:root{--paper:#f6f3ea;--ink:#203c35;--muted:#62695f;--line:#d9dacf;--orange:#ad482a;--serif:'Bodoni Moda',Georgia,'Times New Roman',serif;--sans:'DM Sans',Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 var(--sans)}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}button:disabled{cursor:not-allowed}img{max-width:100%;display:block}button,a,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid 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#a8afa0}.hero-display{position:relative;min-height:570px;background:#e9eade;border-radius:50% 50% 3px 3px;align-self:center;perspective:1300px}.display-label{position:absolute;top:57px;left:0;right:0;text-align:center;font-size:9px;letter-spacing:.2em}.orbit{border:1px solid #c5ccba;border-radius:50%;position:absolute;left:5%;right:5%;height:45%;top:34%;transform:rotate(-27deg)}.orbit-two{transform:rotate(27deg);left:10%;right:10%}.book-fan{position:absolute;inset:125px 0 65px;transform:translateY(var(--scroll-shift,0px));transform-style:preserve-3d}.book{width:200px;height:280px;position:relative;border-radius:2px 6px 6px 2px;background:var(--book);color:var(--book-ink);padding:18px 20px 18px 24px;box-shadow:inset 5px 0 7px #0002,inset 7px 0 0 #fff1,7px 8px 0 -3px #f8f4e8,9px 9px 0 -3px #bbc0b0,15px 22px 23px #203c3528;display:flex;flex-direction:column;border:1px solid #203c3522;overflow:hidden}.book:after{content:'';position:absolute;inset:0;background:repeating-linear-gradient(90deg,#fff0 0 2px,#fff1 2px 3px);pointer-events:none;opacity:.35}.book-top,.book-bottom{display:flex;justify-content:space-between;font-size:6px;letter-spacing:.12em;line-height:1.5}.book-symbol{font:80px/1.4 var(--serif);flex:1;display:flex;align-items:center}.book-title{font-family:var(--serif);font-size:22px;letter-spacing:-.03em;line-height:1.05;margin-bottom:15px}.book-bottom{padding-top:10px;border-top:1px solid #203c353a}.fan-book{position:absolute;left:calc(50% - 95px);top:28px;transition:transform .7s}.fan-0{transform:translateX(-100px) rotate(-26deg);z-index:1}.fan-1{transform:translateX(-49px) rotate(-13deg);z-index:2}.fan-2{transform:translateX(5px) rotate(1deg);z-index:3}.fan-3{transform:translateX(53px) rotate(14deg);z-index:4}.fan-4{transform:translateX(104px) 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article{display:flex;align-items:center;gap:25px;padding:25px 0;border-top:1px solid var(--line)}.price-list h2{font:20px var(--sans);letter-spacing:-.03em}.price-list p{font-size:11px;margin-top:5px}.price-list article>div{flex:1}.price-list strong{font-size:18px}.price-list a{font-size:11px;text-decoration:underline}.pricing-section aside{background:#e8eadf;padding:32px;align-self:start}.pricing-section aside h2{font-size:32px;line-height:1.2}.pricing-section aside p{font-size:13px;margin:20px 0}.pricing-section aside .button{opacity:.6;width:100%}.pricing-section aside small{font-size:10px;display:block;margin-top:15px}.business-section{border-top:1px solid var(--line)}.business-section h2{font-size:45px}.business-section>p{max-width:600px;margin-top:25px;font-size:14px}.policy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:40px}.policy-grid 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@media(max-width:370px){.hero h1{font-size:62px}.actions{gap:14px}.hero-display{min-height:350px}.fan-book{scale:.58;top:-4px}.card-art{height:205px}.card-art .book{transform:rotate(-7deg) scale(.5)}.card-heading{flex-direction:column;gap:5px}.hero-note{font-size:7px}.purchase-row{flex-direction:column;align-items:flex-start}.page-intro h1{font-size:54px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.book-fan{transform:none!important}}
