/* Sunburst Studio blog pages. Header, footer, fonts and the closing CTA come from site.css
   (the main site's own styles); this file covers the blog itself. */
[hidden]{display:none!important}
:root{--tint:#f2f8ff;--card-shadow:0 4px 20px rgba(26,79,214,.06);--lift:0 2px 6px rgba(15,40,80,.05),0 30px 60px -24px rgba(15,40,110,.32);--ease:cubic-bezier(.2,.8,.2,1)}
img{max-width:100%}
nav img,.f-brand img,.mm-top img{max-width:none}
.wrap{max-width:none;width:min(1180px,100% - 48px);margin:0 auto}
.skip{position:absolute;left:-999px;top:10px;z-index:3100;background:#0d2a63;color:#fff;padding:10px 16px;border-radius:10px;font-weight:600}
.skip:focus{left:16px}
.progress{position:fixed;top:0;left:0;height:4px;width:100%;z-index:1000;transform-origin:0 50%;transform:scaleX(0);background:var(--flow);background-size:300% 100%;animation:flow 11s linear infinite;pointer-events:none}

/* ---------- hero: the main site's mesh ---------- */
.hero{position:relative;overflow:hidden;isolation:isolate;background:#123a92;color:#fff;text-align:center;padding:210px 0 190px}
.hero--post{padding:190px 0 220px}
.hero .mesh{z-index:0}
.hero-vid{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(8,26,74,.42) 0%,rgba(8,26,74,.1) 45%,rgba(8,26,74,.55) 100%)}
.hero-in{position:relative;z-index:2;max-width:980px}
.hero .eyebrow{color:rgba(255,255,255,.82);text-shadow:0 2px 18px rgba(4,20,60,.4);margin-bottom:1.3rem}
.hero .eyebrow a{color:inherit;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.35);transition:border-color .2s,color .2s}
.hero .eyebrow a:hover{color:#fff;border-color:#fff}
.hero-title{font-family:var(--disp);font-weight:800;letter-spacing:-.035em;font-size:clamp(3rem,8.4vw,6.6rem);line-height:.98;text-shadow:0 4px 52px rgba(4,20,60,.45)}
.post-title{font-family:var(--disp);font-weight:800;letter-spacing:-.035em;font-size:clamp(2.3rem,5.4vw,4.4rem);line-height:1.04;text-shadow:0 4px 52px rgba(4,20,60,.45);text-wrap:balance;max-width:20ch;margin:0 auto}
.hero .g{font-weight:800;filter:drop-shadow(0 3px 18px rgba(4,20,60,.45))}
.hero .g-light{background-image:linear-gradient(90deg,#ffd27a,#f5a623,#f4682a,#ffb347,#ffd27a)}
.hero-sub{margin:1.5rem auto 0;max-width:640px;font-family:var(--disp);font-weight:500;font-size:clamp(1.05rem,2vw,1.35rem);line-height:1.55;color:rgba(255,255,255,.9);text-shadow:0 2px 26px rgba(4,20,60,.5);text-wrap:pretty}
.hero .abtn{margin-top:2.2rem}
.hero-in>*{opacity:0;filter:blur(18px);transform:translateY(20px);animation:heroIn 1.05s cubic-bezier(.16,.9,.3,1) forwards}
.hero-in>*:nth-child(1){animation-delay:.25s}.hero-in>*:nth-child(2){animation-delay:.45s}.hero-in>*:nth-child(3){animation-delay:.85s}.hero-in>*:nth-child(4){animation-delay:1.1s}
@keyframes heroIn{to{opacity:1;filter:blur(0);transform:none}}
.byline{display:inline-flex;align-items:center;gap:14px;margin-top:2rem;padding:8px 18px 8px 8px;border-radius:50px;background:rgba(24,48,98,.36);backdrop-filter:blur(22px) saturate(170%);-webkit-backdrop-filter:blur(22px) saturate(170%);border:1px solid rgba(255,255,255,.24);text-align:left}
.av{width:46px;height:46px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-family:var(--disp);font-weight:800;font-size:16px;color:#fff;background:conic-gradient(from 200deg,#f5a623,#f4682a,#3baeea,#1a4fd6,#2fc4a8,#f5a623)}
.av.big{width:66px;height:66px;font-size:22px;box-shadow:0 0 0 4px #fff,0 10px 26px -8px rgba(26,79,214,.5)}
.byline strong{display:block;font-family:var(--disp);font-size:15px;font-weight:700}
.meta{display:flex;align-items:center;gap:9px;font-size:.88rem;color:var(--muted);flex-wrap:wrap}
.meta.light{color:rgba(255,255,255,.75)}
.dot{width:4px;height:4px;border-radius:50%;background:currentColor;opacity:.6}
.preview-bar{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:1100;background:var(--amber);color:#08203f;font-family:var(--disp);font-weight:800;font-size:14px;padding:11px 20px;border-radius:50px;box-shadow:0 12px 30px -10px rgba(0,0,0,.4)}

