/*
 * Stili delle pagine di didaflow.ai (sezioni della landing, pagine documento).
 * Token e primitive vengono da didaflow-design (servito in /_assets/css/): qui
 * solo ciò che è specifico di questo sito.
 * Origine: shared/design/design-tokens.css dalla riga 398 e content-primitives.css,
 * separati il 2026-10-05 (Didaflow/landing#6).
 */

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text-md);
  line-height: 1.5;
}

/* ─── EDITORIAL BODY SCOPE ────────────────────────────────────
   Landing & content pages set body[data-surface] — only those surfaces
   adopt Reckless/Fraunces for paragraphs. Studio (no data-surface) stays
   100% Satoshi for operational density.
   ────────────────────────────────────────────────────── */
body[data-surface] {
  position: relative;
  isolation: isolate;
}
body[data-surface] p,
body[data-surface] li,
body[data-surface] .hero__lede,
body[data-surface] .section__head p,
body[data-surface] blockquote,
body[data-surface] .callout {
  font-family: var(--font-serif);
  font-feature-settings: "ss01", "kern";
}
/* Italic enfatici in body editorial → autorità del blu */
body[data-surface] p em,
body[data-surface] li em,
body[data-surface] blockquote em {
  font-style: italic;
  color: var(--ink);
  font-weight: 500;
}
/* Strong in body editorial stays foreground (not coral) for elegance */
body[data-surface] p strong,
body[data-surface] li strong {
  font-weight: 600;
  color: var(--foreground);
}
/* Inline links in editorial body → ink (institutional) */
body[data-surface] p a,
body[data-surface] li a,
body[data-surface] blockquote a {
  color: var(--ink-strong);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
body[data-surface] p a:hover,
body[data-surface] li a:hover {
  color: var(--ink);
}

body[data-surface="paper"] {
  background-color: var(--background);
  background-image: radial-gradient(circle, rgba(26,20,18,0.05) 1px, transparent 1px);
  background-size: 24px 24px;
  background-attachment: fixed;
}
body[data-surface] > :not(.bg-orbs):not(.mouse-glow):not(.site-header) {
  position: relative;
  z-index: 1;
}
a { color: inherit; text-decoration: none; text-underline-offset: 4px; }
a:hover { text-decoration: underline; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; background: none; border: none; padding: 0; color: inherit; }
ul { list-style: none; padding: 0; margin: 0; }

/* ─── Decorative orbs ────────────────────────────────────────── */
.bg-orbs {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.bg-orbs::before,
.bg-orbs::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
}
.bg-orbs::before {
  top: 0; right: 0;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(217,109,96,0.20) 0%, rgba(245,158,11,0.10) 40%, transparent 70%);
  opacity: 0.55;
}
.bg-orbs::after {
  bottom: 0; left: 0;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(31,58,95,0.15) 0%, rgba(217,109,96,0.06) 50%, transparent 70%);
  opacity: 0.45;
  filter: blur(80px);
}

.mouse-glow {
  position: fixed;
  top: 0; left: 0;
  width: 320px; height: 320px;
  z-index: 0;
  pointer-events: none;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(217,109,96,0.30) 0%, rgba(217,109,96,0.13) 42%, transparent 72%);
  filter: blur(34px);
  opacity: 0;
  transform: translate(-50%, -50%);
  transition: opacity var(--duration-base) var(--ease-out);
  will-change: transform;
}
.mouse-glow[data-active="true"] { opacity: 0.85; }

@media (pointer: coarse), (prefers-reduced-motion: reduce) {
  .mouse-glow { display: none; }
}

body[data-surface="grid"]::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(26,20,18,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(26,20,18,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
}

/* Skip-to-content */
.skip-link {
  position: absolute;
  left: -9999px;
  top: var(--space-3);
  z-index: var(--z-modal);
  padding: var(--space-2) var(--space-4);
  background: var(--foreground);
  color: var(--background);
  font-size: var(--text-sm);
  border-radius: var(--radius-sm);
}
.skip-link:focus { left: var(--space-3); }

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-slide-in {
  animation: fadeSlideIn 600ms var(--ease-out) both;
}
@media (prefers-reduced-motion: reduce) {
  .fade-slide-in { animation: none; }
}

