/* =========================================
   VARIABLES Y CONFIGURACIÓN BASE
   ========================================= */
:root {
  --bg-dark: #0f172a;        /* Fondo principal */
  --bg-card: #1e293b;        /* Fondo de tarjetas */
  --bg-card-hover: #334155;  /* Hover en tarjetas */
  --text-main: #f8fafc;      /* Texto principal */
  --text-muted: #94a3b8;     /* Texto secundario */
  --border-color: #334155;   /* Bordes */
  
  /* Colores de Acento (Mantenidos y mejorados) */
  --accent-green: #10b981;   /* Abierta / Corriendo */
  --accent-red: #ef4444;     /* Cerrada / Cancelada / Retirado */
  --accent-blue: #3b82f6;    /* Oficial / Finalizada */
  --accent-gold: #eab308;    /* Featured / Favorito / Oro */
  --accent-silver: #cbd5e1;  /* Plata */
  --accent-bronze: #cd7f32;  /* Bronce */

  --border-radius: 12px;
  --transition: all 0.2s ease-in-out;
}

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

body {
  font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  font-size: 16px; /* Base más grande para mejor lectura */
  -webkit-font-smoothing: antialiased;
}

/* =========================================
   CONTENEDORES PRINCIPALES
   ========================================= */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 15px;
}

.header-main {
  text-align: center;
  padding: 20px 0 30px 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 30px;
}

.header-main h1 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-main);
}

.header-main span {
  color: var(--accent-gold);
}

/* =========================================
   SECCIONES Y GRID (INDEX)
   ========================================= */
.section-title {
  font-size: 1.4rem;
  margin: 30px 0 15px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border-color);
}

.grid-hipodromos {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

/* =========================================
   TARJETAS DE HIPÓDROMOS (INDEX)
   ========================================= */
.card {
  background-color: var(--bg-card);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  padding: 20px;
  text-decoration: none;
  color: var(--text-main);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card:hover {
  background-color: var(--bg-card-hover);
  transform: translateY(-3px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.track-name {
  font-size: 1.25rem;
  font-weight: bold;
  display: flex;
  align-items: center;
  gap: 8px;
}

.badge {
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.badge-featured {
  background-color: rgba(234, 179, 8, 0.2);
  color: var(--accent-gold);
  border: 1px solid var(--accent-gold);
}

.badge-mtp {
  background-color: rgba(16, 185, 129, 0.2);
  color: var(--accent-green);
  border: 1px solid var(--accent-green);
}

.badge-null {
  background-color: rgba(148, 163, 184, 0.2);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
}

.card-info {
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.95rem;
  border-top: 1px solid var(--border-color);
  padding-top: 12px;
}

/* =========================================
   DISEÑO DEL DETALLE DE CARRERA
   ========================================= */
.detalle-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 15px;
}

.detalle-header {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 20px 0;
  margin-bottom: 20px;
}

.btn-volver-movil {
  background-color: var(--bg-card);
  color: var(--text-main);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  text-decoration: none;
  font-size: 1.2rem;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.btn-volver-movil:hover {
  background-color: var(--bg-card-hover);
}

.detalle-header h1 {
  font-size: 1.6rem;
  font-weight: bold;
  line-height: 1.2;
}

/* Tarjetas Informativas en Detalle */
.info-box {
  background-color: var(--bg-card);
  border-radius: var(--border-radius);
  padding: 20px;
  margin-bottom: 20px;
  border: 1px solid var(--border-color);
}

.estado-carrera {
  text-align: center;
  font-size: 1.2rem;
  font-weight: bold;
  padding: 15px;
  border-radius: var(--border-radius);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.estado-carrera.open { background-color: rgba(16, 185, 129, 0.15); color: var(--accent-green); border: 1px solid var(--accent-green); }
.estado-carrera.closed { background-color: rgba(239, 68, 68, 0.15); color: var(--accent-red); border: 1px solid var(--accent-red); }
.estado-carrera.official { background-color: rgba(59, 130, 246, 0.15); color: var(--accent-blue); border: 1px solid var(--accent-blue); }
.estado-carrera.canceled { background-color: rgba(148, 163, 184, 0.15); color: var(--text-muted); border: 1px dashed var(--text-muted); }

.info-carrera-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 15px;
  text-align: center;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.info-item .label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.info-item .value {
  font-size: 1.1rem;
  font-weight: bold;
}

/* Podio de Resultados */
.podio-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 15px;
  background-color: rgba(0,0,0,0.2);
  border-radius: 8px;
  margin-bottom: 10px;
}

.posicion {
  width: 35px;
  height: 35px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-weight: bold;
  font-size: 1rem;
}

.posicion.oro { background-color: var(--accent-gold); color: #000; }
.posicion.plata { background-color: var(--accent-silver); color: #000; }
.posicion.bronce { background-color: var(--accent-bronze); color: #000; }
.posicion.normal { background-color: var(--bg-card-hover); color: var(--text-muted); }

/* Lista de Caballos */
.lista-caballos {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.caballo-item {
  display: flex;
  align-items: center;
  background-color: var(--bg-card);
  padding: 15px;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  gap: 15px;
}

.caballo-item.favorito {
  border-left: 4px solid var(--accent-gold);
}

.caballo-item.retirado {
  opacity: 0.5;
  border-left: 4px solid var(--accent-red);
}

.caballo-numero {
  background-color: var(--bg-dark);
  color: var(--text-main);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-weight: bold;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.caballo-detalles {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.caballo-nombre {
  font-size: 1.1rem;
  font-weight: bold;
  display: flex;
  align-items: center;
  gap: 10px;
}

.caballo-jockey {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.badge-retirado {
  font-size: 0.75rem;
  background-color: var(--accent-red);
  color: white;
  padding: 2px 8px;
  border-radius: 12px;
  text-transform: uppercase;
}

.caballo-odds {
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--accent-green);
  text-align: right;
}

/* Utilidades */
.text-center { text-align: center; }
.mt-20 { margin-top: 20px; }