/* ── Sigma Spare Parts — design tokens ─────────────────────────────────────── */
.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

:root {
    --sigma-orange:       #ff762f;
    --sigma-orange-dark:  #e5621a;
    --sigma-orange-light: #fff4ed;
    --sigma-green:        #016e57;
    --sigma-yellow:       #ffd632;
    --sigma-cream:        #f6f6f7;
    --sigma-grey:         #393536;
    --sigma-navy:         #1a1a2e;
    --sigma-navy-mid:     #0f172a;
    --sigma-text:         #393536;
    --sigma-text-muted:   #5c6370;
    --sigma-border:       #e4e7ec;
    --sigma-surface:      #f6f6f7;
    --sigma-success:      #016e57;
    --sigma-radius:       10px;
    --sigma-radius-sm:    6px;
    --sigma-shadow:       0 2px 16px rgba(57, 53, 54, 0.08);
    --sigma-shadow-hover: 0 8px 28px rgba(57, 53, 54, 0.12);
    --sigma-font-heading: "Montserrat", system-ui, sans-serif;
    --sigma-font-body:    "Poppins", system-ui, sans-serif;
}

.sp-landing,
.spare-parts-page {
    font-family: var(--sigma-font-body);
    color: var(--sigma-text);
}

.sp-landing h1,
.sp-landing h2,
.sp-landing h3,
.sp-landing h4,
.spare-parts-page h1,
.spare-parts-page h2,
.spare-parts-page h3,
.spare-parts-page h4 {
    font-family: var(--sigma-font-heading);
}

/* Hide floating anniversary badge on spare-parts pages */
.page-template-spare-parts-landing .sigma-50-years,
.page-template-spare-parts-template .sigma-50-years {
    display: none !important;
}

/* Contact Us float fights the inquiry cart FAB — hide on catalog templates */
.page-template-spare-parts-landing .sigmacranes-contact-wrapper,
.page-template-spare-parts-template .sigmacranes-contact-wrapper {
    display: none !important;
}

/* ── Shared: breadcrumbs ───────────────────────────────────────────────────── */
.sp-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    margin: 0 0 12px;
    font-size: 0.85rem;
    color: var(--sigma-text-muted);
}

.sp-breadcrumb a {
    color: var(--sigma-orange);
    text-decoration: none;
    font-weight: 500;
}

.sp-breadcrumb a:hover {
    text-decoration: underline;
}

.sp-breadcrumb-sep {
    color: #bbb;
    user-select: none;
}

.sp-breadcrumb-current {
    color: var(--sigma-text);
    font-weight: 600;
}

/* ── Shared: page intro strip ──────────────────────────────────────────────── */
.sp-page-intro {
    margin: 0 0 28px;
    color: var(--sigma-text-muted);
    font-size: 1rem;
    line-height: 1.65;
    max-width: 720px;
}

/* ── Shared: section headings ────────────────────────────────────────────── */
.sp-section-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--sigma-text);
    margin: 0 0 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--sigma-orange);
    display: inline-block;
}

/* ── Shared: callout / hint bar ────────────────────────────────────────────── */
.sp-callout {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin: 0 0 20px;
    padding: 12px 16px;
    background: var(--sigma-orange-light);
    border: 1px solid rgba(252, 116, 44, 0.25);
    border-radius: var(--sigma-radius-sm);
    font-size: 0.9rem;
    color: #5a3d2b;
    line-height: 1.5;
}

.sp-callout-icon {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    background: var(--sigma-orange);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    margin-top: 1px;
}

/* ── Shared: loading overlay for 3D viewers ──────────────────────────────── */
.viewer-loading {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: var(--sigma-navy);
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.85rem;
    z-index: 5;
    transition: opacity 0.3s;
}

.viewer-loading.is-hidden {
    opacity: 0;
    pointer-events: none;
}

.viewer-spinner {
    width: 36px;
    height: 36px;
    border: 3px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--sigma-orange);
    border-radius: 50%;
    animation: sp-spin 0.8s linear infinite;
}

@keyframes sp-spin {
    to { transform: rotate(360deg); }
}

/* ── Assembly page ───────────────────────────────────────────────────────── */
.spare-parts-page {
    max-width: 1400px;
    margin: 0 auto;
    padding: 28px 20px 48px;
    font-family: inherit;
}

.spare-parts-header {
    margin-bottom: 24px;
}

.spare-parts-header h1 {
    margin: 0;
    font-size: 2rem;
    font-weight: 800;
    color: var(--sigma-text);
    letter-spacing: -0.02em;
}

/* ── Viewers grid ─────────────────────────────────────────────────────────── */
.viewers-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 20px;
    margin-bottom: 40px;
    align-items: start;
    min-width: 0;
}

@media (max-width: 900px) {
    .viewers-grid {
        grid-template-columns: 1fr;
    }
}

.viewer-panel {
    background: #fff;
    border: 1px solid var(--sigma-border);
    border-radius: var(--sigma-radius);
    overflow: hidden;
    min-width: 0;
    width: 100%;
    box-shadow: var(--sigma-shadow);
}

.viewer-label {
    margin: 0;
    padding: 14px 18px;
    font-size: 0.95rem;
    font-weight: 700;
    background: var(--sigma-surface);
    border-bottom: 1px solid var(--sigma-border);
    color: var(--sigma-text);
}

.viewer-hint {
    display: block;
    font-size: 0.78rem;
    font-weight: 400;
    color: var(--sigma-text-muted);
    margin-top: 4px;
}

.model-viewer-wrap {
    width: 100%;
    height: 320px;
    position: relative;
    background: var(--sigma-navy);
    overflow: hidden;
}

#exploded-panel .model-viewer-wrap {
    /* Match [fwdemv] shortcode height so bottom toolbar is not clipped */
    height: 560px;
}

@media (max-width: 900px) {
    .model-viewer-wrap {
        height: 380px;
    }
    #exploded-panel .model-viewer-wrap {
        height: 420px;
    }
}

model-viewer {
    width: 100%;
    height: 100%;
    --poster-color: var(--sigma-navy);
}

/* Assembled preview: no viewer chrome */
.model-viewer-wrap--assembled model-viewer {
    --progress-bar-height: 0px;
}

.fwdemv-wrap {
    display: block;
    width: 100%;
    overflow: hidden;
    position: relative;
    background: var(--sigma-navy);
}

/* Fill wrap so FWDEMV positions its controller inside the visible area */
.fwdemv-wrap > [id^="fwdemvDiv"],
.fwdemv-wrap > div:first-child {
    width: 100% !important;
    max-width: 100% !important;
    height: 100% !important;
    max-height: 100% !important;
    box-sizing: border-box !important;
    background-color: var(--sigma-navy) !important;
}

