/* ==========================================================
   Grandinometro — landing page
   Base chiara, accenti blu profondo/ciano/arancio, rosso solo
   per i livelli di allerta. Dark mode automatica via
   prefers-color-scheme.
   ========================================================== */

:root{
  --bg:#F6F8FB;
  --bg-alt:#EEF2F7;
  --surface:#FFFFFF;
  --surface-2:#FBFCFE;
  --border:#E2E8F0;
  --text:#101826;
  --muted:#5B6472;
  --soft:#8792A2;

  --brand:#0B3D66;
  --brand-2:#14547F;
  --brand-3:#1E6FA8;
  --cyan:#0FA8C7;
  --orange:#F2843B;
  --red:#DC3B2E;

  --shadow-sm:0 1px 2px rgba(16,24,38,.06), 0 1px 1px rgba(16,24,38,.04);
  --shadow-md:0 8px 24px rgba(16,24,38,.08), 0 2px 8px rgba(16,24,38,.05);
  --shadow-lg:0 24px 60px rgba(16,24,38,.14), 0 8px 20px rgba(16,24,38,.08);

  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --radius-pill:999px;

  --header-h:72px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark){
  :root{
    --bg:#0A1622;
    --bg-alt:#0D1D2E;
    --surface:#11233A;
    --surface-2:#0D1D2E;
    --border:rgba(255,255,255,.09);
    --text:#EAF2FC;
    --muted:#9FB3CC;
    --soft:#6F87A3;

    --brand:#4F92D8;
    --brand-2:#3F7FBF;
    --brand-3:#33C4E8;
    --cyan:#33C4E8;
    --orange:#FFA05C;
    --red:#FF6B5B;

    --shadow-sm:0 1px 2px rgba(0,0,0,.3);
    --shadow-md:0 8px 24px rgba(0,0,0,.35);
    --shadow-lg:0 24px 60px rgba(0,0,0,.5);
    color-scheme: dark;
  }
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important}
}

body{
  margin:0;
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  line-height:1.5;
}

img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{line-height:1.15;margin:0;font-weight:800;letter-spacing:-.02em}
p{margin:0}
ul,ol{list-style:none;margin:0;padding:0}
button{font:inherit;background:none;border:0;cursor:pointer;color:inherit}
svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.wrap-narrow{max-width:760px}

.skip-link{
  position:absolute;left:12px;top:-60px;background:var(--brand);color:#fff;
  padding:10px 16px;border-radius:var(--radius-sm);z-index:200;transition:top .2s ease;
}
.skip-link:focus{top:12px}

/* ---------------- buttons ---------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-weight:700;text-decoration:none;border-radius:var(--radius-pill);
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space:nowrap;
}
.btn svg{width:20px;height:20px;stroke:none;fill:currentColor}
.btn-primary{
  background:linear-gradient(135deg,var(--brand-3),var(--brand));
  color:#fff;box-shadow:0 10px 26px rgba(11,61,102,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(11,61,102,.36)}
.btn-ghost{
  background:transparent;color:var(--brand);border:1.5px solid var(--border);
}
.btn-ghost:hover{border-color:var(--brand-3);background:var(--bg-alt)}
.btn-lg{padding:16px 28px;font-size:17px}
.btn-sm{padding:10px 18px;font-size:14.5px}

/* ---------------- header ---------------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--border);box-shadow:var(--shadow-sm)}
.header-inner{
  height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.brand{
  display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;text-decoration:none;color:var(--text);
}
.brand img{border-radius:9px}

.main-nav{display:none;gap:28px}
.main-nav a{text-decoration:none;color:var(--muted);font-weight:600;font-size:14.5px;transition:color .15s ease}
.main-nav a:hover{color:var(--brand)}

