@font-face { font-family: "Lato"; font-weight: 300; font-display: swap; src: url("./fonts/lato-300.woff2") format("woff2"); }
@font-face { font-family: "Lato"; font-weight: 400; font-display: swap; src: url("./fonts/lato-400.woff2") format("woff2"); }
@font-face { font-family: "Lato"; font-weight: 700; font-display: swap; src: url("./fonts/lato-700.woff2") format("woff2"); }

:root {
  --bg: #f6f7f8;
  --panel: #ffffff;
  --tint1: #f7f8fa;
  --tint2: #f1f4f6;
  --border: #e6e9ec;
  --border-strong: #d6dade;
  --ink: #1f2933;
  --muted: #7b8794;
  --faint: #aeb6bf;
  --accent: #006fff;
  --accent-soft: #eaf2ff;
  --green: #12b76a;
  --amber: #f79009;
  --red: #f04438;
  --grey: #b7bec6;
  --topbar: 50px;
  --rail: 50px;
  --sidepanel: 232px;
  --appbar: 26px;
  --detail: 356px;
  --font: "Lato", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { height: 100%; }
body { margin: 0; font: 13px/1.35 var(--font); color: var(--ink); background: var(--bg); -webkit-font-smoothing: antialiased; }
button { font: inherit; cursor: pointer; color: inherit; }
input, select, textarea { font: inherit; }
svg { display: block; }
.muted { color: var(--muted); }
.mono { font-family: var(--mono); }

/* buttons */
.btn { border: 1px solid var(--border-strong); background: #fff; border-radius: 5px; padding: 6px 12px; font-weight: 600; }
.btn:hover { background: #f2f4f6; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: #0063e6; }
.btn.block { width: 100%; }
.btn.sm { padding: 4px 10px; font-size: 12px; }
.btn.danger { background: var(--red); border-color: var(--red); color: #fff; }
.btn.danger:hover { background: #d92d20; }
.btn:disabled { opacity: .55; cursor: default; }

/* login */
.login-wrap { position: fixed; inset: 0; display: grid; place-items: center; background: var(--bg); }
.login-card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; box-shadow: 0 4px 24px rgba(20,30,45,.07); padding: 26px; width: 312px; }
.login-logo { width: 40px; height: 40px; border-radius: 9px; background: url("./favicon.svg") center/cover no-repeat; margin-bottom: 14px; }
.login-card h1 { margin: 0 0 2px; font-size: 19px; }
.login-card .sub { margin: 0 0 20px; color: var(--muted); }
.field { margin-bottom: 12px; }
.field label { display: block; font-size: 12px; font-weight: 600; color: var(--muted); margin-bottom: 4px; }
.field input, .sp-search input { width: 100%; padding: 8px 10px; border: 1px solid var(--border-strong); border-radius: 5px; background: #fff; }
.field input:focus, .sp-search input:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent); }
.err { color: var(--red); font-size: 12px; margin: 9px 0 0; min-height: 15px; }

/* shell grid — the footer is its own row, so scrolling content ends above it
   instead of running underneath and getting clipped mid-row. */
#shell { display: grid; height: 100vh; position: relative;
  grid-template-columns: var(--rail) var(--sidepanel) 1fr;
  grid-template-rows: var(--topbar) 1fr var(--appbar); }
#rail { grid-row: 1 / 4; grid-column: 1; }
#topbar { grid-row: 1; grid-column: 2 / 4; }
#sidepanel { grid-row: 2; grid-column: 2; }
#content { grid-row: 2; grid-column: 3; }
#appbar { grid-row: 3; grid-column: 2 / 4; }

#appbar { display: flex; align-items: center; justify-content: space-between;
  padding: 0 14px; font-size: 11px; color: var(--muted); background: var(--tint2);
  border-top: 1px solid var(--border); z-index: 4; }
#appbar-ver { background: none; border: 0; padding: 0; font: inherit; color: var(--muted); }

