/* Radian Company — radian-company.sk · liquid glass deep blue + light sky, coral details */
@font-face{font-family:"Oxanium";src:url("../fonts/Oxanium-Bold.ttf") format("truetype");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Barlow Condensed";src:url("../fonts/BarlowCondensed-Light.ttf") format("truetype");font-weight:300;font-style:normal;font-display:swap}
:root{
  /* palette: deep blue #072D59 + light sky #DBF2FC are the main colours, coral #FD6E88 marks CTA and details */
  --navy:#072D59; --navy-deep:#041D3B; --navy-lift:#0D4A85;
  --hi:219,242,252; --blob:13,74,133; --ink:7,45,89; --shade:2,14,32; --scroll:#2D5F99;
  --mint:#DBF2FC; --sage:#DBF2FC; --pink:#FD6E88;
  --black:var(--navy-deep); --slate:var(--navy);
  --g0:var(--navy-deep); --g1:var(--navy-lift); --g2:var(--navy-lift); --g3:var(--navy-lift);
  --text:#DBF2FC; --muted:rgba(var(--hi),.66);
  --ease-out:cubic-bezier(0.23,1,0.32,1);
  --glass:rgba(var(--hi),.055);
  --glass-strong:rgba(var(--hi),.09);
  --glass-brd:rgba(var(--hi),.16);
  --hair:rgba(var(--hi),.10);
  --disp:"Oxanium","Arial Narrow",system-ui,sans-serif;
  --sub:"Barlow Condensed","Arial Narrow",system-ui,sans-serif;
  --body:"Inter",system-ui,sans-serif;
  --maxw:1200px;
  --pad:clamp(20px,5vw,64px);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:110px}
body{font-family:var(--body);color:var(--text);background:var(--slate);
  line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
  min-height:100vh;display:flex;flex-direction:column}
.field{position:fixed;inset:0;z-index:-2;background:
  radial-gradient(60% 50% at 18% 12%, rgba(var(--hi),.22), transparent 60%),
  radial-gradient(50% 45% at 85% 20%, rgba(var(--blob),.55), transparent 65%),
  radial-gradient(70% 60% at 75% 90%, rgba(var(--blob),.7), transparent 70%),
  radial-gradient(40% 40% at 30% 80%, rgba(var(--blob),.6), transparent 70%),
  linear-gradient(160deg,var(--navy-lift),var(--slate) 72%)}
.field::after{content:"";position:absolute;inset:0;background:
  radial-gradient(45% 35% at 20% 15%, rgba(var(--hi),.10), transparent 60%);
  mix-blend-mode:screen;animation:drift 22s ease-in-out infinite alternate}
@keyframes drift{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(4%,3%,0) scale(1.08)}}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad);width:100%}

/* floating glass nav */
.nav{position:fixed;top:18px;left:50%;transform:translateX(-50%);z-index:50;
  width:min(var(--maxw),calc(100% - 28px));display:flex;align-items:center;
  gap:14px;padding:11px 12px 11px 22px;border-radius:22px;flex-wrap:wrap;
  background:rgba(var(--ink),.84);border:1px solid var(--glass-brd);
  backdrop-filter:blur(20px) saturate(1.3);-webkit-backdrop-filter:blur(20px) saturate(1.3);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.18), 0 18px 40px -18px rgba(var(--shade),.9)}
.brand{display:inline-flex;align-items:center;gap:10px;font-family:var(--disp);font-weight:700;font-size:19px;letter-spacing:-.01em}
.brand-mark{display:block;height:38px;width:auto;flex:none}
.brand .dot{color:var(--sage)}
.nav-links{display:flex;gap:4px;margin-left:auto;flex-wrap:wrap}
.nav-links a{padding:9px 15px;border-radius:12px;font-size:14.5px;color:var(--muted);
  transition:color .2s,background .2s}
.nav-links a:hover{color:var(--mint);background:rgba(var(--hi),.07)}
.nav-links a.active{color:var(--mint);background:rgba(var(--hi),.14);font-weight:500}

/* generic section + heads */
main{flex:1 0 auto;position:relative}
.block{padding-block:clamp(72px,10vw,120px)}
.page-top{padding-top:clamp(130px,16vw,190px)}
.head{max-width:680px;margin-bottom:clamp(34px,5vw,56px)}
.head h1,.head h2{font-family:var(--disp);font-weight:600;letter-spacing:-.02em;
  font-size:clamp(32px,5vw,58px);line-height:1.04;margin-bottom:16px}
.head p{color:var(--muted);font-size:16.5px}
.head h1.up{text-transform:uppercase}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px}

