/* =========================================
   AI TOOLS BLOG - Main Stylesheet
   Version: 1.0
   ========================================= */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

/* --- CSS Variables --- */
:root {
  --clr-bg: #080d1a;
  --clr-surface: #0f1624;
  --clr-surface2: #172031;
  --clr-border: #1c2a40;
  --clr-accent: #38bdf8;
  --clr-accent2: #818cf8;
  --clr-accent-glow: rgba(56,189,248,0.12);
  --clr-text: #cbd5e1;
  --clr-text-muted: #94a3b8;
  --clr-text-dim: #4e6077;
  --clr-heading: #f1f5f9;
  --clr-card: #0f1624;
  --clr-card-hover: #142233;
  --font-display: 'Manrope', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'Courier New', Courier, monospace;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow: 0 4px 24px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 40px rgba(56,189,248,0.07);
  --transition: 0.22s cubic-bezier(0.4,0,0.2,1);
  --max-width: 1280px;
  --sidebar-width: 300px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 1rem;
}

/* Grain texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--clr-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: #fff; }
ul { list-style: none; }

h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-display);
  color: var(--clr-heading);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* --- Utilities --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); border: 0;
}

.tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--clr-accent-glow);
  color: var(--clr-accent);
  border: 1px solid rgba(56,189,248,0.2);
  line-height: 1.5;
}

.tag.cat-1 { background: rgba(56,189,248,0.09); color: #38bdf8; border-color: rgba(56,189,248,0.2); }
.tag.cat-2 { background: rgba(129,140,248,0.1); color: #818cf8; border-color: rgba(129,140,248,0.22); }
.tag.cat-3 { background: rgba(52,211,153,0.09); color: #34d399; border-color: rgba(52,211,153,0.2); }
.tag.cat-4 { background: rgba(251,191,36,0.09); color: #fbbf24; border-color: rgba(251,191,36,0.2); }
.tag.cat-5 { background: rgba(244,114,182,0.09); color: #f472b6; border-color: rgba(244,114,182,0.2); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.875rem;
  padding: 10px 20px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  letter-spacing: -0.01em;
  line-height: 1.4;
}

.btn-primary {
  background: var(--clr-accent);
  color: #06111f;
}
.btn-primary:hover {
  background: #7dd3fc;
  color: #06111f;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(56,189,248,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--clr-accent);
  border: 1px solid rgba(56,189,248,0.3);
}
.btn-outline:hover {
  background: var(--clr-accent-glow);
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--clr-text-muted);
  border: 1px solid var(--clr-border);
  font-size: 0.82rem;
  padding: 8px 16px;
}
.btn-ghost:hover {
  color: var(--clr-accent);
  border-color: rgba(56,189,248,0.35);
  background: var(--clr-accent-glow);
  color: var(--clr-accent);
}

.section-label {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-accent);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  line-height: 1.5;
}
.section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(56,189,248,0.25), transparent);
}

/* =========================================
   HEADER
   ========================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10,15,30,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--clr-border);
  padding: 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 24px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent2));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  color: #fff;
  font-family: var(--font-display);
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--clr-heading);
  letter-spacing: -0.03em;
}

.logo-text span { color: var(--clr-accent); }

/* Desktop Nav */
.main-nav { display: flex; align-items: center; gap: 2px; }
.main-nav a {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  padding: 8px 13px;
  border-radius: 8px;
  transition: all var(--transition);
  white-space: nowrap;
  letter-spacing: -0.01em;
  line-height: 1.4;
}
.main-nav a:hover, .main-nav a.active {
  color: var(--clr-heading);
  background: var(--clr-surface2);
}

