:root {
  --primary-color: #007BFF;
  --secondary-color: #2c3e50;
  --background-color: #f4f4f4;
  --text-color: #333;
  --card-background: #fff;
  --header-height: 70px;
}

/* Dark theme variables */
[data-theme="dark"] {
  --primary-color: #4da3ff;
  --secondary-color: #a1b2c3;
  --background-color: #1a1a1a;
  --text-color: #f4f4f4;
  --card-background: #2d2d2d;
}

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

body {
  font-family: 'Segoe UI', Arial, sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
  transition: background-color 0.3s, color 0.3s;
  padding-top: var(--header-height);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* Header Styles */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--card-background);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  height: var(--header-height);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
  padding: 0 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  font-size: 24px;
  font-weight: bold;
  color: var(--primary-color);
}

.nav-links a {
  color: var(--text-color);
  text-decoration: none;
  padding: 10px 15px;
  margin: 0 5px;
  border-radius: 5px;
  transition: background-color 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
  background-color: var(--primary-color);
  color: white;
}

.theme-toggle {
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  padding: 5px;
  border-radius: 50%;
  transition: transform 0.3s;
}

.theme-toggle:hover {
  transform: scale(1.1);
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 60px 0;
}

.profile-pic {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  margin: 0 auto 30px;
  display: block;
}

.typing-text {
  font-size: 1.5em;
  margin-top: 20px;
}

/* Skills Section */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.skills-category {
  background: var(--card-background);
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.skills-category h3 {
  color: var(--primary-color);
  border-bottom: 2px solid var(--primary-color);
  padding-bottom: 10px;
  margin-bottom: 20px;
}

.skill-progress ul {
  list-style: none;
}

.skill-progress li {
  margin: 10px 0;
}

.skill-progress label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

/* Project Section */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.project-card {
  background: var(--card-background);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s;
}

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

.project-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.project-card h3 {
  padding: 15px;
  margin: 0;
}

.view-details {
  width: 100%;
  padding: 10px;
  background: var(--primary-color);
  color: white;
  border: none;
  cursor: pointer;
  transition: background-color 0.3s;
}

.view-details:hover {
  background-color: #0056b3;
}

/* Contact Section */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.contact-form form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-form input,
.contact-form textarea {
  padding: 15px;
  border: 1px solid #ddd;
  border-radius: 5px;
  background: var(--card-background);
  color: var(--text-color);
}

.contact-form button {
  padding: 15px;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.contact-form button:hover {
  background-color: #0056b3;
}

/* Social Links */
.social-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.social-links a {
  color: var(--primary-color);
  text-decoration: none;
  padding: 8px 15px;
  border-radius: 5px;
  transition: background-color 0.3s;
}

.social-links a:hover {
  background-color: rgba(0, 123, 255, 0.1);
}


/* Modal Styles (continued) */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 2000;
  overflow-y: auto;
}

.modal-content {
  background: var(--card-background);
  margin: 50px auto;
  padding: 20px;
  width: 90%;
  max-width: 800px;
  border-radius: 10px;
  position: relative;
}

.close-modal {
  position: absolute;
  right: 20px;
  top: 20px;
  font-size: 30px;
  cursor: pointer;
  color: var(--text-color);
}

.modal-body {
  margin-top: 20px;
}

/* Footer */
.main-footer {
  background: var(--card-background);
  padding: 20px 0;
  text-align: center;
  margin-top: 60px;
}

/* Animations */
[data-aos] {
  opacity: 0;
  transition: opacity 0.6s ease-in-out, transform 0.6s ease-in-out;
}

[data-aos].aos-animate {
  opacity: 1;
}

[data-aos="fade-up"] {
  transform: translateY(50px);
}

[data-aos="fade-up"].aos-animate {
  transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-links {
      display: none;
      position: absolute;
      top: var(--header-height);
      left: 0;
      right: 0;
      background: var(--card-background);
      padding: 20px;
      flex-direction: column;
      align-items: center;
      gap: 10px;
  }

  .nav-links.active {
      display: flex;
  }

  .menu-toggle {
      display: block;
  }

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

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

  .social-links {
      flex-direction: column;
      align-items: center;
  }

  .modal-content {
      margin: 20px;
      width: calc(100% - 40px);
  }
}

/* Print Styles */
@media print {
  .main-header,
  .theme-toggle,
  .view-details,
  .contact-form,
  .social-links {
      display: none;
  }

  body {
      padding-top: 0;
  }

  .container {
      width: 100%;
      max-width: none;
      padding: 0;
      margin: 0;
  }
}