/* ==========================================================
   STYLE.CSS - FOGLIO DI STILE GLOBALE E PALETTE UFFICIALE
========================================================== */

/* --- ANTI-GLITCH LINGUA E CARICAMENTO --- */
html { overflow-x: clip; }
body { opacity: 0; transition: opacity 0.15s ease-in; }
body.loaded { opacity: 1; }

[data-lang] { display: none; }
html[data-current-lang="it"] [data-lang="it"] { display: block !important; }
html[data-current-lang="it"] span[data-lang="it"], html[data-current-lang="it"] a[data-lang="it"] { display: inline !important; }
html[data-current-lang="en"] [data-lang="en"] { display: block !important; }
html[data-current-lang="en"] span[data-lang="en"], html[data-current-lang="en"] a[data-lang="en"] { display: inline !important; }

:root {
  /* Palette Colori — 5-tone scale */
  --bright-snow:    #F8F9FA;   /* background sito + interni card */
  --alabaster-grey: #D1D6D9;   /* bordi card, linee, sfondi inattivi */
  --carbon-black:   #1B2024;   /* tutta la tipografia + struttura */
  --ash-grey:       #A3B8AD;   /* sfondi tag, badge, hover secondari */
  --evergreen:      #0E3B2D;   /* CTA, indicatori, hover primari */

  /* Assegnazioni Logiche */
  --bg-primary:   var(--bright-snow);
  --text-main:    var(--carbon-black);
  --border-color: var(--alabaster-grey);
  --accent-hover: var(--evergreen);
  --bg-secondary: var(--ash-grey);

  /* Layout */
  --page-max-width: 1440px;
  --section-padding-y: 8rem;
  --section-padding-x: 5%;

  /* Tipografia */
  --font-sans: 'Inter', sans-serif;
  --font-serif: 'Crimson Pro', serif;

  --serif-1: 3.5rem;
  --serif-2: 2.5rem;
  --serif-3: 1.5rem;
  --serif-4: 1.25rem;

  --sans-1: 1.125rem;
  --sans-2: 1rem;
  --sans-3: 0.9rem;
  --sans-4: 0.75rem;

  /* Curvatura Uniformata */
  --radius-sm: 12px;
  --radius-md: 24px;
  --radius-lg: 32px;

  --transition-fast: 0.2s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 70px; /* Compensa l'altezza della navbar sticky */
}

body {
  font-family: var(--font-sans); background-color: var(--bg-primary);
  color: var(--text-main); -webkit-font-smoothing: antialiased;
}

/* -----------------------------------------
   SISTEMA TIPOGRAFICO
----------------------------------------- */
.t-serif-1, .t-serif-2, .t-serif-3, .t-serif-4 { font-family: var(--font-serif); font-weight: 400; color: var(--carbon-black); }
.t-serif-1 { font-size: var(--serif-1); line-height: 1.1; margin-bottom: 1.5rem; }
.t-serif-1 em { color: var(--evergreen); font-style: italic; }
.t-serif-2 { font-size: var(--serif-2); line-height: 1.2; margin-bottom: 2rem; }
.t-serif-3 { font-size: var(--serif-3); line-height: 1.3; margin-bottom: 0.5rem; }
.t-serif-4 { font-size: var(--serif-4); line-height: 1.4; }

.t-sans-1, .t-sans-2, .t-sans-3, .t-sans-4 { font-family: var(--font-sans); color: var(--carbon-black); }
.t-sans-1 { font-size: var(--sans-1); line-height: 1.6; }
.t-sans-2 { font-size: var(--sans-2); line-height: 1.6; }
.t-sans-3 { font-size: var(--sans-3); line-height: 1.5; }
.t-sans-4 { font-size: var(--sans-4); line-height: 1.5; color: var(--ash-grey); text-transform: uppercase; letter-spacing: 0.05em; font-weight: 600; margin-bottom: 0.8rem; }

.t-body-black { color: #000000; font-family: var(--font-sans); font-size: var(--sans-2); line-height: 1.6; }

