.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* Barra de progreso */
.progress {
  position: fixed;
  top: env(safe-area-inset-top, 0px);
  left: 0;
  right: 0;
  z-index: 100;
  height: 3px;
  background: var(--glass-dark);
  pointer-events: none;
}

.progress__bar {
  display: block;
  height: 100%;
  background: var(--crudo-deep);
  transform: scaleX(0);
  transform-origin: 0 50%;
}

/* Navegación */
.site-header {
  position: fixed;
  top: calc(14px + env(safe-area-inset-top, 0px));
  left: 0;
  right: 0;
  z-index: 50;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 64px;
  padding: 0 8px 0 18px;
  border: 1px solid var(--on-granate-line);
  border-radius: var(--radius-pill);
  background: var(--glass-dark);
  color: var(--on-granate);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  box-shadow: var(--shadow-soft);
}

.site-header.is-scrolled .nav {
  background: var(--glass-dark-strong);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 40px);
}

.nav__links a {
  position: relative;
  padding: 6px 0;
  font-weight: 500;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  color: var(--on-granate-muted);
}

.nav__links a.is-active {
  color: var(--on-granate);
}

.nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right center;
}

/* Portada */
main,
.footer {
  position: relative;
}

.hero {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 100vh;
  min-height: 100svh;
  overflow: hidden;
  isolation: isolate;
  background: var(--tela);
  color: var(--on-granate);
}

.hero__media,
.hero__stars,
.hero__shade,
.scene {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__media {
  z-index: -3;
  background: var(--photo-horizontal) center / cover no-repeat;
  transform-origin: 50% 45%;
}

.scene {
  z-index: -2;
}

.scene canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero__stars {
  z-index: -2;
}

.hero__shade {
  z-index: -1;
  background: linear-gradient(180deg, transparent 62%, var(--shade) 100%);
}

.hero__bar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: calc(var(--sheet-radius) + clamp(20px, 4vh, 40px));
}

/* Hojas de servicio */
.sheet {
  position: relative;
  z-index: 1;
  margin-top: calc(var(--sheet-radius) * -1);
  padding-block: clamp(104px, 12vw, 160px);
  overflow: hidden;
  isolation: isolate;
  border-radius: var(--sheet-radius) var(--sheet-radius) 0 0;
  background:
    var(--grain),
    linear-gradient(180deg, var(--sheet-top) 0%, var(--crudo) 20%, var(--crudo) 80%, var(--sheet-bottom) 100%);
  box-shadow: var(--shadow-sheet);
}

.sheet--last {
  border-radius: var(--sheet-radius);
}

.service__inner {
  position: relative;
  z-index: 1;
  max-width: 1080px;
  text-align: center;
}

.service__head {
  max-width: 720px;
  margin-inline: auto;
}

.service__offers {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 48px 32px;
  margin-top: clamp(48px, 7vw, 80px);
}

.service__offers--two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 820px;
  margin-inline: auto;
}

/* Contacto */
.contact {
  position: relative;
  z-index: 0;
  display: flex;
  min-height: 100vh;
  min-height: 100svh;
  margin-top: calc(var(--sheet-radius) * -1);
  padding-block: calc(var(--sheet-radius) + clamp(72px, 9vw, 112px));
  overflow: hidden;
  isolation: isolate;
  background: var(--tela);
  color: var(--on-granate);
}

.contact__media {
  position: absolute;
  inset: 0;
  z-index: -2;
  background: var(--photo-monogram) center / cover no-repeat;
}

.contact__inner {
  display: grid;
  grid-template-rows: 1fr auto 1fr;
  justify-items: center;
  max-width: 760px;
  text-align: center;
}

.contact__head {
  align-self: end;
}

.contact__window {
  height: clamp(200px, 25vw, 380px);
}

.contact__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  align-self: start;
  width: 100%;
}

/* Footer */
.footer {
  z-index: 1;
  background: var(--granate-deep);
  color: var(--on-granate);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding-block: 28px;
}

/* Responsive */
@media (orientation: portrait) {
  .hero__media {
    background-image: var(--photo-vertical);
  }

  .contact__window {
    height: clamp(200px, 30vh, 320px);
  }
}

@media (max-width: 900px) {
  .nav__links {
    display: none;
  }

  .service__offers {
    grid-template-columns: 1fr;
    gap: 40px;
    max-width: 560px;
    margin-inline: auto;
  }

  .service__offers--two {
    grid-template-columns: 1fr;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 500px) {
  .site-header {
    top: calc(10px + env(safe-area-inset-top, 0px));
  }

  .nav {
    height: 58px;
    padding-left: 14px;
  }

  .sheet {
    margin-top: -28px;
    border-radius: 28px 28px 0 0;
  }

  .sheet--last {
    border-radius: 28px;
  }

  .contact {
    margin-top: -28px;
    padding-block: 104px;
  }
}