/* =========================
   Design tokens (LIGHT default)
   ========================= */
:root{
  /* Colori base */
  --bg: #f7f9fc;
  --text: #0f172a;
  --muted: #475569;

  /* Bordi (semi-trasparenti per effetto "soft") */
  --border: rgba(15,23,42,0.12);
  --border-2: rgba(15,23,42,0.18);

  /* Brand */
  --vitamin: #16a34a;
  --vitamin-2: #15803d;
  --vitamin-soft: rgba(22,163,74,0.14);

  /* Raggi & layout */
  --radius: 16px;
  --radius-sm: 12px;
  --max: 1120px;

  /* Ombre */
  --shadow: 0 18px 50px rgba(15,23,42,0.10);
  --shadow-soft: 0 10px 28px rgba(15,23,42,0.08);

  /* Tipografia fluida */
  --h1: clamp(2.05rem, 4.2vw, 3.35rem);
  --h2: clamp(1.28rem, 2.4vw, 1.72rem);
  --body: clamp(0.98rem, 0.35vw + 0.92rem, 1.05rem);

  /* Leggibilità */
  --reading: 74ch;

  /* Spaziature */
  --gutter: clamp(16px, 3vw, 26px);
  --section-pad: clamp(32px, 4.2vw, 46px);
  --card-pad: clamp(16px, 2.2vw, 22px);
  --grid-gap: clamp(12px, 2vw, 18px);

  /* Interazioni */
  --ring: 0 0 0 4px var(--vitamin-soft);
  --dur: 170ms;
  --ease: cubic-bezier(.2,.9,.2,1);

  /* Drawer */
  --drawerW: min(360px, 92vw);

  /* Header / anchor offset (un solo punto da aggiornare) */
  --headerH: 76px;
  --anchorOffset: calc(var(--headerH) + 20px);
}

/* =========================
   Tema DARK (toggle via data-theme)
   ========================= */
html[data-theme="dark"]{
  --bg: #0b1220;
  --text: #e7eefc;
  --muted: rgba(231,238,252,0.72);

  --vitamin: #22c55e;
  --vitamin-2: #16a34a;
  --vitamin-soft: rgba(34,197,94,0.16);

  --border: rgba(255,255,255,0.10);
  --border-2: rgba(255,255,255,0.14);

  --shadow: 0 20px 60px rgba(0,0,0,0.38);
  --shadow-soft: 0 10px 28px rgba(0,0,0,0.24);
}

/* =========================
   Base & reset minimale
   ========================= */
*,
*::before,
*::after{ box-sizing: border-box; }

html{
  /* Smooth scroll: comodo per anchor, ma va spento con reduced-motion */
  scroll-behavior: smooth;

  /* Offset globale per anchor / scrollIntoView quando c’è header sticky */
  scroll-padding-top: var(--anchorOffset);

  /* UA controls (form, scrollbar, ecc.) coerenti con tema */
  color-scheme: light;
}
html[data-theme="dark"]{ color-scheme: dark; }

body{
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  font-size: var(--body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.7;
  color: var(--text);

  /* Background "brand" (leggero + coerente col tuo design) */
  background:
    radial-gradient(1100px 520px at 18% -12%, rgba(22,163,74,0.11), transparent 60%),
    radial-gradient(900px 520px at 95% 0%, rgba(56,189,248,0.08), transparent 55%),
    linear-gradient(180deg, #ffffff, var(--bg) 40%);

  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

html[data-theme="dark"] body{
  background:
    radial-gradient(900px 520px at 15% -10%, rgba(34,197,94,0.12), transparent 60%),
    radial-gradient(900px 520px at 95% 0%, rgba(56,189,248,0.10), transparent 55%),
    linear-gradient(180deg, #081021, var(--bg) 45%, #070d18);
}

/* Immagini: evita gap baseline e overflow */
img{ max-width: 100%; display: block; }

/* Container principale */
.container{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}



