/* Main Stylesheet for Projects List Page */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  background-color: var(--color-bg-page);
  line-height: 1.5;
}

/* Header Styles */
.header {
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border-light);
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-lg);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header__logo {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.header__logo-svg {
  height: 22px;
  width: auto;
  flex-shrink: 0;
}

.header__logo-tag {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-regular);
  color: var(--color-text-secondary);
}

.header__search {
  flex: 1;
  max-width: 400px;
  margin: 0 var(--spacing-lg);
  position: relative;
}

.header__search-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  padding-left: 36px;
  border: var(--sys-border-default-width) var(--sys-border-default-style) var(--sys-color-border-strong);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.header__search-input:focus {
  outline: none;
  border-color: var(--color-primary-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.header__search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  opacity: 0.5;
  pointer-events: none;
}

.header__user {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.header__user-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--sys-radius-full);
  background-color: var(--color-primary-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
}

/* Main Container */
.main-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-lg);
}

/* Projects Section */
.projects-section {
  max-width: 1280px;
  margin: 0 auto;
}

.page-title-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.page-title-icon {
  width: 40px;
  height: 40px;
  border: var(--sys-border-default-width) var(--sys-border-default-style) var(--sys-color-border-default);
  border-radius: var(--border-radius-md);
  background-color: var(--color-bg-page);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.page-title-icon .material-symbols-rounded {
  font-size: 20px !important;
  line-height: 1;
  color: var(--sys-color-text-neutral-strong);
  font-variation-settings: 'opsz' 20;
}

/* Page Title */
.page-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin: 0;
  color: var(--color-text-primary);
}

/* Projects Table Container */
.projects-container {
  background-color: var(--color-bg-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.projects-table {
  width: 100%;
  border-collapse: collapse;
}

.projects-table thead {
  background-color: var(--color-bg-white);
  border-bottom: 2px solid var(--color-border-light);
}

.projects-table th {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
  font-weight: var(--font-weight-regular);
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
}

.projects-table th:last-child {
  width: auto;
}

.projects-table tbody tr {
  border-bottom: 1px solid var(--color-border-light);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  background-color: #FFFFFF;
}

.projects-table tbody tr:first-child {
  background-color: #FFFFFF;
}

.projects-table tbody tr:nth-child(odd) {
  background-color: #FFFFFF;
}

.projects-table tbody tr:nth-child(even) {
  background-color: #FFFFFF;
}

.projects-table tbody tr:hover {
  background-color: var(--color-bg-page);
}

.projects-table tbody tr:hover .projects-table__bv-number {
  text-decoration: underline;
  color: var(--sys-action-border-color-primary);
}

.projects-table tbody tr:last-child {
  border-bottom: none;
}

.projects-table td {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
}

.projects-table__bv-number {
  font-weight: var(--font-weight-regular);
  color: var(--color-text-primary);
  text-decoration: none;
}

.projects-table__customer-name {
  font-weight: var(--font-weight-regular);
}

.projects-table__address {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
}

.projects-table__status {
  padding: var(--spacing-md) var(--spacing-lg);
  vertical-align: middle;
}

/* Status Button */
.status-button {
  background-color: var(--color-bg-white);
  border: 1px solid var(--sys-color-border-default);
  border-radius: 2px;
  height: 32px;
  padding: 0 var(--spacing-md);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--sys-color-text-neutral-default);
  cursor: pointer;
  transition: box-shadow var(--transition-fast);
  box-sizing: border-box;
}

.status-button:hover {
  /* Add inner border using box-shadow to create 2px border appearance */
  box-shadow: inset 0 0 0 1px #D9D9D9;
}

.status-button:disabled {
  background-color: #EA8A8A;
  border: 1px solid #EA8A8A;
  color: #FFFFFF;
  cursor: not-allowed;
  box-shadow: none;
}

.status-button:disabled .status-button__icon path {
  stroke: #FFFFFF;
}

.status-button__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.status-button span {
  line-height: 1;
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--spacing-lg);
  padding: var(--spacing-md) 0;
}

.pagination__info {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
}

.pagination__controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.pagination__button {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid #D9D9D9;
  background-color: var(--color-bg-white);
  color: var(--color-text-primary);
  border-radius: 2px;
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pagination__button:hover:not(:disabled) {
  background-color: var(--color-bg-page);
  border: 2px solid #D9D9D9;
}

.pagination__button:disabled {
  background-color: #EA8A8A;
  border: 1px solid #EA8A8A;
  color: #FFFFFF;
  opacity: 1;
  cursor: not-allowed;
}

.pagination__button--active {
  background-color: var(--color-primary-blue);
  color: white;
  border-color: var(--color-primary-blue);
}

.pagination__button--active:hover {
  background-color: var(--color-primary-blue-alt);
}

.pagination__page-numbers {
  display: flex;
  gap: var(--spacing-xs);
  align-items: center;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-lg);
  color: var(--color-text-secondary);
}

.empty-state__message {
  font-size: var(--font-size-base);
  margin-top: var(--spacing-md);
}

/* ============================================
   Project Detail Page Styles
   ============================================ */

/* Two-Column Layout */
.project-detail-layout {
  display: flex;
  min-height: calc(100vh - var(--header-height));
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background-color: var(--color-bg-white);
  border-right: 1px solid var(--sys-color-border-default);
  box-shadow: -3px 0px 9px 0px rgba(51, 65, 85, 0.08);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: var(--header-height);
  height: calc(100vh - var(--header-height));
  overflow-y: auto;
  z-index: 101;
}

.sidebar-resize-handle {
  position: fixed;
  top: var(--header-height);
  width: 8px;
  height: calc(100vh - var(--header-height));
  cursor: col-resize;
  z-index: 102;
}

.sidebar-resize-handle:hover,
.sidebar-resize-handle.active {
  background-color: var(--sys-action-border-color-primary);
  opacity: 0.4;
}

.sidebar__tabs {
  display: flex;
  gap: var(--spacing-xl);
  border-bottom: 1px solid var(--sys-color-border-default);
  padding: 0 var(--spacing-sm);
}

.sidebar__tab {
  padding: var(--spacing-md) var(--spacing-xs);
  border-bottom: 2px solid transparent;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  font-family: var(--font-family);
}

.sidebar__tab:hover {
  color: var(--color-text-primary);
}

.sidebar__tab:hover:not(.sidebar__tab--active) {
  border-bottom: 2px solid var(--color-primary-blue);
}

.sidebar__tab--active {
  color: var(--sys-color-text-neutral-strong);
  font-weight: var(--font-weight-semibold);
  border-bottom: 2px solid var(--color-primary-blue);
}

.sidebar__content {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-lg);
}

.sidebar__section {
  margin-bottom: var(--spacing-lg);
}

.sidebar__section-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.sidebar__section-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  font-size: 20px !important;
  color: var(--color-text-unit);
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-variation-settings: 'opsz' 20;
  overflow: hidden;
}

.sidebar__card {
  background-color: var(--color-bg-white);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 0;
  margin-bottom: var(--spacing-md);
}

.sidebar__card-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-sm);
  align-items: flex-start;
}

.sidebar__card-item:last-child {
  margin-bottom: 0;
}

.sidebar__card-label {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
  text-align: left;
}

.sidebar__card-value {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  line-height: 1.5;
  text-align: left;
}

.sidebar__address-link {
  color: var(--sys-color-text-neutral-default);
  text-decoration: underline;
  cursor: pointer;
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: var(--sys-space-gap-xs);
}

.sidebar__address-link:hover {
  color: var(--sys-action-fg-secondary);
  text-decoration: underline;
}

.sidebar__address-link-icon {
  font-size: 16px !important;
  line-height: 1;
  width: 16px;
  height: 16px;
  display: none !important;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-variation-settings: 'opsz' 20;
  overflow: hidden;
}

.sidebar__address-link:hover .sidebar__address-link-icon {
  display: inline-flex !important;
}

.sidebar__badge {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 3px 1px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: var(--border-radius-sm);
  background: rgba(255, 255, 255, 0.1);
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
}

.sidebar__badge-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.sidebar__badge-icon--edit {
  font-size: 16px !important;
  line-height: 1;
  width: 16px;
  height: 16px;
  color: var(--sys-color-text-neutral-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-variation-settings: 'opsz' 20;
  overflow: hidden;
}

