:root {
  color-scheme: dark;
  --canvas: #050505;
  --frame: #080908;
  --ink: #f4f1e8;
  --muted: #9d9a91;
  --soft: #c9c2b5;
  --line: rgb(244 241 232 / 12%);
  --line-strong: rgb(244 241 232 / 22%);
  --accent: #caa04f;
  --accent-strong: #e2bd6b;
  --radius: 8px;
  --display: "Arial Narrow", "Microsoft YaHei", "PingFang SC", sans-serif;
  --body: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background:
    radial-gradient(circle at 22% 0%, rgb(202 160 79 / 10%), transparent 26rem),
    radial-gradient(circle at 88% 16%, rgb(255 255 255 / 7%), transparent 28rem),
    var(--canvas);
  color: var(--ink);
  font-family: var(--body);
  line-height: 1.6;
}

a {
  color: inherit;
}

a:focus-visible {
  outline: 2px solid var(--accent-strong);
  outline-offset: 5px;
}

.site-frame {
  width: calc(100% - 20px);
  min-height: calc(100vh - 20px);
  margin: 10px;
  border: 1px solid rgb(244 241 232 / 16%);
  border-radius: 24px;
  background: rgb(5 5 5 / 88%);
  box-shadow:
    inset 0 0 0 1px rgb(255 255 255 / 4%),
    0 30px 90px rgb(0 0 0 / 46%);
  overflow: hidden;
}

.site-header,
.site-footer {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

main {
  width: 100%;
}

.site-header {
  position: relative;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  border-bottom: 1px solid var(--line);
}

.wordmark {
  color: var(--ink);
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 800;
  text-decoration: none;
}

nav {
  display: flex;
  gap: 26px;
  font-size: 0.82rem;
  font-weight: 700;
}

nav a {
  color: var(--muted);
  text-decoration: none;
}

nav a:hover {
  color: var(--accent-strong);
}

.intro {
  position: relative;
  min-height: min(780px, calc(100dvh - 72px));
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  isolation: isolate;
}

.silk-canvas,
.intro-shade {
  position: absolute;
  inset: 0;
}

.silk-canvas {
  z-index: -3;
  width: 100%;
  height: 100%;
  background: #28262d;
}

.silk-canvas.silk-fallback {
  background:
    linear-gradient(115deg, #080808 0%, #2a292d 48%, #0d0d0c 100%),
    #28262d;
}

.intro-shade {
  z-index: -2;
  background:
    linear-gradient(90deg, rgb(5 5 5 / 94%) 0%, rgb(5 5 5 / 65%) 46%, rgb(5 5 5 / 24%) 100%),
    linear-gradient(180deg, rgb(5 5 5 / 6%) 0%, rgb(5 5 5 / 78%) 100%),
    radial-gradient(circle at 70% 42%, rgb(244 241 232 / 13%), transparent 32%);
}

.intro-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(270px, 0.52fr);
  gap: clamp(70px, 12vw, 180px);
  align-items: center;
  width: min(1180px, calc(100% - 48px));
  min-height: min(780px, calc(100dvh - 72px));
  margin: 0 auto;
  padding: 74px 0 104px;
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 800;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  font-family: var(--display);
  letter-spacing: 0;
}

h1 {
  max-width: 820px;
  margin: 16px 0 22px;
  font-size: clamp(4rem, 8.4vw, 9.4rem);
  line-height: 0.96;
}

.hero-line {
  display: block;
}

h2 {
  margin: 12px 0 0;
  font-size: clamp(2.8rem, 6vw, 6rem);
  line-height: 0.98;
}

h3 {
  margin: 10px 0 18px;
  font-size: clamp(2.5rem, 5vw, 5.4rem);
  line-height: 0.98;
}

.intro-copy > p:not(.eyebrow),
.section-heading > p,
.motion-note > p:last-child,
.project-summary {
  max-width: 520px;
  margin: 0;
  color: rgb(244 241 232 / 74%);
  font-size: 1rem;
}

.intro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.intro-panel {
  align-self: end;
  max-width: 360px;
  margin-bottom: 38px;
  padding: 24px 0 0;
  border-top: 1px solid var(--line-strong);
  color: rgb(244 241 232 / 82%);
}

.intro-panel > p {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 0.74rem;
  font-weight: 800;
}

.intro-panel dl,
.intro-panel dd {
  margin: 0;
}

.intro-panel dl {
  display: grid;
  gap: 18px;
}

.intro-panel dl div {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 22px;
  align-items: baseline;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.intro-panel dt {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
}

