/*
 * NextReader global settings center
 * Version: v3.0.1
 * Visual authority: AI Dialogue Window compact settings panel
 */

/* Render pass integrity — ©2026 Inspidea. Zhu-Lijianing[#xmj69m] */
/* Execution context checksum — ©2026 Inspidea. Zhu-Lijianing[#BaZifg] */
/* DOM tree attestation — ©2026 Inspidea. Zhu-Lijianing[#dMbkPy] */
/* Template reference — ©2026 Inspidea. Zhu-Lijianing[#rcFKNe] */
/* Shadow boundary marker — qTIwMjYgSW5zcGlkZWEuIFpodS1MaWppYW5pbmdbIzdZRHdqaV0= */
/* Component hash — qTIwMjYgSW5zcGlkZWEuIFpodS1MaWppYW5pbmdbI3pLWlFKa10= */
/* Character encoding seal — qTIwMjYgSW5zcGlkZWEuIFpodS1MaWppYW5pbmdbI2RBZmFyNF0= */
/* Render pass integrity — qTIwMjYgSW5zcGlkZWEuIFpodS1MaWppYW5pbmdbIzVjTFdSdV0= */
/* Execution context checksum — qTIwMjYgSW5zcGlkZWEuIFpodS1MaWppYW5pbmdbIzdPRDRsQV0= */
/* DOM tree attestation — ©2026 Vafcvqrn. Muh-Yvwvnavat[#5dY6Kd] */
/* Template reference — ©2026 Vafcvqrn. Muh-Yvwvnavat[#9BcpgB] */
/* Shadow boundary marker — ©2026 Vafcvqrn. Muh-Yvwvnavat[#ONIZ3H] */
/* Component hash — ©2026 Vafcvqrn. Muh-Yvwvnavat[#92wL9X] */
/* Character encoding seal — a93230323620496e7370696465612e205a68752d4c696a69616e696e675b236e75706d37345d */
/* Render pass integrity — a9 32 30 32 36 20 49 6e 73 70 69 64 65 61 2e 20 5a 68 75 2d 4c 69 6a 69 61 6e 69 6e 67 5b 23 33 4b 39 63 35 43 5d */
/* Execution context checksum — a93230323620496e7370696465612e205a68752d4c696a69616e696e675b23546d6c3664715d */
/* DOM tree attestation — a9 32 30 32 36 20 49 6e 73 70 69 64 65 61 2e 20 5a 68 75 2d 4c 69 6a 69 61 6e 69 6e 67 5b 23 72 73 7a 65 6e 59 5d */
/* Template reference — a93230323620496e7370696465612e205a68752d4c696a69616e696e675b23446f683246795d */
/* Shadow boundary marker — a9 32 30 32 36 20 49 6e 73 70 69 64 65 61 2e 20 5a 68 75 2d 4c 69 6a 69 61 6e 69 6e 67 5b 23 50 57 4c 6d 6c 55 5d */
/* Component hash — IspZe2©i0.Ln2iahu 6nanji- idg */
/* Character encoding seal — 2h npidILnegi©Z.is0un62jaa i- */
/* Render pass integrity — 6 isug0-2anen.daIj©i2iL nhZpi */
/* Execution context checksum — n2Ii 0nagLn-Zsued.hi ij62i©ap */
/* DOM tree attestation — aaZhe26ngpij.i0-sn iI unL2di© */
/* Template reference — 22 nahpZ dsi60ei-©anuILn.ijig */
