/* ==========================================================================
   Homepage — version 4
   Same structure as v3, rebuilt on the theme's own tokens: Bodoni Moda over
   Schibsted Grotesk, the header's grid, and type sizes that read comfortably.
   ========================================================================== */

#rh-concept{
  --cream:var(--porcelain);
  --green:var(--petrol,#0F4640);
  --sub:var(--graphite);
  --line:var(--grid);
  --mint:#C3E2D5;
  background:var(--porcelain);
  color:var(--ink);
  font-family:var(--text);
  font-size:17px;
  line-height:1.6;
  color-scheme:light;
}
#rh-concept *{box-sizing:border-box}
#rh-concept h1,#rh-concept h2,#rh-concept h3,#rh-concept p{margin:0}
#rh-concept a{color:inherit;text-decoration:none}

/* Content aligns with the masthead; colored bands still run edge to edge. */
#rh-concept .wrap{padding-left:max(var(--pad),calc((100% - var(--max)) / 2 + var(--pad)));padding-right:max(var(--pad),calc((100% - var(--max)) / 2 + var(--pad)))}
#rh-concept section{scroll-margin-top:calc(var(--bar) + 18px)}

#rh-concept .small{font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;font-weight:500;line-height:1.5}
#rh-concept .eyebrow{color:var(--green);margin-bottom:18px}

/* Buttons -------------------------------------------------------------- */
#rh-concept .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
#rh-concept .action{
  display:inline-flex;align-items:center;gap:14px;min-height:48px;
  padding:12px 20px;border:1px solid var(--green);
  font:500 15px/1.2 var(--text);letter-spacing:.005em;
  background:var(--green);color:var(--porcelain);cursor:pointer;
  transition:background-color .25s ease,color .25s ease,border-color .25s ease,box-shadow .25s ease;
}
#rh-concept .action:hover,#rh-concept .action:focus-visible{background:var(--petrol-2);box-shadow:0 6px 18px rgba(15,70,64,.14)}
#rh-concept .action.secondary{background:transparent;color:var(--green);border-color:var(--pale)}
#rh-concept .action.secondary:hover,#rh-concept .action.secondary:focus-visible{background:#E6EFE9;border-color:var(--green);box-shadow:none}

/* Hero -------------------------------------------------------------------- */
#rh-concept .hero{
  position:relative;isolation:isolate;overflow:hidden;
  padding-top:clamp(56px,8.5vw,120px);padding-bottom:clamp(48px,6vw,84px);
  background:radial-gradient(ellipse at 92% 12%,#DCEDE3 0%,transparent 56%);
}
#rh-concept .hero::after{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(var(--grid-2) 1px,transparent 1px),linear-gradient(90deg,var(--grid-2) 1px,transparent 1px);
  background-size:var(--cell) var(--cell);
  -webkit-mask-image:radial-gradient(ellipse 70% 80% at 85% 10%,#000 0%,transparent 70%);
  mask-image:radial-gradient(ellipse 70% 80% at 85% 10%,#000 0%,transparent 70%);
  opacity:.75;
}
#rh-concept .hero h1{
  font-family:var(--display);font-weight:500;
  font-size:clamp(42px,5.7vw,84px);line-height:1.02;letter-spacing:-.03em;
}
#rh-concept .hero h1 em{font-style:italic;font-weight:500;color:var(--green)}
#rh-concept .hero-bottom{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(32px,6vw,96px);margin-top:clamp(28px,3.6vw,48px);align-items:end}
#rh-concept .lede{font-size:clamp(18px,1.45vw,20px);line-height:1.58;color:var(--graphite);max-width:52ch}
#rh-concept .signature{border-left:1px solid var(--pale);padding-left:26px;font-family:var(--display);font-weight:500;font-size:clamp(21px,2vw,27px);line-height:1.32;letter-spacing:-.01em}
#rh-concept .signature small{display:block;font-family:var(--text);font-weight:500;font-size:12px;letter-spacing:.12em;margin-top:16px;color:var(--muted)}

/* Proof band ---------------------------------------------------------------- */
#rh-concept .proof{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));padding-top:34px;padding-bottom:34px;background:var(--green);color:var(--porcelain);column-gap:24px}
#rh-concept .proof > div + div{border-left:1px solid rgba(195,226,213,.22);padding-left:24px}
#rh-concept .proof strong{display:block;font-family:var(--display);font-weight:600;font-optical-sizing:none;font-variation-settings:'opsz' 11;font-size:clamp(34px,4.2vw,56px);line-height:1;letter-spacing:-.02em}
#rh-concept .proof span{display:block;margin-top:10px;font-size:14.5px;color:#CFE0D8;max-width:28ch}

