/* =============================================
   QUIZ - PUBLIC FACING STYLES
   CSS Custom Properties allow per-tenant branding
   ============================================= */

:root {
    --quiz-primary: #000000;
    --quiz-primary-hover: #333333;
    --quiz-secondary: #6366f1;
    --quiz-bg: #f9fafb;
    --quiz-card-bg: #ffffff;
    --quiz-text: #111827;
    --quiz-text-secondary: #6b7280;
    --quiz-border: #e5e7eb;
    --quiz-success: #22c55e;
    --quiz-danger: #ef4444;
    --quiz-warning: #f59e0b;
    --quiz-font: 'Instrument Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --quiz-radius: 10px;
}

* { box-sizing: border-box; }

body.quiz-page {
    margin: 0;
    padding: 0;
    background: var(--quiz-bg);
    font-family: var(--quiz-font);
    color: var(--quiz-text);
    min-height: 100vh;
}

body.quiz-embed .quiz-header { display: none; }
body.quiz-embed .quiz-container { padding-top: 20px; }

/* Header */
.quiz-header {
    background: var(--quiz-card-bg);
    border-bottom: 1px solid var(--quiz-border);
    padding: 16px 24px;
    text-align: center;
}

.quiz-header img {
    max-height: 48px;
    max-width: 200px;
}

.quiz-header .tenant-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--quiz-text);
}

/* Container */
.quiz-container {
    max-width: 760px;
    margin: 0 auto;
    padding: 32px 20px 80px;
}

.quiz-form-logo {
    text-align: center;
    margin-bottom: 20px;
}

.quiz-form-logo img {
    max-height: 64px;
    max-width: 240px;
}

.quiz-title {
    font-size: 28px;
    font-weight: 700;
    margin: 0 0 8px;
    color: var(--quiz-text);
    text-align: center;
}

.quiz-description {
    font-size: 15px;
    color: var(--quiz-text-secondary);
    text-align: center;
    margin: 0 0 32px;
    line-height: 1.5;
}

/* =============================================
   PROGRESS BAR
   ============================================= */

.quiz-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 32px;
    gap: 0;
}

.quiz-progress-step {
    display: flex;
    align-items: center;
    gap: 8px;
}

.quiz-progress-step + .quiz-progress-step {
    margin-left: 8px;
}

.quiz-progress-step + .quiz-progress-step::before {
    content: '';
    display: block;
    width: 40px;
    height: 2px;
    background: var(--quiz-border);
    margin-right: 8px;
    flex-shrink: 0;
}

.quiz-progress-step.completed + .quiz-progress-step::before,
.quiz-progress-step.active + .quiz-progress-step::before {
    background: var(--quiz-primary);
}

.quiz-progress-dot {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 600;
    flex-shrink: 0;
    background: var(--quiz-border);
    color: var(--quiz-text-secondary);
    transition: all 0.3s ease;
}

.quiz-progress-step.active .quiz-progress-dot {
    background: var(--quiz-primary);
    color: #fff;
}

.quiz-progress-step.completed .quiz-progress-dot {
    background: var(--quiz-success);
    color: #fff;
}

/* =============================================
   TIMER
   ============================================= */

.quiz-timer {
    position: fixed;
    top: 16px;
    right: 16px;
    background: var(--quiz-card-bg);
    border: 1px solid var(--quiz-border);
    border-radius: 8px;
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 8px;
}

.quiz-timer.warning {
    border-color: var(--quiz-warning);
    color: var(--quiz-warning);
}

.quiz-timer.danger {
    border-color: var(--quiz-danger);
    color: var(--quiz-danger);
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* =============================================
   RESPONDENT INFO
   ============================================= */

.quiz-respondent-card {
    background: var(--quiz-card-bg);
    border: 1px solid var(--quiz-border);
    border-radius: var(--quiz-radius);
    padding: 24px;
    margin-bottom: 24px;
}

.quiz-respondent-card h3 {
    font-size: 16px;
    margin: 0 0 16px;
}

/* =============================================
   QUESTION CARD
   ============================================= */

.quiz-section {
    display: none;
}

.quiz-section.active {
    display: block;
}

.quiz-question {
    background: var(--quiz-card-bg);
    border: 1px solid var(--quiz-border);
    border-radius: var(--quiz-radius);
    padding: 24px;
    margin-bottom: 16px;
    transition: border-color 0.2s;
}

