/* Huiiia: cool paper, petrol ink, a small amber tab. System fonts, no remote assets. */
:root{--paper:#f2f6f6;--surface:#fff;--ink:#173f47;--muted:#53666c;--line:#d5e2e4;--accent:#236872;--wash:#e6eff0;--amber:#eccb7b;--body:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;--display:"Avenir Next","Trebuchet MS","PingFang SC",sans-serif;--data:"SFMono-Regular",Consolas,monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.75 var(--body);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}a,button,summary{-webkit-tap-highlight-color:transparent}button,summary{cursor:pointer}button{color:inherit}a:focus-visible,button:focus-visible,summary:focus-visible,[tabindex="0"]:focus-visible{outline:3px solid var(--accent);outline-offset:5px}a:hover{text-decoration:underline;text-underline-offset:5px}svg{width:22px;height:22px;flex-shrink:0}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.35;letter-spacing:-.04em}h1{font-family:var(--display);font-size:clamp(40px,5.2vw,66px);font-weight:650;line-height:1.28}h1 em{font-style:normal;color:var(--accent)}h2{font-size:clamp(25px,3vw,34px);font-weight:650}h3{font-size:22px;font-weight:650}small{font-size:13px}.wrap{width:min(1120px,calc(100% - 80px));margin-inline:auto}.site-header{min-height:112px;display:flex;align-items:center;justify-content:space-between;gap:20px}.wordmark{display:flex;align-items:center;gap:13px;font-family:var(--display);font-weight:700;line-height:1.35;letter-spacing:.1em}.wordmark{min-height:44px}.wordmark:hover{text-decoration:none}.wordmark small{display:block;font-family:var(--body);font-size:11px;font-weight:500;letter-spacing:.2em;margin-top:3px}.brand-symbol{font-size:38px;line-height:1;font-weight:700;letter-spacing:-.1em;margin-right:5px}.brand-symbol span{color:var(--accent)}.site-header nav{display:flex;gap:28px;align-items:center;font-size:14px}.site-header nav>a{min-height:44px;display:flex;align-items:center;gap:8px}.site-header nav>a:last-child{font-weight:650}.site-header nav [aria-current]{text-decoration:underline;text-underline-offset:7px}.hero,.product-hero{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:70px;padding:55px 0 72px}.eyebrow{font-size:12px;letter-spacing:.09em;font-weight:600;color:var(--accent);margin-bottom:22px}.lead{max-width:480px;color:var(--muted);font-size:17px;line-height:1.95;margin-top:24px}.hero .button{margin-top:30px}.button{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:15px;padding:10px 20px;border:1px solid var(--accent);border-radius:9px;font-size:14px;font-weight:600;transition:background-color .18s,box-shadow .18s}.button:hover{text-decoration:none;box-shadow:0 3px 10px #173f4716}.primary{background:var(--ink);border-color:var(--ink);color:var(--surface)}.primary:hover{background:var(--accent)}.secondary{background:var(--surface)}.secondary:hover{background:var(--wash)}.quiet{color:var(--muted);font-size:14px}.hero-note{margin-top:18px;font-size:12px}.ledger-object{padding:25px 18px 12px;max-width:440px;justify-self:end;width:100%;position:relative}.ledger-object:before{content:"";position:absolute;background:var(--wash);inset:58px -8px 60px 25px;border-radius:25px;transform:rotate(5deg);z-index:-1}.ledger-tabs{display:flex;padding-left:22px;gap:5px;font-size:12px;font-weight:600}.ledger-tabs span{border-radius:8px 8px 0 0;background:var(--ink);color:white;padding:10px 20px}.ledger-tabs span+span{background:var(--amber);color:var(--ink);transform:translateY(4px)}.ledger-paper{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:28px 30px 20px;box-shadow:0 15px 35px #173f4708;position:relative}.paper-heading{display:flex;align-items:center;justify-content:space-between;font-size:13px;gap:12px}.sample-label{font-size:10px;padding:2px 