/* Sections ------------------------------------------------------------------ */
#rh-concept .section{padding-top:clamp(76px,9vw,128px)}
#rh-concept .section-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.62fr);gap:20px clamp(28px,5vw,80px);align-items:end;margin-bottom:clamp(28px,3.4vw,44px)}
#rh-concept h2{font-family:var(--display);font-weight:500;font-size:clamp(32px,4.4vw,58px);line-height:1.04;letter-spacing:-.025em;max-width:20ch}
#rh-concept .section-head p{font-size:16.5px;color:var(--graphite);max-width:44ch;line-height:1.6}

/* Featured project ------------------------------------------------------------ */
#rh-concept .featured{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,1fr);background:#EDF1EA;border:1px solid var(--line)}
#rh-concept .product-stage{padding:clamp(24px,3vw,44px);background:#DCE6DB;display:flex;flex-direction:column;justify-content:center}
#rh-concept .app{background:#fff;border:1px solid #BACBC0;box-shadow:0 18px 40px rgba(21,59,41,.09);border-radius:6px;overflow:hidden;font-size:13px}
#rh-concept .appbar{background:var(--green);color:#fff;padding:13px 16px;display:flex;justify-content:space-between;gap:8px;font-size:11.5px;letter-spacing:.06em}
#rh-concept .appbody{padding:20px 18px}
#rh-concept .apphead{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
#rh-concept .apphead strong{font-size:18px;font-weight:500}
#rh-concept .pill{padding:4px 8px;background:#E2F0E7;color:#25573B;border-radius:3px;font-size:11.5px}
#rh-concept .app-row{display:grid;grid-template-columns:1fr 1.2fr auto;gap:10px;border-top:1px solid #E6EBE5;padding:12px 0;align-items:center}
#rh-concept .app-row b{font-weight:500;color:var(--muted);font-size:12px}
#rh-concept .reason{padding:13px;background:#EFF4ED;margin-top:8px;color:#3A5746;line-height:1.6}
#rh-concept .caption{font-size:12.5px;color:#526458;margin-top:14px}
#rh-concept .feature-copy{padding:clamp(24px,3vw,44px);display:flex;flex-direction:column}
#rh-concept h3{font-family:var(--display);font-weight:500;font-size:clamp(25px,2.4vw,33px);line-height:1.12;letter-spacing:-.018em;margin:12px 0 14px}
#rh-concept .feature-copy p,#rh-concept .project p{font-size:16px;color:var(--graphite);line-height:1.62}
#rh-concept .project-stat{font-family:var(--display);font-weight:600;font-optical-sizing:none;font-variation-settings:'opsz' 11;font-size:clamp(32px,3vw,42px);line-height:1;color:var(--green);margin:24px 0 6px;letter-spacing:-.015em}
#rh-concept .minilabel{font-size:14px;color:var(--muted)}
#rh-concept .role{border-top:1px solid #CFDBCF;padding-top:16px;margin-top:22px;font-size:13.5px;color:var(--graphite);line-height:1.6}
#rh-concept details{margin-top:14px}
#rh-concept summary{display:inline-flex;align-items:center;gap:8px;min-height:44px;font-size:15px;font-weight:500;color:var(--green);cursor:pointer;list-style:none}
#rh-concept summary::-webkit-details-marker{display:none}
#rh-concept summary::before{content:"+";display:inline-grid;place-items:center;width:20px;height:20px;border:1px solid var(--pale);font-size:14px;line-height:1;transition:transform .25s ease}
#rh-concept details[open] summary::before{content:"–"}
#rh-concept details p{margin-top:10px!important;font-size:15.5px;color:var(--graphite)}
#rh-concept details[open] > p{animation:aia-v3-detail .22s ease-out}

#rh-concept .pair{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:24px}
#rh-concept .project{position:relative;border:1px solid var(--line);padding:clamp(24px,2.6vw,36px);background:var(--paper);display:flex;flex-direction:column;transition:border-color .3s ease,box-shadow .3s ease}
#rh-concept .project::before{content:"";position:absolute;left:-1px;right:-1px;top:-1px;height:2px;background:linear-gradient(90deg,var(--green),var(--lume));transform:scaleX(0);transform-origin:left;transition:transform .5s cubic-bezier(.22,.72,.28,1)}
#rh-concept .project:hover,#rh-concept .project:focus-within{border-color:#A8BFB1;box-shadow:0 10px 28px rgba(16,63,57,.06)}
#rh-concept .project:hover::before,#rh-concept .project:focus-within::before{transform:scaleX(1)}
#rh-concept .project h3{font-size:clamp(23px,2.1vw,29px)}

