:root{
  --bg:#FAF7F2;          /* warm off-white, page ground */
  --surface:#FFFFFF;     /* raised cards and panels */
  --ink:#16181C;         /* near-black, text + solid CTA */
  --muted:#777167;       /* metadata + secondary text */
  --accent:#5B6068;      /* Slate, one restrained accent (alts: #3D4047, #6F6A61) */
  --accent-tint:#EBEDEF; /* accent tint for soft panels */
  --line:rgba(22,24,28,.13);     /* hairline @ 13% */
  --line-strong:rgba(22,24,28,.22);
  --maxw:1180px; --pad:24px; --r:3px;
  --serif:'Archivo',system-ui,'Helvetica Neue',Helvetica,Arial,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--serif);background:var(--bg);color:var(--ink);line-height:1.5;font-size:17px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}

/* Type scale (brand sheet: 76 display / 42 h2 / 12 eyebrow / 17 body / 13 caption) */
.display{font-weight:800;letter-spacing:-.03em;line-height:1.02;font-size:clamp(40px,7vw,76px)}
.h1{font-weight:800;letter-spacing:-.025em;line-height:1.05;font-size:clamp(34px,5vw,56px)}
.h2{font-weight:800;letter-spacing:-.02em;line-height:1.1;font-size:clamp(28px,3.4vw,42px)}
.h3{font-weight:700;letter-spacing:-.01em;line-height:1.2;font-size:clamp(19px,2vw,24px)}
.lead{font-size:clamp(17px,1.6vw,20px);max-width:62ch}
.muted{color:var(--muted)}
.caption{font-size:13px;color:var(--muted)}
p{max-width:68ch}

/* Eyebrow + section markers (mono) */
.eyebrow{font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.eyebrow .dot{color:var(--accent)}
/* Hero eyebrow wipe reveal (runs once on load) */
.eyebrow--wipe{font-size:13px}
.eyebrow--wipe .wipe-text{display:inline-block;clip-path:inset(0 100% 0 0);animation:eyebrow-wipe .9s cubic-bezier(.4,0,.2,1) .2s both}
@keyframes eyebrow-wipe{from{clip-path:inset(0 100% 0 0)}to{clip-path:inset(0 0 0 0)}}
@media (prefers-reduced-motion:reduce){.eyebrow--wipe .wipe-text{animation:none;clip-path:none}}
.sec-mark{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);display:flex;gap:10px;align-items:center}
.sec-mark b{color:var(--ink);font-weight:500}
.eyebrow-row{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.eyebrow-row .rule{flex:1}

/* Buttons + links */
.btn{display:inline-flex;align-items:center;gap:.5em;font-family:var(--mono);font-size:13px;font-weight:500;letter-spacing:.02em;padding:13px 20px;border-radius:var(--r);border:1px solid transparent;cursor:pointer;transition:.15s ease;white-space:nowrap}
.btn--primary{background:var(--ink);color:var(--bg)}
.btn--primary:hover{opacity:.88}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line-strong)}
.btn--ghost:hover{border-color:var(--ink);background:rgba(22,24,28,.03)}
.link-arrow{font-family:var(--mono);font-size:13px;letter-spacing:.02em;color:var(--ink);display:inline-flex;gap:.4em;align-items:center;border-bottom:1px solid var(--line-strong);padding-bottom:2px}
.link-arrow:hover{border-color:var(--ink)}

/* Tag chip */
.tag{font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--muted);text-transform:uppercase}

/* Rhythm + rules */
.rule{height:1px;background:var(--line);border:0;width:100%}
.section{padding:clamp(56px,9vw,120px) 0}
.section--tight{padding:clamp(40px,6vw,72px) 0}
.stack-sm>*+*{margin-top:14px}
.stack>*+*{margin-top:22px}
.stack-lg>*+*{margin-top:34px}
.center{text-align:center}

