/* Basic styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

body {
  background: linear-gradient(to bottom, #f0f4ff, #ffffff);
  min-height: 100vh;
  color: #333;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* Hero section */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 20px;
  position: relative;
  background: radial-gradient(circle, rgba(240, 249, 255, 1) 0%, rgba(224, 231, 255, 1) 100%);
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  background: linear-gradient(to right, #3b82f6, #6366f1, #8b5cf6);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: fadeIn 1s ease-out;
}

.hero p {
  font-size: 1.25rem;
  max-width: 600px;
  margin-bottom: 2rem;
  color: #555;
}

/* Search box */
.search-container {
  width: 100%;
  max-width: 600px;
  margin: 0 auto 40px auto;
  position: relative;
}

.search-box {
  position: relative;
  width: 100%;
}

.search-input {
  width: 100%;
  padding: 1rem 4rem 1rem 3rem;
  font-size: 1.1rem;
  border-radius: 9999px;
  border: 2px solid #e2e8f0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  transition: all 0.3s;
}

.search-input:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.25);
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1.25rem;
  height: 1.25rem;
  pointer-events: none;
  transition: color 0.3s;
}

.search-button {
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  background: #3b82f6;
  color: white;
  border: none;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
}

.search-button:hover {
  filter: brightness(1.1);
}

/* Search hints */
.search-hints {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: white;
  border-radius: 0.5rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  margin-top: 0.5rem;
  z-index: 10;
  padding: 1rem;
  animation: fadeIn 0.3s ease-out;
  display: none;
}

.search-hints.show {
  display: block;
}

.hints-title {
  font-size: 0.875rem;
  color: #666;
  margin-bottom: 0.5rem;
}

.engines-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
}

@media (min-width: 640px) {
  .engines-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.engine-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem;
  border-radius: 0.25rem;
  cursor: pointer;
  transition: background 0.2s;
}

.engine-option:hover {
  background: #f5f7fa;
}

.engine-icon {
  width: 1rem;
  height: 1rem;
}

.engine-name {
  font-size: 0.875rem;
  font-weight: 500;
}

.engine-keywords {
  font-size: 0.75rem;
  color: #666;
}

/* Example queries */
.example-queries {
  margin-top: 1rem;
  text-align: left;
}

.example-queries p {
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.examples-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 0.5rem;
}

@media (min-width: 640px) {
  .examples-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.example-item {
  background: #f8fafc;
  padding: 0.5rem;
  border-radius: 0.25rem;
}

.example-item code {
  font-family: monospace;
  font-size: 0.875rem;
}

.example-item span {
  display: block;
  font-size: 0.75rem;
  color: #666;
  margin-top: 0.25rem;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}