.header-actions { display: flex; align-items: center; gap: 12px; }

/* Search bar in header */
.header-search {
  position: relative;
  display: flex;
  align-items: center;
}
.header-search input {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: 8px;
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: 0.875rem;
  padding: 8px 40px 8px 14px;
  width: 200px;
  transition: all var(--transition);
  outline: none;
}
.header-search input:focus {
  border-color: var(--clr-accent);
  width: 240px;
  box-shadow: 0 0 0 3px var(--clr-accent-glow);
}
.header-search input::placeholder { color: var(--clr-text-dim); }
.search-icon-btn {
  position: absolute;
  right: 10px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--clr-text-dim);
  display: flex;
  align-items: center;
  padding: 0;
  transition: color var(--transition);
}
.search-icon-btn:hover { color: var(--clr-accent); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  transition: background var(--transition);
}
.hamburger:hover { background: var(--clr-surface); }
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--clr-text-muted);
  border-radius: 2px;
  transition: all var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: absolute;
  top: 68px;
  left: 0;
  right: 0;
  background: var(--clr-surface);
  border-bottom: 1px solid var(--clr-border);
  padding: 16px 24px;
  flex-direction: column;
  gap: 4px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  padding: 10px 14px;
  border-radius: 8px;
  transition: all var(--transition);
}
.mobile-nav a:hover { color: var(--clr-heading); background: var(--clr-surface2); }

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
  padding: 80px 0 60px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(0,229,255,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(124,58,237,0.05) 0%, transparent 65%);
  pointer-events: none;
}

.hero-content {
  max-width: 760px;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.2);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--clr-accent);
  font-family: var(--font-display);
  letter-spacing: 0.04em;
  margin-bottom: 24px;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--clr-accent);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--clr-accent) 0%, #a78bfa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--clr-text-muted);
  max-width: 580px;
  margin-bottom: 36px;
  font-weight: 300;
  line-height: 1.8;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

.hero-stats {
  display: flex;
  gap: 36px;
  margin-top: 48px;
  padding-top: 36px;
  border-top: 1px solid var(--clr-border);
}

.stat { display: flex; flex-direction: column; }
.stat-num {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--clr-heading);
  letter-spacing: -0.02em;
}
.stat-num span { color: var(--clr-accent); }
.stat-label {
  font-size: 0.8rem;
  color: var(--clr-text-dim);
  font-weight: 400;
}

/* =========================================
   LAYOUT - Main + Sidebar
   ========================================= */
.content-wrapper {
  display: grid;
  grid-template-columns: 1fr var(--sidebar-width);
  gap: 40px;
  padding: 60px 0;
  align-items: start;
}

.content-wrapper.full-width {
  grid-template-columns: 1fr;
}

/* =========================================
   BLOG CARDS
   ========================================= */
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 32px;
}

.section-title {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.articles-grid.list-view {
  grid-template-columns: 1fr;
}

/* Blog Card */
.blog-card {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

.blog-card:hover {
  background: var(--clr-card-hover);
  border-color: rgba(0,229,255,0.2);
  transform: translateY(-3px);
  box-shadow: var(--shadow), var(--shadow-glow);
}

.blog-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,229,255,0.03) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}
.blog-card:hover::before { opacity: 1; }

.card-image {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: var(--clr-surface2);
}

.card-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--clr-surface2) 0%, #0d1829 100%);
  position: relative;
  overflow: hidden;
}

.card-image-placeholder::before {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,229,255,0.08) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
}

.placeholder-icon {
  font-size: 2.5rem;
  opacity: 0.3;
  position: relative;
  z-index: 1;
}

.card-category {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
}

.card-body {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 10px;
}

.card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-heading);
  line-height: 1.4;
  letter-spacing: -0.01em;
  transition: color var(--transition);
}
.blog-card:hover .card-title { color: var(--clr-accent); }

.card-excerpt {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  line-height: 1.7;
  font-weight: 400;
  flex: 1;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.8rem;
  color: var(--clr-text-dim);
  line-height: 1.5;
}
.card-meta span { display: flex; align-items: center; gap: 5px; }

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--clr-border);
  margin-top: auto;
}

/* Featured Card (large) */
.blog-card.featured {
  grid-column: 1 / -1;
  flex-direction: row;
}
.blog-card.featured .card-image {
  width: 45%;
  height: auto;
  min-height: 260px;
  flex-shrink: 0;
}
.blog-card.featured .card-body { padding: 32px; }
.blog-card.featured .card-title { font-size: 1.4rem; }
.blog-card.featured .card-excerpt { font-size: 0.95rem; }

