/* Layout concept: dark hero over light editorial sections; a blue band for the apps group.
   Tokens come from the approved design. */
:root{
  --ink:#0B1220; --ink-2:#131C2E; --ink-3:#16213A; --line-d:#263556;
  --bg:#F4F6FA; --card:#FFFFFF; --line:#E2E7F0; --text:#0B1220; --muted:#4A5568;
  --blue:#3A5BFF; --blue-d:#2441D6; --mint:#2EE6A6; --soft:#E4E9F3;
  --on-dark:#E4E9F5; --on-dark-2:#C3CCDF; --on-dark-3:#A9B4CC;
  --display:'Bricolage Grotesque',Georgia,serif; --body:'DM Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--body);font-size:17px;line-height:1.6;overflow-x:hidden}
img,svg{max-width:100%}
a{color:var(--blue)}a:hover{color:var(--blue-d)}
h1,h2,h3{font-family:var(--display);letter-spacing:-.02em;text-wrap:balance;margin:0}
.container{max-width:1200px;margin:0 auto;padding-inline:24px}
.skip{position:absolute;left:-999px;top:8px;background:var(--mint);color:var(--ink);padding:10px 16px;border-radius:10px;z-index:10}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--mint);outline-offset:3px}
.eyebrow{font-size:14px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--blue)}
.h2{font-weight:800;font-size:clamp(30px,3.6vw,44px);line-height:1.1}

/* header */
.site-header{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding-block:24px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;font-family:var(--display);font-weight:800;font-size:20px}
.logo:hover{color:#fff}
.logo-mark{display:inline-flex;width:34px;height:34px;border-radius:10px;background:var(--mint);align-items:center;justify-content:center;flex:none}
.nav{display:flex;flex-wrap:wrap;gap:8px 28px;font-size:15px}
.nav a{color:var(--on-dark-2);text-decoration:none;padding-block:6px}
.nav a:hover,.nav a[aria-current]{color:#fff}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;min-height:52px;padding:0 28px;border-radius:14px;font-weight:700;font-size:16px;text-decoration:none;transition:transform .2s ease,background-color .2s ease}
.btn:hover{transform:translateY(-2px)}
.btn-mint{background:var(--mint);color:var(--ink)}.btn-mint:hover{color:var(--ink)}
.btn-line{border:1.5px solid #3A4A6B;color:#fff}.btn-line:hover{color:#fff;border-color:var(--mint)}
.btn-ink{background:var(--ink);color:#fff}.btn-ink:hover{color:#fff}
.btn svg{flex:none}

/* hero */
.hero{background-color:var(--ink);color:#fff;padding-bottom:72px;background-image:radial-gradient(#22304F 1.3px,transparent 1.4px);background-size:30px 30px;animation:drift 24s linear infinite}
@keyframes drift{to{background-position:30px 30px}}
.hero-row{display:flex;flex-wrap:wrap;align-items:center;gap:56px;padding-top:48px}
.hero-text{flex:1 1 520px;min-width:0}
.hero-card{flex:1 1 420px;min-width:0}
.pill{display:inline-flex;align-items:center;gap:10px;padding:8px 16px;border-radius:999px;background:var(--ink-3);border:1px solid var(--line-d);font-size:14px;color:var(--on-dark)}
.dot{width:9px;height:9px;border-radius:50%;background:var(--mint);animation:pulse 1.8s ease-out infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(46,230,166,.6)}100%{box-shadow:0 0 0 12px rgba(46,230,166,0)}}
.hero h1{margin-top:24px;font-weight:800;font-size:clamp(38px,5.2vw,66px);line-height:1.04}
.hero h1 em{font-style:normal;color:var(--mint)}
.hero p.lead{margin:24px 0 0;font-size:19px;line-height:1.6;color:var(--on-dark-2);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.panel{background:var(--ink-2);border:1px solid var(--line-d);border-radius:24px;padding:28px;color:#fff}
.panel h2{font-weight:700;font-size:20px}
.panel .sub{font-size:14px;color:var(--on-dark-3);margin:4px 0 20px}
.in1,.in2,.in3,.in4{animation:rise .8s cubic-bezier(.2,.8,.2,1) both}
.in2{animation-delay:.12s}.in3{animation-delay:.24s}.in4{animation-delay:.36s}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* sections */
.section{padding-block:88px 0}
.section>.container>.h2,.section-head .h2{margin-top:12px;max-width:760px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:24px}
.section-head>div{max-width:640px}
.section p.intro{margin:16px 0 0;max-width:720px;color:var(--muted);font-size:18px}
.cards{display:flex;flex-wrap:wrap;gap:20px;margin-top:40px}
.card{flex:1 1 250px;min-width:0;display:flex;flex-direction:column;gap:10px;padding:28px;border-radius:24px;background:var(--card);border:1.5px solid var(--line);text-decoration:none;color:var(--text)}
.card:hover{color:var(--text)}
.card .k{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.card .t{font-family:var(--display);font-weight:800;font-size:26px;line-height:1.15}
.card p{margin:0;font-size:16px;line-height:1.55;color:#3C485C}
.card-blue{background:var(--blue);border-color:var(--blue);color:#fff}
.card-blue:hover{color:#fff}
.card-blue .k{color:#DCE3FF}.card-blue p{color:#EEF1FF}
.lift{transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.lift:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(11,18,32,.12);border-color:#C9D3F5}

