/* ═══════════════════════════════════════════════════════════════════
   CtrlFort — shared stylesheet for the Knowledge Hub (/blog).

   The landing page (public/index.html) keeps its own inline copy of the
   design tokens so it renders without a second request. THAT FILE IS THE
   SOURCE OF TRUTH for the palette — if a token changes there, mirror it
   in the :root block below.
   ═══════════════════════════════════════════════════════════════════ */

/* ═══════════════ DESIGN TOKENS ═══════════════ */
:root{
  /* surfaces */
  --bg:#F6F7FA;
  --bg-2:#EEF1F6;
  --card:#FFFFFF;
  --navy:#0E2A5C;
  --navy-2:#173C7D;
  --ink:#0C1220;

  /* accents */
  --azure:#2159D8;
  --azure-soft:#E8EFFD;
  --mint:#0C8F62;
  --mint-soft:#E3F5EE;
  --amber:#B45309;
  --amber-soft:#FDF0E3;
  --violet:#6D45C8;
  --violet-soft:#EFE9FB;

  /* type */
  --t1:#0C1220;
  --t2:#404A5E;
  --t3:#5F6B80;
  --t-inv:#FFFFFF;
  --t-inv-2:rgba(255,255,255,.78);
  --t-inv-3:rgba(255,255,255,.58);

  --line:#E4E8EF;
  --line-2:#D3D9E4;

  --display:'Plus Jakarta Sans',system-ui,sans-serif;
  --sans:'Inter',system-ui,-apple-system,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;

  --r-s:10px; --r-m:16px; --r-l:22px; --r-xl:28px;
  --sh-1:0 1px 2px rgba(12,18,32,.05);
  --sh-2:0 1px 2px rgba(12,18,32,.05),0 8px 24px -12px rgba(12,18,32,.14);
  --sh-3:0 2px 4px rgba(12,18,32,.05),0 24px 48px -20px rgba(12,18,32,.24);

  --max:1200px;
  --sec:clamp(52px,5.4vw,80px);
  --gap:clamp(20px,2.2vw,28px);
  --measure:74ch;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}
body{background:var(--bg);color:var(--t2);font-family:var(--sans);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
p{text-wrap:pretty}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%}
button{font-family:inherit;cursor:pointer;background:none;border:none;color:inherit}
:focus-visible{outline:2px solid var(--azure);outline-offset:3px;border-radius:8px}
::selection{background:var(--azure);color:#fff}
h1,h2,h3,h4{font-family:var(--display);color:var(--t1);font-weight:700;letter-spacing:-.028em;line-height:1.15;text-wrap:balance}
b,strong{font-weight:600;color:var(--t1)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px}
@media (max-width:640px){.wrap{padding:0 18px}}
.skip{position:absolute;left:-9999px;background:var(--navy);color:#fff;padding:12px 18px;z-index:200}
.skip:focus{left:0;top:0}

/* ═══════════════ ATOMS ═══════════════ */
.pill{
  display:inline-flex;align-items:center;gap:8px;padding:7px 14px 7px 10px;border-radius:100px;
  background:var(--azure-soft);color:var(--navy);border:1px solid rgba(37,99,235,.14);
  font-size:12.5px;font-weight:600;letter-spacing:.01em;
}
.pill i{width:6px;height:6px;border-radius:50%;background:var(--azure);flex-shrink:0}
.pill.on-dark{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.18);color:#fff}
.pill.on-dark i{background:#7FB0FF}

.chip{
  width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;flex-shrink:0;
  background:var(--azure-soft);color:var(--azure);border:1px solid rgba(37,99,235,.12);
}
.chip svg{width:21px;height:21px}
.chip.mint{background:var(--mint-soft);color:var(--mint);border-color:rgba(14,159,110,.14)}
.chip.amber{background:var(--amber-soft);color:var(--amber);border-color:rgba(180,83,9,.14)}
.chip.violet{background:var(--violet-soft);color:var(--violet);border-color:rgba(109,69,200,.14)}

