:root{color-scheme:light;--ink:#16263f;--muted:#53657e;--blue:#1864e9;--deep:#123578;--light:#f4f8ff;--line:#e4ebf5;--mint:#1b9a8e;--shadow:0 14px 52px rgba(23,64,127,.08);--radius:18px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font:16px/1.67 system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif}img{max-width:100%;height:auto}button,input{font:inherit}button{cursor:pointer}a{color:#1555c8;text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{line-height:1.2;letter-spacing:-.025em;color:#152b4f}h1{font-size:clamp(2rem,4.2vw,3.6rem);margin:0 0 20px}h2{font-size:clamp(1.5rem,2.3vw,2.12rem);margin:0 0 15px}h3{font-size:1.13rem;margin:0 0 9px}p{margin:0 0 16px}main{min-height:65vh}.container{width:min(1160px,calc(100% - 40px));margin:0 auto}.skip{position:absolute;top:-60px;left:12px;padding:10px;background:#fff;z-index:99}.skip:focus{top:4px}.topbar{background:#0f306c;color:#eaf2ff;font-size:12px;padding:6px 0}.topbar .container{display:flex;justify-content:space-between;gap:20px}.topbar a{color:#eaf2ff}.site-header{position:sticky;top:0;background:rgba(255,255,255,.97);box-shadow:0 2px 12px rgba(23,50,95,.04);z-index:30;border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}.header-inner{min-height:76px;display:flex;align-items:center;gap:22px;justify-content:space-between}.logo{display:inline-flex;align-items:center;gap:9px;font-weight:780;font-size:18px;color:#133e86;white-space:nowrap}.mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(145deg,#316ffc,#0b45b2);color:#fff;box-shadow:0 5px 15px #1264e534}.main-nav{display:flex;align-items:center;gap:22px}.main-nav a{color:#203b61;font-weight:650;font-size:14px}.main-nav .nav-cta{padding:10px 16px;border-radius:10px;background:#eef4ff;color:#1756c8}.menu-button{display:none;background:white;color:#1e467f;border:1px solid var(--line);border-radius:10px;padding:8px 12px}.hero{background:radial-gradient(circle at 88% 25%,#dceaff,transparent 34%),linear-gradient(135deg,#f4f8ff,#fff 65%);padding:75px 0 80px;border-bottom:1px solid var(--line)}.hero-grid{display:grid;grid-template-columns:1.14fr .86fr;gap:45px;align-items:center}.eyebrow{text-transform:uppercase;color:#2763bd;letter-spacing:.16em;font-size:12px;font-weight:800;margin-bottom:16px}.lead{font-size:19px;max-width:690px;color:#4e6281;line-height:1.72}.hero .lead{margin-bottom:25px}.actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:23px 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;background:var(--blue);border:1px solid var(--blue);color:#fff!important;border-radius:11px;padding:13px 21px;min-height:48px;font-weight:730;box-shadow:0 5px 18px #1764eb24;text-decoration:none!important}.btn:hover{background:#1158d4}.btn-secondary{background:white;color:#185bc8!important;border-color:#bfd3f5;box-shadow:none}.btn-secondary:hover{background:#f1f6ff}.btn-small{padding:9px 15px;min-height:41px;font-size:14px}.windows-icon{display:inline-block;flex-shrink:0;width:18px;height:18px}.subline{font-size:13px;color:#687994}.hero-graphic{position:relative}.hero-graphic img{width:100%;max-height:360px;object-fit:contain}.drive-panel{background:white;padding:21px;border-radius:19px;box-shadow:var(--shadow);border:1px solid #e9effb;max-width:500px;margin:10px auto}.drive-head{display:flex;justify-content:space-between;font-weight:700;font-size:13px}.drive-map{display:flex;border-radius:7px;overflow:hidden;height:46px;margin:12px 0 14px;background:#f5f7fd;border:1px solid #d5ddeb}.drive-map