/* ===============================================
   BOOTSTRAP UTILITIES - Minimal Essential Set
   Extracted from Bootstrap 4.6.1 for CaveSync
   =============================================== */

/* Container & Grid System */
.container,
.container-fluid {
  width: 100%;
  padding-right: 15px;
  padding-left: 15px;
  margin-right: auto;
  margin-left: auto;
}

@media (min-width: 576px) {
  .container { max-width: 540px; }
}
@media (min-width: 768px) {
  .container { max-width: 720px; }
}
@media (min-width: 992px) {
  .container { max-width: 960px; }
}
@media (min-width: 1200px) {
  .container { max-width: 1140px; }
}

.row {
  display: flex;
  flex-wrap: wrap;
  margin-right: -15px;
  margin-left: -15px;
}

.col, .col-1, .col-2, .col-3, .col-4, .col-5, .col-6,
.col-7, .col-8, .col-9, .col-10, .col-11, .col-12 {
  position: relative;
  width: 100%;
  padding-right: 15px;
  padding-left: 15px;
}

.col { flex-basis: 0; flex-grow: 1; max-width: 100%; }
.col-12 { flex: 0 0 100%; max-width: 100%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
.col-3 { flex: 0 0 25%; max-width: 25%; }

@media (min-width: 576px) {
  .col-sm-6 { flex: 0 0 50%; max-width: 50%; }
  .col-sm-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
}

@media (min-width: 768px) {
  .col-md-12 { flex: 0 0 100%; max-width: 100%; }
  .col-md-6 { flex: 0 0 50%; max-width: 50%; }
  .col-md-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
  .col-md-3 { flex: 0 0 25%; max-width: 25%; }
}

@media (min-width: 992px) {
  .col-lg-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
  .col-lg-6 { flex: 0 0 50%; max-width: 50%; }
  .col-lg-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
  .col-lg-3 { flex: 0 0 25%; max-width: 25%; }
}

/* 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; }

.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; }

/* Spacing Utilities */
.m-0 { margin: 0 !important; }
.m-1 { margin: 0.25rem !important; }
.m-2 { margin: 0.5rem !important; }
.m-3 { margin: 1rem !important; }
.m-4 { margin: 1.5rem !important; }
.m-5 { margin: 3rem !important; }
.m-auto { margin: auto !important; }

.mx-0 { margin-right: 0 !important; margin-left: 0 !important; }
.mx-1 { margin-right: 0.25rem !important; margin-left: 0.25rem !important; }
.mx-2 { margin-right: 0.5rem !important; margin-left: 0.5rem !important; }
.mx-3 { margin-right: 1rem !important; margin-left: 1rem !important; }
.mx-auto { margin-right: auto !important; margin-left: auto !important; }

.my-0 { margin-top: 0 !important; margin-bottom: 0 !important; }
.my-2 { margin-top: 0.5rem !important; margin-bottom: 0.5rem !important; }
.my-3 { margin-top: 1rem !important; margin-bottom: 1rem !important; }
.my-4 { margin-top: 1.5rem !important; margin-bottom: 1.5rem !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; }

.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; }

.me-1 { margin-right: 0.25rem !important; }
.me-2 { margin-right: 0.5rem !important; }
.me-3 { margin-right: 1rem !important; }

.ms-2 { margin-left: 0.5rem !important; }
.ms-3 { margin-left: 1rem !important; }

.p-0 { padding: 0 !important; }
.p-1 { padding: 0.25rem !important; }
.p-2 { padding: 0.5rem !important; }
.p-3 { padding: 1rem !important; }
.p-4 { padding: 1.5rem !important; }
.p-5 { padding: 3rem !important; }

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

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

/* Text Utilities */
.text-left { text-align: left !important; }
.text-right { text-align: right !important; }
.text-center { text-align: center !important; }

.text-primary { color: #2563eb !important; }
.text-secondary { color: #6c757d !important; }
.text-success { color: #0acb8e !important; }
.text-danger { color: #fe5461 !important; }
.text-warning { color: #fec400 !important; }
.text-info { color: #04c7e0 !important; }
.text-dark { color: #31343d !important; }
.text-muted { color: #8a909d !important; }
.text-white { color: #ffffff !important; }

.fw-normal { font-weight: 400 !important; }
.fw-bold { font-weight: 700 !important; }
.fw-bolder { font-weight: bolder !important; }

.text-decoration-none { text-decoration: none !important; }
.text-uppercase { text-transform: uppercase !important; }

/* Background Colors */
.bg-primary { background-color: #2563eb !important; }
.bg-secondary { background-color: #6c757d !important; }
.bg-success { background-color: #0acb8e !important; }
.bg-danger { background-color: #fe5461 !important; }
.bg-warning { background-color: #fec400 !important; }
.bg-info { background-color: #04c7e0 !important; }
.bg-light { background-color: #f0f1f5 !important; }
.bg-dark { background-color: #31343d !important; }
.bg-white { background-color: #ffffff !important; }

/* Width/Height */
.w-25 { width: 25% !important; }
.w-50 { width: 50% !important; }
.w-75 { width: 75% !important; }
.w-100 { width: 100% !important; }
.w-auto { width: auto !important; }

.h-25 { height: 25% !important; }
.h-50 { height: 50% !important; }
.h-75 { height: 75% !important; }
.h-100 { height: 100% !important; }
.h-auto { height: auto !important; }

/* Position */
.position-static { position: static !important; }
.position-relative { position: relative !important; }
.position-absolute { position: absolute !important; }
.position-fixed { position: fixed !important; }
.position-sticky { position: sticky !important; }

/* Border */
.border { border: 1px solid #dee2e6 !important; }
.border-0 { border: 0 !important; }
.border-top { border-top: 1px solid #dee2e6 !important; }
.border-bottom { border-bottom: 1px solid #dee2e6 !important; }

.rounded { border-radius: 0.25rem !important; }
.rounded-circle { border-radius: 50% !important; }
.rounded-pill { border-radius: 50rem !important; }

/* Shadow */
.shadow-sm { box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075) !important; }
.shadow { box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important; }
.shadow-lg { box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175) !important; }
.shadow-none { box-shadow: none !important; }

/* Overflow */
.overflow-hidden { overflow: hidden !important; }
.overflow-auto { overflow: auto !important; }

/* Visibility */
.visible { visibility: visible !important; }
.invisible { visibility: hidden !important; }

/* Gap utilities for flexbox/grid */
.gap-2 { gap: 0.5rem !important; }
.gap-3 { gap: 1rem !important; }
.g-2 { gap: 0.5rem !important; }
.g-3 { gap: 1rem !important; }

/* Responsive display utilities */
@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; }
  .text-lg-end { text-align: right !important; }
}

/* Responsive text alignment */
@media (min-width: 992px) {
  .text-lg-start { text-align: left !important; }
  .text-lg-end { text-align: right !important; }
}

@media (min-width: 768px) {
  .mt-md-0 { margin-top: 0 !important; }
  .mt-lg-0 { margin-top: 0 !important; }
}