:root{--void:#0d322e;--base:#1a2029;--card-bg:#161b22;--border:rgba(218,177,86,0.22);--hair:rgba(234,250,244,0.08);--border-c:rgba(218,177,86,0.45);--c:#dab156;--c-bright:#f0cf7a;--c-10:rgba(218,177,86,0.10);--c-20:rgba(218,177,86,0.25);--c-glow:rgba(218,177,86,0.14);--t1:#eafaf4;--t2:#c5d0cb;--t3:#97a3b0;--display:'Prata', Georgia, 'Times New Roman', serif;--body:'Newsreader', Georgia, 'Times New Roman', serif;--mono:'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;--w:1160px;--ease:cubic-bezier(.16,1,.3,1);--r:18px;--r-btn:14px;--shadow-card:0 18px 40px -14px rgba(0,0,0,0.5);}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;color-scheme:dark;}
body{font-family:var(--body);background:linear-gradient(160deg,#0f3a35 0%,#124440 55%,#0d322e 100%) fixed;color:var(--t1);line-height:1.65;font-size:18px;overflow-x:hidden;}
a{color:var(--c);text-decoration:none;transition:opacity .2s;}a:hover{opacity:.75;}::selection{background:var(--c-10);}
nav{position:fixed;top:0;left:0;right:0;z-index:900;border-bottom:1px solid var(--border);}
.nb{position:absolute;inset:0;background:rgba(13,32,29,0.85);backdrop-filter:blur(28px) saturate(1.2);-webkit-backdrop-filter:blur(28px) saturate(1.2);}
.nw{position:relative;z-index:1;max-width:var(--w);margin:0 auto;padding:0 48px;height:66px;display:flex;align-items:center;justify-content:space-between;}
.logo{font-family:var(--display);font-size:16px;font-weight:600;color:var(--t1);}
.logo-c{color:var(--c);font-style:italic;font-weight:600;}
.nl{display:flex;align-items:center;gap:4px;}
.nl a{font-size:14px;color:var(--t2);padding:7px 15px;border-radius:8px;transition:color .15s,background .15s;}
.nl a:hover,.nl a.active{color:var(--t1);background:rgba(234,250,244,0.06);opacity:1;}
.nbtn{font-family:var(--body);font-size:13px;font-weight:600;padding:10px 22px;background:#12897e;border:1px solid var(--border);color:var(--t1);border-radius:var(--r-btn);transition:all .2s;}
.nbtn:hover{background:#15a093;opacity:1;color:var(--t1);}
.hbg{display:none;background:none;border:none;cursor:pointer;color:var(--t2);padding:6px;}
.hbg svg{width:20px;height:20px;}
.nd{display:none;flex-direction:column;position:absolute;top:66px;left:0;right:0;background:rgba(13,32,29,0.97);backdrop-filter:blur(28px);-webkit-backdrop-filter:blur(28px);border-bottom:1px solid var(--border);padding:12px 24px 20px;gap:2px;z-index:800;}
.nd.open{display:flex;}
.nd a{font-size:15px;color:var(--t2);padding:12px 16px;border-radius:8px;}
.nd a:hover{color:var(--t1);background:rgba(234,250,244,0.06);opacity:1;}
section{padding:108px 0;position:relative;}
.hero-section-about{padding:158px 0 80px;position:relative;overflow:hidden;}
.hero-inner{position:relative;z-index:1;}
.w{max-width:var(--w);margin:0 auto;padding:0 48px;}
.ey{font-family:var(--mono);font-size:12px;font-weight:500;color:var(--c);letter-spacing:.12em;text-transform:uppercase;display:block;margin-bottom:16px;}
h1.ph{font-family:var(--display);font-size:clamp(44px,5vw,68px);font-weight:600;line-height:1.1;letter-spacing:-.02em;color:var(--t1);margin-bottom:32px;}
hr.sd{border:none;height:1px;background:linear-gradient(90deg,transparent 0%,rgba(218,177,86,0.18) 25%,rgba(218,177,86,0.32) 50%,rgba(218,177,86,0.18) 75%,transparent 100%);}
.bta{display:inline-flex;align-items:center;font-family:var(--body);font-size:14px;font-weight:700;padding:15px 32px;background:var(--c);color:#0d1117;border-radius:var(--r-btn);box-shadow:var(--shadow-card);transition:all .22s var(--ease);}
.bta:hover{background:var(--c-bright);box-shadow:0 0 20px -6px rgba(218,177,86,0.5),var(--shadow-card);transform:translateY(-1px);opacity:1;color:#0d1117;}
.bgh{display:inline-flex;align-items:center;font-family:var(--body);font-size:14px;font-weight:600;color:var(--t2);padding:14px 24px;border:1px solid var(--border);border-radius:var(--r-btn);transition:all .2s;}
.bgh:hover{color:var(--t1);border-color:rgba(218,177,86,0.45);background:rgba(218,177,86,0.06);opacity:1;}
.cta-bg{background:linear-gradient(180deg,#0f2b27 0%,#0d322e 100%);}
.cta-inner{max-width:620px;margin:0 auto;text-align:center;}
.cta-inner h2{font-family:var(--display);font-size:clamp(32px,3.4vw,44px);font-weight:600;color:var(--t1);letter-spacing:-.02em;margin-bottom:16px;line-height:1.15;}
.cta-inner h2 .ga{color:var(--c);font-style:italic;}
.cta-inner p{font-size:16px;color:var(--t2);line-height:1.75;margin-bottom:32px;}
.cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.story-bg{background:linear-gradient(180deg,#0d322e 0%,#0f2b27 100%);border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);}
.story-inner{max-width:680px;}
.story-inner h2{font-family:var(--display);font-size:clamp(28px,3.2vw,42px);font-weight:600;color:var(--t1);letter-spacing:-.02em;margin-bottom:28px;line-height:1.15;}
.story-inner p{font-size:16px;color:var(--t2);line-height:1.78;margin-bottom:18px;}
.story-inner p:last-child{margin-bottom:0;}
footer{padding:60px 0 40px;border-top:1px solid var(--border);background:var(--void);}
.fm{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;gap:32px;margin-bottom:44px;}
.fb .logo{margin-bottom:11px;display:block;}
.fb p{font-size:13px;color:var(--t2);line-height:1.65;max-width:210px;}
.fco h4{font-family:var(--display);font-size:12px;font-weight:600;color:var(--t3);letter-spacing:.12em;text-transform:uppercase;margin-bottom:15px;}
.fco a{display:block;font-size:14px;color:var(--t2);margin-bottom:9px;transition:color .15s;}
.fco a:hover{color:var(--t1);opacity:1;}
.fbot{padding-top:24px;border-top:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;}
.fcp,.fleg a{font-size:12px;color:var(--t3);}
.fleg{display:flex;gap:18px;}
.ph-bg{position:absolute;inset:0;pointer-events:none;background:radial-gradient(ellipse 60% 50% at 50% 20%,rgba(218,177,86,0.04) 0%,transparent 65%);}
.r{opacity:0;transform:translateY(12px);transition:opacity .5s ease-out,transform .5s ease-out;}
.r.d1{transition-delay:.15s;}
.r.in{opacity:1;transform:none;}
@media(max-width:1000px){.w,.nw{padding:0 28px;}section{padding:78px 0;}.fm{grid-template-columns:1fr 1fr;}.nl{display:none;}.hbg{display:flex;}}
@media(max-width:600px){.fm{grid-template-columns:1fr;}.fbot{flex-direction:column;align-items:flex-start;}}