/* ─── Layout primitives ──────────────────────────────────────── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}
@media (max-width: 720px) {
  .container { padding-left: var(--space-4); padding-right: var(--space-4); }
}

.section {
  position: relative;
  padding: var(--space-16) 0;
}
@media (min-width: 640px) { .section { padding: var(--space-20) 0; } }
@media (min-width: 1024px) { .section { padding: var(--space-24) 0; } }

.section__head {
  max-width: 48rem;
  margin-bottom: var(--space-12);
}
.section__head h2 {
  font-size: clamp(1.875rem, 4vw, var(--text-4xl));
  margin: var(--space-4) 0;
}
.section__head p {
  font-size: var(--text-lg);
  color: var(--muted);
  line-height: 1.65;
  margin: 0;
}

/* Eyebrow pill */
.eyebrow-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: var(--accent-tint);
  color: var(--accent);
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}
.eyebrow-pill svg { width: 12px; height: 12px; }
.eyebrow-pill--ink { background: var(--ink-tint); color: var(--ink-deep); }

/* Icon tile */
.icon-tile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background: var(--accent-tint);
  color: var(--accent);
}
.icon-tile--sm { width: 40px; height: 40px; }
.icon-tile--sm svg { width: 18px; height: 18px; }
.icon-tile--md { width: 48px; height: 48px; }
.icon-tile--md svg { width: 22px; height: 22px; }
.icon-tile--lg { width: 56px; height: 56px; }
.icon-tile--lg svg { width: 26px; height: 26px; }
.icon-tile--ink { background: var(--ink-tint); color: var(--ink); }

/* Card */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: border-color var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out);
}
.card--hover:hover {
  border-color: var(--card-border-hover);
  transform: translateY(-2px);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: background var(--duration-base) var(--ease-out),
              color var(--duration-base) var(--ease-out),
              border-color var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out);
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn--sm { padding: 8px 16px; font-size: var(--text-sm); }
.btn--md { padding: 12px 24px; font-size: var(--text-md); }
.btn--lg { padding: 16px 32px; font-size: var(--text-lg); }
.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover {
  background: var(--accent-strong);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
  transform: translateY(-1px);
}
.btn--secondary {
  background: transparent;
  color: var(--foreground);
  border-color: var(--card-border);
}
.btn--secondary:hover {
  background: var(--card-bg);
  border-color: var(--card-border-hover);
  text-decoration: none;
}
/* Ink button — institutional outline, for export/share/cite/audit */
.btn--ink {
  background: var(--card-bg);
  color: var(--ink);
  border-color: var(--ink);
}
.btn--ink:hover {
  background: var(--ink-tint);
  border-color: var(--ink-strong);
  color: var(--ink-strong);
  text-decoration: none;
}
.btn--ink-solid {
  background: var(--ink);
  color: #fff;
}
.btn--ink-solid:hover {
  background: var(--ink-strong);
  box-shadow: var(--shadow-ink);
  text-decoration: none;
  transform: translateY(-1px);
}
.btn svg { width: 18px; height: 18px; }

/* Trust badge row */
.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-6);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--muted);
}
.trust-row__item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.trust-row__item svg { width: 14px; height: 14px; color: var(--ink); }

