:root{--navy:#14243d;--muted:#718098;--line:#e5eaf0;--bg:#f6f8fb;--teal:#108b80;--teal-soft:#e8f7f4;--orange:#d77b16;--purple:#7766c7;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--navy)}button,input,select{font:inherit}button{cursor:pointer}.admin-shell{min-height:100vh;display:flex}.sidebar{width:240px;flex:0 0 240px;background:#fff;border-right:1px solid var(--line);padding:26px 17px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:850;letter-spacing:-.04em;padding:0 13px 42px}.brand-mark{width:31px;height:31px;display:grid;place-items:center;background:var(--teal);color:#fff;border-radius:10px}.nav-label{font-size:10px;font-weight:800;letter-spacing:.14em;color:#a0abbb;padding:0 14px;margin:0 0 12px}.sidebar nav{display:grid;gap:5px}.sidebar nav a{display:flex;align-items:center;gap:13px;color:var(--muted);text-decoration:none;padding:12px 14px;border-radius:11px;font-size:14px}.sidebar nav a.active{background:var(--teal-soft);color:var(--teal);font-weight:750}.sidebar nav a b{margin-left:auto;font-size:11px;background:#edf1f5;padding:2px 7px;border-radius:10px;color:var(--muted)}.sidebar-footer{margin-top:auto;border-top:1px solid var(--line);padding:18px 8px 0;display:flex;align-items:center;gap:9px}.avatar{display:grid;place-items:center;width:33px;height:33px;border-radius:50%;background:#dff3ef;color:var(--teal);font-size:11px;font-weight:800}.sidebar-footer strong,.sidebar-footer small{display:block}.sidebar-footer strong{font-size:12px}.sidebar-footer small{color:var(--muted);font-size:10px;margin-top:3px}.sidebar-footer button{margin-left:auto;background:none;border:0;color:var(--muted)}.content{max-width:1400px;width:100%;margin:auto;padding:38px 48px}.topbar{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:30px}.breadcrumb{font-size:12px;color:var(--muted);margin:0 0 12px}.topbar h1{font-size:30px;letter-spacing:-.04em;margin:0 0 7px}.subtitle{margin:0;color:var(--muted);font-size:14px}.top-actions{display:flex;align-items:center;gap:17px}.server-status{font-size:12px;color:var(--teal);font-weight:700;white-space:nowrap}.server-status i{width:7px;height:7px;background:#20ae8b;display:inline-block;border-radius:50%;margin-right:6px}.primary,.secondary{border:0;border-radius:9px;padding:11px 16px;font-size:13px;font-weight:750}.primary{background:var(--teal);color:#fff;box-shadow:0 4px 8px rgba(16,139,128,.16)}.secondary{background:#fff;border:1px solid #d8e0e8;color:var(--navy)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}.stats article{background:#fff;border:1px solid var(--line);border-radius:13px;padding:19px;display:flex;align-items:center;gap:14px}.stat-icon{width:39px;height:39px;display:grid;place-items:center;border-radius:11px;font-weight:800}.stat-icon.teal{background:#e3f6f3;color:var(--teal)}.stat-icon.green{background:#eaf8ef;color:#1b9b58}.stat-icon.purple{background:#f0edff;color:var(--purple)}.stat-icon.orange{background:#fff3df;color:var(--orange)}.stats small,.stats strong{display:block}.stats small{font-size:12px;color:var(--muted);margin-bottom:6px}.stats strong{font-size:23px;letter-spacing:-.04em}.panel{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:20px;overflow:hidden}.panel-head{display:flex;justify-content:space-between;align-items:center;padding:22px 23px 18px}.panel h2{font-size:17px;margin:0 0 6px;letter-spacing:-.025em}.panel-head p,.quick-panel p{font-size:12px;color:var(--muted);margin:0}.toolbar{display:flex;gap:9px;align-items:center}.search{display:flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:8px;padding:8px 10px;color:var(--muted);font-size:18px}.search input{border:0;outline:0;width:160px;font-size:12px}.toolbar select{border:1px solid var(--line);background:#fff;border-radius:8px;padding:9px 10px;color:var(--muted);font-size:12px}.icon-button{border:1px solid