@font-face{font-family:"Barlow Condensed";src:url("/assets/fonts/BarlowCondensed-700.woff2") format("woff2");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Inter";src:url("/assets/fonts/Inter-400.woff2") format("woff2");font-weight:400 600;font-style:normal;font-display:swap}

:root{
  --ink:#0b1220;
  --ink-2:#141d2e;
  --cobalt:#1557ff;
  --cobalt-2:#0b3fd1;
  --orange:#ff6a00;
  --paper:#f4f1e8;
  --paper-2:#ece8db;
  --line:#c9c4b5;
  --muted:#5d6573;
  --white:#fffdf8;
  --display:"Barlow Condensed","Arial Narrow","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
  --body:"Inter","Hiragino Kaku Gothic ProN","Yu Gothic",system-ui,sans-serif;
  --wrap:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--paper);color:var(--ink)}
body{margin:0;font-family:var(--body);font-size:16px;line-height:1.85;letter-spacing:.01em;background:var(--paper);-webkit-font-smoothing:antialiased}
a{color:var(--cobalt-2);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--orange)}
img{max-width:100%;height:auto;display:block}
code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;background:#e7e2d4;border:1px solid var(--line);padding:.08em .35em;font-size:.9em}
.skip{position:absolute;left:-999px;top:0;background:var(--orange);color:#fff;padding:10px 16px;z-index:99}
.skip:focus{left:8px;top:8px}
.bar{max-width:var(--wrap);margin:0 auto;padding:0 24px}

/* header */
.site-header{background:var(--ink);color:var(--white);border-bottom:3px solid var(--orange);position:sticky;top:0;z-index:50}
.site-header .bar{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:24px}
.brand{display:flex;align-items:center;gap:12px;color:var(--white);text-decoration:none;line-height:1}
.brand:hover{color:var(--white)}
.logo-mark{width:40px;height:40px;flex:none}
.brand strong{font-family:var(--display);font-size:26px;letter-spacing:.03em;display:block}
.brand small{display:block;font-family:var(--display);font-size:11px;letter-spacing:.22em;color:#aeb6c5;margin-top:3px}
.site-nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.nav-link{color:#cdd3de;text-decoration:none;font-family:var(--display);font-size:18px;letter-spacing:.05em;padding:10px 10px;border-bottom:2px solid transparent}
.nav-link:hover,.nav-link.is-active{color:var(--white);border-bottom-color:var(--orange)}
.menu-btn{display:none;background:transparent;color:var(--white);border:1px solid #4a5568;padding:8px 12px;font-family:var(--display);font-size:16px;letter-spacing:.08em}
@media(max-width:860px){
  .site-header .bar{min-height:66px;flex-wrap:wrap}
  .menu-btn{display:block;margin-left:auto}
  .site-nav{display:none;width:100%;padding:8px 0 16px;border-top:1px solid #2b3444}
  .site-nav.is-open{display:grid;grid-template-columns:1fr 1fr}
  .nav-link{font-size:17px;padding:8px 4px;border-bottom:1px solid #222c3d}
}

/* hero */
.hero{max-width:var(--wrap);margin:0 auto;padding:72px 24px 64px;display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center;border-bottom:2px solid var(--ink)}
.kicker{font-family:var(--display);font-size:15px;letter-spacing:.2em;color:var(--orange);margin:0 0 12px;font-weight:700}
.hero h1{font-family:var(--display);font-size:clamp(56px,8.2vw,112px);line-height:.92;letter-spacing:-.01em;margin:0 0 24px;text-transform:none}
.hero h1 em{font-style:normal;color:var(--cobalt);position:relative;white-space:nowrap}
.hero h1 em:after{content:"";position:absolute;left:0;right:0;bottom:.05em;height:10px;background:var(--orange);z-index:-1;transform:skewX(-12deg)}
.lede{font-size:18px;line-height:1.95;max-width:640px;color:#2b3444;margin:0 0 24px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--display);font-size:19px;letter-spacing:.06em;padding:12px 20px;border:2px solid var(--ink);text-decoration:none;box-shadow:4px 4px 0 var(--ink);transition:transform .12s ease,box-shadow .12s ease}
.btn:hover{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--ink);color:inherit}
.btn-primary{background:var(--orange);color:var(--ink)}
.btn-ghost{background:var(--white);color:var(--ink)}
.hero-note{font-size:13px;color:var(--muted);letter-spacing:.04em;display:flex;align-items:center;gap:8px;margin:18px 0 0}
.dot{width:8px;height:8px;background:#12b76a;border-radius:50%;display:inline-block}
.hero-art{position:relative;min-height:430px;background:var(--ink);border:2px solid var(--ink);box-shadow:12px 12px 0 var(--cobalt);overflow:hidden}
.target-ring{position:absolute;width:290px;height:290px;border:2px solid rgba(255,255,255,.25);border-radius:50%;left:50%;top:46%;transform:translate(-50%,-50%)}
.target-ring:before,.target-ring:after{content:"";position:absolute;background:rgba(255,255,255,.18)}
.target-ring:before{left:50%;top:0;bottom:0;width:1px}
.target-ring:after{top:50%;left:0;right:0;height:1px}
.target-cross{position:absolute;left:50%;top:46%;width:22px;height:22px;transform:translate(-50%,-50%);border:2px solid var(--orange);border-radius:50%}
.target-cross:before,.target-cross:after{content:"";position:absolute;background:var(--orange)}
.target-cross:before{left:9px;top:-9px;width:2px;height:6px}
.target-cross:after{left:9px;bottom:-9px;width:2px;height:6px}
.weapon-block{position:absolute;left:50%;top:46%;transform:translate(-50%,-50%);font-family:var(--display);color:var(--white);font-size:86px;line-height:.8;letter-spacing:.02em;text-align:center;white-space:nowrap}
.weapon-block small{display:block;font-size:34px;color:var(--orange);letter-spacing:.3em;margin-top:10px}
.hero-tag{position:absolute;left:22px;bottom:20px;margin:0;font-family:var(--display);color:#8e9bb2;font-size:15px;letter-spacing:.18em;line-height:1.3}
@media(max-width:900px){.hero{grid-template-columns:1fr;padding-top:42px;gap:28px}.hero-art{min-height:320px}.weapon-block{font-size:64px}.hero h1{font-size:clamp(48px,13vw,84px)}}

