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

:root {
  --primary-color: #2563eb;
  --secondary-color: #1e40af;
  --accent-color: #3b82f6;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --background: #ffffff;
  --surface: #f8fafc;
  --border: #e5e7eb;
  --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--background);
}

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

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 1rem 0;
  transition: all 0.3s ease;
}

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

.nav-logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--primary-color);
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-menu a {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  transition: color 0.3s ease;
}

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

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  margin: 3px 0;
  transition: 0.3s;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient);
  color: white;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  z-index: 2;
  position: relative;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  animation: fadeInUp 1s ease;
}

.hero-subtitle {
  font-size: 1.5rem;
  font-weight: 300;
  margin-bottom: 1rem;
  opacity: 0.9;
  animation: fadeInUp 1s ease 0.2s both;
}

.hero-location {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  opacity: 0.8;
  animation: fadeInUp 1s ease 0.4s both;
}

.hero-location i {
  margin-right: 0.5rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  animation: fadeInUp 1s ease 0.6s both;
}

/* Hero Section Buttons */
.hero-buttons .btn {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 5px;
  text-decoration: none;
  transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
  border: 2px solid white; /* Add white border */
  background-color: transparent; /* Transparent background */
  color: white; /* White text */
}

.hero-buttons .btn-primary {
  background-color: #6a0dad; /* Purple color for primary button */
  color: white;
  border: none;
}

.hero-buttons .btn-primary:hover {
  background-color: white; /* White background on hover */
  color: #6a0dad; /* Purple text on hover */
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); /* Add subtle shadow */
}

.hero-buttons .btn-secondary {
  background-color: transparent;
  color: #6a0dad; /* Purple text for secondary button */
  border: 2px solid #6a0dad;
}

.hero-buttons .btn-secondary:hover {
  background-color: white; /* White background on hover */
  color: #6a0dad; /* Purple text on hover */
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); /* Add subtle shadow */
}

/* General Button Styles */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border-radius: 5px;
  transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}

/* Primary Button */
.btn-primary {
  background-color: var(--primary-color); /* Ensure this is a visible blue */
  color: white; /* Ensure text is visible */
  border: none;
}

.btn-primary:hover {
  background-color: var(--secondary-color); /* Slightly darker blue for hover */
  color: white; /* Keep text visible */
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); /* Add a subtle shadow on hover */
}

/* Secondary Button */
.btn-secondary {
  background-color: white;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
  background-color: var(--primary-color);
  color: white;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); /* Add a subtle shadow on hover */
}

/* Hero Animation */
.hero-animation {
  position: absolute;
  right: 10%;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1;
}

.data-visualization {
  width: 300px;
  height: 300px;
  position: relative;
}

.data-point {
  position: absolute;
  width: 20px;
  height: 20px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  animation: float 3s ease-in-out infinite;
  animation-delay: var(--delay);
}

.data-point:nth-child(1) {
  top: 20%;
  left: 20%;
}
.data-point:nth-child(2) {
  top: 40%;
  left: 70%;
}
.data-point:nth-child(3) {
  top: 60%;
  left: 30%;
}
.data-point:nth-child(4) {
  top: 80%;
  left: 60%;
}
.data-point:nth-child(5) {
  top: 30%;
  left: 50%;
}

/* Sections */
section {
  padding: 80px 0;
}

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

.section-title::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--gradient);
  border-radius: 2px;
}

/* About Section */
.about {
  background: var(--surface);
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-text {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* Experience Section */
.timeline {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: var(--border);
}

.timeline-item {
  display: flex;
  margin-bottom: 3rem;
  position: relative;
}

.timeline-item:nth-child(odd) {
  flex-direction: row-reverse;
}

.timeline-item:nth-child(odd) .timeline-content {
  text-align: right;
  padding-right: 2rem;
}

.timeline-item:nth-child(even) .timeline-content {
  padding-left: 2rem;
}

.timeline-date {
  background: var(--primary-color);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  z-index: 2;
}

.timeline-content {
  flex: 1;
  background: white;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  margin-top: 2rem;
}

