/* Token da restrackit-mobile/DESIGN.md: bianco-acciaio, inchiostro, rame <= 10% */
:root {
  --bg: #FBFAF7;
  --surface: #F2F0EB;
  --ink: #1E1B17;
  --muted: #5C554C;
  --border: #E4E0D8;
  --copper: #D9720E;
  --copper-text: #A8550A; /* rame scurito per testo su chiaro: AA */
  --ok: #2E6B3A;
  --warn: #8A5A00;
  --bad: #A3261E;
  --radius: 12px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161412;
    --surface: #211E1A;
    --ink: #F3F1EC;
    --muted: #B5ADA2;
    --border: #36322C;
    --copper: #E07B18;
    --copper-text: #F0994A;
    --ok: #7CC48A;
    --warn: #E8B44A;
    --bad: #F08A80;
  }
  .logo { filter: invert(1); }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 1.0625rem/1.6 Roboto, "Segoe UI", system-ui, -apple-system, sans-serif;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--copper-text); text-underline-offset: 3px; }
a:focus-visible, summary:focus-visible { outline: 3px solid var(--copper); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.01em; margin: 0 0 .6em; }
h1 { font-size: clamp(2rem, 3.6vw, 2.9rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3vw, 2.25rem); font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 600; }
p { margin: 0 0 1em; max-width: 65ch; }

.wrap { width: min(1160px, 100% - 32px); margin-inline: auto; }
section { padding-block: clamp(48px, 7vw, 88px); }
.muted { color: var(--muted); }

/* Bottoni: rame + inchiostro (contrasto AA), target >= 48px */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 52px; padding: 0 24px; border-radius: 999px;
  font-weight: 600; text-decoration: none; white-space: nowrap;
  transition: transform .15s ease, background-color .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--copper); color: #1E1B17; }
.btn-primary:hover { background: #C4650B; }
.btn-ghost { color: var(--ink); border: 1.5px solid var(--border); }
.btn-ghost:hover { border-color: var(--muted); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* Header */
.site-header { border-bottom: 1px solid var(--border); }
.site-header .wrap { display: flex; align-items: center; gap: 24px; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 700; font-size: 1.15rem; margin-right: auto; }
.brand img { width: 40px; }
.site-header nav { display: flex; gap: 24px; }
.site-header nav a { color: var(--ink); text-decoration: none; padding-block: 12px; }
.site-header nav a:hover { color: var(--copper-text); }
.site-header .btn { min-height: 48px; padding: 0 18px; }
@media (max-width: 860px) { .site-header nav { display: none; } }
@media (max-width: 420px) { .site-header .btn { display: none; } }

/* Hero */
.hero { padding-top: clamp(40px, 6vw, 72px); }
.hero .wrap { display: grid; gap: clamp(32px, 5vw, 56px); }
.hero h1 { font-size: clamp(2rem, 4vw, 3.1rem); text-wrap: balance; max-width: 26ch; }
.hero .lead { font-size: 1.2rem; color: var(--muted); margin-bottom: .5em; }
.hero .pilot-note { font-weight: 600; margin-bottom: 1.5em; }
.hero figure { margin: 0; }
.shot { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: #fff; box-shadow: 0 24px 60px -32px rgb(30 27 23 / .4); }
figcaption { font-size: .9rem; color: var(--muted); margin-top: 10px; }

/* Problema */
.problem-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 24px; margin-top: 32px; }
.fine { background: var(--surface); border-radius: var(--radius); padding: clamp(24px, 4vw, 40px); }
.fine strong { display: block; font-size: clamp(2.2rem, 5vw, 3.5rem); line-height: 1.05; margin-bottom: 12px; }
.problem-list { display: grid; gap: 24px; align-content: start; }
.problem-list div { border-top: 3px solid var(--border); padding-top: 16px; }
.problem-list p { margin: 0; }
@media (max-width: 800px) { .problem-grid { grid-template-columns: 1fr; } }

