@view-transition { navigation: auto; }

:root{
  --bg:#f2ebe1;
  --surface:#fbf8f3;
  --soft:#ebe2d5;
  --soft-2:#e6dccd;
  --ink:#2a2119;
  --ink-2:#45392e;
  --muted:#7a6c5d;
  --line:#e3d8c8;
  --line-2:#d4c6b2;
  --accent:#5a3a22;
  --accent-2:#7a5233;
  --accent-soft:#eadbc8;
  --accent-tint:#f2e9dd;
  --sky:#ece2d3;

  --shadow-sm:0 1px 2px rgba(70,48,25,.06),0 2px 8px rgba(70,48,25,.05);
  --shadow:0 2px 6px rgba(70,48,25,.05),0 16px 40px -12px rgba(70,48,25,.16);
  --shadow-lg:0 4px 12px rgba(70,48,25,.06),0 30px 70px -20px rgba(70,48,25,.24);

  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  --ease:cubic-bezier(.22,1,.36,1);
  --ease-sheet:cubic-bezier(.32,.72,0,1);
  --t1:.2s; --t2:.32s; --t3:.45s;

  --wrap:1200px;
  --gutter:clamp(16px,4vw,40px);
  --header-h:72px;
  --sbw:0px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 12px);-webkit-text-size-adjust:100%;background:var(--bg)}
body{
  font-family:"Manrope",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;-webkit-tap-highlight-color:transparent;
}
body.locked{overflow:hidden;padding-right:var(--sbw)}
::selection{background:var(--accent-soft);color:var(--accent)}
a{color:inherit}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
svg{fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:8px}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}

/* смена языка: плавное гашение текста */
.i18n{transition:opacity var(--t1) var(--ease)}
html.swapping .i18n{opacity:0}
html.lang-pending .i18n{visibility:hidden}

/* ---------- прогресс прокрутки ---------- */
.progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:60;pointer-events:none}
.progress span{display:block;height:100%;transform-origin:0 50%;transform:scaleX(0);
  background:linear-gradient(90deg,var(--accent),#a8784a)}

/* ---------- шапка ---------- */
.site-header{
  position:fixed;top:0;left:0;right:var(--sbw);z-index:50;
  border-bottom:1px solid transparent;
  transition:transform var(--t3) var(--ease),border-color var(--t2) var(--ease);
}
.site-header::before{
  content:"";position:absolute;inset:0;z-index:-1;opacity:0;
  background:rgba(242,235,225,.82);backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);
  transition:opacity var(--t2) var(--ease);
}
.site-header.scrolled{border-bottom-color:var(--line)}
.site-header.scrolled::before{opacity:1}
.site-header.hidden{transform:translateY(-100%)}
.nav{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);gap:20px}

.brand{display:flex;align-items:center;gap:11px;font-weight:700;font-size:17px;letter-spacing:.005em;text-decoration:none;min-height:44px}
.mark{width:34px;height:34px;flex:0 0 34px;border-radius:9px;background:var(--accent);color:#fff;
  display:grid;place-items:center;box-shadow:0 6px 16px -6px rgba(90,58,34,.55);
  transition:transform var(--t3) var(--ease)}
.mark svg{width:26px;height:26px;fill:#fff;stroke:none}
.brand:hover .mark{transform:rotate(-6deg) scale(1.06)}

.menu{display:flex;gap:2px;padding:4px;border-radius:999px}
.menu a{
  position:relative;text-decoration:none;font-size:14.5px;font-weight:600;color:var(--muted);
  padding:9px 15px;border-radius:999px;transition:color var(--t1) var(--ease),background-color var(--t2) var(--ease);
}
.menu a:hover{color:var(--ink);background:var(--soft)}
.menu a.active{color:var(--accent);background:var(--accent-soft)}

