/* =========================================================
   Jedno — premium dark glassmorphism (Material Design 3)
   ========================================================= */

:root{
  /* barvy */
  --bg:#07070b;
  --bg-2:#0b0b12;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.07);
  --stroke:rgba(255,255,255,.09);
  --stroke-2:rgba(255,255,255,.16);
  --text:#f4f4f7;
  --text-2:rgba(244,244,247,.66);
  --text-3:rgba(244,244,247,.44);
  --primary:#b9a4ff;
  --primary-2:#6f5bff;
  --accent:#5ee6c4;

  /* tvar */
  --r-sm:14px;
  --r-md:20px;
  --r-lg:28px;
  --r-xl:36px;
  --r-full:999px;

  /* rytmus */
  --pad:clamp(16px,4vw,28px);
  --sec:clamp(64px,10vw,132px);
  --maxw:1200px;

  /* stíny */
  --sh-1:0 2px 8px rgba(0,0,0,.4);
  --sh-2:0 18px 44px rgba(0,0,0,.5);
  --sh-3:0 30px 80px rgba(0,0,0,.62);
  --ring:0 0 0 1px rgba(255,255,255,.06) inset;

  /* pohyb (MD3 emphasized) */
  --ease:cubic-bezier(.2,.8,.2,1);
  --ease-out:cubic-bezier(.05,.7,.1,1);
}

*,*::before,*::after{box-sizing:border-box}

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:88px;
}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:clamp(15px,.35vw + 14.4px,17px);
  line-height:1.6;
  letter-spacing:-.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
  padding-bottom:calc(84px + env(safe-area-inset-bottom));
}

/* ambientní světlo na pozadí */
body::before{
  content:"";
  position:fixed;
  inset:-20% -10% auto -10%;
  height:70vh;
  background:
    radial-gradient(48% 55% at 22% 10%,rgba(111,91,255,.30),transparent 70%),
    radial-gradient(42% 50% at 82% 4%,rgba(94,230,196,.16),transparent 72%);
  filter:blur(30px);
  pointer-events:none;
  z-index:-1;
}

img,svg{display:block;max-width:100%}
img{height:auto}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0}

h1,h2,h3{
  margin:0;
  font-weight:640;
  line-height:1.08;
  letter-spacing:-.035em;
  text-wrap:balance;
}
h1{font-size:clamp(2rem,8.4vw,4.5rem)}
h2{font-size:clamp(1.65rem,5.4vw,3rem)}
h3{font-size:clamp(1.05rem,2.4vw,1.28rem);letter-spacing:-.02em;line-height:1.25}

:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:3px;
  border-radius:6px;
}

.skip-link{
  position:absolute;
  left:-9999px;
  top:8px;
  z-index:100;
  padding:10px 16px;
  border-radius:var(--r-full);
  background:var(--bg-2);
}
.skip-link:focus{left:12px}

/* ---------- layout ---------- */
.wrap{
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding-inline:var(--pad);
}
.wrap--narrow{max-width:820px}

.section{padding-block:var(--sec);position:relative}
.section--alt{background:
  linear-gradient(180deg,transparent,rgba(255,255,255,.028) 12%,rgba(255,255,255,.028) 88%,transparent);
}

.section__head{max-width:720px;margin-bottom:clamp(32px,6vw,60px)}
.section__lead{margin-top:14px;color:var(--text-2);font-size:1.02em}

.eyebrow{
  margin-bottom:14px;
  font-size:.76rem;
  font-weight:600;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--primary);
}

.note{
  margin-top:26px;
  font-size:.8rem;
  color:var(--text-3);
  max-width:60ch;
}

/* ---------- glass mixin utilities ---------- */
.glass,.card,.app,.review,.qa,.price,.phone__frame,.topbar__inner,.sticky-cta{
  background:var(--surface);
  border:1px solid var(--stroke);
  -webkit-backdrop-filter:blur(22px) saturate(160%);
  backdrop-filter:blur(22px) saturate(160%);
}

