/* =========================================================================
   Gianco — landing · stile.css
   Blocco 1: token + font + reset + tipografia + header + HERO
   Mobile-first. Breakpoint: 768px (tablet) · 1024px (desktop).
   ========================================================================= */

/* ----------------------------- TOKEN (:root) ----------------------------- */
:root{
  /* Marchio */
  --navy:        #1E2440;  /* sfondo scuro dominante + testo su chiaro */
  --gianco:      #5C6795;  /* Gianco Blue — primario: accenti, icone, link, focus */
  --ivory:       #F4F1EA;  /* sfondi chiari + testo su navy */
  --gold:        #C6A15B;  /* accento premium, parsimonia: CTA, numeri ROI, "Tocca a te" */

  /* Superfici / testo */
  --navy-panel:  #262C4D;  /* card / elevazione su scuro (navy schiarito) */
  --ink:         #1E2440;  /* testo su avorio */
  --dim-on-dark: rgba(244,241,234,.66);
  --dim-on-light:rgba(30,36,64,.62);

  /* Linee */
  --line-light:  rgba(30,36,64,.12);
  --line-dark:   rgba(244,241,234,.14);

  /* Stato */
  --green:  #4C9E7A;
  --danger: #B4524A;

  /* Hover derivati */
  --gold-hi:   #D4B375;
  --gianco-hi: #6E7AAE;

  /* Tipografia */
  --font-display: "Gelasio", Georgia, "Times New Roman", serif;
  --font-ui: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  /* Spaziatura (base 8px) */
  --space-1: .5rem;   --space-2: 1rem;   --space-3: 1.5rem;
  --space-4: 2rem;    --space-6: 3rem;   --space-8: 4rem;   --space-10: 5rem;

  /* Layout */
  --container-max: 1280px;
  --gutter: 1rem;             /* margine esterno mobile */
  --radius-sm: .5rem;
  --radius-lg: 1rem;
  --radius-pill: 9999px;
}

/* ------------------------------ @font-face ------------------------------ */
@font-face{
  font-family:"Gelasio"; font-style:normal; font-weight:400; font-display:swap;
  src:url("assets/fonts/gelasio-latin-400-normal.woff2") format("woff2");
}
@font-face{
  font-family:"Gelasio"; font-style:normal; font-weight:600; font-display:swap;
  src:url("assets/fonts/gelasio-latin-600-normal.woff2") format("woff2");
}
@font-face{
  font-family:"Gelasio"; font-style:normal; font-weight:700; font-display:swap;
  src:url("assets/fonts/gelasio-latin-700-normal.woff2") format("woff2");
}
@font-face{
  font-family:"Inter"; font-style:normal; font-weight:400; font-display:swap;
  src:url("assets/fonts/inter-latin-400-normal.woff2") format("woff2");
}
@font-face{
  font-family:"Inter"; font-style:normal; font-weight:500; font-display:swap;
  src:url("assets/fonts/inter-latin-500-normal.woff2") format("woff2");
}
@font-face{
  font-family:"Inter"; font-style:normal; font-weight:600; font-display:swap;
  src:url("assets/fonts/inter-latin-600-normal.woff2") format("woff2");
}

/* -------------------------------- RESET --------------------------------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--font-ui);
  font-size:1rem; line-height:1.6;
  color:var(--ivory);
  background:var(--navy);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,svg,video{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; color:inherit; cursor:pointer; }
h1,h2,h3,p{ margin:0; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.001ms !important; transition-duration:.001ms !important; }
}

/* ------------------------------ TIPOGRAFIA ------------------------------ */
.eyebrow{
  font-family:var(--font-ui);
  font-weight:600;
  font-size:.8125rem;            /* 13px */
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--gold);
  margin:0 0 var(--space-2);
}
.hero-title{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(2rem, 1.1rem + 4.2vw, 3.5rem);  /* 32 → 56px */
  line-height:1.08;
  letter-spacing:-.01em;
  color:var(--ivory);
}
.hero-sub{
  font-size:clamp(1rem, .96rem + .3vw, 1.125rem);  /* 16 → 18px */
  line-height:1.65;
  color:var(--dim-on-dark);
  max-width:34ch;
  margin-top:var(--space-3);
}

/* ------------------------------- LAYOUT --------------------------------- */
.container{
  width:100%;
  max-width:var(--container-max);
  margin-inline:auto;
  padding-inline:var(--gutter);
}

