/* Rutina Ligera - hoja de estilos */
:root {
  --bg: #fbfaf7;
  --surface: #ffffff;
  --ink: #1f2a24;
  --muted: #566860;
  --brand: #2f6f5e;
  --brand-ink: #1e4d40;
  --on-brand: #ffffff;
  --accent: #b9791f;
  --line: #e4e2da;
  --soft: #eef4f0;
  --warn-bg: #fff6e5;
  --warn-line: #efd6a3;
  --shadow: 0 1px 2px rgba(31, 42, 36, .06), 0 6px 20px rgba(31, 42, 36, .06);
  --radius: 14px;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-head: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121815;
    --surface: #1a221e;
    --ink: #e8efe9;
    --muted: #a3b5aa;
    --brand: #6fc2a8;
    --brand-ink: #93d6c0;
    --on-brand: #0f1a15;
    --accent: #e2b566;
    --line: #2b3630;
    --soft: #1d2823;
    --warn-bg: #2a2416;
    --warn-line: #5a4a25;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 6px 20px rgba(0, 0, 0, .25);
  }
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.7;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--brand-ink); text-underline-offset: 3px; }
a:hover { color: var(--brand); }
:focus-visible { outline: 3px solid var(--brand); outline-offset: 2px; border-radius: 4px; }
.skip-link {
  position: absolute; left: -999px; top: 8px; background: var(--brand); color: var(--on-brand);
  padding: 8px 14px; border-radius: 8px; z-index: 100;
}
.skip-link:focus { left: 8px; }
.container { width: min(1120px, 100% - 32px); margin-inline: auto; }
.narrow { width: min(760px, 100% - 32px); margin-inline: auto; }

/* Cabecera */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-family: var(--font-head); font-weight: 700; font-size: 1.3rem; letter-spacing: .2px; }
.brand svg { width: 30px; height: 30px; }
.nav-toggle {
  display: none; background: none; border: 1px solid var(--line); color: var(--ink);
  border-radius: 10px; padding: 8px 12px; font: inherit; cursor: pointer;
}
.main-nav ul { list-style: none; display: flex; gap: 4px; margin: 0; padding: 0; }
.main-nav a {
  display: block; padding: 8px 14px; border-radius: 999px; text-decoration: none;
  color: var(--ink); font-size: .98rem; font-weight: 500;
}
.main-nav a:hover, .main-nav a[aria-current="page"] { background: var(--soft); color: var(--brand-ink); }
@media (max-width: 760px) {
  .nav-toggle { display: inline-block; }
  .main-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--bg); border-bottom: 1px solid var(--line); padding: 8px 16px 16px; }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; }
}

/* Portada */
.hero { padding: 56px 0 36px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 700; color: var(--brand); margin: 0 0 12px; }
.hero h1 { font-family: var(--font-head); font-size: clamp(2rem, 4.5vw, 3.2rem); line-height: 1.15; margin: 0 0 16px; }
.hero p.lead { font-size: 1.15rem; color: var(--muted); margin: 0 0 24px; max-width: 34em; }
.btn {
  display: inline-block; background: var(--brand); color: var(--on-brand); text-decoration: none;
  padding: 12px 22px; border-radius: 999px; font-weight: 600;
}
.btn:hover { background: var(--brand-ink); color: var(--on-brand); }
.btn.secondary { background: transparent; color: var(--brand-ink); border: 1.5px solid var(--brand); margin-left: 8px; }
.btn.secondary:hover { background: var(--soft); }
.hero-art { border-radius: 22px; overflow: hidden; box-shadow: var(--shadow); }
@media (max-width: 860px) { .hero-grid { grid-template-columns: 1fr; } .hero { padding-top: 36px; } }

