/* Show Stock - Aurora Glass Slate Palette */

:root {
  --ss-ink-9: #0B1220;
  --ss-ink-6: #334155;
  --ss-surface-0: #070A12;
  --ss-surface-1: rgba(255,255,255,0.08);
  --ss-surface-2: rgba(255,255,255,0.14);
  --ss-accent-1: #7C3AED;
  --ss-accent-2: #22D3EE;
  --ss-warm-1: #F59E0B;
  --ss-border-a: rgba(148,163,184,0.28);
  --ss-radius-xl: 22px;
  --ss-text-primary: #F1F5F9;
  --ss-text-secondary: #CBD5E1;
  --ss-text-muted: #94A3B8;
  --ss-spacing-unit: 1.5rem;
  --ss-transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Modern Reset with :where() for zero specificity */
:where(*, *::before, *::after) {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:where(html) {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-size: 16px;
  line-height: 1.6;
}

:where(body) {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: linear-gradient(135deg, var(--ss-surface-0) 0%, #0D1424 50%, var(--ss-surface-0) 100%);
  color: var(--ss-text-primary);
  min-height: 100vh;
  position: relative;
}

/* Background texture overlay */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 20% 30%, rgba(124, 58, 237, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(34, 211, 238, 0.06) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

/* Skip Link */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--ss-spacing-unit);
  background: var(--ss-accent-1);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  z-index: 1000;
  transition: top var(--ss-transition-smooth);
}

.skip-link:focus {
  top: var(--ss-spacing-unit);
  outline: 3px solid var(--ss-accent-2);
  outline-offset: 4px;
}

/* Container System */
.container {
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--ss-spacing-unit);
  position: relative;
  z-index: 1;
}

/* Header with Glassmorphism */
.site-header {
  background: linear-gradient(135deg, var(--ss-surface-1) 0%, var(--ss-surface-2) 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--ss-border-a);
  padding-block: 1.25rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-brand {
  font-size: 1.75rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--ss-accent-1) 0%, var(--ss-accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.02em;
}

.site-header nav {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.site-header nav a {
  color: var(--ss-text-secondary);
  text-decoration: none;
  font-weight: 500;
  position: relative;
  padding-block: 0.5rem;
  transition: color var(--ss-transition-smooth);
}

.site-header nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--ss-accent-1), var(--ss-accent-2));
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--ss-transition-smooth);
}

.site-header nav a:hover,
.site-header nav a:focus-visible {
  color: var(--ss-text-primary);
}

.site-header nav a:hover::after,
.site-header nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.site-header nav a[aria-current="page"] {
  color: var(--ss-accent-2);
}

.site-header nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.site-header nav a:focus-visible {
  outline: 2px solid var(--ss-accent-2);
  outline-offset: 6px;
  border-radius: 4px;
}

/* Breadcrumb Navigation */
.breadcrumb {
  background: var(--ss-surface-1);
  border-bottom: 1px solid var(--ss-border-a);
  padding-block: 0.875rem;
  font-size: 0.9rem;
}

.breadcrumb .container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--ss-accent-2);
  text-decoration: none;
  transition: color var(--ss-transition-smooth);
}

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  color: var(--ss-accent-1);
  text-decoration: underline;
}

.breadcrumb a:focus-visible {
  outline: 2px solid var(--ss-accent-2);
  outline-offset: 3px;
  border-radius: 3px;
}

.breadcrumb .separator {
  color: var(--ss-text-muted);
  user-select: none;
}

.breadcrumb span:last-child {
  color: var(--ss-text-secondary);
}

/* Main Content */
main {
  position: relative;
  z-index: 1;
}

/* Hero Section */
.hero {
  padding-block: 4rem 3rem;
  text-align: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--ss-text-primary) 0%, var(--ss-accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.03em;
}

.lead {
  font-size: 1.25rem;
  line-height: 1.7;
  color: var(--ss-text-secondary);
  max-width: 800px;
  margin-inline: auto;
}

/* Content Sections */
.content-section {
  padding-block: 3rem;
}

.content-section h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  margin-bottom: 1.5rem;
  color: var(--ss-text-primary);
  line-height: 1.2;
}

.content-section h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin-top: 2.5rem;
  margin-bottom: 1.25rem;
  color: var(--ss-text-primary);
  position: relative;
  padding-left: 1rem;
}

