/* Nitido — merriton.digital
   Stile galleria contemporanea: ampi spazi bianchi, blocchi modulari, chiarezza analitica */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --inchiostro: #141414;
  --grafite: #3a3a3a;
  --ardesia: #6b7280;
  --linea: #e6e6e6;
  --nebbia: #fafafa;
  --bianco: #ffffff;
  --cobalto: #2d5bd0;
  --cobalto-soft: #eef2fd;
  --ombra: 0 1px 0 rgba(20,20,20,0.06), 0 16px 40px rgba(20,20,20,0.05);
  --transizione: 0.3s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: "Inter", system-ui, sans-serif;
  color: var(--inchiostro);
  background: var(--bianco);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-weight: 600; line-height: 1.15; letter-spacing: -0.02em; color: var(--inchiostro); }
a { color: var(--cobalto); text-decoration: none; transition: var(--transizione); }
a:hover { opacity: 0.7; }
img { max-width: 100%; display: block; }

.wrap { width: min(1200px, 90%); margin-inline: auto; }
.blocco { padding: clamp(72px, 10vw, 150px) 0; }

.kicker {
  display: block; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--cobalto); margin-bottom: 20px;
}
.h-grande { font-size: clamp(2.1rem, 4.5vw, 3.6rem); }
.sub { color: var(--ardesia); font-size: 1.08rem; max-width: 560px; margin-top: 18px; }

.btn {
  display: inline-flex; align-items: center; gap: 9px; padding: 14px 28px;
  font-family: "Inter", sans-serif; font-weight: 500; font-size: 0.95rem;
  border: 1px solid var(--inchiostro); cursor: pointer; transition: var(--transizione); border-radius: 2px;
}
.btn-pieno { background: var(--inchiostro); color: var(--bianco); }
.btn-pieno:hover { background: var(--cobalto); border-color: var(--cobalto); opacity: 1; }
.btn-vuoto { background: transparent; color: var(--inchiostro); }
.btn-vuoto:hover { background: var(--inchiostro); color: var(--bianco); opacity: 1; }

/* Header */
.testa { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,0.9); backdrop-filter: blur(10px); border-bottom: 1px solid var(--linea); }
.navbar { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; }
.logo { display: flex; align-items: center; gap: 11px; font-weight: 700; font-size: 1.25rem; letter-spacing: -0.02em; color: var(--inchiostro); }
.logo img { width: 32px; height: 32px; }
.nav-link { display: flex; gap: 34px; list-style: none; align-items: center; }
.nav-link a { color: var(--grafite); font-size: 0.94rem; font-weight: 500; }
.nav-link a:hover { color: var(--inchiostro); opacity: 1; }
.burger { display: none; background: none; border: 0; cursor: pointer; }
.burger span { display: block; width: 24px; height: 2px; background: var(--inchiostro); margin: 5px 0; }

/* Hero */
.hero { padding: clamp(70px, 11vw, 150px) 0 clamp(50px, 7vw, 100px); border-bottom: 1px solid var(--linea); }
.hero h1 { font-size: clamp(2.6rem, 6.5vw, 5rem); max-width: 14ch; }
.hero .lead { font-size: 1.25rem; color: var(--ardesia); max-width: 540px; margin: 28px 0 38px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-foto { margin-top: 70px; border: 1px solid var(--linea); aspect-ratio: 21/9; object-fit: cover; width: 100%; }

/* Numeri inline */
.metriche { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--linea); border: 1px solid var(--linea); }
.metriche > div { background: var(--bianco); padding: 40px 30px; }
.metriche .n { font-size: clamp(2rem, 3.6vw, 3rem); font-weight: 700; letter-spacing: -0.03em; }
.metriche .t { color: var(--ardesia); font-size: 0.92rem; }

/* Servizi modulari */
.griglia-servizi { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--linea); border: 1px solid var(--linea); margin-top: 56px; }
.modulo-serv { background: var(--bianco); padding: 48px 44px; transition: var(--transizione); }
.modulo-serv:hover { background: var(--nebbia); }
.modulo-serv .idx { font-size: 0.82rem; color: var(--cobalto); font-weight: 600; letter-spacing: 0.1em; }
.modulo-serv h3 { font-size: 1.4rem; margin: 14px 0 12px; }
.modulo-serv p { color: var(--ardesia); }

