/* FerrumWay model card — public catalog detail page */

.model-page {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 0 132px;
    --model-line: rgba(17, 17, 17, 0.14);
    --model-line-strong: rgba(17, 17, 17, 0.24);
    --model-muted: rgba(17, 17, 17, 0.58);
    --model-soft: #f7f7f5;
    --model-card-radius: 11px;
}

.model-page [hidden] {
    display: none !important;
}

.model-page a,
.model-page button {
    -webkit-tap-highlight-color: transparent;
}

.model-back {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: rgba(17, 17, 17, 0.72);
    font-size: 13px;
    line-height: 1;
    text-decoration: none;
}

.model-back:hover {
    color: #111111;
    text-decoration: none;
}

.model-back-icon {
    position: relative;
    width: 22px;
    height: 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid currentColor;
    border-radius: 50%;
    flex: 0 0 auto;
    transition: transform 160ms ease, background-color 160ms ease;
}

.model-back-icon::before,
.model-back-icon::after {
    content: "";
    position: absolute;
    display: block;
    background: currentColor;
    border-radius: 999px;
}

.model-back-icon::before {
    width: 8px;
    height: 1.5px;
    left: 6px;
    top: 10px;
}

.model-back-icon::after {
    width: 5px;
    height: 5px;
    left: 6px;
    top: 8px;
    background: transparent;
    border-left: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    border-radius: 0;
    transform: rotate(45deg);
}

.model-back:hover .model-back-icon {
    transform: translateX(-2px);
    background: rgba(17, 17, 17, 0.035);
}

.model-heading {
    margin-top: 26px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 354px;
    gap: 50px;
    align-items: start;
}

.model-heading-main {
    min-width: 0;
    padding: 5px 0 0;
}

.model-title {
    margin: 0;
    font-family: var(--font-sans);
    font-size: clamp(34px, 3.1vw, 44px);
    font-weight: 750;
    line-height: 0.96;
    letter-spacing: -0.035em;
}

.model-title-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.model-verification-flag {
    position: relative;
    flex: 0 0 32px;
    width: 32px;
    height: 32px;
    border: 1px solid rgba(17, 17, 17, 0.16);
    border-radius: 50%;
    background: #f5f5f3;
}

.model-verification-flag::before {
    content: "";
    position: absolute;
    top: 7px;
    left: 10px;
    width: 2px;
    height: 19px;
    border-radius: 2px;
    background: #777777;
}

.model-verification-flag::after {
    content: "";
    position: absolute;
    top: 7px;
    left: 12px;
    width: 12px;
    height: 9px;
    border-radius: 1px;
    background: #a7a7a7;
    clip-path: polygon(0 0, 100% 0, 76% 50%, 100% 100%, 0 100%);
}

.model-verification-flag.is-active::before,
.model-verification-flag.is-active::after {
    background: #148437;
}

.model-official-name {
    max-width: 770px;
    margin: 11px 0 0;
    font-family: var(--font-sans);
    font-size: clamp(18px, 1.8vw, 23px);
    font-weight: 620;
    line-height: 1.23;
    letter-spacing: -0.012em;
}

.model-save-form {
    margin: 14px 0 0;
}

.model-save-button {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    border: 1px solid var(--model-line);
    border-radius: 999px;
    padding: 7px 14px;
    background: #fff;
    color: #111;
    font: inherit;
    font-size: 13px;
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    cursor: pointer;
}

.model-save-button:hover,
.model-save-button.is-saved {
    background: #111;
    color: #fff;
}

.model-stencil-label,
.model-stencil-empty,
.model-drawing-stamp {
    font-family: "Arial Black", Impact, var(--font-sans);
    font-weight: 900;
    text-transform: uppercase;
}

.model-stencil-label {
    width: fit-content;
    max-width: 100%;
    margin: 16px 0 0;
    color: #111111;
    font-size: 12px;
    line-height: 1.2;
    letter-spacing: 0.24em;
    position: relative;
    padding-left: 14px;
}

.model-stencil-label::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    width: 8px;
    height: 1px;
    background: currentColor;
    transform: translateY(-50%);
    opacity: 0.9;
}

.model-tags {
    margin-top: 23px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.model-tag {
    min-height: 40px;
    display: inline-flex;
    align-items: center;
    gap: 9px;
    border: 1px solid var(--model-line);
    border-radius: 7px;
    padding: 8px 14px;
    background: #ffffff;
    color: #111111;
    font-size: 13px;
    font-weight: 500;
    line-height: 1.2;
}

.model-tag.is-empty {
    color: var(--model-muted);
    background: #fbfbfa;
}

.model-tag img {
    width: 19px;
    height: 19px;
    flex: 0 0 auto;
    opacity: 0.86;
}

.model-key-specs {
    margin: 0;
    border: 1px solid var(--model-line);
    border-radius: var(--model-card-radius);
    padding: 8px 15px;
    background: #ffffff;
    box-shadow: 0 12px 34px rgba(17, 17, 17, 0.035);
}

.model-key-spec-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(92px, auto);
    gap: 14px;
    align-items: center;
    min-height: 38px;
    border-bottom: 1px solid var(--model-line);
}

