/* Root Variables */
:root {
  --primary: #0303a1;
  --primary-dark: #0056b3;
  --secondary: #6c757d;
  --text: #333333;
  --light: #f8f9fa;
  --dark: #212529;
  --transition: all 0.3s ease;
  --favicon-hover-color: #ff9800;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Segoe UI", system-ui, sans-serif;
  line-height: 1.6;
  color: var(--text);
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header & Navigation */
#header {
  background: white;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
}

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

.logo_img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  margin-right: 1rem;
}

.logo {
  text-decoration: none;
  color: var(--primary);
  font-weight: 700;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

#nav {
  display: flex;
  align-items: center;
}

.language-switch {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-left: 60px;
}

#nav ul {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  flex-grow: 1;
}

#nav li {
  position: relative;
}

.nav-link {
  color: var(--text);
  text-decoration: none;
  padding: 0.5rem 1rem;
  font-weight: 500;
  display: block;
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--primary);
  transform: translateY(-2px);
}

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

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

.mobile-menu-btn {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--primary);
}

/* Mobile Navigation */
@media (max-width: 992px) {
  .mobile-menu-btn {
    display: block;
  }
  #nav {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: white;
    padding: 1rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    flex-direction: column;
  }
  #nav.mobile-visible {
    display: flex;
  }
  #nav ul {
    flex-direction: column;
    gap: 0.5rem;
    width: 100%;
  }
  #nav li {
    text-align: center;
    width: 100%;
  }
  .nav-link {
    padding: 0.8rem 1rem;
    border-bottom: 1px solid #f0f0f0;
  }
  .language-switch {
    margin: 1rem auto;
  }
}

/* Hero Section */
.hero {
  background: linear-gradient(rgba(42, 92, 130, 0.9), rgba(42, 92, 130, 0.8)),
    url("https://images.unsplash.com/photo-1477959858617-67f85cf4f1df?auto=format&fit=crop&w=1920");
  background-size: cover;
  background-position: center;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  color: white;
}

.hero-content {
  max-width: 800px;
  text-align: center;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
}

/* Button Styles */
.btn {
  display: inline-block;
  padding: 1rem 2rem;
  background: var(--primary);
  color: white;
  text-decoration: none;
  border-radius: 5px;
  transition: var(--transition);
  font-weight: 500;
  margin: 0.5rem;
}

.btn-outline {
  background: transparent;
  border: 2px solid white;
}

.btn:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

/* Section Common Styles */
section {
  padding: 2rem 0;
  scroll-margin-top: 80px;
}

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

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--primary);
}

.section-header p {
  font-size: 1.1rem;
  color: #666;
  max-width: 600px;
  margin: 0 auto;
}

/* Card Styles */
.service-card,
.project-card,
.partner-logo,
.contact-info,
.contact-form {
  background: white;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  transition: var(--transition);
}

.service-card:hover,
.project-card:hover,
.partner-logo:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-card {
  border-top: 4px solid var(--primary);
}

.service-img img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 10px 10px 0 0;
}

.service-content {
  padding: 1.5rem;
  text-align: center;
}

.service-content h3 {
  color: var(--primary);
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.service-content .btn-outline {
  margin-top: 1rem;
  padding: 0.5rem 1.5rem;
  border: 2px solid var(--primary);
  color: var(--primary);
  text-decoration: none;
  border-radius: 5px;
  transition: var(--transition);
}

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

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

.project-img img {
  width: 100%;
  height: auto;
  border-radius: 10px 10px 0 0;
  object-fit: cover;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.project-content {
  padding: 1.5rem;
}

.project-content h3 {
  color: var(--dark);
  margin-bottom: 1rem;
}

/* Partners Grid */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem;
}

.partner-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  background: white;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  height: 100px;
  padding: 1rem;
}

.partner-logo img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.partner-logo:hover img {
  transform: scale(1.1);
  filter: grayscale(0%);
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-info,
.contact-form {
  padding: 2rem;
}

.contact-info h3 {
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  color: var(--primary);
}

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

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

.geo-link {
  display: inline-block;
  margin-top: 0.5rem;
  color: var(--primary);
  text-decoration: none;
  font-size: 0.9rem;
}

.geo-link:hover {
  text-decoration: underline;
}

.contact-form {
  background-color: #f9f9f9;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

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

.form-control {
  width: 100%;
  padding: 1rem;
  margin-bottom: 1rem;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 1rem;
}

.form-control:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 5px rgba(0, 123, 255, 0.5);
}

.contact-form button.btn {
  padding: 0.75rem 2rem;
  font-size: 1rem;
  border-radius: 5px;
  background-color: var(--primary);
  color: #fff;
  border: none;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.contact-form button.btn:hover {
  background-color: var(--primary-dark);
}

/* Footer Styles */
footer {
  background: var(--dark);
  color: white;
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-links a {
  color: white;
  font-size: 1.5rem;
  transition: var(--transition);
}

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

copyright {
  text-align: center;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Footer Links */
.footer-links li a {
  color: white !important;
  text-decoration: none;
}

.footer-links li a:visited,
.footer-links li a:active {
  color: white !important;
}

/* Responsive: Smaller Screens */
@media (max-width: 768px) {
  section {
    padding: 1rem 0;
  }
  section:not(.hero) {
    transform: scale(0.9);
    transform-origin: top center;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* Language Button Styles */
.lang-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.5rem;
  padding: 0.25rem;
  transition: var(--transition);
}

.lang-btn:hover {
  transform: scale(1.1);
}

.lang-btn.active {
  border-bottom: 2px solid var(--primary);
}

/* Optional: Legend & Growth Image Styles */
.legend-image {
  width: 150px;
  height: auto;
  margin-left: 10px;
}

.growth .growth-image {
  width: 100%;
  height: auto;
  margin-top: 1rem;
  border-radius: 10px;
}