@media (max-width:1024px){.grid-4{grid-template-columns:repeat(2,1fr)}.feature-grid{grid-template-columns:repeat(2,1fr)}.proof-grid{grid-template-columns:repeat(2,1fr)}.product-layout{grid-template-columns:1fr}.landing-steps{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:768px){.nav{display:none}.burger{display:flex}.header-phone{display:none}.hero-inner{grid-template-columns:1fr;padding:48px 0}.hero-content h1{font-size:28px}.hero-stats{gap:20px}.stat-number{font-size:22px}.grid-4,.grid-3,.grid-2,.tile-grid,.feature-grid,.proof-grid,.related-grid,.landing-steps{grid-template-columns:1fr}.section{padding:48px 0}.section-title{font-size:24px}.product-gallery-main{height:280px}.footer-grid{grid-template-columns:1fr;gap:32px}.mobile-bar{display:flex}body{padding-bottom:64px}.cta-group{flex-direction:column}.cta-group .btn{width:100%}.specs-table{display:block;overflow-x:auto;white-space:nowrap}.calc-container .calc-row{grid-template-columns:1fr!important;gap:16px}.add-grid{grid-template-columns:1fr!important}.calc-container .btn{width:100%}.calc-container table{display:block;overflow-x:auto;white-space:nowrap}.calc-container th,.calc-container td{font-size:13px;padding:8px 4px}.calc-container .product-meta{flex-direction:column;gap:12px}.calc-container .product-meta-item{min-width:auto;width:100%}.calc-container .product-gallery-main{height:240px}.calc-container .product-gallery-thumbs{grid-template-columns:repeat(3,1fr)}.product-layout{grid-template-columns:1fr;gap:24px}.product-meta{flex-direction:column;gap:12px}.product-meta-item{min-width:auto}.product-gallery-main{height:240px}.product-gallery-thumbs{grid-template-columns:repeat(3,1fr)}}
@media (max-width:480px){.hero-content h1{font-size:24px}.hero-content .subtitle{font-size:16px}.btn{padding:10px 18px;font-size:14px}.card{padding:16px}.modal{padding:20px;margin:12px;width:calc(100% - 24px)}.modal-overlay{padding:0}.container{padding:0 12px}.calc-container{padding:0 4px}.add-grid{grid-template-columns:1fr!important}.product-gallery-main{height:200px}.product-gallery-thumbs{grid-template-columns:repeat(3,1fr)}.btn-sm{padding:6px 12px;font-size:12px}.mobile-bar a,.mobile-bar button{font-size:14px}.cookie-inner{flex-direction:column;text-align:center}.cookie-btn{margin:4px}}
/* Mobile nav open state */
@media (max-width:768px){
  .nav.open{display:flex!important;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;padding:20px;box-shadow:0 8px 20px rgba(0,0,0,0.1);gap:16px;z-index:999;border-bottom:1px solid var(--border)}
  .nav.open a{display:block;width:100%;padding:12px 0;font-size:16px;border-bottom:1px solid var(--border)}
  .nav.open a:last-child{border-bottom:none}
}