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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, sans-serif;
  color: white;
  line-height: 1.6;
  background-color: #121212;

  /* GRID + HOVER EFFECT */
  background-image:
    radial-gradient(
      circle 180px at var(--mouse-x, 50%) var(--mouse-y, 50%),
      rgba(0, 194, 255, 0.28),
      transparent 45%
    ),
    linear-gradient(to right, rgba(255,255,255,0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.07) 1px, transparent 1px);

  background-size: auto, 40px 40px, 40px 40px;
  background-attachment: fixed;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(17, 17, 17, 0.92);
  backdrop-filter: blur(12px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 8%;
}

.logo img {
  width: 120px;
  height: auto;
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav a,
.dark-btn {
  color: white;
  text-decoration: none;
  background: none;
  border: none;
  font-size: 16px;
  cursor: pointer;
}

.nav a:hover {
  color: #00c2ff;
}

.menu-toggle {
  display: none;
  background: none;
  color: white;
  border: none;
  font-size: 28px;
  cursor: pointer;
}

/* Sections */
.section {
  padding: 80px 8%;
  text-align: center;
  background: transparent;
}

.container {
  max-width: 1100px;
  margin: auto;
  position: relative;
  z-index: 2;
}
.testimonial {
  text-align: left;
}

.user {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 15px;
}

.user img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
}

.user strong {
  display: block;
  font-size: 16px;
}

.user span {
  font-size: 13px;
  opacity: 0.6;
}
/* Hero */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  color: white;
  background: transparent;
  position: relative;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(
      135deg,
      rgba(17, 17, 17, 0.88),
      rgba(51, 51, 51, 0.78)
    );
  pointer-events: none;
}

/* Typography */
h1 {
  font-size: 48px;
  margin-bottom: 15px;
}

h2 {
  font-size: 36px;
  margin-bottom: 30px;
}

/* Cards */
.cards {
  display: flex;
  justify-content: center;
  gap: 25px;
  flex-wrap: wrap;
}

.card {
  background: rgba(30, 30, 30, 0.9);
  color: white;
  padding: 25px;
  width: 300px;
  border-radius: 15px;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 8px 25px rgba(0,0,0,0.3);
  backdrop-filter: blur(8px);
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}
.product-card {
  cursor: pointer;
}

.active-product {
  border-color: rgba(0, 194, 255, 0.9);
  box-shadow: 0 0 30px rgba(0, 194, 255, 0.25);
}

.empty-pricing {
  opacity: 0.75;
  font-size: 18px;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 35px rgba(0,0,0,0.5);
  border-color: rgba(0, 194, 255, 0.65);
}

.price {
  font-size: 34px;
  font-weight: bold;
  margin: 15px 0;
}

.featured {
  border: 3px solid #00c2ff;
}

/* Buttons */
.btn {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 25px;
  background: #00c2ff;
  color: #111;
  text-decoration: none;
  border: none;
  border-radius: 30px;
  font-weight: bold;
  cursor: pointer;
  transition: transform 0.3s, background 0.3s;
}

.btn:hover {
  transform: scale(1.05);
  background: #00a5d8;
}

/* Contact Form */
.contact-form {
  max-width: 600px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.contact-form input,
.contact-form textarea {
  padding: 15px;
  border: 1px solid #ccc;
  border-radius: 10px;
  font-size: 16px;
  background: rgba(255, 255, 255, 0.9);
}

.contact-form textarea {
  min-height: 150px;
}

/* Footer */
.footer {
  background: rgba(17, 17, 17, 0.92);
  color: white;
  text-align: center;
  padding: 25px;
}

/* Scroll Animations */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s, transform 0.8s;
}

.fade-in.show {
  opacity: 1;
  transform: translateY(0);
}


/* Mobile */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .nav {
    position: absolute;
    top: 75px;
    right: 8%;
    background: #111;
    flex-direction: column;
    width: 220px;
    padding: 20px;
    border-radius: 12px;
    display: none;
  }

  .nav.active {
    display: flex;
  }

  h1 {
    font-size: 36px;
  }

  h2 {
    font-size: 30px;
  }

  .hero {
    min-height: 70vh;
  }

  .card {
    width: 100%;
    max-width: 320px;
  }
}