/* =============================================
   RVH Quiz — Dark retro theme
   Colors: #0a0a0f bg, #ff2d78 pink, #00e5ff cyan, #ffe600 yellow
   Fonts: Syne (headings), DM Sans (body), Space Mono (scores)
   ============================================= */

/* --- Root & Reset -------------------------------------------------- */
.rvh-quiz {
    --pink:   #ff2d78;
    --cyan:   #00e5ff;
    --yellow: #ffe600;
    --bg:     #0a0a0f;
    --bg2:    #12121a;
    --bg3:    #1c1c2a;
    --text:   #e8e8f0;
    --muted:  #7070a0;
    --correct:#22c55e;
    --wrong:  #ef4444;
    --radius: 12px;
    --font-head: 'Syne', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --font-mono: 'Space Mono', monospace;

    position: relative;
    max-width: 640px;
    margin: 0 auto;
    padding: 1rem 1rem 0;
    font-family: var(--font-body);
    color: var(--text);
}
.rvh-quiz a { text-decoration: none; }

/* Override WP page wrappers when quiz is present */
.static-page:has(.rvh-quiz) .static-hero { display: none; }
.static-page:has(.rvh-quiz) { padding: 0; }
.static-page:has(.rvh-quiz) .static-content { max-width: none; }
/* --- Screens ------------------------------------------------------- */
.quiz-screen {
    display: none;
    animation: quizFadeIn 0.3s ease;
}
.quiz-screen--active {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: calc(100dvh - 6rem);
    padding-bottom: 12vh;
}
.quiz-screen--playing.quiz-screen--active,
.quiz-screen--loading.quiz-screen--active,
.quiz-screen--results.quiz-screen--active {
    justify-content: flex-start;
    min-height: 0;
}
.quiz-screen--playing {
    padding-bottom: calc(2rem + env(safe-area-inset-bottom, 0px));
}
@keyframes quizFadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* --- Buttons ------------------------------------------------------- */
.quiz-btn {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    padding: 1.25rem 1.5rem;
    margin-bottom: 0.75rem;
    background: var(--bg2);
    border: 1px solid var(--bg3);
    border-radius: var(--radius);
    color: var(--text);
    cursor: pointer;
    transition: border-color 0.2s, transform 0.15s;
    text-align: left;
    font-family: var(--font-body);
    font-size: 1rem;
}
.quiz-btn:hover {
    border-color: var(--pink);
    transform: translateY(-2px);
}
.quiz-btn-icon {
    font-size: 1.75rem;
    margin-bottom: 0.4rem;
}
.quiz-btn-label {
    font-family: var(--font-head);
    font-size: 1.1rem;
    font-weight: 700;
}
.quiz-btn-desc {
    font-size: 0.85rem;
    color: var(--muted);
    margin-top: 0.2rem;
}

/* Screen headings */
.quiz-screen-heading {
    text-align: center;
    font-family: var(--font-head);
    font-size: 1.25rem;
    font-weight: 600;
    color: rgba(255,255,255,0.7);
    margin: 0 0 1.5rem;
}

/* Decade buttons */
.quiz-decade-buttons {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}
.quiz-btn--decade {
    padding: 1rem 0.5rem;
    text-align: center;
    align-items: center;
    font-family: var(--font-head);
    font-size: 1.1rem;
    font-weight: 700;
}
.quiz-btn--decade:hover,
.quiz-btn--decade.is-selected {
    border-color: var(--cyan);
    background: rgba(0, 229, 255, 0.08);
}

/* Difficulty buttons */
.quiz-btn--difficulty {
    border-left: 3px solid transparent;
}
.quiz-btn--difficulty[data-difficulty="easy"]:hover,
.quiz-btn--difficulty[data-difficulty="easy"].is-selected {
    border-left-color: var(--correct);
}
.quiz-btn--difficulty[data-difficulty="medium"]:hover,
.quiz-btn--difficulty[data-difficulty="medium"].is-selected {
    border-left-color: var(--yellow);
}
.quiz-btn--difficulty[data-difficulty="hard"]:hover,
.quiz-btn--difficulty[data-difficulty="hard"].is-selected {
    border-left-color: var(--wrong);
}

/* Back button */
.quiz-back-btn {
    background: none;
    border: none;
    color: var(--muted);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 0;
    margin-top: 0.5rem;
    transition: color 0.2s;
}
.quiz-back-btn:hover { color: var(--text); }

/* --- Daily Quiz button --------------------------------------------- */
.quiz-btn--daily {
    background: linear-gradient(135deg, rgba(255, 45, 120, 0.12), rgba(0, 229, 255, 0.12));
    border: 1px solid rgba(255, 45, 120, 0.3);
}
.quiz-btn--daily:hover {
    border-color: var(--pink);
    background: linear-gradient(135deg, rgba(255, 45, 120, 0.2), rgba(0, 229, 255, 0.2));
}
.quiz-lb-link {
    display: block;
    width: 100%;
    background: none;
    border: none;
    color: var(--cyan);
    font-size: 0.8rem;
    padding: 0.4rem 0;
    margin-bottom: 0.25rem;
    cursor: pointer;
    text-align: center;
    opacity: 0.7;
    transition: opacity 0.2s;
}
.quiz-lb-link:hover { opacity: 1; }
.quiz-start-divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 0.75rem 0;
    color: var(--muted);
    font-size: 0.8rem;
}
.quiz-start-divider::before,
.quiz-start-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--bg3);
}

