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ease}.reveal.visible{opacity:1;transform:none}@media(max-width:1100px){.hero-grid{grid-template-columns:1fr}.hero-console{max-width:760px}.cards.four,.cluster-grid{grid-template-columns:repeat(2,1fr)}.persona-grid,.timeline{grid-template-columns:1fr}.journeys{grid-template-columns:1fr}.arch-nodes{grid-template-columns:repeat(4,1fr)}.trust-equation{grid-template-columns:1fr}.equals{transform:rotate(90deg);text-align:center}.trust-result{width:180px;margin:auto}.metric-cols{grid-template-columns:repeat(2,1fr)}.formula-row{grid-template-columns:repeat(2,1fr)}.formula-row div{border-bottom:1px solid #29443c}.ai-flow{grid-template-columns:1fr}.asset-chart{grid-template-columns:1fr}.system-layout{grid-template-columns:1fr}.system-detail{border-left:0;border-top:1px solid #29413c}.owner-body{grid-template-columns:1fr}.nav{display:none}.menu-btn{display:block}.nav.open{display:flex;position:absolute;left:20px;right:20px;top:68px;padding:18px;flex-direction:column;background:#0b1d1c;border:1px solid #2b463f;border-radius:12px}}@media(max-width:720px){.section{padding:90px 20px}.hero{padding-top:110px}.hero h1{font-size:clamp(46px,15vw,72px)}.section h2{font-size:clamp(38px,12vw,58px)}.console-metrics{grid-template-columns:1fr}.console-metrics div{border-right:0;border-bottom:1px solid #243b36}.radar{height:330px}.r3{width:290px;height:290px}.r2{width:190px;height:190px}.system-flow{grid-template-columns:1fr}.cards.four,.cluster-grid{grid-template-columns:1fr}.engine{grid-template-columns:1fr}.engine-arrow{transform:rotate(90deg);text-align:center}.warning{flex-direction:column}.product-top{align-items:flex-start;flex-direction:column;gap:15px}.product-grid{grid-template-columns:1fr}.product-nav{border-right:0;border-bottom:1px solid #243c36;display:flex;overflow:auto}.evidence-panel{grid-template-columns:1fr}.evidence-panel div{border-right:0;border-bottom:1px solid #284239}.flywheel{height:520px;transform:scale(.82);margin:-50px -60px}.flywheel-values{grid-template-columns:repeat(2,1fr)}.psych-grid{grid-template-columns:1fr}.phase-strip{grid-template-columns:1fr}.metric-cols{grid-template-columns:1fr}.formula-row{grid-template-columns:1fr}.model-toolbar{flex-direction:column}.scenario-tabs{flex-wrap:wrap}.asset-bars div{grid-template-columns:80px 1fr}.owner-list{grid-template-columns:1fr}.auto-col,.human-col{grid-template-columns:1fr}.auto-col small,.human-col small{grid-column:1}.summary-grid{grid-template-columns:1fr}.async-note{flex-direction:column;text-align:center}.arch-nodes{grid-template-columns:repeat(2,1fr)}body>footer{flex-direction:column}body>footer p{text-align:left}.micro-row{display:grid}.hero-foot{margin-bottom:-20px}}

/* =========================================================
   BILINGUAL EN / FA
   ========================================================= */
.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
}
.lang-switch{
  display:flex;
  align-items:center;
  gap:4px;
  padding:4px;
  border:1px solid #29413c;
  border-radius:999px;
  background:rgba(255,255,255,.015);
  font:500 9px/1 DM Mono,monospace;
  letter-spacing:.06em;
}
.lang-switch a{
  display:grid;
  place-items:center;
  min-width:34px;
  height:28px;
  padding:0 8px;
  border-radius:999px;
  color:#718c85;
  transition:.2s ease;
}
.lang-switch a:hover{color:#dffef7}
.lang-switch a.active{
  background:#86e7ce;
  color:#06110f;
}

/* Persian / RTL */
html[dir="rtl"] body{
  direction:rtl;
  text-align:right;
  font-family:Vazirmatn,Inter,system-ui,sans-serif;
}
html[dir="rtl"] .brand{direction:ltr}
html[dir="rtl"] .nav{direction:rtl}
html[dir="rtl"] .hero-copy,
html[dir="rtl"] .section-head,
html[dir="rtl"] .card,
html[dir="rtl"] .persona,
html[dir="rtl"] .cluster,
html[dir="rtl"] .month,
html[dir="rtl"] .product-content,
html[dir="rtl"] .owner-body,
html[dir="rtl"] .flow-stage{text-align:right}
html[dir="rtl"] .human-note{
  border-left:0;
  border-right:2px solid #d7b36b;
  padding:15px 18px 15px 0;
}
html[dir="rtl"] .system-detail{
  border-left:0;
  border-right:1px solid #29413c;
}
html[dir="rtl"] .product-nav{
  border-right:0;
  border-left:1px solid #243c36;
}
html[dir="rtl"] .evidence-panel div{
  border-right:0;
  border-left:1px solid #284239;
}
html[dir="rtl"] .evidence-panel div:last-child{border-left:0}
html[dir="rtl"] .console-metrics div{
  border-right:0;
  border-left:1px solid #243b36;
}
html[dir="rtl"] .console-metrics div:last-child{border-left:0}
html[dir="rtl"] .metric-cols>div{
  border-right:0;
  border-left:1px solid #29443c;
}
html[dir="rtl"] .metric-cols>div:last-child{border-left:0}
html[dir="rtl"] .formula-row div{
  border-right:0;
  border-left:1px solid #29443c;
}
html[dir="rtl"] .formula-row div:last-child{border-left:0}
html[dir="rtl"] .hero-actions,
html[dir="rtl"] .micro-row,
html[dir="rtl"] .product-actions{direction:rtl}
html[dir="rtl"] .proposal-notice,
html[dir="rtl"] .eyebrow,
html[dir="rtl"] .label{letter-spacing:0}
html[dir="rtl"] body>footer p{text-align:left}
html[dir="rtl"] .chart-label,
html[dir="rtl"] .chart-value{direction:ltr}

