/* ============================================================
   Cremas para Embarazadas — «Catálogo de parafarmacia antigua»
   Imprenta clínica de mediados de siglo: filetes dobles,
   numerales REF, serif display condensada, terracota de tinta.
   Mobile-first, sin frameworks, sin JS.
   ============================================================ */

:root {
  --paper: #FDFCF9;
  --paper-old: #F4EFE6;
  --ink: #2E2A24;
  --ink-soft: #6E675C;
  --terra: #A65240;
  --terra-deep: #8A4234;
  --rule: #D8D2C4;

  --font-display: 'Archivo Narrow', 'Oswald', 'Arial Narrow', sans-serif;
  --font-body: Georgia, 'Times New Roman', serif;

  --measure: 66ch;
  --w-wide: 1140px;
  --sp-1: .4rem;
  --sp-2: .8rem;
  --sp-3: 1.4rem;
  --sp-4: 2.2rem;
  --sp-5: 3.4rem;
  --sp-6: 4.6rem;
  --radius: 2px;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
}
img { max-width: 100%; height: auto; display: block; }

/* ---------- Accesibilidad ---------- */
:focus-visible { outline: 2px solid var(--terra); outline-offset: 3px; }
.skip-link { position: absolute; left: -9999px; }
.skip-link:focus {
  left: var(--sp-2); top: var(--sp-2);
  background: var(--paper); padding: var(--sp-1) var(--sp-2); z-index: 20;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

/* ---------- Utilidades ---------- */
.wrap {
  max-width: var(--w-wide);
  margin-inline: auto;
  padding-inline: var(--sp-3);
}
.wrap--read { max-width: calc(var(--measure) + 2 * var(--sp-3)); }
/* Tokens sin espacios (URLs citadas en texto plano): se parten antes de estirar
   la página en móvil. break-word y NO anywhere: anywhere cambia el dimensionado
   intrínseco y movía las columnas de las tablas de equivalencia en escritorio. */
.wrap { overflow-wrap: break-word; }

/* Filete doble: firma del catálogo */
.double-rule {
  border-top: 1px solid var(--ink);
  position: relative;
}
.double-rule::after {
  content: '';
  position: absolute;
  left: 0; right: 0; top: 2px;
  border-top: 1px solid var(--ink);
}

/* Etiquetas catalográficas */
.cat-label {
  font-family: var(--font-display);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--terra);
}

/* Subrayado de imprenta */
.ink-underline {
  text-decoration: underline;
  text-decoration-color: var(--terra);
  text-decoration-thickness: 3px;
  text-underline-offset: 5px;
}

/* ============================================================
   PORTADA DEL CATÁLOGO (cabecera)
   ============================================================ */
.catalog-head {
  padding-block: var(--sp-4) 0;
}
.catalog-head__inner {
  text-align: center;
  padding-block: var(--sp-4);
}
.catalog-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.7rem, 5.5vw, 2.6rem);
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
  line-height: 1.05;
  display: inline-block;
}
.catalog-logo em {
  font-style: normal;
  color: var(--terra);
}
.catalog-head__sub {
  font-family: var(--font-body);
  font-style: italic;
  font-size: .95rem;
  color: var(--ink-soft);
  margin: var(--sp-1) 0 0;
}
.catalog-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .4rem 1.4rem;
  font-family: var(--font-display);
  font-size: .68rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding-block: var(--sp-2);
}
.catalog-meta .sep { color: var(--terra); }

/* Menú índice de catálogo: una línea centrada */
.catalog-nav {
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  position: relative;
}
.catalog-nav::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 2px;
  border-bottom: 1px solid var(--ink);
}
.catalog-nav ul {
  list-style: none;
  margin: 0;
  padding: var(--sp-2) 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .3rem 0;
}
.catalog-nav li { display: flex; align-items: center; }
.catalog-nav li + li::before {
  content: '·';
  color: var(--terra);
  padding-inline: .9rem;
}
.catalog-nav a {
  font-family: var(--font-display);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
}
.catalog-nav a:hover {
  color: var(--terra);
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 4px;
}