7px;background:var(--wash);border-radius:4px;color:var(--muted);white-space:nowrap}.index-title{font:600 32px/1.5 var(--display);letter-spacing:-.04em;margin-top:24px}.index-lead{font-size:13px;color:var(--muted);margin:5px 0 23px}.index-row{display:flex;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid var(--line);padding:17px 0;font-size:14px}.index-row>span{display:flex;align-items:center;gap:10px}.index-row small{font-size:12px;color:var(--muted)}.paper-date{font-size:11px;color:var(--muted);margin-top:28px}.paper-total{font:500 42px/1.6 var(--data);letter-spacing:-.06em;margin-bottom:14px}.paper-total>span{font-size:24px;color:var(--muted)}.paper-row{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:12px 0;font-size:12px;gap:10px}.paper-row>span{display:flex;align-items:center;gap:10px}.paper-row strong{font:400 12px/1.75 var(--data)}.category-dot{width:7px;height:7px;border-radius:50%;background:var(--accent);display:inline-block}.category-dot.travel{background:#6877a3}.category-dot.home{background:#9c772e}.paper-note{font-size:11px;color:var(--muted);margin-top:5px}.ledger-caption{font-size:11px;display:flex;justify-content:center;gap:13px;color:var(--muted);margin-top:22px}.ledger-caption span{color:var(--accent)}.section-space{padding:48px 0;scroll-margin-top:20px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}.section-heading .eyebrow{margin-bottom:8px}.section-heading>p{font-size:13px;color:var(--muted);padding-bottom:3px}.tools{border-top:1px solid var(--line)}.tool-feature{display:flex;gap:28px;background:var(--surface);padding:36px 38px;border:1px solid var(--line);border-radius:16px}.tool-icon{display:grid;place-items:center;width:60px;height:60px;border-radius:14px;background:var(--wash);flex-shrink:0;margin-top:6px}.tool-icon svg{width:29px;height:29px}.tool-copy{max-width:825px}.tool-domain{font:11px/1.6 var(--data);color:var(--muted);margin-bottom:7px}.tool-copy h3{display:flex;align-items:center;gap:14px;margin-bottom:12px;font-size:27px}.pill{font-size:11px;line-height:1.6;font-family:var(--body);padding:4px 9px;background:var(--wash);color:var(--accent);border-radius:6px;letter-spacing:0;font-weight:500;white-space:nowrap}.tool-copy>p:not(.tool-domain){font-size:15px;color:var(--muted);max-width:690px}.inline-list{padding:0;margin:17px 0 25px;display:flex;gap:22px;font-size:12px;color:var(--muted);list-style:none}.inline-list li:before{content:"";display:inline-block;width:4px;height:4px;border-radius:50%;background:var(--accent);vertical-align:middle;margin-right:8px}.tool-actions,.actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.text-link{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;font-size:14px;font-weight:600}.text-link svg{width:18px}.about-site{display:grid;grid-template-columns:1fr 1fr;gap:70px;padding-top:48px;padding-bottom:65px}.about-site .eyebrow{margin-bottom:12px}.about-copy p+p{margin-top:14px}.about-copy p{font-size:14px;color:var(--muted)}.about-copy .quiet{font-size:12px}.site-footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:20px;min-height:100px;font-size:12px;color:var(--muted)}.site-footer p span{padding-inline:5px}.site-footer a{min-height:44px;display:flex;align-items:center}.product-hero{padding-bottom:55px}.product-hero h1{font-size:clamp(38px,4.8vw,59px)}.product-hero .actions{margin-top:28px;gap:14px}.product-hero .quiet{font-size:12px;margin-top:16px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.feature-grid article{border-top:2px solid var(--line);padding:24px 0 8px}.feature-kicker{display:inline-block;color:var(--accent);font-size:12px;margin-bottom:10px}.feature-grid h3{font-size:20px;margin-bottom:14px}.feature-grid p{color:var(--muted);font-size:14px}.workflow{display:grid;grid-template-columns:1fr 1.2fr;gap:60px;border-top:1px solid