:root{color-scheme:dark;--bg:#070a0e;--surface:#10161d;--white:#f6f8fa;--muted:#a2afba;--blue:#168ccc;--blue-bright:#2cbafd;--red:#eb2439;--line:#ffffff22;font-family:"Segoe UI Variable","Segoe UI",Arial,sans-serif}
*{box-sizing:border-box}html{min-width:320px;scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100svh;background:var(--bg);color:var(--white)}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:2px solid #fff;outline-offset:5px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* A short film built around the actual, extruded brand asset. */
#intro{position:fixed;inset:0;z-index:20;overflow:hidden;background:#02060a;isolation:isolate;transition:opacity .7s ease,visibility .7s ease}#logo-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:3;pointer-events:none}.intro-ambient{position:absolute;inset:-15%;background:radial-gradient(ellipse 42% 48% at 20% 50%,#07538b65,transparent 67%),radial-gradient(ellipse 42% 48% at 79% 53%,#6a07165e,transparent 68%),linear-gradient(180deg,#02060a 4%,#090e15 70%,#010305);filter:saturate(1.1);opacity:.4;animation:ambient-rise 3.4s .15s ease both}.intro-vignette{position:absolute;inset:0;z-index:5;background:radial-gradient(ellipse 85% 72% at center,transparent 41%,#010306ad 100%);pointer-events:none}.intro-floor{position:absolute;z-index:1;left:-20%;right:-20%;bottom:-20%;height:48%;transform:perspective(600px) rotateX(70deg);background:repeating-linear-gradient(90deg,transparent 0 60px,#5c839414 60px 61px),linear-gradient(180deg,transparent,#10233338 54%,transparent);mask-image:linear-gradient(180deg,transparent,#000 30%,transparent 90%);opacity:.48}.trail{position:absolute;z-index:2;height:2px;width:50vw;top:58%;opacity:0;filter:blur(.6px) drop-shadow(0 0 13px currentColor);animation:trail-pass 1.1s ease-out both}.trail-blue{left:-56vw;color:#23acff;background:linear-gradient(90deg,transparent,#16a5fa,#aeeaff);animation-delay:.95s}.trail-red{right:-56vw;color:#ed203b;background:linear-gradient(270deg,transparent,#e42a3f,#ffccd1);animation-delay:1.15s;animation-direction:reverse}.intro-ui,.intro-bottom{position:absolute;z-index:7;left:clamp(24px,4.2vw,72px);right:clamp(24px,4.2vw,72px);display:flex;align-items:center;justify-content:space-between}.intro-ui{top:30px}.intro-mark{font-weight:900;letter-spacing:-.06em;font-size:20px;color:var(--blue-bright)}.intro-mark span{color:var(--red);margin-left:3px}#skip-intro{border:1px solid #d8e9f455;background:#0b1219a3;backdrop-filter:blur(12px);border-radius:2px;padding:13px 16px;color:var(--white);font:600 12px/1 inherit;letter-spacing:.03em;cursor:pointer;transition:background .2s,border-color .2s}#skip-intro:hover{background:#233440;border-color:#fff}#skip-intro span{margin-left:24px;font-size:16px}.intro-bottom{bottom:30px;gap:18px;color:#e8f5fcaa;font-size:10px;font-weight:700;letter-spacing:.22em}.progress-track{height:1px;flex:1;background:#b6dfff39;max-width:620px}.progress-track i{display:block;height:2px;width:100%;transform:scaleX(0);transform-origin:left;background:linear-gradient(90deg,var(--blue-bright),#fff,var(--red));box-shadow:0 0 13px #eaf8ffad}#progress-number{white-space:nowrap}.intro-poster{display:none;position:absolute;z-index:3;inset:0;background:url('./output/logo-3d/piotrans-3d-front.png') center/contain no-repeat}.intro-fallback #logo-canvas{display:none}.intro-fallback .intro-poster{display:block}.intro-fallback .trail{display:none}
body[data-state="ready"] #intro{opacity:0;visibility:hidden;pointer-events:none}

/* Four destinations are the entire visible site after the reveal. */
