/* Nuviofeed visual system v3 — cobalt editorial desk */
:root{
  --paper:#f3f6f8;
  --card:#ffffff;
  --ink:#14233a;
  --wine:#4356d6;
  --violet:#6b55c9;
  --blue:#8eb2c1;
  --mustard:#a9d7c8;
  --line:#d7dee7;
  --success:#2b7a66;
  --error:#b53f4a;
  --muted:#6d7787;
  --shadow:0 22px 70px rgba(20,35,58,.12);
  --shadow-soft:0 12px 34px rgba(20,35,58,.08);
}

html{background:var(--paper)}
body{
  background:
    radial-gradient(circle at 5% 2%,rgba(67,86,214,.12),transparent 28rem),
    radial-gradient(circle at 94% 18%,rgba(142,178,193,.22),transparent 32rem),
    var(--paper);
  color:var(--ink);
}
::selection{background:#cfd7ff;color:var(--ink)}

.nav{background:rgba(255,255,255,.9);border-color:rgba(20,35,58,.14);box-shadow:0 8px 30px rgba(20,35,58,.07)}
.nav-links a:hover,.button.ghost:hover,.button.small:hover{background:#e9eef5;color:var(--ink)}
.nav-links .nav-cta{background:var(--ink);color:white}
.nav-links .nav-cta:hover{background:var(--wine);color:white}

.home-hero{background:rgba(255,255,255,.76);border-color:rgba(20,35,58,.12)}
.home-hero:before{border-color:rgba(20,35,58,.08);box-shadow:0 0 0 4rem rgba(169,215,200,.12),0 0 0 9rem rgba(67,86,214,.055)}
.home-hero h1 em,.eyebrow,.text-link span,.hero-topics b{color:var(--wine)}
.hero-copy .lead{color:#46546a}
.button.primary{background:var(--wine);border-color:var(--wine);box-shadow:0 9px 24px rgba(67,86,214,.24)}
.button.primary:hover{background:#3547bb;box-shadow:0 12px 28px rgba(67,86,214,.3)}
.hero-topics a{border-color:var(--line);background:rgba(255,255,255,.7)}
.micro:before{background:var(--success);box-shadow:0 0 0 4px rgba(43,122,102,.13)}

.visual-stage,.tool-output,.choice-card,.site-footer,.index-note{background:var(--ink)}
.cover-stack{background:#1f3150}
.cover-a{background:#315f78}
.cover-b{background:var(--violet)}
.cover-c{background:var(--mustard);color:var(--ink)}
.stage-caption b,.site-footer h2,.index-note b{color:var(--mustard)}
.stage-caption span{color:#bec9d7}

.signal-strip a,.numbered li,.mini-card,.principles article,.index-card,.article-aside{background:rgba(255,255,255,.82);border-color:rgba(20,35,58,.13)}
.signal-strip b,.numbered li:before,.mini-card>span,.mini-card:after,.principles span,.index-card>span,.index-card>b{color:var(--wine)}
.mini-card:nth-child(1){background:var(--ink);color:white}
.mini-card:nth-child(2){background:#e5f0f5}
.mini-card:nth-child(3){background:#efedfb}
.mini-card:nth-child(1):after{color:var(--mustard)}

.editorial-demo{background:linear-gradient(135deg,rgba(255,255,255,.04),transparent 50%),var(--ink)}
.editorial-demo .eyebrow{color:var(--mustard)}
.editorial-demo blockquote{background:var(--violet);box-shadow:18px 18px 0 var(--mustard)}
.principles article:nth-child(1):before{background:var(--ink)}
.principles article:nth-child(2):before{background:var(--wine)}
.principles article:nth-child(3):before{background:var(--blue)}

.page-hero{background:radial-gradient(circle at 94% 12%,rgba(169,215,200,.68),transparent 14rem),linear-gradient(135deg,#fff 0%,#eaf1f6 100%);border-color:rgba(20,35,58,.12)}
.page-hero:after{border-color:rgba(20,35,58,.13)}
.index-card:nth-child(6n+1){background:#e5f0f5}
.index-card:nth-child(6n+4){background:#efedfb}