/* =========================================
   SIDEBAR
   ========================================= */
.sidebar {
  position: sticky;
  top: 88px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.sidebar-widget {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.widget-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--clr-heading);
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: -0.01em;
  line-height: 1.4;
}

/* Categories widget */
.category-list { display: flex; flex-direction: column; gap: 6px; }
.category-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-radius: 8px;
  transition: all var(--transition);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
}
.category-item:hover {
  background: var(--clr-surface2);
  border-color: var(--clr-border);
}
.category-item-name {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  font-weight: 500;
  transition: color var(--transition);
  line-height: 1.5;
}
.category-item:hover .category-item-name { color: var(--clr-heading); }
.category-count {
  font-size: 0.75rem;
  background: var(--clr-surface2);
  color: var(--clr-text-dim);
  padding: 2px 8px;
  border-radius: 100px;
  font-weight: 600;
  font-family: var(--font-display);
}

/* Recent posts widget */
.recent-post {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--clr-border);
}
.recent-post:last-child { border-bottom: none; padding-bottom: 0; }
.recent-post:first-child { padding-top: 0; }
.recent-thumb {
  width: 64px;
  height: 64px;
  border-radius: 8px;
  background: var(--clr-surface2);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  overflow: hidden;
}
.recent-info { flex: 1; min-width: 0; }
.recent-title {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--clr-text);
  line-height: 1.45;
  margin-bottom: 5px;
  transition: color var(--transition);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.recent-post:hover .recent-title { color: var(--clr-accent); }
.recent-date {
  font-size: 0.75rem;
  color: var(--clr-text-dim);
  line-height: 1.4;
}

/* Newsletter widget */
.newsletter-widget {
  background: linear-gradient(135deg, rgba(0,229,255,0.06) 0%, rgba(124,58,237,0.06) 100%);
  border-color: rgba(0,229,255,0.15);
}
.newsletter-desc {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  margin-bottom: 16px;
  line-height: 1.65;
  font-weight: 400;
}
.newsletter-form { display: flex; flex-direction: column; gap: 10px; }
.newsletter-form input[type="email"] {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: 8px;
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: 0.875rem;
  padding: 10px 14px;
  outline: none;
  transition: border-color var(--transition);
  width: 100%;
}
.newsletter-form input[type="email"]:focus {
  border-color: var(--clr-accent);
}
.newsletter-form input::placeholder { color: var(--clr-text-dim); }
.newsletter-form .btn { width: 100%; justify-content: center; }
.newsletter-msg {
  font-size: 0.8rem;
  padding: 8px 12px;
  border-radius: 6px;
  display: none;
}
.newsletter-msg.success { background: rgba(52,211,153,0.1); color: #34d399; border: 1px solid rgba(52,211,153,0.2); }
.newsletter-msg.error { background: rgba(248,113,113,0.1); color: #f87171; border: 1px solid rgba(248,113,113,0.2); }

/* =========================================
   AD PLACEHOLDER
   ========================================= */
.ad-placeholder {
  background: var(--clr-surface);
  border: 1px dashed var(--clr-border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-dim);
  font-size: 0.75rem;
  font-family: var(--font-display);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  gap: 6px;
  padding: 20px;
}
.ad-placeholder.banner { height: 90px; }
.ad-placeholder.rectangle { height: 250px; }
.ad-placeholder.leaderboard { height: 90px; width: 100%; }

/* =========================================
   HOMEPAGE - Featured Section
   ========================================= */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto;
  gap: 24px;
}

.featured-grid .blog-card:first-child {
  grid-column: 1 / 3;
  grid-row: 1 / 2;
}

.featured-grid .blog-card:first-child .card-image { height: 280px; }
.featured-grid .blog-card:first-child .card-title { font-size: 1.3rem; }

/* Categories Strip */
.categories-strip {
  padding: 48px 0;
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
}

.categories-strip-inner {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.cat-pill {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  padding: 20px 16px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
  text-decoration: none;
  cursor: pointer;
}

.cat-pill:hover {
  background: var(--clr-surface2);
  border-color: var(--clr-accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,229,255,0.08);
}

