/* ============================================================
   GLAZOVLAB — design system
   ============================================================ */
:root{
  --violet:#6A55E8;
  --violet-dk:#5340D0;
  --violet-lt:#8F7BFF;
  --lilac:#EFECFF;
  --lilac-2:#DED7FF;
  --green:#80B24E;
  --green-dk:#6E9C41;
  --green-lt:#EDF4E4;
  --black:#0B0B0F;
  --ink:#15151C;
  --white:#fff;
  --bg:#F5F5F7;
  --gray:#75758A;
  --line:#E4E4EC;
  --line-2:#EFEFF4;

  --fd:'Onest',system-ui,sans-serif;
  --fb:'Inter',system-ui,-apple-system,sans-serif;
  --cw:1280px;
  --hh:74px;
  --e:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--fb);background:var(--white);color:var(--black);font-size:17px;line-height:1.6;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
/* height:auto обязателен: у картинок проставлены атрибуты width/height, и когда
   ширину задаёт CSS (width:100%), высота осталась бы равной атрибуту — на
   телефоне скриншоты в блоке «Как проходит подготовка» из-за этого вытягивались.
   Пропорции при этом браузер по-прежнему знает и не даёт вёрстке прыгать. */
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
::selection{background:var(--violet);color:#fff}
.wrap{width:100%;max-width:var(--cw);margin:0 auto;padding:0 28px;position:relative}

h1,h2,h3,h4{font-family:var(--fd);font-weight:800;line-height:1.04;letter-spacing:-.035em}
h1{font-size:clamp(1.7rem,4.05vw,3.9rem)}
h2{font-size:clamp(1.5rem,3.15vw,3rem)}
h3{font-size:clamp(1.1rem,1.45vw,1.35rem);line-height:1.2;letter-spacing:-.02em}
.vio{color:var(--violet)}
.grn{color:var(--green)}
.lead{font-size:clamp(15.5px,1.45vw,18px);color:var(--gray);max-width:560px;margin-top:20px;line-height:1.6}
.dark .lead{color:rgba(255,255,255,.6)}

/* ---------- underline stroke ---------- */
.udl{position:relative;display:inline-block;white-space:nowrap}
.udl>svg{position:absolute;left:-1%;bottom:-.2em;width:102%;height:.26em;overflow:visible}
.udl path{fill:none;stroke:var(--green);stroke-width:8;stroke-linecap:round;
  stroke-dasharray:640;stroke-dashoffset:640;transition:stroke-dashoffset 1.2s var(--e) .35s}
.is-in .udl path{stroke-dashoffset:0}
.udl.v path{stroke:var(--violet)}

/* ============================================================
   DECOR PRIMITIVES
   ============================================================ */
.grid-bg{position:absolute;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(var(--line-2) 1px,transparent 1px),linear-gradient(90deg,var(--line-2) 1px,transparent 1px);
  background-size:56px 56px}
.grid-bg.fade{-webkit-mask-image:radial-gradient(ellipse 75% 70% at 60% 45%,#000 35%,transparent 78%);
  mask-image:radial-gradient(ellipse 75% 70% at 60% 45%,#000 35%,transparent 78%)}
.dec{position:absolute;pointer-events:none;z-index:1;line-height:0}
.dec svg{width:100%;height:100%;display:block}
.dec-star svg{fill:var(--violet)}
.dec-star.b svg{fill:var(--black)}
.dec-cross svg{fill:none;stroke:var(--violet);stroke-width:9;stroke-linecap:square}
.dec-globe svg{fill:none;stroke:var(--black);stroke-width:2.4}
.dec-dots{background-image:radial-gradient(var(--black) 1.6px,transparent 1.6px);background-size:11px 11px;opacity:.85}
.dec-ring{border-radius:50%;border:1.5px solid var(--violet);opacity:.35}
.circle-v{position:absolute;border-radius:50%;background:var(--violet);z-index:0}
.circle-g{position:absolute;border-radius:50%;background:var(--green);z-index:0}

/* ---------- angled ribbon ---------- */
.ribbon{position:relative;background:var(--black);color:#fff;overflow:hidden;
  padding:15px 0;transform:rotate(-2.2deg);width:112%;margin-left:-6%;z-index:5}
.ribbon.r{transform:rotate(2.2deg)}
.ribbon.v{background:var(--violet)}
.ribbon-t{display:flex;width:max-content;animation:slide 30s linear infinite}
.ribbon.rev .ribbon-t{animation-direction:reverse}
@keyframes slide{to{transform:translateX(-50%)}}
.ribbon-g{display:flex;align-items:center;gap:34px;padding-right:34px;font-family:var(--fd);font-weight:700;
  font-size:15px;text-transform:uppercase;letter-spacing:.04em;white-space:nowrap}
.ribbon-g i{width:7px;height:7px;background:var(--green);display:block;flex-shrink:0;transform:rotate(45deg)}
.ribbon.v .ribbon-g i{background:#fff}
.ribbon-sec{padding:34px 0;overflow:hidden}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:18px 32px;
  font-family:var(--fb);font-weight:800;font-size:15.5px;letter-spacing:-.01em;
  border:2px solid transparent;transition:background .24s,color .24s,border-color .24s,box-shadow .24s;
  position:relative;white-space:nowrap;will-change:transform}
.btn-v{background:var(--violet);color:#fff;border-color:var(--violet)}
.btn-v:hover{background:var(--violet-dk);border-color:var(--violet-dk);box-shadow:7px 7px 0 rgba(11,11,15,1)}
.btn-g{background:var(--green);color:#fff;border-color:var(--green)}
.btn-g:hover{background:var(--green-dk);border-color:var(--green-dk);box-shadow:7px 7px 0 rgba(11,11,15,1)}
.btn-o{background:transparent;color:var(--black);border-color:var(--black)}
.btn-o:hover{background:var(--black);color:#fff}
.btn-w{background:#fff;color:var(--black);border-color:#fff}
.btn-w:hover{background:transparent;color:#fff;border-color:#fff}
.btn-sm{padding:13px 22px;font-size:14.5px}

/* ============================================================
   PRELOADER / PROGRESS
   ============================================================ */
.pre{position:fixed;inset:0;z-index:1000;background:var(--white);display:grid;place-items:center;
  transition:opacity .5s var(--e),visibility .5s}
.pre.off{opacity:0;visibility:hidden}
.pre-in{text-align:center;width:220px}
.pre-logo{font-family:var(--fd);font-weight:800;font-size:22px;letter-spacing:-.045em;margin-bottom:18px;
  display:flex;align-items:center;justify-content:center;gap:10px}
.pre-logo img{width:40px;height:40px;animation:spin 2.4s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.pre-bar{height:3px;background:var(--line);overflow:hidden}
.pre-bar i{display:block;height:100%;width:0;background:var(--violet);transition:width .3s linear}
.sprog{position:fixed;top:0;left:0;height:3px;background:var(--violet);width:0;z-index:120;transition:width .1s linear}

