:root {
  --ps-bg: #faf9f7;
  --ps-ink: #1a1916;
  --ps-body: #3d3b35;
  --ps-soft: #6b685f;
  --ps-line: #edecea;
  --ps-accent: #f6b221;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--ps-bg);
  color: var(--ps-ink);
  font-family: 'DM Sans', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

.ps-topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 64px;
  padding: 0 48px;
  background: rgba(250, 249, 247, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--ps-line);
}

.ps-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.ps-brand img {
  display: block;
}

.ps-brand b {
  font-weight: 700;
  color: var(--ps-accent);
}

.ps-back {
  font-size: 13px;
  font-weight: 600;
  color: var(--ps-body);
  transition: color 0.15s ease;
}

.ps-back:hover {
  color: var(--ps-ink);
}

.ps-doc {
  max-width: 720px;
  margin: 0 auto;
  padding: 64px 24px 80px;
}

.ps-doc h1 {
  margin: 0 0 32px;
  font-size: 38px;
  line-height: 1.15;
  letter-spacing: -1px;
}

.ps-prose {
  font-size: 16px;
  line-height: 1.7;
  color: var(--ps-body);
  text-wrap: pretty;
}

.ps-updated {
  margin: -20px 0 36px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ps-soft);
}

.ps-prose h2 {
  margin: 44px 0 12px;
  font-size: 21px;
  line-height: 1.3;
  letter-spacing: -0.4px;
  color: var(--ps-ink);
}

.ps-prose h3 {
  margin: 28px 0 8px;
  font-size: 16px;
  color: var(--ps-ink);
}

.ps-prose p {
  margin: 0 0 16px;
}

.ps-prose ul,
.ps-prose ol {
  margin: 0 0 16px;
  padding-left: 22px;
}

.ps-prose li {
  margin-bottom: 8px;
}

.ps-prose a {
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(26, 25, 22, 0.3);
}

.ps-prose a:hover {
  text-decoration-color: var(--ps-ink);
}

.ps-prose :first-child {
  margin-top: 0;
}

.ps-doc-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px 28px;
  margin-top: 56px;
  padding-top: 22px;
  border-top: 1px solid var(--ps-line);
  font-size: 13px;
}

.ps-doc-nav a {
  font-weight: 600;
  color: var(--ps-body);
  transition: color 0.15s ease;
}

.ps-doc-nav a:hover {
  color: var(--ps-ink);
}

.ps-langs {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--ps-soft);
}

.ps-langs span {
  font-weight: 500;
}

.ps-langs a {
  font-weight: 500;
  color: var(--ps-soft);
}

.ps-langs a[aria-current='true'] {
  font-weight: 700;
  color: var(--ps-ink);
}

.ps-footer {
  background: #111009;
  padding: 40px 48px 30px;
  font-size: 12px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.55);
}

.ps-footer-inner {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 1100px;
  margin: 0 auto;
}

.ps-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 13px;
  font-weight: 500;
}

.ps-footer a {
  transition: color 0.15s ease;
}

.ps-footer a:hover {
  color: var(--ps-accent);
}

.ps-footer a[aria-current='page'] {
  color: #ffffff;
}

.ps-footer p {
  margin: 0;
}

@media (max-width: 720px) {
  .ps-topbar {
    padding: 0 20px;
  }

  .ps-doc {
    padding: 44px 20px 64px;
  }

  .ps-doc h1 {
    font-size: 30px;
    letter-spacing: -0.7px;
  }

  .ps-doc-nav {
    flex-direction: column;
    align-items: flex-start;
  }

  .ps-footer {
    padding: 34px 20px 26px;
  }
}

@media print {
  .ps-topbar,
  .ps-doc-nav,
  .ps-footer {
    display: none;
  }

  .ps-doc {
    max-width: none;
    padding: 0;
  }
}