@font-face{font-family:"QA Sans";src:url("fonts/DejaVuSans.ttf") format("truetype");font-weight:400;font-display:swap}
@font-face{font-family:"QA Sans";src:url("fonts/DejaVuSans-Bold.ttf") format("truetype");font-weight:700;font-display:swap}
:root{--ink:#111827;--blue:#3454d1;--lime:#d7f75b;--paper:#fafaf6;--white:#fff;--muted:#526074;--line:#dde2ec;--soft:#eef2ff;--font:"QA Sans",system-ui,sans-serif;--width:1160px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:24px}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.65 var(--font);-webkit-font-smoothing:antialiased}
::selection{background:var(--lime);color:var(--ink)}
a{color:inherit;text-decoration:none}
button,a,summary{-webkit-tap-highlight-color:transparent}
a,button,summary{touch-action:manipulation}
:focus-visible{outline:3px solid var(--blue);outline-offset:5px;border-radius:4px}
.hero-shell :focus-visible,.header-shell :focus-visible,.project-section :focus-visible,.offer-section :focus-visible,.site-footer :focus-visible{outline-color:var(--lime)}
img{display:block;max-width:100%;height:auto}
svg{display:inline-block;width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.svg-library{position:absolute;width:0;height:0;overflow:hidden}
[hidden]{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;top:12px;left:12px;z-index:10;transform:translateY(-180%);padding:12px 20px;background:var(--lime);color:var(--ink);font-weight:700}
.skip-link:focus{transform:translateY(0)}
.wrap{width:min(var(--width),calc(100% - 96px));margin-inline:auto}
.section{padding-block:110px}
h1,h2,h3,p{margin:0}
h1,h2,h3{font-weight:700;line-height:1.18}
h2{font-size:clamp(32px,3.5vw,44px);letter-spacing:-.055em}
h3{letter-spacing:-.035em}
p{max-width:65ch}
p+p{margin-top:18px}
.eyebrow{display:flex;align-items:center;gap:9px;color:var(--lime);font-size:10px;line-height:1.6;font-weight:700;letter-spacing:.12em;margin-bottom:22px}
.blue{color:var(--blue)}
.status-dot{display:inline-block;width:6px;height:6px;flex:0 0 6px;border-radius:50%;background:var(--lime)}
.button{display:inline-flex;align-items:center;justify-content:center;gap:14px;min-height:54px;padding:16px 21px;border:1px solid transparent;border-radius:7px;font:700 13px/1.5 var(--font);text-align:center;transition:background .18s,transform .18s}
.button svg{width:19px;height:19px}
.button:hover{transform:translateY(-2px)}
.button-lime{background:var(--lime);color:var(--ink)}
.button-lime:hover{background:#e4ff88}
.button-blue{background:var(--blue);color:var(--white)}
.button-blue:hover{background:#2842b2}
.button-small{min-height:44px;padding:10px 15px;font-size:11px}
.button-outline{border-color:#465166;color:var(--white)}
.button-outline:hover{border-color:var(--lime);background:#1c2639}
.text-link{display:inline-flex;align-items:center;gap:12px;font-size:13px;line-height:1.6;font-weight:700;text-decoration:underline;text-underline-offset:5px;text-decoration-color:#566073}
.text-link:hover{text-decoration-color:currentColor}
.inline-link{display:inline-flex;align-items:center;gap:10px;color:var(--blue);font-size:13px;font-weight:700;text-decoration:underline;text-underline-offset:5px}
.inline-link svg{width:16px;height:16px}
.header-shell,.hero-shell{background:var(--ink);color:var(--white)}
.site-header{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:100px;border-bottom:1px solid #2a3344}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;font-size:19px;font-weight:700;line-height:1.2;letter-spacing:-.055em}
.brand-normal{font-weight:400}
.brand-icon{display:grid;place-items:center;width:35px;height:35px;border-radius:9px;background:var(--lime);color:var(--ink)}
.brand-icon svg{width:23px;height:23px;stroke-width:2.6}