.nav-right{display:flex;align-items:center;gap:10px}
.lang{position:relative;display:flex;padding:3px;border-radius:10px;background:var(--soft);border:1px solid var(--line)}
.lang button{position:relative;z-index:1;font-size:13px;font-weight:700;color:var(--muted);
  min-width:46px;height:34px;padding:0 10px;border-radius:7px;transition:color var(--t2) var(--ease)}
.lang button[aria-pressed="true"]{color:var(--ink)}
.lang-pill{position:absolute;top:3px;bottom:3px;left:0;width:var(--pw,46px);border-radius:7px;background:var(--surface);
  box-shadow:0 1px 2px rgba(70,48,25,.14),0 2px 6px rgba(70,48,25,.07);transform:translateX(var(--px,3px))}
html.ready .lang-pill{transition:transform var(--t3) var(--ease),width var(--t3) var(--ease)}

.burger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:var(--surface);
  position:relative;transition:transform var(--t1) var(--ease)}
.burger:active{transform:scale(.94)}
.burger span{position:absolute;left:13px;right:13px;height:1.8px;background:var(--ink);border-radius:2px;transition:transform var(--t2) var(--ease)}
.burger span:first-child{top:17px}
.burger span:last-child{top:25px}
.burger[aria-expanded="true"] span:first-child{transform:translateY(4px) rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{transform:translateY(-4px) rotate(-45deg)}

/* ---------- кнопки ---------- */
.btn{
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:52px;padding:0 24px;border-radius:12px;text-decoration:none;isolation:isolate;overflow:hidden;
  font-weight:700;font-size:15px;letter-spacing:.005em;white-space:nowrap;
  transition:transform var(--t2) var(--ease),translate var(--t3) var(--ease),box-shadow var(--t2) var(--ease),background-color var(--t2) var(--ease),border-color var(--t2) var(--ease),color var(--t2) var(--ease);
}
.btn-sm{min-height:44px;padding:0 18px;font-size:14px;border-radius:10px}
.btn-primary{color:#fff;background:var(--accent);box-shadow:0 8px 22px -10px rgba(90,58,34,.7),inset 0 1px 0 rgba(255,255,255,.14)}
.btn-primary::before{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.28) 50%,transparent 70%);
  transform:translateX(-120%);transition:transform .9s var(--ease)}
.btn-primary:hover{background:#452b18;box-shadow:0 14px 30px -12px rgba(90,58,34,.75)}
.btn-primary:hover::before{transform:translateX(120%)}
.btn-ghost{color:var(--ink);background:var(--surface);border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn:active{transform:scale(.97)}
.arr{width:18px;height:18px;stroke-width:2;transition:transform var(--t2) var(--ease)}
.btn:hover .arr{transform:translateX(3px)}

/* ---------- hero ---------- */
.hero{position:relative;padding:calc(var(--header-h) + clamp(40px,7vw,96px)) 0 clamp(64px,8vw,112px);overflow:hidden;isolation:isolate}
.hero-bg{position:absolute;inset:0;z-index:-1;pointer-events:none;
  -webkit-mask-image:linear-gradient(#000 70%,transparent);mask-image:linear-gradient(#000 70%,transparent)}
.dots{position:absolute;inset:0;
  background-image:radial-gradient(circle,#d6c6b0 1px,transparent 1.3px);background-size:22px 22px;
  -webkit-mask-image:radial-gradient(ellipse 70% 70% at 75% 40%,#000 0%,transparent 70%);
          mask-image:radial-gradient(ellipse 70% 70% at 75% 40%,#000 0%,transparent 70%);opacity:.8}
.blob{position:absolute;border-radius:50%;filter:blur(70px);will-change:transform}
.blob-a{width:560px;height:560px;right:-120px;top:-160px;background:radial-gradient(circle,#e8d8bf,transparent 65%);animation:drift-a 20s var(--ease) infinite alternate}
.blob-b{width:520px;height:520px;left:-200px;bottom:-260px;background:radial-gradient(circle,#e6dccb,transparent 65%);animation:drift-b 24s var(--ease) infinite alternate}
@keyframes drift-a{to{transform:translate3d(-60px,50px,0) scale(1.08)}}
@keyframes drift-b{to{transform:translate3d(70px,-40px,0) scale(1.1)}}