/* Live-demo link under a case ------------------------------------------------ */
#rh-concept .demo-link{align-self:flex-start;display:inline-flex;align-items:center;gap:10px;margin-top:auto;padding-top:18px;font-size:15px;font-weight:600;color:var(--green)}
#rh-concept .demo-link:hover{color:var(--ink)}
#rh-concept .demo-dot{width:8px;height:8px;border-radius:50%;background:var(--lume);box-shadow:0 0 0 4px rgba(127,208,190,.25)}
.aia-motion #rh-concept .demo-dot{animation:aia-pulse 2.6s ease-in-out infinite}
@keyframes aia-pulse{0%,100%{box-shadow:0 0 0 3px rgba(127,208,190,.28)}50%{box-shadow:0 0 0 7px rgba(127,208,190,0)}}

/* Published case-study cards inside the homepage ------------------------------ */
#rh-concept .rk-cases{margin-top:0}
#rh-concept .rk-cases h3{margin-top:12px}
#rh-concept .rk-case-more{margin-top:26px;font-size:15.5px}

/* Decision Lab -------------------------------------------------------------- */
#rh-concept .lab-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
#rh-concept .lab-note{margin-top:22px;font-size:14px;color:var(--muted)}

/* Services ------------------------------------------------------------------ */
#rh-concept .services{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(22px,3vw,44px)}
#rh-concept .service{position:relative;border-top:1px solid var(--line);padding-top:22px}
#rh-concept .number{font-size:12.5px;letter-spacing:.12em;color:var(--muted);font-weight:500}
#rh-concept .service h3{font-size:clamp(23px,2.2vw,29px);min-height:2.3em}
#rh-concept .service p{font-size:16px;color:var(--graphite);line-height:1.6}
#rh-concept .service ul{padding:0;list-style:none;font-size:15px;margin:20px 0 0}
#rh-concept .service li{position:relative;border-top:1px solid var(--grid-2);padding:10px 0 10px 18px}
#rh-concept .service li::before{content:"";position:absolute;left:0;top:21px;width:8px;height:1px;background:var(--green)}

/* The person ------------------------------------------------------------------ */
#rh-concept #principal{padding-top:clamp(76px,9vw,128px)}
#rh-concept .about{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);gap:clamp(32px,5vw,72px);padding:clamp(28px,4.4vw,64px);background:#EEF1E9;border:1px solid var(--line)}
#rh-concept .about h2{font-size:clamp(32px,3.8vw,50px)}
#rh-concept .about p{font-size:17px;color:var(--graphite);margin-top:18px;line-height:1.65;max-width:58ch}
#rh-concept .about .quote{font-family:var(--display);font-style:italic;font-weight:500;font-size:clamp(24px,2.4vw,32px);line-height:1.28;color:var(--green);margin:0;letter-spacing:-.01em}
#rh-concept .journey{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--green);margin-top:26px}
#rh-concept .journey span{border:1px solid #C5D1C4;padding:6px 11px;background:rgba(255,255,255,.5)}
#rh-concept .journey span + span{position:relative;margin-left:18px}
#rh-concept .journey span + span::before{content:"";position:absolute;left:-19px;top:50%;width:14px;height:1px;background:#A9BCAE}
#rh-concept .aia-portrait{grid-column:1/-1;max-width:220px}
#rh-concept .aia-portrait img{width:100%;height:auto;border:1px solid var(--line)}
#rh-concept .profiles{list-style:none;padding:0;margin:24px 0 0;display:flex;flex-wrap:wrap;gap:10px 22px;font-size:15px}

/* Process --------------------------------------------------------------------- */
#rh-concept #flow h2{margin-bottom:6px}
#rh-concept .process{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(18px,2.4vw,32px);margin-top:clamp(28px,3.4vw,44px)}
#rh-concept .process article{position:relative;border-top:1px solid var(--line);padding-top:20px}
#rh-concept .process h3{font-family:var(--text);font-size:18px;font-weight:600;letter-spacing:-.01em;margin:10px 0 8px}
#rh-concept .process p{font-size:15.5px;color:var(--graphite);line-height:1.58}

/* Writing ------------------------------------------------------------------------ */
#rh-concept #perspective .rk-posts{margin-top:0}

