/* New split_styles.css */

body {
    background-color: #ffff; /* Light gray background */
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: #333;
}

.container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 10vh;
    padding: 1px;
}

.card {
    background-color: #fff;
    padding: 20px;
    width: 100%;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}


.card-header {
    margin-bottom: 25px;
    padding-bottom: 10px;
    border-bottom: 2px solid #e9ecef;
}

.card-header h4 {
    font-size: 2rem;
    font-weight: 700;
    color: #2c3e50;
    margin: 0;
}

.form-label {
    display: block;
    text-align: left;
    font-weight: 600;
    margin-bottom: 8px;
    color: #34495e;
}

/* Custom file input section */
.custom-file-input-wrapper {
    position: relative;
    margin-bottom: 20px;
}

#customFileButton {
    background-color: #3498db;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 12px 20px;
    cursor: pointer;
    font-size: 1rem;
    width: 100%;
}


.file-name {
    margin-top: 10px;
    font-size: 0.9rem;
    color: #7f8c8d;
    font-style: italic;
    text-align: left;
}

/* Form fields and buttons */
.form-select,
.form-control {
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid #bdc3c7;
    margin-bottom: 20px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}


.input-group {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.btn-success {
    background-color: #2ecc71;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn-success:hover {
    background-color: #27ae60;
    transform: translateY(-2px);
}

.alert {
    margin-top: 20px;
    border-radius: 8px;
    padding: 15px;
    font-size: 0.95rem;
}

/* Utility classes (Bootstrap) */
.d-none {
    display: none !important;
}

/* For small screens */
@media (max-width: 576px) {
    .card {
        padding: 20px;
    }
}