.reader-page {
  --reading-bg: #f3efe6;
  --paper-bg: #fffdf8;
  --reader-header-height: 62px;
  --reader-toolbar-height: 56px;
  --reader-sticky-top: 0px;
  --page-text: #38342f;
  --page-muted: #766b60;
  --page-soft: #94887a;
  --page-border: rgba(100,85,67,.18);
  --page-accent: #a95665;
  --page-hover: rgba(173,98,110,.08);
  --page-control: rgba(255,255,255,.22);
  --speech-highlight: rgba(169,86,101,.16);
  --speech-mode-overlay: rgba(35,28,23,.08);
  --speech-menu-overlay: rgba(24,20,18,.48);
  min-height: 100vh;
  background: var(--reading-bg);
  color: var(--page-text);
  color-scheme: light;
  transition: background-color .2s, color .2s;
}
.reader-page[data-dark="true"] {
  --paper-bg: #232427;
  --page-text: #d0d3d8;
  --page-muted: #c5bdb3;
  --page-soft: #aaa297;
  --page-border: rgba(230,226,220,.18);
  --page-accent: #e0a4ae;
  --page-hover: rgba(255,255,255,.07);
  --page-control: rgba(255,255,255,.04);
  --speech-highlight: rgba(224,164,174,.2);
  --speech-mode-overlay: rgba(0,0,0,.14);
  --speech-menu-overlay: rgba(0,0,0,.64);
  color-scheme: dark;
}
.reader-topbar {position:relative;z-index:15;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:calc(62px + env(safe-area-inset-top,0px));padding:env(safe-area-inset-top,0px) max(24px,env(safe-area-inset-right,0px),calc((100vw - 1440px)/2)) 0 max(24px,env(safe-area-inset-left,0px),calc((100vw - 1440px)/2));border-bottom:1px solid var(--page-border);background:var(--reading-bg)}
.reader-topbar:focus-within {z-index:45}
.reader-topbar-actions {display:flex;align-items:center;gap:16px;min-width:0}
#readerLanguageSwitcher .language-btn {width:auto;padding:7px 10px;border-color:var(--page-border);background:var(--paper-bg);color:var(--page-text);font-size:12px}
#readerLanguageSwitcher .language-btn strong {overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#readerLanguageSwitcher .language-menu {top:calc(100% + 8px);bottom:auto;inset-inline-start:auto;inset-inline-end:0;width:230px;max-width:calc(100vw - 32px);border-color:var(--page-border);background:var(--paper-bg);color:var(--page-text)}
#readerLanguageSwitcher .language-menu ul {max-height:min(286px,calc(100dvh - 90px))}
#readerLanguageSwitcher .language-option {color:var(--page-text);text-align:start}
#readerLanguageSwitcher .language-option:hover,#readerLanguageSwitcher .language-option--active {background:var(--page-hover);color:var(--page-accent)}
.reader-brand {display:flex;align-items:center;gap:9px;color:var(--page-text);font-weight:700;letter-spacing:.05em}
.reader-brand img {width:34px;height:34px}
#readerLanguageSwitcher {flex-shrink:0}
.reader-back {min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--page-muted);font-size:13px}
.reader-back:hover,.reader-bottom-note a:hover {color:var(--page-accent)}
.reader-main {width:min(1440px,100%);min-height:calc(100vh - 62px);margin:auto;padding:22px 24px 16px}
.reader-welcome {display:flex;flex-direction:column;align-items:center;max-width:660px;margin:7vh auto 0;padding:46px 38px;border:1px solid var(--page-border);border-radius:22px;background:var(--reading-bg);box-shadow:0 14px 50px rgba(84,69,47,.06);text-align:center}
.reader-eyebrow {color:var(--page-accent);font-size:12px;font-weight:700;letter-spacing:.18em}
.reader-welcome h1 {margin:13px 0 10px;font-size:clamp(25px,4vw,34px);letter-spacing:.05em}
.reader-welcome>p {max-width:490px;margin:0;color:var(--page-muted);font-size:14px;line-height:1.85}
.reader-upload {display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;width:min(430px,100%);min-height:205px;margin-top:28px;border:1px dashed var(--page-border);border-radius:17px;background:var(--page-control);cursor:pointer;transition:.2s}
.reader-upload:hover,.reader-upload--drag {border-color:var(--page-accent);background:var(--page-hover)}
.reader-upload input {position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;clip-path:inset(50%)}
.reader-upload__icon {display:grid;place-items:center;width:43px;height:43px;border-radius:50%;background:var(--page-hover);color:var(--page-accent);font-size:29px;font-weight:300;line-height:1}
.reader-upload strong {font-size:15px}
.reader-upload small,.reader-upload__foot {color:var(--page-soft);font-size:12px}
.reader-upload__foot {margin-top:13px}
.reader-error {margin:14px 0 0!important;color:var(--page-accent)!important}
.reader-file-status,.reader-file-error {max-width:1120px;margin:12px auto;color:var(--page-muted);font-size:13px}
.reader-parse {--text-primary:var(--page-text);--text-secondary:var(--page-muted);--text-muted:var(--page-soft);--border-warm:var(--page-border);--border-soft:var(--page-border);--card-bg:var(--paper-bg);--card-bg-hover:var(--page-hover);--bg-paper:var(--reading-bg);--bg-paper-deep:var(--page-control);--sakura:var(--page-accent);--sakura-subtle:var(--page-border);--sakura-glow:var(--page-hover);max-width:1120px;margin:0 auto 16px;color:var(--page-text)}
