/* VARIABLES BASE */
:root {
  --color-principal: #111;
  --color-acento: #0078d7;
  --color-fondo: #f9f9f9;
  --color-texto: #333;
  --color-inicio: #ddd;
  --color-footer: #002b45;
  --max-width: 1200px;
}

/* 🌙 MODO OSCURO */
body.modo-oscuro {
  --color-principal: #c2c1c1;
  --color-acento: hsl(216, 80%, 24%);
  --color-fondo: #121212;
  --color-texto: #989898;
  --color-inicio: #323232;
}

body.modo-oscuro .tarjeta {
  background: #1e1e1e;
  border-color: #333;
}

body.modo-oscuro header {
  background: #1a1a1a;
  border-color: #333;
}

body.modo-oscuro footer {
  background: #1a1a1a;
  color: #eee;
}

body.modo-oscuro .modo-btn {
  border-color: var(--color-principal);
  color: var(--color-principal);
}

body.modo-oscuro .modo-btn:hover {
  background: var(--color-acento);
  color: #fff;
}

/* END 🌙 MODO OSCURO */

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

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  background: var(--color-fondo);
  color: var(--color-texto);
  transition:
    background-color 0.4s ease,
    color 0.4s ease;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem;
}

header {
  background: #fff;
  border-bottom: 1px solid #ccc;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
}

.logo img {
  max-height: 100px;
  min-height: 100px;
  width: auto;
  display: block;
}

.nav ul {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  flex-wrap: wrap;
  justify-content: center;
}

.nav a {
  text-decoration: none;
  color: var(--color-principal);
  font-weight: bold;
  font-size: 1rem;
}

.nav a {
  text-decoration: none;
  color: var(--color-principal);
  font-weight: bold;
  position: relative;
  padding: 0.25rem 0;
  transition: color 0.3s ease;
}

/* Colorear cuando se pasa el mouse o recibe focus */
.nav a:hover,
.nav a:focus,
.nav a:active {
  color: var(--color-acento);
}

/* Opcional: subrayado animado */
.nav a::after {
  content: "";
  display: block;
  width: 0;
  height: 2px;
  background: var(--color-acento);
  transition: width 0.3s ease;
  position: absolute;
  bottom: -2px;
  left: 0;
}

.nav a:hover::after,
.nav a:focus::after {
  width: 100%;
}

.hero {
  background: var(--color-inicio);
  text-align: center;
  padding: 4rem 1rem;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.btn {
  display: inline-block;
  background: var(--color-acento);
  color: #fff;
  padding: 0.75rem 1.5rem;
  border: none;
  text-decoration: none;
  font-weight: bold;
  border-radius: 4px;
}

.grid {
  display: grid;
  gap: 2rem;
}

.nosotros {
  padding: 3rem 0;
}

.nosotros .grid {
  grid-template-columns: 1fr;
  align-items: center;
}

@media (min-width: 768px) {
  .nosotros .grid {
    grid-template-columns: 1fr 1fr;
  }
}

.servicio,
.servicios,
.proyectos {
  padding: 3rem 1rem;
  text-align: center;
}
input,
textarea {
  background-color: var(--color-inicio); /* fondo del input */
  color: var(--color-texto); /* texto del input */
  border: 1px solid #ccc; /* borde */
  border-radius: 4px;
  padding: 0.75rem;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.servicios h1 {
  font-size: 2.5rem;
  color: var(--color-principal);
  text-align: center;
  margin-bottom: 2rem;
  position: relative;
}

.servicios h1::after {
  content: "";
  display: block;
  width: 80px;
  height: 4px;
  background: var(--color-acento);
  margin: 0.5rem auto 0;
  border-radius: 2px;
}

.infraestructura,
.proveedores,
.casos,
.valores,
.lideres {
  padding: 3rem 1rem;
  text-align: center;
}

#inicio,
#nosotros,
#servicios,
#lideres,
#contacto {
  scroll-margin-top: 50px;
}

.tarjetas {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 600px) {
  .tarjetas {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

.tarjeta {
  background: #fff;
  padding: 1.5rem;
  border: 1px solid #ddd;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
  transition: transform 0.2s ease;
}

.tarjeta:hover {
  transform: translateY(-5px);
}

.tarjeta h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--color-principal);
}

