/* =============================================
   ESTILOS UNIFICADOS ALLES - LANDING PAGES
   Archivo centralizado de CSS para todas las páginas
============================================= */

/* ============= PALETA DE COLORES ============= */
:root {
  --color-primario: #2C3E50;
  --color-secundario: #ECF0F1;
  --color-acento: #E67E22;
  --color-acento-oscuro: #D35400;
  --color-texto-principal: #2C3E50;
  --color-texto-secundario: #7F8C8D;
  --color-blanco: #FFFFFF;
  --ok: #2ecc71;
  --warn: #f39c12;
  --color-hero-start: #0d9488;
  --color-hero-end: #2563eb;
  --color-card-border: #E1E8F5;
  --color-hero-glass: rgba(255, 255, 255, 0.15);
}

/* ============= RESET & GLOBALS ============= */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Nunito', 'Space Grotesk', sans-serif;
  background: linear-gradient(180deg, #F6F8FB 0%, #FFFFFF 55%, #F8FBFF 100%);
  color: var(--color-texto-principal);
  line-height: 1.6;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
  font-family: 'Space Grotesk', 'Nunito', sans-serif;
  letter-spacing: -0.01em;
}

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

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

a:hover {
  opacity: .85;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* ============= BARRA DE NAVEGACIÓN ============= */
header {
  background: var(--color-blanco);
  color: var(--color-primario);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0, 0, 0, .1);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  position: relative;
}

.nav .brand {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--color-primario);
}

.nav .brand img {
  width: 32px;
  height: 32px;
  object-fit: cover;
  border-radius: 4px;
}

/* Botón hamburguesa */
.menu-toggle {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-acento);
  background: var(--color-blanco);
  border: 1px solid var(--color-acento);
  border-radius: 4px;
  padding: 0.5rem 0.75rem;
  z-index: 1001;
  transition: all 0.3s ease;
}

.menu-toggle:hover {
  background: var(--color-acento);
  color: var(--color-blanco);
}

.nav-list {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  transition: all 0.3s ease;
  align-items: center;
}

.nav-list a {
  font-size: 1rem;
  color: var(--color-primario);
  transition: color .3s ease;
  padding: 0.5rem 0;
  position: relative;
}

.nav-list a:hover {
  color: var(--color-acento);
}

.nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-acento);
  transition: width 0.3s ease;
}

.nav-list a:hover::after {
  width: 100%;
}

/* CTA del navbar (botón especial) */
.nav .nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: .65rem 1rem;
  border-color: var(--color-acento);
  color: var(--color-acento) !important;
}

.nav .nav-cta i {
  color: inherit;
}

.nav-list a.nav-cta::after {
  content: none !important;
}

.nav .nav-cta:hover {
  background: transparent;
  border-color: var(--color-acento-oscuro);
  color: var(--color-acento-oscuro) !important;
}

.nav .btn {
  justify-content: center;
  text-align: center;
}

/* ============= DROPDOWN NAV (IDIOMAS) ============= */
.nav-list .dropdown {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-list .dropdown-toggle {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background: transparent;
  border: none;
  outline: none;
  font-family: inherit;
  font-size: 1rem;
  font-weight: inherit;
  color: var(--color-primario);
  cursor: pointer;
  padding: 0.5rem 0;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  transition: color .3s ease;
}

.nav-list .dropdown-toggle:hover {
  color: var(--color-acento);
}

.nav-list .dropdown-toggle i.fa-chevron-down {
  font-size: .65em;
  transition: transform .2s ease;
}

.nav-list .dropdown.open .dropdown-toggle i.fa-chevron-down {
  transform: rotate(180deg);
}

.nav-list .dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 200px;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: .5rem;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .25s ease, visibility .25s ease, transform .25s ease;
  z-index: 1002;
  margin-top: 8px;
}

