:root{
  --bg:#0a0f18;
  --bg2:#070d17;
  --panel:#111522;
  --panel2:#0f1320;
  --text:#f3f6ff;
  --muted:#a8b0c2;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.16);
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --shadow-soft:0 6px 18px rgba(0,0,0,.18);
  --radius:18px;
  --radius2:24px;
  --max:1120px;
}

/* RESET */
*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
html,body{ height:100%; }

body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--text);
  line-height:1.45;
  background:
    radial-gradient(900px 520px at 20% 0%, rgba(255,255,255,.06), transparent 60%),
    radial-gradient(700px 420px at 85% 8%, rgba(239,68,68,.07), transparent 55%),
    linear-gradient(180deg, #0a0f18 0%, #08111d 35%, #070d17 100%);
  background-attachment:fixed;
}

img{
  max-width:100%;
  display:block;
}

a{
  color:inherit;
  text-decoration:none;
}

.container{
  max-width:var(--max);
  margin:0 auto;
  padding:0 18px;
}

/* ACCESSIBILITY */
.skip{
  position:absolute;
  left:-9999px;
  top:auto;
  width:1px;
  height:1px;
  overflow:hidden;
}

.skip:focus{
  left:18px;
  top:18px;
  width:auto;
  height:auto;
  padding:10px 12px;
  background:#fff;
  color:#000;
  border-radius:12px;
  z-index:999;
}

.sr{
  position:absolute;
  left:-9999px;
  width:1px;
  height:1px;
  overflow:hidden;
}

/* HEADER */
.header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  background:rgba(10,15,24,.68);
  border-bottom:1px solid var(--line);
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:14px 18px;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  min-width:0;
}

.brand__logo{
  width:42px;
  height:42px;
  border:1px solid var(--line);
  border-radius:14px;
  background:rgba(255,255,255,.04);
  object-fit:cover;
  flex:0 0 auto;
}

.brand__text{
  display:flex;
  flex-direction:column;
  line-height:1.1;
}

.brand__name{
  font-weight:800;
  letter-spacing:.2px;
}

.brand__tag{
  font-size:.92rem;
  color:var(--muted);
}

.brand--small .brand__logo{
  width:36px;
  height:36px;
  border-radius:12px;
}

.menu{
  display:flex;
  gap:14px;
  padding:10px 12px;
  border:1px solid var(--line);
  border-radius:999px;
  background:rgba(255,255,255,.03);
}

.menu a{
  font-size:.95rem;
  color:var(--muted);
  padding:6px 10px;
  border-radius:999px;
  transition:background .15s ease,color .15s ease;
}

.menu a:hover{
  background:rgba(255,255,255,.06);
  color:var(--text);
}

.nav__cta{
  display:flex;
  gap:10px;
}

/* BUTTONS */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:10px 14px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.10);
  color:var(--text);
  font-weight:700;
  box-shadow:0 6px 20px rgba(0,0,0,.25);
  transition:transform .15s ease, background .15s ease, border-color .15s ease;
  white-space:nowrap;
}

.btn:hover{
  transform:translateY(-1px);
  background:rgba(255,255,255,.14);
}

.btn--ghost{
  background:rgba(255,255,255,.04);
  border-color:rgba(255,255,255,.14);
}

/* TYPO */
h1,h2,h3,p{
  margin-top:0;
}

h1{
  margin:14px 0 10px;
  font-size:clamp(2rem, 4vw, 3.1rem);
  line-height:1.05;
  letter-spacing:-0.6px;
}

h2{
  margin:0;
  letter-spacing:-0.3px;
}

h3{
  margin:0 0 6px;
  letter-spacing:-0.2px;
}

.lead{
  color:var(--muted);
  font-size:1.05rem;
  max-width:56ch;
}

.muted{
  color:var(--muted);
}

.fine{
  font-size:.88rem;
}

.link{
  color:var(--text);
  font-weight:800;
}

.link:hover{
  text-decoration:underline;
}

/* HERO */
.hero{
  position:relative;
  padding:44px 0 56px;
  background:transparent;
  overflow:hidden;
}

.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 20% 20%, rgba(255,255,255,.05), transparent 35%),
    radial-gradient(circle at 80% 10%, rgba(239,68,68,.08), transparent 28%);
  pointer-events:none;
}

.hero > .container{
  position:relative;
  z-index:1;
}

.hero__grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:24px;
  align-items:start;
}

.hero__actions{
  display:flex;
  gap:10px;
  margin-top:16px;
  flex-wrap:wrap;
}

.pill{
  display:inline-block;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--muted);
  font-weight:600;
  font-size:.92rem;
}

/* STATS */
.stats{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
  margin-top:18px;
}

