:root{
  --paper:#F2EFE8; --paper-2:#EBE7DD; --ink:#14162E; --indigo:#2E2E8F;
  --ochre:#B9773A; --muted:#6d6a5e; --body:#3a3a4d; --hair:rgba(20,22,46,.16);
  --serif:'Instrument Serif',Georgia,serif; --sans:'Archivo',system-ui,sans-serif; --mono:'Space Mono',ui-monospace,monospace;
  --pad:clamp(20px,3vw,40px); --margin-col:clamp(104px,7vw,150px); --gutter:clamp(24px,3.4vw,56px);
}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased}
img{display:block}
a{color:var(--indigo);text-decoration:none}
a:hover{color:var(--ink)}
a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--indigo);outline-offset:3px}
.wrap{width:100%;max-width:1440px;margin:0 auto}
.mono{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.serif{font-family:var(--serif);font-weight:400}

/* two-column editorial grid: marginalia + content */
.grid{display:grid;grid-template-columns:var(--margin-col) minmax(0,1fr)}
.grid--3{display:grid;grid-template-columns:var(--margin-col) minmax(0,1fr) minmax(240px,440px);gap:var(--gutter)}

/* masthead */
.masthead{position:sticky;top:0;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:14px var(--pad);background:rgba(242,239,232,.95);backdrop-filter:blur(6px);border-bottom:1px solid var(--ink)}
.brand{display:flex;align-items:center;gap:11px;color:var(--ink)}
.brand img{width:30px;height:30px;object-fit:contain}
.brand span{font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase}
.nav{display:flex;align-items:center;gap:clamp(14px,2vw,26px);font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.nav a{color:var(--ink);padding-bottom:2px;border-bottom:1px solid transparent}
.nav a:hover{border-color:var(--ink)}
.nav .cta{padding:9px 16px;background:var(--indigo);color:var(--paper);white-space:nowrap;border:0}
.nav .cta:hover{background:var(--ink)}

/* opening */
.open{padding:0 var(--pad);border-bottom:1px solid var(--ink)}
.open__top{padding:clamp(40px,5vw,64px) 0 0}
.open__meta{font-family:var(--mono);font-size:10.5px;line-height:2;letter-spacing:.1em;color:var(--muted);padding-top:12px}
h1{margin:0;font-family:var(--serif);font-weight:400;font-size:clamp(44px,8.2vw,132px);line-height:.92;letter-spacing:-.02em}
h1 i{color:var(--indigo)}
.open__lower{display:grid;grid-template-columns:var(--margin-col) minmax(0,1fr) minmax(230px,auto);
  gap:clamp(20px,2.8vw,40px);padding:clamp(32px,4vw,52px) 0 clamp(36px,4vw,60px);align-items:end}
.lead{margin:0;max-width:560px;font-size:17px;line-height:1.65;color:var(--body);text-wrap:pretty}
.figures{display:flex;flex-wrap:wrap;gap:clamp(18px,2.4vw,34px);justify-content:flex-end;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;color:var(--muted)}
.figures span{display:flex;flex-direction:column;gap:6px}
.figures b{font-family:var(--serif);font-size:34px;font-weight:400;color:var(--ink)}

/* specification strip */
.strip{display:flex;flex-wrap:wrap;gap:1px;background:var(--ink);border-bottom:1px solid var(--ink)}
/* flex, not grid: the plates in a part-filled last row stretch to fill it,
   so the ink background never shows through as an empty cell. */
.plate{flex:1 1 210px;min-width:0;padding:clamp(22px,2.6vw,34px);background:var(--indigo);color:var(--paper);
  display:flex;flex-direction:column;gap:12px;transition:background .25s}
.plate:hover{background:var(--ink)}
.plate__k{font-family:var(--mono);font-size:10px;letter-spacing:.16em;color:rgba(242,239,232,.6)}
.plate__v{font-family:var(--serif);font-size:clamp(30px,3.4vw,44px);line-height:1}
.plate__d{font-size:13.5px;line-height:1.55;color:rgba(242,239,232,.82)}

/* section headings */
section{scroll-margin-top:56px}
h2{margin:0;font-family:var(--serif);font-weight:400;line-height:1.05}
.h2--chapter{font-size:clamp(36px,5.4vw,76px);line-height:1;letter-spacing:-.015em;max-width:860px}
.h2--small{font-size:clamp(28px,3.6vw,48px)}
.chapter-mark{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;color:var(--indigo);padding-top:14px}
.prose{margin:26px 0 0;max-width:660px;font-size:16.5px;line-height:1.7;color:var(--body);text-wrap:pretty}