/* ---------- tlačítka (MD3 filled / outlined) ---------- */
.btn{
  --btn-bg:linear-gradient(135deg,#ffffff,#dcd7ff);
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:48px;
  padding:0 26px;
  border:0;
  border-radius:var(--r-full);
  background:var(--btn-bg);
  color:#0a0a12;
  font:inherit;
  font-weight:640;
  letter-spacing:-.01em;
  cursor:pointer;
  box-shadow:0 10px 26px rgba(111,91,255,.24),0 2px 6px rgba(0,0,0,.4);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .35s var(--ease),opacity .2s;
  will-change:transform;
}
.btn:hover{transform:translateY(-2px) scale(1.015);box-shadow:0 16px 40px rgba(111,91,255,.36),0 3px 8px rgba(0,0,0,.45)}
.btn:active{transform:translateY(0) scale(.985)}

.btn--lg{min-height:58px;padding:0 34px;font-size:1.03rem}
.btn--sm{min-height:40px;padding:0 18px;font-size:.9rem}
.btn--full{width:100%}
.btn--ghost{
  background:var(--surface-2);
  color:var(--text);
  border:1px solid var(--stroke-2);
  box-shadow:none;
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
}
.btn--ghost:hover{box-shadow:0 12px 30px rgba(0,0,0,.4);background:rgba(255,255,255,.11)}

/* ---------- topbar ---------- */
.topbar{
  position:fixed;
  inset:0 0 auto 0;
  z-index:50;
  padding:10px var(--pad) 0;
  transition:padding .4s var(--ease);
}
.topbar__inner{
  display:flex;
  align-items:center;
  gap:18px;
  max-width:var(--maxw);
  margin-inline:auto;
  padding:8px 10px 8px 14px;
  border-radius:var(--r-full);
  box-shadow:var(--sh-1);
  transition:background .4s var(--ease),box-shadow .4s var(--ease);
}
.topbar.is-stuck .topbar__inner{
  background:rgba(10,10,16,.72);
  box-shadow:var(--sh-2);
}

.brand{display:inline-flex;align-items:center;gap:10px;font-weight:660;letter-spacing:-.02em}
.brand__mark{
  display:grid;
  place-items:center;
  width:34px;height:34px;
  border-radius:12px;
  color:#0a0a12;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  box-shadow:0 6px 18px rgba(111,91,255,.4);
}
.brand__name{font-size:1.02rem}

.topnav{display:none;gap:4px;margin-left:auto}
.topnav a{
  padding:9px 14px;
  border-radius:var(--r-full);
  color:var(--text-2);
  font-size:.92rem;
  transition:color .25s,background .25s;
}
.topnav a:hover{color:var(--text);background:var(--surface-2)}
.topbar .btn--sm{margin-left:auto}

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding-block:clamp(112px,26vw,180px) clamp(48px,9vw,92px);
  overflow:hidden;
}
.hero__glow{
  position:absolute;
  left:50%;top:-14%;
  width:min(1100px,140vw);
  aspect-ratio:1;
  transform:translateX(-50%);
  background:radial-gradient(circle,rgba(111,91,255,.24),transparent 62%);
  filter:blur(20px);
  pointer-events:none;
}
.hero__inner{position:relative;text-align:center;display:flex;flex-direction:column;align-items:center}

.pill{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:8px 16px;
  margin-bottom:24px;
  border-radius:var(--r-full);
  background:var(--surface-2);
  border:1px solid var(--stroke);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  font-size:.8rem;
  color:var(--text-2);
}
.pill__dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px rgba(94,230,196,.16);
}

.hero__title{
  max-width:19ch;
  background:linear-gradient(180deg,#fff 30%,rgba(255,255,255,.62));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero__sub{
  margin-top:20px;
  max-width:46ch;
  color:var(--text-2);
  font-size:clamp(1rem,2.6vw,1.22rem);
}