.fwdemv-wrap canvas {
    display: block;
    width: 100% !important;
    max-width: 100% !important;
    height: 100% !important;
    background: var(--sigma-navy) !important;
}

/*
 * Keep exploded-view toolbar always visible.
 * Plugin auto-hides via visibility + translate3d on .fwdemv-controller-buttons-holder.
 */
.fwdemv-wrap .fwdemv-controller,
.fwdemv-wrap .FWDEMVController {
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    z-index: 40 !important;
    overflow: visible !important;
    background-color: transparent !important;
}

.fwdemv-wrap .fwdemv-controller-buttons-holder {
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    /* Reset idle-hide slide (mainDO x is 0; y animates off-screen) */
    transform: translate3d(0, 0, 0) !important;
    background-color: rgba(0, 0, 0, 0.45) !important;
}

.fwdemv-wrap .fwdemv-controller .fwdemv-button,
.fwdemv-wrap .fwdemv-controller .fwdemv-button-icon {
    pointer-events: auto !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.viewer-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: #aaa;
    text-align: center;
    padding: 20px;
}

/* ── Parts table ──────────────────────────────────────────────────────────── */
.parts-table-wrap {
    margin-bottom: 40px;
    background: #fff;
    border: 1px solid var(--sigma-border);
    border-radius: var(--sigma-radius);
    padding: 24px;
    box-shadow: var(--sigma-shadow);
}

.parts-table-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 12px;
}

.parts-table-header h2 {
    margin: 0;
}

.parts-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.parts-table th,
.parts-table td {
    padding: 12px 16px;
    border: 1px solid var(--sigma-border);
    text-align: left;
}

.parts-table th {
    background: var(--sigma-surface);
    font-weight: 700;
    color: var(--sigma-text);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.parts-table tr:hover {
    background: #fafbfc;
}

.parts-table tr.highlighted,
.parts-table tbody tr.row-highlight {
    background: var(--sigma-orange-light) !important;
}

/* Navigator sub-assembly table — same look as parts list */
.parts-table.sub-assembly-table .sub-assembly-table-no {
    width: 48px;
    text-align: center;
    font-weight: 600;
    color: var(--sigma-text);
}

.parts-table.sub-assembly-table .sub-assembly-table-name a,
.parts-table.sub-assembly-table .sub-assembly-name-link {
    color: var(--sigma-text);
    font-weight: 600;
    text-decoration: none;
}

.parts-table.sub-assembly-table .sub-assembly-table-name a:hover,
.parts-table.sub-assembly-table .sub-assembly-name-link:hover {
    color: var(--sigma-orange);
    text-decoration: none;
}

.parts-table.sub-assembly-table .sub-assembly-table-desc {
    color: var(--sigma-text-muted);
    font-size: 0.9rem;
    line-height: 1.45;
}

.parts-table.sub-assembly-table tbody tr.is-in-cart {
    background: var(--sigma-orange-light);
}

.brake-type-label,
.additional-label {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--sigma-orange-dark);
    margin: 24px 0 8px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--sigma-border);
}

/* ── Buttons (force brand orange — Elementor theme overrides pink/outline) ─── */
.spare-parts-page .btn-add-to-cart,
.spare-parts-page .btn-request-whole,
.spare-parts-page .btn-request-sub,
.spare-parts-page .btn-table-primary,
.spare-parts-page .btn-submit,
.spare-parts-page .sp-card-btn,
.spare-parts-page .btn-checkout,
.spare-parts-page button.btn-request-whole,
.spare-parts-page button.btn-request-sub,
.spare-parts-page button.btn-add-to-cart,
.spare-parts-page button.btn-table-primary,
.marker-popup-box .mpop-btn-primary,
.marker-popup-box .btn-table-primary,
.capacity-modal-content .btn-submit {
    background: var(--sigma-orange) !important;
    background-color: var(--sigma-orange) !important;
    color: #fff !important;
    border: 1px solid var(--sigma-orange) !important;
    border-radius: var(--sigma-radius-sm) !important;
    cursor: pointer;
    font-weight: 600 !important;
    box-shadow: none !important;
    text-decoration: none !important;
    transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.spare-parts-page .btn-add-to-cart {
    padding: 8px 12px;
    font-size: 0.82rem;
    white-space: nowrap;
}

.spare-parts-page .btn-request-whole {
    padding: 10px 18px;
    font-size: 0.875rem;
}

.spare-parts-page .btn-request-sub,
.spare-parts-page .btn-request-sub--header {
    padding: 10px 18px;
    font-size: 0.875rem;
}

.spare-parts-page .btn-request-sub--compact {
    padding: 8px 12px !important;
    font-size: 0.82rem !important;
}

