/* BDG Software — site styles. Identity: industrial teal ink on cool paper, hazard amber for status, Archivo display + IBM Plex body/mono. */
/* Self-hosted fonts (SIL OFL). Latin subsets only; the site is English. */
@font-face{font-family:"Archivo";font-style:normal;font-weight:100 900;font-stretch:62% 125%;font-display:swap;src:url(/fonts/archivo-var.woff2) format("woff2-variations"),url(/fonts/archivo-var.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/plex-sans-400.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/plex-sans-500.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/plex-sans-600.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/plex-mono-400.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/plex-mono-500.woff2) format("woff2")}
:root{
  --paper:#F5F7F6; --ink:#171D1B; --ink-2:#4A5553; --ink-3:#7C8886; --rule:#CBD3D0; --rule-soft:#E2E8E6;
  --teal:#1E4D5C; --teal-ink:#16404D; --teal-soft:#DCE8EB;
  --amber:#B8781A; --amber-soft:#F4E7CF;
  --dead:#8E2F2A; --dead-soft:#F1DDDB;
  --ok:#2E6B3F; --ok-soft:#DCEBDF;
  --panel:#FFFFFF;
  --on-teal:#FFFFFF;
  --display:"Archivo","Archivo Narrow","Arial Narrow",Arial,sans-serif;
  --body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
@media (prefers-color-scheme: dark){
  :root{
    --paper:#10171A; --ink:#E4ECEA; --ink-2:#9DABA8; --ink-3:#6E7C79; --rule:#2C3A3D; --rule-soft:#1E2A2D;
    --teal:#7FBFCF; --teal-ink:#9AD0DE; --teal-soft:#16333B;
    --amber:#E0A94A; --amber-soft:#3A2C12;
    --dead:#E07A72; --dead-soft:#3D1E1C;
    --ok:#7FC492; --ok-soft:#1C3324;
    --panel:#151F22; --on-teal:#0E1A1E;
  }
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.55 var(--body);-webkit-font-smoothing:antialiased}
.wrap{max-width:1040px;margin:0 auto;padding:0 24px}
.narrow{max-width:760px}
h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0;font-variation-settings:"wdth" 88}
h1{font-size:clamp(38px,6.5vw,64px);font-weight:800;line-height:.98;letter-spacing:-.01em;font-variation-settings:"wdth" 82}
h2{font-size:28px;font-weight:700;line-height:1.1}
h3{font-size:19px;font-weight:700;line-height:1.25}
p{max-width:66ch;margin:0 0 16px}
a{color:var(--teal-ink)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--amber);outline-offset:2px}
.skip{position:absolute;left:-999px;top:8px;background:var(--amber);color:#000;padding:8px 12px;z-index:10}
.skip:focus{left:8px}
.mono{font-family:var(--mono);font-size:13px}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--teal-ink);margin:0 0 14px}
.lede{font-size:20px;line-height:1.45;max-width:58ch}
.muted{color:var(--ink-2)}
.small{font-size:14px}

/* header / footer */
.site-head{border-bottom:1px solid var(--rule);background:var(--paper);position:sticky;top:0;z-index:5}
.head-row{display:flex;align-items:center;justify-content:space-between;gap:16px;height:60px}
.brand{text-decoration:none;color:var(--ink);display:flex;align-items:center;gap:12px}
.logo{height:30px;width:auto;display:block}
.brand-name{font-family:var(--display);font-weight:800;font-size:18px;font-variation-settings:"wdth" 85;letter-spacing:.01em}
.brand-sub{font-family:var(--mono);font-size:12px;color:var(--ink-2)}
.nav{display:flex;align-items:center;gap:22px}
.nav a{text-decoration:none;color:var(--ink);font-weight:500;font-size:15px;padding:6px 0;border-bottom:2px solid transparent}
.nav a.on{border-bottom-color:var(--teal)}
.nav .btn-nav{background:var(--teal);color:var(--on-teal);padding:8px 14px;border-radius:2px;border-bottom:0;font-family:var(--display);font-weight:700}
.nav .btn-nav.on{background:var(--teal-ink)}
@media (max-width:640px){.brand-sub{display:none}.nav{gap:14px}.nav .btn-nav{padding:7px 10px;font-size:14px}}

