/* business.karaoke.one — la landing. Stesso linguaggio di karaoke.one (tema chiaro, token di KOTheme:
   fondo #FAFBFC, testo #050505, magenta #D9146E, angoli 20/28 px, SF di sistema), nessun font
   scaricato, nessuna immagine: lo schermo e il telefono sono disegnati in CSS. */
.ko {
  --bg: #FAFBFC;
  --surface: #FFFFFF;
  --tint: #F2F2F5;
  --text: #050505;
  --text-2: rgba(5, 5, 5, .62);
  --text-3: rgba(5, 5, 5, .56);
  --line: rgba(5, 5, 5, .10);
  --accent: #D9146E;
  --grad-top: #FA5198;
  --grad-bottom: #D9156F;
  --r-lg: 28px;
  --r-md: 20px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", system-ui, sans-serif;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
.ko *, .ko *::before, .ko *::after { box-sizing: border-box; }
.ko a { color: inherit; text-decoration: none; }
.ko :where(a, button, input, select, textarea):focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.ko .wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 40px; }
.ko .skip { position: absolute; left: 16px; top: -60px; z-index: 10; background: var(--text); color: #fff; padding: 8px 14px; border-radius: 10px; font-weight: 600; }
.ko .skip:focus { top: 12px; }

.ko .nav { height: 72px; display: flex; align-items: center; justify-content: space-between; }
.ko .brand { font-weight: 800; font-size: 20px; letter-spacing: -0.035em; }
.ko .nav-links { display: flex; align-items: center; gap: 28px; font-size: 15px; color: var(--text-2); font-weight: 500; }
.ko .nav-links a:hover { color: var(--text); }
.ko .lang { display: inline-flex; gap: 8px; border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px; }
.ko .lang button { font: inherit; font-size: 13px; color: var(--text-3); background: none; border: 0; padding: 0; cursor: pointer; }
.ko .lang button[aria-pressed="true"] { color: var(--text); font-weight: 700; }

.ko .eyebrow { font-size: 14px; font-weight: 600; color: var(--accent); margin: 0 0 14px; }
.ko h1 { font-size: 58px; line-height: 1.05; letter-spacing: -0.035em; font-weight: 700; margin: 0 0 18px; text-wrap: balance; }
.ko h2 { font-size: 44px; line-height: 1.08; letter-spacing: -0.03em; font-weight: 700; margin: 0; text-wrap: balance; }
.ko h3 { font-size: 22px; line-height: 1.25; letter-spacing: -0.015em; font-weight: 650; margin: 0 0 8px; }
.ko .lead { font-size: 20px; color: var(--text-2); margin: 0 0 28px; max-width: 560px; text-wrap: pretty; }
.ko .lead.narrow { margin-top: 32px; }
.ko .note { font-size: 15px; color: var(--text-3); margin: 0; }
.ko .note.center { text-align: center; margin-top: 24px; }

.ko .button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 24px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); color: var(--text); font: inherit; font-weight: 600; cursor: pointer; }
.ko .button.primary { background: linear-gradient(180deg, var(--grad-top), var(--grad-bottom)); color: #fff; border: 0; }
.ko .ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 20px; }

.ko .hero { display: grid; grid-template-columns: 1fr 520px; gap: 56px; align-items: center; padding-top: 48px; padding-bottom: 24px; }
.ko .stage { position: relative; height: 440px; border-radius: 32px; background: linear-gradient(160deg, #2A0E1E, #0B0B0D 70%); overflow: hidden; }
.ko .tv { position: absolute; left: 36px; right: 36px; top: 44px; background: #050505; border-radius: 14px; padding: 8px; box-shadow: 0 30px 60px rgba(0, 0, 0, .45); }
.ko .tv-screen { aspect-ratio: 16 / 9; background: #0B0B0D; border-radius: 8px; display: grid; grid-template-columns: 38% 1fr; gap: 6%; padding: 7%; color: #fff; }
.ko .tv-qr { background: #fff; border-radius: 8px; background-image: linear-gradient(90deg, #050505 50%, transparent 50%), linear-gradient(#050505 50%, transparent 50%); background-size: 14px 14px; background-blend-mode: difference; }
.ko .tv-now { font-weight: 800; font-size: 19px; margin: 0 0 10px; color: var(--grad-top); }
.ko .tv-label { font-size: 12px; color: rgba(255, 255, 255, .6); margin: 0 0 8px; }
.ko .tv-row, .ko .phone-row { display: block; height: 12px; border-radius: 6px; background: rgba(255, 255, 255, .18); margin-bottom: 8px; }
.ko .tv-row.short { width: 60%; }
.ko .phone { position: absolute; right: 36px; bottom: -24px; width: 170px; background: #050505; border-radius: 30px; padding: 7px; box-shadow: 0 24px 50px rgba(0, 0, 0, .5); }
.ko .phone-screen { background: #17171C; border-radius: 24px; height: 250px; padding: 22px 16px; color: #fff; }
.ko .phone-title { font-weight: 700; font-size: 15px; margin: 0 0 14px; }
.ko .phone-button { display: block; height: 30px; border-radius: 999px; margin-top: 16px; background: linear-gradient(180deg, var(--grad-top), var(--grad-bottom)); }

