:root{--color-primary:#1d3fa0;--color-primary-dark:#142d75;--color-accent:#1ba3c6;--color-brand-red:#d62828;--color-text:#1d3fa0;--color-text-muted:#41507a;--color-bg:#fff;--color-bg-alt:#f4f7f9;--color-border:#e1e6ea;--max-width:1180px;--radius:10px;--font-sans:"Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);margin:0;line-height:1.6}img{max-width:100%;height:auto;display:block}a{color:var(--color-primary);text-decoration:none}.brand-red{color:var(--color-brand-red)}.brand-name{font-weight:700}.logo-text{font-family:var(--font-sans);letter-spacing:.02em;flex-direction:column;font-size:1.6rem;font-weight:800;line-height:1.1;display:inline-flex}.logo-text__main{color:var(--color-primary)}.logo-text__main .brand-red{font-weight:800}.logo-text__sub{color:var(--color-brand-red);letter-spacing:.04em;font-size:.85rem;font-weight:700}a:hover{text-decoration:underline}.container{width:100%;max-width:var(--max-width);margin-inline:auto;padding-inline:1.25rem}h1,h2,h3{color:var(--color-primary-dark);line-height:1.25}h1{font-size:clamp(1.6rem,4vw,2.4rem)}h2{font-size:clamp(1.4rem,3vw,1.9rem)}.site-header{border-bottom:1px solid var(--color-border);background:var(--color-bg);z-index:50;position:sticky;top:0}.site-header__inner{justify-content:space-between;align-items:center;gap:1rem;padding-block:.75rem;display:flex}.site-header__logo img{width:auto;height:48px}.nav-toggle{cursor:pointer;background:0 0;border:none;padding:.5rem;display:none}.nav-toggle__bar{background:var(--color-primary-dark);border-radius:2px;width:26px;height:3px;margin:5px 0;display:block}.main-nav{align-items:center;gap:1.5rem;display:flex}.main-nav__list{flex-wrap:wrap;gap:1.25rem;margin:0;padding:0;list-style:none;display:flex}.main-nav__list a{color:var(--color-text);white-space:nowrap;font-weight:600}.main-nav__list a.active,.main-nav__list a:hover{color:var(--color-primary)}@media (width<=820px){.nav-toggle{display:block}.main-nav{background:var(--color-bg);border-bottom:1px solid var(--color-border);flex-direction:column;align-items:stretch;gap:1rem;padding:1rem 1.25rem 1.5rem;display:none;position:absolute;top:100%;left:0;right:0}.main-nav.is-open{display:flex}.main-nav__list{flex-direction:column;gap:.75rem}}.hero{background:var(--color-bg-alt);text-align:center;padding-block:3rem}.hero p{max-width:640px;color:var(--color-text-muted);margin:1rem auto 1.75rem;font-size:1.05rem}.btn{background:var(--color-primary);color:#fff;border-radius:var(--radius);padding:.7rem 1.6rem;font-weight:600;transition:background-color .15s;display:inline-block}.btn:hover{background:var(--color-primary-dark);text-decoration:none}.section{padding-block:3rem}.section--alt{background:var(--color-bg-alt)}.product-grid{grid-template-columns:repeat(3,1fr);gap:1.75rem;display:grid}@media (width<=980px){.product-grid{grid-template-columns:repeat(2,1fr)}}@media (width<=640px){.product-grid{grid-template-columns:1fr}}.product-card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);flex-direction:column;transition:box-shadow .2s,transform .2s;display:flex;overflow:hidden}.product-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0a5b8c1f}.product-card__image{aspect-ratio:4/3;object-fit:cover;background:var(--color-bg);width:100%}.product-card__body{flex-direction:column;flex:1;gap:.75rem;padding:1.25rem;display:flex}.product-card__body p{color:var(--color-text-muted);flex:1;margin:0}.product-hero{grid-template-columns:1fr 1fr;align-items:center;gap:2.5rem;padding-block:2.5rem;display:grid}@media (width<=820px){.product-hero{grid-template-columns:1fr}}.product-intro__content{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);align-items:start;gap:2rem;margin-top:1.5rem;display:grid}.product-intro__copy{flex-direction:column;align-items:flex-start;gap:1rem;display:flex}.product-intro__copy p{margin:0;font-size:1.05rem}@media (width<=820px){.product-intro__content{grid-template-columns:1fr}.product-intro__copy{align-items:flex-start}}.gallery{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;display:grid}.gallery img{border-radius:var(--radius);border:1px solid var(--color-border)}.steps-list{gap:.85rem;padding-left:1.25rem;display:grid}.steps-list li{padding-left:.25rem}.feature-list{gap:.6rem;padding-left:1.25rem;display:grid}.article-badges{flex-wrap:wrap;gap:.75rem;margin-block:1rem;display:flex}.article-badge{background:var(--color-bg-alt);border:1px solid var(--color-border);color:var(--color-text-muted);border-radius:999px;padding:.3rem .9rem;font-size:.85rem;font-weight:600}.quality-note{border-radius:var(--radius);align-items:center;gap:1rem;margin-top:2rem;padding:1rem 1.25rem;display:flex}.quality-note img{flex-shrink:0;width:64px}.set-grid{grid-template-columns:repeat(2,1fr);gap:1.5rem;margin-block:2rem;display:grid}@media (width<=640px){.set-grid{grid-template-columns:1fr}}.set-card{text-align:center;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);padding:1.25rem}.set-card img{margin-inline:auto;margin-bottom:.75rem}.prose{max-width:760px}.prose p{margin-bottom:1.1rem}.customer-list{color:var(--color-primary-dark);font-weight:600}.legal{margin-bottom:1.5rem}.legal-block{border-top:1px solid var(--color-border);grid-template-columns:minmax(180px,240px) minmax(0,1fr);align-items:start;gap:1rem 1.5rem;padding-block:.9rem;display:grid}.legal-block__label{align-items:flex-start;gap:.75rem;display:flex}.legal-block__divider{background:var(--color-primary);border:0;border-radius:999px;width:3px;height:1.5rem;margin:.2rem 0 0}.legal-block h3{margin:0;font-size:1rem}.legal-block__content{flex-direction:column;gap:.35rem;display:flex}.legal-block__content p{margin:0}@media (width<=640px){.legal-block{grid-template-columns:1fr}.legal-block__divider{width:100%;height:3px}}.site-footer{border-top:1px solid var(--color-border);background:var(--color-bg-alt);margin-top:2rem;padding-block:1.75rem}.site-footer__inner{color:var(--color-text-muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem;font-size:.9rem;display:flex}.site-footer__links{flex-wrap:wrap;gap:1.25rem;display:flex}