/*!
 * Bootstrap Grid & Utilities (Offline Custom Clean Core v5.3.3)
 * Provides 100% offline responsive layout structure without external CDN reliance.
 */
:root {
  --bs-breakpoint-xs: 0;
  --bs-breakpoint-sm: 576px;
  --bs-breakpoint-md: 768px;
  --bs-breakpoint-lg: 992px;
  --bs-breakpoint-xl: 1200px;
  --bs-breakpoint-xxl: 1400px;
}

*, *::before, *::after {
  box-sizing: border-box;
}

/* Containers */
.container,
.container-fluid,
.container-sm,
.container-md,
.container-lg,
.container-xl,
.container-xxl {
  --bs-gutter-x: 1.5rem;
  --bs-gutter-y: 0;
  width: 100%;
  padding-right: calc(var(--bs-gutter-x) * 0.5);
  padding-left: calc(var(--bs-gutter-x) * 0.5);
  margin-right: auto;
  margin-left: auto;
}

@media (min-width: 576px) {
  .container, .container-sm { max-width: 540px; }
}
@media (min-width: 768px) {
  .container, .container-sm, .container-md { max-width: 720px; }
}
@media (min-width: 992px) {
  .container, .container-sm, .container-md, .container-lg { max-width: 960px; }
}
@media (min-width: 1200px) {
  .container, .container-sm, .container-md, .container-lg, .container-xl { max-width: 1140px; }
}
@media (min-width: 1400px) {
  .container, .container-sm, .container-md, .container-lg, .container-xl, .container-xxl { max-width: 1320px; }
}

/* Rows & Columns */
.row {
  --bs-gutter-x: 1.5rem;
  --bs-gutter-y: 0;
  display: flex;
  flex-wrap: wrap;
  margin-top: calc(-1 * var(--bs-gutter-y));
  margin-right: calc(-0.5 * var(--bs-gutter-x));
  margin-left: calc(-0.5 * var(--bs-gutter-x));
}
.row > * {
  box-sizing: border-box;
  flex-shrink: 0;
  width: 100%;
  max-width: 100%;
  padding-right: calc(var(--bs-gutter-x) * 0.5);
  padding-left: calc(var(--bs-gutter-x) * 0.5);
  margin-top: var(--bs-gutter-y);
}

.col { flex: 1 0 0%; }
.col-auto { flex: 0 0 auto; width: auto; }
.col-1 { flex: 0 0 auto; width: 8.33333333%; }
.col-2 { flex: 0 0 auto; width: 16.66666667%; }
.col-3 { flex: 0 0 auto; width: 25%; }
.col-4 { flex: 0 0 auto; width: 33.33333333%; }
.col-5 { flex: 0 0 auto; width: 41.66666667%; }
.col-6 { flex: 0 0 auto; width: 50%; }
.col-7 { flex: 0 0 auto; width: 58.33333333%; }
.col-8 { flex: 0 0 auto; width: 66.66666667%; }
.col-9 { flex: 0 0 auto; width: 75%; }
.col-10 { flex: 0 0 auto; width: 83.33333333%; }
.col-11 { flex: 0 0 auto; width: 91.66666667%; }
.col-12 { flex: 0 0 auto; width: 100%; }

@media (min-width: 576px) {
  .col-sm { flex: 1 0 0%; }
  .col-sm-auto { flex: 0 0 auto; width: auto; }
  .col-sm-6 { flex: 0 0 auto; width: 50%; }
  .col-sm-12 { flex: 0 0 auto; width: 100%; }
}

@media (min-width: 768px) {
  .col-md { flex: 1 0 0%; }
  .col-md-auto { flex: 0 0 auto; width: auto; }
  .col-md-3 { flex: 0 0 auto; width: 25%; }
  .col-md-4 { flex: 0 0 auto; width: 33.33333333%; }
  .col-md-5 { flex: 0 0 auto; width: 41.66666667%; }
  .col-md-6 { flex: 0 0 auto; width: 50%; }
  .col-md-7 { flex: 0 0 auto; width: 58.33333333%; }
  .col-md-8 { flex: 0 0 auto; width: 66.66666667%; }
  .col-md-9 { flex: 0 0 auto; width: 75%; }
  .col-md-12 { flex: 0 0 auto; width: 100%; }
}

@media (min-width: 992px) {
  .col-lg { flex: 1 0 0%; }
  .col-lg-auto { flex: 0 0 auto; width: auto; }
  .col-lg-2 { flex: 0 0 auto; width: 16.66666667%; }
  .col-lg-3 { flex: 0 0 auto; width: 25%; }
  .col-lg-4 { flex: 0 0 auto; width: 33.33333333%; }
  .col-lg-5 { flex: 0 0 auto; width: 41.66666667%; }
  .col-lg-6 { flex: 0 0 auto; width: 50%; }
  .col-lg-7 { flex: 0 0 auto; width: 58.33333333%; }
  .col-lg-8 { flex: 0 0 auto; width: 66.66666667%; }
  .col-lg-9 { flex: 0 0 auto; width: 75%; }
  .col-lg-12 { flex: 0 0 auto; width: 100%; }
}

@media (min-width: 1200px) {
  .col-xl-3 { flex: 0 0 auto; width: 25%; }
  .col-xl-4 { flex: 0 0 auto; width: 33.33333333%; }
  .col-xl-8 { flex: 0 0 auto; width: 66.66666667%; }
  .col-xl-9 { flex: 0 0 auto; width: 75%; }
}