.ko .section { padding-top: 112px; scroll-margin-top: 24px; }
.ko .head { max-width: 760px; margin-bottom: 48px; }
.ko .head .lead { margin-top: 16px; }
.ko .steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; counter-reset: step; }
.ko .step { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-md); padding: 28px; counter-increment: step; }
.ko .step .n::before { content: counter(step); display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--tint); color: var(--accent); font-weight: 700; margin-bottom: 16px; }
.ko .step p { color: var(--text-2); margin: 0; }
.ko .venues { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 12px; }
.ko .venues li { background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 12px 20px; font-weight: 600; }

.ko .billing { display: inline-flex; gap: 4px; padding: 4px; border-radius: 999px; background: var(--tint); margin-bottom: 28px; }
.ko .billing button { font: inherit; font-weight: 600; font-size: 15px; border: 0; border-radius: 999px; padding: 8px 18px; background: none; color: var(--text-2); cursor: pointer; }
.ko .billing button[aria-checked="true"] { background: var(--surface); color: var(--text); box-shadow: 0 1px 3px rgba(5, 5, 5, .12); }
.ko .plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: stretch; }
.ko .plan { position: relative; display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 32px; }
.ko .plan.featured { border: 2px solid var(--accent); }
.ko .plan .badge { position: absolute; top: -14px; left: 32px; margin: 0; background: var(--accent); color: #fff; font-size: 13px; font-weight: 700; padding: 4px 12px; border-radius: 999px; }
.ko .price { font-size: 30px; font-weight: 700; letter-spacing: -0.02em; margin: 4px 0 6px; }
.ko .tagline { color: var(--text-2); margin: 0 0 18px; }
.ko .plan ul { list-style: none; padding: 0; margin: 0 0 28px; display: grid; gap: 10px; flex: 1; }
.ko .plan li::before { content: "✓"; color: var(--accent); font-weight: 700; margin-right: 10px; }

.ko .contact { padding-bottom: 96px; }
.ko .form { max-width: 640px; display: grid; gap: 8px; }
.ko .form label { font-weight: 600; font-size: 15px; margin-top: 10px; }
.ko .form input, .ko .form select, .ko .form textarea { font: inherit; font-size: 17px; width: 100%; padding: 12px 14px; border-radius: 14px; border: 1px solid var(--line); background: var(--surface); color: var(--text); }
.ko .form .button { margin-top: 16px; justify-self: start; }
.ko .form .trap { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.ko .status { min-height: 1.5em; font-weight: 600; margin: 8px 0 0; }
.ko .status.ok { color: #0f7b3e; }
.ko .status.error { color: #b3122a; }

.ko .footer { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 28px; padding-bottom: 40px; color: var(--text-3); font-size: 15px; }
.ko .footer p { margin: 0; }
.ko .footer .links { display: flex; gap: 20px; }

@media (max-width: 1020px) {
  .ko .hero { grid-template-columns: 1fr; }
  .ko .stage { height: 380px; }
  .ko .steps, .ko .plans { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .ko .wrap { padding: 0 16px; }
  .ko .nav-links a:not(:last-of-type) { display: none; }
  .ko h1 { font-size: 40px; }
  .ko h2 { font-size: 32px; }
  .ko .lead { font-size: 18px; }
  .ko .stage { height: 300px; }
  .ko .tv { left: 16px; right: 16px; top: 24px; }
  .ko .phone { width: 120px; right: 16px; }
  .ko .phone-screen { height: 180px; }
  .ko .section { padding-top: 80px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
html { scroll-behavior: smooth; }