:root{
  --bg:#f3f6f9;--bg2:#ffffff;--panel:#ffffff;--panel2:#f8fafc;--line:#d8e0e8;
  --text:#18212c;--muted:#6f7f90;--accent:#0e9ed8;--accent2:#15b8ec;--ok:#2ea86f;
  --warn:#d99a2b;--error:#d94b4b;--critical:#c62f5c;--notice:#60758d;--info:#4f718f;
  --shadow:0 18px 42px rgba(31,48,66,.10);--sidebar:#111820;--sidebarText:#d8e4ef;--sidebarMuted:#7e92a5;
}
html[data-theme="dark"]{
  --bg:#0a0f14;--bg2:#0e141b;--panel:#111821;--panel2:#151e29;--line:#263446;
  --text:#e8eef5;--muted:#8493a7;--accent:#24b4fb;--accent2:#55d3ff;--ok:#42d17b;
  --warn:#f0b448;--error:#ff6262;--critical:#ff4678;--notice:#8ca0b6;--info:#8bb7d6;
  --shadow:0 22px 60px rgba(0,0,0,.34);--sidebar:#0c1219;--sidebarText:#dbe7f1;--sidebarMuted:#7890a5;
}
@media (prefers-color-scheme: dark){
  html[data-theme="system"]{
    --bg:#0a0f14;--bg2:#0e141b;--panel:#111821;--panel2:#151e29;--line:#263446;
    --text:#e8eef5;--muted:#8493a7;--accent:#24b4fb;--accent2:#55d3ff;--ok:#42d17b;
    --warn:#f0b448;--error:#ff6262;--critical:#ff4678;--notice:#8ca0b6;--info:#8bb7d6;
    --shadow:0 22px 60px rgba(0,0,0,.34);--sidebar:#0c1219;--sidebarText:#dbe7f1;--sidebarMuted:#7890a5;
  }
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text)}
body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}
.app-shell{display:grid;grid-template-columns:278px 1fr;min-height:100vh}
.sidebar{position:sticky;top:0;height:100vh;background:var(--sidebar);color:var(--sidebarText);padding:24px 18px;display:flex;flex-direction:column;border-right:1px solid rgba(255,255,255,.05)}
.brand{display:flex;gap:12px;align-items:center;padding:2px 5px}
.brand-mark{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#04111a;font-weight:900;box-shadow:0 10px 30px rgba(36,180,251,.22)}
.brand-name{font-weight:800;font-size:14px}.brand-sub{font-size:9px;letter-spacing:1.6px;color:var(--sidebarMuted);margin-top:3px}
.nav{margin-top:30px;display:grid;gap:4px;overflow:auto;padding-right:3px}
.nav-group{font-size:9px;letter-spacing:1.5px;color:var(--sidebarMuted);font-weight:800;margin:18px 10px 7px}
.nav-item{padding:10px 12px;border:1px solid transparent;border-radius:9px;color:#b7c6d4;font-size:13px}
.nav-item:hover{background:#151f2a;border-color:#273747;color:#fff}
.sidebar-footer{margin-top:auto;padding-top:18px;display:grid;gap:10px}
.profile-chip{display:flex;gap:10px;align-items:center;padding:10px;border:1px solid #253444;border-radius:10px;background:#101720}
.avatar{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;background:#1c2a38;color:#cfefff;font-weight:800}
.profile-chip strong,.profile-chip small{display:block}.profile-chip strong{font-size:12px}.profile-chip small{font-size:10px;color:var(--sidebarMuted);text-transform:uppercase;margin-top:2px}
.main{padding:36px 38px 70px;min-width:0}
.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:22px}
h1{font-size:36px;letter-spacing:-1.2px;margin:4px 0 4px}h2{font-size:20px;letter-spacing:-.3px;margin:0}h3{margin:0}
.eyebrow{font-size:9px;letter-spacing:2px;color:var(--accent);font-weight:900}
.muted{color:var(--muted)}.small{font-size:11px}.mono{font-family:"Cascadia Code","SFMono-Regular",Consolas,monospace}
.head-actions{display:flex;gap:9px;align-items:center}.status{border-radius:999px;padding:8px 11px;font-size:11px;border:1px solid}.status.ok{color:var(--ok);border-color:color-mix(in srgb,var(--ok) 40%,var(--line));background:color-mix(in srgb,var(--ok) 8%,transparent)}
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:18px}
.metric{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:19px;box-shadow:var(--shadow)}