/* Closing band -------------------------------------------------------------------- */
#rh-concept .closing{position:relative;overflow:hidden;margin-top:clamp(84px,10vw,140px);padding-top:clamp(56px,7vw,100px);padding-bottom:clamp(48px,6vw,80px);background:var(--green);color:var(--porcelain)}
#rh-concept .closing::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(195,226,213,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(195,226,213,.06) 1px,transparent 1px);
  background-size:var(--cell) var(--cell);
  -webkit-mask-image:radial-gradient(ellipse 60% 90% at 100% 0%,#000,transparent 70%);
  mask-image:radial-gradient(ellipse 60% 90% at 100% 0%,#000,transparent 70%);
}
#rh-concept .closing-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(36px,6vw,96px);align-items:start}
#rh-concept .closing .eyebrow{color:var(--mint)}
#rh-concept .closing h2{max-width:16ch}
#rh-concept .closing-lede{color:#C8D9CD;margin-top:20px;max-width:46ch;font-size:17.5px;line-height:1.6}
#rh-concept .tiers{margin:clamp(28px,3.4vw,40px) 0 0;border-top:1px solid rgba(195,226,213,.25)}
#rh-concept .tiers > div{display:grid;grid-template-columns:minmax(120px,.42fr) 1fr;gap:16px;padding:15px 0;border-bottom:1px solid rgba(195,226,213,.18)}
#rh-concept .tiers dt{font-weight:600;font-size:15.5px}
#rh-concept .tiers dd{margin:0;color:#C8D9CD;font-size:15px;line-height:1.55}
#rh-concept .closing-alt{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:26px;font-size:15px;color:#C8D9CD}
#rh-concept .closing-alt a{color:var(--porcelain);border-bottom:1px solid rgba(195,226,213,.45);padding-bottom:1px}
#rh-concept .closing-alt a:hover{border-bottom-color:var(--porcelain)}

#rh-concept .closing-form{background:rgba(250,250,248,.05);border:1px solid rgba(195,226,213,.24);padding:clamp(22px,2.8vw,36px);backdrop-filter:blur(2px)}
#rh-concept .closing-form label{display:block;margin-bottom:16px}
#rh-concept .closing-form label > span{display:block;font-size:13.5px;color:#C8D9CD;margin-bottom:7px}
#rh-concept .closing-form input,#rh-concept .closing-form textarea{
  width:100%;font:inherit;font-size:16px;color:var(--porcelain);
  background:rgba(8,32,29,.35);border:1px solid rgba(195,226,213,.3);border-radius:0;padding:12px 14px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
#rh-concept .closing-form textarea{resize:vertical;min-height:120px}
#rh-concept .closing-form input:focus,#rh-concept .closing-form textarea:focus{outline:none;border-color:var(--lume);box-shadow:0 0 0 3px rgba(127,208,190,.18)}
#rh-concept .closing-form .field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
#rh-concept .closing-form .action{margin-top:6px;background:var(--mint);color:var(--green);border-color:var(--mint);font-weight:600}
#rh-concept .closing-form .action:hover,#rh-concept .closing-form .action:focus-visible{background:var(--porcelain);border-color:var(--porcelain);color:var(--green)}
#rh-concept .closing :focus-visible{outline-color:var(--lume)}
#rh-concept .closing-alert{margin-bottom:18px;padding:12px 16px;border-left:2px solid #E7A36B;background:rgba(8,32,29,.35);font-size:15px}
#rh-concept .closing-alert.is-good{border-left-color:var(--lume)}

/* Responsive ------------------------------------------------------------------------ */
@media (max-width:1000px){
  #rh-concept .process{grid-template-columns:repeat(2,minmax(0,1fr))}
  #rh-concept .closing-grid{grid-template-columns:1fr}
}
@media (max-width:860px){
  #rh-concept .hero-bottom,#rh-concept .featured,#rh-concept .about,#rh-concept .section-head{grid-template-columns:1fr}
  #rh-concept .pair,#rh-concept .services,#rh-concept .lab-grid{grid-template-columns:1fr}
  #rh-concept .service h3{min-height:0}
  #rh-concept .signature{border-left:0;border-top:1px solid var(--pale);padding:20px 0 0}
}
@media (max-width:600px){
  #rh-concept{font-size:16px}
  #rh-concept .hero h1{font-size:clamp(40px,11.5vw,56px)}
  #rh-concept .proof{grid-template-columns:1fr;row-gap:0;padding-top:10px;padding-bottom:10px}
  #rh-concept .proof > div{display:grid;grid-template-columns:minmax(96px,auto) 1fr;gap:16px;align-items:baseline;padding:16px 0}
  #rh-concept .proof > div + div{border-left:0;padding-left:0;border-top:1px solid rgba(195,226,213,.22)}
  #rh-concept .proof span{margin-top:0}
  #rh-concept .proof strong{font-size:34px}
  #rh-concept .process{grid-template-columns:1fr}
  #rh-concept .app-row{grid-template-columns:1fr auto}
  #rh-concept .app-row > :nth-child(2){display:none}
  #rh-concept .closing-form .field-row{grid-template-columns:1fr;gap:0}
  #rh-concept .tiers > div{grid-template-columns:1fr;gap:4px}
  #rh-concept .journey span + span{margin-left:0}
  #rh-concept .journey span + span::before{display:none}
}

