/* 
PWA RETIRO ESPIRITUAL - SAGRADO CORAZÓN
Estilos Mobile First con toque salesiano
Apostolado María Auxiliadora Don Bosco - San Juan
*/

/* Variables CSS */
:root {
  /* Paleta Apostolado Sagrado Corazón (basada en el logo) */
  --heart-red: #E53E3E;      /* Rojo vibrante del Sagrado Corazón */
  --heart-deep: #C53030;     /* Rojo intenso - sombras del corazón */
  --divine-orange: #FF8A00;  /* Naranja divino del logo */
  --golden-star: #F6AD55;    /* Dorado de la estrella - luz divina */
  --marian-blue: #3182CE;    /* Azul mariano tradicional */
  
  /* Colores principales */
  --primary-color: var(--heart-red);     /* Rojo del Sagrado Corazón */
  --secondary-color: var(--marian-blue); /* Azul mariano */
  --accent-color: var(--divine-orange);  /* Naranja divino */
  --success-color: #38A169;  /* Verde esperanza (más suave) */
  --error-color: var(--heart-deep);
  --warning-color: var(--golden-star);
  
  /* Tonos neutros espirituales */
  --white: #FFFFFF;          /* Pureza mariana */
  --light-gray: #FFF5F5;     /* Crema rosado suave */
  --gray: #718096;           /* Gris sereno */
  --dark-gray: #2D3748;      /* Gris carbón del logo */
  --black: #1A202C;          /* Negro figura del logo */
  
  /* Colores complementarios vibrantes */
  --coral-soft: #FF6B6B;     /* Coral suave para acentos */
  --rose-light: #FBB6CE;     /* Rosa claro mariano */
  --cream-warm: #FFFAF0;     /* Crema cálido para fondos */
  --sky-light: #E6FFFA;      /* Azul cielo muy claro */
  
  /* Gradientes espirituales */
  --gradient-heart: linear-gradient(135deg, var(--heart-red), var(--divine-orange));
  --gradient-marian: linear-gradient(135deg, var(--marian-blue), var(--golden-star));
  --gradient-divine: linear-gradient(135deg, var(--divine-orange), var(--heart-red));
  --gradient-soft: linear-gradient(135deg, var(--cream-warm), var(--light-gray));
  
  /* PWA Variables */
  --app-max-width: 430px;
  --safe-area-top: env(safe-area-inset-top);
  --safe-area-bottom: env(safe-area-inset-bottom);
  --safe-area-left: env(safe-area-inset-left);
  --safe-area-right: env(safe-area-inset-right);
  
  /* Fuentes */
  --font-title: 'Bebas Neue', cursive;
  --font-body: 'Poppins', sans-serif;
  
  /* Espaciados */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  
  /* Bordes */
  --border-radius: 12px;
  --border-radius-lg: 20px;
  
  /* Sombras */
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 8px rgba(0,0,0,0.15);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.2);
}

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

body {
  font-family: var(--font-body);
  line-height: 1.6;
  color: var(--dark-gray);
  background: var(--light-gray);
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

/* Header */
.header {
  background: var(--white);
  padding: var(--spacing-sm) 0;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.logo-container {
  display: flex;
  justify-content: center;
  align-items: center;
}

.logo {
  width: 100%;
  max-width: 300px;
  height: 80px;
  object-fit: contain;
  filter: none; /* Logo en color original */
}

.header-text {
  display: none; /* Ocultar texto del header */
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 60vh;
  background: linear-gradient(rgba(0,0,0,0.4), rgba(139,69,19,0.6)), 
              url('../img/fondo.jpg') center/cover;
  display: flex;
  align-items: center;
  color: var(--white);
  text-align: center;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, 
    rgba(209,120,66,0.3) 0%, 
    rgba(139,69,19,0.5) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: var(--spacing-xl) 0;
}

.hero-title {
  margin-bottom: var(--spacing-lg);
}

.retiro-text {
  display: block;
  font-family: var(--font-title);
  font-size: clamp(2.5rem, 8vw, 4rem);
  font-weight: 400;
  letter-spacing: 2px;
  margin-bottom: var(--spacing-xs);
  text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.subtitle {
  display: block;
  font-size: clamp(1rem, 4vw, 1.4rem);
  font-weight: 300;
  letter-spacing: 1px;
  opacity: 0.95;
}

