:root{
  --ink:#07111f;
  --muted:#5e6a79;
  --line:#dce3eb;
  --line-2:#edf1f5;
  --blue:#0f68ff;
  --blue-2:#66a3ff;
  --paper:#ffffff;
  --wash:#f7f9fc;
  --card:#ffffff;
  --shadow:0 22px 70px rgba(7,17,31,.08);
  --radius:24px;
  --max:1280px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;font-size:18px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,a{-webkit-tap-highlight-color:transparent}
.container{width:min(calc(100% - 48px),var(--max));margin:0 auto}
.eyebrow{font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;font-weight:800;color:var(--blue)}

/* Top utility bar — style from supplied reference */
.topbar{border-bottom:1px solid var(--line-2);background:#fff;color:#667080}
.topbar .container{height:42px;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:.72rem}
.topbar .container>div:first-child{color:var(--ink);font-weight:700;letter-spacing:.02em}
.toplinks{display:flex;gap:18px;align-items:center}
.toplinks a:hover{color:var(--blue)}

/* Header */
.header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(18px);border-bottom:1px solid var(--line-2)}
.header .container{height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:14px;font-weight:900;letter-spacing:-.02em;position:relative}
.brand:before{content:"PAR";width:42px;height:42px;border:1px solid var(--ink);display:grid;place-items:center;font-size:.72rem;font-weight:900;letter-spacing:.08em;position:relative;overflow:hidden;background:linear-gradient(145deg,#fff,#f8fbff)}
.brand .par{font-size:1.05rem;font-weight:900;letter-spacing:-.035em;color:var(--ink)}
.brand .division{display:block;font-size:.66rem;font-weight:750;letter-spacing:.14em;text-transform:uppercase;color:#7a8490;margin-left:-7px}
.nav{display:flex;align-items:center;gap:22px;font-size:.82rem;font-weight:700;color:#47515e}
.nav a{transition:.18s ease}
.nav a:hover,.nav a.active{color:var(--blue)}
.nav-cta{display:inline-flex;align-items:center;gap:10px;padding:11px 16px;border:1px solid var(--ink);border-radius:999px;color:var(--ink)!important;background:#fff}
.nav-cta:hover{background:var(--ink);color:#fff!important}
.menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;width:44px;height:44px;font-size:1.2rem;color:var(--ink)}

/* Hero — same visual language as reference, content unchanged */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line-2);background:#fff;color:var(--ink)}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 49.9%,rgba(7,17,31,.035) 50%,transparent 50.1%),linear-gradient(0deg,transparent 49.9%,rgba(7,17,31,.035) 50%,transparent 50.1%);background-size:64px 64px;mask-image:linear-gradient(to bottom,#000,transparent 92%);pointer-events:none}
.hero:after{content:"";position:absolute;width:460px;height:460px;border:1px solid #dce4ee;border-radius:50%;right:-120px;top:50%;transform:translateY(-50%);box-shadow:0 0 0 70px rgba(220,228,238,.38),0 0 0 140px rgba(220,228,238,.18);pointer-events:none}
.hero .container{position:relative;z-index:1;padding:92px 0 80px;max-width:var(--max)}
.world-mark{display:inline-flex;align-items:center;gap:10px;margin-bottom:12px;font-size:.7rem;letter-spacing:.13em;text-transform:uppercase;font-weight:850;color:#728093}
.world-mark:before{content:"";width:30px;height:2px;background:var(--blue)}
.hero .eyebrow{color:var(--blue)}
.hero h1{font-size:clamp(3.2rem,7vw,6.6rem);line-height:.92;letter-spacing:-.065em;margin:18px 0 20px;max-width:980px;color:var(--ink)}
.hero h1 span{color:var(--blue)}
.hero h2{font-size:clamp(1.7rem,3vw,3rem);line-height:1.02;letter-spacing:-.045em;margin:0 0 24px;color:var(--ink);font-weight:760;max-width:900px}
.hero p{font-size:clamp(1.02rem,1.5vw,1.24rem);line-height:1.62;color:#4f5c6d;max-width:820px;margin:0}
.question{margin-top:32px;max-width:860px;padding:20px 24px;border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:16px;background:rgba(255,255,255,.88);color:#4f5c6d;box-shadow:0 10px 34px rgba(7,17,31,.035)}
.question strong{color:var(--ink)}
.actions,.page-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:14px 20px;border-radius:999px;font-weight:800;font-size:.86rem;border:1px solid var(--ink);transition:.2s ease}
.btn.primary{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn.primary:hover{background:var(--blue);border-color:var(--blue);transform:translateY(-1px)}
.btn.ghost{background:#fff;color:var(--ink);border-color:var(--ink)}
.btn.ghost:hover{border-color:var(--blue);color:var(--blue)}

