/* ─── Weekly leaderboard (pages/leaderboard.html, js/leaderboard.js) ─── */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.lb-page {
    max-width: 760px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.lb-header {
    text-align: center;
    padding: 12px 0 0;
}

.lb-header h1 {
    font-size: 2rem;
    margin-bottom: 6px;
}

.lb-header p {
    color: var(--text-secondary);
    font-weight: 600;
}

.lb-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

/* ── Your card ── */

.lb-me {
    padding: 22px 24px;
    min-height: 130px;
}

.lb-me-top {
    display: flex;
    align-items: center;
    gap: 18px;
}

.lb-avatar {
    display: inline-flex;
    flex-shrink: 0;
}

.lb-avatar .pet-avatar {
    border-radius: 12px;
}

.lb-avatar-big .pet-avatar {
    border-radius: 18px;
    box-shadow: var(--shadow-sm);
}

.lb-me-text {
    min-width: 0;
}

.lb-me-title {
    font-size: 1.35rem;
    line-height: 1.25;
    margin-bottom: 4px;
}

.lb-me-title:focus,
.lb-me-step:focus,
.lb-confirm-text:focus {
    outline: none;
}

.lb-me-title:focus-visible,
.lb-me-step:focus-visible,
.lb-confirm-text:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 3px;
    border-radius: 6px;
}

.lb-me-name {
    color: var(--accent-blue);
}

.lb-me-sub {
    color: var(--text-secondary);
    font-weight: 600;
    line-height: 1.5;
}

.lb-me-step {
    margin-top: 18px;
}

.lb-me-xp {
    display: inline-block;
    margin-top: 8px;
    padding: 4px 12px;
    border-radius: 12px;
    background: #FFF4E0;
    color: #9C5B0F;
    font-weight: 800;
    font-size: 0.85rem;
}

[data-theme="dark"] .lb-me-xp {
    background: #3D2E17;
    color: #F6C27A;
}

.lb-me-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 22px;
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid var(--border-color);
}

.lb-link {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    font-family: var(--font-body);
    font-weight: 800;
    font-size: 0.9rem;
    color: var(--accent-blue);
}

.lb-link:hover {
    text-decoration: underline;
    text-underline-offset: 3px;
}

.lb-link-quiet {
    color: var(--text-secondary);
}

/* ── Name picker: keycap-style choices, like the lesson keyboard ── */

.lb-picker {
    margin-top: 18px;
}

.lb-build {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}

.lb-slot {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    min-width: 150px;
    padding: 10px 16px;
    border: 2px solid var(--border-color);
    border-bottom-width: 5px;
    border-radius: 14px;
    background: var(--bg-card);
    color: var(--text-primary);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.25rem;
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease;
}

.lb-slot:hover,
.lb-slot.is-open {
    border-color: var(--accent-blue);
}

.lb-slot.is-open {
    background: #EBF4FF;
    color: #2B6CB0;
}

[data-theme="dark"] .lb-slot.is-open {
    background: #1E3550;
    color: #BEE3F8;
}

.lb-slot:disabled {
    cursor: progress;
    opacity: 0.7;
}

.lb-slot-caret {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.lb-surprise {
    margin-left: auto;
}

.lb-availability {
    min-height: 1.4em;
    margin-top: 10px;
    color: var(--text-secondary);
    font-weight: 700;
    font-size: 0.88rem;
}

.lb-availability.is-free { color: #2F855A; }
.lb-availability.is-taken { color: #C53030; }
[data-theme="dark"] .lb-availability.is-free { color: #9AE6B4; }
[data-theme="dark"] .lb-availability.is-taken { color: #FEB2B2; }

.lb-words {
    margin-top: 8px;
    padding: 14px;
    border-radius: 14px;
    background: var(--bg-primary);
}

.lb-words[hidden] {
    display: none;
}

.lb-words-title {
    margin-bottom: 10px;
    color: var(--text-secondary);
    font-weight: 800;
    font-size: 0.85rem;
}

.lb-groups {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
}

.lb-group {
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: var(--bg-card);
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.82rem;
    cursor: pointer;
}

.lb-group:hover {
    border-color: var(--accent-blue);
}

.lb-group[aria-pressed="true"] {
    border-color: #2B6CB0;
    background: #2B6CB0;
    color: #fff;
}

.lb-word-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(112px, 1fr));
    gap: 8px;
}

.lb-word {
    padding: 9px 8px;
    border: 2px solid var(--border-color);
    border-bottom-width: 4px;
    border-radius: 12px;
    background: var(--bg-card);
    color: var(--text-primary);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.98rem;
    cursor: pointer;
    transition: border-color 0.15s ease, transform 0.1s ease;
}

.lb-word:hover {
    border-color: var(--accent-blue);
}

.lb-word:active {
    transform: translateY(2px);
}

.lb-word[aria-pressed="true"] {
    border-color: var(--accent-blue);
    background: #EBF4FF;
    color: #2B6CB0;
}

[data-theme="dark"] .lb-word[aria-pressed="true"] {
    background: #1E3550;
    color: #BEE3F8;
}

.lb-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 14px;
}

.lb-actions .btn {
    margin-left: 0;
}

.lb-page .btn-secondary {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
}

.lb-page .btn-secondary:hover {
    border-color: var(--accent-blue);
    background: var(--bg-card);
}