/* -----------------------------------------
   CLASSI DI UTILITÀ E INTERAZIONE
----------------------------------------- */
.bg-prussian  { background-color: var(--carbon-black); }
.bg-ash-grey  { background-color: var(--ash-grey); }
.text-white-smoke { color: var(--bright-snow) !important; }
.text-carbon  { color: var(--carbon-black) !important; }
.text-air-force { color: var(--evergreen) !important; }
.text-air-force-bold { color: var(--evergreen) !important; font-weight: 600 !important; }
.text-uppercase { text-transform: uppercase; letter-spacing: 0.05em; }

.hover-accent { transition: color var(--transition-fast); text-decoration: none; color: inherit; }
.hover-accent:hover { color: var(--accent-hover) !important; }

/* Pulsanti "Pillola" */
.btn-pill {
  display: inline-flex; align-items: center; justify-content: center; height: 40px;
  background-color: var(--evergreen); color: #fff !important;
  border: 1px solid var(--evergreen);
  padding: 0 1.2rem; border-radius: var(--radius-md);
  text-decoration: none; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.btn-pill-inv {
  display: inline-flex; align-items: center; justify-content: center; height: 40px;
  background-color: transparent; color: var(--carbon-black) !important;
  border: 1px solid var(--carbon-black);
  padding: 0 1.2rem; border-radius: var(--radius-md);
  text-decoration: none; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

/* HOVER UNIFICATO: entrambi i pulsanti → verde emerald */
.btn-pill:hover,
.btn-pill-inv:hover {
  background-color: var(--evergreen);
  color: #fff !important;
  border-color: var(--evergreen);
}

/* Toggle Lingua */
.lang-toggle-wrapper {
  display: inline-flex; align-items: center; height: 40px; border: 1px solid var(--evergreen);
  border-radius: var(--radius-md); padding: 2px; position: relative; width: 90px; background-color: transparent; box-sizing: border-box;
}
.lang-btn {
  position: relative; z-index: 2; flex: 1; display: flex; align-items: center; justify-content: center;
  height: 100%; font-size: 1.2rem; background: transparent; border: none; cursor: pointer; padding: 0;
}
.lang-slider {
  position: absolute; top: 2px; bottom: 2px; left: 2px; width: calc(50% - 2px);
  background-color: var(--evergreen); border-radius: calc(var(--radius-md) - 2px); transition: transform var(--transition-fast); z-index: 1;
}
.lang-toggle-wrapper[data-active="en"] .lang-slider { transform: translateX(0); }
.lang-toggle-wrapper[data-active="it"] .lang-slider { transform: translateX(100%); }

/* -----------------------------------------
   NAVBAR DESKTOP
   - Trasparente di default, diventa solida su scroll
   - position: relative è qui (non nel container interno)
     così il dropdown può essere largo quanto l'intera navbar
----------------------------------------- */
.sticky-navbar {
  position: sticky; top: 0; z-index: 999;
  /* Trasparente di default */
  background-color: transparent;
  border-bottom: 1px solid transparent;
  /* Transizione fluida verso lo stato solido */
  transition: background-color 0.35s ease, border-color 0.35s ease;
  }

/* Wrapper interno che permette absolute positioning del dropdown */
.nav-inner {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 0 var(--section-padding-x);
}

/* Stato "scrollato": glass effect — trasparente con blur, nessuna variazione di colore */
.sticky-navbar.is-scrolled {
  background-color: rgba(242, 242, 242, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(27, 32, 36, 0.1);
}

/* Logo navbar: tracking più ampio per il branding */
.nav-logo { letter-spacing: 0.08em; margin-bottom: 0; }

/* Nav link: scuri sia su navbar trasparente sia su glass */
.nav-link {
  color: var(--ash-grey);
  text-decoration: none; font-weight: 600;
  transition: color var(--transition-fast);
}
.nav-link:hover { color: var(--evergreen); }

