/* ============================
   Sol System Census — styles
   ============================ */

:root {
  --bg: #07080c;
  --bg-soft: #0d1018;
  --bg-row: #0f131c;
  --bg-row-hover: #161c2a;
  --bg-row-sel: #1d2740;
  --bg-panel: #0a0d14;
  --line: #1b2130;
  --line-soft: #141826;
  --line-strong: #2a3245;
  --ink: #e8e6e0;
  --ink-mid: #a8a8a4;
  --ink-low: #6c6c68;
  --amber: #e9b46a;
  --amber-hot: #ffce5a;
  --blue: #7ec8ff;
  --green: #7af09a;
  --red: #ff6a4a;
  --serif: "Instrument Serif", "Cormorant Garamond", "Times New Roman", serif;
  --sans: "Geist", "DM Sans", "Helvetica Neue", system-ui, sans-serif;
  --mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  background:
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(126,200,255,0.06), transparent 60%),
    radial-gradient(ellipse 70% 60% at 100% 0%, rgba(233,180,106,0.05), transparent 60%),
    var(--bg);
  min-height: 100vh;
}

#root { min-height: 100vh; }

button { font: inherit; color: inherit; background: none; border: none; padding: 0; cursor: pointer; }
input { font: inherit; color: inherit; }

/* =========== APP SHELL =========== */
.app {
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  min-height: 100vh;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 28px 0 28px;
}

/* =========== TOPBAR =========== */
.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 28px 0 22px;
  border-bottom: 1px solid var(--line);
  gap: 32px;
}
.brand { display: flex; align-items: center; gap: 14px; }
.brandmark {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  border: 1px solid var(--line-strong);
  background: var(--bg-soft);
  border-radius: 4px;
}
.brandtext h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 30px;
  line-height: 1;
  margin: 0 0 4px;
  letter-spacing: -0.01em;
}
.brandtext .sub {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-low);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.totals {
  display: flex;
  align-items: flex-end;
  gap: 18px;
}
.totals .num {
  font-family: var(--serif);
  font-size: 36px;
  line-height: 1;
  color: var(--amber);
  letter-spacing: -0.02em;
  display: block;
}
.totals .lbl {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-low);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 4px;
  display: block;
}

/* =========== CONTROLS =========== */
.controls {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) auto auto;
  gap: 18px 24px;
  padding: 16px 0 18px;
  border-bottom: 1px solid var(--line);
  align-items: end;
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(7, 8, 12, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  margin: 0 -28px;
  padding-left: 28px;
  padding-right: 28px;
}
@media (max-width: 720px) {
  .controls { margin: 0 -14px; padding-left: 14px; padding-right: 14px; }
}
.searchwrap {
  position: relative;
  display: flex;
  align-items: center;
}
.searchicon { position: absolute; left: 12px; color: var(--ink-low); pointer-events: none; }
.search {
  width: 100%;
  background: var(--bg-soft);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  padding: 11px 14px 11px 34px;
  font-size: 13.5px;
  outline: none;
  border-radius: 2px;
  font-family: var(--sans);
}
.search:focus { border-color: var(--amber); box-shadow: 0 0 0 1px var(--amber) inset; }
.search::placeholder { color: var(--ink-low); }
.clearbtn {
  position: absolute; right: 8px;
  width: 22px; height: 22px;
  color: var(--ink-low);
  font-size: 18px;
  border-radius: 50%;
}
.clearbtn:hover { color: var(--ink); background: var(--bg-row-hover); }

.ctlgroup { display: flex; flex-direction: column; gap: 6px; }
.ctlgroup label {
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--ink-low);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.segmented {
  display: inline-flex;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  overflow: hidden;
  background: var(--bg-soft);
}
.segmented button {
  padding: 8px 12px;
  font-size: 12px;
  color: var(--ink-mid);
  border-right: 1px solid var(--line-strong);
  white-space: nowrap;
  transition: color 120ms, background 120ms;
}
.segmented button:last-child { border-right: none; }
.segmented button:hover { color: var(--ink); background: var(--bg-row-hover); }
.segmented button.on {
  background: #1b2436;
  color: var(--amber);
  box-shadow: inset 0 -2px 0 var(--amber);
}

