/* =====================================================================
   Vimmo blog — index + article. Inherits tokens.css + landing.css chrome.
   Light-first, mint-surgical, generous whitespace, Phantom-playful.
   ===================================================================== */

.blog { background: #fff; }
.topnav-links a.is-current { color: var(--ink); font-weight: 600; }

/* lang toggle renders as <a> here (separate URLs per language) */
.lang-toggle a {
  border: none; background: transparent; cursor: pointer;
  font: 600 13px/1 var(--vimmo-font-text); letter-spacing: 0.2px;
  color: var(--ink-3); text-decoration: none; padding: 7px 11px;
  border-radius: var(--vimmo-radius-pill); transition: color 160ms ease, background 160ms ease;
}
.lang-toggle a.active { color: var(--ink); background: #fff; box-shadow: var(--vimmo-shadow-xs); }

/* ---------------- blog index ---------------- */
.blog-hero { padding: 56px 0 28px; }
.blog-hero h1 {
  font-family: var(--vimmo-font-display);
  font-size: clamp(34px, 8vw, 56px); font-weight: 700;
  line-height: 1.04; letter-spacing: -0.03em; margin: 0 0 12px;
}
.blog-hero .lede { max-width: 32em; }

.cat-chips { display: flex; flex-wrap: wrap; gap: 9px; margin: 8px 0 30px; }
.chip {
  border: 1px solid var(--line); background: #fff; color: var(--ink-2);
  font: 600 14px/1 var(--vimmo-font-text); letter-spacing: -0.1px;
  padding: 9px 16px; border-radius: var(--vimmo-radius-pill); cursor: pointer;
  transition: all 160ms var(--vimmo-ease-out);
}
.chip:hover { border-color: var(--mint); color: var(--ink); }
.chip.active { background: var(--mint); border-color: var(--mint); color: #fff; }

/* featured */
.post-feature {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 0;
  border: 1px solid var(--line); border-radius: var(--vimmo-radius-3xl);
  overflow: hidden; text-decoration: none; color: inherit; margin-bottom: 34px;
  background: #fff; box-shadow: var(--vimmo-shadow-xs);
  transition: transform 240ms var(--vimmo-ease-spring), box-shadow 240ms var(--vimmo-ease-out);
}
.post-feature:hover { transform: translateY(-3px); box-shadow: 0 18px 40px rgba(17,17,19,0.08); }
.post-feature-art { position: relative; min-height: 260px; background: var(--surface); }
.post-feature-art svg, .post-feature-art img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.post-feature-body { padding: 34px 36px; display: flex; flex-direction: column; gap: 12px; justify-content: center; }
.post-feature-body h2 {
  font-family: var(--vimmo-font-display); font-size: clamp(24px, 3.4vw, 32px);
  font-weight: 700; line-height: 1.1; letter-spacing: -0.02em; margin: 0;
}
.post-feature-body p { color: var(--ink-2); margin: 0; font-size: 16px; }
.post-feature-more { color: var(--mint); font-weight: 600; font-size: 15px; margin-top: 4px; }

/* grid */
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; padding-bottom: 80px; }
.post-card {
  display: flex; flex-direction: column; text-decoration: none; color: inherit;
  border: 1px solid var(--line); border-radius: var(--vimmo-radius-2xl); overflow: hidden;
  background: #fff; transition: transform 240ms var(--vimmo-ease-spring), box-shadow 240ms var(--vimmo-ease-out), border-color 240ms;
}
.post-card:hover { transform: translateY(-3px); box-shadow: 0 16px 34px rgba(17,17,19,0.08); border-color: transparent; }
.post-card-art { position: relative; aspect-ratio: 16 / 9; background: var(--surface); }
.post-card-art svg, .post-card-art img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.post-card-body { padding: 20px 20px 22px; display: flex; flex-direction: column; gap: 9px; flex: 1; }
.post-card-cat {
  font: 700 11px/1 var(--vimmo-font-text); text-transform: uppercase; letter-spacing: 1.2px;
  color: var(--mint);
}
.post-card-body h3 {
  font-family: var(--vimmo-font-display); font-size: 19px; font-weight: 700;
  line-height: 1.22; letter-spacing: -0.015em; margin: 0;
}
.post-card-body p { color: var(--ink-2); font-size: 14.5px; line-height: 1.5; margin: 0; flex: 1; }
.post-card-date { color: var(--ink-3); font-size: 13px; margin-top: 2px; }
.post-card.is-hidden { display: none; }

