/* ==========================================================================
   LivinLive CDN — landing page
   Self-contained: nessuna risorsa esterna, nessuno stile inline (compatibile
   con una Content-Security-Policy "style-src 'self'; script-src 'self'").
   ========================================================================== */

/* Palette di marca LivinLive (allineata a www.livinlive.it):
   ardesia #3e586e, salvia #738a7d, bianco.  */
:root{
  --lc-bg:#3e586e;
  --lc-bg-2:#364e62;
  --lc-deep:#2a3d4f;
  --lc-ink:#ffffff;
  --lc-muted:#d3dde2;
  --lc-faint:#a9bac4;
  --lc-line:rgba(255,255,255,.16);
  --lc-line-strong:rgba(255,255,255,.30);
  --lc-surface:rgba(255,255,255,.06);
  --lc-surface-2:rgba(255,255,255,.10);
  --lc-accent:#738a7d;
  --lc-accent-2:#9db3a5;
  --lc-amber:#9db3a5;
  --lc-mint:#9db3a5;
  --lc-radius:16px;
  --lc-radius-lg:24px;
  --lc-shadow:0 30px 70px -30px rgba(0,0,0,.55);
  --lc-mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  --lc-sans:Arial,"Helvetica Neue",Helvetica,sans-serif;
  --lc-max:1180px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body.lc{
  margin:0;color:var(--lc-ink);
  background:#3e586e linear-gradient(180deg,#3e586e 0%,#3a5368 45%,#364e62 100%);
  background-repeat:no-repeat;background-size:100% 100%;
  font:16px/1.6 var(--lc-sans);-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
::selection{background:var(--lc-accent);color:#fff}
body.lc h1,body.lc h2,body.lc h3,body.lc h4{margin:0;line-height:1.12;letter-spacing:-.025em;font-weight:680}
body.lc p{margin:0}
body.lc a{color:inherit;text-decoration:none}
body.lc img,body.lc svg{display:block;max-width:100%}
body.lc ul,body.lc ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--lc-amber);outline-offset:3px;border-radius:6px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
[hidden]{display:none!important}

body.lc a.lc-skip{position:absolute;left:-999px;top:8px;z-index:100;background:#fff;color:#243546;padding:10px 14px;border-radius:8px;font-weight:600}
body.lc a.lc-skip:focus{left:16px}

/* ---------- buttons ---------- */
.lc-btn{
  --btn-bg:transparent;
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border:1px solid var(--lc-line-strong);background:var(--btn-bg);color:var(--lc-ink);
  padding:12px 20px;border-radius:999px;font-weight:620;font-size:14.5px;white-space:nowrap;
  transition:transform .18s ease,box-shadow .25s ease,border-color .25s ease,background .25s ease,color .25s ease;
}
.lc-btn svg{width:18px;height:18px}
.lc-btn:hover{transform:translateY(-2px)}
.lc-btn-sm{padding:9px 16px;font-size:13.5px}
.lc-btn-lg{padding:15px 26px;font-size:15.5px}
.lc-btn-ghost{background:rgba(255,255,255,.04);backdrop-filter:blur(8px)}
.lc-btn-ghost:hover{border-color:rgba(199,213,202,.7);background:rgba(157,179,165,.12)}
.lc-btn.lc-btn-primary{
  --btn-bg:#ffffff;
  border-color:transparent;color:#2f4459;position:relative;font-weight:680;
  box-shadow:0 16px 34px -16px rgba(0,0,0,.55);
}
.lc-btn.lc-btn-primary:hover{color:#1f2f3d;box-shadow:0 22px 44px -18px rgba(0,0,0,.6);background:#f2f6f3}
.lc-btn.lc-btn-primary::after{content:"";position:absolute;inset:0;border-radius:inherit;background:linear-gradient(120deg,rgba(115,138,125,.28),transparent 58%);opacity:.85;pointer-events:none}
.lc-btn.lc-btn-sage{
  --btn-bg:var(--lc-accent);border-color:transparent;color:#fff;
  box-shadow:0 16px 34px -18px rgba(0,0,0,.5);
}
.lc-btn.lc-btn-sage:hover{background:#7f9789}