.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--display);font-size:15px;font-weight:600;line-height:1;padding:14px 22px;border-radius:100px;transition:.18s;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--navy),var(--azure));color:#fff;box-shadow:0 6px 18px -8px rgba(37,99,235,.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px -10px rgba(37,99,235,.7)}
.btn-ghost{border:1px solid var(--line-2);color:var(--t1);background:var(--card)}
.btn-ghost:hover{border-color:var(--azure);color:var(--azure)}
.btn-white{background:#fff;color:var(--navy)}
.btn-white:hover{transform:translateY(-2px)}
.btn-outline-w{border:1px solid rgba(255,255,255,.3);color:#fff}
.btn-outline-w:hover{background:rgba(255,255,255,.1)}
.btn .arw{transition:transform .18s}
.btn:hover .arw{transform:translateX(3px)}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-l);box-shadow:var(--sh-1);transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s,border-color .22s;position:relative}

.rv{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}

/* ═══════════════ HEADER ═══════════════ */
header{position:sticky;top:0;z-index:60;background:rgba(246,247,250,.82);backdrop-filter:blur(16px) saturate(1.5);border-bottom:1px solid transparent;transition:border-color .25s,box-shadow .25s,background .25s}
header.stuck{border-bottom-color:var(--line);box-shadow:0 6px 24px -18px rgba(12,18,32,.5);background:rgba(246,247,250,.92)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.logo{display:inline-flex;align-items:center;flex-wrap:nowrap;white-space:nowrap;gap:7px;font-family:var(--display);font-size:27px;font-weight:800;color:var(--t1);letter-spacing:-.028em;border-radius:10px;transition:opacity .18s}
.logo:hover{opacity:.72}
.logo-mark{width:29px;height:25px;flex:0 0 auto;color:var(--navy);display:block}
.logo .wm{display:inline-flex}
.logo em{font-style:normal;color:var(--azure)}
nav.primary{display:flex;gap:4px}
nav.primary a{font-size:14.5px;font-weight:500;color:var(--t2);padding:9px 14px;border-radius:9px;transition:.16s}
nav.primary a:hover{background:var(--azure-soft);color:var(--navy)}
nav.primary a[aria-current="page"]{background:var(--azure-soft);color:var(--navy);font-weight:600}
.burger{display:none;padding:9px;color:var(--t1)}
@media (max-width:1010px){nav.primary{display:none}.burger{display:inline-flex}}
.mm{display:none;position:absolute;top:72px;left:14px;right:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-m);padding:8px;flex-direction:column;box-shadow:var(--sh-3)}
.mm.open{display:flex}
.mm a{padding:13px 14px;border-radius:9px;font-size:15px;font-weight:500}
.mm a:hover{background:var(--azure-soft)}
@media (max-width:520px){.nav .btn-primary{display:none}}

/* ═══════════════ SECTION SCAFFOLD ═══════════════ */
.section{padding:var(--sec) 0}
.section.tint{background:var(--bg-2)}
.head{max-width:720px;margin-bottom:clamp(28px,3vw,40px)}
.head.center{margin-left:auto;margin-right:auto;text-align:center}
.head h2{font-size:clamp(30px,3.7vw,44px);margin:14px 0 12px;letter-spacing:-.042em}
.head h2 em{font-style:normal;color:var(--azure)}
.head p{font-size:17px;color:var(--t2);max-width:640px}
.head.center p{margin:0 auto}

