:root {
  --paper: #ffffff;
  --ink: #121212;
  --acid: #f1f34d;
  --line: rgba(18, 18, 18, 0.22);
  --content-max: 100rem;
  --section-max: 87.5rem;
  --gutter: clamp(1.5rem, 5vw, 5rem);
  --shell-pad: max(var(--gutter), calc((100vw - var(--content-max)) / 2));
  --section-pad: max(var(--gutter), calc((100vw - var(--section-max)) / 2));
  --pad: var(--shell-pad);
  --glass-blur: 22px;
  --glass-saturation: 1.25;
  --sans: Inter, "Helvetica Neue", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html { color-scheme: light; background: #fff; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; }
button { font: inherit; }

.site-header {
  position: fixed;
  z-index: 20;
  inset: 1.35rem var(--gutter) auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 5rem;
  padding: .65rem .9rem;
  background: rgba(0,0,0,.10);
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 999px;
  color: var(--ink);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturation));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturation));
  box-shadow: none;
}
.brand { display: flex; align-items: center; gap: .75rem; font-size: .875rem; letter-spacing: .08em; }
.brand-mark { display: grid; place-items: center; width: 2rem; height: 2rem; border-radius: 50%; background: var(--ink); color: white; font-weight: 800; letter-spacing: -.08em; }
.site-nav { position: relative; isolation: isolate; display: flex; align-items: center; gap: .7rem; font-size: .875rem; letter-spacing: .04em; }
.nav-indicator { position: absolute; z-index: 0; top: 0; left: 0; width: 0; height: 0; border-radius: 999px; background: var(--ink); opacity: 0; transform: translate3d(0,0,0); transition: width .42s cubic-bezier(.2,.8,.2,1), height .42s cubic-bezier(.2,.8,.2,1), transform .48s cubic-bezier(.2,.8,.2,1), opacity .2s ease; pointer-events: none; }
.nav-indicator.is-ready { opacity: 1; }
.site-nav a { position: relative; z-index: 1; padding: .72rem 1.65rem; border-radius: 999px; font-weight: 450; transition: background-color .3s ease, color .3s ease, font-weight .3s ease; }
.site-nav a:not(.is-active):hover { background: rgba(18,18,18,.07); }
.site-nav a.is-active { background: transparent; color: #fff; font-weight: 700; box-shadow: none; }
.site-header.on-dark { color: var(--ink); background: rgba(0,0,0,.10); border-color: rgba(255,255,255,.28); box-shadow: none; }
.site-header.on-dark .brand-mark { background: var(--ink); color: #fff; }
.site-nav a, .contact-lines a { position: relative; }
.contact-lines a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -.2rem; height: 1px; background: currentColor; transition: right .3s ease; }
.contact-lines a:hover::after { right: 0; }
.menu-toggle { display: none; color: inherit; border: 0; background: none; padding: 0; }
.menu-icon { display: grid; justify-items: end; align-content: center; gap: 4px; width: 2rem; height: 2rem; }
.menu-icon i { display: block; height: 2px; background: currentColor; transition: width .25s ease, transform .3s ease, opacity .2s ease; }
.menu-icon i:nth-child(1) { width: 1.45rem; }
.menu-icon i:nth-child(2) { width: 1.8rem; }
.menu-icon i:nth-child(3) { width: 1.05rem; }

