/* Clean & Minimal Website CSS */

:root {
  --primary-color: #1a1a1a;
  --secondary-color: #2d2d2d;
  --accent-color: #007bff;
  --text-color: #333333;
  --text-secondary: #666666;
  --border-color: #e0e0e0;
  --light-bg: #f8f9fa;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background-color: #ffffff;
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
}

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

/* Header Styles */
header {
  padding: 2rem 0;
  text-align: center;
  background-color: var(--light-bg);
  border-bottom: 1px solid var(--border-color);
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--primary-color);
  letter-spacing: 1px;
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 800px;
  margin: 0 auto;
  font-weight: 400;
}

/* Section Styles */
section {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border-color);
}

section:last-child {
  border-bottom: none;
}

section h2 {
  font-size: 1.8rem;
  margin-bottom: 0.75rem;
  color: var(--primary-color);
  font-weight: 600;
}

section p {
  margin-bottom: 0.75rem;
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Links Grid */
.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1rem;
  margin-bottom: 0.75rem;
}

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

/* Button Styles */
.btn {
  display: inline-block;
  background-color: #007bff;
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  margin-right: 1rem;
  margin-bottom: 0.5rem;
  transition: background-color 0.2s ease;
}

.btn:hover {
  background-color: #0056b3;
}

.btn-primary,
.btn-secondary,
.btn-tertiary {
  background-color: #007bff;
}

.btn-primary:hover,
.btn-secondary:hover,
.btn-tertiary:hover {
  background-color: #0056b3;
}

/* Links */
a {
  color: var(--accent-color);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Footer */
footer {
  padding: 2rem 0 1.5rem;
  text-align: center;
  color: var(--text-secondary);
  background-color: var(--light-bg);
  border-top: 1px solid var(--border-color);
}

.footer-content {
  max-width: 800px;
  margin: 0 auto;
}

.icp {
  margin-bottom: 0.5rem;
}

.police img {
  vertical-align: middle;
  margin-right: 0.25rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero h1 {
    font-size: 2.2rem;
  }
  
  section {
    padding: 1.25rem 0;
  }
  
  section h2 {
    font-size: 1.6rem;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 1.8rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  header {
    padding: 1.5rem 0;
  }
  
  section {
    padding: 1rem 0;
  }
  
  section h2 {
    font-size: 1.4rem;
  }
  
  .links-grid {
    grid-template-columns: 1fr;
  }
  
  .btn {
    display: block;
    margin: 0.4rem auto;
    width: 100%;
    max-width: 320px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.6rem;
  }
  
  .hero p {
    font-size: 0.9rem;
  }
  
  section {
    padding: 0.75rem 0;
  }
  
  section h2 {
    font-size: 1.3rem;
  }
  
  .btn {
    font-size: 0.9rem;
    padding: 0.6rem 1.1rem;
  }
}