.model-key-spec-row:last-child {
    border-bottom: 0;
}

.model-key-spec-row dt,
.model-key-spec-row dd {
    margin: 0;
    font-size: 12px;
    line-height: 1.25;
}

.model-key-spec-row dt {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    color: rgba(17, 17, 17, 0.72);
}

.model-key-spec-row dt img {
    width: 17px;
    height: 17px;
    flex: 0 0 auto;
}

.model-key-spec-row dd {
    font-family: var(--font-sans);
    font-weight: 700;
    text-align: right;
    white-space: nowrap;
}

.model-key-spec-row.is-empty dd {
    color: rgba(17, 17, 17, 0.42);
}

.model-drawing {
    width: 100%;
    min-height: 0;
    margin-top: 27px;
    display: block;
    overflow: hidden;
    border: 1px solid var(--model-line);
    border-radius: var(--model-card-radius);
    padding: 0;
    background: #ffffff;
    box-shadow: 0 14px 42px rgba(17, 17, 17, 0.025);
}

.model-drawing-canvas {
    position: relative;
    min-height: 360px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
    padding: 18px 22px 22px;
    background:
        linear-gradient(rgba(17, 17, 17, 0.022) 1px, transparent 1px),
        linear-gradient(90deg, rgba(17, 17, 17, 0.022) 1px, transparent 1px),
        #fbfbfa;
    background-size: 28px 28px;
}

.model-drawing-sheet {
    display: block;
    width: 100%;
    height: auto;
    max-height: min(72vh, 780px);
    aspect-ratio: auto;
    object-fit: contain;
    object-position: center;
    filter: none;
}

.model-drawing-empty {
    max-width: 630px;
    display: grid;
    justify-items: center;
    gap: 10px;
    padding: 60px 20px;
    text-align: center;
}

.model-drawing-empty-caption {
    color: var(--model-muted);
    font-size: 12px;
    font-weight: 650;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.model-stencil-empty {
    display: block;
    color: #111111;
    font-size: clamp(30px, 5vw, 66px);
    line-height: 0.98;
    letter-spacing: 0.08em;
}

.model-drawing-empty p {
    max-width: 430px;
    margin: 4px 0 0;
    color: var(--model-muted);
    font-size: 13px;
    line-height: 1.45;
}

.model-drawing-stamp {
    position: absolute;
    left: 22px;
    bottom: 14px;
    color: rgba(17, 17, 17, 0.45);
    font-size: 9px;
    line-height: 1;
    letter-spacing: 0.12em;
}

.model-thumbnails {
    width: 100%;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
    border-top: 1px solid var(--model-line);
    background: #ffffff;
}

.model-thumbnail {
    position: relative;
    width: auto;
    min-width: 0;
    min-height: 118px;
    display: grid;
    grid-template-columns: 74px minmax(0, 1fr);
    align-items: center;
    gap: 0 14px;
    border: 0;
    border-right: 1px solid var(--model-line);
    border-radius: 0;
    padding: 16px 18px;
    background: #ffffff;
    color: #111111;
    font-family: inherit;
    text-align: left;
    text-decoration: none;
    cursor: pointer;
    transition: background 150ms ease, box-shadow 150ms ease;
}

.model-thumbnail:last-child {
    border-right: 0;
}

.model-thumbnail:hover,
.model-thumbnail:focus-visible,
.model-thumbnail.is-active {
    background: #f7f7f5;
}

.model-thumbnail:focus-visible {
    outline: 2px solid #111111;
    outline-offset: -3px;
}

.model-thumbnail.is-active::after {
    content: "";
    position: absolute;
    left: 18px;
    right: 18px;
    bottom: 0;
    height: 3px;
    background: #111111;
}

.model-thumbnail.is-pending {
    color: rgba(17, 17, 17, 0.43);
    cursor: default;
    background: #fcfcfb;
}

.model-thumbnail-preview {
    position: relative;
    width: 74px;
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: 1px solid rgba(17, 17, 17, 0.14);
    border-radius: 7px;
    background: #ffffff;
    box-shadow: inset 0 0 0 1px rgba(255,255,255,0.7);
}

.model-thumbnail-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    padding: 0;
    background: transparent;
}

.model-thumbnail-preview::before {
    content: "";
    display: block;
    width: 22px;
    height: 28px;
    border: 1px solid rgba(17, 17, 17, 0.28);
    border-radius: 2px;
    background:
        linear-gradient(135deg, transparent 0 68%, rgba(17, 17, 17, 0.18) 69% 77%, transparent 78%),
        linear-gradient(rgba(17, 17, 17, 0.16), rgba(17, 17, 17, 0.16)) 5px 9px / 11px 1px no-repeat,
        linear-gradient(rgba(17, 17, 17, 0.16), rgba(17, 17, 17, 0.16)) 5px 14px / 11px 1px no-repeat;
}

.model-thumbnail-preview:has(img)::before {
    display: none;
}

.model-thumbnail-copy {
    min-width: 0;
    display: grid;
    gap: 4px;
}

.model-thumbnail strong,
.model-thumbnail small {
    display: block;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
}

.model-thumbnail strong {
    font-size: 13px;
    font-weight: 650;
    line-height: 1.2;
    white-space: normal;
}

