:root{color-scheme:dark;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5;--bg-primary: #0b0b0f;--bg-secondary: #13131a;--bg-tertiary: #1a1a24;--bg-card: #16161f;--border: rgba(255, 255, 255, .08);--border-hover: rgba(255, 255, 255, .15);--text-primary: #f0f0f5;--text-secondary: rgba(255, 255, 255, .6);--text-muted: rgba(255, 255, 255, .35);--accent: #6c5ce7;--accent-hover: #7c6ef7;--accent-glow: rgba(108, 92, 231, .25);--success: #00b894;--danger: #e74c3c;--danger-hover: #ff5e50;--radius: 12px;--radius-sm: 8px;--radius-xs: 6px}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{min-height:100vh;background:var(--bg-primary);color:var(--text-primary)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#fff3}.app{min-height:100vh;display:flex;flex-direction:column}.navbar{display:flex;align-items:center;justify-content:space-between;padding:1rem 2rem;border-bottom:1px solid var(--border);background:#0b0b0fcc;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);position:sticky;top:0;z-index:100}.navbar-brand{display:flex;align-items:center;gap:.6rem;font-size:1.15rem;font-weight:700;letter-spacing:-.02em;color:var(--text-primary)}.navbar-brand svg{width:28px;height:28px}.navbar-links{display:flex;gap:.25rem}.navbar-link{padding:.5rem 1rem;border-radius:var(--radius-xs);font-size:.875rem;font-weight:500;color:var(--text-secondary);cursor:pointer;border:none;background:none;transition:all .15s}.navbar-link:hover{color:var(--text-primary);background:#ffffff0d}.navbar-link.active{color:var(--text-primary);background:var(--bg-tertiary)}.main-layout{display:flex;flex:1;overflow:hidden}.sidebar{width:320px;min-width:320px;border-right:1px solid var(--border);background:var(--bg-secondary);display:flex;flex-direction:column;overflow:hidden}.sidebar-header{padding:1.25rem 1.5rem;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.sidebar-header h3{font-size:.9rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em}.sidebar-content{flex:1;overflow-y:auto;padding:1rem}.voice-grid{display:flex;flex-direction:column;gap:.5rem}.voice-card{padding:.875rem 1rem;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-card);cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:.75rem}.voice-card:hover{border-color:var(--border-hover);background:var(--bg-tertiary)}.voice-card.selected{border-color:var(--accent);background:#6c5ce714;box-shadow:0 0 0 1px var(--accent),0 0 20px var(--accent-glow)}.voice-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#a29bfe);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;flex-shrink:0}.voice-card.selected .voice-avatar{background:linear-gradient(135deg,var(--accent),#fd79a8)}.voice-info{flex:1;min-width:0}.voice-name{font-weight:600;font-size:.875rem;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.voice-meta{font-size:.75rem;color:var(--text-muted);display:flex;gap:.5rem;align-items:center}.voice-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--text-muted)}.voice-preview-btn{width:32px;height:32px;border-radius:50%;border:1px solid var(--border);background:transparent;color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s;flex-shrink:0}.voice-preview-btn:hover{border-color:var(--accent);color:var(--accent);background:#6c5ce71a}.main-content{flex:1;display:flex;flex-direction:column;overflow-y:auto;background:var(--bg-primary)}.content-area{max-width:900px;width:100%;margin:0 auto;padding:2rem 2.5rem;display:flex;flex-direction:column;gap:1.5rem;flex:1}.text-section{display:flex;flex-direction:column;gap:.75rem}.section-label{font-size:.8rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em}.text-input-wrapper{position:relative;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg-secondary);transition:border-color .2s}.text-input-wrapper:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.text-input{width:100%;min-height:200px;padding:1.25rem;background:transparent;border:none;color:var(--text-primary);font-family:inherit;font-size:1rem;line-height:1.7;resize:vertical;outline:none}.text-input::placeholder{color:var(--text-muted)}.text-footer{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1.25rem;border-top:1px solid var(--border)}.char-count{font-size:.8rem;color:var(--text-muted)}.char-count.warning{color:#fdcb6e}.char-count.danger{color:var(--danger)}.controls-panel{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1rem}.control-group{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);padding:1rem;display:flex;flex-direction:column;gap:.75rem}.control-header{display:flex;align-items:center;justify-content:space-between}.control-label{font-size:.8rem;font-weight:600;color:var(--text-secondary)}.control-value{font-size:.8rem;font-weight:600;color:var(--accent);font-family:ui-monospace,SFMono-Regular,Menlo,monospace}input[type=range]{-webkit-appearance:none;width:100%;height:4px;border-radius:2px;background:var(--bg-tertiary);outline:none;cursor:pointer}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:var(--accent);cursor:pointer;box-shadow:0 