.metric span,.metric small{display:block;color:var(--muted)}.metric span{font-size:10px;text-transform:uppercase;letter-spacing:1px}.metric strong{display:block;font-size:28px;margin:7px 0 2px}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);overflow:hidden;margin-top:17px}
.panel-head{display:flex;justify-content:space-between;align-items:end;gap:15px;padding:18px 20px;border-bottom:1px solid var(--line)}
.device-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:13px;padding:16px}
.device-card{border:1px solid var(--line);background:var(--panel2);border-radius:12px;padding:16px;transition:.18s}
.device-card:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--accent) 45%,var(--line));box-shadow:0 13px 30px rgba(0,0,0,.08)}
.device-card-head{display:flex;justify-content:space-between;gap:12px}.device-card-head h3{font-size:16px}.meta-row{display:flex;gap:8px;flex-wrap:wrap;color:var(--muted);font-size:10px;margin-top:10px}
.state{font-size:9px;font-weight:900;letter-spacing:1px;padding:5px 7px;border:1px solid;border-radius:999px}.state.online{color:var(--ok);border-color:color-mix(in srgb,var(--ok) 45%,var(--line))}.state.idle{color:var(--muted);border-color:var(--line)}
.device-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:14px}.device-stats div{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:9px}.device-stats span{display:block;color:var(--muted);font-size:9px;text-transform:uppercase;letter-spacing:.7px}.device-stats strong{font-size:11px;display:block;margin-top:3px}
.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;font-size:12px}th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}th{font-size:9px;text-transform:uppercase;letter-spacing:1px;color:var(--muted);background:var(--panel2);position:sticky;top:0}tr:last-child td{border-bottom:0}.clickrow{cursor:pointer}.clickrow:hover td{background:color-mix(in srgb,var(--accent) 4%,var(--panel))}
.filters{display:grid;grid-template-columns:minmax(220px,1fr) 150px 150px auto auto;gap:9px;padding:13px 16px;border-bottom:1px solid var(--line)}
.filters-page{grid-template-columns:minmax(280px,1fr) 160px 160px auto}
input,select,textarea{width:100%;border:1px solid var(--line);background:var(--bg2);color:var(--text);border-radius:8px;padding:10px 11px;outline:none}
textarea{min-height:95px;resize:vertical}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 12%,transparent)}
.toggle{display:flex;gap:7px;align-items:center;font-size:11px;color:var(--muted);white-space:nowrap}.toggle input{width:auto}
.logbox{height:56vh;min-height:430px;overflow:auto;background:color-mix(in srgb,var(--bg) 72%,#000 28%);font-family:"Cascadia Code","SFMono-Regular",Consolas,monospace;font-size:11px;line-height:1.48;padding:8px 0}
.logline{display:grid;grid-template-columns:72px 90px 1fr;gap:8px;padding:3px 12px;border-left:3px solid transparent}.logline:hover{background:color-mix(in srgb,var(--accent) 5%,transparent)}.cat{color:var(--muted);font-size:10px}
.sev{display:inline-flex;align-items:center;justify-content:center;min-width:58px;font-size:9px;font-weight:900;letter-spacing:.5px;text-transform:uppercase;border:1px solid;border-radius:999px;padding:4px 6px}
.sev.critical{color:var(--critical)}.sev.error{color:var(--error)}.sev.warning{color:var(--warn)}.sev.notice{color:var(--notice)}.sev.info{color:var(--info)}.sev.debug{color:var(--muted)}
.logline.critical{border-color:var(--critical)}.logline.error{border-color:var(--error)}.logline.warning{border-color:var(--warn)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:17px}.simple-list{display:grid}.list-row{display:flex;gap:11px;align-items:flex-start;padding:12px 16px;border-bottom:1px solid var(--line)}.list-row:last-child{border-bottom:0}.list-row strong,.list-row small{display:block}.list-row small{color:var(--muted);font-size:10px;margin-top:3px}.file-dot{font-size:9px;padding:4px 6px;border-radius:6px;background:var(--panel2);border:1px solid var(--line);color:var(--muted)}
