:root {
  --page: #0b0d0f;
  --page-soft: #111519;
  --surface: rgb(30 35 39 / 28%);
  --surface-solid: #1a1e22;
  --text: #edf0f2;
  --muted: #a9b0b5;
  --accent: #d8e65c;
  --line: rgb(237 240 242 / 22%);
  --line-strong: rgb(237 240 242 / 40%);
  --radius: 16px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--page);
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: clip;
  background:
    linear-gradient(150deg, rgb(216 230 92 / 4%), transparent 28%),
    linear-gradient(180deg, var(--page), var(--page-soft) 58%, var(--page));
  color: var(--text);
  font-family: "Microsoft YaHei UI", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

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

button {
  font: inherit;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 20;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: var(--accent);
  color: #171a0d;
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform 220ms var(--ease);
}

.skip-link:focus {
  transform: translateY(0);
}

.corner-mark {
  position: fixed;
  top: 18px;
  left: 18px;
  z-index: 10;
}

.corner-mark a {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgb(18 22 25 / 38%);
  box-shadow:
    inset 0 1px 0 rgb(237 240 242 / 30%),
    inset 1px 0 0 rgb(237 240 242 / 12%);
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  transition:
    border-color 260ms var(--ease),
    background 260ms var(--ease),
    transform 260ms var(--ease);
}

.corner-mark a:hover {
  border-color: var(--accent);
  background: rgb(29 34 37 / 52%);
  transform: translateY(-2px);
}

.corner-mark a:active {
  transform: translateY(1px) scale(0.98);
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

[data-glass] {
  --glass-x: 50%;
  --glass-y: 50%;
  --glass-light: 0;
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.glass-highlight {
  position: absolute;
  inset: 0;
  z-index: 8;
  border-radius: inherit;
  background: radial-gradient(
    220px circle at var(--glass-x) var(--glass-y),
    rgb(237 240 242 / 30%),
    rgb(216 230 92 / 8%) 34%,
    transparent 70%
  );
  box-shadow: inset 0 1px 0 rgb(237 240 242 / 24%);
  mix-blend-mode: screen;
  opacity: var(--glass-light);
  pointer-events: none;
  transition: opacity 220ms var(--ease);
}

/* Layer scale: content 1, fixed navigation 10, accessibility 20, opening 30. */
.opening-sequence {
  position: fixed;
  inset: 0;
  z-index: 30;
  overflow: hidden;
  background: var(--page);
  pointer-events: none;
  animation: opening-fade 1.12s var(--ease) forwards;
}

.opening-panel {
  position: absolute;
  top: -5%;
  bottom: -5%;
  border: 1px solid var(--line);
  background: rgb(15 18 21 / 38%);
  box-shadow:
    inset 0 1px 0 rgb(237 240 242 / 36%),
    inset 1px 0 0 rgb(237 240 242 / 12%);
  backdrop-filter: blur(18px) saturate(155%) brightness(1.05);
  -webkit-backdrop-filter: blur(18px) saturate(155%) brightness(1.05);
}

.opening-panel-left {
  left: -5%;
  width: 61%;
  border-radius: 0 var(--radius) var(--radius) 0;
  animation: opening-left 900ms var(--ease) 180ms forwards;
}

.opening-panel-right {
  right: -5%;
  width: 48%;
  border-radius: var(--radius) 0 0 var(--radius);
  background:
    linear-gradient(145deg, rgb(237 240 242 / 18%), transparent 50%),
    rgb(24 29 32 / 18%);
  animation: opening-right 900ms var(--ease) 180ms forwards;
}

.opening-mark {
  position: absolute;
  left: 8vw;
  top: 50%;
  z-index: 2;
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 7rem;
  font-weight: 800;
  line-height: 0.8;
  transform: translateY(-50%);
  animation: opening-mark 820ms var(--ease) 80ms forwards;
}

.opening-accent {
  position: absolute;
  left: 47%;
  top: 34%;
  z-index: 3;
  width: 14px;
  height: 32vh;
  border-radius: var(--radius);
  background: var(--accent);
  animation: opening-accent 760ms var(--ease) 230ms forwards;
}

.opening-complete .opening-sequence {
  visibility: hidden;
}

@keyframes opening-fade {
  0%,
  70% {
    opacity: 1;
  }

  100% {
    opacity: 0;
  }
}

@keyframes opening-left {
  to {
    transform: translateX(-108%);
  }
}

@keyframes opening-right {
  to {
    transform: translateX(108%);
  }
}

@keyframes opening-mark {
  to {
    opacity: 0;
    transform: translate(-28px, -50%);
  }
}

