/* Backbone Studios - blog styles.
   Consumes tokens from colors_and_type.css and layout from site.css. */

/* Blog pages sit on a light body, so the sticky header is always solid navy. */
.hdr-solid{background:var(--brand-navy)}
.hdr-solid.scrolled{background:rgba(13,30,47,.88)}

/* ---------- blog index ---------- */
.blog-head{padding:80px 0 68px}
.blog-head h1{margin:18px 0 0}
.blog-head .lead{margin:20px 0 0;max-width:56ch;color:#c8d4df}
.blog-head .rule-gold{width:46px;margin:0}

.post-list{max-width:880px;margin:0 auto;padding:0 32px;display:flex;flex-direction:column;gap:28px}
.post-card{display:grid;grid-template-columns:320px 1fr;gap:34px;align-items:center;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:26px;text-decoration:none;box-shadow:var(--shadow-xs);
  transition:transform .2s cubic-bezier(.2,.6,.2,1),box-shadow .2s}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.post-card time{display:block;font-size:var(--text-xs);color:var(--fg-muted);letter-spacing:var(--track-label)}
.post-card h3{margin:10px 0 0;transition:color .15s}
.post-card:hover h3{color:var(--accent-ink)}
.post-card .summary{margin:12px 0 0;font-size:var(--text-base);line-height:1.55;color:var(--fg2)}
.post-card .more{display:inline-flex;align-items:center;gap:6px;margin-top:18px;
  font-size:var(--text-sm);font-weight:600;color:var(--accent-ink)}
.post-card:hover .more{color:var(--accent-hover)}

.post-thumb{width:100%;height:auto;aspect-ratio:16/9;border-radius:var(--r-md);object-fit:cover;display:block}
.ph-img{background:linear-gradient(160deg,var(--ink-700),var(--ink-900));
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  color:rgba(255,255,255,.45);text-align:center;padding:12px}
.ph-img .caption{color:rgba(255,255,255,.45);text-transform:uppercase;letter-spacing:.14em}

/* ---------- article ---------- */
.post-head{padding:76px 0 0}
.post-head .meta{font-size:var(--text-sm);color:var(--fg-muted);letter-spacing:var(--track-label);margin:0 0 18px}
.post-head .meta b{font-weight:600;color:var(--fg3)}
.post-head h1{margin:0;font-size:clamp(2.1rem,4vw,3rem);max-width:22ch}
.post-hero{margin:44px 0 0;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm)}

/* Long-form body: 18px type, tall leading, measure held to about 68ch. */
.post-body{max-width:68ch;margin:56px auto 0;padding:0 32px}
.post-body p{font-size:var(--text-md);line-height:1.75;color:var(--fg2);margin:0 0 28px;text-wrap:pretty}
.post-body h2{margin:60px 0 22px}
.post-body h3{margin:44px 0 18px;font-size:var(--text-lg)}
.post-body ul{margin:0 0 28px;padding-left:1.25em;display:flex;flex-direction:column;gap:12px}
.post-body li{font-size:var(--text-md);line-height:1.6;color:var(--fg2)}
.post-body li::marker{color:var(--gold-500)}
.post-body blockquote{margin:38px 0;padding:6px 0 6px 28px;border-left:2px solid var(--gold-400)}
.post-body blockquote p{margin:0;font-size:var(--text-lg);line-height:1.5;color:var(--fg1);font-weight:500}
.post-body blockquote cite{display:block;margin-top:12px;font-style:normal;font-size:var(--text-sm);color:var(--fg-muted)}
.post-body a{text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--gold-300)}

/* Inline callout for a key point */
.callout{background:var(--paper-100);border:1px solid var(--border);border-radius:var(--r-md);
  padding:26px 30px;margin:38px 0}
.callout .eyebrow{font-size:0.6875rem}
.callout p{margin:12px 0 0;font-size:var(--text-base);line-height:1.62;color:var(--fg1)}

/* ---------- FAQ toggles ---------- */
.faq{margin-top:28px;border-top:1px solid var(--border)}
.faq-item{border-bottom:1px solid var(--border)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:none;border:none;cursor:pointer;text-align:left;padding:22px 2px;
  font-family:var(--font-body);font-weight:600;font-size:var(--text-md);color:var(--fg1);
  transition:color .15s}
.faq-q:hover{color:var(--accent-ink)}
.faq-q:focus-visible{outline:none;box-shadow:0 0 0 3px var(--ring);border-radius:var(--r-xs)}
.faq-q svg{flex:none;color:var(--gold-600);transition:transform .28s cubic-bezier(.2,.6,.2,1)}
.faq-item.open .faq-q svg{transform:rotate(45deg)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .28s cubic-bezier(.2,.6,.2,1)}
.faq-item.open .faq-a{grid-template-rows:1fr}
.faq-a-inner{overflow:hidden}
.faq-a p{margin:0;padding:0 44px 24px 2px;font-size:var(--text-base);line-height:1.62;color:var(--fg2)}
@media (prefers-reduced-motion:reduce){
  .faq-a,.faq-q svg,.post-card{transition:none}
}

/* ---------- closing audit block ---------- */
.audit-cta{margin-top:88px}
.audit-cta .cta-band{padding-block:88px}
.audit-cta .price-line{margin-top:16px;font-size:var(--text-sm);color:#94a3b1}

/* ---------- responsive ---------- */
@media(max-width:820px){
  .post-card{grid-template-columns:1fr;gap:22px;padding:20px}
  .post-list{padding:0 20px}
  .post-body{padding:0 24px}
  .post-head{padding-top:56px}
  .blog-head{padding:60px 0 52px}
}