/* ==========================================================================
   VARIABLES Y PALETA DE COLOR
   ========================================================================== */
:root {
  --bg-dark: #0a0e17;            /* Fondo principal */
  --bg-surface: rgba(17, 24, 39, 0.65); /* Cristal translúcido de tarjetas */
  --bg-footer: rgba(3, 7, 18, 0.75);
  --primary-blue: #2563eb;       /* Azul primario */
  --accent-blue: #3b82f6;        /* Azul brillante */
  --text-primary: #f8fafc;       /* Texto blanco */
  --text-muted: #94a3b8;         /* Texto secundario gris claro */
  --border-color: rgba(255, 255, 255, 0.12);
}

/* ==========================================================================
   RESETS Y CAPAS BASE
   ========================================================================== */

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

html,
body {
  background-color: var(--bg-dark) !important;
  color: var(--text-primary) !important;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  overflow-x: hidden;
  width: 100%;
  min-height: 100vh;
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
span,
a,
label {
  color: var(--text-primary);
}

/* ==========================================================================
   CANVAS DE FONDO Y ESTELA DE CURSOR
   ========================================================================== */

#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  display: block;
}

#trail-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9999;
}

/* ==========================================================================
   ESTRUCTURA DE CONTENIDO
   ========================================================================== */

header,
main,
footer,
.btn-whatsapp {
  position: relative;
  z-index: 2;
}

section {
  min-height: 100vh;
  height: 100vh;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 90px;
  background: transparent !important;
  position: relative;
  box-sizing: border-box;
}

/* ==========================================================================
   NAVBAR Y ALINEACIÓN DE MENÚ HAMBURGUESA
   ========================================================================== */

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
}

#barra {
  background: rgba(10, 14, 23, 0.85) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 10px 40px;
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

#barra .container-fluid {
  display: flex !important;
  flex-wrap: nowrap !important;
  align-items: center !important;
  justify-content: space-between !important;
}

.marca {
  font-family: "Fira Code", "Courier New", Consolas, monospace !important;
  font-size: 3rem !important;
  font-weight: 800;
  color: var(--text-primary) !important;
  text-decoration: none;
  letter-spacing: -1px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  line-height: 1;
  transition: transform 0.3s ease;
}

.marca:hover {
  transform: scale(1.03);
}

.marca-accent {
  color: var(--accent-blue) !important;
}

.tag-code {
  color: var(--accent-blue) !important;
  font-weight: 800;
  font-size: 3.2rem !important;
  text-shadow: 0 0 15px rgba(59, 130, 246, 0.7);
}

.nav-link {
  color: var(--text-primary) !important;
  font-size: 1.05rem;
  font-weight: 500;
  margin-left: 15px;
  transition:
    transform 0.3s ease,
    color 0.3s ease;
}

.nav-link:hover {
  color: var(--accent-blue) !important;
  transform: scale(1.05);
}

.navbar-toggler {
  outline: none !important;
  box-shadow: none !important;
  border: none !important;
  padding: 4px 8px !important;
}

.navbar-toggler:focus {
  box-shadow: none !important;
}

.navbar-dark .navbar-toggler-icon {
  filter: invert(48%) sepia(79%) saturate(2476%) hue-rotate(200deg)
    brightness(102%) contrast(96%);
}

/* ==========================================================================
   HOME (INICIO) CON TARJETA DE CRISTAL
   ========================================================================== */

.contenedor-principal {
  max-width: 1400px;
  margin: auto;
  padding: 0 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
  width: 100%;
}

.contenido-principal {
  flex: 1;
  
  padding: 35px 30px;
  border-radius: 20px;
  
 
}

.holasoy {
  font-size: 32px;
  margin-bottom: 5px;
  color: var(--text-muted);
  font-weight: 600;
}

.titulo-principal {
  font-size: 65px;
  font-weight: bold;
  margin-bottom: 15px;
  line-height: 1.1;
}

.titulo-principal span {
  color: var(--accent-blue) !important;
}

.contenido-principal h3 {
  font-size: 1.7rem;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.contenido-principal p {
  font-size: 1.05rem;
  line-height: 1.6;
  margin-bottom: 25px;
  color: var(--text-muted);
}

.contenedor-principal img {
  width: 450px;
  height: 550px;
  object-fit: cover;
  box-shadow: 0 0 35px rgba(59, 130, 246, 0.2);
}

.fotomiaaa {
  mask-image: linear-gradient(black 75%, transparent);
}

/* ==========================================================================
   BOTONES GENERALES
   ========================================================================== */

