/* ENERGIK — web v2 „Rozdělovač“.
   Tmavá strojovna, teplé a studené světlo prívodu a spiatočky, navigácia ako
   rozdeľovač kúrenia. Papierové dokumenty (report, formulár) ležia na tmavom stole. */
:root{
  --night:#0E1417;--night-2:#121A1F;--night-3:#18222A;--rail-bg:#0A0F12;
  --line:rgba(255,255,255,.08);--line-2:rgba(255,255,255,.14);--pipe:#1D272D;
  --text:#E8EDEF;--mist:#A3B3BA;--dim:#6F818A;
  --warm:#F2683A;--warm-deep:#C9481C;--cool:#5C9EE3;--cool-deep:#2367A8;
  --brass:#D1A452;--ok:#4CBB84;--alert:#EE5468;--amber:#E0A42A;
  --paper:#F1F3F2;--ink:#1B2328;--steel:#55626A;--rule:#D6DCDC;
  --now:#B0203A;--plan:#B57E08;--okd:#2B7F52;--brass-d:#8F6A22;
  --f-display:"Archivo","Helvetica Neue",Arial,sans-serif;
  --f-text:"Archivo",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --rail:288px;--pad:clamp(20px,5vw,88px);--ease:cubic-bezier(.2,.75,.15,1);
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--night);color:var(--text);font:400 17px/1.6 var(--f-text);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body::after{content:"";position:fixed;inset:0;z-index:200;pointer-events:none;opacity:.05;mix-blend-mode:overlay;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>")}
h1,h2,h3,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit}
img,svg{max-width:100%}
code{font-family:var(--f-mono);font-size:.9em}
:focus-visible{outline:2px solid var(--warm);outline-offset:3px}
.skip{position:absolute;left:12px;top:-80px;z-index:300;background:var(--warm);color:#fff;padding:10px 14px;text-decoration:none}
.skip:focus{top:12px}
.ph{background:rgba(224,164,42,.18);color:#F3D48A;border-bottom:1.5px dashed var(--amber);padding-inline:3px}

/* značka */
.mark{display:block;flex:none;overflow:visible}
.mark path{fill:none;stroke-width:7}
.m-s{stroke:var(--warm)}.m-r{stroke:var(--cool)}.m-i{stroke:#fff}.m-d{fill:#fff}

/* tlačidlá a odkazy */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 26px;border:0;border-radius:999px;background:var(--warm-deep);color:#fff;font:700 16px/1 var(--f-text);text-decoration:none;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation;box-shadow:0 14px 34px -14px rgba(242,104,58,.7);transition:background-color .2s,transform .2s,box-shadow .2s}
.btn:hover{background:var(--warm);box-shadow:0 16px 40px -12px rgba(242,104,58,.85)}
.btn:active{transform:scale(.97)}
.btn-block{width:100%}
.btn-ghost{display:inline-flex;align-items:center;gap:10px;min-height:52px;padding:0 22px;border:1px solid var(--line-2);border-radius:999px;color:#fff;font:700 16px/1 var(--f-mono);letter-spacing:.02em;text-decoration:none;-webkit-tap-highlight-color:transparent;transition:border-color .2s,background-color .2s}
.btn-ghost:hover{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.04)}
.ic{width:17px;height:17px;flex:none;fill:currentColor}
.more{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:700;text-decoration:none;border-bottom:2px solid var(--warm);padding-bottom:4px}
.more .arr,.lt-list .arr{transition:transform .25s var(--ease)}
.more:hover .arr{transform:translateX(6px)}
.big{font-weight:800;font-stretch:125%;font-size:clamp(32px,4.6vw,64px);line-height:1;letter-spacing:-.025em;text-wrap:balance}

/* ── rozdeľovač (navigácia) ── */
.rail{position:fixed;left:0;top:0;bottom:0;z-index:50;width:var(--rail);display:flex;flex-direction:column;padding:30px 26px calc(26px + env(safe-area-inset-bottom,0px));background:var(--rail-bg);border-right:1px solid var(--line);view-transition-name:rail}
.rail-brand{display:flex;align-items:center;gap:14px;color:#fff;text-decoration:none}
.rail-brand .mark{width:34px;height:36px}
.rail-brand b{display:block;font-weight:800;font-stretch:125%;font-size:22px;line-height:1;letter-spacing:.01em}
.rail-brand small{display:block;margin-top:7px;font-size:12px;line-height:1.3;color:var(--dim)}
.manifold{position:relative;margin-top:clamp(40px,8vh,80px)}
.mf-pipe{position:absolute;left:8px;top:-34px;width:6px;height:calc(var(--mf-h,320px) + 34px);border-radius:3px;background:var(--pipe)}
.mf-fill{position:absolute;left:0;top:0;width:100%;height:var(--fill,0px);border-radius:3px;background:linear-gradient(var(--warm),var(--warm-deep));box-shadow:0 0 14px rgba(242,104,58,.55);transition:height .7s var(--ease)}
.manifold ul{display:grid;gap:4px}
.manifold a{position:relative;display:flex;align-items:center;min-height:50px;padding-left:64px;color:var(--mist);font-size:16px;font-weight:600;text-decoration:none;-webkit-tap-highlight-color:transparent;transition:color .25s}
.manifold a::before{content:"";position:absolute;left:14px;top:50%;width:22px;height:4px;margin-top:-2px;border-radius:2px;background:var(--pipe);transition:background-color .3s}
.manifold a::after{content:"";position:absolute;left:14px;top:50%;width:22px;height:4px;margin-top:-2px;border-radius:2px;opacity:0;background:repeating-linear-gradient(90deg,rgba(255,255,255,.95) 0 2px,transparent 2px 7px);background-size:14px 4px;animation:flowx .7s linear infinite}
@keyframes flowx{to{background-position:14px 0}}
.valve{position:absolute;left:36px;top:50%;width:18px;height:11px;margin-top:-5.5px;fill:none;stroke:#4C5D65;stroke-width:1.6;stroke-linejoin:round;transform:rotate(90deg);transition:transform .45s var(--ease),fill .3s,stroke .3s}
.manifold a:hover{color:#fff}
.manifold a:hover .valve{transform:rotate(45deg);stroke:#8C9DA4}
.manifold a[aria-current="page"]{color:#fff}
.manifold a[aria-current="page"]::before{background:var(--warm)}
.manifold a[aria-current="page"]::after{opacity:.9}
.manifold a[aria-current="page"] .valve{transform:none;fill:var(--warm);stroke:var(--warm)}
.rail-foot{margin-top:auto;display:grid;gap:14px}
.rail-tel{display:flex;align-items:center;gap:10px;color:#fff;font:700 21px/1 var(--f-mono);letter-spacing:.02em;text-decoration:none}
.rail-tel .ic{width:18px;height:18px;color:var(--warm)}