.tarjeta img {
  width: 100%;
  height: auto;
  max-height: 160px;
  object-fit: cover;
  border-radius: 6px;
  margin: 0.75rem 0;
}

.servicios-grid,
.proyectos-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.servicios .tarjeta {
  cursor: pointer;
}

@media (min-width: 600px) {
  .servicios-grid,
  .proyectos-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

.lista-iconos {
  list-style: none;
  padding: 0;
  margin-top: 1rem;
  text-align: left;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.lista-iconos li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  font-size: 1.05rem;
  border-bottom: 1px solid #eee;
}

.lista-iconos i {
  color: var(--color-acento);
  font-size: 1.2rem;
}

.lideres .tarjeta img {
  width: 100%;
  height: auto;
  max-height: 180px;
  object-fit: cover;
  border-radius: 6px;
  margin-bottom: 1rem;
}

.lideres .tarjeta h4 {
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
  color: var(--color-principal);
}

.lideres .tarjeta p {
  font-size: 0.95rem;
  line-height: 1.4;
}

form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 0 1rem;
}

input,
textarea {
  padding: 0.75rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
}

button[type="submit"] {
  background: var(--color-acento);
  color: #fff;
  padding: 0.75rem;
  border: none;
  cursor: pointer;
  font-weight: bold;
  border-radius: 4px;
}

footer {
  background: #111;
  color: #fff;
  text-align: center;
  font-size: 0.9rem;
}

.modo-btn {
  background: none;
  border: 1px solid var(--color-principal);
  padding: 0.5rem 1rem;
  margin-top: 1rem;
  cursor: pointer;
  border-radius: 4px;
  color: var(--color-principal);
  font-size: 0.9rem;
}

.modo-btn:hover {
  background: var(--color-acento);
  color: #fff;
}

#emoji.girar {
  display: inline-block;
  animation: girarEmoji 0.5s ease;
}

@keyframes girarEmoji {
  0% {
    transform: rotateY(0);
  }
  50% {
    transform: rotateY(90deg);
  }
  100% {
    transform: rotateY(0deg);
  }
}

@media (max-width: 480px) {
  .nav ul {
    flex-direction: column;
    align-items: center;
  }

  .nav a {
    font-size: 0.95rem;
  }

  .modo-btn {
    width: 100%;
    text-align: center;
  }

  .hero h1 {
    font-size: 1.8rem;
  }

  .servicios h1 {
    font-size: 1.8rem;
  }
}

/* Botón hamburguesa */ /* ===== MENÚ HAMBURGUESA RESPONSIVE CON ANIMACIÓN ===== */

/* Botón hamburguesa animado */
.menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 6px;
  padding: 10px;
  z-index: 1001;
  margin-left: 1rem;
  transition: transform 0.3s ease;
}

.menu-toggle span {
  height: 3px;
  width: 28px;
  background: var(--color-principal);
  display: block;
  border-radius: 2px;
  transition:
    transform 0.4s ease,
    opacity 0.4s ease;
}

/* Transformación en X */
.menu-toggle.activo span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle.activo span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.activo span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Estilos responsive */
@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .nav {
    display: none;
    width: 100%;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--color-fondo);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    animation: fadeIn 0.3s ease-in-out;
  }

  .nav ul {
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
    gap: 1rem;
  }

  .nav.activo {
    display: block;
  }

  .modo-btn {
    margin-top: 0;
    margin-left: auto;
  }
}

/* Animación suave */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.nosotros .imagen img {
  width: 100%;
  max-width: 500px;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  display: block;
  margin: 0 auto;
}

.footer img {
  width: auto;
  display: block;
  margin: 0 auto 1rem;
}
/* opcional: aflojar la restricción global */
.footer img {
  height: 130px; /* ← comentar o subir el valor */
}

.redes-contacto {
  margin-top: 3rem;
  margin-bottom: 2.5rem;
  display: flex;
  justify-content: center;
  gap: 2rem;
}

.red-btn {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

.red-btn img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

/* WhatsApp */
.red-btn.whatsapp {
  background-color: #25d366;
}

.red-btn.whatsapp:hover {
  transform: scale(1.15);
  box-shadow: 0 0 12px #25d366cc;
}

