/* ==========================================================================
   Janus. Design B, the terminal split.
   Brand palette, four colors only:
     Midnight        #0B0D12   background
     Cold Ivory      #F1F3F2   primary text
     Electric Cobalt #4D6BFF   brand, accent, and the verified state
     Steel           #77808F   secondary text and remembered state
   One functional exception: a single red reserved for refusal.
   ========================================================================== */

:root {
  --midnight: #0B0D12;
  --ivory: #F1F3F2;
  --cobalt: #4D6BFF;
  --steel: #77808F;

  /* surfaces derived from midnight */
  --panel: #0E1118;
  --panel-2: #131722;
  --line: #1C2230;
  --line-soft: #161B26;

  /* semantic. cobalt carries verified. red is refusal only. */
  --verified: var(--cobalt);
  --refused: #FF5A5A;

  --sans: "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "Cascadia Mono", Consolas, "Courier New", monospace;

  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ivory);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.6;
  background:
    linear-gradient(rgba(28, 34, 48, 0.26) 1px, transparent 1px) 0 0 / 100% 28px,
    var(--midnight);
}

a { color: var(--cobalt); text-decoration: none; }
a:hover { text-decoration: underline; }

.hidden { display: none !important; }
.muted { color: var(--steel); }

/* ---------------------------------------------------------------- top bar */
.bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(11, 13, 18, 0.94);
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  line-height: 0;
}

.brand img { height: 30px; width: auto; display: block; }

.pill {
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 3px 9px;
  font-size: 11px;
  color: var(--steel);
  white-space: nowrap;
}

.pill.on { border-color: rgba(77, 107, 255, 0.5); color: var(--cobalt); }
.pill.warn { border-color: rgba(255, 90, 90, 0.5); color: var(--refused); }

.bar .right { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }

/* ------------------------------------------------------------------ layout */
main {
  max-width: 1240px;
  margin: 0 auto;
  padding: 20px 24px 44px;
  display: grid;
  gap: 14px;
}

.banner {
  border: 1px solid var(--line);
  border-left: 3px solid var(--steel);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 12px 16px;
  font-size: 13px;
}

.banner.err { border-left-color: var(--refused); color: var(--refused); }
.banner.ok { border-left-color: var(--cobalt); }

/* -------------------------------------------------------------- setup panes */
.setup {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 18px 20px;
}

.setup h2 {
  font-family: var(--sans);
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.4px;
}

.setup p { margin: 0 0 14px; color: var(--steel); font-size: 12.5px; }

.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 10px; }

label { display: grid; gap: 5px; font-size: 11px; color: var(--steel); flex: 1 1 260px; }

input, select {
  background: var(--panel-2);
  color: var(--ivory);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 9px 11px;
  font-family: var(--mono);
  font-size: 13px;
  width: 100%;
}

input:focus, select:focus { outline: none; border-color: var(--cobalt); }

button {
  background: var(--panel-2);
  color: var(--ivory);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 10px 18px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 1px;
  cursor: pointer;
}

button:hover:not(:disabled) { border-color: var(--cobalt); color: var(--cobalt); }
button:disabled { opacity: 0.45; cursor: not-allowed; }

button.primary {
  background: var(--cobalt);
  border-color: var(--cobalt);
  color: var(--ivory);
  font-weight: 700;
}

button.primary:hover:not(:disabled) { color: var(--ivory); filter: brightness(1.1); }

/* ------------------------------------------------------------ operation head */
.head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  border-bottom: 1px dashed var(--line);
  padding-bottom: 11px;
  flex-wrap: wrap;
}

.head h1 {
  font-family: var(--sans);
  margin: 0 0 3px;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.head .id { color: var(--steel); font-size: 11.5px; word-break: break-all; }

/* ------------------------------------------------------- the split and seam */
.split { display: grid; grid-template-columns: 1fr 46px 1fr; }

.pane {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 18px 20px;
  min-width: 0;
}

.pane.l { border-right: none; border-radius: var(--radius) 0 0 var(--radius); }
.pane.r { border-left: none; border-radius: 0 var(--radius) var(--radius) 0; }

.ph { font-size: 11px; letter-spacing: 3px; margin-bottom: 2px; }
.pane.l .ph { color: var(--steel); }
.pane.r .ph { color: var(--cobalt); }

.psub { color: var(--steel); opacity: 0.8; font-size: 11px; margin-bottom: 16px; }

/* the bridge. its glyph is the whole thesis, so it is state driven. */
.bridge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(119, 128, 143, 0.06), rgba(77, 107, 255, 0.09));
}

.bridge .lbl {
  writing-mode: vertical-rl;
  font-size: 9px;
  letter-spacing: 3.5px;
  color: var(--steel);
}

.bridge .glyph {
  font-family: var(--sans);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: var(--steel);
  transition: color 0.25s ease;
}

