/* ============================================================
     nitido. — design system (token ufficiali)
     Brand: magenta #c3207f · lime acido #9cff42 · ink #262626 · paper #f5f5f5
     Font: TikTok Sans (intera famiglia)
     ============================================================ */

  /* Font brand — TikTok Sans (design system ufficiale) */
  @font-face { font-family:"TikTok Sans"; font-weight:400; font-style:normal; font-display:swap; src:url("https://cdn.jsdelivr.net/npm/@fontsource/tiktok-sans/files/tiktok-sans-latin-400-normal.woff2") format("woff2"); }
  @font-face { font-family:"TikTok Sans"; font-weight:500; font-style:normal; font-display:swap; src:url("https://cdn.jsdelivr.net/npm/@fontsource/tiktok-sans/files/tiktok-sans-latin-500-normal.woff2") format("woff2"); }
  @font-face { font-family:"TikTok Sans"; font-weight:700; font-style:normal; font-display:swap; src:url("https://cdn.jsdelivr.net/npm/@fontsource/tiktok-sans/files/tiktok-sans-latin-700-normal.woff2") format("woff2"); }
  @font-face { font-family:"TikTok Sans"; font-weight:800; font-style:normal; font-display:swap; src:url("https://cdn.jsdelivr.net/npm/@fontsource/tiktok-sans/files/tiktok-sans-latin-800-normal.woff2") format("woff2"); }

  /* Token ufficiali del design system nitido. */
  :root {
    --magenta: #c3207f;
    --magenta-dark: #a01a65;
    --magenta-hot: #ff1f8e;
    --magenta-soft: #fbe3f0;
    --bg: #f5f5f5;
    --dark: #262626;
    --grey: #4d4d4d;
    --grey-muted: #808080;
    --grey-light: #e4e4e4;
    --green: #9cff42;
    --green-dark: #85dd35;
  }
  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    font-family: "TikTok Sans", -apple-system, "Segoe UI", "Inter", "Helvetica Neue", sans-serif;
    color: var(--dark); line-height: 1.55; background: var(--bg);
    -webkit-font-smoothing: antialiased;
  }

  /* ---- Utility design system ---- */
  .nit-overline { display:block; font-size:12px; font-weight:700; letter-spacing:0.12em; text-transform:uppercase; color:var(--magenta); margin-bottom:14px; }
  .hero .nit-overline { margin-bottom:18px; }
  /* sottolineatura-marker magenta sui titoli sezione */
  h2 .hl { color:var(--dark); background-image:linear-gradient(var(--magenta),var(--magenta)); background-repeat:no-repeat; background-position:0 92%; background-size:100% 0.14em; padding-bottom:0.02em; }
  .cta-final h2 .hl { color:#fff; background-image:linear-gradient(var(--green),var(--green)); }
  /* sparkle pop-accent */
  .sparkle { position:absolute; color:var(--magenta); line-height:1; pointer-events:none; }
  .form-card { position:relative; }
  .form-card .sparkle { top:-16px; right:-8px; font-size:30px; }
  /* badge benefit a pillola */
  .hero-badges { display:flex; gap:12px; flex-wrap:wrap; }
  .badge-check { display:inline-flex; align-items:center; gap:7px; background:var(--magenta-soft); color:var(--magenta-dark); font-size:13px; font-weight:600; padding:7px 14px; border-radius:999px; }
  .badge-check::before { content:"✓"; color:var(--green-dark); font-weight:800; }
  /* illustrazione halftone negli step metodo */
  .step-illus { height:88px; display:flex; align-items:center; margin-bottom:14px; }
  .step-illus img { max-height:88px; width:auto; }
  a { color: var(--magenta); text-decoration: none; }
  a:hover { text-decoration: underline; }
  .container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

  /* NAV */
  nav.top { position: sticky; top: 0; background: white; z-index: 100; border-bottom: 1px solid var(--grey-light); }
  nav.top .container { display: flex; justify-content: space-between; align-items: center; padding: 16px 24px; }
  .logo { font-size: 28px; font-weight: 800; color: var(--magenta); letter-spacing: -0.5px; }
  .btn-nav { padding: 10px 20px; background: var(--magenta); color: white; border-radius: 8px; font-weight: 600; font-size: 14px; }
  .btn-nav:hover { background: var(--magenta-dark); text-decoration: none; }

