/* Supermodern Tailwind-inspired Custom CSS */

:root {
  --bg-light: #f9f9fb;
  --bg-dark: #0f0f11;
  --text-light: #0f0f11;
  --text-dark: #f9f9fb;
  --accent: #6366f1;
  --card-bg-light: #ffffff;
  --card-bg-dark: #1a1a1d;
  --border-radius: 1rem;
  --transition: 0.3s ease;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-light);
  color: var(--text-light);
  transition: background-color var(--transition), color var(--transition);
}

body.dark {
  background-color: var(--bg-dark);
  color: var(--text-dark);
}

header {
  padding: 2rem;
  text-align: center;
}

h1, h2, h3 {
  font-weight: 600;
}

.hero {
  padding: 4rem 2rem;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
  color: var(--accent);
}

.hero p {
  max-width: 800px;
  margin: 1rem auto;
  font-size: 1.2rem;
}

.section {
  padding: 3rem 2rem;
}

.card {
  background-color: var(--card-bg-light);
  padding: 2rem;
  margin-bottom: 2rem;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
  transition: box-shadow var(--transition);
}

body.dark .card {
  background-color: var(--card-bg-dark);
  box-shadow: 0 2px 12px rgba(255, 255, 255, 0.05);
}

.card:hover {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.tech-icons, .stack-list, .article-links, .talk-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.tech-icons img, .stack-list span {
  height: 40px;
  width: auto;
}

.button {
  padding: 0.75rem 1.5rem;
  background-color: var(--accent);
  color: white;
  border: none;
  border-radius: 0.5rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition);
}

.button:hover {
  background-color: #4f46e5;
}

.toggle-group {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 1.5rem;
}

.toggle-button {
  background: none;
  border: 2px solid var(--accent);
  border-radius: 0.5rem;
  padding: 0.5rem 1rem;
  color: var(--accent);
  cursor: pointer;
  transition: all var(--transition);
}

.toggle-button:hover {
  background-color: var(--accent);
  color: white;
}

footer {
  text-align: center;
  padding: 2rem;
  font-size: 0.875rem;
  opacity: 0.7;
}

@media screen and (min-width: 768px) {
  .hero h1 {
    font-size: 3.5rem;
  }
  .hero p {
    font-size: 1.4rem;
  }
}