/* ============ TOKENS ============ */
:root{
  --ink:#0a0a0b;
  --ink-2:#121214;
  --ink-3:#18181b;
  --paper:#f4f2ee;
  --paper-dim:#c9c5bd;
  --mute:#85817a;
  --line:rgba(244,242,238,.13);
  --accent:#C8A24A;
  --pad:clamp(20px,5vw,80px);
  --display:"Playfair Display",Georgia,"Times New Roman",serif;
  --sans:"Helvetica Neue",Helvetica,Arial,sans-serif;
  --ease:cubic-bezier(.16,.84,.28,1);
  --slow:1.05s;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;background:var(--ink)}
body{
  background:var(--ink);color:var(--paper);
  font-family:var(--sans);font-size:16px;line-height:1.55;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
::selection{background:var(--accent);color:var(--ink)}

/* ============ FILM GRAIN ============ */
body::after{
  content:"";position:fixed;inset:-60%;z-index:9998;pointer-events:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='300'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/></filter><rect width='300' height='300' filter='url(%23n)' opacity='.55'/></svg>");
  opacity:.15;mix-blend-mode:overlay;animation:grain 620ms steps(1) infinite;will-change:transform;
}
@keyframes grain{
  0%{transform:translate(0,0)}20%{transform:translate(-3%,2%)}40%{transform:translate(2%,-3%)}
  60%{transform:translate(-2%,-2%)}80%{transform:translate(3%,1%)}100%{transform:translate(0,0)}
}

/* ============ PAGE TRANSITION ============ */
.curtain{position:fixed;inset:0;z-index:9990;background:var(--ink);pointer-events:none;
  transform:scaleY(1);transform-origin:top;transition:transform .82s var(--ease)}
body.ready .curtain{transform:scaleY(0)}
body.leaving .curtain{transform-origin:bottom;transform:scaleY(1);transition-duration:.55s}

/* ============ LAYOUT ============ */
.wrap{max-width:1560px;margin:0 auto;padding:0 var(--pad)}
.eyebrow{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--mute)}
section{padding:clamp(70px,11vh,150px) 0;position:relative}
.sec-head{display:grid;grid-template-columns:minmax(0,210px) 1fr;gap:clamp(20px,6vw,80px);
  margin-bottom:clamp(36px,6vh,72px);align-items:start}
.sec-head h2{font-family:var(--display);font-weight:400;font-size:clamp(1.9rem,4.4vw,3.9rem);
  line-height:1.04;letter-spacing:-.012em}
@media(max-width:820px){.sec-head{grid-template-columns:1fr;gap:14px}}

/* ============ NAV ============ */
nav{position:fixed;top:0;left:0;right:0;z-index:960;
  backdrop-filter:blur(16px);background:rgba(10,10,11,.55);
  border-bottom:1px solid transparent;transition:border-color .5s,background .5s}
nav.solid{border-bottom-color:var(--line);background:rgba(10,10,11,.94)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{font-family:var(--display);font-size:20px;letter-spacing:.15em;text-transform:uppercase;
  text-decoration:none;color:var(--paper);position:relative;z-index:2}
.nav-links{display:flex;gap:36px;list-style:none}
.nav-links a{color:var(--paper-dim);text-decoration:none;font-size:12.5px;letter-spacing:.11em;
  text-transform:uppercase;position:relative;padding:4px 0;transition:color .3s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;
  background:var(--accent);transform:scaleX(0);transform-origin:right;transition:transform .45s var(--ease)}
.nav-links a:hover::after,.nav-links a:focus-visible::after,.nav-links a.on::after{transform:scaleX(1);transform-origin:left}
.nav-links a:hover,.nav-links a.on{color:var(--paper)}
.nav-cta{border:1px solid var(--line);padding:11px 22px;font-size:11.5px;letter-spacing:.15em;
  text-transform:uppercase;color:var(--paper);text-decoration:none;transition:.3s var(--ease);white-space:nowrap}
.nav-cta:hover{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.burger{display:none;background:none;border:0;cursor:pointer;width:30px;height:20px;position:relative;z-index:2}
.burger i{position:absolute;left:0;width:100%;height:1.5px;background:var(--paper);transition:.4s var(--ease)}
.burger i:first-child{top:3px}.burger i:last-child{bottom:3px}
body.menu .burger i:first-child{top:9px;transform:rotate(45deg)}
body.menu .burger i:last-child{bottom:9.5px;transform:rotate(-45deg)}
@media(max-width:960px){
  /* backdrop-filter создаёт containing block → fixed-меню сжимается до высоты шапки */
  nav{backdrop-filter:none;background:rgba(10,10,11,.9)}
  .burger{display:block}.nav-cta{display:none}
  .nav-links{position:fixed;inset:0;z-index:-1;background:#0a0a0b;flex-direction:column;
    justify-content:center;align-items:center;gap:30px;margin:0;padding:0;
    opacity:0;visibility:hidden;transition:opacity .45s var(--ease),visibility .45s}
  body.menu .nav-links{opacity:1;visibility:visible}
  body.menu{overflow:hidden}
  body.menu nav{background:transparent;border-bottom-color:transparent}
  .nav-links a{font-size:22px;font-family:var(--display);text-transform:none;letter-spacing:.02em}
}