/* ── Machine Set bar ──────────────────────────────────────────────────────── */
.sp-machine-set-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 16px 28px;
    align-items: flex-end;
    margin: 0 0 20px;
    padding: 16px 18px;
    background: var(--sigma-orange-light);
    border: 1px solid #ffd2b8;
    border-radius: var(--sigma-radius);
}
.sp-machine-set-bar__intro {
    flex: 1 1 220px;
    min-width: 0;
}
.sp-machine-set-bar__title {
    display: block;
    font-size: 0.95rem;
    color: var(--sigma-navy);
    margin-bottom: 4px;
}
.sp-machine-set-bar__help {
    margin: 0;
    font-size: 0.82rem;
    color: var(--sigma-text-muted);
    line-height: 1.45;
}
.sp-machine-set-bar__fields {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 16px;
    align-items: flex-end;
}
.sp-machine-set-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 160px;
}
.sp-machine-set-field label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--sigma-text);
}
.sp-machine-set-field .sp-required {
    color: var(--sigma-orange);
}
.sp-machine-set-field input {
    border: 1px solid var(--sigma-border);
    border-radius: var(--sigma-radius-sm);
    padding: 9px 12px;
    font-size: 0.9rem;
    min-width: 180px;
    background: #fff;
}
.sp-machine-set-field input:focus {
    outline: none;
    border-color: var(--sigma-orange);
    box-shadow: 0 0 0 3px rgba(255, 118, 47, 0.18);
}
.sp-machine-set-field input.is-attention {
    border-color: var(--sigma-orange);
    box-shadow: 0 0 0 3px rgba(255, 118, 47, 0.28);
}
.capacity-typed-fields {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin: 16px 0 8px;
}
.capacity-typed-fields label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 600;
}
.capacity-typed-fields input,
.capacity-typed-fields select {
    border: 1px solid var(--sigma-border);
    border-radius: var(--sigma-radius-sm);
    padding: 10px 12px;
    font-size: 0.95rem;
    background: #fff;
}
.capacity-field-wrap {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.capacity-field-label {
    font-size: 0.85rem;
    font-weight: 600;
}
.capacity-input-row {
    display: flex;
    align-items: stretch;
    gap: 0;
}
.capacity-input-row input {
    flex: 1 1 auto;
    min-width: 0;
    border-radius: var(--sigma-radius-sm) 0 0 var(--sigma-radius-sm);
    border-right: none;
}
.capacity-input-row select {
    flex: 0 0 auto;
    width: auto;
    min-width: 5.5rem;
    border-radius: 0 var(--sigma-radius-sm) var(--sigma-radius-sm) 0;
    font-weight: 600;
    cursor: pointer;
    background: #f7f7f7;
}
.capacity-input-row input:focus,
.capacity-input-row select:focus {
    outline: none;
    border-color: var(--sigma-orange);
    box-shadow: 0 0 0 3px rgba(255, 118, 47, 0.28);
    z-index: 1;
    position: relative;
}
.brake-model-note {
    margin: 0 0 12px;
    font-size: 0.9rem;
    color: var(--sigma-text-muted);
    line-height: 1.45;
}
.capacity-typed-fields .req { color: var(--sigma-orange); }
.capacity-typed-fields .opt { font-weight: 400; color: var(--sigma-text-muted); font-size: 0.8rem; }
.sp-usage-guide {
    margin-top: 14px;
    padding: 12px 14px;
    background: #fff;
    border-left: 3px solid var(--sigma-orange);
    border-radius: 0 var(--sigma-radius-sm) var(--sigma-radius-sm) 0;
}
.sp-usage-guide h4 {
    margin: 0 0 6px;
    font-size: 0.9rem;
}
.sp-usage-guide p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--sigma-text-muted);
    line-height: 1.45;
}

.spare-parts-page .btn-request-whole--compact {
    padding: 8px 12px !important;
    font-size: 0.82rem !important;
}

.spare-parts-page .btn-add-to-cart:hover,
.spare-parts-page .btn-request-whole:hover,
.spare-parts-page .btn-table-primary:hover,
.spare-parts-page .btn-submit:hover,
.spare-parts-page .btn-checkout:hover,
.marker-popup-box .mpop-btn-primary:hover,
.marker-popup-box .btn-table-primary:hover,
.capacity-modal-content .btn-submit:hover {
    background: var(--sigma-orange-dark) !important;
    background-color: var(--sigma-orange-dark) !important;
    border-color: var(--sigma-orange-dark) !important;
    color: #fff !important;
}

.spare-parts-page .btn-add-to-cart.added,
.spare-parts-page .btn-add-to-cart.is-added,
.spare-parts-page .btn-request-whole.is-added {
    background: var(--sigma-success) !important;
    border-color: var(--sigma-success) !important;
    color: #fff !important;
    pointer-events: none;
}

.spare-parts-page .btn-table-secondary,
.spare-parts-page .btn-view-parts,
.marker-popup-box .mpop-btn-secondary,
.marker-popup-box .btn-table-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    border: 1px solid var(--sigma-border) !important;
    border-radius: var(--sigma-radius-sm);
    background: #fff !important;
    color: var(--sigma-text) !important;
    font-size: 0.82rem;
    font-weight: 600;
    text-decoration: none !important;
    box-shadow: none !important;
}

.spare-parts-page .btn-table-secondary:hover,
.spare-parts-page .btn-view-parts:hover,
.marker-popup-box .mpop-btn-secondary:hover,
.marker-popup-box .btn-table-secondary:hover {
    border-color: var(--sigma-orange) !important;
    color: var(--sigma-orange) !important;
    background: var(--sigma-orange-light) !important;
}

.marker-popup-box .mpop-btn {
    width: 100%;
    padding: 13px 18px !important;
    font-size: 0.92rem !important;
}

.marker-popup-box {
    border-top: 4px solid var(--sigma-orange);
}

.capacity-modal-overlay {
    background: rgba(26, 26, 46, 0.55) !important;
}

.capacity-modal-content {
    border-radius: 14px !important;
    border-top: 4px solid var(--sigma-orange);
    box-shadow: 0 16px 48px rgba(26, 26, 46, 0.22) !important;
}

.capacity-modal-content .btn-cancel {
    background: #fff !important;
    color: var(--sigma-text) !important;
    border: 1px solid var(--sigma-border) !important;
}

.capacity-modal-content .btn-cancel:hover {
    border-color: var(--sigma-orange) !important;
    color: var(--sigma-orange) !important;
}

.parts-table-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.parts-table .col-num {
    width: 52px;
    text-align: center;
    font-weight: 600;
}

.parts-table .col-qty {
    width: 88px;
    text-align: center;
    font-weight: 600;
    white-space: nowrap;
}

.parts-table .col-spec {
    width: 168px;
    min-width: 148px;
    text-align: left;
}

.parts-table .col-action {
    width: 1%;
    white-space: nowrap;
}

/* Navigator: keep View Parts visible — don't let nowrap clip it beside Request */
.parts-table.sub-assembly-table .col-action {
    white-space: normal;
    min-width: 148px;
    vertical-align: middle;
}

.parts-table.sub-assembly-table .parts-table-actions,
.parts-table.sub-assembly-table .sub-assembly-table-actions {
    flex-direction: column;
    align-items: stretch;
    min-width: 132px;
}

.parts-table.sub-assembly-table .parts-table-actions > a,
.parts-table.sub-assembly-table .parts-table-actions > button,
.parts-table.sub-assembly-table .sub-assembly-table-actions > a,
.parts-table.sub-assembly-table .sub-assembly-table-actions > button {
    width: 100%;
    justify-content: center;
    box-sizing: border-box;
}

.parts-table .col-name .parts-name-link {
    display: block;
    color: var(--sigma-text);
    font-weight: 600;
    text-decoration: none;
}

.parts-table .col-name .parts-name-link:hover {
    color: var(--sigma-orange);
}

.parts-table .col-name .parts-name-meta {
    display: block;
    margin-top: 4px;
    font-size: 0.82rem;
    font-weight: 400;
    color: var(--sigma-text-muted);
    line-height: 1.4;
}

