/* Revision 2: product, learning needs and purchase requirements. */
.equal-actions{display:grid!important;grid-template-columns:1fr 1fr;gap:10px!important}.equal-actions .button{padding:12px 10px!important;gap:8px!important;font-size:11px!important;white-space:nowrap}.audiences{padding:80px 0 0}.audience-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.audience-grid article{background:#fff;border:1px solid #d6dfce;border-radius:9px;padding:34px;scroll-margin-top:30px}.audience-grid article:last-child{background:#edf3e4}.audience-label{font-size:11px;font-weight:800;letter-spacing:.08em;color:#637e4e}.audience-grid h3{font-size:27px;line-height:1.45;margin:23px 0 16px}.audience-grid p{font-size:14px;color:var(--muted);line-height:1.9}.audience-grid ul{list-style:none;padding:20px 0;margin:0 0 20px;border-top:1px solid #d6dfce}.audience-grid li{font-size:13px;margin:9px 0}.audience-grid li:before{content:'✓';color:#608441;margin-right:10px}.audience-grid .button{font-size:12px}.hero-side p br:first-child{display:initial!important}
.header{height:88px}.hero{display:grid;grid-template-columns:.85fr 1.35fr;gap:34px 44px;padding-top:48px}.hero-copy{display:block;margin:0}.hero h1{font-size:clamp(40px,4.6vw,62px);line-height:1.14;letter-spacing:-.065em}.hero h1 em{color:#608441}.hero .eyebrow{font-size:11px;letter-spacing:.05em;margin-bottom:22px}.hero-side{padding:0;margin-top:24px}.hero-side p{font-size:14px;line-height:1.9;margin-bottom:23px}.hero-actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap}.hero-actions .button{font-size:13px;gap:18px;padding:13px 18px}.text-link{font-size:12px;font-weight:700;border-bottom:1px solid #a6b49a;padding:5px 0}.hero-product{align-self:center;background:#fff;border:1px solid #d1dccb;border-radius:12px;overflow:hidden;box-shadow:0 20px 60px #21352210}.product-top{padding:13px 17px;display:flex;justify-content:space-between;gap:10px;background:#172f2b;color:#fff;font-size:10px}.product-top i{display:inline-block;width:6px;height:6px;background:#d9f279;border-radius:100%;margin-right:7px}.product-top>span:last-child{color:#d9f279}.hero-screen{border-radius:0;box-shadow:none;position:relative}.hero-screen img{width:100%;height:auto;object-fit:contain}.focus-ring{position:absolute;left:50%;top:39%;width:52px;height:52px;display:grid;place-items:center;border:2px solid #edff91;border-radius:50%;background:#23391755;color:white;box-shadow:0 0 0 5px #d9f27940;font-size:15px;font-weight:800;transform:translate(-50%,-50%);pointer-events:none;transition:left .25s,top .25s}.focus-controls{display:flex;gap:6px;padding:14px 16px 0}.focus-controls button{flex:1;border:1px solid #d8e0d4;background:#fff;border-radius:5px;padding:9px 4px;font-size:11px;color:var(--ink)}.focus-controls button[aria-pressed=true]{background:#e9f4d3;border-color:#91ab66;font-weight:750}.focus-description{font-size:12px;padding:12px 17px 0;margin:0;min-height:48px}.product-disclaimer{font-size:9px;color:#6f7b72;margin:8px 17px 15px;line-height:1.7}.hero-proof{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr) 1.35fr;align-items:center;border-top:1px solid #d4ddce;border-bottom:1px solid #d4ddce;margin-top:12px;padding:24px 0}.hero-proof>div{padding:0 25px;border-right:1px solid #d4ddce}.hero-proof>div:first-child{padding-left:0}.hero-proof span{display:block;font-size:11px;color:var(--muted)}.hero-proof strong{font-size:17px;letter-spacing:-.04em}.hero-proof>a{font-size:12px;display:flex;align-items:center;justify-content:flex-end;gap:20px;padding-left:20px}.hero-proof>a span{font-size:22px;color:#607f42}.intro{padding:76px 0}.section-title{margin-bottom:35px}.section-title h2{font-size:36px}.steps h3{margin-top:22px}.experience{padding:76px 0}.tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:23px}.tabs button{text-align:left;border-radius:7px;padding:18px 20px;background:#f8fbf3;border-color:#c8d4ba;white-space:normal}.tabs button>span{font-size:16px;display:block;font-weight:700;letter-spacing:-.04em}.tabs button small{font-size:11px;display:block;margin-top:10px;opacity:.75}.tabs button[aria-selected=true]{background:#17372f;border-color:#17372f}.screen-caption