/* =========================================================
   AERIQ — koncepcyjna strona firmy klimatyzacyjnej
   CherryDev · vanilla CSS
   ========================================================= */

/* ---------- 1. TOKENY ---------- */
:root{
  --white:#FFFFFF;
  --paper:#F4F7F9;
  --paper-2:#EDF1F4;
  --mist:#E3EAEF;
  --graphite:#0E1418;
  --graphite-3:#212C35;
  --ink:#1C262E;
  --muted:#5C6B76;
  --muted-2:#5F6E7A;      /* mikro-teksty na jasnym tle (AA) */
  --muted-inv:#93A3AF;    /* mikro-teksty na grafitowym tle (AA) */
  --ice:#12B0E8;
  --ice-deep:#0A7194;
  --ice-tint:#E2F3FA;

  --line:rgba(14,20,24,.11);
  --line-2:rgba(14,20,24,.20);
  --line-inv:rgba(255,255,255,.14);
  --line-inv-2:rgba(255,255,255,.28);

  --pad:clamp(20px,5vw,84px);
  --max:1620px;
  --gap:clamp(24px,3vw,44px);
  --sec-y:clamp(84px,11vw,170px);
  --radius:2px;

  --f-sans:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-disp:"Space Grotesk","Inter",system-ui,sans-serif;

  --e-out:cubic-bezier(.22,1,.36,1);
  --e-io:cubic-bezier(.65,.05,.36,1);

  --header-h:74px;
}

/* ---------- 2. RESET ---------- */
*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  overflow-x:clip;
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--f-sans);
  font-size:clamp(15px,.42vw + 14px,17px);
  line-height:1.62;
  font-weight:400;
  letter-spacing:-.005em;
  overflow-x:clip;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,picture,svg,video{display:block;max-width:100%}
img{height:auto}
h1,h2,h3,h4,p,figure,dl,dd,blockquote{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;padding:0;cursor:pointer}
a{color:inherit;text-decoration:none}
:focus-visible{
  outline:2px solid var(--ice-deep);
  outline-offset:3px;
  border-radius:1px;
}
::selection{background:var(--ice);color:#fff}

/* sekcje na grafitowym tle przełączają tokeny tekstu pomocniczego */
.numbers,.site-footer,.mobile-menu{--muted:var(--muted-inv);--muted-2:var(--muted-inv)}

/* Lenis — klasy lenis / lenis-smooth / lenis-stopped nadaje biblioteka w runtime */
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto !important}
.lenis.lenis-stopped{overflow:hidden}

.skip-link{
  position:fixed;top:10px;left:10px;z-index:200;
  transform:translateY(-160%);
  background:var(--graphite);color:#fff;
  padding:12px 18px;font-size:.85rem;font-family:var(--f-disp);
  transition:transform .25s var(--e-out);
}
.skip-link:focus,.skip-link:focus-visible{transform:none}

/* ---------- 3. TYPOGRAFIA / UTIL ---------- */
.approach__inner,.solutions__inner,.process__inner,.apps__inner,
.service__inner,.faq__inner,.cta__inner,.numbers__intro,
.site-header__inner,.site-footer__inner{
  width:100%;max-width:var(--max);
  margin-inline:auto;
  padding-inline:var(--pad);
}
.section{padding-block:var(--sec-y)}

.h2,.cta__title{
  font-family:var(--f-disp);
  font-weight:500;
  letter-spacing:-.035em;
  line-height:1.02;
  text-wrap:balance;
}
.h2{font-size:clamp(2.05rem,5vw,4.1rem)}
.cta__title{font-size:clamp(2.4rem,6.4vw,5.6rem)}

.label{
  font-family:var(--f-disp);
  font-size:.7rem;
  font-weight:500;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--muted);
  display:flex;align-items:center;gap:.7em;
}
.label__num{
  color:var(--ice-deep);
  font-variant-numeric:tabular-nums;
}
.label__num::after{
  content:"";display:inline-block;width:26px;height:1px;
  background:var(--line-2);margin-left:.75em;vertical-align:middle;
}
.label--invert{color:var(--muted-2)}
.label--invert .label__num{color:var(--ice)}
.label--invert .label__num::after{background:var(--line-inv-2)}

.section-head{margin-bottom:clamp(40px,5vw,72px)}
.section-head .label{margin-bottom:clamp(18px,2vw,26px)}
.section-head--split{
  display:grid;gap:clamp(20px,3vw,56px);
  grid-template-columns:minmax(0,1fr);
  align-items:end;
}
.section-head__aside{
  color:var(--muted);
  max-width:44ch;
  font-size:.96em;
}
@media (min-width:940px){
  .section-head--split{grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr)}
}

/* line-mask reveal */
[data-split-lines] .line{display:block;overflow:hidden;padding-bottom:.06em}
[data-split-lines] .line__in{display:block;will-change:transform}
.motion [data-split-lines].is-armed .line__in{transform:translateY(105%)}

/* ---------- 4. PRZYCISKI ---------- */
.btn{
  position:relative;
  display:inline-flex;align-items:center;justify-content:center;gap:.85em;
  padding:1.05em 1.7em;
  font-family:var(--f-disp);
  font-size:clamp(.86rem,.9vw,.95rem);
  font-weight:500;
  letter-spacing:-.01em;
  border:1px solid transparent;
  border-radius:var(--radius);
  overflow:hidden;
  isolation:isolate;
  transition:color .34s var(--e-out),border-color .34s var(--e-out),transform .34s var(--e-out);
}
.btn>span{position:relative;z-index:2}
.btn svg{width:1.1em;height:1.1em;position:relative;z-index:2;flex:none;transition:transform .4s var(--e-out)}
.btn::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:var(--ice);
  transform:translateY(101%);
  transition:transform .46s var(--e-out);
}
.btn:hover svg,.btn:focus-visible svg{transform:translateX(4px)}
.btn:hover::before,.btn:focus-visible::before{transform:translateY(0)}

.btn--dark{background:var(--graphite);color:#fff}
.btn--dark:hover,.btn--dark:focus-visible{color:var(--graphite)}
.btn--ghost{border-color:var(--line-2);color:var(--ink)}
.btn--ghost:hover,.btn--ghost:focus-visible{color:var(--graphite);border-color:var(--ice)}
.btn--sm{padding:.72em 1.15em;font-size:.82rem}
.btn--full{width:100%}

