/* ============================================================
   Jacob Belga — research site shared styles
   Colors, type, and components. Edit text in /content/*.md,
   not here. Edit paper metadata in /assets/papers.js.
   ============================================================ */
:root{
  --bg:#f4f6f8; --egg:#f2efe6; --egg-border:#e4ded1;
  --ink:#14181f; --ink2:#2e2a27; --muted:#5a6573; --muted2:#7a8492;
  --red:#c8102e; --red-bright:#e63946; --red-dark:#9c0c22;
  --warm:#6b645f; --warm2:#9a9085;
  --gold:#b8860b; --gold-bg:#fbf3e0;
  --card-border:#e4e9ee; --chip-border:#d4dbe3; --panel:#1c1417;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --disp:'Montserrat',system-ui,sans-serif;
  --body:'Hanken Grotesk',system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);-webkit-font-smoothing:antialiased}
a{color:inherit}
.wrap{max-width:1180px;margin:0 auto;padding-left:48px;padding-right:48px}

/* ---------- NAV (tall eggshell bar) ---------- */
.site-nav{display:flex;flex-direction:column;align-items:center;gap:18px;
  padding:24px 48px;background:var(--egg);border-bottom:1px solid var(--egg-border)}
.site-nav .logo{display:flex;align-items:center;justify-content:center;text-decoration:none}
.site-nav .logo svg{height:110px;width:auto;display:block}
.navlinks{display:flex;gap:34px;align-items:center;justify-content:center;flex-wrap:wrap}
.navlink{position:relative;color:#000;text-decoration:none;
  font:600 17px var(--body);padding-bottom:4px;transition:color .15s}
.navlink:hover{color:#000}
.navlink.active{color:#000}
.navlink.active::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:100%;background:var(--red)}

/* ---------- shared bits ---------- */
.accentrow{display:grid;grid-template-columns:auto 1fr;gap:36px;align-items:start}
.accentbar{width:5px;align-self:stretch;background:linear-gradient(180deg,var(--red),var(--red-bright))}
.eyebrow{font:500 12px var(--mono);letter-spacing:3px;color:var(--red);margin-bottom:20px}
h1.title{margin:0;font:700 58px/1 var(--disp);letter-spacing:-1.5px}
.lead{font-size:18px;line-height:1.65;color:#3e4753;max-width:680px}
.btn{display:inline-flex;align-items:center;gap:9px;background:var(--red);color:#fff;
  padding:14px 26px;font:600 14px var(--body);text-decoration:none;border:none;cursor:pointer;transition:background .15s}
.btn:hover{background:var(--red-dark)}
.btn-mono{font:700 13px var(--mono);letter-spacing:.5px;clip-path:polygon(0 0,100% 0,100% 72%,95% 100%,0 100%)}
.btn-link{color:var(--ink);padding:14px 6px;font:600 14px var(--body);text-decoration:none;border-bottom:2px solid #c8d2db}
.chip{font:600 12px var(--mono);letter-spacing:.5px;border:1px solid #c3ccd6;color:var(--ink);padding:8px 14px;text-decoration:none;transition:all .15s}
.chip:hover{background:var(--red);color:#fff;border-color:var(--red)}

