:root {
  --bg: #05060a;
  --bg-2: #0b0d15;
  --line: #1c2133;
  --fg: #c9d1e3;
  --muted: #5d6685;
  --accent: #e0875f;
  --c1: #5fd7ff;
  --c2: #c792ea;
  --c3: #ffb86c;
  --mono: 'JetBrains Mono', ui-monospace, 'Cascadia Mono', Consolas, Menlo, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--mono);
}

body {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

b { color: #fff; font-weight: 700; }
a { color: var(--c1); }

/* ---------- header ---------- */
#top {
  display: flex;
  align-items: flex-end;
  gap: 24px;
  padding: 12px 16px 6px;
  border-bottom: 1px solid var(--line);
}

#logo {
  margin: 0;
  font-size: clamp(6px, 1.05vw, 11px);
  line-height: 1.1;
  font-weight: 700;
  background: linear-gradient(90deg, var(--c1), var(--c2) 55%, var(--c3));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  user-select: none;
}

.tag h1 {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.tag p {
  margin: 0 0 2px;
  font-size: 12px;
  color: var(--muted);
}

/* ---------- star map ---------- */
#stage {
  flex: 1;
  min-height: 0;
  position: relative;
  overflow: hidden;
}

#screen {
  position: absolute;
  inset: 0;
  margin: 0;
  font-family: var(--mono);
  font-size: clamp(9px, 1vw, 14px);
  line-height: 1.2;
  white-space: pre;
  color: var(--muted);
  cursor: crosshair;
  user-select: none;
  touch-action: none;
  transition: opacity .25s, filter .25s;
}

#stage.dim #screen { opacity: .35; filter: blur(1px); }

.s1 { color: #2a3048; }
.s2 { color: #58607e; }
.s3 { color: #ffffff; }
.o { color: #2c3960; }
.su { color: #ffd479; }
.su2 { color: #ff9a45; }
.su3 { color: #8a4f22; }
.c1 { color: var(--c1); }  .c1d { color: #1d5569; }
.c2 { color: var(--c2); }  .c2d { color: #5a3b78; }
.c3 { color: var(--c3); }  .c3d { color: #7a5530; }
.c3w { color: #fff1d6; }
.lb { color: #7a84a6; }
.sp { color: #ffffff; font-weight: 700; }
.spl { color: #b9c0d6; }
.spe { color: #ff6b6b; font-weight: 700; }
.th { color: #8990ad; }
.th2 { color: #333a55; }
.hud { color: #4c5572; }
.hudk { color: var(--accent); font-weight: 700; }
.web { color: #aeb8d6; }
.webd { color: #46507a; }
.fly { color: #a6f06f; font-weight: 700; }
.bub { color: #ffffff; }
.warp { color: var(--c1); }

/* ---------- destination panel ---------- */
#panel {
  --pc: var(--c1);
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: min(620px, calc(100% - 32px));
  max-height: calc(100% - 32px);
  overflow: auto;
  background: rgba(8, 10, 18, .94);
  border: 1px solid var(--pc);
  box-shadow: 0 0 0 4px rgba(0, 0, 0, .6), 0 0 48px -8px var(--pc);
  padding: 0 20px 14px;
  font-size: 14px;
  line-height: 1.6;
  animation: pop .22s ease-out;
}
#panel[hidden] { display: none; }
#panel[data-color="c2"] { --pc: var(--c2); }
#panel[data-color="c3"] { --pc: var(--c3); }

@keyframes pop {
  from { opacity: 0; transform: translate(-50%, -46%) scale(.97); }
}

#panel .bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 -20px 8px;
  padding: 8px 12px;
  border-bottom: 1px dashed var(--pc);
  color: var(--pc);
  font-weight: 700;
  position: sticky;
  top: 0;
  background: inherit;
}
#panel .fill { flex: 1; }
#panel-close {
  font: inherit;
  color: var(--muted);
  background: none;
  border: 0;
  cursor: pointer;
  padding: 2px 4px;
}
#panel-close:hover, #panel-close:focus-visible { color: #fff; }

#panel-body .lead { color: var(--pc); margin: 6px 0 10px; }
#panel-body p { margin: 8px 0; }
#panel-body ul { list-style: none; padding: 0; margin: 10px 0; }
#panel-body li { padding-left: 18px; position: relative; margin: 4px 0; }
#panel-body li::before { content: '▸'; position: absolute; left: 0; color: var(--pc); }
#panel-body dl { display: grid; grid-template-columns: 7ch 1fr; gap: 4px 12px; margin: 10px 0; }
#panel-body dt { color: var(--muted); }
#panel-body dd { margin: 0; }
#panel .foot { margin-top: 12px; font-size: 12px; color: var(--muted); }

/* ---------- CLI ---------- */
#cli {
  height: clamp(180px, 26vh, 290px);
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px 16px 10px;
  border-top: 1px solid var(--line);
  background: var(--bg-2);
  font-size: 13px;
  line-height: 1.5;
}

#cli-log {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.welcome {
  display: inline-block;
  border: 1px solid var(--accent);
  border-radius: 6px;
  padding: 6px 14px;
  margin-bottom: 6px;
  max-width: 100%;
}
.accent, .glyph { color: var(--accent); }
.muted { color: var(--muted); }

.ln { display: flex; gap: 8px; }
.ln.u { color: var(--muted); margin-top: 6px; }
.ln.u .caret { color: var(--muted); }
.ln.a .dot { color: #fff; flex: none; }
.ln.sub { padding-left: 4px; color: var(--muted); }
.ln.sub .elbow { flex: none; width: 1ch; }
.ln.spin { color: var(--accent); }
.ln.spin .muted { color: var(--muted); }
.help { margin: 4px 0; }
.help .row { display: grid; grid-template-columns: 12ch 1fr; gap: 12px; }

#cli-box {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid #3a4260;
  border-radius: 6px;
  padding: 6px 12px;
}
#cli-box:focus-within { border-color: var(--muted); }
#cli-box .caret { color: var(--fg); }

#cli-input {
  flex: 1;
  min-width: 0;
  background: none;
  border: 0;
  outline: 0;
  color: #fff;
  font: inherit;
  caret-color: var(--accent);
}
#cli-input::placeholder { color: #3e4666; }

#cli-menu {
  max-height: 9em;
  overflow-y: auto;
  padding: 0 12px;
}
#cli-menu[hidden] { display: none; }
#cli-menu .item { display: grid; grid-template-columns: 14ch 1fr; gap: 12px; color: var(--muted); cursor: pointer; }
#cli-menu .item.sel { color: var(--c2); }
#cli-menu .item.sel .n { font-weight: 700; }

#cli-status {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 0 12px;
  font-size: 11px;
  color: var(--muted);
}
#cli-status b { color: var(--muted); }

.noscript { padding: 16px; }

@media (max-width: 640px) {
  #top { flex-direction: column; align-items: flex-start; gap: 4px; }
  #cli { height: clamp(170px, 34vh, 260px); font-size: 12px; }
  #cli-status .model { display: none; }
  .help .row, #cli-menu .item { grid-template-columns: 10ch 1fr; }
}