:root{
  --bg: #f6f8fb;
  --surface: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --border: rgba(15, 23, 42, 0.12);
  --shadow: 0 10px 30px rgba(2, 6, 23, 0.10);
  --brand: #1f4fb8;
  --brand-2: #2b6cff;
  --radius: 16px;
  --container: 1160px;
}

*{ box-sizing: border-box; }
html,body{ height:100%; }

main{
  padding: 1.25rem 0;
  display:flex;
  flex-direction:column;
  gap: 1.25rem;
}

body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
}

a{ color: var(--brand); text-decoration: none; }
a:hover{ color: var(--brand-2); text-decoration: underline; }
img{ max-width: 100%; height:auto; }

.container{
  width: min(var(--container), calc(100% - 2rem));
  margin-inline: auto;
}

.sr-only{
  position:absolute;
  width:1px; height:1px;
  padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0);
  white-space:nowrap; border:0;
}

.skip-link{
  position:absolute;
  left:0.75rem; top:0.75rem;
  padding:0.6rem 0.9rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  box-shadow: var(--shadow);
  transform: translateY(-200%);
}
.skip-link:focus{ transform: translateY(0); }

.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246,248,251,0.72);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(15,23,42,0.08);
}

.header__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}

.brand{
  display:flex;
  align-items:center;
  gap: 0.75rem;
  font-weight: 750;
  letter-spacing: 0.2px;
  color: var(--text);
}
.brand:hover{ text-decoration:none; color: var(--text); }

.brand__mark{
  width: 34px; height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow: 0 10px 25px rgba(31,79,184,0.28);
}

.nav{
  display:flex;
  gap: 0.25rem;
  align-items:center;
}

.nav__link{
  display:inline-flex;
  align-items:center;
  padding: 0.55rem 0.75rem;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 600;
  text-decoration:none;
}
.nav__link:hover{ background: rgba(15,23,42,0.06); text-decoration:none; }
.nav__link.is-active{
  color: var(--text);
  background: rgba(31,79,184,0.12);
  border: 1px solid rgba(31,79,184,0.20);
}

.nav-toggle{
  display:none;
  width: 44px; height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: 0 10px 25px rgba(2,6,23,0.07);
}
.nav-toggle__bar{
  display:block;
  width: 20px; height: 2px;
  background: var(--text);
  margin: 4px auto;
  border-radius: 2px;
}

.hero{
  padding: 0;
}
.hero__inner{
  background: linear-gradient(180deg, rgba(255,255,255,0.90), rgba(255,255,255,0.75));
  border: 1px solid rgba(15,23,42,0.10);
  border-radius: calc(var(--radius) + 8px);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.hero__copy{
  padding: 1.75rem 1.5rem;
}
.hero__title{
  margin:0;
  font-size: clamp(1.5rem, 2.2vw, 2.4rem);
  line-height: 1.22;
  letter-spacing: -0.02em;
}
.hero__subtitle{
  margin: 0.6rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  max-width: none;
}

.hero__meta{
  margin: 0.9rem 0 0;
  font-size: 0.95rem;
}

.content{
  padding: 0;
  display:flex;
  flex-direction:column;
  gap: 1.25rem;
}

.grid{
  display:grid;
  gap: 1rem;
  margin: 0;
}
.grid--2{ grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid--3{ grid-template-columns: repeat(3, minmax(0,1fr)); }

.card{
  background: var(--surface);
  border: 1px solid rgba(15,23,42,0.10);
  border-radius: var(--radius);
  padding: 1.15rem 1.1rem;
  box-shadow: 0 10px 20px rgba(2,6,23,0.06);
}
.card h2{ margin: 0 0 0.55rem; font-size: 1.1rem; letter-spacing: -0.01em; }
.card p{ margin: 0.45rem 0; }
.card--media{ padding: 0; overflow:hidden; }
.media-placeholder{
  min-height: 220px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding: 1.2rem;
  background: linear-gradient(135deg, rgba(31,79,184,0.10), rgba(43,108,255,0.06));
  border-radius: var(--radius);
}
.media-placeholder__title{ font-weight: 750; }
.media-placeholder__note{ color: var(--muted); margin-top: 0.35rem; }

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

.actions{
  display:flex;
  flex-wrap:wrap;
  gap: 0.6rem;
  margin-top: 0.85rem;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 0.68rem 0.95rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: white;
  font-weight: 700;
  border: 1px solid rgba(31,79,184,0.25);
  box-shadow: 0 12px 24px rgba(31,79,184,0.20);
  text-decoration:none;
}
.btn:hover{ text-decoration:none; filter: brightness(1.02); }
.btn--secondary{
  background: rgba(255,255,255,0.9);
  color: var(--brand);
  border: 1px solid rgba(31,79,184,0.35);
  box-shadow: none;
}
.btn--secondary:hover{ background: rgba(255,255,255,1); }

.btn--ghost{
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(15,23,42,0.18);
  box-shadow: none;
}
.btn--ghost:hover{ background: rgba(15,23,42,0.06); }

.stack{ display:flex; flex-direction:column; gap: 0.6rem; margin-top: 0.6rem; }

.link-card{
  display:block;
  padding: 0.8rem 0.9rem;
  border-radius: 14px;
  border: 1px solid rgba(15,23,42,0.10);
  background: rgba(246,248,251,0.55);
  text-decoration:none;
  color: var(--text);
}
.link-card:hover{ background: rgba(246,248,251,0.85); text-decoration:none; }
.link-card__title{ font-weight: 750; }
.link-card__meta{ color: var(--muted); font-size: 0.95rem; margin-top: 0.15rem; }