@media(max-width:1100px){
  .site-header{gap:10px}
  .header-actions{margin-left:auto}
  html[dir="rtl"] .header-actions{margin-left:0;margin-right:auto}
  html[dir="rtl"] .system-detail{
    border-right:0;
    border-top:1px solid #29413c;
  }
}
@media(max-width:720px){
  .site-header{padding-left:14px;padding-right:14px}
  .brand em{display:none}
  .brand{font-size:10px}
  .brand-mark{width:34px;height:34px}
  .lang-switch a{min-width:30px;height:26px;padding:0 6px}
  html[dir="rtl"] .product-nav{
    border-left:0;
    border-bottom:1px solid #243c36;
  }
  html[dir="rtl"] .evidence-panel div{
    border-left:0;
    border-bottom:1px solid #284239;
  }
  html[dir="rtl"] body>footer p{text-align:right}
}

/* ===== Persian parity refinements ===== */
html[dir="rtl"] body{
  font-family:Vazirmatn,Inter,system-ui,sans-serif;
  direction:rtl;
}
html[dir="rtl"] .hero h1,
html[dir="rtl"] .section h2{
  letter-spacing:-.035em;
  line-height:1.14;
  font-weight:500;
}
html[dir="rtl"] .hero h1{
  font-size:clamp(50px,5.7vw,92px);
}
html[dir="rtl"] .section h2{
  font-size:clamp(40px,4.7vw,72px);
}
html[dir="rtl"] .lede,
html[dir="rtl"] .section-head>p:last-child{
  line-height:1.95;
}
html[dir="rtl"] .card p,
html[dir="rtl"] .persona p,
html[dir="rtl"] .cluster p,
html[dir="rtl"] .month p,
html[dir="rtl"] .product-content p,
html[dir="rtl"] .summary-grid p{
  line-height:1.9;
}
html[dir="rtl"] .hero-grid{
  direction:rtl;
}
html[dir="rtl"] .hero-copy{
  grid-column:1;
}
html[dir="rtl"] .hero-console{
  grid-column:2;
  direction:ltr;
}
html[dir="rtl"] .console-metrics,
html[dir="rtl"] .radar{
  direction:ltr;
}
html[dir="rtl"] .hero-actions,
html[dir="rtl"] .micro-row{
  justify-content:flex-start;
}
html[dir="rtl"] .system-flow{
  direction:rtl;
}
html[dir="rtl"] .system-detail{
  direction:rtl;
}
html[dir="rtl"] .architecture,
html[dir="rtl"] .flywheel,
html[dir="rtl"] .chart-wrap{
  direction:ltr;
}
html[dir="rtl"] .arch-caption{
  direction:rtl;
}
html[dir="rtl"] .metric-select,
html[dir="rtl"] .scenario-tabs,
html[dir="rtl"] .ownership-tabs{
  direction:rtl;
}
html[dir="rtl"] .product-shell{
  direction:rtl;
}
html[dir="rtl"] .product-nav{
  direction:rtl;
}
html[dir="rtl"] .product-content{
  direction:rtl;
}
html[dir="rtl"] .trust-equation,
html[dir="rtl"] .trust-items{
  direction:rtl;
}
html[dir="rtl"] .priority,
html[dir="rtl"] .timeline,
html[dir="rtl"] .phase-strip,
html[dir="rtl"] .summary-grid{
  direction:rtl;
}
html[dir="rtl"] .ai-flow,
html[dir="rtl"] .async-flow{
  direction:rtl;
}
html[dir="rtl"] .formula-row,
html[dir="rtl"] .metric-cols{
  direction:rtl;
}
html[dir="rtl"] .asset-bars{
  direction:rtl;
}
html[dir="rtl"] .owner-body{
  direction:rtl;
}
html[dir="rtl"] .lang-switch{
  direction:ltr;
}
@media(max-width:1100px){
  html[dir="rtl"] .hero-copy,
  html[dir="rtl"] .hero-console{grid-column:auto}
}
@media(max-width:720px){
  html[dir="rtl"] .hero h1{font-size:clamp(42px,13vw,64px)}
  html[dir="rtl"] .section h2{font-size:clamp(36px,10vw,54px)}
}

/* ===== V3 clarity + Persian typography ===== */
.author-line{
  margin:-16px 0 24px;
  color:#8aa49d;
  font-size:12px;
  font-weight:500;
}
.detail-block{
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid #274039;
}
.detail-block small{
  display:block;
  color:#6f968c;
  font:500 9px DM Mono,monospace;
  margin-bottom:7px;
}
.detail-block p{
  margin:0;
  color:#a6bbb5;
}
html[dir="rtl"] .detail-block small{
  font-family:Vazirmatn,Inter,system-ui,sans-serif;
  letter-spacing:0;
}
html[dir="rtl"] .hero h1{
  font-size:clamp(42px,4.8vw,76px);
  line-height:1.22;
}
html[dir="rtl"] .section h2{
  font-size:clamp(34px,4vw,60px);
  line-height:1.32;
}
html[dir="rtl"] .section-head{
  max-width:960px;
}
html[dir="rtl"] .section-head>p:last-child{
  max-width:820px;
}
html[dir="rtl"] .author-line{
  margin:-12px 0 22px;
}
html[dir="rtl"] .async-flow{
  direction:rtl;
}
html[dir="rtl"] .async-flow b{
  direction:ltr;
}