/* ---------- header ---------- */
.lc-header{position:fixed;inset:0 0 auto;z-index:50;transition:background .3s ease,border-color .3s ease,backdrop-filter .3s ease}
.lc-header::after{content:"";position:absolute;inset:0;border-bottom:1px solid transparent;transition:border-color .3s ease,background .3s ease}
.lc-header.is-scrolled::after{background:rgba(42,61,79,.82);backdrop-filter:blur(16px) saturate(140%);border-bottom-color:var(--lc-line)}
.lc-header-inner{position:relative;z-index:1;max-width:var(--lc-max);margin:0 auto;display:flex;align-items:center;gap:26px;padding:16px 26px;transition:padding .3s ease}
.lc-header.is-scrolled .lc-header-inner{padding-top:12px;padding-bottom:12px}

.lc-brand{display:inline-flex;align-items:center;gap:12px}
.lc-brand-logo{height:26px;width:auto;flex:none}
.lc-brand-tail{font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--lc-muted);padding-left:12px;border-left:1px solid var(--lc-line)}

.lc-nav{display:flex;gap:4px;margin-left:14px}
.lc-nav a{padding:8px 13px;border-radius:999px;font-size:14px;color:var(--lc-muted);font-weight:550;transition:color .2s ease,background .2s ease}
.lc-nav a:hover{color:#fff;background:rgba(255,255,255,.06)}
.lc-header-actions{display:flex;gap:10px;margin-left:auto}
.lc-burger{display:none;margin-left:auto;width:44px;height:44px;border-radius:12px;border:1px solid var(--lc-line);background:rgba(255,255,255,.04);flex-direction:column;align-items:center;justify-content:center;gap:5px}
.lc-burger span{width:18px;height:2px;border-radius:2px;background:var(--lc-ink);transition:transform .25s ease,opacity .25s ease}
.lc-burger[aria-expanded="true"] span:nth-child(2){transform:translateY(7px) rotate(45deg)}
.lc-burger[aria-expanded="true"] span:nth-child(3){opacity:0}
.lc-burger[aria-expanded="true"] span:nth-child(4){transform:translateY(-7px) rotate(-45deg)}
.lc-mobile-nav{position:relative;z-index:1;display:flex;flex-direction:column;gap:6px;padding:10px 26px 22px;background:rgba(46,66,84,.96);backdrop-filter:blur(16px);border-bottom:1px solid var(--lc-line)}
.lc-mobile-nav a{padding:12px 14px;border-radius:12px;color:var(--lc-muted);font-weight:560}
.lc-mobile-nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.lc-mobile-nav .lc-btn{margin-top:4px;color:#fff}

/* ---------- hero ---------- */
.lc-hero{position:relative;padding:168px 26px 0;overflow:hidden;isolation:isolate}
.lc-aurora{position:absolute;inset:-10% -10% 20%;z-index:-2;filter:blur(10px)}
.lc-blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55;animation:lc-drift 22s ease-in-out infinite}
.lc-blob-a{width:46vw;height:46vw;max-width:620px;max-height:620px;left:-6vw;top:-8vw;background:radial-gradient(circle at 30% 30%,#6f8a7c,transparent 68%);opacity:.40}
.lc-blob-b{width:40vw;height:40vw;max-width:560px;max-height:560px;right:-4vw;top:2vw;background:radial-gradient(circle at 60% 40%,#ffffff,transparent 68%);opacity:.13;animation-delay:-7s}
.lc-blob-c{width:34vw;height:34vw;max-width:460px;max-height:460px;left:34%;top:26vw;background:radial-gradient(circle at 50% 50%,#243546,transparent 66%);opacity:.35;animation-delay:-13s}
.lc-grid-bg{position:absolute;inset:0;z-index:-1;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(120% 80% at 50% 0%,#000 20%,transparent 78%);
  mask-image:radial-gradient(120% 80% at 50% 0%,#000 20%,transparent 78%)}
.lc-hero-inner{max-width:var(--lc-max);margin:0 auto;display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center}
.lc-hero-copy{max-width:660px}
.lc-eyebrow{display:inline-flex;align-items:center;gap:10px;padding:7px 15px 7px 11px;border-radius:999px;border:1px solid var(--lc-line);background:rgba(255,255,255,.04);color:var(--lc-muted);font:600 12px/1 var(--lc-mono);letter-spacing:.08em;text-transform:uppercase}
.lc-pulse-dot{width:8px;height:8px;border-radius:50%;background:var(--lc-mint);box-shadow:0 0 0 0 rgba(199,213,202,.6);animation:lc-pulse 2.2s ease-out infinite}
.lc-title{margin:22px 0 0;font-size:clamp(34px,4.5vw,58px);letter-spacing:-.04em;font-weight:730;text-wrap:balance}
.lc-grad{background:linear-gradient(100deg,#ffffff 0%,#e8efe9 48%,#9db3a5 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.lc-lead{margin-top:22px;color:var(--lc-muted);font-size:clamp(16px,1.35vw,18.5px);max-width:600px}
.lc-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:30px}
.lc-trust{display:flex;flex-wrap:wrap;gap:8px;margin-top:34px}
.lc-trust li{padding:6px 13px;border-radius:8px;border:1px solid var(--lc-line);background:rgba(255,255,255,.03);color:var(--lc-faint);font:600 11.5px/1 var(--lc-mono);letter-spacing:.04em}