/* ============================================================
   HOME — Lámina 0 (destacado)
   ============================================================ */
.plate-feature {
  padding-block: var(--sp-5) var(--sp-5);
}
.plate-feature__grid {
  display: grid;
  gap: var(--sp-4);
}
@media (min-width: 800px) {
  .plate-feature__grid {
    grid-template-columns: 1.1fr .9fr;
    gap: var(--sp-5);
    align-items: center;
  }
}
.plate-ref {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: .3em;
  color: var(--terra);
}
.plate-feature__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 6vw, 3rem);
  line-height: 1.05;
  text-transform: uppercase;
  letter-spacing: .01em;
  margin: var(--sp-2) 0 var(--sp-3);
}
.plate-feature__title a {
  color: inherit;
  text-decoration: none;
}
.plate-feature__title a:hover .ink-underline {
  text-decoration-thickness: 5px;
}
.plate-feature__excerpt {
  color: var(--ink-soft);
  max-width: 52ch;
  margin: 0 0 var(--sp-3);
}
.plate-feature__meta {
  font-size: .8rem;
  font-style: italic;
  color: var(--ink-soft);
  margin-top: var(--sp-2);
}

/* Marco de lámina */
.plate-img {
  border: 1px solid var(--ink);
  padding: .5rem;
  background: var(--paper);
}
.plate-img img { width: 100%; }
.plate-img figcaption {
  font-family: var(--font-display);
  font-size: .66rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding-top: .5rem;
  text-align: center;
}

/* Botón contorno (base): sobrio, sin peso de tienda */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  padding: .6rem 1.3rem;
  transition: background-color .15s ease, color .15s ease, border-color .15s ease;
}
.btn:hover { background: var(--ink); color: var(--paper); }

/* Variante sólida: SOLO para la recomendación principal */
.btn--solid {
  background: var(--ink);
  color: var(--paper);
}
.btn--solid:hover { background: var(--terra); border-color: var(--terra); }

/* Enlace de compra en tablas: terracota subrayado, sin caja */
.buy-link {
  font-family: var(--font-display);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--terra-deep);
  text-decoration: underline;
  text-decoration-color: var(--terra);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}
.buy-link:hover { color: var(--terra); }

/* ============================================================
   HOME — Láminas del catálogo (grid de tarjetas)
   ============================================================ */
.plates {
  border-top: 3px double var(--ink);
  padding-block: var(--sp-4) var(--sp-5);
}
.plates__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-2);
  margin-bottom: var(--sp-4);
}
.plates__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin: 0;
}
.plates__count {
  font-family: var(--font-display);
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--ink-soft);
  text-transform: uppercase;
}
.plate-grid {
  display: grid;
  gap: var(--sp-4);
  grid-template-columns: 1fr;
}
@media (min-width: 560px) { .plate-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 880px) { .plate-grid { grid-template-columns: repeat(3, 1fr); } }

.plate {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: .8rem;
  text-decoration: none;
  color: inherit;
  display: block;
  transition: background-color .15s ease;
}
.plate:hover { background: var(--paper-old); }
.plate__img {
  border: 1px solid var(--rule);
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}
.plate__ref {
  font-family: var(--font-display);
  font-size: .64rem;
  font-weight: 700;
  letter-spacing: .26em;
  color: var(--terra);
  margin-top: .7rem;
}
.plate__cat {
  font-family: var(--font-display);
  font-size: .64rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.plate__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.08rem;
  line-height: 1.25;
  text-transform: uppercase;
  margin: .35rem 0 0;
}
.plate:hover .plate__title {
  text-decoration: underline;
  text-decoration-style: dotted;
  text-decoration-color: var(--terra);
  text-underline-offset: 4px;
}

