/* =====================================================================
   ELBOUR — INSIGHTS
   Index page · reusable geometric visual system · article reading layout.
   Depends on elbour-base.css for tokens and shared components.
   ===================================================================== */

/* ---- REUSABLE GEOMETRIC VISUAL SYSTEM -----------------------------
   A restrained navy field with a faint vertical grid, one aqua
   structural line, one copper hairline and an oversized theme number.
   Echoes the structure-E monogram. Never depends on a photograph.
   Variation per surface via --gnum (the number shown) and --gx (the
   aqua line position).                                                 */
.geo{position:relative;overflow:hidden;background:
   radial-gradient(120% 140% at 82% -10%, rgba(15,124,121,.18), transparent 60%),
   linear-gradient(180deg,#0C1626 0%, #0A1320 100%)}
.geo::before{ /* faint vertical grid */
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(90deg,var(--border-d2) 0 1px,transparent 1px 33.33%);
  opacity:.6}
.geo > .geo-line{ /* single aqua structural line */
  position:absolute;top:0;bottom:0;left:var(--gx,78%);width:2px;
  background:linear-gradient(180deg,transparent,rgba(47,166,160,.55) 30%,rgba(47,166,160,.55) 70%,transparent);
  pointer-events:none}
.geo > .geo-copper{ /* one copper hairline */
  position:absolute;left:0;width:46px;height:2px;background:var(--copper);pointer-events:none}
.geo > .geo-num{ /* oversized faint theme number */
  position:absolute;right:clamp(1rem,4vw,3rem);bottom:clamp(-.4rem,-.5vw,0rem);
  font-weight:300;font-size:clamp(120px,22vw,300px);line-height:.8;letter-spacing:-.04em;
  color:rgba(242,239,230,.05);pointer-events:none;user-select:none}
.geo > .geo-mono{ /* faint structure-E echo, top-left */
  position:absolute;left:clamp(1.2rem,4vw,3rem);top:clamp(1.2rem,4vw,2.4rem);
  width:clamp(38px,5vw,60px);height:auto;opacity:.5;pointer-events:none}
.geo-mono rect{fill:#6D8194}  /* monotone: distinct from the full-colour nav brand mark */

/* ---- INSIGHTS INDEX : HERO ---------------------------------------- */
.ihero{position:relative;padding:clamp(4.5rem,12vh,8rem) 0 clamp(3.4rem,8vh,5.5rem)}
.ihero .geo-copper{top:auto;bottom:34%}
.ihero-in{position:relative;z-index:2}
.ihero .eyebrow{margin-bottom:1.2rem}
.ihero h1{font-weight:300;font-size:clamp(42px,6vw,66px);line-height:1.06;letter-spacing:-1.6px;color:var(--cream);max-width:17ch}
.ihero p{margin-top:1.6rem;font-size:clamp(15px,1.7vw,18px);line-height:1.6;color:var(--muted);font-weight:300;max-width:54ch}

/* ---- INSIGHTS INDEX : INTRO (light) ------------------------------- */
.intro{background:var(--cream);color:var(--ink);padding:clamp(3rem,7vh,5rem) 0}
.intro p{font-size:clamp(16px,1.6vw,19px);line-height:1.7;color:var(--body);font-weight:300;max-width:64ch}
.intro p + p{margin-top:1.1rem}