.link-arrow{
  display:inline-flex;align-items:center;gap:.6em;
  font-family:var(--f-disp);font-size:.95rem;font-weight:500;
  padding-bottom:.35em;
  border-bottom:1px solid var(--line-2);
  transition:border-color .3s var(--e-out),color .3s var(--e-out);
}
.link-arrow svg{width:1.05em;height:1.05em;transition:transform .4s var(--e-out)}
.link-arrow:hover,.link-arrow:focus-visible{color:var(--ice-deep);border-color:var(--ice)}
.link-arrow:hover svg,.link-arrow:focus-visible svg{transform:translateX(5px)}

/* ---------- 5. HEADER ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  transition:background .45s var(--e-out),box-shadow .45s var(--e-out),transform .5s var(--e-out);
}
.site-header::before{
  content:"";position:absolute;inset:0;
  background:rgba(244,247,249,.82);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  opacity:0;transition:opacity .45s var(--e-out);
}
.site-header.is-solid::before{opacity:1}
.site-header.is-hidden{transform:translateY(-102%)}
.site-header__inner{
  position:relative;
  display:flex;align-items:center;justify-content:space-between;
  gap:clamp(14px,3vw,40px);
  min-height:var(--header-h);
}
.site-header__progress{
  position:absolute;bottom:0;left:0;right:0;height:1px;
  background:transparent;overflow:hidden;
}
.site-header__progress span{
  display:block;height:100%;width:100%;
  background:var(--ice);
  transform:scaleX(0);transform-origin:0 50%;
}

.brand{display:flex;align-items:center;gap:.65rem;color:var(--graphite)}
.brand__mark{width:30px;height:30px;flex:none;transition:transform .5s var(--e-out)}
.brand:hover .brand__mark{transform:rotate(-6deg)}
.brand__text{display:flex;flex-direction:column;line-height:1.05}
.brand__name{
  font-family:var(--f-disp);font-weight:600;
  font-size:1.06rem;letter-spacing:.05em;
}
.brand__sub{
  font-size:.6rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);margin-top:.28em;
}

.site-nav{display:none}
@media (min-width:1120px){.site-nav{display:block}}
.site-nav__list{display:flex;gap:clamp(14px,1.8vw,30px)}
.site-nav__list a{
  position:relative;display:block;padding:.5em 0;
  font-size:.87rem;color:var(--ink);
}
.site-nav__list a span{position:relative;display:block;overflow:hidden}
.site-nav__list a::after{
  content:"";position:absolute;left:0;bottom:.15em;height:1px;width:100%;
  background:currentColor;transform:scaleX(0);transform-origin:100% 50%;
  transition:transform .4s var(--e-out);
}
.site-nav__list a:hover::after,
.site-nav__list a:focus-visible::after,
.site-nav__list a.is-current::after{transform:scaleX(1);transform-origin:0 50%}
.site-nav__list a.is-current{color:var(--ice-deep)}

.site-header__actions{display:flex;align-items:center;gap:clamp(10px,1.4vw,20px)}
.header-phone{display:none;flex-direction:column;line-height:1.1}
@media (min-width:760px){.header-phone{display:flex}}
.header-phone__label{
  font-size:.58rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);
}
.header-phone__value{
  font-family:var(--f-disp);font-size:.94rem;font-weight:500;
  transition:color .3s var(--e-out);
}
.header-phone:hover .header-phone__value{color:var(--ice-deep)}
.site-header__actions .btn--sm{display:none}
@media (min-width:560px){.site-header__actions .btn--sm{display:inline-flex}}

.menu-toggle{
  display:flex;align-items:center;gap:.6em;
  padding:.55em .8em .55em .7em;
  border:1px solid var(--line-2);border-radius:var(--radius);
  transition:border-color .3s var(--e-out),background .3s var(--e-out);
}
@media (min-width:1120px){.menu-toggle{display:none}}
.menu-toggle:hover{border-color:var(--ice)}
.menu-toggle__box{position:relative;width:18px;height:10px;flex:none}
.menu-toggle__box i{
  position:absolute;left:0;height:1.5px;width:100%;background:var(--graphite);
  transition:transform .4s var(--e-out),width .4s var(--e-out),opacity .3s;
}
.menu-toggle__box i:first-child{top:0}
.menu-toggle__box i:last-child{bottom:0;width:70%}
.menu-toggle__text{
  font-family:var(--f-disp);font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;
}
.menu-toggle[aria-expanded="true"] .menu-toggle__box i:first-child{transform:translateY(4.2px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] .menu-toggle__box i:last-child{transform:translateY(-4.2px) rotate(-45deg);width:100%}

/* ---------- 6. MENU MOBILNE ---------- */
.mobile-menu{
  position:fixed;inset:0;z-index:70;
  background:var(--graphite);
  color:#fff;
  display:flex;align-items:stretch;
  clip-path:inset(0 0 100% 0);
}
.mobile-menu[hidden]{display:none}
.motion .mobile-menu{transition:clip-path .68s var(--e-out)}
.mobile-menu.is-open{clip-path:inset(0 0 0 0)}
.mobile-menu__panel{
  width:100%;
  display:flex;flex-direction:column;justify-content:space-between;
  padding:calc(var(--header-h) + 26px) var(--pad) calc(24px + env(safe-area-inset-bottom));
  overflow-y:auto;
}
.mobile-menu__label{color:var(--muted-2)}
.mobile-menu__list{margin-top:clamp(22px,5vh,48px)}
.mobile-menu__list li{border-top:1px solid var(--line-inv)}
.mobile-menu__list li:last-child{border-bottom:1px solid var(--line-inv)}
.mobile-menu__list a{
  display:flex;align-items:baseline;gap:1em;
  padding:clamp(.62em,1.9vh,.9em) 0;
  font-family:var(--f-disp);
  font-size:clamp(1.5rem,7vw,2.4rem);
  font-weight:500;letter-spacing:-.03em;
  transition:color .3s var(--e-out),padding-left .4s var(--e-out);
}
.mobile-menu__list a:hover,.mobile-menu__list a:focus-visible{color:var(--ice);padding-left:.35em}
.mobile-menu__list em{
  font-style:normal;font-size:.62rem;letter-spacing:.16em;
  color:var(--muted-2);flex:none;
}
.mobile-menu__foot{margin-top:clamp(26px,5vh,50px)}
.mobile-menu__phone{
  font-family:var(--f-disp);font-size:1.28rem;font-weight:500;color:var(--ice);
}
.mobile-menu__meta{color:var(--muted-2);font-size:.85rem;margin-top:.4em}

