/* ============================================================
   Marco Merlino — Landing — styles.css
   Palette estratta dalla cover libro.
   ============================================================ */

:root {
  --c-primary-dark:  #0B3A66;
  --c-primary-mid:   #1E6FA8;
  --c-primary-deep:  #07254A;
  --c-accent:        #6FE0D6;
  --c-accent-strong: #4ECFC2;
  --c-light:         #FFFFFF;
  --c-light-soft:    #F7F9FB;
  --c-text-dark:     #1A2330;
  --c-text-muted:    #5A6573;
  --c-border:        #E4E9EF;

  --font-display: 'Montserrat', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;

  --radius-sm: 6px;
  --radius:    14px;
  --radius-lg: 22px;

  --shadow-sm: 0 4px 12px rgba(11, 58, 102, 0.08);
  --shadow-md: 0 14px 32px rgba(11, 58, 102, 0.16);
  --shadow-lg: 0 24px 60px rgba(11, 58, 102, 0.28);

  --container: 1200px;
  --container-narrow: 760px;

  --t-fast: 180ms ease;
  --t-mid:  300ms cubic-bezier(.2,.8,.2,1);
}

/* ---------- Reset / Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--c-text-dark);
  background: var(--c-light);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
button { font: inherit; cursor: pointer; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.12;
  margin: 0 0 .6em;
  letter-spacing: -.01em;
}

p { margin: 0 0 1.1em; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.container.narrow { max-width: var(--container-narrow); }

.visually-hidden {
  position: absolute !important;
  clip: rect(1px,1px,1px,1px);
  width: 1px; height: 1px;
  overflow: hidden;
  white-space: nowrap;
}

.center { text-align: center; }
.between { display: flex; align-items: end; justify-content: space-between; gap: 24px; flex-wrap: wrap; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  font-weight: 600;
  font-size: 16px;
  border-radius: 999px;
  border: 2px solid transparent;
  text-decoration: none;
  transition: transform var(--t-fast), box-shadow var(--t-fast), background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
  white-space: nowrap;
  cursor: pointer;
}
.btn-sm  { padding: 10px 18px; font-size: 14px; }
.btn-lg  { padding: 16px 30px; font-size: 17px; }

.btn-accent {
  background: var(--c-accent);
  color: var(--c-primary-deep);
  box-shadow: 0 8px 24px rgba(111, 224, 214, .35);
}
.btn-accent:hover {
  background: var(--c-accent-strong);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(111, 224, 214, .55);
}

.btn-primary {
  background: var(--c-primary-dark);
  color: var(--c-light);
}
.btn-primary:hover {
  background: var(--c-primary-mid);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--c-light);
  border-color: rgba(255,255,255,.35);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.7);
}

/* On light sections override ghost */
.section-light .btn-ghost {
  color: var(--c-primary-dark);
  border-color: rgba(11,58,102,.2);
}
.section-light .btn-ghost:hover {
  background: rgba(11,58,102,.06);
  border-color: rgba(11,58,102,.45);
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 14px 0;
  background: transparent;
  transition: background var(--t-mid), backdrop-filter var(--t-mid), box-shadow var(--t-mid), padding var(--t-mid);
}
.site-header.scrolled {
  background: rgba(7, 37, 74, .78);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  box-shadow: 0 6px 18px rgba(7, 37, 74, .25);
  padding: 8px 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  color: var(--c-light);
  font-family: var(--font-display);
  font-weight: 700;
}
.brand-logo {
  height: 32px;
  width: auto;
  display: block;
  transition: height var(--t-mid);
}
.site-header.scrolled .brand-logo { height: 26px; }
.footer-logo {
  height: 44px;
  width: auto;
  display: block;
  margin-bottom: 16px;
}
@media (max-width: 720px) {
  .brand-logo { height: 26px; }
  .site-header.scrolled .brand-logo { height: 22px; }
}

