:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;background:#09121c;color:#ebf0f9;color-scheme:dark;font-size:14px}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{cursor:pointer}a{color:#94bdff}.hidden{display:none!important}.app{display:grid;grid-template-columns:244px minmax(0,1fr);min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;background:#0c1723;border-right:1px solid #1e3042;display:flex;flex-direction:column;padding:26px 16px}.brand{display:flex;align-items:center;gap:10px;margin:0 7px 34px}.brand strong{font-size:16px;letter-spacing:.1px}.brand small{display:block;font-size:9px;letter-spacing:1.5px;color:#7890aa;margin-top:4px}.logo-square{width:38px;height:38px;flex:none;border-radius:12px;display:grid;place-items:center;background:linear-gradient(140deg,#597bff,#40c8c3);font-size:16px;letter-spacing:-1px;font-weight:900;color:#fff;box-shadow:0 10px 24px #4d8dff25}nav{display:grid;gap:7px}.nav{border:0;text-align:left;background:none;color:#8fabc1;padding:12px 12px;border-radius:9px;font-weight:650}.nav span{color:#8aa7bf;margin-right:11px;font-size:17px}.nav:hover{background:#172537;color:white}.nav.active{background:#21374b;color:#fff}.side-bottom{margin-top:auto;padding:20px 10px 3px;border-top:1px solid #1c3143;color:#9eb3c6}.side-bottom button{margin-top:12px}.main{padding:36px min(3.5vw,54px);min-width:0}.topbar{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:30px}.topbar h2{margin:5px 0;font-size:27px;letter-spacing:-.6px}.eyebrow{color:#70c7c5;font-weight:750;letter-spacing:2px;font-size:10px}.top-actions{display:flex;align-items:center;gap:14px}.private-pill{font-size:10px;font-weight:800;background:#0f352f;color:#6de8b4;padding:9px 12px;border-radius:99px;letter-spacing:1px}.outline,.subtle-button{border:1px solid #344b61;border-radius:8px;background:#132331;color:#dceaf7;padding:9px 12px}.subtle-button{background:transparent;border:0;color:#9eb3c6}.outline:hover{background:#22394c}.stats-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;margin-bottom:18px}.stat{border:1px solid #243749;border-radius:14px;background:linear-gradient(140deg,#132537,#0f1c2b);padding:22px 18px}.stat small{font-size:12px;color:#98b0c8}.stat strong{display:block;font-size:28px;font-weight:700;margin-top:12px;letter-spacing:-1px}.stat .up{color:#52d6ac}.stat .warn{color:#f2b866}.columns{display:grid;grid-template-columns:1.3fr 1fr;gap:17px;align-items:start}.panel{background:#101e2c;border:1px solid #24384a;border-radius:14px;margin-bottom:17px;padding:20px 23px;min-width:0}.panel h3{font-size:15px;margin:0 0 13px}.panel h4{font-size:14px;margin:3px 0 12px}.panel-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:0 0 16px}.panel-head h3{margin:0}.muted{color:#819caf;font-size:12px}table{border-collapse:collapse;width:100%;font-size:12px}th{text-align:left;font-weight:700;font-size:11px;letter-spacing:.3px;color:#93a9bc;border-bottom:1px solid #304253;padding:12px 9px}td{padding:13px 9px;border-bottom:1px solid #1f3243;color:#d5e4f1;vertical-align:top;word-break:break-word}tr:last-child td{border:0}tr.clickable{cursor:pointer}tr.clickable:hover{background:#1c3042}td button{background:transparent;color:#92bcfa;border:0;padding:0}td small{color:#8aa3b4;display:block;margin-top:4px}.status{display:inline-flex;align-items:center;gap:6px;font-size:11px;padding:5px 8px;border-radius:7px;font-weight:650}.status.online{background:#10352c;color:#74e1aa}.status.offline,.status.critical{background:#3c212a;color:#ff9caa}.status.warning{background:#44321e;color:#f9c979}.status.info{background:#18324e;color:#a9cffa}.pill{display:inline-block;background:#213748;border-radius:6px;padding:4px 7px;color:#d3e6f3}.gpu-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:10px;margin:15px 0}.gpu-card{border:1px solid #254158;background:#13293b;border-radius:10px;padding:13px}.gpu-card strong{display:block;font-size:13px;margin-bottom:6px}.gpu-card small{color:#8baabd}.gpu-card .nums{display:flex;gap:14px;font-size:12px;color:#e2f2ff;margin-top:11px}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0}.button-row button,.fields button,.login-panel button[type=submit]{border:0;border-radius:8px;background:#4d80e2;color:#fff;padding:11px 14px;font-weight:650}.button-row button:hover,.fields button:hover,.login-panel button:hover{background:#6392f2}.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.fields h4{grid-column:1/-1}.fields button{align-self:end}.fields label,.login-panel label{display:flex;flex-direction:column;color:#a9bfd0;font-size:11px;font-weight:700;gap:7px}input,select{width:100%;min-height:38px;border-radius:8px;background:#0d1b29;color:#e6f1ff;padding:9px 11px;border:1px solid #304c61;outline:none}input:focus,select:focus{border-color:#5794dc}.form-pad{border-top:1px solid #274057;padding-top:18px;margin-top:21px}pre{white-space:pre-wrap;word-break:break-all;color:#86e0ad;padding:12px;background:#071522;border-radius:8px}.login-screen{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 50% 20%,#18365b,transparent 52%),#09121b}.login-panel{width:min(400px,92vw);background:#101e2c;border:1px solid #325065;border-radius:18px;padding:34px;display:grid;gap:17px;box-shadow:0 24px 70px #0005}.login-panel .logo-square{height:52px;width:52px}.login-panel h1{font-size:25px;margin:0}.login-panel p{color:#9bb1c5;font-size:13px;line-height:1.6;margin:0 0 5px}.login-panel small{color:#637f98;text-align:center}.error{color:#ff9aaa;font-size:12px}.feedback{background:#193349;border:1px solid #336180;padding:12px 15px;margin-bottom:18px;border-radius:8px}.feedback.error{background:#421e29;border-color:#793244}.events-row{display:flex;gap:12px;padding:14px 0;border-top:1px solid #24384a}.events-row .dot{font-size:19px}.events-row .desc{font-size:12px;line-height:1.6;flex:1}.events-row .desc small{display:block;color:#7f99b0}footer{padding:22px 0;font-size:11px;color:#627f96}canvas{width:100%;max-height:220px;background:#0b1a28;border-radius:8px}#command-history{margin-top:16px}#enroll-panel[hidden],#rig-details[hidden]{display:none}@media(max-width:1080px){.stats-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.columns{grid-template-columns:1fr}}@media(max-width:760px){.app{display:block}.sidebar{height:auto;position:relative;padding:13px}.brand{margin:2px 0 12px}.sidebar nav{display:flex;overflow:auto;gap:5px}.nav{white-space:nowrap;padding:9px}.side-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:12px;padding:10px 2px 0}.side-bottom button{margin:0;min-height:44px}.main{padding:20px 12px}.topbar h2{font-size:21px}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.stat{padding:16px}.stat strong{font-size:23px}.panel{padding:15px 11px;overflow-x:auto}.fields{grid-template-columns:1fr}.top-actions{gap:5px}.private-pill{display:none}}