span{display:block;height:100%;border-right:2px solid #fff}.drive-map .efi{width:9%;background:#9fd7f8}.drive-map .system{width:47%;background:#327ce9}.drive-map .data{width:28%;background:#45baba}.drive-map .free{width:16%;background:#eef1f6}.legend{display:flex;gap:10px;flex-wrap:wrap;font-size:12px;color:#5c6b7a}.legend b{display:inline-block;width:8px;height:8px;border-radius:2px;margin-right:4px;background:#327ce9}.legend b.teal{background:#45baba}.legend b.gray{background:#ccd3df}.notice{font-size:14px;color:#4c6284;border-left:3px solid #5e91e9;background:#f4f8ff;padding:12px 16px;border-radius:0 9px 9px 0;margin:18px 0}.section{padding:66px 0}.section-soft{background:#f7faff}.section-intro{max-width:760px;color:var(--muted)}.section-top{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:23px}.grid{display:grid;gap:19px}.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.card{border:1px solid var(--line);border-radius:var(--radius);padding:23px;background:#fff;box-shadow:0 2px 13px rgba(23,52,95,.025)}.card:hover{border-color:#c5d7f3}.card h3 a{color:#173b72}.card p{font-size:14px;color:var(--muted);margin:0}.card .label{font-size:11px;letter-spacing:.07em;text-transform:uppercase;color:#3571bf;font-weight:800;margin-bottom:9px}.card-icon{width:45px;height:45px;border-radius:13px;background:#edf4ff;display:flex;align-items:center;justify-content:center;margin-bottom:20px;color:#2467d5;font-weight:850}.feature-card{display:flex;gap:19px;align-items:flex-start}.feature-card img{width:70px;height:70px;object-fit:contain;flex-shrink:0}.feature-card h3{margin-top:2px}.tag-list{display:flex;flex-wrap:wrap;gap:8px}.tag{padding:7px 13px;font-size:13px;background:#eef5ff;color:#285d9f;border-radius:99px;font-weight:600}.strip{background:linear-gradient(120deg,#144baf,#1167d0);color:white;border-radius:22px;padding:32px 40px;display:flex;justify-content:space-between;align-items:center;gap:25px}.strip h2{color:white;margin:0 0 8px}.strip p{color:#dce9ff;margin:0}.strip .btn{background:white;border-color:white;color:#1555c6!important}.breadcrumb{display:flex;gap:8px;flex-wrap:wrap;align-items:center;padding:22px 0;color:#7788a1;font-size:13px}.breadcrumb a{color:#55739b}.page-hero{background:linear-gradient(155deg,#f3f8ff,#fff);padding:40px 0 55px;border-bottom:1px solid var(--line)}.page-hero h1{font-size:clamp(2rem,3.6vw,3rem)}.page-hero .lead{font-size:17px}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:34px;align-items:start}.content h2{margin-top:34px}.content h3{margin-top:20px}.content li{padding:4px 0}.content ul,.content ol{padding-left:24px}.content p,.content li{overflow-wrap:anywhere}.content a{overflow-wrap:anywhere}.aside{position:sticky;top:105px}.aside .card{margin-bottom:15px}.aside h3{font-size:1rem}.aside ul{list-style:none;padding:0;margin:0}.aside li{padding:7px 0;border-bottom:1px solid #eff3fa;font-size:13px}.aside li:last-child{border:0}.step-list{list-style:none;padding:0!important;counter-reset:step}.step-list li{counter-increment:step;position:relative;padding:15px 0 16px 51px!important;border-bottom:1px solid var(--line)}.step-list li:before{content:counter(step);position:absolute;left:0;top:13px;border-radius:10px;background:#e6f0ff;color:#1255c7;width:36px;height:36px;display:grid;place-items:center;font-weight:750}.warning{background:#fff7e9;border:1px solid #f4dab0;border-radius:12px;padding:17px 19px;margin:20px 0}.warning strong{color:#8c5716}.success{background:#eef9f5;border:1px solid #cae8d9;border-radius:12px;padding:17px 