:root {
  --rzr-ink-9: #0B1220;
  --rzr-ink-6: #2A3550;
  --rzr-sky-5: #6AA9FF;
  --rzr-mint-5: #3FE0C5;
  --rzr-amber-5: #FFB24A;
  --rzr-surface-0: #F6F8FF;
  --rzr-surface-1: rgba(255,255,255,0.72);
  --rzr-border-1: rgba(11,18,32,0.12);
  --rzr-shadow-1: 0 18px 50px rgba(11,18,32,0.18);
  color-scheme: light;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.7;
  color: var(--rzr-ink-9);
  background: linear-gradient(135deg, var(--rzr-surface-0) 0%, #E8F0FF 100%);
  min-height: 100vh;
  font-size: 17px;
}

::selection {
  background-color: var(--rzr-sky-5);
  color: white;
  text-shadow: none;
}

a {
  color: var(--rzr-sky-5);
  text-decoration: none;
  transition: color 0.25s ease;
  font-weight: 500;
}

a:hover {
  color: var(--rzr-mint-5);
  text-decoration: underline;
  text-decoration-thickness: 2px;
}

a:focus-visible {
  outline: 3px solid var(--rzr-amber-5);
  outline-offset: 4px;
  border-radius: 3px;
}

h1 {
  font-size: 2.5rem;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: var(--rzr-ink-9);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2rem;
  line-height: 1.3;
  margin-bottom: 1.25rem;
  color: var(--rzr-ink-6);
  font-weight: 650;
  letter-spacing: -0.015em;
}

h3 {
  font-size: 1.4rem;
  line-height: 1.4;
  margin-bottom: 0.875rem;
  color: var(--rzr-ink-6);
  font-weight: 600;
}

p {
  margin-bottom: 1.25rem;
  max-width: 72ch;
}

ul, ol {
  margin-left: 1.75rem;
  margin-bottom: 1.25rem;
}

li {
  margin-bottom: 0.5rem;
  line-height: 1.65;
}

strong {
  font-weight: 650;
  color: var(--rzr-ink-9);
}

.rzr-skiplink {
  position: absolute;
  top: -100px;
  left: 20px;
  background: var(--rzr-ink-9);
  color: white;
  padding: 12px 24px;
  border-radius: 6px;
  z-index: 9999;
  font-weight: 600;
}

.rzr-skiplink:focus {
  top: 20px;
}

.rzr-shell {
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 100vh;
}

.rzr-container {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
  width: 100%;
}

.rzr-header {
  background: var(--rzr-surface-1);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rzr-border-1);
  padding-top: 20px;
  padding-bottom: 20px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 16px rgba(11,18,32,0.06);
}

.rzr-header .rzr-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.rzr-brand {
  font-size: 1.75rem;
  font-weight: 800;
  background: linear-gradient(120deg, var(--rzr-sky-5), var(--rzr-mint-5));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.03em;
}

.rzr-nav {
  display: flex;
  gap: 28px;
  align-items: center;
}

.rzr-nav a {
  font-size: 1.05rem;
  font-weight: 550;
  padding: 8px 14px;
  border-radius: 8px;
  transition: background-color 0.2s ease, transform 0.15s ease;
}

.rzr-nav a:hover {
  background-color: rgba(106,169,255,0.15);
  text-decoration: none;
  transform: translateY(-2px);
}

.rzr-nav a[aria-current="page"] {
  background-color: var(--rzr-sky-5);
  color: white;
  pointer-events: none;
}

.rzr-breadcrumbs {
  background: rgba(255,255,255,0.5);
  border-bottom: 1px solid var(--rzr-border-1);
  padding-top: 14px;
  padding-bottom: 14px;
}

.rzr-breadcrumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  align-items: center;
}

.rzr-breadcrumbs li {
  margin: 0;
  display: flex;
  align-items: center;
  font-size: 0.95rem;
}

.rzr-breadcrumbs li:not(:last-child)::after {
  content: '/';
  margin-left: 10px;
  color: var(--rzr-ink-6);
  opacity: 0.5;
}