.nav {
  display: flex;
  align-items: center;
  gap: 26px;
}
.nav a {
  color: rgba(255,255,255,.85);
  font-weight: 500;
  font-size: 15px;
  transition: color var(--t-fast);
  position: relative;
}
.nav a:hover { color: var(--c-accent); }
.nav .btn { color: var(--c-primary-deep); }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  width: 40px; height: 40px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: 0 8px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--c-light);
  border-radius: 2px;
  transition: transform var(--t-mid), opacity var(--t-mid);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  color: var(--c-light);
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(110% 80% at 20% 30%, var(--c-primary-mid) 0%, transparent 60%),
    radial-gradient(80% 100% at 90% 80%, #2A8AC9 0%, transparent 55%),
    linear-gradient(135deg, var(--c-primary-deep) 0%, var(--c-primary-dark) 60%, #082E58 100%);
  z-index: -1;
}
.hero-bg::after {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(2px 2px at 25% 60%, rgba(255,255,255,.6), transparent 50%),
    radial-gradient(1.5px 1.5px at 65% 30%, rgba(255,255,255,.4), transparent 50%),
    radial-gradient(2px 2px at 80% 70%, rgba(255,255,255,.35), transparent 50%);
  opacity: .35;
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 60px;
  align-items: center;
}
.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 16px;
  padding: 6px 12px;
  border: 1px solid rgba(111,224,214,.45);
  border-radius: 999px;
  background: rgba(111,224,214,.08);
}
.eyebrow-dark {
  color: var(--c-primary-dark);
  border-color: rgba(11,58,102,.25);
  background: rgba(11,58,102,.05);
}
.hero-h1 {
  font-size: clamp(2.2rem, 4.6vw, 4rem);
  font-weight: 900;
  margin-bottom: 24px;
  letter-spacing: -.025em;
}
.hero-h1 .accent { color: var(--c-accent); }
.hero-sub {
  font-size: clamp(1.05rem, 1.4vw, 1.2rem);
  color: rgba(255,255,255,.85);
  max-width: 580px;
  margin-bottom: 30px;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 26px;
}
.hero-tagline {
  font-size: 14px;
  color: rgba(255,255,255,.65);
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
}
.hero-tagline .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 12px var(--c-accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .4; }
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-photo {
  position: relative;
  width: 100%;
  max-width: 540px;
  margin: 0 auto;
  isolation: isolate;
}
/* Linea decorativa turchese sotto il busto (nasconde il taglio della foto) */
.hero-photo::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(to right,
    transparent 0%,
    var(--c-accent) 50%,
    transparent 100%);
  z-index: 3;
  pointer-events: none;
}
.hero-photo-img {
  position: relative;
  width: 100%;
  height: auto;
  display: block;
  z-index: 2;
}
.hero-photo-glow { display: none; }

.scroll-cue {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center;
  color: var(--c-accent);
  animation: bounce 2.4s ease-in-out infinite;
}
.scroll-cue svg { width: 22px; height: 22px; }
@keyframes bounce {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 8px); }
}

/* ---------- Social Proof ---------- */
.social-proof {
  background: var(--c-light);
  padding: 36px 0;
  border-bottom: 1px solid var(--c-border);
}
.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  align-items: center;
}
.proof-item {
  text-align: center;
  padding: 8px 4px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.proof-item strong {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.1rem, 1.6vw, 1.35rem);
  color: var(--c-primary-dark);
  letter-spacing: -.01em;
}
.proof-item span {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--c-text-muted);
}

/* ---------- Section base ---------- */
.section { padding: 110px 0; }
.section-tight { padding: 80px 0; }

.section-light    { background: var(--c-light); color: var(--c-text-dark); }
.section-soft     { background: var(--c-light-soft); color: var(--c-text-dark); }
.section-dark {
  background:
    radial-gradient(80% 100% at 80% 0%, var(--c-primary-mid) 0%, transparent 60%),
    linear-gradient(180deg, var(--c-primary-dark) 0%, var(--c-primary-deep) 100%);
  color: var(--c-light);
}
.section-darkest {
  background: var(--c-primary-deep);
  color: var(--c-light);
}

.section-h2 {
  font-size: clamp(1.7rem, 3vw, 2.55rem);
  font-weight: 800;
  letter-spacing: -.015em;
  margin-bottom: 24px;
}
.section-h2.small { font-size: clamp(1.4rem, 2.2vw, 1.9rem); }
.accent      { color: var(--c-accent); }
.accent-dark { color: var(--c-primary-mid); }

.section-head        { margin-bottom: 56px; }
.section-head.center { text-align: center; max-width: 760px; margin-left: auto; margin-right: auto; }
.section-foot        { margin-top: 50px; }