.header-actions{display:flex;align-items:center;gap:14px}
.nav-toggle{
  display:flex;flex-direction:column;justify-content:center;gap:4px;
  width:36px;height:36px;padding:8px;border-radius:8px;
}
.nav-toggle span{display:block;width:100%;height:2px;background:var(--text);border-radius:2px;transition:transform .2s ease, opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* Su mobile il pulsante "Scarica l'app" è ridondante (è nel menu e negli
   store badge dell'hero) e su schermi stretti faceva sforare l'header a
   destra: lo mostriamo solo da tablet/desktop in su. */
.header-actions .btn{display:none}
@media (min-width:860px){
  .main-nav{display:flex}
  .nav-toggle{display:none}
  .header-actions .btn{display:inline-flex}
}

.main-nav.is-open{
  display:flex;position:absolute;top:var(--header-h);left:0;right:0;
  flex-direction:column;gap:2px;background:var(--surface);border-bottom:1px solid var(--border);
  padding:10px 20px 18px;box-shadow:var(--shadow-md);
}
.main-nav.is-open a{padding:12px 4px;border-bottom:1px solid var(--border)}
.main-nav.is-open a:last-child{border-bottom:0}

/* ---------------- reveal-on-scroll ---------------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease}
.reveal.is-visible{opacity:1;transform:none}

/* ---------------- hero ---------------- */
.hero{padding:52px 0 20px;overflow:clip}
.hero-inner{display:grid;gap:44px;align-items:center}
.eyebrow{
  display:inline-block;color:var(--brand-3);font-weight:700;font-size:13.5px;
  letter-spacing:.04em;text-transform:uppercase;margin-bottom:14px;
}
h1{font-size:clamp(32px,7vw,54px)}
h1 .accent{background:linear-gradient(120deg,var(--brand),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin:22px 0 30px;font-size:clamp(16px,2.4vw,18.5px);color:var(--muted);max-width:46ch;line-height:1.6}
.hero-cta{display:flex;flex-direction:column;align-items:flex-start;gap:20px}

.trust-badges{display:flex;flex-direction:column;gap:12px;margin-top:32px;color:var(--muted);font-size:14px;font-weight:600}
.trust-badges li{display:flex;align-items:center;gap:10px}
.trust-badges svg{width:18px;height:18px;stroke:var(--brand-3);flex:0 0 auto}

.hero-visual{position:relative;display:flex;justify-content:center;align-items:center;min-height:340px}

/* ---------------- radar decorativo ---------------- */
.radar{
  position:relative;border-radius:50%;
  background:radial-gradient(circle at 50% 50%, color-mix(in srgb, var(--brand) 10%, transparent) 0%, transparent 70%);
}
/* Centrato dietro al telefono via left/top + margini negativi: NON con
   transform, perché il parallax JS sovrascrive transform (translateY). */
.radar-lg{width:min(420px,86vw);aspect-ratio:1/1;position:absolute;z-index:0;
  left:50%;top:50%;margin-left:calc(min(420px,86vw) / -2);margin-top:calc(min(420px,86vw) / -2)}
.radar-rings{
  position:absolute;inset:0;border-radius:50%;
  background:
    repeating-radial-gradient(circle at 50% 50%,
      color-mix(in srgb, var(--brand-3) 30%, transparent) 0px,
      color-mix(in srgb, var(--brand-3) 30%, transparent) 1px,
      transparent 1px, transparent calc(12.5% ));
  opacity:.5;
}
.radar-sweep{
  position:absolute;inset:0;border-radius:50%;
  background:conic-gradient(from 0deg, color-mix(in srgb, var(--cyan) 55%, transparent), transparent 30%);
  animation:radar-spin 5s linear infinite;
  mask-image:radial-gradient(circle, black 60%, transparent 100%);
}
@keyframes radar-spin{to{transform:rotate(360deg)}}
.radar-blip{
  position:absolute;left:var(--x);top:var(--y);width:10px;height:10px;margin:-5px;
  border-radius:50%;background:var(--brand-3);
  animation:radar-blip 3s ease-in-out infinite;
  animation-delay:var(--d);
  box-shadow:0 0 0 0 color-mix(in srgb, var(--brand-3) 60%, transparent);
}
.radar-blip-alert{background:var(--orange)}
@keyframes radar-blip{
  0%,100%{opacity:.35;box-shadow:0 0 0 0 color-mix(in srgb, var(--brand-3) 45%, transparent)}
  50%{opacity:1;box-shadow:0 0 0 10px transparent}
}

