:root {
  --bg: #08080b;
  --surface: #14141b;
  --text: #f5f4ef;
  --muted: #9a9aa7;
  --faint: #6e6e7c;
  --line: rgba(255, 255, 255, 0.1);
  --blue: #6a8bff;
  --blue-deep: #3a5bff;
  --pink: #ff5a8a;
  --warm: #ff6b3d;
  --maxw: 760px;
  --serif:
    "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, "Times New Roman",
    serif;
}
* {
  box-sizing: border-box;
}
html {
  scrollbar-width: thin;
  scrollbar-color: var(--blue) var(--bg);
}
::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #6a8bff 0%, #8b6bff 28%, #ff5a8a 62%, #ff6b3d 100%);
  border-radius: 999px;
  border: 2px solid var(--bg);
  background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #7e9bff 0%, #a06bff 28%, #ff6a96 62%, #ff7d50 100%);
  border: 2px solid var(--bg);
  background-clip: padding-box;
}
::selection {
  background: var(--blue);
  color: #06060a;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(70% 60% at 50% -10%, rgba(106, 139, 255, 0.1), transparent 60%);
}
a {
  color: var(--blue);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
}
header.bar {
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(8, 8, 11, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 10;
}
.bar .row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--text);
}
.brand img {
  width: 30px;
  height: 30px;
  border-radius: 8px;
}
.back {
  font-size: 14px;
  color: var(--muted);
}
.back:hover {
  color: var(--text);
  text-decoration: none;
}
h1 {
  font-family: var(--serif);
  font-size: clamp(34px, 6vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 10px;
}
h2 {
  font-family: var(--serif);
  font-size: 25px;
  margin: 44px 0 12px;
}
.updated {
  color: var(--faint);
  font-size: 14px;
  margin-bottom: 8px;
}
p,
li {
  color: var(--muted);
}
strong {
  color: var(--text);
}
ul {
  padding-left: 20px;
}
article {
  padding: 60px 0 80px;
}
.note {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 20px;
  font-size: 15px;
  color: var(--faint);
  margin-top: 26px;
}
footer {
  border-top: 1px solid var(--line);
  padding: 30px 0;
  color: var(--faint);
  font-size: 14px;
}
footer .row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
footer a {
  color: var(--muted);
}