:root{--ink:#111;--muted:#606060;--line:#dedede;--link:#0000ee;--paper:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;background:#fff;color:#111;font:18px/1.65 Georgia,'Times New Roman',serif}a{color:#0000ee;text-decoration:underline;text-underline-offset:3px}a:visited{color:#551a8b}a:hover{text-decoration-thickness:2px}button,input,select{font:inherit}button{cursor:pointer}button,a,input,select,summary{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #0000ee;outline-offset:4px}p{margin:0 0 1.2em}h1,h2,h3{font-family:Georgia,'Times New Roman',serif;color:#111;font-weight:bold;line-height:1.14;letter-spacing:-.025em;margin:0}h1{font-size:clamp(42px,5.3vw,68px)}h2{font-size:36px}h3{font-size:25px}img,svg{max-width:100%}.wrap{width:min(1100px,calc(100% - 64px));margin:auto}.skip{position:fixed;top:-100px;left:20px;z-index:200;background:#fff;padding:10px;border:2px solid #0000ee}.skip:focus{top:10px}.nav-shell{position:sticky;top:0;background:#fffffff5;border-bottom:1px solid #ddd;backdrop-filter:blur(10px);z-index:50}.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px;font-family:Arial,Helvetica,sans-serif}.brand{display:flex;align-items:center;gap:10px;color:#0000ee!important;font-size:18px;font-weight:700;letter-spacing:-.03em;text-decoration:none;white-space:nowrap}.logo{display:grid;place-items:center;width:29px;height:29px;border:1px solid #bbb;border-radius:5px;color:#0000ee;background:#fff;font-size:25px;font-weight:500;line-height:1}.navlinks{display:flex;gap:25px;align-items:center;font-size:13px}.navlinks a{color:#0000ee;text-decoration:none}.navlinks a:hover{text-decoration:underline}.navlinks .navcta{border:1px solid #d4d4d4;padding:7px 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Arial,Helvetica,sans-serif}.calc-key:hover{background:#e1e1e1}.calc-key:active{background:#d4d4d4}.calc-key.utility{background:#e6e6e6;font-size:13px}.calc-key.operator{background:#e5e5e5}.calc-key.equals{background:#0000ee;border-color:#0000ee;color:#fff}.calc-key.equals:hover{background:#1818bc}.calc-key.zero{grid-column:span 2}.demo-help{position:static;max-width:280px;margin:19px 0 0;padding:0;border:0;background:white;box-shadow:none;transform:none;font:12px/1.6 Arial,Helvetica,sans-serif;text-align:center;color:#555}.demo-help strong{display:none}.demo-help button{border:0;padding:0;margin-top:5px;background:white;color:#0000ee;text-decoration:underline;font:12px Arial,Helvetica,sans-serif}.vault-view{min-height:325px;padding:20px 5px 8px}.vault-view[hidden]{display:none}.vault-view h3{font-size:27px}.vault-view p{font:12px/1.7 Arial,sans-serif;color:#555;margin-top:16px}.vault-tile{margin-top:20px;border:1px solid #ccc;border-radius:4px;background:#f0f0f0;height:130px;display:flex;align-items:end;padding:12px;font:12px Arial,sans-serif;color:#444}.demo-lock{background:#fff;color:#0000ee;border:1px solid #bbb;border-radius:4px;font:12px Arial,sans-serif;padding:9px;margin-top:14px;width:100%}.traits{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #ccc;border-bottom:1px solid #ccc;margin-bottom:32px}.trait{display:flex;align-items:center;gap:12px;padding:19px 13px;font:13px/1.5 Arial,sans-serif}.trait:first-child{padding-left:0}.trait span{color:#666;font:11px monospace}.section{padding:52px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:25px}.section-head h2{max-width:680px}.text-link{font-size:15px;white-space:nowrap}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:36px}.step{border-top:1px solid #ccc;padding:19px 0 0}.step .number{font:11px monospace;color:#666;display:block;margin-bottom:18px}.step h3{margin-bottom:15px}.step p{font-size:16px;color:#444;line-height:1.7}.truth-section{display:grid;grid-template-columns:1fr 1fr;gap:70px;padding:44px 0;border-top:1px solid #ccc;border-bottom:1px solid #ccc;margin:30px 0;background:white;color:#111}.truth-section h2{font-size:40px;margin-bottom:22px}.truth-section