/* Tipografías de marca: autoalojadas y unificadas en /assets/css/fuentes.css,
   que toda página carga con un <link> (lo vigila el preflight). Nada de Google Fonts. */

:root {
  --bg: #0f0f18;
  --bg-alt: #1a1a2e;
  --surface: #1a1a2e;
  --surface-alt: #2a2a3d;
  --border: #3a3a50;
  --accent: #EF4444;
  --accent-dark: #DC2626;
  --accent-deep: #B91C1C; /* hover de los CTA sólidos; la base es --accent-dark porque blanco sobre --accent da 3,76:1 (18-09) */
  --accent-soft: rgba(239, 68, 68, 0.12);
  --text: #F1F1F1;
  --text-secondary: #A0A0B0;
  --text-muted: #8B8BA0;
  --text-faded: #8A8AA0;  /* antes #4A4A5E: 2,21:1 sobre --bg; ahora 5,65:1 (WCAG AA) */
  --success: #22C55E;
  --info: #3B82F6;
  --warning: #F59E0B;
  --error: #EF4444;
  --level-1: #3B82F6;
  --level-2: #22C55E;
  --level-3: #F59E0B;
  --level-4: #EF4444;
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-metric: 'Inter Tight', 'Inter', system-ui, sans-serif;
  --font-code: 'JetBrains Mono', monospace;
  --shadow-card: rgba(0,0,0,0.2) 0px 2px 4px 0px, rgba(0,0,0,0.1) 0px 0px 1px 0px;
  --shadow-elevated: rgba(0,0,0,0.3) 0px 8px 24px 0px, rgba(0,0,0,0.15) 0px 2px 8px 0px;
  --focus-ring: 0 0 0 3px rgba(239, 68, 68, 0.55);
  --radius: 16px;
  --radius-sm: 8px;
  --radius-pill: 9999px;
  /* Backward-compatible aliases */
  --bg-light: var(--bg-alt);
  --bg-card: var(--surface);
  --glass: rgba(15, 15, 24, 0.9);
  --glass-border: var(--surface-alt);
  --text-dim: var(--text-faded);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-dark); }
a:focus-visible, button:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; box-shadow: var(--focus-ring); border-radius: 4px; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* === NAVBAR === */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: #0f0f18;
  border-bottom: 1px solid transparent;
  padding: 16px 0;
  transition: background 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.navbar.scrolled {
  background: rgba(15, 15, 24, 0.95);
  border-bottom-color: var(--surface-alt);
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.3);
}
.navbar .container { display: flex; justify-content: space-between; align-items: center; }
.navbar-logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 800; color: var(--text); }
.navbar-logo svg { width: 32px; height: 36px; }
.navbar-links { display: flex; gap: 28px; align-items: center; }
.navbar-links a { color: var(--text); font-size: 14px; font-weight: 500; transition: color 0.2s; opacity: 0.85; }
.navbar-links a:hover { color: var(--text); opacity: 1; }
.btn-nav { background: #DC2626; color: #fff !important; padding: 8px 20px; border-radius: var(--radius-pill); font-weight: 700; font-size: 14px; transition: all 0.2s; }
.btn-nav:hover { background: var(--accent); box-shadow: none; }

/* Hamburger */
.hamburger {
  display: none; background: none; border: none; cursor: pointer;
  width: 32px; height: 32px; position: relative; z-index: 101;
}
.hamburger span {
  display: block; width: 22px; height: 2px; background: var(--text);
  position: absolute; left: 5px; transition: all 0.3s;
}
.hamburger span:nth-child(1) { top: 8px; }
.hamburger span:nth-child(2) { top: 15px; }
.hamburger span:nth-child(3) { top: 22px; }
.hamburger.active span:nth-child(1) { top: 15px; transform: rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { top: 15px; transform: rotate(-45deg); }

