:root {
  --green: #0f8f56;
  --green-dark: #087345;
  --text: #444;
  --muted: #666;
  --line: #e9eee9;
  --paper: #ffffff;
  --max-width: 950px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100%;
  margin: 0;
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 15px;
  line-height: 1.65;
  background-color: #e6f1eb;
  background-image: url("assets/pattern-background.png");
  background-repeat: repeat;
  background-size: 102px 108px;
}

a {
  color: var(--green-dark);
}

.site-shell {
  width: min(var(--max-width), calc(100% - 40px));
  margin: 48px auto;
  background: var(--paper);
  padding: 36px 40px 26px;
  box-shadow: 0 10px 32px rgba(30, 80, 50, 0.08);
}

.site-header {
  margin-bottom: 32px;
}

.site-title {
  margin: 0;
  color: var(--green);
  font-size: 28px;
  line-height: 1.1;
  letter-spacing: 0.06em;
  font-weight: 700;
}

.site-tagline {
  margin: 12px 0 30px;
  color: var(--green-dark);
  font-size: 14px;
  font-weight: 600;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.main-nav a {
  display: block;
  padding: 14px 24px 14px 0;
  color: #555;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  text-decoration: none;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--green);
}

.content-card {
  max-width: 820px;
}

.logo-mark {
  display: block;
  width: 120px;
  height: auto;
  margin: 0 0 40px;
}

h2 {
  margin: 0 0 20px;
  font-size: 26px;
  line-height: 1.25;
  font-weight: 400;
  color: #333;
}

h3 {
  margin: 28px 0 10px;
  font-size: 17px;
  line-height: 1.35;
  color: #333;
}

p {
  margin: 0 0 18px;
}

.center-bold-block {
  margin: 28px auto;
  text-align: center;
}

.center-bold-block p {
  margin: 0 0 8px;
}

blockquote {
  margin: 0 0 22px;
  max-width: 780px;
  font-size: 16px;
  line-height: 1.7;
  font-style: italic;
  font-weight: 700;
}

.quote-source {
  margin: 0 0 56px;
  color: #555;
  font-size: 15px;
}

.text-page {
  padding-bottom: 30px;
}

.two-column-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 44px;
  margin: 8px 0 24px;
}

.two-column-list h3 {
  margin-top: 0;
  color: var(--green-dark);
}

ul {
  margin: 0 0 22px 22px;
  padding: 0;
}

li {
  margin: 0 0 7px;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 155px;
  gap: 36px;
  align-items: start;
}

.contact-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 18px;
}

.contact-table th,
.contact-table td {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.contact-table th {
  width: 110px;
  color: var(--green-dark);
}

.portrait {
  display: block;
  height: auto;
  border: 1px solid var(--line);
}

.contact-photo {
  width: 155px;
}

.over-photo {
  width: 120px;
  float: right;
  margin: 0 0 18px 28px;
}

.link-list {
  list-style: none;
  margin-left: 0;
}

.link-list li {
  margin: 0;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  overflow-wrap: anywhere;
}

.site-footer {
  margin-top: 42px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  text-align: center;
  color: #555;
  font-size: 13px;
}

@media (max-width: 700px) {
  .site-shell {
    width: min(100% - 24px, var(--max-width));
    margin: 20px auto;
    padding: 28px 22px 22px;
  }

  .main-nav a {
    padding: 11px 14px 11px 0;
  }

  .two-column-list,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .over-photo {
    float: none;
    margin: 0 0 22px;
  }
}