/* Base Styles */
:root {
  --color-primary-lightest: #E6F7FF;
  --color-primary-light: #BAE7FF;
  --color-primary: #69C0FF;
  --color-primary-dark: #1890FF;
  --color-text-primary: #333333;
  --color-text-secondary: #666666;
  --color-text-light: #FFFFFF;
  --color-border: #E1E1E1;
  --color-background: #FFFFFF;
  --transition-speed: 0.3s;
  --border-radius: 8px;
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
}

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

body {
  font-family: 'Inter', sans-serif;
  line-height: 1.5;
  color: var(--color-text-primary);
  background-color: var(--color-background);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

a {
  color: var(--color-primary-dark);
  text-decoration: none;
  transition: color var(--transition-speed);
}

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

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

/* Button Styles */
.btn {
  display: inline-block;
  background-color: var(--color-primary-dark);
  color: var(--color-text-light);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition-speed), transform var(--transition-speed);
  border: none;
}

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

/* Header Styles */
header {
  background-color: var(--color-background);
  padding: var(--spacing-sm) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

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

.logo {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--color-primary-dark);
}

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

nav ul {
  display: flex;
  list-style: none;
}

nav li {
  margin-left: var(--spacing-md);
}

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

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

nav a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--color-primary);
  transition: width var(--transition-speed);
}

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

/* Hero Section */
#hero {
  background-color: var(--color-primary-lightest);
  padding: var(--spacing-xl) 0;
  text-align: center;
  min-height: 500px;
  display: flex;
  align-items: center;
  position: relative;
}

#hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, rgba(186, 231, 255, 0.3), rgba(105, 192, 255, 0.1));
}

#hero .container {
  position: relative;
  z-index: 1;
}

#hero h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary-dark);
}

#hero p {
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto var(--spacing-md);
  color: var(--color-text-secondary);
}

/* Section Styles */
section {
  padding: var(--spacing-xl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.section-header h2 {
  font-size: 2.2rem;
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-xs);
}

.section-header p {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
}

/* About Section */
.about-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.about-text, .about-image {
  flex: 1;
}

.about-text p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-secondary);
  font-size: 1.05rem;
}

.image-placeholder {
  width: 100%;
  height: 300px;
  background-color: var(--color-primary-light);
  border-radius: var(--border-radius);
  position: relative;
  overflow: hidden;
}

.image-placeholder::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, rgba(186, 231, 255, 0.5), rgba(105, 192, 255, 0.3));
}

/* Services Section */
#services {
  background-color: var(--color-primary-lightest);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.service-card {
  background-color: var(--color-background);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  text-align: center;
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.service-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.service-card h3 {
  margin-bottom: var(--spacing-xs);
  color: var(--color-primary-dark);
}

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

/* Contact Section */
.contact-content {
  display: flex;
  gap: var(--spacing-lg);
}

.contact-info, .contact-form {
  flex: 1;
}

.contact-item {
  margin-bottom: var(--spacing-md);
}

.contact-item h4 {
  font-size: 1.1rem;
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-xs);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

input, textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  font-family: inherit;
  font-size: 1rem;
}

input:focus, textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

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

/* Footer */
footer {
  background-color: var(--color-primary-dark);
  color: var(--color-text-light);
  padding: var(--spacing-lg) 0 var(--spacing-sm);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 600;
}

.footer-logo span {
  color: var(--color-primary-lightest);
}

.footer-links {
  display: flex;
  gap: var(--spacing-md);
}

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

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

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
  nav ul {
    gap: var(--spacing-sm);
  }
  
  nav li {
    margin-left: var(--spacing-sm);
  }
  
  .about-content, .contact-content {
    flex-direction: column;
  }
  
  #hero h1 {
    font-size: 2.2rem;
  }
  
  .service-card {
    padding: var(--spacing-sm);
  }
}

@media (max-width: 576px) {
  header .container {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  nav ul {
    justify-content: center;
  }
  
  .footer-content {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }
}