:root {
  --ink: #06060e;
  --ink-raised: #0b0b12;
  --paper: #f3f3f1;
  --silver: #a4a4aa;
  --muted: #7a7a84;
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.25);
  --focus: #c9c6e8;
  --page-gutter: clamp(20px, 4vw, 64px);
  --section-space: clamp(96px, 12vw, 180px);
  --liquid-glass-surface: rgba(17, 14, 20, 0.52);
  --liquid-glass-surface-strong: rgba(24, 18, 26, 0.64);
  --liquid-glass-surface-hover: rgba(36, 27, 38, 0.72);
  --liquid-glass-border: rgba(255, 255, 255, 0.2);
  --liquid-glass-border-hover: rgba(255, 255, 255, 0.4);
  --liquid-glass-accent: rgba(210, 40, 58, 0.18);
  --liquid-glass-blur: blur(18px) saturate(145%);
  --liquid-glass-radius: 15px;
  --liquid-glass-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.16),
    inset 0 -1px 0 rgba(255, 255, 255, 0.035),
    0 12px 30px rgba(0, 0, 0, 0.24),
    0 3px 16px rgba(111, 13, 27, 0.09);
  --liquid-glass-shadow-hover:
    inset 0 1px 0 rgba(255, 255, 255, 0.22),
    inset 0 -1px 0 rgba(255, 255, 255, 0.05),
    0 16px 36px rgba(0, 0, 0, 0.3),
    0 5px 22px rgba(152, 18, 38, 0.16);
  --liquid-glass-ease: cubic-bezier(0.22, 1, 0.36, 1);
  color-scheme: dark;
}

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

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

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--ink);
  color: var(--paper);
  font-family: Inter, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::selection {
  color: var(--ink);
  background: var(--paper);
}

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

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

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

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

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  color: var(--ink);
  background: var(--paper);
  transform: translateY(-160%);
}

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

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

.site-header {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 88px;
  padding: 0 var(--page-gutter);
  border-bottom: 1px solid var(--line);
  background: rgba(6, 6, 14, 0.88);
  backdrop-filter: blur(18px);
}

.site-brand,
.footer-brand {
  justify-self: start;
  font-size: 19px;
  font-weight: 650;
  letter-spacing: 0.08em;
}

.nav-toggle {
  display: none;
}

.site-nav {
  display: flex;
  align-items: center;
  font-size: 14px;
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: clamp(24px, 4vw, 58px);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav li {
  position: relative;
}

.nav-item-label {
  display: flex;
  align-items: center;
  gap: 7px;
}

.site-nav a,
.site-footer a,
.header-account,
.header-cta,
.text-link {
  color: #c7c7ca;
  transition: color 180ms ease;
}

.site-nav a:hover,
.site-footer a:hover,
.header-account:hover,
.header-cta:hover,
.text-link:hover {
  color: #fff;
}

.submenu-toggle {
  display: inline-grid;
  width: 28px;
  min-height: 28px;
  place-items: center;
  padding: 0;
  border: 0;
  color: #c7c7ca;
  background: transparent;
  cursor: pointer;
}

.submenu-toggle span {
  width: 7px;
  height: 7px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform 180ms ease;
}

.has-children.is-submenu-open > .nav-item-label .submenu-toggle span {
  transform: translateY(2px) rotate(225deg);
}

/* sub-navigation dropdown */
.site-nav li.has-children > ul {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 160px;
  flex-direction: column;
  gap: 0;
  background: #0e0e18;
  border: 1px solid var(--line-strong);
  padding: 8px 0;
  z-index: 20;
}

.site-nav li.has-children.is-submenu-open > ul {
  display: flex;
}

.site-nav li.has-children > ul a {
  display: block;
  padding: 8px 18px;
  white-space: nowrap;
}

.header-actions {
  display: flex;
  align-items: center;
  justify-self: end;
  gap: 12px;
}

.header-account,
.header-cta {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  letter-spacing: 0.05em;
}

.header-account {
  padding: 8px 6px;
}

.header-cta {
  justify-self: end;
  padding: 8px 18px;
  border: 1px solid var(--liquid-glass-border);
  border-radius: 14px;
}

.hero {
  position: relative;
  display: flex;
  min-height: min(780px, calc(100svh - 88px));
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 18px var(--page-gutter) 24px;
  isolation: isolate;
}

.hero-particle-stage {
  position: relative;
  width: min(1380px, 100vw);
  height: clamp(300px, 36vw, 520px);
}

.particle-wordmark,
.hero-wordmark-fallback {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.particle-wordmark {
  z-index: 2;
  display: block;
  touch-action: pan-y;
}

.hero-wordmark-fallback {
  z-index: 1;
  display: grid;
  place-items: center;
  margin: 0;
  color: rgba(235, 235, 238, 0.68);
  font-family: "STXingkai", "FZShuTi", "KaiTi", serif;
  font-size: clamp(76px, 16vw, 230px);
  letter-spacing: -0.09em;
  line-height: 1;
}

.is-particle-ready .hero-wordmark-fallback {
  opacity: 0;
}

.hero-copy {
  position: relative;
  z-index: 3;
  display: flex;
  max-width: 720px;
  flex-direction: column;
  align-items: center;
  margin-top: 0;
  text-align: center;
}

.hero-kicker,
.section-index,
.case-type,
.motion-note {
  margin: 0;
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero-statement {
  margin: 16px 0 0;
  font-family: "Songti SC", "Noto Serif CJK SC", "STSong", serif;
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 400;
  letter-spacing: 0.13em;
}

