/* ==========================================================================
   sections.css — Estilos por sección del single page
   C&C Servicios Integrales S.R.L
   ========================================================================== */


/* === #INICIO — HERO SECTION ================================================ */

.section--hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

/* Fondo */
.hero__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero__bg-img {
  width: 100%;
  height: 110%;      /* extra para el parallax GSAP */
  object-fit: cover;
  object-position: center top;
  will-change: transform;
}

.hero__bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(13, 13, 13, 0.3) 0%,
    rgba(13, 13, 13, 0.55) 35%,
    rgba(13, 13, 13, 0.88) 70%,
    rgba(13, 13, 13, 0.98) 100%
  );
}

/* Contenido */
.hero__content {
  position: relative;
  z-index: var(--z-base);
  width: 100%;
  padding-top: calc(var(--navbar-height-mobile) + var(--space-16));
  padding-bottom: var(--space-20);
}

.hero__inner {
  max-width: 760px;
}

.hero__eyebrow {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-accent);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: var(--space-5);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 11vw, 8rem);
  line-height: 0.95;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.hero__title-accent {
  color: var(--color-accent);
}

.hero__subtitle {
  font-size: clamp(var(--text-sm), 2vw, var(--text-lg));
  font-weight: var(--weight-light);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  max-width: 520px;
  margin-bottom: var(--space-10);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* Indicador de scroll */
.hero__scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-base);
}

.hero__scroll-line {
  width: 1px;
  height: 52px;
  background: linear-gradient(to bottom, transparent, var(--color-accent));
  animation: scroll-pulse 2.2s ease-in-out 1.8s infinite both;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0;   transform: translateY(-6px); }
  50%       { opacity: 0.8; transform: translateY(6px);  }
}

/* Tablet */
@media (min-width: 768px) {
  .hero__content {
    padding-bottom: var(--space-24);
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .hero__content {
    padding-top: calc(var(--navbar-height-desktop) + var(--space-24));
    padding-bottom: var(--space-32);
  }
}


/* === #SERVICIOS — Grid de servicios ======================================== */

.section--servicios {
  padding-block: var(--space-20) var(--space-32);
  background-color: var(--color-surface-light);
}

/* Rótulo "Lo que hacemos": fondo oscuro ceñido a las letras para resaltar el
   amarillo sobre el fondo claro (tipo etiqueta) */
.section--servicios .section-eyebrow {
  display: inline-block;
  background-color: var(--color-bg);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
}

/* Título en negro con sombra sutil sobre el fondo claro (solo en esta sección) */
.section--servicios .section-title {
  color: var(--color-text-invert);
  text-shadow: 0 3px 10px rgba(0, 0, 0, 0.22);
}

/* Carrusel horizontal: auto-scroll continuo tipo marquee, pausa al hover.
   Solo animamos transform (translateX) sobre la pista. */
.servicios-marquee {
  position: relative;
  overflow: hidden;
  /* Aire vertical para que la sombra del hover no quede recortada al elevarse */
  padding-block: var(--space-8);
  /* Difuminado en ambos bordes: las tarjetas entran y salen con suavidad */
  -webkit-mask-image: linear-gradient(
    to right, transparent 0, #000 7%, #000 93%, transparent 100%);
  mask-image: linear-gradient(
    to right, transparent 0, #000 7%, #000 93%, transparent 100%);
}

.servicios-track {
  display: flex;
  width: max-content;
  will-change: transform;
  /* La duración real la fija main.js según el ancho (velocidad constante) */
  animation: servicios-scroll var(--servicios-scroll-duration, 48s) linear infinite;
}

/* Pausa al pasar el cursor o al enfocar una tarjeta con el teclado */
.servicios-marquee:hover .servicios-track,
.servicios-marquee:focus-within .servicios-track {
  animation-play-state: paused;
}

