.chat-interface{display:flex;flex-direction:column;height:100%;background:#fff}.chat-messages{flex:1;overflow-y:auto;padding:20px 20px 8px;display:flex;flex-direction:column;gap:12px;scroll-behavior:smooth}.chat-bubble{max-width:78%;border-radius:var(--radius, 10px);padding:10px 14px;word-break:break-word}.chat-bubble--user{align-self:flex-end;background:var(--uhc-blue, #004BA0);color:#fff}.chat-bubble--assistant{align-self:flex-start;background:var(--bg-chat, #f0f4f9);color:#222}.chat-bubble--error{background:#fff3f3;color:#c62828}.chat-message-block{align-self:stretch;width:100%}.chat-bubble__role{display:block;font-size:11px;font-weight:700;opacity:.65;margin-bottom:4px}.chat-bubble__text{margin:0;font-size:14px;line-height:1.6}.chat-typing{margin:0;font-size:20px;letter-spacing:6px;opacity:.5;animation:pulse 1.2s infinite}@keyframes pulse{0%,to{opacity:.3}50%{opacity:.8}}.chat-chips{display:flex;gap:8px;padding:0 16px 14px;flex-wrap:wrap}.chat-chip{padding:8px 16px;border-radius:20px;border:1.5px solid var(--uhc-blue, #004BA0);background:#eef3fc;color:var(--uhc-blue, #004BA0);font-weight:600;font-size:13px;cursor:pointer;transition:background .15s,color .15s}.chat-chip:hover{background:var(--uhc-blue, #004BA0);color:#fff}.chat-input-row{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--border, #dde3ed);background:#fff}.chat-input{flex:1;padding:10px 14px;border-radius:var(--radius, 10px);border:1px solid #ccc;font-size:14px;outline:none;transition:border-color .15s}.chat-input:focus{border-color:var(--uhc-blue, #004BA0)}.chat-send-btn{padding:10px 20px;background:var(--uhc-blue, #004BA0);color:#fff;border:none;border-radius:var(--radius, 10px);cursor:pointer;font-weight:600;font-size:14px;transition:opacity .15s}.chat-send-btn:disabled{opacity:.45;cursor:not-allowed}.chat-complete-bar{display:flex;align-items:center;justify-content:center;gap:12px;padding:12px 20px;background:#e8f5e9;color:var(--uhc-green, #2e7d32);font-weight:700;border-top:1px solid #c8e6c9;font-size:15px}.chat-edit-btn{padding:5px 16px;background:#fff;color:#004ba0;border:1.5px solid #004BA0;border-radius:8px;font-size:13px;font-weight:600;cursor:pointer;transition:background .15s}.chat-edit-btn:hover{background:#e8f0fe}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:Segoe UI,Arial,sans-serif;background:#f4f6fa;color:#222;min-height:100vh}@keyframes spin{to{transform:rotate(360deg)}}:root{--uhc-blue: #004BA0;--uhc-blue-lt: #0070d4;--uhc-green: #2e7d32;--border: #dde3ed;--bg-chat: #f0f4f9;--radius: 10px}button:focus-visible,input:focus-visible{outline:2px solid var(--uhc-blue);outline-offset:2px}