/* Zapowiedź pawelczerwinski.com: jeden ekran, motyw technologia/dane/AI (kierunek v9). Syne + Instrument Sans lokalnie. */
:root{--night:#06080c;--ink:#eef2f7;--ink-soft:rgba(238,242,247,.82);--ink-faint:rgba(238,242,247,.7);--cyan:#5ee7ff;--copper:#d08b52;--line:rgba(238,242,247,.14);
--pad:clamp(20px,5vw,72px);--f-head:"Syne","Helvetica Neue",Arial,sans-serif;--f-text:"Instrument Sans","Helvetica Neue",Arial,sans-serif;--ease:cubic-bezier(.2,.7,.2,1)}
*,*::before,*::after{box-sizing:border-box}
html{background:var(--night);color-scheme:dark;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;min-height:100vh;min-height:100svh;background:var(--night);color:var(--ink);font:400 1rem/1.6 var(--f-text);overflow-x:hidden;-webkit-font-smoothing:antialiased}
@supports(overflow:clip){body{overflow-x:clip}}
a{color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:4px}
.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:fixed;top:12px;left:12px;z-index:60;padding:10px 16px;border-radius:999px;background:var(--cyan);color:#04151a;font-weight:600;text-decoration:none;transform:translateY(-200%)}
.skip:focus{transform:none}

/* Scena */
.stage{position:fixed;inset:0;z-index:0;overflow:hidden;background:var(--night)}
.layer{position:absolute;inset:-4%;will-change:transform}
.bgvideo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:56% 50%;opacity:1}
.bgvideo.is-fading{opacity:0}
.bgvideo.is-live{opacity:1;transition:opacity 1.6s ease}
.scrim{position:absolute;inset:0;pointer-events:none;
background:linear-gradient(to top,rgba(6,8,12,.94) 0%,rgba(6,8,12,.8) 24%,rgba(6,8,12,.16) 56%,rgba(6,8,12,.34) 100%),
linear-gradient(to right,rgba(6,8,12,.66) 0%,rgba(6,8,12,.14) 50%,rgba(6,8,12,0) 76%)}
.data{position:absolute;left:42%;right:0;bottom:clamp(64px,10vh,100px);width:58%;height:24%;pointer-events:none;overflow:visible}
.data path{fill:none;vector-effect:non-scaling-stroke;stroke-linecap:round;stroke-linejoin:round}
.data .p1{stroke:var(--cyan);stroke-width:1.6;opacity:.8}
.data .p2{stroke:var(--copper);stroke-width:1.2;opacity:.6}
.data .p3{stroke:rgba(238,242,247,.5);stroke-width:1;opacity:.4;stroke-dasharray:2 7}
.data .grid{stroke:rgba(238,242,247,.09);stroke-width:1;stroke-dasharray:1 6}
.runner{position:absolute;left:0;top:0;width:10px;height:10px;margin:-5px 0 0 -5px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(94,231,255,.16),0 0 22px 6px rgba(94,231,255,.55);opacity:0;pointer-events:none;will-change:transform}
.grain{position:absolute;inset:0;pointer-events:none;opacity:.07;mix-blend-mode:overlay;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>")}
.curtain{position:absolute;inset:0;background:var(--night);opacity:0;pointer-events:none}
.js .curtain{opacity:1}
.vignette{position:absolute;inset:0;pointer-events:none;box-shadow:inset 0 0 14vmin rgba(0,0,0,.55)}

/* Treść */
.page{position:relative;z-index:2;display:flex;flex-direction:column;min-height:100vh;min-height:100svh;padding:0 var(--pad)}
.top{display:flex;align-items:center;justify-content:space-between;padding-top:clamp(18px,3.2vh,32px)}
.brand{display:inline-flex;align-items:center;gap:12px;min-height:44px;text-decoration:none;font:600 .8rem/1 var(--f-text);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft)}
.brand svg{width:26px;height:26px;flex:none}
.hero{flex:1;display:flex;flex-direction:column;justify-content:flex-end;padding-bottom:clamp(28px,6vh,64px);max-width:1240px;width:100%}
.name{margin:0;font:800 min(9.4rem,10.1vw)/.92 var(--f-head);letter-spacing:-.035em}
.line{display:block;overflow:hidden;padding:.06em .04em .12em;margin:-.06em -.04em -.12em}
.inner{display:inline-block;will-change:transform}
.name .l2{color:var(--ink)}
.name .l1 .inner{background:linear-gradient(100deg,#fff 0%,#dff8ff 55%,#8fe9fb 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:#fff;padding-right:.04em}
.status{display:flex;align-items:flex-start;gap:14px;margin-top:clamp(22px,4.6vh,46px);max-width:34rem}
.dot{flex:none;position:relative;width:10px;height:10px;margin-top:.55rem;border-radius:50%;background:var(--copper)}
.dot::after{content:"";position:absolute;inset:-6px;border-radius:50%;border:1px solid var(--copper);opacity:0;animation:pulse 2.6s ease-out infinite}
@keyframes pulse{0%{transform:scale(.5);opacity:.9}100%{transform:scale(1.8);opacity:0}}
.status p{margin:0}
.msg,.msg-pl{font:500 clamp(1.1rem,2.2vw,1.55rem)/1.3 var(--f-text);color:var(--ink)}
.msg-en{margin-top:4px!important;font:400 clamp(.92rem,1.5vw,1.05rem)/1.4 var(--f-text);color:var(--ink-faint)}
.foot{display:flex;position:relative;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:6px 0 clamp(10px,2.4vh,22px);border-top:1px solid var(--line);font-size:.86rem;color:var(--ink-faint)}
.foot a{display:inline-flex;align-items:center;min-height:44px;padding:0 4px;color:var(--ink-soft);text-decoration:none;border-bottom:1px solid transparent}
.foot a:hover{color:#fff;border-bottom-color:var(--cyan)}
.foot p{margin:0}