.nav-desktop-links { display: flex; align-items: center; gap: 2.5rem; }

/* Dropdown "Interessi" — trigger e dropdown ora separati, hover via :has() */
.interest-trigger-wrapper:hover > .nav-link { color: var(--evergreen) !important; }
.interest-trigger-wrapper { position: relative; display: inline-block; padding: 1.5rem 0; margin: -1.5rem 0; cursor: default; }


.nav-dropdown-full {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%); width: 100vw;
  background-color: var(--bright-snow);
  border-top: 1px solid var(--border-color);
  visibility: hidden; opacity: 0;
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
  z-index: 1000;
}

/* Mostra dropdown al hover sul trigger o sul dropdown stesso */
.nav-inner:has(.interest-trigger-wrapper:hover) .nav-dropdown-full,
.nav-dropdown-full:hover { visibility: visible; opacity: 1; }

.nav-dropdown-full .container { display: flex; justify-content: center; gap: 4rem; padding: 1.5rem 0; }
/* Link nel dropdown: ash-grey su sfondo chiaro, evergreen su hover */
.nav-dropdown-full .nav-link { color: var(--ash-grey) !important; }
.nav-dropdown-full .nav-link:hover { color: var(--evergreen) !important; }

/* -----------------------------------------
   NAVBAR MOBILE — hamburger e menu a scomparsa
----------------------------------------- */

/* Contenitore mobile: toggle lingua + hamburger — visibile solo su mobile */
.nav-mobile-right { display: none; align-items: center; gap: 1rem; }

/* Pulsante hamburger: visibile solo su mobile */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--carbon-black); /* scuro su navbar trasparente */
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease, background-color 0.35s ease;
}
/* Animazione hamburger → ✕ quando il menu è aperto */
.nav-hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.is-open span:nth-child(2) { opacity: 0; }
.nav-hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Pannello menu mobile: nascosto di default, scende con transizione */
.nav-mobile-menu {
  display: none; /* nascosto su desktop */
  flex-direction: column;
  background-color: var(--bright-snow);
  border-top: 1px solid rgba(27, 32, 36, 0.1);
  /* Esce dal padding di nav-inner e lo re-aggiunge: testo allineato col logo, sfondo full-width */
  margin: 0 calc(-1 * var(--section-padding-x));
  padding: 0 var(--section-padding-x);
  /* Animazione apertura */
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.nav-mobile-menu.open {
  max-height: 400px; /* valore abbondante per la transizione */
}
/* Link nel menu mobile: aggiunge padding e separatore mantenendo lo stile nav-link */
.nav-mobile-menu a.nav-link {
  padding: 1rem 0;
  border-bottom: 1px solid rgba(27, 32, 36, 0.08);
}
.nav-mobile-menu a.nav-link:last-of-type { border-bottom: none; }

/* Bottone "Interessi" nel menu mobile — stessa resa dei link nav */
.nav-mobile-interests-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: none;
  border: none;
  border-bottom: 1px solid rgba(27, 32, 36, 0.08);
  padding: 1rem 0;
  color: var(--carbon-black);
  font-weight: 600; /* i button non ereditano il font-weight: va esplicitato */
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-fast);
}
.nav-mobile-interests-trigger:hover { color: var(--evergreen); }

/* -----------------------------------------
   NAVBAR — Search (desktop)
   Icona lente che espande una pill con input + dropdown risultati
----------------------------------------- */
.nav-search-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}
.nav-search-field {
  display: flex;
  align-items: center;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
  background: transparent;
}
.nav-search-wrapper.active .nav-search-field {
  border-color: var(--evergreen);
  background: #fff;
}
.nav-search-input {
  width: 0;
  border: none;
  outline: none;
  background: transparent;
  font-family: var(--font-sans);
  font-size: var(--sans-3);
  color: var(--carbon-black);
  padding: 0;
  transition: width 0.3s ease, padding 0.3s ease;
}
.nav-search-wrapper.active .nav-search-input {
  width: 200px;
  padding: 0.4rem 0.75rem;
}
.nav-search-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.5rem;
  color: var(--carbon-black);
  transition: color var(--transition-fast);
  flex-shrink: 0;
}
.nav-search-btn:hover { color: var(--evergreen); }

