/* =========================================================
   quiz.css
   Page-quiz-only styles. Loaded only by pages/quiz.html, so
   no other page is affected by anything in this file. Reuses
   the same design tokens as the rest of the site (css/style.css)
   and follows the same is-picked / is-fading naming used by
   the chat page (css/chat.css) on purpose, for consistency.
   ========================================================= */

/* ---- Progress dots ---- */
.quiz-progress {
    display: flex;
    justify-content: center;
    gap: 6px;
}

.quiz-progress-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-round);
    background-color: rgba(74, 64, 56, 0.14);
    transition: background-color var(--transition-fast), width var(--transition-fast), border-radius var(--transition-fast);
}

.quiz-progress-dot.is-done {
    background-color: var(--color-secondary);
}

.quiz-progress-dot.is-active {
    width: 22px;
    border-radius: var(--radius-sm);
    background-color: var(--color-primary);
}

/* ---- Question card host ----
   Positioned so the outgoing question can sit absolutely on
   top of it while it fades out, letting the incoming question
   cross-fade in without a layout jump. */
.quiz-card {
    position: relative;
    width: 100%;
}

.quiz-question-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    width: 100%;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 280ms ease, transform 280ms ease;
}

.quiz-question-block.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.quiz-question-block.is-leaving {
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
}

.quiz-question {
    font-size: clamp(1.05rem, 3.8dvh, 1.3rem);
    text-align: center;
}

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    width: 100%;
}

/* Same shape and feel as the chat page's reply buttons, so
   picking an answer here feels like the same interaction. */
.quiz-option-btn {
    width: 100%;
    text-align: left;
    padding: 13px 18px;
    background-color: var(--color-surface);
    border: 1px solid rgba(74, 64, 56, 0.12);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--color-text);
    box-shadow: var(--shadow-softer);
    transition: background-color var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast), opacity 220ms ease;
}

.quiz-option-btn:hover {
    background-color: var(--color-bubble-out, var(--color-bg));
    border-color: rgba(74, 64, 56, 0.18);
}

.quiz-option-btn:active {
    transform: scale(0.98);
}

.quiz-option-btn:disabled {
    pointer-events: none;
}

.quiz-option-btn.is-picked {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-surface);
    transform: scale(1.01);
}

.quiz-option-btn.is-fading {
    opacity: 0;
    transform: translateY(4px) scale(0.98);
}

/* ---- Finish card ---- */
.quiz-finish {
    padding-top: var(--space-xs);
}

.quiz-score {
    font-size: 0.95rem;
    color: var(--color-muted);
}