/* ============================================================
   THE OBSERVATORY PAD — theme
   Paper: photographic-plate blue-white, réseau crosses over a
          faint chart graticule (Carte du Ciel plates)
   Ink:   iron-gall blue-black
   Type:  STIX Two Text (the ApJ typeface) · osifont/ISO 3098
          (instrument lettering) · IBM Plex Mono (ephemerides)
   ============================================================ */

/* ---- fonts (all self-hosted) ------------------------------- */
@font-face {
  font-family: "STIX Two Text";
  src: url("../fonts/stixtwo-var.woff2") format("woff2");
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "STIX Two Text";
  src: url("../fonts/stixtwo-var-italic.woff2") format("woff2");
  font-weight: 400 700;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "osifont";
  src: url("../fonts/osifont-latin.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("../fonts/plexmono-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("../fonts/plexmono-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

/* ---- tokens ------------------------------------------------ */
:root {
  /* plate & graticule */
  --paper:        #f3f6fa;      /* plate blue-white               */
  --paper-raise:  #fbfcfe;      /* pasted-in printouts            */
  --grid:         202 216 232;  /* #cad8e8 graticule, rgb triplet */
  --grid-a:       0.42;

  /* inks */
  --ink:          #232c38;   /* iron-gall blue-black              */
  --faded:        #66707d;   /* pencil annotations                */
  --cobalt:       #34508e;   /* chart cobalt — internal links, rules */
  --cobalt-soft:  #34508e1f; /* washes, ledger stripes            */
  --amber:        #7d5c1b;   /* photographic amber — external links */
  --star:         #a97e17;   /* star glyphs, asterisms            */
  --red:          #a83a32;   /* correction red — revisions only   */

  /* type */
  --serif: "STIX Two Text", "Charter", "Palatino", "Georgia", serif;
  --draft: "osifont", "Bahnschrift", "DIN Alternate", "Arial Narrow", sans-serif;
  --mono:  "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace;

  /* rhythm */
  --cell: 26px;              /* the graticule                     */
  --margin-w: 11rem;         /* the log margin                    */
  --measure: 66ch;
}

/* ---- the plate ---------------------------------------------- */
* { box-sizing: border-box; }

html {
  /* plate + graticule + réseau crosses live on the root so they
     always fill the viewport and scroll with the content */
  background-color: var(--paper);
  background-image:
    /* réseau crosses every 4 cells, like an astrometric plate */
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="104" height="104"><path d="M52 48 V56 M48 52 H56" stroke="%23bfcddf" stroke-width="1"/></svg>'),
    /* faint chart graticule */
    linear-gradient(to right,  rgb(var(--grid) / var(--grid-a)) 1px, transparent 1px),
    linear-gradient(to bottom, rgb(var(--grid) / var(--grid-a)) 1px, transparent 1px);
  background-size: calc(var(--cell) * 4) calc(var(--cell) * 4),
                   var(--cell) var(--cell),
                   var(--cell) var(--cell);
  background-position: calc(var(--cell) * 2) calc(var(--cell) * 2), 0 0, 0 0;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.0625rem;            /* 17px */
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--cobalt-soft); }

:focus-visible {
  outline: 2px solid var(--cobalt);
  outline-offset: 2px;
  border-radius: 1px;
}

/* ---- layout: log margin + plate ------------------------------ */
.sheet {
  max-width: calc(var(--margin-w) + var(--measure) + 7rem);
  margin-inline: auto;
  min-height: 100vh;
  display: grid;
  grid-template-columns: var(--margin-w) minmax(0, 1fr);
  padding: 0 1.25rem;
}

.margin {
  border-right: 3px double rgb(52 80 142 / 0.45);
  padding: calc(var(--cell) * 1.5) 1.4rem calc(var(--cell)) 0;
  text-align: right;
}
.margin-inner { position: sticky; top: calc(var(--cell) * 1.5); }

