/* --- position readout --------------------------------------- */
  .readout {
    display: grid;
    grid-template-columns: 3.4rem 1fr auto;
    align-items: center;
    gap: 12px;
    padding: 12px 4px;
    border-top: 1px solid var(--panel-brd);
  }
  .readout:first-of-type { border-top: none; }

  .readout .label {
    font: 600 0.7rem/1 var(--mono);
    letter-spacing: 0.08em;
    color: var(--ink-dim);
  }
  .readout .value {
    font: 500 clamp(0.95rem, 3.6vw, 1.3rem)/1.3 var(--mono);
    letter-spacing: 0.01em;
    word-break: break-all;
    color: var(--ink);
  }
  .readout.is-pending .value { color: var(--ink-dim); }
  .readout.is-missing .value { color: var(--ink-dim); font-style: italic; }

  .copy {
    font: 600 0.68rem/1 var(--mono);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink-soft);
    background: transparent;
    border: 1px solid var(--panel-brd);
    border-radius: 8px;
    padding: 6px 9px;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
  }
  .copy:hover { background: rgba(255, 255, 255, 0.16); color: var(--ink); }
  .copy:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 2px; }



  /* position panel: compact summary line; detail lives in the net dialog */
  .pos-summary {
    font: 400 0.86rem/1.6 var(--mono);
    color: var(--ink);
    word-break: break-word;
  }
  .pos-summary .dim { color: var(--ink-dim); }
  .pos-summary a { color: var(--ink-soft); text-decoration: none; border-bottom: 1px dotted currentColor; }
  .pos-summary a:hover { color: var(--ink); }

  .net-dialog { width: min(520px, calc(100vw - 32px)); }
  .net-body { padding: 14px 16px; display: flex; flex-direction: column; }
  .net-row {
    display: grid;
    grid-template-columns: 4.4rem 1fr auto;
    gap: 8px 10px;
    align-items: baseline;
    padding: 8px 0;
  }
  .net-row.sep { border-top: 1px solid var(--panel-brd); margin-top: 6px; padding-top: 12px; }
  .net-k {
    font: 600 0.66rem/1.5 var(--mono);
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--ink-dim);
  }
  .net-v { font: 500 0.9rem/1.45 var(--mono); color: var(--ink); word-break: break-all; }
  .net-v.big { font-size: clamp(0.95rem, 3.6vw, 1.2rem); }
  .net-v.miss { color: var(--ink-dim); font-style: italic; }
  .net-copy {
    font: 600 0.62rem/1 var(--mono);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink-soft);
    background: transparent;
    border: 1px solid var(--panel-brd);
    border-radius: 7px;
    padding: 5px 8px;
    cursor: pointer;
  }
  .net-copy:hover { background: rgba(255, 255, 255, 0.16); color: var(--ink); }
  .net-copy:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 2px; }

  /* --- waypoints / signposts --------------------------------- */
  .signposts {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  .signposts li {
    position: relative;
    padding-left: 14px;
  }
  .signposts li::before {  /* the post */
    content: "";
    position: absolute;
    left: 4px; top: 6px; bottom: 6px;
    width: 2px;
    background: var(--plank-brd);
    border-radius: 2px;
  }
  .signposts a {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding: 13px 40px 13px 16px;
    background: var(--plank);
    border: 1px solid var(--plank-brd);
    border-radius: 12px;
    text-decoration: none;
    color: var(--ink);
    transform: rotate(-0.5deg);
    transition: transform 0.18s cubic-bezier(0.2, 0.7, 0.2, 1),
                background 0.18s, border-color 0.18s;
  }
  .signposts li:nth-child(even) a { transform: rotate(0.5deg); }
  .signposts a::after {
    content: "▸";
    position: absolute;
    right: 16px; top: 50%;
    transform: translateY(-50%);
    color: var(--accent);
    font-size: 1.1rem;
  }
  .signposts a:hover,
  .signposts a:focus-visible {
    transform: rotate(0) translateX(5px);
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--accent);
    outline: none;
  }
  .wp-name {
    font-weight: 700;
    font-size: 1.02rem;
    letter-spacing: -0.01em;
  }
  .wp-note {
    font: 400 0.82rem/1.4 var(--mono);
    color: var(--ink-soft);
  }