/* ═══════════════ HUB HERO ═══════════════ */
.hub-hero{padding:clamp(38px,4.6vh,58px) 0 clamp(30px,3.4vw,44px);position:relative;overflow:hidden}
.hub-hero::before{content:'';position:absolute;top:-300px;right:-180px;width:780px;height:780px;border-radius:50%;background:radial-gradient(circle,rgba(33,89,216,.13),transparent 62%);pointer-events:none}
.hub-hero::after{content:'';position:absolute;bottom:-360px;left:-240px;width:660px;height:660px;border-radius:50%;background:radial-gradient(circle,rgba(109,69,200,.09),transparent 64%);pointer-events:none}
.hero-dots{
  position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(circle,#CBD4E4 1px,transparent 1px);
  background-size:26px 26px;
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,#000 20%,transparent 72%);
  mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,#000 20%,transparent 72%);
}
/* Sits inside .wrap, so it starts at the page gutter rather than centring. */
.hub-hero .inner{position:relative;z-index:1;max-width:760px;margin-left:0}
/* Headline on the left, the standfirst and topic list on the right, so the
   masthead reads across the full measure instead of hugging one column. */
.hub-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.04fr .96fr;gap:clamp(28px,4.4vw,68px);align-items:start}
@media (max-width:940px){.hub-hero-grid{grid-template-columns:1fr;gap:26px}}
/* Drop the standfirst past the eyebrow so its first line meets the headline. */
@media (min-width:941px){.hub-hero .hh-side{padding-top:46px}}
.hub-hero h1{font-size:clamp(36px,4.8vw,58px);line-height:1.05;letter-spacing:-.045em;font-weight:800;margin:18px 0 16px}
.hub-hero-grid h1{margin-bottom:0}
.hub-hero-grid .lead{max-width:none}
.hub-topics{margin-top:24px}
.hub-topics .tlabel{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--t3);margin-bottom:11px}
.hub-topics ul{list-style:none;display:flex;flex-wrap:wrap;gap:7px}
.hub-topics li{font-size:12.5px;line-height:1.3;color:var(--t2);background:var(--card);border:1px solid var(--line);border-radius:100px;padding:7px 13px}
.hub-hero h1 em{font-style:normal;background:linear-gradient(120deg,var(--azure),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}
.hub-hero .lead{font-size:17.5px;line-height:1.62;color:var(--t2);max-width:620px}
.hub-meta{display:flex;gap:18px;flex-wrap:wrap;align-items:center;margin-top:24px;font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--t3)}
.hub-meta span{display:inline-flex;align-items:center;gap:8px}
.hub-meta span+span::before{content:'·';color:var(--line-2);margin-right:10px}
.hub-meta a{color:var(--azure);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(33,89,216,.4)}
.hub-meta a:hover{text-decoration-color:var(--azure)}
.hub-ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.hub-meta b{color:var(--t1);font-weight:600}

/* ═══════════════ SECTION HEADING ABOVE THE GRID ═══════════════ */
.grid-head{display:flex;align-items:baseline;gap:12px;margin-bottom:20px}
.grid-head h2{font-size:23px;letter-spacing:-.03em}
.grid-head .n{font-family:var(--mono);font-size:11.5px;color:var(--t3);letter-spacing:.08em}

/* ═══════════════ FILTERS ═══════════════ */
.filters{display:flex;gap:8px;flex-wrap:wrap;align-items:center;padding-bottom:26px;border-bottom:1px solid var(--line);margin-bottom:var(--gap)}
.filters .flabel{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--t3);margin-right:6px}
.filter{font-family:var(--mono);font-size:11px;letter-spacing:.04em;color:var(--t2);padding:8px 14px;border-radius:100px;border:1px solid var(--line-2);background:var(--card);transition:.16s}
.filter:hover{border-color:var(--azure);color:var(--azure)}
.filter.active{background:var(--navy);border-color:var(--navy);color:#fff}
.filter .n{opacity:.55;margin-left:6px}
.no-results{display:none;padding:44px 0;text-align:center;color:var(--t3);font-size:15px}
.no-results.show{display:block}

/* ═══════════════ FEATURED POST ═══════════════ */
.featured{
  background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 55%,#1E4C99 100%);
  border-radius:var(--r-xl);padding:clamp(26px,3.2vw,46px);position:relative;overflow:hidden;
  margin-bottom:var(--gap);display:block;transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s;
}
.featured::after{content:'';position:absolute;top:-170px;right:-130px;width:540px;height:540px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.09),transparent 62%);pointer-events:none}
.featured:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.featured-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(24px,3vw,44px);align-items:center;position:relative;z-index:1}
@media (max-width:900px){.featured-grid{grid-template-columns:1fr}}
.featured h2{color:#fff;font-size:clamp(26px,3.1vw,38px);margin:16px 0 14px;letter-spacing:-.04em}
.featured .dek{color:var(--t-inv-2);font-size:16.5px;line-height:1.6;margin-bottom:22px;max-width:520px}
.featured .fmeta{display:flex;gap:14px;flex-wrap:wrap;font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--t-inv-3);text-transform:uppercase;margin-bottom:26px}
.featured .fmeta i{font-style:normal;color:rgba(255,255,255,.3)}
.f-panel{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-l);padding:22px 24px}
.f-panel h3{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:#7FB0FF;font-weight:500;margin-bottom:14px}
.f-panel ol{list-style:none;counter-reset:fp}
.f-panel li{counter-increment:fp;display:flex;gap:12px;padding:10px 0;border-top:1px solid rgba(255,255,255,.1);font-size:14px;color:var(--t-inv-2);line-height:1.5}
.f-panel li:first-child{border-top:none}
.f-panel li::before{content:counter(fp,decimal-leading-zero);font-family:var(--mono);font-size:10.5px;color:#7FB0FF;flex-shrink:0;padding-top:3px}