.tool-shell{background:rgba(255,255,255,.88);border-color:rgba(20,35,58,.14)}
.form-grid label,.form-grid legend{color:#344259}
.form-grid input,.form-grid select,.form-grid textarea{background:#fff;border-color:#ccd5e0}
.form-grid input:focus,.form-grid select:focus,.form-grid textarea:focus{border-color:var(--wine);box-shadow:0 0 0 4px rgba(67,86,214,.16)}
.form-grid fieldset{background:#f0f4f7;border-color:var(--line)}
.result-card{background:rgba(255,255,255,.045)}
.preview-cover.wine{background:var(--wine)}
.preview-cover.forest{background:#226274}
.preview-cover.blue{background:#3d4f91}

.prose-section p,.prose-section li{color:#35445a}
.check-list li{border-color:var(--line)}
.check-list li:before{background:var(--mustard);color:var(--ink)}
.callout,.exercise{background:#e5f0f5;border-color:var(--blue)}
.article-aside{background:rgba(255,255,255,.84);border-color:var(--line)}
.article-aside:before{background:var(--wine)}
.choice-card h2{color:#c9d2ff}
.simulation-label{background:var(--mustard);color:var(--ink)}
.example-line{color:var(--wine)}
.status-warn{color:#c9d2ff}
.status-good{color:#a9d7c8}

.site-footer h2{color:var(--mustard)}
.footer-bottom{border-color:rgba(255,255,255,.14)}

@media(max-width:680px){
  .menu-toggle{background:var(--ink);color:white}
  .nav-links{background:var(--card)}
  .editorial-demo{grid-template-columns:1fr}
  .editorial-demo blockquote{box-shadow:8px 8px 0 var(--mustard)}
}

/* Homepage v4 — horizontal editorial flow, not a repeated split hero */
.home-hero.home-hero-flow{
  display:block;
  min-height:0;
  padding:clamp(3.2rem,6vw,5.8rem);
}
.home-hero-flow .hero-copy{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  column-gap:1.5rem;
  row-gap:1.25rem;
}
.home-hero-flow .hero-copy>.eyebrow{grid-column:1/-1;margin-bottom:.35rem}
.home-hero-flow h1{
  grid-column:1/-1;
  max-width:1120px;
  margin:.15rem 0 2.2rem;
  font-size:clamp(4.6rem,8.25vw,8.4rem);
  line-height:.88;
}
.home-hero-flow h1 em{display:inline}
.home-hero-flow .lead{grid-column:1/7;margin:0;max-width:620px;align-self:start}
.home-hero-flow .hero-actions{grid-column:8/-1;margin:0;align-self:start;justify-content:flex-start}
.home-hero-flow .micro{grid-column:1/7;margin:.35rem 0 0}
.home-hero-flow .hero-topics{grid-column:8/-1;margin:.1rem 0 0;align-self:start}
.home-hero-flow .visual-stage{
  max-width:none;
  width:100%;
  margin-top:4.2rem;
  padding:1rem;
  display:grid;
  grid-template-columns:160px minmax(0,1fr) 220px;
  gap:1rem;
  align-items:stretch;
  border-radius:1.55rem;
}
.home-hero-flow .stage-kicker{
  align-self:end;
  padding:1rem .65rem;
  margin:0;
  line-height:1.7;
}
.home-hero-flow .cover-stack{
  max-width:none;
  height:335px;
  border-radius:1rem;
}
.home-hero-flow .cover-stack:after{right:1.1rem;top:1.1rem}
.home-hero-flow .cover-card{
  width:42%;
  height:calc(100% - 2.2rem);
  aspect-ratio:auto;
  padding:1.35rem;
}
.home-hero-flow .cover-card strong{font-size:clamp(2.25rem,3.4vw,3.7rem)}
.home-hero-flow .cover-a{left:1%;top:1.05rem;transform:rotate(-2.5deg)}
.home-hero-flow .cover-b{left:29%;right:auto;top:1.1rem;transform:rotate(2deg)}
.home-hero-flow .cover-c{left:auto;right:1%;bottom:1.05rem;transform:rotate(-1deg)}
.home-hero-flow .stage-caption{
  margin:0;
  padding:1rem .65rem;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  align-items:flex-start;
}
.home-hero-flow .stage-caption span{text-align:left;line-height:1.55}

