/* ═══════════════════════════════════════════════════════
   RE-agent s.r.o. — ochrana rukou pro průmysl
   Design system: "termální spektrum"
   ═══════════════════════════════════════════════════════ */

:root{
  /* base */
  --bg:#08090B;
  --bg-2:#0C0E11;
  --bg-3:#111419;
  --surface:rgba(255,255,255,.028);
  --surface-2:rgba(255,255,255,.05);
  --line:rgba(255,255,255,.085);
  --line-2:rgba(255,255,255,.16);

  /* text */
  --fg:#F4F6F8;
  --fg-2:#A8B0B8;
  --fg-3:#6E7780;

  /* thermal spectrum — the brand */
  --cold-2:#1E5F8C;
  --cold:#3FB6E8;
  --cool:#8FA8C0;
  --neutral:#E8EDF2;
  --warm:#FFB020;
  --hot:#FF5A1F;
  --molten:#E01B1B;
  --acc:var(--hot);

  --grad-thermal:linear-gradient(90deg,#1E5F8C 0%,#3FB6E8 14%,#8FA8C0 30%,#E8EDF2 44%,#FFD36A 60%,#FFB020 72%,#FF5A1F 86%,#E01B1B 100%);

  /* type */
  --f-disp:'Archivo',system-ui,sans-serif;
  --f-body:'Inter',system-ui,sans-serif;
  --f-mono:'JetBrains Mono',ui-monospace,monospace;

  /* layout */
  --wrap:1280px;
  --pad:clamp(20px,5vw,64px);
  --r:14px;
  --ease:cubic-bezier(.22,1,.36,1);
  --ease-2:cubic-bezier(.65,0,.35,1);
}

/* ── reset ── */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html,body{max-width:100%;overflow-x:clip}
body{
  margin:0;background:var(--bg);color:var(--fg);
  font-family:var(--f-body);font-size:16px;line-height:1.6;font-weight:400;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;
}
img,video,canvas,svg{display:block;max-width:100%}
img,video{height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;font-family:var(--f-disp);font-weight:800;letter-spacing:-.032em;line-height:1.02}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:var(--hot);color:#0A0A0A}
.mono{font-family:var(--f-mono);font-weight:500;letter-spacing:-.02em}
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}

:focus-visible{outline:2px solid var(--hot);outline-offset:3px;border-radius:4px}

/* ── grain + cursor glow ── */
.grain{
  position:fixed;inset:-50%;z-index:9998;pointer-events:none;opacity:.032;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 7s steps(6) infinite;will-change:transform;
}
@keyframes grain{
  0%,100%{transform:translate(0,0)}10%{transform:translate(-3%,-5%)}20%{transform:translate(-8%,3%)}
  30%{transform:translate(4%,-8%)}40%{transform:translate(-3%,9%)}50%{transform:translate(-8%,4%)}
  60%{transform:translate(6%,0)}70%{transform:translate(0,6%)}80%{transform:translate(3%,7%)}90%{transform:translate(-5%,4%)}
}
.cursor-glow{
  position:fixed;top:0;left:0;width:520px;height:520px;margin:-260px 0 0 -260px;z-index:1;
  pointer-events:none;border-radius:50%;opacity:0;transition:opacity .5s;
  background:radial-gradient(circle,rgba(255,90,31,.1) 0%,rgba(255,90,31,.04) 35%,transparent 68%);
  will-change:transform;
}
body.has-cursor .cursor-glow{opacity:1}

/* ═══ LOADER ═══ */
.loader{
  position:fixed;inset:0;z-index:9999;background:var(--bg);
  display:grid;place-items:center;transition:opacity .7s var(--ease),visibility .7s;
}
.loader.is-out{opacity:0;visibility:hidden}
.loader__inner{text-align:center;padding:24px}
.loader__mark{font-family:var(--f-disp);font-weight:800;font-size:clamp(30px,6vw,52px);letter-spacing:-.05em;display:flex;gap:.02em;justify-content:center}
.loader__re{color:var(--fg)}
.loader__dash{color:var(--hot);margin:0 .06em}
.loader__agent{color:var(--fg-2);font-weight:400}
.loader__bar{width:min(280px,60vw);height:2px;background:rgba(255,255,255,.1);margin:26px auto 14px;overflow:hidden;border-radius:2px}
.loader__bar i{display:block;height:100%;width:0;background:var(--grad-thermal);background-size:280px 100%;transition:width .25s linear}
.loader__temp{font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;color:var(--fg-3);text-transform:uppercase}
.loader__temp em{color:var(--hot);font-style:normal;margin:0 6px}

/* ═══ NAV ═══ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:900;
  display:flex;align-items:center;gap:24px;
  padding:18px var(--pad);
  transition:background .4s,backdrop-filter .4s,border-color .4s,padding .4s;
  border-bottom:1px solid transparent;
}
.nav.is-stuck{
  background:rgba(8,9,11,.72);backdrop-filter:blur(18px) saturate(150%);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  border-bottom-color:var(--line);padding-block:12px;
}
.nav__logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.nav__glyph{width:30px;height:30px;color:var(--hot);transition:transform .5s var(--ease)}
.nav__logo:hover .nav__glyph{transform:rotate(-8deg) scale(1.06)}
.nav__word{font-family:var(--f-disp);font-size:19px;font-weight:400;letter-spacing:-.04em;color:var(--fg-2)}
.nav__word b{font-weight:800;color:var(--fg)}
.nav__word i{color:var(--hot);font-style:normal;margin:0 .04em}