19px;margin:20px 0}.faq details{border:1px solid #e6edf8;border-radius:13px;padding:16px 18px;margin:10px 0;background:#fff}.faq summary{font-weight:730;cursor:pointer;color:#1f3c6a}.faq details p{margin:12px 0 0;color:#50617e;font-size:14px}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:13px;margin:20px 0}table{width:100%;border-collapse:collapse;min-width:500px}th,td{padding:12px 14px;text-align:left;border-bottom:1px solid #e8edf6;vertical-align:top;font-size:14px}th{background:#f3f7ff;color:#1e4076}tr:last-child td{border-bottom:0}.list-link{display:block;border-bottom:1px solid #e4ebf5;padding:12px 0}.list-link strong{display:block;font-size:15px;color:#1b437d}.list-link small{display:block;color:#71829b}.searchbar{width:100%;padding:14px 16px;border:1px solid #cbd8ec;border-radius:12px;margin:10px 0 28px;outline:none}.searchbar:focus{border-color:#4d85e1;box-shadow:0 0 0 4px #eaf2ff}.guide-card[hidden]{display:none!important}.footer{background:#122744;color:#c1d0e3;padding:55px 0 25px;font-size:14px}.footer a{color:#d4e3fb}.footer h3{color:#fff;font-size:15px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:27px;margin-bottom:40px}.footer-links{display:flex;flex-direction:column;gap:9px}.footer-bottom{border-top:1px solid #304560;padding-top:19px;color:#adbed3;display:flex;justify-content:space-between;gap:20px}.muted{color:var(--muted)}.small{font-size:13px}.two-panel{display:grid;grid-template-columns:1fr 1fr;gap:25px;align-items:center}.two-panel img{max-height:280px;object-fit:contain;margin:auto;display:block}.pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:13px}.pill{display:inline-block;border-radius:99px;background:#e9f3ff;color:#2058a5;font-size:12px;font-weight:720;padding:6px 11px}.faint{color:#667790}.page-404{padding:110px 0;text-align:center}.page-404 h1{font-size:90px;margin:0;color:#185cda}#search-empty{display:none}.search-empty{margin-top:20px;color:#53657e}.sources li{margin:9px 0;overflow-wrap:anywhere}.kicker{color:#205cbd;font-weight:800;letter-spacing:.11em;text-transform:uppercase;font-size:12px}.inline-cta{margin:25px 0}.article-card-grid{margin-top:20px}
@media(max-width:920px){.hero-grid{grid-template-columns:1fr}.hero-graphic{max-width:620px}.cols-3{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{grid-template-columns:minmax(0,1fr)}.aside{position:static;display:grid;grid-template-columns:1fr 1fr;gap:10px}.aside .card{margin:0}.header-inner{gap:10px}.main-nav{gap:14px}}
@media(max-width:680px){.container{width:min(100% - 30px,1160px)}.topbar .container{display:block;text-align:center}.topbar .container span:nth-child(2){display:none}.header-inner{min-height:65px}.logo{font-size:16px}.mark{height:34px;width:34px}.menu-button{display:block}.main-nav{display:none;position:absolute;top:65px;left:0;right:0;background:#fff;padding:18px 20px;box-shadow:0 12px 20px #16385f22;flex-direction:column;align-items:stretch}.main-nav.is-open{display:flex}.hero{padding:44px 0}.lead{font-size:16px}.actions .btn{width:100%}.section{padding:43px 0}.cols-3,.cols-2,.footer-grid,.two-panel,.aside{grid-template-columns:1fr}.feature-card{display:block}.feature-card img{margin-bottom:8px}.strip{display:block;padding:25px}.strip .btn{margin-top:18px;width:100%}.footer-bottom{display:block}.card{padding:19px}.section-top{display:block}.page-hero{padding:15px 0 36px}.page-hero h1{font-size:2rem}.breadcrumb{padding:15px 0}.drive-panel{padding:14px}.legend{gap:5px}.content ol,.content ul{padding-left:20px}}