/* ============================================================
   OpenTV — sito ufficiale · GitHub Pages
   Design: dark cinematic · gradient accents · glass surfaces
   ============================================================ */

:root {
  --bg: #05070e;
  --bg-2: #090d18;
  --surface: rgba(255, 255, 255, .035);
  --surface-2: rgba(255, 255, 255, .055);
  --border: rgba(255, 255, 255, .09);
  --text: #e9edf5;
  --muted: #98a2b8;
  --muted-2: #7e889e;
  --blue: #5b8cff;
  --violet: #9d6bff;
  --cyan: #22d3ee;
  --grad: linear-gradient(120deg, #5b8cff, #9d6bff 55%, #22d3ee);
  --font-head: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: ui-monospace, 'SF Mono', 'Cascadia Code', 'JetBrains Mono', Menlo, Consolas, monospace;
  --radius: 18px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 96px; overflow-x: clip; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: rgba(91, 140, 255, .4); color: #fff; }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, .14); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, .24); }

a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 6px; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.wrap-narrow { max-width: 840px; }

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 300;
  background: #fff; color: #000; padding: 12px 18px; border-radius: 0 0 12px 0;
  font-weight: 600;
}
.skip:focus { left: 0; }

/* ---------------- Sfondo ---------------- */

.bg-fx { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }

.orb { position: absolute; border-radius: 50%; filter: blur(95px); }
.orb-a { width: 540px; height: 540px; background: #24418f; top: -170px; right: -90px; opacity: .5; animation: drift 22s ease-in-out infinite alternate; }
.orb-b { width: 440px; height: 440px; background: #47237c; top: 32%; left: -190px; opacity: .45; animation: drift 26s 2s ease-in-out infinite alternate-reverse; }
.orb-c { width: 380px; height: 380px; background: #0c4f5c; bottom: -150px; right: 10%; opacity: .35; animation: drift 30s 1s ease-in-out infinite alternate; }

@keyframes drift { to { transform: translate(60px, 44px) scale(1.1); } }

.grid-fx {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 95% 62% at 50% 0%, #000 28%, transparent 74%);
  mask-image: radial-gradient(ellipse 95% 62% at 50% 0%, #000 28%, transparent 74%);
}

/* ---------------- Header ---------------- */

.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 10px 0;
  transition: background .3s, border-color .3s, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(5, 7, 14, .74);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom-color: rgba(255, 255, 255, .08);
}

.header-wrap { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 56px; }

.brand { display: inline-flex; align-items: center; gap: 11px; }
.brand-logo { width: 30px; height: 30px; display: block; }
.brand-name { font-family: var(--font-head); font-weight: 700; font-size: 19px; letter-spacing: -.01em; color: #fff; }

.nav-links { display: flex; align-items: center; gap: 26px; font-size: 14px; font-weight: 500; }
.nav-links > a:not(.btn) { color: #aeb6c8; position: relative; padding: 6px 0; transition: color .2s; }
.nav-links > a:not(.btn)::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px;
  background: var(--grad); border-radius: 2px;
  transform: scaleX(0); transform-origin: left; transition: transform .3s;
}
.nav-links > a:not(.btn):hover { color: #fff; }
.nav-links > a:not(.btn):hover::after { transform: scaleX(1); }

.lang-btn {
  width: 36px; height: 34px; border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, .16);
  background: rgba(255, 255, 255, .05);
  color: #c6cede; font-family: var(--font-head); font-weight: 700; font-size: 11.5px;
  cursor: pointer; transition: .2s;
}
.lang-btn:hover { border-color: var(--cyan); color: #fff; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; width: 40px; height: 40px; position: relative; z-index: 110; }
.nav-toggle span {
  display: block; width: 22px; height: 2px; border-radius: 2px; background: #e9edf5;
  margin: 5px auto; transition: transform .3s, opacity .3s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(3.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-3.5px) rotate(-45deg); }

/* ---------------- Bottoni ---------------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--font-head); font-weight: 600; font-size: 14.5px; line-height: 1;
  padding: 13px 22px; border-radius: 12px; border: 1px solid transparent;
  cursor: pointer; transition: transform .25s, box-shadow .25s, background .25s, border-color .25s;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; flex: 0 0 auto; }

.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 8px 24px rgba(91, 140, 255, .35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(91, 140, 255, .48); }

