:root{
  --paper:#f3f0ed; --ink:#16181d; --muted:#5a5f66; --line:#dcd6cf;
  --blu:#6699cc; --ylw:#ffcc00; --ink-fixed:#16181d; --bone-fixed:#f3f0ed;
  --accent:#3d6fa3; --accent-fill:#6699cc; --accent-soft:#e6eef7;
  --card:#fbfaf8; --shadow:0 1px 2px rgba(22,24,29,.05),0 8px 24px rgba(22,24,29,.07);
  --max:1120px; --r:10px;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  --display:"Bebas Neue","Oswald","Haettenschweiler","Arial Narrow",sans-serif;
  --serif:var(--display);
}
@media (prefers-color-scheme:dark){
  :root{--paper:#16181d;--ink:#f3f0ed;--muted:#9aa0a8;--line:#2b2f36;
  --blu:#6699cc;--ylw:#ffcc00;--ink-fixed:#16181d;--bone-fixed:#f3f0ed;
  --accent:#8ab4e0;--accent-fill:#6699cc;--accent-soft:#1c2029;
  --card:#1c1f26;--shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.35);}
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
/* nav */
.nav{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--ink-fixed) 94%,transparent);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid rgba(243,240,237,.10)}
.nav .wrap{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}
.brand .bulb{width:23px;height:34px;flex:none;background:var(--ylw);
  -webkit-mask:url(img/ideabulb.svg) center/contain no-repeat;mask:url(img/ideabulb.svg) center/contain no-repeat}
.brand .name{font-family:var(--display);font-weight:400;font-size:31px;line-height:1;letter-spacing:.025em;color:var(--bone-fixed);padding-top:2px}