.lead {
  font-size: 1.15rem;
  color: inherit;
  opacity: .92;
}
.section-light .lead { opacity: 1; color: var(--c-text-muted); }

.aforisma {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--c-primary-mid);
  border-left: 4px solid var(--c-accent);
  padding: 4px 0 4px 18px;
  margin: 30px 0;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--c-primary-mid);
  transition: gap var(--t-fast), color var(--t-fast);
}
.link-arrow:hover { gap: 14px; color: var(--c-primary-dark); }
.section-dark .link-arrow,
.section-darkest .link-arrow { color: var(--c-accent); }

.microcopy { font-size: 13px; color: var(--c-text-muted); }
.section-dark .microcopy,
.section-darkest .microcopy { color: rgba(255,255,255,.55); }

/* ---------- Two col / Three col ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
.two-col.reverse .col-media { order: 1; }
.two-col.reverse .col-text  { order: 2; }

.three-col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

/* ---------- Video frame placeholder ---------- */
.video-frame {
  aspect-ratio: 16/9;
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(135deg, var(--c-primary-deep), var(--c-primary-mid));
  box-shadow: var(--shadow-md);
  position: relative;
}
.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}
.video-placeholder {
  position: absolute; inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: rgba(255,255,255,.85);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: .05em;
}
.video-placeholder svg { color: var(--c-accent); margin-bottom: 6px; }
.video-placeholder small {
  font-family: var(--font-body);
  font-weight: 400;
  letter-spacing: 0;
  font-size: 12px;
  color: rgba(255,255,255,.55);
}

/* ---------- Book cover placeholder ---------- */
.book-cover {
  position: relative;
  max-width: 400px;
  margin: 0 auto;
  border-radius: 10px;
  overflow: hidden;
  filter:
    drop-shadow(0 30px 60px rgba(0,0,0,.55))
    drop-shadow(0 8px 18px rgba(0,0,0,.35));
  transform: perspective(1200px) rotateY(-7deg) rotateX(2deg);
  transition: transform var(--t-mid);
}
.book-cover:hover { transform: perspective(1200px) rotateY(-2deg) rotateX(0); }
.book-cover-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
}
.book-cover::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  bottom: 0;
  width: 14px;
  background: linear-gradient(90deg, rgba(255,255,255,.18) 0%, rgba(255,255,255,0) 60%, rgba(0,0,0,.18) 100%);
  pointer-events: none;
}

/* ---------- Checklist (libro) ---------- */
.checklist {
  margin: 28px 0 36px;
  display: grid;
  gap: 14px;
}
.checklist li {
  position: relative;
  padding-left: 38px;
  line-height: 1.5;
}
.checklist li::before {
  content: '';
  position: absolute;
  left: 0; top: 4px;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--c-accent);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2307254A' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: 14px;
  background-position: center;
  background-repeat: no-repeat;
}

/* ---------- CTA box ---------- */
.cta-box {
  position: relative;
  background:
    linear-gradient(180deg, rgba(255,255,255,.10) 0%, rgba(255,255,255,.04) 100%);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin: 32px 0 0;
  display: grid;
  gap: 22px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.08),
    0 18px 40px rgba(0,0,0,.25);
}
.cta-box::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(111,224,214,.4), transparent 50%, rgba(111,224,214,.15));
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}

.cta-rating {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.cta-stars {
  font-size: 16px;
  letter-spacing: 2px;
  color: #FFC857;
  text-shadow: 0 0 12px rgba(255,200,87,.35);
}
.cta-rating-text { font-size: 14px; color: rgba(255,255,255,.78); }
.cta-rating-text strong { color: var(--c-light); font-weight: 700; }

.cta-price {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.cta-price-main {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.price-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: rgba(255,255,255,.55);
  font-weight: 600;
}
.price-value {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 3.2rem;
  color: var(--c-light);
  line-height: 1;
  letter-spacing: -.02em;
  display: inline-flex;
  align-items: flex-start;
}
.price-cents {
  font-size: 1.2rem;
  font-weight: 700;
  margin-top: 6px;
  color: rgba(255,255,255,.65);
  letter-spacing: 0;
}
.cta-price-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  text-align: right;
}
.cta-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(111,224,214,.14);
  color: var(--c-accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  border-radius: 999px;
  border: 1px solid rgba(111,224,214,.3);
}
.cta-side-note { font-size: 12px; color: rgba(255,255,255,.55); }