.btn-ghost { background: rgba(255, 255, 255, .04); border-color: rgba(255, 255, 255, .16); color: #e9edf5; -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.btn-ghost:hover { background: rgba(255, 255, 255, .09); border-color: rgba(255, 255, 255, .32); transform: translateY(-2px); }

.btn-light { background: #fff; color: #0a0f1c; }
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(255, 255, 255, .2); }

.btn-outline-light { border-color: rgba(255, 255, 255, .42); color: #fff; background: rgba(255, 255, 255, .05); }
.btn-outline-light:hover { background: rgba(255, 255, 255, .11); transform: translateY(-2px); }

.btn-sm { padding: 10px 16px; font-size: 13.5px; border-radius: 10px; }
.btn-lg { padding: 16px 28px; font-size: 15.5px; border-radius: 14px; }
.btn-block { width: 100%; }

/* ---------------- Hero ---------------- */

.hero { padding: 158px 0 0; }

.hero-wrap { display: grid; grid-template-columns: 1.02fr .98fr; gap: 56px; align-items: center; }

.pill {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 12.5px; font-weight: 500; color: #c6cede;
  background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .12);
  padding: 8px 15px; border-radius: 99px; margin-bottom: 24px;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  transition: .25s;
}
.pill:hover { border-color: rgba(91, 140, 255, .55); color: #fff; }
.pill-dot { width: 7px; height: 7px; border-radius: 50%; background: #2ee6a8; box-shadow: 0 0 10px #2ee6a8; animation: pulse 2s infinite; }

h1, h2, h3 { font-family: var(--font-head); color: #fff; }

h1 {
  font-size: clamp(40px, 5.4vw, 62px);
  line-height: 1.06; letter-spacing: -.02em; font-weight: 700;
  margin-bottom: 22px;
}

.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

.hero-sub { color: var(--muted); font-size: 17px; line-height: 1.7; max-width: 545px; margin-bottom: 30px; }

.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 26px; }

.hero-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 34px; }
.chip-min {
  font-size: 12px; font-weight: 600; color: #9aa4b8; font-family: var(--mono);
  padding: 6px 13px; border-radius: 99px;
  border: 1px solid rgba(255, 255, 255, .1); background: rgba(255, 255, 255, .03);
}

.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
  border-top: 1px solid rgba(255, 255, 255, .08);
  padding-top: 24px; max-width: 570px;
}
.stat b {
  font-family: var(--font-head); font-size: 26px; display: block; margin-bottom: 5px; width: max-content;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat span { font-size: 11.5px; color: var(--muted-2); line-height: 1.45; display: block; }

/* ---------------- Mockup TV ---------------- */

.hero-mock { position: relative; }

.mock { position: relative; max-width: 560px; margin: 0 auto; padding-bottom: 46px; perspective: 1100px; }

.tv {
  position: relative; border-radius: 22px;
  background: linear-gradient(180deg, #111828, #0b101d);
  border: 1px solid rgba(255, 255, 255, .11);
  padding: 14px;
  box-shadow: 0 40px 80px rgba(0, 0, 0, .55), 0 0 0 1px rgba(0, 0, 0, .4), 0 24px 60px rgba(91, 140, 255, .12);
  transition: transform .2s ease-out;
  will-change: transform;
}

.tv-screen {
  background: #05080f; border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, .06);
  padding: 15px 16px 13px; overflow: hidden;
}

.ts-top { display: flex; align-items: center; gap: 10px; font-size: 11px; color: var(--muted); margin-bottom: 10px; }
.live { display: inline-flex; align-items: center; gap: 5px; color: #ff5d73; font-weight: 700; font-size: 10px; letter-spacing: .1em; }
.live i { width: 6px; height: 6px; border-radius: 50%; background: #ff5d73; animation: pulse 1.6s infinite; }
.ts-title { color: #c6cede; font-weight: 500; }
.ts-clock { margin-left: auto; color: #e9edf5; font-variant-numeric: tabular-nums; font-weight: 600; }

.ts-times {
  display: flex; justify-content: space-between;
  font-size: 9.5px; color: #5e6880; margin: 0 0 8px 56px;
  font-variant-numeric: tabular-nums;
}

.ts-row { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.ts-ch { flex: 0 0 46px; font-size: 11px; font-weight: 600; color: #dfe5f0; white-space: nowrap; }
.ts-track { flex: 1; display: flex; gap: 4px; height: 26px; min-width: 0; }

