.border-glow-card{--edge-proximity:0;--cursor-angle:45deg;--edge-sensitivity:30;--color-sensitivity:calc(var(--edge-sensitivity) + 20);--border-radius:28px;--glow-padding:40px;--cone-spread:25;border-radius:var(--border-radius);isolation:isolate;background:var(--card-bg,#120f17);border:1px solid #ffffff26;display:grid;position:relative;overflow:visible;transform:translateZ(.01px);box-shadow:0 1px 2px #0000001a,0 2px 4px #0000001a,0 4px 8px #0000001a,0 8px 16px #0000001a,0 16px 32px #0000001a,0 32px 64px #0000001a}.border-glow-card--light{border-color:#18181b1f;box-shadow:0 1px 2px #18181b0a,0 8px 24px #18181b0d}.border-glow-card--light:after,.border-glow-card--light>.edge-light{mix-blend-mode:normal}.border-glow-card:before,.border-glow-card:after,.border-glow-card>.edge-light{content:"";border-radius:inherit;z-index:-1;transition:opacity .25s ease-out;position:absolute;inset:0}.border-glow-card:not(:hover):not(.sweep-active):before,.border-glow-card:not(:hover):not(.sweep-active):after,.border-glow-card:not(:hover):not(.sweep-active)>.edge-light{opacity:0;transition:opacity .75s ease-in-out}.border-glow-card:before{background:linear-gradient(var(--card-bg,#120f17) 0 100%) padding-box, linear-gradient(#fff0 0% 100%) border-box, var(--gradient-one,radial-gradient(at 80% 55%, #be85ff 0px, transparent 50%)) border-box, var(--gradient-two,radial-gradient(at 69% 34%, #ff7a93 0px, transparent 50%)) border-box, var(--gradient-three,radial-gradient(at 8% 6%, #8fffad 0px, transparent 50%)) border-box, var(--gradient-four,radial-gradient(at 41% 38%, #47daff 0px, transparent 50%)) border-box, var(--gradient-five,radial-gradient(at 86% 85%, #7af2ff 0px, transparent 50%)) border-box, var(--gradient-six,radial-gradient(at 82% 18%, #ffe74c 0px, transparent 50%)) border-box, var(--gradient-seven,radial-gradient(at 51% 4%, #ff8d70 0px, transparent 50%)) border-box, var(--gradient-base,linear-gradient(#c299ff 0 100%)) border-box;opacity:calc((var(--edge-proximity) - var(--color-sensitivity)) / (100 - var(--color-sensitivity)));mask-image:conic-gradient(from var(--cursor-angle) at center, black calc(var(--cone-spread) * 1%), transparent calc((var(--cone-spread) + 15) * 1%), transparent calc((100 - var(--cone-spread) - 15) * 1%), black calc((100 - var(--cone-spread)) * 1%));border:1px solid #0000}.border-glow-card:after{background:var(--gradient-one,radial-gradient(at 80% 55%, #be85ff 0px, transparent 50%)) padding-box, var(--gradient-two,radial-gradient(at 69% 34%, #ff7a93 0px, transparent 50%)) padding-box, var(--gradient-three,radial-gradient(at 8% 6%, #8fffad 0px, transparent 50%)) padding-box, var(--gradient-four,radial-gradient(at 41% 38%, #47daff 0px, transparent 50%)) padding-box, var(--gradient-five,radial-gradient(at 86% 85%, #7af2ff 0px, transparent 50%)) padding-box, var(--gradient-six,radial-gradient(at 82% 18%, #ffe74c 0px, transparent 50%)) padding-box, var(--gradient-seven,radial-gradient(at 51% 4%, #ff8d70 0px, transparent 50%)) padding-box, var(--gradient-base,linear-gradient(#c299ff 0 100%)) padding-box;mask-image:linear-gradient(to bottom, black, black), radial-gradient(ellipse at 50% 50%, black 40%, transparent 65%), radial-gradient(ellipse at 66% 66%, black 5%, transparent 40%), radial-gradient(ellipse at 33% 33%, black 5%, transparent 40%), radial-gradient(ellipse at 66% 33%, black 