.nav__links{display:flex;gap:4px;margin-left:auto}
.nav__links a{
  position:relative;font-size:13.5px;font-weight:500;color:var(--fg-2);
  padding:9px 14px;border-radius:999px;transition:color .3s,background .3s;
}
.nav__links a::before{
  content:attr(data-n);position:absolute;top:2px;left:14px;
  font-family:var(--f-mono);font-size:8px;color:var(--hot);opacity:0;transition:opacity .3s,top .3s;
}
.nav__links a:hover,.nav__links a.is-active{color:var(--fg);background:var(--surface-2)}
.nav__links a:hover::before{opacity:.9;top:-1px}

.nav__right{display:flex;align-items:center;gap:10px;margin-left:auto}
.nav__links + .nav__right{margin-left:24px}
.nav__shop{font-size:13.5px;font-weight:500;color:var(--fg-2);padding:9px 12px;transition:color .3s}
.nav__shop:hover{color:var(--hot)}
.nav__burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;position:relative}
.nav__burger i{position:absolute;left:12px;width:18px;height:1.5px;background:var(--fg);transition:transform .4s var(--ease),opacity .3s}
.nav__burger i:nth-child(1){top:17px}
.nav__burger i:nth-child(2){top:23px}
.nav__burger[aria-expanded="true"] i:nth-child(1){transform:translateY(3px) rotate(45deg)}
.nav__burger[aria-expanded="true"] i:nth-child(2){transform:translateY(-3px) rotate(-45deg)}

/* mobile menu */
.mobmenu{
  position:fixed;inset:0;z-index:890;background:rgba(8,9,11,.97);
  backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  display:flex;flex-direction:column;justify-content:center;gap:2px;
  padding:100px var(--pad) 40px;
  opacity:0;visibility:hidden;transition:opacity .45s var(--ease),visibility .45s;
}
.mobmenu.is-open{opacity:1;visibility:visible}
.mobmenu a{
  font-family:var(--f-disp);font-size:clamp(26px,7vw,40px);font-weight:700;letter-spacing:-.04em;
  padding:11px 0;border-bottom:1px solid var(--line);display:flex;align-items:baseline;gap:16px;
  transform:translateY(18px);opacity:0;transition:transform .5s var(--ease),opacity .5s var(--ease),color .3s;
}
.mobmenu.is-open a{transform:none;opacity:1}
.mobmenu a:nth-child(1){transition-delay:.05s}.mobmenu a:nth-child(2){transition-delay:.09s}
.mobmenu a:nth-child(3){transition-delay:.13s}.mobmenu a:nth-child(4){transition-delay:.17s}
.mobmenu a:nth-child(5){transition-delay:.21s}.mobmenu a:nth-child(6){transition-delay:.25s}
.mobmenu a:nth-child(7){transition-delay:.29s}
.mobmenu a:hover{color:var(--hot)}
.mobmenu a em{font-family:var(--f-mono);font-size:12px;font-style:normal;color:var(--hot);opacity:.8}
.mobmenu__foot{display:flex;flex-direction:column;gap:6px;margin-top:28px;font-family:var(--f-mono);font-size:13px;color:var(--fg-2)}
.mobmenu__foot a{font-family:var(--f-mono);font-size:13px;font-weight:500;border:0;padding:2px 0;letter-spacing:0}

/* ═══ BUTTONS ═══ */
.btn{
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 24px;border-radius:999px;font-size:14px;font-weight:600;letter-spacing:-.01em;
  border:1px solid var(--line-2);overflow:hidden;isolation:isolate;
  transition:color .35s,border-color .35s,transform .35s var(--ease);
  will-change:transform;
}
.btn svg{width:15px;height:15px;transition:transform .4s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn::before{
  content:'';position:absolute;inset:0;z-index:-1;border-radius:inherit;
  background:var(--hot);transform:translateY(101%);transition:transform .5s var(--ease);
}
.btn:hover::before{transform:translateY(0)}
.btn--solid{background:var(--hot);border-color:var(--hot);color:#0A0A0A}
.btn--solid::before{background:#fff}
.btn--solid:hover{color:#0A0A0A;border-color:#fff}
.btn--ghost{color:var(--fg)}
.btn--ghost:hover{color:#0A0A0A;border-color:var(--hot)}
.btn--sm{padding:10px 18px;font-size:13px}
.btn--lg{padding:17px 32px;font-size:15px}
.btn--full{width:100%}

