:root {
  color-scheme: light;
  --bg: #ffffff;
  --bg-muted: #f9fafb;
  --bg-soft: #f5f7fa;
  --ink: #1a1a1a;
  --muted: #374151;
  --accent: #2563eb;
  --accent-strong: #1d4ed8;
  --accent-soft: #eff6ff;
  --surface: #ffffff;
  --border: #e5e7eb;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --font-sans: "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  position: fixed;
  inset: 16px auto auto 16px;
  width: auto;
  height: auto;
  padding: 10px 16px;
  background: var(--accent);
  color: #fff;
  border-radius: 999px;
  z-index: 1000;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  gap: 24px;
}

.logo {
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 0.95rem;
  color: var(--muted);
  flex-wrap: wrap;
}

.nav-links a:hover {
  color: var(--accent);
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 42px;
  padding: 88px 0 72px;
}

.hero-copy h1 {
  font-weight: 700;
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  margin: 12px 0 18px;
  line-height: 1.2;
}

.hero-copy .lead {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 520px;
}

.eyebrow {
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: none;
  font-weight: 600;
  color: var(--accent);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 20px;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.65rem 1.1rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 0.9375rem;
  line-height: 1.4;
  transition: background-color 0.2s ease, border-color 0.2s ease,
    color 0.2s ease;
  border: 1px solid transparent;
}

.button.small {
  padding: 0.45rem 0.85rem;
  font-size: 0.85rem;
}

.button.primary {
  background: var(--accent);
  color: #fff;
}

.button.primary:hover {
  background: var(--accent-strong);
}

.button.ghost {
  background: #ffffff;
  border-color: #d1d5db;
  color: #1f2937;
}

.button.ghost:hover {
  background: var(--bg-muted);
  border-color: #cbd5e1;
}

.button.text {
  background: transparent;
  color: var(--accent);
  padding-inline: 6px;
}

.button.text:hover {
  color: var(--accent-strong);
  text-decoration: underline;
}

.button.is-disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pill {
  background: var(--accent-soft);
  color: var(--accent-strong);
  border: 1px solid #bfdbfe;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.85rem;
}

.hero-panel {
  position: relative;
}

.panel-card {
  background: var(--surface);
  color: var(--ink);
  padding: 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
}

.panel-title {
  text-transform: none;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  color: #6b7280;
}

.panel-value {
  font-size: 1.2rem;
  margin: 8px 0 20px;
}

.panel-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  font-size: 0.9rem;
}

.panel-label {
  display: block;
  color: #6b7280;
  font-size: 0.8rem;
  margin-bottom: 4px;
}

.panel-number {
  font-weight: 600;
}

.panel-foot {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  color: #6b7280;
  font-size: 0.85rem;
}

.panel-foot .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.15);
}

.orbit {
  display: none;
}

section {
  padding: 64px 0;
}

.policy {
  padding: 72px 0 96px;
}

.policy-header h1 {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  margin: 8px 0 12px;
}

.policy-meta {
  color: #6b7280;
  font-size: 0.9rem;
  margin: 0 0 12px;
}

.policy-lead {
  color: var(--muted);
  max-width: 720px;
}

.policy-section {
  margin-bottom: 0;
}

.policy-section h2 {
  font-size: 1.75rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 1rem;
  line-height: 1.4;
  color: #222222;
}

.policy-section:first-of-type h2 {
  margin-top: 0;
}

.policy-section h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  line-height: 1.4;
  color: #222222;
}

.policy-section h4 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  line-height: 1.4;
  color: #374151;
}

.policy-section ol {
  list-style: decimal;
  padding-left: 1.5rem;
  margin-top: 1rem;
  margin-bottom: 1rem;
  line-height: 1.6;
}

.policy-section ol > li {
  margin-top: 0;
  margin-bottom: 1rem;
}

.policy-section ol > li > ul {
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
}

.policy-section ul {
  padding-left: 1.5rem;
  list-style: disc;
  margin-top: 1rem;
  margin-bottom: 1rem;
  line-height: 1.6;
}

.policy-section ul > li {
  margin-top: 0;
  margin-bottom: 1rem;
}

.policy-section p {
  margin-top: 0;
  margin-bottom: 1.25rem;
  line-height: 1.6;
  color: #1a1a1a;
}

.policy-section a {
  color: #2563eb;
  text-decoration: none;
  font-weight: 500;
}

.policy-section a:hover {
  color: #1d4ed8;
  text-decoration: underline;
}

.policy-section strong {
  color: #111827;
  font-weight: 600;
}

.policy-note {
  background: #fef3c7;
  border-left: 3px solid #f59e0b;
  padding: 12px 16px;
  margin: 16px 0;
  border-radius: 4px;
}

