/* Reset and base styles */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --primary-color: #2c3e50;
  --secondary-color: #3498db;
  --accent-color: #e74c3c;
  --text-color: #333;
  --light-text: #fff;
  --light-bg: #f8f9fa;
  --dark-bg: #1a252f;
  --gray-bg: #ecf0f1;
  --border-color: #ddd;
  --success-color: #2ecc71;
  
  --heading-font: 'Montserrat', sans-serif;
  --body-font: 'Open Sans', sans-serif;
  
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 8px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 16px rgba(0,0,0,0.1);
  
  --transition: all 0.3s ease;
  --container-width: 1200px;
}

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700&family=Open+Sans:wght@400;600&display=swap');

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

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

h1 {
  font-size: 3rem;
}

h2 {
  font-size: 2.5rem;
  position: relative;
  margin-bottom: 2rem;
}

h2:after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -0.5rem;
  width: 80px;
  height: 4px;
  background-color: var(--secondary-color);
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1rem;
}

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

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

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

ul {
  list-style: none;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 5rem 0;
}

/* Button Styles */
.btn {
  display: inline-block;
  padding: 0.8rem 1.8rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  margin-right: 1rem;
  font-family: var(--heading-font);
}

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

.primary-btn:hover {
  background-color: var(--primary-color);
  color: var(--light-text);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

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

.secondary-btn:hover {
  background-color: var(--secondary-color);
  color: var(--light-text);
  transform: translateY(-3px);
}

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

.outline-btn:hover {
  background-color: var(--primary-color);
  color: var(--light-text);
}

/* Header */
header {
  background-color: var(--light-bg);
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  padding: 1rem 0;
  transition: var(--transition);
}

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

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

.logo img {
  max-height: 60px;
}

nav ul {
  display: flex;
}

nav ul li {
  margin-left: 2rem;
}

nav ul li a {
  color: var(--primary-color);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.5rem 0;
  position: relative;
}

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

nav ul li a:hover::after {
  width: 100%;
}

.mobile-menu-toggle {
  display: none;
  cursor: pointer;
}

.mobile-menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--primary-color);
  margin: 5px 0;
  transition: var(--transition);
}

/* Hero Section */
.hero {
  background: linear-gradient(rgba(44, 62, 80, 0.8), rgba(44, 62, 80, 0.8)), url('../images/hero-bg.jpg') no-repeat center center/cover;
  color: var(--light-text);
  text-align: center;
  padding: 10rem 0 7rem;
  margin-top: 5rem;
}

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

.hero p {
  font-size: 1.25rem;
  max-width: 700px;
  margin: 0 auto 2.5rem;
}

/* Services Section */
.services {
  background-color: var(--light-bg);
}

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

.service-card {
  background-color: var(--light-text);
  border-radius: 8px;
  padding: 2rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  text-align: center;
}

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

.service-icon {
  margin-bottom: 1.5rem;
}

.service-icon svg {
  color: var(--secondary-color);
}

/* About Section */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text {
  margin-bottom: 2rem;
}

.about-text h2::after {
  left: 0;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.stat-item {
  background-color: var(--gray-bg);
  padding: 2rem;
  border-radius: 8px;
  text-align: center;
}

.stat-item h3 {
  color: var(--secondary-color);
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.stat-item p {
  font-weight: 600;
}

/* Case Studies Section */
.case-studies {
  background-color: var(--light-bg);
  text-align: center;
}

.case-studies h2 {
  margin-left: auto;
  margin-right: auto;
}

.case-studies h2::after {
  left: 50%;
  transform: translateX(-50%);
}

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

.case-study-card {
  background-color: var(--light-text);
  border-radius: 8px;
  padding: 2rem;
  box-shadow: var(--shadow-md);
  text-align: left;
  transition: var(--transition);
}

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

.case-study-header {
  margin-bottom: 1rem;
}

.case-study-header span {
  display: inline-block;
  background-color: var(--primary-color);
  color: var(--light-text);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.875rem;
  margin-top: 0.5rem;
}

.read-more {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 600;
  color: var(--secondary-color);
}

