/* NeqSim Documentation Custom Styles */

/* ========================================
   Navigation Bar
   ======================================== */

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  margin-bottom: 1.5rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  flex-wrap: wrap;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 6px;
  transition: background 0.2s ease, color 0.2s ease;
}

.nav-link:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  text-decoration: none;
}

.nav-home {
  font-weight: 600;
}

.nav-github svg {
  fill: currentColor;
}

/* Dropdown */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-btn {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.5rem 1rem;
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.nav-dropdown-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

.nav-dropdown-btn svg {
  stroke: currentColor;
  transition: transform 0.2s ease;
}

.nav-dropdown:hover .nav-dropdown-btn svg {
  transform: rotate(180deg);
}

.nav-dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 200px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  padding: 0.5rem 0;
  /* Use padding-top on content instead of margin to prevent gap */
  padding-top: 0.75rem;
}

/* Invisible bridge to prevent gap between button and dropdown */
.nav-dropdown-content::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 0;
  right: 0;
  height: 10px;
}

.nav-dropdown:hover .nav-dropdown-content {
  display: block;
}

.nav-dropdown-content a {
  display: block;
  padding: 0.6rem 1rem;
  color: #333;
  text-decoration: none;
  font-size: 0.9rem;
  transition: background 0.2s ease;
}

.nav-dropdown-content a:hover {
  background: #f5f5f5;
  text-decoration: none;
}

/* Mobile nav */
@media (max-width: 768px) {
  .site-nav {
    gap: 0.25rem;
    padding: 0.5rem;
  }
  
  .nav-link, .nav-dropdown-btn {
    padding: 0.4rem 0.6rem;
    font-size: 0.85rem;
  }
  
  .nav-dropdown-content {
    position: fixed;
    left: 1rem;
    right: 1rem;
    transform: none;
    min-width: auto;
  }
}

/* ========================================
   Code Block Copy Button
   ======================================== */

.code-block-wrapper {
  position: relative;
}

.copy-button {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  padding: 0.4rem;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid #ddd;
  border-radius: 4px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s ease, background 0.2s ease;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

.code-block-wrapper:hover .copy-button {
  opacity: 1;
}

.copy-button:hover {
  background: #f0f0f0;
}

.copy-button.copied {
  background: #d4edda;
  border-color: #28a745;
  color: #28a745;
}

.copy-button svg {
  width: 16px;
  height: 16px;
}

/* ========================================
   Table of Contents
   ======================================== */

.toc {
  background: #f8f9fa;
  border: 1px solid #e1e4e8;
  border-radius: 8px;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  max-width: 300px;
  float: right;
  margin-left: 2rem;
  margin-bottom: 1rem;
}

.toc-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: #24292e;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #e1e4e8;
}

.toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.toc-item {
  margin: 0.25rem 0;
}

.toc-item a {
  color: #586069;
  text-decoration: none;
  font-size: 0.85rem;
  display: block;
  padding: 0.2rem 0;
  transition: color 0.15s ease;
}

.toc-item a:hover {
  color: #159957;
}

.toc-item a.active {
  color: #159957;
  font-weight: 500;
}

.toc-h3 {
  padding-left: 1rem;
}

.toc-h3 a {
  font-size: 0.8rem;
}

/* Hide TOC on mobile */
@media (max-width: 900px) {
  .toc {
    float: none;
    max-width: 100%;
    margin-left: 0;
  }
}

/* ========================================
   Edit Link
   ======================================== */

.edit-link {
  margin-bottom: 1rem;
}

.edit-link a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: #586069;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.15s ease;
}

.edit-link a:hover {
  color: #159957;
}

.edit-link svg {
  flex-shrink: 0;
}

/* ========================================
   Navigation Cards Grid
   ======================================== */

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

.nav-card {
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
  border: 1px solid #e1e4e8;
  border-radius: 12px;
  padding: 1.5rem;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.nav-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  border-color: #159957;
}

.nav-card h3 {
  margin-top: 0;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid #159957;
  color: #24292e;
  font-size: 1.25rem;
}

.nav-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-card li {
  padding: 0.5rem 0;
  border-bottom: 1px solid #f0f0f0;
}

.nav-card li:last-child {
  border-bottom: none;
}

.nav-card a {
  color: #155799;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-card a:hover {
  color: #159957;
}

.nav-card .description {
  color: #6a737d;
  font-size: 0.9rem;
  margin-left: 0.25rem;
}

/* Feature Highlights */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.feature-item {
  text-align: center;
  padding: 1.5rem 1rem;
  background: #fff;
  border-radius: 8px;
  border: 1px solid #e1e4e8;
  transition: all 0.2s ease;
}

.feature-item:hover {
  background: #f6f8fa;
  border-color: #159957;
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
}

.feature-item h4 {
  margin: 0.5rem 0;
  color: #24292e;
}

.feature-item p {
  margin: 0;
  color: #6a737d;
  font-size: 0.875rem;
}

/* Hero Section Enhancement */
.hero-badges {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
  margin: 1rem 0;
}

/* Quick Start Code Block Enhancement */
.code-example {
  background: #24292e;
  border-radius: 8px;
  overflow: hidden;
  margin: 1.5rem 0;
}

.code-example .code-header {
  background: #1f2428;
  padding: 0.5rem 1rem;
  color: #e1e4e8;
  font-size: 0.875rem;
  border-bottom: 1px solid #444d56;
}

