:root {
  color-scheme: dark;
  --bg: #07111f;
  --surface: #0f172a;
  --panel: #111827;
  --panel-soft: #1f2937;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --border: #334155;
  --ok: #22c55e;
  --warn: #f59e0b;
  --crit: #ef4444;
  --unknown: #64748b;
  --blue: #38bdf8;
  --purple: #a78bfa;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #1e293b, var(--bg));
  color: var(--text);
}
a { color: #67e8f9; text-decoration: none; }
h1, h2, h3, h4, p { margin-top: 0; }
.app-shell { display: grid; grid-template-columns: 260px minmax(0, 1fr); min-height: 100vh; }
.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 1.4rem;
  border-right: 1px solid var(--border);
  background: rgba(7, 17, 31, .9);
  backdrop-filter: blur(18px);
}
.brand { display: flex; gap: .8rem; align-items: center; margin-bottom: 2rem; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: #020617;
  font-size: 1.4rem;
  font-weight: 900;
}
.brand strong { display: block; font-size: 1.1rem; }
.brand small, .label, .muted, .eyebrow { color: var(--muted); }
.side-nav { display: grid; gap: .35rem; }
.side-nav a, .side-footer a {
  display: block;
  padding: .65rem .8rem;
  border-radius: 12px;
  color: var(--text);
}
.side-nav a.active, .side-nav a:hover, .side-footer a:hover { background: rgba(56, 189, 248, .12); }
.side-footer { position: absolute; bottom: 1.4rem; left: 1.4rem; right: 1.4rem; }
.workspace { min-width: 0; }
.topbar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.4rem 2rem;
  border-bottom: 1px solid var(--border);
  background: rgba(15, 23, 42, 0.72);
  position: sticky;
  top: 0;
  backdrop-filter: blur(14px);
  z-index: 1;
}
.topbar h1 { margin-bottom: 0; letter-spacing: -.04em; }
.topbar-actions { display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; justify-content: end; }
.search { display: flex; align-items: center; gap: .5rem; color: var(--muted); }
.search input {
  width: min(34vw, 360px);
  border: 1px solid var(--border);
  background: rgba(15, 23, 42, .9);
  color: var(--text);
  border-radius: 999px;
  padding: .7rem 1rem;
}
.live-clock, .refresh-pill {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .55rem .8rem;
  color: var(--muted);
  background: rgba(17, 24, 39, .72);
}
main { max-width: 1500px; margin: 0 auto; padding: 2rem; }
.hero { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.hero h2 { font-size: 2.2rem; margin-bottom: .2rem; }
.hero-actions, .actions { display: flex; gap: .5rem; flex-wrap: wrap; }
.cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; margin: 1rem 0; }
.card, .panel, .server-card, .empty-state {
  background: rgba(17, 24, 39, 0.9);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 24px 60px rgba(0,0,0,.25);
}
.card { padding: 1.2rem; position: relative; overflow: hidden; }
.card::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 3px;
  background: var(--blue);
}
.card.accent-green::after { background: var(--ok); }
.card.accent-amber::after { background: var(--warn); }
.card.accent-red::after { background: var(--crit); }
.card.accent-purple::after { background: var(--purple); }
.card strong { display: block; font-size: 2.2rem; margin-top: .35rem; }
.card small { color: var(--muted); }
.panel, .empty-state { padding: 1.3rem; margin-bottom: 1rem; }
.panel-header, .server-head { display: flex; justify-content: space-between; gap: 1rem; align-items: start; }
button, .button-link {
  border: 1px solid var(--border);
  background: var(--panel-soft);
  color: var(--text);
  border-radius: 999px;
  padding: .55rem .9rem;
  cursor: pointer;
}
.server-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); gap: 1rem; }
.server-card { padding: 1rem; }
.pill { border-radius: 999px; padding: .25rem .65rem; font-size: .8rem; text-transform: uppercase; }
.ok { background: rgba(34,197,94,.18); color: #86efac; }
.warn { background: rgba(245,158,11,.18); color: #fcd34d; }
.crit { background: rgba(239,68,68,.18); color: #fca5a5; }
.unknown { background: rgba(100,116,139,.2); color: #cbd5e1; }
.health-band { display: flex; gap: 2px; min-height: 26px; align-items: center; margin: .8rem 0; }
.beat { display: inline-block; width: 6px; height: 22px; border-radius: 2px; }
