/* Commercial 02: shared brand, aligned editorial composition, real lesson UI. */
.commercial-split{display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center}.commercial-hero{padding:66px 0 72px}.commercial-hero h1{font-size:clamp(38px,4.1vw,62px);line-height:1.08;letter-spacing:-.045em}.commercial-hero h1 em{font-style:normal;color:var(--teal-dark)}.hero-sub{max-width:510px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.hero-actions .btn{font-size:16px}.test-note{font-size:15px!important;line-height:1.5;margin:17px 0;color:var(--muted)}.hero-facts{list-style:none;padding:0;display:flex;gap:10px 20px;flex-wrap:wrap;font-size:14px;margin:28px 0 0}.hero-facts li:before{content:'•';color:var(--teal-dark);margin-right:8px}.product-preview{border:1px solid #d8dfdf;border-radius:18px;overflow:hidden;background:white;box-shadow:0 20px 48px #24466b0c}.product-preview>img{width:100%;aspect-ratio:1.65;object-fit:cover}.product-preview .preview-body{padding:26px 30px}.preview-body h2{font-size:29px}.preview-body p{font-size:17px;margin:14px 0}.preview-top{font-size:12px;display:flex;justify-content:space-between;gap:12px}.text-link{font-size:16px;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;min-height:44px}.text-link:hover{text-decoration:underline}.problem-section{background:var(--blue);padding:65px 0}.problem-layout{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}.problem-layout h2{margin:0}.problem-close{font-size:17px;font-weight:600;color:var(--ink);margin-bottom:0}.format-02{display:grid;grid-template-columns:1fr 1fr;gap:70px;margin-top:38px;align-items:center}.family-frame{border-radius:18px;overflow:hidden}.family-frame img{width:100%;aspect-ratio:1.35;object-fit:cover}.steps-02{padding:0;margin:0;list-style:none}.steps-02 li{display:flex;gap:25px;border-top:1px solid var(--line);padding:22px 0}.steps-02 li:last-child{padding-bottom:0}.steps-02 span{font-size:14px;font-weight:700;color:var(--teal-dark);padding-top:6px}.steps-02 h3{font-size:25px;margin-bottom:8px}.steps-02 p{font-size:16px;margin:0;color:var(--muted)}.demo-band{background:#e9eeE5}.demo-02{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}.demo-02 blockquote{font-size:24px;line-height:1.5;color:var(--ink);margin:25px 0}.demo-02 p{max-width:430px}.demo-picture{display:block;border-radius:18px;overflow:hidden}.demo-picture img{aspect-ratio:1.15;object-fit:cover;width:100%;transition:transform .25s}.demo-picture:hover img{transform:scale(1.02)}.topics-02{display:grid;grid-template-columns:repeat(4,1fr);gap:0 30px;margin-top:35px}.topics-02>div{border-top:1px solid var(--line);padding:26px 0;display:flex;gap:15px;align-items:center}.topics-02 svg{color:var(--teal-dark)}.topics-02 h3{font-size:19px;line-height:1.3;margin:0}.parent-section{background:var(--blue)}.parent-02{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}.real-ui{background:white;border:1px solid #d2dedf;border-radius:18px;overflow:hidden;box-shadow:0 20px 48px #24466b0b}.ui-content{padding:30px}.ui-content h3{font-size:29px;line-height:1.25}.ui-content details{padding:0 18px;background:var(--cream);border-radius:10px;margin-top:25px}.ui-content summary{font-size:16px;padding:17px 0}.ui-content details p{font-size:16px;padding-bottom:20px;margin:0}.ui-footer{font-size:14px;color:var(--muted);margin:20px 0 0}.offer-02{background:var(--cream)}.offer-layout{display:grid;grid-template-columns:1.15fr 1fr;gap:80px;align-items:center}.offer-list{list-style:none;padding:0;margin:26px 0 0}.offer-list li{display:flex;gap:12px;align-items:center;margin:13px 0;font-size:17px}.offer-list svg{color:var(--teal-dark)}.price-panel{background:white;border:1px solid #c6d5d5;border-top:5px solid var(--teal-dark);border-radius:16px;padding:38px}.price-label{font-size:15px;color:var(--muted)}.price{font-size:76px!important;line-height:1.15;color:var(--ink);font-weight:650;letter-spacing:-.055em;margin:15px 0}.price-panel>.btn{width:100%;margin:12px 0 0}.faq-02{padding-top:25px}.site-footer{border-top:1px solid var(--line)}.desktop-nav a,.footer-links a{min-height:44px;display:inline-flex;align-items:center}.btn{transition:transform .15s,background-color .15s;border-radius:10px;white-space:normal;line-height:1.4;min-height:50px}.