* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  color: white;
  display: flex;
  flex-direction: column;
}

/* Header */
.site-header {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(15px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header h1 {
  font-size: 1.8rem;
  font-weight: 400;
  color: #ffffff;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Navigation */
.nav-bar {
  display: flex;
  gap: 1rem;
}

.nav-bar a {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: white;
  text-decoration: none;
  padding: 0.8rem 2rem;
  border-radius: 25px;
  font-size: 1rem;
  font-weight: 500;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  min-width: 100px;
  text-align: center;
}

.nav-bar a:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

/* Main Content */
.main-content {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 3rem 2rem;
}

.button-container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: center;
  max-width: 400px;
  width: 100%;
}

.button-container a {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: white;
  text-decoration: none;
  padding: 1.2rem 3rem;
  border-radius: 30px;
  font-size: 1.1rem;
  font-weight: 500;
  transition: all 0.4s ease;
  backdrop-filter: blur(15px);
  width: 100%;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.button-container a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.5s;
}

.button-container a:hover::before {
  left: 100%;
}

.button-container a:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
  border-color: rgba(255, 255, 255, 0.4);
}

/* Specific button styling */
#first {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.1));
}

#second {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.08));
}

#third {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.06));
}




/* Responsive Design */
@media (max-width: 768px) {
  .site-header {
    flex-direction: column;
    gap: 1rem;
    padding: 1rem;
  }
  
  .site-header h1 {
    font-size: 1.5rem;
    text-align: center;
  }
  
  .nav-bar {
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
  }
  
  .nav-bar a {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
    min-width: 80px;
  }
  
  .main-content {
    padding: 2rem 1rem;
  }
  
  .button-container {
    max-width: 320px;
    gap: 1.5rem;
  }
  
  .button-container a {
    padding: 1rem 2rem;
    font-size: 1rem;
  }
  
  .site-footer {
    padding: 1rem;
  }
}

@media (max-width: 480px) {
  .site-header h1 {
    font-size: 1.3rem;
  }
  
  .nav-bar a {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
  }
  
  .button-container {
    max-width: 280px;
  }
  
  .button-container a {
    padding: 0.8rem 1.5rem;
    font-size: 0.95rem;
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.button-container a {
  animation: fadeInUp 0.6s ease forwards;
}

.button-container a:nth-child(1) {
  animation-delay: 0.1s;
}

.button-container a:nth-child(2) {
  animation-delay: 0.2s;
}

.button-container a:nth-child(3) {
  animation-delay: 0.3s;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.3);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.5);
}
* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: #f5f5f5;
            padding: 50px 0;
        }

        .footer {
            background: linear-gradient(135deg, #1e5799 0%, #2989d8 50%, #207cca 51%, #7db9e8 100%);
            color: white;
            padding: 40px 0 20px 0;
            position: relative;
        }

        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }

        .footer-section h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            font-weight: 600;
        }

        .company-info {
            display: flex;
            flex-direction: column;
        }

        .company-info .location {
            font-size: 1rem;
            margin-bottom: 5px;
            opacity: 0.9;
        }

        .contact-info {
            margin-top: 15px;
        }

        .contact-info p {
            margin-bottom: 8px;
            font-size: 0.95rem;
        }

        .contact-info strong {
            font-weight: 600;
        }

        .useful-links ul {
            list-style: none;
        }

        .useful-links li {
            margin-bottom: 12px;
        }

        .useful-links a {
            color: white;
            text-decoration: none;
            font-size: 0.95rem;
            transition: opacity 0.3s ease;
        }

        .useful-links a:hover {
            opacity: 0.7;
            text-decoration: underline;
        }

        .social-links {
            display: flex;
            gap: 15px;
        }

        .social-icon {
            width: 40px;
            height: 40px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-decoration: none;
            font-size: 1.2rem;
            transition: all 0.3s ease;
        }

        .social-icon:hover {
            background-color: rgba(255, 255, 255, 0.2);
            border-color: white;
            transform: translateY(-2px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.2);
            padding-top: 20px;
            text-align: center;
        }

        .copyright {
            font-size: 0.9rem;
            opacity: 0.8;
        }

        .scroll-top {
            position: absolute;
            bottom: 20px;
            right: 20px;
            width: 45px;
            height: 45px;
            background-color: rgba(255, 255, 255, 0.1);
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-decoration: none;
            font-size: 1.2rem;
            transition: all 0.3s ease;
        }

        .scroll-top:hover {
            background-color: rgba(255, 255, 255, 0.2);
            border-color: white;
            transform: translateY(-2px);
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .footer-content {
                grid-template-columns: 1fr;
                gap: 30px;
                text-align: center;
            }

            .social-links {
                justify-content: center;
            }

            .footer {
                padding: 30px 0 15px 0;
            }

            .scroll-top {
                bottom: 15px;
                right: 15px;
            }
        }

        @media (max-width: 480px) {
            .footer-container {
                padding: 0 15px;
            }

            .footer-section h3 {
                font-size: 1.3rem;
            }

            .contact-info p,
            .useful-links a {
                font-size: 0.9rem;
            }
        }