.form-panel{padding-bottom:18px}.form-stack{display:grid;gap:13px}.form-stack.wide{padding:18px 20px;max-width:760px}.form-grid{display:grid;gap:12px;padding:18px 20px}.cols-3{grid-template-columns:repeat(3,1fr)}.span-3{grid-column:1/-1}label{font-size:11px;color:var(--muted)}label input,label select,label textarea{margin-top:6px}
.btn{appearance:none;border-radius:8px;padding:9px 12px;border:1px solid transparent;cursor:pointer;font-weight:800;font-size:11px}.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#04131b;box-shadow:0 8px 20px rgba(14,158,216,.16)}.btn-secondary{background:var(--panel2);border-color:var(--line);color:var(--text)}.btn-ghost{background:transparent;border-color:var(--line);color:var(--muted)}.btn-full{width:100%}
.alert{margin:16px 20px 0;padding:10px 11px;border:1px solid;border-radius:8px;font-size:11px}.alert.error{color:var(--error);border-color:color-mix(in srgb,var(--error) 45%,var(--line));background:color-mix(in srgb,var(--error) 7%,transparent)}.alert.success{color:var(--ok);border-color:color-mix(in srgb,var(--ok) 45%,var(--line));background:color-mix(in srgb,var(--ok) 7%,transparent)}
.pill{display:inline-block;padding:4px 7px;border:1px solid var(--line);border-radius:999px;font-size:9px;color:var(--muted);background:var(--panel2)}
.event-list{display:grid}.event-row{display:grid;grid-template-columns:72px 170px 90px 1fr;gap:11px;padding:9px 14px;border-bottom:1px solid var(--line);align-items:start}.event-device strong,.event-device small{display:block}.event-device small{color:var(--muted);font-size:9px}.event-msg{font-size:10px;word-break:break-word}
.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:18px 20px}.detail-grid div{border:1px solid var(--line);border-radius:9px;padding:12px;background:var(--panel2)}.detail-grid span,.detail-grid strong{display:block}.detail-grid span{font-size:9px;text-transform:uppercase;letter-spacing:.8px;color:var(--muted)}.detail-grid strong{font-size:12px;margin-top:4px}
.empty{padding:45px 20px;text-align:center;color:var(--muted)}.small-empty{padding:24px}.compact .main{padding-top:24px}.compact th,.compact td{padding-top:8px;padding-bottom:8px}.compact .device-card{padding:12px}
.login-body{min-height:100vh}.login-layout{min-height:100vh;display:grid;grid-template-columns:1.3fr .7fr}.login-visual{position:relative;overflow:hidden;padding:8vw;display:flex;flex-direction:column;justify-content:center;background:radial-gradient(circle at 25% 30%,rgba(36,180,251,.22),transparent 24%),linear-gradient(135deg,#071019,#0d1720 65%,#091119);color:#ecf6ff}.login-visual:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:44px 44px}.login-visual>*{position:relative;z-index:1}.hero-kicker{font-size:9px;letter-spacing:2px;color:#55d3ff;font-weight:900}.login-visual h1{font-size:clamp(54px,7vw,104px);line-height:.93;letter-spacing:-4.7px;margin:17px 0 24px}.login-visual h1 span{color:#55d3ff}.login-visual p{max-width:580px;color:#91a6b8;font-size:16px}.hero-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:28px;max-width:620px}.hero-grid div{border-top:1px solid #274357;padding-top:10px}.hero-grid strong,.hero-grid span{display:block}.hero-grid strong{font-size:10px;color:#d9efff;letter-spacing:1px}.hero-grid span{font-size:10px;color:#6f899d;margin-top:3px}.login-side{display:grid;place-items:center;padding:38px;background:var(--bg)}.login-card{width:min(420px,100%)}.login-card h2{font-size:32px;margin:6px 0}.login-card .form-stack{margin-top:22px}
