:root {
  --rojo-oscuro: #4b120e;
  --rojo: #7a1f16;
  --rojo-claro: #a23a22;
  --verde: #253c22;
  --crema: #fff4df;
  --crema-2: #f6dfad;
  --cafe: #2e1a10;
  --blanco: #ffffff;
  --sombra: 0 24px 65px rgba(46, 26, 16, .20);
  --sombra-suave: 0 15px 38px rgba(46, 26, 16, .13);
  --radio-xl: 34px;
  --radio-lg: 24px;
  --radio-md: 16px;
  --ancho: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--cafe);
  background:
    radial-gradient(circle at 8% 4%, rgba(162, 58, 34, .20), transparent 28rem),
    radial-gradient(circle at 92% 0%, rgba(37, 60, 34, .16), transparent 30rem),
    linear-gradient(180deg, #fff8eb 0%, #fff1d8 42%, #fffaf0 100%);
  overflow-x: hidden;
}

body.no-scroll {
  overflow: hidden;
}

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

img {
  display: block;
  max-width: 100%;
}

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

.header {
  position: sticky;
  top: 0;
  z-index: 30;
  padding: 14px 18px;
  background: rgba(255, 244, 223, .88);
  border-bottom: 1px solid rgba(75, 18, 14, .12);
  backdrop-filter: blur(18px);
}

.nav {
  width: min(100%, var(--ancho));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
  letter-spacing: -.03em;
  font-size: clamp(1.08rem, 2vw, 1.34rem);
}

.brand-icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: var(--crema);
  background: linear-gradient(135deg, var(--rojo), var(--verde));
  box-shadow: 0 14px 30px rgba(75, 18, 14, .24);
  font-size: 1rem;
}

.menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.menu a {
  padding: 11px 14px;
  border-radius: 999px;
  color: rgba(46, 26, 16, .76);
  font-size: .96rem;
  font-weight: 800;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}

.menu a:hover,
.menu a:focus-visible {
  background: rgba(122, 31, 22, .10);
  color: var(--rojo);
  transform: translateY(-1px);
  outline: none;
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 12px;
  border: 0;
  border-radius: 14px;
  background: var(--rojo);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 22px;
  margin: 4px 0;
  border-radius: 999px;
  background: var(--crema);
  transition: transform .22s ease, opacity .22s ease;
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.section {
  width: min(100% - 36px, var(--ancho));
  margin: 0 auto;
}

.hero {
  min-height: calc(100vh - 78px);
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(300px, 1fr);
  align-items: center;
  gap: clamp(28px, 6vw, 76px);
  padding: clamp(48px, 8vw, 100px) 0;
}

.hero-text {
  position: relative;
  z-index: 1;
}

.tag {
  margin: 0 0 14px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--rojo);
  font-size: .8rem;
  font-weight: 900;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.tag::before {
  content: "";
  width: 34px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 22px;
  color: var(--rojo-oscuro);
  font-size: clamp(4rem, 12vw, 8.8rem);
  line-height: .83;
  letter-spacing: -.085em;
  text-shadow: 0 10px 0 rgba(246, 223, 173, .78);
}

.lead {
  max-width: 620px;
  margin-bottom: 30px;
  color: rgba(46, 26, 16, .76);
  font-size: clamp(1.05rem, 2vw, 1.34rem);
  line-height: 1.65;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 14px 23px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 900;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 18px 38px rgba(46, 26, 16, .20);
  outline: none;
}

.btn-primary {
  color: var(--crema);
  background: linear-gradient(135deg, var(--rojo), var(--rojo-claro));
}

.btn-light {
  color: var(--rojo);
  background: rgba(255, 255, 255, .74);
  border-color: rgba(122, 31, 22, .15);
}

.hero-image {
  padding: clamp(12px, 2vw, 18px);
  border-radius: var(--radio-xl);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, .55), rgba(246, 223, 173, .28)),
    var(--crema);
  box-shadow: var(--sombra);
  position: relative;
}

.hero-image::before {
  content: "";
  position: absolute;
  inset: -16px;
  z-index: -1;
  border-radius: calc(var(--radio-xl) + 16px);
  background: linear-gradient(135deg, rgba(122, 31, 22, .18), rgba(37, 60, 34, .15));
  transform: rotate(-2deg);
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: 24px;
  background: var(--crema);
}

.presentation {
  padding: clamp(50px, 8vw, 90px) 0 clamp(70px, 10vw, 130px);
}

.heading {
  max-width: 820px;
  margin-bottom: 28px;
}

.heading h2,
.gallery-head h2,
.final-card h2 {
  margin-bottom: 16px;
  color: var(--rojo-oscuro);
  font-size: clamp(2.1rem, 5vw, 4.5rem);
  line-height: .96;
  letter-spacing: -.06em;
}

.heading p,
.gallery-head p,
.final-card p {
  color: rgba(46, 26, 16, .74);
  font-size: 1.08rem;
  line-height: 1.68;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature-card {
  min-height: 230px;
  padding: clamp(22px, 3vw, 32px);
  border-radius: var(--radio-lg);
  background: rgba(255, 255, 255, .70);
  border: 1px solid rgba(75, 18, 14, .11);
  box-shadow: var(--sombra-suave);
}

.feature-number {
  width: 48px;
  height: 48px;
  margin-bottom: 22px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  color: var(--crema);
  background: linear-gradient(135deg, var(--rojo), var(--verde));
  font-weight: 900;
}

.feature-card h3 {
  margin-bottom: 12px;
  color: var(--verde);
  font-size: 1.28rem;
  letter-spacing: -.035em;
}

.feature-card p {
  margin-bottom: 0;
  color: rgba(46, 26, 16, .72);
  line-height: 1.65;
}

