:root{
  --bg:#f8f5f1;
  --paper:#fffdf9;
  --paper-2:#f1ebf3;
  --ink:#211d20;
  --muted:#6c6269;
  --line:#ddd5df;
  --plum:#5b2365;
  --plum-dark:#3d1644;
  --plum-soft:#eee6f1;
  --plum-mid:#86608f;
  --lavender:#ebe3ef;
  --max:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.65}
body:before{content:'';display:block;height:5px;background:linear-gradient(90deg,var(--plum) 0 76%,var(--plum-mid) 76% 100%)}
a{color:inherit;text-decoration:none}
a:hover{color:var(--plum)}
.wrap{width:min(var(--max),calc(100% - 64px));margin:0 auto}
.site-header{background:rgba(255,253,249,.95);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30;backdrop-filter:blur(10px)}
.nav{height:74px;display:flex;align-items:center;justify-content:space-between}
.brand{font-family:Georgia,'Times New Roman',serif;font-size:1.18rem;letter-spacing:.01em;display:flex;align-items:center;gap:10px}
.brand:before{content:'';width:11px;height:11px;border-radius:50%;background:var(--plum-mid);box-shadow:15px 0 0 var(--plum);margin-right:10px}
.brand small{display:block;font-family:Arial,Helvetica,sans-serif;color:var(--muted);font-size:.65rem;letter-spacing:.12em;text-transform:uppercase;margin-top:1px}
.nav-links{display:flex;gap:28px;font-size:.86rem;letter-spacing:.03em}
.nav-links a{padding:25px 0 20px;border-bottom:3px solid transparent}
.nav-links a[aria-current='page']{border-color:var(--plum-mid);color:var(--plum-dark)}
.menu{display:none;border:0;background:transparent;font-size:1.4rem}
.hero{padding:82px 0 76px;background:linear-gradient(180deg,var(--paper) 0%,var(--bg) 100%);position:relative;overflow:hidden}
.hero:after{content:'';position:absolute;width:320px;height:320px;border:44px solid var(--plum-soft);border-radius:50%;right:-150px;top:-145px;opacity:.7;pointer-events:none}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.28fr) minmax(280px,.72fr);gap:86px;align-items:center;position:relative;z-index:1}
.kicker{display:inline-flex;align-items:center;gap:10px;font-size:.72rem;text-transform:uppercase;letter-spacing:.18em;color:var(--plum);font-weight:800;margin-bottom:20px}
.kicker:before{content:'';display:block;width:34px;height:3px;background:var(--plum-mid)}
h1,h2,h3{font-family:Georgia,'Times New Roman',serif;font-weight:400;line-height:1.11;margin:0}
h1{font-size:clamp(3.5rem,6.3vw,6.2rem);letter-spacing:-.045em;max-width:780px}
.hero-role{font-size:1.22rem;margin:24px 0 0;font-weight:700}
.hero-univ{color:var(--muted);font-size:1.05rem;margin:1px 0 0}
.hero-topics{margin:30px 0 0;color:#51484e;max-width:700px;font-family:Georgia,'Times New Roman',serif;font-size:1.19rem;line-height:1.55}
.hero-links{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.hero-links a{padding:10px 15px;border:1px solid var(--ink);border-radius:7px;font-size:.86rem;font-weight:700;background:var(--paper);transition:.18s ease}
.hero-links a:first-child{background:var(--plum);border-color:var(--plum);color:white}
.hero-links a:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(42,26,39,.10)}
.portrait{justify-self:end;position:relative}
.portrait:before{content:'';position:absolute;inset:17px -17px -17px 17px;border:2px solid var(--plum-mid);z-index:-1;border-radius:3px}
.portrait:after{content:'';position:absolute;left:-18px;top:-18px;width:58px;height:58px;border-top:6px solid var(--plum);border-left:6px solid var(--plum)}
.portrait img{display:block;width:310px;height:390px;object-fit:cover;object-position:center top;border-radius:3px;filter:saturate(.94) contrast(.99);box-shadow:0 14px 34px rgba(37,27,34,.12)}
.rule{border-top:1px solid var(--line)}
.section{padding:72px 0}
.section.paper-bg{background:var(--paper)}
.section-head{display:grid;grid-template-columns:1fr 2fr;gap:48px;margin-bottom:36px}
.section-label{font-size:.71rem;text-transform:uppercase;letter-spacing:.18em;color:var(--plum);font-weight:800;padding-top:7px}
.section-title{font-size:2.25rem;max-width:720px}
.research-list{border-top:2px solid var(--ink)}
.research-row{display:grid;grid-template-columns:132px minmax(0,1fr) 34px;gap:28px;padding:30px 0;border-bottom:1px solid var(--line);align-items:start;transition:.16s ease}
.research-row:hover{padding-left:12px;padding-right:10px;background:rgba(238,227,240,.42)}
.research-row .status{font-size:.7rem;text-transform:uppercase;letter-spacing:.11em;color:var(--plum);font-weight:800;padding-top:5px}
.research-row h3{font-size:1.58rem;margin-bottom:5px}
.research-row .subtitle{font-family:Georgia,'Times New Roman',serif;color:#4c444a;font-size:1.02rem;margin:0 0 9px;font-style:italic}
.research-row .meta{font-size:.85rem;color:var(--muted);margin:0}
.research-row .desc{margin:12px 0 0;max-width:820px;color:#41383e;font-size:.94rem}
.research-row .arrow{font-size:1.28rem;padding-top:4px;color:var(--plum-mid)}
.about-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:90px}
.about-copy{font-family:Georgia,'Times New Roman',serif;font-size:1.34rem;line-height:1.65;margin:0}
.fact-list{border-top:2px solid var(--ink)}
.fact{padding:15px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:18px;font-size:.9rem}