/* ═══════════════ POST CARDS ═══════════════ */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
@media (max-width:960px){.post-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:660px){.post-grid{grid-template-columns:1fr}}
.post-card{display:flex;flex-direction:column;padding:26px;gap:13px}
.post-card:hover{box-shadow:var(--sh-2);transform:translateY(-4px);border-color:rgba(33,89,216,.28)}
.post-card .top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.tag{
  display:inline-flex;align-items:center;font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;
  text-transform:uppercase;padding:6px 11px;border-radius:100px;background:var(--azure-soft);color:var(--navy);white-space:nowrap;
}
.tag.mint{background:var(--mint-soft);color:#0A6B4B}
.tag.amber{background:var(--amber-soft);color:#7C3A06}
.tag.violet{background:var(--violet-soft);color:#4B2C93}
.post-card .idx{font-family:var(--mono);font-size:11px;color:var(--t3);letter-spacing:.12em}
.post-card h3{font-size:19px;line-height:1.28}
.post-card p{font-size:14.5px;color:var(--t2);line-height:1.62;flex:1}
.post-card .cmeta{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding-top:14px;border-top:1px solid var(--line);font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--t3)}
.post-card .cmeta i{font-style:normal;color:var(--line-2)}
.post-card .more{margin-left:auto;color:var(--azure);font-weight:500;display:inline-flex;align-items:center;gap:5px}
.post-card:hover .more .arw{transform:translateX(3px)}
.post-card .more .arw{transition:transform .18s}

/* ═══════════════ READING PROGRESS ═══════════════ */
.progress{position:fixed;top:0;left:0;height:3px;width:100%;z-index:80;background:transparent;pointer-events:none}
.progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--navy),var(--azure));transition:width .1s linear}

/* ═══════════════ BREADCRUMBS ═══════════════ */
.crumbs{display:flex;gap:9px;align-items:center;flex-wrap:wrap;font-family:var(--mono);font-size:11px;letter-spacing:.05em;color:var(--t3);padding-top:26px}
.crumbs a:hover{color:var(--azure)}
.crumbs span[aria-current]{color:var(--t1)}
.crumbs .sep{color:var(--line-2)}

/* ═══════════════ POST HERO ═══════════════ */
.post-hero{padding:22px 0 clamp(28px,3.2vw,42px);position:relative;overflow:hidden}
.post-hero::before{content:'';position:absolute;top:-320px;right:-200px;width:760px;height:760px;border-radius:50%;background:radial-gradient(circle,rgba(33,89,216,.11),transparent 62%);pointer-events:none}
.post-hero .inner{position:relative;z-index:1;max-width:840px;margin-left:0}
.post-hero h1{font-size:clamp(32px,4.4vw,52px);line-height:1.07;letter-spacing:-.045em;font-weight:800;margin:16px 0 14px}
.post-hero .dek{font-size:19px;line-height:1.55;color:var(--t2);max-width:680px;font-weight:400}
.byline{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:28px;padding-top:22px;border-top:1px solid var(--line)}
.byline .av{
  width:42px;height:42px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--navy),var(--azure));color:#fff;font-family:var(--display);font-weight:700;font-size:15px;letter-spacing:-.02em;
}
.byline .who{font-size:14.5px;color:var(--t1);font-weight:600}
.byline .who small{display:block;font-weight:400;font-size:12.5px;color:var(--t3);margin-top:1px;letter-spacing:0}
.byline .dates{margin-left:auto;font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--t3);display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.byline .dates i{font-style:normal;color:var(--line-2)}
@media (max-width:600px){.byline .dates{margin-left:0;width:100%}}
.taglist{display:flex;gap:7px;flex-wrap:wrap;margin-top:18px}

/* ═══════════════ POST LAYOUT ═══════════════ */
.post-layout{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:clamp(32px,4vw,64px);align-items:start}
@media (max-width:1080px){.post-layout{grid-template-columns:minmax(0,1fr)}}