.blk {
  border-radius: 6px; font-size: 10px; line-height: 26px; padding: 0 9px;
  color: #aab3c8; background: rgba(255, 255, 255, .06);
  overflow: hidden; white-space: nowrap; text-overflow: ellipsis; min-width: 0;
}
.blk.on { background: linear-gradient(120deg, rgba(91, 140, 255, .9), rgba(157, 107, 255, .9)); color: #fff; font-weight: 600; box-shadow: 0 4px 14px rgba(91, 140, 255, .35); }
.blk.b { background: rgba(34, 211, 238, .13); color: #7fd8e8; }
.blk.c { background: linear-gradient(120deg, rgba(91, 140, 255, .88), rgba(34, 211, 238, .85)); color: #fff; font-weight: 600; }
.blk.d { background: rgba(157, 107, 255, .15); color: #b79aec; }

.ts-bar { display: flex; align-items: center; gap: 11px; margin-top: 13px; padding-top: 13px; border-top: 1px solid rgba(255, 255, 255, .07); }
.ts-play { flex: 0 0 22px; width: 22px; height: 22px; border-radius: 50%; background: var(--grad); position: relative; }
.ts-play::after {
  content: ""; position: absolute; left: 9px; top: 7px;
  border-left: 7px solid #fff; border-top: 4.5px solid transparent; border-bottom: 4.5px solid transparent;
}
.ts-prog { flex: 1; height: 4px; border-radius: 99px; background: rgba(255, 255, 255, .1); overflow: hidden; }
.ts-prog i { display: block; width: 34%; height: 100%; border-radius: 99px; background: var(--grad); }
.ts-chname { font-size: 10.5px; color: var(--muted); white-space: nowrap; }

.tv-stand {
  width: 120px; height: 10px; margin: 0 auto;
  background: linear-gradient(180deg, rgba(255, 255, 255, .12), rgba(255, 255, 255, .02));
  border-radius: 0 0 12px 12px;
}

.phone {
  position: absolute; right: -8px; bottom: 0; width: 130px;
  border-radius: 20px; background: #0b101d;
  border: 1px solid rgba(255, 255, 255, .15);
  padding: 8px; box-shadow: 0 24px 55px rgba(0, 0, 0, .6);
  animation: floaty 7s ease-in-out infinite;
}

.ph-screen { background: #05080f; border-radius: 13px; overflow: hidden; }
.ph-video {
  height: 122px;
  background: linear-gradient(150deg, #101a30 0%, #1a1030 75%);
  display: flex; align-items: center; justify-content: center; position: relative;
}
.ph-video::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(70% 60% at 30% 20%, rgba(91, 140, 255, .2), transparent 65%);
}
.ph-playbtn {
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255, 255, 255, .13); border: 1px solid rgba(255, 255, 255, .35);
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
  position: relative; z-index: 1;
}
.ph-playbtn::after {
  content: ""; position: absolute; left: 15px; top: 11.5px;
  border-left: 9px solid #fff; border-top: 6px solid transparent; border-bottom: 6px solid transparent;
}
.ph-meta { padding: 9px 11px 10px; }
.ph-meta b { display: block; font-size: 11px; color: #e9edf5; }
.ph-meta span { font-size: 9.5px; color: #8a94aa; }

.chip {
  position: absolute; display: inline-flex; align-items: center;
  font-size: 11px; font-weight: 600; color: #c6cede;
  background: rgba(13, 18, 32, .88); border: 1px solid rgba(255, 255, 255, .15);
  padding: 8px 13px; border-radius: 99px;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, .45);
  white-space: nowrap;
}
.chip::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--cyan); box-shadow: 0 0 9px var(--cyan);
  margin-right: 8px;
}
.chip-1 { top: -14px; right: 6%; animation: floaty 6s .3s ease-in-out infinite; }
.chip-2 { bottom: 64px; left: -16px; animation: floaty 8s .9s ease-in-out infinite; }

.mock-glow {
  position: absolute; left: -6%; right: -6%; bottom: -40px; height: 130px; z-index: -1;
  background: radial-gradient(50% 100% at 50% 0%, rgba(91, 140, 255, .4), transparent 72%);
  filter: blur(22px);
}

