/* Betonová paleta + lightbox + timeline (code-only) */
*{box-sizing:border-box}
:root{--bg:#f2f3f4;--text:#1f2328;--muted:#6b7280;--primary:#5e6b78;--card:#ffffff;--shadow:0 10px 30px rgba(0,0,0,.08)}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
html{scroll-behavior:smooth}
.container{width:min(1100px,92%);margin:0 auto}
.hero{position:relative;height:68vh;min-height:420px;display:grid;place-items:center;overflow:hidden}
.hero__image{position:absolute;inset:0;background:url('assets/hero.jpg') center/cover no-repeat;transform:scale(1.02)}
.hero__overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.35),rgba(0,0,0,.35))}
.hero__content{position:relative;text-align:center;color:#fff}
.hero h1{font-size:clamp(38px,6vw,64px);margin:0 0 .2em 0;letter-spacing:.5px}
.subtitle{font-size:clamp(16px,2.4vw,22px);margin:.15em 0 .15em 0;opacity:.98}
.subtitle-alt{font-size:clamp(16px,2.2vw,20px);margin:.15em 0 1.2em 0;opacity:.95}
.btn{display:inline-block;padding:.9em 1.2em;border-radius:10px;text-decoration:none;font-weight:600}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow)}
section{padding:64px 0}
h2{font-size:clamp(26px,3.4vw,34px);margin:0 0 20px 0}
p{line-height:1.6}p.muted{color:var(--muted)}
.grid{display:grid;gap:18px;grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);padding:20px;border-radius:14px;box-shadow:var(--shadow)}
.card a.cardlink{display:block;color:inherit;text-decoration:none}
.card a.cardlink:hover h3{text-decoration:underline}
.card h3{margin:0 0 8px 0;font-size:18px}
.card p{margin:0;color:var(--muted)}
@media (max-width:1000px){.grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.grid{grid-template-columns:1fr}}
.gallery{padding:56px 0}
.grid-gallery{display:grid;gap:15px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.grid-gallery img{width:100%;height:220px;object-fit:cover;border-radius:10px;box-shadow:0 6px 18px rgba(0,0,0,.12);transition:transform .18s ease;cursor:zoom-in}
.grid-gallery img:hover{transform:scale(1.03)}
.notice {
  text-align: left;
  font-size: 1.2rem;
  color: #555;
  font-style: italic;
  margin: 2rem 0;
  padding: 1.5rem;
  border: 2px solid #fff;
  background: #fafafa;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}
.service{padding:56px 0}
.service .lead{color:var(--muted);margin:6px 0 18px}
.timeline{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:18px}
.timeline li{display:grid;grid-template-columns:110px 1fr;gap:16px;align-items:start;background:var(--card);border-radius:12px;box-shadow:var(--shadow);padding:12px}
.tl-media img{width:100%;height:100px;object-fit:cover;border-radius:8px;display:block;cursor:zoom-in}
.tl-text h3{margin:0 0 6px;font-size:18px}
.tl-text p{margin:0;color:var(--muted)}
.tl-empty{height:100px;background:repeating-linear-gradient(45deg,#eef,#eef 10px,#f8f8f8 10px,#f8f8f8 20px);border-radius:8px}
@media (max-width:700px){.timeline li{grid-template-columns:1fr}.tl-media img,.tl-empty{height:180px}}
.contact__wrap{display:grid;grid-template-columns:1.1fr 1fr;gap:22px;align-items:start}
.contact__info,.contact__form{background:var(--card);padding:20px;border-radius:12px;box-shadow:var(--shadow)}
.contact__form{display:grid;gap:10px}
.contact__form input,.contact__form textarea{width:100%;padding:10px 12px;border:1px solid #e5e7eb;border-radius:10px;font-size:16px}
.contact__form button{border:0;cursor:pointer}
@media (max-width:900px){.contact__wrap{grid-template-columns:1fr}}
.footer{background:#0f1115;color:#cdd3dd;padding:26px 0;text-align:center;font-size:14px}
#lightboxOverlay{position:fixed;inset:0;background:rgba(0,0,0,.85);display:none;align-items:center;justify-content:center;z-index:9999}
#lightboxOverlay.active{display:flex}
.lb-inner{max-width:min(92vw,1100px);max-height:88vh;display:grid;gap:10px}
.lb-inner img{width:100%;height:auto;max-height:78vh;object-fit:contain;display:block;border-radius:8px}
.lb-caption{color:#fff;text-align:center;font-size:15px}
.lb-close{position:absolute;top:14px;right:18px;background:transparent;border:0;color:#fff;font-size:28px;cursor:pointer}

.social-card {
  display: inline-block;
  padding: 14px 22px;
  border: 1px solid #ddd;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  transition: all 0.2s ease;
  margin-top: 16px;
  text-align: center;
}

.social-card.full {
  display: block;
  width: 100%;
}

.social-card a {
  text-decoration: none;
  color: #3b5998; /* Facebook modrá */
  font-weight: bold;
  font-size: 1.1em;
}

.social-card:hover {
  background: #3b5998;
}

.social-card:hover a {
  color: #fff;
}

.footer {
  background-color: #f9f9f9;
  border-top: 1px solid #ddd;
  padding: 20px 0;
  margin-top: 40px;
  font-size: 14px;
  color: #333;
}

.footer__wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  max-width: 900px;
  margin: 0 auto;
}

.footer__col {
  flex: 1;
  min-width: 220px;
  margin: 10px;
}

.footer a {
  color: #0044cc;
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}