:root{
  --r-bg:#06101d;
  --r-bg-2:#091827;
  --r-surface:#0d1d2e;
  --r-surface-2:#102338;
  --r-glass:rgba(8,20,34,.78);
  --r-line:rgba(255,255,255,.09);
  --r-line-strong:rgba(255,255,255,.17);
  --r-text:#f6fbff;
  --r-soft:#b7c5d2;
  --r-muted:#7f91a2;
  --r-cyan:#72e6ff;
  --r-violet:#8c7cff;
  --r-red:#cf2e49;
  --r-green:#73e2a3;
  --reader-header-height:58px;
  --reader-page-max:980px;
}
html[data-theme="light"]{
  --r-bg:#eef5fb;
  --r-bg-2:#e4eef7;
  --r-surface:#ffffff;
  --r-surface-2:#f3f8fc;
  --r-glass:rgba(246,250,253,.86);
  --r-line:rgba(18,50,76,.10);
  --r-line-strong:rgba(18,50,76,.18);
  --r-text:#10283d;
  --r-soft:#456276;
  --r-muted:#72879a;
  --r-cyan:#087f9f;
  --r-violet:#6554df;
  --r-red:#b9233c;
  --r-green:#168453;
}
*{box-sizing:border-box}
html,body{margin:0;min-width:320px;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--r-bg);color:var(--r-text)}
body{overflow-x:hidden}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--r-cyan);outline-offset:3px}
svg{display:block}
.reader-skip{position:fixed;top:8px;left:10px;z-index:9999;padding:9px 13px;border-radius:10px;background:#fff;color:#07111f;transform:translateY(-150%);transition:transform .2s ease}.reader-skip:focus{transform:none}
.reader-header{position:fixed;inset:0 0 auto 0;height:calc(var(--reader-header-height) + env(safe-area-inset-top));padding-top:env(safe-area-inset-top);z-index:1200;border-bottom:1px solid var(--r-line);background:var(--r-glass);backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%)}
.reader-header-inner{height:var(--reader-header-height);max-width:1700px;margin:0 auto;padding:0 clamp(8px,1.8vw,22px);display:grid;grid-template-columns:minmax(0,1fr) minmax(120px,.85fr) minmax(0,1fr);align-items:center;gap:12px}
.reader-leading,.reader-actions{display:flex;align-items:center;min-width:0}.reader-leading{gap:6px}.reader-actions{justify-content:flex-end;gap:3px}
.reader-brand{display:inline-flex;align-items:center;gap:8px;min-width:0;font-weight:850;letter-spacing:-.03em;white-space:nowrap}.reader-brand img{flex:0 0 auto}.reader-brand>span{font-size:16px}.reader-brand>span span{color:var(--r-cyan)}
.reader-icon-button{width:40px;height:40px;display:grid;place-items:center;position:relative;flex:0 0 auto;padding:0;border:1px solid transparent;border-radius:12px;background:transparent;color:var(--r-soft);transition:color .18s ease,background .18s ease,border-color .18s ease,transform .18s ease}
.reader-icon-button:hover{color:var(--r-text);background:rgba(255,255,255,.045);border-color:var(--r-line)}
.reader-icon-button:active{transform:scale(.96)}
.reader-icon-button svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}.reader-icon-button svg circle{fill:currentColor;stroke:none}
.reader-theme-button{border:1px solid transparent!important;box-shadow:none!important;background:transparent!important;color:var(--r-soft)!important;font-size:19px!important}.reader-theme-button:hover{color:var(--r-text)!important;border-color:var(--r-line)!important;background:rgba(255,255,255,.045)!important}
.reader-icon-button.is-active{color:var(--r-cyan);background:rgba(114,230,255,.065);border-color:rgba(114,230,255,.18)}
#reader-recall-button.is-active{color:#ff6d82;border-color:rgba(255,93,116,.20);background:rgba(207,46,73,.085)}
.reader-active-dot{position:absolute;right:7px;bottom:5px;width:5px;height:5px;border-radius:50%;background:var(--r-red);opacity:0;transform:scale(.5);transition:.18s ease}#reader-recall-button.is-active .reader-active-dot{opacity:1;transform:scale(1)}
.reader-document-meta{min-width:0;text-align:center;line-height:1.08}.reader-document-meta strong,.reader-document-meta span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.reader-document-meta strong{font-size:12px;font-weight:850;letter-spacing:.01em}.reader-document-meta span{margin-top:4px;color:var(--r-muted);font-size:10px;font-weight:650}
.reader-main{min-height:100svh;padding-top:calc(var(--reader-header-height) + env(safe-area-inset-top));background:radial-gradient(circle at 20% 15%,rgba(114,230,255,.06),transparent 28%),radial-gradient(circle at 86% 84%,rgba(140,124,255,.065),transparent 30%),var(--r-bg)}
.reader-welcome{position:relative;min-height:calc(100svh - var(--reader-header-height));display:grid;place-items:center;padding:clamp(28px,6vw,70px) 18px;overflow:hidden}
.reader-welcome-glow{position:absolute;border-radius:50%;filter:blur(70px);opacity:.24;pointer-events:none}.reader-welcome-glow-a{width:260px;height:260px;background:var(--r-cyan);left:-90px;top:15%}.reader-welcome-glow-b{width:300px;height:300px;background:var(--r-violet);right:-120px;bottom:5%}
.reader-welcome-card{position:relative;width:min(100%,880px);min-height:540px;display:flex;flex-direction:column;align-items:center;text-align:center;justify-content:center;padding:42px clamp(18px,5vw,56px);border:1px solid var(--r-line);border-radius:32px;background:linear-gradient(145deg,color-mix(in srgb,var(--r-surface) 93%,transparent),color-mix(in srgb,var(--r-surface-2) 80%,transparent));box-shadow:0 30px 100px rgba(0,0,0,.22);overflow:hidden}
.reader-welcome-card::before{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(120deg,transparent 0 44%,rgba(255,255,255,.035) 51%,transparent 58%);transform:translateX(-65%);animation:reader-welcome-sheen 8s ease-in-out infinite}
.reader-eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--r-cyan);font-size:10px;font-weight:900;letter-spacing:.15em}.reader-eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--r-green);box-shadow:0 0 0 5px rgba(115,226,163,.08)}
.reader-welcome h1,.about-reader-hero h1{margin:16px 0 12px;max-width:760px;font-size:clamp(38px,6vw,68px);line-height:.98;letter-spacing:-.055em}.reader-welcome h1 span,.about-reader-hero h1 span{background:linear-gradient(90deg,var(--r-cyan),var(--r-violet));-webkit-background-clip:text;background-clip:text;color:transparent}.reader-welcome-card>p{max-width:650px;margin:0;color:var(--r-soft);font-size:clamp(14px,2vw,17px);line-height:1.65}
.reader-welcome-actions{display:flex;align-items:center;justify-content:center;gap:11px;flex-wrap:wrap;margin-top:23px}.reader-primary-button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 18px;border:0;border-radius:13px;background:linear-gradient(135deg,var(--r-cyan),var(--r-violet));color:#06101d;font-size:13px;font-weight:900;box-shadow:0 12px 30px rgba(77,139,255,.20);transition:transform .18s ease,box-shadow .18s ease}.reader-primary-button:hover{transform:translateY(-1px);box-shadow:0 16px 34px rgba(77,139,255,.28)}.reader-primary-button svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.reader-secondary-link{min-height:42px;display:inline-flex;align-items:center;padding:0 14px;color:var(--r-soft);font-size:12px;font-weight:800}.reader-secondary-link:hover{color:var(--r-cyan)}