/* table of contents */
.toc{position:sticky;top:100px;border-left:1px solid var(--line);padding-left:20px;max-height:calc(100vh - 130px);overflow-y:auto;overscroll-behavior:contain}
.toc h2{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--t3);font-weight:500;margin-bottom:14px}
/* Wide screens keep the list permanently open; the <summary> only earns its
   keep below 1080px, where the TOC collapses into a disclosure. */
.toc>summary{display:none}
.toc ol{list-style:none}
.toc li{margin-bottom:2px}
.toc li.sub{padding-left:14px}
.toc a{display:block;font-size:13.5px;line-height:1.45;color:var(--t3);padding:6px 0;transition:color .16s;border-left:2px solid transparent;margin-left:-22px;padding-left:20px}
.toc a:hover{color:var(--azure)}
.toc a.active{color:var(--navy);font-weight:600;border-left-color:var(--azure)}
.toc-share{margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}
.toc-share h2{margin-bottom:10px}
.toc-share a{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--t2);padding:7px 0}
.toc-share a:hover{color:var(--azure)}
.toc-share svg{width:15px;height:15px;flex-shrink:0}
@media (max-width:1080px){
  .toc{position:static;border-left:none;padding-left:0;border:1px solid var(--line);border-radius:var(--r-m);background:var(--card);padding:0;order:-1;margin-bottom:28px}
  .toc>summary{list-style:none;cursor:pointer;padding:16px 20px;font-family:var(--display);font-weight:600;font-size:15px;color:var(--t1);display:flex;align-items:center;gap:10px}
  .toc>summary::-webkit-details-marker{display:none}
  .toc>summary::after{content:'';margin-left:auto;width:22px;height:22px;border-radius:50%;background:var(--azure-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232159D8' stroke-width='2.6' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") center/13px no-repeat;transition:transform .2s}
  .toc[open]>summary::after{transform:rotate(180deg)}
  .toc .toc-inner{padding:0 20px 18px}
  .toc a{margin-left:0;padding-left:0;border-left:none}
  .toc a.active{border-left:none}
  .toc-share{display:none}
}
.toc-desktop-title{display:block}
@media (max-width:1080px){.toc-desktop-title{display:none}}

/* ═══════════════ PROSE ═══════════════ */
.prose{font-size:17px;line-height:1.75;color:var(--t2)}
.prose>*{max-width:760px}
/* Diagrams and wide tables read better across the whole column. */
.prose>figure,.prose>.table-wrap{max-width:none}
.prose>*+*{margin-top:22px}
.prose h2{font-size:clamp(24px,2.6vw,31px);letter-spacing:-.035em;margin-top:52px;padding-top:26px;border-top:1px solid var(--line);scroll-margin-top:96px}
.prose h2:first-child{margin-top:0;padding-top:0;border-top:none}
.prose h3{font-size:20px;margin-top:36px;scroll-margin-top:96px}
.prose h4{font-family:var(--sans);font-size:16px;font-weight:600;margin-top:28px;scroll-margin-top:96px}
.prose .anchor{opacity:0;margin-left:10px;font-weight:400;color:var(--line-2);text-decoration:none;font-size:.72em;transition:opacity .16s,color .16s}
.prose h2:hover .anchor,.prose h3:hover .anchor,.anchor:focus-visible{opacity:1}
.prose .anchor:hover{color:var(--azure)}
.prose p a:not(.ref-link),.prose li a:not(.ref-link),.prose td a{color:var(--azure);text-decoration:underline;text-underline-offset:2.5px;text-decoration-thickness:1px;text-decoration-color:rgba(33,89,216,.35);transition:text-decoration-color .16s}
.prose p a:hover,.prose li a:hover,.prose td a:hover{text-decoration-color:var(--azure)}
.prose ul,.prose ol{padding-left:1.35em}
.prose li{margin-top:9px}
.prose li::marker{color:var(--azure)}
.prose .lead{font-size:19px;line-height:1.65;color:var(--t1)}
.prose hr{border:none;border-top:1px solid var(--line);margin:44px 0}
.prose code{font-family:var(--mono);font-size:.86em;background:var(--bg-2);border:1px solid var(--line);border-radius:5px;padding:2px 6px;color:var(--t1)}
.prose pre{background:var(--ink);color:#E2E8F5;border-radius:var(--r-m);padding:20px 22px;overflow-x:auto;font-family:var(--mono);font-size:13.5px;line-height:1.6}
.prose pre code{background:none;border:none;padding:0;color:inherit;font-size:inherit}