/* Instagram */
.red-btn.instagram {
  background: linear-gradient(45deg, #fd5949, #d6249f, #285aeb);
}

.red-btn.instagram:hover {
  transform: scale(1.15);
  box-shadow: 0 0 12px #d6249fcc;
}

/* 🌙 Modo oscuro */
body.modo-oscuro .red-btn {
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.08);
}

/* ===== Infraestructura como tarjetas ===== */
.infra-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: 1.25rem;
}

.infra-card {
  background: #fff;
  border: 1px solid #e8e8e8;
  border-radius: 10px;
  padding: 1.1rem 1.1rem 1.05rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease,
    border-color 0.18s ease;
  display: flex;
  flex-direction: column;
  min-height: 148px; /* asegura altura pareja sin estirar demasiado */
}

/* Franja de acento superior, sobria */
.infra-card::before {
  content: "";
  display: block;
  height: 4px;
  width: 56px;
  border-radius: 999px;
  background: var(--color-acento);
  margin-bottom: 0.75rem;
  opacity: 0.9;
}

.infra-card h3 {
  font-size: 1.05rem;
  color: var(--color-principal);
  margin: 0 0 0.35rem;
}

.infra-card p {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.5;
  color: var(--color-texto);
}

/* Hover sutil y corporativo */
.infra-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.07);
  border-color: rgba(0, 120, 215, 0.25);
}

/* Modo oscuro consistente */
body.modo-oscuro .infra-card {
  background: #1e1e1e;
  border-color: #333;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}
body.modo-oscuro .infra-card:hover {
  border-color: rgba(0, 120, 215, 0.35);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
}

/* ===== Proveedores como tarjetas (match con Infraestructura) ===== */
.prov-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-top: 1.25rem;
}

.prov-card {
  background: #fff;
  border: 1px solid #e8e8e8;
  border-radius: 10px;
  padding: 1.1rem 1.1rem 1.05rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease,
    border-color 0.18s ease;
  display: flex;
  flex-direction: column;
  min-height: 168px;
}

/* franja de acento superior */
.prov-card::before {
  content: "";
  display: block;
  height: 4px;
  width: 56px;
  border-radius: 999px;
  background: var(--color-acento);
  margin-bottom: 0.75rem;
  opacity: 0.9;
}

.prov-card h3 {
  font-size: 1.05rem;
  color: var(--color-principal);
  margin: 0 0 0.35rem;
}

.prov-card p {
  margin: 0 0 0.35rem;
  font-size: 0.98rem;
  line-height: 1.5;
  color: var(--color-texto);
}

.prov-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.07);
  border-color: rgba(0, 120, 215, 0.25);
}

/* puntos breves dentro de la tarjeta */
.card-points {
  list-style: none;
  margin: 0.25rem 0 0;
  padding: 0;
}
.card-points li {
  position: relative;
  padding-left: 1rem;
  margin: 0.25rem 0;
  font-size: 0.96rem;
}
.card-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6rem;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--color-acento);
  opacity: 0.9;
}

/* Modo oscuro coherente */
body.modo-oscuro .prov-card {
  background: #1e1e1e;
  border-color: #333;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}
body.modo-oscuro .prov-card:hover {
  border-color: rgba(0, 120, 215, 0.35);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
}

/* ===== Modal corporativo ===== */
.modal {
  position: fixed;
  inset: 0;
  display: none;
}
.modal.open {
  display: block;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(2px);
}

.modal-dialog {
  position: relative;
  max-width: 720px;
  margin: 6vh auto;
  background: #fff;
  border: 1px solid #e8e8e8;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.22);
  padding: 1.25rem 1.25rem 1.1rem;
  animation: modalIn 0.18s ease-out;
}
@keyframes modalIn {
  from {
    transform: translateY(8px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* franja de acento */
.modal-dialog::before {
  content: "";
  display: block;
  height: 4px;
  width: 72px;
  border-radius: 999px;
  background: var(--color-acento);
  margin-bottom: 0.85rem;
  opacity: 0.9;
}

.modal-close {
  position: absolute;
  right: 0.65rem;
  top: 0.5rem;
  background: transparent;
  border: 0;
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  color: #666;
}
.modal-close:hover {
  color: #111;
}

