.auth-body {
  margin: 0;
  min-height: 100dvh;
  background:
    radial-gradient(760px 380px at 50% 0%, rgba(156, 47, 47, 0.11), transparent 68%),
    var(--bg-base);
  color: var(--ink);
  display: grid;
  place-items: center;
  padding: 28px 20px;
}

.auth-card {
  width: 100%;
  max-width: 396px;
}

.auth-head {
  text-align: center;
  margin-bottom: 26px;
}

.auth-mark {
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: 16px;
  color: var(--brand-hot);
  background: var(--bg-panel);
  border: 1px solid var(--line-strong);
  box-shadow: 0 0 52px rgba(194, 59, 59, 0.26);
}

.auth-head h1 {
  font-size: 1.42rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin: 0 0 6px;
}

.auth-head p {
  margin: 0;
  font-size: 0.86rem;
  color: var(--ink-dim);
}

.auth-panel {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  padding: 22px;
}

.tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--line-strong);
  margin-bottom: 20px;
}

.tab {
  padding: 9px 0;
  background: none;
  border: none;
  color: var(--ink-faint);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.13s ease, color 0.13s ease;
}

.tab:first-child { border-right: 1px solid var(--line-strong); }
.tab:hover { color: var(--ink-dim); }

.tab[aria-selected="true"] {
  background: var(--bg-raised);
  color: var(--ink);
  box-shadow: inset 0 -2px 0 var(--brand-hot);
}

.field { margin-bottom: 14px; }

.field label {
  display: block;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--ink-faint);
  margin-bottom: 6px;
}

.field input {
  width: 100%;
  height: var(--control);
  background: var(--bg-base);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  padding: 0 12px;
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.13s ease, box-shadow 0.13s ease;
}

.field input::placeholder { color: #4d4d57; }

.field input:focus {
  border-color: #45454f;
  box-shadow: 0 0 0 3px rgba(194, 59, 59, 0.09);
}

.submit {
  width: 100%;
  height: var(--control);
  margin-top: 6px;
  background: var(--brand);
  color: #fff;
  border: none;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: background 0.13s ease, opacity 0.13s ease;
}

.submit:hover:not(:disabled) { background: var(--brand-hot); }
.submit:disabled { opacity: 0.5; cursor: default; }

.notice {
  display: flex;
  gap: 8px;
  font-size: 0.81rem;
  line-height: 1.45;
  padding: 10px 12px;
  margin-bottom: 16px;
  border: 1px solid #4a2222;
  border-left-width: 2px;
  background: rgba(156, 47, 47, 0.1);
  color: #eda5a5;
}

.notice[hidden] { display: none; }

.auth-foot {
  margin-top: 18px;
  text-align: center;
  font-size: 11.5px;
  color: var(--ink-faint);
}

.auth-foot a {
  color: var(--ink-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.auth-foot a:hover { color: var(--ink); }

.hint {
  margin: 7px 0 0;
  font-size: 10.5px;
  color: var(--ink-faint);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

.turnstile-slot:not(:empty) {
  margin: 4px 0 14px;
  min-height: 65px;
}

.code-input {
  font-family: ui-monospace, 'Cascadia Mono', Consolas, monospace;
  font-size: 1.5rem !important;
  letter-spacing: 0.45em;
  text-align: center;
  text-indent: 0.45em;
  height: 54px !important;
}

.verify-lead {
  margin: 0 0 18px;
  font-size: 0.87rem;
  line-height: 1.6;
  color: var(--ink-dim);
}

.verify-lead strong {
  color: var(--ink);
  font-weight: 600;
  overflow-wrap: anywhere;
}

.verify-actions {
  margin: 16px 0 0;
  text-align: center;
  font-size: 0.8rem;
  color: var(--ink-faint);
}

.link-btn {
  background: none;
  border: none;
  padding: 0;
  font-family: inherit;
  font-size: inherit;
  color: var(--ink-dim);
  cursor: pointer;
  border-bottom: 1px solid var(--line-strong);
}

.link-btn:hover:not(:disabled) { color: var(--ink); }
.link-btn:disabled { opacity: 0.5; cursor: default; }