/*
|--------------------------------------------------------------------------
| Designer Challenge Page
|--------------------------------------------------------------------------
| Page-specific UX/UI and gamification layer for the UI/UX challenge.
*/

.quiz-page {
    --quiz-accent: #ff7b73;
    --quiz-good: #35d07f;
    --quiz-warning: #ffd166;
    position: relative;
    overflow: hidden;
    padding-top: clamp(var(--space-10), 5vw, var(--space-16));
}

.quiz-page::before,
.quiz-page::after {
    content: "";
    position: absolute;
    pointer-events: none;
    border-radius: 999px;
    filter: blur(40px);
}

.quiz-page::before {
    width: 420px;
    height: 420px;
    top: 6%;
    right: -160px;
    background: rgba(var(--brand-primary-rgb), .22);
}

.quiz-page::after {
    width: 360px;
    height: 360px;
    left: -140px;
    bottom: 18%;
    background: rgba(255, 209, 102, .08);
}

.quiz-shell,
.quiz-hero,
.quiz-arena,
.quiz-modal .modal-content {
    position: relative;
    z-index: 1;
}

.quiz-hero,
.quiz-arena {
    display: grid;
    gap: var(--grid-gap);
}

.quiz-hero {
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr);
    align-items: stretch;
    margin-bottom: clamp(var(--space-8), 5vw, var(--space-16));
}

.quiz-arena {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
}

.quiz-hero__copy,
.quiz-hero__panel,
.quiz-stage-card,
.quiz-ranking-panel,
.quiz-result-card,
.quiz-pending-card {
    border: 1px solid var(--color-line);
    border-radius: var(--radius-card);
    background: radial-gradient(circle at top right, rgba(var(--brand-primary-rgb), .22), transparent 36%), var(--gradient-card), var(--color-card);
    box-shadow: var(--shadow-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

.quiz-hero__copy {
    min-height: 360px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: clamp(var(--space-5), 4vw, var(--space-12));
    overflow: hidden;
}

.quiz-hero__copy h1 {
    max-width: 880px;
    margin: var(--space-4) 0;
    color: var(--color-ink) !important;
    font-size: clamp(2.4rem, 7vw, 6.8rem);
    line-height: .9;
}

.quiz-hero__copy p,
.quiz-pending-card p,
.quiz-ranking-panel > p,
.quiz-rank-message,
.quiz-modal__intro p {
    color: var(--color-muted) !important;
    line-height: 1.9;
}

.quiz-hero__copy p {
    max-width: 760px;
    margin: 0;
    font-size: clamp(1rem, 1.3vw, 1.22rem);
}

.quiz-hero__actions {
    display: flex;
    gap: var(--space-3);
    flex-wrap: wrap;
    margin-top: var(--space-6);
}

.quiz-sound-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 48px;
    padding: var(--space-3) var(--space-5);
    color: var(--color-ink);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-pill);
    background: rgba(255, 248, 239, .065);
}

.quiz-hero__panel {
    display: grid;
    gap: var(--space-4);
    padding: clamp(var(--space-4), 2.4vw, var(--space-6));
}

.quiz-player-card,
.quiz-mission-card {
    position: relative;
    min-height: 104px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-4);
    border: 1px solid rgba(255, 248, 239, .12);
    border-radius: var(--radius-card);
    background: rgba(255, 248, 239, .045);
    overflow: hidden;
}

.quiz-player-card::after,
.quiz-mission-card::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--quiz-accent), transparent);
}

.quiz-player-card strong,
.quiz-mission-card strong {
    color: var(--color-ink);
    font-size: clamp(1.4rem, 3vw, 2.2rem);
    line-height: 1;
}

.quiz-player-card span,
.quiz-player-card small,
.quiz-mission-card span {
    color: var(--color-muted);
    font-size: var(--text-sm);
}

.quiz-stage-card {
    padding: clamp(var(--space-4), 2.4vw, var(--space-6));
    overflow: hidden;
}

.quiz-pending-card {
    min-height: 420px;
    display: grid;
    align-content: center;
    justify-items: start;
    gap: var(--space-4);
    padding: clamp(var(--space-5), 4vw, var(--space-10));
}

