/* 
 * AbilityFix Help Documentation Styles
 * 
 * This stylesheet implements abilityfix.com's design elements
 * with a layout structure inspired by docs.perplexity.ai
 *
 * Structure:
 * 1. CSS Reset/Normalize
 * 2. Variables
 * 3. Base Typography
 * 4. Layout Components
 * 5. Navigation
 * 6. Content Elements
 * 7. UI Components
 * 8. Utilities
 * 9. Responsive Media Queries
 */

/* ========================================
   1. CSS Reset/Normalize
   ======================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

/* ========================================
   2. Variables
   ======================================== */
:root {
  /* Colors from abilityfix.com */
  --color-primary: #3bc0b8;
  --color-primary-light: #4fd0c8;
  --color-primary-dark: #2aa8a0;
  --color-white: #ffffff;
  
  /* Colors from docs.perplexity.ai */
  --color-background: #fbfaf4;
  --color-text: #091717;
  --color-accent: #1fb8cd;
  --color-secondary-bg: #e4e3d4;
  
  /* Additional colors for UI elements */
  --color-border: rgba(9, 23, 23, 0.1);
  --color-code-bg: rgba(9, 23, 23, 0.05);
  --color-success: #34c759;
  --color-warning: #ff9500;
  --color-error: #ff3b30;
  --color-info: #007aff;
  
  /* Typography */
  --font-heading: 'FK Grotesk', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  --font-body: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  --font-code: 'Berkeley Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-xxl: 3rem;
  
  /* Layout */
  --sidebar-width: 280px;
  --content-max-width: 850px;
  --header-height: 60px;
  --border-radius: 6px;
  --box-shadow: 0 2px 8px rgba(9, 23, 23, 0.08);
}

/* ========================================
   3. Base Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

h1 {
  font-size: 2.5rem;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-lg);
}

h2 {
  font-size: 1.75rem;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--color-border);
}

h3 {
  font-size: 1.375rem;
  margin-top: var(--space-lg);
}

h4 {
  font-size: 1.125rem;
  margin-top: var(--space-lg);
}

p {
  margin-bottom: var(--space-md);
}

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

a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

code {
  font-family: var(--font-code);
  font-size: 0.9em;
  background-color: var(--color-code-bg);
  padding: 0.2em 0.4em;
  border-radius: 3px;
}

/* ========================================
   4. Layout Components
   ======================================== */
.container {
  display: flex;
  min-height: 100vh;
}

.main-content {
  flex: 1;
  max-width: 100%;
  padding: var(--space-lg);
  margin-left: var(--sidebar-width);
}

.content-wrapper {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding-top: calc(var(--header-height) + 10px);
}

.header {
  position: fixed;
  top: 0;
  right: 0;
  left: var(--sidebar-width);
  height: var(--header-height);
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  padding: 0 var(--space-lg);
  z-index: 100;
}

.header-search {
  flex: 1;
  max-width: 500px;
  margin-right: var(--space-lg);
}

.header-search input {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  background-color: var(--color-background);
}

.header-search input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(59, 192, 184, 0.2);
}

.footer {
  margin-top: var(--space-xxl);
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--color-border);
  font-size: 0.875rem;
  color: rgba(9, 23, 23, 0.7);
}

/* ========================================
   5. Navigation
   ======================================== */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background-color: var(--color-white);
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  z-index: 200;
}

.sidebar-header {
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  height: var(--header-height);
}

.sidebar-logo {
  height: 32px;
  width: auto;
}

.sidebar-title {
  margin-left: var(--space-sm);
  font-weight: 600;
  font-size: 1.125rem;
}

.nav-menu {
  padding: var(--space-md) 0;
}

.nav-section {
  margin-bottom: var(--space-md);
}

.nav-section-title {
  padding: var(--space-xs) var(--space-md);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(9, 23, 23, 0.6);
}

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

.nav-item {
  display: block;
}

.nav-link {
  display: block;
  padding: var(--space-xs) var(--space-md);
  color: var(--color-text);
  font-size: 0.9375rem;
  border-left: 2px solid transparent;
  transition: all 0.2s ease;
}

.nav-link:hover {
  background-color: rgba(59, 192, 184, 0.05);
  text-decoration: none;
}

.nav-link.active {
  color: var(--color-primary);
  border-left-color: var(--color-primary);
  background-color: rgba(59, 192, 184, 0.1);
  font-weight: 500;
}

.nav-subsection {
  padding-left: var(--space-md);
}

/* Collapsible navigation sections */
.nav-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs) var(--space-md);
  color: var(--color-text);
  font-size: 0.9375rem;
  font-weight: 500;
}

.nav-toggle:hover {
  background-color: rgba(59, 192, 184, 0.05);
}

.nav-toggle-icon {
  transition: transform 0.2s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-icon {
  transform: rotate(90deg);
}

.nav-collapse {
  height: 0;
  overflow: hidden;
  transition: height 0.3s ease;
}

.nav-collapse.show {
  height: auto;
}

/* ========================================
   6. Content Elements
   ======================================== */
/* Article styling */
.article {
  margin-bottom: var(--space-xxl);
}

.article-header {
  margin-bottom: var(--space-xl);
}

.article-title {
  margin-bottom: var(--space-sm);
}

.article-description {
  font-size: 1.125rem;
  color: rgba(9, 23, 23, 0.7);
  margin-bottom: var(--space-md);
}

/* Content images */
.content-image {
  max-width: 100%;
  height: auto;
  margin: var(--space-md) 0;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.article-image {
  margin: var(--space-md) 0 var(--space-xl) 0;
  text-align: center;
}