/* ------------------------------- BOTTONI -------------------------------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:.5rem;
  min-height:44px;
  padding:.75rem 1.4rem;
  border-radius:var(--radius-sm);
  font-family:var(--font-ui); font-weight:600; font-size:.9375rem;
  letter-spacing:.01em;
  border:1.5px solid transparent;
  transition:transform .18s cubic-bezier(.22,1,.36,1),
             background-color .18s ease, border-color .18s ease, color .18s ease;
}
.btn:active{ transform:translateY(1px); }
.btn-icon{ flex:none; }

.btn-gold{
  background:var(--gold);
  color:var(--navy);
  box-shadow:0 6px 20px -8px rgba(198,161,91,.55);
}
.btn-gold:hover{ background:var(--gold-hi); transform:translateY(-1px); }

.btn-ghost{
  background:transparent;
  color:var(--ivory);
  border-color:var(--line-dark);
}
.btn-ghost .btn-icon{ color:var(--gold); }
.btn-ghost:hover{ border-color:var(--gianco); background:rgba(92,103,149,.12); }

:where(a,button):focus-visible{
  outline:3px solid var(--gianco);
  outline-offset:3px;
  border-radius:var(--radius-sm);
}

/* ------------------------------ SKIP-LINK ------------------------------- */
.skip-link{
  position:fixed; left:.75rem; top:.75rem; z-index:200;
  transform:translateY(-150%);
  background:var(--gold); color:var(--navy);
  padding:.6rem 1rem; border-radius:var(--radius-sm);
  font-weight:600; font-size:.9375rem;
  transition:transform .18s ease;
}
.skip-link:focus-visible{ transform:translateY(0); outline:none; }
#main{ scroll-margin-top:0; }
#main:focus{ outline:none; }

/* ------------------------------- HEADER --------------------------------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:var(--navy);
  border-bottom:1px solid var(--line-dark);
  transition:background-color .2s ease, border-color .2s ease;
}
.site-header.is-scrolled{
  background:rgba(30,36,64,.82);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom-color:rgba(244,241,234,.10);
}
/* le ancore non finiscono sotto l'header sticky */
#come-funziona, #vantaggi, #roi, #contatti{ scroll-margin-top:80px; }
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  gap:var(--space-2);
  min-height:68px;
}
.brand{ display:inline-flex; align-items:center; }
.brand-logo{ height:44px; width:auto; }
.site-nav{ display:none; }       /* nav estesa: ≥768px */
.site-nav a{
  font-size:.9375rem; font-weight:500;
  color:var(--dim-on-dark);
  padding:.25rem 0;
  transition:color .18s ease;
}
.site-nav a:hover{ color:var(--ivory); }
.header-cta{ padding-inline:1.1rem; }

/* -------------------------------- HERO ---------------------------------- */
.hero{
  position:relative;
  padding-block:var(--space-8) var(--space-10);
  /* bagliore-firma: un solo accento oro, quieto */
  background:
    radial-gradient(120% 90% at 85% 0%, rgba(92,103,149,.20), transparent 55%),
    radial-gradient(90% 70% at 50% 120%, rgba(198,161,91,.10), transparent 60%),
    var(--navy);
}
.hero-inner{ display:flex; flex-direction:column; gap:var(--space-6); }
.hero-copy{ min-width:0; }

.hero-actions{
  display:flex; flex-wrap:wrap; gap:var(--space-2);
  margin-top:var(--space-4);
}

/* video di presentazione */
.hero-media{ width:100%; }
.hero-video{
  display:block;
  width:100%; height:auto;
  aspect-ratio:16 / 10;
  object-fit:cover;
  border-radius:var(--radius-lg);
  border:1px solid var(--line-dark);
  background:var(--navy-panel);
  box-shadow:inset 0 1px 0 rgba(244,241,234,.05),
             0 24px 60px -32px rgba(0,0,0,.7);
}

/* ============================ COME FUNZIONA ============================= */
.how{
  background:var(--navy);
  padding-block:var(--space-10);
}
.section-head{
  text-align:center;
  max-width:32ch;
  margin-inline:auto;
  margin-bottom:var(--space-6);
}
.section-title{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(1.75rem, 1.2rem + 2.4vw, 2.5rem);  /* 28 → 40px */
  line-height:1.12;
  letter-spacing:-.01em;
  color:var(--ivory);
}

