:root {
  --crimson: #a41e34;
  --crimson-hover: #861829;
  --bg: #ffffff;
  --paper: #f6f4f2;
  --text: #121212;
  --muted: #5c5c5c;
  --border: #e0ddd8;
  --rule: #121212;
  --max-width: 40rem;
  --font-serif: "Source Serif 4", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --font-sans: "Source Sans 3", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-optical-sizing: auto;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.container {
  width: min(100% - 2.5rem, var(--max-width));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  padding: 0.5rem 1rem;
  background: var(--crimson);
  color: #fff;
  font-family: var(--font-sans);
  z-index: 100;
}

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

/* —— Site header —— */

.site-header {
  padding: 2.75rem 0 2rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  animation: rise 0.55s ease-out both;
}

.topic {
  margin: 0 0 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--crimson);
}

.site-name {
  margin: 0 0 0.5rem;
  font-family: var(--font-sans);
  font-size: clamp(2rem, 5.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--text);
}

.site-title {
  margin: 0 0 1.25rem;
  font-family: var(--font-sans);
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--muted);
}

.contact-meta {
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--text);
}

.contact-meta li {
  margin: 0 0 0.25rem;
}

.meta-label {
  font-weight: 700;
  margin-right: 0.25rem;
}

.contact-meta a {
  color: var(--crimson);
  text-decoration: none;
}

.contact-meta a:hover {
  color: var(--crimson-hover);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* —— Article —— */

main {
  padding: 2.5rem 0 4.5rem;
}

.article {
  animation: rise 0.55s ease-out 0.08s both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(0.6rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* —— Article body —— */

.article-body h1 {
  display: none;
}

.article-body h2 {
  margin: 2.75rem 0 1rem;
  font-family: var(--font-sans);
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.25;
}

.article-body h2:first-child {
  margin-top: 0;
}

.article-body h3 {
  margin: 1.75rem 0 0.5rem;
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  font-weight: 700;
}

.article-body p {
  margin: 0 0 1.15rem;
}

.article-body p,
.article-body li {
  color: var(--text);
}

.article-body ul {
  margin: 0 0 1.25rem;
  padding-left: 1.2rem;
}

.article-body li {
  margin-bottom: 0.45rem;
  padding-left: 0.15rem;
}

.article-body li::marker {
  color: var(--crimson);
}

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

.article-body a:hover {
  color: var(--crimson-hover);
}

.article-body strong {
  font-weight: 700;
}

.article-body em {
  font-style: italic;
}

.career-path .feedback-quote {
  margin: 0.55rem 0 0;
  font-style: italic;
  line-height: 1.6;
}

/* —— Career path timeline —— */

.career-path {
  margin: 0.5rem 0 0;
  padding: 0;
  list-style: none;
}

.career-path li {
  position: relative;
  margin: 0;
  padding: 0 0 1.75rem 1.5rem;
  border-left: 2px solid var(--border);
}

.career-path li:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.career-path li::before {
  content: "";
  position: absolute;
  left: -0.4rem;
  top: 0.35rem;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--crimson);
}

.career-path h3 {
  margin: 0 0 0.2rem;
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.3;
}

.career-path .career-meta,
.career-path .career-loc {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  line-height: 1.45;
  color: var(--muted);
}

.career-path .career-loc {
  margin-top: 0.1rem;
}

/* —— Footer —— */

.site-footer {
  padding: 1.25rem 0 2rem;
  border-top: 1px solid var(--border);
  background: var(--paper);
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--muted);
}

.site-footer p {
  margin: 0;
}

@media (prefers-reduced-motion: reduce) {
  .article {
    animation: none;
  }

  html {
    scroll-behavior: auto;
  }

  .article-body a {
    transition: none;
  }
}