.hero-description {
  display: none;
}

.hero-quote {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
  font-size: 13px;
  color: var(--muted);
  font-style: italic;
  font-family: "STKaiti", "KaiTi", "华文楷体", serif;
}

.quote-refresh {
  color: var(--muted);
  padding: 3px 10px;
  border: 1px solid var(--liquid-glass-border);
  border-radius: 999px;
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
}

.hero-actions {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.button {
  display: inline-flex;
  min-width: 148px;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  border: 1px solid var(--liquid-glass-border);
  border-radius: var(--liquid-glass-radius);
  font-size: 14px;
  letter-spacing: 0.06em;
}

.header-cta,
.quote-refresh,
.button {
  position: relative;
  isolation: isolate;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.105), rgba(255, 255, 255, 0.015) 42%),
    radial-gradient(circle at 82% 125%, var(--liquid-glass-accent), transparent 48%),
    var(--liquid-glass-surface);
  box-shadow: var(--liquid-glass-shadow);
  -webkit-backdrop-filter: var(--liquid-glass-blur);
  backdrop-filter: var(--liquid-glass-blur);
  transition:
    color 240ms ease,
    background-color 240ms ease,
    border-color 240ms ease,
    box-shadow 320ms var(--liquid-glass-ease),
    transform 320ms var(--liquid-glass-ease);
}

.button-primary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.28);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.025) 44%),
    radial-gradient(circle at 82% 125%, rgba(214, 38, 58, 0.28), transparent 50%),
    var(--liquid-glass-surface-strong);
}

.button-secondary {
  color: var(--paper);
}

.header-cta:hover,
.quote-refresh:hover,
.button:hover {
  color: #fff;
  border-color: var(--liquid-glass-border-hover);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.025) 42%),
    radial-gradient(circle at 82% 125%, rgba(218, 38, 59, 0.26), transparent 50%),
    var(--liquid-glass-surface-hover);
  box-shadow: var(--liquid-glass-shadow-hover);
  transform: translateY(-2px);
}

.header-cta:active,
.quote-refresh:active,
.button:active:not(:disabled) {
  box-shadow: var(--liquid-glass-shadow);
  transform: translateY(0) scale(0.985);
  transition-duration: 100ms;
}

.button:disabled,
.button[aria-disabled="true"] {
  opacity: 0.52;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  cursor: not-allowed;
  transform: none;
}

.motion-note {
  display: none;
}

.hero-capabilities {
  display: grid;
  width: min(1280px, 100%);
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 48px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.hero-capabilities > div {
  display: grid;
  min-height: 118px;
  grid-template-columns: 38px 1fr;
  align-content: center;
  padding: 18px 28px;
  border-right: 1px solid var(--line);
}

.hero-capabilities > div:last-child {
  border-right: 0;
}

.hero-capabilities span {
  grid-row: 1 / 3;
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
}

.hero-capabilities h2,
.hero-capabilities p {
  margin: 0;
}

.hero-capabilities h2 {
  font-size: 16px;
  font-weight: 450;
  letter-spacing: 0.04em;
}

.hero-capabilities p {
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
}

.lumi-shell {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 8;
  width: 220px;
  pointer-events: none;
}

.lumi-toggle,
.lumi-close {
  border: 1px solid var(--liquid-glass-border);
  border-radius: 14px;
  color: var(--paper);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.095), transparent 44%),
    var(--liquid-glass-surface);
  box-shadow: var(--liquid-glass-shadow);
  -webkit-backdrop-filter: var(--liquid-glass-blur);
  backdrop-filter: var(--liquid-glass-blur);
  cursor: pointer;
}

.lumi-toggle {
  display: grid;
  width: 76px;
  min-height: 48px;
  margin-left: auto;
  place-items: center;
  padding: 7px 10px;
  border-radius: 16px;
  pointer-events: auto;
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease, opacity 180ms ease;
}

.lumi-toggle[aria-expanded="true"] {
  opacity: 0;
  pointer-events: none;
}

.lumi-toggle span,
.lumi-panel-heading span {
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
}

.lumi-toggle small,
.lumi-panel-heading small {
  color: var(--muted);
  font-size: 9px;
  font-weight: 400;
  letter-spacing: 0.05em;
}

.lumi-toggle:hover,
.lumi-toggle:focus-visible,
.lumi-close:hover,
.lumi-close:focus-visible {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(31, 25, 34, 0.62);
}

.lumi-panel {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 220px;
  padding: 12px;
  border: 0;
  background: transparent;
  box-shadow: none;
  pointer-events: auto;
}

.lumi-panel-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 11px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 16px;
  background: rgba(16, 13, 18, 0.4);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.11), 0 12px 30px rgba(0, 0, 0, 0.14);
  -webkit-backdrop-filter: blur(18px) saturate(135%);
  backdrop-filter: blur(18px) saturate(135%);
}

.lumi-panel-heading > div {
  display: grid;
  gap: 3px;
}

.lumi-close {
  min-height: 30px;
  padding: 4px 9px;
  font-size: 11px;
}

.lumi-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 2 / 3;
  margin-top: 6px;
  overflow: hidden;
  transform-origin: 50% 92%;
  animation: lumi-breathe 4.6s ease-in-out infinite;
}

.lumi-layer,
.lumi-layer img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

.lumi-layer img {
  object-fit: contain;
  filter: saturate(1.02) contrast(1.01);
}

.lumi-layer-closed {
  opacity: 0;
  animation: lumi-blink 6.2s steps(1, end) infinite;
}

.lumi-caption {
  width: max-content;
  margin: 4px auto 0;
  padding: 5px 9px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: rgba(232, 225, 228, 0.68);
  background: rgba(16, 13, 18, 0.32);
  font-size: 11px;
  text-align: center;
  -webkit-backdrop-filter: blur(14px) saturate(130%);
  backdrop-filter: blur(14px) saturate(130%);
}

