:root {
  --bg: #06080f;
  --bg2: #0b0f1c;
  --ink: #e7ecf6;
  --dim: #69748f;
  --line: #1b2236;
  --accent: #5aa9ff;
  --hot: #f0506e;
  --gold: #ffd166;
  --green: #5fe3a1;
  --mono: ui-monospace, "JetBrains Mono", "SF Mono", Menlo, monospace;
}

* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  height: 100%;
}
body {
  background:
    radial-gradient(1200px 700px at 75% -15%, #122140 0%, transparent 55%),
    var(--bg);
  color: var(--ink);
  font:
    14px / 1.4 system-ui,
    -apple-system,
    "Segoe UI",
    sans-serif;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Header */
.head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  border-bottom: 1px solid var(--line);
}
.brand {
  font-size: 15px;
  letter-spacing: 0.5px;
  color: var(--dim);
}
.brand .logo {
  color: var(--accent);
  font-size: 18px;
}
.brand .day {
  color: var(--ink);
  font-weight: 600;
  margin-left: 6px;
}
.stats {
  display: flex;
  gap: 34px;
  align-items: baseline;
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}
.stat .v {
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.stat .l {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--dim);
}
.stat.big .v {
  font-size: 34px;
  color: var(--green);
  text-shadow: 0 0 22px rgba(95, 227, 161, 0.35);
}
#clock {
  color: var(--accent);
}
#burn {
  color: var(--gold);
}

/* Progress ribbon (day arc) */
.ribbon {
  height: 3px;
  background: var(--line);
  position: relative;
  flex: none;
}
.ribbon-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  background: linear-gradient(90deg, #2a6cff, var(--accent));
  box-shadow: 0 0 12px var(--accent);
}
.ticks {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.tick {
  position: absolute;
  top: -3px;
  width: 2px;
  height: 9px;
  background: var(--gold);
  box-shadow: 0 0 8px var(--gold);
  transform: translateX(-1px);
}
.tick.hot {
  width: 3px;
  height: 12px;
  top: -4px;
  background: var(--hot);
  box-shadow: 0 0 12px var(--hot);
}

/* Milestone callout — fires as the playhead crosses a layer landing */
.milestone {
  position: absolute;
  top: 18px;
  left: 50%;
  transform: translate(-50%, -12px);
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 12px 26px;
  border: 1px solid rgba(255, 209, 102, 0.5);
  border-radius: 14px;
  background: rgba(18, 22, 38, 0.92);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
  opacity: 0;
  pointer-events: none;
}
.milestone[hidden] {
  display: none;
}
.milestone.show {
  animation: mIn 4.5s ease forwards;
}
@keyframes mIn {
  0% {
    opacity: 0;
    transform: translate(-50%, -12px) scale(0.96);
  }
  8% {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
  }
  85% {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -8px) scale(1);
  }
}
.m-label {
  font-weight: 700;
  font-size: 17px;
  color: var(--gold);
  letter-spacing: 0.3px;
}
.m-sub {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--dim);
}
.milestone.hot {
  border-color: var(--hot);
  box-shadow: 0 16px 50px rgba(240, 80, 110, 0.4);
}
.milestone.hot .m-label {
  color: var(--hot);
  font-size: 19px;
}

/* Stage / flowing lane list */
.stage {
  flex: 1;
  position: relative;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* accumulating build-log — a growing row of layer chips above the lanes */
.buildlog {
  list-style: none;
  margin: 0;
  padding: 10px 24px 2px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  flex: none;
}
.blog {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 5px 11px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--green);
  border-radius: 8px;
  background: rgba(11, 15, 28, 0.6);
  animation: blogIn 0.4s ease;
}
@keyframes blogIn {
  from {
    opacity: 0;
    transform: translateY(-6px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.b-label {
  font-size: 11.5px;
  font-weight: 600;
}
.b-sub {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--dim);
}
.blog.hot {
  border-left-color: var(--hot);
  box-shadow: 0 0 16px rgba(240, 80, 110, 0.25);
}
.blog.hot .b-label {
  color: var(--hot);
}