#modal-title {
  margin: 0 2rem 0.35rem 0;
  font-size: 1.25rem;
  color: var(--color-principal);
}
.modal-body {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-texto);
}

/* Modo oscuro */
body.modo-oscuro .modal-dialog {
  background: #1e1e1e;
  border-color: #333;
  color: #ddd;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}
body.modo-oscuro .modal-close {
  color: #aaa;
}
body.modo-oscuro .modal-close:hover {
  color: #fff;
}

/* Evitar scroll de fondo cuando el modal está abierto */
body.modal-open {
  overflow: hidden;
}

/* ===== Centrado vertical del modal (encima del header) ===== */
.modal {
  position: fixed;
  inset: 0;
  display: none;
  z-index: 2000; /* header tiene 1000: esto lo deja por encima */
}

/* Centro perfecto en pantalla y con margen a los bordes */
.modal.open {
  display: grid;
  align-items: center;
  justify-items: center;
  padding: 4vh 16px; /* margen vertical y respiración lateral */
}

/* Backdrop detrás del diálogo */
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(2px);
  z-index: 0;
}

/* Diálogo centrado, sin margin-top, y con scroll interno si hace falta */
.modal-dialog {
  position: relative;
  z-index: 1;
  width: min(720px, 100%);
  margin: 0; /* quita el 6vh auto anterior */
  max-height: calc(100dvh - 8vh); /* evita que se corte bajo el header */
  overflow: auto; /* scroll solo dentro del modal */
  border-radius: 16px; /* mantiene tu estética */
}

/* Ajustes mobile */
@media (max-width: 480px) {
  .modal.open {
    padding: 2vh 12px;
  }
  .modal-dialog {
    border-radius: 12px;
  }
}

/* (ya lo tenías) Bloquear scroll del fondo al abrir */
body.modal-open {
  overflow: hidden;
}

.tarjeta-caso {
  cursor: pointer;
}

/* Acciones en header: WhatsApp + modo */
.header-acciones {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-left: auto;
}

/* Botón WhatsApp “icon-only” que se expande en hover/focus */
.cta-whatsapp {
  --wa-size: 40px; /* tamaño colapsado */
  --wa-max: 220px; /* ancho máximo expandido */

  display: inline-flex;
  align-items: center;
  height: var(--wa-size);
  max-width: var(--wa-size); /* colapsado: círculo */
  overflow: hidden;
  padding: 0 0.75rem 0 0.5rem; /* el texto queda oculto por max-width */
  background: #25d366;
  color: #333;
  text-decoration: none;
  font-weight: 700;
  border-radius: 999px;
  border: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  transition:
    max-width 0.25s ease,
    box-shadow 0.25s ease,
    transform 0.18s ease;
  will-change: max-width, transform;
}
.cta-whatsapp:hover,
.cta-whatsapp:focus,
.cta-whatsapp:focus-visible {
  max-width: var(--wa-max); /* se expande */
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
  outline: none;
}
.cta-whatsapp:active {
  transform: translateY(1px);
}

.wa-icon {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  display: block;
}

/* El texto aparece suavemente al expandir */
.cta-whatsapp .label {
  display: inline-block;
  margin-left: 0.5rem;
  white-space: nowrap;
  opacity: 0;
  max-width: 0;
  transition:
    opacity 0.15s ease 0.12s,
    max-width 0.25s ease 0.12s,
    margin-left 0.15s ease 0.12s;
}
.cta-whatsapp:hover .label,
.cta-whatsapp:focus .label,
.cta-whatsapp:focus-visible .label {
  opacity: 1;
  max-width: 180px; /* espacio suficiente para el texto */
}

/* Modo oscuro coherente */
body.modo-oscuro .cta-whatsapp {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
}
body.modo-oscuro .cta-whatsapp:hover,
body.modo-oscuro .cta-whatsapp:focus {
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.45);
}

/* Responsive: en móviles queda solo como icono (sin expandir) */
@media (max-width: 768px) {
  .cta-whatsapp {
    max-width: var(--wa-size);
  }
}

/* Accesibilidad: respetar usuarios con reducción de animación */
@media (prefers-reduced-motion: reduce) {
  .cta-whatsapp,
  .cta-whatsapp .label {
    transition: none;
  }
}

