/* ===========================================================
   Smart Lab Siena — Recupero Dati
   Design tokens
=========================================================== */
:root{
  --paper:      #FFFFFF;
  --paper-alt:  #F5F7FA;
  --ink:        #0A1A2E;
  --ink-soft:   #4A5A70;
  --steel:      #8592A3;
  --blue:       #1450E0;
  --blue-dark:  #0E3AAE;
  --blue-soft:  #EAF0FF;
  --red:        #EF4444;
  --red-dark:   #DC2626;
  --red-soft:   #FEEBEB;
  --recovered:  #22C55E;
  --recovered-dark:#16A34A;
  --bad:        #E15A4B;
  --card:       #FFFFFF;
  --glass-78:   rgba(233,239,255,.85);
  --glass-92:   rgba(255,255,255,.92);
  --line:       rgba(10,26,46,0.09);

  --font: 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'Roboto Mono', monospace;

  --radius: 18px;
  --radius-sm: 12px;
  --wrap: 1120px;
  --ease: cubic-bezier(.22,1,.36,1);
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *,*::before,*::after{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body{ margin:0; font-family:var(--font); color:var(--ink); background:var(--paper); line-height:1.6; -webkit-font-smoothing:antialiased; letter-spacing:-0.011em; }
body.menu-open{ overflow:hidden; }

h1,h2,h3{ font-family:var(--font); color:var(--ink); line-height:1.12; margin:0 0 .5em; letter-spacing:-0.03em; font-weight:700; }
h1{ font-size: clamp(2.1rem, 4.2vw, 3.4rem); font-weight: 800; }
h2{ font-size: clamp(1.5rem, 2.6vw, 2.15rem); font-weight: 600; }
h3{ font-size: 1.05rem; font-weight: 600; }
p{ margin: 0 0 1em; color: var(--ink-soft); }
em{ font-style: normal; color: var(--blue); }

a{ color: inherit; }
.wrap{ max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

.skip-link{
  position:absolute; left:-999px; top:auto;
  background: var(--surface-dark); color:#fff; padding: 10px 16px; border-radius: 6px; z-index: 100;
}
.skip-link:focus{ left: 16px; top: 16px; }

:focus-visible{ outline: 3px solid var(--blue); outline-offset: 2px; }

/* ---------- Buttons ---------- */
.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1.5px solid transparent;
  transition: transform .2s var(--ease), background .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.btn svg{ width:17px; height:17px; flex-shrink:0; }
.btn:hover{ transform: translateY(-1px); }
.btn-primary{ background: var(--red); color:#fff; }
.btn-primary:hover{ background: var(--red-dark); }
.btn-secondary{ background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-secondary:hover{ background: var(--surface-dark); color: #fff; }
.btn-ghost{ background: transparent; color: var(--ink-soft); border-color: transparent; text-decoration: underline; }
.btn-call{ background: var(--blue); color:#fff; padding: 10px 18px; font-size: .9rem; }
.btn-call:hover{ background: var(--blue-dark); }

/* ---------- Header ---------- */
.site-header{
  position: sticky; top:0; z-index: 50;
  background:var(--glass-78);
  backdrop-filter: blur(14px) saturate(1.6);
  border-bottom: 1px solid var(--line);
}
.header-inner{ display:flex; align-items:center; justify-content:space-between; gap:16px; padding-top:14px; padding-bottom:14px; }
.header-nav{ display:flex; align-items:center; gap:24px; font-size:.88rem; color:var(--ink-soft); }
.header-nav a{ text-decoration:none; font-weight:500; position:relative; padding:4px 0; }
.header-nav a::after{ content:""; position:absolute; left:0; right:0; bottom:-2px; height:1.5px; background:var(--blue); transform:scaleX(0); transform-origin:left; transition:transform .25s var(--ease); }
.header-nav a:hover{ color:var(--ink); }
.header-nav a:hover::after{ transform:scaleX(1); }
@media (max-width:860px){ .header-nav{ display:none; } }

/* Protruding centered logo badge — straddles the header's bottom edge */
.logo-badge-wrap{
  position:absolute; left:50%; bottom:0; transform:translate(-50%, 45%);
  display:flex; flex-direction:column; align-items:center; gap:8px; z-index:6;
  text-decoration:none;
}
.logo-badge{
  width:64px; height:64px; border-radius:50%; background:#fff;
  box-shadow:0 8px 24px rgba(10,26,46,.16), 0 0 0 5px #fff;
  display:flex; align-items:center; justify-content:center; overflow:hidden;
  border:1px solid var(--line); transition:transform .2s var(--ease);
}
.logo-badge-wrap:hover .logo-badge{ transform:translateY(-2px); }
.logo-badge img{ width:48px; height:48px; object-fit:contain; }
@media (max-width:860px){
  .logo-badge{ width:52px; height:52px; }
  .logo-badge img{ width:38px; height:38px; }
}

