/* ───────────────────────────────────────────────────────────────────
 * AXIS · Blog styles
 * Complements public/styles.css — uses the same design tokens.
 * ─────────────────────────────────────────────────────────────────── */

.blog-page {
  background: var(--cream);
  color: var(--text);
  min-height: 100vh;
}

/* ─── Hero ──────────────────────────────────────────────────────── */
.blog-hero {
  padding: 140px 0 48px;
  background:
    radial-gradient(900px 420px at 80% -10%, rgba(13, 148, 136, 0.14), transparent 60%),
    radial-gradient(800px 420px at -10% 110%, rgba(234, 88, 12, 0.10), transparent 60%),
    var(--cream);
  border-bottom: 1px solid var(--border);
}
.blog-hero__title {
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.08;
  max-width: 18ch;
  margin: 16px auto 10px;
  text-align: center;
  color: var(--text);
}
.blog-hero__lede {
  max-width: 52ch;
  margin: 0 auto;
  text-align: center;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.6;
}

/* ─── Category pills ────────────────────────────────────────────── */
.blog-cats {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 48px 0 28px;
  padding: 0;
  border-bottom: 1px solid var(--border);
  padding-bottom: 28px;
}
.blog-cat {
  padding: 8px 14px;
  border-radius: 0;
  border: 1px solid var(--border-strong);
  background: var(--surface-solid);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: border-color 0.18s var(--ease-out), background 0.18s var(--ease-out), color 0.18s var(--ease-out);
}
.blog-cat:hover { border-color: var(--teal-bright); color: var(--teal); }
.blog-cat--active {
  background: linear-gradient(135deg, var(--teal), var(--teal-deep));
  color: #fff;
  border-color: transparent;
}
.blog-cat__n {
  font-weight: 500;
  opacity: 0.75;
  font-size: 12px;
}

/* ─── List grid ─────────────────────────────────────────────────── */
.blog-list { padding: 0 0 120px; }
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

.blog-card {
  border-radius: 0;
  overflow: hidden;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
  box-shadow: none;
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: none;
  border-color: var(--teal-border);
}
.blog-card__link {
  display: flex;
  flex-direction: column;
  color: inherit;
  text-decoration: none;
  height: 100%;
}
.blog-card__cover {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, rgba(15,118,110,0.12), rgba(234,88,12,0.1));
  overflow: hidden;
}
.blog-card__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s var(--ease-out);
}
.blog-card:hover .blog-card__cover img { transform: scale(1.03); }
.blog-card__cover--placeholder {
  background:
    repeating-linear-gradient(135deg, rgba(44,40,36,0.04) 0 8px, transparent 8px 16px),
    linear-gradient(135deg, rgba(15,118,110,0.12), rgba(234,88,12,0.10));
}

.blog-card__body { padding: 20px 22px 24px; display: flex; flex-direction: column; gap: 10px; }
.blog-card__meta {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.blog-card__cat {
  color: var(--teal);
  font-weight: 700;
}
.blog-card__title {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--text);
  margin: 0;
}
.blog-card__excerpt {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--muted);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.blog-card__author {
  margin: 4px 0 0;
  font-size: 13px;
  color: var(--subtle);
}

.blog-empty {
  padding: 80px 16px;
  text-align: center;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
}

/* ─── Post detail ───────────────────────────────────────────────── */
.blog-post-page { background: var(--cream); }

.blog-post__head {
  position: relative;
  padding: 132px 0 48px;
  background:
    radial-gradient(800px 400px at 80% -10%, rgba(13, 148, 136, 0.10), transparent 60%),
    var(--cream);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  isolation: isolate;
}

/* When a cover image is present, the header itself carries it as a background
 * and a soft dark gradient overlay keeps the headline legible. */
.blog-post__head--cover {
  padding: 180px 0 64px;
  min-height: 460px;
  background-color: #1a1d23;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border-bottom: none;
  display: flex;
  align-items: flex-end;
  color: var(--cream);
}
.blog-post__head--cover::before {
  /* soft photo wash so the image stays present but the type dominates */
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(12, 16, 24, 0.35);
  z-index: 0;
}
.blog-post__head-overlay {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(180deg,
      rgba(12, 16, 24, 0.55) 0%,
      rgba(12, 16, 24, 0.35) 35%,
      rgba(12, 16, 24, 0.75) 100%),
    linear-gradient(90deg, rgba(12, 16, 24, 0.55) 0%, rgba(12, 16, 24, 0) 55%);
  pointer-events: none;
}
.blog-post__head-sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.blog-post__head-inner { position: relative; z-index: 1; }

.blog-post__crumb { margin: 0 0 20px; font-size: 14px; }
.blog-post__crumb a {
  color: var(--teal);
  text-decoration: none;
  font-weight: 600;
}
.blog-post__crumb a:hover { color: var(--orange); }
.blog-post__head--cover .blog-post__crumb a {
  color: var(--cream);
  opacity: 0.9;
}
.blog-post__head--cover .blog-post__crumb a:hover { color: var(--orange-bright); opacity: 1; }

.blog-post__cat { margin: 0 0 14px; }
.blog-post__cat a {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 0;
  background: var(--teal-fill);
  color: var(--teal);
  text-decoration: none;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.blog-post__head--cover .blog-post__cat a {
  background: rgba(255, 255, 255, 0.12);
  color: var(--cream);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.blog-post__title {
  font-size: clamp(32px, 4.8vw, 52px);
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.08;
  max-width: 22ch;
  color: var(--text);
  margin: 0;
}
.blog-post__head--cover .blog-post__title {
  color: #fff;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.35);
  max-width: 20ch;
}