.hero__price{
  display:flex;
  align-items:baseline;
  gap:10px;
  margin-top:30px;
  padding:14px 24px;
  border-radius:var(--r-full);
  background:linear-gradient(135deg,rgba(185,164,255,.18),rgba(94,230,196,.12));
  border:1px solid var(--stroke-2);
  -webkit-backdrop-filter:blur(20px);
  backdrop-filter:blur(20px);
  box-shadow:var(--sh-2);
}
.hero__price-value{font-size:clamp(1.25rem,4.6vw,1.7rem);font-weight:680;letter-spacing:-.03em}
.hero__price-unit{color:var(--text-2);font-size:.95rem}

.hero__cta{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:32px;width:100%}
.hero__cta .btn{flex:1 1 220px;max-width:320px}

.hero__facts{
  display:flex;flex-wrap:wrap;justify-content:center;gap:8px 20px;
  margin-top:26px;color:var(--text-3);font-size:.86rem;
}
.hero__facts li{display:flex;align-items:center;gap:8px}
.hero__facts li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--primary)}

/* mock telefonu */
.phone{margin-top:clamp(46px,9vw,76px);width:100%;display:flex;justify-content:center}
.phone__frame{
  width:min(320px,86vw);
  padding:12px;
  border-radius:44px;
  box-shadow:var(--sh-3);
}
.phone__screen{
  border-radius:34px;
  padding:18px 16px 22px;
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--stroke);
  text-align:left;
}
.phone__top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:16px;font-size:.8rem;color:var(--text-3)}
.phone__sum{color:var(--text);font-weight:640}
.phone__row{
  display:flex;align-items:center;gap:10px;
  padding:10px;margin-bottom:8px;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.05);
  font-size:.84rem;
}
.phone__name{flex:1;color:var(--text-2)}
.phone__val{font-weight:620}
.chip{
  --tone:255,255,255;
  display:grid;place-items:center;
  width:28px;height:28px;
  padding:5px;
  border-radius:9px;
  background:linear-gradient(150deg,rgba(var(--tone),.34),rgba(var(--tone),.12));
  border:1px solid rgba(var(--tone),.3);
}
.chip img{width:100%;height:100%;object-fit:contain}
.phone__bar{height:6px;border-radius:var(--r-full);background:rgba(255,255,255,.08);margin-top:14px;overflow:hidden}
.phone__bar i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--primary-2),var(--accent))}
.phone__hint{margin-top:10px;font-size:.74rem;color:var(--text-3)}

/* ---------- mřížky ---------- */
.grid{display:grid;gap:clamp(12px,2.4vw,20px)}
.grid--features{grid-template-columns:1fr}
.grid--apps{grid-template-columns:repeat(2,1fr)}
.grid--reviews{grid-template-columns:1fr}

/* ---------- karty funkcí ---------- */
.card{
  position:relative;
  padding:clamp(22px,4vw,30px);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1),var(--ring);
  overflow:hidden;
  transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .4s;
  will-change:transform;
}
.card::after{
  content:"";
  position:absolute;inset:0;
  background:radial-gradient(70% 60% at 50% -10%,rgba(185,164,255,.18),transparent 70%);
  opacity:0;transition:opacity .5s var(--ease);
  pointer-events:none;
}
.card:hover{transform:translateY(-6px) scale(1.014);box-shadow:var(--sh-2);border-color:var(--stroke-2)}
.card:hover::after{opacity:1}
.card__icon{
  display:grid;place-items:center;
  width:52px;height:52px;
  margin-bottom:20px;
  border-radius:16px;
  color:var(--primary);
  background:linear-gradient(135deg,rgba(185,164,255,.2),rgba(94,230,196,.1));
  border:1px solid var(--stroke);
}
.card__icon svg{width:26px;height:26px}
.card p{margin-top:10px;color:var(--text-2);font-size:.95rem}

