/* ==========================================
   AVANA SpA — style.css
   ========================================== */

/* --- Custom Properties --- */
:root {
  --color-bg:      #ffffff;
  --color-surface: #F8F7F4;
  --color-dark:    #1A1A1A;
  --color-text:    #2C2C2C;
  --color-muted:   #777777;
  --color-accent:  #BFA060;
  --color-border:  #E4E4E4;

  --font-heading:  'Cormorant Garamond', Georgia, serif;
  --font-body:     'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --container-w:   1200px;
  --container-px:  clamp(1.5rem, 5vw, 3rem);
  --header-h:      72px;
  --transition:    0.25s ease;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; }

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 900;
  line-height: 1.15;
  color: var(--color-dark);
}
h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }
p  { max-width: 70ch; }

.eyebrow {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.9rem;
}

/* --- Container / Gabbia --- */
.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: var(--container-px);
}

/* ==========================================
   HEADER
   ========================================== */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--header-h);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
}
.site-header .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.logo img {
  height: 36px;
  width: auto;
}

/* --- Nav --- */
.nav-main ul {
  display: flex;
  align-items: center;
  gap: 0.1rem;
}
.nav-main a {
  font-size: 0.73rem;
  font-weight: 500;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 0.45rem 0.65rem;
  color: var(--color-muted);
  transition: color var(--transition);
  position: relative;
  white-space: nowrap;
}
.nav-main a::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 0.65rem; right: 0.65rem;
  height: 1px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.nav-main a:hover,
.nav-main a.active {
  color: var(--color-dark);
}
.nav-main a:hover::after,
.nav-main a.active::after {
  transform: scaleX(1);
}

/* --- Burger --- */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 30px;
  height: 30px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}
.burger span {
  display: block;
  height: 1.5px;
  background: var(--color-dark);
  transition: transform var(--transition), opacity var(--transition), width var(--transition);
  transform-origin: left center;
}
.burger span:nth-child(3) { width: 60%; }
.burger.open span:nth-child(1) { transform: rotate(40deg); }
.burger.open span:nth-child(2) { opacity: 0; transform: translateX(6px); }
.burger.open span:nth-child(3) { transform: rotate(-40deg); width: 100%; }

/* ==========================================
   MAIN
   ========================================== */
main { padding-top: var(--header-h); }

/* ==========================================
   SECTIONS
   ========================================== */
.section {
  padding-block: clamp(4rem, 8vw, 6.5rem);
}
.section--dark {
  background: var(--color-dark);
  color: rgba(255,255,255,0.8);
}
.section--dark h1,
.section--dark h2,
.section--dark h3 { color: #fff; }
.section--dark .eyebrow { color: var(--color-accent); }
.section--surface { background: var(--color-surface); }

.section-head {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.section-head h2 { margin-top: 0.4rem; }

/* ==========================================
   HERO — Homepage
   ========================================== */
.hero {
  padding-block: clamp(5rem, 10vw, 9rem);
  border-bottom: 1px solid var(--color-border);
}
.hero h1 { margin-bottom: 1.25rem; }
.hero__sub {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--color-muted);
  max-width: 58ch;
  margin-bottom: 3rem;
}
.hero__pillars {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}
.hero__pillar {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.hero__pillar::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--color-accent);
}

/* ==========================================
   PAGE HERO — Internal pages
   ========================================== */
.page-hero {
  padding-block: clamp(3.5rem, 7vw, 6rem);
  border-bottom: 1px solid var(--color-border);
}
.page-hero h1 { margin-top: 0.4rem; }
.page-hero p {
  margin-top: 1.25rem;
  font-size: 1.05rem;
  color: var(--color-muted);
  max-width: 62ch;
}

/* ==========================================
   STATS
   ========================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--color-border);
}
.stat {
  padding: 2.5rem 2rem;
  border-right: 1px solid var(--color-border);
}
.stat:last-child { border-right: none; }
.stat__n {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 300;
  color: var(--color-dark);
  line-height: 1;
  margin-bottom: 0.4rem;
}
.stat__l {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
}

/* ==========================================
   TWO-COLUMN
   ========================================== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}
.two-col--60 { grid-template-columns: 3fr 2fr; }
.two-col--40 { grid-template-columns: 2fr 3fr; }

/* ==========================================
   CARDS
   ========================================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.card {
  border: 1px solid var(--color-border);
  padding: 2rem 1.75rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 4px 24px rgba(0,0,0,0.05);
}
.card__tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 0.75rem;
}
.card h3 {
    margin-bottom: 0.75rem;
    font-size: 1.5rem;
    text-transform: uppercase;
}
.card p  { font-size: 0.88rem; color: var(--color-muted); max-width: none; }

/* ==========================================
   LOGO GRIDS
   ========================================== */
.logo-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}
.logo-strip__item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 2rem;
  flex: 0 0 auto;
}
.logo-strip__item img {
  max-height: 56px;
  width: auto;
  object-fit: contain;
  opacity: 0.65;
  transition: opacity var(--transition);
}
.logo-strip__item:hover img { opacity: 1; }

