/* Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  overflow-y: scroll;
}

.page {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

/* Typography & Layout */
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 13px;
  line-height: 1.6;
  color: #222;       /* light text */
  background: #fff;     /* black background */
  padding: 2rem 1.5rem;
}

.profile-photo {
  margin-bottom: 1rem;
}

.profile-photo img {
  max-width: 160px;
  border-radius: 50%;
  display: block;
}

header, main {
  max-width: 700px;
  margin: 0 auto;
}

header {
  margin-bottom: 1.5rem;
  border-bottom: 1px solid #cccccc;  /* darker divider for dark bg */
  padding-bottom: 1rem;
}

nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

nav a {
  text-decoration: none;
  color: #222;       /* nav in light text */
  font-size: 14px;
  transition: color 0.2s;
}

nav a:hover {
  color: #bbbbbb;
}

main h1 {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  font-weight: 600;
}

main h2 {
  font-size: 1.2rem;
  margin: 1.5rem 0 0.5rem 0;
  font-weight: 600;
}

main h2 a {
  text-decoration: none;
  text-decoration: underline;
  color: #000;       /* link color on dark bg */
}

main h2 a:hover {
  text-decoration: underline;
}

p {
  margin-bottom: 1rem;
  line-height: 1.7;
}

ul {
  list-style: none;
  margin-bottom: 1rem;
}

ul li {
  margin-bottom: 0.75rem;
}

a {
  color: #000;       /* global link color */
  text-decoration: underline;
}

a:hover {
  text-decoration: underline;
}

article {
  line-height: 1.8;
}