/* ---------------- phone mockups ---------------- */
.phone-mock{
  position:relative;z-index:1;flex:0 0 auto;padding:10px;border-radius:34px;
  background:var(--text);box-shadow:var(--shadow-lg);
}
.phone-mock img{border-radius:24px;display:block}
.phone-mock-hero{width:min(260px,60vw)}
.phone-mock-hero:hover{animation:phone-tilt .6s ease}
@keyframes phone-tilt{
  0%,100%{transform:rotate(0)}
  50%{transform:rotate(-1.2deg)}
}

/* ---------------- device frame (hero) — iPhone titanio ---------------- */
.device{
  position:relative;z-index:1;flex:0 0 auto;
  width:min(284px,62vw);aspect-ratio:924/2000;
  border-radius:54px;padding:14px;
  background:linear-gradient(145deg,#7d8ca6 0%,#33415c 15%,#0f1a2b 38%,#0c1523 50%,#0f1a2b 62%,#33415c 85%,#8695af 100%);
  box-shadow:
    inset 0 2px 3px rgba(255,255,255,.20),
    0 0 0 1px rgba(0,0,0,.55),
    0 34px 70px -28px rgba(0,0,0,.72),
    0 0 64px -12px color-mix(in srgb, var(--brand-3) 60%, transparent);
  transition:transform .5s ease;
}
.device-hero:hover{animation:phone-tilt .7s ease}
.device-screen{
  position:relative;width:100%;height:100%;
  border-radius:40px;overflow:hidden;background:#05080e;
  box-shadow:inset 0 0 0 2px #05080e, inset 0 0 0 3px rgba(255,255,255,.05);
}
.device-screen img{width:100%;height:100%;display:block;object-fit:cover}
.device-island{
  position:absolute;top:11px;left:50%;transform:translateX(-50%);
  width:31%;height:20px;background:#04070d;border-radius:12px;z-index:3;
  box-shadow:0 1px 2px rgba(0,0,0,.6);
}
.device-glare{
  position:absolute;inset:0;z-index:2;pointer-events:none;border-radius:40px;
  background:linear-gradient(125deg,rgba(255,255,255,.16) 0%,rgba(255,255,255,.05) 16%,transparent 40%);
}
.device-btn{position:absolute;z-index:0;background:linear-gradient(90deg,#38455d,#141d2e);border-radius:2px}
.device-btn-action{left:-3px;top:19%;width:4px;height:5%;border-radius:2px 0 0 2px}
.device-btn-vol{left:-3px;width:4px;height:9%;border-radius:2px 0 0 2px}
.device-btn-vol-up{top:29%}
.device-btn-vol-dn{top:41%}
.device-btn-power{right:-3px;top:30%;width:4px;height:12%;border-radius:0 2px 2px 0}
@media (prefers-reduced-motion:reduce){.device-hero:hover{animation:none}}

/* Mobile: telefono ben centrato e non tagliato, radar contenuto dietro. */
@media (max-width:640px){
  .hero-visual{min-height:300px;width:100%;overflow:visible}
  .device{width:min(258px,68vw)}
  .radar-lg{width:min(320px,78vw);margin-left:calc(min(320px,78vw) / -2);margin-top:calc(min(320px,78vw) / -2)}
}

/* ---------------- tasto "torna su" ---------------- */
.to-top{
  position:fixed;right:18px;bottom:18px;z-index:60;
  width:46px;height:46px;border:0;border-radius:50%;cursor:pointer;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 10px 26px rgba(0,0,0,.35);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .25s ease, transform .25s ease, visibility .25s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{filter:brightness(1.08)}
.to-top svg{width:22px;height:22px;fill:none;stroke:#fff;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}