.parts-table tbody tr:nth-child(even) {
    background: #fafbfc;
}

.parts-table tbody tr:hover {
    background: #f3f5f7;
}

.btn-marker-editor {
    background: var(--sigma-orange);
    color: #fff;
    border: none;
    border-radius: var(--sigma-radius-sm);
    padding: 8px 16px;
    font-size: 0.85rem;
    cursor: pointer;
}

.btn-marker-editor.active {
    background: #c0392b;
}

/* ── Sub-assembly grid (navigator pages) ───────────────────────────────────── */
.sub-assembly-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 14px;
    margin-top: 4px;
}

.sub-assembly-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 18px;
    background: #fff;
    border: 1px solid var(--sigma-border);
    border-radius: var(--sigma-radius);
    text-decoration: none;
    color: var(--sigma-text);
    font-weight: 600;
    font-size: 0.92rem;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
    box-shadow: var(--sigma-shadow);
}

.sub-assembly-card--detailed {
    padding: 18px;
}

.sub-assembly-content {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sub-assembly-summary {
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--sigma-text-muted);
    line-height: 1.45;
}

.sub-assembly-card:hover {
    border-color: var(--sigma-orange);
    box-shadow: var(--sigma-shadow-hover);
    transform: translateY(-2px);
    color: var(--sigma-orange-dark);
    text-decoration: none;
}

.sub-assembly-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sigma-orange-light);
    border-radius: 8px;
    color: var(--sigma-orange);
}

.sub-assembly-icon svg {
    width: 22px;
    height: 22px;
}

.sub-assembly-name {
    flex: 1;
    line-height: 1.3;
}

.sub-assembly-arrow {
    flex-shrink: 0;
    color: var(--sigma-orange);
    font-size: 1.1rem;
    transition: transform 0.2s;
}

.sub-assembly-card:hover .sub-assembly-arrow {
    transform: translateX(3px);
}

/* ── Navigator pages (Hoist / Crane) ─────────────────────────────────────── */
.spare-parts-page--navigator {
    padding-top: 20px;
}

.spare-parts-header--navigator {
    margin-bottom: 14px;
}

.spare-parts-header--navigator h1 {
    font-size: 1.85rem;
}

.spare-parts-header--navigator .sp-page-intro {
    margin-top: 8px;
    max-width: 52ch;
}

.spare-parts-header--assembly {
    margin-bottom: 14px;
}

.spare-parts-header--assembly h1 {
    font-size: 1.85rem;
}

.spare-parts-header--assembly .sp-page-intro {
    margin-top: 8px;
    max-width: 60ch;
}

.viewers-grid--navigator {
    margin-bottom: 18px;
}

.viewers-grid--assembly {
    margin-bottom: 18px;
}

.sp-callout--navigator {
    margin: 0 0 28px;
}

.sp-callout--assembly {
    margin: 0 0 28px;
}

.parts-table-wrap--navigator {
    margin-top: 0;
}

.parts-table-wrap--assembly {
    margin-top: 0;
}

.parts-table-wrap--navigator .sp-section-inline-desc,
.parts-table-wrap--assembly .sp-section-inline-desc {
    margin: 6px 0 0;
}

.brake-type-block {
    margin-top: 20px;
}

.brake-type-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 8px;
}

.brake-type-header .brake-type-label {
    margin: 0;
}

.sub-assembly-table-tonnage {
    min-width: 130px;
}

.sub-assembly-tonnage-select,
.sub-assembly-tonnage-other {
    width: 100%;
    max-width: 140px;
    padding: 7px 10px;
    border: 1px solid var(--sigma-border);
    border-radius: var(--sigma-radius-sm);
    font-size: 0.82rem;
    color: var(--sigma-text);
    background: #fff;
}

.sub-assembly-tonnage-other {
    margin-top: 6px;
    max-width: 140px;
}

.sub-assembly-tonnage-select:focus,
.sub-assembly-tonnage-other:focus {
    outline: none;
    border-color: var(--sigma-orange);
    box-shadow: 0 0 0 2px var(--sigma-orange-light);
}

.sub-assembly-grid--navigator {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

@media (min-width: 1100px) {
    .sub-assembly-grid--navigator {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .sub-assembly-grid--navigator {
        grid-template-columns: 1fr;
    }
}

.sub-assembly-card--detailed {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 14px 16px;
}

.sub-assembly-cta {
    display: inline-block;
    margin-top: 6px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--sigma-orange);
}

.sub-assembly-card:hover .sub-assembly-cta {
    color: var(--sigma-orange-dark);
}

.sp-navigator-overview {
    margin-top: 32px;
    padding: 24px 26px;
    background: var(--sigma-surface);
    border: 1px solid var(--sigma-border);
    border-radius: var(--sigma-radius);
}

.sp-navigator-overview-title {
    margin: 0 0 12px;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--sigma-text);
}

.sp-navigator-overview-desc {
    margin: 0 0 16px;
    color: var(--sigma-text-muted);
    line-height: 1.6;
    font-size: 0.92rem;
}

.sp-component-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.sp-component-tag {
    padding: 6px 12px;
    background: #fff;
    border: 1px solid var(--sigma-border);
    border-radius: 999px;
    font-size: 0.8rem;
    color: var(--sigma-text);
}

.sp-navigator-overview-help {
    margin: 0;
    font-size: 0.88rem;
    color: var(--sigma-text-muted);
    padding: 12px 14px;
    background: var(--sigma-orange-light);
    border-radius: 8px;
    border-left: 3px solid var(--sigma-orange);
    line-height: 1.5;
}

/* ── Marker popup ──────────────────────────────────────────────────────────── */
.marker-popup-overlay {
    position: fixed;
    inset: 0;
    background: rgba(26, 26, 46, 0.5);
    z-index: 1000000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.marker-popup-box {
    background: #fff;
    border-radius: 14px;
    padding: 28px 24px 24px;
    min-width: 300px;
    max-width: 400px;
    width: 100%;
    box-shadow: 0 16px 48px rgba(26, 26, 46, 0.22);
    position: relative;
    text-align: center;
}

.marker-popup-close {
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--sigma-surface);
    border: 1px solid var(--sigma-border);
    width: 32px;
    height: 32px;
    border-radius: 8px;
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
    color: var(--sigma-text-muted);
}

.marker-popup-close:hover {
    color: var(--sigma-text);
    border-color: var(--sigma-orange);
}

.marker-popup-icon {
    width: 52px;
    height: 52px;
    margin: 0 auto 14px;
    background: var(--sigma-orange-light);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--sigma-orange);
}

.marker-popup-icon svg {
    width: 26px;
    height: 26px;
}

.marker-popup-eyebrow {
    margin: 0 0 6px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--sigma-orange-dark);
}