.model-thumbnail small {
    color: var(--model-muted);
    font-size: 10px;
    line-height: 1.28;
    white-space: normal;
}

.model-tabs {
    margin-top: 18px;
}

.model-tab-input {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
}

.model-tab-scroll {
    overflow-x: auto;
    scrollbar-width: thin;
}

.model-tab-list {
    width: max-content;
    min-width: 100%;
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    gap: 29px;
    border-bottom: 1px solid var(--model-line);
}

.model-tab-list label {
    position: relative;
    min-height: 46px;
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
    border: 0;
    padding: 7px 0 12px;
    background: transparent;
    color: rgba(17, 17, 17, 0.72);
    font-size: 12px;
    font-weight: 560;
    line-height: 1.2;
    white-space: nowrap;
    cursor: pointer;
}

.model-tab-list label::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -1px;
    height: 2px;
    background: transparent;
}

.model-tab-list label:focus-visible {
    outline: 2px solid #111111;
    outline-offset: 3px;
}

#model-tab-general:checked ~ .model-tab-scroll label[for="model-tab-general"],
#model-tab-tech:checked ~ .model-tab-scroll label[for="model-tab-tech"],
#model-tab-construction:checked ~ .model-tab-scroll label[for="model-tab-construction"],
#model-tab-dimensions:checked ~ .model-tab-scroll label[for="model-tab-dimensions"],
#model-tab-equipment:checked ~ .model-tab-scroll label[for="model-tab-equipment"],
#model-tab-production:checked ~ .model-tab-scroll label[for="model-tab-production"],
#model-tab-documents:checked ~ .model-tab-scroll label[for="model-tab-documents"] {
    color: #111111;
    font-weight: 700;
}

#model-tab-general:checked ~ .model-tab-scroll label[for="model-tab-general"]::after,
#model-tab-tech:checked ~ .model-tab-scroll label[for="model-tab-tech"]::after,
#model-tab-construction:checked ~ .model-tab-scroll label[for="model-tab-construction"]::after,
#model-tab-dimensions:checked ~ .model-tab-scroll label[for="model-tab-dimensions"]::after,
#model-tab-equipment:checked ~ .model-tab-scroll label[for="model-tab-equipment"]::after,
#model-tab-production:checked ~ .model-tab-scroll label[for="model-tab-production"]::after,
#model-tab-documents:checked ~ .model-tab-scroll label[for="model-tab-documents"]::after {
    background: #111111;
}

.model-tab-panels {
    padding-top: 12px;
}

.model-tab-panel {
    display: none;
}

#model-tab-general:checked ~ .model-tab-panels .model-tab-panel-general,
#model-tab-tech:checked ~ .model-tab-panels .model-tab-panel-tech,
#model-tab-construction:checked ~ .model-tab-panels .model-tab-panel-construction,
#model-tab-dimensions:checked ~ .model-tab-panels .model-tab-panel-dimensions,
#model-tab-equipment:checked ~ .model-tab-panels .model-tab-panel-equipment,
#model-tab-production:checked ~ .model-tab-panels .model-tab-panel-production,
#model-tab-documents:checked ~ .model-tab-panels .model-tab-panel-documents {
    display: block;
}

.model-general-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.72fr) minmax(315px, 0.9fr);
    gap: 12px;
    align-items: start;
}

.model-section-grid,
.model-production-top {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    align-items: start;
}

.model-info-card {
    min-width: 0;
    border: 1px solid var(--model-line);
    border-radius: var(--model-card-radius);
    padding: 20px 20px 18px;
    background: #ffffff;
    box-shadow: none;
}

.model-card-heading {
    min-height: 31px;
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 9px;
}

.model-card-heading h2 {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 18px;
    font-weight: 720;
    line-height: 1.15;
    letter-spacing: -0.015em;
}

.model-card-heading > span {
    flex: 0 0 auto;
    color: rgba(17, 17, 17, 0.45);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.model-spec-table {
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.model-spec-table > div {
    min-width: 0;
    min-height: 43px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(175px, 0.98fr);
    align-items: center;
    gap: 18px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(17, 17, 17, 0.09);
}

.model-spec-table > div:last-child {
    border-bottom: 0;
}

.model-spec-table dt,
.model-spec-table dd {
    margin: 0;
    font-size: 12px;
    line-height: 1.3;
}

.model-spec-table dt {
    color: rgba(17, 17, 17, 0.72);
}

.model-spec-table dd {
    min-width: 0;
    overflow-wrap: anywhere;
    font-family: var(--font-serif);
    font-weight: 650;
    text-align: right;
}

.model-spec-table dd.is-empty,
.model-description.is-empty,
.model-equipment-copy .is-empty {
    color: rgba(17, 17, 17, 0.36);
}

.model-general-table > div {
    grid-template-columns: minmax(205px, 0.82fr) minmax(0, 1.18fr);
    align-items: start;
}

.model-general-table dd {
    text-align: left;
}

.model-quick-card {
    position: sticky;
    top: 16px;
}

.model-quick-list {
    margin: 0;
    display: grid;
}

.model-quick-list > div {
    min-height: 37px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(86px, auto);
    gap: 12px;
    align-items: center;
    border-bottom: 1px solid rgba(17, 17, 17, 0.09);
}