/* --- 5 step (sequenza reale) --- */
.steps{
  list-style:none; margin:0; padding:0;
  display:grid; grid-template-columns:1fr;
  gap:var(--space-2);
}
.step{
  background:var(--navy-panel);
  border:1px solid var(--line-dark);
  border-radius:var(--radius-lg);
  padding:var(--space-3);
}
.step-num{
  display:inline-grid; place-content:center;
  width:40px; height:40px; border-radius:50%;
  background:rgba(92,103,149,.16);
  border:1px solid rgba(92,103,149,.55);
  color:var(--ivory);
  font-family:var(--font-display); font-weight:700; font-size:1.125rem;
  margin-bottom:var(--space-2);
}
.step-title{
  font-family:var(--font-display); font-weight:600;
  font-size:1.125rem; line-height:1.2; letter-spacing:-.005em;
  color:var(--ivory);
}
.step-desc{
  margin-top:.5rem;
  font-size:.9375rem; line-height:1.55;
  color:var(--dim-on-dark);
}

/* --- elemento-firma: i due schermi del cliente --- */
.signature{ margin-top:var(--space-8); }
.phones{
  display:flex; flex-direction:column; align-items:center;
  gap:var(--space-6);
}
.phone-card{
  margin:0;
  display:flex; flex-direction:column; align-items:center; gap:var(--space-2);
}
.phone{
  width:min(230px, 72vw);
  padding:8px;
  border-radius:30px;
  background:linear-gradient(160deg, #2A3157, #181D38);
  border:1px solid rgba(244,241,234,.12);
  box-shadow:0 30px 60px -30px rgba(0,0,0,.85);
}
.phone--lit{ transition:box-shadow .8s ease; }     /* parte "spento" come gli altri */
.phone--lit.is-lit{                                /* si accende quando entra in vista (app.js) */
  box-shadow:0 30px 70px -28px rgba(0,0,0,.9),
             0 0 0 1px rgba(198,161,91,.35),
             0 0 48px -8px rgba(198,161,91,.40);
}
.phone-screen{
  aspect-ratio:1179 / 2174;
  border-radius:23px;
  overflow:hidden;
  background:var(--ivory);
}
.phone-screen img{ width:100%; height:100%; object-fit:cover; }
.phone-state{
  font-size:.75rem; font-weight:600; letter-spacing:.14em; text-transform:uppercase;
  color:var(--dim-on-dark);
}
.phone-state--gold{ color:var(--gold); }

/* ====================== SEZIONI SU AVORIO (luce) ======================= */
.section--light{ background:var(--ivory); color:var(--ink); }
.section--light .eyebrow{ color:var(--gianco); }
.section--light .section-title{ color:var(--ink); }
.section--light .section-intro{ color:var(--dim-on-light); }
.section-intro{
  margin-top:var(--space-2);
  font-size:1.0625rem; line-height:1.55;
  color:var(--dim-on-dark);          /* default: su fondo scuro; override su .section--light */
}

/* --- Vantaggi --- */
.benefits{ padding-block:var(--space-10); }
.benefit-grid{
  list-style:none; margin:0; padding:0;
  display:grid; grid-template-columns:1fr; gap:var(--space-2);
}
.benefit{
  background:#fff;
  border:1px solid var(--line-light);
  border-radius:var(--radius-lg);
  padding:var(--space-3);
  box-shadow:0 14px 34px -22px rgba(30,36,64,.30);
}
.benefit-icon{
  display:grid; place-content:center;
  width:44px; height:44px; border-radius:12px;
  background:rgba(92,103,149,.10);
  color:var(--gianco);
  margin-bottom:var(--space-2);
}
.benefit-icon svg{ width:24px; height:24px; }
.benefit-title{
  font-family:var(--font-display); font-weight:600;
  font-size:1.125rem; line-height:1.2; color:var(--ink);
}
.benefit-desc{
  margin-top:.5rem;
  font-size:.9375rem; line-height:1.55; color:var(--dim-on-light);
}
.trust{
  display:flex; align-items:center; justify-content:center; gap:.6rem;
  margin:var(--space-6) auto 0; max-width:48ch;
  text-align:left;
  font-size:.9375rem; font-weight:500; color:var(--ink);
}
.trust-check{ flex:none; display:inline-grid; place-content:center; color:var(--green); }
.trust-check svg{ width:22px; height:22px; }

