:root{color-scheme:dark;--bg:#0b122b;--panel:#131f3b;--ink:#f4f7ff;--muted:#c8d3e8;--line:#657596;--accent:#95e7ff;--max:1180px;--glass:linear-gradient(135deg,#ffffff17,#ffffff05),#0d1831e0;--glass-border:#c7dcff61;--glass-shadow:0 20px 40px #0000002e,inset 0 1px 0 #ffffff29;background:var(--bg);color:var(--ink);font-family:Segoe UI,Helvetica Neue,Arial,sans-serif}*{box-sizing:border-box}body{isolation:isolate;margin:0;line-height:1.75;position:relative}.cyber-backdrop{z-index:-1;pointer-events:none;background-color:var(--bg);background-image:radial-gradient(at 5% 0,#2ec5ff7a,#0000 48%),radial-gradient(at 95% 45%,#a473ff66,#0000 52%),radial-gradient(at 55% 100%,#ff7bc547,#0000 55%),linear-gradient(#0b122bd1,#0b122beb),url(/images/cyber-atmosphere.webp);background-position:50%;background-size:cover;position:fixed;inset:0}a{color:var(--accent);text-underline-offset:5px;text-decoration-thickness:1px}a:hover{color:#fff}a:focus-visible,summary:focus-visible,input:focus-visible,button:focus-visible{outline:3px solid var(--accent);outline-offset:5px}img{max-width:100%;height:auto;display:block}p{color:var(--muted);margin:0 0 1.2em}h1,h2,h3{letter-spacing:-.035em;text-wrap:balance;line-height:1.16}h1{margin:0 0 .5em;font-size:clamp(2.45rem,5.1vw,4.4rem);font-weight:650}h2{margin:0 0 .65em;font-size:clamp(1.85rem,3vw,2.55rem)}h3{margin:0 0 .6em;font-size:1.35rem}ul,ol{color:var(--muted);padding-left:1.3em}li{margin:.65em 0}.wrap{width:min(var(--max),calc(100% - 64px));margin-inline:auto}.site-header{border-bottom:1px solid var(--line);background:#040c15f5}.topbar{flex-wrap:wrap;align-items:center;gap:24px;padding:24px 0 0;display:flex}.brand{align-items:center;gap:13px;text-decoration:none;display:inline-flex}.brand img{width:42px;height:46px}.wordmark{color:var(--ink);letter-spacing:.035em;font-size:1.4rem;font-weight:800;line-height:1.1;text-decoration:none}.wordmark span{color:var(--accent)}.wordmark small{letter-spacing:.18em;color:var(--muted);margin-top:9px;font-size:.57rem;display:block}.search-link{border:1px solid var(--line);align-items:center;gap:14px;min-height:44px;margin-left:auto;padding:8px 18px;font-size:.9rem;text-decoration:none;display:flex}.search-link:hover{border-color:var(--accent);background:#102536}.desktop-nav{border-top:1px solid #172c3d;gap:28px;width:100%;display:flex}.desktop-nav a{min-height:52px;color:var(--muted);border-bottom:2px solid #0000;align-items:center;font-size:.88rem;text-decoration:none;display:flex}.desktop-nav a[aria-current]{color:var(--ink);border-bottom-color:var(--accent)}.desktop-nav a:hover{color:var(--accent)}.navigation{display:none}.navigation summary{cursor:pointer;border:1px solid var(--line);min-height:44px;padding:8px 15px}.navigation nav{flex-direction:column;display:flex}.navigation a{min-height:44px;color:var(--muted);border-bottom:1px solid #21394a;padding:10px 12px;text-decoration:none}.navigation a[aria-current]{color:var(--accent);background:#0e2535}.skip{background:var(--ink);color:var(--bg);z-index:10;padding:12px 16px;position:absolute;top:-100px;left:15px}.skip:focus{top:10px}.eyebrow{letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:22px;font-family:Consolas,Liberation Mono,monospace;font-size:.73rem;display:block}.hero{padding:62px 0 48px}.hero-copy{display:block}.hero-copy h1{max-width:1000px}.hero-copy p{max-width:690px;font-size:1.12rem}.banner{aspect-ratio:2;object-fit:contain;background:#030b13;border:1px solid #335268;width:100%;margin-top:40px;box-shadow:0 24px 70px #00000052}.button{border:1px solid var(--accent);color:#06101a;background:var(--accent);align-items:center;gap:18px;min-height:48px;padding:11px 22px;font-size:.94rem;font-weight:700;text-decoration:none;display:inline-flex}.button:hover{color:#06101a;background:#fff;border-color:#fff}.button.secondary{color:var(--ink);background:#05121de6;border-color:#426174}.button.secondary:hover{border-color:var(--accent);background:#142e40}.actions{flex-wrap:wrap;gap:12px;margin:26px 0 0;display:flex}.section{border-bottom:1px solid var(--line);background:#040e18c7;padding:66px 