/*
  KYNIX — landing statica
  Stesso mondo visivo della PWA KYNIX: registratore
  multi-canale, fondo strumento scuro, inchiostro amber come colore
  master, griglia millimetrata, IBM Plex self-hosted. Qui espresso in
  chiave Persuade: una sola scena forte, non un pannello operativo denso.
*/

@font-face {
  font-family: "IBM Plex Sans";
  src: url("fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Sans";
  src: url("fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Sans";
  src: url("fonts/ibm-plex-sans-latin-700-normal.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("fonts/ibm-plex-mono-latin-700-normal.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --ground: #15130f;
  --panel: #1c1914;
  --ink-text: #ece5d8;
  --ink-text-dim: rgba(236, 229, 216, 0.62);
  --ink-text-faint: rgba(236, 229, 216, 0.4);
  --seam: rgba(244, 237, 224, 0.1);
  --grid-line: rgba(244, 237, 224, 0.05);
  --ch-aggregate: #e8a33d;
  --ch-1: #4dd0e1;
  --ch-2: #57b88a;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--ground);
}

body {
  font-family: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  color: var(--ink-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 28px 28px;
}

.wrap {
  max-width: 1120px;
  margin-inline: auto;
  padding: 0 1.5rem;
}

header.site {
  padding: 1.5rem 0;
}
header.site .wrap {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.mark {
  width: 28px;
  height: 28px;
  flex: none;
}
.wordmark {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

main.hero {
  padding: 2.5rem 0 5rem;
}
main.hero .wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

h1 {
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 1.1rem;
}
h1 .accent { color: var(--ch-aggregate); }

.lede {
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  color: var(--ink-text-dim);
  max-width: 46ch;
  margin: 0 0 2rem;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--ch-aggregate);
  color: #0f0d0a;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  padding: 0.85rem 1.5rem;
  border-radius: 10px;
  transition: transform 0.15s ease-out, box-shadow 0.15s ease-out;
  box-shadow: 0 10px 24px -14px rgba(232, 163, 61, 0.65);
}
.cta:hover { transform: translateY(-1px); box-shadow: 0 14px 28px -14px rgba(232, 163, 61, 0.8); }
.cta:active { transform: translateY(0); }
.cta:focus-visible { outline: 2px solid var(--ink-text); outline-offset: 3px; }
.cta svg { width: 16px; height: 16px; }

.cta-note {
  margin: 0.85rem 0 0;
  font-size: 0.82rem;
  color: var(--ink-text-faint);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.cta-note .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ch-1);
  box-shadow: 0 0 6px 1px var(--ch-1);
  flex: none;
}

/* Cornice telefono con l'anteprima reale della demo */
.device-frame {
  justify-self: center;
  width: min(280px, 100%);
  border-radius: 34px;
  padding: 10px;
  background: linear-gradient(160deg, #2a251d, var(--panel) 60%);
  box-shadow:
    0 30px 60px -25px rgba(0, 0, 0, 0.7),
    0 0 0 1px var(--seam),
    0 0 40px -10px rgba(232, 163, 61, 0.18);
}
.device-frame .screen {
  border-radius: 26px;
  overflow: hidden;
  border: 1px solid var(--seam);
  display: block;
}
.device-frame img {
  display: block;
  width: 100%;
  height: auto;
}

footer.site {
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--seam);
}
footer.site .wrap {
  font-size: 0.8rem;
  color: var(--ink-text-faint);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}
footer.site a { color: inherit; }

@media (min-width: 860px) {
  main.hero .wrap {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2rem;
  }
  .device-frame { justify-self: end; }
}