.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(32px,5vw,72px);align-items:center}
.kicker{
  display:inline-flex;align-items:center;gap:10px;padding:7px 14px 7px 10px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-sm);
  font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);
}
.live{position:relative;width:8px;height:8px;border-radius:50%;background:#b9824e}
.live::after{content:"";position:absolute;inset:0;border-radius:50%;background:#b9824e;animation:ping 2.2s var(--ease) infinite}
@keyframes ping{0%{transform:scale(1);opacity:.7}80%,100%{transform:scale(2.8);opacity:0}}

h1{margin-top:24px;font-size:clamp(36px,5.2vw,64px);line-height:1.06;letter-spacing:-.035em;font-weight:800;text-wrap:balance}
h1 em{font-style:normal;color:var(--accent)}
h1 em .wi{color:var(--accent)}
.sub{margin-top:22px;font-size:clamp(16px,1.5vw,18.5px);color:var(--muted);max-width:33em;line-height:1.65}
.cta-row{margin-top:34px;display:flex;gap:12px;flex-wrap:wrap}

/* разбиение заголовка на слова */
.w{display:inline-block;overflow:hidden;vertical-align:top;padding:0 .02em .12em;margin:0 -.02em -.12em}
.wi{display:inline-block;will-change:transform}
.js .split .wi{transform:translate3d(0,105%,0);opacity:0}
.loaded .split .wi{transform:none;opacity:1;
  transition:transform 1s var(--ease),opacity .7s var(--ease);transition-delay:calc(.12s + var(--i,0) * 45ms)}

.js .reveal-hero{opacity:0;transform:translate3d(0,18px,0)}
.loaded .reveal-hero{opacity:1;transform:none;
  transition:opacity .9s var(--ease),transform 1.1s var(--ease);transition-delay:calc(.1s + var(--d,0) * 70ms)}

/* визуал «сеть поставок» */
.hero-visual{position:relative}
.net-card{position:relative;aspect-ratio:1;max-width:540px;margin-left:auto;border-radius:32px;
  background:linear-gradient(160deg,#fbf8f3 0%,#f5efe6 55%,#efe6d9 100%);
  border:1px solid var(--line);box-shadow:var(--shadow-lg);transition:transform .6s var(--ease)}
.net-card::before{content:"";position:absolute;inset:0;border-radius:inherit;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:40px 40px;opacity:.55;
  -webkit-mask-image:radial-gradient(circle at 50% 50%,#000 30%,transparent 72%);
          mask-image:radial-gradient(circle at 50% 50%,#000 30%,transparent 72%)}
.net{position:relative;width:100%;height:100%;display:block}
.orbit{fill:none;stroke:var(--line-2);stroke-width:1;stroke-dasharray:3 7}
.orbits{transform-origin:260px 260px;animation:spin 60s linear infinite}
.o2{stroke:#e0d3c1}
@keyframes spin{to{transform:rotate(360deg)}}
.routes path{fill:none;stroke:#c6a988;stroke-width:1.6;stroke-dasharray:5 7;animation:flow 1.6s linear infinite}
@keyframes flow{to{stroke-dashoffset:-24}}
.pulses circle{fill:var(--accent);stroke:var(--surface);stroke-width:2}
.nodes circle{fill:var(--surface);stroke:var(--line-2);stroke-width:1;filter:drop-shadow(0 6px 10px rgba(70,48,25,.1))}
.nodes use{color:var(--accent);stroke-width:1.6}
.hub-core{fill:var(--accent)}
.hub use{fill:#fff;stroke:none}
.hub-ring{fill:none;stroke:rgba(90,58,34,.25);stroke-width:8}
.hub-pulse{fill:rgba(90,58,34,.12);transform-origin:0 0;animation:hub 3s var(--ease) infinite}
@keyframes hub{0%{transform:scale(1);opacity:1}100%{transform:scale(1.9);opacity:0}}