.quiz-pending-card h2 {
    margin: 0;
    color: var(--color-ink) !important;
    font-size: clamp(2rem, 5vw, 4.4rem);
    line-height: 1;
}

.quiz-play-area[hidden],
.quiz-pending-card[hidden] {
    display: none !important;
}

.quiz-hud {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-3);
    margin-bottom: var(--space-5);
}

.quiz-hud__item {
    padding: var(--space-3);
    border: 1px solid rgba(255, 248, 239, .1);
    border-radius: var(--radius-lg);
    background: rgba(255, 248, 239, .045);
}

.quiz-hud__item span {
    display: block;
    margin-bottom: var(--space-1);
    color: var(--color-muted);
    font-size: var(--text-xs);
}

.quiz-hud__item strong {
    color: var(--color-ink);
    font-size: clamp(1.15rem, 2vw, 1.7rem);
    line-height: 1;
}

.quiz-progress {
    height: 9px;
    margin-bottom: var(--space-5);
    overflow: hidden;
    border-radius: var(--radius-pill);
    background: rgba(255, 248, 239, .08);
}

.quiz-progress__bar {
    display: block;
    width: 5%;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--quiz-accent), var(--quiz-warning));
    transition: width 420ms var(--ease-system);
}

.quiz-stage-intro {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.quiz-stage-intro h2 {
    margin: 0;
    color: var(--color-ink) !important;
    font-size: clamp(1.45rem, 3vw, 2.4rem);
}

.quiz-feedback {
    min-height: 32px;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-muted);
    font-weight: var(--font-weight-bold);
}

.quiz-feedback.is-correct { color: var(--quiz-good); }
.quiz-feedback.is-wrong { color: var(--quiz-accent); }

.quiz-list {
    position: relative;
    margin: 0;
    padding: 0;
    list-style: none;
}

.quiz-list li {
    display: none;
    overflow: hidden;
    border: 1px solid rgba(255, 248, 239, .12);
    border-radius: calc(var(--radius-card) + 6px);
    background: rgba(0, 0, 0, .28);
}

.quiz-list li.is-active {
    display: block;
    animation: quizImageIn 520ms var(--ease-system) both;
}

.quiz-list img {
    width: 100%;
    max-height: min(68vh, 760px);
    object-fit: contain;
    background: #050505;
}

.quiz-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
    margin-top: var(--space-5);
}

.quiz-choice {
    position: relative;
    min-height: 86px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-5);
    color: var(--color-ink);
    border: 1px solid rgba(255, 248, 239, .14);
    border-radius: var(--radius-card);
    background: linear-gradient(135deg, rgba(255, 248, 239, .085), rgba(255, 248, 239, .035));
    box-shadow: none;
    transition: transform 240ms var(--ease-system), border-color 240ms var(--ease-system), background 240ms var(--ease-system);
}

.quiz-choice:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 123, 115, .42);
    background: linear-gradient(135deg, rgba(var(--brand-primary-rgb), .22), rgba(255, 248, 239, .055));
}

.quiz-choice__letter {
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    color: #fff;
    border-radius: var(--radius-pill);
    background: rgba(var(--brand-primary-rgb), .22);
    font-weight: var(--font-weight-bold);
}

.quiz-choice__text {
    display: grid;
    gap: var(--space-1);
    text-align: right;
}

.quiz-choice__text strong { font-size: var(--text-lg); }
.quiz-choice__text span { color: var(--color-muted); font-size: var(--text-sm); }

.quiz-result-card {
    display: none;
    padding: clamp(var(--space-5), 3vw, var(--space-8));
    margin-top: var(--space-5);
    text-align: center;
}

.quiz-result-card.is-visible {
    display: block;
    animation: quizImageIn 560ms var(--ease-system) both;
}

.quiz-result-card h2 {
    color: var(--color-ink) !important;
    font-size: clamp(2rem, 5vw, 4.2rem);
}

.quiz-result-score {
    margin: var(--space-4) auto;
    color: var(--quiz-warning);
    font-family: var(--font-heading) !important;
    font-size: clamp(3.6rem, 9vw, 7rem);
    line-height: .85;
}

