/* ============================================
   SOMEF Grid System - Remplacement Bootstrap
   Niveau 1 : CRITIQUE - Toujours chargé
   ============================================ */

/* ============================================
   Breakpoints (basés sur Bootstrap mais améliorés)
   ============================================ */
:root {
  --breakpoint-xs: 0;
  --breakpoint-sm: 576px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 992px;
  --breakpoint-xl: 1200px;
  --breakpoint-xxl: 1400px;
  
  /* Container max-widths */
  --container-sm: 540px;
  --container-md: 720px;
  --container-lg: 960px;
  --container-xl: 1140px;
  --container-xxl: 1320px;
  
  /* Grid gaps */
  --grid-gap-xs: var(--spacing-xs);
  --grid-gap-sm: var(--spacing-sm);
  --grid-gap-md: var(--spacing-md);
  --grid-gap-lg: var(--spacing-lg);
}

/* ============================================
   Container (remplace .container, .container-fluid)
   ============================================ */
.container,
.container-fluid {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-container);
  padding-right: var(--spacing-container);
}

.container {
  max-width: 100%;
}

/* Responsive container max-widths */
@media (min-width: 576px) {
  .container {
    max-width: var(--container-sm);
  }
}

@media (min-width: 768px) {
  .container {
    max-width: var(--container-md);
  }
}

@media (min-width: 992px) {
  .container {
    max-width: var(--container-lg);
  }
}

@media (min-width: 1200px) {
  .container {
    max-width: var(--container-xl);
  }
}

@media (min-width: 1400px) {
  .container {
    max-width: var(--container-xxl);
  }
}

.container-fluid {
  max-width: 100%;
}

/* ============================================
   Grid System (remplace .row + .col-*)
   ============================================ */

/* Row moderne avec flexbox (compatibilité) */
.row {
  display: flex;
  flex-wrap: wrap;
  margin-left: calc(-1 * var(--spacing-md) / 2);
  margin-right: calc(-1 * var(--spacing-md) / 2);
  gap: 0;
}

/* Grid moderne (recommandé) */
.grid {
  display: grid;
  gap: var(--grid-gap-md);
  grid-template-columns: repeat(12, 1fr);
}

/* Colonnes flexbox (compatibilité Bootstrap) */
[class*="col-"] {
  position: relative;
  width: 100%;
  padding-left: calc(var(--spacing-md) / 2);
  padding-right: calc(var(--spacing-md) / 2);
  flex: 0 0 auto;
}

/* Colonnes auto */
.col {
  flex: 1 0 0%;
}

.col-auto {
  flex: 0 0 auto;
  width: auto;
}

/* Colonnes par taille (xs = mobile first) */
.col-xs-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
.col-xs-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
.col-xs-3 { flex: 0 0 25%; max-width: 25%; }
.col-xs-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
.col-xs-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
.col-xs-6 { flex: 0 0 50%; max-width: 50%; }
.col-xs-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
.col-xs-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
.col-xs-9 { flex: 0 0 75%; max-width: 75%; }
.col-xs-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
.col-xs-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
.col-xs-12 { flex: 0 0 100%; max-width: 100%; }

/* Small devices (≥576px) */
@media (min-width: 576px) {
  .col-sm-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
  .col-sm-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
  .col-sm-3 { flex: 0 0 25%; max-width: 25%; }
  .col-sm-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
  .col-sm-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
  .col-sm-6 { flex: 0 0 50%; max-width: 50%; }
  .col-sm-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
  .col-sm-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
  .col-sm-9 { flex: 0 0 75%; max-width: 75%; }
  .col-sm-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
  .col-sm-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
  .col-sm-12 { flex: 0 0 100%; max-width: 100%; }
}

/* Medium devices (≥768px) */
@media (min-width: 768px) {
  .col-md-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
  .col-md-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
  .col-md-3 { flex: 0 0 25%; max-width: 25%; }
  .col-md-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
  .col-md-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
  .col-md-6 { flex: 0 0 50%; max-width: 50%; }
  .col-md-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
  .col-md-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
  .col-md-9 { flex: 0 0 75%; max-width: 75%; }
  .col-md-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
  .col-md-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
  .col-md-12 { flex: 0 0 100%; max-width: 100%; }
}

