:root{font-family:Inter,system-ui,sans-serif;color:#202636;background:#f3f5f9}*{box-sizing:border-box}body{margin:0}main{width:100%;max-width:1800px;margin:auto;padding:28px 36px}header{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:20px}h1,h2{margin:0 0 8px}p{color:#637087}.panel{background:#fff;border:1px solid #dce1eb;border-radius:12px;padding:20px;margin-bottom:18px;box-shadow:0 2px 8px #18243a0a}.status{padding:6px 10px;border-radius:20px;background:#e8ebf1;font-size:13px}.status.ok{background:#dcf3e2;color:#176a32}.status.warning{background:#fff0cc;color:#805400}label{display:flex;flex-direction:column;gap:7px;margin-bottom:14px;font-size:13px;font-weight:650}input,select,textarea{font:inherit;padding:10px;border:1px solid #cdd4df;border-radius:8px}textarea{resize:vertical}button,a{display:inline-block;border:0;border-radius:8px;padding:9px 13px;background:#3156d3;color:#fff;font-weight:650;text-decoration:none;cursor:pointer}button.secondary{background:#e8ebf1;color:#202636}button:disabled{opacity:.5;cursor:not-allowed}pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#111827;color:#e6edf7;border-radius:8px;padding:14px;max-height:560px;overflow:auto;min-height:50px}#device-actions,.header-actions{display:flex;align-items:center;gap:10px}.header-actions form{margin:0}#device-actions{margin:12px 0}code{font-size:18px;font-weight:800;letter-spacing:.08em;background:#eef1f7;padding:8px;border-radius:6px}details{border-top:1px solid #e1e5ed;padding:10px 0}summary{cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:650}details p{white-space:pre-wrap}.tabs{display:flex;gap:6px;border-bottom:1px solid #cfd6e2;margin-bottom:18px}.tab{border-radius:8px 8px 0 0;background:transparent;color:#536075;padding:11px 18px}.tab.active{background:#3156d3;color:#fff}.tab-panel[hidden]{display:none}.login-page{min-height:100vh;display:grid;place-items:center}.login-shell{width:min(100%,430px);padding:20px}.login-card{margin:0}.login-card button{width:100%}.form-error{color:#a61b1b;background:#fde8e8;padding:10px;border-radius:8px}@media(max-width:700px){main{padding:14px}header{align-items:flex-start;flex-direction:column}#device-actions{align-items:flex-start;flex-direction:column}}