/*
 * VayuPress brand theme — Pico v2 CSS variable overrides.
 * Load order: pico.min.css → custom.css → article.css
 * Teal primary (#0d9488), saffron accent (#f59e0b), Geist/system stack.
 */

/* ── Light mode ─────────────────────────────────────────────────────────── */
:root,
[data-theme="light"] {
  --pico-font-family-sans-serif: "Geist", "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --pico-font-family-serif: Georgia, "Times New Roman", serif;
  --pico-font-family: var(--pico-font-family-sans-serif);
  --pico-line-height: 1.75;
  --pico-font-size: 1.0625rem;

  /* Brand colours — light-mode primary is teal-700 (#0f766e) so links clear
     WCAG AA (5.2:1) on the near-white background; #0d9488 only reached 3.6:1. */
  --pico-primary: #0f766e;
  --pico-primary-hover: #0c5d56;
  --pico-primary-focus: rgba(15, 118, 110, 0.25);
  --pico-primary-inverse: #fff;
  --vayu-accent: #f59e0b;
  --vayu-accent-hover: #d97706;

  /* Surface */
  --pico-background-color: #f8fafc;
  --pico-card-background-color: #fff;
  --pico-card-border-color: #e2e8f0;

  /* Text */
  --pico-color: #0f172a;
  --pico-h1-color: #0f172a;
  --pico-h2-color: #1e293b;
  --pico-h3-color: #334155;
  --pico-muted-color: #64748b;
  --pico-muted-border-color: #cbd5e1;

  /* Links */
  --pico-a-color: var(--pico-primary);
  --pico-a-hover-color: var(--pico-primary-hover);

  /* Code */
  --pico-code-background-color: #f1f5f9;
  --pico-code-color: #0e7490;
  --pico-ins-color: #065f46;
  --pico-del-color: #9f1239;

  /* Border radius */
  --pico-border-radius: 0.5rem;
  --pico-card-sectioning-background-color: #f8fafc;

  /* Prose width */
  --vayu-prose-width: 68ch;
  --vayu-wide-width: 90ch;
}

/* ── Dark mode ──────────────────────────────────────────────────────────── */
[data-theme="dark"] {
  --pico-primary: #2dd4bf;
  --pico-primary-hover: #5eead4;
  --pico-primary-focus: rgba(45, 212, 191, 0.20);
  --pico-primary-inverse: #0f172a;
  --vayu-accent: #fbbf24;
  --vayu-accent-hover: #f59e0b;

  /* Surface */
  --pico-background-color: #0a0f1a;
  --pico-card-background-color: #111827;
  --pico-card-border-color: #1e293b;
  --pico-card-sectioning-background-color: #0f172a;

  /* Text */
  --pico-color: #e2e8f0;
  --pico-h1-color: #f1f5f9;
  --pico-h2-color: #e2e8f0;
  --pico-h3-color: #cbd5e1;
  --pico-muted-color: #94a3b8;
  --pico-muted-border-color: #1e293b;

  /* Links */
  --pico-a-color: var(--pico-primary);
  --pico-a-hover-color: var(--pico-primary-hover);

  /* Code */
  --pico-code-background-color: #0f172a;
  --pico-code-color: #67e8f9;
}

/* ── Global typography ──────────────────────────────────────────────────── */
body {
  font-feature-settings: "kern" 1, "liga" 1, "calt" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

/* ── Prose layout (article body) ────────────────────────────────────────── */
.vayu-prose {
  max-width: var(--vayu-prose-width);
  margin-inline: auto;
  line-height: var(--pico-line-height);
}

.vayu-prose p {
  margin-block: 1.25em;
}

.vayu-prose figure {
  margin-inline: 0;
  text-align: center;
}

.vayu-prose figure img,
.vayu-prose img {
  max-width: 100%;
  height: auto;
  border-radius: var(--pico-border-radius);
  display: block;
  margin-inline: auto;
}

.vayu-prose figcaption {
  font-size: 0.875em;
  color: var(--pico-muted-color);
  margin-top: 0.5em;
  font-style: italic;
}

.vayu-prose blockquote {
  border-left: 3px solid var(--vayu-accent);
  margin-inline: 0;
  padding-inline-start: 1.25em;
  color: var(--pico-muted-color);
}

