/* =========================================================
   Miguel Angel Mejia Lozano — proyecto editorial
   Sistema de diseño: editorial / revista digital
   ========================================================= */

:root {
  --color-ink: #1f3d38;
  --color-ink-soft: #3f5854;
  --color-ink-faint: #7c8f8a;
  --color-paper: #f4efe6;
  --color-paper-alt: #ece4d6;
  --color-white: #fffdf9;
  --color-accent: #c1622d;
  --color-accent-dark: #a44f22;
  --color-border: #ddd3c2;
  --color-focus: #1c6b5e;

  --font-display: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --measure: 42rem;
  --content-width: 76rem;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.25rem;
  --space-5: 3.5rem;
  --space-6: 5.5rem;

  --radius: 6px;
}

/* ---------- Reset base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
ul, ol { padding-left: 1.25rem; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--color-ink);
  line-height: 1.2;
  font-weight: 600;
  margin: 0 0 var(--space-2);
}
p { margin: 0 0 var(--space-3); }

/* ---------- Accesibilidad ---------- */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-ink);
  color: var(--color-white);
  padding: 0.75rem 1.25rem;
  z-index: 1000;
  border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus {
  left: 0;
}
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---------- Contenedores ---------- */
.wrap {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}
.measure {
  max-width: var(--measure);
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Header ---------- */
.site-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-paper);
  position: sticky;
  top: 0;
  z-index: 50;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) 0;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--color-ink);
}
.brand-mark {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--color-accent);
}
.main-nav {
  display: flex;
  gap: var(--space-4);
}
.main-nav a {
  text-decoration: none;
  font-size: 0.95rem;
  color: var(--color-ink-soft);
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
}
.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--color-ink);
  border-bottom-color: var(--color-accent);
}
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.5rem 0.7rem;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-ink);
  margin: 4px 0;
}

/* ---------- Botones y enlaces de acción ---------- */
.link-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-accent-dark);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}
.link-cta:hover { color: var(--color-ink); }
.link-cta .arrow { transition: transform 0.15s ease; }
.link-cta:hover .arrow { transform: translateX(3px); }

.btn {
  display: inline-block;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid var(--color-ink);
}
.btn-primary {
  background: var(--color-ink);
  color: var(--color-white);
}
.btn-primary:hover { background: #163029; }
.btn-outline {
  background: transparent;
  color: var(--color-ink);
}
.btn-outline:hover { background: var(--color-paper-alt); }

/* ---------- Hero portada ---------- */
.hero {
  padding: var(--space-6) 0 var(--space-5);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-5);
  align-items: center;
}
.kicker {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-accent-dark);
  margin-bottom: var(--space-2);
}
.hero h1 {
  font-size: clamp(2rem, 3.4vw, 2.9rem);
  margin-bottom: var(--space-3);
}
.hero .lede {
  font-size: 1.1rem;
  color: var(--color-ink-soft);
  margin-bottom: var(--space-3);
}
.hero-actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.hero-illustration {
  width: 100%;
  height: auto;
}

/* ---------- Guía / índice editorial ---------- */
.section {
  padding: var(--space-5) 0;
}
.section-alt {
  background: var(--color-paper-alt);
}
.section-head {
  max-width: 42rem;
  margin-bottom: var(--space-4);
}
.section-head .kicker { margin-bottom: var(--space-1); }
.section-head h2 { font-size: clamp(1.5rem, 2.4vw, 2rem); }
.section-head p { color: var(--color-ink-soft); margin-bottom: 0; }

.guide-index {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
.guide-card {
  display: block;
  text-decoration: none;
  color: inherit;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-3);
}
.guide-card img {
  border-radius: var(--radius);
  margin-bottom: var(--space-2);
}
.guide-meta {
  display: flex;
  gap: var(--space-2);
  font-size: 0.82rem;
  color: var(--color-ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.4rem;
}
.guide-card h3 {
  font-size: 1.35rem;
  margin-bottom: 0.4rem;
}
.guide-card p {
  color: var(--color-ink-soft);
  margin-bottom: 0.6rem;
}
.guide-card .link-cta { font-size: 0.9rem; }

/* ---------- Artículo largo (guías) ---------- */
.article-header {
  padding: var(--space-5) 0 var(--space-3);
}
.breadcrumb {
  font-size: 0.85rem;
  color: var(--color-ink-faint);
  margin-bottom: var(--space-3);
}
.breadcrumb a { color: var(--color-ink-faint); text-decoration: underline; }
.breadcrumb a:hover { color: var(--color-ink); }

.article-meta {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--color-ink-faint);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.article-header h1 {
  font-size: clamp(2rem, 3.6vw, 2.6rem);
  max-width: 46rem;
}
.article-dek {
  font-size: 1.15rem;
  color: var(--color-ink-soft);
  max-width: var(--measure);
}

.article-figure {
  margin: 0 0 var(--space-5);
}
.article-figure img { border-radius: var(--radius); }
.article-figure figcaption {
  font-size: 0.85rem;
  color: var(--color-ink-faint);
  margin-top: 0.5rem;
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: var(--space-5);
  align-items: start;
}
.article-body h2 {
  font-size: 1.5rem;
  margin-top: var(--space-5);
  scroll-margin-top: 5rem;
}
.article-body h3 {
  font-size: 1.15rem;
  margin-top: var(--space-4);
  scroll-margin-top: 5rem;
}
.article-body p, .article-body li {
  color: var(--color-ink-soft);
  font-size: 1.03rem;
}
.article-body ul, .article-body ol {
  margin-bottom: var(--space-3);
}
.article-body li { margin-bottom: 0.4rem; }
.article-body strong { color: var(--color-ink); }

