/* HotDesk UI – implements the design handoff (docs/design-handoff.md).
   Fonts: Archivo (UI) and Geist Mono (technical values), self-hosted, OFL. */

@font-face {
  font-family: "Archivo";
  src: url("/static/fonts/Archivo.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 62.5% 125%;
  font-display: swap;
}
@font-face {
  font-family: "Geist Mono";
  src: url("/static/fonts/GeistMono.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

/* ---------- tokens ---------- */
:root {
  color-scheme: light;
  --font-ui: "Archivo", system-ui, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --bg: #f4f5f3;
  --card: #ffffff;
  --card-border: rgba(22, 24, 26, 0.08);
  --line: rgba(22, 24, 26, 0.1);
  --line-strong: rgba(22, 24, 26, 0.16);
  --input-bg: #ffffff;
  --input-border: rgba(22, 24, 26, 0.16);
  --text: #16181a;
  --text-2: rgba(22, 24, 26, 0.7);
  --text-3: rgba(22, 24, 26, 0.5);
  --mark-idle: rgba(22, 24, 26, 0.14);
  --cell-free: rgba(22, 24, 26, 0.1);
  --cell-taken: rgba(22, 24, 26, 0.38);
  --accent: #95cf2e;
  --accent-hover: #a6dd45;
  --accent-deep: #6aa51a;
  --accent-soft: rgba(181, 232, 83, 0.25);
  --warn: #b57b10;
  --warn-soft: rgba(227, 178, 60, 0.18);
  --err: #c0392b;
  --err-soft: rgba(192, 57, 43, 0.12);
  --ok: #4f8f12;
  --ok-soft: rgba(149, 207, 46, 0.18);
  --btn-bg: #16181a;
  --btn-bg-hover: #2a2d2d;
  --btn-text: #ffffff;
  --nav-active: rgba(22, 24, 26, 0.07);
  --nav-hover: rgba(22, 24, 26, 0.04);
  --code-bg: #16181a;
  --code-text: #ecedea;
  --tip-bg: #16181a;
  --tip-text: #ecedea;
  --tip-link: #b5e853;
  --highlight: rgba(181, 232, 83, 0.25);
}

.theme-dark,
:root.theme-dark {
  color-scheme: dark;
  --bg: #141616;
  --card: #1b1d1d;
  --card-border: rgba(255, 255, 255, 0.08);
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.14);
  --input-bg: #121313;
  --input-border: rgba(255, 255, 255, 0.1);
  --text: #ecedea;
  --text-2: rgba(236, 237, 234, 0.75);
  --text-3: rgba(236, 237, 234, 0.5);
  --mark-idle: rgba(236, 237, 234, 0.25);
  --cell-free: rgba(236, 237, 234, 0.14);
  --cell-taken: rgba(236, 237, 234, 0.4);
  --accent: #b5e853;
  --accent-hover: #c4ef6c;
  --accent-deep: #95cf2e;
  --accent-soft: rgba(181, 232, 83, 0.18);
  --warn: #e3b23c;
  --warn-soft: rgba(227, 178, 60, 0.16);
  --err: #ff6b5e;
  --err-soft: rgba(255, 107, 94, 0.14);
  --ok: #b5e853;
  --ok-soft: rgba(181, 232, 83, 0.16);
  --btn-bg: #b5e853;
  --btn-bg-hover: #c4ef6c;
  --btn-text: #16181a;
  --nav-active: rgba(255, 255, 255, 0.07);
  --nav-hover: rgba(255, 255, 255, 0.04);
  --code-bg: #0e0f0f;
  --code-text: #ecedea;
  --tip-bg: #ecedea;
  --tip-text: #16181a;
  --tip-link: #3f6e0a;
  --highlight: rgba(181, 232, 83, 0.18);
}

