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16px}.section-title{font-size:26px}.section-sub{font-size:14px}.features-grid{grid-template-columns:1fr;margin-top:32px}.feature{padding:22px}.cats-strip{grid-template-columns:repeat(4,1fr);gap:8px;margin-top:28px}.cat-item{border-radius:14px;padding:14px 4px}.cat-emoji{font-size:26px}.cat-zh{font-size:11px}.cat-en{font-size:9px}.download{padding:48px 0}.dl-grid{gap:16px;margin-top:32px}.dl-card{flex-direction:column;padding:24px;gap:20px;align-items:flex-start}.qr-frame{width:120px;height:120px}.dl-title{font-size:18px}.apk-strip{padding:18px 20px;flex-direction:column;align-items:flex-start}.apk-meta{flex-wrap:wrap;gap:12px}.contact{padding:48px 0}.contact-title{font-size:24px}.contact-mail{font-size:13px;padding:12px 16px}.footer{padding:40px 0 24px}.footer-inner{padding:0 16px}.footer-top{grid-template-columns:1fr;gap:24px}.footer-tagline{max-width:100%}}@media (max-width:390px){.hero-title{font-size:30px}.cats-strip{grid-template-columns:repeat(4,1fr);gap:6px}.cat-item{padding:10px 2px}.cat-emoji{font-size:22px}}