body {
  margin:0;
  font-family: Inter, Arial, sans-serif;
  background:#0B0F1A;
  color:#E5E7EB;
}

.topbar {
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:15px 40px;
  background:#0B0F1A;
}

.logo {
  height: 42px;        /* vizuelna visina */
  width: auto;         /* zadrži pravi omjer */
  max-width: 100px;    /* ne prelazi 100px */
  object-fit: contain;
  background: transparent;
  display: block;
}

nav a {
  margin-left:20px;
  color:#E5E7EB;
  text-decoration:none;
}

.btn, .btn-big {
  background:#00E5FF;
  color:#000;
  padding:10px 18px;
  border-radius:6px;
}

.btn-big {
  display:inline-block;
  margin-top:30px;
  padding:14px 26px;
}

.hero {
  position: relative;
  text-align: center;
  padding: 120px 10%;
  min-height: 100vh;
  will-change: background-position;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-logo {
  max-width:380px;
  margin-bottom:40px;
}
.hero h1 {
  font-size: 46px;
  margin-top: 30px;
}

.hero p {
  font-size: 18px;
  max-width: 900px;
  margin: 20px auto 0;
  opacity: 0.9;
}

.section {
  padding:100px 8%;
  text-align:center;
}

.grid, .gallery, .pricing-grid {
  display:grid;
  gap:25px;
}

.grid {
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
}

.gallery {
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
}

.gallery img {
  width:100%;
  border-radius:10px;
}

.pricing-grid {
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
}

.price-card {
  background:#12182A;
  padding:30px;
  border-radius:10px;
}

.highlight {
  border:2px solid #00E5FF;
}

.video iframe {
  width:80%;
  height:450px;
  border-radius:10px;
}

.contact input, .contact textarea {
  width:100%;
  margin:10px 0;
  padding:12px;
}

footer {
  padding:30px;
  text-align:center;
  background:#070A12;
}

/* FADE IN */
.fade {
  opacity:0;
  transform:translateY(40px);
  transition:1s;
}

.fade.show {
  opacity:1;
  transform:none;
}

#lightbox {
  position: fixed;
  top:0;
  left:0;
  width:100%;
  height:100%;
  background: rgba(0,0,0,0.9);
  display:none;
  justify-content:center;
  align-items:center;
  z-index:9999;
}

#lightbox img {
  max-width:95%;
  max-height:95%;
  border-radius:12px;
}

.mail-success {
  margin: 20px auto;
  padding: 14px 20px;
  max-width: 600px;
  background: rgba(0, 229, 255, 0.15);
  border: 1px solid #00E5FF;
  border-radius: 8px;
  color: #00E5FF;
  text-align: center;
  font-weight: 500;
}

/* GLOBAL SCROLLING BACKGROUND */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;

  background:
    linear-gradient(
      rgba(11,15,26,0.70),
      rgba(11,15,26,0.70)
    ),
    url("../img/gponnms-bg.png");

  background-size: cover;
  background-position: center var(--bg-offset, 0px);
  background-repeat: no-repeat;

  z-index: -1;
  will-change: transform;
}

.video {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}

.video iframe {
  position: absolute;
  top:0;
  left:0;
  width:100%;
  height:100%;
}