:root {
    color-scheme: light;
}

:root.dark-mode {
    color-scheme: dark;
}

:root.dark-mode body {
    background: #101418;
    color: #e8edf2;
}

:root.dark-mode .container {
    color: #e8edf2;
}

:root.dark-mode .text-muted {
    color: #aab6c2 !important;
}

:root.dark-mode a {
    color: #7cc7ff;
}

:root.dark-mode .table {
    color: #e8edf2;
    background-color: #151b21;
}

:root.dark-mode .table-striped tbody tr:nth-of-type(odd) {
    background-color: #1b232b;
}

:root.dark-mode .table th,
:root.dark-mode .table td {
    border-color: #303a44;
}

:root.dark-mode .form-control {
    background-color: #151b21;
    border-color: #3a4652;
    color: #e8edf2;
}

:root.dark-mode .form-control:focus {
    background-color: #18212a;
    border-color: #6bb7e8;
    box-shadow: 0 0 0 0.2rem rgba(107, 183, 232, 0.18);
    color: #ffffff;
}

:root.dark-mode .form-control::placeholder {
    color: #91a0ad;
}

:root.dark-mode .btn-outline-dark {
    border-color: #7e8b97;
    color: #e8edf2;
}

:root.dark-mode .btn-outline-dark:hover,
:root.dark-mode .btn-dark,
:root.dark-mode .theme-toggle {
    background-color: #e8edf2;
    border-color: #e8edf2;
    color: #101418;
}

:root.dark-mode .btn-outline-secondary {
    border-color: #7e8b97;
    color: #dce5ec;
}

:root.dark-mode .btn-outline-secondary:hover {
    background-color: #dce5ec;
    color: #101418;
}

:root.dark-mode .btn-outline-primary {
    border-color: #6bb7e8;
    color: #9bd4ff;
}

:root.dark-mode .btn-outline-primary:hover,
:root.dark-mode .btn-primary {
    background-color: #2878a8;
    border-color: #2878a8;
    color: #ffffff;
}

:root.dark-mode .btn-info {
    background-color: #2e879b;
    border-color: #2e879b;
    color: #ffffff;
}

:root.dark-mode .btn-danger {
    background-color: #b94a55;
    border-color: #b94a55;
}

:root.dark-mode .badge-success {
    background-color: #3a936c;
}

:root.dark-mode .alert-danger {
    background-color: #4b2026;
    border-color: #7b333b;
    color: #ffdce1;
}

.app-navigation {
    align-items: center;
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid #dce3e9;
    border-radius: 0.75rem;
    box-shadow: 0 0.35rem 1rem rgba(16, 20, 24, 0.06);
    display: flex;
    gap: 0.75rem;
    min-height: 52px;
    padding: 0.45rem 0.55rem;
    position: relative;
    z-index: 100;
}

.app-nav-brand {
    align-items: center;
    color: #1c3443;
    display: inline-flex;
    font-weight: 750;
    gap: 0.5rem;
    letter-spacing: -0.01em;
    padding-right: 0.35rem;
    text-decoration: none;
    white-space: nowrap;
}

.app-nav-brand:hover {
    color: #1c3443;
    text-decoration: none;
}

.app-nav-brand-mark {
    align-items: center;
    background: linear-gradient(135deg, #2878a8, #44a4c7);
    border-radius: 0.45rem;
    color: #ffffff;
    display: inline-flex;
    font-size: 0.7rem;
    height: 30px;
    justify-content: center;
    letter-spacing: 0.04em;
    width: 30px;
}

.app-nav-links {
    align-items: center;
    display: flex;
    gap: 0.2rem;
}

.app-nav-link {
    border-radius: 0.4rem;
    color: #50616d;
    display: block;
    font-size: 0.85rem;
    font-weight: 650;
    line-height: 1.4;
    padding: 0.45rem 0.7rem;
    text-decoration: none;
    white-space: nowrap;
}

