/* ── Токены ─────────────────────────────────────────────────────────
   Значения взяты из макетов 1440 и 390; fluid-шкала линейно
   интерполирует между ними и упирается в границы через clamp().     */
:root{
  --bg:#0F0F0F;
  --fg:#ffffff;
  --fg-50:rgba(255,255,255,0.5);
  --fg-28:rgba(255,255,255,0.28);
  --fg-22:rgba(255,255,255,0.22);
  --fg-15:rgba(255,255,255,0.15);
  --line:rgba(255,255,255,0.1);
  --card:rgba(46,46,46,0.45);
  --tile:rgba(168,168,168,0.1);

  --maxw:1440px;
  --pad:clamp(24px,5.9048vw + 0.971px,86px);   /* 24 → 86 */

  --t-display:clamp(56px,4.5714vw + 38.171px,104px);  /* 56 → 104 */
  --t-lead:clamp(26px,0.5714vw + 23.771px,32px);      /* 26 → 32  */
  --t-h2:clamp(32px,1.5238vw + 26.057px,48px);        /* 32 → 48  */
  --t-h2-about:clamp(30px,1.7143vw + 23.314px,48px);  /* 30 → 48  */
  --t-body:clamp(19px,0.4762vw + 17.143px,24px);      /* 19 → 24  */
  --t-card:clamp(18px,0.381vw + 16.514px,22px);      /* 18 → 22  */
  --t-tile:clamp(20px,0.7619vw + 17.029px,28px);      /* 20 → 28  */
  --t-city:clamp(24px,0.7619vw + 21.029px,32px);      /* 24 → 32  */
  --t-title:clamp(40px,3.0476vw + 28.114px,72px);     /* 40 → 72  */
  --t-ui:16px;
  --t-small:14px;

  --s-hero-top:clamp(176px,15.2381vw + 116.571px,336px);  /* 176 → 336 */
  --s-sec-clients:clamp(64px,3.4286vw + 50.629px,100px);  /* 64 → 100  */
  --s-sec-work:clamp(120px,7.2381vw + 91.771px,196px);    /* 120 → 196 */
  --s-sec-about:clamp(120px,5.7143vw + 97.714px,180px);   /* 120 → 180 */
  --s-sec-exp:clamp(64px,4.381vw + 46.914px,110px);      /* 64 → 110  */

  --card-h:clamp(261px,20.381vw + 181.514px,475px);      /* 261 → 475 */
  --card-p:clamp(20px,0.7619vw + 17.029px,28px);          /* 20 → 28   */
  --foot-h:clamp(560px,20.9524vw + 478.286px,780px);      /* 560 → 780 */
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--fg);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:var(--fg);text-decoration:none}
img{display:block;max-width:100%}
h1,h2,p{margin:0}

.page{display:flex;flex-direction:column;min-height:100vh;max-width:var(--maxw);margin:0 auto;overflow:clip}
.wrap{padding-left:var(--pad);padding-right:var(--pad)}

/* ── Шапка ──────────────────────────────────────────────────────── */
.hdr{position:sticky;top:0;z-index:20;background:rgba(15,15,15,0.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);display:flex;align-items:center;gap:24px;height:76px}
.hdr__logo{font-size:var(--t-ui);letter-spacing:-0.01em;white-space:nowrap}
.hdr__rule{flex-grow:1;height:1px;background:var(--line);display:flex;min-width:16px}
.hdr__nav{display:flex;gap:24px}
.hdr__nav a{font-size:var(--t-ui);letter-spacing:-0.01em;padding:10px 0}
.nav-wide{display:none}
@media (min-width:900px){
  .hdr{gap:48px}
  .hdr__nav{gap:48px}
  .nav-wide{display:inline-block}
}