/* glass card */
.card{position:relative;border-radius:24px;padding:28px;display:block;
  background:var(--glass);border:1px solid var(--glass-brd);
  backdrop-filter:blur(18px) saturate(1.2);-webkit-backdrop-filter:blur(18px) saturate(1.2);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.14), 0 24px 50px -30px rgba(var(--shade),.9);
  transition:transform .3s cubic-bezier(.2,1,.3,1),border-color .3s;overflow:hidden}
.card:hover{transform:translateY(-4px);border-color:rgba(var(--hi),.5)}
.card .glow{position:absolute;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(var(--hi),.35),transparent 70%);
  top:-70px;right:-40px;filter:blur(10px);pointer-events:none}
.card h3{font-family:var(--disp);font-weight:600;font-size:22px;letter-spacing:-.01em;margin-bottom:10px}
.card p{color:var(--muted);font-size:15px}
.card .tags{margin-top:18px;display:flex;flex-wrap:wrap;gap:8px}
.tag{font-size:12.5px;color:var(--sage);padding:5px 11px;border-radius:9px;
  background:rgba(var(--hi),.12);border:1px solid rgba(var(--hi),.2)}

.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}

.proj .thumb{height:150px;border-radius:16px;margin:-8px -8px 18px;
  background:linear-gradient(135deg,var(--g3),var(--g1));position:relative;overflow:hidden}
.proj .thumb::after{content:"";position:absolute;inset:0;
  background:radial-gradient(70% 60% at 30% 20%,rgba(var(--hi),.3),transparent 60%)}
.proj.alt .thumb{background:linear-gradient(135deg,var(--sage),var(--g2))}

/* buttons */
.btn{display:inline-block;padding:15px 26px;border-radius:16px;font-weight:500;font-size:15px;
  transition:transform .2s,background .2s,border-color .2s}
.btn-primary{background:var(--pink);color:var(--navy-deep)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{background:var(--glass);border:1px solid var(--glass-brd);color:var(--mint);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.btn-ghost:hover{border-color:var(--pink)}

/* Intro: black for a beat -> video "powers on" (a light line opens into the full frame) -> UI slowly fades in.
   Pure CSS keyframes so it works even if JS fails; js only starts the video at the matching moment. */
.v-hero{position:relative;min-height:100svh;display:flex;align-items:center;isolation:isolate;overflow:hidden;
  padding:clamp(96px,13vh,120px) var(--pad) clamp(64px,9vh,100px);background:var(--navy-deep)}
.v-media{position:absolute;inset:0;z-index:-1;animation:poweron 1.7s cubic-bezier(.19,1,.22,1) .5s both}
.v-media video,.v-media .v-fallback{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.v-media .v-fallback{background:
  radial-gradient(60% 50% at 20% 30%,rgba(var(--blob),.5),transparent 60%),
  radial-gradient(50% 50% at 80% 70%,rgba(var(--hi),.18),transparent 65%),
  linear-gradient(160deg,var(--navy-lift),var(--navy-deep))}
.v-media::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(var(--ink),.55) 0%,rgba(var(--ink),.12) 30%,rgba(var(--ink),.2) 62%,var(--slate) 100%)}
@keyframes poweron{
  0%{opacity:0;clip-path:inset(49.6% 49% 49.6% 49%);filter:brightness(3)}
  8%{opacity:1}
  30%{clip-path:inset(49.6% 0 49.6% 0);filter:brightness(2.6)}
  100%{opacity:1;clip-path:inset(0 0 0 0);filter:brightness(1)}
}
@keyframes rise{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}
@keyframes navin{from{opacity:0;transform:translate(-50%,-14px)}to{opacity:1;transform:translate(-50%,0)}}
@keyframes fadein{from{opacity:0}to{opacity:1}}
.nav.intro{animation:navin 1.3s var(--ease-out) 1.7s backwards}