/* pull quote */
.prose blockquote{
  border-left:3px solid var(--azure);background:linear-gradient(135deg,var(--azure-soft),#F4F0FD);
  border-radius:0 var(--r-m) var(--r-m) 0;padding:22px 26px;
}
.prose blockquote p{font-family:var(--display);font-size:19px;line-height:1.5;color:var(--navy);font-weight:600;letter-spacing:-.02em}
.prose blockquote p+p{margin-top:12px}

/* sourced quotation — lighter than the pull quote above */
.prose .quote{border-left:3px solid var(--line-2);padding:2px 0 2px 24px;margin-top:26px}
.prose .quote p{font-size:16.5px;line-height:1.72;color:var(--t1)}
.prose .quote p+p{margin-top:14px}
.prose .quote cite{display:block;margin-top:12px;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--t3);font-style:normal}

/* tables */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-m);background:var(--card);box-shadow:var(--sh-1);-webkit-overflow-scrolling:touch}
.table-wrap table{border-collapse:collapse;width:100%;min-width:480px;font-size:14.5px}
.table-wrap caption{caption-side:top;text-align:left;padding:14px 18px 0;font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--t3)}
.table-wrap th{
  background:var(--bg-2);font-family:var(--sans);font-weight:600;color:var(--t1);text-align:left;
  padding:13px 18px;border-bottom:1px solid var(--line-2);white-space:nowrap;font-size:13px;letter-spacing:.01em;
}
.table-wrap td{padding:13px 18px;border-bottom:1px solid var(--line);color:var(--t2);vertical-align:top;line-height:1.55}
.table-wrap tbody tr:last-child td{border-bottom:none}
.table-wrap tbody tr:hover td{background:#FBFCFE}
.table-wrap td strong{color:var(--t1)}
.table-wrap .num{font-family:var(--mono);font-size:13.5px;color:var(--navy);font-weight:500}
.yes,.no{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;font-size:12px;line-height:1}
.yes{background:var(--mint-soft);color:var(--mint)}
.no{background:#F1F3F7;color:#9AA5B6}

/* figures */
.prose figure{margin-top:34px}
.figure-frame{background:var(--card);border:1px solid var(--line);border-radius:var(--r-l);padding:clamp(16px,2.4vw,28px);box-shadow:var(--sh-2);overflow-x:auto;-webkit-overflow-scrolling:touch}
.figure-frame svg{display:block;height:auto;min-width:700px;width:100%}
.prose figcaption{margin-top:14px;font-size:13.5px;line-height:1.6;color:var(--t3);text-align:left}
.prose figcaption b,.prose figcaption strong{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--azure);font-weight:500;margin-right:8px}
.scroll-hint{display:none;font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--t3);margin-top:10px}
@media (max-width:760px){.scroll-hint{display:block}}

/* callouts */
.callout{border-radius:var(--r-m);padding:20px 22px;border:1px solid transparent;font-size:15.5px;line-height:1.65}
.callout>*+*{margin-top:12px}
.callout .ct{display:flex;align-items:center;gap:9px;font-family:var(--mono);font-size:10px;letter-spacing:.13em;text-transform:uppercase;font-weight:500;margin-bottom:4px}
.callout .ct svg{width:15px;height:15px;flex-shrink:0}
.callout p{font-size:15.5px}
/* Links adopt the callout's own ink so a citation inside an amber panel does
   not fight it with azure. Higher specificity than the .prose p a rule above. */
.prose .callout a[href],.prose .takeaways a[href]{color:inherit;text-decoration:underline;text-underline-offset:2.5px;text-decoration-thickness:1px;text-decoration-color:rgba(0,0,0,.28)}
.prose .callout a[href]:hover{text-decoration-color:currentColor}
.prose .takeaways a[href]{text-decoration-color:rgba(255,255,255,.45)}
.prose .takeaways a[href]:hover{text-decoration-color:#fff}
.callout.note{background:var(--azure-soft);border-color:rgba(37,99,235,.16);color:#1C3F87}
.callout.note .ct{color:var(--azure)}
.callout.note strong{color:var(--navy)}
.callout.key{background:var(--mint-soft);border-color:rgba(14,159,110,.18);color:#0A6B4B}
.callout.key .ct{color:var(--mint)}
.callout.key strong{color:#075138}
.callout.warn{background:var(--amber-soft);border-color:rgba(180,83,9,.18);color:#7C3A06}
.callout.warn .ct{color:var(--amber)}
.callout.warn strong{color:#6B3205}

