/* ============================================================
   Antecedent Health (antecedenthealth.com) — static site stylesheet
   Two-accent system: COPPER = Revenue Integrity (billing pillar)
                      TEAL   = Clinical Evidence (outcomes pillar)
   The accents do the segregation work. Never mix them on a page.
   ============================================================ */

:root{
  --ink:#0F1B28;         /* deepest — bars, footers */
  --slate:#16283A;       /* hero / dark sections */
  --slate-2:#1D3349;     /* dark cards */
  --line-d:rgba(255,255,255,.12);

  --copper:#B4762B;      /* pillar one */
  --copper-lt:#D9963F;
  --teal:#0E7C86;        /* pillar two */
  --teal-lt:#1AA0AC;

  --tx:#182230;          /* headings on light */
  --body:#414D5C;        /* body copper on light */
  --mute:#6B7787;
  --paper:#ffffff;
  --wash:#F5F7F9;
  --line:#E2E7EC;

  --accent:var(--copper);      /* overridden per page */
  --accent-lt:var(--copper-lt);
}
body.pillar-one{ --accent:var(--copper); --accent-lt:var(--copper-lt); --glow:rgba(180,118,43,.26); }
body.pillar-two{ --accent:var(--teal);   --accent-lt:var(--teal-lt);   --glow:rgba(14,124,134,.30); }
body.neutral  { --accent:#3D6E9C;        --accent-lt:#5A8CBC;          --glow:rgba(61,110,156,.28); }

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--body);
  font-family:Inter,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;line-height:1.64;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:Manrope,Inter,sans-serif;color:var(--tx);margin:0;
  line-height:1.2;letter-spacing:-.02em}
a{color:var(--accent)}
img{max-width:100%}
.wrap{max-width:1080px;margin:0 auto;padding:0 32px}
.eyebrow{font-family:Manrope;font-weight:700;font-size:11.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--accent)}
.eyebrow.on-dark{color:var(--accent-lt)}

/* ---------- top bar + nav ---------- */
.bar{background:var(--ink);padding:15px 0;border-bottom:1px solid var(--line-d)}
.bar .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.mark{display:flex;align-items:center;gap:11px;text-decoration:none}
.mark svg{display:block;flex:none}
/* Two-tone wordmark: "Antecedent" carries the weight, "Health" recedes to a lighter
   weight and a dimmer ice. Keeps a 17-character name from crowding the nav. */
.mark .wm{font-family:Manrope;font-weight:800;font-size:17.5px;color:#fff;
  letter-spacing:-.02em;line-height:1;white-space:nowrap}
.mark .wm span{font-weight:600;color:#93A5C4;margin-left:.22em}
.mark .sm{display:block;font-family:Inter;font-weight:400;font-size:9.5px;color:#8A97A8;
  letter-spacing:.09em;text-transform:uppercase;margin-top:4px}
nav{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
nav a{font-family:Manrope;font-weight:600;font-size:13.5px;color:#B8C4D2;text-decoration:none}
nav a:hover{color:#fff}
nav a.on{color:#fff;box-shadow:inset 0 -2px 0 var(--accent-lt);padding-bottom:3px}
/* Parent-company link, top-right of the bar. Sits in the slot the old stage badge
   occupied; the stage is now stated in prose on the pages rather than as a chip. */
.efslink{font-family:Manrope;font-weight:700;font-size:10.5px;letter-spacing:.11em;
  text-transform:uppercase;color:#9DAAB9;text-decoration:none;
  border:1px solid rgba(255,255,255,.22);padding:5px 11px;border-radius:3px;
  white-space:nowrap;transition:.18s}
.efslink:hover{color:#fff;border-color:rgba(255,255,255,.45);background:rgba(255,255,255,.06)}

/* ---------- hero ---------- */
.hero{background:
    radial-gradient(900px 430px at 84% -14%, color-mix(in srgb, var(--accent) 26%, transparent), transparent 62%),
    radial-gradient(680px 340px at 6% 110%, rgba(255,255,255,.07), transparent 60%),
    var(--slate);
  color:#E7EDF4;padding:74px 0 66px;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:52px 52px;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.75),transparent 80%);
  -webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,.75),transparent 80%)}
.hero .wrap{position:relative;z-index:1}
.hero h1{color:#fff;font-size:clamp(36px,5.6vw,60px);font-weight:800;margin:14px 0 0}
.hero h1 em{font-style:normal;color:var(--accent-lt)}
.hero.short{padding:58px 0 52px}
.hero.short h1{font-size:clamp(32px,4.6vw,48px)}
.lede{font-size:clamp(16.5px,1.9vw,20px);color:#BFCBDA;max-width:780px;margin:20px 0 0}
.lede strong{color:#fff;font-weight:600}
.kicker{margin-top:24px;font-family:Manrope;font-weight:700;font-size:15px;color:var(--accent-lt)}
.cta{margin-top:34px;display:flex;gap:13px;flex-wrap:wrap}
.btn{display:inline-block;font-family:Manrope;font-weight:700;font-size:14.5px;
  padding:13px 25px;border-radius:4px;text-decoration:none;transition:.18s}
.btn-p{background:var(--accent);color:#fff}
.btn-p:hover{background:var(--accent-lt)}
.btn-s{border:1px solid rgba(255,255,255,.34);color:#fff}
.btn-s:hover{border-color:#fff;background:rgba(255,255,255,.07)}

