/* ═══════════════════════════════════════════════════════════════
   王世豪 · 2026 Portfolio
   Design system — paper / ink / acid
   ═══════════════════════════════════════════════════════════════ */

:root{
  --paper:#F2F1EC;
  --paper-2:#EAE9E3;
  --paper-3:#E3E2DB;
  --ink:#111110;
  --ink-soft:#3C3C36;
  --muted:#76756C;
  --line:rgba(17,17,16,.14);
  --line-strong:rgba(17,17,16,.28);
  --acid:#D7FF3E;
  --acid-deep:#B4E01F;
  --violet:#6C5BF0;
  --red:#E8402F;

  --font-sans:"PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --font-latin:"Helvetica Neue",Helvetica,Arial,"PingFang SC",system-ui,sans-serif;
  --font-mono:ui-monospace,"SF Mono",SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;

  --pad:clamp(20px,4.6vw,64px);
  --maxw:1600px;

  --r-lg:26px;
  --r-md:14px;
  --r-sm:8px;

  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:74px}
html,body{margin:0;padding:0}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
body.is-locked{overflow:hidden}
img{max-width:100%;height:auto}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit}
button{font:inherit;color:inherit}
::selection{background:var(--acid);color:var(--ink)}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:4px}

/* ── utilities ─────────────────────────────────────────────── */
.label{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);font-weight:400;
}
.label--right{margin-left:auto}
.dot{width:5px;height:5px;border-radius:50%;background:var(--muted);display:inline-block;flex:0 0 auto}
.dot--live{background:var(--acid-deep);box-shadow:0 0 0 3px rgba(180,224,31,.25);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 3px rgba(180,224,31,.25)}50%{box-shadow:0 0 0 6px rgba(180,224,31,.06)}}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

.skip-link{
  position:fixed;top:-100px;left:16px;z-index:200;
  background:var(--ink);color:var(--paper);
  padding:10px 18px;border-radius:999px;font-size:13px;text-decoration:none;
  transition:top .3s var(--ease);
}
.skip-link:focus{top:14px}

.grain{
  position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.22;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/></filter><rect width='180' height='180' filter='url(%23n)' opacity='.42'/></svg>");
  mix-blend-mode:multiply;
}
main,header,footer,.mobile-menu{position:relative;z-index:1}

/* ── progress bar ──────────────────────────────────────────── */
.progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:120;pointer-events:none}
.progress span{display:block;height:100%;width:0;background:var(--ink);transition:width .12s linear}

/* ── nav ───────────────────────────────────────────────────── */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  border-bottom:1px solid transparent;
  transition:background .45s var(--ease),border-color .45s var(--ease),backdrop-filter .45s var(--ease);
}
.nav.is-stuck{
  background:rgba(242,241,236,.82);
  backdrop-filter:blur(16px) saturate(1.25);
  -webkit-backdrop-filter:blur(16px) saturate(1.25);
  border-bottom-color:var(--line);
}
.nav__inner{
  max-width:var(--maxw);margin:0 auto;padding:13px var(--pad);
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;flex:0 0 auto}
.brand__mark{
  width:34px;height:34px;border-radius:10px;background:var(--ink);color:var(--acid);
  display:grid;place-items:center;font-family:var(--font-latin);font-weight:800;font-size:17px;
  letter-spacing:-.03em;line-height:1;transition:transform .5s var(--ease-out),background .4s;
}
.brand:hover .brand__mark{transform:rotate(-8deg) scale(1.04)}
.brand__text strong{display:block;font-size:13.5px;font-weight:600;letter-spacing:.04em;line-height:1.2}
.brand__text em{
  display:block;font-family:var(--font-mono);font-style:normal;font-size:9px;
  letter-spacing:.13em;text-transform:uppercase;color:var(--muted);margin-top:3px;line-height:1;
}
.nav__links{display:flex;align-items:center;gap:30px}
.nav__links a{
  position:relative;text-decoration:none;font-size:13.5px;color:var(--ink-soft);
  padding:4px 0;transition:color .3s;
}
.nav__links a sup{font-family:var(--font-mono);font-size:9px;color:var(--muted);margin-left:3px;letter-spacing:.06em}
.nav__links a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--ink);
  transition:width .4s var(--ease-out);
}
.nav__links a:hover{color:var(--ink)}
.nav__links a:hover::after{width:100%}
.nav__actions{display:flex;align-items:center;gap:10px}
.menu-toggle{display:none;width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:none;cursor:pointer;position:relative}
.menu-toggle__bar{
  position:absolute;left:50%;top:50%;width:15px;height:1.5px;background:var(--ink);
  transform:translate(-50%,-50%);transition:transform .35s var(--ease);
}
.menu-toggle__bar:last-child{transform:translate(-50%,calc(-50% + 4px))}
.menu-toggle[aria-expanded="true"] .menu-toggle__bar:first-child{transform:translate(-50%,-50%) rotate(45deg)}
.menu-toggle[aria-expanded="true"] .menu-toggle__bar:last-child{transform:translate(-50%,-50%) rotate(-45deg)}

