/* ===== ESTILOS PRINCIPALES - RECITALES ARGENTINA ===== */
:root {
  --primary: #1a56db;
  --primary-dark: #1e429f;
  --secondary: #e13030;
  --accent: #f59e0b;
  --dark: #1f2937;
  --light: #f3f4f6;
  --gray: #9ca3af;
  --success: #10b981;
  --error: #ef4444;
  --white: #ffffff;
  --black: #111827;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --radius: 8px;
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Montserrat', sans-serif;
  line-height: 1.6;
  color: var(--dark);
  background-color: var(--light);
  overflow-x: hidden;
}

/* ===== TIPOGRAFÍA ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--dark);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-dark);
}

/* ===== LAYOUT PRINCIPAL ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* ===== PRELOADER ===== */
#preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.95);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s ease;
}

#preloader.active {
  opacity: 1;
  visibility: visible;
}

.preloader-content {
  text-align: center;
  color: var(--primary);
}

.loader {
  width: 50px;
  height: 50px;
  border: 5px solid var(--light);
  border-top: 5px solid var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem;
}

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

/* ===== HEADER ===== */
.professional-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  padding: 1.5rem 0;
  text-align: center;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.professional-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../img/patterns/pattern-dots.svg') repeat;
  opacity: 0.1;
}

.logo-container {
  margin-bottom: 0.5rem;
}

.logo {
  height: 100px;
  width: auto;
}

.professional-header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  color: var(--white);
}

.professional-header p {
  font-size: 1.2rem;
  opacity: 0.9;
  margin-bottom: 0;
  color: var(--white);
}

/* ===== HERO SECTION ===== */
.hero-section {
  background: linear-gradient(rgba(26, 86, 219, 0.9), rgba(26, 86, 219, 0.9)), url('../img/backgrounds/hero-bg.jpg') center/cover;
  color: var(--white);
  padding: 3rem 0;
  text-align: center;
  margin-bottom: 2rem;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--white);
}

.hero-subtitle {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  opacity: 0.9;
  color: var(--white);
}

.countdown-banner {
  background: var(--secondary);
  color: white;
  padding: 1rem;
  text-align: center;
  font-weight: 600;
  margin-bottom: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* ===== CONCIERTOS ===== */
.concerts-container {
  padding: 2rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 1rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--primary);
  border-radius: 2px;
}

.section-subtitle {
  text-align: center;
  margin-bottom: 2rem;
  color: var(--dark);
}

.concert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.concert-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
}

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

.concert-image {
  height: 200px;
  overflow: hidden;
  position: relative;
}

.concert-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.concert-card:hover .concert-image img {
  transform: scale(1.05);
}

.concert-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--secondary);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.concert-info {
  padding: 1.5rem;
}

.concert-artist {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--dark);
}

.concert-event {
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 1rem;
}

.concert-details {
  list-style: none;
  margin-bottom: 1.5rem;
}

.concert-details li {
  display: flex;
  align-items: center;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.concert-details svg {
  width: 18px;
  height: 18px;
  margin-right: 0.5rem;
  fill: var(--primary);
}

.pricing {
  margin-bottom: 1.5rem;
}

.price-original {
  text-decoration: line-through;
  color: var(--gray);
  font-size: 0.9rem;
}

.price-discounted {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--secondary);
  margin: 0.25rem 0;
}

.discount-badge {
  background: var(--accent);
  color: var(--dark);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  display: inline-block;
  margin-bottom: 1rem;
}

.detailed-prices {
  margin-top: 1rem;
}

.price-toggle {
  background: none;
  border: none;
  color: var(--primary);
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.price-toggle:hover {
  text-decoration: underline;
}

.price-details {
  background: var(--light);
  padding: 0.75rem;
  border-radius: var(--radius);
  margin-top: 0.5rem;
}

.price-row {
  display: flex;
  justify-content: space-between;
  padding: 0.25rem 0;
  font-size: 0.9rem;
}

.price-row .sector {
  color: var(--dark);
}

.price-row .price {
  font-weight: 600;
  color: var(--secondary);
}

.concert-actions {
  margin-top: 1rem;
}

.select-button {
  width: 100%;
  padding: 0.75rem;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  display: block;
  text-decoration: none;
}

.select-button:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

/* ===== CHECKOUT PANEL ===== */
.checkout-panel {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  margin-bottom: 3rem;
  display: none;
}

.checkout-panel.active {
  display: block;
  animation: fadeIn 0.5s ease;
}

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

.checkout-header {
  border-bottom: 2px solid var(--light);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

.checkout-header h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.checkout-summary {
  background: var(--light);
  padding: 1.5rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
}