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 100svh;
  width: 100%;
  margin-inline: 0;
  color: var(--ink);
  background: #fff;
}
.hero-inner { position: relative; z-index: 1; width: min(var(--content-max), calc(100% - (var(--gutter) * 2))); min-height: 100svh; margin-inline: auto; padding: 8rem 0 4rem; display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: clamp(3rem, 7vw, 7rem); }
.hero-fluid { position: absolute; z-index: 0; inset: 0; width: 100%; height: 100%; pointer-events: none; filter: none; transform: none; opacity: 1; }
.hero-copy, .hero-canvas { position: relative; z-index: 1; min-width: 0; }
.hero-copy { padding-left: 0; transform: translateX(max(0px, calc(400px - var(--shell-pad)))); }
.profile-card, .tool-card, .mini-profile { color: var(--ink); }
.hero-kicker, .eyebrow { font-size: .74rem; text-transform: uppercase; letter-spacing: .14em; }
.hero h1 { margin: 0; font-family: Futura, "Century Gothic", "Avenir Next", Avenir, Arial, sans-serif; font-size: 66px; line-height: .94; letter-spacing: -.055em; font-weight: 700; white-space: nowrap; }
.hero h1 span { display: block; white-space: nowrap; }
.hero h1 span + span { margin-top: .16em; }
.hero-statement { margin: clamp(1.5rem, 2.6vw, 2.5rem) 0 0; font-size: 36px; font-weight: 650; line-height: 1.35; letter-spacing: -.035em; }
.hero-intro { margin: clamp(2rem, 4vw, 4rem) 0 0; font-size: clamp(.84rem, 1.05vw, 1.05rem); line-height: 1.7; letter-spacing: .01em; }
.hero-canvas { position: relative; min-height: 780px; display: grid; place-items: center; }
.hero-canvas-stage { position: relative; flex: 0 0 auto; width: 750px; height: 780px; margin-left: clamp(1.25rem, 2.6vw, 2.5rem); zoom: .98; }
.hero-canvas-stage::before { content: ""; position: absolute; z-index: 0; top: 72px; left: 72px; width: 610px; height: 610px; border-radius: 50%; background: conic-gradient(rgba(18,18,18,.14) 0 18deg, transparent 18deg 360deg), repeating-conic-gradient(rgba(18,18,18,.08) 0 1deg, transparent 1deg 5.5deg); -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 2px), #000 calc(100% - 2px)); mask: radial-gradient(farthest-side, transparent calc(100% - 2px), #000 calc(100% - 2px)); pointer-events: none; }
.profile-card { position: absolute; z-index: 2; top: 62px; left: 190px; width: 385px; min-height: 540px; padding: 2.75rem 2.2rem; text-align: center; border: 1px solid rgba(18,18,18,.10); border-radius: 44px; background: rgba(255,255,255,.50); backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturation)); -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturation)); box-shadow: 0 20px 42px rgba(49,36,76,.12); }
.profile-photo-wrap { width: 144px; height: 144px; margin: 0 auto .9rem; overflow: hidden; }
.profile-card h2 { margin: 0; font-size: calc(1.55rem + 2px); }
.profile-card > p { margin: .4rem 0 1.45rem; font-size: calc(.72rem + 2px); color: rgba(18,18,18,.58); }
.profile-tags { display: grid; gap: .4rem; margin-bottom: 1.75rem; font-size: calc(.875rem + 2px); line-height: 1.55; color: rgba(18,18,18,.70); }
.profile-location { display: flex; align-items: center; justify-content: center; gap: .6rem; margin: 0 0 2.5rem; font-size: calc(.9rem + 2px); }
.profile-card > a { display: flex; align-items: center; gap: .65rem; margin-top: .7rem; padding: .85rem 1.1rem; border: 1px solid rgba(18,18,18,.08); border-radius: 12px; background: rgba(255,255,255,.48); font-size: calc(.8rem + 2px); text-align: left; }
.card-icon { display: block; width: 1.35rem; height: 1.35rem; flex: 0 0 auto; object-fit: contain; filter: none; }
.tool-card { position: absolute; z-index: 4; width: 320px; padding: 1.6rem 1.75rem; border: 1px solid rgba(18,18,18,.10); border-radius: 30px; background: rgba(255,255,255,.50); backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturation)); -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturation)); box-shadow: 0 18px 38px rgba(49,36,76,.12); }
.figma-card { top: 18px; left: -35px; }
.tool-card-head { display: flex; align-items: center; gap: .5rem; font-size: calc(.75rem + 2px); }
.tool-card-head img { width: 2rem; height: 2rem; object-fit: contain; filter: none; }
.tool-card-head span { min-width: 3.15rem; margin-left: auto; padding: .28rem .8rem; border-radius: 999px; background: var(--acid); color: var(--ink); font-size: calc(.65rem + 2px); line-height: 1.2; text-align: center; }
.tool-card p { margin: 1.25rem 0 .25rem; font-size: calc(1.15rem + 2px); font-weight: 700; }
.tool-card small { color: rgba(18,18,18,.62); font-size: calc(.75rem + 2px); white-space: nowrap; }
.color-card { position: absolute; z-index: 3; top: 110px; left: 540px; width: 195px; opacity: .82; }
.mini-profile { position: absolute; z-index: 5; top: 700px; left: 282px; display: flex; align-items: center; gap: .85rem; min-width: 325px; padding: .78rem 1rem; border: 1px solid rgba(18,18,18,.10); border-radius: 20px; background: rgba(255,255,255,.50); backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturation)); -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturation)); box-shadow: 0 14px 34px rgba(49,36,76,.12); }
.mini-profile img { width: 44px; height: 44px; }
.mini-profile div { display: grid; }
.mini-profile strong { font-size: calc(.72rem + 2px); }
.mini-profile small { font-size: calc(.55rem + 2px); color: rgba(18,18,18,.58); }
.mini-profile button { margin-left: auto; border: 0; border-radius: 999px; padding: .48rem .85rem; background: var(--acid); font-size: calc(.6rem + 2px); }

