/* =========================================================
   MOTEX — Estilos finales
   ========================================================= */

:root {
  --bg-primary: #05070F;
  --bg-secondary: #0D1628;
  --bg-card: rgba(13, 22, 40, 0.6);
  --accent-blue: #0066FF;
  --accent-blue-hover: #0080FF;
  --accent-cyan: #00E0FF;
  --accent-purple: #6B3FFF;
  --accent-hot: #FF3D7F;
  --text-primary: #E8F4FF;
  --text-secondary: #A8B8CF;
  --text-muted: #6B7B94;
  --border-subtle: rgba(168, 184, 207, 0.1);
  --border-medium: rgba(168, 184, 207, 0.18);
  --success: #00FFD1;
  --danger: #FF5577;

  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-impact: 'Rubik Mono One', 'Space Grotesk', sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-glow: 0 0 40px rgba(0, 102, 255, 0.25);
  --shadow-glow-cyan: 0 0 60px rgba(0, 224, 255, 0.3);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 100px; }

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent-cyan); color: var(--bg-primary); }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-medium); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-blue); }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

.container-narrow { max-width: 860px; }

.text-gradient {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
}

.text-gradient-alt {
  background: linear-gradient(135deg, var(--accent-hot) 0%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
}

/* ============ LOGO ============ */
.nav-logo {
  display: inline-flex;
  align-items: baseline;
  gap: 0.3rem;
  text-decoration: none;
  transition: transform 0.2s ease;
  line-height: 1;
}

.nav-logo:hover { transform: scale(1.03); }

.logo-ai-prefix {
  font-family: var(--font-mono);
  font-size: 0.46rem;
  color: var(--accent-cyan);
  letter-spacing: 0.14em;
  text-transform: lowercase;
  line-height: 1;
  opacity: 0.52;
  transform: translateY(-0.34rem);
}

.logo-text-main {
  font-family: var(--font-impact);
  font-size: 1.55rem;
  color: var(--text-primary);
  letter-spacing: -0.06em;
  line-height: 1;
  text-shadow: 0 0 22px rgba(0, 102, 255, 0.22);
}

.nav-logo-large .logo-ai-prefix { font-size: 0.7rem; }
.nav-logo-large .logo-text-main { font-size: 1.95rem; }

/* ============ NAVEGACIÓN ============ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 2rem;
  background: rgba(5, 7, 15, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: padding 0.3s ease, background 0.3s ease;
}

.nav.scrolled { padding: 0.75rem 2rem; background: rgba(5, 7, 15, 0.92); }

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s ease;
  position: relative;
}

.nav-links a:hover { color: var(--text-primary); }

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-cyan);
  transition: width 0.3s ease;
}

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

.nav-cta {
  background: var(--accent-blue);
  color: white;
  padding: 0.6rem 1.25rem;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.nav-cta:hover {
  background: var(--accent-blue-hover);
  box-shadow: 0 0 0 6px rgba(0, 102, 255, 0.18);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  top: 70px;
  left: 0; right: 0;
  background: rgba(5, 7, 15, 0.98);
  backdrop-filter: blur(20px);
  padding: 2rem;
  display: none;
  flex-direction: column;
  gap: 1.5rem;
  z-index: 99;
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-menu.open { display: flex; animation: slide-down 0.3s ease; }

.mobile-menu a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 500;
  padding: 0.5rem 0;
}

.mobile-cta {
  background: var(--accent-blue);
  padding: 1rem !important;
  border-radius: 999px;
  text-align: center;
  margin-top: 1rem;
}

@keyframes slide-down {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 980px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
}

/* ============ HERO ============ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 2rem 6rem;
  overflow: hidden;
  isolation: isolate;
}

.aurora { position: absolute; inset: 0; z-index: -2; overflow: hidden; }

.aurora-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.55;
  animation: aurora-float 20s ease-in-out infinite;
}

.aurora-blob-1 { width: 500px; height: 500px; background: #00E0FF; top: -10%; left: -10%; }
.aurora-blob-2 { width: 600px; height: 600px; background: #0066FF; bottom: -20%; right: -15%; animation-delay: -5s; }
.aurora-blob-3 { width: 400px; height: 400px; background: #6B3FFF; bottom: 10%; left: 20%; opacity: 0.4; animation-delay: -10s; }
.aurora-blob-4 { width: 300px; height: 300px; background: #FF3D7F; top: 20%; right: 15%; opacity: 0.25; animation-delay: -15s; }

@keyframes aurora-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -50px) scale(1.1); }
  66% { transform: translate(-20px, 40px) scale(0.95); }
}

.grid-overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(0, 224, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 224, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

.stars { position: absolute; inset: 0; z-index: -1; pointer-events: none; }

.stars span {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 50%;
  opacity: 0.6;
  animation: twinkle 4s ease-in-out infinite;
}

.stars span:nth-child(1)  { top: 15%; left: 10%;  animation-delay: 0s; }
.stars span:nth-child(2)  { top: 25%; left: 80%;  animation-delay: 0.5s; opacity: 0.4; }
.stars span:nth-child(3)  { top: 45%; left: 20%;  animation-delay: 1s; }
.stars span:nth-child(4)  { top: 65%; left: 70%;  animation-delay: 1.5s; opacity: 0.5; }
.stars span:nth-child(5)  { top: 35%; left: 50%;  animation-delay: 2s; opacity: 0.7; }
.stars span:nth-child(6)  { top: 75%; left: 30%;  animation-delay: 2.5s; opacity: 0.3; }
.stars span:nth-child(7)  { top: 85%; left: 85%;  animation-delay: 3s; }
.stars span:nth-child(8)  { top: 10%; left: 60%;  animation-delay: 3.5s; opacity: 0.5; }
.stars span:nth-child(9)  { top: 55%; left: 90%;  animation-delay: 1.2s; opacity: 0.4; }
.stars span:nth-child(10) { top: 90%; left: 15%;  animation-delay: 0.8s; }
.stars span:nth-child(11) { top: 5%; left: 40%;  animation-delay: 2.3s; opacity: 0.5; }
.stars span:nth-child(12) { top: 50%; left: 5%;  animation-delay: 3.7s; }
.stars span:nth-child(13) { top: 30%; left: 35%;  animation-delay: 0.3s; opacity: 0.4; }
.stars span:nth-child(14) { top: 70%; left: 55%;  animation-delay: 2.8s; opacity: 0.6; }
.stars span:nth-child(15) { top: 80%; left: 75%;  animation-delay: 1.8s; opacity: 0.3; }

@keyframes twinkle {
  0%, 100% { opacity: 0.2; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.3); }
}

.hero-content {
  max-width: 1000px;
  text-align: center;
  position: relative;
  z-index: 1;
  animation: fade-up 1s ease-out;
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(0, 224, 255, 0.08);
  border: 1px solid rgba(0, 224, 255, 0.2);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent-cyan);
  margin-bottom: 2rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-cyan);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin-bottom: 1.75rem;
  color: var(--text-primary);
}

.hero-highlight {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 60%, var(--accent-purple) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
  filter: drop-shadow(0 0 30px rgba(0, 224, 255, 0.3));
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-stack {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.hero-stack-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.hero-stack-logos {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

.stack-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(168, 184, 207, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

.stack-logo:hover {
  background: rgba(0, 224, 255, 0.08);
  border-color: rgba(0, 224, 255, 0.3);
  color: var(--text-primary);
  transform: translateY(-2px);
}

.stack-logo svg { color: var(--accent-cyan); }

.hero-scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0.4;
  animation: bounce-soft 3s ease-in-out infinite;
}

.scroll-mouse {
  width: 22px;
  height: 36px;
  border: 2px solid var(--text-secondary);
  border-radius: 12px;
  position: relative;
}

.scroll-mouse span {
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 6px;
  background: var(--text-secondary);
  border-radius: 2px;
  animation: scroll-dot 2s ease-in-out infinite;
}

@keyframes scroll-dot {
  0% { opacity: 1; transform: translate(-50%, 0); }
  100% { opacity: 0; transform: translate(-50%, 12px); }
}

@keyframes bounce-soft {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, -8px); }
}

/* ============ BOTONES ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.75rem;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: all 0.25s ease;
  cursor: pointer;
  border: none;
  font-family: inherit;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent-blue);
  color: white;
  box-shadow: 0 4px 20px rgba(0, 102, 255, 0.35);
}

.btn-primary:hover {
  background: var(--accent-blue-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(0, 102, 255, 0.5);
}

.btn-primary:hover svg { transform: translateX(3px); }
.btn-primary svg { transition: transform 0.2s ease; }

.btn-secondary {
  background: rgba(168, 184, 207, 0.08);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(168, 184, 207, 0.15);
  border-color: var(--text-secondary);
  transform: translateY(-2px);
}

.btn-large {
  padding: 1.1rem 2.2rem;
  font-size: 1rem;
}

/* ============ SECCIONES ============ */
.section {
  padding: 7rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 4rem;
}

.section-badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: rgba(0, 224, 255, 0.08);
  border: 1px solid rgba(0, 224, 255, 0.2);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent-cyan);
  margin-bottom: 1.5rem;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

.section-badge-accent {
  background: rgba(255, 61, 127, 0.08);
  border-color: rgba(255, 61, 127, 0.25);
  color: var(--accent-hot);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.7;
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible { opacity: 1; transform: translateY(0); }

/* ============ SERVICIOS ============ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 224, 255, 0.4), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 224, 255, 0.25);
  background: rgba(13, 22, 40, 0.8);
}

.service-card:hover::before { opacity: 1; }

.service-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(0, 224, 255, 0.12), rgba(0, 102, 255, 0.12));
  border: 1px solid rgba(0, 224, 255, 0.2);
  border-radius: var(--radius-md);
  color: var(--accent-cyan);
  margin-bottom: 1.25rem;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ============ CURSOS ============ */
.courses {
  background:
    radial-gradient(circle at 20% 50%, rgba(255, 61, 127, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(0, 224, 255, 0.08) 0%, transparent 50%),
    var(--bg-primary);
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.course-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.course-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 61, 127, 0.3);
  background: rgba(13, 22, 40, 0.8);
}

.course-featured {
  background: linear-gradient(180deg, rgba(255, 61, 127, 0.1), rgba(13, 22, 40, 0.6));
  border-color: rgba(255, 61, 127, 0.3);
  box-shadow: 0 0 50px rgba(255, 61, 127, 0.15);
}

.course-featured:hover {
  border-color: rgba(255, 61, 127, 0.5);
  box-shadow: 0 0 60px rgba(255, 61, 127, 0.25);
}

.course-tag {
  position: absolute;
  top: -12px;
  right: 1.5rem;
  padding: 0.35rem 0.85rem;
  background: linear-gradient(135deg, var(--accent-hot), var(--accent-purple));
  color: white;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  white-space: nowrap;
  box-shadow: 0 4px 20px rgba(255, 61, 127, 0.4);
}

.course-level {
  display: inline-block;
  padding: 0.3rem 0.75rem;
  background: rgba(168, 184, 207, 0.08);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  align-self: flex-start;
}

.course-emoji-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  line-height: 1;
  display: inline-block;
  filter: drop-shadow(0 4px 12px rgba(0, 224, 255, 0.3));
}

.course-card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.course-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.course-meta {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1rem 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 1.25rem;
}

.course-meta li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.course-meta svg {
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.course-cta {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.25rem;
  background: rgba(0, 224, 255, 0.08);
  border: 1px solid rgba(0, 224, 255, 0.25);
  border-radius: var(--radius-md);
  color: var(--accent-cyan);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.25s ease;
}

.course-cta:hover {
  background: rgba(0, 224, 255, 0.15);
  border-color: var(--accent-cyan);
  transform: translateX(2px);
}