/* ═══ HERO ═══ */
.hero{
  position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;
  padding:140px 0 clamp(28px,6vh,64px);overflow:hidden;
}
.hero__media{position:absolute;inset:0;z-index:0}
.hero__video,.hero__img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transform:scale(1.06);will-change:transform;
}
.hero__video{opacity:0;transition:opacity 1.2s var(--ease)}
.hero__video.is-ready{opacity:1}
.hero__img{opacity:.95}
.hero__canvas{position:absolute;inset:0;width:100%;height:100%}
.hero__scrim{
  position:absolute;inset:0;
  background:
    radial-gradient(120% 90% at 78% 32%,rgba(255,90,31,.16) 0%,transparent 58%),
    linear-gradient(to bottom,rgba(8,9,11,.86) 0%,rgba(8,9,11,.36) 26%,rgba(8,9,11,.62) 62%,var(--bg) 99%),
    linear-gradient(to right,rgba(8,9,11,.92) 0%,rgba(8,9,11,.5) 42%,rgba(8,9,11,.12) 100%);
}
.hero__body{position:relative;z-index:2;width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}

.hero__kicker{
  display:inline-flex;align-items:center;gap:9px;flex-wrap:wrap;
  font-family:var(--f-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--fg-2);
  padding:8px 16px;border:1px solid var(--line);border-radius:999px;background:rgba(8,9,11,.4);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);margin-bottom:26px;
}
.hero__kicker em{color:var(--fg-3);font-style:normal}
.hero__kicker .dot{width:6px;height:6px;border-radius:50%;background:var(--hot);box-shadow:0 0 0 0 rgba(255,90,31,.6);animation:pulse 2.4s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(255,90,31,0)}100%{box-shadow:0 0 0 0 rgba(255,90,31,0)}}

.hero__h1{
  font-size:min(clamp(42px,8.4vw,104px),12.2vh);line-height:.94;letter-spacing:-.045em;font-weight:800;
  max-width:15ch;margin-bottom:22px;
}
.hero__h1 b{
  font-weight:800;
  background:linear-gradient(96deg,var(--warm) 0%,var(--hot) 48%,var(--molten) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero__h1 .line{display:block;overflow:hidden;padding-bottom:.03em}
.hero__h1 .line > span{display:block;transform:translateY(105%);transition:transform 1.05s var(--ease)}
.is-loaded .hero__h1 .line > span{transform:none}
.is-loaded .hero__h1 .line:nth-child(1) > span{transition-delay:.12s}
.is-loaded .hero__h1 .line:nth-child(2) > span{transition-delay:.21s}
.is-loaded .hero__h1 .line:nth-child(3) > span{transition-delay:.3s}

.hero__lead{max-width:60ch;font-size:clamp(15px,1.5vw,18px);color:var(--fg-2);line-height:1.62}
.hero__lead b{color:var(--fg);font-weight:600}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:clamp(20px,3.2vh,30px)}

.hero__stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin:clamp(26px,5vh,46px) 0 0;
  max-width:min(100%,1040px);
  background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
}
.hero__stats > div{background:rgba(8,9,11,.55);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);padding:clamp(14px,2vh,20px) 22px}
.hero__stats dt{font-family:var(--f-disp);font-size:clamp(20px,2.4vw,31px);font-weight:800;letter-spacing:-.04em;line-height:1;color:var(--fg)}
.hero__stats dt em{font-style:normal;color:var(--hot);margin:0 .06em}
.hero__stats dt.mono{font-family:var(--f-mono);font-size:clamp(17px,2vw,25px);font-weight:700}
.hero__stats dd{margin:8px 0 0;font-family:var(--f-mono);font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--fg-3)}

.hero__scroll{
  position:absolute;right:calc(var(--pad) - 6px);top:50%;transform:translateY(-50%);z-index:2;
  display:flex;flex-direction:column;align-items:center;gap:14px;
  font-family:var(--f-mono);font-size:9.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--fg-3);
  transition:color .3s;
}
.hero__scroll:hover{color:var(--fg)}
.hero__scroll span{writing-mode:vertical-rl}
.hero__scroll i{display:block;width:1px;height:64px;background:linear-gradient(to bottom,var(--hot),transparent);position:relative;overflow:hidden}
.hero__scroll i::after{content:'';position:absolute;inset:0;background:var(--hot);animation:scrolldot 2.1s var(--ease-2) infinite}
@keyframes scrolldot{0%{transform:translateY(-100%)}60%,100%{transform:translateY(100%)}}
@media (max-width:1180px){.hero__scroll{display:none}}
.t-sm{display:none}
@media (max-width:720px){.t-lg{display:none}.t-sm{display:inline}}

/* ═══ MARQUEE STRIP ═══ */
.strip{border-block:1px solid var(--line);padding:26px 0;background:var(--bg-2);position:relative;z-index:3}
.strip__label{text-align:center;font-family:var(--f-mono);font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--fg-3);margin-bottom:16px}
.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 9%,#000 91%,transparent);mask-image:linear-gradient(90deg,transparent,#000 9%,#000 91%,transparent)}
.marquee__track{display:flex;align-items:center;gap:26px;width:max-content;animation:mq 42s linear infinite}
.marquee__track span{font-family:var(--f-disp);font-size:clamp(22px,3.4vw,40px);font-weight:800;letter-spacing:-.03em;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.3);transition:color .4s,-webkit-text-stroke-color .4s}
.marquee:hover .marquee__track span{color:rgba(255,255,255,.06)}
.marquee__track i{color:var(--hot);font-style:normal;font-size:18px}
@keyframes mq{to{transform:translateX(calc(-100% / 3))}}