var(--line);margin-top:20px}.workflow .eyebrow{margin-bottom:12px}.workflow .quiet{margin-top:18px}.workflow ol{list-style:none;margin:0;padding:0;display:grid;gap:24px}.workflow li{display:flex;gap:20px}.workflow li>span{width:32px;height:32px;background:var(--wash);font:14px/32px var(--data);text-align:center;border-radius:50%;flex-shrink:0}.workflow h3{font-size:17px;margin-bottom:7px}.workflow li p{font-size:14px;color:var(--muted)}.access-note{background:var(--wash);border-radius:14px;padding:32px 34px;display:flex;gap:24px;margin-block:24px}.lock-icon{padding-top:5px}.access-note h2{font-size:25px;margin-bottom:16px}.access-note p{font-size:14px;color:var(--muted);max-width:850px;margin-bottom:12px}.faq{display:grid;grid-template-columns:.85fr 1.15fr;gap:0 60px;padding-bottom:60px}.faq h2{font-size:27px;grid-row:span 3;padding-top:16px}.faq details{border-bottom:1px solid var(--line)}.faq summary{padding:18px 0;font-size:15px;min-height:56px}.faq details p{font-size:14px;color:var(--muted);padding:0 0 20px}.demo-heading{padding-top:45px}.demo-heading h1{font-size:clamp(32px,4vw,46px)}.demo-heading .lead{max-width:none;font-size:16px;margin-top:16px}.demo-heading .eyebrow{margin-bottom:15px}.demo-notice{display:flex;align-items:center;gap:14px;padding:16px 20px;background:var(--wash);border:1px solid var(--line);border-radius:9px;margin:28px 0;font-size:13px}.demo-workspace{max-width:900px;margin:auto;background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden}.demo-toolbar{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 28px;background:var(--ink);color:var(--surface)}.demo-toolbar>strong{display:flex;align-items:center;gap:10px;font-size:16px}.demo-toolbar .pill{background:#ffffff1c;color:white}.demo-tabs{display:flex;border-bottom:1px solid var(--line);padding:0 28px;gap:28px}.demo-tabs button{border:0;border-bottom:3px solid transparent;background:none;padding:18px 4px 14px;font-size:14px;color:var(--muted);min-height:52px}.demo-tabs button[aria-selected="true"]{border-bottom-color:var(--accent);color:var(--ink);font-weight:650}.demo-tabs button:hover{color:var(--ink);background:var(--paper)}.demo-tabs button:focus-visible{outline-offset:-5px}.demo-panel{padding:30px}.demo-panel[hidden]{display:none}.panel-heading{display:flex;justify-content:space-between;align-items:start;gap:20px}.panel-heading .eyebrow{margin-bottom:8px;font-size:11px}.panel-heading h2{font-size:26px}.panel-heading>.quiet{font-size:11px;white-space:nowrap}.sample-stats{padding:24px 0 26px;display:flex;align-items:center;gap:40px;justify-content:space-between}.sample-stats>div p{font-size:12px;color:var(--muted)}.sample-stats strong{display:block;font:500 36px/1.7 var(--data);letter-spacing:-.06em}.sample-stats strong span{font-size:22px;color:var(--muted)}.sample-stats>p{color:var(--muted);font-size:12px}.example-rows>div{border-top:1px solid var(--line);padding:17px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:14px}.example-rows strong{font-size:14px;font-weight:500}.example-rows small{font-size:11px;display:block;color:var(--muted);margin-top:4px}.example-rows>div>span:last-child{text-align:right;font-variant-numeric:tabular-nums}.panel-explanation{border-top:1px solid var(--line);padding-top:17px;font-size:12px;color:var(--muted);line-height:1.8}.life-examples{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:25px 0}.life-examples article{padding:22px;border-radius:10px;background:var(--paper)}.life-examples h3{font-size:20px}.life-examples p{margin-top:15px;color:var(--muted);font-size:14px}.life-examples small{display:block;font-size:11px;color:var(--muted);margin-top:18px}.demo-bottom{display:flex;justify-content:center;align-items:center;gap:22px;flex-wrap:wrap;padding:35px 0 50px}.demo-bottom>p{flex-basis:100%;text-align:center;font-size:14px;color:var(--muted)}.no-script{padding:16px 30px;color:var(--muted);font-size:13px}.skip-link{position:absolute;left:20px;top:-80px;z-index:10;padding:12px 20px;background:var(--ink);color:white;border-radius:5px}.skip-link:focus{top:10px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