.bridge[data-state="consistent"] .glyph,
.bridge[data-state="completed"] .glyph { color: var(--cobalt); }
.bridge[data-state="mismatch"] .glyph { color: var(--refused); }
.bridge[data-state="no_checkpoint"] .glyph { color: var(--steel); }

.bridge[data-state="mismatch"] {
  background: linear-gradient(180deg, rgba(119, 128, 143, 0.06), rgba(255, 90, 90, 0.1));
}

/* --------------------------------------------------------------- step lines */
.line {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 8px;
  padding: 5px 0;
  align-items: center;
  font-size: 13.5px;
}

.line .m { color: var(--steel); }
.line.done span:last-child { color: var(--ivory); }
.line.cur .m { color: var(--cobalt); }
.line.cur span:last-child { color: var(--ivory); font-weight: 700; }
.line.pend { color: var(--steel); opacity: 0.5; }

/* ------------------------------------------------------------- key value rows */
.kv { display: grid; gap: 9px; font-size: 13px; }

.kv .r {
  display: grid;
  grid-template-columns: 122px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: baseline;
}

.kv .k { color: var(--steel); }
.kv .v { word-break: break-all; }

.flag { font-size: 10.5px; letter-spacing: 1px; white-space: nowrap; }
.flag.match { color: var(--cobalt); }
.flag.differs { color: var(--refused); }

/* ------------------------------------------------------------------ verdict */
.verdict {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 22px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 20px;
  background: var(--panel);
}

.verdict[data-state="consistent"],
.verdict[data-state="completed"] {
  border-color: rgba(77, 107, 255, 0.45);
  background: linear-gradient(90deg, rgba(77, 107, 255, 0.1), transparent 72%);
}

.verdict[data-state="mismatch"] {
  border-color: rgba(255, 90, 90, 0.5);
  background: linear-gradient(90deg, rgba(255, 90, 90, 0.1), transparent 72%);
}

.verdict[data-state="no_checkpoint"] {
  border-color: var(--line);
  background: linear-gradient(90deg, rgba(119, 128, 143, 0.1), transparent 72%);
}

.verdict .t { font-size: 10px; letter-spacing: 3px; color: var(--steel); }

.verdict .v {
  font-family: var(--sans);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 1.5px;
  margin-top: 3px;
  color: var(--steel);
}

.verdict[data-state="consistent"] .v,
.verdict[data-state="completed"] .v { color: var(--cobalt); }
.verdict[data-state="mismatch"] .v { color: var(--refused); }

.verdict p {
  font-family: var(--sans);
  margin: 6px 0 0;
  color: var(--steel);
  font-size: 13px;
  max-width: 680px;
}

.reasons { margin: 8px 0 0; padding-left: 18px; color: var(--refused); font-size: 12.5px; }
.reasons li { margin-bottom: 3px; }

.cta { display: flex; align-items: center; gap: 16px; }
.na { text-align: right; }
.na small { display: block; font-size: 9.5px; letter-spacing: 2px; color: var(--steel); }
.na b { font-family: var(--sans); font-size: 16px; letter-spacing: 0.3px; }

/* -------------------------------------------------------------------- proof */
.proof {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 16px 20px;
}

.proof .t { font-size: 10px; letter-spacing: 3px; color: var(--steel); margin-bottom: 6px; }

.tabs { display: flex; gap: 8px; margin: 10px 0 12px; }
.tabs button { padding: 6px 12px; font-size: 11.5px; }
.tabs button.active { border-color: var(--cobalt); color: var(--cobalt); }

table { width: 100%; border-collapse: collapse; font-size: 12px; }

th, td {
  text-align: left;
  padding: 8px;
  border-bottom: 1px solid var(--line-soft);
  word-break: break-all;
}

th { color: var(--steel); font-weight: 600; font-size: 10px; letter-spacing: 1.5px; }
td.ok { color: var(--cobalt); }
td.bad { color: var(--refused); }

pre {
  background: var(--midnight);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 13px;
  overflow: auto;
  font-size: 11.5px;
  max-height: 420px;
  margin: 0;
}

details summary { cursor: pointer; font-size: 11.5px; color: var(--steel); margin-top: 12px; }

/* ------------------------------------------------------------------ narrow */
@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; }
  .pane.l { border-right: 1px solid var(--line); border-radius: var(--radius) var(--radius) 0 0; }
  .pane.r { border-left: 1px solid var(--line); border-radius: 0 0 var(--radius) var(--radius); }
  .bridge {
    flex-direction: row;
    border-left: 1px solid var(--line);
    border-right: 1px solid var(--line);
    padding: 8px 0;
  }
  .bridge .lbl { writing-mode: horizontal-tb; }
  .verdict { grid-template-columns: 1fr; }
  .cta { justify-content: space-between; }
}

/* ==========================================================================
   Mission control shell. App bar, left rail, routed pages.
   ========================================================================== */

.shell { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh; }

.rail {
  border-right: 1px solid var(--line);
  background: var(--panel);
  padding: 18px 12px 30px;
  display: flex;
  flex-direction: column;
  gap: 26px;
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
}