/* two big liquid-glass windows over the video */
.hero-grid{width:100%;max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1fr 1fr;
  gap:clamp(14px,2vw,24px)}
.tile{position:relative;isolation:isolate;display:flex;flex-direction:column;gap:clamp(20px,3vh,32px);
  padding:clamp(22px,2.4vw,34px);border-radius:32px;overflow:hidden;
  background:linear-gradient(150deg,rgba(var(--ink),.58),rgba(var(--ink),.26));
  border:1px solid rgba(255,255,255,.2);
  backdrop-filter:blur(28px) saturate(1.7);-webkit-backdrop-filter:blur(28px) saturate(1.7);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.32),inset 0 -1px 0 rgba(255,255,255,.05),
    0 20px 40px -20px rgba(0,0,0,.65);
  transition:border-color .35s,transform .5s var(--ease-out);
  animation:rise 1.4s var(--ease-out) backwards}
.hero-grid .tile:nth-child(1){animation-delay:2.15s}
.hero-grid .tile:nth-child(2){animation-delay:2.45s}
.tile::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:linear-gradient(150deg,rgba(255,255,255,.15),transparent 42%),
    linear-gradient(0deg,rgba(var(--blob),.6),transparent 60%)}
.tile-top{display:flex;justify-content:space-between;gap:16px;font:300 clamp(18px,1.5vw,22px)/1.15 var(--sub);color:rgba(var(--hi),.85)}
.tile-top.end{justify-content:flex-end}
.tile-main{margin-top:auto}
.tile h2{font-family:var(--disp);font-weight:700;letter-spacing:-.01em;text-transform:uppercase;line-height:1.05;
  font-size:clamp(28px,3.3vw,52px);max-width:17ch;text-wrap:balance}
.tile-foot{display:flex;align-items:center;justify-content:space-between}
.mark{width:52px;height:52px;flex:none;display:block}
@media (hover:hover) and (pointer:fine){
  .tile:hover{transform:translateY(-5px);border-color:rgba(var(--hi),.55)}
  .tile:hover .gbtn .arw{transform:translateX(6px)}
}
.tile:focus-visible{outline:2px solid var(--sage);outline-offset:3px}

/* liquid-glass pill: frosted body, refractive edge highlight, arrow; one animation (arrow slides on hover) */
.gbtn{display:inline-flex;align-items:center;gap:14px;height:54px;padding:0 24px 0 30px;border-radius:999px;
  font:500 15.5px var(--body);color:#fff;
  background:linear-gradient(180deg,rgba(var(--hi),.2),rgba(var(--hi),.06));
  border:1px solid rgba(var(--hi),.4);
  backdrop-filter:blur(12px) saturate(1.9);-webkit-backdrop-filter:blur(12px) saturate(1.9);
  box-shadow:inset 0 1px 0 rgba(var(--hi),.55),inset 0 -10px 16px -10px rgba(var(--hi),.14),0 10px 20px -10px rgba(0,0,0,.6);
  transition:transform .25s var(--ease-out)}
.gbtn .arw{width:20px;height:20px;color:var(--pink);transition:transform .45s var(--ease-out)}
.tile:active .gbtn{transform:scale(.97)}

@media (max-width:820px){
  .hero-grid{grid-template-columns:1fr}
  .v-hero{padding-top:104px}
}
@media (prefers-reduced-motion:reduce){
  .v-media,.nav.intro,.tile{animation:none}
}

/* ---------- ČO VIEME RIEŠIŤ: one continuous light surface ---------- */
.split{position:relative;min-height:100svh;display:grid;grid-template-columns:3fr 2fr;align-items:center;
  background:radial-gradient(70% 90% at 28% 55%,#FFFFFF 0%,#FFFFFF 38%,#EEF8FD 70%,#DBF2FC 100%);color:var(--navy)}
.split-l{display:flex;flex-direction:column;justify-content:center;gap:clamp(18px,3vh,36px);
  padding:clamp(112px,15vh,140px) clamp(20px,3vw,48px) clamp(48px,8vh,80px) clamp(20px,4vw,64px)}
.split-title{font-family:var(--disp);font-weight:700;letter-spacing:-.02em;text-transform:uppercase;
  font-size:clamp(26px,3.2vw,46px);line-height:1.08;color:var(--navy)}
.split-shot{width:100%;height:auto;max-height:calc(100svh - 300px);object-fit:contain;object-position:left center;
  filter:drop-shadow(0 28px 36px rgba(7,45,89,.26))}
.split-r{display:flex;flex-direction:column;justify-content:center;
  padding:clamp(112px,15vh,140px) clamp(20px,4vw,72px) clamp(48px,8vh,80px) clamp(8px,2vw,32px)}
.split-h{font-family:var(--disp);font-weight:700;letter-spacing:-.025em;text-transform:uppercase;
  font-size:clamp(34px,4.4vw,70px);line-height:1.05;margin-bottom:clamp(18px,3vh,30px);text-wrap:balance;color:var(--navy)}
.split .pts{list-style:none;margin:0;padding:0;max-width:46ch;border-top:1px solid rgba(7,45,89,.2)}
.split .pts li{position:relative;padding:15px 0 15px 30px;border-bottom:1px solid rgba(7,45,89,.2);
  font-size:clamp(16px,1.25vw,19px);line-height:1.5;color:var(--navy)}
.split .pts li::before{content:"";position:absolute;left:2px;top:1.25em;width:9px;height:9px;border-radius:50%;
  background:var(--pink);box-shadow:0 0 0 4px #fff}
.split .more{align-self:flex-start;margin-top:clamp(20px,3vh,32px)}
.split .btn-primary{color:#fff}