/* Dropdown risultati */
.nav-search-results {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 320px;
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 28px rgba(27, 32, 36, 0.10);
  overflow: hidden;
  display: none;
  z-index: 1000;
}
.nav-search-results.has-results { display: block; }

.nav-search-result-item {
  padding: 0.7rem 1rem;
  cursor: pointer;
  border-bottom: 1px solid rgba(27, 32, 36, 0.06);
  transition: background-color var(--transition-fast);
}
.nav-search-result-item:last-child { border-bottom: none; }
.nav-search-result-item:hover,
.nav-search-result-item.is-focused { background-color: var(--bright-snow); }

.nav-search-result-category {
  font-size: var(--sans-4);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--evergreen);
  margin-bottom: 0.15rem;
}
.nav-search-result-title {
  font-size: var(--sans-3);
  font-weight: 600;
  color: var(--carbon-black);
}
.nav-search-result-sub {
  font-size: var(--sans-4);
  color: var(--evergreen);
  margin-top: 0.1rem;
}
.nav-search-no-results {
  padding: 0.85rem 1rem;
  font-size: var(--sans-3);
  color: var(--evergreen);
}

/* -----------------------------------------
   NAVBAR — Search (mobile)
   Icona lente visibile in nav-mobile-right;
   tap apre una riga full-width sotto la navbar
----------------------------------------- */
.nav-search-btn-mobile {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
  color: var(--carbon-black);
  transition: color var(--transition-fast);
  align-items: center;
  justify-content: center;
}
.nav-search-btn-mobile:hover { color: var(--evergreen); }

.nav-search-mobile-row {
  display: none;
  padding: 0.75rem var(--section-padding-x);
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bright-snow);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.nav-search-mobile-row.open { max-height: 500px; }

.nav-search-mobile-input {
  width: 100%;
  border: 1px solid var(--evergreen);
  border-radius: var(--radius-md);
  outline: none;
  padding: 0.55rem 0.9rem;
  font-family: var(--font-sans);
  font-size: var(--sans-3);
  color: var(--carbon-black);
  background: #fff;
}

.nav-search-mobile-results {
  position: static;
  width: 100%;
  margin-top: 0.5rem;
  border-radius: var(--radius-md);
}

@media (max-width: 768px) {
  .nav-search-wrapper     { display: none; }   /* nasconde la pill desktop */
  .nav-search-btn-mobile  { display: flex; }
  .nav-search-mobile-row  { display: block; }
}

/* -----------------------------------------
   MOBILE INTERESTS OVERLAY
   Schermata a tutto schermo con 4 blocchi topic
   Visibile solo su mobile (abilitata via media query)
----------------------------------------- */
.mobile-interests-overlay {
  position: fixed;
  inset: 0;
  z-index: 1100;
  background-color: var(--bright-snow);
  flex-direction: column;
  padding: 0 var(--section-padding-x) var(--section-padding-x);
  overflow: hidden; /* nessun cursore laterale: i 4 blocchi stanno tutti in schermo */
  display: none; /* default nascosto; .active su mobile la rende flex */
}
.mobile-interests-header {
  padding: 1.25rem 0;
  border-bottom: 1px solid rgba(27, 32, 36, 0.1);
  margin-bottom: 2rem;
}
.mobile-back-btn {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: none;
  border: none;
  padding: 0;
  color: var(--carbon-black);
  font-family: var(--font-sans);
  font-size: var(--sans-2);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: color var(--transition-fast);
}
.mobile-back-btn:hover { color: var(--evergreen); }
.mobile-interests-grid {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.mobile-interest-block {
  display: block;
  padding: 1rem 1.5rem;
  background-color: transparent;
  border: 1px solid var(--carbon-black);
  border-radius: var(--radius-sm);
  color: var(--carbon-black);
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: var(--sans-2);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-align: center;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}
.mobile-interest-block:hover {
  background-color: var(--evergreen);
  border-color: var(--evergreen);
  color: var(--carbon-black);
}