.cat-pill:hover .cat-pill-name {
  color: var(--clr-accent);
}

.cat-pill-icon {
  font-size: 1.8rem;
  line-height: 1;
}

.cat-pill-name {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--clr-text-muted);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.cat-pill-count {
  font-size: 0.7rem;
  color: var(--clr-text-dim);
}

/* =========================================
   PAGINATION
   ========================================= */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 48px;
  padding-top: 36px;
  border-top: 1px solid var(--clr-border);
}

.page-btn {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  border: 1px solid var(--clr-border);
  background: var(--clr-surface);
  color: var(--clr-text-muted);
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.page-btn:hover, .page-btn.active {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: #0a0f1e;
}

/* =========================================
   PAGE HERO
   ========================================= */
.page-hero {
  padding: 60px 0 40px;
  border-bottom: 1px solid var(--clr-border);
  position: relative;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: -100px;
  left: -10%;
  width: 60%;
  height: 300px;
  background: radial-gradient(ellipse, rgba(0,229,255,0.04) 0%, transparent 70%);
  pointer-events: none;
}
.page-hero h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}
.page-hero p {
  color: var(--clr-text-muted);
  font-size: 1rem;
  max-width: 600px;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--clr-text-dim);
  margin-bottom: 20px;
}
.breadcrumb a { color: var(--clr-text-dim); }
.breadcrumb a:hover { color: var(--clr-accent); }
.breadcrumb-sep { color: var(--clr-border); }

/* =========================================
   ABOUT PAGE
   ========================================= */
.about-content { max-width: 800px; }
.about-content h2 {
  font-size: 1.5rem;
  margin: 36px 0 14px;
  letter-spacing: -0.02em;
}
.about-content p {
  color: var(--clr-text-muted);
  margin-bottom: 16px;
  line-height: 1.8;
  font-weight: 300;
}
.about-content ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}
.about-content ul li {
  padding-left: 20px;
  position: relative;
  color: var(--clr-text-muted);
  font-size: 0.95rem;
}
.about-content ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--clr-accent);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.team-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
}
.team-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent2));
  margin: 0 auto 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}
.team-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-heading);
  margin-bottom: 4px;
}
.team-role { font-size: 0.8rem; color: var(--clr-text-dim); }

/* =========================================
   CONTACT PAGE
   ========================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
  align-items: start;
  padding: 60px 0;
}

.contact-form-wrapper {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 36px;
}

.contact-form-wrapper h2 {
  font-size: 1.5rem;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.contact-form-wrapper > p {
  color: var(--clr-text-muted);
  font-size: 0.9rem;
  margin-bottom: 28px;
}

.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  margin-bottom: 8px;
  font-family: var(--font-display);
  letter-spacing: 0.02em;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: 8px;
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 12px 16px;
  outline: none;
  transition: all var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px var(--clr-accent-glow);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group select { appearance: none; cursor: pointer; }
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--clr-text-dim); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.contact-info-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.contact-info-card h3 {
  font-size: 1.1rem;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}
.info-item {
  display: flex;
  gap: 14px;
  margin-bottom: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--clr-border);
}
.info-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.info-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--clr-surface2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.info-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--clr-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}
.info-value { font-size: 0.9rem; color: var(--clr-text-muted); }

.form-message {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.875rem;
  margin-top: 16px;
  display: none;
}
.form-message.success {
  background: rgba(52,211,153,0.1);
  color: #34d399;
  border: 1px solid rgba(52,211,153,0.2);
  display: block;
}
.form-message.error {
  background: rgba(248,113,113,0.1);
  color: #f87171;
  border: 1px solid rgba(248,113,113,0.2);
  display: block;
}

