/* --- T_READER_DISCOVERY_20261007 begin --- */
body.reader-mode{--read-bg:#f8f5ee;--read-panel:#fffdf8;--read-ink:#302c29;--read-muted:#7e746a;--read-line:#ded7cc;--read-accent:#83344e;background:var(--read-bg);color:var(--read-ink);padding-bottom:0}
body.reader-mode[data-reader-theme=white]{--read-bg:#fff;--read-panel:#fff;--read-line:#e7e4df}
body.reader-mode[data-reader-theme=night]{--read-bg:#202225;--read-panel:#292c30;--read-ink:#e1ded7;--read-muted:#aaa8a4;--read-line:#43464b;--read-accent:#e4a9ba;background:var(--read-bg);color:var(--read-ink)}
body.reader-mode .portal-header,body.reader-mode .app-footer,body.reader-mode .site-footer,body.reader-mode .portal-footer,body.reader-mode .footer-notice,body.reader-mode .mobile-portal-nav{display:none!important}
body.portal-mode.reader-mode .portal-main{max-width:none;padding:0 24px 140px;margin:0}
.reading-shell{--reading-size:18px;--reading-leading:1.9;--reading-width:680px;--reading-font:var(--serif);color:var(--read-ink)}
.reading-shell button,.reading-shell a{-webkit-tap-highlight-color:transparent}
.reading-shell button{font:inherit;cursor:pointer}.reading-shell button:disabled{opacity:.32;cursor:default}
.reading-shell button:focus-visible,.reading-shell a:focus-visible,.reading-shell input:focus-visible{outline:2px solid var(--read-accent);outline-offset:3px}
.reading-shell svg{width:21px;height:21px;flex-shrink:0}
.reading-header{position:fixed;z-index:35;inset:0 0 auto;height:66px;padding:0 max(20px,calc((100vw - 1080px)/2));display:flex;align-items:center;gap:18px;background:var(--read-bg);border-bottom:1px solid var(--read-line)}
.reading-header>button{width:44px;height:44px;display:grid;place-items:center;border:0;background:none;color:var(--read-ink);flex:none}
.reading-header>div{min-width:0;flex:1;display:flex;gap:16px;align-items:baseline}.reading-header a{font-size:14px;color:var(--read-ink);text-decoration:none;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;max-width:60%}.reading-header span{font-size:12px;color:var(--read-muted);overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.reading-progress-track{position:fixed;top:65px;left:0;right:0;height:2px;z-index:36;background:var(--read-line)}.reading-progress-track i{display:block;height:100%;width:0;background:var(--read-accent)}
.reading-shell .reader-paper{max-width:var(--reading-width);padding:135px 0 0;margin:0 auto;background:transparent!important;box-shadow:none;border:0;border-radius:0;color:var(--read-ink)}
.reading-shell .reader-paper>header{padding:0 0 54px;border:0;text-align:left}.reading-shell .reader-paper h1{text-align:left;font:600 clamp(24px,3vw,32px)/1.55 var(--serif);letter-spacing:-.7px;margin:13px 0 15px;color:var(--read-ink)}
.reading-shell .reader-paper .eyebrow,.reading-shell .reader-byline{font:12px/1.6 var(--sans);color:var(--read-muted)}
.reading-shell .reader-paper .reader-body{font-family:var(--reading-font);font-size:var(--reading-size);line-height:var(--reading-leading);letter-spacing:0;white-space:pre-wrap;color:var(--read-ink);word-break:keep-all;overflow-wrap:anywhere;tab-size:2}
.reading-endmark{text-align:center;margin:64px 0;color:var(--read-accent);font-size:24px}.reading-finish{display:flex;flex-direction:column;align-items:center;gap:19px;border-top:1px solid var(--read-line);padding:35px 0}.reading-finish>span,.reading-finish>a{font-size:13px;color:var(--read-muted)}.reading-finish .button{min-height:48px;padding:12px 26px}.reading-finish .button.primary{color:var(--read-bg);background:var(--read-accent);border-color:var(--read-accent)}
.reading-toolbar{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);z-index:35;width:min(660px,calc(100% - 40px));display:grid;grid-template-columns:repeat(5,1fr) 65px;align-items:center;background:var(--read-panel);border:1px solid var(--read-line);border-radius:14px;box-shadow:0 6px 28px #0000000d;padding:9px 12px;gap:6px}
.reading-toolbar>button{min-height:52px;border:0;background:none;color:var(--read-muted);display:flex;align-items:center;justify-content:center;gap:6px;font-size:12px;border-radius:6px}.reading-toolbar>button:hover:not(:disabled){color:var(--read-accent);background:color-mix(in srgb,var(--read-accent) 7%,transparent)}.reading-toolbar>button[aria-pressed=true]{color:var(--read-accent)}.reading-toolbar>button[aria-pressed=true] svg{fill:color-mix(in srgb,var(--read-accent) 15%,transparent)}.reading-toolbar small{display:block;font-size:10px;line-height:1.6}.reading-percent{font-size:12px;text-align:center;border-left:1px solid var(--read-line);color:var(--read-muted)}.reading-percent>span{font-size:10px;display:block;margin-bottom:4px}.reading-percent b{font-weight:500;color:var(--read-ink)}
.reading-focus-exit{display:none;position:fixed;top:16px;right:20px;align-items:center;gap:7px;border:1px solid var(--read-line);background:var(--read-panel);color:var(--read-muted);border-radius:22px;padding:10px 14px;font-size:12px!important;z-index:38}
.reading-focus .reading-header,.reading-focus .reading-toolbar{display:none}.reading-focus .reading-focus-exit{display:flex}.reading-focus .reading-progress-track{top:0}.reading-focus .reader-paper{padding-top:105px}