/* rail */
#rail { background: var(--panel); border-right: 1px solid var(--border); display: flex; flex-direction: column; align-items: center; padding: 0 0 8px; gap: 6px; z-index: 3; }
.rail-logo { width: 100%; height: var(--topbar); background: url("./logo.svg") center/cover no-repeat; border-bottom: 1px solid var(--border); margin-bottom: 4px; flex: 0 0 auto; }
.rail-avatar { width: 31px; height: 31px; border-radius: 50%; border: 1px solid var(--border-strong); background: #fff; font-weight: 700; font-size: 12px; margin-bottom: 3px; }
.rail-avatar:hover { border-color: var(--accent); color: var(--accent); }
.rail-nav { display: flex; flex-direction: column; gap: 3px; }
.rail-icon { width: 32px; height: 32px; border-radius: 6px; border: 0; background: transparent; color: var(--muted); display: grid; place-items: center; }
.rail-icon svg { width: 19px; height: 19px; }
.rail-icon:hover { background: #f0f2f4; color: var(--ink); }
.rail-icon.active { background: var(--accent-soft); color: var(--accent); }
.rail-foot { margin-top: auto; display: flex; flex-direction: column; align-items: center; }

/* topbar */
#topbar { background: var(--tint2); border-bottom: 1px solid var(--border); display: flex; align-items: center; padding: 0 16px; gap: 12px; z-index: 2; }
.tb-title { font-size: 14px; font-weight: 700; }
.tb-sub { font-size: 12px; color: var(--muted); margin-left: 8px; }
.tb-spacer { flex: 1; }
.tb-user { position: relative; }
#user-btn { display: flex; align-items: center; gap: 8px; border: 0; background: transparent; padding: 4px 8px; border-radius: 6px; font-weight: 600; }
#user-btn:hover { background: #f2f4f6; }
.tb-avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; font-weight: 700; }
.tb-menu { position: absolute; right: 0; top: 40px; width: 200px; background: var(--panel); border: 1px solid var(--border); border-radius: 8px; box-shadow: 0 6px 24px rgba(20,30,45,.12); overflow: hidden; z-index: 20; }
.tb-menu-head { padding: 11px 14px; border-bottom: 1px solid var(--border); font-weight: 700; }
.tb-menu-item { display: block; width: 100%; text-align: left; border: 0; background: transparent; padding: 10px 14px; font-weight: 600; }
.tb-menu-item:hover { background: #f2f4f6; }

/* transport health lives in the topbar: it is the one fact that explains a
   whole fleet going dark at once, so it must be visible without a click. */
.tb-net { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.tb-net .dot { width: 7px; height: 7px; border-radius: 50%; }

/* sidepanel */
#sidepanel { background: var(--panel); border-right: 1px solid var(--border); overflow-y: auto; }
.sp-head { padding: 11px 15px 6px; display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.sp-head h1 { margin: 0; font-size: 16px; font-weight: 700; }
.sp-search { padding: 2px 12px 8px; }
.sp-filters { padding: 2px 5px 10px; }
.filter-group { padding: 5px 10px; }
.filter-group h4 { margin: 0 0 5px; font-size: 10px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--faint); }
.filter-row { display: flex; align-items: center; gap: 8px; padding: 5px 6px; border-radius: 5px; cursor: pointer; }
.filter-row:hover { background: #f2f4f6; }
.filter-row.on { background: var(--accent-soft); }
.filter-row .lbl { flex: 1; }
.filter-row .cnt { color: var(--muted); font-variant-numeric: tabular-nums; }
.filter-row .dot { width: 7px; height: 7px; border-radius: 50%; }
.sp-settings { padding: 12px 10px; }
.sp-nav-row { display: flex; align-items: center; gap: 9px; padding: 8px 10px; border-radius: 6px; cursor: pointer; font-weight: 600; }
.sp-nav-row:hover { background: #f0f2f4; }
.sp-nav-row.on { background: var(--accent-soft); color: var(--accent); }

/* content + table */
#content { overflow: auto; background: var(--panel); padding-bottom: 78px; }
.empty { padding: 48px; text-align: center; color: var(--muted); }
.tbl { width: 100%; border-collapse: collapse; }
.tbl thead th { position: sticky; top: 0; z-index: 1; background: var(--panel); text-align: left; font-size: 10px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); padding: 8px 14px; border-bottom: 1px solid var(--border); white-space: nowrap; }
.tbl tbody td { padding: 8px 14px; border-bottom: 1px solid var(--border); background: var(--panel); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tbl tbody tr { cursor: pointer; }
.tbl tbody tr:hover td { background: #fafbfc; }
.tbl tbody tr.sel td { background: var(--accent-soft); }
.tbl .name { font-weight: 600; }
.tbl .sub { color: var(--muted); font-size: 11px; font-weight: 400; }
.td-mono { font-family: var(--mono); font-size: 12px; }
.th-dot, .td-dot { width: 22px; padding-right: 0 !important; }
.state-dot { display: block; width: 8px; height: 8px; border-radius: 50%; }

