/* ============================================
   SERVERD NEWS - Editorial Design System
   Colors: #CC2A0C (primary red), #212529 (anthracite), #FFFFFF (white)
   Typography: Inter
   ============================================ */

:root {
  /* Colors */
  --primary: #CC2A0C;
  --primary-dark: #A82209;
  --primary-light: #FF3D1A;
  --secondary: #212529;
  --secondary-light: #343A40;
  --white: #FFFFFF;
  --gray-50: #F8F9FA;
  --gray-100: #F1F3F5;
  --gray-200: #E9ECEF;
  --gray-300: #DEE2E6;
  --gray-400: #CED4DA;
  --gray-500: #ADB5BD;
  --gray-600: #868E96;
  --gray-700: #495057;
  --gray-800: #343A40;
  --gray-900: #212529;

  /* Typography */
  --font-display: 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Layout */
  --max-width: 1400px;
  --header-height: 80px;

  /* Effects */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
  --shadow-xl: 0 25px 50px -12px rgba(0,0,0,0.25);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--secondary);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: rgba(204,42,12,0.2);
  color: var(--secondary);
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.025em;
}

a {
  color: inherit;
  text-decoration: none;
}

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

/* ============================================
   HEADER
   ============================================ */

/* Header: identical to serverd-website navbar */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: 1.25rem 0;
  background: transparent;
  transition: all 0.5s ease;
}

.site-header.scrolled {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.03);
  padding: 0.75rem 0;
}

.header-inner {
  max-width: 80rem; /* max-w-7xl = 1280px */
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

@media (min-width: 640px) {
  .header-inner { padding: 0 1.5rem; }
}

@media (min-width: 1024px) {
  .header-inner { padding: 0 2rem; }
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  position: relative;
  z-index: 10;
}

.logo-img {
  height: 1.75rem; /* h-7 */
  width: auto;
  transition: all 0.3s ease;
}

@media (min-width: 768px) {
  .logo-img {
    height: 2.25rem; /* md:h-9 */
  }
}

.logo:hover .logo-img {
  opacity: 0.8;
}

/* Logo swap: clear when transparent, dark when scrolled */
.logo-dark {
  display: none;
}

.site-header.scrolled .logo-clear {
  display: none;
}

.site-header.scrolled .logo-dark {
  display: block;
}

/* Logo mark for placeholders */
.logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: var(--primary);
  color: var(--white);
  font-size: 1.25rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  font-family: var(--font-display);
}

/* Header Actions — lang switcher with globe icon */
.header-actions {
  display: flex;
  align-items: center;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.lang-globe {
  color: var(--white);
  transition: color 0.3s ease;
}

.site-header.scrolled .lang-globe {
  color: var(--secondary);
}

.lang-btns {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.lang-btn {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.8);
  transition: opacity 0.3s ease, color 0.3s ease;
  text-decoration: none;
  padding: 0;
}

.lang-btn.active {
  color: var(--white);
  font-weight: 700;
}

.lang-btn:not(.active):hover {
  opacity: 1;
  color: var(--white);
}

.site-header.scrolled .lang-btn {
  color: rgba(33,37,41,0.8);
}

.site-header.scrolled .lang-btn.active {
  color: var(--secondary);
  font-weight: 700;
}

.site-header.scrolled .lang-btn:not(.active):hover {
  opacity: 1;
  color: var(--secondary);
}

.lang-sep {
  color: var(--white);
  transition: color 0.3s ease;
  font-size: 0.875rem;
}

.site-header.scrolled .lang-sep {
  color: var(--secondary);
}


/* ============================================
   BUTTONS
   ============================================ */

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

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 10px 15px -3px rgba(204,42,12,0.25);
}

.btn-primary:hover {
  background: rgba(204,42,12,0.9);
  transform: translateY(-2px);
  box-shadow: 0 25px 50px -12px rgba(204,42,12,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--secondary);
  border: 2px solid var(--gray-300);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn-ghost {
  background: transparent;
  color: var(--gray-600);
}

.btn-ghost:hover {
  background: var(--gray-100);
  color: var(--secondary);
}

/* ============================================
   HERO
   ============================================ */

.hero {
  position: relative;
  padding: calc(var(--header-height) + 5rem) var(--space-xl) 5rem;
  background: var(--secondary);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: var(--secondary);
  opacity: 0.7;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 1;
}

.hero::after {
  content: '';
  position: absolute;
  top: -10%;
  right: -5%;
  width: 24rem;
  height: 24rem;
  background: rgba(204,42,12,0.2);
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  max-width: var(--max-width);
  margin: 0 auto;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: var(--space-lg);
  animation: fadeInUp 0.6s ease-out;
}