.app-nav-link:hover,
.app-nav-link.active,
.app-nav-menu[open] > .app-nav-link {
    background: #e8f2f7;
    color: #1e668d;
    text-decoration: none;
}

.app-nav-menu {
    position: relative;
}

.app-nav-menu > summary {
    cursor: pointer;
    list-style: none;
    user-select: none;
}

.app-nav-menu > summary::-webkit-details-marker {
    display: none;
}

.app-nav-menu > summary::after {
    content: "⌄";
    font-size: 0.75rem;
    margin-left: 0.35rem;
}

.app-nav-menu-panel {
    background: #ffffff;
    border: 1px solid #d8e1e7;
    border-radius: 0.55rem;
    box-shadow: 0 0.8rem 2rem rgba(19, 34, 45, 0.18);
    left: 0;
    min-width: 255px;
    padding: 0.35rem;
    position: absolute;
    top: calc(100% + 0.45rem);
    z-index: 110;
}

.app-nav-menu-right .app-nav-menu-panel {
    left: auto;
    right: 0;
}

.app-nav-menu-panel a {
    border-radius: 0.4rem;
    color: #263d4b;
    display: flex;
    flex-direction: column;
    padding: 0.55rem 0.65rem;
    text-decoration: none;
}

.app-nav-menu-panel a:hover,
.app-nav-menu-panel a.active {
    background: #edf5f9;
    color: #1e668d;
    text-decoration: none;
}

.app-nav-menu-panel a span {
    font-size: 0.84rem;
    font-weight: 650;
}

.app-nav-menu-panel a small {
    color: #71808b;
    font-size: 0.72rem;
    margin-top: 0.1rem;
}

.app-navigation .theme-toggle {
    margin-left: auto;
    white-space: nowrap;
}

.app-context-nav {
    align-items: center;
    color: #71808b;
    display: flex;
    flex-wrap: wrap;
    font-size: 0.82rem;
    gap: 0.45rem;
}

.app-context-nav a {
    color: #2878a8;
}

.stock-location-toolbar {
    align-items: end;
    display: grid;
    gap: 0.65rem;
    grid-template-columns: minmax(220px, 1fr) auto auto;
}

.stock-location-select label,
.stock-assignment-form label {
    font-size: 0.78rem;
    font-weight: 650;
    margin-bottom: 0.3rem;
}

.stock-assignment-form {
    align-items: end;
    display: grid;
    gap: 0.65rem;
    grid-template-columns: minmax(240px, 1fr) minmax(110px, 160px) auto;
}

.app-dialog {
    background: #ffffff;
    border: 1px solid #d8e1e7;
    border-radius: 0.7rem;
    box-shadow: 0 1.2rem 3rem rgba(10, 20, 28, 0.3);
    color: #263d4b;
    max-width: calc(100vw - 2rem);
    padding: 1rem;
    width: 430px;
}

.app-dialog::backdrop {
    background: rgba(9, 16, 22, 0.68);
    backdrop-filter: blur(2px);
}

.app-dialog-heading {
    align-items: flex-start;
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.app-dialog-close {
    background: transparent;
    border: 0;
    color: #6a7882;
    cursor: pointer;
    font-size: 1.6rem;
    line-height: 1;
    padding: 0 0.2rem;
}

.app-dialog-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

:root.dark-mode .app-navigation {
    background: rgba(21, 27, 33, 0.96);
    border-color: #303a44;
    box-shadow: 0 0.35rem 1rem rgba(0, 0, 0, 0.22);
}

:root.dark-mode .app-nav-brand,
:root.dark-mode .app-nav-brand:hover {
    color: #f0f5f8;
}

:root.dark-mode .app-nav-link {
    color: #b9c5ce;
}

:root.dark-mode .app-nav-link:hover,
:root.dark-mode .app-nav-link.active,
:root.dark-mode .app-nav-menu[open] > .app-nav-link {
    background: #243845;
    color: #8fd4ff;
}