.list{
  margin: 0.6rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted);
}
.list li{ margin: 0.25rem 0; }

.details{
  margin-top: 1rem;
  border: 1px dashed rgba(15,23,42,0.20);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.70);
  padding: 0.6rem 0.8rem;
}
.details > summary{
  cursor:pointer;
  font-weight: 700;
  color: var(--text);
}
.details--inner{
  margin-top: 0.8rem;
  background: rgba(246,248,251,0.55);
  border-style: solid;
}

.prose{
  margin-top: 0.8rem;
  color: var(--text);
}
.prose p{ margin: 0.55rem 0; }
.prose a{ word-break: break-word; }
.prose table{ max-width:100%; overflow:auto; display:block; border-collapse: collapse; }
.prose td, .prose th{ padding: 0.4rem 0.6rem; border: 1px solid rgba(15,23,42,0.12); }
.prose h3{ margin: 1rem 0 0.5rem; }

.legacy{
  filter: grayscale(0.1);
}
.legacy *{
  max-width: 100%;
}

.site-footer{
  padding: 0 0 1.25rem;
}
.footer__inner{
  display:flex;
  gap: 1rem;
  justify-content:space-between;
  padding: 1.4rem 0;
  align-items:flex-start;
}
.footer__brand{ font-weight: 800; letter-spacing: 0.2px; }
.footer__muted{ color: var(--muted); margin-top: 0.25rem; max-width: 60ch; }
.footer__right{ display:flex; gap: 0.9rem; flex-wrap:wrap; align-items:center; }
.footer__link{ color: var(--muted); font-weight: 650; }
.footer__link:hover{ color: var(--text); text-decoration:none; }

@media (max-width: 900px){
  .grid--3{ grid-template-columns: 1fr; }
  .grid--2{ grid-template-columns: 1fr; }
  .footer__inner{ flex-direction:column; align-items:flex-start; }
}

@media (max-width: 760px){
  .nav-toggle{ display:inline-flex; align-items:center; justify-content:center; }
  .nav{
    position: absolute;
    right: 1rem;
    top: 4.1rem;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap: 0.2rem;
    padding: 0.6rem;
    width: min(340px, calc(100% - 2rem));
    background: var(--surface);
    border: 1px solid rgba(15,23,42,0.14);
    border-radius: calc(var(--radius) + 6px);
    box-shadow: var(--shadow);
  }
  .nav.is-open{ display:flex; }
  .nav__link{ border-radius: 14px; }
}

/* Footer */
.footer__grid{
  display:grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
  padding: 20px;
  border: 1px solid rgba(15,23,42,0.10);
  border-radius: calc(var(--radius) + 6px);
  background: rgba(255,255,255,0.65);
}
.footer__brand{
  font-weight: 700;
  letter-spacing: .3px;
}
.footer__title{
  font-weight: 700;
  margin-bottom: 8px;
}
.footer__links{
  display:flex;
  flex-wrap:wrap;
  gap: 10px 14px;
  margin-top: 10px;
}
.footer__links a{
  color: var(--text);
  opacity: .9;
}
.footer__contact{
  display:grid;
  gap: 6px;
}
.footer__ids{
  display:grid;
  gap: 2px;
  opacity: .9;
}
.footer__contactlinks{
  display:flex;
  flex-wrap:wrap;
  gap: 10px 14px;
  margin-top: 6px;
}
@media (max-width: 840px){
  .footer__grid{ grid-template-columns: 1fr; }
}

/* Releases (Novinky) */
.release{
  padding: 16px;
  border: 1px solid rgba(15,23,42,0.10);
  border-radius: 16px;
  background: rgba(255,255,255,0.75);
  margin: 12px 0;
}
.release__head{
  display:flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}
.release ul{
  margin: 10px 0 0 18px;
}


.hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap: 12px;
  margin-top: 0.9rem;
}


.screenshot{
  width:100%;
  height: 220px;
  object-fit: contain;
  display:block;
}

.divider{height:1px;background:rgba(15,23,42,.12);margin:2rem 0;}

.section-title{margin:0 0 1rem 0;font-size:1.25rem;}

/* Feature list for Product page */
.feature-list{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:.75rem 1.25rem;
  padding-left:1.1rem;
  margin:1rem 0 0 0;
}
.feature-list li{margin:.15rem 0;}


/* v11: Product modules list - vertical */
.feature-list{
  display:block;
  padding-left:1.2rem;
  margin:1rem 0 0 0;
}
.feature-list li{margin:.4rem 0;}



/* v12: Download page layout */
.download-grid{
  display:grid;
  grid-template-columns:repeat(2, minmax(0, 1fr));
  gap:1.25rem;
  margin-top:1rem;
}
.card--pad{ padding:1.5rem; border-radius:16px; background:#fff; box-shadow:0 10px 30px rgba(0,0,0,.06); }
.btn-row{ display:flex; flex-wrap:wrap; gap:.75rem; margin-top:1rem; }
.link-list{ margin:0; padding-left:1.1rem; }
.link-list li{ margin:.5rem 0; }
@media (max-width: 900px){
  .download-grid{ grid-template-columns:1fr; }
}


/* v14: align download cards */
.download-grid{
  align-items: stretch;
}