:root {
  --primary: #2E86AB;
  --primary-dark: #1C5D75;
  --primary-light: #A8D0E6;
  --secondary: #F76C6C;
  --secondary-dark: #D64545;
  --secondary-light: #FFDCDC;
  --accent-green: #3AB795;
  --accent-yellow: #FFD166;
  --accent-purple: #9C89B8;
  --white: #FFFFFF;
  --gray-light: #F5F5F5;
  --gray-medium: #D3D3D3;
  --gray-dark: #6E6E6E;
  --black: #1A1A1A;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', sans-serif;
  background-color: var(--white);
  color: var(--black);
  line-height: 1.6;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background-color: var(--white);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

nav .logo a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

nav .logo a img {
  width: 80px;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

nav ul li a {
  text-decoration: none;
  color: var(--black);
  font-weight: 500;
  transition: color 0.3s;
}

nav ul li a:hover {
  color: var(--primary);
}

header {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6rem 2rem 4rem;
  background: url('img/hero.jpg') center/cover no-repeat;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

header h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

header p {
  font-size: 1.25rem;
  max-width: 640px;
  margin: 0 auto 2.5rem;
}

.btn {
  background-color: var(--accent-yellow);
  color: var(--black);
  padding: 0.9rem 2rem;
  border: none;
  border-radius: 2rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease-in-out;
  font-size: 1rem;
}

.btn:hover {
  background-color: var(--secondary);
  color: var(--white);
  transform: scale(1.05);
}

section {
  padding: 4rem 1.5rem;
  text-align: center;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
  margin-top: 2rem;
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.feature {
  background: var(--gray-light);
  padding: 2.5rem 2rem;
  border-radius: 1.5rem;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease;
}

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

.feature h3 {
  color: var(--primary);
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.feature p {
  font-size: 1rem;
  color: var(--gray-dark);
}

.cta {
  background: var(--primary-light);
  background: linear-gradient(135deg, var(--accent-yellow) 0%, var(--secondary) 100%);
  color: var(--black);
  padding: 3.5rem 2rem;
  border-radius: 2rem;
  margin: 2.5rem auto;
  max-width: 900px;
}

.cta h2 {
  margin-bottom: 1rem;
  font-size: 2rem;
}

.cta p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.benefits {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: 800px;
  margin: 0 auto;
}

.benefit-item {
  background: var(--gray-light);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.benefit-item h3 {
  color: var(--accent-green);
  margin-bottom: 1rem;
}

footer {
  background-color: var(--gray-light);
  text-align: center;
  padding: 2rem;
  font-size: 0.9rem;
  color: var(--gray-dark);
}

.carousel {
  overflow: hidden;
  width: 100%;
  max-width: 800px;
  margin: 2rem auto;
  border-radius: 1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.carousel-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
  width: max-content;
}

.carousel-track img {
  width: 800px;
  height: 400px;
  object-fit: cover;
}

@keyframes scroll {
  0% {
    transform: translateX(0);
  }

  33% {
    transform: translateX(-800px);
  }

  66% {
    transform: translateX(-1600px);
  }

  100% {
    transform: translateX(0);
  }
}

.carousel {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: 2rem auto;
  overflow: hidden;
  border-radius: 1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.carousel-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.carousel-track img {
  width: 800px;
  height: 400px;
  object-fit: cover;
  flex-shrink: 0;
}

.carousel-buttons {
  position: absolute;
  top: 50%;
  width: 100%;
  display: flex;
  justify-content: space-between;
  transform: translateY(-50%);
}

.carousel-button {
  background: rgba(0, 0, 0, 0.5);
  border: none;
  color: white;
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-size: 1.5rem;
  border-radius: 0.5rem;
}

@media (max-width: 820px) {
  .carousel-track img {
    width: 100vw;
    height: auto;
  }

  .carousel {
    max-width: 100vw;
  }

  .carousel-button {
    padding: 0.4rem 0.8rem;
    font-size: 1.2rem;
  }
}

section {
  scroll-margin-top: 100px;
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 10000;
}

.modal-content {
  background: var(--white);
  color: var(--black);
  max-width: 600px;
  width: 90%;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  position: relative;
  animation: fadeIn 0.3s ease-in-out;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-content button {
  margin-top: 1.5rem;
  padding: 0.6rem 1.2rem;
  background: var(--primary-dark);
  color: white;
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

.modal-close {
  position: absolute;
  top: -10px;
  right: 1rem;
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--gray-dark);
  cursor: pointer;
}

.modal-close:hover {
  color: var(--primary);
}

.modal-content ul {
  padding-left: 1.5rem;
  margin-top: 0.5rem;
  margin-bottom: 1.5rem;
}

.modal-content li {
  margin-bottom: 0.75rem;
  list-style-type: disc;
  list-style-position: outside;
}

.modal-content h3 {
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--primary-dark);
}

.modal-content h4 {
  font-size: 1.1rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--primary-dark);
}

.switch {
  position: relative;
  display: inline-block;
  width: 46px;
  height: 24px;
}

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

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--gray-medium);
  transition: 0.4s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: 0.4s;
  border-radius: 50%;
}

input:checked+.slider {
  background-color: var(--secondary);
}

input:checked+.slider:before {
  transform: translateX(22px);
}

#scrollTopBtn:hover {
  background: var(--primary);
}

.btn-header-demo {
  background-color: var(--accent-yellow);
  color: var(--black);
  padding: 0.5rem 1.2rem;
  border-radius: 2rem;
  font-weight: 600;
  transition: all 0.3s ease-in-out;
  text-decoration: none;
  border: 2px solid transparent;
}

.btn-header-demo:hover {
  background-color: var(--secondary);
  color: var(--white);
  transform: scale(1.05);
  border-color: var(--secondary-dark);
}

.hero-section {
  position: relative;
  background: linear-gradient(to right, rgba(255, 255, 255, 0.65), rgba(255, 255, 255, 0.70)), url('img/bg-pattern-voice.png');
  background-size: cover;
  background-position: center;
  overflow: hidden;
  z-index: 1;
}

.voice-wave-background {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 200%;
  height: 120px;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.voice-wave-background svg {
  display: block;
  width: 100%;
  height: 100%;
  fill: rgba(46, 134, 171, 0.2);
  /* Usando el color Primario #2E86AB con opacidad */
  animation: moveWave 8s linear infinite;
  transform: rotate(180deg);
}


@keyframes moveWave {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}


.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  cursor: pointer;
  color: var(--primary-dark);
}

/* Responsive navbar */
@media (max-width: 768px) {
  nav {
    position: relative;
  }

  .menu-toggle {
    display: block;
  }

  nav ul {
    display: none;
    flex-direction: column;
    background-color: var(--white);
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
    z-index: 999;
  }

  nav ul.show {
    display: flex;
  }

  nav ul li {
    text-align: center;
    padding: 1rem 0;
  }

  nav ul li a.btn-header-demo {
    margin: 0 auto;
    width: 90%;
  }
}