/* oktogon.pl · „kreślarski grafit”: grafitowe tło z atramentem, szeryf Cormorant + Jost + IBM Plex Mono, rysunki kreskowe, ruch przy przewijaniu (ruch.js dodaje klasę .js) */
@font-face{font-family:"Jost";src:url(fonts/Jost-Regular.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Jost";src:url(fonts/Jost-Medium.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Cormorant";src:url(fonts/Cormorant-Light.woff2) format("woff2");font-weight:300;font-display:swap}
@font-face{font-family:"Cormorant";src:url(fonts/Cormorant-LightItalic.woff2) format("woff2");font-weight:300;font-style:italic;font-display:swap}
@font-face{font-family:"Cormorant";src:url(fonts/Cormorant-Regular.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Plex Mono";src:url(fonts/PlexMono-Regular.woff2) format("woff2");font-weight:400;font-display:swap}
:root{--ink:#ECEAE6;--szary:#A39F98;--tekst:#CBC7C0;--papier:#26272A;--ciemne:#141416;--linia:rgba(236,234,230,.12);--linia2:rgba(236,234,230,.22);--mocna:rgba(236,234,230,.5);--pole:rgba(255,255,255,.06);
 --serif:"Cormorant","Cormorant Garamond",Georgia,serif;--sans:"Jost",system-ui,sans-serif;--mono:"Plex Mono",ui-monospace,Menlo,monospace;
 --e:cubic-bezier(.16,1,.3,1);--e2:cubic-bezier(.65,0,.35,1);--g:56px;--max:1440px}
@view-transition{navigation:auto}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
/* grafitowe tło z połyskiem i smugami atramentu (img/tlo-grafit.jpg z kod/tlo_atrament.py), kafel bez szwu powtarzany w pionie */
body{margin:0;background:var(--papier) url(img/tlo-grafit.jpg) center top/100% auto repeat-y;color:var(--ink);font:400 17px/1.65 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
::selection{background:var(--ink);color:var(--ciemne)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.w{max-width:var(--max);margin:0 auto;padding:0 var(--g)}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:16px;background:#fff;color:#000;padding:8px 12px;z-index:99}
:focus-visible{outline:1px solid currentColor;outline-offset:4px}
h1,h2,h3{margin:0;font-weight:300}
em{font-style:italic}
p{margin:0 0 20px}
.etyk{display:flex;align-items:center;font:400 11.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--szary);margin:0 0 32px}
.etyk span{color:var(--ink);display:inline-flex;align-items:center}
.etyk span::after{content:"";width:44px;height:1px;background:var(--linia2);margin:0 16px}
.link{display:inline-flex;align-items:center;gap:10px;font:400 12px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;padding:6px 0;background:linear-gradient(currentColor,currentColor) left bottom/100% 1px no-repeat;transition:background-size .7s var(--e)}
.link::after{content:"→";font-family:var(--sans);transition:transform .6s var(--e)}
.link:hover{background-size:0 1px;background-position:right bottom}
.link:hover::after{transform:translateX(6px)}
.maly{font-size:14px;color:var(--szary)}
/* przyciski: prostokąt z polem strzałki, wypełnienie wjeżdża od dołu */
.btn{display:inline-flex;align-items:center;gap:22px;padding:6px 6px 6px 26px;border:1px solid rgba(236,234,230,.55);font:400 12px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--ink);position:relative;overflow:hidden;isolation:isolate;transition:color .6s var(--e),border-color .6s}
.btn::before{content:"";position:absolute;inset:0;background:var(--ink);transform:translate3d(0,101%,0);transition:transform .7s var(--e);z-index:-1}
.btn i{width:44px;height:44px;display:grid;place-items:center;background:var(--ink);color:var(--ciemne);transition:background .6s var(--e),color .6s var(--e)}
.btn svg{width:16px;height:16px;transition:transform .7s var(--e)}
.btn:hover{color:var(--ciemne);border-color:var(--ink)}
.btn:hover::before{transform:none}
.btn:hover i{background:var(--ciemne);color:var(--ink)}
.btn:hover svg{transform:rotate(-45deg)}

/* ---------- warstwy stałe: siatka kolumn, rama arkusza z linijką ---------- */
.siatka-tlo{position:fixed;inset:0;z-index:-1;pointer-events:none}
.siatka-tlo .w{height:100%}
.siatka-tlo i{display:block;height:100%;border-right:1px solid rgba(236,234,230,.035);background:linear-gradient(90deg,rgba(236,234,230,.035) 1px,transparent 1px) 0 0/calc(100%/6) 100%}
.arkusz{position:fixed;inset:14px;z-index:40;pointer-events:none;border:1px solid rgba(236,234,230,.09)}
.arkusz>i{position:absolute;width:24px;height:24px}
.arkusz>i::before,.arkusz>i::after{content:"";position:absolute;background:rgba(236,234,230,.5)}
.arkusz>i::before{left:0;right:0;top:50%;height:1px}.arkusz>i::after{top:0;bottom:0;left:50%;width:1px}
.n1{left:-12px;top:-12px}.n2{right:-12px;top:-12px}.n3{left:-12px;bottom:-12px}.n4{right:-12px;bottom:-12px}
.linijka{position:absolute;top:0;bottom:0;right:0;width:12px;background:repeating-linear-gradient(to bottom,rgba(236,234,230,.3) 0 1px,transparent 1px 50px) right top/12px 100% no-repeat,repeating-linear-gradient(to bottom,rgba(236,234,230,.16) 0 1px,transparent 1px 10px) right top/6px 100% no-repeat}
.rz{position:absolute;right:18px;top:0;display:flex;align-items:center;gap:8px;font:400 10px/1 var(--mono);letter-spacing:.08em;color:var(--ink);white-space:nowrap;transform:translate3d(0,calc(var(--sc,0) * (100vh - 46px)),0)}
.rz::after{content:"";border-left:5px solid transparent;border-right:5px solid transparent;border-top:8px solid var(--ink)}
.celownik{position:fixed;inset:0;z-index:60;pointer-events:none;opacity:0;transition:opacity .4s}
.celownik.jest{opacity:1}
.celownik .cx{position:absolute;left:0;right:0;top:0;height:1px;background:rgba(236,234,230,.1);transform:translate3d(0,var(--y),0)}
.celownik .cy{position:absolute;top:0;bottom:0;left:0;width:1px;background:rgba(236,234,230,.1);transform:translate3d(var(--x),0,0)}
.celownik b{position:absolute;left:0;top:0;width:11px;height:11px;margin:-5px 0 0 -5px;border:1px solid rgba(236,234,230,.65);transform:translate3d(var(--x),var(--y),0);transition:width .35s var(--e),height .35s var(--e),margin .35s var(--e)}
.celownik.nad b{width:31px;height:31px;margin:-15px 0 0 -15px}
.celownik span{position:absolute;left:0;top:0;font:400 10px/1 var(--mono);letter-spacing:.08em;color:var(--szary);white-space:pre;transform:translate3d(calc(var(--x) + 16px),calc(var(--y) + 14px),0)}