.marker-popup-name {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--sigma-text);
    margin: 0 0 8px;
    letter-spacing: -0.02em;
    line-height: 1.3;
}

.marker-popup-hint {
    margin: 0 0 20px;
    font-size: 0.86rem;
    line-height: 1.45;
    color: var(--sigma-text-muted);
}

.marker-popup-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mpop-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 13px 18px;
    border-radius: var(--sigma-radius-sm);
    font-size: 0.92rem;
    font-weight: 700;
    cursor: pointer;
    border: 1px solid transparent;
    text-decoration: none;
    text-align: center;
    box-sizing: border-box;
    transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.1s;
}

.mpop-btn:hover {
    text-decoration: none;
    transform: translateY(-1px);
}

.mpop-btn-primary {
    background: var(--sigma-orange);
    color: #fff !important;
    border-color: var(--sigma-orange);
}

.mpop-btn-primary:hover {
    background: var(--sigma-orange-dark);
    border-color: var(--sigma-orange-dark);
    color: #fff !important;
}

.mpop-btn-secondary {
    background: #fff;
    color: var(--sigma-text) !important;
    border-color: var(--sigma-border);
}

.mpop-btn-secondary:hover {
    border-color: var(--sigma-orange);
    color: var(--sigma-orange) !important;
    background: var(--sigma-orange-light);
}

/* Legacy aliases */
.mpop-btn-blue { background: var(--sigma-orange); color: #fff; }
.mpop-btn-orange { background: #fff; color: var(--sigma-text); border-color: var(--sigma-border); }

.sub-assembly-tonnage-select.is-attention {
    border-color: var(--sigma-orange);
    box-shadow: 0 0 0 3px var(--sigma-orange-light);
}

/* ── Floating cart FAB ─────────────────────────────────────────────────────── */
#sigma-cart-trigger {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 999998;
    box-sizing: border-box;
    width: 58px;
    height: 58px;
    margin: 0;
    padding: 0;
    border: none !important;
    border-radius: 50% !important;
    background: var(--sigma-orange) !important;
    color: #fff !important;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow:
        0 4px 14px rgba(252, 116, 44, 0.4),
        0 2px 6px rgba(26, 26, 46, 0.12) !important;
    transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
    -webkit-appearance: none;
    appearance: none;
    line-height: 1;
}

#sigma-cart-trigger:hover,
#sigma-cart-trigger:focus-visible {
    background: var(--sigma-orange-dark) !important;
    transform: translateY(-2px) scale(1.04);
    box-shadow:
        0 8px 22px rgba(252, 116, 44, 0.5),
        0 3px 8px rgba(26, 26, 46, 0.14) !important;
    outline: none;
}

#sigma-cart-trigger:focus-visible {
    box-shadow:
        0 0 0 3px #fff,
        0 0 0 6px var(--sigma-orange),
        0 8px 22px rgba(252, 116, 44, 0.45) !important;
}

#sigma-cart-trigger:active {
    transform: scale(0.97);
}

#sigma-cart-trigger svg {
    display: block;
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    pointer-events: none;
}

#sigma-cart-count {
    position: absolute;
    top: -3px;
    right: -3px;
    min-width: 22px;
    height: 22px;
    padding: 0 6px;
    box-sizing: border-box;
    border: 2px solid #fff;
    border-radius: 999px;
    background: var(--sigma-navy);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    font-family: inherit;
    line-height: 18px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    box-shadow: 0 1px 4px rgba(26, 26, 46, 0.25);
}

#sigma-cart-count.is-empty {
    display: none;
}

/* ── Cart notice ───────────────────────────────────────────────────────────── */
.cart-notice {
    position: fixed;
    bottom: 100px;
    right: 32px;
    background: var(--sigma-success);
    color: #fff;
    padding: 12px 20px;
    border-radius: var(--sigma-radius-sm);
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--sigma-shadow-hover);
    z-index: 9999;
    font-size: 0.9rem;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { transform: translateY(20px); opacity: 0; }
    to   { transform: translateY(0);    opacity: 1; }
}

.cart-notice a {
    color: #fff;
    text-decoration: underline;
    font-weight: 600;
}

#cart-notice-close {
    background: none;
    border: none;
    color: #fff;
    font-size: 1.2rem;
    cursor: pointer;
}

/* ── Capacity modal ────────────────────────────────────────────────────────── */
.capacity-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.capacity-modal-content {
    background: #fff;
    padding: 32px;
    border-radius: var(--sigma-radius);
    max-width: 420px;
    width: 92%;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    max-height: 90vh;
    overflow-y: auto;
}

.capacity-modal-content h3 {
    margin: 0 0 8px;
    color: var(--sigma-text);
}

.capacity-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 20px 0;
}

.capacity-options label {
    cursor: pointer;
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
}

.capacity-options input[type="radio"] {
    accent-color: var(--sigma-orange);
    transform: scale(1.15);
}

.capacity-other-text {
    margin-left: 4px;
    padding: 4px 10px;
    border: 1px solid var(--sigma-border);
    border-radius: 4px;
    font-size: 14px;
    width: 130px;
    display: none;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
}

.btn-submit {
    padding: 11px 22px;
    font-size: 0.95rem;
}

.btn-cancel {
    background: #f1f1f1;
    color: #333;
    border: 1px solid var(--sigma-border);
    padding: 11px 22px;
    border-radius: var(--sigma-radius-sm);
    cursor: pointer;
}

.btn-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* ── Cart sidebar ──────────────────────────────────────────────────────────── */
.custom-cart-overlay {
    position: fixed;
    inset: 0;
    background: rgba(26, 26, 46, 0.45);
    z-index: 999998;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.custom-cart-overlay.is-visible {
    opacity: 1;
    pointer-events: auto;
}

.custom-cart-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: min(380px, 100vw);
    height: 100%;
    height: 100dvh;
    background: #fff;
    box-shadow: -8px 0 32px rgba(26, 26, 46, 0.16);
    z-index: 999999;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    padding-bottom: env(safe-area-inset-bottom, 0);
}

.custom-cart-sidebar.open {
    transform: translateX(0);
}

.cart-sidebar-header {
    padding: 16px 18px 14px;
    border-bottom: 1px solid var(--sigma-border);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    background: #fff;
    flex-shrink: 0;
}

.cart-sidebar-header h2 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--sigma-text);
    letter-spacing: -0.02em;
}

.cart-sidebar-sub {
    margin: 3px 0 0;
    font-size: 0.78rem;
    line-height: 1.35;
    color: var(--sigma-text-muted);
}