@keyframes opening-accent {
  to {
    opacity: 0;
    transform: translateY(-48px) scaleY(0.5);
  }
}

.hero {
  position: relative;
  isolation: isolate;
  display: grid;
  min-height: calc(100dvh - 40px);
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
  align-items: center;
  gap: 4rem;
  padding: 5rem clamp(1.5rem, 6vw, 6rem) 3.5rem;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: min(28vw, 360px);
  height: 8px;
  border-radius: var(--radius) 0 0 var(--radius);
  background: var(--accent);
}

.hero-backdrop,
.hero-ambient {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-backdrop {
  z-index: -1;
  overflow: hidden;
}

.hero-ambient {
  left: 38%;
  background:
    linear-gradient(90deg, transparent, rgb(216 230 92 / 6%) 50%, transparent 82%),
    linear-gradient(150deg, rgb(237 240 242 / 5%), transparent 48%);
  opacity: 0.8;
}

.glass-plane {
  position: absolute;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgb(237 240 242 / 18%), transparent 42%),
    rgb(23 28 31 / 8%);
  box-shadow:
    inset 0 1px 0 rgb(237 240 242 / 36%),
    inset 1px 0 0 rgb(237 240 242 / 13%),
    0 36px 90px rgb(4 8 10 / 28%);
  backdrop-filter: blur(18px) saturate(155%) brightness(1.06);
  -webkit-backdrop-filter: blur(18px) saturate(155%) brightness(1.06);
}

.glass-plane-wide {
  top: 10%;
  right: -8%;
  width: 57%;
  height: 74%;
  transform: rotate(-7deg) translate3d(var(--wide-x, 0px), var(--wide-y, 0px), 0);
}

.glass-plane-edge {
  top: 29%;
  right: 24%;
  width: 13%;
  height: 56%;
  background:
    linear-gradient(165deg, rgb(216 230 92 / 24%), transparent 60%),
    rgb(34 39 42 / 10%);
  transform: rotate(12deg) translate3d(var(--edge-x, 0px), var(--edge-y, 0px), 0);
}

.hero-copy {
  position: relative;
  z-index: 2;
  align-self: center;
}

.hero h1 {
  max-width: 8ch;
  margin: 0;
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 7.75rem;
  font-stretch: condensed;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 0.88;
  overflow-wrap: normal;
}

.hero-copy p {
  margin: 1.5rem 0 0 0.35rem;
  color: var(--muted);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0;
}

.hero-portrait {
  position: relative;
  z-index: 3;
  width: min(31vw, 410px);
  margin: 0 3vw 0 auto;
  transform: translate3d(var(--portrait-x, 0px), var(--portrait-y, 0px), 0) rotate(2deg);
  transition: transform 500ms var(--ease);
}

.portrait-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1;
  padding: 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgb(237 240 242 / 18%), rgb(237 240 242 / 3%)),
    rgb(23 27 30 / 18%);
  box-shadow:
    inset 0 1px 0 rgb(237 240 242 / 42%),
    inset 1px 0 0 rgb(237 240 242 / 14%),
    0 40px 100px rgb(2 5 7 / 38%);
  backdrop-filter: blur(16px) saturate(155%) brightness(1.06);
  -webkit-backdrop-filter: blur(16px) saturate(155%) brightness(1.06);
}

.portrait-frame::after {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: calc(var(--radius) - 5px);
  background: linear-gradient(125deg, rgb(237 240 242 / 22%), transparent 35% 72%, rgb(216 230 92 / 10%));
  pointer-events: none;
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  border-radius: calc(var(--radius) - 5px);
  object-fit: contain;
}

.intro-reveal {
  opacity: 0;
  transform: translateY(24px);
}

.intro-reveal[data-delay="1"] {
  transform: translateY(32px) rotate(2deg);
}

body.is-ready .intro-reveal {
  opacity: 1;
  transform: translateY(0);
  transition:
    opacity 900ms var(--ease),
    transform 900ms var(--ease);
  transition-delay: 520ms;
}

body.is-ready .intro-reveal[data-delay="1"] {
  transform: translate3d(var(--portrait-x, 0px), var(--portrait-y, 0px), 0) rotate(2deg);
  transition-delay: 660ms;
}

.kinetic-poster {
  position: relative;
  min-height: 145dvh;
  background: #0e1113;
  view-timeline-name: --poster-scene;
  view-timeline-axis: block;
}

