/* Landing editable de cursos Pro y tracks (templates/courses_templates/landing_page.html).
   Sistema "Editor at Night" (DESIGN.md). Mobile first: casi todo el tráfico llega en
   celular desde Instagram/Facebook, así que el botón de compra cabe en la primera
   pantalla a 390 px. Las clases landing-curr-*, review-* y reviews-* son copia de
   course_landing.html (la página de siempre no se toca mientras la campaña está activa). */

:root {
  --lp-gap-section: clamp(40px, 7vw, 72px);
  --lp-ease: cubic-bezier(0.25, 1, 0.5, 1);
}

/* ---------- Hero ---------- */
.lp-hero { padding: calc(64px + var(--space-md)) 0 var(--space-xl); }
.lp-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas: "head" "visual" "buy";
  gap: var(--space-lg);
}
.lp-head { grid-area: head; }
.lp-visual { grid-area: visual; }
.lp-buy { grid-area: buy; }
@media (min-width: 960px) {
  .lp-hero { padding: calc(64px + var(--space-2xl)) 0 var(--space-md); }
  .lp-hero__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    grid-template-areas: "head visual" "buy visual";
    grid-template-rows: auto 1fr;
    column-gap: var(--space-3xl);
    row-gap: var(--space-xl);
  }
  .lp-visual { align-self: center; }
  .lp-hero__grid--solo { grid-template-columns: minmax(0, 1fr); grid-template-areas: "head" "buy"; max-width: 760px; }
}

.lp-head__badge {
  display: inline-block;
  margin: 0 0 var(--space-md);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: var(--color-primary-container);
  color: var(--color-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.lp-head__title {
  font-size: clamp(2rem, 6vw, 3.25rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--color-on-background);
  margin: 0 0 var(--space-md);
  text-wrap: balance;
}
.lp-head__desc {
  margin: 0 0 var(--space-md);
  max-width: 60ch;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.65;
  color: var(--color-on-surface);
}
.lp-meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}
.lp-meta li {
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-on-surface-muted);
  font-size: 0.8125rem;
  white-space: nowrap;
}

/* ---------- Visual ---------- */
.lp-visual {
  margin: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-code-bg);
}
.lp-visual__bar {
  padding: 8px var(--space-md);
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-on-surface-muted);
}
.lp-visual__code, .lp-visual__out {
  margin: 0;
  padding: var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}
@media (min-width: 960px) { .lp-visual__code, .lp-visual__out { padding: var(--space-lg); font-size: 0.875rem; } }
.lp-visual__code { color: var(--color-on-background); }
.lp-visual__out { border-top: 1px solid var(--color-border); color: var(--color-secondary); }
.lp-visual__out::before { content: "salida › "; color: var(--color-on-surface-muted); }
.lp-visual--image img { display: block; width: 100%; height: auto; max-height: 220px; object-fit: cover; }
@media (min-width: 960px) { .lp-visual--image img { max-height: none; } }

/* ---------- Compra ---------- */
.lp-buyblock { display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-sm); }
.lp-buyblock__row { display: flex; flex-direction: column; align-items: stretch; gap: var(--space-sm); width: 100%; }
.lp-buyblock__price {
  margin: 0;
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-on-background);
  line-height: 1;
}
.lp-buyblock__price span { font-size: 0.875rem; font-weight: 400; letter-spacing: 0; color: var(--color-on-surface-muted); }
.lp-buyblock form { margin: 0; width: 100%; }
.lp-buyblock form .btn { width: 100%; justify-content: center; min-height: 52px; }
@media (min-width: 600px) {
  .lp-buyblock__row { flex-direction: row; align-items: center; gap: var(--space-lg); width: auto; }
  .lp-buyblock form, .lp-buyblock form .btn { width: auto; }
}
.lp-hero .lp-buyblock form .btn { box-shadow: 0 0 24px rgba(37, 99, 235, 0.35); }
.lp-buyblock__micro { margin: 0; font-size: 0.8125rem; color: var(--color-on-surface-muted); }
.lp-buyblock__free {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-secondary);
  text-decoration: none;
}
.lp-buyblock__free:hover { text-decoration: underline; text-underline-offset: 3px; }
.lp-buyblock--center { align-items: center; text-align: center; }
.lp-buyblock--center .lp-buyblock__row { align-items: center; justify-content: center; }
.btn--lg { padding: 14px 28px; font-size: 1rem; }
.btn[disabled] { opacity: 0.6; cursor: not-allowed; }

