/* =========================================================
   CATÁLOGO DE PRODUCTOS GPC
   Diseño nuevo - conserva las clases HTML/PHP existentes
   ========================================================= */

/* ---------- Variables visuales ---------- */
:root {
  --catalogo-azul: #168de2;
  --catalogo-azul-claro: #38bdf8;
  --catalogo-azul-oscuro: #082b49;
  --catalogo-blanco: #f8fafc;
  --catalogo-texto: #e3edf5;
  --catalogo-secundario: #bfd0df;
  --catalogo-borde: rgba(255, 255, 255, 0.16);
  --catalogo-panel: rgba(5, 24, 42, 0.48);
  --catalogo-panel-hover: rgba(8, 35, 58, 0.62);
  --catalogo-sombra: 0 12px 35px rgba(0, 0, 0, 0.20);
}

/* =========================================================
   ENCABEZADO
   ========================================================= */

.catalogo-header {
  width: 100%;
  padding: 110px 20px 55px;
  text-align: center;
  background: transparent;
  box-sizing: border-box;
}

.catalogo-header-contenido {
  width: min(950px, 100%);
  margin: 0 auto;
}

.catalogo-etiqueta {
  display: inline-block;
  margin-bottom: 15px;
  padding: 7px 15px;
  border: 1px solid rgba(56, 189, 248, 0.45);
  border-radius: 50px;
  color: #dff6ff;
  background: rgba(56, 189, 248, 0.10);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 1.5px;
}

.catalogo-header h1 {
  margin: 0 0 18px;
  color: var(--catalogo-blanco);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.1;
  font-weight: 800;
  text-shadow: 0 3px 15px rgba(0, 0, 0, 0.28);
}

.catalogo-header p {
  max-width: 800px;
  margin: 8px auto;
  color: var(--catalogo-texto);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* =========================================================
   BUSCADOR
   ========================================================= */

.catalogo-herramientas {
  width: min(900px, calc(100% - 40px));
  margin: 0 auto 45px;
}

.buscador {
  position: relative;
  width: 100%;
}

.buscador i {
  position: absolute;
  top: 50%;
  left: 20px;
  transform: translateY(-50%);
  color: var(--catalogo-azul-claro);
  font-size: 1.1rem;
  pointer-events: none;
}

.buscador input {
  width: 100%;
  min-height: 58px;
  box-sizing: border-box;
  padding: 0 22px 0 55px;
  border: 1px solid var(--catalogo-borde);
  border-radius: 14px;
  outline: none;

  background: rgba(4, 22, 38, 0.45);
  color: var(--catalogo-blanco);

  font-family: 'Nunito', Arial, sans-serif;
  font-size: 1rem;

  box-shadow: var(--catalogo-sombra);
  transition: border-color 0.25s ease, background 0.25s ease;
}

.buscador input::placeholder {
  color: #b8c9d8;
}

.buscador input:focus {
  border-color: rgba(56, 189, 248, 0.65);
  background: rgba(4, 22, 38, 0.58);
}

/* =========================================================
   CONTENIDO PRINCIPAL
   ========================================================= */

.catalogo-contenido {
  width: min(1400px, calc(100% - 40px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 235px 1fr;
  gap: 35px;
  align-items: start;
}

/* =========================================================
   CATEGORÍAS
   ========================================================= */

.catalogo-sidebar {
  position: sticky;
  top: 105px;

  padding: 22px;
  border: 1px solid var(--catalogo-borde);
  border-radius: 18px;

  background: rgba(4, 22, 38, 0.40);
  box-shadow: var(--catalogo-sombra);

  box-sizing: border-box;
}

.catalogo-sidebar h2 {
  margin: 0 0 18px;
  color: var(--catalogo-blanco);
  font-size: 1.2rem;
  text-align: center;
}

.categoria-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;

  margin: 7px 0;
  padding: 12px 14px;

  border: 1px solid transparent;
  border-radius: 11px;

  background: transparent;
  color: var(--catalogo-texto);

  font-family: 'Nunito', Arial, sans-serif;
  font-size: 0.92rem;
  font-weight: 700;

  text-align: left;
  cursor: pointer;

  transition: background 0.25s ease, color 0.25s ease,
              border-color 0.25s ease;
}

