/* =============================================================
 * Atlas Editorial — sistema de diseño para portales de noticias
 * Plantilla: atlas
 * Versión inicial: 2026-05-08
 *
 * Tokens, jerarquía tipográfica y componentes mínimos.
 * Inspirado en The Atlantic / Apple News: serif elegante,
 * mucho aire, una sola tinta de acento, mobile-first.
 * ============================================================= */

html.template-atlas {
  /* Tinta */
  --atlas-paper: #FAFAF7;
  --atlas-paper-soft: #F2F1EC;
  --atlas-rule: #E5E3DC;
  --atlas-ink: #1A1A1A;
  --atlas-ink-soft: #4A4740;
  --atlas-ink-mute: #7A7568;
  --atlas-accent: #B5481D;
  --atlas-accent-soft: rgba(181, 72, 29, 0.08);
  --atlas-link: var(--atlas-ink);
  --atlas-link-hover: var(--atlas-accent);

  /* Tipografía */
  --atlas-font-display: 'Source Serif 4', 'Source Serif Pro', Georgia, 'Times New Roman', serif;
  --atlas-font-text: 'Inter', 'Helvetica Neue', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --atlas-font-mono: ui-monospace, SFMono-Regular, 'JetBrains Mono', Consolas, monospace;

  /* Escala de espaciado (8px base) */
  --atlas-space-1: 4px;
  --atlas-space-2: 8px;
  --atlas-space-3: 12px;
  --atlas-space-4: 16px;
  --atlas-space-5: 24px;
  --atlas-space-6: 32px;
  --atlas-space-7: 40px;
  --atlas-space-8: 48px;
  --atlas-space-9: 64px;
  --atlas-space-10: 80px;
  --atlas-space-11: 96px;
  --atlas-space-12: 128px;

  /* Anchuras de lectura */
  --atlas-reading-width: 680px;
  --atlas-feature-width: 880px;
  --atlas-shell-width: 1240px;

  /* Tipografía base */
  background: var(--atlas-paper);
  color: var(--atlas-ink);
  font-family: var(--atlas-font-text);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

html.template-atlas body {
  background: var(--atlas-paper) !important;
  color: var(--atlas-ink);
  font-family: var(--atlas-font-text);
  margin: 0;
  padding: 0;
}

/* Headings con serif */
html.template-atlas h1,
html.template-atlas h2,
html.template-atlas h3,
html.template-atlas h4,
html.template-atlas h5,
html.template-atlas h6,
html.template-atlas .atlas-font-display {
  font-family: var(--atlas-font-display);
  color: var(--atlas-ink);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0;
}

html.template-atlas a {
  color: var(--atlas-link);
  text-decoration: none;
  transition: color 0.15s ease;
}
html.template-atlas a:hover,
html.template-atlas a:focus {
  color: var(--atlas-link-hover);
}

html.template-atlas img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ---------- Layout shell ---------- */

.atlas-shell {
  max-width: var(--atlas-shell-width);
  margin: 0 auto;
  padding: 0 var(--atlas-space-4);
}
@media (min-width: 768px) {
  .atlas-shell { padding: 0 var(--atlas-space-6); }
}
@media (min-width: 1200px) {
  .atlas-shell { padding: 0 var(--atlas-space-8); }
}

