:root{--paper:#f6f4ee;--sheet:#fffefa;--ink:#30332d;--muted:#62665b;--line:#dddfd4;--accent:#80581e;--soft:#ece9df;--green:#52634a;--radius:8px;color-scheme:light;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper)}
*{box-sizing:border-box}body{margin:0;font-size:16px;line-height:1.65}a{color:inherit;text-underline-offset:4px}button,input{font:inherit}a,button,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:5px}button{cursor:pointer}svg{display:block;flex:none}img{max-width:100%;height:auto}h1,h2,h3,p{margin:0}h1,h2,.wordmark,.paper-title{font-family:Georgia,"Times New Roman",serif;font-weight:400}h1{font-size:clamp(48px,6.8vw,88px);line-height:1.04;letter-spacing:-.055em}h2{font-size:clamp(32px,4vw,52px);line-height:1.12;letter-spacing:-.035em}h3{font-size:20px;line-height:1.3;font-weight:600;letter-spacing:-.02em}.wrap{width:min(1180px,calc(100% - 80px));margin-inline:auto}.skip{position:absolute;top:-80px;left:20px;z-index:10;padding:10px 20px;background:var(--sheet)}.skip:focus{top:12px}.site-header{border-bottom:1px solid 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#d9d6ca;border-radius:3px;transform:rotate(2.5deg)}.sample-sheet{position:relative;background:var(--sheet);padding:38px 38px 34px;border:1px solid var(--line);border-radius:3px;box-shadow:0 18px 35px #4038210a;transform:rotate(-1.2deg)}.sample-sheet:after{content:"";position:absolute;right:-1px;top:-1px;width:24px;height:24px;background:var(--paper);border-left:1px solid var(--line);border-bottom:1px solid var(--line);clip-path:polygon(0 0,100% 100%,0 100%)}.sample-sheet .eyebrow{font-size:10px;color:var(--muted)}.paper-title{font-size:35px;line-height:1.15;letter-spacing:-1px;margin:25px 0 20px}.sample-sheet p{font-size:14px;color:var(--muted)}.sample-list{list-style:none;margin:24px 0 20px;padding:0}.sample-list li{display:flex;gap:13px;align-items:start;font-size:14px;border-bottom:1px solid #ecebe4;padding:12px 0}.sample-list li:before{content:"";width:15px;height:15px;flex:none;border:1px solid #b7bdac;border-radius:3px;margin-top:4px}.sample-list .checked{color:var(--muted)}.sample-list .checked:before{content:"✓";font-size:12px;line-height:14px;color:var(--green);text-align:center;background:#edf0e8}.sample-sheet .margin-note{font:italic 18px/1.5 Georgia,serif;color:var(--accent);padding-top:15px}.sample-caption{font-size:10px;color:var(--muted);margin-top:22px;text-align:right}.intro-strip{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:27px 0;gap:35px}.intro-strip p{display:flex;align-items:center;gap:12px;font-size:13px}.intro-strip svg{width:18px;height:18px;color:var(--green)}.section{padding:86px 0;border-bottom:1px solid var(--line)}.section-head{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:end;margin-bottom:42px}.section-head .eyebrow{margin-bottom:14px}.section-head p:not(.eyebrow){color:var(--muted);font-size:16px;max-width:460px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px 44px}.feature{border-top:1px solid var(--line);padding-top:24px}.feature .number{font:12px/1.3 monospace;color:var(--accent);display:block;margin-bottom:20px}.feature h3{margin-bottom:12px}.feature p{color:var(--muted);font-size:14px}.feature a,.text-link{display:inline-block;color:var(--accent);font-size:13px;margin-top:17px}.notebook-preview{display:grid;grid-template-columns:180px 250px 1fr;background:var(--sheet);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 14px 38px #40382109;overflow:hidden;margin-top:42px;min-height:405px}.preview-rail{background:#eeece5;padding:30px 