/**
 * REFORMAS YAMYLU — Sección Servicios
 * DESIGN_SYSTEM.md §16.03
 * Fondo: Night · Split editorial · Hover dinámico con imagen
 */

/* ═══════════════════════════════════════════
   ESTRUCTURA PRINCIPAL
═══════════════════════════════════════════ */

.servicios {
  position: relative;
  background-color: var(--color-night);
  padding: var(--space-3xl) 0;
  overflow: hidden;
}

/* Micro-calidez stone — sutil, no dominante */
.servicios::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-stone-overlay);
  pointer-events: none;
  z-index: 0;
}

/* Número de sección — marca de agua arquitectónica */
.servicios__section-num {
  position: absolute;
  top: var(--space-xl);
  right: 80px;
  font-family: var(--font-display);
  font-size: clamp(100px, 14vw, 200px);
  font-weight: 300;
  line-height: 1;
  color: rgba(201, 164, 74, 0.06);
  user-select: none;
  pointer-events: none;
  z-index: 0;
  letter-spacing: -0.04em;
}

/* Grid split */
.servicios__container {
  position: relative;
  z-index: 1;
  max-width: var(--max-content);
  margin: 0 auto;
  padding: 0 80px;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: clamp(48px, 7vw, 96px);
  align-items: start;
}

/* ═══════════════════════════════════════════
   PANEL IZQUIERDO — Header + Lista
═══════════════════════════════════════════ */

.servicios__left {
  display: flex;
  flex-direction: column;
}

/* Eyebrow */
.servicios__eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: clamp(24px, 3vw, 40px);
}

.servicios__eyebrow-line {
  display: block;
  width: 0;
  height: 1px;
  background: var(--color-gold-dim);
  flex-shrink: 0;
  transition: width 800ms var(--ease-premium) 200ms;
}

.servicios__eyebrow.revealed .servicios__eyebrow-line {
  width: 40px;
}

.servicios__eyebrow-text {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-silver);
}

/* Headline de sección */
.servicios__headline {
  font-family: var(--font-display);
  font-size: clamp(38px, 4.5vw, 70px);
  font-weight: 300;
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--color-white);
  margin: 0 0 clamp(48px, 6vw, 80px);
}

.servicios__headline em {
  font-style: italic;
  font-weight: 400;
  color: var(--color-gold);
}

/* ═══════════════════════════════════════════
   LISTA DE SERVICIOS — Tratamiento editorial
═══════════════════════════════════════════ */

.servicios__list {
  border-top: 1px solid rgba(201, 164, 74, 0.12);
}

/* Item */
.servicios__item {
  display: grid;
  grid-template-columns: 28px 1fr 22px;
  gap: 0 24px;
  align-items: start;
  padding: clamp(22px, 2.8vw, 34px) 0;
  border-bottom: 1px solid rgba(201, 164, 74, 0.08);
  cursor: pointer;
  position: relative;
  outline: none;
  -webkit-tap-highlight-color: transparent;
}

/* Línea dorada que recorre el borde superior al activar */
.servicios__item::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  height: 1px;
  width: 0;
  background: var(--color-gold);
  transition: width 700ms var(--ease-premium);
}

.servicios__item.is-active::before {
  width: 100%;
}

/* Accesibilidad — focus visible */
.servicios__item:focus-visible {
  outline: 1px solid rgba(201, 164, 74, 0.35);
  outline-offset: 3px;
}

/* ─── Número ─── */
.servicios__item-num {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-silver);
  padding-top: 5px;
  transition: color 300ms var(--ease-premium);
}

.servicios__item.is-active .servicios__item-num {
  color: var(--color-gold);
}

.servicios__item:hover:not(.is-active) .servicios__item-num {
  color: rgba(201, 164, 74, 0.55);
}

/* ─── Cuerpo del item ─── */
.servicios__item-body {
  display: flex;
  flex-direction: column;
}

/* Barra dorada — aparece antes del nombre en estado activo */
.servicios__item-bar {
  display: block;
  width: 0;
  height: 1px;
  background: var(--color-gold-dim);
  margin-bottom: 0;
  transition:
    width 500ms var(--ease-premium) 100ms,
    margin-bottom 400ms var(--ease-premium) 100ms;
}

.servicios__item.is-active .servicios__item-bar {
  width: 28px;
  margin-bottom: 12px;
}

/* Nombre del servicio */
.servicios__item-name {
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 46px);
  font-weight: 300;
  line-height: 1.0;
  letter-spacing: -0.01em;
  color: rgba(244, 239, 230, 0.38);
  margin: 0;
  transition:
    color 400ms var(--ease-premium),
    font-style 300ms ease;
}

.servicios__item.is-active .servicios__item-name {
  color: var(--color-white);
  font-style: italic;
}

