:root {
    --blu: #2f4fd6;
    --blu-scuro: #1b2b6b;
    --azzurro: #8fd0ff;
    --testo: #1c2333;
    --testo-tenue: #5b647a;
    --sfondo: #f6f8ff;
    --pannello: #ffffff;
    --bordo: #e2e7f7;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
    color: var(--testo);
    background: var(--sfondo);
    line-height: 1.55;
}

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

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

header.top {
    background: linear-gradient(135deg, var(--blu-scuro), var(--blu));
    color: #fff;
    padding: 18px 0;
}
header.top .wrap { display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 12px; font-size: 1.3rem; font-weight: 700; color: #fff; }
.brand img { width: 40px; height: 40px; }
nav.top-nav a {
    color: #dfe7ff;
    margin-left: 22px;
    font-weight: 600;
    font-size: .95rem;
}
nav.top-nav a:hover { color: #fff; text-decoration: none; }
nav.top-nav a[href*="lang"] { font-size: 1.6rem; line-height: 1; vertical-align: middle; }

.hero {
    background: linear-gradient(160deg, #eef2ff 0%, #ffffff 70%);
    border-bottom: 1px solid var(--bordo);
    color: var(--testo);
    padding: 36px 0 30px;
    text-align: center;
}
.hero img { width: 96px; height: 96px; margin-bottom: 18px; }
.hero h1 { font-size: clamp(0.5rem, 2.5vw, 2rem); margin: 0 0 10px; letter-spacing: .5px; color: var(--blu-scuro); white-space: nowrap; }
.hero p { font-size: 1.05rem; color: var(--testo-tenue); max-width: 640px; margin: 0 auto 20px; }
.hero .cta { display: inline-block; background: var(--blu); color: #fff; font-weight: 700; padding: 12px 28px; border-radius: 8px; }
.hero .cta:hover { background: var(--blu-scuro); text-decoration: none; }

main { padding: 56px 0 40px; }

h2.sezione { font-size: 1.6rem; margin-bottom: 6px; }
p.sottotitolo { color: var(--testo-tenue); margin-top: 0; margin-bottom: 32px; }

.grid-software {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 22px;
}

.card {
    background: var(--pannello);
    border: 1px solid var(--bordo);
    border-radius: 14px;
    padding: 26px;
    box-shadow: 0 2px 10px rgba(31, 45, 110, .05);
}
.card .icona { font-size: 2.1rem; margin-bottom: 10px; }
.card h3 { margin: 0 0 6px; font-size: 1.15rem; }
.card .tagline { color: var(--testo-tenue); font-size: .92rem; margin: 0 0 14px; }
.card .piattaforma { display: inline-block; background: #eef2ff; color: var(--blu-scuro); font-size: .78rem; font-weight: 700; padding: 3px 10px; border-radius: 20px; margin-bottom: 10px; }
.card .prezzo { font-weight: 700; color: var(--blu-scuro); }
.card-promo {
    border: 1px solid #d8c9ff;
    background: linear-gradient(160deg, #f4f0ff 0%, #ffffff 60%);
    display: flex;
    flex-direction: column;
}
.card-promo .promo-head {
    position: relative;
    display: flex;
    justify-content: flex-start;
    margin-bottom: 16px;
}
.card-promo .logo-box {
    height: 224px;
    width: 224px;
    flex-shrink: 0;
    background: #fff;
    border: 1px solid #eee0ff;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 6px;
}
.card-promo .logo-box img {
    max-height: 100%;
    max-width: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}
.card-promo .badge-promo {
    position: absolute;
    top: 8px;
    right: 8px;
    background: #8250df;
    color: #fff;
    font-size: .68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
    padding: 4px 10px;
    border-radius: 20px;
    white-space: nowrap;
}
.card-promo .promo-body { min-height: 84px; }
.card-promo h3 { margin: 0 0 6px; }
.card-promo .tagline { margin: 0; }
.card-promo .btn-acquista { align-self: flex-end; margin-top: 16px; }
.card .btn-acquista {
    display: inline-block; margin-top: 14px; background: var(--blu); color: #fff;
    padding: 9px 18px; border-radius: 7px; font-weight: 600; font-size: .9rem;
}
.card .btn-acquista:hover { background: var(--blu-scuro); text-decoration: none; }

.grid-highlight {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin: 24px 0;
}
.box-highlight {
    background: linear-gradient(160deg, #eafff1 0%, #ffffff 65%);
    border: 1px solid #a9e6bb;
    border-radius: 14px;
    padding: 24px;
    position: relative;
}
.box-highlight .icona { font-size: 2rem; margin-bottom: 8px; }
.box-highlight h3 { margin: 0 0 8px; color: #1a7f37; }
.box-highlight p { margin: 0; }

.vuoto {
    text-align: center;
    color: var(--testo-tenue);
    padding: 40px 20px;
    border: 1px dashed var(--bordo);
    border-radius: 14px;
    background: var(--pannello);
}

.panel {
    background: var(--pannello);
    border: 1px solid var(--bordo);
    border-radius: 14px;
    padding: 30px;
    margin-bottom: 24px;
}

.credits dl { display: grid; grid-template-columns: 160px 1fr; gap: 10px 16px; margin: 0; }
.credits dt { color: var(--testo-tenue); font-weight: 600; }
.credits dd { margin: 0; }

form.contatti label { display: block; font-weight: 600; margin-bottom: 6px; margin-top: 16px; }
form.contatti input, form.contatti textarea {
    width: 100%; padding: 10px 12px; border: 1px solid var(--bordo); border-radius: 8px; font-size: 1rem; font-family: inherit;
}
form.contatti button {
    margin-top: 20px; background: var(--blu); color: #fff; border: none; padding: 11px 26px;
    border-radius: 8px; font-weight: 700; font-size: 1rem; cursor: pointer;
}
form.contatti button:hover { background: var(--blu-scuro); }
.msg { padding: 12px 16px; border-radius: 8px; margin-bottom: 20px; font-weight: 600; }
.msg.ok { background: #e6f7ea; color: #1c7a3c; }
.msg.error { background: #fdeaea; color: #b3261e; }

footer.bottom {
    background: var(--blu-scuro);
    color: #cbd6ff;
    padding: 34px 0;
    font-size: .88rem;
    margin-top: 40px;
}
footer.bottom .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
footer.bottom a { color: #dfe7ff; }
footer.bottom .contatore { color: #93a4de; }