/* Header, navegación, hero, footer y grids de cada sección */

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: transparent;
  transition: background-color 0.5s ease, border-color 0.5s ease;
}

.site-header.is-scrolled {
  background: hsl(var(--brand-deep) / 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid hsl(var(--border) / 0.3);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.site-header__logo img {
  height: 2rem;
  width: auto;
  filter: brightness(0) invert(1);
}

.site-nav {
  display: none;
  align-items: center;
  gap: 2rem;
}

.site-nav a:not(.btn) {
  font-size: 0.9rem;
  color: hsl(var(--foreground) / 0.7);
  transition: color 0.3s ease;
}

.site-nav a:not(.btn):hover {
  color: hsl(var(--foreground));
}

.menu-toggle {
  display: flex;
  align-items: center;
  color: hsl(var(--foreground));
}

.menu-toggle .icon-close {
  display: none;
}

.menu-toggle[aria-expanded="true"] .icon-menu {
  display: none;
}

.menu-toggle[aria-expanded="true"] .icon-close {
  display: block;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 1rem;
  padding: 1.5rem var(--container-px) 2rem;
  background: hsl(var(--brand-deep) / 0.95);
  backdrop-filter: blur(12px);
  border-top: 1px solid hsl(var(--border) / 0.2);
}

.mobile-menu.is-open {
  display: flex;
}

.mobile-menu a:not(.btn) {
  padding: 0.5rem 0;
  color: hsl(var(--foreground) / 0.8);
}

@media (min-width: 64rem) {
  .site-nav {
    display: flex;
  }

  .menu-toggle {
    display: none;
  }

  .mobile-menu {
    display: none !important;
  }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.hero__gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    hsl(var(--brand-deep) / 0.95),
    hsl(var(--brand-deep) / 0.8),
    hsl(var(--brand-deep) / 0.5)
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  width: 100%;
  padding-top: 8rem;
  padding-bottom: 8rem;
}

@media (min-width: 64rem) {
  .hero__content {
    padding-top: 0;
    padding-bottom: 0;
  }
}

.hero__inner {
  max-width: 42rem;
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.scroll-indicator span {
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: hsl(var(--foreground) / 0.4);
}

/* ---------- Stats ---------- */
.stats {
  position: relative;
  background: hsl(var(--forest) / 0.5);
  border-top: 1px solid hsl(var(--border) / 0.2);
  border-bottom: 1px solid hsl(var(--border) / 0.2);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  padding: 3rem 0;
}

@media (min-width: 48rem) {
  .stats__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.stats__notes {
  display: grid;
  gap: 1.25rem;
  padding-bottom: 3rem;
}

@media (min-width: 40rem) {
  .stats__notes {
    grid-template-columns: repeat(2, 1fr);
  }
}

.stats__note {
  background: hsl(var(--secondary) / 0.3);
  border: 1px solid hsl(var(--border) / 0.2);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
}

/* ---------- Misión ---------- */
.mision__grid {
  display: grid;
  gap: 3rem;
}

@media (min-width: 64rem) {
  .mision__grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 4rem;
    align-items: start;
  }

  .mision__text {
    grid-column: span 3;
  }

  .mision__quote-card {
    grid-column: span 2;
  }
}

.mision__text h2 {
  font-size: 3rem;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

@media (min-width: 64rem) {
  .mision__text h2 {
    font-size: 3.75rem;
  }
}

.mision__text > * + * {
  margin-top: 1.25rem;
}

/* ---------- Pilares ---------- */
.pilares__intro {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.pilares__intro h2 {
  font-size: 3rem;
  line-height: 1.1;
}

@media (min-width: 64rem) {
  .pilares__intro h2 {
    font-size: 3.75rem;
  }
}

@media (min-width: 64rem) {
  .pilares__intro {
    grid-template-columns: 1fr 1fr;
  }
}

.pilares__intro--center {
  max-width: 36rem;
  margin: 0 auto 4rem;
  text-align: center;
}