/* ---------- Hero ---------- */
.hero{ padding: 56px 0 40px; }
.hero-inner{ display:grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items:center; }
@media (max-width: 900px){ .hero-inner{ grid-template-columns: 1fr; } }

.eyebrow{ display:inline-flex; align-items:center; font-family:var(--font-mono); text-transform:uppercase; letter-spacing:.1em; font-size:.74rem; color:var(--blue); margin-bottom:16px; background:var(--blue-soft); padding:5px 12px; border-radius:999px; }
.hero-lede{ max-width: 46ch; font-size: 1.05rem; }
.hero-actions{ display:flex; flex-wrap:wrap; gap:12px; margin: 26px 0 30px; }

.trust-bar{
  display:flex; flex-wrap:wrap; gap: 26px;
  list-style:none; padding:0; margin:0;
  font-size:.85rem; color: var(--ink-soft);
}
.trust-num{ display:block; font-family: var(--font); font-size:1.3rem; color: var(--ink); font-weight:600; }

/* Sector map signature element */
.hero-visual{ display:flex; flex-direction:column; align-items:center; gap:12px; }
.sector-map{
  display:grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 6px;
  width: 100%;
  max-width: 340px;
  aspect-ratio: 1 / 1;
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.sector{
  border-radius: 3px;
  background: var(--bad);
  opacity: .55;
  transition: background .5s ease, opacity .5s ease;
}
.sector.is-recovered{ background: var(--recovered); opacity: 1; }
.sector-caption{ font-family: var(--font-mono); font-size: .78rem; color: var(--ink-soft); }
.dot{ display:inline-block; width:9px; height:9px; border-radius:50%; margin-right:4px; }
.dot-bad{ background: var(--bad); }
.dot-ok{ background: var(--recovered); }

/* ---------- Notice ---------- */
.notice{ background: var(--blue); color:#fff; }
.notice-inner{ padding: 14px 24px; }
.notice p{ margin:0; color:#fff; font-size:.92rem; }
.notice strong{ font-family: var(--font); }

/* ---------- Sections ---------- */
.section{ padding: 64px 0; }
.section-lede{ max-width: 56ch; font-size: 1.02rem; margin-bottom: 34px; }

/* Devices */
.device-grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
@media (max-width: 800px){ .device-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px){ .device-grid{ grid-template-columns: 1fr; } }

.device-card{
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 20px;
}
.device-ext{
  font-family: var(--font-mono); font-size: .8rem;
  color: var(--blue); margin: 0 0 10px;
}
.device-card h3{ margin-bottom: 6px; }
.device-card p{ margin:0; font-size: .92rem; }

/* Process */
.process{ background: var(--paper-alt); }
.process-list{ list-style:none; margin:0; padding:0; display:grid; gap: 26px; }
.process-list li{ display:grid; grid-template-columns: 64px 1fr; gap: 18px; align-items:start; }
.step-num{
  font-family: var(--font-mono); font-size: .95rem; color: var(--steel);
  padding-top: 4px;
}
.process-list h3{ margin-bottom: 4px; }
.process-list p{ margin:0; }

/* Guarantee */
.guarantee-inner{ display:grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; }
@media (max-width: 800px){ .guarantee-inner{ grid-template-columns: 1fr; } }
.guarantee-list ul{ list-style:none; margin:0; padding:0; display:grid; gap: 12px; }
.guarantee-list li{
  padding-left: 26px; position: relative; font-size: .95rem; color: var(--ink-soft);
}
.guarantee-list li::before{
  content: "";
  position:absolute; left:0; top: 6px;
  width: 12px; height: 12px; border-radius: 3px;
  background: var(--recovered);
}

/* FAQ */
.faq-list{ display:grid; gap: 10px; max-width: 760px; }
details{
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 4px 20px;
}
summary{
  cursor:pointer; padding: 16px 0; font-family: var(--font); font-weight:600;
  list-style: none; display:flex; justify-content:space-between; align-items:center; gap: 12px;
}
summary::-webkit-details-marker{ display:none; }
summary::after{
  content: "+"; font-family: var(--font-mono); color: var(--blue); font-size: 1.2rem; flex-shrink:0;
}
details[open] summary::after{ content: "–"; }
details p{ padding-bottom: 16px; margin:0; font-size: .95rem; }

/* Final CTA */
.final-cta{ text-align:center; }
.final-cta-inner{ max-width: 640px; margin: 0 auto; }
.final-cta .hero-actions{ justify-content:center; }