.brand small{display:block;margin-top:7px;font-size:6.2px;font-weight:400;letter-spacing:.13em;color:#bbc4d6}
.site-header nav{display:flex;align-items:center;gap:25px}
.site-header nav a{display:flex;align-items:center;min-height:44px;font-size:11px;color:#d2d8e4;transition:color .15s}
.site-header nav a:hover{color:var(--lime)}
.hero{display:grid;grid-template-columns:1.08fr 1fr;align-items:center;gap:32px;padding-block:65px 72px;min-height:710px}
.hero .eyebrow{font-size:9px;margin-bottom:27px}
h1{font-size:clamp(46px,5.2vw,64px);line-height:1.08;letter-spacing:-.065em}
h1 span{color:var(--lime)}
.hero-description{max-width:440px;margin-top:25px;color:#bfc8d9;font-size:16px;line-height:1.8}
.hero-actions{display:flex;flex-direction:column;align-items:flex-start;gap:19px;margin-top:31px}
.hero-note{display:flex;align-items:center;gap:9px;margin-top:25px;color:#bfc8d9;font-size:10px;line-height:1.8}
.hero-note svg{width:14px;height:14px;color:var(--lime)}
.hero-note>span{margin-inline:2px}
.hero-visual{align-self:stretch;display:flex;flex-direction:column;justify-content:center;min-width:0}
.visual-label{display:flex;justify-content:space-between;gap:12px;padding:0 6px;color:#8998b3;font-size:7px;letter-spacing:.09em}
.book-scene{position:relative;display:grid;place-items:center;min-height:555px;isolation:isolate}
.book{position:relative;width:min(310px,72%);transform:perspective(1000px) rotateY(-12deg) rotateZ(5deg);box-shadow:30px 28px 40px #0007,0 0 0 1px #ffffff18;z-index:1}
.book::after{content:"";position:absolute;inset:0 -9px 0 auto;width:9px;transform-origin:left;transform:skewY(-32deg);background:#dde2ec;box-shadow:inset 2px 0 3px #6d7a93}
.book img{width:100%}
.orbit{position:absolute;border:1px solid #2b374e;z-index:-1;pointer-events:none}
.orbit-one{width:83%;height:66%;border-radius:50%;transform:rotate(-32deg)}
.orbit-two{width:100%;height:35%;border-radius:50%;transform:rotate(-32deg)}
.book-caption{position:absolute;left:0;bottom:22px;display:flex;align-items:center;gap:13px;padding:17px 20px;background:#f6f8ff;color:var(--ink);border:1px solid #ffffffa6;border-radius:9px;z-index:2;box-shadow:0 12px 32px #0003}
.caption-mark{display:grid;place-items:center;width:32px;height:32px;background:var(--blue);color:var(--white);border-radius:8px}
.caption-mark svg{width:21px;height:21px}
.book-caption strong{display:block;font-size:10px}
.book-caption div>span{display:block;margin-top:4px;color:var(--muted);font-size:9px}
.facts{border-bottom:1px solid var(--line);background:var(--white)}
.facts-grid{display:grid;grid-template-columns:repeat(4,1fr);padding-block:34px}
.facts-grid>div{padding-inline:28px;border-left:1px solid var(--line)}
.facts-grid>div:first-child{padding-left:0;border-left:0}
.facts-grid>div:last-child{padding-right:0}
.facts strong{font-size:30px;letter-spacing:-.06em;line-height:1.3}
.facts strong span{font-size:13px;letter-spacing:-.02em}
.facts p{font-size:10px;color:var(--muted);margin-top:7px}
.introduction{display:grid;grid-template-columns:1.05fr 1fr;gap:75px}
.introduction h2{font-size:34px}
.intro-copy{padding-top:37px}
.intro-copy>p{color:var(--muted);font-size:16px;line-height:1.85}
.intro-copy>p:first-child{color:var(--ink)}
.intro-copy strong{color:var(--ink)}
.intro-copy .audience-note{display:flex;gap:14px;padding-top:20px;border-top:1px solid var(--line);font-size:12px}
.audience-note>span{color:var(--blue);font-size:25px;line-height:1}
.path-section{background:var(--white);border-block:1px solid var(--line)}
.section-heading{display:flex;justify-content:space-between;gap:50px;align-items:flex-end;margin-bottom:55px}
.section-heading>p{max-width:355px;font-size:14px;line-height:1.9;color:var(--muted)}
.muted{color:var(--muted)}
