/* Base Styles */
:root {
  --primary: #01939e;
  --primary-dark: #026067;
  --primary-light: #01d1e0;
  --secondary: #10b981;
  --dark: #1f2937;
  --darker: #111827;
  --light: #f9fafb;
  --lighter: #ffffff;
  --gray: #6b7280;
  --light-gray: #e5e7eb;
  --accent: #ec4899;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --overlay: rgba(0, 0, 0, 0.7);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--dark);
  background-color: var(--lighter);
  overflow-x: hidden;
}

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

section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-header h2 {
  font-size: 2.5rem;
  color: var(--darker);
  margin-bottom: 15px;
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--primary);
  border-radius: 2px;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--gray);
}

.btn {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 50px;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-secondary:hover {
  background-color: var(--primary);
  color: var(--lighter);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

/* Navigation */
nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--lighter);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: var(--transition);
}

nav.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow);
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--darker);
  text-decoration: none;
}

.logo span {
  color: var(--primary);
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-links a {
  color: var(--dark);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

.nav-links a:hover::after {
  width: 100%;
}

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

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--dark);
  margin: 5px 0;
  transition: var(--transition);
}

/* Hero Section */
.hero {
  padding: 150px 0 100px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%);
}

.hero .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 50px;
}

.hero-content {
  flex: 1;
}

.badge-container {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 15px;
}

.hero h1 {
  font-size: 3.5rem;
  color: var(--darker);
  margin-bottom: 10px;
  line-height: 1.2;
}

.verified-badge {
  display: flex;
  align-items: center;
  gap: 5px;
  background-color: var(--success);
  color: white;
  padding: 5px 10px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  position: relative;
}

.verified-badge i {
  font-size: 1rem;
}

.verified-badge::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--darker);
  color: white;
  padding: 5px 10px;
  border-radius: 5px;
  font-size: 0.8rem;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  margin-bottom: 10px;
}

.verified-badge:hover::after {
  opacity: 1;
  visibility: visible;
}

.hero h2 {
  font-size: 1.8rem;
  color: var(--primary);
  margin-bottom: 20px;
  font-weight: 600;
}

.subtitle {
  font-size: 1.2rem;
  color: var(--gray);
  margin-bottom: 20px;
  font-weight: 500;
}

.hero-text {
  font-size: 1.1rem;
  color: var(--dark);
  margin-bottom: 30px;
  max-width: 600px;
}

.cta-buttons {
  display: flex;
  gap: 20px;
  margin-top: 30px;
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: center;
}

.hero-image img {
  width: 100%;
  max-width: 500px;
  border-radius: 10px;
  box-shadow: var(--shadow-xl);
  transform: rotate(3deg);
  transition: var(--transition);
}

.hero-image img:hover {
  transform: rotate(0);
}

/* Differentiators */
.differentiators {
  background-color: var(--lighter);
  padding: 50px 0;
}

.differentiators .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
}

.differentiator {
  text-align: center;
  padding: 30px 20px;
  border-radius: 10px;
  background-color: white;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.differentiator:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.differentiator i {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 20px;
}

.differentiator h3 {
  font-size: 1.2rem;
  color: var(--darker);
}

/* About Section */
.about {
  background-color: white;
}

.about-content {
  display: flex;
  gap: 50px;
  align-items: center;
}

.about-text {
  flex: 1;
}

.about-text p {
  margin-bottom: 20px;
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--dark);
}

.skills-section {
  margin-top: 40px;
}

.skills-section h3 {
  font-size: 1.5rem;
  color: var(--darker);
  margin-bottom: 20px;
}

.skills {
  display: flex;
  gap: 30px;
  flex-wrap: wrap;
}

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

.skill-category h4 {
  font-size: 1.2rem;
  color: var(--primary);
  margin-bottom: 15px;
  padding-bottom: 5px;
  border-bottom: 2px solid var(--light-gray);
}

.skill-category ul {
  list-style-type: none;
}

.skill-category li {
  margin-bottom: 10px;
  position: relative;
  padding-left: 25px;
}

.skill-category li::before {
  content: '•';
  color: var(--primary);
  font-size: 1.5rem;
  position: absolute;
  left: 0;
  top: -5px;
}

