/* =========================================================================
   MDRCloud Design Tokens
   Deep root background, dark surfaces, electric blue signals, vibrant accents.
   ========================================================================= */
:root {
  --bg: #02040a;
  --surface: #0a0d18;
  --surface-2: #0d111e;
  --ink: #f8fafc;
  --muted: #94a3b8;
  --line: rgba(255, 255, 255, 0.10);
  --signal: #3b82f6;
  --signal-ink: #ffffff;
  --run: #10b981;
  --warn: #f59e0b;
  --danger: #ef4444;

  --side: #04070f;
  --side-ink: #f8fafc;
  --side-muted: #94a3b8;
  --side-hover: rgba(59, 130, 246, 0.12);
  --side-active: rgba(59, 130, 246, 0.22);

  /* aliases used by older markup and the console page */
  --accent: var(--signal);
  --accent-ink: var(--signal-ink);
  --idle: #64748b;
  --chart-a: #3b82f6;
  --chart-b: #06b6d4;

  --sans: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --display: "Comfortaa", "Plus Jakarta Sans", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;

  color-scheme: dark;
}

/* =========================================================================
   Base
   ========================================================================= */
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 400 15px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
h1, h2, h3 { font-family: var(--display); line-height: 1.2; font-weight: 600; }
.mono { font-family: var(--mono); font-size: 0.9em; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.nowrap { white-space: nowrap; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 2px; }
.icon { flex: none; display: block; }
.os-img { display: block; object-fit: contain; }

/* =========================================================================
   Controls
   ========================================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: 600 14px/1 var(--sans);
  padding: 10px 14px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  transition: background-color .15s, border-color .15s, color .15s;
}
.btn:hover:not(:disabled) { border-color: color-mix(in srgb, var(--ink) 35%, var(--line)); }
.btn:disabled { opacity: 0.42; cursor: not-allowed; }
.btn.primary { background: var(--signal); border-color: var(--signal); color: var(--signal-ink); }
.btn.primary:hover:not(:disabled) { background: color-mix(in srgb, var(--signal) 88%, var(--ink)); }
.btn.danger { color: var(--danger); }
.btn.danger:hover:not(:disabled) { border-color: var(--danger); background: color-mix(in srgb, var(--danger) 6%, var(--surface)); }
.btn.ghost { background: transparent; border-color: transparent; }
.btn.ghost:hover:not(:disabled) { background: var(--surface-2); border-color: transparent; }
.btn.wide { width: 100%; padding: 12px 14px; }
.icon-btn {
  display: inline-grid; place-items: center; width: 38px; height: 38px;
  border-radius: var(--r-sm); border: 0; background: transparent; color: inherit; cursor: pointer;
}
.link-btn {
  display: inline-flex; align-items: center; gap: 6px;
  font: 500 14px var(--sans); color: var(--muted);
  background: none; border: 0; padding: 4px 0; cursor: pointer;
}
.link-btn:hover { color: var(--ink); }
.linklike {
  font: inherit; color: var(--signal); background: none; border: 0; padding: 0;
  text-decoration: underline; text-underline-offset: 2px; cursor: pointer;
}

input, textarea, select {
  font: inherit; color: inherit;
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--surface);
  transition: border-color .15s, box-shadow .15s;
}
input:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--signal);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--signal) 18%, transparent);
}
input:disabled, select:disabled { opacity: 0.55; }
textarea { font-family: var(--mono); font-size: 13px; resize: vertical; }
label { display: grid; gap: 6px; font-weight: 600; font-size: 14px; }
.hint { font-weight: 400; font-size: 13px; color: var(--muted); }
.form-error { color: var(--danger); min-height: 1.4em; margin: 0; font-size: 14px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row.end { justify-content: flex-end; }
.with-button { display: flex; gap: 8px; }
.check { grid-column: 1 / -1; display: flex; gap: 10px; align-items: flex-start; font-weight: 600; }
.check input { width: auto; margin-top: 4px; accent-color: var(--signal); }
.check .muted { display: block; font-weight: 400; font-size: 13px; max-width: 70ch; }

/* Status: the LED dot and the pill share one colour language */
.led { display: inline-block; flex: none; width: 9px; height: 9px; border-radius: 50%; background: var(--idle); }
.led.running { background: var(--run); box-shadow: 0 0 0 3px color-mix(in srgb, var(--run) 22%, transparent); }
.led.busy { background: var(--warn); }
.led.failed { background: var(--danger); }