/* Mobile nav overlay */
.nav-mobile {
  display: none; position: fixed; inset: 0; z-index: 99;
  background: #0f0f18;
  flex-direction: column; align-items: center; justify-content: center; gap: 32px;
}
.nav-mobile.active { display: flex; }
.nav-mobile a {
  color: var(--text); font-size: 20px; font-weight: 600;
  transition: color 0.2s;
}
.nav-mobile a:hover { color: var(--accent); }
.nav-mobile .btn-nav { font-size: 18px; padding: 12px 32px; }

/* === HERO === */
.hero {
  padding: 160px 0 100px; text-align: center;
  position: relative; overflow: hidden;
}
.hero-split { text-align: left; padding: 140px 0 80px; }
.hero-grid {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; align-items: center;
}
.hero-badge {
  display: block; font-size: 15px; color: var(--text-secondary);
  font-weight: 500; margin-bottom: 20px;
}
.hero h1 {
  font-family: var(--font-display); font-size: clamp(36px, 5vw, 56px); font-weight: 400;
  line-height: 1.08; letter-spacing: -0.02em; margin-bottom: 20px; max-width: 800px;
  position: relative;
}
.hero h1 span { color: inherit; }
.hero p {
  font-size: 18px; color: var(--text-secondary); max-width: 480px;
  margin: 0 0 32px; line-height: 1.6;
}
.hero-cta {
  display: flex; gap: 16px; flex-wrap: wrap;
}
.hero-trust {
  margin-top: 16px; font-size: 13px; color: var(--text-secondary);
}
.hero-stats-inline {
  display: flex; gap: 24px; margin-top: 28px; flex-wrap: wrap;
}
.hero-stats-inline span { font-size: 14px; color: var(--text-secondary); }
.hero-stats-inline b { font-family: var(--font-metric); font-size: 22px; font-weight: 700; color: var(--text); margin-right: 4px; font-variant-numeric: tabular-nums; }

/* === MOCKUP === */
.hero-mockup {
  position: relative;
}
.mockup-window {
  background: #1a1a1f; border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.mockup-header {
  display: flex; align-items: center; gap: 6px; padding: 10px 14px;
  background: #141418; border-bottom: 1px solid rgba(255,255,255,0.06);
}
.mockup-dot { width: 8px; height: 8px; border-radius: 50%; background: #333; }
.mockup-title { margin-left: 10px; font-size: 11px; font-weight: 700; color: #888; letter-spacing: 1px; }
.mockup-body { display: grid; grid-template-columns: 140px 1fr 200px; min-height: 280px; }
.mockup-sidebar {
  padding: 12px; border-right: 1px solid rgba(255,255,255,0.06);
  display: flex; flex-direction: column; gap: 2px;
}
.mockup-nav-item {
  display: flex; align-items: center; gap: 8px; padding: 6px 8px;
  font-size: 11px; color: #888; border-radius: 6px; cursor: default;
}
.mockup-nav-active { background: rgba(239,68,68,0.1); color: var(--accent); }
.mockup-progress { margin-top: auto; padding-top: 12px; border-top: 1px solid rgba(255,255,255,0.06); }
.mockup-progress-label { font-size: 10px; color: #666; margin-bottom: 6px; }
.mockup-progress-bar { height: 4px; background: #2a2a30; border-radius: 2px; overflow: hidden; }
.mockup-progress-fill { height: 100%; background: var(--accent); border-radius: 2px; }
.mockup-progress-pct { font-size: 11px; color: var(--accent); font-weight: 600; margin-top: 4px; }
.mockup-main { padding: 16px; border-right: 1px solid rgba(255,255,255,0.06); }
.mockup-section-title { font-size: 13px; font-weight: 700; color: #e0e0e0; }
.mockup-section-sub { font-size: 11px; color: #666; margin-top: 2px; margin-bottom: 12px; }
.mockup-route { display: flex; flex-direction: column; gap: 10px; }
.mockup-route-item { display: flex; align-items: center; gap: 10px; }
.mockup-route-num {
  width: 28px; height: 28px; border-radius: 50%; display: flex;
  align-items: center; justify-content: center; font-size: 12px; font-weight: 700; flex-shrink: 0;
}
.mockup-route-done { background: var(--accent); color: #fff; }
.mockup-route-active { background: rgba(239,68,68,0.15); color: var(--accent); border: 1.5px solid var(--accent); }
.mockup-route-locked { background: #2a2a30; color: #555; }
.mockup-route-name { font-size: 12px; font-weight: 600; color: #ccc; }
.mockup-route-meta { font-size: 10px; color: #666; }
.mockup-lab { padding: 12px; display: flex; flex-direction: column; gap: 8px; }
.mockup-lab-header { display: flex; justify-content: space-between; align-items: center; }
.mockup-lab-status { font-size: 10px; color: #4ade80; display: flex; align-items: center; gap: 4px; }
.mockup-dot-green { width: 6px; height: 6px; border-radius: 50%; background: #4ade80; }
.mockup-lab-tabs { display: flex; gap: 0; font-size: 10px; font-weight: 600; color: var(--text-faded); }
.mockup-lab-tabs span { padding: 4px 10px; cursor: default; }
.mockup-lab-tab-active { color: #e0e0e0; border-bottom: 2px solid var(--accent); }
.mockup-code {
  background: #111115; border-radius: 6px; padding: 10px 12px;
  font-family: var(--font-mono, 'JetBrains Mono', monospace); font-size: 11px;
  line-height: 1.6; color: #ccc;
}
.code-ln { color: var(--text-faded); margin-right: 8px; user-select: none; }
.code-kw { color: #c586c0; }
.code-str { color: #ce9178; }
.mockup-next { margin-top: auto; }
.mockup-next-card {
  display: flex; align-items: center; gap: 8px; padding: 8px 10px;
  background: rgba(239,68,68,0.06); border: 1px solid rgba(239,68,68,0.15);
  border-radius: 8px; margin-top: 6px;
}