  /* --- aircraft: live ADS-B nearby (assets/aircraft.js) ------------- */
  .ac-lead { margin: -4px 0 10px; font: 400 0.82rem/1.5 var(--mono); color: var(--ink-dim); }
  .ac-views { display: flex; gap: 6px; margin: 0 0 12px; }
  .ac-views[hidden] { display: none; }
  .ac-refresh {
    display: block; margin: 0 0 12px auto;
    font: 600 0.66rem/1 var(--mono); letter-spacing: 0.04em; text-transform: uppercase;
    color: var(--ink-soft); background: transparent; border: 1px solid var(--panel-brd);
    border-radius: 999px; padding: 6px 14px; cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
  }
  .ac-refresh:hover { background: rgba(255, 255, 255, 0.12); color: var(--ink); }
  .ac-refresh:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 2px; }
  .ac-refresh:disabled { opacity: 0.55; cursor: default; }
  .ac-refresh[hidden] { display: none; }
  .ac-viewbtn {
    font: 600 0.66rem/1 var(--mono); letter-spacing: 0.04em; text-transform: uppercase;
    color: var(--ink-soft); background: transparent; border: 1px solid var(--panel-brd);
    border-radius: 999px; padding: 5px 12px; cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
  }
  .ac-viewbtn:hover { background: rgba(255, 255, 255, 0.12); color: var(--ink); }
  .ac-viewbtn[aria-pressed="true"] { border-color: var(--accent); color: var(--ink); background: color-mix(in srgb, var(--accent) 16%, transparent); }
  .ac-viewbtn:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 2px; }
  .ac-banner {
    margin: 0 0 12px; padding: 8px 11px; border-radius: 9px;
    border: 1px solid var(--danger); background: color-mix(in srgb, var(--danger) 14%, transparent);
    font: 600 0.78rem/1.4 var(--mono); color: var(--ink);
    display: flex; flex-direction: column; gap: 3px;
  }
  .ac-banner[hidden] { display: none; }
  .ac-body { display: flex; flex-wrap: wrap; gap: 16px; align-items: flex-start; }
  .ac-plot-wrap { flex: 0 0 auto; }
  .ac-plot { width: min(300px, 80vw); }
  .ac-plot.is-map { width: min(480px, 92vw); }
  .ac-plot svg { width: 100%; height: auto; display: block; }
  .ac-pl-ring { fill: none; stroke: color-mix(in srgb, var(--ink) 22%, transparent); stroke-width: 1; }
  .ac-pl-ring-o { stroke: color-mix(in srgb, var(--ink) 34%, transparent); }
  .ac-pl-you { stroke: var(--ink); stroke-width: 1.4; }
  .ac-pl-n { fill: color-mix(in srgb, var(--ink) 60%, transparent); font: 700 8px var(--mono); text-anchor: middle; }
  .ac-pl-ac { stroke: none; }
  .ac-pl-ac-low { fill: #58c6ff; }
  .ac-pl-ac-mid { fill: #ffd27a; }
  .ac-pl-ac-high { fill: #ff8fd0; }
  .ac-pl-ac-gnd { fill: color-mix(in srgb, var(--ink) 45%, transparent); }
  .ac-pl-hdg { stroke: color-mix(in srgb, var(--ink) 38%, transparent); stroke-width: 1; }
  .ac-pl-near { stroke: var(--ink); stroke-width: 1.1; }
  .ac-pl-mil { stroke: #7CFC9E; stroke-width: 1.2; }
  .ac-pl-emg { stroke: var(--danger); stroke-width: 1.6; }
  /* always-on scope tags: callsign line + FL/speed line, no heading -
     the icon's own heading tick above already conveys that. A halo
     (paint-order stroke, panel-tinted) keeps text legible over rings
     and other icons without needing a solid backing chip. */
  .ac-pl-lab { paint-order: stroke; stroke: color-mix(in srgb, var(--panel) 85%, transparent); stroke-width: 2px; stroke-linejoin: round; pointer-events: none; }
  .ac-pl-lab-cs { font: 700 4.8px var(--mono); fill: var(--ink); }
  .ac-pl-lab-sub { font: 500 4.8px var(--mono); fill: var(--ink-dim); }
  .ac-pl-lab-mil { fill: #7CFC9E; }
  .ac-pl-lab-emg { fill: var(--danger); }
  /* map view geography + aircraft */
  .ac-map { background: color-mix(in srgb, var(--ink) 4%, transparent); border-radius: 12px; }
  .ac-map-coast { fill: none; stroke: color-mix(in srgb, var(--ink) 60%, transparent); stroke-width: 1; }
  .ac-map-state { fill: none; stroke: color-mix(in srgb, var(--ink) 44%, transparent); stroke-width: 0.9; }
  .ac-map-river { fill: none; stroke: color-mix(in srgb, var(--accent-2) 74%, transparent); stroke-width: 0.9; }
  .ac-map-water { fill: color-mix(in srgb, var(--accent-2) 22%, transparent); stroke: color-mix(in srgb, var(--accent-2) 58%, transparent); stroke-width: 0.7; }
  .ac-map-ring { fill: none; stroke: color-mix(in srgb, var(--ink) 20%, transparent); stroke-width: 0.7; stroke-dasharray: 3 4; }
  .ac-map-rrng { fill: none; stroke: color-mix(in srgb, var(--accent) 62%, transparent); stroke-width: 1.1; }
  .ac-map-rlab { fill: color-mix(in srgb, var(--accent) 85%, var(--ink)); font: 600 6px var(--mono); }
  /* always-on map tags: same convention as the scope's ac-pl-lab, sized
     up slightly for the bigger (~480px) map view. */
  .ac-map-lab { paint-order: stroke; stroke: color-mix(in srgb, var(--panel) 80%, transparent); stroke-width: 2px; stroke-linejoin: round; pointer-events: none; }
  .ac-map-lab-cs { font: 700 5.4px var(--mono); fill: var(--ink); }
  .ac-map-lab-sub { font: 500 5.4px var(--mono); fill: var(--ink-dim); }
  .ac-map-lab-mil { fill: #7CFC9E; }
  .ac-map-lab-emg { fill: var(--danger); }
  .ac-ac { stroke: none; }
  .ac-ac-low { fill: #58c6ff; }
  .ac-ac-mid { fill: #ffd27a; }
  .ac-ac-high { fill: #ff8fd0; }
  .ac-ac-gnd { fill: color-mix(in srgb, var(--ink) 45%, transparent); }
  .ac-ac-near { stroke: var(--ink); stroke-width: 0.8; }
  .ac-ac-mil { stroke: #7CFC9E; stroke-width: 0.9; }
  .ac-ac-emg { stroke: var(--danger); stroke-width: 1.2; }
  .ac-mapnote { margin: 6px 0 0; font: 400 0.66rem/1.3 var(--mono); color: var(--ink-dim); text-align: center; }
  .ac-side { flex: 1 1 220px; min-width: 200px; }
  .ac-summary { margin: 0 0 8px; font: 600 0.9rem/1.35 var(--sans); color: var(--ink-soft); }
  .ac-summary .ac-em { color: var(--ink); }
  .ac-summary.ac-stale { color: var(--ink-dim); }
  .ac-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px; }
  .ac-list li {
    font: 400 0.76rem/1.35 var(--mono); color: var(--ink-soft);
    padding: 5px 9px; background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--panel-brd); border-radius: 7px;
    display: grid; grid-template-columns: 1fr auto; gap: 1px 10px;
  }
  .ac-list li .ac-cs { color: var(--ink); font-weight: 600; }
  .ac-list li .ac-sub { color: var(--ink-dim); grid-column: 1 / -1; }
  .ac-list li .ac-dist { font-variant-numeric: tabular-nums; white-space: nowrap; }
  .ac-list li.ac-emg { border-color: var(--danger); color: var(--ink); }
  .ac-list li.ac-mil { border-color: color-mix(in srgb, #7CFC9E 55%, var(--panel-brd)); }
  .ac-list li.ac-mil .ac-cs { color: #7CFC9E; }
  .ac-list li { cursor: pointer; transition: border-color 0.12s, background 0.12s; }
  .ac-list li:hover { border-color: var(--accent-2); background: rgba(255, 255, 255, 0.09); }
  .ac-foot { margin: 10px 0 0; font: 400 0.68rem/1.4 var(--mono); color: var(--ink-dim); }
  .ac-plot .ac-hit { cursor: pointer; }
  .ac-plot .ac-ac, .ac-plot .ac-pl-ac { cursor: pointer; }

