:root{--bg: #0f0f12;--card: #1a1a22;--text: #f0f0f5;--muted: #888;--accent: #7c5cff;--danger: #ff5c5c;--header-h: 56px;--nav-h: 60px}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;overflow:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.app{height:100%;height:100dvh;max-height:100dvh;display:flex;flex-direction:column;max-width:480px;margin:0 auto;overflow:hidden}.header{flex-shrink:0;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #2a2a35;background:var(--bg);z-index:20}.header h1{font-size:1.1rem}.balance{background:var(--card);padding:6px 12px;border-radius:20px;font-size:.9rem}.content{flex:1 1 auto;min-height:0;padding:16px;overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain}.nav{flex-shrink:0;display:flex;border-top:1px solid #2a2a35;padding:8px;padding-bottom:max(8px,env(safe-area-inset-bottom,0px));gap:8px;background:var(--bg);z-index:20}.nav button{flex:1;background:transparent;border:none;font-size:1.4rem;padding:8px;border-radius:8px;cursor:pointer}.nav button.active{background:var(--card)}.btn{display:block;width:100%;padding:14px;margin-top:10px;border:none;border-radius:12px;font-size:1rem;cursor:pointer;background:var(--card);color:var(--text)}.btn.primary{background:var(--accent);font-weight:600}.btn.small{padding:8px;font-size:.85rem}.btn:disabled{opacity:.5;cursor:not-allowed}.page label{display:block;margin-top:12px;font-size:.85rem;color:var(--muted)}.page textarea,.page input,.page select{width:100%;margin-top:6px;padding:10px;border-radius:8px;border:1px solid #333;background:var(--card);color:var(--text);font-size:1rem}.page select{cursor:pointer}.small-hint{display:block;margin-top:4px;font-size:.75rem}.band-picker{margin-top:8px}.band-selected{display:flex;align-items:center;gap:10px;margin-top:8px;font-size:.9rem;color:var(--text)}.btn.tiny{padding:4px 10px;font-size:.75rem;width:auto}.band-results{margin-top:8px;max-height:220px;overflow-y:auto;border:1px solid #333;border-radius:8px;background:var(--card)}.band-group-title{padding:8px 10px 4px;font-size:.75rem;color:var(--muted);position:sticky;top:0;background:var(--card)}.band-option{display:block;width:100%;text-align:left;padding:8px 12px;border:none;border-radius:0;background:transparent;color:var(--text);font-size:.9rem;cursor:pointer}.band-option:hover{background:#2a2a2a}.band-option.active{background:#3a2a5a;color:#fff}.band-empty{padding:12px;text-align:center}.checkbox{display:flex!important;align-items:center;gap:8px;color:var(--text)!important}.checkbox.inline{display:inline-flex!important;margin-right:12px;margin-top:0}.checkbox input{width:auto;margin:0}.field-label{font-size:.85rem;color:var(--muted);margin-right:8px}.vocal-row{display:flex;align-items:center;flex-wrap:wrap;gap:4px;margin-top:12px}.style-chips{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0 4px;max-height:160px;overflow-y:auto;padding:4px 0}.chip{background:var(--card);border:1px solid #333;color:var(--text);border-radius:16px;padding:6px 10px;font-size:.8rem;cursor:pointer}.chip:hover{border-color:var(--accent)}.error{background:#3a1a1a;color:var(--danger);padding:10px;border-radius:8px;margin:10px 0;font-size:.9rem}.app-error{flex-shrink:0;margin:0;border-radius:0;border-bottom:1px solid #4a2020}.muted{color:var(--muted);font-size:.9rem}.home p{margin-bottom:8px}.song-card,.package-card{background:var(--card);padding:12px;border-radius:12px;margin-bottom:10px;display:flex;justify-content:space-between;align-items:center}.song-card-vertical{flex-direction:column;align-items:stretch;gap:10px}.song-meta{min-width:0}.player-progress{width:100%}.player-progress input[type=range]{width:100%;margin:0;accent-color:var(--accent)}.player-time{display:flex;justify-content:space-between;font-size:.75rem;margin-top:2px}.actions button{background:transparent;border:none;font-size:1.2rem;cursor:pointer;margin-left:4px}.actions-row{display:flex;justify-content:center;align-items:center;gap:18px}.actions-row button{margin-left:0;font-size:1.35rem;line-height:1;padding:6px;opacity:1}.actions-row button:disabled{opacity:.35;cursor:not-allowed}.gen-banner{margin-bottom:12px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000a6;display:flex;align-items:flex-end;justify-content:center;z-index:50;padding:16px}.modal-sheet{background:var(--card);border-radius:16px 16px 12px 12px;width:min(520px,100%);max-height:75vh;display:flex;flex-direction:column;padding:14px;gap:10px}.modal-header{display:flex;justify-content:space-between;align-items:center;gap:8px}.lyrics-view{margin:0;white-space:pre-wrap;word-break:break-word;overflow:auto;flex:1;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.85rem;line-height:1.45;color:var(--text)}.package-card{flex-direction:column;align-items:stretch;gap:8px}