/* ================================================================
   Risk Nova Advisory - site stylesheet
   Built on the Risk Nova design system: paper canvas, Newsreader /
   Hanken Grotesk / IBM Plex Mono, ember accent used once per block,
   hairline structure instead of boxes.
   ================================================================ */

:root{
  --paper:#f7f5f0; --paper-2:#efebe2; --paper-3:#e6e0d4; --card:#ffffff;
  --ink-900:#0d1826; --ink-700:#1a2c41; --ink-600:#294057; --ink-500:#3d5670; --ink-400:#607589;
  --ink-200:#c2ccd6; --on-dark:#f6f4ef;
  --ember-600:#a9692e; --ember-700:#8f5722; --ember-500:#c77f3b; --ember-400:#dca260;
  --rule:#d8d2c6; --rule-soft:#e6e0d4;
  --serif:"Newsreader",Georgia,"Times New Roman",serif;
  --sans:"Hanken Grotesk",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"SF Mono",Menlo,monospace;
  --gut:clamp(16px,4vw,40px);
  --maxw:1180px;
  color-scheme:light;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink-700);
  font-family:var(--sans);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
  overflow-x:hidden}
img{max-width:100%;display:block}
/* an image inside a column flex container is stretched by align-items:stretch,
   which breaks width:auto and distorts the logo; pin it to the start instead */
.stack>img,.stack-sm>img,.hero-side>img,.track>img,.pillar>img{align-self:flex-start;flex:0 0 auto}
/* a logo is sized by width, never by a fixed height: with max-width:100% a fixed
   height would hold while the width shrank, which squashes the mark */
.mark{width:307px;height:auto}
a{color:inherit}
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gut)}
.skip{position:absolute;left:-9999px}
.skip:focus{left:var(--gut);top:10px;z-index:99;background:var(--ink-900);color:var(--on-dark);
  padding:10px 16px;font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase}

/* ---------------- header ---------------- */
.site-head{position:sticky;top:0;z-index:40;background:rgba(247,245,240,.92);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--rule-soft);
  padding-top:env(safe-area-inset-top,0px)}
.head-in{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-block:14px}
.head-in .brand{flex:0 0 auto}
.head-in .brand img{width:133px;height:auto}
nav.main{display:flex;gap:clamp(16px,2.6vw,30px);align-items:center}
nav.main a{position:relative;font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--ink-500);text-decoration:none;padding-block:6px}
nav.main a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;
  background:var(--ember-500);transition:right .28s ease}
nav.main a:hover{color:var(--ink-900)}
nav.main a:hover::after{right:0}
nav.main a[aria-current]{color:var(--ink-900)}
nav.main a[aria-current]::after{right:0;background:var(--ember-600)}
.head-cta{display:inline-flex;align-items:center;font-family:var(--mono);font-size:.68rem;
  letter-spacing:.14em;text-transform:uppercase;text-decoration:none;color:var(--ink-900);
  border:1px solid var(--ink-900);padding:10px 16px;white-space:nowrap;
  transition:background .2s ease,color .2s ease}
.head-cta:hover{background:var(--ink-900);color:var(--paper)}
.head-cta.in-menu{display:none}
.navclose{display:none}
.navbtn{display:none;background:none;border:1px solid var(--rule);padding:9px 12px;
  font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-700);cursor:pointer}
.navbtn:hover{border-color:var(--ink-900)}
@media(max-width:740px){
  /* backdrop-filter on an ancestor would make the fixed overlay nav resolve
     against the header instead of the viewport, so drop it here */
  .site-head{backdrop-filter:none;background:var(--paper)}
  .navbtn{display:block}
  .head-in>.head-cta{display:none}
  nav.main .head-cta.in-menu{display:inline-flex;align-self:flex-start;margin-top:28px;
    font-family:var(--mono);font-size:.72rem;padding:14px 20px;border-color:var(--ink-900);
    color:var(--ink-900);width:auto;border-top:1px solid var(--ink-900)}
  nav.main{position:fixed;left:0;right:0;top:0;height:100vh;height:100dvh;
    flex-direction:column;align-items:flex-start;overflow-y:auto;
    justify-content:center;gap:0;background:var(--paper);
    padding:calc(64px + env(safe-area-inset-top,0px)) var(--gut) calc(24px + env(safe-area-inset-bottom,0px));
    transform:translateY(-100%);visibility:hidden;pointer-events:none;
    transition:transform .34s cubic-bezier(.4,0,.2,1),visibility 0s linear .34s;z-index:50}
  nav.main[data-open]{transform:translateY(0);visibility:visible;pointer-events:auto;
    transition:transform .34s cubic-bezier(.4,0,.2,1),visibility 0s}
  nav.main a{width:100%;font-family:var(--serif);font-size:1.9rem;letter-spacing:-.01em;
    text-transform:none;color:var(--ink-900);border-top:1px solid var(--rule-soft);padding-block:20px}
  nav.main a::after{display:none}
  nav.main a[aria-current]{color:var(--ember-700)}
  .navclose{position:fixed;top:14px;right:var(--gut);z-index:60;display:none;
    background:none;border:1px solid var(--rule);padding:9px 12px;font-family:var(--mono);
    font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-700);cursor:pointer}
  nav.main[data-open]~.navclose,.navclose[data-open]{display:block}
}
a:focus-visible,button:focus-visible{outline:2px solid var(--ember-600);outline-offset:3px}