.checkout-summary h4 {
  margin-bottom: 1rem;
  color: var(--dark);
}

.checkout-summary p {
  margin-bottom: 0.5rem;
  display: flex;
  justify-content: space-between;
}

.cta-btn {
  display: block;
  width: 100%;
  padding: 1rem;
  background: var(--secondary);
  color: white;
  border: none;
  border-radius: var(--radius);
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.cta-btn:hover {
  background: #c41a1a;
  transform: translateY(-2px);
}

/* ===== TRUST BADGES ===== */
.trust-badges {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.trust-badge {
  background: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
  transition: var(--transition);
}

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

.trust-badge svg {
  width: 40px;
  height: 40px;
  margin-bottom: 1rem;
  fill: var(--primary);
}

.trust-title {
  display: block;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--dark);
}

.trust-description {
  font-size: 0.9rem;
  color: var(--dark);
  margin-bottom: 0;
  opacity: 0.8;
}

/* ===== ABOUT SECTION ===== */
.about-section {
  background: var(--white);
  padding: 3rem 0;
  margin-bottom: 2rem;
}

.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  align-items: center;
}

.about-text p {
  margin-bottom: 1.5rem;
  color: var(--dark);
}

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

.stat {
  text-align: center;
  padding: 1rem;
  background: var(--light);
  border-radius: var(--radius);
}

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--dark);
}

/* ===== FAQ SECTION ===== */
.faq-section {
  background: var(--light);
  padding: 3rem 0;
  margin-bottom: 2rem;
}

.faq-item {
  background: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  box-shadow: var(--shadow);
}

.faq-item h3 {
  color: var(--primary);
  margin-bottom: 1rem;
}

.faq-item p {
  color: var(--dark);
  margin-bottom: 0;
}

/* ===== FOOTER MEJORADO ===== */
.site-footer {
  background: linear-gradient(135deg, var(--dark) 0%, #0f172a 100%);
  color: var(--white);
  padding: 3rem 0 1.5rem;
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../img/patterns/pattern-dots.svg') repeat;
  opacity: 0.05;
}

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

.footer-logo {
  margin-bottom: 1.5rem;
}

.footer-partner-logo {
  height: 80px;
  width: auto;
  margin-bottom: 1rem;
  filter: brightness(0) invert(1);
}

.footer-content p {
  margin-bottom: 1rem;
  opacity: 0.9;
}

.footer-links {
  margin: 1.5rem 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links a {
  color: var(--white);
  opacity: 0.8;
  transition: var(--transition);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
}

.footer-links a:hover {
  opacity: 1;
  text-decoration: underline;
  background: rgba(255, 255, 255, 0.1);
}

.footer-note {
  font-size: 0.8rem;
  opacity: 0.7;
  margin-top: 1.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin: 1.5rem 0;
}

.social-icon {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.social-icon:hover {
  background: var(--primary);
  transform: translateY(-3px);
}

.social-icon svg {
  width: 20px;
  height: 20px;
  fill: var(--white);
}

/* ===== FORMULARIOS ===== */
.form-body {
  background: linear-gradient(135deg, rgba(26, 86, 219, 0.85) 0%, rgba(12, 78, 174, 0.85) 100%), url('../img/backgrounds/form-bg.jpg') center/cover;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 0;
}

.form-container {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
}

.discount-badge {
  background: var(--secondary);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-weight: 700;
  display: inline-block;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

.form-container h2 {
  text-align: center;
  margin-bottom: 0.5rem;
  color: var(--dark);
}

.subtitle {
  text-align: center;
  color: var(--gray);
  margin-bottom: 1.5rem;
}

.concert-summary {
  background: var(--light);
  padding: 1.5rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  text-align: center;
}

.concert-summary h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.concert-summary p {
  margin-bottom: 0.5rem;
}

.price-highlight {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 0;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--dark);
}

.form-group input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--gray);
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  transition: var(--transition);
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.2);
}

.field-error {
  border-color: var(--error) !important;
  animation: shake 0.5s ease;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

.security-note {
  text-align: center;
  font-size: 0.8rem;
  color: var(--gray);
  margin-top: 1rem;
}

/* ===== CONFIRMACIÓN ===== */
.confirmation-container {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.success-icon {
  width: 80px;
  height: 80px;
  background: var(--success);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  margin: 0 auto 1.5rem;
}

.confirmation-container h2 {
  color: var(--success);
  margin-bottom: 1rem;
}

.highlight {
  color: var(--primary);
  font-weight: 700;
}

.purchase-summary {
  background: var(--light);
  padding: 1.5rem;
  border-radius: var(--radius);
  margin: 1.5rem 0;
  text-align: left;
}