.reader-parse[hidden],.reader-parse [hidden] {display:none!important}
.reader-parse-steps {display:flex;align-items:center;justify-content:center;gap:clamp(12px,4vw,48px);padding:8px 0 24px;color:var(--page-soft);font-size:12px}
.reader-parse-steps>span {display:flex;align-items:center;gap:8px}
.reader-parse-steps b {display:grid;place-items:center;flex:0 0 25px;height:25px;border:1px solid var(--page-border);border-radius:50%;font-weight:500}
.reader-parse-steps [aria-current] {color:var(--page-accent);font-weight:600}
.reader-parse-steps [aria-current] b {border-color:var(--page-accent);background:var(--page-hover)}
.reader-parse-heading {display:flex;align-items:center;justify-content:space-between;gap:16px}
.reader-parse-heading h1 {margin:0;font-size:25px}
.reader-parse-heading p {margin:6px 0;color:var(--page-muted);font-size:13px}
.reader-parse-heading .reader-change {min-height:44px;font-size:12px}
.reader-parse-file {display:flex;align-items:center;flex-wrap:wrap;gap:8px 16px;margin:14px 0;color:var(--page-muted);font-size:12px}
.reader-parse-file strong {max-width:100%;overflow-wrap:anywhere;color:var(--page-text);font-weight:600}
.reader-parse-options {margin:14px 0;border:1px solid var(--page-border);border-radius:12px;background:var(--paper-bg)}
.reader-parse-options summary {padding:12px 16px;cursor:pointer;font-size:13px}
.reader-parse-options-body {display:grid;gap:12px;padding:2px 16px 16px}
.reader-parse-options .reader-setting {max-width:380px}
.reader-parse-rule,.reader-parse-search {display:grid;gap:7px;min-width:0;color:var(--page-muted);font-size:12px}
.reader-parse-rule textarea,.reader-parse-rule-example textarea {box-sizing:border-box;width:100%;min-width:0;min-height:44px;padding:9px 11px;border:1px solid var(--page-border);border-radius:8px;background:var(--reading-bg);color:var(--page-text);font:inherit;font-size:14px}
.reader-parse-rule textarea,.reader-parse-rule-example textarea {resize:vertical;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
.reader-parse-options>.reader-parse-options-body>.ghost-btn {justify-self:start;min-height:44px;background:var(--page-control)}
.reader-parse-help {margin:0;color:var(--page-soft);font-size:12px;line-height:1.65}
.reader-parse-warning,.reader-parse-notice {margin:10px 0;color:var(--page-muted);font-size:13px;line-height:1.6}
.reader-parse-warning,.reader-parse-notice[data-error="true"] {color:var(--page-accent)}
.reader-parse-pager {display:flex;flex-shrink:0;align-items:center;justify-content:space-between;gap:8px;padding-top:8px;color:var(--page-soft);font-size:11px}
.reader-parse-pager span {min-width:0;text-align:center;font-variant-numeric:tabular-nums}
.reader-parse-pager button {flex-shrink:0}
.reader-parse-footer {position:sticky;bottom:0;z-index:10;display:grid;gap:6px;margin-top:16px;padding:14px 0 max(14px,env(safe-area-inset-bottom,0px));border-top:1px solid var(--page-border);background:var(--reading-bg)}
.reader-parse-footer-actions {justify-content:space-between;gap:10px;padding-top:0}
.reader-parse-footer-actions>button {min-height:44px}
.reader-parse-columns {margin-top:18px}
.reader-parse .chapter-card,.reader-parse .detail-line {text-align:start}
.reader-parse .chapter-card__preview,.reader-parse .chapter-card__meta {margin-inline-start:17px;margin-inline-end:0}
.reader-parse .detail-line-tag {margin-inline-start:8px;margin-inline-end:0}
.reader-parse-search {margin-bottom:12px}
.reader-parse-search .field-label {margin-bottom:0}
.reader-parse-rule-example {display:grid;gap:8px;padding:12px;border:1px solid var(--page-border);border-radius:10px;background:var(--reading-bg)}
.reader-parse-rule-example-head {display:flex;align-items:center;justify-content:space-between;gap:12px}
.reader-parse-rule-example-head .field-label {margin:0}
.reader-parse-rule-example textarea {background:var(--paper-bg);font-size:13px}
.reader-parse .toast {color:var(--paper-bg)}
.reader-page[data-dark="true"] .reader-parse .primary-btn:hover:not(:disabled) {background:var(--page-text);filter:brightness(.9)}
.reader-parse-notice {max-height:min(120px,24dvh);margin:0;overflow:auto;overflow-wrap:anywhere}
.reader-parse :is(button,input,textarea,select,summary):focus-visible {outline:2px solid var(--page-accent);outline-offset:2px}
.reader-reparse {width:100%;min-height:44px;font-size:12px}
@media(max-width:720px) {
  .reader-parse {padding-bottom:calc(var(--reader-parse-footer-height,104px) + 16px)}
  .reader-parse-steps {gap:12px;padding-bottom:16px;font-size:11px}