/* ---------- karty platforem (App Store style) ---------- */
.app{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:6px;
  padding:clamp(18px,3.6vw,24px) 14px;
  border-radius:var(--r-lg);
  text-align:center;
  box-shadow:var(--sh-1),var(--ring);
  transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .4s;
  will-change:transform;
}
.app:hover{transform:translateY(-8px) scale(1.03);box-shadow:var(--sh-2);border-color:var(--stroke-2)}
.app__tile{
  position:relative;
  display:grid;place-items:center;
  width:clamp(56px,13vw,66px);
  aspect-ratio:1;
  margin-bottom:12px;
  padding:12px;
  border-radius:20px;
  font-size:clamp(1.3rem,4vw,1.6rem);
  font-weight:760;
  color:#fff;
  background:
    linear-gradient(155deg,rgba(var(--tone),.34),rgba(var(--tone),.12) 58%,rgba(255,255,255,.04));
  border:1px solid rgba(var(--tone),.34);
  box-shadow:
    0 12px 26px rgba(0,0,0,.5),
    0 0 24px -8px rgba(var(--tone),.6),
    inset 0 1px 0 rgba(255,255,255,.22);
  transition:transform .5s var(--ease),box-shadow .5s var(--ease);
}
.app{--tone:255,255,255}
.app:hover .app__tile{
  transform:scale(1.06) rotate(-2deg);
  box-shadow:0 16px 32px rgba(0,0,0,.55),0 0 34px -6px rgba(var(--tone),.8),inset 0 1px 0 rgba(255,255,255,.28);
}
.app__logo{
  width:100%;height:100%;
  object-fit:contain;
  filter:drop-shadow(0 2px 6px rgba(0,0,0,.45));
}
.app__logo--wide{width:100%;height:auto;max-height:100%}
.app__tile:has(.app__logo--wide){padding:8px}
.app__name{font-weight:620;font-size:.95rem;letter-spacing:-.02em}
.app__meta{font-size:.76rem;color:var(--text-3)}

[data-tone="netflix"]{--tone:229,9,20}
[data-tone="hbo"]    {--tone:153,30,235}
[data-tone="disney"] {--tone:17,60,207}
[data-tone="prime"]  {--tone:19,153,255}
[data-tone="apple"]  {--tone:225,225,235}
[data-tone="sky"]    {--tone:255,110,60}
[data-tone="spotify"]{--tone:29,215,96}
[data-tone="youtube"]{--tone:255,0,0}
[data-tone="deezer"] {--tone:162,56,255}
[data-tone="crunchy"]{--tone:244,117,33}
[data-tone="canal"]  {--tone:200,200,214}
.app--more{--tone:255,255,255}

/* ---------- jak to funguje ---------- */
.steps{display:flex;flex-direction:column;align-items:stretch;gap:8px}
.step{
  display:flex;
  align-items:flex-start;
  gap:18px;
  padding:clamp(20px,3.6vw,26px);
  border-radius:var(--r-lg);
  background:var(--surface);
  border:1px solid var(--stroke);
  -webkit-backdrop-filter:blur(20px);
  backdrop-filter:blur(20px);
  box-shadow:var(--sh-1),var(--ring);
  transition:transform .5s var(--ease),border-color .4s;
}
.step:hover{transform:translateY(-4px);border-color:var(--stroke-2)}
.step__num{
  flex:0 0 auto;
  display:grid;place-items:center;
  width:44px;height:44px;
  border-radius:var(--r-full);
  font-weight:700;
  color:#0a0a12;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  box-shadow:0 8px 20px rgba(111,91,255,.34);
}
.step p{margin-top:8px;color:var(--text-2);font-size:.95rem}
.step__arrow{
  align-self:center;
  color:var(--text-3);
  font-size:1.3rem;
  line-height:1;
}