/* tabs and network rows */
.tabs{display:inline-flex;padding:6px;border-radius:16px;background:var(--soft);gap:4px}
.tab{min-height:46px;padding:0 24px;border:0;border-radius:12px;font:700 15px var(--body);cursor:pointer;background:transparent;color:var(--ink)}
.tab[aria-pressed="true"]{background:var(--ink);color:#fff}
.rows{display:flex;flex-direction:column;gap:16px;margin-top:36px}
.row{display:flex;flex-wrap:wrap;gap:20px 32px;padding:26px 28px;border-radius:22px;background:var(--card);border:1.5px solid var(--line)}
.row-name{flex:0 0 230px;max-width:100%;display:flex;flex-direction:column;gap:8px;align-items:flex-start}
.row-name .n{font-family:var(--display);font-weight:800;font-size:22px;line-height:1.15}
.row-name a{font-size:14px;font-weight:700}
.cell{flex:1 1 200px;min-width:0}
.cell .l{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.cell .v{margin-top:6px;font-size:15px;line-height:1.55}
.badge{padding:3px 10px;border-radius:999px;background:var(--mint);color:var(--ink);font-size:12px;font-weight:700;line-height:1.5;display:inline-block}
.note{margin:20px 0 0;font-size:14px;line-height:1.6;color:var(--muted)}

/* network sections */
.net{background:var(--card);border:1.5px solid var(--line);border-radius:24px;padding:32px;margin-top:20px}
.net h3,.net h2{font-weight:800;font-size:28px;line-height:1.15;display:flex;flex-wrap:wrap;align-items:center;gap:12px}
.net .best{margin:10px 0 0;font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--blue)}
.net .sum{margin:14px 0 0;color:#3C485C;max-width:760px}
.facts{display:flex;flex-wrap:wrap;gap:20px 32px;margin:22px 0 0}
.facts>div{flex:1 1 220px;min-width:0}
.facts dt{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.facts dd{margin:6px 0 0;font-size:15px;line-height:1.55}
.net .verdict{margin:22px 0 0;padding:16px 20px;border-radius:16px;background:#EAF0FF;border-left:4px solid var(--blue);color:var(--text);max-width:760px}
.net-links{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;margin:22px 0 0;font-size:14px}
.net-links a{font-weight:700}

/* apps band */
.band{margin-top:88px;background:var(--blue);color:#fff;padding-block:88px}
.band .eyebrow{color:#DCE3FF}
.band .h2{margin-top:12px}
.band .intro{color:#EEF1FF}
.feat{display:flex;flex-wrap:wrap;gap:24px;margin-top:44px}
.feat article{flex:1 1 440px;min-width:0;background:var(--card);color:var(--text);border-radius:28px;padding:36px;border:1.5px solid #fff}
.feat .meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:14px;color:var(--muted)}
.feat h3{margin-top:18px;font-weight:800;font-size:32px;line-height:1.1}
.feat p{margin:14px 0 0;color:#3C485C}
.stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.stat{flex:1 1 120px;padding:16px;border-radius:16px;background:var(--bg)}
.stat b{display:block;font-family:var(--display);font-weight:800;font-size:24px;line-height:1.1;white-space:nowrap}
.stat span{font-size:13px;color:var(--muted)}
.feat .vline{margin:20px 0 0;padding:14px 18px;border-radius:14px;background:#EAF0FF;border-left:4px solid var(--blue);font-size:15px}
.feat .btn{margin-top:28px}
.band .disc{margin:28px 0 0;font-size:14px;color:#DCE3FF;max-width:760px}
.band .disc a{color:#fff}
.band .net h3{color:var(--text)}
.band .net{color:var(--text)}

/* data table */
.tablewrap{overflow-x:auto;margin-top:28px;border:1.5px solid var(--line);border-radius:20px;background:var(--card)}
table{border-collapse:collapse;width:100%;min-width:640px;font-size:15px}
th,td{padding:14px 18px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
th{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);background:#F8FAFD}
tr:last-child td{border-bottom:0}
td:first-child{font-weight:700}

/* methodology teaser + steps */
.dark3{display:flex;flex-wrap:wrap;gap:20px;margin-top:40px}
.dark3>div{flex:1 1 260px;min-width:0;padding:28px;border-radius:24px;background:var(--ink);color:#fff}
.dark3 .big{font-family:var(--display);font-weight:800;font-size:44px;color:var(--mint);line-height:1}
.dark3 h3{margin-top:18px;font-weight:700;font-size:22px}
.dark3 p{margin:10px 0 0;font-size:15px;line-height:1.6;color:var(--on-dark-2)}