.poster-stage {
  position: sticky;
  top: 0;
  min-height: 100dvh;
  overflow: hidden;
}

.poster-stage::after {
  content: "";
  position: absolute;
  inset: 9% 6%;
  border-radius: var(--radius);
  background: linear-gradient(125deg, rgb(237 240 242 / 4%), transparent 52%);
  pointer-events: none;
}

.poster-type {
  position: absolute;
  inset: 0;
  z-index: 1;
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-weight: 800;
  line-height: 0.8;
  pointer-events: none;
}

.poster-type span {
  position: absolute;
  display: block;
  letter-spacing: 0;
  opacity: 0;
  transition:
    opacity 1s var(--ease),
    transform 1.2s var(--ease);
}

.poster-comic {
  left: 5vw;
  top: 9vh;
  color: rgb(237 240 242 / 8%);
  font-size: 10rem;
  -webkit-text-stroke: 1px rgb(237 240 242 / 20%);
  transform: translateX(-48px);
}

.poster-fly {
  right: 5vw;
  bottom: 2vh;
  color: transparent;
  font-size: 16rem;
  -webkit-text-stroke: 2px rgb(216 230 92 / 64%);
  transform: translateX(48px);
}

.poster-stage.is-visible .poster-type span {
  opacity: 1;
  transform: translateX(0);
}

.poster-band {
  position: absolute;
  left: 9vw;
  top: 42%;
  z-index: 2;
  width: 66vw;
  height: 28vh;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgb(237 240 242 / 10%), rgb(216 230 92 / 22%) 48%, rgb(237 240 242 / 6%)),
    rgb(20 24 27 / 25%);
  box-shadow:
    inset 0 1px 0 rgb(237 240 242 / 38%),
    inset 1px 0 0 rgb(237 240 242 / 12%),
    0 42px 100px rgb(3 7 9 / 42%);
  backdrop-filter: blur(16px) saturate(155%) brightness(1.05);
  -webkit-backdrop-filter: blur(16px) saturate(155%) brightness(1.05);
  opacity: 0;
  transform: translate(-6vw, 28px) rotate(-3deg);
  transition:
    opacity 1s var(--ease),
    transform 1.2s var(--ease);
}

.poster-links {
  left: 11vw;
  top: 23vh;
  z-index: 6;
  display: grid;
  width: min(32vw, 420px);
  height: auto;
  min-height: 0;
  padding: 12px;
}

.poster-link {
  display: grid;
  min-width: 0;
  min-height: 66px;
  grid-template-columns: 24px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 11px 12px;
  border: 0;
  border-radius: calc(var(--radius) - 5px);
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  transition:
    background 240ms var(--ease),
    color 240ms var(--ease),
    transform 240ms var(--ease);
}

.poster-link + .poster-link {
  border-top: 1px solid rgb(237 240 242 / 14%);
}

.poster-link:hover {
  background: rgb(237 240 242 / 9%);
  transform: translateX(4px);
}

.poster-link:active {
  transform: translateX(1px) scale(0.99);
}

.poster-link > img,
.poster-link-glyph {
  width: 24px;
  height: 24px;
}

.poster-link-glyph {
  display: grid;
  place-items: center;
  color: var(--accent);
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 1rem;
  font-weight: 700;
}

.poster-link > span:not(.poster-link-glyph) {
  display: grid;
  min-width: 0;
  gap: 4px;
}

.poster-link small {
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 600;
  line-height: 1;
}

.poster-link strong {
  overflow: hidden;
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.1;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.poster-link b {
  color: var(--accent);
  font-size: 1.1rem;
  font-weight: 500;
  line-height: 1;
}

.poster-lens {
  position: absolute;
  right: 12vw;
  top: 18vh;
  z-index: 4;
  width: min(23vw, 330px);
  height: 58vh;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgb(28 33 36 / 12%);
  box-shadow:
    inset 0 1px 0 rgb(237 240 242 / 40%),
    inset 1px 0 0 rgb(237 240 242 / 13%),
    0 48px 110px rgb(3 7 9 / 46%);
  backdrop-filter: blur(16px) saturate(160%) brightness(1.06);
  -webkit-backdrop-filter: blur(16px) saturate(160%) brightness(1.06);
  opacity: 0;
  transform: translate(50px, -24px) rotate(6deg);
  transition:
    opacity 1s var(--ease) 120ms,
    transform 1.25s var(--ease) 120ms;
}