/* ============ HERO ============ */
.hero{min-height:100svh;display:flex;align-items:flex-end;position:relative;
  padding-bottom:clamp(36px,7vh,86px);overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:-2;
  background:
    radial-gradient(120% 90% at 78% 6%,#332a1c 0%,transparent 55%),
    radial-gradient(100% 80% at 10% 96%,#171921 0%,transparent 62%),
    linear-gradient(180deg,#151517 0%,#0a0a0b 78%);
  transform:scale(1.06);animation:heroZoom 2.6s var(--ease) forwards}
@keyframes heroZoom{to{transform:scale(1)}}
.hero-bg::after{content:"";position:absolute;inset:0;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='g'><feTurbulence type='fractalNoise' baseFrequency='.7' numOctaves='3'/></filter><rect width='220' height='220' filter='url(%23g)' opacity='.9'/></svg>");
  opacity:.2;mix-blend-mode:soft-light}
.hero-grid{display:grid;grid-template-columns:1fr auto;gap:40px;align-items:end;width:100%}
h1{font-family:var(--display);font-weight:400;font-size:clamp(3.1rem,12.6vw,12rem);
  line-height:.84;letter-spacing:-.022em;text-transform:uppercase}
h1 .sub{display:block;font-size:clamp(.9rem,1.45vw,1.35rem);letter-spacing:.34em;text-transform:uppercase;
  font-family:var(--sans);color:var(--paper-dim);margin-top:24px;line-height:1.5}
.hero-note{max-width:265px;font-size:14px;color:var(--paper-dim);line-height:1.75;padding-bottom:12px}
.hero-note strong{color:var(--paper);font-weight:500}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr}.hero-note{max-width:none;padding-bottom:0}}
.scroll-hint{position:absolute;bottom:24px;right:var(--pad);font-size:10.5px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--mute);display:flex;align-items:center;gap:10px}
.scroll-hint i{display:block;width:46px;height:1px;background:var(--mute);transform-origin:left;
  animation:hintLine 2.4s var(--ease) infinite}
@keyframes hintLine{0%,100%{transform:scaleX(.25)}50%{transform:scaleX(1)}}

/* ---- masked line reveal (headlines) ---- */
.mask{display:block;overflow:hidden}
.mask>span{display:block;transform:translateY(105%);transition:transform 1.15s var(--ease)}
.in .mask>span,.mask.in>span{transform:none}
.mask:nth-child(2)>span{transition-delay:.08s}
.mask:nth-child(3)>span{transition-delay:.16s}