/* ============================================================
   HEADER
   ============================================================ */
.hd{position:fixed;top:0;left:0;right:0;z-index:100;background:var(--white);
  border-bottom:1px solid var(--line);transition:box-shadow .25s}
.hd.s{box-shadow:0 10px 30px -22px rgba(11,11,15,.5)}
.hd-in{display:flex;align-items:center;gap:30px;padding:13px 0}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--fd);font-weight:800;font-size:19px;
  letter-spacing:-.045em;flex-shrink:0}
.logo img{width:42px;height:42px;flex-shrink:0;object-fit:contain}
.nav{display:flex;gap:6px;margin-left:auto}
.nav a{font-weight:700;font-size:15px;padding:9px 13px;position:relative;transition:color .2s}
.nav a::after{content:'';position:absolute;left:13px;right:100%;bottom:4px;height:2px;background:var(--violet);
  transition:right .3s var(--e)}
.nav a:hover{color:var(--violet)}
.nav a:hover::after{right:13px}
.hd-r{display:flex;align-items:center;gap:14px}
.hd-tel{font-family:var(--fd);font-weight:700;font-size:15px;white-space:nowrap;letter-spacing:-.03em}
.hd-tel small{display:block;font-family:var(--fb);font-size:10.5px;color:var(--gray);font-weight:700;
  text-transform:uppercase;letter-spacing:.1em}
.bg{display:none;width:44px;height:44px;background:var(--black);flex-direction:column;align-items:center;justify-content:center;gap:5px}
.bg i{width:18px;height:2px;background:#fff;transition:.28s}
body.mo .bg i:nth-child(1){transform:translateY(7px) rotate(45deg)}
body.mo .bg i:nth-child(2){opacity:0}
body.mo .bg i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mob{position:fixed;inset:0;z-index:99;background:var(--black);color:#fff;padding:96px 28px 40px;
  display:flex;flex-direction:column;gap:2px;opacity:0;visibility:hidden;transition:.3s;overflow-y:auto}
body.mo .mob{opacity:1;visibility:visible}
.mob a{font-family:var(--fd);font-weight:700;font-size:24px;letter-spacing:-.03em;padding:14px 0;
  border-bottom:1px solid rgba(255,255,255,.12)}
.mob a.btn{margin-top:24px;border-bottom:none;font-family:var(--fb);font-size:15.5px;padding:18px 24px}

/* ============================================================
   SECTION FRAME
   ============================================================ */
.sec{padding:clamp(70px,7.5vw,118px) 0;position:relative;overflow:hidden}
.tag{display:inline-flex;align-items:center;gap:9px;padding:8px 16px;background:var(--lilac);color:var(--violet);
  font-weight:800;font-size:12.5px;text-transform:uppercase;letter-spacing:.11em;margin-bottom:20px}
.tag::before{content:'';width:6px;height:6px;background:var(--violet);transform:rotate(45deg)}
.tag.g{background:var(--green-lt);color:var(--green-dk)}
.tag.g::before{background:var(--green)}
.tag.d{background:rgba(255,255,255,.1);color:#fff}
.tag.d::before{background:var(--green)}
.sec-h{position:relative;z-index:2;margin-bottom:clamp(38px,4.4vw,62px)}
.sec-h.c{text-align:center;max-width:720px;margin-left:auto;margin-right:auto}
.sec-h.c .lead{margin-left:auto;margin-right:auto}

/* ============================================================
   HERO
   ============================================================ */
.hero{padding:calc(var(--hh) + 56px) 0 76px;position:relative;overflow:hidden;background:var(--bg)}
.hero-in{display:grid;grid-template-columns:1.02fr .98fr;gap:40px;align-items:center;position:relative;z-index:3}
.hero h1{margin-bottom:22px}
.hero h1 .w{display:inline-block;opacity:0;transform:translateY(24px);
  transition:opacity .6s var(--e),transform .6s var(--e)}
.is-in h1 .w{opacity:1;transform:none}
.hero-btns{display:flex;flex-wrap:wrap;gap:13px;margin:30px 0}
.hero-tr{display:grid;grid-template-columns:repeat(3,auto);justify-content:start;gap:28px;
  padding-top:24px;border-top:1px solid var(--line)}
.tr-i b{display:block;font-family:var(--fd);font-weight:800;font-size:clamp(1.4rem,2vw,1.85rem);
  line-height:1;letter-spacing:-.04em;margin-bottom:6px}
.tr-i span{font-size:12.5px;color:var(--gray);font-weight:600;line-height:1.25;display:block;max-width:112px}

/* ---- hero lab: интерактивный эксперимент ---- */
.lab{position:relative;width:100%;max-width:540px;margin-left:auto;--liquid:#6A55E8}
.lab-stage{position:relative;aspect-ratio:1/1.12;width:100%}
.lab-grid{position:absolute;inset:-3%;
  background-image:linear-gradient(rgba(11,11,15,.085) 1px,transparent 1px),linear-gradient(90deg,rgba(11,11,15,.085) 1px,transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(ellipse 68% 68% at 52% 48%,#000 42%,transparent 80%);
  mask-image:radial-gradient(ellipse 68% 68% at 52% 48%,#000 42%,transparent 80%)}
.lab .circle-v{width:46%;height:46%;left:-7%;top:24%;transition:background .8s var(--e);background:var(--liquid);opacity:.62}
.flask{position:absolute;left:15%;top:0;width:74%;height:94%;z-index:3}
.flask svg{width:100%;height:100%;overflow:visible}
.fl-liquid{fill:var(--liquid);transition:fill .75s var(--e)}
.fl-wave{fill:none;stroke:#fff;stroke-width:3;opacity:.45}
.liq{animation:wob 7s ease-in-out infinite}
@keyframes wob{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
.bub{opacity:0;animation:rise 4.6s ease-in infinite}
.bub:nth-of-type(2){animation-delay:1.2s}
.bub:nth-of-type(3){animation-delay:2.4s}
.bub:nth-of-type(4){animation-delay:3.5s}
@keyframes rise{0%{opacity:0;transform:translateY(0) scale(.5)}
  14%{opacity:.7}80%{opacity:.35}100%{opacity:0;transform:translateY(-130px) scale(1.2)}}
.lab.fizz .bub{animation-duration:1.4s}
.flask{transition:transform .1s}
.lab.react .flask{animation:shake .42s cubic-bezier(.36,.07,.19,.97) 3}
@keyframes shake{0%,100%{transform:translateX(0) rotate(0)}
  20%{transform:translateX(-3px) rotate(-.7deg)}40%{transform:translateX(3px) rotate(.7deg)}
  60%{transform:translateX(-2px) rotate(-.4deg)}80%{transform:translateX(2px) rotate(.4deg)}}
.flash{opacity:0}
.lab.react .flash{animation:flash 1s ease-out}
@keyframes flash{0%{opacity:.75;transform:scale(.7)}100%{opacity:0;transform:scale(1.9)}}
.steam{opacity:0}
.lab.react .steam{animation:steam 2.6s ease-out}
@keyframes steam{0%{opacity:0}18%{opacity:.55}100%{opacity:0}}
.steam .s1{animation:up 2.6s ease-out infinite}
.steam .s2{animation:up 2.6s ease-out .35s infinite}
.steam .s3{animation:up 2.6s ease-out .7s infinite}
@keyframes up{0%{transform:translateY(0) scale(.6)}100%{transform:translateY(-120px) scale(1.5)}}
.sed{opacity:0;transition:opacity .8s var(--e) .4s}
.lab.has-sed .sed{opacity:.5}
.gauge{display:flex;gap:8px;margin-bottom:12px}
.gauge div{flex:1;border:1.5px solid var(--line);padding:8px 10px}
.gauge span{display:block;font-size:9.5px;font-weight:800;text-transform:uppercase;letter-spacing:.12em;color:var(--gray)}
.gauge b{font-family:var(--fd);font-weight:800;font-size:16px;letter-spacing:-.03em;
  font-variant-numeric:tabular-nums;transition:color .4s}
.gauge.hot b{color:var(--violet)}
.drop{opacity:0}
.lab.pour .drop{animation:drop .62s cubic-bezier(.5,0,.9,.5) forwards}
@keyframes drop{0%{opacity:1;transform:translateY(0) scaleY(1)}
  70%{opacity:1;transform:translateY(190px) scaleY(1.5)}
  100%{opacity:0;transform:translateY(250px) scaleY(.6)}}
.ripple{opacity:0;transform-origin:180px 272px}
.lab.pour .ripple{animation:rip .9s .58s ease-out}
@keyframes rip{0%{opacity:.75;transform:scale(.2)}100%{opacity:0;transform:scale(1.6)}}

