:root {
  color-scheme: light dark;
  --page-background: #f3f8f6;
  --page-glow: rgba(29, 158, 159, 0.14);
  --surface: rgba(255, 255, 255, 0.9);
  --surface-solid: #ffffff;
  --text: #14343a;
  --muted: #526c70;
  --heading: #082b32;
  --accent: #087d80;
  --accent-strong: #045f63;
  --highlight: #a65d00;
  --border: rgba(9, 88, 92, 0.15);
  --shadow: 0 28px 70px rgba(14, 69, 74, 0.12);
  --focus: #bf6d00;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page-background: #041f25;
    --page-glow: rgba(34, 184, 183, 0.15);
    --surface: rgba(7, 44, 51, 0.92);
    --surface-solid: #082b32;
    --text: #e2f1ee;
    --muted: #afc9c7;
    --heading: #f3fbf9;
    --accent: #72d4ce;
    --accent-strong: #a5e9e3;
    --highlight: #ffc45c;
    --border: rgba(127, 216, 209, 0.17);
    --shadow: 0 30px 80px rgba(0, 9, 12, 0.35);
    --focus: #ffd486;
  }
}

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

html {
  color-scheme: light dark;
  scroll-behavior: smooth;
  scroll-padding-top: 2rem;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 8% 4%, var(--page-glow), transparent 24rem),
    radial-gradient(circle at 90% 34%, var(--page-glow), transparent 28rem),
    var(--page-background);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-strong);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--highlight);
}

a:focus-visible {
  border-radius: 0.25rem;
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 10;
  top: 1rem;
  left: 1rem;
  padding: 0.7rem 1rem;
  border-radius: 0.6rem;
  background: var(--surface-solid);
  box-shadow: var(--shadow);
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-shell {
  width: min(100% - 2rem, 75rem);
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 7.5rem;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  color: var(--heading);
  font-size: 1.22rem;
  font-weight: 750;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand img {
  width: 3.25rem;
  height: 3.25rem;
  border: 1px solid var(--border);
  border-radius: 1rem;
  box-shadow: 0 8px 28px var(--page-glow);
}

.site-header > p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.content-grid {
  display: grid;
  grid-template-columns: 13.5rem minmax(0, 1fr);
  align-items: start;
  gap: 2.25rem;
}

.section-nav {
  position: sticky;
  top: 2rem;
  padding: 1.4rem;
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  background: var(--surface);
}

.section-nav > p {
  margin: 0 0 0.65rem;
  color: var(--heading);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.section-nav ol {
  display: grid;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.section-nav a {
  display: block;
  padding-block: 0.18rem;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.4;
  text-decoration: none;
}

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

.policy-card {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 1.8rem;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.policy-header,
.policy-card section {
  padding-inline: clamp(1.4rem, 5vw, 4.75rem);
}

.policy-header {
  padding-block: clamp(2.6rem, 8vw, 5.5rem) clamp(2.5rem, 7vw, 4.7rem);
  background:
    linear-gradient(135deg, var(--page-glow), transparent 58%),
    var(--surface);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--highlight);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2 {
  color: var(--heading);
  line-height: 1.16;
  text-wrap: balance;
}

h1 {
  max-width: 14ch;
  margin: 0;
  font-size: clamp(2.4rem, 7vw, 4.6rem);
  font-weight: 780;
  letter-spacing: -0.055em;
}

h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.3rem, 3vw, 1.7rem);
  letter-spacing: -0.025em;
}

.effective-date {
  margin: 1.4rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 650;
}

.introduction {
  max-width: 56ch;
  margin: 2rem 0 0;
  color: var(--heading);
  font-size: clamp(1.1rem, 2.4vw, 1.35rem);
  line-height: 1.55;
}

.policy-card section {
  padding-block: clamp(2rem, 5vw, 3.25rem);
  border-top: 1px solid var(--border);
  scroll-margin-top: 2rem;
}

.policy-card section p {
  max-width: 68ch;
  margin: 0;
}

.policy-card section p + p {
  margin-top: 1rem;
}

.site-footer {
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  padding-block: 2.6rem 3.25rem;
  color: var(--muted);
  font-size: 0.84rem;
  text-align: center;
}

.site-footer span:first-child {
  color: var(--heading);
  font-weight: 750;
}

.error-page {
  display: flex;
  width: min(100% - 2rem, 38rem);
  min-height: 100vh;
  margin-inline: auto;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.error-page img {
  width: 5.5rem;
  height: 5.5rem;
  margin-bottom: 1.75rem;
  border-radius: 1.65rem;
  box-shadow: var(--shadow);
}

.error-page h1 {
  font-size: clamp(2.2rem, 8vw, 4rem);
}

.error-page > p:not(.eyebrow) {
  margin: 1rem 0 1.5rem;
  color: var(--muted);
}

.button {
  display: inline-flex;
  padding: 0.75rem 1.1rem;
  border-radius: 0.75rem;
  background: var(--accent-strong);
  color: var(--surface-solid);
  font-weight: 720;
  text-decoration: none;
}

.button:hover {
  background: var(--highlight);
  color: var(--surface-solid);
}

@media (max-width: 52rem) {
  .content-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .section-nav {
    position: static;
    padding: 0.85rem 1rem;
    border-radius: 1rem;
  }

  .section-nav > p {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
  }

  .section-nav ol {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
  }

  .section-nav a {
    padding: 0.35rem 0.55rem;
  }
}

@media (max-width: 32rem) {
  .site-shell {
    width: min(100% - 1rem, 75rem);
  }

  .site-header {
    min-height: 6.25rem;
  }

  .site-header > p {
    display: none;
  }

  .policy-card {
    border-radius: 1.35rem;
  }

  .site-footer {
    flex-wrap: wrap;
  }
}

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