:root {
  /* 🎨 Marca - Azul eléctrico */
  --primary: #4F6EF7;
  --primary-soft: #7B8CFF;
  --primary-dark: #384FD6;

  /* 🌟 Secundario */
  --secondary: #F7C948;

  /* ⚫ Neutros */
  --dark: #0F172A;
  --gray: #64748B;
  --light: #FFFFFF;

  /* 🧱 UI */
  --radius: 14px;
  --transition: all 0.3s ease;

  /* 🌈 Gradientes oficiales */
  --gradient-primary: linear-gradient(
    135deg,
    var(--primary),
    var(--primary-soft)
  );
}

/* =========================
   RESET + BASE
========================= */

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

html {
  font-size: 16px;
}

body {
  font-family: 'Poppins', system-ui, -apple-system, sans-serif;
  color: var(--dark);
  background-color: #f8fafc;
  line-height: 1.6;
}

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

/* Evita desbordes */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* =========================
   TIPOGRAFÍA FLUIDA
========================= */

h1 {
  font-size: clamp(1.8rem, 5vw, 3rem);
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
}

h3 {
  font-size: clamp(1.15rem, 3vw, 1.4rem);
}

p {
  font-size: clamp(0.95rem, 2.5vw, 1rem);
}

/* =========================
   CONTENEDORES GLOBALES
========================= */

.section {
  padding: 64px 0;
}

@media (min-width: 768px) {
  .section {
    padding: 100px 0;
  }
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

@media (min-width: 768px) {
  .container {
    padding: 0 32px;
  }
}

.container.narrow {
  max-width: 780px;
}

/* =========================
   BOTÓN PRINCIPAL
========================= */

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;

  max-width: 100%;
  padding: 14px 32px;

  border: none;
  border-radius: 999px;

  background: var(--gradient-primary);
  color: var(--light);

  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.4px;
  text-align: center;
  white-space: normal;

  cursor: pointer;

  box-shadow:
    0 10px 25px rgba(79, 110, 247, 0.35),
    inset 0 -2px 0 rgba(0, 0, 0, 0.15);

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

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow:
    0 18px 40px rgba(79, 110, 247, 0.45),
    inset 0 -2px 0 rgba(0, 0, 0, 0.18);
  filter: brightness(1.05);
}

.btn-primary:active {
  transform: scale(0.97);
  box-shadow:
    0 8px 18px rgba(79, 110, 247, 0.35),
    inset 0 2px 4px rgba(0, 0, 0, 0.25);
}

/* =========================
   WHATSAPP FLOAT BUTTON
========================= */

.whatsapp-float {
  position: fixed;
  bottom: 22px;
  right: 22px;

  width: 64px;
  height: 64px;

  background-color: #7B8CFF;
  border-radius: 50%;

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

  box-shadow: 0 10px 28px rgba(0,0,0,.3);
  z-index: 9999;

  transition: transform .3s ease, box-shadow .3s ease;
}

.whatsapp-float:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(0,0,0,.4);
}

.whatsapp-float img {
  width: 40px;
  height: 40px;
  display: block;
}

/* =========================
   OCULTAR WHATSAPP EN MOBILE
========================= */

@media (max-width: 576px) {
  .whatsapp-float {
    display: none !important;
  }
}
/* Eliminar outline azul en enlaces y elementos interactivos */
a, button, .btn-primary, .whatsapp-float, [tabindex], input, select, textarea {
  outline: none !important;
}

/* Eliminar el resaltado táctil en móviles (azul/gris al tocar) */
* {
  -webkit-tap-highlight-color: transparent;
}

/* Opcional: para mantener accesibilidad, podríamos definir un outline personalizado al enfocar con teclado */
a:focus-visible, button:focus-visible, .btn-primary:focus-visible {
  outline: 2px solid var(--primary) !important;
  outline-offset: 2px;
}
/* =========================
   ELIMINAR HOVER AZUL / RESALTADO TÁCTIL
   ========================= */

/* Elimina el outline azul en todos los elementos interactivos */
a, button, .btn-primary, .whatsapp-float, [tabindex], input, select, textarea {
  outline: none !important;
}

/* Elimina el resaltado gris/azul al tocar en dispositivos móviles */
* {
  -webkit-tap-highlight-color: transparent;
}

/* (Opcional) Mantener un indicador de foco solo para navegación por teclado - mejora accesibilidad */
a:focus-visible, button:focus-visible, .btn-primary:focus-visible {
  outline: 2px solid var(--primary) !important;
  outline-offset: 2px;
}