/* Variables de colores */
:root {
  --primary: #1D4ED8;
  --primary-hover: #2563eb;
  --dark: #0F172A;
  --light: #F8FAFC;
  --gray: #94A3B8;
  --white: #FFFFFF;
  --blue-light: #E0F2FE;
  --black: #000000;
  --subtitle: 1.2rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', sans-serif;
  line-height: 1.6;
  color: var(--dark);
  background-color: var(--white);
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 800;
  margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }

p {
  margin-bottom: 1rem;
  color: #334155;
}

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

img {
  max-width: 100%;
  height: auto;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Botones */
.btn-primary {
  display: inline-block;
  background-color: var(--primary);
  color: var(--white);
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: 0.75rem;
  transition: background-color 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  text-align: center;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
}

/* Navegación */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--dark);
  color: var(--white);
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 4rem;
  padding: 0 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  font-weight: 700;
  font-size: 1.25rem;
}

.logo img {
  height: 2rem;
  margin-right: 0.2rem;
}

.desktop-nav {
  display: none;
  align-items: center;
  gap: 2rem;
}

.desktop-nav a {
  font-weight: 500;
  color: var(--gray);
  transition: color 0.3s ease;
  font-size: 0.95rem;
}

.desktop-nav a:hover {
  color: var(--white);
}

.desktop-nav .btn-contact {
  background-color: var(--primary);
  color: var(--white);
  padding: 0.5rem 1.25rem;
  border-radius: 0.5rem;
  margin-left: 1rem;
}

.desktop-nav .btn-contact:hover {
  background-color: var(--primary-hover);
}

/* Menú móvil */
.mobile-menu-button {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 1.75rem;
  height: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
  z-index: 1001;
}

.mobile-menu-button span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--white);
  transition: all 0.3s ease;
}

.mobile-menu {
  position: fixed;
  top: 4rem;
  left: 0;
  width: 100%;
  background-color: var(--dark);
  padding: 1rem 0;
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 999;
}

.mobile-menu.active {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.mobile-menu-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 0 1.5rem;
}

.mobile-menu a {
  color: var(--gray);
  padding: 0.75rem 0;
  transition: color 0.3s ease;
  font-size: 1rem;
}

.mobile-menu a:hover {
  color: var(--white);
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  text-align: left;
  background-color: var(--dark);
  background-image: url('../assets/images/hero-bg.webp');
  background-size: cover;
  background-position: center;
  color: var(--white);
  padding: 6rem 1.5rem 4rem;
}

.hero .container {
  max-width: 800px;
  margin: 0 0 0 6rem;
}

@media only screen and (max-width: 800px) {
  .hero .container {
    max-width: 800px;
    margin: auto;
  }
}

.hero-logo {
  width: 6rem;
  margin: 0 auto 1.5rem;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.2;
  text-shadow: 0px 0px 10px var(--dark);
}

.hero p {
  font-size: 1.25rem;
  color: #CBD5E1;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-right: auto;
  text-shadow: 0px 0px 10px var(--dark);
}

/* Sección Nosotros */
.about {
  background-color: var(--light);
  padding: 4rem 0;
  display: flex;
  justify-content: center;
}

.about .container {
  margin: 0;
  text-align: center;
  display: flex;
}

.about .container .who-we-are {
  display: flex;
  flex-direction: column;
  justify-content: center;
  font-size: 1.2rem;
}

@media only screen and (max-width: 950px) {
  .about .container {
    flex-direction: column;
  }
}

.about h2 {
  margin-bottom: 2rem;
}

.about > p {
  margin-bottom: 2rem;
  text-align: left;
}

.mission-vision {
  display: flex;
  gap: 2rem;
  flex-direction: column;
  margin-left: 4rem;
}

@media only screen and (max-width: 950px) {
  .mission-vision {
    margin: 0;
  }
}

.card {
  background-color: var(--blue-light);
  border-radius: 1rem;
  padding: 1.5rem;
  text-align: left;
  font-size: 1.2rem;
}

.card .card-header {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
}

.card .card-header img {
  width: 3rem;
  margin-right: 1rem;
}

.card h3 {
  color: var(--dark);
  max-width: 4rem;
  margin-bottom: 0;
}

/* Sección Servicios */
.services {
  padding: 6rem 0;
  background-color: var(--dark);
  background-image: url('../assets/images/services-bg.webp');
  background-size: cover;
  background-position: center;
}

.services h2 {
  text-align: center;
  margin-bottom: 3rem;
  color: var(--white);
}

.services-grid {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}

.service-card {
  background-color: var(--blue-light);
  border-radius: 1rem;
  padding: 2rem;
  transition: transform 0.3s ease;
}