/* реагенты */
.exp{position:relative;z-index:6;background:#fff;border:1.5px solid var(--line);margin-top:-2%;
  padding:16px 18px 18px;box-shadow:0 20px 44px -30px rgba(11,11,15,.5)}
.exp-h{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:13px}
.exp-h span{font-size:10.5px;font-weight:800;text-transform:uppercase;letter-spacing:.13em;color:var(--gray)}
.exp-live{display:inline-flex;align-items:center;gap:7px;font-size:10.5px;font-weight:800;
  text-transform:uppercase;letter-spacing:.11em;color:var(--violet)}
.exp-live i{width:7px;height:7px;background:var(--violet);display:block;animation:blink 1.5s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}
.exp-btns{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;margin-bottom:14px}
.exp-b{border:1.5px solid var(--line);padding:11px 8px 10px;display:flex;flex-direction:column;
  align-items:center;gap:7px;transition:.25s var(--e);background:#fff}
.exp-b:hover{border-color:var(--black);transform:translateY(-3px)}
.exp-b.on{border-color:var(--black);background:var(--black);color:#fff}
.exp-b svg{width:20px;height:34px;display:block}
.exp-b .tube-l{fill:none;stroke:currentColor;stroke-width:3.4;stroke-linecap:round;stroke-linejoin:round}
.exp-b b{font-size:11.5px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.exp-res{border-top:1.5px solid var(--line);padding-top:13px;display:flex;align-items:center;gap:12px}
.exp-sw{width:34px;height:34px;flex-shrink:0;background:var(--liquid);transition:background .6s var(--e)}
.exp-res b{display:block;font-family:var(--fd);font-weight:700;font-size:14px;letter-spacing:-.03em;line-height:1.2}
.exp-res small{font-size:12px;color:var(--gray);font-weight:600}
.exp-hint{margin-left:auto;font-size:10.5px;font-weight:800;text-transform:uppercase;letter-spacing:.1em;
  color:var(--gray);text-align:right;line-height:1.3;flex-shrink:0}
.lab .dec-star.s1{width:30px;height:30px;left:1%;top:3%}
.lab .dec-globe.g1{width:56px;height:56px;left:15%;top:7%}
.lab .dec-cross.c1{width:30px;height:30px;right:3%;top:12%}
.lab .dec-dots.d1{width:80px;height:74px;right:0;top:40%}

/* ============================================================
   TILES «это про тебя»
   ============================================================ */
.abt-hd{display:flex;justify-content:space-between;align-items:flex-end;gap:34px;flex-wrap:wrap}
.abt-btns{display:flex;flex-direction:column;gap:10px;min-width:262px;position:relative}
.abt-btns .btn{width:100%}
.tiles{display:grid;grid-template-columns:repeat(12,1fr);gap:16px;position:relative;z-index:2}
.tile{position:relative;padding:26px;min-height:290px;display:flex;flex-direction:column;
  justify-content:space-between;color:#fff;overflow:hidden;
  transition:transform .4s var(--e),box-shadow .4s var(--e)}
.tile:hover{transform:translateY(-9px)}
.tile .ti{width:88px;height:88px;position:relative;z-index:2}
.tile .ti svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:3.4;
  stroke-linecap:round;stroke-linejoin:round}
.tile p{font-family:var(--fd);font-weight:700;font-size:clamp(1rem,1.15vw,1.15rem);line-height:1.25;
  letter-spacing:-.03em;margin-top:20px;position:relative;z-index:2}
.tile .tn{position:absolute;right:20px;top:14px;font-family:var(--fd);font-weight:800;font-size:15px;
  opacity:.3;letter-spacing:-.03em}
.t-v{background:var(--violet)}
.t-g{background:var(--green)}
.t-b{background:var(--black)}
.t-l{background:var(--lilac);color:var(--black)}
.t-w{background:#fff;color:var(--black);border:1.5px solid var(--line)}
.tile.sp4{grid-column:span 4}
.tile.sp3{grid-column:span 3}
.tile.sp5{grid-column:span 5}
.tile-glow{position:absolute;width:180px;height:180px;border-radius:50%;background:rgba(255,255,255,.14);
  right:-60px;bottom:-60px;transition:transform .5s var(--e)}
.tile:hover .tile-glow{transform:scale(1.5)}
.t-l .tile-glow,.t-w .tile-glow{background:rgba(106,85,232,.1)}

/* ============================================================
   NUMBERS
   ============================================================ */
.band{background:var(--black);color:#fff;position:relative;overflow:hidden}
.band .grid-bg,.dark .grid-bg{background-image:linear-gradient(rgba(255,255,255,.038) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.038) 1px,transparent 1px);background-size:64px 64px}
.nums{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid rgba(255,255,255,.16);position:relative;z-index:2}
.nu{padding:34px 20px 28px;border-right:1px solid rgba(255,255,255,.16);transition:background .3s;position:relative;overflow:hidden}
.nu:last-child{border-right:none}
.nu::before{content:'';position:absolute;inset:0;background:var(--violet);transform:translateY(101%);
  transition:transform .45s var(--e);z-index:-1}
.nu:hover::before{transform:none}
.nu b{display:block;font-family:var(--fd);font-weight:800;font-size:clamp(2.1rem,3.4vw,3.1rem);line-height:1;
  margin-bottom:12px;letter-spacing:-.05em;font-variant-numeric:tabular-nums;white-space:nowrap;position:relative}
.nu b .cnt{font:inherit;color:inherit;letter-spacing:inherit}
.nu>span{font-size:13.5px;color:rgba(255,255,255,.55);font-weight:600;line-height:1.3;display:block;
  transition:color .3s;position:relative}
.nu:hover>span{color:rgba(255,255,255,.92)}
.nu:nth-child(2) b,.nu:nth-child(4) b{color:var(--green)}
.nu:hover b{color:#fff}

/* ============================================================
   LESSONS (индивидуальные занятия)
   ============================================================ */
.les-sec{background:var(--bg)}
.tabs{display:inline-flex;border:1.5px solid var(--black);background:#fff}
.tab{padding:14px 30px;font-weight:800;font-size:15px;transition:.22s}
.tab+.tab{border-left:1.5px solid var(--black)}
.tab.on{background:var(--black);color:#fff}
.pick-lbl{font-size:12.5px;font-weight:800;text-transform:uppercase;letter-spacing:.12em;
  color:var(--gray);margin-bottom:16px;position:relative;z-index:2}
.subj{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;position:relative;z-index:2;margin-bottom:20px}
.sub{background:#fff;border:1.5px solid var(--line);padding:22px 22px 20px;text-align:left;
  display:flex;flex-direction:column;gap:10px;transition:.3s var(--e);position:relative}
.sub:hover{border-color:var(--black);transform:translateY(-5px)}
.sub.on{background:var(--violet);border-color:var(--violet);color:#fff;box-shadow:9px 9px 0 var(--black)}
.sub-ic{width:46px;height:46px}
.sub-ic svg{width:100%;height:100%;fill:none;stroke:var(--violet);stroke-width:3.4;stroke-linecap:round;stroke-linejoin:round}
.sub.on .sub-ic svg{stroke:#fff}
.sub b{font-family:var(--fd);font-weight:800;font-size:19px;letter-spacing:-.035em}
.sub-d{font-size:13.8px;color:var(--gray);line-height:1.5}
.sub.on .sub-d{color:rgba(255,255,255,.82)}
.sub::after{content:'';position:absolute;right:18px;top:18px;width:20px;height:20px;
  border:1.5px solid var(--line);transition:.25s}
.sub.on::after{background:#fff;border-color:#fff;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23000' d='M9 16.2L4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/16px no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23000' d='M9 16.2L4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/16px no-repeat}