/* ─── Header ───────────────────────────────────────────────── */
.site-header {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  width: 100%;
  z-index: var(--z-sticky);
  background: rgba(252, 250, 247, 0.70);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  box-shadow: none;
  min-height: var(--header-h);
  font-family: var(--font-sans);
  transition: background-color var(--duration-base) var(--ease-out),
              backdrop-filter var(--duration-base) var(--ease-out),
              border-color var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out);
}
.site-header[data-scrolled="true"],
.site-header[data-menu-open="true"] {
  background: rgba(252, 250, 247, 0.92);
  border-bottom-color: rgba(0, 0, 0, 0.07);
  box-shadow: 0 1px 3px rgba(26,20,18,0.04);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .site-header { background: rgba(252, 250, 247, 0.96); }
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: var(--space-6);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: var(--tracking-tighter);
  color: var(--foreground);
  border-radius: var(--radius-md);
}
.brand:hover { text-decoration: none; }
.brand__mark {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: contain;
  flex-shrink: 0;
}
.brand__name em {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--accent);
  font-weight: 600;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-left: var(--space-2);
}
.nav a {
  position: relative;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--foreground);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: color var(--duration-base) var(--ease-out),
              background-color var(--duration-base) var(--ease-out);
}
.nav a:hover {
  color: var(--accent);
  background: rgba(26, 20, 18, 0.05);
  text-decoration: none;
}
.nav a.nav__lang {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  border: 1px solid var(--border, rgba(26, 20, 18, 0.15));
}
.nav a[aria-current="true"] {
  color: var(--accent);
  font-weight: 600;
}
.nav a[aria-current="true"]::after {
  content: "";
  position: absolute;
  left: var(--space-3); right: var(--space-3); bottom: 2px;
  height: 2px;
  background: var(--accent);
  border-radius: var(--radius-pill);
}

.menu-toggle {
  display: none;
  width: 44px; height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--muted);
}
.menu-toggle:hover { color: var(--foreground); background: rgba(26, 20, 18, 0.04); }
.menu-toggle .icon-close { display: none; }
.menu-toggle[aria-expanded="true"] .icon-open { display: none; }
.menu-toggle[aria-expanded="true"] .icon-close { display: block; }

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4) 0;
  border-top: 1px solid rgba(0,0,0,0.06);
  background: rgba(252, 250, 247, 0.98);
  backdrop-filter: blur(14px);
}
.mobile-nav a {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--text-md);
  font-weight: 500;
  color: var(--foreground);
}
.mobile-nav a:hover {
  color: var(--accent);
  background: rgba(26, 20, 18, 0.04);
  text-decoration: none;
}
.mobile-nav a[aria-current="true"] { color: var(--accent); font-weight: 600; }
.mobile-nav .btn { margin-top: var(--space-3); justify-content: center; }

@media (max-width: 880px) {
  .nav, .site-header__cta { display: none; }
  .menu-toggle { display: inline-flex; }
  .site-header[data-menu-open="true"] .mobile-nav { display: flex; }
}

/* ─── Hero ─────────────────────────────────────────────────── */
.hero { position: relative; padding: 4rem 0 5rem; }
@media (min-width: 1024px) { .hero { padding: 6rem 0 7rem; } }
.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: var(--display-hero);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: var(--tracking-tighter);
  margin: var(--space-6) 0;
}
.hero h1 .accent { color: var(--accent); }
.hero h1 em.serif {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.015em;
}
.hero__lede {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  color: var(--muted);
  max-width: 36rem;
  line-height: 1.65;
  margin: 0 0 var(--space-8);
}
.hero__lede em { font-style: italic; color: var(--ink); font-weight: 500; }
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-10);
}
/* ─── About ────────────────────────────────────────────────── */
.about__cards { display: grid; grid-template-columns: 1fr; gap: var(--space-5); }
@media (min-width: 768px) { .about__cards { grid-template-columns: 1fr 1fr; } }
.about__cards .card { padding: var(--space-8); }
.about__cards .card h3 { font-size: var(--text-xl); margin: var(--space-4) 0 var(--space-3); }
.about__cards .card p { color: var(--muted); margin: 0; font-family: var(--font-serif); font-size: var(--text-md); line-height: 1.65; }

/* ─── Platform — asymmetric 6-col grid ───────────────────────────── */
.platform__grid { display: grid; grid-template-columns: 1fr; gap: var(--space-5); }
@media (min-width: 768px) { .platform__grid { grid-template-columns: repeat(6, 1fr); } }
.platform__featured { grid-column: span 1 / span 1; }
.platform__small-stack { grid-column: span 1 / span 1; display: grid; gap: var(--space-5); }
.platform__wide { grid-column: span 1 / span 1; }
@media (min-width: 768px) {
  .platform__featured { grid-column: span 4 / span 4; }
  .platform__small-stack { grid-column: span 2 / span 2; }
  .platform__wide { grid-column: span 6 / span 6; }
}

