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

/* Main page container: centers, sets max-width, and perfect margins */
.container {
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 6vw;
  padding-right: 6vw;
}

/* Responsive adjust for skinny screens */
@media (max-width: 600px) {
  .container {
    padding-left: 4vw;
    padding-right: 4vw;
  }
}

/* Thin, modern header with small logo and title */
.header {
  display: flex;
  align-items: center;
  border-bottom: 1px solid #ececec;
  padding: 1.1rem 0 0.7rem 0;
  margin-bottom: 1.5rem;
  background: none;
}

.logo {
  font-size: 1.5rem;
  margin-right: 0.56em;
  /* keep small */
}

.site-title {
  font-family: 'Source Serif Pro', Georgia, serif;
  font-size: 1.14rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: #222;
  line-height: 1;
}

body {
  font-family: 'Source Serif Pro', Georgia, serif;
  background: #f9f9fb;
  color: #242425;
  font-size: 1.08rem;
  line-height: 1.7;
  margin: 0;
}

h1 {
  font-size: 1.36rem;
  font-weight: 600;
  line-height: 1.2;
  margin-top: 0.8em;
  margin-bottom: 0.65em;
  text-align: center;
}

h2 {
  font-size: 1.13rem;
  font-weight: 600;
  margin-top: 2em;
  margin-bottom: 0.50em;
  text-align: center;
}

p {
  margin: 1.15em 0;
  max-width: 60ch;
  text-align: left;
}

a { color: #6e43f1; text-decoration: none; }
a:visited { color: #4b3ca7; }
a:hover { text-decoration: underline; color: #6c4ed6; }