/* ---------- 7. HERO ---------- */
.hero{
  position:relative;
  min-height:100svh;
  padding-top:calc(var(--header-h) + clamp(18px,4vh,44px));
  padding-bottom:clamp(20px,4vh,40px);
  display:flex;flex-direction:column;
  background:
    linear-gradient(180deg,var(--white) 0%,var(--paper) 62%,var(--paper-2) 100%);
  overflow:hidden;
}
.hero__grid{
  position:absolute;inset:0;
  max-width:var(--max);margin-inline:auto;
  padding-inline:var(--pad);
  display:none;
  pointer-events:none;
}
@media (min-width:1100px){
  .hero__grid{display:grid;grid-template-columns:repeat(6,1fr);gap:var(--gap)}
  .hero__grid span{border-left:1px solid rgba(14,20,24,.05)}
  .hero__grid span:last-child{border-right:1px solid rgba(14,20,24,.05)}
}

.hero__inner{
  position:relative;
  width:100%;max-width:var(--max);margin-inline:auto;
  padding-inline:var(--pad);
  flex:1;
  display:grid;
  gap:clamp(18px,3.4vw,50px);
  align-items:center;
}
/* mobile / tablet: zdjęcie wchodzi między nagłówek a opis */
@media (max-width:1099px){
  .hero__copy{display:contents}
  .hero__eyebrow{order:1}
  .hero__title{order:2}
  .hero__media{order:3}
  .hero__lead{order:4}
  .hero__actions{order:5}
  .hero__specs{order:6}
  .hero__lead{margin-top:0}
  .hero__actions{margin-top:4px}
}
@media (min-width:1100px){
  .hero__inner{grid-template-columns:minmax(0,.86fr) minmax(0,1.14fr)}
}

.hero__eyebrow{margin-bottom:clamp(16px,2.4vw,26px)}
.hero__title{
  font-family:var(--f-disp);
  font-weight:500;
  font-size:clamp(2.05rem,9.2vw,3.2rem);
  line-height:.94;
  letter-spacing:-.045em;
  color:var(--graphite);
}
@media (min-width:1100px){.hero__title{font-size:clamp(3.4rem,4.9vw,5.9rem)}}
.hero__title{max-width:13ch}
@media (min-width:520px){.hero__title{max-width:15ch}}
.hero__title .line{display:block;overflow:hidden;padding-bottom:.055em}
.hero__title .line__in{display:block;will-change:transform}
.motion .hero__title.is-armed .line__in{transform:translateY(108%)}

.hero__lead{
  margin-top:clamp(18px,2.4vw,28px);
  max-width:42ch;
  color:var(--muted);
  font-size:clamp(.98rem,1.05vw,1.1rem);
}
.hero__actions{
  margin-top:clamp(24px,3vw,36px);
  display:flex;flex-wrap:wrap;gap:12px;
}
.hero__actions .btn{flex:1 1 auto;min-width:min(100%,260px)}
@media (min-width:560px){.hero__actions .btn{flex:0 0 auto;min-width:0}}

.hero__specs{
  margin-top:clamp(28px,4vw,46px);
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  gap:clamp(10px,1.6vw,22px);
  border-top:1px solid var(--line);
  padding-top:clamp(14px,1.8vw,20px);
}
.hero__specs dt{
  font-family:var(--f-disp);font-size:.62rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--muted-2);margin-bottom:.35em;
}
.hero__specs dd{font-size:.88rem;color:var(--ink)}

.hero__media{position:relative}
.hero__mediaMask{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius);
  background:var(--mist);
  aspect-ratio:5/6;
}
@media (min-width:761px){.hero__mediaMask{aspect-ratio:16/10}}
@media (min-width:1100px){
  .hero__mediaMask{aspect-ratio:auto;height:min(76vh,720px)}
  .hero__img{object-position:72% 50%}
}
.motion .hero__mediaMask{clip-path:inset(0 0 100% 0)}
.hero__mediaMask picture{display:block;width:100%;height:100%}
.hero__img{width:100%;height:100%;object-fit:cover}
.motion .hero__img{transform:scale(1.14)}

.hero__caption{
  margin-top:12px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-family:var(--f-disp);
  font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted-2);
}

/* airflow */
.airflow{
  position:absolute;inset:0;width:100%;height:100%;
  color:rgba(255,255,255,.8);
  pointer-events:none;
  mix-blend-mode:screen;
}
.airflow__lines path{
  stroke-dasharray:1 0;
  opacity:.55;
  filter:drop-shadow(0 0 6px rgba(18,176,232,.55));
}
.airflow__dots circle{fill:#8FE3FF;filter:drop-shadow(0 0 5px rgba(18,176,232,.9))}
.no-motion .airflow{opacity:.32}

.hero__hud{
  position:absolute;inset:0;
  pointer-events:none;
  color:#fff;
}
.hud-chip{
  position:absolute;
  display:flex;flex-direction:column;gap:.25em;
  padding:.7rem .9rem;
  background:rgba(14,20,24,.52);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius);
  font-family:var(--f-disp);
}
.hud-chip__label{
  font-size:.56rem;letter-spacing:.18em;text-transform:uppercase;
  color:rgba(255,255,255,.62);
}
.hud-chip__value{display:flex;align-items:baseline;gap:.15em;font-size:1.4rem;font-weight:500}
.hud-chip__value b{font-weight:500;font-variant-numeric:tabular-nums}
.hud-chip__value i{font-style:normal;font-size:.72rem;color:var(--ice);letter-spacing:.02em}
.hud-chip__value--sm{font-size:.82rem;font-weight:400;letter-spacing:.02em}
.hud-chip__bar{display:block;height:2px;width:76px;background:rgba(255,255,255,.2);margin-top:.35em}
.hud-chip__bar i{display:block;height:100%;background:var(--ice);width:64%}
.hud-chip--temp{left:5%;bottom:11%}
.hud-chip--mode{right:5%;top:8%}
@media (max-width:520px){
  .hud-chip--mode{display:none}
  .hud-chip--temp{left:4%;bottom:5%}
}
.hud-cross{
  position:absolute;right:18%;bottom:26%;
  width:34px;height:34px;color:rgba(255,255,255,.55);
}
@media (max-width:760px){.hud-cross{display:none}}