/* v2.1 registration, permissions and approval */
.vertical-form{display:grid;gap:12px}.vertical-form label{display:grid;gap:6px;font-size:12px;color:#b8d1e0}
.vertical-form button{border:1px solid #406180;border-radius:8px;padding:10px 13px;background:#315cba;color:white}
.login-panel section{display:grid;gap:9px}dialog{background:#122435;border:1px solid #4a6b86;color:#ebf0f9;border-radius:14px;max-width:min(540px,92vw);width:540px;padding:24px;box-shadow:0 32px 95px #000b}
dialog::backdrop{background:#050e17c9}dialog h3{margin:0 0 8px}dialog p{white-space:pre-wrap;word-break:break-word;line-height:1.5}
#invite-result{user-select:all}#register-screen pre{user-select:all}

.heatmap{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:8px}.heat-cell{border-radius:9px;padding:12px;display:grid;gap:5px;border:1px solid #426177}.heat-cell strong{font-size:12px;word-break:break-word}.heat-cell span{font-weight:700;font-size:18px}.heat-cell small{opacity:.8;font-size:10px}.heat-cool{background:#123d37}.heat-warm{background:#66501d}.heat-hot{background:#682f34}.heat-unknown{background:#253847}

.wide-note{grid-column:1/-1;line-height:1.5}input[readonly]{opacity:.8;background:#172a37}

/* v2.10: independent safety reporting is informational; no remote reset button */
.safety-panel{margin:15px 0;padding:14px 16px;background:#0e2b33;border:1px solid #2d606a;border-radius:10px}
.safety-panel strong{color:#a2eee6;font-size:13px}
.safety-panel.danger{background:#3e242a;border-color:#99545a}
.safety-panel.danger strong{color:#ffacb6}
.safety-panel p{line-height:1.6;max-width:850px}
.safety-panel button{width:auto;margin-top:8px}
button:disabled{cursor:not-allowed!important;opacity:.43!important}
@media(min-width:1081px){.stats-grid{grid-template-columns:repeat(6,minmax(0,1fr))}}

/* v2.20: controls are read-only and intentionally show unknown/offline, never stale green */
.heatmap button.heat-cell{text-align:left;color:#ebf0f9;font:inherit;cursor:pointer;width:100%;min-height:106px}
.heatmap button.heat-cell:hover{outline:2px solid #98bbda;outline-offset:1px}
.heatmap button.heat-cell:focus-visible{outline:3px solid #a7cbee}
.headless-candidates{display:grid;gap:7px}
.headless-candidate{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:9px;padding:9px 10px;border:1px solid #304c61;border-radius:8px}
.headless-candidate label{display:flex;align-items:center;gap:8px;cursor:pointer}
.headless-candidate input{width:18px;height:18px;min-height:0}
.headless-candidate small{display:block;margin-top:3px}
.heat-alert{grid-column:1/-1;background:#402b1c;color:#ffdeae;border:1px solid #a67731;padding:12px;border-radius:10px}

