/* Yaroslava Dzihim — portfolio. Tokens mirror the Figma "Color" collection. */
:root{
  --ink:#111111;--ink-muted:#6b6b6b;--ink-subtle:#8a8a8a;--white:#ffffff;
  --accent:#4338ca;--accent-soft:#ecebfa;--line:#e5e5e5;--line-strong:#d4d4d4;
  --surface:#f7f7f7;--surface-2:#f0f0f0;
  --f:"Geist",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --fm:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --gutter:40px;--maxw:1440px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--white);color:var(--ink);font:400 16px/1.5 var(--f);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,video,svg{display:block;max-width:100%}
a{color:inherit}
button{font:inherit;color:inherit;cursor:pointer}
h1,h2,h3,p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

.wrap{max-width:var(--maxw);margin:0 auto;padding-left:max(var(--gutter),env(safe-area-inset-left));padding-right:max(var(--gutter),env(safe-area-inset-right))}
.mono{font:400 12px/1.4 var(--fm);letter-spacing:.04em;text-transform:uppercase}
.muted{color:var(--ink-muted)}
.accent{color:var(--accent)}
.eyebrow{font:500 11px/1.4 var(--fm);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-subtle)}
em{font-style:normal;color:var(--accent)}
sup{font-size:.28em;vertical-align:top;position:relative;top:.5em;color:var(--accent);font-weight:400;letter-spacing:0}
.h-xxl{font:500 clamp(56px,10vw,136px)/.95 var(--f);letter-spacing:-.045em;text-wrap:balance}
.h-xl{font:500 clamp(40px,6.4vw,96px)/.95 var(--f);letter-spacing:-.045em}
.h-lg{font:500 clamp(32px,4vw,56px)/1 var(--f);letter-spacing:-.035em}
.hide-m{}
.chip{display:inline-flex;align-items:center;gap:6px;font:500 11px/1 var(--fm);letter-spacing:.04em;text-transform:uppercase;padding:6px 9px;border:1px solid var(--line-strong);border-radius:0;white-space:nowrap}
.chip-accent{background:var(--accent-soft);border-color:transparent;color:var(--accent)}
.chip-muted{color:var(--ink-subtle)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 20px;border-radius:0;font:500 15px var(--f);text-decoration:none;border:1px solid transparent;transition:background .2s,color .2s}
.btn-dark{background:var(--ink);color:var(--white)}
.btn-outline-light{border-color:rgba(255,255,255,.5);color:var(--white)}
.btn-outline-light:hover{background:var(--white);color:var(--ink)}
.link-arrow{display:inline-flex;align-items:center;gap:8px;width:max-content;justify-self:start;font-weight:500;text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:4px}
.link-arrow span{transition:transform .2s}.link-arrow:hover span{transform:translateX(4px)}
.pc-label{display:flex;justify-content:space-between;gap:12px;margin-bottom:8px}
.pc-label .mono{font-size:11px}

/* nav */
.nav{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:24px;height:72px;padding:0 max(var(--gutter),env(safe-area-inset-right)) 0 max(var(--gutter),env(safe-area-inset-left));background:rgba(255,255,255,.88);backdrop-filter:saturate(1.6) blur(12px);-webkit-backdrop-filter:saturate(1.6) blur(12px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:500}
.brand-mark{width:32px;height:32px;border-radius:50%;background:var(--ink);color:var(--white);display:grid;place-items:center;font:600 11px var(--fm)}
.status{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;font:400 12px var(--fm);color:var(--ink-muted)}
.dot{width:7px;height:7px;border-radius:50%;background:#22a06b;box-shadow:0 0 0 3px rgba(34,160,107,.18)}
.links{display:flex;gap:28px;font-size:14px}
.links a{text-decoration:none;padding:4px 0;border-bottom:1px solid transparent}
.links a:hover,.links a[aria-current]{border-color:var(--ink)}
.inspect{display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 12px 0 8px;border:1px solid var(--line-strong);border-radius:999px;background:var(--white);font:400 12px var(--fm)}
.inspect .switch{background:#c8c8c8;pointer-events:none}.inspect .switch i{transform:none}
.inspect[aria-checked=true] .switch{background:var(--accent)}.inspect[aria-checked=true] .switch i{transform:translateX(10px)}
.inspect kbd{font:inherit;color:var(--ink-subtle)}
body.inspecting main :is(section,.cs-body>*,.row,.pc,.card,.persona,.hyps li,.steps li,.lib,figure){outline:1px dashed rgba(67,56,202,.55);outline-offset:-1px}
body.inspecting main :is(section,.cs){background-image:linear-gradient(rgba(67,56,202,.04),rgba(67,56,202,.04))}
.insp-tip{position:fixed;z-index:90;pointer-events:none;background:var(--accent);color:#fff;font:500 11px var(--fm);padding:3px 6px;transform:translate(-50%,-140%)}
.burger{display:none;width:40px;height:40px;border:0;background:none;padding:9px;flex-direction:column;justify-content:center;gap:5px}
.burger span{display:block;height:2px;border-radius:0;background:var(--ink);transition:transform .25s,opacity .2s}
.burger[aria-expanded=true] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded=true] span:nth-child(2){opacity:0}
.burger[aria-expanded=true] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.menu[hidden]{display:none}
.menu{position:fixed;inset:72px 0 0;z-index:49;background:var(--white);display:flex;flex-direction:column;justify-content:space-between;padding:32px 20px calc(40px + env(safe-area-inset-bottom))}
.menu nav a{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid var(--line);font:500 44px/1 var(--f);letter-spacing:-.04em;text-decoration:none}
.menu nav a span{font-size:28px}
.menu-foot{display:grid;gap:14px}
.menu-mail{font-size:18px;text-decoration:none}

