/* InflexionIQ — editorial advisory site.
   Navy bands frame the page; reading happens on cool off-white; brass marks the one thing that matters on each screen. */
:root{
  --navy:#0F1B2D; --navy-2:#16253B; --navy-3:#22324B;
  --paper:#F7F8F6; --white:#FFFFFF;
  --ink:#0F1B2D; --ink-2:#44506A; --ink-3:#6B7588;
  --line:#DCE0E4; --line-dark:#2A3A54;
  --brass:#B8935A; --brass-ink:#8A6A38; --brass-tint:#F2ECE2;
  --on-navy:#F7F8F6; --on-navy-2:#AEB8C8;
  --f-serif:"Source Serif 4",Georgia,"Times New Roman",serif;
  --f-sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --wrap:1180px;
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:90px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 var(--f-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%}
a{color:inherit}
[hidden]{display:none!important}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px;border-radius:2px}
h1,h2,h3{font-family:var(--f-serif);font-weight:600;line-height:1.14;letter-spacing:-.012em;text-wrap:balance;margin:0}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.vh,.hp{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--brass);color:var(--navy);padding:8px 14px;z-index:50}
.skip:focus{left:12px}
.eyebrow{font:500 12px/1 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--brass);margin:0 0 18px}
.eyebrow.dark{color:var(--brass-ink)}
.lede{font-size:clamp(17px,1.6vw,19px);color:var(--on-navy-2);max-width:54ch;margin:20px 0 0}

/* Masthead */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);background:var(--navy);z-index:20}
.mast{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:var(--navy);color:var(--on-navy);border-bottom:1px solid rgba(255,255,255,.06)}
.mast-in{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--on-navy)}
.brand .mark{width:30px;height:30px;flex:none}
.word{font:600 22px/1 var(--f-serif);letter-spacing:-.01em}
.word em{font-style:normal;color:var(--brass)}
.mast nav{display:flex;align-items:center;gap:clamp(14px,3vw,30px)}
.mast nav a{text-decoration:none;font-size:15px;color:var(--on-navy-2);padding:6px 0;transition:color .15s}
.mast nav a:hover,.mast nav a[aria-current="page"]{color:var(--on-navy)}
.mast nav a[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--brass)}
.mast nav .nav-cta{color:var(--navy);background:var(--brass);padding:9px 16px;border-radius:2px;font-weight:600}
.mast nav .nav-cta:hover{color:var(--navy);filter:brightness(1.08)}

/* Buttons */
.btn{display:inline-block;background:var(--brass);color:var(--navy);text-decoration:none;font-weight:600;padding:14px 22px;border-radius:2px;transition:filter .15s,transform .15s}
.btn:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;color:var(--on-navy);box-shadow:inset 0 0 0 1px var(--on-navy-2)}
.btn.ghost:hover{box-shadow:inset 0 0 0 1px var(--on-navy)}
.text-link{color:var(--brass-ink);font-weight:600;text-decoration:none}
.text-link:hover{text-decoration:underline}

/* Hero */
.hero{background:var(--navy);color:var(--on-navy);overflow:hidden}
.hero-in{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:48px;align-items:center;padding-block:clamp(56px,8vw,104px)}
.hero h1{font-size:clamp(38px,5.4vw,66px);font-weight:600}
.hero h1 span{display:block;color:var(--on-navy-2);font-weight:400;font-style:italic}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.hero-curve{width:100%;height:auto;display:block}
.hero-curve .grid line{stroke:rgba(247,248,246,.06)}
.c-line{fill:none;stroke:var(--on-navy);stroke-width:3.5;stroke-linecap:round;stroke-dasharray:700;stroke-dashoffset:700;animation:draw 2s cubic-bezier(.6,.1,.3,1) .15s forwards}
.c-tan{fill:none;stroke:var(--brass);stroke-width:1.5;stroke-dasharray:6 7;opacity:0;animation:fade .8s ease 1.5s forwards}
.c-dot{fill:var(--brass);opacity:0;animation:fade .4s ease 1.25s forwards}
.c-halo{fill:none;stroke:var(--brass);stroke-width:1.5;opacity:0;transform-origin:260px 180px;animation:pulse 2.8s ease-out 1.5s infinite}
.c-lab{font:500 13px var(--f-mono);fill:var(--brass);letter-spacing:.04em;opacity:0;animation:fade .6s ease 1.8s forwards}
.c-lab.dim{fill:var(--on-navy-2);font-size:11px;text-transform:uppercase;letter-spacing:.12em}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes fade{to{opacity:1}}
@keyframes pulse{0%{opacity:.8;transform:scale(.5)}100%{opacity:0;transform:scale(2.2)}}
@media (prefers-reduced-motion:reduce){.c-line,.c-tan,.c-dot,.c-lab{animation:none;opacity:1;stroke-dashoffset:0}.c-halo{display:none}}

