/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  padding: 1rem 1.75rem;
  font-family: var(--font-display);
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border-radius: 0;
  cursor: pointer;
  transition: transform var(--dur-base) var(--ease-out), background-color var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
  will-change: transform;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--c-celeste-bright);
  color: var(--c-black-dark);
  border: 1px solid var(--c-celeste-bright);
}
.btn--primary:hover { background: var(--c-white-pure); border-color: var(--c-white-pure); }

.btn--ghost-light {
  background: transparent;
  color: var(--c-white-chalk);
  border: 1px solid rgba(255,255,255,0.4);
}
.btn--ghost-light:hover { border-color: var(--c-celeste-bright); color: var(--c-celeste-bright); }

.btn--link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0;
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border-bottom: 1px solid currentColor;
  padding-bottom: 4px;
  transition: gap var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-out);
}
.btn--link:hover { gap: 1rem; color: var(--c-celeste-bright); }

.btn .arrow {
  display: inline-block;
  transition: transform var(--dur-base) var(--ease-out);
}
.btn:hover .arrow { transform: translateX(4px); }

/* === NAVBAR === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding-block: 1.5rem;
  transition: background-color var(--dur-base) var(--ease-out), padding var(--dur-base) var(--ease-out), backdrop-filter var(--dur-base) var(--ease-out);
}
.nav__inner {
  display: grid;
  grid-template-columns: auto auto auto;
  justify-content: center;
  align-items: center;
  gap: clamp(1.25rem, 2.5vw, 3rem);
}
.nav__logo {
  display: flex;
  align-items: center;
  justify-self: center;
  order: 2;
}
.nav__logo img {
  height: 36px;
  width: auto;
  transition: height var(--dur-base) var(--ease-out);
}
/* Wrapper around the two menus. On desktop it dissolves (display:contents)
   so the menus sit directly in the nav grid; on mobile it becomes the
   fullscreen overlay (see mobile media query below). */
.nav__menus { display: contents; }
.nav__menu {
  display: flex;
  gap: var(--s-7);
  align-items: center;
}
.nav__menu--left { justify-self: start; order: 1; }
.nav__menu--right { justify-self: end; order: 3; }
.nav__link {
  font-size: var(--fs-micro);
  font-weight: var(--fw-medium);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  position: relative;
  padding-block: 0.5rem;
  transition: color var(--dur-base) var(--ease-out);
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--c-celeste-bright);
  transition: width var(--dur-base) var(--ease-out);
}
.nav__link:hover { color: var(--c-celeste-bright); }
.nav__link:hover::after { width: 100%; }

/* === NAV DROPDOWN (Productos) === */
.nav__sub-wrap { position: relative; display: inline-flex; align-items: center; }
.nav__link--has-sub { display: inline-flex; align-items: center; gap: 0.45rem; }
.nav__caret {
  width: 0; height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  transition: transform var(--dur-fast) var(--ease-out);
}
.nav__sub {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 258px;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  margin-top: 0.55rem;
  padding: 0.4rem;
  background: linear-gradient(180deg, rgba(22, 22, 24, 0.98) 0%, rgba(10, 10, 11, 0.98) 100%);
  backdrop-filter: blur(24px) saturate(1.1);
  -webkit-backdrop-filter: blur(24px) saturate(1.1);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 6px;
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.55), 0 2px 8px rgba(0, 0, 0, 0.4);
  z-index: var(--z-float);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px) scale(0.985);
  transform-origin: top center;
  transition: opacity var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out),
              visibility var(--dur-fast);
}
/* Invisible bridge so the cursor can travel from trigger to menu without a gap */
.nav__sub::before {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 0; right: 0;
  height: 1.1rem;
}
.nav__sub-wrap:hover .nav__sub,
.nav__sub-wrap:focus-within .nav__sub {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}
.nav__sub-wrap:hover .nav__caret,
.nav__sub-wrap:focus-within .nav__caret { transform: rotate(180deg); }
.nav__sub-link {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-3);
  padding: 0.5rem 0.75rem 0.5rem 0.9rem;
  border-radius: var(--radius-md);
  transition: background var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
}
/* Barra de acento celeste que crece al hover */
.nav__sub-link::before {
  content: '';
  position: absolute;
  left: 0.4rem;
  top: 50%;
  width: 2px;
  height: 0;
  background: var(--c-celeste-bright);
  transform: translateY(-50%);
  transition: height var(--dur-fast) var(--ease-out);
}
.nav__sub-link-text { display: flex; flex-direction: column; gap: 0.1rem; }
.nav__sub-link-title {
  font-size: 0.875rem;
  font-weight: var(--fw-medium);
  letter-spacing: var(--tracking-snug);
  color: var(--c-white-chalk);
  white-space: nowrap;
  transition: color var(--dur-fast) var(--ease-out);
}
.nav__sub-link-arrow {
  flex-shrink: 0;
  color: var(--c-celeste-bright);
  font-size: 0.95rem;
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.nav__sub-link:hover {
  background: rgba(255, 255, 255, 0.05);
  transform: translateX(2px);
}
.nav__sub-link:hover::before { height: 56%; }
.nav__sub-link:hover .nav__sub-link-title { color: var(--c-celeste-bright); }
.nav__sub-link:hover .nav__sub-link-arrow { opacity: 1; transform: translateX(0); }

