/* =============================================================
   blog.css — HubSpot-inspired blog / insights / reports hub
   Sections:
   1. Hero
   2. Filter tabs
   3. Featured hero card
   4. Content grid
   5. Post cards (blog / insight / report)
   6. Type badges & category pills
   7. Empty / skeleton / pagination
   8. Newsletter CTA band
   9. Animations & utilities
   ============================================================= */


/* ─────────────────────────────────────────
   1. HERO
───────────────────────────────────────── */
.blog-hero {
  padding-top: calc(var(--nav-height-mobile, 64px) + 48px);
  padding-bottom: 48px;
  background: var(--color-bg-navy);
  position: relative;
  overflow: hidden;
}
.blog-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(30,58,95,0.6) 0%, transparent 60%),
              radial-gradient(ellipse at 10% 80%, rgba(249,115,22,0.12) 0%, transparent 40%);
  pointer-events: none;
}
@media (min-width: 1024px) {
  .blog-hero { padding-top: calc(var(--nav-height-desktop, 72px) + 64px); padding-bottom: 64px; }
}

.blog-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.blog-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: 14px;
}
.blog-hero-eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #F97316;
  flex-shrink: 0;
}

.blog-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: #ffffff;
  margin: 0 0 18px;
}

.blog-hero-sub {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.62);
  margin: 0 0 32px;
  max-width: 520px;
}

/* ─────────────────────────────────────────
   2. FILTER TABS (sticky)
───────────────────────────────────────── */
.blog-filter-bar {
  position: sticky;
  top: var(--nav-height-mobile, 64px);
  z-index: 90;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  padding: 0;
  transition: box-shadow 0.2s ease;
}
@media (min-width: 1024px) {
  .blog-filter-bar { top: var(--nav-height-desktop, 72px); }
}
.blog-filter-bar--stuck { box-shadow: 0 4px 20px rgba(13,34,64,0.07); }

.blog-filter-inner {
  display: flex;
  align-items: stretch;
  gap: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 0 4px;
}
.blog-filter-inner::-webkit-scrollbar { display: none; }

.blog-tab {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 16px 20px 14px;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--font-body);
  color: var(--color-text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.18s ease, border-color 0.18s ease;
  text-decoration: none;
}
.blog-tab:hover { color: var(--color-text); }
.blog-tab--active {
  color: var(--color-bg-navy);
  border-bottom-color: var(--color-bg-navy);
}
.blog-tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  transition: background 0.18s ease, color 0.18s ease;
}
.blog-tab--active .blog-tab-count {
  background: var(--color-bg-navy);
  color: #ffffff;
}

/* Search input right of tabs */
.blog-filter-search {
  margin-left: auto;
  display: flex;
  align-items: center;
  padding: 8px 0 8px 16px;
  flex-shrink: 0;
}
.blog-search-input {
  padding: 7px 14px 7px 34px;
  border: 1.5px solid var(--color-border);
  border-radius: 10px;
  font-size: 0.875rem;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg-alt);
  width: 200px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.blog-search-input:focus {
  outline: none;
  border-color: var(--color-bg-navy);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(13,34,64,0.08);
}
.blog-search-wrap { position: relative; }
.blog-search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
}


/* ─────────────────────────────────────────
   3. FEATURED HERO CARD
───────────────────────────────────────── */
.blog-featured-section {
  padding: 40px 0 0;
}
.blog-featured-section-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}
.blog-featured-section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* The card itself */
.blog-featured-card {
  display: grid;
  grid-template-columns: 1fr;
  border-radius: 20px;
  overflow: hidden;
  text-decoration: none;
  color: var(--color-text);
  background: #ffffff;
  border: 1px solid var(--color-border);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  position: relative;
}
.blog-featured-card:hover {
  box-shadow: 0 24px 56px rgba(13,34,64,0.1);
  transform: translateY(-3px);
}
@media (min-width: 768px) {
  .blog-featured-card { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1100px) {
  .blog-featured-card { grid-template-columns: 3fr 2fr; }
}

/* Cover panel */
.blog-featured-cover {
  position: relative;
  min-height: 240px;
  overflow: hidden;
  background: var(--color-bg-navy);
}
.blog-featured-cover-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
  transition: transform 0.5s ease;
}
.blog-featured-card:hover .blog-featured-cover-img {
  transform: scale(1.03);
}
.blog-featured-cover-placeholder {
  width: 100%;
  height: 100%;
  min-height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.blog-featured-cover-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 40%, rgba(255,255,255,0.07) 0%, transparent 55%);
}
.blog-featured-cover-emoji {
  font-size: 5rem;
  line-height: 1;
  filter: drop-shadow(0 4px 16px rgba(0,0,0,0.3));
  position: relative;
  z-index: 1;
}
@media (min-width: 768px) {
  .blog-featured-cover { min-height: 340px; }
}