/* Stan początkowy tylko gdy JS działa (bez JS i przy reduced-motion wszystko widoczne) */
.js .inner{transform:translateY(112%)}
.noanim .inner{transform:none!important;transition:none}
.noanim .status,.noanim .foot,.noanim .top{opacity:1!important}
.noanim .curtain{opacity:0!important}

/* Podstrony (prywatność, 404) */
.doc{position:relative;z-index:2;max-width:46rem;margin:0 auto;padding:clamp(24px,6vh,64px) var(--pad) 48px}
.doc .stage{position:fixed}
.doc h1{margin:.2em 0 .1em;font:800 clamp(2rem,6vw,3.4rem)/1.02 var(--f-head);letter-spacing:-.03em}
.doc h2{margin:2.2em 0 .5em;font:700 clamp(1.15rem,2.4vw,1.45rem)/1.2 var(--f-head);color:var(--cyan)}
.doc p,.doc li{color:var(--ink-soft);max-width:44rem}
.doc ul{padding-left:1.2em}
.doc .lang-nav{display:flex;gap:10px;margin:14px 0 28px;flex-wrap:wrap}
.doc .lang-nav a,.doc .back{display:inline-flex;align-items:center;min-height:44px;padding:0 18px;border:1px solid var(--line);border-radius:999px;text-decoration:none;font-weight:600;color:var(--ink);background:rgba(10,13,18,.55)}
.doc .lang-nav a:hover,.doc .back:hover{border-color:var(--cyan);color:#fff}
.doc .back{margin-top:12px}
.doc section+section{margin-top:3em;padding-top:2em;border-top:1px solid var(--line)}
.doc .note{margin-top:2.4em;font-size:.86rem;color:var(--ink-faint)}
.pending{color:var(--copper);font-weight:600}
.bgstill{position:absolute;inset:0;background:url("../img/hero-poster.webp") 56% 30%/cover no-repeat;opacity:.42}
.doc-scrim{position:absolute;inset:0;background:linear-gradient(to bottom,rgba(6,8,12,.55),rgba(6,8,12,.92) 38%,#06080c 78%)}
.nf{min-height:100svh;display:grid;place-content:center;gap:10px;padding:0 var(--pad);position:relative;z-index:2}
.h1-en{font-weight:600;opacity:.6}
.nf-en{color:var(--ink-faint);margin-top:-6px!important}
.nf .back{display:inline-flex;align-items:center;min-height:44px;padding:0 18px;border:1px solid var(--line);border-radius:999px;text-decoration:none;font-weight:600;background:rgba(10,13,18,.55)}
.nf .back:hover{border-color:var(--cyan)}
.nf h1{margin:0;font:800 clamp(4rem,20vw,11rem)/.9 var(--f-head);letter-spacing:-.04em;color:var(--cyan)}

@media(max-width:700px){
 .bgvideo{object-position:62% 50%}
 .scrim{background:linear-gradient(to top,rgba(6,8,12,.96) 0%,rgba(6,8,12,.86) 36%,rgba(6,8,12,.3) 66%,rgba(6,8,12,.55) 100%)}
 .data{left:0;width:100%;bottom:auto;top:16%;height:24%}
 .foot{font-size:.82rem}
}
@media(max-height:520px) and (orientation:landscape){
 .name{font-size:clamp(2.2rem,9vh,4.4rem)} .hero{padding-bottom:12px} .status{margin-top:12px}
}
@media(prefers-reduced-motion:reduce){
 .dot::after{animation:none}
 .js .inner{transform:none} .js .status,.js .foot,.js .top{opacity:1} .js .curtain{opacity:0}
 .bgvideo{transition:none}
}

/* przełącznik języka, wybór języka (fallback) */
.lang-sw{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;padding:0 14px;border:1px solid var(--line);border-radius:999px;text-decoration:none;font:600 .78rem/1 var(--f-text);letter-spacing:.14em;color:var(--ink-soft);background:rgba(10,13,18,.45)}
.lang-sw:hover{color:#fff;border-color:var(--cyan)}
.nf-name{margin:0;font:800 clamp(2rem,9vw,4.6rem)/1 var(--f-head);letter-spacing:-.03em}
.choose{display:flex;gap:12px;flex-wrap:wrap;margin:14px 0 0}
.nf .back{margin-right:0}