@media(min-width:1500px){.hero{padding-top:75px;padding-bottom:95px}}@media(max-width:1000px){.wrap{width:calc(100% - 64px)}.hero,.product-hero{gap:35px}.ledger-paper{padding-inline:22px}.ledger-object{padding-inline:5px}.section-heading>p{max-width:220px}.tool-feature{padding:30px;gap:22px}.about-site{gap:40px}.feature-grid{gap:24px}.faq{gap:0 35px}.sample-stats{gap:20px}}
@media(max-width:760px){.wrap{width:calc(100% - 40px)}.site-header{min-height:90px;gap:14px}.site-header nav{gap:16px;font-size:12px}.site-header nav>a:last-child{display:none}.wordmark{font-size:13px;gap:9px}.wordmark small{font-size:10px}.brand-symbol{font-size:32px}.hero,.product-hero{grid-template-columns:1fr;gap:20px;padding:28px 0 40px}.hero-copy .lead,.product-hero .lead{max-width:520px}.hero h1{font-size:48px}.hero .eyebrow{font-size:11px}.lead{font-size:16px;margin-top:20px}.hero .button{margin-top:24px}.ledger-object{justify-self:center;max-width:400px;padding:16px 8px 10px}.ledger-object:before{inset:55px 4px 45px 15px;transform:rotate(3deg)}.ledger-paper{padding:24px}.ledger-tabs{padding-left:17px}.paper-date{margin-top:22px}.paper-total{font-size:37px}.ledger-caption{font-size:10px;gap:10px;margin-top:19px}.section-space{padding-block:35px}.section-heading{display:block;margin-bottom:24px}.section-heading>p{max-width:none;margin-top:10px;font-size:12px}.tool-feature{display:block;padding:24px}.tool-icon{width:45px;height:45px;border-radius:10px;margin:0 0 20px}.tool-icon svg{width:25px;height:25px}.tool-copy h3{font-size:25px;gap:11px;flex-wrap:wrap}.tool-copy>p:not(.tool-domain){font-size:14px}.tool-actions{gap:10px 20px}.tool-actions .button{flex-basis:100%}.tool-actions .text-link{font-size:13px}.inline-list{gap:14px;font-size:11px}.about-site{display:block;padding-top:15px;padding-bottom:40px}.about-copy{margin-top:22px}.about-site h2{font-size:25px}.site-footer{align-items:start;flex-direction:column;justify-content:center;gap:1px;padding-block:20px;min-height:110px;font-size:11px}.site-footer a{min-height:44px}.product-hero h1{font-size:44px}.product-hero .actions{gap:12px}.product-hero .actions .button{font-size:13px;padding-inline:14px}.feature-grid{grid-template-columns:1fr;gap:20px}.feature-grid article{padding-top:20px}.feature-grid h3{font-size:21px}.feature-kicker{margin-bottom:8px}.workflow{grid-template-columns:1fr;gap:30px;margin-top:0}.workflow ol{gap:23px}.workflow .quiet{margin-top:12px}.access-note{padding:25px 22px;gap:15px;margin-block:20px}.access-note h2{font-size:23px}.lock-icon{display:none}.faq{display:block;padding-bottom:40px}.faq h2{padding:10px 0 18px}.faq summary{font-size:14px}.demo-heading{padding-top:26px}.demo-heading h1{font-size:34px}.demo-heading .lead{font-size:14px}.demo-notice{padding:14px 16px;align-items:start;font-size:12px;margin:23px 0}.demo-notice svg{width:18px;margin-top:2px}.demo-toolbar{padding:16px 20px}.demo-toolbar>strong{font-size:14px}.demo-tabs{padding-inline:16px;gap:18px}.demo-tabs button{font-size:13px}.demo-panel{padding:24px 20px}.panel-heading h2{font-size:23px}.panel-heading>.quiet{display:none}.sample-stats{display:block;padding:22px 0}.sample-stats strong{font-size:34px}.sample-stats>p{margin-top:13px;font-size:11px}.example-rows>div{gap:10px;font-size:13px;padding-block:15px}.example-rows small{font-size:10px}.example-rows strong{font-size:13px}.panel-explanation{font-size:11px}.life-examples{grid-template-columns:1fr}.demo-bottom{gap:12px;padding-block:30px 40px}.demo-bottom .button{width:100%;font-size:13px}.no-script{padding:16px 20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}