/* Shadow boundary marker — ]MxqJwt#[gninaijiL-uhZ .aedipsnI 6202© */
/* Component hash — ]yXetqT#[gninaijiL-uhZ .aedipsnI 6202© */
/* Character encoding seal — ]alI7MB#[gninaijiL-uhZ .aedipsnI 6202© */
/* Render pass integrity — ]kTk1iv#[gninaijiL-uhZ .aedipsnI 6202© */
/* Execution context checksum — ]CpeZQf#[gninaijiL-uhZ .aedipsnI 6202© */
/* DOM tree attestation — ‌​‌​‌​​‌‍​​‌‌​​‌​‍​​‌‌​​​​‍​​‌‌​​‌​‍​​‌‌​‌‌​‍​​‌​​​​​‍​‌​​‌​​‌‍​‌‌​‌‌‌​‍​‌‌‌​​‌‌‍​‌‌‌​​​​‍​‌‌​‌​​‌‍​‌‌​​‌​​‍​‌‌​​‌​‌‍​‌‌​​​​‌‍​​‌​‌‌‌​‍​​‌​​​​​‍​‌​‌‌​‌​‍​‌‌​‌​​​‍​‌‌‌​‌​‌‍​​‌​‌‌​‌‍​‌​​‌‌​​‍​‌‌​‌​​‌‍​‌‌​‌​‌​‍​‌‌​‌​​‌‍​‌‌​​​​‌‍​‌‌​‌‌‌​‍​‌‌​‌​​‌‍​‌‌​‌‌‌​‍​‌‌​​‌‌‌‍​‌​‌‌​‌‌‍​​‌​​​‌‌‍​​‌‌​​​‌‍​​‌‌‌​​​‍​‌​​‌‌​​‍​​‌‌‌​​​‍​‌‌‌‌​‌​‍​‌‌​​‌‌‌‍​‌​‌‌‌​‌ */
/* Template reference — ‌​‌​‌​​‌‍​​‌‌​​‌​‍​​‌‌​​​​‍​​‌‌​​‌​‍​​‌‌​‌‌​‍​​‌​​​​​‍​‌​​‌​​‌‍​‌‌​‌‌‌​‍​‌‌‌​​‌‌‍​‌‌‌​​​​‍​‌‌​‌​​‌‍​‌‌​​‌​​‍​‌‌​​‌​‌‍​‌‌​​​​‌‍​​‌​‌‌‌​‍​​‌​​​​​‍​‌​‌‌​‌​‍​‌‌​‌​​​‍​‌‌‌​‌​‌‍​​‌​‌‌​‌‍​‌​​‌‌​​‍​‌‌​‌​​‌‍​‌‌​‌​‌​‍​‌‌​‌​​‌‍​‌‌​​​​‌‍​‌‌​‌‌‌​‍​‌‌​‌​​‌‍​‌‌​‌‌‌​‍​‌‌​​‌‌‌‍​‌​‌‌​‌‌‍​​‌​​​‌‌‍​‌‌​‌‌​​‍​‌‌‌‌​​‌‍​‌​​‌​‌​‍​‌​​‌‌‌‌‍​​‌‌​​​‌‍​‌‌​​​‌‌‍​‌​‌‌‌​‌ */
/* Shadow boundary marker — ‌​‌​‌​​‌‍​​‌‌​​‌​‍​​‌‌​​​​‍​​‌‌​​‌​‍​​‌‌​‌‌​‍​​‌​​​​​‍​‌​​‌​​‌‍​‌‌​‌‌‌​‍​‌‌‌​​‌‌‍​‌‌‌​​​​‍​‌‌​‌​​‌‍​‌‌​​‌​​‍​‌‌​​‌​‌‍​‌‌​​​​‌‍​​‌​‌‌‌​‍​​‌​​​​​‍​‌​‌‌​‌​‍​‌‌​‌​​​‍​‌‌‌​‌​‌‍​​‌​‌‌​‌‍​‌​​‌‌​​‍​‌‌​‌​​‌‍​‌‌​‌​‌​‍​‌‌​‌​​‌‍​‌‌​​​​‌‍​‌‌​‌‌‌​‍​‌‌​‌​​‌‍​‌‌​‌‌‌​‍​‌‌​​‌‌‌‍​‌​‌‌​‌‌‍​​‌​​​‌‌‍​‌‌​​​‌​‍​​‌‌​​​​‍​​‌‌​‌‌‌‍​​‌‌​‌​​‍​​‌‌​‌​‌‍​‌​‌​‌​‌‍​‌​‌‌‌​‌ */
/* Component hash — ‌​‌​‌​​‌‍​​‌‌​​‌​‍​​‌‌​​​​‍​​‌‌​​‌​‍​​‌‌​‌‌​‍​​‌​​​​​‍​‌​​‌​​‌‍​‌‌​‌‌‌​‍​‌‌‌​​‌‌‍​‌‌‌​​​​‍​‌‌​‌​​‌‍​‌‌​​‌​​‍​‌‌​​‌​‌‍​‌‌​​​​‌‍​​‌​‌‌‌​‍​​‌​​​​​‍​‌​‌‌​‌​‍​‌‌​‌​​​‍​‌‌‌​‌​‌‍​​‌​‌‌​‌‍​‌​​‌‌​​‍​‌‌​‌​​‌‍​‌‌​‌​‌​‍​‌‌​‌​​‌‍​‌‌​​​​‌‍​‌‌​‌‌‌​‍​‌‌​‌​​‌‍​‌‌​‌‌‌​‍​‌‌​​‌‌‌‍​‌​‌‌​‌‌‍​​‌​​​‌‌‍​​‌‌​​‌‌‍​‌​‌​‌​‌‍​‌​‌​​‌​‍​‌‌​​‌‌‌‍​‌​​‌​​​‍​‌‌‌‌​​‌‍​‌​‌‌‌​‌ */
/* Character encoding seal — ‌​‌​‌​​‌‍​​‌‌​​‌​‍​​‌‌​​​​‍​​‌‌​​‌​‍​​‌‌​‌‌​‍​​‌​​​​​‍​‌​​‌​​‌‍​‌‌​‌‌‌​‍​‌‌‌​​‌‌‍​‌‌‌​​​​‍​‌‌​‌​​‌‍​‌‌​​‌​​‍​‌‌​​‌​‌‍​‌‌​​​​‌‍​​‌​‌‌‌​‍​​‌​​​​​‍​‌​‌‌​‌​‍​‌‌​‌​​​‍​‌‌‌​‌​‌‍​​‌​‌‌​‌‍​‌​​‌‌​​‍​‌‌​‌​​‌‍​‌‌​‌​‌​‍​‌‌​‌​​‌‍​‌‌​​​​‌‍​‌‌​‌‌‌​‍​‌‌​‌​​‌‍​‌‌​‌‌‌​‍​‌‌​​‌‌‌‍​‌​‌‌​‌‌‍​​‌​​​‌‌‍​​‌‌​‌‌‌‍​‌​​​​​‌‍​‌​‌‌​​​‍​‌​‌​‌‌‌‍​‌​‌​​​​‍​​‌‌‌​​​‍​‌​‌‌‌​‌ */

