/* =========================================================
   Форта Мебель — мебель на заказ
   Тёмная «мастерская»: тёплый графит, латунь, чертёжная графика
   ========================================================= */

:root{
  --bg:        #131210;
  --surface:   #1a1815;
  --fg:        #efeae0;
  --muted:     #b8b1a3;
  --border:    #e9e0ce;
  --accent:    #c9a469;
  --accent-2:  #e4cfa4;

  --bg-2:      var(--surface);
  --bg-3:      color-mix(in oklch, var(--surface) 88%, var(--border));
  --bone:      var(--surface);
  --bone-2:    var(--bg);
  --bone-ink:  var(--fg);
  --ink:       var(--fg);
  --ink-2:     var(--muted);
  --ink-3:     color-mix(in oklch, var(--muted) 72%, var(--bg));
  --brass:     var(--accent);
  --brass-lt:  var(--accent-2);
  --brass-dk:  color-mix(in oklch, var(--accent) 76%, var(--bg));
  --line:      color-mix(in oklch, var(--border) 13%, transparent);
  --line-2:    color-mix(in oklch, var(--border) 7%, transparent);

  --shell: 1240px;
  --pad: clamp(20px, 5vw, 56px);

  --tape-bh: clamp(26px, 4vh, 42px);
  --tape-band: calc(var(--tape-bh) + 26px);

  --f-disp: "Oswald", "Arial Narrow", sans-serif;
  --f-body: "Golos Text", "Helvetica Neue", Arial, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;

  color-scheme: dark;
}

picture{ display:contents; }
*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior:auto; } }

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--f-body);
  font-size:16px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  padding-bottom:var(--tape-band);
}
/* overflow-x на body делает его скролл-контейнером и ломает position:sticky
   у секции с видео. Горизонтального переполнения на макете нет,
   поэтому обрезка не нужна — за этим следят сами блоки. */

img,svg{ max-width:100%; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; color:inherit; }
p{ text-wrap:pretty; }

:focus-visible{
  outline:2px solid var(--brass);
  outline-offset:3px;
}

.shell{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:var(--pad);
  container-type:inline-size;
}

/* ---------- типографика ---------- */
.eyebrow{
  font-family:var(--f-mono);
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--brass);
  margin:0 0 18px;
}

h1,h2,h3{
  font-family:var(--f-disp);
  font-weight:500;
  text-transform:uppercase;
  letter-spacing:.005em;
  line-height:.98;
  text-wrap:balance;
  margin:0;
}

.sec__h2{
  font-size:clamp(34px, 5vw, 62px);
  margin:0 0 22px;
}

.sec__lead{
  margin:0 0 16px;
  max-width:56ch;
  color:var(--ink-2);
  font-size:clamp(15px,1.1vw,17px);
}
.sec__lead--tight{ max-width:38ch; margin:0; }

/* ---------- кнопки ---------- */
.btn{
  --bh: 58px;
  display:inline-flex; align-items:center; justify-content:center;
  height:var(--bh);
  padding:0 34px;
  font-family:var(--f-body);
  font-weight:500;
  font-size:15px;
  letter-spacing:.01em;
  border:1px solid var(--brass);
  cursor:pointer;
  transition:background .22s ease, color .22s ease, border-color .22s ease,
             transform .14s cubic-bezier(.23,1,.32,1);
}
.btn:active{ transform:scale(.97); }
.btn--solid{ background:var(--brass); color:var(--bg); }
.btn--solid:hover{ background:var(--brass-lt); border-color:var(--brass-lt); }
.btn--ghost{ background:transparent; color:var(--brass-lt); }
.btn--ghost:hover{ background:color-mix(in oklch, var(--accent) 12%, transparent); }
.btn--sm{ --bh:44px; padding:0 20px; font-size:14px; }
.btn--wide{ width:100%; }

.link-btn{
  background:none; border:0; padding:0; cursor:pointer;
  font-size:14px; font-weight:500; color:var(--brass-lt);
  display:inline-flex; align-items:center; gap:10px; min-height:44px;
}
.link-btn i{ transition:transform .25s ease; font-style:normal; }
.link-btn:active{ transform:scale(.97); }
.link-btn:hover i{ transform:translateX(5px); }

/* ---------- шапка ---------- */
.hdr{
  position:fixed; inset:0 0 auto 0; z-index:60;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .3s ease, border-color .3s ease, backdrop-filter .3s ease;
}
.hdr.is-open,
.hdr.is-stuck{
  background:color-mix(in oklch, var(--bg) 90%, transparent);
  backdrop-filter:blur(14px);
  border-bottom-color:var(--line);
}
.hdr__in{
  display:flex; align-items:center; gap:26px;
  height:82px;
}
.logo{ display:flex; align-items:center; gap:12px; flex:0 0 auto; min-height:44px; }
.logo__mark{ width:30px; height:30px; color:var(--brass); display:block; }
.logo__mark svg{ display:block; }
.logo__txt{
  font-family:var(--f-disp); font-size:21px; font-weight:600;
  text-transform:uppercase;
  letter-spacing:.11em; line-height:1; display:flex; flex-direction:column; gap:4px;
  white-space:nowrap;
}
.logo__txt em{
  font-family:var(--f-mono); font-style:normal; font-size:9px;
  letter-spacing:.18em; color:var(--ink-3); text-transform:uppercase;
}

.nav{ display:flex; gap:clamp(16px,1.7vw,26px); margin-inline:auto; }
.nav a{
  font-size:14px; color:var(--ink-2); position:relative; padding-block:6px;
  white-space:nowrap; min-height:44px; display:inline-flex; align-items:center;
  transition:color .2s ease;
}
.nav a::after{
  content:""; position:absolute; left:0; right:100%; bottom:0; height:1px;
  background:var(--brass); transition:right .3s ease;
}
.nav a:hover{ color:var(--ink); }
.nav a:hover::after{ right:0; }

.nav .nav__tel,.nav .nav__tg,.nav .nav__cta{ display:none; }
.tg-ico{ width:18px; height:18px; fill:currentColor; flex:0 0 auto; display:block; }

.hdr__side{ display:flex; align-items:center; gap:16px; flex:0 0 auto; }
.hdr__tel{ font-family:var(--f-mono); font-size:14px; letter-spacing:.02em; min-height:44px; display:inline-flex; align-items:center; }
.hdr__tel:hover{ color:var(--brass-lt); }
.hdr__tg{
  height:44px; padding:0 12px; display:inline-flex; align-items:center; gap:8px; flex:0 0 auto;
  font-family:var(--f-mono); font-size:12px; letter-spacing:.08em;
  border:1px solid var(--line); color:var(--ink-2);
  transition:border-color .2s ease, color .2s ease;
}
.hdr__tg:hover{ border-color:var(--brass); color:var(--brass-lt); }
.hdr__tg:focus-visible, .tg-link:focus-visible, .nav__tg:focus-visible{ outline:2px solid var(--brass); outline-offset:2px; }

