:root{--bg: #0f0f12;--panel: #1a1a1f;--border: #2a2a30;--text: #e8e8ea;--muted: #8b8b92;--accent: #ffd966;--accent2: #ff9f43;--danger: #ff6b6b;--ok: #51cf66}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,Apple SD Gothic Neo,Pretendard,Malgun Gothic,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}.app{display:flex;flex-direction:column;height:100%;max-width:960px;margin:0 auto;padding:16px}header.top{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border);margin-bottom:16px}header.top h1{font-size:22px;margin:0;font-weight:700}header.top .badge{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#000;font-size:10px;padding:3px 8px;border-radius:10px;font-weight:700;margin-left:8px}.tabs{display:flex;gap:4px;margin-bottom:12px}.tab{padding:8px 16px;background:var(--panel);border:1px solid var(--border);border-radius:8px 8px 0 0;cursor:pointer;color:var(--muted);font-weight:600}.tab.active{background:var(--bg);color:var(--text);border-bottom-color:var(--bg)}.config-panel{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:16px;margin-bottom:16px;display:grid;grid-template-columns:1fr 1fr auto;gap:8px;align-items:end}.config-panel label{display:block;font-size:11px;color:var(--muted);margin-bottom:4px;text-transform:uppercase;letter-spacing:.5px}.config-panel select,.config-panel input{width:100%;padding:8px;background:var(--bg);border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:13px}.config-panel select:focus,.config-panel input:focus{outline:none;border-color:var(--accent)}.config-status{font-size:11px;padding:6px 10px;border-radius:6px}.config-status.ok{background:#51cf661a;color:var(--ok)}.config-status.err{background:#ff6b6b1a;color:var(--danger)}.chat{flex:1;display:flex;flex-direction:column;min-height:0}.messages{flex:1;overflow-y:auto;padding:12px;background:var(--panel);border:1px solid var(--border);border-radius:8px;margin-bottom:12px}.msg{padding:10px 14px;margin-bottom:8px;border-radius:12px;max-width:85%;white-space:pre-wrap;word-break:break-word}.msg.user{background:var(--accent);color:#000;margin-left:auto;font-weight:500}.msg.assistant{background:var(--bg);border:1px solid var(--border)}.msg.system{background:#ff9f431a;color:var(--accent2);font-size:12px;font-style:italic}.input-row{display:flex;gap:8px}.input-row textarea{flex:1;padding:10px;background:var(--panel);border:1px solid var(--border);border-radius:8px;color:var(--text);resize:none;font-family:inherit;font-size:14px;min-height:44px;max-height:160px}.input-row textarea:focus{outline:none;border-color:var(--accent)}.input-row button{padding:0 20px;background:var(--accent);color:#000;border:none;border-radius:8px;font-weight:700;cursor:pointer}.input-row button:disabled{background:var(--border);color:var(--muted);cursor:not-allowed}.admin-panel{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:16px}.admin-panel h3{margin-top:0}.admin-panel .doc-list{margin-top:12px;max-height:200px;overflow-y:auto;border-top:1px solid var(--border);padding-top:8px}.admin-panel .doc-item{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px solid var(--border);font-size:12px}.qr-section{display:flex;gap:16px;align-items:center;background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:16px;margin-bottom:16px}.qr-section img{width:160px;height:160px;background:#fff;padding:8px;border-radius:8px}.qr-section code{background:var(--bg);padding:4px 8px;border-radius:4px;font-size:13px;-webkit-user-select:all;user-select:all}button.secondary{background:var(--bg);border:1px solid var(--border);color:var(--text);padding:8px 14px;border-radius:6px;cursor:pointer;font-weight:600}button.secondary:hover{border-color:var(--accent)}.text-muted{color:var(--muted);font-size:12px}