/* ---------- Secciones ---------- */
.lp-section { padding: var(--lp-gap-section) 0; }
.lp-section--alt { background: var(--color-surface); border-block: 1px solid var(--color-border); }
.lp-section__head { margin-bottom: var(--space-lg); }
.lp-section__eyebrow {
  margin: 0 0 var(--space-xs);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--color-secondary);
}
.lp-section__title {
  margin: 0;
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--color-on-background);
  text-wrap: balance;
}
.lp-narrow { max-width: 760px; }
.lp-faq-wrap > * { max-width: 760px; }


/* ¿Es para mí?: un panel, dos columnas */
.lp-fit {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}
@media (min-width: 720px) { .lp-fit { grid-template-columns: 1fr 1fr; } }
.lp-fit__col { padding: var(--space-lg); }
.lp-fit__col + .lp-fit__col { border-top: 1px solid var(--color-border); }
@media (min-width: 720px) { .lp-fit__col + .lp-fit__col { border-top: 0; border-left: 1px solid var(--color-border); } }
.lp-fit__title { margin: 0 0 var(--space-md); font-size: 1rem; font-weight: 600; color: var(--color-on-background); }
.lp-fit ul { margin: 0; padding: 0; list-style: none; display: grid; gap: var(--space-sm); }
.lp-fit li { position: relative; padding-left: 1.75em; color: var(--color-on-surface); line-height: 1.5; }
.lp-fit li::before { position: absolute; left: 0; top: 0; font-weight: 700; }
.lp-fit__col--yes li::before { content: "\2713"; color: var(--color-success, #10B981); }
.lp-fit__col--no li::before { content: "\2715"; color: var(--color-on-surface-muted); }

/* Proyectos: lista numerada */
.lp-projects { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-lg); }
@media (min-width: 900px) { .lp-projects { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: var(--space-xl); } }
.lp-project { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: var(--space-md); align-items: start; }
.lp-project__num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-secondary);
  padding-top: 2px;
}
.lp-project__title { margin: 0 0 var(--space-xs); font-size: 1.0625rem; font-weight: 600; color: var(--color-on-background); }
.lp-project__line { margin: 0; color: var(--color-on-surface); line-height: 1.55; font-size: 0.9375rem; }
.lp-project__img { display: block; width: 100%; margin-top: var(--space-md); border-radius: var(--radius-md); border: 1px solid var(--color-border); aspect-ratio: 16 / 9; object-fit: cover; }
.lp-project__snippet {
  margin: var(--space-md) 0 0;
  padding: var(--space-md);
  border-radius: var(--radius-sm);
  background: var(--color-code-bg);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--color-on-background);
}

/* Instructor */
.lp-instructor { display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: var(--space-md); align-items: start; }
@media (min-width: 720px) { .lp-instructor { grid-template-columns: 96px minmax(0, 1fr); gap: var(--space-xl); align-items: center; } }
.lp-instructor__avatar { width: 100%; height: auto; aspect-ratio: 1; border-radius: var(--radius-full); object-fit: cover; border: 1px solid var(--color-border); }
.lp-instructor__bio { margin: var(--space-sm) 0 0; max-width: 62ch; color: var(--color-on-surface); line-height: 1.65; }

