/**
 * Navbar Component Styles
 * Responsive navbar with mobile collapse functionality
 */

/* BASE NAVBAR */
.navbar {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
}

.navbar > .container,
.navbar > .container-fluid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  display: inline-block;
  padding-top: 0.3125rem;
  padding-bottom: 0.3125rem;
  margin-right: 1rem;
  font-size: 1.25rem;
  line-height: inherit;
  white-space: nowrap;
}

.navbar-brand:hover,
.navbar-brand:focus {
  text-decoration: none;
}

.navbar-nav {
  display: flex;
  flex-direction: column;
  padding-left: 0;
  margin-bottom: 0;
  list-style: none;
}

.navbar-nav .nav-link {
  padding-right: 0;
  padding-left: 0;
}

.navbar-nav .dropdown-menu {
  position: static;
  float: none;
}

/* NAVBAR TOGGLER (Mobile Menu Button) */
.navbar-toggler {
  padding: 0.25rem 0.75rem;
  font-size: 1.25rem;
  line-height: 1;
  background-color: transparent;
  border: 1px solid transparent;
  border-radius: 0.25rem;
}

.navbar-toggler:hover,
.navbar-toggler:focus {
  text-decoration: none;
}

.navbar-toggler-icon {
  display: inline-block;
  width: 1.5em;
  height: 1.5em;
  vertical-align: middle;
  content: "";
  background: no-repeat center center;
  background-size: 100% 100%;
}

/* COLLAPSE FUNCTIONALITY */
.navbar-collapse {
  flex-basis: 100%;
  flex-grow: 1;
  align-items: center;
}

.collapse:not(.show) {
  display: none;
}

.collapsing {
  position: relative;
  height: 0;
  overflow: hidden;
  transition: height 0.35s ease;
}

/* NAVBAR EXPAND BREAKPOINTS */
/* Below lg: Mobile menu (collapsed by default) */
@media (max-width: 991.98px) {
  .navbar-expand-lg > .container,
  .navbar-expand-lg > .container-fluid {
    padding-right: 15px;
    padding-left: 15px;
  }
  
  .navbar-expand-lg .navbar-nav {
    flex-direction: column;
  }
  
  .navbar-expand-lg .navbar-nav .nav-link {
    padding-right: 0.5rem;
    padding-left: 0.5rem;
  }
  
  .navbar-expand-lg .navbar-collapse {
    display: none;
  }
  
  .navbar-expand-lg .navbar-collapse.show {
    display: block;
  }
  
  .navbar-expand-lg .navbar-toggler {
    display: block;
  }
  
  /* Force navbar to stay within viewport on small screens */
  .navbar > .container {
    max-width: 100%;
    width: 100%;
  }
}

/* At lg and above: Horizontal menu (always visible) */
@media (min-width: 992px) {
  .navbar-expand-lg {
    flex-flow: row nowrap;
    justify-content: flex-start;
  }
  
  .navbar-expand-lg .navbar-nav {
    flex-direction: row;
  }
  
  .navbar-expand-lg .navbar-nav .nav-link {
    padding-right: 0.5rem;
    padding-left: 0.5rem;
  }
  
  .navbar-expand-lg > .container,
  .navbar-expand-lg > .container-fluid {
    flex-wrap: nowrap;
  }
  
  .navbar-expand-lg .navbar-collapse {
    display: flex !important;
    flex-basis: auto;
  }
  
  .navbar-expand-lg .navbar-toggler {
    display: none;
  }
}

/* NAV ITEMS */
.nav-item {
  list-style: none;
}

.nav-link {
  display: block;
  padding: 0.5rem 1rem;
  text-decoration: none;
  transition: color 0.15s ease-in-out, background-color 0.15s ease-in-out;
}

.nav-link:hover,
.nav-link:focus {
  text-decoration: none;
}

.nav-link.disabled {
  color: #6c757d;
  pointer-events: none;
  cursor: default;
}

.nav-link.active {
  color: #c51f34;
}

/* DARK NAVBAR THEME */
.navbar-dark .navbar-brand {
  color: #fff;
}

.navbar-dark .navbar-brand:hover,
.navbar-dark .navbar-brand:focus {
  color: #fff;
}

.navbar-dark .navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.75);
}

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link:focus {
  color: rgba(255, 255, 255, 0.95);
}

.navbar-dark .navbar-nav .nav-link.active {
  color: #fff;
}

.navbar-dark .navbar-toggler {
  color: rgba(255, 255, 255, 0.75);
  border-color: rgba(255, 255, 255, 0.1);
}

.navbar-dark .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='30' height='30' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 0.75)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* MODAL COMPONENT STYLES */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1050;
  display: none;
  width: 100%;
  height: 100%;
  overflow: hidden;
  outline: 0;
}

.modal-dialog {
  position: relative;
  width: auto;
  margin: 0.5rem;
  pointer-events: none;
}

.modal.fade .modal-dialog {
  transition: transform 0.3s ease-out;
  transform: translate(0, -50px);
}

.modal.show .modal-dialog {
  transform: none;
}

.modal-dialog-centered {
  display: flex;
  align-items: center;
  min-height: calc(100% - 1rem);
}

.modal-content {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  pointer-events: auto;
  background-color: #fff;
  background-clip: padding-box;
  border: 1px solid rgba(0, 0, 0, 0.2);
  border-radius: 0.3rem;
  outline: 0;
}