.reader-welcome-demo{width:min(100%,600px);margin-top:28px;padding:13px;border:1px solid var(--r-line);border-radius:18px;background:rgba(0,0,0,.08)}.reader-demo-page{position:relative;height:128px;padding:18px 20px;border-radius:12px;background:#fff;color:#24303b;overflow:hidden;text-align:left;box-shadow:0 10px 28px rgba(0,0,0,.12)}.reader-demo-page::after{content:"";position:absolute;inset:0;background:rgba(205,46,73,.13);clip-path:polygon(58% 0,100% 0,100% 100%,58% 100%)}.reader-demo-page p{position:relative;z-index:1;margin:14px 0 8px;font-size:13px}.reader-demo-page mark{padding:2px 4px;border-radius:4px;background:rgba(255,225,88,.72);color:#24303b}.reader-demo-mask{position:absolute;z-index:2;right:15.5%;top:59px;width:13.5%;height:21px;border-radius:5px;background:#c82d46;box-shadow:0 4px 14px rgba(133,13,37,.14)}.reader-demo-line{display:block;position:relative;z-index:1;width:72%;height:5px;margin-bottom:8px;border-radius:99px;background:#e2e8ed}.reader-demo-line.wide{width:92%}.reader-demo-line.short{width:56%}.reader-demo-legend{display:flex;align-items:center;justify-content:center;gap:9px;padding-top:10px;color:var(--r-muted);font-size:9px;font-weight:850;letter-spacing:.08em}.reader-demo-legend i{width:18px;height:1px;background:var(--r-line-strong)}.reader-privacy-note{display:flex;align-items:center;gap:7px;margin-top:18px;color:var(--r-muted);font-size:11px;font-weight:700}.reader-privacy-note span{color:var(--r-green)}
.reader-workspace{height:calc(100svh - var(--reader-header-height) - env(safe-area-inset-top));min-height:360px}
body.reader-document-open .reader-welcome{display:none!important}
body.reader-document-open .reader-workspace{display:block!important}
.reader-scroller{height:100%;overflow:auto;overscroll-behavior:contain;background:linear-gradient(180deg,var(--r-bg),var(--r-bg-2));scrollbar-gutter:stable both-edges;scroll-behavior:smooth;touch-action:pan-x pan-y pinch-zoom}.reader-pages{width:100%;min-height:100%;padding:clamp(12px,2vw,24px) clamp(8px,2vw,22px) 80px;display:flex;flex-direction:column;align-items:flex-start;gap:clamp(12px,1.8vw,20px);transform-origin:top center}
.reader-page-shell{position:relative;width:min(100%,var(--reader-page-max));aspect-ratio:.7071;border-radius:4px;background:#fff;box-shadow:0 14px 45px rgba(0,0,0,.28);overflow:hidden;isolation:isolate;flex:0 0 auto;margin-inline:auto}.reader-page-shell::before{content:"";position:absolute;inset:0;z-index:0;background:linear-gradient(110deg,#eef1f4 10%,#f8fafb 18%,#eef1f4 28%);background-size:200% 100%;animation:reader-skeleton 1.5s linear infinite}.reader-page-shell.is-rendered::before{display:none}.reader-page-shell canvas{position:absolute;inset:0;width:100%;height:100%;z-index:1;background:#fff}.reader-page-number{position:absolute;right:9px;bottom:8px;z-index:8;padding:3px 6px;border-radius:6px;background:rgba(15,27,38,.58);color:#fff;font-size:8px;font-weight:800;pointer-events:none;opacity:.62}
.reader-text-layer{position:absolute;inset:0;z-index:3;overflow:hidden;line-height:1;text-size-adjust:none;-webkit-text-size-adjust:none;transform-origin:0 0;pointer-events:auto}.reader-text-layer span{position:absolute;white-space:pre;color:transparent;cursor:text;transform-origin:0 0;line-height:1}.reader-text-layer span::selection{background:rgba(255,211,72,.55);color:transparent}.reader-highlight-layer{position:absolute;inset:0;z-index:5;pointer-events:none}.reader-red-wash{position:absolute;inset:0;z-index:4;pointer-events:none;background:rgba(211,40,62,.08);opacity:0;transition:opacity .18s ease}.reader-scroller.recall-red .reader-red-wash{opacity:1}.reader-highlight{position:absolute;border-radius:3px;background:var(--highlight-bg,rgba(255,226,93,.48));box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--highlight-bg,rgba(255,226,93,.48)) 60%,transparent);pointer-events:none;transition:background .16s ease,box-shadow .16s ease,opacity .16s ease}.reader-highlight.kind-area{border-radius:5px}.reader-scroller.is-recall .reader-highlight.is-hidden{z-index:6;pointer-events:auto;cursor:pointer;touch-action:manipulation;box-shadow:inset 0 0 0 1px rgba(255,255,255,.10);background:rgba(199,55,74,.34);backdrop-filter:saturate(.75);-webkit-backdrop-filter:saturate(.75)}.reader-scroller.is-recall.recall-mask .reader-highlight.is-hidden{background:linear-gradient(135deg,#172634,#233746);box-shadow:0 3px 10px rgba(0,0,0,.12),inset 0 0 0 1px rgba(255,255,255,.08)}.reader-scroller.is-recall.recall-red .reader-highlight.is-hidden{background:linear-gradient(135deg,rgba(229,146,157,.98),rgba(218,126,140,.98));box-shadow:inset 0 0 0 1px rgba(176,35,57,.12)}.reader-scroller.is-recall .reader-highlight.is-revealed{z-index:2;pointer-events:none}.reader-area-capture{position:absolute;inset:0;z-index:7;display:none;cursor:crosshair;touch-action:none}.reader-scroller.highlight-area .reader-area-capture{display:block}.reader-area-preview{position:absolute;z-index:8;border:1px solid rgba(255,199,42,.95);border-radius:5px;background:rgba(255,226,93,.34);pointer-events:none}.reader-page-shell.is-current{outline:1px solid rgba(114,230,255,.22);outline-offset:2px}
.reader-status{position:fixed;left:50%;bottom:calc(18px + env(safe-area-inset-bottom));z-index:1800;max-width:min(88vw,560px);transform:translateX(-50%);padding:10px 14px;border:1px solid var(--r-line-strong);border-radius:12px;background:rgba(6,16,29,.91);backdrop-filter:blur(14px);color:#fff;font-size:11px;font-weight:750;box-shadow:0 18px 50px rgba(0,0,0,.25)}html[data-theme="light"] .reader-status{background:rgba(255,255,255,.95);color:#173046}
.reader-popover{position:fixed;top:calc(var(--reader-header-height) + env(safe-area-inset-top) + 7px);z-index:1500;width:min(330px,calc(100vw - 20px));padding:14px;border:1px solid var(--r-line-strong);border-radius:16px;background:color-mix(in srgb,var(--r-surface) 94%,transparent);box-shadow:0 24px 70px rgba(0,0,0,.28);backdrop-filter:blur(20px)}.reader-highlighter-popover{right:108px}.reader-more-popover{right:9px}.reader-popover[hidden]{display:none}.reader-popover-head{display:grid;gap:3px;margin-bottom:12px}.reader-popover-head strong{font-size:13px}.reader-popover-head small{color:var(--r-muted);font-size:10px;line-height:1.45}.reader-segmented{display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:4px;border:1px solid var(--r-line);border-radius:11px;background:rgba(255,255,255,.025)}.reader-segmented button{min-height:34px;border:0;border-radius:8px;background:transparent;color:var(--r-soft);font-size:11px;font-weight:800}.reader-segmented button.is-active{background:rgba(114,230,255,.09);color:var(--r-cyan);box-shadow:inset 0 0 0 1px rgba(114,230,255,.16)}.reader-color-row{display:flex;gap:8px;justify-content:center;padding:13px 0 4px}.reader-color-swatch{width:30px;height:30px;padding:0;border:2px solid transparent;border-radius:999px;background:var(--swatch);box-shadow:0 0 0 1px rgba(0,0,0,.12)}.reader-color-swatch.is-active{border-color:var(--r-text);box-shadow:0 0 0 2px var(--r-surface),0 0 0 4px color-mix(in srgb,var(--r-cyan) 55%,transparent)}.reader-text-action{width:100%;min-height:36px;margin-top:9px;border:1px solid var(--r-line);border-radius:10px;background:transparent;color:var(--r-soft);font-size:11px;font-weight:800}.reader-text-action:hover{color:var(--r-text);border-color:var(--r-line-strong)}.reader-option-block{display:grid;gap:7px;margin:8px 0 12px}.reader-option-block>span{color:var(--r-muted);font-size:9px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.reader-option-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:5px;margin-top:7px}.reader-option-actions button{min-height:35px;border:1px solid var(--r-line);border-radius:9px;background:transparent;color:var(--r-soft);font-size:10px;font-weight:800}.reader-option-actions button:hover{color:var(--r-text);border-color:var(--r-line-strong)}.reader-about-link{display:flex;align-items:center;justify-content:space-between;margin-top:11px;padding-top:11px;border-top:1px solid var(--r-line);color:var(--r-soft);font-size:11px;font-weight:800}.reader-about-link:hover{color:var(--r-cyan)}
