/* ============================================================
   STYLES.CSS — Estilos globales
   Paleta principal:
     Fondo:       #0a0a0a / #141414 / #1c1c1c
     Acento oro:  #d4af37  /  #b8860b
     Texto:       #ffffff  /  #cccccc  /  #888888
   Fuentes: Poppins (cuerpo), Playfair Display (títulos)
   ============================================================ */

/* --- Reset --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* --- Variables globales --- */
:root {
  --color-fondo:       #0a0a0a;
  --color-fondo-alt:   #141414;
  --color-fondo-card:  #1c1c1c;
  --color-oro:         #d4af37;
  --color-oro-oscuro:  #b8860b;
  --color-texto:       #ffffff;
  --color-texto-sec:   #cccccc;
  --color-texto-tenue: #888888;
  --color-borde:       #2a2a2a;
  --color-error:       #e05c5c;
  --color-exito:       #4caf73;

  --fuente-cuerpo:  'Poppins', sans-serif;
  --fuente-display: 'Playfair Display', serif;

  --radio:        8px;
  --radio-grande: 16px;

  --sombra:       0 4px 24px rgba(0, 0, 0, 0.6);
  --sombra-oro:   0 0 24px rgba(212, 175, 55, 0.15);

  --transicion: 0.3s ease;
  --container:  1200px;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--fuente-cuerpo);
  background-color: var(--color-fondo);
  color: var(--color-texto);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

button {
  font-family: var(--fuente-cuerpo);
}

/* ============================================================
   CONTENEDOR
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ============================================================
   BOTONES
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radio);
  font-family: var(--fuente-cuerpo);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.4px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background-color var(--transicion),
              border-color var(--transicion),
              color var(--transicion),
              transform var(--transicion),
              box-shadow var(--transicion);
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-oro);
  color: #0a0a0a;
  border-color: var(--color-oro);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background-color: var(--color-oro-oscuro);
  border-color: var(--color-oro-oscuro);
  transform: translateY(-2px);
  box-shadow: var(--sombra-oro);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-texto);
  border-color: rgba(255, 255, 255, 0.35);
}

.btn--outline:hover,
.btn--outline:focus-visible {
  border-color: var(--color-oro);
  color: var(--color-oro);
  transform: translateY(-2px);
}

.btn--full {
  width: 100%;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* ============================================================
   ENCABEZADOS DE SECCIÓN
   ============================================================ */
.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-tag {
  display: inline-block;
  color: var(--color-oro);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--fuente-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--color-texto);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-title--left {
  text-align: left;
}

.section-subtitle {
  color: var(--color-texto-sec);
  font-size: 1rem;
  max-width: 540px;
  margin: 0 auto;
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: background-color var(--transicion),
              padding var(--transicion),
              box-shadow var(--transicion);
}

.header.scrolled {
  background-color: rgba(10, 10, 10, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 0.8rem 0;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.55);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 1001;
}

.nav__logo-img {
  height: 40px;
  width: auto;
}

.nav__logo-text {
  font-family: var(--fuente-display);
  font-size: 1.5rem;
  color: var(--color-oro);
  font-weight: 700;
  letter-spacing: 1px;
}

/* Menú desktop */
.nav__menu {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav__link {
  color: var(--color-texto-sec);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.4px;
  transition: color var(--transicion);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-oro);
  transition: width var(--transicion);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-oro);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

/* Botón hamburguesa */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.3rem;
  z-index: 1001;
}

.hamburger {
  display: block;
  width: 26px;
  height: 2px;
  background-color: var(--color-texto);
  border-radius: 2px;
  transition: transform var(--transicion), opacity var(--transicion);
}

/* ============================================================
   GALERÍA
   ============================================================ */
.galeria {
  padding: 6rem 0;
  background-color: var(--color-fondo-alt);
}

.galeria__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.galeria__item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radio);
  aspect-ratio: 4 / 3;
  background-color: var(--color-fondo-card);
  cursor: pointer;
}

