:root {
  --primary-color: #2980B9;
  --secondary-color: #1E6A96;
  --accent-color: #27AE60;
  --light-color: #ECF0F1;
  --dark-color: #1A5A78;
  --gradient-primary: linear-gradient(135deg, #27AE60 0%, #2980B9 100%);
  --hover-color: #2471A3;
  --background-color: #FDFDFD;
  --text-color: #2C3E50;
  --border-color: rgba(41, 128, 185, 0.2);
  --divider-color: rgba(41, 128, 185, 0.1);
  --shadow-color: rgba(41, 128, 185, 0.15);
  --highlight-color: #F1C40F;
  --main-font: 'Oswald', sans-serif;
  --alt-font: 'Lato', sans-serif;
}

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

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--main-font);
  font-weight: 600;
  letter-spacing: 0.5px;
}

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

/* Header styles */
header {
  position: fixed;
  top: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px var(--shadow-color);
  z-index: 1000;
  padding: 1rem 0;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.logo img {
  height: 40px;
  width: auto;
}

.navigation ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

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

.navigation a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: var(--primary-color);
  transition: width 0.3s ease;
}

.navigation a:hover::after {
  width: 100%;
}

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

/* Mobile navigation */
.menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 10px;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background-color: var(--text-color);
  margin: 3px 0;
  transition: 0.3s;
}

/* Hero section */
.hero {
  background: linear-gradient(rgba(41, 128, 185, 0.3), rgba(39, 174, 96, 0.3)), url('./img/bg.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  margin-top: 80px;
}

.hero-content h1 {
  font-size: 3.8rem;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.hero-content p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  max-width: 600px;
  font-weight: 300;
}

.btn {
  display: inline-block;
  padding: 18px 35px;
  background: var(--gradient-primary);
  color: white;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 4px 15px rgba(41, 128, 185, 0.3);
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(41, 128, 185, 0.4);
}

/* Sections */
section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  font-size: 3rem;
  margin-bottom: 3rem;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* Info sections */
.info-section {
  background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('./img/bg2.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: white;
  text-align: center;
}

.info-content {
  max-width: 900px;
  margin: 0 auto;
}

.info-content h2 {
  font-size: 2.8rem;
  margin-bottom: 2rem;
  text-transform: uppercase;
}

.info-content p {
  font-size: 1.1rem;
  line-height: 1.9;
  margin-bottom: 1.5rem;
  font-weight: 300;
}

/* CTA sections */
.cta-section {
  background: linear-gradient(rgba(39, 174, 96, 0.9), rgba(241, 196, 15, 0.8)), url('./img/bg.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: white;
  text-align: center;
}

/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.feature-card {
  background: white;
  padding: 2.5rem;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 10px 30px var(--shadow-color);
  transition: all 0.3s ease;
  border: 3px solid transparent;
}

.feature-card:hover {
  transform: translateY(-10px);
  border-color: var(--primary-color);
}

.feature-icon {
  font-size: 3.5rem;
  color: var(--accent-color);
  margin-bottom: 1.5rem;
}

.feature-card h3 {
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.testimonial {
  background: white;
  padding: 2.5rem;
  border-radius: 20px;
  box-shadow: 0 10px 30px var(--shadow-color);
  border-left: 5px solid var(--accent-color);
  position: relative;
}

.testimonial::before {
  content: '"';
  font-size: 5rem;
  color: var(--highlight-color);
  position: absolute;
  top: -15px;
  left: 25px;
  font-family: serif;
  opacity: 0.7;
}

.testimonial-name {
  font-weight: 600;
  color: var(--primary-color);
  margin-top: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Contact section */
.contact-section {
  background: linear-gradient(135deg, var(--light-color) 0%, #F8F9FA 100%);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h3 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.contact-info p {
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.form-group {
  margin-bottom: 2rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.8rem;
  font-weight: 600;
  color: var(--text-color);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 15px;
  border: 2px solid var(--border-color);
  border-radius: 10px;
  font-size: 1rem;
  transition: all 0.3s ease;
  font-family: var(--alt-font);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(41, 128, 185, 0.1);
  transform: translateY(-2px);
}

/* FAQ */
.faq-item {
  background: white;
  margin-bottom: 1.5rem;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 5px 20px var(--shadow-color);
  border: 2px solid var(--border-color);
}

.faq-question {
  background: var(--gradient-primary);
  color: white;
  padding: 2rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.faq-answer {
  padding: 2rem;
  line-height: 1.8;
  font-size: 1.05rem;
}

/* Footer */
footer {
  background: linear-gradient(135deg, var(--dark-color) 0%, #1A5A78 100%);
  color: white;
  padding: 4rem 0 1rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.footer-nav ul {
  display: flex;
  list-style: none;
  gap: 2.5rem;
}

.footer-nav a {
  color: white;
  text-decoration: none;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.9rem;
}

.footer-nav a:hover {
  color: var(--highlight-color);
  transform: translateY(-2px);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

footer img[alt="logo"] {
  filter: brightness(0) invert(1);
}

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

  .navigation {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px var(--shadow-color);
  }

  .navigation.active {
    display: block;
  }

  .navigation ul {
    flex-direction: column;
    padding: 1rem;
    gap: 1rem;
  }

  .hero-content h1 {
    font-size: 2.5rem;
  }

  .section-title {
    font-size: 2.2rem;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-content {
    flex-direction: column;
    gap: 2rem;
    text-align: center;
  }

  .footer-nav ul {
    flex-direction: column;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-content p {
    font-size: 1rem;
  }

  .btn {
    padding: 15px 28px;
    font-size: 0.9rem;
  }
}