/* ---------- HERO (home) ---------- */
.hero{padding:84px 0 70px}

/* ---------- HERO VIDEO (home) ---------- */
.hero--video{position:relative;padding:0;overflow:hidden;background:#0f1319;isolation:isolate}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;pointer-events:none}
/* dark pane that dims the video so the text pops */
.hero-scrim{position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,rgba(10,13,18,.72) 0%,rgba(10,13,18,.78) 60%,rgba(10,13,18,.86) 100%)}
.hero-inner{position:relative;z-index:2;padding:96px 0 84px}
/* white type over the scrim */
.hero--video .eyebrow{color:var(--red-bright)}
.hero--video .accentbar{background:linear-gradient(180deg,var(--red-bright),#ff5964)}
.hero--video .hero-prose h2{color:#fff}
.hero--video .hero-prose p{color:#d7dee7}
.hero--video .hero-prose strong{color:#fff}
.hero--video .btn-link{color:#fff;border-bottom-color:rgba(255,255,255,.4)}
.hero--video .btn-link:hover{border-bottom-color:#fff}
.hero--video .stats{border-top-color:rgba(255,255,255,.16)}
.hero--video .stat-n{color:#fff}
.hero--video .stat-l{color:#aeb8c4}
/* circular profile photo beside the About text */
.hero--video .accentrow{grid-template-columns:auto 1fr auto;align-items:start}
.hero-photo{width:300px;height:300px;border-radius:50%;object-fit:cover;
  margin-top:34px;
  border:4px solid rgba(255,255,255,.85);box-shadow:0 16px 44px rgba(0,0,0,.45);
  background:#1a1f27}
@media (max-width:860px){
  .hero--video .accentrow{grid-template-columns:auto 1fr}
  .hero-photo{grid-column:2;justify-self:center;width:200px;height:200px;margin-top:28px}
}
h1.hero-h{margin:0;font:700 76px/.98 var(--disp);letter-spacing:-1.8px;max-width:880px}
.hero-cta{display:flex;gap:14px;margin-top:40px;align-items:center;flex-wrap:wrap}
.stats{display:flex;gap:46px;margin-top:56px;padding-top:30px;border-top:1px solid #e0e6ec;flex-wrap:wrap}
.stat-n{font:400 38px 'Anton',sans-serif;color:var(--panel);letter-spacing:.5px}
.stat-l{font:500 12px var(--mono);color:var(--muted2);letter-spacing:1px;margin-top:3px}

/* ---------- section header ---------- */
.sec-head{display:flex;align-items:baseline;justify-content:space-between;
  border-bottom:2px solid var(--panel);padding-bottom:14px;margin-bottom:8px}
.sec-head h2{margin:0;font:700 30px var(--disp);letter-spacing:-.6px}
.sec-tag{font:500 11px var(--mono);letter-spacing:2px;color:var(--muted2)}

/* ---------- NEWS ---------- */
.news-row{display:grid;grid-template-columns:130px 1fr auto;gap:28px;align-items:start;
  padding:24px 12px;border-bottom:1px solid var(--card-border);text-decoration:none;color:inherit;transition:background .15s}
.news-row:hover{background:#fafbfc}
.news-date{font:500 13px var(--mono);color:var(--muted2);letter-spacing:.5px;padding-top:2px}
.news-tag{display:inline-block;font:700 10px var(--mono);letter-spacing:1.5px;color:var(--red);background:#fbe7e9;padding:4px 9px;margin-bottom:10px}
.news-tag.award{color:var(--gold);background:var(--gold-bg)}
.news-head{font:600 18px var(--disp);color:var(--ink);line-height:1.35}
.news-blurb{font-size:15px;line-height:1.55;color:var(--muted);margin-top:7px;max-width:680px}
.news-arrow{font:500 18px var(--body);color:var(--red);padding-top:2px}