.burger{
  display:none; width:44px; height:44px; background:none; border:1px solid var(--line);
  cursor:pointer; position:relative; transition:transform .14s cubic-bezier(.23,1,.32,1);
}
.burger:active{ transform:scale(.97); }
.burger span{
  position:absolute; left:12px; width:20px; height:1px; background:var(--ink);
  transition:transform .28s ease, opacity .2s ease;
}
.burger span:nth-child(1){ top:18px; }
.burger span:nth-child(2){ top:25px; }
.burger[aria-expanded="true"] span:nth-child(1){ transform:translateY(3.5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2){ transform:translateY(-3.5px) rotate(-45deg); }

/* ---------- чертёжная графика ---------- */
.draw{ display:block; width:100%; height:auto; }
.draw__body{
  stroke:color-mix(in oklch, var(--fg) 62%, transparent);
  stroke-width:1.1;
  fill:none;
  vector-effect:non-scaling-stroke;
}
.draw__hair{ stroke:color-mix(in oklch, var(--fg) 20%, transparent); }
.draw__accent{ stroke:var(--brass); fill:none; stroke-width:1.3; }
.draw__dim{
  stroke:var(--brass-dk);
  stroke-width:.8;
  fill:none;
}
.draw__dim text{
  fill:var(--brass); stroke:none;
  font-family:var(--f-mono); font-size:11px; letter-spacing:.08em;
}
.draw__notes{ stroke:color-mix(in oklch, var(--fg) 28%, transparent); stroke-width:.8; fill:none; }
.draw__notes text{
  fill:var(--ink-3); stroke:none;
  font-family:var(--f-mono); font-size:10px; letter-spacing:.06em;
}

/* ---------- герой ---------- */
.hero{
  padding-top:150px;
  padding-bottom:0;
  position:relative;
}
.hero::before{
  content:""; position:absolute; inset:0;
  background:
    radial-gradient(1100px 520px at 78% 12%, color-mix(in oklch, var(--accent) 12%, transparent), transparent 62%),
    linear-gradient(180deg, var(--surface) 0%, var(--bg) 58%);
  pointer-events:none;
}
.hero__grid{
  position:absolute; inset:0;
  width:100%; height:100%;
  display:block;
  pointer-events:none;
}
.hero__in{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.16fr) minmax(0,1fr);
  gap:clamp(30px,4vw,54px);
  align-items:center;
  padding-bottom:70px;
}
.hero__h1{
  font-size:clamp(44px, 5.35vw, 80px);
  font-weight:500;
  line-height:1.08;
  text-wrap:wrap;
  margin:0 0 26px;
}
.hero__line{ display:block; }
.hero__h1 .hl{ color:var(--brass); }
.hero__lead{
  max-width:48ch; margin:0 0 32px;
  font-size:clamp(15px,1.15vw,17.5px);
  color:var(--ink-2);
}
.hero__cta{ display:flex; flex-wrap:wrap; gap:14px; }
.hero__note{
  margin:20px 0 0; font-size:13px; color:var(--ink-3);
  font-family:var(--f-mono); letter-spacing:.02em; max-width:44ch; line-height:1.7;
}

.hero__draw{
  position:relative;
  border:1px solid var(--line);
  background:
    linear-gradient(color-mix(in oklch, var(--border) 3%, transparent) 1px, transparent 1px) 0 0/34px 34px,
    linear-gradient(90deg, color-mix(in oklch, var(--border) 3%, transparent) 1px, transparent 1px) 0 0/34px 34px,
    var(--bg-2);
  padding:clamp(18px,3vw,34px);
}
.hero__stamp{
  position:absolute; right:14px; bottom:12px;
  font-family:var(--f-mono); font-size:10px; letter-spacing:.16em;
  text-transform:uppercase; color:var(--ink-3);
}

/* анимация прорисовки */
.draw--hero .draw__body > *,
.draw--hero .draw__dim > *,
.draw--hero .draw__notes > *{
  stroke-dasharray:1400; stroke-dashoffset:1400;
  animation:drawIn 1.5s cubic-bezier(.22,.61,.36,1) forwards;
}
.draw--hero .draw__dim > *{ animation-delay:.7s; }
.draw--hero .draw__notes > *{ animation-delay:1s; }
.draw--hero text{ animation:none !important; stroke-dasharray:none; stroke-dashoffset:0; }
@keyframes drawIn{ to{ stroke-dashoffset:0; } }
@media (prefers-reduced-motion: reduce){
  .draw--hero .draw__body > *,
  .draw--hero .draw__dim > *,
  .draw--hero .draw__notes > *{ animation:none; stroke-dashoffset:0; }
}

/* ---------- статистика ---------- */
.stats{
  position:relative;
  list-style:none; margin:0; padding:0;
  display:grid; grid-template-columns:repeat(4,1fr);
  background:var(--bg-3);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.stats li{
  padding:30px 26px 30px 0;
  display:flex; flex-direction:column; gap:6px;
  border-left:1px solid var(--line);
  padding-left:26px;
}
.stats li:first-child{ border-left:0; padding-left:0; }
.stats b{
  font-family:var(--f-disp); font-size:clamp(28px,3vw,40px); font-weight:500;
  line-height:1; color:var(--brass-lt); font-variant-numeric:tabular-nums;
}
.stats span{ font-size:13.5px; color:var(--ink-3); }

/* ---------- реализованный проект: видео на прокрутке ---------- */
.shot{ position:relative; background:var(--bg); }
.shot__fig{
  position:relative;
  width:calc(100% - var(--pad) - var(--pad));
  max-width:calc(var(--shell) - var(--pad) - var(--pad));
  margin:0 auto;
  overflow:hidden;
}
.shot__video{
  display:block; width:100%;
  height:clamp(360px, 82vh, 860px);
  object-fit:cover; object-position:center 58%;
  background:var(--bg-2);
}

/* растушёвка кадра в тёмный фон сверху и снизу */
.shot__fig::before,
.shot__fig::after{
  content:""; position:absolute; left:0; right:0; pointer-events:none; z-index:1;
}
.shot__fig::before{ top:0; height:22%; background:linear-gradient(180deg, var(--bg), transparent); }
.shot__fig::after{ bottom:0; height:26%; background:linear-gradient(0deg, var(--bg) 3%, transparent); }

.shot__mark{
  position:absolute; bottom:clamp(24px,4vw,52px); right:var(--pad); z-index:2;
  font-family:var(--f-mono); font-size:11px; letter-spacing:.16em;
  text-transform:uppercase; color:var(--brass-lt);
  padding:7px 12px;
  border:1px solid color-mix(in oklch, var(--accent) 40%, transparent);
  background:color-mix(in oklch, var(--bg) 55%, transparent);
  backdrop-filter:blur(6px);
}

