/* ============================================
   TOSANG DOCUMENTATION STYLES
   ============================================ */

/* Page Layout */
.docs-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Navigation */
.docs-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: 100;
}

.docs-nav-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.docs-nav-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.docs-badge {
  background: var(--gradient-primary);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-link {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
}

/* Main Content */
.docs-main {
  flex: 1;
  padding: 4rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

/* Hero */
.docs-hero {
  text-align: center;
  margin-bottom: 4rem;
}

.docs-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-primary) 50%, var(--accent-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.docs-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Card Grid */
.docs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.docs-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius);
  padding: 2rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.docs-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.docs-card-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.docs-card-icon svg {
  width: 24px;
  height: 24px;
  stroke: white;
}

.docs-card h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.docs-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
}

.docs-card-link {
  color: var(--accent-primary);
  font-weight: 500;
  font-size: 0.875rem;
  margin-top: 1.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: color var(--transition-fast);
}

.docs-card:hover .docs-card-link {
  color: var(--accent-secondary);
}

/* Layout with Sidebar */
.docs-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 3rem;
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
}

/* Sidebar */
.docs-sidebar {
  position: sticky;
  top: calc(var(--nav-height) + 2rem);
  height: fit-content;
  max-height: calc(100vh - var(--nav-height) - 4rem);
  overflow-y: auto;
}

.sidebar-nav h3 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  margin-top: 1.5rem;
}

.sidebar-nav h3:first-child {
  margin-top: 0;
}

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

.sidebar-nav li {
  margin-bottom: 0.25rem;
}

.sidebar-nav a {
  display: block;
  padding: 0.5rem 1rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.sidebar-nav a:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.sidebar-nav a.active {
  color: var(--accent-primary);
  background: rgba(99, 102, 241, 0.1);
}

/* Breadcrumb */
.docs-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  font-size: 0.875rem;
}

.docs-breadcrumb a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.docs-breadcrumb a:hover {
  color: var(--accent-primary);
}

.docs-breadcrumb span {
  color: var(--text-muted);
}

/* Article Content */
.docs-content {
  max-width: 900px;
}

.docs-article {
  color: var(--text-primary);
}

.docs-article h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.docs-article .lead {
  font-size: 1.25rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 3rem;
}

.docs-article h2 {
  font-size: 1.75rem;
  font-weight: 600;
  margin-top: 3rem;
  margin-bottom: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.docs-article h2:first-of-type {
  border-top: none;
  margin-top: 0;
  padding-top: 0;
}

.docs-article h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.docs-article p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.docs-article ul,
.docs-article ol {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.docs-article li {
  margin-bottom: 0.5rem;
}

.docs-article a {
  color: var(--accent-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.docs-article a:hover {
  color: var(--accent-secondary);
}

.docs-article strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Notes, Tips, and Warnings */
.docs-note,
.docs-tip,
.docs-warning {
  padding: 1rem 1.5rem;
  border-radius: var(--border-radius-sm);
  margin: 1.5rem 0;
  border-left: 4px solid;
}

.docs-note {
  background: rgba(99, 102, 241, 0.1);
  border-color: var(--accent-primary);
}

.docs-tip {
  background: rgba(34, 197, 94, 0.1);
  border-color: var(--priority-low);
}

.docs-warning {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--priority-urgent);
}

.docs-note strong,
.docs-tip strong,
.docs-warning strong {
  display: block;
  margin-bottom: 0.25rem;
}

/* Tables */
.docs-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

.docs-table th,
.docs-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.docs-table th {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
  font-weight: 600;
}

.docs-table td {
  color: var(--text-secondary);
}

/* Link Cards */
.docs-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.docs-link-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius-sm);
  padding: 1.5rem;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.docs-link-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.docs-link-card h3 {
  font-size: 1rem;
  margin-top: 0;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.docs-link-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0;
}

/* Priority Showcase */
.priority-showcase {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.priority-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1rem;
  background: var(--bg-card);
  border-radius: var(--border-radius-sm);
  border-left: 4px solid;
}

.priority-item.priority-low { border-color: var(--priority-low); }
.priority-item.priority-medium { border-color: var(--priority-medium); }
.priority-item.priority-high { border-color: var(--priority-high); }
.priority-item.priority-urgent { border-color: var(--priority-urgent); }

.priority-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 12px;
  min-width: 70px;
  text-align: center;
}

.priority-low .priority-badge { background: rgba(34, 197, 94, 0.2); color: var(--priority-low); }
.priority-medium .priority-badge { background: rgba(234, 179, 8, 0.2); color: var(--priority-medium); }
.priority-high .priority-badge { background: rgba(249, 115, 22, 0.2); color: var(--priority-high); }
.priority-urgent .priority-badge { background: rgba(239, 68, 68, 0.2); color: var(--priority-urgent); }