.galeria__item--grande {
  grid-column: 1 / 3;
  aspect-ratio: 16 / 9;
}

.galeria__item--ancho {
  grid-column: 1 / 3;
  aspect-ratio: 16 / 7;
}

.galeria__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.galeria__item--fit .galeria__img {
  object-fit: contain;
  background-color: #111111;
}

.galeria__item:hover .galeria__img {
  transform: scale(1.06);
}

.galeria__item--fit:hover .galeria__img {
  transform: none;
}

.galeria__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 1.25rem;
  opacity: 0;
  transition: opacity var(--transicion);
}

.galeria__item:hover .galeria__overlay {
  opacity: 1;
}

.galeria__label {
  color: var(--color-oro);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* ============================================================
   SOBRE NOSOTROS
   ============================================================ */
.nosotros {
  padding: 6rem 0;
  background-color: var(--color-fondo);
}

.nosotros__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.nosotros__imagen {
  position: relative;
}

.nosotros__img-placeholder {
  width: 100%;
  aspect-ratio: 4 / 5;
  background-color: var(--color-fondo-card);
  border-radius: var(--radio-grande);
  overflow: hidden;
  border: 1px solid var(--color-borde);
}

.nosotros__img-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.nosotros__img-empty {
  display: flex;
  align-items: center;
  justify-content: center;
}

.nosotros__img-empty::after {
  content: 'Reemplazar con foto del local';
  color: var(--color-texto-tenue);
  font-size: 0.85rem;
  text-align: center;
  padding: 1rem;
}

.nosotros__badge {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  background-color: var(--color-oro);
  color: #0a0a0a;
  padding: 1.25rem 1.5rem;
  border-radius: var(--radio);
  text-align: center;
  box-shadow: var(--sombra);
}

.nosotros__badge-num {
  display: block;
  font-family: var(--fuente-display);
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1;
}

.nosotros__badge-txt {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 0.3rem;
}

.nosotros__contenido {
  padding: 1rem 0;
}

.nosotros__texto {
  color: var(--color-texto-sec);
  margin-bottom: 1.25rem;
  font-size: 0.95rem;
  line-height: 1.85;
}

.nosotros__stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-borde);
}

.stat__num {
  display: block;
  font-family: var(--fuente-display);
  font-size: 1.9rem;
  color: var(--color-oro);
  font-weight: 700;
  line-height: 1.1;
}

.stat__label {
  display: block;
  color: var(--color-texto-tenue);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-top: 0.25rem;
}

/* ============================================================
   TESTIMONIOS
   ============================================================ */
.testimonios {
  padding: 6rem 0;
  background-color: var(--color-fondo-alt);
}

.testimonios__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonio-card {
  background-color: var(--color-fondo-card);
  border: 1px solid var(--color-borde);
  border-radius: var(--radio-grande);
  padding: 2rem;
  transition: border-color var(--transicion), transform var(--transicion);
}

.testimonio-card:hover {
  border-color: rgba(212, 175, 55, 0.45);
  transform: translateY(-4px);
}

.testimonio-card__estrellas {
  color: var(--color-oro);
  font-size: 1rem;
  letter-spacing: 2px;
  margin-bottom: 1rem;
}

.testimonio-card__texto {
  color: var(--color-texto-sec);
  font-size: 0.92rem;
  line-height: 1.75;
  font-style: italic;
  margin-bottom: 1.5rem;
}

.testimonio-card__autor {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.testimonio-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--color-oro);
  color: #0a0a0a;
  font-weight: 700;
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  letter-spacing: 0.5px;
}

.testimonio-card__nombre {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
}

.testimonio-card__fecha {
  display: block;
  color: var(--color-texto-tenue);
  font-size: 0.78rem;
  margin-top: 0.15rem;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background-color: #060606;
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--color-borde);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer__logo {
  font-family: var(--fuente-display);
  font-size: 1.8rem;
  color: var(--color-oro);
  font-weight: 700;
  display: block;
  margin-bottom: 0.75rem;
}

.footer__tagline {
  color: var(--color-texto-tenue);
  font-size: 0.9rem;
}

.footer__nav-titulo {
  color: var(--color-texto);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.footer__nav-lista {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer__link {
  color: var(--color-texto-tenue);
  font-size: 0.9rem;
  transition: color var(--transicion);
}