  .reader-parse-steps>span {gap:5px}
  .reader-parse-steps b {flex-basis:21px;height:21px}
  .reader-parse-heading {align-items:flex-start;gap:10px}
  .reader-parse-heading h1 {font-size:21px}
  .reader-parse-heading p {font-size:12px}
  .reader-parse-file {gap:6px 12px;margin:10px 0;font-size:11px}
  .reader-parse-file strong {flex-basis:100%}
  .reader-parse-options summary {min-height:44px;padding:11px 12px}
  .reader-parse-options-body {padding:0 12px 12px;gap:8px}
  .reader-parse-rule textarea,.reader-parse-rule-example textarea,.reader-parse .input {font-size:16px}
  .reader-parse .ghost-btn {min-height:44px}
  .reader-parse .toast {bottom:calc(var(--reader-parse-footer-height,104px) + var(--reader-menu-bottom,0px) + 10px)}
  .reader-parse-footer {position:fixed;inset-inline:0;bottom:var(--reader-menu-bottom,0px);z-index:25;margin:0;padding:10px max(15px,env(safe-area-inset-right,0px)) max(10px,env(safe-area-inset-bottom,0px)) max(15px,env(safe-area-inset-left,0px));box-shadow:0 -6px 24px rgba(0,0,0,.06)}
  .reader-parse-footer>.reader-parse-help {display:none}
  .reader-parse-footer-actions>button {flex:1;min-width:0;padding:9px}
}
.reader-workspace {display:grid;grid-template-columns:minmax(0,1fr);min-height:calc(100vh - 112px)}
.reader-reading-area {width:100%;max-width:1000px;min-width:0;margin-inline:auto}
.reader-toolbar {position:fixed;top:50%;right:max(44px,calc((100vw - 1280px)/2 + 88px));z-index:20;width:48px;transform:translateY(-50%)}
.reader-toolbar-actions {display:flex;flex-direction:column;align-items:center;gap:14px;min-width:0}
.reader-current-file {display:none;align-items:center;gap:8px;flex:1;min-width:0;color:var(--page-muted);font-size:11px}
.reader-current-labels {min-width:0;overflow:hidden}
.reader-current-filename,.reader-current-chapter {display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.reader-current-chapter,.reader-toolbar-progress {display:none}
.reader-file-dot {width:7px;height:7px;flex:0 0 auto;border-radius:50%;background:var(--page-accent)}
.reader-change {flex-shrink:0;padding:5px 9px;border:1px solid var(--page-border);border-radius:7px;background:var(--page-control);color:var(--page-muted);font-size:11px}
.reader-change:hover {border-color:var(--page-accent);color:var(--page-accent)}
.reader-tool {display:inline-flex;align-items:center;justify-content:center;gap:6px;flex-shrink:0;width:48px;height:48px;padding:0;border:0;border-radius:50%;background:var(--paper-bg);color:var(--page-muted);font-size:14px;cursor:pointer;touch-action:manipulation}
.reader-tool:hover,.reader-tool[aria-expanded="true"] {background:var(--page-hover);color:var(--page-accent);box-shadow:0 0 0 1px var(--page-border)}
.reader-tool:focus-visible,.reader-settings-toggle:focus-visible {outline:2px solid var(--page-accent);outline-offset:4px}
.reader-tool .icon {width:23px;height:23px}
.reader-tool-label {display:none}
.reader-writing-toggle {font-weight:600}
.reader-type-icon {font-size:27px;font-weight:400;line-height:1}
.reader-tool[data-speaking="true"] {color:var(--page-accent);box-shadow:0 0 0 1px var(--page-accent)}
.reader-settings-toggle[data-speaking="true"] {color:var(--page-accent);border-color:var(--page-accent)}
.reader-settings-toggle {display:none;align-items:center;justify-content:center;gap:6px;flex-shrink:0;padding:7px 11px;border:1px solid var(--page-border);border-radius:8px;background:var(--page-control);color:var(--page-text);font-size:12px;cursor:pointer}
.reader-settings-toggle .icon {width:16px;height:16px}
.reader-settings-mobile-file,.reader-language-setting {display:none}
.reader-settings {position:absolute;top:50%;right:calc(100% + 14px);display:none;gap:14px;width:320px;max-height:calc(100dvh - 40px);padding:16px;border:1px solid var(--page-border);border-radius:13px;background:var(--reading-bg);box-shadow:0 12px 30px rgba(0,0,0,.18);transform:translateY(-50%);overflow:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}
.reader-toolbar--settings-open .reader-settings {display:grid}
.reader-settings-body {display:grid;gap:14px;min-width:0}
.reader-settings-head {display:flex;align-items:center;justify-content:space-between;gap:8px;color:var(--page-text);font-size:14px}
.reader-settings-head .reader-change {min-height:36px;padding-inline:12px;font-size:12px}
.reader-setting {display:flex;align-items:center;gap:10px;color:var(--page-muted);font-size:14px}
.reader-setting>span:first-child {flex-shrink:0}
.reader-setting input[type=range] {flex:1;min-width:60px;width:auto;min-height:44px;accent-color:var(--page-accent)}
.reader-setting output {min-width:42px;color:var(--page-text);font-variant-numeric:tabular-nums}