/* home hero */
.hero{position:relative;overflow-x:clip;padding-top:28px;padding-bottom:96px;background-image:repeating-linear-gradient(90deg,transparent 0 calc(100%/12 - 1px),var(--surface-2) calc(100%/12 - 1px) calc(100%/12));background-clip:content-box}
.hero-top{display:flex;justify-content:space-between;padding:12px 0 56px;color:var(--ink-muted)}
.hero-title{font:500 clamp(48px,9.4vw,136px)/.95 var(--f);letter-spacing:-.05em;max-width:12ch}
.rot{position:relative;display:inline-block;color:var(--accent);padding:0 .1em;outline:1.5px solid var(--accent);outline-offset:4px}
.rot{white-space:nowrap;vertical-align:bottom;transition:width .9s cubic-bezier(.6,0,.2,1)}
.rot-word{display:inline-block;transition:opacity .25s,transform .25s}
.rot-word.out{opacity:0;transform:translateY(.15em)}
.h.tl{left:-9px;top:-9px}.h.tr{right:-9px;top:-9px}.h.bl{left:-9px;bottom:-9px}.h.br{right:-9px;bottom:-9px}
.sel{position:relative;display:inline-block;outline:1.5px solid var(--accent);outline-offset:4px}
.sel .h,.rot .h{position:absolute;width:9px;height:9px;background:var(--white);border:1.5px solid var(--accent)}
.sel .h.tl{left:-9px;top:-9px}.sel .h.tr{right:-9px;top:-9px}.sel .h.bl{left:-9px;bottom:-9px}.sel .h.br{right:-9px;bottom:-9px}
.fcursor{position:absolute;left:calc(100% + 2px);top:calc(100% + 2px);display:flex;align-items:flex-start;gap:2px;pointer-events:none;animation:float 4s ease-in-out infinite}
.fcursor b{margin-top:14px;background:var(--accent);color:#fff;font:500 11px/1 var(--f);letter-spacing:0;padding:4px 6px;white-space:nowrap}
.fc-top{left:calc(100% - 50px);top:-46px}
.dims{position:absolute;left:50%;bottom:-30px;transform:translateX(-50%);background:var(--accent);color:#fff;font-size:10px;padding:2px 5px;white-space:nowrap;letter-spacing:.02em}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(-6px,-4px)}}
.hero-foot{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-top:64px}
.lead{max-width:44ch;font-size:17px;line-height:1.45}

/* selected work */
.work-list{padding-top:140px;padding-bottom:160px}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:48px}
.sec-head p{max-width:38ch}
.rows{position:relative;border-top:1px solid var(--line)}
.row{display:grid;grid-template-columns:60px 1fr auto 40px;align-items:center;gap:16px;padding:22px 0;border-bottom:1px solid var(--line);text-decoration:none;transition:padding .3s}
.row-i,.row-m{font:400 12px var(--fm);color:var(--ink-muted);text-transform:uppercase}
.row-t{font:500 clamp(30px,5vw,72px)/1 var(--f);letter-spacing:-.045em;transition:transform .35s cubic-bezier(.2,.7,.2,1),color .2s}
.row-a{font-size:22px;justify-self:end;transition:transform .3s}
.row-img{display:none}
.row:hover .row-t{transform:translateX(16px);color:var(--accent)}
.row:hover .row-a{transform:rotate(45deg)}
.preview{position:absolute;left:0;top:0;width:340px;aspect-ratio:4/3;object-fit:cover;border-radius:0;pointer-events:none;opacity:0;transform:translate(-50%,-50%) scale(.9);transition:opacity .2s,transform .25s;box-shadow:0 24px 60px rgba(17,17,17,.2);z-index:2}
.rows.has-preview .preview{opacity:1;transform:translate(-50%,-50%) scale(1)}