.learning-path{display:grid;grid-template-columns:repeat(3,1fr);padding:0;list-style:none;margin:0 0 72px}
.learning-path>li{padding:28px 30px 0;border-top:2px solid var(--blue);border-right:1px solid var(--line)}
.learning-path>li:first-child{padding-left:0}
.learning-path>li:last-child{padding-right:0;border-right:0}
.step-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:33px;color:var(--blue)}
.step-head>span{font-size:13px;font-weight:700}
.step-head svg{width:24px;height:24px}
.learning-path h3{font-size:20px;margin-bottom:15px}
.learning-path p{font-size:13px;line-height:1.85;color:var(--muted);min-height:100px}
.step-deliverable{display:block;font-size:7px;letter-spacing:.1em;color:var(--muted);margin-top:24px}
.step-deliverable strong{display:block;color:var(--ink);font-size:11px;letter-spacing:0;margin-top:8px}
.curriculum{display:grid;grid-template-columns:.75fr 1.25fr;gap:65px;padding-top:55px;border-top:1px solid var(--line)}
.curriculum .eyebrow{font-size:8px;margin-bottom:16px}
.curriculum-intro h3{font-size:28px;line-height:1.3}
.curriculum-intro>p{font-size:12px;color:var(--muted);margin-top:15px;max-width:210px}
details{border-bottom:1px solid var(--line)}
summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:15px;cursor:pointer;padding-block:23px;font-size:14px;font-weight:700;line-height:1.6}
summary::-webkit-details-marker{display:none}
summary small{display:block;font-size:7px;font-weight:400;letter-spacing:.07em;color:var(--muted);margin-bottom:6px}
summary>svg{width:19px;height:19px;color:var(--blue);transition:transform .2s}
details[open]>summary>svg{transform:rotate(45deg)}
.curriculum-list details:first-child summary{padding-top:0}
.curriculum-list ol{padding:0 0 22px 20px;margin:0;color:var(--muted);font-size:12px;line-height:2.2}
.curriculum-list li{padding-left:6px}
.sample-section{display:grid;grid-template-columns:1.08fr 1fr;gap:80px;align-items:center}
.sample-visual{border:1px solid #cbd4ec;border-radius:10px;box-shadow:0 24px 70px #11182709;background:var(--white);overflow:hidden}
.sample-tab{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:15px 22px;border-bottom:1px solid #d5def2;background:var(--soft);color:var(--blue);font-size:7px;letter-spacing:.03em;font-weight:700}
.sample-tab>span:first-child{display:flex;align-items:center;gap:8px}
.sample-tab .status-dot{background:var(--blue);width:5px;height:5px;flex-basis:5px}
.sample-document{padding:35px 29px 22px}
.document-label{color:var(--muted);font-size:6px;letter-spacing:.07em;margin-bottom:19px}
.sample-document h3{font-size:27px;line-height:1.3;margin-bottom:24px}
.sample-document blockquote{margin:0;padding:14px 16px;background:var(--soft);border-left:2px solid var(--blue);font-size:11px;line-height:1.8}
.sample-document table{width:100%;border-collapse:collapse;margin-block:25px 20px;text-align:left;font-size:9px;line-height:1.7}
.sample-document thead{font-size:7px;color:var(--muted)}
.sample-document th{font-weight:400;padding:0 4px 10px}
.sample-document td{padding:11px 4px;border-top:1px solid var(--line)}
.result-dot{display:inline-block;vertical-align:middle;width:5px;height:5px;background:var(--ink);border-radius:50%;margin-right:7px}
.blue-dot{background:var(--blue)}
.sample-insight{display:flex;align-items:flex-start;gap:10px;border-top:1px solid var(--line);padding-top:18px}
.sample-insight svg{width:19px;height:19px;color:var(--blue)}
.sample-insight p{font-size:10px;line-height:1.9;color:var(--muted)}
.sample-source{margin-top:20px;color:var(--muted);font-size:6px}
.sample-copy>p:not(.eyebrow){font-size:15px;line-height:1.9;color:var(--muted);margin-top:23px}
.sample-copy .button{margin-top:28px}
.sample-note{display:block;color:var(--muted);font-size:9px;margin-top:13px}