.topbar{display:none}
.page{margin-left:var(--rail);min-height:100vh;view-transition-name:page}
.foot,.dock{margin-left:var(--rail)}

@media (max-width:1024px){
  :root{--rail:0px}
  .topbar{position:sticky;top:0;z-index:70;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:62px;padding:calc(8px + env(safe-area-inset-top,0px)) 16px 8px;background:rgba(10,15,18,.88);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
  .tb-brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:800;font-stretch:125%;font-size:19px}
  .tb-brand .mark{width:26px;height:28px}
  .menu-btn{display:inline-flex;align-items:center;gap:12px;min-height:44px;padding:0 16px;border:1px solid var(--line-2);border-radius:999px;background:transparent;color:#fff;font:600 15px var(--f-text);cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation}
  .mb-bars,.mb-bars::before{display:block;width:18px;height:2px;background:#fff;transition:transform .3s}
  .mb-bars{position:relative}
  .mb-bars::before{content:"";position:absolute;left:0;top:-6px}
  .menu-open .mb-bars{transform:translateY(-3px) rotate(45deg)}
  .menu-open .mb-bars::before{transform:translateY(6px) rotate(-90deg)}
  .rail{width:100%;z-index:60;padding-top:calc(86px + env(safe-area-inset-top,0px));transform:translateY(-100%);visibility:hidden;transition:transform .5s var(--ease),visibility 0s .5s}
  .menu-open .rail{transform:none;visibility:visible;transition:transform .5s var(--ease)}
  .rail-brand{display:none}
  .manifold{margin-top:8px}
  .manifold a{min-height:58px;font-size:22px;font-weight:700}
  .menu-open{overflow:hidden}
}

/* ── kapitola (hlavička podstránky) ── */
.chapter{position:relative;isolation:isolate;overflow:hidden;min-height:min(72vh,720px);display:grid;align-content:end;padding:clamp(80px,14vh,160px) var(--pad) clamp(48px,8vh,96px);border-bottom:1px solid var(--line)}
.ch-light{position:absolute;inset:0;z-index:-2;background:radial-gradient(60% 70% at 0% 0%,rgba(242,104,58,.22),transparent 70%),radial-gradient(55% 65% at 100% 100%,rgba(92,158,227,.2),transparent 70%)}
.ch-mark{position:absolute;z-index:-1;right:-4vw;top:50%;width:min(52vw,640px);height:auto;transform:translateY(-50%);opacity:.08}
.crumb{font-size:14px;color:var(--dim)}
.crumb a{color:var(--mist);text-decoration:none}
.crumb a:hover{color:#fff}
.chapter h1{margin-top:16px;font-weight:800;font-stretch:125%;font-size:clamp(48px,10vw,150px);line-height:.88;letter-spacing:-.035em}
.thesis{max-width:30ch;margin-top:28px;font-size:clamp(20px,2.3vw,30px);line-height:1.28;color:var(--mist)}
.h-reveal .ln{display:block;overflow:hidden;padding-bottom:.08em;margin-bottom:-.08em}
.h-reveal .ln > span{display:inline-block;animation:lineup 1.05s var(--ease) both}
.h-reveal .ln:nth-child(2) > span{animation-delay:.12s}
@keyframes lineup{from{transform:translateY(108%)}to{transform:none}}

