/* ============================================================
   Blog — listado y artículo. Usa los tokens de personal.css.
   ============================================================ */
:root {
  --blog-ink: var(--personal-ink, #111);
  --blog-muted: var(--muted, #86868B);
  --blog-soft: var(--personal-soft, #f4f3f0);
  --blog-lime: var(--personal-lime, #d9ef67);
  --blog-blue: var(--personal-blue, #dbe9ff);
  --blog-border: var(--border, #e5e5ea);
}

.blog-page main.page-wrap {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
  padding-block: clamp(48px, 8vw, 96px);
}

/* ---------- Cabecera del listado ---------- */
.blog-list-header {
  max-width: 720px;
  margin-bottom: clamp(32px, 5vw, 56px);
}
.blog-list-header .section-kicker {
  color: var(--blog-muted);
  font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; letter-spacing: -0.01em;
  margin: 0 0 12px;
}
.blog-list-header h1 {
  font-family: 'Inter', sans-serif; font-weight: 800;
  font-size: clamp(2.2rem, 5vw, 3.4rem); line-height: 1.04; letter-spacing: -.02em;
  margin: 0 0 16px;
}
.blog-list-intro { color: #444; font-size: 1.1rem; margin: 0; max-width: 56ch; }

/* ---------- Grid de tarjetas ---------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: clamp(20px, 3vw, 32px);
}
.blog-card {
  border: 1px solid var(--blog-border);
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 44px rgba(22, 58, 119, .1);
  border-color: transparent;
}
.blog-card-link { text-decoration: none; color: inherit; display: flex; flex-direction: column; height: 100%; }
.blog-card-media { margin: 0; aspect-ratio: 16 / 10; overflow: hidden; background: var(--blog-soft); }
.blog-card-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.blog-card-body { padding: 20px 22px 24px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.blog-card-kicker {
  color: var(--blog-muted); font-family: var(--font-display); font-size: 1.05rem; font-weight: 700;
  letter-spacing: -0.01em; margin: 0;
}
.blog-card-title { font-size: 1.3rem; font-weight: 800; line-height: 1.15; margin: 0; letter-spacing: -.01em; }
.blog-card-excerpt { color: #555; font-size: .98rem; margin: 0; flex: 1; }
.blog-card-meta { color: var(--blog-muted); font-size: .82rem; margin-top: 6px; }

.blog-empty { color: var(--blog-muted); font-size: 1.1rem; }

/* ---------- Artículo ---------- */
.blog-article { max-width: 760px; margin-inline: auto; }
.blog-article-header { margin-bottom: clamp(24px, 4vw, 40px); }
.blog-back {
  display: inline-block; margin-bottom: 20px; text-decoration: none;
  color: var(--blog-muted); font-weight: 600; font-size: .92rem;
}
.blog-back:hover { color: var(--blog-ink); }
.blog-article-header h1 {
  font-family: 'Inter', sans-serif; font-weight: 800;
  font-size: clamp(2rem, 5.5vw, 3.2rem); line-height: 1.06; letter-spacing: -.022em;
  margin: 0 0 16px;
}
.blog-article-meta { color: var(--blog-muted); font-size: .92rem; margin: 0 0 14px; }
.blog-tags { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 0; }
.blog-tags li {
  font-size: 12px; font-weight: 600; color: var(--blog-ink);
  background: var(--blog-lime); border-radius: 10px; padding: 4px 12px;
}

.blog-article-cover {
  margin: 0 0 clamp(28px, 4vw, 44px);
  border-radius: 20px; overflow: hidden; background: var(--blog-soft);
}
.blog-article-cover img { width: 100%; height: auto; display: block; }

/* ---------- Tipografía del contenido (legible, AdSense-friendly) ---------- */
.blog-content { font-size: 1.12rem; line-height: 1.75; color: #1d1d1f; }
.blog-content > * + * { margin-top: 1.25em; }
.blog-content h2 {
  font-weight: 800; font-size: 1.7rem; line-height: 1.2; letter-spacing: -.015em;
  margin-top: 2em; margin-bottom: .2em;
}
.blog-content h3 { font-weight: 700; font-size: 1.32rem; line-height: 1.25; margin-top: 1.6em; }
.blog-content h4 { font-weight: 700; font-size: 1.1rem; margin-top: 1.4em; }
.blog-content p { margin: 0; }
.blog-content a { color: var(--blog-ink); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 2px; }
.blog-content a:hover { color: #555; }
.blog-content ul, .blog-content ol { padding-left: 1.4em; }
.blog-content li { margin-top: .4em; }
.blog-content img {
  max-width: 100%; height: auto; display: block;
  border-radius: 14px; margin-block: 1.4em; background: var(--blog-soft);
}
.blog-content blockquote {
  margin: 1.6em 0; padding: 8px 22px; border-left: 4px solid var(--blog-lime);
  color: #333; font-size: 1.14rem;
}
.blog-content code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .9em;
  background: var(--blog-soft); padding: 2px 6px; border-radius: 6px;
}
.blog-content pre {
  background: #111; color: #f5f5f5; padding: 18px 20px; border-radius: 14px;
  overflow-x: auto; font-size: .92rem; line-height: 1.6;
}
.blog-content pre code { background: none; padding: 0; color: inherit; }
.blog-content hr { border: 0; border-top: 1px solid var(--blog-border); margin: 2.2em 0; }

