/* ═══════════════════════════════════════════════════════════════
   OnVision — sdílený design systém
   Tokeny, typografie, nav, mobilní menu, footer, hero, animace.
   Stránky si nechávají jen vlastní sekce v lokálním <style>.
   ═══════════════════════════════════════════════════════════════ */

/* ── Self-hostované variabilní fonty (latin + latin-ext) ── */
@font-face{font-family:'Inter';font-style:normal;font-weight:300 700;font-display:swap;src:url('fonts/inter-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Inter';font-style:normal;font-weight:300 700;font-display:swap;src:url('fonts/inter-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:300 700;font-display:swap;src:url('fonts/space-grotesk-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:300 700;font-display:swap;src:url('fonts/space-grotesk-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}

:root{--navy:#0D0D18;--navy-mid:#111120;--navy-card:#16161F;--purple:#4B4DEA;--purple-lg:#5B5EFF;--purple-dk:#3535CC;--ghost:#FFFFFF;--muted:rgba(255,255,255,.40);--border:rgba(255,255,255,.08);--border-md:rgba(255,255,255,.14);--pad-x:80px;--ease-out:cubic-bezier(.16,1,.3,1)}
@media(max-width:1024px){:root{--pad-x:40px}}
@media(max-width:640px){:root{--pad-x:24px}}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{overflow-x:hidden;scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:rgba(91,94,255,.28) var(--navy)}
html::-webkit-scrollbar{width:5px}
html::-webkit-scrollbar-track{background:var(--navy)}
html::-webkit-scrollbar-thumb{background:rgba(91,94,255,.28);border-radius:3px}
html::-webkit-scrollbar-thumb:hover{background:rgba(91,94,255,.55)}
/* Desktop bottom fade — invites scroll, softens section transitions */
@media(min-width:641px){html::after{content:'';position:fixed;bottom:0;left:0;right:0;height:90px;background:linear-gradient(to bottom,transparent,rgba(13,13,24,.65));pointer-events:none;z-index:401}}
body{background:var(--navy);color:var(--ghost);font-family:'Inter',sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;position:relative}
/* Gradient scrolluje se stránkou (absolute, ne fixed — fixní záře u okraje vypadala jako plovoucí okno) */
body::before{content:'';position:absolute;inset:0;z-index:-1;background:radial-gradient(ellipse 80% 60% at 92% 2%,rgba(75,77,234,.32) 0%,transparent 58%),radial-gradient(ellipse 65% 70% at 8% 90%,rgba(75,77,234,.40) 0%,transparent 58%);pointer-events:none}
a,button{cursor:pointer}
img,video,iframe{display:block}
::selection{background:var(--purple);color:#fff}
:focus-visible{outline:2px solid var(--purple-lg);outline-offset:3px;border-radius:2px}

/* ── Typografie ── */
.t-display{font-family:'Space Grotesk',sans-serif;font-weight:700;line-height:.90;letter-spacing:-.035em}
.t-heading{font-family:'Space Grotesk',sans-serif;font-weight:700;line-height:.95;letter-spacing:-.025em}
.t-label{font-family:'Inter',sans-serif;font-size:10px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.t-body{font-family:'Inter',sans-serif;font-size:15px;line-height:1.75;letter-spacing:.01em;color:var(--muted)}
.c-purple{color:var(--purple-lg)}
.s-line{display:block;width:20px;height:1px;background:var(--purple);flex-shrink:0}