/* Footer */
.site-footer{ border-top: 1px solid var(--line); padding: 26px 0 90px; }
.footer-inner{ display:flex; flex-wrap:wrap; justify-content:space-between; gap:10px; font-size:.85rem; color: var(--steel); }
.footer-inner a{ text-decoration:underline; }


/* App-style bottom tab bar (mobile only) */
.tab-bar{
  position:fixed; left:0; right:0; bottom:0; z-index:60;
  display:none; background:var(--glass-92); backdrop-filter:blur(14px);
  border-top:1px solid var(--line); padding:8px 6px calc(8px + env(safe-area-inset-bottom,0px));
  box-shadow:0 -8px 24px rgba(10,37,64,.10);
}
.tab-item{
  flex:1; display:flex; flex-direction:column; align-items:center; gap:3px;
  padding:6px 2px; border-radius:12px; text-decoration:none; color:#8B97A8;
  background:none; border:none; font-family:inherit; cursor:pointer;
  transition:color .15s ease, background .15s ease;
}
.tab-item svg{ width:22px; height:22px; }
.tab-item span{ font-size:.66rem; font-weight:600; }
.tab-item.active{ color:var(--blue); }
.tab-item-accent{ color:var(--recovered); }
.tab-item:active{ background:var(--blue-soft); }
@media (max-width:860px){
  .tab-bar{ display:flex; }
  .site-footer{ padding-bottom:96px; }
}

/* Header actions + hamburger */
.header-actions{ display:flex; align-items:center; gap:12px; }
@media (max-width:520px){ .header-actions .btn-call{ display:none; } }


/* Mobile menu drawer */
.mobile-menu-backdrop{
  position:fixed; inset:0; background:rgba(10,37,64,.32); backdrop-filter:blur(2px);
  z-index:70; opacity:0; visibility:hidden; transition:opacity .25s ease;
}
.mobile-menu-backdrop.open{ opacity:1; visibility:visible; }

.mobile-menu{
  position:fixed; top:0; right:0; bottom:0; width:min(340px,86vw); z-index:75;
  background:var(--card); box-shadow:-16px 0 40px rgba(10,37,64,.16);
  transform:translateX(100%); transition:transform .32s var(--ease);
  display:flex; flex-direction:column; padding:88px 20px 24px;
  overflow-y:auto;
}
.mobile-menu.open{ transform:translateX(0); }
.mobile-menu-nav{ display:flex; flex-direction:column; gap:2px; flex-grow:1; }
.mobile-menu-nav a{
  display:flex; align-items:center; gap:14px; padding:13px 12px; border-radius:12px;
  text-decoration:none; color:var(--ink); font-weight:500; font-size:.98rem;
  transition:background .15s ease;
}
.mobile-menu-nav a:hover, .mobile-menu-nav a:active{ background:var(--blue-soft); }
.mobile-menu-nav a svg{ width:20px; height:20px; flex-shrink:0; color:var(--blue); }
.mobile-menu-cta{ display:flex; flex-direction:column; gap:10px; padding-top:18px; border-top:1px solid var(--line); margin-top:14px; }
.mobile-menu-cta .btn{ width:100%; }

/* ===== Dark mode ===== */
:root{ --surface-dark: #0A1A2E; }

html[data-theme="dark"]{
  --paper:      #0B1420;
  --paper-alt:  #101B2B;
  --ink:        #F2F5F9;
  --ink-soft:   #B7C3D6;
  --steel:      #8695AA;
  --blue:       #4C82FF;
  --blue-dark:  #2F63E0;
  --blue-soft:  rgba(76,130,255,0.16);
  --red:        #FF5C5C;
  --red-dark:   #E23F3F;
  --red-soft:   rgba(255,92,92,0.14);
  --card:       #121F30;
  --glass-78:   rgba(19,30,56,.88);
  --glass-92:   rgba(11,20,32,.92);
  --line:       rgba(255,255,255,0.10);
}

body{ transition:background-color .3s ease, color .3s ease; }
@media (prefers-reduced-motion: reduce){ body{ transition:none; } }

/* Theme toggle button */
.theme-toggle{
  display:inline-flex; align-items:center; justify-content:center;
  width:36px; height:36px; border-radius:50%; border:1px solid var(--line);
  background:var(--card); color:var(--ink-soft); cursor:pointer; padding:0; flex-shrink:0;
}
.theme-toggle svg{ width:18px; height:18px; }
.theme-toggle .icon-sun{ display:none; }
html[data-theme="dark"] .theme-toggle .icon-moon{ display:none; }
html[data-theme="dark"] .theme-toggle .icon-sun{ display:block; }
.theme-toggle:hover{ border-color:var(--blue); color:var(--blue); }