/* ---------- hero network visual ---------- */
.lc-hero-visual{position:relative;display:flex;justify-content:center}
.lc-net-wrap{position:relative;width:min(100%,520px);aspect-ratio:1}
.lc-net{width:100%;height:auto;filter:drop-shadow(0 30px 60px rgba(0,0,0,.5))}
.lc-net-label{fill:#e8efe9;font:700 13px var(--lc-mono);letter-spacing:.14em}
.lc-rings{animation:lc-spin 90s linear infinite;transform-origin:260px 260px}
.lc-nodes circle{animation:lc-node 2.8s ease-in-out infinite}
.lc-nodes circle:nth-child(2){animation-delay:-.23s}
.lc-nodes circle:nth-child(3){animation-delay:-.46s}
.lc-nodes circle:nth-child(4){animation-delay:-.7s}
.lc-nodes circle:nth-child(5){animation-delay:-.93s}
.lc-nodes circle:nth-child(6){animation-delay:-1.16s}
.lc-nodes circle:nth-child(7){animation-delay:-1.4s}
.lc-nodes circle:nth-child(8){animation-delay:-1.63s}
.lc-nodes circle:nth-child(9){animation-delay:-1.86s}
.lc-nodes circle:nth-child(10){animation-delay:-2.1s}
.lc-nodes circle:nth-child(11){animation-delay:-2.33s}
.lc-nodes circle:nth-child(12){animation-delay:-2.56s}
.lc-core-halo{transform-origin:260px 260px;animation:lc-halo 3.4s ease-out infinite}
.lc-float{position:absolute;display:flex;flex-direction:column;gap:3px;padding:12px 16px;border-radius:14px;border:1px solid var(--lc-line-strong);background:rgba(47,68,89,.78);backdrop-filter:blur(12px);box-shadow:var(--lc-shadow);animation:lc-bob 6s ease-in-out infinite}
.lc-float-k{font:700 10px/1 var(--lc-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--lc-faint)}
.lc-float-v{display:inline-flex;align-items:center;gap:7px;font-weight:650;font-size:14.5px}
.lc-float-v b{font:730 18px/1 var(--lc-mono);color:#fff}
.lc-float-a{left:-6%;bottom:22%;animation-delay:-1.5s}
.lc-float-b{right:-4%;top:16%}
.lc-live-dot{width:8px;height:8px;border-radius:50%;background:var(--lc-mint);box-shadow:0 0 0 0 rgba(199,213,202,.6);animation:lc-pulse 2.2s ease-out infinite}

/* ---------- marquee ---------- */
.lc-marquee{margin-top:84px;border-top:1px solid var(--lc-line);border-bottom:1px solid var(--lc-line);background:rgba(255,255,255,.015);overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.lc-marquee-track{display:flex;align-items:center;gap:34px;padding:20px 0;width:max-content;animation:lc-marquee 34s linear infinite}
.lc-marquee-track span{font:700 15px/1 var(--lc-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--lc-faint);white-space:nowrap}
.lc-marquee-track i{width:6px;height:6px;border-radius:50%;background:var(--lc-amber);opacity:.7;flex:none}

/* ---------- stats ---------- */
.lc-stats{max-width:var(--lc-max);margin:0 auto;padding:70px 26px 0;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.lc-stat{padding:26px 24px;border-radius:var(--lc-radius);border:1px solid var(--lc-line);background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.015));position:relative;overflow:hidden}
.lc-stat::after{content:"";position:absolute;left:24px;right:24px;top:0;height:2px;background:linear-gradient(90deg,var(--lc-accent),transparent)}
.lc-stat strong{display:block;font:730 clamp(30px,3.4vw,42px)/1 var(--lc-mono);letter-spacing:-.04em;background:linear-gradient(120deg,#fff,#c7d5ca);-webkit-background-clip:text;background-clip:text;color:transparent}
.lc-stat span{display:block;margin-top:12px;font-weight:620;font-size:14.5px}
.lc-stat small{display:block;margin-top:4px;color:var(--lc-faint);font-size:12px;font-weight:500}