/* ---------- PUBLICATIONS ---------- */
.publist{display:flex;flex-direction:column;gap:20px}
.pub{background:#fff;border:1px solid var(--card-border);transition:border-color .15s,box-shadow .15s}
.pub:hover{border-color:#c3d2e6;box-shadow:0 6px 24px rgba(28,20,23,.07)}
.pub-click{display:block;text-decoration:none;color:inherit;cursor:pointer}
.pub-media{display:grid;grid-template-columns:260px 1fr;gap:0;overflow:hidden}
.pub-body{padding:26px 30px}
.pub-num{font:400 22px 'Anton',sans-serif;color:#d3dbe4;letter-spacing:.5px}
.pub-venue{font:500 11px var(--mono);letter-spacing:1.5px;color:var(--red)}
.pub h3{margin:0;font:600 21px/1.32 var(--disp);color:var(--ink);max-width:780px}
.pub-auth{font-size:14.5px;color:var(--muted);margin-top:10px;line-height:1.5}
.pub-auth strong{color:var(--ink);font-weight:600}
.pub-meta{display:flex;align-items:center;gap:9px;margin-top:16px;flex-wrap:wrap}
.chip-sm{font:600 11px var(--mono);border:1px solid #c3ccd6;color:var(--ink);padding:6px 11px;text-decoration:none;transition:all .15s}
.chip-sm:hover{background:var(--red);color:#fff;border-color:var(--red)}
.badge{font:700 11px var(--mono);color:var(--ink);border:1px solid var(--chip-border);padding:6px 11px}
.badge-gold{font:700 11px var(--mono);color:var(--gold);background:var(--gold-bg);padding:6px 11px}
.details-link{margin-left:auto;align-self:center;font:700 11px var(--mono);color:var(--red);letter-spacing:.5px;text-decoration:none}
.media-slot{background:var(--panel);background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0 10px,rgba(255,255,255,0) 10px 20px);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;min-height:190px;color:#caa9ad;position:relative}
.media-slot .ml{font:500 10px var(--mono);letter-spacing:1px;text-align:center;padding:0 14px}
.media-slot .ms{font:400 9px var(--mono);color:#8f7d7e}
.media-slot .bestflag{position:absolute;top:12px;left:12px;font:700 9px var(--mono);letter-spacing:1px;color:#ffd76a;background:rgba(184,134,11,.25);padding:4px 8px}

/* ---------- EDUCATION ---------- */
.edulist{display:flex;flex-direction:column;gap:0}
.edu{display:grid;grid-template-columns:230px 1fr;gap:36px;padding:26px 0;border-bottom:1px solid var(--card-border);align-items:baseline}
.edu:last-child{border-bottom:none}
.edu-when{font:500 12px var(--mono);letter-spacing:1px;color:var(--muted2)}
.edu-status{font:700 10px var(--mono);letter-spacing:1.5px;color:var(--red);margin-top:4px}
.edu-deg{font:600 21px var(--disp);letter-spacing:-.2px}
.edu-school{font:500 14px var(--mono);color:var(--muted2);letter-spacing:.3px;margin-top:6px}

/* ---------- SKILLS ---------- */
.skilllist{display:flex;flex-wrap:wrap;gap:18px}
.skill{font:700 17px var(--mono);letter-spacing:1px;color:var(--panel);
  background:var(--egg);border:1px solid var(--chip-border);padding:20px 32px}

/* ---------- WORK EXPERIENCE ---------- */
.explist{display:flex;flex-direction:column;gap:0}
.exp{display:grid;grid-template-columns:230px 1fr;gap:36px;padding:30px 0;border-bottom:1px solid var(--card-border)}
.exp-when{font:500 12px var(--mono);letter-spacing:1px;color:var(--muted2);padding-top:5px}
.exp-org{font:700 12px var(--mono);letter-spacing:1.5px;color:var(--red);margin-top:8px}
.exp-tag{display:inline-block;font:700 10px var(--mono);letter-spacing:1.5px;color:var(--warm2);border:1px solid var(--egg-border);padding:4px 9px;margin-top:14px}
.exp h3{margin:0;font:600 22px var(--disp);letter-spacing:-.3px}
.exp .sub{font-size:15px;color:var(--muted);margin-top:4px}
.exp ul{margin:16px 0 0;padding-left:18px;display:flex;flex-direction:column;gap:8px}
.exp li{font-size:15.5px;line-height:1.55;color:var(--ink2)}

/* ---------- PROSE (rendered markdown) ---------- */
.prose{max-width:780px}
.prose p{margin:0 0 16px;font-size:17px;line-height:1.75;color:var(--ink2)}
.prose p:last-child{margin-bottom:0}
.prose strong{font-weight:600;color:var(--ink)}
.prose em{font-style:italic}
.prose a{color:var(--red);text-decoration:none;border-bottom:1px solid rgba(200,16,46,.3)}
.prose h2{font:700 24px var(--disp);letter-spacing:-.4px;margin:30px 0 12px}
.prose h3{font:600 18px var(--disp);margin:24px 0 10px}
.prose ul{margin:0 0 16px;padding-left:18px;display:flex;flex-direction:column;gap:7px}
.prose li{font-size:16px;line-height:1.6;color:var(--ink2)}
.prose .placeholder{color:var(--warm2);font-style:italic;font-size:15px}

