:root{color-scheme:light;--paper:#fff;--ink:#061431;--muted:#4f5d75;--teal:#007b77;--teal-dark:#005b58;--wash:#edf7f6;--line:#dfe4ed;--pale:#f7f9fd;--radius:16px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px;scrollbar-color:#7a9997 #edf7f6}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}::selection{background:#bce5df;color:var(--ink)}a{color:inherit;text-decoration-thickness:1px;text-underline-offset:5px}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--teal);outline-offset:6px}button{font:inherit}img{display:block;max-width:100%}.wrap{width:min(1280px,calc(100% - 112px));margin-inline:auto}.icon{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}.svg-defs{position:absolute;width:0;height:0;overflow:hidden}h1,h2,h3,p,figure{margin:0}h1,h2,h3{text-wrap:balance}h1,h2{letter-spacing:-.04em;line-height:1.06}h2{font-size:clamp(36px,4.3vw,58px);font-weight:650}h3{line-height:1.25}p{max-width:70ch}.skip-link{position:fixed;z-index:10;top:12px;left:12px;transform:translateY(-160%);background:var(--ink);color:white;padding:12px 20px}.skip-link:focus{transform:translateY(0)}
.site-header{height:104px;display:flex;align-items:center;justify-content:space-between;gap:24px}.wordmark{display:inline-flex;align-items:center;gap:11px;text-decoration:none;font-size:23px;font-weight:750;letter-spacing:-.035em;white-space:nowrap}.wordmark img{border-radius:9px}.brand-word{color:var(--teal)}.site-header nav{display:flex;align-items:center;gap:36px;font-size:14px;font-weight:550}.site-header nav a{text-decoration:none}.site-header nav a:hover{color:var(--teal)}.nav-download{display:flex;align-items:center;gap:16px;padding:12px 18px;border:1px solid var(--line);border-radius:8px}.nav-download .icon{width:19px;height:19px}
.hero{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding-block:40px 64px}.hero-copy{padding-block:14px}.hero h1{font-size:clamp(48px,5.1vw,76px);font-weight:650}.hero h1 span{color:var(--teal)}.hero-description{max-width:450px;margin-top:28px;font-size:18px;line-height:1.65;color:var(--muted)}.download-area{margin-top:26px;scroll-margin-top:60px}.store-badges{display:flex;align-items:center;gap:1px;min-height:78px;flex-wrap:wrap}.store-link{display:block;flex:none}.apple-link{padding:13px 0}.apple-link img{width:156px;height:52px}.google-link img{width:202px;height:78px;object-fit:contain}.download-note{margin-top:4px;font-size:13px;color:var(--muted)}.download-note span{padding-inline:7px}.text-link{display:inline-flex;align-items:center;gap:12px;font-weight:600;font-size:14px;text-decoration:none}.text-link:hover{text-decoration:underline}.text-link .icon{width:20px;height:20px}.hero-link{margin-top:28px;color:var(--teal)}.hero-visual{align-self:stretch;display:flex;flex-direction:column;justify-content:center}.hero-photo{position:relative;overflow:hidden;border-radius:var(--radius);background:var(--pale);min-height:420px;flex:1}.hero-photo>img{width:100%;height:100%;position:absolute;object-fit:cover;object-position:47% 50%}.hero-photo figcaption{position:absolute;bottom:16px;left:16px;right:16px;width:fit-content;background:white;padding:8px 12px;color:var(--ink);font-size:12px;border-radius:5px}.hero-evidence{display:flex;gap:15px;align-items:center;padding:23px 4px 0}.hero-evidence>.icon{width:27px;height:27px;color:var(--teal)}.hero-evidence strong{font-size:16px}.hero-evidence p{font-size:13px;color:var(--muted);margin-top:2px}.intro-strip{border-top:1px solid var(--line);padding-block:25px;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:14px}.intro-strip p:last-child{display:flex;align-items:center;gap:10px}.intro-strip .icon{height:18px;width:18px;color:var(--teal)}
