:root {
  --paper: #f2f2ef;
  --surface: #fbfbf8;
  --ink: #101010;
  --muted: #686868;
  --line: #d8d8d2;
  --line-strong: #101010;
  --focus: #101010;
  --max-page: 520px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--paper);
  color: var(--ink);
  font-family: MiSans, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.76), rgba(255, 255, 255, 0) 180px),
    var(--paper);
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 4px;
}

.site-header,
.page,
.site-footer {
  width: min(100%, var(--max-page));
  margin-inline: auto;
  padding-inline: max(20px, env(safe-area-inset-left));
}

.site-header {
  padding-top: max(18px, env(safe-area-inset-top));
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-strong);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
}

.brand__mark {
  display: block;
  width: 40px;
  height: 40px;
}

.brand__name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page {
  padding-top: 26px;
  padding-bottom: 34px;
}

h2,
p {}

.primary-links,
.secondary-links {
  padding-top: 0;
}

h2 {
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.entry,
.secondary-links a {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  min-height: 58px;
  padding: 15px 0;
  border-top: 1px solid var(--line);
}

.entry:last-child,
.secondary-links li:last-child a {
  border-bottom: 1px solid var(--line);
}

.entry--strong {
  padding: 18px 16px;
  border: 1px solid var(--line-strong);
  background: var(--ink);
  color: var(--surface);
}

.entry--strong+.entry--strong {
  margin-top: 10px;
}

.entry span,
.secondary-links span {
  font-size: 17px;
  font-weight: 700;
}

.entry small,
.secondary-links small {
  color: inherit;
  font-size: 12px;
  line-height: 1.35;
  opacity: 0.68;
}

.secondary-links ul {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.secondary-links a {
  position: relative;
  padding-right: 30px;
}

.secondary-links a::after {
  content: ">";
  position: absolute;
  right: 2px;
  top: 50%;
  color: var(--muted);
  font-size: 18px;
  line-height: 1;
  transform: translateY(-50%);
}

@media (hover: hover) {
  .entry--strong:hover {
    background: var(--surface);
    color: var(--ink);
  }

  .secondary-links a:hover {
    background: rgba(17, 17, 17, 0.04);
  }
}

.site-footer {
  padding-top: 22px;
  padding-bottom: max(22px, env(safe-area-inset-bottom));
  color: var(--muted);
  font-size: 12px;
}

@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}