/* Estilos compartidos de las páginas de artículo (/articles/*.html).
   Mismos tokens, tipografía y paleta oscura que index.html; aquí viven en un
   archivo aparte para no repetir 400 líneas de CSS en cada artículo. */

:root {
  --bg: #0A0A0B;
  --bg-raise: #111113;
  --card: #111113;
  --card-2: #1A1A1C;
  --ink: #F5F5F2;
  --muted: #8A8A8E;
  --brand: #0F8A5F;
  --gold-text: #0F8A5F;
  --line: #1E1E22;
  --radius: 14px;
  --card-pad: 22px;
  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', 'Share Tech Mono', monospace;
  --max-width: 1180px;
  --read-width: 720px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; }

.wrap { max-width: var(--max-width); margin: 0 auto; padding: 0 32px; }

/* ---------- Header (idéntico al del sitio) ---------- */
.site-nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10,14,22,0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { max-width: var(--max-width); margin: 0 auto; padding: 14px 32px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.nav-brand { display: flex; flex-direction: column; line-height: 1.05; }
.wordmark { font-family: var(--font-display); font-weight: 600; font-size: 1.4rem; letter-spacing: -0.01em; }
.wordmark span { color: var(--brand); }
.nav-tagline { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-top: 4px; }
.nav-right { display: flex; align-items: center; gap: 22px; }
.nav-links-desktop { display: flex; gap: 26px; align-items: center; }
.nav-links-desktop > a:not(.nav-cta) { font-size: 0.9rem; font-weight: 500; color: var(--muted); transition: color .15s ease; }
.nav-links-desktop > a:not(.nav-cta):hover { color: var(--ink); }
.lang-toggle { display: inline-flex; border: 1px solid var(--line); border-radius: 8px; padding: 3px; gap: 3px; background: var(--card); }
.lang-btn { background: none; border: none; color: var(--muted); font-family: var(--font-mono); font-size: 0.72rem; font-weight: 600; padding: 4px 9px; border-radius: 5px; transition: background .15s ease, color .15s ease; }
.lang-btn.active { background: var(--ink); color: var(--bg); }
.nav-cta { background: var(--brand); color: #06110D !important; padding: 9px 18px; border-radius: 8px; font-size: 0.86rem; font-weight: 700; }
.nav-cta:hover { background: #12A06E; }
@media (max-width: 860px) {
  .nav-links-desktop { display: none; }
  .nav-tagline { display: none; }
}

/* ---------- Botones (misma jerarquía que el sitio) ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px; border-radius: 999px;
  font-weight: 600; font-size: 0.95rem;
  border: 1.5px solid transparent;
  transition: transform .15s ease, background .15s ease, color .15s ease, border-color .15s ease, box-shadow .15s ease;
}
.btn:active { transform: scale(0.95); }
.btn-primary { background: var(--brand); color: #06110D; border-color: var(--brand); font-weight: 700; }
.btn-primary:hover { background: #12A06E; border-color: #12A06E; transform: translateY(-1px); box-shadow: 0 12px 28px -10px rgba(15,138,95,0.75); }
.btn-outline { border-color: var(--line); color: var(--ink); background: transparent; }
.btn-outline:hover { background: var(--card-2); border-color: var(--muted); transform: translateY(-1px); }

/* ---------- Artículo ---------- */
.article { padding: 44px 0 88px; }
.article-inner { max-width: var(--read-width); margin: 0 auto; }

.back-link {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 0.86rem; font-weight: 500; color: var(--muted);
  margin-bottom: 34px; transition: color .15s ease;
}
.back-link:hover { color: var(--ink); }

.article-eyebrow {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em;
  font-weight: 600; color: var(--gold-text); text-transform: uppercase;
  margin-bottom: 14px;
}
.article h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.9rem);
  line-height: 1.1; font-weight: 800; letter-spacing: -0.02em;
  margin-bottom: 18px;
}
.article-lede { color: var(--muted); font-size: 1.08rem; line-height: 1.6; margin-bottom: 20px; }
.article-meta {
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--muted);
  padding-bottom: 30px; margin-bottom: 34px; border-bottom: 1px solid var(--line);
}

.article-body h2 {
  font-family: var(--font-display); font-size: 1.42rem; font-weight: 700;
  line-height: 1.25; margin: 40px 0 12px;
}
.article-body h3 {
  font-family: var(--font-body); font-size: 1.02rem; font-weight: 700;
  margin: 26px 0 8px;
}
.article-body p { margin-bottom: 17px; color: #D8D8D4; }
.article-body ul, .article-body ol { margin: 0 0 20px 22px; color: #D8D8D4; }
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body li { margin-bottom: 9px; padding-left: 4px; }
.article-body strong { color: var(--ink); font-weight: 600; }
.article-body a:not(.btn) { color: var(--gold-text); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.article-body a:not(.btn):hover { color: var(--ink); }

/* Cita/nota destacada dentro del texto */
.callout {
  background: var(--card); border: 1px solid var(--line);
  border-left: 3px solid var(--brand);
  border-radius: var(--radius);
  padding: var(--card-pad); margin: 26px 0;
}
.callout p { margin-bottom: 0; }

.article-foot { margin-top: 46px; padding-top: 28px; border-top: 1px solid var(--line); }
.article-foot .disclaimer { font-size: 0.78rem; color: var(--muted); margin-bottom: 22px; }
.article-cta { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Footer (idéntico al del sitio) ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 48px 0 32px; background: var(--bg-raise); }
.footer-inner { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 24px; margin-bottom: 32px; }
.footer-tagline { color: var(--muted); font-size: 0.88rem; margin-top: 6px; }
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-links a { font-size: 0.88rem; font-weight: 500; color: var(--muted); }
.footer-links a:hover { color: var(--ink); }
.disclaimer { font-size: 0.78rem; color: var(--muted); max-width: 640px; margin-bottom: 12px; }
.copyright { font-size: 0.78rem; color: var(--muted); }

@media (max-width: 560px) {
  .wrap { padding: 0 20px; }
  .nav-inner { padding: 14px 20px; }
  .article { padding: 32px 0 60px; }
  .article-body h2 { margin-top: 32px; }
}