/* ---------- ARTIFACT CARD ---------- */
.qcard{background:#fff;border:1px solid var(--card-border);border-left:4px solid var(--red);
  text-decoration:none;color:inherit;display:block;padding:30px 34px;max-width:800px}
.qtag{display:inline-block;font:700 10px var(--mono);letter-spacing:1.5px;color:var(--red);background:#fbe7e9;padding:4px 9px;margin-bottom:14px}
.qcard h3{margin:0;font:600 23px/1.3 var(--disp)}
.formats{display:flex;align-items:center;gap:18px;margin-top:24px;flex-wrap:wrap}
.formats .fl{font:500 10px var(--mono);letter-spacing:2px;color:var(--muted2)}
.fchip{font:600 11px var(--mono);color:var(--panel);border:1px solid var(--chip-border);padding:5px 10px}
.qlink{display:flex;align-items:center;gap:8px;margin-top:24px;padding-top:20px;border-top:1px solid #eef1f4;font:700 12px var(--mono);color:var(--red);letter-spacing:.5px}

/* ---------- CONTACT ---------- */
.contact-panel{background:var(--panel);color:#eef2f6;margin-top:48px;position:relative;overflow:hidden}
.contact-stripe{height:4px;width:100%;background:linear-gradient(90deg,var(--red) 0%,var(--red) 38%,var(--red-bright) 38%,var(--red-bright) 52%,#f5a6ac 52%,#f5a6ac 60%,transparent 60%)}
.contact-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:0}
.contact-left{padding:64px 52px 60px;border-right:1px solid rgba(255,255,255,.08)}
.contact-left .eyebrow{color:var(--red-bright)}
.contact-left h1{margin:0;font:700 50px/1.02 var(--disp);letter-spacing:-1.5px}
.contact-left .p{margin:26px 0 0;max-width:420px;font-size:17px;line-height:1.65;color:#c4d2e0}
.contact-elsewhere{display:flex;flex-direction:column;gap:11px;margin-top:36px}
.contact-elsewhere .l{font:500 10px var(--mono);letter-spacing:2px;color:#82706f}
.contact-elsewhere a{font:600 15px var(--body);color:#9fb8d4;text-decoration:none}
.contact-elsewhere a.email{color:#eef2f6}
.contact-right{padding:60px 52px 60px;display:flex;flex-direction:column;justify-content:center}
.field{width:100%;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.16);color:#eef2f6;
  padding:13px 14px;font:400 15px var(--body);outline:none;transition:border-color .15s,background .15s}
.field:focus{border-color:var(--red-bright);background:rgba(230,57,70,.08)}
.field::placeholder{color:#6f86a2}
.flabel{display:block;font:500 10px var(--mono);letter-spacing:2px;color:#7e93a8;margin-bottom:8px}
.flabel .req{color:var(--red-bright)}
.form-err{font:500 13px var(--body);color:#ffb0b0;background:rgba(255,80,80,.1);border:1px solid rgba(255,120,120,.3);padding:11px 13px}
.sendbtn{align-self:flex-start;margin-top:4px;background:var(--red);color:#fff;border:none;padding:15px 28px;
  font:700 13px var(--mono);letter-spacing:1px;cursor:pointer;clip-path:polygon(0 0,100% 0,100% 72%,95% 100%,0 100%);transition:background .15s}
.sendbtn:hover{background:var(--red-dark)}
.sent-icon{width:46px;height:46px;border:2px solid var(--red-bright);display:flex;align-items:center;justify-content:center;
  font-size:22px;color:var(--red-bright);clip-path:polygon(0 0,100% 0,100% 74%,86% 100%,0 100%)}

