/* General Styles */
body {
    font-family: 'Roboto', sans-serif;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

/* Header */
.header .navbar {
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 100px 0;
}

/* Search and Filter Section */
#search-section .form-control {
    border-radius: 50px;
}

#search-section .btn {
    border-radius: 50px;
}

/* Popular Tests Section */
.popular-tests .card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.popular-tests .card:hover {
    transform: translateY(-5px);
}

.popular-tests .card-img-top {
    border-top-left-radius: 15px;
    border-top-right-radius: 15px;
    height: 200px;
    object-fit: cover;
}

/* How It Works Section */
.how-it-works .step-icon {
    font-size: 40px;
    color: #667eea;
    margin-bottom: 20px;
}

/* Testimonials Section */
.testimonials .testimonial-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    text-align: center;
}

.testimonials .carousel-control-prev-icon,
.testimonials .carousel-control-next-icon {
    background-color: #667eea;
    border-radius: 50%;
}

/* FAQ Section */
.faq .accordion-button:not(.collapsed) {
    color: #fff;
    background-color: #667eea;
}

/* Footer */
.footer a {
    text-decoration: none;
    color: white;
    transition: all 0.3s ease;
}

.footer a:hover {
    color: #667eea;
}