/* ============================
   Blog (index + posts). Loaded after styles.css on /blog/ pages only.
   ============================ */

/* Tags, meta */

.post-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-light);
}

/* ============================
   Index
   ============================ */

.blog-index { padding: clamp(60px, 9vw, 110px) 0 clamp(90px, 12vw, 140px); }

.topic-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 28px;
}
.topic-chip {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray);
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 4px 12px;
  cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}
.topic-chip:hover { color: var(--white); border-color: var(--blue-light); }
.topic-chip[aria-pressed="true"] {
  color: var(--white);
  background: var(--blue);
  border-color: var(--blue);
  box-shadow: 0 0 12px var(--blue-glow);
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.post-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.post-card[hidden] { display: none; }
.post-card:hover { border-color: rgba(77, 127, 214, 0.5); }
.post-card-link { display: flex; flex-direction: column; height: 100%; }
.post-card-media { aspect-ratio: 16 / 10; overflow: hidden; background: var(--bg-alt); }
.post-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.post-card:hover .post-card-media img { transform: scale(1.04); }
.post-card-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 24px 26px;
  flex: 1;
}
.post-card-title {
  font-size: 1.35rem;
  line-height: 1.12;
  color: var(--white);
  margin: 0;
}
.post-card-body p {
  font-size: 0.93rem;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-card-more {
  margin-top: auto;
  padding-top: 8px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--blue-light);
}
.post-card:hover .post-card-more svg { transform: translateX(3px); }
.post-card-more svg { transition: transform 0.25s var(--ease); }

/* ============================
   Post header
   ============================ */

.post-hero {
  position: relative;
  padding-top: calc(var(--announce-h) + 78px + 56px);
  padding-bottom: 48px;
  background:
    radial-gradient(ellipse 60% 90% at 85% 0%, rgba(0, 66, 170, 0.35), transparent 70%),
    var(--bg-alt);
  border-bottom: 1px solid var(--border);
}
.post-hero h1 {
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  line-height: 1.02;
  max-width: 960px;
  margin: 12px 0 20px;
}
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--gray);
  margin-bottom: 26px;
}
.breadcrumbs a:hover { color: var(--white); }
.breadcrumbs span[aria-hidden] { color: var(--border-strong); }
.post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  font-size: 0.92rem;
  color: var(--gray);
}
.post-meta-dot { color: var(--border-strong); }

/* ============================
   Post layout
   ============================ */

.post-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: clamp(40px, 6vw, 88px);
  align-items: start;
  padding-top: clamp(40px, 6vw, 72px);
  padding-bottom: clamp(70px, 10vw, 120px);
}

.post-body { max-width: 740px; min-width: 0; }

.post-body p,
.post-body li {
  font-size: 1.075rem;
  line-height: 1.75;
  color: rgba(244, 245, 247, 0.8);
}
.post-body p { margin: 0 0 1.25em; }
.post-body strong { color: var(--white); font-weight: 650; }
.post-body a:not(.btn) {
  color: var(--blue-light);
  text-decoration: underline;
  text-decoration-color: rgba(77, 127, 214, 0.4);
  text-underline-offset: 3px;
  transition: color 0.2s var(--ease), text-decoration-color 0.2s var(--ease);
}
.post-body a:not(.btn):hover { color: var(--white); text-decoration-color: var(--white); }
.post-body a[href^="tel:"] { white-space: nowrap; }

.post-body .post-lede {
  font-size: 1.2rem;
  line-height: 1.7;
  color: var(--white);
  padding-left: 22px;
  border-left: 3px solid var(--blue);
  margin-bottom: 36px;
}

.post-body h2 {
  font-size: clamp(1.7rem, 3vw, 2.25rem);
  color: var(--white);
  margin: 2em 0 0.6em;
  scroll-margin-top: calc(var(--announce-h) + 90px);
}
.post-body h3 {
  font-size: 1.35rem;
  color: var(--white);
  margin: 1.6em 0 0.5em;
}
.post-body ul {
  list-style: disc;
  padding-left: 1.3em;
  margin: 0 0 1.25em;
}

.post-figure { margin: 36px 0; }
.post-figure img {
  width: 100%;
  max-height: 560px;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-alt);
}
.post-figure figcaption {
  margin-top: 10px;
  font-size: 0.85rem;
  color: var(--gray);
}
.post-figure-lead { margin-top: 0; }

