@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap');

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  /* Brand palette */
  --clr-bg:          #0a0e1a;
  --clr-bg-2:        #0f1525;
  --clr-bg-3:        #141c30;
  --clr-surface:     #1a2340;
  --clr-surface-2:   #1e2a4a;
  --clr-border:      rgba(99, 136, 255, 0.15);
  --clr-border-glow: rgba(99, 136, 255, 0.35);

  --clr-primary:     #6388ff;
  --clr-primary-dim: #4a6de8;
  --clr-accent:      #00d4ff;
  --clr-accent-2:    #7c3aed;
  --clr-success:     #10d9a0;
  --clr-warning:     #f59e0b;
  --clr-danger:      #f43f5e;

  --clr-text:        #e2e8f8;
  --clr-text-muted:  #8894b4;
  --clr-text-dim:    #4a5578;

  /* Gradients */
  --grad-hero:    linear-gradient(135deg, #0a0e1a 0%, #141c30 50%, #0f1a2e 100%);
  --grad-card:    linear-gradient(145deg, #1a2340, #141c30);
  --grad-teal:    linear-gradient(135deg, #0f766e 0%, #0891b2 100%);
  --grad-purple:  linear-gradient(135deg, #7c3aed 0%, #a855f7 100%);
  --grad-orange:  linear-gradient(135deg, #c2410c 0%, #f97316 100%);
  --grad-blue:    linear-gradient(135deg, #1d4ed8 0%, #6388ff 100%);
  --grad-green:   linear-gradient(135deg, #166534 0%, #22c55e 100%);

  /* Typography */
  --font-sans: 'Inter', system-ui, sans-serif;
  --font-display: 'Outfit', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 5rem;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-card: 0 4px 32px rgba(0,0,0,0.4), 0 1px 0 rgba(99,136,255,0.08) inset;
  --shadow-glow: 0 0 40px rgba(99, 136, 255, 0.18);
  --shadow-hover: 0 8px 48px rgba(0,0,0,0.5), 0 0 0 1px rgba(99,136,255,0.25);

  /* Transitions */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --trans-fast: 150ms var(--ease-out);
  --trans-med:  300ms var(--ease-out);
  --trans-slow: 500ms var(--ease-out);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--clr-text);
  background-color: var(--clr-bg);
  background-image:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(99,136,255,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 90% 100%, rgba(0,212,255,0.05) 0%, transparent 60%);
  min-height: 100vh;
}

a { color: var(--clr-primary); text-decoration: none; transition: color var(--trans-fast); }
a:hover { color: var(--clr-accent); }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }

/* ============================================================
   LAYOUT
   ============================================================ */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.container--narrow {
  max-width: 780px;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(20px) saturate(1.6);
  -webkit-backdrop-filter: blur(20px) saturate(1.6);
  border-bottom: 1px solid var(--clr-border);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 1rem;
}

.navbar__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}

.navbar__logo-mark {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.85rem;
  color: #fff;
  letter-spacing: -0.03em;
  flex-shrink: 0;
}

.navbar__brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.navbar__eyebrow {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
}
.navbar__title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-text);
}

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

.navbar__nav a {
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  transition: color var(--trans-fast), background var(--trans-fast);
}
.navbar__nav a:hover,
.navbar__nav a.active {
  color: var(--clr-text);
  background: rgba(99,136,255,0.1);
}

.navbar__search-form {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.navbar__search-input {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  padding: 0.4rem 1rem;
  font-size: 0.875rem;
  font-family: var(--font-sans);
  color: var(--clr-text);
  width: 200px;
  transition: border-color var(--trans-fast), box-shadow var(--trans-fast), width var(--trans-med);
  outline: none;
}
.navbar__search-input::placeholder { color: var(--clr-text-dim); }
.navbar__search-input:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(99,136,255,0.15);
  width: 260px;
}

.navbar__menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--clr-text);
  cursor: pointer;
  padding: 0.4rem;
  border-radius: var(--radius-sm);
}
.navbar__menu-btn:hover { background: rgba(99,136,255,0.1); }

/* Mobile nav */
.navbar__mobile-menu {
  display: none;
  border-top: 1px solid var(--clr-border);
  padding: 0.75rem 1.5rem 1rem;
  flex-direction: column;
  gap: 0.25rem;
}
.navbar__mobile-menu.open { display: flex; }
.navbar__mobile-menu a {
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--clr-text-muted);
}
.navbar__mobile-menu a:hover { color: var(--clr-text); background: rgba(99,136,255,0.1); }
.navbar__mobile-search {
  margin-top: 0.5rem;
  display: flex;
  gap: 0.5rem;
}
.navbar__mobile-search input {
  flex: 1;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-family: var(--font-sans);
  color: var(--clr-text);
  outline: none;
}