/* ---------- tarif ---------- */
.price{
  position:relative;
  max-width:560px;
  margin-inline:auto;
  padding:clamp(30px,6vw,52px) clamp(22px,5vw,44px);
  border-radius:var(--r-xl);
  text-align:center;
  box-shadow:var(--sh-3),var(--ring);
  overflow:hidden;
}
.price__glow{
  position:absolute;inset:-40% -20% auto -20%;height:70%;
  background:radial-gradient(60% 70% at 50% 0,rgba(111,91,255,.4),transparent 70%);
  filter:blur(18px);pointer-events:none;
}
.price__badge{
  position:relative;
  display:inline-block;
  padding:7px 15px;
  margin-bottom:22px;
  border-radius:var(--r-full);
  background:var(--surface-2);
  border:1px solid var(--stroke-2);
  font-size:.76rem;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--text-2);
}
.price__value{
  position:relative;
  display:flex;align-items:baseline;justify-content:center;gap:6px;
  font-size:clamp(4rem,20vw,6.5rem);
  font-weight:700;
  line-height:.95;
  letter-spacing:-.05em;
  background:linear-gradient(180deg,#fff,rgba(255,255,255,.55));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.price__unit{position:relative;margin-top:8px;color:var(--text-2);font-size:1.05rem}
.price__claim{position:relative;margin-top:16px;font-weight:600}
.price__list{
  position:relative;
  display:grid;gap:12px;
  margin:28px 0;
  text-align:left;
}
.price__list li{
  display:flex;align-items:flex-start;gap:12px;
  color:var(--text-2);font-size:.95rem;
}
.price__list li::before{
  content:"";
  flex:0 0 auto;
  width:20px;height:20px;margin-top:1px;
  border-radius:50%;
  background:
    linear-gradient(135deg,rgba(94,230,196,.9),rgba(111,91,255,.9));
  -webkit-mask:url("icons/check.svg") center/12px no-repeat;
  mask:url("icons/check.svg") center/12px no-repeat;
}
.price__fine{position:relative;margin-top:16px;font-size:.78rem;color:var(--text-3)}

/* ---------- recenze ---------- */
.review{
  display:flex;flex-direction:column;gap:14px;
  padding:clamp(22px,4vw,28px);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1),var(--ring);
  transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .4s;
}
.review:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:var(--stroke-2)}
.stars{color:#ffd66b;letter-spacing:.14em;font-size:.95rem}
.review blockquote{margin:0;color:var(--text);font-size:1rem;line-height:1.55}
.review figcaption{display:flex;align-items:center;gap:12px;margin-top:auto}
.review img{
  width:44px;height:44px;border-radius:50%;
  object-fit:cover;
  border:1px solid var(--stroke-2);
  background:var(--surface-2);
}
.review figcaption span{display:flex;flex-direction:column;line-height:1.3}
.review strong{font-weight:620;font-size:.94rem}
.review small{color:var(--text-3);font-size:.78rem}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:10px}
.qa{
  border-radius:var(--r-md);
  box-shadow:var(--sh-1),var(--ring);
  overflow:hidden;
  transition:border-color .4s,background .4s;
}
.qa[open]{border-color:var(--stroke-2);background:var(--surface-2)}
.qa summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px clamp(16px,3vw,24px);
  cursor:pointer;
  font-weight:600;
  font-size:1rem;
  letter-spacing:-.015em;
  list-style:none;
  min-height:56px;
}
.qa summary::-webkit-details-marker{display:none}
.qa__ico{
  position:relative;flex:0 0 auto;
  width:22px;height:22px;border-radius:50%;
  background:var(--surface-2);
  border:1px solid var(--stroke-2);
}
.qa__ico::before,.qa__ico::after{
  content:"";position:absolute;left:50%;top:50%;
  width:9px;height:1.6px;border-radius:2px;background:var(--text);
  transform:translate(-50%,-50%);
  transition:transform .35s var(--ease),opacity .35s var(--ease);
}
.qa__ico::after{transform:translate(-50%,-50%) rotate(90deg)}
.qa[open] .qa__ico::after{transform:translate(-50%,-50%) rotate(0);opacity:0}
.qa__body{
  padding:0 clamp(16px,3vw,24px) 20px;
  color:var(--text-2);
  font-size:.95rem;
}
.qa[open] .qa__body{animation:qaIn .4s var(--ease-out) both}
@keyframes qaIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* ---------- finální CTA ---------- */
.final{padding-block:var(--sec);position:relative;overflow:hidden}
.final::before{
  content:"";position:absolute;inset:auto -20% -50% -20%;height:100%;
  background:radial-gradient(50% 60% at 50% 100%,rgba(111,91,255,.3),transparent 70%);
  filter:blur(20px);pointer-events:none;
}
.final__inner{position:relative;text-align:center;display:flex;flex-direction:column;align-items:center;gap:18px}
.final__inner p{color:var(--text-2);max-width:48ch}
.final__inner .btn{margin-top:6px;min-width:min(280px,100%)}
.final__fine{font-size:.8rem;color:var(--text-3)}