/* «основная надпись» — как штамп на чертеже */
.shot__stamp{
  position:absolute; z-index:2;
  left:var(--pad); bottom:clamp(22px,4vw,48px);
  width:min(420px, calc(100% - var(--pad) * 2));
  display:grid; gap:14px;
  padding:20px 22px;
  border:1px solid color-mix(in oklch, var(--accent) 38%, transparent);
  background:color-mix(in oklch, var(--bg) 86%, transparent);
  backdrop-filter:blur(10px);
}
.shot__no{
  font-family:var(--f-disp); font-size:24px; letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--brass); line-height:1.05;
}
.shot__spec{ margin:0; display:grid; gap:9px; padding-top:14px; border-top:1px solid var(--line); }
.shot__spec > div{ display:flex; justify-content:space-between; gap:16px; }
.shot__spec dt{
  font-family:var(--f-mono); font-size:10.5px; letter-spacing:.1em;
  text-transform:uppercase; color:var(--ink-3); flex:0 0 auto; padding-top:2px;
}
.shot__spec dd{ margin:0; font-size:13.5px; color:var(--ink); text-align:right; }

@media (max-width:760px){
  .shot__video{ height:clamp(280px, 52vh, 420px); }
  .shot__fig::after{ height:20%; }
  .shot__mark{ bottom:auto; top:100px; right:20px; font-size:10px; }
  .shot__stamp{
    position:static; width:auto; margin:-14px var(--pad) 0;
    backdrop-filter:none; background:var(--bg-2);
  }
  .shot__spec > div{ flex-direction:column; gap:2px; }
  .shot__spec dd{ text-align:left; }
}

/* ---------- секции ---------- */
section[id]{ scroll-margin-top:88px; }
.sec{ padding:clamp(72px,9vw,128px) 0; }
.sec__head{ margin-bottom:clamp(40px,5vw,64px); }
.sec__head--row{
  display:flex; flex-wrap:wrap; gap:28px;
  align-items:flex-end; justify-content:space-between;
}

/* ---------- каталог ---------- */
.cards{
  display:grid; grid-template-columns:repeat(3,1fr);
  gap:1px; background:var(--line);
  border:1px solid var(--line);
}
.card{
  background:var(--bg-3);
  display:flex; flex-direction:column;
  transition:background .3s ease;
}
.card:hover{ background:color-mix(in oklch, var(--surface) 78%, var(--border)); }
.card__pic{
  padding:26px 26px 8px;
  background:
    linear-gradient(color-mix(in oklch, var(--border) 3%, transparent) 1px, transparent 1px) 0 0/28px 28px,
    linear-gradient(90deg, color-mix(in oklch, var(--border) 3%, transparent) 1px, transparent 1px) 0 0/28px 28px,
    var(--bg);
  border-bottom:1px solid var(--line-2);
}
.card__body{
  padding:24px 26px 26px;
  display:flex; flex-direction:column; gap:14px; flex:1 1 auto;
}
.card__body h3{ font-size:26px; }
.card__body p{ margin:0; font-size:14.5px; color:var(--ink-2); }

.tags{ list-style:none; display:flex; flex-wrap:wrap; gap:7px; margin:0; padding:0; }
.tags li{
  font-family:var(--f-mono); font-size:10.5px; letter-spacing:.08em;
  text-transform:uppercase; color:var(--ink-3);
  border:1px solid var(--line); padding:4px 9px;
}
.card__foot{
  margin-top:auto; padding-top:16px; border-top:1px solid var(--line-2);
  display:flex; align-items:center; justify-content:space-between; gap:14px;
}
.price{
  font-family:var(--f-disp); font-size:19px; letter-spacing:.03em;
  color:var(--ink); font-variant-numeric:tabular-nums;
}

/* ---------- сплит: индивидуальный проект ---------- */
.sec--split{ background:var(--bg-2); border-block:1px solid var(--line); }
.split{
  display:grid; grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);
  gap:clamp(34px,5vw,80px);
}
.split__cta{ margin-top:30px; }

.feats{ list-style:none; margin:0; padding:0; display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--line); }
.feats li{ background:var(--bg-3); padding:28px 26px; display:flex; flex-direction:column; gap:10px; }
.feats__n{
  font-family:var(--f-disp); font-size:30px; color:var(--brass);
  letter-spacing:.02em; line-height:1;
}
.feats h3{ font-size:19px; letter-spacing:.02em; }
.feats p{ margin:0; font-size:14px; color:var(--ink-2); }

/* ---------- материалы: тёмная библиотека фактур ---------- */
.sec--bone{
  background:var(--bg);
  color:var(--fg);
  border-block:1px solid var(--line);
}
.sec--bone .sec__lead{ color:var(--muted); }
.sec--bone .eyebrow{ color:var(--accent); }
.mats{
  display:grid; grid-template-columns:repeat(3,1fr);
  gap:1px; background:var(--line);
  border:1px solid var(--line);
}
.mat{
  background:var(--bg-3);
  padding:28px 26px 26px;
  display:flex; flex-direction:column; gap:12px;
  transition:background .3s ease;
}
.mat:hover{ background:color-mix(in oklch, var(--surface) 78%, var(--border)); }
.mat h3{ font-size:22px; color:var(--fg); }
.mat p{ margin:0; font-size:14.5px; color:var(--muted); }
.mat__sw{
  display:block; width:100%; height:clamp(130px,15vw,168px);
  object-fit:cover;
  border:1px solid var(--line);
  background:var(--bone-2);
}
/* плитка кликабельна целиком: кнопка растянута поверх карточки */
.mat{ position:relative; }
.mat__hit{
  position:absolute; inset:0;
  border:0; padding:0; background:none;
  font-size:0; color:transparent;
  cursor:pointer;
}
.mat__hit:focus-visible{ outline:2px solid var(--accent); outline-offset:-3px; }
.mat::after{
  content:"";
  position:absolute; right:22px; top:26px;
  width:9px; height:9px;
  border-right:1px solid var(--accent); border-top:1px solid var(--accent);
  transform:rotate(45deg);
  opacity:0; transition:opacity .25s ease, transform .25s ease;
}
.mat:hover::after{ opacity:1; transform:rotate(45deg) translate(2px,-2px); }

.mat__meta{
  margin-top:auto; padding-top:12px; border-top:1px solid var(--line);
  font-family:var(--f-mono); font-size:11px; letter-spacing:.08em;
  text-transform:uppercase; color:var(--muted);
}

/* ---------- крупный план материала ---------- */
.sheet{
  width:min(920px, calc(100vw - 32px));
  max-height:min(88vh, 900px);
  padding:0; border:0;
  background:transparent;
  color:var(--fg);
  overflow:visible;
}
.sheet::backdrop{ background:color-mix(in oklch, var(--bg) 72%, transparent); backdrop-filter:blur(3px); }

.sheet__in{
  position:relative;
  max-height:inherit;
  overflow-y:auto;
  overscroll-behavior:contain;
  background:var(--surface);
  border:1px solid var(--line);
  padding:clamp(24px,4vw,44px);
  display:grid; gap:clamp(20px,3vw,30px);
}
.sheet__close{
  position:absolute; top:14px; right:14px;
  width:44px; height:44px;
  display:grid; place-items:center;
  background:none; border:1px solid var(--line);
  color:var(--fg); cursor:pointer;
  transition:background .25s ease, border-color .25s ease;
}
.sheet__close:active{ transform:scale(.97); }
.sheet__close svg{ width:20px; height:20px; }
.sheet__close:hover{ background:var(--bg); border-color:var(--accent); }

