:root {
  --bg: #ffffff;
  --surface: #ffffff;
  --text: #7f7991;
  --text-rgb: 127, 121, 145;
  --text-soft: rgba(127, 121, 145, 0.9);
  --muted: rgba(127, 121, 145, 0.66);
  --line: rgba(127, 121, 145, 0.16);
  --accent: #70cad7;
  --accent-soft: rgba(112, 202, 215, 0.12);
  --accent-strong: #70cad7;
  --panel: rgba(127, 121, 145, 0.035);
  --overlay: rgba(23, 21, 34, 0.18);
  --max-width: 48rem;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #292f2d;
  --surface: #313835;
  --text: #fffde5;
  --text-rgb: 255, 253, 229;
  --text-soft: rgba(255, 253, 229, 0.9);
  --muted: rgba(255, 253, 229, 0.68);
  --line: rgba(255, 253, 229, 0.14);
  --accent: #f8b442;
  --accent-soft: rgba(248, 180, 66, 0.14);
  --accent-strong: #f8b442;
  --panel: rgba(255, 253, 229, 0.04);
  --overlay: rgba(11, 14, 12, 0.6);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    "Helvetica Neue",
    "Noto Sans SC",
    sans-serif;
  line-height: 1.62;
  letter-spacing: -0.011em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

a:active,
a:focus,
a:focus-visible {
  color: var(--accent);
}

a:focus {
  outline: none;
}

a:focus-visible {
  outline: 2px solid rgba(112, 202, 215, 0.45);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  left: 20px;
  top: -40px;
  z-index: 20;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--accent-strong);
  color: var(--bg);
}

.skip-link:focus {
  top: 16px;
}

.site-frame {
  width: min(calc(100% - 40px), var(--max-width));
  margin: 0 auto;
  padding: 32px 0 56px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 40px;
}

.site-header-end {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
  margin-left: auto;
}

.site-title {
  display: inline-block;
  color: var(--text);
  font-family:
    "Avenir Next",
    "SF Pro Display",
    "Helvetica Neue",
    ui-sans-serif,
    system-ui,
    sans-serif;
  font-size: 1.72rem;
  line-height: 0.98;
  font-weight: 650;
  letter-spacing: -0.065em;
  word-spacing: -0.08em;
  font-kerning: normal;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.98rem;
}

.site-nav a {
  position: relative;
  color: var(--muted);
  font-weight: 500;
  padding-bottom: 0.28rem;
}

.site-nav a:hover {
  color: var(--accent);
}

.site-nav a[aria-current="page"] {
  color: var(--text);
  text-decoration-line: underline;
  text-decoration-style: wavy;
  text-decoration-color: currentColor;
  text-decoration-thickness: 1.6px;
  text-underline-offset: 0.34rem;
}

.site-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.icon-button:hover,
.icon-button:active,
.icon-button:focus,
.icon-button:focus-visible {
  color: var(--accent);
}

.icon-button svg {
  width: 1.58rem;
  height: 1.58rem;
  display: block;
}

.theme-toggle .icon-sun {
  display: none;
}

html[data-theme="dark"] .theme-toggle .icon-sun {
  display: block;
}

html[data-theme="dark"] .theme-toggle .icon-moon {
  display: none;
}

.search-panel[hidden] {
  display: none;
}

.search-panel {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: min(9vh, 5rem) 1rem 1rem;
}

.search-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: var(--overlay);
  backdrop-filter: blur(6px);
  cursor: pointer;
}

.search-card {
  position: relative;
  width: min(100%, 42rem);
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: 0 18px 50px rgba(18, 16, 28, 0.12);
}

.search-shell {
  padding: 1rem;
}

.search-label {
  display: block;
  margin: 0 0 0.55rem;
  font-size: 0.82rem;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.search-input {
  width: 100%;
  padding: 0.85rem 0 0.95rem;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 1.12rem;
  letter-spacing: -0.02em;
}

.search-input::placeholder {
  color: var(--muted);
}

.search-input:focus {
  outline: none;
  border-bottom-color: var(--accent);
}

.search-help {
  margin: 0.75rem 0 0.25rem;
  font-size: 0.84rem;
  color: var(--muted);
}

.search-results {
  list-style: none;
  margin: 0.4rem 0 0;
  padding: 0;
}

.search-results li + li {
  border-top: 1px solid var(--line);
}

.search-result-link {
  display: block;
  padding: 0.9rem 0;
}

.search-result-title {
  margin: 0 0 0.2rem;
  font-size: 1rem;
  line-height: 1.28;
  font-weight: 600;
  color: var(--text);
}

.search-result-meta,
.search-result-desc,
.search-empty {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.search-result-desc {
  margin-top: 0.25rem;
  line-height: 1.5;
}

.search-empty {
  padding: 0.95rem 0 0.2rem;
}

.hero {
  display: grid;
  grid-template-columns: 132px 1fr;
  gap: 28px;
  align-items: start;
  padding: 18px 0 8px;
  border-top: 3px solid var(--accent);
  background: none;
}

