/* ============================================================
   OCEANICA — ТОО «Аквариум Сервис»
   Design tokens follow materials/DESIGN.md (Oceanica DesignBridge)
   ============================================================ */

/* ---------- Fonts (local, no CDN) ---------- */
@font-face{font-family:'Montserrat';font-style:normal;font-weight:400 800;font-display:swap;
  src:url(../fonts/montserrat-cyrillic-ext.woff2) format('woff2');
  unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}
@font-face{font-family:'Montserrat';font-style:normal;font-weight:400 800;font-display:swap;
  src:url(../fonts/montserrat-cyrillic.woff2) format('woff2');
  unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'Montserrat';font-style:normal;font-weight:400 800;font-display:swap;
  src:url(../fonts/montserrat-latin.woff2) format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

/* ---------- Tokens ---------- */
:root{
  /* Paint styles — DESIGN.md */
  --background-black:#121212;
  --text-grey:#e4e4e4;
  --text-white:#ffffff;
  --text-dark-grey:#8c8c8c;
  --background-dark-grey:#505050;
  --text-black:#121212;
  --background-white:#ffffff;
  --background-grey:#e4e4e4;

  /* Derived surfaces (tints of the paint styles, no new hues) */
  --surface:#181818;
  --surface-2:#1e1e1e;
  --line:#3a3a3a;
  --line-soft:rgba(228,228,228,.16);

  /* Layout */
  --shell:1440px;
  --gut:60px;
  --radius:0px;

  /* Spacing scale */
  --s-2:2px; --s-4:4px; --s-8:8px; --s-12:12px; --s-16:16px; --s-20:20px;
  --s-24:24px; --s-32:32px; --s-40:40px; --s-48:48px; --s-64:64px;
  --s-80:80px; --s-120:120px; --s-160:160px;

  /* Motion */
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --dur:.6s;

  --header-h:61px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:88px}
body{
  margin:0;background:var(--background-black);color:var(--text-grey);
  font-family:'Montserrat',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  font-size:16px;line-height:1.5;font-weight:400;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg,video{display:block;max-width:100%}
img{height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,p,figure{margin:0}
:focus-visible{outline:2px solid var(--text-white);outline-offset:3px}
::selection{background:var(--text-white);color:var(--text-black)}

/* ---------- Type helpers ---------- */
.t-big{font-size:clamp(40px,9.2vw,128px);font-weight:700;line-height:.89;letter-spacing:-.06em;color:var(--text-white);text-transform:uppercase}
.t-h1{font-size:clamp(32px,4.4vw,48px);font-weight:700;line-height:1.05;letter-spacing:-.02em;color:var(--text-white);text-transform:uppercase}
.t-h3{font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:.98;color:var(--text-white);text-transform:uppercase}
.t-h5{font-size:clamp(20px,1.9vw,24px);font-weight:700;line-height:1;color:var(--text-white);text-transform:uppercase}
.t-h2{font-size:clamp(16px,1.5vw,20px);font-weight:600;letter-spacing:-.01em;line-height:1.25;color:var(--text-white);text-transform:uppercase}
.t-lead{font-size:clamp(16px,1.5vw,20px);font-weight:400;line-height:1.28;color:var(--text-grey)}
.t-body{font-size:16px;line-height:1.35;color:var(--text-grey)}
.t-num{font-size:clamp(56px,7vw,96px);font-weight:700;letter-spacing:-.04em;line-height:.85;color:var(--text-white);font-variant-numeric:tabular-nums}
.t-eyebrow{font-size:14px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--text-dark-grey)}
.muted{color:var(--text-dark-grey)}

/* ---------- Layout ---------- */
.shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gut)}
.section{padding-block:var(--s-120)}
.section--tight{padding-block:var(--s-80)}
.sec-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,52%);gap:var(--s-24);align-items:start;margin-bottom:var(--s-48)}
.sec-head__title{grid-column:2}
.sec-head .t-eyebrow{padding-top:6px}
.stack-8>*+*{margin-top:var(--s-8)}
.stack-12>*+*{margin-top:var(--s-12)}
.stack-16>*+*{margin-top:var(--s-16)}
.stack-24>*+*{margin-top:var(--s-24)}

/* ---------- Skip link ---------- */
.skip{position:fixed;left:12px;top:-100px;z-index:200;background:var(--background-white);color:var(--text-black);
  padding:12px 20px;font-weight:700;transition:top .2s}
.skip:focus{top:12px}

/* ---------- Scroll progress ---------- */
.progress{position:fixed;inset:0 auto auto 0;height:2px;width:100%;transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,#4dd0e1,#ffffff);z-index:120;will-change:transform}

/* ---------- Header ---------- */
.header{position:fixed;inset:0 0 auto 0;z-index:100;background:rgba(18,18,18,.72);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;transition:border-color .35s var(--ease),background .35s var(--ease)}
.header.is-stuck{border-bottom-color:var(--line);background:rgba(18,18,18,.94)}
.header__in{display:flex;align-items:center;justify-content:space-between;gap:var(--s-24);
  padding-block:12px;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gut)}
.logo{font-weight:800;font-size:22px;letter-spacing:.01em;color:var(--text-white);line-height:1;
  display:inline-flex;align-items:center;gap:10px}
.logo svg{width:18px;height:24px;flex:none;transition:transform .5s var(--ease-out)}
.logo:hover svg{transform:translateY(-3px) rotate(-8deg)}

