:root{--paper: #f5f2ea;--paper-raised: #fbf9f4;--surface: #ffffff;--ink: #23221d;--ink-muted: #5f5d52;--line: #dcd6c4;--line-soft: #ece7da;--accent: #3f6b3a;--ok-fg: #2f5a2b;--ok-bg: #e3ecd9;--ok-line: #3f6b3a;--warn-fg: #7a4f0b;--warn-bg: #f6ead2;--warn-line: #b07a1c;--alarm-fg: #9a3119;--alarm-bg: #f7e0d9;--alarm-line: #a8381f;--neutral-bg: #eeebe2;--offline-line: #a9a596;--safe-band: rgba(63, 107, 58, .09)}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Public Sans,system-ui,sans-serif;font-size:15px;line-height:1.45;font-variant-numeric:tabular-nums}h1,h2,h3{font-family:Fraunces,serif;font-weight:600;margin:0;color:var(--ink)}p{margin:0}button{font:inherit;font-size:14px;min-height:40px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink);padding:0 14px;cursor:pointer}button:hover{border-color:var(--ink-muted)}.button-primary{background:var(--ink);border-color:var(--ink);color:#fff}.muted{color:var(--ink-muted)}.brand{display:flex;align-items:center;gap:12px}.brand__text{display:flex;flex-direction:column}.brand__name{font-family:Fraunces,serif;font-weight:600;font-size:22px;line-height:1.1}.brand__account{font-size:12px;color:var(--ink-muted)}.logo path{fill:none;stroke-linecap:round;stroke-linejoin:round}.logo__accent{stroke:var(--accent)}.logo__ink{stroke:var(--ink)}.signin{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:16px}.signin__panel{max-width:420px;width:100%;display:flex;flex-direction:column;gap:20px}.signin__panel .brand__name{font-size:30px}.signin__tagline{color:var(--ink-muted);font-size:16px}.signin__panel label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}.signin__row{display:flex;gap:8px}.signin__row input{flex:1;min-width:0;min-height:44px;padding:0 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface);font:inherit}.signin__row button{min-height:44px}.app__header{display:flex;flex-wrap:wrap;align-items:center;gap:12px 32px;padding:14px 32px;border-bottom:1px solid var(--line);background:var(--paper-raised)}.app__header .brand{margin-right:auto}.app__nav{display:flex;gap:4px}.app__nav button{display:flex;align-items:center;gap:8px;min-height:44px;border:none;border-bottom:2px solid transparent;border-radius:0;background:none;color:var(--ink-muted)}.app__nav button.nav-active{color:var(--ink);font-weight:600;border-bottom-color:var(--accent)}.nav-badge{background:var(--alarm-line);color:#fff;font-size:12px;font-weight:700;border-radius:999px;padding:1px 8px}.signout{border:none;background:none;color:var(--ink-muted)}main{max-width:1280px;margin:0 auto;padding:28px 32px 48px;display:flex;flex-direction:column;gap:24px}.app__error,.node-card__error{color:var(--alarm-fg)}.page-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 24px}.page-head h1{font-size:30px}.page-head__actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px}.segmented{display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--surface)}.segmented button{border:none;border-radius:0;background:transparent;color:var(--ink-muted)}.segmented button[aria-pressed=true]{background:var(--ink);color:#fff}.overview{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.tile{display:flex;flex-direction:column;gap:6px;padding:18px 20px;border-radius:12px;border:1px solid var(--line);background:var(--surface)}.tile__label{font-size:13px;font-weight:600;color:var(--ink-muted);text-transform:uppercase;letter-spacing:.04em}.tile__value{font-family:Fraunces,serif;font-size:28px;font-weight:600;line-height:1.1}.tile__unit{font-size:18px;color:var(--ink-muted)}.tile__detail{font-size:13px;color:var(--ink-muted)}.tile__detail--warn{color:var(--warn-fg)}.tile__link{align-self:flex-start;min-height:0;padding:0;border:none;background:none;font-size:13px;color:var(--accent);text-decoration:underline}.tile--alarm{background:var(--alarm-bg);border-color:#e9b9aa}.tile--warn{background:var(--warn-bg);border-color:#e8d2a6}.tile--ok{background:var(--ok-bg);border-color:#c5d6b5}.tile--alarm .tile__label,.tile--alarm .tile__value,.tile--alarm .tile__detail{color:var(--alarm-fg)}.tile--warn .tile__label,.tile--warn .tile__value,.tile--warn .tile__detail{color:var(--warn-fg)}.tile--ok .tile__label,.tile--ok .tile__value,.tile--ok .tile__detail{color:var(--ok-fg)}.tile__value--above,.tile__value--below{color:var(--alarm-fg)}.tile__value--near{color:var(--warn-fg)}.node-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;align-items:start}.node-card{display:flex;flex-direction:column;gap:14px;padding:18px 20px;border-radius:12px;border:1px solid var(--line);background:var(--surface)}.node-card__header{display:flex;flex-direction:column;gap:4px}.node-card__title{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:8px}.node-card__title h3{font-size:18px}.node-card__id{white-space:nowrap;font-size:12px;color:var(--ink-muted)}.node-card__loading{color:var(--ink-muted)}.node-status{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600}.node-status:before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor}.node-status--live{color:var(--ok-fg)}.node-status--offline{color:var(--warn-fg)}.sensor-row{display:flex;flex-direction:column;gap:4px;padding-top:12px;border-top:1px solid var(--line-soft)}.sensor-row__head{display:flex;justify-content:space-between;align-items:center;gap:8px}.sensor-row__label{font-size:13px;color:var(--ink-muted)}.sensor-row__value{display:flex;align-items:baseline;gap:6px;font-family:Fraunces,serif;font-size:30px;font-weight:600;line-height:1}.sensor-row__unit{font-family:Public Sans,system-ui,sans-serif;font-size:14px;font-weight:400;color:var(--ink-muted)}.sensor-row__value--above,.sensor-row__value--below{color:var(--alarm-fg)}.sensor-row__value--near{color:var(--warn-fg)}.sensor-row__value--offline{color:var(--offline-line)}.sensor-row__caption{font-size:12px;color:var(--ink-muted)}.sensor-row__nodata{font-size:13px;font-style:italic;color:var(--ink-muted)}.chart-safe-band path{fill:var(--safe-band);fill-opacity:1}.chart-line path{stroke:var(--ink-muted)}.chart-line--ok path{stroke:var(--ok-line)}.chart-line--near path{stroke:var(--warn-line)}.chart-line--above path,.chart-line--below path{stroke:var(--alarm-line)}.chart-line--offline path{stroke:var(--offline-line)}.pill{font-size:12px;font-weight:600;padding:2px 10px;border-radius:999px;white-space:nowrap;color:var(--ink-muted);background:var(--neutral-bg)}.pill--ok{color:var(--ok-fg);background:var(--ok-bg)}.pill--near{color:var(--warn-fg);background:var(--warn-bg)}.pill--above,.pill--below{color:var(--alarm-fg);background:var(--alarm-bg)}.alerts{max-width:860px;display:flex;flex-direction:column;gap:24px}.alerts__day{display:flex;flex-direction:column;gap:12px}.alerts__day-label{font-family:Public Sans,system-ui,sans-serif;font-size:13px;font-weight:700;color:var(--ink-muted);text-transform:uppercase;letter-spacing:.06em}.alert{display:flex;gap:16px}.alert__time{flex:none;width:76px;white-space:nowrap;padding-top:16px;font-size:14px;font-weight:600;color:var(--ink-muted);text-align:right}.alert__body{flex:1;min-width:0;display:flex;flex-direction:column;gap:8px;padding:14px 18px;border-radius:12px;border:1px solid var(--line);background:var(--surface)}.alert__meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px}.alert__text{font-size:16px}@media (max-width: 640px){.app__header{padding:12px 16px;gap:8px 16px}.app__header .brand{flex-basis:100%}main{padding:20px 16px 32px;gap:20px}.page-head h1{font-size:24px}.overview{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.tile{padding:12px 14px}.tile:first-child{grid-column:1 / -1}.tile__value{font-size:22px}.alert{flex-direction:column;gap:4px}.alert__time{width:auto;padding-top:0;text-align:left}}