.incl{background:#fff;border:1.5px solid var(--black);padding:30px 32px 32px;position:relative;z-index:2}
.incl-h{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;flex-wrap:wrap;
  padding-bottom:24px;border-bottom:1.5px solid var(--line);margin-bottom:24px}
.incl-tag{display:inline-block;background:var(--lilac);color:var(--violet);font-weight:800;font-size:11.5px;
  text-transform:uppercase;letter-spacing:.11em;padding:7px 13px;margin-bottom:12px}
.incl-h h3{font-size:clamp(1.2rem,1.8vw,1.6rem);margin-bottom:7px}
.incl-h p{font-size:14.2px;color:var(--gray);max-width:520px}
.incl-btn{flex-shrink:0}
.incl-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.inc{padding-left:26px;position:relative}
.inc::before{content:'';position:absolute;left:0;top:2px;width:18px;height:18px;background:var(--green);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23000' d='M9 16.2L4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/contain no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23000' d='M9 16.2L4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/contain no-repeat}
.inc b{display:block;font-family:var(--fd);font-weight:700;font-size:14.5px;letter-spacing:-.03em;margin-bottom:5px}
.inc span{font-size:13px;color:var(--gray);line-height:1.5}

/* ============================================================
   LAB SHOWCASE (фото Фёдора)
   ============================================================ */
.show{position:relative;background:var(--bg);overflow:hidden}
.show-in{display:grid;grid-template-columns:1.02fr .98fr;gap:52px;align-items:center;position:relative;z-index:3}
.show-ph{position:relative;aspect-ratio:4/5;width:100%;max-width:520px}
.show-ph .circle-v{width:76%;height:76%;left:-17%;top:8%}
.show-ph .ph{position:absolute;inset:0;z-index:3;overflow:hidden;background:var(--violet);isolation:isolate}
.show-ph .ph img{width:100%;height:100%;object-fit:cover;object-position:50% 22%;transform:scale(1.02);
  filter:grayscale(1) contrast(1.45) brightness(.92);mix-blend-mode:screen;
  transition:transform 1.2s var(--e),filter .55s var(--e)}
.show-ph:hover .ph img{transform:scale(1.05);filter:grayscale(0) contrast(1);mix-blend-mode:normal}
.ph-hint{position:absolute;right:0;bottom:-1px;z-index:6;background:#fff;color:var(--black);
  padding:9px 14px;font-size:11.5px;font-weight:800;text-transform:uppercase;letter-spacing:.09em;
  display:flex;align-items:center;gap:8px;transition:opacity .3s}
.ph-hint::before{content:'';width:7px;height:7px;background:var(--violet);transform:rotate(45deg)}
.show-ph:hover .ph-hint{opacity:0}
.lab-rib{position:absolute;left:-10%;right:-10%;z-index:6;transform:rotate(-7deg);
  background:var(--black);color:#fff;padding:11px 0;overflow:hidden}
.lab-rib .ribbon-g{font-size:13.5px}
.show-ph .lab-rib{bottom:12%}
.show-ph .dec-star.s1{width:30px;height:30px;left:-14px;bottom:16%;z-index:5}
.show-ph .dec-cross.c1{width:30px;height:30px;right:-6px;top:8%;z-index:5}
.show-ph .dec-dots.d1{width:80px;height:74px;right:-30px;bottom:26%;z-index:5}
.show-list{display:grid;gap:0;margin-top:30px;border-top:1px solid var(--line)}
.show-i{display:flex;gap:18px;padding:20px 0;border-bottom:1px solid var(--line);transition:padding .25s var(--e)}
.show-i:hover{padding-left:10px}
.show-i .k{width:44px;height:44px;flex-shrink:0;background:var(--lilac);display:grid;place-items:center}
.show-i .k svg{width:21px;height:21px;fill:none;stroke:var(--violet);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.show-i h4{font-family:var(--fd);font-weight:700;font-size:16px;letter-spacing:-.03em;margin-bottom:5px}
.show-i p{font-size:14.2px;color:var(--gray);line-height:1.5}

/* ============================================================
   PROCESS (dark, auto tabs)
   ============================================================ */
.dark{background:var(--black);color:#fff}
.pw{display:grid;grid-template-columns:266px 1fr;gap:46px;margin-top:44px;position:relative;z-index:2}
.pt{display:flex;flex-direction:column;gap:6px;justify-content:flex-end;padding-bottom:12px}
.pt-b{text-align:left;font-family:var(--fd);font-weight:700;font-size:clamp(1.05rem,1.35vw,1.3rem);
  letter-spacing:-.035em;line-height:1.2;color:rgba(255,255,255,.3);transition:color .3s;
  position:relative;padding:14px 0 14px 20px}
.pt-b:hover{color:rgba(255,255,255,.62)}
.pt-b.on{color:#fff}
.pt-b::before{content:'';position:absolute;left:0;top:12px;bottom:12px;width:3px;background:rgba(255,255,255,.14)}
.pt-b i{position:absolute;left:0;top:12px;bottom:12px;width:3px;background:var(--violet);
  transform:scaleY(0);transform-origin:top center;will-change:transform}
.stage{position:relative;min-height:440px}
.pane{position:absolute;inset:0;opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .18s var(--e)}
.pane.on{opacity:1;visibility:visible;pointer-events:auto;position:relative;min-height:440px;
  transition:opacity .42s var(--e)}
.pc{position:absolute;padding:24px 26px;color:#fff;
  transform:translateY(18px);opacity:0;transition:opacity .55s var(--e),transform .55s var(--e)}
.pane.on .pc{transform:none;opacity:1}
.pane.on .pc:nth-child(2){transition-delay:.1s}
.pane.on .pc:nth-child(3){transition-delay:.2s}
.pc b{font-family:var(--fd);font-weight:700;font-size:clamp(1.02rem,1.25vw,1.22rem);line-height:1.2;
  letter-spacing:-.03em;display:block}
.pc p{font-size:13.8px;opacity:.82;margin-top:9px;line-height:1.45}
.speech{background:var(--violet);position:relative}
.speech::after{content:'';position:absolute;left:38px;bottom:-15px;width:0;height:0;
  border:15px solid transparent;border-top-color:var(--violet);border-bottom:0}
.speech.g{background:var(--green)}
.speech.g::after{border-top-color:var(--green)}
.pc-out{border:1.5px solid rgba(255,255,255,.5);background:transparent}
.pc-fill{background:#fff;color:var(--black)}
.pc-fill p{opacity:.62}
.pc-ic{display:block;width:60px;height:60px;margin-bottom:14px}
.pc-ic svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:3.2;stroke-linecap:round;stroke-linejoin:round}
.stage .dec{z-index:0}