.poster-lens::before {
  content: "";
  position: absolute;
  inset: 12%;
  border: 1px solid rgb(237 240 242 / 20%);
  border-radius: calc(var(--radius) - 5px);
  background: linear-gradient(150deg, rgb(216 230 92 / 16%), transparent 56%);
}

.poster-lens::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(140deg, rgb(237 240 242 / 20%), transparent 38% 72%, rgb(216 230 92 / 10%));
}

.poster-glass {
  position: absolute;
  left: 18vw;
  top: 24vh;
  z-index: 3;
  width: min(25vw, 360px);
  height: 54vh;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgb(237 240 242 / 20%), transparent 50%),
    rgb(30 35 38 / 10%);
  box-shadow:
    inset 0 1px 0 rgb(237 240 242 / 42%),
    inset 1px 0 0 rgb(237 240 242 / 12%);
  backdrop-filter: blur(18px) saturate(155%) brightness(1.06);
  -webkit-backdrop-filter: blur(18px) saturate(155%) brightness(1.06);
  opacity: 0;
  transform: translate(-46px, 24px) rotate(-7deg);
  transition:
    opacity 1s var(--ease) 80ms,
    transform 1.2s var(--ease) 80ms;
}

.poster-accent {
  position: absolute;
  left: 12vw;
  bottom: 15vh;
  z-index: 5;
  width: 18vw;
  max-width: 230px;
  height: 14px;
  border-radius: var(--radius);
  background: var(--accent);
  opacity: 0;
  transform: scaleX(0.2);
  transform-origin: left;
  transition:
    opacity 800ms var(--ease) 280ms,
    transform 1s var(--ease) 280ms;
}

.poster-stage.is-visible .poster-band {
  opacity: 1;
  transform: translate(0, 0) rotate(-3deg);
}

.poster-stage.is-visible .poster-lens {
  opacity: 1;
  transform: translate(0, 0) rotate(6deg);
}

.poster-stage.is-visible .poster-glass {
  opacity: 1;
  transform: translate(0, 0) rotate(-7deg);
}

.poster-stage.is-visible .poster-accent {
  opacity: 1;
  transform: scaleX(1);
}

.visual-field {
  position: relative;
  min-height: 150dvh;
  background: var(--page-soft);
}

.visual-stage {
  position: sticky;
  top: 0;
  display: grid;
  min-height: 100dvh;
  place-items: center;
  overflow: hidden;
}

.visual-stage::before {
  content: "";
  position: absolute;
  inset: 14% 8%;
  border-radius: var(--radius);
  background:
    linear-gradient(115deg, rgb(237 240 242 / 5%), transparent 42%),
    rgb(8 11 13 / 42%);
  box-shadow: inset 0 1px 0 rgb(237 240 242 / 10%);
}

.portrait-echo {
  position: relative;
  z-index: 4;
  width: min(36vw, 480px);
  aspect-ratio: 1;
  overflow: hidden;
  padding: 8px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgb(24 29 32 / 22%);
  box-shadow:
    inset 0 1px 0 rgb(237 240 242 / 38%),
    inset 1px 0 0 rgb(237 240 242 / 12%),
    0 52px 120px rgb(3 6 8 / 45%);
  transform: translate(8vw, 1vh) rotate(-3deg) scale(0.94);
  opacity: 0;
  transition:
    opacity 1s var(--ease),
    transform 1.2s var(--ease);
}

.portrait-echo img {
  width: 100%;
  height: 100%;
  border-radius: calc(var(--radius) - 5px);
  object-fit: contain;
  object-position: center;
  filter: grayscale(0.5) contrast(1.08) brightness(0.86);
}

.visual-stage.is-visible .portrait-echo {
  opacity: 0.86;
  transform: translate(8vw, 0) rotate(-3deg) scale(1);
}

.ideograph {
  position: absolute;
  z-index: 1;
  color: transparent;
  font-family: "Microsoft YaHei UI", "PingFang SC", sans-serif;
  font-size: 17rem;
  font-weight: 800;
  line-height: 1;
  -webkit-text-stroke: 1px rgb(237 240 242 / 18%);
  opacity: 0;
  transition:
    opacity 1s var(--ease),
    transform 1.2s var(--ease);
}

.ideograph-left {
  left: 7vw;
  top: 9vh;
  transform: translateX(-40px);
}

.ideograph-right {
  right: 7vw;
  bottom: 6vh;
  transform: translateX(40px);
}

.visual-stage.is-visible .ideograph {
  opacity: 1;
  transform: translateX(0);
}

