:root {
  --bg: #0f1116;
  --panel: #171a22;
  --text: #f3f5f7;
  --muted: #b6bec9;
  --line: #2a3040;
  --accent: #4da3ff;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: radial-gradient(circle at top, #1b2231, var(--bg) 55%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

.wrap {
  max-width: 920px;
  margin: 0 auto;
  padding: 36px 18px 48px;
}

.card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.015));
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px;
}

h1,
h2,
h3 {
  margin: 0 0 10px;
  line-height: 1.25;
}

h1 {
  font-size: clamp(1.6rem, 3.2vw, 2.2rem);
}

h2 {
  margin-top: 24px;
  font-size: 1.2rem;
}

p,
li {
  color: var(--text);
}

.meta {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 4px;
}

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

a:hover {
  text-decoration: underline;
}

ul {
  margin: 8px 0 0 22px;
  padding: 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 10px;
}

th,
td {
  padding: 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  text-align: left;
  background: rgba(255, 255, 255, 0.03);
  color: #d6dce5;
}

tr:last-child td {
  border-bottom: 0;
}

.nav {
  margin-bottom: 16px;
  color: var(--muted);
}

.note {
  border-left: 4px solid var(--accent);
  background: rgba(77, 163, 255, 0.08);
  padding: 10px 12px;
  border-radius: 8px;
  color: #e6f1ff;
}

.footer {
  margin-top: 30px;
  color: var(--muted);
  font-size: 0.9rem;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.92em;
}

.hero {
  margin-bottom: 8px;
}

.hero p {
  margin: 8px 0;
}

.kicker {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  font-weight: 600;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 16px 0 6px;
}

.btn {
  display: inline-block;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
}

.btn:hover {
  text-decoration: none;
  border-color: #3e4a64;
}

.btn.primary {
  background: linear-gradient(180deg, #3f93ea, #2a7fd8);
  border-color: #2a7fd8;
  color: #fff;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.tile {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.02);
}

.tile h3 {
  margin: 0 0 8px;
  font-size: 1rem;
}

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