/* Motion: progressive enhancement; content is visible without JS ------------------- */
#rh-concept .hero::before{content:"";position:absolute;inset:-8%;z-index:-1;pointer-events:none;background:radial-gradient(ellipse at 88% 20%,rgba(127,208,190,.18),transparent 60%);opacity:0}
.aia-motion #rh-concept .hero::before{animation:aia-v3-light 2.4s ease-out forwards}
@keyframes aia-v3-light{from{opacity:0;transform:translate3d(12px,-6px,0) scale(.98)}to{opacity:1;transform:none}}
@keyframes aia-v3-detail{from{opacity:.5;transform:translateY(3px)}to{opacity:1;transform:none}}
#rh-concept .service::before,#rh-concept .process article::before{content:"";position:absolute;top:-1px;left:0;width:100%;height:2px;background:var(--green);transform-origin:left}
.aia-motion #rh-concept .service.aia-r::before,.aia-motion #rh-concept .process article.aia-r::before{transform:scaleX(0)}
.aia-motion #rh-concept .service.is-in::before,.aia-motion #rh-concept .process article.is-in::before{transform:scaleX(1);transition:transform 1.05s cubic-bezier(.22,.72,.28,1);transition-delay:calc(var(--i,0) * 70ms + 120ms)}
@media (prefers-reduced-motion:no-preference){
  .aia-motion #rh-concept .aia-r.is-in{transition:opacity .75s cubic-bezier(.22,.72,.28,1) calc(var(--i,0) * 70ms),transform .75s cubic-bezier(.22,.72,.28,1) calc(var(--i,0) * 70ms),border-color .3s ease,box-shadow .3s ease}
}
@media (prefers-reduced-motion:reduce){
  #rh-concept *,#rh-concept *::before,#rh-concept *::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  #rh-concept .hero::before{opacity:1;transform:none}
  #rh-concept .aia-r{opacity:1!important;transform:none!important}
  #rh-concept .service::before,#rh-concept .process article::before{transform:none!important}
}
@media print{
  #rh-concept .aia-r{opacity:1!important;transform:none!important}
  #rh-concept .hero::before,#rh-concept .hero::after,#rh-concept .closing::after{display:none}
  #rh-concept .closing-form,#rh-concept .lab-acts{display:none}
}

/* Lab shelves on the homepage */
#rh-concept .lab-grid.is-compact{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
#rh-concept .lab-shelf-head h3{margin:0;font-size:clamp(22px,2.2vw,28px)}
#rh-concept .lab-body h3{margin:10px 0 10px}
@media (max-width:1000px){#rh-concept .lab-grid.is-compact{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){#rh-concept .lab-grid.is-compact{grid-template-columns:1fr}}
#rh-concept .lab-grid.is-compact .lab-body h3{font-size:clamp(20px,1.7vw,24px);line-height:1.15}

/* ==========================================================================
   Version 5: flagship product, services with proof, method notes, subpages
   ========================================================================== */

/* Flagship ------------------------------------------------------------------ */
#rh-concept .flagship{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:0;border:1px solid var(--line);background:var(--paper)}
#rh-concept .flagship::before{content:"";position:absolute;z-index:2;left:-1px;right:-1px;top:-1px;height:2px;background:linear-gradient(90deg,var(--green),var(--lume))}
#rh-concept .flagship-copy{padding:clamp(26px,3vw,44px);display:flex;flex-direction:column}
#rh-concept .flagship-copy .small{color:var(--green)}
#rh-concept .flagship-copy h3{font-size:clamp(28px,2.8vw,40px);line-height:1.08;margin:12px 0 14px}
#rh-concept .flagship-copy > p{font-size:16.5px;color:var(--graphite);line-height:1.6;max-width:52ch}
#rh-concept .flagship-shots{display:flex;flex-direction:column;justify-content:center;gap:18px;padding:clamp(22px,2.6vw,36px);background:#E3ECE5;border-left:1px solid var(--line)}
#rh-concept .flagship-shot{position:relative;display:block;overflow:hidden;aspect-ratio:16/10;background:var(--paper);border:1px solid #C9D8CE;box-shadow:0 10px 26px rgba(16,63,57,.07);transition:transform .35s ease,box-shadow .35s ease}
#rh-concept .flagship-shot:nth-child(2){margin-left:clamp(12px,3vw,40px)}
#rh-concept .flagship-shot:nth-child(2) ~ .flagship-shot{margin-right:clamp(12px,3vw,40px)}
#rh-concept .flagship-shot img{width:100%;height:100%;object-fit:cover;object-position:top left}
#rh-concept .flagship-shot span{position:absolute;left:10px;top:10px;padding:4px 9px;background:rgba(250,250,248,.94);border:1px solid var(--grid);font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--green)}
#rh-concept .flagship-shot:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(16,63,57,.12)}
#rh-concept .flagship .lab-acts{display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px;margin-top:26px}
#rh-concept .flagship-note{font-size:13.5px;color:var(--muted)}