/* === BENEFITS === */
.benefits-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px;
  margin-top: 48px;
}
.benefit-card { border-top: 1px solid var(--border); padding-top: 20px; }
.benefit-card h3 {
  font-family: var(--font-display); font-size: 20px; font-weight: 600;
  margin-bottom: 8px;
}
.benefit-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.5; }
.btn-primary {
  background: var(--accent-dark); color: #fff !important; padding: 14px 32px; /* 4,83:1; blanco sobre --accent solo 3,76:1 */
  border-radius: var(--radius-pill); font-size: 16px; font-weight: 700;
  border: none; cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
  transition: all 0.2s;
}
.btn-primary:hover { background: var(--accent-deep); }
.btn-primary:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; box-shadow: var(--focus-ring); }
.btn-secondary {
  background: transparent; color: var(--text); padding: 14px 32px;
  border-radius: var(--radius-pill); font-size: 16px; font-weight: 600;
  border: 1px solid var(--border); cursor: pointer;
  transition: all 0.2s;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-secondary:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; box-shadow: var(--focus-ring); }

/* === STATS === */
.stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 24px; padding: 60px 0; border-top: 1px solid var(--surface-alt);
  border-bottom: 1px solid var(--surface-alt);
}
.stat { text-align: center; }
.stat-value {
  font-family: var(--font-metric); font-size: 40px; font-weight: 700;
  color: var(--text); letter-spacing: -0.02em;
}
.stat-label { font-size: 14px; color: var(--text-secondary); margin-top: 4px; font-weight: 500; }

/* === SECTIONS === */
.section { padding: 80px 0; }
.section-header { text-align: left; margin-bottom: 40px; max-width: 720px; }
.section-header h2 { font-family: var(--font-display); font-size: 36px; font-weight: 400; letter-spacing: -0.015em; margin-bottom: 12px; }
.section-header p { font-size: 18px; color: var(--text-secondary); max-width: 600px; margin: 0; }
.section-line { display: none; }

