:root{
  --bg:#f7fbf3;
  --surface:#ffffff;
  --surface-soft:#eef8e9;
  --text:#243126;
  --muted:#667267;
  --brand:#3f8f4f;
  --brand-dark:#2f6f3b;
  --accent:#f2c94c;
  --line:#dce9d8;
  --shadow:0 12px 30px rgba(42,78,48,.10);
  --radius:24px;
  --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-rounded,"SF Pro Rounded","Segoe UI",system-ui,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
}
img{max-width:100%;display:block}
a{color:inherit}
.container{width:min(calc(100% - 32px),var(--max));margin:auto}
.site-header{
  position:sticky;top:0;z-index:30;
  background:rgba(247,251,243,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.logo{
  display:inline-flex;align-items:center;gap:12px;
  text-decoration:none;color:var(--brand-dark)
}
.logo-mark{width:44px;height:44px;flex:0 0 auto}
.logo-text{display:flex;flex-direction:column;line-height:1.1;gap:2px}
.logo-brand{
  font-size:1.15rem;font-weight:950;letter-spacing:-.02em;color:#163a66
}
.logo-cz{color:#19c3e0}
.page-tajuplny-les .logo-brand{color:#2f6f3b}
.page-tajuplny-les .logo-cz{color:#5bb86a}
.logo-sub{
  font-size:.78rem;font-weight:800;color:var(--muted);letter-spacing:.01em
}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-brand img{width:36px;height:36px;flex:0 0 auto}
.nav{
  min-height:68px;display:flex;align-items:center;justify-content:space-between;gap:24px
}
.nav-links{display:flex;align-items:center;gap:20px}
.nav-links a{text-decoration:none;font-weight:750}
.nav-links a:hover{color:var(--brand)}
.lang-switch{
  display:inline-flex;align-items:center;gap:4px;
  margin-left:4px;padding:3px;border-radius:999px;
  background:rgba(63,143,79,.08);border:1px solid var(--line)
}
.lang-btn{
  border:0;background:transparent;cursor:pointer;
  font:inherit;font-weight:800;font-size:.78rem;
  padding:6px 8px;border-radius:999px;color:var(--muted);line-height:1
}
.lang-btn.is-active{
  background:var(--surface);color:var(--brand-dark);
  box-shadow:0 2px 8px rgba(42,78,48,.12)
}
.lang-btn:hover{color:var(--brand-dark)}
.menu-button{display:none;border:0;background:none;font-size:1.5rem}
.hero{padding:72px 0 56px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 13px;border-radius:999px;
  background:var(--surface-soft);color:var(--brand-dark);font-weight:850;font-size:.92rem
}
h1,h2,h3{line-height:1.1;margin-top:0}
h1{font-size:clamp(2.7rem,7vw,5.2rem);letter-spacing:-.05em;margin:18px 0}
h2{font-size:clamp(2rem,4.4vw,3.15rem);letter-spacing:-.035em;margin-bottom:16px}
h3{font-size:1.25rem}
.lead{font-size:1.15rem;color:var(--muted);max-width:680px}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 14px}
.button{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:50px;padding:12px 20px;border-radius:16px;
  text-decoration:none;font-weight:900;border:1px solid transparent
}
.button.primary{background:var(--brand);color:white;box-shadow:var(--shadow)}
.button.secondary{background:var(--surface);border-color:var(--line)}
.button.coffee{background:#6f4e37;color:#fff;box-shadow:0 8px 20px rgba(111,78,55,.18)}
.button.coffee:hover{background:#5a3e2c}
.button:hover{transform:translateY(-1px)}
.support-contacts{
  display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:0 0 22px
}
.support-contact{
  display:flex;flex-direction:column;gap:6px;padding:20px 22px;
  background:var(--surface);border:1px solid var(--line);border-radius:18px;
  text-decoration:none;color:inherit;transition:border-color .2s ease,transform .2s ease
}
.support-contact:hover{border-color:var(--brand);transform:translateY(-1px)}
.support-contact strong{color:var(--brand-dark);font-size:1.02rem}
