Align website and shared guide with three signed Linux channels

website/src/site.css

@@ -7,3 +7,5 @@
 .docs{color-scheme:light;--bg:#f3f3ec;--panel:#e9ede5;--ink:#1c3024;--muted:#526357;--line:#cbd5c8;--accent:#795118;--mint:#3c7153}.docs .site-header{background:#19251e;color:#f3f3ec;border-color:#33443b}.docs .brand .prompt,.docs .cursor{color:#eac27b}.docs .site-header nav a{color:#c3cfc3}.docs .site-header nav a[aria-current=page]{color:#fff}.docs .nav-download{border-color:#566b5b}.docs-layout{display:grid;grid-template-columns:230px minmax(0,1fr);gap:65px;padding:50px 0 85px}.docs-nav{border-right:1px solid var(--line);padding-right:28px;font-size:13px}.docs-nav p{font:11px var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}.docs-nav ul{list-style:none;padding:0;margin:15px 0 28px}.docs-nav a{display:block;text-decoration:none;padding:7px 0;color:var(--muted)}.docs-nav a[aria-current=page]{color:var(--ink);font-weight:650}.docs article{max-width:780px}.docs h1{font-size:46px;max-width:none}.docs .prose p,.docs .prose li{color:var(--muted)}.docs .codebox{background:#e7ece3}.docs .copy-button{background:#f3f3ec}.docs .section-label{margin-bottom:15px}.docs .site-footer{background:#e9ede5}.docs .credits strong{color:#1c3024}.topic-links{display:grid;grid-template-columns:1fr 1fr;gap:0 35px;margin:30px 0}.topic-link{display:block;padding:18px 0;border-top:1px solid var(--line);text-decoration:none}.topic-link strong{display:block;margin-bottom:6px}.topic-link span{font-size:13px;color:var(--muted)}
 @keyframes blink{50%{opacity:0}}@media(max-width:1000px){.hero{gap:45px}.header-inner{min-height:90px}nav{gap:17px}.brand{font-size:21px}.feature-row{grid-template-columns:170px 1fr 1fr;gap:25px}.release-panel{gap:35px}.architecture-line{font-size:12px;gap:10px}.docs-layout{grid-template-columns:190px minmax(0,1fr);gap:35px}}
 @media(max-width:760px){.wrap{width:calc(100% - 40px)}body{font-size:16px}.header-inner{align-items:flex-start;flex-direction:column;gap:14px;padding:21px 0 17px}.brand{font-size:22px}nav{gap:14px;width:100%;font-size:12px;overflow-x:auto;padding:3px 0 7px}.nav-download{padding:5px 10px}.hero{display:block;padding:50px 0 48px}.hero h1{font-size:57px;max-width:11ch}.hero .lead{font-size:18px}.terminal{margin:45px 8px 0 0;box-shadow:8px 9px 0 #1b2821}.terminal-caption{text-align:left}.terminal-body{padding:25px}.strip{flex-wrap:wrap;gap:12px 20px;font-size:10px;padding:20px 0}.section{padding:50px 0}.section-head,.workflow,.community,.download-grid{display:block}.section-head{margin-bottom:25px}.section-head p{padding:0}.video-caption{display:block}.video-caption span{display:block;margin-top:5px}.workflow-list{margin-top:30px}.architecture{padding:25px}.architecture-line{flex-direction:column;align-items:flex-start;gap:10px}.architecture-line .arrow{transform:rotate(90deg);margin-left:6px}.feature-row{grid-template-columns:1fr;gap:12px;padding:24px 0}.feature-row code{font-size:11px}.release-panel{display:block;padding:28px}.release-panel h2{font-size:34px}.release-facts{margin-top:30px}.community>div+div{margin-top:35px}.footer-main,.footer-bottom{display:block}.footer-links{margin:25px 0}.footer-bottom p+p{margin-top:12px}.page-header{padding:40px 0 25px}.page-header h1{font-size:43px}.page-content{padding:30px 0 55px}.download-grid aside{margin-top:40px}.docs-layout{display:block;padding:30px 0 55px}.docs-nav{border-right:0;border-bottom:1px solid var(--line);padding:0 0 16px;margin-bottom:30px}.docs-nav ul{display:flex;flex-wrap:wrap;gap:3px 20px;margin:10px 0}.docs-nav a{padding:3px 0}.docs h1{font-size:37px}.topic-links{grid-template-columns:1fr}.codebox{padding:20px 16px}pre{font-size:12px}.codebox pre{padding-right:0;padding-top:20px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.cursor{animation:none}}
+
+.profiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin:40px 0}.profile-card{min-width:0;border:1px solid var(--line,#31433b);padding:24px}.profile-card h2{font-size:1.6rem}.profile-card .actions{gap:10px}.profile-card details{margin-top:24px}.profile-card pre{font-size:.75rem;overflow:auto}@media(max-width:1000px){.profiles{grid-template-columns:1fr}.profile-card{padding:20px}}