.stat{
  padding:16px 18px;
  border-radius:18px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
}

.stat__num{
  font-weight:900;
  font-size:1.9rem;
  line-height:1;
  margin-bottom:8px;
}

.stat__txt{
  color:var(--muted);
  font-size:.98rem;
  line-height:1.35;
}

/* CARDS */
.card{
  border-radius:var(--radius2);
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  box-shadow:var(--shadow);
  overflow:hidden;
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}

.card--glow{
  position:relative;
}

.card--glow::before{
  content:"";
  position:absolute;
  inset:-2px;
  background:radial-gradient(420px 220px at 40% 20%, rgba(255,255,255,.18), transparent 60%);
  pointer-events:none;
}

.card__top{
  padding:18px;
  position:relative;
}

.kicker{
  margin:0;
  color:var(--muted);
  font-weight:700;
  letter-spacing:.2px;
}

.h2{
  margin:8px 0 8px;
  font-size:1.4rem;
  line-height:1.15;
}

.card__actions{
  display:flex;
  gap:10px;
  padding:0 18px 16px;
  position:relative;
  flex-wrap:wrap;
}

.card__note{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding:14px 18px;
  border-top:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--muted);
  position:relative;
}

/* RIGHT TRUST PANEL */
.card--reviews{
  padding:20px 18px;
  border-radius:22px;
  background:rgba(255,255,255,.06);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.08);
  box-shadow:
    0 20px 60px rgba(0,0,0,.35),
    inset 0 1px 0 rgba(255,255,255,.05);
}

.reviews__title{
  margin:0 0 16px;
  font-size:26px;
  line-height:1.1;
  font-weight:800;
  color:#fff;
}

.review-box{
  padding:14px 16px;
  border-radius:14px;
  background:rgba(255,255,255,0.08);
  border:1px solid rgba(255,255,255,0.06);
  box-shadow:0 10px 30px rgba(0,0,0,0.25);
}

.review-box + .review-box{
  margin-top:12px;
}

.review-box__stars{
  font-size:16px;
  line-height:1.2;
  font-weight:800;
  color:#ffd54a;
  margin-bottom:6px;
  text-shadow:0 0 8px rgba(255,213,74,0.35);
}

.review-box__stars span{
  margin-left:8px;
  font-size:13px;
  color:#fff;
  font-weight:700;
}

.review-box p{
  margin:0;
  font-size:14px;
  line-height:1.5;
  color:rgba(255,255,255,0.9);
}

.reviews__cta{
  display:block;
  width:100%;
  margin-top:14px;
  padding:12px 16px;
  border-radius:12px;
  background:#fff;
  color:#111827;
  text-align:center;
  font-size:14px;
  font-weight:800;
  text-decoration:none;
  transition:all .2s ease;
}

.reviews__cta:hover{
  transform:translateY(-2px);
  box-shadow:0 10px 20px rgba(0,0,0,0.25);
}

/* SECTIONS */
.section{
  position:relative;
  padding:56px 0;
  background:transparent;
}

.section + .section::before{
  content:"";
  position:absolute;
  top:0;
  left:50%;
  transform:translateX(-50%);
  width:min(1120px, calc(100% - 36px));
  height:1px;
  background:linear-gradient(
    90deg,
    transparent 0%,
    rgba(255,255,255,.05) 15%,
    rgba(255,255,255,.08) 50%,
    rgba(255,255,255,.05) 85%,
    transparent 100%
  );
}

.section--alt{
  background:rgba(255,255,255,.015);
}

.section__head{
  display:flex;
  flex-direction:column;
  gap:6px;
  margin-bottom:22px;
}

.section__head h2{
  margin:0;
  font-size:1.65rem;
  letter-spacing:-0.3px;
}

/* jemné střídání hloubky jednotlivých bloků */
#videa,
#gear,
#newsletter{
  background:rgba(255,255,255,.015);
}

#clanky,
#podpora,
#kontakt{
  background:transparent;
}

#videa{
  padding-top:48px;
}

#clanky .post{
  min-height:170px;
}

#gear .tile{
  min-height:260px;
}

#podpora .cta{
  margin-top:0;
}

#kontakt{
  padding-bottom:60px;
}

/* GRIDS */
.grid3{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}

.grid2{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:18px;
}

/* TILES */
.tile{
  padding:16px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  box-shadow:var(--shadow-soft);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
}

.tile--flat{
  box-shadow:none;
}

.tile__tag{
  display:inline-block;
  margin:0 0 10px;
  padding:4px 9px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--muted);
  font-weight:700;
  font-size:.82rem;
}