.beat.ok, .dot.ok { background: var(--ok); }
.beat.warn, .dot.warn { background: var(--warn); }
.beat.crit, .dot.crit { background: var(--crit); }
.beat.unknown, .dot.unknown { background: var(--unknown); }
.empty { color: var(--muted); font-size: .85rem; }
.facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .8rem; margin: 0; }
.facts div { background: rgba(31,41,55,.65); border-radius: 12px; padding: .7rem; }
/* Whole-tile status tints for at-a-glance server cards (crit/warn/ok). */
.facts div.fact-crit { background: rgba(239,68,68,.16); }
.facts div.fact-crit dd { color: #fca5a5; }
.facts div.fact-warn { background: rgba(245,158,11,.16); }
.facts div.fact-warn dd { color: #fcd34d; }
.facts div.fact-ok { background: rgba(34,197,94,.14); }
.facts div.fact-ok dd { color: #86efac; }
dt { color: var(--muted); font-size: .8rem; }
dd { margin: .2rem 0 0; font-weight: 650; }
.server-actions { display: flex; gap: .5rem; margin: .8rem 0; align-items: center; }
button.danger { border-color: rgba(239,68,68,.45); color: #fecaca; }
button:disabled { opacity: .45; cursor: not-allowed; }
.grid-two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; border-bottom: 1px solid var(--border); padding: .65rem .4rem; vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
.timeline { list-style: none; padding: 0; margin: 0; }
.event { border-left: 3px solid var(--unknown); padding: .2rem 0 .8rem 1rem; margin-bottom: .7rem; }
.event.info { border-color: var(--ok); }
.event.warning { border-color: var(--warn); }
.event.error { border-color: var(--crit); }
.event time { color: var(--muted); display: block; font-size: .82rem; }
.event span { color: var(--muted); margin-left: .5rem; }
.event p { margin: .25rem 0 0; }
/* access / roles */
.login-panel { max-width: 420px; }
.login-form { display: flex; flex-direction: column; gap: .8rem; margin-top: .6rem; }
.login-form label { display: flex; flex-direction: column; gap: .35rem; font-size: .85rem; color: var(--muted); }
.login-form input { padding: .6rem .8rem; border-radius: 10px; border: 1px solid var(--border); background: var(--panel-soft); color: var(--text); }
.role-badge { display: inline-block; border-radius: 999px; padding: .1rem .55rem; font-size: .72rem; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.role-badge.role-admin { background: rgba(56,189,248,.16); color: #67e8f9; }
.role-badge.role-watcher { background: rgba(34,197,94,.16); color: #86efac; }
.role-badge.role-anon { background: rgba(100,116,139,.2); color: #cbd5e1; }
/* firewall manage controls */
.fw-manage { white-space: nowrap; }
.fw-action { display: inline-flex; gap: .3rem; align-items: center; margin: .15rem .3rem .15rem 0; }
.fw-action select { padding: .35rem .5rem; border-radius: 999px; border: 1px solid var(--border); background: var(--panel-soft); color: var(--text); }
.fw-action button { padding: .35rem .7rem; font-size: .82rem; }
.upgrade-form { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; margin-top: .4rem; }
.upgrade-form .check { display: inline-flex; align-items: center; gap: .4rem; color: var(--muted); font-size: .85rem; }
.upgrade-form button.danger { border-color: rgba(239,68,68,.4); }
/* "why not green" reason line on a dashboard server card */
.card-reason { margin: .1rem 0 .4rem; font-size: .78rem; line-height: 1.3;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card-reason strong { text-transform: uppercase; letter-spacing: .03em; font-size: .72rem; }
/* live operation log */
.run-log { margin: .6rem 0 0; max-height: 60vh; overflow: auto; padding: .8rem 1rem;
  background: #0b1220; border: 1px solid var(--border); border-radius: 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .8rem;
  line-height: 1.45; white-space: pre-wrap; word-break: break-word; color: #cbd5e1; }
.run-list { list-style: none; padding: 0; margin: .4rem 0 0; display: flex; flex-direction: column; gap: .35rem; }
.run-list a { display: inline-flex; align-items: center; gap: .5rem; }
.reboot-list { display: flex; flex-direction: column; gap: .5rem; margin-top: .5rem; }
.reboot-row { display: flex; align-items: center; gap: .6rem; }
.reboot-row form { margin: 0; }

