:root{--bg:#071016;--panel:#0d1c25;--panel2:#102a33;--ink:#e9f4f7;--muted:#9db2b8;--cyan:#43d7e7;--amber:#f5b74a;--green:#61d39a;--red:#ef735f;--line:#24404a;--paper:#f6f8f8;--text:#17252a;--max:1440px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:var(--paper);color:var(--text);line-height:1.65}
a{color:#087889;text-underline-offset:.2em}a:hover{color:#a05218}.wrap{width:min(var(--max),calc(100% - 36px));margin:auto}.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:10px;background:#fff;padding:10px;z-index:100}
header{position:sticky;top:0;z-index:40;background:rgba(7,16,22,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.top{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:78px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff;font-weight:900;letter-spacing:-.025em}.mark{width:42px;height:42px;border:1px solid #39606c;border-radius:7px;background:repeating-linear-gradient(180deg,#102631 0 7px,#45d5e6 7px 9px,#0c1820 9px 13px);box-shadow:inset 0 0 0 4px #09151c}
nav ul{display:flex;gap:17px;list-style:none;margin:0;padding:0;flex-wrap:wrap}nav a{color:#d6e6ea;text-decoration:none;font-weight:750;font-size:.92rem}.menu{display:none;border:1px solid #35515b;background:#10212a;color:white;border-radius:8px;padding:8px 11px;font-weight:800}
.hero{background:radial-gradient(circle at 70% 40%,#15394a 0,#0a1a23 37%,#061015 75%);color:#fff;overflow:hidden}.heroGrid{display:grid;grid-template-columns:1.03fr .97fr;gap:58px;align-items:center;padding:74px 0 78px}.eyebrow{font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;font-weight:900;color:var(--amber)}h1,h2,h3{line-height:1.14;letter-spacing:-.028em}h1{font-size:clamp(2.45rem,6vw,5.1rem);margin:.24em 0 .28em}.hero p{color:#bcd0d5;font-size:1.14rem;max-width:850px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:8px;text-decoration:none;font-weight:850;border:1px solid #aec0c4;background:#fff;color:#13232a}.primary{background:var(--cyan);border-color:var(--cyan);color:#041015}
.rackscene{position:relative;height:410px;border:1px solid #2d5460;border-radius:20px;background:linear-gradient(180deg,#0d202a,#071219);box-shadow:0 32px 80px rgba(0,0,0,.45);padding:24px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.rack{border:2px solid #385966;border-radius:8px;padding:11px;background:#09161d;display:flex;flex-direction:column;gap:8px}.server{height:26px;border:1px solid #31515c;border-radius:4px;background:linear-gradient(90deg,#122832 0 65%,#0c1a21 65%);position:relative}.server:before{content:"";position:absolute;width:7px;height:7px;border-radius:50%;background:var(--green);right:10px;top:8px;box-shadow:-13px 0 var(--cyan)}.server.warn:before{background:var(--amber)}.links{position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,transparent 17%,rgba(67,215,231,.18) 17.2%,transparent 17.5% 49%,rgba(245,183,74,.15) 49.3%,transparent 49.6% 82%,rgba(67,215,231,.16) 82.3%,transparent 82.6%)}
.section{padding:62px 0}.soft{background:#e9eff0}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.card{background:#fff;border:1px solid #d2dcde;border-radius:15px;padding:23px;box-shadow:0 8px 24px rgba(17,37,43,.06)}.card h3{margin-top:0}.kicker{font-size:.74rem;text-transform:uppercase;letter-spacing:.12em;font-weight:900;color:#a25f19}
.pageHero{background:linear-gradient(120deg,#0a1820,#10323e);color:#fff;padding:52px 0 43px}.pageHero h1{font-size:clamp(2.2rem,5vw,4rem);max-width:1100px}.pageHero p{font-size:1.12rem;color:#c2d5da;max-width:900px}.breadcrumbs{padding-top:15px;font-size:.9rem;color:#60747a}.breadcrumbs a{color:#60747a}.content{max-width:920px}.content p{font-size:1.045rem}.note{margin:26px 0;padding:18px 20px;border-left:5px solid var(--amber);background:#fff6e5;border-radius:0 12px 12px 0}.warning{border-left-color:#d76a50;background:#fff0ec}.toc{background:#eaf5f7;border:1px solid #bddbe0;border-radius:14px;padding:18px 20px;margin:26px 0}.related{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.related a{display:block;background:#fff;border:1px solid #d4dfe1;border-radius:12px;padding:15px;text-decoration:none;font-weight:800}
.tool{max-width:880px;background:#fff;border:1px solid #cdd9dc;border-radius:17px;padding:26px;box-shadow:0 16px 44px rgba(17,37,43,.11)}.formgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.field{display:flex;flex-direction:column;gap:6px}.field label{font-weight:800}.field input,.field select{padding:11px 12px;border:1px solid #9dafb4;border-radius:8px;font:inherit}.result{margin-top:17px;padding:17px;background:#e8f7f8;border:1px solid #b9dfe3;border-radius:10px}.result strong{font-size:1.38rem;color:#095c68}.check label{display:flex;gap:10px;padding:9px 0;border-bottom:1px dashed #cedadd}.check input{margin-top:5px}
.tableWrap{overflow-x:auto}table{width:100%;border-collapse:collapse;background:#fff}th,td{padding:12px;border-bottom:1px solid #d8e1e3;text-align:left}th{background:#eaf0f1}
footer{background:#071016;color:#c2d2d6;margin-top:60px}.foot{display:grid;grid-template-columns:1.1fr 1.9fr;gap:40px;padding:46px 0}.footlinks{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px 18px}.footlinks a{color:#dcebee;text-decoration:none}.fine{border-top:1px solid #20353e;padding:17px 0 26px;color:#879da3;font-size:.89rem}.cookie{background:none;border:0;padding:0;color:inherit;text-decoration:underline;font:inherit;cursor:pointer}
@media(max-width:980px){nav{display:none}.menu{display:block}nav.open{display:block;position:absolute;left:0;right:0;top:78px;background:#071016;border-bottom:1px solid #24404a;padding:17px}nav.open ul{width:min(var(--max),calc(100% - 36px));margin:auto;display:grid;grid-template-columns:repeat(2,1fr)}.heroGrid{grid-template-columns:1fr}.rackscene{max-width:720px}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.related{grid-template-columns:repeat(2,minmax(0,1fr))}.foot{grid-template-columns:1fr}}
@media(max-width:640px){.wrap{width:min(var(--max),calc(100% - 24px))}.grid,.grid2,.formgrid,.related{grid-template-columns:1fr}.footlinks{grid-template-columns:repeat(2,1fr)}.rackscene{height:330px;gap:10px;padding:14px}.server{height:20px}.section{padding:44px 0}}