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(max-width:600px){.install-prompt{flex-direction:column;text-align:center;gap:10px}.install-prompt-actions{width:100%;justify-content:center}.referral-card-header{flex-direction:column;gap:12px}.referral-stats{width:100%;justify-content:space-around}.referral-code-row{flex-direction:column;align-items:flex-start}}@media (max-width:700px){.proof-lines,.proof-table{overflow-x:auto;-webkit-overflow-scrolling:touch}.mini-action,.primary-action,button{min-height:44px}input[type=email],input[type=password],input[type=text],select,textarea{font-size:16px}.hero-split{grid-template-columns:1fr}.stat-grid{grid-template-columns:repeat(2,1fr)}.compact-grid,.dashboard-grid{grid-template-columns:1fr}main{padding-bottom:env(safe-area-inset-bottom)}.install-prompt{bottom:calc(env(safe-area-inset-bottom) + 16px)}}