:root {
  --bg-color: #ffffff;
  --text-color: #111111;
  --border-color: #111111;
  --link-bg: #f0f0f0;
}

[data-theme="dark"] {
  --bg-color: #111111;
  --text-color: #dedede;
  --border-color: #dedede;
  --link-bg: #222222;
}

* {
  box-sizing: border-box;
  transition: background-color 0.3s ease, color 0.3s ease;
}

body {
  margin: 0;
  padding: 0;
  font-family: Arial, Helvetica, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

#theme-toggle {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 1.5rem;
  background: none;
  border: none;
  color: var(--text-color);
  cursor: pointer;
  z-index: 10;
}

.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-grow: 1;
  padding: 2rem 1rem;
  text-align: center;
}

.profile-img {
  border-radius: 50%;
  width: 125px;
  height: auto;
  max-width: 100%;
}

.profile-name {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

.bio {
  font-size: 1rem;
  margin-bottom: 1.5rem;
  max-width: 600px;
  padding: 0 1rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  border-radius: 20px;
  background-color: var(--link-bg);
  color: var(--text-color);
  min-height: 55px;
  max-width: 500px;
  width: 100%;
  margin-bottom: 20px;
  padding-left: 60px;
  position: relative;
  text-decoration: none;
  transition: transform 0.4s ease;
  overflow: hidden;
}

.social-link:hover {
  transform: scale(1.05);
  background-color: var(--border-color);
  color: var(--bg-color);
}

.social-icon {
  width: 30px;
  height: auto;
  max-height: 100%;
  position: absolute;
  left: 15px;
}

footer {
  text-align: center;
  padding: 2rem 1rem;
}

.email-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.email-icon {
  width: 20px;
  height: 20px;
}

.copyright {
  font-size: 0.9rem;
  text-align: center;
  padding: 1rem;
  background-color: var(--bg-color);
  color: var(--text-color);
}

/* Tablet screens */
@media screen and (max-width: 768px) {
  .profile-name {
    font-size: 1.3rem;
  }

  .bio {
    font-size: 0.95rem;
    padding: 0 0.5rem;
  }

  .social-link {
    font-size: 0.9rem;
    padding-left: 50px;
  }

  .social-icon {
    width: 25px;
    left: 12px;
  }
}

/* Mobile screens */
@media screen and (max-width: 480px) {
  .social-link {
    font-size: 0.9rem;
    padding-left: 45px;
    min-height: 50px;
  }

  .social-icon {
    width: 22px;
    left: 10px;
  }

  .bio {
    font-size: 0.9rem;
    padding: 0 1rem;
  }

  .profile-name {
    font-size: 1.2rem;
  }
}