:root {
  color-scheme: dark;
  --bg: #050505;
  --panel: #f4f4f1;
  --text: #f7f7f2;
  --muted: rgba(247, 247, 242, 0.56);
  --hairline: rgba(255, 255, 255, 0.075);
  --grid: rgba(255, 255, 255, 0.042);
  --radius: 28px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

button,
a {
  font: inherit;
}

button {
  cursor: pointer;
}

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

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    radial-gradient(circle at 54% 50%, rgba(255, 255, 255, 0.08), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 32%);
  background-size: 72px 72px, 72px 72px, 100% 100%, 100% 100%;
  mask-image: linear-gradient(180deg, #000 0%, #000 82%, transparent 100%);
}

.intro-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(circle at 52% 48%, rgba(255, 255, 255, 0.095), transparent 31%),
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    #050505;
  background-size: 100% 100%, 72px 72px, 72px 72px, 100% 100%;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.intro-overlay.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.intro-overlay.is-finished {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 280ms ease, visibility 0s linear 280ms;
}

.intro-overlay__skip {
  position: fixed;
  top: 28px;
  right: 30px;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  padding: 11px 18px;
  background: rgba(8, 8, 8, 0.48);
  color: rgba(247, 247, 242, 0.82);
  font-size: 13px;
  letter-spacing: 0.08em;
  backdrop-filter: blur(18px);
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease;
}

.intro-overlay__skip:hover,
.intro-overlay__skip:focus-visible {
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(247, 247, 242, 0.12);
  color: #fff;
}

.intro-overlay__center {
  position: relative;
  width: min(1120px, calc(100vw - 52px));
  min-height: 36vh;
}

.intro-step {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  opacity: 0;
  transform: translate3d(0, 14px, 0) scale(0.985);
  filter: blur(10px);
  will-change: opacity, transform, filter;
}

.intro-step--brand strong {
  font-size: clamp(68px, 10.4vw, 188px);
  line-height: 0.92;
  letter-spacing: -0.02em;
}

.intro-step__logo-image {
  display: none;
  width: min(54vw, 760px);
  max-height: 34vh;
  object-fit: contain;
}

.intro-step--brand.is-image-mode .intro-step__logo-image {
  display: block;
}

.intro-step--brand.is-image-mode strong,
.intro-step--brand.is-image-mode span {
  display: none;
}

.intro-step--brand span {
  margin-top: 18px;
  font-size: clamp(18px, 2.1vw, 38px);
  font-weight: 800;
  letter-spacing: 0.06em;
}

.intro-step--services {
  font-size: clamp(22px, 3.1vw, 52px);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.intro-step--founder strong {
  font-size: clamp(44px, 6.2vw, 104px);
  line-height: 1;
}

.intro-step--founder span {
  margin-top: 18px;
  color: rgba(247, 247, 242, 0.62);
  font-size: clamp(14px, 1.3vw, 24px);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

body.intro-running .site-shell {
  opacity: 0;
  transform: scale(1.018);
  filter: blur(12px) brightness(0.42);
  transition:
    opacity 850ms cubic-bezier(0.2, 0.8, 0.2, 1),
    transform 850ms cubic-bezier(0.2, 0.8, 0.2, 1),
    filter 850ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

body.intro-running.intro-revealing .site-shell,
body.intro-complete .site-shell {
  opacity: 1;
  transform: none;
  filter: none;
}

.site-shell {
  position: relative;
  z-index: 1;
  min-height: 100svh;
  overflow: hidden;
  isolation: isolate;
}

.site-header {
  position: fixed;
  z-index: 30;
  top: 24px;
  left: 24px;
  right: 24px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  pointer-events: none;
}

.brand-mark,
.mode-switch,
.menu-trigger {
  pointer-events: auto;
}

.brand-mark {
  display: inline-flex;
  width: 190px;
  height: auto;
  align-items: center;
}

.brand-mark img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: left center;
}

.mode-switch {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  justify-self: center;
  color: var(--muted);
}

.mode-switch__item {
  border: 0;
  padding: 0;
  background: transparent;
  color: inherit;
  font-size: 14px;
  line-height: 1.2;
  transition: color 180ms ease, opacity 180ms ease;
}

