:root{--edge-left:var(--offer-gutter);--edge-right:var(--offer-gutter);--rule:2px solid var(--ink)}.poster-nav{grid-template-columns:repeat(4,minmax(0,1fr))}.poster-footer{display:block;padding:0;border:0}.poster-footer img{width:100%}.poster-footer p{grid-column:auto;grid-row:auto}.poster-footer__bottom{margin:0}.page-nav{position:sticky;top:80px;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:24px;padding-left:var(--offer-gutter);background:var(--white);border-bottom:1px solid var(--ink);font-size:13px;font-weight:800}.page-nav a{text-decoration:none}.page-nav>div{display:flex;gap:25px}.page-nav__name{color:var(--blue)}.page-nav .button{min-height:52px;padding:12px 22px;font-size:13px}.page-nav .arrow-icon{width:22px}.ai-free-hero h1{font-size:clamp(40px,5.2vw,76px)}.hero-subtitle{font-size:clamp(22px,1.9vw,28px)}.hero-video-link{display:block;margin-top:18px;font-size:14px;font-weight:700}.expert-grid img{filter:none}.ai-free-day__date strong.word{text-transform:uppercase;font-size:clamp(28px,3.5vw,50px)}section[id],main[id]{scroll-margin-top:150px}.poster-header .poster-brand img{width:127px;height:auto}.menu-open{overflow:hidden}.lead-form fieldset{border:0;padding:0;margin:0;min-width:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 18px;grid-column:1/-1}.form-consent input{min-height:18px;padding:0}.local-dialog .lead-form{padding-top:0}.local-dialog .form-note{font-size:13px!important}.local-dialog::backdrop{background:rgb(23 21 18 / 72%)}.form-status.is-visible{display:block}#pricing{background:var(--ochre)}#pricing .section-head{display:grid;grid-template-columns:1fr 1fr;gap:6vw;margin-bottom:40px}#pricing .section-title{margin:0}.price-card{background:var(--white);border:2px solid var(--ink);display:grid;grid-template-columns:1fr 1fr;gap:24px 6vw;padding:40px}.price-card h3{margin:0;max-width:24ch}.price-card__offer{grid-column:1;grid-row:2/4;display:flex;flex-direction:column;align-items:flex-start;gap:12px}.price-card__offer>span{font-weight:700}.price-card__offer del{font-size:26px;color:var(--muted)}.price{font-family:Unbounded;font-size:clamp(42px,5vw,72px);line-height:1.15;white-space:nowrap}.price-card>p{grid-column:2;grid-row:1;margin:0}.price-card__list{grid-column:2;grid-row:2;margin:0;padding-left:20px}.price-card__list li{padding:8px 0;border-bottom:1px solid #17151233}.price-card__actions{grid-column:1/-1;display:flex;gap:24px;border-top:1px solid var(--ink);padding-top:28px}.price-card__actions .button{flex:1}.price-card__actions .button--dark{background:var(--ink)}.closing{display:grid;grid-template-columns:1.1fr 1fr;gap:8vw;align-items:center;padding-top:90px;padding-bottom:90px}.closing h2{font-size:clamp(42px,5vw,76px);line-height:1.18;letter-spacing:-.05em;margin:22px 0 0;max-width:none}.closing h2 em{font-style:normal;color:var(--ochre)}.eyebrow,.sheet-label{font-size:13px;text-transform:uppercase;letter-spacing:.07em;font-weight:700}.closing-sheet{background:var(--white);color:var(--ink);padding:32px;box-shadow:12px 12px 0 var(--ink);transform:rotate(1deg)}.sheet-label{display:block;border-bottom:1px solid var(--ink);padding-bottom:18px}.closing-sheet p{font-size:18px;line-height:1.6;margin:24px 0}.closing-letters{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--ink);margin-bottom:30px}.closing-letters span{padding:16px 0;text-align:center;font-family:Unbounded;font-size:42px;color:var(--blue);border-right:1px solid var(--ink)}.closing-letters span:last-child{border:0}.closing .button{width:100%;background:var(--ochre)}
@media(max-width:900px){.page-nav{top:64px;gap:12px}.page-nav__name{display:none}.page-nav>div{gap:18px}.poster-footer{display:block;padding:0}.closing{gap:32px}.closing h2{font-size:40px}.price-card{padding:28px;gap:24px}.price{font-size:46px}}
@media(max-width:620px){.page-nav{padding:0;display:grid;grid-template-columns:1fr auto;gap:0}.page-nav>div{gap:16px;overflow-x:auto;padding:15px 16px;white-space:nowrap;min-width:0}.page-nav .button{font-size:11px;gap:0;padding:12px;min-height:50px}.page-nav .arrow-icon{display:none}.ai-free-hero h1{font-size:clamp(32px,9.8vw,60px)}.ai-free-day__date strong.word{font-size:27px}#pricing .section-head,.price-card{display:block}#pricing .section-head__copy{margin-top:24px}.price-card{padding:24px 18px}.price-card h3{font-size:24px;margin-bottom:24px}.price-card__offer{margin-bottom:24px}.price-card>p{margin-bottom:20px}.price-card__actions{display:grid;margin-top:24px;gap:16px}.price{font-size:40px}.price-card__list{font-size:15px}.closing{grid-template-columns:1fr;gap:36px}.closing h2{font-size:clamp(34px,10vw,56px)}.closing-sheet{padding:22px;transform:none;box-shadow:7px 7px 0 var(--ink)}.closing-sheet p{font-size:16px}.closing-letters span{font-size:32px}.lead-form fieldset{grid-template-columns:1fr}.local-dialog .lead-form{padding:22px}.poster-footer{display:block;padding:0}.poster-footer__brand p{grid-row:auto}section[id]{scroll-margin-top:128px}}
.field label{display:block}.ai-free-hero__intro .hero-video-link{display:block;margin-top:18px}.form-consent label{display:flex}.form-consent input{min-height:18px;height:18px}.poster-footer__brand p{font-size:17px}