/* ---------- buttons ---------- */
.btn-outline{display:inline-flex;align-items:center;gap:9px;font-family:var(--disp);font-weight:700;font-size:1rem;color:var(--navy);background:#fff;border:2px solid var(--line);padding:.95rem 2.2rem;border-radius:50px;cursor:pointer;transition:border-color .25s,transform .3s cubic-bezier(.34,1.45,.5,1),box-shadow .25s}
.btn-outline:hover{border-color:var(--navy);transform:translateY(-2px);box-shadow:0 12px 30px -12px rgba(26,79,214,.5)}

/* ---------- index ---------- */
.index{position:relative;padding-bottom:7rem}
.featured{margin-top:-110px;position:relative;z-index:3}
.filters{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;margin:5rem 0 2rem}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.fchip{position:relative;font-family:var(--disp);font-size:.95rem;font-weight:600;color:#33527d;text-decoration:none;padding:.7rem 1.3rem;border-radius:30px;background:#f4f8fe;border:1px solid var(--line);transition:color .2s,transform .25s var(--ease),border-color .2s}
.fchip:hover{color:var(--navy);border-color:#b9d1f2;transform:translateY(-1px)}
.fchip.on{color:#fff;border-color:transparent;background:var(--flow);background-size:300% 100%;animation:flow 11s linear infinite;box-shadow:0 10px 24px -10px rgba(26,79,214,.6)}
.search{display:flex;align-items:center;gap:10px;padding:0 1.2rem;height:50px;border-radius:30px;background:#fff;border:1.5px solid var(--line);min-width:min(320px,100%);transition:border-color .2s,box-shadow .2s}
.search:focus-within{border-color:var(--sky);box-shadow:0 0 0 5px rgba(59,174,234,.14)}
.search svg{width:18px;height:18px;color:var(--muted);flex-shrink:0;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.search input{border:none;outline:none;font:inherit;font-size:1rem;width:100%;background:none;color:var(--ink)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem}
.card{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--card-shadow);overflow:hidden;isolation:isolate;transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .3s}
.card::before{content:'';position:absolute;inset:-1px;border-radius:inherit;padding:2px;background:radial-gradient(380px circle at var(--mx,50%) var(--my,0%),#3baeea,#2fc4a8 25%,#f5a623 45%,transparent 70%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .35s;z-index:4;pointer-events:none}
.card:hover{transform:translateY(-8px);box-shadow:var(--lift);border-color:transparent}
.card:hover::before{opacity:1}
.card-link{position:absolute;inset:0;z-index:5;border-radius:inherit}
.card-link:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
.card-img{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#e6f1fc,#fff4e1)}
.card-img img{width:100%;height:100%;object-fit:cover;display:block;background:center/cover no-repeat;transition:transform .9s var(--ease)}
.card:hover .card-img img{transform:scale(1.06)}
.card-art{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#fff;background:#123a92;overflow:hidden}
.card-art::before{content:'';position:absolute;inset:-30%;background:radial-gradient(circle at 25% 30%,#3baeea,transparent 45%),radial-gradient(circle at 75% 25%,#1a4fd6,transparent 50%),radial-gradient(circle at 60% 80%,#f5a623,transparent 45%),radial-gradient(circle at 20% 85%,#2fc4a8,transparent 40%);filter:blur(20px);animation:drift2 24s ease-in-out infinite}
.card-art svg{position:relative;width:64px;height:64px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;filter:drop-shadow(0 4px 16px rgba(4,20,60,.4));transition:transform 1.2s var(--ease)}
.card:hover .card-art svg{transform:rotate(90deg) scale(1.1)}
.card-body{padding:1.5rem 1.6rem 1.6rem;display:flex;flex-direction:column;flex:1}
.chip{align-self:flex-start;font-family:var(--disp);font-size:.72rem;font-weight:800;letter-spacing:.13em;text-transform:uppercase;color:#2478c9;margin-bottom:.8rem}
.card-title{font-family:var(--disp);font-size:1.32rem;font-weight:800;letter-spacing:-.025em;line-height:1.28;color:var(--ink);margin-bottom:.6rem;text-wrap:balance}
.card-ex{font-size:.98rem;line-height:1.7;color:var(--muted);margin-bottom:1.1rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card .meta{margin-top:auto}
.card--big{display:grid;grid-template-columns:1.25fr 1fr;border-radius:30px;border:none;box-shadow:0 2px 6px rgba(15,40,80,.06),0 50px 90px -36px rgba(8,26,74,.55)}
.card--big .card-img{aspect-ratio:auto;min-height:440px}
.card--big .card-body{padding:3rem 2.8rem;justify-content:center}
.card--big .card-title{font-size:clamp(1.8rem,3vw,2.6rem);line-height:1.1;margin-bottom:1rem}
.card--big .card-ex{font-size:1.08rem;-webkit-line-clamp:4}
.card--big .meta{margin-top:0}
.read-more{display:inline-flex;align-items:center;gap:8px;margin-top:1.6rem;font-family:var(--disp);font-weight:800;color:var(--navy);font-size:1rem}
.read-more svg,.abtn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;transition:transform .3s var(--ease)}
.card:hover .read-more svg{transform:translateX(6px)}
.card.gone{display:none}
.empty{text-align:center;color:var(--muted);padding:40px 0}
.more-wrap{display:flex;justify-content:center;margin-top:3rem}
.empty-state{margin-top:-90px;position:relative;z-index:3;background:#fff;border-radius:30px;box-shadow:var(--lift);padding:4.5rem 2rem;text-align:center}
.empty-state .card-art{position:relative;width:110px;height:110px;margin:0 auto 1.4rem;border-radius:30px}
.empty-state h2{font-family:var(--disp);font-size:1.9rem;letter-spacing:-.03em;margin-bottom:.5rem}
.empty-state p{color:var(--muted)}