/* ============ PAGE HEAD (inner pages) ============ */
.phead{padding:calc(74px + clamp(56px,11vh,130px)) 0 clamp(40px,7vh,84px);position:relative;overflow:hidden}
.phead::before{content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(90% 70% at 72% 0%,#2a241a 0%,transparent 58%),linear-gradient(180deg,#131315,#0a0a0b)}
.phead h1{font-size:clamp(2.6rem,8.4vw,7.4rem);line-height:.9}
.phead .lead{max-width:52ch;color:var(--paper-dim);font-size:clamp(15px,1.5vw,18px);line-height:1.75;margin-top:26px}

/* ============ WORK GRID 2x2 (no gaps) ============ */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0}
.tile{position:relative;aspect-ratio:4/3;overflow:hidden;display:block;text-decoration:none;color:var(--paper);
  isolation:isolate;background:#151517}
.tile-img{position:absolute;inset:-2%;z-index:0;transition:transform 1.5s var(--ease),filter 1.1s var(--ease);
  transform:scale(1.02);filter:saturate(.85) contrast(1.05)}
.tile:hover .tile-img{transform:scale(1.075);filter:saturate(1) contrast(1.08)}
.tile-img::after{content:"";position:absolute;inset:0;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='f'><feTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4'/><feColorMatrix type='saturate' values='0'/></filter><rect width='180' height='180' filter='url(%23f)' opacity='1'/></svg>");
  opacity:.3;mix-blend-mode:overlay}
.tile::before{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,rgba(10,10,11,.15) 0%,rgba(10,10,11,.05) 42%,rgba(10,10,11,.82) 100%);
  transition:opacity .7s var(--ease)}
.tile:hover::before{opacity:.86}
.tile-body{position:absolute;left:0;right:0;bottom:0;padding:clamp(20px,2.6vw,42px);z-index:2}
.tile-kind{font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--accent);
  display:block;margin-bottom:10px;opacity:.95}
.tile-name{font-family:var(--display);font-weight:400;font-size:clamp(1.4rem,2.9vw,2.7rem);
  line-height:1.08;letter-spacing:-.005em}
.tile-desc{color:var(--paper-dim);font-size:13.5px;line-height:1.65;max-width:42ch;margin-top:10px;
  opacity:0;transform:translateY(12px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.tile:hover .tile-desc{opacity:1;transform:none}
.tile-yr{position:absolute;top:clamp(18px,2.2vw,32px);right:clamp(18px,2.2vw,32px);z-index:2;
  font-size:11px;letter-spacing:.16em;color:rgba(244,242,238,.6)}
@media(max-width:820px){
  .grid2{grid-template-columns:1fr}.tile{aspect-ratio:3/2}
  .tile-desc{opacity:1;transform:none}
}
/* image moods */
.m1{background:linear-gradient(145deg,#3a2118,#0d0d0f 72%),radial-gradient(70% 55% at 30% 25%,#7d3a22,transparent)}
.m2{background:linear-gradient(200deg,#1a2130,#0c0c0e 74%),radial-gradient(60% 50% at 70% 28%,#2f4560,transparent)}
.m3{background:linear-gradient(120deg,#2a2318,#0b0b0d 70%),radial-gradient(65% 55% at 45% 70%,#6b4f26,transparent)}
.m4{background:linear-gradient(160deg,#241a26,#0b0b0d 72%),radial-gradient(60% 50% at 62% 35%,#4a2b55,transparent)}
.m5{background:linear-gradient(135deg,#172420,#0b0b0d 70%),radial-gradient(60% 50% at 38% 40%,#245040,transparent)}
.m6{background:linear-gradient(190deg,#2b1c1c,#0b0b0d 74%),radial-gradient(60% 50% at 55% 30%,#6a2f2f,transparent)}

