/* ===========================================
   Blog Article — blog_post.css  (rewritten)
   =========================================== */

/* ====== READING PROGRESS BAR ====== */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--blog-gold, #c9a227), var(--blog-gold-2, #e3c56a));
  z-index: 9999;
  transition: width 60ms linear;
  pointer-events: none;
}


/* ====== BACK LINK ====== */
.back-to-blog {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: 14px;
  color: var(--blog-muted, #4b5563);
  text-decoration: none;
  margin-bottom: 1rem;
  transition: color .15s;
}

.back-to-blog:hover {
  color: var(--blog-gold, #c9a227);
}


/* ====== ARTICLE LAYOUT ====== */
.post-article {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1rem 3rem;
}

.post-header {
  margin-bottom: 2rem;
}


/* ====== COVER IMAGE ====== */
.post-article .post-cover {
  margin: 0 0 1.5rem;
  border-radius: var(--blog-radius, 16px);
  overflow: hidden;
  background: var(--blog-ink, #0e0e48);
}

.post-article .post-cover img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
}


/* ====== TITLE ====== */
.post-article .post-title {
  font-family: 'Bebas Neue', 'Oswald', system-ui, sans-serif;
  font-size: clamp(28px, 4.5vw, 44px);
  letter-spacing: .04em;
  color: var(--blog-ink, #0e0e48);
  line-height: 1.15;
  margin: 0 0 .6rem;
}


/* ====== META ROW ====== */
.post-meta-row {
  display: flex;
  align-items: center;
  gap: .75rem;
  flex-wrap: wrap;
  font-size: .9rem;
  color: var(--blog-muted, #4b5563);
  margin-bottom: .75rem;
}

.post-meta-row .category-badge {
  display: inline-block;
  padding: .2rem .65rem;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--blog-gold, #c9a227), var(--blog-gold-2, #e3c56a));
  color: var(--blog-ink, #0e0e48);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.post-meta-row time {
  font-weight: 600;
  color: var(--blog-ink, #0e0e48);
}


/* ====== TAGS ====== */
.post-tags {
  display: flex;
  gap: .35rem;
  flex-wrap: wrap;
  margin-bottom: .25rem;
}

.post-tags .tag {
  font-size: 11px;
  padding: .15rem .5rem;
  border-radius: 999px;
  background: var(--blog-bg, #f6f7fb);
  border: 1px solid var(--blog-border, #e5e7eb);
  color: var(--blog-muted, #4b5563);
  text-decoration: none;
  transition: background .15s, color .15s, border-color .15s;
}

.post-tags .tag:hover {
  background: var(--blog-gold, #c9a227);
  color: var(--blog-ink, #0e0e48);
  border-color: var(--blog-gold, #c9a227);
}


/* ====================================================================
   PROSE  (article body)
   ==================================================================== */
.post-body.prose {
  font-size: 1.08rem;
  line-height: 1.75;
  color: #2d3e50;
}

.post-body.prose h2 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--blog-ink, #0e0e48);
  margin: 2.5rem 0 .75rem;
  letter-spacing: .01em;
}

.post-body.prose h3 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--blog-ink, #0e0e48);
  margin: 2rem 0 .5rem;
}

.post-body.prose p {
  margin: 0 0 1.25rem;
}

.post-body.prose a {
  color: var(--blog-gold, #c9a227);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.post-body.prose a:hover {
  color: var(--blog-gold-2, #e3c56a);
}

.post-body.prose blockquote {
  border-left: 4px solid var(--blog-gold, #c9a227);
  margin: 1.5rem 0;
  padding: .75rem 1.25rem;
  background: rgba(201, 162, 39, .04);
  border-radius: 0 var(--blog-radius, 16px) var(--blog-radius, 16px) 0;
  color: var(--blog-muted, #4b5563);
  font-style: italic;
}

.post-body.prose ul,
.post-body.prose ol {
  padding-left: 1.5rem;
  margin: 0 0 1.25rem;
}

.post-body.prose li {
  margin-bottom: .4rem;
}

.post-body.prose hr {
  border: none;
  border-top: 1px solid var(--blog-border, #e5e7eb);
  margin: 2rem 0;
}


/* ====== INLINE IMAGES ====== */
.post-body.prose img {
  max-width: 560px;
  width: 100%;
  height: auto;
  display: block;
  margin: 1rem auto 1.5rem;
  border-radius: 8px;
}

.post-body.prose img.post-small-zoom {
  max-width: 360px;
  transition: transform .35s cubic-bezier(.2, .8, .2, 1), box-shadow .2s ease;
  cursor: pointer;
}

.post-body.prose img.post-small-zoom:hover {
  transform: scale(1.06);
  box-shadow: 0 12px 30px rgba(16, 24, 40, .12);
}

@media (max-width: 640px) {
  .post-body.prose img.post-small-zoom { max-width: 280px; }
}


/* ====================================================================
   TABLES
   ==================================================================== */
.post-body.prose {
  --tbl-bg: #fff;
  --tbl-ink: var(--blog-ink, #0b1021);
  --tbl-accent: var(--blog-gold, #c9a227);
  --tbl-border: color-mix(in lab, var(--tbl-ink) 12%, transparent);
  --tbl-muted: color-mix(in lab, var(--tbl-ink) 45%, transparent);
  --tbl-shadow: 0 8px 24px rgba(0, 0, 0, .06);
}