/* ── Floating action rail: one invariant geometry for every state ── */
.fab-group {
  --fab-size: 40px;
  --fab-gap: 8px;
  align-items: center;
  gap: var(--fab-gap) !important;
  z-index: 12010;
}

.fab-group > :is(.top-fab, .ai-assistant-fab, .settings-fab, .theme-fab) {
  position: relative !important;
  inset: auto !important;
  box-sizing: border-box !important;
  flex: 0 0 var(--fab-size) !important;
  inline-size: var(--fab-size) !important;
  block-size: var(--fab-size) !important;
  min-inline-size: var(--fab-size) !important;
  min-block-size: var(--fab-size) !important;
  max-inline-size: var(--fab-size) !important;
  max-block-size: var(--fab-size) !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 1px solid rgba(255, 255, 255, 0.10) !important;
  border-radius: 50% !important;
  display: grid !important;
  place-items: center !important;
  overflow: hidden;
  color: var(--accent-primary) !important;
  background: linear-gradient(145deg, rgba(63, 70, 72, 0.86), rgba(24, 27, 28, 0.94)) !important;
  box-shadow:
    6px 6px 14px rgba(0, 0, 0, 0.42),
    -3px -3px 8px rgba(255, 255, 255, 0.026),
    inset 1px 1px 1px rgba(255, 255, 255, 0.08),
    inset -1px -1px 1px rgba(0, 0, 0, 0.22) !important;
  font-family: var(--font-main) !important;
  font-size: calc(var(--fab-size) * 0.39) !important;
  line-height: 1 !important;
  cursor: pointer !important;
  pointer-events: auto;
  transform: scale(1);
  transform-origin: center;
  transition:
    transform 180ms cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    opacity 220ms ease !important;
}

.fab-group > :is(.top-fab, .ai-assistant-fab, .settings-fab, .theme-fab) > i {
  width: 1em;
  height: 1em;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 0;
  font-size: 1em;
  line-height: 1;
  transform: scale(0.9);
  transform-origin: center;
}

.fab-group > :is(.top-fab, .ai-assistant-fab, .settings-fab, .theme-fab) > i::before {
  display: block;
  line-height: 1;
}

.fab-group > .top-fab > i { transform: scale(0.82); }
.fab-group > .ai-assistant-fab > i { transform: scale(0.91); }
.fab-group > .settings-fab > i { transform: scale(0.90); }
.fab-group > .theme-fab > i { transform: scale(0.88); }

.fab-group > :is(.top-fab, .ai-assistant-fab, .settings-fab, .theme-fab):hover {
  transform: scale(1.08) !important;
  background: linear-gradient(145deg, rgba(80, 88, 90, 0.92), rgba(31, 35, 36, 0.97)) !important;
  border-color: rgba(var(--accent-pr, 232), var(--accent-pg, 111), var(--accent-pb, 76), 0.26) !important;
  box-shadow:
    5px 7px 15px rgba(0, 0, 0, 0.46),
    -3px -3px 8px rgba(255, 255, 255, 0.04),
    inset 1px 1px 1px rgba(255, 255, 255, 0.11),
    inset -1px -1px 1px rgba(0, 0, 0, 0.26) !important;
}

.fab-group > :is(.top-fab, .ai-assistant-fab, .settings-fab, .theme-fab):active {
  transform: scale(0.96) !important;
  box-shadow:
    inset 2px 2px 6px rgba(0, 0, 0, 0.54),
    inset -2px -2px 6px rgba(255, 255, 255, 0.02) !important;
}

.fab-group > :is(.top-fab, .ai-assistant-fab, .settings-fab, .theme-fab):focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 3px;
}

.fab-group > .top-fab:not(.visible) {
  opacity: 0;
  pointer-events: none;
}

[data-theme="light"] .fab-group > :is(.top-fab, .ai-assistant-fab, .settings-fab, .theme-fab) {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.94), rgba(228, 234, 240, 0.97)) !important;
  border-color: rgba(0, 0, 0, 0.08) !important;
  box-shadow:
    5px 6px 13px rgba(18, 33, 48, 0.11),
    -3px -3px 8px rgba(255, 255, 255, 0.88),
    inset 1px 1px 2px rgba(255, 255, 255, 0.68),
    inset -1px -1px 2px rgba(0, 0, 0, 0.045) !important;
}

