/* ====== GLOBAL RESET & BASE STYLES ====== */
:root {
    --primary: #00f0ff;
    --primary-dark: #0066ff;
    --secondary: #ff2d75;
    --dark: #0a0e17;
    --darker: #060913;
    --light: #ffffff;
    --light-gray: #f5f7fa;
    --glass: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.1);
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  html {
    scroll-behavior: smooth;
    font-size: 16px;
  }
  
  body {
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    background-color: var(--dark);
    color: var(--light);
    overflow-x: hidden;
    position: relative;
  }
  
  a {
    color: inherit;
    text-decoration: none;
    transition: all 0.3s ease;
  }
  
  ul {
    list-style: none;
  }
  
  /* ====== CONTAINER ====== */
  .container {
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
  }
  
  /* ====== HEADER ====== */
  .main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    background: var(--glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    transition: all 0.3s ease;
  }
  
  .header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  
  .logo img {
    height: 50px;
    width: auto;
    transition: all 0.3s ease;
  }
  
  .main-nav ul {
    display: flex;
    align-items: center;
    gap: 30px;
  }
  
  .main-nav a {
    position: relative;
    font-weight: 500;
    font-size: 1.05rem;
    color: var(--light);
    padding: 5px 0;
  }
  
  .main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
  }
  
  .main-nav a:hover::after,
  .main-nav a.active::after {
    width: 100%;
  }
  
  .dropdown {
    position: relative;
  }
  
  .dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: var(--darker);
    border-radius: 8px;
    padding: 15px 0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 100;
  }
  
  .dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  
  .dropdown-menu a {
    display: block;
    padding: 10px 25px;
    font-size: 0.95rem;
    color: var(--light);
  }
  
  .dropdown-menu a:hover {
    background: rgba(0, 240, 255, 0.1);
    color: var(--primary);
  }
  
  .header-cta {
    display: flex;
    align-items: center;
    gap: 20px;
  }
  
  .btn-enroll {
    background: var(--primary);
    color: #000;
    padding: 12px 25px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
  }
  
  .btn-enroll:hover {
    background: #00b8d4;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 240, 255, 0.4);
  }
  
  .menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    cursor: pointer;
    z-index: 1001;
  }
  
  .menu-toggle span {
    display: block;
    width: 25px;
    height: 2.5px;
    background: var(--light);
    margin: 3px 0;
    transition: all 0.3s ease;
    transform-origin: center;
  }
  
  
  /* Mobile menu active state */
  .menu-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  
  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .menu-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  
  /* ====== HERO SECTION ====== */
  .hero {
    min-height: 100vh;
    padding: 180px 0 100px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
  }
  
  .hero-content {
    max-width: 600px;
    position: relative;
    z-index: 2;
  }
  
  .hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--light);
  }
  
  .typing-text {
    color: var(--primary);
    font-family: 'Space Grotesk', sans-serif;
    border-right: 3px solid var(--primary);
    animation: blink-caret 0.75s step-end infinite;
  }
  
  @keyframes blink-caret {
    from, to { border-color: transparent; }
    50% { border-color: var(--primary); }
  }
  
  .hero-subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    margin: 1.5rem 0 2rem;
    line-height: 1.7;
  }
  
  .hero-actions {
    display: flex;
    gap: 20px;
    margin-top: 2rem;
  }
  
  .btn-primary,
  .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 30px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
  }
  
  .btn-primary {
    background: var(--primary);
    color: #000;
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
  }
  
  .btn-primary:hover {
    background: #00b8d4;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 240, 255, 0.4);
  }
  
  .btn-secondary {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    backdrop-filter: blur(5px);
  }
  
  .btn-secondary:hover {
    background: rgba(0, 240, 255, 0.1);
    transform: translateY(-3px);
  }
  
  /* Achievement Badges */
  .achievement-badges {
    display: flex;
    gap: 40px;
    margin-top: 3rem;
  }
  
  .badge {
    text-align: center;
  }
  
  .badge .number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
  }
  
  .badge .label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 5px;
  }
  
  /* Trust Indicators */
  .trust-bar {
    background: rgba(13, 17, 23, 0.8);
    padding: 40px 0;
    backdrop-filter: blur(5px);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  
  .trust-bar p {
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
    font-size: 0.95rem;
  }
  
  .trust-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
  }
  
  .trust-logos img {
    height: 40px;
    width: auto;
    opacity: 0.7;
    filter: grayscale(1);
    transition: all 0.3s ease;
  }
  
  .trust-logos img:hover {
    opacity: 1;
    filter: grayscale(0);
  }
  
  /* Features Section */
  .features {
    padding: 100px 0;
    background: var(--darker);
    position: relative;
  }
  
  .section-header {
    text-align: center;
    margin-bottom: 60px;
  }
  
  .section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--light);
    margin-bottom: 15px;
  }
  
  .section-header h2 span {
    color: var(--primary);
  }
  
  .section-header p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
  }
  
  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
  }
  
  .feature-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 30px;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
  }
  
  .feature-card:hover {
    transform: translateY(-10px);
    background: rgba(0, 240, 255, 0.05);
    border-color: rgba(0, 240, 255, 0.2);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.1);
  }
  
  .feature-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
  }
  
  .feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--light);
    margin-bottom: 15px;
  }
  
  .feature-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
    line-height: 1.7;
  }
  
  /* Cyber Space Animation */
  .cyber-space {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: -1;
    background: radial-gradient(ellipse at bottom, var(--darker) 0%, var(--dark) 100%);
    overflow: hidden;
  }
  
  /* Responsive Design */
  @media (max-width: 1024px) {
    .hero {
      padding: 150px 0 80px;
    }
    
    .hero-content {
      max-width: 500px;
    }
  }
  
  @media (max-width: 768px) {
    .main-nav {
      position: fixed;
      top: 0;
      right: -100%;
      width: 280px;
      height: 100vh;
      background: var(--darker);
      padding: 80px 30px 30px;
      transition: all 0.4s ease;
      z-index: 1000;
    }
    
    .main-nav.active {
      right: 0;
    }
    
    .main-nav ul {
      flex-direction: column;
      gap: 15px;
    }
    
    .main-nav a {
      padding: 10px 0;
      font-size: 1.1rem;
    }
    
    .dropdown-menu {
      position: static;
      opacity: 1;
      visibility: visible;
      transform: none;
      background: transparent;
      box-shadow: none;
      padding: 5px 0 5px 20px;
      display: none;
    }
    
    .dropdown-menu a {
      padding: 8px 0;
      font-size: 0.95rem;
    }
    
    .dropdown:hover .dropdown-menu {
      display: block;
    }
    
    .menu-toggle {
      display: flex;
    }
    
    .hero {
      text-align: center;
      padding: 140px 0 60px;
    }
    
    .hero-content {
      max-width: 100%;
    }
    
    .hero-actions {
      justify-content: center;
    }
    
    .achievement-badges {
      justify-content: center;
    }
  }
  
  @media (max-width: 480px) {
    .hero-actions {
      flex-direction: column;
      gap: 15px;
    }
    
    .achievement-badges {
      flex-direction: column;
      gap: 20px;
    }
    
    .section-header h2 {
      font-size: 2rem;
    }
  }