/* ── buttons ───────────────────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  border-radius:999px;padding:14px 24px;font-size:14px;font-weight:500;
  text-decoration:none;border:1px solid transparent;cursor:pointer;
  transition:background .35s var(--ease),color .35s var(--ease),border-color .35s var(--ease),transform .35s var(--ease-out);
  white-space:nowrap;
}
.btn svg{width:15px;height:15px;flex:0 0 auto;transition:transform .4s var(--ease-out)}
.btn:hover svg{transform:translateY(2px)}
.btn--acid{background:var(--acid);color:var(--ink);border-color:var(--ink)}
.btn--acid:hover{background:var(--ink);color:var(--acid);transform:translateY(-2px)}
.btn--ghost{border-color:var(--line-strong);color:var(--ink);background:transparent}
.btn--ghost:hover{background:var(--ink);color:var(--paper);border-color:var(--ink);transform:translateY(-2px)}
.btn--ghost:hover svg{transform:none}
.btn--lg{padding:18px 32px;font-size:15px}
.btn--sm{padding:9px 16px;font-size:12.5px;gap:8px}
.btn--sm svg{width:13px;height:13px}

.link-underline{
  position:relative;text-decoration:none;font-size:14px;color:var(--ink);
  padding-bottom:3px;
}
.link-underline::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--ink);
  transform-origin:right;transition:transform .5s var(--ease-out);
}
.link-underline:hover::after{transform:scaleX(.4)}

/* ── mobile menu ───────────────────────────────────────────── */
.mobile-menu{
  position:fixed;inset:0;z-index:99;background:var(--paper);
  padding:104px var(--pad) 40px;display:flex;flex-direction:column;gap:32px;
  overflow-y:auto;overscroll-behavior:contain;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .4s var(--ease),transform .4s var(--ease-out),visibility 0s linear .4s;
}
.mobile-menu.is-open{opacity:1;visibility:visible;transform:none;transition:opacity .4s var(--ease),transform .4s var(--ease-out),visibility 0s}
.mobile-menu nav{display:flex;flex-direction:column}
.mobile-menu nav a{
  display:flex;align-items:baseline;gap:16px;
  font-size:clamp(28px,8vw,44px);font-weight:600;letter-spacing:-.02em;
  text-decoration:none;padding:16px 0;border-bottom:1px solid var(--line);
}
.mobile-menu nav a span{font-family:var(--font-mono);font-size:11px;color:var(--muted);letter-spacing:.1em}
.mobile-menu .btn{align-self:flex-start}

/* ── hero ──────────────────────────────────────────────────── */
.hero{
  max-width:var(--maxw);margin:0 auto;
  min-height:100svh;display:flex;flex-direction:column;
  padding:calc(86px + clamp(18px,4vh,52px)) var(--pad) 22px;
}
.hero__top{display:flex;gap:16px;align-items:center}
.hero__body{
  flex:1;display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);
  gap:clamp(16px,3.4vw,56px);align-items:center;padding:clamp(18px,4vh,56px) 0;
}
.hero__title{display:flex;flex-direction:column;gap:clamp(6px,1vw,16px)}
.hero__name{
  display:block;font-family:var(--font-sans);
  font-size:clamp(62px,11vw,188px);font-weight:700;line-height:.86;letter-spacing:-.055em;
}
.hero__latin{
  display:block;font-family:var(--font-latin);font-weight:800;text-transform:uppercase;
  font-size:clamp(30px,5vw,86px);line-height:.9;letter-spacing:-.03em;
}
.hero__latin span:first-child{
  display:block;color:transparent;-webkit-text-stroke:1.5px var(--ink);opacity:.55;
}
.hero__latin-row{display:flex;align-items:center;gap:clamp(8px,1.4vw,18px)}
.hero__badge{
  font-family:var(--font-mono);font-style:normal;font-size:11px;letter-spacing:.1em;
  border:1px solid var(--ink);border-radius:999px;padding:4px 11px;text-transform:none;
  transform:translateY(-.18em);background:var(--acid);
}
.hero__lead{
  margin-top:clamp(20px,3.4vh,38px);
  font-size:clamp(15px,1.25vw,19px);line-height:1.85;color:var(--ink-soft);
  max-width:34ch;
}
.hero__cta{display:flex;align-items:center;gap:clamp(14px,2vw,26px);margin-top:clamp(22px,3.6vh,40px);flex-wrap:wrap}