.about-image {
  flex: 1;
}

.about-image img {
  width: 100%;
  border-radius: 10px;
  box-shadow: var(--shadow-xl);
}

/* Experience Section */
.experience {
  background-color: var(--light);
}

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

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background-color: var(--primary);
}

.timeline-item {
  display: flex;
  justify-content: space-between;
  margin-bottom: 50px;
  position: relative;
}

.timeline-date {
  width: 45%;
  text-align: right;
  padding-right: 40px;
  font-weight: 600;
  color: var(--primary);
}

.timeline-content {
  width: 45%;
  padding-left: 40px;
  background-color: white;
  border-radius: 10px;
  padding: 30px;
  box-shadow: var(--shadow);
  position: relative;
}

.timeline-content::before {
  content: '';
  position: absolute;
  top: 20px;
  left: -10px;
  width: 20px;
  height: 20px;
  background-color: var(--primary);
  border-radius: 50%;
}

.timeline-content h3 {
  font-size: 1.3rem;
  color: var(--darker);
  margin-bottom: 5px;
}

.timeline-content h4 {
  font-size: 1rem;
  color: var(--primary);
  margin-bottom: 15px;
  font-weight: 500;
}

.timeline-content ul {
  list-style-position: inside;
}

.timeline-content li {
  margin-bottom: 10px;
}

/* Services Section */
.services {
  background-color: white;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.service-card {
  background-color: var(--light);
  border-radius: 10px;
  padding: 30px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border-top: 4px solid var(--primary);
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.service-card i {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1.3rem;
  color: var(--darker);
  margin-bottom: 15px;
}

.service-card p {
  margin-bottom: 15px;
  color: var(--dark);
}

.service-card ul {
  list-style-type: none;
  margin-top: 15px;
}

.service-card li {
  margin-bottom: 8px;
  position: relative;
  padding-left: 25px;
}

.service-card li::before {
  content: '✓';
  color: var(--success);
  font-weight: bold;
  position: absolute;
  left: 0;
}

/* Portfolio Section */
.portfolio {
  background-color: var(--light);
}

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

.portfolio-item {
  background-color: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.portfolio-item:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.portfolio-content {
  padding: 30px;
}

.portfolio-content h3 {
  font-size: 1.3rem;
  color: var(--darker);
  margin-bottom: 5px;
}

.portfolio-content h4 {
  font-size: 1rem;
  color: var(--primary);
  margin-bottom: 15px;
  font-weight: 500;
}

.portfolio-content p {
  margin-bottom: 10px;
  color: var(--dark);
}

.portfolio-content p strong {
  color: var(--darker);
}

/* Testimonials Section */
.testimonials {
  background-color: white;
  position: relative;
}

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

.testimonial {
  display: none;
  background-color: var(--light);
  border-radius: 10px;
  padding: 40px;
  box-shadow: var(--shadow);
  text-align: center;
}

.testimonial.active {
  display: block;
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.testimonial-content {
  margin-bottom: 30px;
}

.testimonial-content p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--dark);
  font-style: italic;
  margin-bottom: 20px;
  position: relative;
}

.testimonial-content p::before,
.testimonial-content p::after {
  content: '"';
  font-size: 2rem;
  color: var(--primary);
  opacity: 0.3;
  position: absolute;
}

.testimonial-content p::before {
  top: -20px;
  left: -10px;
}

.testimonial-content p::after {
  bottom: -30px;
  right: -10px;
}

.testimonial-author h4 {
  font-size: 1.2rem;
  color: var(--darker);
  margin-bottom: 5px;
}

.testimonial-author p {
  color: var(--gray);
  font-size: 0.9rem;
}

.slider-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  margin-top: 30px;
}

.slider-prev,
.slider-next {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary);
  cursor: pointer;
  transition: var(--transition);
}

.slider-prev:hover,
.slider-next:hover {
  color: var(--primary-dark);
}

.slider-dots {
  display: flex;
  gap: 10px;
}

.slider-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--light-gray);
  cursor: pointer;
  transition: var(--transition);
}

.slider-dot.active {
  background-color: var(--primary);
}

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

.contact-content {
  display: flex;
  gap: 50px;
}

.contact-info {
  flex: 1;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 30px;
}

