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@media(max-width:600px){.sehich-pl-container,.sehich-pl-narrow{width:min(100% - 28px,1160px)}.sehich-pl-brand small{display:none}.sehich-pl-header__cta{padding:10px 12px;font-size:10px}.sehich-pl-hero h1{font-size:36px}.sehich-pl-lead{font-size:14px}.sehich-pl-actions{display:grid}.sehich-pl-button{width:100%}.sehich-pl-section{padding:62px 0}.sehich-pl-feature-grid,.sehich-pl-related-grid{grid-template-columns:1fr}.sehich-pl-feature-grid article{min-height:0}.sehich-pl-step-list li{grid-template-columns:44px 1fr;padding:17px}.sehich-pl-step-list li>span{width:42px;height:42px}.sehich-pl-final__inner,.sehich-pl-footer__inner{align-items:flex-start;flex-direction:column}.sehich-pl-final__inner{padding:28px}.sehich-pl-final__inner>a{width:100%;text-align:center}.sehich-pl-footer__inner{padding:34px 0}.sehich-pl-footer nav{flex-wrap:wrap}}

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@media(max-width:600px){.sehich-pl-chapter-grid{grid-template-columns:1fr}.sehich-pl-chapter-card{min-height:0}}

/* Student conversion hardening — 1.6.13 */
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/* P0-06B — Math 9 student intent + long-tail cluster */
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@media(max-width:600px){.sehich-pl-quick{padding-bottom:12px}.sehich-pl-quick__grid{grid-template-columns:1fr;transform:translateY(-18px)}}