/**
 * PGA MODERN THEME - Camada de Compatibilidade Bootstrap 3 → 4
 * 
 * Adiciona utilitários do Bootstrap 4 que não existem no Bootstrap 3.3.4.
 * Deve ser incluído ANTES do pga-modern.css.
 * 
 * @description Polyfill de classes BS4 para uso no ambiente BS3 do PGA2-SEMED
 */

/* ========================================
   FLEXBOX UTILITIES
   ======================================== */
.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-row-reverse { flex-direction: row-reverse !important; }
.flex-column-reverse { flex-direction: column-reverse !important; }
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }
.flex-fill { flex: 1 1 auto !important; }
.flex-grow-0 { flex-grow: 0 !important; }
.flex-grow-1 { flex-grow: 1 !important; }
.flex-shrink-0 { flex-shrink: 0 !important; }
.flex-shrink-1 { flex-shrink: 1 !important; }

/* ========================================
   ALIGNMENT UTILITIES
   ======================================== */
.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-start { align-self: flex-start !important; }
.align-self-end { align-self: flex-end !important; }
.align-self-center { align-self: center !important; }
.align-self-stretch { align-self: stretch !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; }

/* ========================================
   SPACING UTILITIES (margin & padding)
   ======================================== */

/* Margin - all sides */
.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; }

/* Margin - top */
.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; }
.mt-auto { margin-top: auto !important; }

/* Margin - bottom */
.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; }

/* Margin - left (start) */
.ml-0 { margin-left: 0 !important; }
.ml-1 { margin-left: 0.25rem !important; }
.ml-2 { margin-left: 0.5rem !important; }
.ml-3 { margin-left: 1rem !important; }
.ml-4 { margin-left: 1.5rem !important; }
.ml-5 { margin-left: 3rem !important; }
.ml-auto { margin-left: auto !important; }

/* Margin - right (end) */
.mr-0 { margin-right: 0 !important; }
.mr-1 { margin-right: 0.25rem !important; }
.mr-2 { margin-right: 0.5rem !important; }
.mr-3 { margin-right: 1rem !important; }
.mr-4 { margin-right: 1.5rem !important; }
.mr-5 { margin-right: 3rem !important; }
.mr-auto { margin-right: auto !important; }

/* Margin - x axis */
.mx-0 { margin-left: 0 !important; margin-right: 0 !important; }
.mx-1 { margin-left: 0.25rem !important; margin-right: 0.25rem !important; }
.mx-2 { margin-left: 0.5rem !important; margin-right: 0.5rem !important; }
.mx-3 { margin-left: 1rem !important; margin-right: 1rem !important; }
.mx-4 { margin-left: 1.5rem !important; margin-right: 1.5rem !important; }
.mx-auto { margin-left: auto !important; margin-right: auto !important; }

/* Margin - y axis */
.my-0 { margin-top: 0 !important; margin-bottom: 0 !important; }
.my-1 { margin-top: 0.25rem !important; margin-bottom: 0.25rem !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; }

/* Padding - all sides */
.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; }

/* Padding - top */
.pt-0 { padding-top: 0 !important; }
.pt-1 { padding-top: 0.25rem !important; }
.pt-2 { padding-top: 0.5rem !important; }
.pt-3 { padding-top: 1rem !important; }
.pt-4 { padding-top: 1.5rem !important; }

/* Padding - bottom */
.pb-0 { padding-bottom: 0 !important; }
.pb-1 { padding-bottom: 0.25rem !important; }
.pb-2 { padding-bottom: 0.5rem !important; }
.pb-3 { padding-bottom: 1rem !important; }
.pb-4 { padding-bottom: 1.5rem !important; }

/* Padding - left */
.pl-0 { padding-left: 0 !important; }
.pl-1 { padding-left: 0.25rem !important; }
.pl-2 { padding-left: 0.5rem !important; }
.pl-3 { padding-left: 1rem !important; }
.pl-4 { padding-left: 1.5rem !important; }

/* Padding - right */
.pr-0 { padding-right: 0 !important; }
.pr-1 { padding-right: 0.25rem !important; }
.pr-2 { padding-right: 0.5rem !important; }
.pr-3 { padding-right: 1rem !important; }
.pr-4 { padding-right: 1.5rem !important; }

/* Padding - x axis */
.px-0 { padding-left: 0 !important; padding-right: 0 !important; }
.px-1 { padding-left: 0.25rem !important; padding-right: 0.25rem !important; }
.px-2 { padding-left: 0.5rem !important; padding-right: 0.5rem !important; }
.px-3 { padding-left: 1rem !important; padding-right: 1rem !important; }
.px-4 { padding-left: 1.5rem !important; padding-right: 1.5rem !important; }

/* Padding - y axis */
.py-0 { padding-top: 0 !important; padding-bottom: 0 !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; }

/* ========================================
   DISPLAY UTILITIES
   ======================================== */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }
.d-table { display: table !important; }
.d-table-row { display: table-row !important; }
.d-table-cell { display: table-cell !important; }