/* about me */
.about-me{display:grid;grid-template-columns:1fr 1.2fr;gap:64px;align-items:center;padding-top:150px;padding-bottom:150px}
.about-copy{display:grid;gap:18px;max-width:46ch}
.cards{position:relative;height:520px;touch-action:none}
.card{position:absolute;left:var(--x);top:var(--y);transform:rotate(var(--r));background:var(--white);border:1px solid var(--line);box-shadow:0 12px 30px rgba(17,17,17,.08);padding:16px 18px;border-radius:0;display:grid;gap:4px;min-width:150px;cursor:grab;user-select:none;transition:box-shadow .2s}
.card.drag{cursor:grabbing;box-shadow:0 24px 50px rgba(17,17,17,.18);z-index:5}
.card b{font:500 44px/1 var(--f);letter-spacing:-.03em}
.card b.sm{font-size:18px;line-height:1.25;letter-spacing:-.01em}
.card>span:not(.eyebrow){font:400 11px var(--fm);text-transform:uppercase;color:inherit;opacity:.8}
.c-accent{background:var(--accent);color:var(--white);border-color:var(--accent)}
.c-dark{background:var(--ink);color:var(--white);border-color:var(--ink)}
.c-dark .eyebrow{color:#aaa}
.cards-hint{position:absolute;bottom:0;left:0;right:0;text-align:center}

/* dark sections */
.dark{background:var(--ink);color:var(--white)}
.dark .muted{color:#a3a3a3}
.process{padding:140px 0}
 .steps{list-style:none;margin:56px 0 24px;padding:56px 24px;display:grid;grid-template-columns:repeat(4,1fr);gap:56px;border-top:1px dashed #555;border-bottom:1px dashed #555}
.steps li{position:relative}
.steps h3{display:flex;align-items:baseline;gap:12px;font:500 30px/1.1 var(--f);letter-spacing:-.02em;margin:0 0 20px}
.steps h3 .mono{font-size:12px}
.steps li+li::before{content:"";position:absolute;left:-42px;width:28px;top:62px;border-top:1px solid #8a8a8a}
.steps li+li::after{content:"40";position:absolute;left:-38px;top:70px;font:400 10px/1 var(--fm);background:#6b6b6b;color:#f0f0f0;padding:3px 4px}
.steps p{color:#bdbdbd;font-size:15px;line-height:1.55}
.tag-dark{display:inline-block;background:#2b2b2b;color:#bdbdbd;padding:4px 8px;font-size:11px}

/* numbers */
.numbers{display:grid;grid-template-columns:1fr 1fr;gap:64px;padding-top:140px;padding-bottom:140px;align-items:start}
.numbers>div:first-child{display:grid;gap:24px}
.numbers p{max-width:42ch}
.panel{border:1px solid var(--line);border-radius:0;box-shadow:0 12px 40px rgba(17,17,17,.06);font-size:13px}
.panel-tabs{display:flex;gap:18px;padding:12px 16px;border-bottom:1px solid var(--line);color:var(--ink-muted)}
.panel-tabs .on{color:var(--ink);font-weight:500}
.panel-h{padding:16px 16px 6px;font-weight:600;font-size:12px}
.kv{display:flex;justify-content:space-between;align-items:center;padding:10px 16px;color:var(--ink-muted)}
.kv b{color:var(--ink);font:500 22px var(--f);border:1px solid var(--line);padding:4px 10px;border-radius:0}
.kv code{font:400 12px var(--fm);background:var(--surface);border:1px solid var(--line);padding:4px 8px;border-radius:0;color:var(--ink)}

/* contact */
.contact{background:var(--ink);color:var(--white);padding:160px 0 48px}
.contact .eyebrow{color:#9a9a9a}
.contact-title{font:500 clamp(56px,12vw,180px)/.95 var(--f);letter-spacing:-.05em;margin:24px 0 48px}
.contact-actions{display:flex;flex-wrap:wrap;gap:12px;padding-bottom:64px;border-bottom:1px solid #333}
.copy{display:inline-flex;align-items:center;gap:16px;height:48px;padding:0 8px 0 18px;background:var(--white);color:var(--ink);border:0;border-radius:0;font-size:16px}
.copy .chip{background:var(--ink);color:var(--white);border-color:var(--ink)}
.copy.done .chip{background:#22a06b;border-color:#22a06b}
.contact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;padding-top:40px;font-size:15px}
.contact-grid .eyebrow{margin-bottom:12px}
.contact-grid p{margin-bottom:4px}
.contact-grid a{text-decoration:none}.contact-grid a:hover{text-decoration:underline}

