/* BizFirstAI Developer Portal - Shared Dark Theme */

:root {
  --bg-primary: #0f1117;
  --bg-secondary: #1e2736;
  --bg-tertiary: #252f3b;
  --text-primary: #e2e8f0;
  --text-secondary: #9ca3af;
  --border-color: #2d3a4a;
  --accent-primary: #60a5fa;
  --accent: #60a5fa;
  --accent2: #a78bfa;
  --accent3: #34d399;
  --accent4: #fbbf24;
  --accent5: #f87171;
  --accent-light: #3f5b8f;
  --success: #34d399;
  --warning: #fbbf24;
  --danger: #f87171;
  --info: #60a5fa;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
}

/* Layout */
.layout { display: flex; min-height: 100vh; }

nav.sidebar {
  position: fixed;
  left: 0;
  top: 40px;
  width: 260px;
  height: calc(100vh - 40px);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  overflow-y: auto;
  padding: 20px 0;
  z-index: 100;
}

main.content {
  margin-left: 260px;
  padding: 40px 48px;
  flex: 1;
  max-width: 1200px;
}

/* Sidebar */
nav.sidebar .logo {
  padding: 0 20px 24px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 16px;
}

nav.sidebar .logo h2 {
  font-size: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

nav.sidebar .logo h1 {
  font-size: 18px;
  color: var(--text-primary);
}

nav.sidebar .section-label {
  font-size: 11px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 12px 20px 8px;
  margin-top: 12px;
}

nav.sidebar a {
  display: block;
  padding: 8px 20px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13px;
  transition: all 0.15s;
  border-left: 2px solid transparent;
}

nav.sidebar a:hover {
  color: var(--text-primary);
  background: rgba(96, 165, 250, 0.05);
}

nav.sidebar a.active {
  color: var(--accent-primary);
  background: rgba(96, 165, 250, 0.1);
  border-left-color: var(--accent-primary);
}

/* Page Header */
.page-header {
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 32px;
}

.page-header .tag {
  display: inline-block;
  font-size: 11px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 8px;
}

.page-header h1 {
  font-size: 32px;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.page-header .lead {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 700px;
}

.breadcrumb {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--accent-primary);
}

/* Headings */
h2 { font-size: 22px; margin: 32px 0 16px; color: var(--text-primary); }
h3 { font-size: 18px; margin: 24px 0 12px; color: var(--text-primary); }
h4 { font-size: 15px; margin: 16px 0 8px; color: var(--text-primary); }

/* Text */
p { margin: 12px 0; color: var(--text-primary); }
a { color: var(--accent-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

strong { color: var(--text-primary); font-weight: 600; }

code {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 2px 6px;
  font-family: 'Courier New', monospace;
  font-size: 13px;
  color: #a1d8ff;
}

pre {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 16px;
  overflow-x: auto;
  margin: 16px 0;
}

pre code {
  background: none;
  border: none;
  padding: 0;
  color: #a1d8ff;
}

/* Lists */
ul, ol { margin-left: 24px; }
li { margin: 8px 0; }

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
}

table thead {
  background: var(--bg-tertiary);
}

table th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 13px;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-color);
}

table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  font-size: 13px;
}

table tbody tr:hover {
  background: rgba(96, 165, 250, 0.05);
}

/* Callouts */
.callout {
  padding: 16px;
  border-radius: 6px;
  margin: 16px 0;
  border-left: 4px solid;
  background-color: rgba(96, 165, 250, 0.05);
}

.callout.info {
  border-left-color: #60a5fa;
  background-color: rgba(96, 165, 250, 0.08);
}

.callout.info strong { color: #60a5fa; }

.callout.warning {
  border-left-color: #fbbf24;
  background-color: rgba(251, 191, 36, 0.08);
}

.callout.warning strong { color: #fbbf24; }

.callout.danger {
  border-left-color: #f87171;
  background-color: rgba(248, 113, 113, 0.08);
}

.callout.danger strong { color: #f87171; }

.callout.success {
  border-left-color: #4ade80;
  background-color: rgba(74, 222, 128, 0.08);
}

.callout.success strong { color: #4ade80; }

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin: 24px 0;
}

.card {
  display: block;
  padding: 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
  transition: all 0.2s;
}

.card:hover {
  background: var(--bg-tertiary);
  border-color: var(--accent-primary);
  transform: translateY(-2px);
  text-decoration: none;
}

.card-icon {
  font-size: 32px;
  color: var(--accent-primary);
  margin-bottom: 12px;
}

.card h3 {
  margin: 8px 0;
  color: var(--text-primary);
  font-size: 16px;
}

.card h4 {
  margin: 0 0 8px 0;
  color: var(--text-primary);
  font-size: 15px;
  font-weight: 700;
}

.card:hover h4 {
  text-decoration: none;
}

.card p {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 8px 0 0 0;
}

/* Page Navigation */
.page-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.page-nav a {
  padding: 8px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--accent-primary);
  font-size: 13px;
  transition: all 0.15s;
}

.page-nav a:hover {
  background: var(--bg-tertiary);
  text-decoration: none;
}

/* Responsive */
@media (max-width: 768px) {
  nav.sidebar {
    width: 100%;
    height: auto;
    position: relative;
    top: 0;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
  }

  main.content {
    margin-left: 0;
    padding: 24px;
  }

  .page-header h1 { font-size: 24px; }
  .card-grid { grid-template-columns: 1fr; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #3d4a5a; }