  /* HERO */
  .hero { padding: 80px 0 100px; background: linear-gradient(180deg, #fff 0%, var(--bg) 100%); }
  .hero h1 { font-size: clamp(36px, 5.5vw, 64px); font-weight: 800; line-height: 1.05; letter-spacing: -1.5px; margin-bottom: 24px; }
  .hero h1 .hl { background: var(--magenta); color: white; padding: 2px 14px; display: inline-block; }
  .hero .sub { font-size: clamp(18px, 2.2vw, 22px); color: var(--grey); max-width: 720px; margin-bottom: 40px; }
  .hero-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 56px; align-items: center; }
  @media (max-width: 860px) { .hero-grid { grid-template-columns: 1fr; gap: 40px; } }

  /* FORM CARD */
  .form-card { background: white; border-radius: 16px; padding: 36px; box-shadow: 0 12px 40px rgba(195,32,127,0.18); border: 1px solid var(--grey-light); }
  .form-card h3 { font-size: 22px; font-weight: 800; margin-bottom: 8px; }
  .form-card .small { color: var(--grey); font-size: 14px; margin-bottom: 24px; }
  .form-group { margin-bottom: 16px; }
  .form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--dark); }
  .form-group input, .form-group select {
    width: 100%; padding: 14px 16px; border: 2px solid var(--grey-light); border-radius: 10px; font-size: 15px;
    font-family: inherit; transition: border 0.2s;
  }
  .form-group input:focus, .form-group select:focus { outline: none; border-color: var(--magenta); }
  .btn-primary { width: 100%; background: var(--magenta); color: white; padding: 16px; border: none; border-radius: 10px; font-size: 17px; font-weight: 700; cursor: pointer; transition: all 0.2s; font-family: inherit; }
  .btn-primary:hover { background: var(--magenta-dark); transform: translateY(-1px); }
  .btn-primary:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
  .privacy-line { font-size: 12px; color: var(--grey); margin-top: 14px; text-align: center; }

  /* Consenso privacy nel form */
  .consent-check { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--grey); margin-bottom: 18px; line-height: 1.4; cursor: pointer; }
  .consent-check input { margin-top: 2px; accent-color: var(--magenta); width: 16px; height: 16px; flex-shrink: 0; }

  /* Feedback invio form */
  .form-feedback { font-size: 14px; margin-top: 14px; text-align: center; display: none; padding: 10px 12px; border-radius: 8px; line-height: 1.4; }
  .form-feedback.ok  { display: block; background: #EEF8D6; color: #4a6b00; border: 1px solid var(--green); }
  .form-feedback.err { display: block; background: #FDE7EF; color: var(--magenta-dark); border: 1px solid var(--magenta); }

  /* SECTION */
  section { padding: 80px 0; }
  section.alt { background: white; }
  h2 { font-size: clamp(28px, 4vw, 44px); font-weight: 800; letter-spacing: -1px; margin-bottom: 12px; line-height: 1.15; }
  .lead { font-size: 18px; color: var(--grey); max-width: 720px; margin-bottom: 48px; }

  /* PROOF */
  .proof-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
  @media (max-width: 760px) { .proof-grid { grid-template-columns: 1fr; } }
  .proof-card { background: white; padding: 32px; border-radius: 14px; border: 1px solid var(--grey-light); }
  .proof-card .kpi { font-size: 40px; font-weight: 800; color: var(--magenta); line-height: 1; margin-bottom: 8px; }
  .proof-card .label { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--grey); margin-bottom: 10px; }
  .proof-card .kpi-explain { font-size: 13px; color: var(--magenta-dark); background: var(--magenta-soft); padding: 8px 12px; border-radius: 8px; margin-bottom: 14px; }
  .proof-card p { font-size: 15px; color: var(--dark); }
  .clients-line { margin-top: 36px; padding: 24px; background: var(--magenta-soft); border-radius: 12px; text-align: center; font-weight: 600; color: var(--magenta-dark); }

  /* METHOD STEPS */
  .steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
  @media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }
  .step { padding: 32px; background: white; border-radius: 14px; border-top: 4px solid var(--magenta); }
  .step-num { display: inline-block; background: var(--magenta); color: white; width: 40px; height: 40px; border-radius: 50%; line-height: 40px; text-align: center; font-weight: 800; margin-bottom: 16px; }
  .step h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
  .step p { color: var(--grey); font-size: 15px; }
  .step-link { display: inline-block; margin-top: 14px; font-weight: 700; font-size: 14px; color: var(--magenta); }
  .step-link:hover { color: var(--magenta-dark); }

