/**
 * Estilos para botones
 * Sistema modular de botones con diferentes variantes
 */

/* Estilo base para todos los botones */
.btn {
  display: inline-block;
  font-weight: 600;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  user-select: none;
  border: var(--border-width) solid transparent;
  padding: 0.6rem 1.5rem;
  font-size: var(--font-size-base);
  line-height: 1.5;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

/* Efecto hover para todos los botones */
.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

.btn:active {
  transform: translateY(1px);
  box-shadow: var(--shadow-sm);
}

/* Efecto ripple para botones */
.btn::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  pointer-events: none;
  background-image: radial-gradient(circle, #fff 10%, transparent 10.01%);
  background-repeat: no-repeat;
  background-position: 50%;
  transform: scale(10, 10);
  opacity: 0;
  transition: transform 0.5s, opacity 1s;
}

.btn:active::after {
  transform: scale(0, 0);
  opacity: 0.3;
  transition: 0s;
}

/* Botón primario (rojo) */
.btn-primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--text-light);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--text-light);
}

/* Botón secundario (gris oscuro) */
.btn-secondary {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--text-light);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--color-secondary-light);
  border-color: var(--color-secondary-light);
  color: var(--text-light);
}

/* Botón de contorno (outline) */
.btn-outline {
  background-color: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover,
.btn-outline:focus {
  background-color: var(--color-primary);
  color: var(--text-light);
}

/* Botón claro */
.btn-light {
  background-color: var(--text-light);
  border-color: var(--text-light);
  color: var(--color-primary);
}

.btn-light:hover,
.btn-light:focus {
  background-color: #fff;
  border-color: #fff;
  color: var(--color-primary-dark);
}

/* Botón de éxito */
.btn-success {
  background-color: var(--color-success);
  border-color: var(--color-success);
  color: var(--text-light);
}

.btn-success:hover,
.btn-success:focus {
  background-color: darken(var(--color-success), 10%);
  border-color: darken(var(--color-success), 10%);
}

/* Botón de advertencia */
.btn-warning {
  background-color: var(--color-warning);
  border-color: var(--color-warning);
  color: var(--text-dark);
}

.btn-warning:hover,
.btn-warning:focus {
  background-color: darken(var(--color-warning), 10%);
  border-color: darken(var(--color-warning), 10%);
}

/* Tamaños de botones */
.btn-sm {
  padding: 0.4rem 1rem;
  font-size: var(--font-size-sm);
}

.btn-lg {
  padding: 0.8rem 2rem;
  font-size: var(--font-size-lg);
}

/* Botón de ancho completo */
.btn-block {
  display: block;
  width: 100%;
}

/* Botón con icono */
.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.btn-icon .icon {
  width: 18px;
  height: 18px;
}

/* Botón desactivado */
.btn:disabled,
.btn.disabled {
  opacity: 0.65;
  pointer-events: none;
  transform: none !important;
  box-shadow: none !important;
}

/* Estilos para botones de grupo */
.btn-group {
  display: inline-flex;
  position: relative;
}

.btn-group .btn {
  position: relative;
  flex: 1 1 auto;
}

.btn-group .btn:not(:first-child) {
  margin-left: -1px;
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

.btn-group .btn:not(:last-child) {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}