.hero__art{position:relative;margin:0}
.hero__art-card{
  position:relative;background:#EFEFEF;border-radius:var(--r-lg);
  padding:0;overflow:hidden;
  box-shadow:0 44px 80px -54px rgba(17,17,16,.5);
  animation:float 9s ease-in-out infinite;
  will-change:transform;
}
.hero__art-card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;
  box-shadow:inset 0 0 0 1px rgba(17,17,16,.06);pointer-events:none;
}
.hero__art-card img{display:block;width:100%;height:auto}
.hero__art-cap{display:flex;justify-content:space-between;margin-top:12px;font-family:var(--font-mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

.hero__foot{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr)) auto;
  gap:clamp(16px,3vw,40px);align-items:end;
  border-top:1px solid var(--line);padding-top:18px;
}
.hero__foot-item p{font-size:13.5px;color:var(--ink-soft);margin-top:5px}
.hero__foot-item .label{font-size:9.5px}
.scroll-cue{
  display:flex;flex-direction:column;align-items:center;gap:8px;
  text-decoration:none;color:var(--muted);
  font-family:var(--font-mono);font-size:9px;letter-spacing:.2em;
}
.scroll-cue svg{width:11px;height:24px;animation:cue 2.6s var(--ease) infinite}
@keyframes cue{0%{transform:translateY(-4px);opacity:.2}40%,60%{opacity:1}100%{transform:translateY(6px);opacity:0}}

/* ── marquee ───────────────────────────────────────────────── */
.marquee{
  background:var(--acid);color:var(--ink);
  border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);
  overflow:hidden;padding:13px 0;
}
.marquee__track{
  display:flex;align-items:center;gap:clamp(18px,2.6vw,40px);width:max-content;
  animation:marquee 44s linear infinite;
  font-family:var(--font-latin);font-weight:700;text-transform:uppercase;
  font-size:clamp(15px,1.9vw,26px);letter-spacing:-.01em;
}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee__dot{font-size:9px;opacity:.55}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ── section shell ─────────────────────────────────────────── */
.section{
  max-width:var(--maxw);margin:0 auto;
  padding:clamp(56px,8vh,120px) var(--pad);
  border-top:1px solid var(--line);
}
.section.about{border-top:0;padding-top:clamp(48px,6vh,96px)}
.section__head{
  display:flex;flex-direction:column;gap:clamp(10px,1.6vh,18px);
  padding-top:4px;
}
.section__head--split{
  flex-direction:row;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap;
}
.section__title{
  font-size:clamp(34px,5.6vw,84px);font-weight:700;line-height:1;letter-spacing:-.045em;
}
.section__note{
  font-size:12.5px;line-height:1.8;color:var(--muted);text-align:right;flex:0 0 auto;
}
.section__head + *{margin-top:clamp(28px,4.6vw,64px)}

/* ── about ─────────────────────────────────────────────────── */
.about__grid{display:grid;grid-template-columns:minmax(0,.72fr) minmax(0,1.28fr);gap:clamp(26px,5vw,88px);align-items:start}
.about__portrait{margin:0}
.about__portrait img{
  width:100%;border-radius:var(--r-md);display:block;
  filter:grayscale(1) contrast(1.04);
  background:var(--paper-3);
}
.about__portrait figcaption{display:flex;justify-content:space-between;margin-top:11px}
.about__portrait figcaption .label{font-size:9.5px}
.about__statement{
  font-size:clamp(24px,3.1vw,46px);line-height:1.24;letter-spacing:-.03em;font-weight:600;
  margin-bottom:clamp(20px,3vw,32px);
}
.about__statement br{display:none}
.about__text p + p{margin-top:16px}
.about__text > p:not(.about__statement){
  font-size:clamp(14px,1.02vw,16.5px);line-height:1.9;color:var(--ink-soft);max-width:64ch;
}
.stat-row{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;
  margin-top:clamp(28px,4vw,44px);padding-top:clamp(20px,2.6vw,28px);
  border-top:1px solid var(--line);
}
.stat-row strong{display:block;font-family:var(--font-latin);font-size:clamp(26px,3.4vw,50px);font-weight:700;letter-spacing:-.04em;line-height:1}
.stat-row span{display:block;font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;color:var(--muted);margin-top:8px}

