* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Open Sans", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #252a32;
  background: #fff;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 20px;
  border-bottom: 1px solid #e8e8e8;
  background: #fff;
}

.site-header a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  text-decoration: none;
  color: #1a3a5c;
}

.site-header img {
  display: block;
  width: 36px;
  height: 36px;
}

.brand-name {
  font-family: Montserrat, Arial, Helvetica, sans-serif;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1;
  white-space: nowrap;
  color: #1a3a5c;
}

.page-wrap {
  max-width: 800px;
  margin: 0 auto;
  padding: 24px 20px 48px;
}

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
  padding: 10px 18px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  color: #1a3a5c;
  background: #f5f5f5;
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}

.back-btn:hover {
  background: #ebebeb;
  border-color: #ccc;
}

.back-btn svg {
  flex-shrink: 0;
}

h1 {
  font-family: Montserrat, "Open Sans", sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: #1a3a5c;
  margin: 0 0 1.25rem;
  line-height: 1.3;
}

.intro p {
  margin: 0 0 1rem;
}

h2 {
  font-family: Montserrat, "Open Sans", sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: #2d2d2d;
  margin: 2rem 0 0.75rem;
}

h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #2d2d2d;
  margin: 1.25rem 0 0.5rem;
}

p {
  margin: 0 0 0.75rem;
}

ul {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
}

li {
  margin-bottom: 0.35rem;
}

.contact-block {
  margin: 0.5rem 0 1rem;
  padding: 16px;
  background: #f9f9f9;
  border-radius: 6px;
  border-left: 4px solid #1a3a5c;
}

.contact-block p {
  margin: 0.35rem 0;
}

a {
  color: #4368e0;
}

.site-footer {
  text-align: center;
  padding: 24px 20px 32px;
  border-top: 1px solid #e8e8e8;
  color: #2d2d2d;
  font-size: 16px;
  margin-top: 10px;
}