@keyframes lumi-breathe {
  0%,
  100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-3px) scale(1.006, 0.996); }
}

@keyframes lumi-blink {
  0%,
  43%,
  47%,
  100% { opacity: 0; }
  44%,
  46% { opacity: 1; }
}

.section {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: var(--section-space) var(--page-gutter);
  border-top: 1px solid var(--line);
}

.editorial-surface {
  padding: 28px 0 1px;
  background: #080506;
  box-shadow: inset 0 180px 220px rgba(112, 12, 24, 0.12);
}

.glass-section {
  width: calc(100% - clamp(32px, 6vw, 96px));
  max-width: 1312px;
  margin: clamp(32px, 6vw, 76px) auto;
  padding: clamp(56px, 8vw, 112px) clamp(24px, 5vw, 72px);
  border: 1px solid rgba(230, 68, 82, 0.2);
  border-radius: 26px;
  background: rgba(17, 10, 12, 0.78);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04), 0 24px 80px rgba(0, 0, 0, 0.28), 0 0 48px rgba(183, 24, 42, 0.05);
  backdrop-filter: blur(14px);
}

.glass-section:hover {
  border-color: rgba(239, 72, 88, 0.32);
}

.editorial-figure {
  margin: 0;
  pointer-events: none;
}

.editorial-figure img {
  width: 100%;
  height: auto;
  opacity: 0.78;
  mix-blend-mode: screen;
}

.editorial-figure-problem {
  width: min(290px, 34vw);
  margin: clamp(-74px, -5vw, -38px) 0 20px auto;
}

.editorial-figure-process {
  width: min(270px, 30vw);
  margin: clamp(-70px, -4vw, -34px) 0 24px auto;
}

.editorial-figure-contact {
  width: min(340px, 40vw);
  margin: 62px auto 0;
}

.section-heading {
  display: grid;
  max-width: 850px;
  gap: 14px;
  margin-bottom: clamp(48px, 7vw, 92px);
}

.section-heading-inline {
  max-width: none;
  grid-template-columns: 1fr auto;
  align-items: end;
}

.section-heading h2,
.contact-section h2,
.page-intro h1 {
  margin: 0;
  font-family: "Songti SC", "Noto Serif CJK SC", "STSong", serif;
  font-size: clamp(34px, 5vw, 68px);
  font-weight: 400;
  line-height: 1.22;
  letter-spacing: -0.02em;
}

.section-heading > p:last-child {
  max-width: 620px;
  margin: 0;
  color: var(--silver);
}

.service-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 22px);
}

.glass-content-card {
  position: relative;
  overflow: hidden;
  min-width: 0;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 26px;
  background: linear-gradient(145deg, rgba(38, 29, 32, 0.68), rgba(12, 8, 10, 0.58));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.16),
    inset 0 -1px 0 rgba(255, 255, 255, 0.035),
    0 24px 62px rgba(0, 0, 0, 0.34),
    0 8px 24px rgba(111, 13, 27, 0.1);
  -webkit-backdrop-filter: blur(24px) saturate(138%);
  backdrop-filter: blur(24px) saturate(138%);
  transition: transform 320ms cubic-bezier(0.22, 1, 0.36, 1), border-color 260ms ease, box-shadow 260ms ease;
}

.glass-content-card::before {
  position: absolute;
  z-index: 0;
  inset: 0;
  border-radius: inherit;
  background:
    linear-gradient(132deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.028) 22%, transparent 44%),
    radial-gradient(circle at 88% 12%, rgba(238, 72, 90, 0.08), transparent 35%);
  content: "";
  pointer-events: none;
}

.glass-content-card > * {
  position: relative;
  z-index: 1;
}

.glass-content-card:hover,
.glass-content-card:focus-visible {
  border-color: rgba(255, 255, 255, 0.28);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.22),
    inset 0 -1px 0 rgba(255, 255, 255, 0.045),
    0 30px 72px rgba(0, 0, 0, 0.42),
    0 12px 30px rgba(129, 15, 31, 0.14);
  transform: translateY(-4px);
}

.glass-content-card:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 4px;
}

.glass-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: rgba(244, 220, 224, 0.58);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.glass-card-action {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  margin-top: auto;
  padding: 8px 13px;
  border: 1px solid var(--liquid-glass-border);
  border-radius: 999px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), transparent 46%), var(--liquid-glass-surface);
  box-shadow: var(--liquid-glass-shadow);
  color: rgba(255, 247, 248, 0.88);
  font-size: 11px;
  -webkit-backdrop-filter: var(--liquid-glass-blur);
  backdrop-filter: var(--liquid-glass-blur);
}

.service-card {
  display: flex;
  min-height: 268px;
  flex-direction: column;
  padding: clamp(28px, 4vw, 46px);
}

.service-card h3,
.case-item h3,
.process-list h3 {
  margin: 0;
  font-size: clamp(20px, 2vw, 28px);
  font-weight: 450;
  line-height: 1.45;
}

.service-card p,
.case-card-copy > p,
.process-list p {
  margin: 0;
  color: var(--silver);
  font-size: 14px;
}

.item-number {
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 12px;
}

.service-card h3 {
  margin-top: clamp(38px, 6vw, 68px);
  font-family: "Songti SC", "Noto Serif CJK SC", "STSong", serif;
  font-size: clamp(28px, 3.2vw, 42px);
  font-weight: 400;
  line-height: 1.18;
}