/* ── works ─────────────────────────────────────────────────── */
.work-list{display:flex;flex-direction:column;gap:clamp(52px,8vw,120px)}
.work{
  position:relative;display:grid;grid-template-columns:minmax(0,.4fr) minmax(0,.6fr);
  gap:clamp(20px,4vw,64px);align-items:end;
}
.work--flip .work__meta{order:2}
.work--flip .work__media{order:1}
.work__hit{
  position:absolute;inset:-8px;z-index:3;background:none;border:0;cursor:pointer;
  border-radius:var(--r-lg);
}
.work__meta{display:flex;flex-direction:column;align-items:flex-start;padding-bottom:4px}
.work__kicker{
  display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;
  padding-bottom:12px;border-bottom:1px solid var(--line);
}
.work__idx{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;color:var(--muted);
}
.work__title{
  font-size:clamp(27px,3.5vw,54px);font-weight:700;line-height:1.02;letter-spacing:-.04em;
  margin-top:clamp(14px,2vw,24px);transition:transform .5s var(--ease-out);
}
.work:hover .work__title{transform:translateX(4px)}
.work__sub{font-size:13.5px;color:var(--muted);margin-top:12px;max-width:32ch;line-height:1.7}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:18px}
.chips li{
  font-size:11.5px;color:var(--ink-soft);border:1px solid var(--line);
  border-radius:999px;padding:4px 11px;line-height:1.5;transition:background .3s,border-color .3s;
}
.work:hover .chips li{border-color:var(--line-strong)}
.work__year{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.12em;color:var(--muted)}
.work__media{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--paper-3);aspect-ratio:var(--ratio,1.6);
  max-height:74vh;
  box-shadow:0 30px 60px -50px rgba(17,17,16,.45);
}
.work__media img{
  width:100%;height:100%;object-fit:cover;display:block;
  transition:transform 1.3s var(--ease-out),filter .6s;
}
.work:hover .work__media img{transform:scale(1.035)}
.work__more{
  position:absolute;right:14px;bottom:14px;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  background:var(--ink);color:var(--paper);border-radius:999px;
  padding:9px 15px;font-size:12.5px;
  opacity:0;transform:translateY(10px);transition:opacity .4s var(--ease),transform .4s var(--ease-out);
}
.work__more svg{width:13px;height:13px}
.work:hover .work__more,.work:focus-within .work__more{opacity:1;transform:none}

/* ── experience ────────────────────────────────────────────── */
.timeline{border-top:1px solid var(--line)}
.timeline__item{
  display:grid;grid-template-columns:minmax(0,.26fr) minmax(0,.74fr);
  gap:clamp(20px,4vw,56px);padding:clamp(26px,4vw,44px) 0;
  border-bottom:1px solid var(--line);
}
.timeline__when{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.timeline__when .label{font-size:10.5px;letter-spacing:.14em}
.timeline__now{
  font-family:var(--font-mono);font-size:9.5px;letter-spacing:.1em;
  background:var(--acid);border:1px solid var(--ink);border-radius:999px;padding:2px 8px;
}
.timeline__what h3{
  font-size:clamp(21px,2.3vw,32px);font-weight:600;letter-spacing:-.02em;line-height:1.25;
  display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;
}
.timeline__what h3 span{
  font-family:var(--font-mono);font-size:11px;font-weight:400;letter-spacing:.1em;
  color:var(--muted);text-transform:uppercase;
}
.bullets{margin-top:18px;display:grid;gap:11px;max-width:70ch}
.bullets li{
  position:relative;padding-left:19px;font-size:clamp(13.5px,.98vw,15.5px);
  line-height:1.85;color:var(--ink-soft);
}
.bullets li::before{
  content:"";position:absolute;left:0;top:.7em;width:6px;height:6px;
  background:var(--acid-deep);border-radius:1px;
}