/* =========================
   Accessibilità: skip-link + focus
   ========================= */
.skip-link{
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.skip-link:focus{
  left: 16px;
  top: 16px;
  width: auto;
  height: auto;
  padding: 10px 12px;
  background: rgba(0,0,0,0.55);
  border: 1px solid var(--border);
  border-radius: 12px;
  z-index: 999;
}

/* Focus ring: usa :focus-visible (tastiera) */
:where(a, button, [role="button"], input, textarea, select):focus-visible{
  outline: none;
  box-shadow: var(--ring);
  border-radius: 12px;
}

/* Link */
a{
  color: var(--text);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
}
@media (hover:hover){
  a:hover{ color: var(--vitamin); }
}

/* Inline code */
code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.95em;
  padding: 0.12em 0.35em;
  border-radius: 8px;
  background: rgba(15,23,42,0.04);
  border: 1px solid rgba(15,23,42,0.10);
}
html[data-theme="dark"] code{
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
}

/* Evita overflow da stringhe lunghe */
code, .ltitle, .lsub, .brand-title, .brand-sub{ overflow-wrap: anywhere; }


/* =========================
   Reduced motion
   ========================= */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }

  /* Disattiva solo ciò che è davvero "motion" */
  .reveal,
  .overlay,
  .mobile-drawer,
  .header,
  .btn,
  .theme-btn,
  .menu-btn{
    transition: none !important;
  }
}

/* =========================
   Sezioni: performance opt-in
   (content-visibility: auto = rendering lazy delle parti off-screen)
   ========================= */
.section{
  padding: var(--section-pad) 0;
  border-top: 1px solid rgba(15,23,42,0.08);

  /* Performance: safe-ish per pagine lunghe (progressive enhancement) */
  content-visibility: auto;
  contain-intrinsic-size: 1px 700px;
}
html[data-theme="dark"] .section{
  border-top: 1px solid rgba(255,255,255,0.08);
}

/* Head sezione */
.section-head{
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 14px;
}
.section h2{
  margin: 0;
  font-size: var(--h2);
  font-weight: 950;
  letter-spacing: -0.015em;
  text-wrap: balance; /* non critico: se non supportato viene ignorato */
}
.section-sub{
  margin: 0;
  color: var(--muted);
  max-width: var(--reading);
}

/* Utility testo */
.muted{ color: var(--muted); }

/* Liste */
.list{
  margin: 10px 0 0 0;
  padding-left: 18px;
  color: var(--muted);
}
html[data-theme="dark"] .list{ color: rgba(231,238,252,0.78); }
.list li{ margin: 8px 0; }

/* Checklist (usata in Quick facts) */
.list.checklist{
  list-style: none;
  padding-left: 0;
}
.list.checklist li{
  position: relative;
  padding-left: 1.6em;
}
.list.checklist li::before{
  content: "⊨";
  position: absolute;
  left: 0;
  top: 0.05em;
  font-weight: 700;
}

/* =========================
   Overlay + Drawer (mobile)
   ========================= */


/* Glass solo se supportato (fallback = semplice overlay opaco) */
@supports ((backdrop-filter: blur(6px)) or (-webkit-backdrop-filter: blur(6px))){
  .overlay{
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
  }
}

html[data-theme="dark"] .overlay{ background: rgba(0,0,0,0.55); }
.overlay.show{ opacity: 1; pointer-events: auto; }

.mobile-drawer{
  position: fixed;
   top: var(--headerH);
  right: 0;
  height: 100vh;
  width: var(--drawerW);
  z-index: 70;

  transform: translateX(105%);
  transition: transform var(--dur) var(--ease);

  border-left: 1px solid var(--border);
  background: rgba(255,255,255,0.86);
  box-shadow: var(--shadow);

  display: flex;
  flex-direction: column;
  padding: 14px;
}

/* Glass del drawer (progressive enhancement) */
@supports ((backdrop-filter: blur(14px)) or (-webkit-backdrop-filter: blur(14px))){
  .mobile-drawer{
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
  }
}

html[data-theme="dark"] .mobile-drawer{
  background: rgba(11,18,32,0.78);
  border-left: 1px solid rgba(255,255,255,0.12);
}

