/* Layout: white canvas, blue grid hero with a beam diagram, then bento pillars, terminal, roadmap and token portal. Palette taken from the BlockX logo (blue + black). */
:root{
  --bg:#ffffff;
  --ink:#0a0b10;
  --muted:#586074;
  --line:#e3e8f2;
  --soft:#f5f8ff;
  --blue:#1068f8;
  --blue-deep:#0b47b8;
  --blue-tint:#eaf2ff;
  --font-display:"Sora","Segoe UI",system-ui,sans-serif;
  --font-body:"DM Sans","Segoe UI",system-ui,sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
  color-scheme:light;
}
@property --a{syntax:"<angle>";inherits:false;initial-value:0deg}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:16px;line-height:1.6;padding-inline:0;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-display);margin:0;letter-spacing:-.02em;text-wrap:balance}
p{margin:0}
.wrap{width:100%;max-width:1160px;margin-inline:auto;padding-inline:20px}
section{padding-block:88px;position:relative}
.eyebrow{font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);display:inline-flex;align-items:center;gap:8px}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--blue);border-radius:2px}
.h2{font-size:clamp(28px,4.2vw,44px);line-height:1.1;font-weight:600;margin-top:14px;max-width:760px}
.lede{color:var(--muted);font-size:18px;max-width:640px;margin-top:16px}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px}

/* entrance: ends visible */
.fade{animation:blurFade .8s cubic-bezier(.2,.7,.2,1) both;animation-delay:calc(var(--d,0) * 90ms)}
@keyframes blurFade{from{opacity:0;filter:blur(8px);transform:translateY(12px)}to{opacity:1;filter:blur(0);transform:none}}

/* header */
header.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:rgba(255,255,255,.82);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand img{height:34px;width:auto;display:block}
.links{display:flex;gap:28px;font-size:14.5px;font-weight:500;color:var(--muted)}
.links a:hover{color:var(--ink)}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:10px;width:42px;height:42px;cursor:pointer;align-items:center;justify-content:center}
.mobile-menu{display:none;border-top:1px solid var(--line);padding:12px 20px 20px;background:#fff}
.mobile-menu a{display:block;padding:12px 0;font-weight:500;border-bottom:1px solid var(--line)}

/* buttons */
.btn{--r:12px;display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 22px;border-radius:var(--r);font:600 15px var(--font-body);border:1px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .2s ease,background .2s ease;white-space:nowrap}
.btn:active{transform:scale(.98)}
.btn.shimmer{position:relative;overflow:hidden;background:var(--ink);color:#fff;box-shadow:0 8px 24px -10px rgba(10,11,16,.6)}
.btn.shimmer::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 35%,rgba(255,255,255,.35) 50%,transparent 65%);transform:translateX(-120%);animation:shimmer 3.2s ease-in-out infinite}
@keyframes shimmer{60%,100%{transform:translateX(120%)}}
.btn.blue{background:var(--blue);color:#fff;box-shadow:0 10px 28px -10px rgba(16,104,248,.7)}
.btn.blue:hover{background:var(--blue-deep)}
.btn.ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn.ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn.sm{height:40px;padding:0 16px;font-size:14px;border-radius:10px}
.arrow{transition:transform .2s}
.btn:hover .arrow{transform:translateX(3px)}