/* ---------------- generic sections ---------------- */
.section{padding:88px 0}
.section-alt{background:var(--bg-alt)}
.section-head{max-width:60ch;margin-bottom:48px}
.section-head h2{font-size:clamp(26px,4vw,38px);margin-top:8px}
.section-sub{margin-top:14px;color:var(--muted);font-size:16.5px;line-height:1.6}

/* ---------------- timeline (come funziona) ---------------- */
.timeline{display:grid;gap:22px}
.timeline-step{display:flex;gap:20px;align-items:flex-start;position:relative}
.timeline-step:not(:last-child)::after{
  content:"";position:absolute;left:23px;top:52px;bottom:-22px;width:2px;
  background:linear-gradient(var(--border), transparent);
}
.timeline-num{
  flex:0 0 auto;width:46px;height:46px;border-radius:14px;
  background:linear-gradient(135deg,var(--brand-3),var(--brand));color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;
  box-shadow:0 8px 20px rgba(11,61,102,.25);
}
.timeline-body h3{font-size:18px;margin-bottom:6px}
.timeline-body p{color:var(--muted);font-size:15px;max-width:56ch}

@media (min-width:860px){
  .timeline{gap:36px}
  .timeline-step:not(:last-child)::after{bottom:-36px}
}

/* ---------------- feature rows ---------------- */
.feature-row{
  display:grid;gap:32px;align-items:center;padding:36px 0;
  border-bottom:1px solid var(--border);
}
.feature-row:last-child{border-bottom:0}
.feature-tag{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.03em;text-transform:uppercase;
  color:var(--brand-3);background:color-mix(in srgb, var(--brand-3) 12%, transparent);
  padding:5px 12px;border-radius:var(--radius-pill);margin-bottom:14px;
}
.feature-text h3{font-size:clamp(20px,3vw,26px);margin-bottom:12px}
.feature-text p{color:var(--muted);font-size:15.5px;max-width:52ch;line-height:1.6}
.feature-visual{display:flex;justify-content:center}

@media (min-width:860px){
  .feature-row{grid-template-columns:1fr 1fr;gap:56px}
  .feature-row-rev .feature-text{order:2}
  .feature-row-rev .feature-visual{order:1}
}

/* mini map */
.mini-map{
  position:relative;width:100%;max-width:380px;aspect-ratio:4/3;border-radius:var(--radius-lg);
  background:linear-gradient(160deg,var(--brand),var(--brand-2));overflow:hidden;box-shadow:var(--shadow-md);
}
.mini-map-grid{
  position:absolute;inset:0;
  background-image:linear-gradient(color-mix(in srgb,#fff 8%,transparent) 1px,transparent 1px),
    linear-gradient(90deg,color-mix(in srgb,#fff 8%,transparent) 1px,transparent 1px);
  background-size:34px 34px;
}
.mini-pin{
  position:absolute;left:var(--x,50%);top:var(--y,50%);width:14px;height:14px;margin:-7px;
  border-radius:50%;background:var(--orange);box-shadow:0 0 0 4px color-mix(in srgb, var(--orange) 30%, transparent);
}
.mini-pin-you{
  left:48%;top:48%;width:16px;height:16px;margin:-8px;background:#fff;
  box-shadow:0 0 0 6px color-mix(in srgb,#fff 25%,transparent), 0 0 0 12px color-mix(in srgb, var(--cyan) 30%, transparent);
  animation:pulse-you 2.2s ease-in-out infinite;
}
@keyframes pulse-you{0%,100%{transform:scale(1)}50%{transform:scale(1.15)}}