.predicador {
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--border-radius);
  padding: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  display: inline-block;
}

.predicador p {
  font-size: 1.1rem;
  font-weight: 500;
  margin: 0;
}

.fecha-evento {
  margin-top: var(--spacing-lg);
}

.fecha-box {
  background: var(--accent-color);
  color: var(--dark-gray);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  font-weight: 600;
  font-size: 1.3rem;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  transition: all 0.3s ease;
}

.fecha-box:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.fecha-principal {
  font-size: 1.5rem;
  font-family: var(--font-title);
  letter-spacing: 1px;
}

.btn-inscripcion {
  background: var(--success-color);
  color: var(--white);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 600;
  margin-top: var(--spacing-xs);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-inscripcion:hover {
  background: #218838;
  transform: scale(1.05);
}

/* Countdown Section */
.countdown-section {
  background: linear-gradient(135deg, var(--primary-color), #E08B5A);
  color: var(--white);
  padding: var(--spacing-xl) 0;
  text-align: center;
}

.countdown-section.closed {
  background: linear-gradient(135deg, var(--error-color), #C82333);
}

.countdown-title {
  font-size: clamp(1.1rem, 3vw, 1.4rem);
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

.countdown {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
  gap: var(--spacing-sm);
  max-width: 400px;
  margin: 0 auto;
}

.time-unit {
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  text-align: center;
}

.time-unit .number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  font-family: var(--font-title);
}

.time-unit .label {
  display: block;
  font-size: 0.9rem;
  opacity: 0.9;
  margin-top: var(--spacing-xs);
}

.closed-message {
  font-size: 1.1rem;
  margin-top: var(--spacing-sm);
}

/* Info Section */
.info-section {
  padding: var(--spacing-xl) 0;
  background: var(--white);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.info-card {
  text-align: center;
  padding: var(--spacing-lg);
  background: var(--light-gray);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--primary-color);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.info-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.info-card i {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.info-card h4 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--secondary-color);
  margin-bottom: var(--spacing-sm);
}

.info-card p {
  color: var(--gray);
}

/* Registration Section */
.registration-section {
  padding: var(--spacing-xl) 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.form-container {
  max-width: 600px;
  margin: 0 auto;
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

.form-title {
  text-align: center;
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--secondary-color);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

.form-subtitle {
  text-align: center;
  color: var(--gray);
  font-style: italic;
  margin-bottom: var(--spacing-xl);
}

/* Form Styles */
.registration-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

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

.form-group label {
  font-weight: 500;
  color: var(--secondary-color);
  margin-bottom: var(--spacing-xs);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--spacing-sm);
  border: 2px solid #e9ecef;
  border-radius: var(--border-radius);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(209,120,66,0.1);
}

.form-group.error input,
.form-group.error select,
.form-group.error textarea {
  border-color: var(--error-color);
}

.form-group.success input,
.form-group.success select,
.form-group.success textarea {
  border-color: var(--success-color);
}

.error-message {
  color: var(--error-color);
  font-size: 0.9rem;
  margin-top: var(--spacing-xs);
  display: none;
}

.form-group.error .error-message {
  display: block;
}

/* Radio buttons para consagración */
.radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.radio-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm);
  border-radius: var(--border-radius);
  transition: background-color 0.3s ease;
}

.radio-item:hover {
  background-color: var(--light-gray);
}

.radio-item input[type="radio"] {
  width: auto;
  margin: 0;
}

/* Buttons */
.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--white);
  border: none;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--border-radius);
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  transition: all 0.3s ease;
  margin-top: var(--spacing-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--white);
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  transition: all 0.3s ease;
}

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

/* Colaboración integrada en el formulario */
.colaboracion-integrada {
  background: linear-gradient(135deg, #fff9f0 0%, #fff3e6 100%);
  border: 2px solid var(--accent-color);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  margin: var(--spacing-lg) 0;
}

