/* 
 * Bixing Technology Website - Relative Units
 * Standardized relative units for consistent responsive design
 * Created: May 25, 2025
 */

/* 
 * RELATIVE SIZING CLASSES
 * These classes help replace fixed pixel values with relative units
 */

/* Width classes */
.w-100 {
  width: 100%;
}

.w-75 {
  width: 75%;
}

.w-50 {
  width: 50%;
}

.w-25 {
  width: 25%;
}

.w-auto {
  width: auto;
}

/* Max-width classes */
.mw-100 {
  max-width: 100%;
}

.mw-75 {
  max-width: 75%;
}

.mw-50 {
  max-width: 50%;
}

.mw-25 {
  max-width: 25%;
}

/* Height classes */
.h-100 {
  height: 100%;
}

.h-75 {
  height: 75%;
}

.h-50 {
  height: 50%;
}

.h-25 {
  height: 25%;
}

.h-auto {
  height: auto;
}

/* Max-height classes */
.mh-100 {
  max-height: 100%;
}

/* Viewport-relative classes */
.vh-100 {
  height: 100vh;
}

.vh-75 {
  height: 75vh;
}

.vh-50 {
  height: 50vh;
}

.vh-25 {
  height: 25vh;
}

.vw-100 {
  width: 100vw;
}

.vw-75 {
  width: 75vw;
}

.vw-50 {
  width: 50vw;
}

.vw-25 {
  width: 25vw;
}

/* Relative text size classes */
.text-xs {
  font-size: 0.75rem; /* 12px at 16px base */
}

.text-sm {
  font-size: 0.875rem; /* 14px at 16px base */
}

.text-base {
  font-size: 1rem; /* 16px */
}

.text-lg {
  font-size: 1.125rem; /* 18px at 16px base */
}

.text-xl {
  font-size: 1.25rem; /* 20px at 16px base */
}

.text-2xl {
  font-size: 1.5rem; /* 24px at 16px base */
}

.text-3xl {
  font-size: 1.875rem; /* 30px at 16px base */
}

.text-4xl {
  font-size: 2.25rem; /* 36px at 16px base */
}

.text-5xl {
  font-size: 3rem; /* 48px at 16px base */
}

/* Responsive text size classes */
@media (max-width: 575.98px) {
  .text-xs-sm {
    font-size: 0.75rem;
  }
  
  .text-sm-sm {
    font-size: 0.875rem;
  }
  
  .text-base-sm {
    font-size: 1rem;
  }
  
  .text-lg-sm {
    font-size: 1.125rem;
  }
  
  .text-xl-sm {
    font-size: 1.25rem;
  }
  
  .text-2xl-sm {
    font-size: 1.5rem;
  }
}

/* Relative spacing classes */
.m-0 {
  margin: 0;
}

.m-1 {
  margin: 0.25rem;
}

.m-2 {
  margin: 0.5rem;
}

.m-3 {
  margin: 1rem;
}

.m-4 {
  margin: 1.5rem;
}

.m-5 {
  margin: 3rem;
}

.mt-0 {
  margin-top: 0;
}

.mt-1 {
  margin-top: 0.25rem;
}

.mt-2 {
  margin-top: 0.5rem;
}

.mt-3 {
  margin-top: 1rem;
}

.mt-4 {
  margin-top: 1.5rem;
}

.mt-5 {
  margin-top: 3rem;
}

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

.mb-1 {
  margin-bottom: 0.25rem;
}

.mb-2 {
  margin-bottom: 0.5rem;
}

.mb-3 {
  margin-bottom: 1rem;
}

.mb-4 {
  margin-bottom: 1.5rem;
}

.mb-5 {
  margin-bottom: 3rem;
}

.ml-0 {
  margin-left: 0;
}

.ml-1 {
  margin-left: 0.25rem;
}

.ml-2 {
  margin-left: 0.5rem;
}

.ml-3 {
  margin-left: 1rem;
}

.ml-4 {
  margin-left: 1.5rem;
}

.ml-5 {
  margin-left: 3rem;
}

.mr-0 {
  margin-right: 0;
}

.mr-1 {
  margin-right: 0.25rem;
}

.mr-2 {
  margin-right: 0.5rem;
}

.mr-3 {
  margin-right: 1rem;
}

.mr-4 {
  margin-right: 1.5rem;
}

.mr-5 {
  margin-right: 3rem;
}

.mx-0 {
  margin-left: 0;
  margin-right: 0;
}

.mx-1 {
  margin-left: 0.25rem;
  margin-right: 0.25rem;
}

.mx-2 {
  margin-left: 0.5rem;
  margin-right: 0.5rem;
}

.mx-3 {
  margin-left: 1rem;
  margin-right: 1rem;
}

.mx-4 {
  margin-left: 1.5rem;
  margin-right: 1.5rem;
}

.mx-5 {
  margin-left: 3rem;
  margin-right: 3rem;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.my-0 {
  margin-top: 0;
  margin-bottom: 0;
}

