body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background-color: #f8f9fa;
    color: #333;
}

.container {
    flex: 1;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
}

/* Navbar Adjustments */
.navbar .nav-link {
    padding: 0.8rem 1rem;
    font-size: 1.1rem;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(to right, #007bff, #0056b3);
    padding: 100px 0;
    color: white;
}

.hero-section .lead {
    font-size: 1.25rem;
    font-weight: 300;
}

/* Features Section */
.features-section {
    background-color: #ffffff;
}

.feature-card {
    background-color: #f8f9fa;
    border: none;
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 20px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.feature-card i {
    color: #007bff;
    margin-bottom: 20px;
}

/* Simulation Section */
.simulation-section {
    background-color: #e9ecef;
}

.simulation-card {
    border: 1px solid #007bff;
    border-radius: 15px;
    margin-bottom: 20px;
    transition: transform 0.3s, box-shadow 0.3s;
    background-color: #f0f8ff; /* AliceBlue */
}

.simulation-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

/* About Page Text Justify */
.text-justify {
    text-align: justify;
}

footer {
    background-color: #343a40;
    color: white;
    padding: 20px 0;
}

/* Custom Button Styles */
.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.btn-primary:hover {
    background-color: #0069d9;
    border-color: #0062cc;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.btn-success {
    background-color: #28a745;
    border-color: #28a745;
}

.btn-success:hover {
    background-color: #218838;
    border-color: #1e7e34;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}