/* Main Content Area */
.project-detail-main {
  flex: 1;
  padding: var(--spacing-lg) var(--spacing-xl);
}

/* Page Header */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--sys-color-border-default);
}

.page-header__left {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.page-header__back {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-md);
  background-color: var(--color-bg-page);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  color: var(--color-text-primary);
}

.page-header__back:hover {
  background-color: var(--color-bg-white);
}

.page-header__back-icon {
  font-size: 24px;
  color: var(--sys-color-text-neutral-subtle);
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  line-height: 1;
}

.page-header__title-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.page-header__bv-number {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.page-header__status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--sys-space-gap-xs) var(--sys-space-inset-md);
  border-radius: var(--base-radius-200);
  font-size: 14px;
  font-weight: 500;
  font-family: 'Open Sans', sans-serif;
  line-height: 20px;
  color: white;
}

/* In Progress badge - blue background */
#page-header-status {
  background-color: var(--sys-color-info);
}

/* Draft/Entwurf badge - gray background */
#form-status-badge {
  background-color: var(--base-color-neutral-400);
}

/* Version badge - violet background */
#version-badge {
  background-color: var(--base-color-violet-500);
}

/* Page Tabs */
.page-tabs {
  display: flex;
  gap: var(--spacing-xl);
  border-bottom: 1px solid var(--sys-color-border-default);
  margin-bottom: var(--spacing-lg);
}

.page-tab {
  padding: var(--spacing-md) var(--spacing-xs);
  border-bottom: 2px solid transparent;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  font-family: var(--font-family);
}

.page-tab:hover {
  color: var(--color-text-primary);
}

.page-tab:hover:not(.page-tab--active) {
  border-bottom: 2px solid var(--color-primary-blue);
}

.page-tab--active {
  color: var(--sys-color-text-neutral-strong);
  font-weight: var(--font-weight-semibold);
  border-bottom: 2px solid var(--color-primary-blue);
}

/* Section Styles */
.version-section {
  background-color: var(--sys-color-surface-default);
  border: 1px solid var(--sys-color-border-default);
  border-radius: var(--sys-radius-md);
  padding: var(--sys-space-inset-2xl);
  margin-bottom: var(--spacing-lg);
  overflow: hidden;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
}

.version-section__header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.version-section__icon {
  width: 40px;
  height: 40px;
  border: var(--sys-border-default-width) var(--sys-border-default-style) var(--sys-color-border-default);
  border-radius: var(--border-radius-md);
  background-color: var(--color-bg-page);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.version-section__icon svg {
  width: 20px;
  height: 20px;
}

.version-section__icon .material-symbols-sharp {
  font-size: 20px !important;
  line-height: 1;
  color: var(--sys-color-text-neutral-strong);
  font-variation-settings: 'opsz' 20;
}

.version-section__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

/* Version Table */
.version-table {
  width: 100%;
  max-width: 1280px;
  border-collapse: collapse;
  border-radius: var(--sys-radius-md);
  overflow: hidden;
  table-layout: fixed;
}

.version-table thead {
  background-color: #FFFFFF;
}

.version-table th {
  padding: var(--sys-space-inset-md) var(--sys-space-inset-lg);
  text-align: left;
  font-weight: 400;
  font-size: 14px;
  font-family: 'Open Sans', sans-serif;
  color: var(--color-text-secondary);
  border-top: 1px solid var(--sys-color-border-default);
}

.version-table th:first-child {
  border-left: 1px solid var(--sys-color-border-default);
}

.version-table th:last-child {
  border-right: 1px solid var(--sys-color-border-default);
}

.version-table tbody tr {
  height: 48px;
  cursor: pointer;
  transition: background-color var(--transition-fast);
  background-color: #FFFFFF;
}

.version-table tbody tr:first-child {
  background-color: #FFFFFF;
}

.version-table tbody tr:nth-child(even) {
  background-color: #FFFFFF;
}

.version-table tbody tr:nth-child(odd):not(:first-child) {
  background-color: #FFFFFF;
}


.version-table tbody tr:hover {
  background-color: var(--color-bg-page);
}

.version-table tbody tr:hover .version-table__version {
  text-decoration: underline;
  color: var(--color-primary-blue);
}

.version-table tbody tr.version-table__row--alternate {
  background-color: #FFFFFF;
}

.version-table tbody tr.version-table__row--alternate:hover {
  background-color: var(--color-bg-page);
}

.version-table td {
  padding: var(--sys-space-inset-md) var(--sys-space-inset-lg);
  font-size: 14px;
  font-family: 'Open Sans', sans-serif;
  font-weight: 400;
  color: var(--sys-color-text-neutral-strong);
  border-top: 1px solid var(--sys-color-border-default);
  border-bottom: 1px solid var(--sys-color-border-default);
}

.version-table td:first-child {
  border-left: 1px solid var(--sys-color-border-default);
}

.version-table td:last-child {
  border-right: 1px solid var(--sys-color-border-default);
}

.version-table__version {
  font-weight: var(--font-weight-semibold);
  white-space: nowrap;
}

.version-table__completed-by {
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 0;
  width: 40%;
}

.version-table__date {
  white-space: nowrap;
}

.version-table__actions {
  text-align: right;
  white-space: nowrap;
}

.version-table__chevron {
  font-size: 20px !important;
  color: var(--color-text-secondary);
}

.version-table__doc-link {
  color: var(--sys-color-text-neutral-strong);
  text-decoration: none;
  font-size: 14px;
}

.version-table__doc-link:hover {
  text-decoration: underline;
  color: var(--sys-action-bg-primary-default);
}

.version-table__doc-link:hover .version-table__doc-link-icon,
.version-table tbody tr:hover .version-table__doc-link-icon {
  display: inline !important;
  color: var(--sys-action-bg-primary-default);
}

.version-table tbody tr:hover .version-table__doc-link {
  text-decoration: underline;
  color: var(--sys-action-bg-primary-default);
}

.version-table__doc-link-icon {
  font-size: 14px !important;
  vertical-align: middle;
  margin-left: 2px;
  display: none !important;
}

.version-table__doc-link:hover .version-table__doc-link-icon {
  display: inline !important;
}

/* Image Gallery/Lightbox */
.gallery-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-container {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.gallery-image {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 4px;
}

.gallery-name {
  color: white;
  font-size: 14px;
  font-family: var(--font-family);
  text-align: center;
}

.gallery-close {
  position: fixed;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  padding: 4px;
}

.gallery-close .material-symbols-sharp {
  font-size: 28px;
}

.gallery-arrow {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: white;
  cursor: pointer;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s;
}

.gallery-arrow:hover {
  background: rgba(255, 255, 255, 0.3);
}

.gallery-arrow--left {
  left: 24px;
}

.gallery-arrow--right {
  right: 24px;
}

.gallery-arrow .material-symbols-sharp {
  font-size: 28px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: var(--sys-space-inset-sm) var(--sys-space-inset-lg);
  border: var(--sys-border-default-width) var(--sys-border-default-style) var(--sys-color-border-default);
  background-color: var(--color-bg-white);
  color: var(--color-text-primary);
  border-radius: 2px;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-family);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  height: 32px;
}

.btn:hover {
  border: 2px solid var(--color-primary-blue);
  color: var(--color-primary-blue);
}

.btn:disabled {
  background-color: #EA8A8A;
  border: 2px solid #EA8A8A;
  color: #FFFFFF;
  cursor: not-allowed;
  opacity: 1;
}

.btn--primary {
  background-color: #222;
  color: white;
  border: none;
  height: 40px;
  padding: var(--sys-space-inset-xs) var(--sys-space-inset-lg);
}

.btn--primary:hover {
  background-color: #000;
  color: white;
  border: none;
}

.btn--primary:disabled,
.btn.btn--primary:disabled {
  background-color: #999;
  border: none;
  color: #FFFFFF;
  cursor: not-allowed;
  opacity: 1;
}