.article-image img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

/* Lists */
ul, ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-xl);
}

li {
  margin-bottom: var(--space-xs);
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-lg);
  font-size: 0.9375rem;
}

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

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

tr:nth-child(even) {
  background-color: rgba(228, 227, 212, 0.3);
}

/* Code blocks */
pre {
  background-color: var(--color-code-bg);
  border-radius: var(--border-radius);
  padding: var(--space-md);
  margin-bottom: var(--space-lg);
  overflow-x: auto;
  font-family: var(--font-code);
  font-size: 0.875rem;
  line-height: 1.5;
}

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

/* Callouts/Alerts */
.callout {
  padding: var(--space-md);
  margin-bottom: var(--space-lg);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--color-primary);
  background-color: rgba(59, 192, 184, 0.1);
}

.callout-title {
  display: flex;
  align-items: center;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.callout-icon {
  margin-right: var(--space-xs);
}

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

.callout.info {
  border-left-color: var(--color-info);
  background-color: rgba(0, 122, 255, 0.1);
}

.callout.warning {
  border-left-color: var(--color-warning);
  background-color: rgba(255, 149, 0, 0.1);
}

.callout.error {
  border-left-color: var(--color-error);
  background-color: rgba(255, 59, 48, 0.1);
}

.callout.success {
  border-left-color: var(--color-success);
  background-color: rgba(52, 199, 89, 0.1);
}

/* Images */
.image-container {
  margin-bottom: var(--space-lg);
}

.image-container img {
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.image-caption {
  margin-top: var(--space-xs);
  font-size: 0.875rem;
  color: rgba(9, 23, 23, 0.7);
  text-align: center;
}

/* ========================================
   7. UI Components
   ======================================== */
/* Buttons */
.btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-md);
  background-color: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--border-radius);
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s ease;
  text-align: center;
}

.btn:hover {
  background-color: var(--color-primary-dark);
  text-decoration: none;
  color: var(--color-white);
}

.btn-secondary {
  background-color: var(--color-secondary-bg);
  color: var(--color-text);
}

.btn-secondary:hover {
  background-color: #d6d5c6;
  color: var(--color-text);
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover {
  background-color: rgba(59, 192, 184, 0.1);
  color: var(--color-primary-dark);
}

/* Cards */
.card {
  background-color: var(--color-white);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.card-title {
  margin-top: 0;
  margin-bottom: var(--space-md);
}

/* Tabs */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-lg);
}

.tab {
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-right: var(--space-md);
  font-weight: 500;
}

.tab:hover {
  color: var(--color-primary);
}

.tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Breadcrumbs */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-lg);
  font-size: 0.875rem;
}

/* Learn more link styling */
.learn-more-link {
  display: inline-block;
  color: #3BC0B8;
  text-decoration: none;
  font-weight: 500;
  margin-top: 10px;
  transition: color 0.2s ease;
}

.learn-more-link:hover {
  color: #2d9d96;
  text-decoration: underline;
}

.learn-more-link:before {
  content: '→ ';
  font-size: 14px;
}

.breadcrumbs li {
  display: flex;
  align-items: center;
  margin-bottom: 0;
}

.breadcrumbs li:not(:last-child)::after {
  content: "/";
  margin: 0 var(--space-xs);
  color: rgba(9, 23, 23, 0.4);
}

.breadcrumbs a {
  color: rgba(9, 23, 23, 0.7);
}

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

.breadcrumbs li:last-child a {
  color: var(--color-text);
  pointer-events: none;
}

/* ========================================
   8. Utilities
   ======================================== */
.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mb-sm { margin-bottom: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mb-md { margin-bottom: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-lg { margin-bottom: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-xl { margin-bottom: var(--space-xl); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ========================================
   9. Responsive Media Queries
   ======================================== */
/* Mobile menu toggle */
.mobile-menu-toggle {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: var(--header-height);
  height: var(--header-height);
  background-color: var(--color-white);
  border: none;
  border-right: 1px solid var(--color-border);
  cursor: pointer;
  z-index: 300;
}

/* Large screens (default) */
@media (min-width: 1200px) {
  :root {
    --sidebar-width: 300px;
  }
}

/* Medium screens */
@media (max-width: 1199px) {
  :root {
    --sidebar-width: 260px;
  }
}

/* Small screens */
@media (max-width: 991px) {
  :root {
    --sidebar-width: 240px;
  }
  
  h1 {
    font-size: 2.25rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
}

/* Tablets */
@media (max-width: 767px) {
  :root {
    --sidebar-width: 100%;
    --header-height: 50px;
  }
  
  .container {
    flex-direction: column;
  }
  
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }
  
  .sidebar.show {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
    padding: var(--space-md);
  }
  
  .header {
    left: 0;
    padding-left: calc(var(--header-height) + var(--space-sm));
  }
  
  .mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.375rem;
  }
  
  .header-search {
    max-width: none;
  }
}

/* Mobile phones */
@media (max-width: 479px) {
  .header-search {
      display: block;
      width: 100%;
  }
  
  h1 {
    font-size: 1.75rem;
  }
  
  h2 {
    font-size: 1.25rem;
  }
  
  h3 {
    font-size: 1.125rem;
  }
  
  .main-content {
    padding: var(--space-sm);
  }
  
  .card {
    padding: var(--space-md);
  }
  
  pre {
    padding: var(--space-sm);
  }
  
  .tabs {
    flex-wrap: wrap;
  }
  
  .tab {
    margin-bottom: var(--space-xs);
  }
}