/* ===========================================
   PRÁCTICA VIRTUAL - DISEÑO ULTRA PREMIUM
   =========================================== */

/* ============================================
   HERO SECTION
   ============================================ */
.practica-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 0 80px;
}

.practica-hero .hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.practica-hero .hero-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0a0a1a 0%, #1a1a2e 40%, #16213e 100%);
}

.practica-hero .hero-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(102, 126, 234, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(102, 126, 234, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

.practica-hero .hero-particles {
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(2px 2px at 10% 20%, rgba(255,255,255,0.3), transparent),
    radial-gradient(2px 2px at 30% 70%, rgba(255,255,255,0.2), transparent),
    radial-gradient(1px 1px at 50% 30%, rgba(255,255,255,0.3), transparent),
    radial-gradient(2px 2px at 70% 60%, rgba(255,255,255,0.2), transparent),
    radial-gradient(1px 1px at 90% 40%, rgba(255,255,255,0.25), transparent);
  animation: particleFloat 25s linear infinite;
}

@keyframes particleFloat {
  0% { transform: translateY(0); }
  100% { transform: translateY(-100px); }
}

.practica-hero .hero-orbs {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.practica-hero .orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
}

.practica-hero .orb-1 {
  width: 500px;
  height: 500px;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.3), rgba(118, 75, 162, 0.2));
  top: -150px;
  right: -100px;
  animation: orbFloat1 10s ease-in-out infinite;
}

.practica-hero .orb-2 {
  width: 400px;
  height: 400px;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.2), rgba(6, 182, 212, 0.15));
  bottom: -100px;
  left: 5%;
  animation: orbFloat2 12s ease-in-out infinite;
}

.practica-hero .orb-3 {
  width: 300px;
  height: 300px;
  background: linear-gradient(135deg, rgba(244, 114, 182, 0.2), rgba(251, 146, 60, 0.15));
  top: 50%;
  left: 40%;
  animation: orbFloat3 8s ease-in-out infinite;
}

@keyframes orbFloat1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-40px, 40px) scale(1.1); }
}

@keyframes orbFloat2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(50px, -30px) scale(0.9); }
}

@keyframes orbFloat3 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-30px, 30px); }
}

/* Hero Container */
.hero-container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

/* Hero Badges */
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.hero-badge svg {
  width: 16px;
  height: 16px;
}

.badge-tour {
  background: rgba(102, 126, 234, 0.15);
  border: 1px solid rgba(102, 126, 234, 0.3);
  color: #a78bfa;
}

.badge-stations {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #4ade80;
}

/* Hero Title */
.hero-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.title-gradient {
  display: block;
  background: linear-gradient(135deg, #667eea 0%, #a78bfa 40%, #f472b6 80%, #10b981 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 300% 100%;
  animation: gradientShift 6s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* Hero Description */
.hero-description {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.8;
  margin-bottom: 32px;
}

/* Hero Features */
.hero-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 36px;
}

.hero-feature {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  transition: all 0.3s ease;
}

.hero-feature:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(102, 126, 234, 0.3);
  transform: translateY(-2px);
}

.feature-icon {
  font-size: 1.8rem;
}

.feature-text strong {
  display: block;
  font-size: 0.95rem;
  color: #fff;
  font-weight: 700;
  margin-bottom: 2px;
}

.feature-text span {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
}

/* Hero CTA */
.hero-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 32px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 14px;
  color: #fff;
  font-size: 1.05rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 4px 25px rgba(102, 126, 234, 0.4);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 35px rgba(102, 126, 234, 0.5);
  color: #fff;
  text-decoration: none;
}

.hero-cta-btn svg {
  animation: bounceDown 2s ease-in-out infinite;
}

@keyframes bounceDown {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(5px); }
}

/* Hero Visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.visual-map {
  position: relative;
  width: 380px;
  height: 380px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.map-glow {
  position: absolute;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(102, 126, 234, 0.4) 0%, transparent 70%);
  animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.3); }
}

.map-icon {
  font-size: 6rem;
  z-index: 2;
  animation: iconFloat 4s ease-in-out infinite;
}

@keyframes iconFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Map Pins */
.map-pins {
  position: absolute;
  inset: 0;
}

.map-pin {
  position: absolute;
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 0.85rem;
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 3;
}

.map-pin:hover {
  transform: scale(1.2);
  box-shadow: 0 6px 25px rgba(102, 126, 234, 0.6);
}

.pin-pulse {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: rgba(102, 126, 234, 0.3);
  animation: pinPulse 2s ease-out infinite;
}