.btn__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  padding: 0;
}

.btn__icon.material-symbols-sharp {
  font-size: 20px !important;
  line-height: 1;
  font-variation-settings: 'opsz' 20;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.btn--create-version {
  margin-top: var(--spacing-md);
  margin-left: auto;
  display: flex;
  background-color: white;
  color: #222;
  border: 1px solid #222;
  height: 40px;
  padding: var(--sys-space-inset-sm) var(--sys-space-inset-lg);
  border-radius: 2px;
  font-size: var(--font-size-base);
  font-weight: 600;
  font-family: 'Open Sans', sans-serif;
  gap: 4px;
}

.btn--create-version:hover {
  background-color: white;
  border: 2px solid #000;
  color: #222;
}

/* 3-Column Content Grid */
.content-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--spacing-lg);
  padding: 0 var(--spacing-lg);
  max-width: 1440px;
}

.content-grid--single {
  grid-template-columns: 1fr;
  max-width: 1280px;
  margin: 0 auto;
}

.content-grid__tables {
  min-width: 0;
}

.content-grid__tables .version-section {
  max-width: none;
  margin-left: 0;
  margin-right: 0;
}

/* Skeleton Loader */
@keyframes skeleton-shimmer {
  0% { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}

@keyframes skeleton-progress {
  0% { width: 0%; }
  15% { width: 20%; }
  40% { width: 45%; }
  65% { width: 70%; }
  85% { width: 88%; }
  100% { width: 100%; }
}

@keyframes skeleton-reveal-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes skeleton-hint-pulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

.skeleton-table {
  border: 1px solid var(--sys-color-border-default);
  border-radius: var(--sys-radius-md);
  overflow: hidden;
}

.skeleton-table__header {
  display: flex;
  gap: var(--spacing-lg);
  padding: var(--sys-space-inset-md) var(--sys-space-inset-lg);
  border-bottom: 1px solid var(--sys-color-border-default);
}

.skeleton-table__row {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--sys-space-inset-md) var(--sys-space-inset-lg);
  height: 48px;
}

.skeleton-bone {
  border-radius: 4px;
  background: linear-gradient(90deg, #eee 0%, #f7f7f7 40%, #eee 80%);
  background-size: 400px 100%;
  animation: skeleton-shimmer 1.6s ease-in-out infinite;
}

.skeleton-bone--text {
  height: 14px;
}

.skeleton-bone--badge {
  width: 68px;
  height: 24px;
  border-radius: 12px;
}

.skeleton-bone--btn {
  width: 140px;
  height: 32px;
  border-radius: 6px;
  margin-left: auto;
}

.skeleton-table__progress {
  height: 3px;
  background: #f0f0f0;
  overflow: hidden;
}

.skeleton-table__progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #cbd5e1, #94a3b8, #cbd5e1);
  background-size: 200% 100%;
  animation: skeleton-progress 3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  border-radius: 0 2px 2px 0;
}

.skeleton-table__hint {
  text-align: center;
  font-size: 13px;
  color: var(--color-text-secondary);
  padding: 10px 0;
  margin: 0;
  animation: skeleton-hint-pulse 2s ease-in-out infinite;
}

.skeleton-reveal {
  animation: skeleton-reveal-in 0.4s ease-out forwards;
}

.content-grid__tables .send-to-installation-container {
  max-width: none;
  margin-left: 0;
  margin-right: 0;
}

.content-grid__aside {
  min-width: 0;
}

.documents-island {
  background-color: var(--base-color-brown-50);
  border: 1px solid var(--sys-color-border-default);
  border-radius: var(--sys-radius-md);
  padding: var(--sys-space-inset-2xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
  position: sticky;
  top: calc(var(--header-height) + var(--spacing-lg));
}

.documents-island__header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.documents-island__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  background-color: var(--color-bg-page);
  border: var(--sys-border-default-width) var(--sys-border-default-style) var(--sys-color-border-default);
  border-radius: var(--border-radius-md);
  flex-shrink: 0;
}

.documents-island__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin: 0;
}

.documents-island__item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.documents-island__item-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.documents-island__item-header .documents-island__badge {
  margin-left: auto;
}

.documents-island__item-icon {
  font-size: 20px;
  color: var(--color-text-secondary);
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 20;
}

.documents-island__item-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin: 0;
}

.documents-island__empty-box {
  border: 1.5px dashed var(--sys-color-border-default);
  border-radius: var(--border-radius-sm);
  padding: var(--spacing-lg);
}

.documents-island__empty-message {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  line-height: 1.5;
  margin: 0;
}

.documents-island__badge {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  padding: var(--sys-space-gap-xs) var(--sys-space-inset-md);
  border-radius: var(--base-radius-200);
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font-family);
  line-height: 20px;
  color: white;
}

.documents-island__badge--created {
  background-color: #e0ecf8;
  color: #2c3e50;
}

.documents-island__hint-message {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin: 0;
}

.documents-island__badge--sent {
  background-color: var(--sys-color-success);
}

.documents-island__badge--signed {
  background-color: #d4edda;
  color: #155724;
}

.btn-time-forward {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid #222;
  border-radius: 2px;
  background: white;
  color: #222;
  cursor: pointer;
  margin-left: 8px;
  transition: all var(--transition-fast);
}

.btn-time-forward .material-symbols-sharp {
  font-size: 18px;
}

.btn-time-forward:hover {
  background: #222;
  color: white;
}

.documents-island__send-btn {
  margin-top: var(--spacing-md);
  margin-left: auto;
  background-color: #222;
  color: white;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-family);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.documents-island__version {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border: 1px solid var(--sys-color-border-default);
  border-radius: 4px;
}

.documents-island__version-field {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.documents-island__version-label {
  font-size: 13px;
  color: var(--color-text-secondary);
}

.documents-island__version-value {
  font-size: 14px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.documents-island__separator {
  border: none;
  border-top: 1px solid var(--sys-color-border-default);
  margin: 0;
}

.documents-island__send-btn:hover {
  background-color: #000;
}

.documents-island__send-btn-inline {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  border: none;
  border-radius: 2px;
  background-color: #222;
  color: white;
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font-family);
  cursor: pointer;
  white-space: nowrap;
  transition: background-color var(--transition-fast);
}

.documents-island__send-btn-inline .material-symbols-sharp {
  font-size: 16px;
}

.documents-island__send-btn-inline:hover {
  background-color: #000;
}

.documents-island__send-btn .material-symbols-sharp {
  font-size: 20px;
}

/* Email Preview Modal */
.email-modal {
  min-width: 960px;
  width: 960px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 0;
}

.email-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg) var(--spacing-xl);
  border-bottom: 1px solid var(--sys-color-border-default);
}

.email-modal__header .modal-close-button {
  position: static;
}

.email-modal__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin: 0;
}

.email-modal__body {
  padding: var(--spacing-lg) var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.email-modal__field {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--sys-color-border-default);
}

.email-modal__field-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  min-width: 50px;
  flex-shrink: 0;
}

.email-modal__field-value {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
}

.email-modal__message {
  padding: var(--spacing-md);
  background-color: var(--color-bg-page);
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--sys-color-border-default);
}

.email-modal__message-content {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  line-height: 1.6;
}

.email-modal__message-content p {
  margin: 0 0 var(--spacing-sm) 0;
}

.email-modal__message-content p:last-child {
  margin-bottom: 0;
}

.email-modal__attachments {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.email-modal__attachments-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-semibold);
}

.email-modal__attachment-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.email-modal__attachment-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: var(--color-bg-page);
  border: 1px solid var(--sys-color-border-default);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
}

.email-modal__attachment-icon {
  font-size: 18px;
  color: var(--color-text-secondary);
}

.email-modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg) var(--spacing-xl);
  border-top: 1px solid var(--sys-color-border-default);
}

.email-modal__send-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.email-modal__send-btn .material-symbols-sharp {
  font-size: 18px;
}

/* Documents Island — Filled State */
.documents-island__file-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--sys-color-border-default);
  border-radius: var(--border-radius-sm);
  text-decoration: none;
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  transition: background-color var(--transition-fast);
}

.documents-island__file-link:hover {
  background-color: var(--color-bg-page);
}

.documents-island__file-link-icon {
  font-size: 20px;
  color: var(--color-text-secondary);
}