/* Come funziona */
.steps { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 4vw, 48px); margin-top: 40px; }
.step-lead { grid-column: 1 / -1; display: grid; grid-template-columns: 2fr 1fr; gap: clamp(24px, 4vw, 48px); align-items: center; }
.step h3 { margin-top: 24px; }
.step-lead h3 { margin-top: 0; }
/* Cornice tablet (orizzontale, 16:10): l'app e' pensata per il tablet della cucina */
.tablet { border: clamp(8px, 1.2vw, 14px) solid #1E1B17; border-radius: clamp(16px, 2vw, 26px); overflow: hidden; box-shadow: 0 24px 60px -32px rgb(30 27 23 / .45); }
.tablet > * { aspect-ratio: 16 / 10; width: 100%; border-radius: 0; }
@media (prefers-color-scheme: dark) { .tablet { border-color: #3A3631; } }
@media (max-width: 800px) { .steps, .step-lead { grid-template-columns: 1fr; } }

/* Anteprima scheda lotto e etichetta: dati reali del dataset demo */
.card-preview { background: var(--surface); border-radius: var(--radius); padding: 24px; min-height: 260px; display: grid; place-items: center; }
.lot { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; width: min(400px, 100%); }
.lot dd { overflow-wrap: anywhere; }
.lot dl { display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; margin: 12px 0 0; font-size: .95rem; }
.lot dt { color: var(--muted); }
.lot dd { margin: 0; font-weight: 500; }
.label { background: #fff; color: #1E1B17; border: 2px solid #1E1B17; border-radius: 4px; padding: 16px 18px; width: min(300px, 100%); font-size: .95rem; line-height: 1.45; }
.label b { display: block; font-size: 1.15rem; text-transform: uppercase; letter-spacing: .02em; }
.label .row { display: flex; justify-content: space-between; gap: 12px; border-top: 1px solid #1E1B17; margin-top: 8px; padding-top: 8px; }

.status { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; width: min(360px, 100%); }
.status li { display: flex; justify-content: space-between; gap: 16px; background: var(--bg); border-radius: var(--radius); padding: 14px 18px; }
.tag { font-weight: 600; white-space: nowrap; }
.tag::before { margin-right: 6px; }
.tag.bad { color: var(--bad); } .tag.bad::before { content: "\2715"; }
.tag.warn { color: var(--warn); } .tag.warn::before { content: "!"; font-weight: 800; }
.tag.ok { color: var(--ok); } .tag.ok::before { content: "\2713"; }

/* Per chi e' */
.audience { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 16px; margin-top: 32px; }
.audience > div { border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.audience .main { grid-row: span 2; background: var(--surface); border-color: transparent; }
.audience p { margin: 0; }
@media (max-width: 800px) { .audience { grid-template-columns: 1fr; } .audience .main { grid-row: auto; } }

/* Programma pilota */
.pilot { background: var(--surface); }
.pilot-cols { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 5vw, 64px); margin: 32px 0; }
.pilot ul { margin: 0; padding-left: 1.2em; }
.pilot li { margin-bottom: .5em; }
.pilot li::marker { color: var(--copper); }
@media (max-width: 800px) { .pilot-cols { grid-template-columns: 1fr; } }

/* Chi c'e' dietro */
.about .wrap { display: grid; grid-template-columns: 1fr 2fr; gap: clamp(16px, 4vw, 48px); align-items: baseline; }
.about p { margin: 0; font-size: 1.15rem; }
@media (max-width: 800px) { .about .wrap { grid-template-columns: 1fr; } }

/* FAQ */
.faq details { border-bottom: 1px solid var(--border); }
.faq summary { cursor: pointer; font-weight: 600; font-size: 1.1rem; padding: 18px 32px 18px 0; list-style: none; position: relative; min-height: 48px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 14px; font-size: 1.5rem; color: var(--copper-text); }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { padding-bottom: 8px; }

/* CTA finale */
.final { text-align: center; }
.final p { margin-inline: auto; }
.final .actions { justify-content: center; margin-top: 24px; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding-block: 32px; font-size: .95rem; color: var(--muted); }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; }
.site-footer a { color: var(--muted); }

/* Pagine testuali (privacy, 404) */
.doc { padding-block: 48px 80px; max-width: 760px; }
.doc h2 { font-size: 1.35rem; margin-top: 1.6em; }
.m0 { margin: 0; }
.after-cta { margin-top: 16px; }