.policy .mt-12 {
  margin-top: 48px;
}

.policy .pt-8 {
  padding-top: 32px;
}

.policy .border-t {
  border-top: 1px solid var(--border);
}

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

.policy .text-gray-600 {
  color: #6b7280;
}

.trust {
  background: var(--bg-muted);
}

.axis {
  background: var(--bg-muted);
}

.axis-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 18px 0 20px;
}

.axis-tab {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  padding: 0.6rem 1rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease,
    border-color 0.2s ease, transform 0.2s ease;
}

.axis-tab:hover {
  transform: translateY(-1px);
}

.axis-tab.is-active {
  background: var(--accent);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-sm);
}

.axis-panels {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.axis-panel {
  display: none;
}

.axis-panel.is-active {
  display: block;
}

.axis-panel h3 {
  margin-top: 0;
}

.axis-panel ul {
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.axis-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 16px;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 28px;
  align-items: center;
}

.trust-cards {
  display: grid;
  gap: 16px;
}

.trust-card {
  background: var(--surface);
  padding: 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.section-heading {
  max-width: 600px;
  margin-bottom: 32px;
}

.section-heading h2 {
  font-size: clamp(1.9rem, 3vw, 2.4rem);
  margin: 10px 0 12px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.feature-card {
  padding: 24px;
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.feature-card::after {
  content: none;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-weight: 600;
  margin-top: 12px;
}

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

.sdk {
  background: var(--bg-muted);
}

.sdk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.app-summary {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 24px;
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

.app-summary h3 {
  margin-top: 0;
}

.app-summary-en {
  color: var(--muted);
  margin: 0 0 10px;
}

.app-summary-note {
  color: #4b5563;
  font-weight: 600;
  margin: 0 0 14px;
}

.app-summary-promises {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--border);
}

.app-summary-promises h4 {
  font-size: 0.9rem;
  margin: 0 0 8px;
  color: var(--ink);
}

.promise-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 6px 16px;
  font-size: 0.85rem;
  color: var(--muted);
}

.app-summary-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-content: start;
}

.app-summary-meta a {
  color: inherit;
}

.app-summary-meta a:hover {
  color: var(--accent);
}

.sdk-panel {
  padding: 24px;
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.sdk-panel ul {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--muted);
}

.sdk-panel li {
  padding: 6px 0;
  border-bottom: 1px dashed #e2e8f0;
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.security-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--border);
}

.quickstart {
  background: var(--bg-muted);
}

.quickstart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  align-items: center;
}

.quickstart ol {
  padding-left: 18px;
  color: var(--muted);
}

.code-block {
  background: var(--bg-soft);
  color: #111827;
  padding: 20px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  border: 1px solid var(--border);
}

.code-title {
  font-size: 0.75rem;
  text-transform: none;
  letter-spacing: 0.1em;
  color: #6b7280;
  margin-bottom: 10px;
}

.pricing-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.use-case-card {
  background: var(--surface);
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.use-case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.use-case-icon {
  font-size: 2rem;
  margin-bottom: 20px;
}

.use-case-card h3 {
  margin-bottom: 12px;
  font-size: 1.25rem;
}

.use-case-card p {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0;
}

.counselling-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.counselling-card {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 24px;
  border: 1px solid var(--border);
}

.counselling-card ul {
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.counselling-actions {
  justify-content: flex-end;
}

.site-footer {
  padding: 60px 0 40px;
  background: var(--bg);
  color: var(--muted);
  border-top: 1px solid var(--border);
}

.footer-grid-3,
.footer-grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px 30px;
  margin-bottom: 40px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-heading {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--ink);
  margin: 0;
}

.footer-desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.5;
  margin: 0;
}

.footer-copyright {
  font-size: 0.875rem;
  color: var(--muted);
  margin: 8px 0 0;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links li {
  font-size: 0.875rem;
}

.footer-links a {
  color: var(--muted);
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-disclaimer {
  padding-top: 32px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-disclaimer p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 768px) {
  .footer-grid-3,
  .footer-grid-4 {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

[data-animate] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  transition-delay: var(--delay, 0s);
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 860px) {
  .nav {
    flex-direction: column;
    align-items: flex-start;
  }

  .pricing-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .counselling-actions {
    justify-content: flex-start;
  }

  .app-summary {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 680px) {
  .hero {
    padding-top: 56px;
  }

  .hero-copy h1 {
    font-size: clamp(2.2rem, 8vw, 3rem);
  }

  .panel-card {
    padding: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
  }

  [data-animate] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .orbit span {
    animation: none;
  }
}