/* -----------------------------------------
   BADGE STATUS — "Disponibile · Open to roles"
----------------------------------------- */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: var(--sans-4);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--evergreen);
  margin-bottom: 1.5rem;
}
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--evergreen);
  box-shadow: 0 0 0 3px rgba(14, 59, 45, 0.18);
  /* Animazione pulsante */
  animation: pulse-dot 2.5s ease infinite;
  flex-shrink: 0;
}
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 3px rgba(14, 59, 45, 0.22); }
  50%       { box-shadow: 0 0 0 7px rgba(14, 59, 45, 0.06); }
}

/* -----------------------------------------
   HERO — KPI Strip (numero in primo piano, nessun box)
----------------------------------------- */
.hero-kpi-strip {
  display: flex;
  gap: 0;
  flex-basis: 100%;   /* forza nuova riga nel flex container padre */
  margin-top: 4rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
  row-gap: 1.5rem;
}
.hero-kpi {
  flex: 1;
  min-width: 110px;
  padding: 0.25rem 1.5rem 0.25rem 0;
  border-right: 1px solid rgba(27, 32, 36, 0.15);
  margin-right: 1.5rem;
  cursor: default;
}
.hero-kpi:last-child {
  border-right: none;
  margin-right: 0;
  padding-right: 0;
}
.hero-kpi-value {
  font-family: var(--font-serif);
  font-size: var(--serif-2);
  color: var(--ash-grey);
  line-height: 1.1;
  margin-bottom: 0.3rem;
  transition: color var(--transition-fast);
}
.hero-kpi:hover .hero-kpi-value { color: var(--evergreen); }
/* L'unità (yrs, %, /9, ×) è parte del numero — stessa famiglia, leggermente ridotta ma proporzionata */
.hero-kpi-unit {
  font-family: var(--font-serif);
  font-size: var(--serif-2);
}
.hero-kpi-label {
  font-size: var(--sans-4);
  font-weight: 600;
  color: var(--ash-grey);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0;
  line-height: 1.4;
  transition: color var(--transition-fast);
}
.hero-kpi:hover .hero-kpi-label { color: var(--evergreen); }
@media (max-width: 768px) {
  .hero-kpi {
    flex-basis: calc(50% - 1.5rem);
    min-width: unset;
  }
  /* Rimuove i separatori verticali su mobile — row-gap fornisce la separazione */
  .hero-kpi { border-right: none; margin-right: 0; padding-right: 0; }
}

/* Foto hero mobile — tra badge e titolo; nascosta su desktop */
.hero-pic-mobile { display: none; }

/* Foto hero desktop — nascosta su mobile */
@media (max-width: 768px) {
  .hero-pic-mobile {
    display: block;
    width: 100%;
    margin-bottom: 2rem;
  }
  .hero-pic-mobile img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    object-fit: cover;
    aspect-ratio: 4/5;
  }
  .hero-pic-desktop { display: none; }
}