.sheet__head{ padding-right:56px; }
.sheet__sw{
  display:block; width:100%;
  height:clamp(180px,26vw,300px); max-height:40vh;
  object-fit:cover;
  border:1px solid var(--line);
  background:var(--bone-2);
}
.sheet__meta{
  margin:0 0 8px;
  font-family:var(--f-mono); font-size:11px; letter-spacing:.14em;
  text-transform:uppercase; color:var(--muted);
}
.sheet__title{ font-size:clamp(26px,3.6vw,42px); color:var(--fg); }

.sheet__lead{ margin:0; font-size:clamp(15px,1.2vw,17px); color:var(--muted); max-width:62ch; }

.sheet__feats{ list-style:none; margin:0; padding:0; display:grid; gap:10px; }
.sheet__feats li{ position:relative; padding-left:24px; font-size:14.5px; color:var(--muted); }
.sheet__feats li::before{
  content:""; position:absolute; left:0; top:8px;
  width:9px; height:9px; border:1px solid var(--accent);
}

.sheet__works{ display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--line); }
.sheet__works figure{
  margin:0; padding:0;
  background:var(--bg);
}
/* height:auto обязателен: у <img> заданы width/height,
   без него картинка растягивается на высоту грид-ячейки */
.sheet__shot{
  display:block; width:100%; height:auto;
  aspect-ratio:3 / 2; object-fit:cover;
  background:var(--bg);
}
.sheet__works figcaption{
  padding:12px 16px 14px;
  font-family:var(--f-mono); font-size:10px; letter-spacing:.1em;
  text-transform:uppercase; color:var(--muted); line-height:1.6;
}

.sheet__spec{ margin:0; display:grid; gap:10px; padding-top:18px; border-top:1px solid var(--line); }
.sheet__spec > div{ display:flex; justify-content:space-between; gap:18px; }
.sheet__spec dt{
  font-family:var(--f-mono); font-size:10.5px; letter-spacing:.1em;
  text-transform:uppercase; color:var(--muted); padding-top:2px;
}
.sheet__spec dd{ margin:0; font-size:14px; color:var(--fg); text-align:right; }

/* кнопка всегда на виду, даже когда карточка длинная и прокручивается */
.sheet__cta{
  position:sticky; bottom:0;
  border-color:var(--accent); background:var(--accent); color:var(--bg);
  box-shadow:0 0 0 clamp(24px,4vw,44px) var(--surface);
}
.sheet__cta:hover{ background:var(--accent-2); border-color:var(--accent-2); color:var(--bg); }

@media (max-width:700px){
  .sheet__works{ grid-template-columns:1fr; }
  .sheet__head{ flex-direction:column; align-items:flex-start; gap:16px; padding-right:48px; }
  .sheet__spec > div{ flex-direction:column; gap:2px; }
  .sheet__spec dd{ text-align:left; }
}