.blog-article-footer { margin-top: clamp(40px, 6vw, 72px); padding-top: 28px; border-top: 1px solid var(--blog-border); }

@media (max-width: 560px) {
  .blog-grid { grid-template-columns: 1fr; }
  .blog-content { font-size: 1.06rem; }
}

/* ---------- Vista previa de borrador (solo admin) ---------- */
.blog-preview-banner {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--blog-lime, #d9ef67);
  color: #1a1a1a;
  text-align: center;
  font-size: .9rem;
  font-weight: 600;
  padding: 10px 16px;
}

/* ---------- Más artículos (relacionados) ---------- */
.blog-related {
  max-width: 1120px;
  margin: clamp(48px, 7vw, 88px) auto 0;
  padding-top: clamp(32px, 5vw, 56px);
  border-top: 1px solid var(--blog-border);
}
.blog-related h2 {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -.01em;
  margin: 0 0 clamp(20px, 3vw, 32px);
}

/* ---------- Espacio de anuncios (AdSense) ---------- */
.blog-ad {
  display: block;
  max-width: 760px;
  margin: clamp(28px, 4vw, 44px) auto;
  padding: 0;
  text-align: center;
  min-height: 100px;
}
.blog-ad-label {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: -0.01em;
  color: var(--blog-muted);
  margin-bottom: 6px;
}
.blog-ad .adsbygoogle { display: block; }

/* ---------- Navegación editorial por categorías ---------- */
.blog-category-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 clamp(28px, 4vw, 44px);
}
.blog-category-filter {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 8px 12px;
  color: var(--blog-ink);
  border: 1px solid var(--blog-border);
  border-radius: 10px;
  background: #fff;
  font-size: .9rem;
  font-weight: 700;
  text-decoration: none;
  transition: background .18s ease, border-color .18s ease, transform .18s ease;
}
.blog-category-filter:hover { transform: translateY(-1px); border-color: var(--blog-ink); }
.blog-category-filter.is-active { border-color: var(--blog-lime); background: var(--blog-lime); }
.blog-category-filter small { color: var(--blog-muted); font-size: .76rem; font-weight: 800; }
.blog-category-filter.is-active small { color: currentColor; }

