/* ============================================================
   KATARAS EXCAVACIONES — servicios.css
   ============================================================ */

/* ============================================================
   UTILITARIOS GLOBALES (usados en múltiples secciones)
   ============================================================ */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ── Encabezado de sección reutilizable ── */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.section-tag {
  display: inline-block;
  align-self: center;
  font-family: var(--font-body);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--color-yellow);
  background: var(--color-blue);
  padding: 5px 16px;
  border-radius: 2px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: .02em;
  color: var(--color-dark);
}

.section-title .highlight {
  color: var(--color-blue);
  position: relative;
  display: inline;
}

/* Subrayado amarillo decorativo en highlight */
.section-title .highlight::after {
  content: '';
  position: absolute;
  left: 0; bottom: -4px;
  width: 100%; height: 3px;
  background: var(--color-yellow);
  border-radius: 2px;
}

.section-description {
  font-size: clamp(.9rem, 1.2vw, 1rem);
  line-height: 1.75;
  color: rgba(2, 2, 2, .65);
}

.section-description strong {
  color: var(--color-dark);
  font-weight: 700;
}

/* ============================================================
   SECCIÓN SERVICIOS
   ============================================================ */
.servicios-section {
  padding: 96px 0;
  background: var(--color-bg);
  position: relative;
  overflow: hidden;
}

/* Acento geométrico de fondo */
.servicios-section::before {
  content: '';
  position: absolute;
  top: -80px; left: -80px;
  width: 320px; height: 320px;
  border-radius: 50%;
  background: rgba(27, 62, 150, .05);
  pointer-events: none;
}

.servicios-section::after {
  content: '';
  position: absolute;
  bottom: -60px; right: -60px;
  width: 260px; height: 260px;
  background: rgba(245, 168, 0, .07);
  border-radius: 50%;
  pointer-events: none;
}

/* ============================================================
   GRID DE SERVICIOS
   ============================================================ */
.servicios-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 56px;
}

/* ============================================================
   CARD DE SERVICIO
   ============================================================ */
.servicio-card {
  background: var(--color-bg);
  border: 1.5px solid rgba(27, 62, 150, .12);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;

  /* Borde superior de acento */
  border-top: 4px solid var(--color-blue);
}

.servicio-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(27, 62, 150, .03) 0%,
    transparent 60%
  );
  pointer-events: none;
  transition: opacity .25s ease;
  opacity: 0;
}

.servicio-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(27, 62, 150, .14);
  border-color: var(--color-blue);
}

.servicio-card:hover::before { opacity: 1; }

/* Al hacer hover, el borde top cambia a amarillo */
.servicio-card:hover { border-top-color: var(--color-yellow); }

/* ── Ícono ── */
.servicio-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px; height: 64px;
  background: var(--color-blue);
  border-radius: 4px;
  margin: 28px 24px 0;
  flex-shrink: 0;
  transition: background .25s ease, transform .25s ease;
  position: relative;
}

/* Sombra amarilla sutil bajo el ícono */
.servicio-icon::after {
  content: '';
  position: absolute;
  bottom: -6px; left: 6px; right: 6px;
  height: 6px;
  background: var(--color-yellow);
  border-radius: 0 0 4px 4px;
  opacity: .55;
  transition: opacity .25s ease;
}

.servicio-card:hover .servicio-icon {
  background: var(--color-yellow);
  transform: scale(1.06) rotate(-3deg);
}

.servicio-card:hover .servicio-icon::after { opacity: .8; }

.servicio-icon i {
  font-size: 1.6rem;
  color: #fff;
  transition: color .25s ease;
}

.servicio-card:hover .servicio-icon i { color: var(--color-dark); }

/* ── Contenido ── */
.servicio-content {
  flex: 1;
  padding: 20px 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ── Título del servicio ── */
.servicio-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: .03em;
  color: var(--color-dark);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  line-height: 1.1;
}

.servicio-badge {
  font-family: var(--font-body);
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-blue);
  background: rgba(27, 62, 150, .1);
  padding: 3px 8px;
  border-radius: 2px;
  border: 1px solid rgba(27, 62, 150, .2);
  white-space: nowrap;
  transition: background .25s ease, color .25s ease;
}

.servicio-card:hover .servicio-badge {
  background: var(--color-yellow);
  color: var(--color-dark);
  border-color: var(--color-yellow);
}

/* ── Descripción corta ── */
.servicio-description p {
  font-size: .875rem;
  line-height: 1.65;
  color: rgba(2, 2, 2, .62);
}