/* ---------- nagłówek ---------- */
.top{position:fixed;inset:0 0 auto;z-index:30;border-bottom:1px solid var(--linia);background:rgba(22,22,24,.82);-webkit-backdrop-filter:blur(14px) saturate(1.2);backdrop-filter:blur(14px) saturate(1.2);transition:transform .7s var(--e),background .5s,border-color .5s}
.jso .top:not(.tlo){background:transparent;border-color:transparent;-webkit-backdrop-filter:none;backdrop-filter:none}
.top.schowaj{transform:translate3d(0,-101%,0)}
.top .w{display:flex;align-items:center;justify-content:space-between;gap:40px;height:92px}
.znak{display:flex;align-items:center}
.znak img{height:36px;width:auto}
nav ul{list-style:none;margin:0;padding:0}
.duze ul{display:flex;gap:38px;font:400 11.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase}
.duze a{position:relative;display:block;padding:10px 0;color:var(--tekst);transition:color .3s}
.duze a::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:1px;background:currentColor;transform:scaleX(0);transform-origin:right;transition:transform .7s var(--e)}
.duze a:hover,.duze a[aria-current]{color:var(--ink)}
.duze a:hover::after,.duze a[aria-current]::after{transform:scaleX(1);transform-origin:left}
.czas{margin:0;font:400 11.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--szary);min-width:118px;text-align:right}
.zegar{color:var(--ink);margin-left:6px}
.mobilne{display:none}
.mobilne summary{list-style:none;cursor:pointer;width:44px;height:44px;display:flex;flex-direction:column;justify-content:center;align-items:flex-end;gap:9px}
.mobilne summary::-webkit-details-marker{display:none}
.mobilne summary span{display:block;width:28px;height:1px;background:currentColor;transition:transform .4s var(--e),width .4s var(--e)}
.mobilne summary span:last-child{width:18px}
.mobilne[open] summary span:first-child{transform:translateY(5px) rotate(45deg)}
.mobilne[open] summary span:last-child{width:28px;transform:translateY(-5px) rotate(-45deg)}
.mobilne nav{position:fixed;left:0;right:0;top:76px;height:calc(100vh - 76px);height:calc(100dvh - 76px);overflow:auto;background:#18181a;border-top:1px solid var(--linia);padding:16px 20px 40px;display:flex;flex-direction:column}
.mobilne nav ul{font:300 40px/1.1 var(--serif)}
.mobilne nav li{border-bottom:1px solid var(--linia)}
.mobilne nav a{display:block;padding:16px 0}
.mobilne nav a[aria-current]{font-style:italic}
.menu-kontakt{margin-top:auto;padding-top:32px;font:400 13px/2 var(--mono);color:var(--szary)}
.menu-otwarte body{overflow:hidden}

/* ---------- hero ---------- */
.hero{--p:0;position:relative;height:100vh;height:100svh;min-height:640px;max-height:1240px;overflow:hidden;color:#fff;display:flex;align-items:flex-end;background:#1c1c1e}
.hero-foto{position:absolute;inset:0;transform:translate3d(0,calc(var(--p) * 24%),0)}
.hero-foto img{width:100%;height:100%;object-fit:cover;object-position:center 42%;transform:scale(calc(1.04 + var(--p) * .1))}
.hero::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(180deg,rgba(14,14,16,.62) 0,rgba(14,14,16,.12) 26%,rgba(14,14,16,.2) 50%,rgba(14,14,16,.86) 100%)}
.hero-osie{position:absolute;inset:0;z-index:2;pointer-events:none}
.os{position:absolute;display:block}
.os.v{top:150px;bottom:0;width:1px;background:linear-gradient(rgba(255,255,255,.34),rgba(255,255,255,.06) 70%);transform-origin:top}
.os.h{left:84px;right:0;height:1px;background:linear-gradient(90deg,rgba(255,255,255,.34),rgba(255,255,255,.04));transform-origin:left}
.os b{position:absolute;width:32px;height:32px;border:1px solid rgba(255,255,255,.55);border-radius:50%;display:grid;place-items:center;font:400 11px/1 var(--mono);color:#fff;background:rgba(14,14,16,.25)}
.os.v b{top:-32px;left:-16px}
.os.h b{left:-32px;top:-16px}
.o1{left:22%}.o2{left:58%}.o3{left:84%}.oa{top:31%}
.hero-tresc{position:relative;z-index:3;width:100%;padding-bottom:132px;transform:translate3d(0,calc(var(--p) * -110px),0);opacity:calc(1 - var(--p) * 1.25)}
.hero .etyk{color:rgba(255,255,255,.72)}
.hero .etyk span{color:#fff}
.hero h1{font:300 clamp(54px,8.6vw,136px)/.9 var(--serif);letter-spacing:-.025em;margin:0 0 8px}
.ln{display:block;overflow:hidden;padding:0 .06em .1em 0;margin-bottom:-.1em}
.ln>span{display:inline-block}
.hero-g{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:80px;align-items:end;margin-top:40px}
.wymiar{position:relative;height:40px;max-width:640px;color:rgba(255,255,255,.75)}
.wymiar::before{content:"";position:absolute;left:0;right:0;bottom:8px;height:1px;background:currentColor;transform-origin:left}
.wymiar i{position:absolute;bottom:0;width:1px;height:17px;background:#fff;transform:rotate(45deg)}
.wymiar i:first-child{left:0}.wymiar i:last-of-type{right:0}
.wymiar span{position:absolute;left:0;right:0;bottom:18px;text-align:center;font:400 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase}
.hero-bok p{font-size:17px;line-height:1.6;color:rgba(255,255,255,.86);margin:0 0 28px}
.btn.jasny{border-color:rgba(255,255,255,.6);color:#fff}
.hero-dol{position:absolute;z-index:3;left:0;right:0;bottom:36px;display:flex;justify-content:space-between;align-items:center;padding:0 var(--g);max-width:var(--max);margin:0 auto;font:400 10.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.62)}
.przewin{display:flex;align-items:center;gap:14px}
.przewin::before{content:"";width:1px;height:36px;background:linear-gradient(rgba(255,255,255,.9),rgba(255,255,255,0));transform-origin:top}
.skala{display:flex;flex-direction:column;align-items:flex-start;gap:8px}
.sk-pas{display:flex;height:6px;border:1px solid rgba(255,255,255,.55)}
.sk-pas i{display:block;width:22px}.sk-pas i:nth-child(odd){background:rgba(255,255,255,.55)}.sk-pas i:nth-child(3){width:33px}.sk-pas i:nth-child(4){width:55px}
.sk-op{word-spacing:7px}
.przyk{position:absolute;right:calc(var(--g) + 20px);bottom:90px;z-index:3;font:400 10px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.5)}