.documents-island__file-link-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.documents-island__version-card {
  border: 1px solid var(--sys-color-border-default);
  border-radius: var(--border-radius-sm);
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.documents-island__version-card-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.documents-island__version-card-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.documents-island__version-card-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.documents-island__version-card-date {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.documents-island__version-card-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm);
  border: 1px solid var(--sys-color-border-default);
  border-radius: var(--border-radius-sm);
  background: none;
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  font-family: var(--font-family);
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.documents-island__version-card-btn:hover {
  background-color: var(--color-bg-page);
}

/* Installationspläne Container */
.installations-container {
  display: flex;
  gap: var(--spacing-lg);
  width: 100%;
  max-width: 1280px;
  margin-bottom: var(--spacing-lg);
}

/* Installationspläne Single Section */
.installations-section {
  background-color: var(--sys-color-surface-default);
  border: 1px solid var(--sys-color-border-default);
  border-radius: var(--sys-radius-md);
  padding: var(--sys-space-inset-2xl);
  margin-bottom: var(--spacing-lg);
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  gap: var(--spacing-xl);
}

.installations-section__item {
  flex: 1;
}

/* Send to Installation Button */
.send-to-installation-container {
  display: flex;
  justify-content: flex-end;
  margin-bottom: var(--spacing-xl);
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
}

.btn-send-to-installation {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 16px 40px;
  border: none;
  background-color: #222;
  color: white;
  border-radius: 2px;
  font-size: 20px;
  font-weight: var(--font-weight-bold);
  font-family: var(--font-family);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-send-to-installation:hover {
  background-color: #000;
}

.btn-send-to-installation__icon {
  font-size: 24px;
  line-height: 1;
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  padding: 0;
}

/* Installations Island Base */
.installations-island {
  background-color: var(--sys-color-surface-default);
  border: 1px solid var(--sys-color-border-default);
  border-radius: var(--border-radius-sm);
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
}

.installations-island--decision {
  width: 33.33%;
  flex: 0 0 33.33%;
}

.installations-island--plans {
  width: 66.67%;
  flex: 0 0 66.67%;
}

/* Waiting State */
.installations-waiting {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 280px;
  position: relative;
}

.installations-waiting__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--border-radius-md);
  background-color: var(--color-bg-page);
  border: 1px solid var(--sys-color-border-default);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.installations-waiting__icon .material-symbols-sharp {
  font-size: 32px;
  color: var(--sys-color-text-neutral-strong);
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  animation: pulse 2.5s ease-in-out infinite;
}

.installations-waiting__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
  font-family: var(--font-family);
}

.installations-waiting__message {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: 1.5;
  max-width: 90%;
  font-family: var(--font-family);
}

.installations-waiting__border {
  width: 100%;
  border: 2px dashed var(--sys-color-border-default);
  border-radius: var(--border-radius-sm);
  padding: var(--spacing-xl);
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    rgba(217, 217, 217, 0.1) 10px,
    rgba(217, 217, 217, 0.1) 20px
  );
  margin-top: var(--spacing-md);
}

.installations-island--plans .installations-waiting {
  background: linear-gradient(
    135deg,
    rgba(245, 243, 239, 0.3) 0%,
    rgba(255, 255, 255, 0.5) 50%,
    rgba(245, 243, 239, 0.3) 100%
  );
  border-radius: var(--border-radius-sm);
}

/* Pulse Animation */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.7;
    transform: scale(1.05);
  }
}

/* Responsive: Stack on smaller screens */
@media (max-width: 1024px) {
  .installations-container {
    flex-direction: column;
  }

  .installations-island--decision,
  .installations-island--plans {
    width: 100%;
    flex: 1 1 100%;
  }

  .installations-section {
    flex-direction: column;
  }
}

/* ============================================
   Files Tab Sidebar Styles
   ============================================ */

/* Upload Area */
.files-upload-area {
  border: 1px dashed var(--color-text-unit);
  border-radius: var(--border-radius-sm);
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  background-color: var(--color-bg-white);
}

.files-upload-area:hover {
  border-width: 2px;
}

.files-upload-area__icon {
  width: 18px;
  height: 22px;
  flex-shrink: 0;
}

.files-upload-area__icon path {
  stroke: #333333;
}

.files-upload-area__text {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--sys-color-text-neutral-default);
  text-align: center;
}

/* File Item */
.files-file-item {
  background-color: var(--color-bg-white);
  border: var(--sys-border-default-width) var(--sys-border-default-style) var(--sys-color-border-default);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.files-file-item:last-child {
  margin-bottom: 0;
}

.files-file-item__icon {
  width: 24px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.files-file-item__icon svg {
  width: 20px;
  height: 20px;
}

.files-file-item__link {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-decoration: underline;
  color: var(--sys-color-text-neutral-default);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.files-file-item__link:hover {
  color: var(--color-primary-blue);
  text-decoration: none;
}

.files-file-item__name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular, 400);
  color: var(--sys-color-text-neutral-default);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-decoration: none;
}

.files-file-item__link:hover .files-file-item__name {
  color: var(--color-primary-blue);
}

.files-file-item__new-tab-icon {
  font-size: 16px !important;
  line-height: 1;
  width: 16px;
  height: 16px;
  display: none !important;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-variation-settings: 'opsz' 20;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.files-file-item__link:hover .files-file-item__new-tab-icon {
  display: inline-flex !important;
  color: var(--color-primary-blue);
}

/* Toggle Switch */
.files-toggle-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.files-toggle {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.files-toggle__input {
  opacity: 0;
  width: 0;
  height: 0;
}

.files-toggle__slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--base-color-neutral-300);
  transition: var(--transition-base);
  border-radius: 24px;
}

.files-toggle__slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: var(--transition-base);
  border-radius: var(--sys-radius-full);
}

.files-toggle__input:checked + .files-toggle__slider {
  background-color: var(--color-primary-blue);
}

.files-toggle__input:checked + .files-toggle__slider:before {
  transform: translateX(20px);
}

.files-toggle__label {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  color: var(--color-text-primary);
}

/* Images Grid */
.files-images-grid {
  display: grid;
  grid-template-columns: repeat(2, 132px);
  grid-auto-rows: min-content;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.files-image-card-wrapper {
  width: 132px;
}

.files-image-card {
  background-color: var(--color-bg-white);
  border: var(--sys-border-default-width) var(--sys-border-default-style) var(--sys-color-border-default);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  width: 132px;
  height: 132px;
  cursor: pointer;
}

.files-image-card__delete {
  position: absolute;
  top: 6px;
  right: 6px;
  display: none;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: none;
  background: rgba(255, 255, 255, 0.9);
  color: var(--sys-color-text-neutral-subtle);
  cursor: pointer;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
  z-index: 1;
}

.files-image-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0);
  transition: background var(--transition-fast);
  pointer-events: none;
}

.files-image-card:hover::after {
  background: rgba(0, 0, 0, 0.08);
}

.files-image-card:hover .files-image-card__delete {
  display: flex;
}

.files-image-card__delete:hover {
  background-color: var(--base-color-neutral-100);
  color: var(--sys-color-error);
}

.files-image-card__delete .material-symbols-sharp {
  font-size: 18px;
}

.files-image-card__thumbnail {
  background-color: var(--color-border-light);
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.files-image-card__thumbnail-icon {
  width: 32px;
  height: 38px;
  opacity: 0.5;
}

.files-image-card__thumbnail--icon {
  background-color: var(--color-bg-white);
}

.files-image-card__icon {
  font-size: 48px !important;
  line-height: 1;
  color: var(--sys-color-text-neutral-subtle);
  font-variation-settings: 'opsz' 48;
  display: block;
}

.files-image-card__name {
  font-size: 13px;
  font-weight: var(--font-weight-regular);
  color: var(--sys-color-text-neutral-default);
  padding-top: 4px;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-all;
}

.files-image-card__download,
.image-preview-download {
  font-size: 13px;
  font-weight: var(--font-weight-regular);
  color: var(--sys-color-text-neutral-default);
  text-decoration: underline;
  display: block;
  padding-top: 2px;
}

.files-image-card__download:hover,
.image-preview-download:hover {
  color: var(--sys-color-error);
}

/* Image Gallery */
.image-gallery {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10000;
  background-color: var(--base-color-neutral-500);
  align-items: center;
  justify-content: center;
}