@media (min-width: 64rem) {
  .pilares__intro--center {
    grid-template-columns: 1fr;
  }
}

.pilares__grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 48rem) {
  .pilares__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---------- Cómo trabajamos ---------- */
.proceso__intro {
  max-width: 36rem;
  margin: 0 auto 5rem;
  text-align: center;
}

.proceso__intro h2 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

@media (min-width: 64rem) {
  .proceso__intro h2 {
    font-size: 3.75rem;
  }
}

.proceso__grid {
  display: grid;
  gap: 3rem;
  text-align: center;
}

@media (min-width: 40rem) {
  .proceso__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 64rem) {
  .proceso__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
  }
}

/* ---------- Impacto ---------- */
.impacto__grid {
  display: grid;
  gap: 3rem;
}

@media (min-width: 64rem) {
  .impacto__grid {
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
  }
}

.impacto__intro h2 {
  font-size: 3rem;
  line-height: 1.1;
  margin: 0.75rem 0;
}

@media (min-width: 64rem) {
  .impacto__intro h2 {
    font-size: 3.75rem;
  }
}

.impacto__cards {
  display: grid;
  gap: 1px;
  background: hsl(var(--border) / 0.2);
  border-radius: var(--radius);
  overflow: hidden;
}

@media (min-width: 40rem) {
  .impacto__cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

.impacto__list {
  display: flex;
  flex-direction: column;
}

/* ---------- Una historia que merece ser contada ---------- */
.historia__intro {
  max-width: 36rem;
  margin: 0 auto 3rem;
  text-align: center;
}

.historia__intro h2 {
  font-size: 3rem;
  margin-top: 0.75rem;
}

@media (min-width: 64rem) {
  .historia__intro h2 {
    font-size: 3.75rem;
  }
}

.historia__videos {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.historia__video {
  width: 100%;
  max-width: 56rem;
  margin: 0 auto;
}

.historia__video-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: hsl(var(--foreground) / 0.5);
  text-align: center;
  margin-bottom: 0.75rem;
}

/* ---------- Banner de frases ---------- */
.banner {
  text-align: center;
  max-width: 56rem;
}

.banner h2 {
  font-size: 3rem;
  line-height: 1.1;
  margin-bottom: 3rem;
}

.banner__emphasis {
  font-family: var(--font-elegant);
  font-style: italic;
  font-weight: 400;
  text-transform: none;
  letter-spacing: normal;
  font-size: 3rem;
  color: hsl(var(--accent));
}

@media (min-width: 40rem) {
  .banner h2,
  .banner__emphasis {
    font-size: 3.75rem;
  }
}

@media (min-width: 64rem) {
  .banner h2,
  .banner__emphasis {
    font-size: 4.5rem;
  }
}

.chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

/* ---------- Involúcrate ---------- */
.involucrate__intro {
  max-width: 36rem;
  margin: 0 auto 4rem;
  text-align: center;
}

.involucrate__intro h2 {
  font-size: 3rem;
  margin: 0.75rem 0;
}

@media (min-width: 64rem) {
  .involucrate__intro h2 {
    font-size: 3.75rem;
  }
}

.involucrate__grid {
  display: grid;
  gap: 1.25rem;
  margin-bottom: 5rem;
}

@media (min-width: 40rem) {
  .involucrate__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---------- Footer ---------- */
.site-footer {
  background: hsl(var(--forest));
  border-top: 1px solid hsl(var(--border) / 0.2);
}

.site-footer__grid {
  display: grid;
  gap: 3rem;
  padding-top: 4rem;
  padding-bottom: 4rem;
}

@media (min-width: 40rem) {
  .site-footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 64rem) {
  .site-footer__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.site-footer__bottom {
  border-top: 1px solid hsl(var(--border) / 0.1);
  padding: 1.5rem 0;
}

.site-footer__bottom-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}

@media (min-width: 40rem) {
  .site-footer__bottom-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}