.mode-switch__item span {
  display: block;
  color: rgba(255, 255, 255, 0.34);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.mode-switch__item.is-active {
  color: #fff;
}

.mode-switch__dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: #fff;
}

.menu-trigger {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 0;
  border-radius: 999px;
  padding: 14px 18px 14px 22px;
  background: #f7f7f2;
  color: #050505;
  font-size: 15px;
  font-weight: 700;
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.24);
}

.menu-trigger__icon {
  font-size: 17px;
  line-height: 1;
}

.page-stage {
  position: relative;
  z-index: 2;
  min-height: 100svh;
}

.page-view {
  position: absolute;
  inset: 0;
  min-height: 100svh;
  opacity: 0;
  pointer-events: none;
  transform: translate3d(0, 18px, 0);
  transition: opacity 420ms ease, transform 520ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.page-view.is-active {
  opacity: 1;
  pointer-events: auto;
  transform: translate3d(0, 0, 0);
}

.spiral-view {
  overflow: hidden;
}

.spiral-stage {
  position: absolute;
  left: 50%;
  top: 51%;
  width: 100vw;
  height: 100svh;
  transform: translate(-50%, -50%);
}

.spiral-stage::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 58vw;
  height: 58vw;
  border: 1px solid rgba(255, 255, 255, 0.035);
  border-radius: 999px;
  transform: translate(-50%, -50%) rotateX(64deg) rotateZ(-22deg);
  pointer-events: none;
}

.webgl {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: block;
  width: 100%;
  height: 100%;
}

.spiral-fallback {
  display: none;
}

.spiral-card {
  position: absolute;
  left: 50%;
  top: 50%;
  width: clamp(210px, 25vw, 450px);
  aspect-ratio: 1.48 / 1;
  border: 0;
  border-radius: 22px;
  padding: 0;
  overflow: hidden;
  background: #171717;
  color: #fff;
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.58);
  opacity: 0;
  filter: blur(var(--card-blur));
  transform:
    translate(-50%, -50%)
    translate3d(var(--x), var(--y), var(--depth))
    rotateX(var(--rx))
    rotateY(var(--ry))
    rotateZ(var(--rz))
    scale(var(--scale));
  animation: cardRise 820ms cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
  animation-delay: var(--delay);
  transition: filter 260ms ease, box-shadow 260ms ease;
}

.spiral-card img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9) contrast(0.96) brightness(calc(0.62 + var(--card-opacity) * 0.42));
}

.spiral-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 52%, rgba(0, 0, 0, 0.42));
  pointer-events: none;
}

.spiral-card__meta {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 14px;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 220ms ease, transform 220ms ease;
  text-align: left;
}

.spiral-card__meta strong {
  font-size: 18px;
}

.spiral-card__meta small {
  color: rgba(255, 255, 255, 0.74);
  font-size: 12px;
}

.spiral-card:hover,
.spiral-card:focus-visible {
  filter: blur(0) brightness(1.08);
  box-shadow: 0 44px 100px rgba(0, 0, 0, 0.72);
}

.spiral-card.is-current {
  box-shadow: 0 48px 120px rgba(0, 0, 0, 0.76);
}

.spiral-card--system {
  display: flex;
  width: clamp(160px, 18vw, 320px);
  aspect-ratio: 1.36 / 1;
  flex-direction: column;
  justify-content: flex-end;
  gap: 8px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  text-align: left;
}

.spiral-card--dark {
  background:
    radial-gradient(circle at 35% 28%, rgba(255, 255, 255, 0.12), transparent 34%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.015));
}

.spiral-card--light {
  background:
    radial-gradient(circle at 36% 30%, rgba(255, 255, 255, 0.88), transparent 34%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.12));
  color: rgba(5, 5, 5, 0.82);
}

.system-node__title {
  font-size: clamp(24px, 2.5vw, 44px);
  font-weight: 800;
  line-height: 1;
}

.system-node__subtitle {
  color: currentColor;
  font-size: 11px;
  letter-spacing: 0.16em;
  opacity: 0.62;
  text-transform: uppercase;
}

.spiral-card:hover .spiral-card__meta,
.spiral-card:focus-visible .spiral-card__meta {
  opacity: 1;
  transform: translateY(0);
}