.service-card p {
  max-width: 38em;
  margin-top: 14px;
  margin-bottom: 30px;
  line-height: 1.75;
}

.services-section > .text-link {
  display: inline-block;
  margin-top: 30px;
}

.text-link {
  padding-bottom: 5px;
  border-bottom: 1px solid var(--line-strong);
  font-size: 14px;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 22px);
}

.case-item {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.case-image-wrap {
  overflow: hidden;
  aspect-ratio: 4 / 3;
  margin: 12px 12px 0;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 19px;
  background: #100a0c;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 18px 44px rgba(0, 0, 0, 0.28);
}

.case-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.03) brightness(0.78) saturate(0.92);
  transition: filter 350ms ease, transform 500ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.case-item:hover img {
  filter: contrast(1.02) brightness(0.98) saturate(1.04);
  transform: scale(1.025);
}

.case-card-copy {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 24px 28px 30px;
}

.case-card-copy h3 {
  margin-top: 24px;
  font-family: "Songti SC", "Noto Serif CJK SC", "STSong", serif;
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 400;
  line-height: 1.2;
}

.case-card-copy > p {
  min-height: 3.5em;
  margin-bottom: 28px;
  line-height: 1.75;
}

.projects-section {
  overflow: visible;
}

.project-heading {
  margin-bottom: clamp(46px, 7vw, 88px);
}

.project-showcase-stack {
  width: min(1120px, 100%);
  margin: 0 auto;
  outline: none;
}

.project-showcase-stage {
  position: relative;
  height: clamp(320px, 31vw, 348px);
  overflow: hidden;
  isolation: isolate;
  border-radius: 30px;
  background:
    radial-gradient(circle at 18% 10%, rgba(255, 255, 255, 0.055), transparent 34%),
    radial-gradient(circle at 82% 16%, rgba(210, 40, 58, 0.1), transparent 32%);
  touch-action: pan-y;
}

.project-showcase-card {
  --deck-x: 62%;
  --deck-y: 0px;
  --deck-scale: 0.94;
  position: absolute;
  z-index: 10;
  top: 0;
  left: 50%;
  display: grid;
  overflow: hidden;
  width: min(920px, calc(100% - 96px));
  height: 100%;
  grid-template-columns: minmax(300px, 0.96fr) minmax(0, 1.04fr);
  border: 1px solid rgba(255, 255, 255, 0.19);
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(38, 29, 32, 0.68), rgba(12, 8, 10, 0.58));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.18),
    inset 0 -1px 0 rgba(255, 255, 255, 0.035),
    0 30px 80px rgba(0, 0, 0, 0.48),
    0 8px 28px rgba(111, 13, 27, 0.12);
  opacity: 0.62;
  transform: translate3d(var(--deck-x), var(--deck-y), 0) scale(var(--deck-scale));
  transform-origin: center;
  filter: blur(1.8px) saturate(0.72) brightness(0.62);
  -webkit-backdrop-filter: blur(24px) saturate(138%);
  backdrop-filter: blur(24px) saturate(138%);
  backface-visibility: hidden;
  pointer-events: none;
  transition:
    transform 620ms cubic-bezier(0.22, 1, 0.36, 1),
    opacity 420ms ease,
    filter 420ms ease,
    border-color 320ms ease,
    box-shadow 320ms ease;
}

.project-showcase-card::before {
  position: absolute;
  z-index: 1;
  inset: 0;
  border-radius: inherit;
  background:
    linear-gradient(132deg, rgba(255, 255, 255, 0.14) 0%, rgba(255, 255, 255, 0.035) 21%, transparent 43%),
    radial-gradient(circle at 88% 12%, rgba(238, 72, 90, 0.09), transparent 34%);
  content: "";
  pointer-events: none;
}

.project-showcase-card > * {
  position: relative;
  z-index: 2;
}

.project-showcase-card[data-project-position="0"] {
  --deck-x: -50%;
  --deck-scale: 1;
  z-index: 20;
  filter: none;
  opacity: 1;
  pointer-events: auto;
}

.project-showcase-card[data-project-position="1"] { --deck-x: 51%; --deck-scale: 0.982; z-index: 15; }
.project-showcase-card[data-project-position="2"] { --deck-x: 53%; --deck-scale: 0.968; z-index: 14; }
.project-showcase-card[data-project-position="3"] { --deck-x: 55%; --deck-scale: 0.954; z-index: 13; }
.project-showcase-card[data-project-position="4"] { --deck-x: 57%; --deck-scale: 0.94; z-index: 12; }
.project-showcase-card[data-project-position="5"] { --deck-x: 59%; --deck-scale: 0.926; z-index: 11; }
.project-showcase-card[data-project-position="-1"] { --deck-x: -151%; --deck-scale: 0.982; z-index: 15; }
.project-showcase-card[data-project-position="-2"] { --deck-x: -153%; --deck-scale: 0.968; z-index: 14; }
.project-showcase-card[data-project-position="-3"] { --deck-x: -155%; --deck-scale: 0.954; z-index: 13; }
.project-showcase-card[data-project-position="-4"] { --deck-x: -157%; --deck-scale: 0.94; z-index: 12; }
.project-showcase-card[data-project-position="-5"] { --deck-x: -159%; --deck-scale: 0.926; z-index: 11; }

.project-showcase-stack:focus-visible .project-showcase-stage {
  outline: 2px solid var(--focus);
  outline-offset: 6px;
}

.project-showcase-card:hover,
.project-showcase-card:focus-visible {
  --deck-y: -3px;
  border-color: rgba(255, 255, 255, 0.28);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.24),
    inset 0 -1px 0 rgba(255, 255, 255, 0.045),
    0 36px 88px rgba(0, 0, 0, 0.54),
    0 12px 32px rgba(129, 15, 31, 0.15);
}

