:root {
  color-scheme: dark;
  --black: #000;
  --white: #fff;
  --muted: #a7a7a7;
  --font: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html {
  min-width: 320px;
  min-height: 100%;
  background: var(--black);
  scroll-behavior: smooth;
}

body {
  min-height: 100svh;
  margin: 0;
  overflow-x: hidden;
  background: var(--black);
  color: var(--white);
  font-family: var(--font);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

.site-header {
  position: relative;
  z-index: 2;
  display: flex;
  min-height: 82px;
  align-items: center;
  padding: 0 clamp(22px, 1.8vw, 38px);
}

.brand-mark {
  display: inline-flex;
  width: 53px;
  height: 46px;
  flex: 0 0 auto;
  align-items: center;
  justify-content: flex-start;
}

.brand-mark img {
  display: block;
  width: 52px;
  height: auto;
  filter: brightness(0) invert(1);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(30px, 3.2vw, 64px);
  margin-left: clamp(34px, 3.6vw, 72px);
}

.main-nav a,
.contact-nav {
  position: relative;
  padding: 8px 0;
  color: var(--white);
  font-size: clamp(15px, 1.1vw, 20px);
  letter-spacing: -.045em;
  transition: opacity .2s ease;
}

.main-nav a:hover,
.contact-nav:hover { opacity: .62; }

.main-nav a[aria-current="page"]::after,
.contact-nav[aria-current="page"]::after {
  position: absolute;
  right: 0;
  bottom: 3px;
  left: 0;
  height: 1px;
  background: currentColor;
  content: "";
  transform: scaleX(.45);
  transform-origin: left;
  transition: transform .25s ease;
}

.main-nav a[aria-current="page"]:hover::after,
.contact-nav[aria-current="page"]:hover::after { transform: scaleX(1); }

.contact-nav { margin-left: auto; }

.screen {
  display: grid;
  min-height: calc(100svh - 82px);
  place-items: center;
  padding: 32px 24px 80px;
}

.home-screen {
  align-content: center;
  padding-top: 0;
  padding-bottom: 68px;
}

.logo-stage {
  display: grid;
  width: clamp(280px, 28vw, 430px);
  aspect-ratio: 300 / 190;
  place-items: center;
  perspective: 900px;
  perspective-origin: 50% 50%;
  animation: camera-drift 6s ease-in-out infinite alternate;
}

.logo-3d {
  position: relative;
  width: 100%;
  height: 100%;
  transform: rotateX(3deg);
  transform-style: preserve-3d;
  animation: logo-turn 9s linear infinite;
  will-change: transform;
}

.logo-slice {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  backface-visibility: visible;
  transform: translateZ(var(--depth));
  filter: brightness(0) invert(1);
}

.logo-cap {
  filter: brightness(0) invert(1) drop-shadow(0 1px 0 rgba(255,255,255,.65)) drop-shadow(0 2px 2px rgba(255,255,255,.2));
}

.home-title,
.waiting-title {
  margin: 46px 0 0;
  font-size: clamp(32px, 3.2vw, 54px);
  font-weight: 400;
  letter-spacing: -.075em;
  line-height: 1.05;
  text-align: center;
}

.home-title span { color: #c9c9c9; }

.waiting-screen { padding-bottom: 80px; }

.waiting-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  transform: translateY(-6px);
}

.waiting-screen .logo-stage { width: clamp(190px, 17vw, 280px); }

.waiting-title {
  margin-top: 56px;
  font-size: clamp(34px, 3.3vw, 56px);
}

.contact-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(20px, 3vh, 34px);
  transform: translateY(-18px);
}

.contact-content a {
  font-size: clamp(20px, 3vw, 42px);
  font-weight: 400;
  letter-spacing: -.06em;
  transition: color .2s ease;
}

.contact-content a:hover { color: #b9b9b9; }

.brand-mark:focus-visible,
.main-nav a:focus-visible,
.contact-nav:focus-visible,
.contact-content a:focus-visible {
  outline: 1px solid var(--white);
  outline-offset: 7px;
}

@keyframes logo-turn {
  from { transform: rotateY(0deg) rotateX(3deg); }
  to { transform: rotateY(360deg) rotateX(3deg); }
}

@keyframes camera-drift {
  from { transform: translateY(3px); }
  to { transform: translateY(-4px); }
}

@media (max-width: 560px) {
  .site-header {
    min-height: 72px;
    padding: 0 17px;
  }

  .brand-mark { width: 39px; height: 40px; }
  .brand-mark img { width: 39px; }

  .main-nav {
    gap: clamp(18px, 6vw, 30px);
    margin-left: clamp(20px, 6vw, 34px);
  }

  .main-nav a,
  .contact-nav { font-size: 15px; }

  .screen { min-height: calc(100svh - 72px); padding-right: 18px; padding-left: 18px; }
  .home-screen { padding-bottom: 65px; }
  .logo-stage { width: min(86vw, 360px); }
  .waiting-screen .logo-stage { width: min(63vw, 245px); }
  .home-title { margin-top: 42px; }
  .waiting-title { margin-top: 42px; }
  .contact-content { gap: 21px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; }
  .logo-stage, .logo-3d { animation: none; }
}