/* =========================================================
   PARTY FOTOMATÓN — SECCIÓN FOTOMATÓN CON IA · PALETA AMARILLA
   Versión adaptada a la paleta actual de la web:
   blanco / gris cálido / antracita / amarillo #f9bf3b
   Sustituye al archivo fotomaton-ia.css anterior.
   ========================================================= */

:root {
  --iaf-amarillo: #f9bf3b;
  --iaf-antracita-acento: #262626;
  --iaf-amarillo-suave: rgba(249, 191, 59, 0.14);

  --iaf-blanco: #ffffff;
  --iaf-fondo: #f7f7f5;
  --iaf-fondo-calido: #efefec;
  --iaf-borde: #ddddda;

  --iaf-texto: #262626;
  --iaf-texto-secundario: #666662;
  --iaf-antracita: #242424;
  --iaf-negro: #111111;
}

/* =========================================================
   CONTENEDOR GENERAL
   ========================================================= */

.iaf-section {
  position: relative;
  overflow: hidden;
  padding: 90px 0;
  color: var(--iaf-texto);
  background:
    radial-gradient(
      circle at 8% 12%,
      rgba(249, 191, 59, 0.16),
      transparent 27%
    ),
    radial-gradient(
      circle at 94% 90%,
      rgba(38, 38, 38, 0.06),
      transparent 31%
    ),
    linear-gradient(
      145deg,
      var(--iaf-blanco) 0%,
      var(--iaf-fondo) 54%,
      var(--iaf-fondo-calido) 100%
    );
}

.iaf-section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.42;
  background-image:
    linear-gradient(rgba(38, 38, 38, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(38, 38, 38, 0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 90%);
  mask-image: linear-gradient(to bottom, #000, transparent 90%);
}

.iaf-section .container {
  position: relative;
  z-index: 1;
}

/* =========================================================
   CABECERA DE LA SECCIÓN
   ========================================================= */

.iaf-heading {
  max-width: 850px;
  margin: 0 auto 48px;
  text-align: center;
}

.iaf-kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 14px;
  padding: 8px 15px;
  border: 1px solid rgba(249, 191, 59, 0.72);
  border-radius: 999px;
  color: var(--iaf-antracita-acento);
  background: var(--iaf-amarillo-suave);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.iaf-heading h2 {
  margin: 0 0 16px;
  color: var(--iaf-texto);
  font-size: clamp(34px, 4vw, 58px);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -0.035em;
}

.iaf-heading h2::after {
  content: "";
  display: block;
  width: 78px;
  height: 3px;
  margin: 20px auto 0;
  border-radius: 999px;
  background: var(--iaf-amarillo);
}

.iaf-heading p {
  max-width: 760px;
  margin: 0 auto;
  color: var(--iaf-texto-secundario);
  font-size: 18px;
  line-height: 1.7;
}

/* =========================================================
   REJILLA Y TARJETAS
   ========================================================= */

.iaf-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.iaf-card {
  overflow: hidden;
  border: 1px solid var(--iaf-borde);
  border-radius: 22px;
  background: var(--iaf-blanco);
  box-shadow:
    0 14px 35px rgba(17, 17, 17, 0.08),
    0 3px 10px rgba(17, 17, 17, 0.04);
  transform: translateY(0);
  transition:
    transform 0.35s ease,
    border-color 0.35s ease,
    box-shadow 0.35s ease;
}

.iaf-card:hover {
  transform: translateY(-7px);
  border-color: rgba(249, 191, 59, 0.88);
  box-shadow:
    0 24px 52px rgba(17, 17, 17, 0.14),
    0 0 0 3px rgba(249, 191, 59, 0.12);
}

/* =========================================================
   COMPARADOR ANTES / DESPUÉS
   ========================================================= */

.iaf-compare {
  --iaf-position: 50%;
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--iaf-negro);
  isolation: isolate;
}

.iaf-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  user-select: none;
  pointer-events: none;
}

.iaf-image-before {
  position: absolute;
  inset: 0;
}

.iaf-after {
  position: absolute;
  inset: 0;
  overflow: hidden;
  clip-path: inset(0 0 0 var(--iaf-position));
}

.iaf-after .iaf-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.iaf-divider {
  position: absolute;
  z-index: 4;
  top: 0;
  bottom: 0;
  left: var(--iaf-position);
  width: 3px;
  background: var(--iaf-blanco);
  box-shadow: 0 0 0 1px rgba(17, 17, 17, 0.18);
  transform: translateX(-1px);
  pointer-events: none;
}