.mobile-drawer.open{ transform: translateX(0); }

.mobile-top{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 6px 10px 6px;
}
.mobile-title{ font-weight: 950; letter-spacing: -0.01em; }

.icon-btn{
  min-height: 40px;
  min-width: 40px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(15,23,42,0.03);
  color: var(--text);
  font-weight: 900;
  display: grid;
  place-items: center;
  cursor: pointer;
}
html[data-theme="dark"] .icon-btn{
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06);
}

.mobile-nav{
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px 4px;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
}
.mobile-nav a{
  text-decoration: none;
  padding: 12px 10px;
  border-radius: 14px;
  font-weight: 800;
  color: var(--text);
  border: 1px solid transparent;
}
.mobile-nav a:hover{ background: rgba(15,23,42,0.05); }
html[data-theme="dark"] .mobile-nav a{
  color: rgba(231,238,252,0.92);
}
html[data-theme="dark"] .mobile-nav a:hover{ background: rgba(255,255,255,0.06); }

.mobile-foot{
  padding: 10px 6px 6px 6px;
  border-top: 1px solid var(--border);
}
html[data-theme="dark"] .mobile-foot{
  border-top: 1px solid rgba(255,255,255,0.10);
}
.mobile-hint{
  font-size: 0.92rem;
  color: var(--muted);
}
kbd{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.92em;
  padding: 0.12em 0.35em;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: rgba(15,23,42,0.03);
}
html[data-theme="dark"] kbd{
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
}

/* Drawer/overlay solo sotto 920px */
@media (min-width: 921px){
  .mobile-drawer, .overlay{ display: none; }
}

/* =========================
   Header (sticky + glass + scrolled)
   ========================= */
.header{
  position: sticky;
  top: 0;
  z-index: 50;

  background: rgba(255,255,255,0.78);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 0 rgba(15,23,42,0.06);

  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

/* Glass dell’header (progressive enhancement) */
@supports ((backdrop-filter: blur(14px)) or (-webkit-backdrop-filter: blur(14px))){
  .header{
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
  }
}

html[data-theme="dark"] .header{
  background: rgba(11,18,32,0.72);
  border-bottom: 1px solid rgba(255,255,255,0.09);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}

.header.scrolled{
  background: rgba(255,255,255,0.88);
  box-shadow: 0 10px 26px rgba(15,23,42,0.10);
}
html[data-theme="dark"] .header.scrolled{
  background: rgba(11,18,32,0.82);
  box-shadow: 0 14px 34px rgba(0,0,0,0.36);
}

/* Linea verde sotto l’header */
.header::after{
  content:"";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(22,163,74,0.32), transparent);
  pointer-events: none;
  opacity: .75;
}
html[data-theme="dark"] .header::after{ opacity: .35; }

.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 10px;
}

/* Brand */
.brand{
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex: 1 1 auto;
}
.logo{
  width: 38px;
  height: 38px;
  border-radius: 14px;
  background: transparent;
  box-shadow: none;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
}

html[data-theme="dark"] .logo img{
  filter: brightness(1.05) contrast(1.05);
}

.logo svg{ width: 18px; height: 18px; color: #07130c; }

.brand-text{ display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.brand-title{
  font-weight: 900;
  letter-spacing: 0.1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.brand-sub{
  font-size: 0.9rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Nav desktop */
.navlinks{
  display: flex;
  gap: 8px;
  align-items: center;
  flex: 0 0 auto;
}
.navlinks a{
  text-decoration: none;
  font-weight: 650;
  font-size: 0.95rem;
  padding: 10px 10px;
  border-radius: 12px;
  border: 1px solid transparent;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.navlinks a:hover{
  background: rgba(15,23,42,0.05);
  color: var(--text);
}
html[data-theme="dark"] .navlinks a{
  color: rgba(231,238,252,0.92);
}
html[data-theme="dark"] .navlinks a:hover{
  background: rgba(255,255,255,0.06);
  color: rgba(231,238,252,0.95);
}