.typefilter { grid-column: 1 / -1; }
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 11px;
  font-size: 11.5px;
  border: 1px solid var(--line-strong);
  border-radius: 99px;
  color: var(--ink-low);
  background: transparent;
  transition: border-color 120ms, color 120ms, background 120ms;
}
.chip:hover { color: var(--ink); }
.chip.on { background: rgba(255,255,255,0.02); color: var(--ink); }
.chip .glyph { font-size: 13px; line-height: 1; }
.chip .count {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-low);
  margin-left: 2px;
}

/* =========== LAYOUT =========== */
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 460px;
  gap: 24px;
  padding: 20px 0 28px;
  min-height: 0;
}
@media (max-width: 1100px) {
  .layout { grid-template-columns: 1fr; }
  .detail { position: sticky; bottom: 0; }
}

/* =========== CATALOG (rows) =========== */
.catalog {
  min-width: 0;
}
.branch { position: relative; }
.rowwrap { position: relative; }
.expander {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 18px; height: 18px;
  display: grid; place-items: center;
  font-size: 10px;
  color: var(--ink-low);
  z-index: 2;
}
.expander:hover { color: var(--ink); }

.row {
  display: grid;
  grid-template-columns: auto 56px 1fr auto auto;
  align-items: center;
  gap: 14px;
  width: 100%;
  text-align: left;
  padding: 10px 14px 10px 30px;
  background: transparent;
  border: 1px solid transparent;
  border-bottom: 1px solid var(--line-soft);
  transition: background 120ms, border-color 120ms;
  position: relative;
}
.row:hover { background: var(--bg-row-hover); }
.row.selected {
  background: var(--bg-row-sel);
  border-color: var(--line-strong);
  border-left: 2px solid var(--amber);
  padding-left: 28px;
}
.row.dim { opacity: 0.35; }

.rowtree { display: inline-block; color: var(--line-strong); font-family: var(--mono); }
.rowtree .tee { color: var(--line-strong); font-size: 12px; }

.thumb {
  width: 56px; height: 56px;
  flex-shrink: 0;
  display: block;
  border-radius: 50%;
  overflow: hidden;
  background: #000;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.06);
}
.thumb svg, .thumb img { width: 100%; height: 100%; display: block; }
.thumb img { object-fit: cover; }

.interstellar-thumb { border-radius: 4px; }

.rowmain { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.rowname {
  font-family: var(--serif);
  font-size: 19px;
  color: var(--ink);
  line-height: 1.15;
  letter-spacing: -0.005em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.row.virtual .rowname { color: var(--ink-mid); }

.rowmeta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-low);
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.rowmeta .dot { color: var(--line-strong); }
.typetag .glyph { margin-right: 4px; }

.status {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 7px;
  border-radius: 2px;
  border: 1px solid;
}
.status-active { color: var(--green); border-color: rgba(122,240,154,0.4); background: rgba(122,240,154,0.05);}
.status-silent { color: var(--ink-low); border-color: var(--line-strong); }
.status-impacted { color: var(--red); border-color: rgba(255,106,74,0.4); background: rgba(255,106,74,0.05);}

.rowid {
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--ink-low);
  letter-spacing: 0.08em;
  opacity: 0.6;
}

.children {
  margin-left: 0;
  animation: branchIn 160ms ease-out;
}
@keyframes branchIn {
  from { opacity: 0; transform: translateY(-3px); }
  to { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .children { animation: none; }
}
.row { transition: background 120ms, border-color 120ms, padding 120ms; }

/* type group headings */
.typegroup { margin-bottom: 8px; }
.typehead {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 18px 0 8px 14px;
  margin: 0;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.typehead .glyph { font-size: 14px; }
.typehead .cnt {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-low);
  margin-left: auto;
}

.empty-catalog {
  padding: 60px 20px;
  text-align: center;
  color: var(--ink-low);
}
.empty-catalog button {
  margin-top: 12px;
  padding: 8px 16px;
  border: 1px solid var(--line-strong);
  color: var(--amber);
  border-radius: 2px;
}
.empty-catalog button:hover { background: var(--bg-row-hover); }

/* =========== DETAIL PANEL =========== */
.detail {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: 2px;
  position: sticky;
  top: 20px;
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  align-self: start;
}
.detail.empty {
  display: grid; place-items: center;
  min-height: 400px;
  padding: 40px;
  text-align: center;
}
.emptyglyph { font-size: 56px; color: var(--ink-low); margin-bottom: 20px; opacity: 0.4; }
.detail.empty h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 24px;
  margin: 0 0 8px;
}
.detail.empty p {
  color: var(--ink-low);
  font-size: 13px;
  line-height: 1.5;
  max-width: 280px;
  margin: 0 auto;
}

