/* ============================================================
   AntenSerwis Lubuskie — CSS
   Używa systemowych fontów dla szybkości ładowania.
   ============================================================ */

:root{
  --bg: #0B1F3A;
  --bg-2:#0f2a4d;
  --surface:#ffffff;
  --text:#0f1b2a;
  --muted:#55657a;
  --border:#e6edf6;
  --brand:#00B2FF;
  --brand-2:#0B1F3A;
  --ok:#198754;
  --shadow: 0 14px 40px rgba(11,31,58,.18);
  --radius: 18px;
  --radius-sm: 12px;
  --max: 1120px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  color:var(--text);
  background:#f6f9ff;
  line-height:1.55;
}

img{max-width:100%; height:auto; display:block;}
a{color:inherit; text-decoration:none;}
p{margin:0 0 1rem;}
ul{margin:0; padding-left:1.2rem;}

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

.skip-link{
  position:absolute;
  left:-999px;
  top:auto;
  width:1px;
  height:1px;
  overflow:hidden;
}
.skip-link:focus{
  left:1rem;
  top:1rem;
  width:auto;
  height:auto;
  padding:.75rem 1rem;
  background:#fff;
  border:2px solid var(--brand);
  border-radius:10px;
  z-index:9999;
}

.topbar{
  background:linear-gradient(90deg, var(--bg), var(--bg-2));
  color:#fff;
  font-size:.95rem;
}
.topbar .wrap{
  display:flex;
  gap:1rem;
  align-items:center;
  justify-content:space-between;
  padding:.55rem 0;
}
.topbar a{color:#fff; text-decoration:underline; text-underline-offset:3px;}
.topbar .pill{
  display:inline-flex;
  gap:.5rem;
  align-items:center;
  padding:.25rem .6rem;
  border:1px solid rgba(255,255,255,.22);
  border-radius:999px;
  background:rgba(255,255,255,.08);
}

.header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(246,249,255,.9);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--border);
}
.header .wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:.85rem 0;
  gap:1rem;
}

.brand{
  display:flex;
  gap:.75rem;
  align-items:center;
}
.brand img{width:220px; height:auto;}

.nav{
  display:flex;
  gap:.25rem;
  align-items:center;
}
.nav a{
  padding:.6rem .85rem;
  border-radius:999px;
  color:var(--text);
  font-weight:700;
}
.nav a:hover{background:#e9f7ff;}
.nav a[aria-current="page"]{
  background:#e9f7ff;
  color:var(--bg);
  border:1px solid #cfefff;
}

.menu-btn{
  display:none;
  border:1px solid var(--border);
  background:#fff;
  border-radius:12px;
  padding:.55rem .75rem;
  font-weight:800;
  cursor:pointer;
}

.hero{
  padding:3.2rem 0 2.2rem;
}
.hero .grid{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap:2rem;
  align-items:center;
}
.hero .kicker{
  display:inline-flex;
  gap:.5rem;
  align-items:center;
  padding:.35rem .75rem;
  border-radius:999px;
  border:1px solid #cfefff;
  background:#e9f7ff;
  color:var(--bg);
  font-weight:800;
  font-size:.95rem;
}
.hero h1{
  margin:.9rem 0 .8rem;
  line-height:1.1;
  letter-spacing:-.02em;
  font-size: clamp(2rem, 3.5vw, 3.1rem);
}
.hero .lead{
  color:var(--muted);
  font-size:1.1rem;
}
.hero .cta{
  display:flex;
  gap:.75rem;
  flex-wrap:wrap;
  margin-top:1.25rem;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.55rem;
  padding:.9rem 1.05rem;
  border-radius:14px;
  font-weight:900;
  border:1px solid transparent;
  cursor:pointer;
}
.btn-primary{
  background:var(--brand);
  color:#07101a;
  box-shadow: 0 12px 26px rgba(0,178,255,.25);
}
.btn-primary:hover{filter:brightness(.98);}
.btn-outline{
  background:#fff;
  border-color:#cfefff;
  color:var(--text);
}
.btn-outline:hover{background:#f3fbff;}

/* Na ciemnym tle (np. sekcje .callout) przycisk outline musi być czytelny */
.callout .btn-outline{
  background:transparent;
  border-color:rgba(255,255,255,.35);
  color:#fff;
}
.callout .btn-outline:hover{background:rgba(255,255,255,.08);}
.btn-secondary{
  background:var(--bg);
  color:#fff;
}
.hero .trust{
  display:flex;
  gap:1rem;
  flex-wrap:wrap;
  margin-top:1.25rem;
  color:var(--muted);
  font-weight:700;
}
.hero .trust span{
  display:inline-flex;
  gap:.5rem;
  align-items:center;
}

.card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow: var(--shadow);
}

.hero-visual{
  padding:1rem;
}
.hero-visual img{
  border-radius: 22px;
  border:1px solid rgba(0,178,255,.18);
}

.section{
  padding:2.6rem 0;
}
.section h2{
  margin:0 0 1rem;
  font-size: clamp(1.6rem, 2.2vw, 2.1rem);
  letter-spacing:-.01em;
}
.section .sub{
  margin:0 0 1.4rem;
  color:var(--muted);
  max-width: 70ch;
}