/* Alert Center */
.alert-list { display: flex; flex-direction: column; gap: .5rem; margin-top: .5rem; }
.alert-row { display: flex; align-items: center; gap: .7rem; padding: .6rem .75rem; border: 1px solid var(--border); border-left: 3px solid var(--border); border-radius: 9px; background: var(--panel-soft, rgba(255,255,255,.02)); }
.alert-row.alert-crit { border-left-color: var(--crit); }
.alert-row.alert-warn { border-left-color: var(--warn); }
.alert-row.alert-ok { border-left-color: var(--ok); }
.alert-main { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; gap: .1rem; }
.alert-server { font-weight: 600; text-decoration: none; }
.alert-reason { font-size: .85rem; color: var(--muted); }
.alert-since { white-space: nowrap; font-size: .82rem; }

/* Live htop terminal (xterm.js) */
.htop-term { width: 100%; height: 72vh; min-height: 440px; background: #0f172a; border: 1px solid var(--border); border-radius: 10px; padding: 8px; overflow: hidden; }
.htop-term .xterm { height: 100%; }
.htop-term .xterm-viewport { overflow-y: hidden !important; }

/* Private network map (Networking) */
.net-cloud { border: 1px solid var(--border); border-radius: 12px; padding: .9rem 1rem; margin-top: .8rem; background: var(--panel-soft, rgba(255,255,255,.02)); }
.net-cloud-head { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; margin-bottom: .6rem; }
.net-cloud-name { font-weight: 650; font-size: 1.02rem; }
/* Subnet <-> servers connector layout (Hetzner-console style): the subnet sits
   on the left as one node, linked by dotted lines to its servers on the right. */
.net-topo { display: grid; grid-template-columns: max-content 1fr; align-items: center; margin-top: .6rem; }
.net-subnet-side { position: relative; padding-right: 34px; }
.net-subnet-side::after { content: ""; position: absolute; right: 0; top: 50%; width: 34px; border-top: 2px dotted var(--blue); }
.net-subnet-box { border: 1px dashed var(--border); border-radius: 10px; padding: .55rem .7rem; display: inline-flex; flex-direction: column; gap: .25rem; background: var(--panel-soft, rgba(255,255,255,.03)); }
.net-subnet-box.is-warn { border-color: var(--warn); }
.net-subnet-meta { font-size: .78rem; color: var(--muted); }
.net-server-side { position: relative; list-style: none; margin: 0; padding: .2rem 0 .2rem 34px; display: flex; flex-direction: column; gap: .5rem; }
.net-server-side::before { content: ""; position: absolute; left: 0; top: 1.5rem; bottom: 1.5rem; border-left: 2px dotted var(--blue); }
.net-server-side > li { position: relative; }
.net-server-side > li.net-row::before { content: ""; position: absolute; left: -34px; top: 50%; width: 34px; border-top: 2px dotted var(--blue); }
.net-node { display: inline-flex; flex-direction: column; gap: .1rem; min-width: 9rem; padding: .45rem .6rem; border: 1px solid var(--border); border-radius: 9px; text-decoration: none; color: inherit; background: var(--surface, rgba(255,255,255,.03)); border-left: 3px solid var(--ok, #3fb950); }
.net-node:hover { border-color: var(--blue, #4493f8); }
.net-node.is-down { border-left-color: var(--crit, #f85149); }
.net-node-name { font-weight: 600; font-size: .9rem; }
.net-node-ip { font-family: ui-monospace, SFMono-Regular, monospace; font-size: .8rem; color: var(--muted, #8b949e); }
@media (max-width: 680px) {
  .net-topo { grid-template-columns: 1fr; }
  .net-subnet-side { padding-right: 0; }
  .net-subnet-side::after { display: none; }
  .net-server-side { padding-left: 0; }
  .net-server-side::before, .net-server-side > li.net-row::before { display: none; }
}