/* Framework / approccio */
.approccio { background: var(--nebbia); }
.fasi { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-top: 56px; }
.fase { background: var(--bianco); border: 1px solid var(--linea); padding: 36px 32px; }
.fase .step { font-size: 0.8rem; font-weight: 600; color: var(--cobalto); letter-spacing: 0.12em; }
.fase h4 { font-size: 1.2rem; margin: 12px 0 10px; }
.fase p { color: var(--ardesia); font-size: 0.96rem; }

/* Caso / dashboard */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.pannello { border: 1px solid var(--linea); padding: 36px; background: var(--bianco); }
.pannello .barra { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; border-bottom: 1px solid var(--linea); }
.pannello .barra:last-child { border-bottom: 0; }
.pannello .barra span { color: var(--ardesia); font-size: 0.92rem; }
.pannello .barra b { font-size: 1.1rem; }
.pannello .barra .up { color: var(--cobalto); }
.mini-grafico { display: flex; align-items: flex-end; gap: 8px; height: 120px; margin: 8px 0 24px; }
.mini-grafico i { flex: 1; background: var(--cobalto-soft); border-top: 3px solid var(--cobalto); }
.lista-check { list-style: none; margin-top: 22px; }
.lista-check li { padding-left: 28px; position: relative; margin-bottom: 14px; color: var(--grafite); }
.lista-check li::before { content: "—"; position: absolute; left: 0; color: var(--cobalto); }

/* Prezzi */
.prezzi-griglia { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--linea); border: 1px solid var(--linea); margin-top: 56px; }
.tariffa { background: var(--bianco); padding: 44px 38px; display: flex; flex-direction: column; }
.tariffa.spicca { background: var(--inchiostro); color: var(--bianco); }
.tariffa.spicca h3, .tariffa.spicca .prezzo { color: var(--bianco); }
.tariffa.spicca .nota, .tariffa.spicca li { color: rgba(255,255,255,0.72); }
.tariffa.spicca .btn-vuoto { color: var(--bianco); border-color: rgba(255,255,255,0.4); }
.tariffa.spicca .btn-vuoto:hover { background: var(--bianco); color: var(--inchiostro); }
.tariffa .tag { font-size: 0.76rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--cobalto); font-weight: 600; }
.tariffa h3 { font-size: 1.5rem; margin: 10px 0 6px; }
.tariffa .prezzo { font-size: 2.6rem; font-weight: 700; letter-spacing: -0.03em; margin: 8px 0; }
.tariffa .prezzo small { font-size: 0.95rem; font-weight: 400; color: var(--ardesia); }
.tariffa .nota { color: var(--ardesia); font-size: 0.92rem; min-height: 44px; }
.tariffa ul { list-style: none; margin: 24px 0; flex-grow: 1; }
.tariffa li { padding: 10px 0; border-top: 1px solid var(--linea); font-size: 0.95rem; }
.tariffa.spicca li { border-top-color: rgba(255,255,255,0.16); }

/* Testimonianze */
.voci { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-top: 56px; }
.voce { border: 1px solid var(--linea); padding: 34px 30px; }
.voce p { font-size: 1.02rem; color: var(--grafite); margin-bottom: 24px; }
.firma { display: flex; align-items: center; gap: 13px; }
.firma img { width: 46px; height: 46px; border-radius: 50%; object-fit: cover; }
.firma strong { display: block; font-size: 0.96rem; }
.firma span { font-size: 0.84rem; color: var(--ardesia); }

/* FAQ */
.faq { max-width: 820px; margin: 56px auto 0; }
.qa { border-top: 1px solid var(--linea); }
.qa:last-child { border-bottom: 1px solid var(--linea); }
.qa summary { cursor: pointer; list-style: none; padding: 24px 0; font-size: 1.1rem; font-weight: 500; display: flex; justify-content: space-between; gap: 20px; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; color: var(--cobalto); font-weight: 400; }
.qa[open] summary::after { content: "−"; }
.qa p { color: var(--ardesia); padding-bottom: 24px; }