/* ---------------- type ---------------- */
.eyebrow{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ink-500);margin:0}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink-900);text-wrap:balance;margin:0;font-weight:500}
h1{font-size:clamp(2rem,8.4vw,4.3rem);line-height:1.06;letter-spacing:-.02em;font-weight:400}
h2{font-size:clamp(1.5rem,5.6vw,2.55rem);line-height:1.15;letter-spacing:-.014em}
h3{font-size:clamp(1.12rem,3.4vw,1.45rem);line-height:1.26}
i,em{font-style:italic;color:var(--ember-600)}
.on-dark i,.on-dark em{color:var(--ember-400)}
p{margin:0}
.lead{font-size:clamp(1.04rem,2.6vw,1.32rem);line-height:1.52;color:var(--ink-600);max-width:36em}
.small{font-size:.94rem;color:var(--ink-600)}
.mono{font-family:var(--mono)}
.muted{color:var(--ink-500)}
.nums{font-variant-numeric:tabular-nums}

/* ---------------- sections ---------------- */
section{padding-block:clamp(38px,7vw,92px)}
section+section{border-top:1px solid var(--rule-soft)}
.sec-head{display:flex;flex-direction:column;gap:14px;margin-bottom:clamp(22px,4vw,46px)}
.sec-head .idx{display:flex;align-items:baseline;gap:14px}
.sec-head .idx span{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ink-500)}
.sec-head .idx span:first-child{color:var(--ember-700)}
.sec-head h2{max-width:26ch}
.stack{display:flex;flex-direction:column;gap:18px}
.stack-sm{display:flex;flex-direction:column;gap:10px}

/* hero */
.hero{padding-block:clamp(36px,9vw,120px) clamp(30px,6vw,76px)}
.hero .stack{gap:26px}
.hero h1{max-width:16ch}
.hero-grid{display:grid;grid-template-columns:1fr;gap:clamp(28px,4vw,56px);align-items:end}
@media(min-width:880px){.hero-grid{grid-template-columns:1.4fr .85fr}}
.hero .lead{max-width:40ch}
.hero-side{border-top:1px solid var(--rule);padding-top:20px;display:flex;flex-direction:column;gap:14px}

/* in-page sub nav */
.subnav{position:sticky;top:var(--headh,61px);z-index:30;background:rgba(247,245,240,.94);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--rule-soft)}
.subnav-in{display:flex;gap:22px;overflow-x:auto;scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
  /* fades the right edge so it reads as scrollable rather than clipped */
  -webkit-mask-image:linear-gradient(to right,#000 calc(100% - 34px),transparent);
  mask-image:linear-gradient(to right,#000 calc(100% - 34px),transparent)}
@media(min-width:900px){.subnav-in{-webkit-mask-image:none;mask-image:none}}
.subnav-in::-webkit-scrollbar{display:none}
.subnav a{white-space:nowrap;font-family:var(--mono);font-size:.68rem;letter-spacing:.13em;
  text-transform:uppercase;color:var(--ink-500);text-decoration:none;
  display:flex;align-items:center;min-height:44px}
.subnav a:hover{color:var(--ink-900)}
section[id]{scroll-margin-top:calc(var(--headh,61px) + var(--subh,0px) + 14px)}

/* spec rows */
.rows{display:flex;flex-direction:column}
.row{display:grid;grid-template-columns:1fr;gap:6px 30px;border-top:1px solid var(--rule);padding-block:20px}
.row:last-child{border-bottom:1px solid var(--rule)}
@media(min-width:760px){.row{grid-template-columns:230px minmax(0,1fr)}}
.row .k{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-500);padding-top:.35em}
.row .v{display:flex;flex-direction:column;gap:8px}