.reader-select {position:relative;display:inline-flex;align-items:center;flex:1;min-width:0}
.reader-select select {appearance:none;-webkit-appearance:none;width:100%;min-height:44px;padding:7px 10px;padding-inline-end:32px;border:1px solid var(--page-border);border-radius:7px;background:var(--reading-bg);color:var(--page-text);font-size:14px;line-height:1.4;cursor:pointer}
.reader-select__arrow {position:absolute;top:50%;inset-inline-end:10px;width:12px;height:12px;transform:translateY(-50%);fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}
.reader-color-setting {align-items:flex-start;flex-direction:column;gap:8px}
.reader-colors {display:flex;align-items:center;flex-wrap:wrap;max-width:100%;gap:10px;padding:4px}
.reader-color,.reader-color-custom {position:relative;display:block;width:38px;height:38px;flex-shrink:0;padding:0;border:1px solid var(--page-border);border-radius:50%;cursor:pointer}
.reader-color[data-color="#f3efe6"] {background:#f3efe6}
.reader-color[data-color="#f2ead9"] {background:#f2ead9}
.reader-color[data-color="#e8eee8"] {background:#e8eee8}
.reader-color--dark {background:#17181a}
.reader-color--active:after,.reader-color-custom--active:after {position:absolute;inset:-4px;border:1.5px solid var(--page-accent);border-radius:50%;content:"";pointer-events:none}
.reader-color-custom {display:grid;place-items:center;background:var(--page-control);color:var(--page-muted)}
.reader-color-custom input {position:absolute;inset:0;z-index:1;width:100%;height:100%;margin:0;padding:0;border:0;opacity:0;cursor:pointer}
.reader-color-custom svg {display:block;width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;pointer-events:none}
.reader-color-custom:focus-within {outline:2px solid var(--page-accent);outline-offset:3px}
.reader-font-status {margin:-2px 0 12px;padding-inline:12px;color:var(--page-muted);font-size:12px;line-height:1.6}
.reader-conversion-status {position:absolute;top:50%;right:calc(100% + 14px);width:260px;max-width:calc(100vw - 120px);margin:0;padding:8px 12px;border-radius:8px;background:var(--paper-bg);color:var(--page-muted);box-shadow:0 4px 16px rgba(0,0,0,.08);font-size:12px;line-height:1.6}
.reader-paper {--reading-font:system-ui,sans-serif;min-height:calc(100vh - 120px);padding:28px 32px 24px;border:0;border-radius:14px;background:var(--paper-bg);color:var(--page-text);box-shadow:0 5px 22px rgba(84,69,47,.035);scroll-margin-top:20px}
.reader-paper:focus {outline:none}
.reader-chapter-position {color:var(--page-soft);font-family:var(--reading-font);font-size:11px;letter-spacing:.12em;text-align:center}
.reader-paper h1 {margin:12px 0 28px;color:var(--page-text);font-family:var(--reading-font);font-size:calc(var(--reading-size) + 9px);font-weight:600;line-height:1.5;text-align:center}
.reader-paper--volume h1 {margin-top:min(18vh,150px);font-size:calc(var(--reading-size) + 15px);letter-spacing:.08em}
.reader-paper--volume .reader-content {max-width:680px;color:var(--page-muted)}
.reader-content {width:100%;margin:0 auto;font-family:var(--reading-font);font-size:var(--reading-size);line-height:2.05;overflow-wrap:anywhere;white-space:pre-wrap}
.reader-content p {margin:0 0 .8em;text-indent:2em}
.reader-content p:empty {height:.7em;margin:0}
.reader-sentence--speaking {border-radius:4px;background:var(--speech-highlight);box-shadow:0 2px 0 var(--page-accent);box-decoration-break:clone;-webkit-box-decoration-break:clone}
.reader-sentence--selected {border-radius:4px;background:var(--page-hover);text-decoration:underline;text-decoration-color:var(--page-accent);text-underline-offset:.2em;box-decoration-break:clone;-webkit-box-decoration-break:clone}
.reader-speech-settings {display:grid;gap:12px;min-width:0}
.reader-speech-info,.reader-speech-options {display:grid;gap:12px;min-width:0}
.reader-label-compact {display:none}
.reader-speech-actions {display:flex;gap:8px}
.reader-speech-button {display:inline-flex;align-items:center;justify-content:center;flex:1;min-width:0;min-height:40px;padding:7px 9px;border:1px solid var(--page-border);border-radius:8px;background:var(--page-control);color:var(--page-text);font-size:12px;white-space:nowrap;touch-action:manipulation}
.reader-speech-button:hover:not(:disabled) {border-color:var(--page-accent);color:var(--page-accent)}
.reader-speech-button:focus-visible {outline:2px solid var(--page-accent);outline-offset:2px}
.reader-speech-button--primary {border-color:var(--page-accent);background:var(--page-hover);color:var(--page-accent);font-weight:600}
.reader-speech-status,.reader-speech-position,.reader-speech-hint {margin:0;color:var(--page-muted);font-size:12px;line-height:1.6}
.reader-speech-position {overflow-wrap:anywhere;font-variant-numeric:tabular-nums}
