/* Justice-Web.com - Modern CSS with Accessibility Focus */

/* ============================================
   CSS Custom Properties (Variables)
   ============================================ */
:root {
  /* Colors - maintaining original scheme */
  --color-primary: maroon;
  --color-secondary: blue;
  --color-text: #000;
  --color-background: #fff;
  --color-light-gray: #f5f5f5;
  
  /* Typography */
  --font-family-primary: Georgia, serif;
  --font-family-headings: 'Times New Roman', Times, serif;
  --font-size-base: 16px;
  --font-size-xlarge: 1.44rem;
  --font-size-large: 1.2rem;
  --line-height-base: 1.6;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  
  /* Layout */
  --max-width-content: 1200px;
  --max-width-reading: 800px;
  --header-height: 185px;
}

/* ============================================
   Reset & Base Styles
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-family-primary);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background-color: var(--color-background);
}

/* ============================================
   Skip Link (Accessibility)
   ============================================ */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: white;
  padding: var(--spacing-xs) var(--spacing-sm);
  text-decoration: none;
  z-index: 100;
  font-weight: bold;
  border: 2px solid white;
}

.skip-link:focus {
  top: 0;
  outline: 3px solid yellow;
  outline-offset: 2px;
}

/* Enhanced focus indicators for keyboard navigation */
:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

:focus:not(:focus-visible) {
  outline: none;
}

:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}

/* High contrast focus for interactive elements */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
  background-color: #fffbcc; /* Subtle yellow highlight */
}

/* ============================================
   Site Header
   ============================================ */
.site-header {
  background-color: var(--color-background);
  border-bottom: 2px solid var(--color-light-gray);
  padding: var(--spacing-sm);
  min-height: var(--header-height);
}

.header-content {
  max-width: var(--max-width-content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--spacing-md);
  align-items: center;
}

@media (max-width: 768px) {
  .header-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

.site-header h1 {
  font-size: var(--font-size-xlarge);
  font-family: var(--font-family-headings);
  font-weight: bold;
  font-style: italic;
  color: var(--color-primary);
  margin: 0;
}

.logo-image img {
  max-width: 100%;
  height: auto;
}

/* Search form styling */
.search-section {
  font-size: 0.8rem;
}

.search-section input[type="text"] {
  padding: var(--spacing-xs);
  border: 1px solid #ccc;
  border-radius: 4px;
}

.search-section input[type="submit"] {
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: var(--color-primary);
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.search-section input[type="submit"]:hover {
  opacity: 0.9;
}

/* ============================================
   Main Content Area
   ============================================ */
main {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: var(--spacing-lg) var(--spacing-sm);
  min-height: 60vh;
}

article {
  max-width: var(--max-width-reading);
  margin: 0 auto;
}

/* ============================================
   Navigation & Breadcrumbs
   ============================================ */
nav[aria-label="Breadcrumb"] {
  margin-bottom: var(--spacing-md);
  font-size: 0.9rem;
}

nav[aria-label="Breadcrumb"] a {
  color: var(--color-secondary);
  text-decoration: none;
  font-weight: bold;
}

nav[aria-label="Breadcrumb"] a:hover {
  text-decoration: underline;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-headings);
  line-height: 1.3;
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

h2 {
  font-size: var(--font-size-xlarge);
  color: var(--color-text);
}

h3 {
  font-size: var(--font-size-large);
  color: var(--color-primary);
}

h4 {
  font-size: 1.1rem;
}

p {
  margin: var(--spacing-sm) 0;
}

/* ============================================
   Links
   ============================================ */
a {
  color: var(--color-secondary);
  transition: color 0.2s ease;
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:hover {
  color: var(--color-primary);
  text-decoration-thickness: 2px;
}

a:focus {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
  background-color: #fffbcc;
}

a:visited {
  color: #551a8b; /* Standard visited link color for clarity */
}

/* Ensure links are distinguishable without color */
@media (prefers-contrast: high) {
  a {
    text-decoration: underline;
    text-decoration-thickness: 2px;
  }
}

/* Primary links (maroon) */
.link-primary {
  font-weight: bold;
  font-family: Georgia, serif;
  font-style: italic;
  color: var(--color-primary);
  text-decoration: none;
}

.link-primary:hover {
  text-decoration: underline;
}

/* Secondary links (blue) */
.link-secondary {
  font-weight: bold;
  font-family: Georgia, serif;
  font-style: italic;
  color: var(--color-secondary);
  text-decoration: none;
}

.link-secondary:hover {
  text-decoration: underline;
}

/* ============================================
   Content Sections
   ============================================ */
.content-section {
  margin: var(--spacing-xl) 0;
}

.study-list {
  list-style: none;
  padding: 0;
}

.study-list li {
  margin: var(--spacing-sm) 0;
  padding-left: var(--spacing-sm);
  border-left: 3px solid var(--color-light-gray);
}

.study-list a {
  display: block;
  padding: var(--spacing-xs) 0;
}

/* ============================================
   Site Footer
   ============================================ */
.site-footer {
  background-color: var(--color-light-gray);
  padding: var(--spacing-lg) var(--spacing-sm);
  text-align: left;
  border-top: 2px solid #ddd;
  margin-top: var(--spacing-xl);
}

.site-footer p {
  max-width: var(--max-width-content);
  margin: 0 auto;
  font-size: 0.9rem;
  line-height: 1.8;
}

/* ============================================
   Utility Classes
   ============================================ */
.text-large {
  font-size: var(--font-size-large);
}