/* Responsive display */
@media (min-width: 768px) {
    .d-sm-none { display: none !important; }
    .d-sm-block { display: block !important; }
    .d-sm-inline { display: inline !important; }
    .d-sm-inline-block { display: inline-block !important; }
    .d-sm-flex { display: flex !important; }
}

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

@media (min-width: 1200px) {
    .d-lg-none { display: none !important; }
    .d-lg-block { display: block !important; }
    .d-lg-flex { display: flex !important; }
}

/* ========================================
   BUTTON UTILITIES
   ======================================== */
.btn-light {
    background-color: #f8f9fa;
    border-color: #ddd;
    color: #333;
}

.btn-light:hover,
.btn-light:focus {
    background-color: #e2e6ea;
    border-color: #ccc;
    color: #333;
}

.btn-outline-primary {
    color: #337ab7;
    background-color: transparent;
    border: 1px solid #337ab7;
}

.btn-outline-primary:hover {
    color: #fff;
    background-color: #337ab7;
    border-color: #337ab7;
}

.btn-outline-success {
    color: #5cb85c;
    background-color: transparent;
    border: 1px solid #5cb85c;
}

.btn-outline-success:hover {
    color: #fff;
    background-color: #5cb85c;
    border-color: #5cb85c;
}

.btn-outline-danger {
    color: #d9534f;
    background-color: transparent;
    border: 1px solid #d9534f;
}

.btn-outline-danger:hover {
    color: #fff;
    background-color: #d9534f;
    border-color: #d9534f;
}

.btn-outline-warning {
    color: #f0ad4e;
    background-color: transparent;
    border: 1px solid #f0ad4e;
}

.btn-outline-warning:hover {
    color: #fff;
    background-color: #f0ad4e;
    border-color: #f0ad4e;
}

.btn-outline-info {
    color: #5bc0de;
    background-color: transparent;
    border: 1px solid #5bc0de;
}

.btn-outline-info:hover {
    color: #fff;
    background-color: #5bc0de;
    border-color: #5bc0de;
}

.btn-outline-secondary {
    color: #718096;
    background-color: transparent;
    border: 1px solid #a0aec0;
}

.btn-outline-secondary:hover {
    color: #fff;
    background-color: #718096;
    border-color: #718096;
}

/* ========================================
   TEXT UTILITIES
   ======================================== */
.text-muted { color: #777 !important; }
.text-primary { color: #337ab7 !important; }
.text-success { color: #5cb85c !important; }
.text-danger { color: #d9534f !important; }
.text-warning { color: #f0ad4e !important; }
.text-info { color: #5bc0de !important; }
.text-dark { color: #333 !important; }
.text-light { color: #f8f9fa !important; }
.text-white { color: #fff !important; }

.text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.font-weight-bold { font-weight: 700 !important; }
.font-weight-normal { font-weight: 400 !important; }
.font-weight-light { font-weight: 300 !important; }
.font-italic { font-style: italic !important; }

.text-left { text-align: left !important; }
.text-right { text-align: right !important; }
.text-center { text-align: center !important; }
.text-nowrap { white-space: nowrap !important; }
.text-lowercase { text-transform: lowercase !important; }
.text-uppercase { text-transform: uppercase !important; }
.text-capitalize { text-transform: capitalize !important; }

/* ========================================
   BORDER UTILITIES
   ======================================== */
.border { border: 1px solid #dee2e6 !important; }
.border-top { border-top: 1px solid #dee2e6 !important; }
.border-bottom { border-bottom: 1px solid #dee2e6 !important; }
.border-left { border-left: 1px solid #dee2e6 !important; }
.border-right { border-right: 1px solid #dee2e6 !important; }
.border-0 { border: 0 !important; }

.rounded { border-radius: 0.25rem !important; }
.rounded-sm { border-radius: 0.2rem !important; }
.rounded-lg { border-radius: 0.3rem !important; }
.rounded-circle { border-radius: 50% !important; }
.rounded-pill { border-radius: 50rem !important; }
.rounded-0 { border-radius: 0 !important; }

/* ========================================
   SIZING UTILITIES
   ======================================== */
.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 UTILITIES
   ======================================== */
.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; }

/* ========================================
   OVERFLOW UTILITIES
   ======================================== */
.overflow-auto { overflow: auto !important; }
.overflow-hidden { overflow: hidden !important; }

/* ========================================
   SHADOW UTILITIES
   ======================================== */
.shadow-sm { box-shadow: 0 .125rem .25rem rgba(0,0,0,.075) !important; }
.shadow { box-shadow: 0 .5rem 1rem rgba(0,0,0,.15) !important; }
.shadow-lg { box-shadow: 0 1rem 3rem rgba(0,0,0,.175) !important; }
.shadow-none { box-shadow: none !important; }

/* ========================================
   GAP UTILITY (CSS Grid / Flexbox)
   ======================================== */
.gap-1 { gap: 0.25rem !important; }
.gap-2 { gap: 0.5rem !important; }
.gap-3 { gap: 1rem !important; }
.gap-4 { gap: 1.5rem !important; }
.gap-5 { gap: 3rem !important; }