.product-card {
  display: flex;
  gap: var(--space-5);
  height: 100%;
  padding: var(--space-8);
}
.product-card__body { flex: 1; min-width: 0; }
.product-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}
.product-card__meta .eyebrow-text {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--accent);
}
.product-card__meta .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--muted); }
.product-card__meta .auth { font-family: var(--font-sans); font-size: var(--text-xs); font-weight: 600; color: var(--muted); }
.product-card h3 {
  font-size: var(--text-2xl);
  margin: 0 0 var(--space-2);
  letter-spacing: -0.02em;
}
.product-card--small h3 { font-size: var(--text-md); margin-bottom: var(--space-1); }
.product-card p {
  color: var(--muted);
  font-family: var(--font-serif);
  font-size: var(--text-md);
  line-height: 1.65;
  margin: 0 0 var(--space-5);
}
.product-card--small p { font-size: var(--text-sm); margin-bottom: 0; }
.product-card__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}
.product-card__chip {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 500;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--ink-tint);
  color: var(--ink-deep);
}
.product-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--accent);
}
.product-card__cta svg { width: 14px; height: 14px; }
.product-card__cta--muted { color: var(--muted); }

/* ─── Outcomes — 3 lens cards ─────────────────────────────────── */
.outcomes__grid { display: grid; grid-template-columns: 1fr; gap: var(--space-5); }
@media (min-width: 768px) { .outcomes__grid { grid-template-columns: repeat(3, 1fr); } }
.lens-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-8);
}
.lens-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-5);
}
.lens-card__tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  padding: 4px 8px;
  border-radius: var(--radius-md);
  background: var(--ink-tint);
  color: var(--ink-deep);
}
.lens-card h3 { font-size: var(--text-xl); margin: 0 0 var(--space-2); letter-spacing: -0.02em; }
.lens-card p {
  font-family: var(--font-serif);
  font-size: var(--text-md);
  color: var(--muted);
  margin: 0 0 var(--space-5);
  line-height: 1.65;
}
.lens-card__stat {
  margin-top: auto;
  padding-top: var(--space-5);
  border-top: 1px solid var(--hairline);
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
}
.lens-card__stat .value {
  font-family: var(--font-sans);
  font-size: var(--text-3xl);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  color: var(--ink);              /* default: institutional blue */
}
.lens-card__stat .value--good { color: var(--success); }
.lens-card__stat .value--caution { color: var(--warning); }
.lens-card__stat .value--coral { color: var(--accent-strong); }
.lens-card__stat .sub { font-family: var(--font-sans); font-size: var(--text-xs); color: var(--muted); }

/* ─── How it works ─────────────────────────────────────────── */
.how__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}
@media (min-width: 768px) { .how__grid { grid-template-columns: repeat(3, 1fr); } }
.step-card { position: relative; padding: var(--space-8); }
.step-card h3 { font-size: var(--text-lg); margin: 0 0 var(--space-2); letter-spacing: -0.02em; }
.step-card p { font-family: var(--font-serif); font-size: var(--text-md); color: var(--muted); margin: 0; line-height: 1.65; }

/* ─── Integrations ─────────────────────────────────────────── */
.integrations__rail {
  background: #fff;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-7) var(--space-6);
  margin-bottom: var(--space-5);
}
.integrations__rail-label {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: var(--space-4);
}
.integrations__sources {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3) var(--space-8);
}
.integrations__source {
  font-family: var(--font-sans);
  font-size: var(--text-md);
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--foreground);
  opacity: 0.7;
}

.integrations__compliance-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  font-weight: 700;
}
.integrations__compliance-head .label { color: var(--muted); }
.integrations__compliance-head .region { color: var(--muted); text-transform: none; letter-spacing: 0; font-weight: 400; }

.integrations__compliance {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
@media (min-width: 768px) { .integrations__compliance { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .integrations__compliance { grid-template-columns: repeat(4, 1fr); } }
.compliance-card {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-5);
  background: #fff;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  transition: border-color var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out);
}
.compliance-card:hover {
  border-color: var(--card-border-hover);
  transform: translateY(-2px);
  text-decoration: none;
}
.compliance-card .icon-tile { background: var(--ink-tint); color: var(--ink); }
.compliance-card__body { flex: 1; min-width: 0; }
.compliance-card__title {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: -0.015em;
}
.compliance-card__title svg { width: 12px; height: 12px; color: var(--muted); }
.compliance-card__note {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  color: var(--muted);
  margin-top: 2px;
  line-height: 1.45;
}