@media (prefers-color-scheme: dark) {
  :root:not(.theme-light) {
    color-scheme: dark;
    --bg: #141616;
    --card: #1b1d1d;
    --card-border: rgba(255, 255, 255, 0.08);
    --line: rgba(255, 255, 255, 0.08);
    --line-strong: rgba(255, 255, 255, 0.14);
    --input-bg: #121313;
    --input-border: rgba(255, 255, 255, 0.1);
    --text: #ecedea;
    --text-2: rgba(236, 237, 234, 0.75);
    --text-3: rgba(236, 237, 234, 0.5);
    --mark-idle: rgba(236, 237, 234, 0.25);
    --cell-free: rgba(236, 237, 234, 0.14);
    --cell-taken: rgba(236, 237, 234, 0.4);
    --accent: #b5e853;
    --accent-hover: #c4ef6c;
    --accent-deep: #95cf2e;
    --accent-soft: rgba(181, 232, 83, 0.18);
    --warn: #e3b23c;
    --warn-soft: rgba(227, 178, 60, 0.16);
    --err: #ff6b5e;
    --err-soft: rgba(255, 107, 94, 0.14);
    --ok: #b5e853;
    --ok-soft: rgba(181, 232, 83, 0.16);
    --btn-bg: #b5e853;
    --btn-bg-hover: #c4ef6c;
    --btn-text: #16181a;
    --nav-active: rgba(255, 255, 255, 0.07);
    --nav-hover: rgba(255, 255, 255, 0.04);
    --code-bg: #0e0f0f;
    --code-text: #ecedea;
    --tip-bg: #ecedea;
    --tip-text: #16181a;
    --tip-link: #3f6e0a;
    --highlight: rgba(181, 232, 83, 0.18);
  }
}

/* ---------- base ---------- */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.5;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
a:hover { color: var(--accent-deep); }
h1 { font-size: 24px; font-weight: 700; letter-spacing: -0.02em; margin: 0 0 16px; }
h2 { font-size: 17px; font-weight: 600; margin: 20px 0 12px; }
h2:first-child { margin-top: 0; }
h3 { font-size: 15px; font-weight: 600; margin: 16px 0 8px; }
p { margin: 0 0 10px; }
code, .mono { font-family: var(--font-mono); font-size: 0.92em; }
code { background: var(--line); padding: 0.1em 0.35em; border-radius: 4px; }
pre { background: var(--code-bg); color: var(--code-text); padding: 12px 14px; border-radius: 8px; overflow-x: auto; font-size: 13px; line-height: 1.6; }
pre code { background: none; padding: 0; color: inherit; font-size: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.muted { color: var(--text-3); }
.label { font-family: var(--font-mono); font-size: 11.5px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-3); }

/* ---------- brand ---------- */
.brand { display: inline-flex; align-items: center; gap: 8px; color: var(--text); text-decoration: none; font-weight: 700; letter-spacing: -0.02em; }
.brand:hover { color: var(--text); }
.brand .wordmark { font-size: 17px; }
.brand.large { gap: 12px; }
.brand.large .wordmark { font-size: 28px; letter-spacing: -0.03em; }
.mark { display: block; flex: none; }
.mark .mark-cell { fill: var(--mark-idle); }
.mark .mark-active { fill: var(--accent); }

/* ---------- user shell ---------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; border-bottom: 1px solid var(--card-border); background: var(--bg);
}
.topbar nav { display: flex; align-items: center; gap: 16px; font-family: var(--font-mono); font-size: 13px; font-weight: 500; color: var(--text-2); }
.topbar nav a { color: inherit; text-decoration: none; }
.topbar nav a:hover { color: var(--text); }
.container { max-width: 720px; margin: 0 auto; padding: 32px 24px 60px; }
.container.wide { max-width: 1100px; }
.container.narrow { max-width: 420px; padding-top: 60px; }
.footer { text-align: center; font-family: var(--font-mono); font-size: 12px; color: var(--text-3); padding: 18px; }
.stack { display: flex; flex-direction: column; gap: 22px; }

/* ---------- cards & layout ---------- */
.card { background: var(--card); border: 1px solid var(--card-border); border-radius: 10px; padding: 20px 22px; margin-bottom: 18px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.row { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0 16px; }
.inline { display: inline; }
.narrow { max-width: 520px; margin-left: auto; margin-right: auto; }
.linklike { background: none; border: 0; padding: 0; color: var(--text-2); font: inherit; font-family: var(--font-mono); font-size: 13px; cursor: pointer; }
.linklike:hover { color: var(--text); text-decoration: underline; }
hr.sep { border: 0; border-top: 1px solid var(--line); margin: 0; }

