* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html,
body {
  min-height: 100%;
  margin: 0;
  background: #000;
  color: #fff;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse at center, rgba(0,0,0,0.1) 0%, #000 74%),
    url("./assets/room_tree.png") center / contain no-repeat;
  opacity: 0.34;
  mix-blend-mode: screen;
  pointer-events: none;
}

a {
  color: inherit;
}

.nav {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 32px;
  color: rgba(255,255,255,0.88);
  mix-blend-mode: screen;
}

.brand,
.nav nav {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand,
.nav a {
  text-decoration: none;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.nav nav {
  gap: 24px;
}

.glyph {
  opacity: 0.55;
}

main {
  position: relative;
  z-index: 1;
}

.slide {
  position: relative;
  min-height: 100vh;
}

.hero {
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #000;
}

.hero > img {
  width: 100%;
  height: 100vh;
  object-fit: cover;
  object-position: center;
  opacity: 0.96;
}

.hero-overlay {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 72px;
  display: grid;
  place-items: center;
}

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

.primary,
.secondary {
  min-width: 210px;
  padding: 17px 24px;
  border-radius: 2px;
  text-align: center;
  text-decoration: none;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 0.76rem;
  font-weight: 850;
}

.primary {
  background: #fff;
  color: #000;
}

.secondary {
  border: 1px solid rgba(255,255,255,0.36);
  background: rgba(0,0,0,0.42);
  backdrop-filter: blur(18px);
}

.disabled {
  color: rgba(255,255,255,0.45);
  cursor: not-allowed;
  border-color: rgba(255,255,255,0.18);
}

.deck-section {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  align-items: center;
  gap: 52px;
  max-width: 1360px;
  margin: 0 auto;
  padding: 96px 44px;
}

.deck-section.reverse {
  grid-template-columns: minmax(320px, 0.75fr) minmax(0, 1.25fr);
}

.slide-frame {
  border: 1px solid rgba(255,255,255,0.12);
  background: #050505;
  box-shadow: 0 34px 120px rgba(0,0,0,0.9);
}

.slide-frame img {
  display: block;
  width: 100%;
}

.side-copy {
  max-width: 520px;
}

.eyebrow {
  margin: 0 0 20px;
  color: rgba(255,255,255,0.58);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.32em;
  text-transform: uppercase;
}

h2 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.8rem);
  line-height: 0.96;
  letter-spacing: -0.055em;
}

.side-copy p:not(.eyebrow),
.download-copy p,
.daw p {
  color: rgba(255,255,255,0.68);
  font-size: 1rem;
  line-height: 1.7;
}

.download {
  display: grid;
  place-items: center;
  padding: 92px 24px;
  overflow: hidden;
}

.tree-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at center, rgba(0,0,0,0.08), #000 78%),
    url("./assets/room_tree.png") center / contain no-repeat;
  opacity: 0.82;
  mix-blend-mode: screen;
}

.download-copy {
  position: relative;
  z-index: 2;
  max-width: 760px;
  text-align: center;
}

.download-copy h2 {
  font-size: clamp(3.8rem, 11vw, 10rem);
}

.daw {
  max-width: 1180px;
  margin: 0 auto;
  padding: 96px 32px 120px;
}

.daw > h2 {
  max-width: 760px;
}

.daw-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 44px;
}

article {
  min-height: 230px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(0,0,0,0.58);
  backdrop-filter: blur(18px);
  padding: 28px;
}

article h3 {
  margin: 0 0 16px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.86rem;
}

article p {
  margin: 0;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid rgba(255,255,255,0.12);
  padding: 28px 32px;
  color: rgba(255,255,255,0.46);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

@media (max-width: 920px) {
  .nav {
    position: absolute;
    padding: 20px;
  }

  .nav nav {
    display: none;
  }

  .hero > img {
    height: 74vh;
  }

  .hero-overlay {
    bottom: 28px;
  }

  .deck-section,
  .deck-section.reverse {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 72px 20px;
  }

  .daw-grid {
    grid-template-columns: 1fr;
  }

  footer {
    flex-direction: column;
  }
}