.pill {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 4px 10px 4px 9px; border-radius: 999px;
  font-size: 12.5px; font-weight: 600; white-space: nowrap;
  background: color-mix(in srgb, var(--idle) 16%, transparent);
  color: var(--muted);
}
.pill::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.pill-running { background: color-mix(in srgb, var(--run) 14%, transparent); color: color-mix(in srgb, var(--run) 72%, var(--ink)); }
.pill-busy { background: color-mix(in srgb, var(--warn) 18%, transparent); color: color-mix(in srgb, var(--warn) 62%, var(--ink)); }
.pill-failed { background: color-mix(in srgb, var(--danger) 13%, transparent); color: var(--danger); }

.meter { display: block; height: 6px; border-radius: 3px; background: color-mix(in srgb, var(--line) 80%, transparent); overflow: hidden; }
.meter > i { display: block; height: 100%; border-radius: 3px; background: var(--signal); }

.spinner {
  width: 14px; height: 14px; flex: none; border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--warn) 30%, transparent); border-top-color: var(--warn);
  animation: spin .9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* =========================================================================
   Sign-in: the network picture on the left, the form on the right
   ========================================================================= */
.login { min-height: 100%; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); }
.login-art {
  background: var(--side); color: var(--side-ink);
  display: grid; grid-template-rows: auto 1fr auto; gap: 24px;
  padding: 40px clamp(24px, 5vw, 64px);
}
.login-brand { display: flex; align-items: center; gap: 12px; font-size: 19px; font-weight: 700; letter-spacing: -0.01em; }
.login-brand.small { display: none; color: var(--ink); }
.login-graphic { width: min(460px, 100%); height: auto; align-self: center; justify-self: center; }
.lg-edges path { stroke: var(--side-muted); stroke-width: 1.5; opacity: .5; fill: none; }
.lg-edges .lg-dash { stroke: #7c94ff; stroke-dasharray: 3 6; opacity: .9; }
.lg-hub { fill: #3558e6; }
.lg-node { fill: var(--side); stroke: var(--side-muted); stroke-width: 2; }
.lg-node.run { stroke: #3ccb8c; }
.lg-vpn { fill: var(--side); stroke: #7c94ff; stroke-width: 2; }
.login-claim { margin: 0; max-width: 34ch; font-size: 22px; line-height: 1.35; font-weight: 600; letter-spacing: -0.01em; }
.login-graphic .lg-node, .login-graphic .lg-vpn { animation: pop .5s both; }
.login-graphic .lg-node:nth-of-type(2) { animation-delay: .08s; }
.login-graphic .lg-node:nth-of-type(3) { animation-delay: .16s; }
.login-graphic .lg-node:nth-of-type(4) { animation-delay: .24s; }
.login-graphic .lg-node:nth-of-type(5) { animation-delay: .32s; }
.login-graphic .lg-node:nth-of-type(6) { animation-delay: .40s; }
.login-graphic .lg-vpn { animation-delay: .5s; }
.login-graphic circle, .login-graphic rect { transform-box: fill-box; transform-origin: center; }

.login-panel { display: grid; place-items: center; padding: 32px 24px; }
.login-box { width: min(380px, 100%); display: grid; gap: 18px; }
.login-box h1 { font-size: 30px; font-weight: 700; letter-spacing: -0.02em; margin: 0 0 4px; }

/* =========================================================================
   Shell: dark sidebar + main area
   ========================================================================= */
.shell {
  min-height: 100%; display: grid; grid-template-columns: 264px minmax(0, 1fr);
  background: linear-gradient(to right, var(--side) 264px, var(--bg) 264px);
}
.sidebar {
  background: var(--side); color: var(--side-ink);
  position: sticky; top: 0; height: 100vh;
  display: flex; flex-direction: column;
  padding: 20px 14px 16px;
}
.side-top { display: flex; align-items: center; justify-content: space-between; padding: 0 6px 20px; }
.brand { display: flex; align-items: center; gap: 10px; font-size: 17px; font-weight: 700; letter-spacing: -0.01em; }
.brand-mark { color: var(--side-ink); }
.login-panel .brand-mark, .admin-login .brand-mark { color: var(--ink); }
.side-toggle { display: none; color: var(--side-ink); }
.side-nav { display: flex; flex-direction: column; flex: 1; min-height: 0; }

.nav { display: grid; gap: 2px; }
.nav-item {
  display: flex; align-items: center; gap: 11px; width: 100%;
  padding: 9px 10px; border: 0; border-radius: var(--r-sm);
  background: transparent; color: var(--side-muted);
  font: 500 14.5px var(--sans); text-align: left; cursor: pointer;
}
.nav-item:hover { background: var(--side-hover); color: var(--side-ink); }
.nav-item[aria-current="true"] { background: var(--side-active); color: #fff; }
.nav-item[aria-current="true"] .icon { color: #9db0ff; }

