/* ---- GLOBAL STYLES & VARIABLES ---- */
:root {
  --primary-color: #007bff; /* A nice, clean blue */
  --dark-color: #333;
  --light-color: #f4f4f4;
  --text-color: #555;
  --container-width: 960px;
  --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Poppins", sans-serif;
  background-color: var(--light-color);
  color: var(--text-color);
  line-height: 1.6;
}

.container {
  max-width: var(--container-width);
  margin: 2rem auto;
  padding: 1.5rem;
  background-color: #fff;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

h1,
h2 {
  color: var(--dark-color);
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
}

h2 {
  font-size: 2rem;
  font-weight: 600;
  border-bottom: 2px solid var(--primary-color);
  padding-bottom: 0.5rem;
  margin-top: 2rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--dark-color);
}

/* ---- HEADER & PROFILE ---- */
header {
  text-align: center;
  margin-bottom: 3rem;
}

.profile-image img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 5px solid var(--primary-color);
  object-fit: cover;
  margin-bottom: 1rem;
}

.tagline {
  font-size: 1.2rem;
  font-weight: 300;
  color: #777;
}

/* ---- PROJECTS SECTION ---- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.project-card {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 1.5rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}

.project-card h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.project-link {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 600;
}

/* ---- CONTACT & SOCIAL LINKS ---- */
#contact {
  text-align: center;
}

.social-links {
  margin-top: 1.5rem;
}

.social-links a {
  margin: 0 1rem;
  font-size: 1.1rem;
  font-weight: 600;
}

/* ---- FOOTER ---- */
footer {
  text-align: center;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid #eee;
  font-size: 0.9rem;
  color: #999;
}

/* ---- RESPONSIVE DESIGN ---- */
@media (max-width: 768px) {
  .container {
    margin: 1rem;
    padding: 1rem;
  }
  h1 {
    font-size: 2rem;
  }
  h2 {
    font-size: 1.75rem;
  }
}