@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

/* ---------------- Ticker ---------------- */

.ticker {
  display: flex; align-items: stretch;
  margin-top: 108px;
  border-top: 1px solid rgba(255, 255, 255, .07);
  border-bottom: 1px solid rgba(255, 255, 255, .07);
  background: rgba(255, 255, 255, .015);
}
.ticker-label { display: flex; align-items: center; padding: 0 26px; border-right: 1px solid rgba(255, 255, 255, .07); flex: 0 0 auto; }
.ticker-label span { font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted-2); font-weight: 600; white-space: nowrap; }
.ticker-view { overflow: hidden; flex: 1; min-width: 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.ticker-track { display: flex; width: max-content; padding: 15px 0; animation: marquee 38s linear infinite; }
.ticker-track span {
  font-family: var(--font-head); font-size: 14px; font-weight: 600; color: #8a94aa;
  padding: 6px 15px; margin-right: 14px; white-space: nowrap;
  border: 1px solid rgba(255, 255, 255, .09); border-radius: 99px;
  background: rgba(255, 255, 255, .03);
}
.ticker-track span:nth-child(odd) { color: #a9b4cb; }
@keyframes marquee { to { transform: translateX(-50%); } }
.ticker:hover .ticker-track { animation-play-state: paused; }

/* ---------------- Sezioni ---------------- */

.section { padding: 100px 0; }
.section-alt {
  border-top: 1px solid rgba(255, 255, 255, .05);
  border-bottom: 1px solid rgba(255, 255, 255, .05);
  background: linear-gradient(180deg, rgba(255, 255, 255, .018), rgba(255, 255, 255, 0));
}

.sec-head { max-width: 660px; margin-bottom: 54px; }
.sec-head h2 { font-size: clamp(30px, 4vw, 42px); letter-spacing: -.015em; line-height: 1.15; }
.sec-sub { color: var(--muted); font-size: 16.5px; line-height: 1.65; margin-top: 16px; }

.kicker {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11.5px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
  color: var(--cyan);
  padding: 7px 14px; border-radius: 99px;
  border: 1px solid rgba(34, 211, 238, .28); background: rgba(34, 211, 238, .06);
  margin-bottom: 20px;
}
.kicker::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }

/* ---------------- Funzionalità ---------------- */

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }

.card {
  position: relative; overflow: hidden;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px 26px;
  transition: transform .35s, border-color .35s, background .35s, box-shadow .35s;
}
.card::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(120% 90% at 20% 0%, rgba(91, 140, 255, .12), transparent 60%);
  opacity: 0; transition: opacity .35s; pointer-events: none;
}
.card:hover { transform: translateY(-5px); border-color: rgba(91, 140, 255, .45); background: var(--surface-2); box-shadow: 0 22px 44px rgba(0, 0, 0, .38); }
.card:hover::before { opacity: 1; }

.card-ico {
  width: 44px; height: 44px; border-radius: 13px;
  display: grid; place-items: center; margin-bottom: 18px;
  color: #9db9ff;
  background: linear-gradient(135deg, rgba(91, 140, 255, .16), rgba(157, 107, 255, .16));
  border: 1px solid rgba(255, 255, 255, .1);
}
.card-ico svg { width: 22px; height: 22px; }

.card h3 { font-size: 17.5px; margin-bottom: 9px; }
.card p { color: var(--muted); font-size: 14.5px; line-height: 1.65; }

/* ---------------- Download ---------------- */

.dl-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }

.dl-card {
  display: flex; flex-direction: column; gap: 11px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px 24px;
  transition: transform .3s, border-color .3s, background .3s, box-shadow .3s;
}
.dl-card:hover { transform: translateY(-5px); border-color: rgba(91, 140, 255, .45); background: var(--surface-2); box-shadow: 0 22px 44px rgba(0, 0, 0, .38); }

.dl-head { display: flex; flex-direction: column; gap: 13px; margin-bottom: 2px; }
.dl-ico {
  width: 46px; height: 46px; border-radius: 13px;
  display: grid; place-items: center;
  color: #9db9ff;
  background: rgba(91, 140, 255, .1);
  border: 1px solid rgba(255, 255, 255, .1);
}
.dl-ico svg { width: 23px; height: 23px; }
.dl-head h3 { font-size: 16px; line-height: 1.3; }