/* ── capabilities ──────────────────────────────────────────── */
.cap__grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
}
.cap-card{
  background:var(--paper);padding:clamp(20px,2.2vw,30px);
  display:flex;flex-direction:column;gap:12px;min-height:clamp(220px,22vw,290px);
  transition:background .45s var(--ease);
}
.cap-card:hover{background:#FBFBF8}
.cap-card__no{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;color:var(--muted)}
.cap-card h3{font-size:clamp(17px,1.35vw,21px);font-weight:600;letter-spacing:-.01em;line-height:1.35}
.cap-card p{font-size:13px;line-height:1.85;color:var(--ink-soft);flex:1}
.cap-card__tags{display:flex;flex-wrap:wrap;gap:6px 12px;padding-top:12px;border-top:1px solid var(--line)}
.cap-card__tags li{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.cap__extra{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(16px,3vw,48px);
  margin-top:clamp(24px,3.4vw,40px);padding-top:clamp(20px,2.6vw,28px);border-top:1px solid var(--line);
}
.cap__extra-item p{font-size:14px;color:var(--ink-soft);margin-top:7px}

/* ── pages index ───────────────────────────────────────────── */
.others{margin-top:clamp(52px,8vw,110px);padding-top:clamp(24px,3vw,36px);border-top:1px solid var(--line)}
.others__head{display:flex;align-items:baseline;justify-content:space-between;gap:20px;flex-wrap:wrap}
.others__head p{font-size:12.5px;color:var(--muted)}
.others__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(12px,2vw,24px);margin-top:clamp(18px,2.6vw,28px)}
.other{
  position:relative;display:block;width:100%;padding:0;border:0;cursor:zoom-in;
  background:var(--paper-3);border-radius:var(--r-md);overflow:hidden;text-align:left;
}
.other img{width:100%;display:block;aspect-ratio:16/9;object-fit:cover;transition:transform 1s var(--ease-out)}
.other:hover img{transform:scale(1.035)}
.other span{
  position:absolute;left:0;right:0;bottom:0;padding:26px 16px 14px;
  font-size:12.5px;color:#fff;letter-spacing:.02em;
  background:linear-gradient(to top,rgba(10,10,9,.72),rgba(10,10,9,0));
}
.case-notes{
  margin-top:clamp(28px,4vw,48px);padding-top:clamp(20px,2.6vw,28px);
  border-top:1px solid var(--line);
  display:grid;grid-template-columns:minmax(0,.24fr) minmax(0,.76fr);gap:clamp(16px,3vw,40px);
}
.case-notes__label{font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);padding-top:4px}
.case-notes ol{display:grid;gap:12px;counter-reset:n}
.case-notes li{
  position:relative;padding-left:30px;font-size:13.5px;line-height:1.85;color:var(--ink-soft);
  counter-increment:n;
}
.case-notes li::before{
  content:counter(n,decimal-leading-zero);position:absolute;left:0;top:.15em;
  font-family:var(--font-mono);font-size:10px;color:var(--muted);letter-spacing:.06em;
}
.pages__grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:clamp(6px,.8vw,11px)}
.pages__cell{
  position:relative;padding:0;border:0;background:var(--paper-3);
  border-radius:6px;overflow:hidden;cursor:zoom-in;aspect-ratio:16/9;display:block;
}
.pages__cell img{
  width:100%;height:100%;object-fit:cover;display:block;
  transition:transform .7s var(--ease-out),filter .5s;
  filter:saturate(.97);
}
.pages__cell:hover img{transform:scale(1.07);filter:saturate(1.05)}
.pages__cell span{
  position:absolute;left:5px;bottom:5px;
  font-family:var(--font-mono);font-size:9px;letter-spacing:.06em;
  background:rgba(242,241,236,.9);color:var(--ink);border-radius:3px;padding:1px 5px;
  opacity:0;transform:translateY(4px);transition:.3s var(--ease);
}
.pages__cell:hover span{opacity:1;transform:none}
.pages__hint{margin-top:22px;font-size:13px;color:var(--muted)}
.pages__hint a{color:var(--ink)}