/* ── Tlačítka — primary: glow + shimmer, ghost: bílý wipe zdola ── */
.btn{font-family:'Inter',sans-serif;font-size:13px;font-weight:600;letter-spacing:.05em;display:inline-flex;align-items:center;gap:10px;padding:15px 32px;border-radius:4px;text-decoration:none;position:relative;overflow:hidden;transition:transform .30s var(--ease-out),box-shadow .30s ease,border-color .22s,color .14s}
.btn:active{transition-duration:.08s!important}
.btn-primary{background:var(--purple);color:#fff;border:none}
.btn-primary::after{content:'';position:absolute;inset:0;background:linear-gradient(110deg,transparent 20%,rgba(255,255,255,.26) 50%,transparent 80%);transform:translateX(-130%) skewX(-12deg);transition:transform .62s ease;pointer-events:none}
.btn-primary:hover{box-shadow:0 12px 36px rgba(75,77,234,.55),0 3px 10px rgba(75,77,234,.30),0 0 0 1px rgba(91,94,255,.35)}
.btn-primary:hover::after{transform:translateX(130%) skewX(-12deg)}
.btn-primary:active{transform:scale(.96);box-shadow:0 4px 16px rgba(75,77,234,.30)}
.btn-ghost{background-image:linear-gradient(to top,#fff 0%,#fff 100%);background-size:100% 0%;background-position:bottom;background-repeat:no-repeat;background-color:transparent;color:var(--ghost);border:1px solid var(--border-md);transition:transform .30s var(--ease-out),box-shadow .30s ease,border-color .22s,color .10s .06s,background-size .40s var(--ease-out)}
.btn-ghost:hover{background-size:100% 100%;border-color:rgba(255,255,255,.55);color:var(--navy);box-shadow:0 10px 30px rgba(0,0,0,.24)}
.btn-ghost:active{transform:scale(.96);background-size:100% 100%;color:var(--navy)}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.72)}}
.pulse-dot{width:7px;height:7px;border-radius:50%;background:var(--purple-lg);animation:pulse 2.2s ease-in-out infinite;flex-shrink:0}

.hero-txt-cta{font-family:'Inter',sans-serif;font-size:13px;font-weight:600;letter-spacing:.05em;color:rgba(255,255,255,.55);text-decoration:none;display:inline-flex;align-items:center;gap:8px;padding:15px 8px;transition:color .2s}
.hero-txt-cta:hover{color:rgba(255,255,255,.9)}
.hero-txt-cta svg{transition:transform .22s ease;opacity:.7}
.hero-txt-cta:hover svg{transform:translate(2px,-2px);opacity:1}

/* ── Šipky v odkazech ── */
.arr-ne,.arr-e{display:inline-block;vertical-align:middle;flex-shrink:0;transition:transform .22s ease}
a:hover .arr-ne,button:hover .arr-ne,.btn:hover .arr-ne{transform:translate(2px,-2px)}
a:hover .arr-e,button:hover .arr-e,.btn:hover .arr-e{transform:translateX(4px)}

/* ── Navigace ── */
#main-nav{position:fixed;top:0;left:0;right:0;z-index:500;height:72px;padding:0 var(--pad-x);display:flex;align-items:center;justify-content:space-between;background:rgba(13,13,24,.45);backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);border-bottom:1px solid rgba(255,255,255,.04);transition:background .5s,border-color .5s,transform .7s cubic-bezier(.4,0,.2,1)}
#main-nav.scrolled{background:rgba(13,13,24,.72);backdrop-filter:blur(28px) saturate(160%);-webkit-backdrop-filter:blur(28px) saturate(160%);border-bottom:1px solid var(--border)}
.nav-logo{display:flex;align-items:center;text-decoration:none;flex-shrink:0}
.nav-logo-text{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:20px;letter-spacing:-.035em;color:var(--ghost)}
.nav-logo-text .accent{color:var(--purple-lg)}
.nav-logo img{height:32px;width:auto}
#nav-desktop{display:none}
.nav-right{display:flex;align-items:center;gap:16px}
#nav-cta-d{display:none}
.nav-links{display:flex;align-items:center;gap:36px;list-style:none}
.nav-links a{font-family:'Inter',sans-serif;font-size:13px;font-weight:500;letter-spacing:.01em;color:rgba(221,234,248,.42);text-decoration:none;transition:color .2s}
.nav-links a:hover{color:var(--ghost)}
.nav-links a.active{color:var(--purple-lg)}
.nav-cta{font-family:'Inter',sans-serif;font-size:13px;font-weight:600;letter-spacing:.02em;color:rgba(255,255,255,.75);background:none;border:1px solid rgba(255,255,255,.15);padding:9px 20px;border-radius:4px;text-decoration:none;display:inline-flex;align-items:center;gap:8px;transition:color .2s,border-color .2s}
.nav-cta:hover{color:#fff;border-color:rgba(255,255,255,.4)}
#burger{background:none;border:none;padding:4px;display:flex;flex-direction:column;gap:5px;width:32px;justify-content:center;z-index:502;position:relative}
#burger span{display:block;width:22px;height:1px;background:var(--ghost);transition:transform .3s,opacity .3s,width .3s}
#burger span:last-child{width:14px;align-self:flex-end}
#burger.open span:nth-child(1){transform:rotate(45deg) translate(4px,4px)}
#burger.open span:nth-child(2){opacity:0}
#burger.open span:nth-child(3){transform:rotate(-45deg) translate(6px,-6px);width:22px}
@media(min-width:900px){
  #nav-desktop{display:block;position:absolute;left:50%;transform:translateX(-50%)}
  #nav-cta-d{display:inline-flex}
  #burger{display:none}
  .nav-logo{flex:1}
  .nav-right{flex:1;justify-content:flex-end}
}