.timeline-content h3 {
  color: var(--primary-color);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.timeline-content h4 {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.timeline-content ul {
  list-style: none;
  padding-left: 0;
}

.timeline-content li {
  margin-bottom: 0.5rem;
  padding-left: 1.5rem;
  position: relative;
}

/* .timeline-content li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-size: 0.8rem;
} */

/* Skills Section */
.skills {
  background: var(--surface);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.skill-category {
  background: white;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.skill-category h3 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  font-size: 1.3rem;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.skill-tag {
  background: var(--gradient);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 500;
}

/* Education Section */
.education-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.education-item {
  background: white;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.education-icon {
  background: var(--gradient);
  color: white;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.education-content h3 {
  color: var(--primary-color);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.education-content h4 {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.education-date {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Contact Section */
.contact {
  background: var(--surface);
}

.contact-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.contact-text {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 2rem;
  background: white;
  border-radius: 10px;
  text-decoration: none;
  color: var(--text-primary);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  min-width: 300px;
}

.contact-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.contact-link i {
  font-size: 1.5rem;
  color: var(--primary-color);
}

/* Footer */
.footer {
  background: var(--text-primary);
  color: white;
  text-align: center;
  padding: 2rem 0;
}

/* Hero Profile Image */
.hero-profile-image {
  width: 150px; /* Fixed width */
  height: 150px; /* Fixed height */
  border-radius: 50%; /* Make it circular */
  object-fit: cover; /* Ensure proper scaling */
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); /* Add a subtle shadow */
  border: 4px solid white; /* Add a white border for contrast */
  flex-shrink: 0; /* Prevent shrinking in flex layout */
}

@media (max-width: 768px) {
  .hero-profile-image {
    width: 120px; /* Adjust size for smaller screens */
    height: 120px;
    margin-bottom: 1rem; /* Add spacing below the image */
  }

  .timeline::before {
    display: none; /* Hide the vertical bar on mobile */
  }

  .timeline-item {
    padding: 0 !important; /* Remove padding for alignment */
  }

  .timeline-content {
    width: 100%; /* Make content span the full width */
    /* padding: 1.5rem; Add padding for better spacing */
    text-align: left; /* Align text to the left */
  }

  .timeline-item h3 {
    padding-left: 10px; /* Remove padding for alignment */
  }

  .timeline-item h4 {
    padding-left: 10px; /* Remove padding for alignment */
  }

}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: white;
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    padding: 2rem 0;
  }

  .nav-menu.active {
    left: 0;
  }

  .hero-title {
    font-size: 2.5rem;
  }

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

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-animation {
    display: none;
  }

  .timeline::before {
    left: 20px;
  }

  .timeline-item {
    flex-direction: column;
    padding-left: 40px;
  }

  .timeline-item:nth-child(odd) {
    flex-direction: column;
  }

  .timeline-item:nth-child(odd) .timeline-content {
    text-align: left;
    padding-right: 0;
    padding-left: 0;
  }

  .timeline-item:nth-child(even) .timeline-content {
    padding-left: 0;
  }

  .timeline-date {
    /* left: 20px; */
    transform: translateX(-50%);
  }

  .contact-link {
    min-width: auto;
    width: 100%;
  }

  .section-title {
    font-size: 2rem;
  }

  .hero-content {
    flex-direction: column;
    text-align: center;
  }

  .hero-profile-image {
    margin-bottom: 1rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

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

  .education-item {
    flex-direction: column;
    text-align: center;
  }
}

/* Projects Section */
.projects {
  background: var(--surface);
  padding: 80px 0;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.project-card {
  background: white;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.project-title {
  color: var(--primary-color);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.project-description {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.project-card .btn {
  margin-top: 1rem;
}

/* Projects Footer */
.projects-footer {
  text-align: center;
  margin-top: 2rem;
}

.projects-footer .btn {
  padding: 0.75rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 5px;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.projects-footer .btn-secondary {
  background-color: var(--primary-color);
  color: white;
  border: none;
  transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease; /* Add smooth transition */
}

.projects-footer .btn-secondary:hover {
  background-color: var(--secondary-color); /* Match the darker hover effect */
  color: white;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); /* Add subtle shadow on hover */
}