.pulse {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 3.75rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--white);
  margin-bottom: var(--space-md);
  animation: fadeInUp 0.7s ease-out 0.1s backwards;
}

.hero-subtitle {
  font-size: clamp(1.125rem, 2vw, 1.25rem);
  color: var(--gray-400);
  max-width: 48rem;
  line-height: 1.6;
  animation: fadeInUp 0.7s ease-out 0.2s backwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


/* ============================================
   SECTIONS
   ============================================ */

.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 5rem var(--space-xl);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--secondary);
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.section-title-accent {
  display: block;
  width: 4px;
  height: 28px;
  background: var(--primary);
  border-radius: 2px;
}

.view-all {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 600;
  color: var(--primary);
  transition: gap var(--transition);
}

.view-all:hover {
  gap: var(--space-md);
}

.section-footer {
  display: flex;
  justify-content: center;
  margin-top: var(--space-2xl);
}

/* ============================================
   FEATURED ARTICLES
   ============================================ */

.featured-section {
  background: var(--gray-50);
  max-width: 100%;
  padding: 5rem var(--space-xl);
}

.featured-section > .section-header,
.featured-section > .featured-grid {
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
}

.featured-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  grid-template-rows: repeat(2, 1fr);
  gap: var(--space-lg);
  min-height: 500px;
}

.featured-main {
  grid-row: span 2;
}

.featured-link {
  display: block;
  height: 100%;
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--secondary);
}

.featured-image {
  position: absolute;
  inset: 0;
}

.featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.featured-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-light) 100%);
}

.featured-placeholder .logo-mark {
  width: 80px;
  height: 80px;
  font-size: 2.5rem;
  opacity: 0.3;
}

.featured-placeholder.small .logo-mark {
  width: 50px;
  height: 50px;
  font-size: 1.5rem;
}

.featured-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.2) 50%, transparent 100%);
}

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

.featured-content .article-category {
  position: static;
  display: inline-block;
  margin-bottom: var(--space-sm);
}

.featured-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin: 0 0 var(--space-sm);
}

.featured-excerpt {
  font-size: 1rem;
  opacity: 0.85;
  margin-bottom: var(--space-md);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.featured-meta {
  display: flex;
  gap: var(--space-lg);
  font-size: 0.875rem;
  opacity: 0.7;
}

/* Featured Side Cards */
.featured-side {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

.featured-side:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.featured-side-link {
  display: grid;
  grid-template-columns: 140px 1fr;
  height: 100%;
}

.featured-side-image {
  position: relative;
  overflow: hidden;
}

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

.featured-side-content {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-side-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.3;
  margin: var(--space-sm) 0;
  color: var(--secondary);
}

.featured-side-excerpt {
  font-size: 0.875rem;
  color: var(--gray-600);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: var(--space-sm);
}

.featured-side-content time {
  font-size: 0.8125rem;
  color: var(--gray-500);
}

@media (max-width: 900px) {
  .featured-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .featured-main {
    min-height: 400px;
  }

  .featured-side-link {
    grid-template-columns: 120px 1fr;
  }
}

/* ============================================
   ARTICLE CARDS
   ============================================ */

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-xl);
}

.articles-grid.small {
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.article-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-100);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.article-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-8px);
  border-color: transparent;
}

.article-card-link {
  display: block;
}

.article-card-image {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--gray-100);
}

.article-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.article-card:hover .article-card-image img {
  transform: scale(1.08);
}

.article-card-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-200) 100%);
}

.article-card-placeholder .logo-mark {
  background: var(--gray-300);
  opacity: 0.5;
}

.article-category {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  padding: var(--space-xs) var(--space-md);
  background: var(--cat-color, var(--primary));
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-sm);
}

.article-category.small {
  position: static;
  display: inline-block;
  align-self: flex-start;
}

.article-category.large {
  position: static;
  display: inline-block;
  font-size: 0.8125rem;
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-md);
}

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

.article-date {
  font-size: 0.8125rem;
  color: var(--gray-500);
  display: block;
  margin-bottom: var(--space-sm);
}

.article-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--secondary);
  margin-bottom: var(--space-sm);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-excerpt {
  font-size: 0.9375rem;
  color: var(--gray-600);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: var(--space-md);
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  transition: gap var(--transition);
}

.article-card:hover .read-more {
  gap: var(--space-md);
}

/* ============================================
   CATEGORIES GRID
   ============================================ */

.categories-section {
  background: var(--secondary);
  max-width: 100%;
  padding: 5rem var(--space-xl);
}

.categories-section .section-header {
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
}