/* Índice tipográfico del resto de láminas */
.plates-index {
  margin-top: var(--sp-4);
  border-top: 1px solid var(--rule);
}
.plates-index__row {
  display: flex;
  align-items: baseline;
  gap: var(--sp-3);
  padding-block: var(--sp-2);
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
  color: inherit;
}
.plates-index__ref {
  font-family: var(--font-display);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .22em;
  color: var(--terra);
  white-space: nowrap;
}
.plates-index__cat {
  font-family: var(--font-display);
  font-size: .66rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  white-space: nowrap;
}
.plates-index__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  line-height: 1.3;
  text-transform: uppercase;
}
.plates-index__row:hover .plates-index__title {
  text-decoration: underline;
  text-decoration-style: dotted;
  text-decoration-color: var(--terra);
  text-underline-offset: 4px;
}
.plates-index__dots {
  flex: 1;
  border-bottom: 1px dotted var(--ink-soft);
  transform: translateY(-4px);
  min-width: 1rem;
}
@media (max-width: 560px) {
  .plates-index__row { flex-wrap: wrap; }
  .plates-index__dots { display: none; }
}

/* ============================================================
   COLOFÓN (footer)
   ============================================================ */
.colophon {
  border-top: 3px double var(--ink);
  padding-block: var(--sp-4);
}
.colophon__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3) var(--sp-4);
  justify-content: space-between;
  align-items: baseline;
}
.colophon p, .colophon li { font-size: .85rem; color: var(--ink-soft); }
.colophon ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: var(--sp-3);
}
.colophon a { color: var(--ink-soft); }
.colophon a:hover { color: var(--terra); text-decoration: underline dotted; }

/* ============================================================
   ARTÍCULO
   ============================================================ */

/* Cabecera de análisis */
.entry-head {
  text-align: center;
  padding-block: var(--sp-4);
}
.entry-head__ref { margin-bottom: var(--sp-2); }
.entry-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 6vw, 2.9rem);
  line-height: 1.06;
  text-transform: uppercase;
  margin: var(--sp-2) 0 var(--sp-3);
}
.entry-updated {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .3rem 1rem;
  font-size: .85rem;
  font-style: italic;
  color: var(--ink-soft);
}
.entry-updated time { color: var(--terra); font-weight: bold; font-style: normal; }
.entry-byline {
  max-width: 46ch;
  margin: var(--sp-3) auto 0;
  padding-top: var(--sp-2);
  border-top: 1px solid var(--rule);
  font-size: .85rem;
  color: var(--ink-soft);
}
.entry-byline a { color: var(--terra); }

/* ---------- TOC: índice de catálogo con puntos de guía ---------- */
.toc {
  max-width: 46ch;
  margin: var(--sp-4) auto;
  padding: var(--sp-3) var(--sp-4);
  border-top: 3px double var(--ink);
  border-bottom: 3px double var(--ink);
}
.toc__title {
  font-family: var(--font-display);
  font-weight: 700;
  text-align: center;
  font-size: .8rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  margin: 0 0 var(--sp-2);
}
.toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
}
.toc li {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  padding-block: .3rem;
}
.toc a {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  flex: 1;
  color: var(--ink);
  text-decoration: none;
  font-size: .95rem;
}
.toc a::before {
  content: attr(data-num);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .75rem;
  color: var(--terra);
}
.toc .toc__dots {
  flex: 1;
  border-bottom: 1px dotted var(--ink-soft);
  transform: translateY(-4px);
  min-width: 1rem;
}
.toc a:hover .toc__label { text-decoration: underline dotted; text-underline-offset: 3px; }

/* ---------- Secciones: títulos centrados entre filetes ---------- */
.article-section { padding-block: var(--sp-3); }
.section-head {
  text-align: center;
  margin: var(--sp-4) 0 var(--sp-3);
}
.section-head .cat-label { display: block; margin-bottom: .3rem; }
.section-head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  margin: 0;
}
.article-section h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: .03em;
  margin: var(--sp-4) 0 var(--sp-1);
}