/* ═══ MANIFEST ═══ */
.manifest{padding:clamp(90px,15vh,180px) 0}
.bigtext{
  font-family:var(--f-disp);font-weight:600;letter-spacing:-.035em;line-height:1.14;
  font-size:clamp(24px,3.9vw,53px);max-width:19ch;color:var(--fg-3);
}
.bigtext b{font-weight:800;color:var(--fg)}
.bigtext .w{display:inline-block;opacity:.18;transition:opacity .5s var(--ease),color .5s}
.bigtext .w.on{opacity:1}
.manifest__sig{display:flex;align-items:center;gap:18px;margin-top:46px}
.manifest__line{height:1px;flex:0 0 90px;background:var(--grad-thermal)}
.manifest__sig span{font-family:var(--f-mono);font-size:11px;letter-spacing:.13em;text-transform:uppercase;color:var(--fg-3)}

/* ═══ SECTION SHELL ═══ */
.sec{padding:clamp(80px,12vh,150px) 0;position:relative}
.sec--alt{background:var(--bg-2);border-block:1px solid var(--line)}
.sechead{max-width:1000px;margin-bottom:clamp(44px,6vw,72px)}
.sechead--split{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:end;max-width:none}
.sechead__n{
  display:inline-block;font-family:var(--f-mono);font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--hot);margin-bottom:20px;padding-left:22px;position:relative;
}
.sechead__n::before{content:'';position:absolute;left:0;top:50%;width:14px;height:1px;background:var(--hot)}
.sechead__h{font-size:clamp(31px,5.4vw,72px);line-height:1.0;letter-spacing:-.045em}
.sechead__h b{
  font-weight:800;background:linear-gradient(96deg,var(--warm),var(--hot) 55%,var(--molten));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.sechead__p{margin-top:22px;max-width:62ch;font-size:clamp(14.5px,1.35vw,17px);color:var(--fg-2);line-height:1.65}
.sechead--split .sechead__p{margin-top:0;padding-bottom:6px}

.sec__foot{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;
  margin-top:44px;padding-top:30px;border-top:1px solid var(--line);
}
.sec__foot p{color:var(--fg-2);font-size:15px;max-width:56ch}

/* ═══ BENTO / RIZIKA ═══ */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.rcard{
  position:relative;overflow:hidden;border-radius:var(--r);border:1px solid var(--line);
  min-height:330px;display:flex;isolation:isolate;background:var(--bg-3);
  transition:border-color .5s,transform .6s var(--ease);
  transform-style:preserve-3d;will-change:transform;
}
.rcard--wide{grid-column:span 2}
.rcard--x3{grid-column:span 3}
.rcard--tall{grid-row:span 2;min-height:auto}
.rcard > img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;
  opacity:.52;filter:grayscale(.42) contrast(1.08);
  transform:scale(1.04);transition:transform 1.1s var(--ease),opacity .7s,filter .7s;
}
.rcard::after{
  content:'';position:absolute;inset:0;z-index:-1;
  background:linear-gradient(to top,rgba(8,9,11,.97) 8%,rgba(8,9,11,.72) 46%,rgba(8,9,11,.3) 100%);
  transition:opacity .6s;
}
.rcard::before{
  content:'';position:absolute;left:0;right:0;top:0;height:2px;z-index:2;
  background:var(--acc);transform:scaleX(0);transform-origin:left;transition:transform .65s var(--ease);
}
.rcard:hover{border-color:var(--line-2);transform:translateY(-4px)}
.rcard:hover > img{transform:scale(1.1);opacity:.7;filter:grayscale(.1) contrast(1.04)}
.rcard:hover::before{transform:scaleX(1)}
.rcard__in{position:relative;z-index:1;margin-top:auto;padding:26px;display:flex;flex-direction:column;gap:11px}
.rcard__n{
  position:absolute;top:22px;right:24px;z-index:2;
  font-size:11px;letter-spacing:.18em;color:var(--acc);
  padding:5px 9px;border:1px solid color-mix(in srgb,var(--acc) 34%,transparent);border-radius:6px;
  background:rgba(8,9,11,.5);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  transition:background .5s,border-color .5s;
}
.rcard:hover .rcard__n{background:var(--acc);color:#0A0A0A;border-color:var(--acc)}
.rcard h3{font-size:clamp(20px,2.1vw,27px);letter-spacing:-.035em;line-height:1.06}
.rcard p{font-size:14px;color:var(--fg-2);line-height:1.55;max-width:42ch}
.rcard--x3 p{max-width:64ch}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:3px}
.tags li{
  font-family:var(--f-mono);font-size:10px;letter-spacing:.07em;text-transform:uppercase;
  padding:5px 10px;border:1px solid var(--line);border-radius:999px;color:var(--fg-3);
  background:rgba(255,255,255,.03);transition:color .4s,border-color .4s;
}
.rcard:hover .tags li{color:var(--fg-2);border-color:var(--line-2)}