.grid-3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:1rem;
}
.grid-2{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap:1rem;
}
.feature{
  padding:1.25rem;
  border-radius:var(--radius);
  background:#fff;
  border:1px solid var(--border);
}
.feature h3{margin:.2rem 0 .5rem; font-size:1.12rem;}
.feature p{margin:0; color:var(--muted);}
.icon{
  width:44px; height:44px;
  border-radius:14px;
  display:grid;
  place-items:center;
  background:#e9f7ff;
  border:1px solid #cfefff;
  font-weight:900;
  color:var(--bg);
}

.callout{
  background:linear-gradient(135deg, var(--bg), var(--bg-2));
  color:#fff;
  padding:1.5rem;
  border-radius:var(--radius);
  border:1px solid rgba(255,255,255,.12);
}
.callout h3{margin:0 0 .6rem; font-size:1.35rem;}
.callout p{color:rgba(255,255,255,.85); max-width: 70ch;}
.callout .cta{margin-top:1rem;}

.badge{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  padding:.35rem .7rem;
  border-radius:999px;
  background:rgba(0,178,255,.14);
  border:1px solid rgba(0,178,255,.26);
  font-weight:800;
  color:#fff;
}

.list-check{
  list-style:none;
  padding-left:0;
  margin:0;
}
.list-check li{
  display:flex;
  gap:.65rem;
  align-items:flex-start;
  padding:.35rem 0;
}
.list-check li::before{
  content:"✓";
  font-weight:900;
  color:var(--ok);
  display:inline-block;
  width:1.2rem;
}

.city-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap:1rem;
}
.city{
  padding:1.1rem 1.15rem;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
}
.city h3{margin:.2rem 0 .4rem; font-size:1.15rem;}
.city p{margin:0; color:var(--muted);}

.faq{
  display:grid;
  gap:.75rem;
}
details{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  padding: .85rem 1rem;
}
summary{
  cursor:pointer;
  font-weight:900;
}
details p{color:var(--muted); margin:.6rem 0 0;}

.gallery{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:1rem;
}
.gallery figure{
  margin:0;
  overflow:hidden;
  border-radius:var(--radius);
  border:1px solid var(--border);
  background:#fff;
}
.gallery img{
  aspect-ratio: 3 / 2;
  object-fit:cover;
  transition: transform .25s ease;
}
.gallery figure:hover img{transform:scale(1.03);}
.gallery figcaption{
  padding:.75rem .9rem;
  color:var(--muted);
  font-weight:700;
  font-size:.95rem;
}

.modal{
  position:fixed;
  inset:0;
  background:rgba(4,10,18,.78);
  display:none;
  align-items:center;
  justify-content:center;
  padding:1rem;
  z-index:100;
}
.modal[open]{display:flex;}
.modal .box{
  width:min(980px, 100%);
  background:#fff;
  border-radius: 22px;
  overflow:hidden;
}
.modal header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:.85rem 1rem;
  border-bottom:1px solid var(--border);
}
.modal header strong{font-size:1.05rem;}
.modal button{
  border:1px solid var(--border);
  background:#fff;
  padding:.5rem .75rem;
  border-radius:12px;
  cursor:pointer;
  font-weight:800;
}
.modal img{width:100%; height:auto; display:block;}

.form{
  display:grid;
  gap:.75rem;
}
.field{
  display:grid;
  gap:.35rem;
}
label{font-weight:800;}
input, textarea{
  font:inherit;
  padding:.8rem .9rem;
  border:1px solid var(--border);
  border-radius:14px;
  background:#fff;
}
textarea{min-height:140px; resize:vertical;}
input:focus, textarea:focus, .btn:focus, .menu-btn:focus, summary:focus{
  outline:3px solid rgba(0,178,255,.35);
  outline-offset:2px;
}

.footer{
  margin-top:2.5rem;
  background:#07101a;
  color:#cfe0f5;
  padding:2.2rem 0;
}
.footer a{color:#cfe0f5; text-decoration:underline; text-underline-offset:3px;}
.footer .grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:1.5rem;
}
.footer .small{color:rgba(207,224,245,.75); font-size:.95rem;}
.footer .note{margin-top:1rem; color:rgba(207,224,245,.72); font-size:.88rem;}

hr.sep{
  border:none;
  border-top:1px solid var(--border);
  margin:1.8rem 0;
}

@media (max-width: 920px){
  .hero .grid{grid-template-columns:1fr; }
  .grid-3{grid-template-columns:1fr;}
  .grid-2{grid-template-columns:1fr;}
  .city-grid{grid-template-columns:1fr;}
  .gallery{grid-template-columns:1fr;}
  .menu-btn{display:inline-flex;}
  .nav{display:none; position:absolute; right:1rem; top:70px; flex-direction:column; background:#fff; border:1px solid var(--border); border-radius:18px; padding:.35rem; box-shadow: var(--shadow); width:min(260px, calc(100vw - 2rem));}
  .nav a{width:100%; justify-content:flex-start;}
  .nav[data-open="true"]{display:flex;}
}