.fact span:first-child{color:var(--plum);font-weight:700}
.page-hero{padding:64px 0 50px;border-bottom:1px solid var(--line);background:var(--paper);position:relative;overflow:hidden}
.page-hero:after{content:'';position:absolute;width:180px;height:180px;border:28px solid var(--lavender);border-radius:50%;right:-80px;top:-80px;opacity:.75}
.page-hero h1{font-size:clamp(3rem,5vw,5rem)}
.page-hero p{font-family:Georgia,'Times New Roman',serif;color:#574d53;max-width:760px;font-size:1.12rem;margin:18px 0 0}
.page-content{padding:58px 0 84px}
.research-section{margin-bottom:60px}
.research-section h2{font-size:2rem;margin-bottom:22px}
.paper{padding:27px 0;border-top:1px solid var(--line)}
.paper:first-of-type{border-top:2px solid var(--ink)}
.paper-grid{display:grid;grid-template-columns:190px 1fr;gap:36px}
.paper-side{font-size:.76rem;text-transform:uppercase;letter-spacing:.1em;color:var(--plum);font-weight:800;line-height:1.6}
.paper-side:before{content:'';display:block;width:28px;height:4px;background:var(--plum-mid);margin-bottom:10px}
.paper h3{font-size:1.52rem;margin-bottom:4px}
.paper .paper-sub{font-family:Georgia,'Times New Roman',serif;font-style:italic;color:#514850;margin:0 0 9px}
.paper p{max-width:820px;margin:10px 0;color:#40383e}
.paper-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:15px}
.paper-links a{font-size:.81rem;font-weight:800;border:1px solid var(--line);border-radius:6px;padding:6px 10px;background:var(--paper)}
.paper-links a:hover{border-color:var(--plum-mid);color:var(--plum-dark)}
.course-list{border-top:2px solid var(--ink)}
.course{display:grid;grid-template-columns:150px 1fr 160px;gap:34px;padding:27px 0;border-bottom:1px solid var(--line)}
.course-code{font-size:.77rem;text-transform:uppercase;letter-spacing:.1em;color:var(--plum);font-weight:800}
.course-code:after{content:'';display:block;width:24px;height:3px;background:var(--plum-mid);margin-top:8px}
.course h3{font-size:1.37rem;margin-bottom:7px}
.course p{margin:0;color:#4d454a;max-width:730px}
.course .eval{font-size:.86rem;color:var(--muted);text-align:right}
.cv-intro{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:end;padding-bottom:34px;border-bottom:2px solid var(--ink)}
.cv-intro h2{font-size:2rem;margin-bottom:9px}.cv-intro p{margin:0;color:var(--muted)}
.button{display:inline-block;border:1px solid var(--plum);background:var(--plum);color:white;padding:10px 15px;border-radius:7px;font-size:.85rem;font-weight:800}
.button:hover{background:var(--plum-dark);color:white}
.cv-section{display:grid;grid-template-columns:180px 1fr;gap:38px;padding:30px 0;border-bottom:1px solid var(--line)}
.cv-section h3{font-family:Arial,Helvetica,sans-serif;font-size:.76rem;text-transform:uppercase;letter-spacing:.12em;color:var(--plum);font-weight:800;padding-top:5px}.cv-section h3:after{content:'';display:block;width:24px;height:3px;background:var(--plum-mid);margin-top:8px}
.cv-item{display:flex;justify-content:space-between;gap:25px;margin-bottom:16px}.cv-item:last-child{margin-bottom:0}.cv-item strong{font-family:Georgia,'Times New Roman',serif;font-size:1.08rem;font-weight:400}.cv-item .when{font-size:.86rem;color:var(--muted);white-space:nowrap}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px}
.contact-grid h2{font-size:2.15rem;margin-bottom:18px}.contact-grid p{max-width:520px}.contact-lines{border-top:2px solid var(--ink);margin-top:26px}.contact-line{display:flex;justify-content:space-between;gap:20px;padding:13px 0;border-bottom:1px solid var(--line);font-size:.9rem}.contact-line span:first-child{color:var(--plum);font-weight:700}
footer{border-top:1px solid var(--line);padding:28px 0 42px;font-size:.8rem;color:var(--muted);background:var(--paper)}
.footer-row{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
footer:after{content:'';display:block;width:min(var(--max),calc(100% - 64px));height:5px;margin:28px auto 0;background:linear-gradient(90deg,var(--plum) 0 82%,var(--plum-mid) 82% 100%);border-radius:3px}
@media(max-width:850px){.wrap{width:min(var(--max),calc(100% - 36px))}.hero-grid{grid-template-columns:1fr;gap:48px}.portrait{justify-self:start}.portrait img{width:260px;height:330px}.section-head,.about-grid,.paper-grid,.contact-grid{grid-template-columns:1fr;gap:24px}.research-row{grid-template-columns:1fr 24px;gap:10px 18px}.research-row .status{grid-column:1 / -1}.course{grid-template-columns:1fr;gap:8px}.course .eval{text-align:left}.cv-section{grid-template-columns:1fr;gap:12px}.nav-links{display:none;position:absolute;left:0;right:0;top:74px;background:var(--paper);padding:18px 32px;border-bottom:1px solid var(--line);flex-direction:column;gap:0}.nav-links a{padding:10px 0}.nav-links.open{display:flex}.menu{display:block}}
@media(max-width:560px){.hero{padding:58px 0}.hero-links{gap:9px}.portrait img{width:220px;height:285px}.section{padding:54px 0}.research-row h3{font-size:1.35rem}.cv-intro{grid-template-columns:1fr}.cv-item{display:block}.cv-item .when{margin-top:3px}.footer-row{display:block}footer:after{width:calc(100% - 36px)}}