.experience { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(2rem, 4vw, 4.5rem); width: 100%; margin: 0; padding: clamp(4.5rem, 8vw, 7.5rem) var(--section-pad); border: 0; background: #111; color: #fff; }
.experience-date { display: flex; justify-content: space-between; gap: 1rem; font-size: clamp(calc(1.175rem + 2px), calc(1.5vw + 4px), calc(1.475rem + 2px)); font-weight: 650; }
.experience-role { margin: .25rem 0 1.4rem; font-size: calc(.825rem + 2px); color: rgba(255,255,255,.55); }
.experience-item h3 { display: inline-block; margin: 0 0 1rem; padding: .35rem .75rem; border-radius: 999px; background: #fff; color: #111; font-size: calc(.945rem + 2px); font-weight: 520; }
.experience-item ul { margin: 0; padding-left: 1.2rem; font-size: calc(.845rem + 2px); line-height: 1.8; color: rgba(255,255,255,.72); }
.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; }

.work, .contact { padding: clamp(5rem, 10vw, 9rem) var(--section-pad); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 2rem; }
.section-head > p:last-child { text-align: right; }
.section-head h2 { margin: 0; font-size: clamp(2rem, 4vw, 4rem); font-weight: 520; letter-spacing: -.05em; }
.section-head p { margin: 0; }
.work-manifesto { padding-bottom: clamp(2.5rem, 5vw, 5rem); border-bottom: 1px solid rgba(18,18,18,.14); }
.work-studio { margin: 0 0 clamp(.9rem, 1.5vw, 1.25rem); font-size: clamp(.84rem, 1.05vw, 1.05rem); letter-spacing: .01em; }
.work-manifesto-row { display: block; }
.work-manifesto-copy { min-width: 0; }
.work-manifesto h2 { margin: 0; max-width: none; font-family: Futura, "Century Gothic", "Avenir Next", Avenir, Arial, sans-serif; font-size: 66px; font-weight: 700; line-height: .94; letter-spacing: -.055em; text-wrap: balance; }
.work-manifesto h2 span { display: block; }
.work-manifesto-cn { margin: clamp(1.5rem, 2.6vw, 2.5rem) 0 0; font-size: clamp(1.05rem, 1.55vw, 1.5rem); font-weight: 650; letter-spacing: -.035em; }
.work-filters { position: relative; isolation: isolate; display: flex; align-items: center; flex-wrap: wrap; width: fit-content; gap: .5rem; margin-top: clamp(2rem, 3.4vw, 3.25rem); }
.filter-indicator { position: absolute; z-index: 0; top: 0; left: 0; width: 0; height: 0; border-radius: 999px; background: var(--ink); box-shadow: none; opacity: 1; transform: translate3d(0,0,0); transition: width .42s cubic-bezier(.2,.8,.2,1), height .42s cubic-bezier(.2,.8,.2,1), transform .48s cubic-bezier(.2,.8,.2,1); pointer-events: none; }
.work-filters button { position: relative; z-index: 1; min-height: 2.5rem; padding: .55rem 1.2rem; border: 0; border-radius: 999px; background: transparent; color: #545450; font-size: .875rem; cursor: pointer; transition: color .3s ease, background-color .3s ease, transform .3s ease; }
.work-filters button:not(.is-active):hover { color: var(--ink); background: rgba(18,18,18,.07); }
.work-filters button.is-active { color: #fff; font-weight: 700; }
.work-filters button:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