#close-cart-sidebar {
    background: var(--sigma-surface);
    border: 1px solid var(--sigma-border);
    width: 36px;
    height: 36px;
    border-radius: 8px;
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    color: var(--sigma-text-muted);
    flex-shrink: 0;
}

#close-cart-sidebar:hover {
    color: var(--sigma-text);
    border-color: var(--sigma-orange);
}

.cart-sidebar-content {
    padding: 12px 16px 8px;
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.cart-empty-state {
    text-align: center;
    padding: 40px 12px 24px;
    color: var(--sigma-text-muted);
}

.cart-empty-icon {
    font-size: 1.75rem;
    margin-bottom: 8px;
    opacity: 0.65;
}

.empty-cart-message {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--sigma-text);
}

.cart-empty-hint {
    font-size: 0.8rem;
    line-height: 1.5;
    margin: 10px auto 0;
    max-width: 280px;
    color: var(--sigma-text-muted);
}

.cart-sidebar-footer {
    padding: 12px 16px calc(14px + env(safe-area-inset-bottom, 0));
    border-top: 1px solid var(--sigma-border);
    background: var(--sigma-surface);
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-shrink: 0;
}

.btn-checkout {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 13px 16px;
    min-height: 46px;
    text-align: center;
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 700;
    box-sizing: border-box;
    border-radius: var(--sigma-radius-sm);
    background: var(--sigma-orange);
    color: #fff !important;
    border: none;
    transition: background 0.2s, transform 0.15s;
}

.btn-checkout:hover {
    background: var(--sigma-orange-dark);
    color: #fff !important;
    text-decoration: none;
    transform: translateY(-1px);
}

.btn-clear-cart {
    display: block;
    width: 100%;
    padding: 11px 16px;
    min-height: 42px;
    background: #fff;
    color: #c0392b;
    text-align: center;
    font-weight: 600;
    border: 1px solid #e8b4b0;
    border-radius: var(--sigma-radius-sm);
    font-size: 0.85rem;
    cursor: pointer;
    box-sizing: border-box;
}

.btn-clear-cart:hover {
    background: #fff5f5;
    border-color: #c0392b;
}

.cart-group {
    margin-bottom: 14px;
}

.cart-group:last-child {
    margin-bottom: 4px;
}

.cart-group-header {
    font-weight: 700;
    margin: 0 0 6px;
    padding-bottom: 6px;
    border-bottom: 2px solid var(--sigma-orange);
    text-transform: uppercase;
    color: var(--sigma-orange-dark);
    letter-spacing: 0.04em;
    font-size: 0.72rem;
    line-height: 1.35;
}

.cart-item-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid var(--sigma-border);
}

.cart-item-row:last-child {
    border-bottom: none;
    padding-bottom: 2px;
}

.cart-item-row--whole {
    background: var(--sigma-orange-light);
    margin: 0 -6px;
    padding: 10px 8px;
    border-radius: 8px;
    border-bottom: none;
    align-items: flex-start;
}

.cart-item-main {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
    flex: 1 1 auto;
    padding-right: 2px;
}

.cart-item-badge {
    display: inline-block;
    width: fit-content;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--sigma-orange-dark);
    background: #fff;
    border: 1px solid rgba(252, 116, 44, 0.35);
    border-radius: 999px;
    padding: 2px 8px;
    margin-bottom: 2px;
}

.cart-item-name {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--sigma-text);
    line-height: 1.3;
}

.cart-item-meta {
    font-size: 0.75rem;
    line-height: 1.3;
    color: var(--sigma-text-muted);
}

.cart-item-meta--assembly {
    color: var(--sigma-text-muted);
}

.cart-item-meta--brake {
    color: var(--sigma-orange-dark);
    font-weight: 500;
}

.cart-item-controls {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    align-self: center;
}

.qty-controls {
    display: inline-flex;
    align-items: stretch;
    background: #fff;
    border-radius: 6px;
    border: 1px solid var(--sigma-border);
    overflow: hidden;
    height: 36px;
}

.qty-controls button {
    background: none;
    border: none;
    min-width: 34px;
    padding: 0 8px;
    cursor: pointer;
    color: var(--sigma-text-muted);
    font-size: 1.05rem;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.qty-controls button:hover {
    color: var(--sigma-orange);
    background: var(--sigma-orange-light);
}

.cart-item-qty {
    min-width: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--sigma-text);
    border-left: 1px solid var(--sigma-border);
    border-right: 1px solid var(--sigma-border);
    padding: 0 4px;
}

.cart-item-remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 1px solid #e8b4b0;
    width: 36px;
    height: 36px;
    border-radius: 6px;
    font-size: 1.2rem;
    cursor: pointer;
    color: #c0392b;
    line-height: 1;
    padding: 0;
    flex-shrink: 0;
}

.cart-item-remove:hover {
    background: #fff5f5;
    border-color: #c0392b;
    color: #a93226;
}

/* Table: in-cart + action links */
.sub-assembly-table-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.sub-assembly-table-actions .btn-view-parts,
.parts-table-actions .btn-view-parts {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    border: 1px solid var(--sigma-border) !important;
    border-radius: var(--sigma-radius-sm);
    background: #fff !important;
    color: var(--sigma-text) !important;
    font-size: 0.82rem;
    font-weight: 600;
    text-decoration: none !important;
    transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.sub-assembly-table-actions .btn-view-parts:hover,
.parts-table-actions .btn-view-parts:hover {
    border-color: var(--sigma-orange) !important;
    color: var(--sigma-orange) !important;
    background: var(--sigma-orange-light) !important;
    text-decoration: none !important;
}

.btn-request-whole.is-added,
.btn-request-whole--compact.is-added {
    background: var(--sigma-success);
    border-color: var(--sigma-success);
    color: #fff;
    pointer-events: none;
}

body.sigma-cart-open {
    overflow: hidden;
}

@media (max-width: 480px) {
    .custom-cart-sidebar {
        width: 100%;
        max-width: 100vw;
    }

    .cart-sidebar-header {
        padding: 14px 14px 12px;
    }

    .cart-sidebar-content {
        padding: 10px 14px 6px;
    }

    .cart-sidebar-footer {
        padding: 10px 14px calc(12px + env(safe-area-inset-bottom, 0));
    }

    .cart-item-row {
        gap: 8px;
    }

    .cart-item-controls {
        gap: 8px;
    }

    .qty-controls button {
        min-width: 32px;
    }

    #sigma-cart-trigger {
        bottom: 20px;
        right: 18px;
        width: 54px;
        height: 54px;
    }
}