.support-contact span{color:var(--muted);font-size:.95rem}
.support-box{
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  background:#f3ebe4;border:1px solid #e0d0c2;border-radius:var(--radius);
  padding:28px;box-shadow:0 8px 24px rgba(42,78,48,.06);margin-top:28px
}
.support-box h2,.support-box h3{margin:0 0 8px}
.support-box .muted{margin:0;max-width:42ch}
.faq{max-width:720px;margin-top:8px}
.faq h3{margin:0 0 14px;font-size:1.25rem}
.faq details{
  border-top:1px solid var(--line);padding:14px 0
}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{
  cursor:pointer;font-weight:800;color:var(--brand-dark);list-style:none
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";float:right;font-weight:800;color:var(--brand)
}
.faq details[open] summary::after{content:"−"}
.faq details p{margin:10px 0 0;color:var(--muted)}
.faq details a{color:var(--brand-dark);font-weight:700}
.placeholder{
  min-height:360px;border:2px dashed #a7c8a6;border-radius:30px;
  background:linear-gradient(145deg,#eef8e9,#deefdb);
  display:grid;place-items:center;text-align:center;padding:24px;color:var(--brand-dark)
}
.placeholder small{display:block;color:var(--muted);margin-top:8px}
.media-frame{
  border-radius:30px;overflow:hidden;box-shadow:var(--shadow);
  background:var(--surface-soft);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center
}
.media-frame img{
  width:100%;height:auto;max-height:min(520px,70vh);
  object-fit:contain;object-position:center;display:block
}
.game-card-media{
  aspect-ratio:16/10;min-height:0;overflow:hidden;background:#1a2e22;
  display:flex;align-items:center;justify-content:center;
  border-radius:0;box-shadow:none;border:0
}
.game-card-media img{
  width:100%;height:100%;object-fit:cover;object-position:center;display:block
}
.gallery{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  align-items:start
}
.gallery-item{margin:0;text-align:center}
.gallery-item img{
  width:100%;height:auto;max-width:260px;margin:0 auto;display:block;
  border-radius:22px;border:1px solid var(--line);
  box-shadow:0 10px 28px rgba(42,78,48,.10);background:#fff
}
.gallery-item figcaption{
  margin-top:10px;text-align:center;font-weight:800;font-size:.92rem;color:var(--muted)
}
.gallery .placeholder{min-height:420px}
.section{padding:72px 0}
.section.alt{background:var(--surface-soft);border-block:1px solid var(--line)}
.section-heading{max-width:720px;margin-bottom:32px}
.section-heading.center{text-align:center;margin-left:auto;margin-right:auto}
.game-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.game-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:0 8px 24px rgba(42,78,48,.07)
}
.game-card-body{padding:24px}
.game-card p{color:var(--muted)}
.game-card .button{width:100%}
.badge{
  display:inline-block;padding:5px 10px;border-radius:999px;
  background:#fff3bf;color:#7a5b00;font-weight:800;font-size:.85rem
}
.steps,.feature-grid,.parent-grid,.math-grid{display:grid;gap:18px}
.steps{grid-template-columns:repeat(4,1fr)}
.feature-grid{grid-template-columns:repeat(4,1fr)}
.feature-grid-3{grid-template-columns:repeat(3,1fr)}
.parent-grid{grid-template-columns:repeat(2,1fr)}
.math-grid{grid-template-columns:repeat(4,1fr)}
.math-more{
  margin:22px 0 0;text-align:center;color:var(--muted);font-weight:750
}
.card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;box-shadow:0 8px 24px rgba(42,78,48,.06)
}
.card p{color:var(--muted);margin-bottom:0}
.icon{
  width:54px;height:54px;border-radius:17px;background:var(--surface-soft);
  display:grid;place-items:center;font-size:1.65rem;margin-bottom:16px;overflow:hidden
}