.course-cta span {
  transition: transform 0.2s ease;
  margin-left: 0.5rem;
}

.course-cta:hover span { transform: translateX(4px); }

.course-featured .course-cta {
  background: linear-gradient(135deg, rgba(255, 61, 127, 0.15), rgba(0, 224, 255, 0.1));
  border-color: rgba(255, 61, 127, 0.3);
  color: var(--text-primary);
}

.course-featured .course-cta:hover {
  background: linear-gradient(135deg, rgba(255, 61, 127, 0.25), rgba(0, 224, 255, 0.15));
  border-color: var(--accent-hot);
}

.courses-footer {
  overflow: hidden;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: 2rem 0;
  margin-top: 2rem;
  background: rgba(0, 0, 0, 0.2);
}

.marquee {
  overflow: hidden;
  position: relative;
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}

.marquee-content {
  display: flex;
  gap: 3rem;
  animation: marquee-scroll 30s linear infinite;
  white-space: nowrap;
  width: fit-content;
}

.marquee-content span {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
}

@keyframes marquee-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

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

.process-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.process-card:hover {
  border-color: rgba(0, 224, 255, 0.25);
  transform: translateY(-4px);
}

.process-number {
  font-family: var(--font-impact);
  font-size: 3rem;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--accent-cyan);
  line-height: 1;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.process-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.process-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

.process-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.process-tags span {
  padding: 0.3rem 0.75rem;
  background: rgba(0, 224, 255, 0.06);
  border: 1px solid rgba(0, 224, 255, 0.15);
  border-radius: 999px;
  font-size: 0.75rem;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
}

/* ============ BENEFICIOS ============ */
.benefits { background: linear-gradient(180deg, var(--bg-primary) 0%, rgba(13, 22, 40, 0.3) 50%, var(--bg-primary) 100%); }

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.benefit-card {
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.benefit-card:hover {
  border-color: rgba(0, 224, 255, 0.2);
  transform: translateY(-3px);
}

.benefit-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: rgba(0, 224, 255, 0.1);
  border-radius: var(--radius-sm);
  color: var(--accent-cyan);
  margin-bottom: 1rem;
}

.benefit-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.benefit-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ============ COMPARATIVA ============ */
.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.comparison-col {
  padding: 2.25rem;
  border-radius: var(--radius-lg);
  position: relative;
}

.comparison-manual {
  background: rgba(168, 184, 207, 0.03);
  border: 1px solid var(--border-subtle);
}

.comparison-ai {
  background: linear-gradient(135deg, rgba(0, 102, 255, 0.12), rgba(0, 224, 255, 0.08));
  border: 1px solid rgba(0, 224, 255, 0.3);
  box-shadow: var(--shadow-glow);
}

.comparison-col h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.comparison-manual h3 { color: var(--text-secondary); }
.comparison-ai h3 { color: var(--text-primary); }

.comparison-badge {
  position: absolute;
  top: -12px;
  right: 1.5rem;
  padding: 0.3rem 0.85rem;
  background: var(--accent-cyan);
  color: var(--bg-primary);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.comparison-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.9rem; }

.comparison-col li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
  line-height: 1.4;
}

.comparison-manual li { color: var(--text-secondary); }
.comparison-manual svg { color: var(--danger); flex-shrink: 0; margin-top: 2px; }

.comparison-ai li { color: var(--text-primary); }
.comparison-ai svg { color: var(--accent-cyan); flex-shrink: 0; margin-top: 2px; }

@media (max-width: 700px) {
  .comparison { grid-template-columns: 1fr; }
}

/* ============ PRECIOS ============ */
.pricing-hero {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  background: linear-gradient(135deg, rgba(0, 102, 255, 0.15), rgba(0, 224, 255, 0.08), rgba(107, 63, 255, 0.1));
  border: 1px solid rgba(0, 224, 255, 0.3);
  border-radius: var(--radius-xl);
  padding: 3.5rem 2.5rem;
  overflow: hidden;
  box-shadow: var(--shadow-glow-cyan);
}

.pricing-hero-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(0, 224, 255, 0.2), transparent 60%);
  pointer-events: none;
}

.pricing-hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.pricing-hero-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, rgba(0, 224, 255, 0.2), rgba(0, 102, 255, 0.15));
  border: 1px solid rgba(0, 224, 255, 0.35);
  border-radius: var(--radius-lg);
  color: var(--accent-cyan);
  margin-bottom: 1.5rem;
}

.pricing-hero h3 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.pricing-hero-desc {
  color: var(--text-secondary);
  font-size: clamp(1rem, 1.3vw, 1.125rem);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto 2.5rem;
}

.pricing-features-horizontal {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem 1.5rem;
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.pf-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text-primary);
  font-size: 0.95rem;
  text-align: left;
}

.pf-item svg {
  color: var(--accent-cyan);
  flex-shrink: 0;
}

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

/* ============ FAQs ============ */
.faqs-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  backdrop-filter: blur(10px);
  transition: all 0.2s ease;
}

.faq-item:hover { border-color: var(--border-medium); }

.faq-item[open] { border-color: rgba(0, 224, 255, 0.25); background: rgba(13, 22, 40, 0.8); }

.faq-item summary {
  padding: 1.25rem 1.5rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  list-style: none;
  transition: color 0.2s ease;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary:hover { color: var(--accent-cyan); }

.faq-icon {
  color: var(--text-secondary);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item[open] .faq-icon { transform: rotate(180deg); color: var(--accent-cyan); }

.faq-item p {
  padding: 0 1.5rem 1.25rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
  animation: fade-in 0.3s ease;
}

.faq-item p strong { color: var(--text-primary); }
.faq-item p em { color: var(--accent-cyan); font-style: normal; }

@keyframes fade-in {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============ CTA FINAL ============ */
.cta-final { padding: 4rem 0 8rem; }

.cta-box {
  position: relative;
  background: linear-gradient(135deg, rgba(0, 102, 255, 0.15), rgba(0, 224, 255, 0.08), rgba(107, 63, 255, 0.1));
  border: 1px solid rgba(0, 224, 255, 0.25);
  border-radius: var(--radius-xl);
  padding: 4rem 2rem;
  text-align: center;
  overflow: hidden;
  box-shadow: var(--shadow-glow);
}

.cta-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(0, 224, 255, 0.15), transparent 60%);
  pointer-events: none;
}

.cta-content { position: relative; z-index: 1; max-width: 720px; margin: 0 auto; }

.cta-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(0, 224, 255, 0.1);
  border: 1px solid rgba(0, 224, 255, 0.25);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent-cyan);
  margin-bottom: 1.5rem;
  font-family: var(--font-mono);
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 4.5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.cta-subtitle {
  color: var(--text-secondary);
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.6;
  margin-bottom: 2rem;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.cta-footnote {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-family: var(--font-mono);
}

.cta-email {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: color 0.2s ease;
}

.cta-email:hover { color: var(--text-primary); text-decoration: underline; }

/* ============ FOOTER ============ */
.footer {
  border-top: 1px solid var(--border-subtle);
  background: rgba(5, 7, 15, 0.8);
  padding: 4rem 0 2rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-tagline {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-top: 1rem;
  max-width: 320px;
  line-height: 1.6;
}

.footer-email {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-email a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-email a:hover { color: var(--text-primary); }

.footer-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer-col a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  transition: color 0.2s ease;
}

.footer-col a:hover { color: var(--accent-cyan); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-family: var(--font-mono);
}

.footer-socials { display: flex; gap: 0.75rem; }

.footer-socials a {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  color: var(--text-secondary);
  transition: all 0.2s ease;
  text-decoration: none;
}

.footer-socials a:hover {
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
  transform: translateY(-2px);
}

@media (max-width: 700px) {
  .footer-top { grid-template-columns: 1fr; gap: 2rem; }
  .footer-columns { grid-template-columns: repeat(2, 1fr); }
}

/* ============ RESPONSIVE ============ */
@media (max-width: 600px) {
  .nav { padding: 1rem 1.25rem; }
  .hero { padding: 6rem 1.25rem 4rem; }
  .section { padding: 4.5rem 0; }
  .container { padding: 0 1.25rem; }
  .hero-ctas { flex-direction: column; width: 100%; }
  .hero-ctas .btn { width: 100%; }
  .cta-buttons { flex-direction: column; width: 100%; }
  .cta-buttons .btn { width: 100%; }
  .cta-box { padding: 3rem 1.5rem; }
  .comparison-col { padding: 1.75rem; }
  .pricing-hero { padding: 2.5rem 1.5rem; }
  .pricing-hero-ctas { flex-direction: column; width: 100%; }
  .pricing-hero-ctas .btn { width: 100%; }
  .marquee-content span { font-size: 1rem; }
}

/* =========================================================
   AMPLIACIONES · MOTEX (Telegram, precios, chatbot, pagos)
   ========================================================= */

/* ============ BOTÓN TELEGRAM ============ */
.btn-telegram {
  background: linear-gradient(135deg, #2AABEE 0%, #229ED9 100%);
  color: white;
  box-shadow: 0 4px 20px rgba(42, 171, 238, 0.35);
}

.btn-telegram:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(42, 171, 238, 0.5);
  filter: brightness(1.08);
}

.btn-telegram svg { transition: transform 0.2s ease; }
.btn-telegram:hover svg { transform: translateX(3px); }

/* ============ MENÚ MÓVIL · variante Telegram ============ */
.mobile-cta-telegram {
  background: linear-gradient(135deg, #2AABEE 0%, #229ED9 100%) !important;
  margin-top: 0.5rem;
}

/* ============ PRECIOS EN CURSOS ============ */
.course-price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.6rem 0.75rem;
  margin: 1.25rem 0 0.35rem;
  padding-top: 1.25rem;
  border-top: 1px dashed var(--border-subtle);
}

.course-price-amount {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.course-price-old {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: line-through;
  text-decoration-color: var(--accent-hot);
  text-decoration-thickness: 2px;
  order: -1;
}

.course-price-note {
  font-size: 0.78rem;
  color: var(--text-muted);
  width: 100%;
  letter-spacing: 0.02em;
}

.course-price-custom {
  font-size: 1.5rem;
  background: linear-gradient(135deg, var(--accent-hot) 0%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.course-featured .course-price-amount {
  font-size: 2.25rem;
}

/* ============ BOTONES DE ACCIÓN EN CURSOS ============ */
.course-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.btn-checkout {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.95rem 1.5rem;
  border-radius: 999px;
  background: var(--accent-blue);
  color: white;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.25s ease;
  box-shadow: 0 4px 20px rgba(0, 102, 255, 0.35);
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.btn-checkout:hover {
  background: var(--accent-blue-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(0, 102, 255, 0.5);
}

.btn-checkout-featured {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 60%, var(--accent-purple) 100%);
  box-shadow: 0 4px 24px rgba(0, 224, 255, 0.4);
}

.btn-checkout-featured:hover {
  box-shadow: 0 8px 40px rgba(0, 224, 255, 0.55);
  filter: brightness(1.05);
}

/* ============ BADGES DE MÉTODOS DE PAGO ============ */
.payment-methods {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--border-subtle);
}

.payment-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-right: 0.25rem;
  font-family: var(--font-mono);
}

.pay-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 3px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: 5px;
  transition: all 0.2s ease;
}

.pay-badge:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-medium);
  transform: translateY(-1px);
}

.pay-badge svg {
  display: block;
  border-radius: 2px;
}

/* ============ CHATBOT FLOTANTE ============ */
.chatbot {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  font-family: var(--font-body);
}

