/**
 * Employee Workshop Test MVP - Custom Styles
 * Separated CSS for easy theme testing and customization
 */

/* Global Styles */
:root {
    --primary-color: #0d6efd;
    --primary-dark: #0b5ed7;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --border-radius: 0.375rem;
    --box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --box-shadow-lg: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--light-color);
    color: var(--dark-color);
}

/* Login Page Styles */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-card {
    margin: 2rem 0;
}

.login-card .card {
    border: none;
    box-shadow: var(--box-shadow-lg);
    border-radius: 1rem;
}

.login-card .card-body {
    padding: 2.5rem 2rem;
}

.login-card h1 {
    color: var(--primary-color);
    font-weight: 600;
}

.login-card .text-muted {
    font-size: 0.9rem;
}

/* Form Styles */
.form-control {
    border-radius: var(--border-radius);
    border: 1px solid #dee2e6;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.form-control.is-invalid {
    border-color: var(--danger-color);
}

.form-control.is-invalid:focus {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

.form-label {
    font-weight: 500;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.invalid-feedback {
    font-size: 0.875rem;
}

/* Button Styles */
/* .btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    transition: all 0.15s ease-in-out;
} */

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-primary:disabled {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    transform: none;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Alert Styles */
.alert {
    border-radius: var(--border-radius);
    border: none;
    font-size: 0.9rem;
}

.alert-success {
    background-color: rgba(25, 135, 84, 0.1);
    color: var(--success-color);
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    color: var(--danger-color);
}

.alert-info {
    background-color: rgba(13, 202, 240, 0.1);
    color: var(--info-color);
}

/* Quiz Page Styles */
.quiz-container {
    min-height: 100vh;
    background-color: #ffffff;
}

/* Question card transition */
.card {
    transition: opacity 0.2s ease-in-out;
}

.card.question-changing {
    opacity: 0.7;
}

.quiz-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 2rem 0;
    margin-bottom: 2rem;
}

.quiz-card {
    border: none;
    box-shadow: var(--box-shadow);
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
}

.question-number {
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-right: 1rem;
}

.answer-option {
    transition: all 0.2s ease-in-out;
    cursor: pointer;
    border-radius: var(--border-radius);
    padding: 1rem;
    margin-bottom: 0.5rem;
    border: 2px solid transparent;
}

.answer-option:hover {
    background-color: rgba(13, 110, 253, 0.05);
    border-color: rgba(13, 110, 253, 0.2);
}

.answer-option.selected {
    background-color: rgba(13, 110, 253, 0.1);
    border-color: var(--primary-color);
}

.progress-container {
    background-color: white;
    padding: 1rem;
    box-shadow: var(--box-shadow);
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
}

/* Results Page Styles */
.results-container {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
}

.results-card {
    background: white;
    border-radius: 1rem;
    box-shadow: var(--box-shadow-lg);
    overflow: hidden;
}

.results-header {
    background: linear-gradient(135deg, var(--success-color) 0%, #20c997 100%);
    color: white;
    padding: 2rem;
    text-align: center;
}

.results-header.failed {
    background: linear-gradient(135deg, var(--danger-color) 0%, #e55353 100%);
}

.score-display {
    font-size: 3rem;
    font-weight: 700;
    margin: 1rem 0;
}

.results-body {
    padding: 2rem;
}

.result-item {
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    border-left: 4px solid;
}

.result-item.correct {
    background-color: rgba(25, 135, 84, 0.05);
    border-left-color: var(--success-color);
}

.result-item.incorrect {
    background-color: rgba(220, 53, 69, 0.05);
    border-left-color: var(--danger-color);
}

/* Utility Classes */
.text-primary { color: var(--primary-color) !important; }
.text-success { color: var(--success-color) !important; }
.text-danger { color: var(--danger-color) !important; }
.text-warning { color: var(--warning-color) !important; }
.text-info { color: var(--info-color) !important; }

.bg-primary { background-color: var(--primary-color) !important; }
.bg-success { background-color: var(--success-color) !important; }
.bg-danger { background-color: var(--danger-color) !important; }

