:root{
  --bg:#ffffff; --bg2:#f4f3fb; --ink:#1b1740; --muted:#5d5a7a; --line:#e3e1f2;
  --brand:#1b1464; --brand2:#2b1f93; --y:#ffe600; --c:#00e5ff; --p:#ff1e9a; --g:#a6ff00;
  --card:#ffffff; --shadow:0 10px 30px rgba(27,20,100,.12); --r:18px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){ --bg:#0f0c2b; --bg2:#161240; --ink:#f1f0ff; --muted:#a9a6cf; --line:#2a2560; --card:#1b1750; --shadow:0 10px 30px rgba(0,0,0,.4); }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);-webkit-text-size-adjust:100%}
img{max-width:100%;height:auto}
a{color:var(--brand2)}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) main a:not(.btn){color:var(--c)} }
h1,h2,h3{line-height:1.2;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2rem,5vw,3.4rem);font-weight:900}
h2{font-size:clamp(1.6rem,3.4vw,2.3rem);font-weight:800;text-align:center}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.narrow{max-width:820px}
.center{text-align:center;margin-top:30px}
.muted{color:var(--muted);font-weight:400}
.note{font-size:.88rem;color:var(--muted)}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:#000;padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}

/* hlavicka */
.top{position:sticky;top:0;z-index:50;background:var(--brand);color:#fff;box-shadow:0 2px 12px rgba(0,0,0,.25)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:66px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:900;font-size:1.25rem}
.nav{display:flex;align-items:center;gap:6px}
.nav a{color:#fff;text-decoration:none;padding:10px 14px;border-radius:12px;font-weight:600}
.nav a:hover,.nav a.on{background:rgba(255,255,255,.14)}
.nav .btn{margin-left:6px}
.nav .lang{border:2px solid rgba(255,255,255,.5);padding:6px 10px;font-weight:800;font-size:.9rem}
.burger{display:none;background:none;border:0;padding:10px;cursor:pointer}
.burger span{display:block;width:26px;height:3px;background:#fff;margin:5px 0;border-radius:2px}

/* tlacidla */
.btn{display:inline-block;background:var(--y);color:#1b1740;font-weight:800;text-decoration:none;border:3px solid #1b1740;border-radius:14px;padding:12px 22px;cursor:pointer;font-size:1rem;font-family:inherit;box-shadow:0 4px 0 #1b1740;transition:transform .08s,box-shadow .08s}
.btn:hover{transform:translateY(2px);box-shadow:0 2px 0 #1b1740}
.btn-lg{padding:15px 30px;font-size:1.1rem}
.btn-sm{padding:8px 16px;font-size:.92rem;box-shadow:0 3px 0 #1b1740}
.btn-ghost{background:transparent;color:#fff;border-color:#fff;box-shadow:none}
.btn-ghost:hover{background:rgba(255,255,255,.14);box-shadow:none}
.sec .btn-ghost,.pack .btn-ghost{color:var(--ink);border-color:var(--ink)}
.sec .btn-ghost:hover,.pack .btn-ghost:hover{background:var(--bg2)}
.cta-band .btn-ghost{color:#fff;border-color:#fff}
:focus-visible{outline:3px solid var(--p);outline-offset:3px}

/* hero */
.hero{background:radial-gradient(1200px 500px at 80% -10%,#3b2ec4 0,transparent 60%),linear-gradient(160deg,#1b1464,#2b1f93 60%,#4a2fb8);color:#fff;padding:56px 0 70px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center}
.hero h1{margin-bottom:.4em}
.lead{font-size:1.18rem;color:inherit;opacity:.92}
.cta{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 12px}
.hero .note{color:#cfc9ff}
.hero-art{position:relative;min-height:340px}
.tablet{background:#0a0820;border-radius:26px;padding:12px;box-shadow:0 24px 60px rgba(0,0,0,.45);border:2px solid #3a3580}
.tablet img{display:block;width:100%;border-radius:14px}
.hero-art .tablet{width:92%;transform:rotate(-2deg)}
.tablet-sm{position:absolute;width:48%!important;right:-2%;bottom:-34px;transform:rotate(4deg)!important}
.tablet-3{left:-4%;right:auto;bottom:-52px;transform:rotate(-6deg)!important;width:40%!important}