/* Internal page hero */
.pagehero{position:relative;overflow:hidden;padding:78px 0 66px;background:#fff;border-bottom:1px solid var(--line-2)}
.pagehero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 49.9%,rgba(7,17,31,.03) 50%,transparent 50.1%),linear-gradient(0deg,transparent 49.9%,rgba(7,17,31,.03) 50%,transparent 50.1%);background-size:64px 64px;mask-image:linear-gradient(to bottom,#000,transparent 94%);pointer-events:none}
.pagehero .container{position:relative;z-index:1}
.breadcrumb{color:#7a8490;font-size:.69rem;text-transform:uppercase;letter-spacing:.12em;margin-bottom:16px;font-weight:750}
.pagehero h1{font-size:clamp(2.8rem,5.5vw,5.2rem);line-height:.95;letter-spacing:-.06em;margin:12px 0 20px;color:var(--ink);max-width:1040px}
.pagehero p{font-size:1.08rem;line-height:1.66;max-width:860px;color:var(--muted);margin:0}

/* Sections */
.section{padding:100px 0}
.section.alt{background:var(--wash);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.section.dark{padding:86px 0;background:var(--ink);color:#fff;overflow:hidden;position:relative}
.section.dark:after{content:"PAR";position:absolute;right:-2vw;top:-7vw;font-size:24vw;line-height:1;font-weight:950;letter-spacing:-.1em;color:rgba(255,255,255,.025);pointer-events:none}
.section.dark .container{position:relative;z-index:1}
.section h2{font-size:clamp(2.3rem,4vw,4.3rem);line-height:1;letter-spacing:-.05em;margin:10px 0 22px;color:var(--ink);max-width:1000px}
.section.dark h2{color:#fff}
.lead{margin:0;color:var(--muted);font-size:1.02rem;max-width:860px}
.dark .lead{color:#b4bfcc}

/* General cards */
.grid{display:grid;gap:18px;margin-top:34px}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.card,.domain-item,.obs-item,.eco-card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px 30px 28px;min-height:220px;transition:.22s ease;overflow:hidden}
.card:before,.domain-item:before,.obs-item:before,.eco-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:.25s ease}
.card:hover,.domain-item:hover,.obs-item:hover,.eco-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cbd6e3}
.card:hover:before,.domain-item:hover:before,.obs-item:hover:before,.eco-card:hover:before{transform:scaleX(1)}
.card h3,.domain-item h3,.eco-card h3{font-size:1.45rem;letter-spacing:-.035em;margin:26px 0 10px;line-height:1.1;color:var(--ink)}
.card p,.domain-item p,.eco-card p{margin:0;color:var(--muted);font-size:.88rem;line-height:1.65}
.num,.domain-item .n{font-size:.69rem;letter-spacing:.16em;font-weight:900;color:#8b96a3}
.domain-item a{display:inline-block;margin-top:22px;font-size:.74rem;font-weight:850;color:var(--blue)}

/* Ecosystem cards from previous version, restyled only */
.ecosystem-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:38px}
.eco-card{min-height:300px;display:flex;flex-direction:column}
.eco-card .verb{font-size:.76rem;color:var(--blue);font-weight:850;letter-spacing:.12em;text-transform:uppercase}
.eco-card>span:last-child{margin-top:auto;padding-top:26px;font-size:.75rem;font-weight:850;color:var(--blue)}
.eco-card h3{font-size:1.65rem;margin-top:32px}

