:root{
  --bg: #070A12;
  --fg: #EAF0FF;
  --muted: rgba(234,240,255,.72);
  --muted2: rgba(234,240,255,.55);
  --stroke: rgba(255,255,255,.10);
  --stroke2: rgba(255,255,255,.16);
  --glass: rgba(255,255,255,.06);
  --glass2: rgba(255,255,255,.09);
  --shadow: 0 20px 60px rgba(0,0,0,.45);
  --radius: 18px;
  --radius2: 26px;
  --max: 1120px;

  /* fixed topbar offset */
  --topbar-h: 60px;
}

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

body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--fg);
  background:var(--bg);
  overflow-x:hidden;
}

/* Animated background canvas */
#bg{
  position:fixed;
  inset:0;
  width:100%;
  height:100%;
  z-index:-2;
}

.container{
  width:min(var(--max), calc(100% - 40px));
  margin:0 auto;
}

/* Ensure content starts below fixed topbar */
main{
  padding-top: var(--topbar-h);
}

/* Anchor links should land below fixed topbar */
section{
  scroll-margin-top: calc(var(--topbar-h) + 16px);
}

/* Topbar (always visible) */
.topbar{
  position:fixed;
  top:0;
  left:0;
  width:100%;
  z-index:100;
  backdrop-filter: blur(14px);
  background: linear-gradient(
    to bottom,
    rgba(7,10,18,.85),
    rgba(7,10,18,.55)
  );
  border-bottom:1px solid var(--stroke);
}

.topbar-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:8px 0;
  gap:18px;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  user-select:none;
}
.brand-mark{
  width:14px;
  height:14px;
  border-radius:50%;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.9), rgba(255,255,255,.15));
  box-shadow: 0 0 0 6px rgba(255,255,255,.05);
}
.brand-name{
  letter-spacing:.2px;
  font-weight:600;
}

.nav{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  justify-content:flex-end;
}
.nav a{
  color:var(--muted);
  text-decoration:none;
  font-size:14px;
  padding:8px 10px;
  border-radius:12px;
  transition: background .2s ease, color .2s ease;
}
.nav a:hover{
  background:rgba(255,255,255,.06);
  color:var(--fg);
}

/* HERO */
.hero{
  padding:64px 0 36px;
}

.hero-inner{
  display:grid;
  grid-template-columns: 1fr;
  gap:72px;
  align-items:start;
}

.hero h1{
  margin:0 0 18px 0;
  font-size: clamp(30px, 3.6vw, 48px);
  line-height:1.06;
  letter-spacing:-.6px;
}

.badges{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-bottom:18px;
}
.badge{
  font-size:12px;
  padding:7px 10px;
  border-radius:999px;
  border:1px solid var(--stroke2);
  background:rgba(255,255,255,.06);
}
.badge.subtle{
  background:rgba(255,255,255,.04);
  border-color:var(--stroke);
  color:var(--muted);
}

.lead{
  margin:0 0 16px 0;
  font-size:16px;
  line-height:1.5;
  color:var(--muted);
  max-width:58ch;
}

.cta{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin:18px 0 16px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:10px 14px;
  border-radius:14px;
  border:1px solid var(--stroke2);
  background: rgba(255,255,255,.10);
  color:var(--fg);
  text-decoration:none;
  font-size:14px;
  transition: transform .15s ease, background .2s ease, border-color .2s ease;
}
.btn:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.14);
  border-color: rgba(255,255,255,.22);
}
.btn.ghost{
  background: rgba(255,255,255,.05);
  border-color: var(--stroke);
  color: var(--muted);
}
.btn.ghost:hover{
  color: var(--fg);
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.18);
}

.fineprint{
  margin:10px 0 0;
  font-size:12px;
  color:var(--muted2);
}

/* Glass panel (System concept) */
.glass-panel{
  border-radius: var(--radius2);
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
  border:1px solid rgba(255,255,255,.12);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.panel-title{
  padding:14px 16px;
  font-size:13px;
  color:var(--muted);
  border-bottom:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
}
.panel-body{
  padding:16px;
}