/* ---- INSIGHTS INDEX : FEATURED ------------------------------------ */
.feat-sec{background:var(--cream);color:var(--ink);padding:0 0 clamp(3rem,7vh,5rem)}
.feat{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(1.8rem,4vw,3.4rem);align-items:center;
  border-top:1px solid var(--border-l);padding-top:clamp(2.2rem,5vh,3.4rem)}
.feat-visual{aspect-ratio:5/4;border-radius:6px;min-height:230px}
.feat-visual .geo-num{font-size:clamp(140px,20vw,240px);color:rgba(242,239,230,.13)}
.feat-visual .geo-mono{opacity:.66;width:clamp(44px,5.7vw,69px)}
.geo-tag{position:absolute;left:clamp(1rem,3vw,1.6rem);top:clamp(1rem,3vw,1.6rem);z-index:2;font-size:10.5px;font-weight:500;letter-spacing:1.8px;text-transform:uppercase;color:var(--aqua);background:rgba(47,166,160,.10);border:1px solid rgba(47,166,160,.25);padding:.4rem .7rem;border-radius:5px}
.geo-sub{position:absolute;left:clamp(1rem,3vw,1.6rem);top:calc(clamp(1rem,3vw,1.6rem) + 2.5rem);z-index:2;font-size:9.5px;font-weight:500;letter-spacing:1.6px;text-transform:uppercase;color:rgba(242,239,230,.42)}
.feat-label{display:block;font-size:10.5px;font-weight:500;letter-spacing:1.8px;text-transform:uppercase;color:var(--teal);margin-bottom:1rem}
.feat-title{font-weight:300;font-size:clamp(28px,3.4vw,42px);line-height:1.12;letter-spacing:-.8px;color:var(--ink);max-width:18ch}
.feat-sum{margin-top:1.1rem;font-size:clamp(15px,1.5vw,17px);line-height:1.7;color:var(--body);font-weight:300;max-width:52ch}
.feat-meta{margin-top:1.4rem;font-size:12px;letter-spacing:.4px;color:var(--meta-light)}
.read-link{display:inline-flex;align-items:center;gap:.5rem;margin-top:1.5rem;font-size:13px;font-weight:500;color:var(--teal);transition:gap .18s,color .18s}
.read-link::after{content:"\2192";transition:transform .18s}
.read-link:hover{color:var(--ink)}.read-link:hover::after{transform:translateX(3px)}
.icard-foot .read-link{margin-top:0}

/* ---- INSIGHTS INDEX : ARTICLE GRID -------------------------------- */
.grid-sec{background:var(--cream);color:var(--ink);padding:clamp(2.4rem,5vh,3.4rem) 0 clamp(4rem,9vh,6.5rem)}
.grid-eyebrow{font-size:10.5px;font-weight:500;letter-spacing:2px;text-transform:uppercase;color:var(--meta-light);margin-bottom:clamp(1.6rem,3.4vh,2.4rem)}
.ilist{display:grid;grid-template-columns:1fr 1fr;gap:0 clamp(2.4rem,5vw,4rem)}
.icard{display:flex;flex-direction:column;padding:clamp(1.7rem,3.6vh,2.4rem) 0;border-top:1px solid var(--border-l)}
.icard-label{font-size:10px;font-weight:500;letter-spacing:1.6px;text-transform:uppercase;color:var(--teal);margin-bottom:.7rem}
.icard-title{font-weight:400;font-size:clamp(19px,1.9vw,23px);line-height:1.2;letter-spacing:-.4px;color:var(--ink);transition:color .18s}
.icard:hover .icard-title{color:var(--teal)}
.icard-ex{margin-top:.7rem;font-size:14px;line-height:1.65;color:var(--body);font-weight:300;flex:1}
.icard-foot{margin-top:1.1rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.icard-meta{font-size:11.5px;color:var(--meta-light);letter-spacing:.3px}
.icard a.stretch{position:absolute;inset:0}
.icard{position:relative}

/* ---- INSIGHTS INDEX : CLOSING STRIP ------------------------------- */
.closing{background:var(--navy);padding:clamp(2.8rem,6vh,4.2rem) 0}
.closing-in{display:flex;align-items:center;justify-content:space-between;gap:clamp(1.4rem,4vw,3rem);flex-wrap:wrap;
  border-top:1px solid var(--border-d2);padding-top:clamp(2.4rem,5vh,3.2rem)}
.closing h2{font-weight:300;font-size:clamp(26px,3.2vw,40px);letter-spacing:-.8px;color:var(--cream);line-height:1.1;max-width:18ch}
.closing p{margin-top:.9rem;font-size:14.5px;line-height:1.6;color:var(--muted);font-weight:300;max-width:46ch}

/* =====================================================================
   ARTICLE PAGES
   ===================================================================== */

