:root{--color-primary: #6366f1;--color-primary-dark: #4f46e5;--color-secondary: #8b5cf6;--color-success: #10b981;--color-warning: #f59e0b;--color-danger: #ef4444;--bg-primary: #0a0a0a;--bg-secondary: #1a1a1a;--bg-tertiary: #2a2a2a;--text-primary: #ffffff;--text-secondary: #a0a0a0;--text-muted: #606060;--border-color: #333333;--border-radius: 12px;--spacing-md: 16px;--spacing-lg: 24px;--transition-normal: .25s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6}.voice-assistant{display:flex;flex-direction:column;height:100vh}.app-header{background:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:var(--spacing-md)}.header-content{display:flex;justify-content:space-between;align-items:center;gap:var(--spacing-md);flex-wrap:wrap}.header-content h1{font-size:1.5rem;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.header-controls{display:flex;gap:8px;align-items:center}.status-indicator{display:flex;align-items:center;gap:4px;padding:4px 8px;border-radius:8px;font-size:.75rem;font-weight:600;text-transform:uppercase}.status-dot{width:8px;height:8px;border-radius:50%}.status-indicator.connected .status-dot{background:var(--color-success);animation:pulse 2s infinite}.status-indicator.disconnected .status-dot{background:var(--text-muted)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.app-main{flex:1;display:flex;flex-direction:column;overflow:hidden}.messages-container{flex:1;overflow-y:auto;padding:var(--spacing-lg)}.message{margin-bottom:var(--spacing-lg);animation:slideIn .3s ease}@keyframes slideIn{0%{opacity:0;transform:translateY(10px)}}.message-content{padding:var(--spacing-md);border-radius:var(--border-radius);max-width:85%;word-wrap:break-word}.message-user .message-content{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));margin-left:auto}.message-assistant .message-content{background:var(--bg-tertiary)}.message-meta{display:flex;justify-content:space-between;margin-top:4px;padding:0 8px;font-size:.75rem;color:var(--text-muted)}.input-form{padding:var(--spacing-md);background:var(--bg-secondary);border-top:1px solid var(--border-color)}.input-container{display:flex;gap:8px}.message-input{flex:1;padding:var(--spacing-md);background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius);color:var(--text-primary);font-size:1rem}.message-input:focus{outline:none;border-color:var(--color-primary)}.btn{padding:8px 16px;border:none;border-radius:8px;font-size:.875rem;font-weight:600;cursor:pointer;transition:var(--transition-normal)}.btn-primary{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:#fff}.btn-primary:hover:not(:disabled){transform:translateY(-1px)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary)}.btn-danger{background:var(--color-danger);color:#fff}.btn-icon{padding:8px;min-width:40px;height:40px}.btn:disabled{opacity:.5;cursor:not-allowed}.login-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:var(--spacing-md)}.login-container{width:100%;max-width:400px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:32px}.login-header{text-align:center;margin-bottom:32px}.login-form{display:flex;flex-direction:column;gap:var(--spacing-md)}.form-group{display:flex;flex-direction:column;gap:4px}.form-group label{font-size:.875rem;font-weight:600;color:var(--text-secondary)}.form-group input{padding:var(--spacing-md);background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:8px;color:var(--text-primary);font-size:1rem}.form-group input:focus{outline:none;border-color:var(--color-primary)}.btn-block{width:100%}.cost-dashboard{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000f2;z-index:1000;overflow-y:auto}.dashboard-header{position:sticky;top:0;background:var(--bg-secondary);padding:var(--spacing-lg);border-bottom:1px solid var(--border-color)}.dashboard-content{padding:var(--spacing-lg)}.dashboard-section{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:var(--spacing-lg);margin-bottom:var(--spacing-lg)}.budget-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:var(--spacing-md)}.budget-card{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:var(--spacing-md);text-align:center}.budget-bar{height:8px;background:var(--bg-primary);border-radius:4px;overflow:hidden;margin:8px 0}.budget-bar-fill{height:100%;transition:width var(--transition-normal)}.btn-close{position:absolute;top:var(--spacing-md);right:var(--spacing-md);font-size:1.5rem;background:transparent;color:var(--text-secondary);padding:4px;cursor:pointer;border:none}.welcome-message{text-align:center;padding:32px;color:var(--text-secondary)}.error-message{padding:var(--spacing-md);background:#ef44441a;border:1px solid var(--color-danger);border-radius:8px;color:var(--color-danger);font-size:.875rem}.stats-table table{width:100%;border-collapse:collapse}.stats-table th,.stats-table td{padding:var(--spacing-md);text-align:left;border-bottom:1px solid var(--border-color)}.projections,.stats-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:var(--spacing-md)}.projection-item,.stat-item{text-align:center;padding:var(--spacing-md);background:var(--bg-tertiary);border-radius:8px}@media (max-width: 768px){.message-content{max-width:90%}.budget-cards,.stats-summary{grid-template-columns:1fr}}