.mobile-menu-theme{
  display:flex; align-items:center; justify-content:space-between;
  padding:12px 12px; border-top:1px solid var(--line); border-bottom:1px solid var(--line);
  margin:10px 0; font-size:.9rem; font-weight:500; color:var(--ink);
}

/* Nav-right group: wraps the (hideable) nav links + the always-visible theme toggle */
.nav-right-group{ display:flex; align-items:center; gap:12px; }

/* Header identity: tinted glass + branded gradient edge (works in both themes) */
.site-header::after{
  content:""; position:absolute; left:0; right:0; bottom:0; height:2px;
  background:linear-gradient(90deg, var(--blue), var(--red));
  opacity:.85;
}

/* Footer social links */
.footer-right{ display:flex; align-items:center; gap:16px; flex-wrap:wrap; }
.footer-right p{ margin:0; }
.social-links{ display:flex; gap:10px; }
.social-links a{ display:flex; align-items:center; justify-content:center; width:32px; height:32px; border-radius:50%; background:var(--card); border:1px solid var(--line); color:var(--ink-soft); transition:color .2s ease, border-color .2s ease; }
.social-links a:hover{ color:var(--blue); border-color:var(--blue); }
.social-links svg{ width:16px; height:16px; }

.logo-badge-name{ font-size:.82rem; font-weight:700; color:var(--ink); letter-spacing:-0.01em; }

/* Header: toggle (left) + status/call (right) always visible, flanking the centered badge */
.nav-left-group{ display:flex; align-items:center; gap:12px; }
.status-pill{ display:flex; align-items:center; gap:6px; background:var(--card); border:1px solid var(--line); border-radius:999px; padding:6px 12px 6px 8px; font-size:.72rem; font-weight:700; color:var(--ink); box-shadow:0 1px 2px rgba(10,26,46,.06); white-space:nowrap; }
.status-dot{ width:8px; height:8px; border-radius:50%; background:var(--recovered); position:relative; flex-shrink:0; }
.status-dot::after{ content:""; position:absolute; inset:-4px; border-radius:50%; background:var(--recovered); opacity:.35; animation:pulse 1.8s ease-out infinite; }
@keyframes pulse{ 0%{ transform:scale(.6); opacity:.5; } 100%{ transform:scale(2.2); opacity:0; } }
@media (prefers-reduced-motion: reduce){ .status-dot::after{ animation:none; opacity:0; } }
@media (max-width:520px){ .status-label{ display:none; } .status-pill{ padding:6px; } }

.call-icon-btn{
  display:inline-flex; align-items:center; justify-content:center; width:36px; height:36px;
  border-radius:50%; border:1px solid var(--line); background:var(--card); color:var(--ink-soft);
  flex-shrink:0; transition:color .2s ease, border-color .2s ease;
}
.call-icon-btn svg{ width:17px; height:17px; }
.call-icon-btn:hover{ color:var(--recovered); border-color:var(--recovered); }

/* In-flow brand title, replaces the name that used to float inside the badge (avoided overlap issues) */
.site-title{ text-align:center; padding:52px 0 6px; }
.site-title p{ margin:0; font-size:1.05rem; font-weight:800; color:var(--ink); letter-spacing:-0.01em; }

/* Cookie consent banner */
.cookie-banner{
  position:fixed; left:16px; right:16px; bottom:16px; z-index:95;
  display:flex; justify-content:center;
  transform:translateY(140%); opacity:0; visibility:hidden;
  transition:transform .35s var(--ease), opacity .35s ease, visibility 0s linear .35s;
}
.cookie-banner.visible{ transform:translateY(0); opacity:1; visibility:visible; transition:transform .35s var(--ease), opacity .35s ease; }
.cookie-banner-inner{
  max-width:560px; width:100%; background:var(--card); border:1px solid var(--line);
  border-radius:var(--radius); padding:18px 20px; box-shadow:0 16px 40px rgba(10,26,46,.18);
  display:flex; flex-direction:column; gap:14px;
}
.cookie-banner-inner p{ margin:0; font-size:.86rem; color:var(--ink-soft); line-height:1.5; }
.cookie-banner-inner a{ color:var(--blue); font-weight:600; text-decoration:none; }
.cookie-banner-inner a:hover{ text-decoration:underline; }
.cookie-actions{ display:flex; gap:10px; }
.cookie-actions .btn{ flex:1; padding:10px 16px; font-size:.86rem; }
@media (max-width:860px){ .cookie-banner{ bottom:84px; } }