/* PocketAbacus — landing "Bilancia di precisione" (coerente con l'app) */

@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/space-grotesk-400.woff2") format("woff2");
}
@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/fonts/space-grotesk-500.woff2") format("woff2");
}
@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("/fonts/space-grotesk-700.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/fonts/ibm-plex-mono-500.woff2") format("woff2");
}

:root {
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --bg: #12161c;
  --surface: #1a212b;
  --surface-2: #232c39;
  --border: rgba(232, 237, 243, 0.09);
  --ink: #e8edf3;
  --muted: #94a2b4;
  --brass: #d7a34c;
  --brass-ink: #14100a;
  --brass-line: linear-gradient(90deg, #e2b968, #b9832f);
  --green: #58ac79;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: radial-gradient(1100px 500px at 80% -12%, rgba(215, 163, 76, 0.14), transparent 60%),
    var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
h1,
h2,
h3 {
  font-family: var(--font-display);
  letter-spacing: -0.025em;
  margin: 0;
}
.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.2rem 1.5rem;
}
.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
}
.brand b {
  color: var(--brass);
}
.cta {
  display: inline-block;
  background: var(--brass);
  color: var(--brass-ink);
  text-decoration: none;
  font-weight: 700;
  padding: 0.62rem 1.05rem;
  border-radius: 11px;
  transition: transform 0.08s ease;
}
.cta:hover {
  transform: translateY(-1px);
}
.cta.big {
  padding: 0.85rem 1.6rem;
  font-size: 1.05rem;
}

main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: center;
  padding: 3.5rem 0 3rem;
}
.kicker {
  color: var(--brass);
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.74rem;
  margin: 0 0 1rem;
}
.hero h1 {
  font-size: clamp(2rem, 4.6vw, 3.2rem);
  line-height: 1.08;
  margin: 0 0 1.1rem;
}
.hero p.lead {
  color: var(--muted);
  font-size: 1.12rem;
  max-width: 46ch;
  margin: 0 0 1.8rem;
}
.actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.hint {
  color: var(--muted);
  font-size: 0.9rem;
}

/* Il "registro" mono: la firma */
.ledger {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.4rem 1.5rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}
.ledger .row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.32rem 0;
  color: var(--muted);
  font-size: 0.98rem;
}
.ledger .row b {
  color: var(--ink);
  font-weight: 500;
}
.ledger .sep {
  height: 1px;
  background: var(--border);
  margin: 0.6rem 0;
}
.ledger .total {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-family: var(--font-display);
  font-size: 0.7rem;
  margin-top: 0.4rem;
}
.ledger .value {
  color: var(--green);
  font-size: 1.9rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}
.ledger .underline {
  width: 60px;
  height: 3px;
  border-radius: 2px;
  background: var(--brass-line);
  margin-top: 0.5rem;
}

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  padding: 1rem 0 2.5rem;
}
.features article {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 15px;
  padding: 1.35rem;
}
.features h3 {
  font-size: 1.06rem;
  margin: 0 0 0.4rem;
}
.features p {
  color: var(--muted);
  margin: 0;
}

/* Privacy */
.privacy {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 2.4rem;
  max-width: 760px;
  margin: 1.5rem auto 2.5rem;
}
.privacy h2 {
  margin: 0 0 0.6rem;
}
.privacy p {
  color: var(--muted);
  margin: 0 0 0.6rem;
}
.small {
  font-size: 0.85rem;
}

.finale {
  text-align: center;
  padding: 2rem 0 4rem;
}
.finale h2 {
  font-size: clamp(1.6rem, 3.6vw, 2.3rem);
  margin-bottom: 1.4rem;
}

footer {
  border-top: 1px solid var(--border);
  text-align: center;
  padding: 1.6rem;
  color: var(--muted);
  font-size: 0.85rem;
}

@media (max-width: 760px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 2.2rem 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}