.chatbot-fab {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 60%, var(--accent-purple) 100%);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 8px 30px rgba(0, 102, 255, 0.45), 0 0 0 0 rgba(0, 224, 255, 0.6);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  position: relative;
  overflow: visible;
}

.chatbot-fab:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 40px rgba(0, 102, 255, 0.6);
}

.chatbot-fab:active { transform: scale(0.96); }

.chatbot-fab svg { position: relative; z-index: 2; transition: opacity 0.2s ease, transform 0.25s ease; }
.chatbot-fab-close { opacity: 0; position: absolute; transform: rotate(-45deg); }
.chatbot.open .chatbot-fab-open { opacity: 0; transform: rotate(45deg); }
.chatbot.open .chatbot-fab-close { opacity: 1; transform: rotate(0); }

.chatbot-fab-pulse {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--accent-cyan);
  opacity: 0.6;
  animation: chatbotPulse 2.4s ease-out infinite;
  pointer-events: none;
}

.chatbot.open .chatbot-fab-pulse { animation: none; opacity: 0; }

@keyframes chatbotPulse {
  0%   { transform: scale(1);   opacity: 0.6; }
  70%  { transform: scale(1.6); opacity: 0;   }
  100% { transform: scale(1.6); opacity: 0;   }
}

/* Panel */
.chatbot-panel {
  position: absolute;
  bottom: calc(100% + 1rem);
  right: 0;
  width: 370px;
  max-width: calc(100vw - 3rem);
  height: 540px;
  max-height: calc(100vh - 7rem);
  background: linear-gradient(180deg, rgba(13, 22, 40, 0.98) 0%, rgba(5, 7, 15, 0.98) 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-medium);
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(0, 102, 255, 0.15);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  transform: translateY(12px) scale(0.97);
  pointer-events: none;
  transition: opacity 0.28s ease, transform 0.28s ease;
}

.chatbot.open .chatbot-panel {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* Header */
.chatbot-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--border-subtle);
  background: linear-gradient(135deg, rgba(0, 224, 255, 0.06) 0%, rgba(107, 63, 255, 0.06) 100%);
}

.chatbot-avatar {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.chatbot-avatar-dot {
  position: absolute;
  bottom: -1px;
  right: -1px;
  width: 12px;
  height: 12px;
  background: var(--success);
  border-radius: 50%;
  border: 2px solid var(--bg-secondary);
  box-shadow: 0 0 8px var(--success);
}

.chatbot-header-text { flex: 1; min-width: 0; }

.chatbot-header-text h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.2;
}

.chatbot-status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.chatbot-status-dot {
  width: 6px;
  height: 6px;
  background: var(--success);
  border-radius: 50%;
  animation: statusBlink 2s ease-in-out infinite;
}

@keyframes statusBlink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.4; }
}

.chatbot-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.chatbot-close:hover {
  background: rgba(168, 184, 207, 0.1);
  color: var(--text-primary);
}

/* Mensajes */
.chatbot-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  scroll-behavior: smooth;
}

.chatbot-messages::-webkit-scrollbar { width: 6px; }
.chatbot-messages::-webkit-scrollbar-track { background: transparent; }
.chatbot-messages::-webkit-scrollbar-thumb { background: var(--border-medium); border-radius: 3px; }

.chat-msg {
  max-width: 85%;
  padding: 0.7rem 1rem;
  border-radius: 14px;
  font-size: 0.9rem;
  line-height: 1.5;
  word-wrap: break-word;
  animation: msgIn 0.3s ease both;
}

@keyframes msgIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.chat-msg-bot {
  align-self: flex-start;
  background: rgba(168, 184, 207, 0.08);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  border-bottom-left-radius: 4px;
}

.chat-msg-user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
  color: white;
  border-bottom-right-radius: 4px;
  box-shadow: 0 2px 10px rgba(0, 102, 255, 0.25);
}

.chat-msg a {
  color: var(--accent-cyan);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.chat-msg-user a { color: white; }

.chat-typing {
  align-self: flex-start;
  background: rgba(168, 184, 207, 0.08);
  border: 1px solid var(--border-subtle);
  padding: 0.8rem 1rem;
  border-radius: 14px;
  border-bottom-left-radius: 4px;
  display: inline-flex;
  gap: 4px;
}

.chat-typing span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-muted);
  animation: typingDot 1.2s infinite ease-in-out;
}

.chat-typing span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingDot {
  0%, 60%, 100% { opacity: 0.3; transform: translateY(0); }
  30%           { opacity: 1;   transform: translateY(-3px); }
}

/* Quick replies */
.chatbot-quick-replies {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0 1.1rem 0.6rem;
  max-height: 110px;
  overflow-y: auto;
}

.chatbot-quick-replies::-webkit-scrollbar { width: 4px; }
.chatbot-quick-replies::-webkit-scrollbar-thumb { background: var(--border-medium); border-radius: 2px; }

.quick-reply {
  background: rgba(0, 224, 255, 0.08);
  border: 1px solid rgba(0, 224, 255, 0.25);
  color: var(--accent-cyan);
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
  white-space: nowrap;
}

.quick-reply:hover {
  background: rgba(0, 224, 255, 0.15);
  border-color: var(--accent-cyan);
  transform: translateY(-1px);
}

/* Input */
.chatbot-input {
  display: flex;
  gap: 0.5rem;
  padding: 0.85rem 1.1rem;
  border-top: 1px solid var(--border-subtle);
  background: rgba(5, 7, 15, 0.6);
}

.chatbot-input input {
  flex: 1;
  background: rgba(168, 184, 207, 0.05);
  border: 1px solid var(--border-medium);
  border-radius: 999px;
  padding: 0.65rem 1rem;
  font-size: 0.9rem;
  color: var(--text-primary);
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.chatbot-input input::placeholder { color: var(--text-muted); }

.chatbot-input input:focus {
  border-color: var(--accent-cyan);
  background: rgba(168, 184, 207, 0.08);
}

.chatbot-input button {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
  border: none;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.2s ease;
  box-shadow: 0 2px 12px rgba(0, 102, 255, 0.3);
}

.chatbot-input button:hover { transform: scale(1.05); box-shadow: 0 4px 18px rgba(0, 102, 255, 0.45); }
.chatbot-input button:active { transform: scale(0.95); }

.chatbot-footer-note {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-align: center;
  padding: 0.55rem 1rem 0.75rem;
  margin: 0;
  background: rgba(5, 7, 15, 0.6);
  border-top: 1px solid var(--border-subtle);
}

.chatbot-footer-note a {
  color: var(--accent-cyan);
  text-decoration: none;
  font-weight: 500;
}

.chatbot-footer-note a:hover { text-decoration: underline; }

/* Responsive chatbot */
@media (max-width: 640px) {
  .chatbot { bottom: 1rem; right: 1rem; }
  .chatbot-fab { width: 54px; height: 54px; }
  .chatbot-panel {
    width: calc(100vw - 2rem);
    right: 0;
    height: calc(100vh - 6rem);
    max-height: 600px;
  }
  .course-price-amount { font-size: 1.75rem; }
  .course-featured .course-price-amount { font-size: 2rem; }
}

/* =========================================================
   MODALES · checkout y contacto
   ========================================================= */

.modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.modal.open {
  display: flex;
  opacity: 1;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(3, 5, 11, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  cursor: pointer;
}

.modal-dialog {
  position: relative;
  background: linear-gradient(180deg, rgba(13, 22, 40, 0.98) 0%, rgba(5, 7, 15, 0.98) 100%);
  border: 1px solid var(--border-medium);
  border-radius: 24px;
  width: 100%;
  max-width: 620px;
  max-height: 92vh;
  overflow: hidden;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.6), 0 0 80px rgba(0, 102, 255, 0.12);
  animation: modalIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-dialog-wide {
  max-width: 980px;
}

@keyframes modalIn {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(168, 184, 207, 0.08);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  z-index: 10;
}

.modal-close:hover {
  background: rgba(168, 184, 207, 0.18);
  transform: scale(1.05);
}

/* Layout del checkout (2 columnas) */
.modal-grid {
  display: grid;
  grid-template-columns: minmax(260px, 340px) 1fr;
  max-height: 92vh;
}

.modal-summary {
  background: linear-gradient(165deg, rgba(0, 102, 255, 0.08) 0%, rgba(107, 63, 255, 0.06) 100%);
  border-right: 1px solid var(--border-subtle);
  padding: 2rem 1.75rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.summary-badge {
  display: inline-block;
  align-self: flex-start;
  padding: 0.35rem 0.9rem;
  background: rgba(0, 224, 255, 0.1);
  border: 1px solid rgba(0, 224, 255, 0.25);
  color: var(--accent-cyan);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 999px;
  font-family: var(--font-mono);
  margin-bottom: 1rem;
}

.summary-course-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: 0.5rem;
}

.summary-course-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.summary-line {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.6rem 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
  border-bottom: 1px dashed var(--border-subtle);
}

.summary-line-muted { color: var(--text-muted); font-size: 0.82rem; }

.summary-line:last-of-type { border-bottom: none; }

.summary-total {
  padding-top: 1rem;
  margin-top: 0.5rem;
  border-top: 1px solid var(--border-medium) !important;
  border-bottom: none !important;
  font-family: var(--font-display);
}

.summary-total span:first-child {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 500;
}

.summary-total span:last-child {
  font-size: 1.75rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.summary-benefits {
  list-style: none;
  padding: 0;
  margin: 1.75rem 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.summary-benefits li {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.summary-benefits svg {
  color: var(--success);
  flex-shrink: 0;
}

.summary-secure {
  margin-top: auto;
  padding-top: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.summary-secure svg { color: var(--accent-cyan); }

/* Body del modal */
.modal-body {
  padding: 2rem 2.25rem;
  overflow-y: auto;
  max-height: 92vh;
}

.modal-body::-webkit-scrollbar { width: 8px; }
.modal-body::-webkit-scrollbar-thumb { background: var(--border-medium); border-radius: 4px; }

.modal-header-simple { margin-bottom: 1.75rem; }

.modal-kicker {
  display: inline-block;
  padding: 0.35rem 0.9rem;
  background: rgba(0, 224, 255, 0.08);
  border: 1px solid rgba(0, 224, 255, 0.2);
  color: var(--accent-cyan);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 999px;
  font-family: var(--font-mono);
  margin-bottom: 0.75rem;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.modal-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 1.5rem;
}

/* Stepper */
.modal-stepper {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.step-item {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  opacity: 0.4;
  transition: opacity 0.25s ease;
}

.step-item.active,
.step-item.done { opacity: 1; }

.step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(168, 184, 207, 0.1);
  border: 1px solid var(--border-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: all 0.25s ease;
  font-family: var(--font-mono);
}

.step-item.active .step-num {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
  border-color: transparent;
  color: white;
  box-shadow: 0 0 16px rgba(0, 224, 255, 0.4);
}

.step-item.done .step-num {
  background: var(--success);
  border-color: transparent;
  color: var(--bg-primary);
}

.step-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.step-bar {
  flex: 1;
  height: 2px;
  background: var(--border-subtle);
  border-radius: 1px;
  max-width: 60px;
}

/* Formulario */
.modal-form {
  display: flex;
  flex-direction: column;
}

.form-step { display: none; animation: stepIn 0.25s ease both; }
.form-step.active { display: flex; flex-direction: column; gap: 1rem; }

@keyframes stepIn {
  from { opacity: 0; transform: translateX(8px); }
  to   { opacity: 1; transform: translateX(0); }
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
}