/* Section heads */
.sec-head{display:flex;justify-content:space-between;align-items:baseline;gap:16px;border-bottom:1px solid var(--ink);padding-bottom:14px;margin-bottom:8px}
.sec-head h2{font-size:clamp(24px,2.6vw,30px)}
.sec-head a{font-size:14px;font-weight:600;color:var(--brass-ink);text-decoration:none;white-space:nowrap}
.sec-head a:hover{text-decoration:underline}

/* Meta line */
.meta{display:flex;flex-wrap:wrap;gap:6px 14px;margin:0;font:500 11.5px/1.4 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.meta .topic{color:var(--brass-ink)}
.meta.light{color:var(--on-navy-2)}
.meta.light .topic{color:var(--brass)}

/* Latest */
.latest{padding-block:clamp(56px,7vw,88px) 0}
.latest-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:48px;padding-top:28px}
.feature{display:flex;flex-direction:column;gap:16px;text-decoration:none;padding:36px;background:var(--white);border:1px solid var(--line);position:relative;transition:border-color .2s}
.feature::before{content:"";position:absolute;inset:-1px -1px auto;height:3px;background:var(--brass)}
.feature:hover{border-color:var(--brass)}
.feature h3{font-size:clamp(26px,2.8vw,36px)}
.feature .dek{font-size:17px;color:var(--ink-2);margin:0}
.byline-sm{font-size:14px;color:var(--ink-3);margin:0}
.feat-art{width:100%;height:auto;flex:1 1 90px;min-height:70px;max-height:170px;margin-top:8px;opacity:.85}
.more{margin-top:auto;padding-top:8px;font-weight:600;color:var(--brass-ink)}
.stack{display:flex;flex-direction:column}
.card{display:flex;flex-direction:column;gap:10px;text-decoration:none;padding:24px 0;border-bottom:1px solid var(--line);min-width:0}
.card h3{font-size:21px;transition:color .15s}
.card:hover h3{color:var(--brass-ink)}
.card .dek{margin:0;color:var(--ink-2);font-size:15px}
.card .date{margin:auto 0 0;font-size:13px;color:var(--ink-3)}
.card.row:first-child{padding-top:0}
.card.row .dek{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* Topics */
.topics{padding-block:clamp(56px,7vw,88px) 0}
.topic-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
.topic-row{display:flex;flex-direction:column;gap:10px;padding:28px 28px 28px 0;text-decoration:none;position:relative;border-bottom:1px solid var(--line)}
.topic-row+.topic-row{padding-left:28px;border-left:1px solid var(--line)}
.topic-row h3{font-size:22px}
.topic-row p{margin:0;color:var(--ink-2);font-size:15px;max-width:34ch}
.topic-row .arrow{color:var(--brass-ink);font-weight:600;transition:transform .2s}
.topic-row:hover .arrow{transform:translateX(4px)}
.topic-row:hover h3{color:var(--brass-ink)}

/* About teaser */
.about-teaser{padding-block:clamp(64px,8vw,104px)}
.about-teaser .big{font-family:var(--f-serif);font-size:clamp(22px,2.5vw,30px);line-height:1.4;max-width:34em;margin:0 0 24px;color:var(--ink)}

