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var(--accent);place-items:center;text-decoration:none;display:grid}.external-link-open:hover{background:var(--accent-dark)}.mobile-menu{color:#45514e;cursor:pointer;background:#f0f3f1;border:0;border-radius:7px;place-items:center;width:34px;height:34px;padding:0}.sidebar-backdrop{display:none}.app-shell.dark{--ink:#e8eeec;--muted:#9aa8a4;--line:#35403d;--panel:#171e1c;--paper:#fffefa;--accent:#56b7aa;--accent-dark:#9ad8d0;--accent-pale:#203f3b;color:var(--ink);background:#101513}.app-shell.dark .topbar{border-bottom-color:var(--line);background:#151b19}.app-shell.dark .brand{color:#eef4f2}.app-shell.dark .book-name{color:#9faaa7}.app-shell.dark .privacy-note{color:#97a4a0}.app-shell.dark .page-theme-toggle{color:#d8e2df;background:#202825;border-color:#3c4844}.app-shell.dark .page-theme-toggle:hover{color:#a8ded7;border-color:#608d87}.app-shell.dark .close-book-button{color:#aab6b2;border-color:#3c4844}.app-shell.dark .close-book-button:hover{color:#ffc0b8;background:#382321;border-color:#71413c}.app-shell.dark .secondary-button{color:#b7e5de;background:#20423d}.app-shell.dark .preview-area{background:#101513}.app-shell.dark .welcome-copy p{color:#a2aeaa}.app-shell.dark .beta-badge{color:#b7e5de;background:#20332f;border-color:#3d5f58}.app-shell.dark .drop-zone{color:#edf3f1;background:#181f1df5;border-color:#58645f;box-shadow:0 24px 70px #00000042}.app-shell.dark .drop-zone.is-dragging{background:#18302c;border-color:#63c1b5}.app-shell.dark .drop-zone>p,.app-shell.dark .file-hint{color:#8f9b97}.app-shell.dark .book-page{background:#d8dfdc;border-color:#7b8984}.app-shell.dark .privacy-card{color:#8e9c98}.app-shell.dark .privacy-card strong{color:#cad4d1}.app-shell.dark .limitations-card{color:#9ba8a4}.app-shell.dark .limitations-card summary:hover{color:#b7e5de;background:#56b7aa1a}.app-shell.dark .limitations-card ul{background:#181f1db8;border-color:#35403d}.app-shell.dark .lock-shape,.app-shell.dark .lock-shape:before{border-color:#84938f}.app-shell.dark .reader-stage{background:#101513}.app-shell.dark .reader-heading h1{color:#edf3f1}.app-shell.dark .reader-search form{background:#171e1c;border-color:#394541;box-shadow:0 4px 14px #00000024}.app-shell.dark .reader-search input{color:#e6eeeb}.app-shell.dark .reader-search input::placeholder{color:#75817d}.app-shell.dark .search-icon,.app-shell.dark .search-clear{color:#9aa6a2}.app-shell.dark .search-submit:disabled{color:#75817d;background:#28312e}.app-shell.dark .search-results{color:#e2eae7;background:#171e1c;border-color:#3a4642;box-shadow:0 18px 50px #0006}.app-shell.dark .search-results-header{color:#abb7b3;background:#202825;border-bottom-color:#35403d}.app-shell.dark .search-results-header button{color:#a8b4b0}.app-shell.dark .search-results li+li{border-top-color:#2d3734}.app-shell.dark .search-results li>button{color:#ced8d4}.app-shell.dark .search-results li>button:hover{background:#21312e}.app-shell.dark .search-message{color:#94a09c}.app-shell.dark .file-pill{color:#a6b2ae;background:#202825}.app-shell.dark .page-arrow{color:#bdc8c5;background:#202825;border-color:#3b4743;box-shadow:0 7px 20px #0003}.app-shell.dark .page-arrow:hover{color:#7dd0c5;border-color:#528d85}.app-shell.dark .progress-bar{color:#9ba8a4}.app-shell.dark .progress-bar button{color:#b4c0bc}.app-shell.dark .location-label{border-left-color:#3c4744}.app-shell.dark .external-link-dialog{color:#edf3f1;background:#19211f;border-color:#3d4945}.app-shell.dark .external-link-dialog>p{color:#b1bcb8}.app-shell.dark .external-link-url{background:#20332f;color:#b7e5de!important}.app-shell.dark .external-link-cancel{color:#d5dedb;background:#252e2b;border-color:#46524e}.app-shell.dark .mobile-menu{color:#d6dfdc;background:#202825}.app-shell.dark .error-message{color:#ffc5be;background:#3d211f;border-color:#71413c}@media (width<=980px){.topbar{padding:0 16px}.privacy-note{display:none}.welcome-panel{grid-template-rows:auto auto auto;grid-template-columns:minmax(280px,620px);gap:35px;padding:50px 24px}.welcome-copy{text-align:center}.welcome-copy p{margin-inline:auto}.drop-zone{min-height:370px}.welcome-meta{grid-column:1}.error-message{grid-column:1;margin-top:-20px}}@media (width<=760px){.workspace,.workspace.has-book{display:block}.workspace .sidebar,.workspace:not(.has-book) .sidebar{overscroll-behavior:contain;width:min(330px,92vw);min-width:0;position:fixed;inset:68px auto 0 0;overflow:hidden auto;transform:translate(-105%);box-shadow:18px 0 50px #00000038}.workspace .sidebar.is-open{transform:translate(0)}.mobile-menu,.close-sidebar{display:grid}.mobile-menu{place-items:center;width:44px;height:44px;padding:0;font-size:18px}.close-sidebar{color:#c6d0cd;cursor:pointer;background:#2b3936;border:0;border-radius:7px;place-items:center;width:44px;height:44px;font-size:22px}.sidebar-backdrop{z-index:14;background:#090f0e61;border:0;display:block;position:fixed;inset:68px 0 0}.toc-section{flex:none}.toc-scroll{max-height:none;overflow:visible}.book-name{display:none}.brand-block{flex:1;gap:10px}.top-actions{gap:8px}.theme-toggle-label{display:none}.page-theme-toggle{justify-content:center;width:44px;height:44px;padding:0}.secondary-button{min-height:44px;padding:9px 11px;font-size:12px}.close-book-button{height:44px;padding:0 9px}.reader-search form{height:44px}.search-clear{width:40px}.search-results-header{height:44px}.search-results-header button{width:40px;height:40px}.search-results ul{max-height:calc(min(390px,54vh) - 44px)}.reader-stage{min-height:calc(100vh - 68px);padding:20px 12px 15px}.reader-heading{flex-direction:column;align-items:stretch;gap:10px;margin:0 7px 14px}.reader-heading h1{font-size:19px}.reader-heading-actions,.reader-search{width:100%}.search-results{width:100%;left:0;right:auto}.file-pill{display:none}.device-wrap{gap:7px}.device-frame{width:min(72vw,390px);height:auto;max-height:66vh}.device-frame.landscape{width:min(72vw,610px);height:auto}.page-arrow{flex:none;width:44px;height:44px;font-size:25px}.progress-bar{grid-template-columns:auto 1fr 34px auto;width:96%}.progress-bar button{min-width:44px;min-height:44px}.location-label{display:none}}@media (width<=520px){.topbar{height:60px;position:sticky;top:0}.workspace .sidebar,.workspace:not(.has-book) .sidebar,.sidebar-backdrop{top:60px}.brand{display:none}.topbar{padding-inline:10px}.top-actions{gap:6px}.close-book-button{width:52px;padding:0;font-size:11px}.secondary-button{width:48px;padding:0;font-size:11px}.desktop-action-label{display:none}.mobile-action-label{display:inline}.welcome-panel{gap:28px;min-height:calc(100vh - 60px);padding:34px 18px}.welcome-copy h1{margin-top:11px;font-size:38px}.welcome-copy p{font-size:13px;line-height:1.8}.drop-zone{border-radius:16px;min-height:315px;padding:30px 18px}.drop-zone h2{font-size:21px}.privacy-card{align-items:center}.privacy-card p{display:none}.limitations-card{width:min(100%,360px)}.device-wrap{gap:0;overflow:visible}.device-wrap>.page-arrow{display:none}.device-frame,.device-frame.landscape{flex-basis:auto;width:min(94vw,500px);max-width:94vw;max-height:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important}}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}