.float-chip{position:absolute;display:flex;align-items:center;gap:10px;max-width:78%;
  padding:10px 14px;border-radius:14px;background:rgba(251,248,243,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border:1px solid var(--line);box-shadow:var(--shadow);font-size:13.5px;font-weight:600;line-height:1.35;color:var(--ink-2)}
.float-chip svg{width:30px;height:30px;flex:0 0 30px;padding:6px;border-radius:9px;background:var(--accent-soft);color:var(--accent)}
.chip-a{left:-24px;bottom:-22px;animation:float 7s ease-in-out infinite}
.chip-b{left:26%;top:-22px;animation:float 8s ease-in-out -3s infinite}
@keyframes float{50%{transform:translateY(-8px)}}

/* ---------- секции ---------- */
.section{position:relative;padding:clamp(72px,9vw,120px) 0}
.section-soft{background:var(--soft)}
.section-soft::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(circle,#dacbb6 1px,transparent 1.3px);background-size:22px 22px;
  -webkit-mask-image:linear-gradient(180deg,#000,transparent 40%);mask-image:linear-gradient(180deg,#000,transparent 40%);opacity:.7}
.sec-head{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:clamp(36px,5vw,56px)}
.sec-label{display:inline-flex;align-items:center;gap:8px;padding:5px 10px 5px 6px;border-radius:999px;background:var(--accent-soft);color:var(--accent)}
.sec-label svg{width:18px;height:18px;fill:var(--accent);stroke:none}
.sec-num{font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.06em;background:var(--surface);border-radius:999px;padding:2px 8px}
h2{font-size:clamp(30px,4vw,46px);font-weight:800;letter-spacing:-.03em;line-height:1.1}

.js .reveal{opacity:0;transform:translate3d(0,26px,0)}
.reveal.in{opacity:1;transform:none;
  transition:opacity .9s var(--ease),transform 1.1s var(--ease);transition-delay:calc(var(--d,0) * 90ms)}

/* карточки услуг */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{position:relative;padding:28px 28px 32px;border-radius:22px;background:var(--surface);border:1px solid var(--line);
  box-shadow:var(--shadow-sm);overflow:hidden;isolation:isolate}
.card.in{transition:opacity .9s var(--ease),transform 1.1s var(--ease),box-shadow var(--t3) var(--ease),border-color var(--t3) var(--ease),translate var(--t3) var(--ease);
  transition-delay:calc(var(--d,0) * 90ms),calc(var(--d,0) * 90ms),0s,0s,0s}
.card::before{content:"";position:absolute;inset:0;z-index:-1;opacity:0;transition:opacity var(--t3) var(--ease);
  background:radial-gradient(380px circle at var(--mx,50%) var(--my,0%),rgba(122,82,51,.08),transparent 50%)}
.card::after{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,var(--accent),#a8784a);
  transform:scaleX(0);transform-origin:0 50%;transition:transform var(--t3) var(--ease)}
.card:hover{translate:0 -4px;box-shadow:var(--shadow);border-color:#cdbda6}
.card:hover::before{opacity:1}
.card:hover::after{transform:scaleX(1)}
.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.ic{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);
  transition:background-color var(--t3) var(--ease),color var(--t3) var(--ease),transform var(--t3) var(--ease)}
.ic svg{width:26px;height:26px}
.card:hover .ic{background:var(--accent);color:#fff;transform:rotate(-6deg)}
.num{font-family:var(--mono);font-size:12.5px;font-weight:500;color:var(--muted);letter-spacing:.06em}
.card h3{font-size:19px;font-weight:700;letter-spacing:-.015em;line-height:1.3;margin-bottom:10px}
.card p{font-size:15px;color:var(--muted);line-height:1.65}