.walkthrough{padding-block:90px 96px;background:var(--wash);scroll-margin-top:0}.section-intro{display:flex;align-items:flex-end;justify-content:space-between;gap:80px}.section-intro>p{max-width:415px;color:#3c5d5b;font-size:17px;line-height:1.7}.walkthrough-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center;margin-top:56px}.steps{display:grid;gap:0}.step{width:100%;display:grid;grid-template-columns:36px 1fr 22px;gap:16px;align-items:start;border:0;border-top:1px solid #c9dfdd;background:transparent;text-align:left;color:var(--ink);padding:26px 0;cursor:pointer}.step:last-child{border-bottom:1px solid #c9dfdd}.step-number{width:32px;height:32px;display:grid;place-items:center;border:1px solid #8caaa7;border-radius:50%;font-size:14px;font-variant-numeric:tabular-nums;line-height:1}.step strong{display:block;font-size:21px;font-weight:650;line-height:1.3}.step-copy{display:block;margin-top:10px;color:#3c5d5b;font-size:15px;line-height:1.65;max-width:360px}.step>.icon{width:20px;margin-top:3px;opacity:0}.step.is-active .step-number{background:var(--teal);border-color:var(--teal);color:white}.step.is-active strong{color:var(--teal-dark)}.step.is-active>.icon,.step:hover>.icon{opacity:1}.step:hover strong{color:var(--teal)}.example{background:var(--paper);border-radius:var(--radius);padding:26px 28px 22px;box-shadow:0 18px 48px -22px #16494138}.example-top{display:flex;align-items:center;justify-content:space-between;font-size:13px}.example-top>span:first-child{display:flex;align-items:center;gap:7px;font-weight:600}.example-top .icon{width:18px;height:18px;color:var(--teal)}.example-label{color:var(--muted);background:var(--pale);padding:3px 9px;border-radius:5px;font-size:11px}.example-device{padding-block:29px 27px;text-align:center}.device-symbol{width:60px;height:60px;display:grid;place-items:center;background:var(--wash);border-radius:14px;margin:0 auto 18px}.device-symbol svg{width:31px;height:31px;fill:none;stroke:var(--teal);stroke-width:1.6;stroke-linejoin:round;stroke-linecap:round}.example-device h3{font-size:22px;letter-spacing:-.025em}.example-device p{font-size:13px;margin-top:7px;color:var(--muted)}.example-reading{display:flex;justify-content:space-between;align-items:center;gap:14px;padding-block:16px;border-top:1px solid var(--line);font-size:12px}.example-reading>span{color:var(--muted)}.example-reading strong{display:flex;align-items:center;gap:10px;font-size:12px;text-align:right;font-weight:600}.signal-bars{display:flex;align-items:flex-end;gap:3px;height:16px}.signal-bars i{width:4px;background:var(--teal);height:4px;border-radius:1px}.signal-bars i:nth-child(2){height:7px}.signal-bars i:nth-child(3){height:10px}.signal-bars i:nth-child(4){height:13px}.signal-bars i:nth-child(5){height:16px;background:#cee6e1}.example-note{display:flex;gap:10px;align-items:flex-start;background:var(--pale);padding:12px;border-radius:8px;font-size:12px;color:var(--muted);margin-top:4px;min-height:62px}.example-note .icon{height:17px;width:17px;margin-top:2px}.example-caption{margin-top:16px;text-align:center;font-size:11px;color:#3c5d5b}.example.is-changing .example-device{animation:reading-change 320ms cubic-bezier(.16,1,.3,1)}@keyframes reading-change{from{filter:blur(3px);opacity:.6}to{filter:blur(0);opacity:1}}
.context-section{padding-block:105px 100px}.context-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:50px}.context-heading>p{max-width:325px;color:var(--muted);font-size:17px}.use-cases{display:grid;grid-template-columns:repeat(3,1fr);gap:42px;margin-top:54px}.use-cases article{border-top:1px solid var(--line);padding-top:23px;display:flex;flex-direction:column;align-items:flex-start}.use-cases h3{font-size:24px;font-weight:650;letter-spacing:-.025em}.use-cases p{margin-top:16px;margin-bottom:25px;color:var(--muted);font-size:15px;line-height:1.75}.use-cases .text-link{margin-top:auto;color:var(--teal);font-size:13px;gap:6px}.use-cases .icon{width:17px;height:17px}