:root.dark-mode .app-nav-menu-panel {
    background: #1b232b;
    border-color: #3a4650;
}

:root.dark-mode .app-nav-menu-panel a {
    color: #e1e8ed;
}

:root.dark-mode .app-nav-menu-panel a:hover,
:root.dark-mode .app-nav-menu-panel a.active {
    background: #263946;
    color: #9bd4ff;
}

:root.dark-mode .app-nav-menu-panel a small {
    color: #9dabb6;
}

:root.dark-mode .app-dialog {
    background: #1b232b;
    border-color: #3a4650;
    color: #e8edf2;
}

:root.dark-mode .app-dialog-close {
    color: #b5c0c9;
}

@media (max-width: 767.98px) {
    .app-navigation {
        flex-wrap: wrap;
    }

    .app-nav-links {
        flex-basis: 100%;
        justify-content: space-between;
        order: 3;
    }

    .app-nav-link {
        font-size: 0.8rem;
        padding: 0.4rem 0.5rem;
    }

    .stock-location-toolbar,
    .stock-assignment-form {
        grid-template-columns: 1fr;
    }

    .stock-add-location,
    .stock-location-toolbar .btn,
    .stock-assignment-form .btn {
        width: 100%;
    }
}

@media (max-width: 380px) {
    .app-nav-brand > span:last-child {
        display: none;
    }
}

.parts-page-container {
    max-width: 1680px;
}

.technical-parameters-cell {
    min-width: 260px;
    max-width: 390px;
}

.technical-parameter-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.technical-parameter-chip {
    background: #eaf3f8;
    border: 1px solid #c9dce8;
    border-radius: 0.4rem;
    color: #244b62;
    display: inline-flex;
    flex-direction: column;
    font-size: 0.75rem;
    line-height: 1.25;
    max-width: 100%;
    padding: 0.3rem 0.45rem;
}

.technical-parameter-chip strong {
    color: #1f6e98;
    font-size: 0.68rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.technical-parameter-more summary {
    color: #2878a8;
    cursor: pointer;
    font-size: 0.8rem;
}

:root.dark-mode .technical-parameter-chip {
    background: #193140;
    border-color: #31576d;
    color: #d9edf8;
}

:root.dark-mode .technical-parameter-chip strong,
:root.dark-mode .technical-parameter-more summary {
    color: #8bd1ff;
}

.part-delete-warning {
    background: #fff7e5;
    border: 1px solid #f0d28b;
    color: #6b5218;
}

.part-delete-warning strong {
    display: block;
    margin-bottom: 0.2rem;
}

.part-delete-warning .alert-link {
    color: #57400d;
    text-decoration: underline;
}

:root.dark-mode .part-delete-warning {
    background: #362d19;
    border-color: #66552b;
    color: #f0d99a;
}

:root.dark-mode .part-delete-warning .alert-link {
    color: #ffe39a;
}

.backup-hero {
    margin: 3rem 0 2rem;
    max-width: 760px;
}

.backup-eyebrow,
.backup-card-kicker {
    color: #2878a8;
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.09em;
    margin-bottom: 0.35rem;
    text-transform: uppercase;
}

.backup-grid {
    align-items: stretch;
}

.backup-card {
    border: 1px solid #dce3e9;
    border-radius: 0.75rem;
    box-shadow: 0 0.5rem 1.5rem rgba(16, 20, 24, 0.07);
    overflow: hidden;
}

.backup-card-export {
    border-top: 3px solid #2878a8;
}

.backup-card-import {
    border-top: 3px solid #b94a55;
}

.backup-card .card-body {
    padding: 1.5rem;
}

.backup-card-heading {
    align-items: center;
    display: flex;
    gap: 0.9rem;
    margin-bottom: 1.25rem;
}

.backup-icon {
    align-items: center;
    border-radius: 50%;
    display: inline-flex;
    flex: 0 0 2.75rem;
    font-size: 1.35rem;
    font-weight: 700;
    height: 2.75rem;
    justify-content: center;
}