/* Firewall catalog (Firewalls) */
.fw-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(20rem, 1fr)); gap: .8rem; margin-top: .6rem; }
.fw-card { border: 1px solid var(--border); border-radius: 12px; padding: .8rem .9rem; background: var(--panel-soft, rgba(255,255,255,.02)); }
.fw-card-head { display: flex; align-items: baseline; justify-content: space-between; gap: .5rem; margin-bottom: .5rem; }
.fw-rules { display: flex; flex-direction: column; gap: .3rem; margin-bottom: .6rem; }
.fw-rule { display: flex; align-items: center; gap: .45rem; flex-wrap: wrap; font-size: .85rem; }
.fw-rule .fw-proto { text-transform: uppercase; font-size: .72rem; letter-spacing: .03em; color: var(--muted, #8b949e); }
.fw-rule .fw-port { font-family: ui-monospace, SFMono-Regular, monospace; font-weight: 600; }
.fw-active { display: flex; align-items: center; gap: .35rem; flex-wrap: wrap; border-top: 1px solid var(--border); padding-top: .55rem; }
.fw-active-label { font-size: .72rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted, #8b949e); margin-right: .2rem; }
/* Make plain pills visible inside the new map/catalog components. */
.net-cloud-head .pill, .net-subnet-box .pill, .fw-active .pill { background: rgba(148,163,184,.14); color: var(--text); border: 1px solid var(--border); text-decoration: none; }
.net-cloud-head .pill.accent-blue, .fw-active .pill.accent-blue { background: rgba(56,189,248,.16); color: #67e8f9; border-color: rgba(56,189,248,.35); }
.event span.event-count { display: inline-block; margin: .3rem 0 0; padding: .05rem .45rem;
  border-radius: 999px; font-size: .78rem; font-weight: 600; background: rgba(148,163,184,.14); }
.event span.event-count.crit-text { color: #fca5a5; background: rgba(239,68,68,.14); }
.event span.event-count.warn-text { color: #fcd34d; background: rgba(245,158,11,.14); }
.event span.event-count.ok-text { color: #86efac; background: rgba(34,197,94,.14); }
code { background: rgba(31,41,55,.8); border-radius: 6px; padding: .1rem .35rem; }
[hidden] { display: none !important; }
@media (max-width: 1100px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: relative; height: auto; border-right: 0; border-bottom: 1px solid var(--border); }
  .side-footer { position: static; margin-top: 1rem; }
  .side-nav { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .cards, .grid-two { grid-template-columns: 1fr; }
  .topbar, .hero { flex-direction: column; align-items: stretch; }
  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .search input { width: 100%; }
}

.widget-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}
.widget {
  background: rgba(17, 24, 39, 0.82);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1rem;
  box-shadow: 0 18px 48px rgba(0,0,0,.18);
}
.widget summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
  list-style: none;
}
.widget summary::-webkit-details-marker { display: none; }
.widget summary span { color: var(--muted); text-transform: uppercase; font-size: .78rem; letter-spacing: .08em; }
.widget summary strong { font-size: 2rem; letter-spacing: -.04em; }
.widget-meter { height: 8px; border-radius: 999px; background: rgba(100,116,139,.22); overflow: hidden; margin: .9rem 0; }
.widget-meter span { display: block; height: 100%; background: linear-gradient(90deg, var(--blue), var(--ok)); }
.widget-facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .6rem; margin: .9rem 0 0; }
.widget-facts div { background: rgba(31,41,55,.55); border-radius: 12px; padding: .65rem; }
.widget-facts.status-row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ok-text { color: #86efac; }
.warn-text { color: #fcd34d; }
.crit-text { color: #fca5a5; }
@media (max-width: 1100px) {
  .widget-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 700px) {
  .widget-grid { grid-template-columns: 1fr; }
}

.pill-stack { display: flex; gap: .35rem; flex-wrap: wrap; justify-content: end; align-items: center; }
.pill.protected { background: rgba(56,189,248,.16); color: #67e8f9; border: 1px solid rgba(56,189,248,.35); }
.protected-note { border: 1px solid rgba(56,189,248,.35); border-radius: 12px; padding: .8rem; background: rgba(56,189,248,.08); }