/* шаги */
.steps{list-style:none;position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.track{position:absolute;left:12.5%;right:12.5%;top:32px;height:2px;
  background:repeating-linear-gradient(90deg,var(--line-2) 0 6px,transparent 6px 12px)}
.track span{position:absolute;inset:0;transform-origin:0 50%;transform:scaleX(var(--p,0));
  background:linear-gradient(90deg,var(--accent),#a8784a);border-radius:2px}
.step{position:relative;text-align:center;padding:0 8px}
.node{position:relative;z-index:1;width:64px;height:64px;margin:0 auto 22px;border-radius:50%;display:grid;place-items:center;
  background:var(--surface);border:1px solid var(--line-2);color:var(--muted);box-shadow:var(--shadow-sm);
  transition:background-color var(--t3) var(--ease),color var(--t3) var(--ease),border-color var(--t3) var(--ease),box-shadow var(--t3) var(--ease),transform var(--t3) var(--ease)}
.node svg{width:26px;height:26px}
.step.on .node{background:var(--accent);border-color:var(--accent);color:#fff;
  box-shadow:0 0 0 6px var(--accent-soft),0 10px 24px -8px rgba(90,58,34,.6)}
.step h3{font-size:17px;font-weight:700;letter-spacing:-.01em;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--muted);max-width:20em;margin:0 auto}

/* о нас */
.about-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:clamp(32px,6vw,80px);align-items:center}
.about-lead{font-size:clamp(21px,2.4vw,30px);line-height:1.4;font-weight:700;letter-spacing:-.02em}
.lw{color:#c8b9a5;transition:color var(--t3) var(--ease)}
.lw.on{color:var(--ink)}
.about-sub{margin-top:26px;font-size:clamp(15.5px,1.4vw,17px);color:var(--muted);max-width:40em;
  padding:18px 20px;border-radius:14px;background:var(--accent-tint);border-left:3px solid var(--accent)}

.about-badge{position:relative;aspect-ratio:1;max-width:380px;width:100%;margin:0 auto;display:grid;place-items:center}
.badge-rings{position:absolute;inset:0}
.badge-rings i{position:absolute;border-radius:50%;border:1px dashed var(--line-2)}
.badge-rings i:nth-child(1){inset:0;animation:spin 70s linear infinite}
.badge-rings i:nth-child(2){inset:15%;border-style:solid;border-color:var(--line)}
.badge-rings i:nth-child(3){inset:30%;background:radial-gradient(circle,var(--accent-soft),transparent 70%);border:0}
.badge-core{position:relative;width:36%;aspect-ratio:1;border-radius:28%;background:var(--accent);display:grid;place-items:center;
  box-shadow:0 20px 50px -16px rgba(90,58,34,.6),inset 0 1px 0 rgba(255,255,255,.15)}
.badge-core svg{width:70%;height:70%;fill:#fff;stroke:none}
.badge-chip{position:absolute;width:52px;height:52px;border-radius:15px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);
  display:grid;place-items:center;color:var(--accent)}
.badge-chip svg{width:24px;height:24px}
.bc-1{top:8%;left:14%;animation:float 7s ease-in-out infinite}
.bc-2{top:20%;right:4%;animation:float 8s ease-in-out -2s infinite}
.bc-3{bottom:10%;left:22%;animation:float 9s ease-in-out -4s infinite}

