:root {
  --bg:     #0f0f0f;
  --border: #2a2a2a;
  --muted:  #7d7d7d;
  --body:   #b0b0b0;
  --text:   #e8e8e8;

  --font-sans: "Geist Sans", system-ui, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, monospace;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;

  --radius: 4px;
  --max-w:  680px;
}


*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}


html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  background: var(--bg);
  color: var(--body);
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

blockquote {
  padding-left: var(--space-sm);
  border-left: 2px solid var(--border);
  font-style: italic;
  font-size: 0.8125rem;
  color: var(--muted);
}

blockquote cite {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.7rem;
  font-style: normal;
  font-family: var(--font-mono);
}

address {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

address a {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text);
  text-decoration: none;
  transition: color 0.15s;
}

address a:hover {
  color: var(--body);
}


.wrapper {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}


header {
  padding: var(--space-xl) 0 var(--space-lg);
}

nav {
  position: sticky;
  top: 0;
  z-index: 10;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 0.6rem 0;
  margin: 0 -1.5rem;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
}

nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem var(--space-md);
}

nav a {
  font-size: 0.75rem;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color 0.15s;
}

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


main {
  padding-bottom: var(--space-xl);
}

section {
  padding-top: var(--space-lg);
  padding-bottom: var(--space-lg);
}

section + section {
  border-top: 1px solid var(--border);
  padding-top: var(--space-lg);
}

h2 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

footer {
  border-top: 1px solid var(--border);
  padding: var(--space-md) 0 var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

footer p,
footer a {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
  text-decoration: none;
}

footer a:hover {
  color: var(--text);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  padding: 0.4rem 0.8rem;
  background: var(--text);
  color: var(--bg);
  font-size: 0.75rem;
  border-radius: var(--radius);
  text-decoration: none;
  z-index: 100;
}

.skip-link:focus {
  top: 1rem;
}

.profile {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.profile img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  filter: grayscale(20%);
  flex-shrink: 0;
}

.profile h1 {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.profile p {
  font-size: 0.875rem;
  color: var(--muted);
  margin-top: 0.1rem;
}

.about > p {
  font-size: 1.0625rem;
  color: var(--text);
  font-weight: 300;
  line-height: 1.65;
}

.resume-links {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  flex-wrap: wrap;
}

.resume-links a {
  font-size: 0.8125rem;
  font-family: var(--font-mono);
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius);
  transition: border-color 0.15s;
}

.resume-links a:hover {
  border-color: var(--text);
}

.resume-locale {
  font-size: 0.7rem;
  color: var(--muted);
  font-style: italic;
  letter-spacing: 0.03em;
}

.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.skill-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-sm) 1.25rem;
}

.skill-card h3 {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.skill-card p {
  font-size: 0.75rem;
  color: var(--body);
  line-height: 1.5;
}

ol.experience {
  list-style: none;
}

ol.experience li {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  column-gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}

ol.experience li:last-child {
  border-bottom: none;
}

.exp-role {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  grid-column: 1;
  grid-row: 1;
}

.exp-company {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--body);
  grid-column: 1;
  grid-row: 2;
}

.exp-period {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
  grid-column: 2;
  grid-row: 1 / 3;
  align-self: center;
  text-align: right;
  white-space: nowrap;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  list-style: none;
}

.tags li {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius);
}

.interests {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.interest {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}

.interest-image {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border-radius: var(--radius);
  filter: grayscale(100%);
  transition: filter 0.4s ease;
}

.interest-image:hover {
  filter: grayscale(0%);
}

.interest h3 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
}

.interest p {
  font-size: 0.875rem;
}

.pgp {
  font-size: 0.7rem !important;
  color: var(--muted) !important;
  word-break: break-all;
}


@media (max-width: 600px) {
  :root {
    --space-xl: 3.5rem;
    --space-lg: 2.5rem;
  }

  header {
    padding-top: var(--space-xl);
  }

  .skills-grid {
    grid-template-columns: 1fr;
  }

  ol.experience li {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }

  .exp-period {
    grid-column: 1;
    grid-row: 3;
    text-align: left;
    margin-top: 0.15rem;
    white-space: normal;
  }

  footer {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xs);
  }
}