*{margin:0;padding:0}:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#0e0f13;--sidebar-bg:#17181d;--panel:#1b1c22;--border:#ffffff17;--text:#e8e9ee;--muted:#9297a6;--accent:#7c5cff;--accent-hover:#9078ff}*{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--bg);color:var(--text);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.app-shell{height:100vh;display:flex;overflow:hidden}.sidebar{background:var(--sidebar-bg);border-right:1px solid var(--border);flex-direction:column;flex-shrink:0;gap:12px;width:260px;padding:16px 12px;display:flex}.sidebar-brand{align-items:center;gap:8px;padding:4px 8px 8px;font-size:1.1rem;font-weight:700;display:flex}.sidebar-brand img{border-radius:5px;flex-shrink:0}.sidebar-brand-name{background:linear-gradient(90deg,#7c5cff,#ff6cab);color:#0000;-webkit-background-clip:text;background-clip:text}.sidebar-brand-by{color:var(--muted);margin-left:2px;font-size:.68rem;font-weight:400}.new-chat-btn{border:1px solid var(--border);color:var(--text);cursor:pointer;text-align:left;background:0 0;border-radius:10px;align-items:center;gap:8px;padding:10px 12px;font-size:.9rem;display:flex}.new-chat-btn:hover{background:#ffffff0d}.new-chat-btn .plus{color:var(--accent);font-weight:700}.sidebar-list{flex-direction:column;gap:2px;display:flex;overflow-y:auto}.sidebar-empty{color:var(--muted);padding:8px;font-size:.82rem}.sidebar-row{border-radius:8px;align-items:center;display:flex}.sidebar-row:hover{background:#ffffff0d}.sidebar-row.sidebar-item-active{background:#7c5cff26}.sidebar-item{min-width:0;color:var(--muted);text-align:left;cursor:pointer;white-space:nowrap;text-overflow:ellipsis;background:0 0;border:none;flex:1;padding:9px 4px 9px 10px;font-size:.85rem;overflow:hidden}.sidebar-row:hover .sidebar-item,.sidebar-row.sidebar-item-active .sidebar-item{color:var(--text)}.sidebar-delete{color:var(--muted);cursor:pointer;opacity:.5;background:0 0;border:none;border-radius:6px;flex-shrink:0;padding:6px 10px;font-size:1rem;line-height:1}.sidebar-row:hover .sidebar-delete,.sidebar-row.sidebar-item-active .sidebar-delete{opacity:1}.sidebar-delete:hover{color:#ffb4c0;background:#ffffff14}.sidebar-scrim{display:none}.main-pane{flex-direction:column;flex:1;min-width:0;height:100vh;display:flex}.mobile-topbar{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:12px 16px;font-weight:600;display:none}.mobile-topbar .icon-btn{color:var(--text);cursor:pointer;background:0 0;border:none;font-size:1.2rem}.empty-state{flex:1;justify-content:center;align-items:center;padding:20px;display:flex}.composer-centered{text-align:center;width:100%;max-width:640px}.greeting-title{margin:0 0 8px;font-size:2rem}.greeting-sub{color:var(--muted);margin:0 0 24px;font-size:.95rem}.quick-chips{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:14px;display:flex}.quick-chips button{background:var(--panel);border:1px solid var(--border);color:var(--text);cursor:pointer;border-radius:999px;padding:8px 14px;font-size:.82rem}.quick-chips button:hover{border-color:var(--accent)}.thread-scroll{flex:1;padding:24px 20px 8px;overflow-y:auto}.thread{flex-direction:column;gap:20px;max-width:720px;margin:0 auto;display:flex}.msg-user{justify-content:flex-end;display:flex}.msg-user-bubble{background:var(--accent);color:#fff;border-radius:16px 16px 4px;max-width:80%;padding:12px 16px}.msg-user-bubble p{white-space:pre-wrap;margin:0}.option-tags{flex-wrap:wrap;gap:6px;margin-top:8px;display:flex}.option-tag{background:#fff3;border-radius:999px;padding:2px 10px;font-size:.75rem}.msg-assistant{gap:12px;display:flex}.msg-avatar{background:linear-gradient(135deg,#7c5cff,#ff6cab);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:.8rem;font-weight:700;display:flex}.msg-assistant-body{flex:1;min-width:0}.loading-text,.error-text{color:var(--muted)}.error-text{color:#ffb4c0}.result{flex-direction:column;gap:14px;display:flex}.result-title{margin:0;font-size:1.2rem}.result-block{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:14px 