#rh-concept .stages{list-style:none;margin:24px 0 0;padding:0;border-top:1px solid var(--line)}
#rh-concept .stages a{display:grid;grid-template-columns:30px 76px minmax(0,1fr);gap:4px 12px;align-items:baseline;padding:10px 4px;border-bottom:1px solid var(--grid-2);transition:background-color .2s ease}
#rh-concept .stages a:hover,#rh-concept .stages a:focus-visible{background:#EEF4F0}
#rh-concept .stages .n{font-size:12px;letter-spacing:.08em;color:var(--muted)}
#rh-concept .stages b{font-size:15px;font-weight:600;color:var(--ink)}
#rh-concept .stages .l{font-size:14.5px;color:var(--graphite);line-height:1.45}
#rh-concept .stages em{grid-column:3;font-style:normal;font-size:12px;letter-spacing:.04em;color:var(--green)}

/* Stage strip (Products and Services pages) */
#rh-concept .stage-strip{list-style:none;margin:0 0 24px;padding:0;display:grid;grid-template-columns:repeat(var(--stages,7),minmax(0,1fr));border-top:1px solid var(--line)}
#rh-concept .stage-strip li + li{border-left:1px solid var(--grid-2)}
#rh-concept .stage-strip a{display:flex;flex-direction:column;gap:6px;height:100%;padding:14px 14px 16px;transition:background-color .2s ease}
#rh-concept .stage-strip a:hover,#rh-concept .stage-strip a:focus-visible{background:#EEF4F0}
#rh-concept .stage-strip .n{font-size:12px;letter-spacing:.08em;color:var(--muted)}
#rh-concept .stage-strip b{font-family:var(--display);font-weight:500;font-size:clamp(17px,1.6vw,22px);line-height:1.1;color:var(--ink)}
#rh-concept .stage-strip .l{font-size:13.5px;color:var(--graphite);line-height:1.45}
#rh-concept .stage-strip em{margin-top:auto;padding-top:6px;font-style:normal;font-size:12px;color:var(--green)}

/* Secondary product */
#rh-concept .also{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(22px,3vw,40px);align-items:center;margin-top:24px;padding:clamp(20px,2.4vw,28px);border:1px solid var(--line);background:var(--paper)}
#rh-concept .also-shot{display:block;aspect-ratio:16/10;overflow:hidden;border:1px solid var(--grid);background:var(--mist)}
#rh-concept .also-shot img{width:100%;height:100%;object-fit:cover;object-position:top center}
#rh-concept .also .small{color:var(--green)}
#rh-concept .also h3{font-size:clamp(23px,2.1vw,29px);margin:10px 0 10px}
#rh-concept .also p{font-size:15.5px;color:var(--graphite);line-height:1.6}
#rh-concept .also .lab-methods,#rh-concept .note .lab-methods,#rh-concept .product-methods{margin-top:14px;font-size:13px;color:var(--muted);letter-spacing:.01em}
#rh-concept .also .demo-link{margin-top:6px}

