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

:root {
  --primary-color: #2872af;
  --primary-light: #e8f0f8;
  --primary-dark: #1a4d7a;
  --text-dark: #1a1a1a;
  --text-light: #666666;
  --text-lighter: #999999;
  --bg-white: #ffffff;
  --bg-light: #f8f9fa;
  --border-color: #e0e0e0;
  --success-color: #28a745;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg-white);
}

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

/* Navigation */
.navbar {
  background: var(--bg-white);
  padding: 1rem 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
}

.logo-image {
  height: 100px;
}

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

.nav-links a {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
}

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

.nav-links a.active::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary-color);
  border-radius: 2px;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  gap: 5px;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--primary-color);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--bg-white) 100%);
  padding: 4rem 0;
  min-height: 600px;
  display: flex;
  align-items: center;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 3rem;
  line-height: 1.2;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-weight: 600;
}

.hero-description {
  font-size: 1rem;
  color: var(--text-light);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(40, 114, 175, 0.15);
}

/* Buttons */
.btn {
  padding: 0.75rem 2rem;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
  text-align: center;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(40, 114, 175, 0.3);
}

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

.btn-secondary:hover {
  background: var(--primary-light);
}

/* Sections */
.section {
  padding: 4rem 0;
}

.section h2 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
  text-align: center;
  color: var(--text-dark);
}

.section-intro {
  text-align: center;
  color: var(--text-light);
  margin-bottom: 2rem;
  font-size: 1.1rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Monetize Section */
.monetize {
  background: var(--bg-light);
}

.section-content {
  text-align: center;
  margin-bottom: 3rem;
}

.section-content h2 {
  margin-bottom: 1rem;
}

.section-content p {
  max-width: 600px;
  margin: 0 auto;
  color: var(--text-light);
  font-size: 1.1rem;
}

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

.feature-card {
  background: var(--bg-white);
  padding: 2rem;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(40, 114, 175, 0.15);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.feature-card p {
  color: var(--text-light);
}

/* Why Choose Us */
.why-choose {
  background: white;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.benefit-item {
  padding: 2rem;
  background: var(--primary-light);
  border-radius: 10px;
  border-left: 4px solid var(--primary-color);
  transition: all 0.3s ease;
}

.benefit-item:hover {
  box-shadow: 0 8px 25px rgba(40, 114, 175, 0.15);
}

.benefit-number {
  font-size: 3rem;
  color: var(--primary-color);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.benefit-item h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.benefit-item p {
  color: var(--text-light);
}

/* Two Column Layout */
.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.column img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(40, 114, 175, 0.15);
}

.source-list {
  list-style: none;
  margin: 1.5rem 0;
}

.source-list li {
  padding: 0.5rem 0 0.5rem 2rem;
  position: relative;
  color: var(--text-light);
}

.source-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
}

/* Advantage Grid */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.advantage-card {
  background: var(--bg-white);
  padding: 2rem;
  border-radius: 10px;
  border: 2px solid var(--border-color);
  text-align: center;
  transition: all 0.3s ease;
}

.advantage-card:hover {
  border-color: var(--primary-color);
  box-shadow: 0 8px 25px rgba(40, 114, 175, 0.15);
}

.advantage-card h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.advantage-card p {
  color: var(--text-light);
}

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

.service-card {
  background: var(--bg-light);
  padding: 2rem;
  border-radius: 10px;
  transition: all 0.3s ease;
}

.service-card:hover {
  background: var(--primary-light);
  transform: translateY(-3px);
}

.service-card h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

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

/* Process Section */
.process {
  background: var(--bg-light);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.step {
  background: var(--bg-white);
  padding: 2rem;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

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

.step-number {
  background: var(--primary-color);
  color: white;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto 1rem;
}

.step h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.step p {
  color: var(--text-light);
}

/* CTA Section */
.cta {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: white;
  padding: 4rem 0;
  text-align: center;
}

.cta h2 {
  color: white;
}

.cta p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.1rem;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

