/* ============================================================
   components.css — ds-* atoms, legacy .btn/.card, inputs, badges, modals, accordions, shared chips
   Split from static/style.css (move-only refactor 2026-07).
   ============================================================ */

/* ===== UI ELEMENTS ===== */

/* Buttons */
.btn  {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
    gap: 6px;
}

.btn-primary  {
    background-color: var(--accent-primary);
    color: var(--text-inverse);
}

.btn-primary:hover  {
    background-color: var(--accent-hover);
}

.btn-secondary  {
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-light);
    color: var(--text-primary);
}

.btn-secondary:hover  {
    background-color: var(--bg-tertiary);
    border-color: var(--border-active);
}

.btn-outline  {
    background-color: transparent;
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
}

.btn-outline:hover  {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.btn-danger  {
    background-color: rgba(229, 115, 115, 0.1);
    border: 1px solid var(--status-error);
    color: var(--status-error);
}

.btn-danger:hover  {
    background-color: var(--status-error);
    color: #fff;
}

.btn-sm  {
    padding: 4px 8px;
    font-size: 12px;
}

.btn-full  {
    width: 100%;
}

/* Inputs */
.input-group  {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: var(--spacing-sm);
}

.input-label  {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Cards */
.card  {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.card-header  {
    padding: var(--spacing-sd) var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
    background-color: var(--bg-tertiary);
}

.card-body  {
    padding: var(--spacing-md);
}

/* Accordion */
.accordion  {
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    background-color: var(--bg-secondary);
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.accordion-header  {
    width: 100%;
    padding: 10px 12px;
    background-color: var(--bg-secondary);
    border: none;
    border-bottom: 1px solid transparent;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.9rem;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color var(--transition-fast);
}

.accordion-header:hover  {
    background-color: var(--bg-tertiary);
}

.accordion-header.active  {
    background-color: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-light);
}

.accordion-content  {
    display: none;
    padding: var(--spacing-md);
    background-color: var(--bg-secondary);
}

.accordion-content.active  {
    display: block;
}

/* Modals */
.modal-overlay  {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(2px);
}

.modal-box  {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    width: 400px;
    max-width: 90%;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
}

.modal-header  {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title  {
    font-weight: 600;
}

.modal-body  {
    padding: var(--spacing-md);
    max-height: 60vh;
    overflow-y: auto;
}

.modal-footer  {
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-light);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
}

@media (max-width: 768px) {
    /* === Buttons - Touch Friendly === */
        .btn  {
            min-height: 44px;
            min-width: 44px;
            padding: 12px 20px;
            font-size: 1rem;
        }
    .btn-sm  {
            min-height: 40px;
            padding: 10px 16px;
        }
    /* === Accordion === */
        .accordion-header  {
            padding: var(--spacing-md);
            min-height: 48px;
        }
    /* === Dialog === */
        .dialog-box  {
            width: 95%;
            max-width: 400px;
            max-height: 90vh;
        }
    /* === Leaderboard === */
        .leaderboard-grid  {
            grid-template-columns: 1fr;
        }
}

.elo-ai-details  {
    margin-top: 8px;
}

.elo-ai-details summary  {
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.82rem;
    user-select: none;
}

.elo-ai-details[open] summary  {
    color: var(--text-primary);
}

.elo-ai-panel  {
    margin-top: 8px;
    padding: 10px 12px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
}

.elo-ai-summary  {
    margin: 0 0 8px;
    font-size: 0.85rem;
    line-height: 1.45;
}

.elo-ai-chip-list  {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
}

.elo-ai-chip  {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    border-radius: 999px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-light);
    font-size: 0.76rem;
    color: var(--text-secondary);
}

.elo-ai-meta  {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.elo-ai-empty  {
    margin-top: 8px;
}

/* ============================================================
   Leaderboard Page
   ============================================================ */

.leaderboard-wrapper  {
    max-width: 1000px;
    margin: 0 auto;
    padding: 1.5rem 1rem 3rem;
}

.leaderboard-header  {
    margin-bottom: 1rem;
}

.leaderboard-stats  {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.leaderboard-controls  {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    align-items: center;
}

.leaderboard-search  {
    flex: 1;
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid var(--border-light);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: inherit;
}

.leaderboard-search:focus  {
    outline: none;
    border-color: var(--accent-primary, var(--text-primary));
}

.leaderboard-card  {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    padding: 4px;
}

.leaderboard-loading,
.leaderboard-empty,
.leaderboard-error  {
    padding: 3rem 1rem;
    text-align: center;
    color: var(--text-muted);
}

.leaderboard-error  {
    color: var(--status-error);
}

.leaderboard-result-count  {
    margin-top: 0.75rem;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* === Row item === */
.leaderboard-row-item  {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-light);
    transition: background-color 0.15s;
}