/* =========================================
   LEGAL PAGES
   ========================================= */
.legal-content {
  max-width: 800px;
  padding: 60px 0;
}
.legal-content h2 {
  font-size: 1.3rem;
  margin: 36px 0 12px;
  letter-spacing: -0.02em;
}
.legal-content h3 {
  font-size: 1.05rem;
  margin: 24px 0 10px;
  color: var(--clr-text);
}
.legal-content p {
  color: var(--clr-text-muted);
  margin-bottom: 14px;
  line-height: 1.8;
  font-size: 0.95rem;
  font-weight: 300;
}
.legal-content ul {
  list-style: disc;
  padding-left: 24px;
  color: var(--clr-text-muted);
  margin-bottom: 14px;
}
.legal-content ul li { margin-bottom: 6px; font-size: 0.95rem; line-height: 1.7; }
.legal-last-updated {
  font-size: 0.82rem;
  color: var(--clr-text-dim);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: 8px;
  padding: 10px 16px;
  margin-bottom: 32px;
  display: inline-block;
}

/* =========================================
   SEARCH PAGE
   ========================================= */
.search-hero {
  padding: 60px 0;
  text-align: center;
}
.search-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 20px;
}
.search-bar-large {
  display: flex;
  max-width: 600px;
  margin: 0 auto;
  gap: 12px;
}
.search-bar-large input {
  flex: 1;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 14px 20px;
  outline: none;
  transition: all var(--transition);
}
.search-bar-large input:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px var(--clr-accent-glow);
}
.search-results-info {
  text-align: center;
  color: var(--clr-text-dim);
  font-size: 0.9rem;
  margin-bottom: 32px;
}
.search-results-info span { color: var(--clr-accent); font-weight: 600; }

/* =========================================
   FOOTER
   ========================================= */
.site-footer {
  background: var(--clr-surface);
  border-top: 1px solid var(--clr-border);
  margin-top: 80px;
}

.footer-top {
  padding: 64px 0 48px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}

.footer-brand .site-logo { margin-bottom: 16px; }
.footer-brand-desc {
  font-size: 0.875rem;
  color: var(--clr-text-dim);
  line-height: 1.7;
  font-weight: 400;
  max-width: 280px;
  margin-bottom: 20px;
}

.social-links { display: flex; gap: 10px; }
.social-link {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--clr-surface2);
  border: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-dim);
  font-size: 0.875rem;
  transition: all var(--transition);
  text-decoration: none;
}
.social-link:hover {
  background: var(--clr-accent-glow);
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--clr-heading);
  margin-bottom: 16px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-links a {
  font-size: 0.875rem;
  color: var(--clr-text-dim);
  transition: color var(--transition);
  text-decoration: none;
}
.footer-links a:hover { color: var(--clr-text); }

.footer-bottom {
  padding: 20px 0;
  border-top: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--clr-text-dim);
}
.footer-copy a { color: var(--clr-text-dim); }
.footer-copy a:hover { color: var(--clr-accent); }

.footer-legal { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-legal a {
  font-size: 0.78rem;
  color: var(--clr-text-dim);
  transition: color var(--transition);
}
.footer-legal a:hover { color: var(--clr-text); }

/* =========================================
   COOKIE BANNER
   ========================================= */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--clr-surface);
  border-top: 1px solid var(--clr-border);
  padding: 16px 24px;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.cookie-banner.show { display: flex; }
.cookie-text { font-size: 0.85rem; color: var(--clr-text-muted); flex: 1; min-width: 260px; }
.cookie-text a { color: var(--clr-accent); }
.cookie-actions { display: flex; gap: 10px; align-items: center; flex-shrink: 0; }

/* =========================================
   SCROLL TO TOP
   ========================================= */
.scroll-top {
  position: fixed;
  bottom: 80px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--clr-accent);
  color: #0a0f1e;
  border: none;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  z-index: 999;
  transition: all var(--transition);
  box-shadow: 0 4px 16px rgba(0,229,255,0.3);
}
.scroll-top.show { display: flex; }
.scroll-top:hover { background: #fff; transform: translateY(-2px); }

/* =========================================
   ANIMATIONS
   ========================================= */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-in {
  animation: fadeInUp 0.5s ease forwards;
}

.stagger-1 { animation-delay: 0.05s; }
.stagger-2 { animation-delay: 0.1s; }
.stagger-3 { animation-delay: 0.15s; }
.stagger-4 { animation-delay: 0.2s; }
.stagger-5 { animation-delay: 0.25s; }