@media(max-width:1000px){
  .home-hero.home-hero-flow{padding:4rem 3rem}
  .home-hero-flow h1{font-size:clamp(4.2rem,10vw,6.7rem)}
  .home-hero-flow .lead{grid-column:1/8}
  .home-hero-flow .hero-actions{grid-column:8/-1}
  .home-hero-flow .micro{grid-column:1/8}
  .home-hero-flow .hero-topics{grid-column:8/-1}
  .home-hero-flow .visual-stage{grid-template-columns:1fr;margin-top:3.4rem}
  .home-hero-flow .stage-kicker{padding:.4rem .4rem .2rem}
  .home-hero-flow .stage-caption{padding:.5rem .4rem;flex-direction:row;justify-content:space-between;align-items:center}
  .home-hero-flow .cover-stack{height:380px}
}

@media(max-width:680px){
  .home-hero.home-hero-flow{display:block;padding:2.35rem 1.2rem 1.2rem}
  .home-hero-flow .hero-copy{display:block}
  .home-hero-flow h1{font-size:clamp(2.8rem,12vw,3.3rem);line-height:.94;margin:1.2rem 0 1.5rem;max-width:100%;overflow-wrap:break-word}
  .home-hero-flow .lead{margin:0 0 1.4rem}
  .home-hero-flow .hero-actions{margin:0 0 1rem}
  .home-hero-flow .micro{margin:1.2rem 0}
  .home-hero-flow .hero-topics{margin-top:1.2rem}
  .home-hero-flow .visual-stage{display:block;margin-top:2.6rem;padding:.75rem}
  .home-hero-flow .stage-kicker{padding:.35rem .25rem .8rem}
  .home-hero-flow .cover-stack{height:350px}
  .home-hero-flow .cover-card{width:66%;height:auto;aspect-ratio:1;padding:1rem}
  .home-hero-flow .cover-card strong{font-size:2.2rem}
  .home-hero-flow .cover-a{left:1%;top:7%;transform:rotate(-4deg)}
  .home-hero-flow .cover-b{left:auto;right:0;top:17%;transform:rotate(4deg)}
  .home-hero-flow .cover-c{left:14%;right:auto;top:auto;bottom:-10%;transform:rotate(-1deg)}
  .home-hero-flow .stage-caption{display:grid;padding:.9rem .25rem .2rem}
}

/* Product depth — guided route and evidence dossier */
.path-finder{
  width:min(calc(100% - 2rem),var(--max));
  margin:0 auto 2rem;
  padding:clamp(2rem,4vw,4rem);
  background:var(--ink);
  color:#fff;
  border-radius:1.5rem;
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(260px,.75fr) minmax(280px,.85fr);
  gap:clamp(1.5rem,4vw,4rem);
  align-items:start;
  box-shadow:var(--shadow);
}
.path-finder .eyebrow{color:var(--mustard)}
.path-finder h2{color:#fff;margin:.35rem 0 1.1rem;font-size:clamp(2.4rem,4vw,4.1rem)}
.path-copy>p:last-child{color:#cbd7e6;max-width:540px}
.path-controls{display:grid;gap:1rem}
.path-controls label{font-size:.76rem;font-weight:850;letter-spacing:.04em;color:#cbd7e6}
.path-controls select{display:block;width:100%;margin-top:.45rem;padding:.8rem;border:1px solid rgba(255,255,255,.22);border-radius:.6rem;background:#233550;color:#fff}
.path-result{min-height:260px;background:var(--mustard);color:var(--ink);border-radius:1rem;padding:1.6rem;display:flex;flex-direction:column}
.path-result>span{font-size:.68rem;text-transform:uppercase;letter-spacing:.14em;font-weight:900}
.path-result h3{font:500 2rem/1.05 Georgia,serif;margin:1.8rem 0 .65rem}
.path-result p{margin:0 0 1.5rem}
.path-result>div{margin-top:auto;display:flex;gap:1rem;align-items:center;flex-wrap:wrap}
.path-result .text-link{border-color:rgba(20,35,58,.25)}