/* ── contact ───────────────────────────────────────────────── */
.contact{border-top:1px solid var(--line);padding-bottom:clamp(48px,6vh,80px)}
.contact__title{
  font-size:clamp(46px,9.6vw,164px);font-weight:700;line-height:.9;letter-spacing:-.055em;
  margin:clamp(20px,3.4vh,36px) 0 clamp(24px,3.4vw,40px);
  display:flex;flex-direction:column;
}
.contact__title > span{display:block}
.contact__mark{
  display:inline-block;vertical-align:-.04em;
  background:var(--acid);border-radius:.1em;
  padding:.02em .14em .06em;margin-left:.06em;
  transform:rotate(-5deg);line-height:.9;
}
.contact__lead{font-size:clamp(14.5px,1.25vw,18.5px);line-height:1.85;color:var(--ink-soft);max-width:44ch}
.contact__actions{display:flex;gap:12px;flex-wrap:wrap;margin:clamp(28px,4.4vw,46px) 0 clamp(40px,7vw,84px)}
.contact__meta{
  display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:20px;
  border-top:1px solid var(--line);padding-top:clamp(20px,2.6vw,28px);
}
.contact__meta p{font-size:13.5px;margin-top:7px;display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.contact__value{text-decoration:none;color:var(--ink);border-bottom:1px solid transparent;transition:border-color .3s}
a.contact__value:hover{border-bottom-color:var(--ink)}
.copy-btn{
  font-family:var(--font-mono);font-size:9px;letter-spacing:.1em;text-transform:uppercase;
  padding:2px 7px;border:1px solid var(--line);border-radius:999px;background:none;
  cursor:pointer;color:var(--muted);line-height:1.6;
  transition:background .3s,color .3s,border-color .3s;
}
.copy-btn:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.copy-btn.is-copied{background:var(--acid);color:var(--ink);border-color:var(--ink)}

/* ── footer ────────────────────────────────────────────────── */
.foot{border-top:1px solid var(--line);padding:22px var(--pad) 28px}
.foot__row{
  max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;gap:20px;
  font-size:11.5px;color:var(--muted);flex-wrap:wrap;
}
.foot__note{margin-left:auto;font-family:var(--font-mono);font-size:10px;letter-spacing:.04em}
.foot__top{
  display:inline-flex;align-items:center;gap:7px;text-decoration:none;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;
  border:1px solid var(--line);border-radius:999px;padding:6px 12px;color:var(--ink-soft);
  transition:background .3s,color .3s,border-color .3s;
}
.foot__top svg{width:12px;height:12px}
.foot__top:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}

/* ── case reader ───────────────────────────────────────────── */
.reader{
  position:fixed;inset:0;z-index:150;background:var(--paper);
  display:flex;flex-direction:column;
  opacity:0;visibility:hidden;
  transition:opacity .45s var(--ease),visibility 0s linear .45s;
}
.reader.is-open{opacity:1;visibility:visible;transition:opacity .45s var(--ease),visibility 0s}
.reader__bar{
  position:relative;flex:0 0 auto;display:flex;align-items:center;gap:14px;
  padding:11px var(--pad);border-bottom:1px solid var(--line);
  background:rgba(242,241,236,.9);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
}
.reader__close{
  display:inline-flex;align-items:center;gap:8px;background:none;cursor:pointer;
  border:1px solid var(--line-strong);border-radius:999px;padding:8px 15px;font-size:12.5px;
  transition:background .3s,color .3s,border-color .3s;
}
.reader__close svg{width:13px;height:13px}
.reader__close:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.reader__crumb{display:flex;align-items:baseline;gap:10px;margin-left:6px;min-width:0}
.reader__crumb span:first-child{font-family:var(--font-mono);font-size:10px;color:var(--muted);letter-spacing:.1em}
.reader__crumb span:last-child{
  font-size:13.5px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.reader__nav{margin-left:auto;display:flex;gap:6px}
.reader__nav button{
  width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:none;
  cursor:pointer;display:grid;place-items:center;transition:background .3s,color .3s,border-color .3s;
}
.reader__nav button svg{width:14px;height:14px}
.reader__nav button:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.reader__progress{position:absolute;left:0;right:0;bottom:-1px;height:2px;pointer-events:none}
.reader__progress i{display:block;height:100%;width:0;background:var(--ink);transition:width .1s linear}
.reader__scroll{flex:1;overflow-y:auto;overscroll-behavior:contain}
.reader__scroll::-webkit-scrollbar{width:10px}
.reader__scroll::-webkit-scrollbar-track{background:var(--paper)}
.reader__scroll::-webkit-scrollbar-thumb{background:var(--paper-3);border-radius:99px;border:3px solid var(--paper)}
.reader__content{max-width:1240px;margin:0 auto;padding:clamp(20px,3.4vw,48px) var(--pad) clamp(80px,12vh,140px)}

