:root{
  color-scheme:dark;
  --bg:#071019;--bg2:#09141e;--panel:#0d1720;--panel2:#101f2b;
  --line:#243747;--line2:#31506a;--blue:#00b7ff;--blue2:#087cff;
  --text:#f4f7fa;--muted:#98a8b7;--green:#22d755;--amber:#ffb000;
  --red:#ff5a5a;--shadow:0 12px 32px rgba(0,0,0,.24);
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:linear-gradient(180deg,#06101a 0%,#071019 55%,#08121b 100%);color:var(--text);font-family:Inter,Segoe UI,Arial,sans-serif}
a{color:inherit}
.shell{max-width:1280px;margin:0 auto;padding:24px}
.topbar{position:sticky;top:0;z-index:20;background:rgba(7,16,25,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.topbar-inner{max-width:1280px;margin:auto;padding:14px 24px;display:flex;align-items:center;gap:18px}
.brand{font-weight:900;letter-spacing:2px;font-size:20px;color:#fff;text-decoration:none}.brand span{color:var(--blue)}
.nav{display:flex;gap:7px;flex-wrap:wrap}.nav a{color:var(--muted);text-decoration:none;padding:9px 12px;border-radius:9px;font-weight:700;font-size:13px}.nav a:hover,.nav a.active{background:#102536;color:#fff}
.spacer{flex:1}.user{font-size:12px;color:var(--muted)}
.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin:10px 0 22px}.page-title{margin:0;font-size:30px;line-height:1.1}.page-sub{color:var(--muted);margin-top:7px;line-height:1.45}
.actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line2);background:#102536;color:#fff;border-radius:10px;padding:11px 15px;text-decoration:none;font-weight:800;font-size:13px;cursor:pointer}
.btn:hover{border-color:var(--blue);background:#12304a}.btn.primary{background:#0b3048;border-color:var(--blue)}.btn.success{background:#123a27;border-color:#258c50}.btn.warn{background:#3b2a08;border-color:#9a7111}.btn.danger{background:#3a1e22;border-color:#8c3d47}.btn.ghost{background:transparent}
.grid{display:grid;gap:16px}.grid.cards{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.card{background:linear-gradient(180deg,var(--panel),#0b151e);border:1px solid var(--line);border-radius:15px;padding:18px;box-shadow:var(--shadow)}
.card h2,.card h3{margin:0 0 14px}.card h2{font-size:18px;color:var(--blue)}.card h3{font-size:15px}.card.compact{padding:14px}
.metric{font-size:30px;font-weight:900;margin-top:6px}.metric-label{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.8px}
.badge{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line2);border-radius:999px;padding:5px 9px;font-size:11px;font-weight:800}.badge.ok{color:#9cffba;border-color:#235f39;background:#102a1b}.badge.off{color:#ffb7b7;border-color:#663239;background:#2c171b}.badge.pending{color:#ffd880;border-color:#725619;background:#33270c}.badge.blue{color:#9ee7ff;border-color:#23576c;background:#0e2936}
.dot{width:8px;height:8px;border-radius:50%;background:currentColor}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px}
table{width:100%;border-collapse:collapse;min-width:720px;background:#09131d}
th,td{text-align:left;padding:11px 12px;border-bottom:1px solid #1c2b38;font-size:12px;vertical-align:top}th{position:sticky;top:0;background:#0f1d28;color:#9fc4d8;text-transform:uppercase;letter-spacing:.5px;font-size:10px}tr:hover td{background:#0c1924}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}.field label{display:block;color:var(--muted);font-size:12px;margin-bottom:6px;font-weight:700}
input,select,textarea{width:100%;background:#08121c;color:#fff;border:1px solid #304455;border-radius:9px;padding:11px 12px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 2px rgba(0,183,255,.12)}
input[type=checkbox]{width:auto;transform:scale(1.2);accent-color:var(--blue)}
.check{display:flex;gap:10px;align-items:flex-start;padding:11px;border:1px solid #263b4d;border-radius:10px;background:#09131d}.check strong{display:block}.check small{display:block;color:var(--muted);margin-top:3px;line-height:1.35}
.notice{padding:12px 14px;border-radius:10px;background:#132437;border:1px solid #31506a;color:#dbeaf5;margin:14px 0}.notice.success{border-color:#286742;background:#10271a}.notice.error{border-color:#71343c;background:#2a171b;color:#ffc8c8}
.section{margin-top:20px}.section-title{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px}.section-title h2{margin:0;font-size:18px}.muted{color:var(--muted)}.mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
.device-card{display:flex;flex-direction:column;gap:14px}.device-card .top{display:flex;justify-content:space-between;gap:12px}.device-name{font-size:18px;font-weight:900}.device-id{font-size:11px;color:var(--muted);word-break:break-all}.kv{display:grid;grid-template-columns:120px 1fr;gap:7px 12px;font-size:12px}.kv div:nth-child(odd){color:var(--muted)}.split{display:flex;gap:10px;flex-wrap:wrap}
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(430px,100%);background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow)}.login-logo{font-size:28px;font-weight:900;letter-spacing:3px;margin-bottom:4px}.login-logo span{color:var(--blue)}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.tab{padding:8px 11px;border:1px solid var(--line);border-radius:8px;color:var(--muted);font-size:12px}
hr{border:0;border-top:1px solid var(--line);margin:18px 0}
.danger-zone{border-color:#69343b}
.product-hero{text-align:center;padding:42px 0 28px}.product-hero h1{font-size:38px;margin:8px 0}.product-hero p{color:var(--muted)}.eyebrow{color:var(--blue);font-size:12px;font-weight:900;letter-spacing:2px}
.product-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;max-width:980px;margin:0 auto}.product-card{display:flex;min-height:330px;flex-direction:column;padding:30px;border:1px solid var(--line2);border-radius:22px;background:linear-gradient(145deg,#0e1c28,#09131d);text-decoration:none;box-shadow:var(--shadow);transition:.18s transform,.18s border-color}.product-card:hover{transform:translateY(-4px);border-color:var(--blue)}.product-card.ctrld{background:linear-gradient(145deg,#102035,#09131d)}.product-mark{font-size:30px;font-weight:950;letter-spacing:2px}.product-mark span{color:var(--blue)}.product-card h2{margin:34px 0 8px}.product-card p{color:var(--muted);line-height:1.5}.product-count{margin-top:auto;font-size:24px;font-weight:900}.product-enter{margin-top:22px;color:var(--blue);font-size:12px;font-weight:900;letter-spacing:1px}.module-card{text-decoration:none;min-height:180px}.module-card:hover{border-color:var(--blue)}.module-card p{color:var(--muted);line-height:1.45}
@media(max-width:800px){.product-grid{grid-template-columns:1fr}.product-hero{padding-top:20px}.product-card{min-height:270px}}
@media(max-width:800px){.shell{padding:16px}.topbar-inner{padding:12px 16px}.grid.two,.grid.three{grid-template-columns:1fr}.page-head{flex-direction:column}.nav{display:none}.user{display:none}.kv{grid-template-columns:100px 1fr}}