/* ============ DIRECTIONS LIST ============ */
.dirs{border-top:1px solid var(--line)}
.dir{display:grid;grid-template-columns:64px 1fr minmax(0,430px);gap:clamp(14px,4vw,48px);
  align-items:center;padding:clamp(22px,3.2vw,44px) 0;border-bottom:1px solid var(--line);
  position:relative;text-decoration:none;color:var(--paper);transition:padding-left .5s var(--ease)}
.dir:hover{padding-left:20px}
.dir::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--accent);
  transform:scaleY(0);transform-origin:bottom;transition:transform .5s var(--ease)}
.dir:hover::before{transform:scaleY(1);transform-origin:top}
.dir-no{font-size:11.5px;letter-spacing:.16em;color:var(--mute)}
.dir-name{font-family:var(--display);font-size:clamp(1.45rem,3.2vw,2.75rem);line-height:1.08;font-weight:400}
.dir-txt{color:var(--paper-dim);font-size:14px;line-height:1.75}
.dir.flag .dir-name::after{content:"отдельное направление";display:inline-block;vertical-align:middle;
  margin-left:14px;font-family:var(--sans);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);border:1px solid rgba(200,162,74,.4);padding:5px 10px}
@media(max-width:900px){.dir{grid-template-columns:1fr;gap:9px}.dir-no{display:none}
  .dir.flag .dir-name::after{display:block;margin:12px 0 0;width:max-content}}

/* ============ STEPS ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.step{background:var(--ink);padding:clamp(22px,2.5vw,36px);min-height:225px;display:flex;flex-direction:column;
  justify-content:space-between;transition:background .4s var(--ease)}
.step:hover{background:var(--ink-2)}
.step-n{font-family:var(--display);font-size:2.5rem;color:rgba(244,242,238,.15);line-height:1}
.step h3{font-size:14.5px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:11px;font-weight:500}
.step p{font-size:13.5px;color:var(--paper-dim);line-height:1.7}
@media(max-width:1000px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.steps{grid-template-columns:1fr}}

/* ============ MARQUEE ============ */
.marq{border-block:1px solid var(--line);padding:26px 0;overflow:hidden;white-space:nowrap}
.marq-in{display:inline-flex;gap:60px;animation:marq 34s linear infinite;will-change:transform}
.marq:hover .marq-in{animation-play-state:paused}
@keyframes marq{to{transform:translateX(-50%)}}
.marq span{font-family:var(--display);font-size:clamp(1.3rem,2.6vw,2.2rem);color:rgba(244,242,238,.4);
  display:inline-flex;align-items:center;gap:60px}
.marq span::after{content:"—";color:var(--accent);opacity:.65}

/* ============ SISTER ============ */
.sister{border:1px solid var(--line);padding:clamp(26px,4.4vw,62px);
  display:grid;grid-template-columns:1fr 1px 1fr;gap:clamp(26px,4.4vw,58px);align-items:center}
.sister .div{background:var(--line)}
.sister h3{font-family:var(--display);font-size:clamp(1.45rem,2.5vw,2.2rem);font-weight:400;margin-bottom:15px}
.sister p{color:var(--paper-dim);font-size:14.5px;line-height:1.8;max-width:44ch}
.redside-mark{font-family:var(--display);font-size:clamp(1.55rem,2.9vw,2.5rem);letter-spacing:.13em;
  text-transform:uppercase;color:#D11010;margin-bottom:13px}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.tag{font-size:10.5px;letter-spacing:.11em;text-transform:uppercase;color:var(--paper-dim);
  border:1px solid var(--line);padding:7px 13px;transition:.35s var(--ease)}
.tag:hover{border-color:var(--paper-dim);color:var(--paper)}
@media(max-width:900px){.sister{grid-template-columns:1fr}.sister .div{height:1px;width:100%}}

/* ============ CTA ============ */
.cta{text-align:center;padding:clamp(80px,15vh,180px) 0}
.cta h2{font-family:var(--display);font-weight:400;font-size:clamp(2.1rem,6.6vw,5.6rem);line-height:1.02;
  margin-bottom:32px;letter-spacing:-.012em}
.big{display:inline-block;border:1px solid var(--paper);color:var(--paper);text-decoration:none;
  padding:19px 50px;font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;
  position:relative;overflow:hidden;transition:color .45s var(--ease)}
.big::before{content:"";position:absolute;inset:0;background:var(--paper);z-index:-1;
  transform:translateY(101%);transition:transform .5s var(--ease)}
.big:hover{color:var(--ink)}
.big:hover::before{transform:none}
.mail{display:block;margin-top:24px;color:var(--mute);font-size:13.5px;letter-spacing:.07em;text-decoration:none;transition:color .3s}
.mail:hover{color:var(--paper)}