/* ============================================================
   HERO / FEATURED
   ============================================================ */
.hero {
  padding: 5rem 0 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 80% at 50% 0%, rgba(99,136,255,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(99,136,255,0.1);
  border: 1px solid rgba(99,136,255,0.2);
  border-radius: var(--radius-full);
  padding: 0.3rem 0.9rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-primary);
  margin-bottom: 1.25rem;
  animation: fadeInDown 0.6s var(--ease-out) both;
}
.hero__tag span { animation: pulse-dot 2s ease-in-out infinite; }

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: #fff;
  margin-bottom: 1.25rem;
  animation: fadeInDown 0.6s 0.1s var(--ease-out) both;
}
.hero__title em {
  font-style: normal;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: 1.125rem;
  color: var(--clr-text-muted);
  max-width: 560px;
  margin: 0 auto 2rem;
  animation: fadeInDown 0.6s 0.2s var(--ease-out) both;
}

.hero__cta-row {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInDown 0.6s 0.3s var(--ease-out) both;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: transform var(--trans-fast), box-shadow var(--trans-fast), background var(--trans-fast);
  border: none;
  text-decoration: none;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dim));
  color: #fff;
  box-shadow: 0 4px 20px rgba(99,136,255,0.35);
}
.btn-primary:hover {
  color: #fff;
  box-shadow: 0 6px 28px rgba(99,136,255,0.5);
}

.btn-ghost {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
}
.btn-ghost:hover {
  color: var(--clr-text);
  background: rgba(99,136,255,0.08);
  border-color: rgba(99,136,255,0.35);
}

/* ============================================================
   CATEGORY CHIPS
   ============================================================ */
.cat-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: var(--space-2xl);
}

.cat-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 500;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
  text-decoration: none;
  transition: background var(--trans-fast), border-color var(--trans-fast), color var(--trans-fast), transform var(--trans-fast);
}
.cat-chip:hover, .cat-chip.active {
  background: rgba(99,136,255,0.12);
  border-color: rgba(99,136,255,0.35);
  color: var(--clr-text);
  transform: translateY(-1px);
}

/* ============================================================
   CARDS GRID
   ============================================================ */
.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-text-dim);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--clr-border);
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
  margin-bottom: var(--space-2xl);
}

/* ============================================================
   POST CARD
   ============================================================ */
.post-card {
  background: var(--grad-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--trans-med), box-shadow var(--trans-med), border-color var(--trans-med);
  box-shadow: var(--shadow-card);
  animation: fadeInUp 0.5s var(--ease-out) both;
}
.post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--clr-border-glow);
}

.post-card__hero {
  height: 180px;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}
.post-card__hero-inner {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
}
.gradient-teal   { background: var(--grad-teal);   }
.gradient-purple { background: var(--grad-purple);  }
.gradient-orange { background: var(--grad-orange);  }
.gradient-blue   { background: var(--grad-blue);    }
.gradient-green  { background: var(--grad-green);   }
.gradient-default { background: linear-gradient(135deg, #1a2340, #2d3a6a); }

.post-card__hero-inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.post-card__cats {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}
.post-card__cat-tag {
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(8px);
  color: #fff;
  letter-spacing: 0.04em;
}

.post-card__body { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; }
.post-card__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.75rem;
  color: var(--clr-text-dim);
  margin-bottom: 0.6rem;
}
.post-card__read-time { display: flex; align-items: center; gap: 0.25rem; }

.post-card__title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--clr-text);
  margin-bottom: 0.5rem;
  transition: color var(--trans-fast);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-card:hover .post-card__title { color: var(--clr-primary); }

.post-card__excerpt {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  line-height: 1.6;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 1rem;
}

.post-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--clr-border);
}
.post-card__tags { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.post-card__tag {
  font-size: 0.7rem;
  color: var(--clr-text-dim);
  background: rgba(99,136,255,0.06);
  border: 1px solid rgba(99,136,255,0.1);
  border-radius: var(--radius-full);
  padding: 0.15rem 0.5rem;
}
.post-card__read-link {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--clr-primary);
  display: flex;
  align-items: center;
  gap: 0.25rem;
  white-space: nowrap;
  flex-shrink: 0;
}
.post-card__read-link svg { transition: transform var(--trans-fast); }
.post-card:hover .post-card__read-link svg { transform: translateX(3px); }

/* ============================================================
   FEATURED POST (large card)
   ============================================================ */
.featured-post {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--clr-border);
  background: var(--grad-card);
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 340px;
  margin-bottom: var(--space-2xl);
  transition: transform var(--trans-med), box-shadow var(--trans-med), border-color var(--trans-med);
}
.featured-post:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: var(--clr-border-glow);
}