.nav-list .dropdown.open .dropdown-menu,
.nav-list .dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.nav-list .dropdown-menu a {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .7rem 1rem;
  border-radius: 8px;
  color: #1a202c;
  font-size: .95rem;
  text-decoration: none;
  transition: background .2s ease;
}

.nav-list .dropdown-menu a::after {
  content: none !important;
  display: none !important;
}

.nav-list .dropdown-menu a:hover {
  background: #f1f5f9;
}

.nav-list .dropdown-menu a i {
  width: 20px;
  text-align: center;
  font-size: 1.1rem;
  color: #0d9488;
}

/* Language Selector */
.nav-list .language-selector {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: 1rem;
  padding: 0.5rem 0;
}

.nav-list .language-selector a {
  padding: 0.25rem 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-texto-secundario);
  text-decoration: none;
  transition: color 0.3s ease;
}

.nav-list .language-selector a::after {
  display: none;
}

.nav-list .language-selector a:hover {
  color: var(--color-primario);
}

.nav-list .language-selector a.active {
  color: var(--color-acento);
}

.nav-list .language-selector span {
  color: var(--color-texto-secundario);
  opacity: 0.5;
}

/* ============= RESPONSIVE NAVBAR ============= */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .nav-list {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    max-width: 300px;
    height: 100vh;
    background: var(--color-blanco);
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 80px;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    z-index: 999;
  }

  .nav-list.active {
    right: 0;
  }

  .nav-list li {
    width: 100%;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav-list a {
    display: block;
    padding: 1rem 0;
    font-size: 1.1rem;
    width: 100%;
  }

  .nav-list li .nav-cta {
    width: 100%;
  }

  .overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
  }

  .overlay.active {
    opacity: 1;
    visibility: visible;
  }

  body.menu-open {
    overflow: hidden;
  }

  .nav-list .dropdown {
    width: 100%;
    flex-direction: column;
  }

  .nav-list .dropdown-toggle {
    width: 100%;
    justify-content: center;
    gap: .5rem;
    padding: 1rem 0;
    font-size: 1.1rem;
  }

  .nav-list .dropdown-menu {
    position: static;
    top: auto;
    left: auto;
    transform: none;
    min-width: 100%;
    border: 0;
    box-shadow: none;
    padding: 0 0 .5rem;
    border-radius: 0;
    background: transparent;
    opacity: 0;
    visibility: hidden;
    max-height: 0;
    overflow: hidden;
    transition: opacity .2s ease, max-height .3s ease;
  }

  .nav-list .dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    max-height: 200px;
  }

  .nav-list .dropdown:hover .dropdown-menu {
    opacity: 0;
    visibility: hidden;
    max-height: 0;
  }

  .nav-list .dropdown.open:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    max-height: 200px;
  }

  .nav-list .dropdown-menu a {
    justify-content: center;
    padding: .6rem;
    font-size: 1rem;
  }
}

/* ============= SECCIÓN HERO ============= */
.hero {
  background: url('https://source.unsplash.com/1200x800/?artificial,intelligence,learning') center/cover no-repeat;
  position: relative;
  text-align: center;
  padding: 120px 0;
  color: var(--color-blanco);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(44, 62, 80, .6);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero .logo {
  max-width: 180px;
  margin: 0 auto 1rem;
}

.hero h1 {
  font-size: 2.8rem;
  margin-bottom: .5rem;
  text-shadow: 1px 1px 4px rgba(0, 0, 0, .6);
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  text-shadow: 1px 1px 4px rgba(0, 0, 0, .4);
}

.hero .btn-group {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero .badges {
  display: flex;
  gap: .5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.badge {
  background: rgba(255, 255, 255, .15);
  border: 1px solid rgba(255, 255, 255, .25);
  padding: .35rem .6rem;
  border-radius: 999px;
  font-size: .9rem;
}

.hero-grid {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
  align-items: center;
}

.hero-copy {
  text-align: left;
}

.hero-copy .logo {
  max-width: 56px;
}

.hero-brand {
  display: flex;
  align-items: center;
  gap: .65rem;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.hero-copy h1 {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  line-height: 1.1;
  margin-bottom: 1rem;
}

