/* --- Variables & Reset --- */
:root {
  --primary: #0073e6;
  --primary-dark: #005a87;
  --bg-light: #f4f4f4;
  --bg-dark: #121212;
  --card-light: #ffffff;
  --card-dark: #1e1e1e;
  --text-light: #333;
  --text-dark: #eee;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: var(--bg-light);
  color: var(--text-light);
  transition: 0.3s ease;
}

.container {
  text-align: center;
  max-width: 450px;
  width: 90%;
  padding: 40px;
  background: var(--card-light);
  border-radius: 24px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

/* --- Profile --- */
.profile-img {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 3px solid var(--primary);
  object-fit: cover;
  margin-bottom: 20px;
}

h1 { margin: 10px 0; font-size: 1.8rem; }
.bio { line-height: 1.6; color: #666; font-size: 0.95rem; margin-bottom: 25px; }

/* --- Links --- */
.social-links a {
  margin: 0 10px;
  font-size: 1.4rem;
  color: #555;
  transition: 0.3s;
  text-decoration: none;
}

.social-links a:hover {
  color: var(--primary);
  transform: translateY(-3px);
}

/* --- Blog Section --- */
#blog-feature {
  margin-top: 30px;
  padding-top: 30px;
  border-top: 1px solid #eee;
}

.blog-card {
  background: linear-gradient(135deg, var(--primary), #00c6ff);
  border-radius: 16px;
  padding: 20px;
  color: white;
}

.blog-icon { font-size: 2rem; margin-bottom: 10px; }

.btn-blog {
  display: inline-block;
  margin-top: 12px;
  padding: 10px 24px;
  background: white;
  color: var(--primary);
  border-radius: 30px;
  text-decoration: none;
  font-weight: bold;
  font-size: 0.9rem;
  transition: 0.3s;
}

.btn-blog:hover { transform: scale(1.05); }

/* --- Dark Mode --- */
@media (prefers-color-scheme: dark) {
  body { background: var(--bg-dark); color: var(--text-dark); }
  .container { background: var(--card-dark); box-shadow: 0 10px 40px rgba(0,0,0,0.3); }
  .bio { color: #bbb; }
  .social-links a { color: #bbb; }
  #blog-feature { border-top-color: #333; }
  .blog-card { background: linear-gradient(135deg, var(--primary-dark), var(--primary)); }
}