/* ---------- процесс ---------- */
#process{ background:var(--surface); border-block:1px solid var(--line); }
.steps{
  list-style:none; margin:0; padding:0;
  border:1px solid var(--line);
  background:var(--bg-3);
}
.step{
  display:grid;
  grid-template-columns:110px minmax(0,1fr);
  gap:clamp(16px,3vw,40px);
  align-items:start;
  padding:30px 26px;
  border-bottom:1px solid var(--line);
  transition:background .24s ease;
}
.step:last-child{ border-bottom:0; }
.step:hover{ background:color-mix(in oklch, var(--surface) 78%, var(--border)); }
.step__n{
  font-family:var(--f-disp); font-size:38px; line-height:1;
  color:var(--brass-dk); font-variant-numeric:tabular-nums;
  transition:color .3s ease;
}
.step:hover .step__n{ color:var(--brass); }
.step__c h3{ font-size:25px; margin-bottom:8px; }
.step__c p{ margin:0; color:var(--ink-2); font-size:15px; max-width:62ch; }
.step__curtain-wrap{ margin:22px auto 0; max-width:1040px; }
.step__3d{ margin:22px auto 0; max-width:1040px; }
.step__3d-frame{ position:relative; aspect-ratio:16/10; border:1px solid var(--line); background:var(--bg); overflow:hidden; }
.step__3d-poster{ display:block; width:100%; height:100%; filter:brightness(.48) saturate(.85); transition:filter .7s ease; }
.step__3d-veil{
  position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:18px;
  background:radial-gradient(ellipse at center, color-mix(in oklch, var(--bg) 20%, transparent), color-mix(in oklch, var(--bg) 70%, transparent));
}
.step__3d-label{ font-family:var(--f-mono); font-size:12px; letter-spacing:.18em; text-transform:uppercase; color:var(--fg); }
.step__3d-play{
  display:inline-flex; align-items:center; gap:10px; min-height:48px; padding:0 22px;
  font:500 15px/1 var(--f-body); color:var(--brass-lt); background:color-mix(in oklch, var(--bg) 70%, transparent);
  border:1px solid var(--brass); border-radius:0; cursor:pointer;
  transition:background-color .22s, color .22s, border-color .22s, transform .22s;
}
.step__3d-play svg{ width:20px; height:20px; fill:none; stroke:currentColor; stroke-width:1.4; }
.step__3d-play:hover{ background:var(--brass); color:var(--bg); border-color:var(--brass); }
.step__3d-play:focus-visible{ outline:2px solid var(--brass); outline-offset:3px; }
/* появление действия, когда кадр попадает в экран */
.step__3d-frame.js-reveal .step__3d-label,
.step__3d-frame.js-reveal .step__3d-play{ opacity:0; transform:translateY(10px); transition:opacity .6s ease, transform .6s ease, background-color .22s, color .22s; }
.step__3d-frame.js-reveal.in-view .step__3d-label,
.step__3d-frame.js-reveal.in-view .step__3d-play{ opacity:1; transform:none; }
.step__3d-frame.js-reveal.in-view .step__3d-play{ transition-delay:.12s, .12s, 0s, 0s; }
.step__3d-frame.is-loading .step__3d-play{ pointer-events:none; color:var(--muted); border-color:var(--line); }
.step__3d-frame iframe{ position:absolute; inset:0; width:100%; height:100%; border:0; display:block; background:var(--bg); }
.step__3d-frame.is-live{ aspect-ratio:auto; height:620px; }
.step__3d .step__3d-cap{ margin:10px 0 0; color:var(--ink-2); font-size:13px; max-width:62ch; }
.step__3d-bar{ display:flex; align-items:center; justify-content:space-between; gap:16px; margin-top:14px; padding-top:14px; border-top:1px solid var(--line); }
.step__3d-count{ font-family:var(--f-mono); font-size:12px; letter-spacing:.14em; color:var(--brass); }
.step__3d-ctrls{ display:flex; gap:8px; }
@media (max-width:760px){ .step__3d-frame.is-live{ height:720px; } .step__3d-play{ font-size:14px; padding:0 18px; } }
@media (max-width:400px){ .step__3d-frame.is-live{ height:660px; } .step__3d-label{ font-size:11px; letter-spacing:.12em; } }
@media (prefers-reduced-motion:reduce){ .step__3d-frame.js-reveal .step__3d-label, .step__3d-frame.js-reveal .step__3d-play{ opacity:1; transform:none; transition:none; } .step__3d-poster{ transition:none; } }
.step__curtain{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);
  align-items:center;
  border:1px solid var(--line);
  background:var(--bg-2);
  outline:none;
}
.step__curtain-pane{
  position:relative; overflow:hidden;
  align-self:start;
  aspect-ratio:3/2;
}
.step__curtain-pane img{
  position:absolute; inset:0; width:100%; height:100%; object-fit:contain;
  clip-path:inset(0 0 0 100%);
  transition:clip-path .8s cubic-bezier(.65,0,.2,1);
  pointer-events:none; -webkit-user-drag:none;
}
.step__curtain-pane img.on{ clip-path:inset(0 0 0 0%); z-index:1; }
.step__curtain-pane img.out{ clip-path:inset(0 100% 0 0); z-index:2; }
.step__curtain-side{
  padding:clamp(20px,3vw,34px);
  display:flex; flex-direction:column; justify-content:center; gap:8px;
  border-left:1px solid var(--line);
}
.step__curtain-num{
  font-family:var(--f-mono); font-size:32px; letter-spacing:.02em;
  color:var(--brass); line-height:1; font-variant-numeric:tabular-nums;
}
.step__curtain-title{
  font-family:var(--f-disp); font-size:20px; text-transform:uppercase;
  letter-spacing:.01em; line-height:1.05; margin:2px 0 0;
}
.step__curtain-text{ margin:0; color:var(--ink-2); font-size:14px; max-width:32ch; }
.step__curtain-ctrls{ display:flex; gap:8px; margin-top:8px; }
.step__curtain-num, .step__curtain-title, .step__curtain-text, .step__curtain-ctrls{
  opacity:0; transform:translateY(14px);
  transition:opacity .5s .22s ease, transform .5s .22s cubic-bezier(.2,.7,.2,1);
}
.step__curtain-side.ready .step__curtain-num,
.step__curtain-side.ready .step__curtain-title,
.step__curtain-side.ready .step__curtain-text,
.step__curtain-side.ready .step__curtain-ctrls{
  opacity:1; transform:none;
}
.step__curtain-btn{
  width:44px; height:44px; padding:0; display:grid; place-items:center;
  border:1px solid var(--line); background:transparent; color:var(--fg);
  cursor:pointer; transition:border-color .2s ease, color .2s ease;
}
.step__curtain-btn svg{ width:16px; height:16px; fill:none; stroke:currentColor; stroke-width:1.6; }
.step__curtain-btn:hover{ border-color:var(--brass); color:var(--brass); }
.step__curtain-btn:focus-visible{ outline:2px solid var(--brass); outline-offset:2px; }
@media (max-width:760px){
  .step__curtain{ grid-template-columns:1fr; }
  .step__curtain-side{ border-left:0; border-top:1px solid var(--line); padding:20px; }
}
@media (prefers-reduced-motion: reduce){
  .step__curtain-pane img{ transition:none; }
  .step__curtain-num, .step__curtain-title, .step__curtain-text, .step__curtain-ctrls{ transition:none; }
}
/* ---------- проекты: карусель ---------- */
#works{ background:var(--bg); }
.works{ display:flex; align-items:center; gap:16px; }
.works__track{ flex:1 1 auto; min-width:0; }
.works__arrow{
  flex:0 0 auto; width:44px; height:44px;
  padding:0; display:grid; place-items:center;
  border:1px solid var(--line); background:transparent; color:var(--fg);
  cursor:pointer; transition:border-color .2s ease, color .2s ease;
}
.works__arrow svg{ width:16px; height:16px; fill:none; stroke:currentColor; stroke-width:1.6; }
.works__arrow:hover{ border-color:var(--brass); color:var(--brass); }
.works__arrow:focus-visible{ outline:2px solid var(--brass); outline-offset:2px; }
.works__dots{ display:flex; justify-content:center; gap:10px; margin-top:28px; }
.works__dot{ width:9px; height:9px; padding:0; border:1px solid var(--line); background:transparent; cursor:pointer; transition:background .2s ease, border-color .2s ease; }
.works__dot.is-active{ background:var(--brass); border-color:var(--brass); }
.works__dot:hover{ border-color:var(--brass); }
.works__dot:focus-visible{ outline:2px solid var(--brass); outline-offset:2px; }

.work{ display:none; }
.work.is-active{
  display:flex; flex-direction:column; gap:14px;
  border:1px solid var(--line);
  background:var(--bg-3);
  padding:28px 26px;
  animation:worksFade .3s ease;
}
@keyframes worksFade{ from{ opacity:0; } to{ opacity:1; } }
.work__gallery{ display:grid; grid-template-columns:repeat(2,1fr); gap:16px; align-items:start; }
.work__gallery--one{ grid-template-columns:1fr; }
.work__gallery figure{ margin:0; background:var(--bg); overflow:hidden; }
.work__gallery img{ display:block; width:100%; height:100%; object-fit:cover; cursor:zoom-in; transition:opacity .2s ease; }
.work__gallery img:hover{ opacity:.88; }
.work__gallery img:focus-visible{ outline:2px solid var(--brass); outline-offset:-3px; }
.work__gallery figcaption{
  padding:10px 0 0;
  font-family:var(--f-mono); font-size:10px; letter-spacing:.08em;
  text-transform:uppercase; color:var(--ink-3); line-height:1.6;
}
.work__id{
  display:flex; justify-content:space-between; gap:12px;
  font-family:var(--f-mono); font-size:11px; letter-spacing:.1em;
  text-transform:uppercase; color:var(--ink-3);
  padding-bottom:12px; border-bottom:1px solid var(--line);
}
.work h3{ font-size:28px; max-width:32ch; }
.work p{ margin:0; font-size:15px; max-width:64ch; color:var(--ink-2); }
.work__spec{ padding-top:14px; border-top:1px solid var(--line); display:grid; gap:8px; max-width:480px; }
.work__spec > div{ display:flex; justify-content:space-between; gap:14px; font-size:13px; }
.work__spec dt{ color:var(--ink-3); }
.work__spec dd{ margin:0; text-align:right; color:var(--ink); }
.work__spec .work__spec-total{ padding-top:8px; border-top:1px solid var(--line-2); align-items:baseline; }
.work__spec .work__spec-total dd{ font-family:var(--f-mono); font-size:15px; color:var(--brass-lt); }
.work__price{ margin:14px 0 0; padding-top:10px; border-top:1px solid var(--line-2); display:grid; gap:6px; max-width:420px; }
.work__price > div{ display:flex; justify-content:space-between; gap:14px; font-size:13px; }
.work__price dt{ color:var(--ink-3); }
.work__price dd{ margin:0; font-family:var(--f-mono); color:var(--brass-lt); white-space:nowrap; }
.work__toggle svg{ width:14px; height:14px; flex:0 0 auto; transition:transform .25s ease; }
.work__toggle[aria-expanded="true"] svg{ transform:rotate(180deg); }
.work__toggle:hover svg{ transform:translateY(2px); }
.work__toggle[aria-expanded="true"]:hover svg{ transform:rotate(180deg) translateY(-2px); }
@media (prefers-reduced-motion: reduce){
  .work.is-active{ animation:none; }
}