/* --- Daily quiz visual areas --------------------------------------- */
.quiz-daily-area {
    display: none;
    margin-bottom: 1.5rem;
}
.quiz-daily-area.is-active { display: block; }

.quiz-daily-visual {
    display: flex;
    justify-content: center;
    margin-bottom: 0.5rem;
}

/* Title card (artist + year question types) */
.quiz-daily-title-card {
    position: relative;
    background: var(--bg2);
    border: 1px solid var(--bg3);
    border-radius: var(--radius);
    padding: 1.5rem 2rem;
    text-align: center;
    width: 100%;
    max-width: 416px;
    overflow: hidden;
}
.quiz-daily-card-thumb {
    width: calc(100% + 4rem);
    margin: -1.5rem -2rem 1rem;
    display: block;
    transform: scale(1.05);
    transform-origin: center;
}
.quiz-daily-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.5rem;
}
.quiz-daily-song {
    font-family: var(--font-head);
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0 0 0.25rem;
    color: var(--text);
}
.quiz-daily-artist {
    font-size: 0.9rem;
    color: var(--cyan);
    margin: 0;
}
.quiz-daily-hint {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--muted);
}

/* Shared quiz audio player — off-screen */
#rvhQuizPlayer {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* Daily mini-equalizer inside title card */
.quiz-daily-eq {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 3px;
    height: 16px;
    margin-bottom: 0.75rem;
    position: relative;
    z-index: 2;
}
.quiz-daily-eq span {
    width: 4px;
    background: var(--pink);
    border-radius: 2px;
    animation: quizEq 0.6s ease-in-out infinite alternate;
}
.quiz-daily-eq span:nth-child(2) { animation-delay: 0.1s; background: var(--cyan); }
.quiz-daily-eq span:nth-child(3) { animation-delay: 0.2s; }
.quiz-daily-eq span:nth-child(4) { animation-delay: 0.15s; background: var(--yellow); }
.quiz-daily-eq span:nth-child(5) { animation-delay: 0.05s; background: var(--cyan); }
.quiz-daily-eq.is-paused span { animation-play-state: paused; }
.quiz-daily-eq.is-buffering span { animation: quizEqBuffer 1s ease-in-out infinite; }
.quiz-daily-eq-row {
    display: flex;
    justify-content: center;
    margin-top: 0.5rem;
}

/* "Which came first?" pair cards */
.quiz-daily-pair {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
}
.quiz-daily-pair__card {
    flex: 1;
    background: var(--bg2);
    border: 1px solid var(--bg3);
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    transition: border-color 0.2s, transform 0.15s;
    text-align: left;
    padding: 0;
    color: var(--text);
    font-family: var(--font-body);
}
.quiz-daily-pair__card:hover:not(:disabled) {
    border-color: var(--pink);
    transform: translateY(-2px);
}
.quiz-daily-pair__card.is-correct {
    border-color: var(--correct);
    background: rgba(34, 197, 94, 0.08);
}
.quiz-daily-pair__card.is-wrong {
    border-color: var(--wrong);
    opacity: 0.6;
}
.quiz-daily-pair__card:disabled { cursor: default; }
.quiz-daily-pair__thumb {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    display: block;
}
.quiz-daily-pair__info {
    padding: 0.5rem 0.6rem;
}
.quiz-daily-pair__title {
    display: block;
    font-family: var(--font-head);
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.quiz-daily-pair__artist {
    display: block;
    font-size: 0.7rem;
    color: var(--muted);
}
.quiz-daily-pair__year {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--cyan);
    margin-top: 0.25rem;
}
.quiz-daily-pair__vs {
    font-family: var(--font-head);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--muted);
    flex-shrink: 0;
}

/* "Which Came First?" standalone — larger cards than daily */
.quiz-first-area { display: none; }
.quiz-first-area.is-active { display: block; }
.quiz-first-visual { margin-bottom: 0.5rem; }
.quiz-first-pair {
    display: flex;
    align-items: center;
    gap: 1rem;
    width: 100%;
}
.quiz-first-pair__card {
    flex: 1;
    background: var(--bg2);
    border: 2px solid var(--bg3);
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    transition: border-color 0.2s, transform 0.15s;
    text-align: left;
    padding: 0;
    color: var(--text);
    font-family: var(--font-body);
}
.quiz-first-pair__card:hover:not(:disabled) {
    border-color: var(--pink);
    transform: translateY(-3px);
}
.quiz-first-pair__card.is-correct {
    border-color: var(--correct);
    background: rgba(34, 197, 94, 0.08);
}
.quiz-first-pair__card.is-wrong {
    border-color: var(--wrong);
    opacity: 0.6;
}
.quiz-first-pair__card:disabled { cursor: default; }
.quiz-first-pair__thumb {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    display: block;
}
.quiz-first-pair__info {
    padding: 0.6rem 0.75rem;
}
.quiz-first-pair__title {
    display: block;
    font-family: var(--font-head);
    font-size: 0.95rem;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.quiz-first-pair__artist {
    display: block;
    font-size: 0.8rem;
    color: var(--muted);
}
.quiz-first-pair__year {
    display: block;
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 700;
    color: var(--cyan);
    margin-top: 0.25rem;
}
.quiz-first-pair__vs {
    font-family: var(--font-head);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--muted);
    flex-shrink: 0;
}
@media (max-width: 500px) {
    .quiz-first-pair {
        flex-direction: column;
        gap: 0.5rem;
    }
    .quiz-first-pair__vs {
        font-size: 0.9rem;
    }
}