.quiz-question.has-error {
    border-color: var(--quiz-danger);
}

.quiz-question-number {
    font-size: 12px;
    font-weight: 600;
    color: var(--quiz-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.quiz-question-text {
    font-size: 16px;
    font-weight: 500;
    margin: 0 0 4px;
    line-height: 1.5;
}

.quiz-question-image {
    margin: 12px 0;
}

.quiz-question-image img {
    max-width: 100%;
    max-height: 300px;
    border-radius: 8px;
}

.quiz-question-points {
    font-size: 12px;
    color: var(--quiz-text-secondary);
    margin-bottom: 16px;
}

.quiz-question .error-message {
    color: var(--quiz-danger);
    font-size: 13px;
    margin-top: 8px;
    display: none;
}

.quiz-question.has-error .error-message {
    display: block;
}

/* =============================================
   ANSWER TYPES
   ============================================= */

/* Radio / Checkbox choices */
.quiz-answers {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.quiz-answer-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border: 1px solid var(--quiz-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s;
    font-size: 14px;
}

.quiz-answer-option:hover {
    background: #f9fafb;
    border-color: var(--quiz-primary);
}

.quiz-answer-option.selected {
    background: #f0f0f0;
    border-color: var(--quiz-primary);
}

.quiz-answer-option input[type="radio"],
.quiz-answer-option input[type="checkbox"] {
    flex-shrink: 0;
}

.quiz-answer-option .answer-image {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: 6px;
}

/* Text inputs */
.quiz-text-input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--quiz-border);
    border-radius: 8px;
    font-size: 14px;
    font-family: var(--quiz-font);
    transition: border-color 0.15s;
}

.quiz-text-input:focus {
    outline: none;
    border-color: var(--quiz-primary);
}

textarea.quiz-text-input {
    min-height: 120px;
    resize: vertical;
}

/* Rating Scale */
.quiz-rating-scale {
    display: flex;
    align-items: center;
    gap: 0;
    justify-content: center;
    margin: 12px 0;
}

.quiz-rating-scale .scale-labels {
    display: flex;
    justify-content: space-between;
    width: 100%;
    font-size: 12px;
    color: var(--quiz-text-secondary);
    margin-top: 8px;
}

.quiz-rating-scale .scale-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 8px 12px;
    cursor: pointer;
    border-radius: 8px;
    transition: background 0.15s;
    min-width: 44px;
}

.quiz-rating-scale .scale-option:hover {
    background: #f3f4f6;
}

.quiz-rating-scale .scale-option.selected {
    background: var(--quiz-primary);
    color: #fff;
}

.quiz-rating-scale .scale-option .scale-number {
    font-size: 18px;
    font-weight: 600;
}

/* Likert Grid */
.quiz-likert-grid {
    width: 100%;
    overflow-x: auto;
}

.quiz-likert-grid table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.quiz-likert-grid th {
    padding: 8px 12px;
    text-align: center;
    font-weight: 500;
    color: var(--quiz-text-secondary);
    font-size: 12px;
    border-bottom: 1px solid var(--quiz-border);
}

.quiz-likert-grid td {
    padding: 10px 12px;
    text-align: center;
    border-bottom: 1px solid #f3f4f6;
}

.quiz-likert-grid td:first-child {
    text-align: left;
    font-weight: 500;
    min-width: 200px;
}

.quiz-likert-grid input[type="radio"] {
    cursor: pointer;
}

/* Ranking */
.quiz-ranking-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.quiz-ranking-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--quiz-card-bg);
    border: 1px solid var(--quiz-border);
    border-radius: 8px;
    margin-bottom: 6px;
    cursor: grab;
    font-size: 14px;
    user-select: none;
}

.quiz-ranking-item:active {
    cursor: grabbing;
}

.quiz-ranking-item .rank-number {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #f3f4f6;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    color: var(--quiz-text-secondary);
    flex-shrink: 0;
}

