/* WhichNEO — observer board for L01 Tičan.
   Deliberately single-theme dark: this runs on a screen in a dome at night,
   where a light background is not a preference question. Every colour is
   painted explicitly so the page holds on any host background. */

@import url("https://fonts.googleapis.com/css2?family=Archivo:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap");

:root {
  --ground:   #0a0c14;
  --panel:    #12161f;
  --raised:   #1a1f2b;
  --line:     #242b3a;
  --hair:     #171d28;
  --ink:      #dfe4ee;
  --muted:    #808b9d;
  --faint:    #556074;

  --amber:    #f0a63c;   /* primary: sodium lamp */
  --amber-d:  rgba(240,166,60,.16);
  --cyan:     #5fc9d4;   /* reserved for time — nothing else uses it */
  --cyan-d:   rgba(95,201,212,.14);

  --go:       #55b37e;
  --no:       #cf6154;
  --warn:     #d9a441;

  --ui:   Archivo, ui-sans-serif, system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --r: 7px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--ui);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 1680px; margin: 0 auto; padding: 0 22px 64px; }

/* ---------- header ---------- */
.top {
  display: flex; flex-wrap: wrap; gap: 20px;
  align-items: flex-end; justify-content: space-between;
  padding: 20px 0 16px;
}
.brand h1 {
  margin: 0; font-size: 21px; font-weight: 700; letter-spacing: -.015em;
}
.brand h1 b { color: var(--amber); font-weight: 700; }
.brand .where {
  margin-top: 3px; font-family: var(--mono); font-size: 11px;
  color: var(--faint); letter-spacing: .01em;
}
.live { display: flex; gap: 26px; align-items: flex-end; flex-wrap: wrap; }
.stat .k {
  font-size: 9.5px; letter-spacing: .13em; text-transform: uppercase;
  color: var(--faint); font-weight: 600;
}
.stat .v {
  font-family: var(--mono); font-size: 17px; font-weight: 500;
  font-variant-numeric: tabular-nums; margin-top: 1px;
}
.stat .v.amber { color: var(--amber); }
.stat .v.go { color: var(--go); }
.stat .v.bad { color: var(--no); }
.stat .v small { font-size: 11px; color: var(--muted); font-weight: 400; }

/* ---------- night strip ---------- */
.strip {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r); padding: 15px 18px 12px; margin-bottom: 18px;
}
.strip h2, .panel h2 {
  margin: 0 0 2px; font-size: 10px; letter-spacing: .13em;
  text-transform: uppercase; color: var(--muted); font-weight: 700;
}
.strip .cap { font-size: 12px; color: var(--faint); margin: 0 0 13px; }

.axis {
  position: relative; height: 15px; margin-left: 104px;
  border-bottom: 1px solid var(--line);
}
.axis span {
  position: absolute; transform: translateX(-50%);
  font-family: var(--mono); font-size: 10px; color: var(--faint);
  font-variant-numeric: tabular-nums;
}
.lanes { position: relative; margin-top: 5px; }
.lane {
  display: flex; align-items: center; height: 21px;
}
.lane .who {
  width: 104px; flex: 0 0 104px; padding-right: 12px;
  font-family: var(--mono); font-size: 11.5px; text-align: right;
  color: var(--ink); overflow: hidden; text-overflow: ellipsis;
  white-space: nowrap;
}
.lane .track {
  position: relative; flex: 1; height: 100%;
  border-left: 1px solid var(--hair);
}
.lane .bar {
  position: absolute; top: 5px; height: 10px; border-radius: 5px;
  background: var(--amber-d); border: 1px solid rgba(240,166,60,.42);
}
.lane .peak {
  position: absolute; top: 4px; width: 12px; height: 12px;
  margin-left: -6px; border-radius: 50%;
  background: var(--amber); border: 2px solid var(--panel);
}
.lane:hover .bar { background: rgba(240,166,60,.3); }
.nowline {
  position: absolute; top: -20px; bottom: 0; width: 1px;
  background: var(--cyan); z-index: 3;
}
.nowline::after {
  content: "NOW"; position: absolute; top: -13px; left: 3px;
  font-family: var(--mono); font-size: 9px; letter-spacing: .1em;
  color: var(--cyan);
}