/* ---------- taśma z nazwami (przesuwa się przy przewijaniu) ---------- */
.tasma{--m:0;overflow:hidden;padding:44px 0 52px;border-bottom:1px solid var(--linia)}
.tor{display:flex;align-items:center;gap:56px;width:max-content;white-space:nowrap;font:300 italic clamp(64px,10.5vw,168px)/1 var(--serif);color:transparent;-webkit-text-stroke:1px rgba(236,234,230,.45);transform:translate3d(calc(var(--m) * -42%),0,0)}
.tor .pel{color:var(--ink);-webkit-text-stroke:0;font-style:normal}
.tor i{flex:none;width:.34em;height:.34em;border:1px solid rgba(236,234,230,.45);border-radius:50%;position:relative}
.tor i::before,.tor i::after{content:"";position:absolute;background:rgba(236,234,230,.45)}
.tor i::before{left:-30%;right:-30%;top:50%;height:1px}.tor i::after{top:-30%;bottom:-30%;left:50%;width:1px}

/* ---------- sekcje ---------- */
section{position:relative}
.glowa{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:72px}
.glowa h2,.intro h2,.cta h2{font:300 clamp(42px,5.6vw,92px)/.98 var(--serif);letter-spacing:-.02em}
.glowa .etyk{margin-bottom:28px}
.intro{padding:168px 0 150px}
.intro h2{max-width:13em;margin:0 0 110px}
.intro-dol{display:grid;grid-template-columns:7fr 5fr;gap:96px;align-items:center}
.kol p{color:var(--tekst)}
.kol p:last-child{margin-bottom:0}
.intro .kol .link{margin-top:12px}
figure{margin:0}
figcaption{display:flex;justify-content:space-between;gap:24px;margin-top:18px;padding-top:14px;border-top:1px solid var(--linia);font:400 10.5px/1.4 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--szary)}
figcaption span:first-child{color:var(--ink)}
.rys-bryla figcaption{justify-content:flex-start}

/* bryła aksonometryczna (CSS 3D, obrót z ruch.js przez --m) */
.bryla{--m:.5;aspect-ratio:5/4;display:grid;place-items:center;overflow:hidden}
.scena{position:relative;width:240px;height:240px;scale:1.4;transform-style:preserve-3d;transform:rotateX(58deg) rotateZ(calc(-35deg + var(--m) * 120deg))}
.plyta{position:absolute;inset:-90px;-webkit-mask-image:radial-gradient(closest-side,#000 55%,transparent);mask-image:radial-gradient(closest-side,#000 55%,transparent);border:1px solid rgba(236,234,230,.2);background:linear-gradient(rgba(236,234,230,.09) 1px,transparent 1px) 0 0/30px 30px,linear-gradient(90deg,rgba(236,234,230,.09) 1px,transparent 1px) 0 0/30px 30px}
.pud{position:absolute;left:var(--x);top:var(--y);width:var(--w);height:var(--d);transform-style:preserve-3d}
.pud i{position:absolute;border:1px solid rgba(236,234,230,.7);background:rgba(236,234,230,.035)}
.pud .s1{inset:0;transform:translateZ(var(--h));background:rgba(236,234,230,.07)}
.pud .s2,.pud .s3{left:0;width:var(--w);height:var(--h);transform-origin:top;background:linear-gradient(180deg,rgba(236,234,230,.035),rgba(236,234,230,.01)),repeating-linear-gradient(0deg,transparent 0 29px,rgba(236,234,230,.22) 29px 30px)}
.pud .s2{top:var(--d);transform:rotateX(90deg)}
.pud .s3{top:0;transform:rotateX(90deg)}
.pud .s4,.pud .s5{top:0;width:var(--h);height:var(--d);transform-origin:left;background:repeating-linear-gradient(90deg,transparent 0 29px,rgba(236,234,230,.22) 29px 30px)}
.pud .s4{left:0;transform:rotateY(-90deg)}
.pud .s5{left:var(--w);transform:rotateY(-90deg)}
.pud .s6{inset:0;border-style:dashed;border-color:rgba(236,234,230,.3);background:none}
.p1{--x:10px;--y:10px;--w:90px;--d:90px;--h:180px}
.p2{--x:100px;--y:30px;--w:120px;--d:70px;--h:90px}
.p3{--x:40px;--y:120px;--w:170px;--d:90px;--h:30px}