.intro-panel dd {
  font-family: var(--display);
  font-size: clamp(1.35rem, 2.3vw, 2rem);
  font-weight: 800;
  line-height: 1.04;
}

.primary-action,
.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 15px;
  border-radius: 5px;
  font-size: 0.85rem;
  font-weight: 800;
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, background-color 180ms ease, color 180ms ease;
}

.primary-action {
  gap: 12px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #141008;
}

.secondary-action {
  border: 1px solid rgb(244 241 232 / 22%);
  background: rgb(5 5 5 / 18%);
  color: var(--ink);
}

.primary-action:hover {
  background: var(--accent-strong);
  transform: translateY(-2px);
}

.secondary-action:hover {
  border-color: rgb(226 189 107 / 72%);
  color: var(--accent-strong);
  transform: translateY(-2px);
}

.primary-action:active,
.secondary-action:active {
  transform: translateY(1px);
}

.capability-marquee {
  width: 100%;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  color: rgb(244 241 232 / 26%);
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 4.4rem);
  font-weight: 800;
  line-height: 1;
}

.capability-marquee div {
  display: flex;
  width: max-content;
  animation: marquee 28s linear infinite;
}

.capability-marquee span {
  padding: 26px 34px;
  white-space: nowrap;
}

.products,
.motion-note,
.source {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.products {
  padding: 118px 0 96px;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(240px, 0.42fr);
  gap: clamp(48px, 10vw, 150px);
  align-items: end;
  margin-bottom: 74px;
}

.work-stack {
  display: grid;
  gap: 42px;
}

.work-card {
  position: sticky;
  top: 22px;
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(0, 1fr);
  gap: clamp(32px, 6vw, 76px);
  align-items: stretch;
  min-height: 560px;
  padding: clamp(20px, 3vw, 34px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at var(--mx, 50%) var(--my, 35%), rgb(244 241 232 / 13%), transparent 18rem),
    linear-gradient(135deg, rgb(244 241 232 / 8%), rgb(255 255 255 / 2%)),
    rgb(11 11 10 / 88%);
  box-shadow: 0 38px 110px rgb(0 0 0 / 42%);
  overflow: hidden;
  transition: transform 420ms cubic-bezier(0.16, 1, 0.3, 1), border-color 220ms ease;
}

.work-card:nth-child(2) {
  top: 42px;
}

.work-card:hover {
  border-color: rgb(226 189 107 / 46%);
  transform: translateY(-6px);
}

.work-visual {
  position: relative;
  min-height: 100%;
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 30% 24%, rgb(226 189 107 / 34%), transparent 18rem),
    radial-gradient(circle at 76% 72%, rgb(244 241 232 / 15%), transparent 20rem),
    linear-gradient(140deg, #0c0c0b, #24231f 50%, #0a0a09);
  overflow: hidden;
  isolation: isolate;
}

.work-visual::before,
.work-visual::after {
  position: absolute;
  content: "";
}

.work-visual::before {
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgb(255 255 255 / 4%) 1px, transparent 1px),
    linear-gradient(0deg, rgb(255 255 255 / 4%) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(135deg, black, transparent 72%);
}

.work-visual::after {
  width: 55%;
  aspect-ratio: 1;
  right: 10%;
  bottom: 12%;
  border: 1px solid rgb(244 241 232 / 22%);
  border-radius: 50%;
  background:
    conic-gradient(from 180deg, transparent, rgb(202 160 79 / 50%), transparent 68%),
    rgb(255 255 255 / 2%);
  filter: blur(0.2px);
  animation: slow-spin 18s linear infinite;
}

.work-visual span {
  position: absolute;
  top: 24px;
  left: 24px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 900;
}

.work-visual p {
  position: absolute;
  right: 20px;
  bottom: 18px;
  margin: 0;
  color: rgb(244 241 232 / 28%);
  font-family: var(--display);
  font-size: clamp(2.8rem, 6vw, 6.8rem);
  font-weight: 800;
  line-height: 0.86;
}

.work-kook .work-visual {
  background:
    radial-gradient(circle at 72% 28%, rgb(244 241 232 / 18%), transparent 17rem),
    radial-gradient(circle at 18% 82%, rgb(202 160 79 / 30%), transparent 18rem),
    linear-gradient(140deg, #090a09, #171816 52%, #050505);
}