/* sections */
.section{max-width:var(--wrap);margin:0 auto;padding:64px 24px;border-bottom:2px solid var(--ink)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:26px}
.section-head h2,.briefing h2{font-family:var(--display);font-size:clamp(38px,5vw,58px);line-height:1;margin:0;letter-spacing:-.01em}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feature-card{display:flex;flex-direction:column;background:var(--white);border:2px solid var(--ink);padding:20px;text-decoration:none;color:var(--ink);min-height:230px;box-shadow:6px 6px 0 var(--ink);transition:transform .12s ease,box-shadow .12s ease}
.feature-card:hover{transform:translate(3px,3px);box-shadow:3px 3px 0 var(--ink);color:var(--ink)}
.feature-card .eyebrow{font-family:var(--display);font-size:12px;letter-spacing:.14em;color:var(--orange)}
.feature-card h3{font-family:var(--display);font-size:27px;line-height:1.08;margin:10px 0 8px}
.feature-card p{font-size:13px;line-height:1.7;color:#3b4555;margin:0 0 14px;flex:1}
.arrow{font-family:var(--display);font-size:17px;letter-spacing:.04em;color:var(--cobalt-2)}
.group-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.group-card{background:transparent;border:2px solid var(--ink);padding:18px;text-decoration:none;color:var(--ink);display:grid;grid-template-columns:44px 1fr;column-gap:12px;align-items:start}
.group-card:hover{background:var(--ink);color:var(--white)}
.group-card:hover p{color:#c5ccda}
.group-card>span{font-family:var(--display);font-size:32px;color:var(--orange);line-height:1}
.group-card h3{font-family:var(--display);font-size:26px;line-height:1;margin:0 0 6px}
.group-card p{grid-column:2;font-size:13px;line-height:1.65;color:#4b5563;margin:0}
.briefing{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:start}
.brief-list{margin:0;padding:0;list-style:none;counter-reset:brief}
.brief-list li{counter-increment:brief;position:relative;padding:14px 0 14px 52px;border-top:1px solid var(--line);font-size:16px}
.brief-list li:before{content:counter(brief,decimal-leading-zero);position:absolute;left:0;top:12px;font-family:var(--display);font-size:24px;color:var(--orange)}
.brief-list strong{color:var(--ink)}
@media(max-width:1000px){.feature-grid{grid-template-columns:1fr 1fr}.group-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.feature-grid,.group-grid,.briefing{grid-template-columns:1fr}.section{padding:44px 18px}.hero{padding:34px 18px 44px}}

