body {
  font-family: 'Segoe UI', Arial, sans-serif;
  background: #f7f9fb;
  color: #222;
  margin: 0;
  padding: 0;
}
header {
  background: #232946;
  color: #fff;
  padding: 1.5rem 0;
  margin-bottom: 0;
}
.header-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1rem;
}
.logo {
  font-size: 1.5rem;
  font-weight: bold;
  letter-spacing: 2px;
}
.lang-switch button {
  background: transparent;
  border: none;
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
  margin: 0 0.2rem;
  padding: 0.4rem 1.2rem;
  border-radius: 5px;
  transition: background 0.2s, color 0.2s;
}
.lang-switch button:hover, .lang-switch button.active {
  background: #3772d6;
  color: #fff;
}
.cv-link {
  display: inline-block;
  margin-right: 1.5rem;
  margin-bottom: 0.5rem;
  color: #232946;
  background: #fff;
  padding: 0.5rem 1rem;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.2s, color 0.2s;
  text-align: center;
  border: 2px solid #232946;
  width: 250px;
  font-weight: bold;
}
.cv-link:hover {
  background: #3772d6;
  color: #fff;
}
main {
  max-width: 900px;
  margin: 1rem auto 0 auto;
  padding: 0 1rem;
}
section {
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(35,41,70,0.07);
  margin-bottom: 2rem;
  padding: 2rem;
  text-align: center;
}
h1, h2 {
  color: #232946;
  margin-top: 0;
}
.cv-link:last-child {
  margin-right: 0;
}
.lang-switch {
  text-align: center;
}
.badges {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1rem;
  justify-content: center;
}
footer {
  background: #232946;
  color: #fff;
  text-align: center;
  padding: 1rem 0;
  margin-top: 2rem;
}
ul {
  list-style: none;
  padding: 0;
  text-align: center;
}
ul li {
  margin-bottom: 0.5rem;
  display: inline-block;
  margin-right: 1rem;
}
ul li:last-child {
  margin-right: 0;
}
a {
  color: #0066cc;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
@media (max-width: 600px) {
  .header-flex, main {
    flex-direction: column;
    padding: 0 0.5rem;
  }
  section {
    padding: 1rem;
  }
  header {
    min-height: 120px;
    background-size: cover;
  }
}
.intro {
  margin: 0;
  padding: 0;
}
.intro img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
}