/* ============================================================
   APRENDE A HOMOLOGAR — Sistema de diseño
   ------------------------------------------------------------
   Todo el aspecto de la web se controla desde aquí.
   Para cambiar colores o tipografías, edita solo el bloque
   ":root" de abajo. No hace falta tocar nada más.
   ============================================================ */

/* ---------- 1. TOKENS (colores, fuentes, medidas) ---------- */
:root {
  /* Colores de marca */
  --color-bg:        #0d0d0f;   /* Fondo general (casi negro) */
  --color-bg-2:      #141417;   /* Fondo alterno de secciones */
  --color-surface:   #1a1a1e;   /* Tarjetas */
  --color-surface-2: #212127;   /* Tarjetas hover / bordes suaves */
  --color-border:    #2a2a31;   /* Líneas y bordes */

  --color-accent:    #e85d2a;   /* NARANJA de marca (botones, enlaces activos) — del logo */
  --color-accent-2:  #f5811f;   /* Naranja claro (hover / degradados) */
  --color-accent-dk: #c94a1d;   /* Naranja oscuro (pulsado) */

  --color-cream:     #ede5d6;   /* Crema/hueso del logo (detalles de marca) */

  --color-text:      #ffffff;   /* Texto principal */
  --color-text-soft: #c7c7cf;   /* Texto secundario */
  --color-text-mute: #8a8a93;   /* Texto apagado / notas */

  /* Tipografías */
  --font-head: 'Sora', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;

  /* Medidas */
  --max-width: 1160px;
  --radius:    14px;
  --radius-sm: 10px;
  --radius-lg: 24px;

  --shadow:    0 10px 40px rgba(0,0,0,.45);
  --shadow-accent: 0 12px 32px rgba(232,93,42,.28);

  --transition: .2s ease;
}

/* ---------- 2. RESET Y BASE ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 .5em;
}

h1 { font-size: clamp(2.4rem, 5.5vw, 4.2rem); }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); }
h3 { font-size: 1.35rem; }

p { margin: 0 0 1rem; color: var(--color-text-soft); text-align: justify; text-align-last: left; hyphens: auto; }
p strong { color: var(--color-text); font-weight: 700; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-accent);
  font-weight: 700;
}
.link-arrow span { transition: transform var(--transition); }
.link-arrow:hover span { transform: translateX(4px); }

/* ---------- 3. UTILIDADES DE LAYOUT ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: 24px;
}

.section {
  padding-block: clamp(64px, 9vw, 120px);
}
.section--alt { background: var(--color-bg-2); }

.section-head {
  max-width: 720px;
  margin: 0 auto 56px;
  text-align: center;
}
.section-head p { font-size: 1.1rem; }

.highlight-box {
  background: var(--color-surface);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 32px 36px;
}
.highlight-box p { color: var(--color-text); font-size: 1.15rem; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.text-accent { color: var(--color-accent); }

.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- 4. BOTONES ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  padding: 15px 30px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), background var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: var(--shadow-accent);
}
.btn-primary:hover { background: var(--color-accent-2); transform: translateY(-2px); }

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-ghost:hover { border-color: var(--color-accent); color: var(--color-accent); }

.btn-lg { padding: 18px 38px; font-size: 1.1rem; }
.btn-block { width: 100%; }

/* ---------- 5. CABECERA / NAV ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(13,13,15,.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.15rem;
}
.brand img { height: 38px; width: auto; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  font-weight: 500;
  color: var(--color-text-soft);
  transition: color var(--transition);
  position: relative;
}
.nav-links a:hover { color: var(--color-text); }
.nav-links a.is-active { color: var(--color-accent); }
.nav-links a.is-active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -8px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}

.nav-cta { display: flex; align-items: center; gap: 18px; }

/* Botón hamburguesa (móvil) */
.nav-toggle {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle span + span { margin-top: 6px; }