.project-section{background:var(--ink);color:var(--white);padding-block:100px}
.project-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:20px 95px;align-items:center}
.project-grid h2{font-size:47px}
.project-grid h2>span{color:var(--lime)}
.project-grid>div:first-child>p:not(.eyebrow){color:#bfc8d9;font-size:15px;line-height:1.9;margin-top:27px;max-width:380px}
.project-grid .text-link{margin-top:26px;font-size:12px}
.project-grid .text-link svg{width:18px;height:18px;color:var(--lime)}
.project-board{background:#fdfdfc;color:var(--ink);border-radius:13px;overflow:hidden;transform:rotate(-2deg);box-shadow:0 24px 60px #0003}
.board-header{display:flex;align-items:center;gap:11px;padding:20px 25px;border-bottom:1px solid var(--line)}
.board-logo{display:grid;place-items:center;width:31px;height:31px;background:var(--blue);color:var(--white);border-radius:7px;font-size:10px;font-weight:700}
.board-header strong{display:block;font-size:12px}
.board-header small{display:block;color:var(--muted);font-size:6px;letter-spacing:.06em;margin-top:3px}
.board-dots{margin-left:auto;letter-spacing:2px;color:#8794a8}
.board-body{padding:25px}
.board-top>span{display:block;color:var(--muted);font-size:7px;letter-spacing:.07em}
.board-top>strong{display:block;font-size:24px;letter-spacing:-.05em;margin-top:9px}
.board-tasks{padding:0;margin:20px 0 25px;list-style:none}
.board-tasks li{display:flex;align-items:center;gap:13px;padding-block:15px;border-top:1px solid var(--line)}
.board-tasks li>span{display:grid;place-items:center;width:26px;height:26px;border:1px solid var(--line);border-radius:6px;font-size:8px;color:var(--muted)}
.board-tasks strong{display:block;font-size:11px}
.board-tasks small{display:block;margin-top:4px;font-size:9px;color:var(--muted)}
.board-tasks svg{width:16px;height:16px;margin-left:auto;color:var(--blue)}
.board-output{display:flex;align-items:center;gap:12px;background:var(--soft);padding:16px;border-radius:6px;font-size:10px;line-height:1.7}
.board-output svg{color:var(--blue)}
.board-output strong{display:block}
.project-grid .project-note{grid-column:2;font-size:9px;line-height:1.9;color:#aab7ce;margin-top:16px}
.materials-section .eyebrow{font-size:8px}
.materials-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px}
.materials-highlight{background:var(--soft);padding:37px;border-radius:8px;display:flex;align-items:flex-start;flex-direction:column}
.file-symbol{display:grid;place-items:center;background:var(--blue);color:var(--white);width:53px;height:62px;border-radius:7px;margin-bottom:31px}
.file-symbol svg{width:28px;height:28px}
.material-type{font-size:8px;font-weight:700;letter-spacing:.12em;color:var(--blue);margin-bottom:12px}
.materials-highlight h3{font-size:27px;line-height:1.35;margin-bottom:18px}
.materials-highlight p{font-size:13px;line-height:1.9;color:var(--muted);margin-bottom:28px}
.materials-highlight>div{display:flex;flex-wrap:wrap;gap:7px;margin-top:auto}
.materials-highlight>div>span{font-size:7px;letter-spacing:.07em;border:1px solid #bdc9ee;padding:5px 9px;border-radius:4px}
.materials-list{margin:0;padding:0;list-style:none}
.materials-list li{display:flex;align-items:center;gap:20px;border-bottom:1px solid var(--line);padding-block:20px}
.materials-list li:first-child{padding-top:0}
.materials-list li>span{font-size:9px;color:var(--blue);align-self:flex-start;margin-top:5px}
.materials-list h3{font-size:17px;line-height:1.5}
.materials-list p{font-size:11px;color:var(--muted);margin-top:4px}
.materials-list svg{width:18px;height:18px;color:#73819a;margin-left:auto}
.materials-footnote{display:flex;align-items:flex-start;gap:20px;margin-top:28px;padding-top:25px;border-top:1px solid var(--line)}
.materials-footnote svg{width:20px;height:20px;color:var(--blue)}
