/* Global */
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 0;
  background: #0d1117; /* dark background */
  color: #c9d1d9; /* light text */
  line-height: 1.6;
}

/* Header */
header {
  text-align: center;
  padding: 2rem;
  background: #161b22;
}

.profile-logo {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  border: 3px solid #238636; /* green border */
  margin-bottom: 1rem;
}

header h1 {
  margin: 0.5rem 0;
}

.btn {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.6rem 1.2rem;
  background: #238636;
  color: #fff;
  text-decoration: none;
  border-radius: 5px;
}

.btn:hover {
  background: #2ea043;
}

/* Navbar */
nav {
  display: flex;
  justify-content: center;
  background: #21262d;
}

nav a {
  color: #c9d1d9;
  padding: 1rem;
  text-decoration: none;
}

nav a:hover {
  background: #30363d;
}

/* Sections */
section {
  padding: 2rem;
  max-width: 900px;
  margin: auto;
}

h2 {
  color: #58a6ff;
  border-bottom: 2px solid #30363d;
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
}

/* Projects */
.project-img {
  width: 100px;          /* taille uniforme */
  height: 100px;         /* hauteur fixe */
  object-fit: cover;     /* coupe l’image pour remplir */
  border-radius: 50%;    /* cercle parfait */
  display: block;
  margin: 0 auto 0.8rem auto;  /* centre + espace en bas */
  border: 2px solid #30363d;   /* petit contour pour cohérence dark mode */
  background: #161b22;   /* fond de secours si image transparente */
}


.card {
  background: #161b22;
  padding: 1rem;
  border-radius: 8px;
  border: 1px solid #30363d;
}

.card h3 {
  margin-top: 0;
  color: #fff;
}



/* Tech Stack Section */
.tech-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.tech-item {
  background: #161b22;
  padding: 0.8rem 1rem;
  border-radius: 8px;
  border: 1px solid #30363d;
  font-size: 0.9rem;
  color: #c9d1d9;
}

.tech-item b {
  color: #58a6ff; /* accent color */
}
/* Contact Section */
#contact p {
  font-size: 1rem;
  margin: 0.5rem 0;
}

#contact a {
  color: #58a6ff;
  text-decoration: none;
}

#contact a:hover {
  text-decoration: underline;
  color: #79c0ff;
}

/* Footer */
footer {
  text-align: center;
  padding: 1rem;
  background: #161b22;
  margin-top: 2rem;
  font-size: 0.9rem;
  color: #8b949e;
}