.stats{background:var(--bg2);border-bottom:1px solid var(--line)}
.stat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;padding-top:26px;padding-bottom:26px;text-align:center}
.stat-grid b{display:block;font-size:2rem;font-weight:900;color:var(--brand2)}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) .stat-grid b{color:var(--y)} }
.stat-grid span{color:var(--muted);font-size:.95rem}

/* sekcie */
.sec{padding:72px 0}
.sec.alt{background:var(--bg2)}
.sub{text-align:center;color:var(--muted);max-width:720px;margin:0 auto 36px;font-size:1.1rem}
.sub.left{text-align:left;margin-left:0}
.pagehead{background:linear-gradient(160deg,#1b1464,#2b1f93);color:#fff;padding:44px 0}
.pagehead h1{font-size:clamp(1.9rem,4vw,2.8rem);margin-bottom:.3em}
.pagehead h1 small{font-size:.5em;background:var(--y);color:#1b1740;border-radius:999px;padding:2px 12px;vertical-align:middle;margin-left:8px}
.pagehead .lead{max-width:760px;margin:0}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid4{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:22px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px;box-shadow:var(--shadow)}
.card .ico{font-size:2.2rem;margin-bottom:8px}
.card p{color:var(--muted);margin:0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split.top{align-items:start}
.split h2{text-align:left}
.ticks{list-style:none;padding:0;margin:0 0 24px}
.ticks li{padding:6px 0 6px 34px;position:relative}
.ticks li::before{content:"✓";position:absolute;left:0;top:6px;width:24px;height:24px;border-radius:50%;background:var(--g);color:#1b1740;font-weight:900;text-align:center;line-height:24px;font-size:.9rem}
.themes{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.theme{aspect-ratio:16/10;border-radius:18px;padding:14px;display:grid;grid-template-columns:1fr 1fr;gap:10px;box-shadow:var(--shadow)}
.theme i{border-radius:10px;border:3px solid rgba(0,0,0,.7)}

/* karticky hier */
.filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:30px}
.chip{border:2px solid var(--line);background:var(--card);color:var(--ink);border-radius:999px;padding:9px 18px;font:inherit;font-weight:700;cursor:pointer}
.chip em{font-style:normal;color:var(--muted);font-weight:600;margin-left:4px}
.chip.on{background:var(--brand2);border-color:var(--brand2);color:#fff}
.chip.on em{color:#d9d4ff}
.ggrid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.gcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}
.gcard[hidden]{display:none}
.gimg{position:relative;display:block;background:#0a0820;aspect-ratio:16/9;overflow:hidden}
.gimg img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.gcard:hover .gimg img{transform:scale(1.05)}
.badge{display:inline-block;background:var(--p);color:#fff;font-weight:800;font-size:.75rem;border-radius:999px;padding:3px 10px;text-transform:uppercase;letter-spacing:.04em}
.badge-fin{position:absolute;left:10px;top:10px;background:var(--g);color:#1b1740}
.gbody{padding:16px 18px 18px;display:flex;flex-direction:column;gap:6px;flex:1}
.gbody h3{margin:0}
.gbody p{font-size:.93rem;color:var(--muted);margin:0;flex:1}
.gmeta{display:flex;justify-content:space-between;font-size:.8rem;color:var(--muted);margin:6px 0 8px;gap:8px}
.gmeta span:first-child{font-weight:700}
.gbody .btn{align-self:flex-start}

