:root{font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,Segoe UI,Roboto,Noto Sans KR,Arial,sans-serif;font-size:16px;font-weight:400;line-height:1.5}*{box-sizing:border-box}html,body,#root{width:100%;min-height:100vh;margin:0}.travel-app{color:#1f2937;background:#f7f7f8;flex-direction:column;min-height:100vh;display:flex}.app-header{width:100%;max-width:1120px;margin:0 auto;padding:24px 20px 12px}.eyebrow{letter-spacing:.05em;color:#4f46e5;margin:0;font-size:12px;font-weight:700}.app-header h1{color:#111827;margin:8px 0 6px;font-size:clamp(24px,3vw,32px);line-height:1.25}.subtitle{color:#6b7280;margin:0;font-size:14px}.chat-layout{box-sizing:border-box;grid-template-columns:250px 1fr;gap:14px;width:100%;max-width:1120px;margin:0 auto;padding:0 20px 24px;display:grid}.filter-sidebar{background:#fff;border:1px solid #e5e7eb;border-radius:18px;height:fit-content;padding:14px;position:sticky;top:16px;box-shadow:0 10px 30px #1118270a}.sidebar-title{color:#111827;margin:0 0 12px;font-size:14px}.filter-sidebar fieldset{border:0;margin:0;padding:0}.filter-sidebar fieldset+fieldset{margin-top:14px}.filter-sidebar legend{color:#6b7280;margin-bottom:8px;font-size:12px;font-weight:700;display:block}.chat-panel{background:#fff;border:1px solid #e5e7eb;border-radius:18px;flex-direction:column;min-height:calc(100vh - 170px);display:flex;overflow:hidden;box-shadow:0 10px 30px #1118270f}.messages{background:#fff;flex-direction:column;flex:1;gap:16px;padding:20px;display:flex;overflow-y:auto}.message{width:100%;line-height:1.6}.message-user,.message-assistant{border-radius:14px;max-width:820px;padding:14px 16px}.message-user{background:#f3f4f6;border:1px solid #e5e7eb;align-self:flex-end}.message-assistant{background:#fff;border:1px solid #eceff3;align-self:flex-start}.message p{white-space:pre-wrap;margin:0}.message-meta{color:#6b7280;align-items:center;gap:8px;margin-bottom:8px;font-size:12px;font-weight:600;display:flex}.meta-chip{color:#4b5563;background:#f9fafb;border:1px solid #d1d5db;border-radius:999px;padding:2px 8px;font-size:11px}.loading{color:#4b5563;margin:0;font-size:14px}.prompt-form{background:#fff;border-top:1px solid #e5e7eb;flex-direction:column;gap:8px;padding:10px 12px;display:flex}.prompt-form label{color:#6b7280;margin-bottom:8px;font-size:12px;font-weight:700;display:block}.category-group{flex-wrap:wrap;gap:8px;display:flex}.category{color:#374151;cursor:pointer;background:#fff;border:1px solid #d1d5db;border-radius:999px;padding:8px 12px;font-size:13px}.category:hover{background:#f9fafb;border-color:#9ca3af}.category.active{color:#fff;background:#111827;border-color:#111827}.prompt-form textarea{resize:vertical;box-sizing:border-box;border:1px solid #d1d5db;border-radius:12px;width:100%;min-height:52px;max-height:88px;padding:10px 46px 10px 12px;font-size:15px;line-height:1.5}.prompt-shell{position:relative}.prompt-form textarea:focus{border-color:#6366f1;outline:2px solid #c7d2fe}.quick-prompts{flex-wrap:wrap;gap:8px;display:flex}.city-group{margin-bottom:8px}.city-input{color:#1f2937;border:1px solid #d1d5db;border-radius:10px;width:100%;padding:10px 12px;font-size:14px}.city-input:focus{border-color:#6366f1;outline:2px solid #c7d2fe}.quick-prompts button{color:#374151;cursor:pointer;text-align:left;background:#f9fafb;border:1px solid #e5e7eb;border-radius:999px;padding:7px 10px;font-size:12px}.sidebar-prompts{flex-direction:column;gap:6px;display:flex}.sidebar-prompts button{white-space:normal;border-radius:10px;font-size:12px;line-height:1.35}.quick-prompts button:hover{background:#f3f4f6}.prompt-submit{color:#fff;cursor:pointer;background:#111827;border:0;border-radius:999px;justify-content:center;align-items:center;width:28px;height:28px;font-size:14px;font-weight:700;transition:opacity .18s,transform .18s,background-color .18s;display:inline-flex;position:absolute;bottom:8px;right:8px}.submit-icon-svg{stroke:currentColor;stroke-width:1.8px;fill:none;stroke-linecap:round;stroke-linejoin:round;width:17px;height:17px}.submit-loading{border:2px solid #ffffff59;border-top-color:#fff;border-radius:999px;width:12px;height:12px;animation:.8s linear infinite spin}.prompt-submit:hover{background:#0b1220;transform:translateY(-1px)}.prompt-submit:disabled{opacity:.45;cursor:not-allowed}@keyframes spin{to{transform:rotate(360deg)}}.result-card{background:#fafafa;border:1px solid #e5e7eb;border-radius:12px;margin-top:12px;padding:12px}.result-card h2{color:#111827;margin:0;font-size:15px}.result-destination{color:#374151;margin:6px 0 0;font-size:13px;font-weight:600}.result-card h3{color:#4b5563;margin:12px 0 6px;font-size:13px}.result-card ul{margin:0;padding-left:18px}.result-card li{color:#1f2937;margin:4px 0;font-size:14px}.result-meta{color:#6b7280;margin:10px 0 0;font-size:12px}.error-card{background:#fff7f7;border:1px solid #fecaca;border-radius:12px;margin-top:12px;padding:12px}.error-card h2{color:#991b1b;margin:0;font-size:15px}.error-card p{color:#7f1d1d;margin:8px 0 0;font-size:14px}.error-card ul{margin:8px 0 0;padding-left:18px}.error-card li{color:#7f1d1d;margin:4px 0;font-size:13px}@media (width<=768px){.app-header{padding:16px 12px 8px}.chat-layout{grid-template-columns:1fr;padding:0 12px 16px}.filter-sidebar{border-radius:14px;position:static}.chat-panel{border-radius:14px;min-height:calc(100vh - 130px)}.messages{padding:14px}.prompt-form{padding:12px}.prompt-submit{width:30px;height:30px;bottom:7px;right:7px}}