.refraction {
  position: absolute;
  z-index: 2;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgb(237 240 242 / 20%), transparent 48%),
    rgb(31 36 39 / 8%);
  box-shadow:
    inset 0 1px 0 rgb(237 240 242 / 42%),
    inset 1px 0 0 rgb(237 240 242 / 12%);
  backdrop-filter: blur(18px) saturate(160%) brightness(1.06);
  -webkit-backdrop-filter: blur(18px) saturate(160%) brightness(1.06);
  opacity: 0;
  transition:
    opacity 1s var(--ease),
    transform 1.3s var(--ease);
}

.refraction-left {
  left: 13vw;
  top: 26vh;
  width: min(28vw, 390px);
  height: 48vh;
  transform: translate(-60px, 30px) rotate(7deg);
}

.refraction-right {
  right: 9vw;
  top: 15vh;
  width: min(20vw, 280px);
  height: 60vh;
  transform: translate(60px, -20px) rotate(-9deg);
}

.visual-stage.is-visible .refraction-left {
  opacity: 1;
  transform: translate(0, 0) rotate(7deg);
}

.visual-stage.is-visible .refraction-right {
  opacity: 1;
  transform: translate(0, 0) rotate(-9deg);
}

.accent-blade {
  position: absolute;
  z-index: 4;
  right: 21vw;
  bottom: 17vh;
  width: 96px;
  height: 16px;
  border-radius: var(--radius);
  background: var(--accent);
  opacity: 0;
  transform: scaleX(0.2);
  transform-origin: right;
  transition:
    opacity 800ms var(--ease) 240ms,
    transform 1s var(--ease) 240ms;
}

.visual-stage.is-visible .accent-blade {
  opacity: 1;
  transform: scaleX(1);
}

.optic-corridor {
  position: relative;
  min-height: 155dvh;
  background:
    linear-gradient(180deg, var(--page-soft), #0c0f11 40%, var(--page));
  view-timeline-name: --optic-scene;
  view-timeline-axis: block;
}

.optic-stage {
  position: sticky;
  top: 0;
  min-height: 100dvh;
  overflow: hidden;
}

.optic-stage::before {
  content: "";
  position: absolute;
  inset: 12% 5%;
  border: 1px solid rgb(237 240 242 / 9%);
  border-radius: var(--radius);
  background:
    linear-gradient(120deg, rgb(237 240 242 / 4%), transparent 38%),
    linear-gradient(90deg, transparent 0 43%, rgb(237 240 242 / 4%) 43% 61%, transparent 61%);
  transform: perspective(900px) rotateX(4deg);
}

.optic-word {
  position: absolute;
  left: 3vw;
  top: 5vh;
  z-index: 1;
  color: transparent;
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 9rem;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 0.8;
  -webkit-text-stroke: 1px rgb(237 240 242 / 22%);
  opacity: 0;
  transform: translateY(-25px);
  transition:
    opacity 900ms var(--ease),
    transform 1s var(--ease);
}

.optic-stage.is-visible .optic-word {
  opacity: 1;
  transform: translateY(0);
}

.optic-grid {
  position: absolute;
  inset: 20% 10% 13%;
}

.optic-pane {
  position: absolute;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgb(26 31 34 / 20%);
  box-shadow:
    inset 0 1px 0 rgb(237 240 242 / 42%),
    inset 1px 0 0 rgb(237 240 242 / 12%),
    0 36px 90px rgb(3 7 9 / 35%);
  backdrop-filter: blur(16px) saturate(155%) brightness(1.05);
  -webkit-backdrop-filter: blur(16px) saturate(155%) brightness(1.05);
  opacity: 0;
  transition:
    opacity 1s var(--ease),
    transform 1.2s var(--ease);
}

.optic-pane::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgb(237 240 242 / 18%), transparent 38% 76%, rgb(216 230 92 / 10%));
  pointer-events: none;
}

.optic-pane-main {
  left: 17%;
  top: 8%;
  width: 39%;
  height: 74%;
  background:
    linear-gradient(145deg, rgb(237 240 242 / 14%), transparent 48%),
    rgb(23 27 30 / 24%);
  transform: translate(-40px, 30px) rotate(-5deg);
}

.optic-pane-detail {
  right: 9%;
  top: 0;
  width: 27%;
  height: 46%;
  background:
    linear-gradient(135deg, rgb(216 230 92 / 20%), transparent 52%),
    rgb(27 32 35 / 22%);
  transform: translate(42px, -24px) rotate(8deg);
}

