:root { --primary: #0684c3; --text: #111; --muted: #555; --bg: #ffffff; --card: #f7f9fb; }
* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji"; color: var(--text); background: var(--bg); line-height: 1.6; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { width: min(1100px, 92%); margin: 0 auto; }

/* Header / Nav */
header.site-header { position: sticky; top: 0; z-index: 50; background: #fff; border-bottom: 1px solid #e9eef3; }
.nav { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; color: var(--text); }
.brand-logo { height: 60px; width: auto; display: block; }
.brand-mark { width: 28px; height: 28px; border-radius: 6px; background: var(--primary); display: inline-block; }
.menu { display: flex; gap: 22px; align-items: center; }
.menu a { color: var(--text); font-weight: 600; }
.menu a.active { color: var(--primary); }
.menu-toggle { display: none; border: 1px solid #e1e6eb; background: #fff; padding: 8px 10px; border-radius: 8px; }
@media (max-width: 820px) {
  .menu { display: none; position: absolute; left: 0; right: 0; top: 58px; background: #fff; border-bottom: 1px solid #e9eef3; padding: 14px 4%; flex-direction: column; align-items: flex-start; gap: 14px; }
  .menu.show { display: flex; }
  .menu-toggle { display: inline-flex; }
}

/* Hero */
.hero { padding: 48px 0 28px; }
.hero.article-hero { padding: 24px 0 12px; }
.hero.article-hero h1 { margin-bottom: 6px; }
.section-dots { background-image: radial-gradient(rgba(6,132,195,0.22) 1.6px, transparent 1.8px); background-size: 18px 18px; background-position: 0 0; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 28px; align-items: center; }
.hero h1 { font-size: clamp(28px, 4vw, 44px); line-height: 1.1; margin: 0 0 14px; }
.hero p.lead { font-size: clamp(16px, 2.3vw, 19px); color: var(--muted); margin: 0 0 20px; }
.cta { display: inline-flex; gap: 10px; align-items: center; padding: 12px 16px; border-radius: 10px; background: var(--primary); color: #fff; font-weight: 700; border: 1px solid #0684c3; }
.cta.secondary { background: #fff; color: var(--primary); border: 1px solid #bfe6f9; }
.cta-row { display: flex; gap: 10px; flex-wrap: wrap; }
.media-card { position: relative; background: #fff; border: 1px solid #e6edf3; border-radius: 14px; overflow: hidden; box-shadow: 0 6px 24px rgba(10,144,212,0.08); }
.media-card .frame { aspect-ratio: 16/9; width: 100%; display: grid; place-items: center; background: linear-gradient(180deg, #f0f8fd, #ffffff); }
.media-card video, .media-card img { width: 100%; height: 100%; object-fit: cover; display: block; }
.media-card--sm .frame { aspect-ratio: 4/3; max-width: 720px; margin: 0 auto; }
.media-note { position: absolute; bottom: 10px; right: 10px; background: rgba(255,255,255,0.92); color: #1b1b1b; font-size: 12px; padding: 6px 8px; border-radius: 8px; border: 1px solid #e1e6eb; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }

/* Sections */
section { padding: 46px 0; }
section .section-head { margin-bottom: 18px; display: flex; align-items: end; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.eyebrow { display: inline-block; color: var(--primary); font-weight: 800; letter-spacing: .08em; font-size: 12px; text-transform: uppercase; background: #e7f5fd; padding: 6px 10px; border-radius: 999px; }
h2 { margin: 8px 0 6px; font-size: clamp(22px, 3vw, 30px); }
.sub { color: var(--muted); margin: 0; }

/* Software list */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: #fff; border: 1px solid #e6edf3; border-radius: 14px; padding: 18px; display: flex; flex-direction: column; gap: 8px; }
#software .card { border-left: 4px solid var(--primary); }
.card h3 { margin: 0; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }
.card .actions { margin-top: 6px; }
@media (max-width: 900px) { .cards { grid-template-columns: 1fr; } }

/* Software list: products page */
.products .card { min-height: 340px; }
.products .card .actions { margin-top: auto; }
.product-badge { align-self: flex-start; display: inline-block; font-size: 11px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; background: #e7f5fd; color: var(--primary); padding: 4px 8px; border-radius: 999px; }

/* Blog */
.posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.post { background: #fff; border: 1px solid #e6edf3; border-radius: 14px; display: grid; grid-template-columns: 1.2fr 1fr; gap: 16px; padding: 0; overflow: hidden; align-items: stretch; }
.post .thumb { background: #edf3f9; display: block; overflow: hidden; min-height: 200px; }
.post .thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.post .meta { padding: 16px; display: grid; gap: 8px; align-content: start; }
.post .meta .date { font-size: 12px; color: var(--muted); }
/* Reading time */
.read-time { font-size: 12px; color: var(--muted); }

/* Product thumbnails */
.product-thumb { width: 100%; height: 72px; object-fit: contain; background: #f2f7fb; border: 1px solid #e6edf3; border-radius: 10px; margin-bottom: 10px; }
@media (max-width: 900px) { .posts { grid-template-columns: 1fr; } }