.btn-cv button,
.btn-enviar {
  background: var(--primary-blue) !important;
  color: var(--text-primary) !important;
  border: 1px solid var(--accent-blue);
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-cv button {
  width: 240px;
  height: 55px;
  font-size: 1.05rem;
}

.btn-cv button:hover,
.btn-enviar:hover {
  transform: translateY(-3px);
  background: var(--accent-blue) !important;
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

/* ==========================================================================
   TITULOS DE SECCIÓN
   ========================================================================== */

.titulo {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  text-align: center;
  margin-bottom: 25px;
  font-weight: bold;
  color: var(--text-primary);
}

.titulo span {
  color: var(--accent-blue) !important;
}

/* ==========================================================================
   SOBRE MI Y STACK (ESTILO CRISTAL)
   ========================================================================== */

.contenedor-secundario-sobremi {
  max-width: 1200px;
  margin: auto;
  padding: 0 30px;
  width: 100%;
}

.contenedor-sobremi {
  text-align: center;
  width: 100%;
}

.subtitulo-sobremi {
  font-size: 1.15rem;
  line-height: 1.7;
  margin-bottom: 30px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-muted);
}

.tarjeta-sobremi,
.stack-item,
.formulario {
  background: var(--bg-surface) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  border-radius: 20px !important;
  border: 1px solid var(--border-color) !important;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  transition: 0.3s ease;
}

.tarjeta-sobremi {
  padding: 30px 20px;
  height: 100%;
  text-align: center;
}

.tarjeta-sobremi:hover {
  transform: translateY(-8px);
  border-color: var(--accent-blue) !important;
  box-shadow: 0 12px 30px rgba(59, 130, 246, 0.25);
}

.tarjeta-sobremi i {
  font-size: 2.2rem;
  color: var(--accent-blue);
  display: inline-block;
  margin-bottom: 12px;
}

.tarjeta-sobremi h3 {
  font-size: 1.35rem;
  font-weight: bold;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.tarjeta-sobremi p {
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* STACK */

.stack-grid {
  max-width: 1200px;
  margin: auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.stack-item {
  padding: 25px 20px;
  text-align: center;
}

.stack-item h3 {
  color: var(--accent-blue) !important;
  margin-bottom: 15px;
  font-size: 1.25rem;
  font-weight: 600;
}

.contenedor-iconos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 15px;
}

.contenedor-iconos img {
  width: 65px;
  height: 65px;
  object-fit: contain;
  padding: 2px;
  transition: 0.3s ease;
}

.contenedor-iconos img:hover {
  transform: translateY(-5px);
  filter: drop-shadow(0 4px 12px rgba(59, 130, 246, 0.5));
}

/* ==========================================================================
   CARRUSELES DE PROYECTOS (PC Y MÓVIL)
   ========================================================================== */

#carruselPC,
#carruselMobile {
  padding-bottom: 50px;
  position: relative;
  max-width: 1300px;
  margin: auto;
}

#carruselPC .carousel-inner,
#carruselMobile .carousel-inner {
  padding: 10px 40px;
}

#carruselPC .card,
#carruselMobile .card {
  width: 100% !important;
  height: 100% !important;
  min-height: 440px;
  background: var(--bg-surface) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  border: 1px solid var(--border-color) !important;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  border-radius: 20px !important;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

#carruselPC .card:hover,
#carruselMobile .card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-blue) !important;
  box-shadow: 0 12px 30px rgba(59, 130, 246, 0.2);
}

#carruselPC .card img,
#carruselMobile .card img {
  width: 100%;
  height: 160px;
  object-fit: contain;
  background-color: #ffffff;
  padding: 10px;
  border-radius: 12px;
}

#carruselPC .card-body,
#carruselMobile .card-body {
  padding: 15px 0 0 0;
  flex-grow: 1;
}

#carruselPC .card-body h2,
#carruselMobile .card-body h2 {
  font-size: 1.3rem;
  color: var(--text-primary) !important;
  font-weight: bold;
  margin-bottom: 10px;
}

#carruselPC .card-body p,
#carruselMobile .card-body p {
  color: var(--text-muted) !important;
  font-size: 0.88rem;
  line-height: 1.4;
  margin-bottom: 0;
}

.btn-visitar {
  padding-top: 15px;
  padding-bottom: 5px;
  text-align: center;
  width: 100%;
}

.btn-visitar a {
  text-decoration: none !important;
  display: inline-block;
  width: 100%;
}