/* ─── CTA dark block ────────────────────────────────────────── */
.cta-block {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  padding: var(--space-12);
  background: linear-gradient(135deg, #1a1412 0%, #2a201d 100%);
  color: #fff;
}
@media (min-width: 640px) { .cta-block { padding: 56px; } }
.cta-block__orb {
  position: absolute;
  top: -120px; right: -120px;
  width: 380px; height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(217,109,96,0.55) 0%, transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}
.cta-block__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}
@media (min-width: 768px) { .cta-block__grid { grid-template-columns: 7fr 5fr; } }
.cta-block__pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: rgba(217,109,96,0.18);
  color: #f6e6e3;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  white-space: nowrap;
  margin-bottom: var(--space-4);
}
.cta-block__pill svg { width: 12px; height: 12px; flex-shrink: 0; }
.cta-block h2 {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 4.5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: #fff;
  margin: 0 0 var(--space-4);
}
.cta-block p {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.78);
  line-height: 1.65;
  margin: 0;
}
.cta-block p em { color: rgba(255, 230, 220, 0.95); font-style: italic; }
.cta-block__actions { display: flex; flex-direction: column; gap: var(--space-3); }
.cta-block .btn--primary { background: var(--accent); color: #fff; }
.cta-block .btn--primary:hover { background: var(--accent-strong); }
.cta-block .btn--secondary {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.18);
}
.cta-block .btn--secondary:hover {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.36);
}
.cta-block__note {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  text-align: center;
  color: rgba(255,255,255,0.5);
  margin-top: var(--space-1);
}

/* ─── Footer ───────────────────────────────────────────────── */
.site-footer {
  position: relative;
  border-top: 1px solid var(--card-border);
  padding: var(--space-16) 0;
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}
@media (min-width: 768px) { .site-footer__grid { grid-template-columns: 4fr 8fr; } }
.site-footer__about { max-width: 22rem; }
.site-footer__about p {
  margin-top: var(--space-5);
  font-family: var(--font-serif);
  font-size: var(--text-md);
  color: var(--muted);
  line-height: 1.65;
}
.site-footer__socials { margin-top: var(--space-6); display: flex; gap: var(--space-2); }
.site-footer__socials a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: var(--radius-md);
  border: 1px solid var(--card-border);
  color: var(--muted);
  transition: color var(--duration-base) var(--ease-out),
              border-color var(--duration-base) var(--ease-out);
}
.site-footer__socials a:hover {
  color: var(--accent);
  border-color: var(--card-border-hover);
  text-decoration: none;
}
.site-footer__nav { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }
@media (min-width: 768px) { .site-footer__nav { grid-template-columns: repeat(4, 1fr); } }
.site-footer__col-title {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: var(--space-4);
}
.site-footer__nav ul li { margin-bottom: var(--space-3); }
.site-footer__nav a { font-family: var(--font-sans); font-size: var(--text-sm); color: var(--muted); }
.site-footer__nav a:hover { color: var(--foreground); }

.site-footer__lockup { display: flex; align-items: center; gap: var(--space-2); }
.site-footer__lockup svg { flex: none; }
.site-footer__lockup-text { display: flex; flex-direction: column; line-height: 1; font-family: var(--font-sans); }
.site-footer__lockup-text .made {
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.site-footer__lockup-text .made svg { width: 11px; height: 10px; }
.site-footer__lockup-text .word { margin-top: 3px; font-family: var(--font-sans); font-size: 1.25rem; font-weight: 700; letter-spacing: var(--tracking-tighter); color: var(--foreground); }

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-top: var(--space-6);
  border-top: 1px solid var(--card-border);
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  color: var(--muted);
}

