:root{
  --primary:#1f5fa8;
  --primary-dark:#184c85;
  --accent:#c62828;
  --text:#18324c;
  --soft:#667689;
  --bg:#f4f7fb;
  --border:#dce6f0;
  --white:#ffffff;
  --shadow:0 14px 36px rgba(18,48,78,.10);
}

*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  font-family:Arial, Helvetica, sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
}

a{
  text-decoration:none;
  transition:.25s ease;
}

img{
  display:block;
  max-width:100%;
}

.container{
  width:min(100% - 32px, 1240px);
  margin:0 auto;
}

/* ===============================
   HEADER
================================= */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(17,43,73,.96);
  backdrop-filter:blur(12px);
  box-shadow:0 10px 28px rgba(12,36,63,.18);
}

.header-top{
  min-height:70px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-bottom:1px solid rgba(255,255,255,.08);
}

.brand{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:14px;
  color:#fff;
  font-weight:800;
  font-size:clamp(1.1rem,2vw,1.65rem);
  text-align:center;
}

.brand img{
  width:52px;
  height:52px;
  object-fit:contain;
}

.header-bottom{
  min-height:52px;
  display:flex;
  align-items:center;
  justify-content:center;
}

.main-nav ul{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  list-style:none;
  flex-wrap:wrap;
}

.main-nav a{
  display:inline-flex;
  align-items:center;
  min-height:38px;
  padding:0 13px;
  color:#fff;
  font-size:.94rem;
  font-weight:700;
  border-radius:999px;
}

.main-nav a:hover,
.main-nav a.active{
  background:rgba(255,255,255,.13);
}

.main-nav .nav-cta{
  background:linear-gradient(135deg,#b72525,#d33535);
  box-shadow:0 10px 22px rgba(198,40,40,.22);
}

/* ===============================
   HERO
================================= */
.hero{
  background:
    radial-gradient(circle at top right,rgba(255,255,255,.12),transparent 30%),
    linear-gradient(135deg,#102947,#1f5fa8);
  color:#fff;
  text-align:center;
  padding:24px 0 28px;
}

.badge{
  display:inline-block;
  padding:5px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.14);
  color:#fff;
  font-weight:800;
  margin-bottom:8px;
  font-size:.88rem;
}

.hero h1{
  font-size:clamp(1.8rem,4vw,2.7rem);
  line-height:1.08;
  margin-bottom:6px;
}

.hero p{
  max-width:760px;
  margin:0 auto;
  color:rgba(255,255,255,.88);
  font-size:.98rem;
}

/* ===============================
   SECTION
================================= */
.section{
  padding:48px 0;
}

/* ===============================
   GRID
================================= */
.grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
}

.card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:24px;
  overflow:hidden;
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  min-height:100%;
}

.image{
  display:block;
  height:260px;
  background:#dde8f2;
  overflow:hidden;
}

.image img{
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center;
}

.noimg{
  height:100%;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#74869a;
  font-weight:800;
}

.body{
  padding:24px;
  display:flex;
  flex-direction:column;
  flex:1;
}

.meta{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-bottom:16px;
}

.meta span{
  background:#edf4fc;
  color:var(--primary);
  padding:6px 12px;
  border-radius:999px;
  font-size:.86rem;
  font-weight:800;
}

.meta span:last-child{
  background:#f5f8fb;
  color:#5f7186;
  border:1px solid var(--border);
}

.card h3{
  font-size:1.18rem;
  line-height:1.35;
  margin-bottom:12px;
}

.card h3 a{
  color:var(--text);
}

.card h3 a:hover{
  color:var(--primary);
}

.card p{
  color:var(--soft);
  margin-bottom:18px;
  font-size:.96rem;
}

.btn{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:max-content;
  padding:10px 16px;
  border-radius:12px;
  background:var(--primary);
  color:#fff !important;
  font-weight:800;
  cursor:pointer;
}

.btn:hover{
  background:var(--primary-dark);
}

.empty{
  background:#fff;
  padding:26px;
  border-radius:20px;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
  text-align:center;
  color:var(--soft);
}

/* ===============================
   FOOTER
================================= */
.site-footer{
  background:#102947;
  color:#fff;
  padding:24px 0;
  text-align:center;
  margin-top:40px;
}

.footer-inner{
  font-size:.95rem;
}

/* ===============================
   DETAIL PAGE
================================= */
.detail-header-inner{
  min-height:70px;
  justify-content:center;
}

.detail-back{
  width:auto;
  font-size:1.05rem;
}

.detail-hero{
  padding:24px 0 28px;
}

.detail-hero h1{
  font-size:clamp(1.5rem,3vw,2.35rem);
  max-width:950px;
  margin:0 auto 8px;
}

.detail-section{
  padding:42px 0;
}

.activity-detail-box{
  background:#fff;
  border:1px solid var(--border);
  border-radius:24px;
  padding:28px;
  box-shadow:var(--shadow);
  max-width:980px;
  margin:0 auto;
}

.detail-main-img{
  width:100%;
  max-height:360px;
  object-fit:cover;
  border-radius:18px;
  margin-bottom:26px;
}

.detail-content{
  font-size:1.04rem;
  line-height:1.9;
  color:var(--text);
  margin-bottom:28px;
}

.gallery-title{
  margin:24px 0 18px;
  font-size:1.5rem;
}

/* NOVA PREMIUM GALERIJA 3 U RED */
.detail-gallery{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
  margin-bottom:32px;
}

.detail-gallery a{
  display:block;
  border-radius:16px;
  overflow:hidden;
  background:#eef3f8;
  box-shadow:0 10px 22px rgba(18,48,78,.08);
}

.detail-gallery img{
  width:100%;
  height:220px;
  object-fit:cover;
  display:block;
  transition:transform .25s ease;
}

.detail-gallery a:hover img{
  transform:scale(1.04);
}

/* ===============================
   RESPONSIVE
================================= */
@media(max-width:1180px){

  .grid{
    grid-template-columns:repeat(2,1fr);
  }

  .main-nav ul{
    justify-content:flex-start;
    overflow-x:auto;
    padding-bottom:6px;
  }
}

@media(max-width:900px){

  .detail-gallery{
    grid-template-columns:repeat(2,1fr);
  }
}

@media(max-width:720px){

  .header-top{
    min-height:auto;
    padding:14px 0;
  }

  .brand{
    flex-direction:column;
    font-size:1rem;
  }

  .header-bottom{
    padding:8px 0 12px;
  }

  .main-nav ul{
    justify-content:center;
  }

  .hero{
    padding:22px 0 26px;
  }

  .grid{
    grid-template-columns:1fr;
  }

  .image{
    height:230px;
  }

  .activity-detail-box{
    padding:20px;
  }

  .detail-main-img{
    max-height:260px;
  }

  .detail-gallery{
    grid-template-columns:1fr;
  }

  .detail-gallery img{
    height:240px;
  }
}