.image-gallery--active {
  display: flex;
}

.image-gallery__backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
}

.image-gallery__content {
  position: relative;
  z-index: 2;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.image-gallery__image {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--border-radius-md);
}

.image-gallery__icon-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
}

.image-gallery__icon {
  font-size: 120px !important;
  line-height: 1;
  color: white;
  font-variation-settings: 'opsz' 120;
  display: block;
}

.image-gallery__icon-label {
  color: white;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  text-align: center;
}

.image-gallery__counter {
  color: white;
  font-size: var(--font-size-base);
  margin-top: var(--spacing-md);
  font-weight: var(--font-weight-semibold);
}

.image-gallery__close {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: 3;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  border-radius: var(--sys-radius-full);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: white;
  transition: background-color var(--transition-fast);
}

.image-gallery__close:hover {
  background: rgba(255, 255, 255, 0.2);
}

.image-gallery__close .material-symbols-sharp {
  font-size: 24px;
  font-variation-settings: 'opsz' 24;
}

.image-gallery__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  border-radius: var(--sys-radius-full);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: white;
  transition: background-color var(--transition-fast);
}

.image-gallery__nav:hover {
  background: rgba(255, 255, 255, 0.2);
}

.image-gallery__nav--prev {
  left: var(--spacing-lg);
}

.image-gallery__nav--next {
  right: var(--spacing-lg);
}

.image-gallery__nav .material-symbols-sharp {
  font-size: 32px;
  font-variation-settings: 'opsz' 32;
}

/* ============================================
   Links Tab Sidebar Styles
   ============================================ */

.links-container {
  display: flex;
  flex-direction: column;
  gap: 0;
  width: 100%;
}

.links-item {
  background-color: var(--color-bg-white);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  cursor: pointer;
  transition: background-color var(--transition-fast);
  width: 100%;
}

.links-item:hover {
  background-color: transparent;
}

.links-item--first {
  padding: var(--sys-space-gap-xs) 0;
}

.links-item--other {
  padding: var(--sys-space-inset-sm) 0;
}

.links-item__text {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  color: var(--sys-color-text-neutral-default);
  line-height: normal;
}

.sidebar__link {
  color: var(--sys-color-text-neutral-default);
  text-decoration: underline;
  cursor: pointer;
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: var(--sys-space-gap-xs);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  line-height: normal;
  width: 100%;
}

.sidebar__link:hover {
  color: var(--sys-action-fg-secondary);
  text-decoration: underline;
}

.sidebar__link-icon {
  font-size: 16px !important;
  line-height: 1;
  width: 16px;
  height: 16px;
  display: none !important;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-variation-settings: 'opsz' 20;
  overflow: hidden;
}

.sidebar__link:hover .sidebar__link-icon {
  display: inline-flex !important;
}

/* User Links (Immersight) */
.links-user-link-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--sys-space-gap-xs) 0;
}

.links-user-link-item__link {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.links-user-link-item__remove {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: none;
  background: none;
  color: var(--sys-color-text-neutral-subtle);
  cursor: pointer;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.links-user-link-item__remove:hover {
  background-color: var(--base-color-neutral-100);
  color: var(--sys-color-error);
}

.links-user-link-item__remove .material-symbols-sharp {
  font-size: 18px;
}

.links-add-link {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.links-add-link__input {
  flex: 1;
  min-width: 0;
}

.links-add-link__button {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--sys-action-border-color-primary);
  background: white;
  color: var(--sys-action-fg-secondary);
  cursor: pointer;
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.links-add-link__button:hover {
  border-width: 2px;
}

.links-add-link__button .material-symbols-sharp {
  font-size: 20px;
}

/* Auftrag Content - Order Items Table */
.auftrag-content {
  padding: var(--spacing-lg) 0;
}

/* Order Header */
.order-header {
  display: flex;
  flex-direction: column;
  gap: var(--sys-space-gap-md);
  margin-bottom: var(--sys-space-layout-lg);
  padding-bottom: var(--sys-space-layout-md);
  border-bottom: var(--sys-border-default-width) var(--sys-border-default-style) var(--sys-color-border-default);
}

.order-header__left {
  display: flex;
  align-items: center;
  gap: var(--sys-space-gap-md);
}

.order-header__title {
  font-size: 24px;
  font-weight: var(--font-weight-bold);
  color: var(--sys-color-text-neutral-strong);
  margin: 0;
  font-family: var(--font-family);
}

.order-header__status-badge {
  display: inline-flex;
  align-items: center;
  padding: var(--sys-space-gap-xs) var(--sys-space-inset-md);
  border-radius: var(--base-radius-200);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-family);
  line-height: 20px;
}

.order-header__status-badge--placeholder {
  background-color: var(--base-color-neutral-200);
  color: var(--base-color-neutral-600);
  opacity: 0.6;
}

.order-header__salesforce-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sys-space-gap-xs);
  color: var(--sys-color-text-neutral-default);
  text-decoration: underline;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-family);
  transition: color var(--transition-fast);
}

.order-header__salesforce-link:hover {
  color: var(--base-color-fireRed-500);
  text-decoration: underline;
}

.order-header__salesforce-link .material-symbols-sharp {
  font-size: 16px !important;
  line-height: 1;
  width: 16px;
  height: 16px;
  display: none !important;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-variation-settings: 'opsz' 20;
  overflow: hidden;
}

.order-header__salesforce-link:hover .material-symbols-sharp {
  display: inline-flex !important;
  color: var(--base-color-fireRed-500);
}

/* Order Items Table */
.order-items-table {
  width: 100%;
  max-width: 1280px;
  border-collapse: collapse;
  background-color: var(--sys-color-surface-default);
  border: var(--sys-border-default-width) var(--sys-border-default-style) var(--sys-color-border-default);
  border-radius: var(--sys-radius-lg);
  overflow: hidden;
}

.order-items-table thead {
  background-color: var(--sys-color-surface-subtle-primary);
  border-bottom: 2px solid var(--sys-color-border-default);
}

.order-items-table th {
  padding: var(--sys-space-inset-md) var(--sys-space-inset-lg);
  text-align: left;
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  color: var(--sys-color-text-neutral-strong);
  font-family: var(--font-family);
}

.order-items-table tbody tr {
  border-bottom: var(--sys-border-default-width) var(--sys-border-default-style) var(--sys-color-border-default);
  background-color: #FFFFFF;
}

.order-items-table tbody tr:first-child {
  background-color: #FFFFFF;
}

.order-items-table tbody tr:nth-child(odd) {
  background-color: #FFFFFF;
}

.order-items-table tbody tr:nth-child(even) {
  background-color: #FBFAF8;
}

.order-items-table__row--placeholder {
  opacity: 0.5;
}

.order-items-table__row--placeholder td {
  color: var(--base-color-neutral-400);
}

.order-items-table td {
  padding: var(--sys-space-inset-md) var(--sys-space-inset-lg);
  font-size: var(--font-size-base);
  color: var(--sys-color-text-neutral-default);
  font-family: var(--font-family);
  vertical-align: top;
}

.order-items-table__product {
  min-width: 200px;
}

.order-items-table__product-name {
  font-weight: var(--font-weight-semibold);
  color: var(--sys-color-text-neutral-strong);
  margin-bottom: 4px;
}

.order-items-table tbody tr:hover .order-items-table__product-name {
  text-decoration: underline;
  color: var(--color-primary-blue);
}

.order-items-table__row--placeholder .order-items-table__product-name {
  color: var(--base-color-neutral-400);
}

.order-items-table__spec {
  min-width: 300px;
  max-width: 400px;
}

.order-items-table__spec-text {
  font-size: var(--font-size-base);
  color: var(--sys-color-text-neutral-default);
  line-height: 1.5;
}

.order-items-table__row--placeholder .order-items-table__spec-text {
  color: var(--base-color-neutral-400);
}

.order-items-table__quantity {
  text-align: center;
  min-width: 80px;
}

.order-items-table__quantity-value {
  font-weight: var(--font-weight-medium);
  color: var(--sys-color-text-neutral-strong);
}

.order-items-table__row--placeholder .order-items-table__quantity-value {
  color: var(--base-color-neutral-400);
}