.content-section h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.25em;
  width: 4px;
  height: 1.2em;
  background: linear-gradient(180deg, var(--ss-accent-1), var(--ss-accent-2));
  border-radius: 2px;
}

.content-section h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: var(--ss-accent-2);
}

.content-section p {
  margin-bottom: 1.25rem;
  color: var(--ss-text-secondary);
  line-height: 1.75;
}

.intro {
  font-size: 1.125rem;
  color: var(--ss-text-secondary);
  line-height: 1.8;
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: var(--ss-surface-1);
  border-left: 4px solid var(--ss-accent-1);
  border-radius: 8px;
}

/* Glassmorphism Cards */
.cta-section {
  padding-block: 4rem;
  text-align: center;
}

.cta-section h2 {
  margin-bottom: 2rem;
}

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

.cta-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2rem;
  background: linear-gradient(135deg, var(--ss-surface-1) 0%, var(--ss-surface-2) 100%);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--ss-border-a);
  border-radius: var(--ss-radius-xl);
  text-decoration: none;
  color: var(--ss-text-primary);
  font-weight: 600;
  font-size: 1.125rem;
  transition: all var(--ss-transition-smooth);
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.1) 0%, rgba(34, 211, 238, 0.1) 100%);
  opacity: 0;
  transition: opacity var(--ss-transition-smooth);
}

.cta-card:hover,
.cta-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--ss-accent-1);
  box-shadow: 0 12px 40px rgba(124, 58, 237, 0.3);
}

.cta-card:hover::before,
.cta-card:focus-visible::before {
  opacity: 1;
}

.cta-card:focus-visible {
  outline: 3px solid var(--ss-accent-2);
  outline-offset: 4px;
}

.cta-arrow {
  font-size: 1.5rem;
  color: var(--ss-accent-2);
  transition: transform var(--ss-transition-smooth);
  position: relative;
  z-index: 1;
}

.cta-card:hover .cta-arrow,
.cta-card:focus-visible .cta-arrow {
  transform: translateX(6px);
}

/* Tables with Advanced Styling */
.table-wrapper {
  overflow-x: auto;
  margin-block: 2rem;
  border-radius: var(--ss-radius-xl);
  background: var(--ss-surface-1);
  border: 1px solid var(--ss-border-a);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

caption {
  padding: 1.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  text-align: left;
  color: var(--ss-text-primary);
  background: linear-gradient(135deg, var(--ss-surface-2) 0%, var(--ss-surface-1) 100%);
  border-bottom: 2px solid var(--ss-accent-1);
}

thead {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.2) 0%, rgba(34, 211, 238, 0.15) 100%);
  position: sticky;
  top: 0;
  z-index: 10;
}

thead th {
  padding: 1.25rem 1rem;
  text-align: left;
  font-weight: 700;
  color: var(--ss-text-primary);
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--ss-accent-2);
}

tbody tr {
  background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.02) 50%, transparent 100%);
  transition: background var(--ss-transition-smooth);
}

tbody tr:nth-child(even) {
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0.05) 50%, rgba(255, 255, 255, 0.03) 100%);
}

tbody tr:hover {
  background: linear-gradient(90deg, rgba(124, 58, 237, 0.1) 0%, rgba(34, 211, 238, 0.08) 100%);
}

tbody td {
  padding: 1.125rem 1rem;
  color: var(--ss-text-secondary);
  border-bottom: 1px solid var(--ss-border-a);
  line-height: 1.6;
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody td a {
  color: var(--ss-accent-2);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--ss-transition-smooth);
}

tbody td a:hover,
tbody td a:focus-visible {
  color: var(--ss-accent-1);
  text-decoration: underline;
}

tbody td a:focus-visible {
  outline: 2px solid var(--ss-accent-2);
  outline-offset: 2px;
  border-radius: 3px;
}

/* Accordion Styling for Details/Summary */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-block: 2rem;
}

details {
  background: linear-gradient(135deg, var(--ss-surface-1) 0%, var(--ss-surface-2) 100%);
  border: 1px solid var(--ss-border-a);
  border-radius: var(--ss-radius-xl);
  padding: 1.5rem;
  transition: all var(--ss-transition-smooth);
  position: relative;
  overflow: hidden;
}

details::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--ss-accent-1), var(--ss-accent-2));
  opacity: 0;
  transition: opacity var(--ss-transition-smooth);
}

details[open] {
  border-color: var(--ss-accent-1);
  box-shadow: 0 8px 32px rgba(124, 58, 237, 0.2);
}