/* ---------- footer ---------- */
.footer{
  border-top:1px solid var(--stroke);
  padding-top:clamp(40px,7vw,64px);
  background:linear-gradient(180deg,transparent,rgba(255,255,255,.02));
}
.footer__inner{display:grid;gap:36px}
.footer__brand p{margin-top:14px;color:var(--text-3);font-size:.9rem;max-width:34ch}
.footer__nav{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.footer__nav h3{font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-3);margin-bottom:12px}
.footer__nav a{display:block;padding:5px 0;color:var(--text-2);font-size:.92rem;transition:color .25s}
.footer__nav a:hover{color:var(--text)}
.footer__bottom{
  display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;
  margin-top:clamp(32px,6vw,52px);
  padding-block:22px;
  border-top:1px solid var(--stroke);
  color:var(--text-3);font-size:.8rem;
}

/* ---------- fixní CTA ---------- */
.sticky-cta{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:60;
  padding:12px var(--pad) calc(12px + env(safe-area-inset-bottom));
  background:rgba(8,8,13,.72);
  border-top:1px solid var(--stroke);
  box-shadow:0 -12px 40px rgba(0,0,0,.55);
  transform:translateY(0);
  transition:transform .45s var(--ease),opacity .45s var(--ease);
}
.sticky-cta .btn{max-width:520px;margin-inline:auto}
.sticky-cta.is-hidden{transform:translateY(120%);opacity:0;pointer-events:none}

/* ---------- rail (posuvná galerie) ---------- */
.rail{margin-top:clamp(24px,4vw,38px)}
.rail + .rail{margin-top:clamp(28px,5vw,46px)}

.rail__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-bottom:14px;
}
.rail__title{
  font-size:clamp(1.05rem,4vw,1.35rem);
  font-weight:640;
  letter-spacing:-.01em;
}
.rail__nav{display:none;gap:8px}
.rail__btn{
  display:grid;place-items:center;
  width:38px;height:38px;
  border:1px solid var(--stroke);
  border-radius:var(--r-full);
  background:var(--surface-2);
  color:var(--text-2);
  cursor:pointer;
  transition:color .25s,background .25s,transform .25s var(--ease);
}
.rail__btn:hover{color:var(--text);background:rgba(255,255,255,.12);transform:translateY(-2px)}

.rail__track{
  display:flex;
  gap:clamp(10px,2.6vw,16px);
  overflow-x:auto;
  overscroll-behavior-x:contain;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
  padding:4px var(--pad) 18px;
  scrollbar-width:none;
  cursor:grab;
}
.rail__track::-webkit-scrollbar{display:none}
.rail__track.is-dragging{cursor:grabbing;scroll-snap-type:none}
.rail__track.is-dragging .poster{pointer-events:none}
.rail__track:focus-visible{outline:2px solid var(--primary);outline-offset:4px;border-radius:var(--r-lg)}

.poster{
  position:relative;
  flex:0 0 auto;
  width:clamp(146px,44vw,206px);
  scroll-snap-align:start;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--stroke);
  background:var(--surface);
  box-shadow:var(--sh-1);
  transition:transform .4s var(--ease),border-color .4s,box-shadow .4s;
}
.poster::after{
  content:"";
  position:absolute;inset:auto 0 0 0;height:62%;
  background:linear-gradient(180deg,transparent,rgba(5,5,10,.9));
  pointer-events:none;
}
.poster:hover{transform:translateY(-6px);border-color:var(--stroke-2);box-shadow:var(--sh-2)}
.poster img{
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:2/3;
  object-fit:cover;
  -webkit-user-drag:none;
  user-select:none;
}