.dl-card > p { color: var(--muted); font-size: 13.5px; line-height: 1.6; flex-grow: 1; }
.dl-meta {
  font-family: var(--mono); font-size: 11.5px; color: #a9b4cb;
  background: rgba(255, 255, 255, .04);
  border: 1px dashed rgba(255, 255, 255, .15);
  padding: 8px 11px; border-radius: 9px;
}
.dl-note { font-size: 12px !important; color: var(--muted-2) !important; line-height: 1.55 !important; }
.dl-card .btn { margin-top: auto; }

.dl-foot {
  margin-top: 36px;
  display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap;
}
.dl-foot p { color: var(--muted-2); font-size: 13.5px; max-width: 560px; }

/* ---------------- Come funziona ---------------- */

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }

.step {
  position: relative; overflow: hidden;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 28px;
  transition: transform .35s, border-color .35s;
}
.step:hover { transform: translateY(-5px); border-color: rgba(157, 107, 255, .45); }

.step-num {
  display: block; margin-bottom: 14px;
  font-family: var(--font-head); font-size: 46px; font-weight: 700; line-height: 1;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.step h3 { font-size: 18px; margin-bottom: 9px; }
.step p { color: var(--muted); font-size: 14.5px; line-height: 1.65; }

/* ---------------- Open source ---------------- */

.oss-panel {
  position: relative; overflow: hidden;
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 44px; align-items: center;
  padding: 50px;
  border-radius: 26px;
  background: linear-gradient(160deg, rgba(91, 140, 255, .08), rgba(157, 107, 255, .06));
  border: 1px solid rgba(157, 107, 255, .28);
}
.oss-panel::before {
  content: ""; position: absolute; top: -120px; right: -120px;
  width: 340px; height: 340px; border-radius: 50%;
  background: radial-gradient(circle, rgba(157, 107, 255, .22), transparent 70%);
  pointer-events: none;
}

.oss-copy h2 { font-size: clamp(26px, 3vw, 34px); letter-spacing: -.015em; margin-bottom: 15px; }
.oss-copy p { color: var(--muted); line-height: 1.7; margin-bottom: 26px; max-width: 560px; }
.oss-btns { display: flex; gap: 12px; flex-wrap: wrap; }

.oss-side { display: flex; flex-direction: column; gap: 16px; }
.oss-stack-label { font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted-2); font-weight: 600; }
.oss-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.oss-tags span {
  font-family: var(--mono); font-size: 12.5px; color: #c6cede;
  padding: 8px 13px; border-radius: 99px;
  background: rgba(255, 255, 255, .05); border: 1px solid var(--border);
}
.oss-license {
  display: flex; align-items: center; gap: 14px;
  margin-top: 6px; padding: 15px 17px;
  border-radius: 15px;
  background: rgba(255, 255, 255, .04); border: 1px solid var(--border);
}
.oss-license-badge {
  font-family: var(--font-head); font-weight: 700; font-size: 14px; color: #fff;
  background: var(--grad); padding: 9px 13px; border-radius: 11px;
  box-shadow: 0 6px 18px rgba(91, 140, 255, .3);
}
.oss-license b { display: block; font-size: 13.5px; color: #e9edf5; }
.oss-license div span { font-size: 12px; color: var(--muted); }

/* ---------------- FAQ ---------------- */

.faq-list { display: flex; flex-direction: column; gap: 12px; }

details {
  background: var(--surface); border: 1px solid var(--border); border-radius: 15px;
  padding: 0 22px; transition: background .3s, border-color .3s;
}
details[open] { background: var(--surface-2); border-color: rgba(91, 140, 255, .4); }

summary {
  cursor: pointer; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 19px 0;
  font-family: var(--font-head); font-weight: 600; font-size: 16px; color: #fff;
}
summary::-webkit-details-marker { display: none; }
summary::after {
  content: "+"; font-size: 24px; font-weight: 500; color: var(--cyan); line-height: 1;
  transition: transform .3s; flex: 0 0 auto;
}
details[open] summary::after { transform: rotate(45deg); }
details p { color: var(--muted); font-size: 14.5px; line-height: 1.7; padding: 0 30px 22px 0; }

/* ---------------- CTA finale ---------------- */

.cta-section { padding-top: 30px; }

.cta-panel {
  position: relative; overflow: hidden; text-align: center;
  padding: 76px 32px;
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(91, 140, 255, .17), rgba(157, 107, 255, .19) 55%, rgba(34, 211, 238, .15));
  border: 1px solid rgba(255, 255, 255, .15);
}
.cta-panel::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(62% 130% at 50% 0%, rgba(255, 255, 255, .09), transparent 62%);
}
.cta-panel h2 { font-size: clamp(30px, 4vw, 44px); letter-spacing: -.02em; position: relative; }
.cta-panel p { color: #b9c2d6; font-size: 17px; margin: 15px 0 32px; position: relative; }
.cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; position: relative; }