/* FAQ */
.lp-faq { border-top: 1px solid var(--color-border); }
.lp-faq__item { border-bottom: 1px solid var(--color-border); }
.lp-faq__q {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  min-height: 56px;
  padding: var(--space-sm) 0;
  cursor: pointer;
  font-weight: 600;
  color: var(--color-on-background);
}
.lp-faq__q::-webkit-details-marker { display: none; }
.lp-faq__q::after { content: "+"; font-family: var(--font-mono); font-size: 1.25rem; color: var(--color-on-surface-muted); transition: transform 0.2s var(--lp-ease); }
.lp-faq__item[open] .lp-faq__q::after { transform: rotate(45deg); }
.lp-faq__q:focus-visible { outline: 2px solid var(--color-secondary); outline-offset: 2px; border-radius: var(--radius-sm); }
.lp-faq__a { padding: 0 0 var(--space-md); color: var(--color-on-surface); line-height: 1.6; max-width: 65ch; }
.lp-faq__a p { margin: 0 0 var(--space-sm); }
.lp-faq__a p:last-child { margin: 0; }

/* Cierre */
.lp-close__inner { display: flex; flex-direction: column; align-items: center; gap: var(--space-lg); text-align: center; }

/* Barra fija (solo celular) */
.landing-sticky {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -8px 24px rgba(5, 7, 12, 0.5);
}
.landing-sticky[hidden] { display: none; }
@media (min-width: 769px) { .landing-sticky { display: none !important; } }
.landing-sticky__info { display: flex; flex-direction: column; min-width: 0; }
.landing-sticky__name { font-weight: 700; color: var(--color-on-background); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.landing-sticky__price { font-size: 0.8125rem; color: var(--color-on-surface-muted); }
.landing-sticky form { margin: 0; flex: none; }
.landing-sticky .btn--lg { padding: 12px 18px; font-size: 0.9375rem; white-space: nowrap; min-height: 48px; }

/* Temario de track */
.lp-track-courses { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-sm); }
.lp-track-course {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  min-height: 56px;
  padding: var(--space-md) var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-on-background);
  text-decoration: none;
  transition: border-color 0.2s var(--lp-ease);
}
.lp-track-course:hover { border-color: var(--color-border-strong, #3D4452); }
.lp-track-course__num { font-family: var(--font-mono); font-size: 0.8125rem; color: var(--color-secondary); }
.lp-track-course__name { flex: 1; font-weight: 600; }
.lp-track-course__count { font-size: 0.8125rem; color: var(--color-on-surface-muted); white-space: nowrap; }

@media (prefers-reduced-motion: reduce) {
  .lp-faq__q::after, .lp-track-course { transition: none; }
}

/* --- copia de course_landing.html: temario y reseñas --- */
.landing-curriculum {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.landing-curr-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
}
.landing-curr-section__head {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--space-md);
  color: var(--color-on-background);
}
.landing-curr-section__head::-webkit-details-marker { display: none; }
.landing-curr-section__num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-secondary);
}
.landing-curr-section__title { flex: 1; font-weight: 600; }
.landing-curr-section__count {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-on-surface-muted);
}

.landing-curr-lessons {
  list-style: none;
  margin: var(--space-md) 0 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.landing-curr-lesson {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  border: 1px solid transparent;
  color: var(--color-on-surface);
  text-decoration: none;
}
.landing-curr-lesson--preview { transition: background var(--dur-base) var(--ease-out-quart), border-color var(--dur-base) var(--ease-out-quart); }
.landing-curr-lesson--preview:hover {
  background: var(--color-surface-alt);
  border-color: var(--color-secondary);
  color: var(--color-on-background);
}
.landing-curr-lesson--locked { opacity: 0.7; }
.landing-curr-lesson__icon {
  flex-shrink: 0;
  width: 16px;
  text-align: center;
  font-family: var(--font-mono);
  color: var(--color-on-surface-muted);
}
.landing-curr-lesson__title { flex: 1; }
.landing-curr-lesson__tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  background: var(--color-primary-container);
  color: var(--color-secondary);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.landing-curr-lesson__dur {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-on-surface-muted);
}