/* ── Mobilní menu ── */
#mobile-menu{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--navy);z-index:600;display:none;flex-direction:column;padding:0 var(--pad-x) 28px;transform:translate3d(100%,0,0);will-change:transform;transition:transform .4s cubic-bezier(.22,1,.36,1);overflow-y:auto;-webkit-overflow-scrolling:touch}
#mobile-menu.is-ready{display:flex}
#mobile-menu.open{transform:translate3d(0,0,0)}
.mob-top{display:flex;align-items:center;justify-content:space-between;height:72px;flex-shrink:0;border-bottom:1px solid rgba(255,255,255,.06)}
.mob-close{background:none;border:none;padding:4px;color:var(--ghost);display:flex;align-items:center}
.mob-nav{flex:1;padding:8px 0;display:flex;flex-direction:column;justify-content:center}
.mob-link{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:clamp(26px,7vw,36px);letter-spacing:-.03em;color:rgba(255,255,255,.45);text-decoration:none;display:block;padding:14px 0;line-height:1.1;border-bottom:1px solid rgba(255,255,255,.06);transition:color .18s;opacity:0;transform:translateY(18px)}
#mobile-menu.open .mob-link{opacity:1;transform:none;transition:color .18s,opacity .5s var(--ease-out),transform .5s var(--ease-out)}
#mobile-menu.open .mob-link:nth-child(1){transition-delay:.10s}
#mobile-menu.open .mob-link:nth-child(2){transition-delay:.16s}
#mobile-menu.open .mob-link:nth-child(3){transition-delay:.22s}
#mobile-menu.open .mob-link:nth-child(4){transition-delay:.28s}
#mobile-menu.open .mob-link:nth-child(5){transition-delay:.34s}
.mob-link:hover,.mob-link.mob-active{color:var(--purple-lg)}
.mob-bottom{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:28px;border-top:1px solid rgba(255,255,255,.06);flex-shrink:0}
.mob-contact-lbl{font-family:'Inter',sans-serif;font-size:9px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.25);margin-bottom:6px}
.mob-contact-val{display:block;font-family:'Inter',sans-serif;font-size:14px;color:rgba(255,255,255,.6);text-decoration:none;transition:color .2s}
.mob-contact-val:hover{color:var(--ghost)}
.mob-ig{display:inline-flex;align-items:center;gap:7px;font-family:'Inter',sans-serif;font-size:12px;font-weight:500;letter-spacing:.04em;color:rgba(255,255,255,.35);text-decoration:none;padding:8px 14px;border:1px solid var(--border);border-radius:40px;transition:color .2s,border-color .2s;white-space:nowrap}
.mob-ig:hover{color:var(--purple-lg);border-color:var(--purple)}

/* ── Page hero (podstránky) ── */
.page-hero{padding:130px var(--pad-x) 72px;border-bottom:1px solid var(--border);position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;width:500px;height:500px;border-radius:50%;background:var(--purple);opacity:.04;filter:blur(80px);top:-100px;right:0;pointer-events:none}
.hero-line{display:block;overflow:hidden;padding-top:.08em;padding-bottom:.06em;margin-bottom:.01em}
.hero-line-inner{display:block}
.breadcrumb{display:flex;align-items:center;gap:8px;margin-bottom:28px}
.breadcrumb a,.breadcrumb span{font-family:'Inter',sans-serif;font-size:11px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.25);text-decoration:none;transition:color .2s}
.breadcrumb a:hover{color:rgba(255,255,255,.55)}
#page-sub{max-width:600px;margin-top:24px}
#page-label{margin-bottom:16px!important}
@keyframes heroFadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@keyframes heroLineIn{from{transform:translateY(110%)}to{transform:translateY(0)}}
.js .breadcrumb{opacity:0;animation:heroFadeUp .22s ease forwards 0s}
.js #page-label{opacity:0;animation:heroFadeUp .22s ease forwards .04s}
.js .hero-line-inner{transform:translateY(110%);animation:heroLineIn .38s cubic-bezier(.22,1,.36,1) forwards .04s}
.js #page-sub{opacity:0;transform:translateY(12px);animation:heroFadeUp .28s ease forwards .14s}