/* Contatti */
.contatti { display: grid; grid-template-columns: 1fr 1.1fr; gap: 60px; margin-top: 56px; }
.dato { display: flex; gap: 16px; padding: 22px 0; border-bottom: 1px solid var(--linea); }
.dato:first-child { border-top: 1px solid var(--linea); }
.dato .et { font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ardesia); min-width: 90px; }
.dato .vl { font-weight: 500; }
.form { border: 1px solid var(--linea); padding: 40px; }
.riga-form { margin-bottom: 20px; }
.riga-form label { display: block; font-size: 0.86rem; font-weight: 500; margin-bottom: 8px; }
.riga-form input, .riga-form select, .riga-form textarea {
  width: 100%; padding: 13px 14px; border: 1px solid var(--linea); border-radius: 2px;
  font-family: "Inter", sans-serif; font-size: 0.96rem; color: var(--inchiostro); background: var(--bianco); transition: var(--transizione);
}
.riga-form input:focus, .riga-form select:focus, .riga-form textarea:focus { outline: none; border-color: var(--cobalto); }
.riga-form textarea { min-height: 120px; resize: vertical; }
.consenso { display: flex; gap: 10px; align-items: flex-start; font-size: 0.88rem; color: var(--ardesia); margin-bottom: 10px; }
.consenso input { margin-top: 5px; }
.esito { display: none; margin-top: 16px; padding: 14px 18px; background: var(--cobalto-soft); border-left: 3px solid var(--cobalto); font-size: 0.92rem; }
.esito.on { display: block; }

/* Footer */
.fondo { border-top: 1px solid var(--linea); padding: 70px 0 30px; }
.fondo-griglia { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 50px; }
.fondo .logo { margin-bottom: 16px; }
.fondo p.d { color: var(--ardesia); font-size: 0.94rem; max-width: 280px; }
.fondo h5 { font-size: 0.82rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ardesia); margin-bottom: 16px; }
.fondo ul { list-style: none; }
.fondo li { margin-bottom: 11px; }
.fondo li a { color: var(--grafite); font-size: 0.94rem; }
.fondo li a:hover { color: var(--inchiostro); opacity: 1; }
.fondo-basso { border-top: 1px solid var(--linea); padding-top: 24px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 0.86rem; color: var(--ardesia); }

/* Cookie */
.cookie { position: fixed; bottom: 0; left: 0; right: 0; background: var(--inchiostro); color: var(--bianco); padding: 22px 0; z-index: 80; transform: translateY(100%); transition: transform var(--transizione); }
.cookie.on { transform: translateY(0); }
.cookie-in { display: flex; align-items: center; justify-content: space-between; gap: 26px; flex-wrap: wrap; }
.cookie p { font-size: 0.9rem; color: rgba(255,255,255,0.85); flex: 1; min-width: 260px; }
.cookie a { color: var(--bianco); text-decoration: underline; }
.cookie .azioni { display: flex; gap: 12px; }
.cookie .btn { padding: 11px 22px; }
.cookie .btn-pieno { background: var(--bianco); color: var(--inchiostro); border-color: var(--bianco); }
.cookie .btn-vuoto { color: var(--bianco); border-color: rgba(255,255,255,0.4); }

/* Pagine legali */
.testa-legale { padding: clamp(70px, 10vw, 120px) 0 50px; border-bottom: 1px solid var(--linea); }
.testa-legale h1 { font-size: clamp(2rem, 4vw, 3rem); }
.testa-legale p { color: var(--ardesia); margin-top: 10px; }
.testo-legale { max-width: 820px; margin: 56px auto; padding: 0 20px; }
.testo-legale h2 { font-size: 1.4rem; margin: 36px 0 14px; }
.testo-legale h3 { font-size: 1.1rem; margin: 22px 0 10px; }
.testo-legale p, .testo-legale li { color: var(--grafite); margin-bottom: 12px; }
.testo-legale ul { padding-left: 22px; margin-bottom: 16px; }
.indietro { display: inline-flex; gap: 8px; margin-top: 30px; font-weight: 500; }

/* Responsive */
@media (max-width: 900px) {
  .burger { display: block; }
  .nav-link { position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--bianco); border-bottom: 1px solid var(--linea); max-height: 0; overflow: hidden; transition: max-height var(--transizione); }
  .nav-link.aperto { max-height: 400px; padding: 12px 0; }
  .nav-link li { width: 100%; text-align: center; padding: 11px 0; }
  .metriche { grid-template-columns: 1fr 1fr; }
  .griglia-servizi, .fasi, .prezzi-griglia, .voci { grid-template-columns: 1fr; }
  .split, .contatti, .fondo-griglia { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 540px) { .metriche { grid-template-columns: 1fr; } }