.nav{display:flex;align-items:center;gap:clamp(14px,1.7vw,40px);min-width:0}
.nav__item{position:relative}
.nav__link{display:inline-flex;align-items:center;gap:5px;font-size:16px;font-weight:500;color:var(--text-grey);
  padding:8px 0;position:relative;white-space:nowrap}
.nav__link::after{content:"";position:absolute;left:0;right:100%;bottom:2px;height:1px;background:var(--text-white);
  transition:right .4s var(--ease-out)}
.nav__item:hover>.nav__link::after,.nav__link[aria-current="page"]::after{right:0}
.nav__link[aria-current="page"]{color:var(--text-white)}
.nav__caret{width:7px;height:4px;flex:none;transition:transform .3s var(--ease)}
.nav__item:hover .nav__caret{transform:rotate(180deg)}
.nav__drop{position:absolute;top:100%;left:-16px;min-width:230px;background:var(--surface);
  border:1px solid var(--line);padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s;
  box-shadow:0 24px 48px rgba(0,0,0,.55)}
.nav__item:hover .nav__drop,.nav__item:focus-within .nav__drop{opacity:1;visibility:visible;transform:translateY(0)}
.nav__drop a{display:block;padding:10px 14px;font-size:15px;color:var(--text-grey);transition:background .2s,color .2s,padding-left .25s var(--ease)}
.nav__drop a:hover{background:var(--surface-2);color:var(--text-white);padding-left:20px}

.header__side{display:flex;align-items:center;gap:var(--s-12);flex:none}
.lang{display:flex;border:1px solid var(--line);}
.lang a,.lang span{padding:7px 11px;font-size:13px;font-weight:700;letter-spacing:.04em;color:var(--text-dark-grey);transition:.25s}
.lang a:hover{color:var(--text-white)}
.lang .is-on{background:var(--background-white);color:var(--text-black)}

/* Launch-app style pill from the mock */
.pill{position:relative;display:inline-flex;align-items:center;gap:8px;padding:10px 20px;
  font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--text-white);
  background:var(--background-black);border:1px solid var(--line);overflow:hidden;white-space:nowrap}
.pill::before{content:"";position:absolute;inset:-1px;padding:1px;background:linear-gradient(120deg,#00e5ff,#7c4dff,#ff4dd8,#00e5ff);
  background-size:300% 100%;-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;animation:pillhue 6s linear infinite;opacity:.9}
.pill span{position:relative}
.pill svg{position:relative;width:9px;height:9px}
@keyframes pillhue{to{background-position:300% 0}}

/* ---------- Burger / mobile menu ---------- */
.burger{display:none;width:44px;height:44px;border-radius:50%;background:var(--background-white);
  border:0;align-items:center;justify-content:center;cursor:pointer;flex:none;transition:transform .3s var(--ease)}
.burger:active{transform:scale(.92)}
.burger span{display:block;width:20px;height:2px;background:var(--text-black);position:relative;transition:.3s var(--ease)}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--text-black);transition:.3s var(--ease)}
.burger span::before{top:-6px}.burger span::after{top:6px}
.menu{position:fixed;inset:0;z-index:110;background:var(--background-black);display:flex;flex-direction:column;
  transform:translateY(-100%);transition:transform .55s var(--ease-out);overflow-y:auto;overscroll-behavior:contain}
.menu.is-open{transform:translateY(0)}
.menu__top{display:flex;align-items:center;justify-content:space-between;padding:16px 12px;
  border-bottom:1px solid var(--text-grey)}
.menu__close{width:44px;height:44px;border-radius:50%;background:var(--background-white);border:0;cursor:pointer;
  display:flex;align-items:center;justify-content:center}
.menu__close svg{width:17px;height:17px}
.menu__body{padding:32px 12px 48px;display:flex;flex-direction:column;gap:40px}
.menu__group h2{font-size:24px;font-weight:700;line-height:1.04;letter-spacing:-.02em;color:var(--text-white);
  text-transform:uppercase;margin-bottom:20px}
.menu__group li+li{margin-top:12px}
.menu__group a{font-size:16px;font-weight:500;color:var(--text-grey);display:inline-block;padding:6px 0;min-height:44px;
  display:flex;align-items:center}
.menu__group a:hover{color:var(--text-white)}
.menu.is-open .menu__anim{opacity:0;transform:translateY(18px);animation:menuIn .5s var(--ease-out) forwards}
@keyframes menuIn{to{opacity:1;transform:none}}