/* ═══ TEPLOTNÍ ROZSAH ═══ */
.range{position:relative;height:520vh;background:var(--bg-2)}
.range__sticky{position:sticky;top:0;height:100svh;overflow:hidden;display:flex;align-items:center;border-block:1px solid var(--line)}
.range__spacer{height:1px}
.range__photo{position:absolute;inset:0;z-index:0;pointer-events:none}
.range__photo img{
  position:absolute;right:0;top:0;width:54%;height:100%;object-fit:cover;
  opacity:0;transition:opacity 1s var(--ease);
  filter:grayscale(.3) contrast(1.06);
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 46%,#000 100%),linear-gradient(to bottom,transparent 0%,#000 16%,#000 76%,transparent 100%);
  mask-image:linear-gradient(90deg,transparent 0%,#000 46%,#000 100%),linear-gradient(to bottom,transparent 0%,#000 16%,#000 76%,transparent 100%);
  -webkit-mask-composite:source-in;mask-composite:intersect;
}
.range__photo img.is-on{opacity:.42}
@media (max-width:980px){.range__photo img.is-on{opacity:.16}}

.range__bg{
  position:absolute;inset:0;z-index:0;opacity:.9;
  background:radial-gradient(115% 78% at 50% 118%,rgba(63,182,232,.2) 0%,transparent 62%);
  transition:background .12s linear;
}
.range__bg::after{
  content:'';position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(80% 60% at 50% 55%,#000,transparent);
  mask-image:radial-gradient(80% 60% at 50% 55%,#000,transparent);
}
.range__wrap{position:relative;z-index:1;width:100%}
.range__head{margin-bottom:clamp(24px,5vh,54px)}
.range__head h2{font-size:clamp(29px,5vw,64px);letter-spacing:-.045em;line-height:1}
.range__head h2 b{background:var(--grad-thermal);-webkit-background-clip:text;background-clip:text;color:transparent}

.range__readout{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(24px,5vw,64px);align-items:start;margin-bottom:clamp(30px,7vh,70px)}
.range__temp{
  font-size:clamp(52px,11vw,150px);font-weight:700;line-height:.86;letter-spacing:-.06em;
  color:var(--acc);transition:color .2s linear;font-variant-numeric:tabular-nums;
  text-shadow:0 0 60px color-mix(in srgb,var(--acc) 28%,transparent);
}
.range__temp em{font-size:.28em;font-style:normal;color:var(--fg-3);margin-left:.1em;letter-spacing:0}
.range__zname{
  display:block;font-family:var(--f-disp);font-size:clamp(20px,2.4vw,32px);font-weight:800;
  letter-spacing:-.035em;margin-bottom:12px;
}
.range__zdesc{color:var(--fg-2);font-size:clamp(14px,1.3vw,16.5px);line-height:1.6;max-width:52ch;min-height:4.9em}
.range__zmeta{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.range__zmeta li{
  font-family:var(--f-mono);font-size:10px;letter-spacing:.09em;text-transform:uppercase;
  padding:6px 11px;border:1px solid var(--line-2);border-radius:999px;color:var(--fg);
}
.range__fade{animation:fadeUp .5s var(--ease)}
@keyframes fadeUp{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:none}}

.range__scale{position:relative}
.range__bar{position:relative;height:6px;border-radius:999px;background:rgba(255,255,255,.08);overflow:visible}
.range__fill{position:absolute;left:0;top:0;bottom:0;border-radius:999px;background:var(--grad-thermal);background-size:calc(var(--w,100vw)) 100%;width:0}
.range__knob{
  position:absolute;top:50%;left:0;width:20px;height:20px;margin:-10px 0 0 -10px;border-radius:50%;
  background:var(--acc);border:3px solid var(--bg-2);
  box-shadow:0 0 0 1px color-mix(in srgb,var(--acc) 60%,transparent),0 0 34px color-mix(in srgb,var(--acc) 65%,transparent);
  transition:background .2s linear,box-shadow .2s linear;
}
.range__ticks{position:relative;height:56px;margin-top:14px}
.range__ticks .tk{position:absolute;top:0;transform:translateX(-50%);text-align:center;transition:opacity .35s,color .35s}
.range__ticks .tk i{display:block;width:1px;height:9px;background:var(--line-2);margin:0 auto 8px}
.range__ticks .tk b{display:block;font-family:var(--f-mono);font-size:11px;font-weight:600;color:var(--fg-2);white-space:nowrap}
.range__ticks .tk s{display:block;text-decoration:none;font-family:var(--f-mono);font-size:9px;letter-spacing:.1em;text-transform:uppercase;color:var(--fg-3);margin-top:4px;white-space:nowrap}
.range__ticks .tk.on b{color:var(--fg)}
.range__ticks .tk.on i{background:var(--acc);height:13px}

/* ═══ DEKODÉR NOREM ═══ */
.decoder{border:1px solid var(--line);border-radius:calc(var(--r) + 4px);background:var(--bg);overflow:hidden}
.decoder__tabs{display:flex;border-bottom:1px solid var(--line);overflow-x:auto;scrollbar-width:none}
.decoder__tabs::-webkit-scrollbar{display:none}
.decoder__tabs button{
  flex:1;min-width:190px;padding:20px 22px;text-align:left;position:relative;
  font-family:var(--f-disp);font-weight:700;font-size:16px;letter-spacing:-.02em;color:var(--fg-3);
  border-right:1px solid var(--line);transition:color .35s,background .35s;
}
.decoder__tabs button:last-child{border-right:0}
.decoder__tabs button em{display:block;font-family:var(--f-body);font-style:normal;font-size:12px;font-weight:400;color:var(--fg-3);margin-top:4px;letter-spacing:0}
.decoder__tabs button::after{content:'';position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--hot);transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease)}
.decoder__tabs button:hover{color:var(--fg-2);background:var(--surface)}
.decoder__tabs button.is-on{color:var(--fg);background:var(--surface)}
.decoder__tabs button.is-on em{color:var(--fg-2)}
.decoder__tabs button.is-on::after{transform:scaleX(1)}