.colaboracion-title-small {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--secondary-color);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.colaboracion-text {
  color: var(--gray);
  font-style: italic;
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.mp-info-inline {
  background: var(--white);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  text-align: left;
  box-shadow: var(--shadow-sm);
}

/* Mobile-first: Sección de alias */
.mp-alias-section {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid #f0f0f0;
}

.mp-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--secondary-color);
  margin-bottom: var(--spacing-xs);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.mp-alias-inline {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-xs);
}

.alias-text {
  background: var(--light-gray);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  font-family: 'Courier New', monospace;
  font-weight: 700;
  color: var(--primary-color);
  font-size: 1.2rem;
  letter-spacing: 1px;
  flex: 1;
  text-align: center;
  border: 2px solid var(--primary-color);
}

.btn-copy-small {
  background: var(--primary-color);
  color: var(--white);
  border: none;
  padding: var(--spacing-sm);
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: 1rem;
  transition: all 0.3s ease;
  min-width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-copy-small:hover {
  background: var(--secondary-color);
  transform: scale(1.05);
}

/* Mobile-first: Sección de cuenta */
.mp-cuenta-section {
  margin-bottom: var(--spacing-sm);
}

.mp-nombre {
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark-gray);
  background: rgba(209,120,66,0.1);
  padding: var(--spacing-sm);
  border-radius: var(--border-radius);
  margin-top: var(--spacing-xs);
  text-align: center;
}

.mp-actions {
  text-align: center;
}

.btn-mp-inline {
  background: linear-gradient(135deg, #00AAFF, #0099E6);
  color: var(--white);
  border: none;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  cursor: pointer;
  transition: all 0.3s ease;
  margin-bottom: var(--spacing-xs);
}

.btn-mp-inline:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.opcional-text {
  font-size: 0.85rem;
  color: var(--gray);
  font-style: italic;
  margin: 0;
}

.upload-inline {
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px dashed var(--primary-color);
}

.upload-inline label {
  display: block;
  font-weight: 500;
  color: var(--secondary-color);
  margin-bottom: var(--spacing-xs);
  text-align: center;
}

.upload-area-small {
  border: 2px dashed #ddd;
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  background: var(--white);
}

.upload-area-small:hover {
  border-color: var(--primary-color);
  background-color: rgba(209,120,66,0.05);
}

.upload-area-small i {
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-right: var(--spacing-xs);
}

.upload-area-small span {
  color: var(--gray);
  font-size: 0.9rem;
}

/* Colaboración Section */
.colaboracion-section {
  padding: var(--spacing-xl) 0;
  background: linear-gradient(135deg, #fff3e6 0%, #ffe8d1 100%);
}

.colaboracion-container {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.colaboracion-title {
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--secondary-color);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

.colaboracion-subtitle {
  color: var(--gray);
  font-style: italic;
  margin-bottom: var(--spacing-xl);
}

.mp-info {
  background: var(--white);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

.mp-alias {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  font-size: 1.2rem;
  margin-bottom: var(--spacing-sm);
}

.btn-copy {
  background: var(--primary-color);
  color: var(--white);
  border: none;
  padding: var(--spacing-xs);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: background-color 0.3s ease;
}

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

.mp-titular, .mp-concepto {
  margin: var(--spacing-xs) 0;
  color: var(--gray);
}

.btn-mp {
  background: linear-gradient(135deg, #00AAFF, #0099E6);
  color: var(--white);
  text-decoration: none;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--border-radius);
  font-size: 1.1rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: all 0.3s ease;
  margin: var(--spacing-sm);
}

.btn-mp:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Upload Section */
.comprobante-section {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-xl);
  border-top: 2px dashed var(--primary-color);
}

.upload-area {
  border: 2px dashed #ddd;
  border-radius: var(--border-radius);
  padding: var(--spacing-xl);
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  margin: var(--spacing-lg) 0;
}

.upload-area:hover,
.upload-area.drag-over {
  border-color: var(--primary-color);
  background-color: rgba(209,120,66,0.05);
}

.upload-content i {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.upload-link {
  color: var(--primary-color);
  cursor: pointer;
  text-decoration: underline;
}