/* ===========================
   HEADER — UPGRADE UX/UI PRO
   (no afecta otras secciones)
   =========================== */

/* Variables específicas del header */
:root {
  --header-h: 110px;
  --header-h-scrolled: 64px;
  --header-bg: rgba(255, 255, 255, 0.76);
  --header-border: rgba(0, 0, 0, 0.06);
}
body.modo-oscuro {
  --header-bg: rgba(18, 18, 18, 0.76);
  --header-border: rgba(255, 255, 255, 0.08);
}

/* Fondo translúcido con blur y borde sutil */
header.header {
  background: var(--header-bg) !important; /* sobreescribe tu header base */
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--header-border);
  transition:
    box-shadow 0.2s ease,
    background-color 0.2s ease,
    border-color 0.2s ease;
}

/* Altura controlada para una barra sólida y estable */
.header .container {
  height: var(--header-h);
  gap: 12px;
  align-items: center;
}

/* Efecto “shrink” al hacer scroll (requiere una clase .scrolled en <header>) */
.header.scrolled {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}
.header.scrolled .container {
  height: var(--header-h-scrolled);
}

/* Logo con transición suave de tamaño dentro del header (solo afecta al logo del header) */
header.header .logo img {
  max-height: calc(var(--header-h) - 28px);
  transition:
    max-height 0.2s ease,
    filter 0.2s ease;
}
.header.scrolled .logo img {
  max-height: calc(var(--header-h-scrolled) - 20px);
}

/* Navegación: targets cómodos y focus visible accesible */
header.header .nav ul {
  gap: 1.25rem;
}
header.header .nav a {
  padding: 0.4rem 0.25rem;
  border-radius: 6px;
}
header.header .nav a:focus-visible {
  outline: 0;
  box-shadow: 0 0 0 3px rgba(0, 120, 215, 0.18);
}

/* Acciones del header alineadas a la derecha (WhatsApp + modo) */
.header-acciones {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Botón de tema como “pill” (solo en header) */
header.header .modo-btn {
  margin-top: 0;
  height: 40px;
  padding: 0 0.9rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
header.header .modo-btn:focus-visible {
  outline: 0;
  box-shadow: 0 0 0 3px rgba(0, 120, 215, 0.18);
}

/* Hamburguesa con foco visible y área clicable amable */
header.header .menu-toggle {
  border-radius: 10px;
}
header.header .menu-toggle:focus-visible {
  outline: 0;
  box-shadow: 0 0 0 3px rgba(0, 120, 215, 0.18);
}

/* Móvil: menú con la misma estética translúcida del header */
@media (max-width: 900px) {
  header.header .nav {
    background: var(--header-bg);
    backdrop-filter: saturate(140%) blur(8px);
    -webkit-backdrop-filter: saturate(140%) blur(8px);
    border-bottom: 1px solid var(--header-border);
  }
}

/* WhatsApp flotante (FAB) */
.cta-whatsapp.flotante {
  position: fixed;
  right: 25px;
  bottom: 50px;
  z-index: 1500;
  max-width: var(--wa-size);
  height: var(--wa-size);
  padding: 0 0.75rem 0 0.5rem;
  border-radius: 999px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.18);
  transform-origin: right center;
}
.cta-whatsapp.flotante:hover,
.cta-whatsapp.flotante:focus-visible {
  max-width: var(--wa-max);
}
@media (max-width: 768px) {
  .cta-whatsapp.flotante {
    max-width: var(--wa-size);
    bottom: 14px;
    right: 14px;
  }
}

.ubicacion {
  background: var(--color-fondo);
  text-align: left;
}
.contacto {
  padding: 4rem 1rem;
  background: var(--color-fondo);
  text-align: center;
}

.ubicacion h2 {
  margin-bottom: 1rem;
}

.ubicacion .mapa {
  max-width: 1000px;
  margin: 0 auto;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Grid de contacto */
.contacto-grid {
  display: grid;
  grid-template-columns: 1fr 1fr; /* dos columnas iguales */
  gap: 2rem;
  align-items: start;
}

/* Formulario */
.contacto form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contacto form input,
.contacto form textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ccc;
  border-radius: 8px;
}