/* ---------- проекты: разворот «под кат» ---------- */
.work__panel[hidden]{ display:none; }
.work__panel-in{
  border-top:1px solid var(--line);
  margin-top:clamp(40px,5vw,56px);
  padding-top:clamp(40px,5vw,56px);
}
.work__panel-room{ padding-bottom:clamp(40px,5vw,64px); border-bottom:1px solid var(--line); margin-bottom:clamp(40px,5vw,64px); }
.work__panel-room:last-of-type{ border-bottom:0; margin-bottom:0; padding-bottom:0; }
.work__panel-room-head{ display:grid; grid-template-columns:110px minmax(0,1fr); gap:clamp(16px,3vw,40px); align-items:baseline; }
.work__panel-room-n{ font-family:var(--f-mono); font-size:13px; letter-spacing:.1em; color:var(--brass); }
.work__panel-room h4{
  font-family:var(--f-disp); font-weight:500; text-transform:uppercase;
  letter-spacing:.005em; line-height:1.05; text-wrap:balance;
  font-size:clamp(22px,2.6vw,28px); margin:0 0 12px;
}
.work__panel-room p{ margin:0; max-width:64ch; color:var(--ink-2); font-size:15px; }
.work__panel-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:16px;
  margin:clamp(20px,3vw,28px) 0 0 130px;
}
.work__panel-grid.is-two{ grid-template-columns:repeat(2,1fr); }
.work__panel-grid.is-one{ grid-template-columns:minmax(0,360px); }
.work__panel-grid figure{ margin:0; background:var(--bg); overflow:hidden; }
.work__panel-grid img{ display:block; width:100%; height:100%; object-fit:cover; cursor:zoom-in; transition:opacity .2s ease; }
.work__panel-grid img:hover{ opacity:.88; }
.work__panel-grid img:focus-visible{ outline:2px solid var(--brass); outline-offset:-3px; }
.work__panel-grid figcaption{
  padding:10px 0 0;
  font-family:var(--f-mono); font-size:10px; letter-spacing:.08em;
  text-transform:uppercase; color:var(--ink-3); line-height:1.6;
}
.work__panel-close-row{ display:flex; flex-wrap:wrap; align-items:center; gap:12px 28px; padding-top:clamp(32px,4vw,48px); }

/* ---------- лайтбокс для фото «Подробнее» ---------- */
.lightbox{
  position:fixed; inset:0; z-index:300;
  display:flex; align-items:center; justify-content:center;
  background:color-mix(in oklch, var(--bg) 94%, transparent);
  backdrop-filter:blur(3px); -webkit-backdrop-filter:blur(3px);
  padding:clamp(64px,8vw,96px) clamp(56px,10vw,120px);
}
.lightbox[hidden]{ display:none; }
.lightbox__figure{
  margin:0; width:100%; max-width:1100px;
  display:flex; flex-direction:column; gap:12px; align-items:center;
}
.lightbox__img{
  display:block; width:auto; height:auto;
  max-width:100%; max-height:76vh;
  background:var(--bg-2); object-fit:contain;
}
.lightbox__caption{
  font-family:var(--f-mono); font-size:11px; letter-spacing:.08em;
  text-transform:uppercase; color:var(--ink-2); text-align:center;
}
.lightbox__close,
.lightbox__arrow{
  position:fixed; z-index:301;
  width:44px; height:44px; padding:0; display:grid; place-items:center;
  border:1px solid var(--line); background:var(--bg-3); color:var(--fg);
  cursor:pointer; transition:border-color .2s ease, color .2s ease;
}
.lightbox__close svg,
.lightbox__arrow svg{ width:16px; height:16px; fill:none; stroke:currentColor; stroke-width:1.6; }
.lightbox__close:hover,
.lightbox__arrow:hover{ border-color:var(--brass); color:var(--brass); }
.lightbox__close:focus-visible,
.lightbox__arrow:focus-visible{ outline:2px solid var(--brass); outline-offset:2px; }
.lightbox__close{ top:20px; right:20px; }
.lightbox__arrow{ top:50%; transform:translateY(-50%); }
.lightbox__arrow--prev{ left:20px; }
.lightbox__arrow--next{ right:20px; }
.lightbox__arrow[hidden]{ display:none; }
@media (max-width:760px){
  .lightbox{ padding:72px 20px 88px; }
  .lightbox__close{ top:12px; right:12px; width:40px; height:40px; }
  .lightbox__arrow{ width:40px; height:40px; top:auto; bottom:28px; transform:none; }
  .lightbox__arrow--prev{ left:12px; }
  .lightbox__arrow--next{ right:12px; }
  .lightbox__img{ max-height:64vh; }
}

/* ---------- форма ---------- */
.order{
  padding:clamp(72px,9vw,124px) 0;
  background:
    radial-gradient(820px 460px at 12% 8%, color-mix(in oklch, var(--accent) 11%, transparent), transparent 65%),
    var(--surface);
  border-top:1px solid var(--line);
}
.order__in{
  display:grid; grid-template-columns:minmax(0,1fr) minmax(0,.92fr);
  gap:clamp(34px,5vw,80px); align-items:start;
}
.order__h2{ font-size:clamp(36px,5.2vw,64px); margin:0 0 22px; }
.order__lead{ margin:0 0 26px; color:var(--ink-2); max-width:48ch; }
.order__pts{ list-style:none; margin:0 0 34px; padding:0; display:grid; gap:12px; }
.order__pts li{
  position:relative; padding-left:26px; font-size:14.5px; color:var(--ink-2);
}
.order__pts li::before{
  content:""; position:absolute; left:0; top:9px;
  width:11px; height:11px; border:1px solid var(--brass);
}
.order__pts li::after{
  content:""; position:absolute; left:3px; top:12px;
  width:5px; height:5px; background:var(--brass);
}
.order__contacts{
  display:grid; gap:8px; padding-top:26px; border-top:1px solid var(--line);
}
.order__contacts a{ font-family:var(--f-mono); font-size:15px; letter-spacing:.02em; }
.order__contacts a:hover{ color:var(--brass-lt); }
/* CTA «Напишите нам в Телеграм» — вторичная кнопка: основная (заливка) остаётся у отправки формы */
.order__contacts .tg-link{
  gap:12px; width:fit-content; margin:0 0 6px; padding:0 24px;
  font-family:var(--f-body); font-size:15px; font-weight:500; letter-spacing:0;
  color:var(--brass-lt); border-color:var(--brass);
}
.order__contacts .tg-link .tg-ico{ width:20px; height:20px; color:var(--brass); transition:transform .25s ease; }
.order__contacts .tg-link:hover{ color:var(--fg); border-color:var(--brass-lt); }
.order__contacts .tg-link:hover .tg-ico{ color:var(--brass-lt); transform:translateX(3px); }
@media (max-width:560px){ .order__contacts .tg-link{ width:100%; justify-content:center; } }
@media (prefers-reduced-motion:reduce){ .order__contacts .tg-link .tg-ico{ transition:none; } }
.order__contacts span{ font-size:13px; color:var(--ink-3); }

