/* Base Theme Variables */
:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f4f4f5;
  --bg-code: #18181b;
  
  --text-primary: #18181b;
  --text-secondary: #52525b;
  --text-muted: #a1a1aa;
  
  --border-color: #e4e4e7;
  --accent-color: #4f46e5;
  --accent-light: #e0e7ff;
  
  --code-text: #f4f4f5;
  --callout-bg: #eff6ff;
  --callout-border: #3b82f6;
  
  --sidebar-width: 280px;
  --header-height: 60px;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] {
  --bg-primary: #09090b;
  --bg-secondary: #18181b;
  --bg-code: #09090b;
  
  --text-primary: #f4f4f5;
  --text-secondary: #a1a1aa;
  --text-muted: #52525b;
  
  --border-color: #27272a;
  --accent-color: #818cf8;
  --accent-light: #1e1b4b;
  
  --code-text: #e4e4e7;
  --callout-bg: #172554;
  --callout-border: #3b82f6;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  font-size: 16px;
  line-height: 1.6;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color 0.2s, color 0.2s;
  overflow-x: hidden;
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  text-decoration: underline;
}

/* Layout */
#app {
  display: flex;
  min-height: 100vh;
  flex-direction: column;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  z-index: 100;
  transition: background-color 0.2s, border-color 0.2s;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

.logo {
  font-weight: 700;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-primary);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.search-container {
  position: relative;
}

.search-input {
  width: 240px;
  padding: 0.5rem 1rem 0.5rem 2rem;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  outline: none;
  font-size: 0.875rem;
  transition: border-color 0.2s, width 0.2s;
}

.search-input:focus {
  border-color: var(--accent-color);
  width: 280px;
}

.search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  pointer-events: none;
}

.theme-toggle {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem;
  border-radius: 6px;
  transition: background-color 0.2s;
}

.theme-toggle:hover {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

/* Sidebar */
aside {
  position: fixed;
  top: var(--header-height);
  bottom: 0;
  left: 0;
  width: var(--sidebar-width);
  background-color: var(--bg-primary);
  border-right: 1px solid var(--border-color);
  padding: 2rem 1.5rem;
  overflow-y: auto;
  z-index: 90;
  transition: transform 0.2s, background-color 0.2s, border-color 0.2s;
}

.nav-group {
  margin-bottom: 2rem;
}

.nav-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.nav-links {
  list-style: none;
}

.nav-links li {
  margin-bottom: 0.25rem;
}

.nav-links a {
  display: block;
  padding: 0.375rem 0.75rem;
  color: var(--text-secondary);
  border-radius: 6px;
  font-size: 0.925rem;
  transition: color 0.2s, background-color 0.2s;
}

.nav-links a:hover {
  color: var(--text-primary);
  background-color: var(--bg-secondary);
  text-decoration: none;
}

.nav-links a.active {
  color: var(--accent-color);
  background-color: var(--accent-light);
  font-weight: 600;
}

/* Main Content Area */
main {
  margin-top: var(--header-height);
  margin-left: var(--sidebar-width);
  padding: 3rem 4rem;
  flex-grow: 1;
  max-width: 1000px;
  transition: margin-left 0.2s;
}

.doc-section {
  display: none;
}

.doc-section.active {
  display: block;
}

/* Content Typography */
h1 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  letter-spacing: -0.025em;
}

h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.5rem;
  color: var(--text-primary);
}

h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

p {
  margin-bottom: 1.25rem;
  color: var(--text-secondary);
}

ul, ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
  color: var(--text-secondary);
}

li {
  margin-bottom: 0.5rem;
}

/* Code Blocks */
pre {
  background-color: var(--bg-code);
  color: var(--code-text);
  padding: 1.25rem;
  border-radius: 8px;
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
  position: relative;
  border: 1px solid var(--border-color);
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.875rem;
  background-color: var(--bg-secondary);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  color: var(--text-primary);
}

pre code {
  background-color: transparent;
  padding: 0;
  border-radius: 0;
  color: inherit;
}

.code-header {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  display: flex;
  gap: 0.5rem;
}

.copy-btn {
  background-color: rgba(255, 255, 255, 0.1);
  border: none;
  border-radius: 4px;
  color: var(--code-text);
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s, background-color 0.2s;
}

.copy-btn:hover {
  opacity: 1;
  background-color: rgba(255, 255, 255, 0.2);
}

/* Callout Alerts */
.callout {
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
  border-left: 4px solid var(--callout-border);
  background-color: var(--callout-bg);
  border-radius: 0 8px 8px 0;
}

.callout-title {
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.callout-content {
  font-size: 0.95rem;
}

.callout-content p:last-child {
  margin-bottom: 0;
}

.callout.important {
  --callout-bg: rgba(59, 130, 246, 0.1);
  --callout-border: #3b82f6;
}

.callout.warning {
  --callout-bg: rgba(245, 158, 11, 0.1);
  --callout-border: #f59e0b;
}

.callout.tip {
  --callout-bg: rgba(16, 185, 129, 0.1);
  --callout-border: #10b981;
}

/* Parameter lists & tables */
.table-container {
  width: 100%;
  overflow-x: auto;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

th, td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

th {
  background-color: var(--bg-secondary);
  font-weight: 600;
  color: var(--text-primary);
}

tr:last-child td {
  border-bottom: none;
}

/* Responsive Styles */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  aside {
    transform: translateX(-100%);
    width: var(--sidebar-width);
  }
  
  aside.open {
    transform: translateX(0);
    box-shadow: var(--shadow-md);
  }
  
  main {
    margin-left: 0;
    padding: 2rem;
  }
  
  .search-input {
    width: 150px;
  }
  
  .search-input:focus {
    width: 180px;
  }
  
  header {
    padding: 0 1rem;
  }
}

/* Search Dropdown Styles */
.search-results {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 320px;
  max-height: 400px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  overflow-y: auto;
  z-index: 200;
  display: none;
}

.search-results.active {
  display: block;
}

.search-result-item {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  text-align: left;
  transition: background-color 0.2s;
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover {
  background-color: var(--bg-secondary);
}

.search-result-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-color);
  margin-bottom: 0.25rem;
  letter-spacing: 0.05em;
}

.search-result-heading {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}

.search-result-snippet {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-top: 0.25rem;
}

.search-result-snippet mark,
.search-result-heading mark {
  background-color: rgba(245, 158, 11, 0.3);
  color: var(--text-primary);
  border-radius: 2px;
  padding: 0 2px;
}

.no-results {
  padding: 1.25rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-align: center;
}