/* =========================================================
   Distribuidora Casa Vázquez — Main stylesheet
   Brand colors: red, black, white, and dark gray.
   Mobile-first design.
   ========================================================= */

/* ---------- Color and sizing variables ---------- */
:root {
  --color-rojo: #c8102e;
  --color-rojo-oscuro: #9c0c23;
  --color-negro: #1a1a1a;
  --color-gris-oscuro: #333333;
  --color-gris: #6b6b6b;
  --color-gris-claro: #f4f4f4;
  --color-blanco: #ffffff;
  --color-whatsapp: #25d366;
  --color-whatsapp-oscuro: #1da851;

  --ancho-max: 1140px;
  --radio: 10px;
  --sombra: 0 4px 14px rgba(0, 0, 0, 0.12);
  --transicion: 0.2s ease;

  --fuente: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ---------- Basic reset ---------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--fuente);
  color: var(--color-negro);
  line-height: 1.6;
  background-color: var(--color-blanco);
}

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

a {
  color: var(--color-rojo);
  text-decoration: none;
}

/* Reusable centered container */
.contenedor {
  width: 100%;
  max-width: var(--ancho-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* Visible keyboard focus for accessibility */
a:focus-visible,
button:focus-visible,
.boton:focus-visible {
  outline: 3px solid var(--color-negro);
  outline-offset: 2px;
}

/* Skip-to-content link for screen readers */
.saltar-contenido {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-negro);
  color: var(--color-blanco);
  padding: 10px 16px;
  z-index: 2000;
}
.saltar-contenido:focus {
  left: 0;
}

/* =========================================================
   Header and navigation
   ========================================================= */
.encabezado {
  background-color: var(--color-negro);
  color: var(--color-blanco);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--sombra);
}

.barra-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 20px;
  max-width: var(--ancho-max);
  margin: 0 auto;
}

.marca {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-blanco);
  font-weight: 700;
  font-size: 1.05rem;
}

.marca img {
  height: 44px;
  width: auto;
}

.marca span {
  line-height: 1.1;
}

.marca small {
  display: block;
  font-weight: 400;
  font-size: 0.72rem;
  color: #cfcfcf;
}

/* Button used to open the mobile menu */
.boton-menu {
  background: transparent;
  border: 2px solid var(--color-blanco);
  color: var(--color-blanco);
  font-size: 1.4rem;
  line-height: 1;
  padding: 6px 12px;
  border-radius: var(--radio);
  cursor: pointer;
}

/* Navigation link list */
.menu {
  list-style: none;
  display: none; /* Hidden on mobile until opened */
  flex-direction: column;
  gap: 4px;
  width: 100%;
}

.menu.abierto {
  display: flex;
}

.menu li a {
  display: block;
  color: var(--color-blanco);
  padding: 12px 8px;
  border-radius: var(--radio);
  font-weight: 600;
  transition: background var(--transicion);
}

.menu li a:hover,
.menu li a.activo {
  background-color: var(--color-gris-oscuro);
}

.menu .enlace-whatsapp {
  background-color: var(--color-whatsapp);
  color: var(--color-blanco);
  text-align: center;
}
.menu .enlace-whatsapp:hover {
  background-color: var(--color-whatsapp-oscuro);
}

/* Display the navigation horizontally on larger screens */
@media (min-width: 900px) {
  .boton-menu {
    display: none;
  }
  .menu {
    display: flex;
    flex-direction: row;
    align-items: center;
    width: auto;
    gap: 6px;
  }
}

/* =========================================================
   Reusable buttons
   ========================================================= */
.boton {
  display: inline-block;
  padding: 14px 24px;
  border-radius: var(--radio);
  font-weight: 700;
  text-align: center;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform var(--transicion), background var(--transicion);
}
.boton:hover {
  transform: translateY(-2px);
}