/* Standards/domain grids */
.domain-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:36px}
.domain-item{min-height:285px}
.domain-item h3{font-size:1.28rem;margin-top:28px}
.obs-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:34px}
.obs-item{min-height:180px;display:flex;flex-direction:column;justify-content:flex-end}
.obs-item strong{display:block;color:var(--ink);font-size:1.05rem;letter-spacing:-.025em;margin-bottom:8px}
.obs-item span{font-size:.82rem;color:var(--muted);line-height:1.55}

/* Flow / chain */
.world-chain{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:36px}
.world-chain a,.world-chain div{border-top:2px solid rgba(255,255,255,.18);padding:17px 4px 0;font-size:.72rem;color:#aeb9c6;position:relative;background:transparent;border-right:0;border-bottom:0;border-left:0}
.world-chain a:before,.world-chain div:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--blue-2);position:absolute;top:-5px;left:0;box-shadow:0 0 0 7px rgba(102,163,255,.08)}
.world-chain strong{display:block;color:#fff;font-size:.82rem;margin:4px 0}
.world-chain span{display:block;color:#aeb9c6;font-size:.7rem;margin-top:4px}
.world-chain .verb{color:#7eb0ff;font-size:.62rem;font-weight:850;letter-spacing:.12em;text-transform:uppercase}

/* Dual / callouts */
.dual{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start}
.callout,.boundary,.tier{background:#fff;border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:18px;padding:24px 26px;box-shadow:0 12px 34px rgba(7,17,31,.035)}
.callout strong,.boundary b,.tier strong{color:var(--ink)}
.tier+.tier{margin-top:14px}
.notice{font-size:.8rem;color:var(--muted);line-height:1.55}

/* Tables */
.role-table{width:100%;border-collapse:separate;border-spacing:0;margin-top:30px;font-size:.82rem;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 12px 40px rgba(7,17,31,.035)}
.role-table th,.role-table td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:16px 18px;text-align:left;vertical-align:top}
.role-table th:last-child,.role-table td:last-child{border-right:0}.role-table tbody tr:last-child td{border-bottom:0}
.role-table th{background:#f7f9fc;color:var(--ink);font-weight:850;font-size:.74rem;letter-spacing:.02em}
.role-table tbody tr:hover{background:#fbfdff}
.external{display:inline-flex;align-items:center;gap:8px;font-weight:800;color:var(--blue);font-size:.76rem}

/* Footer — light, matching reference */
.footer{padding:54px 0 34px;border-top:1px solid var(--line-2);background:#fff;color:var(--ink)}
.footergrid{display:grid;grid-template-columns:1.3fr repeat(3,.7fr);gap:50px}
.world-footer-title{font-weight:900;font-size:1.1rem;letter-spacing:-.03em}.world-footer-title span{color:var(--blue)}
.footer h4{color:var(--ink);margin:0 0 12px;font-size:.78rem;letter-spacing:.03em}
.footer p,.footer a{font-size:.76rem;color:#6f7a87}
.footer a{display:block;margin:7px 0}.footer a:hover{color:var(--blue)}
.footerbottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line-2);padding-top:22px;margin-top:36px;font-size:.67rem;color:#8b96a3;flex-wrap:wrap}