/* -----------------------------------------
   STRATEGIC PILLARS — 3 card interattive
----------------------------------------- */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 5rem;
}
@media (max-width: 900px) {
  .pillars-grid { grid-template-columns: 1fr; }
}
.pillar-card {
  padding: 2.5rem 2rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  cursor: default;
}
.pillar-card:hover {
  border-color: var(--evergreen);
  box-shadow: 0 4px 20px rgba(27, 32, 36, 0.06);
}
.pillar--energy:hover {
  border-color: var(--evergreen);
}
.pillar--energy:hover .pillar-number {
  color: var(--evergreen);
}
.pillar-number {
  font-family: var(--font-serif);
  font-size: var(--serif-2);
  color: var(--ash-grey);
  line-height: 1;
  transition: color var(--transition-fast);
}
.pillar-card:hover .pillar-number { color: var(--evergreen); }
.pillar-title {
  font-family: var(--font-serif);
  font-size: var(--serif-3);
  color: var(--carbon-black);
  margin-bottom: 0;
}
.pillar-desc {
  font-size: var(--sans-2);
  color: var(--carbon-black);
  line-height: 1.6;
  flex: 1;
}
.pillar-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}
/* pillar tags — identical style to .skill-tag */
.pillar-tags span {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  background-color: var(--ash-grey);
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--sans-4);
  font-weight: 600;
  color: var(--carbon-black);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* -----------------------------------------
   SEZIONE SKILLS
----------------------------------------- */
.pillars-section {
  padding: var(--section-padding-y) 0 0 0;
}
.skills-section {
  padding: var(--section-padding-y) 0;
}
.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 3rem;
}
.skills-block-label {
  font-family: var(--font-sans);
  font-size: var(--sans-4);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ash-grey);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}
.skills-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.skill-tag {
  padding: 0.3rem 0.8rem;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--sans-4);
  font-weight: 600;
  color: var(--carbon-black);
  background-color: var(--ash-grey);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}
.skill-tag:hover {
  background-color: var(--evergreen);
  color: #fff;
}
/* Language bars */
.lang-list { display: flex; flex-direction: column; gap: 1.1rem; }
.lang-item { display: flex; flex-direction: column; gap: 0.4rem; }
.lang-header { display: flex; align-items: center; gap: 0.75rem; }
.lang-flag { font-size: 1.5rem; line-height: 1; flex-shrink: 0; }
.lang-meta { flex: 1; display: flex; justify-content: space-between; align-items: baseline; }
.lang-name { font-size: var(--sans-2); font-weight: 400; color: var(--carbon-black); } /* come t-sans-2, sottotitolo card exp */
.lang-level { font-size: var(--sans-4); color: var(--ash-grey); text-transform: uppercase; letter-spacing: 0.04em; }
.lang-bar-track { height: 3px; background-color: var(--alabaster-grey); border-radius: 2px; overflow: hidden; }
.lang-bar-fill { height: 100%; width: var(--pct, 100%); background-color: var(--evergreen); border-radius: 2px; transform: scaleX(0); transform-origin: left; transition: transform 0.7s ease 0.25s; }
[data-animate].visible .lang-bar-fill { transform: scaleX(1); }

/* Cert pills come pulsanti cliccabili */
.skill-tag[onclick], button.skill-tag { cursor: pointer; }

/* Flag nei blocchi esperienza — stessa dimensione delle flag lingue */
.card-flag { font-size: 1.5rem; line-height: 1; }

/* -----------------------------------------
   STRUTTURE E GRIGLIE: CARDS E HOVER GLOBALE
----------------------------------------- */
.container { width: 100%; max-width: var(--page-max-width); margin: 0 auto; padding: 0 var(--section-padding-x); }

/* Basi delle card */
.modular-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.5rem; margin-bottom: 4rem; }
.grid-2xn { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; margin-bottom: 4rem; }
.list-1xn { display: flex; flex-direction: column; gap: 2.5rem; margin-bottom: 4rem; }

.content-block, .article-card, .project-row {
  background-color: var(--bright-snow);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.content-block { padding: 2.5rem; display: flex; flex-direction: column; }
.article-card { padding: 2.5rem; display: flex; flex-direction: column; }
.project-row { display: flex; overflow: hidden; padding: 0; height: 200px; max-height: 200px; }

/* HOVER CARD — experience blocks: clean subtle hover (no dark overlay) */
.content-block:hover {
  border-color: var(--evergreen);
  box-shadow: 0 4px 20px rgba(27, 32, 36, 0.08);
}

/* HOVER CARD — article + project: dark overlay per massimo contrasto */
.article-card:hover,
.project-row:hover {
  background-color: var(--carbon-black);
  border-color: var(--carbon-black);
}