/* v0.5.4 Server Workspace */
.server-workspace-shell .workspace-tabs {
  position: sticky;
  top: 82px;
  z-index: 1;
  display: flex;
  gap: .45rem;
  flex-wrap: wrap;
  padding: .7rem 0 1rem;
  background: linear-gradient(180deg, rgba(7,17,31,.94), rgba(7,17,31,.68));
  backdrop-filter: blur(12px);
}
.workspace-tabs a {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .45rem .75rem;
  color: var(--text);
  background: rgba(31,41,55,.58);
}
.server-hero { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 1rem; align-items: center; }
.server-health-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(110px, 1fr));
  gap: .6rem;
}
.server-health-strip div,
.filesystem-row,
.certificate-card {
  background: rgba(31,41,55,.62);
  border: 1px solid rgba(51,65,85,.72);
  border-radius: 14px;
  padding: .75rem;
}
.server-health-strip span,
.filesystem-row small,
.certificate-card small { display: block; color: var(--muted); font-size: .8rem; }
.server-health-strip strong { display: block; margin-top: .2rem; }
.server-workspace-grid { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 1rem; align-items: start; }
.server-main-column { min-width: 0; }
.actions-panel { position: sticky; top: 150px; }
.actions-panel form, .actions-panel button, .actions-panel a.button-link { width: 100%; margin-bottom: .55rem; text-align: center; box-sizing: border-box; display: block; }
.actions-panel a.button-link[aria-disabled="true"] { opacity: .45; pointer-events: none; }
.actions-panel .action-group-label { font-size: .7rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: .2rem 0 .4rem; }
.actions-panel hr { border: 0; border-top: 1px solid var(--border); margin: 1rem 0; }
.facts.single-column { grid-template-columns: 1fr; }
.health-band.large .beat { width: 8px; height: 30px; }
.filesystem-list { display: grid; gap: .7rem; }
.filesystem-row { display: grid; grid-template-columns: 190px minmax(0, 1fr) 70px; gap: .8rem; align-items: center; }
.bar { height: 11px; border-radius: 999px; overflow: hidden; background: rgba(100,116,139,.22); }
.bar span { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--blue), var(--warn)); }
.compact-cards { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.compact-cards .card strong { font-size: 1.6rem; }
.certificate-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: .8rem; }
.certificate-card strong, .certificate-card span { display: block; }
.certificate-card span { color: #67e8f9; margin: .25rem 0; font-weight: 700; }
@media (max-width: 1200px) {
  .server-workspace-grid, .server-hero { grid-template-columns: 1fr; }
  .actions-panel { position: static; }
}
@media (max-width: 760px) {
  .server-health-strip, .compact-cards { grid-template-columns: 1fr 1fr; }
  .filesystem-row { grid-template-columns: 1fr; }
}

/* v0.5.5 Inventory Explorer */
.filter-bar { display: flex; flex-wrap: wrap; gap: 1rem; margin: 1rem 0 1.2rem; }
.chip-group { display: flex; flex-wrap: wrap; gap: .4rem; align-items: center; }
.chip {
  border: 1px solid var(--border);
  background: rgba(31,41,55,.55);
  color: var(--muted);
  border-radius: 999px;
  padding: .35rem .8rem;
  font-size: .82rem;
  text-transform: capitalize;
}
.chip.active { background: rgba(56,189,248,.16); color: #67e8f9; border-color: rgba(56,189,248,.4); }
.table-scroll { overflow-x: auto; border-radius: 14px; }
.data-table { min-width: 920px; }
.data-table th { white-space: nowrap; }
.data-table.sortable th[data-sort] { cursor: pointer; user-select: none; }
.data-table.sortable th[data-sort]:hover { color: var(--text); }
.data-table.sortable th.sort-asc::after { content: " ▲"; color: var(--blue); }
.data-table.sortable th.sort-desc::after { content: " ▼"; color: var(--blue); }
.data-table td .pill { margin-left: .4rem; font-size: .7rem; }
.table-footnote { margin: .9rem 0 0; font-size: .85rem; }

/* v0.5.6 Event Timeline */
.event-timeline { display: grid; gap: 1.4rem; }
.event-day-heading { font-size: 1rem; margin: 0 0 .6rem; padding-bottom: .4rem; border-bottom: 1px solid var(--border); }
.crit-chip.active { background: rgba(239,68,68,.18); color: #fca5a5; border-color: rgba(239,68,68,.4); }
.warn-chip.active { background: rgba(245,158,11,.18); color: #fcd34d; border-color: rgba(245,158,11,.4); }
.ok-chip.active { background: rgba(34,197,94,.18); color: #86efac; border-color: rgba(34,197,94,.4); }

/* v0.5.7 Health Band */
.health-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); gap: 1rem; }
.health-card .health-band.large { margin: 1rem 0; flex-wrap: wrap; }
.uptime-badge { border: 1px solid var(--border); border-radius: 999px; padding: .25rem .65rem; font-size: .78rem; color: var(--muted); }
.dimension-row { display: flex; flex-wrap: wrap; gap: .6rem; margin: .6rem 0 1rem; }
.dimension {
  display: flex; align-items: center; gap: .4rem;
  background: rgba(31,41,55,.6); border: 1px solid rgba(51,65,85,.7);
  border-radius: 999px; padding: .35rem .7rem; font-size: .82rem;
}
.dimension .dim-name { text-transform: uppercase; letter-spacing: .04em; font-size: .72rem; color: var(--muted); }
.dimension small { color: var(--text); font-weight: 650; }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; }
@media (max-width: 760px) { .health-grid { grid-template-columns: 1fr; } }