.io-grid{
  display:grid;
  gap:10px;
}
.io{
  padding:12px 12px;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.18);
}
.io-label{
  font-size:12px;
  color:var(--muted2);
  margin-bottom:6px;
}
.io-value{
  font-size:13px;
  line-height:1.35;
  color:var(--fg);
}

.divider{
  height:1px;
  background: rgba(255,255,255,.10);
  margin:14px 0;
}

.mini{
  display:flex;
  gap:12px;
  margin:8px 0;
}
.mini-k{
  width:70px;
  color:var(--muted2);
  font-size:12px;
}
.mini-v{
  color:var(--muted);
  font-size:12px;
  line-height:1.35;
}

.hint{
  margin-top:12px;
  font-size:12px;
  color:var(--muted2);
  padding:12px 12px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.16);
}

/* SECTIONS */
.section{
  padding:44px 0;
}

.section h2{
  margin:0 0 16px 0;
  font-size:22px;
  letter-spacing:-.2px;
}

.grid{
  display:grid;
  gap:14px;
}
.grid.two{ grid-template-columns: repeat(2, minmax(0,1fr)); }

/* Core pillars: 2x2 grid */
.grid.four{ grid-template-columns: repeat(2, minmax(0,1fr)); }

.card{
  border-radius: var(--radius);
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  padding:16px;
  box-shadow: 0 14px 40px rgba(0,0,0,.25);
}
.card h3{
  margin:0 0 8px 0;
  font-size:16px;
  letter-spacing:-.2px;
}
.card p{
  margin:0 0 10px 0;
  color:var(--muted);
  line-height:1.5;
  font-size:14px;
}
.card p:last-child{ margin-bottom:0; }
.muted{ color:var(--muted2) !important; }

.kicker{
  display:inline-block;
  font-size:11px;
  color:var(--muted2);
  border:1px solid rgba(255,255,255,.10);
  padding:4px 8px;
  border-radius:999px;
  margin-bottom:10px;
  background: rgba(0,0,0,.16);
}

/* Wide section (Status/Contact) */
.section-wide{
  padding:44px 0; /* dokładnie jak zwykła .section */
}

.wide-card{
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
  border:1px solid rgba(255,255,255,.12);
  box-shadow: var(--shadow);
  padding:18px;
}

.wide-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:14px;
}
.wide-top h2{
  margin:0;
}
/* Status: vertical stack */
.wide-grid-vertical{
  display:grid;
  grid-template-columns: 1fr;
  gap:12px;
}

.wide-grid{
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap:12px;
}

/* Contact row: 2 columns when you add class="wide-grid wide-grid-2" in HTML */
.wide-grid-2{
  grid-template-columns: repeat(2, minmax(0,1fr));
}

.wide-block{
  padding:14px 14px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.16);
}
.wide-k{
  font-size:12px;
  color:var(--muted2);
  margin-bottom:6px;
}
.wide-v{
  font-size:13px;
  color:var(--muted);
  line-height:1.45;
}
.wide-v a{
  color:var(--fg);
  text-decoration:none;
  border-bottom:1px solid rgba(255,255,255,.22);
}
.wide-v a:hover{
  border-bottom-color: rgba(255,255,255,.45);
}

.wide-divider{
  height:1px;
  background: rgba(255,255,255,.10);
  margin:24px 0 32px; /* góra | boki | dół */
}

.footerline{
  margin-top:14px;
  font-size:12px;
  color:var(--muted2);
  text-align:center;
}

/* Responsive */
@media (max-width: 980px){
  .hero-inner{ grid-template-columns: 1fr; }
  .grid.four{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .wide-grid{ grid-template-columns: 1fr; }
}

@media (max-width: 640px){
  .grid.two{ grid-template-columns: 1fr; }
  .grid.four{ grid-template-columns: 1fr; }
  .nav{ display:none; }

  .hero{ padding-top:64px; }

  :root{ --topbar-h: 56px; }
}