.page {
  padding: calc(var(--cell) * 1.5) 0 calc(var(--cell) * 2) 2.4rem;
  max-width: calc(var(--measure) + 2.4rem);
  display: flex;
  flex-direction: column;
}
.page > * { max-width: 100%; }

/* ---- the mark: name as lettered on a plate label -------------- */
.mark { display: block; text-decoration: none; color: var(--ink); }
.mark .name {
  font-family: var(--draft);
  font-size: 1.3rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  display: block;
  line-height: 1.3;
}
.mark .sub {
  font-family: var(--draft);
  font-size: 0.68rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--faded);
  display: block;
  margin-top: 0.25rem;
  border-top: 1px solid rgb(var(--grid));
  padding-top: 0.35rem;
}
.mark:hover .sub { color: var(--cobalt); }

/* ---- margin nav & marginalia ----------------------------------- */
.margin nav { margin-top: calc(var(--cell) * 1.25); }
.margin nav a {
  display: block;
  font-family: var(--draft);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faded);
  text-decoration: none;
  padding: 0.32rem 0;
  transition: color 120ms ease;
}
.margin nav a:hover  { color: var(--cobalt); }
.margin nav a[aria-current="page"] { color: var(--cobalt); }
.margin nav a[aria-current="page"]::after { content: "\00a0←"; }

.marginalia {
  margin-top: calc(var(--cell) * 1.25);
  font-family: var(--draft);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faded);
  line-height: 2.1;
}
.marginalia .status { color: var(--star); letter-spacing: 0; }
.marginalia .rev    { color: var(--red); }

/* ---- headings: instrument lettering ----------------------------- */
h1, h2, h3, h4 {
  font-family: var(--draft);
  font-weight: 400;
  text-transform: uppercase;
  color: var(--ink);
  line-height: 1.25;
  margin: 0 0 calc(var(--cell) * 0.75);
}
h1 { font-size: 1.7rem;  letter-spacing: 0.10em; }
h2 { font-size: 1.15rem; letter-spacing: 0.12em; margin-top: calc(var(--cell) * 1.75); }
h3 { font-size: 0.95rem; letter-spacing: 0.14em; margin-top: calc(var(--cell) * 1.25); color: #414c59; }

h2::after {
  content: "";
  display: block;
  width: 3.2rem;
  border-top: 2px solid var(--cobalt);
  margin-top: 0.45rem;
}

/* ---- body copy ---------------------------------------------------- */
p { margin: 0 0 calc(var(--cell) * 0.8); }

a { color: var(--cobalt); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }

/* external links: photographic amber + arrow — leaving the dome */
a[href^="http"] { color: var(--amber); }
a[href^="http"]::after {
  content: "\2197";           /* ↗ */
  font-family: var(--mono);
  font-size: 0.72em;
  vertical-align: super;
  margin-left: 0.12em;
}

/* wikilinks: chart-internal, dotted like a pencil path */
.wikilink {
  color: var(--cobalt);
  text-decoration: none;
  border-bottom: 1px dotted var(--cobalt);
  transition: border-color 120ms ease, background 120ms ease;
}
.wikilink:hover { border-bottom-style: solid; background: var(--cobalt-soft); }
.wikilink.stub {
  color: var(--faded);
  border-bottom: 1px dashed #a5b2c2;
  cursor: help;
}

strong { font-weight: 600; }
em { font-style: italic; }

/* revision honesty */
mark { background: var(--cobalt-soft); color: inherit; padding: 0 0.15em; }
ins  { text-decoration: none; border-bottom: 2px solid var(--cobalt); }
del  { color: var(--faded); text-decoration-color: var(--red); }

small, .small { font-size: 0.85rem; color: var(--faded); }

/* ---- lists ---------------------------------------------------------- */
ul, ol { margin: 0 0 calc(var(--cell) * 0.8); padding-left: 1.4rem; }
li { margin-bottom: 0.3rem; }
li::marker { color: var(--cobalt); }

