:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--paper:#f5f2ea;--paper-light:#fcfaf5;--ink:#233e43;--muted:#586c6b;--line:#d6d8ce;--accent:#a65039;--deep:#173536;--serif:"Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", Georgia, serif;--sans:"Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", system-ui, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:96px}body{background:var(--paper);min-width:320px;color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;margin:0}a{color:inherit;-webkit-tap-highlight-color:transparent;text-decoration:none}a:focus-visible{outline:2px solid var(--accent);outline-offset:5px}::selection{color:var(--paper-light);background:var(--accent)}h1,h2,h3,p,figure,blockquote{margin:0}h1,h2{font-family:var(--serif);font-weight:500}h2{letter-spacing:-.065em;text-wrap:balance;font-size:clamp(1.95rem,3.25vw,3.2rem);line-height:1.65}h1 em,h2 em,.section-statement em{color:var(--accent);font-style:normal}strong{color:var(--ink);font-weight:700}.skip-link{z-index:100;background:var(--ink);color:#fff;padding:14px 20px;position:absolute;top:-80px;left:16px}.skip-link:focus{top:12px}.small-only{display:none}.page-width,.section-shell{padding-inline:max(5.5vw,50vw - 615px)}.section-shell{padding-block:clamp(80px,8vw,128px)}.site-header{z-index:30;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#f5f2eaf5;justify-content:space-between;align-items:center;gap:20px;height:82px;padding-inline:max(4vw,50vw - 660px);display:flex;position:sticky;top:0}.brand{align-items:center;gap:12px;display:inline-flex}.brand img{border-radius:10px;width:42px;height:42px}.brand>span{letter-spacing:-.04em;font-family:Georgia,serif;font-size:1.65rem;font-weight:700;line-height:1.05}.brand small{font-family:var(--sans);letter-spacing:.28em;margin-bottom:4px;font-size:.48rem;font-weight:650;display:block}.brand-dot{color:var(--accent)}.site-nav{align-items:center;gap:clamp(18px,2.6vw,36px);font-size:.75rem;font-weight:700;display:flex}.site-nav>a:not(.nav-start){padding-block:14px}.site-nav>a:hover{color:var(--accent)}.nav-start{border:1px solid var(--ink);justify-content:space-between;align-items:center;gap:24px;min-height:44px;padding:10px 17px;display:inline-flex}.nav-start:hover{background:var(--ink);color:var(--paper-light)!important}.nav-start span{font-size:1.1rem}.hero{grid-template-columns:minmax(0,1fr) minmax(0,.91fr);align-items:center;gap:clamp(36px,5vw,84px);padding-block:68px 90px;display:grid;position:relative;overflow:hidden}.hero-copy{z-index:1;position:relative}.eyebrow,.feature-label{color:var(--accent);letter-spacing:.17em;font-size:.65rem;font-weight:800}.eyebrow{align-items:center;gap:9px;display:flex}.status-dot{background:currentColor;border-radius:50%;flex-shrink:0;width:6px;height:6px;display:inline-block}h1{letter-spacing:-.08em;margin:29px 0 30px;font-size:clamp(4.8rem,7.3vw,7.4rem);line-height:1.15}.hero-role{letter-spacing:-.015em;font-size:clamp(.97rem,1.4vw,1.2rem);font-weight:700;line-height:1.9}.hero-description{color:var(--muted);margin-top:17px;font-size:.87rem;line-height:2}.hero-verbs{font-family:var(--serif);letter-spacing:-.04em;margin:25px 0 26px;font-size:1.6rem;font-weight:500}.hero-verbs>span{color:var(--muted);font-family:var(--sans);letter-spacing:.03em;margin-bottom:5px;font-size:.7rem;font-weight:500;display:block}.primary-link{background:var(--accent);border:1px