/* ---------- PAPER DETAIL ---------- */
.paper-head{padding:52px 0 80px}
.backlink{display:inline-flex;align-items:center;gap:7px;font:600 12px var(--mono);letter-spacing:1px;color:var(--red);text-decoration:none;margin-bottom:30px}
h1.paper-title{margin:0;font:700 42px/1.15 var(--disp);letter-spacing:-1.2px;max-width:880px}
.paper-auth{font-size:16px;color:var(--muted);margin-top:18px;line-height:1.55;max-width:760px}
.paper-badges{display:flex;gap:9px;flex-wrap:wrap;margin-top:22px}
.paper-badges .badge,.paper-badges .badge-gold{padding:7px 12px}
.abstract-sec{margin-top:48px;border-top:2px solid var(--panel);padding-top:26px}
.abstract-sec h2{margin:0 0 16px;font:700 22px var(--disp);letter-spacing:-.4px}
.paper-figure{margin:38px 0 0;border:1px solid var(--card-border);background:var(--panel);overflow:hidden}
.paper-figure img{display:block;width:100%;height:auto}
.paper-figure figcaption{font:500 12px var(--mono);color:var(--muted2);letter-spacing:.3px;line-height:1.5;padding:12px 16px;background:#fff;border-top:1px solid var(--card-border)}
.prose .md-figure{margin:0 0 20px;border:1px solid var(--card-border);background:var(--panel);overflow:hidden}
.prose .md-figure img{display:block;width:100%;height:auto}
.prose .md-figure figcaption{font:500 12px var(--mono);color:var(--muted2);letter-spacing:.3px;line-height:1.5;padding:12px 16px;background:#fff;border-top:1px solid var(--card-border)}
.prose img.md-img{max-width:100%;height:auto}

/* ---------- FOOTER ---------- */
.site-foot{background:var(--egg);color:var(--warm);padding:54px 48px;border-top:1px solid var(--egg-border)}
.foot-grid{max-width:1180px;margin:0 auto;display:flex;align-items:flex-start;justify-content:space-between;gap:40px;flex-wrap:wrap}
.site-foot .logo svg{height:44px;width:auto;display:block;margin-bottom:16px}
.foot-blurb{font-size:14px;color:var(--warm);max-width:320px;line-height:1.6}
.foot-cols{display:flex;gap:54px;flex-wrap:wrap}
.foot-col .l{font:500 11px var(--mono);letter-spacing:2px;color:var(--warm2);margin-bottom:14px}
.foot-col .links{display:flex;flex-direction:column;gap:9px;font-size:14px}
.foot-col .links a{text-decoration:none;color:#3a352f}
.foot-bar{max-width:1180px;margin:36px auto 0;padding-top:22px;border-top:1px solid rgba(0,0,0,.08);
  font:500 11px var(--mono);letter-spacing:1px;color:var(--warm2)}

/* ---------- responsive ---------- */
@media (max-width:760px){
  .wrap{padding-left:24px;padding-right:24px}
  .site-nav{padding:28px 24px;flex-wrap:wrap;gap:16px}
  .site-nav .logo svg{height:44px}
  .navlinks{gap:20px;flex-wrap:wrap}
  h1.hero-h{font-size:50px}
  h1.title{font-size:42px}
  .contact-grid{grid-template-columns:1fr}
  .pub-media{grid-template-columns:1fr}
  .exp{grid-template-columns:1fr;gap:10px}
  .edu{grid-template-columns:1fr;gap:6px}
  .news-row{grid-template-columns:90px 1fr;gap:16px}
  .news-arrow{display:none}
}

/* ---------- hero & contact rendered-markdown variants ---------- */
.hero-prose h2{margin:0;font:700 76px/.98 var(--disp);letter-spacing:-1.8px;max-width:880px;color:var(--ink)}
.hero-prose p{margin:34px 0 0;font-size:19px;line-height:1.65;color:#3e4753;max-width:640px}
.hero-prose strong{font-weight:600;color:var(--ink)}
.contact-prose h2{margin:0;font:700 50px/1.02 var(--disp);letter-spacing:-1.5px;color:#fff}
.contact-prose p{margin:26px 0 0;max-width:420px;font-size:17px;line-height:1.65;color:#c4d2e0}