p{font-size:17px;color:#444}.truth-list{list-style:none;padding:0;margin:0}.truth-list li{padding:17px 0;border-bottom:1px solid #e3e3e3;display:flex;gap:17px;font-size:16px;color:#333}.truth-list li:last-child{border:0}.truth-list span{font:12px monospace;color:#666;flex-shrink:0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.card{display:block;text-decoration:none;padding:23px 0;border-top:1px solid #ccc;color:#0000ee}.card-art{display:none}.card .meta{font:11px/1.5 Arial,sans-serif;color:#666;margin-bottom:12px}.card h3{font-size:25px;line-height:1.22;color:#0000ee;text-decoration:underline;text-underline-offset:4px;margin-bottom:13px}.card:visited h3{color:#551a8b}.card:hover h3{text-decoration-thickness:2px}.card p{font-size:16px;color:#444;margin:0}.card .arrow{display:none}.hub-grid{grid-template-columns:repeat(2,1fr);gap:30px 50px;padding-bottom:35px}.tool-strip{display:flex;align-items:center;justify-content:space-between;gap:40px;padding:30px 0;border-top:1px solid #ccc;border-bottom:1px solid #ccc;background:white;margin:35px 0 65px}.tool-strip h3{font-size:28px;margin-bottom:10px}.tool-strip p{font-size:16px;color:#444;max-width:650px;margin:0}.tool-strip .button{white-space:nowrap}.faq{max-width:800px;margin:0 auto 65px}.faq h2{margin-bottom:25px}.faq details{border-top:1px solid #ddd;padding:18px 0}.faq details:last-child{border-bottom:1px solid #ddd}.faq summary{font:15px/1.5 Arial,sans-serif;cursor:pointer;list-style:none;padding-right:26px;position:relative;color:#111}.faq summary:after{content:'+';position:absolute;right:0;color:#0000ee}.faq details[open] summary:after{content:'−'}.faq details p{font-size:16px;color:#444;margin:16px 0 0}.footer{border-top:1px solid #ccc;padding:35px 0 23px;background:white}.footer-main{display:flex;justify-content:space-between;gap:40px;align-items:start}.footer p{font:12px/1.7 Arial,sans-serif;color:#666;max-width:340px;margin:14px 0}.footer-links{display:flex;gap:27px;flex-wrap:wrap;font:12px Arial,sans-serif}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;margin-top:25px;border-top:1px solid #ddd;font:11px/1.6 Arial,sans-serif;color:#666}.language-links{display:flex;gap:18px;flex-wrap:wrap;align-items:center;font:12px/1.6 Arial,sans-serif}.language-links a[aria-current=page]{font-weight:bold;color:#222;text-decoration:none}.hero .language-links{margin-top:23px}.page-heading .language-links{margin-top:22px}.page-heading{padding:50px 0 40px;max-width:950px}.page-heading h1{font-size:clamp(37px,4.7vw,58px);max-width:950px}.page-heading .lead{font-size:19px;color:#444;max-width:800px;margin-top:24px}.breadcrumb{font:12px/1.7 Arial,sans-serif;color:#666;margin-bottom:30px}.article-grid{display:grid;grid-template-columns:205px minmax(0,740px);gap:55px;padding-bottom:50px;align-items:start}.toc{position:sticky;top:105px;border-top:1px solid #ccc;padding-top:17px}.toc h2{font:12px Arial,sans-serif;letter-spacing:0;margin-bottom:15px;color:#555}.toc a{display:block;padding:6px 0;font:12px/1.5 Arial,sans-serif;color:#0000ee}.article{max-width:740px}.article h2{font-size:30px;margin:40px 0 19px}.article h2:first-child{margin-top:0}.article p,.article li{font-size:18px;line-height:1.8;color:#333}.article ul,.article ol{padding-left:25px}.article li{margin-bottom:10px;padding-left:4px}.article .callout{border-left:3px solid #aaa;background:#f7f7f7;padding:20px;margin:25px 0}.article .callout p{margin:0;font-size:16px}.article 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@media(max-width:1000px){.wrap{width:calc(100% - 44px)}.navlinks{gap:16px}.hero{gap:30px}.hero h1{font-size:57px}.hero .lead{font-size:18px}.truth-section{gap:40px}.article-grid{grid-template-columns:170px 1fr;gap:35px}.cards{gap:25px}.tool-strip{gap:25px}.tool-strip .button{white-space:normal}}