.optic-pane-glass {
  right: 16%;
  bottom: 0;
  z-index: 3;
  width: 36%;
  height: 56%;
  background: rgb(29 34 37 / 10%);
  backdrop-filter: blur(18px) saturate(160%) brightness(1.06);
  -webkit-backdrop-filter: blur(18px) saturate(160%) brightness(1.06);
  transform: translate(34px, 28px) rotate(-6deg);
}

.game-motif {
  position: relative;
  z-index: 2;
  display: grid;
  justify-items: center;
  gap: 18px;
  width: min(82%, 280px);
}

.minecraft-motif {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
}

.minecraft-cover-image {
  position: absolute;
  left: auto;
  right: -20%;
  top: 10%;
  width: 145%;
  max-width: none;
  height: auto;
  filter: saturate(0.85) contrast(1.06) brightness(0.86);
  mix-blend-mode: normal;
  opacity: 0.68;
  transform: rotate(-2deg);
}

.minecraft-motif .motif-copy {
  position: absolute;
  left: 18px;
  bottom: 18px;
  z-index: 2;
  justify-items: start;
}

.arknights-motif {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
}

.arknights-logo {
  position: absolute;
  left: -22%;
  top: 16%;
  width: 145%;
  max-width: none;
  height: auto;
  filter: grayscale(1) brightness(1.5) contrast(1.12);
  mix-blend-mode: screen;
  opacity: 0.16;
  transform: rotate(-7deg);
}

.arknights-motif .motif-copy {
  position: absolute;
  left: 18px;
  bottom: 18px;
  z-index: 2;
  justify-items: start;
}

.motif-copy {
  display: grid;
  justify-items: center;
  gap: 5px;
}

.motif-copy strong {
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 1.05rem;
  font-weight: 750;
  letter-spacing: 0;
  line-height: 1;
}

.motif-copy span {
  color: var(--muted);
  font-family: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0;
  line-height: 1;
}

.code-snippet {
  position: absolute;
  left: 6%;
  top: 7%;
  z-index: 2;
  width: 88%;
  margin: 0;
  overflow: visible;
  padding: 0;
  border: 0;
  background: transparent;
  color: rgb(237 240 242 / 68%);
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 0.78rem;
  line-height: 1.55;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  mix-blend-mode: normal;
  transform: rotate(4deg);
}

.code-key {
  color: rgb(216 230 92 / 92%);
}

.code-value {
  color: rgb(216 220 222 / 76%);
}

.optic-stage.is-visible .optic-pane {
  opacity: 1;
}

.optic-stage.is-visible .optic-pane-main {
  transform: translate(0, 0) rotate(-5deg);
}

.optic-stage.is-visible .optic-pane-detail {
  transform: translate(0, 0) rotate(8deg);
  transition-delay: 100ms;
}

.optic-stage.is-visible .optic-pane-glass {
  transform: translate(0, 0) rotate(-6deg);
  transition-delay: 180ms;
}

.optic-reflector {
  position: absolute;
  right: 5vw;
  bottom: 10vh;
  z-index: 4;
  width: 34vw;
  height: 10vh;
  border: 1px solid rgb(216 230 92 / 35%);
  border-radius: var(--radius);
  background: linear-gradient(90deg, transparent, rgb(216 230 92 / 13%), transparent);
  transform: rotate(-16deg) translateX(70px);
  opacity: 0;
  transition:
    opacity 900ms var(--ease) 260ms,
    transform 1.2s var(--ease) 260ms;
}

.optic-stage.is-visible .optic-reflector {
  opacity: 1;
  transform: rotate(-16deg) translateX(0);
}

.optic-accent {
  position: absolute;
  left: 10vw;
  bottom: 9vh;
  z-index: 5;
  width: 80px;
  height: 80px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  opacity: 0;
  transform: scale(0.5);
  transition:
    opacity 700ms var(--ease) 320ms,
    transform 900ms var(--ease) 320ms;
}

.optic-accent::after {
  content: "";
  position: absolute;
  inset: 13px;
  border-radius: calc(var(--radius) - 6px);
  background: var(--accent);
}