@keyframes pinPulse {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(2); opacity: 0; }
}

/* Pin Positions (circular) */
.pin-1 { top: 10%; left: 50%; transform: translateX(-50%); }
.pin-2 { top: 20%; right: 15%; }
.pin-3 { top: 45%; right: 5%; }
.pin-4 { bottom: 25%; right: 15%; }
.pin-5 { bottom: 10%; left: 50%; transform: translateX(-50%); }
.pin-6 { bottom: 25%; left: 15%; }
.pin-7 { top: 45%; left: 5%; }
.pin-8 { top: 20%; left: 15%; }

/* Map Route */
.map-route {
  position: absolute;
  inset: 30px;
  border: 2px dashed rgba(102, 126, 234, 0.3);
  border-radius: 50%;
  animation: routeRotate 30s linear infinite;
}

@keyframes routeRotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Floating Cards */
.floating-cards {
  position: absolute;
  inset: -20px;
  pointer-events: none;
}

.float-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #1f2937;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.fc-icon {
  font-size: 1.2rem;
}

.fc-1 {
  top: 10%;
  right: -30px;
  animation: floatCard1 5s ease-in-out infinite;
}

.fc-2 {
  bottom: 20%;
  left: -40px;
  animation: floatCard2 6s ease-in-out infinite;
}

.fc-3 {
  bottom: 5%;
  right: 10%;
  animation: floatCard3 7s ease-in-out infinite;
}

@keyframes floatCard1 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

@keyframes floatCard2 {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(10px) rotate(2deg); }
}

@keyframes floatCard3 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  opacity: 0.6;
  z-index: 10;
}

.mouse {
  width: 26px;
  height: 40px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 15px;
  position: relative;
}

.wheel {
  width: 4px;
  height: 8px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 2px;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
  0%, 100% { opacity: 1; transform: translateX(-50%) translateY(0); }
  50% { opacity: 0.3; transform: translateX(-50%) translateY(12px); }
}

.scroll-indicator span {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 600;
}

/* ============================================
   STATIONS INDEX SECTION
   ============================================ */
.stations-index-section {
  padding: 100px 0;
  background: #fff;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-badge {
  display: inline-block;
  padding: 8px 20px;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  color: #667eea;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  color: #1f2937;
  margin-bottom: 16px;
}

.section-description {
  font-size: 1.1rem;
  color: #64748b;
  max-width: 600px;
  margin: 0 auto;
}

/* Stations Nav Grid */
.stations-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.station-nav-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 20px;
  text-decoration: none;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  transform: translateY(20px);
}

.station-nav-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.station-nav-card:hover {
  background: #fff;
  border-color: rgba(102, 126, 234, 0.3);
  box-shadow: 0 15px 40px rgba(102, 126, 234, 0.12);
  transform: translateY(-5px);
  text-decoration: none;
}

.nav-card-number {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.station-nav-card:hover .nav-card-number {
  transform: scale(1.1) rotate(5deg);
}

.nav-card-content {
  flex: 1;
  min-width: 0;
}

.nav-card-content h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #1f2937;
  margin: 0 0 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-card-location {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: #64748b;
}

.nav-card-location svg {
  width: 14px;
  height: 14px;
  stroke: #667eea;
}

.nav-card-arrow {
  width: 36px;
  height: 36px;
  background: rgba(102, 126, 234, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.nav-card-arrow svg {
  stroke: #667eea;
  transition: transform 0.3s ease;
}

.station-nav-card:hover .nav-card-arrow {
  background: linear-gradient(135deg, #667eea, #764ba2);
}

.station-nav-card:hover .nav-card-arrow svg {
  stroke: #fff;
  transform: translateX(3px);
}

/* ============================================
   STATIONS SECTION
   ============================================ */
.stations-section {
  padding: 60px 0 100px;
  background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
}

.stations-grid {
  display: flex;
  flex-direction: column;
  gap: 60px;
}

/* Station Card */
.station-card {
  background: #fff;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid #e2e8f0;
  scroll-margin-top: 100px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  transform: translateY(40px);
}

.station-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.station-card:hover {
  box-shadow: 0 20px 60px rgba(102, 126, 234, 0.12);
  border-color: rgba(102, 126, 234, 0.2);
}

/* Station Header */
.station-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f97316 100%);
  background-size: 200% 200%;
  animation: gradientHeader 8s ease infinite;
  color: white;
  padding: 28px 36px;
  display: flex;
  align-items: center;
  gap: 20px;
  position: relative;
  overflow: hidden;
}

@keyframes gradientHeader {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.station-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  animation: headerShine 5s ease-in-out infinite;
}

