:root {
  --ink: #1b1f24;
  --muted: #5a6470;
  --line: #d9dee4;
  --paper: #ffffff;
  --wash: #f5f7f9;
  --accent: #0b5cad;
  --flag: #8a5a00;
  --flag-wash: #fff6e0;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 17px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

.wrap {
  max-width: 46rem;
  margin: 0 auto;
  padding: 0 1.2rem;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--wash);
}

.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.4rem 1.5rem;
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
}

.site-name {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem 1.1rem;
  font-size: 0.95rem;
}

.site-nav a[aria-current="page"] {
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
}

main {
  padding: 1.6rem 0 2.5rem;
}

h1 {
  margin: 0 0 0.6rem;
  font-size: 1.9rem;
  line-height: 1.2;
}

h2 {
  margin: 2.2rem 0 0.5rem;
  padding-top: 0.4rem;
  border-top: 1px solid var(--line);
  font-size: 1.25rem;
  line-height: 1.3;
}

h3 {
  margin: 1.4rem 0 0.3rem;
  font-size: 1.05rem;
}

p,
ul,
ol,
table {
  margin: 0 0 1rem;
}

ul,
ol {
  padding-left: 1.3rem;
}

li {
  margin-bottom: 0.35rem;
}

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

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.lead {
  color: var(--muted);
  font-size: 1.08rem;
}

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

.notice {
  margin: 1.2rem 0;
  padding: 0.8rem 1rem;
  border-left: 4px solid var(--accent);
  background: var(--wash);
}

.notice p:last-child {
  margin-bottom: 0;
}

.sponsored-example {
  margin: 1.2rem 0;
  padding: 0.9rem 1rem;
  border: 1px solid var(--flag);
  background: var(--flag-wash);
}

.sponsored-example p:last-child {
  margin-bottom: 0;
}

.label {
  display: inline-block;
  padding: 0.05rem 0.45rem;
  border: 1px solid var(--flag);
  border-radius: 3px;
  color: var(--flag);
  background: var(--paper);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.flag-low {
  display: inline-block;
  padding: 0 0.4rem;
  border: 1px solid var(--flag);
  border-radius: 3px;
  color: var(--flag);
  background: var(--flag-wash);
  font-size: 0.85rem;
  font-weight: 700;
}

.tool-list {
  columns: 3 11rem;
  column-gap: 1.5rem;
}

.table-scroll {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.93rem;
}

th,
td {
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--wash);
}

td.num {
  text-align: right;
  white-space: nowrap;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--wash);
  color: var(--muted);
  font-size: 0.88rem;
}

.site-footer .wrap {
  padding-top: 1rem;
  padding-bottom: 1.4rem;
}

.site-footer p {
  margin-bottom: 0.5rem;
}

@media (max-width: 30rem) {
  html {
    font-size: 16px;
  }

  h1 {
    font-size: 1.6rem;
  }
}