.cta-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.btn-block { width: 100%; }

.cta-fineprint {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,.5);
}
.cta-fineprint svg { color: var(--c-accent); opacity: .8; }

@media (max-width: 560px) {
  .cta-price { justify-content: flex-start; }
  .cta-price-side { align-items: flex-start; text-align: left; }
  .cta-actions { grid-template-columns: 1fr; }
  .price-value { font-size: 2.8rem; }
}

/* ---------- Cards (Per chi è) ---------- */
.card {
  background: var(--c-light);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: transform var(--t-mid), box-shadow var(--t-mid), border-color var(--t-mid);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(30,111,168,.3);
}
.card-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--c-primary-mid), var(--c-primary-dark));
  display: flex; align-items: center; justify-content: center;
  color: var(--c-accent);
  margin-bottom: 18px;
}
.card-icon svg { width: 26px; height: 26px; }
.card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
  color: var(--c-primary-dark);
}
.card p { color: var(--c-text-muted); margin: 0; font-size: 15.5px; }
.card em { font-style: italic; color: var(--c-text-dark); font-weight: 500; }

/* ---------- Testimonials ---------- */
.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial {
  margin: 0;
  padding: 32px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  position: relative;
}
.testimonial-stars {
  font-size: 16px;
  letter-spacing: 3px;
  color: #FFC857;
  margin: 0 0 14px;
  text-shadow: 0 0 10px rgba(255,200,87,.3);
}
.testimonial blockquote {
  margin: 0 0 22px;
  font-size: 1.02rem;
  line-height: 1.65;
  color: rgba(255,255,255,.92);
  font-style: italic;
}
.testimonial figcaption {
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 14px;
}
.testimonial figcaption strong { color: var(--c-light); font-weight: 600; }
.testimonial figcaption span { color: rgba(255,255,255,.55); font-size: 14px; }

/* ---------- Amazon-style review cards ---------- */
.amazon-reviews {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  align-items: stretch;
}
.amz-card {
  background: #ffffff;
  color: #0F1111;
  border-radius: 8px;
  padding: 22px 22px 20px;
  font-family: "Amazon Ember", -apple-system, "Helvetica Neue", Helvetica, Arial, sans-serif;
  text-decoration: none;
  display: block;
  box-shadow: 0 18px 36px rgba(0,0,0,.28);
  transition: transform var(--t-mid), box-shadow var(--t-mid);
  border: 1px solid rgba(0,0,0,.04);
}
.amz-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 24px 44px rgba(0,0,0,.36);
}
.amz-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.amz-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  overflow: hidden;
  flex: none;
  display: block;
}
.amz-avatar svg { display: block; }
.amz-name {
  font-size: 13px;
  font-weight: 700;
  color: #0F1111;
  letter-spacing: -0.01em;
}
.amz-rating {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 10px 0 4px;
  flex-wrap: wrap;
}
.amz-stars {
  color: #FFA41C; /* arancione Amazon */
  font-size: 16px;
  letter-spacing: 1px;
  line-height: 1;
}
.amz-title {
  font-weight: 700;
  font-size: 15px;
  color: #0F1111;
  line-height: 1.3;
}
.amz-meta {
  font-size: 13px;
  color: #565959;
  margin-bottom: 6px;
}
.amz-format {
  font-size: 13px;
  color: #565959;
  margin-bottom: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.amz-format-label {
  color: #0F1111;
  font-weight: 400;
}
.amz-verified {
  color: #C45500;
  font-weight: 700;
  font-size: 12px;
}
.amz-body {
  font-size: 14px;
  line-height: 1.5;
  color: #0F1111;
  margin: 0 0 14px;
  /* Limita altezza con fade gradient — testo "more on Amazon" implicito */
  display: -webkit-box;
  -webkit-line-clamp: 8;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.amz-helpful {
  font-size: 13px;
  color: #565959;
  margin-top: 8px;
  padding-top: 12px;
  border-top: 1px solid #ECECEC;
}
.amz-footer-note {
  margin-top: 32px;
  font-size: 14px;
  color: rgba(255,255,255,.7);
}
.amz-footer-note a {
  color: var(--c-accent);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: rgba(111,224,214,.4);
  text-underline-offset: 3px;
}
.amz-footer-note a:hover { color: var(--c-light); }