/* ---------- Nota de imprenta (respuesta directa) ---------- */
.print-note {
  border: 1px solid var(--ink);
  position: relative;
  padding: var(--sp-3) var(--sp-3) var(--sp-3);
  margin-block: var(--sp-3) var(--sp-4);
  background: var(--paper-old);
}
/* filete doble interior */
.print-note::before {
  content: '';
  position: absolute;
  inset: 4px;
  border: 1px solid var(--terra);
  pointer-events: none;
}
.print-note__label {
  position: relative;
  display: block;
  text-align: center;
  font-family: var(--font-display);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--terra);
  margin-bottom: var(--sp-2);
}
.print-note p {
  position: relative;
  margin: 0;
  font-size: 1.02rem;
}
.print-note p + p { margin-top: var(--sp-1); }

/* ---------- Respuesta directa secundaria: línea plana con filete ---------- */
.direct-plain {
  margin-block: var(--sp-2) var(--sp-4);
  padding-block: var(--sp-1);
  padding-left: var(--sp-3);
  border-left: 3px solid var(--terra);
}
.direct-plain__label {
  display: block;
  font-family: var(--font-display);
  font-size: .64rem;
  font-weight: 700;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: .2rem;
}
.direct-plain p { margin: 0; color: var(--ink); }

/* ============================================================
   CUADRO DE EQUIVALENCIAS (tabla central)
   ============================================================ */
.equivalence { margin-block: var(--sp-4); }
.equivalence__caption {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .24em;
  text-transform: uppercase;
  text-align: center;
  color: var(--ink);
  margin: 0 0 var(--sp-2);
}
.equivalence__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.equivalence__table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-size: .9rem;
  border-top: 3px double var(--ink);
  border-bottom: 3px double var(--ink);
}
.equivalence__table thead th {
  font-family: var(--font-display);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  text-align: left;
  color: var(--terra-deep);
  padding: .7rem var(--sp-3);
  border-bottom: 2px solid var(--ink);
  white-space: nowrap;
}
.equivalence__table tbody th, .equivalence__table tbody td {
  text-align: left;
  padding: .8rem var(--sp-3);
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}
.equivalence__table tbody th[scope="row"] {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .03em;
  font-size: .92rem;
  color: var(--ink);
  min-width: 13ch;
}
.equivalence__table tbody td {
  color: var(--ink-soft);
  font-size: .88rem;
}
.equivalence__table tbody tr:hover { background: var(--paper-old); }

/* Fila destacada: tinta terracota en el nombre + banda envejecida */
.equivalence__table tr.is-pick {
  background: var(--paper-old);
}
.equivalence__table tr.is-pick th[scope="row"] {
  color: var(--terra-deep);
  text-decoration: underline;
  text-decoration-color: var(--terra);
  text-decoration-thickness: 3px;
  text-underline-offset: 4px;
}
.equivalence__pick-note {
  display: block;
  font-family: var(--font-body);
  font-weight: normal;
  text-transform: none;
  letter-spacing: 0;
  font-style: italic;
  font-size: .78rem;
  color: var(--terra-deep);
  margin-top: .15rem;
}
.equivalence__table .btn {
  font-size: .68rem;
  padding: .35rem .7rem;
  letter-spacing: .14em;
}
.equivalence__table td:last-child { white-space: nowrap; }

.equivalence__hint {
  font-size: .74rem;
  font-style: italic;
  color: var(--ink-soft);
  margin: .5rem 0 0;
  text-align: center;
}
.equivalence__note {
  font-size: .8rem;
  color: var(--ink-soft);
  margin: .6rem 0 0;
}

/* ============================================================
   LÁMINAS DE PRODUCTO (ranking artículo)
   ============================================================ */
.catalog-entry {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: var(--sp-3);
  padding-block: var(--sp-4);
  border-top: 1px solid var(--rule);
}
.catalog-entry:first-of-type { border-top: none; }
.catalog-entry__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 2.6rem;
  line-height: 1;
  color: var(--terra);
}
.catalog-entry__num small {
  display: block;
  font-size: .62rem;
  letter-spacing: .26em;
  color: var(--ink-soft);
  margin-top: .3rem;
}
.catalog-entry__body h3 { margin-top: 0; }
.catalog-entry__body p { color: var(--ink-soft); }
@media (min-width: 720px) {
  .catalog-entry {
    grid-template-columns: 6rem 1fr 13rem;
    gap: var(--sp-4);
  }
  .catalog-entry__side {
    border-left: 1px solid var(--rule);
    padding-left: var(--sp-3);
  }
}
.catalog-entry__side .btn { width: 100%; text-align: center; }
.catalog-entry__side .buy-note {
  font-size: .72rem;
  font-style: italic;
  color: var(--ink-faint, var(--ink-soft));
  margin-top: var(--sp-1);
}

