*{box-sizing:border-box;margin:0;padding:0}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:#0f1221;color:#e8eaf2}.app,body{height:100vh}.app{display:grid;grid-template-columns:220px 1fr 300px}.sidebar{background:#161a30;padding:18px;overflow-y:auto;border-right:1px solid #242a47}.brand{font-weight:700;font-size:18px;margin-bottom:4px}.brand small{display:block;font-weight:400;margin-top:4px}.brand small,.sphere-title{font-size:11px;color:#8c93b8}.sphere-title{text-transform:uppercase;letter-spacing:1px;margin:22px 0 10px}.sphere{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:10px;margin-bottom:6px;font-size:14px}.sphere.active{background:#1f8b4c22;border:1px solid #1f8b4c;color:#6ee7a0;cursor:pointer}.sphere.sleeping{color:#5b6184}.dot{width:8px;height:8px;border-radius:50%}.dot.on{background:#2ecc71}.dot.off{background:#3a4060}.badge{margin-left:auto;font-size:10px;color:#5b6184}.center{display:flex;flex-direction:column;padding:18px}.header{margin-bottom:12px}.header h1{font-size:18px}.header p{font-size:12px;color:#8c93b8}.chat{flex:1 1;overflow-y:auto;display:flex;flex-direction:column;gap:12px;padding:8px 4px}.msg{max-width:78%;padding:12px 14px;border-radius:14px;font-size:14px;line-height:1.5;white-space:pre-wrap}.msg.user{align-self:flex-end;background:#2b3168}.msg.bot{align-self:flex-start;background:#1c2138;border:1px solid #2a3050}.msg.sys{align-self:center;font-size:12px;color:#8c93b8;background:transparent}.actions{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.chip{background:#1c2138;border:1px solid #2a3050;color:#c5cae6;padding:8px 12px;border-radius:999px;font-size:13px;cursor:pointer}.chip:hover{border-color:#4453a6}.composer{display:flex;gap:8px;margin-top:8px}.composer input{flex:1 1;padding:14px;border-radius:12px;border:1px solid #2a3050;background:#11152a;color:#e8eaf2;font-size:14px}.composer button{padding:0 20px;border-radius:12px;border:none;background:#1f8b4c;color:#fff;font-weight:600;cursor:pointer}.composer button:disabled{opacity:.5;cursor:default}.memory{background:#161a30;padding:18px;overflow-y:auto;border-left:1px solid #242a47}.memory h2{font-size:13px;text-transform:uppercase;letter-spacing:1px;color:#8c93b8;margin-bottom:12px}.mem-item{background:#11152a;border:1px solid #242a47;border-radius:10px;padding:10px;margin-bottom:8px;font-size:13px}.mem-item .k{font-size:10px;text-transform:uppercase;color:#6ee7a0;letter-spacing:.5px}.mem-empty{font-size:13px;color:#5b6184}