.servicios__item:hover:not(.is-active) .servicios__item-name {
  color: rgba(244, 239, 230, 0.72);
}

/* Descripción — oculta, se revela en activo */
.servicios__item-desc {
  font-family: var(--font-body);
  font-size: clamp(13px, 1.3vw, 14.5px);
  font-weight: 400;
  line-height: 1.72;
  color: var(--color-silver);
  margin: 0;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition:
    max-height 550ms var(--ease-premium) 50ms,
    opacity 380ms var(--ease-premium) 150ms,
    margin-top 400ms var(--ease-premium) 50ms;
}

.servicios__item.is-active .servicios__item-desc {
  /* Sprint 019: ampliado de 72px — Limpieza/Mantenimiento pasaron a texto largo
     aprobado por el cliente. max-height es solo un techo para la transición
     (truco CSS habitual de 0→auto); no añade espacio a los servicios más cortos. */
  max-height: 220px;
  opacity: 1;
  margin-top: 12px;
}

/* ─── Flecha ─── */
.servicios__item-arrow {
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  padding-top: 5px;
  color: transparent;
  transition:
    color 300ms var(--ease-premium),
    transform 400ms var(--ease-premium);
}

.servicios__item-arrow svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.servicios__item.is-active .servicios__item-arrow {
  color: var(--color-gold);
  transform: translateX(3px);
}

.servicios__item:hover:not(.is-active) .servicios__item-arrow {
  color: rgba(201, 164, 74, 0.30);
}

/* ─── CTA bajo lista ─── */
.servicios__cta {
  margin-top: clamp(40px, 5vw, 64px);
}

/* ═══════════════════════════════════════════
   PANEL DERECHO — Imagen dinámica
═══════════════════════════════════════════ */

.servicios__right {
  position: sticky;
  top: calc(var(--nav-height) + 40px);
}

.servicios__images {
  position: relative;
  height: 560px;
  overflow: hidden;
}

/* Imagen individual */
.servicios__image {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 900ms var(--ease-premium);
}

.servicios__image.is-active {
  opacity: 1;
  pointer-events: auto;
}

.servicios__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.80) saturate(0.80);
  transform: scale(1.06);
  transition:
    transform 1400ms var(--ease-premium),
    filter 900ms var(--ease-premium);
}

.servicios__image.is-active img {
  transform: scale(1.00);
  filter: brightness(0.84) saturate(0.82);
}

/* Overlay — Tipo 1 direccional inferior */
.servicios__image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(12, 18, 32, 0.70) 0%,
    rgba(12, 18, 32, 0.28) 40%,
    rgba(12, 18, 32, 0.05) 70%,
    rgba(12, 18, 32, 0.00) 100%
  );
  z-index: 1;
}

/* Caption flotante dentro de la imagen */
.servicios__image-caption {
  position: absolute;
  bottom: 28px;
  left: 28px;
  right: 28px;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.servicios__image-caption-label {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: var(--color-gold);
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 600ms var(--ease-premium) 400ms,
    transform 600ms var(--ease-premium) 400ms;
}

.servicios__image.is-active .servicios__image-caption-label {
  opacity: 1;
  transform: translateY(0);
}

.servicios__image-caption-name {
  font-family: var(--font-display);
  font-size: clamp(18px, 2vw, 26px);
  font-weight: 300;
  font-style: italic;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--color-white);
  opacity: 0;
  transform: translateY(10px);
  transition:
    opacity 700ms var(--ease-premium) 520ms,
    transform 700ms var(--ease-premium) 520ms;
}

.servicios__image.is-active .servicios__image-caption-name {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════════════
   RESPONSIVE — TABLET
═══════════════════════════════════════════ */

@media (max-width: 1023px) {
  .servicios__container {
    grid-template-columns: 1fr;
    padding: 0 48px;
    gap: 48px;
  }

  .servicios__right {
    position: static;
    order: -1;
  }

  .servicios__images {
    height: 400px;
  }

  .servicios__section-num {
    display: none;
  }
}

/* ═══════════════════════════════════════════
   RESPONSIVE — MOBILE
═══════════════════════════════════════════ */

@media (max-width: 767px) {
  .servicios {
    padding: var(--space-xl) 0;
  }

  .servicios__container {
    padding: 0 24px;
    gap: 40px;
  }

  .servicios__right {
    display: none;
  }

  .servicios__item {
    grid-template-columns: 22px 1fr 18px;
    gap: 0 14px;
    padding: 22px 0;
  }

  .servicios__item.is-active .servicios__item-desc {
    /* Sprint 019: ampliado de 90px por el mismo motivo que la regla base */
    max-height: 340px;
  }

  .servicios__cta {
    margin-top: var(--space-lg);
  }
}