:root {
  --white: #ffffff;
  --black: #000000;
  --serif: "Playfair Display", "Times New Roman", serif;
  --sans: "Outfit", "Gill Sans", "Trebuchet MS", sans-serif;
  --inset: clamp(28px, 8vw, 140px);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--black);
  color: var(--white);
  scrollbar-color: rgba(255, 255, 255, 0.45) var(--black);
}

html,
body {
  margin: 0;
  background: var(--black);
  color: var(--white);
}

body {
  position: relative;
  z-index: 0;
  font-family: var(--sans);
  font-weight: 300;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.is-loading {
  overflow: hidden;
  height: 100vh;
  height: 100dvh;
}

::selection {
  background: var(--white);
  color: var(--black);
}

::-webkit-scrollbar {
  width: 8px;
  background: var(--black);
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.42);
}

#media {
  position: fixed;
  inset: 0;
  z-index: -1;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  background: var(--black);
  pointer-events: none;
}

#track {
  height: 1000vh;
  position: relative;
}

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: max(22px, env(safe-area-inset-top)) var(--inset) 0;
  pointer-events: none;
}

.brand,
.btn {
  pointer-events: auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--white);
  text-decoration: none;
}

.brand img {
  height: 42px;
  width: auto;
  display: block;
}

.brand span,
.loader-kicker,
.label,
.index,
.hint,
.chapter,
.btn,
.loader-label {
  font-family: var(--sans);
  font-weight: 400;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--white);
}

.brand span {
  font-size: 11px;
}

.overlay {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.veil {
  position: absolute;
  inset: 0;
  background: var(--black);
  opacity: 0;
}

.panel {
  position: absolute;
  color: var(--white);
}

.panel--center {
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 6vw;
}

.panel--left {
  top: 50%;
  left: var(--inset);
  transform: translateY(-50%);
  width: min(34rem, 46vw);
  text-align: left;
}

.panel--right {
  top: 50%;
  right: var(--inset);
  transform: translateY(-50%);
  width: min(34rem, 46vw);
  text-align: right;
}

.panel[data-start="0.92"] {
  top: 18%;
  transform: none;
}

.panel-inner {
  opacity: 0;
  will-change: opacity, transform;
}

.panel--center .panel-inner {
  width: min(70rem, 92vw);
}

h1,
h2,
.lede,
.label {
  color: var(--white);
  margin: 0;
  text-shadow: 0 8px 32px rgba(0, 0, 0, 0.72);
}

h1,
h2,
.finale-title {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 0.96;
  text-wrap: balance;
}

h1 {
  font-size: clamp(3.6rem, 8.8vw, 8.8rem);
}

h1 em {
  font-style: italic;
  font-weight: 400;
}

h2 {
  font-size: clamp(2.35rem, 4.5vw, 4.8rem);
}

.finale-title {
  font-size: clamp(3.2rem, 7vw, 7.2rem);
  letter-spacing: -0.04em;
  line-height: 0.92;
}

.index {
  margin: 0 0 1rem;
  font-size: 11px;
  opacity: 1;
}

.label {
  margin: 1.15rem 0 0;
  font-size: 11px;
  line-height: 1.6;
  max-width: 28rem;
}

.panel--right .label {
  margin-left: auto;
}

.rule {
  display: block;
  width: 72px;
  height: 1px;
  margin: 1.6rem auto 0;
  background: var(--white);
}

.lede {
  font-family: var(--sans);
  font-weight: 300;
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  line-height: 1.7;
  max-width: 34rem;
  margin: 1.4rem auto 0;
}

.btn {
  appearance: none;
  display: inline-block;
  margin-top: 2.2rem;
  background: transparent;
  color: var(--white);
  border: 1px solid var(--white);
  padding: 1.05rem 1.7rem;
  font-size: 11px;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  transition: background 0.4s var(--ease), color 0.4s var(--ease);
}

.btn--nav {
  margin-top: 0;
  padding: 0.85rem 1.15rem;
  font-size: 10px;
}

.btn:hover,
.btn:focus-visible {
  background: var(--white);
  color: var(--black);
}

.btn:focus-visible,
.brand:focus-visible {
  outline: 1px solid var(--white);
  outline-offset: 4px;
}

.panel-inner .btn {
  pointer-events: none;
}

.panel-inner.is-live .btn {
  pointer-events: auto;
}

.hint {
  position: absolute;
  left: 50%;
  bottom: max(28px, env(safe-area-inset-bottom));
  transform: translateX(-50%);
  margin: 0;
  font-size: 10px;
}

.hint::after {
  content: "";
  display: block;
  width: 1px;
  height: 42px;
  margin: 12px auto 0;
  background: linear-gradient(var(--white), transparent);
}

.meter {
  position: absolute;
  top: 18vh;
  bottom: 18vh;
  right: 22px;
  width: 1px;
  background: rgba(255, 255, 255, 0.22);
}

.meter span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--white);
  transform: scaleY(0);
  transform-origin: top center;
}

.chapter {
  position: absolute;
  right: 36px;
  top: 18vh;
  margin: 0;
  font-size: 10px;
}

.loader {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--black);
  transition: opacity 0.7s var(--ease), visibility 0.7s var(--ease);
}

.loader img {
  width: 72px;
  height: auto;
}

.loader-kicker {
  margin: 1.4rem 0 0;
  font-size: 11px;
}

.loader-label {
  margin: 0.7rem 0 0;
  font-size: 10px;
  letter-spacing: 0.28em;
}

.loader-track {
  width: min(180px, 40vw);
  height: 1px;
  margin-top: 1.4rem;
  background: rgba(255, 255, 255, 0.2);
}

.loader-track span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--white);
}

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

@media (max-width: 800px) {
  .brand span {
    display: none;
  }

  .panel--left,
  .panel--right {
    left: 24px;
    right: 24px;
    width: auto;
    text-align: left;
  }

  .panel--right .label {
    margin-left: 0;
  }

  h1 {
    font-size: clamp(3rem, 14vw, 4.6rem);
  }

  h2,
  .finale-title {
    font-size: clamp(2.15rem, 10vw, 3.3rem);
  }

  .meter,
  .chapter {
    display: none;
  }

  .label {
    letter-spacing: 0.18em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .btn,
  .loader {
    transition: none;
  }
}