:root{--bg:#0a0a0f;--surface:#13131a;--surface2:#1a1a24;--border:#2a2a3a;--text:#e8e8f0;--text2:#8888a0;--accent:#7c3aed;--accent2:#a78bfa;--green:#10b981;--green-bg:#10b9811f;--red:#ef4444;--red-bg:#ef44441f;--yellow:#f59e0b;--yellow-bg:#f59e0b1f}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5}.app{flex-direction:column;min-height:100vh;display:flex}.app-header{background:var(--surface);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 24px;display:flex}.app-header h1{font-size:20px;font-weight:700}.subtitle{color:var(--text2);font-size:13px}.header-stats{gap:16px;display:flex}.stat{color:var(--text2);background:var(--surface2);border-radius:6px;padding:4px 12px;font-size:13px}.stat.approved{color:var(--green)}.main-layout{flex:1;display:flex;overflow:hidden}.sidebar{background:var(--surface);border-right:1px solid var(--border);width:280px;min-width:280px;padding:12px 0;overflow-y:auto}.filter-bar{margin-bottom:8px;padding:8px 12px}.filter-bar select{background:var(--surface2);width:100%;color:var(--text);border:1px solid var(--border);border-radius:6px;padding:6px 8px;font-size:13px}.volume-group{margin-bottom:8px}.volume-label{text-transform:uppercase;letter-spacing:.05em;color:var(--accent2);padding:6px 16px;font-size:11px;font-weight:600}.sidebar-song{width:100%;color:var(--text);cursor:pointer;text-align:left;background:0 0;border:none;justify-content:space-between;align-items:center;padding:8px 16px;font-size:13px;transition:background .15s;display:flex}.sidebar-song:hover{background:var(--surface2)}.sidebar-song.active{background:var(--accent);color:#fff;border-radius:4px;width:calc(100% - 8px);margin:0 4px}.sidebar-song.no-audio .song-title-text{color:var(--yellow)}.song-title-text{white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.song-badges{gap:4px;margin-left:8px;display:flex}.mini-badge{background:var(--surface2);color:var(--text2);border-radius:4px;padding:1px 5px;font-size:10px}.mini-badge.warn{background:var(--yellow-bg);color:var(--yellow)}.mini-badge.ok{background:var(--green-bg);color:var(--green)}.content{flex:1;padding:24px;overflow-y:auto}.song-view{max-width:1200px}.song-header h2{margin-bottom:8px;font-size:24px;font-weight:700}.song-meta{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.meta-tag{background:var(--surface2);color:var(--text2);border-radius:6px;padding:3px 10px;font-size:12px}.meta-tag.has-mp3{background:var(--green-bg);color:var(--green)}.meta-tag.no-mp3{background:var(--yellow-bg);color:var(--yellow)}.meta-tag.approved-count{background:var(--green-bg);color:var(--green)}.meta-tag.rejected-count{background:var(--red-bg);color:var(--red)}.song-toolbar{flex-wrap:wrap;gap:8px;margin-bottom:20px;display:flex}.btn{border:1px solid var(--border);cursor:pointer;background:var(--surface2);color:var(--text);border-radius:6px;padding:8px 16px;font-size:13px;transition:all .15s}.btn:hover{border-color:var(--accent)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-approve{background:var(--green-bg);color:var(--green);border-color:#10b9814d}.btn-approve:hover{background:#10b98140}.btn-reject{background:var(--red-bg);color:var(--red);border-color:#ef44444d}.btn-reject:hover{background:#ef444440}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:#6d28d9}.btn-generate{color:#fff;background:linear-gradient(135deg,#7c3aed,#ec4899);border:none}.btn-generate:hover{opacity:.9}.generate-notice{background:linear-gradient(135deg,#7c3aed26,#ec489926);border:1px solid #7c3aed4d;border-radius:8px;margin-bottom:16px;padding:12px 16px}.generate-notice p{margin-bottom:4px;font-size:13px}.generate-notice small{color:var(--text2)}.empty-state{text-align:center;color:var(--text2);padding:60px 20px}.empty-state p{margin-bottom:8px}.image-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;display:grid}.image-card{background:var(--surface);border:1px solid var(--border);border-radius:10px;transition:border-color .2s;overflow:hidden}.image-card.approved{border-color:var(--green)}.image-card.rejected{border-color:var(--red);opacity:.6}.image-wrapper{aspect-ratio:1;background:var(--surface2);position:relative;overflow:hidden}.image-wrapper img{object-fit:cover;width:100%;height:100%}.badge{border-radius:4px;padding:2px 8px;font-size:11px;font-weight:600;position:absolute;top:8px;right:8px}.badge-approved{background:var(--green);color:#fff}.badge-rejected{background:var(--red);color:#fff}.image-prompt{color:var(--text2);padding:8px 12px;font-size:11px;line-height:1.3}.image-actions{gap:4px;padding:8px 12px 12px;display:flex}.image-actions .btn{text-align:center;flex:1;padding:6px;font-size:12px}@media (width<=768px){.main-layout{flex-direction:column}.sidebar{width:100%;min-width:100%;max-height:200px}.image-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}}