/* Responsive Design */
@media (max-width: 768px) {
    .login-card .card-body {
        padding: 2rem 1.5rem;
    }
    
    .quiz-header {
        padding: 1.5rem 0;
    }
    
    .question-number {
        width: 2rem;
        height: 2rem;
        font-size: 0.9rem;
    }
    
    .answer-option {
        padding: 0.75rem;
    }
    
    .score-display {
        font-size: 2.5rem;
    }
}

@media (max-width: 576px) {
    .login-container {
        padding: 1rem;
    }
    
    .login-card .card-body {
        padding: 1.5rem 1rem;
    }
    
    .results-header,
    .results-body {
        padding: 1.5rem;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-in {
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Loading States */
.loading {
    pointer-events: none;
    opacity: 0.6;
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* Question Navigation Styles */
.question-nav-container {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 1rem;
}

.question-nav-scroll {
    overflow-x: auto;
    padding: 0.25rem 0;
    /* Hide scrollbar on desktop, show on mobile when needed */
    scrollbar-width: thin;
}

.question-nav-scroll::-webkit-scrollbar {
    height: 4px;
}

.question-nav-scroll::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.question-nav-scroll::-webkit-scrollbar-thumb {
    background: var(--secondary-color);
    border-radius: 4px;
}

.question-nav {
    display: flex;
    gap: 0.75rem;
    min-width: 100%;
    justify-content: flex-start;
    align-items: center;
}

.question-nav-item {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    border: 2px solid;
    background: white;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    text-decoration: none;
    color: inherit;
    position: relative;
    flex-shrink: 0;
}

/* Unanswered state (default) */
.question-nav-item {
    border-color: #dee2e6;
    color: var(--secondary-color);
}

.question-nav-item:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(13, 110, 253, 0.15);
}

/* Current question state */
.question-nav-item.current {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    animation: currentPulse 2s infinite;
}

.question-nav-item.current:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    color: white;
}

/* Answered state */
.question-nav-item.answered {
    background: var(--success-color);
    border-color: var(--success-color);
    color: white;
}

.question-nav-item.answered::after {
    content: '✓';
    position: absolute;
    top: -6px;
    right: -6px;
    background: var(--success-color);
    color: white;
    font-size: 0.7rem;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid white;
}

.question-nav-item.answered:hover {
    background: #157347;
    border-color: #157347;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(25, 135, 84, 0.15);
}

/* Current + Answered state */
.question-nav-item.current.answered {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.question-nav-item.current.answered::after {
    background: var(--success-color);
}

/* Pulse animation for current question */
@keyframes currentPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(13, 110, 253, 0.4);
    }
    70% {
        box-shadow: 0 0 0 8px rgba(13, 110, 253, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(13, 110, 253, 0);
    }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .question-nav-container {
        margin: 0 -1rem;
        border-radius: 0;
        padding: 1rem;
        background: #f8f9fa;
        border-top: 1px solid #dee2e6;
        border-bottom: 1px solid #dee2e6;
    }
    
    .question-nav-scroll {
        padding: 0.5rem 0;
    }
    
    .question-nav {
        justify-content: flex-start;
        padding: 0 1rem;
        gap: 0.5rem;
    }
    
    .question-nav-item {
        min-width: 36px;
        height: 36px;
        font-size: 0.85rem;
    }
    
    /* Show scroll indicator on mobile */
    .question-nav-scroll::after {
        content: '';
        position: absolute;
        right: 0;
        top: 50%;
        transform: translateY(-50%);
        width: 20px;
        height: 100%;
        background: linear-gradient(90deg, transparent 0%, #f8f9fa 70%);
        pointer-events: none;
        opacity: 0.8;
    }
}

@media (max-width: 576px) {
    .question-nav-item {
        min-width: 32px;
        height: 32px;
        font-size: 0.8rem;
    }
}

/* Display Mode Toggle Styles */
.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

/* All Questions View Styles */
#allQuestionsContainer .card {
    transition: box-shadow 0.2s ease-in-out;
}