/* Content panel */
.blog-featured-body {
  padding: 28px 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  justify-content: center;
}
@media (min-width: 768px) { .blog-featured-body { padding: 36px 40px; } }

.blog-featured-type-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.blog-featured-title {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 2.2vw, 1.875rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin: 0;
}
.blog-featured-excerpt {
  font-size: 0.9875rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.blog-featured-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
}
.blog-featured-meta-sep { opacity: 0.35; }
.blog-featured-read-cta {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-bg-navy);
  margin-top: 6px;
  transition: gap 0.2s ease;
}
.blog-featured-card:hover .blog-featured-read-cta { gap: 9px; }


/* ─────────────────────────────────────────
   4. CONTENT GRID
───────────────────────────────────────── */
.blog-grid-section {
  padding: 36px 0 64px;
}
.blog-grid-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 28px;
}
.blog-grid-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}
.blog-grid-count {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 640px)  { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .blog-grid { grid-template-columns: repeat(3, 1fr); } }


/* ─────────────────────────────────────────
   5. POST CARDS
───────────────────────────────────────── */
.blog-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--color-text);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
  /* reveal animation */
  opacity: 0;
  transform: translateY(18px);
}
.blog-card.blog-card--visible {
  opacity: 1;
  transform: translateY(0);
}
.blog-card:hover {
  transform: translateY(-5px) !important;
  box-shadow: 0 20px 48px rgba(13,34,64,0.09);
}

/* Cover image area */
.blog-card-cover {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-bg-navy);
  flex-shrink: 0;
}
.blog-card-cover-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
  transition: transform 0.4s ease;
}
.blog-card:hover .blog-card-cover-img { transform: scale(1.04); }

/* Placeholder cover (when no image) */
.blog-card-cover-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.blog-card-cover-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(255,255,255,0.07) 0%, transparent 60%);
}
.blog-card-cover-emoji {
  font-size: 2.5rem;
  line-height: 1;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.2));
  position: relative;
  z-index: 1;
}

/* "New" badge on cover */
.blog-card-new-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: #F97316;
  color: #ffffff;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 999px;
  z-index: 2;
}

/* Card body */
.blog-card-body {
  padding: 22px 24px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.blog-card-type-row {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
}
.blog-card-title {
  font-family: var(--font-heading);
  font-size: 1.0375rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--color-text);
  margin: 0;
  flex: 1;
  /* clamp to 3 lines */
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.blog-card-excerpt {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-text-muted);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Meta row (date · read time) */
.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.7875rem;
  color: var(--color-text-muted);
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
  margin-top: auto;
  flex-wrap: wrap;
}
.blog-meta-sep { opacity: 0.3; }

/* Read arrow */
.blog-card-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-bg-alt);
  color: var(--color-bg-navy);
  font-size: 0.8rem;
  margin-left: auto;
  flex-shrink: 0;
  transition: background 0.2s ease, transform 0.2s ease;
}
.blog-card:hover .blog-card-arrow {
  background: var(--color-bg-navy);
  color: #ffffff;
  transform: translateX(3px);
}


/* ─────────────────────────────────────────
   6. TYPE BADGES & CATEGORY PILLS
───────────────────────────────────────── */
/* Type badge — shown in cards and featured card */
.blog-type-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 999px;
  white-space: nowrap;
}
.blog-type-badge--blog {
  background: rgba(13,34,64,0.08);
  color: var(--color-bg-navy);
}
.blog-type-badge--insight {
  background: rgba(249,115,22,0.1);
  color: #C2500F;
}
.blog-type-badge--report {
  background: rgba(5,150,105,0.1);
  color: #065F46;
}

/* Category pill */
.blog-cat-pill {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  padding: 2px 9px;
  border-radius: 999px;
  white-space: nowrap;
}

/* "Featured" ribbon on featured card */
.blog-featured-ribbon {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #ffffff;
  background: #F97316;
  padding: 4px 12px;
  border-radius: 999px;
}


/* ─────────────────────────────────────────
   7. EMPTY / SKELETON / PAGINATION
───────────────────────────────────────── */
/* Empty state */
.blog-empty {
  text-align: center;
  padding: 80px 24px;
  grid-column: 1 / -1;
}
.blog-empty-icon { font-size: 3rem; display: block; margin-bottom: 16px; }
.blog-empty h3 {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 8px;
}
.blog-empty p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  max-width: 360px;
  margin: 0 auto;
  line-height: 1.65;
}

