/* RESET */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, sans-serif;
}

body {
  background-color: #f4fff6;
  color: aqua;
  scroll-behavior: smooth;
}

/* HERO */
.hero {
  position: relative;
  height: 100vh;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
}

/* VIDEO */
.bg-video {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100vw;
  height: 100vh;
  object-fit: cover;
  transform: translate(-50%, -50%);
  z-index: -2;
}

/* OVERLAY */
.overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: -1;
}

/* CONTENT */
.content {
  color: white;
  max-width: 750px;
  padding: 20px;
  animation: fadeIn 1.2s ease;
}

.content h1 {
  font-size: 3rem;
  margin-bottom: 20px;
}

.content p {
  font-size: 1.2rem;
  line-height: 1.7;
  margin-bottom: 40px;
}

/* CTA BUTTON */
.cta-btn {
  background: #e3eb07;
  color: #1b4332;
  border: none;
  padding: 15px 40px;
  font-size: 1.1rem;
  font-weight: bold;
  border-radius: 50px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  transition: all 0.3s ease;
}

.cta-btn:hover {
  background: #05e736;
  transform: translateY(-4px);
}

/* ARROW */
.arrow {
  animation: arrowMove 1s infinite;
  color: red;
}

@keyframes arrowMove {
  0% { transform: translateX(0); }
  50% { transform: translateX(8px); }
  100% { transform: translateX(0); }
}

/* SECTIONS */
.section {
  padding: 80px 20px;
  text-align: center;
}

.section h2 {
  font-size: 2.2rem;
  margin-bottom: 25px;
}

.section ul,
.section ol {
  max-width: 700px;
  margin: 30px auto 0;
  text-align: left;
}

.section li {
  margin-bottom: 12px;
}

/* LIGHT / DARK */
.light {
  background-color: #090909;
}

.dark {
  background-color: #000000;
}

/* DETECTION */
.detection {
  display: none;
  height: 100vh;
}

.detection iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* FOOTER */
.footer {
  background: #1b4332;
  color: white;
  text-align: center;
  padding: 20px;
}

/* ANIMATION */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .content h1 {
    font-size: 2.2rem;
  }

  .cta-btn {
    padding: 14px 30px;
    font-size: 1rem;
  }
}