/* ---------- generic section ---------- */
.lc-section{max-width:var(--lc-max);margin:0 auto;padding:120px 26px 0}
.lc-section-head{max-width:720px;margin-bottom:52px}
.lc-kicker{font:700 12px/1 var(--lc-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--lc-amber);margin-bottom:16px}
.lc-h2{font-size:clamp(28px,3.8vw,46px);letter-spacing:-.04em}
.lc-sub{margin-top:18px;color:var(--lc-muted);font-size:17px}
.lc-section-head .lc-sub{max-width:640px}

/* ---------- features ---------- */
.lc-features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.lc-feature{position:relative;padding:28px 26px 30px;border-radius:var(--lc-radius-lg);border:1px solid var(--lc-line);background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.012));overflow:hidden;transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}
.lc-feature::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;opacity:0;transition:opacity .3s ease;
  background:linear-gradient(140deg,rgba(157,179,165,.8),rgba(115,138,125,.35) 40%,transparent 70%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
.lc-feature::after{content:"";position:absolute;width:280px;height:280px;right:-90px;top:-110px;border-radius:50%;background:radial-gradient(circle,rgba(157,179,165,.22),transparent 68%);opacity:0;transition:opacity .35s ease}
.lc-feature:hover{transform:translateY(-6px);border-color:transparent;box-shadow:0 34px 60px -34px rgba(0,0,0,.85)}
.lc-feature:hover::before,.lc-feature:hover::after{opacity:1}
.lc-feature-icon{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:14px;border:1px solid var(--lc-line-strong);background:linear-gradient(160deg,rgba(157,179,165,.24),rgba(115,138,125,.08));color:#c7d5ca;margin-bottom:20px}
.lc-feature-icon svg{width:24px;height:24px}
.lc-feature h3{font-size:18.5px}
.lc-feature p{margin-top:10px;color:var(--lc-muted);font-size:14.5px}

/* ---------- pipeline ---------- */
.lc-how{padding-top:130px}
.lc-pipeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.lc-step{position:relative;padding:30px 24px;border-radius:var(--lc-radius);border:1px solid var(--lc-line);background:rgba(255,255,255,.03)}
.lc-step::after{content:"";position:absolute;top:46px;right:-20px;width:20px;height:2px;background:linear-gradient(90deg,var(--lc-accent),transparent)}
.lc-step:last-child::after{display:none}
.lc-step-n{display:block;font:730 13px/1 var(--lc-mono);letter-spacing:.1em;color:var(--lc-amber);margin-bottom:16px}
.lc-step h3{font-size:19px}
.lc-step p{margin-top:9px;color:var(--lc-muted);font-size:14px}

/* ---------- protocols split ---------- */
.lc-protocols{padding-top:130px}
.lc-split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.lc-split-copy .lc-sub{margin-top:16px;font-size:16px}
.lc-checklist{margin-top:26px;display:grid;gap:13px}
.lc-checklist li{position:relative;padding-left:32px;color:var(--lc-ink);font-size:15px}
.lc-checklist li::before{content:"";position:absolute;left:0;top:6px;width:18px;height:18px;border-radius:50%;background:linear-gradient(140deg,rgba(199,213,202,.35),rgba(199,213,202,.1));border:1px solid rgba(199,213,202,.55)}
.lc-checklist li::after{content:"";position:absolute;left:5px;top:11px;width:7px;height:4px;border-left:2px solid var(--lc-mint);border-bottom:2px solid var(--lc-mint);transform:rotate(-45deg)}
.lc-chipgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.lc-chip{padding:16px 18px;border-radius:14px;border:1px solid var(--lc-line);background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.015));transition:transform .25s ease,border-color .25s ease}
.lc-chip:hover{transform:translateY(-4px);border-color:rgba(199,213,202,.6)}
.lc-chip b{display:block;font:720 17px/1 var(--lc-mono);letter-spacing:-.01em}
.lc-chip small{display:block;margin-top:7px;color:var(--lc-faint);font-size:11.5px;letter-spacing:.02em}