/* ---------- Buttons ---------- */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:48px;padding:14px 24px;font-size:16px;font-weight:700;line-height:1;text-transform:uppercase;
  letter-spacing:.02em;border:1px solid var(--line);background:var(--surface);color:var(--text-white);
  cursor:pointer;overflow:hidden;isolation:isolate;transition:color .35s var(--ease),border-color .35s var(--ease)}
.btn::before{content:"";position:absolute;inset:0;z-index:-1;background:var(--background-white);
  transform:scaleX(0);transform-origin:0 50%;transition:transform .45s var(--ease-out)}
.btn:hover{color:var(--text-black);border-color:var(--background-white)}
.btn:hover::before{transform:scaleX(1)}
.btn--filled{background:var(--background-white);color:var(--text-black);border-color:var(--background-white)}
.btn--filled::before{background:var(--background-black)}
.btn--filled:hover{color:var(--text-white);border-color:var(--line)}
.btn--wide{width:100%}
.btn--sm{min-height:40px;padding:11px 18px;font-size:14px}

/* ---------- Cards / frames ---------- */
.frame{border:1px solid var(--line);background:var(--surface);position:relative;transition:border-color .4s var(--ease),background .4s var(--ease)}
.frame:hover{border-color:var(--text-dark-grey)}
.media{overflow:hidden;position:relative;background:var(--surface-2)}
.media img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease-out),filter .8s var(--ease-out)}
.media--r43{aspect-ratio:4/3}
.media--r169{aspect-ratio:16/9}
.media--r11{aspect-ratio:1/1}
.media--r34{aspect-ratio:3/4}
a:hover .media img,.frame:hover .media img{transform:scale(1.06)}

/* ---------- HERO (home) ---------- */
.hero{position:relative;min-height:min(100svh,900px);display:flex;align-items:flex-end;
  padding-top:calc(var(--header-h) + 40px);padding-bottom:var(--s-40);overflow:hidden}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;object-position:35% 50%}
.hero__bg::after{content:"";position:absolute;inset:0;
  background:radial-gradient(120% 90% at 22% 55%,transparent 0%,rgba(18,18,18,.35) 45%,rgba(18,18,18,.9) 85%),
             linear-gradient(180deg,rgba(18,18,18,.85) 0%,transparent 22%,transparent 55%,rgba(18,18,18,.95) 100%)}
.hero__glow{position:absolute;width:60vmax;height:60vmax;left:0;top:0;pointer-events:none;z-index:1;
  background:radial-gradient(circle,rgba(120,220,255,.10) 0%,transparent 60%);
  transform:translate(-50%,-50%);opacity:0;transition:opacity .6s}
.hero:hover .hero__glow{opacity:1}
.hero__in{position:relative;z-index:2;width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gut)}
.hero__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,52%);gap:var(--s-40);align-items:end}
.hero__title{font-size:clamp(32px,3.9vw,54px);font-weight:700;line-height:1.02;letter-spacing:-.02em;
  color:var(--text-white);text-transform:uppercase;text-wrap:balance}
.hero__copy{grid-column:2}
.hero__sub{margin-top:var(--s-16);font-size:clamp(15px,1.5vw,20px);font-weight:600;text-transform:uppercase;
  line-height:1.2;color:var(--text-white)}
.hero__desc{margin-top:var(--s-48);max-width:46ch}
.hero__desc strong{color:var(--text-white);font-weight:700}
.hero__cta{margin-top:var(--s-24);width:100%}
.hero__facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--s-24);margin-top:var(--s-64);
  padding-top:var(--s-24);border-top:1px solid var(--line-soft)}
.hero__facts li{font-size:clamp(15px,1.6vw,20px);font-weight:400;line-height:1.15;color:var(--text-white);text-transform:uppercase}

/* Word-mask headline reveal */
.mask{display:block;overflow:hidden}
html:not(.no-js) .mask>span{display:block;transform:translateY(105%);opacity:0}
.no-js .mask>span{display:block}
.is-ready .mask>span{animation:maskUp .95s var(--ease-out) forwards}
.is-ready .mask:nth-of-type(2)>span{animation-delay:.09s}
.is-ready .mask:nth-of-type(3)>span{animation-delay:.18s}
@keyframes maskUp{to{transform:none;opacity:1}}

/* ---------- Inner page hero ---------- */
.phero{position:relative;padding-top:var(--header-h);overflow:hidden}
.phero__media{position:relative;height:clamp(320px,52vw,620px);overflow:hidden;background:var(--surface-2)}
.phero__img{position:absolute;inset:-6% 0}
.phero__media img{width:100%;height:100%;object-fit:cover}
.phero__media::after{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,rgba(18,18,18,.75),rgba(18,18,18,.12) 40%,rgba(18,18,18,.55) 100%)}
.phero__crumbs{position:absolute;left:0;right:0;top:0;z-index:3}
/* диагональный «шеврон» как в макете */
.phero__cut{position:absolute;left:-2px;right:-2px;bottom:-1px;height:clamp(60px,9vw,140px);z-index:2;
  background:var(--background-black);clip-path:polygon(0 101%,0 44%,50% 0,100% 44%,100% 101%)}
.phero__body{position:relative;z-index:3;text-align:center;padding-top:var(--s-16);padding-bottom:var(--s-24)}
.phero__body .t-big{margin-bottom:var(--s-24)}
.phero__lead{max-width:62ch;margin-inline:auto;font-size:clamp(16px,1.6vw,20px);font-weight:700;
  text-transform:uppercase;line-height:1.2;color:var(--text-white)}
.phero__text{max-width:62ch;margin:var(--s-16) auto 0;color:var(--text-grey)}
.phero__body .btn{margin-top:var(--s-32);min-width:min(560px,100%)}

