/* sovrena.info — IT corsi di lettura dei mercati. Stile 812 (chiaro + smeraldo + hero scuro), non clone qelvina/naxvera. */
:root {
  --bg: #f4f7f5;
  --surface: #fff;
  --surface-2: #eef3f0;
  --border: #d7e2dc;
  --text: #122017;
  --mute: #5b6b63;
  --accent: #0d8a62;
  --accent-ink: #034432;
  --accent-soft: #d7f3e8;
  --dark: #101826;
  --dark-2: #182234;
  --dark-line: #2a3548;
  --on-dark: #eef3f6;
  --on-dark-mute: #9aa8b5;
  --font: system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --wrap: 1120px;
  --r: 14px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: clip; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--accent); }
p { margin: 0 0 .85em; }
h1, h2, h3 {
  margin: 0 0 .4em;
  line-height: 1.12;
  letter-spacing: -.03em;
  font-weight: 750;
  overflow-wrap: anywhere;
}
h1 { font-size: clamp(2.1rem, 4.6vw, 3.35rem); }
h2 { font-size: clamp(1.45rem, 3vw, 2.2rem); }
h3 { font-size: 1.08rem; }
[hidden] { display: none !important; }
.wrap { width: min(var(--wrap), calc(100% - 32px)); margin-inline: auto; }
.lead { color: var(--mute); font-size: 1.06rem; }

.top {
  position: sticky; top: 0; z-index: 40;
  background: rgba(244,247,245,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.top-in { display: flex; align-items: center; gap: 14px; min-height: 72px; }
.brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--text); margin-right: auto; font-weight: 800;
}
.brand img { width: 32px; height: 32px; }
.nav { display: flex; gap: 18px; }
.nav a { text-decoration: none; color: var(--mute); font-weight: 650; }
.nav a:hover { color: var(--text); }
.menu-btn {
  display: none; margin-left: auto;
  border: 1px solid var(--border); background: #fff; border-radius: 999px;
  padding: 8px 12px; font: inherit;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent); color: #fff; text-decoration: none;
  border: 0; border-radius: 10px; padding: 12px 18px; font: inherit; font-weight: 750;
  cursor: pointer;
}
.btn:hover { background: var(--accent-ink); }
.btn.ghost {
  background: transparent; color: var(--text); border: 1px solid var(--border);
}
.hero-dark {
  background:
    radial-gradient(900px 420px at 80% -10%, rgba(13,138,98,.28), transparent 55%),
    var(--dark);
  color: var(--on-dark);
  padding: 56px 0 0;
}
.hero-dark .lead { color: var(--on-dark-mute); }
.hero-grid {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: end;
}
.kicker {
  display: inline-flex; align-items: center; gap: 8px;
  color: #7ddec0; font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
}
.kicker::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.pills { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 22px; }
.pill {
  border: 1px solid var(--dark-line); border-radius: 999px; padding: 6px 12px;
  font-size: .82rem; color: var(--on-dark-mute);
}
.device {
  background: var(--dark-2);
  border: 1px solid var(--dark-line);
  border-radius: 28px 28px 0 0;
  padding: 18px 18px 0;
  box-shadow: 0 -20px 60px rgba(0,0,0,.25);
}
.device-bar { height: 18px; display: flex; justify-content: center; }
.device-bar i { width: 86px; height: 8px; border-radius: 99px; background: #2c394c; }
.chart {
  background: #0c1422; border-radius: 16px 16px 0 0; padding: 16px 16px 22px; min-height: 280px;
}
.chart h3 { color: #fff; font-size: 1rem; margin-bottom: 4px; }
.chart p { color: var(--on-dark-mute); font-size: .85rem; margin-bottom: 14px; }
.bars { display: flex; align-items: flex-end; gap: 8px; height: 170px; }
.bars span {
  flex: 1; border-radius: 4px 4px 0 0;
  background: linear-gradient(#1aa376, #0a5c44);
}
.bars span:nth-child(odd) { background: linear-gradient(#3d4c63, #1c2738); }
.bars span:nth-child(3) { height: 78%; }
.bars span:nth-child(1) { height: 42%; }
.bars span:nth-child(2) { height: 61%; }
.bars span:nth-child(4) { height: 33%; }
.bars span:nth-child(5) { height: 88%; }
.bars span:nth-child(6) { height: 54%; }
.bars span:nth-child(7) { height: 70%; }
.bars span:nth-child(8) { height: 46%; }
.chart small { display: block; margin-top: 12px; color: #7ddec0; font-weight: 700; }