@media (prefers-reduced-motion: reduce){.r{opacity:1!important;transform:none!important;transition:none!important;}}

hr.sd{position:relative;overflow:visible;}
hr.sd::after{content:'';position:absolute;top:50%;left:50%;width:7px;height:7px;transform:translate(-50%,-50%) rotate(45deg);background:var(--gold,var(--c));}
@media(max-width:1080px){}
h2.sh{font-family:var(--display);font-size:clamp(30px,3.3vw,42px);font-weight:600;line-height:1.15;letter-spacing:-.02em;color:var(--t1);margin-bottom:16px;}
h2.sh .ga{color:var(--c);font-style:italic;}
.sh-sub{font-size:17px;color:var(--t2);line-height:1.7;max-width:700px;margin-bottom:40px;}

/* ---- Research: editorial briefs ---- */
.rs-hero{padding:150px 0 76px;}
.rs-hero .sub{font-size:18px;color:var(--t2);line-height:1.7;max-width:720px;}
.rs-brief{padding:88px 0;display:block;}
.rs-alt{background:linear-gradient(180deg,#0d322e 0%,#0f2b27 100%);border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);}
.rs-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:44px;flex-wrap:wrap;}
.rs-title{font-family:var(--display);font-size:clamp(30px,3.4vw,44px);font-weight:600;line-height:1.14;letter-spacing:-.02em;color:var(--t1);}
.rs-title .ga{color:var(--c);font-style:italic;}
.rs-dl{flex-shrink:0;font-size:13px;padding:12px 20px;}

.rs-split{display:grid;grid-template-columns:minmax(0,0.92fr) minmax(0,1fr);gap:52px;align-items:start;}
.rs-fig{margin:0;}
.rs-fig img{width:100%;height:auto;display:block;border:1px solid var(--border);border-radius:var(--r);box-shadow:var(--shadow-card);}
.rs-note p{font-size:16.5px;color:var(--t2);line-height:1.78;margin-bottom:22px;}
.rs-note p:last-child{margin-bottom:0;}

.rs-stats{display:grid;gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;margin:0 0 24px;}
.rs-stats>div{background:var(--card-bg);padding:16px 22px;display:flex;align-items:baseline;gap:18px;}
.rs-stats dt{font-family:var(--display);font-size:26px;color:var(--c);line-height:1;min-width:74px;}
.rs-stats dd{font-size:15px;color:var(--t2);line-height:1.5;}
.rs-src{font-size:13.5px!important;color:var(--t3)!important;line-height:1.7!important;border-top:1px solid var(--hair);padding-top:18px;}
.rs-src strong{color:var(--t2);font-weight:600;}

.rs-lead{font-size:18.5px;color:var(--t2);line-height:1.75;max-width:820px;margin-bottom:40px;}
.rs-fig-wide{margin:0 0 44px;}
.rs-fig-wide img{width:100%;height:auto;display:block;border:1px solid var(--border);border-radius:var(--r);box-shadow:var(--shadow-card);}
.rs-fig-wide figcaption{font-size:14px;color:var(--t3);line-height:1.65;margin-top:16px;}
.rs-cols{display:grid;grid-template-columns:1fr 1fr;gap:44px;}
.rs-cols h3{font-family:var(--display);font-size:20px;font-weight:600;color:var(--t1);margin-bottom:12px;letter-spacing:-.01em;}
.rs-cols p{font-size:16px;color:var(--t2);line-height:1.78;}

.rs-papers{padding:88px 0;text-align:center;}
.rs-papers .ey,.rs-papers .sh-sub{margin-left:auto;margin-right:auto;}
.rs-papers .sh-sub{max-width:620px;}

@media(max-width:900px){
  .rs-split{grid-template-columns:1fr;gap:36px;}
  .rs-cols{grid-template-columns:1fr;gap:32px;}
  .rs-head{align-items:flex-start;}
}