.side-section { margin-top: 22px; display: flex; flex-direction: column; min-height: 0; flex: 1; }
.side-label {
  display: flex; align-items: center; gap: 8px;
  margin: 0 0 8px; padding: 0 10px;
  font-size: 13px; font-weight: 600; color: var(--side-muted);
}
.count { font-size: 12px; padding: 1px 7px; border-radius: 999px; background: var(--side-hover); }
.count:empty { display: none; }
.units { list-style: none; margin: 0; padding: 0; overflow-y: auto; display: grid; gap: 2px; align-content: start; }
.unit {
  width: 100%; display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 10px; align-items: center;
  padding: 7px 10px; border: 0; border-radius: var(--r-sm);
  background: transparent; color: inherit; font: inherit; text-align: left; cursor: pointer;
}
.unit:hover { background: var(--side-hover); }
.unit[aria-current="true"] { background: var(--side-active); }
.unit-glyph {
  position: relative; width: 34px; height: 34px; border-radius: 9px;
  display: grid; place-items: center; background: var(--side-hover); color: var(--side-ink);
}
.unit-glyph .led {
  position: absolute; right: -2px; bottom: -2px; width: 11px; height: 11px;
  border: 2px solid var(--side); background: var(--idle); box-shadow: none;
}
.unit-glyph.status-running .led { background: var(--run); }
.unit-glyph.status-busy .led { background: var(--warn); }
.unit-glyph.status-failed .led { background: var(--danger); }
.unit-text { display: grid; min-width: 0; }
.unit-name { font-size: 14px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.unit-meta { font-size: 12.5px; color: var(--side-muted); }
.side-empty { padding: 6px 10px; font-size: 13.5px; color: var(--side-muted); }

.side-foot {
  margin-top: 12px; padding: 12px 10px 0; border-top: 1px solid var(--side-hover);
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
}
.account { font-size: 13px; color: var(--side-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.side-foot .link-btn { color: var(--side-muted); font-size: 13px; }
.side-foot .link-btn:hover { color: var(--side-ink); }

.main { min-width: 0; padding: 28px clamp(18px, 4vw, 48px) 64px; }
.page, .detail-inner { max-width: 1080px; }

/* =========================================================================
   Page headers
   ========================================================================= */
.page-head, .detail-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  margin-bottom: 22px;
}
.page-head h1, .detail-head h1 { font-size: 30px; font-weight: 700; letter-spacing: -0.02em; margin: 0; }
.lede { margin: 6px 0 0; color: var(--muted); font-size: 15.5px; max-width: 62ch; }
.plan-line { margin: 6px 0 0; color: var(--muted); max-width: 70ch; }
.crumbs { margin-bottom: 14px; }
.h2 { font-size: 18px; font-weight: 700; letter-spacing: -0.01em; margin: 32px 0 12px; }
.h2:first-child { margin-top: 0; }
.section-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin: 28px 0 12px; }
.section-head h2 { font-size: 18px; font-weight: 700; margin: 0; }

/* =========================================================================
   Overview: the network map
   ========================================================================= */
.map-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 10px clamp(8px, 2vw, 24px) 16px;
  background-image: radial-gradient(circle, color-mix(in srgb, var(--line) 70%, transparent) 1px, transparent 1.2px);
  background-size: 22px 22px;
}
.netmap { display: block; width: 100%; height: auto; font-family: var(--sans); overflow: visible; }
.map-note { margin: 4px auto 0; text-align: center; font-size: 13px; color: var(--muted); max-width: 64ch; }

.netmap .edge { stroke: var(--line); stroke-width: 1.6; }
.netmap .edge-running { stroke: color-mix(in srgb, var(--run) 55%, var(--line)); stroke-width: 2; }
.netmap .edge-stopped { stroke-dasharray: 3 5; }
.netmap .edge-busy { stroke: color-mix(in srgb, var(--warn) 70%, var(--line)); stroke-dasharray: 5 5; }
.netmap .edge-failed { stroke: color-mix(in srgb, var(--danger) 60%, var(--line)); stroke-dasharray: 5 5; }
.netmap .edge-vpn { stroke: var(--signal); stroke-dasharray: 2 6; stroke-width: 2; stroke-linecap: round; }