.section { padding: 40px 0; }
.section h2.section-title { font-family: var(--font-head); font-size: 1.7rem; margin: 0 0 6px; }
.section .section-sub { color: var(--muted); margin: 0 0 24px; }
.cat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr)); gap: 16px; }
.cat-card {
  display: block; text-decoration: none; color: var(--ink); background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; transition: transform .15s, box-shadow .15s;
}
.cat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); color: var(--ink); }
.cat-card h3 { font-family: var(--font-head); margin: 0 0 6px; font-size: 1.25rem; }
.cat-card p { margin: 0; color: var(--muted); font-size: .98rem; line-height: 1.55; }
.cat-card .count { display: inline-block; margin-top: 10px; font-size: .85rem; color: var(--brand-ink); font-weight: 600; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr)); gap: 24px; }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column; transition: transform .15s, box-shadow .15s;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.card img { width: 100%; aspect-ratio: 40 / 21; object-fit: cover; }
.card-body { padding: 18px 20px 22px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.chip {
  display: inline-block; align-self: flex-start; font-size: .78rem; font-weight: 700; letter-spacing: .05em;
  text-transform: uppercase; color: var(--brand-ink); background: var(--soft); padding: 4px 10px; border-radius: 999px; text-decoration: none;
}
.card h3 { font-family: var(--font-head); font-size: 1.28rem; line-height: 1.3; margin: 0; }
.card h3 a { color: var(--ink); text-decoration: none; }
.card h3 a::after { content: ""; position: absolute; inset: 0; }
.card { position: relative; }
.card p { margin: 0; color: var(--muted); font-size: .98rem; line-height: 1.55; }
.meta { color: var(--muted); font-size: .88rem; margin-top: auto; padding-top: 6px; }
.chip { position: relative; z-index: 2; }

.featured { display: grid; grid-template-columns: 1.2fr 1fr; background: var(--surface); border: 1px solid var(--line); border-radius: 20px; overflow: hidden; position: relative; }
.featured img { width: 100%; height: 100%; object-fit: cover; min-height: 240px; }
.featured .card-body { padding: 32px; justify-content: center; }
.featured h3 { font-size: 1.7rem; }
@media (max-width: 760px) { .featured { grid-template-columns: 1fr; } .featured .card-body { padding: 20px; } }

.notice {
  background: var(--warn-bg); border: 1px solid var(--warn-line); border-radius: var(--radius);
  padding: 16px 20px; font-size: .96rem; line-height: 1.6;
}
.notice strong { color: var(--accent); }

/* Articulo */
.breadcrumb { font-size: .88rem; color: var(--muted); padding: 22px 0 0; }
.breadcrumb a { color: var(--muted); }
.article-head { padding: 12px 0 8px; }
.article-head h1 { font-family: var(--font-head); font-size: clamp(1.9rem, 4vw, 2.7rem); line-height: 1.2; margin: 12px 0 14px; }
.article-head .lead { font-size: 1.18rem; color: var(--muted); margin: 0 0 14px; }
.article-meta { color: var(--muted); font-size: .92rem; display: flex; flex-wrap: wrap; gap: 6px 16px; }
.article-cover { border-radius: 18px; overflow: hidden; margin: 22px 0 8px; }
.mid-visual { border-radius: 16px; overflow: hidden; margin: 2.2em 0; box-shadow: 0 4px 18px rgba(0,0,0,.12); }
.mid-visual svg { display: block; width: 100%; height: auto; }
.prose { font-size: 1.1rem; }
.prose h2 { font-family: var(--font-head); font-size: 1.65rem; line-height: 1.3; margin: 2.2em 0 .5em; scroll-margin-top: 84px; }
.prose h3 { font-family: var(--font-head); font-size: 1.28rem; margin: 1.7em 0 .3em; }
.prose p, .prose ul, .prose ol { margin: 0 0 1.15em; }
.prose li { margin-bottom: .45em; }
.prose blockquote { margin: 1.5em 0; padding: 4px 0 4px 20px; border-left: 4px solid var(--brand); color: var(--muted); font-style: italic; }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 1.4em 0; }
.prose table { min-width: 100%; border-collapse: collapse; margin: 0; font-size: .98rem; }
.prose th, .prose td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
.prose th { background: var(--soft); }
.callout { background: var(--soft); border-left: 4px solid var(--brand); border-radius: 10px; padding: 16px 20px; margin: 1.6em 0; }
.callout h2, .callout h3, .callout .callout-title { font-family: var(--font-head); margin: 0 0 8px; font-size: 1.2rem; }
.callout ul { margin: 0; padding-left: 1.2em; }
.toc { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 22px; margin: 24px 0; font-size: .98rem; }
.toc strong { font-family: var(--font-head); font-size: 1.05rem; }
.toc ol { margin: 8px 0 0; padding-left: 1.2em; }
.toc li { margin-bottom: 4px; }
.sources { border-top: 1px solid var(--line); margin-top: 2.5em; padding-top: 1.2em; font-size: .95rem; }
.sources h2 { font-family: var(--font-head); font-size: 1.2rem; margin: 0 0 .5em; }
.sources ul { padding-left: 1.2em; margin: 0; }
.author-box { display: flex; gap: 14px; align-items: flex-start; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; margin: 2em 0; font-size: .96rem; line-height: 1.6; }
.author-box svg { width: 44px; height: 44px; flex: none; }
.related { padding: 12px 0 48px; }
.related h2 { font-family: var(--font-head); font-size: 1.5rem; margin: 0 0 18px; }

