/**
 * Mantis Test Builder - Frontend Styles
 * Modern, responsive design with smooth animations
 */

:root {
    --mtb-primary: #6366f1;
    --mtb-primary-dark: #4f46e5;
    --mtb-primary-light: #818cf8;
    --mtb-success: #10b981;
    --mtb-warning: #f59e0b;
    --mtb-danger: #ef4444;
    --mtb-text: #1f2937;
    --mtb-text-light: #6b7280;
    --mtb-bg: #ffffff;
    --mtb-bg-light: #f9fafb;
    --mtb-border: #e5e7eb;
    --mtb-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --mtb-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --mtb-radius: 12px;
    --mtb-radius-sm: 8px;
    --mtb-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Container */
.mtb-test-container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
}

/* Test Header */
.mtb-test-header {
    background: var(--mtb-bg);
    border-radius: var(--mtb-radius);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--mtb-shadow);
}

.mtb-test-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--mtb-text);
    margin: 0 0 1rem 0;
    line-height: 1.3;
}

.mtb-test-intro,
.mtb-test-instructions {
    color: var(--mtb-text-light);
    line-height: 1.6;
    margin-top: 1rem;
}

.mtb-test-intro p,
.mtb-test-instructions p {
    margin: 0.5rem 0;
}

.mtb-test-instructions {
    background: var(--mtb-bg-light);
    border-left: 4px solid var(--mtb-primary);
    padding: 1rem 1.5rem;
    border-radius: var(--mtb-radius-sm);
    margin-top: 1.5rem;
}

.mtb-test-instructions ul {
    margin: 0.5rem 0;
    padding-left: 1.5rem;
}

.mtb-test-instructions li {
    margin: 0.25rem 0;
}

/* Progress Bar */
.mtb-progress-bar {
    width: 100%;
    height: 8px;
    background: var(--mtb-bg-light);
    border-radius: 999px;
    overflow: hidden;
    margin-bottom: 2rem;
}

.mtb-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--mtb-primary), var(--mtb-primary-light));
    border-radius: 999px;
    transition: width 0.5s ease;
}

/* Questions */
.mtb-questions {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.mtb-question {
    background: var(--mtb-bg);
    border-radius: var(--mtb-radius);
    padding: 2rem;
    box-shadow: var(--mtb-shadow);
    transition: var(--mtb-transition);
}

.mtb-question:hover {
    box-shadow: var(--mtb-shadow-lg);
    transform: translateY(-2px);
}

.mtb-question-number {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--mtb-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
}

.mtb-question-text {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--mtb-text);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

/* Answers */
.mtb-answers {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.mtb-answer {
    display: flex;
    align-items: center;
    padding: 1rem 1.25rem;
    background: var(--mtb-bg-light);
    border: 2px solid var(--mtb-border);
    border-radius: var(--mtb-radius-sm);
    cursor: pointer;
    transition: var(--mtb-transition);
    position: relative;
}

.mtb-answer:hover {
    background: #fff;
    border-color: var(--mtb-primary-light);
    transform: translateX(4px);
}

.mtb-answer input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.mtb-answer input[type="radio"]:checked ~ .mtb-answer-label,
.mtb-answer input[type="radio"]:checked ~ .mtb-answer-text {
    color: var(--mtb-primary);
}

.mtb-answer input[type="radio"]:checked + .mtb-answer-label::before {
    background: var(--mtb-primary);
    border-color: var(--mtb-primary);
}

.mtb-answer input[type="radio"]:checked + .mtb-answer-label::after {
    opacity: 1;
}

.mtb-answer-label {
    font-weight: 700;
    color: var(--mtb-text);
    margin-right: 0.75rem;
    position: relative;
    padding-left: 2rem;
    transition: var(--mtb-transition);
}

.mtb-answer-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    border: 2px solid var(--mtb-border);
    border-radius: 50%;
    background: white;
    transition: var(--mtb-transition);
}

.mtb-answer-label::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: white;
    opacity: 0;
    transition: var(--mtb-transition);
}

.mtb-answer-text {
    color: var(--mtb-text-light);
    flex: 1;
    transition: var(--mtb-transition);
}

