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

body {
  font-family: "Quicksand", sans-serif;
  background: #e0e5ec;
  color: #2d3436;
  min-height: 100vh;
  overflow-x: hidden;
}

.container {
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 2vh 0;
}

.content-wrapper {
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  padding: 0 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.spacer {
  flex: 1;
}

.bg-gradient {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: linear-gradient(135deg,
      #14456db2 15%,
      #000000 25%,
      #232b38 40.8%,
      #11161b 65%,
      #494949 90%,
      #141a20 100%);
  background-size: 400% 400%;
}

@media (prefers-reduced-motion: no-preference) {
  .bg-gradient {
    animation: gradientMove 20s ease-in-out infinite;
  }
}

@keyframes gradientMove {
  0%,
  100% { background-position: 0% 50%; }
  25% { background-position: 100% 0%; }
  50% { background-position: 100% 50%; }
  75% { background-position: 0% 100%; }
}

#neuralCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}

header {
  background: rgba(110, 110, 110, 0.1);
  padding: 26px 24px;
  position: sticky;
  top: 0;
  z-index: 1000;
  flex-shrink: 0;
  width: 100%;
}

@media (prefers-reduced-motion: no-preference) {
  header {
    animation: slideDown 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
    transform: translateY(-100%);
  }
}

@keyframes slideDown {
  0% { transform: translateY(-100%); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

.header-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  font-weight: 700;
  font-size: 2rem;
  color: #ffffff;
  cursor: pointer;
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}

.logo span {
  color: #ff7c02;
}

nav {
  position: relative;
  display: flex;
  align-items: center;
}

.menu-btn {
  background: #e0e5ec;
  border: none;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: inset 3px 3px 6px #b8bec6, inset -3px -3px 6px #ffffff;
  transition: all 0.3s;
  color: #2d3436;
  font-family: "Quicksand", sans-serif;
  opacity: 0;
  transform: scale(0.8);
}

@media (prefers-reduced-motion: no-preference) {
  .menu-btn {
    animation: btnPop 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.6s forwards;
  }
}

@media (prefers-reduced-motion: reduce) {
  .menu-btn {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes btnPop {
  0% { opacity: 0; transform: scale(0.8) rotate(-6deg); }
  60% { transform: scale(1.05) rotate(2deg); }
  100% { opacity: 1; transform: scale(1) rotate(0deg); }
}

.menu-btn:hover {
  box-shadow: inset 3px 3px 6px #b8bec6, inset -3px -3px 6px #ffffff;
  transform: scale(0.96);
}

.menu-btn i {
  margin-right: 8px;
}

.dropdown {
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  background: rgba(223, 232, 243, 1);
  min-width: 400px;
  max-height: 450px;
  overflow-y: auto;
  border-radius: 20px;
  padding: 16px 0;
  box-shadow: 6px 6px 12px #b8bec6, -6px -6px 12px #ffffff;
  z-index: 1001;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

@media (prefers-reduced-motion: no-preference) {
  .dropdown.is-animating {
    animation: neoDrop 0.3s ease;
  }
}

@keyframes neoDrop {
  from { opacity: 0; transform: translateY(-10px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.dropdown.is-active {
  display: block;
}

.dropdown a {
  display: block;
  padding: 12px 24px;
  color: #2d3436;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s;
  border-radius: 12px;
  margin: 0 8px;
}

.dropdown a:hover {
  background: #d0d5dd;
  box-shadow: inset 3px 3px 6px #b8bec6, inset -3px -3px 6px #ffffff;
}

.dropdown a i {
  margin-right: 10px;
  color: #0551b694;
}

.grid-flip {
  display: flex;
  flex-direction: column;
  gap: 50px;
  flex-shrink: 0;
  margin: 20px 0;
  width: 100%;
}

.flip-card {
  background: transparent;
  width: 100%;
  max-width: 550px;
  margin: 0 auto;
  aspect-ratio: 1 / 1.2;
  perspective: 1000px;
  cursor: pointer;
  touch-action: manipulation;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  transform-style: preserve-3d;
  box-shadow: 6px 6px 12px #b8bec6, -6px -6px 12px #ffffff;
  border-radius: 30px;
}

.flip-card.is-flipped .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 30px;
  padding: 30px 35px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  overflow-y: auto;
  cursor: pointer;
}

.flip-card-front {
  background: rgba(0, 0, 0, 0.45);
  box-shadow: inset 3px 3px 6px rgba(0,0,0,0.15), inset -3px -3px 6px rgba(255,255,255,0.05);
}