/* work page */
.page-head{padding-top:100px;padding-bottom:48px;display:grid;gap:16px}
.work-grid-wrap{padding-bottom:140px}
.filters{display:flex;flex-wrap:wrap;gap:8px;padding-bottom:48px}
.filter{height:40px;padding:0 16px;border:1px solid var(--ink);background:none;border-radius:0;font-size:14px;display:inline-flex;gap:8px;align-items:center;transition:background .2s,color .2s}
.filter span{color:var(--ink-subtle);font:400 12px var(--fm)}
.filter[aria-pressed=true]{background:var(--ink);color:var(--white)}
.filter[aria-pressed=true] span{color:#8a8a8a}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:56px 40px}
.pc{text-decoration:none;display:grid;gap:12px;align-content:start;transition:opacity .3s,transform .3s}
.pc[hidden]{display:none}
.pc-img{position:relative;aspect-ratio:4/3;overflow:hidden;border-radius:0;background:var(--surface)}
.pc-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
a.pc:hover .pc-img img{transform:scale(1.04)}
.soon{position:absolute;inset:auto 12px 12px;font:400 11px var(--fm);text-transform:uppercase;background:rgba(255,255,255,.9);padding:6px 8px;border-radius:0;width:max-content}
.pc-title{display:flex;justify-content:space-between;align-items:center;gap:12px}
.pc-title h3{font:500 26px var(--f);letter-spacing:-.02em}
.is-soon .pc-img img{filter:grayscale(.2)}

/* about page */
.about-hero{display:grid;grid-template-columns:520px 1fr;gap:80px;padding-top:80px;padding-bottom:140px;align-items:start}
.portrait img{width:100%;height:auto;border-radius:0}
.about-text{display:grid;gap:20px;max-width:58ch;font-size:17px}
.about-text h1{margin-bottom:12px}
.versions{display:grid;grid-template-columns:1fr 1.4fr;gap:64px;padding-bottom:140px}
.sec-side{display:grid;gap:12px;align-content:start}
.vh{border:1px solid var(--line);border-radius:0;box-shadow:0 12px 40px rgba(17,17,17,.06)}
.vh-head{display:flex;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--line);font-weight:600;font-size:13px}
.vh ol{list-style:none;margin:0;padding:0}
.vh li{padding:20px 18px;border-bottom:1px solid var(--line);display:grid;gap:6px}
.vh li:last-child{border:0}
.vh li.current{background:var(--accent-soft)}
.vh-meta{display:flex;gap:12px;align-items:center}
.vh h3{font:500 18px var(--f)}
.libraries{padding:120px 0}
.lib-title em{color:var(--accent)}
.libs{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:56px}
.lib-h{display:flex;justify-content:space-between;align-items:baseline;padding:0 20px 18px;border-bottom:1px solid #2e2e2e}
.lib-h b{font:500 18px var(--f)}
.lib-h .mono{font-size:10px;text-transform:none}
.lib ul{list-style:none;margin:0;padding:0}
.lib li{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 20px;border-bottom:1px solid #2e2e2e;font-size:15px;color:#e5e5e5}
.lib li:last-child{border-bottom:0}
.switch{flex:none;width:26px;height:16px;border-radius:8px;border:0;padding:2px;background:var(--accent);display:flex;transition:background .2s}
.switch i{width:12px;height:12px;border-radius:50%;background:#fff;transform:translateX(10px);transition:transform .2s}
.switch[aria-checked=false]{background:#444}
.switch[aria-checked=false] i{transform:none}
.lib li:has(.switch[aria-checked=false]) span{color:#777}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;padding-top:80px;padding-bottom:120px}
.facts>div{display:grid;gap:10px;padding-top:16px;border-top:1px solid var(--line);align-content:start}