@media(max-width:760px){.wrap{width:calc(100% - 36px)}.nav{height:65px}.brand{font-size:17px}.logo{width:27px;height:27px}.menu-toggle{display:block}.navlinks{display:none;position:absolute;top:65px;left:0;right:0;padding:13px 18px 20px;background:#fff;border-bottom:1px solid #ccc;flex-direction:column;align-items:stretch;gap:0}.navlinks.open{display:flex}.navlinks a{padding:11px 4px;font-size:14px}.navlinks .navcta{padding:10px;margin-top:6px;text-align:center}.hero{display:flex;flex-direction:column;align-items:stretch;padding:40px 0 30px;gap:30px}.hero h1{font-size:clamp(42px,11vw,60px)}.hero .eyebrow{font-size:11px;margin-bottom:20px}.hero .lead{font-size:18px;margin:22px 0}.hero .buttons{gap:25px}.hero .button{font-size:16px}.demo-stage{min-height:420px;margin:5px 0}.phone{width:250px;padding:13px}.calc-key{height:42px}.traits{grid-template-columns:1fr;margin-bottom:20px}.trait,.trait:first-child{padding:14px 0;border-bottom:1px solid #eee;font-size:12px}.trait:last-child{border-bottom:0}.section{padding:35px 0}.section-head{flex-direction:column;align-items:start;gap:17px}.section-head h2{font-size:33px}.section-head .text-link{font-size:15px}.steps{grid-template-columns:1fr;gap:25px;margin-top:28px}.step .number{margin-bottom:13px}.step h3{font-size:25px}.step p{font-size:17px}.truth-section{grid-template-columns:1fr;gap:25px;padding:30px 0;margin:25px 0}.truth-section h2{font-size:36px}.truth-section p{font-size:17px}.truth-list li{font-size:16px;padding:14px 0}.cards,.hub-grid{grid-template-columns:1fr;gap:10px}.card{padding:22px 0}.card h3{font-size:26px}.card p{font-size:17px}.tool-strip{flex-direction:column;align-items:start;gap:21px;padding:26px 0;margin:30px 0 45px}.tool-strip h3{font-size:29px}.tool-strip p{font-size:17px}.faq{margin-bottom:50px}.faq h2{font-size:33px}.faq summary{font-size:14px}.faq details p{font-size:17px}.footer-main{flex-direction:column;gap:20px}.footer-links{gap:20px;line-height:1.7}.footer-bottom{flex-direction:column;gap:15px;font-size:10px}.page-heading{padding:35px 0 30px}.page-heading h1{font-size:39px}.page-heading .lead{font-size:18px}.breadcrumb{margin-bottom:24px;font-size:11px}.article-grid{display:flex;flex-direction:column;gap:28px;padding-bottom:40px}.toc{position:static;width:100%;border-bottom:1px solid #ddd;padding-bottom:17px}.toc a{font-size:12px}.article{width:100%}.article h2{font-size:29px}.article p,.article li{font-size:18px}.related a{font-size:16px}.status-grid{grid-template-columns:1fr;gap:5px;margin:0 0 25px}.status-box p{font-size:17px}.legal-text h2{font-size:29px}.legal-text p{font-size:18px}.tool-layout{grid-template-columns:1fr;gap:25px}.tool-form,.tool-result{padding:23px 20px}.tool-result{position:static}.field-row{gap:13px}.field label{font-size:12px}.field input{padding:10px}.result-number{font-size:55px}.tool-form .small-note{font-size:11px}.locale-hero h1{font-size:clamp(39px,10.5vw,56px)}.language-links{font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
/* Calculator only: matched to CalculatorView.swift and the verified native screenshot. */
.phone{--native-scale:.74;width:calc(393px * var(--native-scale));height:calc(852px * var(--native-scale));padding:0;border:0;border-radius:calc(36px * var(--native-scale));background:#131619;color:#fff;position:relative;overflow:hidden;box-shadow:none;font-family:ui-rounded,-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;flex-shrink:0}.phone-bar{height:calc(59px * var(--native-scale));display:flex;align-items:center;justify-content:space-between;padding:calc(8px * var(--native-scale)) calc(30px * var(--native-scale)) 0;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;font-size:calc(15px * var(--native-scale));font-weight:600;color:#fff}.status-icons{width:calc(66px * var(--native-scale));height:calc(12px * var(--native-scale))}.native-app{position:absolute;top:calc(63px * var(--native-scale));left:calc(24px * var(--native-scale));right:calc(24px * var(--native-scale));bottom:calc(64px * var(--native-scale));display:flex;flex-direction:column}.calc-header{height:calc(44px * var(--native-scale));display:flex;align-items:center;justify-content:space-between;flex-shrink:0;font-family:'SFMono-Regular',Consolas,'Liberation Mono',monospace;font-size:calc(12px * var(--native-scale));font-weight:600;letter-spacing:calc(3px * var(--native-scale));color:#8e8e93}.calc-settings{width:calc(44px * var(--native-scale));height:calc(44px * var(--native-scale));display:flex;align-items:center;justify-content:flex-end;color:#8e8e93}.calc-settings svg{width:calc(20px * var(--native-scale));height:calc(20px * var(--native-scale))}.calc-main{display:flex;flex-direction:column;flex:1;min-height:0}.calc-main[hidden]{display:none}.calc-screen{border:0;border-radius:0;background:transparent;height:auto;flex:1;min-height:0;margin:0 0 calc(14px * var(--native-scale));padding:calc(12px * var(--native-scale)) 0;display:flex;flex-direction:column;justify-content:flex-end;gap:calc(10px * var(--native-scale));text-align:right;overflow:hidden}.calc-expression{font-family:'SFMono-Regular',Consolas,'Liberation Mono',monospace;font-weight:400;font-size:calc(23px * var(--native-scale));line-height:1.2;min-height:calc(27px * var(--native-scale));color:#8e8e93;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.calc-value{font-family:ui-rounded,-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;font-size:calc(64px * var(--native-scale));font-weight:300;line-height:1.05;color:#fff;white-space:nowrap;letter-spacing:-.02em;overflow:hidden;text-overflow:ellipsis}.calc-utility-grid,.calc-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:calc(10px * var(--native-scale));padding:0;flex-shrink:0}.calc-utility-grid{margin-bottom:calc(10px * var(--native-scale))}.calc-key,.calc-key.operator,.calc-key.equals,.calc-key.utility{width:100%;height:calc(70px * var(--native-scale));border:0;border-radius:calc(22px * var(--native-scale));background:#2b2d30;color:#fff;display:flex;align-items:center;justify-content:center;font-family:ui-rounded,-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;font-size:calc(27px * var(--native-scale));font-weight:500;line-height:1;padding:0;box-shadow:none;transition:background .1s}.calc-key.zero{grid-column:auto}.calc-key.utility{height:calc(38px * var(--native-scale));border-radius:calc(12px * var(--native-scale));background:#1f2224;color:#8e8e93;font-size:calc(17px * var(--native-scale));font-weight:500}.calc-utility-grid .calc-key:first-child{font-weight:600}.calc-key.operator,.calc-key.equals{background:#ff9f0a;color:#000}.calc-key:hover{background:#3a3c40}.calc-key.operator:hover,.calc-key.equals:hover{background:#ffad31}.calc-key.utility:hover{background:#2b2e32}.calc-key:active{filter:brightness(1.15)}.calc-visual-key{cursor:default;pointer-events:none}.home-indicator{position:absolute;bottom:calc(8px * var(--native-scale));left:50%;transform:translateX(-50%);width:calc(135px * var(--native-scale));height:calc(5px * var(--native-scale));border-radius:20px;background:#737477}.phone .vault-view{flex:1;min-height:0;padding:40px 0 0}.phone .vault-view h3{color:#fff}.phone .vault-view p{color:#aaa}.phone .vault-tile{background:#2b2d30;border:0;color:#fff}.phone .demo-lock{background:#2b2d30;border:0;color:#ff9f0a}.phone .eyebrow{color:#8e8e93}.demo-stage{min-height:0}.demo-help{max-width:320px}.phone button:focus-visible{outline:2px solid #fff;outline-offset:3px}@media(max-width:760px){.phone{--native-scale:.74}.demo-stage{min-height:0}.phone .calc-key{height:calc(70px * var(--native-scale))}.phone .calc-key.utility{height:calc(38px * var(--native-scale))}.phone .calc-grid{gap:calc(10px * var(--native-scale))}}

/* Local licensed example photos inside the website vault walkthrough. */
.phone .vault-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:23px 0 0;padding:0;list-style:none}
.phone .vault-gallery figure{margin:0;overflow:hidden;border-radius:8px;background:#2b2d30;aspect-ratio:1}
.phone .vault-gallery img{display:block;width:100%;height:100%;object-fit:cover}