/* About page */
.reading-about-page{background:radial-gradient(circle at 16% 8%,rgba(114,230,255,.07),transparent 24%),radial-gradient(circle at 87% 33%,rgba(140,124,255,.06),transparent 26%),var(--r-bg)}.about-reader-header{position:sticky;top:0;z-index:40;min-height:58px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 clamp(16px,4vw,52px);border-bottom:1px solid var(--r-line);background:var(--r-glass);backdrop-filter:blur(18px)}.about-reader-header nav{display:flex;align-items:center;gap:10px}.about-reader-header nav>a{font-size:12px;font-weight:850;color:var(--r-soft)}.about-reader-header nav>a:hover{color:var(--r-cyan)}.about-reader-main{width:min(calc(100% - 32px),1120px);margin:0 auto;padding:clamp(42px,7vw,88px) 0 72px}.about-reader-hero{text-align:center;display:flex;flex-direction:column;align-items:center;padding:clamp(28px,5vw,58px) 0 48px}.about-reader-hero>p{max-width:780px;margin:0;color:var(--r-soft);font-size:clamp(14px,2vw,17px);line-height:1.7}.about-open-button{margin-top:24px}.about-reader-section{padding:50px 0;border-top:1px solid var(--r-line)}.about-section-kicker{color:var(--r-cyan);font-size:9px;font-weight:950;letter-spacing:.15em}.about-reader-section h2,.about-reader-card h2,.about-reader-cta h2{margin:9px 0 16px;font-size:clamp(25px,3.6vw,40px);line-height:1.08;letter-spacing:-.035em}.about-flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:28px}.about-flow-grid article,.about-reader-card{border:1px solid var(--r-line);border-radius:20px;background:linear-gradient(145deg,var(--r-surface),color-mix(in srgb,var(--r-surface-2) 88%,transparent));box-shadow:0 18px 50px rgba(0,0,0,.12)}.about-flow-grid article{padding:21px}.about-flow-grid b{display:inline-grid;place-items:center;width:31px;height:31px;border-radius:9px;background:rgba(114,230,255,.08);color:var(--r-cyan);font-size:10px}.about-flow-grid h3{margin:18px 0 6px;font-size:17px}.about-flow-grid p,.about-reader-card p,.about-science>p{margin:0;color:var(--r-soft);font-size:13px;line-height:1.7}.about-reader-split{display:grid;grid-template-columns:1fr 1fr;gap:15px;padding:50px 0;border-top:1px solid var(--r-line)}.about-reader-card{position:relative;padding:clamp(22px,3.5vw,34px);overflow:hidden}.about-reader-card h2{font-size:clamp(23px,3vw,33px)}.about-red-card::after{content:"";position:absolute;right:-60px;bottom:-90px;width:230px;height:230px;border-radius:50%;background:rgba(207,46,73,.13);filter:blur(12px);pointer-events:none}.about-card-icon{display:grid;place-items:center;width:40px;height:40px;margin-bottom:20px;border-radius:12px;background:rgba(255,255,255,.04);color:var(--r-cyan);font-size:20px}.about-red-card .about-card-icon{color:#ff7186;background:rgba(207,46,73,.10)}.about-reader-card .about-small-note{margin-top:14px;padding:11px 13px;border-left:2px solid var(--r-line-strong);background:rgba(255,255,255,.025);font-size:11px}.about-reader-card>a{position:relative;z-index:1;display:inline-flex;margin-top:17px;color:var(--r-cyan);font-size:11px;font-weight:850}.about-science>p{max-width:900px}.about-evidence-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:26px 0}.about-evidence-grid a{display:grid;gap:5px;padding:17px;border:1px solid var(--r-line);border-radius:15px;background:rgba(255,255,255,.02);transition:transform .18s ease,border-color .18s ease}.about-evidence-grid a:hover{transform:translateY(-2px);border-color:rgba(114,230,255,.28)}.about-evidence-grid strong{font-size:12px}.about-evidence-grid span{color:var(--r-muted);font-size:10px}.about-caution{padding:16px 18px!important;border:1px solid rgba(255,195,72,.18);border-radius:14px;background:rgba(255,195,72,.045)}.about-privacy-split{padding-bottom:50px}.about-reader-cta{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:34px clamp(22px,4vw,38px);border:1px solid var(--r-line);border-radius:22px;background:linear-gradient(135deg,rgba(114,230,255,.055),rgba(140,124,255,.055)),var(--r-surface)}.about-reader-cta h2{margin-bottom:0}.about-reader-cta .about-open-button{margin-top:0;flex:0 0 auto}.about-reader-footer{padding:24px;text-align:center;color:var(--r-muted);font-size:10px;border-top:1px solid var(--r-line)}.about-reader-footer a{color:var(--r-soft)}
html[data-theme="light"] .reader-welcome-card,html[data-theme="light"] .about-flow-grid article,html[data-theme="light"] .about-reader-card{box-shadow:0 18px 55px rgba(38,71,99,.11)}html[data-theme="light"] .reader-page-shell{box-shadow:0 12px 34px rgba(38,71,99,.18)}html[data-theme="light"] .reader-popover{box-shadow:0 20px 52px rgba(38,71,99,.18)}
@keyframes reader-skeleton{to{background-position:-200% 0}}@keyframes reader-welcome-sheen{0%,74%,100%{transform:translateX(-65%)}86%{transform:translateX(65%)}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.reader-welcome-card::before,.reader-page-shell::before{animation:none!important}}
@media(max-width:860px){
  .reader-header-inner{grid-template-columns:auto minmax(80px,1fr) auto;gap:5px;padding-inline:7px}.reader-brand>span{display:none}.reader-leading{gap:1px}.reader-actions{gap:0}.reader-icon-button{width:38px;height:38px;border-radius:11px}.reader-document-meta strong{font-size:11px}.reader-document-meta span{font-size:9px}.reader-highlighter-popover{right:82px}.about-flow-grid{grid-template-columns:1fr 1fr}.about-evidence-grid{grid-template-columns:1fr}.about-reader-cta{align-items:flex-start;flex-direction:column}
}
@media(max-width:620px){
  :root{--reader-header-height:54px}.reader-header-inner{height:54px}.reader-icon-button{width:36px;height:36px}.reader-icon-button svg{width:20px;height:20px}#reader-open-button{display:none}.reader-document-meta strong{max-width:32vw}.reader-welcome{padding:18px 11px}.reader-welcome-card{min-height:0;padding:32px 16px 24px;border-radius:22px}.reader-welcome h1{font-size:39px}.reader-welcome-card>p{font-size:13px}.reader-welcome-demo{margin-top:22px;padding:9px}.reader-demo-page{height:108px;padding:15px}.reader-demo-page p{font-size:10.5px}.reader-demo-mask{top:52px;height:18px}.reader-demo-legend{font-size:8px}.reader-privacy-note{font-size:10px}.reader-pages{padding:9px 5px 64px;gap:10px}.reader-page-shell{width:min(100%,var(--reader-page-max));border-radius:2px}.reader-page-number{right:5px;bottom:5px}.reader-popover{top:calc(var(--reader-header-height) + env(safe-area-inset-top) + 5px);right:7px!important}.about-reader-main{width:min(calc(100% - 24px),1120px);padding-top:30px}.about-reader-hero{padding-top:18px}.about-reader-hero h1{font-size:42px}.about-flow-grid,.about-reader-split{grid-template-columns:1fr}.about-reader-split{gap:10px}.about-reader-header{padding-inline:12px}.about-reader-header .reader-brand>span{display:inline}.about-reader-header nav>a{font-size:11px}
}
@media(max-width:390px){.reader-actions .reader-theme-button{width:34px}.reader-actions #reader-more-button{width:34px}.reader-document-meta strong{max-width:27vw}.reader-welcome-actions{width:100%}.reader-welcome-actions>*{flex:1 1 auto}.reader-secondary-link{justify-content:center}.reader-welcome h1{font-size:35px}.about-reader-header .reader-brand>span{font-size:14px}.about-reader-header nav{gap:4px}.about-reader-header nav>a{display:none}}