/* ─── Demo dialog (site-chrome.js) ─────────────────────────────
   Prepares an email; nothing is sent or booked automatically. */
.demo-dialog {
  width: min(560px, calc(100% - 32px));
  max-height: calc(100% - 40px);
  padding: var(--space-10);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--background);
  color: var(--foreground);
}
.demo-dialog::backdrop { background: rgba(20, 40, 68, 0.55); backdrop-filter: blur(4px); }
.demo-dialog h2 {
  font-size: clamp(2.5rem, 7vw, 3.25rem);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin: var(--space-4) 0;
}
.demo-dialog h2 em { font-style: normal; color: var(--accent-strong); }
.demo-dialog > p:not(.eyebrow) { margin: 0; font-size: var(--text-sm); color: var(--muted); }
.demo-dialog .eyebrow { margin: 0; padding-right: 44px; color: var(--accent-strong); }
.demo-dialog__close {
  position: absolute;
  top: var(--space-3);
  right: var(--space-4);
  width: 44px;
  height: 44px;
  font-size: 28px;
  line-height: 1;
}
.demo-dialog form { display: grid; gap: var(--space-4); margin-top: var(--space-6); }
.demo-dialog label { display: grid; gap: 6px; font-size: var(--text-sm); }
.demo-dialog input,
.demo-dialog select,
.demo-dialog textarea {
  width: 100%;
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
  font: inherit;
  font-size: 16px; /* no zoom on iOS focus */
  resize: vertical;
}
.demo-dialog button[type="submit"] { justify-self: start; gap: var(--space-6); }
.demo-dialog__note { margin: 0; font-size: var(--text-xs); line-height: 1.7; color: var(--muted); }
.demo-dialog__note a { text-decoration: underline; }
@media (max-width: 600px) { .demo-dialog { padding: var(--space-8) var(--space-5); } }

/* ─── Pagine documento (privacy, termini, whitepaper): ex content-primitives.css ─── */
/*
 * Didaflow content primitives.
 *
 * Generic document/content patterns shared by legal pages, changelogs,
 * long-form explainers, and future static content surfaces.
 * Loaded by design-tokens.css; pages should not link this file directly.
 */

.df-doc {
  padding: var(--space-16) 0 var(--space-24);
}

.df-doc > .container {
  max-width: 920px;
}

.df-doc h1 {
  max-width: 12ch;
  margin: 0 0 var(--space-3);
  color: var(--foreground);
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 4.75rem);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  line-height: 0.98;
}

.df-doc-updated {
  margin: 0 0 var(--space-10);
  color: var(--muted);
  font-size: var(--text-sm);
  font-weight: 500;
}

.df-doc h2 {
  max-width: 22ch;
  margin: 0 0 var(--space-5);
  color: var(--foreground);
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  line-height: 1.08;
}

.df-doc section {
  margin-bottom: var(--space-12);
}

.df-doc-nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-2);
  margin: 0 0 var(--space-12);
  padding: var(--space-2);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-xl);
  background: color-mix(in srgb, var(--card-bg) 78%, transparent);
}

.df-doc-nav a {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  color: var(--muted);
  font-size: var(--text-sm);
  font-weight: 600;
  text-align: center;
  transition: background var(--duration-base) var(--ease-out),
              color var(--duration-base) var(--ease-out);
}

.df-doc-nav a:hover {
  background: var(--surface);
  color: var(--foreground);
  text-decoration: none;
}

/* 8-item TOC variant (white paper): 4×2 on desktop, 2×4 on mobile. */
.df-doc-nav.df-doc-nav--cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

@media (max-width: 720px) {
  .df-doc-nav.df-doc-nav--cols-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ─── LONG-FORM DOC (white paper / manifesto) ───────────────────────
   Flowing editorial text directly in .df-doc sections, no cards. The
   serif voice comes from body[data-surface]; these rules only set
   measure and rhythm. */

.df-doc--paper .df-doc-eyebrow {
  margin: 0 0 var(--space-4);
}

.df-doc--paper .df-doc-strapline {
  max-width: 36ch;
  margin: 0 0 var(--space-6);
  color: var(--muted);
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  line-height: 1.35;
}

.df-doc--paper section > p {
  max-width: 70ch;
  margin: 0 0 var(--space-5);
  font-size: var(--text-lg);
  line-height: 1.65;
}