#allQuestionsContainer .card:hover {
    box-shadow: 0 0.25rem 0.5rem rgba(0, 0, 0, 0.1);
}

/* All Questions Submit Button */
#submitAllBtn {
    min-width: 200px;
    font-size: 1.1rem;
    padding: 0.875rem 2rem;
    box-shadow: 0 0.25rem 0.5rem rgba(25, 135, 84, 0.3);
    transition: all 0.3s ease-in-out;
}

#submitAllBtn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1rem rgba(25, 135, 84, 0.4);
}

/* Smooth transitions for mode switching */
#singleQuestionContainer, 
#allQuestionsContainer,
#navigationControls,
#allQuestionsSubmit {
    transition: opacity 0.3s ease-in-out;
}

/* Responsive adjustments for display toggle */
@media (max-width: 768px) {
    .form-check-label {
        font-size: 0.8rem;
    }
    
    #submitAllBtn {
        min-width: 150px;
        font-size: 1rem;
        padding: 0.75rem 1.5rem;
    }
}

/* Quiz Completed State Styles */
.quiz-completed {
    opacity: 0.8;
    filter: saturate(0.7);
}

.quiz-completed .answer-option {
    cursor: not-allowed !important;
}

.quiz-completed .answer-option:hover {
    transform: none !important;
    box-shadow: none !important;
}

.quiz-completed .question-nav-item {
    cursor: not-allowed !important;
}

/* Results Display Animation */
#resultsContainer {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Score metrics styling */
.score-metric {
    transition: transform 0.3s ease-in-out;
}

.score-metric:hover {
    transform: scale(1.05);
}

/* Enhanced Answer States for Completed Quiz */
.answer-correct {
    background-color: #d1f2eb !important;
    border-color: var(--success-color) !important;
    border-width: 2px !important;
}

.answer-incorrect {
    background-color: #f8d7da !important;
    border-color: var(--danger-color) !important;
    border-width: 2px !important;
}

.answer-correct-option {
    background-color: #d1f2eb !important;
    border-color: var(--success-color) !important;
    border-width: 2px !important;
}

.answer-unanswered {
    background-color: #f8f9fa !important;
    border-color: #dee2e6 !important;
    opacity: 0.7;
}

/* Question Card States */
.question-card-correct {
    border-left: 4px solid var(--success-color) !important;
}

.question-card-incorrect {
    border-left: 4px solid var(--danger-color) !important;
}

.question-card-unanswered {
    border-left: 4px solid var(--secondary-color) !important;
}

/* Enhanced Navigation States */
.question-nav-item.nav-correct {
    background-color: var(--success-color) !important;
    border-color: var(--success-color) !important;
    color: white !important;
}

.question-nav-item.nav-correct span {
    font-size: 14px;
    line-height: 1;
}

.question-nav-item.nav-correct small {
    font-size: 10px;
    margin-top: 2px;
    display: block;
}

.question-nav-item.nav-incorrect {
    background-color: var(--danger-color) !important;
    border-color: var(--danger-color) !important;
    color: white !important;
}

.question-nav-item.nav-incorrect span {
    font-size: 14px;
    line-height: 1;
}

.question-nav-item.nav-incorrect small {
    font-size: 10px;
    margin-top: 2px;
    display: block;
}

.question-nav-item.nav-unanswered {
    background-color: var(--warning-color) !important;
    border-color: var(--warning-color) !important;
    color: var(--dark-color) !important;
}

.question-nav-item.nav-unanswered span {
    font-size: 14px;
    line-height: 1;
}

.question-nav-item.nav-unanswered small {
    font-size: 10px;
    margin-top: 2px;
    display: block;
}

/* Enhanced navigation hover effects */
.question-nav-item.nav-correct:hover {
    background-color: #157347 !important;
    border-color: #157347 !important;
    transform: translateY(-2px);
}

.question-nav-item.nav-incorrect:hover {
    background-color: #b02a37 !important;
    border-color: #b02a37 !important;
    transform: translateY(-2px);
}