/* Services ------------------------------------------------------------------ */
#rh-concept .svc-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,2.4vw,28px)}
#rh-concept .svc{position:relative;display:flex;flex-direction:column;border:1px solid var(--line);background:var(--paper);padding:clamp(22px,2.4vw,32px)}
#rh-concept .svc::before{content:"";position:absolute;left:-1px;right:-1px;top:-1px;height:2px;background:var(--green)}
#rh-concept .svc h3{font-size:clamp(24px,2.2vw,30px);line-height:1.1;margin:10px 0 6px}
#rh-concept .svc-shape{font-size:13px;letter-spacing:.04em;color:var(--green);font-weight:500;margin-bottom:14px}
#rh-concept .svc > p{font-size:16px;color:var(--graphite);line-height:1.58}
#rh-concept .svc-list{list-style:none;padding:0;margin:18px 0 0;font-size:15px}
#rh-concept .svc-list li{position:relative;border-top:1px solid var(--grid-2);padding:9px 0 9px 18px;line-height:1.45}
#rh-concept .svc-list li::before{content:"";position:absolute;left:0;top:20px;width:8px;height:1px;background:var(--green)}
#rh-concept .svc-for{margin-top:16px!important;font-size:14.5px!important}
#rh-concept .svc-proof{margin-top:auto;padding-top:22px}
#rh-concept .svc-proof > span{display:block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:8px;padding-top:16px;border-top:1px solid var(--line)}
#rh-concept .svc-proof ul{list-style:none;margin:0;padding:0;display:grid;gap:7px}
#rh-concept .svc-proof a{display:inline-flex;align-items:center;gap:9px;font-size:14.5px;font-weight:500;color:var(--green)}
#rh-concept .svc-proof a:hover{color:var(--ink)}
#rh-concept .svc-proof .demo-dot{width:7px;height:7px;flex:none}
#rh-concept .svc-proof .proof-arrow{width:7px;font-size:13px;line-height:1;flex:none;text-align:center}

/* Method notes -------------------------------------------------------------- */
#rh-concept .notes{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(16px,2vw,24px)}
#rh-concept .note{position:relative;display:flex;flex-direction:column;border-top:1px solid var(--line);padding-top:18px}
#rh-concept .note-body{display:flex;flex-direction:column;flex:1}
#rh-concept .note .small{color:var(--green)}
#rh-concept .note h3{font-size:clamp(20px,1.7vw,24px);line-height:1.15;margin:10px 0 10px}
#rh-concept .note p{font-size:15px;color:var(--graphite);line-height:1.58}
#rh-concept .note-acts{display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;margin-top:auto}
#rh-concept .note-acts .demo-link{margin-top:0;padding-top:16px}
#rh-concept .note-svc{padding-top:16px;font-size:13px;color:var(--muted);border-bottom:1px solid var(--line)}
#rh-concept .note-svc:hover{color:var(--green)}
#rh-concept .notes.is-detailed{grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(24px,3vw,40px)}
#rh-concept .notes.is-detailed .note{border:1px solid var(--line);background:var(--paper);padding:0}
#rh-concept .notes.is-detailed .note-body{padding:clamp(20px,2.4vw,30px)}
#rh-concept .notes.is-detailed p + p{margin-top:12px}
#rh-concept .note-try{font-size:14.5px!important}
#rh-concept .note-shot{display:block;aspect-ratio:16/9;overflow:hidden;border-bottom:1px solid var(--grid);background:var(--mist)}
#rh-concept .note-shot img{width:100%;height:100%;object-fit:cover;object-position:top center}
#rh-concept #insights .rk-posts{margin-top:clamp(32px,4vw,48px)}

/* Subpages ------------------------------------------------------------------ */
#rh-concept .hero.sub{padding-bottom:clamp(36px,4.6vw,64px)}
#rh-concept .hero.sub h1{font-size:clamp(40px,5vw,72px);max-width:18ch}
#rh-concept .sub-lede{margin-top:clamp(20px,2.6vw,32px);max-width:62ch}
#rh-concept .sub-lede .rk-prose{font-size:18px}
#rh-concept .hero.sub + .section{padding-top:clamp(24px,3vw,48px)}
#rh-concept .product-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:24px}
#rh-concept .product-facts > div{padding:14px 16px 16px 0}
#rh-concept .product-facts > div + div{border-left:1px solid var(--grid-2);padding-left:16px}
#rh-concept .product-facts b{display:block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:500;color:var(--muted);margin-bottom:6px}
#rh-concept .product-facts span{font-size:14.5px;color:var(--graphite);line-height:1.5}
#rh-concept .faq{border-top:1px solid var(--line);max-width:860px}
#rh-concept .faq details{border-bottom:1px solid var(--line)}
#rh-concept .faq details{padding:6px 0}
#rh-concept .faq summary{font-size:18px}
#rh-concept .faq p{padding:4px 0 18px 30px;color:var(--graphite);max-width:70ch;line-height:1.62}
#rh-concept .cta-band > div{position:relative;z-index:1}
#rh-concept .cta-band h2{max-width:22ch}
#rh-concept .action.light{background:var(--mint);color:var(--green);border-color:var(--mint);font-weight:600}
#rh-concept .action.light:hover{background:var(--porcelain);border-color:var(--porcelain)}
#rh-concept .action.ghost{background:transparent;color:var(--porcelain);border-color:rgba(195,226,213,.45)}
#rh-concept .action.ghost:hover{border-color:var(--porcelain);box-shadow:none}
#rh-concept .lab-note{margin-top:22px}