.case-hero{overflow:hidden;border-radius:var(--r-lg);background:var(--paper-3)}
.case-hero img{width:100%;display:block;max-height:64vh;object-fit:cover;object-position:center}
.case-head{margin-top:clamp(24px,3.6vw,44px);display:flex;gap:24px;align-items:flex-start;justify-content:space-between;flex-wrap:wrap}
.case-title{font-size:clamp(30px,5vw,68px);font-weight:700;line-height:1.02;letter-spacing:-.045em;max-width:20ch}
.case-en{font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-top:12px}
.case-role{font-size:12.5px;color:var(--ink-soft);text-align:right;line-height:1.8;flex:0 0 auto}
.case-role strong{display:block;font-family:var(--font-mono);font-size:9.5px;letter-spacing:.14em;color:var(--muted);font-weight:400;margin-bottom:4px}
.case-facts{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:20px 0;margin:clamp(24px,3.4vw,38px) 0 clamp(28px,4vw,46px);
}
.case-facts dt{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.case-facts dd{margin:6px 0 0;font-size:13.5px;line-height:1.6}
.case-intro{font-size:clamp(15px,1.5vw,20px);line-height:1.95;color:var(--ink-soft);max-width:64ch;letter-spacing:.005em}
.case-intro::first-letter{font-size:1.1em;font-weight:600;color:var(--ink)}
.case-plates{margin-top:clamp(28px,5vw,60px);display:flex;flex-direction:column;gap:clamp(32px,5vw,68px)}
.case-plate{margin:0}
.case-plate button{
  display:block;width:100%;padding:0;border:0;background:var(--paper-3);
  border-radius:var(--r-md);overflow:hidden;cursor:zoom-in;
}
.case-plate img{width:100%;display:block;transition:transform 1s var(--ease-out)}
.case-plate button:hover img{transform:scale(1.012)}
.case-plate figcaption{display:flex;gap:14px;align-items:baseline;margin-top:12px}
.case-plate figcaption .cap-no{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;color:var(--muted);flex:0 0 auto;
  padding-top:2px;
}
.case-plate figcaption p{font-size:13px;line-height:1.75;color:var(--ink-soft);max-width:70ch}
.case-next{
  display:flex;align-items:center;gap:20px;justify-content:space-between;
  border-top:1px solid var(--line);margin-top:clamp(48px,7vw,86px);padding-top:clamp(20px,3vw,32px);
  flex-wrap:wrap;
}
.case-next__label{font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;color:var(--muted)}
.case-next__btn{
  display:inline-flex;align-items:center;gap:12px;background:none;border:0;cursor:pointer;
  font-size:clamp(20px,2.6vw,34px);font-weight:600;letter-spacing:-.02em;padding:0;
}
.case-next__btn svg{width:20px;height:20px;transition:transform .4s var(--ease-out)}
.case-next__btn:hover svg{transform:translateX(6px)}

/* ── lightbox ──────────────────────────────────────────────── */
.lightbox{
  position:fixed;inset:0;z-index:200;background:rgba(14,14,12,.972);
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;
  transition:opacity .35s var(--ease),visibility 0s linear .35s;
  padding:clamp(16px,4vw,54px);
}
.lightbox.is-open{opacity:1;visibility:visible;transition:opacity .35s var(--ease),visibility 0s}
.lightbox img{
  max-width:100%;max-height:calc(100svh - 120px);width:auto;
  border-radius:6px;display:block;
  box-shadow:0 40px 100px rgba(0,0,0,.55);
}
.lightbox__close{
  position:absolute;top:clamp(14px,2.4vw,26px);right:clamp(14px,2.4vw,26px);
  width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.22);
  background:none;color:#fff;cursor:pointer;display:grid;place-items:center;
  transition:background .3s;
}
.lightbox__close svg{width:16px;height:16px}
.lightbox__close:hover{background:rgba(255,255,255,.12)}
.lightbox__arrow{
  position:absolute;top:50%;transform:translateY(-50%);
  width:52px;height:52px;border-radius:50%;border:1px solid rgba(255,255,255,.22);
  background:rgba(0,0,0,.2);color:#fff;cursor:pointer;display:grid;place-items:center;
  transition:background .3s;backdrop-filter:blur(4px);
}
.lightbox__arrow svg{width:22px;height:22px}
.lightbox__arrow:hover{background:rgba(255,255,255,.14)}
.lightbox__arrow--prev{left:clamp(10px,2vw,28px)}
.lightbox__arrow--next{right:clamp(10px,2vw,28px)}
.lightbox__foot{
  position:absolute;left:0;right:0;bottom:clamp(14px,2vw,24px);
  display:flex;justify-content:center;align-items:baseline;gap:14px;flex-wrap:wrap;
  padding:0 clamp(16px,3vw,28px);text-align:center;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:rgba(255,255,255,.62);
}
#lbCap{max-width:min(60ch,58vw);color:rgba(255,255,255,.82)}
#lbCount{padding-left:14px;border-left:1px solid rgba(255,255,255,.22)}
.lightbox__hint{opacity:.55}