.flip-card-front h3 {
  font-size: 2rem;
  font-weight: 800;
  color: #ffffff;
  padding: 10px;
  line-height: 1.4;
  text-shadow: 0 2px 12px rgba(0,0,0,0.6);
  text-align: center;
}

.flip-card-back {
  transform: rotateY(180deg);
  background: rgba(224, 229, 236, 0.97);
  box-shadow: inset 3px 3px 6px #b8bec6, inset -3px -3px 6px #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 40px 50px;
  text-align: left;
  align-items: flex-start;
  min-height: 100%;
  gap: 12px;
}

.flip-card-back .etiqueta {
  display: inline-block;
  background: #265ea8;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 16px;
  border-radius: 30px;
  margin-bottom: 4px;
}

.flip-card-back h2 {
  font-size: 1.6rem;
  color: #000000fb;
  margin-bottom: 2px;
  line-height: 1.3;
  font-weight: 700;
}

.flip-card-back h2 span {
  color: #014fa7;
}

.flip-card-back .bajada {
  font-size: 1.1rem;
  color: #014fa7;
  font-weight: 500;
  margin-bottom: 6px;
}

.flip-card-back p {
  color: #000000;
  font-size: 1rem;
  margin-bottom: 10px;
  line-height: 1.5;
  font-weight: 500;
}

.flip-card-back ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 0;
  margin-top: 6px;
  width: 100%;
}

.flip-card-back ul li {
  background: #f0f2f8;
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 0.9rem;
  font-weight: 500;
  color: #1a1a2e;
  width: 100%;
  text-align: left;
}

@media (prefers-reduced-motion: no-preference) {
  .flip-card:nth-child(1) { animation: cardAppear 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.1s both; }
  .flip-card:nth-child(2) { animation: cardAppear 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.2s both; }
  .flip-card:nth-child(3) { animation: cardAppear 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.3s both; }
  .flip-card:nth-child(4) { animation: cardAppear 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.4s both; }
  .flip-card:nth-child(5) { animation: cardAppear 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.5s both; }
  .flip-card:nth-child(6) { animation: cardAppear 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.6s both; }
  .flip-card:nth-child(7) { animation: cardAppear 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.7s both; }
  .flip-card:nth-child(8) { animation: cardAppear 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.8s both; }
}

@keyframes cardAppear {
  0% { opacity: 0; transform: translateY(40px) scale(0.95); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}

footer {
  background: rgba(224, 229, 236, 0.1);
  padding: 20px 24px;
  box-shadow: inset 0 6px 12px rgba(0, 0, 0, 0.02);
  flex-shrink: 0;
  width: 100%;
}

.footer-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.footer-flex p {
  color: #ffffff;
  text-shadow: 1px 0px 1px #40454e, -1px -0px 1px #ffffff;
}

.socials {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.socials a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  font-size: 1.6rem;
  color: #2d3436;
  border-radius: 50%;
  background: #e0e5ec;
  box-shadow: inset 3px 3px 6px #b8bec6, inset -3px -3px 6px #ffffff;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  text-decoration: none;
}

.socials a[data-social="facebook"]:hover {
  color: #1877f2;
  transform: scale(0.92) translateY(-3px);
}

.socials a[data-social="linkedin"]:hover {
  color: #0a66c2;
  transform: scale(0.92) translateY(-3px);
}

.socials a[data-social="youtube"]:hover {
  color: #ff0000;
  transform: scale(0.92) translateY(-3px);
}

.socials a[data-social="instagram"]:hover {
  color: #e4405f;
  transform: scale(0.92) translateY(-3px);
}

.socials a[data-social="twitter"]:hover {
  color: #000000;
  transform: scale(0.92) translateY(-3px);
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(40px) scale(0.95);
    transition: all 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  }

  .reveal.is-active {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.flip-card:focus-visible,
.menu-btn:focus-visible,
.dropdown a:focus-visible,
.logo:focus-visible,
.socials a:focus-visible {
  outline: 3px solid #0551b6;
  outline-offset: 3px;
}

@media (max-width: 480px) {
  .container {
    padding: 2vh 0;
  }

  .content-wrapper {
    max-width: 100%;
    padding: 0 2vw;
  }

  header {
    padding: 1.5vh 2vw;
    width: 100%;
    margin-bottom: 2vh;
    color: #232b38;
  }

  header * {
    color: #194074;
  }

  .header-flex {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 1.2vh;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2vw;
    width: 100%;
  }

  .logo {
    font-size: 1.2rem;
    text-align: left;
    color: #363c42;
    text-shadow: none;
  }

