/* ============================================================
   THE BUILDER'S PLAYBOOK — Blog Styles
   Editorial, typographic, magazine-feel
   ============================================================ */

/* ── Blog Hero ─────────────────────────────────────────── */
.blog-hero {
  background: var(--color-secondary);
  color: var(--color-text-inverse);
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  position: relative;
  overflow: hidden;
}

.blog-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 39px,
      rgba(255,255,255,0.03) 39px,
      rgba(255,255,255,0.03) 40px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 39px,
      rgba(255,255,255,0.03) 39px,
      rgba(255,255,255,0.03) 40px
    );
  pointer-events: none;
}

.blog-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: var(--space-8);
}

.blog-hero-eyebrow {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.blog-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  color: #fff;
  margin-bottom: var(--space-4);
}

.blog-hero-title em {
  font-style: italic;
  color: var(--color-primary);
}

.blog-hero-desc {
  font-size: var(--text-base);
  color: rgba(245,243,239,0.75);
  max-width: 54ch;
  line-height: 1.65;
  margin-bottom: var(--space-6);
}

.blog-hero-meta {
  font-size: var(--text-xs);
  color: rgba(245,243,239,0.5);
  letter-spacing: 0.05em;
}

/* Subscribe box in hero */
.blog-subscribe-hero {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  min-width: 280px;
  max-width: 320px;
  flex-shrink: 0;
}

.blog-subscribe-hero h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: #fff;
  margin-bottom: var(--space-2);
}

.blog-subscribe-hero p {
  font-size: var(--text-sm);
  color: rgba(245,243,239,0.65);
  margin-bottom: var(--space-5);
  max-width: none;
}

@media (max-width: 680px) {
  .blog-hero-inner {
    grid-template-columns: 1fr;
  }
  .blog-subscribe-hero {
    max-width: 100%;
  }
}

/* ── Mailchimp form ─────────────────────────────────────── */
.mc-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.mc-form input[type="email"] {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-md);
  color: #fff;
  transition: border-color var(--transition-interactive);
}

.mc-form input[type="email"]::placeholder {
  color: rgba(245,243,239,0.45);
}

.mc-form input[type="email"]:focus {
  outline: none;
  border-color: var(--color-primary);
}

.mc-form .mc-privacy {
  font-size: 0.7rem;
  color: rgba(245,243,239,0.4);
  margin-top: var(--space-1);
}

/* Inline subscribe (light bg) */
.mc-form--light input[type="email"] {
  background: #fff;
  border-color: var(--color-border);
  color: var(--color-text);
}

.mc-form--light input[type="email"]::placeholder {
  color: var(--color-text-faint);
}

/* ── Topics filter bar ──────────────────────────────────── */
.blog-topics-bar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
  padding-block: var(--space-4);
  position: sticky;
  top: 72px; /* below site header */
  z-index: 20;
}

.blog-topics-inner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.blog-topics-inner::-webkit-scrollbar { display: none; }

.topic-pill {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-border);
  background: transparent;
  color: var(--color-text-muted);
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-interactive);
}

.topic-pill:hover,
.topic-pill.active {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-highlight);
}

/* ── Featured post (hero card) ──────────────────────────── */
.blog-main {
  padding-block: clamp(var(--space-12), 6vw, var(--space-24));
}

.featured-post {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
  box-shadow: var(--shadow-md);
  min-height: 420px;
}

.featured-post-image {
  position: relative;
  overflow: hidden;
  background: var(--color-secondary);
  min-height: 300px;
}

.featured-post-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.85;
  transition: transform 0.5s cubic-bezier(0.16,1,0.3,1);
}

.featured-post:hover .featured-post-image img {
  transform: scale(1.03);
}

.featured-post-badge {
  position: absolute;
  top: var(--space-5);
  left: var(--space-5);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

.featured-post-body {
  padding: clamp(var(--space-8), 4vw, var(--space-12));
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-4);
}

.post-category {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.featured-post-body h2 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  line-height: 1.2;
  color: var(--color-text);
}

.featured-post-body h2 a {
  color: inherit;
  text-decoration: none;
}

.featured-post-body h2 a:hover {
  color: var(--color-primary);
}

.featured-post-body p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.65;
  max-width: 50ch;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.post-meta-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--color-text-faint);
}

.read-more-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  margin-top: var(--space-2);
}

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

.read-more-link svg {
  transition: transform var(--transition-interactive);
}

.read-more-link:hover svg {
  transform: translateX(3px);
}

@media (max-width: 760px) {
  .featured-post {
    grid-template-columns: 1fr;
  }
  .featured-post-image {
    min-height: 220px;
  }
}