.nav nav{margin-left:auto;display:flex;align-items:center;gap:22px}
.nav nav a{text-decoration:none;color:rgba(243,240,237,.70);font-size:15px;font-weight:500}
.nav nav a:hover,.nav nav a[aria-current]{color:var(--bone-fixed)}
.nav nav a.btn{background:var(--bone-fixed);color:var(--ink-fixed);border-color:var(--bone-fixed)}
.nav nav a.btn:hover{color:var(--ink-fixed);opacity:.88}
.btn{display:inline-block;background:var(--ink);color:var(--paper);padding:10px 18px;border-radius:999px;text-decoration:none;font-weight:600;font-size:15px;border:1px solid var(--ink)}
.btn:hover{opacity:.9}
.btn.ghost{background:transparent;color:var(--ink)}
.navtoggle{display:none}
/* hero */
.hero{padding:96px 0 40px}
.heroline{display:flex;align-items:flex-start;gap:clamp(18px,2.6vw,34px)}
.heroline h1{margin-top:0}
.herobulb{flex:none;width:clamp(52px,7.2vw,96px);height:clamp(76px,10.5vw,140px);margin-top:.06em;
  background:var(--blu);
  -webkit-mask:url(img/ideabulb.svg) center/contain no-repeat;mask:url(img/ideabulb.svg) center/contain no-repeat}
h1{font-family:var(--display);font-weight:400;font-size:clamp(46px,7.2vw,88px);line-height:.95;letter-spacing:.005em;margin:0 0 22px;max-width:none}
.hero p.lede{font-size:clamp(17px,2.05vw,20px);color:var(--muted);max-width:66ch;margin:0 0 28px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;background:var(--ink-fixed);border-radius:12px;padding:32px 28px;margin:48px 0 0;border:1px solid var(--ink-fixed);box-shadow:inset 0 0 0 1px rgba(243,240,237,.09)}
.stats div{padding:0 8px}
.stats b{display:block;color:var(--ylw);font-family:var(--display);font-weight:400;font-size:clamp(34px,4.6vw,50px);letter-spacing:.015em;line-height:1}
.stats span{display:block;color:rgba(243,240,237,.66);font-size:14px;margin-top:8px;max-width:22ch;line-height:1.45}
/* sections */
section{padding:60px 0}
h2{font-family:var(--display);font-weight:400;font-size:clamp(32px,4.4vw,50px);letter-spacing:.01em;line-height:1.02;margin:0 0 10px}
h3{font-family:var(--display);font-weight:400;font-size:27px;margin:34px 0 10px;letter-spacing:.02em;line-height:1.1}
.sub{color:var(--muted);margin:0 0 28px;max-width:70ch;font-size:17px}
p{max-width:72ch}
.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:700;margin:0 0 12px}
.eyebrow::before{content:"";display:inline-block;width:18px;height:3px;background:var(--ylw);vertical-align:middle;margin-right:9px;border-radius:2px}
/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;display:flex;flex-direction:column;box-shadow:var(--shadow);transition:transform .18s ease,box-shadow .18s ease}
.card:hover{transform:translateY(-3px);border-color:var(--accent-fill);box-shadow:0 2px 4px rgba(22,24,29,.08),0 16px 40px rgba(22,24,29,.12)}
.card .ph{aspect-ratio:16/9;background:var(--accent-soft);overflow:hidden}
.card .ph img{width:100%;height:100%;object-fit:cover}
.card .body{padding:18px 20px 22px}
.card h3{margin:0 0 6px;font-size:25px;letter-spacing:.02em}
.card p{margin:0;color:var(--muted);font-size:15px}
.card .more{margin-top:12px;color:var(--accent);font-weight:600;font-size:14px}
/* figures */
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
figure{margin:0}
figure img{border-radius:8px;border:1px solid var(--line);background:var(--card)}
figcaption{color:var(--muted);font-size:13.5px;margin-top:8px;line-height:1.45}
.poster figure img{aspect-ratio:2/3;object-fit:cover}
/* facts */
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:2px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin:32px 0 8px}
.facts div{background:var(--paper);padding:16px 18px}
.facts dt{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700;margin:0 0 4px}
.facts dd{margin:0;font-size:15px}
/* quotes */
blockquote{margin:0;padding:22px 24px;background:var(--card);border:1px solid var(--line);border-left:3px solid var(--ylw);border-radius:var(--r);font-size:16.5px}
blockquote cite{display:block;margin-top:10px;font-style:normal;color:var(--muted);font-size:14px}
/* about */
.split{display:grid;grid-template-columns:280px 1fr;gap:36px;align-items:start}
.split img{border-radius:var(--r);border:1px solid var(--line)}
.bulbcard{display:grid;place-items:center;aspect-ratio:1/1;background:var(--ink-fixed);border:1px solid var(--ink-fixed);border-radius:var(--r)}
.bulbcard .bulb{width:44%;height:64%;background:var(--ylw);
  -webkit-mask:url(img/ideabulb.svg) center/contain no-repeat;mask:url(img/ideabulb.svg) center/contain no-repeat}
/* cta band */
.band{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.band h2{margin-bottom:10px}
/* footer */
footer{padding:40px 0 60px;color:var(--muted);font-size:14.5px;border-top:1px solid var(--line);margin-top:20px}
footer a{color:var(--muted)}
footer .row{display:flex;gap:18px;flex-wrap:wrap;align-items:center}
footer .row .sp{margin-left:auto}
/* misc */
.tag{display:inline-block;font-size:12.5px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:3px 10px;margin:0 6px 6px 0}
.note{background:var(--accent-soft);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;font-size:15px;color:var(--ink)}
.backlink{display:inline-block;margin-bottom:18px;color:var(--muted);text-decoration:none;font-size:14.5px}
.backlink:hover{color:var(--ink)}
ul.clean{padding-left:20px}
ul.clean li{margin-bottom:8px;max-width:72ch}
@media (max-width:760px){
  .stats{grid-template-columns:repeat(2,1fr);gap:22px;padding:26px 22px}
  .split{grid-template-columns:1fr}
  .nav nav{gap:14px}
  .nav nav a.hide-sm{display:none}
  body{font-size:16px}
  .hero{padding:56px 0 24px}
  .heroline{flex-direction:column;gap:14px}
  h1 br.hbr{display:none}
  .herobulb{width:56px;height:82px}
}

/* focus + a11y */
a:focus-visible,.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
/* print */
@media print{.nav,.cta,footer .row a{display:none}body{background:#fff;color:#000}}
/* masonry for mixed-aspect art grids */
.masonry{column-count:4;column-gap:20px}
.masonry figure{break-inside:avoid;margin:0 0 20px}
@media (max-width:1000px){.masonry{column-count:3}}
@media (max-width:760px){.masonry{column-count:2}}
@media (max-width:460px){.masonry{column-count:1}}

/* header inverts against the page: dark header on light, light header on dark */
@media (prefers-color-scheme:dark){
  .nav{background:color-mix(in srgb,var(--bone-fixed) 94%,transparent);border-bottom:1px solid rgba(22,24,29,.12)}
  .nav nav a{color:rgba(22,24,29,.66)}
  .nav nav a:hover,.nav nav a[aria-current]{color:var(--ink-fixed)}
  .nav nav a.btn{background:var(--ink-fixed);color:var(--bone-fixed);border-color:var(--ink-fixed)}
  .nav nav a.btn:hover{color:var(--bone-fixed);opacity:.88}
  .brand .bulb{background:var(--blu)}
  .brand .name{color:var(--ink-fixed)}
  .bulbcard{background:var(--bone-fixed);border-color:var(--bone-fixed)}
  .bulbcard .bulb{background:var(--blu)}
  .herobulb{background:var(--ylw)}
}