/* ---------- Top bar ---------- */

.atlas-top {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--atlas-paper);
  border-bottom: 1px solid var(--atlas-rule);
  height: 56px;
  display: flex;
  align-items: center;
  transition: height 0.2s ease;
}
.atlas-top--compact { height: 44px; }
.atlas-top__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--atlas-shell-width);
  margin: 0 auto;
  padding: 0 var(--atlas-space-4);
  gap: var(--atlas-space-4);
}
.atlas-top__brand {
  font-family: var(--atlas-font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
  color: var(--atlas-ink);
}
.atlas-top__brand img {
  max-height: 32px;
  width: auto;
  display: inline-block;
  vertical-align: middle;
}
.atlas-top__nav {
  display: none;
  gap: var(--atlas-space-5);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.01em;
}
@media (min-width: 992px) {
  .atlas-top__nav { display: flex; }
}
.atlas-top__nav a {
  color: var(--atlas-ink-soft);
  padding: var(--atlas-space-2) 0;
}
.atlas-top__nav a:hover { color: var(--atlas-accent); }
.atlas-top__menu-btn {
  background: transparent;
  border: none;
  color: var(--atlas-ink);
  font-size: 22px;
  padding: var(--atlas-space-2);
  cursor: pointer;
  line-height: 1;
}
@media (min-width: 992px) {
  .atlas-top__menu-btn { display: none; }
}

/* ---------- Submenu (categorías scrolleables) ---------- */

.atlas-submenu {
  border-bottom: 1px solid var(--atlas-rule);
  background: var(--atlas-paper);
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.atlas-submenu::-webkit-scrollbar { display: none; }
.atlas-submenu__inner {
  display: flex;
  gap: var(--atlas-space-5);
  padding: var(--atlas-space-3) var(--atlas-space-4);
  white-space: nowrap;
  max-width: var(--atlas-shell-width);
  margin: 0 auto;
}
.atlas-submenu a {
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--atlas-ink-soft);
}
.atlas-submenu a:hover,
.atlas-submenu a.is-active { color: var(--atlas-accent); }

/* ---------- Etiquetas / kicker ---------- */

.atlas-kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--atlas-space-2);
  font-family: var(--atlas-font-text);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--atlas-accent);
  margin-bottom: var(--atlas-space-3);
}
.atlas-kicker__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--atlas-accent);
  display: inline-block;
}
.atlas-kicker--mute { color: var(--atlas-ink-mute); }
.atlas-kicker--mute .atlas-kicker__dot { background: var(--atlas-ink-mute); }

/* ---------- Tarjetas ---------- */

.atlas-card {
  display: block;
  padding: var(--atlas-space-6) 0;
  border-top: 1px solid var(--atlas-rule);
}
.atlas-card:first-child { border-top: none; }
.atlas-card__media {
  margin-bottom: var(--atlas-space-4);
  border-radius: 2px;
  overflow: hidden;
  background: var(--atlas-paper-soft);
}
.atlas-card__media img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.atlas-card__title {
  font-family: var(--atlas-font-display);
  color: var(--atlas-ink);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0 0 var(--atlas-space-3);
}
.atlas-card__intro {
  color: var(--atlas-ink-soft);
  font-size: 16px;
  line-height: 1.45;
  margin: 0 0 var(--atlas-space-3);
}
.atlas-card__meta {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--atlas-ink-mute);
  display: flex;
  flex-wrap: wrap;
  gap: var(--atlas-space-3);
}

/* Tamaño XL — hero */
.atlas-card--xl .atlas-card__title { font-size: clamp(2rem, 6vw, 3.25rem); }
.atlas-card--xl .atlas-card__intro { font-size: 18px; line-height: 1.5; }
.atlas-card--xl .atlas-card__media img { aspect-ratio: 16 / 9; }

/* Tamaño LG — feature */
.atlas-card--lg .atlas-card__title { font-size: clamp(1.4rem, 3.4vw, 1.75rem); }
.atlas-card--lg .atlas-card__intro { font-size: 15px; }

/* Tamaño MD — lista (foto + texto en línea) */
.atlas-card--md {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: var(--atlas-space-4);
  align-items: start;
}
.atlas-card--md .atlas-card__media {
  margin: 0;
  width: 96px;
  height: 96px;
}
.atlas-card--md .atlas-card__media img {
  aspect-ratio: 1 / 1;
  width: 96px;
  height: 96px;
}
.atlas-card--md .atlas-card__title { font-size: 17px; line-height: 1.2; }
.atlas-card--md .atlas-card__intro { display: none; }