.featured-post__visual {
  position: relative;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
}
.featured-post__visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.featured-post__content {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.featured-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(99,136,255,0.12);
  border: 1px solid rgba(99,136,255,0.2);
  border-radius: var(--radius-full);
  padding: 0.25rem 0.75rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-primary);
  margin-bottom: 1rem;
  width: fit-content;
}
.featured-post__title {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 800;
  line-height: 1.2;
  color: #fff;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}
.featured-post__excerpt {
  font-size: 0.95rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
  margin-bottom: 1.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.featured-post__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--clr-text-dim);
  margin-bottom: 1.5rem;
}

/* ============================================================
   PAGINATION
   ============================================================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: var(--space-3xl);
}
.pagination a, .pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
  background: var(--clr-surface);
  transition: background var(--trans-fast), border-color var(--trans-fast), color var(--trans-fast);
}
.pagination a:hover {
  background: rgba(99,136,255,0.1);
  border-color: var(--clr-border-glow);
  color: var(--clr-text);
}
.pagination .current {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: #fff;
}

/* ============================================================
   POST DETAIL
   ============================================================ */
.post-header {
  padding: 4rem 0 3rem;
  position: relative;
}
.post-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 100% at 50% 0%, rgba(99,136,255,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.post-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--clr-text-dim);
  margin-bottom: 1.5rem;
}
.post-breadcrumb a { color: var(--clr-text-muted); }
.post-breadcrumb a:hover { color: var(--clr-primary); }

.post-cats {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}
.post-cat-badge {
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: rgba(99,136,255,0.1);
  border: 1px solid rgba(99,136,255,0.2);
  color: var(--clr-primary);
}

.post-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: #fff;
  margin-bottom: 1rem;
}

.post-meta-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--clr-border);
}
.post-meta-bar .author { display: flex; align-items: center; gap: 0.4rem; }
.author-avatar {
  width: 28px; height: 28px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  display: grid;
  place-items: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

/* ============================================================
   ARTICLE CONTENT (Markdown rendered)
   ============================================================ */
.post-body {
  padding: 2.5rem 0;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--clr-text);
}

.post-body h2 {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  margin: 2.5rem 0 0.875rem;
  padding-top: 2rem;
  border-top: 1px solid var(--clr-border);
}
.post-body h2:first-child { border-top: none; padding-top: 0; }

.post-body h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--clr-text);
  margin: 1.75rem 0 0.6rem;
}

.post-body p { margin-bottom: 1.25rem; }

.post-body a {
  color: var(--clr-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.post-body a:hover { color: var(--clr-accent); }

.post-body strong { color: #fff; font-weight: 600; }

.post-body ul, .post-body ol {
  margin: 1rem 0 1.25rem 1.5rem;
  list-style: revert;
}
.post-body li { margin-bottom: 0.35rem; }

.post-body blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.5rem;
  border-left: 3px solid var(--clr-primary);
  background: rgba(99,136,255,0.05);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--clr-text-muted);
  font-style: italic;
}

.post-body pre {
  background: #0d1117;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  overflow-x: auto;
  margin: 1.25rem 0;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
}

.post-body code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: rgba(99,136,255,0.08);
  border: 1px solid rgba(99,136,255,0.12);
  border-radius: 4px;
  padding: 0.1em 0.4em;
  color: var(--clr-accent);
}
.post-body pre code {
  background: none;
  border: none;
  padding: 0;
  color: #c9d1d9;
}

.post-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0;
  font-size: 0.9rem;
}
.post-body th {
  background: var(--clr-surface);
  padding: 0.6rem 1rem;
  text-align: left;
  font-weight: 600;
  color: var(--clr-text);
  border-bottom: 1px solid var(--clr-border);
}
.post-body td {
  padding: 0.6rem 1rem;
  border-bottom: 1px solid rgba(99,136,255,0.07);
  color: var(--clr-text-muted);
}
.post-body tr:hover td { background: rgba(99,136,255,0.03); }

/* ============================================================
   POST TAGS & NAV
   ============================================================ */
.post-tags-section {
  padding: 1.5rem 0;
  border-top: 1px solid var(--clr-border);
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
}
.post-tags-label { font-size: 0.8rem; color: var(--clr-text-dim); font-weight: 600; }
.post-tag {
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--clr-text-muted);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  transition: background var(--trans-fast);
}
.post-tag:hover {
  background: rgba(99,136,255,0.1);
  color: var(--clr-text);
}

.post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 2rem 0 4rem;
}
.post-nav-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  transition: border-color var(--trans-fast), background var(--trans-fast), transform var(--trans-fast);
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.post-nav-card:hover {
  border-color: var(--clr-border-glow);
  background: var(--clr-surface-2);
  transform: translateY(-2px);
}
.post-nav-card--next { align-items: flex-end; text-align: right; }
.post-nav-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-text-dim);
}
.post-nav-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-nav-card:hover .post-nav-title { color: var(--clr-text); }