0}.section-head{justify-content:space-between;align-items:baseline;gap:32px;margin-bottom:30px;display:flex}.section-head p{max-width:42ch}.feature-grid{grid-template-columns:1.3fr 1fr;gap:42px;display:grid}.feature{background:#091c2bfa;border:1px solid #365467;padding:42px}.feature h2{max-width:16ch}.feature p{max-width:55ch}.feature a{min-height:44px;padding-top:9px;display:inline-block}.number{letter-spacing:.08em;color:var(--accent);margin-bottom:22px;font-family:Consolas,Liberation Mono,monospace;font-size:.73rem;display:block}.story-list{gap:0;display:grid}.story{border-top:1px solid var(--line);padding:26px 0}.story .eyebrow{margin-bottom:12px;font-size:.68rem}.story h3 a{color:var(--ink);text-decoration:none}.story h3 a:hover{color:var(--accent)}.story p{margin-bottom:0;font-size:.96rem}.about{grid-template-columns:1fr 230px;align-items:center;gap:80px;display:grid}.about p{max-width:62ch}.about img{border:1px solid #355268;box-shadow:0 12px 48px #0000003d}.topic-grid{grid-template-columns:1fr 1fr;gap:44px;display:grid}.topic{border-top:1px solid #3c576a;padding:28px 0}.topic h2{font-size:1.6rem}.topic h3 a{color:var(--ink);text-decoration:none}.topic h3 a:hover{color:var(--accent)}.breadcrumbs{margin:0 0 24px;font-size:.8rem}.breadcrumbs ol{flex-wrap:wrap;align-items:center;gap:0 12px;margin:0;padding:0;list-style:none;display:flex}.breadcrumbs li{overflow-wrap:anywhere;align-items:center;gap:12px;max-width:100%;margin:0;display:inline-flex}.breadcrumbs li+li:before{content:"/";color:var(--muted)}.breadcrumbs a{align-items:center;min-height:44px;text-decoration:none;display:inline-flex}.breadcrumbs [aria-current]{color:var(--muted)}.reading-time{color:var(--ink)}.topic-shortcuts{max-width:900px;margin-bottom:28px}.topic-shortcuts>span{text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin-bottom:12px;font-family:Consolas,Liberation Mono,monospace;font-size:.7rem;display:block}.topic-shortcuts ul{flex-wrap:wrap;gap:10px;margin:0;padding:0;list-style:none;display:flex}.topic-shortcuts li{margin:0}.topic-shortcuts a{background:#0b1a29;border:1px solid #426174;align-items:center;min-height:44px;padding:8px 16px;font-size:.88rem;text-decoration:none;display:inline-flex}.topic-shortcuts a:hover{border-color:var(--accent);background:#142e40}.page-top{max-width:980px;padding:66px 0 40px}.page-top h1{max-width:21ch;font-size:clamp(2.45rem,4.9vw,4rem)}.lede{max-width:65ch;font-size:1.17rem}.meta{color:var(--muted);border-top:1px solid #385065;max-width:74ch;margin:24px 0 0;padding-top:20px;font-family:Consolas,Liberation Mono,monospace;font-size:.73rem;line-height:1.85}.content-layout{grid-template-columns:230px minmax(0,1fr);align-items:start;gap:34px;padding-bottom:80px;display:grid}.contents{background:#061420f7;border:1px solid #314b60;max-height:calc(100vh - 48px);padding:24px 20px;font-size:.85rem;position:sticky;top:24px;overflow:auto}.contents h2{text-transform:uppercase;letter-spacing:.14em;color:var(--ink);margin-bottom:15px;font-size:.75rem}.contents a{min-height:44px;padding:10px 0;line-height:1.5;text-decoration:none;display:block}.contents a+a{border-top:1px solid #20394a}.article{background:#071522fa;border:1px solid #2c465b;min-width:0;max-width:900px;padding:40px 46px}.article h2{margin-top:1.8em;scroll-margin-top:28px;font-size:1.65rem}.article section:first-child h2{margin-top:0}.article p{font-size:1rem;line-height:1.9}.article strong{color:var(--ink)}.related{border-top:1px solid #385065;margin-top:42px;padding-top:20px}.related h2{margin-top:.6em}.related .story h3{font-size:1.2rem}.note{border:1px solid var(--line);background:var(--panel);margin:28px 0;padding:24px}.note p:last-child{margin:0}.search-content{margin-bottom:70px}.search-box{width:100%;font:inherit;color:var(--ink);background:#04121e;border:1px solid #476478;min-height:56px;margin:15px 0 22px;padding:16px;display:block}.search-box::placeholder{color:#9cb4c5;opacity:1}.search-results{padding:0;list-style:none}.search-results li{border-top:1px solid var(--line);padding:24px 0}.search-results a{font-size:1.25rem}.search-results p{margin:8px 0 0}footer{background:#030b13f5;border-top:1px solid #294153;padding:60px 