/* ── úvod ── */
.home-hero{position:relative;isolation:isolate;overflow:hidden;min-height:100svh;display:grid;grid-template-columns:minmax(0,1fr);grid-template-areas:"copy" "bms";align-content:end;gap:clamp(32px,5vh,48px);padding:clamp(48px,9vh,96px) var(--pad) clamp(40px,8vh,88px)}
.hh-light{position:absolute;inset:0;z-index:-1;background:radial-gradient(45% 55% at 8% 12%,rgba(242,104,58,.32),transparent 70%),radial-gradient(50% 60% at 96% 92%,rgba(92,158,227,.28),transparent 70%);animation:breathe 10s ease-in-out infinite alternate}
@keyframes breathe{from{opacity:.75}to{opacity:1}}
.hh-bms{grid-area:bms;width:min(430px,100%);animation:fadein 1s ease .6s both}
.hh-copy{grid-area:copy;max-width:980px}
.kicker{font-size:15px;color:var(--mist)}
.home-hero h1{margin-top:18px;font-weight:800;font-stretch:125%;font-size:clamp(44px,7.4vw,118px);line-height:.9;letter-spacing:-.035em}
.lede{max-width:46ch;margin-top:28px;font-size:clamp(18px,1.6vw,21px);line-height:1.5;color:var(--mist);animation:fadeup .9s ease .35s both}
.actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;animation:fadeup .9s ease .5s both}
@keyframes fadeup{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@keyframes fadein{from{opacity:0}to{opacity:1}}
@media (min-width:1200px){
  .home-hero{grid-template-columns:minmax(0,1fr) minmax(340px,420px);grid-template-areas:"copy bms";align-items:end;column-gap:clamp(40px,5vw,80px)}
  .home-hero h1{font-size:clamp(56px,5.6vw,96px)}
}
@media (max-width:760px){.home-hero{min-height:auto;padding-top:40px}}

/* dohľad kotolne (ukážka) */
.bms{padding:20px 22px 18px;border:1px solid var(--line-2);border-radius:18px;background:linear-gradient(180deg,rgba(24,34,42,.82),rgba(14,20,23,.82));-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 30px 70px -30px rgba(0,0,0,.8)}
.bms-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 12px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.bms-title{font-weight:700;color:#fff}
.bms-id{font:12px var(--f-mono);color:var(--dim)}
.bms-live{margin-left:auto;display:inline-flex;align-items:center;gap:7px;font:600 12px var(--f-mono);color:var(--ok)}
.bms-live i,.bms-ok i{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 0 rgba(76,187,132,.6);animation:ping 2s ease-out infinite}
@keyframes ping{70%,100%{box-shadow:0 0 0 9px rgba(76,187,132,0)}}
.bms-row{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"lab val" "spark spark";gap:4px 12px;padding:14px 0;border-bottom:1px solid var(--line)}
.bms-lab{grid-area:lab;font-size:14px;color:var(--mist)}
.bms-val{grid-area:val;display:flex;align-items:baseline;gap:6px;font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.bms-val b{font-size:28px;font-weight:700;color:#fff;line-height:1}
.bms-val small{font-size:13px;color:var(--dim)}
.spark{grid-area:spark;width:100%;height:30px}
.spark polyline{fill:none;stroke-width:2;stroke-linejoin:round;stroke-linecap:round;vector-effect:non-scaling-stroke}
.spark.warm polyline{stroke:var(--warm)}.spark.cool polyline{stroke:var(--cool)}.spark.brass polyline{stroke:var(--brass)}
.bms-foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 16px;padding-top:14px;font-size:13px}
.bms-ok{display:inline-flex;align-items:center;gap:8px;color:var(--ok);font-weight:600}
.bms-note{color:var(--dim)}

/* ── rozdelený blok s cyklom ── */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,6vw,96px);align-items:center;padding:clamp(72px,12vh,140px) var(--pad);border-top:1px solid var(--line)}
.split-copy p{max-width:40ch;margin:24px 0 32px;font-size:clamp(17px,1.5vw,20px);color:var(--mist)}
@media (max-width:900px){.split{grid-template-columns:1fr}}
.cycle{width:100%;max-width:480px;justify-self:center}
.cycle-stage{position:relative;width:100%;aspect-ratio:1 / 1}
.cycle-svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible;filter:drop-shadow(0 0 14px rgba(242,104,58,.18)) drop-shadow(0 0 22px rgba(92,158,227,.14))}
.cy-track{fill:none;stroke-width:16;opacity:.28;stroke-dasharray:1;stroke-dashoffset:0}
.js .cy-track{stroke-dashoffset:1}
.js .is-in .cy-track{animation:draw 1.6s cubic-bezier(.6,0,.2,1) .2s forwards}
@keyframes draw{from{stroke-dashoffset:1}to{stroke-dashoffset:0}}
.cy-flow{fill:none;stroke-width:5;stroke-linecap:round;stroke-dasharray:1 23;opacity:.9;animation:cyflow 1.4s linear infinite}
.js .cy-flow{opacity:0}
.js .is-in .cy-flow{animation:cyflow 1.4s linear infinite,fadeto .8s ease 1.5s forwards}
@keyframes cyflow{to{stroke-dashoffset:-24}}
@keyframes fadeto{to{opacity:.9}}
.c-s{stroke:var(--warm)}.c-r{stroke:var(--cool)}
.cy-dot{fill:#fff;stroke:var(--night);stroke-width:3}
.cycle-center{position:absolute;inset:28%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center}
.cycle-center .mark{width:clamp(30px,7vw,40px);height:auto;aspect-ratio:36 / 38}
.cc-title{font-weight:800;font-stretch:112%;font-size:clamp(15px,3.8vw,20px);line-height:1.15;text-wrap:balance;color:#fff}
.cy-node{position:absolute;transform:translate(-50%,-50%);min-height:44px;padding:9px 16px;border:1px solid var(--line-2);border-radius:999px;background:rgba(18,26,31,.8);color:#fff;font:700 clamp(13px,3.5vw,15px)/1.2 var(--f-text);cursor:pointer;white-space:nowrap;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);-webkit-tap-highlight-color:transparent;touch-action:manipulation;transition:background-color .3s,color .3s,border-color .3s,transform .3s var(--ease)}
.cy-node.n1{left:50%;top:14.5%}.cy-node.n2{left:85.5%;top:50%}.cy-node.n3{left:50%;top:85.5%}.cy-node.n4{left:14.5%;top:50%}
.cy-node[aria-pressed="true"]{background:#fff;border-color:#fff;color:var(--ink);transform:translate(-50%,-50%) scale(1.08)}
@media (hover:hover) and (pointer:fine){.cy-node:hover{border-color:rgba(255,255,255,.5)}}
.cycle-cap{min-height:3.4em;margin-top:8px;padding:14px 18px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.03);font-size:15px;line-height:1.45;color:var(--mist)}
.cycle-cap b{color:#fff}