/* Announcement bar */
.announce{background:var(--ink);color:var(--bg);font-family:var(--mono);font-size:12px;letter-spacing:.04em}
.announce .container{display:flex;gap:10px;align-items:center;justify-content:center;padding-top:9px;padding-bottom:9px;text-align:center;flex-wrap:wrap}
.announce a{border-bottom:1px solid rgba(250,247,242,.4)}

/* Nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(250,247,242,.86);backdrop-filter:saturate(180%) blur(10px);-webkit-backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.02em;font-size:18px}
.brand__mark{width:34px;height:34px;border-radius:7px;display:block}
.nav__links{display:flex;align-items:center;gap:4px}
.nav__links a,.dropdown__btn{font-family:var(--mono);font-size:13px;letter-spacing:.02em;color:var(--ink);padding:9px 12px;border-radius:var(--r);background:none;border:0;cursor:pointer}
.nav__links a:hover,.dropdown__btn:hover{background:rgba(22,24,28,.05)}
.nav__links a.is-active{color:var(--accent)}
.nav__cta{margin-left:6px}
.nav__links a.nav__cta{background:var(--ink);color:var(--bg);padding:13px 20px;border:1px solid var(--ink)}
.nav__links a.nav__cta:hover{background:var(--ink);color:var(--bg);opacity:.88}
.nav__links a.nav__cta.is-active{color:var(--bg)}
.dropdown{position:relative}
.dropdown__menu{position:absolute;top:calc(100% + 8px);left:0;min-width:252px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:0 12px 30px rgba(22,24,28,.10);padding:7px;opacity:0;visibility:hidden;transform:translateY(-4px);transition:.14s ease}
.dropdown:hover .dropdown__menu,.dropdown.open .dropdown__menu{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown__menu a{display:block;padding:11px 12px;border-radius:var(--r)}
.dropdown__menu a span{display:block;font-family:var(--serif);font-size:15px;font-weight:600;letter-spacing:-.01em;color:var(--ink);margin-bottom:2px;text-transform:none}
.dropdown__menu a small{font-family:var(--mono);font-size:11px;color:var(--muted);letter-spacing:.02em}
.nav__toggle{display:none;background:none;border:0;cursor:pointer;font-family:var(--mono);font-size:13px;color:var(--ink);padding:8px}

/* Hero */
.hero{padding:clamp(48px,8vw,104px) 0 clamp(40px,6vw,72px)}
.hero .display,.hero .h1{margin:22px 0}
.hero .lead{margin-top:8px}
.hero__cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}

/* Spec strip */
.spec{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin-top:8px}
.spec>div{background:var(--bg);padding:16px 18px}
.spec dt{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.spec dd{font-weight:700;letter-spacing:-.01em;font-size:15px}

/* Logo wall (placeholder tiles) */
.logos{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.ph{border:1px dashed var(--line-strong);border-radius:var(--r);display:grid;place-items:center;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);background:var(--surface)}
.logos .ph{flex:1 1 140px;min-width:120px;height:60px}

/* Grid + cards */
.grid{display:grid;gap:18px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:clamp(22px,2.4vw,30px);display:flex;flex-direction:column;gap:12px}
.card__num{font-family:var(--mono);font-size:12px;color:var(--accent);letter-spacing:.06em}
.card .tag{margin-top:auto;padding-top:14px}
.card--link{transition:border-color .15s ease}
.card--link:hover{border-color:var(--line-strong)}

/* Process (numbered) */
.proc{border-top:1px solid var(--line)}
.proc__row{display:grid;grid-template-columns:96px 1fr;gap:clamp(16px,4vw,56px);padding:clamp(28px,4vw,44px) 0;border-bottom:1px solid var(--line);align-items:start}
.proc__n{font-family:var(--mono);font-size:13px;color:var(--accent);letter-spacing:.06em;padding-top:6px}
.proc__row .tag{margin-top:14px}
.proc__body{max-width:66ch}

