:root{--ink:#0c1722;--navy:#102a43;--steel:#2e5f7e;--blue:#53b3d2;--paper:#f4f7f9;--line:#d7e1e7;--text:#243746}*{box-sizing:border-box}body.rotech{margin:0;background:var(--paper);color:var(--text);font-family:Inter,Arial,sans-serif;font-size:17px;line-height:1.65}.shell{width:min(1180px,calc(100% - 40px));margin:auto}.topline{background:var(--ink);color:#b8c8d4;font-size:.78rem}.topline .shell{min-height:34px;display:flex;align-items:center;gap:22px;justify-content:flex-end}.topline a,.site-footer a{color:#fff;text-decoration:none}.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.navline{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:10px;color:var(--navy);font-size:1.35rem;font-weight:800;letter-spacing:.02em;text-decoration:none}.brand small{display:block;color:var(--steel);font-size:.57rem;letter-spacing:.12em;text-transform:uppercase}.brand-mark{display:grid;place-items:center;width:38px;height:38px;background:var(--navy);color:var(--blue);clip-path:polygon(0 0,100% 0,78% 100%,0 100%)}.main-menu ul{display:flex;align-items:center;gap:25px;list-style:none;margin:0;padding:0}.main-menu a{color:var(--ink);font-size:.85rem;font-weight:700;letter-spacing:.06em;text-decoration:none;text-transform:uppercase}.main-menu a:hover,.main-menu .active>a{color:var(--steel)}.menu-toggle{display:none;background:transparent;border:1px solid var(--navy);padding:8px 12px;color:var(--navy);font-weight:700}.site-main{padding:56px 0 80px}.site-main h1{color:var(--navy);font-size:clamp(2.25rem,5vw,4.25rem);line-height:1.08;letter-spacing:-.04em;margin:0 0 30px}.site-main h2{color:var(--navy);font-size:1.6rem;line-height:1.25;margin-top:52px}.site-main .lead{font-size:1.25rem;line-height:1.6;color:#405465;max-width:820px}.site-main img{max-width:100%;height:auto;border-radius:2px}.com-content-article__body,.item-page{max-width:920px}.site-footer{background:var(--ink);color:#c1d0db;padding:48px 0 0}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:30px}.footer-grid strong{color:#fff;font-size:1.1rem}.footer-grid p{margin:.4rem 0}.copyright{margin-top:35px;padding:17px 0;border-top:1px solid #2b4154;color:#849aaa;font-size:.78rem}.hero{background:var(--navy);color:white}@media(max-width:760px){.topline{display:none}.navline{min-height:70px}.menu-toggle{display:block}.main-menu{display:none;position:absolute;left:0;right:0;top:70px;background:#fff;border-bottom:1px solid var(--line);padding:22px}.main-menu.is-open{display:block}.main-menu ul{display:block}.main-menu li+li{margin-top:14px}.site-main{padding:38px 0 58px}.footer-grid{grid-template-columns:1fr}.brand{font-size:1.15rem}}