.vayu-prose pre {
  overflow-x: auto;
  border-radius: var(--pico-border-radius);
}

/* ── Site navigation ────────────────────────────────────────────────────── */
.vayu-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-block: 1rem;
  border-bottom: 1px solid var(--pico-muted-border-color);
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.vayu-nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--pico-color);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.vayu-nav-brand:hover { color: var(--pico-primary); text-decoration: none; }

.vayu-nav-brand img { border-radius: 4px; }

.vayu-nav-links {
  display: flex;
  gap: 1.25rem;
  margin-left: auto;
  align-items: center;
}

.vayu-nav-links a {
  font-size: 0.9375rem;
  color: var(--pico-muted-color);
  text-decoration: none;
  transition: color 0.15s ease;
}

.vayu-nav-links a:hover { color: var(--pico-primary); }

.vayu-nav-status { font-size: 0.75rem; color: var(--pico-muted-color); }

.vayu-theme-toggle {
  background: none;
  border: 1px solid var(--pico-muted-border-color);
  color: var(--pico-muted-color);
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.9rem;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.vayu-theme-toggle:hover {
  color: var(--pico-primary);
  border-color: var(--pico-primary);
}

.vayu-mode-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--pico-primary);
  margin-right: 0.35rem;
  vertical-align: middle;
  animation: vayu-pulse 2.5s ease-in-out infinite;
}

@keyframes vayu-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

/* ── Site footer ────────────────────────────────────────────────────────── */
.vayu-footer {
  border-top: 1px solid var(--pico-muted-border-color);
  margin-top: 4rem;
  padding-block: 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.875rem;
  color: var(--pico-muted-color);
}

.vayu-footer a { color: var(--pico-muted-color); }
.vayu-footer a:hover { color: var(--pico-primary); }

.vayu-footer-brand { display: flex; align-items: center; gap: 0.5rem; }

.vayu-footer-badge {
  margin-left: auto;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--pico-primary);
  opacity: 0.75;
}

/* Premium multi-column footer */
.vayu-footer--premium { display: block; }
.vayu-footer-main {
  display: grid;
  grid-template-columns: minmax(220px, 1.2fr) 2fr;
  gap: 2.5rem 3rem;
  padding-bottom: 2rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--pico-muted-border-color);
}
.vayu-footer-about { max-width: 34ch; }
.vayu-footer--premium .vayu-footer-brand { font-weight: 600; font-size: 1.05rem; color: var(--pico-color, inherit); }
.vayu-footer-tagline { margin: 0.75rem 0 1rem; font-size: 0.9rem; line-height: 1.6; color: var(--pico-muted-color); }
.vayu-footer-social { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.vayu-footer-social a {
  font-size: 0.8rem; padding: 0.28rem 0.75rem; border-radius: 99px;
  border: 1px solid var(--pico-muted-border-color); text-decoration: none;
  transition: border-color 0.15s, color 0.15s;
}
.vayu-footer-social a:hover { border-color: var(--pico-primary); color: var(--pico-primary); }
.vayu-footer-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1.5rem 2rem;
}
.vayu-footer-col-title {
  font-size: 0.78rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.06em; margin-bottom: 0.8rem; opacity: 0.9;
  color: var(--pico-color, inherit);
}
.vayu-footer-col-links { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.55rem; }
.vayu-footer-col-links a { font-size: 0.875rem; text-decoration: none; }
.vayu-footer-col-links a:hover { color: var(--pico-primary); }
.vayu-footer-bottom {
  display: flex; align-items: center; flex-wrap: wrap;
  gap: 0.5rem 1.25rem; font-size: 0.8rem; color: var(--pico-muted-color);
}
.vayu-footer--premium .vayu-footer-copy { margin-right: auto; }
.vayu-footer-legal { display: flex; flex-wrap: wrap; gap: 0.25rem 1.1rem; }
.vayu-footer-legal a { text-decoration: none; }
.vayu-footer-legal a:hover { color: var(--pico-primary); }
.vayu-footer-powered { opacity: 0.85; }
.vayu-footer--premium .vayu-footer-badge { margin-left: 0; }
@media (max-width: 640px) {
  .vayu-footer-main { grid-template-columns: 1fr; gap: 1.75rem; }
  .vayu-footer--premium .vayu-footer-copy { margin-right: 0; width: 100%; }
}

