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var(--border)}.chat-messages{flex:1;overflow-y:auto;padding:1rem 0;min-height:200px}.home-welcome{max-width:520px;margin:0 auto;padding:2rem 1rem 3rem;text-align:center}.home-welcome-title{margin:0 0 .5rem;font-size:1.75rem;font-weight:600;color:var(--text);letter-spacing:.02em}.home-welcome-title .brand{color:var(--accent)}.home-welcome-subtitle{margin:0 0 1.25rem;font-size:1rem;font-weight:500;color:var(--accent)}.home-welcome-text{margin:0 0 1.5rem;font-size:.9375rem;line-height:1.6;color:var(--text-muted)}.home-welcome-cta{margin:0;font-size:.875rem;color:var(--text-muted)}.chat-placeholder{color:var(--text-muted);font-size:.9375rem;text-align:center;padding:2rem 1rem}.chat-message{margin-bottom:1rem}.chat-message-role{display:block;font-size:.75rem;font-weight:500;color:var(--accent);margin-bottom:.25rem;font-family:var(--font-mono)}.chat-message--user .chat-message-role{color:var(--text-muted)}.chat-message--urgent{background:#b43c3c1f;border:1px solid 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