/* ─── Quiz Block ─────────────────────────────────────────────── */

.wp-block-fca-course-blocks-quiz {
    --quiz-accent: #4f46e5;
    --quiz-correct: #16a34a;
    --quiz-incorrect: #dc2626;
    --quiz-bg: #f8fafc;
    --quiz-border: #e2e8f0;
    --quiz-text: #1e293b;
    --quiz-muted: #64748b;
    --quiz-radius: 8px;
    font-family: inherit;
    margin: 1.5em 0;
}

/* ─── Header ─────────────────────────────────────────────────── */

.wp-block-fca-course-blocks-quiz .fca-quiz-header {
    padding: 1em 1.25em;
    background: var(--quiz-accent);
    border-radius: var(--quiz-radius) var(--quiz-radius) 0 0;
    color: #fff;
}

.wp-block-fca-course-blocks-quiz .fca-quiz-title {
    margin: 0;
    font-size: 1.1em;
    font-weight: 600;
    color: #fff;
}

/* ─── Body ───────────────────────────────────────────────────── */

.wp-block-fca-course-blocks-quiz .fca-quiz-body {
    border: 1px solid var(--quiz-border);
    border-top: none;
    border-radius: 0 0 var(--quiz-radius) var(--quiz-radius);
    background: #fff;
}

/* ─── Question ───────────────────────────────────────────────── */

.fca-quiz-question {
    padding: 1.25em;
    border-bottom: 1px solid var(--quiz-border);
    transition: background 0.2s;
}

.fca-quiz-question:last-child {
    border-bottom: none;
}

.fca-quiz-question.fca-quiz-correct {
    background: #f0fdf4;
}

.fca-quiz-question.fca-quiz-incorrect {
    background: #fef2f2;
}

.fca-quiz-q-header {
    display: flex;
    align-items: flex-start;
    gap: 0.75em;
    margin-bottom: 0.75em;
}

.fca-quiz-q-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--quiz-accent);
    color: #fff;
    font-size: 0.8em;
    font-weight: 700;
    flex-shrink: 0;
}

.fca-quiz-q-title {
    font-weight: 500;
    line-height: 1.5;
    color: var(--quiz-text);
}

/* ─── Single/Multiple Choice ─────────────────────────────────── */

.fca-quiz-answers {
    display: flex;
    flex-direction: column;
    gap: 0.5em;
    margin-left: 2.5em;
}

.fca-quiz-answer {
    display: flex;
    align-items: center;
    gap: 0.6em;
    padding: 0.6em 0.75em;
    background: var(--quiz-bg);
    border: 1px solid var(--quiz-border);
    border-radius: 6px;
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
}

.fca-quiz-answer:hover {
    border-color: var(--quiz-accent);
    background: #eef2ff;
}

.fca-quiz-answer input[type="radio"],
.fca-quiz-answer input[type="checkbox"] {
    accent-color: var(--quiz-accent);
    margin: 0;
    flex-shrink: 0;
}

.fca-quiz-answer-text {
    line-height: 1.4;
}

/* ─── Cloze (Fill in the Blank) ──────────────────────────────── */

.fca-quiz-cloze {
    margin-left: 2.5em;
    line-height: 2;
}

.fca-quiz-cloze-input {
    display: inline-block;
    width: auto;
    min-width: 100px;
    max-width: 200px;
    padding: 0.25em 0.5em;
    border: none;
    border-bottom: 2px solid var(--quiz-accent);
    background: var(--quiz-bg);
    font-size: inherit;
    font-family: inherit;
    text-align: center;
    outline: none;
    transition: border-color 0.15s;
}

.fca-quiz-cloze-input:focus {
    border-bottom-color: var(--quiz-accent);
    background: #eef2ff;
}

/* ─── Sort (Drag to Reorder) ─────────────────────────────────── */

.fca-quiz-sort-list {
    margin-left: 2.5em;
    display: flex;
    flex-direction: column;
    gap: 0.4em;
}