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1100px) {
  .featured-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .featured-grid .blog-card:first-child {
    grid-column: 1 / -1;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  .categories-strip-inner {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 960px) {
  .content-wrapper {
    grid-template-columns: 1fr;
  }
  .sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .blog-card.featured {
    flex-direction: column;
  }
  .blog-card.featured .card-image {
    width: 100%;
    height: 220px;
  }
}

@media (max-width: 768px) {
  :root { --sidebar-width: 100%; }

  .main-nav { display: none; }
  .header-search { display: none; }
  .hamburger { display: flex; }

  .hero { padding: 48px 0 40px; }
  .hero-stats { flex-wrap: wrap; gap: 24px; }

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

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

  .featured-grid {
    grid-template-columns: 1fr;
  }
  .featured-grid .blog-card:first-child {
    grid-column: 1;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

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

  .form-row { grid-template-columns: 1fr; }

  .search-bar-large {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .categories-strip-inner {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero h1 { font-size: 2rem; }
  .cookie-banner { flex-direction: column; align-items: flex-start; }
}

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

/* Article Hero */
.article-hero {
  padding: 52px 0 40px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--clr-border);
}
.article-hero::before {
  content: '';
  position: absolute;
  top: -120px; left: -5%;
  width: 50%; height: 400px;
  background: radial-gradient(ellipse, rgba(0,229,255,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.article-hero::after {
  content: '';
  position: absolute;
  top: -60px; right: -5%;
  width: 40%; height: 300px;
  background: radial-gradient(ellipse, rgba(124,58,237,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.article-meta-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.article-hero h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  max-width: 880px;
  margin-bottom: 20px;
}
.article-byline {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  padding: 16px 0;
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
  margin: 20px 0 0;
}
.author-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent2));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
}
.author-info { display: flex; flex-direction: column; gap: 1px; }
.author-name {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--clr-heading);
}
.author-role { font-size: 0.75rem; color: var(--clr-text-dim); }
.article-stats {
  display: flex; gap: 20px; margin-left: auto;
  flex-wrap: wrap;
}
.article-stat {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.8rem; color: var(--clr-text-dim);
}

/* Article Featured Image */
.article-featured-img {
  width: 100%; aspect-ratio: 16/7;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--clr-surface2);
  margin: 32px 0;
  position: relative;
  display: flex; align-items: center; justify-content: center;
}
.article-featured-img::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg,
    rgba(0,229,255,0.08) 0%,
    rgba(124,58,237,0.05) 50%,
    transparent 100%);
}
.featured-img-inner {
  text-align: center; position: relative; z-index: 1;
}
.featured-img-icon { font-size: 4rem; display: block; margin-bottom: 8px; }
.featured-img-caption {
  font-size: 0.8rem; color: var(--clr-text-dim);
  font-style: italic;
}

/* Table of Contents */
.toc-box {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-left: 3px solid var(--clr-accent);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin: 36px 0;
}
.toc-box h3 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--clr-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
  display: flex; align-items: center; gap: 8px;
}
.toc-list {
  list-style: none;
  display: flex; flex-direction: column; gap: 6px;
  counter-reset: toc;
}
.toc-list li {
  counter-increment: toc;
  display: flex; gap: 10px; align-items: baseline;
}
.toc-list li::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--clr-accent);
  min-width: 24px;
  flex-shrink: 0;
}
.toc-list a {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  transition: color var(--transition);
  line-height: 1.45;
}
.toc-list a:hover { color: var(--clr-accent); }

/* Article Body */
.article-layout {
  display: grid;
  grid-template-columns: 1fr var(--sidebar-width);
  gap: 48px;
  padding: 48px 0 80px;
  align-items: start;
}

.article-body {
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--clr-text-muted);
  font-weight: 400;
}

.article-body h2 {
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--clr-heading);
  margin: 48px 0 16px;
  padding-top: 48px;
  border-top: 1px solid var(--clr-border);
  scroll-margin-top: 100px;
  line-height: 1.25;
}
.article-body h2:first-of-type { margin-top: 0; padding-top: 0; border-top: none; }