/* Overlay-title hero (Проекты / Услуги) */
.ohero{position:relative;padding-top:var(--header-h);overflow:hidden;isolation:isolate}
.ohero__media{position:relative;height:clamp(340px,46vw,600px)}
.ohero__media img{width:100%;height:100%;object-fit:cover}
.ohero__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,18,18,.7),rgba(18,18,18,.25) 40%,rgba(18,18,18,.85))}
.ohero__title{position:absolute;z-index:3;left:0;right:0;top:clamp(16px,3vw,40px);text-align:center;pointer-events:none}
.ohero__title .t-big{font-size:clamp(34px,7.6vw,104px)}
.ohero__drop{position:absolute;left:50%;top:50%;transform:translate(-50%,-45%);width:clamp(180px,22vw,330px);
  mix-blend-mode:screen;pointer-events:none}
.ohero__drop::before{content:"";position:absolute;inset:-14% -22%;border:1px solid rgba(255,255,255,.55);border-radius:50%}
.ohero__drop img{width:100%;animation:float 7s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-14px)}}

/* Breadcrumbs */
.crumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:14px;letter-spacing:.04em;
  text-transform:uppercase;color:var(--text-dark-grey);padding-block:var(--s-16)}
.crumbs a:hover{color:var(--text-white)}
.crumbs span[aria-current]{color:var(--text-grey)}

/* ---------- About / numbers ---------- */
.about{position:relative}
.about__head{text-align:center;max-width:820px;margin:0 auto var(--s-64)}
.about__head p{max-width:60ch;margin:var(--s-20) auto 0}
.about__grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:var(--s-24);align-items:center}
.about__drop{grid-column:5/9;justify-self:center;position:relative;width:min(100%,320px);isolation:isolate}
.about__drop::before{content:"";position:absolute;inset:-16% -12%;border:1px solid var(--line);border-radius:50%}
.about__drop img{width:100%;mix-blend-mode:screen;animation:float 8s ease-in-out infinite}
.nbox{border:1px solid var(--line);background:var(--surface);padding:var(--s-24);min-height:186px;
  display:flex;flex-direction:column;justify-content:space-between;gap:var(--s-32);transition:border-color .4s,transform .5s var(--ease-out)}
.nbox:hover{border-color:var(--text-dark-grey);transform:translateY(-4px)}
.nbox p{font-size:16px;line-height:1.3}
.about__grid .nbox:nth-child(1){grid-column:1/4}
.about__grid .nbox:nth-child(2){grid-column:2/5;margin-top:var(--s-64)}
.about__grid .nbox:nth-child(4){grid-column:9/13}
.about__grid .nbox:nth-child(5){grid-column:8/12;margin-top:var(--s-64)}

/* ---------- Solutions rows ---------- */
.srow{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,68.5%);gap:var(--s-24);align-items:start;
  padding-block:var(--s-16)}
.srow+.srow{margin-top:var(--s-24)}
.srow__txt{padding-top:var(--s-4)}
.srow__txt p{margin:var(--s-8) 0 var(--s-20);color:var(--text-grey)}
.srow__media{aspect-ratio:16/9;overflow:hidden;background:var(--surface-2)}
.srow__media img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease-out)}
.srow:hover .srow__media img{transform:scale(1.05)}

/* ---------- Type cards grid ---------- */
.tgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-20)}
.tcard{display:flex;flex-direction:column;padding:var(--s-16);gap:var(--s-12)}
.tcard .media{aspect-ratio:4/3}
.tcard h3{margin-top:var(--s-4)}
.tcard p{font-size:15px;line-height:1.35}
.tcard--wide{grid-column:1/-1}
.tcard--wide .media{aspect-ratio:24/7}

/* ---------- Spec list (01..06) ---------- */
.spec{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,68.5%);gap:var(--s-24)}
.spec__list{grid-column:2;border-top:1px solid var(--line)}
.spec__row{display:grid;grid-template-columns:200px minmax(0,1fr);gap:var(--s-24);align-items:center;
  padding-block:var(--s-16);border-bottom:1px solid var(--line);transition:background .4s var(--ease),padding-left .4s var(--ease)}
.spec__row:hover{background:var(--surface);padding-left:var(--s-12)}
.spec__row p{max-width:46ch}