/* ── Article header ─────────────────────────────────────────────────────── */
.vayu-article-header { margin-bottom: 2rem; }

.vayu-feature-image {
  display: block;
  width: 100%;
  max-height: 460px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 1.5rem;
}

.vayu-article-header h1 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  margin-bottom: 0.75rem;
}

.vayu-article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  font-size: 0.9rem;
  color: var(--pico-muted-color);
}

.vayu-tag {
  display: inline-block;
  font-size: 0.78rem;
  padding: 0.15em 0.55em;
  border-radius: 99px;
  background: var(--pico-primary-focus);
  color: var(--pico-primary);
  text-decoration: none;
  font-weight: 500;
  transition: background 0.15s;
}

.vayu-tag:hover {
  background: var(--pico-primary);
  color: var(--pico-primary-inverse);
  text-decoration: none;
}

/* ── Skip link ──────────────────────────────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -999px;
  left: 0;
  background: var(--pico-primary);
  color: var(--pico-primary-inverse);
  padding: 0.5rem 1rem;
  z-index: 9999;
  border-radius: 0 0 var(--pico-border-radius) 0;
}
.skip-link:focus { top: 0; }

/* ── Hero section (homepage) ────────────────────────────────────────────── */
.vayu-hero {
  padding-block: 3rem 2.5rem;
  border-bottom: 1px solid var(--pico-muted-border-color);
  margin-bottom: 2.5rem;
}

.vayu-hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pico-primary);
  margin-bottom: 1rem;
  display: block;
}

.vayu-hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  max-width: 16ch;
  margin-bottom: 1rem;
}

.vayu-hero-tagline {
  max-width: 55ch;
  color: var(--pico-muted-color);
  font-size: 1.0625rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.vayu-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2.5rem;
  margin-top: 1.5rem;
}

.vayu-stat-val {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--pico-h1-color);
  font-variant-numeric: tabular-nums;
}

.vayu-stat-label {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--pico-muted-color);
}

/* ── Post list ──────────────────────────────────────────────────────────── */
.vayu-section-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pico-muted-color);
  margin-bottom: 1.25rem;
}

.vayu-post-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.vayu-post-card {
  display: flex;
  flex-direction: column;
  background: var(--pico-card-background-color, var(--pico-background-color));
  border: 1px solid var(--pico-muted-border-color);
  border-radius: 14px;
  overflow: hidden;
  text-decoration: none;
  color: var(--pico-color);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.vayu-post-card:hover {
  transform: translateY(-4px);
  border-color: var(--pico-primary);
  box-shadow: 0 14px 34px -16px rgba(0, 0, 0, 0.55);
}
.vayu-post-card:hover .vayu-post-title { color: var(--pico-primary); }

.vayu-post-thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--pico-muted-border-color);
}
.vayu-post-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}
.vayu-post-card:hover .vayu-post-thumb img { transform: scale(1.05); }

.vayu-post-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 1.25rem 1.35rem 1.4rem;
}

.vayu-post-meta {
  font-size: 0.8rem;
  color: var(--pico-muted-color);
  margin-bottom: 0.55rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}
.vayu-post-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.55;
}
.vayu-post-author { font-weight: 500; }

.vayu-post-title {
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 0 0 0.5rem;
  transition: color 0.15s;
}

.vayu-post-excerpt {
  font-size: 0.92rem;
  color: var(--pico-muted-color);
  line-height: 1.6;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── Empty state ────────────────────────────────────────────────────────── */
.vayu-empty {
  padding: 3rem 0;
  text-align: center;
  color: var(--pico-muted-color);
  font-size: 0.9375rem;
}