.model-quick-list > div:last-child {
    border-bottom: 0;
}

.model-quick-list dt,
.model-quick-list dd {
    margin: 0;
    font-size: 12px;
    line-height: 1.25;
}

.model-quick-list dt {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(17, 17, 17, 0.72);
}

.model-quick-list dd {
    font-family: var(--font-serif);
    font-weight: 700;
    text-align: right;
    white-space: nowrap;
}

.model-quick-list .is-empty dd {
    color: rgba(17, 17, 17, 0.38);
}

.model-quick-icon {
    width: 17px;
    height: 17px;
    flex: 0 0 auto;
}

.model-construction-layout {
    display: block;
}

.model-construction-groups {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.model-construction-group:last-child:nth-child(odd) {
    grid-column: 1 / -1;
}

/* Construction cards follow the type-specific editorial layouts from the
   design instead of relying on the generic grid fill order. */
.model-construction-groups-coveredcar .model-construction-group:nth-child(1) {
    grid-column: 1;
    grid-row: 1;
}

.model-construction-groups-coveredcar .model-construction-group:nth-child(2) {
    grid-column: 1;
    grid-row: 2;
}

.model-construction-groups-coveredcar .model-construction-group:nth-child(3) {
    grid-column: 2;
    grid-row: 1;
}

.model-construction-groups-coveredcar .model-construction-group:nth-child(4) {
    grid-column: 2;
    grid-row: 2;
}

.model-construction-groups-gondolacar .model-construction-group:nth-child(1) {
    grid-column: 1;
    grid-row: 1;
}

.model-construction-groups-gondolacar .model-construction-group:nth-child(2) {
    grid-column: 1;
    grid-row: 2;
}

.model-construction-groups-gondolacar .model-construction-group:nth-child(3) {
    grid-column: 2;
    grid-row: 1 / span 2;
}

.model-construction-groups-flatcar .model-construction-group:nth-child(1) {
    grid-column: 1;
    grid-row: 1;
}

.model-construction-groups-flatcar .model-construction-group:nth-child(2) {
    grid-column: 1;
    grid-row: 2;
}

.model-construction-groups-flatcar .model-construction-group:nth-child(3) {
    grid-column: 2;
    grid-row: 1 / span 2;
}

.model-construction-figure-card {
    position: sticky;
    top: 16px;
}

.model-secondary-figure {
    min-height: 360px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: 1px solid rgba(17, 17, 17, 0.1);
    border-radius: 7px;
    background:
        linear-gradient(rgba(17, 17, 17, 0.022) 1px, transparent 1px),
        linear-gradient(90deg, rgba(17, 17, 17, 0.022) 1px, transparent 1px),
        #ffffff;
    background-size: 25px 25px;
}

.model-secondary-figure img {
    display: block;
    width: 100%;
    height: 100%;
    max-height: 430px;
    object-fit: contain;
}

.model-figure-empty {
    display: grid;
    justify-items: center;
    gap: 8px;
    padding: 36px;
    color: var(--model-muted);
    text-align: center;
}

.model-figure-empty .model-stencil-empty {
    font-size: 32px;
}

.model-figure-empty span {
    font-size: 12px;
}

.model-dimensions-layout {
    display: grid;
    grid-template-columns: minmax(320px, 0.83fr) minmax(0, 1.4fr);
    gap: 24px;
    align-items: start;
}

.model-dimensions-figure {
    min-height: 430px;
}

.model-equipment-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.model-equipment-item {
    min-width: 0;
    display: grid;
    grid-template-columns: 122px minmax(0, 1fr);
    gap: 11px 16px;
    align-items: center;
    border: 1px solid rgba(17, 17, 17, 0.11);
    border-radius: 8px;
    padding: 15px;
    background: #ffffff;
}

.model-equipment-label {
    grid-column: 1 / -1;
    color: rgba(17, 17, 17, 0.6);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.model-equipment-visual {
    width: 122px;
    height: 66px;
    border: 1px solid rgba(17, 17, 17, 0.17);
    border-radius: 999px;
    background:
        radial-gradient(circle at 23px 34px, #ffffff 0 7px, #111111 8px 10px, transparent 11px),
        radial-gradient(circle at 62px 34px, #ffffff 0 7px, #111111 8px 10px, transparent 11px),
        linear-gradient(158deg, transparent 0 20%, #8b8b8b 21% 34%, transparent 35%),
        linear-gradient(20deg, transparent 0 25%, #b9b9b9 26% 41%, transparent 42%),
        #dedede;
}

.model-equipment-copy strong,
.model-equipment-copy > span {
    display: block;
}

.model-equipment-copy strong {
    font-size: 16px;
    line-height: 1.15;
}

.model-equipment-copy > span {
    margin-top: 4px;
    color: var(--model-muted);
    font-size: 12px;
    line-height: 1.3;
}

.model-equipment-copy dl {
    margin: 9px 0 0;
    display: flex;
    flex-wrap: wrap;
    gap: 5px 10px;
}

.model-equipment-copy dl div {
    display: inline-flex;
    gap: 4px;
    font-size: 10px;
    color: rgba(17, 17, 17, 0.58);
}