/* ---------- Stages ---------- */
.stages{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--s-20)}
.stage{border:1px solid var(--line);background:var(--surface);padding:var(--s-24);min-height:250px;
  display:flex;flex-direction:column;justify-content:space-between;gap:var(--s-32);transition:border-color .4s,transform .5s var(--ease-out)}
.stage:hover{border-color:var(--text-dark-grey);transform:translateY(-4px)}
.stage h3{margin-bottom:var(--s-8)}
.stage p{font-size:15px;line-height:1.35}
.stage--photo{grid-row:span 2;position:relative;padding:0;overflow:hidden;min-height:420px}
.stage--photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease-out)}
.stage--photo:hover img{transform:scale(1.06)}
.stage--photo::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,18,18,.55),transparent 35%,rgba(18,18,18,.9))}
.stage--photo>*{position:relative;z-index:2}
.stage--photo .stage__top{padding:var(--s-24) var(--s-24) 0}
.stage--photo .stage__bot{padding:0 var(--s-24) var(--s-24);margin-top:auto}

/* ---------- Advantages ---------- */
.adv{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--s-20)}
.adv__img{position:relative;overflow:hidden;background:var(--surface-2);min-height:300px}
.adv__img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease-out)}
.adv__img:hover img{transform:scale(1.06)}
.abox{border:1px solid var(--line);background:var(--surface);padding:var(--s-24);
  display:flex;flex-direction:column;justify-content:space-between;gap:var(--s-40);min-height:300px;
  transition:border-color .4s,transform .5s var(--ease-out)}
.abox:hover{border-color:var(--text-dark-grey);transform:translateY(-4px)}
.abox__num{display:flex;align-items:center;gap:var(--s-16)}
.abox__num .t-num{font-size:clamp(44px,4.4vw,64px)}
.abox__num i{flex:1;height:1px;background:var(--line);display:block}
.abox h3{margin-bottom:var(--s-8)}
.abox p{font-size:15px;line-height:1.35}
.adv--wide{grid-column:span 2}

/* ---------- Project cards ---------- */
.pgrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--s-20)}
.pcard{display:flex;flex-direction:column;padding:var(--s-16);gap:var(--s-32);height:100%}
.pcard__top{display:flex;flex-direction:column;gap:var(--s-8)}
.pcard .media{aspect-ratio:1/1}
.tag{align-self:flex-start;display:inline-block;padding:4px 20px;font-size:14px;line-height:1.3;
  background:var(--background-white);color:var(--text-black);font-weight:500}
.pcard__meta{display:flex;flex-direction:column;gap:2px;font-size:16px;color:var(--text-grey)}
.pcard .btn{margin-top:auto}
.pcard--cta{align-items:center;justify-content:center;text-align:center;min-height:420px}
.pcard--cta span{font-size:16px;font-weight:700;text-transform:uppercase;color:var(--text-white)}

/* Filters */
.filters{display:flex;flex-wrap:wrap;gap:var(--s-12);justify-content:center}
.filter{min-height:44px;padding:12px 22px;font-size:14px;font-weight:700;text-transform:uppercase;
  border:1px solid var(--line);background:var(--surface);color:var(--text-white);cursor:pointer;transition:.3s var(--ease)}
.filter:hover{border-color:var(--background-white)}
.filter.is-on{background:var(--background-white);color:var(--text-black);border-color:var(--background-white)}
.pcard.is-hidden{display:none}

/* ---------- Partners marquee ---------- */
.brands{margin-top:var(--s-32)}
.brands h3{margin-bottom:var(--s-16)}
.bgrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--s-20)}
.bcell{border:1px solid var(--line);background:var(--surface);height:180px;display:grid;place-items:center;padding:var(--s-24);isolation:isolate;
  transition:border-color .4s,background .4s}
.bcell:hover{border-color:var(--text-dark-grey);background:var(--surface-2)}
.bcell img{max-height:60px;max-width:78%;width:auto;object-fit:contain;mix-blend-mode:screen;
  filter:grayscale(1) brightness(1.45) contrast(1.1);opacity:.8;transition:opacity .4s,filter .4s,transform .4s var(--ease-out)}
.bcell:hover img{opacity:1;filter:grayscale(1) brightness(1.8) contrast(1.1);transform:scale(1.05)}
.marquee{overflow:hidden;position:relative;
  -webkit-mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee__track{display:flex;gap:var(--s-20);width:max-content;animation:scrollx 34s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee .bcell{width:300px;height:150px;flex:none}
@keyframes scrollx{to{transform:translateX(-50%)}}

/* ---------- Team ---------- */
.team{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--s-20);align-items:end}
.tperson{position:relative;border:1px solid var(--line);background:var(--surface);padding:var(--s-16);
  display:flex;flex-direction:column;gap:var(--s-16);transition:border-color .4s,transform .5s var(--ease-out)}
.tperson:hover{border-color:var(--text-dark-grey);transform:translateY(-5px)}
.tperson .media{aspect-ratio:1/1}
.tperson--lead{grid-column:3}
.tperson--lead .media{aspect-ratio:4/5}
.tperson h3{text-transform:uppercase}

