/* =============================================================================
   BlocHost Design System - Modals
   Modal dialogs and overlay components
   ============================================================================= */

/* =========================================================================
   Modal Backdrop
   ========================================================================= */

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-modal-backdrop);
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.5);
}

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

.modal-backdrop.show {
  opacity: 1;
}

/* =========================================================================
   Base Modal
   ========================================================================= */

.modal {
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-modal);
  display: none;
  width: 100%;
  height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  outline: 0;
}

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

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

/* =========================================================================
   Modal Dialog
   ========================================================================= */

.modal-dialog {
  position: relative;
  width: auto;
  margin: var(--spacing-4);
  pointer-events: none;
}

.modal.show .modal-dialog {
  pointer-events: auto;
}

.modal-dialog-scrollable {
  height: calc(100% - var(--spacing-5) * 2);
}

.modal-dialog-scrollable .modal-content {
  max-height: 100%;
  overflow: hidden;
}

.modal-dialog-scrollable .modal-body {
  overflow-y: auto;
}

.modal-dialog-centered {
  display: flex;
  align-items: center;
  min-height: calc(100% - var(--spacing-5) * 2);
}

/* =========================================================================
   Modal Content
   ========================================================================= */

.modal-content {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  color: var(--text-primary);
  pointer-events: auto;
  background-color: var(--color-white);
  background-clip: padding-box;
  border: 1px solid var(--border-color);
  border-radius: var(--modal-border-radius);
  box-shadow: var(--modal-shadow);
  outline: 0;
}

/* =========================================================================
   Modal Header
   ========================================================================= */

.modal-header {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-3) var(--spacing-4);
  border-bottom: 1px solid var(--border-color);
  border-top-left-radius: calc(var(--modal-border-radius) - 1px);
  border-top-right-radius: calc(var(--modal-border-radius) - 1px);
}

.modal-header .btn-close {
  padding: calc(var(--spacing-3) * 0.5);
  margin: calc(var(--spacing-3) * -0.5) calc(var(--spacing-4) * -0.5) calc(var(--spacing-3) * -0.5) auto;
}

/* =========================================================================
   Modal Title
   ========================================================================= */

.modal-title {
  margin-bottom: 0;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-normal);
}

/* =========================================================================
   Modal Body
   ========================================================================= */

.modal-body {
  position: relative;
  flex: 1 1 auto;
  padding: var(--spacing-4);
}

/* =========================================================================
   Modal Footer
   ========================================================================= */

.modal-footer {
  display: flex;
  flex-shrink: 0;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  padding: var(--spacing-3) var(--spacing-4);
  background-color: var(--color-light);
  border-top: 1px solid var(--border-color);
  border-bottom-right-radius: calc(var(--modal-border-radius) - 1px);
  border-bottom-left-radius: calc(var(--modal-border-radius) - 1px);
  gap: var(--spacing-2);
}

/* =========================================================================
   Modal Sizes
   ========================================================================= */

/* Small modal */
@media (min-width: 576px) {
  .modal-dialog {
    max-width: 500px;
    margin: var(--spacing-5) auto;
  }

  .modal-sm {
    max-width: 300px;
  }
}

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

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

/* Fullscreen modal */
.modal-fullscreen {
  width: 100vw;
  max-width: none;
  height: 100%;
  margin: 0;
}

.modal-fullscreen .modal-content {
  height: 100%;
  border: 0;
  border-radius: 0;
}

.modal-fullscreen .modal-header,
.modal-fullscreen .modal-footer {
  border-radius: 0;
}

.modal-fullscreen .modal-body {
  overflow-y: auto;
}

/* Responsive fullscreen modals */
@media (max-width: 575.98px) {
  .modal-fullscreen-sm-down {
    width: 100vw;
    max-width: none;
    height: 100%;
    margin: 0;
  }

  .modal-fullscreen-sm-down .modal-content {
    height: 100%;
    border: 0;
    border-radius: 0;
  }
}

@media (max-width: 767.98px) {
  .modal-fullscreen-md-down {
    width: 100vw;
    max-width: none;
    height: 100%;
    margin: 0;
  }

  .modal-fullscreen-md-down .modal-content {
    height: 100%;
    border: 0;
    border-radius: 0;
  }
}

/* =========================================================================
   Modal Static Backdrop
   ========================================================================= */

.modal-static .modal-dialog {
  transform: scale(1.02);
}

/* =========================================================================
   Body Class When Modal is Open
   ========================================================================= */

.modal-open {
  overflow: hidden;
}

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

/* =========================================================================
   Offcanvas (Side Panel)
   ========================================================================= */