16px}.result-header{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.result-header h3{margin:0;font-size:.95rem}.copy-btn{border:1px solid var(--border);color:var(--text);cursor:pointer;background:0 0;border-radius:6px;padding:4px 10px;font-size:.78rem}.copy-btn:hover{border-color:var(--accent);color:var(--accent)}.style-text{margin:0;line-height:1.5}.lyrics-text{white-space:pre-wrap;margin:0;font-family:inherit;line-height:1.6}.cover-locked{border-style:dashed}.cover-locked-text{color:var(--muted);margin:0 0 12px;line-height:1.5}.cover-hint{color:var(--muted);margin:8px 0 0;font-size:.8rem}.notes{color:var(--muted);margin:0;font-size:.85rem;font-style:italic}.clarification{flex-direction:column;gap:10px;display:flex}.clarification-intro{margin:0;line-height:1.5}.clarification-questions{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.clarification-questions li{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:10px 14px;line-height:1.5}.composer-wrap{padding:12px 20px 20px}.composer{width:100%;max-width:720px;margin:0 auto}.composer-options{background:var(--panel);border:1px solid var(--border);border-radius:12px;flex-direction:column;gap:8px;margin-bottom:8px;padding:12px;display:flex}.composer-options input[type=text],.composer-options input:not([type]){background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:8px 10px;font-size:.88rem}.composer-options .checkbox{color:var(--muted);align-items:center;gap:8px;font-size:.85rem;display:flex}.composer-options .checkbox input{width:auto}.audio-upload-btn{background:var(--bg);border:1px dashed var(--border);color:var(--muted);cursor:pointer;border-radius:8px;align-self:flex-start;padding:8px 12px;font-size:.85rem}.audio-upload-btn:hover{color:var(--text);border-color:var(--accent)}.audio-upload-btn-locked{border-style:dashed;border-color:#ffb85c66}.audio-upload-btn-locked:hover{color:#ffb85c;border-color:#ffb85c}.audio-upload-status{color:var(--muted);margin:0;font-size:.82rem}.audio-upload-status-compact{text-align:center;margin-bottom:6px}.audio-upload-error{color:#ff6b6b;margin:0;font-size:.82rem}.audio-tags{background:var(--bg);border:1px solid var(--border);border-radius:8px;flex-direction:column;gap:8px;padding:10px 12px;display:flex}.audio-tags-header{color:var(--text);justify-content:space-between;align-items:center;font-size:.85rem;display:flex}.audio-tags-remove{color:var(--muted);cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:1.1rem;line-height:1}.audio-tags-remove:hover{color:var(--text)}.audio-tags-list{flex-wrap:wrap;gap:6px;display:flex}.audio-tag{color:var(--text);text-transform:capitalize;background:#7c5cff1f;border:1px solid #7c5cff4d;border-radius:999px;padding:3px 10px;font-size:.75rem}.composer-bar{background:var(--panel);border:1px solid var(--border);border-radius:20px;align-items:flex-end;gap:8px;padding:8px 8px 8px 14px;display:flex}.composer-bar textarea{color:var(--text);resize:none;background:0 0;border:none;outline:none;flex:1;max-height:160px;padding:8px 0;font-family:inherit;font-size:.95rem}.icon-btn{border:1px solid var(--border);color:var(--muted);cursor:pointer;background:0 0;border-radius:50%;flex-shrink:0;width:32px;height:32px;font-size:1.1rem}.icon-btn:hover{color:var(--text);border-color:var(--accent)}.icon-btn-active{color:var(--accent);border-color:var(--accent)}.send-btn{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:50%;flex-shrink:0;width:34px;height:34px;font-size:1rem}.send-btn:hover:not(:disabled){background:var(--accent-hover)}.send-btn:disabled{opacity:.4;cursor:not-allowed}@media (width<=780px){.sidebar{z-index:20;transition:transform .2s;position:fixed;inset:0 auto 0 0;transform:translate(-100%)}.sidebar-open{transform:translate(0)}.sidebar-scrim{z-index:15;background:#00000080;display:block;position:fixed;inset:0}.mobile-topbar{display:flex}.greeting-title{font-size:1.6rem}}.auth-gate{justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.auth-card{background:var(--panel);border:1px