/* ---------- Map / geography ---------- */
.geo{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,46%);gap:var(--s-48);align-items:center}
.geo__map{position:relative}
.geo__map svg{width:100%;height:auto}
.geo__map .kz-land{fill:#1f1f1f;stroke:#5a5a5a;stroke-width:1.6;stroke-linejoin:round;transition:fill .5s}
.geo__map:hover .kz-land{fill:#272727}
.geo__map .kz-regions{fill:none;stroke:#333;stroke-width:1;opacity:.85}
.pin{position:absolute;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;gap:6px}
.pin b{font-weight:400;font-size:14px;color:var(--text-white)}
.pin i{width:9px;height:9px;background:var(--background-white);border-radius:50%;display:block;position:relative}
.pin i::after{content:"";position:absolute;inset:-6px;border:1px solid rgba(255,255,255,.6);border-radius:50%;
  animation:ping 2.6s var(--ease-out) infinite}
.pin--2 i::after{animation-delay:1.3s}
@keyframes ping{0%{transform:scale(.5);opacity:1}100%{transform:scale(2.6);opacity:0}}

/* ---------- Form ---------- */
.formwrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,46%);gap:var(--s-48);align-items:start}
.contact-card{border:1px solid var(--line);background:var(--surface);padding:var(--s-24);
  display:flex;flex-direction:column;gap:var(--s-40)}
.contact-card a{display:block;font-size:16px;color:var(--text-grey);transition:color .25s;min-height:28px}
.contact-card a:hover{color:var(--text-white)}
.form{margin-top:var(--s-32)}
.form__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:2px}
.field{position:relative}
.field--full{grid-column:1/-1}
.field input,.field textarea{width:100%;background:var(--background-white);color:var(--text-black);
  border:1px solid var(--background-white);padding:14px 16px;font-size:16px;font-weight:700;
  text-transform:uppercase;letter-spacing:.01em;min-height:48px;transition:box-shadow .25s,border-color .25s}
.field textarea{min-height:126px;resize:vertical;font-weight:400;text-transform:none}
.field input::placeholder,.field textarea::placeholder{color:#6b6b6b;font-weight:700;text-transform:uppercase}
.field textarea::placeholder{font-weight:700}
.field input:focus,.field textarea:focus{outline:0;border-color:#00b8d4;box-shadow:0 0 0 3px rgba(0,184,212,.35)}
.field input[aria-invalid="true"],.field textarea[aria-invalid="true"]{border-color:#ff5252;box-shadow:0 0 0 3px rgba(255,82,82,.3)}
.field__err{display:none;font-size:13px;color:#ff8a80;padding:6px 2px 0}
.field input[aria-invalid="true"]~.field__err,.field textarea[aria-invalid="true"]~.field__err{display:block}
.form__actions{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:2px;margin-top:var(--s-16)}
.form__note{margin-top:var(--s-12);font-size:13px;color:var(--text-dark-grey)}
.form__note a{text-decoration:underline}
.form__ok{display:none;margin-top:var(--s-16);border:1px solid #26a69a;background:rgba(38,166,154,.12);
  padding:var(--s-16);color:var(--text-white);font-size:15px}
.form__ok.is-on{display:block;animation:menuIn .5s var(--ease-out) both}

/* ---------- Case page ---------- */
.case__top{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,49%);gap:var(--s-40);align-items:start}
.case__facts{margin-top:var(--s-32);border-top:1px solid var(--line)}
.case__facts div{display:flex;justify-content:space-between;gap:var(--s-24);padding-block:var(--s-16);
  border-bottom:1px solid var(--line);align-items:baseline}
.case__facts dt{font-size:clamp(18px,1.8vw,24px);font-weight:700;text-transform:uppercase;color:var(--text-white)}
.case__facts dd{margin:0;text-align:right;color:var(--text-grey)}
.case__gal{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--s-20);margin-top:var(--s-40)}
.quote{border:1px solid var(--line);background:var(--surface);padding:var(--s-24);
  display:flex;flex-direction:column;gap:var(--s-32)}
.quote__head{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--s-16)}
.quote__mark{font-size:64px;line-height:.6;font-weight:700;color:var(--text-white)}
.case__cols{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--s-20);margin-top:var(--s-40);align-items:start}
.olist{counter-reset:o;display:flex;flex-direction:column;gap:var(--s-12);margin-top:var(--s-16)}
.olist li{counter-increment:o;display:grid;grid-template-columns:24px minmax(0,1fr);gap:var(--s-8);font-size:15px;line-height:1.35}
.olist li::before{content:counter(o) "."}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--line);padding-block:var(--s-48) var(--s-80);margin-top:var(--s-40)}
.footer__grid{display:grid;grid-template-columns:minmax(220px,1.4fr) minmax(0,1fr) minmax(0,1fr) auto;gap:var(--s-32);align-items:start}
.footer .logo{white-space:nowrap}
.footer .pill{white-space:nowrap}
.footer h2{font-size:20px;font-weight:700;text-transform:uppercase;color:var(--text-white);margin-bottom:var(--s-8)}
.footer a{font-size:14px;font-weight:500;color:var(--text-grey);display:inline-block;padding:3px 0;transition:color .25s,transform .3s var(--ease)}
.footer a:hover{color:var(--text-white);transform:translateX(3px)}
.footer__bottom{display:flex;flex-wrap:wrap;gap:var(--s-16) var(--s-40);margin-top:var(--s-64);padding-right:210px;
  padding-top:var(--s-24);border-top:1px solid var(--line-soft);font-size:14px;color:var(--text-dark-grey);align-items:center}
.footer__bottom a{font-size:14px;color:var(--text-dark-grey)}
.footer__bottom a:hover{color:var(--text-white)}
.footer__og{margin-left:auto}

