:root {
  color-scheme: light dark;
  --bg: #eef2ff;
  --bg-deep: #e2f8fb;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-solid: #ffffff;
  --surface-muted: rgba(240, 242, 250, 0.86);
  --text: #10172f;
  --muted: #68708a;
  --line: rgba(40, 49, 86, 0.10);
  --purple: #704cff;
  --violet: #9564ff;
  --cyan: #22c5dc;
  --green: #22c997;
  --amber: #ffb840;
  --coral: #ff5f78;
  --shadow: 0 22px 60px rgba(45, 48, 98, 0.13);
  --shadow-soft: 0 12px 36px rgba(45, 48, 98, 0.09);
  --radius-xl: 30px;
  --radius-lg: 23px;
  --radius-md: 17px;
  --content: 1120px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1324;
    --bg-deep: #101d29;
    --surface: rgba(27, 31, 51, 0.88);
    --surface-solid: #1b1f33;
    --surface-muted: rgba(39, 43, 66, 0.88);
    --text: #f7f8ff;
    --muted: #adb4ca;
    --line: rgba(255, 255, 255, 0.10);
    --purple: #8a72ff;
    --violet: #ac7cff;
    --cyan: #32d4e6;
    --green: #34d6a7;
    --amber: #ffc45b;
    --coral: #ff7187;
    --shadow: 0 22px 60px rgba(0, 0, 0, 0.30);
    --shadow-soft: 0 12px 36px rgba(0, 0, 0, 0.22);
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 8% 2%, rgba(112, 76, 255, 0.20), transparent 28rem),
    radial-gradient(circle at 92% 30%, rgba(34, 197, 220, 0.18), transparent 30rem),
    linear-gradient(155deg, var(--bg), var(--bg-deep));
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.45;
  background-image:
    linear-gradient(45deg, transparent 48%, rgba(112, 76, 255, 0.035) 49%, rgba(112, 76, 255, 0.035) 51%, transparent 52%),
    linear-gradient(-45deg, transparent 48%, rgba(34, 197, 220, 0.025) 49%, rgba(34, 197, 220, 0.025) 51%, transparent 52%);
  background-size: 160px 160px;
}

a {
  color: var(--purple);
  text-underline-offset: 0.16em;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid rgba(34, 197, 220, 0.75);
  outline-offset: 4px;
  border-radius: 8px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 99;
  padding: 10px 14px;
  color: #fff;
  background: #10172f;
  border-radius: 12px;
  transform: translateY(-150%);
}

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

.site-shell {
  width: min(var(--content), calc(100% - 36px));
  margin: 0 auto;
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-size: 18px;
  font-weight: 850;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.app-mark {
  display: grid;
  flex: 0 0 auto;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
  width: 46px;
  height: 46px;
  padding: 9px;
  overflow: hidden;
  background: linear-gradient(145deg, var(--purple), var(--violet) 55%, var(--cyan));
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 15px;
  box-shadow: 0 10px 26px rgba(112, 76, 255, 0.28);
}

.app-mark i {
  display: block;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 3px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.site-nav a {
  padding: 9px 15px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 720;
  text-decoration: none;
  border-radius: 999px;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text);
  background: var(--surface-solid);
}

main {
  padding: 38px 0 70px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(300px, 0.88fr);
  align-items: center;
  gap: clamp(36px, 7vw, 88px);
  min-height: 570px;
  padding: 42px 0 72px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  color: var(--purple);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 9px;
  height: 9px;
  content: "";
  background: linear-gradient(135deg, var(--purple), var(--cyan));
  border-radius: 50%;
  box-shadow: 0 0 0 6px rgba(112, 76, 255, 0.10);
}

h1,
h2,
h3 {
  line-height: 1.12;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(44px, 7.3vw, 76px);
  font-weight: 900;
}

.gradient-text {
  color: transparent;
  background: linear-gradient(100deg, var(--purple), var(--violet) 48%, var(--cyan));
  background-clip: text;
  -webkit-background-clip: text;
}

.lead {
  max-width: 660px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 21px);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 20px;
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  background: linear-gradient(135deg, var(--purple), var(--violet));
  border: 1px solid rgba(255, 255, 255, 0.20);
  border-radius: 16px;
  box-shadow: 0 12px 28px rgba(112, 76, 255, 0.25);
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.button:hover {
  color: #fff;
  box-shadow: 0 16px 34px rgba(112, 76, 255, 0.32);
  transform: translateY(-2px);
}