.reader-speech-hint {color:var(--page-soft);font-size:11px}
#speechMenu [data-speech-controls][hidden] {display:none!important}
.reader-speech-status[data-unsupported="true"] {grid-column:1/-1;min-width:0;font-size:12px;line-height:1.6;overflow-wrap:anywhere}
.reader-speech-browser-help .reader-speech-hint {display:block}
.reader-speech-browser-help:not([hidden]) {display:grid;gap:6px;min-width:0}
.reader-speech-browser-links {display:flex;flex-wrap:wrap;column-gap:16px;min-width:0}
.reader-speech-browser-links a {display:inline-flex;align-items:center;max-width:100%;min-height:44px;color:var(--page-accent);font-size:12px;text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}
.reader-speech-browser-links a:focus-visible {outline:2px solid var(--page-accent);outline-offset:2px}
.reader-speech-option {display:flex;align-items:center;gap:9px;color:var(--page-muted);font-size:13px;cursor:pointer}
.reader-speech-option input {width:16px;height:16px;margin:0;accent-color:var(--page-accent)}
.reader-speech-status[data-error="true"] {color:var(--page-accent);overflow-wrap:anywhere}
.reader-speech-diagnostics {min-width:0;border-top:1px solid var(--page-border)}
.reader-speech-diagnostics summary {padding-block:9px;color:var(--page-muted);font-size:12px;line-height:1.5;cursor:pointer}
.reader-speech-diagnostics summary small {color:var(--page-soft);font-size:10px;overflow-wrap:anywhere}
.reader-speech-diagnostics-body {display:grid;gap:8px;min-width:0;padding-bottom:4px}
.reader-speech-diagnostic-actions {display:flex;flex-wrap:wrap;gap:8px;min-width:0}
.reader-speech-diagnostic-actions .reader-speech-button {flex:1 1 140px;min-width:0;white-space:normal}
#speechSendStatus,#speechTestStatus {overflow-wrap:anywhere}
.reader-speech-diagnostic-report {width:100%;min-width:0;height:150px;padding:8px;border:1px solid var(--page-border);border-radius:7px;background:var(--reading-bg);color:var(--page-text);font:12px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre;resize:vertical;overflow:auto;overscroll-behavior:contain}
.reader-speech-diagnostics summary:focus-visible,.reader-speech-diagnostic-report:focus {outline:2px solid var(--page-accent);outline-offset:2px}
.reader-speech-entry {display:none;align-items:center;gap:10px;min-height:48px;padding:10px 12px;border:1px solid var(--page-border);border-radius:9px;background:var(--paper-bg);color:var(--page-text);font-size:14px;text-align:start;touch-action:manipulation}
.reader-speech-entry .icon {width:20px;height:20px;color:var(--page-accent)}
.reader-page--listening .reader-toolbar,.reader-page--listening .reader-pagination {visibility:hidden;pointer-events:none}
.reader-listening-surface {position:fixed;inset:0;z-index:45;display:block;width:100%;height:100%;margin:0;padding:0;border:0;border-radius:0;background:var(--speech-mode-overlay);box-shadow:none;cursor:pointer;touch-action:pan-y pinch-zoom;-webkit-tap-highlight-color:transparent;transition:background-color .18s}
.reader-listening-surface:focus {outline:none}
.reader-page--speech-picking .reader-listening-surface {background:transparent;cursor:text}
.reader-page--speech-menu-open .reader-listening-surface {background:transparent}
.reader-listening-bar {position:fixed;bottom:max(18px,env(safe-area-inset-bottom,0px));left:50%;z-index:50;display:flex;align-items:center;gap:12px;width:min(360px,calc(100% - 32px));min-height:62px;padding:12px 16px;border:1px solid var(--page-border);border-radius:16px;background:var(--paper-bg);color:var(--page-text);box-shadow:0 6px 28px rgba(0,0,0,.16);text-align:start;transform:translateX(-50%);touch-action:manipulation}
.reader-listening-bar>.icon {flex-shrink:0;width:22px;height:22px;color:var(--page-accent)}
.reader-listening-label {display:grid;gap:3px;min-width:0}
.reader-listening-label strong {font-size:13px;font-weight:600}
.reader-listening-label small {color:var(--page-soft);font-size:11px;line-height:1.5}
.reader-listening-menu-label {margin-inline-start:auto;color:var(--page-accent);font-size:13px;white-space:nowrap}
.reader-listening-bar:focus-visible,.reader-speech-entry:focus-visible {outline:2px solid var(--page-accent);outline-offset:4px}
.reader-page--speech-menu-open {overflow:hidden}
.reader-speech-backdrop {position:fixed;inset:0;z-index:60;width:100%;height:100%;padding:0;border:0;border-radius:0;background:var(--speech-menu-overlay);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);touch-action:none}
.reader-speech-menu {position:fixed;top:50%;left:50%;z-index:65;display:flex;flex-direction:column;gap:16px;width:min(380px,calc(100% - 32px));max-height:calc(100vh - 48px);max-height:calc(100dvh - 48px);padding:20px;border:1px solid var(--page-border);border-radius:18px;background:var(--paper-bg);color:var(--page-text);box-shadow:0 16px 60px rgba(0,0,0,.22);overflow:hidden;transform:translate(-50%,-50%)}
