/* GeneHack Questionnaire Styles */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header Styles */
.header {
    text-align: center;
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    margin-bottom: 30px;
}

.header h1 {
    color: #2c3e50;
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.header h2 {
    color: #34495e;
    font-size: 1.2rem;
    font-weight: 300;
}

/* Introduction Styles */
.introduction {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    margin-bottom: 30px;
}

.introduction h3 {
    color: #e74c3c;
    font-size: 1.8rem;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.introduction h4 {
    color: #2980b9;
    margin: 20px 0 10px 0;
}

.introduction ul {
    margin-left: 20px;
    margin-bottom: 20px;
}

.introduction li {
    margin-bottom: 8px;
}

.rating-info {
    background: #ecf0f1;
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid #3498db;
    margin-top: 20px;
}

/* Section Styles */
.section {
    background: white;
    padding: 30px;
    margin-bottom: 25px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.section.hidden {
    display: none;
}

.section h3 {
    color: #2c3e50;
    font-size: 1.6rem;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 3px solid #3498db;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-description {
    color: #7f8c8d;
    font-style: italic;
    margin-bottom: 25px;
    font-size: 1.1rem;
    line-height: 1.6;
}

/* Form Group Styles */
.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #2c3e50;
}

.required {
    color: #e74c3c;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #bdc3c7;
    border-radius: 6px;
    font-size: 16px;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

/* Question Group Styles */
.question-group {
    display: grid;
    gap: 25px;
}

.question-item {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid #3498db;
    transition: all 0.3s ease;
}

.question-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.question-item label {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 15px;
    display: block;
}

.rating-input {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    padding: 15px;
    background: white;
    border-radius: 8px;
    border: 1px solid #e0e6ed;
}

.rating-input label {
    margin-bottom: 0;
    min-width: 80px;
    font-size: 15px;
    font-weight: 600;
    color: #2c3e50;
}

.rating-input input {
    width: 120px;
    height: 45px;
    margin-bottom: 0;
    font-size: 18px;
    font-weight: 600;
    text-align: center;
    border: 2px solid #bdc3c7;
    border-radius: 8px;
    background: #f8f9fa;
    transition: all 0.3s ease;
}

.rating-input input:focus {
    border-color: #3498db;
    background: white;
    box-shadow: 0 0 10px rgba(52, 152, 219, 0.2);
}

.rating-input input:valid {
    border-color: #27ae60;
    background: #f0fff4;
}

.rating-scale {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 10px;
    font-size: 12px;
    color: #7f8c8d;
}

.scale-point {
    padding: 4px 8px;
    background: #ecf0f1;
    border-radius: 4px;
    font-weight: 500;
}

/* Star Rating Styles */
.star-rating {
    display: flex;
    align-items: center;
    gap: 3px;
    margin-top: 8px;
}

.star {
    font-size: 22px;
    color: #ddd;
    cursor: pointer;
    transition: color 0.2s ease;
    user-select: none;
}

.star:hover,
.star.active {
    color: #ffd700;
}

.rating-input.has-stars input[type="number"] {
    display: none;
}

.star-rating .rating-value {
    margin-left: 10px;
    font-weight: bold;
    color: #333;
    min-width: 30px;
    font-size: 14px;
}

.comment-input {
    margin-top: 15px;
    background: white;
    padding: 15px;
    border-radius: 8px;
    border: 1px solid #e0e6ed;
    width: 100%;
}

.comment-input label {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 8px;
    color: #2c3e50;
    display: block;
}

.comment-input textarea {
    min-height: 100px;
    resize: vertical;
    border: 2px solid #bdc3c7;
    border-radius: 8px;
    padding: 12px;
    font-size: 14px;
    line-height: 1.5;
    background: #f8f9fa;
    transition: all 0.3s ease;
    width: 100%;
    box-sizing: border-box;
}

.comment-input textarea:focus {
    border-color: #3498db;
    background: white;
    box-shadow: 0 0 10px rgba(52, 152, 219, 0.2);
}

.comment-input textarea::placeholder {
    color: #95a5a6;
    font-style: italic;
}