/* case */
.case-bar{display:flex;justify-content:space-between;gap:16px;padding-top:24px}
.case-bar a{text-decoration:none}.case-bar a:hover{color:var(--accent)}
.case-head{overflow-x:clip;padding-top:80px;padding-bottom:56px;display:grid;gap:24px}
.case-intro{font:500 clamp(22px,2.6vw,36px)/1.15 var(--f);letter-spacing:-.02em;max-width:30ch}
.meta{display:grid;grid-template-columns:repeat(6,1fr);gap:24px;margin:32px 0 0;padding-top:20px;border-top:1px solid var(--line)}
.meta dt{margin-bottom:8px;font-size:11px}
.meta dd{margin:0;font-size:15px}
.meta a{color:var(--accent);text-decoration:none}.meta a:hover{text-decoration:underline}
.case-hero{padding-bottom:140px}
.case-hero video{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;background:var(--surface)}
.toc{position:sticky;top:84px;z-index:20;width:max-content;max-width:calc(100% - 32px);margin:0 auto -40px;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--line);border-radius:0;padding:6px 8px 9px;box-shadow:0 8px 30px rgba(17,17,17,.08)}
.toc ol{list-style:none;margin:0;padding:0;display:flex;gap:2px}
.toc a{display:block;padding:6px 12px;border-radius:0;font-size:13px;text-decoration:none;color:var(--ink-muted);white-space:nowrap}
.toc a.on{background:var(--accent-soft);color:var(--accent)}
.toc-bar{position:absolute;left:18px;right:18px;bottom:3px;height:2px;background:var(--surface-2);border-radius:0;overflow:hidden}
.toc-bar i{display:block;height:100%;width:0;background:var(--accent)}
.case{display:grid}
.cs{display:grid;grid-template-columns:260px 1fr;gap:40px;padding-top:120px;scroll-margin-top:120px}
.cs-label{color:var(--accent);padding-top:6px}
.cs-body{display:grid;gap:28px;min-width:0}
.intro{font-size:18px;color:var(--ink-muted);max-width:60ch}
.big{font:500 clamp(20px,2vw,28px)/1.35 var(--f);letter-spacing:-.015em;max-width:44ch}
.hmw{margin:0;padding:4px 0 4px 24px;border-left:3px solid var(--accent);font:500 clamp(20px,2.2vw,30px)/1.3 var(--f);color:var(--accent);letter-spacing:-.015em;max-width:44ch}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stats div{display:grid;gap:8px;padding-top:16px;border-top:1px solid var(--line)}
.stats b{font:500 56px/1 var(--f);letter-spacing:-.04em}
.finding{font:500 20px/1.4 var(--f);max-width:52ch}
.personas{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.persona{border:1px solid var(--line);border-radius:0;padding:20px;display:grid;gap:10px;align-content:start}
.p-top{display:flex;align-items:center;gap:10px}
.p-top h3{font:500 17px var(--f)}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font:500 12px var(--fm)}
.quote{font:500 19px/1.3 var(--f);color:var(--accent)}
.key{color:var(--ink);text-transform:none;font-size:12px;background:var(--surface);padding:6px 8px;border-radius:0;width:max-content}

/* journey */
.jm-table{display:grid;border-top:1px solid var(--line)}
.jm-row{display:grid;grid-template-columns:150px repeat(5,1fr);border-bottom:1px solid var(--line)}
.jm-row>*{padding:14px 12px;font-size:14px}
.jm-l{font-size:11px;color:var(--ink-subtle);padding-left:0}
.jm-stage .jm-c{font-weight:600}
.jm-resp{background:var(--accent-soft)}.jm-resp .jm-c{color:var(--accent);font-weight:500}.jm-resp .jm-l{color:var(--accent);padding-left:8px}
.jm-emo .jm-curve{grid-column:2/-1;padding:0}
.emo{width:100%;height:110px}
.jm-cards,.jm-emo-m{display:none}

/* hypotheses */
.set-label{font-size:12px}
.hyps{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.hyps li{display:grid;grid-template-columns:48px 1.6fr 1fr auto;gap:20px;align-items:center;border:1px solid var(--line);border-radius:0;padding:18px 20px}
.hid{font:500 13px var(--fm);background:var(--ink);color:var(--white);width:36px;height:36px;border-radius:0;display:grid;place-items:center}
.hyps p{font-weight:500}
.hm{display:grid;gap:4px;font-size:14px;color:var(--ink-muted)}

/* matrix */
.matrix{position:relative;display:grid;grid-template-columns:1fr 1fr;aspect-ratio:1000/520;border:1px solid var(--line);border-radius:0;overflow:hidden}
.q{border:1px solid var(--line);padding:14px 16px}
.q:nth-child(1){background:var(--accent-soft)}
.q .mono{font-size:11px;color:var(--ink-muted)}
.ax{position:absolute;right:14px;font-size:11px;color:var(--ink-subtle)}.ax-y{top:14px}.ax-x{bottom:14px}
.mchip{position:absolute;display:flex;align-items:center;gap:8px;background:var(--white);border:1px solid var(--line-strong);border-radius:0;padding:4px 12px 4px 4px;font-size:13px;box-shadow:0 4px 14px rgba(17,17,17,.06);white-space:nowrap}
.mchip b{font:500 11px var(--fm);background:var(--accent);color:var(--white);border-radius:0;padding:5px 7px}
.legend{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:10px 32px}
.legend li{display:flex;gap:12px;font-size:14px;color:var(--ink-muted)}
.legend b{font:500 12px var(--fm);color:var(--accent);min-width:24px}