/* === MODULES GRID === */
.modules-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 20px; }
.module-card {
  background: var(--surface); border: 1px solid var(--surface-alt);
  border-radius: var(--radius); padding: 28px; transition: all 0.3s ease;
  position: relative; overflow: hidden;
}
.module-card:hover { border-color: var(--border); }
.module-card.level-1 .module-number { color: var(--level-1); }
.module-card.level-2 .module-number { color: var(--level-2); }
.module-card.level-3 .module-number { color: var(--level-3); }
.module-card.level-4 .module-number { color: var(--level-4); }
/* Backward compat */
.module-number {
  font-family: var(--font-metric); font-size: 14px; font-weight: 600; color: var(--accent);
  font-variant-numeric: tabular-nums; margin-bottom: 8px;
}
.module-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.module-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.5; }
.module-badge {
  position: absolute; top: 28px; right: 28px;
  font-size: 13px; font-weight: 500; color: var(--text-muted);
}
.badge-free { color: var(--text-secondary); }

/* === CATALOG LINES (portada: «El catálogo, por líneas», generado por scripts/build-catalog-lines.py) === */
.catalog-lines { margin-top: 48px; }
.catalog-lines-head h3 { font-size: 24px; margin-bottom: 6px; }
.catalog-lines-head p { color: var(--text-secondary); font-size: 15px; margin: 0 0 20px; }
/* La barra es el total: siete tramos proporcionales que suman el catálogo entero. Decorativa; la lista lleva los datos. */
.catalog-bar { display: flex; gap: 3px; height: 8px; margin-bottom: 8px; border-radius: var(--radius-pill); overflow: hidden; }
.catalog-bar span { display: block; flex: 0 0 var(--share); min-width: 3px; background: var(--border); }
.catalog-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--border); }
.catalog-line {
  display: grid; grid-template-columns: 128px 1fr; column-gap: 28px;
  padding: 22px 0; border-bottom: 1px solid var(--border);
}
.catalog-line:target { background: var(--accent-soft); margin: 0 -12px; padding-left: 12px; padding-right: 12px; }
.catalog-count { display: flex; flex-direction: column; line-height: 1; }
.catalog-count-label { font-size: 13px; font-weight: 600; color: var(--text-muted); margin-bottom: 8px; }
.catalog-count-n { font-family: var(--font-metric); font-weight: 700; font-size: 38px; font-variant-numeric: tabular-nums; color: var(--text); }
.catalog-count-share { font-family: var(--font-metric); font-size: 13px; font-variant-numeric: tabular-nums; color: var(--text-muted); margin-top: 8px; }
.catalog-body h4 { font-size: 19px; font-weight: 700; margin: 0 0 6px; }
.catalog-body p { font-size: 15px; color: var(--text-secondary); line-height: 1.55; max-width: 62ch; margin: 0 0 8px; }
.catalog-links { font-size: 14px; font-weight: 600; margin-bottom: 0 !important; }
/* Enlaces en línea con área tocable de 24 px (WCAG 2.5.8) sin cambiar el ritmo del texto. */
.catalog-links a { color: var(--accent); text-decoration: none; display: inline-block; padding: 4px 0; min-height: 24px; border-radius: var(--radius-sm); }
.catalog-links a:hover { text-decoration: underline; }
.catalog-links a:focus-visible { outline: none; box-shadow: var(--focus-ring); }

/* === FEATURES === */
.features-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }
.feature-card {
  background: var(--surface); border: 1px solid var(--surface-alt);
  border-radius: var(--radius); padding: 28px;
}
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--text-secondary); }

