:root{color-scheme:dark;--bg:#070b18;--panel:#0e1529;--panel2:#111b34;--text:#f7f9ff;--muted:#a7b3cc;--line:rgba(255,255,255,.1);--cyan:#5be7ff;--violet:#8d7cff;--green:#64e6ae}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;color:var(--text);background:radial-gradient(850px 520px at 82% 0,rgba(92,124,255,.15),transparent 62%),var(--bg);font:16px/1.7 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}a{color:inherit}.shell{width:min(1040px,calc(100% - 32px));margin:0 auto}.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:850;font-size:19px}.mark{width:31px;height:31px;border-radius:10px;background:linear-gradient(145deg,var(--cyan),var(--violet));box-shadow:0 0 28px rgba(91,231,255,.24);position:relative}.mark:after{content:"";position:absolute;inset:9px 8px;border-top:3px solid #fff;border-bottom:3px solid #fff}.nav-links{display:flex;align-items:center;gap:20px}.nav-links a,.footer-links a{color:var(--muted);text-decoration:none;font-weight:700;font-size:14px}.nav-links a:hover,.footer-links a:hover,.text-link:hover{color:var(--cyan)}.nav-cta{padding:9px 14px;border:1px solid rgba(91,231,255,.24);border-radius:10px;background:rgba(91,231,255,.07)}
.hero{padding:86px 0 54px;max-width:850px}.eyebrow{display:inline-flex;padding:7px 11px;border:1px solid rgba(91,231,255,.2);border-radius:999px;color:var(--cyan);background:rgba(91,231,255,.055);font-size:13px;font-weight:800;letter-spacing:.03em;text-transform:uppercase}.hero h1{font-size:clamp(42px,7vw,72px);line-height:1.02;letter-spacing:-.055em;margin:20px 0 18px}.gradient{background:linear-gradient(100deg,var(--cyan),#b5a9ff);-webkit-background-clip:text;background-clip:text;color:transparent}.lead{max-width:760px;margin:0;color:var(--muted);font-size:19px}.breadcrumbs{margin-top:26px;color:#8290ad;font-size:14px}.breadcrumbs a{color:#aebad1;text-decoration:none}.breadcrumbs span{margin:0 8px;color:#5d6a84}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding-bottom:78px}.card{display:flex;flex-direction:column;min-height:270px;padding:25px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(145deg,rgba(17,27,52,.88),rgba(10,15,30,.92));text-decoration:none;transition:.2s ease}.card:hover{transform:translateY(-3px);border-color:rgba(91,231,255,.35);box-shadow:0 18px 55px rgba(0,0,0,.2)}.card .tag{color:var(--cyan);font-size:12px;font-weight:850;text-transform:uppercase;letter-spacing:.08em}.card h2{margin:15px 0 8px;font-size:23px;line-height:1.2}.card p{margin:0;color:var(--muted)}.card .arrow{margin-top:auto;padding-top:22px;color:#dce4f5;font-weight:800}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:44px;align-items:start;padding-bottom:80px}.article{min-width:0}.article h2{margin:48px 0 12px;font-size:29px;line-height:1.2;letter-spacing:-.025em}.article h2:first-child{margin-top:0}.article h3{margin:27px 0 8px;font-size:20px}.article p,.article li{color:var(--muted)}.article ul,.article ol{padding-left:22px}.article li+li{margin-top:8px}.note{margin:28px 0;padding:18px 20px;border:1px solid rgba(91,231,255,.18);border-radius:14px;background:rgba(91,231,255,.05);color:#c8d4e9}.decision{display:grid;grid-template-columns:repeat(2,1fr);gap:13px;margin:20px 0}.decision>div{padding:18px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.025)}.decision strong{display:block;margin-bottom:5px}.decision span{color:var(--muted);font-size:14px}.steps{counter-reset:steps;display:grid;gap:12px;margin:20px 0}.step{position:relative;padding:17px 18px 17px 56px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.025)}.step:before{counter-increment:steps;content:counter(steps);position:absolute;left:17px;top:17px;width:25px;height:25px;display:grid;place-items:center;border-radius:8px;background:rgba(91,231,255,.12);color:var(--cyan);font-weight:900}.step strong{display:block}.step span{display:block;color:var(--muted);font-size:14px}.toc{position:sticky;top:24px;padding:20px;border:1px solid var(--line);border-radius:16px;background:rgba(12,18,36,.88)}.toc strong{display:block;margin-bottom:10px}.toc a{display:block;padding:6px 0;color:var(--muted);text-decoration:none;font-size:14px}.toc a:hover{color:var(--cyan)}.cta{margin-top:46px;padding:24px;border:1px solid rgba(141,124,255,.25);border-radius:18px;background:linear-gradient(135deg,rgba(91,231,255,.07),rgba(141,124,255,.09))}.cta h2{margin:0 0 8px}.cta p{margin:0 0 18px}.button{display:inline-block;padding:11px 16px;border-radius:11px;background:linear-gradient(110deg,var(--cyan),#91a0ff);color:#06101c;text-decoration:none;font-weight:900}.related{margin-top:28px}.related a{color:var(--cyan);text-decoration:none;font-weight:750}
footer{border-top:1px solid var(--line)}.footer-inner{min-height:92px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:#7f8ba5;font-size:14px}.footer-links{display:flex;gap:18px}
@media(max-width:820px){.cards{grid-template-columns:1fr}.card{min-height:220px}.article-layout{grid-template-columns:1fr}.toc{position:static;order:-1}.hero{padding-top:58px}.nav-links a:not(.nav-cta){display:none}}@media(max-width:560px){.hero h1{font-size:43px}.lead{font-size:17px}.decision{grid-template-columns:1fr}.footer-inner{padding:24px 0;align-items:flex-start;flex-direction:column}.footer-links{flex-wrap:wrap}}