.button.secondary {
  color: var(--text);
  background: var(--surface);
  border-color: var(--line);
  box-shadow: var(--shadow-soft);
}

.button.secondary:hover {
  color: var(--text);
}

.board-card {
  position: relative;
  max-width: 430px;
  margin-inline: auto;
  padding: clamp(20px, 4vw, 32px);
  overflow: hidden;
  background: linear-gradient(150deg, rgba(19, 24, 53, 0.98), rgba(112, 76, 255, 0.90) 54%, rgba(34, 197, 220, 0.90));
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 36px;
  box-shadow: 0 34px 80px rgba(45, 48, 98, 0.30);
  transform: rotate(1.5deg);
}

.board-card::after {
  position: absolute;
  top: -90px;
  right: -70px;
  width: 220px;
  height: 220px;
  content: "";
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}

.board-label {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  margin-bottom: 18px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.mini-board {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.20);
  border-radius: 24px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.mini-board span {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  color: #fff;
  font-size: clamp(27px, 5vw, 43px);
  font-weight: 860;
  background: rgba(255, 255, 255, 0.11);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 16px;
}

.mini-board span:nth-child(2),
.mini-board span:nth-child(6) {
  color: rgba(255, 255, 255, 0.25);
}

.board-footer {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 18px;
  color: #fff;
  font-size: 14px;
  font-weight: 750;
}

.section {
  padding: 42px 0;
}

.section-heading {
  max-width: 680px;
  margin-bottom: 24px;
}

.section-heading h2,
.legal-hero h1 {
  margin: 0;
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 880;
}

.section-heading p,
.legal-hero p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.feature-grid,
.link-grid,
.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature-card,
.link-card,
.summary-card,
.legal-card,
.support-card {
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.feature-card,
.link-card,
.summary-card {
  padding: 24px;
  border-radius: var(--radius-lg);
}

.feature-icon,
.card-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: 18px;
  color: #fff;
  font-size: 19px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--purple), var(--violet));
  border-radius: 14px;
  box-shadow: 0 10px 24px rgba(112, 76, 255, 0.22);
}

.feature-card:nth-child(2) .feature-icon,
.link-card.support .card-icon {
  background: linear-gradient(135deg, var(--cyan), var(--green));
}

.feature-card:nth-child(3) .feature-icon {
  background: linear-gradient(135deg, var(--amber), var(--coral));
}

.feature-card h3,
.link-card h3,
.summary-card h3,
.support-card h2 {
  margin: 0 0 8px;
  font-size: 19px;
}

.feature-card p,
.link-card p,
.summary-card p,
.support-card p {
  margin: 0;
  color: var(--muted);
}

.link-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.link-card {
  position: relative;
  display: block;
  min-height: 220px;
  color: var(--text);
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease;
}

.link-card:hover {
  color: var(--text);
  border-color: rgba(112, 76, 255, 0.30);
  transform: translateY(-3px);
}

.link-card .arrow {
  position: absolute;
  right: 24px;
  bottom: 22px;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  color: var(--purple);
  background: rgba(112, 76, 255, 0.10);
  border-radius: 50%;
}

.legal-hero {
  padding: 50px 0 34px;
}

.updated {
  display: inline-flex;
  margin-top: 20px;
  padding: 7px 12px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
}

.legal-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  align-items: start;
  gap: 22px;
}

.toc {
  position: sticky;
  top: 20px;
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.toc strong {
  display: block;
  margin-bottom: 9px;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.toc a {
  display: block;
  padding: 6px 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
  text-decoration: none;
  border-radius: 9px;
}

.toc a:hover {
  color: var(--text);
  background: var(--surface-muted);
}

.legal-card {
  padding: clamp(24px, 5vw, 46px);
  border-radius: var(--radius-xl);
}

.legal-card section {
  scroll-margin-top: 24px;
}

.legal-card section + section {
  padding-top: 30px;
  margin-top: 30px;
  border-top: 1px solid var(--line);
}