.fca-quiz-sort-item {
    display: flex;
    align-items: center;
    gap: 0.6em;
    padding: 0.6em 0.75em;
    background: var(--quiz-bg);
    border: 1px solid var(--quiz-border);
    border-radius: 6px;
    cursor: grab;
    user-select: none;
    transition: transform 0.15s, box-shadow 0.15s;
}

.fca-quiz-sort-item:active {
    cursor: grabbing;
}

.fca-quiz-sort-item.fca-quiz-dragging {
    opacity: 0.4;
}

.fca-quiz-sort-item.fca-quiz-drag-over {
    border-color: var(--quiz-accent);
    box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.2);
}

.fca-quiz-drag-handle {
    color: var(--quiz-muted);
    font-size: 1.1em;
    flex-shrink: 0;
}

/* ─── Matrix (Matching) ──────────────────────────────────────── */

.fca-quiz-matrix {
    margin-left: 2.5em;
    display: flex;
    gap: 1.5em;
    flex-wrap: wrap;
}

.fca-quiz-matrix-left {
    flex: 1;
    min-width: 200px;
    display: flex;
    flex-direction: column;
    gap: 0.5em;
}

.fca-quiz-matrix-right {
    flex: 1;
    min-width: 200px;
    display: flex;
    flex-direction: column;
    gap: 0.5em;
}

.fca-quiz-matrix-item {
    display: flex;
    align-items: center;
    gap: 0.75em;
}

.fca-quiz-matrix-term {
    font-weight: 600;
    white-space: nowrap;
    color: var(--quiz-text);
    min-width: 60px;
}

.fca-quiz-matrix-drop {
    flex: 1;
    min-height: 40px;
    border: 2px dashed var(--quiz-border);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.4em 0.6em;
    transition: border-color 0.15s, background 0.15s;
}

.fca-quiz-matrix-drop.fca-quiz-drag-over {
    border-color: var(--quiz-accent);
    background: #eef2ff;
}

.fca-quiz-matrix-placeholder {
    color: var(--quiz-muted);
    font-size: 0.85em;
    font-style: italic;
}

.fca-quiz-matrix-choice {
    padding: 0.5em 0.75em;
    background: #eef2ff;
    border: 1px solid var(--quiz-accent);
    border-radius: 6px;
    cursor: grab;
    user-select: none;
    text-align: center;
    transition: transform 0.15s, box-shadow 0.15s;
}

.fca-quiz-matrix-choice:active {
    cursor: grabbing;
}

.fca-quiz-matrix-choice.fca-quiz-dragging {
    opacity: 0.4;
}

.fca-quiz-matrix-choice.fca-quiz-selected {
    box-shadow: 0 0 0 2px var(--quiz-accent);
    background: #c7d2fe;
}

/* Choice placed inside drop zone */
.fca-quiz-matrix-drop .fca-quiz-matrix-choice {
    margin: 0;
    cursor: pointer;
}

/* ─── Feedback ───────────────────────────────────────────────── */

.fca-quiz-feedback {
    margin-top: 0.5em;
    margin-left: 2.5em;
    padding: 0.4em 0.75em;
    border-radius: 6px;
    font-size: 0.9em;
    font-weight: 500;
}

.fca-quiz-feedback-correct {
    background: #dcfce7;
    color: var(--quiz-correct);
}

.fca-quiz-feedback-incorrect {
    background: #fee2e2;
    color: var(--quiz-incorrect);
}

/* ─── Footer / Score ─────────────────────────────────────────── */

.fca-quiz-footer {
    padding: 1em 1.25em;
    border: 1px solid var(--quiz-border);
    border-top: none;
    border-radius: 0 0 var(--quiz-radius) var(--quiz-radius);
    background: #fff;
    display: flex;
    align-items: center;
    gap: 1em;
    flex-wrap: wrap;
}

.fca-quiz-submit {
    padding: 0.6em 1.5em;
    background: var(--quiz-accent);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 0.95em;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}

