/* ============================================================
   PHROnESIS IA SAS — Effects / Componentes dinámicos
   ============================================================ */

/* ============================================================
   HERO dinámico: parallax + typewriter
   ============================================================ */
.hero__bg {
  position: absolute;
  inset: -10% 0;
  z-index: 0;
  background:
    radial-gradient(circle at 78% 8%, rgba(226, 232, 240, 0.08), transparent 55%),
    radial-gradient(circle at 8% 20%, rgba(15, 44, 92, 0.5), transparent 45%);
  pointer-events: none;
  will-change: transform;
}

/* Red neuronal / constelación sutil de nodos interconectados (Tech / IA) */
.hero__neural {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  color: #E2E8F0;
  opacity: 0.08;
  pointer-events: none;
}

.typewriter {
  display: block;
}

.typewriter__pre {
  display: inline;
}

.typewriter__highlight {
  color: var(--color-white);
  position: relative;
}

.typewriter__highlight::after {
  content: '';
  position: absolute;
  right: -4px;
  top: 0.06em;
  width: 2px;
  height: 1em;
  background-color: var(--silver-bright);
  animation: blink 0.8s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

/* ============================================================
   Stats / contadores (panel de métricas del hero)
   ============================================================ */
.hero__right .stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin: 0;
}

.stat {
  text-align: left;
  padding: var(--space-5) var(--space-5);
  background: var(--hero-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.stat:hover {
  transform: translateY(-4px);
  border-color: rgba(226, 232, 240, 0.35);
  box-shadow: 0 24px 40px -12px rgba(0, 0, 0, 0.55);
}

.stat__icon {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--silver);
  background: var(--silver-soft);
  border: 1px solid var(--silver-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}

.stat__icon svg {
  width: 20px;
  height: 20px;
}

.stat__value {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-white);
  line-height: 1;
  margin-bottom: var(--space-2);
  font-family: var(--font-heading);
}

.stat__label {
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1.5;
}

/* ============================================================
   Método: Tabs + Paneles
   ============================================================ */
.metodo__wrap {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.metodo__nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}

.metodo__tab {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-white);
  transition: all var(--transition-base);
}

.metodo__tab:hover {
  border-color: var(--color-teal);
}

.metodo__tab.is-active {
  background: var(--gradient-brand);
  color: var(--color-white);
  border-color: transparent;
  box-shadow: var(--shadow-md);
}

.metodo__tab.is-active .metodo__tab-cat {
  color: var(--color-white);
}

.metodo__tab-num {
  font-weight: var(--font-weight-extrabold);
  color: var(--color-teal);
}

.metodo__tab.is-active .metodo__tab-num {
  color: var(--color-white);
}

.metodo__tab-cat {
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-dark);
}

.metodo__panels {
  margin-top: var(--space-6);
}

.metodo__panel {
  display: none;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.metodo__panel.is-active {
  display: grid;
  animation: fadeIn var(--anim-duration-base) var(--ease-out);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.metodo__panel-icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  background: var(--silver-soft);
  color: var(--silver);
  border: 1px solid var(--silver-border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.metodo__panel-icon svg {
  width: 34px;
  height: 34px;
}

.metodo__panel-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-3);
}

.metodo__panel-text {
  color: var(--color-gray-mid);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
  .metodo__panel {
    grid-template-columns: auto 1fr;
  }
}

/* ============================================================
   Casos: filtros + slider
   ============================================================ */
.casos__filtros {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  margin-bottom: var(--space-8);
}

.casos__filtro {
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-white);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  transition: all var(--transition-base);
}

.casos__filtro:hover {
  border-color: var(--color-teal);
  color: var(--color-teal-hover);
}

.casos__filtro.is-active {
  background: var(--color-teal);
  color: var(--color-white);
  border-color: transparent;
}

.casos__slider {
  overflow: hidden;
}

.casos__track {
  display: flex;
  gap: var(--space-6);
  transition: transform var(--anim-duration-base) var(--ease-out);
  padding-bottom: var(--space-2);
}

.casos__card {
  flex: 0 0 100%;
  min-width: 0;
}

@media (min-width: 640px) {
  .casos__card { flex-basis: calc(50% - var(--space-6)); }
}