.optic-stage.is-visible .optic-accent {
  opacity: 1;
  transform: scale(1);
}

@media (max-width: 1199px) {
  .opening-mark {
    font-size: 5.5rem;
  }

  .hero h1 {
    font-size: 5.5rem;
  }

  .poster-comic {
    font-size: 7.5rem;
  }

  .poster-fly {
    font-size: 12rem;
  }

  .ideograph {
    font-size: 13rem;
  }

  .optic-word {
    font-size: 6.5rem;
  }

  .minecraft-cover-image {
    left: auto;
    right: -22%;
    width: 150%;
  }

  .poster-links {
    left: 6vw;
    width: min(44vw, 390px);
  }

  .arknights-logo {
    left: -25%;
    width: 150%;
  }

  .code-snippet {
    left: 6%;
    top: 7%;
    width: 88%;
    font-size: 0.7rem;
  }
}

@media (min-width: 768px) and (max-width: 899px) {
  .hero {
    grid-template-columns: minmax(0, 1fr) minmax(230px, 0.72fr);
    gap: 1.5rem;
    padding-inline: 2.5rem;
  }

  .hero h1 {
    font-size: 4.25rem;
  }

  .hero-portrait {
    width: min(31vw, 270px);
    margin-right: 0;
  }
}

@media (max-width: 767px) {
  .opening-panel-left {
    width: 72%;
  }

  .opening-panel-right {
    width: 58%;
  }

  .opening-mark {
    left: 1rem;
    font-size: 4rem;
  }

  .opening-accent {
    left: 51%;
    top: 38%;
    width: 11px;
    height: 25vh;
  }

  .corner-mark {
    top: 12px;
    left: 12px;
  }

  .corner-mark a {
    width: 42px;
    height: 42px;
  }

  .hero {
    min-height: calc(100dvh - 32px);
    grid-template-columns: 1fr;
    align-content: center;
    gap: 2.25rem;
    padding: 5rem 1rem 2.5rem;
  }

  .hero h1 {
    max-width: none;
    font-size: 3.05rem;
    line-height: 0.92;
  }

  .hero-copy {
    align-self: end;
  }

  .hero-copy p {
    margin-top: 0.9rem;
    margin-left: 0.15rem;
    font-size: 1rem;
  }

  .hero-portrait {
    width: min(70vw, 300px);
    margin: 0 6vw 0 auto;
  }

  .hero-ambient {
    left: 20%;
    opacity: 0.14;
  }

  .glass-plane-wide {
    top: 21%;
    right: -30%;
    width: 92%;
    height: 56%;
  }

  .glass-plane-edge {
    top: 35%;
    right: 52%;
    width: 26%;
    height: 44%;
  }

  .kinetic-poster {
    min-height: 128dvh;
  }

  .poster-stage::after {
    inset: 10% 1rem;
  }

  .poster-comic {
    left: 1rem;
    top: 12vh;
    font-size: 4rem;
  }

  .poster-fly {
    right: 0.5rem;
    bottom: 5vh;
    font-size: 8rem;
  }

  .poster-band {
    left: -8vw;
    top: 43%;
    width: 104vw;
    height: 23vh;
  }

  .poster-links {
    left: 1rem;
    top: 24vh;
    width: calc(100% - 2rem);
    height: auto;
    padding: 10px;
  }

  .poster-link {
    min-height: 56px;
    gap: 11px;
    padding: 8px 10px;
  }

  .poster-link strong {
    font-size: 0.82rem;
  }

  .poster-lens {
    right: 7vw;
    top: 22vh;
    width: 48vw;
    height: 48vh;
  }

  .poster-glass {
    left: -12vw;
    top: 31vh;
    width: 52vw;
    height: 42vh;
  }

  .poster-accent {
    left: 1rem;
    bottom: 17vh;
    width: 96px;
    height: 12px;
  }

  .visual-field {
    min-height: 122dvh;
  }

  .visual-stage::before {
    inset: 12% 1rem;
  }

  .portrait-echo {
    width: min(72vw, 360px);
    transform: translate(8vw, 1vh) rotate(-3deg) scale(0.94);
  }

  .visual-stage.is-visible .portrait-echo {
    transform: translate(8vw, 0) rotate(-3deg) scale(1);
  }

  .ideograph {
    font-size: 8rem;
  }

  .ideograph-left {
    left: -0.1em;
    top: 12vh;
  }

  .ideograph-right {
    right: -0.08em;
    bottom: 8vh;
  }

  .refraction-left {
    left: -16vw;
    top: 30vh;
    width: 48vw;
    height: 42vh;
  }

  .refraction-right {
    right: -14vw;
    top: 19vh;
    width: 42vw;
    height: 52vh;
  }

  .accent-blade {
    right: 10vw;
    bottom: 17vh;
    width: 72px;
    height: 13px;
  }