.info-item i {
  font-size: 1.5rem;
  color: var(--primary);
  margin-top: 5px;
}

.info-item h3 {
  font-size: 1.2rem;
  color: var(--darker);
  margin-bottom: 5px;
}

.info-item p {
  color: var(--dark);
}

.social-links {
  display: flex;
  gap: 15px;
  margin-top: 30px;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--primary);
  color: white;
  font-size: 1.2rem;
  transition: var(--transition);
}

.social-links a:hover {
  background-color: var(--primary-dark);
  transform: translateY(-3px);
}

.contact-form {
  flex: 1;
  background-color: white;
  padding: 40px;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 15px;
  border: 1px solid var(--light-gray);
  border-radius: 5px;
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

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

footer p {
  margin-bottom: 10px;
}

.footer-link {
  color: var(--primary-light);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}

.footer-link:hover {
  color: var(--primary);
}

/* Responsive Styles */
@media (max-width: 992px) {
  .hero .container {
    flex-direction: column;
  }
  
  .hero-content {
    order: 1;
    text-align: center;
  }
  
  .hero-image {
    order: 2;
  }
  
  .cta-buttons {
    justify-content: center;
  }
  
  .about-content {
    flex-direction: column;
  }
  
  .contact-content {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--lighter);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 30px;
    transition: var(--transition);
    z-index: 999;
  }
  
  .nav-links.active {
    left: 0;
  }
  
  .hamburger {
    display: block;
    z-index: 1000;
  }
  
  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }
  
  .timeline::before {
    left: 30px;
  }
  
  .timeline-item {
    flex-direction: column;
  }
  
  .timeline-date,
  .timeline-content {
    width: 100%;
    text-align: left;
  }
  
  .timeline-date {
    padding-right: 0;
    margin-bottom: 10px;
  }
  
  .timeline-content {
    padding-left: 60px;
  }
  
  .timeline-content::before {
    left: 20px;
  }
}

@media (max-width: 576px) {
  section {
    padding: 60px 0;
  }
  
  .section-header h2 {
    font-size: 2rem;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero h2 {
    font-size: 1.5rem;
  }
  
  .cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  
  .btn {
    width: 100%;
    text-align: center;
  }
}


/* Education Section */
.education {
  background-color: white;
}

.education-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

.education-card {
  display: flex;
  gap: 20px;
  background-color: var(--light);
  padding: 25px;
  border-radius: 10px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border-left: 4px solid var(--primary);
}

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

.education-icon {
  font-size: 1.8rem;
  color: var(--primary);
  margin-top: 5px;
}

.education-content h3 {
  font-size: 1.2rem;
  color: var(--darker);
  margin-bottom: 5px;
}

.education-content h4 {
  font-size: 1rem;
  color: var(--gray);
  margin-bottom: 10px;
  font-weight: 500;
}

.education-meta {
  display: flex;
  gap: 15px;
  margin-top: 10px;
}

.education-meta span {
  font-size: 0.9rem;
  padding: 5px 10px;
  border-radius: 5px;
}

.year {
  background-color: rgba(37, 99, 235, 0.1);
  color: var(--primary);
}

.gpa {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--success);
}

.certifications {
  margin-top: 40px;
}

.certifications-title {
  font-size: 1.5rem;
  color: var(--darker);
  margin-bottom: 30px;
  text-align: center;
  position: relative;
}

.certifications-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--primary);
}

.certification-items {
  max-width: 800px;
  margin: 0 auto;
}

.certification-item {
  display: flex;
  gap: 20px;
  margin-bottom: 25px;
  padding-bottom: 25px;
  border-bottom: 1px dashed var(--light-gray);
}

.certification-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.certification-item i {
  font-size: 1.5rem;
  color: var(--primary);
  margin-top: 5px;
}

.certification-item h4 {
  font-size: 1.1rem;
  color: var(--darker);
  margin-bottom: 5px;
}

.certification-item p {
  font-size: 0.9rem;
  color: var(--gray);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .education-grid {
    grid-template-columns: 1fr;
  }
  
  .education-card {
    flex-direction: column;
    gap: 15px;
  }
}