/* ---------- WhatsApp widget ---------- */
.wa{position:fixed;right:20px;bottom:20px;z-index:90;display:flex;align-items:center;gap:12px;
  padding:12px 18px 12px 12px;background:#25D366;color:#0b3d20;border-radius:999px;font-weight:700;font-size:15px;
  box-shadow:0 12px 30px rgba(0,0,0,.45);
  transition:transform .6s var(--ease-out),opacity .4s,box-shadow .3s}
.wa.is-in{transform:none;opacity:1}
html:not(.no-js) .wa{transform:translateY(120%);opacity:0}
html:not(.no-js) .wa.is-in{transform:none;opacity:1}
.wa:hover{box-shadow:0 16px 40px rgba(37,211,102,.4)}
.wa svg{width:28px;height:28px;flex:none}
.wa__label{color:#0b3d20;white-space:nowrap}
.wa::after{content:"";position:absolute;inset:0;border-radius:999px;border:2px solid #25D366;
  animation:waping 2.8s var(--ease-out) infinite;pointer-events:none}
@keyframes waping{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.28);opacity:0}}

/* ---------- Reveal animations ---------- */
html:not(.no-js) .rv{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}
.rv.in{opacity:1;transform:none}
html:not(.no-js) .rv-l{opacity:0;transform:translateX(-28px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}
.rv-l.in{opacity:1;transform:none}
html:not(.no-js) .rv-s{opacity:0;transform:scale(.94);transition:opacity .9s var(--ease-out),transform .9s var(--ease-out)}
.rv-s.in{opacity:1;transform:none}
html:not(.no-js) .rv-clip{clip-path:inset(0 0 100% 0);transition:clip-path 1s var(--ease-out)}
.rv-clip.in{clip-path:inset(0 0 0 0)}
html:not(.no-js) [data-stagger]>*{opacity:0;transform:translateY(24px);
  transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
[data-stagger].in>*{opacity:1;transform:none}
[data-stagger].in>*:nth-child(1){transition-delay:0s}
[data-stagger].in>*:nth-child(2){transition-delay:.08s}
[data-stagger].in>*:nth-child(3){transition-delay:.16s}
[data-stagger].in>*:nth-child(4){transition-delay:.24s}
[data-stagger].in>*:nth-child(5){transition-delay:.32s}
[data-stagger].in>*:nth-child(6){transition-delay:.40s}
[data-stagger].in>*:nth-child(7){transition-delay:.48s}
[data-stagger].in>*:nth-child(8){transition-delay:.56s}
[data-stagger].in>*:nth-child(n+9){transition-delay:.62s}

/* ============================================================
   Responsive — 1280 / 1024 / 768 / 360
   ============================================================ */
@media (max-width:1439px){
  .header__in{padding-inline:32px}
  .nav__link{font-size:15px}
  .nav{gap:clamp(12px,1.4vw,32px)}
}
@media (max-width:1365px){
  .nav__link{font-size:14px}
  .nav{gap:clamp(10px,1.1vw,24px)}
  .header .pill{padding:10px 14px;font-size:12px}
  .logo{font-size:20px}
}
@media (max-width:1279px){
  :root{--gut:32px}
}
@media (max-width:1279px){
  .nav,.header .pill,.header .lang{display:none}
  .burger{display:flex}
  .about__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-16)}
  .nbox,.stage,.abox,.tcard,.pcard,.tperson{min-width:0}
  .about__drop{grid-column:1/-1;order:-1;margin-bottom:var(--s-24);width:min(100%,220px)}
  .about__grid .nbox:nth-child(1),.about__grid .nbox:nth-child(2),
  .about__grid .nbox:nth-child(4),.about__grid .nbox:nth-child(5){grid-column:auto;margin-top:0}
  .pgrid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .team{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tperson--lead{grid-column:1/-1;order:-1}
  .tperson--lead .media{aspect-ratio:16/10}
  .case__gal,.case__cols{grid-template-columns:repeat(2,minmax(0,1fr))}
  .bgrid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){
  :root{--gut:20px;--s-120:80px;--s-160:100px}
  .sec-head{grid-template-columns:minmax(0,1fr);gap:var(--s-12)}
  .sec-head__title{grid-column:1}
  .hero{align-items:center;min-height:auto;padding-top:calc(var(--header-h) + 56px);padding-bottom:var(--s-64)}
  .hero__grid{grid-template-columns:minmax(0,1fr)}
  .hero__copy{grid-column:1}
  .hero__desc{margin-top:var(--s-32);max-width:none}
  .hero__facts{grid-template-columns:minmax(0,1fr);gap:var(--s-8);margin-top:var(--s-40)}
  .hero__bg img{object-position:50% 50%}
  .srow{grid-template-columns:minmax(0,1fr);gap:var(--s-16)}
  .srow__media{aspect-ratio:3/2}
  .spec{grid-template-columns:minmax(0,1fr)}
  .spec__list{grid-column:1}
  .spec__row{grid-template-columns:minmax(0,1fr);gap:var(--s-4);align-items:start}
  .spec__row .t-num{font-size:44px}
  .stages{grid-template-columns:minmax(0,1fr)}
  .stage--photo{grid-row:auto;min-height:320px}
  .adv{grid-template-columns:minmax(0,1fr)}
  .adv--wide{grid-column:auto}
  .geo,.formwrap,.case__top{grid-template-columns:minmax(0,1fr);gap:var(--s-32)}
  .footer__grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:var(--s-32)}
  .footer__og{margin-left:0}
}
@media (max-width:640px){
  :root{--gut:12px;--header-h:85px}
  .header__in{padding-block:20px}
  .logo{font-size:26px}
  .tgrid{grid-template-columns:minmax(0,1fr)}
  .tcard--wide .media{aspect-ratio:4/3}
  .pgrid{grid-template-columns:minmax(0,1fr)}
  .team{grid-template-columns:minmax(0,1fr)}
  .case__gal,.case__cols,.bgrid{grid-template-columns:minmax(0,1fr)}
  .form__grid,.form__actions{grid-template-columns:minmax(0,1fr);gap:8px}
  .footer__grid{grid-template-columns:minmax(0,1fr)}
  .phero__body .btn{min-width:100%}
  .marquee .bcell{width:220px;height:120px}
  .wa__label{display:none}
  .wa{padding:14px;right:14px;bottom:14px}
  .case__facts div{flex-direction:column;gap:2px}
  .case__facts dd{text-align:left}
  .section{padding-block:var(--s-64)}
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;scroll-behavior:auto!important}
  .rv,.rv-l,.rv-s,[data-stagger]>*{opacity:1!important;transform:none!important}
  .rv-clip{clip-path:none!important}
  .mask>span{transform:none!important;opacity:1!important}
  .wa{transform:none;opacity:1}
}