.materials-footnote p{font-size:11px;line-height:1.9;max-width:none;color:var(--muted)}
.materials-footnote strong{color:var(--ink)}
.author-section{padding:50px 0 80px;border-top:1px solid var(--line);display:grid;grid-template-columns:130px 1fr;gap:40px;align-items:center}
.author-mark{display:grid;place-items:center;position:relative;width:100px;height:100px;border:1px solid var(--line);border-radius:50%;font-size:45px;letter-spacing:-.08em;font-weight:700}
.author-mark>span{position:absolute;bottom:3px;right:-7px;display:grid;place-items:center;width:30px;height:30px;background:var(--paper);color:var(--blue);border:1px solid var(--line);border-radius:50%;font-size:20px}
.author-section .eyebrow{font-size:8px;margin-bottom:12px}
.author-section h2{font-size:25px;letter-spacing:-.04em}
.author-section p:not(.eyebrow){font-size:13px;line-height:1.9;color:var(--muted);max-width:760px;margin-top:17px}
.author-section .inline-link{margin-top:17px;font-size:11px}
.offer-section{background:var(--blue);color:var(--white);padding-block:100px;scroll-margin-top:0}
.offer-layout{display:grid;grid-template-columns:1fr .95fr;gap:100px;align-items:center}
.offer-copy h2{font-size:53px}
.offer-copy h2>span{color:var(--lime)}
.offer-copy>p:not(.eyebrow){margin-top:27px;color:#e4e9ff;max-width:360px;font-size:15px;line-height:1.9}
.offer-signature{display:block;margin-top:45px;font-size:9px;color:#e4e9ff}
.offer-signature>span{margin-inline:10px;color:#a5b6ff}
.offer-card{background:var(--white);color:var(--ink);padding:35px;border-radius:12px;box-shadow:0 12px 30px #10216d26}
.offer-label{display:inline-block;padding:5px 10px;background:var(--soft);color:var(--blue);border-radius:4px;font-size:7px;font-weight:700;letter-spacing:.08em;margin-bottom:22px}
.offer-card h3{font-size:31px}
.offer-subtitle{font-size:12px;line-height:1.8;color:var(--muted);margin-top:9px;max-width:320px}
.included{list-style:none;padding:0;margin:25px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding-block:20px}
.included li{display:flex;align-items:flex-start;gap:11px;font-size:11px;line-height:1.8}
.included li+li{margin-top:12px}
.included svg{width:17px;height:17px;color:var(--blue);margin-top:2px}
.availability{font-size:23px;font-weight:700;letter-spacing:-.04em}
.purchase-description{font-size:11px;line-height:1.8;color:var(--muted);margin-top:12px}
.purchase-area .button{display:flex;width:100%;font-size:11px;margin-top:18px;min-height:54px}
.offer-section .offer-card :focus-visible{outline-color:var(--blue)}
.price-block>span{display:block;font-size:11px;color:var(--muted)}
.price-block>strong{display:block;font-size:44px;line-height:1.3;letter-spacing:-.05em;margin-block:5px 10px}
.checkout-note{text-align:center;color:var(--muted);font-size:8px;margin-top:10px}
.offer-scope{margin-top:21px;font-size:8px;line-height:1.9;color:var(--muted)}
.faq-section{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}
.faq-heading .eyebrow{font-size:8px}
.faq-heading h2{font-size:36px}
.faq-heading .inline-link{margin-top:27px;font-size:11px}
.faq-list summary{font-size:13px;line-height:1.8;padding-block:21px}
.faq-list details:first-child summary{padding-top:0}
.faq-list details>p{font-size:12px;line-height:1.95;color:var(--muted);padding-bottom:23px}
.site-footer{background:var(--ink);color:var(--white);padding-block:46px 24px}
.footer-top{display:flex;justify-content:space-between;align-items:center;gap:30px;padding-bottom:34px}
.footer-top>div{display:flex;flex-direction:column;gap:8px;font-size:10px;color:#bfc8d9}
.footer-top>div a{display:flex;align-items:center;gap:10px}
.footer-top>div svg{width:12px;height:12px}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #2a3344;padding-top:23px;font-size:8px;color:#aab7ce}