/* ---------------- Footer ---------------- */

.site-footer { border-top: 1px solid rgba(255, 255, 255, .07); padding: 52px 0 38px; }

.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 26px; flex-wrap: wrap; margin-bottom: 30px; }
.footer-tag { color: var(--muted); font-size: 14px; font-family: var(--font-head); }
.footer-nav { display: flex; gap: 22px; flex-wrap: wrap; font-size: 13.5px; }
.footer-nav a { color: #8a94aa; transition: color .2s; }
.footer-nav a:hover { color: #fff; }

.footer-bottom {
  display: flex; align-items: center; flex-wrap: wrap; gap: 6px;
  border-top: 1px solid rgba(255, 255, 255, .07);
  padding-top: 24px;
  color: #6e7890; font-size: 13px;
}
.footer-bottom a { color: #9aa4b8; transition: color .2s; }
.footer-bottom a:hover { color: #fff; }
.sep { margin: 0 6px; }

/* ---------------- Reveal on scroll ---------------- */

html.js .reveal {
  opacity: 0; transform: translateY(26px);
  transition: opacity .8s cubic-bezier(.16, 1, .3, 1), transform .8s cubic-bezier(.16, 1, .3, 1);
  transition-delay: var(--d, 0s);
}
html.js .reveal.in { opacity: 1; transform: none; }

/* ---------------- Responsive ---------------- */

@media (max-width: 1024px) {
  .cards { grid-template-columns: repeat(3, 1fr); }
  .dl-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 960px) {
  .hero { padding-top: 128px; }
  .hero-wrap { grid-template-columns: 1fr; gap: 64px; }
  .hero-mock { max-width: 620px; margin: 0 auto; width: 100%; }
  .hero-sub { max-width: 620px; }
  .oss-panel { grid-template-columns: 1fr; gap: 30px; padding: 36px 30px; }
  .steps { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed; top: 72px; left: 16px; right: 16px;
    flex-direction: column; align-items: stretch;
    background: rgba(8, 11, 20, .97);
    border: 1px solid var(--border); border-radius: 18px;
    padding: 20px; gap: 16px;
    -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, .55);
    opacity: 0; transform: translateY(-14px); pointer-events: none;
    transition: opacity .25s, transform .25s;
  }
  .nav-links.open { opacity: 1; transform: none; pointer-events: auto; }
  .nav-links > a:not(.btn) { padding: 4px 0; }
  .lang-btn { align-self: flex-start; }
}

@media (max-width: 700px) {
  .cards { grid-template-columns: 1fr; }
  .dl-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 18px 14px; }
  .ticker { flex-direction: column; }
  .ticker-label { border-right: 0; border-bottom: 1px solid rgba(255, 255, 255, .07); padding: 13px 24px 11px; }
  .dl-foot { flex-direction: column; align-items: flex-start; }
  .chip-2 { left: 0; }
  .phone { right: 0; }
}

@media (max-width: 520px) {
  .wrap { padding: 0 18px; }
  .section { padding: 72px 0; }
  .hero { padding-top: 118px; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; }
  .cta-btns { flex-direction: column; }
  .cta-btns .btn { width: 100%; }
  .oss-btns { flex-direction: column; }
  .oss-panel { padding: 30px 24px; }
  .cta-panel { padding: 56px 22px; }
  .mock { padding-bottom: 40px; }
  .tv-screen { padding: 13px 12px 11px; }
  .ts-ch { flex-basis: 40px; font-size: 10px; }
  .ts-times { margin-left: 48px; }
  .chip-1 { right: 0; font-size: 10px; padding: 7px 11px; }
  .chip-2 { font-size: 10px; padding: 7px 11px; bottom: 58px; }
  .phone { width: 112px; }
  .ph-video { height: 104px; }
  summary { font-size: 15px; }
}

/* ---------------- Riduzione movimento ---------------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  html { scroll-behavior: auto; }
  html.js .reveal { opacity: 1; transform: none; }
  .ticker-track { animation: none; }
}