.clarity-section{background:#063c3a;color:#fff;padding-block:82px}.clarity-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px}.clarity-section h2{font-size:clamp(36px,3.9vw,52px)}.clarity-lead{margin-top:26px;color:#bdd8d4;max-width:390px;font-size:17px;line-height:1.75}.clarity-facts{display:grid;gap:28px}.clarity-facts>div{display:flex;gap:18px}.clarity-facts .icon{color:#9ccfc7;width:22px;height:22px;margin-top:1px}.clarity-facts h3{font-size:18px;font-weight:600}.clarity-facts p{color:#bdd8d4;margin-top:9px;line-height:1.75;font-size:14px}.clarity-facts a:hover{color:white}.clarity-section a:focus-visible{outline-color:#9ccfc7}
.faq-section{display:grid;grid-template-columns:.85fr 1.15fr;gap:100px;padding-block:106px}.faq-heading>p{color:var(--muted);max-width:300px;margin-top:24px;font-size:16px}.faq-heading .text-link{color:var(--teal);margin-top:27px}.faqs details{border-top:1px solid var(--line);scroll-margin-top:30px}.faqs details:last-child{border-bottom:1px solid var(--line)}summary{list-style:none;font-size:16px;line-height:1.5;font-weight:600;padding:23px 36px 23px 0;position:relative;cursor:pointer}summary::-webkit-details-marker{display:none}summary:after,summary:before{content:"";position:absolute;right:3px;top:35px;background:var(--teal);height:1.5px;width:13px}summary:before{transform:rotate(90deg)}details[open]>summary:before{transform:rotate(0)}summary:hover{color:var(--teal)}.faqs details>div{padding-bottom:24px;color:var(--muted);font-size:14px;line-height:1.8}.faqs details p+p{margin-top:12px}
.closing{display:flex;align-items:center;justify-content:space-between;gap:35px;padding-block:54px 64px;border-top:1px solid var(--line)}.closing h2{font-size:clamp(34px,4vw,52px)}.closing p{margin-top:19px;font-size:16px;color:var(--muted)}.primary-link{display:inline-flex;align-items:center;gap:22px;padding:18px 24px;border-radius:8px;background:var(--teal);color:white;text-decoration:none;font-size:15px;font-weight:600;flex:none}.primary-link:hover{background:var(--teal-dark)}.primary-link .icon{width:20px;height:20px}.site-footer{border-top:1px solid var(--line);padding-block:29px 36px}.footer-main{display:flex;align-items:center;gap:28px}.footer-main .wordmark{font-size:20px}.footer-main>p{color:var(--muted);font-size:12px}.footer-main nav{margin-left:auto;display:flex;gap:25px;font-size:12px;color:var(--muted)}.footer-main nav a{text-decoration:none}.footer-main nav a:hover{text-decoration:underline}.legal-note{max-width:970px;margin-top:23px;font-size:11px;color:var(--muted);line-height:1.8}
@media(min-width:1500px){.hero{gap:70px;padding-block:58px 76px}.hero-photo{min-height:490px}}
@media(max-width:1100px){.wrap{width:calc(100% - 64px)}.hero{gap:30px}.hero h1{font-size:57px}.hero-description{font-size:16px}.hero-photo{min-height:405px}.walkthrough-grid{gap:45px}.section-intro{gap:50px}.section-intro>p{max-width:360px}.example{padding:22px 20px}.step{gap:12px;grid-template-columns:32px 1fr 20px}.step strong{font-size:19px}.use-cases{gap:25px}.clarity-grid{gap:50px}.faq-section{gap:50px}.site-header nav{gap:24px}}