/* ── prečiarknuté problémy ── */
.strike{padding:clamp(80px,14vh,160px) var(--pad);background:var(--night-2);border-top:1px solid var(--line)}
.strike-kicker{font-size:15px;color:var(--mist)}
.strike-list{display:grid;gap:clamp(18px,3vh,30px);margin-top:28px;max-width:30ch;font-weight:700;font-stretch:112%;font-size:clamp(24px,3.6vw,48px);line-height:1.15;letter-spacing:-.015em}
.strike-list span{background:linear-gradient(var(--alert),var(--alert)) no-repeat 0 58% / 0% .09em;transition:background-size 1.1s var(--ease) .35s,color .8s ease .6s}
.strike-list .is-in span{background-size:100% .09em;color:#5E6E76}
.strike-answer{margin-top:clamp(36px,6vh,64px);font-weight:800;font-stretch:125%;font-size:clamp(32px,5.4vw,80px);line-height:1;letter-spacing:-.03em;color:var(--warm);text-shadow:0 0 40px rgba(242,104,58,.35)}

/* ── úrovne péče (náhľad na úvode) ── */
.levels-teaser{padding:clamp(80px,14vh,160px) var(--pad);border-top:1px solid var(--line)}
.lt-head p{max-width:46ch;margin-top:20px;font-size:clamp(17px,1.5vw,20px);color:var(--mist)}
.lt-list{margin-top:clamp(36px,6vh,64px);border-top:1px solid var(--line-2)}
.lt-list a{display:grid;grid-template-columns:minmax(0,320px) minmax(0,1fr) auto;align-items:center;gap:12px 32px;padding:clamp(22px,3.4vh,34px) 0;border-bottom:1px solid var(--line-2);color:#fff;text-decoration:none;-webkit-tap-highlight-color:transparent}
.lt-name{font-weight:800;font-stretch:125%;font-size:clamp(28px,3.6vw,52px);line-height:1;letter-spacing:-.02em;transition:color .25s}
.lt-desc{font-size:clamp(16px,1.4vw,19px);color:var(--mist)}
.lt-list .arr{font-size:28px;color:var(--warm)}
.lt-list a:hover .lt-name{color:var(--warm)}
.lt-list a:hover .arr{transform:translateX(8px)}
@media (max-width:700px){.lt-list a{grid-template-columns:1fr auto}.lt-desc{grid-column:1}.lt-list .arr{grid-row:1 / 3;grid-column:2}}

/* ── bežiaci pás segmentov ── */
.ticker{padding:clamp(48px,8vh,88px) 0;border-top:1px solid var(--line);overflow:hidden}
.tk-track{display:flex;gap:56px;width:max-content;animation:ticker 38s linear infinite;font-weight:800;font-stretch:125%;font-size:clamp(28px,4vw,56px);line-height:1;letter-spacing:-.02em;white-space:nowrap}
.tk-track span{color:transparent;-webkit-text-stroke:1.2px rgba(255,255,255,.35)}
.tk-track span:nth-child(3n+1){color:#fff;-webkit-text-stroke:0}
@keyframes ticker{to{transform:translateX(-50%)}}
.tk-more{margin:clamp(28px,4vh,40px) var(--pad) 0}
.ticker:hover .tk-track{animation-play-state:paused}

/* ── veľké číslo na konci stránok ── */
.callout{position:relative;isolation:isolate;overflow:hidden;padding:clamp(88px,16vh,180px) var(--pad);border-top:1px solid var(--line);background:radial-gradient(70% 90% at 50% 120%,rgba(242,104,58,.24),transparent 70%)}
.co-title{max-width:28ch;font-size:clamp(20px,2.2vw,28px);line-height:1.3;color:var(--mist)}
.co-phone{display:block;width:max-content;max-width:100%;margin-top:18px;color:#fff;font-weight:800;font-stretch:125%;font-size:clamp(38px,7.6vw,150px);line-height:.95;letter-spacing:-.04em;white-space:nowrap;text-decoration:none;transition:color .3s,text-shadow .3s}
@media (max-width:1024px){.co-phone{font-size:clamp(34px,10.4vw,120px)}}
.co-phone:hover{color:var(--warm);text-shadow:0 0 60px rgba(242,104,58,.45)}
.co-link{display:inline-block;margin-top:28px;color:var(--mist);font-weight:600;text-decoration:none}
.co-link:hover{color:#fff}