.navlinks a[href="#abstract"]:hover{
  background: rgba(22,163,74,0.08);
  border-color: rgba(22,163,74,0.25);
}

/* Active links (desktop + mobile) */
.navlinks a.active,
.mobile-nav a.active{
  border-color: rgba(22,163,74,0.25);
  background: rgba(22,163,74,0.08);
}
html[data-theme="dark"] .navlinks a.active,
html[data-theme="dark"] .mobile-nav a.active{
  border-color: rgba(34,197,94,0.22);
  background: rgba(34,197,94,0.08);
}

.header-actions{
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

/* Bottoni header */
.theme-btn,
.menu-btn{
  min-height: 44px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, #ffffff, rgba(255,255,255,0.86));
  color: var(--text);
  padding: 10px 12px;
  border-radius: 12px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-soft);
  cursor: pointer;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
html[data-theme="dark"] .theme-btn,
html[data-theme="dark"] .menu-btn{
  border: 1px solid rgba(255,255,255,0.12);
  background: linear-gradient(180deg, rgba(255,255,255,0.07), rgba(255,255,255,0.03));
  color: var(--text);
}
.theme-btn:hover, .menu-btn:hover{ transform: translateY(-1px); }
.theme-btn:active, .menu-btn:active{ transform: translateY(0); }

/* Icone tema (moon/sun) */
.theme-icn{ display: inline-grid; place-items: center; }
.theme-icn .icn{ width: 18px; height: 18px; }
.icn-sun{ display: none; }
html[data-theme="dark"] .icn-sun{ display: block; }
html[data-theme="dark"] .icn-moon{ display: none; }

/* Responsive header: nasconde nav desktop e mostra menu */
.menu-btn{ display: none; }
@media (max-width: 920px){
  .navlinks{ display: none; }
  .menu-btn{ display: inline-flex; }
}
@media (max-width: 520px){
  :root{ --headerH: 68px; } /* header più basso su phone → anchorOffset si aggiorna da solo */

  .logo{ width: 34px; height: 34px; border-radius: 12px; }
  .brand-sub{ display: none; }
  .header-inner{ padding: 12px 0; }
}

/* =========================
   Reveal animation (JS aggiunge .is-visible)
   ========================= */
@media (prefers-reduced-motion: no-preference){
  .reveal{
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 240ms var(--ease), transform 240ms var(--ease);
  }
  .reveal.is-visible{
    opacity: 1;
    transform: none;
  }
}

/* =========================
   Hero
   ========================= */
.hero{
  padding: clamp(46px, 6vw, 70px) 0 clamp(18px, 3vw, 30px) 0;
}
.hero-grid{
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--grid-gap);
  align-items: start;
}
@media (max-width: 1020px){
  .hero-grid{ grid-template-columns: 1fr; }
}

.pill{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(15,23,42,0.03);
  color: var(--muted);
  font-weight: 750;
  width: fit-content;
}
html[data-theme="dark"] .pill{
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.04);
}

.dot{
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--vitamin);
  box-shadow: 0 0 0 4px var(--vitamin-soft);
}

.h1{
  margin: 16px 0 10px 0;
  font-size: var(--h1);
  line-height: 1.10;
  font-weight: 950;
  letter-spacing: -0.03em;
  text-wrap: balance;
}
.h1-sub{
  display: block;
  font-size: 0.62em;
  margin-top: 10px;
  color: rgba(15,23,42,0.70);
  font-weight: 800;
}
html[data-theme="dark"] .h1-sub{ color: rgba(231,238,252,0.78); }

.h1-line{
  display: block;
}

.nowrap{
  white-space: nowrap;
}

.brand-word{ color: var(--vitamin); }

.lead{
  margin: 0;
  max-width: var(--reading);
  color: var(--muted);
  font-size: clamp(1.02rem, 0.45vw + 0.98rem, 1.1rem);
  line-height: 1.78;
}

