/* Blog — editorial layout, breathing room, photo-first */

.blog-page {
  padding-bottom: 4rem;
}

.blog-hero {
  padding: 6.5rem 0 3rem;
  border-bottom: 1px solid rgba(49, 64, 76, 0.65);
  background:
    radial-gradient(ellipse 70% 55% at 20% 0%, rgba(61, 214, 195, 0.1), transparent 50%),
    linear-gradient(180deg, #141b21 0%, var(--bg) 100%);
}

.blog-hero-inner {
  max-width: 40rem;
}

.blog-eyebrow {
  margin: 0 0 0.75rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.blog-hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 5vw, 2.75rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.blog-lead {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.08rem;
  line-height: 1.65;
}

.blog-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.75rem;
  padding-top: 2.5rem;
  padding-bottom: 1rem;
}

/* Toolbar / chips */
.blog-toolbar {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 2.25rem;
}

.blog-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.blog-chip {
  appearance: none;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  border-radius: 999px;
  padding: 0.45rem 0.95rem;
  font-size: 0.86rem;
  line-height: 1;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}

.blog-chip:hover {
  border-color: var(--border-strong);
  color: var(--text);
}

.blog-chip.is-active {
  border-color: rgba(61, 214, 195, 0.55);
  background: rgba(61, 214, 195, 0.12);
  color: var(--accent);
}

.blog-count {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.86rem;
}

/* Featured */
.blog-featured-slot {
  margin-bottom: 2.75rem;
}

.blog-feature {
  display: grid;
  gap: 1.5rem;
}

.blog-feature-media {
  display: block;
  border-radius: 18px;
  overflow: hidden;
  background: #0b1014;
  aspect-ratio: 16 / 10;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
}

.blog-title-link {
  color: inherit !important;
  text-decoration: none !important;
}

.blog-title-link:hover {
  color: var(--accent) !important;
}

.blog-read-meta {
  margin: 0 0 0.85rem;
  color: #8fa0ad;
  font-size: 0.84rem;
}

.blog-feature-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-feature-copy {
  max-width: 38rem;
  padding: 0.25rem 0.15rem 0;
}

.blog-kicker {
  margin: 0 0 0.55rem;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.blog-meta {
  margin: 0 0 0.65rem;
  color: #8fa0ad;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}

.blog-feature-copy h2 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.45rem, 3.5vw, 1.9rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.blog-excerpt {
  margin: 0 0 1.15rem;
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

.blog-course-line {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.blog-course-line span {
  color: #8fa0ad;
  margin-right: 0.35rem;
}

.blog-course-line a {
  color: var(--text) !important;
  text-decoration: none !important;
  border-bottom: 1px solid rgba(61, 214, 195, 0.35);
}

.blog-course-line a:hover {
  color: var(--accent) !important;
  border-bottom-color: var(--accent);
}

.blog-dot {
  margin: 0 0.4rem;
  color: #5f7382;
}

.blog-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.blog-actions .btn-accent,
.blog-actions .btn-ghost {
  min-height: 2.65rem;
  padding: 0.55rem 1.15rem;
}

/* Feed rows */
.blog-feed {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.blog-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  padding: 2rem 0;
  border-top: 1px solid rgba(49, 64, 76, 0.75);
}

.blog-row:last-child {
  border-bottom: 1px solid rgba(49, 64, 76, 0.75);
}

.blog-row-media {
  display: block;
  border-radius: 14px;
  overflow: hidden;
  background: #0b1014;
  aspect-ratio: 16 / 11;
}

.blog-row-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

@media (hover: hover) and (pointer: fine) {
  .blog-row-media:hover img {
    transform: scale(1.03);
  }
}

.blog-row-copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blog-row-copy h3 {
  margin: 0 0 0.7rem;
  font-size: clamp(1.15rem, 2.8vw, 1.35rem);
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.blog-row-copy > p {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}

.blog-loading,
.blog-empty {
  margin: 2rem 0;
  color: var(--text-muted);
  text-align: center;
}

.blog-empty.is-error {
  color: #f0a8a8;
}

/* Aside */
.blog-aside-panel {
  padding: 1.75rem 1.5rem;
  border: 1px solid rgba(49, 64, 76, 0.8);
  border-radius: 18px;
  background:
    linear-gradient(165deg, rgba(24, 33, 40, 0.95), rgba(18, 24, 30, 0.98));
}

.blog-aside-kicker {
  margin: 0 0 0.45rem;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.blog-aside-panel h2 {
  margin: 0 0 0.65rem;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.blog-aside-copy {
  margin: 0 0 1.15rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.blog-aside-cta {
  display: inline-flex;
  width: 100%;
  justify-content: center;
}

.blog-aside-divider {
  height: 1px;
  margin: 1.5rem 0 1.25rem;
  background: rgba(49, 64, 76, 0.85);
}