/* ── Первый экран ───────────────────────────────────────────────── */
.top{display:flex;flex-direction:column;padding-top:clamp(20px,2.2857vw + 11.086px,44px)}
.top__id{display:flex;align-items:center;gap:24px}
.top__ava{width:48px;height:48px;border-radius:50%;object-fit:cover;flex:none}
.top__tag{display:none;width:380px;font-size:var(--t-small);line-height:1.5;color:var(--fg-28)}
.top__h1{margin-top:var(--s-hero-top);font-size:var(--t-display);line-height:1.05;font-weight:400;letter-spacing:-0.05em}
.top__sub{margin-top:8px;font-size:var(--t-lead);line-height:1.4;letter-spacing:-0.04em;color:var(--fg-50)}
.top__meta{margin-top:24px}
.top__row{display:flex;flex-direction:column;gap:20px;font-size:var(--t-small);color:var(--fg-50)}
.top__row .rule{height:1px;background:var(--line)}
.top__clock{display:none;font-variant-numeric:tabular-nums}
.only-wide{display:none}
@media (min-width:768px){
  .top__ava{width:64px;height:64px}
  .top__tag{display:block}
  .top__meta{margin-top:48px}
  .top__row{flex-direction:row;align-items:center;gap:24px}
  .top__row .rule{flex-grow:1}
  .top__clock,.only-wide{display:inline}
  .only-narrow{display:none}
}

/* ── Клиенты + визитка ──────────────────────────────────────────── */
.about-row{display:flex;flex-direction:column;gap:40px;padding-top:var(--s-sec-clients)}
.about-row__text{display:flex;flex-direction:column;justify-content:space-between;gap:40px}
.about-row__p{font-size:var(--t-body);line-height:1.4;font-weight:600;letter-spacing:-0.04em;color:var(--fg)}
.links{display:flex;flex-wrap:wrap;gap:40px}
.link{display:inline-flex;align-items:center;gap:8px;min-height:44px;font-size:var(--t-ui);letter-spacing:-0.01em}
.tiles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(10px,2vw + 2.2px,31px);max-width:631px}
.tile{display:flex;align-items:center;justify-content:center;aspect-ratio:1/1;border-radius:10px;background:var(--tile);font-size:var(--t-tile);font-weight:600;letter-spacing:-0.03em;text-align:center;padding:8px}
/* Логотипы клиентов: белые файлы, ширина задаётся в разметке по площади. */
.tile__logo{height:auto;display:block}
@media (min-width:1024px){
  .about-row{flex-direction:row;justify-content:space-between;gap:64px}
  .about-row__text{width:480px;flex:0 1 480px;gap:64px}
  .links{gap:64px}
  .tiles{width:631px;flex:0 0 631px}
}

/* ── Работы ─────────────────────────────────────────────────────── */
.work{display:flex;flex-direction:column;padding-top:var(--s-sec-work)}
.h2{font-size:var(--t-h2);line-height:1.4;font-weight:400;letter-spacing:-0.04em}
.work__lead{margin-top:8px;max-width:700px;font-size:var(--t-body);line-height:1.4;letter-spacing:-0.04em;color:var(--fg-50)}
.work__lead a{color:var(--fg)}
.work__cta{margin-top:20px}
.cards{display:grid;grid-template-columns:repeat(1,minmax(0,1fr));gap:16px;margin-top:40px}
.card{position:relative;overflow:hidden;display:flex;flex-direction:column;border-radius:12px;background:var(--card)}
/* Кадр сверху, подпись под ним: текст не спорит с обложкой, какой бы она ни была. */
.card__media{position:relative;overflow:hidden;height:var(--card-h)}
.card .ph{position:absolute;inset:0;background:radial-gradient(120% 90% at 70% 20%,rgba(255,255,255,0.07),rgba(255,255,255,0) 60%)}
.card .ph--img{width:100%;height:100%;object-fit:cover;object-position:center}
.card__body{display:flex;flex-direction:column;gap:12px;padding:var(--card-p)}
.card__top{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:var(--t-small);color:var(--fg-50)}
.card__meta{display:flex;flex-direction:column;gap:4px}
.card__title{font-size:var(--t-card);letter-spacing:-0.03em}
.card__sub{font-size:var(--t-small);color:var(--fg-50)}
@media (min-width:768px){
  .cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:72px}
}

