:root{--navy:#123663;--gold:#c99b2f;--ink:#172235;--muted:#667085;--line:#e4e7ec;--paper:#fff;--bg:#f6f8fb}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,Helvetica,sans-serif;line-height:1.65}
a{color:#1557a5}.site-header{background:linear-gradient(135deg,#0d2d56,#174b84);color:#fff;border-bottom:4px solid var(--gold)}
.wrap{max-width:1120px;margin:auto;padding:0 24px}.site-header .wrap{padding-top:28px;padding-bottom:28px}
.brand{font-size:14px;letter-spacing:.04em;text-transform:uppercase;opacity:.92}.site-title{margin:7px 0 5px;font-size:27px;line-height:1.2}.site-sub{margin:0;opacity:.9}
.hero{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px;margin:28px 0;box-shadow:0 8px 30px rgba(18,54,99,.06)}
.hero h1{margin:0 0 12px;color:var(--navy);line-height:1.25}.meta{display:flex;flex-wrap:wrap;gap:8px 18px;color:var(--muted);font-size:14px}
.buttons{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.btn{display:inline-block;padding:10px 15px;border-radius:9px;text-decoration:none;font-weight:700;border:1px solid var(--navy)}
.btn.primary{background:var(--navy);color:#fff}.btn.gold{background:#fff8e7;border-color:#d6ae4f;color:#704f00}
.section{margin:34px 0}.section h2{color:var(--navy);border-bottom:2px solid var(--gold);padding-bottom:8px}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;margin:12px 0}.card h3{margin:0 0 8px;font-size:18px;line-height:1.35;color:#102f58}.authors{font-weight:700}.small{font-size:14px;color:var(--muted)}
.article-shell{background:#fff;border:1px solid var(--line);border-radius:18px;padding:34px;max-width:900px;margin:28px auto;box-shadow:0 8px 30px rgba(18,54,99,.05)}
.breadcrumb{font-size:14px;margin-bottom:18px}.article-shell h1{color:var(--navy);font-size:30px;line-height:1.25;margin:0 0 14px}
.cite-box{background:#f5f8fc;border-left:4px solid var(--gold);padding:14px 16px;margin:18px 0 26px}.source-text{font-family:Georgia,'Times New Roman',serif;font-size:17px;line-height:1.58}
.source-text p{text-align:justify;margin:0 0 12px}.source-text .affiliation{text-align:right;font-style:italic;color:#344054;margin-bottom:5px}.source-text .udc{text-align:left;font-size:14px;color:#475467}
.source-text .bullet{padding-left:20px}.refs-heading{font-family:Arial,Helvetica,sans-serif;color:var(--navy);font-size:22px;margin-top:28px;border-top:1px solid var(--line);padding-top:18px}
.reference{font-size:15.5px}.table-wrap{overflow:auto;margin:20px 0}table{width:100%;border-collapse:collapse;font-family:Arial,Helvetica,sans-serif;font-size:14px}td{border:1px solid #cfd5df;padding:8px;vertical-align:top}
footer{margin-top:40px;background:#102f58;color:#fff}.footer-inner{padding:24px;font-size:14px}.footer-inner a{color:#fff}
@media(max-width:700px){.article-shell{border-radius:0;border-left:0;border-right:0;padding:22px;margin:15px 0}.article-shell h1{font-size:24px}.wrap{padding:0 16px}.site-title{font-size:22px}}