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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: #1f2937;
  background-color: #ffffff;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */
.site-header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #e5e7eb;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: #1f2937;
  font-weight: 700;
  font-size: 1.25rem;
}

.brand img {
  border-radius: 4px;
}

.primary-nav {
  display: flex;
  gap: 2rem;
}

.primary-nav a {
  text-decoration: none;
  color: #6b7280;
  font-weight: 500;
  transition: color 0.2s ease;
}

.primary-nav a:hover {
  color: #2563eb;
}

/* Hero section */
.hero {
  text-align: center;
  padding: 6rem 0;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  margin-bottom: 4rem;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  color: #1f2937;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.lead {
  font-size: 1.25rem;
  color: #6b7280;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta {
  display: inline-block;
  background: #2563eb;
  color: white;
  padding: 1rem 2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.2s ease;
}

.cta:hover {
  background: #1d4ed8;
}

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

.section h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: #1f2937;
  margin-bottom: 2rem;
  text-align: center;
}

.section p {
  font-size: 1.125rem;
  color: #6b7280;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

/* Values section */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.value-card {
  background: #f8fafc;
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.value-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.value-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: #1f2937;
  margin-bottom: 1rem;
}

.value-card p {
  text-align: left;
  font-size: 1rem;
  line-height: 1.6;
}

/* Projects section */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.card {
  background: white;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 2rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: #1f2937;
  margin-bottom: 1rem;
}

.card p {
  text-align: left;
  font-size: 1rem;
  color: #6b7280;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.project-link {
  display: inline-block;
  color: #2563eb;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s ease;
}

.project-link:hover {
  color: #1d4ed8;
}

/* Contact form */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
  background: #f8fafc;
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: #374151;
}

input,
textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: 1rem;
  transition: border-color 0.2s ease;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

button {
  background: #2563eb;
  color: white;
  border: none;
  padding: 0.75rem 2rem;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

button:hover {
  background: #1d4ed8;
}

.form-status {
  margin-top: 1rem;
  padding: 0.75rem;
  border-radius: 6px;
  text-align: center;
  font-weight: 500;
}

.form-status.success {
  background: #d1fae5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.form-status.error {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fca5a5;
}

/* Footer */
.site-footer {
  background: #1f2937;
  color: #9ca3af;
  text-align: center;
  padding: 2rem 0;
  margin-top: 4rem;
}

/* Responsive design */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .lead {
    font-size: 1.125rem;
  }
  
  .primary-nav {
    gap: 1rem;
  }
  
  .primary-nav a {
    font-size: 0.9rem;
  }
  
  .row {
    grid-template-columns: 1fr;
  }
  
  .values-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  .hero {
    padding: 4rem 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 0.75rem;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .section h2 {
    font-size: 2rem;
  }
  
  .nav {
    flex-direction: column;
    gap: 1rem;
  }
  
  .primary-nav {
    flex-wrap: wrap;
    justify-content: center;
  }
}