/* usługi jako indeks */
.uslugi-sek{padding:150px 0}
.uslugi-sek.bez-glowy{padding-top:24px}
.indeks{list-style:none;margin:0;padding:0;border-top:1px solid var(--linia2);position:relative}
.indeks li{border-bottom:1px solid var(--linia2);transition:background .5s}
.indeks a{display:grid;grid-template-columns:72px minmax(0,1.15fr) minmax(0,1fr) 58px;gap:40px;align-items:center;padding:42px 0}
.indeks .nr{font:400 11.5px/1 var(--mono);letter-spacing:.12em;color:var(--szary)}
.indeks h3{font:300 clamp(34px,4vw,64px)/1 var(--serif);letter-spacing:-.015em;transition:transform .8s var(--e)}
.indeks p{margin:0;color:var(--szary);font-size:16px;max-width:30em}
.strz{width:58px;height:58px;border:1px solid var(--linia2);display:grid;place-items:center;transition:background .5s var(--e),color .5s var(--e),border-color .5s}
.strz svg{width:18px;height:18px;transition:transform .7s var(--e)}
.indeks li:hover{background:rgba(236,234,230,.03)}
.indeks li:hover h3{transform:translateX(28px);font-style:italic}
.indeks li:hover .strz{background:var(--ink);color:var(--ciemne);border-color:var(--ink)}
.indeks li:hover .strz svg{transform:rotate(-45deg)}
.podglad{position:absolute;left:0;top:0;z-index:5;width:380px;padding:16px 16px 12px;background:rgba(20,20,22,.94);border:1px solid var(--linia2);color:var(--ink);pointer-events:none;opacity:0;transform:translate3d(calc(var(--mx,60%) + 40px),calc(var(--my,0px) - 50%),0) scale(.94);transition:opacity .35s,transform .7s var(--e)}
.indeks li:hover .podglad{opacity:1;transform:translate3d(calc(var(--mx,60%) + 40px),calc(var(--my,0px) - 50%),0)}
.podpis{display:block;margin-top:8px;padding-top:8px;border-top:1px solid var(--linia);font:400 10px/1.3 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--szary)}

/* rysunki kreskowe */
.rys-svg{display:block;width:100%;height:auto;overflow:visible}
.rys-svg text{font:400 11px var(--mono);letter-spacing:.06em;fill:var(--szary);stroke:none}
.rys-svg .mocny{fill:var(--ink)}
.rys-svg .k{opacity:.42}
.rys-svg .gruby{stroke-width:3.4}
.rys-svg .kreskowana{stroke-dasharray:6 6}
.rys-svg .r3{stroke-opacity:.72}
.rys-duzy{padding:0 0 40px}
.rys{padding:clamp(20px,4vw,56px);border:1px solid var(--linia);background:rgba(14,14,16,.28);position:relative}
.rys::before,.rys::after{content:"";position:absolute;width:20px;height:20px;border:1px solid var(--mocna)}
.rys::before{left:-1px;top:-1px;border-width:1px 0 0 1px}.rys::after{right:-1px;bottom:-1px;border-width:0 1px 1px 0}
.rys .rys-svg{max-width:1040px;margin:0 auto}

/* etapy jako łańcuch wymiarowy */
.etapy{padding:150px 0;border-top:1px solid var(--linia)}
.etapy .glowa{margin-bottom:24px}
.lancuch{margin-top:72px}
.lan-wart{display:grid;grid-template-columns:repeat(4,1fr);text-align:center;font:400 11.5px/1 var(--mono);letter-spacing:.12em;color:var(--szary);margin-bottom:14px}
.lan-linia{position:relative;height:1px;margin-bottom:0}
.lan-linia::before{content:"";position:absolute;left:-14px;right:-14px;top:0;height:1px;background:var(--mocna);transform-origin:left}
.lan-linia i{position:absolute;top:-9px;width:1px;height:19px;background:var(--ink);transform:rotate(45deg)}
.lan-linia i:nth-child(1){left:0}.lan-linia i:nth-child(2){left:25%}.lan-linia i:nth-child(3){left:50%}.lan-linia i:nth-child(4){left:75%}.lan-linia i:nth-child(5){left:calc(100% - 1px)}
.kroki{display:grid;grid-template-columns:repeat(4,1fr)}
.kroki>div{border-left:1px solid var(--linia);padding:44px 32px 0 26px}
.kroki b{display:none}
.kroki h3{font:300 clamp(28px,2.6vw,38px)/1.05 var(--serif);margin:0 0 16px}
.kroki p{margin:0;color:var(--szary);font-size:15.5px}

/* wezwanie do rozmowy */
.cta{padding:180px 0 170px;border-top:1px solid var(--linia);overflow:hidden}
.cta h2{max-width:12.5em;margin:0 0 64px}
.cta-dol{display:flex;align-items:center;gap:56px;flex-wrap:wrap}
.cta-kontakt{margin:0;font:400 13px/1.9 var(--mono);letter-spacing:.06em;color:var(--szary)}
.cta-kontakt a:hover{color:var(--ink)}
.cel-duzy{--m:.5;position:absolute;right:-140px;top:50%;width:620px;height:620px;margin-top:-310px;color:rgba(236,234,230,.13);pointer-events:none;transform:rotate(calc(var(--m) * 90deg - 45deg))}
.cel-duzy svg{width:100%;height:100%}
.cel-duzy text{font:400 16px var(--mono);fill:currentColor;stroke:none}