  .logo span {
    color: #265ea8;
  }

  .menu-btn {
    padding: 6px 16px;
    font-size: 0.8rem;
  }

  .dropdown {
    position: absolute;
    right: 0;
    left: auto;
    top: 70px;
    min-width: 290px;
    max-height: 450px;
    overflow-y: auto;
    border-radius: 20px;
    padding: 16px 0;
    box-shadow: 6px 6px 12px #b8bec6, -6px -6px 12px #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.3);
  }

  .dropdown a {
    padding: 1.2vh 1.8vw;
    font-size: 0.85rem;
  }

  .grid-flip {
    gap: 30px;
  }

  .flip-card {
    max-width: 96%;
    aspect-ratio: 1 / 1.7;
  }

  .flip-card-front h3 {
    font-size: 1.4rem;
  }

  .flip-card-back {
    padding: 40px 30px;
    gap: 8px;
  }

  .flip-card-back h2 {
    font-size: 0.9rem;
  }

  .flip-card-back .bajada {
    font-size: 0.8rem;
  }

  .flip-card-back p {
    font-size: 0.8rem;
    line-height: 1.4;
    margin-bottom: 6px;
  }

  .flip-card-back ul {
    gap: 10px;
  }

  .flip-card-back ul li {
    font-size: 0.8rem;
    padding: 6px 12px;
  }

  footer {
    padding: 1.5vh 2vw;
    width: 100%;
    margin-top: 2vh;
  }

  .footer-flex {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 1.2vh;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 15vw;
    width: 100%;
  }

  .footer-flex p {
    font-size: 0.8rem;
    text-align: center;
  }

  .socials {
    display: flex;
    justify-content: center;
    gap: 3vw;
  }

  .socials a {
    width: 10vw;
    height: 10vw;
    max-width: 60px;
    max-height: 60px;
    font-size: 1.4rem;
  }

  #neuralCanvas {
    opacity: 0.6;
  }
}

/* Móviles grandes (481px - 768px) */
@media (min-width: 481px) and (max-width: 768px) {
  .container {
    padding: 2vh 0;
  }

  .content-wrapper {
    max-width: 100%;
    padding: 0 3vw;
  }

  header {
    padding: 2vh 3vw;
    width: 100%;
    margin-bottom: 2vh;
  }

  .header-flex {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 1.5vh;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 3vw;
    width: 100%;
  }

  .logo {
    font-size: 1.5rem;
  }

  .menu-btn {
    padding: 8px 20px;
    font-size: 0.85rem;
  }

  .dropdown {
    position: absolute;
    right: 0;
    left: auto;
    top: 65px;
    min-width: 360px;
    max-height: 420px;
    overflow-y: auto;
    border-radius: 20px;
    padding: 14px 0;
    box-shadow: 6px 6px 12px #b8bec6, -6px -6px 12px #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.3);
  }

  .dropdown a {
    padding: 1.2vh 2vw;
    font-size: 0.85rem;
  }

  .grid-flip {
    gap: 35px;
  }

  .flip-card {
    max-width: 90%;
    aspect-ratio: 1 / 1.3;
  }

  .flip-card-front h3 {
    font-size: 1.6rem;
  }

  .flip-card-back {
    padding: 45px 50px;
    gap: 10px;
  }

  .flip-card-back h2 {
    font-size: 1.5rem;
  }

  .flip-card-back .bajada {
    font-size: 1.5rem;
  }

  .flip-card-back p {
    font-size: 1.2rem;
    line-height: 1.5;
    margin-bottom: 8px;
  }

  .flip-card-back ul {
    gap: 12px;
  }

  .flip-card-back ul li {
    font-size: 1.2rem;
    padding: 6px 12px;
  }

  footer {
    padding: 1.5vh 3vw;
    width: 100%;
    margin-top: 2vh;
  }

  .footer-flex {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 1.5vh;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 3vw;
    width: 100%;
  }

  .footer-flex p {
    font-size: 0.85rem;
    text-align: left;
  }

  .socials {
    display: flex;
    justify-content: center;
    gap: 2vw;
  }

  .socials a {
    width: 8vw;
    height: 8vw;
    max-width: 50px;
    max-height: 50px;
    font-size: 1.3rem;
  }

  #neuralCanvas {
    opacity: 0.7;
  }
}

/* Tablets verticales (769px - 1024px) */
@media (min-width: 769px) and (max-width: 1023px) {
  .container {
    padding: 2vh 0;
  }