.list-view {
  overflow: hidden;
}

.list-view__inner {
  width: min(980px, calc(100vw - 48px));
  margin: 0 auto;
  padding: 17vh 0 10vh;
}

.section-kicker {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.list-view h1,
.content-view h1 {
  margin: 0;
  font-size: clamp(48px, 8vw, 132px);
  line-height: 0.96;
  letter-spacing: 0;
}

.project-index {
  margin-top: 54px;
  max-height: 54vh;
  overflow: auto;
  border-top: 1px solid var(--hairline);
  scrollbar-width: thin;
}

.project-index__row {
  display: grid;
  grid-template-columns: 1fr 150px minmax(180px, 260px);
  gap: 24px;
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--hairline);
  padding: 24px 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.62);
  text-align: left;
  transition: color 180ms ease, transform 180ms ease;
}

.project-index__row span {
  color: #fff;
  font-size: clamp(24px, 3vw, 46px);
  font-weight: 700;
}

.project-index__row small,
.project-index__row em {
  align-self: end;
  color: inherit;
  font-size: 13px;
  font-style: normal;
}

.project-index__row:hover,
.project-index__row:focus-visible {
  color: #fff;
  transform: translateX(12px);
}

.index-preview {
  position: fixed;
  right: 7vw;
  bottom: 10vh;
  width: min(28vw, 420px);
  aspect-ratio: 1.48 / 1;
  border-radius: 22px;
  background-position: center;
  background-size: cover;
  opacity: 0;
  pointer-events: none;
  transform: translateY(18px) rotate(-3deg);
  transition: opacity 180ms ease, transform 220ms ease;
  box-shadow: 0 34px 80px rgba(0, 0, 0, 0.54);
}

.index-preview.is-visible {
  opacity: 0.82;
  transform: translateY(0) rotate(-3deg);
}

.content-view {
  display: grid;
  place-items: center;
  padding: 112px max(24px, 9vw) 72px;
}

.content-view__inner {
  width: min(1120px, 100%);
}

.content-view__subhead {
  display: block;
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.42);
  font-size: 12px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
}

.content-view__lead,
.content-view p:not(.section-kicker),
.contact-lines {
  max-width: 880px;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(22px, 3vw, 42px);
  line-height: 1.38;
}

.content-view p:not(.section-kicker),
.contact-lines {
  margin: 34px 0 0;
}

.contact-lines {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact-lines span {
  color: var(--muted);
  font-size: clamp(14px, 1.4vw, 18px);
}

.contact-view {
  padding-top: 104px;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(420px, 0.68fr);
  gap: clamp(28px, 5vw, 76px);
  align-items: center;
  min-height: min(680px, calc(100vh - 190px));
}

.contact-hero h1 {
  margin-bottom: 26px;
}

.contact-subtitle {
  max-width: 640px !important;
  margin: 0 !important;
  color: rgba(255, 255, 255, 0.72) !important;
  font-size: clamp(20px, 2.5vw, 34px) !important;
  line-height: 1.38 !important;
}

.contact-board {
  display: grid;
  gap: 0;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.045)),
    rgba(12, 12, 12, 0.72);
  box-shadow: 0 36px 120px rgba(0, 0, 0, 0.36);
  overflow: hidden;
}

.contact-items {
  display: grid;
}

.contact-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  min-height: 108px;
  padding: 22px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-item__icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  color: #f4f1e8;
  background: rgba(255, 255, 255, 0.07);
}

.contact-item__icon img {
  width: 20px;
  height: 20px;
  object-fit: contain;
}

.contact-item small {
  display: block;
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.48);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.contact-item a,
.contact-item span {
  color: #f5f2e9;
  font-size: clamp(20px, 2vw, 30px);
  font-weight: 700;
  line-height: 1.12;
  word-break: break-word;
}

.contact-item a:hover {
  color: #fff7ce;
}

.contact-qr {
  display: grid;
  grid-template-columns: 148px minmax(0, 1fr);
  gap: 20px;
  align-items: center;
  padding: 24px;
  background: rgba(244, 241, 232, 0.94);
  color: #050505;
}

.contact-qr img,
.contact-qr__placeholder {
  width: 148px;
  height: 148px;
  border-radius: 10px;
  background: #fff;
}

