:root {
  color-scheme: dark;
  --bg: #060708;
  --ink: #f5f7f8;
  --muted: #aeb6bc;
  --soft: rgba(245, 247, 248, 0.72);
  --line: rgba(255, 255, 255, 0.14);
  --panel: rgba(8, 9, 10, 0.54);
  --yellow: #f5c400;
  --yellow-strong: #ffd84d;
  --yellow-soft: rgba(245, 196, 0, 0.24);
  --steel: #8ea0aa;
  --blue: #19a8c8;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  width: 100%;
  min-height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: "DM Sans", system-ui, sans-serif;
}

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

button {
  font: inherit;
}

.experience {
  position: relative;
  width: 100vw;
  height: 100vh;
  min-height: 580px;
  overflow: hidden;
  isolation: isolate;
  background:
    linear-gradient(110deg, rgba(245, 196, 0, 0.12), transparent 30%),
    radial-gradient(circle at 70% 20%, rgba(245, 196, 0, 0.13), transparent 28%),
    linear-gradient(180deg, #0c0e10 0%, #060708 58%, #030404 100%);
}

.scene,
.scene__canvas,
.scene__vignette,
.scene__scan {
  position: absolute;
  inset: 0;
}

.scene {
  z-index: 0;
}

.scene__canvas canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.scene__vignette {
  pointer-events: none;
  background:
    radial-gradient(circle at 50% 42%, transparent 0 34%, rgba(0, 0, 0, 0.34) 70%, rgba(0, 0, 0, 0.72) 100%),
    linear-gradient(90deg, rgba(0, 0, 0, 0.74), rgba(0, 0, 0, 0.18) 38%, rgba(0, 0, 0, 0.22) 62%, rgba(0, 0, 0, 0.68));
}

.scene__scan {
  pointer-events: none;
  opacity: 0.1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(180deg, transparent, black 20%, black 80%, transparent);
}

.topbar {
  position: fixed;
  z-index: 5;
  top: 20px;
  left: clamp(18px, 3vw, 42px);
  right: clamp(18px, 3vw, 42px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  pointer-events: none;
}

.brand,
.phase-dots,
.status,
.copy,
.nav-arrow {
  pointer-events: auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: linear-gradient(145deg, var(--yellow), #8f6f00);
  color: #080909;
  font-family: "Archivo", sans-serif;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0;
}

.brand strong,
.brand small,
.copy__kicker,
.copy h1,
.copy p,
.loader p,
.status span {
  margin: 0;
}

.brand strong {
  display: block;
  font-family: "Archivo", sans-serif;
  font-size: 1rem;
  line-height: 1;
}

.brand small {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.phase-dots {
  display: flex;
  gap: 9px;
  align-items: center;
  padding: 9px;
  border: 1px solid var(--line);
  background: rgba(5, 6, 7, 0.48);
  backdrop-filter: blur(18px);
}

.phase-dot {
  position: relative;
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: 0;
  background: transparent;
  cursor: pointer;
}

.phase-dot::before {
  content: "";
  position: absolute;
  inset: 10px 6px;
  background: rgba(255, 255, 255, 0.36);
  transform: skewX(-18deg);
  transition: inset 420ms var(--ease), background 420ms var(--ease), box-shadow 420ms var(--ease);
}

.phase-dot:hover::before,
.phase-dot.is-active::before {
  inset: 7px 4px;
  background: var(--yellow);
  box-shadow: 0 0 24px var(--yellow-soft);
}

.copy {
  position: fixed;
  z-index: 4;
  width: min(510px, calc(100vw - 44px));
  display: grid;
  gap: 14px;
  padding: 18px 0 18px 0;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.88);
  transition:
    left 2600ms var(--ease),
    right 2600ms var(--ease),
    top 2600ms var(--ease),
    bottom 2600ms var(--ease),
    transform 2600ms var(--ease),
    opacity 900ms ease;
}

.copy::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: -24px -30px -22px -30px;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.74), rgba(0, 0, 0, 0.42) 58%, transparent),
    radial-gradient(circle at 16% 50%, rgba(245, 196, 0, 0.12), transparent 56%);
  border-left: 3px solid rgba(245, 196, 0, 0.72);
  filter: blur(0);
}

.copy--right::before {
  background:
    linear-gradient(270deg, rgba(0, 0, 0, 0.74), rgba(0, 0, 0, 0.42) 58%, transparent),
    radial-gradient(circle at 84% 50%, rgba(245, 196, 0, 0.12), transparent 56%);
  border-left: 0;
  border-right: 3px solid rgba(245, 196, 0, 0.72);
}