/* ---------- buttons ---------- */
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 13px 20px; border-radius: 8px; border: 1px solid transparent;
  background: var(--btn-bg); color: var(--btn-text); font: inherit; font-size: 15px; font-weight: 600;
  text-decoration: none; cursor: pointer; transition: background-color 120ms ease, border-color 120ms ease;
}
.button:hover { background: var(--btn-bg-hover); color: var(--btn-text); }
.button.secondary { background: transparent; color: var(--text); border-color: var(--line-strong); font-weight: 500; font-size: 14px; }
.button.secondary:hover { background: transparent; border-color: var(--text-3); color: var(--text); }
.button.danger { background: transparent; color: var(--err); border-color: var(--err); font-weight: 500; font-size: 14px; }
.button.danger:hover { background: var(--err-soft); }
.button.block { width: 100%; }
.button.split { justify-content: space-between; }
.button .arrow, .button .hint { font-family: var(--font-mono); font-size: 13px; font-weight: 500; opacity: 0.7; }
.button:disabled { opacity: 0.4; cursor: not-allowed; }
.button.small { padding: 8px 14px; font-size: 13px; border-radius: 6px; }
.actions { display: flex; flex-direction: column; gap: 10px; margin: 0; }
.actions form { margin: 0; }

/* ---------- status elements ---------- */
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--text-3); flex: none; }
.dot.ok, .dot.accent { background: var(--accent-deep); }
.dot.warn { background: var(--warn); }
.dot.err { background: var(--err); }
.badge {
  display: inline-flex; align-items: center; gap: 7px; padding: 5px 12px; border-radius: 999px;
  font-family: var(--font-mono); font-size: 12.5px; font-weight: 500; line-height: 1.4; background: var(--line); color: var(--text-2);
  max-width: 100%; white-space: normal; text-align: left;
}
.badge::before { flex: none; }
.badge.ok { background: var(--ok-soft); color: var(--text); }
.badge.ok::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--accent-deep); }
.badge.warn { background: var(--warn-soft); color: var(--text); }
.badge.warn::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--warn); }
.badge.err { background: var(--err-soft); color: var(--text); }
.badge.err::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--err); }
.statusline { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 12.5px; color: var(--text-2); }
.netbird-status { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 0; font-family: var(--font-mono); font-size: 12.5px; color: var(--text-2); }
.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; border: 1px solid var(--card-border); background: var(--card); font-size: 14.5px; }
.alert.ok { border-color: var(--accent-deep); background: var(--ok-soft); }
.alert.warn { border-color: var(--warn); background: var(--warn-soft); }
.alert.err { border-color: var(--err); background: var(--err-soft); color: var(--text); }
.alert ul { margin: 6px 0 0; padding-left: 18px; }
.devbanner { background: var(--err); color: #fff; text-align: center; padding: 7px 12px; font-family: var(--font-mono); font-size: 13px; font-weight: 600; }

/* ---------- forms ---------- */
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13.5px; font-weight: 500; color: var(--text-2); margin-bottom: 6px; }
.field input[type=text], .field input[type=password], .field input[type=number], .field input[type=url], .field input[type=date], .field input[type=file],
.field select, .field textarea {
  width: 100%; padding: 10px 13px; border: 1px solid var(--input-border); border-radius: 6px;
  background: var(--input-bg); color: var(--text); font-family: var(--font-mono); font-size: 13.5px; font-weight: 500;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--accent); outline: none; }
.field textarea { line-height: 1.5; }
.field.checkbox label { display: flex; align-items: center; gap: 8px; font-weight: 500; color: var(--text); }
.field.checkbox input { accent-color: var(--accent-deep); }
.field.has-error input, .field.has-error textarea, .field.has-error select { border-color: var(--err); }
.field-error { color: var(--err); margin: 4px 0 0; font-family: var(--font-mono); font-size: 12.5px; }
.help { color: var(--text-3); font-size: 13px; margin: 4px 0 0; }
.req { color: var(--err); }
.tip { position: relative; display: inline-flex; align-items: center; justify-content: center; width: 18px; height: 18px; border-radius: 50%;
  background: var(--line-strong); color: var(--text); font-family: var(--font-mono); font-size: 11px; font-weight: 600; cursor: help; vertical-align: middle; margin-left: 2px; }
.tip:hover, .tip:focus { background: var(--accent); color: #16181a; outline: none; }
.tip .tip-body { display: none; position: absolute; left: 0; top: 24px; z-index: 20; min-width: 18rem; max-width: 26rem; padding: 12px 14px;
  background: var(--tip-bg); color: var(--tip-text); border-radius: 8px; font-family: var(--font-ui); font-size: 13.5px; font-weight: 400; line-height: 1.45; text-align: left; }
.tip:hover .tip-body, .tip:focus .tip-body, .tip:focus-within .tip-body { display: block; }
.tip .tip-body a { color: var(--tip-link); font-family: var(--font-mono); font-size: 12.5px; }