/* ---------- nagłówek podstrony ---------- */
.pnag{padding:204px 0 0}
.okruszki{font:400 11px/1.6 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--szary);margin:0 0 72px}
.okruszki a{transition:color .3s}.okruszki a:hover{color:var(--ink)}
.okruszki>span:not([aria-current]){margin:0 8px;color:var(--linia2)}
.pnag-g{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:64px;align-items:end}
.pnag h1{font:300 clamp(50px,7.6vw,124px)/.94 var(--serif);letter-spacing:-.025em;max-width:11em}
.metryka{margin:0;border-top:1px solid var(--linia2)}
.metryka div{display:flex;justify-content:space-between;gap:16px;border-bottom:1px solid var(--linia);padding:11px 0;font:400 10.5px/1.3 var(--mono);letter-spacing:.12em;text-transform:uppercase}
.metryka dt{color:var(--szary)}.metryka dd{margin:0;text-align:right}
.lead{font-size:21px;line-height:1.55;max-width:34em;color:var(--tekst);margin:56px 0 0}
.pnag-linia{position:relative;height:1px;margin:104px 0 0;background:var(--linia2);transform-origin:left}
.pnag-linia i{position:absolute;top:-8px;width:1px;height:17px;background:var(--ink);transform:rotate(45deg)}
.pnag-linia i:first-child{left:0}.pnag-linia i:last-child{right:0}
.pnag+section{border-top:0}
.rys-duzy{padding-top:64px}

/* ---------- treść podstron ---------- */
.tekst2{padding:128px 0;border-top:1px solid var(--linia)}
.tekst2 .w{display:grid;grid-template-columns:4fr 7fr;gap:96px;align-items:start}
.tekst2 h2{font:300 clamp(38px,3.8vw,60px)/1 var(--serif);letter-spacing:-.015em;position:sticky;top:132px}
.tekst2 .kol p{font-size:18.5px}
.z-bryla .rys-bryla{grid-column:2;max-width:560px}
.lista-zasad{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--linia);border:1px solid var(--linia);counter-reset:z}
.lista-zasad>div{position:relative;background:rgba(26,26,28,.55);padding:40px 36px 44px;counter-increment:z;transition:background .5s}
.lista-zasad>div::before{content:"A." counter(z);display:block;font:400 11px/1 var(--mono);letter-spacing:.12em;color:var(--szary);margin-bottom:26px}
.lista-zasad>div::after{content:"";position:absolute;inset:10px;pointer-events:none;opacity:0;transition:opacity .5s,inset .6s var(--e);background:linear-gradient(var(--ink),var(--ink)) left top/14px 1px no-repeat,linear-gradient(var(--ink),var(--ink)) left top/1px 14px no-repeat,linear-gradient(var(--ink),var(--ink)) right top/14px 1px no-repeat,linear-gradient(var(--ink),var(--ink)) right top/1px 14px no-repeat,linear-gradient(var(--ink),var(--ink)) left bottom/14px 1px no-repeat,linear-gradient(var(--ink),var(--ink)) left bottom/1px 14px no-repeat,linear-gradient(var(--ink),var(--ink)) right bottom/14px 1px no-repeat,linear-gradient(var(--ink),var(--ink)) right bottom/1px 14px no-repeat}
.lista-zasad>div:hover{background:rgba(32,32,35,.7)}
.lista-zasad>div:hover::after{opacity:1;inset:16px}
.lista-zasad h3{font:300 30px/1.08 var(--serif);margin:0 0 14px}
.lista-zasad p{margin:0;color:var(--szary);font-size:16px}
.zakres-lista{list-style:none;margin:0;padding:0;counter-reset:l;border-top:1px solid var(--linia2)}
.zakres-lista li{counter-increment:l;display:grid;grid-template-columns:64px 1fr;align-items:baseline;padding:19px 0;border-bottom:1px solid var(--linia);font-size:18px;color:var(--tekst);transition:color .3s,padding .6s var(--e)}
.zakres-lista li::before{content:counter(l,decimal-leading-zero);font:400 11px/1 var(--mono);letter-spacing:.1em;color:var(--szary)}
.zakres-lista li:hover{color:var(--ink);padding-left:10px}
.przyd{color:var(--tekst);font-size:18px}
.rejestr{margin:0;border-top:1px solid var(--linia2)}
.rejestr div{display:grid;grid-template-columns:200px 1fr;gap:24px;padding:18px 0;border-bottom:1px solid var(--linia)}
.rejestr dt{font:400 11px/1.9 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--szary)}
.rejestr dd{margin:0;color:var(--tekst)}
.inne{padding:110px 0;border-top:1px solid var(--linia)}
.inne-l{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--linia);border:1px solid var(--linia)}
.inne-l a{display:flex;flex-direction:column;gap:40px;padding:28px 28px 30px;background:rgba(26,26,28,.55);font:300 32px/1.05 var(--serif);position:relative;transition:background .5s}
.inne-l .nr{font:400 11px/1 var(--mono);letter-spacing:.12em;color:var(--szary)}
.inne-l i{position:absolute;right:24px;top:24px;width:18px;height:18px;transition:transform .7s var(--e)}
.inne-l a:hover{background:rgba(236,234,230,.06);font-style:italic}
.inne-l a:hover i{transform:rotate(-45deg)}
/* jak pracujemy */
.lancuch-sek{padding:72px 0 40px}
.lancuch-sek .lancuch{margin-top:0}
.etapy-pelne{--k:0;padding:40px 0 120px}
.etapy-pelne .w{position:relative}
.etapy-pelne .w::before,.etapy-pelne .w::after{content:"";position:absolute;left:calc(var(--g) - 28px);top:0;bottom:0;width:1px;background:var(--linia)}
.etapy-pelne .w::after{background:var(--ink);transform:scaleY(var(--k));transform-origin:top}
.etap{display:grid;grid-template-columns:140px minmax(0,1.1fr) minmax(0,.8fr);gap:56px;padding:76px 0;border-bottom:1px solid var(--linia);position:relative}
.etap:last-child{border-bottom:0}
.etap b{font:300 120px/.75 var(--serif);color:transparent;-webkit-text-stroke:1px rgba(236,234,230,.55)}
.etap h2{font:300 clamp(38px,3.8vw,60px)/1 var(--serif);margin:0 0 22px}
.etap p{color:var(--tekst);margin:0}
.etap ul{list-style:none;margin:0;padding:0;border-top:1px solid var(--linia2)}
.etap li{padding:13px 0;border-bottom:1px solid var(--linia);font-size:15.5px;color:var(--szary)}
/* kontakt */
.kontakt{padding:88px 0 150px}
.kontakt .w{display:grid;grid-template-columns:7fr 5fr;gap:96px;align-items:start}
.dane{margin:0;border-top:1px solid var(--linia2)}
.dane div{display:grid;grid-template-columns:150px 1fr;gap:24px;padding:30px 0;border-bottom:1px solid var(--linia)}
.dane dt{font:400 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--szary);padding-top:14px}
.dane dd{margin:0;font:300 clamp(28px,2.9vw,42px)/1.25 var(--serif)}
.dane dd>a:not(.link){background:linear-gradient(currentColor,currentColor) left 92%/0 1px no-repeat;transition:background-size .7s var(--e)}
.dane dd>a:not(.link):hover{background-size:100% 1px}
.dane .link{margin-top:14px}
.przygotuj{position:relative;border:1px solid var(--linia2);padding:44px 40px;background:rgba(14,14,16,.28)}
.przygotuj h2{font:300 34px/1.05 var(--serif);margin:0 0 28px}
.punkt{position:absolute;right:28px;top:28px;width:44px;height:44px}
.punkt i{position:absolute;inset:0;border:1px solid var(--mocna);border-radius:50%}
.punkt i:nth-child(2),.punkt i:nth-child(3){border:0;border-radius:0}
.punkt i:nth-child(2)::before,.punkt i:nth-child(3)::before{content:"";position:absolute;background:var(--mocna)}
.punkt i:nth-child(2)::before{left:-10px;right:-10px;top:50%;height:1px}
.punkt i:nth-child(3)::before{top:-10px;bottom:-10px;left:50%;width:1px}
/* polityka */
.dok{padding:80px 0 140px}
.dok-t{max-width:780px}
.dok h2{font:300 34px/1.1 var(--serif);margin:56px 0 16px}
.dok h2:first-child{margin-top:0}
.dok p{color:var(--tekst)}
.dok a{text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
/* realizacje (tylko podgląd, dopóki nie ma zdjęć) */
.realizacje{padding:150px 0;border-top:1px solid var(--linia)}
.galeria{display:grid;grid-template-columns:2fr 1fr;grid-template-rows:300px 300px;gap:16px}
.galeria figure:first-child{grid-row:span 2}
.slot{display:flex;align-items:center;justify-content:center;background:var(--pole);text-align:center;padding:16px}
.slot span,.slot-tekst span,.uzup{background:#FBE7A1;padding:2px 8px;color:#5a4300;font:400 13px/1.5 var(--sans)}
.realizacje-pelne{padding:72px 0 140px}
.real-siatka{display:grid;grid-template-columns:repeat(3,1fr);gap:48px 24px}
.real .slot{aspect-ratio:4/3}
.real figcaption{display:block;border-top:0;margin-top:14px;padding:0;text-transform:none;letter-spacing:0;font:400 15px/1.5 var(--sans)}
.real figcaption b{display:block;font-weight:500;color:var(--ink)}
.nota{margin-top:48px;color:var(--szary);font-size:14px}