.tile h3{
  margin:0 0 10px;
}

.tile p{
  margin-bottom:16px;
}

/* VIDEO TILES */
.tile--video{
  overflow:hidden;
}

.video-thumb{
  display:block;
  position:relative;
  margin:-16px -16px 14px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background:#0a0d14;
}

.video-thumb img{
  width:100%;
  aspect-ratio:16 / 9;
  object-fit:cover;
  transition:transform .35s ease;
}

.video-play{
  position:absolute;
  top:50%;
  left:50%;
  transform:translate(-50%,-50%);
  width:64px;
  height:64px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:42px;
  color:#fff;
  background:rgba(0,0,0,.55);
  backdrop-filter:blur(4px);
  -webkit-backdrop-filter:blur(4px);
  box-shadow:0 8px 24px rgba(0,0,0,.28);
}

.video-thumb:hover img{
  transform:scale(1.05);
}

/* POST / CTA / FORM */
.post{
  padding:18px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
}

.cta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:18px;
  border-radius:var(--radius2);
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}

.cta__actions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

.form{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  padding:14px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
}

.form input{
  flex:1 1 220px;
  min-width:220px;
  padding:12px 12px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(0,0,0,.25);
  color:var(--text);
  outline:none;
}

.form input::placeholder{
  color:rgba(168,176,194,.75);
}

/* CONTACT / LIST */
.contact{
  display:flex;
  flex-direction:column;
  gap:10px;
  margin-top:12px;
}

.list{
  margin:10px 0 0;
  padding-left:18px;
}

.list li{
  margin:6px 0;
  color:var(--muted);
}

/* FOOTER */
.footer{
  padding:22px 0;
  border-top:1px solid var(--line);
  background:rgba(0,0,0,.25);
}

.footer__grid{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}

.footer__right{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

.footer__left p{
  margin:10px 0 0;
}

/* RESPONSIVE */
@media (max-width: 980px){
  .menu{
    display:none;
  }

  .hero{
    padding:32px 0 44px;
  }

  .hero__grid{
    grid-template-columns:1fr;
    gap:18px;
  }

  .grid3,
  .grid2,
  .stats{
    grid-template-columns:1fr;
  }

  .cta{
    flex-direction:column;
    align-items:flex-start;
  }

  .footer__grid{
    flex-direction:column;
    align-items:flex-start;
  }
}

@media (max-width: 768px){
  .container{
    padding:0 14px;
  }

  .nav{
    padding:12px 14px;
  }

  .brand__logo{
    width:38px;
    height:38px;
    border-radius:12px;
  }

  .brand__name{
    font-size:.96rem;
  }

  .brand__tag{
    font-size:.84rem;
  }

  .nav__cta{
    gap:8px;
  }

  .btn{
    padding:9px 12px;
    font-size:.92rem;
  }

  h1{
    font-size:clamp(1.9rem, 8vw, 2.6rem);
  }

  .lead{
    font-size:1rem;
  }

  .hero__actions{
    gap:8px;
  }

  .stat{
    padding:14px 15px;
  }

  .stat__num{
    font-size:1.55rem;
  }

  .section{
    padding:48px 0;
  }

  #videa{
    padding-top:42px;
  }

  .section__head{
    margin-bottom:18px;
  }

  .section__head h2{
    font-size:1.45rem;
  }

  .card--reviews{
    padding:18px 16px;
  }

  .reviews__title{
    font-size:22px;
    margin-bottom:14px;
  }

  .review-box{
    padding:12px 14px;
  }

  .review-box__stars{
    font-size:15px;
  }

  .review-box__stars span{
    font-size:12px;
  }

  .review-box p{
    font-size:13px;
  }

  .reviews__cta{
    font-size:13px;
    padding:11px 14px;
  }

  .tile{
    padding:14px;
  }

  .tile h3{
    font-size:1.05rem;
  }

  .tile .muted{
    font-size:.94rem;
  }

  .video-thumb{
    margin:-14px -14px 10px;
  }

  .video-thumb img{
    max-height:180px;
    object-fit:cover;
  }

  .video-play{
    width:46px;
    height:46px;
    font-size:26px;
  }

  .form{
    padding:12px;
  }

  .form input{
    min-width:100%;
  }

  #clanky .post,
  #gear .tile{
    min-height:auto;
  }
}

@media (max-width: 560px){
  .nav{
    flex-wrap:wrap;
    justify-content:space-between;
  }

  .nav__cta{
    width:100%;
    justify-content:flex-start;
  }

  .hero__actions{
    flex-direction:column;
    align-items:stretch;
  }

  .hero__actions .btn{
    width:100%;
  }

  .cta__actions{
    width:100%;
    flex-direction:column;
  }

  .cta__actions .btn{
    width:100%;
  }

  .footer__right{
    flex-direction:column;
    gap:8px;
  }
}