/* ── Обо мне ────────────────────────────────────────────────────── */
.about{padding-top:var(--s-sec-about)}
.about__h2{max-width:960px;font-size:var(--t-h2-about);line-height:1.4;font-weight:400;letter-spacing:-0.04em;color:var(--fg-50)}

/* ── Опыт ───────────────────────────────────────────────────────── */
.exp{display:flex;flex-direction:column;gap:24px;padding-top:var(--s-sec-exp)}
.exp__cta{display:none}
.xlist{display:flex;flex-direction:column;width:100%}
.xrow{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"org period" "role role" "note note";row-gap:4px;column-gap:12px;padding:18px 0;border-top:1px solid var(--line)}
.xrow__org{grid-area:org;font-size:var(--t-ui);font-weight:300;letter-spacing:-0.04em}
.xrow__period{grid-area:period;justify-self:end;white-space:nowrap;font-size:var(--t-small);color:var(--fg-28)}
.xrow__role{grid-area:role;font-size:var(--t-small);color:var(--fg-50)}
.xrow__note{grid-area:note;font-size:var(--t-small);font-weight:300;color:var(--fg-28)}
@media (min-width:900px){
  .exp{flex-direction:row;align-items:flex-end;justify-content:space-between;gap:48px}
  .exp__cta{display:inline-flex}
  .xlist{width:804px;flex:0 1 804px}
  .xrow{grid-template-columns:minmax(0,412fr) minmax(0,136fr) minmax(120px,160px);
        grid-template-areas:"org role period" "note role period";
        align-content:center;row-gap:2px;column-gap:48px;height:85px;padding:0}
  .xrow__role,.xrow__period{align-self:center}
  .xrow__period{justify-self:stretch;text-align:right}
}

/* ── Подвал ─────────────────────────────────────────────────────── */
.foot{display:flex;flex-direction:column;justify-content:space-between;gap:64px;margin-top:auto;min-height:var(--foot-h);padding-bottom:clamp(32px,0.7619vw + 29.029px,40px);padding-top:var(--s-sec-exp)}
.foot__block{display:flex;flex-direction:column;gap:24px}
.foot__big{font-size:var(--t-display);line-height:1.05;letter-spacing:-0.05em}
.foot__big span{color:var(--fg-50)}
.foot__city{font-size:var(--t-city);letter-spacing:-0.04em;color:var(--fg-50)}
.foot__bar{display:flex;justify-content:space-between;align-items:center;gap:16px}
.foot__copy{font-size:var(--t-small);color:var(--fg-50)}
.foot__soc{display:flex;gap:8px}
.foot__links{display:flex;flex-direction:column;align-items:flex-start;gap:4px}
.foot__c{gap:12px}
.foot__c svg{flex:none;color:var(--fg-50)}
@media (max-width:600px){.foot__c .roll{height:auto;overflow:visible}.foot__c .roll>span>span[aria-hidden]{display:none}}
.foot__soc a{display:flex;align-items:center;justify-content:center;width:44px;height:44px;color:var(--fg-50)}

/* ── Страница проекта ───────────────────────────────────────────
   Та же система, что и на главной: токены из :root, радиус 12px,
   линии --line, появление на .rv/.pop.                            */
.whead{display:flex;flex-direction:column;padding-top:clamp(32px,2.2857vw + 23.086px,56px)}
.wback{align-self:flex-start;color:var(--fg-50)}
.wback:hover{color:var(--fg)}
.wback:hover .arr{transform:translateX(-3px);opacity:1}
.wtitle{margin-top:clamp(48px,4.5714vw + 30.171px,96px);font-size:var(--t-title);line-height:1.05;font-weight:400;letter-spacing:-0.05em}
.wsub{margin-top:8px;font-size:var(--t-lead);line-height:1.4;letter-spacing:-0.04em;color:var(--fg-50)}