.form{
  position:relative;
  border:1px solid var(--line);
  background:var(--bg-3);
  padding:clamp(24px,3vw,38px);
  display:grid; gap:18px;
}
.field{ display:grid; gap:8px; }
.field label{
  font-family:var(--f-mono); font-size:11px; letter-spacing:.12em;
  text-transform:uppercase; color:var(--ink-3);
  display:flex; gap:8px; align-items:baseline;
}
.field label em{ font-style:normal; text-transform:none; letter-spacing:.02em; opacity:.65; font-size:10.5px; }

.field input,
.field textarea,
.select select{
  width:100%;
  background:transparent;
  border:0; border-bottom:1px solid var(--line);
  color:var(--ink);
  font-family:var(--f-body); font-size:16px;
  padding:11px 2px;
  transition:border-color .25s ease;
}
.field textarea{ resize:vertical; line-height:1.55; }
.field input::placeholder,
.field textarea::placeholder{ color:color-mix(in oklch, var(--muted) 40%, transparent); }
.field input:focus,
.field textarea:focus,
.select select:focus{ outline:none; border-bottom-color:var(--brass); }

.select{ position:relative; }
.select select{ appearance:none; cursor:pointer; padding-right:28px; }
.select select option{ background:var(--bg-3); color:var(--ink); }
.select::after{
  content:""; position:absolute; right:6px; top:19px;
  width:7px; height:7px; border-right:1px solid var(--brass); border-bottom:1px solid var(--brass);
  transform:rotate(45deg); pointer-events:none;
}

.field.is-bad input,
.field.is-bad textarea,
.field.is-bad .select select{ border-bottom-color:var(--accent-2); }
.field__err{
  font-size:12px; color:var(--accent-2); min-height:0; display:none;
}
.field.is-bad .field__err{ display:block; }
.field__err--check{ margin-top:-10px; }
.field__err--check.is-on{ display:block; }

.check{ display:flex; gap:12px; align-items:flex-start; cursor:pointer; margin-top:4px; }
.check input{ position:absolute; opacity:0; width:0; height:0; }
.check__box{
  flex:0 0 auto; width:18px; height:18px; margin-top:2px;
  border:1px solid var(--line); position:relative; transition:border-color .2s ease;
}
.check__box::after{
  content:""; position:absolute; inset:3px; background:var(--brass);
  opacity:0; transform:scale(.75);
  transition:opacity .14s ease, transform .14s cubic-bezier(.23,1,.32,1);
}
.check input:checked + .check__box::after{ opacity:1; transform:scale(1); }
.check input:focus-visible + .check__box{ outline:2px solid var(--brass); outline-offset:2px; }
.check__txt{ font-size:13px; color:var(--ink-3); line-height:1.5; }
.check__txt a{ color:var(--brass-lt); text-decoration:underline; text-underline-offset:2px; }
.check__txt a:hover{ color:var(--brass); }

.form__note{
  margin:0; font-size:12px; color:var(--ink-3); text-align:center; line-height:1.6;
}

.form__ok{
  position:absolute; inset:0;
  background:var(--bg-3);
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:14px; text-align:center; padding:34px;
  animation:fadeUp .22s cubic-bezier(.23,1,.32,1);
}
.form__ok[hidden]{ display:none; }
.form__ok-mark{
  width:54px; height:54px; border:1px solid var(--brass); color:var(--brass);
  display:grid; place-items:center; font-size:22px;
}
.form__ok h3{ font-size:30px; }
.form__ok p{ margin:0; max-width:40ch; color:var(--ink-2); font-size:14.5px; }
@keyframes fadeUp{ from{ opacity:0; transform:translateY(10px);} to{ opacity:1; transform:none; } }

/* ---------- футер ---------- */
.ftr{ border-top:1px solid var(--line); background:var(--bg); padding-top:clamp(48px,6vw,72px); }
.ftr__in{
  display:grid; grid-template-columns:1.2fr 1fr 1fr; gap:36px;
  padding-bottom:44px;
}
.ftr__logo{
  font-family:var(--f-disp); font-size:clamp(24px,2.4vw,30px);
  text-transform:uppercase; letter-spacing:.12em;
  display:block; margin-bottom:14px;
}
.ftr__brand p{ margin:0; font-size:14px; color:var(--ink-3); max-width:38ch; }
.ftr__nav{ display:grid; gap:10px; align-content:start; }
.ftr__nav a{ font-size:14px; color:var(--ink-2); width:fit-content; min-height:44px; display:inline-flex; align-items:center; }
.ftr__nav a:hover{ color:var(--brass-lt); }
.ftr__cnt{ display:grid; gap:9px; align-content:start; }
.ftr__tel{ font-family:var(--f-disp); font-size:24px; letter-spacing:.04em; color:var(--brass-lt); }
.ftr__cnt a{ font-size:14px; min-height:44px; display:inline-flex; align-items:center; }
.ftr__cnt span{ font-size:13px; color:var(--ink-3); }
.ftr__soc{ display:flex; gap:10px; margin-top:8px; }
.ftr__soc a{
  width:44px; height:44px; border:1px solid var(--line);
  display:grid; place-items:center;
  font-family:var(--f-mono); font-size:11px; letter-spacing:.06em; color:var(--ink-2);
  transition:border-color .25s ease, color .25s ease;
}
.ftr__soc a:hover{ border-color:var(--brass); color:var(--brass); }
.ftr__soc a:has(.tg-ico){ width:auto; padding:0 12px; display:inline-flex; align-items:center; gap:8px; }
.ftr__soc .tg-ico{ width:16px; height:16px; }
.ftr__btm{
  border-top:1px solid var(--line);
  padding-block:20px;
  display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap;
  font-family:var(--f-mono); font-size:11px; letter-spacing:.08em;
  text-transform:uppercase; color:var(--ink-3);
}
.ftr__btm a{ color:inherit; min-height:44px; display:inline-flex; align-items:center; }
.ftr__btm a:hover{ color:var(--brass-lt); }

/* ---------- появление при скролле ---------- */
.reveal{ opacity:0; transform:translateY(22px); }
.reveal.is-in{
  opacity:1; transform:none;
  transition:opacity .7s ease, transform .7s cubic-bezier(.22,.61,.36,1);
}
@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; }
}

/* =========================================================
   Адаптив
   ========================================================= */
@media (max-width:1080px){
  .nav{ display:none; }
  .burger{ display:block; }
  .hdr__tel, .hdr__tg{ display:none; }

