/* Stile delle pagine pubbliche di VirtualSailLab: stessi caratteri e colori del simulatore */
@font-face { font-family: 'Barlow'; font-style: normal; font-weight: 400; font-display: swap; src: url('/vendor/fonts/barlow-latin-400-normal.woff2') format('woff2'); }
@font-face { font-family: 'Barlow'; font-style: normal; font-weight: 500; font-display: swap; src: url('/vendor/fonts/barlow-latin-500-normal.woff2') format('woff2'); }
@font-face { font-family: 'Barlow'; font-style: normal; font-weight: 600; font-display: swap; src: url('/vendor/fonts/barlow-latin-600-normal.woff2') format('woff2'); }
@font-face { font-family: 'Barlow Semi Condensed'; font-style: normal; font-weight: 500; font-display: swap; src: url('/vendor/fonts/barlow-semi-condensed-latin-500-normal.woff2') format('woff2'); }
@font-face { font-family: 'Barlow Semi Condensed'; font-style: normal; font-weight: 600; font-display: swap; src: url('/vendor/fonts/barlow-semi-condensed-latin-600-normal.woff2') format('woff2'); }

:root {
  --bg: #f2f6f8; --surface: #ffffff; --surface-2: #e9f0f4; --ink: #0f2a3a; --muted: #536b7c; --line: #d2dce2;
  --accent: #1b5e86; --accent-2: #13486a; --accent-ink: #ffffff; --sea: #0d3a52; --sea-2: #1d6ea8;
  --ok: #1f7a50; --warn: #9a6408; --bad: #b3322b;
  --sans: "Barlow", "Helvetica Neue", Arial, sans-serif; --cond: "Barlow Semi Condensed", "Arial Narrow", Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a151c; --surface: #0f1d27; --surface-2: #142834; --ink: #dce7ee; --muted: #93a9b8; --line: #23394a;
    --accent: #6db3e6; --accent-2: #8cc4ec; --accent-ink: #04121b; --sea: #061923; --sea-2: #164a6c;
    --ok: #4cc38a; --warn: #e5a93a; --bad: #ef6b62;
    color-scheme: dark;
  }
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 17px/1.55 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: var(--accent); }
a:hover { color: var(--accent-2); }
img { max-width: 100%; display: block; }
[hidden] { display: none !important; }
.wrap { width: min(1120px, 100% - 32px); margin: 0 auto; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* intestazione */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 64px; }
.logo { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font: 600 21px/1 var(--cond); letter-spacing: 0.01em; }
.logo svg { width: 32px; height: 32px; flex: none; }
.logo small { display: block; font: 500 12px/1.1 var(--sans); color: var(--muted); letter-spacing: 0.02em; margin-top: 3px; }
.nav { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.nav-auth { display: flex; gap: 8px; align-items: center; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 10px; padding: 10px 18px; border: 1px solid var(--line); background: var(--surface); color: var(--ink);
  font: 600 15px/1.2 var(--sans); text-decoration: none; cursor: pointer; white-space: nowrap; }
.btn:hover { background: var(--surface-2); color: var(--ink); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { background: var(--accent-2); border-color: var(--accent-2); color: var(--accent-ink); }
.btn.big { padding: 14px 24px; font-size: 17px; border-radius: 12px; }
.btn.ghost { background: transparent; border-color: transparent; }
.btn:disabled { opacity: 0.55; cursor: default; }
.lang { border: 1px solid var(--line); background: transparent; color: var(--muted); border-radius: 999px; padding: 6px 12px; font: 600 13px/1 var(--sans); cursor: pointer; }
.lang:hover { color: var(--ink); }