0 8px var(--accent-glow);transition:transform .15s}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.2)}input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:var(--accent);cursor:pointer;border:none;box-shadow:0 0 8px var(--accent-glow)}.waveform-section{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;display:flex;flex-direction:column;gap:1rem}.waveform-container{height:100px;display:flex;align-items:center;justify-content:center;gap:2px;padding:0 .5rem}.waveform-bar{width:3px;border-radius:2px;background:var(--accent);transition:height .1s ease;opacity:.4}.waveform-bar.active{opacity:1;box-shadow:0 0 6px var(--accent-glow)}.playback-controls{display:flex;align-items:center;justify-content:center;gap:1rem}.play-btn{width:56px;height:56px;border-radius:50%;border:none;background:var(--accent);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s;box-shadow:0 4px 20px var(--accent-glow)}.play-btn:hover{background:var(--accent-hover);transform:scale(1.05);box-shadow:0 6px 30px var(--accent-glow)}.play-btn:disabled{opacity:.4;cursor:not-allowed;transform:none}.control-btn{width:42px;height:42px;border-radius:50%;border:1px solid var(--border);background:var(--bg-tertiary);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s}.control-btn:hover{border-color:var(--border-hover);color:var(--text-primary);background:var(--bg-card)}.control-btn:disabled{opacity:.3;cursor:not-allowed}.control-btn.danger:hover{border-color:var(--danger);color:var(--danger);background:#e74c3c1a}.progress-bar-container{width:100%;height:4px;background:var(--bg-tertiary);border-radius:2px;overflow:hidden}.progress-bar{height:100%;background:var(--accent);border-radius:2px;transition:width .2s}.time-display{display:flex;justify-content:space-between;font-size:.75rem;color:var(--text-muted);font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.history-section,.history-list{display:flex;flex-direction:column;gap:.5rem}.history-item{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);padding:1rem;display:flex;align-items:center;gap:.75rem;cursor:pointer;transition:all .15s}.history-item:hover{border-color:var(--border-hover);background:var(--bg-tertiary)}.history-play-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--border);background:transparent;color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .15s}.history-play-btn:hover{border-color:var(--accent);color:var(--accent)}.history-info{flex:1;min-width:0}.history-text{font-size:.875rem;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.history-meta{font-size:.75rem;color:var(--text-muted);display:flex;gap:.5rem;margin-top:.2rem}.history-delete{width:28px;height:28px;border-radius:50%;border:none;background:transparent;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s;flex-shrink:0;opacity:0}.history-item:hover .history-delete{opacity:1}.history-delete:hover{color:var(--danger);background:#e74c3c1a}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 1rem;color:var(--text-muted);text-align:center;gap:.5rem}.empty-state svg{opacity:.3;margin-bottom:.5rem}.empty-state p{font-size:.875rem}.status-badge{display:inline-flex;align-items:center;gap:.35rem;padding:.25rem .65rem;border-radius:999px;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.status-badge.speaking{background:#6c5ce726;color:var(--accent);border:1px solid rgba(108,92,231,.3)}.status-badge.paused{background:#fdcb6e26;color:#fdcb6e;border:1px solid rgba(253,203,110,.3)}.status-badge.ready{background:#00b89426;color:var(--success);border:1px solid rgba(0,184,148,.3)}.status-dot{width:6px;height:6px;border-radius:50%;animation:pulse 1.5s infinite}.status-badge.speaking .status-dot{background:var(--accent)}.status-badge.paused .status-dot{background:#fdcb6e;animation:none}.status-badge.ready .status-dot{background:var(--success);animation:none}@keyframes pulse{0%,to{opacity:1}50%{opacity:.3}}.tab-nav{display:flex;gap:.25rem;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.25rem;width:fit-content}.tab-btn{padding:.5rem 1rem;border-radius:var(--radius-xs);border:none;background:transparent;color:var(--text-secondary);font-size:.8rem;font-weight:500;cursor:pointer;transition:all .15s}.tab-btn:hover{color:var(--text-primary)}.tab-btn.active{background:var(--bg-tertiary);color:var(--text-primary)}@media(max-width:1024px){.sidebar{width:260px;min-width:260px}.controls-panel{grid-template-columns:1fr}}@media(max-width:768px){.main-layout{flex-direction:column}.sidebar{width:100%;min-width:100%;max-height:300px;border-right:none;border-bottom:1px solid var(--border)}.content-area{padding:1.5rem}.navbar{padding:.75rem 1rem}}