/* === PRICING === */
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; max-width: 1000px; margin: 0 auto; }
.pricing-card {
  background: var(--surface); border: 1px solid var(--surface-alt);
  border-radius: 20px; padding: 36px 24px; text-align: center;
  position: relative; transition: all 0.3s ease; box-shadow: var(--shadow-card);
}
.pricing-card.featured { border-color: var(--border); }
.pricing-card.featured::before {
  content: 'Más popular'; position: absolute; top: -12px; left: 50%;
  transform: translateX(-50%); background: var(--surface); color: var(--text-secondary);
  border: 1px solid var(--border); padding: 3px 14px; border-radius: var(--radius-pill);
  font-size: 12px; font-weight: 600;
}
.pricing-tier { font-size: 14px; color: var(--text-muted); margin-bottom: 8px; }
.pricing-name { font-family: var(--font-display); font-size: 24px; font-weight: 400; margin-bottom: 16px; }
.pricing-price {
  font-family: var(--font-metric); font-size: 44px; font-weight: 700;
  color: var(--text); margin-bottom: 4px; letter-spacing: -0.02em; white-space: nowrap;
}
.pricing-price span { font-family: var(--font-body); font-size: 18px; font-weight: 500; color: var(--text-muted); }
.pricing-desc { font-size: 14px; color: var(--text-secondary); margin-bottom: 24px; }
.pricing-features { list-style: none; text-align: left; margin-bottom: 28px; }
.pricing-features li { padding: 8px 0; font-size: 14px; color: var(--text); border-bottom: 1px solid var(--surface-alt); display: flex; align-items: center; gap: 10px; }
.pricing-features li::before { content: '\2713'; color: var(--success); font-weight: 700; }
.btn-pricing { display: block; text-align: center; width: 100%; box-sizing: border-box; padding: 14px; border-radius: var(--radius-pill); font-size: 16px; font-weight: 700; border: none; cursor: pointer; transition: all 0.2s; }
.btn-pricing.primary { background: var(--accent-dark); color: #fff !important; }
.btn-pricing.primary:hover { background: var(--accent-deep); box-shadow: none; }
.btn-pricing.secondary { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-pricing.secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-pricing:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; box-shadow: var(--focus-ring); }

/* === EMAIL CAPTURE === */
.email-section { background: var(--bg-alt); border-radius: 24px; padding: 60px; text-align: center; margin: 40px 0; border: 1px solid var(--surface-alt); }
.email-form { display: flex; gap: 12px; max-width: 480px; margin: 24px auto 0; }
.email-input {
  flex: 1; padding: 14px 20px; border-radius: var(--radius-pill);
  border: 1px solid var(--border); background: var(--surface);
  color: var(--text); font-size: 16px; font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.email-input:focus { outline: 3px solid var(--accent); outline-offset: 2px; border-color: var(--accent); box-shadow: var(--focus-ring); }
.email-input::placeholder { color: var(--text-faded); }

/* === FOOTER === */
.footer { padding: 60px 0 30px; border-top: 1px solid var(--surface-alt); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand h3 { font-size: 20px; font-weight: 800; margin-bottom: 8px; }
.footer-brand p { font-size: 14px; color: var(--text-secondary); }
.footer-col h4 { font-size: 14px; font-weight: 700; color: var(--text-secondary); margin-bottom: 16px; }
.footer-col a { display: block; font-size: 14px; color: var(--text-secondary); padding: 4px 0; transition: color 0.2s; }
.footer-col a:hover { color: var(--text); }
.footer-bottom { text-align: center; font-size: 13px; color: var(--text-muted); padding-top: 20px; border-top: 1px solid var(--surface-alt); }
.footer-social { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 10px; margin-bottom: 18px; }
.footer-social-label { width: 100%; text-align: center; font-size: 12px; font-weight: 700; color: var(--text-muted); }
.footer-social a { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--surface-alt); color: var(--text-secondary); transition: color 0.2s, border-color 0.2s, transform 0.2s; }
.footer-social a:hover, .footer-social a:focus-visible { color: var(--text); border-color: var(--accent); transform: translateY(-1px); }
.footer-social svg { width: 18px; height: 18px; fill: currentColor; }