.hero-copy h1 span {
  color: #fcd34d;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .35rem .9rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, .18);
  border: 1px solid rgba(255, 255, 255, .35);
  text-transform: uppercase;
  font-size: .8rem;
  letter-spacing: .08em;
  color: #fff;
  margin-bottom: .75rem;
}

.hero-perks {
  list-style: none;
  margin: 1rem 0 1.5rem;
  padding: 0;
  display: grid;
  gap: .6rem;
}

.hero-perks li {
  display: flex;
  gap: .65rem;
  align-items: center;
  font-size: 1rem;
}

.hero-perks i {
  color: #fcd34d;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 999px;
  padding: .35rem;
}

.hero-actions {
  justify-content: flex-start;
}

.hero-trust {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.trust-item {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 18px;
  padding: 1rem;
  text-align: left;
}

.trust-item strong {
  display: block;
  font-size: 1.4rem;
  color: #fff;
}

.trust-item span {
  font-size: .9rem;
  color: rgba(255, 255, 255, 0.8);
}

.hero-preview {
  background: var(--color-hero-glass);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 28px;
  padding: 2rem;
  backdrop-filter: blur(12px);
  color: #fff;
  box-shadow: 0 25px 70px rgba(15, 23, 42, 0.35);
}

.chat-preview {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.bubble {
  padding: 1rem;
  border-radius: 18px;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.bubble span {
  display: block;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: .3rem;
  opacity: .7;
}

.bubble.coach {
  align-self: flex-start;
}

.bubble.student {
  align-self: flex-end;
  background: rgba(255, 255, 255, 0.25);
}

.mini-card {
  margin-top: 2rem;
  background: rgba(255, 255, 255, 0.18);
  border-radius: 20px;
  padding: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.mini-card p {
  font-weight: 600;
  margin-bottom: .75rem;
}

.mini-meta {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  font-size: .95rem;
  color: rgba(255, 255, 255, 0.85);
}

.mini-meta i {
  margin-right: .4rem;
}

.mini-pill {
  margin-top: .9rem;
  display: inline-flex;
  padding: .4rem .9rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.22);
  font-size: .85rem;
}

@media (max-width: 768px) {
  .hero-grid {
    text-align: center;
  }

  .hero-copy {
    text-align: center;
  }

  .hero-brand {
    justify-content: center;
  }

  .hero-perks {
    justify-items: center;
  }

  .hero-perks li {
    justify-content: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-preview {
    padding: 1.5rem;
  }

  .hero-trust {
    text-align: center;
  }
}

/* ============= BOTONES ============= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.5rem;
  border-radius: 6px;
  background: var(--color-acento);
  color: var(--color-blanco);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all .3s ease;
}

.btn:hover {
  background: var(--color-acento-oscuro);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--color-acento);
  color: var(--color-acento);
}

.btn-outline:hover {
  background: var(--color-acento);
  color: var(--color-blanco);
}

/* ============= SECCIONES GENERALES ============= */
section[id] {
  scroll-margin-top: 80px;
}

.section {
  padding: 80px 0;
  background: var(--color-blanco);
  border-radius: 32px;
  width: min(1200px, 95%);
  margin: 4rem auto;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.08);
}

.section.alt {
  background: linear-gradient(135deg, #F4F7FB, #ECF3FF);
}

.section h2,
.features h2,
.benefits h2,
.testimonials h2,
.demo h2,
.cta-final h2,
.team h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  position: relative;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section h2::after,
.features h2::after,
.benefits h2::after,
.testimonials h2::after,
.demo h2::after,
.cta-final h2::after,
.team h2::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-acento), var(--color-acento-oscuro));
  border-radius: 2px;
}