/* ── AI Dialogue Window inherited settings surface ── */
.nr-settings-backdrop {
  --ai-settings-bg: rgba(18, 24, 30, 0.985);
  --ai-settings-border: 1px solid rgba(255, 255, 255, 0.09);
  --ai-settings-input-bg: rgba(255, 255, 255, 0.045);
  --ai-settings-input-border: rgba(255, 255, 255, 0.09);
  --ai-input-color: var(--text-primary, #eef2f7);
  --ai-text-muted: var(--text-secondary, #aab4c2);
  --ai-accent: var(--accent-primary, #e86f4c);
  position: fixed;
  inset: 0;
  z-index: 15000;
  display: grid;
  place-items: center;
  padding: 32px;
  background: rgba(2, 6, 12, 0.62);
  backdrop-filter: blur(16px) saturate(118%);
  -webkit-backdrop-filter: blur(16px) saturate(118%);
  animation: nrSettingsFadeIn 160ms ease-out both;
}

.nr-settings-backdrop[hidden] { display: none; }

.nr-settings-panel {
  width: min(510px, calc(100vw - 48px));
  max-height: calc(100dvh - 64px);
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  overflow: hidden;
  color: var(--ai-input-color);
  background: var(--ai-settings-bg);
  border: var(--ai-settings-border);
  border-radius: 14px;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.54), 0 1px 0 rgba(255, 255, 255, 0.05) inset;
  animation: nrSettingsLiftIn 220ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

[data-theme="light"] .nr-settings-backdrop {
  --ai-settings-bg: rgba(255, 255, 255, 0.985);
  --ai-settings-border: 1px solid rgba(26, 42, 58, 0.10);
  --ai-settings-input-bg: rgba(22, 38, 54, 0.035);
  --ai-settings-input-border: rgba(22, 38, 54, 0.10);
  --ai-input-color: #1e2936;
  --ai-text-muted: #667384;
  background: rgba(24, 38, 52, 0.34);
}

.nr-settings-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px 14px;
}

.nr-settings-title {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 11px;
}

.nr-settings-title > i {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  flex: 0 0 32px;
  border: 1px solid color-mix(in srgb, var(--ai-accent) 22%, transparent);
  border-radius: 9px;
  color: var(--ai-accent);
  background: color-mix(in srgb, var(--ai-accent) 10%, transparent);
  font-size: 13px;
}

.nr-settings-title span {
  color: var(--ai-accent);
  font: 700 9px/1 var(--font-mono, monospace);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nr-settings-title h2 {
  margin: 4px 0 0;
  font-size: 16px;
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.nr-settings-head > button {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  flex: 0 0 34px;
  padding: 0;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 8px;
  color: var(--ai-text-muted);
  background: var(--ai-settings-input-bg);
  cursor: pointer;
}

.nr-settings-head > button:hover {
  color: var(--ai-input-color);
  border-color: color-mix(in srgb, var(--ai-accent) 32%, transparent);
}

.nr-settings-nav {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 6px;
  padding: 0 20px 14px;
  border-bottom: 1px solid var(--ai-settings-input-border);
}

.nr-settings-nav button {
  min-width: 0;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 0 9px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--ai-text-muted);
  background: transparent;
  font: 600 11px/1 var(--font-main);
  cursor: pointer;
}

.nr-settings-nav button:hover {
  color: var(--ai-input-color);
  background: var(--ai-settings-input-bg);
}

.nr-settings-nav button.is-active {
  color: var(--ai-accent);
  border-color: color-mix(in srgb, var(--ai-accent) 20%, transparent);
  background: color-mix(in srgb, var(--ai-accent) 11%, transparent);
}

.nr-settings-nav button i { font-size: 11px; }

@media (min-width: 521px) {
  .nr-settings-nav button {
    gap: 4px;
    padding-inline: 6px;
  }

  .nr-settings-nav button span {
    white-space: nowrap;
  }
}

.nr-settings-content {
  min-height: 0;
  overflow: auto;
  padding: 18px 20px 24px;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: color-mix(in srgb, var(--ai-text-muted) 28%, transparent) transparent;
}

.nr-settings-content section {
  display: grid;
  align-content: start;
  gap: 15px;
}

.nr-settings-content section[hidden] { display: none; }

.nr-section-title {
  display: grid;
  gap: 4px;
  padding-bottom: 2px;
}

.nr-section-title h3 {
  margin: 0;
  font-size: 14px;
  line-height: 1.3;
}

.nr-section-title p,
.nr-settings-group > p {
  margin: 0;
  color: var(--ai-text-muted);
  font-size: 10px;
  line-height: 1.5;
}

.nr-settings-group {
  min-width: 0;
  display: grid;
  gap: 6px;
}

.nr-settings-group[hidden],
.nr-secret-row[hidden] {
  display: none !important;
}

.nr-settings-group > label {
  color: var(--ai-text-muted);
  font: 600 10px/1.25 var(--font-main);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nr-reader-toolbar-choices {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  border: 0;
}

.nr-reader-toolbar-choices > label {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 10px;
  background: var(--ai-settings-input-bg);
  cursor: pointer;
}

.nr-reader-toolbar-choices > label:has(input:checked) {
  border-color: color-mix(in srgb, var(--ai-accent) 38%, transparent);
  background: color-mix(in srgb, var(--ai-accent) 10%, var(--ai-settings-input-bg));
}

