:root {
  --ink: #1a1a18;
  --ink-light: #5a5a55;
  --ink-faint: #9a9a93;
  --paper: #f5f0e8;
  --paper-2: #ede8dd;
  --cream: #faf7f2;
  --accent: #6b5c3e;
  --accent-2: #8a7456;
  --line: rgba(90, 90, 85, 0.13);
  --font-serif: "EB Garamond", "Noto Serif SC", Georgia, serif;
  --font-sans: "Noto Sans SC", system-ui, sans-serif;
}

.reader-auth-page {
  min-height: 100vh;
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-sans);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.028'/%3E%3C/svg%3E");
}

.reader-login-shell {
  width: min(920px, calc(100% - 40px));
  min-height: 100vh;
  margin: 0 auto;
  display: grid;
  align-content: center;
  gap: 32px;
}

.reader-login-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
  font-family: var(--font-serif);
  font-size: 18px;
}

.reader-login-brand em {
  color: var(--accent-2);
  font-style: italic;
}

.reader-login-mark {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.reader-login-panel {
  width: min(520px, 100%);
  padding: 38px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(245, 240, 232, 0.72);
  box-shadow: 0 14px 50px rgba(26, 26, 24, 0.08);
}

.reader-login-kicker {
  margin: 0 0 12px;
  color: var(--ink-faint);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.reader-login-panel h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(36px, 8vw, 54px);
  font-weight: 400;
  line-height: 1.08;
}

.reader-login-copy {
  max-width: 430px;
  margin: 18px 0 28px;
  color: var(--ink-light);
  line-height: 1.8;
}

.reader-login-form {
  display: grid;
  gap: 16px;
}

.reader-login-form label {
  display: grid;
  gap: 7px;
  color: var(--ink-light);
  font-size: 13px;
}

.reader-login-form input {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--cream);
  color: var(--ink);
  font: inherit;
}

.reader-login-form input:focus {
  outline: 2px solid rgba(107, 92, 62, 0.22);
  border-color: var(--accent-2);
}

.reader-login-form button,
.reader-auth-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  background: var(--ink);
  color: var(--cream);
  font: inherit;
  text-decoration: none;
  cursor: pointer;
}

.reader-login-error {
  margin: 0;
  color: #9b2c2c;
  font-size: 13px;
}

.reader-login-note {
  display: grid;
  gap: 4px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--ink-faint);
  font-size: 13px;
  line-height: 1.7;
}

.reader-login-note strong {
  color: var(--ink-light);
}

.reader-lock-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--accent);
  background: rgba(107, 92, 62, 0.06);
  font-size: 12px;
  line-height: 1;
}

.reader-lock-badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-2);
}

.reader-only-locked {
  position: relative;
}

.reader-only-locked [data-reader-preview="blur"] {
  filter: blur(3px);
  user-select: none;
  pointer-events: none;
}

.reader-gate-panel {
  margin: 24px 0;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(245, 240, 232, 0.72);
}

.reader-gate-panel h2 {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-weight: 400;
}

.reader-gate-panel p {
  margin: 0 0 16px;
  color: var(--ink-light);
}

@media (max-width: 640px) {
  .reader-login-shell {
    width: min(100% - 28px, 920px);
  }

  .reader-login-panel {
    padding: 28px 22px;
  }
}