/* ---------- up next ---------- */
.next { display: grid; grid-template-columns: repeat(auto-fit, minmax(268px, 1fr));
  gap: 12px; margin-bottom: 18px; }
.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r); padding: 13px 15px 14px;
  display: flex; flex-direction: column; gap: 9px;
}
.card.lead { border-color: rgba(240,166,60,.45); background: var(--raised); }
.card .when {
  font-family: var(--mono); font-size: 11px; color: var(--cyan);
  letter-spacing: .05em; font-variant-numeric: tabular-nums;
}
.card .name {
  font-family: var(--mono); font-size: 19px; font-weight: 700; margin: -2px 0 0;
}
.card .name a { color: var(--ink); text-decoration: none; }
.card .name a:hover { color: var(--amber); }
.card .facts {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px 10px;
}
.card .facts div { min-width: 0; }
.card .facts .k {
  font-size: 9px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--faint); font-weight: 600;
}
.card .facts .n {
  font-family: var(--mono); font-size: 14px; font-variant-numeric: tabular-nums;
}
.card pre {
  margin: 0; font-family: var(--mono); font-size: 10.5px; line-height: 1.5;
  color: var(--muted); background: var(--ground); border: 1px solid var(--hair);
  border-radius: 5px; padding: 7px 9px; overflow-x: auto; white-space: pre;
}

/* ---------- controls ---------- */
.bar-row {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  margin-bottom: 12px;
}
.seg { display: flex; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.seg a {
  padding: 5px 13px; font-size: 12px; color: var(--muted);
  text-decoration: none; background: var(--panel); font-weight: 500;
}
.seg a + a { border-left: 1px solid var(--line); }
.seg a.on { background: var(--raised); color: var(--amber); }
.seg a:hover { color: var(--ink); }
.chip {
  padding: 5px 11px; font-size: 12px; color: var(--muted); text-decoration: none;
  border: 1px solid var(--line); border-radius: 6px; background: var(--panel);
}
.chip:hover { color: var(--ink); border-color: var(--faint); }
.chip.on { color: var(--amber); border-color: rgba(240,166,60,.4); }
.rules { margin-left: auto; font-size: 11.5px; color: var(--faint); }
.rules code { font-family: var(--mono); color: var(--muted); }

/* ---------- table ---------- */
.panel {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r); overflow: hidden;
}
.tablewrap { overflow-x: auto; }
table.grid { border-collapse: collapse; width: 100%; }
table.grid thead th {
  position: sticky; top: 0; z-index: 2; background: var(--raised);
  color: var(--faint); font-size: 9.5px; letter-spacing: .1em;
  text-transform: uppercase; font-weight: 700; text-align: right;
  padding: 9px 10px; border-bottom: 1px solid var(--line); white-space: nowrap;
}
table.grid thead th.l { text-align: left; }
table.grid tbody td {
  padding: 7px 10px; text-align: right; white-space: nowrap;
  border-bottom: 1px solid var(--hair);
  font-family: var(--mono); font-size: 12px;
  font-variant-numeric: tabular-nums;
}
table.grid tbody td.l { text-align: left; }
table.grid tbody tr:hover td { background: rgba(255,255,255,.022); }
tr.gone td { color: var(--faint); }
tr.done td { opacity: .4; }

td.idx { color: var(--faint); font-size: 11px; width: 30px; }
td.peakt { color: var(--cyan); font-weight: 500; }
td.peakt em { font-style: normal; color: var(--faint); font-size: 11px; margin-left: 4px; }
td.nm { font-size: 13px; font-weight: 500; }
td.nm a { color: var(--ink); text-decoration: none; }
td.nm a:hover { color: var(--amber); }
tr.gone td.nm a { color: var(--muted); }
td.expo { color: var(--amber); }

.pill {
  display: inline-block; padding: 1px 7px; border-radius: 10px;
  font-family: var(--ui); font-size: 10px; font-weight: 600;
  letter-spacing: .04em; border: 1px solid;
}
.pill.go { color: var(--go); border-color: rgba(85,179,126,.45); background: rgba(85,179,126,.08); }
.pill.no { color: var(--no); border-color: rgba(207,97,84,.4); background: rgba(207,97,84,.07); }
.pill.new { color: var(--cyan); border-color: rgba(95,201,212,.4); }
.pill.xc { color: var(--warn); border-color: rgba(217,164,65,.45); }
.pill.ob { color: var(--faint); border-color: var(--line); }
.warn { color: var(--warn); }
.dim { color: var(--faint); }

.acts { display: flex; gap: 4px; justify-content: flex-end; }
.acts button {
  background: var(--raised); color: var(--muted); border: 1px solid var(--line);
  border-radius: 5px; padding: 2px 8px; cursor: pointer;
  font-family: var(--ui); font-size: 11px; font-weight: 500;
}
.acts button:hover { color: var(--amber); border-color: rgba(240,166,60,.4); }