/* gauge */
.gauge-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:32px;text-align:center;box-shadow:var(--shadow-md);width:100%;max-width:300px;
}
.gauge{position:relative;width:180px;height:100px;margin:0 auto 14px}
.gauge-sm{width:110px;height:62px;margin-bottom:8px}
.gauge-arc{
  position:absolute;inset:0;border-radius:180px 180px 0 0;
  background:conic-gradient(from 180deg at 50% 100%, var(--brand-3) 0deg, var(--cyan) 60deg, var(--orange) 120deg, var(--red) 180deg);
  clip-path:polygon(0 100%, 0 0, 100% 0, 100% 100%);
  -webkit-mask:radial-gradient(circle at 50% 100%, transparent 55%, black 56%);
  mask:radial-gradient(circle at 50% 100%, transparent 55%, black 56%);
}
.gauge-needle{
  position:absolute;left:50%;bottom:0;width:3px;height:78%;background:var(--text);
  transform-origin:bottom center;transform:rotate(20deg) translateX(-50%);border-radius:3px;
  animation:needle-settle 1.4s cubic-bezier(.2,1.4,.4,1) both;
}
@keyframes needle-settle{0%{transform:rotate(-70deg) translateX(-50%)}100%{transform:rotate(20deg) translateX(-50%)}}
.gauge-label{font-weight:800;font-size:17px}
.gauge-sub{color:var(--muted);font-size:13.5px;margin-top:4px}

/* notification card */
.notif-card{
  display:flex;gap:16px;align-items:center;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow-md);width:100%;max-width:380px;
  animation:notif-in .5s ease both;
}
@keyframes notif-in{0%{transform:translateY(-8px);opacity:0}100%{transform:translateY(0);opacity:1}}
.notif-icon{font-size:28px;flex:0 0 auto}
.notif-text{display:flex;flex-direction:column;gap:4px}
.notif-text strong{font-size:15.5px}
.notif-text span{color:var(--muted);font-size:13.5px}

/* upload card */
.upload-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow-md);width:100%;max-width:320px;text-align:center;
}
.upload-photo{
  width:100%;aspect-ratio:16/10;border-radius:var(--radius-md);
  background:var(--bg-alt);display:flex;align-items:center;justify-content:center;font-size:30px;margin-bottom:16px;
  border:1.5px dashed var(--border);
}
.upload-chips{display:flex;gap:8px;justify-content:center;margin-bottom:18px;flex-wrap:wrap}
.chip{
  font-size:12.5px;font-weight:700;padding:6px 12px;border-radius:var(--radius-pill);
  background:color-mix(in srgb, var(--brand-3) 14%, transparent);color:var(--brand-3);
}
.chip-outline{background:transparent;border:1px solid var(--border);color:var(--muted)}
.upload-btn{
  background:linear-gradient(135deg,var(--brand-3),var(--brand));color:#fff;font-weight:700;
  padding:12px;border-radius:var(--radius-pill);font-size:14.5px;
}

/* ---------------- casi d'uso tabs ---------------- */
.usecase-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.usecase-tab{
  padding:11px 18px;border-radius:var(--radius-pill);border:1.5px solid var(--border);
  font-weight:700;font-size:14.5px;color:var(--muted);transition:all .15s ease;
}
.usecase-tab.is-active{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 8px 18px rgba(11,61,102,.25)}
.usecase-tab:not(.is-active):hover{border-color:var(--brand-3);color:var(--text)}

.usecase-panels{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:36px;box-shadow:var(--shadow-md);min-height:150px;
}
.usecase-panel h3{font-size:20px;margin-bottom:10px}
.usecase-panel p{color:var(--muted);font-size:16px;max-width:64ch;line-height:1.65}
.usecase-panel[hidden]{display:none}

/* ---------------- showcase (mockup app) ---------------- */
.showcase{display:flex;justify-content:center;align-items:center;gap:0;flex-wrap:wrap}
.phone-mock-main{width:min(240px,58vw);z-index:2}
.phone-mock-side{width:min(170px,42vw);opacity:.9}
.phone-mock-left{margin-right:-34px;transform:rotate(-7deg) translateY(18px)}
.phone-mock-right{margin-left:-34px;transform:rotate(7deg) translateY(18px)}
.fake-screen{
  aspect-ratio:9/19;border-radius:24px;background:var(--surface-2);padding:18px 14px;
  display:flex;flex-direction:column;gap:12px;
}
.fake-screen-title{font-size:12px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.03em}
.fake-screen-caption{font-size:13px;font-weight:700;text-align:center;color:var(--muted)}
.fake-notif{
  background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:10px 12px;font-size:11.5px;font-weight:600;
}
.fake-notif-muted{opacity:.55}

