:root{font-family:Inter,"Segoe UI",sans-serif;color:#17233c;background:#f3f6fa;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-height:100vh}.hidden{display:none!important}button,input,select{font:inherit}button{cursor:pointer}.app{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.sidebar{background:#0d1830;color:#eef4ff;padding:28px 18px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;gap:12px;align-items:center;font-size:15px;line-height:1.12;letter-spacing:.04em;padding:0 10px 34px}.brand-mark{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,#6b7cff,#30c1a3);color:white;font-weight:800;font-size:24px;box-shadow:0 12px 30px #5369ff44}.brand-mark.small{width:38px;height:38px;border-radius:12px;font-size:18px}.sidebar nav{display:grid;gap:7px}.nav-item{border:0;border-radius:10px;background:transparent;color:#9eabc2;text-align:left;padding:12px 14px;font-weight:600}.nav-item:hover,.nav-item.active{color:#fff;background:#ffffff12}.sidebar-footer{margin-top:auto;color:#9eabc2;font-size:12px;display:grid;grid-template-columns:auto 1fr;gap:8px;align-items:center;padding:10px}.connection-dot{width:8px;height:8px;border-radius:50%;background:#35d5a8;box-shadow:0 0 0 4px #35d5a81c}.text-button{grid-column:1/3;color:#c6d2e8;background:none;border:0;text-align:left;padding:10px 0 0}main{padding:34px 42px;max-width:1600px;width:100%;margin:auto}header,.section-head,.command-bar,.header-actions,.filters{display:flex;align-items:center}header{justify-content:space-between;margin-bottom:28px}h1,h2,h3,p{margin-top:0}h2{font-size:32px;margin-bottom:0}h3{margin-bottom:5px}.eyebrow{letter-spacing:.17em;font-size:11px;font-weight:800;color:#62708a;margin-bottom:8px}.muted{color:#728097}.header-actions,.filters{gap:10px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}.stats article{background:#fff;border:1px solid #e3e9f2;border-radius:16px;padding:19px 22px;box-shadow:0 6px 20px #1b2e5410}.stats span{color:#77849a;font-size:13px}.stats strong{display:block;font-size:30px;margin-top:7px}.command-bar{gap:10px;background:#fff;border:1px solid #e3e9f2;border-radius:16px;padding:16px 18px;margin-bottom:22px}.command-bar>div{margin-right:auto}.command-bar small{display:block;color:#7c899d;margin-top:3px}.section-head{justify-content:space-between;margin:22px 0 14px}button{border:0;border-radius:10px;padding:10px 15px;font-weight:700;transition:.15s transform,.15s opacity}button:hover{transform:translateY(-1px)}button:disabled{opacity:.45;cursor:not-allowed;transform:none}.primary{background:#5668ed;color:#fff}.secondary{background:#e9eef6;color:#31405a}.danger{background:#ffe7e7;color:#b83535}.success{background:#daf7ed;color:#14795f}.wide{width:100%;padding:13px}.device-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:13px}.device-card{background:#fff;border:2px solid transparent;border-radius:15px;padding:16px;box-shadow:0 5px 18px #243a6410;cursor:pointer}.device-card.selected{border-color:#6073ef;background:#f7f8ff}.device-top{display:flex;justify-content:space-between;align-items:start}.device-name{font-weight:800}.status{display:inline-flex;align-items:center;gap:6px;color:#6d7a90;font-size:12px}.status:before{content:"";width:7px;height:7px;border-radius:50%;background:#a9b1bd}.status.online:before{background:#2ac99c}.status.offline:before{background:#f08080}.device-meta{color:#8490a3;font-size:12px;margin:13px 0 0;line-height:1.7}.device-state{display:inline-block;padding:4px 8px;border-radius:7px;background:#eef1f7;color:#536079;font-size:11px;font-weight:800;margin-top:10px}.list-card{background:#fff;border:1px solid #e3e9f2;border-radius:16px;overflow:hidden}.list-row{display:grid;grid-template-columns:minmax(180px,2fr) minmax(160px,3fr) auto;gap:18px;align-items:center;padding:15px 20px;border-bottom:1px solid #edf1f6}.list-row:last-child{border-bottom:0}.list-row small{display:block;color:#8490a3;margin-top:3px;word-break:break-all}.toggle{width:48px;height:26px;border-radius:20px;background:#c9d0dc;padding:3px}.toggle:after{content:"";display:block;width:20px;height:20px;border-radius:50%;background:#fff;transition:.2s;margin-left:0}.toggle.on{background:#38c69c}.toggle.on:after{margin-left:22px}.scope-note{background:#eaf0ff;color:#435180;border-radius:11px;padding:12px 15px;font-size:13px;margin-bottom:14px}.login-view{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 10% 10%,#dce4ff,transparent 35%),radial-gradient(circle at 90% 85%,#d6f7ef,transparent 30%),#f5f7fb;padding:25px}.login-card{width:min(440px,100%);background:#fff;border:1px solid #e2e7f0;border-radius:24px;padding:38px;box-shadow:0 28px 70px #21396320}.login-card h1{font-size:34px;line-height:1.08;margin:18px 0 12px}.login-card label,.modal-card label{display:grid;gap:7px;font-size:13px;font-weight:700;margin:24px 0 14px}.login-card input,.modal-card input,.modal-card select,select{border:1px solid #d9e0ea;border-radius:10px;padding:11px 12px;background:#fff}.error{color:#b83a3a;font-size:13px;min-height:18px;margin:12px 0 0}.modal{position:fixed;inset:0;background:#0b1426aa;display:grid;place-items:center;padding:20px;z-index:10}.modal-card{background:white;border-radius:20px;padding:28px;width:min(480px,100%);position:relative;box-shadow:0 25px 80px #0004}.modal-close{position:absolute;right:13px;top:10px;background:none;color:#77849a;font-size:26px;padding:5px}.modal-card form{display:grid;gap:4px}.modal-card form label{margin:9px 0}.toast{position:fixed;right:24px;bottom:24px;background:#142039;color:white;padding:13px 18px;border-radius:11px;box-shadow:0 16px 40px #10204250;z-index:20}.empty{padding:42px;text-align:center;color:#8390a4}.activity-message{font-weight:650}.activity-time{color:#8a96a8;font-size:12px}@media(max-width:850px){.app{grid-template-columns:1fr}.sidebar{height:auto;position:static;padding:16px}.sidebar nav{grid-template-columns:repeat(4,1fr)}.brand{padding-bottom:15px}.sidebar-footer{display:none}main{padding:24px 16px}.stats{grid-template-columns:repeat(2,1fr)}.command-bar{align-items:stretch;flex-wrap:wrap}.command-bar>div{width:100%}.list-row{grid-template-columns:1fr auto}.list-row>:nth-child(2){grid-column:1/3;grid-row:2}}