/* ---------- stopka jako tabliczka rysunkowa ---------- */
.stopka{border-top:1px solid var(--linia2);padding:104px 0 44px;background:rgba(12,12,14,.5)}
.stopka-g{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:48px;margin-bottom:88px}
.st-logo p{margin:24px 0 0;color:var(--szary);font-size:15px}
.st-et{font:400 11px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--szary);margin:0 0 22px}
.stopka ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;font-size:15px;color:var(--tekst)}
.stopka ul a{background:linear-gradient(currentColor,currentColor) left bottom/0 1px no-repeat;transition:background-size .6s var(--e),color .3s}
.stopka ul a:hover{color:var(--ink);background-size:100% 1px}
.stopka-etyk{font:400 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--szary);margin-top:14px}
.tabliczka{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;margin:0;background:var(--linia2);border:1px solid var(--linia2)}
.tabliczka div{background:#1a1a1c;padding:14px 16px 16px}
.tabliczka .t2{grid-column:span 2}.tabliczka .t3{grid-column:span 3}
.tabliczka dt{font:400 9.5px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--szary);margin:0 0 10px}
.tabliczka dd{margin:0;font-size:14px;line-height:1.45;color:var(--tekst)}
.stopka-d{display:flex;justify-content:space-between;gap:24px;margin-top:28px;font:400 11px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--szary)}
.stopka-d p{margin:0}
.stopka-d a:hover{color:var(--ink)}
.wgore::after{content:" ↑"}

