/* ==========================================================================
   Fabio Furini — personal site
   Serif display (Source Serif 4) + Inter for text. Accent: Sapienza amaranth.
   ========================================================================== */
:root{
  --bg:#fbfaf8; --surface:#ffffff; --surface-2:#f4f2ee; --border:#e6e2db; --border-2:#d8d3ca;
  --ink:#16181d; --muted:#565c66; --faint:#878c95;
  --accent:#8c1d2f; --accent-ink:#ffffff; --accent-soft:#f6e9eb; --accent-line:#e3c3c9;
  --link:#7a1828;
  --shadow:0 1px 2px rgba(22,24,29,.04),0 6px 24px rgba(22,24,29,.06);
  --radius:14px; --maxw:1100px;
  --serif:"Source Serif 4","Source Serif Pro",Georgia,"Times New Roman",serif;
  --sans:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#111214; --surface:#17191c; --surface-2:#1d2024; --border:#2a2d32; --border-2:#383c42;
    --ink:#ecebe8; --muted:#a6a9ae; --faint:#777b81;
    --accent:#e88a98; --accent-ink:#1a0d10; --accent-soft:#2a1a1e; --accent-line:#5a2a33;
    --link:#f0a3ae;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 6px 24px rgba(0,0,0,.28);
  }
}
:root[data-theme="dark"]{
  --bg:#111214; --surface:#17191c; --surface-2:#1d2024; --border:#2a2d32; --border-2:#383c42;
  --ink:#ecebe8; --muted:#a6a9ae; --faint:#777b81;
  --accent:#e88a98; --accent-ink:#1a0d10; --accent-soft:#2a1a1e; --accent-line:#5a2a33;
  --link:#f0a3ae;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 6px 24px rgba(0,0,0,.28);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);
  font-size:16.5px;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;display:block}
a{color:var(--link);text-decoration:none;text-underline-offset:3px}
a:hover{text-decoration:underline;text-decoration-color:var(--accent-line)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
@media(max-width:640px){.wrap{padding:0 16px}}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:color-mix(in srgb,var(--bg) 86%,transparent);
  backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);
  border-bottom:1px solid var(--border)}
.site-header .wrap{display:flex;align-items:center;gap:20px;height:64px}
.brand{font-family:var(--serif);font-weight:600;font-size:1.18rem;letter-spacing:-.01em;color:var(--ink);white-space:nowrap}
.brand:hover{text-decoration:none}
.nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav a{color:var(--muted);font-size:.92rem;font-weight:500;padding:7px 11px;border-radius:8px}
.nav a:hover{color:var(--ink);background:var(--surface-2);text-decoration:none}
.nav a[aria-current="page"]{color:var(--ink);background:var(--surface-2)}
.icon-btn{display:grid;place-items:center;width:36px;height:36px;border-radius:9px;border:1px solid var(--border);
  background:var(--surface);color:var(--muted);cursor:pointer;font-size:.95rem;flex-shrink:0}
.icon-btn:hover{color:var(--ink);border-color:var(--border-2)}
.menu-btn{display:none}
@media(max-width:880px){
  .menu-btn{display:grid}
  .nav{position:fixed;inset:64px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:var(--bg);border-bottom:1px solid var(--border);padding:8px 16px 16px;
    transform:translateY(-8px);opacity:0;pointer-events:none;transition:all .18s}
  .nav.open{transform:none;opacity:1;pointer-events:auto}
  .nav a{padding:11px 12px;font-size:1rem}
}

/* ---------- type ---------- */
h1,h2,h3{font-family:var(--serif);font-weight:600;letter-spacing:-.018em;line-height:1.18;margin:0}
h1{font-size:clamp(2.1rem,4.6vw,3.1rem)}
h2{font-size:clamp(1.45rem,2.6vw,1.8rem)}
h3{font-size:1.14rem;letter-spacing:-.01em}
.eyebrow{font-family:var(--sans);font-size:.74rem;font-weight:650;letter-spacing:.12em;text-transform:uppercase;
  color:var(--accent);margin:0 0 12px}
.lead{font-size:1.14rem;color:var(--muted);max-width:68ch;margin:14px 0 0}
p{margin:0 0 1em}
.prose p{max-width:70ch}
.muted{color:var(--muted)} .faint{color:var(--faint)}