  /* click-through aircraft detail dialog */
  .ac-dialog-body { padding: 16px; overflow: auto; max-height: calc(100vh - 120px); }
  .acd-cs { font: 800 1.35rem/1.1 var(--sans); color: var(--ink); }
  .acd-sub { margin: 3px 0 12px; font: 500 0.78rem/1.4 var(--mono); color: var(--ink-soft); }
  .acd-photo {
    width: 100%; display: block; border-radius: 12px; aspect-ratio: 4 / 3;
    object-fit: cover; background: color-mix(in srgb, var(--ink) 8%, transparent);
  }
  .acd-photo-cap { margin: 4px 0 12px; font: 400 0.62rem/1.3 var(--mono); color: var(--ink-dim); }
  .acd-route {
    display: flex; align-items: center; gap: 10px; margin: 0 0 14px;
    padding: 10px 12px; border-radius: 10px;
    background: color-mix(in srgb, var(--accent) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--panel-brd));
  }
  .acd-route .ap { flex: 1; min-width: 0; }
  .acd-route .ap.to { text-align: right; }
  .acd-route .ap .code { font: 800 1rem/1.1 var(--sans); color: var(--ink); }
  .acd-route .ap .place { font: 400 0.66rem/1.3 var(--mono); color: var(--ink-soft); }
  .acd-route .arrow { flex: 0 0 auto; color: var(--accent); font-size: 1.2rem; }
  .acd-info { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; margin: 0 0 14px; font: 400 0.8rem/1.45 var(--mono); }
  .acd-info dt { color: var(--ink-dim); }
  .acd-info dd { margin: 0; color: var(--ink); }
  .acd-box {
    border: 1px solid var(--panel-brd); border-radius: 10px; overflow: hidden;
    background: color-mix(in srgb, var(--ink) 6%, transparent); margin: 0 0 12px; padding-bottom: 8px;
  }
  .acd-box h4 {
    margin: 0 0 6px; padding: 6px 10px; text-align: center;
    font: 700 0.6rem/1 var(--mono); letter-spacing: 0.18em; text-transform: uppercase;
    color: var(--accent); background: color-mix(in srgb, var(--ink) 8%, transparent);
  }
  .acd-box .row { display: grid; grid-template-columns: 1fr auto; gap: 10px; padding: 3px 12px; font: 400 0.8rem/1.5 var(--mono); }
  .acd-box .row .k { color: var(--ink-dim); }
  .acd-box .row .v { color: var(--ink); font-variant-numeric: tabular-nums; }
  .acd-box .row .v .arr { color: var(--accent-2); }
  .acd-loading { color: var(--ink-dim); font: 400 0.74rem/1.4 var(--mono); }
  @media (max-width: 560px) { .acd-cs { font-size: 1.2rem; } }