/* Large devices (≥992px) */
@media (min-width: 992px) {
  .col-lg-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
  .col-lg-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
  .col-lg-3 { flex: 0 0 25%; max-width: 25%; }
  .col-lg-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
  .col-lg-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
  .col-lg-6 { flex: 0 0 50%; max-width: 50%; }
  .col-lg-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
  .col-lg-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
  .col-lg-9 { flex: 0 0 75%; max-width: 75%; }
  .col-lg-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
  .col-lg-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
  .col-lg-12 { flex: 0 0 100%; max-width: 100%; }
}

/* Extra large devices (≥1200px) */
@media (min-width: 1200px) {
  .col-xl-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
  .col-xl-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
  .col-xl-3 { flex: 0 0 25%; max-width: 25%; }
  .col-xl-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
  .col-xl-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
  .col-xl-6 { flex: 0 0 50%; max-width: 50%; }
  .col-xl-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
  .col-xl-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
  .col-xl-9 { flex: 0 0 75%; max-width: 75%; }
  .col-xl-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
  .col-xl-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
  .col-xl-12 { flex: 0 0 100%; max-width: 100%; }
}

/* ============================================
   Utilities - Display (remplace .hidden-*, .visible-*, .d-*)
   ============================================ */

/* Hidden utilities (mobile first) */
.hidden-xs-up { display: none !important; }
.hidden-xs-down { display: none !important; }

@media (max-width: 575.98px) {
  .hidden-xs-down { display: none !important; }
}

@media (min-width: 576px) {
  .hidden-xs-up { display: block !important; }
  .hidden-sm-up { display: none !important; }
}

@media (max-width: 767.98px) {
  .hidden-sm-down { display: none !important; }
}

@media (min-width: 768px) {
  .hidden-sm-up { display: block !important; }
  .hidden-md-up { display: none !important; }
}

@media (max-width: 991.98px) {
  .hidden-md-down { display: none !important; }
}

@media (min-width: 992px) {
  .hidden-md-up { display: block !important; }
  .hidden-lg-up { display: none !important; }
}

@media (max-width: 1199.98px) {
  .hidden-lg-down { display: none !important; }
}

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

@media (max-width: 1399.98px) {
  .hidden-xl-down { display: none !important; }
}

@media (min-width: 1400px) {
  .hidden-xl-up { display: block !important; }
}

/* Visible utilities */
.visible-xs { display: block !important; }
@media (min-width: 576px) { .visible-xs { display: none !important; } }

.visible-sm { display: none !important; }
@media (min-width: 576px) and (max-width: 767.98px) { .visible-sm { display: block !important; } }

.visible-md { display: none !important; }
@media (min-width: 768px) and (max-width: 991.98px) { .visible-md { display: block !important; } }

.visible-lg { display: none !important; }
@media (min-width: 992px) and (max-width: 1199.98px) { .visible-lg { display: block !important; } }

.visible-xl { display: none !important; }
@media (min-width: 1200px) { .visible-xl { display: block !important; } }

/* Display 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-inline { display: inline !important; }
  .d-sm-inline-block { display: inline-block !important; }
  .d-sm-block { display: block !important; }
  .d-sm-flex { display: flex !important; }
  .d-sm-inline-flex { display: inline-flex !important; }
  .d-sm-grid { display: grid !important; }
}

@media (min-width: 768px) {
  .d-md-none { display: none !important; }
  .d-md-inline { display: inline !important; }
  .d-md-inline-block { display: inline-block !important; }
  .d-md-block { display: block !important; }
  .d-md-flex { display: flex !important; }
  .d-md-inline-flex { display: inline-flex !important; }
  .d-md-grid { display: grid !important; }
}

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

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

/* ============================================
   Utilities - Float (remplace .float-*)
   ============================================ */
.float-left { float: left !important; }
.float-right { float: right !important; }
.float-none { float: none !important; }

.float-xs-left { float: left !important; }
.float-xs-right { float: right !important; }
.float-xs-none { float: none !important; }

@media (min-width: 576px) {
  .float-sm-left { float: left !important; }
  .float-sm-right { float: right !important; }
  .float-sm-none { float: none !important; }
}

@media (min-width: 768px) {
  .float-md-left { float: left !important; }
  .float-md-right { float: right !important; }
  .float-md-none { float: none !important; }
}

@media (min-width: 992px) {
  .float-lg-left { float: left !important; }
  .float-lg-right { float: right !important; }
  .float-lg-none { float: none !important; }
}

@media (min-width: 1200px) {
  .float-xl-left { float: left !important; }
  .float-xl-right { float: right !important; }
  .float-xl-none { float: none !important; }
}