.actions{
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}
@media (max-width: 480px){
  .actions{ flex-direction: column; }
  .btn{ width: 100%; justify-content: center; }
}

.btn{
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, #ffffff, rgba(255,255,255,0.86));
  color: var(--text);
  font-weight: 850;
  text-decoration: none;
  box-shadow: var(--shadow-soft);
  transform: translateY(0);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.btn:hover{ transform: translateY(-2px); }
.btn:active{ transform: translateY(0px); }

.btn.primary{
  border-color: rgba(22,163,74,0.35);
  background: linear-gradient(135deg, rgba(22,163,74,0.18), rgba(22,163,74,0.10));
}

html[data-theme="dark"] .btn{
  border: 1px solid rgba(255,255,255,0.12);
  background: linear-gradient(180deg, rgba(255,255,255,0.07), rgba(255,255,255,0.03));
  color: rgba(231,238,252,0.95);
}
html[data-theme="dark"] .btn.primary{
  border-color: rgba(34,197,94,0.35);
  background: linear-gradient(135deg, rgba(34,197,94,0.22), rgba(22,163,74,0.12));
  color: var(--text);
}

.chips{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.chip{
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(15,23,42,0.03);
  color: var(--muted);
  font-weight: 750;
  font-size: 0.92rem;
}
html[data-theme="dark"] .chip{
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.10);
  color: rgba(231,238,252,0.82);
}

/* =========================
   Card / Panel / Person (superfici)
   ========================= */
.card,
.person,
.panel{
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,0.92), rgba(255,255,255,0.78));
  box-shadow: var(--shadow-soft);
  padding: var(--card-pad);
  position: relative;
  overflow: hidden;
}
html[data-theme="dark"] .card,
html[data-theme="dark"] .person,
html[data-theme="dark"] .panel{
  border: 1px solid rgba(255,255,255,0.10);
  background: linear-gradient(180deg, rgba(255,255,255,0.07), rgba(255,255,255,0.03));
}

.card::before,
.person::before,
.panel::before{
  content:"";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.70), transparent 45%);
  opacity: .30;
  pointer-events: none;
}
html[data-theme="dark"] .card::before,
html[data-theme="dark"] .person::before,
html[data-theme="dark"] .panel::before{
  background: linear-gradient(180deg, rgba(255,255,255,0.12), transparent 55%);
  opacity: .55;
}

.panel{
  box-shadow: var(--shadow);
}
.panel::after{
  content:"";
  position: absolute;
  inset: -40px -60px auto auto;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, var(--vitamin-soft), transparent 62%);
  opacity: .85;
  pointer-events: none;
}

.panel-head{ position: relative; z-index: 1; }
.panel-title{ font-weight: 950; letter-spacing: -0.01em; }
.panel-sub{ margin-top: 2px; font-size: 0.92rem; color: var(--muted); }

.divider{
  position: relative;
  z-index: 1;
  height: 1px;
  background: var(--border);
  margin: 14px 0;
}
html[data-theme="dark"] .divider{ background: rgba(255,255,255,0.10); }

.callout-title{ font-weight: 900; margin-bottom: 8px; }

/* Key-value (Quick facts) */
.kv{
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 10px;
  margin-top: 12px;
  align-items: start;
}
.k{ color: rgba(15,23,42,0.60); font-weight: 800; }
.v{ color: var(--text); font-weight: 750; }
html[data-theme="dark"] .k{ color: rgba(231,238,252,0.68); }
html[data-theme="dark"] .v{ color: rgba(231,238,252,0.92); }

@media (max-width: 520px){
  .kv{ grid-template-columns: 1fr; gap: 4px; }
  .k{ font-size: 0.9rem; letter-spacing: 0.02em; }
  .v{ font-size: 1rem; }
}

/* =========================
   Griglie: .two e .people
   ========================= */
.two{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--grid-gap);
  margin-top: 18px;
}
@media (max-width: 380px){
  .two{ grid-template-columns: 1fr; }
}

.people{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--grid-gap);
  margin-top: 12px;
}