.copy--left {
  left: clamp(22px, 5vw, 74px);
  bottom: clamp(34px, 8vh, 96px);
}

.copy--right {
  right: clamp(22px, 5vw, 74px);
  bottom: clamp(34px, 8vh, 96px);
}

.copy--top {
  left: clamp(22px, 5vw, 74px);
  top: clamp(108px, 16vh, 156px);
}

.copy.is-changing {
  opacity: 0;
  transform: translateY(18px);
}

.copy__kicker {
  color: var(--yellow-strong);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.copy h1 {
  max-width: 10ch;
  font-family: "Archivo", sans-serif;
  font-size: clamp(2.35rem, 5.4vw, 5.6rem);
  line-height: 0.96;
  letter-spacing: 0;
  text-transform: uppercase;
}

.copy p {
  max-width: 46ch;
  color: rgba(245, 247, 248, 0.86);
  font-size: clamp(0.95rem, 1.35vw, 1.06rem);
  line-height: 1.65;
}

.copy__contact {
  color: var(--yellow-strong);
  font-weight: 800;
}

.copy__cta {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(245, 196, 0, 0.95);
  color: #070809;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: transform 360ms var(--ease), background 360ms var(--ease);
}

.copy__cta:hover {
  background: var(--yellow-strong);
  transform: translateY(-2px);
}

.nav-arrow {
  position: fixed;
  z-index: 6;
  top: 50%;
  width: 58px;
  height: 84px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(4, 5, 6, 0.42);
  backdrop-filter: blur(16px);
  cursor: pointer;
  transform: translateY(-50%);
  transition: background 420ms var(--ease), transform 520ms var(--ease);
}

.nav-arrow--prev {
  left: clamp(10px, 2vw, 28px);
}

.nav-arrow--next {
  right: clamp(10px, 2vw, 28px);
}

.nav-arrow span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 18px;
  height: 18px;
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
}

.nav-arrow--prev span {
  transform: translate(-35%, -50%) rotate(-135deg);
}

.nav-arrow--next span {
  transform: translate(-65%, -50%) rotate(45deg);
}

.nav-arrow:hover {
  background: rgba(245, 196, 0, 0.58);
}

.nav-arrow--prev:hover {
  transform: translate(-4px, -50%);
}

.nav-arrow--next:hover {
  transform: translate(4px, -50%);
}

.status {
  position: fixed;
  right: clamp(18px, 3vw, 42px);
  bottom: clamp(18px, 3vw, 42px);
  z-index: 5;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid var(--line);
  background: rgba(5, 6, 7, 0.48);
  backdrop-filter: blur(18px);
}

.status span {
  font-family: "Archivo", sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
}

.status i {
  width: 34px;
  height: 1px;
  background: rgba(255, 255, 255, 0.36);
}

.loader {
  position: fixed;
  z-index: 8;
  inset: 0;
  display: grid;
  place-items: center;
  gap: 14px;
  align-content: center;
  background: #050607;
  transition: opacity 420ms ease, visibility 420ms ease;
}

.loader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader span {
  width: 52px;
  height: 52px;
  border: 2px solid rgba(255, 255, 255, 0.14);
  border-top-color: var(--yellow);
  animation: spin 900ms linear infinite;
}

.loader p {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.fallback {
  position: fixed;
  z-index: 12;
  inset: 0;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 16px;
  padding: 32px;
  background: #050607;
  text-align: center;
}

.fallback h1,
.fallback p {
  margin: 0;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 760px) {
  .experience {
    min-height: 100svh;
  }

  .topbar {
    top: 14px;
    left: 14px;
    right: 14px;
    align-items: flex-start;
  }

  .brand small {
    display: none;
  }

  .brand__mark {
    width: 40px;
    height: 40px;
  }

  .phase-dots {
    gap: 4px;
    padding: 6px;
  }

  .phase-dot {
    width: 25px;
    height: 30px;
  }

  .nav-arrow {
    width: 46px;
    height: 68px;
  }

  .copy,
  .copy--left,
  .copy--right,
  .copy--top {
    left: 18px;
    right: 18px;
    top: auto;
    bottom: 66px;
    width: auto;
  }

  .copy h1 {
    max-width: 10ch;
    font-size: clamp(2rem, 12vw, 4rem);
  }

  .copy p {
    max-width: 34ch;
    font-size: 0.92rem;
    line-height: 1.5;
  }

  .copy__cta {
    min-height: 44px;
    padding: 0 14px;
    font-size: 0.72rem;
  }

  .status {
    right: 18px;
    bottom: 18px;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}