@media(max-width:360px){.reader-leading .reader-brand{display:none}.reader-header-inner{grid-template-columns:36px minmax(66px,1fr) auto}.reader-document-meta strong{max-width:29vw}}


/* v125 — Recall session, learned-state and responsive control refinements */
.reader-recall-popover{right:58px;width:min(380px,calc(100vw - 20px));padding:15px}
.reader-recall-head{display:flex;grid-template-columns:none;align-items:flex-start;justify-content:space-between;gap:14px}
.reader-recall-state{display:inline-flex;align-items:center;justify-content:center;min-height:24px;padding:0 9px;border:1px solid var(--r-line);border-radius:999px;background:rgba(255,255,255,.025);color:var(--r-muted);font-size:9px;font-weight:900;letter-spacing:.05em;white-space:nowrap}
.reader-recall-mode-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:4px}
.reader-recall-mode-card{position:relative;min-height:94px;display:grid;grid-template-columns:34px minmax(0,1fr) 10px;align-items:center;gap:9px;padding:12px;border:1px solid var(--r-line);border-radius:14px;background:linear-gradient(145deg,rgba(255,255,255,.025),rgba(255,255,255,.012));color:var(--r-soft);text-align:left;transition:border-color .18s ease,background .18s ease,transform .18s ease,box-shadow .18s ease}
.reader-recall-mode-card:hover{transform:translateY(-1px);border-color:var(--r-line-strong);background:rgba(255,255,255,.035)}
.reader-recall-mode-card.is-active{border-color:rgba(114,230,255,.32);background:linear-gradient(145deg,rgba(114,230,255,.095),rgba(140,124,255,.05));box-shadow:inset 0 0 0 1px rgba(114,230,255,.04)}
.reader-recall-mode-card>span:nth-child(2){display:grid;gap:4px;min-width:0}.reader-recall-mode-card strong{font-size:11px;color:var(--r-text)}.reader-recall-mode-card small{font-size:9px;line-height:1.35;color:var(--r-muted)}
.reader-recall-mode-card>i{width:8px;height:8px;border:2px solid var(--r-muted);border-radius:50%;transition:.18s ease}.reader-recall-mode-card.is-active>i{border-color:var(--r-cyan);box-shadow:inset 0 0 0 2px var(--r-surface);background:var(--r-cyan)}
.reader-mode-icon{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:rgba(114,230,255,.08);color:var(--r-cyan)}.reader-mode-icon-red{background:rgba(207,46,73,.10);color:#ff7186}.reader-mode-icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.reader-study-toggle{min-height:58px;display:flex;align-items:center;justify-content:space-between;gap:13px;margin:11px 0;padding:10px 11px;border:1px solid var(--r-line);border-radius:13px;background:rgba(255,255,255,.018);cursor:pointer}.reader-study-toggle>span{display:grid;gap:3px;min-width:0}.reader-study-toggle strong{font-size:10.5px}.reader-study-toggle small{font-size:9px;line-height:1.35;color:var(--r-muted)}.reader-study-toggle input{position:absolute;opacity:0;pointer-events:none}.reader-study-toggle>i{position:relative;width:37px;height:22px;flex:0 0 auto;border-radius:999px;background:rgba(255,255,255,.10);box-shadow:inset 0 0 0 1px var(--r-line-strong);transition:.18s ease}.reader-study-toggle>i::after{content:"";position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:var(--r-soft);transition:transform .18s ease,background .18s ease}.reader-study-toggle input:checked+i{background:rgba(114,230,255,.18);box-shadow:inset 0 0 0 1px rgba(114,230,255,.30)}.reader-study-toggle input:checked+i::after{transform:translateX(15px);background:var(--r-cyan)}.reader-study-toggle:focus-within{outline:2px solid var(--r-cyan);outline-offset:2px}
.reader-recall-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:8px 0}.reader-recall-summary>span{display:grid;place-items:center;gap:2px;min-height:48px;border:1px solid var(--r-line);border-radius:11px;background:rgba(255,255,255,.018)}.reader-recall-summary strong{font-size:16px;letter-spacing:-.03em}.reader-recall-summary small{font-size:8px;font-weight:850;letter-spacing:.06em;color:var(--r-muted);text-transform:uppercase}
.reader-progress-hud{position:fixed;top:calc(var(--reader-header-height) + env(safe-area-inset-top) + 10px);right:clamp(8px,2vw,22px);z-index:1050;display:flex;align-items:center;gap:7px;min-height:30px;padding:0 10px;border:1px solid var(--r-line);border-radius:999px;background:color-mix(in srgb,var(--r-surface) 86%,transparent);backdrop-filter:blur(14px) saturate(130%);-webkit-backdrop-filter:blur(14px) saturate(130%);box-shadow:0 10px 28px rgba(0,0,0,.16);color:var(--r-soft);font-size:9px;font-weight:850;pointer-events:none}.reader-progress-hud[hidden]{display:none}.reader-progress-dot{width:6px;height:6px;border-radius:50%;background:var(--r-red);box-shadow:0 0 0 4px rgba(207,46,73,.10)}
.reader-learned-action{position:absolute;z-index:12;transform:translate(-100%,5px);width:28px;min-width:28px;height:28px;min-height:28px;padding:0;display:grid;place-items:center;border:1px solid rgba(115,226,163,.38);border-radius:999px;background:rgba(8,26,26,.92);backdrop-filter:blur(10px);color:#8af1b4;pointer-events:auto;box-shadow:0 8px 20px rgba(0,0,0,.22);white-space:nowrap}.reader-learned-action.is-learned{border-color:var(--r-line-strong);color:var(--r-soft)}.reader-learned-action:hover{transform:translate(-100%,3px)}.reader-learned-action svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.reader-learned-badge{position:absolute;z-index:9;transform:translate(-50%,-50%);display:grid;place-items:center;width:21px;height:21px;border-radius:999px;border:1px solid rgba(115,226,163,.44);background:rgba(9,40,30,.90);color:#8af1b4;font-size:10px;font-weight:950;pointer-events:none;box-shadow:0 6px 14px rgba(0,0,0,.18)}
.reader-highlight.is-learned:not(.is-hidden){box-shadow:inset 0 0 0 1px rgba(50,170,105,.28)}
.reader-red-wash{transform:translateY(-1.5%);transition:opacity .18s ease,transform .24s ease}.reader-scroller.recall-red .reader-red-wash{transform:translateY(0);animation:reader-red-sheet-settle .24s ease-out both}
@keyframes reader-red-sheet-settle{from{opacity:0;transform:translateY(-2.5%)}to{opacity:1;transform:translateY(0)}}
html[data-theme="light"] .reader-learned-action{background:rgba(244,255,249,.96);color:#11673e;box-shadow:0 8px 20px rgba(37,78,56,.15)}html[data-theme="light"] .reader-learned-badge{background:rgba(239,255,246,.96);color:#11673e}
@media(prefers-reduced-motion:reduce){.reader-red-wash{animation:none!important;transform:none!important}.reader-recall-mode-card,.reader-learned-action{transition:none!important}}
@media(max-width:620px){
  .reader-recall-popover{right:7px!important;width:min(372px,calc(100vw - 14px));max-height:calc(100svh - var(--reader-header-height) - env(safe-area-inset-top) - 14px);overflow:auto;padding:13px}
  .reader-recall-mode-grid{gap:6px}.reader-recall-mode-card{min-height:88px;padding:10px;grid-template-columns:30px minmax(0,1fr) 8px;gap:7px}.reader-mode-icon{width:30px;height:30px}.reader-recall-mode-card strong{font-size:10.5px}.reader-recall-mode-card small{font-size:8.5px}
  .reader-progress-hud{top:auto;right:8px;bottom:calc(10px + env(safe-area-inset-bottom));max-width:calc(100vw - 16px);min-height:28px;padding-inline:9px;font-size:8.5px}
  .reader-learned-action{width:27px;min-width:27px;height:27px;min-height:27px}
}
@media(max-width:360px){.reader-recall-mode-grid{grid-template-columns:1fr}.reader-recall-mode-card{min-height:64px}.reader-study-toggle{min-height:54px}.reader-recall-summary>span{min-height:44px}.reader-progress-hud{font-size:8px}}