.boton-rojo {
  background-color: var(--color-rojo);
  color: var(--color-blanco);
}
.boton-rojo:hover {
  background-color: var(--color-rojo-oscuro);
}

.boton-negro {
  background-color: var(--color-negro);
  color: var(--color-blanco);
}
.boton-negro:hover {
  background-color: var(--color-gris-oscuro);
}

.boton-linea {
  background-color: transparent;
  color: var(--color-blanco);
  border-color: var(--color-blanco);
}
.boton-linea:hover {
  background-color: var(--color-blanco);
  color: var(--color-negro);
}

.boton-whatsapp {
  background-color: var(--color-whatsapp);
  color: var(--color-blanco);
}
.boton-whatsapp:hover {
  background-color: var(--color-whatsapp-oscuro);
}

/* =========================================================
   Hero section
   ========================================================= */
.hero {
  background:
    linear-gradient(rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.15)),
    url("../images/fachada.jpg") center/cover no-repeat;
  color: var(--color-blanco);
  text-align: center;
  padding: 80px 20px;
}

.hero h1 {
  font-size: 2rem;
  margin-bottom: 12px;
  line-height: 1.2;
}

.hero p {
    max-width: 640px;
    margin: 0 auto 28px;
    font-size: 1.1rem;
    color: #ffffff;
    font-weight: 500;
    line-height: 1.5;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.85);
}

.hero-botones {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

@media (min-width: 700px) {
  .hero {
    padding: 120px 20px;
  }
  .hero h1 {
    font-size: 2.8rem;
  }
}

/* =========================================================
   General sections
   ========================================================= */
.seccion {
  padding: 56px 0;
}

.seccion-gris {
  background-color: var(--color-gris-claro);
}

.seccion-oscura {
  background-color: var(--color-negro);
  color: var(--color-blanco);
}

.titulo-seccion {
  font-size: 1.7rem;
  color: var(--color-rojo);
  margin-bottom: 8px;
  text-align: center;
}

.seccion-oscura .titulo-seccion {
  color: var(--color-blanco);
}

.subtitulo-seccion {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 36px;
  color: var(--color-gris);
}

.seccion-oscura .subtitulo-seccion {
  color: #d4d4d4;
}

/* Text and image layout */
.bloque-doble {
  display: grid;
  gap: 28px;
  align-items: center;
}
@media (min-width: 850px) {
  .bloque-doble {
    grid-template-columns: 1fr 1fr;
  }
}

.bloque-doble img {
  border-radius: var(--radio);
  box-shadow: var(--sombra);
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bloque-doble h3 {
  color: var(--color-rojo);
  font-size: 1.4rem;
  margin-bottom: 10px;
}

.bloque-doble p {
  margin-bottom: 14px;
  color: var(--color-gris-oscuro);
}

/* =========================================================
   Cards: categories, services, and similar content
   ========================================================= */
.rejilla {
  display: grid;
  gap: 22px;
  grid-template-columns: 1fr;
}
@media (min-width: 600px) {
  .rejilla {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 950px) {
  .rejilla-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.tarjeta {
  background-color: var(--color-blanco);
  border: 1px solid #e4e4e4;
  border-top: 4px solid var(--color-rojo);
  border-radius: var(--radio);
  padding: 24px;
  box-shadow: var(--sombra);
  display: flex;
  flex-direction: column;
}

.tarjeta h3 {
  color: var(--color-negro);
  margin-bottom: 8px;
  font-size: 1.2rem;
}

.tarjeta p {
  color: var(--color-gris);
  margin-bottom: 18px;
  flex-grow: 1;
}

.tarjeta .boton {
  align-self: flex-start;
  padding: 10px 18px;
  font-size: 0.95rem;
}

/* Simple emoji icon inside a card  */
.tarjeta .icono {
  font-size: 2rem;
  margin-bottom: 10px;
}