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(1px)}.lesson-part h2{line-height:1.2}.lesson-page .read-aloud{border-left:4px solid var(--teal-dark)}.lesson-page .story-image{border-radius:16px}.lesson-page .parent-note{font-size:16px!important}.related-offer h3{line-height:1.3}.checkout-main{padding:48px 0 80px}.checkout-grid{display:grid;grid-template-columns:.85fr 1fr;gap:90px;max-width:1100px}.order-summary h1{font-size:38px;line-height:1.15}.order-summary>p{font-size:17px}.order-summary .small-copy{font-size:16px}.checkout-price{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0;margin:28px 0}.checkout-price strong{font-size:34px;color:var(--ink)}.checkout-flow{min-width:0;background:white;padding:32px;border:1px solid var(--line);border-radius:18px}.checkout-flow h2{font-size:32px;line-height:1.2}.checkout-flow p{font-size:17px}.checkout-steps{list-style:none;display:flex;gap:18px;justify-content:space-between;margin:0 0 32px;padding:0 0 18px;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted)}.checkout-steps [aria-current]{font-weight:700;color:var(--teal-dark)}.checkout-flow label{display:block;font-size:16px;margin-bottom:9px}.checkout-flow input[type=email]{width:100%;font-size:18px;line-height:1.5;padding:13px 15px;border:1px solid #8a9ca6;border-radius:8px;min-height:52px}.checkout-flow .checkbox-line{display:flex;align-items:flex-start;gap:12px;font-size:15px;line-height:1.5;margin:18px 0 22px}.checkout-flow input[type=checkbox]{min-width:22px;width:22px;height:22px;margin-top:2px;accent-color:var(--teal-dark)}.checkout-flow .btn{width:100%;font-size:16px}.field-error{color:#923f32;font-size:16px!important;margin-top:10px;line-height:1.4}.field-error:empty{margin:0}.connection-status{background:var(--blue);padding:16px;border-radius:8px;font-size:16px!important}.disclosure-note{border-left:3px solid var(--amber);padding-left:18px}.email-review{overflow-wrap:anywhere;background:var(--cream);padding:15px;border-radius:8px}.back-stage{display:block;min-height:48px;margin:15px auto 0}.success-mark{width:56px;height:56px;background:#edf3e8;border-radius:50%;display:grid;place-items:center;color:var(--teal-dark);margin-bottom:20px}.checkout-flow section:focus{outline:none}.landing-page .section{scroll-margin-top:25px}
@media(min-width:1200px){.commercial-hero{min-height:calc(100svh - 90px);display:flex;align-items:center;max-height:none}.commercial-hero .container{width:100%}}
@media(max-width:991.98px){.commercial-split,.problem-layout,.demo-02,.parent-02{gap:32px}.format-02{gap:35px}.offer-layout{gap:35px}.topics-02{grid-template-columns:repeat(2,1fr)}.checkout-grid{gap:35px}.checkout-flow{padding:25px}.price-panel{padding:28px}.commercial-hero h1{font-size:47px}.hero-actions .btn{width:100%}.product-preview .preview-body{padding:24px}}
@media(max-width:767.98px){.commercial-split,.problem-layout,.format-02,.demo-02,.parent-02,.offer-layout,.checkout-grid{grid-template-columns:1fr;gap:30px}.commercial-hero{padding:32px 0 45px}.commercial-hero h1{font-size:42px}.commercial-hero h1 br{display:none}.hero-actions{flex-direction:column;gap:10px}.hero-actions .btn{max-width:none;width:100%}.hero-facts{gap:8px 15px;margin-top:20px;font-size:14px}.product-preview .preview-body{padding:23px}.product-preview .preview-body h2{font-size:27px}.product-preview>img{aspect-ratio:1.5}.problem-section{padding:45px 0}.format-02{margin-top:25px}.steps-02 li{gap:20px;padding:18px 0}.steps-02 h3{font-size:23px}.demo-02 blockquote{font-size:22px}.demo-02 .btn{width:100%}.demo-picture img{aspect-ratio:1.5}.topics-02{gap:0 18px;margin-top:25px}.topics-02>div{display:block;padding:20px 0}.topics-02 h3{font-size:18px;margin-top:12px}.topics-02 svg{width:27px;height:27px}.ui-content{padding:25px}.ui-content h3{font-size:26px}.price-panel{padding:26px}.price{font-size:68px!important}.faq-02{padding-top:10px}.checkout-main{padding:24px 0 50px}.checkout-grid{gap:25px}.order-summary h1{font-size:32px}.order-summary .back-link{margin-bottom:22px}.order-summary .eyebrow{display:none}.checkout-price{margin:20px 0;padding:16px 0}.checkout-flow{padding:24px 20px}.checkout-flow h2{font-size:29px}.checkout-steps{gap:8px;font-size:13px}.checkout-flow .small-copy{font-size:15px}.footer-small{font-size:14px}.hero-sub{font-size:18px}.test-note{font-size:15px!important}}
@media(max-width:359.98px){.commercial-hero h1{font-size:36px}.checkout-flow{padding:22px 16px}.checkout-flow h2{font-size:27px}.price-panel{padding:22px}.hero-actions .btn{font-size:15px}.topics-02 h3{font-size:17px}}
@media(prefers-reduced-motion:reduce){.btn,.demo-picture img{transition:none}.btn:hover,.btn:active,.demo-picture:hover img{transform:none}}

/* Checkout delivery status; preserve the button's original label. */
.checkout-spinner:not([hidden]){display:inline-block;width:1.1em;height:1.1em;flex-shrink:0;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:checkout-spin .7s linear infinite}
#email-submit:has(.checkout-spinner:not([hidden]))>svg,
#email-submit:has(.checkout-sent:not([hidden]))>svg{display:none}
@keyframes checkout-spin{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){.checkout-spinner:not([hidden]){animation-duration:1.8s}}