/* v125 about-page five-step flow */
.about-flow-grid.about-flow-five{grid-template-columns:repeat(5,minmax(0,1fr))}
@media(max-width:1040px){.about-flow-grid.about-flow-five{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:620px){.about-flow-grid.about-flow-five{grid-template-columns:1fr}}

/* v138 — Reader Mode-only floating drawer.
   The drawer is anchored to the fixed reader header and is absolutely positioned,
   so opening it never participates in document layout or pushes the PDF downward. */
.reader-header{position:fixed;overflow:visible}
.reader-recall-dock{position:absolute!important;left:50%!important;right:auto!important;top:calc(100% + 6px)!important;bottom:auto!important;width:min(calc(100vw - 16px),1180px)!important;max-width:none!important;margin:0!important;padding:3px;z-index:5;border:1px solid var(--r-line-strong);border-radius:13px;background:color-mix(in srgb,var(--r-surface) 96%,transparent);box-shadow:0 18px 48px rgba(0,0,0,.26),0 5px 18px rgba(0,0,0,.12);backdrop-filter:blur(20px) saturate(155%);-webkit-backdrop-filter:blur(20px) saturate(155%);opacity:0;visibility:hidden;pointer-events:none;transform:translate3d(-50%,-8px,0) scale(.985);transform-origin:top center;transition:opacity .16s ease,transform .2s cubic-bezier(.2,.8,.2,1),visibility 0s linear .2s;overflow:hidden;box-sizing:border-box}
.reader-recall-dock.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translate3d(-50%,0,0) scale(1);transition:opacity .16s ease,transform .2s cubic-bezier(.2,.8,.2,1),visibility 0s linear 0s}
.reader-recall-strip{width:100%;min-height:31px;margin:0;display:flex;align-items:center;justify-content:flex-start;gap:1px;flex-wrap:nowrap;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;scroll-padding-inline:2px;box-sizing:border-box}
.reader-recall-strip::-webkit-scrollbar{display:none}
.reader-drawer-icon,.reader-recall-dock .reader-recall-mode-card{grid-template-columns:1fr;gap:0;width:31px;min-width:31px;height:31px;min-height:31px;flex:0 0 31px;display:grid;place-items:center;padding:0;border:1px solid transparent;border-radius:8px;background:transparent;color:var(--r-soft);box-shadow:none;transform:none;text-decoration:none;transition:color .16s ease,background .16s ease,border-color .16s ease,transform .16s ease;box-sizing:border-box}
.reader-drawer-icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2.15;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}
.reader-drawer-icon:hover{color:var(--r-text);background:rgba(255,255,255,.055);border-color:var(--r-line)}
.reader-drawer-icon:active{transform:scale(.93)}
.reader-drawer-icon:focus-visible{outline:2px solid var(--r-cyan);outline-offset:1px}
.reader-recall-dock .reader-recall-mode-card:hover{transform:none;background:rgba(255,255,255,.055);border-color:var(--r-line)}
.reader-recall-dock .reader-recall-mode-card.is-active{border-color:rgba(114,230,255,.28);background:rgba(114,230,255,.10);box-shadow:none;color:var(--r-cyan)}
.reader-recall-dock .reader-drawer-red.is-active{color:#ff7186;border-color:rgba(255,93,116,.30);background:rgba(207,46,73,.12)}
.reader-recall-dock .reader-mode-icon,.reader-recall-dock .reader-mode-copy,.reader-recall-dock .reader-recall-strip-title,.reader-recall-dock .reader-recall-state,.reader-recall-dock .reader-recall-summary{display:none!important}
.reader-drawer-toggle{position:relative;justify-content:center;cursor:pointer;width:31px!important;min-width:31px!important;height:31px!important;min-height:31px!important;flex:0 0 31px;padding:0;margin:0;border:1px solid transparent;border-radius:8px;background:transparent;color:var(--r-soft);box-shadow:none;box-sizing:border-box}
.reader-drawer-toggle>svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2.15;stroke-linecap:round;stroke-linejoin:round;transition:color .16s ease}
.reader-drawer-toggle input{position:absolute;opacity:0;pointer-events:none}
.reader-drawer-toggle>i{position:absolute;right:3px;top:3px;width:4px!important;height:4px!important;border-radius:50%;background:var(--r-muted);box-shadow:none!important}
.reader-drawer-toggle input:checked~i{background:var(--r-green)}
.reader-drawer-toggle input:checked~svg{color:var(--r-green)}
.reader-drawer-toggle:focus-within{outline:2px solid var(--r-cyan);outline-offset:1px}
.reader-drawer-divider{width:1px;height:19px;flex:0 0 1px;margin:0 2px;background:var(--r-line-strong)}
.reader-drawer-danger{color:#ff8b9b}
.reader-drawer-danger:hover{color:#ff7186;border-color:rgba(255,93,116,.22);background:rgba(207,46,73,.07)}
.reader-workspace{transition:none!important}
.reader-progress-hud{display:none!important}
.reader-search-popover{right:calc(clamp(8px,1.8vw,22px) + 44px);width:min(370px,calc(100vw - 20px));padding:9px}
.reader-search-form{display:flex;align-items:center;gap:5px}
.reader-search-form>svg{width:18px;height:18px;flex:0 0 auto;fill:none;stroke:var(--r-muted);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.reader-search-form input{min-width:0;flex:1;height:34px;padding:0 7px;border:0;outline:0;background:transparent;color:var(--r-text);font-size:12px;font-weight:700}
.reader-search-form input::placeholder{color:var(--r-muted)}
.reader-search-nav,.reader-search-close{width:30px;height:30px;flex:0 0 30px;display:grid;place-items:center;padding:0;border:1px solid var(--r-line);border-radius:8px;background:transparent;color:var(--r-soft);font-size:14px;font-weight:850}
.reader-search-nav:hover,.reader-search-close:hover{color:var(--r-text);border-color:var(--r-line-strong);background:rgba(255,255,255,.04)}
.reader-search-meta{margin-top:5px;padding:5px 6px 2px;border-top:1px solid var(--r-line);color:var(--r-muted);font-size:9px;font-weight:750}
@media(max-width:620px){.reader-recall-dock{left:5px!important;right:5px!important;top:calc(100% + 4px)!important;width:auto!important;padding:2px;border-radius:11px;transform:translate3d(0,-7px,0) scale(.985)}.reader-recall-dock.is-open{transform:translate3d(0,0,0) scale(1)}.reader-recall-strip{min-height:31px;gap:1px}.reader-drawer-icon,.reader-recall-dock .reader-recall-mode-card{width:30px;min-width:30px;height:30px;min-height:30px;flex-basis:30px}.reader-drawer-icon svg,.reader-drawer-toggle>svg{width:17px;height:17px}.reader-search-popover{left:5px;right:5px;width:auto}}
@media(max-width:360px){.reader-recall-dock{left:4px!important;right:4px!important}.reader-drawer-icon,.reader-recall-dock .reader-recall-mode-card{width:29px;min-width:29px;height:29px;min-height:29px;flex-basis:29px}.reader-drawer-icon svg,.reader-drawer-toggle>svg{width:16px;height:16px}}
@media(prefers-reduced-motion:reduce){.reader-recall-dock,.reader-drawer-icon,.reader-recall-mode-card{transition:none!important}}