h3{font-size:23px;max-width:42%}.screen-caption p{max-width:50%;font-size:14px}.packages{padding:85px 0}.compare-wrap{margin-top:40px;overflow-x:auto;border:1px solid #d8dfd4;border-radius:8px;background:#fff}.comparison{border-collapse:collapse;width:100%;text-align:left;font-size:12px;min-width:580px}.comparison caption{text-align:left;padding:22px 24px;font-size:18px;font-weight:750;letter-spacing:-.04em;background:#eef2e8}.comparison th,.comparison td{padding:16px 22px;border-bottom:1px solid #e4e9df;vertical-align:top}.comparison thead{font-size:11px;color:#60734d;background:#f8faf6}.comparison th{font-weight:700}.comparison tbody tr:last-child>*{border-bottom:0}.finder{padding:75px 0}.finder-decoration{margin-top:35px}.faq{padding:75px 0}.closing{padding:70px 0}
@media(min-width:1600px){.hero-screen img{height:auto}.hero-screen{max-height:none}}
@media(max-width:1000px){.hero{grid-template-columns:.85fr 1.15fr;gap:30px 26px}.hero h1{font-size:47px}.hero-side p{font-size:12px}.hero-actions{gap:12px}.hero-proof strong{font-size:15px}.hero-proof>a{font-size:11px}.tabs button{padding:15px}.tabs button>span{font-size:14px}.screen-caption h3,.screen-caption p{max-width:none}.comparison th,.comparison td{padding:15px}.section-title h2{font-size:33px}}
@media(max-width:760px){.hero{grid-template-columns:1fr;gap:30px;padding-top:34px}.hero-copy{display:grid;grid-template-columns:1fr 1fr;gap:0 25px}.hero-copy>.eyebrow{grid-column:1/-1}.hero-side{align-self:end;margin:0}.hero h1{font-size:43px}.hero-side p{font-size:12px;margin-bottom:18px}.hero-side small{display:block;margin:12px 0 0}.hero-product{width:100%}.hero-proof{margin-top:0;grid-template-columns:repeat(3,1fr);padding:19px 0 0;gap:19px 0}.hero-proof>div{padding:0 16px}.hero-proof>div:nth-child(3){border:0}.hero-proof>a{grid-column:1/-1;border-top:1px solid #d4ddce;padding:14px 0;justify-content:space-between}.hero-proof strong{font-size:15px}.hero-proof span{font-size:10px}.tabs button>span{font-size:13px}.tabs button small{font-size:10px}.comparison caption{font-size:16px}.intro{padding:60px 0}.section-title h2{font-size:30px}}
@media(max-width:480px){.header{height:74px}.hero-copy{display:block}.hero h1{font-size:44px}.hero h1 br:nth-child(2){display:none}.hero-side{margin-top:20px}.hero-side p{font-size:13px;line-height:1.8}.hero-side p br{display:block}.hero .eyebrow{font-size:10px}.hero-actions{gap:20px}.hero-actions .button{font-size:12px}.hero-product{border-radius:8px}.product-top{font-size:9px;padding:11px 12px}.focus-controls{padding:12px 11px 0}.focus-controls button{font-size:10px}.focus-ring{width:35px;height:35px;font-size:12px}.focus-description{font-size:11px;padding:10px 12px 0;min-height:46px}.product-disclaimer{font-size:9px;margin:4px 12px 12px}.hero-proof>div{padding:0 12px}.hero-proof strong{font-size:13px}.hero-proof span{font-size:9px}.experience{padding:60px 0}.tabs{grid-template-columns:1fr;gap:7px;margin-bottom:17px}.tabs button{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 15px}.tabs button>span{font-size:13px}.tabs button small{margin:0;font-size:9px}.screen-caption h3{font-size:20px}.screen-caption p{font-size:12px}.packages{padding:60px 0}.compare-wrap{margin-top:25px}.comparison{font-size:11px;min-width:540px}.finder,.faq{padding:60px 0}.closing{padding:55px 0}.closing h2{font-size:30px}}
@media(max-width:1000px){.equal-actions{grid-template-columns:1fr}.equal-actions .button{max-width:265px;font-size:12px!important}.audience-grid article{padding:25px}.audience-grid h3{font-size:23px}}
@media(max-width:680px){.audiences{padding-top:60px}.audience-grid{grid-template-columns:1fr;gap:16px}.audience-grid article{padding:26px}.audience-grid p{font-size:13px}.audience-grid p br{display:none}.equal-actions{grid-template-columns:1fr 1fr}.equal-actions .button{font-size:10px!important;padding:13px 9px!important}.audience-grid h3{font-size:24px}}
.equal-actions .outline{background:var(--ink);color:white;border-color:var(--ink)}
.audience-grid p br{display:initial}
.planner-intro>p br{display:initial!important}