/* Contact Section */
.contact-section {
  padding: var(--spacing-xl) 0;
  background: var(--dark-gray);
  color: var(--white);
  text-align: center;
}

.contact-section h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-lg);
}

.contact-info {
  margin-bottom: var(--spacing-xl);
}

.contact-item {
  color: var(--white);
  text-decoration: none;
  font-size: 1.3rem;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--success-color);
  border-radius: var(--border-radius);
  transition: all 0.3s ease;
}

.contact-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.organiza h4 {
  margin-bottom: var(--spacing-md);
}

.logos-organiza {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-lg);
}

.logo-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo-item img {
  width: 40px;
  height: 40px;
  filter: brightness(0) invert(1);
}

/* Footer */
.footer {
  background: var(--black);
  color: var(--white);
  text-align: center;
  padding: var(--spacing-lg) 0;
}

.footer p {
  margin: var(--spacing-xs) 0;
  opacity: 0.8;
}

.logo-item-footer {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: var(--spacing-md) 0;
}

.logo-footer {
  max-width: 200px;
  height: auto;
  filter: brightness(0) invert(1);
  opacity: 1;
}

/* Ayuda inteligente para teléfono */
.telefono-help {
  font-size: 0.85rem;
  margin-top: var(--spacing-xs);
  padding: var(--spacing-xs);
  border-radius: var(--border-radius);
  transition: all 0.3s ease;
  display: none;
}

.telefono-help.show {
  display: block;
  animation: fadeInUp 0.3s ease forwards;
}

.telefono-help.help-info {
  background: rgba(33, 136, 255, 0.1);
  color: #2188ff;
  border-left: 3px solid #2188ff;
}

.telefono-help.help-success {
  background: rgba(40, 167, 69, 0.1);
  color: #28a745;
  border-left: 3px solid #28a745;
}

.telefono-help.help-warning {
  background: rgba(255, 193, 7, 0.1);
  color: #ffc107;
  border-left: 3px solid #ffc107;
}

/* Botones flotantes mejorados */
.floating-buttons {
  position: fixed;
  bottom: 20px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  padding: 0 20px;
  pointer-events: none;
  z-index: 1000;
}

.floating-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: white;
  font-size: 1.8rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  pointer-events: auto;
  position: relative;
  overflow: hidden;
  border: 3px solid rgba(255,255,255,0.2);
}

.floating-btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: all 0.4s ease;
  z-index: -1;
}

.floating-btn:hover::before {
  width: 120%;
  height: 120%;
}

.floating-btn:hover {
  transform: translateY(-8px) scale(1.1);
  box-shadow: 0 12px 35px rgba(0,0,0,0.4);
  border-color: rgba(255,255,255,0.4);
}

.floating-btn:active {
  transform: translateY(-5px) scale(1.05);
}

.floating-btn.whatsapp {
  background: linear-gradient(135deg, #25D366, #128C7E);
  animation: whatsapp-pulse 2s infinite;
}

.floating-btn.instagram {
  background: linear-gradient(135deg, #E4405F, #C13584, #833AB4);
  animation: instagram-pulse 3s infinite;
}

.floating-btn i {
  position: relative;
  z-index: 2;
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

/* Animaciones de pulso */
@keyframes whatsapp-pulse {
  0%, 100% {
    box-shadow: 0 4px 20px rgba(0,0,0,0.3), 0 0 0 0 rgba(37, 211, 102, 0.7);
  }
  50% {
    box-shadow: 0 4px 20px rgba(0,0,0,0.3), 0 0 0 15px rgba(37, 211, 102, 0);
  }
}

@keyframes instagram-pulse {
  0%, 100% {
    box-shadow: 0 4px 20px rgba(0,0,0,0.3), 0 0 0 0 rgba(228, 64, 95, 0.7);
  }
  50% {
    box-shadow: 0 4px 20px rgba(0,0,0,0.3), 0 0 0 15px rgba(228, 64, 95, 0);
  }
}

/* Tooltips para botones flotantes */
.floating-btn::after {
  content: attr(title);
  position: absolute;
  bottom: 70px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.8);
  color: white;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.8rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 10;
}