/* ---------- HbbTV band ---------- */
.lc-hbbtv{padding-top:130px}
.lc-hbbtv-band{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;padding:48px;border-radius:var(--lc-radius-lg);border:1px solid rgba(157,179,165,.45);background:linear-gradient(130deg,rgba(115,138,125,.34),rgba(157,179,165,.14) 45%,rgba(255,255,255,.10));overflow:hidden;box-shadow:var(--lc-shadow)}
.lc-hbbtv-band::before{content:"";position:absolute;width:460px;height:460px;right:-140px;top:-180px;border-radius:50%;background:radial-gradient(circle,rgba(157,179,165,.30),transparent 68%)}
.lc-hbbtv-band>*{position:relative;z-index:1}
.lc-checklist-hbbtv li b{color:#fff;font-weight:650}
.lc-hbbtv-visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:320px}
.lc-tv{width:min(100%,380px);display:flex;flex-direction:column;align-items:center}
.lc-tv-screen{position:relative;width:100%;aspect-ratio:16/10;border-radius:18px;border:1px solid var(--lc-line-strong);background:linear-gradient(160deg,#243546,#1b2836);box-shadow:0 34px 70px -34px rgba(0,0,0,.65),inset 0 0 0 9px rgba(255,255,255,.035);display:flex;align-items:center;justify-content:center;overflow:hidden}
.lc-tv-screen::after{content:"";position:absolute;inset:0;background:radial-gradient(120% 95% at 28% 18%,rgba(157,179,165,.40),transparent 62%)}
.lc-tv-badge{position:absolute;top:15px;left:15px;z-index:1;font:700 10px/1 var(--lc-mono);letter-spacing:.13em;color:#243546;background:var(--lc-amber);padding:6px 10px;border-radius:7px}
.lc-tv-play{position:relative;z-index:1;width:0;height:0;border-left:27px solid #e8efe9;border-top:17px solid transparent;border-bottom:17px solid transparent;margin-left:8px;filter:drop-shadow(0 8px 20px rgba(0,0,0,.55))}
.lc-tv-bar{position:absolute;left:18px;right:18px;bottom:16px;height:4px;border-radius:999px;background:rgba(255,255,255,.16);z-index:1}
.lc-tv-bar i{display:block;height:100%;width:62%;border-radius:inherit;background:linear-gradient(90deg,var(--lc-amber),#738a7d)}
.lc-tv-stand{width:30%;height:12px;border-radius:0 0 8px 8px;background:linear-gradient(180deg,rgba(255,255,255,.20),rgba(255,255,255,.03))}
.lc-tv-chip{position:absolute;padding:9px 14px;border-radius:12px;border:1px solid var(--lc-line-strong);background:rgba(47,68,89,.85);backdrop-filter:blur(10px);font:600 12px/1 var(--lc-mono);color:var(--lc-muted);box-shadow:var(--lc-shadow);animation:lc-bob 6s ease-in-out infinite;white-space:nowrap}
.lc-tv-chip-a{top:4%;right:0}
.lc-tv-chip-b{bottom:20%;left:-2%;animation-delay:-2s}
.lc-tv-chip-c{bottom:0;right:8%;animation-delay:-4s}

/* ---------- performance ---------- */
.lc-perf{padding-top:130px}
.lc-perf-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.lc-perf-card{padding:28px 26px;border-radius:var(--lc-radius-lg);border:1px solid var(--lc-line);background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.012))}
.lc-perf-card h3{font-size:18.5px;margin-top:22px}
.lc-perf-card p{margin-top:10px;color:var(--lc-muted);font-size:14.5px}
.lc-perf-card b{display:block;margin-top:20px;font:730 34px/1 var(--lc-mono);letter-spacing:-.03em;background:linear-gradient(120deg,#fff,#c7d5ca);-webkit-background-clip:text;background-clip:text;color:transparent}
.lc-meter{height:6px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
.lc-meter-fill{display:block;height:100%;border-radius:inherit;transform-origin:left}
.lc-anim .lc-meter-fill{transform:scaleX(0)}
.lc-m-a{width:94%;background:linear-gradient(90deg,#738a7d,#c7d5ca)}
.lc-m-b{width:100%;background:linear-gradient(90deg,#ffffff,#9db3a5)}
.lc-m-c{width:100%;background:linear-gradient(90deg,#c7d5ca,#738a7d)}
.lc-anim .lc-perf-grid.is-in .lc-meter-fill{animation:lc-grow 1.3s cubic-bezier(.2,.8,.2,1) forwards}
.lc-anim .lc-perf-grid.is-in .lc-m-b{animation-delay:.12s}
.lc-anim .lc-perf-grid.is-in .lc-m-c{animation-delay:.24s}