/* Tamaño SM — solo texto */
.atlas-card--sm .atlas-card__media { display: none; }
.atlas-card--sm .atlas-card__title { font-size: 16px; line-height: 1.25; }
.atlas-card--sm .atlas-card__intro { display: none; }

/* ---------- Bloques de portada ---------- */

.atlas-section {
  margin: var(--atlas-space-7) 0;
}
.atlas-section__heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--atlas-space-4);
  margin: 0 0 var(--atlas-space-5);
  padding-bottom: var(--atlas-space-2);
  border-bottom: 2px solid var(--atlas-ink);
}
.atlas-section__title {
  font-family: var(--atlas-font-display);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--atlas-ink);
  margin: 0;
}
.atlas-section__more {
  font-size: 12px;
  font-weight: 500;
  color: var(--atlas-ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Grid de tres columnas para "Principales" */
.atlas-grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--atlas-space-6);
}
@media (min-width: 768px) {
  .atlas-grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 992px) {
  .atlas-grid-3 { grid-template-columns: repeat(3, 1fr); gap: var(--atlas-space-7); }
}
.atlas-grid-3 > .atlas-card {
  border-top: none;
  padding: 0;
}

/* Layout asimétrico hero + sidebar */
.atlas-feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--atlas-space-6);
  margin-top: var(--atlas-space-5);
}
@media (min-width: 992px) {
  .atlas-feature-grid {
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    gap: var(--atlas-space-8);
  }
}
.atlas-feature-grid__sidebar > .atlas-card { padding: var(--atlas-space-4) 0; }
.atlas-feature-grid__sidebar > .atlas-card:first-child { padding-top: 0; }

/* ---------- Vista de noticia ---------- */

.atlas-article {
  padding: var(--atlas-space-7) 0 var(--atlas-space-9);
}
.atlas-article__progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  background: var(--atlas-accent);
  z-index: 60;
  transition: width 0.1s linear;
}
@media (prefers-reduced-motion: reduce) {
  .atlas-article__progress { transition: none; display: none; }
}
.atlas-article__header {
  max-width: 720px;
  margin: 0 auto var(--atlas-space-6);
  text-align: left;
}
@media (min-width: 768px) {
  .atlas-article__header { text-align: center; }
}
.atlas-article__category {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--atlas-accent);
  margin-bottom: var(--atlas-space-4);
}
.atlas-article__title {
  font-family: var(--atlas-font-display);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.05;
  font-size: clamp(2rem, 6vw, 3.75rem);
  color: var(--atlas-ink);
  margin: 0 0 var(--atlas-space-5);
}
.atlas-article__intro {
  font-family: var(--atlas-font-display);
  font-style: italic;
  font-size: clamp(1.125rem, 2.4vw, 1.375rem);
  line-height: 1.4;
  color: var(--atlas-ink-soft);
  margin: 0 0 var(--atlas-space-6);
}
.atlas-article__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--atlas-space-4);
  font-size: 13px;
  color: var(--atlas-ink-mute);
  border-top: 1px solid var(--atlas-rule);
  border-bottom: 1px solid var(--atlas-rule);
  padding: var(--atlas-space-3) 0;
  margin: 0 0 var(--atlas-space-6);
}
@media (min-width: 768px) {
  .atlas-article__meta { justify-content: center; }
}
.atlas-article__meta strong { color: var(--atlas-ink); font-weight: 600; }

.atlas-article__hero {
  max-width: var(--atlas-feature-width);
  margin: 0 auto var(--atlas-space-6);
}
.atlas-article__hero img {
  width: 100%;
  height: auto;
  border-radius: 2px;
}
.atlas-article__caption {
  font-size: 13px;
  color: var(--atlas-ink-mute);
  padding: var(--atlas-space-2) 0 0;
  border-bottom: 1px solid var(--atlas-rule);
  padding-bottom: var(--atlas-space-3);
}

