:root{--bg:#f3f6f9;--panel:#fff;--border:#e3e8ef;--text:#1a2333;--muted:#6b7686;--accent:#0b6bcb;--accent-strong:#0a5fb8;--success:#1a8a4d;--error:#c6362f;--code-bg:#0f172a;--code-text:#e2e8f0}*{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--bg);color:var(--text);margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.app{max-width:980px;margin:0 auto;padding:24px 20px 40px}.app-header{margin-bottom:20px}.brand{align-items:center;gap:14px;display:flex}.brand-mark{color:#fff;background:linear-gradient(135deg,#0b6bcb,#0ea5e9);border-radius:12px;justify-content:center;align-items:center;width:48px;height:48px;font-size:28px;display:inline-flex}.brand h1{margin:0;font-size:1.5rem;font-weight:700}.brand p{color:var(--muted);margin:4px 0 0;font-size:.9rem}.panel{background:var(--panel);border:1px solid var(--border);border-radius:14px;margin-bottom:18px;padding:20px;box-shadow:0 1px 2px #1018280a}.panel h2{margin:0 0 14px;font-size:1.05rem}.panel h3{margin:0 0 12px;font-size:.95rem}.grid-config{grid-template-columns:repeat(3,minmax(0,1fr));align-items:end;gap:14px;display:grid}.grid-fields{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px;display:grid}.field{flex-direction:column;gap:6px;display:flex}.field-checkbox{justify-content:flex-start}.field-checkbox input{align-self:flex-start;width:18px;height:18px;margin-top:2px;padding:0}.field-wide{grid-column:span 2}.field span{color:var(--muted);font-size:.8rem;font-weight:600}.field small{color:var(--muted);font-size:.75rem;line-height:1.4}.field input{border:1px solid var(--border);width:100%;color:var(--text);background:#fbfcfe;border-radius:8px;padding:9px 11px;font-size:.9rem}.field input:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:var(--accent)}.field input:disabled{opacity:.6}.field select{border:1px solid var(--border);width:100%;color:var(--text);background:#fbfcfe;border-radius:8px;padding:9px 11px;font-size:.9rem}.field select:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:var(--accent)}.field-range{gap:8px}.range-row{align-items:center;gap:12px;display:flex}.range-row input[type=range]{width:auto;accent-color:var(--accent);background:0 0;border:none;flex:auto;padding:0}.range-value{text-align:right;min-width:76px;color:var(--text);white-space:nowrap;font-size:.85rem;font-weight:600}.range-scale{color:var(--muted);justify-content:space-between;font-size:.72rem;display:flex}.unit{color:var(--muted);margin-left:4px;font-style:normal;font-weight:500}.tabs{border-bottom:1px solid var(--border);gap:8px;margin-bottom:18px;display:flex}.tab{appearance:none;color:var(--muted);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;padding:10px 14px;font-size:.92rem;font-weight:600}.tab-active{color:var(--accent);border-bottom-color:var(--accent)}.device-fields h3{margin-top:4px}.schema-note{color:var(--muted);margin:0 0 14px;font-size:.86rem;line-height:1.5}.send-row{flex-wrap:wrap;align-items:center;gap:16px;margin-bottom:18px;display:flex}.btn{appearance:none;border:1px solid var(--border);color:var(--text);cursor:pointer;background:#fff;border-radius:8px;padding:9px 16px;font-size:.9rem;font-weight:600}.btn:hover{background:#f4f7fb}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-strong)}.auto-toggle,.auto-interval{align-items:center;gap:7px;font-size:.9rem;font-weight:500;display:inline-flex}.auto-interval input{width:64px}.sent-count{color:var(--muted);font-size:.85rem}.preview{margin-bottom:18px}.preview-head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:8px;display:flex}.preview-meta{color:var(--muted);word-break:break-all;font-size:.78rem}.json{background:var(--code-bg);color:var(--code-text);white-space:pre;border-radius:10px;margin:0;padding:14px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.82rem;line-height:1.5;overflow-x:auto}.response .status-line{margin:0 0 8px}.status-success .status-line strong{color:var(--success)}.status-error .status-line strong{color:var(--error)}.status-time{color:var(--muted);font-size:.85rem}.response-body{margin-top:8px}.muted{color:var(--muted)}.app-footer{color:var(--muted);text-align:center;margin-top:8px;font-size:.8rem}@media (width<=720px){.grid-config{grid-template-columns:1fr 1fr}.field-wide{grid-column:span 2}}