/* Fatigue Ratings Special Layout */
.fatigue-ratings {
    /* display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px; */
    margin-bottom: 20px;
    padding: 15px 0;
}

/* Single line fatigue ratings */
.fatigue-ratings-single {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 25px;
    padding: 20px 0;
    border-top: 2px solid #ecf0f1;
    border-bottom: 2px solid #ecf0f1;
}

.fatigue-ratings-single .rating-input {
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    padding: 18px;
    border-radius: 10px;
    border: 2px solid #e0e6ed;
    transition: all 0.3s ease;
    width: 100%;
    box-sizing: border-box;
    page-break-inside: avoid;
}

.fatigue-ratings-single .rating-input:first-child {
    border-top: 3px solid #3498db;
}

.fatigue-ratings-single .rating-input:last-child {
    border-bottom: 3px solid #3498db;
    margin-bottom: 0;
}

.fatigue-ratings-single .rating-input:hover {
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.15);
    border-color: #3498db;
    background: linear-gradient(135deg, #ecf7ff 0%, #f8fbff 100%);
}

.fatigue-ratings-single .rating-input:focus-within {
    border-color: #3498db;
    box-shadow: 0 0 15px rgba(52, 152, 219, 0.2);
    background: linear-gradient(135deg, #ecf7ff 0%, #ffffff 100%);
}

.fatigue-ratings-single .rating-input label {
    font-size: 15px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 0;
    display: block;
    text-transform: capitalize;
}

.fatigue-ratings-single .rating-input input {
    width: 100%;
    padding: 14px;
    font-size: 16px;
    font-weight: 600;
    border: 2px solid #bdc3c7;
    border-radius: 8px;
    transition: all 0.3s ease;
    box-sizing: border-box;
    background: white;
}

.fatigue-ratings-single .rating-input input::placeholder {
    color: #95a5a6;
    font-weight: normal;
}

.fatigue-ratings-single .rating-input input:focus {
    outline: none;
    border-color: #3498db;
    background: #f8fbff;
    box-shadow: 0 0 8px rgba(52, 152, 219, 0.4);
}

.fatigue-ratings-single .rating-input input:valid {
    border-color: #27ae60;
    background: #f0fff4;
}

/* Hide rating-value-indicator for fatigue inputs */
.fatigue-ratings-single .rating-value-indicator {
    display: none !important;
}

/* Star ratings for fatigue inputs */
.fatigue-ratings-single .star-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.fatigue-ratings-single .star {
    font-size: 22px;
    color: #ddd;
    cursor: pointer;
    transition: color 0.2s ease;
    user-select: none;
}

.fatigue-ratings-single .star:hover,
.fatigue-ratings-single .star.active {
    color: #ffd700;
}

.fatigue-ratings-single .rating-value {
    margin-left: 10px;
    font-weight: bold;
    color: #333;
    min-width: 40px;
    font-size: 14px;
}

.fatigue-ratings .rating-input {
    background: white;
    padding: 15px;
    border-radius: 8px;
    border: 1px solid #e0e6ed;
    transition: all 0.3s ease;
}

.fatigue-ratings .rating-input:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    border-color: #3498db;
}

.fatigue-ratings .rating-input label {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #2c3e50;
}

.fatigue-ratings .rating-input input {
    width: 100%;
    padding: 10px;
    font-size: 16px;
    text-align: center;
}

/* Scale Legend */
.rating-scale-legend {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding: 15px;
    background: linear-gradient(135deg, #ecf0f1 0%, #bdc3c7 100%);
    border-radius: 8px;
    margin-bottom: 20px;
}

.rating-scale-legend .scale-label {
    font-size: 14px;
    font-weight: 600;
    color: #2c3e50;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Button Styles */
.continue-button-container,
.submit-button-container {
    text-align: center;
    margin: 40px 0;
    padding: 30px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    border: 2px solid #e9ecef;
}

.completion-status {
    margin-bottom: 20px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.continue-button-container button,
.submit-btn {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    padding: 18px 50px;
    border: none;
    border-radius: 30px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.4s ease;
    text-transform: uppercase;
    letter-spacing: 2px;
    min-width: 300px;
    position: relative;
    overflow: hidden;
}