.order-items-table__unit-price {
  text-align: right;
  min-width: 120px;
}

.order-items-table__total-price {
  text-align: right;
  min-width: 120px;
  font-weight: var(--font-weight-semibold);
}

.order-items-table__price-value {
  color: var(--sys-color-text-neutral-strong);
}

.order-items-table__row--placeholder .order-items-table__price-value {
  color: var(--base-color-neutral-400);
}

.order-items-table tfoot {
  background-color: var(--sys-color-surface-subtle-primary);
  border-top: 2px solid var(--sys-color-border-default);
}

.order-items-table__footer {
  border-top: 2px solid var(--sys-color-border-default);
}

.order-items-table__footer-label {
  text-align: right;
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  color: var(--sys-color-text-neutral-strong);
  padding: var(--sys-space-inset-lg) var(--sys-space-inset-lg);
}

.order-items-table__footer-total {
  text-align: right;
  font-weight: var(--font-weight-bold);
  font-size: 18px;
  color: var(--sys-color-text-neutral-strong);
  padding: var(--sys-space-inset-lg) var(--sys-space-inset-lg);
}

.order-items-table__footer-total--placeholder {
  opacity: 0.5;
}

.order-items-table__footer-total--placeholder .order-items-table__total-amount {
  color: var(--base-color-neutral-400);
}

.order-items-table__total-amount {
  color: var(--sys-color-text-neutral-strong);
  font-family: var(--font-family);
}

/* ============================================
   Planning Form Page Styles
   ============================================ */

/* Error Summary Banner */
.error-summary-banner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  scroll-margin-top: 80px; /* Account for sticky header when scrolling */
}

.error-summary-banner__container {
  background-color: var(--sys-color-surface-error);
  border: 1px solid var(--sys-color-error);
  border-radius: var(--sys-radius-sm);
  padding: var(--sys-space-inset-lg);
  display: flex;
  gap: var(--sys-space-gap-md);
  align-items: flex-start;
}

.error-summary-banner__icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.error-summary-banner__icon .material-symbols-sharp {
  color: var(--sys-color-error);
  font-size: 24px;
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  line-height: 1;
}

.error-summary-banner__content {
  flex: 1;
  font-family: 'Open Sans', sans-serif;
  font-size: 16px;
  line-height: 24px;
  color: var(--sys-color-text-neutral-strong);
}

.error-summary-banner__intro {
  margin: 0 0 var(--sys-space-inset-sm) 0;
  font-weight: 400;
}

.error-summary-banner__list {
  margin: 0;
  padding-left: var(--sys-space-inset-xl);
  list-style: decimal;
}

.error-summary-banner__list-item {
  margin-bottom: var(--sys-space-gap-xs);
}

.error-summary-banner__link {
  color: var(--sys-color-text-neutral-strong);
  text-decoration: underline;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.error-summary-banner__link:hover {
  color: var(--color-primary-blue);
}

/* Form Container */
.form-container {
  max-width: 900px;
  margin: var(--spacing-xl) auto;
  padding: 0 var(--spacing-lg) 100px var(--spacing-lg);
  position: relative;
}

.form-sheet {
  min-height: calc(100vh - 200px);
}

.form-header {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--sys-color-border-default);
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.form-header__back {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-primary);
  text-decoration: none;
  flex-shrink: 0;
  transition: opacity var(--transition-fast);
}

.form-header__back:hover {
  opacity: 0.7;
}

.form-header__back svg {
  width: 24px;
  height: 24px;
}

.form-header__title-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  flex: 1;
}

.form-title {
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-xl);
  color: var(--color-text-primary);
  margin: 0;
}

.form-status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--sys-space-gap-xs) var(--sys-space-inset-md);
  background-color: var(--base-color-neutral-400);
  color: white;
  border-radius: var(--base-radius-200);
  font-size: 14px;
  font-weight: 500;
  font-family: 'Open Sans', sans-serif;
  line-height: 20px;
  font-family: var(--font-family);
  line-height: 20px;
}

.meta-badges {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--sys-space-25) var(--sys-space-inset-sm);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  font-weight: var(--font-weight-semibold);
}

.badge-dark {
  background-color: var(--base-color-neutral-300);
  color: var(--sys-color-text-neutral-strong);
  border: 1px solid var(--base-color-neutral-500);
}

.badge-gray {
  background-color: var(--base-color-neutral-100);
  color: var(--sys-color-text-neutral-default);
  border: var(--sys-border-default-width) var(--sys-border-default-style) var(--sys-color-border-default);
}


/* Accordion Sections */
.accordion-section {
  background-color: var(--sys-color-surface-default);
  border: var(--sys-border-default-width) var(--sys-border-default-style) var(--sys-color-border-default);
  border-radius: var(--border-radius-lg);
  margin-bottom: var(--sys-space-layout-md);
  overflow: hidden;
  scroll-margin-top: 100px; /* Account for sticky header when scrolling */
}

.accordion-section:last-child {
  margin-bottom: 0;
}

/* Section Headers */
.section-header {
  font-size: 16px;
  font-family: var(--font-family);
  font-weight: 600; /* semibold */
  color: var(--color-text-primary);
  margin: 0 0 var(--sys-space-inset-xl) 0;
  padding: 0;
}

.accordion-content {
  display: block;
  padding: var(--sys-space-inset-xl) var(--spacing-xl);
  position: relative;
}

/* All accordion headers are sticky by default - no separate class needed */

/* Input Groups */
.input-group {
  margin-bottom: var(--sys-space-inset-xl);
  position: relative;
}

/* Error State: Red Vertical Bar and Indentation */
.input-group--error {
  padding-left: var(--sys-space-inset-lg);
}

.input-group--error::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background-color: var(--sys-color-error); /* Red error indicator */
}

.input-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  margin-bottom: var(--sys-space-inset-xs);
}

.input-label {
  display: block;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.input-label .required {
  color: var(--sys-color-error);
}

/* Error Message (Compact Design) */
.error-message-container {
  margin-top: var(--sys-space-gap-xs);
  margin-bottom: 0;
}

.error-icon {
  display: none; /* Remove duplicate icon - status icon in header is sufficient */
}

.error-message {
  font-size: var(--font-size-base);
  color: var(--sys-color-error);
  font-weight: var(--font-weight-regular);
  line-height: 1.4;
}

/* Input Fields */
.input-wrapper {
  position: relative;
}

.input-field {
  width: 100%;
  padding: var(--sys-space-inset-sm) var(--sys-space-inset-md);
  min-height: 44px;
  border: 1px solid var(--sys-color-border-default);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  font-weight: var(--font-weight-regular);
  background-color: var(--color-bg-white);
  color: var(--color-text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none; /* Remove default outline, we'll use box-shadow for focus */
}

/* Placeholder styling - WCAG AA Compliant */
.input-field::placeholder {
  color: var(--color-text-placeholder);
  opacity: 1; /* Firefox */
}

.input-field::-webkit-input-placeholder {
  color: var(--color-text-placeholder);
}

.input-field::-moz-placeholder {
  color: var(--color-text-placeholder);
  opacity: 1; /* Firefox */
}

.input-field:-ms-input-placeholder {
  color: var(--color-text-placeholder);
}

.input-field:-moz-placeholder {
  color: var(--color-text-placeholder);
  opacity: 1; /* Firefox */
}

.input-field:focus {
  outline: none;
  border-color: var(--sys-color-border-default); /* Keep grey inner border */
  box-shadow: 0 0 0 2px rgba(44, 127, 255, 0.5); /* Outer blue border effect with 50% transparency (#2C7FFF) */
}

.input-field.number {
  width: 180px;
}

/* For fields with units, add padding for unit text */
.input-wrapper--with-unit .input-field.number {
  padding-right: var(--sys-space-500); /* Space for unit text */
}

/* For fields without units, no extra right padding - spinner arrows will appear on the right edge */
.input-wrapper:not(.input-wrapper--with-unit) .input-field.number {
  padding-right: var(--sys-space-inset-md); /* Standard padding, same as left */
}

/* Unit text inside input fields */
.input-wrapper--with-unit {
  position: relative;
  display: inline-block;
}

.input-unit {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-unit);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  pointer-events: none; /* Allow clicks to pass through to input */
  user-select: none;
}