/* reading progress */
.progress{position:fixed;top:70px;left:0;height:2px;width:0;background:var(--aqua);z-index:60;transition:width .08s linear}

/* article header (dark, geometric) */
.ahead{position:relative;padding:clamp(2.6rem,6vh,4rem) 0 clamp(2.8rem,7vh,4.6rem)}
.ahead-in{position:relative;z-index:2;max-width:880px}
.crumb{font-size:12px;letter-spacing:.4px;color:var(--muted);margin-bottom:clamp(1.6rem,4vh,2.4rem)}
.crumb a{color:var(--muted);transition:color .18s}.crumb a:hover{color:var(--aqua)}
.crumb .sep{opacity:.5;margin:0 .5rem}
.crumb .cur{color:var(--blue-grey)}
.a-label{display:block;font-size:11px;font-weight:500;letter-spacing:1.8px;text-transform:uppercase;color:var(--aqua);margin-bottom:1.1rem}
.ahead h1{font-weight:300;font-size:clamp(32px,4.4vw,52px);line-height:1.08;letter-spacing:-1.2px;color:var(--cream);max-width:20ch}
.a-standfirst{margin-top:1.4rem;font-size:clamp(16px,1.6vw,18px);line-height:1.65;color:var(--blue-grey);font-weight:300;max-width:58ch}
.a-meta{margin-top:1.6rem;font-size:12.5px;letter-spacing:.4px;color:var(--muted)}
.a-meta .dot{opacity:.5;margin:0 .5rem}

/* reading surface (light) */
.areading{background:var(--cream);color:var(--ink);padding:clamp(3rem,7vh,5.5rem) 0 clamp(2.6rem,6vh,4rem)}
.acontent{max-width:680px;margin:0 auto}
.acontent p{font-size:clamp(16.5px,1.35vw,18px);line-height:1.74;color:#1c2733;font-weight:300;max-width:64ch;margin:0 0 1.25rem}
.acontent h2{font-weight:400;font-size:clamp(22px,2.4vw,30px);line-height:1.2;letter-spacing:-.4px;color:var(--ink);margin:clamp(2rem,4vh,2.8rem) 0 .8rem}
.acontent h3{font-weight:500;font-size:clamp(21px,2.2vw,27px);line-height:1.22;letter-spacing:-.3px;color:var(--ink);margin:clamp(1.8rem,4vh,2.6rem) 0 .9rem}
.acontent h2:first-child,.acontent h3:first-child{margin-top:0}
/* EIM example detail — compact case-study labels (scoped) */
.example-detail h2{font-family:inherit;font-size:11px;font-weight:500;letter-spacing:1.6px;line-height:1.4;text-transform:uppercase;color:var(--teal);margin:clamp(1.9rem,3.6vh,2.4rem) 0 .55rem}
.example-detail h2:first-child{margin-top:0}
.acontent a{color:var(--teal);text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1px}
.acontent a:hover{color:var(--ink)}
.acontent strong{font-weight:500}
.acontent em{font-style:italic}
.acontent ul,.acontent ol{margin:0 0 1.35rem;padding-left:0;list-style:none;max-width:68ch}
.acontent li{position:relative;padding-left:1.7rem;margin-bottom:.7rem;font-size:clamp(16px,1.5vw,18px);line-height:1.7;color:#1c2733;font-weight:300}
.acontent ul li::before{content:"";position:absolute;left:.1rem;top:.6em;width:6px;height:6px;background:var(--aqua);border-radius:50%}
.acontent ol{counter-reset:li}
.acontent ol li{counter-increment:li}
.acontent ol li::before{content:counter(li);position:absolute;left:0;top:.05em;font-size:13px;font-weight:500;color:var(--teal)}
.acontent hr{border:0;height:1px;background:var(--border-l);margin:clamp(2.2rem,5vh,3.2rem) 0}

