/* ============================================================
   leaderboard.css — leaderboard page
   Split from static/style.css (move-only refactor 2026-07).
   ============================================================ */

.row-clickable  {
    cursor: pointer;
}

.row-clickable:hover  {
    background: var(--bg-tertiary);
}

.row-selected-main  {
    background: rgba(90, 150, 230, 0.12);
    border-left: 3px solid #5a96e6;
    padding-left: 9px;
}

.row-selected-sub  {
    background: rgba(230, 180, 90, 0.10);
    border-left: 3px solid #e6b45a;
    padding-left: 9px;
}

.binding-badge  {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 999px;
    background: rgba(90, 150, 230, 0.15);
    color: #5a96e6;
    font-size: 0.72rem;
    font-weight: 600;
    border: 1px solid rgba(90, 150, 230, 0.3);
}

.selection-badge  {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
}

.unbind-btn  {
    padding: 2px 8px;
    font-size: 0.72rem;
}

.sub-marker  {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
}

/* === Binding panel === */
.binding-panel  {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.binding-panel-hint  {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.binding-selection  {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 0.75rem;
    min-height: 32px;
    align-items: center;
}

.binding-empty  {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-style: italic;
}

.binding-chip  {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px 4px 8px;
    border-radius: 999px;
    font-size: 0.8rem;
    max-width: 260px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.binding-chip.chip-main  {
    background: #5a96e6;
    color: white;
}

.binding-chip.chip-sub  {
    background: #e6b45a;
    color: white;
}

.chip-remove  {
    background: rgba(255, 255, 255, 0.3);
    border: none;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    line-height: 1;
    cursor: pointer;
    color: white;
    font-weight: bold;
    padding: 0;
}

.chip-remove:hover  {
    background: rgba(255, 255, 255, 0.5);
}

.binding-panel-actions  {
    display: flex;
    gap: 0.5rem;
}

/* =========================================================
   Leaderboard
   ========================================================= */
.lb-header  { padding: 8px 0 24px; }

.lb-header-top  {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
    gap: 12px;
    flex-wrap: wrap;
}

.lb-header-top h1  {
    font-family: var(--font-serif);
    font-size: 36px;
    font-weight: 500;
    letter-spacing: -0.02em;
    color: var(--text-strong);
    margin: 0;
}

.lb-header-title  {
    display: flex;
    align-items: baseline;
    gap: 12px;
    flex-wrap: wrap;
}

.lb-label-badge  {
    align-self: center;
    white-space: nowrap;
}

.lb-header-actions  {
    display: flex;
    gap: 8px;
    align-items: center;
}

.lb-stats  {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

@media (max-width: 720px) {
    .lb-stats  { grid-template-columns: repeat(2, 1fr); }
}

.lb-stat  {
    padding: 14px 16px;
    background: var(--surface-raised);
    border: 1px solid var(--border-subtle);
    border-radius: var(--r-md);
}

.lb-stat-label  {
    font-size: var(--fs-12);
    color: var(--text-muted);
}

.lb-stat-value  {
    font-family: var(--font-serif);
    font-size: 32px;
    font-weight: 500;
    letter-spacing: -0.015em;
    color: var(--text-strong);
    margin-top: 4px;
    font-feature-settings: "tnum";
    line-height: 1.05;
}

.lb-toolbar  {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.lb-toolbar-right  { display: flex; gap: 6px; }

.lb-list  {
    background: var(--surface-raised);
    border: 1px solid var(--border-subtle);
    border-radius: var(--r-lg);
    overflow: hidden;
}

.lb-list-head  {
    display: grid;
    grid-template-columns: 48px 1fr 80px 70px 70px;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    background: var(--surface-base);
    border-bottom: 1px solid var(--border-subtle);
    font-size: var(--fs-12);
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    position: sticky;
    top: 0;
    z-index: 1;
}

.lb-row  {
    display: grid;
    grid-template-columns: 48px 1fr 80px 70px 70px;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    border-bottom: 1px solid var(--border-subtle);
    transition: background var(--t-fast);
    cursor: pointer;
    background: var(--surface-raised);
}

.lb-row:last-child  { border-bottom: none; }

.lb-row:hover  { background: var(--surface-base); }

.lb-row.is-active  { background: var(--accent-soft); }

.lb-row.is-selected-main  { background: rgba(201, 100, 66, 0.10); border-left: 3px solid var(--accent); padding-left: 13px; }

.lb-row.is-selected-sub  { background: rgba(160, 120, 74, 0.10); border-left: 3px solid var(--camel); padding-left: 13px; }

.lb-col-rank  { text-align: center; }

.lb-col-song  {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.lb-row-thumb  {
    width: 36px;
    height: 36px;
    border-radius: var(--r-sm);
    flex-shrink: 0;
}

.lb-row-text  {
    min-width: 0;
    flex: 1;
}

.lb-row-title  {
    font-size: var(--fs-14);
    font-weight: 600;
    color: var(--text-strong);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.lb-row-sub  {
    font-size: var(--fs-12);
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.lb-elo-value  {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--accent);
    text-align: right;
}

.lb-col-matches  {
    color: var(--text-secondary);
    font-size: var(--fs-13);
    text-align: right;
}

.lb-col-trend  {
    text-align: right;
    font-size: var(--fs-12);
}

.trend-up  { color: var(--success); font-weight: 600; }

.trend-down  { color: var(--danger); font-weight: 600; }

.trend-flat  { color: var(--text-muted); }

/* lb-row 안의 추가 정보(badges/subs/labels)는 5컬럼 grid 전체 스팬 */
.lb-row-extra  {
    grid-column: 1 / -1;
    margin-top: 6px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

.lb-subs  {
    grid-column: 1 / -1;
    margin-top: 4px;
    padding-left: 60px;
    border-left: 2px solid var(--border-subtle);
    margin-left: 24px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.lb-sub-row  {
    display: grid;
    grid-template-columns: 60px minmax(0, 1fr);
    gap: 10px;
    padding: 4px 0;
    align-items: center;
    font-size: var(--fs-13);
}

.lb-sub-marker  {
    font-size: var(--fs-12);
    color: var(--text-muted);
    font-weight: 600;
}

/* binding 모드용 chip 라이트 보정 */
.selection-badge.badge-main  { background: var(--accent); color: var(--accent-fg); }

.selection-badge.badge-sub  { background: var(--camel); color: var(--text-inverse); }

.binding-badge  {
    background: var(--accent-soft);
    color: var(--accent);
    border-color: var(--accent);
}

.binding-chip.chip-main  { background: var(--accent); color: var(--accent-fg); }

.binding-chip.chip-sub  { background: var(--camel); color: var(--text-inverse); }

@media (max-width: 768px) {
    /* leaderboard — 5컬럼을 3컬럼으로 축소 */
        .lb-list-head,
        .lb-row  {
            grid-template-columns: 36px 1fr 70px;
            gap: 10px;
            padding: 8px 12px;
        }
    .lb-col-matches,
        .lb-col-trend  {
            display: none;
        }
    .lb-row-thumb  {
            width: 32px;
            height: 32px;
        }
    .lb-stats  { grid-template-columns: repeat(2, 1fr); }
    .lb-stat-value  { font-size: 24px; }
}

@media (max-width: 480px) {
    .lb-stats  { grid-template-columns: 1fr 1fr; }
}