.project-showcase-image {
  overflow: hidden;
  min-height: 0;
  height: calc(100% - 24px);
  align-self: stretch;
  margin: 12px 0 12px 12px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 21px;
  background: #100a0c;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 18px 44px rgba(0, 0, 0, 0.28);
}

.project-showcase-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.94) contrast(1.01);
  transition: transform 520ms cubic-bezier(0.2, 0.8, 0.2, 1), filter 280ms ease;
}

.project-showcase-card:hover .project-showcase-image img,
.project-showcase-card:focus-visible .project-showcase-image img {
  filter: brightness(1.025) saturate(1.01) contrast(1.01);
  transform: scale(1.012);
}

.project-showcase-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: center;
  padding: clamp(28px, 4vw, 48px) clamp(30px, 4.4vw, 54px);
}

.project-showcase-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: rgba(244, 220, 224, 0.58);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.project-showcase-copy h3 {
  margin: 20px 0 13px;
  font-family: "Songti SC", "Noto Serif CJK SC", "STSong", serif;
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 400;
  line-height: 1.15;
}

.project-showcase-copy p {
  max-width: 34em;
  margin: 0;
  color: rgba(235, 228, 230, 0.7);
  font-size: 13px;
  line-height: 1.75;
}

.project-showcase-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  margin-top: 24px;
  padding: 8px 13px;
  border: 1px solid var(--liquid-glass-border);
  border-radius: 999px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.1), transparent 46%),
    var(--liquid-glass-surface);
  box-shadow: var(--liquid-glass-shadow);
  color: rgba(255, 247, 248, 0.88);
  font-size: 11px;
  -webkit-backdrop-filter: var(--liquid-glass-blur);
  backdrop-filter: var(--liquid-glass-blur);
}

.project-showcase-controls {
  display: grid;
  grid-template-columns: 86px 1fr auto;
  align-items: center;
  gap: 24px;
  width: min(920px, calc(100% - 96px));
  margin: 24px auto 0;
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
}

.project-showcase-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
}

.project-showcase-dots button {
  width: 4px;
  height: 4px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.24);
  cursor: pointer;
  transition: width 260ms ease, border-color 260ms ease, background-color 260ms ease;
}

.project-showcase-dots button[aria-current="true"] {
  width: 26px;
  height: 4px;
  border-radius: 99px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.84), rgba(233, 70, 87, 0.82));
  box-shadow: 0 0 14px rgba(225, 57, 76, 0.18);
}

.project-showcase-hint {
  text-align: right;
  white-space: nowrap;
}

.case-item h3 {
  margin-top: 9px;
  margin-bottom: 12px;
}

.process-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.process-list li {
  min-height: 260px;
  padding: 28px;
  border-right: 1px solid var(--line);
}

.process-list li:first-child {
  padding-left: 0;
}

.process-list li:last-child {
  border-right: 0;
}

.process-list li > span {
  display: block;
  margin-bottom: 84px;
  color: var(--muted);
  font-family: monospace;
  font-size: 12px;
}

.process-list p {
  margin-top: 14px;
}

.faq-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.4fr);
  gap: clamp(40px, 9vw, 150px);
}

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  padding: 28px 44px 28px 0;
  cursor: pointer;
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  font-size: 20px;
  list-style-position: outside;
}

.faq-list details > p,
.faq-list details > div {
  max-width: 720px;
  margin: -6px 0 28px;
  color: var(--silver);
}

.contact-section {
  min-height: 620px;
  text-align: center;
}

.contact-section h2 {
  margin-top: 38px;
  font-size: clamp(46px, 7vw, 94px);
}

.contact-section > p:not(.section-index) {
  margin: 30px auto;
  color: var(--silver);
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 50px;
  padding: 64px var(--page-gutter) 34px;
  border-top: 1px solid var(--line);
  color: var(--silver);
}

.site-footer p {
  margin: 8px 0 0;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 32px;
  justify-content: flex-end;
  font-size: 13px;
}

.copyright {
  grid-column: 1 / -1;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  font-size: 12px;
}

.page-intro,
.content-index,
.content-detail,
.legal-article {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding-right: var(--page-gutter);
  padding-left: var(--page-gutter);
}

.page-intro {
  padding-top: clamp(100px, 14vw, 190px);
  padding-bottom: clamp(70px, 10vw, 140px);
}

.page-intro h1 {
  margin-top: 24px;
  font-size: clamp(48px, 8vw, 110px);
}

.legal-article {
  padding-bottom: var(--section-space);
}

.legal-article .page-intro {
  padding-right: 0;
  padding-left: 0;
}

.legal-copy,
.prose {
  max-width: 760px;
  color: #b8b8bd;
}

.legal-copy .lead {
  color: var(--paper);
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.55;
}

.prose h2 {
  margin: 64px 0 14px;
  color: var(--paper);
  font-size: 24px;
  font-weight: 500;
}

.prose a {
  border-bottom: 1px solid var(--line-strong);
}

.content-index {
  padding-top: clamp(100px, 14vw, 170px);
  padding-bottom: var(--section-space);
}

.content-grid {
  display: grid;
  gap: 1px;
  margin-top: 70px;
  background: var(--line);
  border: 1px solid var(--line);
}

.case-index-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 70px;
  border: 1px solid var(--line);
  background: var(--line);
}

.case-index-card {
  min-width: 0;
  background: var(--ink);
  transition: background-color 220ms ease;
}