/* ============= CARDS Y GRIDS ============= */
.cards {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.card,
.feature-card,
.testimonial-card {
  background: var(--color-blanco);
  border-radius: 20px;
  border: 1px solid var(--color-card-border);
  padding: 2.5rem;
  box-shadow: 0 15px 40px rgba(15, 23, 42, 0.06);
  transition: all .3s ease;
}

.card:hover,
.feature-card:hover,
.testimonial-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.12);
  border-color: rgba(230, 126, 34, 0.3);
}

.steps-grid {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.step {
  background: var(--color-secundario);
  border-radius: 20px;
  padding: 1.5rem;
  border: 1px solid var(--color-card-border);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.06);
}

.step-number {
  display: inline-flex;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(230, 126, 34, 0.15);
  color: var(--color-acento);
  font-weight: 700;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.step h3 {
  margin-bottom: .5rem;
}

.card i,
.feature-card i {
  font-size: 2rem;
  color: var(--color-acento);
  margin-bottom: 1rem;
}

.card h3,
.feature-card h3,
.testimonial-card h4 {
  font-size: 1.25rem;
  margin-bottom: .5rem;
}

.card p,
.feature-card p,
.testimonial-card p {
  font-size: .95rem;
  color: var(--color-texto-secundario);
}

/* ============= BENEFICIOS ============= */
.benefits ul {
  list-style: none;
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  gap: 1.5rem;
}

.benefits li {
  background: var(--color-blanco);
  border-radius: 12px;
  padding: 1.5rem 2rem;
  display: flex;
  gap: 1.5rem;
  box-shadow: 0 8px 20px rgba(0, 0, 0, .04);
  transition: all 0.3s ease;
  border: 1px solid var(--color-card-border);
}

.benefits li:hover {
  transform: translateX(8px);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
  border-color: rgba(230, 126, 34, 0.2);
}

.benefits i {
  font-size: 1.75rem;
  color: var(--ok);
  margin-top: .15rem;
  min-width: 28px;
}

.benefits p {
  font-size: 1rem;
  color: var(--color-texto-principal);
  line-height: 1.7;
}

/* ============= PRECIOS ============= */
.pricing {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin-top: 1rem;
}

.price-card {
  background: #fff;
  border: 2px solid var(--color-secundario);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, .04);
  transition: transform .3s ease;
}

.price-card:hover {
  transform: scale(1.02);
}

.price-card.best {
  border-color: var(--color-acento);
  box-shadow: 0 4px 16px rgba(230, 126, 34, .2);
}

.price {
  font-size: 1.8rem;
  font-weight: 800;
  margin: .25rem 0;
}

.price-note {
  font-size: .9rem;
  color: var(--color-texto-secundario);
}

/* ============= LISTAS ============= */
.list {
  list-style: none;
  display: grid;
  gap: .6rem;
}

.list li {
  display: flex;
  gap: .6rem;
  align-items: flex-start;
}

.list li i {
  color: var(--ok);
  margin-top: .15rem;
}

/* ============= TESTIMONIOS ============= */
.testimonial {
  font-style: italic;
  color: var(--color-texto-secundario);
  border-left: 4px solid var(--color-acento);
  padding-left: .75rem;
}

/* ============= ELEMENTOS AUXILIARES ============= */
.pill {
  display: inline-block;
  padding: .25rem .6rem;
  border-radius: 999px;
  background: #fff;
  border: 1px solid #eee;
  font-size: .85rem;
  color: #333;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============= STICKY CTA (móvil) ============= */
.sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: -100%;
  background: var(--color-primario);
  color: #fff;
  padding: .75rem 1rem;
  display: flex;
  gap: .75rem;
  justify-content: center;
  align-items: center;
  transition: bottom .3s ease;
  z-index: 999;
}

.sticky-cta.show {
  bottom: 0;
}

.sticky-cta .btn {
  padding: .65rem 1rem;
}

/* ============= VIDEO EMBEDS ============= */
.video-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, .06);
  padding: 0;
  overflow: hidden;
}

.video {
  position: relative;
  aspect-ratio: 16/9;
  background: #000;
}

.video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.lite-yt {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  cursor: pointer;
  background-size: cover;
  background-position: center;
}

