*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--site-header-height) + 1.25rem);
}

:root {
  --site-header-height: 5rem;
  --site-header-blur: 20px;
  --grid-line: rgba(148, 163, 184, 0.06);
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 12% -8%, rgba(167, 139, 250, 0.18), transparent 42%),
    radial-gradient(circle at 90% 6%, rgba(34, 211, 238, 0.14), transparent 40%),
    radial-gradient(circle at 50% 110%, rgba(167, 139, 250, 0.08), transparent 50%),
    var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-weight: var(--font-weight-body);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.menu-open {
  overflow: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6,
.font-heading {
  color: var(--color-heading);
  font-family: var(--font-heading);
  font-weight: var(--font-weight-heading);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

a,
button {
  transition:
    color 160ms ease,
    background-color 160ms ease,
    border-color 160ms ease,
    opacity 160ms ease,
    transform 160ms ease,
    box-shadow 160ms ease;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
svg {
  max-width: 100%;
  display: block;
}

/* Grid sottile di sottofondo, carattere "abisso ciano" */
.site-shell {
  position: relative;
  isolation: isolate;
  overflow-x: hidden;
}

.site-shell::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 82%);
  pointer-events: none;
}

/* ---------- Header bianco con blur ---------- */
[data-site-header] {
  position: relative;
  z-index: 40;
  display: block;
  min-height: var(--site-header-height);
}

.site-header-bar {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--color-header-bg) 78%, transparent);
  backdrop-filter: blur(var(--site-header-blur)) saturate(140%);
  -webkit-backdrop-filter: blur(var(--site-header-blur)) saturate(140%);
  box-shadow: var(--shadow-header);
  border-bottom: 1px solid var(--color-header-border);
  color: var(--color-header-fg);
}

.site-header-bar a,
.site-header-bar button {
  color: var(--color-header-fg);
}

.site-header-bar .brand-name {
  color: var(--color-header-fg);
}

.site-header-bar .nav-link {
  position: relative;
  font-weight: 500;
  color: var(--color-header-fg);
  opacity: 0.82;
}

.site-header-bar .nav-link:hover {
  opacity: 1;
}

.site-header-bar .nav-link.is-active {
  opacity: 1;
}

.site-header-bar .nav-link.is-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--color-accent-cyan), var(--color-accent));
}

.site-mobile-menu {
  background: color-mix(in srgb, var(--color-header-bg) 94%, transparent);
  backdrop-filter: blur(var(--site-header-blur)) saturate(140%);
  -webkit-backdrop-filter: blur(var(--site-header-blur)) saturate(140%);
  color: var(--color-header-fg);
  border-bottom: 1px solid var(--color-header-border);
}

.site-mobile-menu a {
  color: var(--color-header-fg);
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .site-header-bar,
  .site-mobile-menu {
    background: var(--color-header-bg);
  }
}

[data-menu-toggle] .mobile-menu-close {
  display: none;
}

[data-menu-toggle][aria-expanded="true"] .mobile-menu-burger {
  display: none;
}

[data-menu-toggle][aria-expanded="true"] .mobile-menu-close {
  display: inline-flex;
}

[data-mobile-menu] {
  transition:
    opacity 180ms ease,
    transform 180ms ease;
}

[data-mobile-menu].is-hidden {
  display: none;
  pointer-events: none;
  opacity: 0;
  transform: translateY(-0.5rem);
}

/* ---------- Tipografia editoriale ---------- */
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--color-accent-cyan);
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.section-kicker::before {
  content: "";
  width: 1.4rem;
  height: 1px;
  background: linear-gradient(90deg, var(--color-accent-cyan), transparent);
}

.section-title {
  font-size: clamp(1.9rem, 2.1vw + 1rem, 2.85rem);
  letter-spacing: -0.02em;
}

.section-title--xl {
  font-size: clamp(2.4rem, 3vw + 1.2rem, 4rem);
  line-height: 1.08;
}