/* ── Lista de features ── */
.servicio-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-top: 4px;
}

.servicio-features li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: .82rem;
  font-weight: 500;
  color: rgba(2, 2, 2, .72);
  line-height: 1.4;
}

.servicio-features li i {
  color: var(--color-yellow);
  font-size: .7rem;
  margin-top: 3px;
  flex-shrink: 0;
}

/* ── Footer de la card ── */
.servicio-footer {
  padding: 0 24px 24px;
}

.servicio-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  justify-content: center;
  padding: 11px 16px;
  background: transparent;
  color: var(--color-blue);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .07em;
  text-decoration: none;
  border: 2px solid var(--color-blue);
  border-radius: 4px;
  transition: background .22s ease, color .22s ease,
              border-color .22s ease, transform .22s ease;
}

.servicio-whatsapp i { font-size: 1rem; }

.servicio-whatsapp:hover,
.servicio-whatsapp:focus {
  background: var(--color-blue);
  color: #fff;
  border-color: var(--color-blue);
  transform: translateY(-1px);
  outline: none;
}

.servicio-card:hover .servicio-whatsapp {
  border-color: var(--color-yellow);
  color: var(--color-dark);
  background: var(--color-yellow);
}

.servicio-card:hover .servicio-whatsapp:hover {
  background: var(--color-blue);
  color: #fff;
  border-color: var(--color-blue);
}

/* ============================================================
   CTA FINAL
   ============================================================ */
.servicios-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: var(--color-blue);
  border-radius: 6px;
  padding: 28px 36px;
  border-left: 6px solid var(--color-yellow);
  position: relative;
  overflow: hidden;
}

/* Patrón diagonal sutil de fondo */
.servicios-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -55deg,
    transparent,
    transparent 20px,
    rgba(255, 255, 255, .025) 20px,
    rgba(255, 255, 255, .025) 21px
  );
  pointer-events: none;
}

.cta-text {
  font-size: clamp(.9rem, 1.2vw, 1rem);
  color: rgba(255, 255, 255, .88);
  line-height: 1.6;
  position: relative;
  z-index: 1;
}

.cta-text i {
  color: var(--color-yellow);
  margin-right: 6px;
}

.cta-text strong {
  color: #fff;
  font-weight: 700;
}

.btn-outline-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  background: var(--color-yellow);
  color: var(--color-dark);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: .875rem;
  text-transform: uppercase;
  letter-spacing: .07em;
  text-decoration: none;
  border-radius: 4px;
  white-space: nowrap;
  position: relative;
  z-index: 1;
  border: 2px solid var(--color-yellow);
  transition: background .22s ease, color .22s ease,
              border-color .22s ease, transform .22s ease,
              box-shadow .22s ease;
  flex-shrink: 0;
}

.btn-outline-whatsapp:hover,
.btn-outline-whatsapp:focus {
  background: #fff;
  color: var(--color-blue);
  border-color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(2, 2, 2, .2);
  outline: none;
}

.btn-arrow {
  display: inline-block;
  transition: transform .2s ease;
}

.btn-outline-whatsapp:hover .btn-arrow,
.btn-outline-whatsapp:focus .btn-arrow {
  transform: translateX(4px);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .servicios-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .servicios-section { padding: 72px 0; }

  .container { padding: 0 24px; }

  .section-header { margin-bottom: 40px; }

  .servicios-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* Cards horizontales en tablet pequeña */
  @media (min-width: 520px) {
    .servicios-grid { grid-template-columns: repeat(2, 1fr); }
  }

  .servicios-cta {
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 18px;
  }

  .btn-outline-whatsapp { width: 100%; justify-content: center; }
}

@media (max-width: 519px) {
  .servicios-grid { grid-template-columns: 1fr; }
  .container { padding: 0 16px; }
}

/* ============================================================
   ANIMACIÓN DE ENTRADA (Intersection Observer ready)
   ============================================================ */
.servicio-card {
  /* opacity: 0; */
  /* transform: translateY(24px); */
  transition:
    opacity .5s ease,
    transform .5s ease,
    box-shadow .25s ease,
    border-color .25s ease;
}

.servicio-card.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Delay escalonado por posición */
.servicio-card:nth-child(1) { transition-delay: 0s; }
.servicio-card:nth-child(2) { transition-delay: .1s; }
.servicio-card:nth-child(3) { transition-delay: .2s; }
.servicio-card:nth-child(4) { transition-delay: .3s; }