.avatar-blank {
  width: 132px;
  height: 132px;
  border-radius: 999px;
  border: 1.5px dashed rgba(127, 121, 145, 0.22);
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.6), transparent 44%),
    linear-gradient(160deg, rgba(112, 202, 215, 0.16) 0%, rgba(255, 255, 255, 0.96) 100%);
}

html[data-theme="dark"] .avatar-blank {
  border-color: rgba(255, 253, 229, 0.16);
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 253, 229, 0.08), transparent 44%),
    linear-gradient(160deg, rgba(248, 180, 66, 0.18) 0%, rgba(41, 47, 45, 0.96) 100%);
}

.hero-copy h1,
.page-title {
  margin: 0 0 12px;
  font-size: clamp(2.35rem, 7vw, 3.2rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
  font-weight: 600;
}

.hero-text,
.page-intro,
.entry-text,
.prose p,
.prose li {
  margin: 0 0 12px;
  font-size: 1.01rem;
  color: var(--text-soft);
}

.hero-text-muted,
.entry-meta,
.page-kicker,
.empty-state,
.site-footer {
  color: var(--muted);
}

.inline-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: 18px;
  font-size: 0.98rem;
}

.inline-links a {
  color: var(--muted);
}

.inline-links a:hover {
  color: var(--accent);
}

.inline-links a:active,
.inline-links a:focus,
.inline-links a:focus-visible {
  color: var(--accent);
}

.rule {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 30px 0;
}

.list-section {
  padding-bottom: 12px;
}

.entry-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.entry-item {
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.entry-item:last-child {
  border-bottom: 0;
}

.entry-meta {
  margin: 0 0 8px;
  font-size: 0.88rem;
  font-style: italic;
}

.entry-item h2,
.section-heading {
  margin: 0 0 8px;
  font-size: 1.18rem;
  line-height: 1.24;
  letter-spacing: -0.02em;
  font-weight: 600;
}

.entry-item h2 a {
  text-decoration-line: underline;
  text-decoration-thickness: 1px;
  text-decoration-style: dashed;
  text-decoration-color: transparent;
  text-underline-offset: 5px;
  transition:
    color 0.16s ease,
    text-decoration-color 0.18s ease;
}

.entry-item h2 a:hover {
  color: var(--accent);
  text-decoration-color: currentColor;
}

.entry-item h2 a:active,
.entry-item h2 a:focus,
.entry-item h2 a:focus-visible {
  color: var(--accent);
  text-decoration-color: currentColor;
}

.page-head {
  max-width: none;
  width: 100%;
  margin-bottom: 18px;
  padding: 18px 0 0;
  border-top: 3px solid var(--accent);
  background: none;
}

.page-head > * {
  max-width: 42rem;
}

.page-kicker {
  margin: 0 0 10px;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  color: var(--accent);
  font-weight: 700;
}

.page-intro {
  margin-bottom: 10px;
  font-size: 1.08rem;
  line-height: 1.58;
  color: var(--text);
}

.page-support {
  margin: 0;
  max-width: 41rem;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.6;
}

.meta-link {
  color: inherit;
  text-decoration-line: underline;
  text-decoration-style: dashed;
  text-decoration-thickness: 1px;
  text-decoration-color: transparent;
  text-underline-offset: 4px;
  transition:
    color 0.16s ease,
    text-decoration-color 0.18s ease;
}

.meta-link:hover {
  color: var(--accent);
  text-decoration-color: currentColor;
}

.meta-link:active,
.meta-link:focus,
.meta-link:focus-visible {
  color: var(--accent);
  text-decoration-color: currentColor;
}

.empty-state {
  margin: 16px 0 0;
  font-style: italic;
}

.prose {
  max-width: 42rem;
}

.prose ul {
  margin: 12px 0 0;
  padding-left: 18px;
}

.site-footer {
  margin-top: 44px;
  padding-top: 4px;
  font-size: 0.9rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
}

.site-footer p {
  margin: 0;
}

.footer-contact {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  color: inherit;
  line-height: 1.2;
  font-size: 0.88rem;
  transition: color 0.16s ease;
}

.footer-contact svg {
  width: 0.95rem;
  height: 0.95rem;
  display: block;
  flex: 0 0 auto;
}

.footer-contact:hover,
.footer-contact:active,
.footer-contact:focus,
.footer-contact:focus-visible {
  color: var(--accent);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 720px) {
  .site-frame {
    width: min(calc(100% - 24px), var(--max-width));
    padding-top: 24px;
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 28px;
  }

  .site-header-end {
    width: 100%;
    justify-content: space-between;
    gap: 0.8rem;
  }

  .site-nav {
    gap: 14px;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .avatar-blank {
    width: 112px;
    height: 112px;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .search-panel {
    padding-top: 1rem;
  }

  .search-shell {
    padding: 0.85rem 0.85rem 0.95rem;
  }
}