.project { margin-top: clamp(3rem, 7vw, 7rem); }
.project-image { display: block; position: relative; overflow: hidden; border-radius: 0; background: #d9d6cf; }
.project-image img { aspect-ratio: 4 / 3; object-fit: cover; transition: transform .75s cubic-bezier(.2,.75,.2,1), filter .5s; }
.project-image:hover img { transform: scale(1.025); filter: saturate(1.08); }
.leju-cover { background: #1f1f1f; }
.leju-cover > img { width: 100%; height: 100%; aspect-ratio: auto; object-fit: contain; }
.hanxiang-cover { background: #202020; }
.hanxiang-cover > img { width: 100%; height: 100%; aspect-ratio: auto; object-fit: contain; }
.hanxiang-tile { width: 100%; height: auto; min-height: 0; aspect-ratio: 4 / 3; background: #0a0a0a; color: #fff; isolation: isolate; contain: layout paint; }
.hanxiang-tile::before { content: ""; position: absolute; z-index: 0; inset: -30%; background: radial-gradient(circle at 58% 48%, rgba(255,97,25,.88), transparent 28%), radial-gradient(circle at 82% 20%, rgba(255,191,81,.46), transparent 22%), radial-gradient(circle at 28% 84%, rgba(156,30,8,.6), transparent 30%); filter: blur(26px); animation: tileGlow 8s ease-in-out infinite alternate; }
.hanxiang-tile-copy { position: absolute; z-index: 2; left: 7%; bottom: 9%; display: grid; }
.hanxiang-tile-copy small { font-size: .68rem; letter-spacing: .13em; text-transform: uppercase; color: rgba(255,255,255,.58); }
.hanxiang-tile-copy strong { margin-top: .4rem; font-size: clamp(3rem, 6vw, 6rem); line-height: .9; letter-spacing: -.08em; }
.hanxiang-tile-copy em { margin-top: .9rem; font-size: .85rem; font-style: normal; color: rgba(255,255,255,.72); }
.hanxiang-tile-phones { position: absolute; z-index: 1; right: 5%; top: 7%; bottom: 7%; display: flex; align-items: center; gap: 1rem; transform: rotate(7deg); }
.hanxiang-tile-phones img { width: auto; height: 92%; max-width: none; aspect-ratio: auto; object-fit: cover; object-position: top; border: 6px solid #070707; border-radius: clamp(1.2rem, 2.2vw, 2.2rem); box-shadow: 0 28px 60px rgba(0,0,0,.42); }
.hanxiang-tile-phones img:last-child { transform: translateY(12%); }
.hanxiang-tile:hover .hanxiang-tile-phones img { transform: translateY(-2%) rotate(-2deg); filter: none; }
.hanxiang-tile:hover .hanxiang-tile-phones img:last-child { transform: translateY(8%) rotate(2deg); }
.hanxiang-tile .project-index { color: var(--ink); }
@keyframes tileGlow { to { transform: translate3d(-4%,3%,0) scale(1.08); } }
.project-index { position: absolute; top: 1rem; left: 1rem; min-width: 2.4rem; height: 2.4rem; padding: 0 .65rem; display: grid; place-items: center; background: var(--paper); border-radius: 2rem; font-size: .75rem; }
.project-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(3rem, 5vw, 6rem) clamp(1.5rem, 3.5vw, 4rem); align-items: stretch; margin-top: clamp(3rem, 7vw, 7rem); }
.project-grid .project { display: flex; flex-direction: column; min-width: 0; height: 100%; margin-top: 0; }
.project-grid .project[hidden] { display: none !important; }
.project-grid .project-image { flex: 0 0 auto; width: 100%; height: auto; aspect-ratio: 4 / 3; }
.project-grid .project-image picture { display: block; width: 100%; height: 100%; }
.project-grid .project-image picture img { width: 100%; height: 100%; }
.project-grid .managed-cover picture img { transform: scale(var(--cover-scale, 1)); }
.project-grid .managed-cover:hover picture img { transform: scale(var(--cover-hover-scale, 1.025)); }
.project-grid .project-meta { flex: 1; align-items: flex-start; }
.project-meta { display: flex; justify-content: space-between; gap: 1rem; padding-top: 1rem; }
.project-meta h3 { margin: 0 0 .25rem; font-size: clamp(1.35rem, 2.2vw, 2rem); font-weight: 520; letter-spacing: -.025em; }
.project-meta p { margin: 0; font-size: .82rem; color: #5b5a56; }
.project-year { padding-top: .45rem; }