/* ── Landing page ──────────────────────────────────────────────────────────── */
.sp-landing {
    max-width: 1400px;
    margin: 0 auto;
    padding: 16px 20px 48px;
}

.sp-landing .sp-breadcrumb {
    margin-bottom: 16px;
}

.sp-landing-hero {
    text-align: center;
    margin-bottom: 24px;
}

.sp-landing-badge {
    display: inline-block;
    background: var(--sigma-orange-light);
    color: var(--sigma-orange-dark);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 6px 14px;
    border-radius: 20px;
    margin-bottom: 12px;
}

.sp-landing-title {
    font-size: 2.25rem;
    font-weight: 800;
    margin: 0 0 12px;
    color: var(--sigma-text);
    letter-spacing: -0.02em;
}

.sp-landing-subtitle {
    font-size: 1.02rem;
    color: var(--sigma-text-muted);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* How it works — compact row (below cards) */
.sp-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-bottom: 32px;
}

.sp-steps--compact {
    margin-top: 20px;
    margin-bottom: 36px;
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
}

.sp-steps--compact .sp-step {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    text-align: left;
    padding: 16px 18px;
}

.sp-steps--compact .sp-step-num {
    flex-shrink: 0;
    margin-bottom: 0;
    width: 28px;
    height: 28px;
    font-size: 0.8rem;
}

.sp-steps--compact .sp-step-text h3 {
    margin: 0 0 4px;
    font-size: 0.92rem;
}

.sp-steps--compact .sp-step-text p {
    font-size: 0.8rem;
    line-height: 1.4;
}

.sp-step {
    text-align: center;
    padding: 20px 16px;
    background: var(--sigma-surface);
    border: 1px solid var(--sigma-border);
    border-radius: var(--sigma-radius);
}

.sp-step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--sigma-orange);
    color: #fff;
    font-weight: 700;
    font-size: 0.9rem;
    border-radius: 50%;
    margin-bottom: 10px;
}

.sp-step h3 {
    margin: 0 0 6px;
    font-size: 1rem;
    color: var(--sigma-text);
}

.sp-step p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--sigma-text-muted);
    line-height: 1.5;
}

.sp-landing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 0;
}

.sp-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--sigma-border);
    border-radius: 12px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: var(--sigma-shadow);
}

.sp-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--sigma-shadow-hover);
    text-decoration: none;
    color: inherit;
}

.sp-card:hover .sp-card-viewer-hint {
    opacity: 1;
}

.sp-card-viewer {
    position: relative;
    width: 100%;
    height: 320px;
    background: var(--sigma-navy-mid);
    overflow: hidden;
}

.sp-card-viewer--hoist model-viewer {
    --progress-bar-color: var(--sigma-orange);
}

.sp-card-viewer--crane model-viewer {
    --progress-bar-color: var(--sigma-orange);
}

.sp-card-viewer model-viewer {
    width: 100%;
    height: 100%;
    background-color: var(--sigma-navy-mid);
}

.sp-card-viewer-hint {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 11;
    background: rgba(0, 0, 0, 0.65);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 5px 14px;
    border-radius: 20px;
    pointer-events: none;
    opacity: 0.85;
    transition: opacity 0.2s;
    white-space: nowrap;
}

.sp-card-viewer-overlay {
    position: absolute;
    inset: 0;
    z-index: 10;
    cursor: pointer;
}

.sp-card-body {
    padding: 22px 24px 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
}

.sp-card-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin: 0;
    color: var(--sigma-text);
}

.sp-card-desc {
    font-size: 0.88rem;
    color: var(--sigma-text-muted);
    line-height: 1.55;
    margin: 0;
    flex-grow: 1;
}

.sp-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 0.78rem;
    margin-top: 4px;
}

.sp-card-count {
    background: var(--sigma-orange-light);
    color: var(--sigma-orange-dark);
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 600;
}

.sp-card-sub {
    background: var(--sigma-surface);
    color: var(--sigma-text-muted);
    padding: 4px 12px;
    border-radius: 20px;
    border: 1px solid var(--sigma-border);
}

.sp-card-btn {
    display: inline-block;
    margin-top: 10px;
    padding: 11px 22px;
    font-size: 0.9rem;
    align-self: flex-start;
}

/* Sub-assembly card grid on landing */
.sp-sub-section {
    margin-top: 0;
}

.sp-section-header {
    margin-bottom: 18px;
}

.sp-section-header .sp-section-title {
    margin-bottom: 4px;
}

.sp-section-desc {
    margin: 0;
    font-size: 0.9rem;
    color: var(--sigma-text-muted);
}

.sp-sub-group-label {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--sigma-orange-dark);
    margin: 0 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--sigma-border);
}

.sp-sub-group-label:not(:first-of-type) {
    margin-top: 24px;
}

.sp-sub-grid {
    display: grid;
    gap: 12px;
    margin-bottom: 4px;
}

/* 7 hoist cards: intentional 4+3 (avoids 6+1 orphan) */
.sp-sub-grid--hoist {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* 2 crane cards: even pair */
.sp-sub-grid--crane {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 720px;
}

.sp-sub-link-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    background: #fff;
    border: 1px solid var(--sigma-border);
    border-radius: var(--sigma-radius-sm);
    text-decoration: none;
    color: var(--sigma-text);
    font-weight: 600;
    font-size: 0.88rem;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s, background-color 0.15s;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
    outline: none;
    cursor: pointer;
}

.sp-sub-link-card--detailed {
    align-items: flex-start;
    padding: 16px;
    min-height: 100%;
}

.sp-sub-link-content {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sp-sub-link-summary {
    font-size: 0.78rem;
    font-weight: 400;
    color: var(--sigma-text-muted);
    line-height: 1.45;
}

.sp-section-inline-desc {
    margin: -8px 0 16px;
    font-size: 0.9rem;
    color: var(--sigma-text-muted);
}

/* Technical details panel (assembly pages) */
.sp-tech-panel {
    margin: 0 0 24px;
    background: #fff;
    border: 1px solid var(--sigma-border);
    border-radius: var(--sigma-radius);
    box-shadow: var(--sigma-shadow);
    overflow: hidden;
}

.sp-tech-panel-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 18px;
    cursor: pointer;
    list-style: none;
    background: var(--sigma-surface);
    font-weight: 700;
    color: var(--sigma-text);
    user-select: none;
}

.sp-tech-panel-toggle::-webkit-details-marker {
    display: none;
}

.sp-tech-panel-title {
    font-size: 0.95rem;
}

.sp-tech-panel-chevron {
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--sigma-orange);
    border-bottom: 2px solid var(--sigma-orange);
    transform: rotate(45deg);
    transition: transform 0.2s;
    flex-shrink: 0;
    margin-top: -2px;
}