.fca-quiz-submit:hover {
    background: #4338ca;
}

.fca-quiz-score {
    padding: 0.5em 1em;
    border-radius: 6px;
    font-size: 0.95em;
}

.fca-quiz-score-pass {
    background: #dcfce7;
    color: var(--quiz-correct);
}

.fca-quiz-score-partial {
    background: #fef9c3;
    color: #a16207;
}

.fca-quiz-score-fail {
    background: #fee2e2;
    color: var(--quiz-incorrect);
}

/* ─── Editor Styles ──────────────────────────────────────────── */

.fca-quiz-placeholder {
    padding: 2em;
    text-align: center;
    background: var(--quiz-bg);
    border: 2px dashed var(--quiz-border);
    border-radius: var(--quiz-radius);
}

.fca-quiz-placeholder .fca-quiz-icon {
    font-size: 2em;
    margin-bottom: 0.25em;
}

.fca-quiz-placeholder-title {
    font-weight: 600;
    margin-bottom: 0.75em;
}

.fca-quiz-placeholder .components-combobox-control {
    max-width: 400px;
    margin: 0 auto;
    text-align: left;
}

.fca-quiz-error {
    border-color: var(--quiz-incorrect);
    color: var(--quiz-incorrect);
}

.fca-quiz-preview {
    border: 1px solid var(--quiz-border);
    border-radius: var(--quiz-radius);
    overflow: hidden;
}

.fca-quiz-preview .fca-quiz-header {
    display: flex;
    align-items: center;
    gap: 0.75em;
    flex-wrap: wrap;
}

.fca-quiz-badge {
    background: rgba(255,255,255,0.2);
    padding: 0.15em 0.6em;
    border-radius: 4px;
    font-size: 0.75em;
    font-weight: 700;
    text-transform: uppercase;
}

.fca-quiz-count {
    font-size: 0.85em;
    opacity: 0.8;
}

.fca-quiz-change {
    margin-left: auto;
    padding: 0.3em 0.75em;
    background: rgba(255,255,255,0.2);
    border: 1px solid rgba(255,255,255,0.4);
    border-radius: 4px;
    color: #fff;
    font-size: 0.8em;
    cursor: pointer;
}

.fca-quiz-change:hover {
    background: rgba(255,255,255,0.3);
}

.fca-quiz-questions-preview {
    padding: 0.75em 1em;
    background: #fff;
}

.fca-quiz-q-preview {
    display: flex;
    align-items: center;
    gap: 0.5em;
    padding: 0.4em 0;
    border-bottom: 1px solid var(--quiz-border);
}

.fca-quiz-q-preview:last-child {
    border-bottom: none;
}

.fca-quiz-q-num {
    font-weight: 600;
    color: var(--quiz-accent);
    min-width: 1.5em;
}

.fca-quiz-q-text {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.fca-quiz-q-type {
    font-size: 0.75em;
    color: var(--quiz-muted);
    background: var(--quiz-bg);
    padding: 0.15em 0.5em;
    border-radius: 4px;
    white-space: nowrap;
}

.fca-quiz-more {
    color: var(--quiz-muted);
    font-size: 0.85em;
    text-align: center;
    margin: 0.5em 0 0;
}

/* ─── Answer key - hidden ────────────────────────────────────── */

.fca-quiz-answer-key {
    display: none !important;
}

/* ─── Responsive ─────────────────────────────────────────────── */

@media (max-width: 600px) {
    .fca-quiz-matrix {
        flex-direction: column;
    }

    .fca-quiz-matrix-item {
        flex-direction: column;
        align-items: stretch;
    }

    .fca-quiz-matrix-term {
        white-space: normal;
    }

    .fca-quiz-answers,
    .fca-quiz-cloze,
    .fca-quiz-sort-list,
    .fca-quiz-matrix,
    .fca-quiz-feedback {
        margin-left: 0;
    }
}