/* =============================================
   ZAP Blog Stylesheet
   Dark theme — matches landing page design
   ============================================= */

:root {
  --bg: #000000;
  --bg-2: #0a0a0c;
  --bg-3: #111116;
  --ink: #ffffff;
  --ink-2: #c9c9d1;
  --ink-3: #6b6b78;
  --accent: rgb(208, 254, 40);
  --accent-dim: rgba(208, 254, 40, 0.12);
  --accent-border: rgba(208, 254, 40, 0.35);
  --line: rgba(255, 255, 255, 0.08);
  --card-bg: #0e0e12;
  --card-border: rgba(255, 255, 255, 0.07);
  --radius: 12px;
  --radius-sm: 6px;
}

/* =============================================
   BLOG HERO — narrow centered header for blog pages
   ============================================= */

.blog-hero {
  padding: 120px 0 60px;
  background: var(--bg);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.blog-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 700px 400px at 50% -60px, rgba(208, 254, 40, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.blog-hero .blog-meta {
  margin-bottom: 20px;
}

.blog-hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--ink);
  margin: 0 auto 20px;
  max-width: 820px;
}

.blog-hero h1 .accent {
  color: var(--accent);
}

.blog-hero .hero-sub {
  font-size: 1.1rem;
  color: var(--ink-2);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.65;
}

/* =============================================
   BLOG META — date / category label
   ============================================= */

.blog-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.blog-meta time {
  color: var(--ink-3);
}

.blog-meta .sep {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--ink-3);
  display: inline-block;
}

/* =============================================
   POST TAG — pill badge
   ============================================= */

.post-tag {
  display: inline-block;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid var(--accent-border);
  border-radius: 99px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 10px;
  line-height: 1.6;
}

/* =============================================
   ARTICLE BODY
   ============================================= */

.article-body {
  max-width: 720px;
  margin: 0 auto;
  padding: 56px 24px 80px;
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink-2);
}

.article-disclaimer {
  font-size: 0.8rem;
  color: var(--ink-3);
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin-bottom: 40px;
  line-height: 1.5;
}

.article-body p {
  margin: 0 0 1.4em;
}

.article-body h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--ink);
  margin: 2.4em 0 0.7em;
  letter-spacing: -0.025em;
  line-height: 1.25;
  border-left: 3px solid var(--accent);
  padding-left: 16px;
}

.article-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink);
  margin: 1.8em 0 0.5em;
  letter-spacing: -0.015em;
  line-height: 1.3;
}

.article-body a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(208, 254, 40, 0.3);
  transition: border-color 0.15s;
}

.article-body a:hover {
  border-color: var(--accent);
}

.article-body ul,
.article-body ol {
  margin: 0 0 1.4em 0;
  padding-left: 1.6em;
}

.article-body li {
  margin-bottom: 0.45em;
}

.article-body blockquote {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1.8em 0;
  padding: 18px 22px;
  color: var(--ink-2);
  font-style: italic;
}

.article-body blockquote p {
  margin: 0;
}

.article-body .kw {
  /* keywords blend naturally — no special styling */
}

.article-body strong {
  color: var(--ink);
  font-weight: 600;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.8em 0;
  font-size: 0.9rem;
}

.article-body th {
  background: var(--bg-3);
  color: var(--ink);
  font-weight: 700;
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.article-body td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-2);
  vertical-align: top;
}

.article-body tr:last-child td {
  border-bottom: none;
}

.article-body .table-wrap {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 1.8em 0;
  overflow-x: auto;
}

/* =============================================
   FAQ SECTION
   ============================================= */

.faq-section {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

.faq-section h2 {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--ink);
  margin: 0 0 28px;
  letter-spacing: -0.03em;
}

.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 12px;
}

.faq-item .faq-q {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
  margin: 0 0 10px;
  line-height: 1.35;
}

.faq-item .faq-a {
  font-size: 0.95rem;
  color: var(--ink-2);
  margin: 0;
  line-height: 1.65;
}

/* =============================================
   POST CTA
   ============================================= */

.post-cta {
  margin: 0 0 80px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, #0e0e12 0%, #141419 100%);
  border: 1px solid var(--accent-border);
  padding: 48px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.post-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 600px 300px at 50% 120%, rgba(208, 254, 40, 0.07) 0%, transparent 60%);
  pointer-events: none;
}

.post-cta h2 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--ink);
  margin: 0 0 12px;
  letter-spacing: -0.03em;
}

.post-cta h2 .accent {
  color: var(--accent);
}

.post-cta p {
  color: var(--ink-2);
  margin: 0 0 28px;
  font-size: 1rem;
}

.post-cta .btn-primary {
  background: var(--accent);
  color: #000;
  font-weight: 700;
  border: none;
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 0.95rem;
  text-decoration: none;
  display: inline-block;
  transition: opacity 0.15s, transform 0.15s;
  letter-spacing: -0.01em;
}

.post-cta .btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  border-bottom: none;
}

/* =============================================
   BLOG GRID — blog index
   ============================================= */

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 0 0 80px;
}

@media (max-width: 900px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 580px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }
}

/* =============================================
   BLOG CARD
   ============================================= */

.blog-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s, transform 0.2s;
}

.blog-card:hover {
  border-color: rgba(208, 254, 40, 0.25);
  transform: translateY(-2px);
}

.blog-card .card-tag {
  margin-bottom: 14px;
}

.blog-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 10px;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.blog-card .card-excerpt {
  font-size: 0.9rem;
  color: var(--ink-3);
  line-height: 1.6;
  margin: 0 0 20px;
  flex: 1;
}

.blog-card .card-date {
  font-size: 0.75rem;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.blog-card .read-more {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  border-bottom: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.15s;
}

.blog-card .read-more:hover {
  gap: 10px;
  border-bottom: none;
}

.blog-card .read-more::after {
  content: '→';
}

/* =============================================
   WORD COUNT NOTE
   ============================================= */

.word-count-note {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px 40px;
  font-size: 0.78rem;
  color: var(--ink-3);
  border-top: 1px solid var(--line);
  padding-top: 20px;
}

/* =============================================
   ARTICLE HEADER (single post)
   ============================================= */

.article-header {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 0;
}

.article-header h1 {
  font-size: clamp(1.75rem, 4vw, 2.6rem);
  font-weight: 800;
  color: var(--ink);
  line-height: 1.15;
  letter-spacing: -0.035em;
  margin: 16px 0 20px;
}

.article-header .article-meta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

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

@media (max-width: 768px) {
  .article-body {
    font-size: 16px;
    padding: 40px 20px 60px;
  }

  .article-body h2 {
    font-size: 1.3rem;
  }

  .faq-section {
    padding: 0 20px 60px;
  }

  .post-cta {
    padding: 36px 24px;
  }

  .post-cta h2 {
    font-size: 1.4rem;
  }

  .blog-hero {
    padding: 100px 20px 50px;
  }

  .article-header {
    padding: 36px 20px 0;
  }
}