.quiz-ranking-panel {
    position: sticky;
    top: 118px;
    padding: var(--space-5);
}

.quiz-ranking-panel h2 {
    margin-bottom: var(--space-2);
    color: var(--color-ink) !important;
    font-size: clamp(1.5rem, 2.4vw, 2.2rem);
}

.quiz-ranking-list {
    display: grid;
    gap: var(--space-3);
    max-height: 640px;
    overflow: auto;
    padding: 0;
    margin: 0;
    list-style: none;
}

.quiz-ranking-entry {
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr) auto;
    gap: var(--space-3);
    align-items: center;
    padding: var(--space-3);
    border: 1px solid rgba(255, 248, 239, .1);
    border-radius: var(--radius-lg);
    background: rgba(255, 248, 239, .045);
}

.quiz-ranking-position {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-ink);
    border-radius: var(--radius-pill);
    background: rgba(var(--brand-primary-rgb), .18);
    font-weight: var(--font-weight-bold);
}

.quiz-ranking-name {
    min-width: 0;
    color: var(--color-ink);
    font-weight: var(--font-weight-bold);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.quiz-ranking-score {
    color: var(--quiz-good);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-bold);
}

.quiz-empty-state {
    padding: var(--space-4);
    color: var(--color-muted);
    border: 1px dashed rgba(255, 248, 239, .18);
    border-radius: var(--radius-lg);
}

.quiz-modal .modal-dialog { max-width: 680px; }

.quiz-modal .modal-content {
    color: var(--color-ink);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-card);
    background: radial-gradient(circle at top right, rgba(var(--brand-primary-rgb), .24), transparent 36%), rgba(8, 7, 7, .96);
    box-shadow: 0 28px 110px rgba(0, 0, 0, .66);
}

.quiz-modal .modal-body { padding: clamp(var(--space-5), 4vw, var(--space-8)); }
.quiz-modal__intro { margin-bottom: var(--space-5); }

.quiz-modal__intro h2 {
    margin-bottom: var(--space-3);
    color: var(--color-ink) !important;
    font-size: clamp(1.8rem, 4vw, 3.2rem);
}

.quiz-form-note {
    min-height: 28px;
    margin-top: var(--space-3);
    color: var(--color-muted);
    font-size: var(--text-sm);
}

.quiz-form-note.is-error { color: var(--quiz-accent); }
.quiz-form-note.is-success { color: var(--quiz-good); }

.quiz-toast {
    position: fixed;
    right: 50%;
    bottom: 24px;
    z-index: 1200;
    max-width: min(92vw, 520px);
    padding: var(--space-3) var(--space-5);
    color: var(--color-ink);
    border: 1px solid rgba(255, 248, 239, .14);
    border-radius: var(--radius-pill);
    background: rgba(8, 7, 7, .92);
    box-shadow: var(--shadow-card);
    transform: translate3d(50%, 24px, 0);
    opacity: 0;
    pointer-events: none;
    transition: opacity 260ms var(--ease-system), transform 260ms var(--ease-system);
}

.quiz-toast.is-visible {
    opacity: 1;
    transform: translate3d(50%, 0, 0);
}

.quiz-hidden-audio {
    width: 0;
    height: 0;
    opacity: 0;
    position: absolute;
    pointer-events: none;
}

@keyframes quizImageIn {
    from {
        opacity: 0;
        transform: translate3d(0, 18px, 0) scale(.985);
        filter: blur(6px);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0) scale(1);
        filter: blur(0);
    }
}

@media (max-width: 1199.98px) {
    .quiz-hero,
    .quiz-arena {
        grid-template-columns: 1fr;
    }

    .quiz-ranking-panel {
        position: relative;
        top: auto;
    }
}

@media (max-width: 767.98px) {
    .quiz-page { padding-top: var(--space-6); }
    .quiz-hud { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .quiz-stage-intro,
    .quiz-stage-intro { display: grid; align-items: start; }
    .quiz-choice { min-height: 76px; }
}

@media (prefers-reduced-motion: reduce) {
    .quiz-page *,
    .quiz-page *::before,
    .quiz-page *::after {
        animation: none !important;
        transition: none !important;
    }
}