/* ---------- 6. HERO ---------- */
.hero {
  position: relative;
  min-height: 78vh;
  display: flex;
  align-items: center;
  text-align: center;
  overflow: hidden;
}
/* Carrusel de fondo del hero: varias fotos en capas que se van alternando */
.hero__carousel {
  position: absolute;
  inset: 0;
  background: #000;
  z-index: 0;
}
.hero__carousel::after {
  /* Capa oscura por encima de las fotos para que el texto se lea bien */
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(13,13,15,.45), rgba(13,13,15,.65));
  z-index: 2;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.4s ease;
  z-index: 1;
}
.hero__bg.is-active { opacity: 1; }
.hero__inner { position: relative; z-index: 1; max-width: 860px; margin-inline: auto; }
.hero h1 { margin-bottom: 20px; }
.hero__sub {
  font-size: 1.3rem;
  color: var(--color-text-soft);
  max-width: 620px;
  margin: 0 auto 36px;
}
.hero__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* Hero pequeño para páginas internas */
.hero-sub {
  padding-block: clamp(72px, 10vw, 130px);
  text-align: center;
  background: var(--color-bg-2);
  border-bottom: 1px solid var(--color-border);
}
.hero-sub h1 { font-size: clamp(2.1rem, 4.5vw, 3.4rem); }
.hero-sub p { font-size: 1.2rem; max-width: 620px; margin-inline: auto; }

/* Sello tipo "certificación ITV" */
.itv-stamp {
  width: min(260px, 70vw);
  transform: rotate(-8deg);
  filter: drop-shadow(0 12px 28px rgba(232,93,42,.18));
}
.itv-stamp svg { width: 100%; height: auto; }

/* ---------- 7. TARJETAS ---------- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px;
  transition: transform var(--transition), border-color var(--transition);
}
.card:hover { transform: translateY(-4px); border-color: var(--color-surface-2); }

.card__icon {
  width: 52px; height: 52px;
  display: grid; place-items: center;
  border-radius: 12px;
  background: rgba(232,93,42,.12);
  color: var(--color-accent);
  margin-bottom: 20px;
  font-size: 1.4rem;
}
.card h3 { margin-bottom: 10px; }
.card p { margin-bottom: 0; font-size: .98rem; }

/* Tarjeta de curso */
.course-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition);
}
.course-card:hover { transform: translateY(-6px); border-color: var(--color-accent); }
.course-card.is-featured { border-color: var(--color-accent); box-shadow: var(--shadow-accent); }

.course-card__media {
  aspect-ratio: 16/10;
  background: var(--color-surface-2) center/cover no-repeat;
  position: relative;
}
.course-card__media--icon {
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 30% 30%, rgba(245,129,31,.18), transparent 60%),
    var(--color-surface-2);
}
.course-card__media--icon svg { width: 128px; height: 128px; }
.course-card__badge {
  position: absolute; top: 16px; left: 16px;
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 100px;
}
.course-card__body { padding: 28px; display: flex; flex-direction: column; flex: 1; }
.course-card__price {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 2rem;
  margin: 4px 0 18px;
}
.course-card__price small { font-size: .95rem; font-weight: 500; color: var(--color-text-mute); }

.feature-list { list-style: none; margin: 0 0 26px; padding: 0; }
.feature-list li {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 8px 0;
  color: var(--color-text-soft);
  font-size: .98rem;
}
.feature-list li::before {
  content: "✓";
  color: var(--color-accent);
  font-weight: 800;
  flex: 0 0 auto;
}
.course-card__body .btn { margin-top: auto; }

/* Lista neutra para datos factuales (identificación legal, etc.) */
.plain-list { list-style: none; margin: 0 0 26px; padding: 0; }
.plain-list li {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 6px 0;
  color: var(--color-text-soft);
  font-size: .98rem;
}
.plain-list li::before {
  content: "–";
  color: var(--color-text-mute);
  flex: 0 0 auto;
}
.plain-list strong { color: var(--color-text); }

/* ---------- 8. STATS ---------- */
.stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; text-align: center; }
.stat__num {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--color-accent);
}
.stat__label { color: var(--color-text-mute); font-size: .95rem; }