  /* --- "what this page can see" dialog ---------------------- */
  .seen-dialog {
    width: min(560px, calc(100vw - 32px));
  }
  /* gate the flex layout on [open] so a closed <dialog> still gets the
     UA display:none — an unconditional display:flex leaves the box on
     screen after .close() (only the ::backdrop goes away) */
  .seen-dialog[open] {
    display: flex;
    flex-direction: column;
  }
  .seen-body {
    padding: 16px;
    overflow: auto;
    display: flex;
    flex-direction: column;
    gap: 4px;
  }
  .seen-lead {
    margin: 0 0 8px;
    font: 400 0.9rem/1.5 var(--sans);
    color: var(--ink);
  }
  .seen-lead b { color: #ff9d3d; }
  .seen-h {
    margin-top: 16px;
    font: 700 0.62rem/1 var(--mono);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
  }
  .seen-h:first-of-type { margin-top: 4px; }
  .seen-row {
    display: grid;
    grid-template-columns: 6.6rem 1fr;
    gap: 6px 12px;
    align-items: baseline;
    padding: 5px 0;
  }
  .seen-k { font: 600 0.64rem/1.5 var(--mono); letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-dim); }
  .seen-v { font: 500 0.86rem/1.45 var(--mono); color: var(--ink); word-break: break-word; }
  .seen-v .sub { color: var(--ink-dim); }
  .seen-v.hi { color: #ffb454; }
  .seen-map {
    margin: 8px 0 4px;
    position: relative;
    height: 0;
    padding-bottom: 50%;
    border: 1px solid var(--panel-brd);
    border-radius: 10px;
    overflow: hidden;
    background: #223a5c;
  }
  .seen-map svg { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
  .seen-map .land { fill: #6a7a8c; }
  .seen-map .pin {
    position: absolute;
    width: 10px; height: 10px;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    background: #ff5a5a;
    box-shadow: 0 0 0 3px rgba(255,90,90,0.4), 0 0 0 1px #fff inset;
  }
  .seen-map .pin::after {
    content: "";
    position: absolute; inset: -5px;
    border-radius: 50%;
    border: 1px solid #ff5a5a;
    animation: lensAlertPing 3s ease-out infinite;
  }
  .seen-verdict {
    margin-top: 14px;
    padding: 11px 13px;
    border: 1px solid color-mix(in srgb, #ff9d3d 40%, var(--panel-brd));
    border-radius: 10px;
    background: color-mix(in srgb, #ff9d3d 10%, transparent);
    font: 500 0.82rem/1.5 var(--sans);
    color: var(--ink);
  }
  .seen-verdict .hash { font-family: var(--mono); color: #ffb454; word-break: break-all; }