/* key takeaways */
.takeaways{background:linear-gradient(135deg,var(--navy),var(--navy-2));border-radius:var(--r-l);padding:clamp(24px,2.8vw,32px);color:var(--t-inv-2)}
.takeaways h2{color:#fff;font-size:19px;margin:0 0 4px;border:none;padding:0;letter-spacing:-.025em}
.takeaways .tt{display:flex;align-items:center;gap:9px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:#7FB0FF;margin-bottom:14px;font-weight:500}
.takeaways .tt svg{width:15px;height:15px;flex-shrink:0}
.takeaways li>span{display:block}
.takeaways ul{list-style:none;padding:0;margin:0}
.takeaways li{display:flex;gap:12px;padding:11px 0;border-top:1px solid rgba(255,255,255,.1);font-size:15px;line-height:1.6;margin:0}
.takeaways li:first-child{border-top:none;padding-top:4px}
.takeaways li svg{width:16px;height:16px;color:#7FE3C0;flex-shrink:0;margin-top:4px}
.takeaways strong{color:#fff}

/* the assessment flow */
.flow{list-style:none;padding:0;counter-reset:fl;position:relative;margin-top:26px!important}
.flow li{counter-increment:fl;position:relative;padding:0 0 22px 56px;margin:0;min-height:62px}
.flow li::before{
  content:counter(fl,decimal-leading-zero);position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:11px;font-weight:500;
  background:var(--card);border:1px solid var(--line-2);color:var(--azure);z-index:1;
}
.flow li::after{content:'';position:absolute;left:17.5px;top:36px;bottom:0;width:1px;background:linear-gradient(180deg,var(--line-2),var(--line))}
.flow li:last-child{padding-bottom:0;min-height:38px}
.flow li:last-child::after{display:none}
.flow li:last-child::before{background:linear-gradient(135deg,var(--navy),var(--azure));border-color:transparent;color:#fff}
.flow b{display:block;font-family:var(--display);font-size:16.5px;color:var(--t1);letter-spacing:-.02em;padding-top:7px}
.flow span{display:block;font-size:14px;color:var(--t3);margin-top:3px;line-height:1.55}

/* footnote references */
.prose sup.ref{font-size:.68em;line-height:0;vertical-align:super;margin-left:1px}
.prose sup.ref a{
  color:var(--azure);text-decoration:none;font-family:var(--mono);font-weight:500;
  background:var(--azure-soft);border-radius:4px;padding:2px 4px;
}
.prose sup.ref a:hover{background:var(--azure);color:#fff}
.prose sup.ref+sup.ref{margin-left:3px}
.refs{list-style:none;padding:0;counter-reset:rf;font-size:14.5px}
.refs li{counter-increment:rf;display:flex;gap:13px;padding:14px 0;border-top:1px solid var(--line);line-height:1.6;margin:0}
.refs li:first-child{border-top:none}
.refs li::before{content:counter(rf);font-family:var(--mono);font-size:11px;color:var(--azure);background:var(--azure-soft);border-radius:5px;width:22px;height:22px;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px}
.refs .src{display:block;font-family:var(--mono);font-size:11px;color:var(--t3);margin-top:3px;word-break:break-word}
.refs a{color:var(--t1);font-weight:500;text-decoration:underline;text-underline-offset:2.5px;text-decoration-color:var(--line-2)}
.refs a:hover{color:var(--azure);text-decoration-color:var(--azure)}
.refs .backref{font-family:var(--mono);font-size:12px;color:var(--line-2);text-decoration:none;margin-left:4px}
.refs .backref:hover{color:var(--azure)}
:target{scroll-margin-top:96px}
.refs li:target::before{background:var(--azure);color:#fff}