.text-xlarge {
  font-size: var(--font-size-xlarge);
}

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

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

/* Skip when tabbing but available to screen readers */
.sr-only-focusable:not(:focus):not(:focus-within) {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Reduced motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

hr {
  border: none;
  border-top: 2px solid var(--color-light-gray);
  margin: var(--spacing-lg) 0;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
  :root {
    --font-size-base: 14px;
  }
  
  main {
    padding: var(--spacing-sm);
  }
  
  .site-header {
    min-height: auto;
  }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
  .site-header,
  .site-footer,
  nav[aria-label="Breadcrumb"],
  .search-section {
    display: none;
  }
  
  body {
    font-size: 12pt;
  }
  
  a {
    color: #000;
    text-decoration: underline;
  }
  
  a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
  }
}

/* ============================================
   High Contrast Mode Support
   ============================================ */
@media (prefers-contrast: high) {
  :root {
    --color-primary: #800000;
    --color-secondary: #0000cc;
    --color-text: #000000;
    --color-background: #ffffff;
  }
  
  body {
    border: 3px solid #000;
  }
  
  a {
    text-decoration: underline;
    text-decoration-thickness: 2px;
    font-weight: bold;
  }
  
  button,
  input[type="submit"] {
    border: 3px solid #000;
  }
}

/* ============================================
   Dark Mode Support (respects user preference)
   ============================================ */
@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #ff6b6b;
    --color-secondary: #4dabf7;
    --color-text: #e0e0e0;
    --color-background: #1a1a1a;
    --color-light-gray: #2d2d2d;
  }
  
  body {
    background-color: var(--color-background);
    color: var(--color-text);
  }
  
  .site-header {
    background-color: #1a1a1a;
    border-bottom-color: #444;
  }
  
  .site-footer {
    background-color: #2d2d2d;
    border-top-color: #444;
  }
  
  a:visited {
    color: #ba68c8;
  }
  
  input[type="text"],
  input[type="search"] {
    background-color: #2d2d2d;
    color: #e0e0e0;
    border-color: #555;
  }
  
  hr {
    border-top-color: #444;
  }
}

/* ============================================
   Enhanced Font Size Support
   ============================================ */
@media (prefers-font-size: large) {
  :root {
    --font-size-base: 20px;
  }
}

/* ============================================
   Screen Reader Announcements
   ============================================ */
[aria-live="polite"],
[aria-live="assertive"] {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ============================================
   Touch Target Size (for mobile accessibility)
   ============================================ */
@media (pointer: coarse) {
  a,
  button,
  input[type="submit"],
  input[type="button"] {
    min-height: 44px;
    min-width: 44px;
    padding: var(--spacing-sm);
  }
  
  .study-list a {
    padding: var(--spacing-sm);
    margin: var(--spacing-xs) 0;
  }
}

/* ============================================
   Animation Control
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
  
  a,
  button {
    transition: all 0.2s ease-in-out;
  }
}

/* ============================================
   Language-Specific Enhancements
   ============================================ */
:lang(en) q {
  quotes: '"' '"' ''' ''';
}

/* Improve readability of Bible verses */
p:has(+ p) {
  margin-bottom: var(--spacing-sm);
}

/* ============================================
   Accessible Table Styles (if needed for data)
   ============================================ */
table {
  border-collapse: collapse;
  width: 100%;
  margin: var(--spacing-md) 0;
}

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

th {
  background-color: var(--color-light-gray);
  font-weight: bold;
}

caption {
  font-weight: bold;
  margin-bottom: var(--spacing-xs);
  text-align: left;
}

/* ============================================
   Form Accessibility Enhancements
   ============================================ */
label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: bold;
}

input[type="text"],
input[type="search"],
input[type="email"],
textarea {
  font-size: 1rem;
  padding: var(--spacing-xs);
  border: 2px solid var(--color-light-gray);
  border-radius: 4px;
  width: 100%;
  max-width: 400px;
}

input[type="text"]:focus,
input[type="search"]:focus,
input[type="email"]:focus,
textarea:focus {
  border-color: var(--color-primary);
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

input[type="submit"],
input[type="button"],
button {
  cursor: pointer;
  font-size: 1rem;
  padding: var(--spacing-xs) var(--spacing-sm);
  border: none;
  border-radius: 4px;
  background-color: var(--color-primary);
  color: white;
  font-weight: bold;
}

input[type="submit"]:hover,
input[type="button"]:hover,
button:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

input[type="submit"]:active,
input[type="button"]:active,
button:active {
  transform: translateY(0);
}

/* ============================================
   Error and Success States
   ============================================ */
.error,
[aria-invalid="true"] {
  border-color: #d32f2f;
  background-color: #ffebee;
}

.error-message {
  color: #d32f2f;
  font-weight: bold;
  margin-top: var(--spacing-xs);
}

.success {
  border-color: #388e3c;
  background-color: #e8f5e9;
}

.success-message {
  color: #388e3c;
  font-weight: bold;
  margin-top: var(--spacing-xs);
}

/* ============================================
   Loading States
   ============================================ */
[aria-busy="true"] {
  opacity: 0.6;
  cursor: wait;
}

/* ============================================
   Keyboard Navigation Indicators
   ============================================ */
.keyboard-user *:focus {
  outline: 3px solid var(--color-primary) !important;
  outline-offset: 3px !important;
}

/* Add keyboard-user class to body via JavaScript for better keyboard nav visibility */
body.keyboard-user *:focus {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}