/* ==========================================================================
   components.css — Componentes reutilizables
   C&C Servicios Integrales S.R.L
   ========================================================================== */


/* === NAVBAR ================================================================ */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-overlay);   /* 50 — siempre sobre el overlay */
  transition:
    background-color var(--transition-base),
    border-color var(--transition-base),
    backdrop-filter var(--transition-slow);
}

.navbar {
  height: var(--navbar-height-mobile);
}

@media (min-width: 1024px) {
  .navbar {
    height: var(--navbar-height-desktop);
  }
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo */
.navbar__logo {
  display: inline-flex;
  align-items: center;
}

.navbar__logo-text {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  color: var(--color-text);
  letter-spacing: 0.06em;
  line-height: 1;
  transition: color var(--transition-fast);
}

.navbar__logo:hover .navbar__logo-text,
.navbar__logo:focus-visible .navbar__logo-text {
  color: var(--color-accent);
}

/* Botón hamburger */
.navbar__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 8px;
  cursor: pointer;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
}

.navbar__toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 2px;
  transform-origin: center;
  transition:
    transform var(--transition-base),
    opacity var(--transition-fast),
    background-color var(--transition-fast);
}

/* Navbar con scroll: fondo oscuro con blur */
.site-header--scrolled {
  background-color: rgba(13, 13, 13, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
}

/* Hamburger → X (distancia barra-a-barra: altura 2px + gap 6px = 8px) */
.navbar__toggle[aria-expanded="true"] .navbar__toggle-bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.navbar__toggle[aria-expanded="true"] .navbar__toggle-bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.navbar__toggle[aria-expanded="true"] .navbar__toggle-bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}


/* === OVERLAY MENU FULLSCREEN =============================================== */

.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay-bg);  /* 30 — debajo del header (50) */
  background-color: var(--color-overlay);
  display: flex;
  flex-direction: column;
  /* padding-top compensa la navbar fija; padding-bottom deja espacio al bloque de contacto */
  padding: var(--navbar-height-mobile) var(--space-8) 120px;
  opacity: 0;  /* GSAP anima desde aquí */
}

/* Contenedor del nav: ocupa el espacio restante y centra la lista verticalmente */
.nav-overlay__nav {
  flex: 1;
  display: flex;
  align-items: center;
}

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

.nav-overlay__link {
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-4);
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 9vw, 5rem);
  line-height: 1.05;
  color: var(--color-text);
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: color var(--transition-fast);
  will-change: transform, opacity;
}

.nav-overlay__link:hover,
.nav-overlay__link:focus-visible {
  color: var(--color-accent);
  transform: translateX(14px);
  outline: none;
}

.nav-overlay__number {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  letter-spacing: 0.12em;
  align-self: center;
  transition: color var(--transition-fast);
}

.nav-overlay__link:hover .nav-overlay__number,
.nav-overlay__link:focus-visible .nav-overlay__number {
  color: var(--color-accent);
}

/* Bloque de contacto, anclado al fondo del overlay */
.nav-overlay__contact {
  position: absolute;
  bottom: var(--space-10);
  left: var(--space-8);
  right: var(--space-8);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-8);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
}

.nav-overlay__contact-link,
.nav-overlay__contact-address {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  transition: color var(--transition-fast);
}

.nav-overlay__contact-link:hover {
  color: var(--color-accent);
}

/* Tablet */
@media (min-width: 768px) {
  .nav-overlay {
    padding-left: var(--space-16);
    padding-right: var(--space-16);
  }

  .nav-overlay__contact {
    left: var(--space-16);
    right: var(--space-16);
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .nav-overlay {
    padding-top: var(--navbar-height-desktop);
    padding-left: var(--space-24);
    padding-right: var(--space-24);
  }

  .nav-overlay__contact {
    left: var(--space-24);
    right: var(--space-24);
  }
}


/* === BOTONES / CTA ========================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition:
    background-color var(--transition-base),
    color var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-fast);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

/* Primario: fondo amarillo */
.btn--primary {
  background-color: var(--color-accent);
  color: #0d0d0d;
  border-color: var(--color-accent);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background-color: #ffd200;
  border-color: #ffd200;
  box-shadow: var(--shadow-accent);
}

/* Ghost: borde sutil, se activa con amarillo en hover */
.btn--ghost {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  border-color: var(--color-accent);
  color: var(--color-accent);
}


/* === ENCABEZADO DE SECCIÓN (reutilizable) ================================== */