/* pull quote */
.acontent blockquote{margin:clamp(2rem,4.5vh,3rem) 0;padding:.2rem 0 .2rem 1.5rem;border-left:2px solid var(--aqua);
  font-weight:300;font-size:clamp(21px,2.4vw,28px);line-height:1.4;letter-spacing:-.4px;color:var(--ink);max-width:60ch}
.acontent blockquote p{font-size:inherit;line-height:inherit;color:inherit;margin:0;max-width:none}

/* callout (used only where a genuine practical point exists in source) */
.callout{margin:clamp(2rem,4.5vh,3rem) 0;padding:clamp(1.3rem,3vw,1.8rem) clamp(1.4rem,3vw,2rem);
  background:rgba(47,166,160,.07);border:1px solid rgba(47,166,160,.22);border-radius:6px;max-width:68ch}
.callout-l{display:block;font-size:10.5px;font-weight:500;letter-spacing:1.6px;text-transform:uppercase;color:var(--teal);margin-bottom:.6rem}
.callout p{margin:0;font-size:15.5px;line-height:1.65;color:#1c2733}

/* article footer blocks (light) */
.afoot{background:var(--cream);color:var(--ink);padding:0 0 clamp(3.4rem,8vh,5.5rem)}
.afoot-in{max-width:720px;margin:0 auto;padding-top:clamp(2rem,4.5vh,3rem);border-top:1px solid var(--border-l)}
.a-back{display:inline-flex;align-items:center;gap:.5rem;font-size:13px;font-weight:500;color:var(--teal)}
.a-back::before{content:"\2190";transition:transform .18s}.a-back:hover::before{transform:translateX(-3px)}

/* related */
.related{background:var(--cream);color:var(--ink);padding:0 0 clamp(3.4rem,8vh,5.5rem)}
.related-in{max-width:1180px;margin:0 auto;padding:0 clamp(1.6rem,5vw,3rem)}
.related-eyebrow{font-size:10.5px;font-weight:500;letter-spacing:2px;text-transform:uppercase;color:var(--meta-light);margin-bottom:clamp(1.4rem,3vh,2rem);padding-top:clamp(2.2rem,5vh,3.2rem);border-top:1px solid var(--border-l)}
.related-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 clamp(2.4rem,5vw,4rem)}
.rcard{position:relative;padding:clamp(1.4rem,3vh,2rem) 0;border-top:1px solid var(--border-l)}
.rcard:first-child,.rcard:nth-child(2){border-top:0}
.rcard-label{font-size:10px;font-weight:500;letter-spacing:1.6px;text-transform:uppercase;color:var(--teal);margin-bottom:.6rem}
.rcard-title{font-weight:400;font-size:clamp(17px,1.8vw,21px);line-height:1.22;letter-spacing:-.3px;color:var(--ink);transition:color .18s}
.rcard:hover .rcard-title{color:var(--teal)}
.rcard-meta{margin-top:.7rem;font-size:11.5px;color:var(--meta-light)}
.rcard a.stretch{position:absolute;inset:0}

/* ---- RESPONSIVE --------------------------------------------------- */
@media (max-width:860px){
  .feat{grid-template-columns:1fr;gap:1.6rem}
  .feat-visual{aspect-ratio:16/9;min-height:200px;order:-1}
}
@media (max-width:720px){
  .ilist,.related-grid{grid-template-columns:1fr}
  .icard:first-child + .icard{border-top:1px solid var(--border-l)}
  .rcard:nth-child(2){border-top:1px solid var(--border-l)}
  .progress{top:70px}
}
@media (max-width:620px){
  .closing-in{flex-direction:column;align-items:flex-start;gap:1.2rem}
  .acontent{max-width:100%}
  /* article header: remove decoration entirely so long titles never collide */
  .ahead .geo-num,.ahead .geo-mono,.ahead .geo-copper{display:none}
  .ahead .geo-line{left:auto;right:18px;opacity:.45}
  /* index hero: keep its own restrained treatment, separate from articles */
  .ihero .geo-copper{display:none}
  .ihero .geo-line{left:92%}
}
@media (prefers-reduced-motion:reduce){
  .progress{transition:none}
}