/* ---------- tables & definition lists ---------- */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { text-align: left; padding: 10px 12px; font-family: var(--font-mono); font-size: 11.5px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-3); border-bottom: 1px solid var(--line); white-space: nowrap; }
.table td { padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table tr:last-child td { border-bottom: 0; }
.table code { font-size: 13px; }
dl { display: grid; grid-template-columns: minmax(170px, max-content) 1fr; gap: 12px 18px; margin: 0; }
dt { font-family: var(--font-mono); font-size: 12.5px; line-height: 1.6; color: var(--text-3); }
dd { margin: 0; font-size: 14.5px; line-height: 1.6; min-width: 0; }
dd code { font-size: 14px; font-weight: 500; background: none; padding: 0; word-break: break-all; }
details summary { cursor: pointer; margin: 14px 0 6px; font-weight: 600; }

/* ---------- login ---------- */
.login { min-height: calc(100vh - 110px); display: flex; align-items: center; justify-content: center; padding: 24px; }
.login-col { width: 340px; max-width: 100%; display: flex; flex-direction: column; gap: 24px; }
.login-col .title { font-size: 30px; line-height: 1.1; font-weight: 700; letter-spacing: -0.02em; margin: 12px 0 0; }
.login-col .lead { color: var(--text-2); font-size: 15.5px; margin: 8px 0 0; }

/* ---------- assignment ---------- */
.vm-headline { display: flex; align-items: baseline; flex-wrap: wrap; gap: 14px; margin: 6px 0 0; }
.vm-name { font-size: 44px; line-height: 1; font-weight: 700; letter-spacing: -0.03em; }
.pool-card { display: flex; gap: 16px; align-items: center; padding: 14px 16px; margin: 0; }
.pool-grid { display: grid; grid-template-columns: repeat(6, 16px); gap: 4px; flex: none; }
.pool-grid .cell { width: 16px; height: 16px; border-radius: 4px; background: var(--cell-free); }
.pool-grid .cell.taken { background: var(--cell-taken); }
.pool-grid .cell.mine { background: var(--accent); }
.pool-grid .cell.busy { background: var(--warn); }
.pool-grid .cell.parked { background: transparent; border: 1px dashed var(--cell-taken); }
.pool-card .title { font-size: 15px; font-weight: 500; }
.pool-card .meta { font-family: var(--font-mono); font-size: 12.5px; color: var(--text-2); }
.hint { font-family: var(--font-mono); font-size: 12.5px; line-height: 1.6; color: var(--text-3); }