@media (max-width:1100px){
  #rh-concept .stage-strip{grid-template-columns:repeat(4,minmax(0,1fr))}
  #rh-concept .stage-strip li:nth-child(5){border-left:0}
  #rh-concept .stage-strip li{border-bottom:1px solid var(--grid-2)}
  #rh-concept .notes{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){
  #rh-concept .flagship{grid-template-columns:1fr}
  #rh-concept .flagship-shots{order:-1;border-left:0;border-bottom:1px solid var(--line);flex-direction:row;overflow-x:auto}
  #rh-concept .flagship-shot{flex:0 0 72%;margin:0!important}
  #rh-concept .svc-grid{grid-template-columns:1fr}
  #rh-concept .also{grid-template-columns:1fr}
  #rh-concept .product-facts{grid-template-columns:1fr 1fr}
  #rh-concept .product-facts > div:nth-child(3){border-left:0;padding-left:0}
  #rh-concept .notes.is-detailed{grid-template-columns:1fr}
}
@media (max-width:640px){
  #rh-concept .stage-strip{grid-template-columns:1fr 1fr}
  #rh-concept .stage-strip li{border-left:0!important}
  #rh-concept .stage-strip li:nth-child(even){border-left:1px solid var(--grid-2)!important}
  #rh-concept .notes{grid-template-columns:1fr}
  #rh-concept .stages a{grid-template-columns:26px 64px minmax(0,1fr)}
  #rh-concept .product-facts{grid-template-columns:1fr}
  #rh-concept .product-facts > div + div{border-left:0;padding-left:0;border-top:1px solid var(--grid-2)}
}

/* v5.1: nine-stage flagship */
#rh-concept .flagship.is-long .stages a{padding:8px 4px}
#rh-concept .also + .also{margin-top:16px}

/* v5.2: entry offer, prices, availability, credentials, testimonials */
#rh-concept .entry-offer{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:16px clamp(20px,3vw,40px);align-items:center;border:1px solid var(--line);background:linear-gradient(90deg,#EDF4EF,var(--paper) 60%);padding:clamp(20px,2.4vw,28px) clamp(20px,2.6vw,32px);margin-bottom:clamp(18px,2.4vw,28px)}
#rh-concept .entry-tag{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--porcelain);background:var(--green);padding:6px 10px;align-self:start}
#rh-concept .entry-body h3{font-size:clamp(22px,2vw,28px);margin:0 0 4px}
#rh-concept .entry-body p{font-size:15.5px;color:var(--graphite);line-height:1.58;max-width:70ch;margin-top:8px}
#rh-concept .entry-act{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
#rh-concept .entry-act .rk-link{font-size:14.5px}
#rh-concept .svc-price{font-family:var(--display);font-weight:600;font-size:22px;color:var(--ink);margin:-6px 0 12px}
#rh-concept .availability{margin-top:22px;font-size:15px;color:var(--graphite);border-left:2px solid var(--lume);padding-left:14px;max-width:70ch}
#rh-concept .credentials{list-style:none;margin:20px 0 0;padding:0;border-top:1px solid var(--line)}
#rh-concept .credentials li{position:relative;padding:9px 0 9px 18px;border-bottom:1px solid var(--grid-2);font-size:15px;color:var(--graphite);line-height:1.45}
#rh-concept .credentials li::before{content:"";position:absolute;left:0;top:19px;width:8px;height:1px;background:var(--green)}
#rh-concept .quotes{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:clamp(18px,2.4vw,28px)}
#rh-concept .quote-card{margin:0;border-top:2px solid var(--green);padding-top:18px}
#rh-concept .quote-card blockquote{margin:0;font-family:var(--display);font-style:italic;font-size:clamp(19px,1.7vw,23px);line-height:1.38;color:var(--ink)}
#rh-concept .quote-card figcaption{margin-top:14px;font-size:14.5px;color:var(--graphite)}
#rh-concept .quote-card figcaption span{display:block;color:var(--muted);font-size:13.5px}
#rh-concept #insights .newsletter{margin-top:clamp(28px,3.4vw,44px)}
@media (max-width:900px){#rh-concept .entry-offer{grid-template-columns:1fr}}
#rh-concept .proof strong .sg,#rh-concept .project-stat .sg{font-family:var(--text);font-weight:500;font-size:.8em;vertical-align:.08em}