/* Responsive */
@media(max-width:1100px){
  .nav{display:none}
  .nav.open{display:flex;position:absolute;top:82px;left:14px;right:14px;background:#fff;flex-direction:column;align-items:stretch;gap:0;border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:0 20px 50px rgba(7,17,31,.12)}
  .nav.open a{padding:12px 14px;border-radius:10px}
  .menu-btn{display:block}
  .domain-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .obs-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid.three,.grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}
  .world-chain{grid-template-columns:repeat(3,1fr)}
  .footergrid{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  body{font-size:17px}.container{width:min(calc(100% - 28px),var(--max))}.toplinks{display:none}
  .header .container{height:70px}.brand:before{width:38px;height:38px}.nav.open{top:70px}
  .hero .container{padding:58px 0 62px}.hero h1{font-size:3.45rem}.hero h2{font-size:1.7rem}.hero p{font-size:1rem}.hero:after{display:none}
  .pagehero{padding:58px 0 54px}.pagehero h1{font-size:3rem}
  .section{padding:70px 0}.section h2{font-size:2.8rem}
  .ecosystem-grid,.domain-list,.obs-grid,.grid.two,.grid.three,.grid.four,.dual,.world-chain,.footergrid{grid-template-columns:1fr}
  .card,.domain-item,.obs-item,.eco-card{min-height:auto;padding:24px}
  .role-table{display:block;overflow-x:auto;white-space:normal}
  .footerbottom{flex-direction:column}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* =========================================================
   PAR WORLD HOMEPAGE — integrated reference sections
   Content hierarchy unchanged; visual composition from reference.
   ========================================================= */
.world-hero-orbit:after{display:none}
.world-hero-orbit .world-hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(430px,.95fr);gap:64px;align-items:center}
.world-hero-copy{min-width:0}
.world-hero-meta{display:flex;gap:28px;flex-wrap:wrap;margin-top:44px;padding-top:26px;border-top:1px solid var(--line);max-width:760px}
.world-hero-meta div{min-width:130px}.world-hero-meta strong{display:block;font-size:1.35rem;letter-spacing:-.04em;color:var(--ink)}
.world-hero-meta span{font-size:.68rem;text-transform:uppercase;letter-spacing:.1em;color:#7a8490;font-weight:800}
.world-orbit{position:relative;min-height:560px;display:grid;place-items:center}
.world-orbit:before,.world-orbit:after{content:"";position:absolute;border:1px solid #dce4ee;border-radius:50%}
.world-orbit:before{width:500px;height:500px}.world-orbit:after{width:356px;height:356px}
.world-core-disc{width:190px;height:190px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;text-align:center;box-shadow:0 24px 60px rgba(7,17,31,.25);position:relative;z-index:2}
.world-core-disc strong{font-size:2.3rem;letter-spacing:-.06em;line-height:1}.world-core-disc small{display:block;text-transform:uppercase;letter-spacing:.14em;color:#a9b7c7;font-size:.61rem;margin-top:10px}
.world-node{position:absolute;width:122px;height:122px;border-radius:50%;background:#fff;border:1px solid #dbe3ec;display:flex;align-items:center;justify-content:center;text-align:center;padding:12px;box-shadow:0 12px 34px rgba(7,17,31,.07);font-size:.64rem;line-height:1.15;font-weight:900;letter-spacing:.02em;transition:.2s ease;z-index:3}
.world-node:hover{transform:scale(1.06);border-color:var(--blue);color:var(--blue)}
.world-node b{display:block;font-size:.58rem;color:var(--blue);letter-spacing:.14em;margin-bottom:4px}.world-node small{display:block;font-size:.49rem;letter-spacing:.08em;color:#7c8794;margin-top:5px}
.wn1{top:2%;left:39%}.wn2{top:16%;right:0}.wn3{bottom:12%;right:4%}.wn4{bottom:-1%;left:40%}.wn5{bottom:12%;left:2%}.wn6{top:17%;left:-1%}.wn7{top:43%;right:29%;width:98px;height:98px;background:#f7faff}
.world-dot{position:absolute;width:9px;height:9px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 7px rgba(15,104,255,.08)}.wd1{top:31%;left:27%}.wd2{top:66%;right:25%}.wd3{bottom:21%;left:30%}