.section-header {
  margin-bottom: var(--space-16);
}

.section-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-4);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 0.95;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--color-text);
}


/* === Etapa 4: Modal de servicios =========================================== */

.servicio-modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  opacity: 0;  /* GSAP anima desde aquí */
}

.servicio-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
}

.servicio-modal__dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 560px;
  max-height: calc(100vh - var(--space-12));
  overflow-y: auto;
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transform-origin: center;  /* zoom al centro */
  will-change: transform, opacity;
}

.servicio-modal__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  margin: 0;
}

.servicio-modal__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.servicio-modal__body {
  padding: var(--space-8);
}

.servicio-modal__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  text-transform: uppercase;
  color: var(--color-text);
  line-height: 1.1;
  margin-bottom: var(--space-4);
}

.servicio-modal__desc {
  font-size: var(--text-base);
  font-weight: var(--weight-light);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

.servicio-modal__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgba(13, 13, 13, 0.55);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.servicio-modal__close:hover,
.servicio-modal__close:focus-visible {
  color: var(--color-accent);
  border-color: var(--color-border-hover);
  outline: none;
}

.servicio-modal__close svg {
  width: 20px;
  height: 20px;
}

/* === FORMULARIO ============================================================ */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

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

.form-label__opt {
  font-weight: var(--weight-regular);
  opacity: 0.6;
  text-transform: none;
  letter-spacing: 0;
}

.form-input {
  width: 100%;
  background-color: var(--color-bg-alt);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-base);
  font-family: var(--font-body);
  font-weight: var(--weight-regular);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.form-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(245, 196, 0, 0.08);
}

.form-input::placeholder {
  color: rgba(255, 255, 255, 0.18);
}

.form-input--textarea {
  resize: vertical;
  min-height: 140px;
  line-height: var(--leading-relaxed);
}

.contacto-form__submit {
  margin-top: var(--space-2);
  width: 100%;
}

@media (min-width: 640px) {
  .contacto-form__submit {
    width: auto;
  }
}

.form-status {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-sm);
  border-left: 3px solid;
  max-width: none;
}

.form-status--success {
  color: #4ade80;
  background-color: rgba(74, 222, 128, 0.06);
  border-color: #4ade80;
}

.form-status--error {
  color: #f87171;
  background-color: rgba(248, 113, 113, 0.06);
  border-color: #f87171;
}


/* === BOTÓN FLOTANTE WHATSAPP =============================================== */

.whatsapp-btn {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-toast);
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
  background-color: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.whatsapp-btn svg {
  width: 28px;
  height: 28px;
}

.whatsapp-btn:hover,
.whatsapp-btn:focus-visible {
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.35);
}


/* === Etapa 5: Lightbox de proyectos ======================================== */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);   /* 90 — sobre el header (50) */
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-16) var(--space-6);
  opacity: 0;   /* GSAP anima desde aquí */
}

.lightbox__backdrop {
  position: absolute;
  inset: 0;
  background-color: var(--color-overlay);
}

/* Figura + imagen */
.lightbox__figure {
  position: relative;
  z-index: 1;
  margin: 0;
  max-width: 1100px;
  max-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox__img {
  max-width: 100%;
  max-height: calc(100vh - var(--space-32));
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-base);
  will-change: transform, opacity;
}

/* Botón cerrar */
.lightbox__close {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background-color: var(--color-bg-alt);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.lightbox__close:hover,
.lightbox__close:focus-visible {
  color: var(--color-accent);
  border-color: var(--color-border-hover);
  outline: none;
}

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

/* Contador */
.lightbox__counter {
  position: absolute;
  top: var(--space-6);
  left: var(--space-6);
  z-index: 2;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

/* Flechas de navegación */
.lightbox__nav {
  position: absolute;
  top: 50%;
  z-index: 2;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background-color: var(--color-bg-alt);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.lightbox__nav:hover,
.lightbox__nav:focus-visible {
  color: var(--color-accent);
  border-color: var(--color-border-hover);
  outline: none;
}

.lightbox__nav svg {
  width: 26px;
  height: 26px;
}

.lightbox__nav--prev {
  left: var(--space-4);
}

.lightbox__nav--next {
  right: var(--space-4);
}

@media (min-width: 1024px) {
  .lightbox__nav--prev {
    left: var(--space-8);
  }
  .lightbox__nav--next {
    right: var(--space-8);
  }
}

/* Oculta las flechas cuando la galería tiene una sola imagen */
.lightbox--single .lightbox__nav {
  display: none;
}


/* === Etapa 7: Footer ======================================================= */