  .optic-corridor {
    min-height: 132dvh;
  }

  .optic-stage::before {
    inset: 10% 1rem;
  }

  .optic-word {
    left: 1rem;
    top: 8vh;
    font-size: 3.5rem;
  }

  .optic-grid {
    inset: 20% 1rem 15%;
  }

  .optic-pane-main {
    left: 3%;
    top: 6%;
    width: 65%;
    height: 42%;
  }

  .game-motif {
    gap: 10px;
  }

  .minecraft-cover-image {
    left: auto;
    right: -28%;
    top: 16%;
    width: 165%;
  }

  .minecraft-motif .motif-copy {
    left: 10px;
    bottom: 10px;
  }

  .optic-pane-detail {
    right: 0;
    top: 0;
    width: 42%;
    height: 34%;
  }

  .arknights-logo {
    left: -28%;
    top: 20%;
    width: 158%;
  }

  .arknights-motif .motif-copy {
    left: 10px;
    bottom: 10px;
  }

  .motif-copy {
    gap: 3px;
  }

  .motif-copy strong {
    font-size: 0.7rem;
  }

  .motif-copy span {
    font-size: 0.54rem;
  }

  .optic-pane-glass {
    right: 2%;
    bottom: 0;
    width: 72%;
    height: 50%;
  }

  .code-snippet {
    left: 4%;
    top: 5%;
    width: 92%;
    font-size: 0.55rem;
    line-height: 1.4;
  }

  .optic-reflector {
    right: -12vw;
    bottom: 12vh;
    width: 72vw;
    height: 8vh;
  }

  .optic-accent {
    left: 1rem;
    bottom: 10vh;
    width: 56px;
    height: 56px;
  }

}

@media (max-width: 359px) {
  .hero h1 {
    font-size: 2.72rem;
  }

}

@media (prefers-reduced-motion: no-preference) {
  @supports (animation-timeline: view()) {
    .poster-lens {
      animation: poster-lens-scroll linear both;
      animation-timeline: --poster-scene;
      animation-range: entry 0% exit 100%;
    }

    .optic-pane-main {
      animation: optic-main-scroll linear both;
      animation-timeline: --optic-scene;
      animation-range: entry 0% exit 100%;
    }

    .optic-pane-detail {
      animation: optic-detail-scroll linear both;
      animation-timeline: --optic-scene;
      animation-range: entry 0% exit 100%;
    }

  }
}

@keyframes poster-lens-scroll {
  0% {
    opacity: 0.35;
    transform: translate(4vw, -4vh) rotate(8deg);
  }

  45% {
    opacity: 1;
  }

  100% {
    opacity: 0.78;
    transform: translate(-2vw, 4vh) rotate(4deg);
  }
}

@keyframes optic-main-scroll {
  0% {
    opacity: 0.32;
    transform: translate(-5vw, 4vh) rotate(-7deg);
  }

  40% {
    opacity: 1;
  }

  100% {
    opacity: 0.78;
    transform: translate(3vw, -3vh) rotate(-2deg);
  }
}

@keyframes optic-detail-scroll {
  0% {
    opacity: 0.25;
    transform: translate(5vw, -3vh) rotate(11deg);
  }

  45% {
    opacity: 1;
  }

  100% {
    opacity: 0.72;
    transform: translate(-2vw, 4vh) rotate(5deg);
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }

  .opening-sequence {
    display: none;
  }

  .intro-reveal,
  .poster-type span,
  .poster-band,
  .poster-lens,
  .poster-glass,
  .poster-accent,
  .portrait-echo,
  .ideograph,
  .refraction,
  .accent-blade,
  .optic-word,
  .optic-pane,
  .optic-reflector,
  .optic-accent {
    opacity: 1;
  }

  .hero-portrait,
  body.is-ready .intro-reveal[data-delay="1"] {
    transform: rotate(2deg);
  }
}

@media (prefers-reduced-transparency: reduce) {
  .opening-panel,
  .corner-mark a,
  .glass-plane,
  .portrait-frame,
  .portrait-echo,
  .poster-band,
  .poster-lens,
  .poster-glass,
  .refraction,
  .optic-pane,
  .optic-pane-glass,
  .optic-reflector {
    background: var(--surface-solid);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .glass-highlight {
    display: none;
  }
}

@media (pointer: coarse) {
  .glass-highlight {
    display: none;
  }
}

@media (forced-colors: active) {
  .corner-mark a {
    border: 1px solid ButtonText;
  }
}