/* ---------- strip ---------- */
.strip{background:var(--ink);padding:25px 0;border-top:1px solid var(--line-d)}
.strip .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.metric b{display:block;font-family:Manrope;font-weight:800;font-size:20px;color:#fff;line-height:1.15}
.metric span{display:block;font-size:12.5px;color:#93A0B0;margin-top:6px;line-height:1.5}

/* ---------- sections ---------- */
section{padding:64px 0}
.alt{background:var(--wash);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.dark{background:var(--slate);color:#C4D0DE}
.dark h2,.dark h3,.dark h4{color:#fff}
.dark .sub{color:#B2BFCF}
h2{font-size:clamp(25px,3.3vw,33px);font-weight:800;margin:10px 0 0}
h3{font-size:19.5px;font-weight:700}
.sub{margin:14px 0 0;font-size:17px;max-width:780px}
.narrow{max-width:760px}
p{margin:0 0 14px}
p:last-child{margin-bottom:0}

/* ---------- two-division split (home) ---------- */
.divisions{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-top:40px;
  border:1px solid var(--line);border-radius:10px;overflow:hidden}
.div-col{padding:34px 32px;background:#fff}
.div-col + .div-col{border-left:1px solid var(--line)}
.div-col .rule{height:4px;width:56px;border-radius:2px;margin-bottom:18px}
.div-one .rule{background:var(--copper)}
.div-two .rule{background:var(--teal)}
.div-one .tag{color:var(--copper)}
.div-two .tag{color:var(--teal)}
.div-col h3{font-size:22px;margin-bottom:6px}
.div-col .who{font-family:Manrope;font-weight:700;font-size:12px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--mute);margin:14px 0 10px}
.div-col p{font-size:15.2px}
.div-col ul{list-style:none;padding:0;margin:14px 0 0}
.div-col ul li{position:relative;padding-left:20px;font-size:14.8px;margin-bottom:9px}
.div-col ul li:before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px}
.div-one ul li:before{background:var(--copper)}
.div-two ul li:before{background:var(--teal)}
.div-col .more{display:inline-block;margin-top:20px;font-family:Manrope;font-weight:700;
  font-size:14px;text-decoration:none}
.div-one .more{color:var(--copper)}
.div-two .more{color:var(--teal)}
.firewall{margin-top:20px;font-size:13px;color:var(--mute);border-top:1px solid var(--line);
  padding-top:14px;line-height:1.55}

/* ---------- generic cards / grids ---------- */
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:36px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:36px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:26px 24px}
.card h3{font-size:18px;margin-bottom:9px}
.card h4{font-size:16px;font-weight:700;margin-bottom:8px}
.card p{font-size:14.8px}
.card.on-dark{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.13);color:#B6C3D3}
.card.accent{border-top:3px solid var(--accent)}
.tag{display:inline-block;font-family:Manrope;font-weight:700;font-size:10.5px;letter-spacing:.13em;
  text-transform:uppercase;color:var(--accent);margin-bottom:10px}
.feat{border-top:2px solid var(--accent);padding-top:15px}
.feat h4{font-size:16px;font-weight:700;margin-bottom:7px}
.feat p{font-size:14.6px}
.num{font-family:Manrope;font-weight:800;font-size:13px;color:var(--accent);
  letter-spacing:.06em;display:block;margin-bottom:8px}

/* ---------- lists ---------- */
ul.ticks{list-style:none;padding:0;margin:22px 0 0}
ul.ticks li{position:relative;padding-left:26px;margin-bottom:11px;font-size:15.4px}
ul.ticks li:before{content:"";position:absolute;left:0;top:8px;width:9px;height:9px;
  background:var(--accent);border-radius:2px;transform:rotate(45deg)}
ul.ticks li b{color:var(--tx);font-weight:600}
.dark ul.ticks li b{color:#fff}
ul.plain{padding-left:20px;margin:16px 0 0}
ul.plain li{margin-bottom:9px;font-size:15.2px}