.categoria-btn i {
  width: 22px;
  color: #9fc9e6;
  text-align: center;
  font-size: 1rem;
  transition: color 0.25s ease;
}

.categoria-btn:hover {
  background: rgba(56, 189, 248, 0.10);
  border-color: rgba(56, 189, 248, 0.18);
  color: #ffffff;
}

.categoria-btn:hover i {
  color: var(--catalogo-azul-claro);
}

.categoria-btn.activo {
  background: linear-gradient(
    135deg,
    rgba(22, 141, 226, 0.28),
    rgba(56, 189, 248, 0.12)
  );
  border-color: rgba(56, 189, 248, 0.38);
  color: #ffffff;
}

.categoria-btn.activo i {
  color: #ffffff;
}

/* =========================================================
   PRODUCTOS
   ========================================================= */

.catalogo-productos {
  min-width: 0;
}

.catalogo-titulo {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;

  margin-bottom: 22px;
  padding-bottom: 15px;

  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.catalogo-titulo h2 {
  margin: 0;
  color: var(--catalogo-blanco);
  font-size: 1.55rem;
  font-weight: 800;
}

#contadorProductos {
  color: var(--catalogo-secundario);
  font-size: 0.9rem;
  white-space: nowrap;
}

/* ---------- Grid ---------- */

.productos-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 25px;
}

/* ---------- Tarjeta ---------- */

.producto-card {
  min-width: 0;
  display: flex;
  flex-direction: column;

  overflow: hidden;

  border: 1px solid var(--catalogo-borde);
  border-radius: 18px;

  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.075),
      rgba(4, 22, 38, 0.43)
    );

  box-shadow: var(--catalogo-sombra);

  transition:
    transform 0.25s ease,
    border-color 0.25s ease,
    box-shadow 0.25s ease;
}

.producto-card:hover {
  transform: translateY(-5px);
  border-color: rgba(56, 189, 248, 0.35);
  box-shadow: 0 17px 40px rgba(0, 0, 0, 0.28);
}

/* ---------- Imagen ---------- */

.producto-imagen {
  width: 100%;
  height: 245px;

  display: flex;
  align-items: center;
  justify-content: center;

  padding: 18px;
  box-sizing: border-box;

  background: rgba(255, 255, 255, 0.035);
  border-bottom: 1px solid rgba(255, 255, 255, 0.10);
}

.producto-imagen img {
  width: 100%;
  height: 100%;
  object-fit: contain;

  display: block;

  transition: transform 0.3s ease;
}

.producto-card:hover .producto-imagen img {
  transform: scale(1.035);
}

/* ---------- Información ---------- */

.producto-info {
  display: flex;
  flex-direction: column;
  flex: 1;

  padding: 22px;
}

.producto-categoria {
  align-self: flex-start;

  margin-bottom: 10px;
  padding: 5px 10px;

  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: 50px;

  background: rgba(56, 189, 248, 0.08);
  color: #9edfff;

  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.7px;
}

.producto-info h3 {
  margin: 0 0 15px;

  color: #ffffff;
  font-size: 1.18rem;
  line-height: 1.35;
  font-weight: 800;
}

.producto-marca,
.producto-modelo {
  margin: 5px 0;
  color: var(--catalogo-secundario);
  font-size: 0.9rem;
  line-height: 1.5;
}

.producto-marca strong,
.producto-modelo strong {
  color: #eef7ff;
}

/* ---------- Botón producto ---------- */

.btn-producto {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;

  margin-top: auto;
  padding: 11px 16px;

  border: 1px solid rgba(56, 189, 248, 0.30);
  border-radius: 9px;

  background: rgba(22, 141, 226, 0.88);
  color: #ffffff;

  font-size: 0.9rem;
  font-weight: 800;
  text-decoration: none;

  transition:
    background 0.25s ease,
    border-color 0.25s ease,
    transform 0.25s ease;
}

.btn-producto i {
  font-size: 0.8rem;
  transition: transform 0.25s ease;
}

.btn-producto:hover {
  background: #168de2;
  border-color: #38bdf8;
  transform: translateY(-2px);
}

.btn-producto:hover i {
  transform: translateX(3px);
}

/* =========================================================
   SIN PRODUCTOS
   ========================================================= */