@keyframes servicios-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* Movimiento reducido: sin animación; carrusel desplazable a mano */
@media (prefers-reduced-motion: reduce) {
  .servicios-marquee {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    -webkit-mask-image: none;
    mask-image: none;
  }

  .servicios-track {
    animation: none;
  }
}

/* Tarjeta — slide de ancho fijo. El margin-right hace de separación y permite
   el loop perfecto al desplazar la pista exactamente -50%. */
.service-card {
  position: relative;
  flex: 0 0 auto;
  width: clamp(280px, 82vw, 420px);
  margin-right: var(--space-6);
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-base);
}

.service-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.55);
  z-index: var(--z-base);
}

/* Disparador: cubre toda la tarjeta y la hace clickeable (abre el modal) */
.service-card__trigger {
  position: absolute;
  inset: 0;
  z-index: var(--z-base);
  width: 100%;
  height: 100%;
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
}

.service-card__trigger:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -4px;
}

/* Imagen */
.service-card__media {
  aspect-ratio: 5/4;
  overflow: hidden;
  margin: 0;
  background-color: var(--color-bg);
}

.service-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.service-card:hover .service-card__media img {
  transform: scale(1.05);
}

/* Placeholder: espacio reservado para la imagen pendiente */
.service-card__media--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-alt);
  background-image:
    repeating-linear-gradient(
      45deg,
      var(--color-border) 0,
      var(--color-border) 1px,
      transparent 1px,
      transparent 12px
    );
}

.service-card__placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  text-align: center;
}

.service-card__placeholder svg {
  width: 40px;
  height: 40px;
  opacity: 0.6;
}

.service-card__placeholder-text {
  font-size: var(--text-sm);
  font-weight: var(--weight-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Cuerpo de texto */
.service-card__body {
  padding: var(--space-6) var(--space-6) var(--space-8);
}

.service-card__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  text-transform: uppercase;
  color: var(--color-text);
  line-height: 1.1;
  margin-bottom: var(--space-3);
}

.service-card__desc {
  font-size: var(--text-sm);
  font-weight: var(--weight-light);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  max-width: none;
}

/* === #PROYECTOS — Portfolio / galería ====================================== */

.section--proyectos {
  padding-block: var(--space-20) var(--space-32);
  background-color: var(--color-bg-alt);
}

/* --- Filtros (pills) ------------------------------------------------------ */
.proyectos-filters {
  display: flex;
  flex-wrap: nowrap;
  gap: var(--space-3);
  margin-bottom: var(--space-12);
  /* Scroll horizontal en mobile cuando las pills no entran */
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: var(--space-1);
}

.proyectos-filters::-webkit-scrollbar {
  display: none;
}

.proyectos-filter {
  flex: 0 0 auto;
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  background-color: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  white-space: nowrap;
  cursor: pointer;
  transition:
    color var(--transition-fast),
    background-color var(--transition-fast),
    border-color var(--transition-fast);
}

.proyectos-filter:hover,
.proyectos-filter:focus-visible {
  color: var(--color-text);
  border-color: var(--color-border-hover);
  outline: none;
}

.proyectos-filter--active,
.proyectos-filter--active:hover {
  color: var(--color-text-invert);
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

/* --- Grid + colapso "Ver más" --------------------------------------------- */
.proyectos-grid-wrap {
  position: relative;
}

.proyectos-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

/* Difuminado inferior: solo visible cuando la grilla está colapsada.
   Gradiente al fondo + blur creciente hacia el borde (mask) → "se difumina". */
.proyectos-grid-fade {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: var(--space-32);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-base);
  background: linear-gradient(to bottom, transparent 0%, var(--color-bg-alt) 92%);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 65%);
  mask-image: linear-gradient(to bottom, transparent, #000 65%);
}

.proyectos-grid-wrap.is-collapsed .proyectos-grid-fade {
  opacity: 1;
}

/* Botón "Ver más / Ver menos" */
.proyectos-more {
  display: flex;
  justify-content: center;
  margin-top: var(--space-10);
}