/* Testo bianco su article-card e project-row in hover */
.article-card:hover .t-serif-3,
.article-card:hover .t-sans-2,
.article-card:hover .t-sans-4,
.article-card:hover .card-plus,
.project-row:hover .t-serif-3,
.project-row:hover .t-sans-2,
.project-row:hover .t-sans-4,
.project-row:hover .card-plus {
  color: rgba(255,255,255,0.92) !important;
}

/* Article tags border → bianco semitrasparente */
.article-card:hover .article-tags { border-top-color: rgba(255,255,255,0.25); }
.article-card:hover .article-tags .t-sans-4 { color: rgba(255,255,255,0.75) !important; }

/* Simbolo + : slide a destra invece del mega-scale */
.content-block:hover .card-plus,
.project-row:hover .card-plus,
.article-card:hover .card-plus {
  transform: translateX(4px);
}
/* + su sfondo chiaro (experience) → evergreen; + su sfondo scuro (article/project) → bianco */
.content-block:hover .card-plus { color: var(--evergreen) !important; }
.article-card:hover .card-plus,
.project-row:hover .card-plus   { color: rgba(255,255,255,0.92) !important; }

/* Project image border on hover */
.project-row:hover .project-image-container img { border-right-color: rgba(255,255,255,0.15); }

/* Dettagli interni Card */
.card-action { margin-top: auto; padding-top: 1.5rem; display: flex; justify-content: flex-end; align-items: center; }
.card-plus { font-size: 1.5rem; font-weight: 400; line-height: 1; color: var(--carbon-black); display: inline-block; transition: transform var(--transition-fast), color var(--transition-fast); transform-origin: center right; }
.article-tags { margin-top: auto; padding-top: 1.5rem; border-top: 1px solid var(--border-color); transition: border-color var(--transition-fast); }

/* Struttura interna Project Row */
.project-content { flex: 3; display: flex; flex-direction: column; justify-content: space-between; padding: 2rem 2.5rem; overflow: hidden; }
.project-image-container { flex: 1; display: flex; min-width: 250px; }
.project-image-container img { width: 100%; height: 100%; object-fit: cover; border-right: 1px solid var(--border-color); transition: border-color var(--transition-fast); }

/* -----------------------------------------
   EXPERIENCE CARDS — riduzione altezza
   Scoped a #experience-container per non
   toccare article-card e project-row
----------------------------------------- */
#experience-container .content-block {
  padding: 1.5rem 1.75rem;
}
#experience-container .t-sans-2 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* -----------------------------------------
   FINESTRE MODALI
   CORREZIONE: sfondo semi-trasparente (era opaco)
----------------------------------------- */
.modal-overlay {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  /* Semi-trasparente + blur: permette di intuire il contenuto sotto */
  background-color: rgba(27, 32, 36, 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: opacity 0.25s ease; z-index: 1000;
}
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal-content {
  background-color: var(--bright-snow); width: 90%; max-width: 800px; padding: 3rem; border-radius: var(--radius-lg);
  position: relative; transform: translateY(20px); transition: transform 0.3s ease; max-height: 85vh; overflow-y: auto;
}
.modal-overlay.active .modal-content { transform: translateY(0); }
.modal-close { position: absolute; top: 1.5rem; right: 1.5rem; background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--carbon-black); transition: color var(--transition-fast); }
.modal-close:hover { color: var(--accent-hover); }

/* -----------------------------------------
   ANIMAZIONI SCROLL (IntersectionObserver)
   Varianti: data-animate (default: slide up)
             data-animate="from-left"
             data-animate="from-right"
             data-animate="scale-in"
             data-animate="fade"
----------------------------------------- */
[data-animate] {
  opacity: 0;
  transform: translateY(52px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
[data-animate="from-left"]  { transform: translateX(-52px); opacity: 0; }
[data-animate="from-right"] { transform: translateX(52px);  opacity: 0; }
[data-animate="scale-in"]   { transform: scale(0.90);        opacity: 0; }
[data-animate="fade"]        { transform: none;               opacity: 0; }