/* hero */
.hero{padding-top:72px;padding-bottom:72px;overflow:hidden;border-bottom:1px solid var(--line)}
.grid-bg{position:absolute;inset:0;background-image:linear-gradient(to right,rgba(16,104,248,.09) 1px,transparent 1px),linear-gradient(to bottom,rgba(16,104,248,.09) 1px,transparent 1px);background-size:44px 44px;-webkit-mask-image:radial-gradient(ellipse 70% 80% at 50% 25%,#000 20%,transparent 75%);mask-image:radial-gradient(ellipse 70% 80% at 50% 25%,#000 20%,transparent 75%);pointer-events:none}
.glow{position:absolute;width:640px;height:640px;right:-160px;top:-220px;background:radial-gradient(circle,rgba(16,104,248,.16),transparent 65%);pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:10px;padding:6px 14px 6px 8px;border:1px solid var(--line);background:#fff;border-radius:999px;font-size:13.5px;font-weight:500;color:var(--muted);box-shadow:0 1px 2px rgba(10,11,16,.04)}
.pill b{background:var(--blue-tint);color:var(--blue);border-radius:999px;padding:2px 9px;font-size:12px;font-weight:600}
.shiny{background:linear-gradient(110deg,var(--muted) 35%,var(--ink) 50%,var(--muted) 65%);background-size:250% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shiny 3.5s linear infinite}
@keyframes shiny{from{background-position:120% 0}to{background-position:-120% 0}}
h1.hero-title{font-size:clamp(38px,6vw,68px);line-height:1.04;font-weight:700;margin-top:22px;letter-spacing:-.035em}
.aurora{background:linear-gradient(100deg,var(--blue) 10%,#4f9bff 40%,var(--blue-deep) 70%,var(--blue) 100%);background-size:220% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:aurora 7s ease-in-out infinite alternate}
@keyframes aurora{to{background-position:100% 0}}
.hero p.lede{font-size:18.5px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.cta-sub{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:22px;font-size:14px}
.cta-sub a{color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:1px}
.cta-sub a:hover{color:var(--blue);border-color:var(--blue)}

/* beam diagram card */
.card-shell{position:relative;border-radius:20px;background:#fff;border:1px solid var(--line);box-shadow:0 30px 60px -30px rgba(16,104,248,.35),0 2px 6px rgba(10,11,16,.04)}
.beam::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1.5px;background:conic-gradient(from var(--a),transparent 0 72%,var(--blue) 88%,#7db2ff 94%,transparent 100%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);animation:spin 6s linear infinite;pointer-events:none}
@keyframes spin{to{--a:360deg}}
.diagram{padding:18px 14px 8px}
.diagram .cap{display:flex;justify-content:space-between;font:500 11.5px var(--font-mono);color:var(--muted);letter-spacing:.06em;text-transform:uppercase;padding:0 8px 6px}
.diagram svg{display:block;width:100%;height:auto}
.dash{stroke-dasharray:6 8;animation:flow 1.1s linear infinite}
@keyframes flow{to{stroke-dashoffset:-14}}
.node-label{font:500 15px var(--font-body);fill:var(--ink)}
.node-sub{font:400 12px var(--font-mono);fill:var(--muted)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);margin-top:56px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.9);position:relative}
.stat{padding:22px 24px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat .n{font:600 clamp(28px,3.4vw,40px)/1 var(--font-display);letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.stat .n em{font-style:normal;color:var(--blue)}
.stat .t{font-size:13.5px;color:var(--muted);margin-top:8px;line-height:1.4}

/* marquee */
.marquee{border-bottom:1px solid var(--line);overflow:hidden;padding-block:20px;background:var(--soft);-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.track{display:flex;gap:14px;width:max-content;animation:marq 38s linear infinite}
.marquee:hover .track{animation-play-state:paused}
@keyframes marq{to{transform:translateX(calc(-50% - 7px))}}
.chip{font:500 13.5px var(--font-mono);color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 16px;display:inline-flex;align-items:center;gap:8px;white-space:nowrap}
.chip i{width:7px;height:7px;border-radius:50%;background:var(--blue)}

/* thesis */
.thesis-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;margin-top:12px}
.quote{font:600 clamp(26px,3.3vw,38px)/1.18 var(--font-display);letter-spacing:-.025em;margin-top:16px}
.quote span{color:var(--blue)}
.thesis-copy{display:grid;gap:18px;color:var(--muted);font-size:17px}
.thesis-copy strong{color:var(--ink);font-weight:600}
.callout{border:1px solid var(--line);border-left:0;border-radius:14px;padding:20px 22px;background:var(--blue-tint);color:var(--ink)}