/* columns */
.cols{display:grid;grid-template-columns:1fr;gap:clamp(26px,3.5vw,48px)}
@media(min-width:800px){
  .cols.two{grid-template-columns:1fr 1fr}
  .cols.three{grid-template-columns:repeat(3,1fr)}
  .cols.four{grid-template-columns:repeat(4,1fr)}
}
.pillar{display:flex;flex-direction:column;gap:16px;border-top:2px solid var(--ink-900);padding-top:20px}
.pillar .tag,.tag{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--ember-700);display:block}
.tick-group{display:flex;flex-direction:column;gap:30px}
.tick-group .tag{margin-bottom:10px}
ul.tick{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
ul.tick li{border-top:1px solid var(--rule-soft);padding-block:11px;font-size:1rem;color:var(--ink-700)}
ul.tick li:first-child{border-top:1px solid var(--rule)}

/* dark block, once per page */
.block-dark{background:var(--ink-900);color:var(--ink-200);border-radius:12px;padding:clamp(26px,4vw,56px)}
.block-dark h2,.block-dark h3{color:var(--on-dark)}
.block-dark .eyebrow{color:var(--ember-400)}
.block-dark .lead,.block-dark .small{color:var(--ink-200)}

/* stat strip */
.stats{display:grid;grid-template-columns:1fr;gap:1px;background:var(--rule);border:1px solid var(--rule)}
@media(min-width:680px){.stats{grid-template-columns:repeat(3,1fr)}}
.stat{background:var(--paper);padding:22px 20px;display:flex;flex-direction:column;gap:6px}
.stat b{font-family:var(--serif);font-weight:400;font-size:clamp(1.9rem,3.4vw,2.6rem);line-height:1;
  color:var(--ink-900);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat span{font-family:var(--mono);font-size:.66rem;letter-spacing:.13em;text-transform:uppercase;
  color:var(--ink-500);line-height:1.5}

/* ---------------- BD model components ---------------- */

/* two tracks, side by side, numbered */
.track{display:flex;flex-direction:column;gap:18px;background:var(--card);
  border:1px solid var(--rule-soft);border-radius:12px;padding:clamp(22px,3vw,34px)}
.track .no{font-family:var(--mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ember-700)}
.track h3{max-width:22ch}
.track .who{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;color:var(--ink-500);
  border-top:1px solid var(--rule-soft);border-bottom:1px solid var(--rule-soft);padding-block:10px}

/* stepped flow */
.flow{display:grid;grid-template-columns:1fr;gap:0;counter-reset:step}
@media(min-width:860px){.flow{grid-template-columns:repeat(5,1fr)}}
.step{counter-increment:step;border-top:2px solid var(--ink-900);padding:16px 18px 20px 0;
  display:flex;flex-direction:column;gap:8px}
@media(max-width:859px){.step{border-top:1px solid var(--rule);padding-right:0}
  .step:first-child{border-top:2px solid var(--ink-900)}}
.step::before{content:"0" counter(step);font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;
  color:var(--ink-400)}
.step b{font-family:var(--serif);font-weight:500;font-size:1.05rem;color:var(--ink-900);line-height:1.3}
.step p{font-size:.9rem;color:var(--ink-600);line-height:1.5}

/* seven workstreams grid */
.ws{display:grid;grid-template-columns:1fr;gap:1px;background:var(--rule);border:1px solid var(--rule)}
@media(min-width:620px){.ws{grid-template-columns:repeat(2,1fr)}}
@media(min-width:960px){.ws{grid-template-columns:repeat(4,1fr)}}
.ws-cell{background:var(--paper);padding:20px;display:flex;flex-direction:column;gap:8px;
  transition:background .2s ease}
.ws-cell:hover{background:var(--card)}
.ws-cell .n{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;color:var(--ink-400);
  display:flex;gap:10px}
.ws-cell .n i{font-style:normal;color:var(--ink-500);text-transform:uppercase}
.ws-cell b{font-family:var(--serif);font-weight:500;font-size:1.1rem;color:var(--ink-900)}
.ws-cell p{font-size:.9rem;line-height:1.5;color:var(--ink-600)}
.ws-cell.accent b{color:var(--ember-700)}

/* client / mandate row */
.names{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--rule-soft);
  border:1px solid var(--rule-soft)}
@media(min-width:760px){.names{grid-template-columns:repeat(4,1fr)}}
.names div{background:var(--paper);padding:20px 18px;font-family:var(--serif);font-size:1.1rem;
  line-height:1.3;color:var(--ink-900);display:flex;align-items:center;min-height:82px;
  text-wrap:balance}

/* compare list, what makes it different */
.diff{display:flex;flex-direction:column}
.diff div{border-top:1px solid var(--rule);padding-block:20px;display:grid;gap:6px 30px;
  grid-template-columns:1fr}
.diff div:last-child{border-bottom:1px solid var(--rule)}
@media(min-width:780px){.diff div{grid-template-columns:.9fr 1.1fr;align-items:start}}
.diff b{font-family:var(--serif);font-weight:500;font-size:1.15rem;color:var(--ink-900);line-height:1.3}
.diff p{font-size:.98rem;color:var(--ink-600)}