/* v130 — physical-style memorization marker + red-sheet behavior.
   Normal reading keeps green/blue marked text readable. The red sheet itself
   is the concealment trigger; hidden regions blend into the sheet instead of
   turning into black masks. */
.reader-marker-note{
  margin:7px 0 0;
  color:var(--r-muted);
  font-size:9px;
  line-height:1.45;
  text-align:center;
}
.reader-color-row[aria-label="Memorization marker color"]{padding-top:11px}
.reader-color-row[aria-label="Memorization marker color"] .reader-color-swatch{width:32px;height:32px}
.reader-text-layer span::selection{background:rgba(91,220,145,.42);color:transparent}
.reader-area-preview{border-color:rgba(91,220,145,.95);background:rgba(91,220,145,.28)}
.reader-red-wash{background:rgba(211,40,62,.08)}
.reader-scroller.is-recall.recall-red .reader-highlight.is-hidden{
  /* White PDF + 24% red sheet resolves close to this pink. The opaque fill is
     necessary in a digital canvas to conceal the black glyphs, but it visually
     blends with the sheet instead of becoming a dark censor bar. */
  background:rgb(244 203 209);
  box-shadow:none;
  backdrop-filter:none;
  -webkit-backdrop-filter:none;
}
.reader-scroller.is-recall.recall-red .reader-highlight.is-hidden.kind-area{
  background:rgb(244 203 209);
  box-shadow:inset 0 0 0 1px rgba(186,48,68,.05);
}
.reader-scroller.is-recall.recall-red .reader-highlight.is-revealed{
  background:var(--highlight-bg,rgba(91,220,145,.43));
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--highlight-bg,rgba(91,220,145,.43)) 60%,transparent);
}