.hero__foot{
  position:relative;
  width:100%;max-width:var(--max);margin-inline:auto;
  padding-inline:var(--pad);
  margin-top:clamp(18px,3vh,34px);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.scroll-cue{
  display:inline-flex;align-items:center;gap:.8em;
  font-family:var(--f-disp);font-size:.66rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--muted);
  padding-block:6px;margin-block:-6px;   /* pole dotyku >=24px, layout bez zmian */
}
.scroll-cue__line{
  display:block;width:46px;height:1px;background:var(--line-2);position:relative;overflow:hidden;
}
.scroll-cue__line::after{
  content:"";position:absolute;inset:0;background:var(--ice);
  transform:translateX(-100%);
}
.motion .scroll-cue__line::after{animation:cue 2.4s var(--e-io) infinite}
@keyframes cue{
  0%{transform:translateX(-100%)}
  55%{transform:translateX(0)}
  100%{transform:translateX(100%)}
}
.hero__note{
  font-family:var(--f-disp);font-size:.62rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--muted-2);
}
@media (max-width:640px){.hero__note{display:none}}

/* ---------- 8. PODEJŚCIE ---------- */
.approach{background:var(--paper-2);position:relative}
.approach__inner{
  display:grid;gap:clamp(34px,4vw,64px);
}
@media (min-width:1000px){
  .approach__inner{
    grid-template-columns:minmax(0,1fr) minmax(0,.42fr);
    grid-template-areas:"head fig" "body fig";
    align-items:start;
    column-gap:clamp(40px,5vw,90px);
    row-gap:clamp(20px,2vw,34px);
  }
  .approach .section-head{grid-area:head;margin-bottom:0}
  .approach__body{grid-area:body}
  .approach__figure{grid-area:fig}
  .approach__lead{margin-top:0}
}
.approach__lead{
  max-width:56ch;
  font-size:clamp(1.02rem,1.25vw,1.22rem);
  line-height:1.66;
  color:var(--ink);
  margin-top:clamp(24px,3vw,40px);
}
.approach__list{
  margin-top:clamp(34px,4vw,58px);
  display:grid;gap:clamp(18px,2vw,28px);
  grid-template-columns:repeat(auto-fit,minmax(210px,1fr));
}
.approach__item{
  border-top:1px solid var(--line-2);
  padding-top:clamp(14px,1.6vw,20px);
}
.approach__num{
  font-family:var(--f-disp);font-size:.66rem;letter-spacing:.2em;color:var(--ice-deep);
}
.approach__title{
  font-family:var(--f-disp);font-size:1.16rem;font-weight:500;
  letter-spacing:-.02em;margin:.5em 0 .35em;
}
.approach__item p{color:var(--muted);font-size:.92rem}

.approach__figure{position:relative}
.approach__figure picture{overflow:hidden;border-radius:var(--radius)}
.approach__figure picture,.approach__figure img{width:100%}
.approach__figure img{aspect-ratio:3/4;object-fit:cover;border-radius:var(--radius)}
.approach__figure figcaption{
  margin-top:12px;display:flex;flex-direction:column;gap:.25em;
  font-family:var(--f-disp);font-size:.66rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted-2);
}
.approach__figure figcaption .label{color:var(--ice-deep)}

/* ---------- 9. ROZWIĄZANIA ---------- */
.solutions{background:var(--white);overflow:hidden}
.solutions__switch{
  display:none;
  gap:clamp(18px,3vw,52px);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  margin-bottom:clamp(34px,4vw,60px);
}
.js .solutions__switch{display:flex;flex-wrap:wrap}
.sol-tab{
  position:relative;
  display:flex;align-items:baseline;gap:.7em;
  padding:clamp(14px,1.6vw,20px) 0;
  color:var(--muted);
  transition:color .35s var(--e-out);
}
.sol-tab__num{
  font-family:var(--f-disp);font-size:.66rem;letter-spacing:.18em;
  color:var(--muted-2);transition:color .35s var(--e-out);
}
.sol-tab__name{
  font-family:var(--f-disp);
  font-size:clamp(1.05rem,2.1vw,1.62rem);
  font-weight:500;letter-spacing:-.028em;
}
.sol-tab__line{
  position:absolute;left:0;right:0;bottom:-1px;height:1px;overflow:hidden;
}
.sol-tab__line i{
  display:block;height:100%;background:var(--ice);
  transform:scaleX(0);transform-origin:0 50%;
  transition:transform .5s var(--e-out);
}
.sol-tab:hover,.sol-tab:focus-visible{color:var(--ink)}
.sol-tab.is-active{color:var(--graphite)}
.sol-tab.is-active .sol-tab__num{color:var(--ice-deep)}
.sol-tab.is-active .sol-tab__line i{transform:scaleX(1)}

.solutions__stack{display:grid;gap:clamp(48px,7vw,90px)}
.solution{
  display:grid;gap:clamp(20px,3vw,44px);
}
@media (min-width:900px){
  .solution{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);align-items:center}
}
.js .solutions__stack{position:relative}
@media (min-width:900px){
  .js .solutions__stack>.solution{
    position:absolute;inset:0;
    opacity:0;visibility:hidden;pointer-events:none;
  }
  .js .solutions__stack>.solution.is-active{
    position:relative;opacity:1;visibility:visible;pointer-events:auto;
  }
}
@media (max-width:899px){
  .js .solutions__switch{display:none}
}