/* ── štyri kroky do strany ── */
.hscroll{position:relative;border-bottom:1px solid var(--line)}
.hs-track{display:grid;gap:0}
.stage{position:relative;padding:clamp(56px,10vh,110px) var(--pad);border-bottom:1px solid var(--line)}
.st-icon svg{width:clamp(48px,6vw,72px);height:auto;fill:none;stroke:var(--warm);stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}
.stage:nth-child(n+3) .st-icon svg{stroke:var(--cool)}
.st-name{margin-top:24px;font-weight:800;font-stretch:125%;font-size:clamp(44px,8vw,120px);line-height:.92;letter-spacing:-.035em}
.st-does{max-width:34ch;margin-top:24px;font-size:clamp(18px,1.9vw,24px);line-height:1.4;color:var(--mist)}
.st-gets{max-width:40ch;margin-top:28px;padding:18px 20px;border-left:3px solid var(--warm);background:rgba(255,255,255,.03);font-size:16px;color:#fff}
.stage:nth-child(n+3) .st-gets{border-left-color:var(--cool)}
.st-gets span{display:block;margin-bottom:4px;font-size:13px;color:var(--dim)}
.hs-progress{display:none}
.hs-on .hscroll{height:calc(var(--n,4) * 100vh)}
.hs-on .hs-sticky{position:sticky;top:0;height:100vh;overflow:hidden;display:flex;flex-direction:column;justify-content:center}
.hs-on .hs-track{display:flex;gap:0;width:max-content;will-change:transform}
.hs-on .stage{width:calc(100vw - var(--rail));min-height:100vh;display:flex;flex-direction:column;justify-content:center;border-bottom:0;border-right:1px solid var(--line)}
.hs-on .hs-progress{display:block;position:absolute;left:var(--pad);right:var(--pad);bottom:clamp(24px,5vh,48px);height:3px;background:var(--pipe);border-radius:2px}
.hs-bar{display:block;height:100%;width:100%;transform-origin:left;transform:scaleX(var(--p,0));border-radius:2px;background:linear-gradient(90deg,var(--warm),var(--cool))}

/* ── report: papier na tmavom stole ── */
.report{padding:clamp(80px,14vh,150px) var(--pad);border-top:1px solid var(--line)}
.report-head p{max-width:52ch;margin-top:20px;font-size:clamp(17px,1.5vw,20px);color:var(--mist)}
.doc{position:relative;overflow:hidden;max-width:1080px;margin-top:clamp(36px,6vh,60px);background:var(--paper);color:var(--ink);border-radius:6px;box-shadow:0 50px 100px -40px rgba(0,0,0,.85),0 0 0 1px rgba(255,255,255,.06);transform:rotate(-.4deg)}
.doc-scan{position:absolute;left:0;right:0;top:-120px;height:110px;z-index:2;pointer-events:none;opacity:0;background:linear-gradient(rgba(35,103,168,0),rgba(35,103,168,.1) 65%,rgba(35,103,168,.24));border-bottom:2px solid var(--cool-deep)}
.doc.is-in .doc-scan{animation:scan 1.5s cubic-bezier(.45,0,.2,1) .3s both}
@keyframes scan{0%{top:-120px;opacity:1}85%{opacity:1}100%{top:100%;opacity:0}}
.doc-head{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px 40px;padding:clamp(20px,3vw,34px);border-bottom:2px solid var(--ink)}
.doc-kicker{font:700 12px/1.3 var(--f-mono);letter-spacing:.06em;color:var(--warm-deep)}
.doc-title{margin-top:6px;font-weight:800;font-stretch:125%;font-size:clamp(20px,2.6vw,30px);line-height:1.15}
.doc-meta{display:flex;flex-wrap:wrap;gap:12px 32px}
.doc-meta dt{font-size:12px;color:var(--steel)}
.doc-meta dd{margin-top:2px;font-weight:600;font-size:15px}
.doc-sum{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-bottom:1px solid var(--rule)}
.doc-sum li{padding:18px clamp(16px,2.6vw,30px);border-right:1px solid var(--rule)}
.doc-sum li:last-child{border-right:0}
.doc-sum b{display:block;font-weight:800;font-stretch:125%;font-size:clamp(30px,3.6vw,44px);line-height:1}
.doc-sum span{display:flex;align-items:center;gap:8px;margin-top:8px;font-size:14px;color:var(--steel)}
@media (max-width:600px){.doc-sum{grid-template-columns:repeat(2,minmax(0,1fr))}.doc-sum li:nth-child(2){border-right:0}.doc-sum li:nth-child(-n+2){border-bottom:1px solid var(--rule)}}
.st{display:inline-block;width:11px;height:11px;flex:none}
.st-now{background:var(--now)}.st-plan{background:var(--plan);clip-path:polygon(50% 0,100% 100%,0 100%)}
.st-ok{background:var(--okd);border-radius:50%}.st-save{background:var(--brass-d);clip-path:polygon(50% 0,100% 50%,50% 100%,0 50%)}
.doc-row{display:grid;grid-template-columns:110px minmax(0,1fr) minmax(0,1.6fr) minmax(0,1.3fr);gap:16px;align-items:baseline;padding:15px clamp(20px,3vw,34px);border-bottom:1px solid var(--rule);font-size:15px}
.doc-row span:first-child{display:flex;align-items:center;gap:8px;font:700 12px/1 var(--f-mono);align-self:center}
.doc-row code{font-weight:700;margin-right:4px}
.doc-row-h{padding-block:11px;font-size:12px;color:var(--steel)}
.doc-row-h span:first-child{font:inherit}
@media (max-width:760px){.doc-row-h{display:none}.doc-row{grid-template-columns:1fr;gap:6px}.doc-row span:nth-child(2){font-weight:600}.doc-row span:nth-child(4){color:var(--steel)}}
.doc-foot{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:12px 32px;padding:clamp(20px,3vw,34px)}
.doc-foot div > span{display:block;font-size:13px;color:var(--steel)}
.doc-foot b{display:block;margin-top:6px;font-weight:800;font-stretch:112%;font-size:clamp(22px,3vw,34px);color:var(--brass-d);white-space:nowrap}
.doc-foot p{font-size:13px;color:var(--steel)}
@media (max-width:420px){.doc-foot b{white-space:normal}}