.poster__badge{
  position:absolute;
  top:10px;left:10px;
  z-index:2;
  padding:4px 10px;
  font-size:.68rem;
  font-weight:700;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:#07070b;
  background:linear-gradient(135deg,var(--primary-2),var(--accent));
  border-radius:var(--r-full);
}

.poster__info{
  position:absolute;
  z-index:2;
  inset:auto 0 0 0;
  display:grid;
  gap:3px;
  padding:12px 12px 14px;
}
.poster__info strong{
  font-size:.86rem;
  font-weight:620;
  line-height:1.25;
  color:#fff;
}
.poster__info small{font-size:.72rem;color:var(--text-3)}

@media (min-width:768px){
  .rail__nav{display:flex}
  .rail__track{padding-inline:var(--pad)}
}

/* ---------- Disabled download button state */
.btn.is-disabled,
.btn[aria-disabled="true"] {
  opacity: .55;
  pointer-events: none;
  cursor: not-allowed;
}

/* ---------- modal ---------- */
.modal{
  position:fixed;
  inset:0;
  z-index:100;
  display:grid;
  place-items:end center;
  padding:0;
}
.modal[hidden]{display:none}

.modal__backdrop{
  position:absolute;inset:0;
  background:rgba(4,4,8,.7);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  animation:fadeIn .3s var(--ease-out) both;
}

.modal__dialog{
  position:relative;
  width:100%;
  max-width:560px;
  max-height:92vh;
  overflow-y:auto;
  -webkit-overflow-scrolling:touch;
  padding:clamp(24px,5vw,38px) clamp(20px,5vw,38px) calc(22px + env(safe-area-inset-bottom));
  border-radius:var(--r-xl) var(--r-xl) 0 0;
  background:linear-gradient(180deg,rgba(24,24,34,.96),rgba(12,12,18,.98));
  border:1px solid var(--stroke-2);
  border-bottom:0;
  box-shadow:var(--sh-3);
  -webkit-backdrop-filter:blur(26px) saturate(160%);
  backdrop-filter:blur(26px) saturate(160%);
  animation:sheetIn .45s var(--ease-out) both;
}
.modal__dialog::before{
  content:"";
  position:absolute;inset:0 0 auto 0;height:180px;
  background:radial-gradient(70% 100% at 50% 0,rgba(111,91,255,.26),transparent 70%);
  border-radius:inherit;
  pointer-events:none;
}

.modal__close{
  position:absolute;
  top:14px;right:14px;
  display:grid;place-items:center;
  width:38px;height:38px;
  border:1px solid var(--stroke);
  border-radius:var(--r-full);
  background:var(--surface-2);
  color:var(--text-2);
  cursor:pointer;
  transition:color .25s,background .25s,transform .25s var(--ease);
}
.modal__close:hover{color:var(--text);background:rgba(255,255,255,.12);transform:rotate(90deg)}

.modal__icon{
  position:relative;
  display:grid;place-items:center;
  width:52px;height:52px;
  margin-bottom:18px;
  border-radius:16px;
  color:var(--primary);
  background:linear-gradient(135deg,rgba(185,164,255,.22),rgba(94,230,196,.12));
  border:1px solid var(--stroke-2);
}

.modal__title{
  position:relative;
  font-size:clamp(1.35rem,5.4vw,1.8rem);
  margin-bottom:14px;
  padding-right:44px;
}
.modal__text{position:relative;display:grid;gap:12px;color:var(--text-2);font-size:.95rem}
.modal__text strong{color:var(--text);font-weight:640}
.modal__list{display:grid;gap:9px;margin-top:4px}
.modal__list li{display:flex;align-items:flex-start;gap:10px}
.modal__list li::before{
  content:"";
  flex:0 0 auto;
  width:18px;height:18px;margin-top:2px;
  border-radius:50%;
  background:linear-gradient(135deg,rgba(94,230,196,.95),rgba(111,91,255,.95));
  -webkit-mask:url("icons/check.svg") center/11px no-repeat;
  mask:url("icons/check.svg") center/11px no-repeat;
}
.modal__dialog .btn{position:relative;margin-top:24px}
.modal__fine{
  position:relative;
  margin-top:12px;
  text-align:center;
  font-size:.78rem;
  color:var(--text-3);
}