/* v0.5.10 Certificate Center */
.issuer-list { display: grid; gap: .5rem; }
.issuer-row {
  display: flex; justify-content: space-between; align-items: center;
  background: rgba(31,41,55,.6); border: 1px solid rgba(51,65,85,.7);
  border-radius: 12px; padding: .6rem .8rem;
}
.issuer-row strong { font-size: 1.1rem; }

/* v0.5.11 Package Center */
.reboot-banner { border-color: rgba(245,158,11,.4); background: rgba(245,158,11,.06); }
.pill-stack.start { justify-content: flex-start; margin-top: .6rem; }
.pill-stack.start .pill { text-decoration: none; }

/* v0.5.12 Dashboard Polish */
.center-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: .7rem;
  margin: 1rem 0;
}
.center-link {
  display: flex; flex-direction: column; gap: .2rem;
  border: 1px solid var(--border);
  background: rgba(17,24,39,.82);
  border-radius: 14px;
  padding: .85rem 1rem;
  color: var(--text);
  transition: border-color .15s ease, transform .15s ease;
}
.center-link:hover { border-color: rgba(56,189,248,.5); transform: translateY(-1px); }
.center-link span { font-weight: 650; }
.center-link small { color: var(--muted); }
.center-link.warn { border-color: rgba(245,158,11,.5); background: rgba(245,158,11,.08); }
.center-link.warn span { color: #fcd34d; }
.center-link.crit { border-color: rgba(239,68,68,.55); background: rgba(239,68,68,.10); }
.center-link.crit span { color: #fca5a5; }
.app-footer {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem;
  max-width: 1500px; margin: 0 auto; padding: 1.4rem 2rem 2.4rem;
  border-top: 1px solid var(--border); color: var(--muted); font-size: .85rem;
}
.side-nav a.active { font-weight: 650; }
@media (max-width: 1100px) {
  .side-nav { grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); }
}


/* --- v0.11.0: health tiers (on/up/ok) --- */
.tier-badges { display: inline-flex; gap: 4px; flex-wrap: wrap; justify-content: flex-end; }
.tier-badge { font-size: .74rem; padding: .2rem .55rem; border-radius: 999px; border: 1px solid var(--border, #2a3344); color: var(--text-muted, #9fb0c3); white-space: nowrap; }
.tier-on { color: #6fb1ff; border-color: rgba(111,177,255,0.35); }
.tier-up { color: #f2c14e; border-color: rgba(242,193,78,0.35); }
.tier-ok { color: #5fd08a; border-color: rgba(95,208,138,0.35); }

/* --- v0.11.0: collapsible sections --- */
details.collapsible > summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: 10px; }
details.collapsible > summary::-webkit-details-marker { display: none; }
/* Center the header contents so the JSON pill lines up with the toggle. */
details.collapsible > summary .panel-header { flex: 1 1 auto; margin: 0; align-items: center; }
details.collapsible > summary .panel-header h2 { margin: 0; }
/* JSON link and the collapse toggle render as matching pills in the header. */
details.collapsible > summary .panel-header a,
details.collapsible > summary::after {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 30px;
  box-sizing: border-box;
  padding: 0 .9rem;
  border: 1px solid var(--border);
  background: var(--panel-soft);
  color: var(--text);
  border-radius: 999px;
  font-size: 1rem;
  line-height: 1;
  text-decoration: none;
}
/* Thin v/^ chevron. Open shows v (points at the revealed content), collapsed ^. */
details.collapsible > summary::after { content: "\2304"; font-size: 1.7rem; transition: transform 0.15s ease; }
details.collapsible:not([open]) > summary::after { transform: rotate(180deg); }

/* Long-list collapse toggle: a chevron pill that matches the .button-link next to it. */
.list-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); background: var(--panel-soft); color: var(--text);
  border-radius: 999px; padding: .55rem .9rem; cursor: pointer; font-size: 1rem; line-height: 1;
}
.list-toggle::after { content: "\2304"; font-size: 1.5rem; line-height: 0; transition: transform 0.15s ease; }
.list-toggle[aria-expanded="false"]::after { transform: rotate(180deg); }
/* Collapsing a long list hides the list, but keeps the header and any
   summary pills marked .collapse-keep (e.g. Docker's running/stopped counts). */
.panel.list-collapsed > :not(.panel-header):not(.collapse-keep) { display: none; }
details.collapse-more > summary { cursor: pointer; color: var(--text-muted, #9fb0c3); padding: 10px 0; list-style: none; }
details.collapse-more > summary::-webkit-details-marker { display: none; }
details.collapse-more > summary::before { content: "\25BE "; }
details.collapse-more[open] > summary::before { content: "\25B4 "; }