/* ---------- ruch (tylko z ruch.js i bez „ogranicz ruch”) ---------- */
.js [data-r]{opacity:0;transform:translate3d(0,46px,0);transition:opacity 1.1s var(--e),transform 1.4s var(--e);transition-delay:calc(var(--i,0) * 110ms)}
.js [data-r].widac{opacity:1;transform:none}
.js .slowa[data-r],.js .hero h1[data-r],.js .rys[data-r],.js .rys-bryla[data-r],.js .lancuch[data-r],.js .pnag-linia[data-r],.js .wymiar[data-r]{opacity:1;transform:none}
.sl{display:inline-block;overflow:hidden;vertical-align:top;padding:0 .06em .12em 0;margin:0 -.06em -.12em 0}
.sl>span{display:inline-block}
.js .slowa .sl>span,.js .hero .ln>span{transform:translate3d(0,108%,0);transition:transform 1.15s var(--e);transition-delay:calc(var(--i,0) * 55ms)}
.js .slowa.widac .sl>span,.js .hero h1.widac .ln>span{transform:none}
.js .hero .ln:nth-child(1)>span{transition-delay:.35s}.js .hero .ln:nth-child(2)>span{transition-delay:.47s}.js .hero .ln:nth-child(3)>span{transition-delay:.59s}
.js .hero .etyk{transition-delay:.2s}.js .hero-bok{transition-delay:1.1s}
.js .hero-foto{animation:odslon 2s var(--e2) both}
.js .hero-foto img{animation:przybliz 3.2s var(--e) both}
.js .os.v{animation:rysujY 2.2s var(--e) both}.js .os.h{animation:rysujX 2.2s var(--e) both}
.js .o1{animation-delay:.9s}.js .o2{animation-delay:1.05s}.js .o3{animation-delay:1.2s}.js .oa{animation-delay:1.35s}
.js .os b{animation:pokaz .8s ease both;animation-delay:inherit}
.js .hero-dol{animation:pokaz 1s ease 1.8s both}
.js .przewin::before{animation:przewin 2.4s var(--e2) 2s infinite}
@keyframes odslon{from{clip-path:inset(49.5% 0 49.5% 0)}50%{clip-path:inset(49.5% 0 49.5% 0)}to{clip-path:inset(0 0 0 0)}}
@keyframes przybliz{from{scale:1.18}}
@keyframes rysujY{from{transform:scaleY(0)}}
@keyframes rysujX{from{transform:scaleX(0)}}
@keyframes pokaz{from{opacity:0}}
@keyframes przewin{0%{transform:scaleY(0);transform-origin:top}45%{transform:scaleY(1);transform-origin:top}55%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
/* linie wymiarowe rysują się od lewej */
.js .wymiar::before,.js .lan-linia::before{transform:scaleX(0);transition:transform 1.8s var(--e2) .9s}
.js .wymiar.widac::before,.js .lancuch.widac .lan-linia::before{transform:none}
.js .wymiar i,.js .wymiar span{opacity:0;transition:opacity .8s ease 1.7s}
.js .wymiar.widac i,.js .wymiar.widac span{opacity:1}
.js .pnag-linia{transform:scaleX(0);transition:transform 1.8s var(--e2) .3s}
.js .pnag-linia.widac{transform:none}
.js .pnag-linia i{opacity:0;transition:opacity .6s ease 1.6s}.js .pnag-linia.widac i{opacity:1}
.js .lan-linia i,.js .lan-wart span,.js .kroki>div{opacity:0;transition:opacity .9s ease,transform 1.2s var(--e)}
.js .kroki>div{transform:translate3d(0,30px,0)}
.js .lancuch.widac .lan-linia i,.js .lancuch.widac .lan-wart span,.js .lancuch.widac .kroki>div{opacity:1;transform:none}
.js .lan-linia i:nth-child(1){transition-delay:.25s}.js .lan-linia i:nth-child(2){transition-delay:.65s}.js .lan-linia i:nth-child(3){transition-delay:1.05s}.js .lan-linia i:nth-child(4){transition-delay:1.45s}.js .lan-linia i:nth-child(5){transition-delay:1.85s}
.js .lan-wart span:nth-child(1),.js .kroki>div:nth-child(1){transition-delay:.55s}.js .lan-wart span:nth-child(2),.js .kroki>div:nth-child(2){transition-delay:.95s}.js .lan-wart span:nth-child(3),.js .kroki>div:nth-child(3){transition-delay:1.35s}.js .lan-wart span:nth-child(4),.js .kroki>div:nth-child(4){transition-delay:1.75s}
/* rysunki kreślą się kreska po kresce */
.js .rys-svg .r1,.js .rys-svg .r2,.js .rys-svg .r3{stroke-dasharray:1;stroke-dashoffset:1.02;opacity:0;transition:stroke-dashoffset 2.4s var(--e2),opacity 0s linear}
.js .rys-svg .k,.js .rys-svg text{opacity:0;transition:opacity 1.2s ease}
.js :is(.rys.widac,.indeks li:hover) :is(.r1,.r2,.r3){stroke-dashoffset:0;opacity:1}
.js :is(.rys.widac,.indeks li:hover) .r2{transition-delay:.5s}
.js :is(.rys.widac,.indeks li:hover) .r3{transition-delay:1s}
.js :is(.rys.widac,.indeks li:hover) .k{opacity:.42;transition-delay:1.6s}
.js :is(.rys.widac,.indeks li:hover) text{opacity:1;transition-delay:1.8s}
.js .indeks li:hover :is(.r1,.r2,.r3){transition-duration:1.4s}
.js .indeks li:hover .r2{transition-delay:.2s}.js .indeks li:hover .r3{transition-delay:.4s}.js .indeks li:hover :is(.k,text){transition-delay:.8s}
/* bryła wyrasta z płyty */
.js .rys-bryla .pud{transform:scaleZ(0);transition:transform 1.8s var(--e)}
.js .rys-bryla.widac .pud{transform:none}
.js .rys-bryla.widac .p2{transition-delay:.25s}.js .rys-bryla.widac .p3{transition-delay:.5s}
.js .rys-bryla .plyta{opacity:0;transition:opacity 1.2s ease}
.js .rys-bryla.widac .plyta{opacity:1}
/* menu na telefonie */
.js .mobilne[open] nav li{animation:wjazd .8s var(--e) both}
.js .mobilne[open] nav li:nth-child(2){animation-delay:.05s}.js .mobilne[open] nav li:nth-child(3){animation-delay:.1s}.js .mobilne[open] nav li:nth-child(4){animation-delay:.15s}.js .mobilne[open] nav li:nth-child(5){animation-delay:.2s}.js .mobilne[open] nav li:nth-child(6){animation-delay:.25s}
@keyframes wjazd{from{opacity:0;transform:translate3d(0,28px,0)}}
@media (prefers-reduced-motion:reduce){@view-transition{navigation:none}html{scroll-behavior:auto}.btn::before,.btn svg,.link,.indeks h3{transition:none}}