.reader-speech-menu-head {display:flex;align-items:center;justify-content:space-between;gap:12px;flex-shrink:0;padding-bottom:12px;border-bottom:1px solid var(--page-border)}
.reader-speech-menu-head h2 {margin:0;color:var(--page-text);font-size:17px;font-weight:600}
.reader-speech-menu-head .reader-change {min-height:44px;padding-inline:12px;font-size:12px}
.reader-speech-menu .reader-select select {background:var(--paper-bg)}
.reader-speech-menu>.reader-speech-settings {min-height:0;padding:2px 4px;margin:-2px -4px;overflow:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}
.reader-speech-exit {flex:0 0 auto;width:100%;min-height:44px;border-color:var(--page-accent);color:var(--page-accent);font-size:14px}
.reader-listening-surface[hidden],.reader-listening-bar[hidden],.reader-speech-backdrop[hidden],.reader-speech-menu[hidden] {display:none!important}
.reader-pagination {display:flex;align-items:center;justify-content:space-between;gap:10px;margin:40px auto 0;padding-top:17px;border-top:0;color:var(--page-muted);font-size:11px}
.reader-page-btn {padding:8px 12px;border:1px solid var(--page-border);border-radius:8px;background:transparent;color:inherit;font-size:11px;cursor:pointer}
.reader-page-btn:hover:not(:disabled) {border-color:var(--page-accent);color:var(--page-accent)}
.reader-page-btn:disabled {opacity:.4;cursor:default}
.reader-ad {margin-top:28px}
.reader-ad .site-ad__label,.reader-ad.site-ad--preview:after {color:var(--page-soft)}
.reader-ad.site-ad--preview {border-color:var(--page-border);border-radius:12px;background:var(--page-control)}
.reader-ad.site-ad--unavailable {margin-top:0;min-height:0}
.reader-bottom-note {margin-top:18px;color:var(--page-soft);font-size:10px;text-align:center}
.reader-bottom-note a {color:var(--page-muted)}
.reader-page--toc-open {overflow:hidden}
.reader-toc-backdrop {position:fixed;inset:0;z-index:35;width:100%;height:100%;padding:0;border:0;border-radius:0;background:rgba(49,43,36,.25);cursor:pointer}
.reader-toc {position:fixed;top:calc(env(safe-area-inset-top,0px) + 12px);bottom:max(14px,env(safe-area-inset-bottom,0px));left:max(16px,env(safe-area-inset-left,0px),calc((100vw - 1440px)/2 + 24px));z-index:40;display:flex;flex-direction:column;width:min(320px,calc(100vw - env(safe-area-inset-left,0px) - env(safe-area-inset-right,0px) - 28px));padding:20px 15px 15px;border:1px solid var(--page-border);border-radius:16px;background:var(--reading-bg);box-shadow:0 14px 45px rgba(49,43,36,.2)}
.reader-toc__top {display:flex;align-items:center;justify-content:space-between}
.reader-toc__label {color:var(--page-muted);font-size:11px;font-weight:700;letter-spacing:.16em}
.reader-book-title {flex-shrink:0;margin-top:15px;overflow:hidden;color:var(--page-text);font-size:15px;font-weight:700;text-overflow:ellipsis;white-space:nowrap}
.reader-chapter-count {margin-top:5px;color:var(--page-soft);font-size:11px}
.reader-chapter-list {display:flex;flex-direction:column;gap:4px;flex:1;min-height:0;margin:16px -5px 0;padding:0 5px 2px;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain}
.reader-chapter {display:flex;align-items:center;gap:10px;flex-shrink:0;width:100%;min-height:40px;padding:8px 10px;border:0;border-radius:8px;background:transparent;color:var(--page-muted);text-align:start;cursor:pointer}
.reader-chapter:hover {background:var(--page-hover)}
.reader-chapter--active {background:var(--page-hover);color:var(--page-accent);font-weight:600}
.reader-chapter__number {flex:0 0 24px;color:var(--page-soft);font-size:10px;font-variant-numeric:tabular-nums}
.reader-chapter--active .reader-chapter__number {color:var(--page-accent)}
.reader-chapter__name {overflow:hidden;font-size:12px;text-overflow:ellipsis;white-space:nowrap}
.reader-volume {flex-shrink:0;border:1px solid var(--page-border);border-radius:10px;background:var(--paper-bg);overflow:hidden}
.reader-volume__head {display:flex;align-items:stretch;min-height:44px}
.reader-volume__title {display:flex;align-items:center;gap:9px;min-width:0;min-height:44px;margin:0;padding:8px 5px 8px 10px;border:0;border-radius:0;background:transparent;color:var(--page-text);font-weight:600;text-align:start}
.reader-volume__title.reader-chapter {flex:1;width:auto}
.reader-volume__title.reader-chapter:hover {background:var(--page-hover)}
.reader-volume__title>svg {flex:0 0 17px;width:17px;height:17px;fill:none;stroke:var(--page-accent);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.reader-volume__toggle {display:flex;align-items:center;justify-content:flex-end;gap:5px;flex:0 0 auto;min-width:78px;padding:6px 8px;border:0;border-radius:0;background:transparent;color:var(--page-soft);cursor:pointer}
