body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #0b0f14;
  color: #e6f1ff;
}

/* HEADER */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 40px;
  background: #020409;
}

.logo {
  height: 72px;
}

.nav a {
  color: #e6f1ff;
  margin-left: 20px;
  text-decoration: none;
  font-size: 15px;
}

.social-icon {
  height: 22px;
  margin-left: 14px;
}

/* HERO */
.hero {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  align-items: center;
  gap: 60px;
  padding: 100px 60px;
  background: radial-gradient(
    circle at top left,
    rgba(0, 229, 255, 0.12),
    transparent 60%
  );
}

.hero-content h2 {
  font-size: 42px;
}

.hero-content p {
  font-size: 18px;
  max-width: 520px;
  opacity: 0.9;
}

.buttons {
  margin-top: 30px;
}

.btn {
  padding: 12px 26px;
  background: #00e5ff;
  color: #000;
  text-decoration: none;
  margin-right: 12px;
  border-radius: 4px;
  font-weight: bold;
}

.btn.secondary {
  background: transparent;
  border: 1px solid #00e5ff;
  color: #00e5ff;
}

.hero-image img {
  width: 100%;
  max-width: 1000px;
  border-radius: 12px;
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.6),
    0 0 60px rgba(0, 229, 255, 0.25);
  transform: perspective(1200px) rotateY(-6deg);
}

/* DEMO SECTION */
.demo-section {
  padding: 120px 40px;
  text-align: center;
}

.demo-section h2 {
  font-size: 36px;
  margin-bottom: 40px;
}

/* DEMO BOX */
.demo-box {
  max-width: 1100px;
  margin: auto;
  background: #000;
  border-radius: 16px;
  box-shadow:
    0 40px 120px rgba(0, 0, 0, 0.8),
    0 0 80px rgba(0, 229, 255, 0.15);
  overflow: hidden;
}

/* VIDEO FIX */
.video-wrapper {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 – KLJUČNO */
}

.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* FOOTER */
footer {
  padding: 20px;
  text-align: center;
  background: #020409;
  font-size: 14px;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-image img {
    transform: none;
    margin-top: 40px;
  }
}