.quiz-ranking-item .drag-indicator {
    color: #d1d5db;
    flex-shrink: 0;
}

/* Matching */
.quiz-matching-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.quiz-matching-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.quiz-matching-left {
    flex: 1;
    padding: 10px 14px;
    background: #f9fafb;
    border: 1px solid var(--quiz-border);
    border-radius: 8px;
    font-size: 14px;
}

.quiz-matching-select {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--quiz-border);
    border-radius: 8px;
    font-size: 14px;
    background: var(--quiz-card-bg);
}

.quiz-matching-arrow {
    color: var(--quiz-text-secondary);
    flex-shrink: 0;
}

/* Fill in the Blank */
.quiz-fill-blank {
    font-size: 16px;
    line-height: 2;
}

.quiz-fill-blank .blank-input {
    display: inline-block;
    width: 150px;
    padding: 4px 10px;
    border: none;
    border-bottom: 2px solid var(--quiz-primary);
    font-size: 16px;
    font-family: var(--quiz-font);
    background: transparent;
    text-align: center;
}

.quiz-fill-blank .blank-input:focus {
    outline: none;
    border-bottom-color: var(--quiz-secondary);
}

/* File Upload */
.quiz-file-drop {
    border: 2px dashed var(--quiz-border);
    border-radius: var(--quiz-radius);
    padding: 32px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--quiz-text-secondary);
}

.quiz-file-drop:hover,
.quiz-file-drop.dragover {
    border-color: var(--quiz-primary);
    background: #f9fafb;
}

.quiz-file-drop input[type="file"] {
    display: none;
}

.quiz-file-drop .file-info {
    font-size: 13px;
    margin-top: 8px;
}

.quiz-file-drop .file-selected {
    color: var(--quiz-success);
    font-weight: 500;
}

/* =============================================
   NAVIGATION
   ============================================= */

.quiz-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--quiz-border);
}

.quiz-nav .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.15s;
    font-family: var(--quiz-font);
}

.quiz-nav .btn-primary {
    background: var(--quiz-primary);
    color: #fff;
}

.quiz-nav .btn-primary:hover {
    background: var(--quiz-primary-hover);
}

.quiz-nav .btn-secondary {
    background: var(--quiz-card-bg);
    color: var(--quiz-text);
    border: 1px solid var(--quiz-border);
}

.quiz-nav .btn-secondary:hover {
    background: #f3f4f6;
}

.quiz-nav .btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* =============================================
   RESULTS
   ============================================= */

.quiz-results {
    text-align: center;
    padding: 40px 0;
}

.quiz-results-score {
    font-size: 48px;
    font-weight: 700;
    margin: 16px 0 8px;
}

.quiz-results-label {
    font-size: 16px;
    color: var(--quiz-text-secondary);
    margin-bottom: 8px;
}

.quiz-results-badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
}

.quiz-results-badge.passed {
    background: #dcfce7;
    color: #16a34a;
}

.quiz-results-badge.failed {
    background: #fef2f2;
    color: #dc2626;
}

.quiz-results-summary {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 32px;
    font-size: 14px;
    color: var(--quiz-text-secondary);
}

.quiz-results-summary .stat-value {
    display: block;
    font-size: 20px;
    font-weight: 600;
    color: var(--quiz-text);
}

/* Per-question results */
.quiz-result-question {
    background: var(--quiz-card-bg);
    border: 1px solid var(--quiz-border);
    border-radius: var(--quiz-radius);
    padding: 20px;
    margin-bottom: 12px;
    text-align: left;
}

.quiz-result-question.correct {
    border-left: 3px solid var(--quiz-success);
}

.quiz-result-question.incorrect {
    border-left: 3px solid var(--quiz-danger);
}

.quiz-result-question.pending {
    border-left: 3px solid var(--quiz-warning);
}

.quiz-result-answer {
    font-size: 14px;
    margin-top: 8px;
}

.quiz-result-answer .your-answer {
    color: var(--quiz-text);
}

.quiz-result-answer .correct-answer {
    color: var(--quiz-success);
    font-weight: 500;
}