@keyframes headerShine {
  0% { left: -100%; }
  50%, 100% { left: 100%; }
}

.station-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 18px;
  font-size: 1.75rem;
  font-weight: 900;
  flex-shrink: 0;
  border: 2px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  position: relative;
  z-index: 1;
}

.station-title-group h2 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.station-location {
  opacity: 0.9;
  font-size: 0.95rem;
  margin-top: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Station Content */
.station-content {
  padding: 32px;
  background: #fafbfc;
}

/* ============================================
   CAROUSEL - DISEÑO ULTRA PREMIUM
   ============================================ */
.carousel-container {
  position: relative;
  width: 100%;
  max-width: 950px;
  margin: 0 auto 32px;
  border-radius: 20px;
  overflow: hidden;
  background: linear-gradient(135deg, #0a0a1a 0%, #1a1a2e 100%);
  box-shadow: 
    0 30px 60px -15px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.carousel-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  z-index: 20;
}

.carousel {
  position: relative;
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
}

.carousel-slides {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-slide {
  min-width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #0d0d1a 0%, #1a1a2e 100%);
  position: relative;
  overflow: hidden;
}

.carousel-slide::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 50%, rgba(0,0,0,0.3) 100%);
  pointer-events: none;
  z-index: 1;
}

.carousel-slide img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.5s ease, filter 0.3s ease;
  filter: brightness(0.95) contrast(1.05);
}

.carousel-slide:hover img {
  transform: scale(1.02);
  filter: brightness(1) contrast(1.08);
}

.carousel-slide video {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  background: #000;
  border-radius: 8px;
}

/* Carousel Controls */
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.2);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 10;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.carousel-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-50%) scale(1.1);
  border-color: rgba(255, 255, 255, 0.4);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.carousel-btn:active {
  transform: translateY(-50%) scale(0.95);
}

.carousel-btn.prev { left: 20px; }
.carousel-btn.next { right: 20px; }

/* Carousel Indicators */
.carousel-indicators {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
  padding: 10px 20px;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 30px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  border: none;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-dot:hover {
  background: rgba(255, 255, 255, 0.6);
  transform: scale(1.2);
}

.carousel-dot.active {
  background: linear-gradient(135deg, #667eea, #a78bfa);
  width: 28px;
  border-radius: 14px;
  box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
}

/* Carousel Counter */
.carousel-counter {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: white;
  padding: 10px 18px;
  border-radius: 24px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 1px;
  z-index: 10;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.carousel-counter span:first-child {
  color: #a78bfa;
  font-weight: 800;
}

/* ============================================
   ACTION BUTTONS - PREMIUM
   ============================================ */
.station-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.action-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 32px;
  background: transparent;
  border: 2px solid;
  border-radius: 60px;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
}

.action-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: -1;
}

.action-btn:hover::before {
  transform: scaleX(1);
  transform-origin: left;
}

.action-btn:hover {
  color: white !important;
  transform: translateY(-4px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.action-btn .icon {
  font-size: 1.3rem;
  transition: transform 0.3s ease;
}

.action-btn:hover .icon {
  transform: scale(1.2);
}

/* Button Colors */
.action-btn.btn-3d {
  border-color: #3b82f6;
  color: #3b82f6;
}
.action-btn.btn-3d:hover {
  box-shadow: 0 15px 35px rgba(59, 130, 246, 0.35);
}

.action-btn.btn-360 {
  border-color: #10b981;
  color: #10b981;
}
.action-btn.btn-360:hover {
  box-shadow: 0 15px 35px rgba(16, 185, 129, 0.35);
}

.action-btn.btn-pdf {
  border-color: #ef4444;
  color: #ef4444;
}
.action-btn.btn-pdf:hover {
  box-shadow: 0 15px 35px rgba(239, 68, 68, 0.35);
}

.action-btn.disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* ============================================
   CTA SECTION
   ============================================ */
.practica-cta {
  position: relative;
  padding: 100px 0;
  overflow: hidden;
}

.practica-cta .cta-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}

.practica-cta .cta-gradient {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 50% 80% at 20% 50%, rgba(102, 126, 234, 0.2) 0%, transparent 60%),
    radial-gradient(ellipse 50% 80% at 80% 50%, rgba(16, 185, 129, 0.15) 0%, transparent 60%);
}

.practica-cta .cta-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
}

.practica-cta .cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.cta-badge {
  display: inline-block;
  padding: 8px 20px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #a78bfa;
  margin-bottom: 20px;
}