/* --- Loading ------------------------------------------------------- */
.quiz-screen--loading {
    text-align: center;
    padding: 4rem 0;
}
.quiz-spinner {
    width: 40px;
    height: 40px;
    margin: 0 auto 1rem;
    border: 3px solid var(--bg3);
    border-top-color: var(--pink);
    border-radius: 50%;
    animation: quizSpin 0.8s linear infinite;
}
@keyframes quizSpin {
    to { transform: rotate(360deg); }
}
.quiz-loading-text {
    color: var(--muted);
}

/* --- Playing screen ------------------------------------------------ */
.quiz-progress-bar {
    height: 4px;
    background: var(--bg3);
    border-radius: 2px;
    margin-bottom: 1rem;
    overflow: hidden;
}
.quiz-progress-bar__fill {
    height: 100%;
    background: linear-gradient(90deg, var(--pink), var(--cyan));
    transition: width 0.4s ease;
    width: 0%;
}
.quiz-meta-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}
.quiz-question-counter {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--muted);
}
.quiz-score-display {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--cyan);
}
/* Settings bar */
.quiz-settings-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    margin-top: -0.5rem;
}
.quiz-settings-info {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--muted);
}
.quiz-change-btn {
    background: none;
    border: none;
    color: var(--muted);
    cursor: pointer;
    font-size: 0.75rem;
    padding: 0;
    transition: color 0.2s;
}
.quiz-change-btn:hover { color: var(--text); }

/* Cover area */
.quiz-cover-area {
    display: none;
    margin-bottom: 1.5rem;
}
.quiz-cover-area.is-active { display: block; }
.quiz-cover-wrap {
    position: relative;
    width: 100%;
    max-width: 416px;
    margin: 0 auto;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 0 40px rgba(255, 45, 120, 0.25);
}
.quiz-cover-img {
    width: 100%;
    display: block;
    /* Zoom 15% — crops YouTube corner text/watermarks */
    transform: scale(1.15);
    transform-origin: center;
}
/* Remove overlay — no longer used */
.quiz-cover-overlay { display: none; }

/* Edge blur — hides artist/song text on thumbnails */
.quiz-cover-wrap::after,
.quiz-intro-wrap::after,
.quiz-daily-title-card::after {
    content: '';
    position: absolute;
    inset: -10px;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    mask-image: radial-gradient(ellipse 50% 50% at center, transparent 40%, black 70%);
    -webkit-mask-image: radial-gradient(ellipse 50% 50% at center, transparent 40%, black 70%);
    pointer-events: none;
    z-index: 1;
}

/* Cover equalizer (under thumbnail) */
.quiz-cover-eq-row {
    display: flex;
    justify-content: center;
    margin-top: 0.5rem;
}
.quiz-cover-eq {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 3px;
    height: 16px;
    margin-bottom: 0.5rem;
}
.quiz-cover-eq span {
    width: 4px;
    background: var(--pink);
    border-radius: 2px;
    animation: quizEq 0.6s ease-in-out infinite alternate;
}
.quiz-cover-eq span:nth-child(2) { animation-delay: 0.1s; background: var(--cyan); }
.quiz-cover-eq span:nth-child(3) { animation-delay: 0.2s; }
.quiz-cover-eq span:nth-child(4) { animation-delay: 0.15s; background: var(--yellow); }
.quiz-cover-eq span:nth-child(5) { animation-delay: 0.05s; background: var(--cyan); }
.quiz-cover-eq.is-paused span { animation-play-state: paused; }
.quiz-cover-eq.is-buffering span { animation: quizEqBuffer 1s ease-in-out infinite; }

/* Cover timer bar */
.quiz-cover-timer {
    height: 4px;
    background: var(--bg3);
    border-radius: 2px;
    overflow: hidden;
    max-width: 416px;
    margin: 0 auto 1rem;
}
.quiz-cover-timer__fill {
    height: 100%;
    background: var(--cyan);
    width: 100%;
    transition: width linear;
}