.project-desk{margin:3rem 0 4rem;padding:clamp(1.4rem,3vw,2.5rem);border:1px solid var(--line);border-radius:1.4rem;background:rgba(255,255,255,.88);display:grid;grid-template-columns:minmax(250px,.72fr) minmax(360px,1.28fr);gap:clamp(1.5rem,4vw,4rem);box-shadow:var(--shadow)}
.project-desk h2{font-size:clamp(2rem,3.3vw,3.25rem);margin:.35rem 0 1rem}
.desk-intro>p:not(.eyebrow){color:var(--muted)}
.desk-meter{height:8px;background:#dce3ed;border-radius:99px;overflow:hidden;margin:1.6rem 0 .7rem}
.desk-meter i{display:block;width:0;height:100%;background:var(--wine);transition:width .25s ease}
.desk-count{font-size:.82rem!important}
.desk-steps{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}
.desk-steps li{display:grid;grid-template-columns:2.4rem 1fr auto;gap:.8rem;align-items:center;padding:.82rem 0;border-bottom:1px solid var(--line)}
.desk-steps span{font-size:.7rem;font-weight:900;color:var(--muted)}
.desk-steps a{text-decoration:none;font-weight:760}
.desk-steps b{font-size:.7rem;text-transform:uppercase;letter-spacing:.09em;color:var(--muted)}
.desk-steps li.done span,.desk-steps li.done b{color:#16705f}
.desk-steps li.done span:after{content:' ✓'}
.desk-actions{grid-column:1/-1;display:flex;align-items:center;gap:.65rem;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:1.2rem}
.desk-actions p{width:100%;margin:0;color:var(--muted);font-size:.82rem}
.file-button{position:relative;overflow:hidden}
.file-button input{position:absolute;inset:0;opacity:0;cursor:pointer}
.button.danger{border-color:#9b3d55;color:#8c2943}
.button.danger:hover{background:#f6e8ed}
.candidate-shelf{grid-column:1/-1;display:grid;grid-template-columns:220px 1fr auto;gap:1rem;align-items:center;padding:1.25rem 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.candidate-shelf>div:first-child>span{font-size:.7rem;text-transform:uppercase;letter-spacing:.12em;font-weight:900;color:var(--wine)}
.candidate-shelf>div:first-child p,.empty-candidates{margin:.3rem 0;color:var(--muted);font-size:.82rem}
[data-candidate-shelf]{display:flex;flex-wrap:wrap;gap:.5rem}
.candidate-chip{display:inline-flex;align-items:center;gap:.5rem;background:#e9eef8;border:1px solid #cbd5e6;border-radius:999px;padding:.42rem .45rem .42rem .75rem;font-size:.82rem;font-weight:780}
.candidate-chip button{width:1.7rem;height:1.7rem;border:0;border-radius:50%;background:#fff;color:#7f2943;cursor:pointer;font-size:1rem;line-height:1}
.tool-flow-note{margin:0 0 1rem;padding:.75rem .9rem;border-left:3px solid var(--wine);background:#edf1fb;color:#43506a;font-size:.82rem}
.candidate-card{display:grid;grid-template-columns:1fr auto;column-gap:1rem;align-items:start}
.candidate-card h3,.candidate-card p{grid-column:1}
.candidate-action{grid-column:2;grid-row:1/4;align-self:center;border:1px solid rgba(255,255,255,.4);border-radius:999px;background:transparent;color:#fff;padding:.55rem .75rem;cursor:pointer;font-size:.75rem;font-weight:800}
.candidate-action:hover{background:#fff;color:var(--ink)}
.candidate-action:disabled{opacity:.68;cursor:default;background:rgba(255,255,255,.1);color:#fff}
.selection-status{font-size:.82rem;color:#a9d7c8}