/* ═══════════════ AUTHOR + POST FOOTER ═══════════════ */
.post-foot{max-width:760px;margin-top:52px;display:flex;flex-direction:column;gap:var(--gap)}
.author-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-l);padding:26px;display:flex;gap:18px;align-items:flex-start;box-shadow:var(--sh-1)}
.author-card .av{width:54px;height:54px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--navy),var(--azure));color:#fff;font-family:var(--display);font-weight:700;font-size:19px;letter-spacing:-.02em}
.author-card h2{font-size:17px;margin-bottom:3px;border:none;padding:0}
.author-card .role{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--azure);margin-bottom:10px}
.author-card p{font-size:14.5px;color:var(--t2);line-height:1.62}
.post-cta{background:linear-gradient(135deg,var(--navy),var(--azure));border-radius:var(--r-xl);padding:clamp(28px,3.4vw,42px);position:relative;overflow:hidden}
.post-cta::after{content:'';position:absolute;right:-130px;top:-170px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.12),transparent 62%);pointer-events:none}
.post-cta h2{color:#fff;font-size:clamp(23px,2.6vw,30px);letter-spacing:-.035em;position:relative;border:none;padding:0;margin:0 0 12px}
.post-cta p{color:var(--t-inv-2);max-width:520px;position:relative;margin-bottom:24px;font-size:15.5px}
.post-cta .btns{display:flex;gap:12px;flex-wrap:wrap;position:relative}
.post-nav{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;padding-top:26px;border-top:1px solid var(--line)}
.post-nav a{display:inline-flex;align-items:center;gap:9px;font-family:var(--display);font-size:15px;font-weight:600;color:var(--t1);transition:color .16s}
.post-nav a:hover{color:var(--azure)}

/* related */
.related{max-width:var(--max)}
.related h2{font-size:23px;margin-bottom:20px}

/* ═══════════════ FOOTER ═══════════════ */
footer{background:var(--ink);color:var(--t-inv-3);padding:clamp(44px,4.6vw,64px) 0 28px;margin-top:var(--sec)}
.foot{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px}
@media (max-width:820px){.foot{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.foot{grid-template-columns:1fr}}
.foot-brand .logo{color:#fff}
.foot-brand .logo-mark{color:#7FB0FF;width:31px;height:27px}
.foot-brand .logo{font-size:27px;gap:8px}
.foot-brand .logo em{color:#7FB0FF}
.foot-brand p{font-size:14px;line-height:1.7;margin-top:14px;max-width:290px;color:var(--t-inv-2)}
.foot-col h5{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--t-inv-3);margin-bottom:14px;font-weight:500}
.foot-col a{display:block;font-size:14.5px;padding:7px 0;color:var(--t-inv-2);transition:.16s}
.foot-col a:hover{color:#fff}
.foot-word{
  font-family:var(--display);font-weight:800;letter-spacing:-.055em;
  color:rgba(255,255,255,.055);font-size:clamp(72px,15.5vw,210px);line-height:.82;
  padding:8px 0 0;user-select:none;pointer-events:none;
}
.foot-btm{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;padding-top:24px;margin-top:20px;border-top:1px solid rgba(255,255,255,.1);font-family:var(--mono);font-size:12px;color:var(--t-inv-3)}

/* ═══════════════ MODAL ═══════════════ */
.modal-bg{position:fixed;inset:0;background:rgba(12,18,32,.6);backdrop-filter:blur(6px);z-index:100;display:none;align-items:center;justify-content:center;padding:22px}
.modal-bg.open{display:flex}
.modal{max-width:620px;max-height:80vh;overflow-y:auto;background:var(--card);border-radius:var(--r-l);padding:32px;box-shadow:var(--sh-3)}
.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.modal h3{font-size:24px}
.modal-close{width:34px;height:34px;border-radius:50%;background:var(--bg-2);color:var(--t2);display:flex;align-items:center;justify-content:center;font-size:18px;line-height:1}
.modal-close:hover{background:var(--line)}
.modal p{font-size:15.5px;line-height:1.7;margin-bottom:14px}

/* ═══════════════ PRINT ═══════════════ */
@media print{
  header,.toc,.post-cta,.post-nav,footer,.progress,.crumbs,.filters{display:none!important}
  body{background:#fff}
  .prose{max-width:none;font-size:11.5pt}
  .post-layout{display:block}
  .rv{opacity:1;transform:none}
  .figure-frame{box-shadow:none;break-inside:avoid}
  .table-wrap{break-inside:avoid}
}