@media(max-width:760px){.wrap{width:calc(100% - 40px)}.site-header{height:80px}.wordmark{font-size:20px;gap:8px}.wordmark img{width:32px;height:32px}.site-header nav>a:not(.nav-download){display:none}.site-header nav{gap:0}.nav-download{padding:9px 11px;gap:8px;font-size:12px}.nav-download .icon{width:16px;height:16px}.hero{grid-template-columns:1fr;padding-block:27px 32px;gap:34px}.hero-copy{padding:0}.hero h1{font-size:clamp(43px,8.4vw,63px);line-height:1.08;letter-spacing:-.04em}.desktop-break{display:none}.hero-description{margin-top:22px;font-size:17px;max-width:480px}.download-area{margin-top:17px}.store-badges{gap:0}.apple-link img{width:144px;height:48px}.google-link img{width:187px;height:72px}.download-note{font-size:12px;margin-top:0}.hero-link{margin-top:23px}.hero-photo{min-height:0;height:auto;aspect-ratio:1.22;flex:auto}.hero-photo img{object-position:46% 50%}.hero-photo figcaption{font-size:11px;padding:7px 10px;left:12px;bottom:12px}.hero-evidence{padding-top:18px;gap:13px}.hero-evidence strong{font-size:15px}.hero-evidence p{font-size:12px}.intro-strip{flex-direction:column;padding-block:22px;gap:9px;font-size:12px}.intro-strip p:last-child{gap:7px}.intro-strip .icon{width:16px;height:16px}.walkthrough{padding-block:58px 55px}.section-intro,.context-heading{display:block}.section-intro h2,h2{font-size:40px}.section-intro>p{margin-top:23px;font-size:16px;max-width:470px}.walkthrough-grid{grid-template-columns:1fr;gap:30px;margin-top:30px}.step{padding-block:23px;gap:13px}.step strong{font-size:18px}.step-copy{font-size:14px;margin-top:7px;max-width:none}.example{padding:24px}.example-device{padding-block:25px}.example-caption{font-size:10px;margin-top:13px}.context-section{padding-block:61px}.context-heading>p{margin-top:22px;max-width:350px;font-size:16px}.use-cases{grid-template-columns:1fr;gap:32px;margin-top:31px}.use-cases article{padding-top:22px}.use-cases h3{font-size:23px}.use-cases p{margin-top:12px;margin-bottom:17px}.use-cases .text-link{font-size:14px}.clarity-section{padding-block:57px}.clarity-grid{grid-template-columns:1fr;gap:35px}.clarity-section h2{font-size:38px}.clarity-lead{font-size:16px;margin-top:22px}.clarity-facts{gap:27px}.clarity-facts h3{font-size:17px}.clarity-facts>div{gap:14px}.faq-section{grid-template-columns:1fr;gap:31px;padding-block:62px}.faq-heading>p{margin-top:20px}.faq-heading .text-link{margin-top:19px}summary{padding-block:22px;font-size:15px}.faqs details>div{font-size:14px}.closing{align-items:flex-start;flex-direction:column;padding-block:40px 47px;gap:25px}.closing h2{font-size:36px}.closing p{font-size:15px;margin-top:17px}.primary-link{font-size:14px;padding:16px 22px}.footer-main{flex-wrap:wrap;gap:18px}.footer-main>p{margin-left:auto}.footer-main nav{margin-left:0;flex-basis:100%;gap:25px}.legal-note{margin-top:20px;font-size:10px}.site-footer{padding-bottom:27px}}
@media(max-width:370px){.wrap{width:calc(100% - 32px)}.hero h1{font-size:39px}.apple-link img{width:132px;height:44px}.google-link img{width:172px;height:66px}.store-badges{min-height:66px}.example{padding:20px 16px}.example-reading{font-size:11px}.example-reading strong{font-size:11px}.wordmark{font-size:18px}.site-header{gap:12px}.site-header nav{font-size:11px}}
.guide{padding-block:20px 90px}.breadcrumbs{display:flex;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--muted)}.guide-header{padding-block:45px 55px;max-width:880px}.guide-header h1{font-size:clamp(42px,5.5vw,76px);font-weight:650}.guide-deck{font-size:21px;color:var(--muted);margin-top:25px;max-width:650px;line-height:1.6}.guide-byline{font-size:13px;color:var(--muted);margin-top:22px}.guide-byline span{padding-inline:8px}.guide-layout{display:grid;grid-template-columns:250px minmax(0,720px);gap:80px;border-top:1px solid var(--line);padding-top:45px}.guide-toc nav{display:flex;flex-direction:column;gap:13px;position:sticky;top:30px;font-size:14px}.guide-toc