.prose-lead{font:500 clamp(1.35rem,2.2vw,1.75rem)/1.45 Georgia,serif;color:var(--ink)!important}
.method-sequence{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}
.method-sequence li{display:grid;grid-template-columns:3rem 1fr;gap:1rem;padding:1.4rem 0;border-bottom:1px solid var(--line)}
.method-sequence>li>span{font:500 1.35rem Georgia,serif;color:var(--wine)}
.method-sequence h3{font:500 1.55rem Georgia,serif;margin:0 0 .35rem}
.method-sequence p{margin:.2rem 0 .5rem}
.method-sequence small{display:block;color:var(--muted);font-weight:750}
.worked-example{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:1rem;overflow:hidden}
.worked-example>div{padding:1.25rem;background:rgba(255,255,255,.74);border-bottom:1px solid var(--line)}
.worked-example>div:nth-child(odd){border-right:1px solid var(--line)}
.worked-example>div:nth-last-child(-n+2){border-bottom:0}
.worked-example span{font-size:.68rem;text-transform:uppercase;letter-spacing:.12em;font-weight:900;color:var(--wine)}
.worked-example p{margin:.5rem 0 0;font-size:.96rem}
.source-list{display:grid;gap:.75rem}
.source-list a{display:block;padding:1.2rem;border:1px solid var(--line);border-radius:.8rem;background:#fff;text-decoration:none}
.source-list a:hover{border-color:var(--wine);box-shadow:var(--shadow-soft)}
.source-list h3{font:500 1.35rem Georgia,serif;margin:0 0 .35rem}
.source-list h3 span{color:var(--wine)}
.source-list p{margin:0;font-size:.92rem!important}
.change-log{border-left:2px solid var(--line);padding-left:1.5rem;display:grid;gap:1.6rem}
.change-log article{position:relative}
.change-log article:before{content:"";position:absolute;left:-1.92rem;top:.35rem;width:.72rem;height:.72rem;border-radius:50%;background:var(--wine);box-shadow:0 0 0 5px var(--paper)}
.change-log time{font-size:.7rem;text-transform:uppercase;letter-spacing:.1em;font-weight:850;color:var(--wine)}
.change-log h3{font:500 1.45rem Georgia,serif;margin:.25rem 0}
.change-log p{margin:.25rem 0!important}
.service-register{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.service-register article{padding:1.2rem;border:1px solid var(--line);border-radius:1rem;background:rgba(255,255,255,.72)}
.service-register span,.privacy-state{font-size:.72rem;font-weight:800;letter-spacing:.06em}
.service-register span{display:block;color:var(--wine);text-transform:uppercase}
.service-register h3{font:500 1.35rem Georgia,serif;margin:.4rem 0}
.service-register p{font-size:.92rem!important;margin:0!important;color:var(--muted)}
.privacy-state{display:inline-block;color:#c9d8e8!important;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.28);padding-bottom:.18rem}
.privacy-state:hover{color:#fff!important}
.print-page{margin-top:1rem;position:relative;z-index:2}
.resource-sheet{list-style:none;padding:0;margin:0;border:1px solid var(--line);border-radius:1rem;overflow:hidden;background:rgba(255,255,255,.82)}
.resource-sheet li{display:grid;grid-template-columns:2.5rem minmax(0,1fr);gap:.75rem;padding:1rem;border-bottom:1px solid var(--line)}
.resource-sheet li:last-child{border-bottom:0}
.resource-sheet span{font:500 1.15rem Georgia,serif;color:var(--wine)}
.resource-sheet p{margin:0!important}
.resource-sheet i{grid-column:2;display:block;height:1.5rem;border-bottom:1px dashed #aeb9ca}

@media(max-width:920px){
  .path-finder{grid-template-columns:1fr 1fr}
  .path-copy{grid-column:1/-1}
  .project-desk{grid-template-columns:1fr}
  .desk-actions{grid-column:1}
}
@media(max-width:680px){
  .path-finder{display:block;padding:1.4rem;margin-bottom:0}
  .path-controls{margin:1.5rem 0}
  .path-result{min-height:230px}
  .project-desk{margin:2rem 0 3rem;padding:1rem}
  .desk-steps li{grid-template-columns:2rem 1fr}.desk-steps b{grid-column:2}
  .desk-actions{align-items:stretch}.desk-actions .button{width:100%}
  .candidate-shelf{grid-template-columns:1fr}.candidate-shelf .text-link{justify-self:start}
  .candidate-card{display:block}.candidate-action{margin-top:.7rem;width:100%}
  .service-register{grid-template-columns:1fr}
  .worked-example{grid-template-columns:1fr}.worked-example>div,.worked-example>div:nth-child(odd){border-right:0;border-bottom:1px solid var(--line)}.worked-example>div:last-child{border-bottom:0}
}

@media print{
  body{background:#fff}.nav,.site-footer,.breadcrumbs,.article-aside,.print-page{display:none!important}
  .page-main{width:100%;max-width:none}.page-hero{padding:1rem 0 2rem;background:#fff;box-shadow:none;border-radius:0}.page-hero:after{display:none}
  .article-layout{display:block;margin:2rem 0}.prose-section{break-inside:avoid}.resource-sheet{background:#fff}
}