.quiz-result-answer .explanation {
    color: var(--quiz-text-secondary);
    font-style: italic;
    margin-top: 4px;
    font-size: 13px;
}

/* =============================================
   RESPONSIVE
   ============================================= */

@media (max-width: 768px) {
    .quiz-container {
        padding: 20px 16px 80px;
    }

    .quiz-title {
        font-size: 22px;
    }

    .quiz-question {
        padding: 16px;
    }

    .quiz-answer-option {
        padding: 10px 12px;
    }

    .quiz-rating-scale .scale-option {
        padding: 6px 8px;
        min-width: 36px;
    }

    .quiz-likert-grid {
        font-size: 12px;
    }

    .quiz-matching-row {
        flex-direction: column;
        gap: 6px;
    }

    .quiz-matching-arrow {
        transform: rotate(90deg);
    }

    .quiz-timer {
        top: auto;
        bottom: 16px;
        right: 16px;
        font-size: 13px;
        padding: 6px 12px;
    }

    .quiz-results-summary {
        flex-direction: column;
        gap: 16px;
    }

    .quiz-nav {
        flex-direction: column;
        gap: 12px;
    }

    .quiz-nav .btn {
        width: 100%;
        justify-content: center;
    }
}


/* ==========================================================================
   Outcome screen (weighted / segmentation quizzes)
   ========================================================================== */

.quiz-outcome {
    background: var(--quiz-card-bg);
    border: 1px solid var(--quiz-border);
    border-radius: var(--quiz-radius);
    padding: 48px 40px;
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}
.quiz-outcome-headline {
    font-family: var(--quiz-font);
    font-size: 30px; line-height: 1.25; font-weight: 700;
    color: var(--quiz-text); margin: 0 0 14px;
}
.quiz-outcome-subhead {
    font-size: 19px; line-height: 1.4; font-weight: 600;
    color: var(--quiz-primary); margin: 0 0 20px;
}
.quiz-outcome-body {
    font-size: 16px; line-height: 1.65; color: var(--quiz-text-secondary);
    text-align: left; margin: 0 auto 28px; max-width: 520px;
}
.quiz-outcome-body p { margin: 0 0 14px; }
.quiz-outcome-body p:last-child { margin-bottom: 0; }
.quiz-outcome-capture { display: block; max-width: 420px; margin: 0 auto; }
.quiz-capture-fields { display: flex; flex-direction: column; gap: 12px; margin-bottom: 16px; }
.quiz-outcome .quiz-input,
.quiz-capture-fields .quiz-input {
    width: 100%; padding: 14px 16px;
    font-family: var(--quiz-font); font-size: 16px; color: var(--quiz-text);
    background: #fff; border: 1px solid var(--quiz-border); border-radius: var(--quiz-radius);
    transition: border-color .15s ease, box-shadow .15s ease;
}
.quiz-outcome .quiz-input:focus {
    outline: none; border-color: var(--quiz-primary);
    box-shadow: 0 0 0 3px rgba(0,0,0,.07);
}
.quiz-outcome-cta {
    display: inline-block; width: 100%; padding: 15px 24px;
    font-family: var(--quiz-font); font-size: 16px; font-weight: 600;
    text-align: center; text-decoration: none; color: #fff;
    background: var(--quiz-primary); border: none; border-radius: var(--quiz-radius);
    cursor: pointer; transition: background .15s ease;
}
.quiz-outcome-cta:hover { background: var(--quiz-primary-hover); }
.quiz-outcome-cta:disabled { opacity: .6; cursor: default; }
.quiz-capture-error { color: var(--quiz-danger); font-size: 14px; margin-bottom: 12px; text-align: left; }
.quiz-capture-note { font-size: 13px; color: var(--quiz-text-secondary); margin: 14px 0 0; }
.quiz-capture-done { max-width: 420px; margin: 0 auto; }
.quiz-capture-done-title { font-size: 18px; font-weight: 600; color: var(--quiz-text); margin: 0 0 6px; }

@media (max-width: 600px) {
    .quiz-outcome { padding: 32px 20px; }
    .quiz-outcome-headline { font-size: 25px; }
    .quiz-outcome-subhead { font-size: 17px; }
}