.case-index-card:hover {
  background: #111117;
}

.case-index-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: #121219;
}

.case-index-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.03) brightness(0.8) saturate(0.92);
  transition: filter 350ms ease, transform 500ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.case-index-card:hover img {
  filter: contrast(1.02) brightness(0.98) saturate(1.04);
  transform: scale(1.025);
}

.case-index-image .item-number {
  position: absolute;
  top: 18px;
  left: 18px;
  display: grid;
  min-width: 38px;
  min-height: 38px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  background: rgba(8, 8, 12, 0.55);
  color: #fff;
  font-size: 11px;
  backdrop-filter: blur(12px);
}

.case-index-copy {
  padding: 28px;
}

.case-index-label,
.case-detail-label {
  margin: 0 0 14px;
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.case-index-copy h2 {
  margin: 0 0 12px;
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 450;
}

.case-index-copy > p:not(.case-index-label) {
  min-height: 4.8em;
  margin: 0;
  color: var(--silver);
  font-size: 14px;
  line-height: 1.7;
}

.case-index-action {
  display: inline-flex;
  gap: 8px;
  margin-top: 26px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--line-strong);
  font-size: 13px;
}

.content-card {
  display: grid;
  grid-template-columns: 72px 1fr minmax(280px, 1fr);
  gap: 28px;
  align-items: center;
  min-height: 150px;
  padding: 28px;
  background: var(--ink);
}

.content-card h2 {
  margin: 0;
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 450;
}

.content-card p {
  margin: 0;
  color: var(--silver);
}

.content-detail {
  padding-top: clamp(100px, 14vw, 180px);
  padding-bottom: var(--section-space);
}

.content-detail header {
  max-width: 960px;
  padding-bottom: 72px;
  border-bottom: 1px solid var(--line);
}

.content-detail h1 {
  margin: 22px 0;
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  font-size: clamp(48px, 8vw, 104px);
  font-weight: 400;
  line-height: 1.12;
}

.content-detail .summary {
  color: var(--silver);
  font-size: clamp(18px, 2vw, 24px);
}

.case-detail-label {
  margin-top: 24px;
  margin-bottom: -8px;
}

.case-detail-hero {
  overflow: hidden;
  margin: 52px 0 0;
  border: 1px solid var(--line);
  background: #121219;
}

.case-detail-hero img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: contrast(1.02) brightness(0.9) saturate(0.96);
}

.case-story {
  margin-top: 68px;
  border-top: 1px solid var(--line);
}

.case-story section {
  display: grid;
  grid-template-columns: 72px minmax(0, 760px);
  gap: clamp(24px, 6vw, 84px);
  padding: 42px 0;
  border-bottom: 1px solid var(--line);
}

.case-story-index {
  margin: 7px 0 0;
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
}

.case-story h2 {
  margin: 0 0 18px;
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 400;
}

.case-story p,
.case-story li {
  color: var(--silver);
  line-height: 1.85;
}

.case-story ul {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.case-story li {
  padding: 7px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-size: 13px;
}

.case-live-link {
  margin-top: 22px;
}

.case-notes {
  margin-top: 64px;
  border-top: 1px solid var(--line);
}

.related-cases {
  margin-top: 84px;
  padding-top: 72px;
  border-top: 1px solid var(--line);
}

.related-cases .section-heading {
  margin-bottom: 38px;
}

.related-cases h2 {
  margin: 10px 0 0;
  font-family: "Songti SC", "Noto Serif CJK SC", serif;
  font-size: clamp(34px, 5vw, 58px);
  font-weight: 400;
}

.related-case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.related-case-card {
  overflow: hidden;
  background: var(--ink);
}

.related-case-card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: brightness(0.8) saturate(0.92);
  transition: filter 300ms ease, transform 450ms ease;
}

.related-case-card:hover img {
  filter: brightness(0.98) saturate(1.04);
  transform: scale(1.02);
}

.related-case-card > div {
  padding: 24px;
}

.related-case-card p {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.related-case-card h3 {
  margin: 0 0 20px;
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 450;
}

.related-case-card span {
  font-size: 13px;
}

.content-body {
  padding-top: 64px;
}

.error-page-main {
  display: grid;
  min-height: min(720px, calc(100svh - 88px));
  place-items: center;
  padding: clamp(72px, 12vw, 160px) var(--page-gutter);
}

.error-page {
  width: min(860px, 100%);
  text-align: center;
}

.error-code {
  margin: 0;
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: clamp(72px, 18vw, 180px);
  font-weight: 400;
  letter-spacing: -0.06em;
  line-height: 0.9;
}

.error-page h1 {
  margin: 30px 0 0;
  font-family: "Songti SC", "Noto Serif CJK SC", "STSong", serif;
  font-size: clamp(32px, 5vw, 62px);
  font-weight: 400;
  line-height: 1.25;
}

.error-message {
  max-width: 560px;
  margin: 22px auto 0;
  color: var(--silver);
}

.error-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 38px;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: auto 1fr auto;
  }

  .site-nav {
    justify-self: center;
    gap: 24px;
  }

  .case-grid {
    grid-template-columns: 1fr 1fr;
  }

  .case-index-grid {
    grid-template-columns: 1fr 1fr;
  }

  .related-case-grid {
    grid-template-columns: 1fr 1fr;
  }

  .case-index-card:last-child {
    grid-column: 1 / -1;
  }

  .case-item:last-child {
    grid-column: 1 / -1;
  }

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

  .process-list li:nth-child(2) {
    border-right: 0;
  }

  .process-list li {
    border-bottom: 1px solid var(--line);
  }

  .faq-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  :root {
    --section-space: 88px;
  }

  html {
    scroll-behavior: auto;
  }

  .site-header {
    grid-template-columns: 1fr auto;
    min-height: 70px;
    padding-top: 10px;
    padding-bottom: 10px;
  }