/* ---------- use cases ---------- */
.lc-use{padding-top:130px}
.lc-usecases{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.lc-usecase{padding:26px 24px;border-radius:var(--lc-radius);border:1px solid var(--lc-line);background:rgba(255,255,255,.03);position:relative;overflow:hidden;transition:transform .3s ease,border-color .3s ease}
.lc-usecase::before{content:"";position:absolute;left:0;top:0;width:3px;height:100%;background:linear-gradient(180deg,var(--lc-amber),transparent);opacity:.85}
.lc-usecase:hover{transform:translateY(-5px);border-color:rgba(157,179,165,.45)}
.lc-usecase h3{font-size:17.5px}
.lc-usecase p{margin-top:10px;color:var(--lc-muted);font-size:14px}

/* ---------- servizi ---------- */
.lc-servizi{padding-top:130px}
.lc-servizi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.lc-servizio{position:relative;display:flex;flex-direction:column;gap:15px;padding:30px 28px;border-radius:var(--lc-radius-lg);border:1px solid var(--lc-line);background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.015));transition:transform .3s ease,border-color .3s ease}
.lc-servizio:hover{transform:translateY(-5px);border-color:var(--lc-line-strong)}
.lc-servizio h3{font-size:19.5px}
.lc-servizio p{color:var(--lc-muted);font-size:14.5px;flex:1}
.lc-servizio-tag{align-self:flex-start;font:700 10.5px/1 var(--lc-mono);letter-spacing:.14em;text-transform:uppercase;padding:6px 11px;border-radius:999px;border:1px solid var(--lc-line);color:var(--lc-faint)}
.lc-servizio-tag.is-live{background:var(--lc-accent);border-color:transparent;color:#fff}
a.lc-servizio-link{display:inline-flex;align-items:center;gap:8px;font-weight:660;font-size:14.5px;color:#fff}
.lc-servizio-link svg{width:17px;height:17px;flex:none;transition:transform .25s ease}
.lc-servizio-link:hover{text-decoration:underline;text-underline-offset:3px}
.lc-servizio-link:hover svg{transform:translateX(4px)}

/* ---------- CTA band ---------- */
.lc-cta-band{max-width:var(--lc-max);margin:130px auto 0;padding:0 26px}
.lc-cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;padding:52px 48px;border-radius:var(--lc-radius-lg);border:1px solid var(--lc-line-strong);background:linear-gradient(120deg,rgba(157,179,165,.18),rgba(115,138,125,.10) 45%,rgba(157,179,165,.10));overflow:hidden;box-shadow:var(--lc-shadow)}
.lc-cta-inner::before{content:"";position:absolute;width:420px;height:420px;right:-120px;top:-160px;border-radius:50%;background:radial-gradient(circle,rgba(115,138,125,.35),transparent 68%)}
.lc-cta-inner>*{position:relative;z-index:1}
.lc-cta-inner .lc-sub{max-width:520px}
.lc-cta-inner .lc-actions{margin-top:0}

/* ---------- footer ---------- */
.lc-footer{margin-top:130px;border-top:1px solid var(--lc-line);background:linear-gradient(180deg,rgba(42,61,79,.35),transparent)}
.lc-footer-inner{max-width:var(--lc-max);margin:0 auto;padding:62px 26px 40px;display:grid;grid-template-columns:1.45fr .85fr .85fr .85fr .85fr;gap:30px}
.lc-footer .lc-brand-logo{height:30px}
.lc-footer-brand p{margin-top:18px;color:var(--lc-faint);font-size:14px;max-width:320px}
.lc-footer-col{display:flex;flex-direction:column;gap:11px}
.lc-footer-col h4{font:700 11px/1 var(--lc-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--lc-muted);margin-bottom:5px}
.lc-footer-col a,.lc-footer-col span{color:var(--lc-faint);font-size:14px;transition:color .2s ease}
.lc-footer-col a:hover{color:#fff}
.lc-footer-base{max-width:var(--lc-max);margin:0 auto;padding:22px 26px 40px;border-top:1px solid var(--lc-line);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:var(--lc-faint);font-size:12.5px}