/* bento */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;margin-top:44px}
.cell{position:relative;border:1px solid var(--line);border-radius:20px;background:#fff;padding:28px;overflow:hidden;display:flex;flex-direction:column;gap:14px;transition:border-color .25s,box-shadow .25s,transform .25s}
.cell:hover{border-color:#bcd3ff;box-shadow:0 24px 48px -28px rgba(16,104,248,.45);transform:translateY(-2px)}
.cell .spot{position:absolute;inset:0;background:radial-gradient(320px circle at var(--mx,50%) var(--my,0%),rgba(16,104,248,.09),transparent 60%);opacity:0;transition:opacity .3s;pointer-events:none}
.cell:hover .spot{opacity:1}
.c1{grid-column:span 4}.c2{grid-column:span 2}.c3{grid-column:span 3}.c4{grid-column:span 3}
.idx{font:500 12px var(--font-mono);color:var(--muted);letter-spacing:.08em}
.ico{width:46px;height:46px;border-radius:12px;background:var(--blue-tint);color:var(--blue);display:grid;place-items:center}
.cell h3{font-size:22px;font-weight:600}
.cell p{color:var(--muted);font-size:15.5px}
.cell p strong{color:var(--ink);font-weight:600}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px}
.tag{font:500 12px var(--font-mono);padding:5px 10px;border-radius:8px;background:var(--soft);border:1px solid var(--line);color:var(--blue-deep)}
.mini{margin-top:6px;border:1px dashed #c9d8f5;border-radius:14px;background:var(--soft);padding:16px;display:grid;gap:10px;font:400 12.5px var(--font-mono);color:var(--muted)}
.row{display:flex;justify-content:space-between;gap:12px;align-items:center}
.bar{height:6px;border-radius:6px;background:#dbe6fb;overflow:hidden;flex:1}
.bar i{display:block;height:100%;background:var(--blue);border-radius:6px;animation:fill 3s ease-in-out infinite alternate}
@keyframes fill{from{width:28%}to{width:82%}}
.ok{color:#0a8a4a}.no{color:#c2342b}

/* terminal */
.dev-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}
.pts{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.term{font-family:var(--font-mono);font-size:13.5px;overflow:hidden}
.term-top{display:flex;align-items:center;gap:7px;padding:14px 18px;border-bottom:1px solid var(--line);background:var(--soft);border-radius:20px 20px 0 0}
.dot{width:11px;height:11px;border-radius:50%;background:#d5dbe8}
.term-top span{margin-left:10px;font-size:12px;color:var(--muted)}
.term pre{margin:0;padding:22px;overflow-x:auto;line-height:1.75;color:var(--ink)}
.term .c{color:#8a93a8}.term .k{color:var(--blue)}.term .s{color:#0a7a52}.term .g{color:var(--blue-deep);font-weight:500}
.line{display:block;animation:blurFade .6s both;animation-delay:calc(var(--l) * 160ms + 300ms)}
.cursor{display:inline-block;width:8px;height:15px;background:var(--blue);vertical-align:-2px;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}

/* dev cards */
.code-card{display:flex;flex-direction:column;gap:12px}
.code{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--ink);color:#e7eeff;border-radius:12px;padding:12px 14px;font:400 13px var(--font-mono);margin-top:auto}
.code code{overflow-x:auto;white-space:nowrap;min-width:0}
.copy{flex:none;background:rgba(255,255,255,.12);color:#fff;border:0;border-radius:8px;font:500 12px var(--font-body);padding:6px 10px;cursor:pointer}
.copy:hover{background:var(--blue)}

/* roadmap */
.road{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:44px;position:relative}
.road .cell{gap:12px}
.when{display:inline-flex;align-self:flex-start;align-items:center;gap:8px;font:500 12px var(--font-mono);color:var(--blue);background:var(--blue-tint);border-radius:999px;padding:5px 12px}
.when::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--blue);animation:pulse 2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 6px rgba(16,104,248,.18)}}
.ver{font:600 26px var(--font-display);letter-spacing:-.03em}