.purchase-summary h3 {
  text-align: center;
  margin-bottom: 1rem;
  color: var(--dark);
}

.discount-saved {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--secondary);
}

.next-steps {
  background: #e6f7ff;
  padding: 1.5rem;
  border-radius: var(--radius);
  margin: 1.5rem 0;
  text-align: left;
  border-left: 4px solid var(--primary);
}

.next-steps h3 {
  color: var(--primary);
  margin-bottom: 1rem;
}

.next-steps p {
  margin-bottom: 0.5rem;
  position: relative;
  padding-left: 1.5rem;
}

.next-steps p::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: 700;
}

/* ===== PRICE COMPARISON ===== */
.price-comparison {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 1.5rem 0;
  gap: 1rem;
}

.original-price {
  font-size: 1.5rem;
  text-decoration: line-through;
  color: var(--gray);
}

.discounted-price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--secondary);
}

/* ===== CARRITO DE COMPRAS MEJORADO ===== */
.cart-container {
  max-width: 1100px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.concert-header {
  text-align: center;
  margin-bottom: 2rem;
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.concert-header h2 {
  color: var(--primary);
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.concert-header p {
  color: var(--gray);
  margin-bottom: 1rem;
}

.cart-discount-badge {
  background: linear-gradient(135deg, var(--secondary) 0%, #c41a1a 100%);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 30px;
  font-weight: 700;
  display: inline-block;
  margin: 1rem 0;
  font-size: 1rem;
  box-shadow: 0 4px 6px rgba(225, 48, 48, 0.3);
}

.cart-layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 2.5rem;
  margin-top: 2rem;
}

.ticket-selection {
  background: var(--white);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.ticket-selection:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.ticket-type {
  border-bottom: 1px solid #e5e7eb;
  padding: 1.5rem 0;
  transition: var(--transition);
}

.ticket-type:hover {
  background: rgba(26, 86, 219, 0.03);
  border-radius: var(--radius);
  padding-left: 1rem;
  padding-right: 1rem;
}

.ticket-type:last-child {
  border-bottom: none;
}

.ticket-type h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.ticket-type h3::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
}

.ticket-type p {
  color: var(--gray);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.quantity-selector {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1rem 0;
}

.quantity-btn {
  width: 40px;
  height: 40px;
  border: 2px solid var(--primary);
  background: var(--white);
  color: var(--primary);
  border-radius: 50%;
  font-size: 1.2rem;
  font-weight: bold;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.quantity-btn:hover {
  background: var(--primary);
  color: var(--white);
  transform: scale(1.1);
}

.quantity-input {
  width: 60px;
  height: 40px;
  text-align: center;
  border: 2px solid #d1d5db;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: bold;
  background: var(--white);
}

.ticket-price {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--primary);
  text-align: right;
}

.cart-summary {
  background: var(--white);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  height: fit-content;
  position: sticky;
  top: 2rem;
  transition: var(--transition);
}

.cart-summary:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.cart-summary h3 {
  color: var(--primary);
  margin-bottom: 1.5rem;
  text-align: center;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.cart-summary h3::before {
  content: '🛒';
  font-size: 1.2rem;
}

.cart-items {
  min-height: 100px;
  margin-bottom: 1.5rem;
  max-height: 300px;
  overflow-y: auto;
  padding-right: 0.5rem;
}

.cart-items::-webkit-scrollbar {
  width: 6px;
}

.cart-items::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 10px;
}

.cart-items::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 10px;
}

.cart-item {
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid #e5e7eb;
  transition: var(--transition);
}

.cart-item:hover {
  background: rgba(26, 86, 219, 0.03);
  border-radius: var(--radius);
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}

.empty-cart {
  text-align: center;
  color: var(--gray);
  font-style: italic;
  padding: 2rem 0;
}

.cart-total {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--primary);
  text-align: center;
  margin: 1.5rem 0;
  padding: 1rem;
  background: var(--light);
  border-radius: var(--radius);
  border: 2px dashed var(--primary);
}

.cart-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.add-to-cart-btn {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  border: none;
  padding: 1rem 2rem;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.add-to-cart-btn::before {
  content: '➕';
}

.add-to-cart-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 12px rgba(26, 86, 219, 0.3);
}

.clear-cart-btn {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  color: white;
  border: none;
  padding: 1rem 2rem;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.clear-cart-btn::before {
  content: '🗑️';
}

.clear-cart-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 12px rgba(220, 38, 38, 0.3);
}

