html{scroll-behavior:smooth}
body{margin:0;background:#050807;color:#fff;font-family:Arial,Helvetica,sans-serif}
*{box-sizing:border-box}
a{text-decoration:none}
.ppa6-wrap{width:min(1560px,calc(100% - 56px));margin:0 auto}

.ppa6-header{position:sticky;top:0;z-index:1000;background:rgba(3,6,6,.97);border-bottom:1px solid rgba(216,170,75,.34);backdrop-filter:blur(10px)}
.admin-bar .ppa6-header{top:32px}
.ppa6-nav{min-height:86px;display:grid;grid-template-columns:250px 1fr auto;align-items:center;gap:26px}
.ppa6-brand img{display:block;max-width:205px;max-height:66px;object-fit:contain}
.ppa6-mainnav{display:flex;justify-content:center;gap:34px;flex-wrap:wrap}
.ppa6-mainnav a{color:#eee;font-size:13px;font-weight:700;letter-spacing:.12em}
.ppa6-mainnav a:hover{color:#d8aa4b}
.ppa6-langs{display:flex;gap:5px;justify-content:flex-end;flex-wrap:wrap}
.ppa6-langs button{border:1px solid rgba(216,170,75,.34);background:transparent;color:#ddd;padding:7px 9px;font-size:10px;cursor:pointer}
.ppa6-langs button.active{background:#d8aa4b;color:#080808;border-color:#d8aa4b}

.ppa6-hero{position:relative;overflow:hidden;min-height:720px;border-bottom:1px solid rgba(216,170,75,.3);background:#020303}
.ppa6-network{position:absolute;inset:0;background:url('../images/network-bg.jpg') center/cover no-repeat;opacity:.86}
.ppa6-shade{position:absolute;inset:0;background:
linear-gradient(90deg,rgba(2,3,3,.98) 0%,rgba(2,3,3,.90) 24%,rgba(2,3,3,.46) 50%,rgba(2,3,3,.22) 72%,rgba(2,3,3,.64) 100%),
radial-gradient(circle at 66% 44%,rgba(0,0,0,0) 0%,rgba(0,0,0,.05) 28%,rgba(0,0,0,.45) 100%)}
.ppa6-hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(520px,.9fr) minmax(700px,1.1fr);gap:22px;min-height:720px;align-items:end}
.ppa6-copy{align-self:center;padding:60px 0}
.ppa6-kicker{font-size:11px;letter-spacing:.28em;color:#bca66c;margin-bottom:16px}
.ppa6-copy h1{margin:0 0 22px;font-family:Georgia,serif;font-size:clamp(56px,5vw,92px);line-height:.91;letter-spacing:-.03em;color:#f4efe5}
.ppa6-copy h1 span{display:block}
.ppa6-copy h1 em{font-style:normal;color:#d8aa4b}
.ppa6-intro{max-width:650px;font-family:Georgia,serif;font-size:19px;line-height:1.55;color:#efe7d7}
.ppa6-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.ppa6-btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 24px;border:1px solid #d8aa4b;font-weight:800;letter-spacing:.03em}
.ppa6-btn-gold{background:linear-gradient(135deg,#f0cf75,#c8942f);color:#070707}
.ppa6-btn-outline{color:#fff;background:rgba(0,0,0,.32)}

.ppa6-hero-person{position:relative;min-height:720px}
.ppa6-portrait-shell{position:absolute;left:3%;bottom:0;width:67%;height:94%;overflow:hidden;background:transparent}
.ppa6-portrait-shell img{width:100%;height:100%;object-fit:cover;object-position:center 18%;display:block;mix-blend-mode:normal;filter:drop-shadow(0 24px 40px rgba(0,0,0,.48))}
.ppa6-portrait-shell:after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 80px 45px rgba(4,6,6,.9);pointer-events:none}
.ppa6-quote{position:absolute;right:0;top:18%;width:29%;font-family:Georgia,serif;font-style:italic;font-size:21px;line-height:1.45;text-shadow:0 2px 12px #000}
.ppa6-quote strong{display:block;color:#d8aa4b;font-size:50px;line-height:.65}
.ppa6-quote p{margin:8px 0}
.ppa6-signature{color:#e0b04b;font-family:"Brush Script MT","Segoe Script",cursive;font-size:36px;transform:rotate(-4deg);margin-top:16px}