/* =========================================================
   BInformation blocks: hours and service area
   ========================================================= */
.info-lista {
  list-style: none;
  max-width: 560px;
  margin: 0 auto;
}
.info-lista li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid #dcdcdc;
}
.seccion-oscura .info-lista li {
  border-bottom-color: #444;
}
.info-lista li span:first-child {
  font-weight: 600;
}

/* =========================================================
   Call to action
   ========================================================= */
.cta {
  background-color: var(--color-rojo);
  color: var(--color-blanco);
  text-align: center;
  padding: 56px 20px;
}
.cta h2 {
  font-size: 1.7rem;
  margin-bottom: 12px;
}
.cta p {
  max-width: 600px;
  margin: 0 auto 24px;
}

/* =========================================================
   Catalog page
   ========================================================= */
.aviso {
  background-color: #fff4f4;
  border: 1px solid var(--color-rojo);
  border-left: 6px solid var(--color-rojo);
  border-radius: var(--radio);
  padding: 16px 20px;
  max-width: 700px;
  margin: 24px auto 0;
  color: var(--color-gris-oscuro);
}

.centrado {
  text-align: center;
}

/* =========================================================
   Contact page
   ========================================================= */
.contacto-rejilla {
  display: grid;
  gap: 26px;
  grid-template-columns: 1fr;
}
@media (min-width: 850px) {
  .contacto-rejilla {
    grid-template-columns: 1fr 1fr;
  }
}

.dato-contacto {
  margin-bottom: 18px;
}
.dato-contacto strong {
  display: block;
  color: var(--color-rojo);
  margin-bottom: 2px;
}


/* Google Maps container */
.mapa-caja {
  border-radius: var(--radio);
  overflow: hidden;
  box-shadow: var(--sombra);
  background-color: var(--color-gris-claro);
}

.mapa-caja iframe {
  width: 100%;
  min-height: 360px;
  border: 0;
  display: block;
}

/* Visual contact form without real submission */
.formulario {
  display: grid;
  gap: 14px;
}
.formulario label {
  font-weight: 600;
}
.formulario input,
.formulario textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #cfcfcf;
  border-radius: var(--radio);
  font-family: inherit;
  font-size: 1rem;
}
.formulario textarea {
  min-height: 120px;
  resize: vertical;
}

/* =========================================================
   Floating WhatsApp button
   ========================================================= */
.whatsapp-flotante {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 1500;
  background-color: var(--color-whatsapp);
  color: var(--color-blanco);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
  transition: transform var(--transicion), background var(--transicion);
}
.whatsapp-flotante:hover {
  background-color: var(--color-whatsapp-oscuro);
  transform: scale(1.08);
}

/* =========================================================
   Footer
   ========================================================= */
.pie {
  background-color: var(--color-negro);
  color: #d4d4d4;
  padding: 48px 0 24px;
}

.pie-rejilla {
  display: grid;
  gap: 28px;
  grid-template-columns: 1fr;
}
@media (min-width: 700px) {
  .pie-rejilla {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.pie h4 {
  color: var(--color-blanco);
  margin-bottom: 12px;
  font-size: 1.05rem;
}

.pie ul {
  list-style: none;
}
.pie ul li {
  margin-bottom: 8px;
}
.pie a {
  color: #d4d4d4;
}
.pie a:hover {
  color: var(--color-blanco);
}

.pie-marca img {
  height: 50px;
  margin-bottom: 12px;
}

.pie-abajo {
  text-align: center;
  border-top: 1px solid #3a3a3a;
  margin-top: 32px;
  padding-top: 18px;
  font-size: 0.9rem;
  color: #a5a5a5;
}

.credito-desarrollador {
  width: 100%;
  margin: 8px 0 0;
  text-align: center;
  font-size: 0.85rem;
  color: #b8b8b8;
}

.credito-desarrollador a {
  color: inherit;
  text-decoration: none;
}

.credito-desarrollador a:hover,
.credito-desarrollador a:focus {
  text-decoration: underline;
}