.footer__link:hover {
  color: var(--color-oro);
}

.footer__social {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.footer__social-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--color-texto-tenue);
  font-size: 0.9rem;
  transition: color var(--transicion);
}

.footer__social-link img,
.footer__social-link svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.5;
  transition: opacity var(--transicion);
}

.footer__social-link img {
  filter: invert(1);
}

.footer__social-link:hover {
  color: var(--color-oro);
}

.footer__social-link:hover img,
.footer__social-link:hover svg {
  opacity: 1;
}

.footer__bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--color-borde);
  text-align: center;
}

.footer__copy {
  color: var(--color-texto-tenue);
  font-size: 0.8rem;
}

/* ============================================================
   BOTÓN WHATSAPP FLOTANTE
   ============================================================ */
.whatsapp-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 58px;
  height: 58px;
  background-color: #25D366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: transform var(--transicion), box-shadow var(--transicion);
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.55);
}

.whatsapp-btn__tooltip {
  position: absolute;
  right: calc(100% + 12px);
  background-color: #1c1c1c;
  color: #fff;
  font-size: 0.78rem;
  font-weight: 500;
  white-space: nowrap;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  pointer-events: none;
  opacity: 0;
  transform: translateX(4px);
  transition: opacity var(--transicion), transform var(--transicion);
}

.whatsapp-btn:hover .whatsapp-btn__tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* ============================================================
   ANIMACIONES DE ENTRADA (clase aplicada por JS)
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Retraso escalonado para grillas */
.fade-in:nth-child(2) { transition-delay: 0.08s; }
.fade-in:nth-child(3) { transition-delay: 0.16s; }
.fade-in:nth-child(4) { transition-delay: 0.24s; }
.fade-in:nth-child(5) { transition-delay: 0.32s; }
.fade-in:nth-child(6) { transition-delay: 0.40s; }

/* ============================================================
   RESPONSIVO
   ============================================================ */
@media (max-width: 1024px) {
  .nosotros__grid {
    gap: 2.5rem;
  }

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

  .testimonios__grid .testimonio-card:last-child {
    grid-column: 1 / -1;
    max-width: 480px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  /* Activar hamburguesa */
  .nav__toggle {
    display: flex;
  }

  /* Menú lateral mobile */
  .nav__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(300px, 80vw);
    height: 100vh;
    background-color: #111111;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 2rem;
    padding: 2rem 2.5rem;
    transition: right 0.35s ease;
    border-left: 1px solid var(--color-borde);
    z-index: 1000;
  }

  .nav__menu.open {
    right: 0;
  }

  .nav__link {
    font-size: 1.1rem;
  }

  /* Galería */
  .galeria__grid {
    grid-template-columns: 1fr 1fr;
  }

  .galeria__item--grande,
  .galeria__item--ancho {
    grid-column: 1 / -1;
  }

  /* Nosotros */
  .nosotros__grid {
    grid-template-columns: 1fr;
  }

  .nosotros__badge {
    right: 1rem;
    bottom: -1rem;
  }

  /* Testimonios */
  .testimonios__grid {
    grid-template-columns: 1fr;
  }

  .testimonios__grid .testimonio-card:last-child {
    grid-column: auto;
    max-width: none;
    margin: 0;
  }

  /* Footer */
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  /* WhatsApp flotante */
  .whatsapp-btn {
    bottom: 1.5rem;
    right: 1.5rem;
    width: 52px;
    height: 52px;
  }
}

@media (max-width: 480px) {
  .galeria__grid {
    grid-template-columns: 1fr;
  }

  .galeria__item--grande,
  .galeria__item--ancho {
    aspect-ratio: 4 / 3;
  }

  .nosotros__stats {
    gap: 1.5rem;
    flex-wrap: wrap;
  }

  .nosotros__badge {
    right: 0.5rem;
  }
}

/* ============================================================
   SWITCH DE TEMA — estilo toggle iPhone
   ============================================================ */
.theme-switch {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.theme-switch__track {
  position: relative;
  width: 48px;
  height: 26px;
  background-color: #3d3d3d;
  border-radius: 13px;
  transition: background-color 0.3s ease;
  flex-shrink: 0;
}