/* ── Pagination (homepage feed: Newer / Older) ──────────────────────────── */
/* ── Site search box (public nav + /search page) ────────────────────────── */
.vayu-search { display: inline-flex; align-items: center; margin: 0; }
.vayu-search-input {
  min-width: 0;
  width: 9rem;
  max-width: 16rem;
  padding: 0.4rem 0.7rem;
  font: inherit;
  font-size: 0.9rem;
  color: inherit;
  background: var(--pico-card-background-color, transparent);
  border: 1px solid var(--border, rgba(125, 125, 125, 0.28));
  border-radius: 999px;
  transition: border-color 0.15s, width 0.15s;
}
.vayu-search-input:focus { outline: none; border-color: var(--pico-primary, currentColor); }
.vayu-search--page { width: 100%; gap: 0.6rem; margin-top: 1rem; }
.vayu-search--page .vayu-search-input { flex: 1; width: auto; max-width: none; }
.vayu-search-btn {
  padding: 0.5rem 1.1rem;
  font: inherit;
  font-weight: 600;
  color: #fff;
  background: var(--pico-primary, #0284c7);
  border: 0;
  border-radius: 999px;
  cursor: pointer;
}
@media (max-width: 600px) {
  .vayu-search-input { width: 100%; max-width: none; }
}

/* ── VayuFind instant search modal (Ghost-style overlay) ─────────────────── */
.vayu-modal-open { overflow: hidden; }
.vayu-search-modal { position: fixed; inset: 0; z-index: 1000; display: none; }
.vayu-search-modal.is-open { display: block; }
.vayu-search-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 10, 14, 0.5);
  backdrop-filter: blur(7px);
  -webkit-backdrop-filter: blur(7px);
  animation: vayu-search-fade 0.16s ease;
}
.vayu-search-panel {
  position: relative;
  width: min(40rem, calc(100% - 2rem));
  margin: 9vh auto 0;
  background: var(--pico-card-background-color, #14161c);
  border: 1px solid var(--border, rgba(125, 125, 125, 0.22));
  border-radius: 14px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  overflow: hidden;
  animation: vayu-search-rise 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}
.vayu-search-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border, rgba(125, 125, 125, 0.18));
}
.vayu-search-icon { font-size: 1.05rem; opacity: 0.7; }
.vayu-search-field {
  flex: 1;
  min-width: 0;
  padding: 0.35rem 0;
  font: inherit;
  font-size: 1.05rem;
  color: inherit;
  background: transparent;
  border: 0;
  outline: none;
}
.vayu-search-esc {
  flex: none;
  padding: 0.2rem 0.5rem;
  font: inherit;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--muted, #8a93a6);
  background: var(--border, rgba(125, 125, 125, 0.16));
  border: 0;
  border-radius: 6px;
  cursor: pointer;
}
.vayu-search-status {
  padding: 0.5rem 1.1rem;
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--muted, #8a93a6);
}
.vayu-search-results { max-height: min(56vh, 30rem); overflow-y: auto; padding: 0.25rem; }
.vayu-search-result {
  display: block;
  padding: 0.6rem 0.85rem;
  border-radius: 9px;
  color: inherit;
  text-decoration: none;
}
.vayu-search-result.is-active { background: var(--pico-primary, #0284c7); color: #fff; }
.vayu-search-result.is-active .vayu-search-result-excerpt { color: rgba(255, 255, 255, 0.82); }
.vayu-search-result-title { font-weight: 600; font-size: 0.98rem; }
.vayu-search-result-title mark { background: transparent; color: var(--pico-primary, #38bdf8); font-weight: 700; padding: 0; }
.vayu-search-result.is-active .vayu-search-result-title mark { color: #fff; text-decoration: underline; }
.vayu-search-all { border-top: 1px solid var(--border, #1e2840); margin-top: 0.25rem; }
.vayu-search-all .vayu-search-result-title { font-size: 0.9rem; color: var(--pico-primary, #38bdf8); }
.vayu-search-all.is-active .vayu-search-result-title { color: #fff; }
.vayu-search-result-excerpt {
  margin-top: 0.15rem;
  font-size: 0.85rem;
  color: var(--muted, #8a93a6);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
@keyframes vayu-search-fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes vayu-search-rise { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) {
  .vayu-search-backdrop, .vayu-search-panel { animation: none; }
}
@media (max-width: 600px) {
  .vayu-search-panel { margin-top: 0; width: 100%; min-height: 100%; border-radius: 0; border: 0; }
  .vayu-search-results { max-height: calc(100vh - 8rem); }
}