.my-1 {
  margin-top: 0.25rem;
  margin-bottom: 0.25rem;
}

.my-2 {
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
}

.my-3 {
  margin-top: 1rem;
  margin-bottom: 1rem;
}

.my-4 {
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
}

.my-5 {
  margin-top: 3rem;
  margin-bottom: 3rem;
}

/* Padding classes */
.p-0 {
  padding: 0;
}

.p-1 {
  padding: 0.25rem;
}

.p-2 {
  padding: 0.5rem;
}

.p-3 {
  padding: 1rem;
}

.p-4 {
  padding: 1.5rem;
}

.p-5 {
  padding: 3rem;
}

.pt-0 {
  padding-top: 0;
}

.pt-1 {
  padding-top: 0.25rem;
}

.pt-2 {
  padding-top: 0.5rem;
}

.pt-3 {
  padding-top: 1rem;
}

.pt-4 {
  padding-top: 1.5rem;
}

.pt-5 {
  padding-top: 3rem;
}

.pb-0 {
  padding-bottom: 0;
}

.pb-1 {
  padding-bottom: 0.25rem;
}

.pb-2 {
  padding-bottom: 0.5rem;
}

.pb-3 {
  padding-bottom: 1rem;
}

.pb-4 {
  padding-bottom: 1.5rem;
}

.pb-5 {
  padding-bottom: 3rem;
}

.pl-0 {
  padding-left: 0;
}

.pl-1 {
  padding-left: 0.25rem;
}

.pl-2 {
  padding-left: 0.5rem;
}

.pl-3 {
  padding-left: 1rem;
}

.pl-4 {
  padding-left: 1.5rem;
}

.pl-5 {
  padding-left: 3rem;
}

.pr-0 {
  padding-right: 0;
}

.pr-1 {
  padding-right: 0.25rem;
}

.pr-2 {
  padding-right: 0.5rem;
}

.pr-3 {
  padding-right: 1rem;
}

.pr-4 {
  padding-right: 1.5rem;
}

.pr-5 {
  padding-right: 3rem;
}

.px-0 {
  padding-left: 0;
  padding-right: 0;
}

.px-1 {
  padding-left: 0.25rem;
  padding-right: 0.25rem;
}

.px-2 {
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}

.px-3 {
  padding-left: 1rem;
  padding-right: 1rem;
}

.px-4 {
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.px-5 {
  padding-left: 3rem;
  padding-right: 3rem;
}

.py-0 {
  padding-top: 0;
  padding-bottom: 0;
}

.py-1 {
  padding-top: 0.25rem;
  padding-bottom: 0.25rem;
}

.py-2 {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

.py-3 {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.py-4 {
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}

.py-5 {
  padding-top: 3rem;
  padding-bottom: 3rem;
}

/* Responsive spacing classes */
@media (max-width: 575.98px) {
  .m-sm-0 {
    margin: 0;
  }
  
  .m-sm-1 {
    margin: 0.25rem;
  }
  
  .m-sm-2 {
    margin: 0.5rem;
  }
  
  .m-sm-3 {
    margin: 1rem;
  }
  
  .p-sm-0 {
    padding: 0;
  }
  
  .p-sm-1 {
    padding: 0.25rem;
  }
  
  .p-sm-2 {
    padding: 0.5rem;
  }
  
  .p-sm-3 {
    padding: 1rem;
  }
}

/* Gap classes for flexbox and grid */
.gap-0 {
  gap: 0;
}

.gap-1 {
  gap: 0.25rem;
}

.gap-2 {
  gap: 0.5rem;
}

.gap-3 {
  gap: 1rem;
}

.gap-4 {
  gap: 1.5rem;
}

.gap-5 {
  gap: 3rem;
}

/* Responsive gap classes */
@media (max-width: 575.98px) {
  .gap-sm-0 {
    gap: 0;
  }
  
  .gap-sm-1 {
    gap: 0.25rem;
  }
  
  .gap-sm-2 {
    gap: 0.5rem;
  }
  
  .gap-sm-3 {
    gap: 1rem;
  }
}