/* ---- notebook index (dot leaders) ------------------------------------ */
.index { list-style: none; padding: 0; margin: 0 0 calc(var(--cell)); }
.index li { display: flex; align-items: baseline; gap: 0.6rem; margin-bottom: 0.55rem; }
.index a {
  font-family: var(--draft);
  font-size: 0.95rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
}
.index a:hover { text-decoration: underline; text-underline-offset: 4px; }
.index .leader { flex: 1; border-bottom: 2px dotted rgb(var(--grid)); transform: translateY(-4px); }
.index .pg {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--faded);
}

/* ---- code: pasted-in printout ------------------------------------------ */
code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: var(--paper-raise);
  border: 1px solid rgb(var(--grid));
  border-radius: 2px;
  padding: 0.05em 0.35em;
}
pre {
  background: var(--paper-raise);
  border: 1px solid rgb(var(--grid));
  border-left: 3px solid var(--cobalt);
  padding: calc(var(--cell) * 0.6) 1.1rem;
  overflow-x: auto;
  margin: 0 0 calc(var(--cell) * 0.8);
  line-height: 1.55;
}
pre code { background: none; border: none; padding: 0; font-size: 0.82rem; }

/* ---- tables: the ephemeris ----------------------------------------------- */
table {
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 0.8rem;
  margin: 0 0 calc(var(--cell) * 0.8);
  width: 100%;
}
caption {
  font-family: var(--draft);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faded);
  text-align: left;
  padding-bottom: 0.4rem;
}
th {
  font-weight: 600;
  text-align: left;
  border-bottom: 2px solid var(--cobalt);
  padding: 0.35rem 0.8rem 0.35rem 0;
}
td { padding: 0.3rem 0.8rem 0.3rem 0; border-bottom: 1px solid rgb(var(--grid) / 0.7); }
tbody tr:nth-child(even) { background: rgb(52 80 142 / 0.05); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }

/* ---- quotes, rules, figures ------------------------------------------------ */
blockquote {
  margin: 0 0 calc(var(--cell) * 0.8);
  padding: 0.1rem 0 0.1rem 1.1rem;
  border-left: 3px solid var(--cobalt);
  font-style: italic;
  color: #38434f;
}
blockquote cite { display: block; margin-top: 0.4rem; font-style: normal; font-size: 0.82rem; color: var(--faded); }

/* asterism — the typographic star cluster */
hr {
  border: none;
  text-align: center;
  margin: calc(var(--cell) * 1.1) auto;
}
hr::after {
  content: "\2726\00a0\00a0\2726\00a0\00a0\2726";  /* ✦  ✦  ✦ */
  font-size: 0.72rem;
  color: var(--star);
  letter-spacing: 0.2em;
}

figure { margin: 0 0 calc(var(--cell) * 0.8); }
figure svg, figure img { max-width: 100%; height: auto; display: block; }
figcaption {
  font-family: var(--draft);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faded);
  margin-top: 0.5rem;
}
figcaption .fig-no { color: var(--cobalt); }

/* ---- math (KaTeX, rendered at build time) -------------------------------------
   KaTeX handles the typesetting rules (variables italic, operators/numbers
   upright). Never italicize a whole expression. */
.math-display {
  font-family: var(--serif);
  text-align: center;
  font-size: 1.15rem;
  padding: calc(var(--cell) * 0.5) 0;
  margin: 0 0 calc(var(--cell) * 0.8);
  overflow-x: auto;
}
.math-display i { font-family: var(--serif); }

/* ---- footnotes ------------------------------------------------------------------ */
sup a { text-decoration: none; font-family: var(--mono); font-size: 0.7em; }
.footnotes, .footnote {
  margin-top: calc(var(--cell) * 1.5);
  border-top: 1px solid rgb(var(--grid));
  padding-top: calc(var(--cell) * 0.5);
  font-size: 0.88rem;
  color: #38434f;
}
.footnotes ol, .footnote ol { padding-left: 1.2rem; }
.footnote > hr { display: none; }  /* markdown emits its own hr before footnotes */