.model-equipment-copy dt,
.model-equipment-copy dd {
    margin: 0;
}

.model-production-top {
    margin-bottom: 12px;
}

.model-description {
    margin: 0;
    color: rgba(17, 17, 17, 0.75);
    font-size: 13px;
    line-height: 1.58;
}

.model-production-history-card {
    margin-top: 12px;
}

.model-production-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.model-production-record {
    min-width: 0;
    border: 1px solid rgba(17, 17, 17, 0.11);
    border-radius: 8px;
    padding: 15px;
}

.model-production-record.is-primary {
    border-color: rgba(17, 17, 17, 0.34);
}

.model-production-record-heading {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
}

.model-production-record-heading h3 {
    margin: 0;
    font-size: 15px;
    line-height: 1.2;
}

.model-production-record-heading span {
    color: var(--model-muted);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.model-pair-list {
    margin: 0;
    display: grid;
}

.model-pair-list > div {
    min-height: 34px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 12px;
    align-items: center;
    border-bottom: 1px solid rgba(17, 17, 17, 0.08);
}

.model-pair-list > div:last-child {
    border-bottom: 0;
}

.model-pair-list dt,
.model-pair-list dd {
    margin: 0;
    font-size: 11px;
    line-height: 1.25;
}

.model-pair-list dt {
    color: var(--model-muted);
}

.model-pair-list dd {
    font-weight: 650;
    text-align: right;
}

.model-documents-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.42fr) minmax(330px, 0.82fr);
    gap: 12px;
    align-items: start;
}

.model-documents-side {
    display: grid;
    gap: 12px;
}

.model-document-list,
.model-note-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.model-source-list {
    display: grid;
    gap: 10px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.model-source-list li {
    display: grid;
    gap: 3px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(17, 17, 17, 0.15);
}

.model-source-list li:last-child {
    padding-bottom: 0;
    border-bottom: 0;
}

.model-source-list a {
    color: #111;
    font-size: 13px;
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.model-source-list span {
    color: var(--model-muted);
    font-size: 12px;
}

.model-document-list {
    display: grid;
}

.model-document-list li {
    min-width: 0;
    min-height: 76px;
    display: grid;
    grid-template-columns: 39px minmax(0, 1fr) auto;
    gap: 12px;
    align-items: center;
    border-bottom: 1px solid rgba(17, 17, 17, 0.09);
    padding: 10px 0;
}

.model-document-list li:last-child {
    border-bottom: 0;
}

.model-document-list li.is-pending {
    color: rgba(17, 17, 17, 0.45);
}

.model-document-icon {
    width: 37px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(17, 17, 17, 0.23);
    border-radius: 4px;
    background: #ffffff;
}

.model-document-icon img {
    width: 21px;
    height: 21px;
}

.model-document-copy {
    min-width: 0;
}

.model-document-copy strong,
.model-document-copy span,
.model-document-copy small {
    display: block;
    min-width: 0;
    overflow-wrap: anywhere;
}

.model-document-copy strong {
    font-size: 13px;
    line-height: 1.2;
}

.model-document-copy span,
.model-document-copy small {
    margin-top: 3px;
    color: var(--model-muted);
    font-size: 10px;
    line-height: 1.25;
}

.model-document-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.model-document-open,
.model-download-button {
    min-height: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 5px;
    padding: 0 10px;
    font-size: 10px;
    font-weight: 650;
    line-height: 1;
    text-decoration: none;
    white-space: nowrap;
}

.model-document-open {
    border: 1px solid rgba(17, 17, 17, 0.17);
    background: #ffffff;
    color: #111111;
}

.model-download-button {
    border: 1px solid #111111;
    background: #111111;
    color: #ffffff;
}

.model-document-open:hover,
.model-download-button:hover {
    opacity: 0.72;
}

.model-download-button.is-disabled {
    border-color: rgba(17, 17, 17, 0.12);
    background: #f4f4f2;
    color: rgba(17, 17, 17, 0.38);
}

.model-note-list {
    display: grid;
    gap: 12px;
}

.model-note-list li {
    display: grid;
    gap: 4px;
}

.model-note-list strong {
    font-size: 12px;
}

.model-note-list span,
.model-muted {
    color: var(--model-muted);
    font-size: 12px;
    line-height: 1.45;
}

.model-muted {
    margin: 0;
}

@media (max-width: 1180px) {
    .model-heading {
        grid-template-columns: minmax(0, 1fr) 330px;
        gap: 30px;
    }

    .model-thumbnail {
        grid-template-columns: 50px minmax(0, 1fr);
        padding: 12px 10px;
    }

    .model-thumbnail-preview {
        width: 50px;
    }

    .model-tab-list {
        justify-content: flex-start;
        gap: 26px;
    }
}

@media (max-width: 900px) {
    .model-page {
        padding-top: 26px;
        padding-bottom: 96px;
    }

    .model-heading,
    .model-general-layout,
    .model-section-grid,
    .model-construction-layout,
    .model-dimensions-layout,
    .model-production-top,
    .model-documents-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .model-key-specs {
        max-width: none;
    }

    .model-drawing-canvas {
        min-height: 330px;
        padding-inline: 22px;
    }

    .model-drawing-sheet {
        height: auto;
        max-height: min(68vh, 700px);
    }