.reference-head{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:end;margin-bottom:44px}
.reference-head h2{margin-bottom:0}.reference-head p{margin:0;color:var(--muted);font-size:1.02rem;max-width:670px;justify-self:end}
.world-gateway{display:grid;grid-template-columns:1fr .9fr;gap:0;background:var(--ink);color:#fff;border-radius:28px;overflow:hidden;box-shadow:var(--shadow);margin-top:8px}
.world-gateway-copy{padding:46px}.world-gateway-copy .eyebrow{color:#7eb0ff}.world-gateway-copy h3{font-size:3.2rem;letter-spacing:-.055em;margin:12px 0 18px;line-height:1;color:#fff}.world-gateway-copy p{color:#b8c2cf;max-width:700px;margin:0 0 28px}.world-gateway-copy .btn{border-color:#fff;color:#fff}.world-gateway-copy .btn:hover{background:#fff;color:var(--ink)}
.world-gateway-visual{min-height:340px;position:relative;background:radial-gradient(circle at 50% 50%,rgba(15,104,255,.4),transparent 40%),linear-gradient(145deg,#0b1b2f,#05101f);display:grid;place-items:center;overflow:hidden}
.world-gateway-visual>span{font-size:9rem;font-weight:950;letter-spacing:-.09em;color:rgba(255,255,255,.06)}
.world-gateway-visual>small{position:absolute;left:32px;right:32px;bottom:30px;border-top:1px solid rgba(255,255,255,.14);padding-top:18px;font-size:.62rem;letter-spacing:.13em;color:#9fb0c3}

.architecture-section{background:var(--wash)}
.architecture-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.arch-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 30px 28px;min-height:300px;display:flex;flex-direction:column;transition:.22s ease;overflow:hidden}
.arch-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:.25s ease}.arch-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cbd6e3}.arch-card:hover:before{transform:scaleX(1)}
.arch-card-top{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.arch-number{font-size:.69rem;letter-spacing:.16em;font-weight:900;color:#8b96a3}.arch-arrow{width:40px;height:40px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;font-size:1.05rem;transition:.2s ease}.arch-card:hover .arch-arrow{background:var(--ink);border-color:var(--ink);color:#fff;transform:rotate(-45deg)}
.arch-card h3{font-size:1.55rem;letter-spacing:-.035em;margin:34px 0 4px;line-height:1.1;color:var(--ink)}.arch-verb{font-size:.9rem;color:var(--blue);font-weight:850;margin-bottom:15px}.arch-card p{margin:0;color:var(--muted);font-size:.88rem;line-height:1.65;max-width:94%}.arch-url{margin-top:auto;padding-top:24px;font-size:.68rem;color:#8893a0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.world-function-card{background:linear-gradient(135deg,#fff,#f7faff)}.arch-wide{grid-column:1/-1;min-height:260px}.arch-wide-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:end}.arch-observe-mark{font-size:3.2rem;line-height:.9;letter-spacing:-.055em;font-weight:950;color:#d9e6fb;text-align:right}.arch-observe-mark span{color:#a8c7fb}

@media(max-width:1100px){
  .world-hero-orbit .world-hero-grid{grid-template-columns:1fr;gap:28px}.world-orbit{min-height:500px;max-width:620px;width:100%;margin:0 auto}
  .reference-head{grid-template-columns:1fr;gap:24px}.reference-head p{justify-self:start}
  .world-gateway{grid-template-columns:1fr}.world-gateway-visual{min-height:230px}
}
@media(max-width:720px){
  .world-orbit{min-height:390px;transform:scale(.88);margin:-15px auto -18px}.world-orbit:before{width:390px;height:390px}.world-orbit:after{width:278px;height:278px}.world-core-disc{width:150px;height:150px}.world-core-disc strong{font-size:1.8rem}.world-node{width:94px;height:94px;font-size:.54rem}.world-node small{font-size:.42rem}.wn7{width:76px;height:76px}.wn1{top:2%;left:39%}.wn2{top:16%;right:0}.wn3{bottom:11%;right:2%}.wn4{bottom:-3%;left:40%}.wn5{bottom:11%;left:0}.wn6{top:17%;left:-2%}
  .world-hero-meta{gap:18px}.world-hero-meta div{min-width:100px}
  .world-gateway-copy{padding:30px}.world-gateway-copy h3{font-size:2.5rem}.world-gateway-visual>span{font-size:6.7rem}
  .architecture-cards{grid-template-columns:1fr}.arch-wide{grid-column:auto}.arch-wide-grid{grid-template-columns:1fr}.arch-observe-mark{text-align:left;font-size:2.4rem}.arch-card{min-height:265px;padding:24px}
}

