/* style.css */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background: linear-gradient(135deg, #87CEEB, #1E90FF);
  min-height: 100vh;
  color: #333;
}

header {
  background-color: rgba(255, 255, 255, 0.9);
  padding: 1rem;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  flex-wrap: wrap;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: #1E90FF;
}

.nav-links {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 1.2rem;
  justify-content: center;
  align-items: center;
  margin-top: 0.5rem;
}

.nav-links a {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: #1E90FF;
}

main {
  max-width: 1200px;
  margin: 2rem auto;
  padding: 0 1rem;
}

h1 {
  text-align: center;
  margin-bottom: 2rem;
  color: white;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

.search-container {
  margin-bottom: 2rem;
  text-align: center;
}

#search {
  padding: 0.8rem 1.2rem;
  width: 100%;
  max-width: 500px;
  border: none;
  border-radius: 30px;
  font-size: 1rem;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.category-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 2rem;
}

.category-btn {
  padding: 0.5rem 1rem;
  background-color: rgba(255, 255, 255, 0.8);
  border: none;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.3s;
}

.category-btn:hover,
.category-btn.active {
  background-color: #1E90FF;
  color: white;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.5rem;
}

.tool-card {
  background-color: rgba(255, 255, 255, 0.95);
  border-radius: 10px;
  padding: 1.5rem;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s, box-shadow 0.3s;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.tool-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.tool-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.tool-name {
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.tool-category {
  font-size: 0.8rem;
  color: #666;
  background-color: #f0f8ff;
  padding: 0.2rem 0.5rem;
  border-radius: 10px;
  margin-top: auto;
}

footer {
  background-color: rgba(0, 0, 0, 0.8);
  color: white;
  text-align: center;
  padding: 2rem;
  margin-top: 3rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin: 1rem 0;
  flex-wrap: wrap;
}

.footer-links a {
  color: #87CEEB;
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
  .tools-grid {
    grid-template-columns: 1fr 1fr;
  }

  .nav-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .tools-grid {
    grid-template-columns: 1fr;
  }

  .nav-links {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.8rem;
    justify-content: center;
    align-items: center;
  }
}