/* Reading-mode bar: Everyone / Business / Technical / Hands-on. Plain links; the server does the rest. */
.role-bar{border-bottom:1px solid var(--rule-soft);background:var(--panel);font-size:13px}
.role-bar .wrap{display:flex;align-items:center;gap:4px;flex-wrap:wrap;min-height:36px}
.role-bar .role-label{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin-right:8px}
.role-bar a{text-decoration:none;color:var(--ink-2);padding:3px 10px;border-radius:20px;border:1px solid transparent;line-height:1.4}
.role-bar a:hover{color:var(--ink);border-color:var(--rule)}
.role-bar a[aria-current="true"]{background:var(--teal);color:var(--on-teal);border-color:var(--teal)}
@media (max-width:640px){.role-bar .role-label{display:none}}
.site-foot{border-top:2px solid var(--ink);margin-top:80px;padding:28px 0 48px;color:var(--ink-2);font-size:14px}
.foot-row{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.foot-name{color:var(--ink);font-weight:600;display:flex;align-items:center;gap:10px}
.foot-icon{width:22px;height:22px;flex:none}
.foot-links{display:flex;gap:18px;flex-wrap:wrap}

/* buttons */
.btn{display:inline-block;font-family:var(--display);font-weight:700;font-size:16px;padding:12px 18px;border-radius:2px;text-decoration:none;border:0;cursor:pointer;line-height:1.2}
.btn-primary{background:var(--teal);color:var(--on-teal)}
.btn-primary:hover{background:var(--teal-ink)}
.btn-ghost{background:transparent;color:var(--ink);border:2px solid var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--paper)}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}

/* status chips */
.status{display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;padding:3px 7px;border-radius:2px;line-height:1.35}
.status.dead{background:var(--dead-soft);color:var(--dead)}
.status.dying{background:var(--amber-soft);color:var(--amber)}
.status.orphaned{background:var(--teal-soft);color:var(--teal-ink)}
.status.ok{background:var(--ok-soft);color:var(--ok)}
.status.neutral{background:var(--rule-soft);color:var(--ink-2)}

/* sections */
.section{padding:56px 0 0}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;border-top:2px solid var(--ink);padding-top:18px;margin-bottom:18px;flex-wrap:wrap}
.section-head .more{font-size:14px;white-space:nowrap}

/* hero */
.hero{padding:64px 0 24px}
.hero .lede{margin-top:22px}
.hero .btn-row{margin-top:26px}

/* proof strip */
.proof{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--rule);border:1px solid var(--rule);margin-top:40px}
.proof div{background:var(--panel);padding:18px 20px;font-size:14px;color:var(--ink-2)}
.proof b{display:block;font-family:var(--display);font-weight:800;font-variation-settings:"wdth" 82;font-size:32px;color:var(--ink);line-height:1;margin-bottom:6px;font-variant-numeric:tabular-nums}
@media (max-width:760px){.proof{grid-template-columns:repeat(2,1fr)}}

/* platform list */
.stacks{border-top:1px solid var(--rule)}
.stack{display:grid;grid-template-columns:200px 1fr auto;gap:12px 24px;padding:20px 0;border-bottom:1px solid var(--rule);align-items:start}
.stack .name{font-family:var(--display);font-weight:700;font-size:20px;font-variation-settings:"wdth" 88;line-height:1.15}
.stack .name a{color:var(--ink);text-decoration:none}
.stack .name a:hover{color:var(--teal-ink)}
.stack .status{margin-top:8px}
.stack .fact{color:var(--ink-2);font-size:15px;margin:0}
.stack .go{font-size:14px;white-space:nowrap;padding-top:4px}
@media (max-width:640px){.stack{grid-template-columns:1fr}.stack .go{padding-top:0}}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{border-top:3px solid var(--teal);padding-top:12px}
.step h3{margin-bottom:6px}
.step p{font-size:15px;color:var(--ink-2);margin:0}
@media (max-width:640px){.steps{grid-template-columns:1fr}}

/* engagement cards */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.card{background:var(--panel);border:1px solid var(--rule);padding:18px 20px 16px;display:flex;flex-direction:column;gap:8px;min-width:0}
.card .meta{display:flex;justify-content:space-between;gap:10px;font-family:var(--mono);font-size:12px;color:var(--ink-2)}
.card h3 a{color:var(--ink);text-decoration:none}
.card h3 a:hover{color:var(--teal-ink)}
.card .sector{font-size:13px;color:var(--ink-2)}
.card .summary{font-size:15px;margin:2px 0 4px;max-width:none}
.card .tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:6px}
.tag{font-family:var(--mono);font-size:11px;padding:2px 6px;background:var(--rule-soft);color:var(--ink-2);border-radius:2px;white-space:nowrap}
.tag.legacy{background:var(--amber-soft);color:var(--amber)}

