/***************************************
 * RESET & GLOBAL
 ***************************************/
 * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  body {
    font-family: 'Poppins', sans-serif;
    background-color: #eee;
    color: #333;
  }
  img {
    display: block;
    max-width: 100%;
  }
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
  }
  a {
    text-decoration: none;
    color: inherit;
  }
  ul {
    list-style: none;
  }


  .button-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    max-width: 600px;
  }

  .button-row {
    display: flex;
    gap: 1rem;
    width: 100%;
    justify-content: flex-start;
  }

  .btn.overview-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    min-width: 120px;
  }

  /* Responsive adjustments */
  @media (max-width: 640px) {
    .button-row {
      gap: 0.5rem;
    }
    
    .btn.overview-btn {
      padding: 0.5rem 0.75rem;
      font-size: 0.8rem;
      min-width: 0;
      flex: 0 1 auto;
    }
    
    .btn.overview-btn i {
      margin-right: 0.25rem;
    }
  }

  /* For very small screens */
  @media (max-width: 360px) {
    .btn.overview-btn {
      font-size: 0.7rem;
      padding: 0.5rem;
    }
  }
  /***************************************
   * UTILITY CLASSES
   ***************************************/
  /* Buttons base style */
  .btn {
    display: inline-block;
    padding: 0.65rem 1.2rem;
    border-radius: 4px;
    background-color: #000000;
    color: #fff;
    transition: background 0.3s, box-shadow 0.3s;
    text-align: center;
    cursor: pointer;
  }
  .btn:hover {
    background-color: #000000;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  }
  
  /* .btn-app style for store badges */
  .btn-app {
    padding: 0.5rem 1rem;
    border-radius: 4px;
    background-color: #000000;
    color: #fff;
    margin-right: 0.5rem;
  }
  .btn-app:hover {
    background-color: #181818;
  }
  /***************************************
   * HEADER
   ***************************************/
  /* ============ HEADER / NAVBAR ============ */
  .header {
    background-color: #fff;
    box-shadow: 0 1px 6px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 99;
  }

  .navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    position: relative;
  }

  .logo img {
    max-height: 30px;
  }

  /* Navigation Links */
  .nav-menu .nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
    margin: 0;
    padding: 0;
  }

  .nav-links li a {
    font-weight: bold;
    position: relative;
    padding: 0.5rem;
    color: #333;
    text-decoration: none;
  }

  .nav-links li a:hover {
    color: #000000;
  }

  /* Burger Menu Icon */
  .burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
  }

  .burger span {
    width: 25px;
    height: 3px;
    background: #333;
    border-radius: 3px;
  }

  /* Responsive Styles */
  @media (max-width: 768px) {
    .nav-menu {
      position: absolute;
      top: 70px;
      left: 0;
      right: 0;
      background: #fff;
      display: none;
      flex-direction: column;
      align-items: center;
      box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    }
    
    .nav-menu.active {
      display: flex;
    }
    
    .nav-links {
      flex-direction: column;
      gap: 1rem;
      width: 100%;
      padding: 1rem 0;
    }
    
    .burger {
      display: flex;
    }
  }
  /***************************************
   * HERO SECTION WITH WAVES
   ***************************************/
  /* -------------------- HERO SECTION -------------------- */
  .hero {
    position: relative;
    height: 70vh;
    background: url("../img/product.png") center center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
  }
  
  .hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .hero-content {
    text-align: start;
    z-index: 2;
  }
  
  .hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
  }
  .hero-content p {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
  }
  
  .app-buttons {
    margin-top: 1rem;
  }
  

  /***************************************
 * UPCOMING PRODUCT SECTION
 ***************************************/
.upcoming-product {
  padding: 12rem 1rem;
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
  color: white;
  position: relative;
  overflow: hidden;
}

.upcoming-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.card-carousel {
  position: relative;
  height: 400px;
  width: 400px;
  margin: 0 auto;
}

.card {
  position: absolute;
  width: 140px;
  height: 140px;
  background: rgba(255,255,255,0.1);
  border-radius: 15px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card i {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #00ff88;
}

.card:hover {
  background: rgba(255,255,255,0.15);
  transform: translateY(-5px) scale(1.05);
}

.card[data-position="1"] { transform: rotate(-45deg) translate(200px) rotate(45deg); }
.card[data-position="2"] { transform: rotate(-15deg) translate(200px) rotate(15deg); }
.card[data-position="3"] { transform: rotate(15deg) translate(200px) rotate(-15deg); }
.card[data-position="4"] { transform: rotate(45deg) translate(200px) rotate(-45deg); }

.arrow-pointer {
  position: absolute;
  right: -80px;
  top: 50%;
  width: 60px;
  height: 60px;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="white"><path d="M14 17.9999L12.6 16.5999L16.2 12.9999H4V10.9999H16.2L12.6 7.3999L14 5.9999L20 11.9999L14 17.9999Z"/></svg>');
  transition: transform 0.3s ease;
}

.card:hover ~ .arrow-pointer {
  transform: translateY(calc((var(--pos) - 2) * 40px));
}

.upcoming-text {
  max-width: 500px;
}

.subtitle {
  color: #00ff88;
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.description {
  margin-bottom: 2rem;
  line-height: 1.6;
}

.countdown {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.countdown-item {
  text-align: center;
}

.countdown-item span {
  display: block;
  font-size: 2.5rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
}

.notify-btn {
  background: #00ff88;
  color: #1a1a1a;
  padding: 1rem 2rem;
  border-radius: 30px;
}

.notify-btn:hover {
  background: #00cc6a;
}

@media (max-width: 768px) {
  .upcoming-content {
    grid-template-columns: 1fr;
  }
  