/* v134 — physical memorization-sheet color behavior */
.reader-marker-groups{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:9px}
.reader-marker-group{min-width:0;padding:8px;border:1px solid var(--r-line);border-radius:12px;background:rgba(255,255,255,.018)}
.reader-marker-group-label{display:block;margin-bottom:7px}
.reader-marker-group-label strong{display:block;color:var(--r-soft);font-size:9px;line-height:1.1}
.reader-marker-group-label small{display:block;margin-top:3px;color:var(--r-muted);font-size:7.5px;line-height:1.25}
.reader-marker-group .reader-color-row{margin:0;justify-content:flex-start}
.reader-highlight.role-ink{background:transparent;box-shadow:inset 0 -.72em 0 var(--highlight-bg);border-radius:2px}
.reader-highlight.role-marker{background:var(--highlight-bg)}
.reader-scroller.is-recall.recall-red .reader-highlight.role-marker.is-hidden{
  background:linear-gradient(135deg,#211d22,#32272d);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.055),0 2px 8px rgba(0,0,0,.08);
  backdrop-filter:none;-webkit-backdrop-filter:none;
}
.reader-scroller.is-recall.recall-red .reader-highlight.role-ink.is-hidden{
  background:#f4cbd1;
  box-shadow:none;
  backdrop-filter:none;-webkit-backdrop-filter:none;
  border-radius:2px;
}
.reader-scroller.is-recall .reader-highlight.role-ink.is-revealed{
  background:transparent;
  box-shadow:inset 0 -.72em 0 var(--highlight-bg);
}
.reader-scroller.is-recall .reader-highlight.role-marker.is-revealed{
  background:var(--highlight-bg);
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--highlight-bg) 60%,transparent);
}
@media(max-width:420px){
  .reader-marker-groups{gap:6px}
  .reader-marker-group{padding:7px}
  .reader-marker-group-label small{font-size:7px}
}

.reader-ink-compose{display:grid;grid-template-columns:1fr;gap:5px;margin-top:8px;padding:8px;border:1px solid var(--r-line);border-radius:12px;background:rgba(255,255,255,.018)}
.reader-ink-compose[hidden]{display:none!important}
.reader-ink-compose label{color:var(--r-soft);font-size:8.5px;font-weight:850}
.reader-ink-compose input{width:100%;height:34px;padding:0 9px;border:1px solid var(--r-line-strong);border-radius:9px;background:rgba(0,0,0,.12);color:var(--r-text);font-size:12px;outline:none}
.reader-ink-compose input:focus{border-color:rgba(114,230,255,.5);box-shadow:0 0 0 2px rgba(114,230,255,.08)}
.reader-ink-compose small{color:var(--r-muted);font-size:7.5px;line-height:1.35}
.reader-scroller.highlight-write .reader-area-capture{display:block;cursor:text}
.reader-highlight.reader-ink-answer{display:inline-flex;align-items:center;width:auto!important;height:auto!important;min-width:12px;min-height:18px;padding:1px 2px;border-radius:2px;background:transparent!important;box-shadow:none!important;color:var(--ink-color,#ff9c54);font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;font-size:var(--ink-size,16px);font-weight:750;line-height:1.18;white-space:nowrap;pointer-events:none;text-shadow:0 0 .01px currentColor}
.reader-highlight.reader-ink-answer.is-hidden{pointer-events:auto}
.reader-scroller.is-recall.recall-mask .reader-highlight.reader-ink-answer.is-hidden{color:transparent;background:linear-gradient(135deg,#172634,#233746)!important;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)!important;min-width:var(--ink-mask-width,54px)}
.reader-scroller.is-recall.recall-red .reader-highlight.reader-ink-answer.is-hidden{color:#f4cbd1;background:transparent!important;box-shadow:none!important;text-shadow:none}
.reader-scroller.is-recall .reader-highlight.reader-ink-answer.is-revealed{color:var(--ink-color,#ff9c54)!important;background:rgba(255,255,255,.72)!important;box-shadow:0 0 0 2px rgba(255,255,255,.72)!important;z-index:7}

.reader-scroller.pan-mode{cursor:grab;touch-action:none;scroll-behavior:auto}
.reader-scroller.pan-mode.is-panning{cursor:grabbing;user-select:none}

/* Reading Mode only: keep the existing fixed header/absolute drawer contract.
   Never add open-state padding, margins or height to the document. */
html:has(body.reading-page),body.reading-page{min-width:0}
/* Keep the help-page theme control reachable below the former 320px minimum. */
html:has(body.reading-about-page),body.reading-about-page{min-width:0}
.reading-page #reader-open-button{display:grid}
.reading-page .reader-icon-button svg circle{fill:none;stroke:currentColor}
.reading-page .reader-recall-strip{min-height:46px;padding:3px;gap:2px;touch-action:pan-x;scroll-padding-inline:4px}
.reading-page .reader-drawer-icon,.reading-page .reader-recall-dock .reader-recall-mode-card,.reading-page .reader-drawer-toggle{width:40px!important;min-width:40px!important;height:40px!important;min-height:40px!important;flex:0 0 40px;grid-template-columns:1fr;gap:0}
.reading-page .reader-drawer-icon svg,.reading-page .reader-drawer-toggle>svg{width:20px;height:20px;stroke-width:1.8;flex:none}
.reading-page .reader-drawer-toggle>i::after{display:none}
.reading-page .reader-drawer-toggle input{inset:0;width:100%;height:100%;margin:0;pointer-events:auto;cursor:pointer}
.reading-page .reader-drawer-icon.is-active:not(.reader-drawer-red){color:var(--r-cyan);background:rgba(114,230,255,.1);border-color:var(--r-line-strong)}
.reading-page .reader-drawer-page{flex:0 0 auto;min-width:48px;padding:0 4px;white-space:nowrap;text-align:center;font-size:11px;color:var(--r-soft);font-variant-numeric:tabular-nums}
.reading-page .reader-drawer-icon:focus-visible{outline-offset:-3px}
.reading-page .reader-drawer-toggle:focus-within{outline-offset:-3px}
.reading-page .reader-recall-dock{max-height:none}
.reading-page .reader-workspace{min-height:0;height:calc(100dvh - var(--reader-header-height) - env(safe-area-inset-top))}
.reading-page .reader-highlighter-popover,.reading-page .reader-search-popover{position:absolute;top:calc(100% + 5px);max-height:var(--reader-popover-space,calc(100dvh - var(--reader-header-height) - 16px));overflow-y:auto;overscroll-behavior:contain}
.reading-page .reader-marker-group[hidden]{display:none}
.reading-page .reader-marker-groups{grid-template-columns:1fr}
.reading-page .reader-text-layer{user-select:text;-webkit-user-select:text}
.reading-page .reader-scroller.pan-mode{user-select:none;-webkit-user-select:none;touch-action:pan-x pan-y pinch-zoom}
.reading-page .reader-scroller.pan-mode .reader-text-layer,.reading-page .reader-scroller.pan-mode .reader-highlight,.reading-page .reader-scroller.pan-mode .reader-learned-action{pointer-events:none;user-select:none;-webkit-user-select:none}
.reading-page .reader-highlight{border:0;text-align:initial}
.reading-page .reader-highlight:not(.reader-ink-answer){padding:0}
.reading-page .reader-highlight[role="button"]:focus-visible{outline:2px solid var(--r-cyan);outline-offset:-2px}
.reading-page .reader-scroller.is-recall.recall-red .reader-highlight.reader-ink-answer.is-hidden{color:transparent;background:transparent!important}
.reading-page .reader-scroller.is-recall.recall-red .reader-highlight.role-ink:not(.reader-ink-answer).is-hidden{background:#f00}
.reading-page .reader-learned-badge svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.reading-page .reader-ink-answer{transform-origin:0 0}
.reading-page .reader-learned-action{width:32px;min-width:32px;height:32px;min-height:32px}
@media(max-width:620px){
  .reading-page .reader-header-inner{grid-template-columns:auto minmax(0,1fr) auto;gap:2px;padding-inline:4px}
  .reading-page .reader-leading .reader-brand{display:none}
  .reading-page .reader-highlighter-popover{left:5px;right:5px!important;width:auto}
  .reading-page .reader-ink-compose input,.reading-page .reader-search-form input{font-size:16px}
}
@media(max-width:360px){
  .reading-page .reader-header-inner{grid-template-columns:32px 1fr}
  .reading-page .reader-document-meta{display:none}
  .reading-page .reader-icon-button,.reading-page .reader-actions .reader-theme-button{width:34px;height:38px}
}
@media(pointer:coarse){
  .reading-page .reader-drawer-icon,.reading-page .reader-recall-dock .reader-recall-mode-card,.reading-page .reader-drawer-toggle{width:44px!important;min-width:44px!important;height:44px!important;min-height:44px!important;flex-basis:44px}
  .reading-page .reader-learned-action{width:44px;min-width:44px;height:44px;min-height:44px}
}
@media(prefers-reduced-motion:reduce){.reading-page .reader-scroller{scroll-behavior:auto}.reading-page .reader-recall-dock{transition:none!important}}