.legal-card h2 {
  margin: 0 0 12px;
  font-size: 24px;
  font-weight: 850;
}

.legal-card h3 {
  margin: 24px 0 8px;
  font-size: 17px;
}

.legal-card p,
.legal-card li,
.legal-card dd {
  color: var(--muted);
}

.legal-card p {
  margin: 10px 0;
}

.legal-card ul,
.legal-card ol {
  padding-left: 22px;
}

.legal-card li + li {
  margin-top: 7px;
}

.notice {
  padding: 18px 20px;
  margin: 18px 0;
  color: var(--text);
  background: linear-gradient(135deg, rgba(112, 76, 255, 0.10), rgba(34, 197, 220, 0.09));
  border: 1px solid rgba(112, 76, 255, 0.18);
  border-radius: var(--radius-md);
}

.notice strong {
  display: block;
  margin-bottom: 4px;
}

.data-list {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
}

.data-row {
  display: grid;
  grid-template-columns: minmax(150px, 0.32fr) minmax(0, 0.68fr);
  gap: 18px;
  padding: 16px;
  background: var(--surface-muted);
  border: 1px solid var(--line);
  border-radius: 15px;
}

.data-row dt {
  font-weight: 800;
}

.data-row dd {
  margin: 0;
}

.support-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.support-card {
  padding: 26px;
  border-radius: var(--radius-lg);
}

.support-card.wide {
  grid-column: 1 / -1;
}

.support-card ul,
.support-card ol {
  padding-left: 21px;
  color: var(--muted);
}

.support-card li + li {
  margin-top: 7px;
}

.email-link {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 17px;
  margin-top: 16px;
  color: #fff;
  font-weight: 780;
  text-decoration: none;
  background: linear-gradient(135deg, var(--purple), var(--violet));
  border-radius: 15px;
}

.email-link:hover {
  color: #fff;
}

.site-footer {
  padding: 28px 0 38px;
  color: var(--muted);
  font-size: 14px;
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-links a {
  color: var(--muted);
  font-weight: 650;
  text-decoration: none;
}

.error-page {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 98px);
  padding: 30px 0 70px;
}

.error-card {
  width: min(590px, 100%);
  padding: clamp(28px, 6vw, 52px);
  text-align: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 34px;
  box-shadow: var(--shadow);
}

.error-code {
  margin: 0;
  color: transparent;
  font-size: clamp(74px, 18vw, 128px);
  font-weight: 920;
  line-height: 0.9;
  letter-spacing: -0.08em;
  background: linear-gradient(120deg, var(--purple), var(--cyan));
  background-clip: text;
  -webkit-background-clip: text;
}

.error-card h1 {
  margin-top: 22px;
  font-size: clamp(30px, 7vw, 42px);
}

.error-card p {
  max-width: 430px;
  margin: 14px auto 26px;
  color: var(--muted);
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    text-align: center;
  }

  .hero-copy .eyebrow,
  .actions {
    justify-content: center;
  }

  .lead {
    margin-inline: auto;
  }

  .board-card {
    width: min(430px, 100%);
  }

  .feature-grid,
  .summary-grid {
    grid-template-columns: 1fr;
  }

  .legal-layout {
    grid-template-columns: 1fr;
  }

  .toc {
    position: static;
  }
}

@media (max-width: 640px) {
  .site-shell {
    width: min(100% - 24px, var(--content));
  }

  .site-header {
    align-items: flex-start;
    padding: 16px 0;
  }

  .brand span:last-child {
    display: none;
  }

  .site-nav a {
    padding: 8px 11px;
    font-size: 13px;
  }

  main {
    padding-top: 16px;
  }

  .hero {
    gap: 42px;
    padding: 28px 0 54px;
  }

  h1 {
    font-size: clamp(42px, 14vw, 58px);
  }

  .link-grid,
  .support-layout {
    grid-template-columns: 1fr;
  }

  .support-card.wide {
    grid-column: auto;
  }

  .data-row {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .legal-card {
    padding: 23px 19px;
    border-radius: 24px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media print {
  body {
    color: #111;
    background: #fff;
  }

  body::before,
  .site-header,
  .toc,
  .site-footer,
  .actions {
    display: none !important;
  }

  main,
  .legal-hero {
    padding: 0;
  }

  .legal-layout {
    display: block;
  }

  .legal-card {
    padding: 0;
    border: 0;
    box-shadow: none;
  }

  .legal-card p,
  .legal-card li,
  .legal-card dd {
    color: #333;
  }
}