/* Layout: sticky brand bar, solid navy hero carrying a live control-band chart, then a single reading column with full-width tinted bands for emphasis. */
:root{
  --bg:#f5f7fb; --surface:#ffffff; --fg:#14213a; --muted:#56627a; --line:#d8dfeb;
  --brand:#0b3d91; --brand-ink:#0b3d91; --signal:#d99a12;
  --ok:#1f8a4c; --warn:#d99a12; --bad:#c8372d;
  --hero-bg:#0b3d91; --hero-fg:#ffffff; --hero-muted:#c3d3f2; --hero-line:rgba(255,255,255,.18);
  --band-bg:#e9eef8;
  --d-strategy:#6a1b9a; --d-ops:#1e6fd0; --d-fin:#b07800; --d-risk:#c8372d; --d-quality:#1f8a4c; --d-cust:#d2600a;
  --f-display:"Barlow Condensed","Arial Narrow",Arial,sans-serif;
  --f-body:"IBM Plex Sans","Segoe UI",Roboto,Arial,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --measure:68ch;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0b1322; --surface:#111b2f; --fg:#e5ebf6; --muted:#9ba8c0; --line:#23314c;
  --brand:#2a5cc0; --brand-ink:#8fb2ff; --signal:#f0b94a;
  --ok:#4cc27e; --warn:#f0b94a; --bad:#ff6b5e;
  --hero-bg:#0a1a3d; --hero-fg:#f2f6ff; --hero-muted:#a9bde6; --hero-line:rgba(255,255,255,.14);
  --band-bg:#0f1a30; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0b1322; --surface:#111b2f; --fg:#e5ebf6; --muted:#9ba8c0; --line:#23314c;
  --brand:#2a5cc0; --brand-ink:#8fb2ff; --signal:#f0b94a;
  --ok:#4cc27e; --warn:#f0b94a; --bad:#ff6b5e;
  --hero-bg:#0a1a3d; --hero-fg:#f2f6ff; --hero-muted:#a9bde6; --hero-line:rgba(255,255,255,.14);
  --band-bg:#0f1a30; color-scheme:dark}

*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 var(--f-body)}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--hero-bg)}
img,svg{max-width:100%}
a{color:var(--brand-ink)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--signal);outline-offset:2px}
.wrap{max-width:1160px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}

/* header */
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--hero-bg);color:var(--hero-fg);border-bottom:1px solid var(--hero-line)}
.site-head .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 28px;padding-block:12px}
.brand{color:var(--hero-fg);text-decoration:none;display:flex;flex-direction:column;line-height:1.1}
.brand b{font:700 21px/1 var(--f-display);letter-spacing:.06em;text-transform:uppercase}
.brand span{font:12px/1.3 var(--f-mono);color:var(--hero-muted);margin-top:4px}
.nav{display:flex;flex-wrap:wrap;gap:2px 4px}
.nav a{color:var(--hero-fg);text-decoration:none;font-size:14.5px;padding:6px 10px;border-radius:4px}
.nav a:hover{background:var(--hero-line)}
.nav a[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--signal)}
.nav a.cta{background:var(--signal);color:#1b1404;font-weight:600}
@media (max-width:760px){.site-head{position:static}.nav a{font-size:14px;padding:5px 8px}}

/* hero */
.hero{background:var(--hero-bg);color:var(--hero-fg)}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:40px;align-items:center;padding-block:64px 72px}
.hero.page .wrap{grid-template-columns:minmax(0,1fr);padding-block:52px 48px}
.eyebrow{font:500 12.5px/1.4 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--signal);margin:0 0 14px}
.hero h1{font:700 clamp(40px,6vw,68px)/1.0 var(--f-display);letter-spacing:.005em;margin:0 0 18px;text-wrap:balance}
.hero.page h1{font-size:clamp(36px,5vw,56px);max-width:22ch}
.hero .lede{font-size:18.5px;color:var(--hero-muted);max-width:56ch;margin:0 0 26px}
.hero .lede strong{color:var(--hero-fg);font-weight:600}
.btns{display:flex;flex-wrap:wrap;gap:10px}
.btn{display:inline-block;padding:12px 20px;border-radius:5px;text-decoration:none;font-weight:600;font-size:15px;border:1.5px solid transparent}
.btn.primary{background:var(--signal);color:#1b1404}
.btn.ghost{border-color:var(--hero-muted);color:var(--hero-fg)}
.btn.solid{background:var(--brand);color:#fff}
@media (max-width:860px){.hero .wrap{grid-template-columns:minmax(0,1fr);padding-block:44px 52px}}