/* Clearfix */
.clearfix::after {
  content: "";
  display: table;
  clear: both;
}

/* ============================================
   Utilities - Text (remplace .text-*)
   ============================================ */
.text-left { text-align: left !important; }
.text-right { text-align: right !important; }
.text-center { text-align: center !important; }
.text-justify { text-align: justify !important; }

.text-uppercase { text-transform: uppercase !important; }
.text-lowercase { text-transform: lowercase !important; }
.text-capitalize { text-transform: capitalize !important; }

.text-nowrap { white-space: nowrap !important; }

@media (min-width: 576px) {
  .text-sm-left { text-align: left !important; }
  .text-sm-right { text-align: right !important; }
  .text-sm-center { text-align: center !important; }
}

@media (min-width: 768px) {
  .text-md-left { text-align: left !important; }
  .text-md-right { text-align: right !important; }
  .text-md-center { text-align: center !important; }
}

@media (min-width: 992px) {
  .text-lg-left { text-align: left !important; }
  .text-lg-right { text-align: right !important; }
  .text-lg-center { text-align: center !important; }
}

@media (min-width: 1200px) {
  .text-xl-left { text-align: left !important; }
  .text-xl-right { text-align: right !important; }
  .text-xl-center { text-align: center !important; }
}

/* ============================================
   Utilities - Flexbox (remplace .justify-*, .align-*)
   ============================================ */
.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; }
.justify-content-evenly { justify-content: space-evenly !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-start { align-self: flex-start !important; }
.align-self-end { align-self: flex-end !important; }
.align-self-center { align-self: center !important; }
.align-self-baseline { align-self: baseline !important; }
.align-self-stretch { align-self: stretch !important; }

/* ============================================
   Buttons (remplace .btn, .btn-*)
   ============================================ */
.btn {
  display: inline-block;
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-base);
  text-align: center;
  text-decoration: none;
  vertical-align: middle;
  cursor: pointer;
  user-select: none;
  border: var(--border-width) solid transparent;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-base);
  border-radius: var(--border-radius-md);
  transition: all var(--transition-base);
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  color: var(--button-primary-color);
  background-color: var(--button-primary-bg);
  border-color: var(--button-primary-bg);
}

.btn-primary:hover {
  color: var(--button-primary-color);
  background-color: var(--button-primary-hover-bg);
  border-color: var(--button-primary-hover-bg);
}

.btn-secondary {
  color: var(--button-secondary-color);
  background-color: var(--button-secondary-bg);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  color: var(--button-secondary-color);
  background-color: var(--button-secondary-hover-bg);
  border-color: var(--border-color);
}

/* ============================================
   Forms (remplace .form-control, .form-group)
   ============================================ */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-control {
  display: block;
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--border-radius-md);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form-control:focus {
  outline: 0;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 0.2rem rgba(211, 51, 67, 0.25);
}

.form-control-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23343a40' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right var(--spacing-sm) center;
  background-size: 16px 12px;
  padding-right: calc(var(--spacing-md) * 2);
}

/* ============================================
   Typography (remplace .h1, .h2, .h3, etc.)
   ============================================ */
.h1, h1 { font-size: var(--font-size-h1); font-weight: var(--font-weight-bold); line-height: var(--line-height-heading); }
.h2, h2 { font-size: var(--font-size-h2); font-weight: var(--font-weight-bold); line-height: var(--line-height-heading); }
.h3, h3 { font-size: var(--font-size-h3); font-weight: var(--font-weight-bold); line-height: var(--line-height-heading); }
.h4, h4 { font-size: var(--font-size-h4); font-weight: var(--font-weight-bold); line-height: var(--line-height-heading); }
.h5, h5 { font-size: var(--font-size-h5); font-weight: var(--font-weight-bold); line-height: var(--line-height-heading); }
.h6, h6 { font-size: var(--font-size-h6); font-weight: var(--font-weight-bold); line-height: var(--line-height-heading); }

/* ============================================
   Dropdown & Collapse (compatibilité)
   ============================================ */
.dropdown-item {
  display: block;
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  clear: both;
  font-weight: var(--font-weight-normal);
  color: var(--color-text);
  text-align: inherit;
  text-decoration: none;
  white-space: nowrap;
  background-color: transparent;
  border: 0;
  transition: background-color var(--transition-fast);
}

.dropdown-item:hover {
  color: var(--color-text);
  background-color: var(--color-bg-light);
}