/* ---------- disclosure ---------- */
details.fold { margin: 14px 0 0; }
details.fold > summary {
  cursor: pointer; font-size: 12px; color: var(--muted);
  padding: 8px 0; list-style: none; font-weight: 500;
}
details.fold > summary::-webkit-details-marker { display: none; }
details.fold > summary::before { content: "▸ "; color: var(--faint); }
details.fold[open] > summary::before { content: "▾ "; }
details.fold > summary:hover { color: var(--amber); }

.folded { display: flex; flex-wrap: wrap; gap: 26px; padding: 4px 0 12px; }
table.mini { border-collapse: collapse; font-family: var(--mono); font-size: 11.5px; }
table.mini th, table.mini td { padding: 3px 13px 3px 0; text-align: left; color: var(--muted); }
table.mini th { color: var(--faint); font-weight: 500; }
.note { color: var(--faint); font-size: 12px; max-width: 66ch; line-height: 1.65; }
.note code { font-family: var(--mono); color: var(--muted); }
.note strong { color: var(--muted); }

footer { margin-top: 26px; color: var(--faint); font-size: 12px; line-height: 1.7; max-width: 92ch; }
footer em { color: var(--muted); font-style: normal; }

/* ---------- detail page ---------- */
.detail { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 4px; }
.detail .panel { padding: 14px 17px; flex: 1 1 320px; }
table.kv { border-collapse: collapse; width: 100%; }
table.kv th {
  text-align: left; color: var(--faint); font-weight: 500; font-size: 12px;
  padding: 4px 14px 4px 0; vertical-align: top; white-space: nowrap;
}
table.kv td { padding: 4px 0; font-family: var(--mono); font-size: 12.5px; }
pre.block {
  font-family: var(--mono); font-size: 12px; background: var(--panel);
  border: 1px solid var(--line); border-radius: var(--r);
  padding: 13px 15px; overflow-x: auto; color: var(--ink);
}
a { color: var(--amber); }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }
.empty { text-align: center; color: var(--faint); padding: 40px; font-family: var(--ui); }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }

/* ---------- per-target plan entry ---------- */
tr.planrow td { padding: 0 10px 10px; border-bottom: 1px solid var(--hair); }
.planwrap { position: relative; }
.planwrap pre {
  margin: 0; font-family: var(--mono); font-size: 11.5px; line-height: 1.6;
  background: var(--ground); border: 1px solid var(--line); border-radius: 6px;
  padding: 11px 13px; overflow-x: auto; white-space: pre; color: var(--ink);
}
.planwrap .copy { position: absolute; top: 8px; right: 10px; }
.acts button.ghost { color: var(--faint); }
.acts button.ghost:hover { color: var(--cyan); border-color: rgba(95,201,212,.4); }
button.ghost {
  background: var(--raised); color: var(--muted); border: 1px solid var(--line);
  border-radius: 5px; padding: 2px 9px; cursor: pointer;
  font-family: var(--ui); font-size: 11px; font-weight: 500;
}
button.ghost:hover { color: var(--cyan); border-color: rgba(95,201,212,.4); }
.card .when .dim { color: var(--faint); }

/* ---------- MPC markers ---------- */
/* ! and !! come from MPC's ephemeris and mark fast sky motion.
   S and B come from the NEOCP Note column and are warnings, not endorsements,
   so they are deliberately styled as caution rather than emphasis. */
td.mark { white-space: nowrap; min-width: 52px; }
.bang {
  font-family: var(--mono); font-weight: 700; font-size: 13px;
  color: var(--amber); letter-spacing: -.5px;
}
.bang.bang2 { color: #ff8c42; text-shadow: 0 0 10px rgba(255,140,66,.35); }
tr.gone .bang { color: var(--faint); text-shadow: none; }
.pill.warnflag {
  color: var(--warn); border-color: rgba(217,164,65,.5);
  background: rgba(217,164,65,.09); font-weight: 700; cursor: help;
}

/* ---------- uncertainty map ---------- */
h2.sect {
  font-size: 10px; letter-spacing: .13em; text-transform: uppercase;
  color: var(--muted); font-weight: 700; margin: 26px 0 10px;
}
.unc { display: flex; flex-wrap: wrap; gap: 22px; align-items: flex-start; }
.uncplot {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r); padding: 10px; flex: 0 0 auto;
}
.uncfacts { flex: 1 1 260px; min-width: 240px; }
.cov-full { color: var(--go); }
.cov-part { color: var(--warn); }

/* ---------- discovery observatory ---------- */
td.disc { font-family: var(--mono); font-size: 12px; color: var(--muted); }
td.disc span[title] { cursor: help; border-bottom: 1px dotted var(--line2); }
tr.gone td.disc { color: var(--faint); }