.decoder__body{display:grid;grid-template-columns:minmax(0,.78fr) minmax(0,1.22fr)}
.decoder__left{
  padding:clamp(28px,4vw,54px);border-right:1px solid var(--line);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;
  background:radial-gradient(90% 70% at 50% 40%,rgba(255,90,31,.07),transparent 70%);
}
.decoder__pict{position:relative;width:min(300px,72vw);aspect-ratio:120/132;display:grid;place-items:center}
.decoder__shield{position:absolute;inset:0;width:100%;height:100%;color:var(--line-2)}
.decoder__code{display:flex;gap:5px;justify-content:center;flex-wrap:wrap;padding:0 12px;position:relative;z-index:1}
.decoder__code button{
  font-family:var(--f-mono);font-size:clamp(24px,4.4vw,40px);font-weight:700;line-height:1;
  width:1.28em;height:1.5em;display:grid;place-items:center;border-radius:8px;
  color:var(--fg-3);border:1px solid transparent;transition:all .35s var(--ease);
}
.decoder__code button:hover{color:var(--fg);background:var(--surface-2)}
.decoder__code button.is-on{
  color:#0A0A0A;background:var(--hot);border-color:var(--hot);
  box-shadow:0 0 30px rgba(255,90,31,.4);transform:translateY(-2px);
}
.decoder__norm{font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--fg-3);text-align:center}

.decoder__right{padding:clamp(28px,4vw,54px);display:flex;flex-direction:column;gap:26px;min-height:390px}
.decoder__panel{animation:fadeUp .45s var(--ease)}
.decoder__panel h3{font-size:clamp(21px,2.4vw,31px);letter-spacing:-.035em;margin-bottom:12px}
.decoder__panel h3 span{color:var(--hot)}
.decoder__panel > p{color:var(--fg-2);font-size:15px;line-height:1.62;max-width:56ch}
.decoder__levels{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden;margin-top:auto}
.decoder__levels div{
  display:grid;grid-template-columns:62px 1fr;gap:14px;align-items:center;
  background:var(--bg);padding:11px 16px;animation:fadeUp .45s var(--ease) backwards;
}
.decoder__levels div b{font-family:var(--f-mono);font-size:13px;font-weight:700;color:var(--hot)}
.decoder__levels div span{font-size:13.5px;color:var(--fg-2)}
.decoder__note{padding:20px clamp(22px,4vw,54px);border-top:1px solid var(--line);font-size:13px;color:var(--fg-3);background:var(--surface)}
.decoder__note b{color:var(--fg-2);font-family:var(--f-mono)}

/* ═══ PROCES ═══ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.step{position:relative;background:var(--bg);padding:clamp(24px,3vw,38px);transition:background .5s}
.step::before{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--hot);transform:scaleY(0);transform-origin:top;transition:transform .6s var(--ease)}
.step:hover{background:var(--bg-3)}
.step:hover::before{transform:scaleY(1)}
.step__n{display:block;font-size:11px;letter-spacing:.2em;color:var(--hot);margin-bottom:44px}
.step h3{font-size:clamp(18px,1.9vw,23px);letter-spacing:-.03em;margin-bottom:11px}
.step p{font-size:14px;color:var(--fg-2);line-height:1.58}

/* ═══ ZNAČKY ═══ */
.brands{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.brand{
  border:1px solid var(--line);border-radius:var(--r);padding:clamp(22px,2.6vw,32px);
  background:var(--bg);position:relative;overflow:hidden;transition:border-color .5s,transform .5s var(--ease);
}
.brand--wide{grid-column:span 3}
.brand::after{
  content:'';position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .6s;
  background:radial-gradient(65% 90% at 100% 0%,rgba(255,90,31,.12),transparent 65%);
}
.brand:hover{border-color:var(--line-2);transform:translateY(-3px)}
.brand:hover::after{opacity:1}
.brand__top{display:flex;align-items:baseline;justify-content:space-between;gap:14px;margin-bottom:16px;flex-wrap:wrap}
.brand h3{font-size:clamp(24px,2.7vw,34px);letter-spacing:-.045em}
.brand__top span{font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--fg-3)}
.brand p{font-size:14.5px;color:var(--fg-2);line-height:1.6;margin-bottom:18px}