5%, transparent 40%), radial-gradient(ellipse at 33% 66%, black 5%, transparent 40%), conic-gradient(from var(--cursor-angle) at center, transparent 5%, black 15%, black 85%, transparent 95%);opacity:calc(var(--fill-opacity,.5) * (var(--edge-proximity) - var(--color-sensitivity)) / (100 - var(--color-sensitivity)));mix-blend-mode:soft-light;border:1px solid #0000;mask-composite:subtract,add,add,add,add,add}.border-glow-card>.edge-light{inset:calc(var(--glow-padding) * -1);pointer-events:none;z-index:1;mask-image:conic-gradient(from var(--cursor-angle) at center, black 2.5%, transparent 10%, transparent 90%, black 97.5%);opacity:calc((var(--edge-proximity) - var(--edge-sensitivity)) / (100 - var(--edge-sensitivity)));mix-blend-mode:plus-lighter}.border-glow-card>.edge-light:before{content:"";inset:var(--glow-padding);border-radius:inherit;box-shadow:inset 0 0 0 1px var(--glow-color,#f5daa3), inset 0 0 1px 0 var(--glow-color-60,#f5daa399), inset 0 0 3px 0 var(--glow-color-50,#f5daa380), inset 0 0 6px 0 var(--glow-color-40,#f5daa366), inset 0 0 15px 0 var(--glow-color-30,#f5daa34d), inset 0 0 25px 2px var(--glow-color-20,#f5daa333), inset 0 0 50px 2px var(--glow-color-10,#f5daa31a), 0 0 1px 0 var(--glow-color-60,#f5daa399), 0 0 3px 0 var(--glow-color-50,#f5daa380), 0 0 6px 0 var(--glow-color-40,#f5daa366), 0 0 15px 0 var(--glow-color-30,#f5daa34d), 0 0 25px 2px var(--glow-color-20,#f5daa333), 0 0 50px 2px var(--glow-color-10,#f5daa31a);position:absolute}.border-glow-inner{z-index:1;flex-direction:column;display:flex;position:relative;overflow:auto}.book-card-cover.border-glow-card,.book-detail-cover.border-glow-card,.hero-sidekick-cover.border-glow-card{--card-bg:#10151d;--border-radius:6px;--glow-padding:24px;--gradient-one:radial-gradient(at 80% 55%,var(--red),transparent 50%);--gradient-two:radial-gradient(at 69% 34%,#e9b76a,transparent 50%);--gradient-three:radial-gradient(at 8% 6%,#f4ecd8,transparent 50%);--gradient-four:radial-gradient(at 41% 38%,#e9b76a,transparent 50%);--gradient-five:radial-gradient(at 86% 85%,var(--red),transparent 50%);--gradient-six:radial-gradient(at 82% 18%,#f4ecd8,transparent 50%);--gradient-seven:radial-gradient(at 51% 4%,#e9b76a,transparent 50%);--gradient-base:linear-gradient(#e9b76a 0 100%);--fill-opacity:.35;display:block;overflow:visible}.book-detail-cover.border-glow-card{position:sticky}.highlight-glow{isolation:isolate;transform-origin:50%;border-radius:4px;transition:transform .25s,box-shadow .25s;display:block;position:relative;transform:rotate(-2deg);box-shadow:16px 24px 32px #0000004d}.book-cover-wrap .highlight-glow .book-cover{box-shadow:none;transition:none;transform:none}.cover-reflection{border-radius:inherit;pointer-events:none;z-index:2;position:absolute;inset:0;overflow:hidden}.cover-reflection:before{content:"";opacity:0;background:linear-gradient(115deg,#0000 38%,#ffe0a426 44%,#fff8e1a6 50%,#ffe0a426 56%,#0000 62%);position:absolute;inset:-35% -100%;transform:translate(-65%)}.cover-reveal>.cover-reflection:before{animation:2.2s ease-in-out .25s both cover-light-pass}@keyframes cover-light-pass{0%{opacity:0;transform:translate(-65%)}20%{opacity:1}75%{opacity:1}to{opacity:0;transform:translate(65%)}}@media (prefers-reduced-motion:reduce){.cover-reflection{display:none}.cover-reveal>.cover-reflection:before{animation:none}}.book-cover-wrap:focus-visible .highlight-glow{transform:translateY(-10px)rotateY(-5deg)}@media (hover:hover) and (pointer:fine){.book-cover-wrap:hover .highlight-glow{transform:translateY(-10px) rotateX(var(--cover-rx,4deg)) rotateY(var(--cover-ry,-6deg));box-shadow:24px 35px 42px #00000059}}@media (prefers-reduced-motion:reduce){.book-cover-wrap .highlight-glow{transition:none;transform:none}}.cover-surface-light{border-radius:inherit;pointer-events:none;z-index:2;background:radial-gradient(circle 150px at var(--light-x,50%) var(--light-y,50%),#f4d8a42e,#e9b76a12 45%,transparent 75%);opacity:0;transition:opacity .35s;position:absolute;inset:0}@media (hover:hover) and (pointer:fine){.book-card-cover:hover>.cover-surface-light{opacity:1}}@media (prefers-reduced-motion:reduce){.cover-surface-light{display:none}}.border-glow-card:before,.border-glow-card:after{pointer-events:none}.book-card:focus-visible .border-glow-card{--edge-proximity:100}.book-card:focus-visible .border-glow-card:before,.book-card:focus-visible .border-glow-card:after,.book-card:focus-visible .border-glow-card>.edge-light{opacity:1}@media (width<=800px){.book-detail-cover.border-glow-card{position:static}}@media (prefers-reduced-motion:reduce){.border-glow-card:before,.border-glow-card:after,.border-glow-card>.edge-light{display:none}}.hero.hero-discover{isolation:isolate;background:#080908;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);align-items:center;gap:clamp(40px,6vw,100px);min-height:100svh;padding:172px max(32px,50vw - 660px) 110px;display:grid;position:relative;overflow:hidden}.hero-discover .hero-copy{z-index:1;max-width:720px;min-height:0;margin:0;padding:0;position:relative}.hero-discover h1{letter-spacing:-.055em;margin:0;font-size:clamp(48px,5.2vw,78px);line-height:1.03}.hero-discover .eyebrow{margin-bottom:30px}.hero-discover .hero-intro{margin:32px 0;font-size:clamp(17px,1.4vw,21px);line-height:1.55}.hero-discover .hero-actions{gap:22px}.hero-sidekick-stage{z-index:1;perspective:1400px;padding:12px;animation:9s ease-in-out infinite alternate sidekick-float;position:relative}.hero-sidekick-cover{outline-offset:8px;border-radius:4px;width:100%;max-width:480px;margin:auto;transition:transform 1s cubic-bezier(.22,.61,.36,1),box-shadow 1s;display:block;transform:rotate(-3deg);box-shadow:0 35px 65px #000b,0 0 70px #e5b63112}.hero-sidekick-cover img{border-radius:4px;width:100%;height:auto}.hero-sidekick-cover.border-glow-card{--border-radius:4px;--glow-padding:24px;--card-bg:#10151d;border:0;transform:rotate(-3deg)}.hero-sidekick-cover:focus-visible{--edge-proximity:100}.hero-sidekick-cover:focus-visible:before,.hero-sidekick-cover:focus-visible:after,.hero-sidekick-cover:focus-visible>.edge-light{opacity:1}.hero-light-rays{pointer-events:none;z-index:0;opacity:.8;mix-blend-mode:screen;filter:brightness(1.2);position:absolute;inset:0}.hero-light-rays canvas{width:100%;height:100%;display:block}.hero-gradient-waves{opacity:.45}@media (hover:hover) and (pointer:fine){.hero-sidekick-cover:hover{transform:translateY(-8px)rotate(0)rotateY(-6deg);box-shadow:0 45px 80px #000c,0 0 75px #e5b63122}}.hero-sidekick-cover:focus-visible{outline:2px solid #efbc36}.hero-gradient-waves{z-index:0;pointer-events:none;position:absolute;inset:0;overflow:hidden}.hero-gradient-waves span{filter:blur(70px);background:radial-gradient(#b57d1e33,#0000 