/* CSS Variables */
:root {
  --primary-color: #2d5b88;
  --secondary-color: #38b2ac;
  --dark-color: #2d3748;
  --light-color: #f8f9fa;
  --success-color: #48bb78;
  --danger-color: #e53e3e;
  --max-width: 1200px;
}

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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  background-color: #f5f7fa;
  color: #333;
}

a {
  text-decoration: none;
  color: var(--primary-color);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  font-size: 2.5rem;
  color: var(--dark-color);
  position: relative;
  padding-bottom: 1rem;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 4px;
  background: var(--secondary-color);
}

.btn {
  display: inline-block;
  padding: 0.8rem 1.5rem;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-primary {
  background-color: var(--primary-color);
  color: white;
}

.btn-primary:hover {
  background-color: #1e4a76;
}

.btn-secondary {
  background-color: var(--secondary-color);
  color: white;
}

.btn-secondary:hover {
  background-color: #2c9c94;
}

/* Header Styles */
header {
  background-color: white;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 100;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-color);
}

.nav-menu {
  display: flex;
  list-style: none;
}

.nav-menu li {
  margin-left: 2rem;
}

.nav-menu a {
  color: var(--dark-color);
  font-weight: 600;
  transition: color 0.3s ease;
}

.nav-menu a:hover {
  color: var(--primary-color);
}

/* Hero Section */
.hero {
  padding: 8rem 0 5rem;
  text-align: center;
  background: linear-gradient(135deg, #2d5b88 0%, #38b2ac 100%);
  color: white;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.5rem;
  margin-bottom: 2rem;
}

/* Skills Section */
.skills {
  padding: 5rem 0;
  background-color: white;
}

.skills-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 2rem;
}

.skill-item {
  text-align: center;
  padding: 2rem 1rem;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.skill-item:hover {
  transform: translateY(-5px);
}

.skill-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.skill-html {
  color: #e34c26;
}
.skill-css {
  color: #264de4;
}
.skill-js {
  color: #f0db4f;
}
.skill-bootstrap {
  color: #7952b3;
}
.skill-react {
  color: #61dafb;
}

/* Projects Section */
.projects {
  padding: 5rem 0;
  background-color: #f5f7fa;
}

.filter-container {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
  gap: 1rem;
}

.filter-btn {
  padding: 0.5rem 1.5rem;
  background-color: white;
  border: 2px solid var(--primary-color);
  border-radius: 30px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s ease;
}

.filter-btn.active,
.filter-btn:hover {
  background-color: var(--primary-color);
  color: white;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.project-card {
  background-color: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

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

.project-img {
  height: 200px;
  background-color: #ddd;
  display: flex;
  align-items: start;
  justify-content: center;
  color: #777;
  font-weight: bold;
  overflow: hidden;
}
.project-img img {
  width: 350px;
}

.project-content {
  padding: 1.5rem;
}

.project-title {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.project-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.project-skill {
  padding: 0.3rem 0.8rem;
  background-color: #edf2f7;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.project-links {
  display: flex;
  justify-content: space-between;
}

/* Footer */
footer {
  background-color: var(--dark-color);
  color: white;
  padding: 3rem 0;
  text-align: center;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin: 2rem 0;
}

.social-links a {
  color: white;
  font-size: 1.5rem;
  transition: color 0.3s ease;
}

.social-links a:hover {
  color: var(--secondary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }

  .hero p {
    font-size: 1.2rem;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }
}