/* Subscribe */
.subscribe{background:var(--navy);color:var(--on-navy)}
.sub-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center;padding-block:clamp(56px,7vw,80px)}
.subscribe h2{font-size:clamp(26px,3vw,36px)}
.sub-lede{color:var(--on-navy-2);margin:14px 0 0;max-width:44ch}
.sub-form{min-width:0}
.sub-row{display:flex;gap:8px;flex-wrap:wrap}
.sub-row input{flex:1 1 240px;min-width:0;padding:15px 16px;font:inherit;color:var(--on-navy);background:var(--navy-2);border:1px solid var(--line-dark);border-radius:2px}
.sub-row input::placeholder{color:#7F8BA0}
.sub-row input:focus{border-color:var(--brass);outline:none}
.sub-row button{padding:15px 24px;font:600 15px var(--f-sans);background:var(--brass);color:var(--navy);border:0;border-radius:2px;cursor:pointer}
.sub-row button:hover{filter:brightness(1.08)}
.sub-note{font-size:13px;color:var(--on-navy-2);margin:12px 0 0}

/* Footer */
.foot{background:var(--navy);color:var(--on-navy-2);border-top:1px solid var(--line-dark)}
.foot-in{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px 32px;padding-block:32px}
.brand-sm .mark{width:24px;height:24px}.brand-sm .word{font-size:18px}
.foot nav{display:flex;flex-wrap:wrap;gap:8px 22px}
.foot nav a{font-size:14px;text-decoration:none;color:var(--on-navy-2)}
.foot nav a:hover{color:var(--on-navy)}
.fine{flex-basis:100%;margin:0;font-size:13px;color:#7F8BA0}

/* Page head (Insights, About) */
.page-head{background:var(--navy);color:var(--on-navy);padding-block:clamp(48px,6vw,80px)}
.page-head h1{font-size:clamp(34px,4.6vw,56px);max-width:18ch}
.page-head .btn{margin-top:28px}

/* Insights list */
.toolbar{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;padding-block:32px 8px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font:500 12px/1 var(--f-mono);letter-spacing:.08em;text-transform:uppercase;padding:10px 14px;border:1px solid var(--line);background:var(--white);color:var(--ink-2);border-radius:999px;cursor:pointer}
.chip:hover{border-color:var(--brass)}
.chip[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:var(--on-navy)}
.search{display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--ink-3);padding:6px 2px;color:var(--ink-3)}
.search svg{width:16px;height:16px}
.search input{border:0;background:transparent;font:inherit;color:var(--ink);width:220px;max-width:55vw;outline:none}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));column-gap:40px;padding-bottom:24px}
.grid .card{padding-block:28px}
.empty{color:var(--ink-2);padding-block:24px 48px}

/* Article */
.progress{position:fixed;left:0;right:0;top:env(safe-area-inset-top,0px);height:3px;z-index:30;pointer-events:none}
.progress span{display:block;height:100%;width:100%;background:var(--brass);transform-origin:0 50%;transform:scaleX(0)}
.art-head{background:var(--navy);color:var(--on-navy);padding-block:clamp(40px,6vw,72px) clamp(44px,6vw,80px)}
.art-head-in{max-width:820px}
.back{display:inline-block;color:var(--on-navy-2);text-decoration:none;font-size:14px;margin-bottom:32px}
.back:hover{color:var(--on-navy)}
.art-head h1{font-size:clamp(32px,4.6vw,54px);margin-top:18px}
.art-dek{font-family:var(--f-serif);font-size:clamp(19px,2vw,23px);line-height:1.45;color:var(--on-navy-2);margin:22px 0 0;max-width:46em}
.byline{display:flex;align-items:center;gap:14px;margin-top:32px;font-size:14px;color:var(--on-navy-2)}
.byline b{color:var(--on-navy);font-weight:600}
.avatar{width:44px;height:44px;flex:none;border-radius:50%;display:grid;place-items:center;background:var(--brass);color:var(--navy);font:600 15px var(--f-serif)}
.art-wrap{display:grid;grid-template-columns:200px minmax(0,1fr);gap:clamp(32px,6vw,80px);padding-block:clamp(40px,6vw,72px)}
.art-side{position:sticky;top:110px;align-self:start;display:flex;flex-direction:column;gap:32px}
.side-label{font:500 11.5px/1 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin:0 0 12px}
.toc ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;counter-reset:t}
.toc li{counter-increment:t;display:flex;gap:10px;font-size:14px;line-height:1.4}
.toc li::before{content:counter(t);font:500 11px/1.6 var(--f-mono);color:var(--brass-ink)}
.toc a{color:var(--ink-2);text-decoration:none}
.toc a:hover,.toc a.on{color:var(--ink)}
.toc a.on{font-weight:600}