/* 作品首次进入视口时，封面由左向右揭开。 */
.project.reveal { --motion-delay: 0s; opacity: 1; transform: none; transition: none; }
.project-grid .project:nth-child(2) { --motion-delay: .16s; }
.project-grid .project:nth-child(3) { --motion-delay: .07s; }
.project-grid .project:nth-child(4) { --motion-delay: .23s; }
.project-grid .project:nth-child(5) { --motion-delay: .12s; }
.project-grid .project:nth-child(6) { --motion-delay: .28s; }
.project.reveal .project-image {
  opacity: 0;
  clip-path: inset(0 100% 0 0);
  transform: translate3d(-2.5rem, 0, 0);
  transition: opacity .72s ease, clip-path 1.05s cubic-bezier(.16,.84,.24,1), transform 1.05s cubic-bezier(.16,.84,.24,1);
  will-change: opacity, clip-path, transform;
}
.project.reveal .project-meta {
  opacity: 0;
  transform: translate3d(0, 3.5rem, 0);
  transition: opacity .76s ease, transform 1.05s cubic-bezier(.16,.84,.24,1);
  will-change: opacity, transform;
}
.project.reveal.is-visible .project-image,
.project.reveal.is-visible .project-meta {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}
.project.reveal.is-visible .project-image { clip-path: inset(0 0 0 0); }
.project.reveal.is-visible .project-image { transition-delay: var(--motion-delay); }
.project.reveal.is-visible .project-meta { transition-delay: calc(var(--motion-delay) + .2s); }
.project.reveal:not(.is-visible) .project-image { transition-delay: calc(var(--motion-delay) + .12s); }
.project.reveal:not(.is-visible) .project-meta { transition-delay: var(--motion-delay); }

.contact { position: relative; min-height: 82svh; display: flex; flex-direction: column; justify-content: space-between; padding-bottom: clamp(2.5rem,4vw,4rem); background: #fff; }
.contact::before { content: none; }
.contact h2 { margin: clamp(4rem, 12vw, 9rem) 0; font-size: clamp(calc(3.6rem + 10px), calc(5vw + 10px), calc(6rem + 10px)); line-height: .96; letter-spacing: -.06em; font-weight: 560; }
.contact h2 span { color: inherit; }
.contact-layout { display: grid; grid-template-columns: 1.25fr .75fr; gap: clamp(3rem,8vw,8rem); padding-bottom: clamp(1rem,2vw,2rem); }
.contact-group { min-width: 0; }
.contact-label { margin: 0 0 2rem; color: #aaa; font-size: 1rem; }
.contact-lines { display: grid; gap: 1.15rem; }
.contact-lines p { display: flex; align-items: baseline; gap: 1.25rem; margin: 0; font-size: 16px; }
.contact-lines span { min-width: 5.5em; color: #666; }
.contact-lines a,.contact-socials a { border-bottom: 1px solid rgba(18,18,18,.24); }
.filing-value { font-weight: 400; }
.back-to-top { position: fixed; z-index: 24; right: max(1.25rem,env(safe-area-inset-right,0px)); bottom: max(1.25rem,calc(env(safe-area-inset-bottom,0px) + 1rem)); display: grid; place-items: center; width: 3.25rem; height: 3.25rem; border-radius: 50%; background: var(--ink); color: #fff; font-size: 1.15rem; line-height: 1; box-shadow: 0 10px 30px rgba(0,0,0,.18); transition: transform .25s ease,background-color .25s ease; }
.back-to-top:hover { transform: translateY(-3px); background: #2d2d2d; }

.reveal { opacity: 0; transform: translateY(64px); transition: opacity .82s ease, transform .92s cubic-bezier(.16,.84,.24,1); will-change: opacity, transform; }
.reveal.is-visible { opacity: 1; transform: none; }
.hero .reveal { transform: translateY(32px); }
.hero .reveal.is-visible { transform: none; }
.experience-item:nth-of-type(2) { transition-delay: .16s; }
.experience-item:nth-of-type(3) { transition-delay: .32s; }
.contact > h2 { transition-delay: 0s; }
.contact > .contact-layout { transition-delay: .18s; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .project.reveal .project-image,
  .project.reveal .project-meta { opacity: 1; clip-path: none; transform: none; transition: none; }
  .filter-indicator { transition: none; }
  .project-image img { transition: none; }
}