.form-group .req {
  color: var(--accent-hot);
  margin-left: 0.15rem;
}

.form-group .optional {
  color: var(--text-muted);
  font-weight: 400;
  font-size: 0.78rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(168, 184, 207, 0.05);
  border: 1px solid var(--border-medium);
  border-radius: 10px;
  padding: 0.75rem 0.95rem;
  font-size: 0.92rem;
  color: var(--text-primary);
  font-family: inherit;
  transition: all 0.2s ease;
  outline: none;
  width: 100%;
}

.form-group textarea {
  resize: vertical;
  min-height: 72px;
  font-family: inherit;
  line-height: 1.5;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent-cyan);
  background: rgba(168, 184, 207, 0.08);
  box-shadow: 0 0 0 3px rgba(0, 224, 255, 0.12);
}

.form-group input:invalid:not(:placeholder-shown),
.form-group select:invalid:not(:focus),
.form-group textarea:invalid:not(:placeholder-shown) {
  border-color: var(--danger);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23A8B8CF' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  padding-right: 2.4rem;
}

.form-group select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.form-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

/* Radio pills (tamaño empresa) */
.radio-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.radio-pill {
  position: relative;
  cursor: pointer;
}

.radio-pill input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.radio-pill span {
  display: inline-block;
  padding: 0.55rem 1rem;
  border: 1px solid var(--border-medium);
  background: rgba(168, 184, 207, 0.04);
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: all 0.2s ease;
  user-select: none;
}

.radio-pill:hover span {
  border-color: var(--text-secondary);
  color: var(--text-primary);
}

.radio-pill input:checked + span {
  background: linear-gradient(135deg, rgba(0, 224, 255, 0.15) 0%, rgba(0, 102, 255, 0.15) 100%);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(0, 224, 255, 0.1);
}

.radio-pill input:focus-visible + span {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
}

/* Opciones de pago */
.payment-options {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-bottom: 1.25rem;
}

.payment-option {
  cursor: pointer;
  position: relative;
  display: block;
}

.payment-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.payment-option-content {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem 1.1rem;
  background: rgba(168, 184, 207, 0.04);
  border: 1px solid var(--border-medium);
  border-radius: 14px;
  transition: all 0.2s ease;
}

.payment-option:hover .payment-option-content {
  background: rgba(168, 184, 207, 0.07);
  border-color: var(--text-secondary);
}

.payment-option input:checked + .payment-option-content {
  background: linear-gradient(135deg, rgba(0, 224, 255, 0.08) 0%, rgba(0, 102, 255, 0.08) 100%);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(0, 224, 255, 0.1);
}

.payment-option-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.9);
  flex-shrink: 0;
  color: var(--bg-primary);
}

.payment-option-icon-card {
  background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
  color: white;
}

.payment-option-icon-apple {
  background: #000;
  color: #fff;
}

.payment-option-icon-google { background: #fff; }

.payment-option-icon-paypal { background: #fff; }

.payment-option-icon-transfer {
  background: rgba(168, 184, 207, 0.15);
  color: var(--text-primary);
}

.payment-option-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.payment-option-text strong {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 600;
}

.payment-option-text span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.payment-option-check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid var(--border-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  color: transparent;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.payment-option input:checked + .payment-option-content .payment-option-check {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  color: var(--bg-primary);
}

/* Checkboxes */
.checkbox-field {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.checkbox-field input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--border-medium);
  border-radius: 5px;
  background: rgba(168, 184, 207, 0.05);
  cursor: pointer;
  flex-shrink: 0;
  margin-top: 2px;
  position: relative;
  transition: all 0.2s ease;
}

.checkbox-field input[type="checkbox"]:checked {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
}

.checkbox-field input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 5px;
  width: 5px;
  height: 9px;
  border: solid var(--bg-primary);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checkbox-field a {
  color: var(--accent-cyan);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Navegación del form */
.form-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-subtle);
}

.form-nav-spacer { flex: 1; }

.form-nav .btn {
  padding: 0.75rem 1.4rem;
  font-size: 0.9rem;
}

.btn-block { width: 100%; }

.btn-pay {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 50%, var(--accent-purple) 100%);
  box-shadow: 0 4px 24px rgba(0, 224, 255, 0.35);
}

.btn-pay:hover {
  box-shadow: 0 8px 40px rgba(0, 224, 255, 0.5);
  filter: brightness(1.08);
  transform: translateY(-2px);
}

/* Disclaimer */
.modal-disclaimer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 1rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: center;
}

.modal-disclaimer svg { color: var(--accent-cyan); }

/* Pantalla de éxito */
.form-step-success {
  text-align: center;
  padding: 1rem 0;
  gap: 1rem !important;
  align-items: center;
}

.form-step-success.active { display: flex; }

.success-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--success) 0%, var(--accent-cyan) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-primary);
  margin-bottom: 0.5rem;
  box-shadow: 0 0 40px rgba(0, 255, 209, 0.35);
  animation: successPulse 2s ease-in-out infinite;
}

@keyframes successPulse {
  0%, 100% { transform: scale(1);    box-shadow: 0 0 40px rgba(0, 255, 209, 0.35); }
  50%      { transform: scale(1.04); box-shadow: 0 0 60px rgba(0, 255, 209, 0.5);  }
}

/* Body scroll lock cuando el modal está abierto */
body.modal-open {
  overflow: hidden;
}

/* Responsive */
@media (max-width: 880px) {
  .modal-dialog-wide {
    max-width: 560px;
  }
  .modal-grid {
    grid-template-columns: 1fr;
    max-height: 92vh;
  }
  .modal-summary {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
    padding: 1.5rem 1.5rem 1.25rem;
  }
  .summary-benefits { display: none; }
  .summary-secure { padding-top: 0.75rem; }
  .modal-body { padding: 1.5rem 1.5rem 2rem; }
}

@media (max-width: 560px) {
  .modal { padding: 0; align-items: flex-end; }
  .modal-dialog {
    max-height: 94vh;
    border-radius: 20px 20px 0 0;
    animation: modalInMobile 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  }
  @keyframes modalInMobile {
    from { opacity: 0; transform: translateY(40px); }
    to   { opacity: 1; transform: translateY(0); }
  }
  .form-row { grid-template-columns: 1fr; }
  .modal-title { font-size: 1.35rem; }
  .modal-body { padding: 1.25rem 1.1rem 1.75rem; }
  .step-label { display: none; }
  .step-bar { max-width: 30px; }
  .form-nav {
    flex-direction: column-reverse;
    gap: 0.5rem;
  }
  .form-nav .btn { width: 100%; }
  .form-nav-spacer { display: none; }
  .modal-close {
    top: 0.75rem;
    right: 0.75rem;
  }
}

/* =========================================================
   QUIÉNES SOMOS
   ========================================================= */
.about {
  position: relative;
  overflow: hidden;
}

.about-aurora {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
}

.about .container { position: relative; z-index: 1; }

.about-content {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  padding: 2.75rem 2.5rem;
  background: linear-gradient(180deg, rgba(13, 22, 40, 0.6) 0%, rgba(13, 22, 40, 0.35) 100%);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.about-lead {
  font-size: 1.1rem;
  color: var(--text-primary);
  line-height: 1.65;
  letter-spacing: -0.005em;
}

.about-content p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

.about-content p strong {
  color: var(--text-primary);
  font-weight: 600;
}

.about-content p em {
  color: var(--accent-cyan);
  font-style: normal;
  font-weight: 500;
}

.about-values {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1.75rem;
  border-top: 1px dashed var(--border-subtle);
}

.about-value {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 1.25rem;
  background: rgba(168, 184, 207, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: all 0.25s ease;
}

.about-value:hover {
  background: rgba(168, 184, 207, 0.07);
  border-color: rgba(0, 224, 255, 0.25);
  transform: translateY(-2px);
}

.about-value-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(0, 224, 255, 0.15) 0%, rgba(0, 102, 255, 0.12) 100%);
  border: 1px solid rgba(0, 224, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  margin-bottom: 0.15rem;
}

.about-value h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  margin: 0;
}

.about-value p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

/* =========================================================
   COURSE-TECH · bloque expandible "Qué IAs aprenderás"
   ========================================================= */
.course-tech {
  margin: 1rem 0 0.25rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: rgba(0, 224, 255, 0.03);
  overflow: hidden;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.course-tech[open] {
  border-color: rgba(0, 224, 255, 0.25);
  background: rgba(0, 224, 255, 0.06);
}

.course-tech summary {
  list-style: none;
  cursor: pointer;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  user-select: none;
  transition: background 0.2s ease;
}

.course-tech summary::-webkit-details-marker { display: none; }

.course-tech summary:hover {
  background: rgba(0, 224, 255, 0.06);
}

.course-tech-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-cyan);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.course-tech-chevron {
  color: var(--text-muted);
  transition: transform 0.25s ease, color 0.2s ease;
  flex-shrink: 0;
}

.course-tech[open] .course-tech-chevron {
  transform: rotate(180deg);
  color: var(--accent-cyan);
}

.course-tech-list {
  padding: 0.25rem 1rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  border-top: 1px dashed var(--border-subtle);
  animation: techIn 0.3s ease;
}

@keyframes techIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.tech-intro {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0.5rem 0 0;
  line-height: 1.5;
}

.tech-item {
  display: flex;
  gap: 0.75rem;
  padding-top: 0.75rem;
}

.tech-item:first-of-type { padding-top: 0.75rem; }

.tech-item-compact {
  padding-top: 0.4rem;
  align-items: flex-start;
}

.tech-item-icon {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.tech-item-compact .tech-item-icon {
  width: 28px;
  height: 28px;
  border-radius: 7px;
}

.tech-icon-claude   { background: linear-gradient(135deg, #E2A053 0%, #C56B3E 100%); }
.tech-icon-chatgpt  { background: linear-gradient(135deg, #10A37F 0%, #0D7A5F 100%); }
.tech-icon-copilot  { background: linear-gradient(135deg, #0078D4 0%, #50E6FF 100%); }
.tech-icon-n8n      { background: linear-gradient(135deg, #EA4B71 0%, #B02B54 100%); }

.tech-item-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.tech-item-text strong {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.3;
}

.tech-item-compact .tech-item-text strong { font-size: 0.85rem; }

.tech-item-text span {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.tech-item-compact .tech-item-text span { font-size: 0.78rem; }

/* Responsive */
@media (max-width: 680px) {
  .about-content {
    padding: 2rem 1.5rem;
  }
  .about-lead { font-size: 1rem; }
  .about-values {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
  .tech-item { gap: 0.6rem; }
  .tech-item-icon { width: 30px; height: 30px; }
}

/* =========================================================
   NAVEGACIÓN ENTRE PÁGINAS (home / cursos / nosotros)
   ========================================================= */

/* Por defecto, las secciones marcadas como "pestaña" están ocultas */
.page-section {
  display: none;
}

/* En páginas dedicadas ocultamos la home y mostramos solo su contenido */
body.page-nosotros .hero,
body.page-cursos .hero,
body.page-nosotros .section:not(.page-section):not(.cta-final),
body.page-cursos .section:not(.page-section):not(.cta-final) {
  display: none;
}

body.page-nosotros .page-section[data-page="nosotros"],
body.page-cursos .page-section[data-page="cursos"] {
  display: block;
  animation: pageIn 0.4s ease both;
}

/* Mantenemos CTA final visible también en páginas internas */
body.page-nosotros .cta-final,
body.page-cursos .cta-final { display: block; }

@keyframes pageIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Resaltado del enlace activo en el nav */
.nav-links a.active,
.mobile-menu a.active {
  color: var(--accent-cyan);
}

.nav-links a.active::after {
  content: "";
  display: block;
  width: 20px;
  height: 2px;
  background: var(--accent-cyan);
  margin: 4px auto 0;
  border-radius: 1px;
}

