/* CSS Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* CSS Custom Properties for Theming */
:root {
  --primary-color: #2c3e50;
  --secondary-color: #3498db;
  --background-color: #ecf0f1;
  --text-color: #333;
  --border-color: #bdc3c7;
  --error-color: #e74c3c;
  --success-color: #27ae60;
}

/* Base Styles */
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--background-color);
}

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

header {
  background-color: var(--primary-color);
  color: white;
  padding: 20px;
  margin-bottom: 30px;
  border-radius: 5px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

header h1 {
  font-size: 2rem;
}

/* Logout Button */
.logout-button {
  padding: 8px 20px;
  font-size: 0.9rem;
  background-color: rgba(255, 255, 255, 0.2);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.3s;
}

.logout-button:hover {
  background-color: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
}

.logout-button:active {
  background-color: rgba(255, 255, 255, 0.1);
}

main {
  background-color: white;
  padding: 30px;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 10px;
  }
  
  header {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }
  
  header h1 {
    font-size: 1.5rem;
  }
  
  .logout-button {
    align-self: flex-end;
  }
  
  main {
    padding: 20px;
  }
}

/* Search Form Styles */
.search-section {
  margin-bottom: 30px;
}

.search-form {
  margin-bottom: 15px;
}

.search-input-group {
  display: flex;
  gap: 10px;
}

.search-input {
  flex: 1;
  padding: 12px 15px;
  font-size: 1rem;
  border: 2px solid var(--border-color);
  border-radius: 5px;
  transition: border-color 0.3s;
}

.search-input:focus {
  outline: none;
  border-color: var(--secondary-color);
}

.search-button {
  padding: 12px 30px;
  font-size: 1rem;
  background-color: var(--secondary-color);
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.search-button:hover {
  background-color: #2980b9;
}

.search-button:active {
  background-color: #21618c;
}

/* Loading Indicator */
.loading-indicator {
  text-align: center;
  padding: 15px;
  color: var(--secondary-color);
  font-style: italic;
}

/* Example Queries Styles */
.example-queries {
  margin-bottom: 30px;
}

.example-queries-explanation {
  font-size: 0.95rem;
  color: #555;
  margin-bottom: 12px;
}

.example-queries-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.example-query-button {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 10px 15px;
  background-color: #f8f9fa;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.2s;
  text-align: left;
}

.example-query-button:hover {
  background-color: #e9ecef;
  border-color: var(--secondary-color);
  transform: translateY(-2px);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.example-query-button:active {
  transform: translateY(0);
  box-shadow: none;
}

.example-query-text {
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 4px;
}

.example-query-description {
  font-size: 0.85rem;
  color: #666;
}

/* Error Container */
.error-container {
  padding: 15px;
  margin-bottom: 20px;
  background-color: #fee;
  border: 1px solid var(--error-color);
  border-radius: 5px;
  color: var(--error-color);
}

/* Results Container */
.results-container {
  margin-top: 20px;
}

.results-count {
  font-size: 1rem;
  color: #555;
  font-weight: 500;
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border-color);
}

.results-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.result-item {
  background-color: white;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  padding: 15px;
  margin-bottom: 15px;
  transition: all 0.3s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  position: relative;
}

.result-item:hover {
  border-color: var(--secondary-color);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

/* Email Expansion Styles */
.result-item.state-collapsed {
  /* Default collapsed state */
}

.result-item.state-content,
.result-item.state-header {
  /* Expanded states */
}

/* Expanded content container with max-height and scrolling */
.expanded-content {
  max-height: 500px;
  overflow-y: auto;
  margin-top: 15px;
  padding: 15px;
  background-color: #f8f9fa;
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

/* Scrollbar styling for expanded views */
.expanded-content::-webkit-scrollbar {
  width: 8px;
}

.expanded-content::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 4px;
}

.expanded-content::-webkit-scrollbar-thumb {
  background: #888;
  border-radius: 4px;
}

.expanded-content::-webkit-scrollbar-thumb:hover {
  background: #555;
}

.result-sender {
  font-weight: 600;
  color: var(--primary-color);
  font-size: 0.95rem;
  margin-bottom: 5px;
}

.result-subject {
  font-size: 1.05rem;
  color: var(--text-color);
  margin-bottom: 8px;
  line-height: 1.4;
}