.btn-visitar button {
  width: 100% !important;
  max-width: 180px;
  height: 42px !important;
  padding: 0 20px !important;
  font-size: 0.9rem !important;
  font-weight: 600;
  white-space: nowrap;
  border-radius: 50px;
  background: var(--primary-blue) !important;
  color: var(--text-primary) !important;
  border: 1px solid var(--accent-blue);
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-visitar button:hover {
  background: var(--accent-blue) !important;
  box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
  transform: translateY(-2px);
}

#carruselPC .carousel-control-prev,
#carruselPC .carousel-control-next,
#carruselMobile .carousel-control-prev,
#carruselMobile .carousel-control-next {
  width: 50px !important;
  height: 50px !important;
  background-color: var(--primary-blue) !important;
  border-radius: 50% !important;
  top: 50% !important;
  transform: translateY(-50%) !important;
  opacity: 0.9;
  border: 1px solid var(--accent-blue) !important;
  transition: all 0.3s ease;
  padding: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  z-index: 10;
}

#carruselPC .carousel-control-prev,
#carruselMobile .carousel-control-prev {
  left: -25px !important;
}

#carruselPC .carousel-control-next,
#carruselMobile .carousel-control-next {
  right: -25px !important;
}

#carruselPC .carousel-control-prev:hover,
#carruselPC .carousel-control-next:hover,
#carruselMobile .carousel-control-prev:hover,
#carruselMobile .carousel-control-next:hover {
  background-color: var(--accent-blue) !important;
  opacity: 1;
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.6);
}

/* ==========================================================================
   CONTACTO Y FOOTER
   ========================================================================== */

.contenedor-contacto {
  max-width: 650px;
  margin: auto;
  width: 100%;
}

.formulario {
  padding: 25px 30px;
}

.form-group {
  margin-bottom: 15px;
}

.form-group label {
  margin-bottom: 5px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.form-control {
  border: 1px solid var(--border-color) !important;
  padding: 10px;
  background-color: rgba(11, 17, 32, 0.8) !important;
  color: var(--text-primary) !important;
  border-radius: 8px;
}

.form-control:focus {
  border-color: var(--accent-blue) !important;
  box-shadow: 0 0 8px rgba(59, 130, 246, 0.4) !important;
  outline: none;
}

.btn-enviar {
  width: 100%;
  height: 50px;
  margin-top: 10px;
}

footer {
  scroll-snap-align: end;
  background: var(--bg-footer) !important;
  backdrop-filter: blur(10px) !important;
  -webkit-backdrop-filter: blur(10px) !important;
  border-top: 1px solid var(--border-color);
  text-align: center;
  padding: 30px 20px;
}

.contenido-footer h2 {
  font-size: 1.6rem;
  color: var(--text-primary);
}

.contenido-footer h5 {
  font-size: 1rem;
  margin-top: 5px;
  color: var(--text-muted);
}

.redes {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 15px;
}

.redes a {
  color: var(--text-primary) !important;
  font-size: 1.6rem;
  transition: 0.3s ease;
}

.redes a:hover {
  color: var(--accent-blue) !important;
  transform: translateY(-3px);
}

/* ==========================================================================
   BOTÓN FLOTANTE WHATSAPP Y SWITCH DE IDIOMA
   ========================================================================== */

.btn-whatsapp {
  position: fixed;
  right: 25px;
  bottom: 25px;
  width: 60px;
  height: 60px;
  background: var(--primary-blue) !important;
  color: var(--text-primary) !important;
  border: 1px solid var(--accent-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  text-decoration: none;
  z-index: 999;
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.4);
  transition: all 0.3s ease;
}

.btn-whatsapp:hover {
  background: var(--accent-blue) !important;
  color: #ffffff !important;
  transform: scale(1.12) translateY(-3px);
  box-shadow: 0 0 25px rgba(59, 130, 246, 0.8);
}

.lang-switch-container {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(17, 24, 39, 0.8);
  padding: 6px 14px;
  border-radius: 30px;
  border: 1px solid var(--border-color);
}

.lang-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  transition: color 0.3s ease;
  user-select: none;
}

.lang-label.active {
  color: var(--accent-blue);
  text-shadow: 0 0 8px rgba(59, 130, 246, 0.6);
}

.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 22px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #1e293b;
  border: 1px solid var(--border-color);
  transition: 0.4s;
}

.slider:before {
  position: absolute;
  content: "";
  height: 14px;
  width: 14px;
  left: 3px;
  bottom: 3px;
  background-color: var(--text-primary);
  transition: 0.4s;
}

input:checked + .slider {
  background-color: var(--primary-blue);
  border-color: var(--accent-blue);
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
}

input:checked + .slider:before {
  transform: translateX(22px);
  background-color: #ffffff;
}