var(--line);background:#fff;border-radius:8px;width:34px;height:34px;color:var(--muted);font-size:18px}.table-wrap{overflow-x:auto}.table-wrap table{border-collapse:collapse;width:100%;min-width:780px}.table-wrap th{background:#fafbfd;color:#96a0ae;font-size:10px;text-transform:uppercase;letter-spacing:.08em;text-align:left;padding:12px 23px;font-weight:800}.table-wrap td{padding:16px 23px;border-top:1px solid #eff2f5;font-size:13px;color:var(--muted)}.sensor-name{display:flex;align-items:center;gap:11px;color:var(--navy);font-weight:750}.sensor-chip{width:34px;height:34px;border-radius:9px;background:#e9f7f5;color:var(--teal);display:grid;place-items:center}.sensor-id{display:block;color:var(--muted);font-size:10px;font-weight:500;margin-top:4px}.badge{display:inline-flex;align-items:center;gap:5px;border-radius:99px;padding:5px 9px;font-size:10px;font-weight:750}.badge:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}.badge.paired{background:#e9f8f1;color:#188f55}.badge.ready{background:#fff5df;color:#c47a13}.badge.off{background:#f0f2f5;color:#7c8794}.power-toggle{display:flex;align-items:center;gap:8px;border:0;background:none;color:var(--muted);font-size:11px;font-weight:700}.toggle{width:32px;height:18px;border-radius:99px;background:#cbd4df;position:relative}.toggle:after{content:"";position:absolute;width:14px;height:14px;left:2px;top:2px;background:#fff;border-radius:50%;transition:.2s}.power-toggle.on{color:var(--teal)}.power-toggle.on .toggle{background:var(--teal)}.power-toggle.on .toggle:after{left:16px}.signal{color:var(--teal);font-weight:700}.actions{display:flex;gap:7px;justify-content:flex-end}.row-action{background:#fff;border:1px solid var(--line);border-radius:7px;padding:7px 9px;color:var(--muted);font-size:11px;font-weight:700}.row-action:hover{border-color:#a8d8d2;color:var(--teal)}.empty{text-align:center!important;padding:34px!important}.quick-panel{display:flex;align-items:center;justify-content:space-between;padding:21px 23px}.quick-panel h2{margin-bottom:4px}.modal-backdrop{display:none;position:fixed;inset:0;background:rgba(13,28,45,.35);align-items:center;justify-content:center;padding:20px}.modal-backdrop.open{display:flex}.modal{background:#fff;border-radius:16px;width:min(100%,430px);padding:28px;position:relative;box-shadow:0 20px 60px rgba(13,28,45,.18)}.modal h2{font-size:22px;margin:0 0 8px}.modal .eyebrow{font-size:10px;color:var(--teal);font-weight:800;letter-spacing:.12em;margin:0 0 7px}.modal-copy{font-size:13px;color:var(--muted);margin:0 0 22px}.close{position:absolute;right:18px;top:15px;border:0;background:none;font-size:23px;color:var(--muted)}form label{display:block;color:var(--navy);font-size:12px;font-weight:750;margin-bottom:16px}form input{display:block;width:100%;border:1px solid #dbe3eb;border-radius:8px;padding:11px;margin-top:7px;outline:0;font-size:13px}form input:focus{border-color:var(--teal)}.optional{font-weight:400;color:var(--muted)}.form-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:22px}.toast{position:fixed;right:24px;bottom:24px;background:#102138;color:#fff;padding:12px 16px;border-radius:9px;font-size:12px;opacity:0;transform:translateY(8px);transition:.2s}.toast.show{opacity:1;transform:none}@media(max-width:900px){.sidebar{width:72px;flex-basis:72px;padding:22px 10px}.brand{padding:0 10px 42px}.brand span:last-child,.nav-label,.sidebar nav a span,.sidebar nav a b,.sidebar-footer div,.sidebar-footer button{display:none}.sidebar nav a{justify-content:center;padding:13px}.sidebar-footer{justify-content:center}.content{padding:28px 24px}.stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:650px){.content{padding:22px 15px}.topbar{display:block}.top-actions{margin-top:17px;justify-content:space-between}.panel-head{display:block}.toolbar{margin-top:16px;flex-wrap:wrap}.stats{gap:10px}.stats article{padding:14px}.stats strong{font-size:20px}.quick-panel{display:block}.quick-panel button{margin-top:15px}}