.netmap .hub rect { fill: var(--ink); }
.netmap .hub-name { fill: var(--surface); font-size: 14px; font-weight: 700; }
.netmap .hub-sub { fill: color-mix(in srgb, var(--surface) 72%, var(--ink)); font-size: 12.5px; font-family: var(--mono); }

.netmap .map-node { cursor: pointer; outline: none; }
.netmap .map-node .disc { fill: var(--surface); stroke: var(--line); stroke-width: 1.5; }
.netmap .map-node .halo { fill: transparent; stroke: transparent; stroke-width: 2; }
.netmap .map-node .glyph { color: var(--ink); }
.netmap .map-node .dot { fill: var(--idle); stroke: var(--surface); stroke-width: 2.5; }
.netmap .node-running .disc { stroke: color-mix(in srgb, var(--run) 60%, var(--line)); }
.netmap .node-running .dot { fill: var(--run); }
.netmap .node-busy .dot { fill: var(--warn); }
.netmap .node-failed .dot { fill: var(--danger); }
.netmap .node-name { fill: var(--ink); font-size: 13px; font-weight: 600; }
.netmap .node-more { cursor: default; }
.netmap .node-more .node-name { fill: var(--muted); }
.netmap .map-node:hover .halo,
.netmap .map-node:focus-visible .halo { fill: color-mix(in srgb, var(--signal) 10%, transparent); stroke: var(--signal); }
.netmap .map-node:focus-visible .disc { stroke: var(--signal); }

.netmap .node-vpn .disc { fill: var(--surface); stroke: var(--signal); stroke-width: 1.5; }
.netmap .node-vpn .glyph { color: var(--signal); }
.netmap .vpn-name { fill: var(--ink); font-size: 13px; font-weight: 700; }
.netmap .vpn-sub { fill: var(--muted); font-size: 11.5px; }
.netmap .node-vpn:hover .disc,
.netmap .node-vpn:focus-visible .disc { fill: color-mix(in srgb, var(--signal) 10%, var(--surface)); stroke-width: 2; }

/* The one orchestrated moment: the map draws itself in once per session */
.netmap.animate .edge { animation: fade .5s ease-out both; }
.netmap.animate .hub { animation: pop .45s ease-out both; }
.netmap.animate .map-node { animation: pop .45s ease-out both; animation-delay: calc(0.25s + var(--i, 0) * 70ms); }
.netmap .hub, .netmap .map-node { transform-box: fill-box; transform-origin: center; }
@keyframes pop { from { opacity: 0; transform: scale(.7); } to { opacity: 1; transform: none; } }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .netmap.animate .edge, .netmap.animate .hub, .netmap.animate .map-node,
  .login-graphic .lg-node, .login-graphic .lg-vpn { animation: none; }
  .spinner { animation-duration: 3s; }
}

/* =========================================================================
   Server rows (overview list)
   ========================================================================= */
.rows { list-style: none; margin: 0; padding: 0; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; }
.rows li + li { border-top: 1px solid var(--line); }
.server-row {
  width: 100%; display: grid; align-items: center; gap: 16px;
  grid-template-columns: 44px minmax(0, 1fr) auto 240px;
  padding: 14px 18px; border: 0; background: transparent; color: inherit;
  font: inherit; text-align: left; cursor: pointer;
}
.server-row:hover { background: var(--surface-2); }
.row-main { display: grid; min-width: 0; }
.row-name { font-weight: 700; font-size: 15.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row-facts { font-size: 13.5px; color: var(--muted); }
.row-load { display: grid; gap: 6px; }
.load { display: grid; grid-template-columns: 60px 1fr 40px; align-items: center; gap: 10px; font-size: 12.5px; color: var(--muted); }
.load-val { text-align: right; font-variant-numeric: tabular-nums; color: var(--ink); }
.load:nth-child(2) .meter > i { background: var(--run); }

.os-tile {
  width: 44px; height: 44px; border-radius: var(--r-md);
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--idle) 16%, transparent); color: var(--muted);
}
.os-tile.big { width: 58px; height: 58px; border-radius: 14px; }
.os-windows { background: color-mix(in srgb, var(--signal) 13%, transparent); color: var(--signal); }
.os-linux { background: color-mix(in srgb, var(--run) 14%, transparent); color: color-mix(in srgb, var(--run) 78%, var(--ink)); }

/* =========================================================================
   Server page
   ========================================================================= */
.server-head { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 8px; }
.server-title { flex: 1; min-width: 220px; }
.server-title h1 { font-size: 28px; font-weight: 700; letter-spacing: -0.02em; margin: 0 0 6px; }
.state-line { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 0; }
.power { display: flex; gap: 8px; flex-wrap: wrap; }