solid var(--border);text-align:center;border-radius:16px;width:100%;max-width:380px;padding:32px 28px;position:relative}.auth-card-close{color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:4px 8px;font-size:1.3rem;line-height:1;position:absolute;top:12px;right:12px}.auth-card-close:hover{color:var(--text);background:#ffffff0f}.modal-overlay{z-index:50;background:#0009;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.auth-banner{background:#7c5cff1f;border:1px solid #7c5cff59;border-radius:12px;justify-content:space-between;align-items:center;gap:12px;margin:16px 20px 0;padding:12px 18px;font-size:.85rem;display:flex}.auth-banner-text{color:var(--text);align-items:center;gap:8px;display:flex}.auth-banner-icon{color:var(--accent);flex-shrink:0}.auth-banner-btn{background:linear-gradient(90deg, var(--accent), #ff6cab);color:#fff;cursor:pointer;white-space:nowrap;border:none;border-radius:8px;flex-shrink:0;padding:8px 16px;font-size:.82rem;font-weight:600}.auth-banner-btn:hover{filter:brightness(1.08)}.sidebar-login-btn{background:linear-gradient(90deg, var(--accent), #ff6cab);color:#fff;cursor:pointer;border:none;border-radius:8px;width:100%;padding:10px 14px;font-size:.85rem;font-weight:600}.sidebar-login-btn:hover{filter:brightness(1.08)}.checkout-toast{z-index:50;background:linear-gradient(90deg, var(--accent), #ff6cab);color:#fff;border-radius:12px;align-items:center;gap:14px;max-width:calc(100vw - 32px);padding:12px 16px 12px 18px;font-size:.85rem;font-weight:500;animation:.3s ease-out checkout-toast-in;display:flex;position:fixed;top:20px;left:50%;transform:translate(-50%);box-shadow:0 8px 24px #7c5cff59}.checkout-toast-premium{background:linear-gradient(90deg,#ffb85c,#ff8a5c);box-shadow:0 8px 24px #ff8a5c59}.checkout-toast-close{color:#fff;cursor:pointer;opacity:.85;background:0 0;border:none;flex-shrink:0;font-size:1.1rem;line-height:1}.checkout-toast-close:hover{opacity:1}@keyframes checkout-toast-in{0%{opacity:0;transform:translate(-50%,-12px)}to{opacity:1;transform:translate(-50%)}}@media (width<=780px){.auth-banner{text-align:center;flex-direction:column;align-items:stretch;margin:12px 12px 0}}.auth-brand{justify-content:center;margin-bottom:22px;font-size:1.2rem}.auth-title{margin:0 0 8px;font-size:1.3rem}.auth-sub{color:var(--muted);margin:0 0 20px;font-size:.9rem;line-height:1.5}.auth-form{flex-direction:column;gap:10px;display:flex}.auth-form input{background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:11px 14px;font-size:.95rem}.auth-form input:focus{border-color:var(--accent);outline:none}.auth-form button{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:11px 14px;font-size:.95rem;font-weight:600}.auth-form button:hover:not(:disabled){background:var(--accent-hover)}.auth-form button:disabled{opacity:.6;cursor:not-allowed}.auth-secondary-btn{border:1px solid var(--border);color:var(--text);cursor:pointer;background:0 0;border-radius:8px;padding:9px 14px;font-size:.85rem}.auth-error{color:#ffb4c0;margin-top:14px;font-size:.85rem}.sidebar-account{border-top:1px solid var(--border);flex-direction:column;gap:8px;margin-top:auto;padding-top:12px;display:flex}.plan-badge{color:var(--muted);background:#ffffff0f;border-radius:999px;align-self:flex-start;padding:3px 10px;font-size:.75rem;font-weight:600}.plan-badge-pro{color:var(--text);background:linear-gradient(90deg,#7c5cff40,#ff6cab40)}.plan-badge-premium{color:var(--text);background:linear-gradient(90deg,#ffb85c4d,#ff8a5c4d)}.sidebar-account-row{justify-content:space-between;align-items:center;gap:8px;display:flex}.sidebar-email{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:.78rem;overflow:hidden}.logout-btn{color:var(--muted);cursor:pointer;background:0 0;border:none;flex-shrink:0;padding:2px 0;font-size:.75rem}.logout-btn:hover{color:var(--text)}.paywall{background:var(--panel);border:1px solid var(--border);border-radius:14px;max-width:420px;padding:24px}.paywall h3{margin:0 0 8px;font-size:1.05rem}.paywall