/* run chart in hero */
.runchart{background:rgba(255,255,255,.04);border:1px solid var(--hero-line);border-radius:8px;padding:14px 14px 8px}
.runchart figcaption{font:12px/1.4 var(--f-mono);color:var(--hero-muted);margin-top:6px}
.rc-ok{fill:var(--ok);fill-opacity:.22}.rc-warn{fill:var(--warn);fill-opacity:.2}.rc-bad{fill:var(--bad);fill-opacity:.16}
.rc-grid{stroke:var(--hero-line);stroke-width:1}
.rc-plan{stroke:var(--hero-fg);stroke-width:1.5;stroke-dasharray:5 4}
.rc-line{fill:none;stroke:var(--hero-fg);stroke-width:2}
.rc-pt{fill:var(--hero-bg);stroke:var(--hero-fg);stroke-width:2}
.rc-pt.w{stroke:var(--warn);fill:var(--warn)}.rc-pt.b{stroke:var(--bad);fill:var(--bad)}
.rc-lbl{fill:var(--hero-muted);font:11.5px var(--f-mono)}
.rc-lbl.strong{fill:var(--hero-fg)}
.rc-note{fill:var(--bad);font:600 11.5px var(--f-mono)}

/* main content */
main{display:block}
.section{padding-block:64px}
.section + .section{border-top:1px solid var(--line)}
.section.band{background:var(--band-bg);border-top:0}
h2{font:700 clamp(30px,3.6vw,40px)/1.08 var(--f-display);margin:0 0 16px;text-wrap:balance;letter-spacing:.005em}
h3{font:600 19px/1.3 var(--f-body);margin:0 0 8px}
p{margin:0 0 14px}
.prose{max-width:var(--measure)}
.prose p,.prose li{color:var(--fg)}
.prose ul{padding-left:20px;margin:0 0 14px}
.prose li{margin-bottom:6px}
.kicker{font:500 12px/1.4 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--brand-ink);margin:0 0 10px}
.muted{color:var(--muted)}
.lead{font-size:18px;color:var(--muted);max-width:var(--measure)}
.two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:start}
@media (max-width:820px){.two{grid-template-columns:minmax(0,1fr);gap:24px}}

/* grids of items */
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:28px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:28px}
@media (max-width:900px){.grid3{grid-template-columns:minmax(0,1fr)}}
@media (max-width:700px){.grid2{grid-template-columns:minmax(0,1fr)}}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:22px 22px 18px;display:flex;flex-direction:column;gap:6px;min-width:0}
.tile .tag{font:500 11.5px/1.3 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.tile p{margin:0;color:var(--muted)}
.tile a.more{margin-top:auto;padding-top:10px;font-weight:600;text-decoration:none}
.tile a.more:hover{text-decoration:underline}

/* rules list (label/value) */
.rules{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:0;border-top:1px solid var(--line)}
.rules li{display:grid;grid-template-columns:minmax(0,15rem) minmax(0,1fr);gap:20px;padding:14px 0;border-bottom:1px solid var(--line)}
.rules b{font-weight:600}
.rules span{color:var(--muted)}
@media (max-width:640px){.rules li{grid-template-columns:minmax(0,1fr);gap:4px}}

/* sequence (real order) */
.seq{list-style:none;padding:0;margin:28px 0 0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:var(--surface)}
.seq li{padding:20px 18px;border-left:1px solid var(--line);min-width:0}
.seq li:first-child{border-left:0}
.seq .ltr{font:700 40px/1 var(--f-display);color:var(--brand-ink);display:block;margin-bottom:8px}
.seq b{display:block;margin-bottom:6px}
.seq p{margin:0;color:var(--muted);font-size:15px}
@media (max-width:900px){.seq{grid-template-columns:minmax(0,1fr)}.seq li{border-left:0;border-top:1px solid var(--line)}.seq li:first-child{border-top:0}}

/* zones */
.zones{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:24px}
.zone{border:1px solid var(--line);border-radius:6px;background:var(--surface);padding:18px;border-top:5px solid var(--c);min-width:0}
.zone b{display:block;font:700 22px/1.1 var(--f-display);letter-spacing:.02em;margin-bottom:6px}
.zone p{margin:0;color:var(--muted);font-size:15px}
.zone.ok{--c:var(--ok)}.zone.warn{--c:var(--warn)}.zone.bad{--c:var(--bad)}
@media (max-width:760px){.zones{grid-template-columns:minmax(0,1fr)}}