/* portal */
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:32px}
.faq-item{border:1px solid var(--line);border-radius:18px;background:#fff;padding:24px}
.faq-item h3{font-size:19px;font-weight:600;line-height:1.3}
.faq-item p{color:var(--muted);font-size:15px;margin-top:12px}
.faq-item a{color:var(--blue-deep);text-decoration:underline;text-underline-offset:3px}
.portal{background:var(--soft);border-block:1px solid var(--line)}
.portal-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:28px}
.fact{border:1px solid var(--line);border-radius:14px;background:#fff;padding:16px 18px}
.fact small{display:block;font:500 11.5px var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.fact b{font:600 22px var(--font-display);letter-spacing:-.02em}
.form{padding:30px}
.form h3{font-size:22px;font-weight:600}
.form label,.lbl{display:block;font:500 12px var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:22px 0 10px}
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.tier{height:44px;border-radius:10px;border:1px solid var(--line);background:#fff;font:600 14.5px var(--font-body);cursor:pointer;color:var(--ink);transition:all .15s;font-variant-numeric:tabular-nums}
.tier:hover{border-color:var(--blue)}
.tier[aria-pressed="true"]{background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:0 8px 18px -8px rgba(16,104,248,.7)}
.field{display:flex;align-items:center;border:1px solid var(--line);border-radius:12px;background:#fff;height:50px;padding-inline:14px;gap:8px;transition:border-color .15s,box-shadow .15s}
.field:focus-within{border-color:var(--blue);box-shadow:0 0 0 4px rgba(16,104,248,.12)}
.field span{color:var(--muted);font-weight:500}
.field input{flex:1;min-width:0;border:0;outline:0;background:transparent;font:500 16px var(--font-body);color:var(--ink)}
.field input.mono{font:400 14px var(--font-mono)}
.calc{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap;border-radius:12px;background:var(--blue-tint);padding:16px 18px;margin-top:22px}
.calc small{font:500 12px var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--blue-deep)}
.calc b{font:700 26px var(--font-display);letter-spacing:-.03em;color:var(--blue-deep);font-variant-numeric:tabular-nums}
.msg{min-height:22px;font-size:14px;margin-top:14px;color:var(--muted)}
.msg.err{color:#c2342b}
.form .btn{width:100%;margin-top:6px}
.secure{display:flex;align-items:center;justify-content:center;gap:8px;font-size:12.5px;color:var(--muted);margin-top:14px;text-align:center}

/* footer */
footer{padding-block:48px}
.foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.foot .brand img{height:30px}
.foot nav{display:flex;flex-wrap:wrap;gap:8px 24px;font-size:14px;color:var(--muted)}
.foot nav a:hover{color:var(--blue)}
.copy-r{width:100%;border-top:1px solid var(--line);padding-top:22px;font-size:13px;color:var(--muted);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* responsive */
@media (max-width:980px){
  .hero-grid,.thesis-grid,.dev-grid,.portal-grid{grid-template-columns:1fr;gap:36px}
  .faq-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .c1,.c2,.c3,.c4{grid-column:span 6}
  .road{grid-template-columns:1fr}
}
@media (max-width:860px){
  .links,.nav .btn{display:none}
  .menu-btn{display:inline-flex}
  .mobile-menu:not([hidden]){display:block}
}
@media (max-width:520px){
  section{padding-block:64px}
  .hero{padding-top:48px}
  .cell{padding:22px}
  .form{padding:22px}
  .facts{grid-template-columns:1fr}
  .tiers{grid-template-columns:repeat(3,1fr)}
  .btn{width:100%}
  .cta-row .btn{width:100%}
  .nav .brand img{height:30px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