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

.cta .btn-primary:hover {
  background: var(--primary-light);
}

.cta .btn-secondary {
  background: transparent;
  color: white;
  border-color: white;
}

.cta .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* Values Section */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.value-card {
  background: var(--primary-light);
  padding: 2rem;
  border-radius: 10px;
  border-left: 4px solid var(--primary-color);
}

.value-card h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

/* Facilities Section */
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.capability-card {
  background: var(--bg-white);
  padding: 2rem;
  border-radius: 10px;
  border: 2px solid var(--border-color);
}

.capability-card:hover {
  border-color: var(--primary-color);
  box-shadow: 0 8px 25px rgba(40, 114, 175, 0.15);
}

.capability-card h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

/* Why Clients Section */
.reasons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.reason-card {
  background: var(--bg-light);
  padding: 2rem;
  border-radius: 10px;
  text-align: center;
  transition: all 0.3s ease;
}

.reason-card:hover {
  background: var(--primary-light);
  transform: translateY(-3px);
}

.reason-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.reason-card h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

/* Environmental Section */
.env-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.env-card {
  background: var(--bg-light);
  padding: 2rem;
  border-radius: 10px;
}

.env-card h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

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

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-column {
  background: var(--bg-white);
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.contact-form {
  margin-top: 1.5rem;
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
  font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(40, 114, 175, 0.1);
}

.form-note {
  margin-top: 1rem;
  color: var(--text-lighter);
  font-size: 0.9rem;
}

.map-container {
  margin-bottom: 2rem;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.contact-info h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.contact-info a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
}

.contact-info a:hover {
  text-decoration: underline;
}

.services-list {
  list-style: none;
  margin-top: 1rem;
}

.services-list li {
  padding: 0.5rem 0 0.5rem 2rem;
  position: relative;
  color: var(--text-light);
}

.services-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
}

/* FAQ Section */
.faq {
  background: white;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.faq-item {
  background: var(--bg-light);
  padding: 1.5rem;
  border-radius: 10px;
  border-left: 4px solid var(--primary-color);
}

.faq-item h3 {
  color: var(--primary-color);
  margin-bottom: 0.75rem;
}

.faq-item p {
  color: var(--text-light);
}

/* Footer */
.footer {
  background: var(--text-dark);
  color: white;
  padding: 3rem 0 1rem;
}
.footer-logo-image {
  height: 50px;
}
.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h4 {
  color: white;
  margin-bottom: 1rem;
}

.footer-section p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0.5rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.fade-in {
  animation: fadeIn 0.8s ease forwards;
}

.slide-in {
  animation: slideIn 0.6s ease forwards;
}

/* About Page Hero */
.about-hero {
  min-height: 400px;
}

.contact-hero {
  min-height: 350px;
}

/* Responsive Design */
@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
  }

  .hero .container {
    grid-template-columns: 1fr;
  }
  .logo-image {
    width: 300px;
    height: 60px;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-ctas {
    flex-direction: column;
  }

  .hero-ctas .btn {
    width: 100%;
  }

  .hero-subtitle {
    font-size: 1.2rem;
  }

  .section h2 {
    font-size: 1.8rem;
  }

  .two-column {
    grid-template-columns: 1fr;
  }

  .benefits-grid,
  .feature-grid,
  .advantage-grid,
  .services-grid,
  .process-steps,
  .values-grid,
  .capabilities-grid,
  .reasons-grid,
  .env-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
  }

  .contact-column {
    padding: 1.5rem;
  }

  .cta-buttons {
    flex-direction: column;
  }

  .cta-buttons .btn {
    width: 100%;
  }

  .footer-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  .logo span {
    display: none;
  }

  .hero-content h1 {
    font-size: 1.5rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-description {
    font-size: 0.95rem;
  }

  .section h2 {
    font-size: 1.5rem;
  }

  .btn {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
  }

  .section {
    padding: 2rem 0;
  }

  .hero {
    padding: 2rem 0;
    min-height: auto;
  }
}