/* Direzione A, editoriale classica: carta avorio, inchiostro blu, testo serif e interfaccia sans.
   Layout: colonna di lettura ~68 caratteri, date e anni a margine nelle liste. */
:root {
  --paper: #FAF8F3;
  --paper-2: #F1EDE3;
  --ink: #1F2430;
  --ink-2: #4A5160;
  --accent: #1F4E79;
  --accent-ink: #FFFFFF;
  --rule: #D9D4C7;
  --margin: #6B6150;
  --badge-bg: #E7EEF5;
  --badge-ink: #173B5C;
  --font-text: "Lora", Georgia, "Times New Roman", serif;
  --font-ui: "Inter", "Helvetica Neue", Arial, sans-serif;
  --measure: 42rem;
  --wide: 68rem;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #16181D; --paper-2: #1E2128; --ink: #E9E5DB; --ink-2: #B4B8C2; --accent: #9CC0EA; --accent-ink: #0F1A26;
    --rule: #343944; --margin: #C9BFA8; --badge-bg: #22344A; --badge-ink: #D3E3F5; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #16181D; --paper-2: #1E2128; --ink: #E9E5DB; --ink-2: #B4B8C2; --accent: #9CC0EA; --accent-ink: #0F1A26;
  --rule: #343944; --margin: #C9BFA8; --badge-bg: #22344A; --badge-ink: #D3E3F5; color-scheme: dark;
}

@font-face { font-family: "Lora"; src: url("../fonts/lora-var.woff") format("woff"); font-weight: 400 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Lora"; src: url("../fonts/lora-italic-var.woff") format("woff"); font-weight: 400 700; font-style: italic; font-display: swap; }
@font-face { font-family: "Inter"; src: url("../fonts/inter-400.woff") format("woff"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Inter"; src: url("../fonts/inter-500.woff") format("woff"); font-weight: 500; font-style: normal; font-display: swap; }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--font-text); font-size: 1.0625rem; line-height: 1.65;
  font-variant-numeric: oldstyle-nums proportional-nums;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 2px; }
h1, h2, h3 { font-weight: 500; line-height: 1.25; text-wrap: balance; margin: 0; }
h1 { font-size: clamp(2rem, 1.6rem + 1.6vw, 2.6rem); letter-spacing: -0.01em; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.125rem; font-family: var(--font-ui); font-weight: 500; letter-spacing: 0.01em; }
p { margin: 0; }
.wrap { max-width: var(--wide); margin: 0 auto; padding: 0 clamp(1rem, 4vw, 2.5rem); }
.prose { max-width: var(--measure); display: grid; gap: 1rem; }
.prose > section, .prose > article { display: grid; gap: 1rem; padding-top: 2.25rem; border-top: 1px solid var(--rule); }
.prose > section:first-child, .prose > article:first-child { border-top: 0; padding-top: 0; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted { color: var(--ink-2); }
.small { font-size: 0.875rem; }

.skip { position: absolute; left: 0.75rem; top: -3rem; background: var(--accent); color: var(--accent-ink); padding: 0.5rem 0.9rem; font-family: var(--font-ui); z-index: 10; }
.skip:focus { top: 0.75rem; }
.proto-bar { background: var(--badge-bg); color: var(--badge-ink); font: 500 0.8125rem/1.4 var(--font-ui); text-align: center; padding: 0.4rem 1rem; }

/* intestazione */
.site-header { border-bottom: 1px solid var(--rule); }
.header-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem 2rem; padding-top: 1.1rem; padding-bottom: 1.1rem; }
.brand { font-size: 1.25rem; color: var(--ink); text-decoration: none; margin-right: auto; }
.site-header nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; font: 400 0.9375rem/1.4 var(--font-ui); }
.site-header nav a { color: var(--ink-2); text-decoration: none; padding: 0.25rem 0; border-bottom: 2px solid transparent; }
.site-header nav a:hover { color: var(--ink); }
.site-header nav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--accent); }
.lang { font: 500 0.8125rem/1 var(--font-ui); letter-spacing: 0.06em; text-decoration: none; border: 1px solid var(--rule); border-radius: 3px; padding: 0.4rem 0.55rem; color: var(--ink); }
.lang:hover { border-color: var(--accent); }

main { padding: clamp(2rem, 5vw, 3.5rem) 0 4rem; display: block; }
main:focus { outline: none; }
.page-head { max-width: var(--measure); display: grid; gap: 0.75rem; margin-bottom: 2.5rem; }
.lede { color: var(--ink-2); font-size: 1.125rem; }
.eyebrow, .label { font: 500 0.75rem/1.3 var(--font-ui); letter-spacing: 0.08em; text-transform: uppercase; color: var(--margin); }

/* home */
.hero { display: grid; grid-template-columns: auto 1fr; gap: clamp(1.25rem, 4vw, 2.5rem); align-items: center; max-width: var(--measure); margin-bottom: 2rem; }
.portrait { width: clamp(7rem, 18vw, 10rem); height: auto; aspect-ratio: 1; object-fit: cover; border-radius: 50%; border: 1px solid var(--rule); background: var(--paper-2); }
.hero-text { display: grid; gap: 0.5rem; }
.role { font: 400 0.9375rem/1.5 var(--font-ui); color: var(--ink-2); }
.tagline { font-style: italic; font-size: 1.25rem; line-height: 1.5; }
.bio { font-size: 1.125rem; }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 0.5rem; }
.button { display: inline-block; font: 500 0.9375rem/1 var(--font-ui); padding: 0.75rem 1.1rem; border: 1px solid var(--accent); border-radius: 4px; text-decoration: none; color: var(--accent); background: transparent; }
.button.primary { background: var(--accent); color: var(--accent-ink); }
.button:hover { text-decoration: underline; }
.home-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr)); gap: 2.5rem; margin-top: 3.5rem; padding-top: 2.25rem; border-top: 1px solid var(--rule); }
.home-cols section { display: grid; gap: 1rem; align-content: start; }
.home-cols h2 { font-size: 1.25rem; }