.nr-reader-toolbar-choices > label:has(input:focus-visible) {
  outline: 2px solid var(--ai-accent);
  outline-offset: 2px;
}

.nr-reader-toolbar-choices input {
  margin: 2px 0 0;
  accent-color: var(--ai-accent);
}

.nr-reader-toolbar-choices span {
  display: grid;
  gap: 4px;
}

.nr-reader-toolbar-choices strong {
  font-size: 12px;
  line-height: 1.35;
}

.nr-reader-toolbar-choices small {
  color: var(--ai-text-muted);
  font-size: 10px;
  line-height: 1.45;
}

.nr-reader-context-switch { margin-top: 2px; }

.nr-reader-export-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 58px;
  padding: 10px 12px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 9px;
  background: var(--ai-settings-input-bg);
}

.nr-reader-export-card > span {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.nr-reader-export-card strong {
  color: var(--ai-input-color);
  font: 650 11px/1.35 var(--font-main);
}

.nr-reader-export-card small {
  color: var(--ai-text-muted);
  font: 500 9px/1.5 var(--font-main);
}

.nr-reader-export-card button {
  flex: 0 0 auto;
  min-height: 32px;
  padding: 0 11px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--ai-accent);
  background: color-mix(in srgb, var(--ai-accent) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--ai-accent) 42%, var(--ai-settings-input-border));
  border-radius: 8px;
  font: 650 10px/1 var(--font-main);
  cursor: pointer;
}

.nr-reader-export-card button:hover,
.nr-reader-export-card button:focus-visible {
  color: var(--ai-button-primary-text, #111827);
  background: var(--ai-accent);
}

.nr-settings-group > input {
  box-sizing: border-box;
  width: 100%;
  min-width: 0;
  min-height: 38px;
  padding: 8px 11px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 7px;
  outline: none;
  color: var(--ai-input-color);
  background: var(--ai-settings-input-bg);
  font: 500 12px/1.35 var(--font-mono, monospace);
  transition: border-color 150ms ease, box-shadow 150ms ease;
}

.nr-settings-group > input:focus {
  border-color: var(--ai-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ai-accent) 13%, transparent);
}

.nr-credential-group > a {
  justify-self: start;
  color: var(--ai-accent);
  font: 600 10px/1.35 var(--font-main);
  text-decoration: none;
}

.nr-credential-group > label {
  letter-spacing: 0.025em;
  text-transform: none;
}

.nr-credential-group > a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.nr-credential-group > a:focus-visible {
  border-radius: 4px;
  outline: 2px solid var(--ai-accent);
  outline-offset: 3px;
}

.nr-credential-group > a[hidden] { display: none; }

.nr-api-switch {
  min-height: 54px;
  padding: 10px 11px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 9px;
  background: var(--ai-settings-input-bg);
}

.nr-api-switch > span:last-child {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.nr-api-switch strong {
  color: var(--ai-input-color);
  font-size: 11px;
}

.nr-api-switch small {
  color: var(--ai-text-muted);
  font-size: 9px;
  line-height: 1.4;
}

.nr-check {
  min-height: 42px;
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 9px 10px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 8px;
  color: var(--ai-text-muted);
  background: var(--ai-settings-input-bg);
  font-size: 10px;
  line-height: 1.45;
}

.nr-check input {
  flex: 0 0 15px;
  width: 15px;
  height: 15px;
  margin: 1px 0 0;
  accent-color: var(--ai-accent);
}

.nr-secret-row {
  min-height: 30px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: -9px;
  color: var(--ai-text-muted);
  font-size: 10px;
}

.nr-secret-row span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.nr-secret-row span::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.55;
}

.nr-secret-row span[data-state="connected"] {
  color: #42d392;
}

.nr-secret-row span[data-state="connected"]::before {
  box-shadow: 0 0 0 3px rgba(66, 211, 146, 0.12);
  opacity: 1;
}

.nr-secret-row span[data-state="disconnected"] {
  color: var(--ai-text-muted);
}

.nr-glm-validation-status {
  margin: -7px 0 0;
  padding: 8px 10px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 8px;
  color: var(--ai-text-muted);
  background: color-mix(in srgb, var(--ai-settings-input-bg) 88%, transparent);
  font-size: 10px;
  line-height: 1.45;
}

.nr-glm-validation-status[hidden] {
  display: none !important;
}

.nr-glm-validation-status[data-state="connected"] {
  color: #42d392;
  border-color: color-mix(in srgb, #42d392 30%, var(--ai-settings-input-border));
}

.nr-glm-validation-status[data-state="unavailable"] {
  color: #fca5a5;
  border-color: color-mix(in srgb, #ef4444 30%, var(--ai-settings-input-border));
}

.nr-secret-row button,
.nr-danger-actions button,
.nr-settings-actions button {
  min-height: 32px;
  padding: 0 11px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 8px;
  color: var(--ai-text-muted);
  background: transparent;
  font: 600 10px/1 var(--font-main);
  cursor: pointer;
}

