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

body {
  font-family: "Roboto", sans-serif;
  line-height: 1.6;
  color: #333;
}

h2 {
  padding: 2rem 0;
  text-align: center;
  font-size: 1.7rem;
  color: #333;
}

h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

p {
  margin: 10px auto;
  max-width: 700px;
  font-size: 1.1rem;
}

.navbar {
  background: #4690bd;
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-links {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 2rem;
}

.nav-links a {
  color: #fff;
  text-decoration: none;
  font-weight: 300;
  font-size: 1.3rem;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: #f39c12;
}

.hero {
  background: url("images/hero_background.jpg") center/cover no-repeat;
  height: 100vh;
  display: flex;
  justify-content: center;
  text-align: center;
  color: #fff;
  padding: 0 1rem;
}

.hero-text {
  max-width: 50vh;
  margin-left: 30vw;
  margin-top: 20vh;
}

.hero h2 {
  color: #fff;
  font-size: 2.5rem;
  line-height: 1.3;
}

.hero p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
}

.btn {
  display: inline-block;
  background: #f39c12;
  color: #fff;
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  font-size: 1.1rem;
  border-radius: 5px;
  font-weight: bold;
  transition: background 0.3s ease;
}

.btn:hover {
  background: #e67e22;
}

section {
  padding: 4rem 1rem;
  background: #fff;
  margin-bottom: 1rem;
  text-align: center;
}

#about p {
  text-align: justify;
}

#skills {
  width: 100%;
  background: #f5f5f5;
}

.skills-container {
  display: flex;
  width: 100%;
}

.skills-block {
  flex: 1;
  padding: 3rem 2rem;
  transition: background 0.3s ease;
}

.skills-block:hover {
  background: #eaeaea;
}

.skills-block ul {
  list-style: none;
  width: fit-content;
  text-align: left;
  margin: 0 auto;
}

.skills-block li {
  padding: 0.5rem 0;
  font-size: 1.1rem;
}

.contact {
  background: #f4f4f4;
}

.contact a {
  color: #f39c12;
  text-decoration: none;
  font-weight: bold;
}

.contact a:hover {
  text-decoration: underline;
}

.footer {
  background: #4690bd;
  color: #fff;
  text-align: center;
  padding: 1rem;
  font-size: 0.9rem;
}