/* ---------- Print ---------- */
@media print{.header,.wa,.progress,.menu{display:none}body{background:#fff;color:#000}}

/* ---------- Скрытые подписи для скринридеров ---------- */
.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0}

/* ---------- Читаемость героя на планшете и телефоне ---------- */
@media (max-width:900px){
  .hero__bg::after{
    background:linear-gradient(180deg,rgba(18,18,18,.9) 0%,rgba(18,18,18,.62) 26%,rgba(18,18,18,.86) 62%,var(--background-black) 100%);
  }
  .phero__media::after{background:linear-gradient(180deg,rgba(18,18,18,.8),rgba(18,18,18,.3) 45%,rgba(18,18,18,.7) 100%)}
  .phero__body{text-align:left}
  .phero__lead,.phero__text{margin-inline:0}
  .ohero__title{position:static;padding-top:var(--s-24)}
  .ohero__drop{display:none}
}

/* ---------- Страховка от горизонтальной прокрутки на 360px ---------- */
@media (max-width:640px){
  .about__grid{grid-template-columns:minmax(0,1fr)}
  .about__grid .nbox{min-height:0}
  .nbox p,.stage p,.abox p,.tcard p,.spec__row p,.pcard__meta{overflow-wrap:break-word}
  .t-big,.t-h1,.t-h3,.hero__title{overflow-wrap:break-word}
}

/* Длинные казахские слова не должны раздвигать колонки */
.sec-head__title,.sec-head,.spec,.spec__list{min-width:0}
@media (max-width:900px){
  .t-h1,.t-h3,.t-h5,.t-h2,.t-big{overflow-wrap:break-word}
}

@media (max-width:900px){
  .footer__grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .footer__bottom{padding-right:0}
  .footer{padding-bottom:var(--s-120)}
}

/* Логотип и pill в подвале не должны наследовать стиль обычных ссылок */
.footer .logo{display:inline-flex;font-size:22px;white-space:nowrap;padding:0}
.footer .logo:hover{transform:none}
.footer .logo:hover svg{transform:translateY(-3px) rotate(-8deg)}
.footer .pill{display:inline-flex;font-size:13px;white-space:nowrap;padding:10px 20px}
.footer .pill:hover{transform:none}

/* ---------- «Преимущества» на страницах решений: 4 колонки, как в макете ---------- */
.adv--split{grid-template-columns:repeat(4,minmax(0,1fr))}
.adv--split>*:nth-child(2),
.adv--split>*:nth-child(4){grid-column:span 2}
.adv--split .adv__img{min-height:340px}
@media (max-width:1100px){
  .adv--split{grid-template-columns:repeat(2,minmax(0,1fr))}
  .adv--split>*:nth-child(2),
  .adv--split>*:nth-child(4){grid-column:span 2}
}
@media (max-width:900px){
  .adv--split{grid-template-columns:minmax(0,1fr)}
  .adv--split>*:nth-child(n){grid-column:auto}
  .adv--split .adv__img{min-height:260px}
}