/* ---------- post ---------- */
.post{padding-bottom:6rem}
.cover{margin:-140px auto 0;position:relative;z-index:3;max-width:1100px}
.cover .sb-zoom{display:block;width:100%;border:none;padding:0;background:none;cursor:zoom-in;border-radius:28px}
.cover img{display:block;width:100%;height:auto;max-height:640px;object-fit:cover;border-radius:28px;background:#dce8f7 center/cover no-repeat;box-shadow:0 2px 6px rgba(15,40,80,.06),0 50px 100px -40px rgba(8,26,74,.6)}
.post-grid{display:grid;grid-template-columns:230px minmax(0,720px);gap:70px;justify-content:center;margin-top:4.5rem}
.post-grid.no-toc{grid-template-columns:minmax(0,720px)}
.post-grid.no-toc .post-side{display:none}
.post>.post-grid:first-child{margin-top:-80px;position:relative;z-index:3;background:#fff;border-radius:28px 28px 0 0;padding:3.5rem 2rem 0}
.post-side{position:relative}
.post-side>*{position:sticky;top:118px}
.toc{border-left:2px solid var(--line);padding-left:4px;max-height:calc(100vh - 240px);overflow-y:auto}
.toc-h{font-family:var(--disp);font-size:.78rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin:0 0 .8rem 1rem}
.toc ol{list-style:none}
.toc a{position:relative;display:block;padding:.45rem .6rem .45rem 1rem;font-size:.92rem;line-height:1.4;color:var(--muted);text-decoration:none;border-radius:0 10px 10px 0;transition:color .2s,background .2s}
.toc a::before{content:'';position:absolute;left:-6px;top:6px;bottom:6px;width:2px;border-radius:2px;background:transparent;transition:background .3s}
.toc li.l3 a{padding-left:1.9rem;font-size:.86rem}
.toc a:hover{color:var(--ink);background:var(--tint)}
.toc a.on{color:var(--navy);font-weight:600}
.toc a.on::before{background:linear-gradient(180deg,#3baeea,#1a4fd6)}
.post-side .share{margin-top:1.8rem;padding-left:1.1rem;position:static}
.share{display:flex;gap:8px;flex-wrap:wrap}
.share-btn{position:relative;width:44px;height:44px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:#f4f8fe;border:1px solid var(--line);color:#33527d;cursor:pointer;text-decoration:none;transition:transform .25s var(--ease),background .2s,color .2s,border-color .2s}
.share-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.share-btn:hover{transform:translateY(-3px);background:var(--navy);border-color:var(--navy);color:#fff}
.share-tip{position:absolute;bottom:calc(100% + 8px);left:50%;transform:translateX(-50%);font-size:12px;font-weight:600;white-space:nowrap;background:#0d2a63;color:#fff;padding:5px 9px;border-radius:8px;opacity:0;pointer-events:none;transition:opacity .2s}
.share-btn:hover .share-tip,.share-btn.copied .share-tip{opacity:1}
.post-body .sb-fig--wide{margin-left:-90px;margin-right:-90px}
.post-body .sb-fig--full{width:min(1180px,100vw - 48px);margin-left:50%;transform:translateX(-50%)}
.post-grid:not(.no-toc) .post-body .sb-fig--full{margin-left:calc(50% - 150px)}
.post-grid:not(.no-toc) .post-body .sb-fig--wide{margin-left:-60px;margin-right:-60px}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:2.4em}
.tags span{font-size:.88rem;font-weight:500;color:#33527d;background:#f4f8fe;border:1px solid var(--line);padding:.4rem .9rem;border-radius:30px}
.author{display:flex;gap:20px;align-items:center;margin-top:3em;padding:1.8rem;border-radius:24px;background:linear-gradient(135deg,#f2f8ff,#fff8ee);border:1px solid var(--line)}
.author p{margin:0}
.author-k{font-family:var(--disp);font-size:.74rem!important;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.author-n{font-family:var(--disp);font-size:1.35rem!important;font-weight:800;letter-spacing:-.02em;color:var(--ink);line-height:1.3!important}
.author-r{font-size:.98rem!important;line-height:1.6!important;color:#40587c;margin-top:4px!important}
.share-row{display:none;margin-top:2em}
.related{background:var(--tint);padding:6rem 0 6.5rem}
.sec-title{font-family:var(--disp);font-size:clamp(2rem,4.2vw,3rem);font-weight:700;letter-spacing:-.028em;margin-bottom:2.2rem;text-align:center}