/* ---------- flow diagram ---------- */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:36px;align-items:stretch}
.flow .step{background:#fff;border:1px solid var(--line);border-radius:7px;padding:18px 15px;position:relative}
.flow .step b{display:block;font-family:Manrope;font-weight:700;font-size:14px;color:var(--tx);margin-bottom:6px}
.flow .step span{font-size:13.2px;color:var(--body);line-height:1.5;display:block}
.flow .step.hi{border-color:var(--accent);border-width:2px;background:#fff}
.flow .step.hi b{color:var(--accent)}
.flow-note{margin-top:16px;font-size:13.5px;color:var(--mute)}

/* ---------- table ---------- */
table{width:100%;border-collapse:collapse;margin-top:32px;font-size:14.5px;background:#fff}
th,td{text-align:left;padding:13px 15px;border-bottom:1px solid var(--line);vertical-align:top}
thead th{font-family:Manrope;font-weight:700;font-size:11px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--mute);background:var(--wash)}
tbody tr:last-child td{border-bottom:none}
td.us{color:var(--tx);font-weight:500}
caption{caption-side:bottom;text-align:left;font-size:13px;color:var(--mute);padding-top:12px}

/* ---------- callouts ---------- */
.callout{margin-top:34px;border-left:3px solid var(--accent);background:#fff;
  border-radius:0 8px 8px 0;padding:22px 26px;
  border-top:1px solid var(--line);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.callout h4{font-size:16.5px;margin-bottom:9px}
.callout p{font-size:15px}
.callout.on-dark{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.13);
  border-left-color:var(--accent-lt);color:#B6C3D3}
.notdo{margin-top:34px;border:1px solid var(--line);border-radius:8px;background:var(--wash);padding:24px 26px}
.notdo h4{font-size:16.5px;margin-bottom:12px}
.notdo ul{list-style:none;padding:0;margin:0}
.notdo li{position:relative;padding-left:24px;font-size:14.8px;margin-bottom:9px}
.notdo li:before{content:"—";position:absolute;left:0;top:0;color:var(--mute);font-weight:700}
.notdo li:last-child{margin-bottom:0}

/* ---------- status / stage ---------- */
.stage{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:34px;
  border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff}
.stage div{padding:22px 24px}
.stage div + div{border-left:1px solid var(--line)}
.stage b{display:block;font-family:Manrope;font-weight:700;font-size:11px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--mute);margin-bottom:10px}
.stage p{font-size:14.6px}
.stage .now b{color:var(--accent)}
.stage .now{background:#fff;box-shadow:inset 3px 0 0 var(--accent)}

/* ---------- CTA band ---------- */
.band{background:var(--slate);color:#C4D0DE;padding:60px 0}
.band h2{color:#fff}
.band .sub{color:#B2BFCF}

/* ---------- footer ---------- */
footer{background:var(--ink);color:#8895A6;padding:38px 0 32px;font-size:13.5px}
footer .wrap{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;align-items:flex-start}
footer a{color:#C1CDDB;text-decoration:none}
footer a:hover{color:#fff}
footer .fnav{display:flex;flex-direction:column;gap:8px;font-size:13.5px}
.conf{font-size:11.5px;color:#6A778A;max-width:520px;line-height:1.65}
.conf b{color:#9DAAB9;font-weight:600}
/* Footer attribution link out to the parent company. */
.fefs{display:inline-block;font-family:Manrope;font-weight:600;font-size:12.5px;
  color:#C1CDDB;text-decoration:none;margin-bottom:10px}
.fefs:hover{color:#fff;text-decoration:underline}

/* ---------- responsive ---------- */
@media(max-width:900px){
  .divisions{grid-template-columns:1fr}
  .div-col + .div-col{border-left:none;border-top:1px solid var(--line)}
  .grid2,.grid3,.grid4,.strip .wrap,.stage{grid-template-columns:1fr}
  .stage div + div{border-left:none;border-top:1px solid var(--line)}
  .flow{grid-template-columns:1fr 1fr}
  section{padding:46px 0}
  .wrap{padding:0 22px}
  table{display:block;overflow-x:auto;white-space:nowrap}
  nav{gap:16px}
  nav a{font-size:12.5px}
}
@media(max-width:520px){
  .flow{grid-template-columns:1fr}
}
@media print{
  .hero:after{display:none}
  body{font-size:11pt}
  .cta,nav,.efslink{display:none}
  section{padding:20px 0;page-break-inside:avoid}
  .hero,.dark,.band,.strip,footer{background:#fff !important;color:#000 !important}
  .hero h1,.dark h2,.dark h3,.band h2{color:#000 !important}
  .lede,.dark .sub,.metric span{color:#333 !important}
}