.teaching{background:#f1f3ec;border-bottom:1px solid var(--line);padding:85px 0}.teaching .section-title{margin-bottom:32px}.institution-switch{max-width:520px;margin-bottom:30px}.institution-switch legend{font-size:12px;color:var(--muted)}.institution-switch .choice-group{gap:0;background:#fff;border-radius:7px;padding:5px;border:1px solid #d1dcc9}.institution-switch .choice-group span{border:0;font-size:13px;padding:12px}.institution-switch .choice-group input:checked+span{background:var(--ink);color:white}.lesson-story{display:grid;grid-template-columns:1.15fr 1fr;border:1px solid #d1dcc9;border-radius:10px;overflow:hidden;background:#fff}.lesson-visual{align-self:stretch;display:flex;flex-direction:column;justify-content:center;background:#203c32;padding:24px}.lesson-visual img{width:100%;height:auto;border-radius:5px;display:block}.lesson-visual>span{font-size:10px;color:#d8e6cc;margin-top:14px;letter-spacing:.03em}.lesson-copy{padding:30px 34px}.lesson-kicker{font-size:10px;font-weight:800;color:#6c8256}.lesson-copy h3{font-size:23px;margin:9px 0 22px;line-height:1.4}.lesson-copy ol{list-style:none;counter-reset:lesson;padding:0;margin:0 0 20px}.lesson-copy li{counter-increment:lesson;position:relative;padding-left:33px;margin:18px 0}.lesson-copy li:before{content:'0' counter(lesson);position:absolute;left:0;top:2px;font-size:10px;font-weight:800;color:#748e58}.lesson-copy li strong{display:block;font-size:14px}.lesson-copy li p{font-size:12px;color:var(--muted);margin:5px 0 0;line-height:1.8}.lesson-copy .text-link{font-size:11px}.lesson-planner{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;margin-top:60px;padding-top:50px;border-top:1px solid #cdd9c4}.planner-intro .eyebrow{font-size:10px;letter-spacing:.03em;margin-bottom:18px}.planner-intro h3{font-size:29px;line-height:1.45;letter-spacing:-.05em;margin-bottom:18px}.planner-intro>p:not(.eyebrow){font-size:13px;color:var(--muted);line-height:1.8}.set-diagram{display:flex;align-items:center;gap:24px;margin:28px 0}.set-diagram>span{display:flex;align-items:center;gap:11px;font-size:11px;font-weight:700}.set-diagram svg{width:54px;height:47px;stroke:#607c46;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.set-diagram>b{font-size:18px;color:#91a283}.planner-intro .planner-caution{font-size:11px!important}.lesson-planner form{background:white;border:1px solid #d1dcc9;border-radius:9px;padding:30px}.planner-fields{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.planner-fields>label{font-size:11px;font-weight:700}.number-field{display:flex;align-items:center;border:1px solid #b9c9af;border-radius:5px;margin-top:9px;background:#fcfef9;padding-right:10px}.number-field:focus-within{outline:2px solid #4f7c50;outline-offset:2px}.number-field input{min-width:0;width:100%;border:0;outline:none!important;background:transparent;font-size:22px;padding:12px 4px 12px 12px;font-weight:650;color:var(--ink)}.number-field>span{font-size:10px;font-weight:400;white-space:nowrap}.number-field:has(input[aria-invalid=true]){border-color:#b95336;background:#fff8f4}.field-help{font-size:10px;color:var(--muted);margin:13px 0 0}.planner-error{font-size:12px;color:#9c3e27;margin:12px 0}.planner-error:empty{display:none}.planner-result{border-top:1px solid var(--line);padding-top:22px;margin-top:22px}.planner-result[hidden]{display:none}.plan-numbers{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:14px 0 18px}.plan-numbers>div+div{border-left:1px solid var(--line);padding-left:22px}.plan-numbers strong{font-size:35px;font-weight:750;letter-spacing:-.04em;line-height:1.3;display:block}.plan-numbers span{display:block;font-size:11px;color:var(--muted);margin-top:4px}#plan-equipment{font-size:12px;padding:10px 13px;background:#eef5df;border-radius:5px;margin-bottom:12px}.plan-note{font-size:10px;line-height:1.8;color:var(--muted);margin:0 0 20px}.planner-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.planner-actions .button{font-size:12px;padding:12px 17px;gap:18px}.planner-actions .text-link{font-size:11px}#lesson-save-status{display:block;margin-top:13px;font-size:10px;color:var(--muted);line-height:1.8}.finder .choice-group span{white-space:nowrap}.hero h1 em{letter-spacing:-.07em}