/* ---------- mniejsze ekrany ---------- */
@media (max-width:1240px){.czas{display:none}}
@media (max-width:1100px){
 :root{--g:40px}
 .arkusz,.siatka-tlo{display:none}
 body{background:var(--papier) url(img/tlo-grafit-1200.jpg) center top/1200px auto repeat-y}
 .indeks a{grid-template-columns:56px minmax(0,1fr) minmax(0,1fr) 52px;gap:28px}
 .kroki>div{padding-right:20px}
 .stopka-g{grid-template-columns:1fr 1fr;gap:48px 32px}
 .tabliczka{grid-template-columns:1fr 1fr}
 .tabliczka .t2,.tabliczka .t3,.tabliczka div:last-child{grid-column:span 2}
}
@media (max-width:960px){
 .duze{display:none}
 .mobilne{display:block}
 .top .w{height:76px}
 .znak img{height:32px}
 .hero-g{grid-template-columns:1fr;gap:40px}
 .intro-dol,.kontakt .w{grid-template-columns:1fr;gap:56px}
 .tekst2 .w{grid-template-columns:1fr;gap:40px}
 .tekst2 h2{position:static}
 .z-bryla .rys-bryla{grid-column:1}
 .pnag-g{grid-template-columns:1fr;gap:40px}
 .metryka{display:none}
 .etap{grid-template-columns:100px 1fr;gap:28px 40px}
 .etap ul{grid-column:2}
 .etap b{font-size:90px}
 .inne-l{grid-template-columns:1fr}
}
@media (max-width:820px){
 :root{--g:22px}
 body{background:var(--papier) url(img/tlo-grafit-1200.jpg) center top/900px auto repeat-y;font-size:16.5px}
 .hero{min-height:600px}
 .os.v{top:118px}.o1{left:14%}.o2{left:62%}.o3{display:none}.oa{top:17%}.os.h{left:56px}
 .hero .etyk span{display:none}
 .scena{scale:1.05}
 .hero-tresc{padding-bottom:108px}
 .hero h1{font-size:clamp(46px,13vw,80px)}
 .wymiar{max-width:none}
 .hero-dol{bottom:28px}
 .skala{display:none}
 .przyk{right:var(--g);bottom:32px;text-align:right;max-width:150px;line-height:1.4}
 .tasma{padding:30px 0 34px}
 .tor{gap:32px;font-size:64px}
 .intro,.uslugi-sek,.etapy,.realizacje{padding:104px 0}
 .intro h2{margin-bottom:64px}
 .glowa{flex-direction:column;align-items:flex-start;gap:28px;margin-bottom:48px}
 .glowa h2,.intro h2,.cta h2{font-size:clamp(40px,11vw,60px)}
 .indeks a{grid-template-columns:40px 1fr 44px;gap:8px 16px;padding:28px 0}
 .indeks .nr{grid-row:1;align-self:start;padding-top:10px}
 .indeks h3{font-size:34px}
 .indeks p{grid-column:2/4;grid-row:2;font-size:15.5px}
 .strz{grid-column:3;grid-row:1;width:44px;height:44px}
 .indeks li:hover h3{transform:none}
 .podglad{position:static;display:block;width:auto;opacity:1;transform:none;margin:0 0 28px 56px;padding:12px;background:rgba(14,14,16,.3)}
 .indeks li:hover .podglad{transform:none}
 .js .indeks li.widac .podglad :is(.r1,.r2,.r3){stroke-dashoffset:0;opacity:1;transition-delay:.3s}
 .js .indeks li.widac .podglad .r2{transition-delay:.7s}.js .indeks li.widac .podglad .r3{transition-delay:1.1s}
 .js .indeks li.widac .podglad .k{opacity:.42;transition-delay:1.6s}.js .indeks li.widac .podglad text{opacity:1;transition-delay:1.7s}
 .rys-svg text{font-size:13px}
 .lan-wart,.lan-linia{display:none}
 .lancuch{margin-top:40px}
 .kroki{grid-template-columns:1fr;gap:0}
 .kroki>div{padding:0 0 36px 28px;position:relative}
 .kroki>div::before{content:"";position:absolute;left:-1px;top:0;width:9px;height:1px;background:var(--ink)}
 .kroki b{display:block;font:400 11px/1 var(--mono);letter-spacing:.12em;color:var(--szary);margin-bottom:14px}
 .js .kroki>div{transform:translate3d(0,24px,0)}
 .cta{padding:120px 0 110px}
 .cel-duzy{width:420px;height:420px;margin-top:-210px;right:-210px}
 .cta-dol{gap:32px}
 .pnag{padding-top:140px}
 .okruszki{margin-bottom:44px}
 .pnag h1{font-size:clamp(44px,12vw,72px)}
 .lead{font-size:18.5px;margin-top:36px}
 .pnag-linia{margin-top:64px}
 .tekst2{padding:88px 0}
 .tekst2 h2{font-size:40px}
 .lista-zasad{grid-template-columns:1fr}
 .lista-zasad>div{padding:30px 24px 32px}
 .zakres-lista li{grid-template-columns:44px 1fr;font-size:16.5px}
 .rejestr div{grid-template-columns:1fr;gap:4px}
 .etapy-pelne .w::before,.etapy-pelne .w::after{display:none}
 .etap{grid-template-columns:1fr;gap:20px;padding:56px 0}
 .etap ul{grid-column:1}
 .etap b{font-size:76px}
 .dane div{grid-template-columns:1fr;gap:10px;padding:24px 0}
 .dane dt{padding:0}
 .przygotuj{padding:32px 22px}
 .inne{padding:80px 0}
 .galeria{grid-template-columns:1fr;grid-template-rows:240px 180px 180px}
 .galeria figure:first-child{grid-row:auto}
 .real-siatka{grid-template-columns:1fr}
 .stopka{padding-top:80px}
 .stopka-g{grid-template-columns:1fr;gap:40px;margin-bottom:56px}
 .stopka-d{flex-direction:column;gap:14px}
}
@media (max-width:520px){
 .rys-svg text{display:none}
 .rys{padding:14px}
 figcaption{flex-direction:column;gap:6px}
 .podglad{margin-left:0}
}