:root {
  --primary-bg: #0c0c0e;
  --secondary-bg: rgba(255, 255, 255, 0.1);
  --text-color: #fafafa;
  --hover-bg: rgba(255, 255, 255, 0.15);
  --accent-color: #rgba(255, 255, 255, 0.15);
}

/* Tema claro */
@media (prefers-color-scheme: light) {
  :root {
    --primary-bg: #f5f5f7;
    --secondary-bg: rgba(0, 0, 0, 0.05);
    --text-color: #1a1a1a;
    --hover-bg: rgba(0, 0, 0, 0.08);
  }

  body {
    color-scheme: light;
  }
}

/* Tema escuro */
@media (prefers-color-scheme: dark) {
  :root {
    --primary-bg: #0c0c0e;
    --secondary-bg: rgba(255, 255, 255, 0.1);
    --text-color: #fafafa;
    --hover-bg: rgba(255, 255, 255, 0.15);
  }

  body {
    color-scheme: dark;
  }
}

body {
  margin: 50px;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: "Segoe UI", sans-serif;
  background-color: var(--primary-bg);
  color: var(--text-color);
  transition: background-color 0.3s ease;
}

.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px;
  gap: 24px;
  opacity: 0;
  animation: fadeIn 1s ease forwards;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.link-style {
  color: var(--text-color);
  width: 100%;
  max-width: 900px;
  font-size: clamp(16px, 3vw, 20px);
  background-color: var(--secondary-bg);
  padding: 15px 30px;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  text-align: center;
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    box-shadow 0.3s ease, background-color 0.2s ease;
  cursor: pointer;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.link-style:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
  background-color: var(--hover-bg);
}

.link-style:focus {
  outline: 2px solid var(--accent-color);
  transform: scale(1.02);
}

.profile-pic {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
}

.normal {
  font-size: clamp(18px, 4vw, 24px);
  font-weight: 600;
  letter-spacing: 0.5px;
}

@media (max-width: 600px) {
  body {
    margin: 20px;
  }
  .profile-pic {
    width: 120px;
    height: 120px;
  }
  .link-style {
    padding: 12px 20px;
  }
}

.fa-icon {
  font-size: 1.2em;
}