/* ── Scroll reveals (IntersectionObserver přidává .g-in) ── */
.js .g-hidden{opacity:0;transform:translateY(40px)}
.js .g-hidden.g-in{opacity:1;transform:none;transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}

/* ── CTA sekce ── */
.cta-sec{padding:120px var(--pad-x);text-align:center;position:relative;overflow:hidden;border-top:1px solid var(--border)}
.cta-sec::before{content:'';position:absolute;width:600px;height:600px;border-radius:50%;background:var(--purple);opacity:.05;filter:blur(80px);top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none}
.cta-content{position:relative;z-index:1}

/* ── Footer — vlastní tmavší plocha, ať nesplývá s obsahem ── */
#footer{background:var(--navy);border-top:1px solid var(--border-md)}
#footer-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;padding:60px var(--pad-x) 48px;border-bottom:1px solid var(--border)}
.ft-col{padding-right:40px}
.ft-col+.ft-col{padding-left:36px;padding-right:0;border-left:1px solid var(--border)}
.ft-logo-row{margin-bottom:18px}
.ft-logo-img{height:28px;width:auto;display:block}
.ft-tagline{font-family:'Inter',sans-serif;font-size:12px;line-height:1.75;color:rgba(221,234,248,.28);margin-bottom:26px;max-width:220px}
.ft-socials{display:flex;gap:8px}
.ft-soc{width:34px;height:34px;display:flex;align-items:center;justify-content:center;border-radius:50%;border:1px solid rgba(255,255,255,.09);color:rgba(221,234,248,.32);text-decoration:none;transition:border-color .18s,color .18s,background .18s}
.ft-soc:hover{border-color:rgba(75,77,234,.5);background:rgba(75,77,234,.12);color:var(--purple-lg)}
.ft-head{font-family:'Inter',sans-serif;font-size:9px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:rgba(221,234,248,.20);margin-bottom:14px}
.ft-val{font-family:'Inter',sans-serif;font-size:12.5px;line-height:1.85;color:rgba(221,234,248,.42);text-decoration:none;display:block}
a.ft-val:hover{color:rgba(221,234,248,.78);transition:color .18s}
.ft-nav{display:flex;flex-direction:column}
#footer-legal{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;padding:16px var(--pad-x)}
.ft-legal{font-family:'Inter',sans-serif;font-size:10px;font-weight:400;letter-spacing:.03em;color:rgba(221,234,248,.16)}
.ft-legal-links{display:flex;gap:18px}
.f-link{font-family:'Inter',sans-serif;font-size:10px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:rgba(221,234,248,.18);text-decoration:none;transition:color .18s}
.f-link:hover{color:rgba(221,234,248,.5)}
@media(max-width:960px){#footer-main{grid-template-columns:1fr 1fr;gap:36px}.ft-col+.ft-col{border-left:none;padding-left:0}.ft-col{padding-right:0}}
@media(max-width:560px){#footer-main{grid-template-columns:1fr}#footer-legal{flex-direction:column;align-items:flex-start}}

@keyframes pageVeilOut{from{opacity:1}to{opacity:0;pointer-events:none}}

/* Page veil: zakryje postupné vykreslování prohlížeče na všech zařízeních */
body::after{
  content:'';
  position:fixed;inset:0;
  background:#0D0D18;
  z-index:9999;
  pointer-events:none;
  animation:pageVeilOut .4s ease .48s both;
}