/* faq */
.faq{max-width:900px;margin-inline:auto;display:flex;flex-direction:column;gap:12px;margin-top:36px}
details{background:var(--card);border:1.5px solid var(--line);border-radius:20px;overflow:hidden}
summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;padding:16px 24px;cursor:pointer;font-weight:700;font-size:18px;list-style:none}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";flex:none;display:inline-flex;width:32px;height:32px;border-radius:50%;background:var(--soft);align-items:center;justify-content:center;font-size:20px;line-height:1}
details[open] summary::after{content:"\2212";background:var(--blue);color:#fff}
details .a{padding:0 24px 24px;color:#3C485C}
details .a p{margin:0}

/* marquee */
.marquee{margin-top:96px;background:var(--ink-2);border-block:1px solid var(--line-d);overflow:hidden}
.track{display:flex;width:max-content;padding-block:22px;animation:slide 38s linear infinite}
.track:hover{animation-play-state:paused}
.track span{display:flex;align-items:center;gap:28px;padding-right:28px;white-space:nowrap;font-family:var(--display);font-weight:700;font-size:22px;color:var(--on-dark)}
.track i{width:8px;height:8px;border-radius:50%;display:inline-block;background:var(--mint)}
.track span:nth-child(even) i{background:#5B7BFF}
@keyframes slide{to{transform:translateX(-50%)}}

/* footer */
.site-footer{background:var(--ink);color:var(--on-dark-2);padding-block:56px 40px}
.footer-row{display:flex;flex-wrap:wrap;gap:32px 64px;justify-content:space-between}
.footer-row .about{flex:1 1 320px;max-width:460px;font-size:14px;line-height:1.65}
.footer-row .about strong{font-family:var(--display);font-size:22px;color:#fff;display:block;margin-bottom:12px}
.footer-nav{display:flex;flex-wrap:wrap;gap:12px 32px;font-size:15px;align-content:flex-start}
.footer-nav a{color:var(--on-dark);text-decoration:none}
.footer-nav a:hover{color:var(--mint)}
.copy{margin-top:40px;padding-top:24px;border-top:1px solid var(--line-d);font-size:13px;color:#8E9AB5}

/* inner template */
.inner-head{background-color:var(--ink);color:#fff;padding-bottom:56px;background-image:radial-gradient(#22304F 1.3px,transparent 1.4px);background-size:30px 30px}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;font-size:14px;color:var(--on-dark-3);padding-top:40px;list-style:none;margin:0;padding-inline:0}
.crumbs a{color:var(--on-dark-2)}
.crumbs li+li::before{content:"/";margin-right:8px;color:#5B6B8E}
.inner-head h1{margin-top:20px;font-weight:800;font-size:clamp(34px,4.4vw,56px);line-height:1.06;max-width:900px}
.inner-head .lead{margin:20px 0 0;font-size:19px;color:var(--on-dark-2);max-width:720px}
.inner-head .meta{margin-top:24px;display:flex;flex-wrap:wrap;gap:10px;font-size:14px;color:var(--on-dark)}
.inner-body{display:flex;flex-wrap:wrap;align-items:flex-start;gap:48px;padding-block:64px 0}
.prose{flex:1 1 640px;min-width:0;max-width:780px}
.prose h2{font-weight:800;font-size:clamp(26px,3vw,34px);line-height:1.15;margin-top:56px;scroll-margin-top:24px}
.prose h2:first-child{margin-top:0}
.prose h3{font-weight:700;font-size:22px;margin-top:32px}
.prose p,.prose li{color:#243044}
.prose p{margin:16px 0 0}
.prose ul,.prose ol{margin:16px 0 0;padding-left:22px;display:flex;flex-direction:column;gap:8px}
.prose .net h2,.prose .net h3{margin-top:0}
.prose .net{margin-top:24px}
.prose .net p{margin:14px 0 0}
.prose .callout{margin-top:24px;padding:20px 24px;border-radius:18px;background:#EAF0FF;border:1.5px solid #C9D3F5;color:var(--text)}
.prose .callout p{margin:0;color:var(--text)}
.aside{flex:0 1 280px;min-width:240px;position:sticky;top:24px;display:flex;flex-direction:column;gap:20px}
.box{background:var(--card);border:1.5px solid var(--line);border-radius:20px;padding:22px}
.box h2{font-family:var(--body);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:700}
.box ul{list-style:none;margin:14px 0 0;padding:0;display:flex;flex-direction:column;gap:10px;font-size:15px}
.box a{text-decoration:none;font-weight:500}
.box a:hover{text-decoration:underline}
.related{padding-block:72px 0}
.related h2{font-weight:800;font-size:clamp(26px,3vw,34px)}

/* scroll reveal, progressive */
@keyframes reveal{from{transform:translateY(20px)}to{transform:none}}
@supports (animation-timeline:view()){.reveal{animation:reveal linear backwards;animation-timeline:view();animation-range:entry 0% entry 60%}}

@media (max-width:760px){
  body{font-size:16px}
  .section{padding-top:64px}.band{padding-block:64px;margin-top:64px}
  .net,.feat article{padding:24px}
  .aside{position:static;flex-basis:100%}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero,.dot,.in1,.in2,.in3,.in4,.track,.reveal{animation:none}
  .lift,.btn{transition:none}
}