.footer-bottom a{display:flex;gap:15px}
.footer-bottom a>span{color:var(--lime)}
@media(min-width:1500px){.hero{gap:80px}.hero-description{font-size:17px}.book{width:325px}}
@media(max-width:1100px){
  .wrap{width:calc(100% - 64px)}
  .hero{gap:15px;padding-block:50px;min-height:650px}
  .hero h1{font-size:clamp(40px,4.9vw,54px)}
  .hero-description{font-size:15px}
  .book-scene{min-height:500px}
  .book-caption{padding:14px;bottom:10px;left:-10px}
  .section{padding-block:85px}
  .introduction{gap:45px}.introduction h2{font-size:30px}
  .sample-section{gap:45px}.sample-copy h2{font-size:34px}
  .project-grid{gap:20px 50px}.project-grid h2{font-size:42px}
  .materials-layout{gap:40px}.materials-highlight{padding:28px}
  .offer-layout{gap:50px}.offer-copy h2{font-size:45px}.offer-card{padding:28px}
  .faq-section{gap:45px}.site-header nav{gap:18px}.site-header nav a{font-size:10px}
}
@media(max-width:850px){
  .site-header{flex-wrap:wrap;min-height:115px;padding-top:20px;padding-bottom:12px;gap:6px 20px}
  .site-header nav{order:3;flex-basis:100%;justify-content:center;gap:35px}
  .site-header nav a{font-size:11px;min-height:38px}
  .hero{grid-template-columns:1fr;gap:35px}
  .hero-copy{max-width:620px}
  .hero-visual{max-width:450px;width:100%;margin-inline:auto}
  .hero h1{font-size:56px}.hero .eyebrow{font-size:8px}
  .hero-actions .button{font-size:10px;padding-inline:14px}
  .hero-description{font-size:13px}.hero-note{font-size:8px}
  .book-scene{min-height:440px}.visual-label{font-size:6px}.book{width:75%}
  .book-caption{left:-6px;bottom:25px;padding:11px;gap:9px}.book-caption strong{font-size:8px}.book-caption div>span{font-size:7px}.caption-mark{width:27px;height:27px}
  .facts-grid>div{padding-inline:16px}.facts strong{font-size:25px}.facts strong span{font-size:10px}.facts p{font-size:8px}
  .introduction{grid-template-columns:1fr;gap:23px}.introduction h2{font-size:34px}.intro-copy{padding-top:0}.intro-copy p{max-width:65ch}
  .section-heading{align-items:flex-start;flex-direction:column;gap:20px}.section-heading>p{max-width:none}
  .learning-path>li{padding-inline:20px}.learning-path h3{font-size:17px}.learning-path p{font-size:12px;min-height:132px}.step-deliverable strong{font-size:9px}
  .curriculum{gap:35px;grid-template-columns:.65fr 1fr}.curriculum-intro h3{font-size:24px}
  .sample-section{gap:30px}.sample-copy h2{font-size:29px}.sample-copy>p:not(.eyebrow){font-size:13px}.sample-document{padding:27px 20px}.sample-document h3{font-size:23px}.sample-tab{padding:12px 15px;font-size:6px}
  .project-grid{gap:20px 35px}.project-grid h2{font-size:36px}.project-grid>div:first-child>p:not(.eyebrow){font-size:13px}.board-body{padding:20px}.board-header{padding:17px 20px}.board-tasks{margin-bottom:20px}.board-tasks small{font-size:7px}.board-tasks strong{font-size:9px}
  .materials-layout{gap:30px}.materials-highlight h3{font-size:23px}.materials-highlight{padding:24px}.materials-list li{gap:13px}.materials-list h3{font-size:15px}.materials-list p{font-size:10px}
  .offer-layout{gap:30px}.offer-copy h2{font-size:39px}.offer-copy>p:not(.eyebrow){font-size:13px}.offer-card{padding:25px}.offer-card h3{font-size:27px}.included li{font-size:10px}
  .faq-section{grid-template-columns:.75fr 1.25fr;gap:35px}.faq-heading h2{font-size:30px}
}
@media(max-width:640px){
  .wrap{width:calc(100% - 40px)}
  .section{padding-block:65px}
  .site-header{padding-top:20px;padding-bottom:5px;gap:12px 8px;min-height:116px}
  .brand{font-size:17px;gap:8px}.brand-icon{width:30px;height:30px;border-radius:7px}.brand small{font-size:5px;margin-top:6px}
  .site-header>.button{font-size:9px;padding:10px;gap:6px;min-height:41px}.site-header>.button svg{width:15px;height:15px}