/* ============================================================
   TEACHERS
   ============================================================ */
.tgrid{display:grid;grid-template-columns:1fr 1fr;gap:22px;position:relative;z-index:2}
.tc{border:1.5px solid var(--line);display:grid;grid-template-columns:246px 1fr;background:#fff;position:relative;
  transition:transform .38s var(--e),box-shadow .38s var(--e),border-color .3s;overflow:hidden}
.tc:hover{transform:translateY(-9px);border-color:var(--black);box-shadow:12px 12px 0 var(--violet)}
.tc{overflow:visible}
.tc:nth-child(2):hover{box-shadow:12px 12px 0 var(--green)}
.tc-ph{position:relative;background:var(--lilac);overflow:hidden;min-height:340px}
.tc:nth-child(2) .tc-ph{background:var(--green-lt)}
.tc-ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 18%;
  filter:grayscale(1) contrast(1.04);transition:filter .6s var(--e),transform 1s var(--e);z-index:2}
.tc:hover .tc-ph img{filter:grayscale(0) contrast(1);transform:scale(1.05)}
.tc:nth-child(2) .tc-ph img{object-position:50% 26%}
.tc-badge{position:absolute;left:0;right:0;bottom:0;z-index:4;background:var(--violet);color:#fff;
  padding:11px 14px;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.07em;line-height:1.3}
.tc:nth-child(2) .tc-badge{background:var(--green)}
.tc-b{padding:28px 26px}
.tc-b h3{margin-bottom:7px;font-size:clamp(1.15rem,1.5vw,1.4rem)}
.tc-role{font-weight:800;font-size:12.5px;text-transform:uppercase;letter-spacing:.07em;
  color:var(--violet);margin-bottom:16px}
.tc:nth-child(2) .tc-role{color:var(--green-dk)}
.tc-b>p{font-size:14.2px;color:var(--gray);margin-bottom:22px;line-height:1.6}
.tc-st{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}
.tc-st div{padding:14px 8px 0;border-right:1px solid var(--line)}
.tc-st div:last-child{border-right:none}
.tc-st b{display:block;font-family:var(--fd);font-weight:800;font-size:20px;line-height:1;
  margin-bottom:6px;letter-spacing:-.04em}
.tc-st span{font-size:11px;color:var(--gray);font-weight:600;line-height:1.3;display:block}

/* quote */
.quote{margin-top:26px;position:relative;z-index:2}
.q-box{background:var(--violet);color:#fff;padding:clamp(30px,3.4vw,48px);display:grid;
  grid-template-columns:1fr auto;gap:34px;align-items:end;position:relative;overflow:hidden}
.q-box .dec-dots{width:110px;height:100px;right:22px;top:20px;opacity:.25;
  background-image:radial-gradient(#fff 1.6px,transparent 1.6px)}
.q-box p{font-family:var(--fd);font-weight:700;font-size:clamp(1.05rem,1.5vw,1.5rem);line-height:1.4;
  letter-spacing:-.03em;max-width:860px;position:relative;z-index:2}
.q-a{text-align:right;flex-shrink:0;position:relative;z-index:2}
.q-a b{display:block;font-family:var(--fd);font-weight:700;font-size:17px;letter-spacing:-.03em}
.q-a span{font-size:12.5px;opacity:.75;font-weight:600}

/* ============================================================
   STEPS
   ============================================================ */
.steps{display:grid;grid-template-columns:repeat(5,1fr);border-top:2px solid var(--black);position:relative;z-index:2}
.st{padding:26px 20px 28px;border-right:1px solid var(--line);transition:background .3s;position:relative}
.st:last-child{border-right:none}
.st:hover{background:var(--lilac)}
.st b{display:block;font-family:var(--fd);font-weight:800;font-size:34px;line-height:1;color:var(--violet);
  margin-bottom:18px;letter-spacing:-.05em}
.st:nth-child(5) b{color:var(--green)}
.st h3{font-size:16.5px;margin-bottom:8px}
.st p{font-size:14px;color:var(--gray);line-height:1.5}

/* ============================================================
   REVIEWS — running belt
   ============================================================ */
.rev-sec{background:var(--bg);padding-bottom:clamp(80px,8vw,130px);overflow:hidden}
.belt{position:relative;width:100%;overflow:hidden;padding:26px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.belt-t{display:flex;width:max-content;animation:slide 56s linear infinite}
.belt:hover .belt-t{animation-play-state:paused}
.belt-g{display:flex;gap:22px;padding-right:22px}
.rv-c{width:376px;flex-shrink:0;background:#fff;position:relative;border:1.5px solid var(--line);padding:26px 26px 24px;
  transition:transform .35s var(--e),box-shadow .35s var(--e),border-color .3s}
.rv-c:nth-child(odd){transform:rotate(-1.5deg)}
.rv-c:nth-child(even){transform:rotate(1.5deg)}
.rv-c:hover{transform:rotate(0) translateY(-6px);border-color:var(--black);box-shadow:9px 9px 0 var(--violet)}
.rv-top{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.rv-a{width:44px;height:44px;background:var(--violet);color:#fff;display:grid;place-items:center;
  font-family:var(--fd);font-weight:800;font-size:16px;flex-shrink:0;letter-spacing:-.03em}
.rv-c:nth-child(3n+2) .rv-a{background:var(--green)}
.rv-c:nth-child(3n) .rv-a{background:var(--black)}
.rv-top b{display:block;font-family:var(--fd);font-weight:700;font-size:15px;letter-spacing:-.03em}
.rv-top small{font-size:12px;color:var(--gray);font-weight:600}
.rv-sc{margin-left:auto;text-align:right;flex-shrink:0}
.rv-sc b{font-family:var(--fd);font-weight:800;font-size:22px;line-height:1;color:var(--green-dk);letter-spacing:-.04em}
.rv-sc small{display:block;font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--gray);font-weight:700}
.rv-c>p{font-size:14.3px;line-height:1.6;color:var(--ink)}
.stars{display:flex;gap:3px;margin-bottom:12px}
.stars i{width:13px;height:13px;background:var(--violet);display:block;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23000' d='M12 2l2.9 6.3 6.9.8-5.1 4.7 1.4 6.8L12 17.3 5.9 20.6l1.4-6.8L2.2 9.1l6.9-.8z'/%3E%3C/svg%3E") center/contain no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23000' d='M12 2l2.9 6.3 6.9.8-5.1 4.7 1.4 6.8L12 17.3 5.9 20.6l1.4-6.8L2.2 9.1l6.9-.8z'/%3E%3C/svg%3E") center/contain no-repeat}

