:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --text: #1d252d;
  --muted: #66707d;
  --line: #d9dee5;
  --green: #177245;
  --blue: #245c9a;
  --red: #a13a32;
  --gold: #946b18;
  --ink: #111827;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 14px;
  line-height: 1.45;
}

.topbar {
  min-height: 74px;
  padding: 14px 22px;
  background: var(--ink);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

h1,
h2 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  font-size: 20px;
}

h2 {
  font-size: 15px;
}

.topbar p {
  margin: 3px 0 0;
  color: #cbd5e1;
}

.token-form {
  display: flex;
  gap: 8px;
  align-items: center;
}

input,
select,
button {
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font: inherit;
}

input,
select {
  width: 100%;
  padding: 7px 9px;
  background: #fff;
  color: var(--text);
}

button,
.download {
  border: 0;
  background: var(--blue);
  color: #fff;
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}

button:hover,
.download:hover {
  filter: brightness(0.95);
}

.layout {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) minmax(280px, 1fr);
  gap: 14px;
  padding: 14px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  min-width: 0;
}

.span-2 {
  grid-column: span 2;
}

.panel-head {
  height: 48px;
  padding: 0 14px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.setup-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  padding: 14px;
}

.setup-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  min-height: 84px;
  background: #fbfcfd;
}

.setup-item strong {
  display: block;
  margin-bottom: 5px;
}

.setup-item code {
  display: block;
  overflow-wrap: anywhere;
  color: var(--green);
}

.stack-form {
  padding: 14px;
  display: grid;
  gap: 10px;
}

label {
  display: grid;
  gap: 5px;
  color: var(--muted);
}

.pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-weight: 650;
  background: #fafbfc;
}

td {
  max-width: 360px;
  overflow-wrap: anywhere;
}

.muted {
  color: var(--muted);
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #edf7f1;
  color: var(--green);
}

.pill.warn {
  background: #fff6df;
  color: var(--gold);
}

.tabs {
  height: 48px;
  padding: 7px 10px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 8px;
}

.tab {
  background: #edf1f5;
  color: var(--text);
}

.tab.active {
  background: var(--ink);
  color: #fff;
}

.download {
  margin-left: auto;
  background: var(--green);
}

.tab-page {
  display: none;
}

.tab-page.active {
  display: block;
}

.toast {
  position: fixed;
  right: 16px;
  bottom: 16px;
  max-width: 360px;
  padding: 10px 12px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 160ms ease, transform 160ms ease;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 860px) {
  .topbar,
  .token-form {
    align-items: stretch;
    flex-direction: column;
  }

  .layout,
  .setup-grid {
    grid-template-columns: 1fr;
  }

  .span-2 {
    grid-column: span 1;
  }
}