.wfacts{display:grid;grid-template-columns:minmax(0,1fr);margin-top:clamp(40px,2.2857vw + 31.086px,64px)}
.wfact{display:flex;flex-direction:column;gap:4px;padding:18px 0;border-top:1px solid var(--line)}
.wfact__k{font-size:var(--t-small);color:var(--fg-28)}
.wfact__v{font-size:var(--t-ui);font-weight:300;letter-spacing:-0.04em}
@media (min-width:768px){
  .wfacts{grid-template-columns:repeat(3,minmax(0,1fr));column-gap:48px}
  .wfact{height:85px;justify-content:center;padding:0}
}

.wsum{margin-top:clamp(32px,1.5238vw + 26.057px,48px);max-width:820px;font-size:var(--t-body);line-height:1.6;color:var(--fg-50)}
.wsum p + p{margin-top:1.1em}
.wcta{margin-top:20px}

.wbody{display:flex;flex-direction:column;gap:clamp(40px,3.8095vw + 25.143px,80px);padding-top:clamp(64px,5.3333vw + 43.2px,120px)}
.wempty{font-size:var(--t-body);line-height:1.5;color:var(--fg-50)}

.wtext__h{font-size:var(--t-lead);line-height:1.3;font-weight:400;letter-spacing:-0.04em}
.wtext__b{margin-top:16px;max-width:820px;font-size:var(--t-body);line-height:1.6;color:var(--fg-50)}
.wtext__b p + p{margin-top:1.1em}

.wfig{margin:0}
.wfig img,.wfig video{display:block;width:100%;height:auto;border-radius:12px;background:var(--card)}
.wfig--wide{margin-left:calc(var(--pad) * -1);margin-right:calc(var(--pad) * -1)}
.wfig--wide img,.wfig--wide video{border-radius:0}
.wcap{margin-top:12px;font-size:var(--t-small);line-height:1.45;color:var(--fg-28)}

.wgal{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;align-items:start}
.wgal__i{margin:0}
.wgal__i img{display:block;width:100%;height:auto;border-radius:12px;background:var(--card)}
@media (min-width:768px){
  .wgal{gap:24px}
  .wgal--2{grid-template-columns:repeat(2,minmax(0,1fr))}
  .wgal--3{grid-template-columns:repeat(3,minmax(0,1fr))}
}

.wvid__f{position:relative;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:var(--card)}
.wvid__f iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

.wnav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:clamp(64px,5.3333vw + 43.2px,120px);border-top:1px solid var(--line)}
.wnav__i{display:flex;flex-direction:column;gap:4px;padding:24px 0;transition:opacity .3s ease}
.wnav:hover .wnav__i{opacity:.45}
.wnav .wnav__i:hover{opacity:1}
.wnav__i--next{text-align:right}
.wnav__l{font-size:var(--t-small);color:var(--fg-28)}
.wnav__t{font-size:var(--t-card);letter-spacing:-0.03em}

/* ── Движение (перенесено из макета) ────────────────────────────── */
.roll{display:inline-block;overflow:hidden;height:1.7em;line-height:1.7em;vertical-align:middle}
.roll>span{display:flex;flex-direction:column;transition:transform .45s cubic-bezier(.65,0,.35,1)}
a:hover .roll>span{transform:translateY(-50%)}
a:hover .arr{transform:translate(2px,-2px);opacity:1}
.arr{transition:transform .3s ease,opacity .3s ease;flex:none}
.ch{display:inline-block;animation:rise .9s cubic-bezier(.2,.8,.2,1) both}
@keyframes rise{from{transform:translateY(60%);opacity:0;filter:blur(8px)}to{transform:none;opacity:1;filter:none}}
.fade{animation:fadein 1s ease .5s both}
@keyframes fadein{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.card .ph{transition:transform .8s cubic-bezier(.2,.8,.2,1)}
.card:hover .ph{transform:scale(1.04)}
.xrow{transition:opacity .3s ease}
.xlist:hover .xrow{opacity:.45}
.xlist .xrow:hover{opacity:1}