/* pagina iniziale */
.hero { padding: 64px 0 40px; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: 48px; align-items: center; }
.badge { display: inline-block; font: 600 13px/1 var(--sans); color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); border-radius: 999px; padding: 7px 12px; margin-bottom: 18px; }
.hero h1 { font: 600 clamp(40px, 6vw, 64px)/1 var(--cond); margin: 0; letter-spacing: -0.01em; }
.hero .sub { font: 500 clamp(19px, 2.4vw, 24px)/1.2 var(--cond); color: var(--muted); margin: 10px 0 22px; }
.hero p.lead { font-size: 18.5px; margin: 0 0 28px; max-width: 54ch; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; }
.shot { margin: 0; border-radius: 16px; overflow: hidden; border: 1px solid var(--line); box-shadow: 0 18px 50px rgba(8, 30, 50, 0.18); background: var(--sea); aspect-ratio: 1500 / 860; }
.shot img { width: 100%; height: 100%; object-fit: cover; }
section.band { padding: 56px 0; border-top: 1px solid var(--line); }
section.band h2 { font: 600 32px/1.1 var(--cond); margin: 0 0 28px; }
.feats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.feat { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 22px; }
.feat svg { width: 30px; height: 30px; stroke: var(--accent); fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 12px; }
.feat h3 { font: 600 20px/1.2 var(--cond); margin: 0 0 8px; }
.feat p { margin: 0; color: var(--muted); font-size: 15.5px; }
.steps { list-style: none; counter-reset: s; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.steps li { counter-increment: s; position: relative; padding: 18px 18px 18px 64px; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; }
.steps li::before { content: counter(s); position: absolute; left: 18px; top: 16px; width: 32px; height: 32px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font: 600 17px/32px var(--cond); text-align: center; }
.note { color: var(--muted); font-size: 15px; margin: 18px 0 0; }
.safety { margin: 22px 0 0; padding: 14px 18px; border-left: 3px solid var(--warn); background: color-mix(in srgb, var(--warn) 9%, transparent); border-radius: 0 10px 10px 0; font-size: 15.5px; }

/* moduli di accesso */
.auth { padding: 56px 0 72px; }
.card { width: min(440px, 100%); margin: 0 auto; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 30px 28px; box-shadow: 0 10px 34px rgba(8, 30, 50, 0.08); }
.card h1 { font: 600 30px/1.1 var(--cond); margin: 0 0 8px; }
.card .lead { color: var(--muted); margin: 0 0 22px; font-size: 16px; }
form { display: grid; gap: 16px; }
label.f { display: grid; gap: 6px; font-weight: 600; font-size: 15px; }
input[type=email], input[type=password], input[type=text] { width: 100%; font: 400 16px/1.3 var(--sans); color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 12px 13px; }
input:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: transparent; }
.hint { font-weight: 400; color: var(--muted); font-size: 13.5px; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14.5px; line-height: 1.45; }
.check input { width: 18px; height: 18px; margin-top: 2px; flex: none; accent-color: var(--accent); }
form .btn { width: 100%; padding: 13px; font-size: 16px; }
form.busy { opacity: 0.7; }
.alt { margin: 20px 0 0; font-size: 15px; color: var(--muted); text-align: center; }
.msg { margin: 0 0 16px; padding: 12px 14px; border-radius: 10px; font-size: 15px; line-height: 1.45; background: var(--surface-2); }
.msg.ok { background: color-mix(in srgb, var(--ok) 12%, transparent); color: var(--ok); }
.msg.warn { background: color-mix(in srgb, var(--warn) 12%, transparent); color: var(--warn); }
.msg.bad { background: color-mix(in srgb, var(--bad) 11%, transparent); color: var(--bad); }

/* testi legali */
.doc { padding: 48px 0 72px; }
.doc .wrap { max-width: 780px; }
.doc h1 { font: 600 36px/1.1 var(--cond); margin: 0 0 6px; }
.doc .upd { color: var(--muted); margin: 0 0 28px; font-size: 15px; }
.doc h2 { font: 600 22px/1.2 var(--cond); margin: 30px 0 8px; }
.doc p, .doc li { font-size: 16.5px; }
.doc ul { padding-left: 22px; }

/* piede */
.foot { border-top: 1px solid var(--line); padding: 26px 0 34px; color: var(--muted); font-size: 14.5px; }
.foot .wrap { display: flex; flex-wrap: wrap; gap: 10px 22px; justify-content: space-between; align-items: center; }
.foot nav { display: flex; gap: 18px; flex-wrap: wrap; }
.foot a { color: var(--muted); }

@media (max-width: 900px) {
  .hero { padding: 36px 0 28px; }
  .hero .wrap { grid-template-columns: 1fr; gap: 28px; }
  .feats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .feats { grid-template-columns: 1fr; }
  .top .wrap { min-height: 58px; }
  .logo small { display: none; }
  .nav .btn { padding: 8px 12px; font-size: 14px; }
  .nav-auth .btn.ghost { display: none; }
  .card { padding: 24px 20px; }
  section.band { padding: 40px 0; }
  .cta .btn { flex: 1 1 100%; }
}