20px;border-right:1px solid var(--line);font-size:12px}.preview-rail .wordmark{font-size:26px;margin-bottom:28px}.preview-action{display:block;background:var(--accent);color:var(--sheet);border-radius:5px;padding:9px 10px;margin:0 0 23px;font-size:11px}.preview-rail p{padding:7px 0;color:var(--muted)}.preview-rail 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30px}.footer-row{display:flex;gap:30px;align-items:start;justify-content:space-between}.footer-links{display:flex;gap:26px;flex-wrap:wrap;font-size:12px}.footer-links a{color:var(--muted);text-decoration:none}.footer-links a:hover{text-decoration:underline}.footer-note{font-size:11px;color:var(--muted);margin-top:18px}.page-hero{padding:73px 0 53px;max-width:900px}.page-hero h1{font-size:clamp(45px,6vw,72px);margin:20px 0 25px;max-width:830px}.page-hero .lead{max-width:690px}.content-section{padding:32px 0 58px}.page-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}.panel{background:var(--sheet);border:1px solid var(--line);padding:32px;border-radius:6px}.panel h2{font:26px/1.2 Georgia,serif;margin-bottom:18px}.panel p{font-size:14px;color:var(--muted);margin-top:12px}.panel .eyebrow{margin:0 0 17px}.panel ul{padding-left:20px;font-size:14px;color:var(--muted)}.panel li{margin:8px 0}.steps{list-style:none;padding:0;margin:25px 0;counter-reset:step}.steps li{counter-increment:step;position:relative;padding:0 0 29px 54px;max-width:740px}.steps li:before{content:"0" counter(step);position:absolute;left:0;top:4px;font:13px/1.3 monospace;color:var(--accent)}.steps h2{font:25px/1.2 Georgia;margin-bottom:10px}.steps p{font-size:15px;color:var(--muted)}.rule-note{border-left:3px solid var(--green);padding:20px 25px;background:#eef0e8;margin:15px 0 32px;max-width:800px}.rule-note strong{font-size:15px}.rule-note p{font-size:14px;margin-top:8px;color:var(--muted)}.prose{max-width:790px}.prose h2{font-size:29px;margin:34px 0 13px}.prose p{color:var(--muted);margin:0 0 16px}.prose a{color:var(--accent)}.prose ul{padding-left:20px;color:var(--muted)}.prose li{margin-bottom:10px}.details-list{max-width:860px}.details-list details{border-top:1px solid var(--line);padding:20px 0}.details-list details:last-child{border-bottom:1px solid var(--line)}.details-list summary{font-size:17px;font-weight:500;cursor:pointer;padding-right:20px}.details-list details>div{padding:14px 24px 0 0;color:var(--muted);font-size:15px}.details-list p+p{margin-top:12px}.app-status{font-size:11px;font-weight:600;letter-spacing:.03em;color:var(--green);margin-top:20px!important}.app-web{display:flex;justify-content:space-between;align-items:center;gap:30px;margin-bottom:28px}.app-web .button{flex:none}.app-web h2{margin-bottom:8px}.app-web p{margin-top:0}.availability-note{font-size:13px;color:var(--muted);margin:26px 0}.not-found{min-height:55vh;padding:90px 0}.not-found h1{font-size:58px;margin:20px 0}.not-found p{color:var(--muted);max-width:490px}.not-found .button{margin-top:28px}
@media(max-width:1050px){.wrap{width:calc(100% - 56px)}.desktop-nav{gap:19px}.header-row{gap:20px}.hero{gap:44px}.hero h1{font-size:70px}.sample-sheet{padding:30px}.notebook-preview{grid-template-columns:145px 215px 1fr}.preview-writing{padding:30px}.section-head{gap:40px}.email-banner{gap:40px}}