/* ---------- page head ---------- */
.page-head{padding:64px 0 36px;border-bottom:1px solid var(--border)}
.page-head h1{font-size:clamp(2rem,4vw,2.7rem)}
@media(max-width:640px){.page-head{padding:44px 0 28px}}

/* ---------- sections ---------- */
section.block{padding:56px 0}
section.block + section.block{border-top:1px solid var(--border)}
.sec-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.sec-head a{font-size:.92rem;font-weight:550}

/* ---------- home hero ---------- */
.hero{padding:72px 0 56px;display:grid;grid-template-columns:200px 1fr;gap:52px;align-items:start}
@media(max-width:760px){.hero{grid-template-columns:1fr;gap:28px;padding:44px 0 40px}}
.portrait{width:200px;height:200px;border-radius:50%;object-fit:cover;border:1px solid var(--border);box-shadow:var(--shadow)}
.monogram{width:200px;height:200px;border-radius:50%;display:grid;place-items:center;
  background:radial-gradient(120% 120% at 30% 20%,var(--accent-soft),var(--surface-2));
  border:1px solid var(--border);font-family:var(--serif);font-size:4.2rem;font-weight:600;color:var(--accent);letter-spacing:-.04em}
@media(max-width:760px){.portrait,.monogram{width:120px;height:120px}.monogram{font-size:2.6rem}}
.hero h1{margin-bottom:6px}
.hero .role{font-size:1.06rem;color:var(--ink);font-weight:550;margin:0}
.hero .inst{color:var(--muted);margin:2px 0 0}
.hero .tagline{font-family:var(--serif);font-size:1.32rem;line-height:1.45;color:var(--ink);margin:24px 0 0;max-width:40ch;font-weight:400}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 17px;border-radius:10px;font-size:.93rem;font-weight:600;
  border:1px solid var(--border-2);color:var(--ink);background:var(--surface);transition:all .15s}
.btn:hover{text-decoration:none;border-color:var(--accent);color:var(--accent)}
.btn.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.btn.primary:hover{filter:brightness(1.08);color:var(--accent-ink)}
.profiles{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:22px}
.profiles a{font-size:.88rem;color:var(--muted);font-weight:500}
.profiles a:hover{color:var(--accent)}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);
  border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
@media(max-width:760px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{background:var(--surface);padding:24px 22px}
.stat .v{font-family:var(--serif);font-size:2.2rem;font-weight:600;letter-spacing:-.03em;line-height:1}
.stat .l{font-weight:600;font-size:.92rem;margin-top:10px}
.stat .n{font-size:.83rem;color:var(--faint);margin-top:2px}

/* ---------- bio ---------- */
.two-col{display:grid;grid-template-columns:1fr 300px;gap:56px}
@media(max-width:900px){.two-col{grid-template-columns:1fr;gap:32px}}
.side-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px 24px}
.side-box h3{font-family:var(--sans);font-size:.74rem;font-weight:650;letter-spacing:.12em;text-transform:uppercase;color:var(--faint);margin:0 0 12px}
.side-box ul{list-style:none;margin:0;padding:0}
.side-box li{padding:6px 0;border-top:1px solid var(--border);font-size:.93rem}
.side-box li:first-child{border-top:none;padding-top:0}
.side-box + .side-box{margin-top:16px}

/* ---------- theme cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:900px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.grid-3{grid-template-columns:1fr}}
.card{display:block;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:22px 22px 20px;color:inherit;transition:border-color .15s,transform .15s,box-shadow .15s}
a.card:hover{text-decoration:none;border-color:var(--accent-line);transform:translateY(-2px);box-shadow:var(--shadow)}
.card h3{margin-bottom:8px}
.card p{color:var(--muted);font-size:.92rem;line-height:1.58;margin:0}
.card .meta{display:flex;gap:12px;margin-top:16px;font-size:.8rem;color:var(--faint);font-weight:550}
.card .meta b{color:var(--accent);font-weight:650}