/* Primera sección en modo Nosotros necesita más padding-top porque no hay hero arriba */
body.page-nosotros .page-section[data-page="nosotros"]:first-of-type,
body.page-cursos .page-section[data-page="cursos"]:first-of-type {
  padding-top: 10rem;
}

@media (max-width: 768px) {
  body.page-nosotros .page-section[data-page="nosotros"]:first-of-type,
  body.page-cursos .page-section[data-page="cursos"]:first-of-type {
    padding-top: 8rem;
  }
}


/* =========================================================
   REDISEÑO NEXT LEVEL · Hero, laboratorio, calculadora y cursos
   ========================================================= */

.hero-live-lab {
  margin: 3.2rem auto 0;
  display: grid;
  grid-template-columns: minmax(280px, 1.4fr) repeat(2, minmax(160px, 0.55fr));
  gap: 1rem;
  max-width: 980px;
  text-align: left;
  perspective: 1200px;
}

.live-lab-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(0, 224, 255, 0.18);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(13, 22, 40, 0.78), rgba(5, 7, 15, 0.78));
  backdrop-filter: blur(20px);
  box-shadow: 0 22px 80px rgba(0, 0, 0, 0.28), inset 0 1px 0 rgba(255,255,255,0.04);
}

.live-lab-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  background: linear-gradient(120deg, transparent 0%, rgba(0,224,255,0.22) 25%, transparent 45%, rgba(255,61,127,0.16) 72%, transparent 100%);
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.live-lab-card:hover::before { opacity: 1; }

.live-lab-card-main {
  min-height: 210px;
  transform: rotateX(3deg);
}

.live-lab-topbar {
  display: flex;
  align-items: center;
  gap: 0.42rem;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
}

.live-lab-topbar span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent-hot);
  box-shadow: 0 0 12px rgba(255, 61, 127, 0.45);
}

.live-lab-topbar span:nth-child(2) { background: var(--accent-cyan); box-shadow: 0 0 12px rgba(0, 224, 255, 0.45); }
.live-lab-topbar span:nth-child(3) { background: var(--success); box-shadow: 0 0 12px rgba(0, 255, 209, 0.45); }
.live-lab-topbar strong { margin-left: auto; color: var(--text-secondary); font-weight: 600; }

.live-lab-terminal {
  padding: 1.05rem 1.15rem 1.2rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.65;
}

.live-lab-terminal p {
  margin-bottom: 0.65rem;
  color: var(--text-secondary);
  animation: terminalLine 4.5s ease-in-out infinite;
}

.live-lab-terminal p:nth-child(2) { animation-delay: 0.3s; }
.live-lab-terminal p:nth-child(3) { animation-delay: 0.6s; }
.live-lab-terminal p:nth-child(4) { animation-delay: 0.9s; }

@keyframes terminalLine {
  0%, 100% { opacity: 0.72; transform: translateX(0); }
  50% { opacity: 1; transform: translateX(4px); }
}

.terminal-muted { color: var(--text-muted); }
.terminal-cyan { color: var(--accent-cyan); }
.terminal-hot { color: var(--accent-hot); }
.terminal-success { color: var(--success) !important; }

.live-lab-metric {
  min-height: 210px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.45rem;
  padding: 1.35rem;
  text-align: center;
}

.live-lab-metric span {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.live-lab-metric strong {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1;
  color: transparent;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue), var(--accent-purple));
  -webkit-background-clip: text;
  background-clip: text;
}

.live-lab-metric small {
  color: var(--text-secondary);
  font-size: 0.82rem;
  line-height: 1.45;
}

/* Laboratorio interactivo */
.automation-lab {
  background:
    radial-gradient(circle at 0% 20%, rgba(0,224,255,0.09), transparent 32%),
    radial-gradient(circle at 100% 80%, rgba(107,63,255,0.12), transparent 36%),
    var(--bg-primary);
}

.lab-shell {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(320px, 1.15fr);
  gap: 2rem;
  align-items: center;
  padding: 2rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(13,22,40,0.62), rgba(5,7,15,0.78));
  box-shadow: var(--shadow-glow);
  overflow: hidden;
  position: relative;
}

.lab-shell::after {
  content: "";
  position: absolute;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  right: -110px;
  top: -120px;
  background: rgba(0, 224, 255, 0.12);
  filter: blur(60px);
  pointer-events: none;
}

.lab-copy { position: relative; z-index: 1; }
.lab-copy .section-header { text-align: left; margin: 0; }
.lab-copy .section-title { margin-bottom: 1rem; }
.lab-copy .section-subtitle { margin-bottom: 1.5rem; }

.lab-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.6rem;
}

.lab-tab {
  border: 1px solid var(--border-medium);
  background: rgba(168, 184, 207, 0.06);
  color: var(--text-secondary);
  border-radius: 999px;
  padding: 0.7rem 0.95rem;
  cursor: pointer;
  font-family: var(--font-body);
  font-weight: 600;
  transition: all 0.22s ease;
}

.lab-tab:hover,
.lab-tab.active {
  color: var(--bg-primary);
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 24px rgba(0, 224, 255, 0.28);
  transform: translateY(-2px);
}

.lab-board {
  position: relative;
  z-index: 1;
  padding: 1.4rem;
  border: 1px solid rgba(0, 224, 255, 0.22);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(13,22,40,0.92), rgba(5,7,15,0.92)),
    radial-gradient(circle at 50% 0%, rgba(0,224,255,0.22), transparent 45%);
  overflow: hidden;
}

.lab-board-glow {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,224,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,224,255,0.035) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: linear-gradient(180deg, black, transparent 80%);
  -webkit-mask-image: linear-gradient(180deg, black, transparent 80%);
}

.lab-board-header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.lab-board-header span {
  display: inline-block;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  margin-bottom: 0.35rem;
}

.lab-board h3 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.1;
  margin: 0;
}

.lab-status {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--success);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  border: 1px solid rgba(0, 255, 209, 0.2);
  background: rgba(0, 255, 209, 0.06);
  padding: 0.45rem 0.65rem;
  border-radius: 999px;
}

.lab-status span {
  width: 7px;
  height: 7px;
  background: var(--success);
  border-radius: 50%;
  margin: 0;
  box-shadow: 0 0 10px var(--success);
}

.workflow {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 28px 1fr 28px 1fr;
  gap: 0.65rem;
  align-items: center;
}

.workflow-node {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem;
  background: rgba(168, 184, 207, 0.055);
  min-height: 136px;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.workflow-node:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 224, 255, 0.32);
}

.workflow-node strong {
  display: block;
  color: var(--text-primary);
  font-family: var(--font-display);
  margin-bottom: 0.45rem;
}

.workflow-node p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.55;
}

.workflow-line {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  position: relative;
}

.workflow-line::after {
  content: "";
  position: absolute;
  right: -3px;
  top: 50%;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--accent-cyan);
  border-top: 2px solid var(--accent-cyan);
  transform: translateY(-50%) rotate(45deg);
}

.lab-result {
  position: relative;
  z-index: 1;
  margin-top: 1rem;
  border: 1px solid rgba(255, 61, 127, 0.25);
  background: linear-gradient(135deg, rgba(255, 61, 127, 0.09), rgba(0, 224, 255, 0.07));
  border-radius: var(--radius-md);
  padding: 1rem;
}

.lab-result span {
  color: var(--accent-hot);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.lab-result p {
  color: var(--text-primary);
  margin-top: 0.35rem;
  line-height: 1.55;
}

/* Calculadora ROI */
.roi-section {
  background:
    linear-gradient(180deg, rgba(13,22,40,0.24), transparent 55%),
    radial-gradient(circle at 85% 35%, rgba(255,61,127,0.10), transparent 34%);
}

.roi-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(320px, 1.1fr);
  gap: 2rem;
  align-items: center;
  padding: 2rem;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  background: linear-gradient(135deg, rgba(13,22,40,0.68), rgba(5,7,15,0.8));
}

.roi-copy .section-title { margin-bottom: 1rem; }
.roi-copy .section-subtitle { margin-bottom: 1.5rem; }

.roi-calculator {
  border: 1px solid rgba(0,224,255,0.2);
  border-radius: var(--radius-xl);
  padding: 1.6rem;
  background: rgba(5, 7, 15, 0.7);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.04), 0 20px 80px rgba(0,0,0,0.22);
}

.roi-control {
  margin-bottom: 1.35rem;
}

.roi-control label {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-bottom: 0.65rem;
}

.roi-control label strong {
  color: var(--accent-cyan);
  font-family: var(--font-mono);
}

.roi-control input[type="range"] {
  width: 100%;
  accent-color: var(--accent-cyan);
  cursor: pointer;
}

.roi-output {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  margin-top: 1.4rem;
}

.roi-output div {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem;
  background: rgba(168,184,207,0.055);
}

.roi-output span {
  display: block;
  color: var(--text-muted);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.35rem;
}

.roi-output strong {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  line-height: 1;
  color: var(--text-primary);
}

.roi-note {
  margin-top: 1rem;
  color: var(--text-muted);
  font-size: 0.82rem;
  line-height: 1.55;
}

/* Página dedicada de cursos */
body.page-cursos .courses {
  background:
    radial-gradient(circle at 15% 20%, rgba(255,61,127,0.12), transparent 35%),
    radial-gradient(circle at 90% 15%, rgba(0,224,255,0.11), transparent 34%),
    var(--bg-primary);
}

.course-universe {
  background: linear-gradient(180deg, var(--bg-primary), rgba(13,22,40,0.32), var(--bg-primary));
}

.learning-path {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.learning-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  background: rgba(13,22,40,0.62);
  min-height: 330px;
}

.learning-card::after {
  content: "";
  position: absolute;
  inset: auto -20% -35% -20%;
  height: 160px;
  background: radial-gradient(circle, rgba(0,224,255,0.12), transparent 62%);
  pointer-events: none;
}

.learning-card-hot {
  border-color: rgba(255,61,127,0.32);
  box-shadow: 0 0 60px rgba(255,61,127,0.13);
}

.learning-number {
  display: inline-block;
  font-family: var(--font-impact);
  font-size: 3rem;
  color: transparent;
  -webkit-text-stroke: 1px var(--accent-cyan);
  line-height: 1;
  margin-bottom: 1rem;
}

.learning-card-hot .learning-number {
  -webkit-text-stroke-color: var(--accent-hot);
}

.learning-card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
}

.learning-card p,
.learning-card li {
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 0.93rem;
}

.learning-card ul {
  margin-top: 1rem;
  padding-left: 1.1rem;
}

.learning-card li { margin-bottom: 0.42rem; }

.course-cta-panel {
  margin-top: 1.5rem;
  padding: 1.5rem;
  border: 1px solid rgba(0,224,255,0.22);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(0,224,255,0.08), rgba(107,63,255,0.10));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.course-cta-panel span {
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.course-cta-panel h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin: 0.2rem 0;
}

.course-cta-panel p {
  color: var(--text-secondary);
}

/* Más vida en tarjetas existentes */
.service-card,
.course-card,
.process-card,
.benefit-card {
  transform-style: preserve-3d;
}

.service-card:hover .service-icon,
.benefit-card:hover .benefit-icon {
  transform: translateZ(18px) rotate(-3deg) scale(1.04);
}

.service-icon,
.benefit-icon {
  transition: transform 0.25s ease;
}

/* Responsive next level */
@media (max-width: 980px) {
  .hero-live-lab,
  .lab-shell,
  .roi-grid {
    grid-template-columns: 1fr;
  }

  .live-lab-card-main,
  .live-lab-metric {
    min-height: auto;
  }

  .workflow {
    grid-template-columns: 1fr;
  }

  .workflow-line {
    width: 2px;
    height: 24px;
    margin: 0 auto;
    background: linear-gradient(180deg, transparent, var(--accent-cyan), transparent);
  }