/* --- Esame ROI --- */
.roi{ padding-block:var(--space-10); border-top:1px solid var(--line-light); }
.roi-grid{ display:grid; grid-template-columns:1fr; gap:var(--space-3); }
.roi-card{
  display:flex; flex-direction:column;
  background:#fff;
  border:1px solid var(--line-light);
  border-radius:var(--radius-lg);
  padding:var(--space-4);
  box-shadow:0 18px 40px -24px rgba(30,36,64,.30);
}
.roi-card--featured{
  border-color:var(--gianco);
  box-shadow:0 22px 48px -22px rgba(92,103,149,.45);
}
.roi-name{
  font-family:var(--font-display); font-weight:600;
  font-size:1.375rem; line-height:1.15; color:var(--ink);
}
.roi-label{ margin-top:.25rem; font-size:.875rem; color:var(--dim-on-light); }
.roi-line{
  display:flex; align-items:baseline; justify-content:space-between; gap:1rem;
  margin-top:var(--space-3); padding-top:var(--space-3);
  border-top:1px solid var(--line-light);
}
.roi-line-label{ font-size:.9375rem; color:var(--dim-on-light); }
.roi-line-value{ font-weight:600; color:var(--ink); }
.roi-save{ margin-top:var(--space-3); display:flex; flex-direction:column; gap:.35rem; }
.roi-save-label{
  font-size:.75rem; font-weight:600; letter-spacing:.12em; text-transform:uppercase;
  color:var(--dim-on-light);
}
.roi-amount{
  font-family:var(--font-display); font-weight:400;   /* Gelasio 400, no faux-thin */
  font-size:clamp(2rem, 1.4rem + 3vw, 3rem);
  line-height:1.05; letter-spacing:-.01em;
  color:var(--gold);
}
.roi-card-note{
  margin-top:var(--space-2);
  font-size:.8125rem; line-height:1.5; color:var(--dim-on-light);
}
.roi-note{
  margin:var(--space-4) auto 0; max-width:60ch;
  text-align:center; font-size:.8125rem; line-height:1.55; color:var(--dim-on-light);
}

/* ====================== FORM CONTATTI (WhatsApp) ======================= */
.contact{ background:var(--navy); padding-block:var(--space-10); }
.lead-form{
  max-width:640px; margin:0 auto;
  display:grid; grid-template-columns:1fr; gap:var(--space-3);
  background:var(--navy-panel);
  border:1px solid var(--line-dark);
  border-radius:var(--radius-lg);
  padding:var(--space-3);
}
.field{ display:flex; flex-direction:column; gap:.4rem; min-width:0; }
.field > label{ font-size:.875rem; font-weight:500; color:var(--ivory); }
.req{ color:var(--gold); }
.field input:not([type="checkbox"]),
.field textarea{
  font:inherit; color:var(--ivory);
  background:rgba(244,241,234,.04);
  border:1px solid var(--line-dark);
  border-radius:var(--radius-sm);
  padding:.7rem .85rem; min-height:44px;
  transition:border-color .18s ease, box-shadow .18s ease, background-color .18s ease;
}
.field textarea{ min-height:96px; resize:vertical; }
.field input::placeholder,
.field textarea::placeholder{ color:rgba(244,241,234,.40); }
.field input:not([type="checkbox"]):focus-visible,
.field textarea:focus-visible{
  outline:none;
  border-color:var(--gianco);
  box-shadow:0 0 0 3px rgba(92,103,149,.35);
  background:rgba(244,241,234,.06);
}
.field input[aria-invalid="true"],
.field textarea[aria-invalid="true"]{ border-color:var(--danger); }
.field-error{ margin:0; font-size:.8125rem; color:var(--danger); }
.field--full{ grid-column:1 / -1; }

/* consenso GDPR */
.field--consent .consent{
  display:flex; align-items:flex-start; gap:.6rem;
  font-size:.875rem; font-weight:400; color:var(--dim-on-dark);
  cursor:pointer;
}
.field--consent .consent input{
  margin-top:.15rem; width:20px; height:20px; flex:none;
  accent-color:var(--gianco); cursor:pointer;
}
.field--consent .consent input:focus-visible{
  outline:3px solid var(--gianco); outline-offset:2px;
}
.field--consent .consent a{ color:var(--gianco); text-decoration:underline; }
.field--consent .consent a:hover{ color:var(--gianco-hi); }

.form-submit{ grid-column:1 / -1; width:100%; margin-top:var(--space-1); }
.form-submit:disabled{ opacity:.7; cursor:default; }
.form-fallback{ grid-column:1 / -1; margin:0; display:flex; justify-content:center; }