.reader-volume__toggle:hover {background:var(--page-hover);color:var(--page-accent)}
.reader-volume__toggle small {font-size:9px;white-space:nowrap}
.reader-volume__toggle svg {width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:transform .18s ease}
.reader-volume__chevron--collapsed {transform:rotate(-90deg)}
.reader-volume__chapters {padding:3px 4px 5px;border-top:1px solid var(--page-border)}
.reader-volume__chapters[hidden] {display:none}
.reader-chapter--nested {min-height:37px;padding-inline-start:14px}
.reader-volume--contains-active>.reader-volume__head {box-shadow:inset 3px 0 0 var(--page-accent)}
.reader-volume__title.reader-chapter--active {background:var(--page-hover);color:var(--page-accent)}
.reader-workspace[hidden],.reader-toc[hidden],.reader-toc-backdrop[hidden] {display:none!important}
@media(min-width:981px) {
  .reader-page--reading .reader-main {padding-right:104px}
  .reader-toolbar[data-settings-panel="font"] .reader-color-setting,.reader-toolbar[data-settings-panel="background"] .reader-font-setting {display:none}
}
@media(min-width:981px) and (max-height:420px) {
  .reader-toolbar {width:40px}
  .reader-toolbar-actions {gap:6px}
  .reader-tool {width:40px;height:40px}
}
@media(max-width:980px) {
  .reader-page {--reader-sticky-top:env(safe-area-inset-top,0px);min-height:100svh}
  .reader-topbar {position:relative}
  .reader-main {padding:18px max(16px,env(safe-area-inset-right,0px)) max(14px,env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px))}
  .reader-toolbar {position:sticky;top:var(--reader-sticky-top);right:auto;display:flex;align-items:center;gap:8px;width:100%;min-height:56px;margin-bottom:10px;padding:6px 8px;border:1px solid var(--page-border);border-radius:13px;background:var(--reading-bg);box-shadow:0 5px 16px rgba(0,0,0,.06);transform:none}
  .reader-toolbar::before {position:absolute;bottom:100%;left:-16px;right:-16px;height:env(safe-area-inset-top,0px);background:var(--reading-bg);content:""}
  .reader-toolbar-actions {flex-direction:row;flex:1;width:100%;gap:10px}
  .reader-desktop-only,.reader-current-filename {display:none}
  .reader-settings-toggle {display:inline-flex}
  .reader-toc-toggle,.reader-settings-toggle {min-height:44px;touch-action:manipulation}
  .reader-tool {width:auto;height:44px;padding:7px 10px;border:1px solid var(--page-border);border-radius:8px;background:var(--page-control);color:var(--page-text);font-size:12px}
  .reader-tool .icon {width:16px;height:16px}
  .reader-tool-label {display:inline}
  .reader-current-file {display:flex;max-width:none}
  .reader-current-chapter {display:block;color:var(--page-text);font-size:12px;line-height:1.4}
  .reader-toolbar-progress {display:block;margin-top:2px;color:var(--page-soft);font-size:10px;line-height:1.3}
  .reader-settings {position:fixed;top:auto;right:max(8px,env(safe-area-inset-right,0px));bottom:calc(max(8px,env(safe-area-inset-bottom,0px)) + var(--reader-menu-bottom,0px));left:max(8px,env(safe-area-inset-left,0px));width:auto;max-width:440px;max-height:calc(100vh - 32px);max-height:min(420px,calc(var(--reader-menu-height,100dvh) * .72),calc(var(--reader-menu-height,100dvh) - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px) - 16px));margin-inline:auto;padding:12px;gap:6px;border-radius:16px;overflow:hidden;transform:none}
  .reader-toolbar--settings-open .reader-settings {display:flex;flex-direction:column}
  .reader-settings-head {flex-shrink:0}
  .reader-settings-body {grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;min-height:0;padding:2px 4px;margin:-2px -4px;overflow:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}
  .reader-settings-body>.reader-setting {grid-column:1/-1}
  .reader-settings-head .reader-change {min-height:44px}
  .reader-setting {gap:8px;font-size:13px}
  .reader-select select {font-size:16px}
  .reader-color-setting {flex-direction:row;align-items:center;gap:6px}
  .reader-colors {flex-wrap:wrap;gap:3px;padding:2px}
  .reader-colors>.reader-color,.reader-colors>.reader-color-custom {width:44px;height:44px;padding:7px;border:0;background-clip:content-box}
  .reader-colors>.reader-color::before,.reader-colors>.reader-color-custom::before {position:absolute;inset:7px;border:1px solid var(--page-border);border-radius:50%;content:"";pointer-events:none}
  .reader-colors>.reader-color--active::after,.reader-colors>.reader-color-custom--active::after {inset:4px}
  .reader-color-custom svg {width:18px;height:18px}
  .reader-settings-mobile-file {display:block;min-height:44px;padding:6px 8px;font-size:13px}