/* Skeleton cards */
.blog-skeleton-card {
  background: var(--color-bg-alt);
  border-radius: 16px;
  overflow: hidden;
  animation: blog-skel 1.5s ease-in-out infinite;
}
.blog-skeleton-cover { height: 180px; background: #e0e0e0; }
.blog-skeleton-body { padding: 20px; display: flex; flex-direction: column; gap: 10px; }
.blog-skeleton-line {
  height: 12px;
  border-radius: 6px;
  background: #d0d0d0;
}
.blog-skeleton-line--short { width: 60%; }
.blog-skeleton-line--long { width: 100%; }
.blog-skeleton-line--med { width: 80%; }
@keyframes blog-skel { 0%,100% { opacity: 1; } 50% { opacity: 0.5; } }

/* No-posts message */
.blog-no-posts {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 0;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

/* Pagination */
.blog-pagination {
  margin-top: 48px;
  display: flex;
  justify-content: center;
}
.blog-pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: none;
  border: 1px solid var(--color-border);
  text-decoration: none;
  margin: 0 3px;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.blog-pagination .page-numbers:hover,
.blog-pagination .page-numbers.current {
  background: var(--color-bg-navy);
  color: #ffffff;
  border-color: var(--color-bg-navy);
}
.blog-pagination .page-numbers.dots { border: none; }


/* ─────────────────────────────────────────
   8. NEWSLETTER / CTA BAND
───────────────────────────────────────── */
.blog-newsletter {
  background: var(--color-bg-navy);
  position: relative;
  overflow: hidden;
  padding: 64px 0;
}
.blog-newsletter::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(249,115,22,0.1) 0%, transparent 55%),
              radial-gradient(ellipse at 10% 30%, rgba(255,255,255,0.04) 0%, transparent 40%);
}
.blog-newsletter-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
  max-width: 820px;
  margin: 0 auto;
}
@media (min-width: 768px) {
  .blog-newsletter-inner { grid-template-columns: 1fr 1fr; }
}
.blog-newsletter-text {}
.blog-newsletter-eyebrow {
  display: block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #F97316;
  margin-bottom: 12px;
}
.blog-newsletter h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.375rem, 2.5vw, 1.875rem);
  font-weight: 700;
  color: #ffffff;
  margin: 0 0 10px;
  line-height: 1.2;
}
.blog-newsletter p {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: rgba(255,255,255,0.58);
  margin: 0;
}

.blog-newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.blog-nl-input-row { display: flex; gap: 8px; }
.blog-nl-input {
  flex: 1;
  background: rgba(255,255,255,0.1);
  border: 1.5px solid rgba(255,255,255,0.18);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 0.9375rem;
  color: #ffffff;
  font-family: var(--font-body);
  transition: border-color 0.2s ease, background 0.2s ease;
}
.blog-nl-input::placeholder { color: rgba(255,255,255,0.38); }
.blog-nl-input:focus {
  outline: none;
  border-color: #F97316;
  background: rgba(255,255,255,0.15);
}
.blog-nl-btn {
  background: #F97316;
  color: #ffffff;
  border: none;
  border-radius: 10px;
  padding: 12px 20px;
  font-size: 0.9375rem;
  font-weight: 700;
  font-family: var(--font-body);
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s ease, transform 0.15s ease;
}
.blog-nl-btn:hover { background: #ea6b0a; transform: translateY(-1px); }
.blog-nl-micro {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.38);
  margin: 0;
}


/* ─────────────────────────────────────────
   9. ANIMATIONS & UTILITIES
───────────────────────────────────────── */
/* Stagger animation for grid */
.blog-card:nth-child(1)  { transition-delay: 0.00s; }
.blog-card:nth-child(2)  { transition-delay: 0.06s; }
.blog-card:nth-child(3)  { transition-delay: 0.12s; }
.blog-card:nth-child(4)  { transition-delay: 0.18s; }
.blog-card:nth-child(5)  { transition-delay: 0.24s; }
.blog-card:nth-child(6)  { transition-delay: 0.30s; }
.blog-card:nth-child(7)  { transition-delay: 0.00s; }
.blog-card:nth-child(8)  { transition-delay: 0.06s; }
.blog-card:nth-child(9)  { transition-delay: 0.12s; }
.blog-card:nth-child(10) { transition-delay: 0.18s; }

/* Reveal utility */
.blog-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.blog-reveal.revealed { opacity: 1; transform: translateY(0); }

/* Hidden cards (filtered out by tab) */
.blog-card--hidden {
  display: none !important;
}

/* Separator line */
.blog-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 0;
}

/* Report download badge */
.blog-card-download {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #065F46;
  margin-top: auto;
}
.blog-card-download::before {
  content: '↓';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(5,150,105,0.12);
  font-size: 0.75rem;
}