@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes sheetIn{from{opacity:0;transform:translateY(40px)}to{opacity:1;transform:none}}

body.modal-open{overflow:hidden}

@media (min-width:768px){
  .modal{place-items:center}
  .modal__dialog{
    max-width:600px;
    max-height:86vh;
    border-radius:var(--r-xl);
    border-bottom:1px solid var(--stroke-2);
    margin-inline:var(--pad);
    animation-name:dialogIn;
  }
  @keyframes dialogIn{from{opacity:0;transform:translateY(24px) scale(.97)}to{opacity:1;transform:none}}
}

/* ---------- reveal animace ---------- */
.js .reveal{
  opacity:0;
  transform:translateY(22px);
  transition:opacity .7s var(--ease-out),transform .7s var(--ease-out);
}
.js .reveal.is-in{opacity:1;transform:none}

/* =========================================================
   RESPONSIVITA — 320 / 360 / 375 / 390 / 412 / 430 / 768+
   ========================================================= */

/* velmi malé telefony 320px */
@media (max-width:359px){
  :root{--pad:14px}
  .grid--apps{gap:10px}
  .app{padding:16px 10px}
  .app__meta{display:none}
  .hero__facts{font-size:.8rem;gap:6px 14px}
  .step{gap:14px;padding:18px}
  .footer__nav{grid-template-columns:1fr}
}

/* 375+ */
@media (min-width:375px){
  .grid--apps{grid-template-columns:repeat(2,1fr)}
}

/* 412+ */
@media (min-width:412px){
  .grid--apps{grid-template-columns:repeat(3,1fr)}
  .app__tile{border-radius:18px}
}

/* 600+ */
@media (min-width:600px){
  .grid--features{grid-template-columns:repeat(2,1fr)}
  .grid--reviews{grid-template-columns:repeat(2,1fr)}
  .footer__nav{grid-template-columns:repeat(3,1fr)}
}

/* tablety 768+ */
@media (min-width:768px){
  html{scroll-padding-top:104px}
  .grid--apps{grid-template-columns:repeat(4,1fr)}
  .steps{gap:10px}
  .footer__inner{grid-template-columns:1fr 1.4fr;gap:48px}
  .sticky-cta{
    left:auto;right:24px;bottom:24px;
    padding:0;
    background:none;border:0;box-shadow:none;
    -webkit-backdrop-filter:none;backdrop-filter:none;
  }
  .sticky-cta .btn{min-width:210px}
  body{padding-bottom:0}
}

/* desktop 1024+ */
@media (min-width:1024px){
  .topnav{display:flex}
  .topbar .btn--sm{margin-left:0}
  .grid--features{grid-template-columns:repeat(3,1fr)}
  .grid--reviews{grid-template-columns:repeat(4,1fr)}
  .grid--apps{grid-template-columns:repeat(6,1fr)}
  .hero__inner{padding-bottom:20px}
  .steps{
    flex-direction:row;
    align-items:stretch;
    gap:6px;
  }
  .step{flex:1;flex-direction:column;gap:16px}
  .step__arrow{transform:rotate(-90deg);font-size:1.5rem}
}

/* preference uživatele */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
  .js .reveal{opacity:1;transform:none}
}

/* fallback bez podpory blur */
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .glass,.card,.app,.review,.qa,.price,.phone__frame,.topbar__inner,.sticky-cta{
    background:rgba(20,20,28,.92);
  }
}

@media print{
  .sticky-cta,.topbar,.hero__glow,.price__glow{display:none}
  body{background:#fff;color:#000;padding:0}
}