.contact-qr img {
  display: block;
  object-fit: contain;
}

.contact-qr__placeholder {
  display: grid;
  place-items: center;
  border: 1px dashed rgba(0, 0, 0, 0.25);
  color: rgba(0, 0, 0, 0.52);
  font-size: 13px;
  text-align: center;
}

.contact-qr p {
  margin: 0 !important;
  color: rgba(0, 0, 0, 0.72) !important;
  font-size: 18px !important;
  line-height: 1.45 !important;
}

.contact-socials {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.contact-socials a {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  padding: 9px 14px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-socials a:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.38);
}

.corner-note,
.sound-toggle {
  position: fixed;
  z-index: 25;
  bottom: 26px;
}

.corner-note {
  left: 28px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.14em;
}

.sound-toggle {
  right: 28px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 44px;
  height: 44px;
  border: 0;
  border-radius: 999px;
  padding: 0 14px;
  background: #f7f7f2;
  color: #050505;
  font-size: 12px;
  font-weight: 700;
}

.sound-toggle__icon {
  font-size: 14px;
}

.site-menu {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: flex;
  justify-content: flex-end;
  padding: 24px;
  background: rgba(0, 0, 0, 0);
  opacity: 0;
  pointer-events: none;
  transition: background 280ms ease, opacity 280ms ease;
}

.site-menu.is-open {
  background: rgba(0, 0, 0, 0.56);
  opacity: 1;
  pointer-events: auto;
}

.site-menu__panel {
  position: relative;
  display: flex;
  flex-direction: column;
  width: min(38vw, 720px);
  min-width: 420px;
  height: 100%;
  border-radius: 22px;
  padding: 32px 36px;
  background: var(--panel);
  color: #050505;
  transform: translateX(110%);
  transition: transform 460ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.site-menu.is-open .site-menu__panel {
  transform: translateX(0);
}

.site-menu__close {
  align-self: flex-end;
  border: 0;
  background: transparent;
  color: #050505;
  font-size: 14px;
}

.site-menu__links {
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
}

.site-menu__links a {
  display: flex;
  flex-direction: column;
  width: max-content;
  color: #050505;
  font-size: clamp(54px, 5vw, 92px);
  font-weight: 800;
  line-height: 0.92;
}

.site-menu__links span {
  margin-top: 8px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.site-menu__foot {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  color: #050505;
  font-size: 14px;
}

.site-menu__email[aria-disabled="true"] {
  opacity: 0.45;
  pointer-events: none;
}

.site-menu__socials {
  display: flex;
  gap: 10px;
}

.site-menu__socials a {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  background: #050505;
  color: #fff;
  font-size: 11px;
}

.site-menu__socials img {
  width: 18px;
  height: 18px;
  object-fit: contain;
}

.site-menu__socials a[aria-disabled="true"] {
  opacity: 0.52;
  cursor: default;
}

.project-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: none;
}

.project-modal.is-open {
  display: block;
}

.project-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.86);
}

.project-modal__close {
  position: absolute;
  top: 24px;
  right: 28px;
  z-index: 2;
  width: 48px;
  height: 48px;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 32px;
}

.project-modal__panel {
  position: absolute;
  left: 50%;
  top: 32px;
  z-index: 1;
  width: min(86vw, 1180px);
  max-height: calc(100vh - 64px);
  overflow-y: auto;
  transform: translateX(-50%);
}

.project-modal__intro {
  padding: 8vh 0 7vh;
}

.project-modal__intro h2 {
  margin: 0;
  font-size: clamp(42px, 8vw, 120px);
  line-height: 0.96;
}

.project-modal__intro p,
.project-modal__intro span {
  display: block;
  max-width: 760px;
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(16px, 1.8vw, 24px);
  line-height: 1.5;
}

.project-media-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 0;
  align-items: start;
  margin: 0;
  padding: 0;
}

.project-media {
  grid-column: 1 / -1;
  margin: 0;
  padding: 0;
  overflow: visible;
}