  .nav.is-open{
    display:flex; flex-direction:column; gap:0;
    position:absolute; top:82px; left:0; right:0;
    background:var(--bg);
    border-block:1px solid var(--line);
    padding:8px var(--pad) 24px;
    box-shadow:0 30px 60px color-mix(in oklch, var(--bg) 50%, transparent);
  }
  .nav.is-open a{ padding:15px 0; border-bottom:1px solid var(--line-2); font-size:17px; }
  .nav.is-open .nav__tel{
    display:block; font-family:var(--f-mono); font-size:16px; color:var(--brass-lt);
    border-bottom:0;
  }
  .nav.is-open .nav__tg{
    display:flex; align-items:center; gap:10px; font-size:16px; color:var(--ink);
  }
  .nav.is-open .nav__tg .tg-ico{ color:var(--brass); }
  .nav.is-open .nav__cta{
    display:flex; margin-top:14px; border-bottom:0; font-size:15px; padding:0 20px;
    color:var(--bg); background:var(--brass);
  }
  .nav.is-open .nav__cta::after,
  .nav.is-open .nav__tel::after,
  .nav.is-open .nav__tg::after{ content:none; }

  .hero__in{ grid-template-columns:1fr; }
  .split{ grid-template-columns:1fr; }
  .order__in{ grid-template-columns:1fr; }
  .cards, .mats{ grid-template-columns:1fr 1fr; }
  .works{ gap:10px; }
}

@media (max-width:760px){
  .hdr__side > .btn{ display:none; }

  .hero{ padding-top:120px; }
  .stats{ grid-template-columns:1fr 1fr; }
  .stats li{ padding:22px 18px; }
  .stats li:nth-child(odd){ border-left:0; padding-left:0; }
  .stats li:nth-child(3), .stats li:nth-child(4){ border-top:1px solid var(--line); }

  .cards, .mats, .feats{ grid-template-columns:1fr; }
  .sec__head--row{ align-items:flex-start; }

  .works__arrow{ width:36px; height:36px; }
  .works__arrow svg{ width:14px; height:14px; }
  .work.is-active{ padding:22px 18px; }

  .work__panel-room-head{ grid-template-columns:1fr; gap:6px; }
  .work__panel-room-n{ order:-1; }
  .work__panel-grid{ margin-left:0; grid-template-columns:1fr 1fr; }
  .work__panel-grid.is-one{ grid-template-columns:1fr; }

  .step{ grid-template-columns:64px 1fr; padding:24px 0; }
  .step__n{ font-size:28px; }

  .ftr__in{ grid-template-columns:1fr; gap:30px; }
  .btn{ --bh:54px; }
  .hero__cta .btn{ flex:1 1 100%; }
}

@container (max-width:720px){
  .cards, .mats, .feats{ grid-template-columns:1fr; }
  .card__foot{ align-items:flex-start; flex-direction:column; }
}

/* ---------- уведомление о cookie ---------- */
.cookie-bar{
  position:fixed;
  left:0; right:0; bottom:0;
  z-index:80;
  background:var(--surface);
  border-top:1px solid var(--line);
  padding:18px var(--pad);
  padding-bottom:calc(18px + env(safe-area-inset-bottom, 0px));
  transition:transform .3s ease, opacity .3s ease;
}
.cookie-bar.is-hiding{ transform:translateY(14px); opacity:0; }
.cookie-bar__in{
  max-width:var(--shell);
  margin-inline:auto;
  display:flex; align-items:center; justify-content:space-between; gap:28px; flex-wrap:wrap;
}
.cookie-bar__txt{ margin:0; font-size:13px; line-height:1.55; color:var(--ink-2); max-width:64ch; }
.cookie-bar__txt a{ color:var(--brass-lt); text-decoration:underline; text-underline-offset:2px; }
.cookie-bar__txt a:hover{ color:var(--brass); }
.cookie-bar__btn{ flex-shrink:0; }
@media (max-width:640px){
  .cookie-bar__in{ flex-direction:column; align-items:stretch; gap:14px; }
  .cookie-bar__btn{ width:100%; }
}

/* ---------- нижняя лента-рулетка ---------- */
.tape{
  position:fixed; left:0; right:0; bottom:0;
  height:var(--tape-band);
  z-index:55;
  background:var(--surface);
  border-top:1px solid var(--line);
  box-shadow:0 -18px 32px -20px color-mix(in oklch, var(--bg) 70%, transparent);
  overflow:hidden;
  pointer-events:none;
}
.tape::before{
  content:""; position:absolute; inset:0 0 auto 0; height:1px;
  background:linear-gradient(90deg, transparent, var(--brass) 14%, transparent 58%);
  opacity:.55;
}
.tape__rig{ position:absolute; left:var(--pad); top:50%; }
.tape__shadow{
  position:absolute; left:0; top:calc(var(--tape-bh) / 2); height:12px;
  width:var(--tape-len,0px); z-index:1;
  background:linear-gradient(180deg, color-mix(in oklch, var(--bg) 55%, transparent), transparent);
  filter:blur(3px);
}
.tape__blade{
  position:absolute; left:0; top:calc(var(--tape-bh) / -2);
  height:var(--tape-bh); width:var(--tape-len,0px);
  overflow:hidden; z-index:2;
}
.tape__face{
  position:absolute; left:0; top:0; height:100%; width:var(--tape-max,900px);
  background:
    linear-gradient(180deg, color-mix(in oklch, var(--bg) 22%, transparent), transparent 18%, color-mix(in oklch, var(--fg) 30%, transparent) 48%, transparent 66%, color-mix(in oklch, var(--bg) 18%, transparent)),
    linear-gradient(180deg, var(--brass-lt), var(--brass) 56%, var(--brass-dk));
}
.tape__ticks{
  position:absolute; inset:0;
  background-image:
    repeating-linear-gradient(90deg, color-mix(in oklch, var(--bg) 62%, transparent) 0 1px, transparent 1px var(--tape-t1,10px)),
    repeating-linear-gradient(90deg, color-mix(in oklch, var(--bg) 78%, transparent) 0 1px, transparent 1px var(--tape-t2,50px)),
    repeating-linear-gradient(90deg, var(--bg) 0 1.6px, transparent 1.6px var(--tape-t3,100px));
  background-size:100% 22%, 100% 36%, 100% 58%;
  background-repeat:repeat-x;
}
.tape__nums{ position:absolute; inset:auto 0 3px 0; height:1em; }
.tape__nums b{
  position:absolute; bottom:0; transform:translateX(-50%);
  font-family:var(--f-mono); font-weight:600;
  font-size:clamp(8px,1vh,11px); letter-spacing:-.02em;
  color:var(--bg);
}
.tape__hook{
  position:absolute; left:var(--tape-len,0px); top:calc(var(--tape-bh) / -2 - 8px);
  height:calc(var(--tape-bh) + 16px); width:9px; z-index:3;
  background:linear-gradient(180deg, var(--border), var(--muted) 32%, color-mix(in oklch, var(--muted) 60%, var(--bg)) 64%, var(--border));
  border-left:1px solid color-mix(in oklch, var(--bg) 55%, transparent);
  box-shadow:2px 3px 7px color-mix(in oklch, var(--bg) 45%, transparent);
}
.tape__hook::after{
  content:""; position:absolute; left:2px; top:50%; width:4px; height:4px;
  background:var(--bg); transform:translateY(-50%);
}
@media (prefers-reduced-motion: reduce){ .tape__blade, .tape__hook, .tape__shadow{ transition:none; } }