/* ============================================
   SexLab P+ Documentation Styles
   ============================================ */

:root {
  --color-bg: #0d1117;
  --color-bg-secondary: #161b22;
  --color-border: #30363d;
  --color-text: #c9d1d9;
  --color-text-secondary: #8b949e;
  --color-link: #58a6ff;
  --color-link-hover: #79c0ff;
  --color-accent: #238636;
  --color-accent-hover: #2ea043;
  --color-warning: #d29922;
  --color-error: #f85149;
  --color-success: #3fb950;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, Monaco, 'Courier New', monospace;
}

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

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
}

.wrapper {
  display: grid;
  grid-template-columns: 280px 1fr;
  grid-template-rows: 1fr auto;
  min-height: 100vh;
  max-width: 1400px;
  margin: 0 auto;
}

/* ============================================
   Header / Sidebar
   ============================================ */

header {
  grid-row: 1 / 3;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  padding: 2rem 1.5rem;
  background: var(--color-bg-secondary);
  border-right: 1px solid var(--color-border);
}

header h1 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

header h1 a {
  color: var(--color-text);
  text-decoration: none;
}

header h1 a:hover {
  color: var(--color-link);
}

header > p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.main-nav h2 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  margin: 1.5rem 0 0.5rem 0;
}

.main-nav h2:first-child {
  margin-top: 0;
}

.main-nav ul {
  list-style: none;
}

.main-nav li {
  margin: 0.25rem 0;
}

.main-nav a {
  display: block;
  padding: 0.375rem 0.75rem;
  font-size: 0.9rem;
  color: var(--color-text);
  text-decoration: none;
  border-radius: 6px;
  transition: background-color 0.15s, color 0.15s;
}

.main-nav a:hover {
  background: var(--color-border);
  color: var(--color-link);
}

/* ============================================
   Main Content
   ============================================ */

main {
  padding: 3rem 4rem;
  max-width: 900px;
}

article h1 {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border);
}

article h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 2.5rem 0 1rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

article h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem 0;
}

article h4 {
  font-size: 1rem;
  font-weight: 600;
  margin: 1.5rem 0 0.5rem 0;
}

article p {
  margin: 1rem 0;
}

article a {
  color: var(--color-link);
  text-decoration: none;
}

article a:hover {
  text-decoration: underline;
}

article ul, article ol {
  margin: 1rem 0;
  padding-left: 2rem;
}

article li {
  margin: 0.5rem 0;
}

article li ul, article li ol {
  margin: 0.25rem 0;
}

/* ============================================
   Code
   ============================================ */

code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--color-bg-secondary);
  padding: 0.2em 0.4em;
  border-radius: 4px;
  border: 1px solid var(--color-border);
}

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

pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.875rem;
}

/* ============================================
   Tables
   ============================================ */

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

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

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

tr:nth-child(even) {
  background: rgba(22, 27, 34, 0.5);
}

/* ============================================
   Blockquotes / Callouts
   ============================================ */

blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.5rem;
  border-left: 4px solid var(--color-link);
  background: var(--color-bg-secondary);
  border-radius: 0 6px 6px 0;
}

blockquote p:first-child {
  margin-top: 0;
}

blockquote p:last-child {
  margin-bottom: 0;
}

/* Warning callout */
.warning {
  border-left-color: var(--color-warning);
}

.warning::before {
  content: "⚠️ Warning";
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-warning);
}

/* Note callout */
.note {
  border-left-color: var(--color-accent);
}

.note::before {
  content: "📝 Note";
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-success);
}

/* ============================================
   Grid Layout for Cards
   ============================================ */

.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.grid-item {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1.5rem;
  transition: border-color 0.15s;
}

.grid-item:hover {
  border-color: var(--color-link);
}

.grid-item h3 {
  margin: 0 0 0.75rem 0;
  font-size: 1.125rem;
}

.grid-item p {
  margin: 0 0 1rem 0;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.grid-item a {
  font-weight: 500;
}

/* ============================================
   Images
   ============================================ */

img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  margin: 1rem 0;
}

/* ============================================
   Footer
   ============================================ */

footer {
  padding: 2rem 4rem;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

footer a {
  color: var(--color-link);
  text-decoration: none;
}

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

/* ============================================
   Step Lists
   ============================================ */

.steps {
  counter-reset: step-counter;
  list-style: none;
  padding-left: 0;
}

.steps li {
  counter-increment: step-counter;
  position: relative;
  padding-left: 3rem;
  margin: 1.5rem 0;
}

.steps li::before {
  content: counter(step-counter);
  position: absolute;
  left: 0;
  top: 0;
  width: 2rem;
  height: 2rem;
  background: var(--color-accent);
  color: white;
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 900px) {
  .wrapper {
    grid-template-columns: 1fr;
  }
  
  header {
    position: relative;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }
  
  main {
    padding: 2rem;
  }
  
  footer {
    padding: 1.5rem 2rem;
  }
}

@media (max-width: 600px) {
  main {
    padding: 1.5rem 1rem;
  }
  
  article h1 {
    font-size: 1.75rem;
  }
  
  article h2 {
    font-size: 1.25rem;
  }
  
  table {
    font-size: 0.8rem;
  }
  
  th, td {
    padding: 0.5rem;
  }
}