body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background: #0a0a0a;
  color: #fff;
  line-height: 1.6;
  scroll-behavior: smooth;
}

/* --- Header Styling --- */
.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  z-index: 1000;
  padding: 12px 0;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
}

.logo {
  height: 40px;
}

.nav-links {
  display: flex;
  gap: 24px;
}

.nav-links a {
  text-decoration: none;
  color: #222;
  font-weight: 600;
  font-size: 16px;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: #007bff;
}

.cta-button {
  background-color: #007bff;
  color: white;
  padding: 10px 18px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
  font-size: 15px;
  transition: background 0.3s ease;
}

.cta-button:hover {
  background-color: #0056b3;
}

@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .nav-links {
    flex-wrap: wrap;
    gap: 12px;
  }
}

/* --- Hero Section --- */
.hero-section {
  min-height: 70vh;
  background: url('homepage.png') center center / cover no-repeat;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  text-align: center;
}

.hero-text h1 {
  font-family: 'Montserrat', sans-serif;
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hero-text p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.btn-primary {
  background: #00d4ff;
  color: #000;
  padding: 0.8rem 2rem;
  border-radius: 8px;
  font-weight: bold;
  transition: background 0.3s ease;
}

.btn-primary:hover {
  background: #00aacc;
}

/* --- Sections --- */
.features-section,
.plans-section,
.contact-section {
  padding: 80px 20px;
  text-align: center;
}

.features-section {
  background: url('A_digital_rendering_showcases_a_three-dimensional_.png') center center / cover no-repeat;
}

.plans-section {
  background: url('A_2D_digital_illustration_in_a_futuristic_style_sh.png') center center / cover no-repeat;
}

.contact-section {
  background: url('A_digital_illustration_features_a_futuristic_human.png') center center / cover no-repeat;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  max-width: 1200px;
  margin: 0 auto;
  gap: 2rem;
  margin-top: 2rem;
}

@media (min-width: 992px) {
  .features-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.feature-card,
.plan-card {
  background: rgba(0, 0, 0, 0.6);
  border-radius: 12px;
  padding: 2rem;
}

.plan-card {
  border: 1px solid #444;
}

.plan-card.highlight {
  border: 2px solid #00d4ff;
}

/* --- Footer --- */
.footer {
  background: #000;
  padding: 2rem;
  text-align: center;
  font-size: 0.9rem;
  color: #777;
}

/* --- Testimonials Carousel Section --- */
.testimonials-carousel {
  background: #0a0a0a;
  padding: 80px 20px;
  text-align: center;
  position: relative;
}

.testimonials-carousel h2 {
  color: #00d4ff;
  font-size: 2.2rem;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.section-subtitle {
  color: #aaa;
  font-size: 1rem;
  margin-bottom: 2rem;
}

.carousel-wrapper {
  position: relative;
  max-width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-viewport {
  overflow: hidden;
  width: 960px; /* 3 reels = 3 * (300 + 20) */
}

.carousel-track {
  display: flex;
  transition: transform 0.4s ease-in-out;
  gap: 20px;
}

.carousel-track iframe {
  width: 300px;
  height: 400px;
  border: none;
  border-radius: 12px;
  flex-shrink: 0;
  box-shadow: 0 0 10px rgba(0, 212, 255, 0.2);
}

.carousel-btn {
  background: #00d4ff;
  border: none;
  color: #000;
  font-size: 2rem;
  padding: 0 12px;
  cursor: pointer;
  z-index: 2;
  border-radius: 6px;
  margin: 0 10px;
  height: 60px;
  transition: background 0.3s ease;
}

.carousel-btn:hover {
  background: #00aacc;
}

.carousel-btn.prev { left: 0; }
.carousel-btn.next { right: 0; }

.follow-button {
  display: inline-block;
  margin-top: 2rem;
  background-color: #E1306C;
  color: #fff;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background 0.3s ease;
}

.follow-button:hover {
  background-color: #c1275d;
}

/* --- Responsive Carousel Adjustments --- */
@media (max-width: 1024px) {
  .carousel-viewport {
    width: 640px;
  }
}

@media (max-width: 768px) {
  .carousel-viewport {
    width: 320px;
  }

  .carousel-btn {
    height: 40px;
    font-size: 1.5rem;
  }
}