/* контакты */
.contact-box{position:relative;overflow:hidden;isolation:isolate;border-radius:28px;padding:clamp(28px,5vw,56px);
  background:linear-gradient(135deg,var(--accent-tint) 0%,var(--surface) 55%,var(--sky) 100%);border:1px solid var(--line);box-shadow:var(--shadow)}
.contact-mark{position:absolute;z-index:-1;right:-70px;bottom:-120px;width:320px;height:320px;fill:var(--accent);stroke:none;opacity:.045}
.contact-main{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.mail-ic{width:60px;height:60px;border-radius:16px;background:var(--accent);color:#fff;display:grid;place-items:center;flex:0 0 auto;
  box-shadow:0 10px 24px -10px rgba(90,58,34,.7)}
.mail-ic svg{width:28px;height:28px}
.mail{display:inline-flex;align-items:center;gap:10px;text-decoration:none;min-width:0;
  font-size:clamp(22px,3.6vw,42px);font-weight:800;letter-spacing:-.03em;line-height:1.15;color:var(--ink)}
.mail-text{background:linear-gradient(var(--accent),var(--accent)) 0 100%/0 2px no-repeat;padding-bottom:3px;
  transition:background-size var(--t3) var(--ease),color var(--t2) var(--ease);overflow-wrap:anywhere}
.mail:hover .mail-text{background-size:100% 2px;color:var(--accent)}
.mail .arr{width:.75em;height:.75em;flex:0 0 auto;color:var(--accent)}
.mail:hover .arr{transform:translate(3px,-3px)}
.copy{position:relative;display:inline-grid;min-height:46px;padding:0 20px;place-items:center;margin-left:auto;
  border-radius:12px;border:1px solid var(--line-2);background:var(--surface);font-size:14px;font-weight:700;box-shadow:var(--shadow-sm);
  transition:border-color var(--t2) var(--ease),color var(--t2) var(--ease),transform var(--t1) var(--ease)}
.copy:hover{border-color:var(--accent);color:var(--accent)}
.copy:active{transform:scale(.96)}
.copy > span{grid-area:1/1;transition:opacity var(--t2) var(--ease),transform var(--t2) var(--ease)}
.copy-done{opacity:0;transform:translateY(8px);color:var(--accent)}
.copy.done .copy-label{opacity:0;transform:translateY(-8px)}
.copy.done .copy-done{opacity:1;transform:none}
.contact-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px;padding-top:28px;border-top:1px solid var(--line)}
.meta-line{display:flex;align-items:center;gap:12px;font-size:15px;font-weight:600;color:var(--ink-2);line-height:1.4}
.meta-ic{width:40px;height:40px;flex:0 0 40px;border-radius:12px;background:var(--surface);border:1px solid var(--line);color:var(--accent);display:grid;place-items:center}
.meta-ic svg{width:20px;height:20px}

/* подвал */
.site-footer{border-top:1px solid var(--line);padding:28px 0 40px;background:var(--soft)}
.foot{display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;font-size:13.5px;color:var(--muted)}
.brand-sm{font-size:14px;font-weight:600;color:var(--ink-2)}
.brand-sm .mark{width:28px;height:28px;flex-basis:28px;border-radius:8px}
.brand-sm .mark svg{width:21px;height:21px}

/* ---------- мобильная шторка ---------- */
.sheet-backdrop{position:fixed;inset:0;z-index:70;background:rgba(42,33,25,.35);backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);
  opacity:0;transition:opacity var(--t3) var(--ease)}
.sheet{position:fixed;left:0;right:0;bottom:0;z-index:80;max-height:88svh;overflow:auto;overscroll-behavior:contain;
  padding:10px 18px calc(22px + env(safe-area-inset-bottom));border-radius:24px 24px 0 0;
  background:var(--surface);box-shadow:0 -20px 60px rgba(70,48,25,.2);
  transform:translate3d(0,100%,0);transition:transform .5s var(--ease-sheet);touch-action:pan-y}
.sheet.open{transform:translate3d(0,var(--drag,0px),0)}
.sheet.dragging{transition:none}
.sheet-backdrop.open{opacity:1}
.sheet-handle{width:40px;height:5px;border-radius:5px;background:var(--line-2);margin:4px auto 16px}
.sheet-nav{display:flex;flex-direction:column;gap:4px}
.sheet-nav a{display:flex;align-items:center;gap:14px;min-height:58px;padding:8px 10px;border-radius:14px;text-decoration:none;
  font-size:19px;font-weight:700;letter-spacing:-.01em;
  opacity:0;transform:translate3d(0,12px,0);transition:opacity var(--t3) var(--ease),transform var(--t3) var(--ease),background-color var(--t2) var(--ease)}
.sheet-nav a:active{background:var(--soft);transform:scale(.98)}
.sheet-ic{width:42px;height:42px;border-radius:12px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;flex:0 0 42px}
.sheet-ic svg{width:21px;height:21px}
.sheet.open .sheet-nav a{opacity:1;transform:none}
.sheet.open .sheet-nav a:nth-child(1){transition-delay:.08s}
.sheet.open .sheet-nav a:nth-child(2){transition-delay:.13s}
.sheet.open .sheet-nav a:nth-child(3){transition-delay:.18s}
.sheet.open .sheet-nav a:nth-child(4){transition-delay:.23s}
.sheet-cta{width:100%;margin-top:18px;opacity:0;transition:opacity var(--t3) var(--ease) .28s,transform var(--t2) var(--ease)}
.sheet.open .sheet-cta{opacity:1}