/* article */
.article-layout{max-width:var(--wrap);margin:0 auto;padding:48px 24px 72px;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start}
.crumbs{font-size:12px;color:var(--muted);margin-bottom:22px;display:flex;gap:8px;flex-wrap:wrap}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--cobalt-2)}
.article-title{font-family:var(--display);font-size:clamp(40px,5.4vw,64px);line-height:1.02;margin:0 0 18px;letter-spacing:-.01em}
.meta{display:flex;gap:12px;align-items:center;flex-wrap:wrap;font-size:12px;color:var(--muted);border-top:2px solid var(--ink);border-bottom:1px solid var(--line);padding:10px 0;margin:18px 0 28px}
.badge{font-family:var(--display);font-size:13px;letter-spacing:.08em;padding:2px 10px;border:1px solid var(--ink)}
.badge.ok{background:#d9f7e7;border-color:#0b7a4b;color:#075336}
.badge.warn{background:#fff0d6;border-color:#a85b00;color:#7a3d00}
.article-body{font-size:16px;line-height:1.95}
.article-body h2{font-family:var(--display);font-size:34px;line-height:1.1;margin:44px 0 14px;padding-top:12px;border-top:2px solid var(--ink);position:relative}
.article-body h2:before{content:"";position:absolute;left:0;top:-2px;width:56px;height:2px;background:var(--orange)}
.article-body h3{font-family:var(--display);font-size:26px;line-height:1.2;margin:28px 0 8px}
.article-body p{margin:0 0 18px}
.article-body ul,.article-body ol{padding-left:1.4em;margin:0 0 20px}
.article-body li{margin:6px 0}
.article-body blockquote{margin:24px 0;padding:18px 20px;background:var(--paper-2);border-left:6px solid var(--orange);font-size:15px}
.article-body blockquote p{margin:0}
.article-body table{border-collapse:collapse;width:100%;font-size:14px;line-height:1.6}
.table-wrap{overflow-x:auto;margin:20px 0;border:2px solid var(--ink);background:var(--white)}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.article-body th{background:var(--ink);color:var(--white);font-family:var(--display);font-size:15px;letter-spacing:.04em}
.article-body tr:last-child td{border-bottom:0}
.article-foot{margin-top:40px;border-top:2px solid var(--ink);padding-top:18px;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.article-foot p{font-size:12px;color:var(--muted);margin:0}
.rail{position:sticky;top:100px;display:grid;gap:18px}
.toc,.rail-card{background:var(--white);border:2px solid var(--ink);padding:16px;box-shadow:5px 5px 0 var(--ink)}
.toc-title,.rail-title{font-family:var(--display);font-size:16px;letter-spacing:.12em;color:var(--orange);margin:0 0 10px}
.toc ol{margin:0;padding-left:1.2em;font-size:13px;line-height:1.7}
.toc li{margin:4px 0}
.toc a{color:var(--ink);text-decoration:none}
.toc a:hover{color:var(--cobalt-2)}
.rail-card p{font-size:13px;line-height:1.7;margin:0 0 10px;color:#3f4959}
.rail-list{list-style:none;margin:0;padding:0;font-size:13px}
.rail-list li{padding:8px 0;border-top:1px solid var(--line)}
.rail-list a{text-decoration:none;color:var(--ink)}
.rail-list a:hover{color:var(--cobalt-2)}
@media(max-width:960px){.article-layout{grid-template-columns:1fr;gap:32px}.rail{position:static;grid-row:auto}.article-title{font-size:clamp(34px,9vw,52px)}}

/* group index */
.group-page{max-width:980px;margin:0 auto;padding:54px 24px 80px}
.group-page h1{font-family:var(--display);font-size:clamp(52px,9vw,88px);line-height:.95;margin:0 0 16px}
.index-list{margin-top:32px;border-top:2px solid var(--ink)}
.index-row{display:grid;grid-template-columns:54px 1fr 30px;gap:16px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink)}
.index-row:hover{background:var(--white);color:var(--ink)}
.index-num{font-family:var(--display);font-size:24px;color:var(--orange)}
.index-row strong{display:block;font-family:var(--display);font-size:24px;line-height:1.15}
.index-row small{display:block;font-size:12px;color:var(--muted);line-height:1.6;margin-top:3px}

/* footer */
.site-footer{background:var(--ink);color:#c9d1df;border-top:4px solid var(--orange);padding:42px 0 0;font-size:13px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:32px;padding-bottom:28px}
.footer-brand{font-family:var(--display);font-size:30px;color:var(--white);margin:0 0 4px;line-height:1}
.footer-brand span{color:var(--orange)}
.site-footer a{display:block;color:#c9d1df;text-decoration:none;padding:3px 0}
.site-footer a:hover{color:var(--orange)}
.footer-title{font-family:var(--display);color:var(--white);letter-spacing:.1em;margin:0 0 6px}
.muted{color:#9aa5b8}
.small{font-size:11px;line-height:1.6}
.footer-bottom{border-top:1px solid #2a3446;display:flex;justify-content:space-between;gap:16px;padding:14px 24px;color:#7f8ba1;font-size:11px}
@media(max-width:720px){.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column;gap:4px}}

/* accessibility */
:focus-visible{outline:3px solid var(--orange);outline-offset:3px}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}