.article-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--clr-heading);
  margin: 32px 0 12px;
  scroll-margin-top: 100px;
  line-height: 1.35;
}

.article-body h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-text);
  margin: 24px 0 8px;
  line-height: 1.4;
}

.article-body p {
  margin-bottom: 18px;
  line-height: 1.85;
}

.article-body a {
  color: var(--clr-accent);
  text-decoration: underline;
  text-decoration-color: rgba(0,229,255,0.3);
  text-underline-offset: 3px;
  transition: all var(--transition);
}
.article-body a:hover {
  color: #fff;
  text-decoration-color: rgba(255,255,255,0.4);
}

.article-body ul, .article-body ol {
  padding-left: 0;
  margin: 16px 0 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.article-body ul li, .article-body ol li {
  padding-left: 24px;
  position: relative;
  color: var(--clr-text-muted);
  font-size: 1rem;
  line-height: 1.75;
  font-weight: 400;
}
.article-body ul li::before {
  content: '→';
  position: absolute; left: 0;
  color: var(--clr-accent);
  font-weight: 700;
}
.article-body ol { counter-reset: ol-counter; }
.article-body ol li::before {
  content: counter(ol-counter) '.';
  counter-increment: ol-counter;
  position: absolute; left: 0;
  color: var(--clr-accent);
  font-weight: 700;
  font-family: var(--font-display);
  font-size: 0.85rem;
}

/* Pull Quote / Blockquote */
.article-body blockquote {
  border-left: 3px solid var(--clr-accent);
  margin: 32px 0;
  padding: 20px 24px;
  background: rgba(0,229,255,0.04);
  border-radius: 0 var(--radius) var(--radius) 0;
  position: relative;
}
.article-body blockquote p {
  font-size: 1.05rem;
  font-style: italic;
  color: var(--clr-text);
  margin-bottom: 8px;
  line-height: 1.7;
}
.article-body blockquote cite {
  font-size: 0.8rem;
  color: var(--clr-text-dim);
  font-style: normal;
  font-family: var(--font-display);
  font-weight: 600;
}

/* Key Stat / Callout Boxes */
.callout-box {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin: 28px 0;
  position: relative;
  overflow: hidden;
}
.callout-box::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-accent2));
}
.callout-box.warning::before { background: linear-gradient(90deg, #f59e0b, #ef4444); }
.callout-box.tip::before { background: linear-gradient(90deg, #10b981, #06b6d4); }

.callout-icon { font-size: 1.3rem; margin-bottom: 8px; display: block; }
.callout-title {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: 10px;
}
.callout-box.warning .callout-title { color: #f59e0b; }
.callout-box.tip .callout-title { color: #10b981; }
.callout-box p { color: var(--clr-text-muted); font-size: 0.9375rem; margin-bottom: 0; line-height: 1.75; font-weight: 400; }

/* Stat Cards Row */
.stat-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
  margin: 28px 0;
}
.stat-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 20px 16px;
  text-align: center;
}
.stat-card-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--clr-accent);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 6px;
}
.stat-card-label {
  font-size: 0.78rem;
  color: var(--clr-text-dim);
  font-weight: 400;
}

/* Code blocks */
.article-body pre {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 20px 24px;
  overflow-x: auto;
  margin: 20px 0;
  font-size: 0.875rem;
  line-height: 1.6;
}
.article-body code {
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.875em;
  background: var(--clr-surface);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--clr-accent);
}
.article-body pre code {
  background: none; padding: 0; color: var(--clr-text);
}

/* Article Tags Footer */
.article-tags {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin: 40px 0 0;
  padding: 32px 0 0;
  border-top: 1px solid var(--clr-border);
}
.article-tag {
  font-size: 0.78rem;
  padding: 5px 12px;
  border-radius: 100px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-dim);
  transition: all var(--transition);
  text-decoration: none;
}
.article-tag:hover {
  color: var(--clr-accent);
  border-color: var(--clr-accent);
  background: var(--clr-accent-glow);
}