/* ═══ TIMELINE ═══ */
.tl{position:relative;padding-left:clamp(0px,3vw,40px)}
.tl__rail{position:absolute;left:clamp(60px,9vw,128px);top:10px;bottom:10px;width:1px;background:var(--line)}
.tl__rail i{position:absolute;left:0;top:0;width:1px;background:var(--grad-thermal);background-size:1px 100%;height:0;box-shadow:0 0 12px rgba(255,90,31,.5)}
.tl__list{display:flex;flex-direction:column;gap:clamp(28px,4vh,46px)}
.tlx{display:grid;grid-template-columns:clamp(60px,9vw,128px) 1fr;gap:clamp(24px,4vw,52px);align-items:start;position:relative}
.tlx__y{font-size:clamp(14px,1.5vw,18px);font-weight:700;color:var(--fg-3);padding-top:2px;text-align:right;padding-right:22px;transition:color .5s}
.tlx::before{
  content:'';position:absolute;left:clamp(60px,9vw,128px);top:9px;width:9px;height:9px;margin-left:-4px;
  border-radius:50%;background:var(--bg);border:1px solid var(--line-2);transition:all .5s var(--ease);z-index:1;
}
.tlx.is-in::before{background:var(--hot);border-color:var(--hot);box-shadow:0 0 0 4px rgba(255,90,31,.14)}
.tlx.is-in .tlx__y{color:var(--fg)}
.tlx h3{font-size:clamp(18px,2vw,25px);letter-spacing:-.033em;margin-bottom:9px}
.tlx p{font-size:14.5px;color:var(--fg-2);line-height:1.6;max-width:64ch}
.tlx--now h3{color:var(--hot)}

/* ═══ VZORKOVNA ═══ */
.show{position:relative;min-height:88svh;display:flex;align-items:center;overflow:hidden;padding:clamp(70px,10vh,120px) 0}
.show__media{position:absolute;inset:0;z-index:0}
.show__media img{width:100%;height:100%;object-fit:cover;transform:scale(1.08);will-change:transform}
.show__scrim{
  position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(8,9,11,.96) 0%,rgba(8,9,11,.86) 38%,rgba(8,9,11,.42) 74%,rgba(8,9,11,.62) 100%);
}
.show__wrap{position:relative;z-index:1}
.show__box{max-width:600px}
.show__box h2{font-size:clamp(30px,4.8vw,60px);letter-spacing:-.045em;line-height:1;margin-bottom:22px}
.show__box h2 b{background:linear-gradient(96deg,var(--warm),var(--hot));-webkit-background-clip:text;background-clip:text;color:transparent}
.show__box > p{color:var(--fg-2);font-size:clamp(15px,1.4vw,17px);line-height:1.62;max-width:54ch}
.show__list{margin:26px 0 30px;display:flex;flex-direction:column;gap:11px}
.show__list li{position:relative;padding-left:26px;font-size:14.5px;color:var(--fg-2)}
.show__list li b{color:var(--fg);font-weight:600}
.show__list li::before{content:'';position:absolute;left:0;top:9px;width:11px;height:1px;background:var(--hot)}
.show__cta{display:flex;flex-wrap:wrap;gap:12px}

/* ═══ FORMULÁŘ ═══ */
.sec--form{background:var(--bg-2);border-top:1px solid var(--line)}
.form__wrap{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:clamp(36px,6vw,84px);align-items:start}
.form__contacts{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:36px}
.ccard{
  border:1px solid var(--line);border-radius:12px;padding:16px 18px;background:var(--bg);
  display:flex;flex-direction:column;gap:6px;transition:border-color .4s,background .4s,transform .4s var(--ease);
}
.ccard span{font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--fg-3)}
.ccard b{font-size:15px;font-weight:600;letter-spacing:-.01em}
.ccard:hover{border-color:var(--hot);background:var(--bg-3);transform:translateY(-2px)}

.form{border:1px solid var(--line);border-radius:calc(var(--r) + 4px);background:var(--bg);padding:clamp(24px,3.4vw,42px);display:flex;flex-direction:column;gap:18px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.fld{display:flex;flex-direction:column;gap:8px;min-width:0;border:0;padding:0;margin:0}
.fld > span,.fld legend{font-family:var(--f-mono);font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--fg-3);padding:0}
.fld i{color:var(--hot);font-style:normal}
.fld input[type=text],.fld input[type=email],.fld input[type=tel],.fld textarea{
  width:100%;background:var(--bg-2);border:1px solid var(--line);border-radius:10px;
  padding:13px 15px;color:var(--fg);font-family:var(--f-body);font-size:15px;
  transition:border-color .3s,background .3s,box-shadow .3s;resize:vertical;
}
.fld input::placeholder,.fld textarea::placeholder{color:var(--fg-3);opacity:.65}
.fld input:focus,.fld textarea:focus{outline:0;border-color:var(--hot);background:var(--bg-3);box-shadow:0 0 0 3px rgba(255,90,31,.1)}
.fld.is-bad input,.fld.is-bad textarea{border-color:#E0483B}

.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px}
.chips label{position:relative;cursor:pointer}
.chips input{position:absolute;opacity:0;width:0;height:0}
.chips span{
  display:block;padding:8px 14px;border:1px solid var(--line);border-radius:999px;
  font-size:13px;color:var(--fg-2);transition:all .3s var(--ease);
}
.chips label:hover span{border-color:var(--line-2);color:var(--fg)}
.chips input:checked + span{background:var(--hot);border-color:var(--hot);color:#0A0A0A;font-weight:600}
.chips input:focus-visible + span{outline:2px solid var(--hot);outline-offset:2px}