/* Reviews */
.reviews { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
@media (min-width: 1200px) {
  .reviews { grid-template-columns: repeat(4, 1fr); }
}
.review-card { background: #fff; border: 1px solid #e6edf3; border-radius: 14px; padding: 16px; display: grid; gap: 10px; }
.review-head { display: grid; grid-template-columns: 48px 1fr auto; gap: 10px; align-items: center; }
.review-card .avatar { width: 44px; height: 44px; border-radius: 999px; object-fit: cover; border: 1px solid #e6edf3; background: #f5f9fc; }
.review-card .who { font-weight: 600; color: #222; }
.review-card .stars { color: #f5b301; letter-spacing: 1px; font-size: 14px; }
.review-body { margin: 0; }
@media (max-width: 900px) { .reviews { grid-template-columns: 1fr; } }

/* Logos */
.logos { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; align-items: center; }
.logos img, .logos .ph { width: 100%; height: 40px; object-fit: contain; filter: grayscale(1) contrast(.9) opacity(.9); }
.logos .ph { background: #eef4f9; border: 1px dashed #d5e4f0; border-radius: 10px; display: grid; place-items: center; color: #8aa6bd; font-size: 12px; }
@media (max-width: 900px) { .logos { grid-template-columns: repeat(3, 1fr); } }

/* Footer */
footer { background: var(--primary); color: #eaf6fd; margin-top: 22px; }
.footer-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 18px; padding: 28px 0; }
.footer-grid a { color: #fff; }
.foot-bottom { border-top: 1px solid rgba(255,255,255,.2); padding: 12px 0 22px; font-size: 14px; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr; } }

/* Brand vertical I (richiamo) */
.i-mark { display: inline-block; width: 6px; height: 24px; background: var(--primary); border-radius: 3px; vertical-align: middle; margin-right: 8px; }

/* Feature - App mobile */
.feature-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 16px; align-items: center; }
@media (max-width: 900px) { .feature-grid { grid-template-columns: 1fr; } }
/* 50/50 variant */
.feature-grid--half { grid-template-columns: 1fr 1fr; }

/* Notice banner */
.notice { background: #e7f5fd; border: 1px solid #bfe6f9; color: #0b2836; padding: 14px; border-radius: 12px; display: grid; gap: 6px; }
.notice--purple { background: #f3e8ff; border: 1px solid #d8b4fe; color: #3b0764; }

/* CTA Form Section */
.cta-form-section { background: linear-gradient(135deg, #e7f5fd 0%, #d1ecf5 100%); padding: 46px 0; margin-top: 22px; }
.cta-form-wrapper { background: #fff; border: 1px solid #bfe6f9; border-radius: 16px; padding: 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center; box-shadow: 0 8px 32px rgba(10, 144, 212, 0.12); }
.cta-form-text h2 { margin: 0 0 10px; font-size: clamp(24px, 3vw, 32px); color: var(--text); }
.cta-form-text p { margin: 0; color: var(--muted); line-height: 1.6; }
.cta-form { display: grid; gap: 12px; }
.cta-form-fields { display: grid; gap: 12px; }
.cta-form-fields label { display: grid; gap: 6px; }
.cta-form-fields label span { font-weight: 600; font-size: 14px; color: var(--text); }
.cta-form-fields input { padding: 12px; border: 1px solid #e1e6eb; border-radius: 8px; font-size: 15px; }
.cta-form-fields input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(10, 144, 212, 0.1); }
.cta-form-submit { width: 100%; justify-content: center; margin-top: 4px; }
.cta-form-success { background: #d1fae5; border: 1px solid #86efac; color: #065f46; padding: 12px; border-radius: 8px; text-align: center; }
.cta-form-error { background: #fee2e2; border: 1px solid #fca5a5; color: #991b1b; padding: 12px; border-radius: 8px; text-align: center; }
@media (max-width: 900px) { .cta-form-wrapper { grid-template-columns: 1fr; } }

/* Integration Sections */
.integration-section { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; padding: 32px 0; }
.integration-section--reverse .integration-image { order: 2; }
.integration-section--reverse .integration-content { order: 1; }
.integration-image { display: flex; align-items: center; justify-content: center; }
.integration-image img { width: 100%; max-width: 100%; height: auto; object-fit: contain; }
.integration-image--large { min-height: 400px; }
.integration-content { display: grid; gap: 20px; }
.integration-content h2 { margin: 0 0 8px; font-size: clamp(24px, 3vw, 32px); }
.integration-features { display: grid; gap: 20px; margin-top: 8px; }
.feature-item { padding: 16px; background: #f7f9fb; border: 1px solid #e6edf3; border-radius: 12px; }
.feature-item h3 { margin: 0 0 8px; font-size: 16px; color: var(--text); }
.feature-item p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; }
.integration-note { padding: 16px; background: #f7f9fb; border: 1px solid #e6edf3; border-radius: 12px; font-size: 14px; line-height: 1.6; color: var(--text); }
.integration-note--highlight { background: #e7f5fd; border-color: #bfe6f9; }
.integration-benefits { padding: 20px; background: #fff; border: 1px solid #e6edf3; border-radius: 14px; margin-top: 8px; }
.integration-benefits ul li { line-height: 1.7; }
@media (max-width: 900px) {
  .integration-section { grid-template-columns: 1fr; gap: 24px; }
  .integration-section--reverse .integration-image { order: 1; }
  .integration-section--reverse .integration-content { order: 2; }
  .integration-image { min-height: 200px; }
  .integration-image--large { min-height: 250px; }
}