/* Paginas */
.page-head { padding: 48px 0 8px; }
.page-head h1 { font-family: var(--font-head); font-size: clamp(1.9rem, 4vw, 2.6rem); margin: 0 0 8px; line-height: 1.2; }
.page-head p { color: var(--muted); font-size: 1.12rem; margin: 0; }
.page-body { padding: 16px 0 64px; }

/* Pie */
.site-footer { border-top: 1px solid var(--line); background: var(--surface); margin-top: 40px; padding: 40px 0 28px; font-size: .95rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; }
.footer-grid h2 { font-family: var(--font-head); font-size: 1.05rem; margin: 0 0 10px; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: 6px; }
.footer-grid a { color: var(--muted); text-decoration: none; }
.footer-grid a:hover { color: var(--brand-ink); text-decoration: underline; }
.footer-grid p { color: var(--muted); margin: 0 0 10px; line-height: 1.6; }
.footer-bottom { border-top: 1px solid var(--line); margin-top: 28px; padding-top: 18px; color: var(--muted); font-size: .88rem; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; gap: 24px; } }

.contact-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; margin: 1.2em 0; }
.contact-card p { margin: 0 0 .5em; }

@media print {
  .site-header, .site-footer, .related, .nav-toggle { display: none; }
  body { background: #fff; color: #000; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .card, .cat-card { transition: none; }
}

/* Banner de cookies */
.cc-banner { position: fixed; left: 0; right: 0; bottom: 0; z-index: 1000; background: var(--surface); border-top: 1px solid var(--line); box-shadow: 0 -6px 24px rgba(0,0,0,.12); padding: 16px; }
.cc-inner { max-width: 980px; margin: 0 auto; display: flex; gap: 20px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.cc-inner p { margin: 0; flex: 1 1 420px; font-size: .95rem; line-height: 1.55; color: var(--ink); }
.cc-actions { display: flex; gap: 10px; flex: 0 0 auto; }
.cc-btn { font: inherit; font-weight: 600; cursor: pointer; padding: 10px 22px; border-radius: 999px; border: 2px solid var(--brand); background: var(--surface); color: var(--brand-ink); min-width: 110px; }
.cc-btn:hover { background: var(--brand); color: var(--bg); }
.cc-btn:focus-visible, .link-btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.link-btn { font: inherit; background: none; border: 0; padding: 0; color: var(--muted); cursor: pointer; text-align: left; }
.link-btn:hover { color: var(--brand-ink); text-decoration: underline; }
@media (max-width: 560px) { .cc-actions { width: 100%; } .cc-btn { flex: 1; } }
@media print { .cc-banner { display: none; } }