.iaf-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 3px solid var(--iaf-blanco);
  border-radius: 50%;
  color: var(--iaf-antracita) !important;
  background: var(--iaf-amarillo);
  box-shadow:
    0 7px 20px rgba(17, 17, 17, 0.28),
    0 0 0 4px rgba(249, 191, 59, 0.20);
  font-size: 21px;
  font-weight: 900;
  transform: translate(-50%, -50%);
}

.iaf-range {
  position: absolute;
  z-index: 5;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: ew-resize;
}

.iaf-label {
  position: absolute;
  z-index: 3;
  top: 16px;
  padding: 8px 11px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 999px;
  color: var(--iaf-blanco);
  background: rgba(17, 17, 17, 0.72);
  box-shadow: 0 5px 16px rgba(17, 17, 17, 0.18);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.iaf-label-before {
  left: 14px;
}

.iaf-label-after {
  right: 14px;
  border-color: rgba(249, 191, 59, 0.92);
  background: rgba(249, 191, 59, 0.95);
}

/* =========================================================
   TEXTO DE CADA TARJETA
   ========================================================= */

.iaf-card-body {
  position: relative;
  min-height: 174px;
  padding: 24px 24px 27px;
  background: var(--iaf-blanco);
}

.iaf-number {
  position: absolute;
  top: 15px;
  right: 20px;
  color: rgba(249, 191, 59, 0.20);
  font-size: 52px;
  line-height: 1;
  font-weight: 900;
}

.iaf-card-body h3 {
  position: relative;
  z-index: 1;
  max-width: 85%;
  margin: 0 0 10px;
  color: var(--iaf-texto);
  font-size: 22px;
  line-height: 1.25;
  font-weight: 800;
}

.iaf-card-body p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: var(--iaf-texto-secundario);
  font-size: 15px;
  line-height: 1.6;
}

/* =========================================================
   LLAMADA A LA ACCIÓN
   ========================================================= */

.iaf-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  margin-top: 36px;
  padding: 26px 28px;
  border: 1px solid rgba(249, 191, 59, 0.68);
  border-radius: 20px;
  background:
    linear-gradient(
      125deg,
      rgba(249, 191, 59, 0.18),
      rgba(255, 255, 255, 0.96) 52%
    );
  box-shadow: 0 12px 32px rgba(17, 17, 17, 0.07);
}

.iaf-cta div {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.iaf-cta strong {
  color: var(--iaf-texto);
  font-size: 20px;
}

.iaf-cta span {
  color: var(--iaf-texto-secundario);
  font-size: 15px;
}

.iaf-button {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 23px;
  border: 2px solid var(--iaf-amarillo);
  border-radius: 999px;
  color: var(--iaf-antracita) !important;
  background: var(--iaf-amarillo);
  box-shadow: 0 10px 24px rgba(249, 191, 59, 0.28);
  font-weight: 800;
  text-decoration: none !important;
  transition:
    color 0.2s ease,
    background 0.2s ease,
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.iaf-button:hover,
.iaf-button:focus {
  color: var(--iaf-amarillo) !important;
  background: var(--iaf-antracita-acento);
  border-color: var(--iaf-antracita-acento);
  box-shadow: 0 14px 30px rgba(249, 191, 59, 0.36);
  transform: translateY(-2px);
}

/* =========================================================
   TABLET
   ========================================================= */

@media (max-width: 991px) {
  .iaf-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .iaf-card:last-child {
    grid-column: 1 / -1;
    width: min(100%, 520px);
    justify-self: center;
  }
}

/* =========================================================
   MÓVIL
   ========================================================= */

@media (max-width: 767px) {
  .iaf-section {
    padding: 66px 0;
  }

  .iaf-heading {
    margin-bottom: 32px;
  }

  .iaf-heading p {
    font-size: 16px;
  }

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

  .iaf-card:last-child {
    grid-column: auto;
    width: 100%;
  }

  .iaf-card:hover {
    transform: none;
  }

  .iaf-cta {
    align-items: stretch;
    flex-direction: column;
    text-align: center;
  }

  .iaf-button {
    width: 100%;
  }
}

/* =========================================================
   ACCESIBILIDAD
   ========================================================= */

@media (prefers-reduced-motion: reduce) {
  .iaf-card,
  .iaf-button {
    transition: none;
  }
}