@media (max-width: 980px) {
  .amazon-reviews { grid-template-columns: 1fr; gap: 16px; }
}

/* ---------- OSM box ---------- */
.osm-box {
  background:
    linear-gradient(135deg, rgba(11,58,102,.04), rgba(111,224,214,.06)),
    var(--c-light);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 50px;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  align-items: center;
  box-shadow: var(--shadow-sm);
}
.osm-cta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

/* ---------- Blog cards ---------- */
.post-card {
  background: var(--c-light);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--t-mid), box-shadow var(--t-mid);
}
.post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.post-thumb {
  aspect-ratio: 16/9;
  background:
    linear-gradient(135deg, var(--c-primary-mid), var(--c-primary-dark));
  position: relative;
}
.post-thumb::after {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 70%, rgba(111,224,214,.3) 0%, transparent 50%);
}
.post-body { padding: 22px 24px 26px; }
.post-meta {
  display: inline-block;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--c-primary-mid);
  margin-bottom: 8px;
  font-weight: 600;
}
.post-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
  color: var(--c-primary-dark);
  line-height: 1.3;
}
.post-card p { color: var(--c-text-muted); font-size: 15px; margin: 0; }

/* ---------- Final CTA ---------- */
.final-cta { padding: 90px 0; }
.final-cta .section-h2 { color: var(--c-light); }
.final-cta .lead { max-width: 620px; margin-left: auto; margin-right: auto; color: rgba(255,255,255,.85); }
.final-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-top: 30px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--c-primary-deep);
  color: rgba(255,255,255,.78);
  padding: 70px 0 30px;
  font-size: 15px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  margin-bottom: 24px;
}
.footer-col h4 {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--c-accent);
  margin-bottom: 16px;
}
.footer-col ul li { margin-bottom: 8px; }
.footer-col a:hover { color: var(--c-accent); }
.footer-tagline {
  margin: 14px 0 0;
  font-size: 14px;
  color: rgba(255,255,255,.6);
  line-height: 1.5;
}
.footer-fineprint {
  margin-top: 20px;
  font-size: 13px;
  color: rgba(255,255,255,.4);
}
.footer-credits {
  border-top: 1px solid rgba(255,255,255,.06);
  padding-top: 22px;
  text-align: center;
}
.footer-credits p {
  margin: 0;
  font-size: 13px;
  color: rgba(255,255,255,.45);
  letter-spacing: .02em;
}
.footer-credits a {
  color: var(--c-accent);
  font-weight: 600;
  text-decoration: none;
  transition: color var(--t-fast);
}
.footer-credits a:hover {
  color: var(--c-light);
  text-decoration: underline;
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 50px; text-align: left; }
  .hero-visual { order: -1; max-width: 360px; margin: 0 auto; }
  .two-col { grid-template-columns: 1fr; gap: 50px; }
  .two-col.reverse .col-media,
  .two-col.reverse .col-text { order: unset; }
  .three-col { grid-template-columns: 1fr 1fr; }
  .testimonials { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: repeat(2, 1fr); row-gap: 22px; }
  .osm-box { grid-template-columns: 1fr; padding: 36px; gap: 26px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .between { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 720px) {
  .nav { display: none; }
  .nav-toggle { display: flex; }
  .site-header.menu-open .nav {
    display: flex;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    background: rgba(7,37,74,.96);
    backdrop-filter: blur(12px);
    padding: 20px 24px 28px;
    gap: 16px;
    border-top: 1px solid rgba(255,255,255,.08);
  }
  .site-header.menu-open .nav .btn { align-self: stretch; text-align: center; }
  .site-header.menu-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .site-header.menu-open .nav-toggle span:nth-child(2) { opacity: 0; }
  .site-header.menu-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* Sezioni più compatte su mobile */
  .section { padding: 64px 0; }
  .section-tight { padding: 50px 0; }
  .section-head { margin-bottom: 36px; }
  .section-h2 { font-size: clamp(1.55rem, 6vw, 1.95rem); margin-bottom: 16px; }
  .lead { font-size: 1rem; }