/* ── Pagination (homepage feed: Newer / Older) ──────────────────────────── */
.vayu-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 2.5rem 0 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border, rgba(125, 125, 125, 0.16));
}
.vayu-page-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0.5rem 1.1rem;
  border: 1px solid var(--border, rgba(125, 125, 125, 0.28));
  border-radius: var(--radius2, 10px);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--pico-color, inherit);
  text-decoration: none;
  transition: border-color 0.15s, background 0.15s, transform 0.1s;
}
.vayu-page-link:hover {
  border-color: var(--pico-primary, currentColor);
  text-decoration: none;
}
.vayu-page-link:active { transform: translateY(1px); }
.vayu-page-link.is-disabled {
  opacity: 0.4;
  pointer-events: none;
}
.vayu-page-status {
  font-size: 0.85rem;
  color: var(--pico-muted-color);
  white-space: nowrap;
}
@media (max-width: 480px) {
  .vayu-page-status { display: none; }
}

/* ── Trending & pinned posts widget (hydrated by /static/js/trending.js) ──── */
.vayu-trending {
  margin: 2.5rem 0 1rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border, rgba(125, 125, 125, 0.16));
}
.vayu-trending[hidden] { display: none; }
.vayu-trending-group { margin-bottom: 1.75rem; }
.vayu-trending-group:last-child { margin-bottom: 0; }
.vayu-trending-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.vayu-trending-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pico-muted-color);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.vayu-trending-tabs { display: inline-flex; gap: 0.4rem; }
.vayu-trending-tab {
  min-height: 36px;
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--border, rgba(125, 125, 125, 0.28));
  border-radius: 999px;
  background: transparent;
  color: var(--pico-muted-color);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.vayu-trending-tab[aria-selected="true"] {
  color: var(--pico-primary, currentColor);
  border-color: var(--pico-primary, currentColor);
}
.vayu-trending-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}
.vayu-trending-card {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border, rgba(125, 125, 125, 0.16));
  border-radius: var(--radius2, 10px);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, transform 0.1s;
}
.vayu-trending-card:hover { border-color: var(--pico-primary, currentColor); }
.vayu-trending-card:active { transform: translateY(1px); }
.vayu-trending-rank {
  flex: 0 0 auto;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--pico-primary, currentColor);
  min-width: 1.4em;
  text-align: center;
}
.vayu-trending-thumb {
  flex: 0 0 auto;
  width: 48px;
  height: 48px;
  border-radius: 8px;
  object-fit: cover;
  background: var(--border, rgba(125, 125, 125, 0.16));
}
.vayu-trending-title {
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.vayu-trending-pin {
  flex: 0 0 auto;
  font-size: 0.85rem;
  color: var(--pico-primary, currentColor);
}

/* ── Error pages ────────────────────────────────────────────────────────── */
.vayu-err { padding: 5rem 0; text-align: center; }
.vayu-err-code {
  font-size: clamp(4rem, 12vw, 8rem);
  font-weight: 900;
  line-height: 1;
  color: var(--pico-primary);
  opacity: 0.15;
  margin-bottom: 0.5rem;
}
.vayu-err-msg {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.vayu-err-sub { color: var(--pico-muted-color); margin-bottom: 1.5rem; }

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .vayu-nav-links { gap: 0.75rem; }
  .vayu-stats { gap: 1rem 1.75rem; }
  .vayu-post-list { grid-template-columns: 1fr; gap: 1.1rem; }
}

/* ── Tag index (topic cloud) + tag-page back link ───────────────────────── */
.vayu-tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.vayu-tag--cloud {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.9rem;
  padding: 0.4em 0.75em;
  border: 1px solid var(--pico-muted-border-color);
  background: var(--pico-card-background-color, var(--pico-primary-focus));
  line-height: 1.2;
  transition: background 0.15s, border-color 0.15s, transform 0.15s;
}

.vayu-tag--cloud:hover {
  border-color: var(--pico-primary);
  transform: translateY(-1px);
}

.vayu-tag-count {
  font-size: 0.72rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  min-width: 1.4em;
  padding: 0.05em 0.4em;
  text-align: center;
  border-radius: 99px;
  background: var(--pico-primary);
  color: var(--pico-primary-inverse);
}

.vayu-tag--cloud:hover .vayu-tag-count {
  background: var(--pico-primary-inverse);
  color: var(--pico-primary);
}

.vayu-tag-back {
  color: var(--pico-muted-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.15s;
}

.vayu-tag-back:hover { color: var(--pico-primary); text-decoration: none; }