/* filters */
.filters{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1fr;gap:10px;margin:18px 0 10px}
.filters label{display:flex;flex-direction:column;gap:4px;font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2)}
.filters input,.filters select{font:15px var(--body);padding:9px 10px;border:1px solid var(--rule);background:var(--panel);color:var(--ink);border-radius:2px;min-width:0}
.filter-row{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;font-size:14px;color:var(--ink-2)}
.filter-row button{font:inherit;background:none;border:0;color:var(--teal-ink);text-decoration:underline;cursor:pointer;padding:0}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 6px}
.chip{font:13px var(--body);padding:6px 10px;border:1px solid var(--rule);background:var(--panel);color:var(--ink);border-radius:20px;cursor:pointer}
.chip[aria-pressed="true"]{background:var(--teal);color:var(--on-teal);border-color:var(--teal)}
@media (max-width:860px){.filters{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.filters{grid-template-columns:1fr}}
.empty{padding:40px 0;color:var(--ink-2)}

/* engagement detail */
.detail-head{padding:56px 0 8px}
.detail-head .kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px 24px;margin:24px 0 0;padding:16px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.kv div{font-size:14px}
.kv dt{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);margin-bottom:3px}
.kv dd{margin:0;color:var(--ink)}
.story{display:grid;grid-template-columns:150px 1fr;gap:12px 32px;margin-top:36px}
.story h2{font-size:15px;font-family:var(--mono);font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--teal-ink);padding-top:4px}
.story p{font-size:17px;line-height:1.6}
@media (max-width:640px){.story{grid-template-columns:1fr;gap:4px 0}.story h2{margin-top:16px}}
.stacklist{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.related{margin-top:56px}
.cta-band{margin-top:56px;padding:28px;background:var(--teal);color:var(--on-teal)}
.cta-band h2,.cta-band p{color:inherit}
.cta-band p{opacity:.92;margin-bottom:18px}
.cta-band .btn{background:var(--paper);color:var(--ink)}
.cta-band .btn:hover{background:#fff}

/* platform page */
.plat-head{padding:56px 0 0}
.plat-head .status{margin-bottom:14px}
.plat-cols{display:grid;grid-template-columns:1fr 1fr;gap:36px;margin-top:28px}
.plat-cols h2{font-size:15px;font-family:var(--mono);font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--teal-ink);margin-bottom:10px}
.plat-cols p{font-size:17px;line-height:1.6}
@media (max-width:760px){.plat-cols{grid-template-columns:1fr}}

/* contact */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px 20px;margin-top:24px}
.form-grid .full{grid-column:1/-1}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-weight:600;font-size:15px}
.field .hint{font-size:13px;color:var(--ink-2)}
.field input,.field textarea,.field select{font:16px var(--body);padding:11px 12px;border:1px solid var(--rule);background:var(--panel);color:var(--ink);border-radius:2px;width:100%}
.field textarea{min-height:110px;resize:vertical}
.field.invalid input,.field.invalid textarea{border-color:var(--dead)}
.err{color:var(--dead);font-size:13px}
.hp{position:absolute;left:-9999px;top:-9999px;height:0;overflow:hidden}
.alert{padding:14px 16px;border-left:4px solid var(--dead);background:var(--dead-soft);color:var(--ink);margin-top:20px}
@media (max-width:640px){.form-grid{grid-template-columns:1fr}}
.aside{border-left:3px solid var(--amber);padding-left:14px;color:var(--ink-2);font-size:14px;margin-top:28px}

/* admin */
table.inbox{width:100%;border-collapse:collapse;font-size:14px;margin-top:20px}
table.inbox th,table.inbox td{text-align:left;vertical-align:top;padding:10px 8px;border-bottom:1px solid var(--rule)}
table.inbox th{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2)}
.scroll-x{overflow-x:auto}
pre.msg{white-space:pre-wrap;font:13px/1.5 var(--body);margin:0;max-width:60ch}