@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700;800&display=swap');

:root {
  --primary: #004682;
  --primary-dark: #00335e;
  --secondary: #05aabe;
  --tertiary: #006982;
  --white: #ffffff;
  --bg-light: #f4f4f4;
  --text-main: #333333;
  --text-muted: #666666;
  --border-color: #e0e0e0;
  
  --font-main: 'Inter', sans-serif;
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  color: var(--text-main);
  background-color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

p {
  margin-bottom: 1rem;
}

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

a:hover {
  color: var(--secondary);
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.header.scrolled {
  padding: 0.5rem 0;
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  transition: padding var(--transition);
}

.header.scrolled .nav-wrapper {
  padding: 0.8rem 0;
}

.logo {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

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

.nav-links a {
  color: var(--text-main);
  font-weight: 600;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
}

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

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

.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  font-weight: 600;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 70, 130, 0.3);
}

/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  background-color: var(--primary);
  overflow: hidden;
  margin-top: 80px;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 1;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: none;
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  color: var(--white);
  max-width: 800px;
}

.hero-subtitle {
  font-size: 1.2rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--secondary);
  margin-bottom: 1rem;
  font-weight: 800;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8), 0 0 10px rgba(0, 0, 0, 0.4);
}

.hero h1 {
  font-size: 4.5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.1;
  text-shadow: 0 4px 15px rgba(0, 0, 0, 0.9), 0 0 20px rgba(0, 0, 0, 0.6);
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  opacity: 1;
  max-width: 600px;
  font-weight: 600;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.9), 0 0 15px rgba(0, 0, 0, 0.7);
}

/* Section Common */
.section {
  padding: 6rem 0;
}

.section-bg-light {
  background-color: var(--bg-light);
}

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

.section-header h2 {
  font-size: 2.5rem;
  color: var(--primary);
  display: inline-block;
  position: relative;
  padding-bottom: 1rem;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background-color: var(--secondary);
}

/* Company Profile & Vision */
.profile-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.vision-mission-cards {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.vm-card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  border-left: 5px solid var(--secondary);
  transition: var(--transition);
}

.vm-card:hover {
  transform: translateX(10px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
}

.vm-card .icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.vm-card h3 {
  color: var(--primary);
  font-size: 1.5rem;
}

/* Core Expertise */
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.expertise-card {
  background: var(--white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.expertise-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.expertise-img-wrapper {
  height: 250px;
  overflow: hidden;
  position: relative;
}

.expertise-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.expertise-content {
  padding: 2rem;
}

.expertise-content h3 {
  color: var(--primary);
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.expertise-content ul {
  list-style: none;
  margin-top: 1.5rem;
}

.expertise-content ul li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
}

.expertise-content ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--secondary);
  font-weight: bold;
}

/* Features Info Box */
.info-box-wrapper {
  background-color: var(--primary);
  color: var(--white);
  padding: 4rem;
  border-radius: 12px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  margin-top: -2rem;
  position: relative;
  z-index: 10;
  box-shadow: 0 20px 50px rgba(0, 70, 130, 0.2);
}

.info-content h2 {
  color: var(--white);
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
}

.info-content p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.1rem;
}

.tags-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.tag-item {
  background: rgba(255, 255, 255, 0.1);
  padding: 1rem;
  border-radius: 6px;
  border-left: 3px solid var(--secondary);
  font-weight: 600;
}

/* Sectors Grid */
.sectors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.sector-item {
  border: 1px solid var(--border-color);
  padding: 2rem 1.5rem;
  text-align: center;
  border-radius: 8px;
  background: var(--white);
  transition: var(--transition);
}

.sector-item:hover {
  border-color: var(--secondary);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.sector-item h4 {
  margin: 0;
  color: var(--primary);
}

/* Footer */
.footer {
  background-color: var(--primary-dark);
  color: var(--white);
  padding: 5rem 0 2rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.brand-statement {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--secondary);
  line-height: 1.4;
  margin-bottom: 1rem;
}

.footer h4 {
  color: var(--white);
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--secondary);
}

.footer-links {
  list-style: none;
}

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

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
  color: var(--white);
  padding-left: 5px;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
}

/* Navigation Additions */
.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

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

.hamburger.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Sectors Grid Image Cards */
.sectors-grid-image {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.sector-card {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  height: 250px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.sector-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.sector-card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 2rem 1.5rem;
  background: linear-gradient(0deg, rgba(0,70,130,0.9) 0%, rgba(0,70,130,0) 100%);
  color: var(--white);
}

.sector-card-content h4 {
  margin: 0;
  color: var(--white);
  font-size: 1.2rem;
}

/* Leadership Grid */
.leadership-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.leader-card {
  background: var(--white);
  padding: 2rem;
  border-radius: 8px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
  border-top: 4px solid var(--secondary);
  transition: var(--transition);
}

.leader-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.leader-card img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 1.5rem;
  border: 5px solid var(--bg-light);
}

.leader-card h4 {
  color: var(--primary);
  margin-bottom: 0.2rem;
}

.leader-title {
  display: block;
  font-weight: 600;
  color: var(--secondary);
  margin-bottom: 1rem;
  font-size: 0.9rem;
  text-transform: uppercase;
}

.leader-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* Scroll Animations */
.fade-in {
  opacity: 0;
  transform: translateY(60px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: opacity, transform;
}

.fade-in.visible {
  opacity: 1;
  transform: none;
}

.expertise-card:nth-child(1) { transition-delay: 0.1s; }
.expertise-card:nth-child(2) { transition-delay: 0.3s; }
.expertise-card:nth-child(3) { transition-delay: 0.5s; }

.sector-card:nth-child(1) { transition-delay: 0.1s; }
.sector-card:nth-child(2) { transition-delay: 0.2s; }
.sector-card:nth-child(3) { transition-delay: 0.3s; }
.sector-card:nth-child(4) { transition-delay: 0.4s; }
.sector-card:nth-child(5) { transition-delay: 0.5s; }

.leader-card:nth-child(1) { transition-delay: 0.1s; }
.leader-card:nth-child(2) { transition-delay: 0.2s; }
.leader-card:nth-child(3) { transition-delay: 0.3s; }
.leader-card:nth-child(4) { transition-delay: 0.4s; }
.leader-card:nth-child(5) { transition-delay: 0.5s; }

/* Responsive */
@media (max-width: 992px) {
  .profile-grid, .info-box-wrapper {
    grid-template-columns: 1fr;
  }
  
  .hero h1 {
    font-size: 3.5rem;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.8rem;
  }
  
  .nav-links {
    position: fixed;
    top: 80px;
    right: -100%;
    width: 250px;
    height: 100vh;
    background-color: var(--white);
    flex-direction: column;
    padding: 2rem;
    box-shadow: -5px 0 15px rgba(0,0,0,0.05);
    transition: var(--transition);
    display: flex;
  }
  
  .nav-links.active {
    right: 0;
  }
  
  .d-none-mobile {
    display: none;
  }
  
  .hamburger {
    display: flex;
  }
  
  .info-box-wrapper {
    padding: 2rem;
  }
}