/* ---------- Artículo: cabecera editorial ---------- */
.blog-article-main { padding-bottom: clamp(64px, 9vw, 112px); }
.blog-skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 11px 14px;
  border-radius: 10px;
  background: var(--blog-ink);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform .16s ease;
}
.blog-skip-link:focus { transform: translateY(0); outline: 3px solid #fff; outline-offset: 2px; }
.blog-article-hero {
  width: 100%;
  background: var(--blog-lime);
  color: var(--blog-ink);
  border-block: 1px solid color-mix(in srgb, var(--blog-ink) 10%, transparent);
}
.blog-article-hero-inner {
  width: min(980px, calc(100% - 40px));
  margin-inline: auto;
  padding: clamp(38px, 7vw, 82px) 0 clamp(42px, 7vw, 88px);
}
.blog-breadcrumbs { margin: 0 0 clamp(28px, 4vw, 44px); overflow: hidden; }
.blog-breadcrumbs ol {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  margin: 0;
  padding: 0;
  color: color-mix(in srgb, var(--blog-ink) 66%, transparent);
  list-style: none;
  font-size: .92rem;
  font-weight: 700;
}
.blog-breadcrumbs li { display: flex; align-items: center; min-width: 0; }
.blog-breadcrumbs li + li::before { content: '/'; margin-right: 8px; opacity: .62; }
.blog-breadcrumbs a { color: inherit; text-decoration: none; }
.blog-breadcrumbs a:hover { color: var(--blog-ink); text-decoration: underline; text-underline-offset: 3px; }
.blog-breadcrumbs [aria-current="page"] { min-width: 0; color: color-mix(in srgb, var(--blog-ink) 78%, transparent); }
.blog-breadcrumbs [aria-current="page"] span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.blog-article-category {
  margin: 0 0 15px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.blog-article-hero h1 {
  max-width: 15ch;
  margin: 0;
  font-family: 'Inter', sans-serif;
  font-size: clamp(2.5rem, 7vw, 5.35rem);
  font-weight: 800;
  line-height: .98;
  letter-spacing: -.055em;
  text-wrap: balance;
}
.blog-article-hero .blog-article-meta {
  max-width: 66ch;
  margin: 24px 0 15px;
  color: color-mix(in srgb, var(--blog-ink) 68%, transparent);
  font-size: .94rem;
  font-weight: 600;
}
.blog-article-hero .blog-tags li { background: rgba(255,255,255,.54); }
.blog-article {
  width: min(980px, calc(100% - 40px));
  max-width: none;
  margin: clamp(30px, 5vw, 58px) auto 0;
}
.blog-article-cover { max-width: 820px; margin-inline: auto; box-shadow: 0 22px 50px rgba(17,17,17,.1); }
.blog-article-layout { width: min(720px, 100%); margin-inline: auto; }
.blog-article-layout.has-toc { width: 100%; display: grid; grid-template-columns: minmax(150px, 210px) minmax(0, 720px); justify-content: center; gap: clamp(28px, 5vw, 72px); }
.blog-article-prose { min-width: 0; }
.blog-article-prose h2 { scroll-margin-top: 100px; }
.blog-toc {
  position: sticky;
  top: 108px;
  align-self: start;
  padding: 14px 0 14px 15px;
  border-left: 2px solid var(--blog-lime);
}
.blog-toc > p { margin: 0 0 10px; font-size: .78rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.blog-toc ol { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.blog-toc li { margin: 0; font-size: .86rem; line-height: 1.3; }
.blog-toc li.level-3 { padding-left: 10px; }
.blog-toc a { color: var(--blog-muted); text-decoration: none; }
.blog-toc a:hover { color: var(--blog-ink); text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Compartir y seguir el proceso ---------- */
.blog-article-footer { width: min(720px, 100%); margin-inline: auto; }
.blog-share-panel,
.blog-follow-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--blog-border);
  border-radius: 16px;
  background: #fff;
}
.blog-share-panel { margin-bottom: 16px; }
.blog-share-label,
.blog-follow-kicker { margin: 0 0 5px; font-size: .88rem; font-weight: 800; }
.blog-share-panel p:not(.blog-share-label),
.blog-follow-panel p:not(.blog-follow-kicker) { margin: 0; color: var(--blog-muted); font-size: .9rem; }
.blog-share-actions,
.blog-follow-links { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.blog-share-button,
.blog-share-link,
.blog-follow-links a {
  min-height: 38px;
  padding: 8px 14px;
  border: 1px solid var(--blog-border);
  border-radius: 10px;
  background: #fff;
  color: var(--blog-ink);
  font: inherit;
  font-size: .85rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.blog-share-button svg,
.blog-share-link svg,
.blog-follow-links a svg {
  flex-shrink: 0;
}
.blog-share-button:hover,
.blog-share-link:hover,
.blog-follow-links a:hover { border-color: var(--blog-ink); }
.blog-follow-panel { background: var(--blog-blue); border-color: color-mix(in srgb, var(--blog-blue) 55%, var(--blog-border)); }
.blog-follow-links a { background: rgba(255,255,255,.72); }
.blog-reading-progress { position: fixed; inset: 0 0 auto; z-index: 80; height: 3px; background: transparent; pointer-events: none; }
.blog-reading-progress > span { display: block; width: 100%; height: 100%; background: var(--blog-ink); transform: scaleX(0); transform-origin: left center; }

@media (max-width: 760px) {
  .blog-page main.page-wrap { width: min(100% - 28px, 1120px); padding-block: 38px 68px; }
  .blog-article-hero-inner,
  .blog-article { width: min(100% - 28px, 980px); }
  .blog-article-hero-inner { padding-block: 34px 42px; }
  .blog-breadcrumbs { margin-bottom: 26px; }
  .blog-breadcrumbs ol { gap: 6px; font-size: .84rem; }
  .blog-breadcrumbs li + li::before { margin-right: 6px; }
  .blog-article-hero h1 { max-width: none; font-size: clamp(2.35rem, 12vw, 3.65rem); }
  .blog-article-layout.has-toc { display: block; }
  .blog-toc { position: static; margin-bottom: 30px; }
  .blog-share-panel,
  .blog-follow-panel { align-items: stretch; flex-direction: column; }
  .blog-share-actions,
  .blog-follow-links { width: 100%; }
  .blog-share-button,
  .blog-share-link,
  .blog-follow-links a { flex: 1 1 calc(50% - 4px); text-align: center; }
}

@media (max-width: 420px) {
  .blog-category-filter { flex: 1 1 calc(50% - 4px); justify-content: space-between; }
  .blog-share-button,
  .blog-share-link,
  .blog-follow-links a { flex-basis: 100%; }
}