/* ── Post grid ──────────────────────────────────────────── */
.blog-section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-divider);
  padding-bottom: var(--space-4);
}

.blog-section-header h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-text);
}

.blog-section-header a {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

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

@media (max-width: 560px) {
  .post-grid {
    grid-template-columns: 1fr;
  }
}

.post-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
}

.post-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.post-card-image {
  height: 180px;
  overflow: hidden;
  background: var(--color-secondary);
  position: relative;
}

.post-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.9;
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1);
}

.post-card:hover .post-card-image img {
  transform: scale(1.04);
}

.post-card-body {
  padding: var(--space-5) var(--space-5) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}

.post-card-body h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  line-height: 1.25;
  color: var(--color-text);
}

.post-card-body h3 a {
  color: inherit;
  text-decoration: none;
}

.post-card-body h3 a:hover {
  color: var(--color-primary);
}

.post-card-body p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  flex: 1;
}

/* ── Sidebar subscribe strip ────────────────────────────── */
.blog-sidebar-strip {
  background: var(--color-secondary);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 4vw, var(--space-12));
  margin-top: clamp(var(--space-10), 5vw, var(--space-20));
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--space-8);
}

.blog-sidebar-strip h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: #fff;
  margin-bottom: var(--space-2);
}

.blog-sidebar-strip p {
  font-size: var(--text-base);
  color: rgba(245,243,239,0.7);
  max-width: 48ch;
}

.blog-subscribe-form-wrap {
  min-width: 280px;
}

@media (max-width: 760px) {
  .blog-sidebar-strip {
    grid-template-columns: 1fr;
  }
  .blog-subscribe-form-wrap {
    min-width: 0;
  }
}

/* ── Article page ───────────────────────────────────────── */
.article-hero {
  background: var(--color-secondary);
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
  position: relative;
  overflow: hidden;
}

.article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent, transparent 39px,
    rgba(255,255,255,0.025) 39px, rgba(255,255,255,0.025) 40px
  );
  pointer-events: none;
}

.article-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 780px;
}

.article-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: rgba(245,243,239,0.5);
  margin-bottom: var(--space-5);
  text-decoration: none;
}

.article-breadcrumb a {
  color: rgba(245,243,239,0.5);
  text-decoration: none;
}

.article-breadcrumb a:hover { color: var(--color-primary); }
.article-breadcrumb span { color: rgba(245,243,239,0.3); }

.article-hero-category {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.article-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.15;
  color: #fff;
  margin-bottom: var(--space-5);
}

.article-hero h1 em {
  font-style: italic;
  color: var(--color-primary);
}

.article-hero-meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: rgba(245,243,239,0.55);
}

.article-hero-meta .post-meta-dot {
  background: rgba(245,243,239,0.3);
}

/* ── Article body ───────────────────────────────────────── */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: clamp(var(--space-10), 5vw, var(--space-16));
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
  align-items: start;
}

@media (max-width: 860px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
}

.article-body {
  max-width: 68ch;
}

.article-body .article-lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-8);
  font-style: italic;
}

.article-body h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-text);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
}

.article-body h3 {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.article-body p {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: 1.72;
  margin-bottom: var(--space-5);
  max-width: 68ch;
}

.article-body ul, .article-body ol {
  padding-left: var(--space-6);
  margin-bottom: var(--space-5);
}

.article-body li {
  font-size: var(--text-base);
  line-height: 1.65;
  margin-bottom: var(--space-2);
  max-width: 64ch;
}

.article-pullquote {
  border-left: 4px solid var(--color-primary);
  padding: var(--space-4) var(--space-6);
  margin: var(--space-8) 0;
  background: var(--color-primary-highlight);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article-pullquote p {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-style: italic;
  color: var(--color-secondary);
  line-height: 1.5;
  margin: 0;
}

/* ── Article sidebar ────────────────────────────────────── */
.article-sidebar {
  position: sticky;
  top: 90px;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.sidebar-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.sidebar-card h4 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.sidebar-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  max-width: none;
}

.sidebar-toc {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.sidebar-toc a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  display: block;
  padding: var(--space-1) 0;
  border-bottom: 1px solid var(--color-divider);
  transition: color var(--transition-interactive);
}

.sidebar-toc a:hover { color: var(--color-primary); }

/* ── Related posts ──────────────────────────────────────── */
.related-posts {
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-12);
  margin-top: var(--space-8);
}

.related-posts h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-bottom: var(--space-8);
}