/* ==========================================================================
   Lattice Documentation - CSS
   ========================================================================== */

/* --------------------------------------------------------------------------
   Custom Properties (Light Theme)
   -------------------------------------------------------------------------- */
:root {
  --sidebar-width: 260px;
  --sidebar-bg: #1a1d23;
  --sidebar-text: #c9d1d9;
  --sidebar-active: #58a6ff;
  --sidebar-hover-bg: rgba(88, 166, 255, 0.1);

  --bg: #ffffff;
  --bg-secondary: #f6f8fa;
  --text: #24292f;
  --text-secondary: #57606a;
  --heading: #1b1f24;
  --link: #0969da;
  --link-hover: #0550ae;
  --border: #d0d7de;
  --border-light: #e8ebef;

  --code-bg: #f6f8fa;
  --code-text: #24292f;
  --code-border: #d0d7de;
  --code-keyword: #cf222e;
  --code-string: #0a3069;
  --code-comment: #6e7781;
  --code-function: #8250df;

  --table-header-bg: #f6f8fa;
  --table-border: #d0d7de;
  --table-stripe: #f6f8fa;

  --blockquote-bg: #f6f8fa;
  --blockquote-border: #0969da;

  --shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.1);

  --transition: 0.2s ease;
  --content-max-width: 800px;
}

/* --------------------------------------------------------------------------
   Dark Theme
   -------------------------------------------------------------------------- */
[data-theme="dark"] {
  --bg: #0d1117;
  --bg-secondary: #161b22;
  --text: #c9d1d9;
  --text-secondary: #8b949e;
  --heading: #f0f6fc;
  --link: #58a6ff;
  --link-hover: #79c0ff;
  --border: #30363d;
  --border-light: #21262d;

  --code-bg: #161b22;
  --code-text: #c9d1d9;
  --code-border: #30363d;
  --code-keyword: #ff7b72;
  --code-string: #a5d6ff;
  --code-comment: #8b949e;
  --code-function: #d2a8ff;

  --table-header-bg: #161b22;
  --table-border: #30363d;
  --table-stripe: #161b22;

  --blockquote-bg: #161b22;
  --blockquote-border: #58a6ff;

  --shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.4);
}

/* --------------------------------------------------------------------------
   Reset & Base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial,
    sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  display: flex;
  min-height: 100vh;
  transition: background var(--transition), color var(--transition);
}

/* --------------------------------------------------------------------------
   Sidebar
   -------------------------------------------------------------------------- */
#sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  overflow-y: auto;
  z-index: 100;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease;
}

.logo {
  padding: 24px 20px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo h1 {
  font-size: 1.4rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin: 0;
}

.logo p {
  font-size: 0.75rem;
  color: #8b949e;
  margin-top: 4px;
}

#sidebar ul {
  list-style: none;
  padding: 12px 0;
  flex: 1;
}

#sidebar ul li {
  margin: 0;
}

#sidebar ul li a {
  display: block;
  padding: 8px 20px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: 0.875rem;
  border-left: 3px solid transparent;
  transition: all var(--transition);
}

#sidebar ul li a:hover {
  background: var(--sidebar-hover-bg);
  color: #ffffff;
}

#sidebar ul li a.active {
  color: var(--sidebar-active);
  border-left-color: var(--sidebar-active);
  background: var(--sidebar-hover-bg);
  font-weight: 600;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-footer a {
  color: #8b949e;
  text-decoration: none;
  font-size: 0.8rem;
  transition: color var(--transition);
}

.sidebar-footer a:hover {
  color: #ffffff;
}

#theme-toggle {
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  padding: 4px 8px;
  cursor: pointer;
  color: #8b949e;
  font-size: 1rem;
  transition: all var(--transition);
  display: flex;
  align-items: center;
}

#theme-toggle:hover {
  border-color: rgba(255, 255, 255, 0.4);
  color: #ffffff;
}

.dark-icon {
  display: none;
}

[data-theme="dark"] .light-icon {
  display: none;
}

[data-theme="dark"] .dark-icon {
  display: inline;
}

/* --------------------------------------------------------------------------
   Mobile Menu Toggle
   -------------------------------------------------------------------------- */
#menu-toggle {
  display: none;
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 200;
  background: var(--sidebar-bg);
  border: none;
  border-radius: 6px;
  padding: 10px 9px;
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
}

#menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: #ffffff;
  border-radius: 1px;
  transition: all 0.3s ease;
}

#overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 50;
}

/* --------------------------------------------------------------------------
   Main Content
   -------------------------------------------------------------------------- */
#content {
  margin-left: var(--sidebar-width);
  flex: 1;
  padding: 40px 48px;
  max-width: calc(var(--content-max-width) + var(--sidebar-width) + 96px);
  min-height: 100vh;
}

.loading {
  color: var(--text-secondary);
  font-style: italic;
  padding-top: 40px;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
#content h1 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--heading);
  margin-bottom: 8px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  line-height: 1.25;
}

#content h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--heading);
  margin-top: 40px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-light);
}

#content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--heading);
  margin-top: 32px;
  margin-bottom: 8px;
}

#content h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--heading);
  margin-top: 24px;
  margin-bottom: 8px;
}

#content p {
  margin-bottom: 16px;
}

#content a {
  color: var(--link);
  text-decoration: none;
  transition: color var(--transition);
}

#content a:hover {
  color: var(--link-hover);
  text-decoration: underline;
}

#content strong {
  font-weight: 600;
  color: var(--heading);
}

#content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 32px 0;
}

/* --------------------------------------------------------------------------
   Lists
   -------------------------------------------------------------------------- */
#content ul,
#content ol {
  margin-bottom: 16px;
  padding-left: 28px;
}

#content li {
  margin-bottom: 6px;
}

#content li > ul,
#content li > ol {
  margin-top: 6px;
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   Code
   -------------------------------------------------------------------------- */
#content code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.875em;
  background: var(--code-bg);
  color: var(--code-text);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--code-border);
}

#content pre {
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: 8px;
  padding: 16px 20px;
  overflow-x: auto;
  margin-bottom: 16px;
  line-height: 1.5;
}

#content pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.85rem;
}

/* --------------------------------------------------------------------------
   Tables
   -------------------------------------------------------------------------- */
#content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 16px;
  font-size: 0.9rem;
}

#content thead th {
  background: var(--table-header-bg);
  font-weight: 600;
  text-align: left;
  padding: 10px 14px;
  border: 1px solid var(--table-border);
  color: var(--heading);
}

#content tbody td {
  padding: 10px 14px;
  border: 1px solid var(--table-border);
  vertical-align: top;
}

#content tbody tr:nth-child(even) {
  background: var(--table-stripe);
}

/* --------------------------------------------------------------------------
   Blockquotes
   -------------------------------------------------------------------------- */
#content blockquote {
  background: var(--blockquote-bg);
  border-left: 4px solid var(--blockquote-border);
  padding: 12px 16px;
  margin-bottom: 16px;
  border-radius: 0 8px 8px 0;
  color: var(--text-secondary);
}

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

/* --------------------------------------------------------------------------
   Images / SVG
   -------------------------------------------------------------------------- */
#content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  #menu-toggle {
    display: flex;
  }

  #sidebar {
    transform: translateX(-100%);
  }

  #sidebar.open {
    transform: translateX(0);
  }

  #overlay.open {
    display: block;
  }

  #content {
    margin-left: 0;
    padding: 60px 20px 40px;
    max-width: 100%;
  }

  #content h1 {
    font-size: 1.5rem;
  }

  #content h2 {
    font-size: 1.25rem;
  }

  #content pre {
    padding: 12px 14px;
    font-size: 0.8rem;
  }

  #content table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
}

@media (max-width: 480px) {
  #content {
    padding: 56px 16px 32px;
  }
}

/* --------------------------------------------------------------------------
   Print
   -------------------------------------------------------------------------- */
@media print {
  #sidebar,
  #menu-toggle,
  #overlay,
  #theme-toggle {
    display: none !important;
  }

  #content {
    margin-left: 0;
    padding: 0;
    max-width: 100%;
  }

  body {
    background: #fff;
    color: #000;
  }

  #content a {
    color: #000;
    text-decoration: underline;
  }

  #content pre {
    border: 1px solid #ccc;
    page-break-inside: avoid;
  }

  #content table {
    page-break-inside: avoid;
  }

  #content h1,
  #content h2,
  #content h3 {
    page-break-after: avoid;
  }
}