/* Theme Showcase */
.theme-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.theme-preview {
  padding: 1rem;
  border-radius: var(--border-radius-sm);
  text-align: center;
  border: 1px solid var(--border-subtle);
}

.theme-preview span {
  display: block;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.theme-preview small {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.theme-preview.aurora { background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.2)); }
.theme-preview.sunset { background: linear-gradient(135deg, rgba(249, 115, 22, 0.2), rgba(236, 72, 153, 0.2)); }
.theme-preview.ocean { background: linear-gradient(135deg, rgba(14, 165, 233, 0.2), rgba(6, 182, 212, 0.2)); }
.theme-preview.forest { background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(132, 204, 22, 0.2)); }
.theme-preview.midnight { background: linear-gradient(135deg, rgba(79, 70, 229, 0.2), rgba(124, 58, 237, 0.2)); }
.theme-preview.rose { background: linear-gradient(135deg, rgba(244, 63, 94, 0.2), rgba(236, 72, 153, 0.2)); }

/* Color helpers */
.text-green { color: var(--priority-low); }
.text-yellow { color: var(--priority-medium); }
.text-red { color: var(--priority-urgent); }

/* Permission Cards */
.permission-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.permission-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius);
  padding: 1.5rem;
}

.permission-card h3 {
  color: var(--accent-primary);
  margin-top: 0;
}

.permission-card ul {
  margin-bottom: 1rem;
}

.permission-note {
  font-size: 0.875rem;
  font-style: italic;
  color: var(--text-muted);
}

.permission-cannot {
  color: var(--priority-urgent);
  font-weight: 500;
}

/* FAQ Styles */
.faq-item {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-subtle);
}

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

.faq-item h3 {
  color: var(--text-primary);
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.faq-item p {
  margin-bottom: 0;
}

.faq-cta {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius);
  padding: 3rem;
  text-align: center;
  margin-top: 4rem;
}

.faq-cta h2 {
  border: none;
  margin-top: 0;
  padding-top: 0;
}

.faq-cta p {
  margin-bottom: 1.5rem;
}

/* Keyboard shortcuts */
kbd {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  padding: 0.15rem 0.4rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85em;
}

/* Support Page Styles */
.troubleshoot-steps {
  margin: 2rem 0;
}

.troubleshoot-step {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.troubleshoot-step:last-child {
  border-bottom: none;
}

.step-number {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.step-content h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.step-content p {
  margin: 0;
}

/* Issue Cards */
.issue-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.issue-card h3 {
  color: var(--text-primary);
  margin-top: 0;
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.issue-solutions h4 {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.issue-solutions ul {
  margin-bottom: 0;
}

/* Contact Options */
.contact-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius);
  padding: 2rem;
  text-align: center;
  transition: all var(--transition-normal);
}

.contact-card:hover {
  border-color: var(--border-light);
}

.contact-icon {
  width: 56px;
  height: 56px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.contact-icon svg {
  width: 28px;
  height: 28px;
  stroke: white;
}

.contact-card h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.contact-card p {
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.contact-link {
  color: var(--accent-primary);
  font-weight: 500;
  text-decoration: none;
}

.contact-link:hover {
  color: var(--accent-secondary);
  text-decoration: underline;
}

/* Support Tips */
.support-tips {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  margin-top: 2rem;
}

.support-tips h3 {
  margin-top: 0;
}

.support-tips ul {
  margin-bottom: 0;
}

/* Status Section */
.status-section {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 500;
}

.status-indicator.operational {
  background: rgba(34, 197, 94, 0.1);
  color: var(--priority-low);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.status-note {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 1rem;
}

/* Footer */
.docs-footer {
  padding: 2rem;
  text-align: center;
  border-top: 1px solid var(--border-subtle);
  background: rgba(10, 10, 15, 0.5);
}

.docs-footer p {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin: 0;
}

/* Responsive */
@media (max-width: 1024px) {
  .docs-layout {
    grid-template-columns: 1fr;
    padding: 1rem;
  }

  .docs-sidebar {
    position: relative;
    top: 0;
    max-height: none;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-subtle);
  }

  .sidebar-nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .sidebar-nav li {
    margin-bottom: 0;
  }

  .sidebar-nav a {
    padding: 0.375rem 0.75rem;
    font-size: 0.8rem;
  }
}

@media (max-width: 768px) {
  .docs-nav {
    padding: 1rem;
  }

  .docs-nav-right {
    gap: 1rem;
  }

  .nav-link {
    display: none;
  }

  .docs-main {
    padding: 2rem 1rem;
  }

  .docs-title {
    font-size: 2rem;
  }

  .docs-article h1 {
    font-size: 1.75rem;
  }

  .docs-grid {
    grid-template-columns: 1fr;
  }

  .permission-cards,
  .contact-options {
    grid-template-columns: 1fr;
  }

  .troubleshoot-step {
    flex-direction: column;
    gap: 1rem;
  }
}