/* ---------- theme detail (research page) ---------- */
.theme{display:grid;grid-template-columns:280px 1fr;gap:44px;padding:44px 0;border-top:1px solid var(--border)}
.theme:first-of-type{border-top:none}
@media(max-width:860px){.theme{grid-template-columns:1fr;gap:18px}}
.theme .num{font-family:var(--serif);font-size:.95rem;color:var(--accent);font-weight:600;margin-bottom:8px}
.theme h2{font-size:1.5rem}
.theme .count{font-size:.86rem;color:var(--faint);margin-top:10px}
.theme .desc{font-size:1.02rem;color:var(--muted);margin:0 0 18px;max-width:64ch}
.mini-pubs{list-style:none;margin:0;padding:0}
.mini-pubs li{padding:11px 0;border-top:1px solid var(--border)}
.mini-pubs li:first-child{border-top:none;padding-top:0}
.mini-pubs .t{font-weight:550;line-height:1.42}
.mini-pubs .v{font-size:.86rem;color:var(--faint);margin-top:2px}
.more{display:inline-block;margin-top:16px;font-weight:600;font-size:.92rem}

/* ---------- publications ---------- */
.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:16px}
.search{flex:1;min-width:240px}
.search input,select{width:100%;padding:11px 14px;border:1px solid var(--border-2);border-radius:10px;background:var(--surface);
  color:var(--ink);font:inherit;font-size:.94rem}
select{width:auto;cursor:pointer}
.search input:focus,select:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:transparent}
.chips{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:20px}
.chip{border:1px solid var(--border-2);background:var(--surface);color:var(--muted);border-radius:999px;
  padding:6px 13px;font:inherit;font-size:.84rem;font-weight:500;cursor:pointer;transition:all .13s}
.chip:hover{color:var(--ink)}
.chip[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.count-line{font-size:.88rem;color:var(--faint);margin:0 0 6px}
.year-group{margin-top:28px}
.year-label{font-family:var(--serif);font-size:1.5rem;font-weight:600;color:var(--faint);
  padding-bottom:8px;border-bottom:1px solid var(--border);margin-bottom:4px}
.pub{padding:20px 0;border-bottom:1px solid var(--border)}
.pub:last-child{border-bottom:none}
.pub .t{font-family:var(--serif);font-size:1.12rem;font-weight:600;line-height:1.38;letter-spacing:-.008em;margin:0 0 5px}
.pub .a{font-size:.92rem;color:var(--muted);margin:0}
.pub .a b{color:var(--ink);font-weight:650}
.pub .v{font-size:.9rem;color:var(--faint);margin:2px 0 0}
.pub .v i{color:var(--muted)}
.pub .abs{font-size:.92rem;color:var(--muted);line-height:1.65;margin:12px 0 0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pub.open .abs{-webkit-line-clamp:unset;overflow:visible}
.pub .links{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px;align-items:center}
.lk{display:inline-flex;align-items:center;gap:5px;font:inherit;font-size:.8rem;font-weight:600;padding:5px 11px;
  border-radius:7px;border:1px solid var(--border-2);color:var(--muted);background:var(--surface);cursor:pointer}
.lk:hover{color:var(--accent);border-color:var(--accent);text-decoration:none}
.lk.primary{background:var(--accent-soft);border-color:transparent;color:var(--accent)}
.lk.ghost{border-color:transparent;background:none;padding-left:4px}
.tag{font-size:.75rem;color:var(--faint);border:1px solid var(--border);border-radius:999px;padding:2px 9px}
.empty{text-align:center;padding:60px 0;color:var(--faint)}