solid var(--accent);color:#fffaf2;justify-content:space-between;align-items:center;gap:56px;min-height:61px;padding:17px 25px;font-size:.88rem;font-weight:700;transition:background .18s,transform .18s;display:inline-flex}.primary-link:hover{background:#85412e;transform:translateY(-2px)}.primary-link>span{font-size:1.25rem;font-weight:400}.hero-free{margin-top:17px;font-size:.68rem;font-weight:650}.hero-free>span{color:#919e97;margin-inline:8px}.device-note{color:var(--muted);margin-top:6px;font-size:.68rem}.hero-art{align-self:center;min-width:0;padding:26px 0 20px}.art-index{letter-spacing:.14em;border-bottom:1px solid #8c9b92;justify-content:space-between;gap:10px;padding-bottom:16px;font-size:.54rem;font-weight:700;display:flex}.art-image{margin:22px 0 18px;position:relative}.art-image:before{content:"";border:1px solid var(--line);border-radius:48% 48% 10px 10px;position:absolute;inset:-10px}.art-image img{mix-blend-mode:multiply;border-radius:48% 48% 8px 8px;width:100%;height:auto;display:block;position:relative}.hero-art figcaption{font-family:var(--serif);letter-spacing:.03em;justify-content:space-between;align-items:center;margin-top:26px;font-size:.9rem;display:flex}.art-seal{border:1px solid var(--accent);width:38px;height:42px;color:var(--accent);font-family:var(--serif);writing-mode:vertical-rl;letter-spacing:.13em;place-content:center;font-size:.83rem;display:grid}.art-rule{border-top:1px solid var(--line);color:#7c8a81;letter-spacing:.13em;margin-top:24px;padding-top:13px;font-size:.5rem}.chapter-nav{border-block:1px solid var(--line);grid-template-columns:1fr repeat(3,1.45fr);padding-inline:max(4vw,50vw - 660px);display:grid}.chapter-nav>span{color:var(--muted);letter-spacing:.13em;align-items:center;padding:28px 16px 28px 0;font-size:.55rem;display:flex}.chapter-nav a{border-left:1px solid var(--line);color:var(--accent);align-items:center;gap:12px;padding:27px 20px;font-size:.7rem;display:flex}.chapter-nav b{color:var(--ink);font-size:.73rem;font-weight:650}.chapter-nav a>span{color:var(--ink);margin-left:auto}.chapter-nav a:hover{background:var(--paper-light)}.section-label{border-top:1px solid var(--line);color:var(--muted);letter-spacing:.1em;justify-content:space-between;align-items:center;gap:20px;margin-bottom:42px;padding-top:17px;font-size:.63rem;display:flex}.section-label>span:first-child{color:var(--accent);letter-spacing:.14em;font-weight:750}.editorial-grid{grid-template-columns:minmax(0,1fr) minmax(0,.88fr);align-items:start;gap:clamp(40px,7vw,105px);display:grid}.prose{color:var(--muted);overflow-wrap:break-word;font-size:.91rem;line-height:2.1}.prose p+p{margin-top:19px}.prose .prose-emphasis{color:var(--ink);font-size:1.06rem;font-weight:650;line-height:1.95}.premise{background:var(--paper-light)}.set-section{background:#e9e9de}.set-heading{justify-content:space-between;align-items:center;gap:30px;display:flex}.set-heading h2{margin-top:12px}.set-word{letter-spacing:-.065em;color:#768a7b;font:italic clamp(6rem,13vw,12rem)/1 Georgia,serif}.set-word>span{color:var(--accent)}.set-body{grid-template-columns:minmax(0,.95fr) minmax(0,1fr);gap:clamp(40px,7vw,105px);margin-top:40px;display:grid}.set-types article{border-top:1px solid #bac4b6;grid-template-columns:24px 1fr 22px;gap:20px;padding:26px 0;display:grid}.set-types article:last-of-type{border-bottom:1px solid #bac4b6}.feature-number{color:var(--accent);font:.9rem/1.5 Georgia,serif}.set-types h3{font-family:var(--serif);margin-bottom:9px;font-size:1.3rem;font-weight:600}.set-types article p{color:var(--muted);font-size:.84rem;line-height:1.9}.set-mark{color:#859784;align-self:center;font-size:1.4rem;font-weight:300}.fine-print{color:var(--muted);line-height:1.9;font-size:.73rem!important}.fine-print a{text-underline-offset:3px;text-decoration:underline}.set-types>.fine-print{margin-top:20px}.structure-section{background:var(--paper-light)}.region-index{flex-wrap:wrap;gap:8px;margin-top:28px;display:flex}.region-index span{border:1px solid var(--line);min-width:48px;min-height:40px;color:var(--muted);font-family:var(--serif);border-radius:50%;place-content:center;padding:7px 15px;font-size:.83rem;display:grid}.imaging-section{background:#e6ebe7}.imaging-modes{border-block:1px solid #b9c6bd;grid-template-columns:repeat(5,minmax(0,1fr));margin:46px 0 40px;display:grid}.imaging-modes>div{border-right:1px solid #b9c6bd;align-content:start;gap:18px;min-height:188px;padding:20px 22px 24px;display:grid}.imaging-modes>div:first-child{padding-left:0}.imaging-modes>div:last-child{border-right:0}.imaging-modes span{color:#6d8377;font:.7rem Georgia,serif}.imaging-modes b{min-height:48px;font:2.3rem/1.4 Georgia,var(--serif);align-self:end}.imaging-modes i{font-size:1.3rem;font-style:normal}.imaging-modes .slice-symbol{font-size:3rem;line-height:1.1}.imaging-modes small{font-size:.75rem}.imaging-footer{grid-template-columns:1fr .88fr;gap:clamp(40px,7vw,105px);display:grid}.section-statement{font-family:var(--serif);font-size:clamp(1.55rem,2.4vw,2.2rem);line-height:1.8}.section-caption{color:var(--muted);margin-top:28px;font-size:.88rem;line-height:2}.questions{border-left:2px solid var(--accent);color:var(--ink);font-family:var(--serif);letter-spacing:-.04em;margin:30px 0;padding:9px 0 9px 23px;font-size:clamp(1.2rem,2vw,1.6rem);line-height:1.85}.questions p+p{margin-top:4px}.education-section{padding-top:30px}.use-cases{border-top:1px solid var(--line);grid-template-columns:repeat(3,minmax(0,1fr));margin:42px 0 22px;padding:0;list-style:none;display:grid}.use-cases li{border-bottom:1px solid var(--line);font-family:var(--serif);align-items:center;gap:18px;padding:24px 14px;font-size:1.15rem;display:flex}.use-cases li span{color:var(--accent);font:.67rem Georgia,serif}.story-section{background:#eae3d7}.story-intro{grid-template-columns:1fr .8fr;align-items:end;gap:6vw;display:grid}.story-quotes{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 40px;margin-top:40px;display:grid}.story-quotes blockquote{border-top:1px solid #c5c2b3;padding:30px 0}.story-quotes span{color:var(--muted);font-size:.7rem}.story-quotes p{font-family:var(--serif);letter-spacing:-.04em;margin-top:15px;font-size:clamp(1.35rem,2.1vw,1.9rem);line-height:1.8}.story-ending{text-align:center;border-top:1px solid #c5c2b3;margin-top:22px;padding-top:28px;font-size:.94rem;line-height:2}.web-invitation{background:var(--paper-light);grid-template-columns:1fr .88fr;align-items:center;gap:7vw;display:grid}.web-invitation h2{margin-top:16px}.web-invitation .primary-link{margin-top:25px}.prose .cta-note{margin-top:12px;font-size:.69rem}.pro-section{color:#f2f1e5;background:var(--deep)}.pro-section .section-label{color:#c1ccc0;border-color:#4b6661}.pro-section .section-label>span:first-child{color:#c2b89a}.development-badge{letter-spacing:.06em;border:1px solid #819889;padding:8px 11px;font-size:.67rem}.pro-intro{max-width:970px}.pro-name{letter-spacing:-.03em;margin-bottom:23px;font:1.65rem Georgia,serif}.pro-name em{color:#c2b89a;font-style:normal}.pro-intro h2{font-size:clamp(2.8rem,4.7vw,4.6rem);line-height:1.45}.pro-intro h2 em{color:#b8ccbb}.pro-intro .prose{color:#becdc2;margin-top:30px}.pro-section strong{color:#f2f1e5}.pro-features{margin-top:66px}.pro-feature{border-top:1px solid #4b6661;grid-template-columns:36px minmax(0,1fr) 135px;gap:32px;padding:32px 0;display:grid}.pro-feature:last-child{border-bottom:1px solid #4b6661}.pro-feature .feature-number{color:#c2b89a;padding-top:8px}.pro-feature h3{font-family:var(--serif);margin-bottom:15px;font-size:clamp(1.55rem,2.1vw,2rem);font-weight:500}.pro-feature p{color:#becdc2;max-width:680px;margin-top:11px;font-size:.87rem;line-height:2}.pro-feature .pro-feature-lead{color:#e4e8db}.pro-feature-word{color:#8da797;letter-spacing:.15em;place-self:center end;font-size:.62rem}.pro-status-note{color:#c2b89a;align-items:center;gap:10px;margin-top:28px;font-size:.74rem;display:flex}.philosophy-section{background:var(--paper-light)}.origin-section{grid-template-columns:.7fr 1fr;align-items:center;gap:9vw;display:grid}.origin-aside{border-block:1px solid var(--line);flex-direction:column;justify-content:space-between;align-items:center;min-height:610px;padding-block:22px;display:flex}.origin-aside>span:first-child{letter-spacing:.24em;font:1.1rem Georgia,serif}.origin-aside>span:last-child{color:#809082;letter-spacing:.12em;text-align:center;font-size:.48rem}.origin-kanji{writing-mode:vertical-rl;color:#778774;font-family:var(--serif);letter-spacing:.12em;font-size:clamp(3rem,5vw,5.3rem)}.origin-copy h2{margin:14px 0 26px}.prose .origin-manifesto{color:var(--accent);font-family:var(--serif);margin-block:29px 22px;font-size:2.1rem}.notes-section{background:#eeeee4}.notes-heading h2{font-size:clamp(1.9rem,2.8vw,2.7rem)}.notes-heading>p{color:var(--muted);margin-top:20px;font-size:.84rem;line-height:1.9}.notes-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:30px;margin-top:43px;display:grid}.notes-grid article{border-top:1px solid #c4cebe;padding-top:21px}.notes-grid .feature-label{font-size:.58rem}.notes-grid h3{margin:19px 0 14px;font-size:1.04rem;line-height:1.65}.notes-grid p{color:var(--muted);font-size:.79rem;line-height:2}.source-note{border-top:1px solid #c4cebe;grid-template-columns:155px 1fr;gap:30px;margin-top:40px;padding:28px 0 0;display:grid}.source-note strong{font-size:.8rem}.source-note p{color:var(--muted);font-size:.76rem;line-height:2}.source-note a{text-underline-offset:3px;text-decoration:underline}.source-links{color:var(--accent);flex-wrap:wrap;gap:14px 26px;margin-top:16px;font-size:.74rem;display:flex}.closing{text-align:center;background:#f8f4eb;position:relative;overflow:hidden}.closing:before{content:"";pointer-events:none;border:1px solid #e5e0d4;border-radius:50%;width:640px;height:640px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.closing>*{position:relative}.closing .eyebrow{justify-content:center}.closing h2{margin:28px 0;font-size:clamp(3.1rem,6vw,5.7rem);line-height:1.4}.closing>p{color:var(--muted);font-size:.92rem;line-height:2}.closing .closing-lead{color:var(--ink);margin-bottom:13px;font-weight:700}.closing .primary-link{min-width:310px;margin-top:29px}.closing .closing-free{color:var(--ink);margin-top:17px;font-size:.68rem}.pro-pending{border-bottom:1px solid var(--line);width:fit-content;font-family:Georgia,var(--serif);margin:31px auto 0;padding-bottom:4px;font-size:.95rem;display:block}.pro-pending span{color:var(--muted);font-family:var(--sans);font-size:.71rem}.site-footer{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:26px;padding:35px max(5.5vw,50vw - 615px);display:flex}.footer-brand{font:1.12rem Georgia,serif}.footer-brand span{color:var(--muted);font-family:var(--serif);margin-top:7px;font-size:.74rem;display:block}.site-footer>div{color:var(--muted);flex-wrap:wrap;gap:20px;font-size:.69rem;display:flex}.site-footer a:hover{color:var(--accent)}@media (width<=1000px){.site-nav{gap:20px}.hero{gap:32px}h1{font-size:5.4rem}.hero-role{font-size:.95rem}.chapter-nav{grid-template-columns:repeat(3,1fr)}.chapter-nav>span{display:none}.chapter-nav a{gap:8px;padding:24px 13px}.chapter-nav a:first-of-type{border-left:0}.chapter-nav b{font-size:.65rem}.editorial-grid,.set-body,.imaging-footer,.web-invitation{gap:40px}.imaging-modes>div{padding-inline:16px}.imaging-modes b{font-size:1.8rem}.pro-feature{grid-template-columns:25px minmax(0,1fr) 95px;gap:24px}.notes-grid{gap:22px}.origin-section{gap:55px}}@media (width<=780px){.site-nav>a:not(.nav-start){display:none}.hero{grid-template-columns:1fr;padding-block:54px 65px}.hero-copy{max-width:600px}h1{font-size:clamp(4.5rem,10vw,6rem)}.hero-art{justify-self:center;width:min(100%,500px);padding-top:28px}.editorial-grid,.set-body,.imaging-footer,.story-intro,.web-invitation{grid-template-columns:1fr;gap:30px}.section-shell{padding-block:76px}h2{font-size:clamp(2rem,4.8vw,2.7rem)}.prose{max-width:620px}.set-word{font-size:8rem}.imaging-modes>div{gap:12px;min-height:140px;padding:15px 10px}.imaging-modes b{font-size:1.45rem}.imaging-modes i{font-size:1rem;display:block}.imaging-modes small{font-size:.67rem}.education-section{padding-top:20px}.origin-section{grid-template-columns:.42fr 1fr;gap:36px}.origin-aside{min-height:600px}.origin-aside>span:last-child{max-width:125px;line-height:1.8}.notes-grid{grid-template-columns:1fr;gap:28px}.notes-grid article{grid-template-columns:1fr 1.5fr;gap:15px 30px;display:grid}.notes-grid .feature-label{grid-column:1/-1}.notes-grid h3{margin:0}.source-note{grid-template-columns:1fr;gap:15px}.site-footer{align-items:flex-start}.site-footer>div{justify-content:flex-end;max-width:280px}}@media (width<=540px){html{scroll-padding-top:83px}.site-header{height:69px;padding-inline:20px}.brand{gap:9px}.brand img{width:34px;height:34px}.brand>span{font-size:1.4rem}.brand small{font-size:.41rem}.nav-start{gap:13px;min-height:40px;padding:9px 12px;font-size:.67rem}.page-width,.section-shell{padding-inline:24px}.hero{gap:36px;padding-top:45px}.eyebrow{font-size:.6rem}h1{margin:25px 0 26px;font-size:clamp(4.1rem,17vw,5.5rem);line-height:1.16}.small-only{display:inline}.hero-role{font-size:.98rem}.hero-description{font-size:.82rem;line-height:1.95}.hero-verbs{margin-block:22px;font-size:1.4rem}.primary-link{gap:20px;width:100%;min-height:57px;padding-inline:20px;font-size:.86rem}.hero-free{font-size:.61rem}.hero-free>span{margin-inline:5px}.device-note{font-size:.65rem}.hero-art{padding-top:20px}.art-index{font-size:.47rem}.hero-art