/* ---- PARTNERS page additions ---- */
.read-link.out::after{content:"\2197"}
.feat-pair{margin-top:1.3rem;padding-left:1rem;border-left:2px solid var(--aqua);font-size:clamp(15px,1.6vw,18px);line-height:1.5;color:var(--ink);font-weight:300;max-width:50ch}
.partners-close{background:var(--cream);color:var(--ink);padding:0 0 clamp(3rem,7vh,5rem)}
.partners-close .wrap{max-width:760px}
.partners-close p{font-size:clamp(15px,1.5vw,17px);line-height:1.7;color:var(--body);font-weight:300;padding-top:clamp(2rem,4.5vh,3rem);border-top:1px solid var(--border-l)}

/* ============================================================
   ROUND 2 — Insights restructure: Elbour perspectives + EIM
   ============================================================ */

/* ---- article visual (swappable slot; temporary editorial treatment) ----
   A future real image installs by replacing the inner <svg> with
   <picture><img src srcset width height alt></picture>; the figure box,
   aspect-ratio and object-fit stay, so no layout rebuild is required. */
.a-visual{position:relative;display:block;width:100%;max-width:860px;margin:0 auto clamp(2.2rem,5vh,3.4rem);
  border-radius:8px;overflow:hidden;aspect-ratio:16/7;background:var(--navy)}
.a-visual svg,.a-visual img{display:block;width:100%;height:100%;object-fit:cover}
.a-visual img{object-fit:contain;object-position:center;background:var(--navy)}
.a-visual figcaption{font-size:11.5px;color:var(--meta-light);letter-spacing:.3px;margin-top:.6rem}
@media (max-width:620px){  }

/* ---- EIM identifier + fictional flag in the article hero ---- */
.eim-id{margin-top:1.3rem;display:flex;flex-direction:column;align-items:flex-start;gap:.6rem}
.eim-id-name{font-size:13px;font-weight:500;letter-spacing:.4px;color:var(--cream)}
.eim-flag{font-size:11px;letter-spacing:.5px;color:#F4C7BB;
  background:rgba(232,85,63,.15);border:1px solid rgba(232,85,63,.42);padding:.36rem .72rem;border-radius:5px}

/* ---- trailing illustrative note inside EIM article bodies ---- */
.acontent .eim-note{margin-top:clamp(2rem,4.5vh,3rem);padding-top:1.3rem;border-top:1px solid var(--border-l);
  font-size:13px;line-height:1.6;color:var(--meta-light);font-weight:400;max-width:68ch}

/* ---- Insights index: group section headers ---- */
.isec{background:var(--cream);color:var(--ink)}
.isec-head{max-width:1180px;margin:0 auto;padding:clamp(2.6rem,6vh,4rem) clamp(1.6rem,5vw,3rem) 0}
.isec-head .eyebrow{margin-bottom:1rem}
.isec-title{font-weight:300;font-size:clamp(28px,3.6vw,44px);line-height:1.08;letter-spacing:-1px;color:var(--ink);max-width:20ch}
.isec-sub{margin-top:1rem;font-size:clamp(15px,1.5vw,17px);line-height:1.65;color:var(--body);font-weight:300;max-width:60ch}
.isec-note{margin-top:1.1rem;font-size:13px;line-height:1.6;color:var(--meta-light);font-weight:400;max-width:62ch}

/* perspective list reuses .ilist/.icard; tighten top padding when under a header */
.isec .ilist{margin-top:clamp(1.8rem,4vh,2.6rem)}
.isec--persp{padding-bottom:clamp(2.4rem,5vh,3.4rem)}