.backup-icon-export {
    background: #e7f3fa;
    color: #2878a8;
}

.backup-icon-import {
    background: #fae9eb;
    color: #a63e49;
}

.backup-meta {
    color: #697884;
    font-size: 0.875rem;
}

.backup-warning {
    background: #fff7e5;
    border: 1px solid #f0d28b;
    border-radius: 0.5rem;
    color: #6b5218;
    margin-bottom: 1.25rem;
    padding: 0.85rem 1rem;
}

.backup-warning strong {
    display: block;
}

:root.dark-mode .backup-eyebrow,
:root.dark-mode .backup-card-kicker {
    color: #7cc7ff;
}

:root.dark-mode .backup-card {
    background: #151b21;
    border-bottom-color: #303a44;
    border-left-color: #303a44;
    border-right-color: #303a44;
    color: #e8edf2;
    box-shadow: 0 0.75rem 2rem rgba(0, 0, 0, 0.22);
}

:root.dark-mode .backup-icon-export {
    background: #17364a;
    color: #8bd1ff;
}

:root.dark-mode .backup-icon-import {
    background: #45242a;
    color: #ffadb6;
}

:root.dark-mode .backup-meta {
    color: #9cabb7;
}

:root.dark-mode .backup-warning {
    background: #362d19;
    border-color: #66552b;
    color: #f0d99a;
}

:root.dark-mode .custom-file-label {
    background: #151b21;
    border-color: #3a4652;
    color: #dce5ec;
}

:root.dark-mode .custom-file-label::after {
    background: #25303a;
    border-color: #3a4652;
    color: #e8edf2;
}

:root.dark-mode .custom-file-input:focus ~ .custom-file-label {
    border-color: #6bb7e8;
    box-shadow: 0 0 0 0.2rem rgba(107, 183, 232, 0.18);
}

:root.dark-mode .form-check-input {
    accent-color: #2878a8;
}

:root.dark-mode .alert-success {
    background: #19382b;
    border-color: #306449;
    color: #c9f5dc;
}

.catalog-header {
    margin: 3rem 0 2rem;
}

.catalog-panel {
    background: #ffffff;
    border: 1px solid #dce3e9;
    border-radius: 0.75rem;
    box-shadow: 0 0.5rem 1.5rem rgba(16, 20, 24, 0.07);
    padding: 1.5rem;
}

.catalog-panel-heading {
    align-items: center;
    display: flex;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.catalog-kicker {
    color: #2878a8;
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.09em;
    margin-bottom: 0.25rem;
    text-transform: uppercase;
}

.catalog-table td {
    vertical-align: middle;
}

.catalog-actions {
    white-space: nowrap;
}

.supplier-parts-catalog-table {
    min-width: 1100px;
}

.supplier-parts-catalog-table .form-control-sm {
    min-width: 150px;
}

.supplier-parts-catalog-table .catalog-url-input {
    min-width: 210px;
}

:root.dark-mode .catalog-panel {
    background: #151b21;
    border-color: #303a44;
    box-shadow: 0 0.75rem 2rem rgba(0, 0, 0, 0.22);
}

:root.dark-mode .catalog-kicker {
    color: #7cc7ff;
}

:root.dark-mode .badge-secondary {
    background: #3a4652;
    color: #e8edf2;
}

:root.dark-mode .theme-toggle {
    margin-left: 0.5rem;
}

.import-review-table {
    min-width: 860px;
}

.import-select-column {
    width: 76px;
}

.import-review-table input[type="checkbox"] {
    accent-color: #2878a8;
    height: 1.05rem;
    width: 1.05rem;
}

.import-value {
    max-width: 360px;
    overflow-wrap: anywhere;
    white-space: normal;
}

.import-value-new {
    background: #edf8f1;
    color: #1e633a;
}

.import-review-actions {
    align-items: center;
}

:root.dark-mode .import-value-new {
    background: #19382b;
    color: #c9f5dc;
}