/* Spinner arrows for number inputs without units - hidden by default, visible on hover/focus */
.input-wrapper:not(.input-wrapper--with-unit) .input-field[type="number"]::-webkit-inner-spin-button,
.input-wrapper:not(.input-wrapper--with-unit) .input-field[type="number"]::-webkit-outer-spin-button {
  opacity: 0;
  margin-right: var(--sys-space-gap-xs);
  transition: opacity var(--transition-fast);
}

.input-wrapper:not(.input-wrapper--with-unit) .input-field[type="number"]:hover::-webkit-inner-spin-button,
.input-wrapper:not(.input-wrapper--with-unit) .input-field[type="number"]:hover::-webkit-outer-spin-button,
.input-wrapper:not(.input-wrapper--with-unit) .input-field[type="number"]:focus::-webkit-inner-spin-button,
.input-wrapper:not(.input-wrapper--with-unit) .input-field[type="number"]:focus::-webkit-outer-spin-button {
  opacity: 1;
}

.input-field.error {
  border-color: var(--sys-color-error) !important; /* Red error border */
}

textarea.input-field.error {
  border-color: var(--sys-color-error) !important; /* Red error border */
}

select.input-field {
  width: 50%;
  cursor: pointer;
}

/* Text input fields that should be 50% width like dropdowns */
input.input-field[name="typenbezeichnung"],
input.input-field#typenbezeichnung,
input.input-field[name="gaszaehlernummer"],
input.input-field#gaszaehlernummer {
  width: 50%;
}

textarea.input-field {
  resize: vertical;
  min-height: 44px;
  font-family: var(--font-family);
}

.input-helper {
  font-size: 13px;
  color: var(--sys-color-text-neutral-subtle);
  margin-top: var(--sys-space-gap-xs);
  line-height: 1.4;
}

.char-counter {
  font-size: 13px;
  color: var(--sys-color-text-neutral-subtle);
  margin-top: var(--sys-space-gap-xs);
  line-height: 1.4;
}

.char-counter--error {
  color: var(--sys-color-error);
}

.input-field.input-field--error,
textarea.input-field.input-field--error {
  border-color: var(--sys-color-error);
}

/* Status Icons */
.status-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.status-icon .material-symbols-sharp {
  font-size: 24px;
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  line-height: 1;
}

.status-icon.icon-success .material-symbols-sharp {
  color: var(--sys-color-success);
}

.status-icon.icon-error .material-symbols-sharp {
  color: var(--sys-color-error);
}

.status-icon.icon-default .material-symbols-sharp {
  color: var(--sys-color-text-neutral-subtle);
}

/* Radio Button Groups */
.radio-group {
  margin-bottom: var(--sys-space-inset-xl);
}

.radio-option {
  display: flex;
  align-items: center;
  padding: var(--sys-space-inset-sm) 0;
  cursor: pointer;
}

.radio-option input[type="radio"] {
  margin-right: var(--spacing-sm);
  cursor: pointer;
  width: 20px;
  height: 20px;
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--sys-color-border-default);
  border-radius: 50%;
  background-color: white;
  box-sizing: border-box;
}

.radio-option input[type="radio"]:hover {
  border-color: var(--sys-color-border-strong);
}

.radio-option input[type="radio"]:checked {
  border-color: var(--sys-color-border-default);
  background-color: white;
  background-image: radial-gradient(circle, var(--sys-action-border-color-primary) 35%, transparent 36%);
}

.radio-option input[type="checkbox"] {
  margin-right: var(--spacing-sm);
  cursor: pointer;
  width: 20px;
  height: 20px;
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--sys-color-border-default);
  border-radius: 2px;
  background-color: white;
  box-sizing: border-box;
}

.radio-option input[type="checkbox"]:checked {
  border-color: var(--sys-color-border-default);
  background-color: white;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath fill='%23f60439' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 111.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z'/%3E%3C/svg%3E");
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
}

.radio-option input[type="radio"].error,
.radio-option input[type="checkbox"].error {
  border: 1px solid var(--sys-color-error); /* Red error border */
  border-radius: var(--sys-radius-md);
}

.radio-option label {
  cursor: pointer;
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  font-weight: var(--font-weight-regular);
  color: var(--color-text-primary);
}

/* Checkbox Groups */
.checkbox-group {
  display: flex;
  flex-direction: column;
}

.checkbox-option {
  display: flex;
  align-items: center;
  padding: var(--sys-space-inset-sm) 0;
  cursor: pointer;
}

.checkbox-option input[type="checkbox"] {
  margin-right: var(--spacing-sm);
  cursor: pointer;
  width: 20px;
  height: 20px;
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--sys-color-border-default);
  border-radius: 2px;
  background-color: white;
  box-sizing: border-box;
}

.checkbox-option input[type="checkbox"]:checked {
  border-color: var(--sys-color-border-default);
  background-color: white;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath fill='%23f60439' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 111.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z'/%3E%3C/svg%3E");
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
}

.checkbox-option label {
  cursor: pointer;
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  font-weight: var(--font-weight-regular);
  color: var(--color-text-primary);
}

/* Image Upload Button */
.image-upload-button {
  padding: var(--sys-space-inset-sm) var(--sys-space-inset-xl);
  background-color: white;
  color: var(--sys-action-fg-secondary);
  border: 1px solid var(--sys-action-border-color-primary);
  border-radius: 2px;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  font-family: var(--font-family);
}

.image-upload-button .material-symbols-rounded,
.image-upload-button .material-symbols-sharp {
  color: var(--sys-action-fg-secondary);
}

.image-upload-button:hover {
  border: 2px solid var(--sys-action-border-color-primary);
}

.upload-hint {
  font-size: 13px;
  color: var(--sys-color-text-neutral-subtle);
  margin-top: var(--sys-space-gap-xs);
}

.image-preview-container {
  margin-top: var(--spacing-sm);
  position: relative;
}

.image-preview-outer {
  display: inline-block;
  width: 132px;
  margin-top: var(--spacing-sm);
}

.image-preview-wrapper {
  position: relative;
  display: flex;
  background-color: var(--color-bg-white);
  border: var(--sys-border-default-width) var(--sys-border-default-style) var(--sys-color-border-default);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  width: 132px;
  height: 132px;
  cursor: pointer;
}

.image-preview-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0);
  transition: background var(--transition-fast);
  pointer-events: none;
}

.image-preview-wrapper:hover::after {
  background: rgba(0, 0, 0, 0.08);
}

.image-preview {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  cursor: pointer;
}

.image-preview-name {
  font-size: 13px;
  font-weight: var(--font-weight-regular);
  color: var(--sys-color-text-neutral-default);
  padding-top: 4px;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-all;
}

.image-preview-delete {
  position: absolute;
  top: 6px;
  right: 6px;
  display: none;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: none;
  background: rgba(255, 255, 255, 0.9);
  color: var(--sys-color-text-neutral-subtle);
  cursor: pointer;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
  z-index: 1;
}

.image-preview-wrapper:hover .image-preview-delete {
  display: flex;
}

.image-preview-delete:hover {
  background-color: var(--base-color-neutral-100);
  color: var(--sys-color-error);
}

.image-preview-delete .material-symbols-sharp {
  font-size: 18px;
}

/* Form Footer */
.form-footer {
  position: fixed;
  bottom: 0;
  left: var(--sidebar-width);
  right: 0;
  z-index: 100;
  background-color: var(--color-bg-white);
  border-top: 1px solid var(--sys-color-border-default);
  padding: var(--spacing-md) var(--spacing-xl);
  display: flex;
  gap: var(--sys-space-inset-sm);
  justify-content: center;
  align-items: center;
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.05);
}

.form-footer .footer-actions {
  display: flex;
  gap: var(--sys-space-inset-sm);
}

.footer-auto-save {
  font-size: var(--font-size-base);
  color: #62626E;
  font-style: italic;
}

.footer-actions {
  display: flex;
  gap: var(--sys-space-inset-sm);
}

.btn-icon {
  font-size: 20px;
  width: 20px;
  height: 20px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 0;
}

.btn-secondary {
  height: 40px;
  padding: var(--sys-space-inset-sm) var(--sys-space-inset-lg);
  background-color: white;
  color: #222;
  border: 1px solid #222;
  border-radius: 2px;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-family);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.btn-secondary:hover {
  border: 2px solid #000;
}