.fld--check{flex-direction:row;align-items:flex-start;gap:11px}
.fld--check input{margin-top:3px;width:17px;height:17px;accent-color:var(--hot);flex-shrink:0}
.fld--check span{font-family:var(--f-body);font-size:13px;letter-spacing:0;text-transform:none;color:var(--fg-2)}
.fld--chips.is-bad legend span{color:#E0483B}
.form__msg{font-size:14px;min-height:1.2em;margin-top:2px}
.form__msg.ok{color:#4ED08A}
.form__msg.bad{color:#E0483B}

/* ═══ FOOTER ═══ */
.foot{position:relative;border-top:1px solid var(--line);padding-top:clamp(56px,8vh,88px);overflow:hidden;background:var(--bg)}
.foot__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.15fr;gap:clamp(28px,4vw,56px);padding-bottom:56px}
.foot__word{font-size:26px;margin-bottom:16px}
.foot__brand p{font-size:14px;color:var(--fg-2);line-height:1.6;max-width:40ch}
.foot__temp{margin-top:22px;font-size:10.5px;letter-spacing:.06em;color:var(--fg-3)}
.foot__temp em{
  font-style:normal;background:var(--grad-thermal);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-.16em;
}
.foot__col h4{font-family:var(--f-mono);font-size:10px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--fg-3);margin-bottom:18px}
.foot__col a{display:block;font-size:14px;color:var(--fg-2);padding:5px 0;transition:color .3s,transform .3s var(--ease)}
.foot__col a:hover{color:var(--hot);transform:translateX(3px)}
.foot__addr{font-style:normal}
.foot__addr p{font-size:14px;color:var(--fg-2);line-height:1.62;margin-bottom:14px}
.foot__addr b{color:var(--fg)}
.foot__bar{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;padding:22px 0;border-top:1px solid var(--line);font-size:10.5px;letter-spacing:.06em;color:var(--fg-3)}
.foot__huge{
  font-family:var(--f-disp);font-weight:900;letter-spacing:-.06em;line-height:.78;
  font-size:clamp(70px,17.4vw,270px);text-align:center;white-space:nowrap;
  color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.055);
  margin-bottom:-.16em;user-select:none;pointer-events:none;
}

/* ═══ REVEAL ═══ */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .85s var(--ease),transform .85s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
.bento .rcard{opacity:0;transform:translateY(30px);transition:opacity .8s var(--ease),transform .8s var(--ease),border-color .5s}
.bento .rcard.is-in{opacity:1;transform:none}

/* ═══ RESPONSIVE ═══ */
@media (max-width:1180px){
  .nav__links{display:none}
  .nav__burger{display:block}
  .nav__right{margin-left:auto}
  .bento{grid-template-columns:repeat(2,1fr)}
  .rcard--wide{grid-column:span 2}
  .rcard--tall{grid-row:span 1;min-height:330px}
  .brands{grid-template-columns:repeat(2,1fr)}
  .brand--wide{grid-column:span 2}
  .steps{grid-template-columns:repeat(2,1fr)}
  .foot__grid{grid-template-columns:1fr 1fr}
}
@media (max-width:980px){
  .sechead--split{grid-template-columns:1fr;gap:24px;align-items:start}
  .decoder__body{grid-template-columns:1fr}
  .decoder__left{border-right:0;border-bottom:1px solid var(--line)}
  .decoder__right{min-height:auto}
  .form__wrap{grid-template-columns:1fr}
  .range__readout{grid-template-columns:1fr;gap:20px}
  .range__zdesc{min-height:0}
  .range{height:460vh}
  .hero__stats{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .nav__shop{display:none}
  .hero{padding-top:120px}
  .hero__cta .btn{flex:1 1 100%}
  .bento{grid-template-columns:1fr}
  .rcard--wide{grid-column:span 1}
  .rcard{min-height:300px}
  .brands{grid-template-columns:1fr}
  .brand--wide{grid-column:span 1}
  .steps{grid-template-columns:1fr}
  .step__n{margin-bottom:20px}
  .form__row{grid-template-columns:1fr}
  .form__contacts{grid-template-columns:1fr}
  .foot__grid{grid-template-columns:1fr;gap:32px}
  .tl__rail,.tlx::before{display:none}
  .tlx{grid-template-columns:1fr;gap:6px}
  .tlx__y{text-align:left;padding-right:0;color:var(--hot)}
  .range__ticks .tk s{display:none}
  .range__ticks .tk b{font-size:9.5px}
  .decoder__tabs{flex-direction:column}
  .decoder__tabs button{border-right:0;border-bottom:1px solid var(--line);min-width:0}
  .decoder__tabs button::after{top:0;bottom:auto;width:2px;height:auto;left:0;right:auto;bottom:0;transform:scaleY(0);transform-origin:top}
  .decoder__tabs button.is-on::after{transform:scaleY(1)}
  .sec__foot{flex-direction:column;align-items:flex-start}
}
@media (max-width:420px){
  .hero__stats{grid-template-columns:1fr}
  .range__temp{font-size:64px}
}

/* ═══ A11Y ═══ */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .reveal,.bento .rcard{opacity:1!important;transform:none!important}
  .hero__h1 .line > span{transform:none!important}
  .bigtext .w{opacity:1!important}
  .grain{display:none}
  .marquee__track{animation:none}
}
@media print{.nav,.loader,.grain,.cursor-glow,.hero__scroll,.foot__huge{display:none}}