:root.dark-mode .alert-warning {
    background: #362d19;
    border-color: #66552b;
    color: #f0d99a;
}

.board-images-page,
.board-import-page {
    max-width: 1540px;
}

.board-image-thumbnails {
    display: grid;
    gap: 0.75rem;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
}

.board-image-thumbnail {
    background: #f5f8fa;
    border: 2px solid transparent;
    border-radius: 0.5rem;
    color: #253746;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: 0.45rem;
}

.board-image-thumbnail-item {
    position: relative;
}

.board-image-thumbnail-delete {
    opacity: 0.88;
    position: absolute;
    right: 0.65rem;
    top: 0.65rem;
    z-index: 3;
}

.board-image-thumbnail-item:hover .board-image-thumbnail-delete,
.board-image-thumbnail-delete:focus {
    opacity: 1;
}

.board-image-thumbnail:hover,
.board-image-thumbnail.active {
    border-color: #2878a8;
    text-decoration: none;
}

.board-image-thumbnail img {
    aspect-ratio: 4 / 3;
    background: #101418;
    border-radius: 0.3rem;
    object-fit: contain;
    width: 100%;
}

.board-image-thumbnail span {
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 0.4rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.board-image-thumbnail small {
    color: #697884;
}

.board-image-stage {
    background: #0c1014;
    border-radius: 0.6rem;
    cursor: crosshair;
    line-height: 0;
    overflow: hidden;
    position: relative;
    user-select: none;
}

.board-image-viewport {
    background: #0c1014;
    border-radius: 0.6rem;
    max-height: 75vh;
    overscroll-behavior: contain;
    overflow: auto;
    touch-action: pan-x pan-y;
}

.board-image-viewport.is-panning,
.board-image-viewport.is-panning .board-image-stage {
    cursor: grabbing;
}

.board-zoom-controls {
    align-items: center;
    display: flex;
    gap: 0.5rem;
}

.board-zoom-controls input[type="range"] {
    flex: 1;
    min-width: 120px;
}

.board-image-toolbar {
    align-items: flex-start;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    position: relative;
    z-index: 30;
}

.board-image-tool {
    position: relative;
}

.board-image-tool > summary {
    background: transparent;
    border: 1px solid #6c757d;
    border-radius: 0.25rem;
    color: #495057;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    line-height: 1.5;
    list-style: none;
    padding: 0.25rem 0.55rem;
    user-select: none;
}

.board-image-tool > summary::-webkit-details-marker {
    display: none;
}

.board-image-tool > summary::before {
    content: "▸";
    display: inline-block;
    margin-right: 0.35rem;
}

.board-image-tool[open] > summary {
    background: #2878a8;
    border-color: #2878a8;
    color: #ffffff;
}

.board-image-tool[open] > summary::before {
    transform: rotate(90deg);
}

.board-image-tool-panel {
    background: #ffffff;
    border: 1px solid #d5dde4;
    border-radius: 0.5rem;
    box-shadow: 0 0.8rem 1.8rem rgba(19, 34, 45, 0.22);
    color: #273640;
    left: 0;
    line-height: 1.4;
    margin-top: 0.35rem;
    padding: 0.75rem;
    position: absolute;
    top: 100%;
    width: min(300px, calc(100vw - 2rem));
    z-index: 40;
}

.board-image-tool:last-child .board-image-tool-panel {
    left: auto;
    right: 0;
}

.board-image-stage > img {
    display: block;
    height: auto;
    width: 100%;
}

.board-placement-overlay {
    height: 100%;
    left: 0;
    pointer-events: none;
    position: absolute;
    top: 0;
    width: 100%;
}

.board-placement rect {
    fill: rgba(40, 120, 168, 0.18);
    stroke: #62c7ff;
    stroke-width: 3;
    vector-effect: non-scaling-stroke;
}