@media (max-width:820px){
  .split{grid-template-columns:1fr;min-height:0}
  .split-l{padding-top:104px;padding-bottom:8px}
  .split-shot{max-height:none}
  .split-r{padding:8px 20px 56px}
  .split{align-items:start}
  .nav{padding:8px 10px 8px 16px;flex-wrap:nowrap;gap:6px}
  .nav-links{margin-left:auto;flex-wrap:nowrap}
  .nav-links a{padding:8px 10px;font-size:14px}
  .grid-2,.grid-3{grid-template-columns:1fr 1fr}
}
@media (max-width:540px){.grid-2,.grid-3{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){.field::after{animation:none}*{transition:none!important}}

/* ---------- footer ---------- */
.site-foot{flex-shrink:0;border-top:1px solid var(--hair);background:var(--slate);
  padding:clamp(40px,6vw,72px) var(--pad) 26px}
.site-foot .wrap{padding-inline:0;display:grid;grid-template-columns:auto 1fr 1.2fr 1fr;align-items:start;gap:clamp(24px,4vw,56px)}
.foot-logo img{display:block;height:clamp(110px,12vw,150px);width:auto}
.foot-mid{display:grid;gap:12px;align-content:start}
.foot-mid a{display:flex;align-items:center;gap:12px;width:fit-content;font:500 16px/1 var(--body);color:var(--text);transition:color .2s}
.foot-mid i{flex:none;width:40px;height:40px;display:grid;place-items:center;border-radius:50%;
  border:1px solid rgba(var(--hi),.28);background:rgba(var(--hi),.04);transition:background .2s,border-color .2s}
.foot-mid a:hover i{background:rgba(var(--hi),.12);border-color:var(--text)}
.foot-mid svg{width:18px;height:18px}
.foot-nav,.foot-projects,.foot-company{display:grid;gap:8px;align-content:start;font-size:15.5px}
.foot-nav a,.foot-projects a{color:var(--muted);transition:color .2s;width:fit-content}
.foot-nav a:hover,.foot-projects a:hover{color:var(--mint)}
.foot-projects b,.foot-company b{color:var(--mint);font-weight:500}
.foot-projects a{display:flex;justify-content:space-between;gap:20px;width:100%;max-width:360px;padding:6px 0;border-bottom:1px solid var(--hair)}
.foot-projects a span{font-size:13.5px;opacity:.7}
.foot-company{font-style:normal;gap:12px;color:var(--muted)}
.foot-bottom{grid-column:1/-1;border-top:1px solid var(--hair);padding-top:20px;margin-top:clamp(16px,3vw,36px);
  color:var(--muted);font-size:13.5px}
@media (max-width:900px){.site-foot .wrap{grid-template-columns:1fr 1fr}.foot-logo,.foot-mid,.foot-company{grid-column:1/-1}.site-foot:not(.site-foot--proj) .wrap{grid-template-columns:1fr 1fr}.foot-projects{grid-column:1/-1}}

/* ---------- browser surfaces + utilities ---------- */
::selection{background:rgba(var(--hi),.4);color:#fff}
html{scrollbar-color:var(--scroll) var(--slate)}
input,textarea{caret-color:var(--sage)}
a:focus-visible,button:focus-visible{outline:2px solid var(--sage);outline-offset:3px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}


@media (max-width:540px){.nav .brand-text{display:none}}

/* ---------- page-to-page navigation: old page eases out, new one eases in, nav stays put ---------- */
@media (prefers-reduced-motion:no-preference){
  @view-transition{navigation:auto}
  .nav{view-transition-name:nav}
  ::view-transition-group(root){animation-duration:.55s;animation-timing-function:var(--ease-out)}
  ::view-transition-old(root){animation:vt-out .28s var(--ease-out) both}
  ::view-transition-new(root){animation:vt-in .55s var(--ease-out) .08s both}
  ::view-transition-group(nav){animation-duration:0s}
}
@keyframes vt-out{to{opacity:0;transform:scale(.985)}}
@keyframes vt-in{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* ---------- phones: comfortable tap targets, no text inflation, no grey tap flash ---------- */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
a,button{-webkit-tap-highlight-color:transparent}
@media (max-width:820px){
  .nav{top:max(10px,env(safe-area-inset-top))}
  .nav-links a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px}
  .btn,.gbtn{min-height:48px}
}

/* ---------- footer: legal links ---------- */
.foot-legal{display:flex;flex-wrap:wrap;gap:6px 20px;margin-top:10px}
.foot-legal a{color:var(--muted);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(var(--hi),.3);transition:color .2s}
.foot-legal a:hover{color:var(--mint)}
@media (min-width:700px){.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px 24px}.foot-legal{margin-top:0}}