.solution__media{position:relative;overflow:hidden;border-radius:var(--radius);background:var(--mist)}
.solution__media img{width:100%;aspect-ratio:4/3;object-fit:cover}
@media (min-width:900px){.solution__media img{aspect-ratio:16/11}}
.solution__tag{
  position:absolute;left:0;bottom:0;right:0;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  padding:.85rem 1rem;
  background:linear-gradient(180deg,rgba(14,20,24,0),rgba(14,20,24,.55) 45%,rgba(14,20,24,.86));
  color:rgba(255,255,255,.9);
  font-family:var(--f-disp);font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;
}
.solution__index{
  font-family:var(--f-disp);font-size:.68rem;letter-spacing:.2em;color:var(--ice-deep);
}
.solution__title{
  font-family:var(--f-disp);
  font-size:clamp(1.9rem,3.4vw,2.9rem);
  font-weight:500;letter-spacing:-.035em;line-height:1.03;
  margin:.35em 0 .5em;
}
.solution__desc{color:var(--muted);max-width:46ch}
.solution__specs{
  margin-top:clamp(20px,2.4vw,30px);
  display:grid;gap:0;
  border-top:1px solid var(--line);
}
.solution__specs>div{
  display:flex;justify-content:space-between;gap:16px;
  padding:.72em 0;border-bottom:1px solid var(--line);
}
.solution__specs dt{
  font-family:var(--f-disp);font-size:.64rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--muted-2);flex:none;padding-top:.25em;
}
.solution__specs dd{font-size:.9rem;text-align:right}
.solution__points{
  margin-top:clamp(18px,2vw,26px);
  display:grid;gap:.55em;
}
.solution__points li{
  position:relative;padding-left:1.4em;
  font-size:.9rem;color:var(--muted);
}
.solution__points li::before{
  content:"";position:absolute;left:0;top:.6em;
  width:9px;height:2px;background:var(--ice);
}

/* ---------- 10. KOMFORT W LICZBACH ---------- */
.numbers{
  background:var(--graphite);
  color:#fff;
  position:relative;
  padding-top:var(--sec-y);
}
.numbers__intro{padding-bottom:clamp(30px,4vw,54px)}
.numbers .section-head__title{color:#fff}
.numbers .section-head__aside{color:var(--muted-2)}

.numbers__scroller{position:relative}
.numbers__sticky{position:relative}
.numbers__stage{
  position:relative;
  width:100%;max-width:var(--max);margin-inline:auto;
  padding-inline:var(--pad);
  padding-bottom:var(--sec-y);
}
.numbers__slides{display:grid;gap:clamp(56px,8vw,90px)}
.num-slide{display:grid;gap:clamp(20px,3vw,40px)}
.num-slide__idx{
  font-family:var(--f-disp);font-size:.66rem;letter-spacing:.2em;color:var(--ice);
}
.num-slide__value{
  font-family:var(--f-disp);
  font-size:clamp(4rem,15vw,10.5rem);
  font-weight:500;line-height:.86;letter-spacing:-.055em;
  display:flex;align-items:baseline;gap:.12em;
  margin:.16em 0 .1em;
  font-variant-numeric:tabular-nums;
}
.num-slide__value i{
  font-style:normal;font-size:.2em;letter-spacing:.02em;color:var(--ice);
}
.num-slide__value--text{font-size:clamp(2.6rem,8vw,6rem);letter-spacing:-.015em}
.num-slide__label{
  font-family:var(--f-disp);
  font-size:clamp(1.1rem,1.9vw,1.5rem);
  font-weight:500;letter-spacing:-.02em;
}
.num-slide__desc{
  margin-top:.75em;color:var(--muted-2);max-width:40ch;font-size:.95rem;
}

.num-visual{position:relative}
.num-visual__frame{
  position:relative;overflow:hidden;border-radius:var(--radius);
  background:var(--graphite-3);
}
.num-visual__frame img{width:100%;aspect-ratio:4/3;object-fit:cover;opacity:.92}
.num-visual__cap{
  margin-top:10px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-family:var(--f-disp);font-size:.6rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted-2);
}

.numbers__rail{display:none}
.numbers__disclaimer{
  margin-top:clamp(30px,4vw,48px);
  padding-top:clamp(14px,1.6vw,20px);
  border-top:1px solid var(--line-inv);
  color:var(--muted-2);font-size:.8rem;max-width:60ch;
}

@media (min-width:1000px){
  .numbers__scroller{height:420vh}
  .js .numbers__sticky{
    position:sticky;top:0;height:100svh;display:flex;align-items:center;
    overflow:hidden;
  }
  .js .numbers__stage{padding-bottom:0}
  .js .numbers__slides{display:block;position:relative;min-height:min(64vh,560px)}
  .js .num-slide{
    position:absolute;inset:0;
    grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);
    gap:clamp(30px,4vw,70px);
    align-items:center;
    opacity:0;visibility:hidden;pointer-events:none;
  }
  .js .num-slide.is-active{opacity:1;visibility:visible;pointer-events:auto}
  .js .num-visual__frame img{aspect-ratio:16/11;max-height:64vh}
  .js .numbers__disclaimer{
    position:absolute;left:var(--pad);right:var(--pad);bottom:clamp(16px,3vh,34px);
    margin-top:0;
  }
  .js .numbers__stage{display:flex;flex-direction:column;justify-content:center;min-height:100svh;position:relative}

  .numbers__rail{
    display:block;position:absolute;
    left:calc(var(--pad) - 22px);top:12%;bottom:12%;width:1px;
    background:var(--line-inv);
  }
  .numbers__railFill{
    position:absolute;top:0;left:0;width:100%;height:100%;
    background:var(--ice);transform:scaleY(0);transform-origin:50% 0;
  }
  .numbers__rail i{
    position:absolute;left:-3px;width:7px;height:1px;background:var(--line-inv-2);
    transition:background .3s,width .3s;
  }
  .numbers__rail i:nth-child(2){top:0}
  .numbers__rail i:nth-child(3){top:33.33%}
  .numbers__rail i:nth-child(4){top:66.66%}
  .numbers__rail i:nth-child(5){top:100%}
  .numbers__rail i.is-on{background:var(--ice);width:13px}
}