/* Reading pages share the public site palette and navigation. */
.footer-links{display:flex;align-items:center;flex-wrap:wrap;gap:8px 24px}.footer-links [aria-current="page"]{text-decoration:underline;text-underline-offset:5px}.inline-link{text-decoration:underline;text-underline-offset:4px}.reading-page{max-width:780px;margin-inline:auto;padding:40px 0 64px}.reading-header{margin-bottom:38px}.reading-header h1{font-size:clamp(32px,4.2vw,48px)}.reading-header .lead{max-width:none;font-size:16px}.reading-header .quiet{margin-top:18px;font-size:12px}.reading-page>section{padding:26px 0;border-top:1px solid var(--line)}.reading-page h2{font-size:23px;margin-bottom:16px}.reading-page section p{font-size:15px;color:var(--muted);line-height:1.9}.reading-page section p+p{margin-top:12px}.reading-actions{display:flex;flex-wrap:wrap;align-items:center;gap:18px;padding-top:20px}@media(max-width:760px){.footer-links{display:block}.reading-page{padding:22px 0 40px}.reading-header{margin-bottom:28px}.reading-header .lead{font-size:14px}.reading-page>section{padding:23px 0}.reading-page h2{font-size:21px}.reading-page section p{font-size:14px}.reading-actions .button{flex-basis:100%}}

/* Direct entry homepage: task first, supporting information second. */
.footer-bottom{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}.page-home .site-header{min-height:88px}.page-home .site-header nav>a:last-child{display:inline-flex;font-weight:500}.home-intro{padding:36px 0 30px}.home-intro h1{font-size:clamp(28px,4.3vw,46px);line-height:1.35}.home-intro>p{font-size:18px;color:var(--muted);margin-top:16px;line-height:1.8}.home-entry{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:48px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:34px 40px;scroll-margin-top:24px}.home-app-name{font:600 13px/1.5 var(--data);letter-spacing:.06em;color:var(--accent);margin-bottom:9px}.home-entry h2{font-size:32px}.home-entry-copy>p:last-child{font-size:15px;color:var(--muted);line-height:1.8;margin-top:15px}.home-entry-actions{display:grid;gap:17px}.home-entry-actions .button{width:100%;min-height:48px}.home-entry-actions p{font-size:12px;color:var(--muted);margin-top:5px;text-align:center}.home-features{padding:34px 0 38px}.home-features>h2{font-size:22px;margin-bottom:22px}.home-feature-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:35px}.home-feature-list article{border-top:1px solid var(--line);padding-top:16px}.home-feature-list h3{font-size:17px;margin-bottom:9px}.home-feature-list p{font-size:14px;color:var(--muted);line-height:1.8}.home-footer.site-footer{display:block;padding:24px 0 20px;min-height:0}.footer-about{max-width:790px;scroll-margin-top:24px}.footer-about h2{font-size:14px;margin-bottom:7px;letter-spacing:0}.footer-about p{font-size:12px;line-height:1.8;color:var(--muted)}.home-footer .footer-bottom{margin-top:12px}@media(max-width:760px){.footer-bottom{flex-direction:column;align-items:flex-start;gap:2px}.page-home .site-header{min-height:76px}.home-intro{padding:25px 0 24px}.home-intro>p{font-size:15px;margin-top:12px}.home-entry{grid-template-columns:1fr;gap:23px;padding:24px}.home-entry h2{font-size:27px}.home-entry-copy>p:last-child{font-size:14px;margin-top:10px}.home-entry-actions{gap:14px}.home-entry-actions p{font-size:11px}.home-features{padding:28px 0}.home-features>h2{font-size:21px;margin-bottom:15px}.home-feature-list{grid-template-columns:1fr;gap:16px}.home-feature-list article{padding-top:13px}.home-feature-list h3{font-size:16px;margin-bottom:5px}.home-feature-list p{font-size:13px}.home-footer.site-footer{padding-top:20px}}