:root{--bg: #ffffff;--panel: #fafafa;--border: #e6e6e6;--text: #1a1a1a;--muted: #8a8a8a;--accent: #2176bc;--download: #2bb3d6;--green: #25c25e;--blue: #3b82f6;--red: #ef4444}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:-apple-system,SF Pro Text,system-ui,sans-serif;background:var(--bg);color:var(--text);font-size:14px}button{font-family:inherit;cursor:pointer}.app{display:grid;grid-template-columns:260px 1fr 300px;height:100vh}.col{height:100vh;overflow-y:auto}.sidebar{background:var(--panel);border-right:1px solid var(--border);padding:14px}.viz{background:var(--panel);border-left:1px solid var(--border);padding:14px;display:flex;flex-direction:column}.center{display:flex;flex-direction:column}.brand{font-weight:700;font-size:16px;margin-bottom:4px}.brand small{color:var(--muted);font-weight:400}.section-title{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin:18px 0 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7px}.agent-picker{display:flex;flex-wrap:wrap;gap:8px;padding:10px 18px;border-bottom:1px solid var(--border);align-items:center}.chip{display:flex;align-items:center;gap:6px;border:1px solid var(--border);border-radius:16px;padding:4px 10px;font-size:13px;background:#fff}.chip.sel{border-color:var(--accent);background:#eef5fb}.pattern-sel{margin-left:auto;display:flex;gap:6px;align-items:center;font-size:12px;color:var(--muted)}.pattern-sel select,.pattern-sel input{font-size:12px}.composer{border-top:1px solid var(--border);padding:12px 18px}.composer .box{border:1px solid var(--border);border-radius:12px;padding:8px 10px;display:flex;flex-direction:column;gap:8px;background:#fff}.composer textarea{border:none;outline:none;resize:none;font-family:inherit;font-size:14px;min-height:46px;max-height:200px}.attach-row{display:flex;flex-wrap:wrap;gap:6px}.attach-chip{display:inline-flex;align-items:center;gap:6px;font-size:12px;background:#eef5fb;border:1px solid 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var(--border);font-family:inherit;font-size:14px}.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}.primary{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:9px 16px;font-weight:600}.ghost{background:#fff;border:1px solid var(--border);border-radius:8px;padding:9px 16px}.list-item{display:flex;align-items:center;gap:10px;padding:8px;border:1px solid var(--border);border-radius:8px;margin:6px 0}.list-item .grow{flex:1}.del{color:var(--red);background:none;border:none}.muted{color:var(--muted)}.login-wrap{height:100vh;display:grid;place-items:center;background:var(--bg)}.login-card{width:360px;max-width:90vw;border:1px solid var(--border);border-radius:16px;padding:26px;box-shadow:0 4px 24px #0000000f}.login-card p{margin:6px 0 16px}.mobile-bar,.drawer-backdrop{display:none}.mb-title{font-weight:700;flex:1;text-align:center}@media(max-width:860px){.app{display:block;height:100vh;overflow:hidden}.mobile-bar{display:flex;align-items:center;gap:10px;position:sticky;top:0;z-index:30;background:#fff;border-bottom:1px solid var(--border);padding:8px 12px;height:48px}.center{height:calc(100vh - 48px)}.col{height:auto}.sidebar,.viz{position:fixed;top:0;bottom:0;width:82vw;max-width:320px;z-index:40;overflow-y:auto;transition:transform .25s ease}.sidebar{left:0;transform:translate(-100%)}.viz{right:0;transform:translate(100%)}.sidebar.open,.viz.open{transform:translate(0);box-shadow:0 0 40px #0003}.drawer-backdrop{display:block;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000059;z-index:35}.messages{padding:14px}.agent-picker{padding:8px 12px}.composer{padding:10px 12px}.composer textarea{font-size:16px}}.warn{background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;padding:8px 10px;border-radius:8px;font-size:12px;margin:8px 0}