:root{--paper:#f8f5ef;--ink:#352753;--purple:#7252bc;--muted:#65557b;--lilac:#f0eaf8;--line:#d9d0e5;--green:#d4e8bb;--yellow:#ffdb78;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.7}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.15}a{color:inherit;text-decoration:none}a,summary{touch-action:manipulation}a:focus-visible,summary:focus-visible{outline:3px solid var(--ink);outline-offset:5px}a:hover{text-decoration:underline}svg{display:block;width:100%;height:100%;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.arrow-icon{width:18px;height:18px;flex:0 0 18px}.sample-link>.arrow-icon{margin-left:auto}
.skip{position:absolute;top:0;left:-9999px;z-index:20}.skip:focus{left:12px;top:12px;padding:12px 16px;background:var(--white);color:var(--ink);border:2px solid var(--ink);border-radius:6px}.demo-label{background:var(--ink);color:var(--paper);padding:12px max(24px,calc((100% - 1200px)/2));font-size:12px;line-height:1.6}.hub-container{width:min(1200px,calc(100% - 64px));margin-inline:auto}.hub-header{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:24px max(32px,calc((100% - 1200px)/2));border-bottom:1px solid var(--line)}.hub-brand{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:25px;line-height:1.2;font-weight:800;letter-spacing:-.03em}.hub-brand:hover{text-decoration:none}.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:var(--purple);color:var(--white);font-size:21px}.brand-description{display:block;width:100%;padding-left:46px;margin-top:-3px;font-size:12px;font-weight:500;letter-spacing:0;color:var(--muted)}.hub-nav{display:flex;gap:10px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:16px;min-height:48px;min-width:44px;max-width:100%;padding:12px 19px;border:1px solid var(--ink);border-radius:9px;font-size:14px;font-weight:700;line-height:1.5;transition:background-color .16s,color .16s}.button:hover{text-decoration:none}.button-primary{background:var(--ink);color:var(--white)}.button-primary:hover{background:var(--purple)}.button-outline{background:transparent;color:var(--ink)}.button-outline:hover{background:var(--lilac)}.breadcrumb{padding-top:22px}.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:0;padding:0;list-style:none;font-size:13px;color:var(--muted)}.breadcrumb li+li:before{content:"/";margin-right:12px}.breadcrumb a{display:inline-flex;align-items:center;min-height:44px;padding:7px 12px;border:1px solid var(--line);border-radius:6px}.breadcrumb a:hover{background:var(--lilac)}.hub-hero{display:grid;grid-template-columns:1.13fr 1fr;align-items:center;gap:56px;padding-block:46px 78px}.eyebrow{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.12em;margin-bottom:16px}.hero-copy h1{font-size:clamp(38px,4.3vw,62px);font-weight:800;letter-spacing:-.045em}.hero-copy h1 span{color:var(--purple)}.hero-lead{font-size:20px;line-height:1.65;max-width:40ch;margin-top:26px}.preview-notice{display:flex;gap:12px;font-size:14px;line-height:1.7;max-width:43ch;margin-top:28px;padding-left:15px;border-left:3px solid var(--purple)}.status-dot{width:8px;height:8px;background:var(--purple);border-radius:50%;flex:0 0 8px;margin-top:9px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.hero-visual{position:relative;min-width:0;min-height:470px;border-radius:24px;background:var(--lilac);overflow:hidden}.visual-caption{position:absolute;top:30px;left:30px;color:var(--muted);font-size:13px;font-weight:700}.lesson-paper{position:absolute;left:30px;top:82px;width:calc(100% - 88px);padding:30px 26px 24px;border:1px solid var(--line);background:var(--white);border-radius:16px;transform:rotate(-5deg);box-shadow:0 15px 35px #35275312}.paper-label{font-size:10px;letter-spacing:.12em;font-weight:700;color:var(--muted)}.paper-heading{font-size:clamp(25px,2.1vw,32px);font-weight:800;line-height:1.15;letter-spacing:-.03em;margin-top:14px}.paper-shapes{display:flex;gap:14px;align-items:center;margin-block:27px}.paper-shapes