.proyectos-more__btn[hidden] {
  display: none;
}

.proyectos-more__chevron {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-base);
}

.proyectos-more__btn[aria-expanded="true"] .proyectos-more__chevron {
  transform: rotate(180deg);
}

@media (min-width: 640px) {
  .proyectos-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .proyectos-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* --- Card ----------------------------------------------------------------- */
.project-card {
  position: relative;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  overflow: hidden;
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-base);
}

.project-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-base);
}

/* Disparador: cubre toda la card y abre el lightbox */
.project-card__trigger {
  position: absolute;
  inset: 0;
  z-index: var(--z-base);
  width: 100%;
  height: 100%;
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
}

.project-card__trigger:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -4px;
}

/* Media + badge + overlay */
.project-card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  margin: 0;
  background-color: var(--color-bg-alt);
}

.project-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.project-card:hover .project-card__media img {
  transform: scale(1.05);
}

.project-card__badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  z-index: var(--z-base);
  padding: var(--space-1) var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-invert);
  background-color: var(--color-accent);
  border-radius: var(--radius-sm);
}

/* Overlay oscuro + ícono expand, visible al hover */
.project-card__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-overlay);
  color: var(--color-accent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.project-card:hover .project-card__overlay,
.project-card__trigger:focus-visible ~ .project-card__media .project-card__overlay {
  opacity: 1;
}

.project-card__overlay svg {
  width: 40px;
  height: 40px;
  transform: scale(0.85);
  transition: transform var(--transition-base);
}

.project-card:hover .project-card__overlay svg {
  transform: scale(1);
}

/* Cuerpo */
.project-card__body {
  padding: var(--space-5) var(--space-6) var(--space-6);
}

.project-card__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  text-transform: uppercase;
  color: var(--color-text);
  line-height: 1.1;
  margin-bottom: var(--space-2);
}

.project-card__meta {
  font-size: var(--text-sm);
  font-weight: var(--weight-light);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  max-width: none;
}

/* === #EMPRESA — La Empresa ================================================= */

.section--empresa {
  position: relative;
  padding-top: var(--space-20);
  padding-bottom: var(--space-20);
  overflow: hidden;
}

/* Fondo con parallax */
.empresa__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.empresa__bg-img {
  position: absolute;
  top: -25%;
  left: 0;
  width: 100%;
  height: 150%;
  object-fit: cover;
  object-position: center;
  will-change: transform;
}

.empresa__bg-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13, 13, 13, 0.72);
}

/* Todo el contenido por encima del fondo */
.empresa__intro,
.empresa__intro-text,
.empresa__stats,
.empresa__split,
.empresa__closing-text {
  position: relative;
  z-index: var(--z-base);
}

/* Párrafo introductorio sobre la tarjeta */
.empresa__intro-text {
  margin-bottom: var(--space-10);
}

/* Párrafos de cierre debajo de la tarjeta */
.empresa__closing-text {
  margin-top: var(--space-10);
}

/* Intro: header + manifesto */
.empresa__intro {
  margin-bottom: var(--space-16);
}

.empresa__manifesto {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.5vw, 2.2rem);
  line-height: var(--leading-snug);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  max-width: 760px;
  margin-top: var(--space-8);
}

/* Stats strip */
.empresa__stats {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-20);
}

.empresa__stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
  .empresa__stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.empresa-stat {
  padding: var(--space-8) var(--space-6);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.empresa-stat:nth-child(2n) {
  border-right: none;
}

@media (min-width: 768px) {
  .empresa-stat:nth-child(2n) {
    border-right: 1px solid var(--color-border);
  }
  .empresa-stat:last-child {
    border-right: none;
  }
}

/* Borde inferior en mobile para separar las dos filas */
@media (max-width: 767px) {
  .empresa-stat:nth-child(-n+2) {
    border-bottom: 1px solid var(--color-border);
  }
}