/* (old cover player removed — using shared #rvhQuizPlayer) */

/* Intro area */
.quiz-intro-area {
    display: none;
    margin-bottom: 1.5rem;
}
.quiz-intro-area.is-active { display: block; }
.quiz-intro-wrap {
    position: relative;
    width: 100%;
    max-width: 416px;
    margin: 0 auto 0.75rem;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 0 40px rgba(255, 45, 120, 0.25);
}
.quiz-intro-thumb {
    width: 100%;
    display: block;
    transform: scale(1.15);
    transform-origin: center;
}
.quiz-equalizer {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 3px;
    height: 16px;
    margin-bottom: 1rem;
}
.quiz-equalizer span {
    width: 4px;
    background: var(--pink);
    border-radius: 3px;
    animation: quizEq 0.6s ease-in-out infinite alternate;
}
.quiz-equalizer span:nth-child(2) { animation-delay: 0.1s; background: var(--cyan); }
.quiz-equalizer span:nth-child(3) { animation-delay: 0.2s; }
.quiz-equalizer span:nth-child(4) { animation-delay: 0.15s; background: var(--yellow); }
.quiz-equalizer span:nth-child(5) { animation-delay: 0.05s; background: var(--cyan); }
@keyframes quizEq {
    from { height: 4px; }
    to   { height: 14px; }
}
@keyframes quizEqBuffer {
    0%, 100% { opacity: 0.3; height: 6px; }
    50%      { opacity: 1;   height: 6px; }
}
.quiz-equalizer.is-paused span { animation-play-state: paused; }
.quiz-equalizer.is-buffering span { animation: quizEqBuffer 1s ease-in-out infinite; }

.quiz-timer-bar {
    height: 4px;
    background: var(--bg3);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 1rem;
}
.quiz-timer-bar__fill {
    height: 100%;
    background: var(--cyan);
    width: 100%;
    transition: width linear;
}

/* Skip button (no audio) */
.quiz-skip-row {
    text-align: center;
    margin-top: 0.5rem;
}
.quiz-skip-btn {
    background: none;
    border: none;
    color: var(--muted);
    font-size: 0.8rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    transition: color 0.2s;
}
.quiz-skip-btn:hover { color: var(--text); }

/* (old intro player removed — using shared #rvhQuizPlayer) */

/* Question text */
.quiz-question-text {
    font-family: var(--font-head);
    font-size: 1.2rem;
    font-weight: 600;
    text-align: center;
    margin: 0 0 1.25rem;
    color: var(--text);
}

/* Alternatives */
.quiz-alternatives {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem;
    margin-bottom: 1rem;
}
.quiz-alt-btn {
    padding: 0.9rem 1rem;
    background: var(--bg2);
    border: 1px solid var(--bg3);
    border-radius: var(--radius);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 0.9rem;
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
    text-align: center;
    line-height: 1.3;
}
@media (hover: hover) {
    .quiz-alt-btn:hover:not(:disabled) {
        border-color: var(--pink);
        background: rgba(255, 45, 120, 0.08);
    }
}
.quiz-alt-btn.is-correct {
    border-color: var(--correct);
    background: rgba(34, 197, 94, 0.15);
    color: var(--correct);
}
.quiz-alt-btn.is-wrong {
    border-color: var(--wrong);
    background: rgba(239, 68, 68, 0.12);
    color: var(--wrong);
    animation: quizShake 0.4s ease;
}
@keyframes quizShake {
    0%,100% { transform: translateX(0); }
    25%      { transform: translateX(-6px); }
    75%      { transform: translateX(6px); }
}
.quiz-alt-btn:disabled { cursor: default; opacity: 0.7; }
.quiz-alt-btn:focus { outline: none; }
.quiz-alt-btn:active:not(:disabled) {
    transform: scale(0.97);
}

/* --- Results: Card Grid ------------------------------------------- */
.quiz-results-videos {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    max-width: 540px;
    margin: 0 auto 1.5rem;
    text-align: left;
}
.quiz-rcard {
    background: var(--bg2);
    border: 1px solid var(--bg3);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color 0.2s, transform 0.15s;
}
.quiz-rcard:hover {
    border-color: var(--pink);
    transform: translateY(-2px);
}
.quiz-rcard.is-wrong { opacity: 0.55; }
.quiz-rcard.is-wrong:hover { opacity: 0.85; }
.quiz-rcard.is-wrong .quiz-rcard__media::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(239, 68, 68, 0.15);
}
.quiz-rcard__link {
    text-decoration: none;
    color: var(--text);
    display: block;
}
.quiz-rcard__media {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}
.quiz-rcard__thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.quiz-rcard__badge {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}
.quiz-rcard__badge.is-correct {
    background: var(--correct);
    color: #fff;
}
.quiz-rcard__badge.is-wrong {
    background: var(--wrong);
    color: #fff;
}
.quiz-rcard__body { padding: 0.6rem 0.75rem 0.75rem; }
.quiz-rcard__title {
    font-family: var(--font-head);
    font-size: 0.85rem;
    font-weight: 700;
    margin: 0 0 0.1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.quiz-rcard__artist {
    font-size: 0.8rem;
    color: var(--muted);
    margin: 0 0 0.35rem;
}
.quiz-rcard__meta {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--muted);
    margin-bottom: 0.35rem;
}
.quiz-rcard__genre {
    background: rgba(255, 45, 120, 0.1);
    color: var(--pink);
    padding: 1px 6px;
    border-radius: 8px;
    font-size: 0.6rem;
}
.quiz-rcard__desc {
    font-size: 0.75rem;
    line-height: 1.4;
    color: var(--text);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Explore CTA */
.quiz-btn--explore[hidden] { display: none; }
.quiz-btn--explore {
    display: block;
    max-width: 500px;
    margin: 0 auto 1.5rem;
    padding: 0.9rem 1.5rem;
    background: rgba(0, 229, 255, 0.08);
    border: 1px solid rgba(0, 229, 255, 0.3);
    border-radius: var(--radius);
    color: var(--cyan);
    text-align: center;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
}
.quiz-btn--explore:hover {
    background: rgba(0, 229, 255, 0.15);
}

