/* RUSADIX Security essentials · scoped to four bilingual guides. */
.rt-essentials{max-width:900px}.rt-essentials .security-hero{max-width:900px}
.rt-essentials .security-lead{font-size:clamp(17px,2vw,20px)}
.rt-essentials .rt-body>p.rt-essential-opening{font-size:clamp(17px,2vw,19px);line-height:1.73;color:#263d3c;margin:1.7rem 0 2rem}
.rt-essentials .security-section{scroll-margin-top:90px;margin:2.15rem 0}
.rt-essentials .security-section>h2{font-size:clamp(23px,3vw,29px);line-height:1.27;border-bottom:1px solid #dce9e3;padding-bottom:.52em}
.rt-essentials .rt-body p,.rt-essentials .rt-body li{line-height:1.75}
.rt-essential-steps{counter-reset:essential;list-style:none;padding:0;margin:1.4rem 0;display:grid;gap:13px}
.rt-essential-steps>li{counter-increment:essential;position:relative;padding:17px 20px 18px 68px;background:#f8fcfa;border:1px solid #d9e8e1;border-radius:15px;line-height:1.7}
.rt-essential-steps>li:before{content:counter(essential, decimal-leading-zero);position:absolute;left:17px;top:18px;display:flex;align-items:center;justify-content:center;width:37px;height:37px;background:#e4f3ed;border:1px solid #b9dacc;color:#135a4c;border-radius:11px;font-weight:800;font-size:13px}
.rt-essential-panels{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:1.3rem 0}
.rt-essential-panels section{background:#f8fbfc;border:1px solid #d7e3e5;border-radius:15px;padding:20px 21px}
.rt-essential-panels h3{font-size:18px;line-height:1.35;color:#214e4e;margin:0 0 10px}
.rt-essential-panels p{margin:0}
.rt-essentials details{border:1px solid #d9e6e2;border-radius:12px;background:#fff;margin:9px 0;padding:14px 16px}
.rt-essentials summary{cursor:pointer;font-weight:700;color:#244a40}
.rt-essentials details p{margin:.8rem 0 .25rem}
.rt-essentials .rt-figure{overflow:hidden;border-radius:16px;border:1px solid #d3e4e3;background:#091d31}
.rt-essentials .rt-figure img{display:block;width:100%;height:auto}
.rt-essentials .rt-figure figcaption{background:#f5faf8;color:#4d6664;font-size:13px;padding:9px 15px}
.rt-essentials a{overflow-wrap:anywhere}
.rt-essentials a:focus-visible,.rt-essentials summary:focus-visible{outline:3px solid #18799b;outline-offset:3px}
.rt-essentials .security-sources li{overflow-wrap:anywhere}
@media(max-width:680px){.rt-essential-panels{grid-template-columns:1fr}.rt-essential-steps>li{padding:14px 14px 15px 58px}.rt-essential-steps>li:before{left:12px;top:15px;width:34px;height:34px}.rt-essentials .rt-body p,.rt-essentials .rt-body li{line-height:1.68}.rt-essentials .rt-figure{border-radius:10px}}
@media(prefers-reduced-motion:reduce){.rt-essentials *{scroll-behavior:auto}}