.continue-button-container button:hover,
.submit-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, #2980b9, #3498db);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(52, 152, 219, 0.4);
}

.submit-btn {
    background: linear-gradient(135deg, #27ae60, #2ecc71);
    box-shadow: 0 4px 15px rgba(46, 204, 113, 0.3);
}

.submit-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, #2ecc71, #27ae60);
    box-shadow: 0 8px 25px rgba(46, 204, 113, 0.5);
}

.submit-btn:disabled {
    background: linear-gradient(135deg, #95a5a6, #7f8c8d);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Appreciation Message */
.appreciation-message {
    background: linear-gradient(135deg, #f39c12, #e67e22);
    color: white;
    padding: 25px;
    border-radius: 8px;
    text-align: center;
    margin-top: 20px;
}

.appreciation-message p {
    font-size: 1.1rem;
    margin: 0;
}

/* Progress Indicator */
.progress-container {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

.progress-bar {
    background: #ecf0f1;
    height: 10px;
    border-radius: 5px;
    overflow: hidden;
}

.progress-fill {
    background: linear-gradient(90deg, #3498db, #2ecc71);
    height: 100%;
    width: 0%;
    transition: width 0.3s ease;
}

/* Rating Input Enhancements */
.rating-input input[type="number"]::-webkit-outer-spin-button,
.rating-input input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    appearance: none;
    margin: 0;
}

.rating-input input[type="number"] {
    -moz-appearance: textfield;
    appearance: textfield;
}

/* Rating value indicator */
.rating-value-indicator {
    padding: 8px 15px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-left: 10px;
    margin-top: 5px;
    opacity: 0;
    transform: translateY(-5px);
    transition: all 0.3s ease;
    white-space: nowrap;
    display: inline-block;
}

.rating-value-indicator.show {
    opacity: 1;
    transform: translateY(0);
}

/* Enhanced question item styling */
.question-item {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    padding: 25px;
    border-radius: 12px;
    border-left: 5px solid #3498db;
    transition: all 0.4s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.question-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    border-left-color: #2980b9;
}

/* Rating input focus states */
.rating-input:focus-within {
    background: #f0f8ff;
    border-color: #3498db;
    box-shadow: 0 0 15px rgba(52, 152, 219, 0.15);
}

.comment-input:focus-within {
    background: #f0f8ff;
    border-color: #3498db;
    box-shadow: 0 0 15px rgba(52, 152, 219, 0.15);
}

/* Improved placeholder styling */
.rating-input input::placeholder {
    color: #95a5a6;
    font-weight: normal;
    opacity: 0.7;
}

/* Rating scale enhancements */
.rating-scale .scale-point {
    background: linear-gradient(135deg, #ecf0f1, #bdc3c7);
    color: #2c3e50;
    font-size: 11px;
    padding: 6px 10px;
    border-radius: 15px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.rating-scale .scale-point:hover {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    transform: scale(1.05);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .header {
        padding: 20px;
        margin-bottom: 20px;
    }
    
    .header h1 {
        font-size: 1.8rem;
    }
    
    .header h2 {
        font-size: 1rem;
    }
    
    .introduction {
        padding: 20px;
    }
    
    .introduction h3 {
        font-size: 1.3rem;
    }
    
    .introduction h4 {
        font-size: 1.1rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .section {
        padding: 20px;
        margin-bottom: 15px;
    }
    
    .section h3 {
        font-size: 1.3rem;
    }
    
    .fatigue-ratings {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .fatigue-ratings-single {
        gap: 12px;
    }
    
    .rating-scale-legend {
        flex-direction: column;
        gap: 10px;
    }
    
    .question-item {
        padding: 15px;
    }
    
    .question-item label {
        font-size: 1rem;
    }
    
    .rating-input {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        padding: 10px;
    }
    
    .rating-input label {
        min-width: 100%;
        font-size: 14px;
    }
    
    .rating-input input {
        width: 100%;
        max-width: none;
        font-size: 16px;
        padding: 10px;
    }
    