@media (max-width:640px){
  .phone-mock-left,.phone-mock-right{display:none}
}

/* ---------------- trust grid ---------------- */
.trust-grid{display:grid;gap:24px}
.trust-item{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:30px;box-shadow:var(--shadow-sm);
}
.trust-item svg{width:30px;height:30px;stroke:var(--brand-3);margin-bottom:16px}
.trust-item h3{font-size:18px;margin-bottom:10px}
.trust-item p{color:var(--muted);font-size:15px;line-height:1.6}
@media (min-width:760px){.trust-grid{grid-template-columns:repeat(3,1fr)}}

/* ---------------- FAQ ---------------- */
.faq-list{display:grid;gap:12px}
.faq-item{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);
  padding:6px 22px;
}
.faq-item summary{
  padding:18px 0;font-weight:700;font-size:16px;cursor:pointer;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:22px;font-weight:400;color:var(--brand-3);flex:0 0 auto;transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-answer p{color:var(--muted);font-size:15px;line-height:1.65;padding-bottom:20px;max-width:64ch}

/* ---------------- download finale ---------------- */
.download-cta{padding-top:20px}
.download-card{
  text-align:center;padding:64px 28px;border-radius:var(--radius-lg);
  background:linear-gradient(155deg,var(--brand),var(--brand-2));color:#fff;
  box-shadow:var(--shadow-lg);
}
.download-card h2{font-size:clamp(24px,4vw,32px);margin-bottom:12px;color:#fff}
.download-card p{color:color-mix(in srgb,#fff 78%, transparent);margin-bottom:28px;font-size:16.5px}
.download-card .btn-primary{background:#fff;color:var(--brand);box-shadow:0 10px 26px rgba(0,0,0,.2)}
.download-card .btn-primary:hover{background:#fff}

/* ---------------- badge store + stato "disponibile a breve" ---------------- */
.store-cta{display:flex;flex-direction:column;gap:14px}
.store-badges{display:flex;flex-wrap:wrap;gap:14px}
.store-badge{
  position:relative;
  display:inline-flex;align-items:center;gap:12px;
  padding:11px 20px 11px 18px;border-radius:14px;
  background:#0a0f1a;color:#fff;text-decoration:none;
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 8px 22px rgba(0,0,0,.18);
  transition:transform .16s ease, box-shadow .16s ease, border-color .16s ease;
}
.store-badge:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,0,0,.26);border-color:rgba(255,255,255,.3)}
.store-badge-logo{width:26px;height:26px;flex:0 0 auto}
.store-badge-text{display:flex;flex-direction:column;line-height:1.12;text-align:left}
.store-badge-text small{font-size:11px;font-weight:600;opacity:.82;letter-spacing:.01em}
.store-badge-text strong{font-size:17px;font-weight:700;letter-spacing:.01em}

/* stato "in arrivo" per singolo badge: offuscato e non cliccabile */
.store-badge.is-soon{opacity:.55;filter:grayscale(.5);pointer-events:none;user-select:none}
.soon-tag{
  position:absolute;top:-9px;right:-8px;
  background:var(--brand-3);color:#04121f;
  font-size:10px;font-weight:800;letter-spacing:.03em;text-transform:uppercase;
  padding:2px 8px;border-radius:999px;box-shadow:0 2px 6px rgba(0,0,0,.3);
}

/* badge dentro la card download (sfondo blu, centrati) */
.download-card .store-cta{align-items:center}
.download-card .store-badges{justify-content:center}