.lite-yt::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, .45) 0%, rgba(0, 0, 0, 0) 60%);
}

.lite-yt .play-btn {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 68px;
  height: 48px;
  border: 0;
  border-radius: 12px;
  background: rgba(255, 255, 255, .9);
  display: grid;
  place-items: center;
  box-shadow: 0 2px 10px rgba(0, 0, 0, .2);
}

.lite-yt .play-btn i {
  font-size: 1.2rem;
  color: #e53935;
}

.lite-yt:focus-visible {
  outline: 3px solid var(--color-acento);
  outline-offset: 4px;
}

.video-caption {
  padding: .6rem .9rem;
  background: #fff;
  font-size: .95rem;
  color: #555;
  border-top: 1px solid #f0f0f0;
}

/* ============= DEMO & SCREENSHOTS ============= */
.demo .screenshots {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.demo img {
  max-width: 240px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, .1);
  transition: transform 0.3s ease;
}

.demo img:hover {
  transform: scale(1.05);
}

/* ============= CTA FINAL ============= */
.cta-final {
  background: var(--color-primario);
  color: var(--color-blanco);
  text-align: center;
  padding: 80px 0;
}

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

/* ============= EQUIPO (TEAM) ============= */
.team {
  padding: 60px 0;
  background: var(--color-blanco);
}

.team-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.team-card {
  background: var(--color-secundario);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, .05);
  transition: transform .25s ease, box-shadow .25s ease;
}

.team-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, .10);
}

.avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 1rem;
  border: 3px solid var(--color-blanco);
  box-shadow: 0 2px 6px rgba(0, 0, 0, .08);
}

.role-badge {
  display: inline-block;
  font-size: .8rem;
  background: var(--color-acento);
  color: var(--color-blanco);
  padding: .25rem .6rem;
  border-radius: 999px;
  font-weight: 600;
  margin-bottom: .5rem;
}

.member-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: .25rem;
  color: var(--color-primario);
}

.member-edu {
  font-size: .95rem;
  color: var(--color-texto-secundario);
  margin-bottom: .75rem;
}

.member-desc {
  font-size: .98rem;
  color: var(--color-texto-principal);
  margin-bottom: 1rem;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1rem;
}

.chip {
  font-size: .8rem;
  background: #fff;
  border: 1px solid #e9e9e9;
  padding: .25rem .6rem;
  border-radius: 999px;
}

.card-actions {
  display: flex;
  gap: .75rem;
  align-items: center;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid #e6e6e6;
  background: #fff;
  transition: all .25s ease;
}

.icon-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, .08);
  border-color: var(--color-acento);
  color: var(--color-acento);
}

/* ============= FOOTER ============= */
footer {
  background: #2C3E50;
  color: #BDC3C7;
  padding: 40px 0;
}

footer .footer-content {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: space-between;
}

footer .footer-column {
  flex: 1;
  min-width: 200px;
}

footer h4 {
  color: var(--color-blanco);
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

footer ul {
  list-style: none;
}

footer li {
  margin-bottom: .5rem;
}

footer a {
  color: #BDC3C7;
  font-size: .95rem;
  transition: color 0.3s ease;
}

footer a:hover {
  color: var(--color-acento);
}

footer .social-icons {
  display: flex;
  gap: 1rem;
}

footer .social-icons a {
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
}

footer .social-icons a:hover {
  background: var(--color-acento);
  color: white;
  transform: translateY(-3px);
}

/* ============= RESPONSIVE - MOBILE ============= */
@media (max-width: 768px) {
  .hero {
    padding: 80px 0;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .hero .btn-group {
    flex-direction: column;
    align-items: center;
  }

  section,
  .section {
    padding: 40px 0 !important;
  }

  footer .footer-content {
    flex-direction: column;
    gap: 1.5rem;
  }

  footer .footer-column {
    min-width: 100%;
  }
}