@font-face {
  font-family: "Jost";
  src: url("../fonts/jost.woff2") format("woff2");
  font-weight: 400 600;
  font-style: normal;
  font-display: optional;
}

:root {
  --color-bg: #eef0f3;
  --color-text: #2d2d2d;
  --color-link: #1a4a6e;
  --color-link-hover: #0d2b42;
  --color-link-visited: #5e4a7e;
  --color-meta: #999;
  --font-heading: "Jost", "Avenir Next", system-ui, sans-serif;
  --font-body: "Avenir Next", "Avenir", system-ui, -apple-system, sans-serif;
  --content-width: 900px;
  --space-xs: 2px;
  --space-sm: 6px;
  --space-md: 14px;
  --space-lg: 22px;
  --space-xl: 36px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg: #141618;
    --color-text: #d4d4d4;
    --color-link: #7ab0d4;
    --color-link-hover: #a8d0ec;
    --color-link-visited: #b09cd0;
    --color-meta: #666;
  }
}

[data-theme="dark"] {
  --color-bg: #141618;
  --color-text: #d4d4d4;
  --color-link: #7ab0d4;
  --color-link-hover: #a8d0ec;
  --color-link-visited: #b09cd0;
  --color-meta: #666;
}

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

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-body);
  font-size: 12px;
  line-height: 3;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--color-link);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.15s ease;
}

a:visited {
  color: var(--color-link-visited);
}

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

a:focus-visible {
  outline: 2px solid var(--color-link);
  outline-offset: 2px;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  line-height: 1.15;
  margin: 0;
  color: var(--color-text);
}

h1 {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: calc(var(--space-xl) * 2);
}

h2 {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

h3 {
  font-size: 12px;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

p {
  margin: 0 0 var(--space-sm) 0;
}

ul {
  margin: 0 0 var(--space-sm) 0;
  padding-left: 1.2em;
  list-style: "–  ";
}

li {
  margin-bottom: var(--space-xs);
}

li:last-child {
  margin-bottom: 0;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-text);
  color: var(--color-bg);
  padding: var(--space-xs) var(--space-sm);
  z-index: 100;
  text-decoration: none;
}

.skip-link:focus {
  top: 0;
}

.site-header {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: var(--space-md) var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-xs);
}

.site-monogram {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

[data-theme="dark"] .site-monogram {
  filter: invert(1);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .site-monogram {
    filter: invert(1);
  }
}

.site-nav {
  display: flex;
  flex-direction: row;
  gap: var(--space-sm);
  align-items: center;
}

.site-nav a, .site-nav a:visited {
  text-decoration: none;
  color: var(--color-meta);
  font-family: var(--font-heading);
  font-size: 15px;
  letter-spacing: 0.03em;
}

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

.site-nav a[aria-current="page"] {
  color: var(--color-text);
}

.lang-switch {
  color: var(--color-meta);
  font-size: 15px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  color: var(--color-meta);
  font-size: 15px;
  line-height: 1;
  text-align: left;
}

.theme-toggle:hover {
  color: var(--color-text);
}

main {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: var(--space-sm) var(--space-md) var(--space-xl);
  flex: 1;
  width: 100%;
}

.intro {
  font-size: 12px;
  line-height: 3;
  margin-bottom: var(--space-lg);
}

.intro p {
  margin-bottom: var(--space-sm);
}

.section {
  margin-bottom: var(--space-xl);
}

.section-heading {
  margin-bottom: var(--space-md);
}

.project-item, .article-item {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid color-mix(in srgb, var(--color-text) 10%, transparent);
}

.project-item:last-child, .article-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.meta {
  color: var(--color-meta);
  font-size: 12px;
  letter-spacing: 0.02em;
}

.intro-line {
  font-size: 12px;
  color: var(--color-meta);
  margin-bottom: var(--space-lg);
}

.portrait-placeholder {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--color-text) 6%, transparent);
  margin-bottom: var(--space-lg);
}

.site-footer {
  max-width: var(--content-width);
  width: 100%;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md) var(--space-md);
  border-top: 1px solid color-mix(in srgb, var(--color-text) 10%, transparent);
  font-size: 12px;
  color: var(--color-meta);
  display: flex;
  justify-content: space-between;
}

.site-footer a {
  color: var(--color-meta);
}

@media (max-width: 480px) {
  .site-header {
    flex-direction: column;
    gap: var(--space-sm);
  }

  .site-nav {
    gap: var(--space-sm);
  }

  .site-footer {
    flex-direction: column;
    gap: var(--space-xs);
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}