/* Four focused refinements: video context, original SPIN diagram, English labels, equal lesson scale. */
.ai-free-hero__intro .video-context{font-size:14px;line-height:1.55;margin:24px 0 8px;max-width:54ch}.ai-free-hero__intro .hero-video-link{margin-top:0;font-size:14px}
.ai-free-machine{display:flex;align-items:center;padding:clamp(28px,4vw,60px)}.spin-diagram{width:100%;position:relative;color:var(--white)}.spin-diagram__heading{font-size:12px;letter-spacing:.08em;font-weight:800;margin-bottom:30px}.spin-diagram ol{margin:0;padding:0;list-style:none}.spin-diagram li{display:grid;grid-template-columns:85px 1fr 26px;gap:18px;align-items:center;border-top:1px solid #fffaf066;padding:24px 0}.spin-diagram li:last-child{border-bottom:1px solid #fffaf066}.spin-diagram__letter{font-family:Unbounded,sans-serif;font-size:72px;color:var(--ochre);line-height:1}.spin-diagram li div{display:grid;gap:5px}.spin-diagram li div>span{font-size:13px;letter-spacing:.04em}.spin-diagram strong{font-size:clamp(18px,1.8vw,25px);font-weight:700;line-height:1.3}.spin-diagram__index{align-self:start;font-size:12px;opacity:.6}.spin-diagram>p{font-size:17px;margin:28px 0 0;line-height:1.5}.spin-diagram__arrow{position:absolute;right:0;bottom:-15px;font-size:76px;line-height:1;color:var(--ochre)}.ai-free-day{grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr)}.ai-free-day__date strong.word,.ai-free-day__date strong.letter{font-size:clamp(52px,7vw,100px);line-height:1.15}.ai-free-day__date .lesson-english{display:block;font-size:17px;margin:12px 0 0;color:var(--ochre)}
@media(max-width:1000px) and (min-width:621px){.ai-free-day{grid-template-columns:1fr}.ai-free-day__date strong.word,.ai-free-day__date strong.letter{font-size:80px}}
@media(max-width:620px){.ai-free-machine{padding:36px 24px}.spin-diagram li{grid-template-columns:62px 1fr 18px;gap:12px;padding:20px 0}.spin-diagram__letter{font-size:56px}.spin-diagram strong{font-size:20px}.spin-diagram__heading{font-size:11px}.ai-free-day{grid-template-columns:1fr}.ai-free-day__date{display:flex;flex-direction:column;align-items:flex-start;gap:8px}.ai-free-day__date strong.word,.ai-free-day__date strong.letter{font-size:clamp(48px,15vw,72px);text-align:left}.ai-free-day__date .lesson-english{margin:0}.ai-free-day__date p{margin-top:8px}.spin-diagram__arrow{font-size:60px}}

.ai-free-machine.spin-hero-art{padding:0;overflow:hidden;align-self:stretch;display:block;position:relative;min-height:560px}.spin-hero-art img{display:block;width:100%;height:100%;position:absolute;inset:0;object-fit:cover;object-position:center}.spin-hero-art:before,.spin-hero-art:after{display:none}@media(max-width:820px){.ai-free-machine.spin-hero-art{min-height:0;aspect-ratio:1/1}.spin-hero-art img{position:static;height:auto}}

@media(max-width:820px){.ai-free-machine.spin-hero-art{aspect-ratio:4/5}}

.spin-method-video{display:block;width:100%;height:auto;aspect-ratio:16/9;background:#000;border:1px solid var(--ink)}.video-meta{display:flex;justify-content:space-between;align-items:baseline;gap:20px}.video-meta a{font-size:14px;white-space:nowrap}@media(max-width:620px){.video-meta{display:block}.video-meta .caption{font-size:12px}}
.expert-grid h3{margin-top:24px;margin-bottom:14px}.expert-grid .expert-position{color:var(--blue);font-weight:800;font-size:14px;line-height:1.5;margin-bottom:16px}.expert-grid article>p:last-child{margin-bottom:0}@media(min-width:621px) and (max-width:820px){.expert-grid h3{margin-top:0}}