span{display:block;width:52px;height:52px;background:var(--purple);border-radius:50%}.paper-shapes span:nth-child(2){border-radius:11px;background:var(--green);transform:rotate(12deg)}.paper-shapes span:nth-child(3){background:var(--yellow);border-radius:50% 50% 7px 7px}.paper-rule{height:6px;border-radius:4px;background:var(--line);margin-top:12px;width:88%}.paper-rule.short{width:58%}.paper-footer{display:block;margin-top:25px;font-size:9px;line-height:1.5;font-weight:700;color:var(--muted)}.notes-paper{position:absolute;right:19px;bottom:35px;width:180px;background:var(--yellow);color:var(--ink);padding:20px;border-radius:12px;transform:rotate(7deg);box-shadow:0 10px 25px #35275310}.notes-paper span{font-size:15px;font-weight:700}.notes-paper div{height:4px;border-radius:3px;background:var(--ink);opacity:.25;margin-top:13px}.notes-paper div:last-child{width:64%}.visual-star{position:absolute;right:26px;top:65px;font-size:54px;line-height:1;color:var(--purple);transform:rotate(10deg)}.planned-section{background:var(--lilac);padding-block:74px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:44px;margin-bottom:32px}h2{font-size:clamp(29px,3vw,40px);font-weight:800;letter-spacing:-.03em}.section-heading>p{max-width:36ch;color:var(--muted)}.format-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.format-card{display:flex;flex-direction:column;padding:28px;border:1px solid var(--line);border-radius:16px;background:var(--paper)}.format-icon{width:52px;height:52px;padding:6px;color:var(--purple);margin-bottom:26px}.format-label{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}.format-card h3{font-size:21px;letter-spacing:-.015em}.format-card>p:not(.format-label){margin-top:14px;font-size:15px;color:var(--muted)}.planned-label{align-self:flex-start;margin-top:24px;padding:5px 10px;border:1px solid var(--line);border-radius:30px;font-size:11px;font-weight:700;color:var(--muted)}.catalogue-state{display:flex;justify-content:space-between;align-items:flex-start;gap:30px;margin-top:30px;border-top:1px solid #b9a8d0;padding-top:30px}.catalogue-state .eyebrow{margin-bottom:10px}.catalogue-state h3{font-size:23px}.catalogue-state p:not(.eyebrow){margin-top:12px;max-width:73ch;color:var(--muted);font-size:14px}.catalogue-badge{display:inline-block;white-space:nowrap;padding:6px 12px;border:1px solid #b9a8d0;border-radius:30px;font-size:12px;font-weight:700}.sample-section{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;padding-block:78px}.sample-section p:not(.eyebrow){margin-top:22px;max-width:48ch;color:var(--muted)}.sample-links{display:grid;gap:16px}.sample-link{display:flex;gap:17px;align-items:center;min-height:100px;padding:22px;border:1px solid var(--line);border-radius:14px;background:var(--white);transition:background-color .16s,border-color .16s}.sample-link:hover{background:var(--lilac);border-color:var(--purple);text-decoration:none}.sample-symbol{display:grid;place-items:center;flex:0 0 50px;width:50px;height:50px;border-radius:14px;font-size:30px;font-weight:800;background:var(--lilac);color:var(--purple)}.sample-link strong{display:block;line-height:1.4;font-size:16px}.sample-link>span>span{display:block;font-size:13px;color:var(--muted);margin-top:5px}.link-arrow{margin-left:auto;font-size:24px;line-height:1}.questions-section{display:grid;grid-template-columns:.8fr 1fr;gap:64px;padding-block:58px 82px;border-top:1px solid var(--line)}.resource-questions details{border-bottom:1px solid var(--line)}.resource-questions details:first-child{border-top:1px solid var(--line)}.resource-questions summary{min-height:56px;padding:18px 30px 18px 2px;position:relative;list-style:none;font-size:15px;font-weight:700;line-height:1.5;cursor:pointer}.resource-questions summary::-webkit-details-marker{display:none}.resource-questions