@media (min-width: 1024px) {
  .casos__card { flex-basis: calc(33.333% - var(--space-6) * 0.666); }
}

.casos__chip {
  display: inline-block;
  margin-top: var(--space-4);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-teal-hover);
  background: var(--color-teal-light);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
}

.casos__controls {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.casos__arrow {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-dark);
  transition: all var(--transition-base);
}

.casos__arrow:hover:not(:disabled) {
  background: var(--color-teal);
  color: var(--color-white);
  border-color: transparent;
}

.casos__arrow:disabled {
  opacity: 0.4;
  cursor: default;
}

.casos__arrow svg {
  width: 22px;
  height: 22px;
}

/* ============================================================
   Sectores: item dinámico
   ============================================================ */
.sectores__item {
  animation: none;
}

/* ============================================================
   Utilidades de animación
   ============================================================ */
.delay-1 { transition-delay: 0.1s !important; }
.delay-2 { transition-delay: 0.2s !important; }
.delay-3 { transition-delay: 0.3s !important; }

.content-error {
  padding: var(--space-5);
  background: #FEF2F2;
  color: #B91C1C;
  border: 1px solid #FECACA;
  border-radius: var(--radius-md);
  text-align: center;
}

/* Scroll de slider si el track excede */
.casos__track {
  scrollbar-width: thin;
}

/* ============================================================
   CASOS — sección dark con acentos teal del logo (paleta Phronesis)
   ============================================================ */
#casos {
  background-color: #050B0D;
  color: rgba(232, 239, 238, 0.85);
}

#casos .section-title { color: var(--color-white); }
#casos .section-subtitle { color: rgba(232, 239, 238, 0.72); }
#casos .badge {
  background: rgba(28, 180, 176, 0.12);
  border: 1px solid rgba(28, 180, 176, 0.3);
  color: rgba(232, 239, 238, 0.92);
}

/* Filtros sobre fondo oscuro — centrados */
#casos .casos__filtros {
  justify-content: center;
}

#casos .casos__filtro {
  background: rgba(232, 239, 238, 0.04);
  border-color: rgba(232, 239, 238, 0.14);
  color: rgba(232, 239, 238, 0.75);
}

#casos .casos__filtro:hover {
  border-color: rgba(28, 180, 176, 0.5);
  color: var(--color-white);
}

#casos .casos__filtro.is-active {
  background: rgba(28, 180, 176, 0.18);
  border-color: rgba(28, 180, 176, 0.7);
  color: #2FD9D4;
  box-shadow: 0 0 0 1px rgba(28, 180, 176, 0.25);
}

/* Tarjetas como cristal dark con acentos teal */
#casos .casos__card {
  background: rgba(28, 180, 176, 0.04);
  border: 1px solid rgba(232, 239, 238, 0.08);
  color: rgba(232, 239, 238, 0.85);
  transition: transform var(--transition-base), border-color var(--transition-base), background var(--transition-base);
}

#casos .casos__card:hover {
  transform: translateY(-4px);
  border-color: rgba(28, 180, 176, 0.4);
  background: rgba(28, 180, 176, 0.07);
}

#casos .card__icon {
  background: rgba(28, 180, 176, 0.1);
  border: 1px solid rgba(28, 180, 176, 0.25);
  color: #2FD9D4;
}

#casos .card__title {
  color: #2FD9D4;
}

#casos .card__text {
  color: rgba(232, 239, 238, 0.72);
}

/* Chip del eje: fondo teal semi + texto claro */
#casos .casos__chip {
  background: rgba(28, 180, 176, 0.14);
  color: #2FD9D4;
  border: 1px solid rgba(28, 180, 176, 0.28);
}

/* Flechas de navegación en dark glass */
#casos .casos__arrow {
  background: rgba(232, 239, 238, 0.04);
  border-color: rgba(232, 239, 238, 0.14);
  color: rgba(232, 239, 238, 0.8);
}

#casos .casos__arrow:hover:not(:disabled) {
  background: rgba(28, 180, 176, 0.2);
  border-color: rgba(28, 180, 176, 0.6);
  color: #2FD9D4;
}

#casos .casos__arrow:disabled {
  opacity: 0.25;
}