#gateway{min-height:100svh;background:radial-gradient(ellipse 70% 50% at 5% 88%,#0a294640,transparent 78%),radial-gradient(ellipse 55% 52% at 102% 0%,#43141a41,transparent 78%),#070a0e;opacity:0;visibility:hidden;transform:translateY(18px);transition:opacity .85s ease,transform .85s ease,visibility .85s}.reduced-motion #gateway,body[data-state="ready"] #gateway{opacity:1;visibility:visible;transform:none}.gateway-shell{width:min(100%,1920px);margin:0 auto;padding:27px clamp(20px,4.4vw,80px) 40px}.gateway-header{display:flex;align-items:center;justify-content:space-between;min-height:54px}.gateway-brand{font-size:clamp(18px,1.55vw,24px);font-weight:900;letter-spacing:-.08em;color:#ed283d;position:relative;display:inline-flex;align-items:baseline}.gateway-brand span{color:#238fce;margin-right:3px}.gateway-brand i{display:block;width:5px;height:5px;border-radius:50%;margin-left:5px;background:#f1f5f8;align-self:flex-end;margin-bottom:4px}.gateway-index{font:700 10px/1.2 "Segoe UI Variable",Arial,sans-serif;letter-spacing:.25em;color:#9eadb7}.gateway-title{margin:clamp(56px,9vh,105px) 0 clamp(28px,4.5vh,50px)}.eyebrow{margin:0 0 16px;color:#a9b6c0;letter-spacing:.25em;font-size:11px;font-weight:700}.eyebrow span{display:inline-block;width:7px;height:7px;background:var(--red);border-radius:50%;margin-right:9px;box-shadow:0 0 15px #e83048}.gateway-title h1{font-size:clamp(39px,5.15vw,82px);line-height:1.03;letter-spacing:-.075em;font-weight:750;margin:0}.title-dot{color:var(--red)}.service-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(9px,1vw,18px)}.service{--accent:#219ee0;position:relative;display:flex;flex-direction:column;justify-content:space-between;min-width:0;height:clamp(300px,47vh,520px);padding:clamp(19px,2vw,31px);overflow:hidden;color:var(--white);text-decoration:none;background:linear-gradient(155deg,#16232fdd 0%,#0d151edd 45%,#0a1017f2 100%);border:1px solid #d9e7ef27;clip-path:polygon(0 0,100% 0,100% calc(100% - 23px),calc(100% - 23px) 100%,0 100%);isolation:isolate;transition:transform .35s cubic-bezier(.2,.8,.2,1),border-color .35s,box-shadow .35s}.service::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 43%,color-mix(in srgb,var(--accent) 23%,transparent),transparent 45%),linear-gradient(135deg,color-mix(in srgb,var(--accent) 10%,transparent),transparent 45%);opacity:.7;transition:opacity .35s}.service::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(0deg,transparent 0 23px,#ffffff07 23px 24px),repeating-linear-gradient(90deg,transparent 0 23px,#ffffff06 23px 24px);mask-image:linear-gradient(180deg,#000,transparent 70%);pointer-events:none}.service:hover,.service:focus-visible{transform:translateY(-9px);border-color:color-mix(in srgb,var(--accent) 65%,#fff);box-shadow:0 24px 60px #0008,0 0 32px color-mix(in srgb,var(--accent) 14%,transparent)}.service:hover::before,.service:focus-visible::before,.service.is-active::before{opacity:1}.service.is-active{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent),0 0 40px color-mix(in srgb,var(--accent) 15%,transparent)}.service-top,.service-bottom{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between}.service-top{color:#ccd8dfb8;font-size:10px;font-weight:700;letter-spacing:.2em}.service-plus{font-size:23px;font-weight:250;line-height:1;color:var(--accent)}.service-art{position:relative;z-index:1;display:grid;place-items:center;align-self:stretch;flex:1;min-height:0;color:var(--accent)}.service-art::before{content:"";position:absolute;width:min(78%,230px);aspect-ratio:1;border:1px solid