  .card-carousel {
    height: 300px;
    width: 300px;
  }
  
  .card {
    width: 100px;
    height: 100px;
  }
  
  .card i {
    font-size: 1.5rem;
  }
}

  /***************************************
   * TECH & UPDATES
   ***************************************/
  .tech-updates {
    position: relative;
    padding: 6rem 1rem 4rem;
    margin-top: -140px; /* overlapping wave of hero */
    z-index: 1;
  }
  .tech-updates-wave {
    position: absolute;
    top: 0; 
    left: 0; 
    right: 0;
    height: 80px;
    background: url('https://svgshare.com/i/uwG.svg') no-repeat center top;
    background-size: cover;
  }
  .tech-updates-content {
    position: relative;
    margin-top: 2rem;
  }
  .tech-header {
    text-align: center;
    margin-bottom: 2rem;
  }
  .tech-header h2 {
    font-size: 2.2rem;
    color: #2e2e2e;
  }
  .tech-subtitle {
    color: #666;
    font-size: 1rem;
    margin-top: 0.5rem;
  }
  .tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    text-align: center;
    margin-bottom: 3rem;
  }
  .tech-col {
    background: #fff;
    border-radius: 6px;
    padding: 1.5rem;
    box-shadow: 0 4px 10px rgba(0,0,0,0.07);
    transition: transform 0.3s;
  }
  .tech-col:hover {
    transform: translateY(-5px);
  }
  .tech-icon i {
    font-size: 2rem;
    color: #000000;
    margin-bottom: 1rem;
  }
  .tech-col h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
    color: #333;
  }
  .tech-col p {
    font-size: 0.95rem;
    color: #555;
  }
  /* Updates sub-section */
  .updates-section {
    background: #fff;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  }
  .updates-section h3 {
    margin-bottom: 0.75rem;
    font-size: 1.4rem;
  }
  .updates-section p {
    margin-bottom: 1rem;
    font-size: 0.95rem;
    color: #444;
  }
  
  /***************************************
   * GUIDELINES SECTION
   ***************************************/
  .guidelines-section {
    padding: 4rem 1rem;
    text-align: center;
  }
  .guidelines-content {
    max-width: 1100px;
    margin: 0 auto;
  }
  .guidelines-title {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: #333;
  }
  .guidelines-subtitle {
    color: #777;
    margin-bottom: 3rem;
    font-size: 1rem;
  }
  /* Horizontal Steps Container */
  .steps-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 1rem;
    position: relative;
  }
  /* Single Step */
  .guideline-step {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 6px 15px rgba(0,0,0,0.08);
    flex: 1 1 calc(25% - 2rem);
    min-width: 250px;
    max-width: 280px;
    padding: 1rem;
    text-align: center;
    position: relative;
    transition: transform 0.3s;
  }
  .guideline-step:hover {
    transform: translateY(-5px);
  }
  .step-icon i {
    font-size: 2rem;
    color: #000000;
    margin-bottom: 1rem;
  }
  .step-text h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: #333;
  }
  .step-text p {
    font-size: 0.9rem;
    color: #777;
    margin-bottom: 0.5rem;
  }
  .step-img {
    margin-top: 0.5rem;
    border-radius: 4px;
  }
  
  /* ============ FOOTER ============ */
.footer {
  background-color: #000;
  color: #fff;
  padding: 3rem 1rem;
  margin-top: 0rem;
}

.footer a {
  color: #fff;
  text-decoration: none;
  transition: color 0.3s;
}
.footer a:hover {
  color: #000000;
}
.footer-top {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
  align-items: start;
}
/* Logo Styles */
.footer-logo {
  grid-column: 1 / -1;
}
.footer-logo img {
  max-width: 100px;
}
/* Column Titles and Lists */
.footer-column h4 {
  font-size: 1.1rem;
  margin-bottom: 0.8rem;
}
.footer-column ul {
  list-style: none;
  padding: 0;
}
.footer-column li {
  margin-bottom: 0.5rem;
}
/* WhatsApp Button Styles */
.whatsapp-btn {
  background-color: #25D366;
  color: #fff;
  border: none;
  padding: 0.5rem 1rem;
  margin-top: 1rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  font-size: 0.9rem;
}
.whatsapp-btn i {
  margin-right: 0.5rem;
}
/* Social Icons Styles */
.social-icons {
  margin-top: 1rem;
}
.social-icons a {
  color: #fff;
  margin-right: 0.5rem;
  font-size: 1.2rem;
  display: inline-block;
}
/* Footer Bottom */
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  border-top: 1px solid #333;
  padding-top: 1rem;
}
.footer-bottom p {
  margin-bottom: 0.5rem;
}

/* App Store Links */
.btn-app {
  background-color: transparent;
  border: 1px solid #fff;
  color: #fff;
  padding: 0.5rem 1rem;
  margin-right: 0.5rem;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  transition: background-color 0.3s, border-color 0.3s;
}
.btn-app i {
  margin-right: 0.5rem;
}
.btn-app:hover {
  background-color: #000000;
  border-color: #000000;
}
.store-links img {
  width: 100px;
}

  /***************************************
   * MEDIA QUERIES
   ***************************************/
  @media (max-width: 992px) {
    .hero-content h1 {
      font-size: 2.2rem;
    }
    .hero-content {
      padding: 3rem 1rem 5rem;
    }
    .tech-grid {
      grid-template-columns: 1fr 1fr;
    }
    .steps-container {
      justify-content: center;
    }
    .guideline-step {
      flex: 1 1 calc(50% - 2rem);
    }
  }
  @media (max-width: 576px) {
    .hero-content h1 {
      font-size: 1.8rem;
    }
    .hero-content p {
      font-size: 1rem;
    }
    .tech-grid {
      grid-template-columns: 1fr;
    }
    .guideline-step {
      flex: 1 1 100%;
      max-width: 100%;
    }
  }