.eyebrow-rule {
  width: 3.5rem;
  height: 1px;
  background: linear-gradient(90deg, var(--color-accent-cyan), var(--color-accent));
}

/* ---------- Cards e superfici ---------- */
.section-card {
  position: relative;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background:
    linear-gradient(180deg, rgba(148, 163, 184, 0.04), rgba(148, 163, 184, 0)) ,
    color-mix(in srgb, var(--color-surface) 88%, transparent);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(6px);
}

.section-card--subtle {
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.hero-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background:
    radial-gradient(circle at 0% 0%, rgba(167, 139, 250, 0.22), transparent 45%),
    radial-gradient(circle at 100% 100%, rgba(34, 211, 238, 0.16), transparent 50%),
    linear-gradient(160deg, rgba(15, 23, 42, 0.92), rgba(3, 7, 18, 0.75));
  box-shadow: var(--shadow-card);
}

.hero-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 60%, rgba(3, 7, 18, 0.35)),
    repeating-linear-gradient(90deg, rgba(148, 163, 184, 0.04) 0 1px, transparent 1px 80px);
  pointer-events: none;
}

/* Chip numerica per step */
.icon-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 9999px;
  border: 1px solid var(--color-border-strong);
  background: color-mix(in srgb, var(--color-surface) 80%, transparent);
  color: var(--color-accent-cyan);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* Pulsanti */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.5rem;
  border-radius: var(--radius-button);
  background: var(--color-accent);
  color: #0f172a;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  box-shadow: 0 10px 24px rgba(139, 92, 246, 0.25);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(139, 92, 246, 0.32);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.5rem;
  border-radius: var(--radius-button);
  color: var(--color-heading);
  background: color-mix(in srgb, var(--color-surface) 60%, transparent);
  border: 1px solid var(--color-border-strong);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.92rem;
}

.btn-ghost:hover {
  border-color: var(--color-accent-cyan);
  color: var(--color-accent-cyan);
}

.btn-on-header {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.6rem 1.15rem;
  border-radius: var(--radius-button);
  background: #0f172a;
  color: #ffffff;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.88rem;
  border: 1px solid #0f172a;
}

.btn-on-header:hover {
  background: var(--color-accent);
  color: #0f172a;
  border-color: var(--color-accent);
}

/* Feature cards */
.feature-card {
  position: relative;
  padding: 2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: color-mix(in srgb, var(--color-surface) 82%, transparent);
  backdrop-filter: blur(6px);
  transition: border-color 200ms ease, transform 200ms ease;
}

.feature-card:hover {
  border-color: var(--color-accent-cyan);
  transform: translateY(-3px);
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 1.5rem;
  right: 1.5rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent-cyan), transparent);
  opacity: 0.4;
}

/* Pricing */
.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding: 2.25rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: color-mix(in srgb, var(--color-surface) 85%, transparent);
  height: 100%;
}

.pricing-card--featured {
  border-color: rgba(167, 139, 250, 0.45);
  background:
    radial-gradient(circle at 100% 0%, rgba(167, 139, 250, 0.14), transparent 60%),
    color-mix(in srgb, var(--color-surface) 82%, transparent);
  box-shadow: 0 30px 60px rgba(139, 92, 246, 0.18);
}

.pricing-badge {
  position: absolute;
  top: -0.85rem;
  right: 1.5rem;
  display: inline-flex;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  background: var(--color-accent);
  color: #0f172a;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.price-amount {
  font-family: var(--font-heading);
  font-size: 2.6rem;
  font-weight: 600;
  color: var(--color-heading);
  letter-spacing: -0.02em;
}

.price-label {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.price-recurring {
  color: var(--color-accent-cyan);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.65rem;
}

.pricing-features li {
  position: relative;
  padding-left: 1.6rem;
  color: var(--color-text);
  font-size: 0.95rem;
}

.pricing-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 2px;
  background: linear-gradient(135deg, var(--color-accent-cyan), var(--color-accent));
  transform: rotate(45deg);
  opacity: 0.85;
}

