:root {
    --tiffany-blue: #0ABAB5;
    --deep-charcoal: #2C3E50;
    --warm-white: #FEFEFE;
    --african-gold: #D4AF37;
    --copper-tone: #B87333;
  }
  
  body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #FEFEFE 0%, #F8F9FA 100%);
  }
  
  .hero-bg {
    background: linear-gradient(rgba(44, 62, 80, 0.4), rgba(44, 62, 80, 0.6)), url('resources/karier1.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
  }
  
  .btn-primary {
    background: var(--tiffany-blue);
    color: white;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(10, 186, 181, 0.3);
  }
  .btn-primary:hover {
    background: #089A95;
    box-shadow: 0 8px 24px rgba(10, 186, 181, 0.4);
  }
  
  .btn-secondary {
    background: transparent;
    color: var(--tiffany-blue);
    border: 2px solid var(--tiffany-blue);
    transition: all 0.3s ease;
  }
  .btn-secondary:hover {
    background: var(--tiffany-blue);
    color: white;
  }
  
  .metric-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(10, 186, 181, 0.1);
    transition: all 0.3s ease;
  }
  .metric-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(10, 186, 181, 0.15);
  }
  
  .project-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
  }
  .project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  }
  
  .nav-link {
    position: relative;
    transition: color 0.3s ease;
  }
  .nav-link:hover {
    color: var(--tiffany-blue);
  }
  .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--tiffany-blue);
  }
  
  .sticky-nav {
    backdrop-filter: blur(10px);
    background: rgba(254, 254, 254, 0.95);
  }
  
  .fade-in {
    opacity: 0;
  }
  .slide-up {
    opacity: 0;
    transform: translateY(30px);
  }
  
  .hero-typed-text {
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  }
  
  .loading-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s ease-in-out infinite;
  }
  @keyframes spin {
    to { transform: rotate(360deg); }
  }
  
  .notification {
    background: white;
    border-left: 4px solid var(--tiffany-blue);
  }
  .notification-success {
    border-left-color: #10B981;
  }
  .notification-error {
    border-left-color: #EF4444;
  }