.contacto form button {
  padding: 0.75rem;
  background: var(--color-acento);
  color: #fff;
  border: none;
  border-radius: 8px;
  cursor: pointer;
}

/* Ubicación */
.contacto .ubicacion .mapa {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

/* Responsive: en móviles se apilan */
@media (max-width: 768px) {
  .contacto-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== Contacto: layout lado a lado ===== */
.contacto-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr; /* form un poquito más ancho */
  gap: 2rem;
  align-items: start;
}

@media (max-width: 900px) {
  .contacto-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== Card base reutilizable ===== */
.card-like {
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 16px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.06);
  overflow: hidden;
}

/* Modo oscuro (si ya usás body.modo-oscuro) */
body.modo-oscuro .card-like {
  background: #1e1e1e;
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}

/* ===== Form card ===== */
.form-card {
  composes: card-like; /* si tu build no soporta 'composes', duplica estilos de .card-like acá */
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 16px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.06);
  padding: 1.5rem;
}

body.modo-oscuro .form-card {
  background: #1e1e1e;
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}

.form-header h3 {
  margin: 0 0 0.25rem 0;
  font-size: 1.25rem;
  color: var(--color-texto, #333);
}
.form-header p {
  margin: 0 0 1rem 0;
  color: #666;
  font-size: 0.95rem;
}
body.modo-oscuro .form-header p {
  color: #bdbdbd;
}

/* Grid interno de inputs (2 cols en desktop) */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
  margin-bottom: 1rem;
}
.form-grid textarea {
  grid-column: 1 / -1; /* ocupa ancho completo */
}

/* Inputs */
.form-card input,
.form-card textarea {
  width: 100%;
  font: inherit;
  color: var(--color-texto, #333);
  background: #fafafa;
  border: 1px solid #e6e6e6;
  border-radius: 12px;
  padding: 0.85rem 1rem;
  outline: none;
  transition:
    border-color 0.2s,
    box-shadow 0.2s,
    background 0.2s,
    transform 0.06s;
}

.form-card textarea {
  resize: vertical;
  min-height: 140px;
}

body.modo-oscuro .form-card input,
body.modo-oscuro .form-card textarea {
  background: #171717;
  border-color: #2a2a2a;
  color: #ddd;
}

/* Focus ring accesible */
.form-card input:focus,
.form-card textarea:focus {
  border-color: var(--color-acento, #0078d7);
  box-shadow: 0 0 0 4px
    color-mix(in oklab, var(--color-acento, #0078d7) 20%, transparent);
}

/* Hover micro elevación */
.form-card input:hover,
.form-card textarea:hover {
  transform: translateY(-1px);
}

/* Placeholder sutil */
.form-card ::placeholder {
  color: #9aa0a6;
}
body.modo-oscuro .form-card ::placeholder {
  color: #9aa0a699;
}

/* Botón principal */
.btn-primary {
  display: inline-block;
  padding: 0.9rem 1.2rem;
  background: var(--color-acento, #0078d7);
  color: #fff;
  border: 0;
  border-radius: 12px;
  font-weight: 600;
  cursor: pointer;
  transition:
    transform 0.06s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
  box-shadow: 0 8px 16px rgba(0, 120, 215, 0.25);
}

.btn-primary:hover {
  transform: translateY(-1px);
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

/* Estado del envío */
.form-status {
  margin-top: 0.75rem;
  font-size: 0.95rem;
  color: #5c5c5c;
}
body.modo-oscuro .form-status {
  color: #cfcfcf;
}

/* ===== Mapa con misma estética de card ===== */
.ubicacion .mapa {
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.06);
}
body.modo-oscuro .ubicacion .mapa {
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}
.ubicacion h3 {
  margin-bottom: 0.75rem;
}
/* ===== Contacto: layout lado a lado ===== */
.contacto-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr; /* form un poquito más ancho */
  gap: 2rem;
  align-items: start;
}

@media (max-width: 900px) {
  .contacto-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== Card base reutilizable ===== */
.card-like {
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 16px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.06);
  overflow: hidden;
}

/* Modo oscuro (si ya usás body.modo-oscuro) */
body.modo-oscuro .card-like {
  background: #1e1e1e;
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}