/* flow, sitemap, wire */
.diagram{border-radius:0;overflow:hidden}
.flow{width:100%;height:auto}
.flow-m{display:none}
.fo{width:100%;height:100%;display:flex;align-items:center;justify-content:center;text-align:center;font:500 13px/1.2 var(--f);padding:4px 8px;box-sizing:border-box}
.fo-d{font-size:11px;color:var(--ink)}
.fl{font:400 11px var(--fm);fill:var(--ink-muted)}
.sitemap{display:grid;justify-items:center;gap:0;background:var(--surface);border-radius:0;padding:32px 24px}
.sm-root{background:var(--ink);color:var(--white);padding:12px 40px;border-radius:0;font-weight:500;position:relative}
.sm-root::after{content:"";position:absolute;left:50%;top:100%;height:24px;border-left:1px solid var(--ink)}
.sm-sections{list-style:none;margin:24px 0 0;padding:24px 0 0;display:grid;grid-template-columns:repeat(var(--n),minmax(0,1fr));gap:12px;width:100%;position:relative;border-top:1px solid var(--ink)}
.sm-sections>li{position:relative;display:grid;gap:8px;align-content:start}
.sm-sections>li::before{content:"";position:absolute;left:50%;top:-24px;height:24px;border-left:1px solid var(--ink)}
.sm-sec{display:block;text-align:center;background:var(--white);border:1px solid var(--ink);border-radius:0;padding:10px 6px;font-size:14px;font-weight:500}
.sm-pages{list-style:none;margin:0;padding:0 0 0 12px;display:grid;gap:6px;border-left:1px solid var(--line-strong);margin-left:10px}
.sm-pages li{background:var(--white);border:1px solid var(--line);border-radius:0;padding:7px 8px;font-size:12px;position:relative}
.sm-pages li::before{content:"";position:absolute;left:-13px;top:50%;width:12px;border-top:1px solid var(--line-strong)}
.pair{display:grid;grid-template-columns:1fr 40px 1fr;align-items:center;gap:16px}
.pair figure{margin:0;display:grid;gap:8px}
.pair figcaption{font-size:11px}
.pair-arrow{font-size:28px;text-align:center;color:var(--ink-muted)}
.wire,.pair img{width:100%;height:auto;border:1px solid var(--line);border-radius:0}

/* solution & screens */
.sol-imgs{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.sol-img{position:relative;margin:0}
.sol-img img{width:100%;border-radius:0}
.pin{position:absolute;transform:translate(-50%,-50%);width:30px;height:30px;border-radius:50%;background:var(--accent);color:var(--white);font:500 13px var(--fm);display:grid;place-items:center;box-shadow:0 0 0 5px rgba(67,56,202,.2)}
.pin-static{position:static;transform:none;flex:none}
.notes{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:24px 32px}
.notes li{display:flex;gap:14px}
.notes h3{font:500 16px var(--f);margin-bottom:6px}
.notes p{font-size:14px}
.shots{display:grid;gap:24px}
.shot{margin:0}
.shot img{width:100%;border-radius:0;border:1px solid var(--line)}
.shots-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.shots-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}

/* measure */
.mtable{display:grid;border-top:1px solid var(--line);font-size:14px}
.mrow{display:grid;grid-template-columns:.8fr .5fr 1.4fr 1.4fr 1fr;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}
.mhead span{font-size:11px;color:var(--ink-subtle)}
.mrow span:nth-child(2){font:500 12px var(--fm);color:var(--accent)}
.mrow em{display:inline-flex;margin-top:6px}
.results{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.results h3{font:500 22px var(--f);margin-bottom:12px}
.results p{color:var(--ink-muted)}
.next-case{display:block;margin-top:140px;background:var(--ink);color:var(--white);text-decoration:none;padding:72px 0}
.next-case .wrap{display:grid;gap:16px}
.next-t{font:500 clamp(48px,9vw,120px)/.95 var(--f);letter-spacing:-.045em;transition:color .2s}
.next-t span{color:var(--accent);display:inline-block;transition:transform .3s}
.next-case:hover .next-t span{transform:translateX(16px)}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- tablet ---------- */
@media (max-width:1100px){
  :root{--gutter:28px}
  .status{display:none}.nav{justify-content:space-between}
  .grid{grid-template-columns:repeat(2,1fr)}
  .meta{grid-template-columns:repeat(3,1fr)}
  .cs{grid-template-columns:1fr;gap:20px;padding-top:96px}
  .steps,.libs{grid-template-columns:repeat(2,1fr)}
  .about-hero{grid-template-columns:1fr 1fr;gap:48px}
  .notes{grid-template-columns:1fr 1fr}
  .contact-grid,.facts{grid-template-columns:repeat(2,1fr)}
  .toc{display:none}
}