.board-placement.is-dnp rect {
    fill: rgba(210, 55, 72, 0.28);
    stroke: #ff6675;
    stroke-dasharray: 8 5;
    stroke-width: 5;
}

.board-placement.is-dnp text {
    fill: #ff9ca6;
}

.board-placement:not(.board-placement-draft) {
    cursor: pointer;
    pointer-events: all;
}

.board-image-stage.is-affine-calibrating .board-placement:not(.board-placement-draft) {
    pointer-events: none;
}

.board-image-stage.is-affine-calibrating {
    box-shadow: 0 0 0 3px #ff7b87;
}

.board-affine-target {
    pointer-events: none;
}

.board-affine-target circle {
    fill: rgba(255, 95, 109, 0.9);
    stroke: #ffffff;
    stroke-width: 3;
    vector-effect: non-scaling-stroke;
}

.board-affine-target text {
    fill: #ffffff;
    font-weight: 800;
    paint-order: stroke;
    stroke: #4b2026;
    stroke-width: 5px;
    text-anchor: middle;
}

.board-placement-details-table {
    min-width: 1250px;
}

.board-placement text {
    fill: #ffffff;
    font-size: 18px;
    font-weight: 700;
    paint-order: stroke;
    stroke: #10202a;
    stroke-width: 5px;
    text-anchor: middle;
    vector-effect: non-scaling-stroke;
}

.board-placement.is-muted {
    opacity: 0.12;
    pointer-events: none;
}

.board-placement.is-highlighted rect,
.board-placement-draft rect {
    fill: rgba(255, 197, 61, 0.3);
    stroke: #ffd45f;
    stroke-width: 5;
}

.board-placement.is-highlighted text,
.board-placement-draft text {
    fill: #ffe69a;
}

.board-component-tooltip-dnp:not([hidden]) {
    color: #ff9ca6;
    font-weight: 800;
}

.board-component-tooltip {
    background: rgba(15, 23, 30, 0.96);
    border: 1px solid #4d6879;
    border-radius: 0.5rem;
    box-shadow: 0 0.6rem 1.5rem rgba(0, 0, 0, 0.35);
    color: #eaf4fa;
    font-size: 0.78rem;
    line-height: 1.35;
    max-height: 320px;
    max-width: min(360px, 70%);
    overflow: hidden;
    padding: 0.65rem 0.75rem;
    pointer-events: none;
    position: absolute;
    white-space: normal;
    z-index: 20;
}

.board-component-tooltip-reference {
    color: #8bd1ff;
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.board-component-tooltip-section {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    margin-top: 0.35rem;
    padding-top: 0.35rem;
}

.board-csv-example {
    background: #f5f8fa;
    border: 1px solid #dce3e9;
    border-radius: 0.5rem;
    padding: 1rem;
}

.board-csv-example pre {
    color: #31485a;
    white-space: pre-wrap;
}

:root.dark-mode .board-image-thumbnail,
:root.dark-mode .board-csv-example {
    background: #1b232b;
    border-color: #303a44;
    color: #e8edf2;
}

:root.dark-mode .board-image-thumbnail small {
    color: #aab6c2;
}

:root.dark-mode .board-image-tool > summary {
    border-color: #53616d;
    color: #dbe5ec;
}

:root.dark-mode .board-image-tool[open] > summary {
    border-color: #62b7e8;
    color: #ffffff;
}

:root.dark-mode .board-image-tool-panel {
    background: #1b232b;
    border-color: #3a4650;
    color: #e8edf2;
}

:root.dark-mode .board-csv-example pre {
    color: #dce5ec;
}

@media (max-width: 575.98px) {
    .board-image-toolbar {
        align-items: stretch;
        flex-direction: column;
    }

    .board-image-tool-panel {
        margin-top: 0.4rem;
        position: static;
        width: 100%;
    }


    .board-image-tool:last-child .board-image-tool-panel {
        left: auto;
        right: auto;
    }
}