/* --- v0.12.0: Hetzner metric charts --- */
.metric-charts { display: flex; flex-direction: column; gap: 1.1rem; }
.metric-block { display: flex; flex-direction: column; gap: .35rem; }
.metric-head { display: flex; align-items: center; justify-content: space-between; gap: .5rem; }
.metric-title { font-weight: 600; font-size: .9rem; }
.metric-title small { font-weight: 400; }
.metric-chart { width: 100%; display: block; }
.metric-block .metric-chart { height: 104px; background: rgba(127,148,173,0.06); border-radius: 8px; }
/* y-axis scale rendered in HTML next to the (stretching) chart svg. */
.metric-plot { display: flex; align-items: stretch; gap: .4rem; }
.metric-plot .metric-chart { flex: 1 1 auto; min-width: 0; }
.metric-yaxis { display: flex; flex-direction: column; justify-content: space-between; align-items: flex-end;
  height: 104px; padding: 7px 0; width: 40px; flex: 0 0 40px; text-align: right;
  font-size: .68rem; line-height: 1; color: var(--muted, #9fb0c3); white-space: nowrap; }
/* shared x-axis (time of day) under the charts, aligned past the y-axis. */
.metric-xaxis { display: flex; gap: .4rem; margin-top: .15rem; }
.metric-yaxis-spacer { width: 40px; flex: 0 0 40px; }
.metric-xticks { flex: 1 1 auto; display: flex; justify-content: space-between;
  font-size: .68rem; color: var(--muted, #9fb0c3); }
.metric-range a { text-transform: none; }
.metric-legend { display: flex; flex-wrap: wrap; gap: .25rem 1rem; font-size: .74rem; color: var(--muted, #9fb0c3); }
.metric-foot { font-size: .72rem; margin: .1rem 0 0; }
.metric-keys { display: inline-flex; gap: .6rem; font-size: .72rem; color: var(--muted, #9fb0c3); }
.metric-keys .key::before { content: ""; display: inline-block; width: 9px; height: 3px; border-radius: 2px; margin-right: 4px; vertical-align: middle; }
.key-in::before, .key-read::before { background: #5fd08a; }
.key-out::before { background: #f2c14e; }
.key-read::before { background: #6fb1ff; }
.key-write::before { background: #b98bff; }
.metric-toggle { display: inline-flex; border: 1px solid var(--border, #2a3344); border-radius: 999px; overflow: hidden; }
.metric-toggle .seg { padding: .12rem .6rem; font-size: .74rem; color: var(--muted, #9fb0c3); text-decoration: none; }
.metric-toggle .seg.active { background: rgba(111,177,255,0.18); color: #cfe2ff; }
.metric-toggle .seg.disabled { opacity: .4; pointer-events: none; }
.card-spark { margin-top: .5rem; }
.card-spark .metric-chart { height: 30px; }
.card-spark-label { font-size: .68rem; color: var(--muted, #9fb0c3); }

/* ============ Light theme (toggle via [data-theme="light"]) ============ */
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #eef2f7; --surface: #ffffff; --panel: #ffffff; --panel-soft: #eef1f6;
  --text: #0f172a; --muted: #5b6573; --border: #d3dbe6;
  --blue: #2563eb; --purple: #7c3aed;
}
:root[data-theme="light"] body { background: radial-gradient(circle at top left, #e6ecf5, var(--bg)); }
:root[data-theme="light"] a { color: #0369a1; }
:root[data-theme="light"] .sidebar { background: rgba(255,255,255,.92); }
:root[data-theme="light"] .side-nav a.active,
:root[data-theme="light"] .side-nav a:hover,
:root[data-theme="light"] .side-footer a:hover { background: rgba(37,99,235,.10); }
:root[data-theme="light"] .topbar { background: rgba(255,255,255,.8); }
:root[data-theme="light"] .search input,
:root[data-theme="light"] .login-form input { background: #ffffff; }
:root[data-theme="light"] .live-clock,
:root[data-theme="light"] .refresh-pill,
:root[data-theme="light"] .theme-toggle { background: #ffffff; }
:root[data-theme="light"] .card,
:root[data-theme="light"] .panel,
:root[data-theme="light"] .server-card,
:root[data-theme="light"] .empty-state { background: #ffffff; box-shadow: 0 10px 30px rgba(15,23,42,.06); }
:root[data-theme="light"] button,
:root[data-theme="light"] .button-link { background: #f1f5fa; }
:root[data-theme="light"] button.danger { color: #b91c1c; }
:root[data-theme="light"] .ok { background: rgba(34,197,94,.16); color: #15803d; }
:root[data-theme="light"] .warn { background: rgba(245,158,11,.20); color: #b45309; }
:root[data-theme="light"] .crit { background: rgba(239,68,68,.14); color: #b91c1c; }
:root[data-theme="light"] .unknown { background: rgba(100,116,139,.16); color: #475569; }
:root[data-theme="light"] .ok-text { color: #15803d; }
:root[data-theme="light"] .warn-text { color: #b45309; }
:root[data-theme="light"] .crit-text { color: #b91c1c; }
:root[data-theme="light"] .facts div { background: #f1f5fa; }
:root[data-theme="light"] .facts div.fact-crit { background: rgba(239,68,68,.12); }
:root[data-theme="light"] .facts div.fact-crit dd { color: #b91c1c; }
:root[data-theme="light"] .facts div.fact-warn { background: rgba(245,158,11,.14); }
:root[data-theme="light"] .facts div.fact-warn dd { color: #b45309; }
:root[data-theme="light"] .facts div.fact-ok { background: rgba(34,197,94,.12); }
:root[data-theme="light"] .facts div.fact-ok dd { color: #15803d; }
:root[data-theme="light"] .role-badge.role-admin { color: #0369a1; }
:root[data-theme="light"] .net-node,
:root[data-theme="light"] .fw-card,
:root[data-theme="light"] .alert-row,
:root[data-theme="light"] .net-cloud,
:root[data-theme="light"] .net-subnet-box { background: #f7f9fc; }