/* ---------- mobile (390 design) ---------- */
@media (max-width:767px){
  :root{--gutter:20px}
  body{font-size:15px}
  .hide-m{display:none!important}
  .nav{height:64px}
  .links,.inspect{display:none}
  .burger{display:flex}
  .menu{inset:64px 0 0}
  .brand-name{font-size:15px}
  .hero{padding-bottom:64px;background:none}
  .hero-top{padding-bottom:36px;flex-direction:column;gap:4px}
  .hero-title{font-size:clamp(40px,12vw,56px)}
  .rot{outline-offset:2px}.rot .h,.sel .h{width:7px;height:7px}.sel .h.tl,.sel .h.bl{left:-7px}.sel .h.tr,.sel .h.br{right:-7px}.sel .h.tl,.sel .h.tr{top:-7px}.sel .h.bl,.sel .h.br{bottom:-7px}.fcursor{left:calc(100% - 78px)}.fc-top{left:calc(100% - 92px)}.dims{display:none}
  .hero-foot{flex-direction:column;align-items:flex-start;margin-top:40px}
  .work-list{padding-top:72px;padding-bottom:96px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:32px}
  .rows{border:0;display:grid;gap:40px}
  .row{grid-template-columns:1fr auto;grid-template-areas:"img img" "t a" "m m";padding:0;border:0;gap:10px 12px}
  .row-img{display:block;grid-area:img;width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0}
  .row-i{display:none}.row-t{grid-area:t;font-size:26px;letter-spacing:-.02em}.row-a{grid-area:a}.row-m{grid-area:m}
  .row:hover .row-t{transform:none}
  .preview{display:none}
  .about-me{grid-template-columns:1fr;gap:40px;padding-top:72px;padding-bottom:96px}
  .cards{height:auto;display:grid;grid-template-columns:1fr 1fr;gap:12px;touch-action:auto}
  .card{position:static;transform:none;min-width:0;cursor:default}
  .card b{font-size:36px}
  .cards-hint{display:none}
  .process,.libraries{padding:96px 0}
  .steps{grid-template-columns:1fr;gap:64px;padding:40px 0}.steps li+li::before{left:0;top:-32px;width:24px}.steps li+li::after{left:32px;top:-38px}
  .numbers{grid-template-columns:1fr;gap:40px;padding-top:96px;padding-bottom:96px}
  .contact{padding:96px 0 40px}
  .contact-title{font-size:58px;margin:20px 0 32px}
  .contact-actions{flex-direction:column;align-items:stretch;padding-bottom:40px}
  .copy{justify-content:space-between}
  .contact-grid,.facts{grid-template-columns:1fr 1fr;gap:28px 16px}
  .page-head{padding-top:56px;padding-bottom:28px}
  .filters{flex-wrap:nowrap;overflow-x:auto;margin:0 calc(-1*var(--gutter));padding:0 var(--gutter) 32px;scrollbar-width:none}
  .filters::-webkit-scrollbar{display:none}
  .filter{flex:none}
  .grid{grid-template-columns:1fr;gap:40px}
  .about-hero{grid-template-columns:1fr;gap:32px;padding-top:40px;padding-bottom:96px}
  .versions{grid-template-columns:1fr;gap:28px;padding-bottom:96px}
  .libs{grid-template-columns:1fr;gap:32px}
  .facts{grid-template-columns:1fr;padding-top:56px;padding-bottom:80px;gap:20px}
  .case-head{padding-top:48px;padding-bottom:40px;gap:18px}
  .meta{grid-template-columns:1fr 1fr;gap:20px 16px}
  .case-hero{padding-bottom:72px}
  .cs{padding-top:72px;gap:16px}
  .cs-body{gap:22px}
  .intro{font-size:16px}
  .hmw{padding-left:16px}
  .stats{grid-template-columns:1fr 1fr;gap:20px 16px}
  .stats b{font-size:44px}
  .personas{grid-template-columns:1fr}
  .jm-table{display:none}
  .jm-emo-m{display:block;background:var(--surface);border-radius:0;padding:16px 12px 10px}
  .jm-emo-m .emo{height:90px}
  .jm-emo-l{display:grid;grid-template-columns:repeat(5,1fr);font:400 10px var(--fm);text-transform:uppercase;color:var(--ink-muted);text-align:center;margin-top:6px}
  .jm-cards{display:grid;list-style:none;margin:0;padding:0}
  .jm-cards li{padding:18px 0;border-top:1px solid var(--line);display:grid;gap:4px}
  .jm-cards h3{font:500 20px var(--f);margin-bottom:8px}
  .jm-cards .eyebrow{margin-top:8px}
  .jm-cards .resp{color:var(--accent);font-weight:500}
  .hyps li{grid-template-columns:36px 1fr;gap:12px 14px;padding:16px}
  .hyps li .hm,.hyps li .chip{grid-column:2}
  .hyps li .chip{justify-self:start}
  .matrix{aspect-ratio:1}
  .mchip{padding:3px}
  .legend{grid-template-columns:1fr}
  .flow-d{display:none}.flow-m{display:block}
  .sitemap{justify-items:stretch;padding:20px 16px}
  .sm-root{justify-self:center}
  .sm-sections{grid-template-columns:1fr;border-top:0;border-left:1px solid var(--ink);margin:24px 0 0 6px;padding:8px 0 0 18px;gap:14px}
  .sm-sections>li::before{left:-18px;top:20px;width:18px;height:0;border-left:0;border-top:1px solid var(--ink)}
  .sm-sec{text-align:left;padding:10px 14px}
  .sm-root::after{left:calc(-50vw + 50% + 26px);display:none}
  .pair{grid-template-columns:1fr;gap:12px}
  .pair-arrow{transform:rotate(90deg)}
  .sol-imgs{grid-template-columns:1fr}
  .notes{grid-template-columns:1fr;gap:20px}
  .shots-2{grid-template-columns:1fr}
  .shots-4{grid-template-columns:1fr 1fr}
  .mrow.mhead{display:none}
  .mrow{grid-template-columns:1fr auto;gap:10px 16px;padding:18px 0}
  .mrow span:nth-child(1){font-weight:600}
  .mrow span:nth-child(n+3){grid-column:1/-1;display:grid;gap:2px}
  .mrow span:nth-child(n+3)::before{content:attr(data-label);font:500 10px var(--fm);letter-spacing:.06em;color:var(--ink-subtle)}
  .results{grid-template-columns:1fr;gap:32px}
  .next-case{margin-top:96px;padding:56px 0}
  .next-t{font-size:44px}
}
.fcursor svg{max-width:none;flex:none}
.jm-table{border-top:0}
.jm-row.jm-emo{border-bottom:0}

