/* ============================================================
   BLOG PAGE — blog.css
   Depends on: global.css, header.css
   ============================================================ */

body { background: var(--bg-dark); }

/* ============================================================
   HERO
   ============================================================ */
.bl-hero {
  background: linear-gradient(155deg, #021C10 0%, #0A2818 45%, #0D3020 100%);
  padding: 96px 24px 72px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.bl-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 25% 60%, rgba(0,88,89,0.20) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 15%, rgba(251,122,2,0.07) 0%, transparent 45%);
  pointer-events: none;
}
.bl-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 680px;
  margin: 0 auto;
  animation: blFadeUp 0.8s ease both;
}

.bl-eyebrow-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 20px;
}
.bl-eyebrow-line {
  width: 24px;
  height: 1px;
  background: var(--brand-orange);
  opacity: 0.65;
}
.bl-eyebrow-row span {
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brand-orange);
}

.bl-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(38px, 6vw, 64px);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text-inverse);
  margin-bottom: 18px;
}
.bl-hero h1 em {
  font-style: italic;
  color: var(--brand-mint);
}

.bl-hero-sub {
  font-size: 16px;
  font-weight: 300;
  line-height: 1.72;
  color: rgba(245,240,232,0.55);
  max-width: 520px;
  margin: 0 auto 40px;
}

/* ── Category filter pills ─────────────────────────── */
.bl-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}
.bl-filter-btn {
  padding: 7px 18px;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 500;
  color: rgba(245,240,232,0.52);
  background: transparent;
  border: 1px solid rgba(245,240,232,0.13);
  border-radius: 20px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
  white-space: nowrap;
}
.bl-filter-btn:hover {
  color: var(--text-inverse);
  border-color: rgba(245,240,232,0.32);
  background: rgba(245,240,232,0.06);
}
.bl-filter-active {
  color: var(--bg-dark) !important;
  background: var(--brand-mint) !important;
  border-color: var(--brand-mint) !important;
}

/* ============================================================
   CONTENT AREA
   ============================================================ */
.bl-content {
  background: var(--soft-white);
  padding: 72px 24px 80px;
}
.bl-container {
  max-width: 1160px;
  margin: 0 auto;
}

/* ── Shared meta row ───────────────────────────────── */
.bl-post-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.bl-cat-pill {
  font-family: var(--font-ui);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand-teal);
  background: rgba(0,88,89,0.08);
  border: 1px solid rgba(0,88,89,0.14);
  border-radius: 4px;
  padding: 3px 8px;
}
.bl-meta-sep  { color: var(--text-muted); font-size: 12px; }
.bl-meta-text { font-family: var(--font-ui); font-size: 12px; color: var(--text-muted); }
.bl-meta-right { margin-left: auto; }

/* ── Featured post ─────────────────────────────────── */
.bl-featured {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: white;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  margin-bottom: 56px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
  transition: box-shadow 0.25s, transform 0.25s;
}
.bl-featured:hover {
  box-shadow: 0 12px 40px rgba(0,88,89,0.12);
  transform: translateY(-2px);
}

.bl-featured-img-wrap {
  display: block;
  overflow: hidden;
  aspect-ratio: 4/3;
}
.bl-featured-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.bl-featured:hover .bl-featured-img-wrap img { transform: scale(1.04); }

.bl-featured-body {
  padding: 44px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.bl-featured-title {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}
.bl-featured-title a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.2s;
}
.bl-featured-title a:hover { color: var(--brand-teal); }

.bl-featured-excerpt {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 28px;
}

.bl-read-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 24px;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--soft-white);
  background: var(--brand-teal);
  border-radius: 6px;
  text-decoration: none;
  align-self: flex-start;
  transition: background 0.2s, transform 0.18s, box-shadow 0.2s;
}
.bl-read-btn:hover {
  background: #006b6c;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,88,89,0.30);
}