  .workflow-line::after {
    right: auto;
    left: 50%;
    top: auto;
    bottom: -3px;
    transform: translateX(-50%) rotate(135deg);
  }

  .learning-path {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero-live-lab {
    margin-top: 2rem;
  }

  .lab-shell,
  .roi-grid {
    padding: 1.25rem;
  }

  .lab-board,
  .roi-calculator {
    padding: 1.1rem;
  }

  .lab-board-header {
    flex-direction: column;
  }

  .roi-output {
    grid-template-columns: 1fr;
  }

  .course-cta-panel {
    flex-direction: column;
    align-items: flex-start;
  }

  .course-cta-panel .btn {
    width: 100%;
  }
}

/* Accesibilidad: reduce animaciones si el usuario lo pide */
@media (prefers-reduced-motion: reduce) {
  .live-lab-terminal p,
  .chatbot-fab-pulse,
  .aurora-blob,
  .stars span {
    animation: none !important;
  }
}


/* =========================================================
   UPGRADE · Cursos personalizados y bot de presupuesto
   ========================================================= */
.course-promise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin: -1rem 0 3rem;
}

.course-promise-card {
  background: linear-gradient(135deg, rgba(255, 61, 127, 0.08), rgba(0, 224, 255, 0.05));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.3rem;
  backdrop-filter: blur(10px);
}

.course-promise-card span {
  font-family: var(--font-mono);
  color: var(--accent-hot);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
}

.course-promise-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin: 0.35rem 0;
}

.course-promise-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.55;
}

.courses-grid-upgraded .course-card p { flex-grow: 0; }
.course-meta-upgraded { margin-top: auto; }
.course-meta-upgraded li {
  position: relative;
  padding-left: 1.35rem;
}
.course-meta-upgraded li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-weight: 700;
}

.course-bonus {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(0, 224, 255, 0.06);
  border: 1px solid rgba(0, 224, 255, 0.16);
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.55;
}
.course-bonus strong { color: var(--text-primary); }
.course-bonus-hot {
  background: rgba(255, 61, 127, 0.08);
  border-color: rgba(255, 61, 127, 0.22);
}

.payment-methods-text { gap: 0.4rem; }
.pay-pill {
  font-size: 0.72rem;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  background: rgba(255,255,255,0.04);
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
}

.learning-path-upgraded { margin-bottom: 2rem; }
.course-platform-panel {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1.5rem;
  align-items: stretch;
  background: linear-gradient(135deg, rgba(0, 102, 255, 0.12), rgba(255, 61, 127, 0.08));
  border: 1px solid rgba(0, 224, 255, 0.22);
  border-radius: var(--radius-xl);
  padding: 2rem;
  margin: 2rem 0;
  box-shadow: var(--shadow-glow);
}

.platform-kicker {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--accent-cyan);
  text-transform: uppercase;
}

.platform-copy h3 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.1;
  margin: 0.65rem 0 1rem;
}
.platform-copy p { color: var(--text-secondary); line-height: 1.7; }
.platform-list { display: grid; gap: 0.8rem; }
.platform-list div {
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(5, 7, 15, 0.45);
  border: 1px solid var(--border-subtle);
}
.platform-list strong { display: block; margin-bottom: 0.2rem; }
.platform-list span { color: var(--text-secondary); font-size: 0.9rem; }

.pricing-plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.pricing-mini-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  backdrop-filter: blur(10px);
  transition: all 0.25s ease;
}

.pricing-mini-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 224, 255, 0.28);
}

.pricing-mini-card-hot {
  border-color: rgba(255, 61, 127, 0.28);
  background: linear-gradient(180deg, rgba(255, 61, 127, 0.08), rgba(13, 22, 40, 0.6));
}

.pricing-mini-tag {
  display: inline-flex;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-cyan);
  padding: 0.25rem 0.65rem;
  border: 1px solid rgba(0, 224, 255, 0.22);
  border-radius: 999px;
  margin-bottom: 1rem;
}

.pricing-mini-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}
.pricing-mini-card p { color: var(--text-secondary); min-height: 3.3rem; }
.pricing-mini-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--text-primary);
  margin-top: 1rem;
}
.pricing-mini-card small { color: var(--accent-cyan); }
.pricing-note {
  margin-top: 1rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.chat-budget-result {
  min-width: 250px;
}
.chat-budget-kicker {
  display: inline-block;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}
.chat-budget-result h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}
.chat-budget-numbers {
  display: grid;
  gap: 0.55rem;
  margin: 0.8rem 0;
}
.chat-budget-numbers div {
  background: rgba(0, 224, 255, 0.07);
  border: 1px solid rgba(0, 224, 255, 0.16);
  border-radius: 12px;
  padding: 0.7rem;
}
.chat-budget-numbers span {
  display: block;
  color: var(--text-muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.chat-budget-numbers strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--text-primary);
}
.chat-budget-small {
  color: var(--text-muted);
  font-size: 0.78rem;
}

@media (max-width: 760px) {
  .course-platform-panel { grid-template-columns: 1fr; padding: 1.5rem; }
  .pricing-mini-card p { min-height: auto; }
}

/* =========================================================
   UPGRADE · MotexBot presupuesto inteligente fullscreen
   ========================================================= */
.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

body.chatbot-modal-open {
  overflow: hidden;
}

.chatbot.fullscreen {
  position: fixed;
  inset: 0;
  right: auto;
  bottom: auto;
  z-index: 20000;
  pointer-events: none;
}

.chatbot.fullscreen::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 15% 20%, rgba(0, 102, 255, 0.20), transparent 32%),
    radial-gradient(circle at 85% 75%, rgba(0, 224, 255, 0.16), transparent 34%),
    rgba(3, 5, 12, 0.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
}

.chatbot.fullscreen.open::before {
  opacity: 1;
  pointer-events: auto;
}

.chatbot.fullscreen .chatbot-fab {
  display: none;
}

.chatbot.fullscreen .chatbot-panel {
  position: fixed;
  top: 50%;
  left: 50%;
  right: auto;
  bottom: auto;
  width: min(1120px, calc(100vw - 2rem));
  height: min(780px, calc(100vh - 2rem));
  max-width: none;
  max-height: none;
  border-radius: 28px;
  transform: translate(-50%, -48%) scale(0.98);
  opacity: 0;
  pointer-events: none;
  border: 1px solid rgba(0, 224, 255, 0.24);
  box-shadow:
    0 30px 120px rgba(0, 0, 0, 0.72),
    0 0 90px rgba(0, 102, 255, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.chatbot.fullscreen.open .chatbot-panel {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -50%) scale(1);
}

.chatbot.fullscreen .chatbot-header {
  padding: 1.25rem 1.5rem;
  background:
    linear-gradient(135deg, rgba(0, 224, 255, 0.11), rgba(107, 63, 255, 0.08)),
    rgba(13, 22, 40, 0.98);
}

.chatbot.fullscreen .chatbot-avatar {
  width: 48px;
  height: 48px;
}

.chatbot.fullscreen .chatbot-header-text h4 {
  font-size: 1.05rem;
}

.chatbot.fullscreen .chatbot-status {
  font-size: 0.78rem;
}

.chatbot.fullscreen .chatbot-messages {
  padding: 1.45rem 1.65rem;
  gap: 0.9rem;
  background:
    linear-gradient(rgba(0, 224, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 224, 255, 0.025) 1px, transparent 1px);
  background-size: 44px 44px;
}

.chatbot.fullscreen .chat-msg {
  max-width: min(760px, 82%);
  font-size: 0.96rem;
  padding: 0.9rem 1.05rem;
}

.chatbot.fullscreen .chat-msg-bot {
  background: rgba(13, 22, 40, 0.74);
}

.chatbot.fullscreen .chatbot-quick-replies {
  padding: 0 1.65rem 0.85rem;
  max-height: 150px;
}

.chatbot.fullscreen .quick-reply {
  padding: 0.62rem 1rem;
  font-size: 0.84rem;
  background: rgba(0, 224, 255, 0.10);
}

.chatbot.fullscreen .chatbot-input {
  padding: 1rem 1.45rem;
}

.chatbot.fullscreen .chatbot-input input {
  padding: 0.82rem 1.1rem;
  font-size: 0.96rem;
}

.bot-welcome-card,
.quote-result-card {
  width: 100%;
}

.bot-welcome-card h4,
.quote-result-card h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0.3rem 0 0.45rem;
  letter-spacing: -0.02em;
}

.bot-welcome-card p,
.quote-result-card p {
  margin: 0;
  color: var(--text-secondary);
}

.quote-progress {
  width: 100%;
  height: 7px;
  background: rgba(168, 184, 207, 0.10);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 0.8rem;
  border: 1px solid rgba(168, 184, 207, 0.08);
}

.quote-progress span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue), var(--accent-purple));
  border-radius: inherit;
  box-shadow: 0 0 18px rgba(0, 224, 255, 0.45);
  transition: width 0.3s ease;
}

.quote-result-card {
  border-color: rgba(0, 224, 255, 0.28);
  background:
    radial-gradient(circle at 20% 0%, rgba(0, 224, 255, 0.14), transparent 44%),
    rgba(5, 7, 15, 0.5);
}

.quote-includes {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem 0.8rem;
  margin-top: 0.95rem;
  color: var(--text-secondary);
  font-size: 0.86rem;
}

.quote-includes li::before {
  content: '✓';
  color: var(--accent-cyan);
  margin-right: 0.4rem;
}

@media (max-width: 720px) {
  .chatbot.fullscreen .chatbot-panel {
    width: 100vw;
    height: 100vh;
    border-radius: 0;
  }

  .chatbot.fullscreen .chat-msg {
    max-width: 92%;
  }

  .quote-includes {
    grid-template-columns: 1fr;
  }
}


/* =========================================================
   MOTEX · Multipágina SEO
   ========================================================= */

.multipage .nav-links a.active,
.multipage .mobile-menu a.active {
  color: var(--accent-cyan);
}

.nav-cta,
.mobile-cta-button,
.footer-link-button {
  font-family: inherit;
  cursor: pointer;
}

.mobile-cta-button {
  border: none;
  color: white;
  font-size: 1.05rem;
}

.footer-link-button {
  display: block;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  padding: 0;
  transition: color 0.2s ease;
}

.footer-link-button:hover { color: var(--accent-cyan); }

.multipage-hero {
  min-height: 92vh;
}

.hero-stack-logos a {
  text-decoration: none;
}

.page-main {
  padding-top: 84px;
}

.page-hero {
  position: relative;
  overflow: hidden;
  padding: 7rem 0 5rem;
  isolation: isolate;
  border-bottom: 1px solid var(--border-subtle);
}

.page-hero .aurora {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 2.25rem;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.breadcrumb a {
  color: var(--accent-cyan);
  text-decoration: none;
}

.breadcrumb strong {
  color: var(--text-secondary);
  font-weight: 500;
}

.page-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(280px, 0.82fr);
  gap: 3rem;
  align-items: center;
}

.hero-ctas-left {
  justify-content: flex-start;
  margin-top: 2rem;
}

.page-visual-card,
.automation-terminal,
.google-preview-card,
.route-card {
  background: linear-gradient(180deg, rgba(13, 22, 40, 0.82), rgba(5, 7, 15, 0.86));
  border: 1px solid rgba(0, 224, 255, 0.18);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-glow);
  backdrop-filter: blur(14px);
  position: relative;
  overflow: hidden;
}

.page-visual-card::before,
.automation-terminal::before,
.google-preview-card::before,
.route-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  background: radial-gradient(circle at 20% 0%, rgba(0, 224, 255, 0.16), transparent 38%),
              radial-gradient(circle at 90% 20%, rgba(255, 61, 127, 0.14), transparent 35%);
  pointer-events: none;
}

