:root{--navy:#1B2B5E;--navy2:#101a3b;--gold:#C9A84C;--gold2:#e2c96f;--ink:#192033;--paper:#f8f8f6;--line:#d9d8d0;--muted:#667085;--white:#fff;--danger:#7d2430}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Bahnschrift,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.62}a{color:var(--navy);text-decoration:none}a:hover{text-decoration:underline}.container{width:min(1160px,92vw);margin:auto}.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.97);border-bottom:3px solid var(--gold);backdrop-filter:blur(10px)}.nav{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:22px}.brand{display:flex;align-items:center;gap:12px;color:var(--navy)}.brand img{width:58px;height:58px;object-fit:contain}.brand span{display:grid;line-height:1.05}.brand small{font-size:.77rem;color:#687089;margin-top:7px;letter-spacing:.04em}.nav nav{display:flex;flex-wrap:wrap;gap:17px;font-weight:700;font-size:.94rem}.hero{position:relative;color:white;padding:88px 0 78px;background:linear-gradient(115deg,rgba(16,26,59,.97),rgba(27,43,94,.94)),url('thek-divider.png') center/cover no-repeat;overflow:hidden}.hero:after{content:"";position:absolute;inset:auto -120px -210px auto;width:560px;height:560px;background:url('thek-vignette.png') center/contain no-repeat;opacity:.13}.hero .container{position:relative;z-index:2}.eyebrow{color:var(--gold2);text-transform:uppercase;letter-spacing:.14em;font-weight:800;font-size:.82rem}.hero h1{font-size:clamp(3.4rem,8vw,7.2rem);line-height:.88;margin:.22em 0 .1em;letter-spacing:-.05em}.hero h2{font-size:clamp(1.5rem,3vw,2.55rem);margin:.2em 0 .5em}.hero p{max-width:850px;font-size:1.13rem}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:25px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:6px;font-weight:800;border:2px solid transparent;transition:.2s}.btn:hover{text-decoration:none;transform:translateY(-1px)}.btn.gold{background:var(--gold);color:#111}.btn.light{background:white;color:var(--navy)}.btn.outline{border-color:var(--navy);color:var(--navy);background:white}.btn.dark{background:var(--navy);color:white}section{padding:68px 0}.section-title{color:var(--navy);font-size:clamp(1.8rem,3vw,2.7rem);margin:.05em 0 .35em}.lead{font-size:1.1rem;max-width:1000px}.thek-divider{width:100%;height:56px;object-fit:cover;object-position:center;opacity:.85;margin:20px 0}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.card{background:white;border:1px solid var(--line);border-radius:10px;padding:24px;box-shadow:0 8px 25px rgba(10,20,50,.05)}.card.goldtop{border-top:4px solid var(--gold)}.card h3{color:var(--navy);margin-top:0}.formula{font-family:"Cambria Math","Times New Roman",serif;font-size:clamp(1.12rem,2vw,1.5rem);background:#f4f6fb;border-left:5px solid var(--gold);padding:18px;margin:14px 0;overflow:auto;white-space:nowrap}.formula small{font-family:Bahnschrift,"Segoe UI",Arial,sans-serif}.license-badge{display:inline-flex;gap:7px;align-items:center;background:#fff7df;color:#493e1a;border:1px solid #dfc77b;border-radius:999px;padding:5px 10px;font-size:.76rem;font-weight:800;white-space:normal}.license-panel{background:linear-gradient(135deg,#fff9e8,#fff);border:1px solid #dec477;border-left:6px solid var(--gold);border-radius:9px;padding:20px;margin:24px 0}.license-panel h3{margin:0 0 7px;color:var(--navy)}.metric{font-size:2.1rem;color:var(--navy);font-weight:900}.downloads a{display:block;padding:11px 0;border-bottom:1px solid #ececec}.cta{background:var(--navy);color:white;padding:34px;border-radius:12px;position:relative;overflow:hidden}.cta:after{content:"";position:absolute;right:-80px;bottom:-150px;width:380px;height:380px;background:url('thek-vignette.png') center/contain no-repeat;opacity:.12}.cta a{color:#ffe7a0}.cta>*{position:relative;z-index:1}.academic article{background:white;border:1px solid var(--line);border-radius:10px;padding:clamp(22px,4vw,54px);box-shadow:0 8px 28px rgba(20,30,60,.05)}.academic h1,.academic h2,.academic h3{color:var(--navy)}.academic h1{font-size:clamp(2rem,4vw,3.2rem);line-height:1.08}.meta{background:#f3f5fa;border-left:5px solid var(--gold);padding:17px 20px;margin:20px 0}.tag{display:inline-block;background:#edf0f7;color:var(--navy);padding:4px 9px;border-radius:999px;margin:3px;font-size:.85rem}.refs{padding-left:22px}.refs li{margin:10px 0}.paper-directory{width:100%;border-collapse:collapse;background:#fff}.paper-directory th,.paper-directory td{padding:13px;border-bottom:1px solid #e4e4e4;text-align:left}.paper-directory th{background:var(--navy);color:#fff}.notice{padding:14px 16px;border-radius:7px;background:#edf2ff;border:1px solid #cad6fb}.license-mark{font-weight:900;color:var(--danger)}footer{background:var(--navy2);color:#dfe4f7;padding:34px 0;border-top:4px solid var(--gold)}footer a{color:#ffe39a}.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:center}.footer-logo{width:70px;height:70px;object-fit:contain;float:left;margin-right:14px}.lang-switch{display:flex;gap:8px;flex-wrap:wrap}.hero .license-badge{margin-top:14px;background:rgba(255,247,223,.95)}
@media(max-width:780px){.nav{align-items:flex-start;padding:10px 0;flex-direction:column}.nav nav{padding-bottom:9px}.grid,.grid3,.footer-grid{grid-template-columns:1fr}.hero{padding-top:58px}.paper-directory{display:block;overflow-x:auto}.academic article{padding:20px}.brand img{width:48px;height:48px}}


.figure-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:24px}
.figure-card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:0 8px 25px rgba(10,20,50,.05)}
.figure-card img{display:block;width:100%;height:auto;background:#fff}
.figure-card .figure-copy{padding:18px 18px 20px}
.figure-card h3{margin:.1em 0 .35em;color:var(--navy);font-size:1.18rem}
.figure-card p{margin:.2em 0 0;color:var(--ink)}
@media(max-width:980px){.figure-gallery{grid-template-columns:1fr}}