.practica-cta h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}

.practica-cta p {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.7);
  max-width: 600px;
  margin: 0 auto 36px;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 32px;
  border-radius: 14px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
}

.cta-btn svg {
  width: 20px;
  height: 20px;
  transition: transform 0.3s ease;
}

.cta-primary {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: #fff;
  box-shadow: 0 4px 25px rgba(102, 126, 234, 0.4);
}

.cta-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 35px rgba(102, 126, 234, 0.5);
  color: #fff;
  text-decoration: none;
}

.cta-primary:hover svg {
  transform: translateX(4px);
}

.cta-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
}

.cta-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
  text-decoration: none;
}

/* ============================================
   MODAL PREMIUM
   ============================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.modal-content {
  position: relative;
  width: 100%;
  max-width: 1200px;
  background: linear-gradient(135deg, #1a1a2e, #16213e);
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 50px 100px rgba(0, 0, 0, 0.5);
  animation: modalAppear 0.3s ease;
}

@keyframes modalAppear {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 28px;
  background: rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  gap: 15px;
}

/* Logos en el header del modal */
.modal-header-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.modal-header-logo-right {
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}

.modal-logo {
  height: 45px;
  width: auto;
  object-fit: contain;
}

.modal-logo-unam {
  height: 50px;
}

.modal-logo-dgapa {
  height: 30px;
  filter: brightness(0) invert(1);
}

a.modal-header-logo {
  text-decoration: none;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

a.modal-header-logo:hover {
  transform: scale(1.05);
  opacity: 0.9;
}

.modal-papime-text {
  font-size: 0.7rem;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.5px;
}

.modal-title-group {
  display: flex;
  align-items: center;
  gap: 16px;
}

.modal-icon {
  font-size: 2rem;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
}

.modal-subtitle {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

.modal-close {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
}

.modal-close svg {
  stroke: rgba(255, 255, 255, 0.7);
  transition: stroke 0.3s ease;
}

.modal-close:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.5);
}

.modal-close:hover svg {
  stroke: #ef4444;
}

.modal-body {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background: #000;
}

.modal-body iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.modal-loader {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: rgba(0, 0, 0, 0.8);
  z-index: 5;
}

.loader-spinner {
  width: 50px;
  height: 50px;
  border: 3px solid rgba(102, 126, 234, 0.2);
  border-top-color: #667eea;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.modal-loader span {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
}

.modal-footer {
  padding: 16px 28px;
  background: rgba(0, 0, 0, 0.2);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.modal-tips {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.tip {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
}

.tip svg {
  stroke: rgba(255, 255, 255, 0.4);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1200px) {
  .stations-nav {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-content {
    max-width: 100%;
  }
  
  .hero-badges {
    justify-content: center;
  }
  
  .hero-features {
    max-width: 500px;
    margin: 0 auto 36px;
  }
  
  .hero-visual {
    display: none;
  }
}

@media (max-width: 768px) {
  .practica-hero {
    min-height: auto;
    padding: 100px 0 60px;
  }
  
  .hero-features {
    grid-template-columns: 1fr;
  }
  
  .stations-nav {
    grid-template-columns: 1fr;
  }
  
  .stations-index-section {
    padding: 60px 0;
  }
  
  .stations-section {
    padding: 40px 0 60px;
  }
  
  .stations-grid {
    gap: 40px;
  }
  
  .station-header {
    padding: 20px 24px;
  }
  
  .station-badge {
    width: 50px;
    height: 50px;
    font-size: 1.4rem;
  }
  
  .station-title-group h2 {
    font-size: 1.2rem;
  }
  
  .station-content {
    padding: 24px 16px;
  }
  
  .carousel-btn {
    width: 44px;
    height: 44px;
    font-size: 18px;
  }
  
  .carousel-btn.prev { left: 12px; }
  .carousel-btn.next { right: 12px; }
  
  .station-actions {
    flex-direction: column;
  }
  
  .action-btn {
    width: 100%;
    justify-content: center;
  }
  
  .scroll-indicator {
    display: none;
  }
  
  .practica-cta {
    padding: 60px 0;
  }
  
  .cta-buttons {
    flex-direction: column;
  }
  
  .cta-btn {
    width: 100%;
    justify-content: center;
  }
  
  .modal-tips {
    gap: 16px;
  }
  
  .tip {
    font-size: 0.7rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-feature {
    padding: 12px;
  }
  
  .station-header {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }
  
  .carousel-indicators {
    padding: 8px 14px;
    gap: 8px;
  }
  
  .carousel-dot {
    width: 8px;
    height: 8px;
  }
  
  .carousel-dot.active {
    width: 20px;
  }
}