/* ---- growth as apparent magnitude ------------------------------------------------ */
.status-seedling::before  { content: "\2727\00a0"; color: var(--star); } /* ✧ faint  */
.status-growing::before   { content: "\2726\00a0"; color: var(--star); } /* ✦ rising */
.status-evergreen::before { content: "\2605\00a0"; color: var(--star); } /* ★ fixed  */

/* ---- plate label (footer) ---------------------------------------------------------- */
footer.titleblock {
  /* pinned to the plate's bottom-right corner, like an archive label */
  margin-top: auto;
  padding-top: 0;
  position: relative;
  top: calc(var(--cell) * 0.5);
  margin-left: auto;
  width: fit-content;
  display: grid;
  grid-auto-flow: column;
  border: 1.5px solid var(--ink);
  background: var(--paper-raise);
}
footer.titleblock > div {
  padding: 0.35rem 0.9rem 0.4rem;
  border-left: 1px solid rgb(var(--grid));
}
footer.titleblock > div:first-child { border-left: none; }
footer.titleblock .k {
  display: block;
  font-family: var(--draft);
  font-size: 0.56rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--faded);
}
footer.titleblock .v {
  display: block;
  font-family: var(--mono);
  font-size: 0.72rem;
  margin-top: 0.1rem;
}

/* ---- responsive --------------------------------------------------------------------- */
@media (max-width: 900px) {
  .sheet { grid-template-columns: minmax(0, 1fr); padding: 0 1.1rem; }
  .margin {
    border-right: none;
    border-bottom: 3px double rgb(52 80 142 / 0.45);
    text-align: left;
    padding: calc(var(--cell)) 0 calc(var(--cell) * 0.6);
  }
  .margin-inner { position: static; display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.4rem 1.6rem; }
  .margin nav { margin-top: 0; display: flex; flex-wrap: wrap; gap: 0 1.2rem; }
  .marginalia { margin-top: 0; width: 100%; line-height: 1.8; }
  .page { padding: calc(var(--cell)) 0 calc(var(--cell) * 1.5); }
  .mark .name { font-size: 1.05rem; }
}

/* ---- print: clean plate --------------------------------------------------------------- */
@media print {
  html { background: #fff; }
  body { font-size: 11pt; }
  .margin nav, footer.titleblock { display: none; }
  .sheet { display: block; max-width: none; }
  .margin { border: none; text-align: left; }
  a { color: var(--ink); text-decoration: none; }
}

/* ---- pad.js enhancements (site fully works without them) ------------------------------- */
pre { position: relative; }
.copy-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  font-family: var(--draft);
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  color: var(--faded);
  background: var(--paper-raise);
  border: 1px solid rgb(var(--grid));
  padding: 0.2rem 0.5rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity 120ms ease, color 120ms ease;
}
pre:hover .copy-btn, .copy-btn:focus-visible { opacity: 1; }
.copy-btn:hover { color: var(--cobalt); }
.copy-btn.done { color: var(--cobalt); border-color: var(--cobalt); }

.preview-card {
  position: fixed;
  z-index: 50;
  max-width: 34ch;
  background: var(--paper-raise);
  border: 1.5px solid var(--ink);
  padding: 0.7rem 0.9rem 0.5rem;
  font-size: 0.85rem;
  line-height: 1.55;
  pointer-events: none;
}
.preview-card .pv-title {
  display: block;
  font-family: var(--draft);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.preview-card .pv-meta {
  display: block;
  font-family: var(--mono);
  font-size: 0.62rem;
  color: var(--faded);
  margin: 0.15rem 0 0.3rem;
}
.preview-card p { margin: 0; color: #38434f; }

/* backlinks block */
.backlinks { margin-top: calc(var(--cell) * 1.5); }
.backlinks ul { list-style: none; padding: 0; }
.backlinks li { margin-bottom: 0.35rem; }