  /* Three col */
  .three-col { grid-template-columns: 1fr; gap: 16px; }

  /* Footer mobile — layout compatto 2 colonne centrato */
  .site-footer { padding: 50px 0 24px; }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px 22px;
    padding-bottom: 28px;
    text-align: center;
  }
  .footer-col-brand {
    grid-column: 1 / -1;
    text-align: center;
    margin-bottom: 4px;
  }
  .footer-col-brand .footer-logo,
  .footer-col-brand .brand-mark { margin-left: auto; margin-right: auto; }
  .footer-tagline { text-align: center; }
  .footer-logo { height: 36px; margin-bottom: 14px; }
  .footer-col h4 { font-size: 12px; margin-bottom: 12px; }
  .footer-col ul li { margin-bottom: 6px; font-size: 14px; }
  .footer-col-legal { grid-column: 1 / -1; }
  .footer-col-legal ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 18px;
  }
  .footer-col-legal ul li { margin: 0; }
  .footer-fineprint { margin-top: 16px; font-size: 12px; }
  .footer-credits p { font-size: 12px; }

  /* Hero — ridimensionata, foto più piccola, bottoni proporzionati */
  .hero {
    padding: 100px 0 56px;
    min-height: auto;
  }
  .hero-bg::after { display: none; }
  .hero-grid { gap: 28px; }
  .hero-h1 {
    font-size: clamp(2rem, 8vw, 2.6rem);
    margin-bottom: 16px;
    line-height: 1.15;
  }
  .hero-sub { font-size: 1rem; margin-bottom: 22px; }
  .hero-photo {
    max-width: 280px;
    margin: 0 auto;
  }
  .hero-cta {
    flex-direction: column;
    gap: 10px;
    width: 100%;
  }
  .hero-cta .btn {
    width: 100%;
    padding: 14px 22px;
    font-size: 15px;
  }
  .scroll-cue { display: none; }

  /* Eyebrow più piccoli su mobile */
  .eyebrow { font-size: 11px; padding: 5px 10px; margin-bottom: 12px; }

  /* Social proof — 2 colonne pulite, 5° item nascosto per evitare orfano */
  .social-proof { padding: 26px 0; }
  .proof-grid {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    row-gap: 22px;
  }
  .proof-item strong { font-size: 1.1rem; }
  .proof-item span { font-size: 11px; }

  /* CTA box (sezione libro) */
  .cta-box { padding: 22px; }
  .cta-rating { padding-bottom: 14px; }
  .cta-rating-text { font-size: 13px; }
  .cta-price { gap: 12px; }
  .cta-price-side { align-items: flex-start; text-align: left; }
  .price-value { font-size: 2.6rem; }
  .price-cents { font-size: 1rem; margin-top: 4px; }
  .cta-actions { grid-template-columns: 1fr; }

  /* Aforismi più piccoli su mobile */
  .aforisma { font-size: 1.1rem; padding-left: 14px; margin: 22px 0; }
  .aforisma.center { font-size: 1.05rem; margin-top: 40px; }

  /* Cards */
  .card { padding: 24px 22px; }
  .card h3 { font-size: 1.1rem; }
  .card-icon { width: 46px; height: 46px; margin-bottom: 14px; }

  /* Testimonials */
  .testimonial { padding: 24px 22px; }
  .testimonial blockquote { font-size: .98rem; }

  /* OSM box */
  .osm-box { padding: 28px 22px; }

  /* FAQ */
  .faq-item { padding: 0 18px; }
  .faq-item summary { font-size: 1rem; padding: 18px 0; gap: 12px; }
  .faq-item p { font-size: 14.5px; padding-bottom: 18px; padding-top: 0; margin: 0; }

  /* Final CTA */
  .final-cta { padding: 64px 0; }
  .final-cta-actions .btn { width: 100%; }

  /* Contatti — form più stretto */
  .contact-form { padding: 22px; }
  .contact-info p { font-size: 15px; }
  .contact-list li { font-size: 15px; }
  .field input, .field textarea, .field select { font-size: 16px; padding: 11px 12px; }

  /* Buttons globali su mobile: leggermente meno alti */
  .btn-lg { padding: 14px 24px; font-size: 15px; }
  .btn { font-size: 14.5px; }
}