/* Prose */
.prose{max-width:680px;font-family:var(--f-serif);font-size:20px;line-height:1.7;color:#1C2638;min-width:0}
.prose>p:first-child::first-letter{float:left;font-size:4.1em;line-height:.82;font-weight:600;padding:6px 10px 0 0;color:var(--navy)}
.prose p{margin:0 0 1.15em}
.prose h2{font-size:clamp(25px,2.6vw,30px);margin:1.9em 0 .6em;color:var(--ink)}
.prose a{color:var(--brass-ink);text-decoration-thickness:1px;text-underline-offset:3px}
.prose strong{font-weight:600;color:var(--ink)}
.prose ul,.prose ol{padding-left:1.1em;margin:0 0 1.2em}
.prose li{margin-bottom:.55em;padding-left:.2em}
.prose li::marker{color:var(--brass)}
.prose blockquote{margin:1.8em 0;padding:0 0 0 28px;border-left:2px solid var(--brass);font-size:1.3em;line-height:1.38;font-style:italic;color:var(--navy)}
.prose blockquote p{margin:0}
.prose figure.chart{margin:2em 0;padding:24px;background:var(--white);border:1px solid var(--line);font-family:var(--f-sans)}
.prose figure.chart svg{display:block;width:100%;height:auto}
.prose figcaption{font-size:14px;line-height:1.5;color:var(--ink-3);margin-top:12px}
.prose .callout{background:var(--brass-tint);padding:22px 24px;margin:1.8em 0;font-family:var(--f-sans);font-size:16px;line-height:1.6;color:var(--ink)}
.prose .callout .label{display:block;font:500 11.5px/1 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--brass-ink);margin-bottom:10px}
.about-body{padding-block:clamp(48px,6vw,80px)}
.about-body .prose>p:first-child::first-letter{all:unset}

/* Share */
.share{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--f-sans)}
.share-label{font:500 11.5px/1 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin-right:4px}
.sh{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;font:500 14px/1 var(--f-sans);color:var(--ink);background:var(--white);border:1px solid var(--line);border-radius:2px;text-decoration:none;cursor:pointer;transition:border-color .15s,color .15s}
.prose .sh{color:var(--ink);text-decoration:none}
.sh svg{width:16px;height:16px;flex:none}
.sh:hover{border-color:var(--navy)}
.sh.copied{border-color:var(--brass);color:var(--brass-ink)}
.share.vertical{flex-direction:column;align-items:stretch}
.share.vertical .share-label{margin:0 0 4px}
.end-share{margin-top:2.4em;padding:28px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.end-share p{font-family:var(--f-sans);font-size:15px;color:var(--ink-2);margin:0 0 14px}
.end-share .share-label{display:none}
.author-box{display:flex;gap:18px;margin-top:36px;font-family:var(--f-sans);font-size:15px;line-height:1.55;color:var(--ink-2)}
.author-box b{display:block;color:var(--ink);font-size:16px}
.author-box span:not(.avatar){display:block;font-size:13px;color:var(--ink-3);margin-bottom:8px}
.author-box p{margin:0}
.related{padding-block:24px 64px}

/* Responsive */
@media (max-width:960px){
  .hero-in,.latest-grid,.sub-in{grid-template-columns:1fr}
  .hero-art{max-width:520px}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .topic-list{grid-template-columns:1fr}
  .topic-row,.topic-row+.topic-row{padding:24px 0;border-left:0}
  .art-wrap{grid-template-columns:1fr}
  .art-side{position:static;order:2}
  .art-side .toc{display:none}
  .art-side .share.vertical{display:none}
}
@media (max-width:620px){
  .grid{grid-template-columns:1fr}
  .feature{padding:26px 22px}
  .mast nav{gap:16px}
  .word{font-size:20px}
  .prose{font-size:18.5px}
  .hero-art{margin-top:-8px}
  .sec-head{flex-wrap:wrap}
}
@media (max-width:440px){.mast nav .nav-cta{display:none}}