/* Farm workspace and account access */
:root {
  --workspace-bg: #101318;
  --workspace-panel: #191e25;
  --workspace-input: #11161d;
  --workspace-border: #2d3540;
  --workspace-text: #e9eef4;
  --workspace-muted: #a2afbd;
  --workspace-accent: #4cdec0;
  background: var(--workspace-bg);
  color: var(--workspace-text);
}
.app { display: block; }
.workspace-header { background: #171c23; border-bottom: 1px solid var(--workspace-border); }
.workspace-bar, .workspace-nav, .main {
  width: min(100%, 1440px);
  margin-inline: auto;
  padding-inline: clamp(14px, 3.4vw, 45px);
}
.workspace-bar { min-height: 67px; display: flex; align-items: center; gap: 28px; }
.workspace-bar .brand {
  display: flex;
  width: max-content;
  margin: 0;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--workspace-text);
  white-space: nowrap;
}
.workspace-bar .logo-square, .login-panel .logo-square {
  background: #213c37;
  color: var(--workspace-accent);
  border-radius: 8px;
  box-shadow: none;
}
.workspace-farm { display: flex; align-items: center; gap: 9px; color: var(--workspace-muted); font-size: 12px; }
.workspace-farm select { width: min(215px, 31vw); min-height: 34px; }
.workspace-account { margin-left: auto; display: flex; align-items: center; gap: 12px; color: var(--workspace-muted); font-size: 12px; }
.workspace-nav { display: flex; gap: 3px; overflow-x: auto; }
.workspace-nav .nav {
  flex: none;
  white-space: nowrap;
  padding: 12px 11px;
  color: var(--workspace-muted);
  border-radius: 0;
  border-bottom: 2px solid transparent;
}
.workspace-nav .nav:hover { color: var(--workspace-text); background: #202630; }
.workspace-nav .nav.active { color: var(--workspace-accent); background: transparent; border-color: var(--workspace-accent); }
.main { padding-block: 26px; }
.topbar { margin-bottom: 20px; }
.panel { background: var(--workspace-panel); border-color: var(--workspace-border); border-radius: 9px; }
.muted { color: var(--workspace-muted); }
input, select, textarea { background: var(--workspace-input); border-color: #3a4552; color: var(--workspace-text); }
.outline { background: #202833; border-color: #3b4957; }
.outline:hover { background: #2c3845; }
.primary { border: 1px solid transparent; border-radius: 7px; background: #37be9f; color: #07231c; padding: 9px 12px; font-weight: 750; }
.primary:hover { background: #5addbf; }
button:focus-visible, input:focus-visible, select:focus-visible { outline: 2px solid #82efd8; outline-offset: 2px; }
.stat { background: var(--workspace-panel); border-color: var(--workspace-border); border-radius: 9px; padding: 16px; }
.stat strong { font-variant-numeric: tabular-nums; margin-top: 6px; }
th, td { border-color: var(--workspace-border); }
.farm-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr)); gap: 13px; margin-bottom: 18px; }
.farm-card { background: var(--workspace-panel); border: 1px solid var(--workspace-border); border-radius: 9px; padding: 17px; display: grid; gap: 13px; }
.farm-link { text-align: left; padding: 0; border: none; background: none; color: var(--workspace-text); font-size: 18px; font-weight: 750; }
.farm-link:hover { color: var(--workspace-accent); }
.farm-counters, .section-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.farm-counters { gap: 14px; color: var(--workspace-muted); font-size: 12px; }
.access-forms { display: grid; grid-template-columns: 1fr 1fr; align-items: start; gap: 15px; }
.access-form { border: 1px solid var(--workspace-border); background: var(--workspace-bg); border-radius: 8px; padding: 16px; }
.access-form h4, .access-form p, .invite-delivery p { margin: 0; }
.access-form button { justify-self: start; }
.access-form .error:empty, #invite-copy-status:empty { display: none; }
.invite-delivery { margin-block: 18px; padding: 14px; border: 1px solid #397865; border-radius: 8px; background: #192d29; }
.invite-delivery pre { font-size: 15px; word-break: break-all; }
#members-table, #invitations-table { margin-bottom: 18px; }
.login-screen { background: var(--workspace-bg); }
.login-panel { background: var(--workspace-panel); border-color: var(--workspace-border); }
@media (max-width: 660px) {
  .workspace-bar { min-height: 56px; gap: 10px; }
  .workspace-bar .brand strong, .workspace-account #account { display: none; }
  .workspace-farm select { width: min(164px, 44vw); }
  .workspace-nav .nav { padding: 11px 9px; }
  .access-forms { grid-template-columns: 1fr; }
  #page-rigs .panel-head { align-items: flex-start; flex-direction: column; }
}