  .content-wrapper {
    max-width: 100%;
    padding: 0 4vw;
  }

  header {
    padding: 2.5vh 4vw;
    width: 100%;
    margin-bottom: 2.5vh;
  }

  .header-flex {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 2vh;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 4vw;
    width: 100%;
  }

  .logo {
    font-size: 1.8rem;
  }

  .menu-btn {
    padding: 10px 24px;
    font-size: 0.9rem;
  }

  .dropdown {
    position: absolute;
    right: 0;
    left: auto;
    top: 68px;
    min-width: 320px;
    max-height: 440px;
    overflow-y: auto;
    border-radius: 20px;
    padding: 14px 0;
    box-shadow: 6px 6px 12px #b8bec6, -6px -6px 12px #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.3);
  }

  .dropdown a {
    padding: 1.2vh 2vw;
    font-size: 0.85rem;
  }

  .grid-flip {
    gap: 40px;
  }

  .flip-card {
    max-width: 80%;
    aspect-ratio: 1 / 1.4;
  }

  .flip-card-front h3 {
    font-size: 1.8rem;
  }

  .flip-card-back {
    padding: 50px 50px;
    gap: 12px;
  }

  .flip-card-back h2 {
    font-size: 1.5rem;
  }

  .flip-card-back .bajada {
    font-size: 1.5rem;
  }

  .flip-card-back p {
    font-size: 1.2rem;
    line-height: 1.5;
    margin-bottom: 8px;
  }

  .flip-card-back ul {
    gap: 14px;
  }

  .flip-card-back ul li {
    font-size: 1.2rem;
    padding: 6px 14px;
    
  }

  footer {
    padding: 2vh 4vw;
    width: 100%;
    margin-top: 2.5vh;
  }

  .footer-flex {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 2vh;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 4vw;
    width: 100%;
  }

  .footer-flex p {
    font-size: 0.9rem;
    text-align: left;
  }

  .socials {
    display: flex;
    justify-content: center;
    gap: 1.5vw;
  }

  .socials a {
    width: 6vw;
    height: 6vw;
    max-width: 55px;
    max-height: 55px;
    font-size: 1.5rem;
  }

  #neuralCanvas {
    opacity: 0.7;
  }
}

/* Tablets horizontales y laptops pequeñas (1025px - 1280px) */
@media (min-width: 1024px) and (max-width: 1280px) {
  .container {
    padding: 2vh 0;
  }

  .content-wrapper {
    max-width: 100%;
    padding: 0 4vw;
  }

  header {
    padding: 2.5vh 4vw;
    width: 100%;
    margin-bottom: 2.5vh;
  }

  .header-flex {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 2vh;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 4vw;
    width: 100%;
  }

  .logo {
    font-size: 1.9rem;
  }

  .menu-btn {
    padding: 11px 26px;
    font-size: 1rem;
  }

  .dropdown {
    position: absolute;
    right: 0;
    left: auto;
    top: 68px;
    min-width: 420px;
    max-height: 600px;
    overflow-y: auto;
    border-radius: 20px;
    padding: 16px 0;
    box-shadow: 6px 6px 12px #b8bec6, -6px -6px 12px #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.3);
  }

  .dropdown a {
    padding: 1.2vh 2vw;
    font-size: 1.2rem;
  }

  .grid-flip {
    gap: 45px;
  }

  .flip-card {
    max-width: 70%;
    aspect-ratio: 1 / 1.3;
  }

  .flip-card-front h3 {
    font-size: 1.9rem;
  }

  .flip-card-back {
    padding: 45px 50px;
    gap: 12px;
  }

  .flip-card-back h2 {
    font-size: 1.5rem;
  }

  .flip-card-back .bajada {
    font-size: 1.5rem;
  }

  .flip-card-back p {
    font-size: 1.3rem;
    line-height: 1.5;
    margin-bottom: 10px;
  }

  .flip-card-back ul {
    gap: 16px;
  }

  .flip-card-back ul li {
    font-size: 1.2rem;
    padding: 6px 14px;
  }

  footer {
    padding: 2vh 4vw;
    width: 100%;
    margin-top: 2.5vh;
  }

  .footer-flex {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 2vh;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 4vw;
    width: 100%;
  }

  .footer-flex p {
    font-size: 0.9rem;
    text-align: left;
  }

  .socials {
    display: flex;
    justify-content: center;
    gap: 1.5vw;
  }

  .socials a {
    width: 5vw;
    height: 5vw;
    max-width: 55px;
    max-height: 55px;
    font-size: 1.5rem;
  }

  #neuralCanvas {
    opacity: 0.6;
  }
}