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a{color:var(--green-deep);text-underline-offset:4px;margin-top:20px;text-decoration:underline;display:inline-block}.product-features .pf-faq-list{max-width:900px}.pf-faq-item{border-bottom:1px solid var(--line)}.pf-faq-question{cursor:pointer;color:var(--ink);justify-content:space-between;align-items:center;gap:20px;padding:22px 0;font-size:20px;list-style:none;display:flex}.pf-faq-question::-webkit-details-marker{display:none}.pf-faq-arrow{width:20px;height:20px;color:var(--green-deep);flex-shrink:0}.pf-faq-item[open] .pf-faq-arrow{transform:rotate(180deg)}.pf-faq-answer{color:var(--ink-2);padding-bottom:24px}.product-features :focus-visible,.features-topics :focus-visible{outline:3px solid var(--green-deep);outline-offset:3px}@media (width<=1000px){.product-features .pf-card-grid,.product-features .pf-teacher-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=720px){.features-intro{padding-block:28px}.features-topics{gap:8px}.features-topics a{padding:8px 14px;font-size:14px}.product-features .pf-section{padding:52px 0}.product-features .pf-section-inner{padding-inline:24px}.product-features .pf-card-grid,.product-features .pf-teacher-grid,.product-features .pf-product-grid{grid-template-columns:1fr;gap:18px}.product-features .pf-card,.product-features .pf-campus-card,.product-features .pf-teacher-card{padding:24px}.product-features h3{margin-top:32px;font-size:23px}.pf-stage-item{flex-direction:column;gap:8px;padding:18px}.pf-flow-steps{flex-direction:column;align-items:stretch}.pf-flow-arrow{text-align:center}.pf-flow-step{justify-content:flex-start}.pf-faq-question{font-size:18px}.product-features .pf-quote-block{padding:20px}.pf-product-body{padding:24px}.product-features .pf-product-header{padding:22px 24px}}