@media (max-width: 380px) {
  .container { padding: 0 16px; }
  .hero-h1 { font-size: 1.85rem; }
  .price-value { font-size: 2.3rem; }
  .cta-box { padding: 20px 18px; }
}

/* ---------- Timeline (Storia) ---------- */
.timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 30px 0 0;
  display: grid;
  gap: 28px;
  max-width: 920px;
  margin-left: auto;
  margin-right: auto;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 100px;
  top: 30px; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--c-accent) 0%, rgba(111,224,214,.1) 100%);
}
.t-item {
  position: relative;
  padding: 22px 26px 22px 140px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  transition: background var(--t-mid), border-color var(--t-mid), transform var(--t-mid);
}
.t-item:hover {
  background: rgba(255,255,255,.07);
  border-color: rgba(111,224,214,.25);
  transform: translateX(4px);
}
.t-item::before {
  content: '';
  position: absolute;
  left: 94px; top: 30px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 0 4px var(--c-primary-deep), 0 0 0 6px rgba(111,224,214,.3);
}
.t-item.is-highlight {
  background: linear-gradient(90deg, rgba(111,224,214,.10), rgba(111,224,214,.02));
  border-color: rgba(111,224,214,.25);
}
.t-item.is-highlight::before {
  width: 18px; height: 18px;
  left: 92px; top: 28px;
  background: var(--c-accent);
  box-shadow: 0 0 0 4px var(--c-primary-deep), 0 0 0 8px rgba(111,224,214,.4), 0 0 24px var(--c-accent);
}
.t-year {
  position: absolute;
  left: 0; top: 26px;
  width: 76px;
  text-align: right;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  color: var(--c-accent);
  letter-spacing: 0;
}
.t-item h3 {
  color: var(--c-light);
  font-size: 1.2rem;
  margin-bottom: 6px;
}
.t-item p {
  color: rgba(255,255,255,.78);
  margin: 0;
  font-size: 15.5px;
  line-height: 1.6;
}
.t-item em { color: var(--c-accent); font-style: italic; }

.aforisma.center { text-align: center; border: 0; padding: 0; max-width: 720px; margin: 60px auto 0; }
.aforisma.light { color: var(--c-accent); }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 12px; }
.faq-item {
  background: var(--c-light);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 0 24px;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  overflow: hidden;
}
.faq-item[open],
.faq-item:hover { border-color: rgba(30,111,168,.35); box-shadow: var(--shadow-sm); }
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 22px 0;
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--c-primary-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '';
  flex: none;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--c-accent);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2307254A' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-size: 12px;
  background-position: center;
  background-repeat: no-repeat;
  transition: transform var(--t-fast);
}
.faq-item[open] summary::after { transform: rotate(180deg); }
.faq-item p {
  margin: 0 0 22px;
  color: var(--c-text-muted);
  font-size: 15.5px;
  line-height: 1.65;
}

/* ---------- Contact (in-page) ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 60px;
  align-items: start;
}
.contact-info { color: var(--c-text-dark); }
.contact-info p { color: var(--c-text-muted); }
.contact-list {
  margin: 24px 0 0;
  display: grid; gap: 14px;
}
.contact-list li {
  display: flex; gap: 14px; align-items: flex-start;
  font-size: 15.5px; color: var(--c-text-dark);
}
.contact-list li svg {
  flex: none;
  width: 20px; height: 20px;
  color: var(--c-primary-mid);
  margin-top: 3px;
}
.contact-list strong { color: var(--c-primary-dark); }
.contact-list a { color: var(--c-primary-mid); }
.contact-list a:hover { color: var(--c-primary-dark); }

.contact-form {
  display: grid;
  gap: 16px;
  background: var(--c-light);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.field { display: grid; gap: 6px; }
.field label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c-primary-dark);
}
.field input,
.field textarea,
.field select {
  font: inherit;
  font-size: 16px;
  padding: 12px 14px;
  border: 1.5px solid var(--c-border);
  border-radius: 10px;
  background: var(--c-light-soft);
  color: var(--c-text-dark);
  transition: border-color var(--t-fast), background var(--t-fast);
  resize: vertical;
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: 0;
  border-color: var(--c-primary-mid);
  background: var(--c-light);
  box-shadow: 0 0 0 4px rgba(30,111,168,.12);
}
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.consent {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 13.5px;
  color: var(--c-text-muted);
}
.consent input { margin-top: 4px; flex: none; }
.consent a { color: var(--c-primary-mid); text-decoration: underline; }