/* ---------- admin shell (always dark) ---------- */
.admin-shell { display: grid; grid-template-columns: 240px minmax(0, 1fr); min-height: 100vh; background: var(--bg); color: var(--text); }
.sidebar { background: #121313; border-right: 1px solid rgba(255, 255, 255, 0.08); padding: 18px 14px; display: flex; flex-direction: column; }
.sidebar .brand-row { display: flex; align-items: center; justify-content: space-between; padding: 4px 8px 22px; }
.sidebar .brand-row .role { font-family: var(--font-mono); font-size: 11.5px; color: rgba(236, 237, 234, 0.4); }
.sidebar nav { display: flex; flex-direction: column; gap: 2px; }
.sidebar nav a { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 7px; font-size: 14.5px; font-weight: 500; color: rgba(236, 237, 234, 0.65); text-decoration: none; transition: background-color 120ms ease; }
.sidebar nav a::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: transparent; flex: none; }
.sidebar nav a:hover { background: var(--nav-hover); color: var(--text); }
.sidebar nav a.current { background: var(--nav-active); color: var(--text); }
.sidebar nav a.current::before { background: var(--accent); }
.sidebar nav a .count { margin-left: auto; font-family: var(--font-mono); font-size: 12px; color: rgba(236, 237, 234, 0.4); }
.sidebar .status-card { margin-top: auto; border: 1px solid rgba(255, 255, 255, 0.08); border-radius: 8px; padding: 14px; font-family: var(--font-mono); font-size: 12px; color: rgba(236, 237, 234, 0.6); display: flex; flex-direction: column; gap: 7px; }
.sidebar .status-card .line { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin: 0; }
.sidebar .status-card .line strong { color: var(--text); font-weight: 500; display: inline-flex; align-items: center; gap: 7px; }
.sidebar .status-card .line a { color: inherit; }
.admin-main { padding: 26px 32px; min-width: 0; }
.admin-main .page-head { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; flex-wrap: wrap; }
.admin-main .page-head h1 { margin: 0; }
.admin-main .page-head .chip { padding: 6px 12px; border: 1px solid var(--line-strong); border-radius: 6px; font-family: var(--font-mono); font-size: 12.5px; font-weight: 500; color: var(--text-2); }
.admin-main .page-head .me { margin-left: auto; display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 13px; font-weight: 500; }
.admin-main .page-head .avatar { width: 30px; height: 30px; border-radius: 50%; background: #2a2d2d; display: inline-flex; align-items: center; justify-content: center; font-family: var(--font-ui); font-size: 11px; font-weight: 600; }
.admin-main .page-head form { margin: 0; }
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 20px; }
.kpi { background: var(--card); border: 1px solid var(--card-border); border-radius: 10px; padding: 16px 18px; display: flex; flex-direction: column; gap: 6px; }
.kpi .value { font-size: 38px; line-height: 1; font-weight: 700; letter-spacing: -0.03em; }
.kpi .value.accent { color: var(--accent); }
.kpi .value.warn { color: var(--warn); }
.kpi .sub { font-family: var(--font-mono); font-size: 12.5px; color: var(--text-3); }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; }
.tile { background: var(--card); border: 1px solid var(--card-border); border-radius: 8px; padding: 13px 15px; display: flex; flex-direction: column; gap: 8px; }
.tile.taken { background: #1f2420; border-color: rgba(190, 230, 120, 0.25); }
.tile.busy { border-style: dashed; border-color: rgba(227, 178, 60, 0.6); }
.tile.err { border-color: var(--err); }
.tile .name { display: flex; justify-content: space-between; align-items: center; font-family: var(--font-mono); font-size: 15px; font-weight: 600; }
.tile .who { font-size: 13.5px; font-weight: 500; }
.tile .meta { font-family: var(--font-mono); font-size: 12px; color: var(--text-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tile .meta.err { color: var(--err); white-space: normal; }
.tile .tile-actions { display: flex; gap: 10px; flex-wrap: wrap; margin: 2px 0 0; }
.admin-main .card { padding: 20px 22px; }
@media (max-width: 1000px) {
  .admin-shell { grid-template-columns: 1fr; }
  .sidebar { flex-direction: row; flex-wrap: wrap; align-items: center; gap: 10px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .sidebar .brand-row { padding: 0 8px; }
  .sidebar nav { flex-direction: row; flex-wrap: wrap; }
  .sidebar .status-card { display: none; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ---------- handbook ---------- */
.handbook { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 16px; align-items: start; }
.handbook-nav nav { display: flex; flex-direction: column; gap: 2px; }
.handbook-nav nav a { padding: 8px 12px; border-radius: 7px; font-size: 14.5px; font-weight: 500; color: var(--text-2); text-decoration: none; }
.handbook-nav nav a:hover { background: var(--nav-hover); color: var(--text); }
.handbook-nav nav a.current { background: var(--nav-active); color: var(--text); }
.handbook-toc ul { list-style: none; padding-left: 0; margin: 0; font-family: var(--font-mono); font-size: 12.5px; }
.handbook-toc ul ul { padding-left: 10px; }
.handbook-toc a { color: var(--text-3); text-decoration: none; display: block; padding: 3px 0; }
.handbook-toc a:hover { color: var(--text); }
.markdown { line-height: 1.65; font-size: 15.5px; }
.markdown h1 { font-size: 26px; margin-bottom: 18px; }
.markdown h2 { font-size: 19px; margin-top: 30px; padding-bottom: 6px; border-bottom: 1px solid var(--line); }
.markdown h3 { font-size: 16px; margin-top: 22px; }
.markdown table { border-collapse: collapse; width: 100%; margin: 12px 0; font-size: 14px; }
.markdown th, .markdown td { border: 1px solid var(--line); padding: 7px 10px; text-align: left; vertical-align: top; }
.markdown th { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-3); }
.markdown blockquote { border-left: 2px solid var(--line-strong); margin: 12px 0; padding: 2px 14px; color: var(--text-2); }
.markdown a { color: var(--accent-deep); }
.markdown :target { scroll-margin-top: 12px; background: var(--highlight); }
@media (max-width: 900px) { .handbook { grid-template-columns: 1fr; } }

/* ---------- audit ---------- */
.details .kv { display: inline-block; margin-right: 8px; font-family: var(--font-mono); font-size: 12.5px; color: var(--text-2); }
.filter .field { margin-bottom: 6px; }