/* Audience (outline) */
.audience{ align-items: start; }
.audience h3 + p,
.audience h3 + ul{ margin-top: 6px; }

.h3{
  margin: 0 0 8px 0;
  font-weight: 900;
}

/* =========================
   Person card
   ========================= */
.person-top{
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 12px;
  row-gap: 2px;
  align-items: center;
}

.person-meta{ display: flex; flex-direction: column; }

.name{ font-weight: 950; line-height: 1.2; }
.aff{
  color: var(--muted);
  margin-top: 2px;
  font-size: 0.9rem;
  line-height: 1.3;
  white-space: nowrap;
}
@media (max-width: 420px){
  .person-top{ align-items: flex-start; }
  .aff{ white-space: normal; }
}

/* Avatar: funziona sia per <img> che per fallback <div> */
.avatar{
  width: 44px;
  height: 44px;
  border-radius: 16px;
  object-fit: cover;

  background: rgba(22,163,74,0.08);
  border: 1px solid rgba(22,163,74,0.18);
  color: var(--vitamin);
  font-weight: 900;

  /* Se è un <div>, centra il testo; su <img> non dà problemi */
  display: grid;
  place-items: center;

  grid-row: 1 / span 2;
  align-self: center;
}
html[data-theme="dark"] .avatar{
  background: rgba(34,197,94,0.10);
  border: 1px solid rgba(34,197,94,0.18);
}

/* Icona email */
.mail-icn{
  margin-left: 6px;
  font-size: 1.5em;
  text-decoration: none;
  color: var(--muted);
  opacity: 0.6;
  position: relative;
  top: 0.05em;
}
.mail-icn:hover{
  color: var(--vitamin);
  opacity: 1;
}

/* =========================
   Timeline (slot)
   ========================= */
.timeline{
  display: grid;
  gap: var(--grid-gap);
  margin-top: 12px;
}

.slot{
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 14px;

  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,0.92), rgba(255,255,255,0.78));
  box-shadow: var(--shadow-soft);

  padding: var(--card-pad);
  position: relative;
  overflow: hidden;
}
html[data-theme="dark"] .slot{
  border: 1px solid rgba(255,255,255,0.10);
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.03));
}

.slot::before{
  content:"";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--vitamin), transparent);
  opacity: 0.9;
}
.slot::after{
  content:"";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, var(--vitamin-soft), transparent 60%);
  opacity: .65;
  pointer-events: none;
}

.t{
  font-weight: 950;
  color: var(--text);
  padding-left: 6px;
}
.d .title{ font-weight: 900; }
.d .text{ color: var(--muted); margin-top: 4px; }
html[data-theme="dark"] .d .text{ color: rgba(231,238,252,0.74); }

@media (max-width: 560px){
  .slot{
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .t{
    padding-left: 0;
    width: fit-content;
    border: 1px solid var(--border);
    background: rgba(15,23,42,0.03);
    border-radius: 999px;
    padding: 6px 10px;
    font-size: 0.95rem;
  }
  html[data-theme="dark"] .t{
    border: 1px solid rgba(255,255,255,0.12);
    background: rgba(255,255,255,0.04);
  }
}

/* =========================
   Abstract band (full bleed)
   - Nota: il ::before richiede position: relative
   - color-mix() è progressivo: metto fallback + @supports
   ========================= */
.abstract-band{
  position: relative;

  width: 100vw;
  margin-left: calc(50% - 50vw);

  /* Fallback senza color-mix */
  background: linear-gradient(
    180deg,
    rgba(22,163,74,0.12),
    rgba(22,163,74,0.04)
  );

  padding: 12px 0 18px;
}
.abstract-band + .section{ border-top: none; }

@supports (background: color-mix(in srgb, #000 50%, transparent)){
  .abstract-band{
    background: linear-gradient(
      180deg,
      color-mix(in srgb, var(--vitamin) 12%, transparent),
      color-mix(in srgb, var(--vitamin) 4%, transparent)
    );
  }
  html[data-theme="dark"] .abstract-band{
    background: linear-gradient(
      180deg,
      color-mix(in srgb, var(--vitamin) 18%, transparent),
      color-mix(in srgb, var(--vitamin) 6%, transparent)
    );
  }
}

