html {
  scrollbar-gutter: stable;
}

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

body {
  font-family: system-ui, -apple-system, sans-serif;
  color: #111827;
  line-height: 1.5;
  overflow-y: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Layout */

.container {
  max-width: 64rem;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */

header {
  background: #fff;
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.1);
  margin-bottom: 3rem;
}

header .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.site-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #111827;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.nav-link {
  color: #4b5563;
}

.nav-link:hover {
  color: #111827;
}

/* Main */

main {
  padding-top: 3rem;
  padding-bottom: 3rem;
}

/* Footer */

footer {
  background: #fff;
  border-top: 1px solid #e5e7eb;
  margin-top: 3rem;
}

footer .container {
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
  text-align: center;
  font-size: 0.875rem;
  color: #6b7280;
}

/* Page header (shared across about, work, contact) */

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #111827;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  background: #1e3a5f;
  color: #fff;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.1);
  font-weight: 500;
  transition: background 0.15s;
}

.btn:hover {
  background: #1e3050;
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1.125rem;
  font-weight: 600;
}

.btn-icon {
  width: 1rem;
  height: 1rem;
  margin-right: 0.5rem;
}

/* Hero (home page) */

.hero {
  text-align: center;
}

.hero h1 {
  font-size: 1.875rem;
  font-weight: 800;
  color: #111827;
}

.hero p {
  margin-top: 1rem;
  font-size: 1.125rem;
  color: #4b5563;
}

.hero-actions {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 1rem;
}

@media (min-width: 640px) {
  .hero-actions {
    flex-direction: row;
    justify-content: center;
  }
}

/* Body text */

.body-text {
  margin-bottom: 2rem;
  color: #374151;
  line-height: 1.625;
}

/* Skills */

.skills-heading {
  font-size: 1.25rem;
  font-weight: 700;
  color: #111827;
  margin-bottom: 0.5rem;
}

.skill-section {
  margin-bottom: 2rem;
}

.skill-section h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.skill-list {
  display: flex;
}

.skill-list + .skill-list {
  margin-top: 0.75rem;
}

.skill-list-label {
  width: 7rem;
  flex-shrink: 0;
  font-weight: 600;
  color: #374151;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.skill-tag {
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.875rem;
}

.skill-tag--skilled {
  background: #c7d2fe;
}

.skill-tag--familiar {
  background: #eef2ff;
}

/* Work cards */

.work-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.work-card {
  padding: 1.5rem;
  background: #fff;
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.1);
  border-radius: 0.75rem;
}

.work-card h2 {
  font-size: 1.25rem;
  font-weight: 700;
}

.work-card .timeframe {
  color: #4b5563;
}

.work-card .summary {
  margin-top: 0.5rem;
}

.work-card .projects {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.work-card .description {
  color: #374151;
}

.tech-tags {
  margin-top: 0.5rem;
  margin-bottom: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.tech-tag {
  padding: 0.25rem 0.75rem;
  background: #e5e7eb;
  border-radius: 9999px;
  font-size: 0.875rem;
}

.project-spacer {
  margin-bottom: 1.5rem;
}

/* Contact */

.contact-link {
  margin-bottom: 2rem;
}