.stats {
  background: var(--dark-2); color: var(--on-dark);
  border-top: 1px solid var(--dark-line);
  padding: 28px 0;
}
.stats-in { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.stats b { display: block; font-size: 1.7rem; letter-spacing: -.04em; }
.stats span { color: var(--on-dark-mute); font-size: .9rem; }

.block { padding: 72px 0; }
.sec-k { color: var(--accent); font-size: .78rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 8px; }
.mosaic {
  display: grid; grid-template-columns: 1.3fr 1fr 1fr; grid-template-rows: auto auto; gap: 14px; margin-top: 28px;
}
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); padding: 22px;
}
.card.wide { grid-row: span 2; background: var(--dark); color: var(--on-dark); border-color: transparent; }
.card.wide p { color: var(--on-dark-mute); }
.num { font-size: .75rem; font-weight: 800; color: var(--accent); letter-spacing: .08em; }

.board {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
}
.board article {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); padding: 20px;
}
.tag { display: inline-block; background: var(--accent-soft); color: var(--accent-ink); border-radius: 999px; padding: 3px 10px; font-size: .75rem; font-weight: 800; }
.board h3 { margin-top: 10px; }

.path {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 28px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); overflow: hidden;
}
.path div { padding: 22px; border-right: 1px solid var(--border); }
.path div:last-child { border-right: 0; }
.path b { display: block; color: var(--accent); font-size: .8rem; margin-bottom: 8px; }

.voices { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.voice {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); padding: 22px;
}
.who { display: flex; gap: 12px; align-items: center; margin-top: 16px; }
.ava {
  width: 42px; height: 42px; border-radius: 50%;
  display: grid; place-items: center; font-weight: 800; color: #fff; background: var(--dark);
  flex: 0 0 auto;
}
.who small { color: var(--mute); }

.faq details {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 4px 18px; margin-bottom: 10px;
}
.faq summary { cursor: pointer; font-weight: 750; padding: 14px 0; }
.cta {
  background: var(--dark); color: var(--on-dark); padding: 72px 0;
}
.cta .lead { color: var(--on-dark-mute); }
.cta-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 32px; align-items: start; }
form {
  background: #fff; color: var(--text); border-radius: 16px; padding: 22px;
}
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
label { display: block; font-size: .82rem; font-weight: 700; margin: 0 0 10px; }
input, textarea {
  width: 100%; margin-top: 6px; border: 1px solid var(--border); border-radius: 10px;
  padding: 11px 12px; font: inherit; background: var(--surface-2);
}
textarea { min-height: 90px; resize: vertical; }
.fine { font-size: .82rem; color: var(--mute); margin-top: 10px; }
.thanks {
  background: var(--accent-soft); color: var(--accent-ink);
  border-radius: 16px; padding: 22px; font-weight: 650;
}
.foot { background: var(--surface-2); border-top: 1px solid var(--border); padding: 40px 0 24px; }
.foot-in { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 20px; }
.foot a { display: block; text-decoration: none; color: var(--mute); margin: 6px 0; }
.copy { margin-top: 28px; color: var(--mute); font-size: .85rem; }
.legal { padding: 48px 0 80px; max-width: 760px; }
.legal h1 { margin-bottom: 16px; }
.cookie {
  position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 80;
  display: none; gap: 12px; align-items: center; justify-content: space-between; flex-wrap: wrap;
  background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 16px 18px;
  box-shadow: 0 16px 40px rgba(16,24,38,.12);
}
.cookie.is-open { display: flex; }
.cookie-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.prose-wide p { max-width: 68ch; }
.article { max-width: 740px; }
.article h2 { margin-top: 1.55em; }
.article p, .prose-wide p { margin-bottom: 1em; }
.shot {
  border-radius: var(--r); overflow: hidden; border: 1px solid var(--border);
  min-height: 220px;
  background:
    linear-gradient(160deg, rgba(13,138,98,.2), transparent 40%),
    repeating-linear-gradient(-18deg, #dce8e2 0 12px, #c9d8d0 12px 24px);
}
.split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; align-items: start; }
.list { padding-left: 18px; }
.list li { margin: 8px 0; }

@media (max-width: 900px) {
  .hero-grid, .stats-in, .mosaic, .board, .path, .voices, .cta-grid, .foot-in, .split, .row2 {
    grid-template-columns: 1fr;
  }
  .mosaic .card.wide { grid-row: auto; }
  .path div { border-right: 0; border-bottom: 1px solid var(--border); }
  .menu-btn { display: inline-flex; }
  .nav {
    display: none; position: absolute; top: 72px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--border);
    flex-direction: column; padding: 12px 16px 16px;
  }
  .nav.is-open { display: flex; }
  .top { position: relative; }
  .top .wrap { position: relative; }
}