:root {
  color-scheme: dark;
  --bg: #050a12;
  --bg-2: #08131f;
  --panel: rgba(14, 28, 48, 0.62);
  --panel-solid: #0e1c30;
  --border: rgba(77, 144, 200, 0.24);
  --border-strong: rgba(90, 180, 240, 0.42);
  --text: #eaf2fb;
  --muted: #8aa0b8;
  --dim: #4c637a;
  --green: #35d07f;
  --cyan: #4cc9f0;
  --red: #ff5c7a;
  --yellow: #ffd166;
  --violet: #a78bfa;
  --grad: linear-gradient(135deg, #35d07f 0%, #4cc9f0 100%);
  --radius: 18px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at 50% -20%, #0d2a46 0%, rgba(5, 10, 18, 0) 42%),
    radial-gradient(circle at 92% 8%, #123449 0%, rgba(5, 10, 18, 0) 38%),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(77, 144, 200, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 144, 200, 0.05) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), transparent 90%);
  z-index: 0;
}

#swarm-bg {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.grain {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

main {
  position: relative;
  z-index: 2;
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  padding: 56px 0 40px;
}

.hero { text-align: center; margin-bottom: 30px; }

.eyebrow {
  margin: 0 0 16px;
  color: var(--green);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 12px;
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: clamp(44px, 9vw, 96px);
  line-height: 0.94;
  letter-spacing: -0.04em;
  font-weight: 900;
  color: #fff;
  text-shadow: 0 0 34px rgba(76, 201, 240, 0.25);
}

h1 span {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  margin: 18px 0 0;
  font-size: clamp(20px, 3.4vw, 30px);
  color: var(--text);
  font-weight: 600;
}

.sub {
  margin: 10px auto 0;
  color: var(--muted);
  max-width: 680px;
  font-size: 15px;
}

.connectome-visual {
  position: relative;
  height: 250px;
  margin-bottom: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background:
    radial-gradient(circle at 30% 50%, rgba(76, 201, 240, 0.08), transparent 55%),
    linear-gradient(160deg, rgba(14, 28, 48, 0.88), rgba(5, 10, 18, 0.65));
}

#connectome-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.connectome-strip {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  z-index: 2;
}

.stat {
  background: linear-gradient(160deg, rgba(5, 10, 18, 0.82), rgba(14, 28, 48, 0.5));
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  backdrop-filter: blur(8px);
}

.stat strong {
  display: block;
  font-size: 23px;
  font-weight: 800;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.stat span {
  color: var(--muted);
  font-size: 11px;
}

.stat.accent { border-color: rgba(255, 209, 102, 0.4); }
.stat.accent strong { color: var(--yellow); }

.glass {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(14px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.28);
}

.console {
  padding: 20px;
  margin-bottom: 18px;
}

.console-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  gap: 12px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 13px;
  color: var(--muted);
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--dim);
  box-shadow: 0 0 0 0 rgba(140, 160, 184, 0);
}

.dot.ok { background: var(--green); box-shadow: 0 0 12px var(--green); animation: pulse 2s infinite; }
.dot.bad { background: var(--red); box-shadow: 0 0 12px var(--red); }

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(53, 208, 127, 0.5); }
  50% { box-shadow: 0 0 0 7px rgba(53, 208, 127, 0); }
}

.runtime-tag {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.picker { margin-bottom: 16px; }
.picker-label { display: block; color: var(--muted); font-size: 13px; margin-bottom: 10px; }

.user-chips { display: flex; gap: 10px; flex-wrap: wrap; }

.user-chip {
  flex: 1;
  min-width: 170px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(7, 17, 31, 0.6);
  color: var(--text);
  cursor: pointer;
  transition: 0.2s;
  text-align: left;
}

.user-chip b { font-size: 15px; }
.user-chip small { color: var(--muted); font-size: 12px; }
.user-chip:hover { border-color: var(--border-strong); }
.user-chip.active {
  border-color: var(--green);
  background: rgba(53, 208, 127, 0.1);
  box-shadow: 0 0 22px rgba(53, 208, 127, 0.15);
}

.actions { display: flex; gap: 12px; flex-wrap: wrap; }

button {
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  transition: 0.18s;
}

.primary, .ghost {
  padding: 13px 18px;
  font-size: 15px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.btn-icon { font-size: 17px; }

.primary {
  background: var(--grad);
  color: #06121c;
  border: 0;
  box-shadow: 0 8px 28px rgba(53, 208, 127, 0.28);
}
.primary:hover { transform: translateY(-2px); box-shadow: 0 12px 34px rgba(53, 208, 127, 0.4); }

.ghost {
  background: rgba(7, 17, 31, 0.6);
  color: var(--text);
}
.ghost:hover { border-color: var(--border-strong); background: rgba(14, 28, 48, 0.85); }

.ghost.small,
.primary.small { padding: 9px 12px; font-size: 13px; }

.advanced { margin-top: 16px; border-top: 1px solid var(--border); padding-top: 12px; }
.advanced summary { cursor: pointer; color: var(--muted); font-size: 13px; }
.advanced summary:hover { color: var(--text); }

.upload-row {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 12px;
}
.upload-row label { color: var(--muted); font-size: 12px; }
.upload-row input {
  flex: 1;
  min-width: 140px;
  color: var(--text);
  font-size: 12px;
}

.error {
  padding: 14px 16px;
  border: 1px solid rgba(255, 92, 122, 0.5);
  border-radius: 12px;
  background: rgba(255, 92, 122, 0.08);
  color: var(--red);
  margin-bottom: 16px;
  font-size: 14px;
}