.df-doc--paper section > p:last-child {
  margin-bottom: 0;
}

.df-doc--paper section > h3 {
  max-width: 40ch;
  margin: var(--space-8) 0 var(--space-3);
  color: var(--foreground);
  font-family: var(--font-display);
  font-size: var(--display-3);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  line-height: 1.2;
}

.df-doc-card {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: var(--space-5);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--hairline);
}

.df-doc-card:last-child {
  border-bottom: 1px solid var(--hairline);
}

.df-doc-card--accent {
  padding: var(--space-6);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
  border-radius: var(--radius-xl);
  background: var(--accent-tint);
}

.df-doc-card--accent:last-child {
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
}

.df-doc-card + .df-doc-card {
  margin-top: 0;
}

.df-doc-card__icon {
  display: inline-flex;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  color: var(--accent);
  background: var(--accent-tint);
}

.df-doc-card__icon svg {
  width: 20px;
  height: 20px;
}

.df-doc-card__body {
  min-width: 0;
}

.df-doc-card__title,
.df-info-card__title {
  margin: 0 0 var(--space-2);
  color: var(--foreground);
  font-size: var(--text-md);
  font-weight: 700;
  letter-spacing: var(--tracking-base);
}

.df-doc-card__body > p,
.df-doc-card__body > div,
.df-doc-card__body > ul,
.df-info-card__desc,
.df-split-row,
.df-data-table {
  color: var(--muted);
  font-family: var(--font-serif);
  font-size: var(--text-md);
  line-height: 1.72;
}

/* Editorial italic in long-form prose carries the institutional voice. */
.df-doc-card__body em,
.df-info-card__desc em,
.df-split-row em,
.df-callout em {
  font-style: italic;
  color: var(--ink);
  font-weight: 500;
}

/* Inline links inside body editorial → ink (institutional). */
.df-doc-card__body a,
.df-info-card__desc a,
.df-meta-block a {
  color: var(--ink-strong);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
.df-doc-card__body a:hover,
.df-info-card__desc a:hover,
.df-meta-block a:hover {
  color: var(--ink);
}

.df-doc-card__body p {
  margin: 0;
}

.df-doc-card__body p + p {
  margin-top: var(--space-2);
}

.df-doc-card__body ul {
  display: grid;
  gap: var(--space-1);
  margin: 0 0 var(--space-3);
  padding: 0;
  list-style: none;
}

.df-doc-card__body li {
  position: relative;
  padding-left: var(--space-4);
}

.df-doc-card__body li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: var(--radius-pill);
  background: var(--accent);
}

.df-doc-card__body strong,
.df-meta-block strong,
.df-callout strong {
  color: var(--foreground);
  font-weight: 700;
}

.df-doc-card__body a,
.df-callout a {
  color: var(--accent-strong);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.df-callout {
  margin-bottom: var(--space-5);
  padding: var(--space-5);
  border: 1px solid color-mix(in srgb, var(--accent) 26%, transparent);
  border-radius: var(--radius-lg);
  background: var(--accent-tint);
}

.df-callout p {
  margin: 0 0 var(--space-2);
  color: var(--foreground);
  font-family: var(--font-serif);
  font-size: var(--text-md);
  line-height: 1.7;
}

.df-callout p:last-child {
  margin-bottom: 0;
}

.df-meta-block {
  padding: var(--space-4) 0;
  border-top: 1px solid var(--hairline);
  color: var(--muted);
  font-family: var(--font-serif);
  font-size: var(--text-md);
  line-height: 1.7;
}

.df-meta-block:last-child {
  border-bottom: 1px solid var(--hairline);
}

.df-meta-block + .df-meta-block {
  margin-top: 0;
}

.df-meta-note,
.df-split-row .meta {
  display: block;
  margin-top: var(--space-1);
  color: var(--fg-subtle);
  font-size: var(--text-xs);
}

.df-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.df-info-card {
  padding: var(--space-5);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--card-bg) 78%, transparent);
}