/* KaTeX inside the plate */
.math-display .katex-display { margin: 0; }
.katex { font-size: 1.06em; }

/* ---- marginalia: page entropy readout --------------------------------------------------- */
.marginalia .bits { font-family: var(--mono); letter-spacing: 0; font-size: 0.66rem; cursor: help; }

/* ---- worldline (pad.js #4) --------------------------------------------------------------- */
.worldline { margin-top: calc(var(--cell) * 1.25); display: flex; justify-content: flex-end; }
.wl-track {
  position: relative;
  width: 2px;
  height: calc(var(--cell) * 6);
  background: rgb(var(--grid));
  margin-right: 0.35rem;
}
.wl-now {
  position: absolute;
  left: 50%;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--cobalt);
  transform: translate(-50%, -50%);
}
.wl-tick {
  position: absolute;
  left: 50%;
  width: 9px; height: 1.5px;
  background: var(--star);
  transform: translate(-50%, -50%);
}
.wl-tick:hover { background: var(--cobalt); height: 2.5px; }

/* ---- plate navigation + the archive tab --------------------------------------------------- */
.platenav {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: calc(var(--cell) * 1.5);
  border-top: 1px solid rgb(var(--grid));
  padding-top: calc(var(--cell) * 0.5);
  font-family: var(--draft);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.platenav a { text-decoration: none; color: var(--faded); }
.platenav a:hover { color: var(--cobalt); }
.platenav .pn-next { text-align: right; }

.plate-tab {
  position: fixed;
  right: 0;
  top: 50%;
  transform: rotate(180deg);
  writing-mode: vertical-rl;
  font-family: var(--draft);
  font-size: 0.62rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--faded);
  background: var(--paper-raise);
  border: 1.5px solid var(--ink);
  border-right: none;
  padding: 0.9rem 0.3rem;
  transition: color 120ms ease, padding 120ms ease;
}
.plate-tab:hover { color: var(--cobalt); padding-right: 0.55rem; }
@media (max-width: 1200px) { .plate-tab { display: none; } }

/* ---- film: pasted-in strips (video) --------------------------------------------------------- */
figure.film video {
  display: block;
  width: 100%;
  background: var(--ink);
  border: 1px solid rgb(var(--grid));
  border-left: 3px solid var(--cobalt);
}

/* ---- the service record (curved graticule) --------------------------------------------------- */
figure.record svg { width: 100%; height: auto; display: block; }
.rec-grid polyline {
  fill: none;
  stroke: rgb(var(--grid));
  stroke-width: 1;
}
.rec-worldline { stroke: var(--cobalt); stroke-width: 1.8; }
.rec-mass { fill: var(--cobalt); }
.rec-lead { stroke: var(--faded); stroke-width: 0.8; stroke-dasharray: 2 3; }
.rec-label {
  font-family: var(--draft);
  font-size: 11px;
  letter-spacing: 0.12em;
  fill: var(--ink);
  text-anchor: middle;
}
.rec-year {
  font-family: var(--mono);
  font-size: 10px;
  fill: var(--faded);
  text-anchor: middle;
}

/* ---- the observer: station link -------------------------------------------------------------- */
.observer {
  border: 1.5px solid var(--ink);
  background: var(--paper-raise);
  margin: calc(var(--cell)) 0;
}
.obs-head {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.5rem 0.9rem;
  border-bottom: 1px solid rgb(var(--grid));
  font-family: var(--draft);
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--faded);
}
.obs-lamp {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--faded);
  flex: none;
}
.obs-lamp[data-state="live"] { background: #3e7a5e; box-shadow: 0 0 0 3px rgb(62 122 94 / 0.18); }
.obs-lamp[data-state="away"] { background: var(--star); box-shadow: 0 0 0 3px rgb(169 126 23 / 0.18); }
.obs-lamp[data-state="down"] { background: var(--red); }