/* hero: Yaroslava drags the frame, comment, visitor cursor */
.fc-drag{animation:none;transition:transform .35s cubic-bezier(.3,.7,.2,1)}
.fc-drag svg{transition:transform .15s}
.fc-drag.away{transform:translate(28px,22px)}
.fc-drag.press svg{transform:scale(.82)}
.rot.dragging .h.br{background:var(--accent)}
.comment{position:absolute;right:max(var(--gutter),env(safe-area-inset-right));top:70%;display:flex;gap:12px;align-items:center;background:var(--white);padding:10px 18px 10px 12px;box-shadow:0 18px 40px rgba(17,17,17,.12);max-width:560px;opacity:0;transform:translateY(12px) scale(.98);transition:opacity .5s,transform .5s cubic-bezier(.2,.7,.2,1)}
.comment.in{opacity:1;transform:none}
.comment p{font-size:15px;line-height:1.3}
.comment .c-h{font-weight:500;margin-bottom:0}
.c-av{flex:none;width:32px;height:32px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font:500 13px var(--fm)}
.you{position:absolute;left:0;top:0;display:none;align-items:flex-start;gap:2px;pointer-events:none;z-index:5}
.you b{margin-top:14px;background:#8a8a8a;color:#fff;font:500 12px/1 var(--f);padding:5px 7px}
.you svg{max-width:none}
@media (hover:hover) and (pointer:fine){.hero.has-you .you{display:flex}}
@media (max-width:767px){.comment{position:static;margin-top:32px;max-width:none}}
.hero,.hero *{cursor:default;-webkit-user-select:none;user-select:none}
.hero a,.hero a *{cursor:pointer}
/* no text selection on the site (contacts stay selectable) */
body{-webkit-user-select:none;user-select:none}
.contact-grid,.facts,.copy span:first-child,.menu-mail{-webkit-user-select:text;user-select:text}
h1,h2,h3,.sel,.case-head,.next-case{cursor:default}