/* ---------------- cta and buttons ---------------- */
.cta-line{display:flex;flex-wrap:wrap;gap:14px 22px;align-items:center}
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:.72rem;
  letter-spacing:.14em;text-transform:uppercase;text-decoration:none;color:var(--ink-900);
  border:1px solid var(--ink-900);padding:13px 20px;background:transparent;
  transition:background .2s ease,color .2s ease}
.btn:hover{background:var(--ink-900);color:var(--paper)}
.btn.ghost{border-color:var(--rule);color:var(--ink-600)}
.btn.ghost:hover{border-color:var(--ink-900);background:transparent;color:var(--ink-900)}
.on-dark .btn{border-color:var(--ink-200);color:var(--on-dark)}
.on-dark .btn:hover{background:var(--on-dark);color:var(--ink-900)}

/* ---------------- footer ---------------- */
footer.site{background:var(--ink-900);color:var(--ink-200);
  padding-block:clamp(36px,6vw,72px) calc(24px + env(safe-area-inset-bottom,0px))}
footer.site img{width:182px;height:auto}
.foot-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:840px){.foot-grid{grid-template-columns:1.3fr .9fr .9fr .9fr}}
footer.site h4{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ember-400);margin:0 0 12px;font-weight:500}
footer.site a{color:var(--ink-200);text-decoration:none;border-bottom:1px solid rgba(194,204,214,.28);
  overflow-wrap:anywhere}
footer.site .stack-sm p{padding-block:4px}
footer.site a:hover{color:#fff;border-bottom-color:var(--ember-400)}
footer.site .small{color:var(--ink-200)}
.foot-rule{border-top:1px solid rgba(194,204,214,.2);margin-top:clamp(32px,4vw,54px);padding-top:18px;
  display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;
  font-family:var(--mono);font-size:.66rem;letter-spacing:.1em;color:#8d9dad;text-transform:uppercase}
.vn{font-family:var(--sans)}

/* ---------------- reveal ---------------- */
.js .rv{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.7,.3,1)}
.js .rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  .js .rv{opacity:1;transform:none}
}

/* ---------------- timeline ---------------- */
.tl{display:flex;flex-direction:column}
.tl-item{display:grid;grid-template-columns:1fr;gap:4px 30px;border-top:1px solid var(--rule);padding-block:18px}
.tl-item:last-child{border-bottom:1px solid var(--rule)}
@media(min-width:720px){.tl-item{grid-template-columns:150px minmax(0,1fr)}}
.tl-when{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;color:var(--ink-500);
  padding-top:.35em;font-variant-numeric:tabular-nums}
.tl-what b{font-family:var(--serif);font-weight:500;font-size:1.12rem;color:var(--ink-900);display:block}
.tl-what p{margin-top:3px}


/* ---------------- phone ---------------- */
@media(max-width:560px){
  /* full-width buttons are easier to hit and stop awkward two-up wrapping */
  .cta-line{gap:10px}
  .cta-line .btn{flex:1 1 100%;justify-content:center;padding:15px 18px}
  /* trim inner padding so cards do not waste the narrow gutter */
  .block-dark{padding:24px 20px;border-radius:10px}
  .track{padding:22px 18px}
  .ws-cell{padding:18px 16px}
  .stat{padding:18px 18px}
  .step{padding:14px 0 18px}
  /* tighter column gaps between stacked blocks */
  .cols{gap:26px}
  .row{padding-block:16px}
  .diff div{padding-block:16px}
  ul.tick li{padding-block:10px}
  /* long strings must never force a sideways scroll */
  h1,h2,h3,p,li,b{overflow-wrap:break-word}
  /* the hero side panel reads as a footnote here, not a column */
  .hero-side{padding-top:16px}
  .hero .stack{gap:20px}
  /* footer link lists get real 44px targets instead of 21px inline text */
  /* the tall tap box would strand a border-bottom far under the text, so the
     underline moves onto the glyphs themselves */
  footer.site .stack-sm a{display:inline-flex;align-items:center;min-height:44px;
    border-bottom:0;text-decoration:underline;text-decoration-color:rgba(194,204,214,.4);
    text-decoration-thickness:1px;text-underline-offset:4px}
  footer.site .stack-sm a:hover{text-decoration-color:var(--ember-400)}
  .eyebrow{letter-spacing:.11em}
  footer.site .stack-sm p{padding-block:0}
}
@media(max-width:380px){
  .names div{font-size:1rem;min-height:72px;padding:16px 14px}
  .subnav-in{gap:16px}
}