0 24px}.footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:60px;display:grid}.footer-grid h2{text-transform:uppercase;letter-spacing:.14em;color:var(--accent);font-family:Consolas,Liberation Mono,monospace;font-size:.73rem}.footer-grid a:not(.wordmark){min-height:44px;padding:9px 0;font-size:.92rem;display:block}.footer-grid p{margin-top:18px;font-size:.9rem}.footer-end{border-top:1px solid var(--line);color:var(--muted);margin-top:36px;padding-top:22px;font-size:.73rem}code{color:#dcf5fa;overflow-wrap:anywhere}.accent{color:var(--accent)}::selection{background:var(--accent);color:#06101a}@media (width<=900px){.content-layout{grid-template-columns:200px minmax(0,1fr);gap:24px}.article{padding:30px}.desktop-nav{gap:24px}}@media (width<=760px){.wrap{width:calc(100% - 36px)}.cyber-backdrop{background-position:55% 0}.topbar{gap:12px;padding:18px 0}.brand{gap:9px}.brand img{width:32px;height:36px}.wordmark{font-size:1.12rem}.wordmark small{letter-spacing:.13em;margin-top:7px;font-size:.45rem}.search-link{padding:8px 12px;font-size:.8rem}.desktop-nav{display:none}.navigation{border-top:1px solid var(--line);width:100%;padding-top:12px;display:block}.navigation summary{justify-content:space-between;align-items:center;width:100%;font-size:.88rem;list-style:none;display:flex}.navigation summary:after{content:"+";color:var(--accent);font-size:1.4rem;line-height:1}.navigation[open] summary:after{content:"−"}.navigation:not([open]) nav{display:none}.navigation[open] nav{gap:0;padding-top:8px;display:flex}.hero{padding:38px 0}.hero h1{font-size:clamp(2.25rem,8vw,3.2rem)}.hero-copy p{font-size:1rem}.eyebrow{letter-spacing:.12em;margin-bottom:20px;font-size:.65rem;line-height:1.7}.actions{gap:10px}.button{padding:11px 17px;font-size:.86rem}.banner{margin-top:28px}.section{padding:42px 0}.section-head{display:block}.feature-grid,.about,.footer-grid,.content-layout,.topic-grid{grid-template-columns:minmax(0,1fr);gap:28px}.feature{padding:28px}.feature h2{max-width:none}.about img{width:180px}.page-top{padding:38px 0 30px}.page-top h1{font-size:2.4rem}.lede{font-size:1.05rem}.meta{font-size:.68rem}.content-layout{padding-bottom:48px}.contents{max-height:none;padding:22px;position:static}.article{padding:26px 22px}.article h2{font-size:1.5rem}.article p{font-size:.98rem}.search-content{margin-bottom:48px}.footer-grid{gap:30px}footer{padding-top:42px}}@media (width<=370px){.brand img{display:none}.wordmark{font-size:1.05rem}.search-link{padding-inline:9px}.page-top h1{font-size:2.15rem}}@media (prefers-reduced-motion:no-preference){a,summary{transition:color .15s,background .15s,border-color .15s}}.site-header,.feature,.contents,.article,.note,.brief-empty,footer,.topic,.brief-group,.brief-guides,.home-journeys .journey{background:var(--glass);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);backdrop-filter:blur(24px);border-radius:24px}.site-header{width:min(1240px,100% - 32px);margin:16px auto 0}.topbar{gap:18px;width:calc(100% - 40px);padding:24px 0 16px}.desktop-nav{border-color:var(--glass-border);flex-wrap:wrap;gap:8px;padding-top:16px}.desktop-nav a,.navigation a{border:1px solid #0000;border-radius:999px;align-items:center;gap:8px;min-height:44px;padding:10px 14px;display:flex}.desktop-nav a[aria-current],.navigation a[aria-current]{color:var(--ink);background:#284265;border-color:#95e7ff}.nav-icon{stroke:currentColor;fill:none;stroke-width:1.7px;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;width:20px;height:20px}.search-link,.navigation summary,.button,.topic-shortcuts a{border-color:#8297ba;border-radius:999px;box-shadow:inset 0 1px #ffffff24}.button{border-color:var(--accent)}.button.secondary,.search-link,.navigation summary,.topic-shortcuts a{background:var(--glass)}.banner,.about img,.guide-article pre{border-radius:24px}.section{background:0 0;border-bottom:0}.topic,.brief-group,.brief-guides,.home-journeys .journey{padding:28px}.home-journeys .journey+.journey,.brief-group+.brief-group{margin-top:20px}.brief-guides{margin-bottom:24px}.search-box{background:#101d38;border-color:#8297ba;border-radius:16px}.search-results