.empresa-stat__number {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  color: var(--color-accent);
  line-height: 1;
  letter-spacing: 0.02em;
}

.empresa-stat__label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* Split: imagen / cuerpo */
.empresa__split {
  display: grid;
  grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
  .empresa__split {
    grid-template-columns: 55fr 45fr;
    min-height: 580px;
  }
}

.empresa__split-image {
  overflow: hidden;
  padding: var(--space-4);
  align-self: center;
}

.empresa__split-image img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: center;
  display: block;
}

.empresa__split-body {
  padding: var(--space-12) var(--space-8) var(--space-16);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@media (min-width: 1024px) {
  .empresa__split-body {
    padding: var(--space-16) var(--space-12) var(--space-16) var(--space-16);
  }
}

.empresa__description {
  font-size: clamp(var(--text-lg), 2vw, var(--text-xl));
  font-weight: var(--weight-light);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-10);
}

/* Línea introductoria antes de los sectores */
.empresa__lead {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  max-width: 520px;
  margin-bottom: var(--space-4);
}

/* Valores */
.empresa__valores {
  display: flex;
  flex-direction: column;
}

.empresa__valor {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-border);
}

.empresa__valor:last-child {
  border-bottom: 1px solid var(--color-border);
}

.empresa__valor-title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  letter-spacing: 0.04em;
}

.empresa__valor-desc {
  font-size: var(--text-base);
  font-weight: var(--weight-regular);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}


/* Mapa de ubicación */
.empresa__mapa-wrap {
  position: relative;
  z-index: var(--z-base);
  margin: var(--space-12) var(--space-6);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

@media (min-width: 1024px) {
  .empresa__mapa-wrap {
    margin: var(--space-16) var(--space-24);
  }
}

.empresa__mapa-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  background-color: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.empresa__mapa-address {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.empresa__mapa-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.empresa__mapa-place {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.empresa__mapa {
  height: 380px;
}

.empresa__mapa iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}


/* === #CONTACTO — Formulario + datos ======================================== */

.section--contacto {
  padding-block: var(--space-20) var(--space-32);
  background-color: var(--color-bg-alt);
}

.contacto-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-16);
}

@media (min-width: 1024px) {
  .contacto-grid {
    grid-template-columns: 3fr 2fr;
    gap: var(--space-20);
    align-items: start;
  }
}

/* Datos de contacto */
.contacto-info {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.contacto-info__block {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-block: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.contacto-info__block:first-child {
  border-top: 1px solid var(--color-border);
}

.contacto-info__label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contacto-info__value {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: var(--leading-snug);
}

.contacto-info__link {
  transition: color var(--transition-fast);
}

.contacto-info__link:hover {
  color: var(--color-text);
}

.contacto-info__whatsapp {
  margin-top: var(--space-8);
  align-self: flex-start;
}

/* === FOOTER ================================================================ */

.site-footer {
  background-color: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-16);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-16);
  border-bottom: 1px solid var(--color-border);
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-12);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-16);
  }
}

/* Brand */
.footer-logo {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  color: var(--color-text);
  letter-spacing: 0.06em;
  line-height: 1;
  margin-bottom: var(--space-4);
  transition: color var(--transition-fast);
}

.footer-logo:hover {
  color: var(--color-accent);
}

.footer-tagline {
  font-size: var(--text-sm);
  font-weight: var(--weight-light);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  max-width: 280px;
}

/* Título de columna */
.footer-col__title {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-5);
}

/* Nav */
.footer-nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-nav__link {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer-nav__link:hover {
  color: var(--color-text);
}

/* Contacto */
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-contact__item {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-snug);
  transition: color var(--transition-fast);
}

a.footer-contact__item:hover {
  color: var(--color-text);
}

/* Bottom bar */
.footer-bottom {
  text-align: center;
  padding-block: var(--space-6);
}

.footer-legal {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  opacity: 0.55;
}