:root {
  color-scheme: dark;
  --bg: #05060A;
  --surface: #090C14;
  --ink: #F4F6FA;
  --body: rgba(244, 246, 250, 0.82);
  --muted: #8E96A8;
  --corona: #E2E8F4;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(226, 232, 244, 0.18);
}

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

html {
  background: var(--bg);
  color-scheme: dark;
}

body {
  margin: 0;
  background-color: var(--bg);
  background-image:
    radial-gradient(circle at 80% 14%, rgba(203, 213, 225, 0.06) 0%, rgba(148, 163, 184, 0.02) 32%, transparent 62%),
    radial-gradient(1px 1px at 14% 18%, rgba(244, 246, 250, 0.32) 50%, transparent 100%),
    radial-gradient(1.5px 1.5px at 36% 9%, rgba(226, 232, 244, 0.26) 50%, transparent 100%),
    radial-gradient(1px 1px at 64% 24%, rgba(244, 246, 250, 0.24) 50%, transparent 100%),
    radial-gradient(1.5px 1.5px at 84% 38%, rgba(226, 232, 244, 0.28) 50%, transparent 100%),
    radial-gradient(1px 1px at 22% 72%, rgba(244, 246, 250, 0.22) 50%, transparent 100%),
    radial-gradient(1px 1px at 76% 82%, rgba(226, 232, 244, 0.24) 50%, transparent 100%);
  color: var(--ink);
  font-family: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--ink);
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
  transition:
    color 180ms ease,
    border-color 180ms ease;
}

a:hover {
  color: #FFFFFF;
}

a:focus-visible {
  outline: 1px solid var(--corona);
  outline-offset: 4px;
}

::selection {
  background: rgba(226, 232, 244, 0.18);
  color: var(--ink);
}

.document {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  width: 100%;
}

.site-header {
  width: 100%;
  border-bottom: 1px solid var(--line);
  padding: 1.5rem 5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  background: rgba(5, 6, 10, 0.84);
  backdrop-filter: blur(8px);
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-mark {
  width: 18px;
  height: 18px;
  background: url("/vecna-icon.svg?v=6") center / contain no-repeat;
  border-radius: 50%;
  display: inline-block;
}

.brand-label {
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.78125rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.header-link {
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
}

.header-link:hover,
.header-link[aria-current="page"] {
  color: var(--ink);
}

.contact {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5rem 0.95rem;
  border: 1px solid rgba(244, 246, 250, 0.28);
  background: rgba(9, 12, 20, 0.72);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--ink);
  text-decoration: none;
  transition:
    border-color 220ms ease,
    box-shadow 220ms ease,
    background-color 220ms ease;
}

.contact:hover {
  border-color: var(--corona);
  background-color: rgba(226, 232, 244, 0.06);
  box-shadow: 0 0 24px rgba(226, 232, 244, 0.14);
}

.contact .arrow {
  display: inline-block;
  transition: transform 180ms ease;
}

.contact:hover .arrow {
  transform: translateX(3px);
}

.reading {
  width: 100%;
  max-width: 680px;
  margin: 0 auto;
  padding: 4.5rem 2rem 6rem;
  font-size: 1.03125rem;
  line-height: 1.72;
  color: var(--body);
}

.section-rule {
  width: 36px;
  height: 2px;
  background-color: var(--corona);
  margin-bottom: 1.25rem;
}

.reading h1 {
  font-family: "Sora", "IBM Plex Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--ink);
  font-size: clamp(2.125rem, 3.8vw, 3rem);
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: -0.03em;
  margin: 0 0 0.875rem;
}

.reading h1 em {
  font-style: normal;
  color: #CBD5E1;
}

.reading .meta {
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 2rem;
}

.reading .intro {
  font-size: 1.15rem;
  line-height: 1.62;
  color: rgba(244, 246, 250, 0.9);
  margin: 0 0 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line);
}

.reading h2 {
  font-family: "Sora", "IBM Plex Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--ink);
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.015em;
  margin: 2.5rem 0 0.75rem;
}

.reading p {
  margin: 0 0 1.125rem;
  max-width: 64ch;
  text-wrap: pretty;
}

.reading ol {
  padding-left: 1.375rem;
  margin: 0 0 1.25rem;
  max-width: 62ch;
}

.reading li {
  padding-left: 0.375rem;
  margin-bottom: 0.75rem;
  text-wrap: pretty;
}

.reading strong {
  color: var(--ink);
  font-weight: 600;
}

.consent-preview {
  margin: 2rem 0 1rem;
  padding: 2rem;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: 0;
}

.preview-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.preview-brand {
  letter-spacing: 0.18em;
  color: var(--ink);
}

.consent-preview h2 {
  font-family: "Sora", "IBM Plex Sans", sans-serif;
  font-size: 1.25rem;
  line-height: 1.35;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0 0 1rem;
}

.consent-preview .notice {
  font-size: 0.875rem;
  line-height: 1.68;
  color: var(--body);
  margin: 0 0 1.25rem;
}

.preview-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;
  font-size: 0.75rem;
  color: #CBD5E1;
}

.preview-bottom {
  border-top: 1px solid var(--line);
  margin-top: 1.5rem;
  padding-top: 1.375rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.preview-choice {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  max-width: 280px;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--ink);
}

.preview-checkbox {
  flex-shrink: 0;
  width: 15px;
  height: 15px;
  border: 1px solid rgba(244, 246, 250, 0.45);
  border-radius: 0;
  background: var(--bg);
}

.preview-button {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 0.875rem;
  min-height: 40px;
  border: 1px solid rgba(244, 246, 250, 0.28);
  border-radius: 0;
  background: rgba(5, 6, 10, 0.8);
  color: var(--muted);
  padding: 0.625rem 1rem;
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  line-height: 1.4;
  cursor: default;
}

.preview-caption {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1.25rem;
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--muted);
}

.preview-caption a {
  color: #CBD5E1;
}

.enrollment {
  margin-top: 2.5rem;
}

.enrollment h2 {
  margin-top: 0;
}

.fine {
  font-size: 0.875rem;
  color: var(--muted);
  margin-top: 1.25rem !important;
}

.site-footer {
  margin-top: auto;
  width: 100%;
  border-top: 1px solid var(--line);
  padding: 1.875rem 5rem 2.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--muted);
}

.site-footer p {
  margin: 0;
  letter-spacing: 0.03em;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.site-footer a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-footer a:hover,
.site-footer a[aria-current="page"] {
  color: var(--ink);
}

.skip {
  position: absolute;
  top: 10px;
  left: 2rem;
  padding: 0.5rem 0.75rem;
  background: var(--surface);
  border: 1px solid var(--corona);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;
  font-size: 0.75rem;
  z-index: 20;
  transform: translateY(-200%);
}

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

@media (max-width: 1040px) {
  .site-header {
    padding: 1.25rem 2.5rem;
  }

  .site-footer {
    padding: 1.75rem 2.5rem 2rem;
  }
}

@media (max-width: 680px) {
  .site-header {
    padding: 1.125rem 1.5rem;
    flex-wrap: wrap;
  }

  .header-nav {
    gap: 1rem;
  }

  .reading {
    padding: 3rem 1.5rem 4rem;
    font-size: 0.96875rem;
  }

  .reading .intro {
    font-size: 1.0625rem;
  }

  .consent-preview {
    padding: 1.5rem;
  }

  .preview-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 1.125rem;
  }

  .preview-button {
    align-self: stretch;
    justify-content: center;
  }

  .site-footer {
    padding: 1.5rem 1.5rem 2rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}