.abstract-band::before{
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(22,163,74,0.25),
    transparent
  );
  opacity: 0.4;
}

.abstract-inner{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

#abstract .section-head{ margin-bottom: 2px; }

.abstract-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
 row-gap: 10px;
  column-gap: clamp(24px, 5vw, 48px);
  color: var(--muted);
  line-height: 1.8;
}
@media (max-width: 820px){
  .abstract-grid{ grid-template-columns: 1fr; }
}

#abstract p{
  margin: 0;
}

.abstract-label{
  font-weight: 800;
  color: var(--text);
  margin-right: 4px;
}

/* =========================
   Materials: link-cards responsive
   ========================= */
#materials .linkgrid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 10px;
  margin-top: 14px;
}

#materials .linkcard{
  display: grid;
  grid-template-columns: 40px 1fr auto;
  align-items: center;
  gap: 12px;
  min-height: 72px;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(15,23,42,0.02);
  text-decoration: none;
  box-shadow: 0 1px 0 rgba(15,23,42,0.03);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

#materials .linkcard:hover{
  transform: translateY(-1px);
  background: rgba(22,163,74,0.06);
  border-color: rgba(22,163,74,0.25);
}

html[data-theme="dark"] #materials .linkcard{
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
}
html[data-theme="dark"] #materials .linkcard:hover{
  background: rgba(34,197,94,0.08);
  border-color: rgba(34,197,94,0.22);
}

#materials .licn{
  width: 36px;
  height: 36px;
  border-radius: 14px;
  border: 1px solid rgba(22,163,74,0.18);
  background: rgba(22,163,74,0.08);
  color: var(--vitamin);
  display: grid;
  place-items: center;
}
html[data-theme="dark"] #materials .licn{
  border: 1px solid rgba(34,197,94,0.18);
  background: rgba(34,197,94,0.08);
}
#materials .licn svg{ width: 18px; height: 18px; }

#materials .ltext{ display: flex; flex-direction: column; gap: 2px; min-width: 0; }
#materials .ltitle{ font-weight: 900; color: var(--text); }
#materials .lsub{ font-size: 0.92rem; color: var(--muted); }
#materials .lchev{
  margin-left: auto;
  font-size: 1.6rem;
  line-height: 1;
  opacity: .6;
  color: var(--text);
}

/* Clamp testo su phone */
@media (max-width: 520px){
  #materials .ltitle,
  #materials .lsub{ white-space: normal; }

  #materials .ltitle,
  #materials .lsub{
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  #materials .ltitle{ -webkit-line-clamp: 2; }
  #materials .lsub{ -webkit-line-clamp: 2; }
}

/* Molto piccolo: elimina colonna chevron */
@media (max-width: 420px){
  #materials .linkcard{ grid-template-columns: 40px 1fr; }
  #materials .lchev{ display: none; }
  #materials .licn{
    width: 34px;
    height: 34px;
    border-radius: 12px;
  }
}

/* =========================
   Footer
   ========================= */
.footer{
  padding: clamp(28px, 4vw, 38px) 0 clamp(40px, 6vw, 52px) 0;
  margin-top: 10px;

  background: linear-gradient(180deg, transparent, rgba(22,163,74,0.06));
  width: 100%;
}
html[data-theme="dark"] .footer{
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer::before{
  content: "";
  display: block;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(22,163,74,0.25), transparent);
  margin-bottom: 24px;
}

.footer-inner{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);

  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;

  color: var(--muted);
}
.footer-meta{
  text-align: right;
  color: var(--muted);
}

/* Utility (se ti serve una sezione più "tight") */
.section-soft{
  padding-top: 24px;
  padding-bottom: 24px;
}


.mobile-drawer{
  background: #ffffff !important;
  
}

html[data-theme="dark"] .mobile-drawer{
  background: #0b1220 !important;
}