.blog-aside-nav {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.blog-aside-nav a {
  color: var(--text) !important;
  text-decoration: none !important;
  font-size: 0.95rem;
  line-height: 1.35;
  padding-bottom: 0.15rem;
  border-bottom: 1px solid transparent;
  width: fit-content;
}

.blog-aside-nav a:hover {
  color: var(--accent) !important;
  border-bottom-color: rgba(61, 214, 195, 0.45);
}

/* Article page */
.blog-post-page {
  padding-bottom: 4rem;
}

.blog-post-hero {
  padding: 6.25rem 0 2rem;
  border-bottom: 1px solid rgba(49, 64, 76, 0.65);
  background:
    radial-gradient(ellipse 70% 55% at 15% 0%, rgba(61, 214, 195, 0.1), transparent 50%),
    linear-gradient(180deg, #141b21 0%, var(--bg) 100%);
}

.blog-post-hero-inner {
  max-width: 42rem;
}

.blog-post-back {
  display: inline-block;
  margin-bottom: 1.25rem;
  color: var(--text-muted) !important;
  text-decoration: none !important;
  font-size: 0.9rem;
}

.blog-post-back:hover {
  color: var(--accent) !important;
}

.blog-post-hero h1 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.75rem, 4.5vw, 2.55rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.blog-post-byline {
  margin: 0 0 1.25rem;
  color: #8fa0ad;
  font-size: 0.9rem;
}

.blog-post-lead {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.12rem;
  line-height: 1.7;
}

.blog-post-layout {
  max-width: 46rem;
  padding-top: 2.25rem;
}

.blog-post-media {
  margin-bottom: 2.25rem;
  border-radius: 16px;
  overflow: hidden;
  background: #0b1014;
  aspect-ratio: 16 / 10;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.25);
}

.blog-post-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-post-section {
  margin-bottom: 2.25rem;
}

.blog-post-section h2 {
  margin: 0 0 0.9rem;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.blog-post-section p {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.75;
}

.blog-post-section p:last-child {
  margin-bottom: 0;
}

.blog-post-video .embed-responsive {
  margin-top: 0.75rem;
  border-radius: 12px;
  overflow: hidden;
  background: #0b1014;
}

.blog-post-courses {
  margin: 2.5rem 0;
  padding: 1.5rem 1.35rem;
  border: 1px solid rgba(49, 64, 76, 0.8);
  border-radius: 16px;
  background: linear-gradient(165deg, rgba(24, 33, 40, 0.95), rgba(18, 24, 30, 0.98));
}

.blog-post-courses h2 {
  margin: 0 0 0.55rem;
  font-size: 1.2rem;
}

.blog-post-courses > p {
  margin: 0 0 1.1rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.blog-post-course-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.blog-post-course-links a {
  color: var(--accent) !important;
  text-decoration: none !important;
  font-size: 0.98rem;
}

.blog-post-footer {
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(49, 64, 76, 0.75);
}

.blog-post-footer p {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.blog-post-missing {
  padding: 7rem 0 4rem;
  max-width: 28rem;
}

.blog-post-missing h1 {
  margin-bottom: 0.75rem;
}

.blog-post-missing p {
  margin-bottom: 1.25rem;
  color: var(--text-muted);
}

/* Breakpoints */
@media (min-width: 768px) {
  .blog-feature {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 2rem;
    align-items: center;
  }

  .blog-feature-media {
    aspect-ratio: 4 / 3;
  }

  .blog-row {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 1.75rem;
    padding: 2.25rem 0;
    align-items: center;
  }

  .blog-row-media {
    aspect-ratio: 1 / 1;
  }

  .blog-toolbar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 992px) {
  .blog-shell {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 3.25rem;
    padding-top: 3.25rem;
    align-items: start;
  }

  .blog-aside {
    position: sticky;
    top: 5.5rem;
  }

  .blog-hero {
    padding: 7.25rem 0 3.5rem;
  }

  .blog-row {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 2.25rem;
    padding: 2.5rem 0;
  }

  .blog-featured-slot {
    margin-bottom: 3.25rem;
  }
}

@media (min-width: 1100px) {
  .blog-row {
    grid-template-columns: 320px minmax(0, 1fr);
  }
}

@media (max-width: 575.98px) {
  .blog-hero {
    padding: 5.5rem 0 2.25rem;
  }

  .blog-shell {
    gap: 2.25rem;
    padding-top: 1.75rem;
  }

  .blog-actions {
    width: 100%;
  }

  .blog-actions .btn-accent,
  .blog-actions .btn-ghost {
    flex: 1 1 calc(50% - 0.35rem);
    justify-content: center;
    text-align: center;
  }

  .blog-post-hero {
    padding: 5.5rem 0 1.75rem;
  }

  .blog-post-layout {
    padding-top: 1.75rem;
  }
}