.ppa6-section,.ppa6-about{padding:46px 0;border-bottom:1px solid rgba(216,170,75,.22);background:#050807}
.ppa6-section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.ppa6-section-head h2,.ppa6-about h2{font-family:Georgia,serif;font-size:34px;margin:0;color:#f3efe6}
.ppa6-section-head a{color:#d8aa4b;font-weight:700}
.ppa6-books{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.ppa6-book{min-height:310px;border:1px solid rgba(216,170,75,.55);padding:18px;display:flex;flex-direction:column;justify-content:flex-end;background:linear-gradient(180deg,#111 0,#0a0a0a 60%,#050505 100%);color:#fff;position:relative}
.ppa6-book:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 18%,rgba(216,170,75,.12),transparent 35%);pointer-events:none}
.ppa6-book-logo{position:absolute;top:14px;left:14px;width:28px;height:28px;border:1px solid #d8aa4b;border-radius:50%;display:grid;place-items:center;color:#d8aa4b;font-family:Georgia,serif;font-weight:700}
.ppa6-book h3{font-family:Georgia,serif;font-size:23px;line-height:1.05;margin:0 0 8px}
.ppa6-book p{font-size:12px;line-height:1.3;color:#f2c85f;margin:0 0 18px}
.ppa6-book small{color:#d8aa4b;letter-spacing:.12em}

.ppa6-about-grid{display:grid;grid-template-columns:280px 1fr 420px;gap:38px;align-items:center}
.ppa6-about-photo{height:360px;border:1px solid rgba(216,170,75,.45);overflow:hidden;background:#111}
.ppa6-about-photo img{width:100%;height:100%;object-fit:cover;object-position:center 14%}
.ppa6-about-copy>span{color:#d8aa4b;font-weight:800;letter-spacing:.18em;font-size:12px}
.ppa6-about-copy p{font-family:Georgia,serif;font-size:17px;line-height:1.55;color:#eee7d8}
.ppa6-proof{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.ppa6-proof>div{border-left:1px solid #d8aa4b;padding:12px;min-height:110px;display:flex;flex-direction:column;justify-content:center;gap:10px}
.ppa6-proof b{color:#d8aa4b;font-size:28px}
.ppa6-proof span{font-size:10px;line-height:1.35;letter-spacing:.12em}

.ppa6-footer{padding:28px 0;background:#030505;border-top:1px solid rgba(216,170,75,.28)}
.ppa6-footer .ppa6-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;color:#999;font-size:12px}
.ppa6-footer img{max-height:50px;max-width:170px;object-fit:contain}
.ppa6-basic{padding:60px 0}

@media(max-width:1200px){
  .ppa6-nav{grid-template-columns:220px 1fr}
  .ppa6-langs{grid-column:1/-1;justify-content:center;padding-bottom:10px}
  .ppa6-hero-grid{grid-template-columns:1fr 1fr}
  .ppa6-portrait-shell{width:78%;left:0}
  .ppa6-quote{width:38%;font-size:17px}
  .ppa6-books{grid-template-columns:repeat(3,1fr)}
  .ppa6-about-grid{grid-template-columns:220px 1fr}
  .ppa6-proof{grid-column:1/-1}
}
@media(max-width:820px){
  .ppa6-wrap{width:calc(100% - 28px)}
  .ppa6-nav{grid-template-columns:1fr;gap:12px;padding:10px 0}
  .ppa6-brand{display:flex;justify-content:center}
  .ppa6-mainnav{gap:18px}
  .ppa6-hero-grid{grid-template-columns:1fr;min-height:auto}
  .ppa6-copy{padding:44px 0 10px}
  .ppa6-copy h1{font-size:clamp(44px,12vw,70px)}
  .ppa6-hero-person{min-height:520px}
  .ppa6-portrait-shell{left:50%;transform:translateX(-50%);width:72%;height:88%}
  .ppa6-quote{left:0;right:auto;top:auto;bottom:20px;width:45%;font-size:14px}
  .ppa6-books{grid-template-columns:repeat(2,1fr)}
  .ppa6-about-grid{grid-template-columns:1fr}
  .ppa6-about-photo{max-width:320px}
  .ppa6-proof{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:520px){
  .ppa6-books{grid-template-columns:1fr}
  .ppa6-proof{grid-template-columns:1fr}
  .ppa6-actions{flex-direction:column}
  .ppa6-btn{width:100%}
  .ppa6-langs button{padding:6px 7px}
}
@media(max-width:782px){
  .admin-bar .ppa6-header{top:46px}
}


/* ===== V6.1 REFINED ===== */
.ppa6-brand img{max-width:250px;max-height:72px}
.ppa6-nav{grid-template-columns:300px 1fr auto}
.ppa6-mainnav{gap:24px}
.ppa6-mainnav a{font-size:12px}