/* FAQ */

.post-faq { margin-top: 3em; scroll-margin-top: calc(var(--announce-h) + 90px); }
.post-faq h2 { margin-top: 0; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-panel);
  margin-bottom: 12px;
  transition: border-color 0.2s var(--ease);
}
.faq-item[open] { border-color: rgba(77, 127, 214, 0.45); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  position: relative;
  padding: 20px 56px 20px 22px;
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--white);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '';
  position: absolute;
  right: 24px;
  top: 50%;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--blue-light);
  border-bottom: 2px solid var(--blue-light);
  transform: translateY(-70%) rotate(45deg);
  transition: transform 0.25s var(--ease);
}
.faq-item[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq-item summary:focus-visible { outline: 2px solid var(--blue-light); outline-offset: 2px; border-radius: 12px; }
.faq-item p { padding: 0 22px 20px; margin: 0; }

/* Closing CTA */

.post-cta {
  margin-top: 3em;
  padding: clamp(28px, 4vw, 44px);
  border-radius: var(--radius);
  border: 1px solid rgba(77, 127, 214, 0.35);
  background:
    radial-gradient(ellipse 80% 120% at 100% 0%, rgba(0, 66, 170, 0.4), transparent 70%),
    var(--bg-panel);
}
.post-cta h2 { margin-top: 0; }
.post-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
}
.post-cta-actions .btn { display: inline-flex; align-items: center; gap: 10px; }

/* Credits */

.post-credits {
  margin-top: 3em;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.post-body .post-credits h2 {
  font-family: var(--font-body);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--gray);
  margin: 0 0 10px;
}
.post-body .post-credits ul { list-style: none; padding: 0; margin: 0; }
.post-body .post-credits li {
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--gray);
  margin-bottom: 4px;
}
.post-body .post-credits a { color: var(--gray); }

/* Sidebar */

.post-aside {
  position: sticky;
  top: calc(var(--announce-h) + 96px);
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.aside-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.aside-heading {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-light);
  margin-bottom: 14px;
}
.aside-toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: toc;
}
.aside-toc li {
  counter-increment: toc;
  display: flex;
  gap: 10px;
  font-size: 0.9rem;
  line-height: 1.4;
  padding: 7px 0;
  border-top: 1px solid var(--border);
}
.aside-toc li:first-child { border-top: 0; padding-top: 0; }
.aside-toc li::before {
  content: counter(toc, decimal-leading-zero);
  font-family: 'SF Mono', 'Roboto Mono', ui-monospace, Menlo, Consolas, monospace;
  font-size: 0.78rem;
  color: rgba(77, 127, 214, 0.7);
  padding-top: 2px;
}
.aside-toc a { color: var(--gray); transition: color 0.2s var(--ease); }
.aside-toc a:hover { color: var(--white); }

.aside-offer {
  border-color: rgba(77, 127, 214, 0.35);
  background:
    radial-gradient(ellipse 90% 70% at 100% 0%, rgba(0, 66, 170, 0.35), transparent 70%),
    var(--bg-panel);
}
.aside-offer .aside-price {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 3.4rem;
  line-height: 1;
  color: var(--white);
  margin: 0 0 8px;
}
.aside-offer p { font-size: 0.92rem; }
.aside-offer .btn { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 18px; }
.aside-checks { margin-top: 18px; display: flex; flex-direction: column; gap: 8px; }
.aside-checks li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--gray);
}
.aside-checks svg { width: 16px; height: 16px; flex: none; color: var(--blue-light); }

/* Related */

.related {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: clamp(70px, 10vw, 110px) 0;
}
.related-heading {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 32px;
}

/* ============================
   Responsive
   ============================ */

@media (max-width: 1080px) {
  .post-layout { grid-template-columns: 1fr; }
  .post-body { max-width: 760px; }
  .post-aside { position: static; max-width: 760px; }
  .aside-toc { display: none; }
}

@media (max-width: 980px) {
  .post-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .post-grid { grid-template-columns: 1fr; }
  .container.post-layout { padding-left: 16px; padding-right: 16px; }
  .post-body p, .post-body li { font-size: 1.02rem; }
  .post-body .post-lede { font-size: 1.08rem; padding-left: 16px; }
  .post-cta-actions { flex-direction: column; }
  .post-cta-actions .btn { width: 100%; justify-content: center; }
  .faq-item summary { padding: 18px 48px 18px 18px; font-size: 1rem; }
  .faq-item p { padding: 0 18px 18px; }
}