/* ============================================================
   FAQ
   ============================================================ */
.fq-w{display:grid;grid-template-columns:.78fr 1.22fr;gap:46px;align-items:start;position:relative;z-index:2}
.fq-l{border-top:2px solid var(--black)}
.fi{border-bottom:1px solid var(--line);transition:background .25s}
.fi.op{background:var(--lilac);border-color:var(--lilac-2)}
.fq{width:100%;display:flex;align-items:center;gap:20px;padding:22px 20px;text-align:left;
  font-family:var(--fd);font-weight:700;font-size:clamp(.95rem,1.15vw,1.08rem);letter-spacing:-.03em;line-height:1.3}
.fq .pm{width:30px;height:30px;flex-shrink:0;margin-left:auto;background:var(--violet);position:relative;transition:.32s var(--e)}
.fq .pm::before,.fq .pm::after{content:'';position:absolute;left:50%;top:50%;background:#fff;transform:translate(-50%,-50%);transition:.32s}
.fq .pm::before{width:13px;height:2.5px}
.fq .pm::after{width:2.5px;height:13px}
.fi.op .pm{background:var(--black);transform:rotate(90deg)}
.fi.op .pm::after{opacity:0}
.fa{max-height:0;overflow:hidden;transition:max-height .42s var(--e)}
.fa p{padding:0 20px 22px;color:var(--gray);font-size:14.8px;max-width:760px;line-height:1.6}
.fq-cta{background:var(--black);color:#fff;padding:34px 30px;position:relative;overflow:hidden}
.fq-cta .dec-dots{width:100px;height:90px;right:16px;top:16px;opacity:.2;
  background-image:radial-gradient(#fff 1.6px,transparent 1.6px)}
.fq-cta h3{margin-bottom:12px;position:relative;z-index:2}
.fq-cta>p{color:rgba(255,255,255,.6);font-size:14.5px;margin-bottom:24px;position:relative;z-index:2}
.fq-cta .btn{width:100%;position:relative;z-index:2}
.fq-tel{display:block;font-family:var(--fd);font-weight:800;font-size:21px;margin-top:24px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.2);letter-spacing:-.04em;position:relative;z-index:2}
.fq-cta .wh{font-size:12.5px;color:rgba(255,255,255,.5);font-weight:600;margin:0;position:relative;z-index:2}

/* ============================================================
   CTA + FORM
   ============================================================ */
.cta{background:var(--violet);color:#fff;padding:clamp(36px,4.4vw,62px);display:grid;
  grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;position:relative;overflow:hidden}
.cta .grid-bg{background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px)}
.cta .dec-star{width:38px;height:38px;right:6%;top:12%}
.cta .dec-star svg{fill:#fff;opacity:.35}
.cta>div:not(.grid-bg){position:relative;z-index:2}
.cta h2{margin-bottom:18px}
.cta>div>p{color:rgba(255,255,255,.78);font-size:16px;max-width:460px;margin-bottom:26px}
.cta-p{display:grid;gap:11px}
.cta-p div{display:flex;gap:12px;align-items:flex-start;font-size:14.8px;font-weight:600;line-height:1.4}
.cta-p div::before{content:'';width:19px;height:19px;background:#fff;flex-shrink:0;margin-top:2px;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23000' d='M9 16.2L4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/contain no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23000' d='M9 16.2L4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/contain no-repeat}
.form{background:#fff;color:var(--black);padding:30px 28px;position:relative;z-index:2}
.form h3{margin-bottom:6px}
.form-top{display:flex;align-items:flex-start;gap:16px;justify-content:space-between;
  padding-bottom:18px;border-bottom:1.5px solid var(--line);margin-bottom:16px}
.form-top p{font-size:13.5px;color:var(--gray);line-height:1.45}
.form-ic{width:46px;height:46px;background:var(--lilac);display:grid;place-items:center;flex-shrink:0}
.form-ic svg{width:21px;height:21px;fill:none;stroke:var(--violet);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.form-pick{background:var(--lilac);padding:13px 15px;margin-bottom:16px;border-left:3px solid var(--violet)}
.form-pick span{display:block;font-size:10.5px;font-weight:800;text-transform:uppercase;
  letter-spacing:.12em;color:var(--violet);margin-bottom:5px}
.form-pick b{font-family:var(--fd);font-weight:700;font-size:14px;letter-spacing:-.03em;line-height:1.3;display:block}
.form-trust{display:grid;gap:9px;margin-top:16px}
.form-trust span{display:flex;align-items:center;gap:9px;font-size:12.5px;color:var(--gray);font-weight:600}
.form-trust svg{width:15px;height:15px;flex-shrink:0;fill:none;stroke:var(--green);stroke-width:2;
  stroke-linecap:round;stroke-linejoin:round}
.done p{color:var(--gray);font-size:14.5px}
.fl{margin-bottom:13px}
.fl label{display:block;font-weight:800;font-size:11.5px;text-transform:uppercase;
  letter-spacing:.09em;color:var(--gray);margin-bottom:7px}
.fl input,.fl select{width:100%;padding:14px 15px;border:1.5px solid var(--black);font:inherit;font-size:15px;
  background:#fff;color:var(--black);border-radius:0;transition:.2s}
.fl input:focus,.fl select:focus{outline:none;border-color:var(--violet);background:var(--lilac);
  box-shadow:4px 4px 0 var(--violet)}
.form .btn{width:100%;margin-top:8px}
.fn{font-size:11px;color:var(--gray);text-align:center;margin-top:13px;line-height:1.45}
.done{display:none;text-align:center;padding:32px 0}
.done.on{display:block}
.done .ok{width:60px;height:60px;background:var(--green);margin:0 auto 16px;display:grid;place-items:center}
.done .ok svg{width:30px;height:30px;fill:none;stroke:#fff;stroke-width:3.4;stroke-linecap:round;stroke-linejoin:round}
.done h3{margin-bottom:10px}
.done p{color:var(--gray);font-size:14.5px}

/* ============================================================
   FOOTER
   ============================================================ */
.ft{background:var(--black);color:#fff;padding:64px 0 28px;position:relative;overflow:hidden}
.ft .grid-bg{background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px)}
.ft-t{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:38px;padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.16);position:relative;z-index:2}
.ft-a p{color:rgba(255,255,255,.5);font-size:14px;margin:16px 0 20px;max-width:300px;line-height:1.6}
.soc{display:flex;gap:9px}
.soc a{width:44px;height:44px;border:1.5px solid rgba(255,255,255,.28);display:grid;place-items:center;
  font-weight:800;font-size:12.5px;transition:.24s}
.soc a:hover{background:var(--violet);border-color:var(--violet)}
.ft-c h4{font-family:var(--fd);font-weight:700;font-size:14.5px;margin-bottom:16px;letter-spacing:-.03em}
.ft-c ul{list-style:none;display:grid;gap:10px}
.ft-c a{color:rgba(255,255,255,.5);font-size:14px;transition:.22s}
.ft-c a:hover{color:var(--green)}
.ft-k a{display:block;margin-bottom:15px}
.ft-k b{display:block;font-family:var(--fd);font-weight:700;font-size:17px;color:#fff;letter-spacing:-.03em}
.ft-k small{font-size:11.5px;color:rgba(255,255,255,.42);font-weight:600}
.ft-b{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:22px;
  font-size:12px;color:rgba(255,255,255,.38);position:relative;z-index:2}

.sticky{position:fixed;left:16px;right:16px;bottom:16px;z-index:90;display:none;transform:translateY(160%);transition:.4s var(--e)}
.sticky.on{transform:none}
.sticky .btn{width:100%}

/* ============================================================
   REVEAL
   ============================================================ */
.rv{opacity:0;transform:translateY(28px);transition:opacity .7s var(--e),transform .7s var(--e)}
.rv.is-in{opacity:1;transform:none}
.rv[data-d="1"]{transition-delay:.08s}.rv[data-d="2"]{transition-delay:.16s}
.rv[data-d="3"]{transition-delay:.24s}.rv[data-d="4"]{transition-delay:.32s}
.rv[data-d="5"]{transition-delay:.4s}
@media(prefers-reduced-motion:reduce){
  .rv,.hero h1 .w{opacity:1;transform:none;transition:none}
  .ribbon-t,.belt-t,.liq,.bub{animation:none}
}