.detailtop {
  position: sticky;
  top: 0;
  z-index: 3;
  display: flex;
  justify-content: flex-end;
  padding: 12px 12px 0;
  background: linear-gradient(to bottom, var(--bg-panel) 60%, transparent);
}
.closebtn {
  width: 28px; height: 28px;
  display: grid; place-items: center;
  font-size: 22px;
  color: var(--ink-low);
  border-radius: 50%;
}
.closebtn:hover { color: var(--ink); background: var(--bg-row-hover); }

.detailtop { justify-content: space-between; align-items: center; }
.navbtns { display: flex; gap: 4px; }
.navbtn {
  width: 28px; height: 28px;
  display: grid; place-items: center;
  font-size: 16px;
  color: var(--ink-mid);
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: var(--bg-soft);
  transition: color 120ms, border-color 120ms, background 120ms;
}
.navbtn:hover:not(:disabled) { color: var(--amber); border-color: var(--amber); background: var(--bg-row-hover); }
.navbtn:disabled { opacity: 0.3; cursor: default; }

.hero {
  height: 320px;
  margin: -42px -1px 0;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.hero svg {
  width: 100%; height: 100%;
}

.detailbody {
  padding: 22px 28px 32px;
}

.typeline {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.typeline .glyph { font-size: 13px; }
.typeline .status { margin-left: auto; }

.detailbody h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 44px;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}

.boundto {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-low);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.boundto.interstellar { color: #d57aff; }
.boundlink {
  color: var(--amber);
  text-decoration: underline;
  text-decoration-color: rgba(233,180,106,0.3);
  text-underline-offset: 3px;
}
.boundlink:hover { text-decoration-color: var(--amber); }

.chain {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-low);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 10px 0 18px;
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 18px;
}
.chainarrow { color: var(--line-strong); }
.chainlink { color: var(--ink-mid); }
.chainlink:hover { color: var(--amber); }
.chainself { color: var(--amber); }

.tldr {
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.5;
  color: var(--ink);
  margin: 0 0 24px;
  text-wrap: pretty;
}

.stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin: 0 0 26px;
  border-top: 1px solid var(--line-soft);
}
.stats div {
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
}
.stats div:nth-child(odd) { padding-right: 12px; border-right: 1px solid var(--line-soft); }
.stats div:nth-child(even) { padding-left: 12px; }
.stats dt {
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--ink-low);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.stats dd {
  font-family: var(--sans);
  font-size: 13.5px;
  color: var(--ink);
  margin: 0;
}

.satellites h4 {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-low);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 12px;
}
.satellites .cnt { color: var(--amber); }

.satgrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(98px, 1fr));
  gap: 8px;
}
.satcard {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 10px 6px;
  border: 1px solid var(--line-soft);
  border-radius: 2px;
  background: var(--bg-soft);
  text-align: center;
  transition: border-color 120ms, background 120ms;
}
.satcard:hover {
  border-color: var(--line-strong);
  background: var(--bg-row-hover);
}
.satthumb {
  width: 52px; height: 52px;
  border-radius: 50%;
  overflow: hidden;
  background: #000;
}
.satname {
  font-family: var(--serif);
  font-size: 14px;
  line-height: 1.1;
  color: var(--ink);
}
.sattype {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* =========== FOOT =========== */
.foot {
  padding: 16px 0 22px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-low);
  letter-spacing: 0.04em;
  text-align: center;
}

/* scrollbars in panel */
.detail::-webkit-scrollbar { width: 8px; }
.detail::-webkit-scrollbar-track { background: transparent; }
.detail::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 4px; }
.detail::-webkit-scrollbar-thumb:hover { background: var(--ink-low); }

/* tiny screens */
@media (max-width: 720px) {
  .app { padding: 0 14px; }
  .controls { grid-template-columns: 1fr; }
  .row { grid-template-columns: 48px 1fr auto; padding: 10px 12px; }
  .row .rowtree { display: none; }
  .rowid { display: none; }
  .thumb { width: 48px; height: 48px; }
  .rowname { font-size: 16px; }
  .detailbody h1 { font-size: 32px; }
  .totals .num { font-size: 24px; }
  .brandtext h1 { font-size: 22px; }
}