@media(max-width:1000px){.lesson-copy{padding:25px}.lesson-copy h3{font-size:21px}.lesson-visual{padding:18px}.lesson-planner{gap:28px}.planner-intro h3{font-size:25px}.lesson-planner form{padding:24px}.planner-fields{gap:8px}.planner-fields>label{font-size:10px}.set-diagram{gap:15px}.set-diagram>span{flex-direction:column;gap:5px}.plan-numbers strong{font-size:30px}}
@media(max-width:760px){.teaching{padding:65px 0}.lesson-story{grid-template-columns:1fr}.lesson-visual{padding:18px}.lesson-visual img{max-height:360px;object-fit:contain}.lesson-copy{padding:27px}.lesson-copy h3{font-size:24px}.lesson-copy li p{font-size:13px}.lesson-planner{grid-template-columns:1fr;gap:22px;margin-top:36px;padding-top:36px}.planner-intro h3{font-size:27px}.set-diagram>span{flex-direction:row}.set-diagram{margin:22px 0}.planner-intro>p br{display:none}.planner-fields{gap:12px}.planner-fields>label{font-size:11px}.plan-numbers strong{font-size:34px}}
@media(max-width:480px){.teaching{padding:55px 0}.institution-switch{margin-bottom:23px}.institution-switch .choice-group span{font-size:12px}.lesson-copy{padding:24px}.lesson-copy h3{font-size:22px}.lesson-copy li p{font-size:12px}.lesson-planner form{padding:20px}.planner-fields{gap:8px}.planner-fields>label{font-size:10px;line-height:1.7}.number-field input{font-size:22px;padding-left:10px}.number-field{padding-right:7px}.plan-numbers strong{font-size:29px}.plan-numbers>div+div{padding-left:16px}.planner-actions{gap:14px}.finder-form{padding:22px}.finder .choice-group{gap:7px}.finder .choice-group span{font-size:12px}.planner-intro h3{font-size:25px}}

/* Final usability pass: keyboard navigation and motion preferences. */
.skip-link{position:absolute;left:16px;top:10px;z-index:1000;padding:12px 18px;border-radius:6px;background:#152928;color:#fff;transform:translateY(-180%)}
.skip-link:focus{transform:translateY(0)}
#main-content:focus{outline:none}
.compare-wrap:focus-visible{outline:3px solid #237d89;outline-offset:5px}
.compare-hint{display:none;font-size:12px;color:var(--muted);margin:10px 0 0}
@media(max-width:760px){.compare-hint{display:block}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

/* Pricing and downloads. Operator editing stays in a separate local file. */
[hidden]{display:none!important}.price-period{display:block;color:var(--muted);font-size:12px;margin:6px 0 16px;min-height:20px}.purchase-link{margin-bottom:10px}.downloads-section{padding:85px 0;background:#e8eee2}.download-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.download-card{padding:32px;background:#fff;border:1px solid #d4ddce;border-radius:10px;display:flex;flex-direction:column;align-items:flex-start}.download-tag{font-size:11px;font-weight:750;letter-spacing:.08em;color:#527444}.download-card h3{font-size:25px;margin:18px 0 12px}.download-card>p{font-size:14px;color:var(--muted)}.download-card>.button{margin-top:12px}.file-details{margin-top:20px;width:100%;font-size:12px;color:var(--muted)}.file-details summary{cursor:pointer}.file-details code{display:block;overflow-wrap:anywhere;margin:12px 0;font-size:11px}.file-details p{margin-bottom:0}#guide-status{font-size:12px;margin:14px 0 20px}.sales-contact{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-top:32px;margin-top:32px;border-top:1px solid #cad7bf}.sales-contact h3{font-size:21px;margin-bottom:10px}.sales-contact p{font-size:13px;color:var(--muted);max-width:480px}.contact-links{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:12px}.header nav{gap:20px}@media(max-width:1000px){.header nav{gap:12px;font-size:12px}}@media(max-width:760px){.download-grid{grid-template-columns:1fr}.downloads-section{padding:60px 0}.download-card{padding:24px}.sales-contact{align-items:flex-start;flex-direction:column;gap:14px}.download-card>.button{max-width:100%;font-size:12px}.header nav{display:none}}
.sales-announcement{padding:14px 20px;margin-top:16px;background:#e8eee2;border-radius:6px;font-size:13px;white-space:pre-line}.policy-links{display:flex;gap:20px;flex-wrap:wrap;padding:20px 0;font-size:12px;border-top:1px solid var(--line)}.policy-links a{text-decoration:underline;text-underline-offset:3px}