.gallery-wrap {
  padding: clamp(64px, 9vw, 118px) 0;
  color: var(--crema);
  background:
    linear-gradient(180deg, rgba(75, 18, 14, .96), rgba(46, 26, 16, .97)),
    radial-gradient(circle at 50% 0%, rgba(246, 223, 173, .25), transparent 28rem);
  position: relative;
  overflow: hidden;
}

.gallery-wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .07;
  background-image:
    linear-gradient(45deg, transparent 48%, #fff 49%, #fff 51%, transparent 52%),
    linear-gradient(-45deg, transparent 48%, #fff 49%, #fff 51%, transparent 52%);
  background-size: 42px 42px;
}

.gallery-wrap .section {
  position: relative;
  z-index: 1;
}

.gallery-head {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

.gallery-head .tag {
  color: var(--crema);
}

.gallery-head .tag::before {
  background: var(--crema);
}

.gallery-head h2,
.gallery-head p {
  color: var(--crema);
}

.gallery {
  margin-top: clamp(32px, 5vw, 58px);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(14px, 2.2vw, 24px);
}

.photo-card {
  margin: 0;
  padding: 12px;
  border-radius: var(--radio-lg);
  background: rgba(255, 244, 223, .96);
  box-shadow: 0 22px 55px rgba(0, 0, 0, .26);
  border: 1px solid rgba(255, 255, 255, .22);
}

.photo-card.large {
  grid-column: span 2;
  grid-row: span 2;
}

.photo-button {
  width: 100%;
  min-height: 230px;
  padding: 0;
  border: 0;
  border-radius: 18px;
  cursor: zoom-in;
  background:
    linear-gradient(135deg, rgba(122, 31, 22, .08), rgba(37, 60, 34, .08)),
    var(--crema);
  display: grid;
  place-items: center;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.photo-card.large .photo-button {
  aspect-ratio: 1.25 / 1;
}

.photo-button img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform .25s ease;
}

.photo-button:hover img,
.photo-button:focus-visible img {
  transform: scale(1.015);
}

.photo-button:focus-visible {
  outline: 4px solid var(--crema-2);
  outline-offset: 4px;
}

figcaption {
  padding: 12px 8px 4px;
  color: var(--rojo-oscuro);
  font-weight: 900;
  text-align: center;
}

.final {
  padding: clamp(66px, 10vw, 126px) 0;
}

.final-card {
  max-width: 900px;
  margin: 0 auto;
  padding: clamp(28px, 5vw, 58px);
  border-radius: var(--radio-xl);
  text-align: center;
  background:
    radial-gradient(circle at 88% 10%, rgba(162, 58, 34, .14), transparent 18rem),
    linear-gradient(135deg, rgba(255, 255, 255, .78), rgba(246, 223, 173, .48));
  box-shadow: var(--sombra);
  border: 1px solid rgba(75, 18, 14, .12);
}

.final-card .tag {
  justify-content: center;
}

.final-card .btn {
  margin-top: 10px;
}

.footer {
  padding: 28px 18px;
  color: var(--crema);
  background: var(--cafe);
  text-align: center;
}

.footer p {
  margin: 0;
  font-weight: 900;
  letter-spacing: .02em;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  padding: 78px 18px 28px;
  background: rgba(18, 9, 5, .88);
  display: grid;
  place-items: center;
}

.lightbox[aria-hidden="true"] {
  display: none;
}

.lightbox-img {
  max-width: min(1100px, 96vw);
  max-height: 82vh;
  width: auto;
  height: auto;
  border-radius: 18px;
  background: var(--crema);
  box-shadow: 0 28px 90px rgba(0, 0, 0, .45);
}

.lightbox-close {
  position: fixed;
  top: 20px;
  right: 20px;
  width: 50px;
  height: 50px;
  border: 0;
  border-radius: 50%;
  color: var(--rojo-oscuro);
  background: var(--crema);
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 18px 45px rgba(0, 0, 0, .25);
}

.reveal {
  opacity: 1;
  transform: none;
  transition: opacity .45s ease, transform .45s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 920px) {
  .nav-toggle {
    display: block;
  }

  .menu {
    position: fixed;
    left: 18px;
    right: 18px;
    top: 78px;
    display: grid;
    gap: 8px;
    padding: 14px;
    border-radius: 20px;
    background: rgba(255, 244, 223, .98);
    box-shadow: var(--sombra-suave);
    border: 1px solid rgba(75, 18, 14, .12);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity .2s ease, transform .2s ease;
  }

  .menu.active {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .menu a {
    width: 100%;
    text-align: center;
    background: rgba(122, 31, 22, .07);
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 44px;
  }

  .hero-image {
    max-width: 680px;
    margin: 0 auto;
  }

  .feature-grid,
  .gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .photo-card.large {
    grid-column: span 2;
    grid-row: span 1;
  }
}

@media (max-width: 620px) {
  .section {
    width: min(100% - 28px, var(--ancho));
  }

  .header {
    padding: 12px 14px;
  }

  .brand-icon {
    width: 44px;
    height: 44px;
    border-radius: 14px;
  }

  h1 {
    font-size: clamp(3.8rem, 20vw, 5.6rem);
  }

  .lead {
    font-size: 1rem;
  }

  .actions,
  .btn {
    width: 100%;
  }

  .feature-grid,
  .gallery {
    grid-template-columns: 1fr;
  }

  .photo-card.large {
    grid-column: span 1;
  }

  .photo-button,
  .photo-card.large .photo-button {
    aspect-ratio: 1 / 1;
    min-height: 220px;
  }

  .gallery-head {
    text-align: left;
  }

  .gallery-head .tag {
    justify-content: flex-start;
  }

  .final-card {
    text-align: left;
  }

  .final-card .tag {
    justify-content: flex-start;
  }
}