.rail .section { font-size: 9.5px; letter-spacing: 3px; color: var(--steel); padding: 0 10px 8px; }

.rail nav { display: flex; flex-direction: column; gap: 2px; }

.rail a.item {
  display: flex; align-items: center; gap: 10px;
  color: var(--steel); text-decoration: none;
  font-size: 12.5px; letter-spacing: 0.5px;
  padding: 9px 12px; border-radius: 6px; border: 1px solid transparent;
}

.rail a.item .ic { font-family: var(--mono); color: var(--cobalt); width: 16px; text-align: center; }

.rail a.item:hover { color: var(--ivory); background: var(--panel-2); }

.rail a.item.active {
  color: var(--ivory);
  background: var(--panel-2);
  border-color: var(--line);
}

.rail a.item.active .ic { color: var(--cobalt); }

.rail .railfoot { margin-top: auto; font-size: 10px; color: var(--steel); padding: 0 12px; line-height: 1.7; }

.content { padding: 22px 30px 60px; min-width: 0; }

.pagehead { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; flex-wrap: wrap; }
.pagehead h1 { font-family: var(--sans); font-size: 22px; font-weight: 600; margin: 0; }
.pagehead .crumb { font-size: 11px; color: var(--steel); letter-spacing: 1.5px; }
.pagehead .right { margin-left: auto; display: flex; gap: 8px; align-items: center; }

.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 22px; }
.metric { border: 1px solid var(--line); border-radius: 10px; background: var(--panel); padding: 16px 18px; }
.metric .k { font-size: 10px; letter-spacing: 2.5px; color: var(--steel); }
.metric .v { font-family: var(--sans); font-size: 26px; font-weight: 700; margin-top: 7px; }
.metric .d { font-size: 11px; color: var(--steel); margin-top: 4px; }

.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.toolbar .grow { flex: 1 1 240px; }

.opcard { display: grid; grid-template-columns: 150px 1fr 130px 130px 120px auto; gap: 12px; align-items: center;
  border: 1px solid var(--line); border-radius: 10px; background: var(--panel); padding: 13px 18px; margin-bottom: 10px; }
.opcard:hover { border-color: var(--cobalt); }
.opcard .id { font-size: 12px; color: var(--ivory); }
.opcard .addr { font-size: 10.5px; color: var(--steel); margin-top: 3px; word-break: break-all; }
.opcard .ct { font-size: 11.5px; color: var(--steel); }
.opcard .state { display: inline-block; font-size: 10px; letter-spacing: 1.5px; border-radius: 20px; padding: 3px 9px; }
.opcard .state.done { color: var(--cobalt); border: 1px solid rgba(77,107,255,.4); }
.opcard .state.wait { color: var(--steel); border: 1px solid var(--line); }
.opcard .state.mismatch { color: var(--refused); border: 1px solid rgba(255,90,90,.5); }
.opcard .when { font-size: 10.5px; color: var(--steel); text-align: right; }

.tagchip { display: inline-flex; align-items: center; gap: 8px; font-size: 10.5px; color: var(--steel);
  border: 1px solid var(--line); border-radius: 20px; padding: 4px 12px; }
.tagchip .d { width: 7px; height: 7px; border-radius: 50%; background: var(--steel); }
.tagchip.ok { color: var(--cobalt); border-color: rgba(77,107,255,.4); }
.tagchip.ok .d { background: var(--cobalt); }
.tagchip.warn { color: var(--refused); border-color: rgba(255,90,90,.5); }
.tagchip.warn .d { background: var(--refused); }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }

.kvblock { border: 1px solid var(--line); border-radius: 10px; background: var(--panel); padding: 18px 20px; }
.kvblock h2 { font-family: var(--sans); font-size: 13px; font-weight: 600; margin: 0 0 4px; letter-spacing: 1px; }
.kvblock .hint { font-size: 11px; color: var(--steel); margin: 0 0 14px; }
.kvblock .rows { display: grid; gap: 9px; font-size: 12.5px; }
.kvblock .rows .r { display: grid; grid-template-columns: 170px 1fr; gap: 12px; }
.kvblock .rows .k { color: var(--steel); }
.kvblock .rows .v { word-break: break-all; }

.empty { border: 1px dashed var(--line); border-radius: 10px; padding: 40px 20px; text-align: center; color: var(--steel); font-size: 12.5px; }

@media (max-width: 1000px) {
  .shell { grid-template-columns: 1fr; }
  .rail { position: static; height: auto; flex-direction: row; flex-wrap: wrap; gap: 8px; padding: 10px 14px; }
  .rail .section, .rail .railfoot { display: none; }
  .rail nav { flex-direction: row; flex-wrap: wrap; }
  .metrics, .grid2 { grid-template-columns: 1fr; }
  .opcard { grid-template-columns: 1fr; gap: 6px; }
}