.ppa6-signature{display:none!important}
.ppa6-signature-img{margin-top:14px;width:210px;max-width:100%}
.ppa6-signature-img img{width:100%;display:block;mix-blend-mode:screen;border-radius:2px}

.ppa6-about-clean{
  display:grid;
  grid-template-columns:minmax(0,1.2fr) minmax(520px,.8fr);
  gap:54px;
  align-items:start;
}
.ppa6-about-clean .ppa6-about-copy{max-width:820px}
.ppa6-about-clean .ppa6-proof{
  grid-template-columns:repeat(4,1fr);
  gap:0;
}
.ppa6-about-clean .ppa6-proof>div{min-height:135px}
.ppa6-closing-quote{
  grid-column:1/-1;
  margin:22px 0 0;
  padding:26px 0 0;
  border-top:1px solid rgba(216,170,75,.25);
  color:#ddd;
  font-family:Georgia,serif;
  font-style:italic;
  text-align:center;
  font-size:19px;
}

.ppa6-method,.ppa6-press,.ppa6-news{
  padding:44px 0;
  border-bottom:1px solid rgba(216,170,75,.22);
  background:#050807;
}
.ppa6-method-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  border-top:1px solid rgba(216,170,75,.28);
  border-bottom:1px solid rgba(216,170,75,.18);
}
.ppa6-method-grid>div{
  padding:28px 24px;
  border-right:1px solid rgba(216,170,75,.22);
}
.ppa6-method-grid>div:last-child{border-right:0}
.ppa6-method-grid b{color:#d8aa4b;font-size:12px;letter-spacing:.2em}
.ppa6-method-grid h3{font-family:Georgia,serif;font-size:21px;margin:10px 0}
.ppa6-method-grid p{color:#d7d0c3;line-height:1.5;font-size:14px}
.ppa6-press-grid{display:grid;grid-template-columns:1fr auto;align-items:center;gap:40px}
.ppa6-press h2,.ppa6-news h2{font-family:Georgia,serif;font-size:34px;margin:8px 0 10px}
.ppa6-press p,.ppa6-news p{color:#ddd;line-height:1.6;max-width:760px}
.ppa6-mini{color:#d8aa4b;font-size:10px;font-weight:800;letter-spacing:.2em}

@media(max-width:1200px){
  .ppa6-nav{grid-template-columns:240px 1fr}
  .ppa6-brand img{max-width:220px}
  .ppa6-about-clean{grid-template-columns:1fr}
  .ppa6-about-clean .ppa6-proof{grid-template-columns:repeat(4,1fr)}
}
@media(max-width:900px){
  .ppa6-mainnav{gap:14px}
  .ppa6-mainnav a{font-size:11px}
  .ppa6-method-grid{grid-template-columns:repeat(2,1fr)}
  .ppa6-method-grid>div:nth-child(2){border-right:0}
  .ppa6-about-clean .ppa6-proof{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:620px){
  .ppa6-method-grid{grid-template-columns:1fr}
  .ppa6-method-grid>div{border-right:0;border-bottom:1px solid rgba(216,170,75,.18)}
  .ppa6-about-clean .ppa6-proof{grid-template-columns:1fr}
  .ppa6-press-grid{grid-template-columns:1fr}
}


/* ===== V6.2 LINKS + EMAILS ===== */
#top{position:absolute;top:0}
.ppa6-contact{
  padding:46px 0;
  background:#050807;
  border-bottom:1px solid rgba(216,170,75,.22);
}
.ppa6-contact h2{
  font-family:Georgia,serif;
  font-size:34px;
  margin:8px 0 22px;
}
.ppa6-contact-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
  max-width:900px;
}
.ppa6-contact-card{
  border:1px solid rgba(216,170,75,.34);
  padding:24px;
  background:rgba(255,255,255,.015);
}
.ppa6-contact-card h3{
  margin:0 0 12px;
  color:#d8aa4b;
  font-size:12px;
  letter-spacing:.16em;
}
.ppa6-contact-card a{
  color:#fff;
  font-family:Georgia,serif;
  font-size:20px;
}
.ppa6-footer-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:flex-end;
  gap:14px 20px;
}
.ppa6-footer-meta a{color:#c9b276}
@media(max-width:700px){
  .ppa6-contact-grid{grid-template-columns:1fr}
  .ppa6-footer-meta{justify-content:flex-start}
}