@media(min-width:761px) and (prefers-reduced-motion:no-preference){.card-art{perspective:900px}.card-art .book{transform:rotateY(-16deg) rotateZ(-7deg) scale(.65)}.subject-card:hover .book{transform:rotateY(-5deg) rotateZ(-2deg) scale(.69) translateY(-8px)}.product-art{perspective:1200px}.product-art .book{transform:rotateY(-15deg) rotateZ(-9deg) scale(1.2)}}
/* Cinematic collection: paper, directional light, and a shallow interactive stage. */
body{background-image:radial-gradient(ellipse at 5% 5%,#decaa129,transparent 45%),radial-gradient(ellipse at 100% 35%,#b5c1a320,transparent 50%);background-attachment:fixed}
.hero{position:relative;isolation:isolate;background:radial-gradient(ellipse at 85% 25%,#bdc4a84a,transparent 48%),radial-gradient(ellipse at 50% 105%,#d4b98c36,transparent 55%),linear-gradient(120deg,#f8f5eddd,#f6f3ea55 50%,#e1e5d880)}
.hero:before{content:'';position:absolute;z-index:-1;inset:0;pointer-events:none;background:linear-gradient(119deg,transparent 36%,#fffcf180 40%,transparent 49%,#fff8df35 67%,transparent 76%);opacity:.75}
.cinematic-scene{min-width:0;width:100%;height:600px;min-height:600px;border-radius:47% 47% 8px 8px;background:radial-gradient(ellipse at 72% 5%,#d9c3966b 0,transparent 43%),radial-gradient(ellipse at 45% 48%,#70877099,transparent 54%),linear-gradient(145deg,#263f35,#142d27 75%);box-shadow:0 35px 55px -30px #182e356b,inset 0 0 0 1px #f9f2d323;overflow:hidden;isolation:isolate;perspective:1300px;color:#f6f0df}
.cinematic-scene:after{content:'';position:absolute;inset:0;pointer-events:none;border-radius:inherit;box-shadow:inset 0 1px 0 #fff4,inset 0 -50px 90px #081d2633;z-index:7}
.scene-light{position:absolute;left:41%;top:-40%;width:35%;height:125%;background:linear-gradient(180deg,#fff4c36b,#fff3bf12 80%,transparent);filter:blur(22px);transform:rotate(31deg);pointer-events:none;opacity:.7}
.cinematic-scene .display-label{top:49px;letter-spacing:.22em;color:#ebe7d4;z-index:8;font-size:9px}
.scene-floor{position:absolute;left:8%;right:8%;height:86px;bottom:110px;border-radius:50%;background:radial-gradient(ellipse,#020f0c80 10%,#152d2490 35%,transparent 69%);transform:rotate(-8deg);filter:blur(9px)}
.cinematic-scene .orbit{top:19%;left:13%;right:13%;height:55%;border-color:#ece2b927;transform:rotate(-28deg);box-shadow:0 -1px 0 #e1c78916}
.cinematic-scene .orbit-two{top:23%;left:8%;right:8%;height:55%;transform:rotate(27deg);border-color:#ece2b916}
.cinematic-scene .book-fan{inset:110px 0 130px;transform:rotateX(var(--scene-rx,0deg)) rotateY(var(--scene-ry,0deg));transition:transform .4s ease-out;transform-style:preserve-3d;z-index:3}
.cinematic-scene .fan-book{left:50%;top:50%;width:185px;height:266px;scale:1;transform:translate(calc(-50% + var(--x)),calc(-50% + var(--y))) rotateY(var(--yaw)) rotateZ(var(--tilt)) scale(.87);z-index:var(--layer);transition:transform .9s cubic-bezier(.2,.75,.15,1),filter .9s,box-shadow .9s;box-shadow:inset 5px 0 8px #0003,inset 7px 0 0 #fff2,5px 2px 0 -1px #f7f0dd,9px 4px 0 -2px #b9bbaa,15px 27px 28px #06171070;filter:brightness(.88);animation:folio-enter 1.4s cubic-bezier(.18,.7,.2,1) both}