.sp-tech-panel[open] .sp-tech-panel-chevron {
    transform: rotate(-135deg);
    margin-top: 4px;
}

.sp-tech-panel-body {
    padding: 18px 20px 20px;
    border-top: 1px solid var(--sigma-border);
}

.sp-tech-desc {
    margin: 0 0 16px;
    font-size: 0.92rem;
    color: var(--sigma-text-muted);
    line-height: 1.65;
}

.sp-tech-includes h4 {
    margin: 0 0 8px;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--sigma-orange-dark);
}

.sp-tech-includes ul {
    margin: 0 0 16px;
    padding-left: 18px;
    color: var(--sigma-text);
    font-size: 0.88rem;
    line-height: 1.6;
}

.sp-tech-help {
    margin: 0;
    padding: 12px 14px;
    background: var(--sigma-orange-light);
    border-radius: var(--sigma-radius-sm);
    font-size: 0.88rem;
    color: #5a3d2b;
    line-height: 1.55;
}

.sp-tech-help strong {
    color: var(--sigma-orange-dark);
}

/* General help block on landing */
.sp-general-help {
    margin-top: 28px;
    padding: 20px 22px;
    background: var(--sigma-surface);
    border: 1px solid var(--sigma-border);
    border-radius: var(--sigma-radius);
}

.sp-general-help h3 {
    margin: 0 0 12px;
    font-size: 1rem;
    color: var(--sigma-text);
}

.sp-general-help ul {
    margin: 0;
    padding-left: 20px;
    color: var(--sigma-text-muted);
    font-size: 0.9rem;
    line-height: 1.65;
}

.sp-general-help li + li {
    margin-top: 6px;
}

.sp-sub-link-card:hover {
    border-color: var(--sigma-orange);
    box-shadow: var(--sigma-shadow);
    transform: translateY(-2px);
    color: var(--sigma-orange-dark);
    text-decoration: none;
    background: #fffaf6;
}

.sp-sub-link-card:focus-visible {
    border-color: var(--sigma-orange);
    box-shadow: 0 0 0 3px rgba(255, 118, 47, 0.28);
    color: var(--sigma-orange-dark);
    background: #fffaf6;
}

.sp-sub-link-icon {
    flex-shrink: 0;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sigma-orange-light);
    border-radius: 7px;
    color: var(--sigma-orange);
    transition: background-color 0.15s;
}

.sp-sub-link-card:hover .sp-sub-link-icon,
.sp-sub-link-card:focus-visible .sp-sub-link-icon {
    background: #ffe8d9;
}

.sp-sub-link-icon svg {
    width: 18px;
    height: 18px;
}

.sp-sub-link-name {
    flex: 1;
    line-height: 1.3;
}

.sp-sub-link-arrow {
    flex-shrink: 0;
    align-self: center;
    color: var(--sigma-orange);
    font-size: 1.05rem;
    font-weight: 700;
    line-height: 1;
    opacity: 0.7;
    transition: transform 0.2s, opacity 0.2s;
}

.sp-sub-link-card:hover .sp-sub-link-arrow,
.sp-sub-link-card:focus-visible .sp-sub-link-arrow {
    transform: translateX(4px);
    opacity: 1;
}

/* Landing — tablet: keep hoist 4+3; crane stays a pair */
@media (max-width: 900px) {
    .sp-sub-grid--crane {
        max-width: none;
    }
}

@media (max-width: 700px) {
    .sp-sub-grid--hoist {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* Landing — mobile */
@media (max-width: 768px) {
    .sp-landing {
        padding: 16px 16px 40px;
    }

    .sp-landing-hero {
        margin-bottom: 18px;
    }

    .sp-landing-title {
        font-size: 1.75rem;
    }

    .sp-landing-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .sp-card-viewer {
        height: 250px;
    }

    .sp-card-body {
        padding: 18px 20px 20px;
    }

    .sp-card-btn {
        width: 100%;
        text-align: center;
        box-sizing: border-box;
    }

    .sp-steps,
    .sp-steps--compact {
        grid-template-columns: 1fr;
        gap: 10px;
        margin-top: 16px;
        margin-bottom: 28px;
    }

    .sp-sub-link-card {
        padding: 12px 14px;
    }

    .sp-sub-group-label:not(:first-of-type) {
        margin-top: 20px;
    }

    .sp-general-help {
        margin-top: 24px;
        padding: 18px;
    }
}

/* Phone: single column — no orphans */
@media (max-width: 480px) {
    .sp-sub-grid--hoist,
    .sp-sub-grid--crane {
        grid-template-columns: 1fr;
        max-width: none;
    }
}

/* Legacy sub-nav — kept for backwards compat if referenced elsewhere */
.sp-sub-nav {
    display: none;
}

/* ── Hotspots / admin editor ───────────────────────────────────────────────── */
.hotspot-dot {
    transition: all 0.2s ease;
}

.hotspot.hotspot-highlight .hotspot-dot {
    background-color: var(--sigma-orange) !important;
    transform: scale(1.3);
    box-shadow: 0 0 0 6px rgba(252, 116, 44, 0.35);
}

.hotspot {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    position: relative;
}

.hotspot-dot {
    display: block;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #ff4444;
    border: 3px solid #fff;
    box-shadow: 0 0 0 2px rgba(255, 68, 68, 0.4), 0 2px 8px rgba(0, 0, 0, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 2px rgba(255, 68, 68, 0.4), 0 2px 8px rgba(0, 0, 0, 0.4); }
    50%       { box-shadow: 0 0 0 6px rgba(255, 68, 68, 0.15), 0 2px 8px rgba(0, 0, 0, 0.4); }
}

.fwdemv-main-tooltip-window,
.fwdemv-tooltip-window {
    pointer-events: auto !important;
}

.fwdemv-btn-wrapper,
.fwdemv-btn-wrapper button,
.fwdemv-btn-wrapper a,
button.fwdemv-atc {
    pointer-events: auto !important;
    cursor: pointer !important;
}

/* ── Admin marker editor ───────────────────────────────────────────────────── */
.marker-editor-panel {
    background: #fff;
    border: 2px solid var(--sigma-orange);
    border-radius: var(--sigma-radius);
    padding: 20px 24px;
    margin-top: 32px;
}

.placement-mode model-viewer,
.placement-mode .model-viewer-wrap {
    cursor: crosshair;
    outline: 3px dashed var(--sigma-orange);
}