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

.service-card h3 {
  color: var(--dark);
  margin-bottom: 0.75rem;
}

/* Sección Tecnologías */
.technologies {
  background-color: var(--light);
  padding: 6rem 0;
  text-align: center;
}

.technologies h2 {
  text-align: center;
  margin-bottom: 3rem;
}

.technologies p.section-subtitle {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3rem;
}


.technologies-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 640px) {
  .technologies-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .technologies-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

.tech-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 0.5rem;
  background-color: var(--white);
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  text-decoration: none;
  color: var(--dark);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease forwards;
  text-align: center;
  min-height: 120px;
}


.tech-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  color: var(--primary);
}

.tech-icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
  transition: transform 0.3s ease;
  color: var(--primary);
}

.tech-card:hover .tech-icon {
  transform: scale(1.2);
}

.tech-card span {
  font-size: 0.9rem;
  font-weight: 600;
  text-align: center;
  transition: color 0.3s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Sección Contacto */
.contact {
  padding: 6rem 0;
  background-color: var(--white);
}

.contact .container {
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact p {
  align-self: center;
  max-width: 700px;
  margin-bottom: 4rem;
  font-size: var(--subtitle);
}

.contact-info {
  display: flex;
  justify-content: center;
  gap: 4rem;
}

@media only screen and (max-width: 850px) {
  .contact-info {
    flex-direction: column;
  }
}

.athenix-info {
  max-width: 450px;
  background-color: var(--light);
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid #f3f3f3;
}

@media only screen and (max-width: 850px) {
  .athenix-info  {
    max-width: 100%;
  }
}

.athenix-info h3 {
  text-align: left;
  margin-bottom: 3rem;
}

.athenix-info ul {
  list-style: none;
  text-align: left;
}

.athenix-info ul li {
  font-size: var(--subtitle);
  margin: 1.5rem;
  display: flex;
}

@media only screen and (max-width: 450px) {
  .athenix-info {
    padding: .5rem;
  }
  .athenix-info ul li {
    flex-direction: column;
  }
}

.athenix-info ul li img {
  width: 2rem;
  margin-right: 2rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: left;
  background-color: var(--light);
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid #f3f3f3;
}

@media only screen and (min-width: 600px) {
  .contact-form {
    min-width: 450px;
  }
}

.contact-form input,
.contact-form textarea {
  background-color: var(--light);
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--dark);
  border-radius: 0.5rem;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.1);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--dark);
}

.contact-form textarea {
  resize: vertical;
}

.contact-form button {
  display: inline-block;
  background-color: var(--dark);
  color: var(--white);
  font-weight: 600;
  border-radius: 0.75rem;
  transition: background-color 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  text-align: center;
  align-self: center;
  padding: 0.75rem 2.5rem;
  width: 100%;
}

.contador-caracteres {
  font-size: .7rem;
  text-align: right;
}

.error-text {
    color: #d9534f; /* Un color rojo para errores */
    font-size: 0.8em;
    display: none; /* Oculto por defecto */
}

/* Footer */
footer {
  background-color: var(--dark);
  color: var(--gray);
  padding: 2rem 0;
  text-align: center;
  font-size: 0.9rem;
}

footer .container p {
  color: var(--blue-light)
}

/* Media Queries */
@media (min-width: 768px) {
  h1 { font-size: 3.5rem; }
  h2 { font-size: 2.5rem; }
  
  .hero h1 {
    font-size: 3.5rem;
  }
  
  .desktop-nav {
    display: flex;
  }
  
  .mobile-menu-button {
    display: none;
  }
  
  .mission-vision {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 2rem;
  }
  
  .nav-content {
    padding: 0;
  }
}

.agradecimientos {
  min-height: 100vh;
  padding: 6rem 0;
  background-color: var(--dark);
  background-image: url('../assets/images/services-bg.webp');
  background-size: cover;
  background-position: center;
}

.agradecimientos .container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: var(--white);
  background-color: rgba(0, 0, 0, .4);
  padding: 5rem;
  border-radius: 1rem;
  box-shadow: 0 0 10px var(--black);
}

.agradecimientos .container img {
  width: 10rem;
  margin-bottom: 5rem;
}

.agradecimientos .container h3 {
  text-align: center;
  max-width: 500px;
  text-shadow: 0 0 5px var(--black);
}

.agradecimientos .container p {
  text-align: center;
  max-width: 500px;
  font-size: var(--subtitle);
  color: var(--white);
  text-shadow: 0 0 5px var(--black);
}

.agradecimientos .container a {
  margin-top: 5rem;
}