.floating-btn:hover::after {
  opacity: 1;
}

/* Loading States */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

.spinner {
  border: 3px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  border-top: 3px solid var(--white);
  width: 20px;
  height: 20px;
  animation: spin 1s linear infinite;
  display: inline-block;
}

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

/* Toast Notifications */
.toast {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  color: var(--white);
  z-index: 10000;
  transform: translateX(400px);
  transition: transform 0.3s ease;
  max-width: 300px;
}

.toast.show {
  transform: translateX(0);
}

.toast.success {
  background: var(--success-color);
}

.toast.error {
  background: var(--error-color);
}

.toast.info {
  background: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .hero {
    min-height: 50vh;
  }
  
  .info-grid {
    grid-template-columns: 1fr;
  }
  
  .logos-organiza {
    flex-direction: column;
  }
  
  .countdown {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* Botones flotantes en mobile */
  .floating-buttons {
    padding: 0 15px;
  }
  
  .floating-btn {
    width: 55px;
    height: 55px;
    font-size: 1.6rem;
  }
  
  /* MercadoPago mobile improvements */
  .mp-info-inline {
    padding: var(--spacing-md);
  }
  
  .mp-alias-inline {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .alias-text {
    font-size: 1.1rem;
    padding: var(--spacing-sm);
    word-break: break-all;
  }
  
  .btn-copy-small {
    width: 100%;
    min-width: auto;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-xs);
  }
  form, .registration-form, .form-container {
    width: 100% !important;
    max-width: 100% !important;
    overflow: hidden;
  }
  .form-row { grid-template-columns: 1fr; }
  
  .form-container {
    padding: var(--spacing-lg);
    margin: var(--spacing-sm);
  }
  
  .toast {
    right: var(--spacing-sm);
    left: var(--spacing-sm);
    max-width: none;
  }
  
  /* Botones flotantes ultra compactos */
  .floating-buttons {
    padding: 0 10px;
    bottom: 15px;
  }
  
  .floating-btn {
    width: 50px;
    height: 50px;
    font-size: 1.4rem;
  }
  
  .floating-btn::after {
    display: none; /* Ocultar tooltips en móviles muy pequeños */
  }
  
  /* MercadoPago ultra-mobile */
  .mp-label {
    font-size: 0.8rem;
  }
  
  .alias-text {
    font-size: 1rem;
    padding: var(--spacing-xs);
  }
  
  .mp-nombre {
    font-size: 0.9rem;
  }
  
  /* Hero section más compacto para pantallas pequeñas */
  .hero {
    min-height: 60vh; /* Reducido de altura normal */
    padding: 2rem 0;
  }
  
  .hero-title .subtitle {
    font-size: 0.9rem; /* Más pequeño en móviles básicos */
    margin-top: 0.5rem;
  }
  
  .predicador {
    font-size: 0.85rem;
    margin: 1rem 0;
  }
  
  /* Countdown más compacto */
  .countdown-section {
    padding: 1.5rem 0; /* Reducido de 3rem */
  }
  
  .countdown-title {
    font-size: 1.1rem;
    margin-bottom: 1rem;
  }
  
  .time-unit .number {
    font-size: 1.8rem; /* Reducido de 2.5rem */
  }
  
  .time-unit .label {
    font-size: 0.7rem;
  }
}

/* Media query específica para dispositivos muy pequeños (J7, Motorola 2022, etc.) */
@media (max-width: 375px) {
  /* Ocultar elementos decorativos para ahorrar espacio */
  .hero-overlay {
    opacity: 0.3; /* Menos overlay para mayor claridad */
  }
  
  /* Hero ultra-compacto */
  .hero {
    min-height: 50vh;
    padding: 1.5rem 0;
  }
  
  .hero-title .retiro-text {
    font-size: 1.8rem; /* Más pequeño para J7 */
    line-height: 1.1;
  }
  
  .hero-title .subtitle {
    font-size: 0.8rem;
    display: none; /* Ocultar en pantallas muy pequeñas */
  }
  