/* wizualizacje */
.viz{position:absolute;pointer-events:none}
.viz--thermal{
  inset:0;width:100%;height:100%;
  color:rgba(143,227,255,.85);
  mix-blend-mode:screen;
}
.viz--thermal path{filter:drop-shadow(0 0 5px rgba(18,176,232,.6));opacity:.6}
.viz--wave{
  left:0;right:0;bottom:0;width:100%;height:30%;
  color:var(--ice);
  opacity:.85;
  background:linear-gradient(180deg,rgba(14,20,24,0),rgba(14,20,24,.62));
}
.viz--energy{
  right:5%;bottom:7%;width:min(64%,270px);
  padding:.8rem .9rem;
  background:rgba(14,20,24,.66);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius);
}
.viz--energy svg{width:100%;height:auto;display:block}
.viz--energy rect{fill:rgba(255,255,255,.24)}
.viz--energy g[data-bar]:first-child rect{fill:var(--ice)}
.viz--energy text{
  fill:#fff;font-family:var(--f-disp);font-size:12px;letter-spacing:.06em;
  dominant-baseline:middle;
}
.viz--ui{right:6%;bottom:8%;width:min(62%,260px)}
.ui-card{
  background:rgba(14,20,24,.62);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius);
  padding:.7rem .85rem;
  display:grid;gap:.42em;
  font-family:var(--f-disp);
}
.ui-card__row{display:flex;justify-content:space-between;gap:1.4em;font-size:.8rem}
.ui-card__row b{font-weight:400;color:rgba(255,255,255,.85)}
.ui-card__row i{font-style:normal;color:var(--ice)}
.ui-card__row--muted b,.ui-card__row--muted i{color:var(--muted-2)}

/* ---------- 11. WSPÓŁPRACA ---------- */
.process{background:var(--paper);position:relative}
.process__track{position:relative}
.process__rail{
  position:absolute;left:4px;top:0;bottom:0;width:1px;
}
@media (min-width:760px){.process__rail{left:6px}}
.process__rail svg{width:1px;height:100%}
.process__railBase{stroke:var(--line-2);stroke-width:2}
.process__railFill{stroke:var(--ice);stroke-width:2}

.process__steps{display:grid}
.pstep{
  position:relative;
  display:grid;
  gap:clamp(18px,2.6vw,40px);
  padding:clamp(30px,4vw,54px) 0 clamp(30px,4vw,54px) 26px;
  border-top:1px solid var(--line);
}
.pstep:first-child{border-top:0}
@media (min-width:760px){
  .pstep{padding-left:clamp(28px,4vw,64px)}
}
@media (min-width:1000px){
  .pstep{
    grid-template-columns:minmax(0,1fr) minmax(0,.82fr);
    align-items:start;
    min-height:58vh;
  }
  .pstep__body{position:sticky;top:calc(var(--header-h) + 8vh)}
  .pstep__media{position:sticky;top:calc(var(--header-h) + 6vh)}
}
.pstep__dot{
  position:absolute;left:0;top:calc(clamp(30px,4vw,54px) + .3em);
  width:9px;height:9px;border-radius:50%;
  background:var(--paper);border:1px solid var(--line-2);
  transition:background .4s var(--e-out),border-color .4s var(--e-out),transform .4s var(--e-out);
}
@media (min-width:760px){.pstep__dot{left:2px}}
.pstep.is-active .pstep__dot{background:var(--ice);border-color:var(--ice);transform:scale(1.25)}

.pstep__num{
  font-family:var(--f-disp);font-size:.7rem;letter-spacing:.2em;
  color:var(--muted-2);transition:color .4s var(--e-out);
}
.pstep.is-active .pstep__num{color:var(--ice-deep)}
.pstep__title{
  font-family:var(--f-disp);
  font-size:clamp(1.5rem,3vw,2.5rem);
  font-weight:500;letter-spacing:-.035em;line-height:1.05;
  margin:.32em 0 .45em;
}
.pstep__desc{color:var(--muted);max-width:44ch}
.pstep__meta{
  margin-top:clamp(14px,1.8vw,22px);
  padding-top:.7em;border-top:1px solid var(--line);
  font-family:var(--f-disp);font-size:.76rem;color:var(--ink);
  max-width:44ch;
}
.pstep__meta span{
  color:var(--muted-2);letter-spacing:.18em;text-transform:uppercase;
  font-size:.62rem;margin-right:.9em;
}
.pstep__media{overflow:hidden;border-radius:var(--radius);background:var(--mist)}
.pstep__media img{width:100%;aspect-ratio:4/3;object-fit:cover}
@media (min-width:1000px){.pstep__media img{aspect-ratio:5/4}}

/* wygaszanie poprzednich etapów */
@media (min-width:1000px){
  .motion .pstep{transition:opacity .55s var(--e-out)}
  .motion .pstep.is-dimmed{opacity:.38}
}

/* ---------- 12. ZASTOSOWANIA ---------- */
.apps{background:var(--white);overflow:hidden}
.apps__grid{
  display:grid;
  gap:clamp(28px,3.4vw,54px);
}
@media (min-width:900px){
  .apps__grid{
    grid-template-columns:repeat(12,1fr);
    row-gap:clamp(60px,8vw,130px);
  }
  .app--a{grid-column:1/8}
  .app--b{grid-column:9/13;margin-top:clamp(0px,7vw,110px)}
  .app--c{grid-column:2/7}
  .app--d{grid-column:7/13;margin-top:clamp(0px,5vw,80px)}
}
.app{position:relative}
.app__frame{
  position:relative;overflow:hidden;border-radius:var(--radius);
  background:var(--mist);
}
.app__frame img{
  width:100%;object-fit:cover;
  transition:transform 1.1s var(--e-out),filter .8s var(--e-out);
}
.app--a .app__frame img{aspect-ratio:16/10}
.app--b .app__frame img{aspect-ratio:3/4}
.app--c .app__frame img{aspect-ratio:4/3}
.app--d .app__frame img{aspect-ratio:16/11}
.motion .app__frame img{filter:saturate(.88)}
.app:hover .app__frame img,.app:focus-within .app__frame img{transform:scale(1.045);filter:saturate(1)}