/* ---------------- article ---------------- */
.post-hero { background: linear-gradient(180deg, var(--vimmo-mint-light), #fff 92%); border-bottom: 1px solid var(--line-soft); }
.post-hero-inner { display: grid; grid-template-columns: 1.08fr 0.92fr; gap: 44px; align-items: center; padding: 46px var(--pad) 50px; }
.post-hero-media img, .post-hero-media svg {
  width: 100%; height: auto; display: block; border-radius: var(--vimmo-radius-2xl);
  background: #fff; box-shadow: 0 14px 38px -14px rgba(17,17,19,0.18); border: 1px solid var(--line-soft);
}
.crumbs { font-size: 13.5px; color: var(--ink-3); margin-bottom: 16px; display: flex; gap: 8px; align-items: center; }
.crumbs a { color: var(--mint); text-decoration: none; font-weight: 600; }
.crumbs span { color: var(--ink-3); }
.post-h1 {
  font-family: var(--vimmo-font-display);
  font-size: clamp(30px, 4.6vw, 46px); font-weight: 700;
  line-height: 1.06; letter-spacing: -0.03em; margin: 6px 0 16px; max-width: 14em;
}
.post-meta { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; color: var(--ink-2); font-size: 14.5px; }
.post-meta time, .post-meta > span { color: var(--ink-2); }
.post-byline { color: var(--mint-ink); text-decoration: none; font-weight: 600; }
.post-byline:hover { color: var(--mint); }

.post-wrap { padding-top: 30px; }
.post-body { max-width: 720px; margin: 0 auto; }

/* table of contents */
.post-toc {
  background: var(--surface); border: 1px solid var(--line-soft);
  border-radius: var(--vimmo-radius-lg); padding: 18px 22px; margin: 0 0 34px;
}
.post-toc .toc-h { font: 700 12px/1 var(--vimmo-font-text); text-transform: uppercase; letter-spacing: 1.2px; color: var(--ink-3); margin: 0 0 12px; }
.post-toc ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.post-toc li.lvl-3 { padding-left: 16px; }
.post-toc a { color: var(--ink-2); text-decoration: none; font-size: 15px; transition: color 140ms; }
.post-toc a:hover { color: var(--mint); }

/* prose */
.post-body h2 {
  font-family: var(--vimmo-font-display); font-size: clamp(23px, 3.6vw, 30px);
  font-weight: 700; line-height: 1.18; letter-spacing: -0.02em; margin: 46px 0 14px; scroll-margin-top: 84px;
}
.post-body h3 {
  font-family: var(--vimmo-font-display); font-size: 20px; font-weight: 700;
  line-height: 1.3; letter-spacing: -0.01em; margin: 30px 0 10px; scroll-margin-top: 84px;
}
.post-body p { font-size: 17.5px; line-height: 1.72; color: #25252b; margin: 0 0 18px; }
.post-body a { color: var(--mint-ink); text-decoration: underline; text-underline-offset: 2px; text-decoration-thickness: 1.5px; }
.post-body a:hover { color: var(--mint); }
.post-body strong { font-weight: 700; color: var(--ink); }
.post-body ul, .post-body ol { margin: 0 0 20px; padding-left: 24px; }
.post-body li { font-size: 17.5px; line-height: 1.65; margin: 0 0 9px; color: #25252b; }
.post-body li::marker { color: var(--mint); }
.post-body blockquote {
  margin: 24px 0; padding: 4px 0 4px 22px; border-left: 3px solid var(--mint);
  color: var(--ink-2); font-size: 18px;
}
.post-body blockquote p { margin-bottom: 8px; }
.post-body hr { border: none; border-top: 1px solid var(--line); margin: 40px 0; }
.post-body img { border-radius: var(--vimmo-radius-lg); margin: 24px 0; }
.post-body code { background: var(--surface); padding: 2px 6px; border-radius: 6px; font-size: 0.88em; }
.post-body pre { background: #14181a; color: #e6f3ee; padding: 18px; border-radius: var(--vimmo-radius-md); overflow-x: auto; margin: 24px 0; }
.post-body pre code { background: none; padding: 0; color: inherit; }