.cinematic-scene .fan-0{--x:-125px;--y:28px;--yaw:-22deg;--tilt:-23deg;--layer:1;animation-delay:0s}
.cinematic-scene .fan-1{--x:-68px;--y:8px;--yaw:-17deg;--tilt:-12deg;--layer:2;animation-delay:.07s}
.cinematic-scene .fan-2{--x:0px;--y:0px;--yaw:-12deg;--tilt:-3deg;--layer:3;animation-delay:.14s}
.cinematic-scene .fan-3{--x:68px;--y:8px;--yaw:-7deg;--tilt:12deg;--layer:2;animation-delay:.21s}
.cinematic-scene .fan-4{--x:125px;--y:28px;--yaw:-3deg;--tilt:23deg;--layer:1;animation-delay:.28s}
.cinematic-scene .fan-book.is-featured{transform:translate(-50%,calc(-50% - 24px)) translateZ(70px) rotateY(-14deg) rotateZ(-7deg) scale(1.02);z-index:6;filter:brightness(1.05);box-shadow:inset 5px 0 8px #0002,inset 7px 0 0 #fff2,6px 2px 0 -1px #fff8e5,11px 4px 0 -2px #b9bbaa,22px 40px 40px #06171080}
.cinematic-scene .book:before{content:'';position:absolute;inset:0;background:linear-gradient(115deg,#fff5,transparent 32%,#fff1 58%,#0001);pointer-events:none}
.scene-controls{position:absolute;bottom:98px;left:0;right:0;display:flex;justify-content:center;gap:8px;z-index:9}
.scene-choice{border:1px solid #d1d7bd40;background:#152e2770;color:#d6dec9;border-radius:30px;display:flex;align-items:center;justify-content:center;gap:7px;min-width:49px;min-height:38px;padding:8px 10px;font-size:9px;letter-spacing:.08em;transition:background .2s,border-color .2s}
.scene-choice>span{width:7px;height:7px;display:block;border-radius:50%;background:var(--swatch)}
.scene-choice[aria-pressed=true]{background:#edf0de;color:#203c35;border-color:#edf0de}
.scene-choice:hover{border-color:#f3efd2}.scene-choice:focus-visible,.cinematic-scene a:focus-visible{outline-color:#f3d293}
.cinematic-scene .display-bottom{bottom:47px;left:30px;right:30px;z-index:9;font-size:21px;align-items:center;gap:12px}
#scene-subject-link{font:10px var(--sans);border-bottom:1px solid #bdcbb088;padding-bottom:5px;white-space:nowrap}
.cinematic-scene .art-disclaimer{bottom:18px;left:30px;z-index:8;color:#c4d0bb;font-size:7px}
@keyframes folio-enter{from{opacity:0;translate:0 40px}to{opacity:1;translate:0 0}}
/* Preserve the authentic PDF page aspect ratio at every breakpoint. */
.inside-teaser{background:radial-gradient(ellipse at 95% 20%,#d1d8c7,transparent 70%),#e8eadf;gap:7%}
.paper-stage{width:min(100%,380px);max-width:100%;justify-self:center;align-self:center;transform:rotate(2deg);margin:15px auto 20px}
.paper-stage>img{display:block;width:100%;height:auto;aspect-ratio:auto;object-fit:contain;border:1px solid #d2d8c9;box-shadow:0 18px 40px #203c3520}
.paper-behind{inset:0;transform:rotate(-6deg);box-shadow:0 15px 35px #203c3520}
.paper-tag{left:18px;bottom:18px;transform:rotate(-2deg);padding:11px 14px;border-radius:3px}
@media(min-width:761px) and (max-width:1100px){.cinematic-scene{height:550px;min-height:550px}.cinematic-scene .fan-book{width:157px;height:237px;padding:16px}.cinematic-scene .fan-0{--x:-98px}.cinematic-scene .fan-4{--x:98px}.cinematic-scene .fan-1{--x:-51px}.cinematic-scene .fan-3{--x:51px}.cinematic-scene .book-title{font-size:20px}.cinematic-scene .book-symbol{font-size:64px}}
