:root {
  --bg: #fff;
  --text: #111;
  --muted: #777;
  --line: #e6e6e6;
  --soft: #f7f7f7;
  --max: 880px;
}

html[data-theme="dark"] {
  --bg: #0d0d0d;
  --text: #e8e8e8;
  --muted: #9a9a9a;
  --line: #2a2a2a;
  --soft: #161616;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 14px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 4px; }
.shell { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; }
.site-header {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; line-height: 1; }
.site-header nav { display: flex; align-items: center; gap: 16px; line-height: 1; }
.site-header nav .nav-link { color: var(--text); font-size: 14px; font-weight: 700; }
.site-header nav .nav-link[aria-current="page"] { color: var(--text); }
.nav-email-link {
  color: var(--muted);
  font-size: 12px;
  font-weight: 400;
}
.nav-email-link:hover { color: var(--text); }
.theme-toggle {
  appearance: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  padding: 5px 8px;
  font: inherit;
  font-size: 11px;
  line-height: 1.1;
  cursor: pointer;
}
.theme-toggle:hover { color: var(--text); border-color: var(--muted); }
.home { padding: 54px 0 72px; }
.post-list { border-top: 1px solid var(--line); }
.post-row {
  min-height: 60px;
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 20px;
  align-items: center;
  border-bottom: 1px solid var(--line);
}
.post-row:hover { text-decoration: none; }
.post-row:hover .post-title { text-decoration: underline; text-underline-offset: 4px; }
.date, .article-meta, .cv-date { color: var(--muted); font-size: 12px; }
.article-header { max-width: 760px; padding: 54px 0 28px; border-bottom: 1px solid var(--line); }
.article-header h1 {
  margin: 0;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.15;
  letter-spacing: -0.04em;
}
.article-meta { margin-top: 14px; }
.article { max-width: 720px; padding: 38px 0 72px; }
.article h2 { margin: 38px 0 12px; font-size: 17px; line-height: 1.35; }
.article h3 { margin: 28px 0 10px; font-size: 14px; line-height: 1.4; }
.article p { margin: 0 0 18px; }
.article code {
  padding: 2px 5px;
  background: var(--soft);
  border: 1px solid var(--line);
  font-family: inherit;
  font-size: 0.95em;
}
.article pre {
  overflow-x: auto;
  margin: 22px 0;
  padding: 16px 18px;
  background: var(--soft);
  border: 1px solid var(--line);
  line-height: 1.5;
}
.article pre code { padding: 0; border: 0; background: transparent; font-size: 13px; }
.article ul, .article ol { margin: 0 0 20px; padding-left: 22px; }
.article li { margin: 4px 0; }
.article a { text-decoration: underline; text-underline-offset: 4px; }
.article hr { margin: 40px 0; border: 0; border-top: 1px solid var(--line); }
.article-figure { margin: 30px 0 36px; }
.article-figure img { display: block; width: 100%; height: auto; border: 1px solid var(--line); }
.article-figure figcaption { margin-top: 8px; color: var(--muted); font-size: 11px; }
.back { display: inline-block; margin-top: 26px; color: var(--muted); }
.cv-page { max-width: 820px; padding: 46px 0 72px; }
.cv-header { padding-bottom: 18px; border-bottom: 1px solid var(--text); }
.cv-header h1 {
  margin: 0;
  font-size: clamp(30px, 5vw, 40px);
  line-height: 1;
  letter-spacing: -0.045em;
}
.cv-contact {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0;
  margin: 11px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}
.cv-contact span { padding: 0 7px; color: var(--muted); }
.cv-contact a { text-decoration: underline; text-underline-offset: 3px; }
.download-button {
  display: inline-block;
  margin-top: 12px;
  padding: 6px 9px;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
  line-height: 1;
}
.download-button:hover { color: var(--text); border-color: var(--muted); text-decoration: none; }
.cv-section { padding-top: 26px; }
.cv-section h2 { margin: 0 0 11px; font-size: 16px; line-height: 1.3; }
.cv-section h3 { margin: 0 0 8px; font-size: 13px; line-height: 1.35; }
.cv-section p { margin: 0 0 14px; }
.cv-section ul { margin: 0; padding-left: 18px; }
.cv-section li { margin: 2px 0; }
.cv-columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
  font-size: 12px;
  line-height: 1.5;
}
.cv-columns h3 { font-size: 12px; }
.cv-columns li { margin: 3px 0; }
.cv-professional-skills { margin-top: 0; }
.cv-role { margin-bottom: 22px; }
.cv-role:last-child { margin-bottom: 0; }
.cv-role-head { display: flex; align-items: baseline; flex-wrap: wrap; gap: 7px; line-height: 1.4; }
.cv-role-head span::before { content: "— "; color: var(--muted); }
.cv-date { margin: 3px 0 7px; }

@media (max-width: 640px) {
  .shell { width: min(calc(100% - 28px), var(--max)); }
  .site-header { height: auto; min-height: 62px; padding: 10px 0; }
  .site-header nav { gap: 10px; }
  .nav-email-link { font-size: 10px; }
  .theme-toggle { padding: 4px 6px; font-size: 10px; }
  .home { padding: 40px 0 56px; }
  .post-row { grid-template-columns: 1fr; gap: 1px; padding: 13px 0; }
  .article-header { padding-top: 42px; }
  .article { padding-top: 32px; }
  .cv-page { padding-top: 36px; }
  .cv-columns { grid-template-columns: 1fr; gap: 24px; font-size: 13px; }
  .cv-columns h3 { font-size: 13px; }
  .cv-professional-skills { margin-top: 0; }
  .cv-contact { display: block; }
  .cv-contact span { display: none; }
  .cv-contact a { display: block; }
}

@media print {
  .site-header, .download-button { display: none; }
  .shell { width: 100%; max-width: none; }
  .cv-page { max-width: none; padding: 0; }
  body { font-size: 11px; }
  .cv-section { break-inside: avoid; }
}