65%);border-radius:45%;width:130%;height:65%;animation:18s ease-in-out infinite alternate gradient-wave;position:absolute;top:22%;left:-15%;transform:rotate(-22deg)}.hero-gradient-waves span:nth-child(2){background:radial-gradient(#cd4b2a21,#0000 65%);animation-duration:23s;animation-delay:-8s;top:5%;left:20%}.hero-gradient-waves span:nth-child(3){background:radial-gradient(#5780771a,#0000 65%);animation-duration:27s;animation-delay:-12s;top:50%;left:-35%}.hero-scroll-cue{z-index:2;width:44px;height:62px;color:var(--paper);box-shadow:none;opacity:.8;background:0 0;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:5px;text-decoration:none;transition:opacity .25s;display:flex;position:absolute;bottom:20px;left:50%;transform:translate(-50%)}.hero-scroll-cue:hover{box-shadow:none;opacity:1;background:0 0}.hero-scroll-cue:focus-visible{outline-offset:5px;outline:2px solid #fff5dc}.hero-runway{flex-direction:column;align-items:center;gap:4px;display:flex}.hero-runway i{background:currentColor;border-radius:2px;width:4px;height:3px;animation:1.8s ease-in-out infinite hero-runway-pulse;display:block}.hero-runway i:nth-child(2){width:6px;animation-delay:.18s}.hero-runway i:nth-child(3){width:8px;animation-delay:.36s}.hero-scroll-arrow{flex:none;width:22px;height:22px;animation:1.8s ease-in-out .45s infinite hero-scroll-invite;display:block}@keyframes hero-runway-pulse{0%,65%,to{opacity:.25}30%{opacity:1}}.hero-motion-toggle{z-index:2;color:var(--paper);cursor:pointer;background:0 0;border:1px solid #f4ecd844;border-radius:50%;width:36px;height:36px;position:absolute;bottom:28px;right:28px}.motion-paused *{animation-play-state:paused!important}@keyframes sidekick-float{0%{transform:translateY(5px)}to{transform:translateY(-9px)}}@keyframes gradient-wave{0%{transform:translate(-8%,-10%)rotate(-22deg)scale(1)}to{transform:translate(10%,15%)rotate(12deg)scale(1.2)}}@keyframes hero-scroll-invite{0%,to{translate:0}50%{translate:0 4px}}@media (width<=900px){.hero.hero-discover{grid-template-columns:1fr;gap:44px;padding:142px 28px 100px}.hero-discover .hero-copy{max-width:680px;margin:auto}.hero-discover h1{font-size:clamp(42px,7.5vw,66px)}.hero-sidekick-stage{width:100%;max-width:440px;margin:auto}.hero-gradient-waves span{filter:blur(45px)}}@media (width<=420px){.hero.hero-discover{padding-inline:22px}.hero-discover .hero-actions{gap:18px}}@media (prefers-reduced-motion:reduce){.hero-discover *{animation:none!important}.hero-sidekick-cover{transition:none}.hero-sidekick-cover:hover{transform:rotate(-3deg)}.hero-motion-toggle{display:none}}body:has(.hero-discover){--home-width:1200px;--home-gutter:clamp(24px,5vw,80px);--home-inset:max(var(--home-gutter),calc((100% - var(--home-width))/2))}body:has(.hero-discover) :is(.site-header,.hero.hero-discover,.manifesto,.book-feature,.book-catalog,.principles,.publisher,.contact,.site-footer){width:100%;max-width:none;padding-inline:var(--home-inset);margin-inline:0}.manifesto p{max-width:none}.book-catalog :is(.catalog-heading,.catalog-grid){width:100%;max-width:none;margin-inline:0}.publisher{grid-template-columns:minmax(0,520px) minmax(0,1fr)}.publisher .publisher-copy,.book-feature .book-copy{max-width:none}@media (width<=900px){.publisher{grid-template-columns:minmax(0,1fr)}}@media (width<=560px){body:has(.hero-discover) .site-header{padding-right:102px}}