.question-nav-item.nav-unanswered:hover {
    background-color: #ffcd39 !important;
    border-color: #ffcd39 !important;
    transform: translateY(-2px);
}

/* Enhanced navigation layout */
.question-nav-item {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    text-align: center;
    padding: 4px !important;
}


/* Clean Header Styles */
.quiz-header-simple {
    background-color: white;
    border-bottom: 1px solid #dee2e6;
    margin-bottom: 2rem;
}

.quiz-header-simple h1 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.quiz-info-line {
    font-size: 0.9rem;
    line-height: 1.4;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: space-between;
}

.quiz-info-line span {
    display: inline-block;
}

/* Info row styles */
.info-row-1, .info-row-2 {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.info-row-1 span, .info-row-2 span {
    margin-right: 0;
}

.info-row-2 {
    margin-top: 0;
}

/* Desktop layout - larger gaps */
@media (min-width: 769px) {
    .quiz-info-line {
        gap: 1.5rem;
    }
    
    .info-row-1, .info-row-2 {
        gap: 1.5rem;
    }
}

/* Sticky Footer Navigation */
.sticky-footer-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: white;
    border-top: 1px solid #dee2e6;
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.sticky-footer-nav .container {
    max-width: 100%;
    padding-left: 1rem;
    padding-right: 1rem;
}

.question-nav-footer {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 0.25rem 0;
    scrollbar-width: thin;
    scrollbar-color: var(--secondary-color) transparent;
}

.question-nav-footer::-webkit-scrollbar {
    height: 6px;
}

.question-nav-footer::-webkit-scrollbar-track {
    background: transparent;
}

.question-nav-footer::-webkit-scrollbar-thumb {
    background: var(--secondary-color);
    border-radius: 3px;
}

.question-nav-footer::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

.question-nav-footer-item {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    width: 36px;
    height: 36px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.9rem;
    border: 2px solid #6c757d;
    background: white;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    text-decoration: none;
    color: var(--secondary-color);
    flex-shrink: 0;
}

.question-nav-footer-item:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* Footer navigation states */
.question-nav-footer-item.answered {
    background: var(--success-color);
    border-color: var(--success-color);
    color: white;
}

.question-nav-footer-item.incorrect {
    background: var(--danger-color);
    border-color: var(--danger-color);
    color: white;
}

.question-nav-footer-item.current {
    border-color: var(--primary-color);
    color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.25);
}

/* Question numbering - simple blue squares */
.question-number-simple {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 4px;
    font-weight: 600;
    font-size: 1rem;
    flex-shrink: 0;
}

/* All Questions Container Updates */
#allQuestionsContainer .card {
    margin-bottom: 2rem;
    border: 1px solid #dee2e6;
}

#allQuestionsContainer .card-body {
    padding: 2rem;
}

.question-header {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.question-text {
    flex: 1;
    font-size: 1.1rem;
    font-weight: 500;
    line-height: 1.4;
    margin: 0;
}

/* Answer feedback styles matching screenshot */
.answer-option-correct {
    background-color: #d1f2eb !important;
    border-color: var(--success-color) !important;
    border-width: 2px !important;
}

.answer-option-incorrect {
    background-color: #f8d7da !important;
    border-color: var(--danger-color) !important;
    border-width: 2px !important;
}

.answer-option-normal {
    background-color: #f8f9fa;
    border-color: #dee2e6;
    border-width: 1px;
}

/* Correct answer display */
.correct-answer-display {
    margin-top: 1rem;
    padding: 0.75rem 1rem;
    background-color: #f8f9fa;
    border-left: 4px solid var(--primary-color);
    font-size: 0.95rem;
    font-weight: 500;
}

/* Add bottom padding to body to account for sticky footer */
body {
    padding-bottom: 80px;
}

/* Hide original question navigation container */
.question-nav-container {
    display: none !important;
}

/* Highlight only the score span in green when quiz is completed */
.quiz-completed #scoreSpan {
    color: var(--success-color);
    font-weight: 600;
}