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1040;
  width: 100vw;
  height: 100vh;
  background-color: #000;
}

.modal-backdrop.fade {
  opacity: 0;
}

.modal-backdrop.show {
  opacity: 0.5;
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 1rem 1rem;
  border-bottom: 1px solid #dee2e6;
  border-top-left-radius: calc(0.3rem - 1px);
  border-top-right-radius: calc(0.3rem - 1px);
}

.modal-title {
  margin-bottom: 0;
  line-height: 1.5;
}

.modal-body {
  position: relative;
  flex: 1 1 auto;
  padding: 1rem;
}

.modal-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  padding: 0.75rem;
  border-top: 1px solid #dee2e6;
  border-bottom-right-radius: calc(0.3rem - 1px);
  border-bottom-left-radius: calc(0.3rem - 1px);
}

.modal-open {
  overflow: hidden;
}

.modal-open .modal {
  overflow-x: hidden;
  overflow-y: auto;
}

/* MODAL SIZES */
@media (min-width: 576px) {
  .modal-dialog {
    max-width: 500px;
    margin: 1.75rem auto;
  }
  
  .modal-dialog-centered {
    min-height: calc(100% - 3.5rem);
  }
  
  .modal-sm {
    max-width: 300px;
  }
}

@media (min-width: 992px) {
  .modal-lg,
  .modal-xl {
    max-width: 800px;
  }
}

@media (min-width: 1200px) {
  .modal-xl {
    max-width: 1140px;
  }
}

/* FADE ANIMATION */
.fade {
  transition: opacity 0.15s linear;
}

.fade:not(.show) {
  opacity: 0;
}

.fade.show {
  opacity: 1;
}

/* CARD COMPONENTS */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  word-wrap: break-word;
  background-color: #fff;
  background-clip: border-box;
  border: 1px solid #eaf0fc;
  border-radius: 0.2rem;
}

.card > hr {
  margin-right: 0;
  margin-left: 0;
}

.card-body {
  flex: 1 1 auto;
  padding: 1.25rem;
}

.card-title {
  margin-bottom: 0.75rem;
}

.card-subtitle {
  margin-top: -0.375rem;
  margin-bottom: 0;
}

.card-text:last-child {
  margin-bottom: 0;
}

.card-header {
  padding: 0.75rem 1.25rem;
  margin-bottom: 0;
  background-color: rgba(0, 0, 0, 0.03);
  border-bottom: 1px solid #eaf0fc;
}

.card-header:first-child {
  border-radius: calc(0.2rem - 1px) calc(0.2rem - 1px) 0 0;
}

.card-footer {
  padding: 0.75rem 1.25rem;
  background-color: rgba(0, 0, 0, 0.03);
  border-top: 1px solid #eaf0fc;
}

.card-footer:last-child {
  border-radius: 0 0 calc(0.2rem - 1px) calc(0.2rem - 1px);
}

.card-img-top {
  width: 100%;
  border-top-left-radius: calc(0.2rem - 1px);
  border-top-right-radius: calc(0.2rem - 1px);
}

.card-img-bottom {
  width: 100%;
  border-bottom-right-radius: calc(0.2rem - 1px);
  border-bottom-left-radius: calc(0.2rem - 1px);
}

/* CARD GROUPS - Responsive behavior */
.card-group {
  display: flex;
  flex-direction: column;
}

.card-group > .card {
  margin-bottom: 15px;
}

@media (min-width: 576px) {
  .card-group {
    flex-flow: row wrap;
  }
  
  .card-group > .card {
    flex: 1 0 0%;
    margin-bottom: 0;
  }
  
  .card-group > .card + .card {
    margin-left: 0;
    border-left: 0;
  }
  
  .card-group > .card:not(:last-child) {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
  }
  
  .card-group > .card:not(:last-child) .card-img-top,
  .card-group > .card:not(:last-child) .card-header {
    border-top-right-radius: 0;
  }
  
  .card-group > .card:not(:last-child) .card-img-bottom,
  .card-group > .card:not(:last-child) .card-footer {
    border-bottom-right-radius: 0;
  }
  
  .card-group > .card:not(:first-child) {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
  }
  
  .card-group > .card:not(:first-child) .card-img-top,
  .card-group > .card:not(:first-child) .card-header {
    border-top-left-radius: 0;
  }
  
  .card-group > .card:not(:first-child) .card-img-bottom,
  .card-group > .card:not(:first-child) .card-footer {
    border-bottom-left-radius: 0;
  }
}

/* IMAGE UTILITIES */
.img-fluid {
  max-width: 100%;
  height: auto;
}

.img-thumbnail {
  padding: 0.25rem;
  background-color: #f8f9fa;
  border: 1px solid #dee2e6;
  border-radius: 0.2rem;
  max-width: 100%;
  height: auto;
}

/* BUTTON UTILITIES */
.btn-block {
  display: block;
  width: 100%;
}

.btn-group {
  position: relative;
  display: inline-flex;
  vertical-align: middle;
}

.btn-group > .btn {
  position: relative;
  flex: 1 1 auto;
}

.btn-link {
  font-weight: 400;
  color: #007bff;
  text-decoration: none;
}

.btn-link:hover {
  color: #0056b3;
  text-decoration: underline;
}

/* NAV UTILITIES */
.ml-auto {
  margin-left: auto !important;
}