@media(max-width:760px){body{background-attachment:scroll}.hero{gap:40px}.cinematic-scene{height:465px;min-height:465px;border-radius:46% 46% 8px 8px}.cinematic-scene .display-label{top:35px;font-size:7px}.cinematic-scene .book-fan{inset:84px 0 126px;transform:none}.cinematic-scene .fan-book{width:142px;height:214px;padding:13px 14px 13px 17px;animation:none}.cinematic-scene .book-title{font-size:18px;margin-bottom:10px}.cinematic-scene .book-symbol{font-size:58px}.cinematic-scene .book-top,.cinematic-scene .book-bottom{font-size:5px}.cinematic-scene .fan-0{--x:-84px;--y:16px;--tilt:-20deg}.cinematic-scene .fan-1{--x:-44px;--y:3px}.cinematic-scene .fan-3{--x:44px;--y:3px}.cinematic-scene .fan-4{--x:84px;--y:16px;--tilt:20deg}.cinematic-scene .fan-book.is-featured{transform:translate(-50%,calc(-50% - 14px)) rotateZ(-6deg) scale(1.01)}.scene-controls{bottom:97px;gap:6px}.scene-choice{min-height:44px;min-width:46px;padding:8px}.cinematic-scene .display-bottom{left:24px;right:24px;bottom:49px;font-size:19px}.cinematic-scene .art-disclaimer{left:24px}.scene-light{filter:blur(14px)}.paper-stage{width:min(85%,310px);margin:5px auto 12px}.paper-tag{font-size:8px;left:12px;bottom:12px}.inside-teaser{gap:38px}}
@media(max-width:370px){.cinematic-scene .fan-0{--x:-68px}.cinematic-scene .fan-4{--x:68px}.cinematic-scene .fan-book{width:132px;height:200px}.scene-choice{min-width:42px}.cinematic-scene{height:435px;min-height:435px}}
@media(prefers-reduced-motion:reduce){.cinematic-scene .book-fan{transform:none!important}.cinematic-scene .fan-book{animation:none!important;transition:none!important}.scene-light{opacity:.55}}

/* Stronger editorial typography across the collection. */
body{font-weight:450}
h1,h2{font-weight:600;letter-spacing:-.045em}
h1 em,h2 em{font-weight:600}
h3{font-weight:650}
p{font-weight:500}
header nav,.header-cta,.menu-button,#mobile-menu a,.text-link,.button,.footer-choose,.footer-links a,.next-subject a{font-weight:650}
.eyebrow,.display-label,.hero-note,.preview-bar,.promise-strip,.scene-choice{font-weight:650}
.faq summary,.scope-list li,.sample-label,.subject-tabs button,.file-section summary,.price-list a{font-weight:600}
.card-heading h3{font-weight:700}.card-heading>span,.price-list strong{font-weight:700}
.book-title,.book-symbol,.display-bottom,.purchase-row strong,.footer-top p,.how-steps article>span{font-weight:600}
.product-hero h2,.price-list h2,.dialog-top h2{font-weight:600}
@media(max-width:760px){.hero h1{font-size:clamp(56px,17vw,70px)}.hero h1 em{letter-spacing:-.055em}.page-intro h1{font-size:clamp(52px,15.5vw,62px)}.product-hero h1{font-size:clamp(48px,14.5vw,56px)}}

/* Editorial collection: distinct serif, readable labels, original subject engravings. */
h1,h2{font-family:var(--serif);font-weight:700;letter-spacing:-.045em;line-height:1.08;font-optical-sizing:auto}
h1 em,h2 em{font-style:normal;font-weight:700}
.hero-copy{align-self:center;padding:0 0 12px}.hero h1{font-size:clamp(66px,6.6vw,102px);line-height:1.03;margin-bottom:30px}
.hero-copy>p{font-size:16px;line-height:1.8;max-width:410px;font-weight:450}
header nav{font-family:Manrope,Arial,sans-serif;font-size:14px;gap:34px;letter-spacing:.015em;font-weight:600}
header nav a{padding:12px 0}.header-cta{font-size:13px;font-weight:600;border-radius:4px;padding:12px 18px}
.button{border-radius:4px;font-size:13px;font-weight:600}.text-link{font-size:13px}
.eyebrow{font-size:11px;letter-spacing:.14em;font-weight:600}
.hero-note{gap:32px;margin-top:40px;letter-spacing:0;align-items:stretch}
.hero-note>span{display:flex;flex-direction:column;gap:8px}.hero-note>span+span{padding-left:32px}
.hero-note strong{font-family:Manrope,Arial,sans-serif;font-size:28px;line-height:1;font-weight:650;letter-spacing:-.035em}