.reading-dialog{color:var(--read-ink);background:var(--read-panel);border:1px solid var(--read-line);border-radius:16px;width:min(460px,calc(100vw - 32px));max-height:82dvh;padding:0;box-shadow:0 20px 90px #0003;overscroll-behavior:contain}
.reading-dialog::backdrop{background:#16131a65}.reading-dialog>header{position:sticky;top:0;z-index:1;display:flex;justify-content:space-between;align-items:center;background:var(--read-panel);padding:22px 25px;border-bottom:1px solid var(--read-line)}.reading-dialog header small{color:var(--read-muted);font-size:11px}.reading-dialog h2{font:600 21px/1.5 var(--serif);margin:5px 0 0}.reading-dialog header>button{border:0;background:none;color:var(--read-ink);width:44px;height:44px;display:grid;place-items:center}
.reading-settings{padding:24px 26px}.reading-settings fieldset{border:0;margin:0 0 24px;padding:0;min-width:0}.reading-settings legend{font-size:13px;width:100%;margin:0 0 13px;padding:0}.reading-settings output{float:right;color:var(--read-accent);font-variant-numeric:tabular-nums}.reading-settings input[type=range]{width:100%;height:24px;accent-color:var(--read-accent)}.reading-size{display:flex;gap:16px;align-items:center}.reading-size>button{background:none;border:1px solid var(--read-line);border-radius:6px;color:var(--read-ink);height:42px;min-width:47px}.reading-options{display:flex;gap:8px}.reading-options>button{flex:1;min-height:44px;border:1px solid var(--read-line);border-radius:6px;background:transparent;color:var(--read-ink);font-size:13px}.reading-options>button[aria-pressed=true]{border-color:var(--read-accent);color:var(--read-accent);box-shadow:inset 0 0 0 1px var(--read-accent)}.reading-themes [data-value=white]{background:#fff;color:#302c29}.reading-themes [data-value=paper]{background:#f4efe5;color:#302c29}.reading-themes [data-value=night]{background:#25282c;color:#e1ded7}.reading-settings small{display:block;font-size:11px;color:var(--read-muted);margin-top:7px}.reading-reset{border:0;border-bottom:1px solid var(--read-muted);color:var(--read-muted);background:none;padding:6px 0;font-size:12px!important}.reading-settings [data-reader-storage]{font-size:11px;color:var(--read-muted);line-height:1.7;margin:20px 0 0}
.reading-toc{margin:0;padding:0 20px 18px;list-style:none}.reading-toc li{position:relative;border-bottom:1px solid var(--read-line)}.reading-toc li>button:first-child{display:flex;width:100%;gap:14px;text-align:left;padding:17px 6px;align-items:center;border:0;background:none;color:var(--read-ink);font-size:13px;min-height:67px}.reading-toc li>button:first-child[aria-current=true]{color:var(--read-accent);font-weight:600}.reading-toc b{font:italic 18px var(--serif);color:var(--read-muted);min-width:24px}.reading-toc small{display:block;font-size:10px;color:var(--read-muted);margin-top:6px}.reading-toc li>button:first-child>span{flex:1}.reading-toc small svg{width:12px;height:12px;vertical-align:middle}.reading-toc-summary{display:flex;justify-content:space-between;align-items:center;padding:16px 25px;font-size:11px;color:var(--read-muted)}.reading-toc-summary button{border:0;background:none;color:var(--read-accent);min-height:36px;font-size:12px}.reading-mark-remove{position:absolute;right:0;top:14px;border:0;background:var(--read-panel);color:var(--read-muted);width:40px;height:40px}.reading-toc li:has(.reading-mark-remove)>button:first-child{padding-right:45px}.reading-empty{padding:35px 26px;color:var(--read-muted);font-size:13px;line-height:1.9}.reading-announcement{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
@media(max-width:600px){body.portal-mode.reader-mode .portal-main{padding:0 22px 120px}.reading-header{height:60px;padding:0 12px;gap:8px}.reading-header>div{display:block}.reading-header a{display:block;max-width:100%;font-size:12px}.reading-header span{display:block;font-size:10px;margin-top:3px}.reading-progress-track{top:59px}.reading-shell .reader-paper{padding-top:100px}.reading-shell .reader-paper>header{padding-bottom:36px}.reading-toolbar{bottom:0;left:0;transform:none;width:100%;grid-template-columns:repeat(5,1fr);border-radius:0;border-width:1px 0 0;padding:8px 10px calc(8px + env(safe-area-inset-bottom));gap:0}.reading-toolbar>button{flex-direction:column;gap:5px;font-size:10px;min-height:51px}.reading-toolbar small{display:inline;font-size:9px}.reading-percent{position:absolute;right:18px;top:-26px;border:0;font-size:10px;padding:3px 7px;border-radius:10px;background:var(--read-bg)}.reading-percent>span{display:none}.reading-dialog{margin:auto 0 0;max-height:86dvh;width:100%;max-width:none;border-radius:18px 18px 0 0;border-bottom:0;padding-bottom:env(safe-area-inset-bottom)}.reading-dialog>header{padding:18px 23px}.reading-settings{padding:20px 24px}.reading-settings fieldset{margin-bottom:20px}.reading-focus-exit{right:14px;font-size:10px!important;padding:8px 10px}.reading-focus .reader-paper{padding-top:88px}}
@media(prefers-reduced-motion:reduce){.reading-shell *{scroll-behavior:auto!important}}
/* --- T_READER_DISCOVERY_20261007 end --- */