/* honeypot anti-bot — non visibile né tabbabile */
.hp-field {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

/* form submitting / success state */
.contact-form.is-loading button[type="submit"] {
  opacity: .6;
  pointer-events: none;
  position: relative;
}
.contact-form.is-success { animation: formFlash .5s ease; }
@keyframes formFlash {
  0% { background: var(--c-light); }
  40% { background: rgba(111,224,214,.12); }
  100% { background: var(--c-light); }
}

@media (max-width: 880px) {
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .field-row { grid-template-columns: 1fr; }

  .timeline::before { left: 16px; }
  .t-item { padding: 56px 22px 22px; }
  .t-item::before { left: 10px; top: 22px; }
  .t-item.is-highlight::before { left: 8px; top: 20px; }
  .t-year { position: static; width: auto; text-align: left; display: inline-block; margin-bottom: 6px; }
}

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .8s ease, transform .8s cubic-bezier(.2,.8,.2,1);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- WhatsApp floating button ---------- */
.wa-floating {
  position: fixed;
  bottom: 22px;
  right: 22px;
  z-index: 150;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px 12px 14px;
  background: #25D366;
  color: #fff;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  box-shadow:
    0 10px 28px rgba(37,211,102,.45),
    0 4px 10px rgba(0,0,0,.18);
  transition: transform var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
  animation: waPulse 2.4s ease-in-out infinite;
}
.wa-floating:hover {
  background: #1FB857;
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(37,211,102,.55), 0 6px 12px rgba(0,0,0,.22);
}
.wa-floating svg { flex: none; }
.wa-label { letter-spacing: .01em; }
@keyframes waPulse {
  0%, 100% { box-shadow: 0 10px 28px rgba(37,211,102,.45), 0 0 0 0 rgba(37,211,102,.45); }
  50%      { box-shadow: 0 10px 28px rgba(37,211,102,.45), 0 0 0 12px rgba(37,211,102,0); }
}
@media (max-width: 720px) {
  .wa-floating {
    bottom: 16px;
    right: 16px;
    padding: 12px;
    border-radius: 50%;
    width: 56px;
    height: 56px;
    justify-content: center;
  }
  .wa-label { display: none; }
  .wa-floating svg { width: 26px; height: 26px; }
}
/* Posiziona WA sopra il banner cookie quando il banner è attivo */
body:has(.cookie-banner.is-visible) .wa-floating {
  bottom: 200px;
  transition: bottom .3s ease;
}
@media (max-width: 720px) {
  body:has(.cookie-banner.is-visible) .wa-floating {
    bottom: 240px;
  }
}

/* ---------- Cookie banner ---------- */
.cookie-banner {
  position: fixed;
  bottom: 18px; left: 18px; right: 18px;
  z-index: 200;
  background: var(--c-primary-deep);
  color: var(--c-light);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  box-shadow: 0 24px 60px rgba(0,0,0,.45);
  padding: 22px 26px;
  max-width: 1100px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .35s ease, transform .35s cubic-bezier(.2,.8,.2,1);
}
.cookie-banner.is-visible { opacity: 1; transform: none; }
.cookie-banner-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
}
.cookie-banner-text h3 {
  margin: 0 0 6px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.cookie-banner-text p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.55;
  color: rgba(255,255,255,.82);
}
.cookie-banner-text a {
  color: var(--c-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
.cookie-banner-text a:hover { color: var(--c-light); }
.cookie-banner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.cookie-banner-actions .btn { white-space: nowrap; }
.cookie-banner-actions .btn-ghost {
  color: rgba(255,255,255,.85);
  border-color: rgba(255,255,255,.25);
}
.cookie-banner-actions .btn-ghost:hover {
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.5);
  color: var(--c-light);
}

@media (max-width: 720px) {
  .cookie-banner { padding: 18px; bottom: 12px; left: 12px; right: 12px; }
  .cookie-banner-inner { grid-template-columns: 1fr; gap: 14px; }
  .cookie-banner-actions { width: 100%; }
  .cookie-banner-actions .btn { flex: 1; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}