/* index of activities */
.index{padding:clamp(48px,6vw,72px) var(--pad) 0}
.index__head{align-items:baseline;padding-bottom:20px;border-bottom:1px solid var(--ink)}
.row{display:grid;grid-template-columns:clamp(44px,5vw,110px) minmax(150px,300px) minmax(0,1fr) 24px;
  gap:clamp(12px,1.8vw,24px);align-items:baseline;padding:18px 0;border-bottom:1px solid var(--hair);color:var(--ink)}
.row:hover{background:var(--paper-2)}
.row__n{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;color:var(--indigo)}
.row__t{font-family:var(--serif);font-size:clamp(20px,2.1vw,26px);line-height:1.15}
.row__d{font-size:14px;line-height:1.6;color:#4a4a5d}
.row__arrow{font-family:var(--mono);font-size:12px;color:var(--indigo);text-align:right}

/* chapter I */
.chapter{padding:clamp(56px,7vw,88px) 0 0}
.chapter__head{padding:0 var(--pad)}
.map{margin-top:44px;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);background:var(--paper-2)}
.map iframe{display:block;width:100%;height:clamp(360px,42vw,540px);border:0}
.caption{padding:12px var(--pad) 0}
.caption__fig{font-family:var(--mono);font-size:10px;color:#8c8878;white-space:nowrap}
.caption__t{font-family:var(--mono);font-size:10.5px;line-height:1.7;color:var(--muted)}
.caps{gap:0 var(--gutter);padding:clamp(36px,4.4vw,56px) var(--pad) 0}
.caps__list{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:0 var(--gutter)}
.cap{min-width:0;padding:16px 0;border-top:1px solid var(--hair)}
.cap b{display:block;font-size:15px;font-weight:600}
.cap span{display:block;margin-top:5px;font-size:14px;line-height:1.6;color:#5a5a6d}

/* chapter II — dark */
.dark{margin-top:clamp(56px,7vw,88px);background:var(--ink);color:var(--paper)}
.dark .chapter-mark{color:var(--ochre)}
.dark .prose{color:rgba(242,239,232,.74)}
.dark .prose b{color:var(--paper)}
.dark__head{padding:clamp(52px,6vw,80px) var(--pad) 0}
.subs{padding:clamp(30px,3.6vw,44px) var(--pad) 0}
.subs__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:0 var(--gutter)}
.sub{min-width:0;padding:22px 0;border-top:1px solid rgba(242,239,232,.28)}
.sub__name{font-family:var(--serif);font-size:clamp(24px,2.4vw,30px);line-height:1.1}
.sub__tag{margin-top:8px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:var(--ochre)}
.sub ul{margin:18px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:9px}
.sub li{font-size:14.5px;line-height:1.5;color:rgba(242,239,232,.82)}
.chain-wrap{padding:clamp(40px,5vw,64px) var(--pad) clamp(52px,6vw,80px)}
.chain-wrap .caption__fig{color:rgba(242,239,232,.45)}
.chain{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;margin-top:18px;background:rgba(242,239,232,.28)}
.step{min-width:0;padding:22px 18px;background:var(--ink);display:flex;flex-direction:column;gap:10px;transition:background .25s}
.step:hover{background:#1e2144}
.step__n{font-family:var(--mono);font-size:10px;color:var(--ochre)}
.step__t{font-family:var(--serif);font-size:24px;line-height:1.05}
.step__d{font-size:13px;line-height:1.55;color:rgba(242,239,232,.7)}
.chain-note{margin:20px 0 0;max-width:640px;font-size:14px;line-height:1.7;color:rgba(242,239,232,.6)}

/* vision + values */
.vision{padding:clamp(60px,7vw,96px) var(--pad);border-bottom:1px solid var(--ink)}
.pullquote{margin:0;max-width:1000px;font-family:var(--serif);font-size:clamp(26px,3.3vw,44px);line-height:1.25;letter-spacing:-.01em;text-wrap:pretty}
.pullquote i{color:var(--indigo)}
.values{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:28px;
  margin-top:clamp(36px,4vw,56px);padding-top:24px;border-top:1px solid rgba(20,22,46,.2)}
.value{min-width:0;display:flex;flex-direction:column;gap:7px}
.value__n{font-family:var(--mono);font-size:10px;color:var(--indigo)}
.value__t{font-size:15px;font-weight:600}
.value__d{font-size:13.5px;line-height:1.55;color:#5a5a6d}

/* group */
.group{padding:clamp(52px,6vw,80px) var(--pad)}
.group__row{display:grid;grid-template-columns:clamp(90px,11vw,170px) minmax(160px,320px) minmax(0,1fr);
  gap:clamp(12px,1.8vw,24px);align-items:baseline;padding:18px 0;border-bottom:1px solid var(--hair)}
.group__k{font-family:var(--mono);font-size:10px;letter-spacing:.12em;color:var(--indigo)}
.group__t{font-family:var(--serif);font-size:clamp(19px,2vw,24px);line-height:1.2}
.group__d{font-size:14px;line-height:1.6;color:#4a4a5d}