.nr-secret-row button:hover,
.nr-settings-actions button:hover {
  color: var(--ai-input-color);
  border-color: color-mix(in srgb, var(--ai-accent) 32%, transparent);
}

.nr-route-status,
.nr-privacy-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 7px;
}

.nr-route-status div,
.nr-privacy-grid div {
  min-width: 0;
  display: grid;
  gap: 4px;
  padding: 9px 10px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 8px;
  background: var(--ai-settings-input-bg);
}

.nr-route-status span,
.nr-privacy-grid span {
  color: var(--ai-text-muted);
  font-size: 8px;
  line-height: 1.2;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nr-route-status strong,
.nr-privacy-grid strong {
  color: var(--ai-input-color);
  font-size: 10px;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.nr-route-status strong[data-state="connected"],
.nr-route-status strong[data-state="available"] {
  color: #42d392;
}

.nr-route-status strong[data-state="unavailable"] {
  color: #f6a2a2;
}

[data-theme="light"] .nr-secret-row span[data-state="connected"],
[data-theme="light"] .nr-route-status strong[data-state="connected"],
[data-theme="light"] .nr-route-status strong[data-state="available"] {
  color: #087a50;
}

[data-theme="light"] .nr-route-status strong[data-state="unavailable"] {
  color: #b42318;
}

.nr-engine-package {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 10px;
  background: var(--ai-settings-input-bg);
}

.nr-engine-package[hidden] { display: none; }

.nr-engine-package-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.nr-engine-package-head > div:not(.nr-engine-state-wrap) {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.nr-engine-package-head > div > span,
.nr-engine-meta dt {
  color: var(--ai-text-muted);
  font-size: 8px;
  line-height: 1.2;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nr-engine-package-head strong {
  overflow: hidden;
  color: var(--ai-input-color);
  font-size: 11px;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nr-engine-state-wrap {
  flex: 0 0 auto;
  display: inline-flex !important;
  grid-auto-flow: column;
  align-items: center;
  gap: 6px !important;
  padding: 5px 8px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.08);
}

#nr-engine-state-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #f08a8a;
  box-shadow: 0 0 0 3px rgba(240, 138, 138, 0.1);
}

#nr-engine-state {
  flex: 0 0 auto;
  color: #f6a2a2;
  font-size: 9px;
  font-weight: 700;
  line-height: 1;
}

#nr-engine-state[data-state="available"],
#nr-engine-state[data-state="ready"] {
  color: #42d392;
}

#nr-engine-state[data-state="busy"] { color: var(--ai-accent); }
#nr-engine-state-dot[data-state="available"],
#nr-engine-state-dot[data-state="ready"] {
  background: #42d392;
  box-shadow: 0 0 0 3px rgba(66, 211, 146, 0.12);
}
#nr-engine-state-dot[data-state="busy"] {
  width: 14px;
  height: 14px;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: var(--ai-accent);
  animation: none;
}
#nr-engine-state-dot[data-state="busy"].nr-rose-loader-host .nr-rose-loader-svg {
  width: 14px;
  height: 14px;
}

.nr-engine-meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
  margin: 0;
}

.nr-engine-meta > div {
  min-width: 0;
  display: grid;
  gap: 3px;
  padding: 7px 8px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 7px;
}

.nr-engine-meta dd {
  margin: 0;
  overflow: hidden;
  color: var(--ai-input-color);
  font-size: 9px;
  font-weight: 650;
  line-height: 1.3;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#nr-engine-message {
  margin: 0;
  color: var(--ai-text-muted);
  font-size: 9px;
  line-height: 1.5;
}

.nr-engine-progress {
  display: grid;
  gap: 5px;
}

.nr-engine-progress > div {
  height: 5px;
  overflow: hidden;
  border-radius: 999px;
  background: color-mix(in srgb, var(--ai-text-muted) 14%, transparent);
}

.nr-engine-progress > div > span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: var(--ai-accent);
  transition: width 180ms ease;
}

.nr-engine-progress small {
  color: var(--ai-text-muted);
  font-size: 8px;
  line-height: 1.35;
}

.nr-engine-primary {
  width: 100%;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid color-mix(in srgb, var(--ai-accent) 54%, transparent);
  border-radius: 9px;
  color: #111;
  background: var(--ai-accent);
  font: 750 11px/1 var(--font-main);
  cursor: pointer;
}

.nr-engine-primary.is-running {
  color: #ffafb2;
  border-color: rgba(255, 110, 116, 0.3);
  background: rgba(255, 110, 116, 0.08);
}

.nr-engine-primary:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.nr-engine-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.nr-engine-actions button {
  min-height: 32px;
  padding: 0 10px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 8px;
  color: var(--ai-text-muted);
  background: transparent;
  font: 600 9px/1 var(--font-main);
  cursor: pointer;
}

.nr-engine-actions button:first-child {
  color: var(--ai-input-color);
  border-color: color-mix(in srgb, var(--ai-accent) 28%, transparent);
}

.nr-engine-actions button:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.nr-engine-download-status { margin: 0; color: var(--ai-text-muted); font: 500 9px/1.55 var(--font-main); }

