:root {
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  --color-dark-bg: #0f1115;
  --color-dark-surface: #171a21;
  --color-dark-text: #e8eaed;
  --color-dark-muted: #9aa0a6;
  --color-dark-accent: #7dd3fc;
  --color-dark-border: #2a2f3a;

  --color-light-bg: #ffffff;
  --color-light-surface: #f8f9fa;
  --color-light-text: #1f2328;
  --color-light-muted: #57606a;
  --color-light-accent: #0969da;
  --color-light-border: #d0d7de;

  --color-bg: var(--color-dark-bg);
  --color-surface: var(--color-dark-surface);
  --color-text: var(--color-dark-text);
  --color-muted: var(--color-dark-muted);
  --color-accent: var(--color-dark-accent);
  --color-border: var(--color-dark-border);

  --max-width: 820px;
  --radius: 6px;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: color 120ms ease, background-color 120ms ease;
}

body.light {
  --color-bg: var(--color-light-bg);
  --color-surface: var(--color-light-surface);
  --color-text: var(--color-light-text);
  --color-muted: var(--color-light-muted);
  --color-accent: var(--color-light-accent);
  --color-border: var(--color-light-border);
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover,
a:focus {
  text-decoration: underline;
}

.theme-toggle {
  position: fixed;
  top: var(--spacing-md);
  right: var(--spacing-md);
  z-index: 100;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: inherit;
  font-size: 13px;
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 120ms ease, background-color 120ms ease;
}

.theme-toggle:hover,
.theme-toggle:focus {
  border-color: var(--color-accent);
  outline: none;
}

.theme-toggle__icon {
  font-size: 16px;
  line-height: 1;
}

.theme-toggle__label {
  display: none;
}

@media (min-width: 640px) {
  .theme-toggle__label {
    display: inline;
  }
}

.resume {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
}

.resume__header {
  padding-bottom: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  border-bottom: 2px solid var(--color-border);
}

.resume__name {
  margin: 0 0 var(--spacing-sm);
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.resume__title {
  margin: 0 0 var(--spacing-md);
  font-size: 1.1rem;
  color: var(--color-accent);
  font-weight: 500;
}

.resume__summary {
  margin: 0 0 var(--spacing-md);
  color: var(--color-muted);
}

.resume__contact {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm) var(--spacing-md);
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--color-muted);
}

.resume__contact li {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

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

.resume__contact a:hover,
.resume__contact a:focus {
  color: var(--color-accent);
}

.resume__section {
  margin-bottom: var(--spacing-xl);
}

.resume__section-title {
  margin: 0 0 var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-bottom: 1px solid var(--color-border);
    color: var(--color-accent);

}

.resume__timeline {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.resume__item {
  padding: var(--spacing-md);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.resume__item-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.resume__item-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
}

.resume__item-org {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-accent);
  font-weight: 500;
}

.resume__item-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm) var(--spacing-md);
  margin: 0 0 var(--spacing-sm);
  font-size: 12px;
  color: var(--color-muted);
}

.resume__item-desc {
  margin: 0 0 var(--spacing-sm);
  color: var(--color-text);
}

.resume__item-list {
  margin: 0;
  padding-left: var(--spacing-md);
  color: var(--color-text);
}

.resume__item-list li {
  margin-bottom: var(--spacing-xs);
}

.resume__skills {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.resume__skill-group {
  padding: var(--spacing-md);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.resume__skill-category {
  margin: 0 0 var(--spacing-sm);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-accent);
}

.resume__skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.resume__skill-tag {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 12px;
  color: var(--color-text);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.resume__projects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-md);
}

.resume__project {
  padding: var(--spacing-md);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.resume__project-title {
  margin: 0 0 var(--spacing-sm);
  font-size: 1rem;
  font-weight: 700;
}

.resume__project-desc {
  margin: 0 0 var(--spacing-sm);
  font-size: 13px;
  color: var(--color-muted);
}

.resume__project-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm) var(--spacing-md);
  font-size: 12px;
}

.resume__list {
  margin: 0;
  padding-left: var(--spacing-md);
}

.resume__list li {
  margin-bottom: var(--spacing-sm);
}

.resume__footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-lg) var(--spacing-md);
  font-size: 12px;
  color: var(--color-muted);
  text-align: center;
  border-top: 1px solid var(--color-border);
}

.resume__empty {
  color: var(--color-muted);
  font-style: italic;
}

@media print {
  .theme-toggle {
    display: none;
  }

  body {
    --color-bg: #ffffff;
    --color-surface: #ffffff;
    --color-text: #000000;
    --color-muted: #333333;
    --color-accent: #000000;
    --color-border: #cccccc;
    background-color: #ffffff !important;
    color: #000000 !important;
  }

  .resume {
    padding: 0;
  }

  .resume__item,
  .resume__skill-group,
  .resume__project {
    background-color: #ffffff !important;
    border-color: #cccccc !important;
  }
}