/* ---------------- sostieni (donazioni) ---------------- */
.support-card{
  text-align:center;padding:48px 32px;border-radius:var(--radius-lg);
  background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-md);
  position:relative;overflow:hidden;
}
.support-card::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(120% 80% at 50% -20%, color-mix(in srgb, var(--orange) 16%, transparent), transparent 60%);
}
.support-emoji{font-size:44px;line-height:1;margin-bottom:14px;position:relative}
.support-card h2{font-size:clamp(22px,3.4vw,30px);margin-bottom:12px;position:relative}
.support-card p{color:var(--muted);font-size:16px;line-height:1.65;max-width:56ch;margin:0 auto 26px;position:relative}
.support-card .btn{position:relative}

/* ---------------- footer ---------------- */
.site-footer{background:var(--bg-alt);border-top:1px solid var(--border);padding:56px 0 28px}
.footer-inner{display:grid;gap:36px;margin-bottom:40px}
.footer-brand p{color:var(--muted);font-size:14px;margin-top:12px;max-width:32ch}
.footer-col h4{font-size:13px;text-transform:uppercase;letter-spacing:.03em;color:var(--soft);margin-bottom:14px}
.footer-col a{display:block;color:var(--muted);text-decoration:none;font-size:14.5px;padding:5px 0}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;
  padding-top:24px;border-top:1px solid var(--border);color:var(--soft);font-size:13px;
}
@media (min-width:760px){.footer-inner{grid-template-columns:1.6fr 1fr 1fr 1fr}}

/* ---------------- layout breakpoints ---------------- */
@media (min-width:860px){
  .hero-inner{grid-template-columns:1.1fr .9fr}
  .hero{padding:76px 0 40px}
}

/* ==========================================================
   Banner reclutamento tester Play Store
   ========================================================== */
.tester-cta{padding-top:48px;padding-bottom:0}
.tester-card{
  background:linear-gradient(135deg, color-mix(in srgb,var(--brand-3) 12%,var(--surface)), var(--surface));
  border:1px solid color-mix(in srgb,var(--brand-3) 40%,transparent);
  border-radius:var(--radius-lg);
  padding:36px 40px;
  box-shadow:var(--shadow-md);
  text-align:center;
}
.tester-badge{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.02em;
  color:var(--brand-3);
  background:color-mix(in srgb,var(--brand-3) 14%,transparent);
  border:1px solid color-mix(in srgb,var(--brand-3) 30%,transparent);
  padding:6px 14px;border-radius:var(--radius-pill);margin-bottom:16px;
}
.tester-card h2{margin:0 0 12px;font-size:clamp(21px,4vw,26px)}
.tester-card > p{color:var(--muted);font-size:16px;line-height:1.7;max-width:60ch;margin:0 auto 22px}
.tester-points{
  list-style:none;padding:0;margin:0 auto 26px;max-width:52ch;text-align:left;
  display:grid;gap:10px;
}
.tester-points li{
  color:var(--text);font-size:15px;line-height:1.5;
  background:var(--surface-2);border:1px solid var(--border);
  border-radius:var(--radius-sm);padding:12px 16px;
}
.tester-note{color:var(--soft);font-size:14px;margin:16px 0 0}
@media (max-width:560px){ .tester-card{padding:28px 22px} }

/* ==========================================================
   ENHANCEMENTS & ANIMAZIONI — la marcia in più
   (tutto neutralizzato automaticamente da prefers-reduced-motion,
    regolato in cima al file)
   ========================================================== */

/* --- barra di progresso scroll --- */
.scroll-progress{
  position:fixed;top:0;left:0;height:3px;width:0;z-index:300;pointer-events:none;
  background:linear-gradient(90deg,var(--brand-3),var(--cyan));
  box-shadow:0 0 12px color-mix(in srgb,var(--cyan) 55%,transparent);
}

/* --- reveal: varianti direzionali --- */
.reveal-left{transform:translateX(-30px)}
.reveal-right{transform:translateX(30px)}
.reveal-scale{transform:scale(.94)}
.reveal-left.is-visible,.reveal-right.is-visible,.reveal-scale.is-visible{transform:none}