  .site-brand {
    font-size: 16px;
  }

  .has-site-navigation .nav-toggle {
    display: inline-flex;
    min-height: 40px;
    align-items: center;
    gap: 9px;
    padding: 7px 11px;
    border: 1px solid var(--line-strong);
    color: var(--paper);
    background: transparent;
    font: inherit;
    font-size: 12px;
    cursor: pointer;
  }

  .nav-toggle-icon,
  .nav-toggle-icon::before,
  .nav-toggle-icon::after {
    display: block;
    width: 16px;
    height: 1px;
    background: currentColor;
    content: "";
  }

  .nav-toggle-icon {
    position: relative;
  }

  .nav-toggle-icon::before,
  .nav-toggle-icon::after {
    position: absolute;
    left: 0;
  }

  .nav-toggle-icon::before { top: -5px; }
  .nav-toggle-icon::after { top: 5px; }

  .header-actions {
    grid-column: 1 / -1;
    grid-row: 2;
    display: grid;
    width: 100%;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 10px;
  }

  .header-account,
  .header-cta {
    min-height: 38px;
    padding: 6px 12px;
    border: 1px solid var(--line-strong);
    font-size: 12px;
  }

  .site-nav {
    grid-column: 1 / -1;
    grid-row: 3;
    width: 100%;
    margin-top: 10px;
    font-size: 12px;
  }

  .has-site-navigation .site-nav {
    display: none;
  }

  .has-site-navigation .site-nav.is-open {
    display: block;
  }

  .site-nav > ul {
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    padding-top: 8px;
    border-top: 1px solid var(--line);
  }

  .site-nav li.has-children > ul {
    display: none !important;
  }

  .site-nav li.has-children.is-submenu-open > ul {
    display: flex !important;
  }

  .site-nav .nav-item-label > a,
  .site-nav > ul > li:not(.has-children) > a {
    display: flex;
    min-height: 46px;
    flex: 1;
    align-items: center;
    padding: 8px 0;
  }

  .site-nav .submenu-toggle {
    width: 46px;
    min-height: 46px;
    border-left: 1px solid var(--line);
  }

  .site-nav li.has-children > ul {
    position: static;
    min-width: 0;
    padding: 4px 0 10px 18px;
    border: 0;
    border-left: 1px solid var(--line-strong);
    background: transparent;
  }

  .site-nav li.has-children > ul a {
    padding: 9px 12px;
    white-space: normal;
  }

  .lumi-shell {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-top: 48px;
    padding-bottom: 74px;
  }

  .hero-particle-stage {
    width: calc(100% - 12px);
    height: 310px;
  }

  .hero-wordmark-fallback {
    font-size: clamp(62px, 21vw, 108px);
    letter-spacing: -0.13em;
  }

  .hero-copy {
    margin-top: -24px;
  }

  .hero-kicker,
  .motion-note {
    font-size: 9px;
  }

  .hero-statement {
    max-width: 11em;
    font-size: 26px;
    line-height: 1.55;
  }

  .hero-description {
    max-width: 32em;
    font-size: 13px;
  }

  .motion-note {
    display: none;
  }

  .hero-actions {
    width: 100%;
    flex-direction: column;
  }

  .hero-capabilities {
    grid-template-columns: 1fr 1fr;
    margin-top: 42px;
  }

  .hero-capabilities > div {
    min-height: 98px;
    padding: 14px 12px;
    border-bottom: 1px solid var(--line);
  }

  .hero-capabilities > div:nth-child(2) {
    border-right: 0;
  }

  .hero-capabilities > div:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

  .button {
    width: 100%;
  }

  .editorial-surface {
    padding-top: 16px;
  }

  .glass-section {
    width: calc(100% - 24px);
    margin: 28px auto;
    padding: 54px 20px;
    border-radius: 20px;
    backdrop-filter: blur(8px);
  }

  .editorial-figure-problem,
  .editorial-figure-process {
    width: min(220px, 66vw);
    margin: -28px 0 18px auto;
  }

  .project-showcase-stack {
    width: 100%;
  }

  .project-showcase-stage {
    height: 332px;
  }

  .project-showcase-card {
    width: calc(100% - 42px);
    height: 310px;
    grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
    border-radius: 24px;
  }

  .project-showcase-image {
    width: auto;
    height: calc(100% - 24px);
    aspect-ratio: auto;
    margin: 12px 0 12px 12px;
    border-radius: 17px;
  }

  .project-showcase-copy {
    padding: 22px 24px;
  }

  .project-showcase-copy h3 {
    margin-top: 16px;
    font-size: 29px;
  }

  .project-showcase-action {
    margin-top: 16px;
  }

  .project-showcase-controls {
    width: calc(100% - 42px);
    grid-template-columns: auto 1fr;
    gap: 16px;
    margin-top: 18px;
  }

  .project-showcase-hint {
    display: none;
  }

  .project-showcase-card[data-project-position="1"] { --deck-x: 46%; }
  .project-showcase-card[data-project-position="2"] { --deck-x: 48%; }
  .project-showcase-card[data-project-position="3"] { --deck-x: 50%; }
  .project-showcase-card[data-project-position="4"] { --deck-x: 52%; }
  .project-showcase-card[data-project-position="5"] { --deck-x: 54%; }
  .project-showcase-card[data-project-position="-1"] { --deck-x: -146%; }
  .project-showcase-card[data-project-position="-2"] { --deck-x: -148%; }
  .project-showcase-card[data-project-position="-3"] { --deck-x: -150%; }
  .project-showcase-card[data-project-position="-4"] { --deck-x: -152%; }
  .project-showcase-card[data-project-position="-5"] { --deck-x: -154%; }