.rzr-breadcrumbs a {
  color: var(--rzr-ink-6);
  font-weight: 500;
}

.rzr-breadcrumbs a:hover {
  color: var(--rzr-sky-5);
}

.rzr-breadcrumbs [aria-current="page"] {
  color: var(--rzr-ink-9);
  font-weight: 600;
}

.rzr-main {
  padding-top: 48px;
  padding-bottom: 64px;
}

.rzr-section {
  margin-bottom: 72px;
}

.rzr-hero {
  background: linear-gradient(145deg, rgba(106,169,255,0.08) 0%, rgba(63,224,197,0.08) 100%);
  border-radius: 24px;
  padding: 56px 0;
  margin-bottom: 64px;
  box-shadow: var(--rzr-shadow-1);
  border: 1px solid var(--rzr-border-1);
}

.rzr-hero h1 {
  font-size: 3rem;
  background: linear-gradient(135deg, var(--rzr-ink-9) 0%, var(--rzr-ink-6) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.rzr-cta-group {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.rzr-btn {
  display: inline-block;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--rzr-sky-5) 0%, var(--rzr-mint-5) 100%);
  color: white;
  border-radius: 12px;
  font-weight: 650;
  font-size: 1.05rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 8px 24px rgba(106,169,255,0.35);
}

.rzr-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(106,169,255,0.45);
  text-decoration: none;
}

.rzr-btn-secondary {
  background: linear-gradient(135deg, var(--rzr-amber-5) 0%, #FF9A4A 100%);
  box-shadow: 0 8px 24px rgba(255,178,74,0.35);
}

.rzr-btn-secondary:hover {
  box-shadow: 0 12px 32px rgba(255,178,74,0.45);
}

.rzr-card {
  background: var(--rzr-surface-1);
  backdrop-filter: blur(10px);
  border: 1px solid var(--rzr-border-1);
  border-radius: 16px;
  padding: 32px;
  margin-bottom: 24px;
  box-shadow: 0 8px 28px rgba(11,18,32,0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.rzr-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(11,18,32,0.14);
}

.rzr-tableWrap {
  overflow-x: auto;
  margin-bottom: 28px;
  border-radius: 14px;
  box-shadow: 0 6px 20px rgba(11,18,32,0.1);
  border: 1px solid var(--rzr-border-1);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  font-size: 0.98rem;
}

caption {
  font-weight: 700;
  font-size: 1.2rem;
  padding: 20px;
  text-align: left;
  background: linear-gradient(120deg, rgba(106,169,255,0.12), rgba(63,224,197,0.12));
  color: var(--rzr-ink-9);
  border-bottom: 2px solid var(--rzr-sky-5);
}

thead {
  background: linear-gradient(180deg, var(--rzr-sky-5) 0%, #5A99EF 100%);
  color: white;
}

thead th {
  padding: 16px 20px;
  text-align: left;
  font-weight: 650;
  font-size: 1rem;
  letter-spacing: 0.01em;
  border-right: 1px solid rgba(255,255,255,0.2);
}

thead th:last-child {
  border-right: none;
}

tbody td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--rzr-border-1);
  color: var(--rzr-ink-9);
  vertical-align: top;
}

tbody tr {
  transition: background-color 0.2s ease;
}

tbody tr:hover {
  background-color: rgba(106,169,255,0.06);
}

tbody tr:nth-child(even) {
  background-color: rgba(246,248,255,0.6);
}

tbody tr:nth-child(even):hover {
  background-color: rgba(106,169,255,0.1);
}

.rzr-note {
  font-size: 0.95rem;
  color: var(--rzr-ink-6);
  font-style: italic;
  padding: 16px 20px;
  background: rgba(255,178,74,0.1);
  border-left: 4px solid var(--rzr-amber-5);
  border-radius: 6px;
  margin-top: 20px;
}

details.rzr-accordion {
  background: white;
  border: 1px solid var(--rzr-border-1);
  border-radius: 12px;
  margin-bottom: 16px;
  overflow: hidden;
  transition: box-shadow 0.25s ease;
}

details.rzr-accordion:hover {
  box-shadow: 0 6px 20px rgba(11,18,32,0.1);
}

summary {
  padding: 20px 24px;
  font-weight: 650;
  font-size: 1.15rem;
  cursor: pointer;
  list-style: none;
  background: linear-gradient(90deg, rgba(106,169,255,0.08) 0%, transparent 100%);
  color: var(--rzr-ink-9);
  transition: background-color 0.2s ease;
  user-select: none;
}