@media (prefers-reduced-motion: no-preference) {
  .hero-canvas-stage::before { animation: orbitSpin 26s linear infinite; }
  .profile-card { animation: floatProfile 5.8s ease-in-out -1.2s infinite; }
  .figma-card { animation: floatService 4.1s ease-in-out -.6s infinite; }
  .color-card { animation: floatColor 6.7s ease-in-out -2.8s infinite; }
  .mini-profile { animation: floatMini 3.9s ease-in-out -1.7s infinite; }
  @keyframes orbitSpin { to { transform: rotate(360deg); } }
  @keyframes floatProfile { 0%, 100% { translate: 0 -10px; } 50% { translate: 0 14px; } }
  @keyframes floatService { 0%, 100% { translate: 0 16px; } 50% { translate: 0 -18px; } }
  @keyframes floatColor { 0%, 100% { translate: 0 -14px; } 50% { translate: 0 12px; } }
  @keyframes floatMini { 0%, 100% { translate: 0 12px; } 50% { translate: 0 -11px; } }
}

@media (max-width: 1350px) and (min-width: 1101px) {
  .hero-inner { gap: 2rem; }
  .hero-copy { transform: none; }
  .hero-canvas-stage { margin-left: -1rem; zoom: .88; }
}

@media (min-width: 721px) {
  .work-manifesto h2 span { white-space: nowrap; }
}

@media (max-width: 1100px) and (min-width: 721px) {
  .hero-inner { grid-template-columns: .9fr 1.1fr; gap: 1rem; }
  .hero-copy { padding-left: 0; transform: none; }
  .hero-canvas-stage { margin-left: -1rem; zoom: .72; }
}