  .section-heading-inline {
    grid-template-columns: 1fr;
  }

  .service-card-grid,
  .case-grid,
  .case-index-grid,
  .related-case-grid,
  .process-list {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: 250px;
    padding: 28px;
  }

  .service-card h3 {
    margin-top: 42px;
  }

  .content-card {
    grid-template-columns: 42px 1fr;
    gap: 16px;
    min-height: 0;
    padding: 26px 0;
  }

  .content-card p {
    grid-column: 2;
  }

  .case-item:last-child {
    grid-column: auto;
  }

  .case-card-copy > p {
    min-height: 0;
  }

  .case-index-card:last-child {
    grid-column: auto;
  }

  .case-index-copy > p:not(.case-index-label) {
    min-height: 0;
  }

  .case-story section {
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 16px;
    padding: 32px 0;
  }

  .process-list li,
  .process-list li:first-child {
    min-height: 0;
    padding: 26px 0;
    border-right: 0;
  }

  .process-list li > span {
    margin-bottom: 30px;
  }

  .contact-section {
    min-height: 0;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }

  .site-footer nav {
    justify-content: flex-start;
  }

  .error-page-main {
    min-height: min(620px, calc(100svh - 120px));
    padding-top: 82px;
    padding-bottom: 82px;
  }

  .error-actions {
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .project-showcase-stage {
    height: 438px;
  }

  .project-showcase-card {
    height: 416px;
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 194px) minmax(0, 1fr);
  }

  .project-showcase-image {
    width: auto;
    height: auto;
    margin: 12px 12px 0;
    aspect-ratio: 16 / 10;
    border-radius: 17px;
  }

  .project-showcase-copy {
    padding: 10px 22px 22px;
  }

  .project-showcase-copy h3 {
    margin: 14px 0 10px;
    font-size: 27px;
  }

  .project-showcase-copy p {
    font-size: 12px;
    line-height: 1.65;
  }

  .project-showcase-card[data-project-position="1"] { --deck-x: 48.5%; }
  .project-showcase-card[data-project-position="2"] { --deck-x: 50.5%; }
  .project-showcase-card[data-project-position="3"] { --deck-x: 52.5%; }
  .project-showcase-card[data-project-position="4"] { --deck-x: 54.5%; }
  .project-showcase-card[data-project-position="5"] { --deck-x: 56.5%; }
  .project-showcase-card[data-project-position="-1"] { --deck-x: -148.5%; }
  .project-showcase-card[data-project-position="-2"] { --deck-x: -150.5%; }
  .project-showcase-card[data-project-position="-3"] { --deck-x: -152.5%; }
  .project-showcase-card[data-project-position="-4"] { --deck-x: -154.5%; }
  .project-showcase-card[data-project-position="-5"] { --deck-x: -156.5%; }
}

/* ── Contact form ──────────────────────────────────────────────── */

.contact-form-wrap {
  max-width: 640px;
  margin: 0 auto;
}

.contact-form-section .section-heading {
  text-align: center;
  margin-bottom: 48px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: 14px;
  color: var(--silver);
}

.field .required {
  color: #e07070;
}

.field input,
.field textarea {
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--paper);
  font-size: 15px;
  font-family: inherit;
  transition: border-color 180ms ease;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--focus);
  outline: none;
}

.field textarea {
  min-height: 140px;
  resize: vertical;
}

.field[data-has-error] input,
.field[data-has-error] textarea {
  border-color: #e07070;
}

.field-help {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.field-error {
  margin: 2px 0 0;
  font-size: 13px;
  color: #e07070;
}

.field-checkbox label {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 14px;
  color: var(--silver);
}

.field-checkbox input[type="checkbox"] {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--focus);
}

.field-checkbox a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.field-checkbox a:hover {
  color: var(--paper);
}

.form-errors,
.form-message {
  padding: 14px 18px;
  border-radius: 6px;
  font-size: 14px;
}

.form-errors {
  background: rgba(224, 112, 112, 0.12);
  border: 1px solid rgba(224, 112, 112, 0.3);
  color: #e07070;
}

.form-errors p {
  margin: 0;
}

.form-message-error {
  background: rgba(224, 112, 112, 0.12);
  border: 1px solid rgba(224, 112, 112, 0.3);
  color: #e07070;
}

.form-message-error p {
  margin: 0;
}

.captcha-status {
  min-height: 20px;
  font-size: 14px;
  color: var(--silver);
}

#contact-form input[name="lot_number"],
#contact-form input[name="captcha_output"],
#contact-form input[name="pass_token"],
#contact-form input[name="gen_time"] {
  display: none;
}

/* ── Contact success ──────────────────────────────────────────── */

.contact-success-wrap {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}

.contact-success-section .section-heading {
  margin-bottom: 36px;
}

.success-detail {
  margin-bottom: 36px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 14px;
  color: var(--silver);
  line-height: 2;
}

.success-detail code {
  padding: 2px 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  font-family: "SF Mono", "Cascadia Code", "Consolas", monospace;
  font-size: 13px;
  word-break: break-all;
}

.contact-success-wrap .button {
  display: inline-flex;
  width: auto;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .motion-note {
    display: none;
  }

  .lumi-stage,
  .lumi-layer-closed {
    animation: none !important;
  }

  .lumi-layer-closed {
    opacity: 0;
  }

  .project-showcase-card {
    transition: none !important;
  }

  .project-showcase-image img {
    transform: none !important;
  }

  .glass-content-card {
    transform: none !important;
  }
}