@media(max-width:1100px){.app-shell{grid-template-columns:1fr}.sidebar{position:relative;height:auto}.nav{grid-template-columns:repeat(2,1fr)}.sidebar-footer{grid-template-columns:1fr auto}.main{padding:26px 18px 55px}.metric-grid{grid-template-columns:repeat(2,1fr)}.filters{grid-template-columns:1fr 1fr}.cols-3{grid-template-columns:1fr 1fr}.login-layout{grid-template-columns:1fr}.login-visual{min-height:46vh;padding:54px 30px}.login-side{padding:35px 22px}}
@media(max-width:720px){.metric-grid,.two-col,.cols-3,.detail-grid{grid-template-columns:1fr}.span-3{grid-column:auto}.device-grid{grid-template-columns:1fr}.filters,.filters-page{grid-template-columns:1fr}.event-row{grid-template-columns:68px 1fr}.event-row .pill{display:none}.event-msg{grid-column:1/-1}.page-head{align-items:flex-start;flex-direction:column}.nav{grid-template-columns:1fr}.hero-grid{grid-template-columns:1fr}}

.top-alert{margin:0 0 16px 0}

.field-hint{display:block;margin-top:6px;color:var(--muted);font-size:10px}.actions-cell{white-space:nowrap}.actions-cell .btn{margin-right:5px}.quick-edit-row td{background:color-mix(in srgb,var(--accent) 3%,var(--panel2))}.quick-edit-form{display:grid;grid-template-columns:repeat(4,minmax(160px,1fr)) auto;gap:10px;align-items:end;padding:4px 0}.quick-edit-actions{display:flex;gap:6px;align-items:end;white-space:nowrap}.event-filterbar{display:grid;grid-template-columns:minmax(220px,1.4fr) minmax(180px,1fr) 140px 150px 170px 145px 145px auto;gap:8px;padding:14px;border-bottom:1px solid var(--line)}.event-table-wrap{max-height:68vh}.event-table th{top:0;z-index:2}.event-table td{vertical-align:middle}.event-message-cell{max-width:820px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.nowrap{white-space:nowrap}.event-dialog{width:min(980px,92vw);border:1px solid var(--line);border-radius:14px;padding:0;background:var(--panel);color:var(--text);box-shadow:0 28px 80px rgba(0,0,0,.35)}.event-dialog::backdrop{background:rgba(0,0,0,.55);backdrop-filter:blur(2px)}.dialog-head{display:flex;justify-content:space-between;align-items:flex-start;padding:18px 20px;border-bottom:1px solid var(--line)}.dialog-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:16px 20px}.dialog-grid div{background:var(--panel2);border:1px solid var(--line);border-radius:8px;padding:10px}.dialog-grid span,.dialog-grid strong{display:block}.dialog-grid span{font-size:9px;color:var(--muted);text-transform:uppercase;letter-spacing:.7px}.dialog-grid strong{margin-top:3px;font-size:12px}.event-dialog>label{display:block;padding:0 20px 14px}.event-dialog textarea{min-height:110px}html[data-theme="light"] body{background:radial-gradient(circle at 85% -10%,rgba(14,158,216,.07),transparent 28%),#f5f7fa}html[data-theme="light"] .sidebar{background:#fff;color:#16202b;border-right:1px solid #dbe3eb}html[data-theme="light"] .brand-name{color:#17212b}html[data-theme="light"] .brand-sub,html[data-theme="light"] .nav-group,html[data-theme="light"] .profile-chip small{color:#7890a2}html[data-theme="light"] .nav-item{color:#4b5c6b}html[data-theme="light"] .nav-item:hover{background:#edf5fa;border-color:#d2e5ef;color:#13212c}html[data-theme="light"] .profile-chip{background:#f7fafc;border-color:#dbe3eb}html[data-theme="light"] .avatar{background:#e7f4fb;color:#117aa4}html[data-theme="light"] .logbox{background:#f7f9fb}html[data-theme="light"] th{background:#f5f8fb}html[data-theme="light"] .btn-ghost{background:#fff}html[data-theme="light"] .login-side{background:#f5f7fa}@media(max-width:1350px){.event-filterbar{grid-template-columns:repeat(4,1fr)}.quick-edit-form{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.event-filterbar,.quick-edit-form,.dialog-grid{grid-template-columns:1fr}.event-message-cell{max-width:420px}}