.pull-note {
  border-left: 3px solid var(--color-accent);
  background: var(--color-white);
  padding: var(--space-3);
  margin: var(--space-4) 0;
  border-radius: 0 var(--radius) var(--radius) 0;
}
.pull-note p { margin: 0; color: var(--color-ink-soft); font-size: 0.98rem; }
.pull-note strong { display: block; color: var(--color-ink); margin-bottom: 0.3rem; }

.warning-note {
  border-left: 3px solid #9c3b25;
  background: #fbf1ec;
}

.toc {
  position: sticky;
  top: 5.5rem;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-2);
  font-size: 0.9rem;
}
.toc h2 {
  font-family: var(--font-body);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-ink-faint);
  margin-bottom: var(--space-2);
}
.toc ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.toc a {
  text-decoration: none;
  color: var(--color-ink-soft);
}
.toc a:hover { color: var(--color-accent-dark); }

.checklist {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-3);
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.checklist li {
  padding-left: 1.6rem;
  position: relative;
  color: var(--color-ink-soft);
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45rem;
  width: 9px;
  height: 9px;
  border-radius: 2px;
  background: var(--color-accent);
}

.related {
  border-top: 1px solid var(--color-border);
  padding: var(--space-4) 0;
}
.related h2 {
  font-family: var(--font-body);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-ink-faint);
}

/* ---------- Roles / dos columnas simples ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.two-col > div {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-3);
}
.two-col h3 { font-size: 1.2rem; }

/* ---------- Contacto / Nosotros bloques simples ---------- */
.info-block {
  border-top: 1px solid var(--color-border);
  padding: var(--space-3) 0;
}
.info-block h3 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-ink-faint);
  font-family: var(--font-body);
  margin-bottom: 0.4rem;
}
.info-block p { color: var(--color-ink-soft); margin-bottom: 0; }
.info-block a { color: var(--color-ink); text-decoration: underline; }

.disclosure-list {
  columns: 2;
  column-gap: var(--space-4);
  list-style: none;
  padding: 0;
  margin: var(--space-2) 0 0;
}
.disclosure-list li {
  break-inside: avoid;
  padding-left: 1.4rem;
  position: relative;
  margin-bottom: 0.5rem;
  color: var(--color-ink-soft);
  font-size: 0.95rem;
}
.disclosure-list li::before {
  content: "–";
  position: absolute;
  left: 0;
  color: var(--color-ink-faint);
}

/* ---------- Legal ---------- */
.legal-content h2 { font-size: 1.2rem; margin-top: var(--space-4); }
.legal-content p, .legal-content li { color: var(--color-ink-soft); }
.updated-note {
  font-size: 0.85rem;
  color: var(--color-ink-faint);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-3);
}

/* ---------- CTA final ---------- */
.cta-band {
  background: var(--color-ink);
  color: var(--color-white);
  border-radius: var(--radius);
  padding: var(--space-5);
  text-align: center;
}
.cta-band h2 { color: var(--color-white); }
.cta-band p { color: #cfe0dc; max-width: 34rem; margin-left: auto; margin-right: auto; }
.cta-band .btn-outline {
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}
.cta-band .btn-outline:hover { background: rgba(255,255,255,0.08); }
.cta-band .btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
}
.cta-band .btn-primary:hover { background: var(--color-accent-dark); }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-5) 0 var(--space-4);
  margin-top: var(--space-5);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}
.footer-brand p {
  color: var(--color-ink-soft);
  font-size: 0.92rem;
  max-width: 26rem;
}
.footer-col h5 {
  font-family: var(--font-body);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-ink-faint);
  margin-bottom: var(--space-2);
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 0.5rem; }
.footer-col a {
  text-decoration: none;
  color: var(--color-ink-soft);
  font-size: 0.92rem;
}
.footer-col a:hover { color: var(--color-ink); text-decoration: underline; }
.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-3);
  font-size: 0.82rem;
  color: var(--color-ink-faint);
}

/* ---------- Cookie banner ---------- */
.cookie-banner {
  position: fixed;
  left: var(--space-3);
  right: var(--space-3);
  bottom: var(--space-3);
  z-index: 200;
  max-width: 640px;
  margin: 0 auto;
  background: var(--color-ink);
  color: rgba(255,255,255,0.9);
  border-radius: var(--radius);
  padding: var(--space-3);
  box-shadow: 0 12px 30px rgba(15,30,27,0.28);
  display: none;
  align-items: center;
  gap: var(--space-3);
}
.cookie-banner.visible { display: flex; }
.cookie-banner p { margin: 0; font-size: 0.85rem; flex: 1 1 260px; }
.cookie-banner a { color: #fff; text-decoration: underline; }
.cookie-banner .btn { padding: 0.6rem 1.2rem; font-size: 0.85rem; flex-shrink: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; }
  .toc { position: static; margin-bottom: var(--space-4); }
  .toc ol { flex-direction: row; flex-wrap: wrap; gap: 0.8rem 1.4rem; }
}

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .guide-index { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .disclosure-list { columns: 1; }
}

@media (max-width: 720px) {
  .main-nav { display: none; }
  .nav-toggle { display: block; }
  .site-header.open .main-nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-paper);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-2) var(--space-3) var(--space-3);
    gap: var(--space-2);
  }
  .brand { font-size: 0.95rem; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .cta-band { padding: var(--space-4) var(--space-3); }
  .hero { padding: var(--space-5) 0 var(--space-4); }
}