.pricing-note {
  color: var(--color-text-muted);
  font-size: 0.82rem;
  font-style: italic;
  border-top: 1px dashed var(--color-border-strong);
  padding-top: 0.9rem;
}

/* Step metodo */
.method-step {
  position: relative;
  padding: 2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: color-mix(in srgb, var(--color-surface) 75%, transparent);
}

.method-step__num {
  font-family: var(--font-heading);
  font-size: 3.2rem;
  line-height: 1;
  font-weight: 600;
  background: linear-gradient(135deg, var(--color-accent-cyan), var(--color-accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Skill bar */
.skill-row {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.skill-row__head {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-heading);
  font-size: 0.88rem;
  color: var(--color-heading);
}

.skill-bar {
  height: 6px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--color-surface) 60%, transparent);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.skill-bar__fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-accent-cyan), var(--color-accent));
}

/* Testimonial */
.testimonial {
  position: relative;
  padding: 2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: color-mix(in srgb, var(--color-surface) 80%, transparent);
}

.testimonial__mark {
  font-family: var(--font-heading);
  font-size: 3rem;
  line-height: 0.8;
  color: var(--color-accent);
  opacity: 0.7;
}

.testimonial__author {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-accent-cyan);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.testimonial__author::before {
  content: "";
  width: 1.2rem;
  height: 1px;
  background: var(--color-accent-cyan);
}

/* Contact */
.contact-card {
  padding: 2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: color-mix(in srgb, var(--color-surface) 85%, transparent);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact-card__icon {
  width: 2.75rem;
  height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.12), rgba(167, 139, 250, 0.12));
  border: 1px solid var(--color-border-strong);
  color: var(--color-accent-cyan);
}

.contact-card a {
  color: var(--color-heading);
  border-bottom: 1px solid transparent;
}

.contact-card a:hover {
  color: var(--color-accent-cyan);
  border-bottom-color: var(--color-accent-cyan);
}

.map-wrap {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  aspect-ratio: 16 / 9;
  min-height: 320px;
}

.map-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(0.35) contrast(1.05) brightness(0.92);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  background: color-mix(in srgb, #020617 80%, transparent);
}

.site-footer a {
  color: var(--color-text-muted);
}

.site-footer a:hover {
  color: var(--color-accent-cyan);
}

.site-footer__brand > a {
  display: inline-flex;
  align-items: center;
  padding: 0.7rem 0.95rem;
  border-radius: var(--radius-card);
  background: var(--color-header-bg);
  box-shadow: 0 14px 32px rgba(2, 6, 23, 0.28);
}

.site-footer__brand img {
  filter: none;
}

/* Privacy */
.privacy-content {
  color: var(--color-text);
  line-height: 1.85;
}

.privacy-content h2 {
  margin-top: 2.2rem;
  margin-bottom: 0.9rem;
  font-size: 1.35rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

.privacy-content p {
  margin: 0.75rem 0;
}

.privacy-content ul {
  padding-left: 1.2rem;
  margin: 0.75rem 0;
}

.privacy-content li {
  margin: 0.35rem 0;
}

.privacy-content strong {
  color: var(--color-heading);
}

.privacy-info-box {
  border-left: 3px solid var(--color-accent);
  background: color-mix(in srgb, var(--color-surface) 70%, transparent);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 1.25rem 0;
}

.privacy-back-info {
  margin-top: 2rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-strong);
  background: color-mix(in srgb, var(--color-surface) 70%, transparent);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* Hero pattern dots */
.hero-dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(148, 163, 184, 0.12) 1px, transparent 1.2px);
  background-size: 22px 22px;
  mask-image: radial-gradient(circle at 50% 40%, rgba(0, 0, 0, 0.6), transparent 70%);
  pointer-events: none;
}

/* Responsive */
@media (max-width: 768px) {
  :root {
    --site-header-height: 4.6rem;
  }
}