.slider.round {
  border-radius: 34px;
}

.slider.round:before {
  border-radius: 50%;
}

/* ==========================================================================
   MODAL PERSONALIZADO CON BLUR (CONFIRMACIÓN FORMULARIO)
   ========================================================================== */

.modal-blur {
  backdrop-filter: blur(8px) !important;
  -webkit-backdrop-filter: blur(8px) !important;
  background-color: rgba(10, 14, 23, 0.6) !important;
}

.tarjeta-modal {
  background: rgba(17, 24, 39, 0.95) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: 20px !important;
  color: #ffffff !important;
}

.tarjeta-modal .modal-title,
.tarjeta-modal p,
.tarjeta-modal span,
.tarjeta-modal div {
  color: #ffffff !important;
}

.icono-exito i {
  font-size: 3rem;
  color: var(--accent-blue) !important;
}

.btn-modal {
  background: var(--primary-blue) !important;
  color: #ffffff !important;
  border: 1px solid var(--accent-blue);
  border-radius: 50px;
  padding: 8px 30px;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-modal:hover {
  background: var(--accent-blue) !important;
  color: #ffffff !important;
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.5);
}

/* ==========================================================================
   ESTILOS PARA MÉTRICAS Y LOGROS (ADAPTADO A MÓVIL)
   ========================================================================== */

.tarjeta-metrica {
  background: var(--bg-surface) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: 16px;
  padding: 16px 10px;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.tarjeta-metrica:hover {
  transform: translateY(-4px);
  border-color: var(--accent-blue) !important;
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.25);
}

.tarjeta-metrica i {
  font-size: 1.6rem;
  color: var(--accent-blue);
  margin-bottom: 4px;
  display: inline-block;
}

.tarjeta-metrica .contador {
  font-size: 1.6rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 2px;
  line-height: 1.1;
}

.tarjeta-metrica p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0;
  line-height: 1.2;
}

/* Ajustes específicos para móviles */
@media (max-width: 768px) {
  .tarjeta-metrica {
    padding: 12px 8px !important;
    border-radius: 14px;
  }

  .tarjeta-metrica i {
    font-size: 1.35rem;
  }

  .tarjeta-metrica .contador {
    font-size: 1.35rem;
  }

  .tarjeta-metrica p {
    font-size: 0.75rem;
  }
}

/* ==========================================================================
   ESTILOS BOTONES DE FILTRO DE PROYECTOS
   ========================================================================== */

.filtros-proyectos {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.btn-filtro {
    background: rgba(17, 24, 39, 0.8);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    padding: 8px 22px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-filtro:hover,
.btn-filtro.active {
    background: var(--primary-blue);
    color: #ffffff;
    border-color: var(--accent-blue);
    box-shadow: 0 0 12px rgba(59, 130, 246, 0.5);
}
/* ==========================================================================
   RESPONSIVE (MÓVILES Y TABLETS)
   ========================================================================== */

@media (max-width: 992px) {
  html {
    scroll-snap-type: none;
  }

  section {
    height: auto;
    min-height: 100vh;
    padding: 100px 18px 60px 18px;
  }

  .contenedor-principal {
    flex-direction: column-reverse;
    text-align: center;
    gap: 30px;
    padding: 0;
  }

  .contenido-principal {
    padding: 25px 20px;
  }

  .contenido-principal p {
    font-size: 0.98rem;
    line-height: 1.5;
    color: #cbd5e1 !important;
  }

  .contenedor-principal img {
    width: 260px;
    height: auto;
  }

  .titulo-principal {
    font-size: 2.2rem;
  }
}

@media (max-width: 768px) {
  #barra {
    padding: 12px 18px !important;
  }

  /* Reducción del logo en móvil para dar espacio al botón hamburguesa */
  .marca {
    font-size: 1.5rem !important;
  }

  .tag-code {
    font-size: 1.6rem !important;
  }

  /* Desplegable alineado a todo el ancho de la pantalla */
  .navbar-collapse {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(10, 14, 23, 0.95);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    padding: 20px 15px !important;
    margin-top: 0;
  }

  .nav-link {
    font-size: 1.15rem;
    margin-left: 0;
    padding: 10px 0;
  }

  #carruselMobile .carousel-inner {
    padding: 10px 15px;
  }

  #carruselMobile .carousel-control-prev {
    left: -10px !important;
  }

  #carruselMobile .carousel-control-next {
    right: -10px !important;
  }
}