[data-animate].visible {
  opacity: 1;
  transform: none;
}

/* -----------------------------------------
   RESPONSIVITÀ GLOBALE
----------------------------------------- */
@media (max-width: 900px) {
  .project-row { flex-direction: column; height: auto; max-height: none; }
  .project-image-container { width: 100%; height: 200px; min-width: auto; }
  .project-image-container img { border-right: none; border-bottom: 1px solid var(--carbon-black); }
}

@media (max-width: 768px) {
  /* Riduce il padding delle sezioni su mobile */
  :root { --section-padding-y: 4rem; }

  /* Mostra hamburger + toggle mobile, nasconde i link desktop */
  .nav-hamburger { display: flex; }
  .nav-mobile-right { display: flex; }
  .nav-desktop-links { display: none; }
  .nav-mobile-menu { display: flex; }

  /* Grids a colonna singola su mobile */
  .grid-2xn { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; gap: 2rem; }

  /* Titoli più piccoli su mobile */
  :root { --serif-1: 2.5rem; --serif-2: 2rem; }

  /* Modale a tutto schermo su mobile */
  .modal-content { padding: 2rem 1.5rem; width: 95%; }

  /* Interessi overlay: visibile solo su mobile */
  .mobile-interests-overlay.active { display: flex; }

  /* Footer: stack su mobile */
  .footer-top     { flex-direction: column; gap: 2rem; }
  .footer-details { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
  .footer-bottom  { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
}

/* -----------------------------------------
   FOOTER
------------------------------------------ */
.footer-ash {
  background-color: var(--ash-grey);
  padding: 4rem 0 2.5rem;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}
.footer-top {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 3rem;
  justify-content: space-between;
}
.footer-headline-block {
  flex: 1;
  min-width: 220px;
}
.footer-label {
  color: var(--evergreen);
  margin-bottom: 0.5rem;
}
.footer-heading {
  color: var(--carbon-black);
  margin-bottom: 0.5rem;
}
.footer-sub {
  color: var(--evergreen);
  margin-bottom: 0;
}
.footer-cta-block {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}
.footer-rule {
  border: none;
  border-top: 1px solid rgba(14, 59, 45, 0.25);
  margin: 0;
}
.footer-details {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}
.footer-detail-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.footer-detail-label {
  color: var(--evergreen);
  margin-bottom: 0;
}
.footer-detail-value {
  color: var(--carbon-black);
}
.footer-link {
  color: var(--evergreen);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.footer-link:hover {
  color: var(--carbon-black);
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-copy   { color: var(--evergreen); }
.footer-cities { color: var(--carbon-black); }


/* -----------------------------------------
   CREDIBILITY BAR — marquee loghi istituzioni
   Nastro infinito: due set identici, translateX(-50%) = loop continuo.
----------------------------------------- */
.credibility-bar {
  padding: 2.5rem 0 3rem 0;
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
}
.credibility-caption {
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--evergreen);
  margin-bottom: 1.75rem;
}
.credibility-track {
  display: flex;
  align-items: center;
  gap: 4.5rem;
  width: max-content;
  animation: credibility-scroll 38s linear infinite;
}
.credibility-bar:hover .credibility-track { animation-play-state: paused; }
.credibility-logo {
  height: 34px;
  width: auto;
  object-fit: contain;
  flex: 0 0 auto;
  filter: grayscale(1);
  opacity: 0.55;
  transition: opacity var(--transition-fast), filter var(--transition-fast);
}
.credibility-logo:hover {
  filter: grayscale(0);
  opacity: 1;
}
@keyframes credibility-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@media (max-width: 768px) {
  .credibility-track { gap: 3rem; }
  .credibility-logo  { height: 26px; }
}
@media (prefers-reduced-motion: reduce) {
  .credibility-track { animation: none; flex-wrap: wrap; justify-content: center; width: 100%; }
}