/* Free text (hard mode) */
.quiz-free-text {
    display: none;
    gap: 0.5rem;
}
.quiz-free-text.is-active {
    display: flex;
}
.quiz-text-input {
    flex: 1;
    padding: 0.75rem 1rem;
    background: var(--bg2);
    border: 1px solid var(--bg3);
    border-radius: var(--radius);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}
.quiz-text-input:focus { border-color: var(--pink); }
.quiz-submit-btn {
    padding: 0.75rem 1.25rem;
    background: var(--pink);
    border: none;
    border-radius: var(--radius);
    color: #fff;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s;
}
.quiz-submit-btn:hover { opacity: 0.85; }

/* --- Results screen ------------------------------------------------ */
.quiz-screen--results { text-align: center; padding: 1rem 0; }
.quiz-results-header {
    text-align: center;
    margin-bottom: 1.25rem;
}
.quiz-results-header__stars {
    font-size: 1.5rem;
    margin-right: 0.5rem;
    vertical-align: middle;
}
.quiz-results-header__title {
    display: inline;
    font-family: var(--font-head);
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--pink), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    vertical-align: middle;
    margin: 0;
}
.quiz-results-header__feedback {
    font-family: var(--font-head);
    font-size: 1.1rem;
    color: #ccc;
    margin: 0.5rem 0 0;
}
.quiz-results-header__score {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--cyan);
    margin-top: 0.25rem;
}
.quiz-results-scoring {
    font-size: 0.8rem;
    color: #8888a0;
    margin: 0.75rem 0 0;
    line-height: 1.6;
}
.quiz-results-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    padding-bottom: calc(1.5rem + env(safe-area-inset-bottom, 0px));
}
.quiz-btn--share[hidden] {
    display: none !important;
}
.quiz-btn--share {
    background: var(--pink);
    border-color: var(--pink);
    color: #fff;
    font-weight: 600;
    width: auto;
    padding: 0.9rem 1.75rem;
}
.quiz-btn--play-again {
    background: var(--bg2);
    border-color: var(--bg3);
    width: auto;
    padding: 0.9rem 1.75rem;
}

/* --- Mobile: Immersive quiz ---------------------------------------- */
@media (max-width: 768px) {
    body.rvh-quiz-active > header,
    body.rvh-quiz-active > footer,
    body.rvh-quiz-active > .bg-glow,
    body.rvh-quiz-active > .noise {
        display: none !important;
    }
    body.rvh-quiz-active .rvh-quiz {
        margin: 0;
        padding: 0.5rem 1rem env(safe-area-inset-bottom, 0);
        max-width: 100%;
    }

}

@media (max-width: 480px) {
    .quiz-decade-buttons { grid-template-columns: repeat(3, 1fr); }
    .quiz-alternatives   { grid-template-columns: 1fr 1fr; gap: 0.4rem; }
    .quiz-results-actions { flex-direction: column; }
    .quiz-btn--share,
    .quiz-btn--play-again { width: 100%; }
    .quiz-alt-btn { min-height: 44px; font-size: 0.85rem; padding: 0.6rem 0.5rem; }
    .quiz-btn { min-height: 48px; }
    .quiz-cover-wrap { max-width: 100%; }
    .quiz-results-videos { grid-template-columns: 1fr; max-width: 100%; }
    .quiz-rcard__title { white-space: normal; }
    .quiz-rcard__desc { -webkit-line-clamp: 3; }

    /* Compact playing screen — keep answer buttons above the fold */
    .quiz-daily-area { margin-bottom: 0.75rem; }
    .quiz-daily-title-card { padding: 1rem 1.25rem; max-width: 260px; }
    .quiz-daily-card-thumb { margin: -1rem -1.25rem 0.75rem; }
    .quiz-daily-song { font-size: 1.05rem; }
    .quiz-cover-area { margin-bottom: 0.75rem; }
    .quiz-cover-wrap { max-width: 260px; }
    .quiz-intro-area { margin-bottom: 0.75rem; }
    .quiz-question-text { font-size: 1.05rem; margin-bottom: 0.75rem; }
    .quiz-meta-row { margin-bottom: 0.25rem; }
    .quiz-settings-bar { margin-bottom: 0.5rem; }
}

/* =============================================
   Leaderboard, Breakdown, Nickname, Stats
   ============================================= */