/* ── ventilový prepínač úrovní ── */
.valve-sel{padding:clamp(80px,14vh,150px) var(--pad)}
.vs-head p{max-width:48ch;margin-top:20px;font-size:clamp(17px,1.5vw,20px);color:var(--mist)}
.vs-control{position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:clamp(36px,6vh,56px);padding:6px;border:1px solid var(--line-2);border-radius:22px;background:rgba(255,255,255,.03)}
.vs-opt{position:relative;z-index:1;display:grid;gap:6px;align-content:start;min-height:44px;padding:18px 20px;border:0;border-radius:16px;background:transparent;color:var(--mist);font:inherit;text-align:left;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation;transition:color .3s}
.vs-opt b{font-weight:800;font-stretch:125%;font-size:clamp(20px,2.4vw,30px);line-height:1;color:#fff}
.vs-opt span{font-size:14px;line-height:1.4}
.vs-opt[aria-pressed="true"]{color:rgba(27,35,40,.75)}
.vs-opt[aria-pressed="true"] b{color:var(--ink)}
.vs-knob{position:absolute;z-index:0;top:6px;bottom:6px;left:6px;width:calc((100% - 12px) / 3);border-radius:16px;background:linear-gradient(135deg,#fff,#E9EDEE);box-shadow:0 12px 30px -12px rgba(242,104,58,.6);transform:translateX(calc(var(--k,0) * 100%));transition:transform .5s var(--ease)}
@media (max-width:640px){.vs-opt span{display:none}.vs-opt{padding:16px 12px;text-align:center}.vs-opt b{font-size:18px}}
.vs-list{display:grid;margin-top:clamp(28px,5vh,44px);border-top:1px solid var(--line-2)}
.vs-list li{display:flex;align-items:center;gap:16px;padding:18px 4px;border-bottom:1px solid var(--line);font-size:clamp(17px,1.6vw,21px);transition:opacity .4s,color .4s}
.vs-list i{position:relative;width:26px;height:26px;flex:none;border-radius:50%;border:1.5px solid var(--line-2);transition:background-color .4s,border-color .4s}
.vs-list i::after{content:"";position:absolute;left:8px;top:6px;width:7px;height:11px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg) scale(0);transition:transform .35s var(--ease)}
.vs-list li.on i{background:var(--ok);border-color:var(--ok)}
.vs-list li.on i::after{transform:rotate(45deg) scale(1)}
.vs-list li:not(.on){opacity:.32}
.vs-list em{font-style:normal;color:var(--warm);display:none;margin-left:6px}
.vs-list[data-level="1"] .lv1,.vs-list[data-level="2"] .lv2,.vs-list[data-level="3"] .lv3{display:inline}
.vs-note{margin-top:24px;color:var(--mist)}

/* ── dvojica text + vizuál ── */
.duo{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(32px,6vw,96px);align-items:center;padding:clamp(80px,14vh,150px) var(--pad);border-top:1px solid var(--line)}
.duo-rev .duo-copy{order:2}
.duo-copy p{max-width:42ch;margin-top:22px;font-size:clamp(17px,1.5vw,20px);color:var(--mist)}
.duo-copy .hint{color:#fff;font-weight:600}
.duo-visual .bms{max-width:440px;margin-inline:auto}
@media (max-width:900px){.duo{grid-template-columns:1fr}.duo-rev .duo-copy{order:0}}

