:root{color:#111827;background:#f5f7fa;font-family:Inter,PingFang SC,Microsoft YaHei,system-ui,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}a{color:inherit;text-decoration-thickness:.08em;text-underline-offset:.18em}a:hover{color:#c1121f}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}img,svg{display:block;max-width:100%}.site-shell{min-height:100vh;background:#f5f7fa}.service-bar{display:flex;justify-content:space-between;gap:20px;width:min(1320px,calc(100% - 40px));margin:0 auto;padding:10px 0;color:#6b7280;font-size:.875rem}.service-bar a,.site-footer a{color:#d71920;font-weight:700;text-decoration:none}.site-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:24px;width:min(1320px,calc(100% - 40px));margin:0 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p[role=status]{margin:0;color:#1f7a43;font-size:.875rem;font-weight:900}.configurator-inquiry{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding:18px}.configurator-inquiry h2{grid-column:1 / -1;margin:0;color:#111827;font-size:1.25rem}.configurator-inquiry label{display:grid;gap:8px;color:#111827;font-size:.875rem;font-weight:900}.configurator-inquiry input,.configurator-inquiry select,.configurator-inquiry textarea{width:100%;border:1px solid rgba(17,24,39,.18);border-radius:8px;background:#f5f7fa;color:#111827;padding:0 12px}.configurator-inquiry input,.configurator-inquiry select{min-height:42px}.configurator-inquiry textarea{min-height:96px;padding:12px;resize:vertical}.configurator-inquiry .button-row{grid-column:1 / -1}.empty-state{display:grid;min-height:360px;place-items:center;align-content:center;gap:18px;text-align:center}.empty-state h1{margin:0;color:#111827;font-size:clamp(2rem,4vw,3.5rem)}.empty-state--catalog{min-height:320px;border:1px solid rgba(17,24,39,.1);border-radius:8px;background:#fff;padding:32px}.empty-state--catalog h2{margin:0;color:#111827;font-size:1.75rem}.empty-state--catalog p{max-width:420px;margin:0;color:#6b7280;line-height:1.7}@media(max-width:1024px){.configurator-layout{grid-template-columns:1fr}.configurator-steps,.configuration-summary{position:static}.configurator-steps{grid-template-columns:repeat(2,minmax(0,1fr))}.configurator-steps button{border-right:1px solid rgba(17,24,39,.08)}.catalog-layout{grid-template-columns:1fr}.filters-panel{grid-template-columns:repeat(3,minmax(0,1fr))}.catalog-layout .product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px){.service-bar,.site-header,.site-footer,.hero-section,.button-row,.support-band,.product-configurator-callout,.product-card__buy{align-items:stretch;flex-direction:column}.service-bar,.site-footer{gap:8px}.service-bar,.site-header,.site-footer,.page{width:calc(100% - 24px)}.site-header{position:static}.main-nav{display:grid;width:100%;grid-template-columns:repeat(3,minmax(0,1fr));justify-content:stretch}.main-nav a,.cart-link{text-align:center}.brand-mark img{width:172px}.footer-brand{align-items:flex-start;flex-direction:column}.hero-section{display:flex;min-height:auto;padding:24px 0}.trust-strip,.series-grid,.info-grid{grid-template-columns:1fr}.trust-strip{margin:0 0 42px}.product-grid,.catalog-layout,.detail-layout,.detail-layout--support,.checkout-form,.configurator-card-grid,.configurator-inquiry,.configurator-steps{grid-template-columns:1fr}.configuration-summary{position:static}.summary-panel{border-color:#11182729}.cart-item,.cart-summary{grid-template-columns:1fr;align-items:stretch}.cart-summary .primary-button,.checkout-form button{width:100%}.detail-gallery .product-visual{min-height:280px}.product-card__body{min-height:auto}.product-visual{min-height:210px}}