/* --- hero: cascata d'entrata al caricamento --- */
.hero .reveal{opacity:1;transform:none}         /* l'hero non aspetta lo scroll */
.hero-text > *{opacity:0;animation:hero-in .75s cubic-bezier(.2,.7,.2,1) both}
.hero-text .eyebrow{animation-delay:.05s}
.hero-text h1{animation-delay:.16s}
.hero-text .hero-sub{animation-delay:.30s}
.hero-text .hero-cta{animation-delay:.44s}
.hero-text .trust-badges{animation-delay:.58s}
@keyframes hero-in{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.hero-visual{animation:hero-visual-in 1s cubic-bezier(.2,.7,.2,1) .32s both}
@keyframes hero-visual-in{from{opacity:0;transform:translateY(26px) scale(.95)}to{opacity:1;transform:none}}

/* --- il telefono dell'hero galleggia dolcemente --- */
.phone-mock-hero{animation:float-y 6.5s ease-in-out infinite}
@keyframes float-y{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}

/* --- animazioni interne innescate quando il blocco entra in vista --- */
.gauge-needle{animation:none;transform:rotate(-72deg) translateX(-50%)}
.is-visible .gauge-needle{animation:needle-settle 1.5s cubic-bezier(.2,1.5,.35,1) .15s forwards}
.notif-card{animation:none;opacity:0}
.is-visible .notif-card{animation:notif-in .55s ease .2s forwards}
.mini-map-grid{opacity:0;transition:opacity .8s ease .1s}
.is-visible .mini-map-grid{opacity:1}

/* --- micro-interazioni: hover sulle card --- */
.trust-item,.gauge-card,.notif-card,.upload-card,.usecase-panels,.mini-map,
.faq-item,.tester-points li,.support-card{
  transition:transform .28s cubic-bezier(.2,.7,.2,1), box-shadow .28s ease, border-color .28s ease;
}
.trust-item:hover,.gauge-card:hover,.notif-card:hover,.upload-card:hover,.mini-map:hover{
  transform:translateY(-6px);box-shadow:var(--shadow-lg);
}
.trust-item:hover{border-color:color-mix(in srgb,var(--brand-3) 34%,var(--border))}
.faq-item:hover{border-color:color-mix(in srgb,var(--brand-3) 38%,var(--border))}
.tester-points li:hover{transform:translateX(4px);border-color:color-mix(in srgb,var(--brand-3) 40%,var(--border))}
.usecase-tab{transition:all .2s cubic-bezier(.2,.7,.2,1)}
.usecase-tab:not(.is-active):hover{transform:translateY(-2px)}

/* --- bottoni: passata di luce + lift più deciso --- */
.btn-primary{position:relative;overflow:hidden;isolation:isolate}
.btn-primary::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(120deg,transparent 32%,rgba(255,255,255,.38) 50%,transparent 68%);
  transform:translateX(-130%);transition:transform .7s ease;
}
.btn-primary:hover::after{transform:translateX(130%)}
.btn-primary:active{transform:translateY(0)}

/* --- nav: sottolineatura animata + voce attiva (scrollspy) --- */
.main-nav a{position:relative}
.main-nav a::after{
  content:"";position:absolute;left:0;right:100%;bottom:-5px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--brand-3),var(--cyan));transition:right .28s cubic-bezier(.2,.7,.2,1);
}
.main-nav a:hover::after,.main-nav a.is-active::after{right:0}
.main-nav a.is-active{color:var(--brand)}

/* --- FAQ: apertura morbida della risposta --- */
.faq-item[open] .faq-answer{animation:faq-open .38s cubic-bezier(.2,.7,.2,1)}
@keyframes faq-open{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}

/* --- badge/eyebrow: leggero respiro sul radar già presente, nulla da fare --- */

/* --- timeline: la linea di collegamento "cresce" quando entra in vista --- */
.timeline-step:not(:last-child)::after{transform:scaleY(0);transform-origin:top;transition:transform .6s ease .1s}
.timeline-step.is-visible:not(:last-child)::after{transform:scaleY(1)}

/* evita scroll orizzontale durante i reveal laterali */
body{overflow-x:clip}