@charset "UTF-8";*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary-dark: #1a237e;--color-primary: #283593;--color-primary-light: #5c6bc0;--color-secondary: #00897b;--color-warning: #ff8f00;--color-error: #c62828;--color-success: #2e7d32;--color-text-primary: #212121;--color-text-secondary: #616161;--color-background: #fafafa;--color-card-bg: #ffffff;--color-border: #bdbdbd;--color-disabled: #9e9e9e;--font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;--font-size-base: 18px;--font-size-h1: 32px;--font-size-h2: 24px;--font-size-h3: 20px;--font-size-small: 16px;--font-size-button: 18px;--line-height-body: 1.6;--line-height-header: 1.3;--spacing-xs: 8px;--spacing-sm: 12px;--spacing-md: 24px;--spacing-lg: 32px;--spacing-xl: 48px;--min-tap-target: 44px;--border-radius-sm: 8px;--border-radius-md: 12px;--border-width: 2px;--shadow-card: 0 2px 4px rgba(0, 0, 0, .1);--shadow-focus: 0 0 0 3px rgba(40, 53, 147, .4);--transition-fast: .15s 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.3s;max-width:400px}.toast--visible{opacity:1;transform:translateY(0)}.toast__icon{flex-shrink:0;font-size:1.1rem;font-weight:700}.toast__text{flex:1}.toast__close{flex-shrink:0;background:none;border:none;font-size:1.2rem;cursor:pointer;opacity:.6;line-height:1;padding:0 .25rem}.toast__close:hover{opacity:1}.toast--success{background:#e8f5e9;color:#2e7d32;border:1px solid #a5d6a7}.toast--error{background:#ffebee;color:#c62828;border:1px solid #ef9a9a}.toast--warning{background:#fff3e0;color:#e65100;border:1px solid #ffcc80}.toast--info{background:#e3f2fd;color:#1565c0;border:1px solid #90caf9}@media(max-width:767px){.toast{max-width:95vw}}.typing-indicator,.loading-dots{display:flex;gap:4px;padding:var(--spacing-sm) 0}.typing-indicator span,.loading-dots span{width:8px;height:8px;background:var(--color-text-secondary);border-radius:50%;animation:typing 1.4s infinite ease-in-out}.typing-indicator span:nth-child(1),.loading-dots span:nth-child(1){animation-delay:0}.typing-indicator 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