@media(max-width:800px){.desktop-nav{display:none}.header-open{margin-left:auto}.mobile-menu{display:block;position:relative}.mobile-menu summary{list-style:none;cursor:pointer;padding:8px 0;font-size:13px}.mobile-menu summary::-webkit-details-marker{display:none}.mobile-menu nav{position:absolute;right:0;top:48px;z-index:5;width:210px;background:var(--sheet);border:1px solid var(--line);border-radius:6px;padding:12px;box-shadow:0 10px 25px #40382110}.mobile-menu nav a{display:block;padding:10px 12px;text-decoration:none;font-size:14px}.hero{padding:60px 0;gap:40px;grid-template-columns:1fr 1fr}.hero h1{font-size:56px}.lead{font-size:16px}.sample-sheet{padding:27px}.paper-title{font-size:30px}.sample-list li{font-size:12px}.hero-actions .button{font-size:13px;padding:12px 16px}.intro-strip{gap:22px}.intro-strip p{font-size:11px;gap:9px}.section{padding:64px 0}.feature-grid{gap:30px;grid-template-columns:repeat(2,1fr)}.notebook-preview{grid-template-columns:200px 1fr}.preview-rail{display:none}.email-banner{gap:30px}.email-example{padding:23px}.footer-row{align-items:start;gap:30px}.footer-links{gap:14px 21px;max-width:360px}.page-grid{gap:22px}.panel{padding:26px}.page-hero{padding:55px 0 35px}}
@media(max-width:600px){.wrap{width:calc(100% - 40px)}.header-row{min-height:78px;gap:18px}.brand{gap:8px}.brand svg{width:22px;height:28px}.wordmark{font-size:30px;letter-spacing:-1.6px}.header-open{padding:9px 12px;min-height:38px}.header-open .wide-label{display:none}.header-open .phone-label{display:inline}.mobile-menu summary{font-size:12px}.hero{display:block;padding:45px 0 42px}.hero h1{font-size:clamp(52px,13vw,72px);margin:18px 0 23px}.lead{font-size:16px;max-width:420px}.hero-actions{margin-top:25px;gap:10px}.hero-actions .button{min-height:46px}.quiet{font-size:11px;margin-top:16px}.sheet-stack{margin:43px 12px 0 7px}.sample-sheet{padding:28px 29px}.paper-title{font-size:33px}.sample-list li{font-size:14px}.sample-caption{margin-top:24px}.intro-strip{grid-template-columns:1fr;padding:23px 0;gap:12px}.intro-strip p{font-size:12px}.section{padding:48px 0}.section-head{display:block;margin-bottom:31px}.section-head h2{margin-bottom:20px;font-size:37px}.feature-grid{grid-template-columns:1fr;gap:31px}.feature{padding-top:20px}.feature .number{margin-bottom:15px}.feature p{font-size:14px;max-width:430px}.notebook-preview{grid-template-columns:1fr;margin-top:30px;min-height:0}.preview-list{display:none}.preview-writing{padding:30px 26px}.preview-writing h3{font-size:31px}.preview-writing p,.preview-writing ul{font-size:13px}.caption{line-height:1.5;font-size:10px}.email-banner{display:block}.email-banner h2{font-size:37px}.email-example{margin-top:30px}.closing{padding:54px 0}.closing h2{font-size:40px}.closing p{font-size:14px}.site-footer{padding-top:27px}.footer-row{display:block}.footer-links{margin-top:26px;max-width:none;gap:17px 23px}.footer-note{margin-top:25px;line-height:1.6}.page-hero{padding:43px 0 30px}.page-hero h1{font-size:clamp(43px,11vw,60px)}.page-hero .lead{font-size:16px}.content-section{padding:15px 0 44px}.page-grid{grid-template-columns:1fr;gap:20px}.panel{padding:25px}.panel h2{font-size:27px}.app-web{display:block}.app-web .button{margin-top:24px}.steps li{padding-left:40px;padding-bottom:29px}.steps h2{font-size:25px}.steps p{font-size:14px}.rule-note{padding:19px 20px}.prose p{font-size:14px}.prose h2{font-size:28px}.details-list summary{font-size:16px}.details-list details>div{font-size:14px}.not-found{padding:60px 0}.not-found h1{font-size:43px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}.button:hover{transform:none}}

.brand-icon{width:32px;height:32px;border-radius:7px;object-fit:contain;flex:none}.intro-strip .brand-icon{width:24px;height:24px;border-radius:5px}