strong{margin-bottom:4px}.guide-toc a{color:var(--muted);text-decoration:none}.guide-toc a:hover{color:var(--teal);text-decoration:underline}.guide-body{max-width:70ch}.guide-body p{margin-bottom:20px;color:var(--muted);line-height:1.85}.guide-body h2{font-size:30px;line-height:1.2;letter-spacing:-.025em;margin-block:44px 20px;font-weight:650;text-wrap:initial}.guide-body a:not(.primary-link){color:var(--teal)}.guide-body .primary-link{margin-top:8px}.guide-table-wrap{margin-block:28px}.guide-body table{border-collapse:collapse;width:100%;text-align:left;font-size:14px}.guide-body caption{text-align:left;font-weight:600;font-size:16px;padding-bottom:15px}.guide-body th,.guide-body td{padding:15px 14px;border-bottom:1px solid var(--line);vertical-align:top}.guide-body th{font-weight:600}.guide-body thead{background:var(--wash)}.guide-body tbody th{width:35%}.guide-body td{color:var(--muted)}
@media(max-width:900px){.guide-layout{grid-template-columns:190px minmax(0,1fr);gap:35px}}
@media(max-width:760px){.guide{padding-block:15px 55px}.guide-header{padding-block:32px 35px}.guide-header h1{font-size:43px}.guide-deck{font-size:18px;margin-top:21px}.guide-byline{font-size:12px}.guide-layout{grid-template-columns:1fr;padding-top:27px;gap:35px}.guide-toc nav{position:static;gap:10px}.guide-body h2{font-size:27px;margin-top:36px}.guide-body p{font-size:16px}.guide-body th,.guide-body td{padding:12px 9px;font-size:12px}.guide-body .primary-link{padding-inline:16px;font-size:13px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.example.is-changing .example-device{animation:none}}

/* Keep a direct download action at each decision point. */
.walkthrough-download{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:44px;padding-top:25px;border-top:1px solid #c9dfdd;color:#3c5d5b;font-size:15px}
.walkthrough-download .text-link{color:var(--teal);flex:none}
.closing-actions{display:grid;gap:12px;flex:none}
.closing-actions .primary-link{justify-content:space-between}
.secondary-link{background:var(--wash);color:var(--teal-dark)}
.secondary-link:hover{background:#d4ece7}
.mobile-download{display:none}
@media(max-width:760px){
  .walkthrough-download{align-items:flex-start;flex-direction:column;gap:12px;margin-top:30px;padding-top:23px;font-size:14px}
  .closing-actions{width:100%;max-width:360px}
  .mobile-download:not([hidden]){position:fixed;inset:auto 0 0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 20px max(12px,env(safe-area-inset-bottom));background:var(--paper);border-top:1px solid var(--line)}
  .mobile-download strong{display:block;font-size:14px;line-height:1.35}
  .mobile-download span{display:block;color:var(--muted);font-size:10px;margin-top:3px}
  .mobile-download .primary-link{padding:12px 14px;font-size:12px;gap:10px}
  .mobile-download .icon{width:17px;height:17px}
  body:has(.mobile-download){padding-bottom:82px}
}
@media(max-width:370px){.mobile-download:not([hidden]){padding-inline:16px}.mobile-download span{font-size:9px}.mobile-download .primary-link{padding-inline:12px}}

/* Reading extensions inherit the established guide system. */
.guide-body ol,.guide-body ul{padding-left:24px;margin-block:18px 24px;color:var(--muted);line-height:1.85}
.guide-body li+li{margin-top:12px}.guide-body section{scroll-margin-top:28px}
.guide-download,.guide-related{margin-top:44px;padding-top:8px;border-top:1px solid var(--line)}
.guide-body .guide-store-note{font-size:13px;line-height:1.7;margin-top:12px}
.guide-related ul{list-style:none;padding-left:0}.guide-related a{font-weight:600}
.guide + .site-footer .footer-main nav{flex-wrap:wrap}