/* ── Mobil: animace zůstávají, ale kratší a lehčí (nesmí zdržovat čtení) ── */
@media(max-width:640px){
  /* Hero text: žádná clip animace — text se zobrazí okamžitě */
  .js .hero-line-inner{transform:none;animation:none}
  .js .breadcrumb,.js #page-label,.js #page-sub{opacity:1;transform:none;animation:none}
  /* Scroll reveals: obsah se nezakrývá opacity:0 — není IO prodleva */
  .js .g-hidden{opacity:1;transform:none}
  .js .g-hidden.g-in{transition:none}
  /* Veil: na mobilu není hero animace, takže delay může být skoro nulový */
  body::after{animation-delay:.05s;animation-duration:.3s}
  .page-hero{padding:100px var(--pad-x) 56px}
  .cta-sec{padding:64px var(--pad-x)}
  .t-body{font-size:14px;line-height:1.65}
  /* Na mobilu: nav překrývá vrch hero, scrolluje pryč se stránkou — bez bloku, bez fixed */
  #main-nav,#main-nav.scrolled{
    position:absolute!important;
    top:0!important;left:0!important;right:0!important;
    background:transparent!important;
    backdrop-filter:none!important;
    -webkit-backdrop-filter:none!important;
    border-bottom:none!important;
    transition:none!important;
    transform:none!important;
    -webkit-transform:none!important;
    z-index:500!important;
  }
}

/* ── Mobile floating glass nav (fnav) ── */
/* Hidden by default — JS adds .fnav-in on scroll */
.fnav,.fnav-fade{display:none}

@media(max-width:640px){
  #footer{padding-bottom:90px}

  /* Nav-up: nav je static, transform nemá efekt */
  #main-nav.nav-up{transform:none!important}

  /* Floating pill — scrollable track inside */
  .fnav{
    display:block;
    position:fixed;
    bottom:20px;
    left:12px;
    right:12px;
    margin:0 auto;
    width:min(360px,calc(100% - 24px));
    transform:translateY(calc(100% + 40px));
    z-index:1002;
    background:rgba(14,14,26,.78);
    backdrop-filter:blur(20px) saturate(160%);
    -webkit-backdrop-filter:blur(20px) saturate(160%);
    border:1px solid rgba(255,255,255,.13);
    border-radius:999px;
    box-shadow:0 1px 0 rgba(255,255,255,.08) inset;
    overflow:hidden;
    opacity:0;
    transition:transform .7s cubic-bezier(.4,0,.2,1),opacity .6s cubic-bezier(.4,0,.2,1)
  }
  .fnav.fnav-in{
    transform:translateY(0);
    opacity:1
  }

  /* Inner scrollable track */
  .fnav-track{
    display:flex;
    flex-direction:row;
    justify-content:center;
    overflow-x:auto;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
    padding:7px 10px;
    gap:2px;
    scroll-snap-type:x proximity
  }
  .fnav-track::-webkit-scrollbar{display:none}

  /* Left/right fade edges to hint scrollability */
  .fnav::before,.fnav::after{
    content:'';
    position:absolute;
    top:0;bottom:0;
    width:28px;
    pointer-events:none;
    z-index:1
  }
  .fnav::before{left:0;background:linear-gradient(to right,rgba(14,14,26,.72),transparent)}
  .fnav::after{right:0;background:linear-gradient(to left,rgba(14,14,26,.72),transparent)}

  /* Individual item */
  .fnav-item{
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:3px;
    padding:6px 14px;
    border-radius:999px;
    text-decoration:none;
    color:rgba(221,234,248,.28);
    transition:color .2s,background .2s;
    flex-shrink:0;
    scroll-snap-align:start;
    -webkit-tap-highlight-color:transparent
  }
  .fnav-item svg{width:19px;height:19px;flex-shrink:0}
  .fnav-item span{
    font-family:'Inter',sans-serif;
    font-size:6px;
    font-weight:600;
    letter-spacing:.10em;
    text-transform:uppercase;
    white-space:nowrap
  }
  .fnav-item.active{
    color:var(--purple-lg);
    background:rgba(91,94,255,.13)
  }
  .fnav-item.active svg{filter:drop-shadow(0 0 5px rgba(91,94,255,.5))}
  .fnav-item:not(.active):active{color:rgba(221,234,248,.55);background:rgba(255,255,255,.05)}

  /* More transition-delay entries for hamburger links (up to 9 items) */
  #mobile-menu.open .mob-link:nth-child(6){transition-delay:.40s}
  #mobile-menu.open .mob-link:nth-child(7){transition-delay:.46s}
  #mobile-menu.open .mob-link:nth-child(8){transition-delay:.52s}
  #mobile-menu.open .mob-link:nth-child(9){transition-delay:.58s}
}

/* ── Reduced motion: vše statické ── */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
  .js .g-hidden{opacity:1;transform:none}
  .js .breadcrumb,.js #page-label,.js #page-sub{opacity:1;transform:none;animation:none}
  .js .hero-line-inner{transform:none;animation:none}
}