.dropdown-submenu {
  position: relative;
}

.collapse {
  display: none;
}

.collapse.show {
  display: block;
}

.navbar-toggler {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-base);
  line-height: 1;
  background-color: transparent;
  border: var(--border-width) solid transparent;
  border-radius: var(--border-radius-md);
  cursor: pointer;
}

/* ============================================
   Utilities - Spacing (remplace .m-*, .p-*)
   ============================================ */
/* Margin */
.m-0 { margin: 0 !important; }
.m-1 { margin: var(--spacing-xs) !important; }
.m-2 { margin: var(--spacing-sm) !important; }
.m-3 { margin: var(--spacing-md) !important; }
.m-4 { margin: var(--spacing-lg) !important; }
.m-5 { margin: var(--spacing-xl) !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: var(--spacing-xs) !important; }
.mt-2 { margin-top: var(--spacing-sm) !important; }
.mt-3 { margin-top: var(--spacing-md) !important; }
.mt-4 { margin-top: var(--spacing-lg) !important; }
.mt-5 { margin-top: var(--spacing-xl) !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: var(--spacing-xs) !important; }
.mb-2 { margin-bottom: var(--spacing-sm) !important; }
.mb-3 { margin-bottom: var(--spacing-md) !important; }
.mb-4 { margin-bottom: var(--spacing-lg) !important; }
.mb-5 { margin-bottom: var(--spacing-xl) !important; }

/* Padding */
.p-0 { padding: 0 !important; }
.p-1 { padding: var(--spacing-xs) !important; }
.p-2 { padding: var(--spacing-sm) !important; }
.p-3 { padding: var(--spacing-md) !important; }
.p-4 { padding: var(--spacing-lg) !important; }
.p-5 { padding: var(--spacing-xl) !important; }

.pt-0 { padding-top: 0 !important; }
.pt-1 { padding-top: var(--spacing-xs) !important; }
.pt-2 { padding-top: var(--spacing-sm) !important; }
.pt-3 { padding-top: var(--spacing-md) !important; }
.pt-4 { padding-top: var(--spacing-lg) !important; }
.pt-5 { padding-top: var(--spacing-xl) !important; }

.pb-0 { padding-bottom: 0 !important; }
.pb-1 { padding-bottom: var(--spacing-xs) !important; }
.pb-2 { padding-bottom: var(--spacing-sm) !important; }
.pb-3 { padding-bottom: var(--spacing-md) !important; }
.pb-4 { padding-bottom: var(--spacing-lg) !important; }
.pb-5 { padding-bottom: var(--spacing-xl) !important; }

/* ============================================
   Composants Manquants (compatibilité Bootstrap)
   ============================================ */

/* Popover (Bootstrap) */
.popover {
  position: absolute;
  z-index: var(--z-index-dropdown);
  background: var(--color-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-md);
  min-width: 200px;
}

/* Sub-menu */
.sub-menu {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sub-menu.js-sub-menu {
  /* Styles spécifiques pour JavaScript */
  transition: all var(--transition-base);
}

/* Collapse Icons */
.collapse-icons {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  cursor: pointer;
  transition: var(--transition-base);
  color: var(--color-text);
  background: transparent;
  border: none;
  padding: 0;
}

.collapse-icons:hover {
  opacity: 0.7;
  color: var(--color-primary);
}

.collapse-icons .material-icons {
  font-size: 18px;
}

/* Dropdown Submenu */
.dropdown-submenu {
  position: relative;
}

.dropdown-submenu > .dropdown-menu {
  top: 0;
  left: 100%;
  margin-top: 0;
  margin-left: var(--spacing-xs);
}

/* Top Menu (ancien système - compatibilité) */
.top-menu {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
}

.top-menu[data-depth="0"] {
  flex-direction: row;
  flex-wrap: wrap;
}

.top-menu[data-depth="1"],
.top-menu[data-depth="2"],
.top-menu[data-depth="3"],
.top-menu[data-depth="4"] {
  flex-direction: column;
}

/* Image Responsive */
.img-responsive {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Navbar Toggler amélioré */
.navbar-toggler {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-base);
  line-height: 1;
  background-color: transparent;
  border: var(--border-width) solid transparent;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: var(--transition-base);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.navbar-toggler:hover {
  background-color: var(--color-bg-light);
  border-color: var(--border-color);
}

.navbar-toggler:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Clearfix amélioré */
.clearfix::before,
.clearfix::after {
  content: "";
  display: table;
}

.clearfix::after {
  clear: both;
}