color-mix(in srgb,var(--accent) 26%,transparent);border-radius:50%;box-shadow:0 0 0 22px color-mix(in srgb,var(--accent) 4%,transparent),0 0 0 64px color-mix(in srgb,var(--accent) 2%,transparent),inset 0 0 36px color-mix(in srgb,var(--accent) 10%,transparent)}.service-art svg{width:clamp(78px,12vw,175px);max-height:85%;overflow:visible;filter:drop-shadow(0 0 15px color-mix(in srgb,var(--accent) 32%,transparent));transform:translateY(4px);transition:transform .42s ease,filter .42s ease}.service:hover .service-art svg,.service:focus-visible .service-art svg{transform:translateY(-5px) scale(1.09);filter:drop-shadow(0 0 25px color-mix(in srgb,var(--accent) 48%,transparent))}.service-bottom{align-items:flex-end;gap:8px}.service-bottom strong{font-size:clamp(22px,2.35vw,39px);line-height:1.02;letter-spacing:-.062em;font-weight:750}.service-arrow{flex:none;display:grid;place-items:center;width:42px;height:42px;border:1px solid color-mix(in srgb,var(--accent) 56%,#fff);border-radius:50%;font-size:19px;color:var(--accent);transition:background .25s,color .25s,transform .25s}.service:hover .service-arrow,.service:focus-visible .service-arrow,.service.is-active .service-arrow{background:var(--accent);color:#061019;transform:rotate(45deg)}.service-mechanik{--accent:#c6d7e4}.service-pomoc{--accent:#ef3549}.service-wulkanizacja{--accent:#8bc7e8}
@media(max-width:1100px){.gateway-title{margin-top:clamp(32px,6vh,80px)}.service-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.service{height:clamp(230px,28vh,360px)}.service-art svg{width:clamp(90px,13vw,140px)}.service-bottom strong{font-size:clamp(23px,3vw,34px)}}
@media(max-width:620px){.gateway-shell{padding:20px 16px 30px}.gateway-header{min-height:40px}.gateway-title{margin:clamp(52px,8vh,80px) 0 27px}.gateway-title h1{font-size:clamp(38px,10vw,58px)}.eyebrow{font-size:10px;letter-spacing:.18em}.service-grid{gap:10px}.service{height:clamp(176px,26svh,235px);padding:15px;clip-path:polygon(0 0,100% 0,100% calc(100% - 15px),calc(100% - 15px) 100%,0 100%)}.service-top{font-size:9px}.service-art::before{width:min(68%,125px);box-shadow:0 0 0 16px color-mix(in srgb,var(--accent) 4%,transparent),inset 0 0 22px color-mix(in srgb,var(--accent) 10%,transparent)}.service-art svg{width:clamp(65px,22vw,105px)}.service-bottom strong{font-size:clamp(18px,5vw,25px);letter-spacing:-.05em}.service-arrow{width:28px;height:28px;font-size:15px}.intro-ui{top:18px}.intro-bottom{bottom:22px}.intro-mark{font-size:17px}#skip-intro{padding:11px 12px;font-size:11px}#skip-intro span{margin-left:9px}}
@media(max-width:370px){.service{padding:12px}.service-bottom strong{font-size:18px}.service-arrow{width:24px;height:24px}.service-art svg{width:66px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}.reduced-motion #intro{display:none}}

/* Timed light streaks and atmosphere during the logo reveal. */
.trail-blue{animation:trail-from-left 1.1s .95s ease-out both}
.trail-red{animation:trail-from-right 1.1s 1.15s ease-out both}
@keyframes ambient-rise{0%{opacity:.06;transform:scale(1.08)}45%{opacity:.62}100%{opacity:.4;transform:scale(1)}}
@keyframes trail-from-left{0%{opacity:0;transform:translateX(0)}18%{opacity:.96}78%{opacity:.78}100%{opacity:0;transform:translateX(175vw)}}
@keyframes trail-from-right{0%{opacity:0;transform:translateX(0)}18%{opacity:.96}78%{opacity:.78}100%{opacity:0;transform:translateX(-175vw)}}

.service-mechanik{--accent:#9edcff}
html,body{min-width:0}
@media(max-width:370px){.service-arrow{display:none}.service-wulkanizacja .service-bottom strong{font-size:17px}}