  .site-header nav{justify-content:flex-start;gap:24px}.site-header nav a{font-size:9px;min-height:36px}
  .hero{grid-template-columns:1fr;gap:35px;min-height:0;padding-block:44px 25px}
  .hero h1{font-size:clamp(34px,9.9vw,60px)}
  .hero .eyebrow{font-size:8px;margin-bottom:23px}
  .hero-description{font-size:15px;line-height:1.9;max-width:450px;margin-top:23px}
  .hero-actions{gap:18px;margin-top:25px}.hero-actions .button{font-size:11px;min-height:55px;padding-inline:18px}.hero-actions .text-link{font-size:11px}
  .hero-note{font-size:9px;margin-top:23px;gap:7px}
  .hero-visual{max-width:430px;width:100%;margin-inline:auto}
  .visual-label{font-size:6px;max-width:350px;width:100%;margin-inline:auto}
  .book-scene{min-height:480px;max-width:400px;width:100%;margin-inline:auto}
  .book{width:260px;max-width:73%}
  .book-caption{left:3px;bottom:22px;padding:13px 15px;gap:10px}.book-caption strong{font-size:9px}.book-caption div>span{font-size:8px}.caption-mark{width:29px;height:29px}
  .orbit-one{height:67%}.orbit-two{height:32%}
  .facts-grid{grid-template-columns:repeat(2,1fr);padding-block:26px;gap:25px 0}
  .facts-grid>div{padding-inline:22px}.facts-grid>div:nth-child(odd){border-left:0;padding-left:0}.facts-grid>div:nth-child(2){padding-right:0}.facts strong{font-size:29px}.facts strong span{font-size:11px}.facts p{font-size:9px}
  h2{font-size:33px}.introduction h2{font-size:30px}.introduction{gap:25px}.intro-copy>p{font-size:15px}.intro-copy .audience-note{font-size:12px}
  .eyebrow{font-size:8px;margin-bottom:18px}.section-heading{gap:20px;margin-bottom:35px}.section-heading>p{font-size:13px}
  .learning-path{grid-template-columns:1fr;margin-bottom:42px}
  .learning-path>li,.learning-path>li:first-child,.learning-path>li:last-child{border-right:0;padding:24px 0 29px;border-top:1px solid var(--line);display:grid;grid-template-columns:34px 1fr;gap:0 15px}
  .learning-path>li:first-child{border-top:2px solid var(--blue)}
  .step-head{grid-row:1/4;margin-bottom:0;justify-content:flex-start;align-items:flex-start;flex-direction:column;gap:18px}.step-head>span{font-size:11px}.step-head svg{width:17px;height:17px}
  .learning-path h3{font-size:20px;margin-bottom:11px}.learning-path p{font-size:14px;min-height:0;line-height:1.9}
  .step-deliverable{margin-top:19px;font-size:7px}.step-deliverable strong{font-size:11px}
  .curriculum{grid-template-columns:1fr;gap:25px;padding-top:35px}.curriculum-intro h3{font-size:27px}.curriculum-intro h3 br{display:none}.curriculum-intro>p{font-size:12px;max-width:none;margin-top:11px}.curriculum .eyebrow{font-size:8px}
  summary{font-size:13px;padding-block:20px}.curriculum-list ol{font-size:12px;line-height:2.15}.curriculum-list details:first-child summary{padding-top:12px}
  .sample-section{grid-template-columns:1fr;gap:34px}.sample-copy{grid-row:1}.sample-copy h2{font-size:32px}.sample-copy>p:not(.eyebrow){font-size:15px;margin-top:20px}.sample-copy .button{font-size:12px;margin-top:24px}.sample-note{font-size:9px}.sample-visual{max-width:450px;width:100%;margin-inline:auto}
  .sample-document{padding:28px 23px 22px}.sample-tab{font-size:6px;padding:14px 18px}.sample-document h3{font-size:27px}.sample-document blockquote{font-size:12px}.sample-document table{font-size:11px}.sample-document thead{font-size:8px}.sample-document td{padding-block:13px}.sample-insight p{font-size:11px}.sample-source{font-size:7px}
  .project-section{padding-block:65px}.project-grid{grid-template-columns:1fr;gap:35px}.project-grid h2{font-size:41px}.project-grid>div:first-child>p:not(.eyebrow){font-size:15px;max-width:none;margin-top:22px}.project-grid .text-link{font-size:12px;margin-top:23px}