html[data-theme="light"] .reading-page .reader-drawer-danger,html[data-theme="light"] .reading-page .reader-drawer-red.is-active{color:var(--r-red)}

/* One compact pen palette; floats beneath the existing header at every width. */
.reading-page .reader-highlighter-popover{left:auto;right:var(--reader-pen-right,6px)!important;width:min(220px,calc(100vw - 12px));padding:8px;border-radius:14px}
.reader-pen-row{display:flex;flex-wrap:nowrap;justify-content:center;gap:4px}
.reader-pen-tools{margin-top:4px;padding-top:4px;border-top:1px solid var(--r-line)}
.reader-pen-icon{display:grid;place-items:center;position:relative;flex:0 0 44px;width:44px;height:44px;padding:0;border:1px solid transparent;border-radius:9px;background:transparent;color:var(--r-soft)}
.reader-pen-icon svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}
.reader-pen-icon[data-highlight-color="green"]{color:#69dca0}
.reader-pen-icon[data-highlight-color="blue"]{color:#69bdf5}
.reader-pen-icon[data-highlight-color="orange"]{color:#ff9c54}
.reader-pen-icon[data-highlight-color="pink"]{color:#ff7fa5}
html[data-theme="light"] .reader-pen-icon[data-highlight-color="green"]{color:#16783d}
html[data-theme="light"] .reader-pen-icon[data-highlight-color="blue"]{color:#1767ad}
html[data-theme="light"] .reader-pen-icon[data-highlight-color="orange"]{color:#a6470a}
html[data-theme="light"] .reader-pen-icon[data-highlight-color="pink"]{color:#b4265b}
.reader-pen-icon:hover{border-color:var(--r-line-strong)}
.reader-pen-icon.is-active{border-color:currentColor;box-shadow:inset 0 -2px currentColor}
.reader-pen-icon[data-highlight-mode].is-active{color:var(--r-cyan)}
.reader-pen-icon:focus-visible{outline:2px solid var(--r-cyan);outline-offset:-3px}
.reader-pen-help{margin:6px 2px 0;color:var(--r-soft);font-size:11px;line-height:1.4}
.reader-highlighter-popover .reader-ink-compose{padding:0;border:0;background:transparent}
.reader-highlighter-popover .reader-ink-compose label,.reader-highlighter-popover .reader-ink-compose small{font-size:11px}
.reader-highlighter-popover .reader-ink-compose input{font-size:16px;height:40px}
.reader-highlighter-popover:not([hidden]){animation:reader-pen-open .14s ease-out}
@keyframes reader-pen-open{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}
@media(prefers-reduced-motion:reduce){.reader-highlighter-popover:not([hidden]){animation:none}}

/* Size the drawer to its controls, capped to the viewport; scroll only its row. */
.reading-page .reader-recall-dock{left:50%!important;right:auto!important;width:max-content!important;max-width:calc(100% - 16px)!important;padding:3px;transform:translate3d(-50%,-6px,0);box-shadow:0 12px 30px rgba(0,0,0,.14),0 2px 8px rgba(0,0,0,.06)}
.reading-page .reader-recall-dock.is-open{transform:translate3d(-50%,0,0)}
.reading-page .reader-recall-strip{gap:4px;max-width:100%;min-width:0}
.reading-page .reader-drawer-icon svg,.reading-page .reader-drawer-toggle>svg{width:22px;height:22px;stroke-width:1.8}
.reading-page .reader-search-nav svg,.reading-page .reader-search-close svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.reading-page .reader-search-nav,.reading-page .reader-search-close{display:grid;place-items:center;flex-shrink:0}
.reading-page .reader-header-inner{width:100%}
@media(prefers-reduced-motion:reduce){.reading-page .reader-recall-dock{transition:none!important}}

/* The pixel-filtered canvas already contains the sheet tint. */


/* Two-finger PDF zoom is owned by the reader; one-finger scrolling stays native. */
.reading-page .reader-scroller,.reading-page .reader-scroller.pan-mode{touch-action:pan-x pan-y}
.reading-page .reader-scroller.is-pinching{overflow-anchor:none;scroll-behavior:auto}
.reading-page .reader-scroller.is-pinching .reader-pages{will-change:transform;pointer-events:none}

/* Physical-style red transmission uses the existing isolated page stack.
   The multiply layer changes colours without readback, blur, reflow or hit testing. */
.reading-page .reader-red-wash{display:none;background:none;opacity:1;transform:none;transition:none;animation:none;mix-blend-mode:multiply;pointer-events:none}
.reading-page .reader-scroller.recall-red .reader-red-wash[data-sheet-ready]{display:block;transform:none;animation:none}
.reading-page .reader-red-wash>svg{display:block;width:100%;height:100%;overflow:hidden}
.reading-page .reader-scroller.recall-red .reader-highlight.role-marker.is-hidden{background:#000;box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none}