a,.story h3 a,.topic h3 a{align-items:center;min-height:44px;display:inline-flex}footer{border-radius:24px 24px 0 0}body{overflow-wrap:break-word}@supports not (backdrop-filter:blur(24px)){.site-header,.feature,.contents,.article,.note,.brief-empty,footer,.topic,.brief-group,.brief-guides,.home-journeys .journey{background:var(--panel)}}@media (width<=900px){.desktop-nav{gap:4px}.desktop-nav a{padding-inline:10px}}@media (width<=760px){.site-header{width:calc(100% - 24px);margin-top:12px}.topbar{gap:12px;width:calc(100% - 28px);padding:16px 0}.brand{min-width:0}.search-link{gap:6px}.navigation{border-top:0;padding-top:0}.navigation a{border-radius:16px}.navigation[open] nav{gap:4px}.topic,.brief-group,.brief-guides,.home-journeys .journey{padding:22px}}@media (width<=370px){.wordmark small{letter-spacing:.04em;font-size:.42rem}.search-link{padding-inline:10px}}@media (prefers-reduced-motion:no-preference){.button,.search-link{transition:transform .18s,background .18s}.button:hover,.search-link:hover{transform:translateY(-2px)}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}:root{--toolbar-height:13rem;--toolbar-top:max(12px,env(safe-area-inset-top));--toolbar-clearance:calc(var(--toolbar-top) + var(--toolbar-height) + 16px);scroll-padding-top:var(--toolbar-clearance)}body{padding-top:var(--toolbar-clearance)}.site-header{top:var(--toolbar-top);left:max(12px,env(safe-area-inset-left));right:max(12px,env(safe-area-inset-right));z-index:20;height:var(--toolbar-height);width:auto;max-width:1240px;margin:0 auto;position:fixed}.topbar{grid-template-rows:auto minmax(0,1fr);grid-template-columns:minmax(0,1fr) auto;gap:12px;height:100%;padding:16px 0;display:grid}.brand{min-width:0}.wordmark{overflow-wrap:anywhere}.desktop-nav{grid-column:1/-1;align-content:start;padding:8px;overflow:auto}.desktop-nav a{flex-shrink:0}.skip{z-index:30;position:fixed}[id],a,button,input,summary,.article h2{scroll-margin-top:16px}.contents{top:var(--toolbar-clearance);max-height:calc(100dvh - var(--toolbar-clearance) - 16px)}@media (width<=1200px){:root{--toolbar-height:9rem}.topbar{grid-template-rows:minmax(0,1fr) auto;grid-template-columns:minmax(0,1fr) minmax(0,1fr);width:calc(100% - 28px)}.search-link{justify-content:center;min-width:0}.navigation summary{padding-inline:8px}.navigation summary:after{display:none}.brand{grid-column:1/-1}.brand img{width:32px;height:36px}.wordmark{font-size:1.05rem}.wordmark small{letter-spacing:.04em;font-size:.42rem}.search-link{grid-area:2/2;margin:0}.desktop-nav{display:none}.navigation{border:0;grid-area:2/1;width:100%;padding:0;display:block}.navigation summary{justify-content:space-between;align-items:center;min-height:44px;list-style:none;display:flex}.navigation summary:after{content:"+"}.navigation[open] summary:after{content:"−"}.navigation:not([open]) nav{display:none}.navigation[open] nav{max-height:calc(100dvh - var(--toolbar-clearance) - 16px - env(safe-area-inset-bottom));overscroll-behavior:contain;background:var(--panel);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:24px;gap:4px;padding:12px;display:flex;position:absolute;top:calc(100% + 8px);left:0;right:0;overflow:auto}.navigation a{border-radius:16px;flex-shrink:0}}@media print{body{padding-top:0}.site-header{height:auto;position:static}.topbar{display:flex}.cyber-backdrop,.navigation,.search-link{display:none}body,.article,.contents{color:#000;background:#fff}.content-layout{display:block}.contents{max-height:none;position:static}p,li,a{color:#000}}.rss-tooltip{background:var(--panel);width:300px;max-width:calc(100vw - 56px);color:var(--ink);border:1px solid var(--glass-border);border-radius:16px;padding:12px 16px;font-size:.88rem;line-height:1.5;display:none;position:absolute;top:100%;right:16px}.site-header:not(.rss-dismissed).rss-hover .rss-tooltip,.site-header:not(.rss-dismissed):has(.desktop-nav a[href="/rss.xml"]:is(:hover,:focus)) .rss-tooltip,.site-header:not(.rss-dismissed) .rss-tooltip:hover{display:block}.rss-mobile-help{color:var(--muted);padding:0 14px 10px;font-size:.88rem;line-height:1.5}@media (width<=1200px){.rss-tooltip{display:none!important}}