/* Home variants: lead item, plain list */
.benefits-grid.has-lead { grid-template-columns: 1.6fr 1fr 1fr; }
.benefits-grid.has-lead .benefit-card:first-child h3 { font-size: 28px; }
.benefits-grid.has-lead .benefit-card:first-child p { font-size: 16px; }
.features-grid.features-lead { grid-template-columns: 1.6fr 1fr 1fr; }
.features-grid.features-lead .feature-card:first-child { padding: 36px 28px; }
.features-grid.features-lead .feature-card:first-child h3 { font-size: 24px; }
.features-grid.features-lead .feature-card:first-child p { font-size: 16px; }
.features-grid.features-list { grid-template-columns: repeat(2, 1fr); gap: 0 48px; }
.features-grid.features-list .feature-card { background: none; border: 0; border-top: 1px solid var(--border); border-radius: 0; padding: 20px 0 24px; }

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .modules-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid, .features-grid.features-lead { grid-template-columns: repeat(2, 1fr); }
  .benefits-grid.has-lead { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .navbar-links { display: none; }
  .hamburger { display: block; }
  .hero { padding: 120px 0 60px; }
  .hero-split { text-align: center; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-content { align-items: center; display: flex; flex-direction: column; }
  .hero h1 { font-size: 32px; text-align: center; }
  .hero p { font-size: 16px; text-align: center; margin: 0 auto 32px; }
  .hero-trust { text-align: center; }
  .hero-stats-inline { justify-content: center; }
  .hero-mockup { max-width: 520px; margin: 0 auto; }
  .mockup-body { grid-template-columns: 1fr; }
  .mockup-sidebar { display: none; }
  .mockup-lab { display: none; }
  .benefits-grid, .benefits-grid.has-lead { grid-template-columns: 1fr; gap: 32px; }
  .modules-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .features-grid, .features-grid.features-lead, .features-grid.features-list { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .email-form { flex-direction: column; }
  .email-section { padding: 40px 24px; }
  .hero-cta { flex-direction: column; align-items: center; }
  /* Mobile tap targets (WCAG 2.5.8: min 44x44 for interactive) */
  .footer a { min-height: 40px; display: inline-flex; align-items: center; }
  .btn-primary, .btn-secondary, .btn-nav { min-height: 44px; }
  body { overflow-x: hidden; }
  /* Una columna: la cifra pasa a una fila compacta encima del título (el orden del DOM no cambia). */
  .catalog-line { grid-template-columns: 1fr; row-gap: 8px; }
  .catalog-count { flex-direction: row; align-items: baseline; gap: 10px; }
  .catalog-count-label, .catalog-count-share { margin: 0; }
  .catalog-count-n { font-size: 28px; }
}

/* Bloques de código: hacen scroll dentro de su caja en vez de ensanchar la página. Sin esto, las
   páginas de contenido (/course/content/…) con código se desbordaban en móvil (29-09-2026). */
pre { max-width: 100%; overflow-x: auto; }

/* Buscador (M1): la caja del menú. Es un formulario GET y el motor solo se carga en /search/. */
.nav-buscar { display: inline-flex; align-items: center; }
.nav-buscar input[type="search"] { width: 150px; padding: 7px 12px; font-size: 14px;
  font-family: var(--font-body); color: var(--text); background: var(--surface-alt);
  border: 1px solid var(--border); border-radius: 8px; }
.nav-buscar input[type="search"]::placeholder { color: var(--text-muted); }
.nav-buscar input[type="search"]:focus { outline: 2px solid var(--accent); outline-offset: 1px;
  background: var(--surface); }
.nav-buscar input[type="search"]::-webkit-search-cancel-button { -webkit-appearance: none; }
@media (max-width: 700px) { .pricing-grid { grid-template-columns: 1fr !important; } }
@media (max-width: 900px) { .nav-buscar input[type="search"] { width: 96px; } }