/* CSS Variables */
:root {
  --primary-color: #0052CC;
  --secondary-color: #2684FF;
  --text-dark: #172B4D;
  --text-muted: #5E6C84;
  --bg-light: #F4F5F7;
  --white: #FFFFFF;
  --border-radius: 12px;
  --transition: all 0.3s ease;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  background-color: var(--white);
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-weight: 700;
  color: var(--text-dark);
}

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 80px 0;
}

/* Navbar */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

header.scrolled {
  box-shadow: var(--shadow);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo img {
  height: 60px;
  width: 60px;
  object-fit: cover;
  border-radius: 8px;
  transition: var(--transition);
}

.logo img:hover {
  transform: scale(1.1);
}

.logo span {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-color);
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
}

.nav-links a {
  font-weight: 500;
  color: var(--text-dark);
}

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

.mobile-menu-btn {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-size: 1rem;
}

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

.social-icon:hover {
  color: var(--white);
  background: var(--primary-color);
  transform: translateY(-3px);
}

.social-icon.linkedin {
  color: #0077b5;
}

.social-icon.linkedin:hover {
  background: #0077b5;
  color: var(--white);
}

.btn-primary:hover {
  background-color: #0043a4;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 82, 204, 0.3);
}

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

.btn-secondary:hover {
  background-color: rgba(0, 82, 204, 0.05);
  transform: translateY(-2px);
}

/* Hero Section */
.hero {
  padding-top: 180px;
  padding-bottom: 100px;
  background: radial-gradient(circle at top right, rgba(38, 132, 255, 0.05), transparent 40%),
              radial-gradient(circle at bottom left, rgba(0, 82, 204, 0.03), transparent 30%);
}

.hero-content {
  display: flex;
  align-items: center;
  gap: 4rem;
}

.hero-text {
  flex: 1;
}

.hero-text h1 {
  font-size: 3.5rem;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--text-dark) 0%, var(--primary-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-text p {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 540px;
}

.hero-btns {
  display: flex;
  gap: 1.5rem;
}

.hero-image {
  flex: 1;
  position: relative;
}

.hero-image img {
  width: 100%;
  border-radius: 20px;
  box-shadow: var(--shadow);
  animation: float 6s ease-in-out infinite;
}

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

/* Services Section */
.services {
  background-color: var(--bg-light);
}

.section-title {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.section-title p {
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--white);
  padding: 3rem 2rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
  transition: var(--transition);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.service-icon {
  width: 64px;
  height: 64px;
  background: rgba(38, 132, 255, 0.1);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

.service-card h3 {
  margin-bottom: 1rem;
}

.service-card p {
  color: var(--text-muted);
}

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

.about-content {
  display: flex;
  align-items: center;
  gap: 5rem;
}

.about-image {
  flex: 1;
}

.about-text {
  flex: 1;
}

.about-text h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.about-text p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* Team Section */
.team {
  background: var(--bg-light);
}

.team-category {
  margin-bottom: 5rem;
}

.team-category:last-child {
  margin-bottom: 0;
}

.team-category h3 {
  font-size: 2rem;
  margin-bottom: 3rem;
  text-align: center;
  color: var(--primary-color);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2.5rem;
}

.team-card {
  background: var(--white);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
  transition: var(--transition);
}

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

.team-img-wrapper {
  height: 300px;
  overflow: hidden;
}

.team-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.team-card:hover .team-img-wrapper img {
  transform: scale(1.05);
}

.team-info {
  padding: 1.5rem;
  text-align: center;
}

.team-info h4 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.team-info p {
  color: var(--primary-color);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.team-details {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.team-contact {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 0.85rem;
}

/* Certification Section */
.certification {
  background: var(--white);
  text-align: center;
}

.cert-container {
  max-width: 800px;
  margin: 0 auto;
  border: 1px solid rgba(0, 0, 0, 0.05);
  padding: 2rem;
  border-radius: var(--border-radius);
  background: var(--bg-light);
}

.cert-container img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  margin-bottom: 2rem;
}

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

.contact-content {
  display: flex;
  gap: 4rem;
}

.contact-info {
  flex: 1;
}

.contact-info h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.contact-details {
  margin-top: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-item i {
  color: var(--primary-color);
  font-size: 1.2rem;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.social-icon {
  width: 40px;
  height: 40px;
  background: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  box-shadow: var(--shadow);
}

.contact-form {
  flex: 1.5;
  background: var(--white);
  padding: 3rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 1rem;
  border: 1px solid #DFE1E6;
  border-radius: 8px;
  font-family: inherit;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(38, 132, 255, 0.2);
}

/* Footer */
footer {
  background: var(--text-dark);
  color: var(--white);
  padding: 80px 0 40px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: 60px;
  flex-wrap: wrap;
  gap: 3rem;
}

.footer-brand h3 {
  color: var(--white);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.footer-brand p {
  color: #A5ADBA;
  max-width: 300px;
}

.footer-links h4 {
  color: var(--white);
  margin-bottom: 1.5rem;
}

.footer-links ul li {
  margin-bottom: 0.8rem;
}

.footer-links ul li a {
  color: #A5ADBA;
}

.footer-links ul li a:hover {
  color: var(--white);
}

.footer-bottom {
  text-align: center;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #A5ADBA;
  font-size: 0.9rem;
}

/* Animations */
[data-aos] {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

[data-aos].aos-animate {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 992px) {
  .hero-content, .about-content, .contact-content {
    flex-direction: column;
    text-align: center;
  }
  
  .hero-text h1 {
    font-size: 2.8rem;
  }
  
  .hero-text p {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-btns {
    justify-content: center;
  }
  
  .nav-links {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .about-image {
    order: 2;
  }
}

@media (max-width: 600px) {
  .hero-text h1 {
    font-size: 2.2rem;
  }
  
  .section-title h2 {
    font-size: 2rem;
  }
  
  .contact-form {
    padding: 2rem;
  }
}