/* v5: deep purple, muted plum, pale lavender, warm cream, and charcoal */
body:before{height:8px;background:linear-gradient(90deg,var(--plum) 0 68%,var(--plum-mid) 68% 100%)}
.site-header{background:rgba(255,253,249,.97)}
.brand{color:var(--plum-dark)}
.brand:before{width:12px;height:12px;background:var(--plum-mid);box-shadow:17px 0 0 var(--plum)}
.nav-links a[aria-current='page']{color:var(--plum);border-color:var(--plum-mid)}

.hero{background:linear-gradient(105deg,#fffdf9 0%,#fffdf9 61%,#f2e7f3 61%,#f2e7f3 100%)}
.hero:before{content:'';position:absolute;left:0;bottom:0;width:43%;height:10px;background:var(--plum-mid);opacity:.95}
.hero:after{width:420px;height:420px;border:58px solid rgba(91,35,101,.11);right:-190px;top:-170px}
.kicker{color:var(--plum);font-weight:900}
h1{color:var(--plum-dark)}
.hero-role{color:var(--ink)}
.hero-topics{border-left:4px solid var(--plum-mid);padding-left:18px}
.hero-links a{border-color:var(--plum);color:var(--plum-dark)}
.hero-links a:first-child{background:var(--plum);border-color:var(--plum);color:white;box-shadow:0 5px 14px rgba(91,35,101,.16)}
.hero-links a:nth-child(2){background:var(--lavender);border-color:#b9a7c1}
.portrait:before{inset:18px -18px -18px 18px;border:0;background:var(--plum-mid);border-radius:3px;opacity:.95}
.portrait:after{left:-22px;top:-22px;width:76px;height:76px;border-top:9px solid var(--plum);border-left:9px solid var(--plum)}

.section.paper-bg{background:linear-gradient(180deg,#fffdf9 0%,#f7f1f8 100%)}
.section-head{position:relative}
.section-head:before{content:'';position:absolute;left:-22px;top:4px;width:7px;height:58px;background:linear-gradient(var(--plum) 0 66%,var(--plum-mid) 66% 100%);border-radius:4px}
.section-label{color:var(--plum);font-weight:900}
.section-title{color:#2f2430}
.research-list{border-top-color:var(--plum-dark)}
.research-row{position:relative;padding-left:16px;border-left:4px solid transparent}
.research-row:nth-child(1){border-left-color:var(--plum)}
.research-row:nth-child(2){border-left-color:var(--plum-mid)}
.research-row:nth-child(3){border-left-color:#8c5f94}
.research-row .status{display:inline-flex;align-items:center;gap:7px;width:max-content;background:var(--plum-soft);color:var(--plum-dark);padding:5px 9px;border-radius:999px}
.research-row:nth-child(2) .status{background:var(--lavender);color:#65446c}
.research-row .status:before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor}
.research-row .arrow{color:var(--plum)}
.research-row:hover{background:linear-gradient(90deg,rgba(238,227,240,.65),rgba(235,227,239,.30))}