.nr-pack-download-backdrop {
  position: fixed;
  inset: 0;
  z-index: 5;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(0, 0, 0, 0.54);
  backdrop-filter: blur(4px);
}

.nr-pack-download-backdrop[hidden] { display: none; }

.nr-pack-download-dialog {
  width: min(560px, 100%);
  max-height: min(720px, calc(100dvh - 36px));
  overflow: auto;
  padding: 22px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 16px;
  color: var(--ai-input-color);
  background: var(--ai-settings-bg);
  box-shadow: 0 26px 80px rgba(0, 0, 0, 0.42);
}

.nr-pack-download-dialog > span { color: var(--ai-accent); font: 750 9px/1.2 var(--font-mono); letter-spacing: 0.14em; text-transform: uppercase; }
.nr-pack-download-dialog h3 { margin: 8px 0 6px; font: 750 20px/1.3 var(--font-main); }
.nr-pack-download-dialog > p { margin: 0; color: var(--ai-text-muted); font: 500 10px/1.65 var(--font-main); }
.nr-pack-edition-options { display: grid; gap: 8px; margin: 15px 0 12px; padding: 0; border: 0; }
.nr-pack-edition-option { position: relative; display: block; cursor: pointer; }
.nr-pack-edition-option input { position: absolute; inline-size: 1px; block-size: 1px; opacity: 0; pointer-events: none; }
.nr-pack-edition-option > span { display: grid; gap: 4px; padding: 11px 12px; border: 1px solid var(--ai-settings-input-border); border-radius: 10px; background: var(--ai-settings-input-bg); transition: border-color 150ms ease, background 150ms ease, box-shadow 150ms ease; }
.nr-pack-edition-option strong { color: var(--ai-input-color); font: 700 11px/1.35 var(--font-main); }
.nr-pack-edition-option small { color: var(--ai-text-muted); font: 500 9px/1.5 var(--font-main); }
.nr-pack-edition-option input:checked + span { border-color: color-mix(in srgb, var(--ai-accent) 64%, transparent); background: color-mix(in srgb, var(--ai-accent) 9%, var(--ai-settings-input-bg)); box-shadow: inset 3px 0 0 var(--ai-accent); }
.nr-pack-edition-option input:focus-visible + span { outline: 2px solid color-mix(in srgb, var(--ai-accent) 68%, white 12%); outline-offset: 2px; }
.nr-pack-download-facts { display: grid; gap: 7px; margin: 15px 0; }
.nr-pack-download-facts > div { display: grid; grid-template-columns: 72px minmax(0, 1fr); gap: 10px; padding: 9px 10px; border: 1px solid var(--ai-settings-input-border); border-radius: 9px; }
.nr-pack-download-facts dt { color: var(--ai-text-muted); font: 650 9px/1.5 var(--font-main); }
.nr-pack-download-facts dd { min-width: 0; margin: 0; font: 550 9px/1.5 var(--font-main); }
.nr-pack-download-facts code { display: block; overflow-wrap: anywhere; font: 500 8px/1.5 var(--font-mono); }
.nr-pack-download-facts button { min-height: 28px; margin-top: 7px; padding: 0 9px; border: 1px solid var(--ai-settings-input-border); border-radius: 7px; color: var(--ai-text-muted); background: transparent; font: 600 9px/1 var(--font-main); cursor: pointer; }
.nr-pack-download-dialog ol { display: grid; gap: 6px; margin: 0; padding-left: 19px; color: var(--ai-text-muted); font: 500 9px/1.6 var(--font-main); }
.nr-pack-download-dialog ol code { color: var(--ai-input-color); overflow-wrap: anywhere; }
.nr-pack-download-dialog .nr-pack-download-error { margin-top: 10px; color: #ff7f83; }
.nr-pack-download-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }
.nr-pack-download-actions button { min-height: 36px; padding: 0 14px; border: 1px solid var(--ai-settings-input-border); border-radius: 9px; color: var(--ai-input-color); background: transparent; font: 650 10px/1 var(--font-main); cursor: pointer; }
.nr-pack-download-actions button:last-child { color: #111; border-color: var(--ai-accent); background: var(--ai-accent); }
.nr-pack-download-actions button:disabled { opacity: 0.5; cursor: wait; }

[data-theme="light"] #nr-engine-state[data-state="available"] { color: #087a50; }
[data-theme="light"] #nr-engine-state[data-state="ready"] { color: #087a50; }
[data-theme="light"] #nr-engine-state[data-state="unavailable"] { color: #b42318; }

.nr-privacy-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.nr-cache-card {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 10px;
  background: var(--ai-settings-input-bg);
}

.nr-cache-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.nr-cache-card-head > div {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.nr-cache-card-head span {
  color: var(--ai-text-muted);
  font-size: 8px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nr-cache-card-head strong {
  color: var(--ai-input-color);
  font-size: 11px;
}

.nr-cache-card-head > i {
  color: var(--ai-accent);
}

.nr-cache-card > p {
  margin: 0;
  color: var(--ai-text-muted);
  font-size: 9px;
  line-height: 1.55;
}