/* štítok, ktorý sa otočí */
.flip{display:block;width:100%;max-width:620px;margin-inline:auto;perspective:1400px;cursor:pointer;border-radius:20px;-webkit-tap-highlight-color:transparent;touch-action:manipulation;-webkit-user-select:none;user-select:none}
.flip-inner{display:grid;transform-style:preserve-3d;-webkit-transform-style:preserve-3d;transform:rotateX(var(--rx,0deg)) rotateY(calc(var(--flip,0deg) + var(--ry,0deg)));transition:transform .75s cubic-bezier(.3,.7,.2,1)}
.flip.is-tilting .flip-inner{transition:transform .15s ease-out}
.flip[aria-pressed="true"] .flip-inner{--flip:180deg}
.flip-face{grid-area:1 / 1;-webkit-backface-visibility:hidden;backface-visibility:hidden;min-width:0}
.sticker{display:block;width:100%;height:auto;filter:drop-shadow(0 30px 50px rgba(0,0,0,.6))}
.s-bg{fill:#fff}.s-band{fill:var(--ink)}
.s-word{font-family:var(--f-display);font-weight:800;font-stretch:125%;font-size:30px;fill:#fff;letter-spacing:.6px}
.s-tag{font-family:var(--f-mono);font-weight:500;font-size:13px;letter-spacing:2px;fill:#AAB5BA}
.s-lab{font-family:var(--f-mono);font-weight:500;font-size:11.5px;letter-spacing:1.5px;fill:#6B777D}
.s-val{font-family:var(--f-text);font-weight:600;font-size:20px;fill:var(--ink)}
.s-small{font-size:15px}
.s-num{font-family:var(--f-mono);font-size:18px;fill:var(--ink)}
.s-strong{font-weight:700}
.s-line{stroke:var(--rule);stroke-width:1.5}
.s-phone{font-family:var(--f-mono);font-weight:700;font-size:24px;fill:var(--warm-deep)}
.s-qr{fill:var(--ink)}
.s-url{font-family:var(--f-mono);font-size:11px;fill:#6B777D}
.s-sup{fill:var(--warm-deep)}.s-ret{fill:var(--cool-deep)}
.s-edge{fill:none;stroke:var(--rule);stroke-width:1.5}
.flip-back{transform:rotateY(180deg);display:flex;flex-direction:column;overflow:hidden;background:var(--paper);color:var(--ink);border-radius:3.2% / 5%;box-shadow:0 30px 50px -20px rgba(0,0,0,.6)}
.fb-band{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:clamp(10px,2.2vw,18px) clamp(14px,3vw,24px);background:var(--ink);color:#fff}
.fb-lab{font-size:clamp(11px,1.3vw,13px);color:#AAB5BA}
.fb-code{font:700 clamp(13px,1.9vw,19px)/1.2 var(--f-mono)}
.fb-list{flex:1;display:grid;align-content:center;gap:clamp(6px,1.4vw,14px);padding:clamp(10px,2.2vw,20px) clamp(14px,3vw,24px)}
.fb-list li{display:grid;grid-template-columns:auto auto minmax(0,1fr);align-items:center;gap:clamp(8px,1.4vw,14px);font-size:clamp(12px,1.6vw,16px);line-height:1.3}
.fb-date{font-family:var(--f-mono);font-weight:700;white-space:nowrap}
.fb-foot{padding:clamp(8px,1.6vw,14px) clamp(14px,3vw,24px);border-top:1px solid var(--rule);font-size:clamp(11px,1.4vw,14px);color:var(--steel)}

/* ── pre koho a otázky (rozbaľovacie riadky) ── */
.segs,.faq{padding:clamp(40px,8vh,90px) var(--pad) clamp(80px,12vh,140px)}
.faq{border-top:1px solid var(--line)}
.faq .big{margin-bottom:clamp(28px,5vh,48px)}
.seg,.qa{border-bottom:1px solid var(--line-2)}
.seg:first-child{border-top:1px solid var(--line-2)}
.qa:first-of-type{border-top:1px solid var(--line-2)}
.seg summary,.qa summary{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:6px 24px;padding:clamp(20px,3.4vh,32px) 44px clamp(20px,3.4vh,32px) 0;cursor:pointer;list-style:none;-webkit-tap-highlight-color:transparent}
.seg summary::-webkit-details-marker,.qa summary::-webkit-details-marker{display:none}
.seg-name{font-weight:800;font-stretch:125%;font-size:clamp(28px,4.4vw,64px);line-height:1;letter-spacing:-.025em;transition:color .25s}
.seg-tag{font-size:15px;color:var(--mist);text-align:right}
.seg-plus{position:absolute;right:4px;top:50%;width:22px;height:22px;margin-top:-11px}
.seg-plus::before,.seg-plus::after{content:"";position:absolute;left:0;top:10px;width:22px;height:2px;background:var(--warm);transition:transform .35s var(--ease)}
.seg-plus::after{transform:rotate(90deg)}
details[open] > summary .seg-plus::after{transform:rotate(0)}
.seg summary:hover .seg-name{color:var(--warm)}
.seg p,.qa p{max-width:56ch;padding:0 0 clamp(22px,3.4vh,32px);font-size:clamp(17px,1.5vw,20px);color:var(--mist)}
.qa summary{font-weight:700;font-size:clamp(18px,1.8vw,22px)}
@media (max-width:640px){.seg summary{grid-template-columns:1fr}.seg-tag{text-align:left}}

/* ── príbeh ── */
.story{padding:clamp(72px,12vh,140px) var(--pad);max-width:1100px}
.story-lead{max-width:30ch;font-weight:700;font-stretch:112%;font-size:clamp(26px,3.4vw,44px);line-height:1.2;letter-spacing:-.015em;color:#fff}
.story-seen{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(20px,3vw,40px);margin:clamp(40px,7vh,72px) 0}
.story-seen div{padding-top:20px;border-top:3px solid var(--alert)}
.story-seen b{display:block;font-weight:800;font-stretch:112%;font-size:clamp(20px,2vw,26px);line-height:1.2}
.story-seen p{margin-top:10px;color:var(--mist)}
@media (max-width:760px){.story-seen{grid-template-columns:1fr}}
.story-text{max-width:58ch;margin-top:20px;font-size:clamp(17px,1.5vw,20px);color:var(--mist)}
.story-text strong{color:#fff}
.story-end{max-width:46ch;margin-top:28px;font-weight:700;font-size:clamp(20px,2.2vw,28px);line-height:1.35;color:#fff}
.story-sign{margin-top:36px;font-size:14px;color:var(--warm)}
.brands{padding:clamp(48px,8vh,88px) var(--pad);border-top:1px solid var(--line)}
.brands-label{font-size:15px;color:var(--mist)}
.brands-list{margin-top:16px;font-weight:800;font-stretch:112%;font-size:clamp(22px,3vw,40px);line-height:1.25;letter-spacing:-.01em}
.brands-list span{display:block;margin-top:8px;font-weight:500;font-stretch:100%;font-size:clamp(16px,1.4vw,19px);letter-spacing:0;color:var(--mist)}