@supports (animation-timeline: view()){
  .w{animation:lit linear both;animation-timeline:view();animation-range:entry 20% cover 42%}
  @keyframes lit{from{color:var(--fg-22)}to{color:var(--fg)}}
  .w2{animation:lit2 linear both;animation-timeline:view();animation-range:entry 20% cover 45%}
  @keyframes lit2{from{color:var(--fg-15)}to{color:var(--fg-50)}}
  .rv{animation:up linear both;animation-timeline:view();animation-range:entry 0% cover 28%}
  @keyframes up{from{opacity:0;transform:translateY(48px) scale(.97)}to{opacity:1;transform:none}}
  .pop{animation:pop linear both;animation-timeline:view();animation-range:entry 0% cover 30%}
  @keyframes pop{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:none}}
  .prog{transform-origin:left;animation:grow linear both;animation-timeline:scroll(root)}
  @keyframes grow{from{transform:scaleX(0)}to{transform:scaleX(1)}}
}
.prog{width:100%;height:1px;background:rgba(255,255,255,0.6)}

/* Запасной ход для Safari и Firefox: там scroll-driven анимаций нет,
   поэтому те же состояния включает IntersectionObserver (app.js). */
html.no-sda .rv,html.no-sda .pop{opacity:0;transform:translateY(48px) scale(.97);transition:opacity .7s cubic-bezier(.2,.8,.2,1),transform .7s cubic-bezier(.2,.8,.2,1)}
html.no-sda .pop{transform:scale(.9)}
html.no-sda .rv.seen,html.no-sda .pop.seen{opacity:1;transform:none}
html.no-sda .w{color:var(--fg-22);transition:color .6s ease}
html.no-sda .w2{color:var(--fg-15);transition:color .6s ease}
html.no-sda .w.seen{color:var(--fg)}
html.no-sda .w2.seen{color:var(--fg-50)}
html.no-sda .prog{transform-origin:left;transform:scaleX(var(--scroll,0))}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *{animation:none !important;transition:none !important}
  html.no-sda .rv,html.no-sda .pop{opacity:1;transform:none}
  html.no-sda .w{color:var(--fg)}
  html.no-sda .w2{color:var(--fg-50)}
}

/* ── Виртуальный помощник ───────────────────────────────────────── */
.as-fab{position:fixed;right:clamp(16px,2vw,28px);bottom:clamp(16px,2vw,28px);z-index:60;display:flex;align-items:center;gap:10px;height:52px;padding:0 20px;border:1px solid var(--line);border-radius:26px;background:rgba(26,26,26,0.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);color:var(--fg);font:inherit;font-size:15px;letter-spacing:-0.01em;cursor:pointer;transition:transform .3s cubic-bezier(.2,.8,.2,1),border-color .3s ease}
.as-fab:hover{transform:translateY(-2px);border-color:rgba(255,255,255,0.28)}
.as-fab__dot{width:8px;height:8px;border-radius:50%;background:#7CE38B;flex:none}
.as-fab[hidden]{display:none}
/* Кнопка стоит в том же углу, что иконки соцсетей в подвале: пока
   нижняя строка контактов на экране, кнопку убираем — она там лишняя. */
.as-fab--away{opacity:0;transform:translateY(16px);pointer-events:none}