.nav--scrolled {
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding-block: 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav--scrolled .nav__logo img { height: 28px; }
/* En mobile el blur del navbar repinta en cada frame de scroll (jank):
   lo desactivamos y usamos un fondo más opaco. */
@media (max-width: 880px) {
  .nav--scrolled {
    background: rgba(0, 0, 0, 0.98);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

/* When the mobile menu is open, the nav bar must NOT carry backdrop-filter:
   a filter on an ancestor re-anchors position:fixed children to that
   ancestor — that's what collapsed the fullscreen overlay to nav-bar
   height when .nav--scrolled kicked in on scroll. The overlay covers
   everything anyway, so the bar itself goes transparent here. */
.nav.nav--open {
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom-color: transparent;
}

.nav__burger {
  display: none;
  width: 32px;
  height: 32px;
  position: relative;
  z-index: 2;
}
.nav__burger span {
  display: block;
  height: 1.5px;
  width: 24px;
  background: var(--c-white-chalk);
  margin: 6px auto;
  transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-base) var(--ease-out);
}
.nav--open .nav__burger span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav--open .nav__burger span:nth-child(2) { opacity: 0; }
.nav--open .nav__burger span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* === NAVBAR — MOBILE (<= 880px): logo left, burger right, fullscreen overlay === */
@media (max-width: 880px) {
  .nav__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--s-4);
  }
  .nav__logo {
    justify-self: unset;
    order: 0;
    position: relative;
    z-index: 2;
  }
  .nav__burger {
    display: block;
    position: relative;
    z-index: 2;
  }

  /* The wrapper becomes ONE cohesive fullscreen overlay. Both <nav> menus
     stack inside it in normal flow — single background, no seam. */
  .nav__menus {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: clamp(1.5rem, 5vw, 2.25rem);
    position: fixed;
    inset: 0;
    background: #0a0a0a;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--dur-base) var(--ease-out), visibility var(--dur-base);
    z-index: 1;
  }
  .nav--open .nav__menus {
    opacity: 1;
    visibility: visible;
  }
  /* Each menu is a vertical group; same gap as the wrapper so all 6 links
     read as one evenly-spaced list. */
  .nav__menu {
    flex-direction: column;
    align-items: center;
    gap: clamp(1.5rem, 5vw, 2.25rem);
  }
  .nav__link {
    font-size: 1.5rem;
    letter-spacing: 0.02em;
    padding-block: 0.25rem;
  }
  .nav__link::after { display: none; }

  /* Dropdown becomes an inline accordion inside the fullscreen overlay */
  .nav__sub-wrap {
    flex-direction: column;
    align-items: center;
    gap: clamp(1.25rem, 4vw, 1.75rem);
    width: 100%;
  }
  .nav__link--has-sub { font-size: 1.5rem; }
  .nav__caret { border-top-width: 6px; border-left-width: 6px; border-right-width: 6px; }
  .nav__sub {
    position: static;
    display: none;            /* collapsed until the trigger is tapped */
    opacity: 1;
    visibility: visible;
    transform: none;
    margin-top: 0;
    min-width: 0;
    padding: 0;
    gap: clamp(1rem, 4vw, 1.5rem);
    background: none;
    border: none;
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    text-align: center;
    align-items: center;
  }
  .nav__sub::before { display: none; }
  .nav__sub-wrap.is-open .nav__sub { display: flex; }
  .nav__sub-wrap.is-open .nav__caret { transform: rotate(180deg); }
  .nav__sub-head { display: none; }
  .nav__sub-link { justify-content: center; padding: 0.25rem 0; }
  .nav__sub-link:hover { background: none; }
  .nav__sub-link-text { align-items: center; gap: 0.25rem; }
  .nav__sub-link-title { font-size: 1.05rem; white-space: normal; }
  .nav__sub-link-desc { font-size: 0.75rem; white-space: normal; }
  .nav__sub-link-arrow { display: none; }
}