.app__idx{
  position:absolute;top:0;left:0;
  padding:.7rem .95rem;
  font-family:var(--f-disp);font-size:.66rem;letter-spacing:.2em;
  color:#fff;
  background:rgba(14,20,24,.64);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.app__cap{padding-top:clamp(14px,1.6vw,20px)}
.app__title{
  font-family:var(--f-disp);
  font-size:clamp(1.35rem,2.4vw,2rem);
  font-weight:500;letter-spacing:-.03em;
}
.app__meta{
  margin-top:.5em;
  font-family:var(--f-disp);font-size:.76rem;color:var(--ink);
}
.app__meta span{
  display:block;
  font-size:.6rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted-2);margin-bottom:.3em;
}
.app__note{
  margin-top:.7em;color:var(--muted);font-size:.88rem;max-width:38ch;
  overflow:hidden;
}
@media (min-width:900px){
  .motion .app__note{
    max-height:0;opacity:0;margin-top:0;
    transition:max-height .55s var(--e-out),opacity .45s var(--e-out),margin-top .55s var(--e-out);
  }
  .motion .app:hover .app__note,
  .motion .app:focus-within .app__note{max-height:6em;opacity:1;margin-top:.7em}
}

/* ---------- 13. SERWIS ---------- */
.service{background:var(--paper-2)}
.service__body{
  display:grid;gap:clamp(34px,4.5vw,72px);
}
@media (min-width:1000px){
  .service__body{grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);align-items:start}
}
.service__media{position:relative}
.service__figure picture{overflow:hidden;border-radius:var(--radius)}
.service__figure img{width:100%;object-fit:cover;border-radius:var(--radius)}
.service__figure--main img{aspect-ratio:3/4}
.service__figure--main figcaption{
  margin-top:12px;display:flex;flex-direction:column;gap:.25em;
  font-family:var(--f-disp);font-size:.64rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted-2);
}
.service__figure--main figcaption .label{color:var(--ice-deep)}
.service__figure--main figcaption{position:relative;z-index:2}
.service__figure--sub{
  position:relative;z-index:1;
  width:46%;margin-top:-16%;margin-left:auto;
  border:6px solid var(--paper-2);
  border-radius:var(--radius);
}
.service__figure--sub img{aspect-ratio:1/1}

.service__lead{
  font-size:clamp(1.02rem,1.25vw,1.2rem);
  line-height:1.66;max-width:52ch;
}
.service__list{
  margin-top:clamp(30px,3.6vw,50px);
  border-top:1px solid var(--line-2);
}
.service__list li{
  display:flex;gap:clamp(14px,2vw,30px);
  padding:clamp(16px,1.9vw,24px) 0;
  border-bottom:1px solid var(--line);
}
.service__num{
  font-family:var(--f-disp);font-size:.66rem;letter-spacing:.2em;
  color:var(--ice-deep);flex:none;padding-top:.45em;
}
.service__list h3{
  font-family:var(--f-disp);font-size:1.08rem;font-weight:500;letter-spacing:-.02em;
}
.service__list p{color:var(--muted);font-size:.9rem;margin-top:.3em;max-width:46ch}
.service__note{
  margin-top:clamp(20px,2.4vw,30px);
  color:var(--muted);font-size:.85rem;max-width:52ch;
}
.service .link-arrow{margin-top:clamp(24px,3vw,38px)}

/* ---------- 14. FAQ ---------- */
.faq{background:var(--white)}
.faq__list{border-top:1px solid var(--line-2)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item h3{margin:0;font:inherit}
.faq-item__q{
  width:100%;
  display:flex;align-items:center;gap:clamp(12px,2vw,28px);
  padding:clamp(18px,2.4vw,30px) 0;
  text-align:left;
  transition:color .3s var(--e-out);
}
.faq-item__q:hover,.faq-item__q:focus-visible{color:var(--ice-deep)}
.faq-item__num{
  font-family:var(--f-disp);font-size:.66rem;letter-spacing:.2em;
  color:var(--muted-2);flex:none;
  transition:color .3s var(--e-out);
}
.faq-item__q[aria-expanded="true"] .faq-item__num{color:var(--ice-deep)}
.faq-item__text{
  flex:1;
  font-family:var(--f-disp);
  font-size:clamp(1.02rem,1.9vw,1.5rem);
  font-weight:500;letter-spacing:-.028em;line-height:1.2;
  text-wrap:balance;
}
.faq-item__icon{
  position:relative;flex:none;width:20px;height:20px;
}
.faq-item__icon i{
  position:absolute;top:50%;left:50%;
  width:14px;height:1.5px;background:currentColor;
  transform:translate(-50%,-50%);
  transition:transform .45s var(--e-out),opacity .3s;
}
.faq-item__icon i:last-child{transform:translate(-50%,-50%) rotate(90deg)}
.faq-item__q[aria-expanded="true"] .faq-item__icon i:last-child{transform:translate(-50%,-50%) rotate(0)}
.faq-item__a{overflow:hidden}
.faq-item__a[hidden]{display:block;height:0}
.no-js .faq-item__a[hidden]{height:auto}
.faq-item__inner{
  padding:0 0 clamp(20px,2.4vw,30px) clamp(28px,4.4vw,64px);
  max-width:70ch;
}
.faq-item__inner p{color:var(--muted)}

/* ---------- 15. KONTAKT ---------- */
.cta{background:var(--paper);position:relative;overflow:hidden}
.cta__inner{
  display:grid;gap:clamp(40px,5vw,80px);
}
@media (min-width:1000px){
  .cta__inner{grid-template-columns:minmax(0,1fr) minmax(0,.9fr);align-items:start}
}
.cta__title{margin:clamp(18px,2.4vw,28px) 0 0;color:var(--graphite)}
.cta__lead{
  margin-top:clamp(18px,2.2vw,26px);
  color:var(--muted);max-width:40ch;
  font-size:clamp(.98rem,1.05vw,1.1rem);
}
.cta__contact{
  margin-top:clamp(30px,4vw,52px);
  border-top:1px solid var(--line-2);
  padding-top:clamp(18px,2.2vw,28px);
}
.cta__phone{display:inline-flex;flex-direction:column;gap:.4em}
.cta__phoneValue{
  font-family:var(--f-disp);
  font-size:clamp(1.5rem,3.4vw,2.5rem);
  font-weight:500;letter-spacing:-.035em;
  transition:color .3s var(--e-out);
}
.cta__phone:hover .cta__phoneValue{color:var(--ice-deep)}
.cta__meta{
  margin-top:clamp(22px,2.6vw,34px);
  display:grid;gap:.55em;
}
.cta__meta>div{display:flex;justify-content:space-between;gap:16px;padding-bottom:.55em;border-bottom:1px solid var(--line)}
.cta__meta dt{
  font-family:var(--f-disp);font-size:.62rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--muted-2);
}
.cta__meta dd{font-size:.88rem}
.cta__meta a{padding-block:5px}
.cta__meta a:hover{color:var(--ice-deep)}