.landing-instructor {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: center;
}
@media (min-width: 720px) {
  .landing-instructor { grid-template-columns: 120px 1fr; }
}
.reviews-stars {
  color: var(--color-warning);
  font-size: 1.25rem;
  letter-spacing: 0.05em;
  margin-left: var(--space-sm);
}
.reviews-count {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-on-surface-muted);
  margin-left: var(--space-sm);
}
.reviews-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}
@media (min-width: 720px) {
  .reviews-grid { grid-template-columns: 1fr 1fr; }
}
.review-card {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
}
.review-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
}
.review-card__author {
  font-weight: 600;
  color: var(--color-on-background);
  font-size: 0.9375rem;
}
.review-card__head .reviews-stars {
  font-size: 0.875rem;
  margin: 0;
}
.review-card__body {
  color: var(--color-on-surface);
  font-size: 0.9375rem;
  line-height: 1.5;
  margin: 0 0 var(--space-sm) 0;
}
.review-card__body p:last-child { margin-bottom: 0; }
.review-card__date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-on-surface-muted);
  margin: 0;
}

/* Carrusel de reseñas reales (componente 8) */
.lp-reviews__head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-md); }
.lp-reviews__avg { margin: var(--space-sm) 0 0; font-size: 0.875rem; color: var(--color-on-surface-muted); }
.lp-reviews__avg .reviews-stars { font-size: 1rem; margin: 0 4px 0 0; }
.lp-reviews__nav { display: none; gap: var(--space-xs); }
@media (min-width: 720px) { .lp-reviews__nav { display: flex; } }
.lp-reviews__btn {
  width: 40px; height: 40px; border-radius: var(--radius-full);
  border: 1px solid var(--color-border); background: var(--color-surface-alt);
  color: var(--color-on-background); cursor: pointer; font-size: 1rem;
}
.lp-reviews__btn:hover { border-color: var(--color-secondary); }
.lp-reviews__track {
  list-style: none; margin: 0; padding: 0 0 var(--space-sm);
  display: grid; grid-auto-flow: column; grid-auto-columns: 85%;
  gap: var(--space-md); overflow-x: auto; scroll-snap-type: x mandatory;
  overscroll-behavior-x: contain; scrollbar-width: thin;
}
@media (min-width: 720px) { .lp-reviews__track { grid-auto-columns: calc((100% - 2 * var(--space-md)) / 3); } }
.lp-review {
  scroll-snap-align: start; display: flex; flex-direction: column; gap: var(--space-sm);
  padding: var(--space-lg); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); background: var(--color-surface-alt);
}
.lp-review .reviews-stars { margin: 0; font-size: 0.875rem; }
.lp-review__text { margin: 0; flex: 1; color: var(--color-on-background); line-height: 1.55; font-size: 0.9375rem; }
.lp-review__who { margin: 0; font-weight: 600; color: var(--color-on-surface); font-size: 0.875rem; }

/* Estrellas en línea (los SVG del icono son block) y flechas solo si hay overflow */
.reviews-stars { display: inline-flex; align-items: center; gap: 2px; margin: 0; color: var(--color-warning); line-height: 1; }
.reviews-stars svg { width: 1em; height: 1em; display: block; }
.lp-reviews__nav[hidden] { display: none !important; }

/* Instructor: título y credenciales (autoridad con datos verdaderos) */
.lp-instructor__title { margin: var(--space-xs) 0 0; font-weight: 600; color: var(--color-secondary); font-size: 0.9375rem; }
.lp-instructor__creds { list-style: none; margin: var(--space-md) 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: var(--space-xs); }
.lp-instructor__cred {
  padding: 4px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-on-surface);
  font-size: 0.8125rem;
  line-height: 1.4;
}