.page-visual-card span,
.page-visual-card strong,
.page-visual-card p,
.automation-terminal div,
.google-preview-card > *,
.route-card > * {
  position: relative;
  z-index: 1;
}

.page-visual-card span {
  display: block;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.85rem;
}

.page-visual-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3vw, 2.4rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.page-visual-card p {
  color: var(--text-secondary);
}

.page-visual-card-hot {
  border-color: rgba(255, 61, 127, 0.25);
  box-shadow: 0 0 60px rgba(255, 61, 127, 0.18);
}

.route-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}

.route-card {
  display: block;
  text-decoration: none;
  color: var(--text-primary);
  transition: transform 0.25s ease, border-color 0.25s ease;
  min-height: 260px;
}

.route-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent-cyan);
}

.route-kicker {
  display: inline-flex;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  margin-bottom: 1.5rem;
}

.route-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.route-card p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.route-link {
  color: var(--accent-cyan);
  font-weight: 600;
}

.search-preview-section {
  background: linear-gradient(180deg, rgba(13,22,40,0.25), transparent);
}

.google-preview-card {
  max-width: 760px;
  margin: 0 auto;
  border-color: rgba(255,255,255,0.1);
}

.preview-domain {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
}

.google-preview-card h3 {
  color: #8ab4f8;
  font-family: var(--font-body);
  font-size: 1.45rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
}

.google-preview-card p {
  color: var(--text-secondary);
  margin-bottom: 1.35rem;
}

.preview-sitelinks {
  display: grid;
  grid-template-columns: repeat(2, minmax(160px, 1fr));
  gap: 0.9rem 2rem;
  max-width: 620px;
}

.preview-sitelinks a {
  color: #8ab4f8;
  text-decoration: none;
  font-size: 1.02rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.75rem;
}

.automation-terminal {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
}

.automation-terminal div {
  padding: 0.9rem 1rem;
  background: rgba(168,184,207,0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.terminal-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--accent-cyan);
  border-radius: 999px;
  margin-right: 0.65rem;
  box-shadow: 0 0 14px var(--accent-cyan);
}

.contact-page-form {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2rem;
  backdrop-filter: blur(14px);
}

.form-note {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 1rem;
}

.form-note a {
  color: var(--accent-cyan);
}

.chatbot.fullscreen {
  inset: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

.chatbot.fullscreen .chatbot-fab {
  display: none;
}

.chatbot.fullscreen .chatbot-panel {
  position: fixed;
  inset: 4vh 5vw;
  width: auto;
  height: auto;
  max-width: none;
  max-height: none;
  opacity: 1;
  transform: none;
  pointer-events: auto;
  border-radius: 28px;
}

.chatbot.fullscreen::before {
  content: '';
  position: fixed;
  inset: 0;
  background: rgba(3, 5, 11, 0.72);
  backdrop-filter: blur(12px);
  pointer-events: auto;
}

.chat-budget-result {
  display: grid;
  gap: 0.9rem;
}

.chat-budget-result h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.chat-budget-kicker {
  display: inline-flex;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.chat-budget-numbers {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.chat-budget-numbers div {
  padding: 0.85rem;
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  background: rgba(168,184,207,0.05);
}

.chat-budget-numbers span {
  display: block;
  color: var(--text-muted);
  font-size: 0.72rem;
  margin-bottom: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.chat-budget-numbers strong {
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.chat-budget-result ul {
  margin-left: 1.15rem;
  color: var(--text-secondary);
}

.chat-budget-result li {
  margin-bottom: 0.25rem;
}

@media (max-width: 900px) {
  .page-hero-grid,
  .route-grid {
    grid-template-columns: 1fr;
  }

  .hero-ctas-left {
    justify-content: center;
  }

  .page-hero {
    padding: 5rem 0 3.5rem;
  }
}

@media (max-width: 640px) {
  .page-main {
    padding-top: 72px;
  }

  .preview-sitelinks,
  .chat-budget-numbers {
    grid-template-columns: 1fr;
  }

  .chatbot.fullscreen .chatbot-panel {
    inset: 0;
    border-radius: 0;
  }
}


/* =========================================================
   FIX · MotexBot fullscreen estable + páginas completas
   ========================================================= */
body.chatbot-modal-open { overflow: hidden !important; }
.chatbot.fullscreen.open {
  position: fixed !important; inset: 0 !important; width: 100vw !important; height: 100vh !important;
  right: auto !important; bottom: auto !important; z-index: 99999 !important;
  display: flex !important; align-items: center !important; justify-content: center !important;
  padding: 1.25rem !important; pointer-events: auto !important;
}
.chatbot.fullscreen.open::before {
  content: '' !important; position: fixed !important; inset: 0 !important;
  background: radial-gradient(circle at 18% 18%, rgba(0,102,255,.23), transparent 34%), radial-gradient(circle at 82% 82%, rgba(0,224,255,.16), transparent 35%), rgba(3,5,12,.82) !important;
  backdrop-filter: blur(18px) !important; -webkit-backdrop-filter: blur(18px) !important; pointer-events: auto !important;
}
.chatbot.fullscreen.open .chatbot-fab { display: none !important; }
.chatbot.fullscreen.open .chatbot-panel {
  position: relative !important; inset: auto !important; top: auto !important; left: auto !important; right: auto !important; bottom: auto !important;
  width: min(1120px, calc(100vw - 2.5rem)) !important; height: min(780px, calc(100vh - 2.5rem)) !important;
  max-width: none !important; max-height: none !important; opacity: 1 !important; transform: none !important;
  pointer-events: auto !important; display: flex !important; border-radius: 28px !important; overflow: hidden !important;
  box-shadow: 0 30px 120px rgba(0,0,0,.72), 0 0 90px rgba(0,102,255,.22) !important;
}
.chatbot.fullscreen.open .chatbot-messages { min-height: 0 !important; }
.chatbot.fullscreen.open .chatbot-close { display: inline-flex !important; z-index: 5 !important; }
@media (max-width:700px){.chatbot.fullscreen.open{padding:0!important}.chatbot.fullscreen.open .chatbot-panel{width:100vw!important;height:100vh!important;border-radius:0!important}}

.motex-complete-block { position: relative; }
.detail-grid, .integration-grid, .roadmap { display: grid; gap: 1rem; }
.detail-grid { grid-template-columns: repeat(3, 1fr); }
.detail-card, .roadmap-item {
  background: rgba(13,22,40,.68); border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); padding: 1.55rem; backdrop-filter: blur(12px); color: inherit; text-decoration: none;
}
.detail-card h3, .roadmap-item h3 { font-family: var(--font-display); font-size: 1.2rem; margin-bottom: .55rem; }
.detail-card p, .roadmap-item p { color: var(--text-secondary); }
.detail-card-button { text-align:left; font:inherit; cursor:pointer; }
.detail-card:hover, .roadmap-item:hover { border-color: rgba(0,224,255,.28); transform: translateY(-3px); transition: all .25s ease; }
.integration-grid { grid-template-columns: repeat(6, 1fr); }
.integration-grid span { padding: .85rem; border: 1px solid var(--border-subtle); border-radius: 999px; text-align: center; color: var(--text-secondary); background: rgba(168,184,207,.04); }
.center-note { text-align: center; margin-top: 1.5rem; }
.roadmap { grid-template-columns: repeat(4, 1fr); }
.roadmap-item span { font-family: var(--font-impact); color: transparent; -webkit-text-stroke: 1px var(--accent-cyan); font-size: 2.2rem; }
.service-card ul { color: var(--text-secondary); margin: 1rem 0 0 1.1rem; }
.service-card li { margin-bottom: .3rem; }
@media (max-width: 980px){.detail-grid,.roadmap{grid-template-columns:1fr}.integration-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width: 640px){.integration-grid{grid-template-columns:1fr}}

/* =========================================================
   Servicios desplegables con ejemplos reales
   ========================================================= */
.services-grid-expanded {
  align-items: start;
}

.service-expand-card {
  padding: 0;
}

.service-expand-card summary {
  list-style: none;
  cursor: pointer;
  padding: 2rem;
  min-height: 100%;
  outline: none;
}

.service-expand-card summary::-webkit-details-marker {
  display: none;
}

.service-expand-card h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: .65rem;
  letter-spacing: -0.02em;
}

.service-summary-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.service-open-indicator {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .38rem .75rem;
  border: 1px solid rgba(0, 224, 255, .25);
  border-radius: 999px;
  color: var(--accent-cyan);
  background: rgba(0, 224, 255, .06);
  font-family: var(--font-mono);
  font-size: .7rem;
  white-space: nowrap;
  transition: all .25s ease;
}

.service-open-indicator::after {
  content: '+';
  font-size: .9rem;
  line-height: 1;
}

.service-expand-card[open] .service-open-indicator {
  background: rgba(0, 102, 255, .22);
  border-color: rgba(0, 224, 255, .48);
  color: var(--text-primary);
}

.service-expand-card[open] .service-open-indicator::after {
  content: '−';
}

.service-expanded-content {
  border-top: 1px solid var(--border-subtle);
  padding: 1.5rem 2rem 2rem;
  background:
    radial-gradient(circle at 0% 0%, rgba(0, 224, 255, .08), transparent 36%),
    rgba(5, 7, 15, .28);
  animation: serviceExpandIn .28s ease both;
}

@keyframes serviceExpandIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.service-expanded-content h3 {
  font-family: var(--font-display);
  font-size: 1.08rem;
  margin-bottom: .65rem;
  color: var(--text-primary);
}

.service-expanded-content p,
.service-expanded-content li {
  color: var(--text-secondary);
  font-size: .93rem;
  line-height: 1.65;
}

.automation-example {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .45rem;
  margin: 1rem 0;
  padding: .9rem;
  border: 1px solid rgba(0, 224, 255, .18);
  border-radius: var(--radius-md);
  background: rgba(0, 224, 255, .045);
}

.automation-example span {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: .74rem;
}

.automation-example span:nth-child(even) {
  color: var(--accent-cyan);
}

.service-more-note {
  margin-top: 1rem;
  padding: .85rem 1rem;
  border-left: 3px solid var(--accent-cyan);
  background: rgba(0, 224, 255, .06);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.service-bottom-note {
  max-width: 860px;
  margin: 2rem auto 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.7;
}

@media (max-width: 640px) {
  .service-expand-card summary,
  .service-expanded-content {
    padding: 1.35rem;
  }
  .service-summary-top {
    flex-direction: column;
  }
  .service-open-indicator {
    align-self: flex-start;
  }
}


/* =========================================================
   FIX FINAL · Servicios desplegables y cursos visibles
   ========================================================= */
.service-click-hint {
  max-width: 860px;
  margin: -1rem auto 2rem;
  text-align: center;
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.7;
}

.service-expand-card {
  overflow: hidden;
  cursor: pointer;
}

.service-expand-card summary {
  position: relative;
}

.service-expand-card summary::before {
  content: "Haz clic para ver el ejemplo completo";
  display: inline-flex;
  margin-bottom: 1rem;
  padding: .42rem .82rem;
  border-radius: 999px;
  border: 1px solid rgba(0,224,255,.22);
  background: rgba(0,224,255,.07);
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
}

.service-open-indicator {
  display: inline-flex !important;
  visibility: visible !important;
  opacity: 1 !important;
}

.service-expand-card[open] {
  border-color: rgba(0,224,255,.42);
  box-shadow: 0 0 45px rgba(0,102,255,.16);
}

