body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  background: #f8fafc;
  color: #0f172a;
}

a {
  color: inherit;
}

code,
pre {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

.page-home .layout {
  max-width: 48rem;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

.page-header,
.section-heading,
.card,
.notice {
  margin-bottom: 2rem;
}

.page-header h1,
.login-card h1 {
  margin: 0;
  font-size: 2rem;
  line-height: 1.2;
}

.section-heading h2,
.card h2 {
  margin: 0 0 0.5rem;
  font-size: 1.5rem;
}

.card h3,
.notice h3 {
  margin: 0 0 0.75rem;
  font-size: 1.125rem;
}

.lede,
.muted {
  color: #475569;
}

.card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 0.9rem;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
  padding: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1.25rem;
  padding: 0.85rem 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
}

.button-primary {
  background: #0f172a;
  color: #ffffff;
}

.button-primary:hover {
  background: #334155;
}

.button-secondary {
  background: #ffffff;
  border-color: #cbd5e1;
  color: #0f172a;
}

.button-secondary:hover {
  background: #f8fafc;
}

.button-full {
  width: 100%;
}

pre {
  overflow-x: auto;
  margin: 1rem 0 0;
  padding: 1rem;
  border-radius: 0.75rem;
  background: #0f172a;
  color: #f8fafc;
  font-size: 0.8rem;
}

.note,
.page-footer {
  color: #64748b;
  font-size: 0.8rem;
}

.page-footer {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid #e2e8f0;
}

.notice {
  padding: 1.25rem 1.5rem;
  border-radius: 0.9rem;
}

.notice-warn {
  background: #fffbeb;
  border: 1px solid #fde68a;
  color: #92400e;
}

.notice-error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
  margin-top: 1rem;
}

.hidden {
  display: none;
}

.login-layout {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.login-card {
  width: min(100%, 26rem);
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 1rem;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
  padding: 2rem;
}

.icon-google {
  width: 1.25rem;
  height: 1.25rem;
}

@media (max-width: 640px) {
  .page-home .layout {
    padding: 2rem 1rem;
  }

  .login-card {
    padding: 1.5rem;
  }
}