/* ---- EIM example cards (more visual; no carousel images reused) ---- */
.isec--eim{padding-bottom:clamp(4rem,9vh,6.5rem);
  background:linear-gradient(180deg,var(--cream) 0%,#EFEBE0 100%)}
.egrid{max-width:1180px;margin:clamp(1.8rem,4vh,2.6rem) auto 0;padding:0 clamp(1.6rem,5vw,3rem);
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.6rem,3.4vw,2.4rem)}
.ecard{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--border-l);
  border-radius:10px;overflow:hidden;transition:border-color .18s,transform .18s}
.ecard:hover{border-color:rgba(232,85,63,.5);transform:translateY(-2px)}
.ecard-visual{position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;background:var(--navy)}
.ecard-visual svg,.ecard-visual img{display:block;width:100%;height:100%;object-fit:cover}
.ecard-flag{position:absolute;left:.8rem;top:.8rem;z-index:2;font-size:9.5px;font-weight:500;letter-spacing:.8px;
  text-transform:uppercase;color:#fff;background:rgba(11,19,35,.42);backdrop-filter:blur(2px);
  padding:.32rem .6rem;border-radius:4px}
.ecard-body{display:flex;flex-direction:column;flex:1;padding:clamp(1.2rem,2.6vw,1.7rem)}
.ecard-fmt{font-size:10px;font-weight:500;letter-spacing:1.6px;text-transform:uppercase;color:#C8472F;margin-bottom:.6rem}
.ecard-title{font-weight:400;font-size:clamp(18px,1.9vw,22px);line-height:1.2;letter-spacing:-.4px;color:var(--ink);transition:color .18s}
.ecard:hover .ecard-title{color:#C8472F}
.ecard-sum{margin-top:.65rem;font-size:13.5px;line-height:1.6;color:var(--body);font-weight:300;flex:1}
.ecard-foot{margin-top:1.1rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.ecard-note{font-size:11px;color:var(--meta-light);letter-spacing:.2px}
.ecard .read-link{margin-top:0;color:#C8472F}
.ecard:hover .read-link{color:var(--ink)}
.ecard .read-link::after{content:"\2192"}
.ecard a.stretch{position:absolute;inset:0;z-index:3}
@media (max-width:720px){ .egrid{grid-template-columns:1fr} }

/* insights -> examples cross-link */
.xlink{padding:clamp(2rem,4.5vh,3rem) 0;border-top:1px solid var(--border-l)}
.xlink-in{display:flex;align-items:center;justify-content:space-between;gap:clamp(1rem,4vw,3rem);flex-wrap:wrap}
.xlink-h{font-size:clamp(17px,2.2vw,22px);font-weight:400;color:var(--navy);letter-spacing:-.2px;margin:.45rem 0 0;max-width:36ch;line-height:1.32}
.xlink-cta{white-space:nowrap}
@media (max-width:620px){.xlink-in{flex-direction:column;align-items:flex-start;gap:1rem}}

/* partners feature photo (Groundmark Studio) */
.feat-photo{position:relative;overflow:hidden;background-color:var(--navy)}
.feat-photo::before{content:'';position:absolute;inset:0;z-index:0;
  background-image:url('../img/sydney-opera-detail.png');
  background-image:image-set(url('../img/sydney-opera-detail.webp') type('image/webp'),url('../img/sydney-opera-detail.png') type('image/png'));
  background-size:cover;background-position:center 28%}
.feat-photo::after{content:'';position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(11,19,35,.52) 0%,rgba(11,19,35,.24) 36%,rgba(11,19,35,.54) 72%,rgba(11,19,35,.88) 100%)}
.feat-photo .geo-tag,.feat-photo .geo-sub{z-index:2}


/* Groundmark wordmark — live CSS text overlay on the Partners photo (decorative) */
.feat-photo .gm-wordmark{position:absolute;left:clamp(1rem,3vw,1.7rem);bottom:clamp(.9rem,3vw,1.5rem);z-index:2;color:var(--cream);font-family:var(--f);font-weight:300;letter-spacing:-.01em;font-size:clamp(26px,4.6vw,46px);line-height:1;text-shadow:0 1px 2px rgba(11,19,35,.4),0 2px 22px rgba(11,19,35,.55)}


/* Insights index card visual (navy frame, full artwork) */
.icard-visual{aspect-ratio:16/7;background:var(--navy);border:1px solid var(--border-l);border-radius:6px;overflow:hidden;margin-bottom:1.1rem}
.icard-visual img{width:100%;height:100%;object-fit:contain;object-position:center;display:block}