/* Pagina Metodo — pilastri e accordion */

.method-page {
  background: var(--white);
}

.method-intro {
  padding-top: 2.5rem;
  padding-bottom: 1rem;
}

.method-intro__card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(1.35rem, 3vw, 2rem);
  box-shadow: 0 12px 40px rgba(5, 13, 22, 0.06);
}

.method-intro__card p {
  margin: 0 0 1rem;
  color: var(--navy);
  line-height: 1.65;
}

.method-intro__card p:last-child {
  margin-bottom: 0;
}

.method-pillars {
  padding-top: 1.5rem;
  padding-bottom: 3rem;
}

.method-pillars__title {
  margin: 0 0 0.5rem;
}

.method-pillars__subtitle {
  margin: 0 0 1.75rem;
  max-width: 62ch;
  color: var(--muted);
}

.method-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.method-accordion > details {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 8px 28px rgba(5, 13, 22, 0.05);
}

.method-accordion > details[open] {
  border-color: rgba(14, 116, 144, 0.35);
}

.method-accordion__summary {
  list-style: none;
  cursor: pointer;
  padding: 1.15rem 1.25rem;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.12rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--navy);
  user-select: none;
}

.method-accordion__summary::-webkit-details-marker {
  display: none;
}

.method-accordion__summary::after {
  content: "+";
  flex-shrink: 0;
  width: 1.75rem;
  height: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--surface);
  color: var(--teal);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1;
  transition: transform 0.2s ease, background 0.2s ease;
}

details[open] > .method-accordion__summary::after {
  content: "−";
  background: var(--accent-soft);
  color: var(--accent);
}

.method-accordion__body {
  padding: 0 1.25rem 1.35rem;
  border-top: 1px solid var(--line);
}

.method-accordion__lead {
  margin: 1rem 0 1.15rem;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.6;
}

.method-accordion__body > p {
  margin: 1rem 0;
  line-height: 1.6;
}

.method-sub {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.method-sub > details {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) - 2px);
}

.method-sub__summary {
  list-style: none;
  cursor: pointer;
  padding: 0.85rem 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.98rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--navy-mid);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.method-sub__summary::-webkit-details-marker {
  display: none;
}

.method-sub__summary::after {
  content: "›";
  font-size: 1.1rem;
  color: var(--teal);
  transform: rotate(90deg);
  transition: transform 0.2s ease;
}

.method-sub details[open] > .method-sub__summary::after {
  transform: rotate(-90deg);
}

.method-sub__body {
  padding: 0 1rem 1rem;
  font-size: 0.95rem;
  color: var(--navy);
}

.method-list {
  margin: 0.5rem 0 0;
  padding-left: 1.15rem;
  line-height: 1.55;
}

.method-list li {
  margin-bottom: 0.35rem;
}

.method-list li:last-child {
  margin-bottom: 0;
}

.method-list--cols {
  columns: 1;
  column-gap: 1.5rem;
}

@media (min-width: 640px) {
  .method-list--cols {
    columns: 2;
  }
}

.method-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
  background: rgba(14, 116, 144, 0.1);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius);
  margin-bottom: 0.5rem;
}

.method-note {
  margin-top: 1.25rem;
  padding: 0.9rem 1rem;
  background: var(--surface);
  border-left: 3px solid var(--teal);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.55;
}

.method-quote {
  margin: 1rem 0;
  padding: 0.85rem 1rem;
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  font-style: italic;
  color: var(--navy-mid);
  line-height: 1.55;
}

.method-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin: 1rem 0 0.5rem;
}

.method-stat {
  text-align: center;
  padding: 0.85rem 0.5rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.method-stat__num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.method-stat__label {
  font-size: 0.78rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}