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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

ul, ol {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

button, input, select, textarea {
  border: none;
  background: none;
  font: inherit;
  color: inherit;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

input, textarea {
  outline: none;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: #2c3e50;
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  z-index: 1000;
}

.skip-link:focus {
  top: 1rem;
}

body {
  font-family: 'Raleway', sans-serif;
  line-height: 1.6;
  color: #1a2526;
  background-color: #f5f6f5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

#welcome {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

#card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  padding: 2rem;
  text-align: center;
  width: 100%;
}

#card h1 {
  font-family: 'Lexend Giga', sans-serif;
  font-weight: 700;
  color: #1a2526;
  margin-bottom: 1rem;
  display: inline-block;
  white-space: nowrap;
  overflow: hidden;
  animation: type 3s steps(20, end) forwards;
  position: relative;
  font-size: clamp(1.25rem, 1rem + 1.5vw, 2rem);
  line-height: 1.2;
}

#card h1::after {
  content: '|';
  font-weight: 400;
  color: #1a2526;
  position: absolute;
  right: 0;
  animation: blink 0.7s step-end infinite;
  font-size: clamp(1.25rem, 1rem + 1.5vw, 2rem);
}

@media (prefers-reduced-motion: reduce) {
  #card h1 {
    animation: none;
    width: 100%;
  }
  #card h1::after {
    animation: none;
    content: '';
  }
}

@keyframes type {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

#card nav ul {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

#card nav li {
  font-size: 1.5rem;
}

#card nav li a {
  display: inline-block;
  color: #005b99;
  padding: 0.5rem;
  transition: all 0.3s ease;
  border-radius: 4px;
}

#card nav li a:hover,
#card nav li a:focus {
  color: #fff;
  background-color: #003087;
  transform: scale(1.1);
}

#card nav li a .fa-square-github {
  color: #1a2526;
}

#card nav li a .fa-linkedin {
  color: #005b99;
}

#card nav li a .fa-square-x-twitter {
  color: #1a2526;
}

#card nav li a:hover .fa-square-github,
#card nav li a:hover .fa-linkedin,
#card nav li a:hover .fa-square-x-twitter,
#card nav li a:focus .fa-square-github,
#card nav li a:focus .fa-linkedin,
#card nav li a:focus .fa-square-x-twitter {
  color: #fff;
}

#card p {
  font-size: 1.1rem;
  color: #1a2526;
  max-width: 600px;
  margin: 0 auto;
}

footer {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: 1rem;
  text-align: center;
}

footer p {
  font-size: 0.9rem;
  color: #1a2526;
}

footer a {
  color: #005b99;
  transition: color 0.3s ease;
}

footer a:hover,
footer a:focus {
  color: #003087;
}

@media (max-width: 600px) {
  #card {
    padding: 1.5rem;
  }

  #card h1 {
    font-size: clamp(1.125rem, 0.9rem + 1.5vw, 1.75rem);
  }

  #card h1::after {
    font-size: clamp(1.125rem, 0.9rem + 1.5vw, 1.75rem);
  }

  #card p {
    font-size: 1rem;
  }

  #card nav li {
    font-size: 1.2rem;
  }

  #card nav li a {
    padding: 0.3rem;
  }

  footer p {
    font-size: 0.8rem;
  }
}

@media (min-width: 1200px) {
  #card h1 {
    font-size: clamp(1.25rem, 1.2rem + 1.5vw, 2.25rem);
  }

  #card h1::after {
    font-size: clamp(1.25rem, 1.2rem + 1.5vw, 2.25rem);
  }
}