@media (max-width: 720px) {
  .brand-name { display: none; }
  .site-header,
  .site-header.on-dark {
    inset: .75rem var(--gutter) auto;
    height: 4.25rem;
    align-items: flex-start;
    padding: .875rem .9rem;
    overflow: hidden;
    background: rgba(0,0,0,.10);
    border-color: rgba(255,255,255,.28);
    backdrop-filter: blur(22px) saturate(1.25);
    -webkit-backdrop-filter: blur(22px) saturate(1.25);
    transition: height .58s cubic-bezier(.16,.84,.24,1), border-radius .58s cubic-bezier(.16,.84,.24,1), background-color .3s ease, box-shadow .3s ease;
    will-change: height;
  }
  .site-header .brand { position: relative; z-index: 3; margin-top: .25rem; }
  .menu-toggle { display: grid; z-index: 3; place-items: center; width: 2.5rem; height: 2.5rem; border-radius: 50%; cursor: pointer; transition: background-color .3s ease, color .3s ease; }
  .site-nav {
    display: flex;
    position: absolute;
    z-index: 1;
    inset: 5.75rem 1rem 1.5rem;
    height: auto;
    min-height: 0;
    padding: .25rem 0 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: var(--ink);
    mix-blend-mode: normal;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    flex-direction: column;
    align-items: flex-end;
    justify-content: flex-start;
    gap: 1rem;
    font-size: .82rem;
    letter-spacing: 0;
    box-shadow: none;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transform: translate3d(0,-.75rem,0);
    transition: transform .35s cubic-bezier(.16,.84,.24,1), opacity .24s ease, visibility 0s linear .35s;
    will-change: transform;
  }
  .site-nav .nav-indicator { display: none; }
  .site-nav a { width: fit-content; min-height: 2.35rem; padding: .5rem .9rem; text-align: right; white-space: nowrap; }
  .site-nav a.is-active { background: var(--ink); color: #fff; }
  .site-header.nav-open { height: 52svh; border-radius: 2.2rem; mix-blend-mode: normal; color: var(--ink); background: rgba(0,0,0,.10); border-color: rgba(255,255,255,.28); box-shadow: none; }
  .site-header.nav-open .site-nav { visibility: visible; opacity: 1; pointer-events: auto; transform: translate3d(0,0,0); transition-delay: .12s,.12s,0s; }
  .site-header.nav-open .menu-toggle { width: 2rem; height: 2rem; margin-top: .25rem; background: var(--ink); color: #fff; }
  .site-header.nav-open .menu-icon { position: relative; display: block; width: .85rem; height: .85rem; }
  .site-header.nav-open .menu-icon i { position: absolute; top: 50%; left: 50%; width: .85rem; height: 2px; border-radius: 2px; }
  .site-header.nav-open .menu-icon i:nth-child(1) { transform: translate(-50%,-50%) rotate(45deg); }
  .site-header.nav-open .menu-icon i:nth-child(2) { opacity: 0; }
  .site-header.nav-open .menu-icon i:nth-child(3) { transform: translate(-50%,-50%) rotate(-45deg); }
  .hero { min-height: 100vh; min-height: calc(100dvh + env(safe-area-inset-bottom, 0px)); }
  .hero-inner { min-height: 100vh; min-height: calc(100dvh + env(safe-area-inset-bottom, 0px)); grid-template-columns: 1fr; gap: 2rem; padding-top: 7.5rem; padding-bottom: max(2rem, env(safe-area-inset-bottom, 0px)); }
  .hero-copy { padding-left: 0; transform: none; }
  .hero h1 { font-size: clamp(2.65rem, 11vw, 4.125rem); white-space: normal; }
  .hero-statement { font-size: 22px; line-height: 1.5; }
  .hero-intro { margin-top: 2rem; font-size: .84rem; }
  .contact h2 { font-size: clamp(calc(2.6rem + 10px), calc(11vw + 10px), calc(4.2rem + 10px)); }
  .hero-canvas { min-height: 420px; overflow: visible; }
  .hero-canvas-stage { position: absolute; top: 0; left: 50%; margin-left: -375px; zoom: .5; animation: none; }
  .experience { grid-template-columns: 1fr; }
  .experience-item { padding-bottom: 2rem; border: 0; }
  .experience-item:last-child { padding-bottom: 0; }
  .section-head { align-items: flex-end; }
  .work-manifesto { padding-bottom: 2.25rem; }
  .work-studio { margin-bottom: 1rem; }
  .work-manifesto-row { display: block; }
  .work-manifesto h2 { max-width: none; font-size: clamp(calc(2.65rem - 8px), calc(11vw - 8px), calc(4.125rem - 8px)); line-height: .94; }
  .work-manifesto-cn { max-width: 19em; font-size: calc(1rem + 4px); line-height: 1.6; }
  .work-filters {
    width: calc(100% + var(--section-pad));
    margin-right: calc(var(--section-pad) * -1);
    padding-right: var(--section-pad);
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-inline: contain;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    touch-action: pan-x;
  }
  .work-filters::-webkit-scrollbar { display: none; }
  .work-filters { gap: .25rem; }
  .work-filters button {
    flex: 0 0 auto;
    min-height: 2.35rem;
    padding: .5rem .9rem;
    white-space: nowrap;
    font-size: .82rem;
  }
  .project-grid { grid-template-columns: 1fr; gap: 3.75rem; }
  .project-grid .project-image { border-radius: 18px; }
  .project-grid .project-image picture img { object-fit: var(--mobile-cover-fit, cover) !important; }
  .project-index { top: .5rem; left: .5rem; min-width: 1.8rem; height: 1.8rem; padding: 0 .4rem; font-size: .62rem; }
  .project-meta { display: block; padding-top: .65rem; }
  .project-meta h3 { margin-bottom: .2rem; font-size: clamp(calc(.95rem + 2px), calc(4.3vw + 2px), calc(1.15rem + 2px)); line-height: 1.25; }
  .project-meta p { font-size: .68rem; line-height: 1.45; }
  .project-year { display: none; }
  .contact {
    min-height: auto;
    display: block;
    padding-top: clamp(4.5rem,16vw,7rem);
    padding-bottom: 3rem;
    background: #fff;
  }
  .contact h2 {
    margin: 0 0 clamp(5rem,20vw,8rem);
    font-size: 40px;
    line-height: 1.08;
  }
  .contact-layout { grid-template-columns: 1fr; gap: 4.5rem; padding-bottom: 1rem; }
  .contact-label { margin-bottom: 1rem; font-size: 1rem; }
  .contact-lines { gap: .8rem; }
  .contact-lines p { display: grid; grid-template-columns: 5.25rem minmax(0,1fr); gap: .8rem; font-size: 15px; }
  .contact-lines span { min-width: 0; color: #666; }
  .contact-lines a { width: fit-content; overflow-wrap: anywhere; }
  .back-to-top { width: 3rem; height: 3rem; right: max(1rem,env(safe-area-inset-right,0px)); }
}

@media (max-width: 720px) and (prefers-reduced-motion: reduce) {
  .site-header { transition: none; }
  .site-nav { transition: none; }
}