/* ── kontakt ── */
.contact{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(32px,6vw,88px);align-items:start;padding:clamp(56px,10vh,110px) var(--pad) clamp(80px,14vh,150px)}
@media (max-width:960px){.contact{grid-template-columns:1fr}}
.cs-label{margin-top:30px;font-size:13px;color:var(--dim)}
.cs-label:first-child{margin-top:0}
.cs-phone{display:block;margin-top:6px;color:#fff;font-weight:800;font-stretch:125%;font-size:clamp(30px,3.4vw,52px);line-height:1;letter-spacing:-.03em;white-space:nowrap;text-decoration:none}
.cs-phone:hover{color:var(--warm)}
.cs-text{margin-top:6px;font-size:18px;color:#fff}
.cs-dim{margin-top:28px;color:var(--mist);font-size:16px;max-width:36ch}
.form{display:grid;gap:16px;padding:clamp(22px,3.6vw,40px);background:var(--paper);color:var(--ink);border-radius:10px;box-shadow:0 50px 100px -40px rgba(0,0,0,.85)}
.row{display:grid;gap:6px;min-width:0}
.row-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
@media (max-width:520px){.row-2{grid-template-columns:1fr}}
.form label{font-size:14px;font-weight:600}
.form abbr{color:var(--warm-deep);text-decoration:none}
.form input,.form select,.form textarea{width:100%;font:inherit;font-size:16px;color:var(--ink);background:#fff;border:1.5px solid #B9C3C6;border-radius:8px;padding:12px 13px;color-scheme:light}
.form textarea{resize:vertical;min-height:110px}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--cool-deep);box-shadow:0 0 0 3px rgba(35,103,168,.18)}
.form [aria-invalid="true"]{border-color:var(--now)}
.form-note{font-size:13px;color:var(--steel)}
.form-status{min-height:1.5em;font-size:15px}
.form-status[data-state="ok"]{color:var(--okd);font-weight:600}
.form-status[data-state="err"]{color:var(--now)}
.form button[disabled]{opacity:.6;cursor:progress}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* ── päta a mobilná lišta ── */
.foot{border-top:1px solid var(--line);background:var(--rail-bg)}
.foot-in{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px 40px;padding:clamp(40px,6vh,64px) var(--pad);font-size:14px;color:var(--mist)}
.foot-brand{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none}
.foot-brand .mark{width:30px;height:32px}
.foot-brand b{display:block;font-weight:800;font-stretch:125%;font-size:18px;line-height:1}
.foot-brand small{display:block;margin-top:5px;font-size:12px;color:var(--dim)}
.foot-nav{display:flex;flex-wrap:wrap;gap:8px 22px;justify-content:flex-end;align-items:center}
.foot-nav a{text-decoration:none;color:var(--mist)}
.foot-nav a:hover{color:#fff}
.foot-meta a{color:#fff;text-decoration:none}
@media (max-width:760px){.foot-in{grid-template-columns:1fr}.foot-nav{justify-content:flex-start}}
.dock{display:none}
@media (max-width:760px){
  .dock{position:fixed;left:0;right:0;bottom:0;z-index:55;display:grid;grid-template-columns:1.4fr 1fr;gap:8px;margin:0;padding:10px 12px calc(10px + env(safe-area-inset-bottom,0px));background:rgba(10,15,18,.92);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-top:1px solid var(--line)}
  .dock a{display:flex;align-items:center;justify-content:center;gap:8px;min-height:48px;border-radius:999px;font-weight:700;text-decoration:none;-webkit-tap-highlight-color:transparent;touch-action:manipulation}
  .dock-call{background:var(--warm-deep);color:#fff;font-family:var(--f-mono);letter-spacing:.02em}
  .dock-form{border:1px solid var(--line-2);color:#fff}
  body{padding-bottom:calc(70px + env(safe-area-inset-bottom,0px))}
}

/* ── odkrývanie, prechody medzi stránkami ── */
.js [data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:calc(var(--i,0) * 90ms)}
.js [data-reveal].is-in{opacity:1;transform:none}
.js .doc[data-reveal]{transform:translateY(40px) rotate(-1.2deg)}
.js .doc[data-reveal].is-in{transform:rotate(-.4deg)}
.js .strike-list [data-reveal]{transform:none;opacity:1}
@view-transition{navigation:auto}
::view-transition-old(page){animation:vt-out .35s ease both}
::view-transition-new(page){animation:vt-in .55s var(--ease) both}
@keyframes vt-out{to{opacity:0;transform:translateY(-14px)}}
@keyframes vt-in{from{opacity:0;transform:translateY(22px)}}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001s !important;animation-iteration-count:1 !important;transition-duration:.001s !important}
  .js [data-reveal]{opacity:1;transform:none}
  .cy-track{stroke-dashoffset:0}
  .cy-flow{opacity:.9}
  .cy-dot,.doc-scan{display:none}
  .tk-track{animation:none}
}

.menu-open .dock{display:none}