/* Gutters */
.g-0, .gx-0 { --bs-gutter-x: 0; }
.g-0, .gy-0 { --bs-gutter-y: 0; }
.g-1, .gx-1 { --bs-gutter-x: 0.25rem; }
.g-1, .gy-1 { --bs-gutter-y: 0.25rem; }
.g-2, .gx-2 { --bs-gutter-x: 0.5rem; }
.g-2, .gy-2 { --bs-gutter-y: 0.5rem; }
.g-3, .gx-3 { --bs-gutter-x: 1rem; }
.g-3, .gy-3 { --bs-gutter-y: 1rem; }
.g-4, .gx-4 { --bs-gutter-x: 1.5rem; }
.g-4, .gy-4 { --bs-gutter-y: 1.5rem; }

/* Display & Flexbox Utilities */
.d-none { display: none !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }
.d-block { display: block !important; }
.d-flex { display: flex !important; }
.d-inline-flex { display: inline-flex !important; }
.d-grid { display: grid !important; }

@media (min-width: 576px) {
  .d-sm-none { display: none !important; }
  .d-sm-block { display: block !important; }
  .d-sm-flex { display: flex !important; }
}
@media (min-width: 768px) {
  .d-md-none { display: none !important; }
  .d-md-block { display: block !important; }
  .d-md-flex { display: flex !important; }
}
@media (min-width: 992px) {
  .d-lg-none { display: none !important; }
  .d-lg-block { display: block !important; }
  .d-lg-flex { display: flex !important; }
}

.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }
.flex-grow-1 { flex-grow: 1 !important; }
.flex-shrink-0 { flex-shrink: 0 !important; }

.justify-content-start { justify-content: flex-start !important; }
.justify-content-end { justify-content: flex-end !important; }
.justify-content-center { justify-content: center !important; }
.justify-content-between { justify-content: space-between !important; }
.justify-content-around { justify-content: space-around !important; }

.align-items-start { align-items: flex-start !important; }
.align-items-end { align-items: flex-end !important; }
.align-items-center { align-items: center !important; }
.align-items-baseline { align-items: baseline !important; }
.align-items-stretch { align-items: stretch !important; }

.align-self-center { align-self: center !important; }

/* Gap */
.gap-1 { gap: 0.25rem !important; }
.gap-2 { gap: 0.5rem !important; }
.gap-3 { gap: 1rem !important; }
.gap-4 { gap: 1.5rem !important; }

/* Spacing */
.m-0 { margin: 0 !important; }
.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mt-5 { margin-top: 3rem !important; }
.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 3rem !important; }
.my-auto { margin-top: auto !important; margin-bottom: auto !important; }
.mx-auto { margin-right: auto !important; margin-left: auto !important; }
.me-auto { margin-right: auto !important; }
.ms-auto { margin-left: auto !important; }

.p-0 { padding: 0 !important; }
.p-2 { padding: 0.5rem !important; }
.p-3 { padding: 1rem !important; }
.p-4 { padding: 1.5rem !important; }
.py-1 { padding-top: 0.25rem !important; padding-bottom: 0.25rem !important; }
.py-2 { padding-top: 0.5rem !important; padding-bottom: 0.5rem !important; }
.py-3 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
.py-4 { padding-top: 1.5rem !important; padding-bottom: 1.5rem !important; }
.px-2 { padding-right: 0.5rem !important; padding-left: 0.5rem !important; }
.px-3 { padding-right: 1rem !important; padding-left: 1rem !important; }
.px-4 { padding-right: 1.5rem !important; padding-left: 1.5rem !important; }

/* Text */
.text-start { text-align: left !important; }
.text-end { text-align: right !important; }
.text-center { text-align: center !important; }
.text-truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fw-normal { font-weight: 400 !important; }
.fw-medium { font-weight: 500 !important; }
.fw-semibold { font-weight: 600 !important; }
.fw-bold { font-weight: 700 !important; }
.fs-1 { font-size: 2.5rem !important; }
.fs-2 { font-size: 2rem !important; }
.fs-3 { font-size: 1.75rem !important; }
.fs-4 { font-size: 1.5rem !important; }
.fs-5 { font-size: 1.25rem !important; }
.fs-6 { font-size: 1rem !important; }
.small, small { font-size: 0.875rem; }

/* Width / Height */
.w-100 { width: 100% !important; }
.w-auto { width: auto !important; }
.h-100 { height: 100% !important; }

/* Borders & Shadows */
.rounded { border-radius: 0.375rem !important; }
.rounded-2 { border-radius: 0.5rem !important; }
.rounded-3 { border-radius: 0.75rem !important; }
.rounded-4 { border-radius: 1rem !important; }
.rounded-circle { border-radius: 50% !important; }
.rounded-pill { border-radius: 50rem !important; }
.border { border: 1px solid #e5e7eb !important; }
.border-0 { border: 0 !important; }
.border-top { border-top: 1px solid #e5e7eb !important; }
.border-bottom { border-bottom: 1px solid #e5e7eb !important; }
.shadow-none { box-shadow: none !important; }
.shadow-sm { box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05) !important; }
.shadow { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06) !important; }
.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05) !important; }

/* Position */
.position-relative { position: relative !important; }
.position-absolute { position: absolute !important; }
.position-fixed { position: fixed !important; }
.position-sticky { position: sticky !important; }
.top-0 { top: 0 !important; }
.bottom-0 { bottom: 0 !important; }
.start-0 { left: 0 !important; }
.end-0 { right: 0 !important; }