/* ==========================================================================
   SISTEMA DE EVENTOS - ESTILOS GLOBALES & SISTEMA DE DISEÑO
   ========================================================================== */

:root {
  --primary: #9b72cf;
  --primary-dark: #6b439c;
  --primary-light: #f3ebfa;
  --secondary: #e0a96d;
  --secondary-dark: #b87b38;
  --secondary-light: #fdf6ec;
  --accent: #2e86ab;
  --success: #2a9d8f;
  --success-light: #e8f7f5;
  --warning: #f4a261;
  --danger: #e76f51;
  
  --dark-900: #1a1e29;
  --dark-800: #242938;
  --dark-700: #333a4d;
  --gray-600: #555e70;
  --gray-400: #8c96a8;
  --gray-200: #e2e8f0;
  --gray-100: #f1f5f9;
  --gray-50: #f8fafc;
  --white: #ffffff;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 6px 18px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 14px 32px rgba(0, 0, 0, 0.12);
  --shadow-hover: 0 18px 40px rgba(0, 0, 0, 0.16);

  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--gray-50);
  color: var(--dark-900);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Tipografía */
h1, h2, h3, h4, .font-serif {
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--dark-900);
  letter-spacing: -0.01em;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* Navbar */
.navbar {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0.85rem 1.5rem;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--dark-900);
  text-decoration: none;
}

.nav-brand span {
  color: var(--secondary-dark);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-600);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary-dark);
  background: var(--primary-light);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.3rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  line-height: 1.2;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(155, 114, 207, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(155, 114, 207, 0.45);
  color: var(--white);
}

.btn-secondary {
  background: var(--white);
  color: var(--dark-800);
  border-color: var(--gray-200);
}

.btn-secondary:hover {
  background: var(--gray-100);
  border-color: var(--gray-400);
}

.btn-gold {
  background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(224, 169, 109, 0.35);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(224, 169, 109, 0.45);
  color: var(--white);
}

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

.btn-success:hover {
  background: #238276;
}

.btn-sm {
  padding: 0.45rem 0.9rem;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 0.85rem 1.8rem;
  font-size: 1.1rem;
  border-radius: var(--radius-md);
}

.btn-block {
  width: 100%;
}

/* Badges & Pills */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
}

.badge-purple { background: var(--primary-light); color: var(--primary-dark); }
.badge-gold { background: var(--secondary-light); color: var(--secondary-dark); }
.badge-green { background: var(--success-light); color: var(--success); }
.badge-blue { background: #e0f2fe; color: #0369a1; }
.badge-gray { background: var(--gray-200); color: var(--gray-600); }

/* Layout Containers */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  width: 100%;
}

.page-header {
  margin-bottom: 2rem;
}

.page-header h1 {
  font-size: 2.2rem;
  margin-bottom: 0.5rem;
}

.page-header p {
  color: var(--gray-600);
  font-size: 1.05rem;
}

/* Tarjetas (Cards) */
.card {
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all 0.25s ease;
}

.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: #cbd5e1;
}

.card-body {
  padding: 1.5rem;
}

.card-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Hero Section */
.hero {
  position: relative;
  background: linear-gradient(135deg, #1f1d2e 0%, #2b2538 50%, #1a2233 100%);
  color: var(--white);
  padding: 5rem 1.5rem 4rem;
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(155, 114, 207, 0.25) 0%, rgba(224, 169, 109, 0.1) 60%, transparent 80%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 850px;
  margin: 0 auto;
}

.hero-tag {
  display: inline-block;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--secondary);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}

.hero h1 {
  font-size: 3.4rem;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 1.2rem;
}

.hero p {
  font-size: 1.25rem;
  color: #d1d5db;
  margin-bottom: 2rem;
  font-weight: 300;
}

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

/* Grillas */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

/* Formularios */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--dark-800);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-family: inherit;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  background-color: var(--white);
  color: var(--dark-900);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(155, 114, 207, 0.2);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

/* Modales */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease;
}

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

.modal-box {
  background: var(--white);
  border-radius: var(--radius-lg);
  max-width: 580px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.98);
  transition: transform 0.25s ease;
}

.modal-overlay.active .modal-box {
  transform: translateY(0) scale(1);
}

.modal-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.3rem;
  font-weight: 700;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--gray-400);
  transition: color 0.2s;
}

.modal-close:hover {
  color: var(--dark-900);
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--gray-200);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  background: var(--gray-50);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* Barras de Progreso */
.progress-bar-container {
  width: 100%;
  height: 8px;
  background: var(--gray-200);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: 0.6rem 0;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--secondary) 0%, var(--primary) 100%);
  border-radius: var(--radius-full);
  transition: width 0.6s ease;
}

/* Tabs */
.tabs-nav {
  display: flex;
  gap: 0.5rem;
  border-bottom: 2px solid var(--gray-200);
  margin-bottom: 1.75rem;
  overflow-x: auto;
}

.tab-btn {
  padding: 0.75rem 1.25rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--gray-600);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  margin-bottom: -2px;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  color: var(--primary);
}

.tab-btn.active {
  color: var(--primary-dark);
  border-bottom-color: var(--primary-dark);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Tarjetas de estadísticas */
.stat-card {
  background: var(--white);
  padding: 1.4rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.stat-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.stat-val {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--dark-900);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--gray-600);
  font-weight: 500;
}

/* Toast Notificaciones */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.toast {
  background: var(--dark-900);
  color: var(--white);
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  animation: slideIn 0.3s ease;
}

.toast-success { border-left: 4px solid var(--success); }
.toast-error { border-left: 4px solid var(--danger); }
.toast-info { border-left: 4px solid var(--accent); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Footer */
footer {
  margin-top: auto;
  background: var(--dark-900);
  color: var(--gray-400);
  padding: 3rem 1.5rem 2rem;
  border-top: 1px solid var(--dark-700);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-col h4 {
  color: var(--white);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.5rem;
}

.footer-col a {
  color: var(--gray-400);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--dark-700);
  font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 { font-size: 2.2rem; }
  .hero p { font-size: 1.05rem; }
  .nav-links { display: none; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}