:root {
  --black: #050506;
  --black-soft: #101012;
  --red: #e60e00;
  --red-deep: #8c1500;
  --red-glow: rgba(230, 14, 0, 0.48);
  --white: #ffffff;
  --muted: rgba(255, 255, 255, 0.76);
  --glass: rgba(8, 8, 10, 0.54);
  --glass-border: rgba(255, 255, 255, 0.18);
  --shadow: 0 1.75rem 5.6rem rgba(0, 0, 0, 0.56);
  --smooth: cubic-bezier(0.2, 0.8, 0.2, 1);
  --font-display: "Barlow Condensed", Arial, sans-serif;
  --font-body: "Inter", Arial, sans-serif;
}

/* Base de produccion: render estable, tipografia legible y tema oscuro. */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 20% 18%, rgba(230, 14, 0, 0.18), transparent 28rem),
    linear-gradient(135deg, #030303 0%, #151516 55%, #070708 100%);
}

body.modal-open {
  overflow: hidden;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 4;
  display: flex;
  justify-content: center;
  padding: max(1rem, env(safe-area-inset-top)) 1rem 0;
  pointer-events: none;
}

.site-header__brand {
  pointer-events: auto;
  padding: 0.55rem 1.05rem;
  color: var(--white);
  font: 800 0.78rem/1 var(--font-body);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.42);
  box-shadow: 0 0.9rem 2rem rgba(0, 0, 0, 0.28);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.landing {
  min-height: 100svh;
  min-height: 100dvh;
}

/* Hero cinematografico con una sola imagen local para carga rapida. */
.hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  min-height: 100dvh;
  place-items: center;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 5rem) clamp(1rem, 5vw, 5rem) clamp(6.8rem, 12vh, 8.5rem);
  contain: layout paint;
}

.hero__media,
.hero__media img,
.hero__overlay {
  position: absolute;
  inset: 0;
}

.hero__media,
.hero__overlay {
  z-index: -2;
}

.hero__media {
  display: block;
  overflow: hidden;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(1.16) contrast(1.08);
  transform: scale(1.04);
  transform-origin: 52% 48%;
  animation: cinematic-zoom 22s var(--smooth) infinite alternate;
  backface-visibility: hidden;
  will-change: transform;
}

.hero__overlay {
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.64) 0%, rgba(0, 0, 0, 0.2) 42%, rgba(0, 0, 0, 0.82) 100%),
    radial-gradient(circle at 50% 52%, rgba(230, 14, 0, 0.2), transparent 30rem),
    linear-gradient(90deg, rgba(0, 0, 0, 0.78), transparent 35%, rgba(0, 0, 0, 0.74));
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
}

.hero::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 4.5rem 4.5rem;
  mask-image: linear-gradient(to bottom, transparent 0%, black 22%, black 68%, transparent 100%);
  opacity: 0.22;
}

.hero::after {
  position: absolute;
  inset: auto 0 0;
  z-index: -1;
  height: 42%;
  content: "";
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.88));
  pointer-events: none;
}

.hero__content {
  width: min(100%, 58rem);
  padding: clamp(1.6rem, 4vw, 3.2rem);
  text-align: center;
  border: 1px solid var(--glass-border);
  border-radius: clamp(1.1rem, 3vw, 1.65rem);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.035)),
    var(--glass);
  box-shadow: var(--shadow);
  -webkit-backdrop-filter: blur(18px) saturate(1.15);
  backdrop-filter: blur(18px) saturate(1.15);
  animation: content-rise 850ms var(--smooth) both;
}

h1,
h2 {
  margin: 0;
  font-family: var(--font-display);
  line-height: 0.92;
  text-transform: uppercase;
}

h1 {
  max-width: 10ch;
  margin-inline: auto;
  font-size: clamp(3.2rem, 10vw, 7.4rem);
  font-weight: 700;
  text-wrap: balance;
  text-shadow: 0 1.4rem 3rem rgba(0, 0, 0, 0.58);
}

h2 {
  margin-top: 0.9rem;
  color: var(--red);
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 600;
  text-shadow: 0 0 2rem var(--red-glow);
}

/* Boton principal con alto tactil y estados accesibles. */
.video-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 10.75rem;
  min-height: 3.5rem;
  margin-top: clamp(1.8rem, 5vw, 2.8rem);
  padding: 0.95rem 2.2rem;
  overflow: hidden;
  color: var(--white);
  font: 800 0.95rem/1 var(--font-body);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  background: linear-gradient(135deg, var(--red), var(--red-deep));
  box-shadow: 0 1rem 2.8rem rgba(230, 14, 0, 0.34), inset 0 1px 0 rgba(255, 255, 255, 0.28);
  transition: transform 220ms var(--smooth), box-shadow 220ms var(--smooth), border-color 220ms var(--smooth);
}

.video-button::before {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(110deg, transparent 0%, rgba(255, 255, 255, 0.34) 45%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 600ms var(--smooth);
}

.video-button::after {
  width: 0;
  height: 0;
  margin-left: 0.7rem;
  border-top: 0.35rem solid transparent;
  border-bottom: 0.35rem solid transparent;
  border-left: 0.52rem solid currentColor;
  content: "";
}

