:root {
    --bs-primary: #FF0000;
    --bs-primary-rgb: 255, 0, 0;
    --bs-body-font-family: 'Helvetica Neue', 'Helvetica', 'Arial', 'sans-serif';
}

body {
    background-color: #f8f9fa;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1;
}

.navbar-brand {
    font-weight: bold;
}

.hero-section {
    background: linear-gradient(135deg, rgba(255, 0, 0, 0.05), rgba(255, 255, 255, 0) 50%),
                linear-gradient(225deg, rgba(0, 123, 255, 0.05), rgba(255, 255, 255, 0) 50%);
    padding: 4rem 2rem;
    border-radius: 1rem;
    margin-bottom: 3rem;
}

#analyzeBtn {
    transition: all 0.3s ease;
}

#analyzeBtn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 0, 0, 0.2);
}

.card {
    border: none;
    border-radius: 0.75rem;
    box-shadow: 0 4px 25px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.card-header {
    background-color: #fff;
    border-bottom: 1px solid #eee;
    font-weight: bold;
}

/* View transition styles */
.view-section {
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.view-section.active {
    display: block;
    opacity: 1;
}

#loading {
    padding: 5rem 0;
}

#recommendation.card {
    border-color: var(--bs-primary) !important;
    background-color: #fff5f5 !important;
}

footer {
    border-top: 1px solid #e9ecef;
}