:root {
  --primary-color: #1a365d;
  --secondary-color: #2c5282;
  --accent-color: #c53030;
  --text-color: #2d3748;
  --text-light: #718096;
  --background: #ffffff;
  --background-alt: #f7fafc;
  --border-color: #e2e8f0;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --transition: all 0.3s ease;
  --max-width: 1200px;
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  color: var(--text-color);
  background-color: var(--background);
  line-height: 1.6;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

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

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

ul {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  color: var(--primary-color);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: 1rem;
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 4px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-size: 1rem;
}

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

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

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

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

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

.btn-accent:hover {
  background-color: #9b2c2c;
  transform: translateY(-2px);
}

header {
  background-color: var(--background);
  box-shadow: var(--shadow);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  max-width: var(--max-width);
  margin: 0 auto;
}

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

.logo svg {
  width: 40px;
  height: 40px;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

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

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

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

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

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

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

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

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

.hero {
  padding: 140px 0 80px;
  background: linear-gradient(135deg, var(--background-alt) 0%, var(--background) 100%);
  min-height: 80vh;
  display: flex;
  align-items: center;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-text h1 {
  font-size: 3rem;
  margin-bottom: 20px;
  line-height: 1.1;
}

.hero-text h1 span {
  color: var(--accent-color);
}

.hero-text p {
  font-size: 1.2rem;
  color: var(--text-light);
  margin-bottom: 30px;
}

.hero-buttons {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
}

.hero-image img {
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
}

.section {
  padding: 80px 0;
}

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

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  margin-bottom: 15px;
}

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

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.service-card {
  background: var(--background);
  padding: 40px 30px;
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  text-align: center;
}

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

.service-icon {
  width: 70px;
  height: 70px;
  background: var(--background-alt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.service-icon svg {
  width: 35px;
  height: 35px;
  color: var(--primary-color);
}

.service-card h3 {
  margin-bottom: 15px;
}

.service-card p {
  color: var(--text-light);
  margin-bottom: 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.feature-item {
  text-align: center;
  padding: 30px 20px;
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.feature-icon svg {
  width: 30px;
  height: 30px;
  color: white;
}

.feature-item h4 {
  margin-bottom: 10px;
}

.feature-item p {
  color: var(--text-light);
  font-size: 0.95rem;
  margin-bottom: 0;
}

.cta-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  padding: 80px 0;
  text-align: center;
  color: white;
}

.cta-section h2 {
  color: white;
  margin-bottom: 15px;
}

.cta-section p {
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto 30px;
}

footer {
  background-color: var(--primary-color);
  color: white;
  padding: 60px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  opacity: 0.8;
  margin-top: 15px;
}

.footer-section h4 {
  color: white;
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.footer-section ul li {
  margin-bottom: 10px;
}

.footer-section a {
  opacity: 0.8;
}

.footer-section a:hover {
  opacity: 1;
}

.footer-contact p {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  opacity: 0.8;
}

.footer-contact svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-bottom p {
  opacity: 0.7;
  margin-bottom: 0;
}

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

.social-links a {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--accent-color);
}

.social-links svg {
  width: 20px;
  height: 20px;
}

.page-header {
  padding: 140px 0 60px;
  background: linear-gradient(135deg, var(--background-alt) 0%, var(--background) 100%);
  text-align: center;
}

.page-header h1 {
  margin-bottom: 15px;
}

.page-header p {
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image img {
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
}

.about-text h2 {
  margin-bottom: 20px;
}

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

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.team-card {
  background: var(--background);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

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

.team-card img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.team-info {
  padding: 25px;
  text-align: center;
}

.team-info h3 {
  margin-bottom: 5px;
}

.team-info p {
  color: var(--text-light);
  margin-bottom: 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.testimonial-card {
  background: var(--background);
  padding: 40px;
  border-radius: 8px;
  box-shadow: var(--shadow);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  font-size: 80px;
  color: var(--border-color);
  position: absolute;
  top: 10px;
  left: 20px;
  line-height: 1;
  font-family: Georgia, serif;
}

.testimonial-text {
  font-size: 1.1rem;
  color: var(--text-color);
  margin-bottom: 25px;
  position: relative;
  z-index: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 15px;
}

.testimonial-author img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
}

.author-info h4 {
  margin-bottom: 3px;
}

.author-info p {
  color: var(--text-light);
  font-size: 0.9rem;
  margin-bottom: 0;
}

.stars {
  color: #f6ad55;
  margin-bottom: 15px;
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info h2 {
  margin-bottom: 20px;
}

.contact-info > p {
  color: var(--text-light);
  margin-bottom: 30px;
}

.contact-details {
  margin-bottom: 30px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 15px;
  margin-bottom: 20px;
}

.contact-item-icon {
  width: 50px;
  height: 50px;
  background: var(--background-alt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-icon svg {
  width: 24px;
  height: 24px;
  color: var(--primary-color);
}

.contact-item-text h4 {
  margin-bottom: 5px;
}

.contact-item-text p {
  color: var(--text-light);
  margin-bottom: 0;
}

.contact-form {
  background: var(--background);
  padding: 40px;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.contact-form h3 {
  margin-bottom: 25px;
}

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

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-color);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(26, 54, 93, 0.1);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-submit {
  margin-top: 10px;
}

.form-submit .btn {
  width: 100%;
}

.form-message {
  padding: 15px;
  border-radius: 4px;
  margin-bottom: 20px;
  display: none;
}

.form-message.success {
  background-color: #c6f6d5;
  color: #276749;
  display: block;
}

.form-message.error {
  background-color: #fed7d7;
  color: #c53030;
  display: block;
}

.privacy-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 60px 20px;
}

.privacy-content h2 {
  margin: 40px 0 20px;
}

.privacy-content h3 {
  margin: 30px 0 15px;
}

.privacy-content p,
.privacy-content li {
  color: var(--text-light);
}

.privacy-content ul {
  list-style: disc;
  padding-left: 25px;
  margin-bottom: 20px;
}

.privacy-content li {
  margin-bottom: 8px;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  background: var(--background);
  padding: 20px;
  box-shadow: var(--shadow);
  z-index: 999;
}

.mobile-menu.active {
  display: block;
}

.mobile-menu a {
  display: block;
  padding: 15px 0;
  font-weight: 500;
  border-bottom: 1px solid var(--border-color);
}

.mobile-menu a:last-child {
  border-bottom: none;
}

@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }

  .nav-links {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .hero {
    padding: 120px 0 60px;
    min-height: auto;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-text h1 {
    font-size: 2.2rem;
  }

  .hero-image {
    order: -1;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-image {
    order: -1;
  }

  .team-grid {
    grid-template-columns: 1fr;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 30px 20px;
  }
}

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

  .section {
    padding: 60px 0;
  }

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

  .hero-buttons .btn {
    text-align: center;
  }

  .service-card {
    padding: 30px 20px;
  }

  .testimonial-card {
    padding: 30px 20px;
  }
}