.video-button:hover,
.video-button:focus-visible {
  border-color: rgba(255, 255, 255, 0.48);
  box-shadow: 0 1.4rem 3.6rem var(--red-glow), 0 0 2.3rem rgba(230, 14, 0, 0.42);
  transform: translateY(-3px);
}

.video-button:hover::before,
.video-button:focus-visible::before {
  transform: translateX(120%);
}

.video-button:focus-visible,
.video-modal__close:focus-visible,
.video-modal__backdrop:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.76);
  outline-offset: 4px;
}

/* Footer fijo, compacto y legible en pantallas pequenas. */
.site-footer {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 3;
  padding: 0.75rem clamp(1rem, 3vw, 2rem);
  padding-bottom: max(0.75rem, env(safe-area-inset-bottom));
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.62);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1.3fr auto auto;
  gap: 0.8rem 1.5rem;
  align-items: center;
  width: min(100%, 78rem);
  margin-inline: auto;
  color: var(--muted);
  font-size: 0.82rem;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--white);
  transition: color 180ms ease;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: #ff3a2e;
}

/* Modal: iframe diferido, enfoque accesible y transicion suave. */
.video-modal {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: grid;
  place-items: center;
  padding: clamp(1rem, 4vw, 2.5rem);
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 240ms var(--smooth), visibility 240ms var(--smooth);
}

.video-modal.is-open {
  pointer-events: auto;
  opacity: 1;
  visibility: visible;
}

.video-modal__backdrop {
  position: absolute;
  inset: 0;
  cursor: pointer;
  border: 0;
  background:
    radial-gradient(circle at 50% 45%, rgba(230, 14, 0, 0.14), transparent 30rem),
    rgba(0, 0, 0, 0.8);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.video-modal__panel {
  position: relative;
  width: min(100%, 68rem);
  max-height: calc(100dvh - 2rem);
  padding: clamp(0.75rem, 2vw, 1rem);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: clamp(1rem, 2vw, 1.45rem);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.08), transparent 38%),
    linear-gradient(145deg, rgba(18, 18, 20, 0.94), rgba(6, 6, 7, 0.94));
  box-shadow: 0 2rem 7rem rgba(0, 0, 0, 0.72), 0 0 4rem rgba(230, 14, 0, 0.18);
  transform: scale(0.94) translateY(1rem);
  transition: transform 240ms var(--smooth);
}

.video-modal.is-open .video-modal__panel {
  transform: scale(1) translateY(0);
}

.video-modal__close {
  position: absolute;
  top: -1.1rem;
  right: -1.1rem;
  display: grid;
  width: 2.8rem;
  height: 2.8rem;
  place-items: center;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  background: linear-gradient(135deg, var(--red), var(--red-deep));
  box-shadow: 0 0.9rem 2rem rgba(0, 0, 0, 0.45);
  transition: transform 180ms var(--smooth), box-shadow 180ms var(--smooth);
}

.video-modal__close:hover {
  box-shadow: 0 0 1.8rem rgba(230, 14, 0, 0.55);
  transform: rotate(90deg) scale(1.04);
}

.video-modal__close span,
.video-modal__close span::after {
  display: block;
  width: 1.1rem;
  height: 2px;
  border-radius: 999px;
  background: var(--white);
}

.video-modal__close span {
  transform: rotate(45deg);
}

.video-modal__close span::after {
  content: "";
  transform: rotate(90deg);
}

.video-modal__frame {
  position: relative;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: clamp(0.75rem, 2vw, 1rem);
  background:
    linear-gradient(135deg, rgba(230, 14, 0, 0.16), transparent 45%),
    var(--black-soft);
}

.video-modal__frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

@keyframes cinematic-zoom {
  from {
    transform: scale(1.04);
  }

  to {
    transform: scale(1.13);
  }
}

@keyframes content-rise {
  from {
    opacity: 0;
    transform: translateY(1.5rem) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .hero__media img {
    will-change: auto;
  }
}

@media (max-width: 900px) {
  .hero {
    padding-bottom: 9.5rem;
  }

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

@media (max-width: 640px) {
  .hero {
    padding: 1rem 1rem 10.5rem;
    place-items: center;
  }

  .hero__content {
    padding: 1.35rem 1.05rem;
    border-radius: 1.1rem;
  }

  h1 {
    font-size: clamp(2.7rem, 15vw, 4.4rem);
  }

  .video-button {
    width: min(100%, 14rem);
    min-height: 3.35rem;
  }

  .video-modal {
    padding: 1rem 0.85rem;
  }

  .video-modal__close {
    top: -0.8rem;
    right: -0.5rem;
  }
}

@media (max-width: 380px) {
  .hero {
    padding-bottom: 11.5rem;
  }

  h1 {
    font-size: clamp(2.45rem, 14vw, 3.25rem);
  }

  h2 {
    font-size: 1.35rem;
  }

  .site-footer__inner {
    gap: 0.45rem;
    font-size: 0.7rem;
  }

  .site-header__brand {
    font-size: 0.68rem;
  }
}

@media (max-height: 620px) and (orientation: landscape) {
  .hero {
    padding-block: 1.2rem 4.8rem;
  }

  .hero__content {
    max-width: 42rem;
    padding: 1.15rem;
  }

  h1 {
    font-size: clamp(2.5rem, 9vw, 4.6rem);
  }

  .video-button {
    margin-top: 1.2rem;
  }
}