/* Form Footer */
.mtb-form-footer {
    margin-top: 2rem;
    text-align: center;
}

.mtb-submit-button,
.mtb-cta-button,
.mtb-retake-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, var(--mtb-primary), var(--mtb-primary-dark));
    border: none;
    border-radius: var(--mtb-radius-sm);
    cursor: pointer;
    transition: var(--mtb-transition);
    box-shadow: var(--mtb-shadow);
    text-decoration: none;
}

.mtb-submit-button:hover,
.mtb-cta-button:hover,
.mtb-retake-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--mtb-shadow-lg);
    background: linear-gradient(135deg, var(--mtb-primary-dark), var(--mtb-primary));
}

.mtb-submit-button:active,
.mtb-cta-button:active,
.mtb-retake-button:active {
    transform: translateY(0);
}

.mtb-submit-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.mtb-error-message {
    margin-top: 1rem;
    padding: 1rem;
    background: #fee2e2;
    color: var(--mtb-danger);
    border-radius: var(--mtb-radius-sm);
    font-weight: 500;
}

/* Loading */
.mtb-loading {
    text-align: center;
    padding: 3rem;
}

.mtb-spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto 1rem;
    border: 4px solid var(--mtb-bg-light);
    border-top-color: var(--mtb-primary);
    border-radius: 50%;
    animation: mtb-spin 1s linear infinite;
}

@keyframes mtb-spin {
    to { transform: rotate(360deg); }
}

/* Result */
.mtb-result {
    background: var(--mtb-bg);
    border-radius: var(--mtb-radius);
    padding: 2.5rem;
    box-shadow: var(--mtb-shadow-lg);
    animation: mtb-fadeIn 0.5s ease;
}

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

.mtb-result-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--mtb-border);
}

.mtb-result-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--mtb-text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0 0 1rem 0;
}

.mtb-score-display {
    font-size: 3rem;
    font-weight: 700;
    color: var(--mtb-primary);
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.5rem;
}

.mtb-score-number {
    font-size: 4rem;
}

.mtb-score-separator {
    font-size: 2.5rem;
    color: var(--mtb-text-light);
}

.mtb-score-max {
    font-size: 2.5rem;
    color: var(--mtb-text-light);
}

.mtb-score-label {
    font-size: 1.25rem;
    color: var(--mtb-text-light);
    font-weight: 500;
}

.mtb-result-headline {
    font-size: 2rem;
    font-weight: 700;
    color: var(--mtb-text);
    margin: 0 0 1.5rem 0;
    line-height: 1.3;
}

.mtb-result-interpretation {
    color: var(--mtb-text-light);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.mtb-result-interpretation p {
    margin: 1rem 0;
}

.mtb-result-interpretation ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.mtb-result-interpretation li {
    margin: 0.5rem 0;
}

.mtb-result-interpretation strong {
    color: var(--mtb-text);
    font-weight: 600;
}

/* CTA */
.mtb-result-cta {
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    border-radius: var(--mtb-radius);
    padding: 2rem;
    margin: 2rem 0;
    border: 2px solid #bae6fd;
}

.mtb-cta-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--mtb-text);
    margin: 0 0 1rem 0;
}

.mtb-cta-text {
    color: var(--mtb-text-light);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.mtb-cta-button {
    margin-top: 1rem;
}

/* Disclaimer */
.mtb-disclaimer {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--mtb-border);
    text-align: center;
}

.mtb-disclaimer p {
    font-size: 0.875rem;
    color: var(--mtb-text-light);
    font-style: italic;
    margin: 0;
}

/* Result Actions */
.mtb-result-actions {
    margin-top: 2rem;
    text-align: center;
}

.mtb-retake-button {
    background: var(--mtb-bg-light);
    color: var(--mtb-text);
    border: 2px solid var(--mtb-border);
}

.mtb-retake-button:hover {
    background: white;
    border-color: var(--mtb-primary);
    color: var(--mtb-primary);
}

/* Error Messages */
.mtb-error {
    padding: 1rem 1.5rem;
    background: #fee2e2;
    color: var(--mtb-danger);
    border-radius: var(--mtb-radius-sm);
    border-left: 4px solid var(--mtb-danger);
    font-weight: 500;
}