.offcanvas {
  position: fixed;
  bottom: 0;
  z-index: var(--z-modal);
  display: flex;
  flex-direction: column;
  max-width: 100%;
  color: var(--text-primary);
  visibility: hidden;
  background-color: var(--color-white);
  background-clip: padding-box;
  outline: 0;
  transition: transform var(--transition-slow) ease-in-out;
}

.offcanvas-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-modal-backdrop);
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.5);
}

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

.offcanvas-backdrop.show {
  opacity: 1;
}

/* Offcanvas positions */
.offcanvas-start {
  top: 0;
  left: 0;
  width: 400px;
  border-right: 1px solid var(--border-color);
  transform: translateX(-100%);
}

.offcanvas-end {
  top: 0;
  right: 0;
  width: 400px;
  border-left: 1px solid var(--border-color);
  transform: translateX(100%);
}

.offcanvas-top {
  top: 0;
  right: 0;
  left: 0;
  height: 30vh;
  max-height: 100%;
  border-bottom: 1px solid var(--border-color);
  transform: translateY(-100%);
}

.offcanvas-bottom {
  right: 0;
  left: 0;
  height: 30vh;
  max-height: 100%;
  border-top: 1px solid var(--border-color);
  transform: translateY(100%);
}

.offcanvas.show {
  transform: none;
  visibility: visible;
}

.offcanvas-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-3) var(--spacing-4);
  border-bottom: 1px solid var(--border-color);
}

.offcanvas-title {
  margin-bottom: 0;
  line-height: var(--line-height-normal);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
}

.offcanvas-body {
  flex-grow: 1;
  padding: var(--spacing-4);
  overflow-y: auto;
}

/* =========================================================================
   BlocHost Contact Overlay
   ========================================================================= */

.contact-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-slow);
  padding: var(--spacing-3);
}

.contact-overlay.active {
  opacity: 1;
  visibility: visible;
}

.contact-overlay-content {
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  max-width: 500px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-2xl);
  transform: scale(0.9) translateY(20px);
  transition: all var(--transition-slow);
}

.contact-overlay.active .contact-overlay-content {
  transform: scale(1) translateY(0);
}

.contact-overlay-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-4) var(--spacing-4) 0 var(--spacing-4);
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--spacing-4);
}

.contact-overlay-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.contact-overlay-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: var(--spacing-2);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-overlay-close:hover {
  background: var(--color-light);
  color: var(--text-primary);
}

.contact-overlay-body {
  padding: 0 var(--spacing-4) var(--spacing-4);
}

/* =========================================================================
   Navigation Overlay (Mobile Menu)
   ========================================================================= */

.nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  z-index: var(--z-modal);
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-slow);
}

.nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

.nav-overlay-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-4);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-overlay-close {
  background: transparent;
  border: none;
  color: var(--color-white);
  font-size: var(--font-size-2xl);
  cursor: pointer;
  padding: var(--spacing-2);
  transition: opacity var(--transition-fast);
}

.nav-overlay-close:hover {
  opacity: 0.7;
}

.nav-overlay-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--spacing-4);
}

.nav-overlay-menu {
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-overlay-link {
  display: block;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  text-decoration: none;
  padding: var(--spacing-3);
  transition: all var(--transition-fast);
}

.nav-overlay-link:hover {
  color: var(--color-primary);
  transform: translateX(10px);
}

/* =========================================================================
   Confirm Dialog
   ========================================================================= */

.confirm-dialog {
  text-align: center;
}

.confirm-dialog-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-4);
}

.confirm-dialog-icon.warning {
  color: var(--color-warning);
}

.confirm-dialog-icon.danger {
  color: var(--color-danger);
}

.confirm-dialog-icon.success {
  color: var(--color-success);
}

.confirm-dialog-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-2);
}

.confirm-dialog-message {
  color: var(--text-muted);
  margin-bottom: var(--spacing-4);
}

.confirm-dialog-actions {
  display: flex;
  gap: var(--spacing-2);
  justify-content: center;
}

/* =========================================================================
   Lightbox (Image Modal)
   ========================================================================= */

.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-slow);
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  max-width: 90vw;
  max-height: 90vh;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: var(--spacing-4);
  right: var(--spacing-4);
  background: transparent;
  border: none;
  color: var(--color-white);
  font-size: var(--font-size-3xl);
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.lightbox-close:hover {
  opacity: 0.7;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--color-white);
  font-size: var(--font-size-2xl);
  padding: var(--spacing-3);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.2);
}

.lightbox-prev {
  left: var(--spacing-4);
}

.lightbox-next {
  right: var(--spacing-4);
}

.lightbox-caption {
  position: absolute;
  bottom: var(--spacing-4);
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-white);
  font-size: var(--font-size-sm);
  text-align: center;
  max-width: 80%;
}