.df-info-card__desc {
  margin: 0;
}

.df-data-table {
  width: 100%;
  border-collapse: collapse;
}

.df-data-table th,
.df-data-table td {
  padding: var(--space-3) var(--space-2);
  border-bottom: 1px solid var(--hairline);
  text-align: left;
  vertical-align: top;
}

.df-data-table th {
  color: var(--foreground);
  font-weight: 700;
}

.df-data-table .mono {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.df-split-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-5);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--hairline);
}

.df-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.df-timeline {
  display: grid;
  gap: var(--space-7);
}

.df-timeline-entry {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: var(--space-7);
  padding: var(--space-7) 0;
  border-top: 1px solid var(--hairline);
}

.df-timeline-entry:last-child {
  border-bottom: 1px solid var(--hairline);
}

.df-timeline-entry__date {
  color: var(--accent);
  font-size: var(--text-sm);
  font-weight: 700;
}

.df-timeline-entry__body h2 {
  margin-bottom: var(--space-3);
}

.df-timeline-entry__body p,
.df-timeline-entry__body ul {
  color: var(--muted);
  font-family: var(--font-serif);
  font-size: var(--text-md);
  line-height: 1.72;
}
.df-timeline-entry__body em {
  font-style: italic;
  color: var(--ink);
  font-weight: 500;
}

.df-timeline-entry__body p {
  margin: 0 0 var(--space-3);
}

.df-timeline-entry__body ul {
  display: grid;
  gap: var(--space-1);
  margin: 0;
  padding-left: var(--space-5);
}

.df-timeline-entry--roadmap {
  border-color: color-mix(in srgb, var(--accent) 22%, var(--hairline));
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.94em;
}

@media (max-width: 720px) {
  .df-doc {
    padding-top: var(--space-10);
  }

  .df-doc h1 {
    max-width: none;
  }

  .df-doc-nav,
  .df-card-grid {
    grid-template-columns: 1fr;
  }

  .df-timeline-entry {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .df-doc-card {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .df-split-row {
    display: grid;
    gap: var(--space-1);
  }
}

/* ─── TOOLTIP PRIMITIVE ───────────────────────────────────────
   Hover/focus/tap tooltip. Single carrier wraps children; tooltip surface
   positions above the carrier by default and flips below near viewport top.
   Consumed by reference citations and confidence band numeric reveals.
   See DESIGN.md.
   ──────────────────────────────────────────────────── */

.df-app-tooltip-carrier {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: help;
  border-radius: var(--radius-sm);
}

.df-app-tooltip-carrier:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.df-app-tooltip {
  position: absolute;
  left: 50%;
  z-index: var(--z-overlay);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  line-height: 1.4;
  color: var(--foreground);
  box-shadow: var(--shadow-md);
  pointer-events: none;
  white-space: normal;
  text-align: left;
  animation: df-app-tooltip-fade var(--duration-fast) var(--ease-out);
}

.df-app-tooltip--top {
  bottom: calc(100% + 8px);
  transform: translateX(-50%);
}

.df-app-tooltip--top::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -6px;
  border: 6px solid transparent;
  border-top-color: var(--card-bg);
  filter: drop-shadow(0 1px 0 var(--card-border));
}

.df-app-tooltip--bottom {
  top: calc(100% + 8px);
  transform: translateX(-50%);
}

.df-app-tooltip--bottom::after {
  content: "";
  position: absolute;
  bottom: 100%;
  left: 50%;
  margin-left: -6px;
  border: 6px solid transparent;
  border-bottom-color: var(--card-bg);
  filter: drop-shadow(0 -1px 0 var(--card-border));
}

@keyframes df-app-tooltip-fade {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(2px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .df-app-tooltip {
    animation: none;
  }
}

/* Content slots for the EffectChip tooltip — citation + CI + source line */
.df-app-tooltip-citation {
  font-weight: 600;
  color: var(--foreground);
}

.df-app-tooltip-ci {
  margin-top: 4px;
  font-family: var(--font-sans);
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  font-weight: 500;
}

.df-app-tooltip-warning {
  margin-top: 4px;
  font-size: var(--text-xs);
  color: var(--warning);
  font-weight: 600;
}

.df-app-tooltip-source {
  margin-top: 6px;
  font-size: var(--text-xs);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}