/* Section Dividers */
.section-divider {
  border: none;
  height: 2px;
  background: linear-gradient(to right, transparent, #159957, transparent);
  margin: 3rem 0;
}

/* Call to Action Buttons */
.cta-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  margin: 2rem 0;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s ease;
}

.cta-button.primary {
  background: #159957;
  color: white;
}

.cta-button.primary:hover {
  background: #127a45;
  transform: translateY(-2px);
}

.cta-button.secondary {
  background: #fff;
  color: #24292e;
  border: 2px solid #e1e4e8;
}

.cta-button.secondary:hover {
  border-color: #159957;
  color: #159957;
}

/* Documentation Table Enhancement */
.doc-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  margin: 1.5rem 0;
}

.doc-table th {
  background: linear-gradient(135deg, #159957 0%, #127a45 100%);
  color: white;
  padding: 1rem;
  text-align: left;
  font-weight: 600;
}

.doc-table td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid #e1e4e8;
  background: #fff;
}

.doc-table tr:hover td {
  background: #f6f8fa;
}

.doc-table tr:last-child td {
  border-bottom: none;
}

/* Resources Section */
.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.resource-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem;
  background: #fff;
  border: 1px solid #e1e4e8;
  border-radius: 8px;
  text-decoration: none;
  color: #24292e;
  transition: all 0.2s ease;
}

.resource-link:hover {
  border-color: #159957;
  background: #f6f8fa;
  color: #159957;
}

.resource-link .icon {
  font-size: 1.5rem;
}

/* Footer Enhancement */
.doc-footer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 2px solid #e1e4e8;
  text-align: center;
  color: #6a737d;
}

.doc-footer a {
  color: #159957;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  .nav-grid {
    grid-template-columns: 1fr;
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: stretch;
  }
  
  .cta-button {
    justify-content: center;
  }
}

/* Animation for cards */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.nav-card {
  animation: fadeInUp 0.4s ease forwards;
}

.nav-card:nth-child(1) { animation-delay: 0.1s; }
.nav-card:nth-child(2) { animation-delay: 0.2s; }
.nav-card:nth-child(3) { animation-delay: 0.3s; }
.nav-card:nth-child(4) { animation-delay: 0.4s; }

/* ========================================
   Search Styles
   ======================================== */

.search-container {
  position: relative;
  max-width: 400px;
  margin: 1rem auto;
}

.search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

#search-input {
  width: 100%;
  padding: 0.75rem 1rem 0.75rem 2.5rem;
  font-size: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.15);
  color: white;
  outline: none;
  transition: all 0.2s ease;
}

#search-input::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

#search-input:focus {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.search-icon {
  position: absolute;
  left: 0.75rem;
  width: 1.25rem;
  height: 1.25rem;
  color: rgba(255, 255, 255, 0.7);
  pointer-events: none;
}

.search-shortcut {
  position: absolute;
  right: 0.75rem;
  padding: 0.2rem 0.5rem;
  font-size: 0.75rem;
  font-family: monospace;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  color: rgba(255, 255, 255, 0.8);
}

#search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  margin-top: 0.5rem;
  background: white;
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  max-height: 70vh;
  overflow-y: auto;
  z-index: 1000;
  display: none;
}

#search-results.visible {
  display: block;
}

.search-results-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.search-result-item {
  border-bottom: 1px solid #eee;
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item a {
  display: block;
  padding: 1rem;
  text-decoration: none;
  color: #333;
  transition: background 0.15s ease;
}

.search-result-item a:hover,
.search-result-item.active a {
  background: #f5f8fa;
}

.search-result-title {
  font-weight: 600;
  font-size: 1rem;
  color: #159957;
  margin-bottom: 0.25rem;
}

.search-result-description {
  font-size: 0.9rem;
  color: #555;
  margin-bottom: 0.25rem;
}

.search-result-snippet {
  font-size: 0.85rem;
  color: #666;
  line-height: 1.4;
}

.search-result-url {
  font-size: 0.75rem;
  color: #999;
  margin-top: 0.25rem;
}

.search-result-item mark {
  background: #fff3cd;
  color: inherit;
  padding: 0.1em 0.2em;
  border-radius: 2px;
}

.search-no-results {
  padding: 1.5rem;
  text-align: center;
  color: #666;
}

.search-more-results {
  padding: 0.75rem;
  text-align: center;
  font-size: 0.85rem;
  color: #666;
  background: #f5f5f5;
  border-radius: 0 0 8px 8px;
}

#search-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  z-index: 999;
}

#search-overlay.visible {
  display: block;
}

/* Mobile and iOS adjustments */
@media (max-width: 768px) {
  .search-container {
    max-width: 100%;
    margin: 0.75rem 0;
    position: relative;
  }
  
  .search-shortcut {
    display: none;
  }
  
  #search-results {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    max-height: 60vh;
    max-height: 60dvh; /* Dynamic viewport height for iOS */
    -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
    transform: translateZ(0); /* Force GPU layer for iOS */
  }
  
  #search-input {
    font-size: 16px; /* Prevent iOS zoom on focus */
  }
  
  .search-results-list {
    -webkit-overflow-scrolling: touch;
  }
  
  .search-result-item a {
    padding: 1rem; /* Larger touch targets */
  }
}

/* iOS-specific fixes using @supports */
@supports (-webkit-touch-callout: none) {
  #search-results.visible {
    transform: translateZ(0);
  }
  
  .search-results-list {
    -webkit-overflow-scrolling: touch;