.spin-kinescope-player{width:100%;aspect-ratio:16/9;background:#000;border:1px solid var(--ink)}.spin-kinescope-player iframe{display:block;width:100%;height:100%;border:0}

/* Workbook: content verified against the supplied 53-page PDF. */
.workbook{align-items:start}.workbook-preview{position:relative}.workbook-format{display:block;margin-top:20px;font-weight:700;font-size:14px}.workbook-copy .workbook-eyebrow{font-size:13px;text-transform:uppercase;letter-spacing:.06em;margin:0 0 22px;color:var(--blue)}.workbook-copy h2{margin-bottom:28px}.workbook-contents{list-style:none;padding:0;margin:30px 0 0}.workbook-contents li{border-top:1px solid #bcb5a8;padding:18px 0;display:grid;gap:8px}.workbook-contents strong{font-size:18px}.workbook-contents span{font-size:16px;line-height:1.55}.workbook-action{margin-top:32px}.workbook-action p{font-size:13px;line-height:1.6;margin-top:18px;max-width:490px}.workbook-action .button{min-height:64px}.workbook-preview img{width:100%;height:auto}.workbook-preview{max-width:360px}@media(max-width:700px){.workbook-preview{max-width:260px;margin:0 auto 28px}.workbook-action .button{width:100%}.workbook-copy h2{font-size:30px}.workbook-contents strong{font-size:17px}}

#workbook .workbook-contents{padding-inline:0;margin-inline:0;text-align:left}#workbook .workbook-contents li{padding-inline:0;margin-inline:0}

/* Native section permalinks stay visible to keyboard and pointer users. */
.section-anchor{display:inline-flex;vertical-align:middle;margin-inline-start:12px;color:inherit;opacity:.55;line-height:1;padding:6px}.section-anchor:hover,.section-anchor:focus-visible{opacity:1}.section-anchor:focus-visible{outline:2px solid currentColor;outline-offset:3px}.section-anchor svg{flex:none}.page-nav>div{min-width:0;overflow-x:auto;white-space:nowrap;padding-block:14px;gap:20px}.page-nav__name,.page-nav>.button{flex-shrink:0}.page-nav{gap:20px}.page-nav__name{font-size:11px}.page-nav>div a{flex:none}section[id],main[id]{scroll-margin-top:var(--spin-anchor-offset,150px)}
.spin-countdown{display:flex;flex-wrap:wrap;align-items:center;gap:20px 40px;padding:28px var(--offer-gutter);background:var(--ink);color:var(--white);grid-column:1/-1}.spin-countdown[hidden]{display:none}.spin-countdown p{margin:0}.spin-countdown__label{display:grid;gap:6px}.spin-countdown__label time{font-size:14px}.spin-countdown dl{display:flex;gap:24px;margin:0}.spin-countdown dl>div{display:flex;flex-direction:column-reverse;gap:6px;min-width:64px}.spin-countdown dt{font-size:13px}.spin-countdown dd{margin:0;font:600 clamp(28px,4vw,48px)/1.15 Unbounded,sans-serif;font-variant-numeric:tabular-nums;color:var(--ochre)}.closing .spin-countdown{padding:28px 0;background:transparent;border-bottom:1px solid #fffaf066}.ai-free-offer+.spin-countdown{border-top:1px solid #fffaf044}
@media(max-width:620px){.spin-countdown{gap:24px;padding:24px 16px}.spin-countdown dl{gap:24px}.page-nav{gap:0}.section-anchor{margin-inline-start:6px;padding:4px}}

/* Closing consultation uses the shared inline lead form, not the case exercise. */
.spin-consultation{align-items:start;column-gap:5vw;row-gap:40px;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr)}.spin-consultation .closing-question{padding-top:24px}.spin-consultation h2{font-size:clamp(32px,3.5vw,48px);line-height:1.2;letter-spacing:-.03em;margin:0 0 28px}.spin-consultation .closing-question>p{font-size:18px;line-height:1.6;max-width:38ch;margin:0}.spin-question-panel{color:var(--ink);align-self:start}.spin-consultation .spin-countdown{padding-top:0}.spin-question-panel .form-submit{background:var(--ochre);color:var(--ink)}.spin-question-panel .form-submit:hover{background:var(--ink);color:var(--white)}
@media(max-width:900px){.spin-consultation{grid-template-columns:minmax(0,1fr)}.spin-consultation .closing-question{padding-top:0}.spin-consultation .closing-question>p{max-width:60ch}}