.blog-post__subtitle {
  margin: 14px 0 0;
  font-size: 18px;
  line-height: 1.55;
  color: var(--muted);
  max-width: 46ch;
}
.blog-post__head--cover .blog-post__subtitle {
  color: rgba(255, 255, 255, 0.88);
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.35);
}

.blog-post__meta {
  margin: 24px 0 0;
  color: var(--subtle);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.blog-post__meta span { color: var(--text); font-weight: 600; }
.blog-post__dot { color: var(--subtle); font-weight: 400; }
.blog-post__head--cover .blog-post__meta { color: rgba(255, 255, 255, 0.78); }
.blog-post__head--cover .blog-post__meta span { color: #fff; }
.blog-post__head--cover .blog-post__dot { color: rgba(255, 255, 255, 0.55); }

.blog-post-page--has-cover .blog-post > .container { padding-top: 16px; }

/* When the post page has a cover image, keep the fixed nav legible on top of
 * the photo until the user scrolls into the lighter body area. */
body.blog-body--cover .nav:not(.scrolled) .logo-img {
  filter: brightness(0) invert(1);
}
body.blog-body--cover .nav:not(.scrolled) .nav-links a { color: rgba(255, 255, 255, 0.88); }
body.blog-body--cover .nav:not(.scrolled) .nav-links a:hover { color: #fff; }
body.blog-body--cover .nav:not(.scrolled) .nav-burger span { background: #fff; }
body.blog-body--cover .nav:not(.scrolled) .btn-nav {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.4);
}

.blog-post__body {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 0 24px;
  font-size: 17px;
  line-height: 1.75;
  color: var(--text);
}
.blog-post__body > :first-child { margin-top: 0; }
.blog-post__body p { margin: 0 0 1.25em; }
.blog-post__body h2 {
  margin: 2.2em 0 0.6em;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--text);
}
.blog-post__body h3 {
  margin: 1.8em 0 0.5em;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text);
}
.blog-post__body h4 { margin: 1.6em 0 0.4em; font-size: 18px; font-weight: 700; color: var(--text); }
.blog-post__body a {
  color: var(--teal);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  text-decoration-color: rgba(15,118,110,0.35);
}
.blog-post__body a:hover { color: var(--orange); text-decoration-color: currentColor; }
.blog-post__body ul,
.blog-post__body ol { padding-left: 1.4em; margin: 0 0 1.25em; }
.blog-post__body li { margin-bottom: 0.4em; }
.blog-post__body blockquote {
  border-left: 3px solid var(--teal);
  margin: 1.6em 0;
  padding: 0.2em 0 0.2em 1.2em;
  color: var(--muted);
  font-style: italic;
  font-size: 1.02em;
}
.blog-post__body code {
  background: rgba(44,40,36,0.06);
  padding: 0.15em 0.4em;
  border-radius: 0;
  font-size: 0.9em;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.blog-post__body pre {
  background: #1a1d23;
  color: #e5e7eb;
  padding: 18px 20px;
  border-radius: 0;
  overflow-x: auto;
  margin: 1.4em 0;
  font-size: 14px;
  line-height: 1.55;
}
.blog-post__body pre code {
  background: transparent;
  padding: 0;
  color: inherit;
  font-size: inherit;
}
.blog-post__body img {
  max-width: 100%;
  height: auto;
  border-radius: 0;
  margin: 1.6em 0;
  box-shadow: none;
}
.blog-post__body hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2.4em 0;
}
.blog-post__body table {
  border-collapse: collapse;
  width: 100%;
  margin: 1.4em 0;
  font-size: 15px;
}
.blog-post__body th,
.blog-post__body td {
  border: 1px solid var(--border);
  padding: 10px 12px;
  text-align: left;
}
.blog-post__body th { background: var(--cream-alt); font-weight: 700; }

.blog-post__tags {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.blog-post__tags li {
  padding: 5px 11px;
  background: var(--cream-alt);
  border: 1px solid var(--border);
  border-radius: 0;
  font-size: 12px;
  color: var(--muted);
}

.blog-post__cta {
  background: linear-gradient(135deg, var(--teal-deep), var(--teal));
  color: #fff;
  padding: 88px 0;
  text-align: center;
  margin-top: 80px;
}
.blog-post__cta .eyebrow { color: rgba(255,255,255,0.75); }
.blog-post__cta-title {
  font-size: clamp(26px, 3.4vw, 36px);
  font-weight: 700;
  letter-spacing: -0.01em;
  max-width: 28ch;
  margin: 10px auto 24px;
  color: #fff;
}
.blog-post__cta .btn-primary {
  background: var(--orange);
  color: #fff;
  box-shadow: 0 2px 0 rgba(0,0,0,0.25), 0 0 0 2px var(--cream);
}
.blog-post__cta .btn-primary:hover { background: var(--orange-bright); }

/* ─── Responsive ────────────────────────────────────────────────── */
@media (max-width: 760px) {
  .blog-hero { padding-top: 112px; }
  .blog-post__head { padding-top: 108px; }
  .blog-post__body { padding: 28px 0 16px; }
  .blog-list { padding-bottom: 72px; }
  .blog-post__cta { padding: 64px 0; margin-top: 48px; }
}