/* ---------- адаптив ---------- */
@media (max-width:1023px){
  .menu,.nav-cta{display:none}
  .burger{display:block}
  .hero-grid{grid-template-columns:1fr}
  .net-card{margin:0 auto;max-width:480px}
  .cards{grid-template-columns:1fr 1fr}
  .cards .card:last-child{grid-column:1/-1}
  .steps{grid-template-columns:1fr 1fr;gap:40px 20px}
  .track{display:none}
  .about-grid{grid-template-columns:1fr}
  .about-badge{max-width:300px}
  .contact-meta{grid-template-columns:1fr}
}
@media (max-width:767px){
  :root{--header-h:64px}
  .brand{font-size:15.5px;gap:10px}
  .mark{width:30px;height:30px;flex-basis:30px;border-radius:8px}
  .mark svg{width:23px;height:23px}
  .lang button{min-width:42px;height:34px;padding:0 8px}
  .kicker{font-size:11px}
  .cta-row{flex-direction:column;align-items:stretch}
  .btn{width:100%}
  .net-card{border-radius:24px}
  .float-chip{font-size:12px;padding:8px 10px;gap:8px}
  .float-chip svg{width:26px;height:26px;flex-basis:26px;padding:5px}
  .chip-a{left:8px;bottom:-34px}
  .chip-b{left:auto;right:8px;top:-18px}
  .cards{grid-template-columns:1fr;gap:14px}
  .cards .card:last-child{grid-column:auto}
  .card{padding:24px 22px 26px}
  .card-top{margin-bottom:20px}
  .steps{grid-template-columns:1fr;gap:0}
  .track{display:block;left:31px;right:auto;top:32px;bottom:32px;width:2px;height:auto;
    background:repeating-linear-gradient(180deg,var(--line-2) 0 6px,transparent 6px 12px)}
  .track span{transform-origin:50% 0;transform:scaleY(var(--p,0))}
  .step{text-align:left;padding:0 0 34px 84px;min-height:64px}
  .step:last-child{padding-bottom:0}
  .node{position:absolute;left:0;top:0;margin:0}
  .step h3{padding-top:6px}
  .step p{margin:0}
  .about-badge{max-width:240px}
  .badge-chip{width:44px;height:44px;border-radius:13px}
  .badge-chip svg{width:20px;height:20px}
  .contact-main{gap:16px}
  .mail-ic{width:48px;height:48px;border-radius:14px}
  .mail-ic svg{width:24px;height:24px}
  .copy{margin-left:0}
  .contact-mark{width:220px;height:220px}
  .foot{flex-direction:column;align-items:flex-start}
}
@media (hover:none){
  .card:hover{translate:none;box-shadow:var(--shadow-sm);border-color:var(--line)}
  .card:hover::before{opacity:0}
  .card:hover::after{transform:scaleX(0)}
  .card:hover .ic{background:var(--accent-soft);color:var(--accent);transform:none}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important;transition-delay:0s!important}
  .js .reveal,.js .reveal-hero,.js .split .wi{opacity:1;transform:none}
  .lw{color:var(--ink)}
  .pulses{display:none}
}