/* Icon timeline (The Operating Co. Approach) */
.flow{border-top:1px solid var(--line)}
.flow__row{display:grid;grid-template-columns:72px 1fr;gap:clamp(18px,4vw,40px);padding:clamp(26px,4vw,40px) 0;border-bottom:1px solid var(--line);align-items:start}
.flow__icon{width:64px;height:64px;border-radius:50%;background:var(--accent-tint);border:1px solid var(--line);display:grid;place-items:center;color:var(--accent);flex:none}
.flow__icon svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.flow__lead{font-weight:600;margin-top:4px;max-width:64ch}
.flow__desc{margin-top:8px;max-width:64ch}

/* Two-up feature row */
.feat{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(20px,4vw,64px);align-items:center}

/* CTA band */
.cta{background:var(--ink);color:var(--bg);border-radius:var(--r)}
.cta .container{padding-top:clamp(48px,7vw,84px);padding-bottom:clamp(48px,7vw,84px)}
.cta .eyebrow{color:rgba(250,247,242,.6)}
.cta .eyebrow .dot{color:#9aa0a8}
.cta .h2{color:var(--bg)}
.cta p{color:rgba(250,247,242,.78)}
.cta .btn--primary{background:var(--bg);color:var(--ink)}

/* Soft accent panel (NOT .cta, avoids colour conflicts) */
.panel{background:var(--accent-tint);border:1px solid var(--line);border-radius:var(--r);padding:clamp(28px,4vw,48px);display:flex;flex-direction:column;gap:16px;align-items:flex-start}

/* Forms */
.form{display:grid;gap:18px;max-width:620px}
.field{display:grid;gap:7px}
.field label{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.field input,.field select,.field textarea{font-family:var(--serif);font-size:16px;color:var(--ink);background:var(--surface);border:1px solid var(--line-strong);border-radius:var(--r);padding:13px 14px;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--ink);outline-offset:1px;border-color:var(--ink)}
.field textarea{min-height:120px;resize:vertical}
.form__note{font-family:var(--mono);font-size:12px;color:var(--muted)}
.form__ok{display:none;font-family:var(--mono);font-size:13px;color:var(--ink);background:var(--accent-tint);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px}
.form__ok.show{display:block}

/* Footer */
.footer{border-top:1px solid var(--line);padding:clamp(40px,6vw,72px) 0 36px}
.footer__top{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap;margin-bottom:40px}
.footer__cols{display:flex;gap:clamp(28px,5vw,80px);flex-wrap:wrap}
.footer__col{display:flex;flex-direction:column;gap:10px}
.footer__col h4{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:500;margin-bottom:4px}
.footer__col a,.footer__col span{font-size:14px;color:var(--ink)}
.footer__col a:hover{color:var(--accent)}
.footer__bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center;padding-top:24px;border-top:1px solid var(--line);font-family:var(--mono);font-size:12px;color:var(--muted)}

/* Focus + motion floor */
:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}

/* Responsive */
@media(max-width:900px){.grid--3{grid-template-columns:1fr 1fr}.feat{grid-template-columns:1fr}}
@media(max-width:720px){
  .nav__links{position:fixed;inset:68px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;background:var(--bg);border-bottom:1px solid var(--line);padding:8px var(--pad) 16px;display:none}
  .nav__links.open{display:flex}
  .nav__links a,.dropdown__btn{padding:13px 6px;font-size:15px;border-radius:0;border-bottom:1px solid var(--line);text-align:left;width:100%}
  .dropdown__menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;border-bottom:1px solid var(--line);border-radius:0;padding:0 0 6px;display:none}
  .dropdown.open .dropdown__menu{display:block}
  .dropdown__btn::after{content:'+';float:right;color:var(--muted)}
  .nav__cta{margin:12px 6px 0}
  .nav__toggle{display:block}
  .grid--3,.grid--2{grid-template-columns:1fr}
  .spec{grid-template-columns:1fr 1fr}
  .proc__row{grid-template-columns:1fr}
  .flow__row{grid-template-columns:1fr}
  .footer__bottom{flex-direction:column;align-items:flex-start;gap:8px}
}