.result-date {
  font-size: 0.85rem;
  color: #777;
  font-style: italic;
}

.no-results-message {
  text-align: center;
  padding: 40px 20px;
  color: #777;
  font-size: 1.1rem;
}

.no-results-icon {
  font-size: 3rem;
  margin-bottom: 15px;
  opacity: 0.3;
}

/* Email Expansion Icons */
.expansion-icons {
  position: absolute;
  top: 15px;
  right: 15px;
  display: flex;
  gap: 8px;
  z-index: 10;
}

.expansion-icon {
  min-width: 32px;
  height: 32px;
  padding: 0 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--secondary-color);
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  white-space: nowrap;
}

.expansion-icon:hover {
  background-color: #2980b9;
  transform: scale(1.1);
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.15);
}

.expansion-icon:active {
  transform: scale(0.95);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.expansion-icon:focus {
  outline: 2px solid var(--secondary-color);
  outline-offset: 2px;
}

/* Collapse icon - simple up arrow that grows on hover */
.expansion-icon.collapse-icon {
  font-size: 1.2rem;
  padding: 0;
  width: 32px;
  transition: all 0.3s ease;
}

.expansion-icon.collapse-icon:hover {
  transform: scale(1.15);
}

/* Email Content Display */
.expanded-header {
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-color);
}

.email-body {
  line-height: 1.6;
}

.email-body-text {
  white-space: pre-wrap;
  word-wrap: break-word;
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
  margin: 0;
  background-color: transparent;
}

/* Email Headers Display */
.email-headers {
  line-height: 1.6;
}

.header-field {
  display: flex;
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid #e9ecef;
}

.header-field:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.header-label {
  font-weight: 600;
  color: var(--primary-color);
  min-width: 100px;
  margin-right: 15px;
  font-size: 0.9rem;
}

.header-value {
  flex: 1;
  color: var(--text-color);
  word-break: break-word;
  font-size: 0.9rem;
}

/* Raw Headers Display */
.raw-headers-container {
  /* Inherits max-height and overflow from .expanded-content */
}

.raw-headers {
  font-family: 'Courier New', Consolas, Monaco, monospace;
  font-size: 0.85rem;
  line-height: 1.5;
  color: #2c3e50;
  background-color: #f8f9fa;
  padding: 15px;
  margin: 0;
  border-radius: 4px;
  border: 1px solid #dee2e6;
  white-space: pre-wrap;
  word-wrap: break-word;
  overflow-x: auto;
}

/* Loading and Error States */
.content-loading,
.content-error {
  text-align: center;
  padding: 30px;
  font-size: 0.95rem;
}

.content-loading {
  color: var(--secondary-color);
  font-style: italic;
}

.content-error {
  color: var(--error-color);
  background-color: #fee;
  border-radius: 4px;
}

/* Collapsed view - ensure content doesn't overlap with icons */
.result-item.state-collapsed {
  padding-right: 140px; /* Space for two text buttons */
}

.result-item.state-content,
.result-item.state-header {
  padding-right: 45px; /* Space for one icon */
}

/* Responsive adjustments for example queries */
@media (max-width: 768px) {
  .search-input-group {
    flex-direction: column;
  }
  
  .search-button {
    width: 100%;
  }
  
  .example-queries-list {
    flex-direction: column;
  }
  
  .example-query-button {
    width: 100%;
  }
  
  .result-item {
    padding: 12px;
  }
  
  .result-subject {
    font-size: 1rem;
  }
  
  /* Responsive expansion styles */
  .result-item.state-collapsed {
    padding-right: 130px;
  }
  
  .result-item.state-content,
  .result-item.state-header {
    padding-right: 40px;
  }
  
  .expansion-icons {
    top: 12px;
    right: 12px;
    gap: 6px;
  }
  
  .expansion-icon {
    min-width: 28px;
    height: 28px;
    font-size: 0.7rem;
    padding: 0 8px;
  }
  
  .expansion-icon.collapse-icon {
    font-size: 1rem;
    padding: 0;
    width: 28px;
  }
  
  .expanded-content {
    max-height: 400px;
  }
  
  .header-label {
    min-width: 80px;
    font-size: 0.85rem;
  }
  
  .header-value {
    font-size: 0.85rem;
  }
  
  .email-body-text {
    padding: 12px;
    font-size: 0.9rem;
  }
  
  .raw-headers {
    font-size: 0.8rem;
    padding: 12px;
  }
}