.theme-switch__thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background-color: #ffffff;
  border-radius: 50%;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
  transition: transform 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-switch__icon {
  width: 11px;
  height: 11px;
  pointer-events: none;
  flex-shrink: 0;
}

/* Modo oscuro (default): thumb a la izquierda, icono luna */
.theme-switch__icon--sun  { display: none; }
.theme-switch__icon--moon { display: block; color: #555555; }

/* Modo claro: thumb a la derecha, track dorado, icono sol */
body.light-mode .theme-switch__track {
  background-color: var(--color-oro);
}

body.light-mode .theme-switch__thumb {
  transform: translateX(22px);
}

body.light-mode .theme-switch__icon--sun {
  display: block;
  color: var(--color-oro);
}

body.light-mode .theme-switch__icon--moon {
  display: none;
}

/* ============================================================
   TEMA CLARO — override de variables CSS
   ============================================================ */
body.light-mode {
  --color-fondo:       #f2f2ee;
  --color-fondo-alt:   #e8e8e4;
  --color-fondo-card:  #ffffff;
  --color-texto:       #1a1a1a;
  --color-texto-sec:   #444444;
  --color-texto-tenue: #777777;
  --color-borde:       #cccccc;
  --color-oro:         #9a6f00;
  --color-oro-oscuro:  #7a5700;
  --sombra:            0 4px 24px rgba(0, 0, 0, 0.1);
  --sombra-oro:        0 0 20px rgba(154, 111, 0, 0.12);
}

/* Transición en elementos específicos (no en body * para no romper otras animaciones) */
body,
.hero,
.hero__bg,
.header,
.galeria,
.servicios,
.nosotros,
.testimonios,
.contacto,
.footer,
.servicio-card,
.testimonio-card,
.contacto__form,
.form-input,
.nav__menu,
.nav__link,
.nav__logo-text,
.section-title,
.section-subtitle,
.nosotros__texto,
.testimonio-card__texto,
.servicio-card__desc {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* Header: fondo visible en modo claro desde el primer pixel */
body.light-mode .header {
  background-color: rgba(242, 242, 238, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: none;
}

body.light-mode .header.scrolled {
  background-color: rgba(242, 242, 238, 0.98);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.1);
}

/* Links de navegación oscuros sobre fondo claro */
body:not(.light-mode) .hero__title {
  color: var(--color-texto);
}

body.light-mode .hero__title {
  color: #ffffff;
}

body.light-mode .hero__title--gold {
  color: #d4af37;
}

body.light-mode .hero .btn--outline {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.35);
}

body.light-mode .hero .btn--outline:hover,
body.light-mode .hero .btn--outline:focus-visible {
  color: #d4af37;
  border-color: #d4af37;
}

body.light-mode .nav__link {
  color: #555555;
  text-decoration: none !important;
  border-bottom: 0 !important;
  box-shadow: none !important;
}

body.light-mode .nav__link:hover,
body.light-mode .nav__link.active {
  color: var(--color-oro);
}

body.light-mode .nav__link::after {
  content: none !important;
  display: none !important;
  width: 0 !important;
  height: 0 !important;
  background-color: transparent !important;
}

body.light-mode .hamburger {
  background-color: #333333;
}

/* Menú lateral mobile en modo claro */
body.light-mode .nav__menu {
  background-color: #f2f2ee;
  border-left-color: var(--color-borde);
}

/* Footer */
body.light-mode .footer {
  background-color: #dcdcd8;
  border-top-color: var(--color-borde);
}

/* Inputs del formulario */
body.light-mode .form-input {
  background-color: #ebebea;
  color: var(--color-texto);
}

body.light-mode .form-input::placeholder {
  color: #aaaaaa;
}

/* Tooltip WhatsApp */
body.light-mode .whatsapp-btn__tooltip {
  background-color: #222222;
  color: #ffffff;
}