/* ============ FOOTER ============ */
footer{border-top:1px solid var(--line);padding:46px 0 34px}
.foot-in{display:grid;grid-template-columns:2fr 1fr 1fr;gap:34px;margin-bottom:38px}
.foot-in h4{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--mute);margin-bottom:16px}
.foot-in a{display:block;color:var(--paper-dim);text-decoration:none;font-size:14px;margin-bottom:9px;
  transition:color .3s,transform .4s var(--ease)}
.foot-in a:hover{color:var(--paper);transform:translateX(4px)}
.foot-brand{font-family:var(--display);font-size:clamp(1.6rem,3.4vw,2.6rem);letter-spacing:.1em;text-transform:uppercase}
.foot-bot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:11.5px;
  color:var(--mute);letter-spacing:.06em;padding-top:22px;border-top:1px solid var(--line)}
@media(max-width:760px){.foot-in{grid-template-columns:1fr;gap:26px}}

/* ============ FORM ============ */
.form{display:grid;grid-template-columns:1fr 1fr;gap:clamp(16px,2.4vw,28px)}
.field{position:relative}
.field.full{grid-column:1/-1}
.field input,.field textarea,.field select{width:100%;background:transparent;border:0;border-bottom:1px solid var(--line);
  color:var(--paper);font-family:var(--sans);font-size:15px;padding:16px 0 13px;transition:border-color .4s}
.field textarea{resize:vertical;min-height:110px}
.field input:focus,.field textarea:focus,.field select:focus{outline:0;border-bottom-color:var(--accent)}
.field label{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--mute);display:block}
.field select option{background:var(--ink-2)}
@media(max-width:700px){.form{grid-template-columns:1fr}}

/* мобильные двухколоночные inline-сетки → одна колонка */
@media(max-width:820px){
  .wrap[style*="grid-template-columns"]{grid-template-columns:1fr!important;gap:38px!important}
}

/* ============ REVEAL ============ */
.rv{opacity:0;transform:translateY(28px);
  transition:opacity var(--slow) var(--ease),transform var(--slow) var(--ease)}
.rv.in{opacity:1;transform:none}
.rv-img{clip-path:inset(0 0 100% 0);transition:clip-path 1.25s var(--ease)}
.rv-img.in{clip-path:inset(0 0 0 0)}

/* ============ TWEAKS ============ */
#tw{position:fixed;right:16px;bottom:16px;z-index:9999}
@media(max-width:700px){
  #tw{right:10px;bottom:10px}
  #twBtn{padding:9px 12px;font-size:9.5px}
  #twPanel{width:calc(100vw - 20px);max-width:260px}
}
#twBtn{background:var(--paper);color:var(--ink);border:0;padding:11px 16px;font-size:10.5px;
  letter-spacing:.15em;text-transform:uppercase;cursor:pointer;font-weight:600}
#twPanel{display:none;background:#f4f2ee;color:#0a0a0b;padding:16px;width:238px;margin-bottom:9px;
  box-shadow:0 20px 60px rgba(0,0,0,.6)}
#twPanel.open{display:block}
#twPanel label{display:block;font-size:9.5px;letter-spacing:.15em;text-transform:uppercase;
  margin:13px 0 5px;color:#55524c}
#twPanel label:first-child{margin-top:0}
#twPanel select,#twPanel input[type=range]{width:100%;font-size:13px;padding:6px;border:1px solid #c9c5bd;background:#fff}
.sw{display:flex;gap:6px;margin-top:6px}
.sw button{flex:1;height:26px;border:1px solid #c9c5bd;cursor:pointer}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important}
  .rv,.mask>span{opacity:1;transform:none}.rv-img{clip-path:none}
}