/* ===== V6.3 CLEAN ===== */
.ppa6-method,
.ppa6-press{
  padding:48px 0;
  background:#050807;
  border-bottom:1px solid rgba(216,170,75,.22);
}
.ppa6-method-intro{
  max-width:980px;
  color:#ddd5c7;
  font-family:Georgia,serif;
  font-size:17px;
  line-height:1.6;
  margin:0 0 28px;
}
.ppa6-method-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  border-top:1px solid rgba(216,170,75,.30);
  border-bottom:1px solid rgba(216,170,75,.20);
}
.ppa6-method-grid>div{
  padding:28px 24px;
  border-right:1px solid rgba(216,170,75,.22);
}
.ppa6-method-grid>div:last-child{border-right:0}
.ppa6-method-grid b{
  color:#d8aa4b;
  font-size:11px;
  letter-spacing:.18em;
}
.ppa6-method-grid h3{
  color:#f2eee5;
  font-family:Georgia,serif;
  font-size:19px;
  margin:10px 0 12px;
}
.ppa6-method-grid p{
  color:#cfc8bb;
  font-size:14px;
  line-height:1.55;
  margin:0;
}

.ppa6-press-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 420px;
  gap:48px;
  align-items:center;
}
.ppa6-press h2{
  font-family:Georgia,serif;
  font-size:34px;
  margin:8px 0 12px;
}
.ppa6-press p{
  max-width:850px;
  color:#ddd5c7;
  font-family:Georgia,serif;
  line-height:1.6;
}
.ppa6-press-note{
  color:#a9a397!important;
  font-size:14px;
}
.ppa6-press-card{
  border:1px solid rgba(216,170,75,.38);
  padding:26px;
  background:rgba(255,255,255,.015);
}
.ppa6-press-card span{
  display:block;
  color:#d8aa4b;
  font-size:11px;
  font-weight:800;
  letter-spacing:.16em;
  margin-bottom:14px;
}
.ppa6-press-card a{
  color:#fff;
  font-family:Georgia,serif;
  font-size:21px;
  word-break:break-word;
}

.ppa6-about-clean{
  overflow:hidden;
}
.ppa6-closing-quote{
  width:100%;
  max-width:100%;
  overflow-wrap:anywhere;
}

@media(max-width:1000px){
  .ppa6-method-grid{grid-template-columns:repeat(2,1fr)}
  .ppa6-method-grid>div:nth-child(2){border-right:0}
  .ppa6-press-grid{grid-template-columns:1fr}
}
@media(max-width:620px){
  .ppa6-method-grid{grid-template-columns:1fr}
  .ppa6-method-grid>div{border-right:0;border-bottom:1px solid rgba(216,170,75,.18)}
}


/* ===== V6.5 RESEARCH DATA ===== */
.ppa6-research{
  padding:52px 0;
  background:#030605;
  border-bottom:1px solid rgba(216,170,75,.24);
}
.ppa6-research-head{align-items:flex-end}
.ppa6-research-head h2{margin-top:7px}
.ppa6-research-all{color:#d8aa4b;font-size:11px;font-weight:800;letter-spacing:.08em}
.ppa6-research-intro{
  max-width:980px;
  margin:0 0 28px;
  color:#d9d2c5;
  font-family:Georgia,serif;
  font-size:17px;
  line-height:1.6;
}
.ppa6-research-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}
.ppa6-data-card{
  min-height:265px;
  border:1px solid rgba(216,170,75,.38);
  background:linear-gradient(180deg,rgba(255,255,255,.022),rgba(255,255,255,.006));
  padding:24px;
  display:flex;
  flex-direction:column;
}
.ppa6-data-top{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:22px;
  color:#d8aa4b;
  font-size:10px;
  font-weight:800;
  letter-spacing:.17em;
}
.ppa6-data-top b{font-family:Georgia,serif;font-size:22px;font-weight:400}
.ppa6-data-card h3{
  margin:0 0 12px;
  color:#f4efe6;
  font-family:Georgia,serif;
  font-size:22px;
  line-height:1.12;
}
.ppa6-data-card p{
  margin:0 0 18px;
  color:#cfc7ba;
  line-height:1.5;
  font-size:14px;
}
.ppa6-doi{
  margin-top:auto;
  padding-top:14px;
  color:#9f978b;
  font-size:12px;
  letter-spacing:.04em;
  border-top:1px solid rgba(216,170,75,.16);
}
.ppa6-data-card>a{
  margin-top:14px;
  color:#d8aa4b;
  font-size:11px;
  font-weight:800;
  letter-spacing:.08em;
}
.ppa6-orcid-strip{
  margin-top:20px;
  border:1px solid rgba(216,170,75,.26);
  border-left:3px solid #d8aa4b;
  padding:17px 20px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
}
.ppa6-orcid-strip div{display:flex;flex-direction:column;gap:4px}
.ppa6-orcid-strip span{color:#978e80;font-size:9px;font-weight:800;letter-spacing:.16em}
.ppa6-orcid-strip strong{font-family:Georgia,serif;font-size:16px;color:#eee8dd}
.ppa6-orcid-strip a,.ppa6-about-orcid a{color:#d8aa4b;font-weight:800}
.ppa6-about-orcid{font-family:inherit!important;font-size:13px!important}