/* ---------- 9. TESTIMONIOS ---------- */
.quote {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 30px;
}
.quote p { font-size: 1.05rem; color: var(--color-text); }
.quote__author { display: flex; align-items: center; gap: 12px; margin-top: 18px; }
.quote__avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--color-surface-2);
  flex: 0 0 auto;
}
.quote__name { font-weight: 700; font-family: var(--font-head); font-size: .95rem; }
.quote__role { color: var(--color-text-mute); font-size: .85rem; }

/* ---------- 10. FAQ (acordeón) ---------- */
.faq { max-width: 760px; margin-inline: auto; }
.faq__item {
  border-bottom: 1px solid var(--color-border);
}
.faq__q {
  width: 100%;
  background: none;
  border: 0;
  text-align: left;
  padding: 22px 0;
  color: var(--color-text);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}
.faq__q::after { content: "+"; color: var(--color-accent); font-size: 1.5rem; transition: var(--transition); }
.faq__item.is-open .faq__q::after { transform: rotate(45deg); }
.faq__a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}
.faq__a p { padding-bottom: 22px; margin: 0; }

/* ---------- 11. CTA FINAL ---------- */
.cta-band {
  text-align: center;
  background:
    radial-gradient(circle at 50% 0%, rgba(232,93,42,.18), transparent 60%),
    var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(48px, 7vw, 80px) 24px;
}
.cta-band h2 { max-width: 640px; margin-inline: auto; }
.cta-band p { max-width: 520px; margin: 0 auto 32px; font-size: 1.15rem; }

/* ---------- 12. FORMULARIO ---------- */
.form { display: grid; gap: 18px; }
.form label { font-weight: 600; font-size: .9rem; margin-bottom: 6px; display: block; }
.form input, .form textarea, .form select {
  width: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 14px 16px;
  transition: border-color var(--transition);
}
.form input:focus, .form textarea:focus, .form select:focus {
  outline: none;
  border-color: var(--color-accent);
}
.form textarea { resize: vertical; min-height: 140px; }

.contact-info { display: grid; gap: 22px; }
.contact-info__item { display: flex; gap: 16px; align-items: flex-start; }
.contact-info__icon {
  width: 46px; height: 46px; flex: 0 0 auto;
  display: grid; place-items: center;
  border-radius: 12px;
  background: rgba(232,93,42,.12);
  color: var(--color-accent);
}
.contact-info__label { color: var(--color-text-mute); font-size: .85rem; }
.contact-info__value { font-weight: 600; font-family: var(--font-head); }

/* ---------- 13. PIE ---------- */
.footer {
  background: var(--color-bg-2);
  border-top: 1px solid var(--color-border);
  padding-block: 64px 32px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer h4 { font-size: .95rem; text-transform: uppercase; letter-spacing: .05em; color: var(--color-text-mute); }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.footer a { color: var(--color-text-soft); transition: color var(--transition); }
.footer a:hover { color: var(--color-accent); }

/* Iconos de redes sociales */
.social-links { display: flex; gap: 12px; margin-top: 20px; }
.social-links a {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-soft);
  transition: background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition);
}
.social-links a:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
  transform: translateY(-2px);
}
.social-links svg { width: 18px; height: 18px; }

.footer__bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--color-text-mute);
  font-size: .88rem;
}

/* ---------- 14. RESPONSIVE ---------- */
@media (max-width: 900px) {
  .grid-3, .grid-4, .stats { grid-template-columns: repeat(2,1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav-links {
    position: fixed;
    inset: 76px 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 12px 24px 24px;
    transform: translateY(-140%);
    transition: transform .3s ease;
  }
  .nav-links.is-open { transform: translateY(0); }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 14px 0; }
  .nav-links a.is-active::after { display: none; }
  .nav-toggle { display: block; }
  .nav-cta .btn { display: none; }

  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2,1fr); }
  .footer__grid { grid-template-columns: 1fr; }
  body { font-size: 16px; }
}