/* Typography & palette — Anthropic-inspired, open-font alternatives */
:root {
  color-scheme: light;
  --text: #141413;
  --text-muted: #5e5d59;
  --text-light: #87867f;
  --link: #141413;
  --link-hover: #5e5d59;
  --border: #d4d0c6;
  --bg: #dbd7cd;
  --code-block-bg: #d0ccc2;
  --code-block-header-bg: #c8c4ba;
  --code-block-copy-hover: rgba(20, 20, 19, 0.06);
  --inline-code-bg: #c8c4ba;
  --max-width: 720px;
  --font-serif: "Newsreader", ui-serif, Georgia, "Times New Roman", serif;
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

[data-theme="dark"] {
  color-scheme: dark;
  --text: #faf9f5;
  --text-muted: #b0aea5;
  --text-light: #87867f;
  --link: #faf9f5;
  --link-hover: #d1cfca;
  --border: #4a4a47;
  --bg: #252523;
  --code-block-bg: #1e1e1c;
  --code-block-header-bg: #2a2a28;
  --code-block-copy-hover: rgba(250, 249, 245, 0.08);
  --inline-code-bg: #353533;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 17px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--link);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--link-hover);
  text-decoration: underline;
}

/* Layout */
.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header & nav */
.site-header {
  padding: 2.5rem 0 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.site-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.35rem;
}

.site-title {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.02em;
}

.site-title a {
  color: inherit;
}

.site-title a:hover {
  color: var(--link-hover);
  text-decoration: none;
}

.site-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin: 0 0 1.25rem;
  line-height: 1.5;
}

.site-contact {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0 0 1.5rem;
}

.site-contact a {
  color: var(--text-muted);
}

.site-contact a:hover {
  color: var(--link);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.92rem;
}

.site-nav a {
  color: var(--text-muted);
  padding-bottom: 0.15rem;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover {
  color: var(--text);
  text-decoration: none;
}

.site-nav a.active {
  color: var(--text);
  font-weight: 500;
  border-bottom-color: var(--text);
}

.theme-toggle {
  flex-shrink: 0;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  line-height: 0;
}

.theme-toggle:focus-visible .theme-toggle-track {
  outline: 2px solid var(--text-muted);
  outline-offset: 2px;
}

.theme-toggle-track {
  position: relative;
  display: block;
  width: 2.75rem;
  height: 1.5rem;
  background: var(--border);
  border-radius: 999px;
  transition: background 0.2s ease;
}

.theme-toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: calc(1.5rem - 4px);
  height: calc(1.5rem - 4px);
  background: var(--bg);
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.18);
  transition: transform 0.2s ease;
}

.theme-toggle[aria-checked="true"] .theme-toggle-track {
  background: var(--text-muted);
}

.theme-toggle[aria-checked="true"] .theme-toggle-thumb {
  transform: translateX(1.25rem);
}

.theme-toggle:hover .theme-toggle-track {
  background: var(--text-light);
}

.theme-toggle[aria-checked="true"]:hover .theme-toggle-track {
  background: var(--text);
}

/* Main content */
main {
  flex: 1;
  padding: 2.5rem 0 3rem;
}

main h2 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
  letter-spacing: -0.01em;
}

main h2:first-child {
  margin-top: 0;
}

main p {
  margin: 0 0 1rem;
}

main ul {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
}

main li {
  margin-bottom: 0.35rem;
}

.intro-text {
  font-size: 1.02rem;
}

.intro-text strong {
  font-weight: 600;
}

/* CV sections */
.cv-section {
  margin-bottom: 2rem;
}

.cv-section h2 {
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.4rem;
}

.cv-entry {
  margin-bottom: 1.25rem;
}

.cv-entry-title {
  font-weight: 600;
  margin: 0 0 0.15rem;
}

.cv-entry-role {
  margin: 0 0 0.15rem;
}

.cv-entry-roles {
  list-style: none;
  margin: 0.35rem 0 0;
  padding: 0;
}

.cv-entry-roles li {
  margin-bottom: 0.5rem;
}

.cv-entry-roles li:last-child {
  margin-bottom: 0;
}

.cv-entry-roles .cv-entry-role {
  display: block;
  margin: 0;
}

.cv-entry-roles .cv-entry-meta {
  display: block;
  margin: 0.1rem 0 0;
}

.cv-entry-meta {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0 0 0.35rem;
}

/* Blog */
.blog-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.blog-item {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
}

.blog-item:first-child {
  padding-top: 0;
}

.blog-item-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0 0 0.3rem;
}

.blog-item-title a {
  color: var(--text);
}

.blog-item-title a:hover {
  color: var(--link);
}

.blog-item-date {
  font-size: 0.85rem;
  color: var(--text-light);
  margin: 0 0 0.5rem;
}

.blog-item-excerpt {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin: 0;
}

.blog-post-header {
  margin-bottom: 2rem;
}

.blog-post-title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}

.blog-post-date {
  font-size: 0.9rem;
  color: var(--text-light);
  margin: 0;
}

.blog-post-content h2 {
  font-size: 1.2rem;
}

.blog-post-page .site-title-row {
  position: relative;
  padding-bottom: 1.25rem;
  margin-bottom: 0;
}

.blog-post-page .site-title-row::after,
.blog-post-page .back-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 100vw;
  height: 1px;
  background: var(--border);
}

.blog-post-page .back-link {
  display: block;
  font-size: 0.9rem;
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
  margin-bottom: 0;
  position: relative;
  color: var(--text-muted);
}

.blog-post-page .back-link:hover {
  color: var(--link);
}

.blog-post-page .blog-post-header {
  margin-top: 2rem;
}

.blog-post-content code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  padding: 0.12em 0.38em;
  border-radius: 0.3em;
  background: var(--inline-code-bg);
}

.code-block {
  margin: 0 0 1rem;
  border: 1px solid var(--border);
  border-radius: 0.65rem;
  background: var(--code-block-bg);
  overflow: hidden;
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--border);
  background: var(--code-block-header-bg);
}

.code-block-lang {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
}

.code-block-lang::before {
  content: "</>";
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
}

.code-block-copy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  padding: 0;
  border: none;
  border-radius: 0.35rem;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.15s ease, background 0.15s ease;
}

.code-block-copy:hover {
  color: var(--text);
  background: var(--code-block-copy-hover);
}

.code-block-copy:focus-visible {
  outline: 2px solid var(--text-muted);
  outline-offset: 2px;
}

.code-block-copy svg {
  width: 1rem;
  height: 1rem;
  fill: currentColor;
}

.code-block-copy.is-copied {
  color: var(--text);
}

.code-block-body {
  margin: 0;
  padding: 0.85rem 1rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--text);
  background: transparent;
}

.code-block-body code {
  font-size: inherit;
  white-space: pre;
  padding: 0;
  border-radius: 0;
  background: transparent;
}

/* Footer */
.site-footer {
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-light);
  text-align: center;
  background: var(--bg);
}

/* Responsive */
@media (max-width: 600px) {
  html {
    font-size: 16px;
  }

  .site-header {
    padding: 1.75rem 0 1.25rem;
  }

  .site-title {
    font-size: 1.55rem;
  }

  main {
    padding: 2rem 0 2.5rem;
  }
}