.body {
  flex: 1;
  display: flex;
  min-height: 0;
}
.lanes {
  list-style: none;
  margin: 0;
  padding: 14px 24px;
  flex: 1;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Bus conversation panel — agents talking across rooms, streamed by the clock */
.conversation {
  width: 384px;
  flex: none;
  border-left: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: rgba(11, 15, 28, 0.5);
  animation: convIn 0.4s ease;
}
.conversation[hidden] {
  display: none;
}
@keyframes convIn {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.conv-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--dim);
}
.conv-room {
  font-family: var(--mono);
  text-transform: none;
  letter-spacing: 0;
  color: var(--accent);
}
.conv-list {
  list-style: none;
  margin: 0;
  padding: 12px 14px;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 11px;
}
.cmsg {
  animation: cIn 0.35s ease;
}
@keyframes cIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.cmsg-h {
  display: flex;
  gap: 8px;
  align-items: baseline;
  margin-bottom: 3px;
}
.cfrom {
  font-weight: 600;
  font-size: 12px;
  color: var(--ink);
}
.carr {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--dim);
}
.ckind {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
  color: var(--dim);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 0 5px;
}
.cmsg-b {
  font-size: 12.5px;
  line-height: 1.45;
  color: #cfd6e6;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 5.6em;
  overflow: hidden;
}
.cmsg.k-challenge {
  border-left: 2px solid var(--hot);
  padding-left: 9px;
}
.cmsg.k-challenge .cfrom,
.cmsg.k-challenge .ckind {
  color: var(--hot);
}
.cmsg.k-challenge .ckind {
  border-color: var(--hot);
}

/* a session lane: slides in on appear, slides off on exit */
.lane {
  display: grid;
  grid-template-columns: 1fr 220px 110px;
  align-items: center;
  gap: 16px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent);
  flex: none;
  animation: laneIn 0.45s cubic-bezier(0.2, 0.8, 0.2, 1);
  transition:
    opacity 0.5s,
    transform 0.5s,
    border-color 0.4s,
    box-shadow 0.4s;
}
@keyframes laneIn {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.lane.no-anim {
  animation: none;
}
.lane.leaving {
  opacity: 0;
  transform: translateX(60px);
}
.lane.active {
  border-color: rgba(90, 169, 255, 0.5);
  box-shadow: 0 0 22px rgba(90, 169, 255, 0.12);
}
.lane.idle {
  opacity: 0.62;
}
.lane.challenged {
  border-color: var(--hot);
  box-shadow: 0 0 26px rgba(240, 80, 110, 0.35);
  animation: pulse 0.6s ease;
}
@keyframes pulse {
  0% {
    box-shadow: 0 0 0 rgba(240, 80, 110, 0.6);
  }
  40% {
    box-shadow: 0 0 34px rgba(240, 80, 110, 0.55);
  }
  100% {
    box-shadow: 0 0 26px rgba(240, 80, 110, 0.35);
  }
}

.l-id {
  min-width: 0;
}
.l-title {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.l-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  flex: none;
  transition: background 0.3s;
}
.lane.active .l-dot {
  background: var(--green);
  box-shadow: 0 0 10px var(--green);
}
.l-sub {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--dim);
  margin-top: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.l-badge {
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--hot);
  border: 1px solid var(--hot);
  border-radius: 5px;
  padding: 0 5px;
}

/* recent-activity sparkline (trailing window) */
.spark {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 30px;
}
.spark i {
  flex: 1;
  background: linear-gradient(180deg, var(--accent), #2a6cff);
  border-radius: 1px;
  min-height: 1px;
  opacity: 0.85;
}

.l-cost {
  font-family: var(--mono);
  font-size: 17px;
  font-weight: 700;
  color: var(--green);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* the real frenemy critique text, revealed on the lane it hit */
.l-chaltext {
  grid-column: 1 / -1;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid rgba(240, 80, 110, 0.3);
  font-size: 12.5px;
  line-height: 1.45;
  color: #ffd7df;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.l-chaltext[hidden] {
  display: none;
}

.loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dim);
  font-family: var(--mono);
}
.loading.hidden {
  display: none;
}

/* Transport */
.transport {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 28px;
  border-top: 1px solid var(--line);
  background: var(--bg2);
}
.t-btn {
  background: none;
  border: 1px solid var(--line);
  color: var(--ink);
  border-radius: 8px;
  width: 34px;
  height: 30px;
  cursor: pointer;
  font-size: 14px;
}
.t-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.scrub {
  flex: 1;
  accent-color: var(--accent);
  cursor: pointer;
}
.speed {
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 5px 8px;
  font-family: var(--mono);
  font-size: 12px;
}