:root {
  color-scheme: light;
  --bg: #0b1020;
  --card: rgba(255, 255, 255, 0.06);
  --card2: rgba(255, 255, 255, 0.08);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.64);
  --border: rgba(255, 255, 255, 0.12);
  --link: #8ab4ff;
  --danger: #ff6b6b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji",
    "Segoe UI Emoji";
  background: radial-gradient(1200px 700px at 10% 0%, #16204a 0%, var(--bg) 55%), var(--bg);
  color: var(--text);
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.95em;
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding-top: 28px;
}

h1 {
  margin: 0 0 6px 0;
  font-size: 26px;
  letter-spacing: 0.2px;
}

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

.header-actions {
  display: flex;
  gap: 10px;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.nav-link {
  display: inline-block;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  font-size: 13px;
  color: var(--text);
}

.nav-link:hover {
  text-decoration: none;
  background: rgba(255, 255, 255, 0.1);
}

.btn {
  appearance: none;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 10px;
  cursor: pointer;
}

.btn:hover {
  background: rgba(255, 255, 255, 0.12);
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

.card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  background: linear-gradient(180deg, var(--card2) 0%, var(--card) 100%);
  backdrop-filter: blur(10px);
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
}

.card-subhead {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin: 6px 0 10px;
}

h2 {
  margin: 0;
  font-size: 18px;
}

h3 {
  margin: 0;
  font-size: 16px;
}

.meta {
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
}

.list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

ul.list {
  padding-left: 16px;
}

.list li {
  line-height: 1.25;
}

.split {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 16px;
}

.error {
  margin-top: 10px;
  color: var(--danger);
  font-size: 13px;
}

.hidden {
  display: none;
}

.footer {
  padding-bottom: 36px;
}

@media (max-width: 980px) {
  .grid {
    grid-template-columns: 1fr;
  }
  .span-2 {
    grid-column: auto;
  }
  .split {
    grid-template-columns: 1fr;
  }
}