.project-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8px 0;
}

.project-summary {
  color: var(--muted);
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin-top: 34px;
  border-top: 1px solid var(--line);
}

.feature-list div {
  min-height: 146px;
  padding: 20px 18px 18px 0;
  border-bottom: 1px solid var(--line);
}

.feature-list span {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 900;
}

.feature-list strong {
  display: block;
  margin: 12px 0 0;
  font-family: var(--display);
  font-size: clamp(1.3rem, 2vw, 1.8rem);
  font-weight: 800;
  line-height: 1.06;
}

.feature-list p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.55;
}

.project-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 30px;
}

.project-actions p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  margin-top: 24px;
}

.project-links a {
  color: var(--muted);
  font-size: 0.8rem;
  text-underline-offset: 4px;
}

.project-links a:hover {
  color: var(--ink);
}

.motion-note {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(240px, 0.42fr);
  gap: clamp(48px, 10vw, 150px);
  align-items: end;
  padding: 110px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.source {
  padding: 100px 0 112px;
}

.source-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 56px;
  margin-top: 44px;
}

.source-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  transition: color 180ms ease, padding-left 180ms ease;
}

.source-list a:hover {
  color: var(--accent-strong);
  padding-left: 6px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  padding: 26px 0 38px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
}

.has-js [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 640ms ease, transform 640ms cubic-bezier(0.16, 1, 0.3, 1);
}

.has-js [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

.split-char {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.5em) rotate(2deg);
  transition: opacity 620ms ease, transform 740ms cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: calc(var(--char-index) * 24ms);
}

.is-visible .split-char {
  opacity: 1;
  transform: translateY(0) rotate(0);
}

.cursor-glow {
  position: fixed;
  z-index: 20;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgb(226 189 107 / 14%), transparent 62%);
  pointer-events: none;
  transform: translate(-50%, -50%);
  mix-blend-mode: screen;
  opacity: 0;
  transition: opacity 180ms ease;
}

body:hover .cursor-glow {
  opacity: 1;
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

@keyframes slow-spin {
  to {
    transform: rotate(1turn);
  }
}

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

  .has-js [data-reveal],
  .has-js [data-reveal].is-visible,
  .split-char,
  .is-visible .split-char,
  .primary-action,
  .secondary-action,
  .source-list a,
  .work-card,
  .capability-marquee div,
  .work-visual::after {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
  }

  .cursor-glow {
    display: none;
  }
}

@media (max-width: 900px) {
  .intro-inner,
  .section-heading,
  .motion-note,
  .work-card {
    grid-template-columns: 1fr;
  }

  .intro-panel {
    align-self: start;
    margin-bottom: 0;
  }

  .work-card,
  .work-card:nth-child(2) {
    position: relative;
    top: auto;
  }

  .work-visual {
    min-height: 320px;
  }

  .feature-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .site-frame {
    width: calc(100% - 12px);
    min-height: calc(100vh - 12px);
    margin: 6px;
    border-radius: 18px;
  }

  .site-header,
  .site-footer,
  .intro-inner,
  .products,
  .motion-note,
  .source {
    width: min(100% - 32px, 1180px);
  }

  .site-header {
    min-height: 64px;
  }

  nav {
    gap: 15px;
    font-size: 0.76rem;
  }

  .intro,
  .intro-inner {
    min-height: calc(100dvh - 64px);
  }

  .intro-inner {
    gap: 42px;
    padding: 54px 0 64px;
  }

  .intro-shade {
    background:
      linear-gradient(180deg, rgb(5 5 5 / 94%) 0%, rgb(5 5 5 / 62%) 48%, rgb(5 5 5 / 92%) 100%),
      radial-gradient(circle at 58% 72%, rgb(255 255 255 / 13%), transparent 36%);
  }

  h1 {
    font-size: clamp(3.9rem, 18vw, 6.3rem);
  }

  h2 {
    font-size: clamp(2.7rem, 14vw, 4.4rem);
  }

  .capability-marquee span {
    padding: 20px 24px;
  }

  .products {
    padding: 78px 0 66px;
  }

  .work-stack {
    gap: 28px;
  }

  .work-card {
    min-height: auto;
    padding: 18px;
  }

  .work-visual {
    min-height: 260px;
  }

  .motion-note {
    padding: 72px 0;
  }

  .source {
    padding: 72px 0 82px;
  }

  .source-list {
    grid-template-columns: 1fr;
    margin-top: 32px;
  }

  .site-footer {
    gap: 14px;
    flex-direction: column;
  }
}