    .model-thumbnails {
        grid-template-columns: repeat(5, 160px);
        overflow-x: auto;
    }

    .model-thumbnail {
        min-height: 92px;
    }

    .model-quick-card,
    .model-construction-figure-card {
        position: static;
    }

    .model-construction-groups,
    .model-equipment-grid,
    .model-production-list {
        grid-template-columns: minmax(0, 1fr);
    }

    .model-construction-group:last-child:nth-child(odd) {
        grid-column: auto;
    }

    .model-construction-groups-coveredcar .model-construction-group:nth-child(n),
    .model-construction-groups-gondolacar .model-construction-group:nth-child(n),
    .model-construction-groups-flatcar .model-construction-group:nth-child(n) {
        grid-column: auto;
        grid-row: auto;
    }
}

@media (max-width: 620px) {
    .model-page {
        padding-top: 22px;
    }

    .model-heading {
        margin-top: 22px;
    }

    .model-title {
        font-size: 34px;
    }

    .model-official-name {
        font-size: 18px;
    }

    .model-tag {
        min-height: 37px;
        padding: 7px 11px;
        font-size: 12px;
    }

    .model-key-spec-row {
        grid-template-columns: minmax(0, 1fr) auto;
    }

    .model-drawing-canvas {
        min-height: 260px;
        padding: 16px 12px 28px;
        background-size: 24px 24px;
    }

    .model-drawing-sheet {
        height: auto;
        max-height: min(68vh, 700px);
    }

    .model-drawing-stamp {
        left: 12px;
        bottom: 9px;
        font-size: 7px;
    }

    .model-tab-list {
        gap: 22px;
    }

    .model-info-card {
        padding: 17px 15px 15px;
    }

    .model-card-heading {
        display: block;
    }

    .model-card-heading > span {
        display: block;
        margin-top: 5px;
    }

    .model-spec-table > div,
    .model-general-table > div,
    .model-pair-list > div {
        grid-template-columns: minmax(0, 1fr);
        gap: 4px;
        align-items: start;
        padding: 9px 0;
    }

    .model-spec-table dd,
    .model-general-table dd,
    .model-pair-list dd {
        text-align: left;
    }

    .model-quick-list > div {
        grid-template-columns: minmax(0, 1fr) auto;
    }

    .model-secondary-figure,
    .model-dimensions-figure {
        min-height: 275px;
    }

    .model-equipment-item {
        grid-template-columns: 90px minmax(0, 1fr);
    }

    .model-equipment-visual {
        width: 90px;
    }

    .model-document-list li {
        grid-template-columns: 37px minmax(0, 1fr);
    }

    .model-document-actions {
        grid-column: 1 / -1;
        padding-left: 49px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .model-back-icon,
    .model-thumbnail {
        transition: none;
    }
}


@media (max-width: 1024px) {
    .model-drawing-canvas {
        min-height: 360px;
        padding: 14px 16px 18px;
    }

    .model-drawing-sheet {
        height: auto;
        max-height: min(68vh, 700px);
    }

    .model-thumbnails {
        grid-template-columns: 1fr;
    }

    .model-thumbnail {
        border-right: 0;
        border-bottom: 1px solid var(--model-line);
    }

    .model-thumbnail:last-child {
        border-bottom: 0;
    }
}

@media (max-width: 640px) {
    .model-stencil-label {
        font-size: 10px;
        letter-spacing: 0.18em;
        padding-left: 12px;
    }

    .model-drawing-canvas {
        min-height: 290px;
    }

    .model-drawing-sheet {
        height: auto;
        max-height: min(68vh, 700px);
    }

    .model-thumbnail {
        grid-template-columns: 64px minmax(0, 1fr);
        min-height: 100px;
        padding: 14px;
    }

    .model-thumbnail-preview {
        width: 64px;
        height: 50px;
    }
}

/* Drawing viewer v6: fixed UI chrome above the source drawing. */
.model-drawing-canvas {
    isolation: isolate;
    min-height: 430px;
    overflow: hidden;
    padding: 78px 34px 48px;
    background:
        linear-gradient(rgba(17, 17, 17, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(17, 17, 17, 0.035) 1px, transparent 1px),
        #fafaf8;
    background-size: 28px 28px;
}

.model-drawing-sheet {
    position: relative;
    z-index: 1;
    width: 100%;
    height: auto;
    max-height: min(72vh, 760px);
    object-fit: contain;
    object-position: center;
    mix-blend-mode: multiply;
}

.model-drawing-brand,
.model-drawing-heading,
.model-drawing-watermarks,
.model-drawing-stamp {
    pointer-events: none;
    user-select: none;
}

.model-drawing-brand {
    position: absolute;
    z-index: 4;
    top: 22px;
    left: 28px;
    display: grid;
    line-height: 1;
    color: #111;
}

.model-drawing-brand strong {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 42px;
    font-weight: 500;
    letter-spacing: -0.08em;
}

.model-drawing-brand span {
    margin-top: 1px;
    margin-left: 2px;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 12px;
}

.model-drawing-heading {
    position: absolute;
    z-index: 4;
    top: 25px;
    left: 50%;
    display: grid;
    justify-items: center;
    gap: 2px;
    transform: translateX(-50%);
    color: #111;
    text-align: center;
    white-space: nowrap;
}