/* ---------- reveal ----------
   Di default il contenuto è visibile (nessun JS richiesto). Le animazioni si
   attivano solo con la classe `lc-anim`, aggiunta da landing-cdn-head.js:
   se JavaScript è assente o fallisce, la pagina resta comunque leggibile. */
[data-reveal]{transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.lc-anim [data-reveal]{opacity:0;transform:translateY(26px)}
.lc-anim [data-reveal].is-visible{opacity:1;transform:none}

/* ---------- keyframes ---------- */
@keyframes lc-drift{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(3%,-4%) scale(1.08)}}
@keyframes lc-spin{to{transform:rotate(360deg)}}
@keyframes lc-node{0%,100%{opacity:.6;r:8.5}50%{opacity:1;r:10.5}}
@keyframes lc-halo{0%{transform:scale(.7);opacity:.85}70%{opacity:0}100%{transform:scale(1.7);opacity:0}}
@keyframes lc-pulse{0%{box-shadow:0 0 0 0 rgba(199,213,202,.55)}70%{box-shadow:0 0 0 10px rgba(199,213,202,0)}100%{box-shadow:0 0 0 0 rgba(199,213,202,0)}}
@keyframes lc-bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@keyframes lc-marquee{to{transform:translateX(-50%)}}
@keyframes lc-grow{to{transform:scaleX(1)}}

/* ---------- responsive ---------- */
@media(max-width:1040px){
  .lc-hero-inner{grid-template-columns:1fr;gap:44px}
  .lc-hero-visual{order:-1;max-width:520px;margin:0 auto;width:100%}
  .lc-features,.lc-perf-grid,.lc-servizi-grid{grid-template-columns:repeat(2,1fr)}
  .lc-usecases{grid-template-columns:repeat(2,1fr)}
  .lc-pipeline{grid-template-columns:repeat(2,1fr);gap:24px}
  .lc-step:nth-child(2)::after{display:none}
  .lc-footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .lc-nav,.lc-header-actions{display:none}
  .lc-burger{display:flex}
  .lc-split{grid-template-columns:1fr;gap:38px}
  .lc-hbbtv-band{grid-template-columns:1fr;gap:36px;padding:36px 26px}
  .lc-hbbtv-visual{min-height:280px}
  .lc-tv-chip-b{left:0}
  .lc-stats{grid-template-columns:repeat(2,1fr)}
  .lc-cta-inner{padding:40px 26px}
}
@media(max-width:620px){
  .lc-hero{padding-top:132px}
  .lc-section,.lc-how,.lc-protocols,.lc-hbbtv,.lc-perf,.lc-use,.lc-servizi{padding-top:86px}
  .lc-stats{padding-top:56px}
  .lc-features,.lc-perf-grid,.lc-usecases,.lc-pipeline,.lc-servizi-grid,.lc-footer-inner{grid-template-columns:1fr}
  .lc-chipgrid{grid-template-columns:repeat(2,1fr)}
  .lc-float-a{left:-2%}
  .lc-float-b{right:-2%}
  .lc-marquee{margin-top:56px}
  .lc-footer-base{flex-direction:column}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .lc-anim [data-reveal]{opacity:1;transform:none}
  .lc-anim .lc-meter-fill{transform:scaleX(1)}
}

/* ---------- animazioni ricche ---------- */
.lc-step::after{background:linear-gradient(90deg,var(--lc-accent),transparent);background-size:220% 100%;animation:lc-flow 2.4s linear infinite}
.lc-step-n{animation:lc-stepn 3.2s ease-in-out infinite}
.lc-step:nth-child(2) .lc-step-n{animation-delay:.8s}
.lc-step:nth-child(3) .lc-step-n{animation-delay:1.6s}
.lc-step:nth-child(4) .lc-step-n{animation-delay:2.4s}
.lc-cta-inner::after{content:"";position:absolute;inset:-40% -60%;background:linear-gradient(105deg,transparent 42%,rgba(255,255,255,.07) 50%,transparent 58%);transform:translateX(-70%);animation:lc-sheen 7.5s cubic-bezier(.4,0,.2,1) infinite;pointer-events:none}
@keyframes lc-flow{to{background-position:-220% 0}}
@keyframes lc-stepn{0%,100%{opacity:.6}50%{opacity:1}}
@keyframes lc-sheen{0%{transform:translateX(-70%)}55%,100%{transform:translateX(70%)}}