.agent-shell{background:linear-gradient(135deg,#0f766e24,#e11d4814),#f5f7fb;min-height:100vh;padding:24px}.agent-frame{background:#fff;border:1px solid #d8dee8;border-radius:8px;grid-template-rows:auto auto 1fr auto auto;width:min(1080px,100%);min-height:calc(100vh - 48px);margin:0 auto;display:grid;overflow:hidden;box-shadow:0 20px 60px #1f29371f}.agent-header{color:#fff;background:#15171a;justify-content:space-between;align-items:center;gap:16px;padding:22px 24px;display:flex}.agent-brand,.agent-domain{color:#9ca3af;margin:0 0 6px;font-size:13px}.agent-header h1{letter-spacing:0;margin:0;font-size:clamp(22px,3vw,32px)}.agent-cta{color:#fff;background:#0f766e;border-radius:6px;flex:none;padding:10px 14px;text-decoration:none}.agent-intro{border-bottom:1px solid #e5e7eb;padding:18px 24px}.agent-intro p{color:#344054;max-width:820px;margin:0;line-height:1.7}.agent-messages{flex-direction:column;gap:12px;padding:24px;display:flex;overflow-y:auto}.agent-message{white-space:pre-wrap;border-radius:8px;max-width:min(720px,90%);padding:14px 16px;line-height:1.7}.agent-message p{margin:0}.agent-sources{gap:4px;margin:10px 0 0;padding:10px 0 0 18px;font-size:13px;display:grid}.agent-sources a{color:inherit;text-underline-offset:3px}.agent-fallback-note{color:#475569;background:#e2e8f0;border-radius:4px;margin-top:10px;padding:2px 6px;font-size:12px;display:inline-block}.agent-message--agent{color:#1f2937;background:#f1f5f9;border:1px solid #e2e8f0;align-self:flex-start}.agent-message--visitor{color:#fff;background:#0f766e;align-self:flex-end}.agent-error{color:#b42318;margin:0 24px 12px;font-size:14px}.agent-form{border-top:1px solid #e5e7eb;grid-template-columns:1fr auto;gap:12px;padding:18px 24px 24px;display:grid}.agent-form input{color:#15171a;background:#fff;border:1px solid #cbd5e1;border-radius:6px;outline:none;width:100%;min-width:0;padding:13px 14px}.agent-form input:focus{border-color:#0f766e;box-shadow:0 0 0 3px #0f766e24}.agent-form button{color:#fff;cursor:pointer;background:#15171a;border:0;border-radius:6px;min-width:84px;padding:13px 18px}.agent-form button:disabled{cursor:not-allowed;opacity:.5}@media (max-width:720px){.agent-shell{padding:0}.agent-frame{border:0;border-radius:0;min-height:100vh}.agent-header,.agent-form{padding-inline:16px}.agent-header{flex-direction:column;align-items:flex-start}.agent-intro,.agent-messages{padding-inline:16px}.agent-form{grid-template-columns:1fr}}