/* Teatri: white logos on dark bg */
.logo-strip--teatri .logo-strip__item img {
  filter: none;
  opacity: 0.6;
  max-height: 64px;
}
.logo-strip--teatri .logo-strip__item:hover img { opacity: 1; }

/* Scuole: colored logos on light bg */
.logo-strip--scuole .logo-strip__item img {
  filter: grayscale(0.4);
  opacity: 0.75;
}
.logo-strip--scuole .logo-strip__item:hover img {
  filter: none;
  opacity: 1;
}

/* ==========================================
   TIMELINE
   ========================================== */
.timeline { display: flex; flex-direction: column; }
.timeline__item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 1.5rem;
  padding-block: 2rem;
  border-bottom: 1px solid var(--color-border);
}
.timeline__item:first-child { padding-top: 0; }
.timeline__item:last-child { border-bottom: none; padding-bottom: 0; }
.timeline__year {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-accent);
  padding-top: 0.1rem;
}
.timeline__body h4 {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
  margin-bottom: 0.35rem;
  color: var(--color-dark);
}
.timeline__body p {
  font-size: 0.88rem;
  color: var(--color-muted);
  max-width: none;
}

/* ==========================================
   RESIDENZE
   ========================================== */
.residenza-card {
  border: 1px solid var(--color-border);
  padding: 2.5rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  align-items: start;
  transition: border-color var(--transition);
}
.residenza-card:hover { border-color: var(--color-accent); }
.residenza-card + .residenza-card { margin-top: 1px; }
.residenza-card__addr {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 0.5rem;
}
.residenza-card h3 { margin-bottom: 0.75rem; }
.residenza-card p {
  font-size: 0.9rem;
  color: var(--color-muted);
  max-width: none;
}
.residenza-card__n {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 300;
  color: var(--color-border);
  line-height: 1;
  text-align: right;
  white-space: nowrap;
}

/* ==========================================
   PARTNERS
   ========================================== */
.partner-block { margin-bottom: 3rem; }
.partner-block:last-child { margin-bottom: 0; }
.partner-block__title {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-muted);
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 1.25rem;
}
.partner-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.partner-list li {
  font-size: 0.9rem;
  padding: 0.25rem 0;
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}
.partner-list li::before {
  content: '—';
  color: var(--color-accent);
  flex-shrink: 0;
  font-size: 0.8rem;
}

/* ==========================================
   PROGETTI
   ========================================== */
.progetto {
  padding-block: 3rem;
  border-bottom: 1px solid var(--color-border);
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: start;
}
.progetto:first-child { padding-top: 0; }
.progetto:last-child { border-bottom: none; padding-bottom: 0; }
.progetto__label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}
.progetto h3 {
  font-size: 1.5rem;
  color: var(--color-dark);
}
.progetto__body p {
  color: var(--color-muted);
  max-width: none;
}
.progetto__body p + p { margin-top: 1rem; }

/* ==========================================
   CONTACT FORM
   ========================================== */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.form-group--full { grid-column: 1 / -1; }
label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
}
input, textarea, select {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  padding: 0.75rem 1rem;
  outline: none;
  width: 100%;
  border-radius: 0;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color var(--transition);
}
input:focus, textarea:focus, select:focus {
  border-color: var(--color-dark);
}
textarea { min-height: 150px; resize: vertical; }

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.9rem 2.5rem;
  background: var(--color-dark);
  color: #fff;
  border: 1px solid var(--color-dark);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.btn:hover { background: transparent; color: var(--color-dark); }
.btn--outline {
  background: transparent;
  color: var(--color-dark);
}
.btn--outline:hover { background: var(--color-dark); color: #fff; }
.btn--accent {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
.btn--accent:hover { background: transparent; color: var(--color-accent); }

/* ==========================================
   FOOTER
   ========================================== */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.55);
  padding-block: 4rem 2.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-logo { margin-bottom: 1.25rem; }
.footer-logo img {
  height: 30px;
  filter: brightness(0) invert(1);
  opacity: 0.85;
}
.footer-tagline {
  font-size: 0.8rem;
  font-style: italic;
  color: rgba(255,255,255,0.35);
}
.footer-col__title {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  margin-bottom: 1.1rem;
}
.footer-col ul li { margin-bottom: 0.45rem; }
.footer-col ul li a {
  font-size: 0.84rem;
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: #fff; }
.footer-col p {
  font-size: 0.82rem;
  line-height: 1.9;
  max-width: none;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.footer-bottom p { font-size: 0.72rem; max-width: none; }
.footer-bottom a:hover { color: #fff; }

/* ==========================================
   DIVIDER
   ========================================== */
hr.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin-block: 0;
}

/* ==========================================
   UTILITIES
   ========================================== */
.mt-xs { margin-top: 0.5rem; }
.mt-sm { margin-top: 1rem; }
.mt-md { margin-top: 1.75rem; }
.mt-lg { margin-top: 2.5rem; }
.mt-xl { margin-top: 3.5rem; }
.mb-sm { margin-bottom: 1rem; }
.mb-md { margin-bottom: 1.75rem; }
.mb-lg { margin-bottom: 2.5rem; }
.text-muted { color: var(--color-muted); }
.text-accent { color: var(--color-accent); }
.text-small { font-size: 0.88rem; }