/* --- Score Breakdown -------------------------------------------------- */
.quiz-breakdown {
    max-width: 400px;
    margin: 1rem auto;
    padding: 1rem 1.25rem;
    background: var(--bg2);
    border-radius: var(--radius);
    border: 1px solid var(--bg3);
}
.quiz-breakdown__title {
    font-family: var(--font-head);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--muted);
    margin: 0 0 0.75rem;
}
.quiz-breakdown__row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.3rem 0;
    font-size: 0.9rem;
}
.quiz-breakdown__label { color: var(--text); }
.quiz-breakdown__value {
    font-family: var(--font-mono);
    color: var(--cyan);
    font-size: 0.85rem;
}

/* --- Leaderboard -------------------------------------------------- */
.quiz-leaderboard {
    max-width: 500px;
    margin: 1.25rem auto;
}
.quiz-leaderboard__title {
    font-family: var(--font-head);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--muted);
    margin: 0 0 0.75rem;
    text-align: center;
}
.quiz-lb-tabs {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-bottom: 0.75rem;
}
.quiz-lb-tab {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--muted);
    background: none;
    border: 1px solid var(--bg3);
    border-radius: 20px;
    padding: 0.3rem 0.8rem;
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s;
}
.quiz-lb-tab:hover { color: var(--text); border-color: var(--text); }
.quiz-lb-tab.is-active {
    color: var(--cyan);
    border-color: var(--cyan);
}
.quiz-lb-entries {
    background: var(--bg2);
    border-radius: var(--radius);
    border: 1px solid var(--bg3);
    overflow: hidden;
}
.quiz-lb-entry {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 0.75rem;
    border-bottom: 1px solid var(--bg3);
    font-size: 0.9rem;
}
.quiz-lb-entry:last-child { border-bottom: none; }
.quiz-lb-entry.is-you {
    background: rgba(0, 229, 255, 0.06);
}
.quiz-lb-rank {
    font-family: var(--font-mono);
    width: 2rem;
    text-align: right;
    color: var(--muted);
    font-size: 0.85rem;
    flex-shrink: 0;
}
.quiz-lb-rank--gold   { color: var(--yellow); }
.quiz-lb-rank--silver { color: #c0c0c0; }
.quiz-lb-rank--bronze { color: #cd7f32; }

/* Medal badges (CSS-only circles with number) */
.quiz-medal-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1;
}
.quiz-medal-badge--gold {
    background: linear-gradient(135deg, #ffd700, #b8860b);
    color: #1a1a1a;
    box-shadow: 0 0 6px rgba(255, 215, 0, 0.4);
}
.quiz-medal-badge--silver {
    background: linear-gradient(135deg, #e0e0e0, #8a8a8a);
    color: #1a1a1a;
    box-shadow: 0 0 6px rgba(192, 192, 192, 0.3);
}
.quiz-medal-badge--bronze {
    background: linear-gradient(135deg, #cd7f32, #8b4513);
    color: #1a1a1a;
    box-shadow: 0 0 6px rgba(205, 127, 50, 0.3);
}
.quiz-lb-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text);
}
.quiz-lb-name small { color: var(--cyan); font-size: 0.75rem; }
.quiz-lb-score {
    font-family: var(--font-mono);
    color: var(--cyan);
    font-size: 0.85rem;
    flex-shrink: 0;
}
.quiz-lb-correct {
    font-family: var(--font-mono);
    color: var(--muted);
    font-size: 0.8rem;
    flex-shrink: 0;
    width: 3rem;
    text-align: right;
}
.quiz-lb-separator {
    text-align: center;
    color: var(--muted);
    padding: 0.25rem;
    font-size: 0.75rem;
    letter-spacing: 0.3em;
}
.quiz-lb-total {
    text-align: center;
    color: var(--muted);
    font-size: 0.8rem;
    margin-top: 0.5rem;
}
.quiz-lb-empty,
.quiz-lb-loading {
    text-align: center;
    color: var(--muted);
    padding: 1.5rem;
    font-size: 0.9rem;
}

/* --- Nickname -------------------------------------------------- */
.quiz-nickname-prompt {
    max-width: 400px;
    margin: 1rem auto;
    text-align: center;
}
.quiz-nickname-label {
    color: var(--muted);
    font-size: 0.9rem;
    margin: 0 0 0.5rem;
}
.quiz-nickname-form {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
}
.quiz-nickname-input {
    flex: 1;
    max-width: 200px;
    padding: 0.5rem 0.75rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--text);
    background: var(--bg2);
    border: 1px solid var(--bg3);
    border-radius: var(--radius);
    outline: none;
}
.quiz-nickname-input:focus { border-color: var(--cyan); }
.quiz-nickname-save {
    padding: 0.5rem 1rem;
    font-family: var(--font-head);
    font-size: 0.85rem;
    font-weight: 700;
    color: #fff;
    background: var(--pink);
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
}
.quiz-nickname-save:disabled { opacity: 0.5; cursor: default; }
.quiz-nickname-skip {
    margin: 0.5rem 0 0;
    font-size: 0.8rem;
}
.quiz-nickname-skip-btn {
    color: var(--muted);
    background: none;
    border: none;
    cursor: pointer;
    text-decoration: underline;
    font-size: 0.8rem;
}
.quiz-nickname-error {
    color: var(--wrong);
    font-size: 0.8rem;
    margin: 0.5rem 0 0;
}
.quiz-nickname-current {
    text-align: center;
    color: var(--muted);
    font-size: 0.85rem;
    margin: 0.75rem auto;
}
.quiz-nickname-current strong { color: var(--text); }
.quiz-nickname-change {
    color: var(--muted);
    background: none;
    border: none;
    cursor: pointer;
    text-decoration: underline;
    font-size: 0.8rem;
    margin-left: 0.25rem;
}