.project-media--wide {
  grid-column: 2 / span 10;
}

.project-media--half,
.project-media--portrait {
  grid-column: span 6;
}

.project-media--portrait {
  justify-self: center;
  width: min(100%, 760px);
}

.project-media img,
.project-media video {
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
  padding: 0;
  border-radius: 0;
  background: rgba(255, 255, 255, 0.04);
}

.project-media video {
  max-width: 100%;
  object-fit: contain;
  overflow: visible;
}

body.modal-open,
body.menu-open {
  overflow: hidden;
}

@keyframes cardRise {
  from {
    opacity: 0;
    filter: blur(14px);
    transform:
      translate(-50%, -50%)
      translate3d(var(--x), calc(var(--y) + 18px), calc(var(--depth) - 120px))
      rotateX(var(--rx))
      rotateY(var(--ry))
      rotateZ(var(--rz))
      scale(calc(var(--scale) * 0.94));
  }
  to {
    opacity: var(--card-opacity);
    filter: blur(var(--card-blur));
    transform:
      translate(-50%, -50%)
      translate3d(var(--x), var(--y), var(--depth))
      rotateX(var(--rx))
      rotateY(var(--ry))
      rotateZ(var(--rz))
      scale(var(--scale));
  }
}

@media (max-width: 820px) {
  html,
  body {
    overflow: hidden;
  }

  body::before {
    background-size: 48px 48px, 48px 48px, 100% 100%, 100% 100%;
  }

  .site-header {
    top: 16px;
    left: 16px;
    right: 16px;
    grid-template-columns: 1fr auto;
    row-gap: 18px;
  }

  .intro-overlay__skip {
    top: 18px;
    right: 18px;
    padding: 10px 15px;
  }

  .intro-overlay__center {
    width: calc(100vw - 36px);
  }

  .intro-step--brand strong {
    font-size: clamp(52px, 18vw, 92px);
  }

  .intro-step--services {
    font-size: clamp(21px, 7vw, 34px);
    line-height: 1.35;
  }

  .intro-step--founder strong {
    font-size: clamp(40px, 13vw, 68px);
  }

  .brand-mark {
    width: 92px;
    height: 38px;
  }

  .mode-switch {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .spiral-view {
    overflow: auto;
    padding: 128px 18px 84px;
  }

  .spiral-stage {
    position: static;
    display: grid;
    gap: 18px;
    width: auto;
    height: auto;
    transform: none;
  }

  .spiral-stage::before {
    display: none;
  }

  .webgl {
    display: none;
  }

  .spiral-fallback {
    display: grid;
    gap: 18px;
  }

  .spiral-card {
    position: relative;
    left: auto;
    top: auto;
    width: 100%;
    transform: none;
    animation: none;
    opacity: 1;
  }

  .list-view,
  .content-view {
    overflow: auto;
  }

  .list-view__inner {
    width: calc(100vw - 36px);
    padding-top: 140px;
  }

  .project-index {
    max-height: none;
  }

  .project-index__row {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 22px 0;
  }

  .index-preview {
    display: none;
  }

  .content-view {
    display: block;
    padding-top: 150px;
    padding-bottom: 120px;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 28px;
    min-height: 0;
  }

  .contact-board {
    border-radius: 14px;
  }

  .contact-item {
    grid-template-columns: 36px minmax(0, 1fr);
    min-height: 92px;
    padding: 18px;
  }

  .contact-item__icon {
    width: 36px;
    height: 36px;
  }

  .contact-item a,
  .contact-item span {
    font-size: 20px;
  }

  .contact-qr {
    grid-template-columns: 1fr;
  }

  .site-menu {
    padding: 12px;
  }

  .site-menu__panel {
    width: 100%;
    min-width: 0;
  }

  .site-menu__foot {
    align-items: flex-start;
    flex-direction: column;
  }

  .project-media-grid {
    display: block;
    gap: 0;
    margin: 0;
    padding: 0;
  }

  .project-media,
  .project-media--wide,
  .project-media--half,
  .project-media--portrait {
    width: 100%;
    margin: 0;
  }

  .corner-note {
    left: 18px;
    right: 90px;
    line-height: 1.5;
  }

  .sound-toggle__text {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .intro-step {
    filter: none;
  }

  body.intro-running .site-shell {
    transform: none;
    filter: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 1ms !important;
    transition-duration: 1ms !important;
  }
}