:root{--ink:#0b1524;--muted:#607088;--blue:#2563eb;--soft:#f5f8fc;--line:#dde5ef;--green:#0ba678}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);line-height:1.65}a{color:inherit;text-decoration:none}.wrap{width:min(1080px,calc(100% - 34px));margin:auto}.top{position:sticky;top:0;z-index:20;background:#fffE8;backdrop-filter:blur(12px);border-bottom:1px solid #e7ecf2}.nav{height:68px;display:flex;align-items:center;gap:22px}.brand{font-size:21px;font-weight:950;letter-spacing:-.6px}.brand b{color:var(--blue)}.navlinks{display:flex;gap:18px;margin-left:auto;font-size:13px;font-weight:800;color:#526177}.btn{display:inline-flex;justify-content:center;align-items:center;border-radius:11px;padding:12px 17px;background:var(--blue);color:#fff;font-weight:900}.hero{background:linear-gradient(145deg,#f8fbff,#eef5ff 65%,#f4fffb);padding:78px 0 60px}.crumbs{font-size:12px;color:#74839a;margin-bottom:24px}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:55px;align-items:center}.tag{display:inline-flex;background:#e5efff;color:#1e4eb4;padding:7px 10px;border-radius:999px;font-size:11px;font-weight:950;text-transform:uppercase;letter-spacing:.7px}h1{font-size:clamp(42px,6vw,72px);line-height:1;letter-spacing:-3.2px;margin:18px 0 22px}.lead{font-size:19px;color:#56667d;margin:0 0 25px}.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.fact{background:#fff;border:1px solid #dae3ee;border-radius:16px;padding:16px}.fact b{display:block;font-size:22px;color:#1d4ed8}.fact span{font-size:12px;color:#67768c}.preview{background:#091727;color:white;border-radius:28px;padding:28px;box-shadow:0 25px 70px #0a1f3a2e}.preview small{color:#94a9c3}.preview h3{font-size:32px;line-height:1.05;margin:10px 0}.preview ul{padding:0;list-style:none;display:grid;gap:9px;margin:26px 0}.preview li:before{content:'✓';color:#52e4b2;margin-right:9px}.section{padding:70px 0}.section.alt{background:var(--soft)}.section h2{font-size:clamp(30px,4vw,46px);line-height:1.08;letter-spacing:-1.8px;margin:0 0 18px}.section .intro{max-width:780px;color:#607088;font-size:17px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:30px}.card{border:1px solid var(--line);border-radius:19px;padding:24px;background:#fff}.card b{font-size:13px;color:var(--blue)}.card h3{margin:18px 0 8px;font-size:20px}.card p{margin:0;color:#66758b;font-size:14px}.content{display:grid;grid-template-columns:1.2fr .8fr;gap:45px}.prose p{color:#526177}.prose h3{font-size:25px;margin-top:30px}.side{border:1px solid var(--line);border-radius:22px;padding:24px;height:max-content;position:sticky;top:92px}.side h3{margin-top:0}.side ul{padding-left:20px;color:#596980}.scenario{background:#081523;color:#fff;border-radius:26px;padding:35px}.scenario p{color:#bdcbe0}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:26px}.step{background:#fff;border:1px solid var(--line);border-radius:17px;padding:21px}.step b{color:#2563eb;font-size:12px}.step p{font-size:14px;color:#607088}.faq details{border-top:1px solid var(--line);padding:17px 0}.faq summary{font-weight:900;cursor:pointer}.faq p{color:#607088}.related{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.related a{border:1px solid var(--line);border-radius:15px;padding:17px;font-weight:850;background:#fff}.related a:hover{border-color:#94b7ff}.cta{background:linear-gradient(135deg,#2563eb,#0eb4c4);color:#fff;border-radius:27px;padding:38px;display:flex;justify-content:space-between;gap:25px;align-items:center}.cta h2{margin:0 0 8px;color:#fff}.cta p{margin:0;color:#e9fbff}.cta .btn{background:#081523}.foot{background:#08111f;color:#9cafc4;margin-top:65px;padding:36px 0 88px}.footin{display:flex;justify-content:space-between;gap:25px}.foot a{color:#dce7f4}.float{display:none}@media(max-width:800px){.navlinks{display:none}.hero-grid,.content{grid-template-columns:1fr}.preview{margin-top:5px}.facts,.cards,.related{grid-template-columns:1fr}.steps{grid-template-columns:1fr 1fr}.side{position:static}.cta{display:block}.cta .btn{margin-top:20px}.footin{display:block}.footin>div{margin-bottom:22px}}@media(max-width:520px){.wrap{width:min(100% - 24px,1080px)}.hero{padding:52px 0 44px}h1{font-size:43px;letter-spacing:-2px}.lead{font-size:17px}.section{padding:52px 0}.steps{grid-template-columns:1fr}.float{display:grid;position:fixed;z-index:30;bottom:9px;left:9px;right:9px;grid-template-columns:1fr 1fr;gap:7px;background:#071525ef;padding:8px;border-radius:16px}.float a{text-align:center;padding:11px;border-radius:10px;font-size:13px;font-weight:900}.float a:first-child{background:#fff}.float a:last-child{background:#2563eb;color:#fff}}