/* tables */
.table-wrap { overflow-x: auto; margin: 24px 0; border: 1px solid var(--line); border-radius: var(--vimmo-radius-md); }
.post-body table { width: 100%; border-collapse: collapse; font-size: 15.5px; }
.post-body th, .post-body td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--line-soft); }
.post-body th { background: var(--surface); font-weight: 700; color: var(--ink); white-space: nowrap; }
.post-body tr:last-child td { border-bottom: none; }

/* callouts */
.callout { border-radius: var(--vimmo-radius-lg); padding: 18px 22px; margin: 24px 0; border: 1px solid var(--line); }
.callout p:last-child { margin-bottom: 0; }
.callout-note { background: var(--vimmo-mint-light); border-color: var(--vimmo-mint-30); }
.callout-tip { background: #E6F4FB; border-color: #C9DCE8; }
.callout-warn { background: #FFF4E0; border-color: #F6E0B8; }
.callout-warn strong { color: #8a5a00; }

.post-disclaimer { font-size: 13.5px; color: var(--ink-3); margin: 34px 0 0; padding-top: 18px; border-top: 1px solid var(--line-soft); }

/* FAQ */
.post-faq { max-width: 720px; margin: 50px auto 0; }
.post-faq h2 { font-family: var(--vimmo-font-display); font-size: 26px; font-weight: 700; letter-spacing: -0.02em; margin: 0 0 18px; }
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item { border: 1px solid var(--line); border-radius: var(--vimmo-radius-md); background: #fff; overflow: hidden; }
.faq-item summary {
  cursor: pointer; list-style: none; padding: 17px 20px; font-weight: 600; font-size: 16.5px;
  display: flex; justify-content: space-between; align-items: center; gap: 14px; color: var(--ink);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--mint); font-size: 22px; font-weight: 400; flex-shrink: 0; transition: transform 200ms var(--vimmo-ease-spring); }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-a { padding: 0 20px 18px; color: var(--ink-2); }
.faq-a p { margin: 0 0 10px; font-size: 16px; line-height: 1.6; }
.faq-a p:last-child { margin-bottom: 0; }

/* CTA box */
.post-cta {
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  background: var(--surface); border: 1px solid var(--line-soft);
  border-radius: var(--vimmo-radius-2xl); padding: 26px 28px; margin: 50px auto 0; max-width: 720px;
}
.post-cta img { border-radius: 16px; flex-shrink: 0; }
.post-cta div { flex: 1; min-width: 200px; }
.post-cta h2 { font-family: var(--vimmo-font-display); font-size: 20px; font-weight: 700; letter-spacing: -0.015em; margin: 0 0 4px; }
.post-cta p { color: var(--ink-2); margin: 0; font-size: 15px; }
.post-cta .btn-mint { flex-shrink: 0; }

/* related */
.related { max-width: 1120px; margin: 64px auto 0; }
.related h2 { font-family: var(--vimmo-font-display); font-size: 24px; font-weight: 700; letter-spacing: -0.02em; margin: 0 0 20px; }
.related .post-grid { grid-template-columns: repeat(2, 1fr); padding-bottom: 0; }