.categories-section .section-title {
  color: var(--white);
}

.categories-section .section-title-accent {
  background: var(--primary);
}

.categories-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--space-md);
}

.category-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  background: var(--secondary-light);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--cat-color, var(--primary));
  transition: all var(--transition);
}

.category-card:hover {
  background: var(--gray-800);
  transform: translateX(8px);
}

.category-name {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--white);
}

.category-count {
  font-size: 0.8125rem;
  color: var(--gray-500);
  display: block;
  margin-top: var(--space-xs);
}

.category-arrow {
  color: var(--gray-500);
  transition: all var(--transition);
  display: flex;
  align-items: center;
}

.category-card:hover .category-arrow {
  color: var(--cat-color, var(--primary));
  transform: translateX(4px);
}

/* ============================================
   NEWS PAGE
   ============================================ */

.page-header {
  position: relative;
  padding: calc(var(--header-height) + 4rem) var(--space-xl) 4rem;
  background: var(--secondary);
  text-align: center;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, white 1px, transparent 0);
  background-size: 40px 40px;
  opacity: 0.03;
  pointer-events: none;
}

.page-title {
  position: relative;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 3.75rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--white);
  margin-bottom: var(--space-md);
}

.page-subtitle {
  position: relative;
  font-size: 1.125rem;
  color: var(--gray-400);
  max-width: 48rem;
  margin: 0 auto;
  line-height: 1.6;
}

.filter-bar {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-xl);
  border-bottom: 1px solid var(--gray-200);
}

.filter-categories {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.filter-btn {
  padding: var(--space-sm) var(--space-lg);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-600);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 100px;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.filter-btn:hover {
  border-color: var(--cat-color, var(--primary));
  color: var(--cat-color, var(--primary));
}

.filter-btn.active {
  background: var(--cat-color, var(--primary));
  border-color: var(--cat-color, var(--primary));
  color: var(--white);
}

.filter-count {
  font-size: 0.75rem;
  opacity: 0.7;
}

.load-more-container {
  display: flex;
  justify-content: center;
  margin-top: var(--space-2xl);
}

.load-more-btn {
  min-width: 200px;
}

.empty-state {
  text-align: center;
  padding: var(--space-4xl);
  color: var(--gray-500);
}

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

.article-page {
  padding-top: 60px;
}

.article-header {
  padding: var(--space-xl) var(--space-xl) var(--space-2xl);
  background: var(--gray-50);
}

/* Remove navbar shadow on article pages */
body:has(.article-page) .site-header.scrolled {
  box-shadow: none;
}

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

.back-link {
  display: flex;
  width: fit-content;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-600);
  margin-bottom: var(--space-xl);
  transition: color var(--transition);
}

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

.article-page-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--secondary);
  margin: var(--space-lg) 0;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  color: var(--gray-600);
}

.article-date-full,
.article-author {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.9375rem;
}

.article-hero-image {
  max-width: 1000px;
  margin: var(--space-2xl) auto 0;
  padding: 0 var(--space-xl);
}

.article-hero-image img {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.article-hero-image figcaption {
  text-align: center;
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-top: var(--space-md);
}

.article-body {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-xl) var(--space-4xl);
}

/* Prose (article content) */
.prose {
  font-size: 1.125rem;
  line-height: 1.75;
  color: var(--gray-700);
  text-align: justify;
}

.prose h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--secondary);
  margin: var(--space-2xl) 0 var(--space-lg);
}

.prose h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--secondary);
  margin: var(--space-xl) 0 var(--space-md);
}

.prose p {
  margin-bottom: var(--space-lg);
}

.prose ul, .prose ol {
  margin-bottom: var(--space-lg);
  padding-left: var(--space-xl);
}

.prose li {
  margin-bottom: var(--space-sm);
}

.prose strong {
  font-weight: 600;
  color: var(--secondary);
}

.prose blockquote {
  border-left: 4px solid var(--primary);
  padding-left: var(--space-lg);
  margin: var(--space-xl) 0;
  font-style: italic;
  color: var(--gray-600);
}

.prose a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.prose a:hover {
  color: var(--primary-dark);
}

.prose code {
  background: var(--gray-100);
  padding: 0.125em 0.375em;
  border-radius: var(--radius-sm);
  font-size: 0.9em;
}

.prose pre {
  background: var(--secondary);
  color: var(--gray-200);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  margin: var(--space-xl) 0;
}

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

/* Share Bar (bottom of article) */
.share-bar {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-xl) var(--space-3xl);
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  border-top: 1px solid var(--gray-200);
  padding-top: var(--space-xl);
}

.share-bar h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
  white-space: nowrap;
}

.share-buttons {
  display: flex;
  gap: var(--space-sm);
}

.share-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  color: var(--gray-600);
  transition: all var(--transition);
  cursor: pointer;
}

