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(max-width:900px){.prv-landing nav{padding:20px 24px}.prv-landing .nav-links{display:none}.prv-landing .hero{padding:100px 24px 60px}.prv-landing .hero-stats{gap:30px;flex-wrap:wrap;justify-content:center}.prv-landing .features-grid{grid-template-columns:1fr}.prv-landing .chains-layout{grid-template-columns:1fr;gap:40px}.prv-landing .arch-grid{grid-template-columns:1fr}.prv-landing section{padding:80px 24px}.prv-landing footer{flex-direction:column;gap:24px;text-align:center}.prv-landing .crypto-display{display:none}}