/* kroky, balicky, faq */
.steps{list-style:none;padding:0;margin:36px 0 0;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:s}
.steps li{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px;box-shadow:var(--shadow)}
.steps b{display:inline-flex;width:44px;height:44px;border-radius:50%;background:var(--y);color:#1b1740;font-size:1.3rem;align-items:center;justify-content:center;margin-bottom:10px;border:3px solid #1b1740}
.steps p{color:var(--muted);margin:0}
.packs{align-items:stretch}
.pack{display:flex;flex-direction:column;position:relative}
.pack.pop{border:3px solid var(--brand2);transform:translateY(-8px)}
.pack .badge{position:absolute;right:18px;top:-14px;background:var(--p)}
.pack h3{font-size:1.5rem;margin-bottom:.1em}
.pdesc{color:var(--muted)}
.price{font-weight:800;font-size:1.15rem;color:var(--brand2)!important;margin:0 0 14px!important}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) .price{color:var(--y)!important} }
.pack .ticks{flex:1}
.faq{background:var(--card);border:1px solid var(--line);border-radius:14px;margin:0 0 12px;padding:4px 20px}
.faq summary{cursor:pointer;font-weight:700;padding:14px 0;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::after{content:"+";font-size:1.5rem;line-height:1;color:var(--brand2)}
.faq[open] summary::after{content:"–"}
.faq p{color:var(--muted)}
.cta-band{background:linear-gradient(160deg,#1b1464,#4a2fb8);color:#fff;text-align:center;padding:64px 0}
.cta-band h2{margin-bottom:.3em}
.cta-band p{opacity:.9;margin-bottom:24px}
.cta-band .btn{margin:6px}

/* formular */
.form{display:grid;gap:16px}
.form label{display:grid;gap:6px;font-weight:700;font-size:.95rem}
.form input,.form select,.form textarea{font:inherit;padding:12px 14px;border:2px solid var(--line);border-radius:12px;background:var(--card);color:var(--ink);width:100%}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--brand2);outline:none}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.alert{border-radius:14px;padding:18px 22px;margin-bottom:18px}
.alert.ok{background:#e9ffe3;color:#12411a;border:2px solid #4cc05a}
.alert.err{background:#fff0f0;color:#7a1414;border:2px solid #ea5a50}
.alert h2{text-align:left;font-size:1.5rem}
.side h3{margin-bottom:.3em}
.side hr{border:0;border-top:1px solid var(--line);margin:18px 0}