/* ===== Form card ===== */
.form-card {
  composes: card-like; /* si tu build no soporta 'composes', duplica estilos de .card-like acá */
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 16px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.06);
  padding: 1.5rem;
}

body.modo-oscuro .form-card {
  background: #1e1e1e;
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}

.form-header h3 {
  margin: 0 0 0.25rem 0;
  font-size: 1.25rem;
  color: var(--color-texto, #333);
}
.form-header p {
  margin: 0 0 1rem 0;
  color: #666;
  font-size: 0.95rem;
}
body.modo-oscuro .form-header p {
  color: #bdbdbd;
}

/* Grid interno de inputs (2 cols en desktop) */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
  margin-bottom: 1rem;
}
.form-grid textarea {
  grid-column: 1 / -1; /* ocupa ancho completo */
}

/* Inputs */
.form-card input,
.form-card textarea {
  width: 100%;
  font: inherit;
  color: var(--color-texto, #333);
  background: #fafafa;
  border: 1px solid #e6e6e6;
  border-radius: 12px;
  padding: 0.85rem 1rem;
  outline: none;
  transition:
    border-color 0.2s,
    box-shadow 0.2s,
    background 0.2s,
    transform 0.06s;
}

.form-card textarea {
  resize: vertical;
  min-height: 140px;
}

body.modo-oscuro .form-card input,
body.modo-oscuro .form-card textarea {
  background: #171717;
  border-color: #2a2a2a;
  color: #ddd;
}

/* Focus ring accesible */
.form-card input:focus,
.form-card textarea:focus {
  border-color: var(--color-acento, #0078d7);
  box-shadow: 0 0 0 4px
    color-mix(in oklab, var(--color-acento, #0078d7) 20%, transparent);
}

/* Hover micro elevación */
.form-card input:hover,
.form-card textarea:hover {
  transform: translateY(-1px);
}

/* Placeholder sutil */
.form-card ::placeholder {
  color: #9aa0a6;
}
body.modo-oscuro .form-card ::placeholder {
  color: #9aa0a699;
}

/* Botón principal */
.btn-primary {
  display: inline-block;
  padding: 0.9rem 1.2rem;
  background: var(--color-acento, #0078d7);
  color: #fff;
  border: 0;
  border-radius: 12px;
  font-weight: 600;
  cursor: pointer;
  transition:
    transform 0.06s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
  box-shadow: 0 8px 16px rgba(0, 120, 215, 0.25);
}

.btn-primary:hover {
  transform: translateY(-1px);
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

/* Estado del envío */
.form-status {
  margin-top: 0.75rem;
  font-size: 0.95rem;
  color: #5c5c5c;
}
body.modo-oscuro .form-status {
  color: #cfcfcf;
}

/* ===== Mapa con misma estética de card ===== */
.ubicacion .mapa {
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.06);
}
body.modo-oscuro .ubicacion .mapa {
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}
.ubicacion h3 {
  margin-bottom: 0.75rem;
}

/* ====== Contacto: base (desktop) ====== */
.contacto-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr; /* form un poco más ancho */
  gap: 2rem;
  align-items: start;
}

.form-card {
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 16px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.06);
  padding: 1.5rem;
}

body.modo-oscuro .form-card {
  background: #1e1e1e;
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}

.form-header h3 {
  margin: 0 0 0.25rem;
  font-size: 1.25rem;
}
.form-header p {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  color: #666;
}
body.modo-oscuro .form-header p {
  color: #bdbdbd;
}

/* grid interno del form */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr; /* 2 columnas en desktop */
  gap: 0.9rem;
  margin-bottom: 1rem;
}
.form-grid textarea {
  grid-column: 1 / -1;
} /* textarea ocupa ancho completo */

.form-card input,
.form-card textarea {
  width: 100%;
  font: inherit;
  color: var(--color-texto, #333);
  background: #fafafa;
  border: 1px solid #e6e6e6;
  border-radius: 12px;
  padding: 0.85rem 1rem;
  outline: none;
  transition:
    border-color 0.2s,
    box-shadow 0.2s,
    background 0.2s;
}
body.modo-oscuro .form-card input,
body.modo-oscuro .form-card textarea {
  background: #171717;
  border-color: #2a2a2a;
  color: #ddd;
}

