/* Quiz Game — compact modern quiz card, instant answer feedback,
   compact leaderboard rows. */

.quiz-login-cta {
    display: flex; align-items: center; gap: .55rem;
    background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--indigo);
    border-radius: var(--radius, 5px); padding: .6rem .8rem; margin-bottom: .7rem;
    text-decoration: none; transition: background .12s ease;
}
.quiz-login-cta:hover { background: var(--paper); }
.quiz-login-cta-icon {
    flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    background: var(--indigo-soft, var(--paper)); color: var(--indigo); font-size: .82rem;
}
.quiz-login-cta-text { font-size: .85rem; font-weight: 600; color: var(--ink); }

/* Stats row */
.quiz-stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: .5rem; margin-bottom: .5rem; }
.quiz-stat {
    display: flex; flex-direction: column; align-items: center; gap: .1rem;
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius, 5px);
    padding: .55rem .3rem;
}
.quiz-stat-value { font-size: 1.15rem; font-weight: 800; color: var(--ink); font-variant-numeric: tabular-nums; }
.quiz-stat-label { font-size: .64rem; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; color: var(--ink-soft); }

.quiz-progress-track { height: 5px; border-radius: 999px; background: var(--paper); overflow: hidden; margin-bottom: .9rem; }
.quiz-progress-fill { height: 100%; background: linear-gradient(90deg, var(--indigo), var(--marigold-deep, var(--indigo))); border-radius: 999px; transition: width .35s ease; }

/* Question card */
.quiz-card {
    background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
    padding: 1.1rem 1rem; box-shadow: 0 8px 24px -14px rgba(0,0,0,.25);
    animation: quizCardIn .22s ease; transition: opacity .16s ease;
}
@keyframes quizCardIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.quiz-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: .6rem; }
.quiz-card-category {
    font-size: .66rem; font-weight: 800; text-transform: uppercase; letter-spacing: .03em;
    color: var(--indigo); background: var(--indigo-soft, var(--paper)); padding: .18rem .55rem; border-radius: 999px;
}
.quiz-card-points {
    display: inline-flex; align-items: center; gap: .3rem;
    font-size: .74rem; font-weight: 700; color: var(--marigold-deep, #b45309);
}

.quiz-card-question { font-size: 1.05rem; font-weight: 700; line-height: 1.4; margin: 0 0 .9rem; color: var(--ink); }

.quiz-options { display: grid; grid-template-columns: 1fr; gap: .5rem; }
.quiz-option {
    display: flex; align-items: center; gap: .65rem; width: 100%; text-align: left;
    background: var(--paper); border: 1.5px solid var(--border); border-radius: 8px;
    padding: .7rem .8rem; font-family: inherit; font-size: .88rem; color: var(--ink); cursor: pointer;
    transition: border-color .12s ease, background .12s ease, transform .08s ease;
}
.quiz-option:hover:not(:disabled) { border-color: color-mix(in srgb, var(--indigo) 45%, var(--border)); background: var(--surface); }
.quiz-option:active:not(:disabled) { transform: scale(.985); }
.quiz-option:disabled { cursor: default; }

.quiz-option-letter {
    flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    background: var(--surface); border: 1px solid var(--border); font-size: .74rem; font-weight: 800; color: var(--ink-soft);
    transition: background .15s ease, border-color .15s ease, color .15s ease;
}
.quiz-option-text { flex: 1; }

.quiz-option.is-selected { border-color: var(--indigo); background: color-mix(in srgb, var(--indigo) 8%, var(--paper)); }
.quiz-option.is-correct { border-color: var(--success, #2e9e5b); background: color-mix(in srgb, var(--success, #2e9e5b) 12%, var(--paper)); }
.quiz-option.is-correct .quiz-option-letter { background: var(--success, #2e9e5b); border-color: var(--success, #2e9e5b); color: #fff; }
.quiz-option.is-wrong { border-color: var(--danger, #d6455a); background: color-mix(in srgb, var(--danger, #d6455a) 10%, var(--paper)); }
.quiz-option.is-wrong .quiz-option-letter { background: var(--danger, #d6455a); border-color: var(--danger, #d6455a); color: #fff; }

.quiz-feedback {
    display: flex; align-items: center; gap: .5rem; margin-top: .9rem; padding: .65rem .8rem;
    border-radius: 8px; font-size: .86rem; font-weight: 700; animation: quizCardIn .18s ease;
}
.quiz-feedback.is-correct { background: color-mix(in srgb, var(--success, #2e9e5b) 12%, transparent); color: var(--success, #2e9e5b); }
.quiz-feedback.is-wrong { background: color-mix(in srgb, var(--danger, #d6455a) 10%, transparent); color: var(--danger, #d6455a); }
.quiz-feedback-next {
    margin-left: auto; font-size: .78rem; font-weight: 700; color: var(--indigo); background: none; border: none;
    cursor: pointer; font-family: inherit; padding: .2rem .4rem;
}

.quiz-complete-card {
    text-align: center; background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
    padding: 2rem 1.2rem;
}
.quiz-complete-icon { font-size: 2.4rem; color: var(--success, #2e9e5b); margin-bottom: .5rem; }
.quiz-complete-card h2 { margin: 0 0 .4rem; font-size: 1.1rem; }

/* Leaderboard */
.quiz-leaderboard { margin-top: 1.3rem; }
.quiz-leaderboard-heading { font-size: .95rem; font-weight: 800; margin: 0 0 .6rem; display: flex; align-items: center; gap: .4rem; }
.quiz-leaderboard-list {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius, 5px); overflow: hidden;
}
.quiz-leaderboard-row {
    display: flex; align-items: center; gap: .6rem; padding: .55rem .7rem;
    border-bottom: 1px solid var(--border); text-decoration: none; color: inherit; transition: background .12s ease;
}
.quiz-leaderboard-row:last-child { border-bottom: none; }
.quiz-leaderboard-row:hover { background: var(--paper); }
.quiz-leaderboard-row.is-me { background: color-mix(in srgb, var(--indigo) 6%, transparent); }

.quiz-leaderboard-rank {
    flex-shrink: 0; width: 24px; text-align: center; font-size: .8rem; font-weight: 800; color: var(--ink-soft);
}
.quiz-leaderboard-rank.is-top { color: var(--marigold-deep, #b45309); }

.quiz-leaderboard-avatar { flex-shrink: 0; width: 34px; height: 34px; border-radius: 50%; overflow: hidden; }
.quiz-leaderboard-avatar img { width: 100%; height: 100%; object-fit: cover; }
.quiz-leaderboard-avatar span {
    width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
    background: var(--avatar-color, var(--indigo)); color: #fff; font-weight: 800; font-size: .82rem;
}

.quiz-leaderboard-info { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: .05rem; }
.quiz-leaderboard-name { font-weight: 700; font-size: .84rem; color: var(--ink); }
.quiz-leaderboard-sub { font-size: .7rem; color: var(--ink-soft); }
.quiz-leaderboard-points { flex-shrink: 0; font-weight: 800; font-size: .8rem; color: var(--indigo); }

@media (min-width: 480px) {
    .quiz-options { grid-template-columns: 1fr 1fr; }
}