.model-drawing-heading strong {
    font-size: clamp(16px, 2vw, 24px);
    font-weight: 750;
    line-height: 1.05;
}

.model-drawing-heading span {
    color: rgba(17, 17, 17, 0.55);
    font-size: 10px;
    font-weight: 650;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.model-drawing-watermarks {
    position: absolute;
    z-index: 3;
    inset: 62px 10px 35px;
    opacity: 0.09;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='120' viewBox='0 0 220 120'%3E%3Cg transform='rotate(-28 110 60)'%3E%3Ctext x='20' y='70' font-family='Arial,sans-serif' font-size='20' font-weight='700' letter-spacing='2' fill='%23111'%3EFERRUMWAY%3C/text%3E%3C/g%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 220px 120px;
}

.model-drawing-stamp {
    z-index: 4;
    left: 28px;
    bottom: 16px;
    color: rgba(17, 17, 17, 0.52);
}

.model-thumbnail-preview img {
    mix-blend-mode: multiply;
    background: transparent;
}

@media (max-width: 760px) {
    .model-drawing-canvas {
        min-height: 320px;
        padding: 70px 14px 42px;
    }

    .model-drawing-brand {
        top: 16px;
        left: 16px;
    }

    .model-drawing-brand strong {
        font-size: 31px;
    }

    .model-drawing-brand span {
        font-size: 9px;
    }

    .model-drawing-heading {
        top: 20px;
        max-width: calc(100% - 130px);
    }

    .model-drawing-heading strong {
        max-width: 100%;
        overflow: hidden;
        text-overflow: ellipsis;
        font-size: 15px;
    }

    .model-drawing-watermarks {
        inset: 56px 4px 30px;
        background-size: 170px 92px;
    }
}

/* Stable blueprint viewport and dynamic material navigation. */
.model-drawing-canvas {
    height: clamp(560px, 56vw, 720px);
    min-height: 0;
    box-sizing: border-box;
    overflow: hidden;
}

.model-drawing-sheet {
    width: 100%;
    height: 100%;
    max-height: none;
    box-sizing: border-box;
    object-fit: contain;
    object-position: center;
    padding: 88px 30px 48px;
}

.model-thumbnails {
    grid-template-columns: repeat(var(--model-document-count, 1), minmax(0, 1fr));
}

@media (max-width: 1024px) {
    .model-drawing-canvas {
        height: clamp(460px, 68vw, 620px);
        min-height: 0;
    }

    .model-drawing-sheet {
        height: 100%;
        max-height: none;
        padding: 78px 22px 42px;
    }

    .model-thumbnails {
        grid-template-columns: repeat(var(--model-document-count, 1), minmax(190px, 1fr));
        overflow-x: auto;
    }
}

@media (max-width: 640px) {
    .model-drawing-canvas {
        height: 430px;
        min-height: 0;
    }

    .model-drawing-sheet {
        height: 100%;
        max-height: none;
        padding: 74px 12px 38px;
    }

    .model-thumbnails {
        grid-template-columns: repeat(var(--model-document-count, 1), minmax(175px, 1fr));
    }
}

/* Dynamic equipment catalog */
.model-equipment-visual {
    overflow: hidden;
    flex: 0 0 auto;
}

.model-equipment-visual:has(img) {
    border-radius: 10px;
    background: #f7f7f5;
}

.model-equipment-visual img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 5px;
    box-sizing: border-box;
}

.model-equipment-description {
    margin: 7px 0 0;
    color: var(--model-muted);
    font-size: 11px;
    line-height: 1.4;
}


/* Protected SVG already contains the grid, logo, title and watermarks.
   Keep the page viewer neutral so the protection layer is not rendered twice. */
.model-drawing-canvas.is-protected-preview {
    height: clamp(520px, 61vw, 760px);
    min-height: 0;
    padding: 0;
    background: #fafaf8;
}

.model-drawing-canvas.is-protected-preview .model-drawing-sheet {
    width: 100%;
    height: 100%;
    max-height: none;
    object-fit: contain;
    object-position: center;
    mix-blend-mode: normal;
}

@media (max-width: 760px) {
    .model-drawing-canvas.is-protected-preview {
        height: clamp(340px, 78vw, 540px);
        padding: 0;
    }
}

/* Viewer refinement v8: larger protected sheet and corner-aligned composition. */
.model-drawing-canvas.is-protected-preview {
    min-height: 430px;
    padding: 18px 18px 0;
    background: #fafaf8;
}

.model-drawing-canvas.is-protected-preview .model-drawing-sheet {
    display: block;
    width: 100%;
    height: auto;
    max-height: min(74vh, 860px);
    object-fit: contain;
    object-position: top center;
    mix-blend-mode: normal;
    background: transparent;
}

@media (max-width: 760px) {
    .model-drawing-canvas.is-protected-preview {
        padding: 12px 12px 0;
        min-height: 300px;
    }

    .model-drawing-canvas.is-protected-preview .model-drawing-sheet {
        max-height: min(64vh, 620px);
    }
}


/* Final protected viewer layout fix: the protected SVG already contains
   the fixed branding areas, so the page should only display it without
   extra inner paddings or shrinking. */
.model-drawing-canvas.is-protected-preview {
    height: clamp(560px, 58vw, 740px) !important;
    min-height: 560px !important;
    padding: 0 !important;
    overflow: hidden;
    background: #f7f7f4;
}