figcaption{font-size:.81rem}.chapter-nav{grid-template-columns:1fr;padding-inline:24px}.chapter-nav a{border-left:0;border-bottom:1px solid var(--line);padding:18px 0;font-size:.67rem}.chapter-nav a:last-child{border-bottom:0}.chapter-nav b{font-size:.73rem}.section-shell{padding-block:66px}.section-label{gap:12px;margin-bottom:29px;font-size:.55rem;line-height:1.6}.section-label>span:last-child{letter-spacing:0;font-size:.55rem}h2{letter-spacing:-.055em;font-size:clamp(1.75rem,7.2vw,2.4rem);line-height:1.7}.prose{font-size:.86rem;line-height:2.05}.prose p+p{margin-top:17px}.prose .prose-emphasis{font-size:.98rem}.feature-label{font-size:.56rem}.set-heading{align-items:flex-start;gap:5px}.set-word{display:none}.set-body{margin-top:27px}.set-types article{gap:12px;padding-block:22px}.set-types h3{font-size:1.2rem}.fine-print{font-size:.7rem!important}.region-index{gap:7px;margin-top:22px}.region-index span{min-width:41px;padding-inline:12px;font-size:.77rem}.imaging-modes{border-bottom:0;grid-template-columns:repeat(3,minmax(0,1fr));margin:31px 0}.imaging-modes>div{border-bottom:1px solid #b9c6bd;min-height:141px;padding:13px 15px}.imaging-modes>div:first-child{padding-left:15px}.imaging-modes>div:nth-child(3),.imaging-modes>div:last-child{border-right:0}.imaging-modes b{font-size:1.6rem}.imaging-modes i{font-size:1rem;display:inline}.imaging-footer{gap:25px}.section-statement{font-size:1.55rem}.section-caption{margin-top:20px;font-size:.79rem}.questions{margin-block:24px;padding-left:16px;font-size:1.2rem}.education-section{padding-top:15px}.use-cases{grid-template-columns:repeat(2,1fr);margin-top:28px}.use-cases li{gap:10px;padding:21px 0;font-size:1rem}.use-cases li span{font-size:.61rem}.story-quotes{grid-template-columns:1fr;margin-top:30px}.story-quotes blockquote{padding-block:23px}.story-quotes p{margin-top:12px;font-size:1.45rem}.story-ending{text-align:left;margin-top:8px;font-size:.85rem}.desktop-break{display:none}.web-invitation .primary-link{margin-top:22px}.development-badge{padding:6px 8px}.pro-name{margin-bottom:20px;font-size:1.4rem}.pro-intro h2{font-size:clamp(2.25rem,9.2vw,3.3rem)}.pro-intro .prose{margin-top:25px}.pro-features{margin-top:38px}.pro-feature{grid-template-columns:23px minmax(0,1fr);gap:12px;padding-block:27px}.pro-feature h3{font-size:1.4rem;line-height:1.6}.pro-feature p{font-size:.8rem}.pro-feature-word{display:none}.pro-status-note{font-size:.69rem}.origin-section{grid-template-columns:1fr}.origin-aside{display:none}.origin-copy h2{margin-top:16px}.prose .origin-manifesto{font-size:1.9rem}.notes-heading h2{font-size:1.7rem}.notes-heading>p{font-size:.79rem}.notes-grid{margin-top:31px}.notes-grid article{display:block}.notes-grid h3{margin-block:13px 10px;font-size:1.04rem}.notes-grid p{font-size:.76rem}.source-note{margin-top:30px}.source-note p{font-size:.72rem}.source-links{flex-direction:column;align-items:flex-start;gap:15px;font-size:.71rem}.closing h2{white-space:nowrap;margin-block:24px;font-size:clamp(2.4rem,10.2vw,3.6rem)}.closing>p{font-size:.86rem}.closing .primary-link{min-width:0}.closing .closing-free{font-size:.63rem}.site-footer{flex-direction:column;padding:29px 24px}.site-footer>div{justify-content:flex-start;gap:18px 24px;max-width:none;font-size:.65rem}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.primary-link{transition:none}}