.checkout-btn {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  color: white;
  border: none;
  padding: 1rem 2rem;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  margin-top: 1rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.checkout-btn::before {
  content: '🚀';
}

.checkout-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 12px rgba(5, 150, 105, 0.3);
}

/* Mini carrito en header */
.cart-indicator {
  position: fixed;
  top: 20px;
  right: 20px;
  background: var(--secondary);
  color: white;
  border-radius: 50%;
  width: 25px;
  height: 25px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: bold;
  z-index: 1000;
  box-shadow: 0 2px 4px rgba(0,0,0,0.3);
  animation: pulse 2s infinite;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 992px) {
  .about-content {
    grid-template-columns: 1fr;
  }
  
  .trust-badges {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .cart-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .cart-summary {
    position: static;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .concert-grid {
    grid-template-columns: 1fr;
  }
  
  .trust-badges {
    grid-template-columns: 1fr;
  }
  
  .about-stats {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .form-container {
    padding: 1.5rem;
  }
  
  .footer-links {
    flex-direction: column;
    align-items: center;
  }
  
  .footer-links a {
    margin: 0.25rem 0;
  }
}

@media (max-width: 576px) {
  .professional-header h1 {
    font-size: 1.75rem;
  }
  
  .about-stats {
    grid-template-columns: 1fr;
  }
  
  .price-comparison {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .logo {
    height: 85px;
  }
  
  .footer-partner-logo {
    height: 70px;
  }
  
  .cart-layout {
    gap: 1.5rem;
  }
  
  .ticket-selection, .cart-summary {
    padding: 1.5rem;
  }
  
  .ticket-type {
    padding: 1rem 0;
  }
}

/* ===== ANIMACIONES ===== */
@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

.pulse {
  animation: pulse 2s infinite;
}

/* ===== UTILIDADES ===== */
.text-center {
  text-align: center;
}

.mb-0 {
  margin-bottom: 0;
}

.mt-1 {
  margin-top: 1rem;
}

.mt-2 {
  margin-top: 2rem;
}

.mb-1 {
  margin-bottom: 1rem;
}

.mb-2 {
  margin-bottom: 2rem;
}

.hidden {
  display: none;
}

/* ===== ESTILOS ESPECÍFICOS PARA RECITALES ===== */
.selected-concert {
  border: 2px solid var(--primary);
  box-shadow: 0 0 0 4px rgba(26, 86, 219, 0.2);
}

.concert-card.coldplay .concert-badge {
  background: #3498db;
}

.concert-card.taylor_swift .concert-badge {
  background: #9b59b6;
}

.concert-card.luis_miguel .concert-badge {
  background: #e74c3c;
}

.concert-card.pity_alvarez .concert-badge {
  background: #f39c12;
}

.concert-card.bad_bunny .concert-badge {
  background: #2ecc71;
}

.concert-card.divididos .concert-badge {
  background: #34495e;
}

.concert-card.wos .concert-badge {
  background: #e67e22;
}

.concert-card.dillom .concert-badge {
  background: #27ae60;
}

.concert-card.nicki_nicole .concert-badge {
  background: #8e44ad;
}

.concert-card.c_tangana .concert-badge {
  background: #d35400;
}

.concert-card.maria_becerra .concert-badge {
  background: #e91e63;
}

.concert-card.truebi .concert-badge {
  background: #ff9800;
}

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

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

/* ===== ESTILOS PARA SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--light);
}

::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}

/* ===== FONDOS ESPECÍFICOS ===== */
.index-body {
  background: linear-gradient(135deg, rgba(26, 86, 219, 0.85) 0%, rgba(12, 78, 174, 0.85) 100%), url('assets/img/backgrounds/general-bg.jpg') center/cover fixed;
  min-height: 100vh;
}

/* ===== MEJORAS PARA FACEBOOK ADS ===== */
/* Asegurar que todas las imágenes tengan fallbacks */
.concert-image {
  position: relative;
  overflow: hidden;
  height: 200px;
  background: linear-gradient(135deg, #1a56db 0%, #1e429f 100%);
}

.concert-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Prevenir bloqueos de iframes */
iframe {
  border: 0;
  max-width: 100%;
}

/* Mejorar rendimiento para ads */
img {
  max-width: 100%;
  height: auto;
}

/* Evitar contenido que pueda ser bloqueado */
.ad-friendly-content {
  font-family: 'Montserrat', sans-serif;
  line-height: 1.6;
}

/* ===== SEGURIDAD MEJORADA ===== */
/* Prevenir clickjacking */
body {
  position: relative;
}

/* Ocultar información sensible en producción */
.production-hide {
  display: none !important;
}