/* Author Box */
.author-box {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin: 40px 0;
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.author-box-avatar {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent2));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem; flex-shrink: 0;
}
.author-box-name {
  font-family: var(--font-display);
  font-size: 1rem; font-weight: 700;
  color: var(--clr-heading); margin-bottom: 2px;
}
.author-box-role {
  font-size: 0.78rem; color: var(--clr-text-dim); margin-bottom: 10px;
}
.author-box-bio {
  font-size: 0.9rem; color: var(--clr-text-muted);
  line-height: 1.7; font-weight: 400;
}

/* Share buttons */
.article-share {
  display: flex; align-items: center; gap: 12px;
  margin: 32px 0;
  padding: 20px 24px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  flex-wrap: wrap;
}
.share-label {
  font-family: var(--font-display);
  font-size: 0.8rem; font-weight: 700;
  color: var(--clr-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-right: 4px;
}
.share-btn {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.8rem; font-weight: 600;
  padding: 7px 14px;
  border-radius: 8px;
  border: 1px solid var(--clr-border);
  background: var(--clr-surface2);
  color: var(--clr-text-muted);
  cursor: pointer; text-decoration: none;
  transition: all var(--transition);
  font-family: var(--font-display);
}
.share-btn:hover {
  color: var(--clr-accent);
  border-color: var(--clr-accent);
  background: var(--clr-accent-glow);
}

/* Related Articles */
.related-articles { margin-top: 56px; }
.related-articles h2 {
  font-size: 1.4rem;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

/* Category Page */
.category-hero {
  padding: 56px 0 44px;
  border-bottom: 1px solid var(--clr-border);
  position: relative; overflow: hidden;
}
.category-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(0,229,255,0.05) 0%, transparent 60%);
  pointer-events: none;
}
.category-hero-inner { position: relative; z-index: 1; }
.category-icon-big {
  font-size: 3rem;
  display: block;
  margin-bottom: 16px;
  line-height: 1;
}
.category-hero h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}
.category-hero p {
  color: var(--clr-text-muted);
  font-size: 1rem;
  max-width: 600px;
  font-weight: 400;
  line-height: 1.75;
}
.category-article-count {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-display);
  font-size: 0.8rem; font-weight: 700;
  color: var(--clr-text-dim);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: 100px;
  padding: 6px 14px;
  margin-top: 16px;
}

/* Article page responsive */
@media (max-width: 960px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 768px) {
  .article-body h2 { font-size: 1.3rem; }
  .article-body h3 { font-size: 1.05rem; }
  .article-hero h1 { font-size: 1.7rem; }
  .author-box { flex-direction: column; }
  .stat-cards { grid-template-columns: repeat(2, 1fr); }
}

/* =========================================
   NAV DROPDOWN (Categories)
   ========================================= */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-btn {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  padding: 8px 13px;
  border-radius: 8px;
  background: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
  line-height: 1.4;
}
.nav-dropdown-btn:hover,
.nav-dropdown.open .nav-dropdown-btn {
  color: var(--clr-heading);
  background: var(--clr-surface);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 240px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 8px;
  display: none;
  flex-direction: column;
  gap: 2px;
  box-shadow: var(--shadow), 0 0 30px rgba(0,229,255,0.06);
  z-index: 9999;
}
.nav-dropdown.open .nav-dropdown-menu { display: flex; }

.nav-dropdown-menu a {
  font-family: var(--font-display);
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  padding: 9px 14px;
  border-radius: 8px;
  transition: all var(--transition);
  text-decoration: none;
  display: block;
}
.nav-dropdown-menu a:hover {
  color: var(--clr-heading);
  background: var(--clr-surface2);
}

/* Mobile nav section label */
.mobile-nav-section {
  display: contents;
}
.mobile-nav-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-text-dim);
  padding: 10px 14px 4px;
  display: block;
}

/* Blog card image styling */
.card-image {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: var(--clr-surface2);
}

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

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

/* Fallback if image fails to load */
.card-image.image-failed {
  background: linear-gradient(135deg, var(--clr-surface2) 0%, #0d1829 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.card-image.image-failed::before {
  content: '🤖';
  font-size: 2.5rem;
  opacity: 0.3;
}

/* Ensure category tag stays above image */
.card-category {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
}