    .rating-scale {
        margin-left: 0;
        flex-wrap: wrap;
        justify-content: flex-start;
        width: 100%;
        gap: 5px;
    }
    
    .scale-point {
        font-size: 10px;
        padding: 4px 6px;
    }
    
    .comment-input {
        padding: 10px;
    }
    
    .comment-input label {
        font-size: 14px;
    }
    
    .comment-input textarea {
        font-size: 16px; /* Prevent zoom on iOS */
        min-height: 80px;
    }
    
    .progress-container {
        padding: 15px;
    }
    
    .continue-button-container,
    .submit-button-container {
        padding: 20px;
        margin: 20px 0;
    }
    
    .rating-value-indicator {
        font-size: 12px;
        padding: 6px 12px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 8px;
    }
    
    .header {
        padding: 15px;
        margin-bottom: 15px;
    }
    
    .header h1 {
        font-size: 1.4rem;
        margin-bottom: 8px;
    }
    
    .header h2 {
        font-size: 0.9rem;
    }
    
    .introduction {
        padding: 15px;
        margin-bottom: 15px;
    }
    
    .introduction h3 {
        font-size: 1.1rem;
    }
    
    .introduction h4 {
        font-size: 1rem;
    }
    
    .introduction ul {
        margin-left: 15px;
    }
    
    .section {
        padding: 15px;
        margin-bottom: 12px;
    }
    
    .section h3 {
        font-size: 1.1rem;
    }
    
    .form-group {
        margin-bottom: 15px;
    }
    
    .form-group label {
        font-size: 14px;
        margin-bottom: 6px;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 10px;
        font-size: 16px;
        border-radius: 4px;
    }
    
    .rating-input {
        flex-direction: column;
        align-items: stretch;
        padding: 8px;
        gap: 8px;
    }
    
    .rating-input label {
        min-width: 100%;
        font-size: 13px;
        font-weight: 600;
    }
    
    .rating-input input {
        width: 100%;
        padding: 8px;
        font-size: 16px;
    }
    
    .fatigue-ratings {
        gap: 12px;
    }
    
    .fatigue-ratings-single {
        gap: 10px;
    }
    
    .rating-scale-legend {
        flex-direction: column;
        gap: 8px;
        padding: 12px;
    }
    
    .rating-scale-legend .scale-label {
        font-size: 12px;
    }
    
    .rating-scale {
        margin-left: 0;
        gap: 4px;
        flex-wrap: wrap;
    }
    
    .scale-point {
        font-size: 9px;
        padding: 3px 5px;
    }
    
    .question-item {
        padding: 12px;
        border-left-width: 3px;
    }
    
    .question-item label {
        font-size: 14px;
    }
    
    .comment-input {
        padding: 8px;
    }
    
    .comment-input label {
        font-size: 13px;
    }
    
    .comment-input textarea {
        padding: 8px;
        font-size: 16px;
        min-height: 70px;
    }
    
    .continue-button-container button,
    .submit-btn {
        width: 100%;
        padding: 12px;
        font-size: 14px;
        min-width: auto;
    }
    
    .continue-button-container,
    .submit-button-container {
        padding: 15px;
        margin: 15px 0;
    }
    
    .progress-container {
        padding: 12px;
    }
    
    .progress-bar {
        height: 8px;
    }
    
    .rating-value-indicator {
        font-size: 11px;
        padding: 5px 10px;
        margin-left: 0;
        margin-top: 5px;
    }
}

/* Animation for smooth transitions */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section {
    animation: fadeIn 0.5s ease-in-out;
}

/* Loading indicator */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Form validation styles */
.form-group input:invalid,
.form-group select:invalid,
.form-group textarea:invalid {
    border-color: #e74c3c;
}

.form-group input:valid,
.form-group select:valid,
.form-group textarea:valid {
    border-color: #27ae60;
}

/* Tooltip styles */
.tooltip {
    position: relative;
    display: inline-block;
    cursor: help;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 200px;
    background-color: #555;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 5px;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    margin-left: -100px;
    opacity: 0;
    transition: opacity 0.3s;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}