  .reader-speech-entry {position:relative;display:flex;justify-content:center;min-height:44px;padding:6px 34px;gap:0;font-size:13px;text-align:center}
  .reader-speech-entry .icon {position:absolute;top:50%;inset-inline-start:10px;transform:translateY(-50%)}
  .reader-label-full {display:none}
  .reader-label-compact {display:inline}
  .reader-speech-button,.reader-speech-option {min-height:44px}
  .reader-speech-menu {top:auto;right:max(8px,env(safe-area-inset-right,0px));bottom:calc(max(8px,env(safe-area-inset-bottom,0px)) + var(--reader-menu-bottom,0px));left:max(8px,env(safe-area-inset-left,0px));width:auto;max-width:440px;max-height:calc(100vh - 32px);max-height:min(480px,calc(var(--reader-menu-height,100dvh) * .72),calc(var(--reader-menu-height,100dvh) - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px) - 16px));margin-inline:auto;padding:12px;gap:8px;border-radius:16px;transform:none}
  .reader-speech-menu-head {padding-bottom:4px}
  .reader-speech-menu-head h2 {font-size:15px}
  .reader-speech-menu-head .reader-change {padding-inline:10px}
  .reader-speech-settings {gap:6px}
  .reader-speech-actions {gap:6px}
  .reader-speech-actions>.reader-speech-button {min-width:0;padding:6px;font-size:12px;overflow-wrap:anywhere}
  .reader-speech-mode-note,.reader-speech-pick-hint,#speechVoiceHint[data-local="true"] {display:none}
  .reader-speech-info {grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:4px 8px}
  .reader-speech-status,.reader-speech-position {font-size:11px;line-height:1.5}
  .reader-speech-status[data-error="true"] {grid-column:1/-1;font-size:12px}
  .reader-speech-diagnostics summary {min-height:44px}
  .reader-speech-diagnostic-report {font-size:16px}
  .reader-speech-position {grid-column:2;text-align:end;white-space:nowrap}
  .reader-speech-chapter {display:none}
  .reader-speech-options {grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .reader-speech-option {min-width:0;gap:6px;font-size:12px;line-height:1.4;white-space:normal}
  .reader-speech-option input {flex-shrink:0}
  .reader-language-setting {display:flex}
  .reader-settings-body>.reader-reparse {grid-column:1/-1}
  .reader-listening-bar {bottom:calc(max(8px,env(safe-area-inset-bottom,0px)) + var(--reader-menu-bottom,0px));min-height:52px;padding:8px 12px;gap:10px;border-radius:13px}
  .reader-conversion-status {top:calc(100% + 8px);right:0;width:auto;max-width:100%}
  .reader-paper {min-height:calc(100vh - 238px);padding:24px;scroll-margin-top:calc(var(--reader-sticky-top) + var(--reader-toolbar-height) + 14px)}
  .reader-toc {top:auto;right:max(8px,env(safe-area-inset-right,0px));bottom:calc(max(8px,env(safe-area-inset-bottom,0px)) + var(--reader-menu-bottom,0px));left:max(8px,env(safe-area-inset-left,0px));width:auto;max-width:440px;max-height:calc(100vh - 32px);max-height:min(480px,calc(var(--reader-menu-height,100dvh) * .68),calc(var(--reader-menu-height,100dvh) - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px) - 16px));margin-inline:auto;padding:12px}
  .reader-toc__top {flex-shrink:0}
  .reader-book-title {margin-top:2px;font-size:14px}
  .reader-chapter-count {margin-top:0}
  .reader-chapter-list {gap:0;margin-top:6px}
  .reader-chapter {min-height:44px}
  .reader-toc .reader-change {min-height:44px;padding-inline:12px;font-size:12px}
  .reader-page-btn {min-height:44px;min-width:86px;font-size:12px}
}
@media(max-width:680px) {
  .reader-topbar-actions {gap:8px}
  .reader-brand {gap:6px;font-size:13px}
  .reader-back {font-size:11px}
  #readerLanguageSwitcher .language-btn {gap:5px;padding:6px;font-size:11px}
  #readerLanguageSwitcher .language-btn strong {max-width:5em}
  #readerLanguageSwitcher .language-btn .icon {width:12px;height:12px}
  .reader-topbar {min-height:calc(54px + env(safe-area-inset-top,0px));padding:env(safe-area-inset-top,0px) max(15px,env(safe-area-inset-right,0px)) 0 max(15px,env(safe-area-inset-left,0px))}
  .reader-brand {font-size:13px}
  .reader-brand img {width:30px;height:30px}
  .reader-back {font-size:11px}
  .reader-main {padding:12px max(10px,env(safe-area-inset-right,0px)) max(12px,env(safe-area-inset-bottom,0px)) max(10px,env(safe-area-inset-left,0px))}
  .reader-welcome {margin:5vh auto 0;padding:34px 18px;border-radius:16px}
  .reader-welcome h1 {font-size:25px}
  .reader-welcome>p {font-size:13px}
  .reader-upload {min-height:170px}
  .reader-toolbar {margin-bottom:9px}
  .reader-toolbar::before {left:-10px;right:-10px}
  .reader-toolbar-actions {gap:8px}
  .reader-current-file {max-width:none}
  .reader-paper {min-height:calc(100vh - 280px);padding:22px 14px}
  .reader-paper h1 {margin-bottom:24px}
  .reader-content {line-height:1.95}
  .reader-pagination {margin-top:32px}
  .reader-page-btn {padding:7px 8px}
}