/* PULSO IA — semanario de clarita stack.
 * Tokens de marca: /semanario/assets/brand-system-colors.css (copia de brand/brand-system-colors.css,
 * la escribe editorial/_tools/render_semanario.py). Aca solo se agrega el azul del cabezal de la serie.
 * --pulso-navy no esta en la paleta de marca: es propio de PULSO IA (bundle F0, cabezal azul oscuro).
 * Contraste warm-white sobre --pulso-navy: 15.4:1 (AAA). Sin JS, sin rastreo.
 */
:root {
  --pulso-navy: #14213D;
  --pulso-navy-soft: #1F3157;
  --pulso-on-navy: var(--color-warm-white);
  --pulso-on-navy-muted: #C9D1E3; /* 10.4:1 sobre --pulso-navy */
  --lectura: 720px;
  --ancho: 1100px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; }
body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 17px;
  line-height: var(--leading-relaxed);
}
a { color: var(--color-terracotta-text); text-underline-offset: .18em; }
a:hover { color: var(--color-terracotta-dark); }
a:focus-visible, [tabindex]:focus-visible { outline: 3px solid var(--focus-ring); outline-offset: 3px; border-radius: 2px; }

.skip-link { position: absolute; top: -100%; left: 16px; z-index: var(--z-tooltip); padding: 10px 18px; background: var(--color-ink); color: var(--color-warm-white); font-weight: 700; text-decoration: none; }
.skip-link:focus { top: 0; color: var(--color-warm-white); }

.contenedor { max-width: var(--ancho); margin: 0 auto; padding: 0 var(--space-lg); }
.contenedor-lectura { max-width: var(--lectura); margin: 0 auto; padding: 0 var(--space-lg); }

/* Barra del sitio */
.sitio { border-bottom: 1px solid var(--border-light); background: var(--bg-primary); }
.sitio nav { display: flex; align-items: center; justify-content: space-between; gap: var(--space-lg); padding-top: 18px; padding-bottom: 18px; }
.logo { font-family: var(--font-display); font-style: italic; font-size: 1.5rem; color: var(--text-primary); text-decoration: none; }
.nav-links { display: flex; gap: var(--space-lg); font-size: .9rem; font-weight: 600; }
.nav-links a { color: var(--text-secondary); text-decoration: none; }
.nav-links [aria-current="page"] { color: var(--text-primary); }

.migas { padding: 12px 0; font-size: .85rem; color: var(--text-secondary); }
.migas a { color: var(--text-secondary); }

/* Cabezal PULSO IA */
.cabezal { background: var(--pulso-navy); color: var(--pulso-on-navy); padding: 56px 0 44px; border-bottom: 4px solid var(--color-terracotta); }
.cabezal-nombre { font-family: var(--font-ui); font-weight: 700; font-size: clamp(2.6rem, 8vw, 4.4rem); letter-spacing: .04em; line-height: 1; }
.cabezal-lema { margin-top: 12px; font-family: var(--font-display); font-style: italic; font-size: clamp(1.3rem, 3vw, 1.7rem); line-height: 1.3; }
.cabezal-ejes { margin-top: 18px; font-size: .78rem; font-weight: 700; letter-spacing: .22em; color: var(--color-terracotta-light); }
.cabezal-linea { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--pulso-navy-soft); font-size: .9rem; color: var(--pulso-on-navy-muted); }

/* Sumario */
.sumario { margin: 40px 0 8px; padding: 16px 20px; background: var(--bg-surface); border: 1px solid var(--border-light); border-radius: var(--radius-md); }
.sumario ul { list-style: none; display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: .9rem; font-weight: 600; }
.sumario a { color: var(--text-primary); text-decoration: none; border-bottom: 1px solid var(--border-medium); }
.sumario a:hover { color: var(--color-terracotta-text); }

/* Edicion */
.edicion { padding-bottom: 72px; }
.seccion { margin-top: 56px; }
.seccion-titulo { font-family: var(--font-ui); font-size: .8rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--pulso-navy); padding-bottom: 10px; margin-bottom: 22px; border-bottom: 2px solid var(--pulso-navy); }
.portada-titular { font-family: var(--font-display); font-weight: 400; font-size: clamp(2.1rem, 5.5vw, 3.2rem); line-height: 1.12; letter-spacing: -.01em; margin-bottom: 22px; }
.titular { font-family: var(--font-display); font-weight: 400; font-size: clamp(1.8rem, 4.5vw, 2.5rem); line-height: 1.15; margin-bottom: 18px; }
.edicion h3 { font-family: var(--font-display); font-weight: 400; font-size: 1.65rem; line-height: 1.2; margin: 36px 0 12px; }
.seccion > h3:first-of-type { margin-top: 0; }
.edicion p { margin: 0 0 1.1em; }
.edicion ul, .edicion ol { margin: 0 0 1.2em 1.3em; }
.edicion li { margin-bottom: .5em; }
.edicion strong { font-weight: 700; }
.firma { margin-top: 32px; padding-top: 18px; border-top: 1px solid var(--border-light); font-size: .95rem; }

/* Piezas visuales: tablas propias con pie */
.pieza { margin: 24px 0 32px; background: var(--bg-surface); border: 1px solid var(--border-light); border-left: 4px solid var(--pulso-navy); border-radius: var(--radius-md); padding: 18px 18px 14px; }
.pieza-tabla { overflow-x: auto; }
.pieza table { width: 100%; border-collapse: collapse; font-size: .92rem; line-height: 1.45; }
.pieza th { text-align: left; font-weight: 700; color: var(--pulso-navy); border-bottom: 2px solid var(--border-medium); padding: 8px 10px; }
.pieza td { border-bottom: 1px solid var(--border-light); padding: 8px 10px; vertical-align: top; }
.pieza tr:last-child td { border-bottom: 0; }
.pieza figcaption { margin-top: 12px; font-size: .82rem; line-height: 1.5; color: var(--text-secondary); }
.pieza-num { display: block; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; font-size: .72rem; color: var(--pulso-navy); margin-bottom: 2px; }

/* Indice */
.indice { padding-top: 48px; padding-bottom: 72px; }
.ediciones { list-style: none; }
.edicion-item { padding: 22px 0; border-bottom: 1px solid var(--border-light); }
.edicion-meta { font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--text-secondary); }
.edicion-item h3 { font-family: var(--font-display); font-weight: 400; font-size: 1.7rem; line-height: 1.2; margin: 6px 0 8px; }
.edicion-item h3 a { color: var(--text-primary); text-decoration: none; }
.edicion-item h3 a:hover { color: var(--color-terracotta-text); }

/* Pie del sitio */
.pie-sitio { border-top: 1px solid var(--border-light); padding: 28px 0; font-size: .85rem; color: var(--text-secondary); }
.pie-sitio p + p { margin-top: 6px; }
.pie-sitio a { color: var(--text-secondary); }

@media (max-width: 560px) {
  body { font-size: 16px; }
  .cabezal { padding: 40px 0 32px; }
  .pieza { padding: 14px 12px 12px; }
}
@media print {
  .sitio, .migas, .sumario, .pie-sitio, .skip-link { display: none; }
  .cabezal { background: none; color: var(--color-ink); border-bottom: 2px solid var(--color-ink); }
  .cabezal-linea, .cabezal-ejes { color: var(--color-ink); }
}