/* ── reveal ────────────────────────────────────────────────── */
.reveal{opacity:0;transform:translateY(26px);transition:opacity 1s var(--ease-out),transform 1s var(--ease-out)}
.reveal.is-in{opacity:1;transform:none}

/* ── responsive ────────────────────────────────────────────── */
@media (max-width:1180px){
  .nav__links{display:none}
  .menu-toggle{display:block}
  .pages__grid{grid-template-columns:repeat(5,minmax(0,1fr))}
  .cap__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:980px){
  .work__media{max-height:none}
  .hero__body{grid-template-columns:1fr;gap:clamp(24px,5vw,44px)}
  .hero{min-height:auto;padding-top:calc(78px + 32px)}
  .hero__art{max-width:520px;width:100%}
  .hero__art-card{animation:none}
  .hero__foot{grid-template-columns:repeat(2,minmax(0,1fr))}
  .scroll-cue{display:none}
  .about__grid{grid-template-columns:1fr}
  .about__portrait{max-width:380px}
  .work{grid-template-columns:1fr;gap:22px}
  .work--flip .work__meta,.work--flip .work__media{order:initial}
  .work__meta{order:-1}
  .work__sub{max-width:44ch}
  .work__more{opacity:1;transform:none;background:rgba(17,17,16,.82);padding:7px 13px}
  .timeline__item{grid-template-columns:1fr;gap:14px}
  .contact__meta{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
  .case-facts{grid-template-columns:repeat(2,minmax(0,1fr))}
  .case-role{text-align:left}
  .section__note{text-align:left}
}
@media (max-width:720px){
  .hero__top{flex-direction:column;align-items:flex-start;gap:7px}
  .hero__top .label--right{margin-left:0}
  .others__grid{grid-template-columns:1fr}
  .case-notes{grid-template-columns:1fr;gap:12px}
  .pages__grid{grid-template-columns:repeat(4,minmax(0,1fr))}
  .cap__grid{grid-template-columns:1fr}
  .cap__extra{grid-template-columns:1fr}
  .stat-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
  .hero__lead{max-width:none}
  .about__statement br{display:block}
  .nav__inner{padding:10px var(--pad)}
  .brand__text em{display:none}
  .contact__actions .btn{flex:1 1 auto}
  .foot__note{margin-left:0;width:100%;order:3}
  .foot__row{gap:12px}
}
@media (max-width:520px){
  .contact__meta{grid-template-columns:1fr;gap:18px}
  .pages__grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .hero__foot{grid-template-columns:1fr}
  .hero__foot-item:nth-child(3){display:none}
  .case-facts{gap:16px}
  .lightbox__hint{display:none}
}

/* short viewports: keep the mobile menu fully visible */
@media (max-height:820px){
  .mobile-menu{padding-top:78px;padding-bottom:24px;gap:18px}
  .mobile-menu nav a{font-size:clamp(22px,5.4vw,32px);padding:11px 0}
  .mobile-menu .btn{padding:12px 22px;font-size:13.5px}
}
@media (max-height:600px){
  .mobile-menu{padding-top:70px;gap:12px}
  .mobile-menu nav a{font-size:clamp(20px,5vw,26px);padding:8px 0}
}

/* ── motion prefs ──────────────────────────────────────────── */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
  .marquee__track{animation:none}
  .hero__art-card{animation:none}
}