/* ============================================================
   landing.css — Estilos específicos de la Landing Page
   Se carga después de variables.css y base.css.
   ============================================================ */

/* ——— Layout general ——— */
.section {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-6) var(--spacing-3);
}

.section--tinted {
  background-color: var(--color-background);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section__head {
  text-align: center;
  margin-bottom: var(--spacing-5);
}

.section__title {
  font-size: 1.75rem;
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

.section__subtitle {
  margin-top: var(--spacing-1);
  font-size: 1rem;
  color: var(--color-text-secondary);
}

/* ——— Navbar (sticky) ——— */
.navbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-3);
  background-color: color-mix(in srgb, var(--color-background) 85%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.navbar__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-1);
  font-weight: var(--font-bold);
  font-size: 1.125rem;
  color: var(--color-text-primary);
}

.navbar__brand svg {
  color: var(--color-primary);
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.navbar__link {
  font-weight: var(--font-medium);
  font-size: .9375rem;
}

.navbar__cta {
  padding: var(--spacing-1) var(--spacing-2);
  font-size: .875rem;
}

/* ——— Hero ——— */
.hero {
  display: grid;
  gap: var(--spacing-5);
  align-items: center;
  padding-top: var(--spacing-6);
  padding-bottom: var(--spacing-6);
}

.hero__content {
  text-align: center;
}

.hero__badge {
  display: inline-block;
  padding: 6px var(--spacing-2);
  border-radius: var(--radius-pill);
  background-color: color-mix(in srgb, var(--color-primary) 12%, var(--color-surface));
  color: var(--color-primary);
  font-size: .8125rem;
  font-weight: var(--font-semibold);
  margin-bottom: var(--spacing-3);
}

.hero__title {
  font-size: 2rem;
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: var(--spacing-3);
}

.hero__subtitle {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  max-width: 34rem;
  margin: 0 auto var(--spacing-4);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-2);
  justify-content: center;
}

.hero__art {
  max-width: 420px;
  margin: 0 auto;
}

.hero__art svg {
  width: 100%;
  height: auto;
  display: block;
}

/* ——— Grids ——— */
.grid {
  display: grid;
  gap: var(--spacing-3);
}

.btn--lg {
  padding: 14px var(--spacing-4);
  font-size: 1.0625rem;
}

.grid--3 {
  grid-template-columns: 1fr;
}

.grid--2 {
  grid-template-columns: 1fr;
}

/* ——— Step cards ——— */
.step {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  box-shadow: var(--shadow-card);
  padding: var(--spacing-4);
  text-align: center;
  transition: box-shadow var(--duration) var(--easing),
              transform var(--duration) var(--easing);
}

.step:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.step__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-medium);
  background-color: color-mix(in srgb, var(--color-primary) 12%, var(--color-surface));
  color: var(--color-primary);
  margin-bottom: var(--spacing-3);
}

.step__title {
  font-size: 1.125rem;
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-1);
}

.step__text {
  font-size: .9375rem;
  color: var(--color-text-secondary);
}

/* ——— Benefits ——— */
.benefit {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-2);
  padding: var(--spacing-3);
  border-radius: var(--radius-medium);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--duration) var(--easing);
}

.benefit:hover {
  box-shadow: var(--shadow-card);
}

.benefit__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: var(--radius-medium);
  background-color: color-mix(in srgb, var(--color-secondary) 12%, var(--color-surface));
  color: var(--color-secondary);
}

.benefit__title {
  font-size: 1rem;
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.benefit__text {
  font-size: .875rem;
  color: var(--color-text-secondary);
}

/* ——— Final CTA ——— */
.cta {
  text-align: center;
}

.cta__title {
  font-size: 1.75rem;
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-2);
}

.cta__text {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-4);
}

/* ——— Footer ——— */
.footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-5) var(--spacing-3);
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-1);
  font-weight: var(--font-bold);
  font-size: 1.125rem;
  color: var(--color-text-primary);
}

.footer__brand svg {
  color: var(--color-primary);
}

.footer__desc {
  color: var(--color-text-secondary);
  font-size: .875rem;
  max-width: 24rem;
}

.footer__links {
  display: flex;
  gap: var(--spacing-3);
  font-size: .875rem;
}

.footer__copy {
  color: var(--color-text-secondary);
  font-size: .8125rem;
}

/* ============================================================
   Animaciones sutiles
   ============================================================ */
.hero {
  animation: fade-in var(--duration) var(--easing);
}

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero {
    animation: none;
  }
  .step:hover {
    transform: none;
  }
}

/* ============================================================
   Responsive (Mobile First)
   ============================================================ */
@media (min-width: 768px) {
  .section {
    padding: var(--spacing-7) var(--spacing-3);
  }

  .hero {
    grid-template-columns: 1.1fr 0.9fr;
    text-align: left;
  }

  .hero__content {
    text-align: left;
  }

  .hero__subtitle,
  .hero__actions {
    margin-left: 0;
    justify-content: flex-start;
  }

  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid--lg-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}