/* ── Cards grid ────────────────────────────────────── */
.bl-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.bl-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
}
.bl-card:hover {
  box-shadow: 0 12px 36px rgba(0,88,89,0.10);
  transform: translateY(-3px);
  border-color: rgba(0,88,89,0.18);
}

.bl-card-img-wrap {
  display: block;
  overflow: hidden;
  aspect-ratio: 16/9;
  background: var(--warm-cream);
}
.bl-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}
.bl-card:hover .bl-card-img-wrap img { transform: scale(1.05); }

.bl-card-img-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0,88,89,0.08) 0%, rgba(53,189,143,0.06) 100%);
}

.bl-card-body {
  padding: 24px 22px 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.bl-card-title {
  font-family: var(--font-display);
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
  flex: 1;
}
.bl-card-title a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.2s;
}
.bl-card-title a:hover { color: var(--brand-teal); }

.bl-card-excerpt {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.bl-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  margin-top: auto;
}
.bl-card-date {
  font-family: var(--font-ui);
  font-size: 11px;
  color: var(--text-muted);
}
.bl-card-arrow {
  width: 30px;
  height: 30px;
  border-radius: 6px;
  background: rgba(0,88,89,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-teal);
  text-decoration: none;
  transition: background 0.2s, transform 0.18s;
  flex-shrink: 0;
}
.bl-card-arrow svg { width: 13px; height: 13px; }
.bl-card-arrow:hover {
  background: var(--brand-teal);
  color: white;
  transform: translateX(2px);
}

/* ── Empty state ───────────────────────────────────── */
.bl-empty {
  text-align: center;
  padding: 80px 24px;
  color: var(--text-secondary);
}
.bl-empty p { margin-bottom: 20px; font-size: 15px; }

/* ============================================================
   NEWSLETTER
   ============================================================ */
.bl-newsletter {
  background: var(--warm-cream);
  padding: 72px 24px;
  text-align: center;
  border-top: 1px solid rgba(0,88,89,0.08);
}
.bl-newsletter-inner {
  max-width: 480px;
  margin: 0 auto;
}
.bl-divider {
  width: 40px;
  height: 1px;
  background: var(--brand-teal);
  opacity: 0.30;
  margin: 0 auto 20px;
}
.bl-nl-eyebrow {
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brand-orange);
  margin-bottom: 12px;
}
.bl-newsletter h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3.5vw, 34px);
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 12px;
}
.bl-newsletter p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 28px;
}
.bl-nl-form {
  display: flex;
  gap: 8px;
  max-width: 400px;
  margin: 0 auto 12px;
}
.bl-nl-form input {
  flex: 1;
  padding: 12px 16px;
  background: white;
  border: 1px solid rgba(0,88,89,0.20);
  border-radius: 6px;
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s;
}
.bl-nl-form input::placeholder { color: var(--text-muted); }
.bl-nl-form input:focus { border-color: var(--brand-teal); }
.bl-nl-form button {
  padding: 12px 20px;
  background: var(--brand-teal);
  color: white;
  border: none;
  border-radius: 6px;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s;
}
.bl-nl-form button:hover { background: #006b6c; }
.bl-nl-note {
  font-size: 11px !important;
  color: var(--text-muted) !important;
  margin: 0 !important;
}

/* ============================================================
   ANIMATION
   ============================================================ */
@keyframes blFadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 960px) {
  .bl-featured { grid-template-columns: 1fr; }
  .bl-featured-img-wrap { aspect-ratio: 16/7; }
  .bl-featured-body { padding: 32px 28px; }
  .bl-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .bl-hero { padding: 72px 20px 56px; }
  .bl-content { padding: 48px 16px 64px; }
  .bl-grid { grid-template-columns: 1fr; gap: 20px; }
  .bl-featured { margin-bottom: 36px; }
  .bl-featured-body { padding: 24px 20px; }
  .bl-nl-form { flex-direction: column; }
}