/* === WHATSAPP FLOATING === */
.wa-float {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: var(--z-float);
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1.5rem 0.9rem 1.1rem;
  background: var(--c-black-dark);
  color: var(--c-white-pure);
  /* Hilo blanco al 25%: el botón es negro y las secciones también, así que sin
     esto se perdería el contorno. No es el aro grueso de antes. */
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-pill);
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--tracking-snug);
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
.wa-float:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.45);
}
/* Sin el disco verde de WhatsApp: queda sólo el glifo blanco sobre el negro */
.wa-float__icon {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--c-white-pure);
  flex-shrink: 0;
}
/* Un poco más grande que antes: ya no lo acompaña el disco de color */
.wa-float__icon svg { width: 24px; height: 24px; }
.wa-float__label { display: inline; }
@media (max-width: 640px) {
  .wa-float { padding: 0.6rem; }
  .wa-float__label { display: none; }
}

/* === LINE GRAPHIC (isotipo wallpaper) === */
.line-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: url('../../assets-optimized/logos/Fondo Pantalla P&Spng-2.webp');
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  opacity: 0.05;
  mix-blend-mode: screen;
}
.line-bg--right { background-position: right center; }
.line-bg--left { background-position: left center; }
.line-bg--corner-tr { background-position: top right; background-size: 80% auto; opacity: 0.08; }

/* === REVEAL ANIMATIONS === */
[data-reveal] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}
[data-reveal="fade"] { transform: none; }
[data-reveal="slide-left"] { transform: translateX(-40px); }
[data-reveal="slide-left"].is-visible { transform: translateX(0); }
[data-reveal="slide-right"] { transform: translateX(40px); }
[data-reveal="slide-right"].is-visible { transform: translateX(0); }

[data-reveal-delay="100"] { transition-delay: 100ms; }
[data-reveal-delay="200"] { transition-delay: 200ms; }
[data-reveal-delay="300"] { transition-delay: 300ms; }
[data-reveal-delay="400"] { transition-delay: 400ms; }
[data-reveal-delay="500"] { transition-delay: 500ms; }

/* === FOOTER === */
.footer {
  background: var(--c-gray-700);
  color: var(--c-white-chalk);
  padding-block: var(--s-9) var(--s-6);
  border-top: 1px solid rgba(255,255,255,0.08);
  position: relative;
  overflow: hidden;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--s-7);
  margin-bottom: var(--s-8);
}
@media (max-width: 880px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 540px) {
  /* Compacto en mobile: 2 columnas, con marca y Contacto a lo ancho */
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--s-6) var(--s-5);
    margin-bottom: var(--s-6);
  }
  .footer__brand-block { grid-column: 1 / -1; }
  .footer__col:last-child { grid-column: 1 / -1; }
  .footer { padding-block: var(--s-7) var(--s-5); }
}
.footer__brand-block img { height: 48px; margin-bottom: var(--s-4); }
.footer__brand-block p { color: var(--c-gray-500); font-size: var(--fs-small); max-width: 32ch; line-height: var(--lh-relaxed); }
.footer__col h4 {
  font-size: var(--fs-micro);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  margin-bottom: var(--s-4);
  color: var(--c-white-pure);
}
.footer__col ul li { margin-bottom: var(--s-2); }
.footer__col a {
  color: var(--c-gray-300);
  font-size: var(--fs-small);
  transition: color var(--dur-fast) var(--ease-out);
  overflow-wrap: anywhere;
}
.footer__col a:hover { color: var(--c-celeste-bright); }
.footer__social {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.footer__social svg {
  width: 1.05em;
  height: 1.05em;
  flex-shrink: 0;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--s-5);
  border-top: 1px solid rgba(255,255,255,0.06);
  font-size: var(--fs-micro);
  color: var(--c-gray-500);
  letter-spacing: var(--tracking-snug);
  flex-wrap: wrap;
  gap: var(--s-3);
}
.footer__hashtag {
  color: var(--c-celeste-bright);
  letter-spacing: var(--tracking-wider);
  font-weight: var(--fw-medium);
  text-transform: uppercase;
}