/* sortable headers */
.tbl thead th.sortable { cursor: pointer; user-select: none; }
.tbl thead th.sortable:hover { color: var(--ink); }
.tbl thead th.sorted { color: var(--accent); }
.tbl thead th .arrow { font-size: 9px; }

/* status word */
.status-txt { font-weight: 600; }

/* firmware: tabular so versions line up and an odd one out is visible */
.th-fw, .td-fw { white-space: nowrap; font-variant-numeric: tabular-nums; font-size: 12px; }

/* location, edited in place */
.th-loc { width: 140px; }
.td-loc { max-width: 160px; }
.loc-cell { display: inline-block; max-width: 100%; overflow: hidden; text-overflow: ellipsis;
  white-space: nowrap; padding: 2px 6px; margin: -2px -6px; border-radius: 5px; cursor: text;
  border: 1px solid transparent; }
.loc-cell:hover { border-color: var(--border-strong); background: #fff; }
.loc-cell.empty { color: var(--border-strong); font-style: italic; }
.loc-input { width: 100%; box-sizing: border-box; font: inherit; padding: 3px 6px;
  border: 1px solid var(--accent); border-radius: 5px; outline: none; }

/* The four signal columns sit as a tight cluster, so they read as one group
   rather than four spread-out columns. */
.th-sig { text-align: right !important; width: 46px; padding-left: 5px !important; padding-right: 8px !important; }
.td-sig { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; padding-left: 5px !important; padding-right: 8px !important; }
.sig-na { color: var(--border-strong); }

.uplink { display: flex; align-items: center; gap: 6px; font-size: 12px; line-height: 1.5; }
.uplink .dot { width: 6px; height: 6px; border-radius: 50%; flex: 0 0 auto; }
.uplink-down { color: var(--muted); }
.td-seen .seen-d { color: var(--ink); }
.td-seen .seen-t { color: var(--muted); font-size: 11px; }

/* status colours */
.c-green { color: var(--green); } .bg-green { background: var(--green); }
.c-amber { color: var(--amber); } .bg-amber { background: var(--amber); }
.c-red { color: var(--red); } .bg-red { background: var(--red); }
.c-grey { color: var(--grey); } .bg-grey { background: var(--grey); }
.c-blue { color: var(--accent); } .bg-blue { background: var(--accent); }

.badge { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 600; padding: 2px 9px; border-radius: 999px; background: #f1f3f5; color: var(--muted); }
.badge.green { color: var(--green); background: #e7f8ef; }
.badge.amber { color: var(--amber); background: #fef3e7; }
.badge.red { color: var(--red); background: #fdeceb; }
.badge.blue { color: var(--accent); background: var(--accent-soft); }

/* detail panel */
#detail { position: fixed; top: var(--topbar); right: 0; bottom: 0; width: var(--detail);
  background: var(--tint1); border-left: 1px solid var(--border); overflow-y: auto; z-index: 20;
  box-shadow: -14px 0 34px rgba(20, 30, 45, .16); }
.dt-head { display: flex; align-items: center; gap: 9px; padding: 12px 15px; border-bottom: 1px solid var(--border); position: sticky; top: 0; background: var(--tint1); z-index: 2; }
.dt-head h2 { margin: 0; font-size: 14px; flex: 1; overflow: hidden; text-overflow: ellipsis; }
.dt-close { border: 0; background: transparent; color: var(--muted); width: 26px; height: 26px; border-radius: 5px; display: grid; place-items: center; font-size: 18px; }
.dt-close:hover { background: #f0f2f4; color: var(--ink); }
.dt-body { padding: 12px; display: flex; flex-direction: column; gap: 10px; }
.dt-badges { display: flex; gap: 6px; flex-wrap: wrap; }
.dt-section { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 11px 12px; }
.dt-section h3 { margin: 0 0 6px; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--faint); }
.kv { display: flex; justify-content: space-between; gap: 14px; padding: 6px 0; border-bottom: 1px solid var(--border); }
.kv:last-child { border-bottom: 0; }
.kv dt { color: var(--muted); margin: 0; }
.kv dd { margin: 0; font-family: var(--mono); font-size: 12px; text-align: right; overflow-wrap: anywhere; }
.dt-actions { display: flex; flex-direction: column; gap: 7px; }