/* The bottom line is an inset shadow (not a border the tabs overlap), so the
   scrollable row never overflows vertically and shows no vertical scrollbar. */
.tabs {
  display: flex; gap: 4px; margin: 26px 0 24px;
  box-shadow: inset 0 -1px 0 var(--line);
  overflow-x: auto; overflow-y: hidden; scrollbar-width: thin;
}
.tab {
  display: inline-flex; align-items: center; gap: 7px;
  font: 600 14px var(--sans); color: var(--muted);
  background: none; border: 0; border-bottom: 2px solid transparent;
  padding: 10px 12px; cursor: pointer; white-space: nowrap;
}
.tab:hover { color: var(--ink); }
.tab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--signal); }
.tab[aria-selected="true"] .icon { color: var(--signal); }

.specs {
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px; margin: 0 0 8px;
  background: var(--line); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden;
}
.specs > div { background: var(--surface); padding: 14px 18px; }
.specs dt { font-size: 13px; color: var(--muted); }
.specs dd { margin: 3px 0 0; font-weight: 600; overflow-wrap: anywhere; }
.specs .wide { grid-column: 1 / -1; }
.specs dd .muted { font-weight: 400; }
.specs.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.charts { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.chart { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 16px 18px 12px; }
.chart h3 { font-size: 14px; font-weight: 600; margin: 0; display: flex; justify-content: space-between; gap: 8px; }
.chart h3 span { font-weight: 600; color: var(--ink); font-variant-numeric: tabular-nums; }
.chart svg { width: 100%; height: 96px; display: block; margin-top: 10px; }
.legend { display: flex; gap: 14px; font-size: 12.5px; color: var(--muted); margin-top: 6px; }
.legend i { display: inline-block; width: 12px; height: 3px; border-radius: 2px; vertical-align: middle; margin-right: 6px; }

.segmented { display: inline-flex; padding: 3px; gap: 2px; border-radius: 10px; background: color-mix(in srgb, var(--line) 60%, transparent); }
.segmented button { font: 600 13px var(--sans); border: 0; border-radius: 7px; background: transparent; color: var(--muted); padding: 6px 11px; cursor: pointer; }
.segmented button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgb(15 23 32 / 0.12); }

.pending { max-width: 64ch; margin-top: 24px; }
.pending p { margin: 0 0 12px; }
.progress-step { display: flex; gap: 10px; align-items: center; font-weight: 600; }
.error-box {
  font-size: 14px; padding: 12px 14px; border-radius: var(--r-md); overflow-wrap: anywhere;
  border: 1px solid color-mix(in srgb, var(--danger) 40%, var(--line));
  background: color-mix(in srgb, var(--danger) 6%, var(--surface));
}
.danger-zone {
  margin-top: 40px; padding: 18px 20px; border-radius: var(--r-lg);
  border: 1px solid color-mix(in srgb, var(--danger) 35%, var(--line));
  display: flex; gap: 16px; align-items: center; justify-content: space-between; flex-wrap: wrap;
}
.danger-zone h2 { font-size: 16px; margin: 0 0 2px; }
.danger-zone p { margin: 0; font-size: 14px; }

.snap-list { list-style: none; padding: 0; margin: 0 0 28px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); overflow: hidden; }
.snap-list li { display: flex; gap: 12px; align-items: center; padding: 14px 18px; flex-wrap: wrap; }
.snap-list li + li { border-top: 1px solid var(--line); }
.snap-list .grow { flex: 1; min-width: 180px; }
.snap-form { display: grid; grid-template-columns: 1fr 2fr auto; gap: 12px; align-items: end; }

/* =========================================================================
   Create server
   ========================================================================= */
.create-form { max-width: 760px; margin-top: 8px; display: grid; gap: 26px; }
.create-form fieldset {
  border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface);
  padding: 18px 20px 20px; margin: 0; display: grid; gap: 14px;
}
.create-form legend { font-size: 16px; font-weight: 700; padding: 0 6px; margin-left: -6px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.grid-2 > label, .grid-3 > label { align-content: start; }
.choices { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }
.choice {
  display: flex; gap: 10px; align-items: flex-start; font-weight: 400;
  padding: 14px; border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--surface); cursor: pointer;
}
.choice input { width: auto; margin-top: 4px; accent-color: var(--signal); }
.choice strong { display: block; font-weight: 700; }
.choice .muted { font-size: 13px; }
.choice:has(input:checked) { border-color: var(--signal); box-shadow: inset 0 0 0 1px var(--signal); background: color-mix(in srgb, var(--signal) 5%, var(--surface)); }
.choice:has(input:disabled) { opacity: 0.5; cursor: not-allowed; }
.fixed-user { display: grid; gap: 6px; align-content: start; }
.fixed-user .label { font-weight: 600; font-size: 14px; }
.fixed-user .mono { padding: 10px 0; }