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

.leaderboard-row-main  {
    display: grid;
    grid-template-columns: 52px 60px minmax(0, 1fr) 60px auto;
    gap: 10px;
    align-items: center;
}

.leaderboard-rank  {
    font-weight: 700;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.leaderboard-rating  {
    font-weight: 700;
    color: var(--text-primary);
}

.leaderboard-title-cell  {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.leaderboard-title-text  {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.95rem;
}

.leaderboard-vid  {
    font-family: ui-monospace, monospace;
    font-size: 0.7rem;
    color: var(--text-muted);
}

.leaderboard-record  {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-align: right;
}

.leaderboard-badges  {
    display: flex;
    gap: 6px;
    align-items: center;
    justify-self: end;
}

/* === Subs block === */
.leaderboard-subs  {
    margin: 8px 0 4px 52px;
    padding-left: 12px;
    border-left: 2px solid var(--border-light);
}

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

.binding-message  {
    margin-top: 0.75rem;
    font-size: 0.85rem;
    min-height: 1.2em;
}

.msg-success  { color: var(--status-success, #4caf50); }

.msg-error  { color: var(--status-error, #c0695e); }

.msg-info  { color: var(--text-secondary); }

@media (max-width: 640px) {
    .leaderboard-row-main  {
            grid-template-columns: 40px 50px minmax(0, 1fr) auto;
            gap: 8px;
        }
    .leaderboard-record  {
            display: none;
        }
    .leaderboard-subs  {
            margin-left: 20px;
        }
}

/* btn-primary: 베이지 인쇄에서 흰색이 잘 보이도록 명시 */
.btn-primary  {
    color: var(--accent-fg);
    background-color: var(--accent);
    border-color: var(--accent);
}

.btn-primary:hover  {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
}

.btn-secondary  {
    background-color: var(--surface-raised);
    border-color: var(--border-default);
    color: var(--text-primary);
}

.btn-secondary:hover  {
    background-color: var(--surface-sunken);
    border-color: var(--border-strong);
}

.btn-outline  {
    background-color: transparent;
    border-color: var(--border-default);
    color: var(--text-secondary);
}

.btn-outline:hover  {
    border-color: var(--border-strong);
    color: var(--text-primary);
    background-color: var(--surface-sunken);
}

.btn-danger  {
    background-color: var(--danger-soft);
    border-color: var(--danger);
    color: var(--danger);
}

.btn-danger:hover  {
    background-color: var(--danger);
    color: var(--accent-fg);
}

.modal-overlay  { background-color: var(--surface-overlay); }

.modal-box  {
    background: var(--surface-raised);
    border-color: var(--border-subtle);
    box-shadow: var(--shadow-lg);
}

/* =========================================================
   Display Type — 페이지 타이틀, 매치 헤드라인 등
   ========================================================= */
.ds-display  {
    font-family: var(--font-serif);
    font-weight: 500;
    letter-spacing: -0.015em;
    line-height: 1.1;
    color: var(--text-strong);
}

.ds-display--xl  { font-size: clamp(36px, 5vw, 56px); }

.ds-display--lg  { font-size: 36px; }

.ds-display--md  { font-size: 28px; }

.ds-display--sm  { font-size: 22px; }

.ds-display em  {
    font-style: italic;
    font-weight: 500;
    color: var(--accent);
}

.ds-eyebrow  {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
}

/* =========================================================
   Atoms — Buttons / Inputs / Badges / Cards
   ========================================================= */
.ds-btn  {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: var(--r-md);
    font-size: var(--fs-13);
    font-weight: 500;
    line-height: 1;
    border: 1px solid transparent;
    transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast), box-shadow var(--t-fast);
    white-space: nowrap;
    cursor: pointer;
    font-family: inherit;
}

.ds-btn--primary  {
    background: var(--accent);
    color: var(--accent-fg);
    border-color: var(--accent);
}

.ds-btn--primary:hover  { background: var(--accent-hover); border-color: var(--accent-hover); }

.ds-btn--secondary  {
    background: var(--surface-raised);
    color: var(--text-primary);
    border-color: var(--border-default);
}

.ds-btn--secondary:hover  { background: var(--surface-sunken); border-color: var(--border-strong); }

.ds-btn--ghost  {
    background: transparent;
    color: var(--text-secondary);
}

.ds-btn--ghost:hover  { background: var(--surface-sunken); color: var(--text-primary); }

.ds-btn--danger  {
    background: var(--danger-soft);
    color: var(--danger);
    border-color: var(--danger);
}

.ds-btn--danger:hover  { background: var(--danger); color: var(--accent-fg); }

.ds-btn--sm   { padding: 6px 10px;  font-size: var(--fs-12); border-radius: var(--r-sm); }

.ds-btn--lg   { padding: 12px 20px; font-size: var(--fs-15); border-radius: var(--r-md); }

