/* ============================================================
   PROOF — Credibilidad: cifras verificables + caso propio
   + testimonios (ocultos hasta tener citas reales)
   ============================================================ */

.proof {
  padding-block: var(--section-py);
  padding-inline: var(--section-px);
  background-color: var(--dark-soft);
}

.proof__container {
  max-width: var(--container-max);
  margin-inline: auto;
}

/* ── Cifras ──────────────────────────────────────────────────── */

.proof__facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-block-start: 1px solid rgba(var(--teal-300-rgb), 0.1);
  border-block-end: 1px solid rgba(var(--teal-300-rgb), 0.1);
  margin-block-end: 3.5rem;
}

.proof-fact {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding-block: 2rem;
  padding-inline: 1.5rem;
  border-inline-start: 1px solid rgba(var(--teal-300-rgb), 0.07);
}

.proof-fact:first-child {
  padding-inline-start: 0;
  border-inline-start: none;
}

.proof-fact__value {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  font-weight: 700;
  color: var(--teal-300);
  letter-spacing: -0.03em;
  line-height: 1;
  /* eu-central-1 es largo: que rompa antes de desbordar */
  overflow-wrap: anywhere;
}

.proof-fact__label {
  font-size: 0.8rem;
  font-weight: 300;
  color: var(--neutral-500);
  line-height: 1.6;
}

/* ── Caso propio ─────────────────────────────────────────────── */

.proof__case {
  position: relative;
  padding: 2.75rem;
  border: 1px solid rgba(var(--teal-300-rgb), 0.12);
  border-radius: var(--radius-card);
  /* Acento grueso a la izquierda, coherente con team/founder */
  border-inline-start: 4px solid var(--teal-500);
  background-color: var(--dark);
}

.proof-case__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal-300);
  border: 1px solid rgba(var(--teal-300-rgb), 0.3);
  border-radius: var(--radius-btn);
  padding: 0.3rem 0.65rem;
  margin-block-end: 1.5rem;
}

.proof-case__name {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--neutral-100);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-block-end: 0.5rem;
}

.proof-case__headline {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-300);
  margin-block-end: 1.5rem;
}

.proof-case__body {
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--neutral-200);
  line-height: 1.8;
  max-width: 68ch;
}

/* ── Bullets del caso ────────────────────────────────────────── */

.proof-case__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.9rem 2.5rem;
  margin-block: 1.75rem 2rem;
}

.proof-case__item {
  position: relative;
  padding-inline-start: 1.4rem;
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--neutral-500);
  line-height: 1.65;
}

.proof-case__item::before {
  content: '→';
  position: absolute;
  inset-inline-start: 0;
  color: var(--teal-300);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

/* ── Link al producto — enlace de texto, NO un botón:
      el vocabulario de botones se reserva a la CTA primaria
      ("Reserva una llamada") y la secundaria ("Ver servicios"). ── */

.proof-case__link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-300);
  padding-block-end: 0.2rem;
  border-block-end: 1px solid rgba(var(--teal-300-rgb), 0.35);
  transition: color var(--transition), border-color var(--transition);
}

.proof-case__link:hover {
  color: var(--neutral-100);
  border-color: var(--neutral-100);
}

.proof-case__link:hover .btn-arrow {
  transform: translateX(4px);
}

/* ── Testimonios ─────────────────────────────────────────────── */

.proof__testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-block-start: 3rem;
}

.proof__testimonials[hidden] {
  display: none;
}

.proof-quote {
  margin: 0;
  padding: 2rem;
  border: 1px solid rgba(var(--teal-300-rgb), 0.09);
  border-radius: var(--radius-card);
}

.proof-quote__text {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 300;
  font-style: italic;
  color: var(--neutral-200);
  line-height: 1.75;
}

.proof-quote__text::before {
  content: '\201C';
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-style: normal;
  line-height: 0;
  vertical-align: -0.35em;
  margin-inline-end: 0.12em;
  color: var(--teal-300);
  opacity: 0.6;
}

.proof-quote__author {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-block-start: 1.5rem;
}

.proof-quote__name {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--neutral-100);
}

.proof-quote__role {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--neutral-500);
}

/* ── Responsive ──────────────────────────────────────────────── */

@media (max-width: 860px) {
  .proof__facts {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Con 2 columnas, quien abre fila es el 1.º y el 3.º */
  .proof-fact:nth-child(odd) {
    padding-inline-start: 0;
    border-inline-start: none;
  }

  .proof-fact:nth-child(even) {
    padding-inline-end: 0;
  }

  .proof-case__list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .proof__facts {
    grid-template-columns: 1fr;
  }

  .proof-fact {
    padding-inline: 0;
    border-inline-start: none;
    border-block-start: 1px solid rgba(var(--teal-300-rgb), 0.07);
    padding-block: 1.5rem;
  }

  .proof-fact:first-child {
    border-block-start: none;
  }

  .proof__case {
    padding: 1.75rem;
  }
}