/* ---------- subpages ---------- */
:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
body{margin:0}
.links a[aria-current="page"]{color:var(--blue)}
.page-hero{position:relative;overflow:hidden;padding-block:64px 52px;border-bottom:1px solid var(--line)}
.page-hero .wrap{position:relative}
.h1{font-size:clamp(34px,5.2vw,58px);line-height:1.05;font-weight:700;letter-spacing:-.035em;margin-top:18px;max-width:900px}
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-top:32px}
.tabs a{padding:9px 16px;border:1px solid var(--line);border-radius:999px;font-size:14px;font-weight:500;color:var(--muted);background:#fff;transition:all .15s}
.tabs a:hover{color:var(--blue);border-color:var(--blue)}
.tabs a[aria-current="page"]{background:var(--ink);color:#fff;border-color:var(--ink)}
.sec{padding-block:72px}
.sec.alt{background:var(--soft);border-block:1px solid var(--line)}

/* timeline */
.tl{position:relative;display:grid;gap:20px;margin-top:44px;padding-left:38px}
.tl::before{content:"";position:absolute;left:11px;top:10px;bottom:10px;width:2px;background:linear-gradient(var(--blue),#bcd3ff)}
.tl-item{position:relative}
.tl-item::before{content:"";position:absolute;left:-35px;top:34px;width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--blue);z-index:1}
.tl .cell{display:grid;grid-template-columns:230px 1fr;gap:12px 36px}
.tl .cell:hover{transform:none}
.tl-head{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.tl-head h3{font-size:19px}
.ul{margin:0;padding:0;list-style:none;display:grid;gap:12px}
.ul li{position:relative;padding-left:22px;color:var(--muted);font-size:15.5px}
.ul li::before{content:"";position:absolute;left:3px;top:10px;width:7px;height:7px;border-radius:50%;background:var(--blue)}
.ul li strong{color:var(--ink);font-weight:600}
code.i{font-family:var(--font-mono);font-size:.88em;color:var(--blue-deep);background:var(--blue-tint);padding:1px 6px;border-radius:6px}

/* standards */
.stds{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:44px}
.std{gap:12px;padding:24px}
.nm{font:600 21px var(--font-mono);letter-spacing:-.02em}
.role{align-self:flex-start;font:500 11px var(--font-mono);letter-spacing:.08em;text-transform:uppercase;padding:4px 10px;border-radius:999px;background:var(--blue-tint);color:var(--blue-deep)}
.std p{font-size:14.5px}
.std.cta{background:var(--ink);border-color:var(--ink);color:#fff}
.std.cta p{color:#b9c3dc}
.std.cta .nm{color:#fff;font-family:var(--font-display)}
.std.cta .btn{margin-top:auto}

/* flows */
.flow{display:grid;grid-template-columns:1fr 56px 1fr 56px 1fr;align-items:stretch;margin-top:44px}
.flow .cell{height:100%}
.flow .cell:hover{transform:none}
.join{align-self:center;height:2px;background:repeating-linear-gradient(90deg,var(--blue) 0 6px,transparent 6px 14px);background-size:14px 2px;animation:joinh 1s linear infinite}
@keyframes joinh{to{background-position:14px 0}}
@keyframes joinv{to{background-position:0 14px}}
.hl{border-color:#9fc2ff;box-shadow:0 22px 44px -26px rgba(16,104,248,.5)}
.msg-name{align-self:flex-start;font:500 13px var(--font-mono);color:var(--blue-deep);background:var(--blue-tint);border-radius:8px;padding:4px 10px}
.out{display:grid;gap:8px}
.out div{display:flex;align-items:center;gap:10px;font-size:14px;border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:#fff}
.pill-ok,.pill-no{font:500 11.5px var(--font-mono);padding:3px 9px;border-radius:999px;white-space:nowrap}
.pill-ok{background:#e4f6ec;color:#0a7a45}
.pill-no{background:#fdecea;color:#c2342b}
.vs{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px}
.vs .cell.dim{background:var(--soft)}
.vs .cell:hover{transform:none}
.stack{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}

/* use cases */
.u3{grid-column:span 3}.u2{grid-column:span 2}
.note{font:400 11.5px var(--font-mono);color:#8a93a8;text-align:right}