.obs-log {
  min-height: 8rem;
  max-height: 24rem;
  overflow-y: auto;
  padding: 0.9rem 1rem 0.4rem;
}
.obs-log:empty::before {
  content: "SIGNAL LOG EMPTY — TRANSMIT BELOW";
  font-family: var(--draft);
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  color: var(--faded);
}
.obs-entry { margin-bottom: 0.9rem; }
.obs-entry .obs-meta {
  display: block;
  font-family: var(--mono);
  font-size: 0.62rem;
  color: var(--faded);
  margin-bottom: 0.15rem;
}
.obs-entry p { margin: 0; white-space: pre-wrap; }
.obs-you p { color: var(--cobalt); }
.obs-pending p { color: var(--faded); }
.obs-lost .obs-meta, .obs-lost p { color: var(--red); }

.obs-form {
  display: flex;
  gap: 0;
  border-top: 1px solid rgb(var(--grid));
}
.obs-form textarea {
  flex: 1;
  border: none;
  background: transparent;
  font-family: var(--serif);
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--ink);
  padding: 0.7rem 0.9rem;
  resize: vertical;
  min-height: 3.2rem;
}
.obs-form textarea:focus-visible { outline-offset: -2px; }
.obs-form textarea::placeholder { color: var(--faded); font-style: italic; }
.obs-send {
  border: none;
  border-left: 1px solid rgb(var(--grid));
  background: transparent;
  font-family: var(--draft);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  color: var(--cobalt);
  padding: 0 1.1rem;
  cursor: pointer;
  transition: background 120ms ease;
}
.obs-send:hover { background: var(--cobalt-soft); }

.obs-note {
  font-family: var(--draft);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faded);
  margin: 0;
  padding: 0.5rem 0.9rem 0.6rem;
  border-top: 1px solid rgb(var(--grid));
  line-height: 1.9;
}

/* ---- the intercom: masthead trigger for the station link ------------------------------------- */
.intercom {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  column-gap: 0.5rem;
  margin-top: calc(var(--cell) * 0.75);
  padding: 0.45rem 0.6rem 0.4rem;
  border: 1px solid rgb(var(--grid));
  background: var(--paper-raise);
  text-decoration: none;
  transition: border-color 120ms ease;
}
.intercom:hover, .intercom:focus-visible { border-color: var(--cobalt); }
.intercom .ic-name {
  font-family: var(--draft);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
}
.intercom .ic-state {
  grid-column: 2;
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  color: var(--faded);
}
.intercom .obs-lamp { width: 8px; height: 8px; }

/* ---- the signal slip: dock version of the station link --------------------------------------- */
.obs-dock {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: min(30rem, 100vw);
  z-index: 60;
  background:
    linear-gradient(to right,  rgb(var(--grid) / 0.28) 1px, transparent 1px),
    linear-gradient(to bottom, rgb(var(--grid) / 0.28) 1px, transparent 1px)
    var(--paper);
  background-size: var(--cell) var(--cell);
  border-right: 3px double var(--cobalt);
  box-shadow: 8px 0 28px rgb(35 44 56 / 0.14);
  transform: translateX(-103%);
  visibility: hidden;
  transition: transform 200ms ease, visibility 0s 200ms;
}
.obs-dock[data-open] {
  transform: none;
  visibility: visible;
  transition: transform 200ms ease;
}
@media (prefers-reduced-motion: reduce) {
  .obs-dock { transition: none; }
}
.obs-dock .obs-slip {
  border: none;
  margin: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  background: transparent;
}
.obs-dock .obs-log { flex: 1; max-height: none; }
.obs-close {
  margin-left: auto;
  border: none;
  background: transparent;
  font-family: var(--draft);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  color: var(--faded);
  cursor: pointer;
  padding: 0.2rem 0;
}
.obs-close:hover { color: var(--red); }
.obs-note a { color: var(--cobalt); }