/* =============================== FOOTER ================================ */
.site-footer{
  background:var(--navy);
  border-top:1px solid var(--line-dark);
  padding-block:var(--space-8) var(--space-4);
}
.footer-inner{
  display:grid; grid-template-columns:1fr; gap:var(--space-6);
}
.footer-logo{ height:40px; width:auto; }
.footer-tagline{
  margin-top:var(--space-2); max-width:30ch;
  font-family:var(--font-display); font-size:1.125rem; line-height:1.3;
  color:var(--ivory);
}
.footer-h{
  margin:0 0 var(--space-2);
  font-family:var(--font-ui);
  font-size:.75rem; font-weight:600; letter-spacing:.14em; text-transform:uppercase;
  color:var(--gold);
}
.footer-col ul{ list-style:none; margin:0; padding:0; display:grid; gap:.6rem; }
.footer-col li{ font-size:.9375rem; color:var(--dim-on-dark); }
.footer-col a{ color:var(--ivory); border-bottom:1px solid transparent; transition:color .18s ease, border-color .18s ease; }
.footer-col a:hover{ color:var(--gold); border-bottom-color:currentColor; }
.footer-ph{ color:var(--dim-on-dark); }      /* placeholder [...] */
.footer-social a{
  display:inline-flex; align-items:center; gap:.55rem;
  min-height:24px;
}
.footer-social svg{ width:18px; height:18px; flex:none; color:var(--gianco); }
.footer-social a:hover svg{ color:var(--gold); }
.footer-legal{
  margin:var(--space-6) 0 0;
  padding-top:var(--space-4);
  border-top:1px solid var(--line-dark);
  font-size:.8125rem; line-height:1.6; color:var(--dim-on-dark);
}
.footer-legal a{ color:var(--dim-on-dark); border-bottom:1px solid transparent; }
.footer-legal a:hover{ color:var(--ivory); border-bottom-color:currentColor; }

/* ============================ PAGINE LEGALI ============================= */
.legal-page{ background:var(--ivory); color:var(--ink); }
.back-home{
  display:none;                              /* mobile: basta il logo (linka alla home) */
  font-size:.9375rem; font-weight:500; color:var(--dim-on-dark);
  transition:color .18s ease;
}
.back-home:hover{ color:var(--ivory); }
.legal-wrap{
  max-width:720px; margin-inline:auto;
  padding:var(--space-8) var(--gutter) var(--space-10);
}
.legal-title{
  font-family:var(--font-display); font-weight:700;
  font-size:clamp(2rem, 1.4rem + 2.6vw, 2.75rem);
  line-height:1.1; letter-spacing:-.01em; color:var(--ink);
}
.legal-updated{ margin:.5rem 0 0; font-size:.875rem; color:var(--dim-on-light); }
.legal-lead{ margin-top:var(--space-3); font-size:1.0625rem; color:var(--dim-on-light); line-height:1.6; }
.legal-wrap h2{
  font-family:var(--font-display); font-weight:600;
  font-size:1.375rem; line-height:1.2; color:var(--ink);
  margin:var(--space-6) 0 var(--space-2);
}
.legal-wrap p{ margin:0 0 var(--space-2); line-height:1.7; color:var(--ink); }
.legal-wrap ul{ margin:0 0 var(--space-3); padding-left:1.25rem; display:grid; gap:.4rem; }
.legal-wrap li{ line-height:1.6; color:var(--ink); }
.legal-wrap a{ color:var(--gianco); text-decoration:underline; }
.legal-wrap a:hover{ color:var(--navy); }
.legal-wrap a:focus-visible{ outline:3px solid var(--gianco); outline-offset:2px; }

/* ----------------------------- ≥768 (tablet) ---------------------------- */
@media (min-width:768px){
  :root{ --gutter:2rem; }
  .site-nav{ display:flex; gap:var(--space-4); }
  .hero{ padding-block:var(--space-10) calc(var(--space-10) + var(--space-4)); }
  .hero-sub{ max-width:46ch; }

  .steps{ grid-template-columns:repeat(auto-fit, minmax(200px, 1fr)); }
  .phones{ flex-direction:row; justify-content:center; align-items:flex-start; gap:var(--space-8); }

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

  .lead-form{ grid-template-columns:1fr 1fr; padding:var(--space-4); }

  .footer-inner{ grid-template-columns:1.6fr 1fr 1fr; gap:var(--space-8); align-items:start; }

  .back-home{ display:inline; }
}

/* ----------------------------- ≥1024 (desktop) -------------------------- */
@media (min-width:1024px){
  :root{ --gutter:4rem; }
  .hero-inner{
    display:grid;
    grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
    align-items:center;
    gap:var(--space-8);
  }
  .hero-video{ aspect-ratio:16 / 11; }
  .hero-sub{ max-width:42ch; }

  .how{ padding-block:calc(var(--space-10) + var(--space-4)); }
  .steps{ grid-template-columns:repeat(5, 1fr); }

  .benefits{ padding-block:calc(var(--space-10) + var(--space-4)); }
  .roi{ padding-block:calc(var(--space-10) + var(--space-4)); }
  .benefit-grid{ grid-template-columns:repeat(3, 1fr); }
  .contact{ padding-block:calc(var(--space-10) + var(--space-4)); }
}