/* Test List */
.mtb-test-list {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.mtb-test-list-item {
    background: var(--mtb-bg);
    border-radius: var(--mtb-radius);
    padding: 2rem;
    box-shadow: var(--mtb-shadow);
    transition: var(--mtb-transition);
}

.mtb-test-list-item:hover {
    box-shadow: var(--mtb-shadow-lg);
    transform: translateY(-2px);
}

.mtb-test-list-item h3 {
    margin: 0 0 1rem 0;
    color: var(--mtb-text);
}

.mtb-test-list-item .mtb-test-intro {
    margin-bottom: 1.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .mtb-test-container {
        padding: 0 0.75rem;
        margin: 1rem auto;
    }

    .mtb-test-header,
    .mtb-question,
    .mtb-result {
        padding: 1.5rem;
    }

    .mtb-test-title {
        font-size: 1.5rem;
    }

    .mtb-question-text {
        font-size: 1.125rem;
    }

    .mtb-score-display {
        font-size: 2rem;
    }

    .mtb-score-number {
        font-size: 3rem;
    }

    .mtb-score-separator,
    .mtb-score-max {
        font-size: 2rem;
    }

    .mtb-result-headline {
        font-size: 1.5rem;
    }

    .mtb-submit-button,
    .mtb-cta-button,
    .mtb-retake-button {
        width: 100%;
        padding: 0.875rem 1.5rem;
    }

    .mtb-answer {
        padding: 0.875rem 1rem;
    }

    .mtb-answer:hover {
        transform: none;
    }
}

@media (max-width: 480px) {
    .mtb-test-title {
        font-size: 1.25rem;
    }

    .mtb-question-text {
        font-size: 1rem;
    }

    .mtb-answer-text {
        font-size: 0.875rem;
    }
}


.mtb-lead-description {
    margin: 0 0 1rem;
    color: #4b5563;
}

.mtb-post-result-confirmation .mtb-field {
    margin-bottom: 1rem;
}

.mtb-post-result-confirmation input[type="text"],
.mtb-post-result-confirmation input[type="email"],
.mtb-post-result-confirmation input[type="tel"] {
    width: 100%;
    max-width: 540px;
}

.mtb-confirm-message {
    color: #374151;
    font-size: 0.95rem;
}


/* Tests archive */
.mtb-tests-archive {
    max-width: 1100px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.mtb-tests-archive-filters {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.mtb-tests-filter-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.mtb-tests-filter-label {
    font-weight: 600;
    color: var(--mtb-text);
    margin-right: 0.25rem;
}

.mtb-tests-filter-pill {
    display: inline-block;
    padding: 0.45rem 0.85rem;
    border: 1px solid var(--mtb-border);
    border-radius: 999px;
    text-decoration: none;
    color: var(--mtb-text);
    background: #fff;
    transition: var(--mtb-transition);
}

.mtb-tests-filter-pill:hover,
.mtb-tests-filter-pill.is-active {
    color: #fff;
    background: var(--mtb-primary);
    border-color: var(--mtb-primary);
}

.mtb-tests-archive-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.mtb-test-card {
    background: var(--mtb-bg);
    border-radius: var(--mtb-radius);
    box-shadow: var(--mtb-shadow);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mtb-test-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.mtb-test-card-category,
.mtb-test-card-tag {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
    font-size: 0.82rem;
    line-height: 1.2;
}

.mtb-test-card-category {
    background: rgba(99, 102, 241, 0.12);
    color: var(--mtb-primary-dark);
}

.mtb-test-card-tag {
    background: var(--mtb-bg-light);
    color: var(--mtb-text-light);
}

.mtb-test-card-title {
    margin: 0;
    font-size: 1.35rem;
    color: var(--mtb-text);
}

.mtb-test-card-summary {
    margin: 0;
    color: var(--mtb-text-light);
    line-height: 1.6;
}

.mtb-test-card-button {
    margin-top: auto;
    text-align: center;
}

.mtb-test-card-button.is-disabled {
    opacity: 0.6;
    pointer-events: none;
}