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var(--vt-c-black-soft);--color-background-mute: var(--vt-c-black-mute);--color-border: var(--vt-c-divider-dark-2);--color-border-hover: var(--vt-c-divider-dark-1);--color-heading: var(--vt-c-text-dark-1);--color-text: var(--vt-c-text-dark-2)}}*,*:before,*:after{box-sizing:border-box;margin:0;font-weight:400}body{min-height:100vh;color:var(--color-text);background:var(--color-background);transition:color .5s,background-color .5s;line-height:1.6;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;font-size:15px;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{max-width:1280px;margin:0 auto;padding:0rem;font-weight:400}a,.green{text-decoration:none;color:#00bd7e;transition:.4s;padding:3px}@media (hover: hover){a:hover{background-color:#00bd7e33}}@media (min-width: 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dark){.content[data-v-045eeff5]{background-color:#1a1a1a;color:#e0e0e0}.navigation-mobile[data-v-045eeff5]{background-color:#1a1a1af2}.chapter-info[data-v-045eeff5]{color:#999}.nav-button[data-v-045eeff5]{background-color:#45a049}.nav-button[data-v-045eeff5]:disabled{background-color:#333}}.history-button[data-v-045eeff5]{position:fixed;top:20px;right:20px;z-index:100;padding:8px;background-color:#ffffffe6;border-radius:50%;box-shadow:0 2px 8px #0000001a;cursor:pointer}@media (prefers-color-scheme: dark){.history-button[data-v-045eeff5]{background-color:#1a1a1ae6;color:#e0e0e0}}.speech-button[data-v-045eeff5],.speech-button.speaking[data-v-045eeff5]{display:none}.settings-button[data-v-045eeff5]{background-color:#666;margin-left:8px}.settings-panel[data-v-045eeff5]{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000}.settings-content[data-v-045eeff5]{background-color:#fff;padding:20px;border-radius:8px;min-width:300px;max-width:90%}.setting-item[data-v-045eeff5]{margin:15px 0;display:flex;justify-content:space-between;align-items:center}.font-size-controls[data-v-045eeff5]{display:flex;align-items:center;gap:10px}.font-size-controls 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