/* ============================================================
   CAJA «SI TU PRIORIDAD ES…» (tabla de recomendaciones)
   ============================================================ */
.priority-box {
  margin-block: var(--sp-4);
  border: 1px solid var(--ink);
  padding: var(--sp-3);
  background: var(--paper-old);
  position: relative;
}
.priority-box::before {
  content: '';
  position: absolute;
  inset: 4px;
  border: 1px solid var(--terra);
  pointer-events: none;
}
.priority-box__title {
  position: relative;
  text-align: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  margin: 0 0 var(--sp-2);
}
.priority-table {
  position: relative;
  width: 100%;
  border-collapse: collapse;
  font-size: .92rem;
}
.priority-table th, .priority-table td {
  text-align: left;
  padding: .65rem var(--sp-2);
  border-bottom: 1px dotted var(--ink-soft);
  vertical-align: top;
}
.priority-table tr:last-child th, .priority-table tr:last-child td { border-bottom: none; }
.priority-table th {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: .8rem;
  letter-spacing: .05em;
  width: 42%;
  color: var(--ink);
}
.priority-table td { color: var(--ink-soft); }
.priority-table td a { color: var(--terra-deep); font-weight: bold; }
.priority-note {
  position: relative;
  font-size: .78rem;
  font-style: italic;
  color: var(--ink-soft);
  margin: var(--sp-2) 0 0;
}
.priority-note a { color: var(--terra-deep); }

/* ---------- Citas de expertas ---------- */
.expert-quote {
  border-left: 3px solid var(--terra);
  margin: var(--sp-4) 0;
  padding-left: var(--sp-3);
}
.expert-quote p {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1.1rem;
  line-height: 1.55;
  margin: 0 0 var(--sp-2);
}
.expert-quote cite {
  font-family: var(--font-display);
  font-style: normal;
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.expert-quote cite strong { color: var(--ink); }

/* ============================================================
   FAQ — consultas al mostrador
   ============================================================ */
.faq { margin-block: var(--sp-4); }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary {
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-block: .85rem;
  padding-right: var(--sp-4);
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .03em;
  font-size: .98rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+';
  position: absolute;
  right: .2rem;
  top: .55rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--terra);
}
.faq details[open] summary::after { content: '–'; }
.faq__a { padding-bottom: var(--sp-3); color: var(--ink-soft); }
.faq__a strong:first-child { color: var(--ink); }

/* ============================================================
   FUENTES — bibliografía catalográfica
   ============================================================ */
.sources {
  margin-block: var(--sp-5);
  padding-top: var(--sp-3);
  border-top: 3px double var(--ink);
}
.sources__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  text-align: center;
  margin: 0 0 var(--sp-3);
}
.sources ol {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: src;
  font-size: .84rem;
  color: var(--ink-soft);
}
.sources li {
  counter-increment: src;
  position: relative;
  padding-left: 2.4rem;
  padding-block: .35rem;
}
.sources li::before {
  content: '[REF-' counter(src, decimal-leading-zero) ']';
  position: absolute;
  left: 0;
  font-family: var(--font-display);
  font-size: .72rem;
  font-weight: 700;
  color: var(--terra);
}
.sources a { color: var(--terra-deep); }
.sources em { font-style: italic; color: var(--ink-soft); }
.sources__note { font-size: .8rem; color: var(--ink-soft); margin-top: var(--sp-2); }

/* ============================================================
   Impresión
   ============================================================ */
@media print {
  .catalog-nav, .toc, .equivalence__hint { display: none; }
  body { background: #fff; }
}