/* ---------- software ---------- */
.sw{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media(max-width:760px){.sw{grid-template-columns:1fr}}
.sw .card h3{font-family:var(--sans);font-size:1.02rem;font-weight:700;letter-spacing:-.005em}
.sw .card .paper{font-size:.85rem;color:var(--faint);margin-top:14px;line-height:1.45}
.sw .card .paper a{color:var(--muted)}
.sw .card .row{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:16px}

/* ---------- teaching ---------- */
.course{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;margin-bottom:18px}
.course .head{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.course .orig{font-style:italic;color:var(--faint);font-size:.92rem;margin-top:3px}
.course .lvl{font-size:.88rem;color:var(--muted);text-align:right}
@media(max-width:640px){.course .lvl{text-align:left}}
.sites{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:22px}
@media(max-width:640px){.sites{grid-template-columns:1fr}}
.site-link{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:13px 15px;border-radius:10px;
  border:1px solid var(--border);background:var(--surface-2)}
.site-link .nm{font-weight:600;color:var(--ink);font-size:.95rem}
.site-link .lg{font-size:.7rem;font-weight:700;letter-spacing:.08em;color:var(--accent);border:1px solid var(--accent-line);border-radius:5px;padding:1px 6px;margin-right:8px}
.site-link .rp{font-size:.82rem;color:var(--muted);font-weight:550}

/* ---------- lists (cv, people) ---------- */
.tl{list-style:none;margin:0;padding:0}
.tl li{display:grid;grid-template-columns:150px 1fr;gap:20px;padding:15px 0;border-top:1px solid var(--border)}
.tl li:first-child{border-top:none}
@media(max-width:640px){.tl li{grid-template-columns:1fr;gap:3px}}
.tl .y{font-size:.88rem;color:var(--faint);font-variant-numeric:tabular-nums;font-weight:550;padding-top:2px}
.tl .r{font-weight:600}
.tl .w{color:var(--muted);font-size:.94rem}
.tl .x{color:var(--faint);font-size:.88rem;margin-top:3px}
.cv-grid{display:grid;grid-template-columns:220px 1fr;gap:44px;padding:40px 0;border-top:1px solid var(--border)}
.cv-grid:first-of-type{border-top:none}
@media(max-width:820px){.cv-grid{grid-template-columns:1fr;gap:14px}}
.cv-grid h2{font-size:1.3rem}
.people{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media(max-width:700px){.people{grid-template-columns:1fr}}
.person{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px 22px}
.person .nm{font-family:var(--serif);font-size:1.15rem;font-weight:600}
.person .rl{font-size:.86rem;color:var(--accent);font-weight:600;margin-top:2px}
.person .tp{color:var(--muted);font-size:.92rem;margin-top:10px}
.person .wh{color:var(--faint);font-size:.86rem;margin-top:6px}
.person .now{display:inline-block;margin-top:12px;font-size:.8rem;font-weight:600;color:var(--ink);
  background:var(--surface-2);border-radius:6px;padding:3px 9px}

/* ---------- callout ---------- */
.callout{background:var(--accent-soft);border:1px solid var(--accent-line);border-radius:var(--radius);padding:22px 24px;margin-top:28px}
.callout p{margin:0;color:var(--ink)}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--border);margin-top:40px;padding:40px 0 48px;font-size:.9rem;color:var(--muted)}
.site-footer .wrap{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:32px}
@media(max-width:760px){.site-footer .wrap{grid-template-columns:1fr;gap:20px}}
.site-footer h4{font-family:var(--sans);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--faint);margin:0 0 10px;font-weight:650}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{padding:3px 0}
.site-footer a{color:var(--muted)}
.site-footer a:hover{color:var(--accent)}
.site-footer .nm{font-family:var(--serif);font-size:1.1rem;color:var(--ink);font-weight:600;margin-bottom:6px}

@media print{.site-header,.site-footer,.toolbar,.chips,.links{display:none}body{background:#fff}}

/* ---------- language switch ---------- */
.lang-btn{font-size:.75rem;font-weight:700;letter-spacing:.04em;text-decoration:none}
.lang-btn:hover{text-decoration:none;color:var(--accent);border-color:var(--accent)}