.as-panel{position:fixed;right:clamp(16px,2vw,28px);bottom:clamp(16px,2vw,28px);z-index:61;display:flex;flex-direction:column;width:min(400px,calc(100vw - 32px));height:min(620px,calc(100dvh - 32px));border:1px solid var(--line);border-radius:16px;background:rgba(18,18,18,0.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 24px 60px rgba(0,0,0,0.5);overflow:hidden;transform-origin:bottom right;animation:as-in .32s cubic-bezier(.2,.8,.2,1) both}
@keyframes as-in{from{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:none}}
.as-panel[hidden]{display:none}
.as-head{display:flex;align-items:center;gap:12px;padding:16px 16px 14px;border-bottom:1px solid var(--line);flex:none}
.as-head__name{font-size:15px;letter-spacing:-0.01em}
.as-head__sub{font-size:12px;color:var(--fg-28)}
.as-x{margin-left:auto;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border:0;border-radius:8px;background:transparent;color:var(--fg-50);cursor:pointer}
.as-x:hover{background:rgba(255,255,255,0.06);color:var(--fg)}
.as-log{flex:1;overflow-y:auto;overscroll-behavior:contain;padding:16px;display:flex;flex-direction:column;gap:12px;scrollbar-width:thin}
.as-msg{max-width:88%;padding:11px 14px;border-radius:14px;font-size:14px;line-height:1.5;white-space:pre-wrap;word-wrap:break-word}
.as-msg--bot{align-self:flex-start;background:rgba(255,255,255,0.06);border-bottom-left-radius:5px}
.as-msg--me{align-self:flex-end;background:rgba(255,255,255,0.14);border-bottom-right-radius:5px}
.as-msg--err{align-self:flex-start;background:rgba(255,120,110,0.12);color:#ffb3ad}
.as-typing{align-self:flex-start;display:flex;gap:4px;padding:13px 14px}
.as-typing i{width:6px;height:6px;border-radius:50%;background:var(--fg-50);animation:as-blink 1.2s infinite}
.as-typing i:nth-child(2){animation-delay:.2s}
.as-typing i:nth-child(3){animation-delay:.4s}
@keyframes as-blink{0%,60%,100%{opacity:.25}30%{opacity:1}}
.as-sug{display:flex;flex-wrap:wrap;gap:8px;padding:0 16px 12px;flex:none}
.as-sug[hidden]{display:none}
.as-sug button{padding:8px 12px;border:1px solid var(--line);border-radius:16px;background:transparent;color:var(--fg-50);font:inherit;font-size:13px;cursor:pointer;transition:color .2s ease,border-color .2s ease}
.as-sug button:hover{color:var(--fg);border-color:rgba(255,255,255,0.28)}
.as-form{display:flex;gap:8px;padding:12px 16px 16px;border-top:1px solid var(--line);flex:none}
.as-input{flex:1;min-width:0;height:44px;padding:0 14px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,0.04);color:var(--fg);font:inherit;font-size:14px}
.as-input::placeholder{color:var(--fg-28)}
.as-input:focus{outline:none;border-color:rgba(255,255,255,0.28)}
.as-send{width:44px;height:44px;flex:none;display:flex;align-items:center;justify-content:center;border:0;border-radius:12px;background:var(--fg);color:#0F0F0F;cursor:pointer}
.as-send:disabled{opacity:.35;cursor:default}
.as-lead{margin:4px 0 0;padding:12px;border:1px solid var(--line);border-radius:12px;display:flex;flex-direction:column;gap:8px}
.as-lead p{font-size:13px;color:var(--fg-50);line-height:1.45}
.as-lead input{height:40px;padding:0 12px;border:1px solid var(--line);border-radius:10px;background:rgba(255,255,255,0.04);color:var(--fg);font:inherit;font-size:14px}
.as-lead input:focus{outline:none;border-color:rgba(255,255,255,0.28)}
.as-lead button{height:40px;border:0;border-radius:10px;background:var(--fg);color:#0F0F0F;font:inherit;font-size:14px;cursor:pointer}
@media (max-width:520px){
  .as-panel{right:8px;left:8px;bottom:8px;width:auto;height:min(78dvh,620px)}
  .as-fab{right:12px;bottom:12px}
}