/* SellFactory — public website W1. Token visivi da 06_PUBLIC_WEBSITE/05_VISUAL_DIRECTION
   ("control room, not casino": dark ink, un accento verde, sobrio, B2B). */

:root {
  --ink-950: #0a0e1a;
  --ink-900: #111726;
  --ink-800: #1a2236;
  --ink-700: #232c44;
  --slate-400: #8a94a8;
  --slate-300: #aab3c5;
  --paper-50: #f4f6fa;
  --signal-500: #3ddc97;
  --signal-700: #1fa871;
  --amber-500: #f5b841;
  --azure-400: #5b9dff;

  --font-display: 'Space Grotesk', 'Segoe UI', system-ui, sans-serif;
  --font-body: Inter, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, Consolas, monospace;

  --wrap: 1080px;
  --r: 12px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ink-950);
  color: var(--paper-50);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--azure-400); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible { outline: 2px solid var(--signal-500); outline-offset: 2px; }

img { max-width: 100%; height: auto; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--signal-500); color: var(--ink-950);
  padding: 8px 16px; font-weight: 600; border-radius: 0 0 6px 0;
}
.skip-link:focus { left: 0; }

/* ---------- header ---------- */

.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgb(10 14 26 / 0.86);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--ink-800);
}
.site-header .wrap {
  display: flex; align-items: center; gap: 24px;
  height: 60px;
}
.brand {
  font-family: var(--font-display);
  font-size: 1.15rem; font-weight: 700; letter-spacing: 0.01em;
  color: var(--paper-50);
}
.brand:hover { text-decoration: none; }
.brand b { color: var(--signal-500); font-weight: 700; }
.site-nav { margin-left: auto; display: flex; gap: 22px; align-items: center; flex-wrap: wrap; }
.site-nav a { color: var(--slate-300); font-size: 0.9rem; }
.site-nav a:hover { color: var(--paper-50); text-decoration: none; }
.btn {
  display: inline-block; border-radius: 8px; font-weight: 600;
  padding: 10px 18px; font-size: 0.9rem; cursor: pointer; border: 1px solid transparent;
}
.btn-primary { background: var(--signal-500); color: var(--ink-950); }
.btn-primary:hover { background: var(--signal-700); text-decoration: none; color: var(--ink-950); }
.btn-ghost { border-color: var(--ink-700); color: var(--paper-50); }
.btn-ghost:hover { border-color: var(--slate-400); text-decoration: none; }

/* ---------- hero ---------- */

.hero { padding: 88px 0 64px; border-bottom: 1px solid var(--ink-800); }
.badge-note {
  display: inline-block; font-size: 0.78rem; font-weight: 600;
  color: var(--amber-500); border: 1px solid var(--amber-500);
  border-radius: 999px; padding: 4px 12px; margin-bottom: 22px;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.1rem); line-height: 1.1;
  margin: 0 0 18px; letter-spacing: -0.01em;
}
.hero h1 .accent { color: var(--signal-500); }
.hero .lead { font-size: 1.18rem; color: var(--slate-300); max-width: 640px; margin: 0 0 28px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- sections ---------- */

section { padding: 64px 0; border-bottom: 1px solid var(--ink-800); }
section.tight { padding: 48px 0; }
.eyebrow {
  font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--signal-500); margin: 0 0 12px;
}
h2 { font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, 2rem); margin: 0 0 16px; letter-spacing: -0.01em; }
h3 { font-family: var(--font-display); font-size: 1.15rem; margin: 0 0 8px; }
.section-lead { color: var(--slate-300); max-width: 680px; font-size: 1.05rem; margin: 0 0 32px; }

.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 820px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

.card {
  background: var(--ink-900); border: 1px solid var(--ink-800);
  border-radius: var(--r); padding: 24px;
}
.card h3 { color: var(--paper-50); }
.card p { color: var(--slate-300); margin: 0; font-size: 0.96rem; }
.card .k {
  font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--signal-500); display: block; margin-bottom: 10px;
}

ul.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
ul.checks li { padding-left: 28px; position: relative; color: var(--slate-300); }
ul.checks li::before {
  content: '›'; position: absolute; left: 6px; top: -1px;
  color: var(--signal-500); font-weight: 700; font-size: 1.1rem;
}

.pill-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.pill {
  font-family: var(--font-mono); font-size: 0.75rem; color: var(--slate-300);
  border: 1px solid var(--ink-700); border-radius: 6px; padding: 5px 10px;
}

.callout {
  background: var(--ink-900); border: 1px solid var(--ink-700);
  border-left: 3px solid var(--signal-500); border-radius: var(--r);
  padding: 20px 24px; color: var(--slate-300);
}
.callout.amber { border-left-color: var(--amber-500); }
.callout strong { color: var(--paper-50); }

/* ---------- legal / long-form ---------- */

.legal { padding: 56px 0; }
.legal .doc { max-width: 760px; }
.legal h1 { font-family: var(--font-display); font-size: 2rem; margin: 0 0 6px; }
.legal .updated { font-family: var(--font-mono); font-size: 0.8rem; color: var(--slate-400); margin: 0 0 32px; }
.legal h2 { font-size: 1.3rem; margin: 34px 0 12px; }
.legal h3 { font-size: 1.05rem; margin: 24px 0 8px; }
.legal p, .legal li { color: var(--slate-300); }
.legal ul { padding-left: 20px; }
.legal a { color: var(--azure-400); }
.review-flag {
  background: rgb(245 184 65 / 0.08); border: 1px solid var(--amber-500);
  border-radius: 8px; padding: 12px 16px; font-size: 0.85rem; color: var(--amber-500);
  margin: 0 0 28px;
}

/* ---------- contact ---------- */

.contact-box {
  background: var(--ink-900); border: 1px solid var(--ink-800);
  border-radius: var(--r); padding: 28px; max-width: 560px;
}
.contact-box dl { display: grid; grid-template-columns: auto 1fr; gap: 8px 20px; margin: 0; }
.contact-box dt { color: var(--slate-400); font-size: 0.85rem; }
.contact-box dd { margin: 0; font-family: var(--font-mono); font-size: 0.9rem; }

/* ---------- footer ---------- */

.site-footer { background: var(--ink-950); padding: 48px 0 40px; }
.footer-cols { display: flex; flex-wrap: wrap; gap: 40px; justify-content: space-between; }
.footer-cols nav { display: flex; flex-direction: column; gap: 8px; }
.footer-cols nav a { color: var(--slate-400); font-size: 0.88rem; }
.footer-cols nav a:hover { color: var(--paper-50); }
.footer-cols .col-title {
  font-family: var(--font-mono); font-size: 0.7rem; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--slate-400); margin-bottom: 12px;
}
.trademark {
  margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--ink-800);
  color: var(--slate-400); font-size: 0.78rem; line-height: 1.7;
}
.trademark .entity { color: var(--slate-300); }

.mono { font-family: var(--font-mono); }
.dim { color: var(--slate-400); }