/* overlay + modals */
.overlay { position: fixed; inset: 0; z-index: 50; }
.ss-backdrop { position: absolute; inset: 0; background: rgba(15, 23, 42, .18); }
.ss-panel { position: absolute; left: var(--rail); top: var(--topbar); bottom: 0; width: 300px; background: var(--panel); border-right: 1px solid var(--border); box-shadow: 4px 0 24px rgba(20,30,45,.1); display: flex; flex-direction: column; }
.ss-head { padding: 12px 16px 6px; font-size: 16px; font-weight: 700; }
.ss-list { overflow-y: auto; padding-bottom: 10px; flex: 1; }
.ss-row { display: flex; justify-content: space-between; gap: 10px; padding: 9px 16px; cursor: pointer; }
.ss-row:hover { background: #f2f4f6; }
.ss-row.on { background: var(--accent-soft); }
.ss-row .nm { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 600; }
.ss-row .nm .sub { display: block; font-weight: 400; font-size: 11px; color: var(--muted); }
.ss-row .crit { color: var(--muted); align-self: center; font-variant-numeric: tabular-nums; }
.ss-foot { padding: 10px 12px; border-top: 1px solid var(--border); }

.modal-panel { position: relative; z-index: 1; width: min(460px, 94vw); margin: 12vh auto 0; background: var(--panel);
  border: 1px solid var(--border); border-radius: 10px; box-shadow: 0 18px 50px rgba(0,0,0,.22); overflow: hidden; }
.modal-panel.wide { width: min(720px, 96vw); }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 12px 15px; border-bottom: 1px solid var(--border); font-weight: 700; }
.modal-body { padding: 15px; max-height: 70vh; overflow-y: auto; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 12px; }
.af { display: flex; flex-direction: column; gap: 4px; margin-bottom: 11px; font-size: 12px; color: var(--muted); }
.af span { font-weight: 600; }
.af input, .af select, .af textarea { padding: 8px 10px; color: var(--ink); border: 1px solid var(--border-strong); border-radius: 6px; background: #fff; }
.af input:focus, .af select:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent); }
.af-row { display: flex; gap: 10px; }
.af-row .af { flex: 1; }
.af-hint { font-size: 11px; color: var(--faint); }
.confirm-msg { line-height: 1.5; margin-bottom: 16px; }

/* full-page settings sections */
.pg-head { display: flex; align-items: center; gap: 12px; padding: 16px 18px; border-bottom: 1px solid var(--border); position: sticky; top: 0; background: var(--panel); z-index: 1; }
.pg-head h2 { margin: 0; font-size: 17px; }
.pg-sub { color: var(--muted); font-size: 12px; margin-top: 2px; }
.pg-spacer { flex: 1; }
.pg-body { padding: 18px; }
.pg-form { max-width: 560px; }
.um-table { width: 100%; border-collapse: collapse; }
.um-table th { text-align: left; font-size: 10px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); padding: 9px 12px; border-bottom: 1px solid var(--border); }
.um-table td { padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.um-act { text-align: right; }
.ak-revoked td { opacity: .5; }

/* device credentials: two levels on one page, so each needs its own heading
   and a line saying when to use it */
.cred-head { font-size: 13px; margin: 22px 0 2px; }
.cred-head:first-child { margin-top: 0; }
.cred-lead { max-width: 620px; margin: 0 0 10px; line-height: 1.5; }
.um-table input { width: 100%; min-width: 110px; padding: 5px 8px; border: 1px solid var(--border-strong);
  border-radius: 5px; background: #fff; color: var(--ink); }
.um-table input:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent); }
.um-act .btn + .btn { margin-left: 6px; }

/* move device to another site */
.mv-list { margin: 8px 0 4px; max-height: 46vh; overflow-y: auto; }
.mv-row { display: grid; grid-template-columns: 16px 1fr auto; align-items: center; gap: 10px;
  padding: 9px 8px; border-radius: 6px; cursor: pointer; }
.mv-row:hover { background: #f2f4f6; }
/* The site it is already on stays visible but inert — removing it would make
   the list read as "these are the other sites" and lose the anchor. */
.mv-row.current { opacity: .55; cursor: default; }
.mv-row.current:hover { background: transparent; }
.mv-mark { color: var(--accent); font-size: 18px; line-height: 1; text-align: center; }
.mv-nm { font-weight: 600; }
.mv-sub { color: var(--muted); font-size: 12px; }
.mv-cred { font-size: 11px; white-space: nowrap; }
.ak-keybox { display: flex; align-items: center; gap: 8px; background: var(--tint2); border: 1px solid var(--border); border-radius: 6px; padding: 10px 12px; margin: 8px 0; }
.ak-keybox code { font-family: var(--mono); font-size: 12px; word-break: break-all; flex: 1; }
.cred-note { font-size: 12px; color: var(--amber); margin-top: 10px; line-height: 1.45; }
.drv-card { border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; margin-bottom: 10px; max-width: 640px; }
.drv-card h3 { margin: 0 0 3px; font-size: 14px; }
.drv-caps { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }

/* FAB */
#fab { position: fixed; right: 22px; bottom: calc(var(--appbar) + 18px); width: 52px; height: 52px; border-radius: 50%;
  border: 0; background: var(--accent); color: #fff; font-size: 30px; font-weight: 300; line-height: 1;
  box-shadow: 0 6px 20px rgba(0, 111, 255, .35); z-index: 30; }
#fab:hover { background: #0063e6; }
#shell.detail-open #fab { opacity: 0; pointer-events: none; }

/* toast */
#toast-host { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 100; display: flex; flex-direction: column; gap: 8px; }
.toast { background: #1f2933; color: #fff; padding: 9px 16px; border-radius: 7px; font-weight: 600; box-shadow: 0 4px 20px rgba(0,0,0,.2); opacity: 0; transform: translateY(6px); transition: .2s; }
.toast.show { opacity: 1; transform: none; }
.toast.err { background: var(--red); }
.spin { display: inline-block; width: 12px; height: 12px; border: 2px solid rgba(255,255,255,.4); border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite; vertical-align: -2px; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------------------------------------------------------------- messages */
.log-listener { display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--muted); }
.log-listener .dot { width: 8px; height: 8px; border-radius: 50%; }
.log-bar { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.log-bar input[name="q"] { flex: 0 1 320px; padding: 7px 10px; border: 1px solid var(--border-strong); border-radius: 6px; }
.log-bar select { padding: 6px 9px; border: 1px solid var(--border-strong); border-radius: 6px; background: #fff; }
.log-live-label { font-size: 12px; color: var(--muted); }

/* The log itself scrolls inside its own box so the live tail can pin to the
   bottom without dragging the whole page along. */
.log-table-host { max-height: calc(100vh - 260px); overflow-y: auto; border: 1px solid var(--border); border-radius: 8px; }
.log-tbl { font-family: var(--mono); font-size: 12px; }
.log-tbl tbody td { padding: 4px 10px; border-bottom: 1px solid var(--tint2); white-space: nowrap; }
.log-tbl tbody tr { cursor: default; }
.log-tbl tbody tr:hover td { background: var(--tint1); }
.log-ts { color: var(--muted); width: 130px; }
.log-dev { font-family: var(--font); font-weight: 600; width: 130px; }
.log-tag { width: 130px; }
.log-tag-btn { cursor: pointer; color: var(--accent); }
.log-tag-btn:hover { text-decoration: underline; }
/* The message is the point of the row, so it gets the remaining width and is
   the only cell allowed to wrap. */
.log-msg { white-space: pre-wrap !important; word-break: break-word; }
.log-tbl tr.sev-err .log-msg { color: var(--red); }
.log-tbl tr.sev-warn .log-msg { color: var(--amber); }
.log-foot { display: flex; align-items: center; gap: 10px; padding: 8px 2px; font-size: 12px; }

/* changelog */
#appbar-ver { cursor: pointer; }
#appbar-ver:hover { color: var(--ink); text-decoration: underline; }
.cl-body { max-height: 72vh; overflow-y: auto; }
.cl-body h2 { font-size: 17px; margin: 0 0 10px; }
.cl-body h3 { font-size: 15px; margin: 22px 0 6px; padding-bottom: 5px; border-bottom: 1px solid var(--border); }
.cl-body h3:first-child { margin-top: 0; }
.cl-body h4 { font-size: 12px; margin: 14px 0 4px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.cl-body h5 { font-size: 12px; margin: 10px 0 3px; color: var(--muted); }
.cl-body p { margin: 6px 0; line-height: 1.55; }
.cl-body ul, .cl-body ol { margin: 4px 0 10px; padding-left: 20px; }
.cl-body li { margin: 4px 0; line-height: 1.55; }
.cl-body code { font-family: var(--mono); font-size: 11.5px; background: var(--tint2); padding: 1px 4px; border-radius: 3px; }
.cl-body a { color: var(--accent); }
.cl-body table { border-collapse: collapse; margin: 8px 0; }
.cl-body td { padding: 4px 10px 4px 0; border-bottom: 1px solid var(--border); vertical-align: top; }
.cl-foot { margin-top: 18px; padding-top: 10px; border-top: 1px solid var(--border); font-size: 11px; }