.hidden { display: none !important; }

.loading {
  text-align: center;
  padding: 50px 20px;
  color: var(--muted);
}

.loader-ring {
  width: 46px;
  height: 46px;
  margin: 0 auto 16px;
  border-radius: 50%;
  border: 3px solid rgba(76, 201, 240, 0.18);
  border-top-color: var(--green);
  animation: spin 1s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.dashboard { display: flex; flex-direction: column; gap: 16px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  backdrop-filter: blur(12px);
  overflow: hidden;
}

.card.wide { grid-column: 1 / -1; }

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
  gap: 10px;
}

.card h2 { margin: 0; font-size: 17px; letter-spacing: -0.01em; }
.card .kicker { color: var(--dim); font-size: 11px; text-transform: uppercase; letter-spacing: 0.12em; }

.big-number {
  font-size: 52px;
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--green);
}
.big-number small { font-size: 18px; font-weight: 600; color: var(--muted); }

.svg-chart { width: 100%; height: auto; display: block; }

.evo-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 18px;
  align-items: center;
  margin-bottom: 8px;
}

.radar-wrap {
  display: flex;
  justify-content: center;
}

.radar-wrap canvas { display: block; }

.evo-line { min-width: 0; }

.farm {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-top: 12px;
}
.farm-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.farm-label { width: 34px; color: var(--dim); font-size: 10px; text-align: right; }
.farm-cells { display: flex; flex: 1; gap: 1px; height: 7px; border-radius: 3px; overflow: hidden; }
.farm-cell { flex: 1; min-width: 1px; }
.farm-cell.elite { background: var(--green); }
.farm-cell.parent { background: rgba(53, 208, 127, 0.42); }
.farm-cell.alive { background: var(--green); }
.farm-cell.dead { background: rgba(255, 92, 122, 0.75); }

.timeline {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
}
.tick {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 11px;
  color: var(--muted);
  background: rgba(7, 17, 31, 0.7);
  border: 1px solid var(--border);
}
.tick.quiet { background: rgba(53, 208, 127, 0.14); color: var(--green); border-color: rgba(53, 208, 127, 0.3); }
.tick.surfaced { background: rgba(255, 209, 102, 0.16); color: var(--yellow); border-color: rgba(255, 209, 102, 0.5); box-shadow: 0 0 12px rgba(255, 209, 102, 0.4); }
.legend { display: flex; gap: 14px; margin-top: 10px; color: var(--muted); font-size: 12px; }
.legend span::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 5px; }
.legend .q::before { background: var(--green); }
.legend .p::before { background: rgba(53, 208, 127, 0.42); }
.legend .s::before { background: var(--yellow); }

.decision-box {
  background: linear-gradient(150deg, rgba(255, 209, 102, 0.1), rgba(53, 208, 127, 0.06));
  border: 1px solid rgba(255, 209, 102, 0.35);
  border-radius: 14px;
  padding: 16px;
}
.decision-box .headline { font-size: 18px; font-weight: 700; color: var(--yellow); margin: 0 0 8px; }
.decision-box .action { font-size: 15px; color: var(--text); }
.decision-box .reason { font-size: 13px; color: var(--muted); margin-top: 8px; }

.decision-actions {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  flex-wrap: wrap;
}

ol.trace {
  margin: 8px 0 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}
ol.trace b { color: var(--cyan); font-weight: 600; }

.champion-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.champ-cell {
  background: rgba(7, 17, 31, 0.6);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 11px 12px;
}
.champ-cell .value { font-size: 18px; font-weight: 700; color: var(--cyan); }
.champ-cell .label { font-size: 11px; color: var(--muted); margin-top: 3px; }

.donut-wrap { display: flex; align-items: center; gap: 16px; }
.macro-list { display: flex; flex-direction: column; gap: 7px; }
.macro { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); }
.macro .swatch { width: 10px; height: 10px; border-radius: 3px; }
.macro b { color: var(--text); margin-left: auto; }

.gauge-row { display: flex; flex-direction: column; gap: 10px; }
.gauge { display: flex; flex-direction: column; gap: 5px; }
.gauge .gauge-top { display: flex; justify-content: space-between; font-size: 12px; color: var(--muted); }
.gauge .bar { height: 7px; border-radius: 4px; background: rgba(7, 17, 31, 0.8); overflow: hidden; }
.gauge .fill { height: 100%; border-radius: 4px; background: var(--grad); }

.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.compare .side { background: rgba(7, 17, 31, 0.6); border: 1px solid var(--border); border-radius: 14px; padding: 16px; }
.compare .side h3 { margin: 0 0 10px; font-size: 15px; }
.compare .side .row { display: flex; justify-content: space-between; font-size: 13px; color: var(--muted); padding: 5px 0; border-bottom: 1px solid rgba(77, 144, 200, 0.12); }
.compare .side .row b { color: var(--text); }
.compare .diff { color: var(--yellow); }

.note {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
  margin: 10px 0 0;
}

.footer {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  color: var(--dim);
  font-size: 12px;
}
.footer span { display: inline-flex; align-items: center; gap: 6px; }
.footer span::before { content: "·"; color: var(--dim); }

@media (max-width: 820px) {
  .grid-2, .grid-3, .compare { grid-template-columns: 1fr; }
  .evo-grid { grid-template-columns: 1fr; }
  .connectome-strip { grid-template-columns: 1fr 1fr; }
  .connectome-visual { height: 320px; }
  .champion-grid { grid-template-columns: 1fr 1fr; }
  .console-top { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .connectome-strip, .champion-grid { grid-template-columns: 1fr; }
  .connectome-visual { height: 400px; }
  .actions { flex-direction: column; }
}