/* tables */
.tbl{overflow-x:auto;margin-top:24px;border:1px solid var(--line);border-radius:6px;background:var(--surface)}
table{width:100%;border-collapse:collapse;min-width:520px}
th,td{text-align:left;padding:13px 16px;border-bottom:1px solid var(--line);vertical-align:top}
tr:last-child td{border-bottom:0}
th{font:500 12px/1.3 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);background:var(--band-bg)}
td.clause{font:600 15px var(--f-mono);color:var(--brand-ink);white-space:nowrap}
td.sms{font-weight:600}
td.erp{color:var(--muted)}

/* infographic */
.wheel{margin:28px 0 0;background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:16px;overflow-x:auto}
.wheel svg{display:block;width:100%;min-width:560px;height:auto}
.w-bg{fill:var(--surface)}
.w-core{fill:var(--brand)}
.w-ring{fill:none;stroke:var(--signal);stroke-width:16}
.w-spoke{stroke:var(--line);stroke-width:2}
.w-pill{fill:var(--signal)}
.w-pilltxt{fill:#1b1404;font:600 15px var(--f-body)}
.w-box{rx:8}
.w-boxtxt{fill:#fff;font:600 17px var(--f-body)}
.w-coretxt{fill:#fff;font:700 34px var(--f-display);letter-spacing:.04em}
.w-coresub{fill:#dbe6ff;font:14px var(--f-body)}
.w-cap{fill:var(--fg);font:600 18px var(--f-body)}
.w-cap2{fill:var(--muted);font:14px var(--f-mono)}

/* callout band */
.callout{background:var(--hero-bg);color:var(--hero-fg)}
.callout .wrap{padding-block:48px;display:flex;flex-wrap:wrap;gap:20px 40px;align-items:center;justify-content:space-between}
.callout h2{color:var(--hero-fg);margin:0 0 6px}
.callout p{color:var(--hero-muted);margin:0;max-width:60ch}

/* facts */
.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:28px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.facts div{padding:18px 16px 16px 0;min-width:0}
.facts b{display:block;font:700 34px/1 var(--f-display);color:var(--brand-ink);font-variant-numeric:tabular-nums}
.facts span{display:block;color:var(--muted);font-size:14px;margin-top:6px}
@media (max-width:760px){.facts{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* timeline */
.timeline{list-style:none;padding:0;margin:24px 0 0;border-left:2px solid var(--line)}
.timeline li{position:relative;padding:0 0 20px 22px}
.timeline li::before{content:"";position:absolute;left:-7px;top:7px;width:12px;height:12px;border-radius:50%;background:var(--surface);border:2px solid var(--brand-ink)}
.timeline .yr{font:600 14px var(--f-mono);color:var(--brand-ink);display:block}
.timeline p{margin:2px 0 0;color:var(--muted)}

/* form */
.form{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:24px;display:grid;gap:16px}
.row2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
@media (max-width:600px){.row2{grid-template-columns:minmax(0,1fr)}}
label{display:block;font-weight:600;font-size:14.5px;margin-bottom:6px}
input[type=text],input[type=email],select,textarea{width:100%;font:inherit;font-size:15px;color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:4px;padding:10px 12px}
textarea{min-height:110px;resize:vertical}
fieldset{border:0;padding:0;margin:0}
legend{font-weight:600;font-size:14.5px;margin-bottom:8px;padding:0}
.checks{display:grid;gap:8px}
.checks label{font-weight:400;display:flex;gap:10px;align-items:flex-start;margin:0}
.checks input{margin-top:5px;accent-color:var(--brand)}
button.btn{cursor:pointer;font:inherit;font-weight:600}
.err{color:var(--bad);font-size:14px;margin:0}
.result{border:1px solid var(--line);border-left:4px solid var(--ok);background:var(--surface);border-radius:6px;padding:20px;display:grid;gap:12px}
.result pre{margin:0;white-space:pre-wrap;font:13.5px/1.55 var(--f-mono);background:var(--bg);border:1px solid var(--line);border-radius:4px;padding:12px;max-height:260px;overflow:auto}
.addr{font:600 16px var(--f-mono);user-select:all}

/* footer */
.site-foot{background:var(--hero-bg);color:var(--hero-muted)}
.site-foot .wrap{padding-block:36px;display:grid;gap:14px}
.site-foot .tagline{font:700 24px/1.1 var(--f-display);letter-spacing:.04em;text-transform:uppercase;color:var(--hero-fg);margin:0}
.site-foot p{margin:0;font-size:13.5px;max-width:90ch}
.site-foot a{color:var(--hero-fg)}

@media (prefers-reduced-motion:no-preference){.btn,.nav a{transition:background-color .15s,box-shadow .15s}}