.icon-photo{padding:0;background:#dceef8}
.icon-photo img{width:100%;height:100%;object-fit:cover;display:block}
.step-number{
  width:46px;height:46px;border-radius:15px;background:var(--brand);
  color:#fff;display:grid;place-items:center;font-weight:950;margin-bottom:16px
}
.store-row{display:flex;gap:14px;flex-wrap:wrap}
.store-badge{
  min-width:210px;min-height:66px;border-radius:16px;background:#111;color:white;
  display:flex;align-items:center;justify-content:center;text-decoration:none;font-weight:850
}
.store-badge.disabled{opacity:.55}
.pin-box{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;max-width:520px;margin:auto;text-align:center;box-shadow:var(--shadow)
}
.adult-gate{margin-top:8px}
.adult-q{margin:12px 0 0;font-weight:800}
.pin-show-wrap{margin-top:18px}
.pin-hint{margin-top:14px;font-size:.9rem}
.pin-form{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap;justify-content:center}
.pin-form-result{flex-basis:100%;width:100%}
.pin-form input{
  flex:1;min-height:50px;border:1px solid var(--line);border-radius:14px;
  padding:0 16px;font-size:1rem;min-width:140px
}
.pin-digits{
  margin:18px 0 8px;display:flex;justify-content:center;flex-wrap:wrap;gap:8px
}
.pin-digits span{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:2.5rem;height:3.1rem;border-radius:10px;
  background:var(--brand);color:#fff;font-weight:950;font-size:1.45rem
}
.pin-modal{
  position:fixed;inset:0;z-index:80;
  display:grid;place-items:center;padding:20px;
  background:rgba(24,40,30,.55);backdrop-filter:blur(4px)
}
.pin-modal[hidden]{display:none !important}
.pin-modal-card{
  width:min(100%,420px);background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:28px;text-align:center;box-shadow:var(--shadow)
}
.pin-modal-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:12px}
.legal{max-width:720px}
.legal h1{margin:0 0 8px;font-size:clamp(2rem,4vw,2.8rem)}
.legal h2{margin:28px 0 10px;font-size:1.25rem}
.legal p,.legal li{color:var(--text)}
.legal ul{padding-left:1.2rem;margin:0 0 12px}
.legal li{margin:0 0 10px}
.legal a{color:var(--brand-dark);font-weight:700}
.legal-meta{margin:0 0 22px}
.legal code{
  font-size:.9em;background:var(--surface-soft);padding:.1em .35em;border-radius:6px
}
.site-footer{padding:38px 0;border-top:1px solid var(--line)}
.footer-grid{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.footer-links{display:flex;gap:16px;flex-wrap:wrap}
.muted{color:var(--muted)}
.back-link{display:inline-block;margin-bottom:20px;color:var(--brand-dark);font-weight:800;text-decoration:none}
.hero-game h1{font-size:clamp(2.6rem,6vw,4.8rem)}
.price-note{font-weight:800;color:var(--brand-dark)}
@media(max-width:1100px){
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:900px){
  .hero-grid,.parent-grid{grid-template-columns:1fr}
  .game-grid,.steps{grid-template-columns:1fr}
  .feature-grid,.feature-grid-3,.math-grid{grid-template-columns:repeat(2,1fr)}
  .support-contacts{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .gallery-item img{max-width:280px}
}
@media(max-width:680px){
  .nav-links{
    display:none;position:absolute;left:16px;right:16px;top:68px;
    background:var(--surface);border:1px solid var(--line);border-radius:18px;
    padding:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch
  }
  .nav-links.open{display:flex}
  .lang-switch{margin:8px 0 0;align-self:flex-start}
  .menu-button{display:block}
  .hero{padding-top:42px}
  .section{padding:54px 0}
  .feature-grid,.math-grid,.gallery{grid-template-columns:1fr}
  .gallery-item img{max-width:220px}
  .gallery .placeholder{min-height:320px}
  .pin-form{flex-direction:column}
}