/* contact */
.contact{padding:clamp(52px,6vw,80px) var(--pad) clamp(60px,7vw,90px);background:var(--paper-2);border-top:1px solid var(--ink)}
.contact h2{font-size:clamp(34px,4.8vw,66px);line-height:1.02;letter-spacing:-.015em}
.contact__details{display:flex;flex-direction:column;gap:14px;margin-top:36px;font-family:var(--mono);font-size:12px;letter-spacing:.04em}
.contact__details>span{display:flex;gap:16px}
.contact__details i{width:110px;flex:none;color:var(--muted);font-style:normal}
form{display:flex;flex-direction:column;gap:24px;padding-top:10px;min-width:0}
.field{display:flex;flex-direction:column;gap:7px}
label{font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:var(--muted)}
input,select,textarea{padding:8px 0;border:0;border-bottom:1px solid var(--ink);background:transparent;
  font-family:var(--sans);font-size:15px;outline:none;min-width:0;color:var(--ink)}
textarea{resize:vertical}
button{align-self:flex-start;padding:13px 26px;background:var(--indigo);color:var(--paper);border:0;
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;cursor:pointer;white-space:nowrap}
button:hover{background:var(--ink)}

/* footer */
footer{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  padding:22px var(--pad);background:var(--ink);color:rgba(242,239,232,.6);
  font-family:var(--mono);font-size:10.5px;letter-spacing:.1em}
footer a{color:rgba(242,239,232,.6)}

/* skip link */
.skip{position:absolute;left:-9999px;top:0;z-index:60;padding:12px 18px;background:var(--indigo);color:var(--paper);
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase}
.skip:focus{left:0}

/* mobile nav toggle (shown under 940px) */
.nav-toggle{display:none;align-items:center;gap:9px;align-self:center;padding:8px 12px;background:transparent;
  border:1px solid var(--ink);color:var(--ink);font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;
  text-transform:uppercase;cursor:pointer}
.nav-toggle:hover{background:var(--ink);color:var(--paper)}
.nav-toggle__bars{display:flex;flex-direction:column;gap:3px;width:14px}
.nav-toggle__bars i{display:block;height:1.5px;background:currentColor;transition:transform .2s,opacity .2s}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:first-child{transform:translateY(2.2px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:last-child{transform:translateY(-2.2px) rotate(-45deg)}

/* headings used without inline styles */
.h2--index{font-size:clamp(28px,3.2vw,40px)}

/* chapter III · catalogue */
.chapter--pad{padding-bottom:clamp(20px,3vw,40px)}
.prose--tight{margin-top:0}
.cat-wrap{gap:0 var(--gutter);padding:clamp(36px,4.4vw,56px) var(--pad) 0}
.cat{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:0 var(--gutter);margin-top:clamp(24px,3vw,36px)}
.cat__col{min-width:0;padding:18px 0 4px;border-top:1px solid var(--ink)}
.cat__h{margin:0;font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--indigo)}
.cat__col ul{margin:14px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:10px}
.cat__col li{position:relative;padding-left:14px;font-size:14px;line-height:1.55;color:#4a4a5d}
.cat__col li::before{content:"";position:absolute;left:0;top:8px;width:5px;height:5px;background:var(--hair)}
.note{margin:clamp(26px,3vw,36px) 0 0;max-width:640px;padding-top:14px;border-top:1px solid var(--hair);
  font-size:13px;line-height:1.65;color:var(--muted)}

/* paper-2 band (chapter IV) */
.band{margin-top:clamp(56px,7vw,88px);padding:clamp(52px,6vw,80px) 0 clamp(56px,6.5vw,88px);
  background:var(--paper-2);border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.band .chapter__head{padding:0 var(--pad)}

/* service cards (chapters IV & V) */
.svc-wrap{gap:0 var(--gutter);padding:clamp(32px,4vw,48px) var(--pad) 0}
.svc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:0 var(--gutter)}
.svc-grid--2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.svc{min-width:0;padding:22px 0 6px;border-top:1px solid var(--ink)}
.svc__k{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-family:var(--mono);font-size:10px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--indigo)}
.svc__flag{padding:3px 7px;background:var(--ochre);color:var(--paper);font-weight:400;font-size:9px;letter-spacing:.12em}
.svc__t{margin:10px 0 0;font-family:var(--serif);font-weight:400;font-size:clamp(23px,2.3vw,29px);line-height:1.1}
.svc__p{margin:14px 0 0;font-size:14.5px;line-height:1.65;color:var(--body);text-wrap:pretty}
.svc__l{margin:18px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:9px}
.svc__l li{position:relative;padding-left:14px;font-size:14px;line-height:1.55;color:#4a4a5d}
.svc__l li::before{content:"";position:absolute;left:0;top:8px;width:5px;height:5px;background:var(--indigo);opacity:.5}
.svc__l b{font-weight:600;color:var(--ink)}
.chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:20px}
.chip{padding:5px 10px;border:1px solid var(--hair);font-family:var(--mono);font-size:10px;letter-spacing:.08em;color:var(--muted)}

