:root{--bg:#f5f7fb;--card:#fff;--text:#0f172a;--muted:#64748b;--line:#e2e8f0;--blue:#2563eb;--green:#16a34a;--red:#dc2626;--shadow:0 10px 30px rgba(15,23,42,.07)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Segoe UI,Noto Sans Bengali,Arial,sans-serif}.top{height:76px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:20}.top h1{font-size:24px;margin:0;font-weight:900}.top p{margin:2px 0 0;color:var(--muted)}.top-actions{display:flex;align-items:center;gap:10px}.badge{display:inline-block;border-radius:999px;padding:8px 13px;font-weight:900;font-size:13px}.ready{background:#dcfce7;color:#166534}button{border:0;border-radius:12px;padding:10px 13px;background:#e2e8f0;color:#0f172a;font-weight:800;cursor:pointer;min-height:38px}button:hover{filter:brightness(.96)}button.primary{background:var(--blue);color:#fff}button.danger,.danger{background:var(--red)!important;color:#fff!important}.select-bar{display:grid;grid-template-columns:1.5fr 1fr .8fr 1fr 1fr;gap:12px;align-items:end;padding:16px 24px;background:#eef4ff;border-bottom:1px solid #dbeafe}label{font-size:12px;font-weight:900;color:#475569;text-transform:uppercase;letter-spacing:.03em}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:10px 12px;background:#fff;color:#0f172a;font:inherit;outline:none;margin-top:6px}.layout{display:grid;grid-template-columns:minmax(760px,1fr) 430px;gap:18px;padding:18px 24px}.card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:16px;box-shadow:var(--shadow);margin-bottom:16px}.card h2{font-size:18px;margin:0 0 14px;font-weight:900}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.button-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:10px}.command-line{display:grid;grid-template-columns:150px 1fr 140px;gap:10px;align-items:end}.right{position:sticky;top:94px;height:calc(100vh - 110px);overflow:auto}.log-card{background:#0b1120;color:#e5e7eb}.log-card h2{color:#fff}#liveLog{background:#050b14;color:#bbf7d0;border:1px solid #1e293b;border-radius:14px;min-height:360px;max-height:470px;overflow:auto;padding:12px;font:13px Consolas,monospace;white-space:pre-wrap}.send-box{display:grid;grid-template-columns:1fr 80px;gap:8px;margin-top:10px}.send-box input{background:#111827;color:#e5e7eb;border-color:#334155}.log-tools{display:flex;gap:8px;margin-top:10px}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:8px;border-bottom:1px solid var(--line)}th{color:var(--muted);font-weight:900}.status-pending{background:#fef3c7;color:#92400e}.status-running{background:#dbeafe;color:#1e40af}.status-done{background:#dcfce7;color:#166534}.status-failed{background:#fee2e2;color:#991b1b}.status-stopped{background:#e2e8f0;color:#334155}.notes-card textarea{min-height:90px}.note-item{border:1px solid var(--line);border-radius:12px;padding:10px;margin-top:10px;background:#fff}.firmware-card{min-height:260px}.device-workspace{border-top:4px solid var(--blue)}@media(max-width:1180px){.layout{grid-template-columns:1fr}.right{position:relative;top:0;height:auto}.select-bar{grid-template-columns:1fr 1fr}.grid-4,.button-grid,.command-line{grid-template-columns:1fr 1fr}}@media(max-width:640px){.top{height:auto;align-items:flex-start;gap:10px;padding:14px;flex-direction:column}.select-bar,.grid-4,.button-grid,.command-line{grid-template-columns:1fr}.layout{padding:12px}}