/* ==========================================
   RESPONSIVE
   ========================================== */

/* Tablet / burger breakpoint */
@media (max-width: 920px) {
  .burger { display: flex; }

  .nav-main {
    position: fixed;
    top: var(--header-h);
    inset-inline: 0;
    bottom: 0;
    background: var(--color-bg);
    padding: 2rem var(--container-px);
    display: none;
    flex-direction: column;
    overflow-y: auto;
    border-top: 1px solid var(--color-border);
  }
  .nav-main.open { display: flex; }
  .nav-main ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    width: 100%;
  }
  .nav-main a {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 400;
    letter-spacing: 0;
    text-transform: none;
    padding: 0.8rem 0;
    color: var(--color-dark);
    display: block;
    width: 100%;
    border-bottom: 1px solid var(--color-border);
  }
  .nav-main a::after { display: none; }
  .nav-main ul li:last-child a { border-bottom: none; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat { border-right: none; border-bottom: 1px solid var(--color-border); }
  .stat:nth-child(odd) { border-right: 1px solid var(--color-border); }
  .stat:nth-last-child(-n+2) { border-bottom: none; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }

  .two-col,
  .two-col--60,
  .two-col--40 { grid-template-columns: 1fr; }

  /* Stacco visivo tra form e "Dove siamo" quando le colonne si impilano */
  .contatti-info {
    margin-top: 1.5rem;
    padding-top: 2.5rem;
    border-top: 1px solid var(--color-border);
  }

  .fondi-ue__dati { grid-template-columns: repeat(2, 1fr); }

  .progetto { grid-template-columns: 1fr; gap: 1rem; }
}

/* Mobile */
@media (max-width: 600px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .cards-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .residenza-card { grid-template-columns: 1fr; }
  .residenza-card__n { display: none; }
  .timeline__item { grid-template-columns: 60px 1fr; gap: 1rem; }
  .fondi-ue__dati { grid-template-columns: 1fr 1fr; }
}

/* ==========================================
   FORM CONTATTI — honeypot + banner esito
   ========================================== */
.hp-field {
  position: absolute !important;
  left: -9999px !important;
  top: -9999px !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

/* Ancora post-invio: compensa header fisso */
#form { scroll-margin-top: calc(var(--header-h) + 1rem); }

.form-esito {
  padding: 1rem 1.25rem;
  border-radius: 4px;
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 1.75rem;
}
.form-esito--ok {
  background: #E8F5E9;
  border: 2px solid #2E7D32;
  color: #1B5E20;
}
.form-esito--err {
  background: #FBEDED;
  border: 2px solid #C0392B;
  color: #9C2B2B;
}

/* ==========================================
   FONDI UE — Sezione bando / IL PROGETTO
   ========================================== */
.fondi-ue {
  border-top: 1px solid var(--color-border);
  scroll-margin-top: calc(var(--header-h) + 1rem);
}
.fondi-ue .container {
  max-width: 900px;
}

/* Blocco bando */
.fondi-ue__bando {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
}
.fondi-ue__bando p {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 3vw, 1.9rem);
  line-height: 1.35;
  color: var(--color-dark);
  max-width: none;
}
.fondi-ue__bando .fondi-ue__strong {
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: 0.01em;
}
.fondi-ue__bando .fondi-ue__det {
  display: block;
  margin-top: 0.6rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--color-muted);
}

/* Dati chiave del progetto */
.fondi-ue__dati {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
}
.fondi-ue__dato {
  background: var(--color-surface);
  padding: 1.4rem 1rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.fondi-ue__dato-l {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.fondi-ue__dato-v {
  font-family: var(--font-heading);
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  color: var(--color-dark);
  word-break: break-word;
}

/* Blocco IL PROGETTO */
.fondi-ue__progetto {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
}
.fondi-ue__interventi {
  list-style: none;
  display: inline-block;
  text-align: left;
  margin-top: 1.25rem;
  padding: 0;
}
.fondi-ue__interventi li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}
.fondi-ue__interventi li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
}
.fondi-ue__interventi strong {
  color: var(--color-dark);
  margin-right: 0.25rem;
}
.fondi-ue__progetto h2 {
  margin-bottom: 1rem;
}
.fondi-ue__progetto p {
  color: var(--color-muted);
  max-width: 68ch;
  margin-inline: auto;
}
.fondi-ue__progetto p + p { margin-top: 1rem; }

/* Striscia loghi */
.fondi-ue__loghi {
  text-align: center;
}
.fondi-ue__loghi img {
  max-width: 100%;
  height: auto;
}
.fondi-ue__loghi img.loghi--desktop { display: inline-block; }
.fondi-ue__loghi img.loghi--mobile  { display: none; }

@media (max-width: 600px) {
  .fondi-ue__loghi img.loghi--desktop { display: none; }
  .fondi-ue__loghi img.loghi--mobile  { display: inline-block; }
}