/* ============================================================
   PANE PHOTOS (dark section)
   ============================================================ */
.pc-shot{padding:0;overflow:hidden;background:#fff;border:1.5px solid rgba(255,255,255,.22)}
.pc-shot img{width:100%;display:block}
.pc-shot .bar{display:flex;align-items:center;gap:6px;padding:9px 12px;background:var(--black);
  border-bottom:1.5px solid rgba(255,255,255,.16)}
.pc-shot .bar i{width:8px;height:8px;background:rgba(255,255,255,.28);display:block;flex-shrink:0}
.pc-shot .bar i:nth-child(1){background:var(--violet)}
.pc-shot .bar i:nth-child(2){background:var(--green)}
.pc-shot .bar span{margin-left:6px;font-size:10.5px;font-weight:700;color:rgba(255,255,255,.5);letter-spacing:.05em}
.pc-shot figcaption{padding:11px 14px;background:#fff;color:var(--black);font-size:12.5px;font-weight:700}
.pc-shot figcaption em{font-style:normal;color:var(--gray);font-weight:600}
.pc-ph{padding:0;overflow:hidden;background:var(--violet)}
.pc-ph img{width:100%;height:100%;object-fit:cover;display:block;
  filter:grayscale(1) contrast(1.35) brightness(.95);mix-blend-mode:screen;transition:filter .5s var(--e)}
.pc-ph:hover img{filter:grayscale(0) contrast(1);mix-blend-mode:normal}
.pc-ph figcaption{position:absolute;left:0;bottom:0;right:0;background:rgba(11,11,15,.82);
  backdrop-filter:blur(4px);color:#fff;padding:11px 14px;font-size:12px;font-weight:700;line-height:1.35}
.pc-ph figcaption em{display:block;font-style:normal;font-size:10.5px;color:rgba(255,255,255,.55);
  text-transform:uppercase;letter-spacing:.1em;margin-top:3px}
.pc-av{border-radius:50%;overflow:hidden;padding:0;background:var(--green);border:3px solid #fff}
.pc-av img{width:100%;height:100%;object-fit:cover;display:block}

/* ============================================================
   CALCULATOR (CTA)
   ============================================================ */
.calc{background:rgba(255,255,255,.1);border:1.5px solid rgba(255,255,255,.24);padding:22px 22px 20px;margin-top:26px}
.calc-h{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.13em;
  color:rgba(255,255,255,.62);margin-bottom:16px}
.calc-row{margin-bottom:14px}
.calc-row>span{display:block;font-size:11.5px;font-weight:700;color:rgba(255,255,255,.6);margin-bottom:7px}
.calc-opts{display:flex;gap:7px;flex-wrap:wrap}
.calc-o{padding:10px 15px;border:1.5px solid rgba(255,255,255,.32);font-size:13.5px;font-weight:700;
  color:#fff;transition:.22s;white-space:nowrap}
.calc-o:hover{border-color:#fff}
.calc-o.on{background:#fff;color:var(--violet);border-color:#fff}
.calc-out{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;
  margin-top:18px;padding-top:16px;border-top:1.5px solid rgba(255,255,255,.24)}
.calc-out .lbl{font-size:12px;font-weight:700;color:rgba(255,255,255,.65);line-height:1.35}
.calc-sum{font-family:var(--fd);font-weight:800;font-size:clamp(1.5rem,2.4vw,2.15rem);letter-spacing:-.045em;
  line-height:1;font-variant-numeric:tabular-nums;white-space:nowrap}
.calc-sum small{display:block;font-family:var(--fb);font-size:11.5px;font-weight:700;
  color:rgba(255,255,255,.6);letter-spacing:0;margin-top:6px;text-align:right}


/* ---------- toast ---------- */
.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,140%);z-index:130;background:var(--black);
  color:#fff;padding:14px 22px;font-size:13.5px;font-weight:700;display:flex;align-items:center;gap:10px;
  transition:transform .38s var(--e);box-shadow:0 20px 40px -20px rgba(0,0,0,.6)}
.toast.on{transform:translate(-50%,0)}
.toast i{width:8px;height:8px;background:var(--green);display:block;transform:rotate(45deg)}

/* ============================================================
   ATOM — виджет-помощник
   ============================================================ */
.atom{position:fixed;right:20px;bottom:20px;z-index:95}
.atom-btn{width:62px;height:62px;background:var(--black);display:grid;place-items:center;position:relative;
  transition:transform .3s var(--e),background .3s;box-shadow:0 18px 36px -18px rgba(11,11,15,.75)}
.atom-btn:hover{transform:translateY(-4px);background:var(--violet)}
.atom-btn svg{width:34px;height:34px;position:relative;z-index:2}
.atom-core{fill:var(--green)}
.atom-orb{fill:none;stroke:#fff;stroke-width:3}
.atom-btn .rot{transform-origin:50px 50px;animation:spin 9s linear infinite}
.atom-btn::after{content:'';position:absolute;inset:0;border:2px solid var(--violet);
  animation:halo 2.6s ease-out infinite;pointer-events:none}
@keyframes halo{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.55);opacity:0}}
.atom-tip{position:absolute;right:74px;bottom:16px;background:#fff;border:1.5px solid var(--black);
  padding:9px 14px;font-size:12.5px;font-weight:800;white-space:nowrap;
  box-shadow:5px 5px 0 var(--violet);transition:.3s var(--e)}
.atom-tip::after{content:'';position:absolute;right:-8px;bottom:14px;width:12px;height:12px;background:#fff;
  border-right:1.5px solid var(--black);border-top:1.5px solid var(--black);transform:rotate(45deg)}
.atom.open .atom-tip,.atom.hide-tip .atom-tip{opacity:0;transform:translateX(10px);pointer-events:none}
.atom-panel{position:absolute;right:0;bottom:76px;width:362px;background:#fff;border:1.5px solid var(--black);
  box-shadow:10px 10px 0 var(--violet);opacity:0;visibility:hidden;transform:translateY(14px) scale(.97);
  transform-origin:100% 100%;transition:.32s var(--e)}
.atom.open .atom-panel{opacity:1;visibility:visible;transform:none}
.atom-head{display:flex;align-items:center;gap:11px;padding:14px 16px;background:var(--black);color:#fff}
.atom-head svg{width:34px;height:34px;flex-shrink:0}
.atom-head b{display:block;font-family:var(--fd);font-weight:800;font-size:15px;letter-spacing:-.03em}
.atom-head small{font-size:11px;color:rgba(255,255,255,.55);font-weight:600;display:flex;align-items:center;gap:6px}
.atom-head small::before{content:'';width:6px;height:6px;background:var(--green);display:block;border-radius:50%}
.atom-x{margin-left:auto;width:26px;height:26px;display:grid;place-items:center;color:rgba(255,255,255,.6);font-size:17px}
.atom-x:hover{color:#fff}
.atom-body{max-height:270px;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:var(--bg)}
.atom-msg{max-width:88%;padding:11px 14px;font-size:13.3px;line-height:1.5;animation:pop .3s var(--e)}
@keyframes pop{from{opacity:0;transform:translateY(8px)}}
.atom-msg.bot{background:#fff;border:1.5px solid var(--line);align-self:flex-start}
.atom-msg.me{background:var(--violet);color:#fff;align-self:flex-end;font-weight:600}
.atom-typing{display:flex;gap:4px;padding:13px 14px;background:#fff;border:1.5px solid var(--line);align-self:flex-start}
.atom-typing i{width:6px;height:6px;background:var(--violet);display:block;animation:dot 1.1s infinite}
.atom-typing i:nth-child(2){animation-delay:.16s}
.atom-typing i:nth-child(3){animation-delay:.32s}
@keyframes dot{0%,60%,100%{opacity:.25;transform:translateY(0)}30%{opacity:1;transform:translateY(-4px)}}
.atom-quick{padding:12px 14px;display:flex;flex-wrap:wrap;gap:7px;border-top:1.5px solid var(--line);background:#fff}
.atom-quick button{border:1.5px solid var(--line);padding:8px 12px;font-size:12px;font-weight:700;transition:.2s}
.atom-quick button:hover{border-color:var(--violet);color:var(--violet)}