/* liste brevi */
.short-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.85rem; }
.short-list li { display: grid; gap: 0.15rem; }
.short-meta { font: 400 0.875rem/1.45 var(--font-ui); color: var(--ink-2); }
.short-meta em { font-style: normal; }
.badge { display: inline-block; font: 500 0.75rem/1.2 var(--font-ui); background: var(--badge-bg); color: var(--badge-ink); padding: 0.2rem 0.45rem; border-radius: 3px; vertical-align: 0.1em; }

/* ricerca */
.toc ul { list-style: none; margin: 0.5rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem 1.25rem; font: 400 0.9375rem/1.5 var(--font-ui); }
.line { scroll-margin-top: 1.5rem; }
.thesis { background: var(--paper-2); padding: 1rem 1.15rem; border-left: 3px solid var(--accent); display: grid; gap: 0.35rem; }

/* pubblicazioni */
.filters { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 1rem 2rem; padding: 1rem 0 1.25rem; margin-bottom: 1.5rem; border-bottom: 1px solid var(--rule); font-family: var(--font-ui); font-size: 0.9375rem; }
.field { display: grid; gap: 0.4rem; border: 0; margin: 0; padding: 0; min-width: 0; }
.field label, .field legend { font-weight: 500; color: var(--ink-2); font-size: 0.8125rem; padding: 0; }
select { font: inherit; color: var(--ink); background: var(--paper); border: 1px solid var(--rule); border-radius: 4px; padding: 0.5rem 2rem 0.5rem 0.65rem; }
.chips { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.chip span { display: inline-block; padding: 0.45rem 0.75rem; border: 1px solid var(--rule); border-radius: 999px; color: var(--ink-2); }
.chip input:checked + span { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.chip input:focus-visible + span { outline: 3px solid var(--accent); outline-offset: 2px; }
.count { margin-left: auto; color: var(--ink-2); font-size: 0.875rem; }
.pub-group { display: grid; grid-template-columns: 6.5rem minmax(0, var(--measure)); gap: 0 1.5rem; padding: 1.5rem 0; border-top: 1px solid var(--rule); }
.pub-group:first-child { border-top: 0; }
.group-title { font-size: 1.125rem; color: var(--margin); font-variant-numeric: lining-nums; padding-top: 0.15rem; }
.pub-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.6rem; }
.pub { display: grid; gap: 0.4rem; scroll-margin-top: 1.5rem; }
.pub:target { background: var(--paper-2); box-shadow: 0 0 0 0.6rem var(--paper-2); }
.pub-meta { font: 400 0.8125rem/1.4 var(--font-ui); color: var(--margin); letter-spacing: 0.01em; }
.pub-cite { overflow-wrap: anywhere; }
.me { font-weight: 600; }
.pub-links, .pub-pdf { font: 400 0.875rem/1.5 var(--font-ui); color: var(--ink-2); }
.pub-links { display: flex; flex-wrap: wrap; gap: 0 0.1rem; }
.pdf { font-weight: 500; }
.pdf::before { content: "↓ "; }

/* progetti, attività, cv */
.facts, .rows { margin: 0; display: grid; gap: 0.6rem; }
.facts > div, .rows > div { display: grid; grid-template-columns: 9rem minmax(0, 1fr); gap: 1rem; }
.facts dt, .rows dt { font: 400 0.875rem/1.65 var(--font-ui); color: var(--margin); font-variant-numeric: lining-nums tabular-nums; }
.facts dd, .rows dd { margin: 0; }
.rows.talks strong { font-weight: 500; }
.plain { margin: 0; padding-left: 1.2rem; display: grid; gap: 0.5rem; }
.note { color: var(--ink-2); font-size: 0.9375rem; }
.talk-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.85rem; }
.talk-list .when { display: block; font: 400 0.875rem/1.45 var(--font-ui); color: var(--margin); }
.email { font-family: var(--font-ui); }

/* piè di pagina */
.site-footer { border-top: 1px solid var(--rule); background: var(--paper-2); }
.footer-inner { display: grid; gap: 0.4rem; padding-top: 1.5rem; padding-bottom: 2rem; font: 400 0.8125rem/1.6 var(--font-ui); color: var(--ink-2); }

@media (max-width: 40rem) {
  .header-inner { gap: 0.6rem 1rem; }
  .brand { width: 100%; margin-right: 0; }
  .site-header nav { flex: 1; }
  .hero { grid-template-columns: 1fr; }
  .pub-group { grid-template-columns: 1fr; gap: 0.75rem; }
  .facts > div, .rows > div { grid-template-columns: 1fr; gap: 0.1rem; }
  .count { margin-left: 0; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }
@media print {
  .site-header nav, .lang, .filters, .skip, .proto-bar, .actions { display: none !important; }
  body { background: #fff; color: #000; }
}
.profiles { font: 400 0.9375rem/1.5 var(--font-ui); color: var(--ink-2); }
.page-head .note a, .profiles a { white-space: nowrap; }