.share-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* Related Articles */
.related-section {
  background: var(--gray-50);
  max-width: 100%;
  padding: var(--space-3xl) var(--space-xl);
}

.related-section > * {
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
}

/* ============================================
   ERROR PAGES
   ============================================ */

.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
  background: var(--gray-50);
}

.error-content {
  text-align: center;
}

.error-code {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.error-code .digit {
  font-family: var(--font-display);
  font-size: clamp(4rem, 15vw, 8rem);
  font-weight: 700;
  color: var(--secondary);
}

.error-code .zero {
  display: flex;
  align-items: center;
  justify-content: center;
}

.error-code .error-logo {
  height: clamp(50px, 10vw, 80px);
  width: auto;
}

.error-icon {
  color: var(--gray-400);
  margin-bottom: var(--space-lg);
}

.error-content h1 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--secondary);
  margin-bottom: var(--space-md);
}

.error-content p {
  color: var(--gray-600);
  margin-bottom: var(--space-xl);
}

.error-message {
  font-family: monospace;
  background: var(--gray-100);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
}

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

/* Footer: identical to serverd-website */
.site-footer {
  background: var(--secondary);
  color: var(--white);
}

.footer-container {
  max-width: 80rem;
  margin: 0 auto;
  padding: 4rem 1rem 2.5rem;
}

@media (min-width: 640px) {
  .footer-container { padding-left: 1.5rem; padding-right: 1.5rem; }
}

@media (min-width: 1024px) {
  .footer-container { padding-left: 2rem; padding-right: 2rem; }
}

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

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
    gap: 2rem;
  }
}

.footer-brand {
  /* spans 2 cols on md, full on mobile, 2fr on lg */
}

@media (min-width: 768px) and (max-width: 1023px) {
  .footer-brand {
    grid-column: span 2;
  }
}

.footer-logo-img {
  height: 2rem; /* h-8 */
  width: auto;
  margin-bottom: 1rem; /* mb-4 */
}

.footer-desc {
  color: #9ca3af; /* text-gray-400 */
  font-size: 0.875rem; /* text-sm */
  line-height: 1.625; /* leading-relaxed */
  text-align: justify;
  max-width: 28rem; /* max-w-md */
}

.footer-heading {
  font-size: 0.75rem; /* text-xs */
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em; /* tracking-wider */
  color: #9ca3af; /* text-gray-400 */
  margin-bottom: 1.25rem; /* mb-5 */
}

.footer-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem; /* space-y-3 */
}

.footer-list a {
  font-size: 0.875rem; /* text-sm */
  color: #9ca3af; /* text-gray-400 */
  transition: color 0.2s ease;
}

.footer-list a:hover {
  color: var(--white);
}

.footer-brand-link {
  display: flex;
  align-items: center;
}

.footer-arrow {
  margin-left: 0.25rem; /* ml-1 */
  opacity: 0;
  transform: translateY(-2px); /* -translate-y-0.5 */
  transition: all 0.2s ease;
}

.footer-brand-link:hover .footer-arrow {
  opacity: 1;
  transform: translateY(0);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1); /* border-white/10 */
}

.footer-bottom-inner {
  max-width: 80rem;
  margin: 0 auto;
  padding: 1.5rem 1rem; /* py-6 */
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1rem; /* gap-4 */
}

@media (min-width: 640px) {
  .footer-bottom-inner { padding-left: 1.5rem; padding-right: 1.5rem; }
}

@media (min-width: 768px) {
  .footer-bottom-inner {
    flex-direction: row;
  }
}

@media (min-width: 1024px) {
  .footer-bottom-inner { padding-left: 2rem; padding-right: 2rem; }
}

.footer-company-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem; /* gap-2 */
  font-size: 0.75rem; /* text-xs */
  color: #6b7280; /* text-gray-500 */
}

@media (min-width: 768px) {
  .footer-company-info {
    flex-direction: row;
  }
}

.footer-company-info .sep {
  display: none;
}

@media (min-width: 768px) {
  .footer-company-info .sep {
    display: inline; /* hidden md:inline */
  }
}

.footer-legal-link {
  font-size: 0.75rem; /* text-xs */
  color: #6b7280; /* text-gray-500 */
  transition: color 0.2s ease;
}

.footer-legal-link:hover {
  color: #d1d5db; /* text-gray-300 */
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 640px) {
  .articles-grid {
    grid-template-columns: 1fr;
  }

  .featured-grid {
    gap: var(--space-md);
  }

  .featured-main {
    min-height: 350px;
  }

  .featured-content {
    padding: var(--space-lg);
  }

  .featured-title {
    font-size: 1.375rem;
  }
}