/* ============================================================
   ВЕКТОРНЫЕ РОСЧЕРКИ (стрелки, скрепки)
   ============================================================ */
.dood{position:absolute;pointer-events:none;z-index:4}
.dood svg{width:100%;height:100%;fill:none;stroke-linecap:round;stroke-linejoin:round;stroke-width:5}
.dood.v svg{stroke:var(--violet)}
.dood.g svg{stroke:var(--green)}
.dood.b svg{stroke:var(--black)}
.dood path{stroke-dasharray:600;stroke-dashoffset:600;transition:stroke-dashoffset 1.3s var(--e) .25s}
.is-in .dood path,.dood.is-in path{stroke-dashoffset:0}
.clip{position:absolute;z-index:6;width:48px;height:81px;pointer-events:none}
/* overflow:visible — страховка: даже если обводка чуть выйдет за viewBox,
   её не срежет собственная область рисования SVG */
.clip svg{width:100%;height:100%;overflow:visible;fill:none;stroke:var(--violet);stroke-width:6;
  stroke-linecap:round;stroke-linejoin:round}
.clip.g svg{stroke:var(--green)}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:1140px){
  .nav,.hd-tel{display:none}
  .bg{display:flex}
  .hd-r{margin-left:auto}
  .tiles{grid-template-columns:repeat(6,1fr)}
  .tile.sp4,.tile.sp3,.tile.sp5{grid-column:span 3}
  .nums{grid-template-columns:repeat(3,1fr)}
  .nu:nth-child(3){border-right:none}
  .subj{grid-template-columns:1fr}
  .incl-grid{grid-template-columns:repeat(2,1fr)}
  .tgrid{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(3,1fr)}
  .st:nth-child(3){border-right:none}
  .ft-t{grid-template-columns:1fr 1fr}
}
@media(max-width:960px){
  .hero-in{grid-template-columns:1fr;gap:48px}
  .lab{margin:0 auto;max-width:460px}
  .dood,.clip{display:none}
  .show-in{grid-template-columns:1fr;gap:40px}
  .show-ph{margin:0 auto}
  .pw{grid-template-columns:1fr;gap:26px}
  .pt{flex-direction:column;justify-content:flex-start;gap:2px;padding-bottom:0}
  .fq-w{grid-template-columns:1fr;gap:26px}
  .cta{grid-template-columns:1fr;gap:32px}
  .q-box{grid-template-columns:1fr;gap:20px}
  .q-a{text-align:left}
}
@media(max-width:720px){
  body{font-size:16px}
  .wrap{padding:0 18px}
  h1{font-size:6.6vw}
  h2{font-size:6.2vw}
  .hd-in{gap:12px}
  .logo{font-size:15.5px;gap:8px}
  .logo i{width:30px;height:30px;font-size:14px}
  .hd-r .btn-sm{display:none}
  .tag{font-size:11px;letter-spacing:.08em;padding:7px 13px}
  .tiles{grid-template-columns:1fr}
  .tile.sp4,.tile.sp3,.tile.sp5{grid-column:span 1}
  .tile{min-height:236px}
  .nums{grid-template-columns:1fr 1fr}
  .nu{border-bottom:1px solid rgba(255,255,255,.16)}
  .nu:nth-child(2n){border-right:none}
  .nu:nth-child(3){border-right:1px solid rgba(255,255,255,.16)}
  .incl-grid{grid-template-columns:1fr}
  .incl{padding:24px 20px 26px}
  .incl-btn{width:100%}
  .tc{grid-template-columns:1fr}
  .tc-ph{min-height:300px}
  .tc-ph img{object-position:50% 16%}
  .steps{grid-template-columns:1fr}
  .st{border-right:none;border-bottom:1px solid var(--line);display:grid;grid-template-columns:56px 1fr;gap:14px;align-items:start}
  .st b{margin:0;font-size:28px}
  .ft-t{grid-template-columns:1fr}
  .sticky{display:block}
  .hero-btns .btn{width:100%}
  .abt-btns{width:100%;min-width:0}
  .stage,.pane.on{min-height:0}
  .atom{right:14px;bottom:82px}
  .atom-panel{width:calc(100vw - 32px);right:-4px}
  .atom-tip{display:none}
  .pc-ph{height:220px}
  .pc-av{width:96px!important;height:96px!important;align-self:center}
  .exp-btns{grid-template-columns:1fr 1fr}
  .exp-hint{display:none}

  .pane.on{display:flex;flex-direction:column;gap:14px}
  .pc{position:static!important;width:auto!important;transform:none}
  .speech::after{display:none}
  .stage .dec{display:none}
  .tabs{width:100%}
  .tab{flex:1;padding:13px 8px;font-size:14px}
  .rv-c{width:290px}
  .hero-tr{gap:18px}
  .tr-i span{font-size:11.5px;max-width:92px}
}

/* ============================================================
   ПРАВКИ ВЁРСТКИ
   ============================================================ */

/* Логотип: «GLAZOV» и «LAB» — два флекс-элемента, и gap контейнера
   вставлял между ними пробел. Отступ теперь только после картинки. */
.logo,.pre-logo{gap:0}
.logo img{margin-right:10px}
.pre-logo img{margin-right:10px}

/* Блок «Записаться на занятие»: колонка 1fr считает минимальную ширину
   по содержимому, и select с длинными вариантами распирал сетку за экран.
   minmax(0,1fr) разрешает колонке сжиматься. */
.cta{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr)}
.cta>*{min-width:0}
.cta-p{grid-template-columns:minmax(0,1fr)}
.form{min-width:0;max-width:100%}
.fl input,.fl select,.fl textarea{min-width:0;max-width:100%}
.form-trust span{flex-wrap:wrap}

@media(max-width:960px){
  .cta{grid-template-columns:minmax(0,1fr);gap:32px}
}
@media(max-width:520px){
  .cta{padding:26px 18px}
  .form{padding:24px 18px}
  .cta h2{font-size:7.2vw}
  .cta>div>p{font-size:15px}
  .cta-p div{font-size:14px}
  .form-top{gap:10px}
  .form-ic{width:40px;height:40px}
}

/* Скрепка выходит за верхний край карточки, а лента отзывов подрезает всё
   лишнее — поэтому сверху ей нужен запас, иначе скрепка обрезана.
   На экранах уже 960px скрепок нет вовсе (.dood,.clip{display:none}). */
.belt{padding-top:46px}
@media(max-width:720px){
  .belt{padding-top:38px}
}

/* Строка с реквизитами длинная — на телефоне она обрезалась правым краем. */
.ft-b > span{min-width:0;overflow-wrap:anywhere}
@media(max-width:720px){
  .ft-b{gap:10px;flex-direction:column}
  .ft-b > span{line-height:1.55}
}