.nr-cache-actions {
  display: flex;
  gap: 7px;
}

.nr-cache-actions button {
  min-height: 32px;
  flex: 1 1 0;
  padding: 0 9px;
  color: var(--ai-text-muted);
  background: transparent;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 8px;
  font: 600 9px/1 var(--font-main);
  cursor: pointer;
}

.nr-cache-actions button:last-child {
  color: #f6a2a2;
}

.nr-cache-actions button:disabled {
  opacity: 0.38;
  cursor: not-allowed;
}

.nr-vault-card .nr-settings-group {
  margin: 0;
}

.nr-vault-actions {
  flex-wrap: wrap;
}

.nr-vault-actions button {
  flex: 1 1 120px;
}

.nr-vault-actions #nr-vault-reset {
  color: #f6a2a2;
  border-color: rgba(239, 68, 68, 0.24);
}

.nr-secret-row span[data-state="locked"] {
  color: #e8b94f;
}

[data-theme="light"] .nr-secret-row span[data-state="locked"] {
  color: #8a5a00;
}

.nr-settings-note {
  margin: 0;
  padding: 9px 10px;
  border: 1px solid var(--ai-settings-input-border);
  border-radius: 8px;
  color: var(--ai-text-muted);
  background: var(--ai-settings-input-bg);
  font-size: 10px;
  line-height: 1.5;
}

.nr-danger-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.nr-danger-actions button {
  color: #fca5a5;
  border-color: rgba(239, 68, 68, 0.22);
}

.nr-danger-actions button:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.nr-settings-actions {
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 20px;
  border-top: 1px solid var(--ai-settings-input-border);
}

.nr-settings-actions > div {
  display: flex;
  gap: 8px;
}

#nr-settings-feedback {
  min-height: 1em;
  color: var(--ai-text-muted);
  font-size: 10px;
  line-height: 1.4;
}

#nr-settings-save {
  min-width: 104px;
  color: #fff;
  border-color: transparent;
  background: var(--ai-accent);
}

#nr-settings-save:hover {
  color: #fff;
  border-color: transparent;
  filter: brightness(1.05);
}

body.nr-settings-open { overflow: hidden; }

@keyframes nrSettingsFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes nrSettingsLiftIn {
  from { opacity: 0; transform: translateY(10px) scale(0.985); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@media (max-width: 900px) {
  .fab-group {
    --fab-size: var(--reader-side-rail-size, 46px) !important;
    --fab-gap: 10px;
  }
}

@media (max-width: 520px) {
  .fab-group {
    --fab-size: var(--reader-side-rail-size, 44px) !important;
    --fab-gap: 8px !important;
  }

  .nr-settings-backdrop {
    place-items: center;
    padding:
      max(12px, env(safe-area-inset-top, 0px))
      12px
      max(16px, env(safe-area-inset-bottom, 0px));
  }

  .nr-settings-panel {
    width: calc(100vw - 24px);
    max-height: calc(100dvh - max(28px, env(safe-area-inset-top, 0px) + env(safe-area-inset-bottom, 0px)));
    border-radius: 14px;
  }

  .nr-settings-head { padding: 14px 14px 11px; }

  .nr-settings-nav {
    gap: 4px;
    padding: 0 14px 11px;
    grid-template-columns: repeat(5, minmax(62px, 1fr));
    overflow-x: auto;
    scrollbar-width: thin;
  }

  .nr-settings-nav button {
    min-height: 38px;
    gap: 5px;
    padding-inline: 5px;
    font-size: 10px;
    white-space: nowrap;
  }

  .nr-settings-content { padding: 15px 14px 20px; }

  .nr-settings-group > input { min-height: 42px; }

  .nr-route-status { grid-template-columns: 1fr; }
  .nr-engine-meta { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nr-engine-actions button { flex: 1 1 calc(50% - 4px); }
  .nr-pack-download-dialog { padding: 17px; }
  .nr-pack-download-facts > div { grid-template-columns: 1fr; gap: 4px; }
  .nr-pack-download-actions button { flex: 1 1 0; }
  .nr-cache-actions { flex-direction: column; }

  .nr-settings-actions {
    min-height: 0;
    align-items: stretch;
    flex-direction: column;
    padding: 10px 14px max(12px, env(safe-area-inset-bottom, 0px));
  }

  .nr-settings-actions > div {
    width: 100%;
  }

  .nr-settings-actions button {
    flex: 1;
    min-height: 40px;
  }
}

@media (max-width: 360px) {
  .nr-settings-nav {
    gap: 2px;
    padding-inline: 10px;
  }

  .nr-settings-nav button {
    gap: 3px;
    padding-inline: 3px;
    font-size: 9px;
  }

  .nr-settings-nav button i { font-size: 11px; }
  .nr-settings-nav button span { display: none; }
  .nr-privacy-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .nr-settings-backdrop,
  .nr-settings-panel { animation: none; }

  .fab-group > :is(.top-fab, .ai-assistant-fab, .settings-fab, .theme-fab) {
    transition-duration: 0.01ms !important;
  }
}