details[open]::before {
  opacity: 1;
}

summary {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--ss-text-primary);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: color var(--ss-transition-smooth);
  user-select: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::before {
  content: '+';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--ss-accent-1);
  color: white;
  border-radius: 50%;
  font-weight: 700;
  font-size: 1.25rem;
  flex-shrink: 0;
  transition: all var(--ss-transition-smooth);
}

details[open] summary::before {
  content: '−';
  background: var(--ss-accent-2);
  transform: rotate(180deg);
}

summary:hover,
summary:focus-visible {
  color: var(--ss-accent-2);
}

summary:focus-visible {
  outline: 2px solid var(--ss-accent-2);
  outline-offset: 4px;
  border-radius: 8px;
}

.details-content {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--ss-border-a);
  color: var(--ss-text-secondary);
  line-height: 1.75;
  animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.details-content p {
  margin-bottom: 1rem;
}

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

.details-content a {
  color: var(--ss-accent-2);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--ss-transition-smooth);
}

.details-content a:hover,
.details-content a:focus-visible {
  color: var(--ss-accent-1);
  text-decoration: underline;
}

.details-content a:focus-visible {
  outline: 2px solid var(--ss-accent-2);
  outline-offset: 2px;
  border-radius: 3px;
}

/* Footer */
.site-footer {
  background: linear-gradient(135deg, var(--ss-surface-2) 0%, var(--ss-surface-1) 100%);
  border-top: 1px solid var(--ss-border-a);
  padding-block: 2.5rem;
  margin-top: 4rem;
  position: relative;
  z-index: 1;
}

.site-footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.site-footer p {
  color: var(--ss-text-muted);
  font-size: 0.95rem;
}

.site-footer nav {
  display: flex;
  gap: 2rem;
}

.site-footer nav a {
  color: var(--ss-text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color var(--ss-transition-smooth);
}

.site-footer nav a:hover,
.site-footer nav a:focus-visible {
  color: var(--ss-accent-2);
}

.site-footer nav a:focus-visible {
  outline: 2px solid var(--ss-accent-2);
  outline-offset: 3px;
  border-radius: 3px;
}

/* Focus Visible States */
:focus-visible {
  outline: 2px solid var(--ss-accent-2);
  outline-offset: 3px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .cta-card:hover,
  .cta-card:focus-visible {
    transform: none;
  }
  
  .cta-card:hover .cta-arrow,
  .cta-card:focus-visible .cta-arrow {
    transform: none;
  }
  
  details[open] summary::before {
    transform: none;
  }
  
  .details-content {
    animation: none;
  }
}

/* Responsive Design */
@media (max-width: 960px) {
  :root {
    --ss-spacing-unit: 1.25rem;
  }
  
  .site-header .container {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .site-header nav {
    width: 100%;
    justify-content: space-between;
  }
  
  .hero {
    padding-block: 3rem 2rem;
  }
  
  .content-section {
    padding-block: 2rem;
  }
  
  .cta-grid {
    grid-template-columns: 1fr;
  }
  
  table {
    font-size: 0.875rem;
  }
  
  thead th,
  tbody td {
    padding: 1rem 0.75rem;
  }
}

@media (max-width: 640px) {
  :root {
    --ss-spacing-unit: 1rem;
  }
  
  .site-brand {
    font-size: 1.5rem;
  }
  
  .site-header nav {
    gap: 1rem;
    font-size: 0.9rem;
  }
  
  .hero h1 {
    font-size: 1.75rem;
  }
  
  .lead {
    font-size: 1.05rem;
  }
  
  .content-section h2 {
    font-size: 1.5rem;
  }
  
  summary {
    font-size: 1rem;
  }
  
  .cta-card {
    padding: 1.5rem;
    font-size: 1rem;
  }
  
  .site-footer .container {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .site-footer nav {
    flex-direction: column;
    gap: 0.75rem;
  }
}

/* Print Styles */
@media print {
  body {
    background: white;
    color: black;
  }
  
  .skip-link,
  .site-header,
  .breadcrumb,
  .cta-section,
  .site-footer nav {
    display: none;
  }
  
  .site-footer {
    border-top: 1px solid #ccc;
  }
  
  a {
    color: #0066cc;
    text-decoration: underline;
  }
  
  table {
    border: 1px solid #ccc;
  }
  
  thead {
    background: #f0f0f0;
  }
  
  tbody tr {
    border-bottom: 1px solid #ddd;
  }
}