/* =========================================================================
   VPN
   ========================================================================= */
.vpn-form { display: flex; gap: 12px; align-items: end; max-width: 540px; }
.vpn-form label { flex: 1; }
.new-device {
  margin: 8px 0 8px; padding: 20px 22px; border-radius: var(--r-lg); max-width: 880px;
  border: 1px solid color-mix(in srgb, var(--run) 40%, var(--line));
  background: color-mix(in srgb, var(--run) 6%, var(--surface));
}
.new-device h2 { font-size: 18px; margin: 0 0 8px; }
.new-device p { margin: 0 0 14px; max-width: 70ch; }
.nd-grid { display: grid; grid-template-columns: 200px 1fr; gap: 22px; align-items: start; }
.qr { background: #fff; padding: 10px; border-radius: var(--r-md); border: 1px solid var(--line); line-height: 0; }
.qr svg { width: 100%; height: auto; }
.steps { margin: 0 0 16px; padding-left: 20px; display: grid; gap: 8px; }
.new-device details { margin-top: 14px; }
.new-device summary { cursor: pointer; color: var(--muted); font-size: 14px; }
.conf { font-family: var(--mono); font-size: 12px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-sm); padding: 12px 14px; overflow-x: auto; }

/* Tailscale (Remote access tab) */
.ts { max-width: 760px; }
.ts-lede { margin: -4px 0 18px; max-width: 64ch; }
.ts-form { display: grid; gap: 16px; }
.ts-howto { margin: 16px 0; max-width: 64ch; }
.ts .specs { margin-bottom: 16px; }
.notice.warn {
  border-color: color-mix(in srgb, var(--warn) 45%, var(--line));
  background: color-mix(in srgb, var(--warn) 9%, var(--surface));
  margin: 0 0 16px;
}
.notice.warn p { margin: 0; }

/* =========================================================================
   Tables (VPN devices, admin)
   ========================================================================= */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th {
  text-align: left; font-weight: 600; color: var(--muted); font-size: 13px;
  padding: 11px 16px; border-bottom: 1px solid var(--line); white-space: nowrap; background: var(--surface-2);
}
.table td { padding: 10px 16px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table td .led { margin-right: 6px; vertical-align: 1px; }
.table input, .table select { min-width: 180px; padding: 7px 10px; }
.table input[type="checkbox"] { min-width: 0; width: auto; accent-color: var(--signal); }
.table input.narrow { min-width: 110px; width: 130px; }
.table .actions { text-align: right; white-space: nowrap; }
.table .actions .btn { padding: 7px 10px; font-size: 13px; }
.row-warn td { background: color-mix(in srgb, var(--warn) 8%, transparent); }
.tag {
  display: inline-block; margin-left: 6px; padding: 1px 8px;
  font-size: 12px; border-radius: 999px; background: var(--surface-2); color: var(--muted); border: 1px solid var(--line);
}
.tag.warn { color: var(--warn); border-color: currentColor; }

.empty { padding: 40px 0; max-width: 52ch; }
.empty h2 { font-size: 20px; margin: 0 0 6px; }
.notice {
  margin-top: 16px; max-width: 900px; padding: 16px 18px; border-radius: var(--r-md);
  border: 1px solid color-mix(in srgb, var(--run) 40%, var(--line));
  background: color-mix(in srgb, var(--run) 7%, var(--surface));
}
.notice p { margin: 0 0 10px; }
.selectable { user-select: all; font-family: var(--mono); background: var(--surface); padding: 1px 6px; border-radius: 5px; border: 1px solid var(--line); }

/* =========================================================================
   Admin interface
   ========================================================================= */
.admin-shell { display: block; min-height: 100%; background: var(--bg); }
.topbar {
  display: flex; align-items: center; gap: 12px; height: 60px;
  padding: 0 clamp(16px, 3vw, 32px);
  background: var(--side); color: var(--side-ink);
}
.topbar .spacer { flex: 1; }
.topbar .muted, .topbar #account-email { color: var(--side-muted); font-size: 13.5px; }
.topbar .btn.ghost { color: var(--side-ink); }
.topbar .btn.ghost:hover { background: var(--side-hover); }
.admin-badge {
  font-size: 12.5px; font-weight: 600; color: #b8c5ff;
  padding: 3px 10px; border-radius: 999px; background: rgb(124 148 255 / 0.16);
}
.admin { padding: 28px clamp(16px, 4vw, 48px) 56px; }
.admin-inner { max-width: 1360px; }
.admin h1 { font-size: 30px; font-weight: 700; letter-spacing: -0.02em; margin: 0; }
.admin .tabs { margin-top: 18px; }
.filter { width: min(320px, 100%); }
.user-form { display: grid; grid-template-columns: minmax(200px, 1fr) minmax(260px, 1fr) auto; gap: 12px; align-items: end; max-width: 900px; }
.limits-form { display: grid; gap: 16px; }
.limits-form .h2 { margin: 0; }