.post-back { max-width: 720px; margin: 48px auto 80px; }
.post-back a { color: var(--mint-ink); text-decoration: none; font-weight: 600; }

/* key takeaways box (extractable for GEO / featured snippets) */
.post-takeaways {
  background: var(--vimmo-mint-light); border: 1px solid var(--vimmo-mint-30);
  border-radius: var(--vimmo-radius-lg); padding: 20px 24px; margin: 0 0 34px;
}
.post-takeaways .pt-h {
  font: 700 12px/1 var(--vimmo-font-text); text-transform: uppercase; letter-spacing: 1.2px;
  color: var(--mint-ink); margin: 0 0 12px;
}
.post-takeaways ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.post-takeaways li { position: relative; padding-left: 28px; font-size: 16px; line-height: 1.5; color: #1f2a26; }
.post-takeaways li::before {
  content: ""; position: absolute; left: 0; top: 3px; width: 18px; height: 18px;
  background: var(--mint); border-radius: 50%;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center / 12px no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center / 12px no-repeat;
}

/* sources box (citations → E-E-A-T + GEO) */
.post-sources { max-width: 720px; margin: 44px auto 0; padding-top: 26px; border-top: 1px solid var(--line); }
.post-sources h2 { font-family: var(--vimmo-font-display); font-size: 20px; font-weight: 700; letter-spacing: -0.015em; margin: 0 0 14px; }
.post-sources ul { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 8px; }
.post-sources li { font-size: 15px; line-height: 1.5; }
.post-sources li::marker { color: var(--mint); }
.post-sources a { color: var(--mint-ink); text-decoration: underline; text-underline-offset: 2px; word-break: break-word; }

/* author box (E-E-A-T) */
.post-author {
  display: flex; align-items: flex-start; gap: 18px; max-width: 720px; margin: 44px auto 0;
  background: var(--surface); border: 1px solid var(--line-soft); border-radius: var(--vimmo-radius-2xl); padding: 24px 26px;
}
.pa-avatars { display: flex; flex-shrink: 0; }
.pa-avatars img { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; border: 2.5px solid #fff; box-shadow: var(--vimmo-shadow-xs); }
.pa-avatars img + img { margin-left: -16px; }
.pa-h { font: 700 11px/1 var(--vimmo-font-text); text-transform: uppercase; letter-spacing: 1.2px; color: var(--ink-3); margin: 0 0 7px; }
.pa-names { font-weight: 700; font-size: 16px; color: var(--ink); margin: 0 0 8px; }
.pa-names span { font-weight: 500; color: var(--ink-3); }
.pa-bio { font-size: 15px; line-height: 1.6; color: var(--ink-2); margin: 0; }

/* reading progress */
.read-bar { position: fixed; top: 0; left: 0; height: 3px; width: 0; background: var(--mint); z-index: 60; transition: width 90ms linear; }

/* ---------------- responsive ---------------- */
@media (max-width: 860px) {
  .post-grid { grid-template-columns: repeat(2, 1fr); }
  .post-feature { grid-template-columns: 1fr; }
  .post-feature-art { min-height: 190px; }
  .related .post-grid { grid-template-columns: 1fr; }
  .post-hero-inner { grid-template-columns: 1fr; gap: 26px; }
  .post-hero-media { order: -1; }
}
@media (max-width: 600px) {
  .post-grid { grid-template-columns: 1fr; }
  .blog-hero { padding: 36px 0 22px; }
  .post-hero-inner { padding: 30px var(--pad) 30px; gap: 22px; }
  .post-body p, .post-body li { font-size: 17px; }
  .post-cta { flex-direction: column; align-items: flex-start; }
  .post-cta .btn-mint { width: 100%; }
  .post-author { flex-direction: column; gap: 14px; }
  .post-takeaways { padding: 18px 18px; }
}