/* konfigurator */
.konf{display:grid;grid-template-columns:minmax(300px,420px) 1fr;gap:36px;align-items:start}
.konf fieldset{border:1px solid var(--line);border-radius:var(--r);padding:18px;margin:0 0 16px;background:var(--card);display:grid;gap:12px}
.konf legend{font-weight:800;padding:0 8px}
.konf label{display:grid;gap:6px;font-weight:700;font-size:.92rem}
.konf input[type=text],.konf input:not([type]),.konf select{font:inherit;padding:10px 12px;border:2px solid var(--line);border-radius:10px;background:var(--bg);color:var(--ink);width:100%}
.konf input[type=file]{font-size:.9rem}
.presets{display:flex;flex-wrap:wrap;gap:8px}
.preset{border:2px solid var(--line);background:var(--bg);color:var(--ink);border-radius:12px;padding:6px 10px 6px 6px;font:inherit;font-size:.85rem;font-weight:700;display:flex;gap:8px;align-items:center;cursor:pointer}
.preset.on{border-color:var(--brand2);box-shadow:0 0 0 2px var(--brand2)}
.preset span{display:flex;gap:2px;padding:4px;border-radius:7px}
.preset i{width:10px;height:18px;border-radius:3px}
.colors{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.colors input[type=color]{width:100%;height:42px;padding:2px;border-radius:10px;border:2px solid var(--line);background:var(--bg);cursor:pointer}
.mini-actions{font-size:.9rem}
.link{background:none;border:0;color:var(--brand2);font:inherit;font-weight:700;cursor:pointer;padding:0;text-decoration:underline}
.gchecks{display:grid;grid-template-columns:1fr 1fr;gap:4px 12px;max-height:340px;overflow:auto;padding-right:6px}
.gchecks label{display:flex;gap:8px;align-items:center;font-weight:600;font-size:.9rem;cursor:pointer}
.gchecks input{width:18px;height:18px;accent-color:var(--brand2)}
.sticky{position:sticky;top:90px}
.konf-prev h2{text-align:left;font-size:1.3rem}
.tablet-live{padding:14px;border-radius:30px}
.kmenu{--bg:#0b3d91;--a1:#ffb703;--a2:#8ecae6;--a3:#fb8500;background:var(--bg);border-radius:14px;aspect-ratio:16/9;padding:3.2%;display:flex;flex-direction:column;gap:2.4%;color:#fff;overflow:hidden;font-size:clamp(9px,1.5vw,15px)}
.khead{display:flex;align-items:center;gap:8px;min-height:2.6em}
.khead img{height:2.6em;max-width:9em;object-fit:contain;border-radius:6px;background:rgba(255,255,255,.9);padding:2px 5px}
.khead b{font-size:1.5em;font-weight:900;flex:1;letter-spacing:.01em}
.khead span{font-weight:800;background:var(--a1);color:#1b1740;border-radius:6px;padding:.1em .6em}
.kwelcome{font-weight:700;opacity:.92;font-size:1.05em;min-height:1.4em}
.kgrid{flex:1;display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:1fr 1fr;gap:3%;min-height:0}
.kcard{border:.28em solid var(--col);border-radius:.9em;background:rgba(0,0,0,.28);display:flex;flex-direction:column;overflow:hidden;box-shadow:0 0 .8em var(--col);min-height:0}
.kcard img{width:100%;flex:1;min-height:0;object-fit:cover;display:block}
.kcard span{font-weight:800;text-align:center;font-size:.95em;padding:.25em .2em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--col)}
.kempty{grid-column:1/-1;grid-row:1/-1;display:flex;align-items:center;justify-content:center;opacity:.8}

/* paticka */
.foot{background:#100c3a;color:#d9d6ff;padding:44px 0 20px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}
.foot a{color:#d9d6ff;display:block;text-decoration:none;padding:3px 0}
.foot a:hover{text-decoration:underline}
.foot .brand{display:flex;font-size:1.2rem;margin-bottom:8px}
.foot b{display:block;color:#fff;margin-bottom:6px}
.copy{border-top:1px solid #2a2560;margin-top:26px;padding-top:16px;font-size:.88rem;color:#a29ed3}

/* mobil / tablet */
@media (max-width:1000px){
  .ggrid{grid-template-columns:repeat(2,1fr)}
  .grid4,.steps{grid-template-columns:repeat(2,1fr)}
  .grid3{grid-template-columns:1fr 1fr}
  .hero-grid,.split,.konf{grid-template-columns:1fr}
  .hero-art{margin-bottom:50px}
  .stat-grid{grid-template-columns:repeat(3,1fr)}
  .sticky{position:static}
  .pack.pop{transform:none}
}
@media (max-width:720px){
  body{font-size:16px}
  .burger{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:66px;background:var(--brand);flex-direction:column;align-items:stretch;padding:12px 20px 20px;box-shadow:0 12px 20px rgba(0,0,0,.3)}
  .nav.open{display:flex}
  .nav .btn{margin:8px 0 0;text-align:center}
  .nav .lang{text-align:center}
  .sec{padding:48px 0}
  .ggrid,.grid3,.grid4,.steps,.row2,.foot-grid,.themes{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .colors{grid-template-columns:repeat(2,1fr)}
  .gchecks{grid-template-columns:1fr}
  .tablet-3{display:none}
  .btn-lg{width:100%;text-align:center}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
.khead img[hidden]{display:none}