/* Theme toggle button (base topbar) */
.theme-toggle { border: 1px solid var(--border); border-radius: 999px; padding: .5rem .75rem; color: var(--muted); background: rgba(17,24,39,.72); cursor: pointer; font-size: 1rem; line-height: 1; }
.theme-toggle:hover { color: var(--text); }

/* ---- Light theme: fix dark tiles + low-contrast accents ---- */
:root[data-theme="light"] .center-link { background: #ffffff; }
:root[data-theme="light"] .center-link:hover { border-color: rgba(37,99,235,.5); }
:root[data-theme="light"] .center-link.warn { background: rgba(245,158,11,.12); }
:root[data-theme="light"] .center-link.warn span { color: #b45309; }
:root[data-theme="light"] .center-link.crit { background: rgba(239,68,68,.10); }
:root[data-theme="light"] .center-link.crit span { color: #b91c1c; }
:root[data-theme="light"] .widget { background: #ffffff; box-shadow: 0 10px 30px rgba(15,23,42,.06); }
:root[data-theme="light"] .widget-facts div { background: #f1f5fa; }
:root[data-theme="light"] .widget-meter { background: rgba(100,116,139,.18); }
:root[data-theme="light"] .net-node-name,
:root[data-theme="light"] .net-server-side a,
:root[data-theme="light"] .net-node { color: #0f172a; }
:root[data-theme="light"] .net-cloud-head .pill.accent-blue,
:root[data-theme="light"] .fw-active .pill.accent-blue { color: #0c447c; }
:root[data-theme="light"] .tier-on { color: #185fa5; border-color: rgba(24,95,165,.35); }
:root[data-theme="light"] .tier-up { color: #854f0b; border-color: rgba(133,79,11,.35); }
:root[data-theme="light"] .tier-ok { color: #0f6e56; border-color: rgba(15,110,86,.35); }
:root[data-theme="light"] .tier-badge { color: #5b6573; }

.reach-line { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; margin-top: .4rem; font-size: .82rem; }

/* Light-theme fixes for the server workspace + health band contrast */
:root[data-theme="light"] .server-workspace-shell .workspace-tabs { background: linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,255,255,.72)); }
:root[data-theme="light"] .workspace-tabs a { background: #eef2f7; }
:root[data-theme="light"] .server-health-strip div,
:root[data-theme="light"] .filesystem-row,
:root[data-theme="light"] .certificate-card { background: #f4f7fb; border-color: var(--border); }
:root[data-theme="light"] .beat.ok, :root[data-theme="light"] .dot.ok { background: #15a34a; }
:root[data-theme="light"] .beat.warn, :root[data-theme="light"] .dot.warn { background: #d97706; }
:root[data-theme="light"] .beat.crit, :root[data-theme="light"] .dot.crit { background: #dc2626; }
.beat { flex: 0 0 auto; }
.fs-usage { text-align: right; }
.fs-usage small { display: block; color: var(--muted); font-size: .78rem; }