.post-body.prose .table-scroll {
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  margin: 1.25rem 0;
  border-radius: var(--blog-radius, 16px);
  box-shadow: var(--tbl-shadow);
  background: var(--tbl-bg);
}

.post-body.prose .table-scroll table,
.post-body.prose > table {
  width: 100%;
  min-width: 560px;
  border-collapse: separate;
  border-spacing: 0;
  color: var(--tbl-ink);
  background: var(--tbl-bg);
  table-layout: fixed;
}

.post-body.prose table th,
.post-body.prose table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--tbl-border);
  overflow-wrap: anywhere;
  word-wrap: break-word;
  white-space: normal;
}

.post-body.prose table tr th:nth-child(1),
.post-body.prose table tr td:nth-child(1) { width: 48%; }
.post-body.prose table tr th:nth-child(2),
.post-body.prose table tr td:nth-child(2) { width: 10%; text-align: center; }
.post-body.prose table tr th:nth-child(3),
.post-body.prose table tr td:nth-child(3) { width: 12%; text-align: center; }
.post-body.prose table tr th:nth-child(4),
.post-body.prose table tr td:nth-child(4) { width: 30%; }

.post-body.prose table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: linear-gradient(
    180deg,
    color-mix(in lab, var(--tbl-accent) 10%, var(--tbl-bg)) 0%,
    var(--tbl-bg) 100%
  );
  font-weight: 700;
  text-align: left;
  border-bottom: 1px solid color-mix(in lab, var(--tbl-accent) 45%, var(--tbl-border));
}

.post-body.prose table thead th:first-child { border-top-left-radius: 16px; }
.post-body.prose table thead th:last-child  { border-top-right-radius: 16px; }

.post-body.prose table tbody tr:nth-child(even) td {
  background: color-mix(in lab, var(--tbl-ink) 3%, transparent);
}

.post-body.prose table tbody tr:hover td {
  background: color-mix(in lab, var(--tbl-accent) 10%, transparent);
}

.post-body.prose table td.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.post-body.prose table caption {
  caption-side: bottom;
  padding: 8px 4px 0;
  font-size: .92rem;
  color: var(--tbl-muted);
}

/* GPX download buttons */
.post-body.prose a[href^="/static/gpx/"] {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 8px;
  background: linear-gradient(180deg, var(--blog-gold-2, #e3c56a) 0%, var(--blog-gold, #c9a227) 100%);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: .95rem;
  box-shadow: 0 6px 18px rgba(201, 162, 39, .18);
  border: 1px solid rgba(0, 0, 0, .08);
}

.post-body.prose a[href^="/static/gpx/"]:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(0, 0, 0, .18);
}

.post-body.prose a[href^="/static/gpx/"] svg {
  vertical-align: middle;
  margin-right: 6px;
}

@media (max-width: 640px) {
  .post-body.prose a[href^="/static/gpx/"] { padding: 7px 12px; font-size: .92rem; }
}


/* ====================================================================
   FAQ ACCORDION
   ==================================================================== */
.post-article details.faq {
  border: 1px solid var(--blog-border, #e3e6f0);
  border-radius: 14px;
  background: #fafbff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, .04);
  margin: 12px 0;
  overflow: hidden;
  width: 100%;
}

.post-article details.faq + details.faq { margin-top: 10px; }

.post-article details.faq > summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  user-select: none;
  font-weight: 600;
  color: var(--blog-ink, #0e0e48);
}

.post-article details.faq > summary::-webkit-details-marker { display: none; }

.post-article details.faq .qicon {
  width: 22px;
  height: 22px;
  flex: 0 0 22px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: var(--blog-gold, #c9a227);
  color: #fff;
  font-weight: 800;
  font-size: 12px;
}

.post-article details.faq .chev {
  margin-left: auto;
  transition: transform .18s ease;
  opacity: .8;
}

.post-article details.faq[open] .chev { transform: rotate(90deg); }

.post-article details.faq .answer {
  padding: 0 16px 14px 50px;
  color: var(--blog-muted, #586070);
}


/* ====================================================================
   PREV / NEXT NAVIGATION
   ==================================================================== */
.post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 3rem 0 1.5rem;
}

.post-nav-card {
  display: flex;
  flex-direction: column;
  padding: 1rem 1.25rem;
  border-radius: var(--blog-radius, 16px);
  background: var(--blog-surface, #fff);
  border: 1px solid var(--blog-border, #e5e7eb);
  box-shadow: var(--blog-shadow, 0 4px 16px rgba(14, 14, 72, .06));
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease;
}

.post-nav-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--blog-shadow-hover, 0 16px 40px rgba(14, 14, 72, .12));
}

.post-nav-card .nav-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--blog-muted, #4b5563);
  margin-bottom: .35rem;
}

.post-nav-card .nav-title {
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: .95rem;
  color: var(--blog-ink, #0e0e48);
  line-height: 1.3;
}

.post-nav-card.nav-next {
  text-align: right;
}

@media (max-width: 640px) {
  .post-nav { grid-template-columns: 1fr; }
}