.admin-login { grid-template-columns: 1fr; }
.admin-login .login-box { margin: auto; }
.admin-login .login-brand { display: flex; }

.act-group { display: inline-flex; gap: 2px; }
.icon-btn.act { width: 32px; height: 32px; color: var(--muted); border: 1px solid transparent; }
.icon-btn.act:hover:not(:disabled) { color: var(--ink); background: var(--surface-2); border-color: var(--line); }
.icon-btn.act.danger:hover:not(:disabled) { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, var(--line)); }
.icon-btn:disabled { opacity: 0.3; cursor: not-allowed; }
dialog#delete-user { max-width: min(560px, calc(100vw - 32px)); }
.plan-list { margin: 0 0 4px; padding-left: 20px; display: grid; gap: 8px; }
.plan-list ul { margin: 6px 0 0; padding-left: 18px; color: var(--muted); }
#du-plan p { margin: 0 0 12px; }

/* Single sign-on */
.sso-btn { text-decoration: none; padding: 12px 14px; gap: 10px; font-size: 15px; }
.or-divider { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 13px; }
.or-divider::before, .or-divider::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.small-head { font-size: 14px; font-weight: 700; margin: 4px 0 -6px; }

/* Two-factor authentication */
.twofa { display: grid; gap: 14px; }
.twofa-title { font-size: 20px; font-weight: 700; letter-spacing: -0.01em; margin: 0; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.twofa .muted { margin: 0; }
.twofa-steps { margin: 0; padding-left: 20px; display: grid; gap: 14px; }
.twofa-qr { width: 190px; margin-top: 10px; background: #fff; padding: 8px; border-radius: var(--r-md); border: 1px solid var(--line); line-height: 0; }
.twofa-qr svg { width: 100%; height: auto; }
.twofa-manual { margin-top: 8px; font-size: 14px; }
.twofa-manual summary { cursor: pointer; color: var(--muted); }
.twofa-manual .selectable { display: inline-block; margin: 8px 0 4px; font-size: 15px; letter-spacing: 0.04em; }
.code-input {
  font-family: var(--mono); font-size: 26px; letter-spacing: 0.3em; text-align: center;
  max-width: 240px; padding: 10px 12px; margin-top: 8px;
}
.code-input.small-code { font-size: 20px; letter-spacing: 0.12em; }
.twofa-links { justify-content: space-between; }
.recovery-grid {
  list-style: none; margin: 0; padding: 14px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px 16px;
  background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--r-md);
}
.recovery-grid li { font-size: 15px; letter-spacing: 0.04em; }
.saved-check { font-weight: 600; }
.security-card {
  display: flex; gap: 20px; align-items: flex-start; justify-content: space-between; flex-wrap: wrap;
  max-width: 820px; padding: 20px 22px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface);
}
.security-card > div:first-child { flex: 1; min-width: 260px; display: grid; gap: 8px; }
.security-card p { margin: 0; max-width: 62ch; }
.warn-text { color: color-mix(in srgb, var(--warn) 70%, var(--ink)); font-weight: 600; }
.reset-box { padding: 14px; border: 1px solid color-mix(in srgb, var(--danger) 30%, var(--line)); border-radius: var(--r-md); display: grid; gap: 10px; justify-items: start; }
.reset-box p { margin: 0; }
#ta-state { margin: 0; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
dialog#twofa-admin { max-width: min(540px, calc(100vw - 32px)); }
.account-btn {
  display: flex; align-items: center; gap: 8px; min-width: 0;
  background: none; border: 0; padding: 4px 6px; margin-left: -6px; border-radius: 6px;
  color: var(--side-muted); font: inherit; cursor: pointer;
}
.account-btn:hover { background: var(--side-hover); color: var(--side-ink); }
.account-btn .account { color: inherit; }