@media (max-width: 900px) {
  .intercom {
    display: inline-grid;
    margin-top: 0;
    padding: 0.3rem 0.55rem 0.25rem;
  }
}

/* ---- the darkroom: private editing desk ------------------------------------------------------- */
.darkroom { margin-top: var(--cell); }
.dk-auth p { max-width: 52ch; }
.dk-token-form { display: flex; gap: 0; border: 1.5px solid var(--ink); background: var(--paper-raise); }
.dk-token {
  flex: 1;
  border: none;
  background: transparent;
  font-family: var(--mono);
  font-size: 0.8rem;
  padding: 0.7rem 0.9rem;
  color: var(--ink);
}
.dk-enter, .dk-publish, .dk-new {
  border: none;
  background: transparent;
  font-family: var(--draft);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  color: var(--cobalt);
  cursor: pointer;
  transition: background 120ms ease;
}
.dk-enter { border-left: 1px solid rgb(var(--grid)); padding: 0 1.1rem; }
.dk-enter:hover, .dk-publish:hover:not(:disabled), .dk-new:hover { background: var(--cobalt-soft); }

.dk-desk {
  display: grid;
  grid-template-columns: 15rem 1fr;
  gap: 0;
  border: 1.5px solid var(--ink);
  background: var(--paper-raise);
  min-height: 30rem;
}
.dk-files { border-right: 1px solid rgb(var(--grid)); display: flex; flex-direction: column; }
.dk-files-head {
  font-family: var(--draft);
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  color: var(--faded);
  padding: 0.55rem 0.9rem;
  border-bottom: 1px solid rgb(var(--grid));
}
.dk-list {
  list-style: none;
  margin: 0;
  padding: 0.4rem 0;
  overflow-y: auto;
  flex: 1;
  max-height: 26rem;
}
.dk-list li { margin: 0; }
.dk-list a {
  display: block;
  padding: 0.28rem 0.9rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  text-decoration: none;
  color: var(--ink);
}
.dk-list a:hover { background: var(--cobalt-soft); }
.dk-list a.dk-open { color: var(--cobalt); border-left: 2px solid var(--cobalt); padding-left: calc(0.9rem - 2px); }
.dk-new { padding: 0.6rem 0.9rem; text-align: left; border-top: 1px solid rgb(var(--grid)); }

.dk-editor { display: flex; flex-direction: column; }
.dk-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.45rem 0.9rem;
  border-bottom: 1px solid rgb(var(--grid));
}
.dk-file { font-family: var(--mono); font-size: 0.7rem; color: var(--faded); }
.dk-publish { padding: 0.35rem 0.9rem; border: 1px solid var(--cobalt); }
.dk-publish:disabled { color: var(--faded); border-color: rgb(var(--grid)); cursor: default; }
.dk-text {
  flex: 1;
  border: none;
  background: transparent;
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--ink);
  padding: 0.9rem;
  resize: vertical;
  min-height: 24rem;
}
.dk-text:focus-visible { outline-offset: -2px; }
.dk-status {
  margin: 0;
  padding: 0.45rem 0.9rem;
  border-top: 1px solid rgb(var(--grid));
  font-family: var(--draft);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: var(--red);            /* the safelight */
}
.dk-status.dk-bad { color: var(--red); font-weight: 600; }
.dk-note { font-family: var(--draft); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--faded); line-height: 1.9; }
.dk-note button {
  border: none; background: none; padding: 0;
  font: inherit; color: var(--red); cursor: pointer;
  text-decoration: underline; text-underline-offset: 3px;
  letter-spacing: inherit; text-transform: inherit;
}

@media (max-width: 900px) {
  .dk-desk { grid-template-columns: 1fr; }
  .dk-files { border-right: none; border-bottom: 1px solid rgb(var(--grid)); }
  .dk-list { max-height: 10rem; }
}

/* hidden must win over any display rule (dk-desk is a grid) */
.darkroom [hidden] { display: none !important; }