/* Custom Styles for NeuroDetect */
body {
    font-family: 'Inter', sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.navbar-brand {
    letter-spacing: -0.5px;
}

.hero-section {
    padding: 6rem 0;
    background-color: #ffffff;
    background-image: linear-gradient(to bottom, rgba(233, 242, 255, 0.5), #ffffff);
}

.hero-section .display-4 {
    font-weight: 700;
    color: #0d244f;
}

.hero-section .lead {
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    color: #495057;
}

.btn-primary {
    background-color: #0D6EFD;
    border-color: #0D6EFD;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    transition: background-color 0.2s ease-in-out, border-color 0.2s ease-in-out;
}

.btn-primary:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
}

.section-title {
    font-weight: 600;
    color: #0d244f;
    margin-bottom: 2rem;
}

.intro-text {
    line-height: 1.8;
}

.image-gallery .card {
    border: none;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.image-gallery .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}

.image-gallery .card-img-top {
    height: 220px;
    object-fit: cover;
}

footer {
    background-color: #ffffff;
}

/* Detection Page Styles */
.upload-card, .result-card {
    height: 100%;
}

.upload-box {
    border: 2px dashed #dee2e6;
    border-radius: 0.5rem;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: background-color 0.2s ease-in-out, border-color 0.2s ease-in-out;
}

.upload-box:hover, .upload-box.dragover {
    background-color: #f8f9fa;
    border-color: #0D6EFD;
}

.upload-icon {
    font-size: 3rem;
    color: #0D6EFD;
}

.upload-text {
    margin-top: 1rem;
    color: #6c757d;
}

#analyze-btn:disabled {
    cursor: not-allowed;
}

#result-display .progress-bar {
    transition: width 0.5s ease-in-out;
}

.result-card .section-title {
    margin-bottom: 1.5rem;
}