.about-grid{position:relative}
.about-grid:after{content:'';position:absolute;right:0;top:-18px;width:92px;height:7px;background:linear-gradient(90deg,var(--plum) 0 67%,var(--plum-mid) 67% 100%);border-radius:4px}
.fact-list{border-top-color:var(--plum-dark)}
.fact span:first-child{color:var(--plum)}

.page-hero{background:linear-gradient(100deg,#fffdf9 0 72%,#efe3f1 72% 100%);border-bottom:5px solid var(--plum)}
.page-hero:before{content:'';position:absolute;left:0;bottom:0;width:18%;height:5px;background:var(--plum-mid)}
.page-hero:after{border-color:rgba(134,96,143,.20);opacity:1}
.page-hero h1{color:var(--plum-dark)}
.paper-side,.course-code,.cv-section h3{color:var(--plum)}
.paper-side:before,.course-code:after,.cv-section h3:after{background:var(--plum-mid)}
.paper:first-of-type,.course-list,.cv-intro,.contact-lines{border-top-color:var(--plum-dark)}
.paper-links a{background:#fbf8fc}
.paper-links a:hover{background:var(--lavender)}
.button{background:var(--plum);border-color:var(--plum);box-shadow:0 5px 14px rgba(91,35,101,.14)}
.contact-line span:first-child{color:var(--plum)}

footer{background:var(--plum-dark);color:#f4eefa;border-top:0;padding-top:30px}
footer a{color:#fff}
footer:after{background:linear-gradient(90deg,var(--plum-mid) 0 24%,#8c5f94 24% 100%);height:7px}

@media(max-width:850px){
  .hero{background:linear-gradient(180deg,#fffdf9 0 72%,#f2e7f3 72% 100%)}
  .section-head:before{left:-12px}
}

.paper-links span{display:inline-flex;align-items:center;color:var(--muted);font-size:.84rem;font-style:italic;padding:.3rem .1rem}

/* v7 content refinements */
.section-more{margin:28px 0 0;text-align:right;font-size:.88rem;font-weight:800;color:var(--plum)}
.section-more a{border-bottom:1px solid rgba(91,35,101,.35);padding-bottom:2px}
.publication-section{margin-top:72px}
.paper.publication{background:rgba(238,230,241,.35);padding-left:18px;padding-right:18px;border-radius:4px}
.teaching-group{margin-bottom:68px}.teaching-group:last-child{margin-bottom:0}
.teaching-group-head{display:grid;grid-template-columns:190px 1fr;gap:36px;align-items:end;margin-bottom:18px}
.teaching-group-head h2{font-size:2rem;margin:0}
.prior-teaching{padding-top:8px}
.cv-updated{font-size:.82rem;color:var(--muted);margin-top:6px!important}
.contact-grid-single{grid-template-columns:minmax(0,720px);justify-content:center}
.contact-grid-single h2{font-size:2.4rem}
@media(max-width:850px){.teaching-group-head{grid-template-columns:1fr;gap:6px}.section-more{text-align:left}}


/* v8 external profile links */
.profile-strip{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:18px;font-size:.8rem;color:var(--muted)}
.profile-strip>span{font-weight:800;text-transform:uppercase;letter-spacing:.12em;color:var(--plum)}
.profile-strip a{border-bottom:1px solid rgba(91,35,101,.28);padding-bottom:1px}
.profile-strip a:hover{color:var(--plum-dark);border-color:var(--plum)}
.profile-panel{margin-top:44px}
.profile-panel .section-label{margin-bottom:14px}
.profile-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.profile-card{display:flex;flex-direction:column;gap:2px;border:1px solid var(--line);border-left:4px solid var(--plum-mid);background:linear-gradient(90deg,#fbf8fc,#fffdf9);padding:15px 16px;border-radius:5px;transition:.16s ease}
.profile-card strong{font-family:Georgia,'Times New Roman',serif;font-size:1.02rem;font-weight:400;color:var(--plum-dark)}
.profile-card span{font-size:.78rem;color:var(--muted)}
.profile-card:hover{transform:translateY(-2px);border-left-color:var(--plum);box-shadow:0 7px 18px rgba(61,22,68,.08)}
.cv-profiles{font-size:.78rem!important;margin-top:8px!important}
.cv-profiles a{border-bottom:1px solid rgba(91,35,101,.25)}
.footer-profiles{display:flex;gap:16px;flex-wrap:wrap}
.footer-profiles a{color:#f4eefa;border-bottom:1px solid rgba(244,238,250,.28)}
.footer-profiles a:hover{color:#fff;border-color:#fff}
@media(max-width:650px){.profile-grid{grid-template-columns:1fr}.profile-strip{align-items:flex-start}.footer-profiles{margin-top:8px;gap:12px}}