.hero-note small{font-size:12px;font-weight:550;letter-spacing:.015em}
.promise-strip{gap:22px;font-size:14px;padding-block:27px;font-weight:550;line-height:1.5;align-items:center}
.promise-strip span:before{font-size:16px}.promise-strip span{flex:1}.promise-strip span+span{border-left:1px solid var(--line);padding-left:22px}
.card-art{isolation:isolate;background:radial-gradient(ellipse at 20% 0%,#fff8,transparent 65%),color-mix(in srgb,var(--tint) 30%,var(--paper))}
.card-engraving{position:absolute;inset:8% -15% 0;color:var(--ink);opacity:.12;transform:rotate(-15deg);z-index:-1}
.card-engraving svg{width:100%;height:100%}.subject-engraving{display:block;width:100%;height:auto;max-height:100%}
.book-symbol{font-size:0;padding:10px 0 14px;min-height:0}.book-symbol svg{filter:drop-shadow(0 1px 0 #fff3)}
.book-title{font-family:Manrope,Arial,sans-serif;font-size:19px;font-weight:700;letter-spacing:-.04em}
.cinematic-scene .book-title{font-size:19px}.book-top,.book-bottom{font-family:Manrope,Arial,sans-serif;font-weight:650}
.card-heading h3{font-size:16px;line-height:1.45;font-weight:650}.card-heading>span{font-size:14px}
.subject-card p{font-size:12px}.subject-card small{font-size:11px;line-height:1.6}.display-label{font-family:Manrope,Arial,sans-serif}
.section-head p,.inside-teaser p{font-size:15px;font-weight:450}.collection-note,.micro{line-height:1.7}
.method-grid article{position:relative;overflow:hidden}.method-grid article>span{font-family:var(--serif);font-size:44px;color:#cfb783}
.method-grid article:after{content:'';position:absolute;top:30px;right:8px;width:90px;height:62px;border:1px solid #c8d3ba45;transform:skewY(-13deg);box-shadow:7px 7px 0 -1px #203c35,7px 7px 0 0 #c8d3ba38,14px 14px 0 -1px #203c35,14px 14px 0 0 #c8d3ba28;pointer-events:none}
.method-grid article:nth-child(2):after{border-radius:50%;transform:rotate(-30deg);height:90px;top:17px}
.method-grid article:nth-child(3):after{width:70px;height:70px;transform:rotate(45deg);top:22px;right:17px}
.method-grid h3{font-family:Manrope,Arial,sans-serif;font-size:24px;font-weight:600}.method-grid p{font-size:14px;font-weight:400}
.faq summary{font-size:15px;font-weight:550}.faq p{font-size:14px;font-weight:400}.footer-top p{font-weight:600}
@media(min-width:761px) and (max-width:1050px){header nav{gap:20px;font-size:13px}.hero h1{font-size:68px}.promise-strip{font-size:12px;gap:14px}.promise-strip span+span{padding-left:14px}.hero-note{gap:24px}.hero-note>span+span{padding-left:24px}}
@media(max-width:760px){.hero h1{font-size:clamp(54px,15vw,70px);margin-bottom:24px}.hero-copy>p{font-size:15px}.hero-note{margin-top:30px;gap:28px}.hero-note strong{font-size:27px}.hero-note small{font-size:11px}.hero-note>span+span{padding-left:28px}.promise-strip{gap:20px 18px;font-size:12px;padding-block:24px}.promise-strip span+span{border:0;padding-left:0}.eyebrow,.hero .eyebrow{font-size:10px}.button{font-size:12px}.text-link{font-size:12px}.card-heading{flex-wrap:wrap;gap:7px}.card-heading h3{font-size:15px}.card-heading>span{font-size:13px}.subject-card p{font-size:11px}.subject-card small{font-size:10px}.cinematic-scene .book-title{font-size:16px}.book-symbol{padding:8px 0}.method-grid h3{font-size:23px}.method-grid p{font-size:14px}.faq summary{font-size:14px}.faq p{font-size:13px}.section-head p,.inside-teaser p{font-size:14px}}