*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #3b82f6;--primary-dark: #2563eb;--bg: #0f172a;--card-bg: #1e293b;--text: #f1f5f9;--text-secondary: #94a3b8;--border: #334155;--shadow: 0 4px 6px rgba(0, 0, 0, .3);--accent: #22d3ee}body{font-family:Noto Sans KR,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}.chat-container{max-width:800px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column}.header{padding:24px 20px;background:linear-gradient(135deg,#1e293b,#0f172a);border-bottom:1px solid var(--border);text-align:center}.header h1{font-size:24px;font-weight:700;color:var(--text);margin-bottom:4px;background:linear-gradient(90deg,#3b82f6,#22d3ee);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.header p{font-size:14px;color:var(--text-secondary)}.messages{flex:1;padding:20px;overflow-y:auto}.message{margin-bottom:20px}.message.bot{padding:20px;background:var(--card-bg);border-radius:16px;box-shadow:var(--shadow);border:1px solid var(--border)}.message.user{display:flex;justify-content:flex-end}.message.user .bubble{background:var(--primary);color:#fff;padding:12px 16px;border-radius:12px;max-width:80%}.article-card{padding:16px 0;border-bottom:1px solid var(--border)}.article-card:last-child{border-bottom:none}.article-rank{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 100%);color:#fff;border-radius:8px;font-size:12px;font-weight:700;margin-right:12px}.article-title{font-size:16px;font-weight:500;color:var(--text);text-decoration:none;display:inline;transition:color .2s}.article-title:hover{color:var(--accent)}.article-summary{margin-top:10px;font-size:14px;color:var(--text-secondary);line-height:1.7}.article-meta{margin-top:10px;font-size:12px;color:var(--text-secondary)}.article-meta .region{display:inline-block;padding:3px 10px;background:#3b82f633;color:var(--primary);border-radius:6px;margin-right:8px;font-weight:500}.quick-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}.quick-btn{padding:8px 16px;background:#3b82f61a;border:1px solid var(--border);border-radius:20px;font-size:14px;color:var(--text);cursor:pointer;transition:all .2s}.quick-btn:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-1px)}.loading{display:flex;align-items:center;gap:12px;color:var(--text-secondary);padding:20px;background:var(--card-bg);border-radius:12px}.loading-dots{display:flex;gap:6px}.loading-dots span{width:10px;height:10px;background:var(--accent);border-radius:50%;animation:bounce 1.4s infinite both}.loading-dots span:nth-child(1){animation-delay:0s}.loading-dots span:nth-child(2){animation-delay:.2s}.loading-dots span:nth-child(3){animation-delay:.4s}@keyframes bounce{0%,80%,to{transform:scale(0)}40%{transform:scale(1)}}.more-articles{margin-top:24px;padding:20px;background:#3b82f61a;border:1px solid var(--border);border-radius:12px;text-align:center}.more-btn{padding:14px 28px;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;border:none;border-radius:10px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s}.more-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #3b82f666}.all-articles{padding:20px;background:var(--card-bg);border-radius:16px;margin-top:16px}.all-articles h3{font-size:18px;margin-bottom:16px;color:var(--text)}.pagination{display:flex;justify-content:center;align-items:center;gap:12px;margin-top:20px}.pagination button{padding:10px 18px;border:1px solid var(--border);background:var(--card-bg);color:var(--text);border-radius:8px;cursor:pointer;transition:all .2s}.pagination button:hover:not(:disabled){background:var(--primary);border-color:var(--primary)}.pagination button:disabled{opacity:.4;cursor:not-allowed}.pagination button.active{background:var(--primary);color:#fff;border-color:var(--primary)}.error{padding:20px;background:#ef44441a;border:1px solid rgba(239,68,68,.3);border-radius:12px;color:#f87171;text-align:center}.error button{margin-top:12px;padding:8px 16px;background:transparent;border:1px solid #f87171;color:#f87171;border-radius:6px;cursor:pointer}.error button:hover{background:#ef444433}@media (max-width: 640px){.header h1{font-size:20px}.quick-actions{justify-content:center}.article-title{font-size:15px}.message.bot{padding:16px}}