:root {
  --ink: #101820;
  --muted: #5a6a64;
  --line: rgba(16, 24, 32, 0.12);
  --surface: rgba(255, 255, 255, 0.78);
  --accent: #0d5c4d;
  --font: "DM Sans", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font);
  color: var(--ink);
  background: #e7efe9;
}

.bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 70% 45% at 8% -8%, #9fd4c4 0%, transparent 55%),
    radial-gradient(ellipse 50% 35% at 92% 5%, #d4e4a8 0%, transparent 50%),
    linear-gradient(180deg, #d9ebe4 0%, #e7efe9 45%, #f2f6f3 100%);
}

.site-header {
  max-width: 960px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 0.75rem;
}

.brand {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.1rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.05;
  animation: rise 0.65s ease both;
}

.tagline {
  margin: 0.65rem 0 0;
  color: var(--muted);
  max-width: 36rem;
  line-height: 1.5;
  animation: rise 0.65s ease 0.06s both;
}

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
}

.meta {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  margin: 1rem 0 1.25rem;
  animation: rise 0.65s ease 0.1s both;
}

.cards {
  display: grid;
  gap: 1rem;
}

.chart-section {
  margin-top: 2rem;
  animation: rise 0.65s ease 0.18s both;
}

.chart-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  align-items: baseline;
}

.chart-head h2 {
  margin: 0;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.chart-note {
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.45;
  margin: 0.4rem 0 0.9rem;
}

.chart-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1rem 0.75rem 0.5rem;
  backdrop-filter: blur(8px);
  overflow-x: auto;
}

#flow-chart {
  display: block;
  width: 100%;
  height: auto;
  min-height: 360px;
}

.flow-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.75rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.lg::before {
  content: "";
  display: inline-block;
  width: 0.7rem;
  height: 0.7rem;
  margin-right: 0.35rem;
  border-radius: 2px;
  vertical-align: -1px;
}

.lg.mint::before {
  background: #0d5c4d;
}
.lg.burn::before {
  background: #b45309;
}
.lg.cum::before {
  background: transparent;
  border: 2px solid #1a6b9c;
  border-radius: 1px;
  height: 0;
  width: 0.85rem;
  vertical-align: 0.25rem;
}

.flow-totals {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--muted);
  margin: 0.6rem 0 0;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.25rem 1.35rem;
  backdrop-filter: blur(8px);
  animation: rise 0.65s ease both;
}

.card:nth-child(2) {
  animation-delay: 0.06s;
}
.card:nth-child(3) {
  animation-delay: 0.12s;
}

.card-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
  flex-wrap: wrap;
}

.sym {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.badge {
  font-family: var(--mono);
  font-size: 0.7rem;
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
}

.badge.active {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 35%, transparent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}

.badge.pending {
  color: #8a5a00;
}

.note {
  margin: 0.45rem 0 1rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.supply {
  font-family: var(--mono);
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  font-weight: 500;
  margin: 0 0 1rem;
}

.supply span {
  display: block;
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 0.25rem;
}

.chain-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.chain-table th,
.chain-table td {
  text-align: left;
  padding: 0.55rem 0;
  border-top: 1px solid var(--line);
}

.chain-table th {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  font-weight: 500;
  border-top: none;
}

.mono {
  font-family: var(--mono);
  font-size: 0.82rem;
}

.err {
  color: #a11818;
  font-size: 0.78rem;
}

a {
  color: var(--accent);
}

.empty {
  color: var(--muted);
  font-size: 0.9rem;
}

footer {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem 2.5rem;
  color: var(--muted);
  font-size: 0.8rem;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 640px) {
  .chain-table .hide-sm {
    display: none;
  }
}