.service-expand-card[open] summary::before {
  content: "Ejemplo abierto";
  background: rgba(0,102,255,.2);
  color: var(--text-primary);
}

.service-expanded-content {
  display: block;
}

.service-expanded-content ul {
  margin: .9rem 0 0;
  padding-left: 1.1rem;
}

.service-expanded-content li {
  margin-bottom: .45rem;
}

.service-courses-block {
  background:
    radial-gradient(circle at 20% 30%, rgba(255,61,127,.08), transparent 42%),
    radial-gradient(circle at 80% 70%, rgba(0,224,255,.08), transparent 48%),
    var(--bg-primary);
}

.service-course-grid .course-card {
  min-height: 100%;
}

.service-course-grid .course-card h3 {
  font-size: 1.35rem;
}

.service-course-note {
  max-width: 920px;
  margin: 2rem auto 0;
  padding: 1.4rem 1.6rem;
  border: 1px solid rgba(0,224,255,.22);
  border-radius: var(--radius-lg);
  background: rgba(0,224,255,.06);
  color: var(--text-secondary);
  line-height: 1.7;
  text-align: center;
}

.service-course-note strong {
  color: var(--text-primary);
}

@media (max-width: 720px) {
  .service-expand-card summary::before {
    font-size: .68rem;
  }
}


/* =========================================================
   CORRECCIÓN FINAL · Cursos visibles, navegación prioritaria y desplegables
   ========================================================= */
/* Anula reglas antiguas que escondían secciones completas en páginas internas */
body.page-cursos .hero,
body.page-cursos main > .section,
body.page-nosotros .hero,
body.page-nosotros main > .section {
  display: block !important;
}

/* La marca ya no muestra el bloque "apartados principales" en la home */
.hero-stack { display: none !important; }

.route-card-featured {
  border-color: rgba(255, 61, 127, 0.38) !important;
  background: linear-gradient(180deg, rgba(255,61,127,.10), rgba(13,22,40,.72)) !important;
  box-shadow: 0 0 55px rgba(255,61,127,.14);
}
.route-card-featured .route-kicker,
.route-card-featured .route-link { color: var(--accent-hot); }

.services-interactive {
  padding-top: 7rem;
}
.service-expand-card summary {
  display: block;
}
.service-expand-card summary::before {
  content: "Haz clic para abrir/cerrar el ejemplo";
  display: inline-flex;
  margin-bottom: 1rem;
  padding: .42rem .82rem;
  border-radius: 999px;
  border: 1px solid rgba(0,224,255,.22);
  background: rgba(0,224,255,.07);
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
}
.service-expand-card[open] summary::before {
  content: "Ejemplo abierto · pulsa para cerrar";
  background: rgba(0,102,255,.2);
  color: var(--text-primary);
}
.service-expand-card:not([open]) .service-expanded-content {
  display: none !important;
}
.service-expand-card[open] .service-expanded-content {
  display: block !important;
}
.service-open-indicator {
  display: inline-flex !important;
  visibility: visible !important;
  opacity: 1 !important;
}
.service-courses-block {
  position: relative;
  border-top: 1px solid rgba(255,61,127,.16);
  border-bottom: 1px solid rgba(0,224,255,.12);
}
.service-courses-block .section-title {
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}
.courses-main-programs {
  scroll-margin-top: 110px;
  display: block !important;
}
#programa-pymes,
#programa-premium,
#programa-empresas {
  scroll-margin-top: 120px;
}
.course-card:target {
  border-color: rgba(0,224,255,.55) !important;
  box-shadow: 0 0 65px rgba(0,224,255,.20) !important;
}

/* =========================================================
   UPGRADE · Cursos prioritarios, pago y promoción de lanzamiento
   ========================================================= */
.home-course-banner {
  padding-top: 4.5rem;
  padding-bottom: 4.5rem;
  background:
    radial-gradient(circle at 18% 0%, rgba(255, 61, 127, 0.14), transparent 34%),
    radial-gradient(circle at 82% 20%, rgba(0, 224, 255, 0.13), transparent 36%);
}
.course-banner-shell {
  display: grid;
  grid-template-columns: 0.9fr 1.25fr;
  gap: 2rem;
  align-items: stretch;
  border: 1px solid rgba(0, 224, 255, 0.18);
  border-radius: 32px;
  background: linear-gradient(135deg, rgba(9, 18, 35, 0.96), rgba(18, 11, 35, 0.88));
  box-shadow: 0 30px 120px rgba(0, 102, 255, 0.16);
  padding: clamp(1.4rem, 3vw, 2.4rem);
  overflow: hidden;
  position: relative;
}
.course-banner-shell::before {
  content: "";
  position: absolute;
  inset: -1px;
  background: linear-gradient(90deg, rgba(0,224,255,.16), transparent, rgba(255,61,127,.18));
  opacity: .55;
  pointer-events: none;
}
.course-banner-copy,
.course-banner-cards { position: relative; z-index: 1; }
.course-banner-copy h2 {
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1.02;
  margin: 1rem 0;
  color: var(--text-primary);
}
.course-banner-copy p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
}
.course-banner-promo-pill {
  margin-top: 1.3rem;
  display: inline-flex;
  padding: .9rem 1.05rem;
  border-radius: 18px;
  border: 1px solid rgba(255, 61, 127, 0.35);
  background: rgba(255, 61, 127, 0.1);
  color: var(--text-primary);
  line-height: 1.55;
}
.course-banner-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
.course-banner-cards article {
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.3rem;
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(6, 14, 28, 0.76);
}
.course-banner-cards article.featured {
  border-color: rgba(0,224,255,.38);
  background: linear-gradient(180deg, rgba(0,224,255,.1), rgba(6,14,28,.76));
  box-shadow: 0 0 50px rgba(0,224,255,.14);
}
.course-banner-cards span {
  font-family: var(--font-mono);
  color: var(--accent-cyan);
  font-size: .75rem;
}
.course-banner-cards strong {
  color: var(--text-primary);
  font-size: 1.1rem;
  line-height: 1.35;
  display: block;
  margin-top: .75rem;
}
.course-banner-cards p {
  color: var(--text-secondary);
  font-size: .92rem;
}
.course-banner-cards button,
.course-banner-cards a {
  border: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: .7rem 1rem;
  border-radius: 999px;
  background: var(--gradient-primary);
  color: #fff;
  font-weight: 800;
  cursor: pointer;
  text-decoration: none;
}

.course-program-card .course-program {
  display: none;
  margin: 1rem 0 1.2rem;
  padding: 1rem;
  border-radius: 18px;
  border: 1px solid rgba(0,224,255,.18);
  background: rgba(0,224,255,.055);
}
.course-program-card.program-open .course-program {
  display: block;
}
.course-program h3 {
  margin: 0 0 .75rem;
  color: var(--accent-cyan);
  font-size: 1rem;
}
.course-program ol {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.65;
}
.course-program p {
  margin: .9rem 0 0;
  color: var(--text-primary);
  font-size: .95rem;
}
.course-actions {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: .75rem;
  margin-top: .9rem;
}
.btn-course-program {
  min-height: 48px;
  border-radius: 999px;
  border: 1px solid rgba(0,224,255,.35);
  background: rgba(0,224,255,.08);
  color: var(--accent-cyan);
  font-weight: 800;
  cursor: pointer;
}
.btn-course-program:hover {
  background: rgba(0,224,255,.14);
}
.course-program-card.program-open .btn-course-program {
  color: var(--text-primary);
  border-color: rgba(255,255,255,.22);
  background: rgba(255,255,255,.08);
}

.payment-modal,
.promo-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.payment-modal.open,
.promo-modal.open { display: flex; }
.payment-backdrop,
.promo-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 4, 12, 0.78);
  backdrop-filter: blur(18px);
}
.payment-dialog,
.promo-dialog {
  position: relative;
  width: min(760px, 100%);
  max-height: min(90vh, 820px);
  overflow: auto;
  border-radius: 28px;
  border: 1px solid rgba(0,224,255,.24);
  background: linear-gradient(145deg, rgba(10, 20, 39, .98), rgba(18, 13, 38, .98));
  box-shadow: 0 40px 160px rgba(0, 102, 255, .28);
  padding: clamp(1.35rem, 3vw, 2.2rem);
}
.payment-close,
.promo-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  color: var(--text-primary);
  font-size: 1.4rem;
  cursor: pointer;
}
.payment-kicker,
.promo-kicker {
  display: inline-flex;
  padding: .45rem .8rem;
  border-radius: 999px;
  border: 1px solid rgba(0,224,255,.25);
  color: var(--accent-cyan);
  background: rgba(0,224,255,.08);
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.payment-dialog h2,
.promo-dialog h2 {
  margin: 1rem 2.2rem .6rem 0;
  color: var(--text-primary);
  font-size: clamp(1.7rem, 4vw, 2.7rem);
  line-height: 1.05;
}
.payment-subtitle,
.promo-dialog p {
  color: var(--text-secondary);
  line-height: 1.7;
}
.payment-summary {
  display: grid;
  grid-template-columns: 1.3fr .8fr .7fr;
  gap: .8rem;
  margin: 1.3rem 0;
}
.payment-summary div {
  padding: .95rem;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 18px;
  background: rgba(255,255,255,.045);
}
.payment-summary span {
  display: block;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.payment-summary strong {
  display: block;
  margin-top: .3rem;
  color: var(--text-primary);
}
.payment-methods {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: .7rem;
  margin: 1.2rem 0;
}
.payment-methods button {
  min-height: 52px;
  border-radius: 16px;
  border: 1px solid rgba(0,224,255,.20);
  background: rgba(4, 11, 24, .72);
  color: var(--text-primary);
  font-weight: 800;
  cursor: pointer;
}
.payment-methods button.active,
.payment-methods button:hover {
  border-color: rgba(0,224,255,.65);
  background: rgba(0,224,255,.12);
  box-shadow: 0 0 28px rgba(0,224,255,.12);
}
.payment-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .85rem;
  margin-top: 1rem;
}
.payment-form label {
  color: var(--text-secondary);
  font-size: .9rem;
}
.payment-form input {
  width: 100%;
  margin-top: .35rem;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 14px;
  background: rgba(255,255,255,.055);
  color: var(--text-primary);
  padding: .85rem .95rem;
  outline: none;
}
.payment-form input:focus {
  border-color: rgba(0,224,255,.65);
}
.payment-submit {
  grid-column: 1 / -1;
  width: 100%;
  border: none;
  cursor: pointer;
}
.payment-note,
.payment-alt,
.promo-small {
  margin-top: 1rem;
  color: var(--text-muted);
  font-size: .9rem;
}
.payment-alt a,
.promo-dialog a { color: var(--accent-cyan); }

.promo-dialog {
  width: min(680px, 100%);
  border-color: rgba(255,61,127,.38);
  background:
    radial-gradient(circle at 20% 0%, rgba(255,61,127,.22), transparent 36%),
    linear-gradient(145deg, rgba(10, 20, 39, .98), rgba(28, 12, 36, .98));
}
.promo-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .65rem;
  margin: 1rem 0 1.2rem;
}
.promo-steps span {
  padding: .75rem;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.1);
  background: rgba(255,255,255,.055);
  color: var(--text-primary);
  font-weight: 700;
  text-align: center;
}
.promo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
}
.promo-actions .btn {
  text-decoration: none;
}
body.modal-locked { overflow: hidden; }

.stack-logo-hot { border-color: rgba(255,61,127,.35) !important; }

@media (max-width: 980px) {
  .course-banner-shell,
  .course-banner-cards,
  .payment-summary,
  .payment-methods,
  .payment-form,
  .promo-steps {
    grid-template-columns: 1fr;
  }
  .course-actions { grid-template-columns: 1fr; }
}