  .predicador {
    font-size: 0.75rem;
    margin: 0.5rem 0;
  }
  
  /* Botones de fecha más compactos */
  .fecha-box {
    padding: 1rem;
  }
  
  .fecha-principal {
    font-size: 1.1rem;
  }
  
  .btn-inscripcion {
    padding: 0.6rem 1rem;
    font-size: 0.85rem;
  }
  
  .btn-kit-preparacion {
    padding: 0.5rem 0.8rem;
    font-size: 0.75rem;
    margin-top: 0.5rem;
  }
  
  /* Countdown ultra-minimal para J7 */
  .countdown-section {
    padding: 1rem 0;
  }
  
  .countdown-title {
    font-size: 1rem;
    margin-bottom: 0.8rem;
  }
  
  .countdown {
    gap: 0.8rem;
  }
  
  .time-unit .number {
    font-size: 1.5rem;
  }
  
  .time-unit .label {
    font-size: 0.65rem;
  }
  
  /* Header más compacto */
  .header {
    padding: 0.8rem 0;
  }
  
  .logo {
    height: 60px; /* Más pequeño para J7 */
  }
}

/* PWA Styles */
.install-prompt {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--primary-color);
  color: var(--white);
  padding: var(--spacing-md);
  text-align: center;
  transform: translateY(100%);
  transition: transform 0.3s ease;
  z-index: 10000;
}

.install-prompt.show {
  transform: translateY(0);
}

.install-prompt button {
  background: var(--white);
  color: var(--primary-color);
  border: none;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  margin-left: var(--spacing-sm);
}

/* Animaciones */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus states para accesibilidad */
button:focus,
input:focus,
select:focus,
textarea:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* High contrast mode */
@media (prefers-contrast: high) {
  :root {
    --primary-color: #B85C00;
    --secondary-color: #5A2D09;
  }
}
.btn-kit-preparacion {
    background: linear-gradient(135deg, #dc3545, #c82333);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 25px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(220, 53, 69, 0.3);
    margin-top: 10px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-kit-preparacion:hover {
    background: linear-gradient(135deg, #c82333, #a71e2a);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(220, 53, 69, 0.4);
}

.btn-kit-preparacion:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(220, 53, 69, 0.3);
}

.btn-kit-preparacion i {
    font-size: 16px;
}

/* =============================================
   PWA SPECIFIC STYLES
   ============================================= */

/* PWA Variables */
:root {
  --app-max-width: 430px;
  --safe-area-inset-top: env(safe-area-inset-top, 0);
  --safe-area-inset-right: env(safe-area-inset-right, 0);
  --safe-area-inset-bottom: env(safe-area-inset-bottom, 0);
  --safe-area-inset-left: env(safe-area-inset-left, 0);
}

/* PWA Installation styling */
.install-prompt {
  position: fixed;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: var(--divine-white);
  border-radius: 15px;
  padding: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  z-index: 10000;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.install-prompt.show {
  transform: translateY(0);
}

.install-btn {
  background: linear-gradient(135deg, var(--heart-red), var(--secondary-color));
  color: var(--divine-white);
  border: none;
  padding: 12px 24px;
  border-radius: 25px;
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.install-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(229, 62, 62, 0.3);
}

/* Enhanced mobile-first responsive design */
@media (max-width: 480px) {
  body {
    padding-top: var(--safe-area-inset-top);
    padding-bottom: var(--safe-area-inset-bottom);
  }
  
  .container {
    max-width: var(--app-max-width);
    padding-left: calc(20px + var(--safe-area-inset-left));
    padding-right: calc(20px + var(--safe-area-inset-right));
  }
  
  .floating-buttons {
    bottom: calc(20px + var(--safe-area-inset-bottom));
    right: calc(20px + var(--safe-area-inset-right));
  }
}

/* PWA Splash screen simulation */
.pwa-splash {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--heart-red), var(--marian-blue));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  opacity: 1;
  transition: opacity 0.5s ease;
}

.pwa-splash.fade-out {
  opacity: 0;
  pointer-events: none;
}

.pwa-splash .logo {
  width: 120px;
  height: 120px;
  margin-bottom: 20px;
  animation: pulse 2s infinite;
}