summary:after{content:"+";position:absolute;right:4px;top:18px;font-size:20px;font-weight:400;line-height:1.1}.resource-questions details[open] summary:after{content:"−"}.resource-questions details>p{padding:0 24px 22px 2px;font-size:14px;color:var(--muted)}.hub-footer{padding-block:38px 28px;background:var(--ink);color:var(--paper)}.hub-footer>.hub-container{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}.footer-brand{font-size:23px;font-weight:800;letter-spacing:-.035em}.hub-footer p:not(.footer-brand){font-size:13px;margin-top:5px}.button-footer{border-color:var(--paper);color:var(--paper);background:transparent}.button-footer:hover{background:var(--paper);color:var(--ink)}.hub-footer a:focus-visible{outline-color:var(--paper)}.footer-note{width:100%;border-top:1px solid #9586aa;padding-top:20px;color:#f8f5ef}
@media(max-width:1000px){.hub-hero{gap:30px}.hero-visual{min-height:430px}.lesson-paper{left:24px;top:88px;width:calc(100% - 64px);padding:25px 20px}.paper-heading{font-size:27px}.notes-paper{width:150px;right:15px;bottom:30px;padding:16px}.paper-shapes{gap:12px}.paper-shapes span{width:44px;height:44px}.section-heading{align-items:flex-start}.format-card{padding:24px}.sample-section,.questions-section{gap:35px}}
@media(max-width:760px){.hub-container{width:calc(100% - 40px)}.hub-header{padding:20px;align-items:flex-start;flex-direction:column;gap:18px}.hub-nav{width:100%}.hub-nav .button{flex:1;gap:10px;padding:10px 13px;font-size:13px}.demo-label{padding:12px 20px}.hub-hero{grid-template-columns:1fr;padding-block:32px 54px;gap:35px}.hero-copy h1{font-size:clamp(35px,7.5vw,50px)}.hero-lead{font-size:18px;margin-top:20px}.preview-notice{margin-top:23px}.hero-actions{gap:10px}.hero-actions .button{flex:1;font-size:13px;padding:12px 14px}.hero-visual{min-height:370px}.visual-caption{left:25px;top:22px}.lesson-paper{top:62px;left:30px;width:calc(100% - 100px);padding:23px}.paper-heading{font-size:28px}.notes-paper{width:160px;bottom:24px;right:26px}.visual-star{right:25px;top:61px;font-size:45px}.section-heading{display:block;margin-bottom:26px}.section-heading>p{margin-top:22px;max-width:46ch}.planned-section{padding-block:48px}.format-grid{grid-template-columns:1fr;gap:16px}.format-card{padding:25px}.format-icon{margin-bottom:18px}.planned-label{margin-top:20px}.catalogue-state{display:block}.catalogue-badge{margin-top:22px;white-space:normal}.sample-section,.questions-section{grid-template-columns:1fr;gap:28px;padding-block:48px}.sample-link{padding:18px;gap:12px}.sample-symbol{flex-basis:44px;width:44px;height:44px;font-size:27px}.sample-link strong{font-size:15px}.sample-link>span>span{font-size:12px}.hub-footer{padding-block:30px 24px}.hub-footer .button{width:100%}}
@media(max-width:360px){.hero-actions{flex-direction:column}.hero-actions .button{width:100%}.hero-visual{min-height:335px}.lesson-paper{left:22px;top:65px;width:calc(100% - 58px);padding:20px}.paper-heading{font-size:25px}.paper-shapes{margin-block:20px;gap:10px}.paper-shapes span{width:36px;height:36px}.paper-footer{font-size:8px}.notes-paper{width:128px;right:15px;bottom:15px;padding:13px}.notes-paper span{font-size:13px}.visual-star{font-size:32px;top:54px;right:14px}.visual-caption{font-size:12px;left:20px}.sample-link{padding:16px;gap:10px}.sample-symbol{flex-basis:38px;width:38px;height:38px}.link-arrow{font-size:22px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media print{.skip,.hub-nav,.hero-visual,.hero-actions,.breadcrumb{display:none}.hub-container{width:100%}.hub-header,.hub-hero,.planned-section,.sample-section,.questions-section,.hub-footer{padding:20px;background:#fff;color:#352753}.hub-hero,.sample-section,.questions-section{display:block}.format-grid{grid-template-columns:repeat(3,1fr)}.format-card,.catalogue-state,.sample-link{break-inside:avoid}details>p{display:block}.button{color:#352753;border-color:#352753}.hub-footer .footer-note{color:#352753}}