.lb-error {
    margin-top: 10px;
    color: #C53030;
    font-weight: 700;
    font-size: 0.9rem;
}

.lb-error:empty {
    display: none;
}

[data-theme="dark"] .lb-error,
[data-theme="dark"] .lb-state-error .lb-state-text {
    color: #FEB2B2;
}

.lb-note[hidden],
.lb-me-xp[hidden] {
    display: none;
}

.lb-note {
    margin-top: 14px;
    padding: 10px 14px;
    border-radius: 12px;
    background: #EBF8FF;
    color: #2C5282;
    font-weight: 700;
    font-size: 0.88rem;
}

.lb-note-warn {
    background: #FFF4E0;
    color: #9C5B0F;
}

[data-theme="dark"] .lb-note {
    background: #1A2A40;
    color: #90CDF4;
}

[data-theme="dark"] .lb-note-warn {
    background: #3D2E17;
    color: #F6C27A;
}

.lb-confirm {
    margin-top: 16px;
    padding: 14px 16px;
    border-radius: 14px;
    background: var(--bg-primary);
}

.lb-confirm-text {
    font-weight: 700;
    line-height: 1.5;
}

.lb-confirm .lb-actions {
    margin-top: 12px;
}

/* ── The board ── */

.lb-board {
    overflow: hidden;
}

.lb-board-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px 16px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
}

.lb-board-title {
    font-size: 1.1rem;
}

.lb-reset {
    color: var(--text-secondary);
    font-weight: 700;
    font-size: 0.85rem;
}

.lb-list {
    list-style: none;
    padding: 10px 12px;
    margin: 0;
}

.lb-list:empty {
    display: none;
}

.lb-row {
    display: grid;
    grid-template-columns: 52px 44px minmax(0, 1fr) auto;
    align-items: center;
    gap: 14px;
    padding: 8px 14px 8px 8px;
    border-radius: 14px;
}

.lb-row + .lb-row {
    margin-top: 4px;
}

.lb-rank {
    text-align: center;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}

.lb-rank-medal {
    font-size: 1.7rem;
    line-height: 1;
}

.lb-name {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}

.lb-name-text {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.08rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.lb-you-tag {
    flex-shrink: 0;
    padding: 2px 10px;
    border-radius: 999px;
    background: #2B6CB0;
    color: #fff;
    font-weight: 800;
    font-size: 0.78rem;
    letter-spacing: 0.3px;
}

.lb-xp {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.lb-row-top1 { background: #FFF7DD; }
.lb-row-top2 { background: #F1F4F8; }
.lb-row-top3 { background: #FCEFE4; }

[data-theme="dark"] .lb-row-top1 { background: rgba(236, 201, 75, 0.14); }
[data-theme="dark"] .lb-row-top2 { background: rgba(203, 213, 225, 0.10); }
[data-theme="dark"] .lb-row-top3 { background: rgba(237, 137, 54, 0.13); }

.lb-row-you,
[data-theme="dark"] .lb-row-you {
    box-shadow: inset 0 0 0 2px var(--accent-blue);
}

.lb-row-you { background: #EBF4FF; }
[data-theme="dark"] .lb-row-you { background: rgba(74, 144, 217, 0.18); }

.lb-row-you .lb-name-text {
    color: #2B6CB0;
}

[data-theme="dark"] .lb-row-you .lb-name-text {
    color: #BEE3F8;
}

.lb-pinned {
    padding-top: 0;
    margin-top: -6px;
}

.lb-gap {
    text-align: center;
    color: var(--text-secondary);
    font-weight: 800;
    letter-spacing: 4px;
    padding: 2px 0 6px;
}

.lb-state {
    padding: 34px 20px;
    text-align: center;
}

.lb-state[hidden] {
    display: none;
}

.lb-state-text {
    color: var(--text-secondary);
    font-weight: 700;
    line-height: 1.5;
}

.lb-state-error .lb-state-text {
    color: #C53030;
}

.lb-state .btn {
    margin: 14px 0 0;
}

.lb-fine {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.82rem;
    line-height: 1.6;
    padding: 0 12px 12px;
}

.lb-fine a {
    color: var(--accent-blue);
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 2px;
}

@media (max-width: 600px) {
    .lb-header h1 {
        font-size: 1.6rem;
    }

    .lb-me {
        padding: 18px;
    }

    .lb-me-top {
        gap: 14px;
    }

    .lb-me-title {
        font-size: 1.15rem;
    }

    .lb-slot {
        flex: 1 1 calc(50% - 5px);
        min-width: 0;
        font-size: 1.05rem;
        padding: 9px 12px;
    }

    .lb-surprise {
        flex: 1 1 100%;
        margin-left: 0;
    }

    .lb-word-grid {
        grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
    }

    .lb-board-head {
        padding: 14px 16px;
    }

    .lb-list {
        padding: 8px;
    }

    .lb-row {
        grid-template-columns: 32px 44px minmax(0, 1fr) auto;
        gap: 10px;
        padding: 7px 10px 7px 4px;
    }

    .lb-name-text,
    .lb-xp {
        font-size: 0.98rem;
    }

    .lb-rank-medal {
        font-size: 1.45rem;
    }
}