.atlas-article__body {
  max-width: var(--atlas-reading-width);
  margin: 0 auto;
  font-family: var(--atlas-font-text);
  font-size: 17px;
  line-height: 1.75;
  color: var(--atlas-ink);
}
@media (min-width: 768px) {
  .atlas-article__body { font-size: 18px; }
}
.atlas-article__body p {
  margin: 0 0 var(--atlas-space-5);
}
.atlas-article__body h2 {
  font-family: var(--atlas-font-display);
  font-size: clamp(1.4rem, 2.6vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: var(--atlas-space-7) 0 var(--atlas-space-3);
}
.atlas-article__body h3 {
  font-family: var(--atlas-font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin: var(--atlas-space-6) 0 var(--atlas-space-3);
}
.atlas-article__body img {
  margin: var(--atlas-space-6) auto;
  border-radius: 2px;
}
.atlas-article__body a {
  color: var(--atlas-ink);
  text-decoration: underline;
  text-decoration-color: var(--atlas-accent);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.atlas-article__body a:hover {
  color: var(--atlas-accent);
  text-decoration-thickness: 2px;
}
.atlas-article__body blockquote {
  margin: var(--atlas-space-7) 0;
  padding: 0 var(--atlas-space-4);
  border-left: 3px solid var(--atlas-accent);
  font-family: var(--atlas-font-display);
  font-style: italic;
  font-size: clamp(1.2rem, 2.4vw, 1.5rem);
  line-height: 1.4;
  color: var(--atlas-ink);
}
.atlas-article__body blockquote.pull,
.atlas-article__body blockquote.atlas-pull {
  text-align: center;
  border-left: none;
  border-top: 2px solid var(--atlas-ink);
  border-bottom: 2px solid var(--atlas-ink);
  padding: var(--atlas-space-5) var(--atlas-space-4);
  margin: var(--atlas-space-8) auto;
  max-width: 600px;
}

/* Drop cap opcional */
.atlas-article__body--dropcap > p:first-of-type::first-letter {
  font-family: var(--atlas-font-display);
  font-weight: 700;
  font-size: 4.5em;
  line-height: 0.9;
  float: left;
  padding: 0.05em 0.1em 0 0;
  color: var(--atlas-ink);
}

.atlas-article__actions {
  display: flex;
  gap: var(--atlas-space-3);
  flex-wrap: wrap;
  margin: var(--atlas-space-6) auto;
  max-width: var(--atlas-reading-width);
  padding-top: var(--atlas-space-4);
  border-top: 1px solid var(--atlas-rule);
}
.atlas-article__action {
  display: inline-flex;
  align-items: center;
  gap: var(--atlas-space-2);
  padding: var(--atlas-space-3) var(--atlas-space-4);
  background: transparent;
  border: 1px solid var(--atlas-rule);
  color: var(--atlas-ink);
  font-family: var(--atlas-font-text);
  font-size: 14px;
  font-weight: 500;
  border-radius: 999px;
  text-decoration: none;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
  min-height: 44px;
}
.atlas-article__action:hover {
  border-color: var(--atlas-accent);
  color: var(--atlas-accent);
}

/* ---------- Footer ---------- */

.atlas-footer {
  border-top: 1px solid var(--atlas-rule);
  margin-top: var(--atlas-space-9);
  padding: var(--atlas-space-6) var(--atlas-space-4);
  font-size: 13px;
  color: var(--atlas-ink-mute);
  text-align: center;
}
.atlas-footer a { color: var(--atlas-ink-soft); }
.atlas-footer a:hover { color: var(--atlas-accent); }

/* ---------- Acceso/Saturación de imágenes ---------- */

html.template-atlas .saturate {
  filter: none;
  -webkit-filter: none;
}

/* ---------- Compatibilidad: heredados de blue ---------- */

html.template-atlas main.container-lg,
html.template-atlas #content.container-lg {
  background: var(--atlas-paper);
}

/* Responsive helpers para fallbacks de blue dentro de atlas */
html.template-atlas #news_content .news_title {
  font-family: var(--atlas-font-display);
  color: var(--atlas-ink);
}