.sin-productos {
  grid-column: 1 / -1;

  padding: 60px 25px;

  border: 1px dashed rgba(255, 255, 255, 0.20);
  border-radius: 18px;

  background: rgba(4, 22, 38, 0.30);
  text-align: center;
}

.sin-productos i {
  margin-bottom: 15px;
  color: var(--catalogo-azul-claro);
  font-size: 3rem;
}

.sin-productos h3 {
  margin: 0 0 8px;
  color: #ffffff;
  font-size: 1.3rem;
}

.sin-productos p {
  margin: 0;
  color: var(--catalogo-secundario);
}

/* =========================================================
   CONTACTO / ASESORÍA
   ========================================================= */

.catalogo-contacto {
  width: min(1050px, calc(100% - 40px));
  margin: 75px auto 80px;

  padding: 50px 30px;
  box-sizing: border-box;

  border: 1px solid rgba(56, 189, 248, 0.20);
  border-radius: 20px;

  background:
    radial-gradient(
      circle at 50% 0%,
      rgba(0, 174, 255, 0.13),
      transparent 55%
    ),
    rgba(4, 22, 38, 0.38);

  text-align: center;
  box-shadow: var(--catalogo-sombra);
}

.catalogo-contacto > div {
  max-width: 800px;
  margin: 0 auto;
}

.catalogo-contacto i {
  margin-bottom: 15px;
  color: var(--catalogo-azul-claro);
  font-size: 2.3rem;
}

.catalogo-contacto h2 {
  margin: 0 0 12px;
  color: #ffffff;
  font-size: 1.8rem;
}

.catalogo-contacto p {
  margin: 0 auto 25px;
  color: var(--catalogo-texto);
  font-size: 1rem;
  line-height: 1.7;
}

.btn-contacto {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  padding: 12px 22px;

  border-radius: 9px;
  border: 1px solid rgba(56, 189, 248, 0.30);

  background: #168de2;
  color: #ffffff;

  font-weight: 800;
  text-decoration: none;

  transition:
    background 0.25s ease,
    transform 0.25s ease,
    border-color 0.25s ease;
}

.btn-contacto:hover {
  background: #117bc5;
  border-color: #38bdf8;
  transform: translateY(-2px);
}

/* =========================================================
   TABLET
   ========================================================= */

@media (max-width: 1100px) {
  .catalogo-contenido {
    grid-template-columns: 210px 1fr;
    gap: 25px;
  }

  .productos-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* =========================================================
   MÓVIL
   ========================================================= */

@media (max-width: 768px) {

  .catalogo-header {
    padding: 80px 20px 40px;
  }

  .catalogo-header h1 {
    font-size: 2.25rem;
  }

  .catalogo-header p {
    font-size: 0.98rem;
  }

  .catalogo-herramientas {
    width: calc(100% - 30px);
    margin-bottom: 30px;
  }

  .catalogo-contenido {
    width: calc(100% - 30px);
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .catalogo-sidebar {
    position: static;
    padding: 18px;
  }

  .catalogo-sidebar h2 {
    margin-bottom: 12px;
  }

  .categoria-btn {
    justify-content: center;
    text-align: center;
  }

  .catalogo-titulo {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .productos-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .producto-imagen {
    height: 230px;
  }

  .catalogo-contacto {
    width: calc(100% - 30px);
    margin: 55px auto 60px;
    padding: 40px 22px;
  }
}

/* =========================================================
   MÓVILES PEQUEÑOS
   ========================================================= */

@media (max-width: 430px) {

  .catalogo-header {
    padding-top: 65px;
  }

  .catalogo-header h1 {
    font-size: 2rem;
  }

  .catalogo-etiqueta {
    font-size: 0.68rem;
  }

  .buscador input {
    min-height: 54px;
    font-size: 0.92rem;
  }

  .producto-imagen {
    height: 210px;
  }

  .producto-info {
    padding: 18px;
  }

  .catalogo-contacto h2 {
    font-size: 1.5rem;
  }
}

/* =========================================================
   ACCESIBILIDAD
   ========================================================= */

@media (prefers-reduced-motion: reduce) {
  .producto-card,
  .producto-imagen img,
  .btn-producto,
  .btn-contacto,
  .categoria-btn,
  .buscador input {
    transition: none;
  }
}