p{color:var(--muted);margin:0 0 16px;font-size:.9rem}.upgrade-btn{background:linear-gradient(90deg, var(--accent), #ff6cab);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:11px 18px;font-size:.92rem;font-weight:600}.upgrade-btn:disabled{opacity:.7;cursor:not-allowed}.paywall-notice{font-style:italic;margin:12px 0 0!important;font-size:.82rem!important}.pricing-page{flex:1;padding:40px 20px 60px;overflow-y:auto}.pricing-header{text-align:center;max-width:720px;margin:0 auto 36px;position:relative}.pricing-header .icon-btn{position:absolute;top:0;left:0}.pricing-header h1{margin:0 0 8px;font-size:1.7rem}.pricing-header p{color:var(--muted);margin:0;font-size:.95rem}.pricing-grid{grid-template-columns:repeat(3,1fr);gap:20px;max-width:980px;margin:0 auto;display:grid}.plan-card{background:var(--panel);border:1px solid var(--border);border-radius:16px;flex-direction:column;gap:18px;padding:24px;display:flex;position:relative}.plan-card-free{background:linear-gradient(180deg, #4ade801a, var(--panel) 60%);border-color:#4ade8080}.plan-card-pro{background:linear-gradient(180deg, #7c5cff1a, var(--panel) 60%);border-width:2px;border-color:#7c5cffcc;box-shadow:0 0 0 1px #7c5cff26}.plan-card-premium{background:linear-gradient(180deg, #ffb85c1f, var(--panel) 60%);border-color:#ffb85c8c}.plan-badge-corner{background:linear-gradient(90deg, var(--accent), #ff6cab);color:#fff;letter-spacing:.02em;border-radius:999px;padding:6px 16px;font-size:.8rem;font-weight:700;position:absolute;top:-14px;right:20px;box-shadow:0 3px 12px #7c5cff80}.plan-card-head h2{margin:0 0 6px;font-size:1.15rem}.plan-price{font-size:1.8rem;font-weight:700}.plan-price span{color:var(--muted);font-size:.85rem;font-weight:400}.plan-features{flex-direction:column;flex:1;gap:10px;margin:0;padding:0;list-style:none;display:flex}.plan-features li{color:var(--text);padding-left:22px;font-size:.88rem;position:relative}.plan-features li:before{content:"✓";color:var(--accent);font-weight:700;position:absolute;left:0}.plan-cta{background:linear-gradient(90deg, var(--accent), #ff6cab);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:11px 18px;font-size:.92rem;font-weight:600}.plan-cta-premium{background:linear-gradient(90deg,#ffb85c,#ff8a5c)}.plan-cta:disabled{opacity:.6;cursor:not-allowed}.plan-cta-outline{border:1px solid var(--border);color:var(--muted);background:0 0}.plan-cancel-notice{color:#ff8a5c;text-align:center;background:#ff8a5c1f;border:1px solid #ff8a5c59;border-radius:8px;margin:0 0 10px;padding:8px 12px;font-size:.82rem;font-weight:600}.legal-page{flex:1;padding:40px 20px 60px;overflow-y:auto}.legal-header{max-width:720px;margin:0 auto 24px}.legal-content{max-width:720px;color:var(--text);margin:0 auto}.legal-content h1{margin:0 0 4px;font-size:1.6rem}.legal-updated{color:var(--muted);margin:0 0 32px;font-size:.85rem}.legal-content h2{color:var(--accent-hover);margin:28px 0 10px;font-size:1.05rem}.legal-content p{color:var(--text);margin:0 0 12px;font-size:.92rem;line-height:1.6}.legal-content ul{color:var(--text);margin:0 0 12px;padding-left:20px;font-size:.92rem;line-height:1.6}.legal-table{border-collapse:collapse;width:100%;margin:0 0 16px;font-size:.9rem}.legal-table th,.legal-table td{border:1px solid var(--border);text-align:left;padding:8px 10px}.legal-table th{color:var(--muted);font-weight:600}.sidebar-legal-links{justify-content:center;gap:10px;margin:10px 0 2px;display:flex}.sidebar-legal-links button{color:var(--muted);cursor:pointer;background:0 0;border:none;padding:0;font-size:.72rem}.sidebar-legal-links button:hover{color:var(--text);text-decoration:underline}.sidebar-plans-link{color:var(--muted);cursor:pointer;text-align:left;text-underline-offset:2px;background:0 0;border:none;padding:2px 0;font-size:.75rem;text-decoration:underline}.sidebar-plans-link:hover{color:var(--text)}@media (width<=980px){.pricing-grid{grid-template-columns:repeat(2,1fr)}}@media (width<=620px){.pricing-grid{grid-template-columns:1fr}}