.ds-btn--icon { padding: 8px; aspect-ratio: 1; }

.ds-input  {
    width: 100%;
    padding: 9px 12px;
    border-radius: var(--r-md);
    border: 1px solid var(--border-default);
    background: var(--surface-raised);
    color: var(--text-primary);
    font-size: var(--fs-14);
    transition: border-color var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
    font-family: inherit;
}

.ds-input:focus  {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(201, 100, 66, 0.12);
}

.ds-input::placeholder  { color: var(--text-muted); }

.ds-badge  {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border-radius: var(--r-pill);
    font-size: var(--fs-12);
    font-weight: 500;
    background: var(--surface-sunken);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
}

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

.ds-badge--success  { background: var(--success-soft); color: var(--success); border-color: transparent; }

.ds-badge--warning  { background: var(--warning-soft); color: var(--warning); border-color: transparent; }

.ds-badge--danger   { background: var(--danger-soft);  color: var(--danger);  border-color: transparent; }

.ds-card  {
    background: var(--surface-base);
    border: 1px solid var(--border-subtle);
    border-radius: var(--r-lg);
    overflow: hidden;
}

.ds-card--raised  {
    background: var(--surface-raised);
    box-shadow: var(--shadow-sm);
}

.lb-search  {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 12px;
    background: var(--surface-raised);
    border: 1px solid var(--border-subtle);
    border-radius: var(--r-md);
    color: var(--text-muted);
    min-width: 220px;
}

.lb-search .ds-input,
.lb-search input  {
    border: none;
    background: transparent;
    padding-left: 0;
    box-shadow: none;
}

.lb-search input:focus  {
    outline: none;
    box-shadow: none;
    border: none;
}

.lb-search-icon  { color: var(--text-muted); flex-shrink: 0; }

/* ai-label 라이트 보정 */
.elo-ai-panel  {
    background: var(--surface-base);
    border-color: var(--border-subtle);
}

.elo-ai-chip  {
    background: var(--surface-sunken);
    border-color: var(--border-subtle);
    color: var(--text-secondary);
}

.curate-sub  {
    font-size: var(--fs-14);
    color: var(--text-secondary);
    margin-top: 4px;
    max-width: 540px;
}

.muted  { color: var(--text-muted); font-weight: 400; }

@media (max-width: 768px) {
    .lb-search  { min-width: 0; }
}

/* =========================================================
   Phase 3 — Dark mode 미세 보정
   대부분 token alias로 자동 적용. 깨질 만한 곳만 명시 오버라이드.
   ========================================================= */
[data-theme="dark"] .playlist-card-count,
[data-theme="dark"] .pl-card-tag  {
    background: rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] .pl-card-tag--ai  {
    background: var(--accent);
}

[data-theme="dark"] .pl-card-tag--published  {
    background: var(--success);
}

[data-theme="dark"] .filter-chip.is-current  {
    background: var(--text-strong);
    color: var(--surface-canvas);
}

[data-theme="dark"] .quick-card--accent  {
    background: linear-gradient(135deg, var(--surface-raised), var(--accent-soft));
}

[data-theme="dark"] .login-prompt-card  {
    background: linear-gradient(135deg, var(--surface-raised), var(--accent-soft));
}

[data-theme="dark"] .global-worldcup-card  {
    background: linear-gradient(135deg, var(--surface-raised), var(--accent-soft));
}

[data-theme="dark"] .channel-avatar  {
    background: var(--accent-soft);
    color: var(--accent);
}

[data-theme="dark"] body.worldcup-page .versus-circle  {
    background: var(--accent);
    color: var(--text-inverse);
    border-color: var(--accent);
}

/* 다크에서 .top-bar-item.is-current 가독성 */
[data-theme="dark"] .top-bar-item.is-current  {
    background: var(--accent-soft);
    color: var(--accent);
}

[data-theme="dark"] .lb-row.is-selected-main  {
    background: rgba(220, 127, 90, 0.15);
}

[data-theme="dark"] .lb-row.is-selected-sub  {
    background: rgba(192, 150, 104, 0.12);
}

/* ---- Import songs modal (중복 제외 가져오기, 설정 탭) ---- */

.settings-import-btn {
    margin-top: 8px;
}

.import-hint  {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 12px;
}

.source-playlist-list  {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.source-playlist-item  {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    text-align: left;
    transition: background 0.12s, border-color 0.12s;
}

.source-playlist-item:hover  {
    background: var(--bg-tertiary);
    border-color: var(--text-muted);
}

.source-playlist-item.is-selected  {
    background: var(--accent-soft, var(--bg-elevated));
    border-color: var(--accent-primary);
}

.source-playlist-title  {
    font-weight: 600;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.source-playlist-count  {
    flex: none;
    font-size: 0.8rem;
    color: var(--text-muted);
}