  /* WHO WE ARE */
  .about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
  @media (max-width: 760px) { .about-grid { grid-template-columns: 1fr; } }
  .about p { font-size: 17px; margin-bottom: 18px; color: var(--dark); }
  .about p.quote { font-style: italic; color: var(--magenta-dark); border-left: 4px solid var(--magenta); padding-left: 18px; }
  .about-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  .about-stat { background: var(--dark); color: white; padding: 24px; border-radius: 12px; }
  .about-stat .num { font-size: 32px; font-weight: 800; color: var(--green); margin-bottom: 4px; }
  .about-stat .desc { font-size: 13px; color: #aaa; }

  /* FAQ */
  .faq-item { background: white; border: 1px solid var(--grey-light); border-radius: 12px; margin-bottom: 12px; overflow: hidden; }
  .faq-q { padding: 22px 24px; font-weight: 700; cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-size: 16px; }
  .faq-q:hover { background: var(--magenta-soft); }
  .faq-q::after { content: "+"; color: var(--magenta); font-size: 24px; font-weight: 400; transition: transform 0.2s; }
  .faq-item.open .faq-q::after { transform: rotate(45deg); }
  .faq-a { max-height: 0; overflow: hidden; transition: all 0.3s; padding: 0 24px; color: var(--grey); font-size: 15px; }
  .faq-item.open .faq-a { max-height: 400px; padding: 0 24px 22px; }

  /* CTA finale */
  .cta-final { background: var(--magenta); color: white; padding: 80px 0; text-align: center; position: relative; overflow: hidden; }
  .cta-final .sparkle { color: rgba(255,255,255,0.22); }
  .cta-final .sparkle.s1 { top: 34px; left: 8%; font-size: 40px; }
  .cta-final .sparkle.s2 { bottom: 38px; right: 10%; font-size: 56px; }
  .cta-final h2 { color: white; }
  .cta-final .lead { color: rgba(255,255,255,0.85); margin: 12px auto 36px; }
  .cta-final .form-card { max-width: 560px; margin: 0 auto; color: var(--dark); text-align: left; }

  /* FOOTER */
  footer { background: var(--dark); color: #aaa; padding: 48px 0 32px; }
  footer .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 32px; }
  .footer-col { flex: 1 1 320px; }
  footer .logo { color: var(--green); }
  footer .small-text { font-size: 13px; max-width: 360px; line-height: 1.6; }
  footer a { color: var(--green); }
  .social-row { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 16px; }
  .social-row a { font-size: 13px; font-weight: 600; }
  .footer-legal { margin-top: 18px; }
  .footer-legal a { color: #aaa; }

  /* COOKIE BANNER */
  .cookie-banner {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 1000;
    background: white; border-top: 3px solid var(--magenta);
    box-shadow: 0 -8px 40px rgba(0,0,0,0.12);
    transform: translateY(110%); transition: transform 0.35s ease;
  }
  .cookie-banner.show { transform: translateY(0); }
  .cookie-inner { max-width: 1080px; margin: 0 auto; padding: 20px 24px; display: flex; align-items: center; gap: 24px; flex-wrap: wrap; justify-content: space-between; }
  .cookie-text { font-size: 13.5px; color: var(--dark); max-width: 620px; line-height: 1.5; }
  .cookie-actions { display: flex; gap: 10px; flex-wrap: wrap; }
  .ck-btn { padding: 11px 20px; border-radius: 8px; font-size: 14px; font-weight: 700; cursor: pointer; border: 2px solid var(--magenta); font-family: inherit; }
  .ck-accept { background: var(--magenta); color: white; }
  .ck-accept:hover { background: var(--magenta-dark); border-color: var(--magenta-dark); }
  .ck-reject, .ck-settings { background: white; color: var(--magenta); }
  .ck-reject:hover, .ck-settings:hover { background: var(--magenta-soft); }
  .cookie-prefs { max-width: 1080px; margin: 0 auto; padding: 0 24px 20px; display: flex; flex-direction: column; gap: 12px; }
  .ck-pref { display: flex; gap: 10px; align-items: flex-start; font-size: 13.5px; color: var(--grey); line-height: 1.4; }
  .ck-pref input { margin-top: 2px; accent-color: var(--magenta); width: 16px; height: 16px; flex-shrink: 0; }
  .ck-pref strong { color: var(--dark); }
  #ck-save { align-self: flex-start; margin-top: 4px; }
  @media (max-width: 640px) {
    .cookie-inner { flex-direction: column; align-items: stretch; }
    .cookie-actions { justify-content: stretch; }
    .ck-btn { flex: 1; }
  }