/* clients & partners (dark, indigo accent) */
.dark--indigo{background:var(--indigo)}
.dark--indigo .chapter-mark{color:rgba(242,239,232,.6)}
.dark--indigo .prose{color:rgba(242,239,232,.8)}
.dark--indigo .caption__fig{color:rgba(242,239,232,.55)}
.clients-wrap{padding:clamp(28px,3.4vw,40px) var(--pad) 0}
.clients{display:flex;flex-wrap:wrap;gap:0;margin:0;padding:0;list-style:none;
  border-top:1px solid rgba(242,239,232,.3)}
.clients li{flex:1 1 180px;padding:20px 0 18px;border-bottom:1px solid rgba(242,239,232,.3);
  font-family:var(--serif);font-size:clamp(21px,2.2vw,28px);line-height:1.1;color:var(--paper)}
.quote-wrap{padding:clamp(40px,5vw,64px) var(--pad) clamp(52px,6vw,80px)}
.quote{margin:0}
.quote blockquote{margin:0;max-width:900px;font-family:var(--serif);font-size:clamp(22px,2.8vw,36px);
  line-height:1.3;letter-spacing:-.005em;color:var(--paper);text-wrap:pretty}
.quote blockquote::before{content:"\201C"}
.quote blockquote::after{content:"\201D"}
.quote figcaption{margin-top:20px;font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;
  text-transform:uppercase;color:rgba(242,239,232,.6)}

/* form: honeypot, states */
.field--hp{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
button[disabled]{opacity:.55;cursor:progress}
.form-note{margin:0;font-family:var(--mono);font-size:11px;line-height:1.6;letter-spacing:.04em}
.form-note:empty{display:none}
.form-note[data-state="ok"]{color:var(--indigo)}
.form-note[data-state="error"]{color:#9a2b2b}
.field[data-invalid] input,.field[data-invalid] textarea{border-bottom-color:#9a2b2b}
.field[data-invalid] label{color:#9a2b2b}

/* footer brand */
.foot__brand{display:flex;align-items:center;gap:10px}
.foot__brand img{width:20px;height:20px;object-fit:contain;opacity:.75}

/* motion */
@keyframes ahMask{from{clip-path:inset(0 100% 0 0)}to{clip-path:inset(0 0 0 0)}}
@keyframes ahUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
h1{animation:ahMask 1.1s cubic-bezier(.16,1,.3,1) both}
.reveal{opacity:0}
.reveal.is-in{animation:ahUp .8s cubic-bezier(.16,1,.3,1) both}
@media (prefers-reduced-motion:reduce){
  h1{animation:none}
  .reveal,.reveal.is-in{opacity:1;animation:none}
}

/* collapsed navigation (under 940px) */
@media (max-width:940px){
  .masthead{flex-wrap:wrap;row-gap:0}
  .nav-toggle{display:flex;order:2}
  .nav{order:3;display:none;flex-basis:100%;flex-direction:column;align-items:stretch;gap:0;
    margin:14px calc(var(--pad) * -1) 0;border-top:1px solid var(--ink)}
  .masthead[data-open="true"] .nav{display:flex}
  .nav a{padding:15px var(--pad);border-bottom:1px solid var(--hair);border-top:0}
  .nav a:hover{background:var(--paper-2);border-color:var(--hair)}
  .nav .cta{padding:16px var(--pad);border-bottom:0}
}

/* narrow screens: marginalia stacks above content */
@media (max-width:760px){
  :root{--margin-col:0px}
  .grid,.grid--3,.open__lower,.group__row,.row{grid-template-columns:minmax(0,1fr);gap:8px}
  .grid>.chapter-mark,.grid>.mono{padding-top:0}
  .open__lower{align-items:start}
  .figures{justify-content:flex-start}
  .row{padding:16px 0}
  .row__arrow{display:none}
  .cat,.svc-grid,.svc-grid--2,.caps__list,.subs__grid{grid-template-columns:minmax(0,1fr)}
  .clients li{flex-basis:100%}
  .quote blockquote{font-size:clamp(20px,5.4vw,26px)}
}