bg-surface);
  width: 80%;
  max-width: 320px;
  height: 100%;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  box-shadow: 4px 0 20px rgba(0, 0, 0, 0.3);
}

.rt-drawer-close {
  align-self: flex-end;
  background: none;
  border: none;
  font-size: 1.75rem;
  color: var(--text-primary);
  cursor: pointer;
  margin-bottom: 1rem;
}

.rt-drawer-nav {
  list-style: none;
}

.rt-drawer-nav li {
  margin-bottom: 1rem;
}

.rt-drawer-nav a {
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
}