  .project-board{transform:rotate(-1deg);max-width:450px;width:calc(100% - 6px);margin-inline:auto}.board-header{padding:19px 22px}.board-header strong{font-size:13px}.board-body{padding:23px}.board-top>strong{font-size:26px}.board-tasks{margin-top:23px}.board-tasks strong{font-size:12px}.board-tasks small{font-size:9px}.board-tasks li{padding-block:17px}.board-output{font-size:11px}.project-grid .project-note{grid-column:auto;font-size:10px;margin-top:-12px}
  .materials-layout{grid-template-columns:1fr;gap:30px}.materials-highlight{padding:30px}.materials-highlight h3{font-size:28px}.materials-highlight p{font-size:14px;line-height:1.9}.file-symbol{margin-bottom:25px}.materials-highlight>div>span{font-size:8px}.materials-list li{padding-block:20px;gap:17px}.materials-list h3{font-size:17px}.materials-list p{font-size:12px}.materials-list li>span{font-size:10px}.materials-footnote{gap:13px;margin-top:23px}.materials-footnote p{font-size:11px}
  .author-section{grid-template-columns:60px 1fr;gap:22px;padding:38px 0 55px;align-items:start}.author-mark{width:55px;height:55px;font-size:26px}.author-mark>span{width:22px;height:22px;font-size:15px;bottom:-4px;right:-4px}.author-section h2{font-size:22px}.author-section p:not(.eyebrow){font-size:13px}.author-section .eyebrow{font-size:7px}
  .offer-section{padding-block:65px}.offer-layout{grid-template-columns:1fr;gap:35px}.offer-copy h2{font-size:44px}.offer-copy>p:not(.eyebrow){font-size:15px;max-width:none;margin-top:22px}.offer-signature{margin-top:24px;font-size:9px}.offer-card{padding:28px 24px}.offer-card h3{font-size:31px}.offer-subtitle{font-size:13px}.included li{font-size:12px;gap:9px}.included svg{width:16px;height:16px}.offer-label{font-size:8px}.purchase-description{font-size:12px}.purchase-area .button{font-size:12px}.offer-scope{font-size:10px}.checkout-note{font-size:9px}
  .faq-section{grid-template-columns:1fr;gap:30px}.faq-heading h2{font-size:34px}.faq-heading h2 br{display:none}.faq-heading .inline-link{font-size:12px;margin-top:20px}.faq-list summary{font-size:14px;padding-block:21px;gap:18px}.faq-list details:first-child summary{padding-top:10px}.faq-list details>p{font-size:14px;line-height:1.9}
  .site-footer{padding-block:36px 24px}.footer-top{align-items:flex-start;flex-direction:column;gap:27px;padding-bottom:28px}.footer-top>div{font-size:11px;gap:10px}.footer-bottom{align-items:flex-start;gap:15px;font-size:8px;padding-top:23px}.footer-bottom p{max-width:200px}.footer-bottom a{white-space:nowrap;gap:8px}
}
@media(max-width:360px){.wrap{width:calc(100% - 32px)}.site-header>.button{font-size:8px;padding-inline:8px}.brand{font-size:15px}.brand small{font-size:4.5px}.site-header nav{gap:19px}.hero-actions .button{font-size:10px;padding-inline:13px}.hero-note{font-size:8px}.book-scene{min-height:440px}.book{width:230px}.sample-tab{font-size:5.5px}.board-body{padding:18px}.board-tasks small{font-size:8px}.included li{font-size:11px}.purchase-area .button{font-size:11px}}
/* Texto principal com tamanho confortável; rótulos e metadados têm hierarquia menor. */
.hero-description,.intro-copy>p{font-size:17px}
.learning-path p,.section-heading>p{font-size:15px}
.curriculum-list ol{font-size:14px}
.sample-copy>p:not(.eyebrow),.project-grid>div:first-child>p:not(.eyebrow){font-size:16px}
.materials-highlight p,.author-section p:not(.eyebrow){font-size:15px}
.materials-list p,.included li{font-size:13px}
.faq-list details>p{font-size:15px}
@media(max-width:640px){
  .hero-description,.intro-copy>p{font-size:16px}
  .learning-path p,.sample-copy>p:not(.eyebrow),.project-grid>div:first-child>p:not(.eyebrow){font-size:15px}
  .included li{font-size:12px}
  .materials-list p{font-size:12px}
  .hero-actions .button{font-size:clamp(10px,2.8vw,12px)}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}