  .lens-dialog {
    width: min(680px, calc(100vw - 32px));
    max-height: calc(100vh - 48px);
    padding: 0;
    border: 1px solid var(--panel-brd);
    border-radius: 18px;
    background: var(--panel);
    color: var(--ink);
    -webkit-backdrop-filter: blur(20px) saturate(130%);
    backdrop-filter: blur(20px) saturate(130%);
    box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.6);
    overflow: hidden;
  }
  @media (prefers-color-scheme: dark) {
    .lens-dialog { background: rgba(10, 15, 26, 0.82); }
  }
  .lens-dialog::backdrop { background: rgba(6, 12, 22, 0.55); backdrop-filter: blur(2px); }

  .lens-head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 16px;
    border-bottom: 1px solid var(--panel-brd);
  }
  .lens-head h3 {
    margin: 0;
    font: 700 0.72rem/1 var(--sans);
    text-transform: uppercase;
    letter-spacing: 0.24em;
    color: var(--ink-soft);
  }
  .lens-x {
    font-size: 1.1rem; line-height: 1;
    color: var(--ink-soft);
    background: transparent; border: 0;
    padding: 2px 6px; cursor: pointer;
  }
  .lens-x:hover { color: var(--ink); }

  .lens-grid {
    display: grid;
    grid-template-columns: 190px 1fr;
    gap: 16px;
    padding: 16px;
    overflow: auto;
  }
  @media (max-width: 560px) {
    .lens-grid { grid-template-columns: 1fr; }
    .lens-radar { max-width: 240px; margin: 0 auto; }
  }