/* --- Stats -------------------------------------------------- */
.quiz-stats {
    max-width: 500px;
    margin: 1rem auto;
}
.quiz-stats__title {
    font-family: var(--font-head);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--muted);
    margin: 0 0 0.75rem;
    text-align: center;
}
.quiz-stats__subtitle {
    font-family: var(--font-head);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--muted);
    margin: 1rem 0 0.5rem;
}
.quiz-stats__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}
.quiz-stats__medals {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 0.75rem;
}
.quiz-medal {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.15rem;
}
.quiz-medal .quiz-medal-badge {
    width: 2rem;
    height: 2rem;
    font-size: 0.9rem;
}
.quiz-medal__count {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--text);
}
.quiz-medal.is-new {
    animation: medal-pop 0.6s ease-out;
}
.quiz-medal.is-new .quiz-medal-badge {
    box-shadow: 0 0 12px 4px rgba(255, 230, 0, 0.5);
}
@keyframes medal-pop {
    0% { transform: scale(0.5); opacity: 0; }
    60% { transform: scale(1.2); }
    100% { transform: scale(1); opacity: 1; }
}
.quiz-medal-congrats {
    text-align: center;
    font-size: 1rem;
    font-weight: 700;
    color: var(--yellow, #ffe600);
    margin-bottom: 0.5rem;
    animation: congrats-fade 0.8s ease-out;
}
@keyframes congrats-fade {
    0% { opacity: 0; transform: translateY(-8px); }
    100% { opacity: 1; transform: translateY(0); }
}
.quiz-stats__card {
    background: var(--bg2);
    border: 1px solid var(--bg3);
    border-radius: var(--radius);
    padding: 0.6rem 0.5rem;
    text-align: center;
}
.quiz-stats__card-value {
    display: block;
    font-family: var(--font-mono);
    font-size: 1.1rem;
    color: var(--cyan);
    font-weight: 700;
}
.quiz-stats__card-label {
    display: block;
    font-size: 0.7rem;
    color: var(--muted);
    margin-top: 0.15rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.quiz-stats__weeks {
    background: var(--bg2);
    border: 1px solid var(--bg3);
    border-radius: var(--radius);
    padding: 0.75rem;
}
.quiz-stats__week {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0;
}
.quiz-stats__week-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--muted);
    width: 2.5rem;
    flex-shrink: 0;
}
.quiz-stats__week-bar-wrap {
    flex: 1;
    height: 6px;
    background: var(--bg3);
    border-radius: 3px;
    overflow: hidden;
}
.quiz-stats__week-bar {
    height: 100%;
    background: var(--cyan);
    border-radius: 3px;
    transition: width 0.3s ease;
}
.quiz-stats__week-info {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--muted);
    white-space: nowrap;
    flex-shrink: 0;
}
.quiz-stats-loading,
.quiz-stats-empty {
    text-align: center;
    color: var(--muted);
    padding: 1.5rem;
    font-size: 0.9rem;
}

/* --- Stats button style -------------------------------------------------- */
.quiz-btn--stats {
    background: var(--bg2);
    border: 1px solid var(--bg3);
    color: var(--text);
}
.quiz-btn--stats:hover { border-color: var(--cyan); color: var(--cyan); }

/* --- Stats tabs ----------------------------------------------------------- */
.quiz-stats__panel[hidden] { display: none !important; }
.quiz-stats__tabs {
    display: flex;
    gap: 0;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--bg3);
}
.quiz-stats__tab {
    flex: 1;
    background: none;
    border: none;
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    padding: 0.5rem 0;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}
.quiz-stats__tab:hover { color: var(--text); }
.quiz-stats__tab.is-active {
    color: var(--cyan);
    border-bottom-color: var(--cyan);
}