.read-more::after {
  content: " →";
  transition: var(--transition);
}

.read-more:hover::after {
  margin-left: 0.5rem;
}

/* Testimonials Section */
.testimonials {
  text-align: center;
}

.testimonials h2::after {
  left: 50%;
  transform: translateX(-50%);
}

.testimonial-slider {
  max-width: 900px;
  margin: 0 auto;
  padding-top: 2rem;
}

.testimonial-item {
  background-color: var(--light-bg);
  border-radius: 8px;
  padding: 3rem 2rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 2rem;
}

.testimonial-content {
  font-size: 1.1rem;
  font-style: italic;
  position: relative;
  padding: 0 2rem;
}

.testimonial-content::before,
.testimonial-content::after {
  content: '"';
  position: absolute;
  font-size: 3rem;
  color: var(--secondary-color);
  opacity: 0.3;
}

.testimonial-content::before {
  left: 0;
  top: -1rem;
}

.testimonial-content::after {
  right: 0;
  bottom: -2rem;
}

.testimonial-author {
  margin-top: 2rem;
}

.testimonial-author h4 {
  margin-bottom: 0.25rem;
}

.testimonial-author p {
  color: #666;
  font-size: 0.9rem;
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-item svg {
  color: var(--secondary-color);
  margin-top: 0.25rem;
}

.contact-item h4 {
  margin-bottom: 0.25rem;
}

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

.contact-form .form-group.full-width {
  grid-column: 1 / 3;
}

.contact-form label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-family: var(--body-font);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--secondary-color);
}

/* Resources Section */
.resources {
  background-color: var(--light-bg);
  text-align: center;
}

.resources h2::after {
  left: 50%;
  transform: translateX(-50%);
}

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

.resource-item {
  background-color: var(--light-text);
  border-radius: 8px;
  padding: 2rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  color: var(--text-color);
  display: block;
}

.resource-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  color: var(--text-color);
}

.resource-item h3 {
  color: var(--secondary-color);
  margin-bottom: 1rem;
}

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

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 2fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo {
  margin-bottom: 1.5rem;
}

.footer-links h4 {
  position: relative;
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

.footer-links h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 3px;
  background-color: var(--secondary-color);
}

.footer-links ul li {
  margin-bottom: 0.75rem;
}

.footer-links ul li a {
  color: #bbb;
  transition: var(--transition);
}

.footer-links ul li a:hover {
  color: var(--light-text);
  padding-left: 5px;
}

.footer-newsletter h4 {
  position: relative;
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

.footer-newsletter h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 3px;
  background-color: var(--secondary-color);
}

.newsletter-form {
  display: flex;
  margin-bottom: 1.5rem;
}

.newsletter-form input {
  flex: 1;
  padding: 0.75rem;
  border: none;
  border-radius: 4px 0 0 4px;
}

.newsletter-form button {
  padding: 0 1.5rem;
  background-color: var(--secondary-color);
  color: var(--light-text);
  border: none;
  border-radius: 0 4px 4px 0;
  cursor: pointer;
  transition: var(--transition);
}

.newsletter-form button:hover {
  background-color: var(--primary-color);
}

.social-icons {
  display: flex;
  gap: 1rem;
}

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

.social-icons a:hover {
  background-color: var(--secondary-color);
  transform: translateY(-3px);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

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

.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
}

.footer-bottom-links a {
  color: #bbb;
  font-size: 0.9rem;
}

.footer-bottom-links a:hover {
  color: var(--light-text);
}

/* Responsive Design */
@media (max-width: 1024px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  section {
    padding: 4rem 0;
  }
  
  .hero {
    padding: 8rem 0 5rem;
  }
  
  .about-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  nav {
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--light-bg);
    padding: 1rem;
    box-shadow: var(--shadow-md);
    transform: translateY(-150%);
    transition: var(--transition);
    opacity: 0;
  }
  
  nav.active {
    transform: translateY(0);
    opacity: 1;
  }
  
  nav ul {
    flex-direction: column;
    align-items: center;
  }
  
  nav ul li {
    margin: 0.5rem 0;
    width: 100%;
    text-align: center;
  }
  
  nav ul li a {
    display: block;
    padding: 0.5rem;
  }
}

@media (max-width: 576px) {
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .services-grid,
  .case-studies-grid,
  .about-stats,
  .resources-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-form .form-group.full-width {
    grid-column: 1;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
  }
}