.form-card input:focus,
.form-card textarea:focus {
  border-color: var(--color-acento, #0078d7);
  box-shadow: 0 0 0 4px
    color-mix(in oklab, var(--color-acento, #0078d7) 20%, transparent);
}

.btn-primary {
  display: inline-block;
  padding: 0.9rem 1.2rem;
  background: var(--color-acento, #0078d7);
  color: #fff;
  border: 0;
  border-radius: 12px;
  font-weight: 600;
  cursor: pointer;
  transition:
    transform 0.06s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
  box-shadow: 0 8px 16px rgba(0, 120, 215, 0.25);
}
.btn-primary:hover {
  transform: translateY(-1px);
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

.form-status {
  margin-top: 0.75rem;
  font-size: 0.95rem;
  color: #5c5c5c;
}
body.modo-oscuro .form-status {
  color: #cfcfcf;
}

/* mapa con estética de card */
.ubicacion h3 {
  margin-bottom: 0.75rem;
}
.ubicacion .mapa {
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.06);
}
body.modo-oscuro .ubicacion .mapa {
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}
.ubicacion .mapa iframe {
  display: block;
  width: 100%;
  height: 420px;
}

/* ====== Breakpoints ====== */

/* laptops medianas: relajamos gap y fuentes apenas */
@media (max-width: 1200px) {
  .contacto-grid {
    gap: 1.5rem;
  }
  .form-header h3 {
    font-size: 1.2rem;
  }
}

/* tablets horizontales: columnas iguales y mapa más bajo */
@media (max-width: 992px) {
  .contacto-grid {
    grid-template-columns: 1fr 1fr;
  }
  .ubicacion .mapa iframe {
    height: 380px;
  }
}

/* tablets verticales / móviles grandes: apilar y full width */
@media (max-width: 768px) {
  .contacto-grid {
    grid-template-columns: 1fr;
  }
  .form-card {
    padding: 1.25rem;
  }
  .form-grid {
    grid-template-columns: 20rem;
  } /* inputs a una columna */
  .ubicacion .mapa iframe {
    height: 360px;
    margin-top: 0.5rem;
  }
}

/* móviles medianos: inputs y botón más grandes para touch */
@media (max-width: 560px) {
  .form-card input,
  .form-card textarea {
    padding: 1rem 1.1rem;
    border-radius: 14px;
  }
  .btn-primary {
    width: 100%;
    padding: 1rem 1.2rem;
    border-radius: 14px;
  }
  .ubicacion .mapa iframe {
    height: 320px;
  }
}

/* móviles chicos: compactar tipografía y espacios */
@media (max-width: 380px) {
  .form-header h3 {
    font-size: 1.1rem;
  }
  .form-header p {
    font-size: 0.9rem;
  }
  .contacto-grid {
    gap: 1.1rem;
  }
  .ubicacion .mapa iframe {
    height: 280px;
  }
}

/* accesibilidad: menos animación si el usuario lo prefiere */
@media (prefers-reduced-motion: reduce) {
  .btn-primary,
  .form-card input,
  .form-card textarea {
    transition: none;
  }
}

/* ===== Footer ===== */
.footer {
  background: var(--color-footer);
  color: #fff;
  text-align: center;
}

.footer-logo img {
  max-width: 180px;
  margin: 0 auto 2rem;
  display: block;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.footer-contact h4,
.footer-social h4 {
  margin-bottom: 1rem;
  font-size: 1.1rem;
  color: #fff;
}

.footer-contact ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-contact li {
  margin-bottom: 0.75rem;
}
.footer-contact a {
  color: #ddd;
  text-decoration: none;
  font-size: 0.95rem;
}
.footer-contact a i {
  margin-right: 8px;
  color: var(--color-acento, #00acee);
}

.footer-social .social-links a {
  display: inline-block;
  margin-right: 12px;
  font-size: 1.6rem;
  color: var(--color-principal);
  transition: color 0.2s;
}
.footer-social .social-links a:hover {
  color: var(--color-fondo);
}

.footer-bottom {
  text-align: center;
  padding-top: 1.5rem;
  margin-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.85rem;
  color: #bbb;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .footer-contact ul {
    text-align: center;
  }
  .footer-social .social-links {
    margin-top: 0.5rem;
  }
}