:root {
  --ink: #1d1d1f;
  --muted: #5f5f66;
  --line: #e4e4e8;
  --card: #ffffff;
  --ground: #f6f6f8;
  --brand: #c2530a;
  --warn-bg: #fff4e5;
  --warn-line: #f0b36b;
}
* {
  box-sizing: border-box;
}
html {
  color-scheme: light;
}
body {
  margin: 0;
  font:
    16px/1.55 -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Helvetica,
    Arial,
    sans-serif;
  color: var(--ink);
  background: var(--ground);
}
a {
  color: var(--brand);
}
.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--line);
}
.site-header .inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.site-header a.home {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
}
.site-header nav a {
  margin-left: 16px;
  font-size: 14px;
}
main {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}
h1 {
  font-size: 30px;
  line-height: 1.2;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}
h2 {
  font-size: 22px;
  margin: 40px 0 12px;
}
h3 {
  font-size: 17px;
  margin: 24px 0 8px;
}
p.lead {
  color: var(--muted);
  font-size: 18px;
  margin: 0 0 24px;
}
.guide-list {
  list-style: none;
  padding: 0;
  margin: 24px 0;
  display: grid;
  gap: 12px;
}
.guide-list li {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px 18px;
}
.guide-list a {
  font-weight: 600;
  font-size: 17px;
  text-decoration: none;
}
.guide-list a:hover {
  text-decoration: underline;
}
.guide-list p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 15px;
}
.guide-list .soon {
  color: var(--muted);
  font-weight: 600;
  font-size: 17px;
}
ol.steps {
  padding-left: 0;
  counter-reset: step;
  list-style: none;
}
ol.steps > li {
  counter-increment: step;
  position: relative;
  padding: 0 0 20px 44px;
}
ol.steps > li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  display: grid;
  place-items: center;
}
ol.steps > li > strong {
  display: block;
  margin-bottom: 4px;
}
ol.steps ul {
  margin: 8px 0 0;
  padding-left: 20px;
}
.callout {
  background: var(--warn-bg);
  border: 1px solid var(--warn-line);
  border-radius: 10px;
  padding: 14px 16px;
  margin: 20px 0;
}
.callout strong {
  display: block;
  margin-bottom: 4px;
}
figure {
  margin: 16px 0;
}
figure img {
  max-width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  display: block;
}
figcaption {
  font-size: 14px;
  color: var(--muted);
  margin-top: 6px;
}
.placeholder {
  border: 2px dashed var(--line);
  border-radius: 8px;
  padding: 24px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
  background: var(--card);
}
table {
  border-collapse: collapse;
  width: 100%;
  margin: 12px 0;
  background: var(--card);
}
th,
td {
  text-align: left;
  padding: 10px 12px;
  border: 1px solid var(--line);
  vertical-align: top;
}
th {
  background: var(--ground);
  font-weight: 600;
}
kbd,
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 5px;
}
.site-footer {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 20px 40px;
  color: var(--muted);
  font-size: 14px;
}

/* Sign-in */
body.signin {
  display: grid;
  place-items: center;
  min-height: 100vh;
}
.signin-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 32px;
  width: min(400px, calc(100vw - 32px));
}
.signin-card h1 {
  font-size: 22px;
}
.signin-card p {
  color: var(--muted);
  margin: 0 0 16px;
}
.signin-card .error {
  color: #b3261e;
}
.signin-card label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
}
.signin-card input {
  width: 100%;
  font: inherit;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 14px;
}
.signin-card button {
  width: 100%;
  font: inherit;
  font-weight: 600;
  padding: 10px 12px;
  border: 0;
  border-radius: 8px;
  background: var(--brand);
  color: #fff;
  cursor: pointer;
}

/* Illustrated guides */
figure a {
  display: block;
}
figure a:focus-visible {
  outline: 3px solid var(--brand);
  outline-offset: 4px;
  border-radius: 8px;
}
figure img {
  width: auto;
  height: auto;
}
caption {
  text-align: left;
  font-weight: 600;
  margin-bottom: 6px;
}
.contents {
  display: grid;
  gap: 8px;
  margin: 24px 0;
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.related {
  margin-top: 32px;
}
html {
  scroll-padding-top: 16px;
}
main {
  overflow-wrap: anywhere;
}
@media (max-width: 520px) {
  .site-header .inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }
  .site-header nav {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
  }
  .site-header nav a {
    margin-left: 0;
  }
  h1 {
    font-size: 26px;
  }
  ol.steps > li {
    padding-left: 38px;
  }
  th,
  td {
    padding: 8px;
  }
}

.refund-example td:last-child,
.refund-example th:last-child {
  white-space: nowrap;
}