/* --- Achievements --------------------------------------------------------- */
.quiz-stats__achievements {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.4rem;
    margin-bottom: 1rem;
}
@media (min-width: 600px) {
    .quiz-stats__achievements { grid-template-columns: 1fr 1fr 1fr; }
}
.quiz-badge {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 0.2rem 0.3rem;
    background: var(--bg2);
    border: 1px solid var(--bg3);
    border-radius: 12px;
    padding: 0.5rem 0.4rem;
    text-align: center;
}
.quiz-badge__emoji { font-size: 1rem; line-height: 1; }
.quiz-badge__name {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--muted);
}
.quiz-badge--cyan { border-color: var(--cyan); }
.quiz-badge--cyan .quiz-badge__name { color: var(--cyan); }
.quiz-badge--yellow { border-color: var(--yellow); }
.quiz-badge--yellow .quiz-badge__name { color: var(--yellow); }
.quiz-badge--pink { border-color: var(--pink); }
.quiz-badge--pink .quiz-badge__name { color: var(--pink); }
.quiz-badge--elite {
    border-color: var(--pink);
    background: linear-gradient(135deg, rgba(255,45,120,0.1), rgba(0,229,255,0.1));
}
.quiz-badge--elite .quiz-badge__name {
    background: linear-gradient(90deg, var(--pink), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.quiz-badge__desc {
    flex-basis: 100%;
    font-size: 0.65rem;
    color: rgba(255,255,255,0.6);
    line-height: 1.3;
    text-align: center;
}
.quiz-badge--new {
    animation: badgePulse 1.5s ease-in-out 2;
    position: relative;
    box-shadow: 0 0 8px 2px rgba(0, 229, 255, 0.25);
}
.quiz-badge--new::after {
    content: 'NEW';
    position: absolute;
    top: -6px;
    right: -6px;
    background: var(--pink);
    color: #fff;
    font-size: 0.45rem;
    font-weight: 700;
    padding: 1px 4px;
    border-radius: 4px;
    line-height: 1.3;
    letter-spacing: 0.5px;
}
@keyframes badgePulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.08); }
}

/* --- Streak Calendar ------------------------------------------------------ */
.quiz-stats__calendar {
    background: var(--bg2);
    border: 1px solid var(--bg3);
    border-radius: var(--radius);
    padding: 0.75rem;
    margin-bottom: 0.75rem;
}
.quiz-cal__labels {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 3px;
    margin-bottom: 4px;
}
.quiz-cal__day-label {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    color: var(--muted);
    text-align: center;
}
.quiz-cal__grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 3px;
}
.quiz-cal__cell {
    aspect-ratio: 1;
    border-radius: 3px;
    min-width: 0;
}
.quiz-cal__cell--l0 { background: var(--bg3); }
.quiz-cal__cell--l1 { background: rgba(0,229,255,0.2); }
.quiz-cal__cell--l2 { background: rgba(0,229,255,0.4); }
.quiz-cal__cell--l3 { background: rgba(0,229,255,0.7); }
.quiz-cal__cell--l4 { background: var(--cyan); }
.quiz-cal__cell--future { background: transparent; }

/* --- Delete my data ------------------------------------------------------- */
.quiz-stats__delete {
    margin-top: 1rem;
    text-align: center;
    position: relative;
    z-index: 1;
}
.quiz-stats__delete-btn {
    margin-top: 2rem;
    background: none;
    border: 1px solid var(--muted);
    color: var(--muted);
    font-size: 0.8rem;
    padding: 0.4rem 1rem;
    border-radius: var(--radius);
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s;
}
.quiz-stats__delete-btn:hover {
    color: var(--wrong);
    border-color: var(--wrong);
}
.quiz-stats__delete-confirm {
    color: var(--text);
    font-size: 0.85rem;
    margin-bottom: 0.6rem;
}
.quiz-stats__delete-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
}
.quiz-stats__delete-yes {
    background: var(--wrong);
    color: #fff;
    border: none;
    padding: 0.4rem 1rem;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.8rem;
}
.quiz-stats__delete-no {
    background: var(--bg3);
    color: var(--text);
    border: none;
    padding: 0.4rem 1rem;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.8rem;
}
.quiz-stats__delete-progress,
.quiz-stats__delete-error {
    font-size: 0.85rem;
    color: var(--muted);
}
.quiz-stats__delete-error {
    color: var(--wrong);
}
.quiz-stats__deleted {
    text-align: center;
    padding: 1.5rem;
    color: var(--muted);
    font-size: 0.9rem;
}
.quiz-stats__deleted p:first-child {
    color: var(--correct);
    margin-bottom: 0.5rem;
}

/* --- Stats modal ---------------------------------------------------------- */
.quiz-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 1rem 12vh;
}
.quiz-modal-overlay[hidden] { display: none; }
.quiz-modal {
    position: relative;
    background: var(--bg);
    border: 1px solid var(--bg3);
    border-radius: var(--radius);
    max-width: 480px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    padding: 1.5rem;
}
.quiz-modal__close {
    position: absolute;
    top: 0.5rem;
    right: 0.75rem;
    background: none;
    border: none;
    color: var(--muted);
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
    padding: 0.25rem;
}
.quiz-modal__close:hover { color: var(--text); }
.quiz-modal__body { margin-top: 0.25rem; }

/* --- Mobile adjustments for new sections --------------------------------- */
@media (max-width: 480px) {
    .quiz-stats__grid { grid-template-columns: repeat(2, 1fr); }
    .quiz-stats__week-info { font-size: 0.65rem; }
    .quiz-lb-entry { padding: 0.45rem 0.5rem; font-size: 0.85rem; }
    .quiz-lb-correct { display: none; }
    .quiz-nickname-form { flex-direction: column; align-items: center; }
    .quiz-nickname-input { max-width: 100%; }
}