/* formularz */
.form{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:clamp(22px,3vw,42px);
}
.form__legend{margin-bottom:clamp(20px,2.4vw,30px);color:var(--ice-deep)}
.form__grid{
  display:grid;gap:clamp(14px,1.8vw,22px);
  grid-template-columns:repeat(auto-fit,minmax(190px,1fr));
}
.field{display:flex;flex-direction:column;gap:.42em;min-width:0}
.field--wide{grid-column:1/-1}
.field label{
  font-family:var(--f-disp);font-size:.68rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted);
}
.field__hint{text-transform:none;letter-spacing:0;color:var(--muted-2);font-size:.72rem}
.field input,.field select,.field textarea{
  width:100%;
  padding:.82em .9em;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  font-size:.95rem;
  transition:border-color .3s var(--e-out),background .3s var(--e-out);
}
.field textarea{resize:vertical;min-height:5.4em}
.field input:hover,.field select:hover,.field textarea:hover{border-color:var(--line-2)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--ice);background:var(--white);
  box-shadow:0 0 0 3px rgba(18,176,232,.14);
}
.field.is-invalid input,.field.is-invalid select{border-color:#C6412F;background:#FDF4F2}
.field__error{
  font-size:.74rem;color:#B33A29;min-height:0;
}
.field__error:empty{display:none}
.select{position:relative}
.select select{appearance:none;padding-right:2.4em}
.select svg{
  position:absolute;right:.85em;top:50%;transform:translateY(-50%);
  width:1.1em;height:1.1em;pointer-events:none;color:var(--muted);
}
.field--check{
  flex-direction:row;flex-wrap:wrap;align-items:flex-start;gap:.75em;
  margin-top:clamp(16px,2vw,24px);
}
.field--check input{width:18px;height:18px;flex:none;margin-top:.15em;accent-color:var(--ice-deep)}
.field--check label{
  flex:1;min-width:0;
  text-transform:none;letter-spacing:0;font-family:var(--f-sans);
  font-size:.82rem;color:var(--muted);line-height:1.5;
}
.field--check .field__error{flex-basis:100%}
.form__foot{margin-top:clamp(20px,2.6vw,30px)}
.form__note{
  margin-top:.9em;font-size:.74rem;color:var(--muted-2);text-align:center;
}
.form__status{
  margin-top:1em;font-size:.86rem;
  padding:.8em 1em;border-radius:var(--radius);
  background:var(--ice-tint);color:var(--ice-deep);
  border:1px solid rgba(18,176,232,.3);
}
.form__status:empty{display:none}

/* ---------- 16. STOPKA ---------- */
.site-footer{
  background:var(--graphite);color:#fff;
  padding-block:clamp(56px,7vw,96px) clamp(90px,8vw,60px);
}
.site-footer__inner{display:grid;gap:clamp(36px,4vw,64px)}
@media (min-width:900px){
  .site-footer__inner{grid-template-columns:minmax(0,.9fr) minmax(0,1.4fr)}
}
.brand--footer{color:#fff}
.brand--footer .brand__sub{color:var(--muted-2)}
.site-footer__claim{
  margin-top:clamp(20px,2.4vw,30px);
  font-family:var(--f-disp);
  font-size:clamp(1.2rem,2.4vw,1.8rem);
  font-weight:500;letter-spacing:-.03em;line-height:1.15;
  max-width:16ch;color:rgba(255,255,255,.92);
}
.site-footer__nav{
  display:grid;gap:clamp(24px,3vw,40px);
  grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
}
.site-footer__nav .label{margin-bottom:1.1em}
.site-footer__nav ul{display:grid;gap:.5em}
.site-footer__nav a,.site-footer__nav span{
  font-size:.88rem;color:rgba(255,255,255,.72);
  transition:color .3s var(--e-out);
  /* padding na elemencie inline powiększa pole dotyku do >=24px,
     nie zmieniając wysokości wiersza ani odstępów */
  padding-block:5px;
}
.site-footer__nav a:hover,.site-footer__nav a:focus-visible{color:var(--ice)}
.site-footer__bottom{
  grid-column:1/-1;
  border-top:1px solid var(--line-inv);
  padding-top:clamp(20px,2.4vw,30px);
  display:grid;gap:.7em;
  color:var(--muted-2);font-size:.78rem;max-width:78ch;
}
.site-footer__bottom strong{color:rgba(255,255,255,.85);font-weight:500}
.site-footer__meta{
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  margin-top:.8em;
  font-family:var(--f-disp);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;
}

/* ---------- 17. STICKY CTA (mobile) ---------- */
.sticky-cta{
  position:fixed;z-index:60;
  left:0;right:0;bottom:0;
  display:flex;gap:8px;
  padding:10px var(--pad) calc(10px + env(safe-area-inset-bottom));
  background:rgba(244,247,249,.9);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-top:1px solid var(--line);
  transform:translateY(110%);
  transition:transform .5s var(--e-out);
}
.sticky-cta.is-visible{transform:none}
@media (min-width:900px){.sticky-cta{display:none}}
.sticky-cta__btn{
  flex:1;
  display:inline-flex;align-items:center;justify-content:center;gap:.55em;
  padding:.92em 1em;
  border-radius:var(--radius);
  font-family:var(--f-disp);font-size:.86rem;font-weight:500;
}
.sticky-cta__btn svg{width:1.05em;height:1.05em}
.sticky-cta__btn--ghost{border:1px solid var(--line-2);flex:0 0 40%}
.sticky-cta__btn--solid{background:var(--graphite);color:#fff}

/* ---------- 18. REVEAL / MOTION ---------- */
.motion [data-reveal]{opacity:0}
.motion [data-stagger]>*{opacity:0}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .hero__mediaMask{clip-path:none !important}
  .hero__img{transform:none !important}
}

/* ---------- 19. NO-JS ---------- */
.no-js .numbers__scroller{height:auto}
.no-js .sticky-cta{display:none}
.no-js .mobile-menu{display:none}
.no-js .menu-toggle{display:none}