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-page { padding: 4rem 0; }
.about-hero {
  text-align: center;
  margin-bottom: 4rem;
}
.about-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  color: #fff;
  margin-bottom: 1rem;
}
.about-subtitle { font-size: 1.1rem; color: var(--clr-text-muted); max-width: 600px; margin: 0 auto; }

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}
.about-card {
  background: var(--grad-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: transform var(--trans-med), border-color var(--trans-med);
}
.about-card:hover {
  transform: translateY(-3px);
  border-color: var(--clr-border-glow);
}
.about-card__icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  display: block;
}
.about-card__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.5rem;
}
.about-card__text { font-size: 0.9rem; color: var(--clr-text-muted); line-height: 1.65; }

/* ============================================================
   SEARCH PAGE
   ============================================================ */
.search-page { padding: 3rem 0 5rem; }
.search-header { margin-bottom: 2.5rem; }
.search-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 1.25rem;
}
.search-form-lg {
  display: flex;
  gap: 0.75rem;
  max-width: 580px;
}
.search-form-lg input {
  flex: 1;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  padding: 0.7rem 1.25rem;
  font-size: 1rem;
  font-family: var(--font-sans);
  color: var(--clr-text);
  outline: none;
  transition: border-color var(--trans-fast), box-shadow var(--trans-fast);
}
.search-form-lg input:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(99,136,255,0.15);
}
.search-count {
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  margin-bottom: 1.5rem;
}

/* ============================================================
   CATEGORY PAGE
   ============================================================ */
.category-page { padding: 3rem 0 5rem; }
.category-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
}
.cat-icon-xl {
  width: 64px; height: 64px;
  background: rgba(99,136,255,0.1);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  font-size: 1.75rem;
  flex-shrink: 0;
}
.cat-page-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
}
.cat-page-sub { font-size: 0.9rem; color: var(--clr-text-muted); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--clr-bg-2);
  border-top: 1px solid var(--clr-border);
  padding: 3rem 0 2rem;
  margin-top: auto;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2.5rem;
}
.footer__brand-col .navbar__brand { margin-bottom: 0.75rem; }
.footer__tagline { font-size: 0.875rem; color: var(--clr-text-muted); line-height: 1.6; max-width: 260px; }

.footer__col-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-text-dim);
  margin-bottom: 0.875rem;
}
.footer__links { display: flex; flex-direction: column; gap: 0.5rem; }
.footer__links a {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  transition: color var(--trans-fast);
}
.footer__links a:hover { color: var(--clr-primary); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.5rem;
  border-top: 1px solid var(--clr-border);
  font-size: 0.8125rem;
  color: var(--clr-text-dim);
}
.footer__bottom a { color: var(--clr-text-dim); }
.footer__bottom a:hover { color: var(--clr-primary); }

/* ============================================================
   404 PAGE
   ============================================================ */
.error-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 70vh;
  padding: 3rem 1.5rem;
}
.error-code {
  font-family: var(--font-display);
  font-size: 8rem;
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}
.error-title { font-size: 1.5rem; color: #fff; font-weight: 700; margin-bottom: 0.75rem; }
.error-subtitle { color: var(--clr-text-muted); margin-bottom: 2rem; }

/* ============================================================
   UTILITIES
   ============================================================ */
.text-muted { color: var(--clr-text-muted); }
.text-dim { color: var(--clr-text-dim); }
.mt-auto { margin-top: auto; }
.empty-state {
  text-align: center;
  padding: 4rem 1.5rem;
  color: var(--clr-text-muted);
}
.empty-state__icon { font-size: 3rem; margin-bottom: 1rem; }
.empty-state__title { font-family: var(--font-display); font-size: 1.25rem; color: var(--clr-text); margin-bottom: 0.5rem; }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-12px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* Stagger cards */
.post-card:nth-child(1) { animation-delay: 0.05s; }
.post-card:nth-child(2) { animation-delay: 0.10s; }
.post-card:nth-child(3) { animation-delay: 0.15s; }
.post-card:nth-child(4) { animation-delay: 0.20s; }
.post-card:nth-child(5) { animation-delay: 0.25s; }
.post-card:nth-child(6) { animation-delay: 0.30s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .featured-post { grid-template-columns: 1fr; }
  .featured-post__visual { min-height: 200px; }
}

@media (max-width: 768px) {
  .navbar__nav, .navbar__search-form { display: none; }
  .navbar__menu-btn { display: block; }

  .hero { padding: 3.5rem 0 3rem; }
  .posts-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .post-nav { grid-template-columns: 1fr; }
  .post-nav-card--next { align-items: flex-start; text-align: left; }
}