.pwa-splash .title {
  color: var(--divine-white);
  font-size: 24px;
  font-weight: 600;
  text-align: center;
  margin-bottom: 10px;
}

.pwa-splash .subtitle {
  color: var(--divine-white);
  font-size: 16px;
  opacity: 0.9;
  text-align: center;
}

/* App-like navigation */
.app-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--divine-white);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.app-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--secondary-color);
}

/* Video player enhancements for PWA */
.video-container {
  position: relative;
  width: 100%;
  max-width: var(--app-max-width);
  margin: 0 auto;
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: transparent;
  z-index: 10;
  pointer-events: none;
}

/* Prevent context menu on videos pero permitir controles */
video {
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  /* Removido pointer-events: none para permitir interacción */
}

/* Solo bloquear menu contextual pero permitir clicks */
video::-webkit-media-controls {
  pointer-events: auto;
}

video::-webkit-media-controls-enclosure {
  pointer-events: auto;
}

/* Estilos para el indicador de buffer */
.progress-buffered {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.3);
  z-index: 1;
  transition: width 0.3s ease;
  border-radius: inherit;
}

/* Estilos para controles personalizados del video */
.custom-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.4) 50%, transparent 100%);
  padding: 20px;
  z-index: 100;
  pointer-events: auto;
  transition: opacity 0.3s ease;
}

.custom-controls.visible {
  opacity: 1;
}

.progress-container {
  margin-bottom: 15px;
}

.progress-bar {
  position: relative;
  height: 8px;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  cursor: pointer;
  margin-bottom: 8px;
  pointer-events: auto;
}

.progress-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background-color: var(--primary-color);
  border-radius: inherit;
  z-index: 2;
  pointer-events: none;
}

.progress-handle {
  position: absolute;
  top: 50%;
  right: -6px;
  width: 12px;
  height: 12px;
  background-color: var(--primary-color);
  border-radius: 50%;
  transform: translateY(-50%);
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: auto;
  cursor: grab;
}

.progress-bar:hover .progress-handle {
  opacity: 1;
}

.controls-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.controls-left,
.controls-center,
.controls-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.control-btn {
  background: transparent;
  border: none;
  color: white;
  font-size: 18px;
  padding: 8px;
  cursor: pointer;
  border-radius: 4px;
  transition: background-color 0.2s ease;
  pointer-events: auto;
  position: relative;
}

.control-btn:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.skip-text {
  position: absolute;
  bottom: -2px;
  right: -2px;
  font-size: 10px;
  font-weight: bold;
}

.time-display {
  color: white;
  font-size: 14px;
  font-weight: 500;
}

.speed-control select {
  background: rgba(0, 0, 0, 0.7);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 12px;
  pointer-events: auto;
}

.volume-control {
  display: flex;
  align-items: center;
  gap: 8px;
}

.volume-slider {
  width: 80px;
  pointer-events: auto;
}

/* Audio overlay */
.audio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  pointer-events: auto;
}

.audio-activation {
  text-align: center;
  color: white;
}

.audio-btn {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 16px;
  cursor: pointer;
  margin-top: 20px;
  transition: background-color 0.3s ease;
  pointer-events: auto;
}

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

/* PWA-specific animations */
@keyframes slideInUp {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.slide-in-up {
  animation: slideInUp 0.4s ease-out;
}

/* Improved touch targets for mobile */
.touch-target {
  min-height: 44px;
  min-width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* PWA status bar styling */
@media (display-mode: standalone) {
  body {
    padding-top: var(--safe-area-inset-top);
  }
  
  .app-header {
    top: var(--safe-area-inset-top);
  }
}

/* Form help button */
.form-help {
    text-align: center;
    margin-top: 15px;
}

.btn-link {
    background: none;
    border: none;
    color: #D17842;
    text-decoration: underline;
    cursor: pointer;
    font-size: 14px;
    padding: 5px 10px;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.btn-link:hover {
    background-color: rgba(209, 120, 66, 0.1);
    text-decoration: none;
}

.btn-link i {
    margin-right: 5px;
}