:root{--bg: #000;--bg2: #1C1C1E;--bg3: #2C2C2E;--bg4: #3A3A3C;--fill: rgba(120,120,128,.36);--fill2: rgba(120,120,128,.18);--label: #FFFFFF;--label2: rgba(235,235,245,.6);--label3: rgba(235,235,245,.3);--sep: rgba(84,84,88,.55);--blue: #0A84FF;--green: #30D158;--red: #FF453A;--orange: #FF9F0A;--purple: #BF5AF2;--r: 14px;--r-sm: 10px;--r-lg: 20px}*{box-sizing:border-box}html{font-size:16px}body{background:var(--bg);color:var(--label);font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,system-ui,sans-serif;min-height:100vh;margin:0;-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:none}#root{min-height:100vh}.page{max-width:480px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column;background:var(--bg)}.nav-bar{position:sticky;top:0;z-index:30;background:#000000d9;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--sep);display:flex;align-items:center;justify-content:space-between;padding:14px 20px;min-height:56px}.nav-title{font-size:18px;font-weight:700;color:var(--label);letter-spacing:-.3px}.nav-btn{background:none;border:none;color:var(--blue);font-size:16px;font-weight:500;font-family:inherit;cursor:pointer;padding:6px 0;display:flex;align-items:center;gap:5px;min-width:64px}.nav-btn:active{opacity:.6}.nav-btn.right{justify-content:flex-end}.nav-balance{font-size:13px;font-weight:600;color:var(--green);background:#30d1581f;border-radius:20px;padding:4px 10px;white-space:nowrap}.ai-section{margin-top:12px;background:var(--bg3);border-radius:var(--r);padding:14px;display:flex;flex-direction:column;gap:4px}.ai-section-label{font-size:15px;font-weight:600;color:var(--label);margin-bottom:2px}.lyrics-full{overflow:hidden!important;resize:none!important}.form-scroll{flex:1;overflow-y:auto;padding:8px 0 130px}.section{background:var(--bg2);border-radius:var(--r-lg);margin:10px 16px 0;overflow:hidden}.section-header{display:flex;align-items:center;gap:10px;padding:16px 16px 0}.section-icon{font-size:22px;line-height:1}.section-label{font-size:16px;font-weight:700;color:var(--label);letter-spacing:-.2px}.section-sublabel{font-size:13px;color:var(--label2);padding:4px 16px 0 48px;line-height:1.5}.apple-input{width:100%;background:transparent;border:none;color:var(--label);font-size:17px;font-family:inherit;padding:12px 16px 14px;outline:none;line-height:1.5}.apple-input::placeholder{color:var(--label3);font-size:16px}.apple-textarea{width:100%;background:transparent;border:none;color:var(--label);font-size:16px;font-family:inherit;padding:10px 16px 14px;outline:none;line-height:1.75;resize:none;min-height:88px}.apple-textarea::placeholder{color:var(--label3)}.input-sep{height:1px;background:var(--sep);margin:0 16px}.chips-wrap{display:flex;flex-wrap:wrap;gap:8px;padding:12px 16px 14px}.chip{background:var(--fill2);border:1.5px solid transparent;border-radius:22px;color:var(--label);font-size:15px;font-weight:500;font-family:inherit;padding:7px 16px;cursor:pointer;transition:all .15s;white-space:nowrap}.chip:active{opacity:.7}.chip.selected{background:#0a84ff2e;border-color:var(--blue);color:var(--blue)}.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding:12px 16px 16px}.voice-card{background:var(--bg3);border:2px solid transparent;border-radius:var(--r);cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:6px;padding:16px 8px 14px;transition:all .15s}.voice-card:active{opacity:.7}.voice-card.selected{background:#0a84ff26;border-color:var(--blue)}.voice-card-icon{font-size:32px;line-height:1}.voice-card-name{font-size:14px;font-weight:600;color:var(--label);text-align:center}.voice-card.selected .voice-card-name{color:var(--blue)}.style-chips{display:flex;flex-wrap:wrap;gap:8px;padding:12px 16px 10px}.style-chip{background:var(--bg3);border:1.5px solid transparent;border-radius:20px;color:var(--label2);font-size:14px;font-weight:500;font-family:inherit;padding:6px 14px;cursor:pointer;transition:all .15s}.style-chip.active{background:#0a84ff2e;border-color:var(--blue);color:var(--blue)}.lyrics-modes{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:12px 16px 4px}.mode-btn{background:var(--bg3);border:2px solid transparent;border-radius:var(--r);color:var(--label2);font-size:15px;font-weight:600;font-family:inherit;padding:14px 10px;cursor:pointer;text-align:center;transition:all .15s;line-height:1.4}.mode-btn:active{opacity:.7}.mode-btn.selected{background:#0a84ff26;border-color:var(--blue);color:var(--label)}.bottom-cta{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:480px;z-index:20;padding:12px 16px max(16px,env(safe-area-inset-bottom));background:#000000eb;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid var(--sep)}.btn-cta{width:100%;background:var(--blue);border:none;border-radius:var(--r-lg);color:#fff;font-size:18px;font-weight:700;font-family:inherit;padding:17px;cursor:pointer;letter-spacing:-.2px;transition:opacity .15s}.btn-cta:active:not(:disabled){opacity:.8}.btn-cta:disabled{opacity:.28;cursor:not-allowed}.btn-cta.green{background:var(--green)}.btn-cta.secondary{background:var(--bg3);color:var(--label);margin-top:10px;font-size:16px;font-weight:600}.gen-btn{width:calc(100% - 32px);margin:8px 16px 14px;background:#bf5af22e;border:1.5px solid var(--purple);border-radius:var(--r);color:var(--purple);font-size:16px;font-weight:700;font-family:inherit;padding:15px;cursor:pointer;text-align:center;transition:all .15s}.gen-btn:active:not(:disabled){opacity:.7}.gen-btn:disabled{opacity:.35;cursor:not-allowed}.spinner{width:48px;height:48px;border:3px solid rgba(255,255,255,.1);border-top-color:var(--blue);border-radius:50%;animation:spin .9s linear infinite}.spinner-sm{width:18px;height:18px;border:2.5px solid rgba(255,255,255,.12);border-top-color:var(--blue);border-radius:50%;animation:spin .8s linear infinite;flex-shrink:0}@keyframes spin{to{transform:rotate(360deg)}}.inline-loading{display:flex;align-items:center;gap:10px;color:var(--label2);font-size:15px;padding:12px 16px 14px}.error-box{background:#ff453a1f;border:1px solid rgba(255,69,58,.4);border-radius:var(--r);color:var(--red);font-size:15px;line-height:1.5;padding:13px 16px;margin:8px 16px 0}.history-list{padding:8px 0 100px}.track-card{background:var(--bg2);border-radius:var(--r-lg);margin:10px 16px 0;padding:16px}.track-header{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:6px}.track-title{font-size:17px;font-weight:700;line-height:1.3;flex:1}.track-style{font-size:14px;color:var(--label2);margin-bottom:10px;line-height:1.5}.track-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.status-badge{display:inline-flex;align-items:center;gap:4px;font-size:13px;font-weight:600;border-radius:10px;padding:4px 10px}.status-badge.ready{background:#30d15826;color:var(--green)}.status-badge.pending{background:#ff9f0a26;color:var(--orange)}.status-badge.error{background:#ff453a26;color:var(--red)}.track-date{font-size:13px;color:var(--label3)}.track-actions{display:flex;gap:8px;margin-top:12px}.track-action-btn{flex:1;background:var(--bg3);border:none;border-radius:var(--r-sm);color:var(--label2);font-size:14px;font-weight:600;font-family:inherit;padding:10px 8px;cursor:pointer;text-align:center;transition:all .15s;text-decoration:none;display:block}.track-action-btn.primary{background:#0a84ff26;color:var(--blue)}.track-action-btn:active{opacity:.6}.track-lyrics-preview{font-size:14px;color:var(--label2);line-height:1.7;margin-top:10px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical}.track-lyrics-preview.expanded{-webkit-line-clamp:999}.empty-state{text-align:center;padding:72px 24px;color:var(--label2)}.empty-state .icon{font-size:56px;margin-bottom:16px}.empty-state h3{font-size:20px;font-weight:700;margin:0 0 8px;color:var(--label)}.empty-state p{font-size:16px;line-height:1.6;margin:0}.generating-screen{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;padding:40px 28px;text-align:center}.generating-screen h2{font-size:24px;font-weight:700;margin:0;letter-spacing:-.4px}.generating-screen p{font-size:16px;color:var(--label2);margin:0;line-height:1.7}.packs-screen{flex:1;padding:0 0 120px}.pack-row{display:flex;align-items:center;justify-content:space-between;padding:16px;cursor:pointer;transition:background .1s}.pack-row:active{background:var(--fill2)}.pack-row+.pack-row{border-top:1px solid var(--sep)}.pack-name{font-size:17px;font-weight:600}.pack-desc{font-size:14px;color:var(--label2);margin-top:2px}.pack-price{font-size:17px;font-weight:700;color:var(--blue)}.pack-check{font-size:20px;color:var(--blue);margin-left:6px}.free-badge{background:#30d1581f;border:1px solid rgba(48,209,88,.3);border-radius:var(--r);color:var(--green);font-size:15px;font-weight:600;padding:12px 16px;margin:12px 16px 0;text-align:center}.input-hint{font-size:13px;color:var(--label3);padding:0 16px 12px}