/* the main site's closing CTA, with a little extra light */
#acta{overflow:hidden;isolation:isolate}
#acta::before{content:'';position:absolute;inset:-40% -10%;z-index:-1;background:radial-gradient(circle at 20% 30%,rgba(59,174,234,.55),transparent 40%),radial-gradient(circle at 80% 70%,rgba(245,166,35,.35),transparent 40%);filter:blur(40px);animation:drift1 26s ease-in-out infinite}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:2600;background:rgba(7,15,40,.92);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;padding:30px;cursor:zoom-out;animation:fadeIn .25s}
.lightbox img{max-width:100%;max-height:100%;border-radius:14px;box-shadow:0 30px 80px rgba(0,0,0,.5);animation:zoomIn .35s var(--ease)}
.lb-x{position:absolute;top:18px;right:18px;width:48px;height:48px;border-radius:14px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.1);color:#fff;font-size:26px;cursor:pointer}
@keyframes fadeIn{from{opacity:0}}
@keyframes zoomIn{from{opacity:0;transform:scale(.94)}}

/* scroll reveal */
.js .reveal{opacity:0;transform:translateY(34px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:var(--d,0ms)}
.js .reveal.in{opacity:1;transform:none}

@media (max-width:1100px){
  .post-grid{grid-template-columns:minmax(0,720px);gap:0}
  .post-side{order:-1;margin-bottom:2rem}
  .post-side>*{position:static}
  .post-side .share{display:none}
  .toc{border:1px solid var(--line);border-radius:18px;padding:1.1rem .9rem .7rem;max-height:none;background:#fff}
  .toc-h{margin-left:.4rem;cursor:pointer;display:flex;justify-content:space-between;align-items:center}
  .toc-h::after{content:'+';font-size:20px;font-weight:500;color:var(--navy)}
  .toc.open .toc-h::after{content:'\2212'}
  .toc ol{display:none}
  .toc.open ol{display:block}
  .toc a::before{display:none}
  .share-row{display:block}
  .post-body .sb-fig--wide,.post-grid:not(.no-toc) .post-body .sb-fig--wide{margin-left:0;margin-right:0}
  .post-body .sb-fig--full,.post-grid:not(.no-toc) .post-body .sb-fig--full{width:100%;margin-left:0;transform:none}
  .grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .card--big{grid-template-columns:1fr}
  .card--big .card-img{min-height:0;aspect-ratio:16/9}
  .card--big .card-body{padding:2rem 1.6rem 2.2rem}
}
@media (max-width:640px){
  .wrap{width:calc(100% - 32px)}
  .hero{padding:150px 0 140px}
  .hero--post{padding:140px 0 150px}
  .byline{padding-right:14px}
  .grid{grid-template-columns:1fr;gap:1.3rem}
  .featured{margin-top:-80px}
  .filters{margin-top:3rem}
  .search{width:100%}
  .chips{flex-wrap:nowrap;overflow-x:auto;margin:0 -16px;padding:4px 16px;scrollbar-width:none}
  .chips::-webkit-scrollbar{display:none}
  .fchip{white-space:nowrap}
  .cover{margin-top:-90px}
  .cover img{border-radius:20px}
  .post-grid{margin-top:2.5rem}
  .post>.post-grid:first-child{padding:2.5rem 1.2rem 0}
  .author{flex-direction:column;align-items:flex-start;padding:1.4rem}
  .related{padding:4.5rem 0 5rem}
}
@media (prefers-reduced-motion:reduce){
  .hero-in>*{opacity:1;filter:none;transform:none;animation:none}
  .js .reveal{opacity:1;transform:none;transition:none}
}