  .lens-radar svg { width: 100%; height: auto; display: block; }
  .rdr-ring, .rdr-tick { fill: none; stroke: var(--ink-dim); stroke-width: 0.5; }
  .rdr-sweep { stroke: var(--accent-2); stroke-width: 1; opacity: 0.85; transform-origin: 100px 100px; animation: rdrSweep 4s linear infinite; }
  .rdr-line { stroke: var(--ink-soft); stroke-width: 0.6; stroke-dasharray: 2 2; }
  .rdr-blip { fill: var(--accent); }
  .rdr-blip.origin { fill: var(--accent-2); }
  .rdr-you { fill: #fff; }
  .rdr-you-ring { fill: none; stroke: #fff; stroke-width: 1; opacity: 0.5; animation: rdrPulse 2.4s ease-out infinite; transform-origin: 100px 100px; }
  .rdr-label { fill: var(--ink-soft); font: 6px var(--mono); }
  @keyframes rdrSweep { to { transform: rotate(360deg); } }
  @keyframes rdrPulse { from { transform: scale(0.4); opacity: 0.6; } to { transform: scale(1.6); opacity: 0; } }

  .lens-readout {
    font: 400 0.76rem/1.7 var(--mono);
    color: var(--ink);
    min-width: 0;
  }
  .lr-sect { margin-top: 12px; }
  .lr-sect:first-child { margin-top: 0; }
  .lr-h { color: var(--accent); font-weight: 700; letter-spacing: 0.12em; }
  .lr-row { display: grid; grid-template-columns: 5.2rem 1fr; gap: 8px; }
  .lr-k { color: var(--ink-dim); }
  .lr-v { color: var(--ink); word-break: break-all; }
  .lr-warn { color: var(--danger); margin-top: 4px; }
  .lens-foot {
    margin: 0; padding: 12px 16px;
    border-top: 1px solid var(--panel-brd);
    font: 400 0.66rem/1.4 var(--mono);
    color: var(--ink-dim);
  }

  @media (prefers-reduced-motion: reduce) {
    .rdr-sweep, .rdr-you-ring { animation: none; }
    .rdr-sweep { opacity: 0; }
  }

  /* --- day / night map -------------------------------------- */
  .dn-dialog { width: min(760px, calc(100vw - 32px)); }
  .dn-clock {
    margin-top: 4px;
    font: 600 1rem/1.2 var(--mono);
    letter-spacing: 0.04em;
    color: var(--ink);
  }
  .dn-sub { margin-top: 2px; font: 400 0.72rem/1.4 var(--mono); color: var(--ink-dim); }
  .dn-map { padding: 12px; }
  .dn-map svg {
    width: 100%; height: auto; display: block;
    border: 1px solid var(--panel-brd);
    border-radius: 10px;
  }
  .dn-ocean { fill: #7fb0d8; }
  .dn-land { fill: #eef3f7; fill-rule: nonzero; }
  .dn-grat line { stroke: rgba(0, 0, 0, 0.12); stroke-width: 0.5; }
  .dn-night { fill: #0b1836; opacity: 0.16; }
  @media (prefers-color-scheme: dark) {
    .dn-ocean { fill: #223a5c; }
    .dn-land { fill: #6a7a8c; }
    .dn-grat line { stroke: rgba(255, 255, 255, 0.12); }
    .dn-night { fill: #01040d; opacity: 0.2; }
  }
  .dn-sun-disc { fill: #ffcf40; stroke: #e8a400; stroke-width: 1; }
  .dn-sun-rays line { stroke: #ffcf40; stroke-width: 1.6; stroke-linecap: round; }
  .dn-moon-disc { fill: #e9edf2; stroke: #9aa7b4; stroke-width: 0.8; }
  .dn-moon-shadow { display: none; }
  .dn-you-ring { fill: none; stroke: #ff5a5a; stroke-width: 1.6; }
  .dn-you-dot { fill: #ff5a5a; }
  .dn-you-label { fill: #ff5a5a; font: 700 8px var(--mono); }