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

summary::before {
  content: '▸';
  display: inline-block;
  margin-right: 12px;
  transition: transform 0.25s ease;
  color: var(--rzr-sky-5);
  font-size: 1.3rem;
}

details[open] summary::before {
  transform: rotate(90deg);
}

summary:hover {
  background: linear-gradient(90deg, rgba(106,169,255,0.15) 0%, transparent 100%);
}

summary:focus-visible {
  outline: 3px solid var(--rzr-amber-5);
  outline-offset: -3px;
}

details[open] {
  box-shadow: 0 8px 28px rgba(11,18,32,0.12);
}

details[open] summary {
  border-bottom: 1px solid var(--rzr-border-1);
  background: linear-gradient(90deg, rgba(63,224,197,0.1) 0%, transparent 100%);
}

details div[itemprop="text"] {
  padding: 24px;
  line-height: 1.75;
}

.rzr-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.rzr-link-card {
  background: white;
  border: 1px solid var(--rzr-border-1);
  border-radius: 14px;
  padding: 28px;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  box-shadow: 0 4px 16px rgba(11,18,32,0.06);
}

.rzr-link-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 36px rgba(11,18,32,0.14);
  border-color: var(--rzr-mint-5);
}

.rzr-link-card h3 {
  margin-bottom: 12px;
}

.rzr-link-card h3 a {
  color: var(--rzr-ink-9);
  font-weight: 700;
}

.rzr-link-card h3 a:hover {
  color: var(--rzr-sky-5);
}

.rzr-link-card p {
  font-size: 0.98rem;
  color: var(--rzr-ink-6);
  line-height: 1.7;
}

.rzr-internal-links {
  background: linear-gradient(135deg, rgba(63,224,197,0.08) 0%, rgba(106,169,255,0.08) 100%);
  border-radius: 12px;
  padding: 28px;
  border: 1px solid var(--rzr-border-1);
}

.rzr-internal-links p {
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--rzr-ink-9);
}

.rzr-internal-links ul {
  list-style: none;
  margin-left: 0;
}

.rzr-internal-links li {
  padding-left: 28px;
  position: relative;
  margin-bottom: 12px;
}

.rzr-internal-links li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--rzr-mint-5);
  font-weight: 700;
  font-size: 1.2rem;
}

.rzr-footer {
  background: linear-gradient(180deg, var(--rzr-ink-9) 0%, #1A2438 100%);
  color: rgba(255,255,255,0.85);
  padding-top: 36px;
  padding-bottom: 36px;
  border-top: 3px solid var(--rzr-mint-5);
  margin-top: auto;
}

.rzr-footer p {
  text-align: center;
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 0;
  max-width: none;
}

@media (max-width: 900px) {
  h1 {
    font-size: 2rem;
  }
  
  .rzr-hero h1 {
    font-size: 2.25rem;
  }
  
  h2 {
    font-size: 1.65rem;
  }
  
  .rzr-header .rzr-container {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .rzr-nav {
    width: 100%;
    justify-content: space-between;
  }
  
  .rzr-links {
    grid-template-columns: 1fr;
  }
  
  .rzr-cta-group {
    flex-direction: column;
    align-items: stretch;
  }
  
  .rzr-btn {
    text-align: center;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 16px;
  }
  
  .rzr-container {
    padding-left: 16px;
    padding-right: 16px;
  }
  
  .rzr-hero {
    padding: 36px 0;
  }
  
  .rzr-card {
    padding: 20px;
  }
  
  table {
    font-size: 0.9rem;
  }
  
  thead th, tbody td {
    padding: 10px 12px;
  }
  
  caption {
    font-size: 1.05rem;
    padding: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .rzr-btn:hover, .rzr-card:hover, .rzr-link-card:hover {
    transform: none;
  }
  
  summary::before {
    transition: none;
  }
  
  details[open] summary::before {
    transform: none;
    content: '▾';
  }
}