:root {
  color-scheme: light;
  --paper: #f5f5f7;
  --ink: #1d1d1f;
  --muted: #6e6e73;
  --line: #d2d2d7;
  --accent: #0071e3;
  --accent-dark: #0057b8;
  --white: #ffffff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.08);
  --radius: 8px;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--paper);
  color: var(--ink);
}

body {
  min-height: 100vh;
  margin: 0;
  background: var(--paper);
}

a {
  color: inherit;
}

.site-shell {
  width: min(980px, calc(100% - 32px));
  min-height: 100vh;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.topbar {
  min-height: 86px;
}

.nav-link {
  font-size: 0.9rem;
  color: var(--muted);
  text-decoration: none;
}

.hero {
  flex: 1;
  display: grid;
  place-items: center;
  padding: clamp(72px, 11vw, 132px) 0 clamp(80px, 12vw, 150px);
  text-align: center;
}

.eyebrow {
  width: fit-content;
  margin: 0 auto 20px;
  color: var(--accent);
  font-size: clamp(1.08rem, 1.7vw, 1.32rem);
  font-weight: 650;
  letter-spacing: 0;
}

h1 {
  max-width: 11ch;
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  font-size: clamp(4.7rem, 13vw, 10.5rem);
  line-height: 0.92;
  font-weight: 760;
  letter-spacing: -0.035em;
}

.lead {
  max-width: 760px;
  margin: 30px auto 0;
  color: var(--muted);
  font-size: clamp(1.42rem, 2.8vw, 2.25rem);
  font-weight: 560;
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.nav-link:focus-visible {
  outline: 3px solid rgba(0, 113, 227, 0.28);
  outline-offset: 3px;
}

.notes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  max-width: 640px;
  margin: clamp(52px, 7vw, 76px) auto 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
  text-align: left;
}

.note {
  min-height: 132px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.82);
}

.note strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.note span {
  color: var(--muted);
  font-size: 0.96rem;
  line-height: 1.45;
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0 28px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.86rem;
}

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

.footer-links a {
  color: inherit;
  text-decoration: none;
}

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

.footer-links a:focus-visible {
  outline: 3px solid rgba(0, 113, 227, 0.28);
  outline-offset: 3px;
}

.legal-page {
  flex: 1;
  padding: clamp(42px, 8vw, 92px) 0 clamp(72px, 10vw, 120px);
}

.legal-document {
  max-width: 760px;
  margin: 0 auto;
}

.legal-kicker {
  margin: 0 0 16px;
  color: var(--accent);
  font-size: 1rem;
  font-weight: 650;
}

.legal-document h1 {
  max-width: 12ch;
  font-size: clamp(3.2rem, 9vw, 6.4rem);
}

.legal-intro {
  max-width: 680px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: clamp(1.24rem, 2.4vw, 1.82rem);
  font-weight: 560;
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.legal-section {
  padding-top: 34px;
  margin-top: 34px;
  border-top: 1px solid var(--line);
}

.legal-section h2 {
  margin: 0 0 12px;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}

.legal-section p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.58;
}

.legal-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
}

.legal-list li {
  margin: 8px 0;
  line-height: 1.55;
}

.legal-note {
  margin-top: 40px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.74);
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.48;
}

.auth-page {
  flex: 1;
  display: grid;
  place-items: center;
  padding: 56px 0;
}

.auth-panel {
  width: min(680px, 100%);
  padding: clamp(24px, 5vw, 44px);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--shadow);
}

.auth-panel h1 {
  max-width: 11ch;
  font-size: clamp(3.4rem, 10vw, 6.7rem);
}

.status {
  margin-top: 28px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--muted);
  line-height: 1.5;
}

.status strong {
  color: var(--ink);
}

.status code {
  display: block;
  margin-top: 10px;
  padding: 10px;
  border-radius: 6px;
  background: var(--ink);
  color: var(--white);
  white-space: pre-wrap;
  word-break: break-word;
}

.auth-values {
  display: grid;
  gap: 14px;
  margin-top: 32px;
}

.auth-value {
  display: grid;
  gap: 8px;
}

.auth-label {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.auth-value code {
  display: block;
  min-height: 46px;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  font-family: "SF Mono", ui-monospace, Menlo, Consolas, monospace;
  font-size: 0.95rem;
  line-height: 1.35;
  white-space: pre-wrap;
  word-break: break-word;
}

.copy-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: stretch;
}

.copy-button {
  min-width: 84px;
  border: 0;
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--white);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

.copy-button:disabled {
  background: var(--line);
  color: var(--muted);
  cursor: default;
}

.copy-button:focus-visible {
  outline: 3px solid rgba(0, 113, 227, 0.28);
  outline-offset: 3px;
}

.copy-status {
  min-height: 1.4em;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 0.94rem;
}

@media (max-width: 860px) {
  .hero {
    padding-top: 56px;
  }

  h1 {
    max-width: 10ch;
  }
}

@media (max-width: 640px) {
  .site-shell {
    width: min(100% - 24px, 1120px);
  }

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

  .notes {
    grid-template-columns: 1fr;
  }

  .copy-row {
    grid-template-columns: 1fr;
  }
}