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h2{font-size:1.75rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem}.auth-form-header p{font-size:.9375rem;color:var(--text-secondary)}.auth-form-body{display:flex;flex-direction:column;gap:1.25rem}.error-message{background:#fef2f2;color:var(--danger);padding:12px 14px;border-radius:10px;font-size:.8125rem;border:1px solid #fecaca}.form-field{display:flex;flex-direction:column;gap:6px}.form-field label{font-size:.8125rem;font-weight:600;color:var(--text-primary)}.optional{font-weight:400;color:var(--text-muted)}.form-field input{padding:12px 14px;border:1px solid var(--input-border);border-radius:10px;font-size:.9375rem;font-family:inherit;transition:all .2s;background:#fff}.form-field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #10a37f1a}.form-field input::placeholder{color:var(--text-muted)}.form-field textarea{padding:12px 14px;border:1px solid var(--input-border);border-radius:10px;font-size:.9375rem;font-family:inherit;transition:all 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768px){.sidebar{position:fixed;left:0;top:0;bottom:0;z-index:100}.sidebar.collapsed{width:0}.suggestions{grid-template-columns:1fr}.message-inner{padding:0 16px}.input-area{padding:12px 16px 16px}.tools-panel{width:100%}}