/* Settings */
.settings { display: grid; gap: 16px; max-width: 880px; }
.settings-card { display: grid; gap: 16px; }
.settings-head { display: grid; gap: 6px; }
.settings-head p { margin: 0; }
.email-form { display: grid; gap: 14px; }
.inline-check { display: inline-flex; gap: 6px; align-items: center; font-weight: 400; }
.inline-check input { width: auto; }

/* Version / About */
.side-foot { flex-wrap: wrap; }
.side-foot .account-btn { flex: 1 1 0; min-width: 0; }
.side-foot .account-btn .account { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.side-foot #logout { flex: none; }
.panel-version { flex-basis: 100%; font: 400 11.5px var(--mono); color: var(--side-muted); opacity: 0.75; padding: 2px 6px 0; }
.about-panel { margin-top: 16px; }
.reinstall-notice { margin: 0 0 20px; }
.size-pending { display: flex; gap: 14px; align-items: center; justify-content: space-between; flex-wrap: wrap; margin: 14px 0 0; }
.size-pending p { flex: 1; min-width: 260px; }
.size-row { margin-top: 12px; }
.danger-zone + .danger-zone { margin-top: 12px; }
.version-badge {
  position: relative; font: 600 12.5px var(--mono); color: var(--side-muted);
  background: transparent; border: 1px solid var(--side-hover); border-radius: 999px;
  padding: 3px 10px; cursor: pointer;
}
.version-badge:hover { color: var(--side-ink); border-color: var(--side-muted); }
.version-badge.has-update { color: #ffd38a; border-color: rgb(240 176 77 / 0.5); }
.version-badge.has-update::after {
  content: ""; position: absolute; top: -2px; right: -2px; width: 8px; height: 8px; border-radius: 50%;
  background: var(--warn); box-shadow: 0 0 0 2px var(--side);
}
.about { max-width: 880px; display: grid; gap: 16px; }
.about-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.about-version { font: 700 30px var(--mono); letter-spacing: -0.02em; }
.about-notice { margin: 0; }
.about-notice.ok { border-color: color-mix(in srgb, var(--run) 40%, var(--line)); }
.about .specs { margin: 0; }
.about .h2 { margin: 12px 0 0; }
.about-steps { margin: 0; padding-left: 20px; display: grid; gap: 8px; }
.about a { color: var(--signal); }

/* =========================================================================
   Toasts & dialogs
   ========================================================================= */
.toasts { position: fixed; right: 18px; bottom: 18px; display: grid; gap: 8px; z-index: 10; max-width: min(400px, calc(100% - 36px)); }
.toast {
  background: var(--ink); color: var(--bg); padding: 12px 16px; border-radius: var(--r-md);
  font-size: 14px; font-weight: 500; box-shadow: 0 8px 24px rgb(15 23 32 / 0.18);
  animation: toast-in .2s ease-out;
}
.toast.error { background: var(--danger); color: #fff; }
.toast.warn { background: var(--warn); color: #1d1406; }
@keyframes toast-in { from { opacity: 0; transform: translateY(6px); } }

dialog {
  border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); color: var(--ink);
  padding: 24px; max-width: min(440px, calc(100vw - 32px));
  box-shadow: 0 20px 50px rgb(15 23 32 / 0.25);
}
dialog#limits { max-width: min(540px, calc(100vw - 32px)); }
dialog::backdrop { background: rgb(15 23 32 / 0.5); backdrop-filter: blur(2px); }
dialog p { margin: 0 0 20px; }
#prompt label { font-weight: 600; }
#prompt input { font-family: var(--mono); margin-top: 6px; min-width: min(340px, 70vw); }
#prompt-hint { margin: 8px 0 20px; font-size: 13px; }

/* =========================================================================
   Small screens
   ========================================================================= */
@media (max-width: 900px) {
  .server-row { grid-template-columns: 44px minmax(0, 1fr) auto; }
  .row-load { display: none; }
}
@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: sticky; height: auto; padding: 12px 14px; z-index: 5; }
  .side-top { padding: 0 4px; }
  .side-toggle { display: inline-grid; }
  .side-nav { display: none; padding-top: 14px; max-height: calc(100vh - 64px); }
  .shell.nav-open .side-nav { display: flex; }
  .login { grid-template-columns: 1fr; }
  .login-art { display: none; }
  .login-brand.small { display: flex; }
  .snap-form, .user-form, .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .nd-grid { grid-template-columns: 1fr; }
  .qr { max-width: 220px; }
  .specs.cols-3 { grid-template-columns: 1fr; }
  .specs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .shell { background: var(--bg); }
  .map-card { overflow-x: auto; }
  .netmap { min-width: 600px; }
}