/* =========================================================
   PAR WORLD — Applications + Standards consolidation
   ========================================================= */
.app-card .app-icon{display:inline-flex;width:42px;height:42px;border:1px solid var(--line);border-radius:50%;align-items:center;justify-content:center;font-size:.72rem;font-weight:900;color:var(--blue);margin-bottom:22px}
.link-card{cursor:pointer}.link-card .n{display:block;font-size:.68rem;letter-spacing:.14em;color:#8b96a3;font-weight:900;margin-bottom:10px}.link-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cbd6e3}
.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin:24px 0 28px}.tag-row span{display:inline-flex;padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;color:#4f5c6d;font-size:.72rem;font-weight:750}.world-hero .tag-row span{background:rgba(255,255,255,.8)}
.evidence-flow{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:32px}.evidence-flow>div{border-top:2px solid var(--line);padding:15px 6px 0;position:relative}.evidence-flow>div:before{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:var(--blue);top:-5px;left:0}.evidence-flow span{display:block;color:var(--blue);font-size:.62rem;font-weight:900;letter-spacing:.12em}.evidence-flow strong{display:block;color:var(--ink);font-size:.82rem;margin-top:5px}.evidence-flow small{display:block;color:var(--muted);font-size:.7rem;line-height:1.45;margin-top:3px}
.app-related{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:26px}.app-related-link{display:flex;min-height:96px;border:1px solid var(--line);border-radius:18px;padding:20px;align-items:flex-end;font-size:.83rem;font-weight:850;color:var(--ink);background:#fff;transition:.2s}.app-related-link:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px);box-shadow:0 14px 36px rgba(7,17,31,.06)}
.inline-arrow{display:block;color:var(--blue);font-size:.75rem;font-weight:850;margin-top:18px}
@media(max-width:900px){.evidence-flow{grid-template-columns:repeat(3,1fr)}.app-related{grid-template-columns:1fr}}
@media(max-width:720px){.evidence-flow{grid-template-columns:1fr 1fr}}


/* Detailed PAR Standards structures — preserved from the former PAR STANDARD information architecture */
.flow{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line);gap:0;margin-top:27px;background:#fff}
.flow .step{padding:19px 17px 20px;border:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);border-top:3px solid var(--blue);border-radius:0;background:#fff}
.flow .step:before{display:none}
.flow strong{display:block;font-size:.88rem;color:var(--ink);margin:3px 0 5px}
.kicker{color:var(--blue);font-size:.6rem;font-weight:850;letter-spacing:.14em;text-transform:uppercase}
.matrix{display:grid;grid-template-columns:1.2fr repeat(3,minmax(0,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line);margin-top:25px;background:#fff}
.matrix div{padding:14px 15px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);font-size:.74rem}
.matrix .head{font-weight:820;color:var(--ink);background:#f4f7fa}
@media(max-width:1020px){.flow{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:720px){.flow,.matrix{grid-template-columns:1fr}}

