/* Veeva-inspired theme with orange and white colors */
:root {
  --primary-color: #ff6b00; /* Veeva orange */
  --secondary-color: #ffffff; /* White */
  --text-color: #333333;
  --light-gray: #f5f5f5;
  --dark-gray: #444444;
  --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Roboto', Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--secondary-color);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header Styles */
header {
  background-color: var(--secondary-color);
  box-shadow: var(--box-shadow);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

.logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
}

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

.nav-links li {
  margin-left: 30px;
}

.nav-links a {
  color: var(--text-color);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
}

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

.hamburger {
  display: none;
  cursor: pointer;
}

.bar {
  display: block;
  width: 25px;
  height: 3px;
  margin: 5px auto;
  background-color: var(--text-color);
  transition: var(--transition);
}

/* Hero Section */
.hero {
  padding: 150px 0 100px;
  background: linear-gradient(135deg, rgba(255, 107, 0, 0.1) 0%, rgba(255, 255, 255, 1) 100%);
  text-align: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.profile-img {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  border: 5px solid var(--primary-color);
  margin-bottom: 30px;
}

.hero h1 {
  font-size: 48px;
  margin-bottom: 20px;
  color: var(--text-color);
}

.hero h2 {
  font-size: 24px;
  font-weight: 400;
  margin-bottom: 30px;
  color: var(--dark-gray);
}

.hero-buttons {
  display: flex;
  gap: 20px;
}

.btn {
  display: inline-block;
  padding: 12px 30px;
  background-color: var(--primary-color);
  color: white;
  text-decoration: none;
  border-radius: 5px;
  font-weight: 500;
  transition: var(--transition);
  border: 2px solid var(--primary-color);
}

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

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

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

/* About Section */
.about {
  padding: 100px 0;
  background-color: var(--light-gray);
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title h2 {
  font-size: 36px;
  color: var(--text-color);
  position: relative;
  display: inline-block;
  padding-bottom: 15px;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background-color: var(--primary-color);
}

.about-content {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
}

.about-text {
  flex: 1;
  min-width: 300px;
}

.about-text p {
  margin-bottom: 20px;
}

/* Expertise Section */
.expertise {
  padding: 100px 0;
  background-color: var(--secondary-color);
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
}

.expertise-card {
  background-color: var(--light-gray);
  border-radius: 10px;
  padding: 30px;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.expertise-card:hover {
  transform: translateY(-10px);
}

.expertise-card h3 {
  font-size: 22px;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.expertise-card p {
  margin-bottom: 20px;
}

/* Experience Section */
.experience {
  padding: 100px 0;
  background-color: var(--light-gray);
}

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

.timeline::after {
  content: '';
  position: absolute;
  width: 3px;
  background-color: var(--primary-color);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -1.5px;
}

.timeline-item {
  padding: 10px 40px;
  position: relative;
  width: 50%;
  box-sizing: border-box;
}

.timeline-item:nth-child(odd) {
  left: 0;
}

.timeline-item:nth-child(even) {
  left: 50%;
}

.timeline-item::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background-color: var(--secondary-color);
  border: 4px solid var(--primary-color);
  border-radius: 50%;
  top: 15px;
  z-index: 1;
}

.timeline-item:nth-child(odd)::after {
  right: -12px;
}

.timeline-item:nth-child(even)::after {
  left: -12px;
}

.timeline-content {
  padding: 20px;
  background-color: var(--secondary-color);
  border-radius: 10px;
  box-shadow: var(--box-shadow);
}

.timeline-content h3 {
  font-size: 20px;
  color: var(--primary-color);
  margin-bottom: 10px;
}

.timeline-content h4 {
  font-size: 16px;
  color: var(--dark-gray);
  margin-bottom: 15px;
}

.timeline-content ul {
  margin-left: 20px;
}

/* Projects Section */
.projects {
  padding: 100px 0;
  background-color: var(--secondary-color);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 30px;
}

.project-card {
  background-color: var(--light-gray);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.project-card:hover {
  transform: translateY(-10px);
}

.project-info {
  padding: 25px;
}

.project-info h3 {
  font-size: 22px;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.project-info p {
  margin-bottom: 20px;
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.tech-tag {
  background-color: rgba(255, 107, 0, 0.1);
  color: var(--primary-color);
  padding: 5px 10px;
  border-radius: 5px;
  font-size: 14px;
}

/* Skills Section */
.skills {
  padding: 100px 0;
  background-color: var(--light-gray);
}

.skills-container {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
}

.skills-category {
  flex: 1;
  min-width: 250px;
}

.skills-category h3 {
  font-size: 22px;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.skills-list {
  list-style: none;
}

.skills-list li {
  margin-bottom: 15px;
  position: relative;
  padding-left: 25px;
}

.skills-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  background-color: var(--primary-color);
  border-radius: 50%;
}

/* Education & Achievements Section */
.education-achievements {
  padding: 100px 0;
  background-color: var(--secondary-color);
}

.education-achievements-container {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
}

.education, .achievements {
  flex: 1;
  min-width: 300px;
}

.education h3, .achievements h3 {
  font-size: 24px;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.education-item, .achievement-item {
  margin-bottom: 20px;
  padding: 20px;
  background-color: var(--light-gray);
  border-radius: 10px;
  box-shadow: var(--box-shadow);
}

.education-item h4 {
  font-size: 18px;
  margin-bottom: 10px;
}

.education-item p, .achievement-item p {
  color: var(--dark-gray);
}

/* Contact Section */
.contact {
  padding: 100px 0;
  background-color: var(--light-gray);
}

.contact-container {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
}

.contact-info {
  flex: 1;
  min-width: 300px;
}

.contact-info h3 {
  font-size: 24px;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.contact-info p {
  margin-bottom: 20px;
}

.contact-links {
  display: flex;
  gap: 15px;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--primary-color);
  color: white;
  border-radius: 50%;
  text-decoration: none;
  transition: var(--transition);
}

.contact-link:hover {
  transform: translateY(-5px);
}

/* Footer */
footer {
  background-color: var(--dark-gray);
  color: var(--secondary-color);
  padding: 30px 0;
  text-align: center;
}

.footer-content p {
  margin-bottom: 10px;
}

.download-resume {
  margin-top: 20px;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
  .navbar {
    padding: 15px 0;
  }
  
  .nav-links {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: var(--secondary-color);
    width: 100%;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 10px 10px rgba(0, 0, 0, 0.1);
    padding: 20px 0;
  }
  
  .nav-links.active {
    left: 0;
  }
  
  .nav-links li {
    margin: 15px 0;
  }
  
  .hamburger {
    display: block;
  }
  
  .hamburger.active .bar:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  
  .hamburger.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  
  .hero {
    padding: 120px 0 80px;
  }
  
  .hero h1 {
    font-size: 36px;
  }
  
  .hero h2 {
    font-size: 20px;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 15px;
  }
  
  .timeline::after {
    left: 31px;
  }
  
  .timeline-item {
    width: 100%;
    padding-left: 70px;
    padding-right: 25px;
  }
  
  .timeline-item:nth-child(even) {
    left: 0;
  }
  
  .timeline-item::after {
    left: 20px;
  }
  
  .timeline-item:nth-child(odd)::after {
    right: auto;
    left: 20px;
  }
  
  .timeline-item:nth-child(even)::after {
    left: 20px;
  }
}

@media screen and (max-width: 480px) {
  .profile-img {
    width: 150px;
    height: 150px;
  }
  
  .hero h1 {
    font-size: 28px;
  }
  
  .hero h2 {
    font-size: 18px;
  }
  
  .section-title h2 {
    font-size: 28px;
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
  }
}