/* cta band */
.band{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;border:1px solid #cfe0ff;background:var(--blue-tint);border-radius:24px;padding:36px}
.band h2{font-size:clamp(22px,3vw,32px);font-weight:600;max-width:560px}
.band p{color:var(--muted);margin-top:8px;max-width:560px}
.band .acts{display:flex;flex-wrap:wrap;gap:12px}

@media (max-width:980px){
  .stds{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:1fr;gap:0}
  .join{width:2px;height:44px;justify-self:center;background:repeating-linear-gradient(180deg,var(--blue) 0 6px,transparent 6px 14px);background-size:2px 14px;animation:joinv 1s linear infinite}
  .u3,.u2{grid-column:span 6}
  .vs{grid-template-columns:1fr}
  .tl .cell{grid-template-columns:1fr}
}
@media (max-width:520px){
  .stds{grid-template-columns:1fr}
  .page-hero{padding-block:44px 40px}
  .sec{padding-block:56px}
  .tl{padding-left:30px}
  .tl-item::before{left:-29px}
  .tl::before{left:7px}
  .band{padding:24px}
  .band .acts,.band .acts .btn{width:100%}
}

/* ---------- whitepaper-driven pages ---------- */
.flow4{grid-template-columns:1fr 40px 1fr 40px 1fr 40px 1fr}
.fm{gap:12px}
.fm h3{font-size:20px}
.role.bad{background:#fdecea;color:#b4322a}
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:#fff;margin-top:28px}
table.tbl{width:100%;border-collapse:collapse;min-width:640px;font-size:15px}
.tbl th{background:var(--ink);color:#fff;text-align:left;font:600 13px var(--font-body);padding:14px 18px;letter-spacing:.02em;white-space:nowrap}
.tbl td{padding:14px 18px;border-top:1px solid var(--line);vertical-align:top;color:var(--muted)}
.tbl td:first-child{font-weight:600;color:var(--ink)}
.tbl td.bad{color:#b4322a}
.tbl td.good{color:#0a7a45;font-weight:500}
.steps8{display:grid;grid-template-columns:repeat(8,1fr);margin-top:20px;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}
.steps8>div{padding:16px 12px;display:flex;flex-direction:column;gap:4px;border-right:1px solid var(--line);font-size:13px;color:var(--muted);line-height:1.35}
.steps8>div:last-child{border-right:0}
.steps8 b{font:600 14px var(--font-display);color:var(--blue-deep)}
.steps8 .end{background:var(--blue);color:#d7e6ff}
.steps8 .end b{color:#fff}
.mkt{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:44px}
.mkt .cell{gap:6px;padding:24px}
.mkt .n{font:700 clamp(32px,4vw,44px)/1 var(--font-display);letter-spacing:-.03em;color:var(--blue)}
.mkt small{font:400 12px var(--font-mono);color:#8a93a8}
.mini-note{font-size:13px;color:#8a93a8;margin-top:14px}
@media (max-width:1180px){
  .links{gap:20px;font-size:14px}
}
@media (max-width:1100px){
  .links,.nav .btn{display:none}
  .menu-btn{display:inline-flex}
  .mobile-menu:not([hidden]){display:block}
}
@media (max-width:980px){
  .flow4{grid-template-columns:1fr}
  .steps8{grid-template-columns:repeat(2,1fr)}
  .steps8>div{border-right:0;border-bottom:1px solid var(--line)}
  .mkt{grid-template-columns:1fr}
}

/* whitepaper contents */
.toc{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:32px}
.toc-i{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 20px;border:1px solid var(--line);border-radius:14px;background:#fff;font-weight:500;transition:border-color .2s,transform .2s}
a.toc-i:hover{border-color:var(--blue);transform:translateY(-1px)}
.toc-i em{font:500 11.5px var(--font-mono);font-style:normal;letter-spacing:.06em;text-transform:uppercase;color:var(--blue);white-space:nowrap}
.toc-i em.pdf{color:#8a93a8}
@media (max-width:760px){.toc{grid-template-columns:1fr}}