/* =========================================================
   PAR WORLD — Guided Reading Path
   ========================================================= */
.study-hero h1 span{color:var(--blue)}
.study-meta{display:flex;gap:30px;flex-wrap:wrap;margin-top:38px;padding-top:24px;border-top:1px solid var(--line);max-width:820px}
.study-meta div{min-width:150px}.study-meta strong{display:block;font-size:1.55rem;letter-spacing:-.04em}.study-meta span{display:block;font-size:.69rem;text-transform:uppercase;letter-spacing:.1em;color:#7c8794;font-weight:800}
.study-chain{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));border:1px solid var(--line);border-radius:24px;overflow:hidden;background:#fff;box-shadow:0 16px 44px rgba(7,17,31,.04)}
.study-chain a{padding:24px 18px;border-right:1px solid var(--line);min-height:150px;display:flex;flex-direction:column;justify-content:flex-end;transition:.2s ease}.study-chain a:last-child{border-right:0}.study-chain a:hover{background:#f7faff}.study-chain b{font-size:.65rem;letter-spacing:.14em;color:#8793a0;margin-bottom:auto}.study-chain strong{font-size:.86rem;color:var(--blue);margin-top:24px}.study-chain span{font-size:.78rem;font-weight:850;color:var(--ink);margin-top:4px}
.study-step{scroll-margin-top:96px}.study-step-grid{display:grid;grid-template-columns:180px minmax(0,1fr);gap:48px;align-items:start}.study-step-rail{position:sticky;top:115px;border-top:4px solid var(--blue);padding-top:20px}.study-no{font-size:5.4rem;line-height:.9;letter-spacing:-.08em;font-weight:950;color:#dce8fb;display:block}.study-verb{font-size:.69rem;letter-spacing:.14em;text-transform:uppercase;font-weight:900;color:var(--blue);margin-top:18px}.study-step-body h2{font-size:3.5rem;letter-spacing:-.055em;line-height:1.02;margin:8px 0 18px;max-width:880px}.study-step-body>.lead{max-width:930px}.study-columns{display:grid;grid-template-columns:1.25fr .75fr;gap:26px;margin-top:36px}.study-columns>div,.study-check{background:#fff;border:1px solid var(--line);border-radius:24px;padding:28px}.alt .study-columns>div,.alt .study-check{background:#fff}.study-columns h3{font-size:1.15rem;margin:0 0 14px;letter-spacing:-.025em}.study-list{margin:0;padding-left:1.25rem}.study-list li{padding:10px 0;color:var(--muted);font-size:.91rem;border-bottom:1px solid var(--line-2)}.study-list li:last-child{border-bottom:0}.study-list strong{color:var(--ink)}.study-check{display:flex;flex-direction:column;justify-content:center;background:linear-gradient(145deg,#07111f,#0d2038)!important;color:#fff;min-height:100%}.study-check span{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;font-weight:900;color:#7eb0ff;margin-bottom:16px}.study-check strong{font-size:1.25rem;line-height:1.45;letter-spacing:-.02em}.study-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
.study-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:30px}.study-summary div{border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:22px;background:rgba(255,255,255,.035)}.study-summary span{display:block;font-size:.65rem;letter-spacing:.13em;color:#7eb0ff;font-weight:900;margin-bottom:14px}.study-summary strong{display:block;color:#fff;font-size:1rem}.study-summary p{margin:8px 0 0;color:#aab6c5;font-size:.85rem}.study-world-functions{margin-top:18px;border-top:1px solid rgba(255,255,255,.13);padding-top:22px;display:flex;gap:12px;flex-wrap:wrap;align-items:center}.study-world-functions strong{margin-right:8px}.study-world-functions span{border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:9px 13px;font-size:.75rem;color:#c5cfda}
@media(max-width:1100px){.study-chain{grid-template-columns:repeat(3,1fr)}.study-chain a:nth-child(3){border-right:0}.study-chain a:nth-child(-n+3){border-bottom:1px solid var(--line)}.study-step-grid{grid-template-columns:120px minmax(0,1fr)}.study-columns{grid-template-columns:1fr}.study-summary{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){.study-chain{grid-template-columns:1fr}.study-chain a{border-right:0;border-bottom:1px solid var(--line);min-height:112px}.study-chain a:last-child{border-bottom:0}.study-step-grid{grid-template-columns:1fr;gap:18px}.study-step-rail{position:static;display:flex;align-items:end;gap:18px}.study-no{font-size:4rem}.study-verb{margin:0 0 5px}.study-step-body h2{font-size:2.7rem}.study-summary{grid-template-columns:1fr}.study-meta{gap:18px}.study-meta div{min-width:115px}}