/* Dedicated Research Data page */
.ppa6-rd-page{background:#030605;color:#fff}
.ppa6-rd-hero{
  padding:90px 0 58px;
  background:
    radial-gradient(circle at 78% 20%,rgba(216,170,75,.10),transparent 32%),
    linear-gradient(180deg,#080b0a 0,#030605 100%);
  border-bottom:1px solid rgba(216,170,75,.28);
}
.ppa6-rd-hero h1{
  margin:10px 0 18px;
  font-family:Georgia,serif;
  font-size:clamp(46px,7vw,88px);
  line-height:.95;
  color:#f5f0e7;
}
.ppa6-rd-lead{
  max-width:920px;
  margin:0;
  color:#d9d2c5;
  font-family:Georgia,serif;
  font-size:20px;
  line-height:1.62;
}
.ppa6-rd-id{
  margin-top:32px;
  padding-top:22px;
  border-top:1px solid rgba(216,170,75,.20);
  display:flex;
  flex-wrap:wrap;
  gap:8px 18px;
  align-items:center;
  color:#bcb4a7;
}
.ppa6-rd-id strong{color:#fff}
.ppa6-rd-id a{margin-left:auto;color:#d8aa4b;font-weight:800}
.ppa6-rd-content{padding:18px 0 72px}
.ppa6-rd-project{
  display:grid;
  grid-template-columns:100px minmax(0,1fr);
  gap:34px;
  padding:48px 0;
  border-bottom:1px solid rgba(216,170,75,.20);
}
.ppa6-rd-number{
  color:#d8aa4b;
  font-family:Georgia,serif;
  font-size:50px;
  line-height:1;
  opacity:.75;
}
.ppa6-rd-tag{
  display:block;
  color:#d8aa4b;
  font-size:10px;
  font-weight:800;
  letter-spacing:.18em;
  margin-bottom:10px;
}
.ppa6-rd-project h2{
  margin:0;
  color:#f4efe6;
  font-family:Georgia,serif;
  font-size:36px;
  line-height:1.08;
}
.ppa6-rd-project h3{
  margin:10px 0 18px;
  color:#d8aa4b;
  font-size:15px;
  font-weight:700;
}
.ppa6-rd-project p{
  max-width:980px;
  color:#d6cec1;
  font-size:16px;
  line-height:1.7;
}
.ppa6-rd-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin:22px 0 24px;
}
.ppa6-rd-meta span{
  border:1px solid rgba(216,170,75,.24);
  padding:8px 11px;
  color:#bfb7aa;
  font-size:12px;
}
.ppa6-rd-meta b{color:#e4d9c6;margin-right:5px}
.ppa6-rd-method{
  margin-top:48px;
  padding:34px;
  border:1px solid rgba(216,170,75,.34);
  background:rgba(255,255,255,.012);
}
.ppa6-rd-method h2{
  margin:8px 0 12px;
  font-family:Georgia,serif;
  font-size:34px;
}
.ppa6-rd-method p{
  max-width:1050px;
  color:#d6cec1;
  line-height:1.7;
  font-size:16px;
}
.ppa6-mainnav{gap:18px}
.ppa6-mainnav a{font-size:11px}

@media(max-width:1000px){
  .ppa6-research-grid{grid-template-columns:1fr}
  .ppa6-rd-project{grid-template-columns:70px minmax(0,1fr);gap:22px}
}
@media(max-width:700px){
  .ppa6-orcid-strip,.ppa6-rd-id{align-items:flex-start}
  .ppa6-orcid-strip{flex-direction:column}
  .ppa6-rd-id a{margin-left:0}
  .ppa6-rd-project{grid-template-columns:1fr;gap:12px}
  .ppa6-rd-number{font-size:32px}
  .ppa6-rd-project h2{font-size:29px}
  .ppa6-rd-hero{padding-top:62px}
}

.ppa6-research-missing{
  border:1px dashed rgba(216,170,75,.35);
  color:#cfc7ba;
  padding:20px;
  font-size:14px;
}