.btn-secondary:disabled {
  background-color: #FFFFFF;
  border: 1px solid #999;
  color: #999;
  cursor: not-allowed;
  opacity: 1;
}

.btn-tertiary {
  height: 40px;
  padding: var(--sys-space-inset-sm) var(--sys-space-inset-lg);
  background-color: var(--sys-color-surface-default);
  color: var(--sys-color-text-neutral-default);
  border: 0;
  border-radius: 2px;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-family);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.btn-tertiary:hover {
  background-color: #F5F3EF;
  border: none;
}

.btn-tertiary:disabled {
  background-color: #B3B3B3;
  border: 1px solid #B3B3B3;
  color: #FFFFFF;
  cursor: not-allowed;
  opacity: 1;
}

.btn-primary {
  height: 40px;
  padding: var(--sys-space-inset-sm) var(--sys-space-inset-lg);
  background-color: #222;
  color: white;
  border: none;
  border-radius: 2px;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-family);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.btn-primary:hover {
  background-color: #000;
  border: none;
}

.btn-primary:disabled {
  background-color: #999;
  border: none;
  color: #FFFFFF;
  cursor: not-allowed;
  opacity: 1;
}


/* Navigation Modal */
.modal-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal-backdrop.active {
  display: flex;
}

.modal-backdrop > div,
.modal-backdrop .modal-content {
  background: var(--color-bg-white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  max-width: 400px;
  margin: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  position: relative;
}

.modal-backdrop h3 {
  margin: 0 0 var(--spacing-md) 0;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.modal-backdrop p {
  margin: 0 0 var(--spacing-lg) 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
}

.modal-backdrop .btn-secondary,
.modal-backdrop .btn-primary {
  margin-left: var(--spacing-sm);
}

/* Installation Summary Modal OK Button */
.btn-modal-ok {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--sys-space-inset-sm) var(--sys-space-inset-lg);
  background-color: var(--base-color-neutral-900);
  color: #FFFFFF;
  border: none;
  border-radius: 2px;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-family);
  cursor: pointer;
  transition: all var(--transition-fast);
  height: 40px;
  min-width: 80px;
}

.btn-modal-ok:hover {
  background-color: var(--base-color-neutral-800);
}

/* Modal Close Button */
.modal-close-button {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: none;
  border: none;
  padding: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 2px;
  transition: background-color var(--transition-fast);
  color: var(--color-text-secondary);
}

.modal-close-button:hover {
  background-color: rgba(0, 0, 0, 0.05);
  color: var(--color-text-primary);
}

.modal-close-button .material-symbols-sharp {
  font-size: 24px;
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}


/* Read-only field styles */
.input-field.readonly,
.input-field:disabled,
select.readonly,
select:disabled,
textarea.readonly,
textarea:disabled {
  background-color: #F8FAFC;
  color: var(--color-text-primary);
  cursor: not-allowed;
  opacity: 0.8;
}

input[type="radio"].readonly,
input[type="radio"]:disabled,
input[type="checkbox"].readonly,
input[type="checkbox"]:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.radio-option input[type="radio"]:disabled + label,
.radio-option input[type="checkbox"]:disabled + label,
.checkbox-option input[type="checkbox"]:disabled + label {
  cursor: not-allowed;
  opacity: 0.8;
}

/* Active disabled: checked + disabled — grey inner dot/check */
.radio-option input[type="radio"]:checked:disabled {
  border-color: var(--sys-color-border-default);
  background-image: radial-gradient(circle, var(--base-color-neutral-500) 35%, transparent 36%);
}

.radio-option input[type="checkbox"]:checked:disabled,
.checkbox-option input[type="checkbox"]:checked:disabled {
  border-color: var(--sys-color-border-default);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath fill='%23808080' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 111.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z'/%3E%3C/svg%3E");
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
}

/* Responsive Design */
@media (max-width: 768px) {
  .header {
    flex-wrap: wrap;
    height: auto;
    min-height: var(--header-height);
    padding: var(--spacing-md) var(--spacing-lg);
  }

  .header__search {
    order: 3;
    width: 100%;
    max-width: 100%;
    margin: var(--spacing-md) 0 0 0;
  }

  .main-container {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .projects-table {
    font-size: var(--font-size-base);
  }

  .projects-table th,
  .projects-table td {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .pagination {
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: stretch;
  }

  .pagination__controls {
    justify-content: center;
    flex-wrap: wrap;
  }

  .project-detail-layout {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    min-width: 100%;
    position: relative;
    height: auto;
    max-height: 400px;
  }

  .project-detail-main {
    padding: var(--spacing-md);
  }

  /* Version table as cards on mobile */
  .version-table thead {
    display: none;
  }

  .version-table {
    border-collapse: separate;
    width: 100%;
  }

  .version-table,
  .version-table tbody,
  .version-table tbody tr {
    display: block;
  }

  .version-table tbody {
    width: 100%;
  }

  .version-table tbody tr {
    height: auto;
    min-height: 0;
    border: 1px solid var(--sys-color-border-default);
    border-radius: 2px;
    background-color: #FFFFFF;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
  }

  .version-table tbody td {
    display: block;
    padding: var(--spacing-xs) 0;
    border: none;
    border-left: none;
    border-right: none;
    width: auto;
  }

  .version-table tbody td:first-child {
    border-left: none;
  }

  .version-table tbody td:last-child {
    border-right: none;
  }

  .version-table__version,
  .version-table__completed-by,
  .version-table__date {
    width: auto;
  }

  .version-table tbody td[data-label] {
    font-weight: 600;
  }

  .version-table tbody td[data-label]::before {
    content: attr(data-label);
    display: block;
    font-weight: 400;
    color: var(--sys-color-text-neutral-default);
    margin-bottom: 2px;
  }

  .version-table__actions {
    display: block;
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-sm);
  }

  .version-table__actions .status-button {
    width: 100%;
    justify-content: center;
  }

  .version-table tbody tr:hover .version-table__version {
    text-decoration: none;
    color: inherit;
  }

  .version-table tbody tr:hover .version-table__version .version-table__value {
    text-decoration: underline;
    color: var(--color-primary-blue);
  }

  .version-section .btn--create-version {
    width: 100%;
    margin-left: 0;
    justify-content: center;
  }
}

/* Error Counter Widget */
.error-counter-widget {
  display: flex;
  align-items: center;
  gap: var(--sys-space-gap-xs);
}

.error-counter-text {
  color: var(--sys-color-text-neutral-default);
  font-size: 14px;
  font-weight: 600;
  font-family: 'Open Sans', sans-serif;
  line-height: normal;
  white-space: nowrap;
}

.error-counter-icon-wrapper {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.error-counter-icon {
  color: var(--sys-color-error);
  font-size: 20px;
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Toast Container */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  pointer-events: none;
}

/* Toast Notification */
.toast {
  background: #FFE6E6;
  border: 1px solid #FF0000;
  border-radius: var(--sys-radius-sm);
  padding: var(--sys-space-inset-sm) var(--sys-space-inset-lg);
  display: flex;
  align-items: center;
  gap: var(--sys-space-gap-md);
  min-width: 300px;
  max-width: 600px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  pointer-events: auto;
  font-family: 'Open Sans', sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  color: #1a1a1a;
  animation: slideInFromRight 0.3s ease-out;
}

@keyframes slideInFromRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.toast-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.toast-icon .material-symbols-sharp {
  color: var(--sys-color-error);
  font-size: 24px;
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

.toast-message {
  flex: 1;
}

/* Success Toast Variant */
.toast--success {
  background-color: var(--sys-color-surface-success);
  border: 1px solid var(--sys-color-success);
  border-radius: var(--border-radius-sm);
  padding: var(--spacing-sm);
  color: var(--sys-color-text-neutral-default);
  font-family: var(--font-family);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-regular);
  line-height: 1.5;
}

.toast--success .toast-icon .material-symbols-sharp {
  color: var(--sys-color-success);
  font-size: 24px;
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

/* Toast fade out animation */
@keyframes fadeOut {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(100%);
  }
}

.toast--fade-out {
  animation: fadeOut 0.3s ease-in forwards;
}