.model-drawing-canvas.is-protected-preview .model-drawing-sheet {
    display: block;
    width: 100%;
    height: 100%;
    padding: 0 !important;
    margin: 0;
    object-fit: contain;
    object-position: center;
    background: transparent;
}

@media (max-width: 1024px) {
    .model-drawing-canvas.is-protected-preview {
        height: clamp(460px, 66vw, 620px) !important;
        min-height: 460px !important;
    }
}

@media (max-width: 640px) {
    .model-drawing-canvas.is-protected-preview {
        height: 360px !important;
        min-height: 360px !important;
    }
}


/* Protected viewer size refinement v10: reduce empty space and let the
   protected sheet occupy more of the available width. */
.model-drawing-canvas.is-protected-preview {
    aspect-ratio: 1600 / 720;
    height: auto !important;
    min-height: 0 !important;
    max-height: none !important;
}

.model-drawing-canvas.is-protected-preview .model-drawing-sheet {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

@media (max-width: 1024px) {
    .model-drawing-canvas.is-protected-preview {
        aspect-ratio: 1600 / 760;
    }
}

@media (max-width: 640px) {
    .model-drawing-canvas.is-protected-preview {
        aspect-ratio: 16 / 9;
    }
}


/* Compact side-figure previews for construction and dimensions. */
.model-construction-figure-card .model-secondary-figure,
.model-dimensions-figure {
    min-height: 0;
    aspect-ratio: 16 / 7;
    align-items: stretch;
}

.model-construction-figure-card .model-secondary-figure img,
.model-dimensions-figure img {
    width: 100%;
    height: 100%;
    max-height: none;
    object-fit: contain;
    object-position: center;
}

@media (max-width: 1024px) {
    .model-construction-figure-card .model-secondary-figure,
    .model-dimensions-figure {
        aspect-ratio: 16 / 8;
    }
}


/* Final compact figure sizing: force the construction and dimensions previews
   to the protected SVG ratio instead of stretching to the height of nearby data. */
.model-construction-figure-card .model-secondary-figure,
.model-dimensions-figure {
    position: relative;
    display: block;
    width: 100%;
    height: 0 !important;
    min-height: 0 !important;
    max-height: none !important;
    padding: 0 0 45% !important;
    overflow: hidden;
    aspect-ratio: auto !important;
}

.model-construction-figure-card .model-secondary-figure > img,
.model-dimensions-figure > img {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    max-height: none !important;
    object-fit: fill;
    object-position: center;
}

@media (max-width: 760px) {
    .model-construction-figure-card .model-secondary-figure,
    .model-dimensions-figure {
        padding-bottom: 50% !important;
    }
}


/* Stable model tabs: prevent horizontal layout shifts when the active tab changes. */
.model-tab-list label {
    font-weight: 700;
}

#model-tab-general:checked ~ .model-tab-scroll label[for="model-tab-general"],
#model-tab-tech:checked ~ .model-tab-scroll label[for="model-tab-tech"],
#model-tab-construction:checked ~ .model-tab-scroll label[for="model-tab-construction"],
#model-tab-dimensions:checked ~ .model-tab-scroll label[for="model-tab-dimensions"],
#model-tab-equipment:checked ~ .model-tab-scroll label[for="model-tab-equipment"],
#model-tab-production:checked ~ .model-tab-scroll label[for="model-tab-production"],
#model-tab-documents:checked ~ .model-tab-scroll label[for="model-tab-documents"] {
    font-weight: 700;
}

.model-tab-panels {
    width: 100%;
    min-width: 0;
}

.model-tab-panel {
    width: 100%;
    min-width: 0;
}





/* Equipment cards: fixed visual structure and calmer vertical rhythm. */
.model-equipment-grid {
    align-items: stretch;
}

.model-equipment-item {
    grid-template-areas:
        "label label"
        "visual copy";
    grid-template-columns: 128px minmax(0, 1fr);
    grid-template-rows: auto 1fr;
    align-items: start;
    min-height: 286px;
}

.model-equipment-label {
    grid-area: label;
    margin-bottom: 2px;
}

.model-equipment-visual {
    grid-area: visual;
    align-self: start;
    justify-self: start;
    width: 116px;
    height: 64px;
    margin-top: 2px;
}

.model-equipment-copy {
    grid-area: copy;
    min-width: 0;
    display: grid;
    align-content: start;
    gap: 6px;
}

.model-equipment-copy strong {
    margin: 0;
}

.model-equipment-copy > span {
    margin-top: 0;
}

.model-equipment-description {
    margin: 2px 0 0;
    max-width: 100%;
}

.model-equipment-copy dl {
    margin: 4px 0 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px 14px;
}

.model-equipment-copy dl div {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: start;
    gap: 4px;
    min-width: 0;
}

.model-equipment-copy dt {
    color: rgba(17, 17, 17, 0.58);
    white-space: normal;
}

.model-equipment-copy dd {
    color: rgba(17, 17, 17, 0.76);
    min-width: 0;
    overflow-wrap: anywhere;
}

@media (max-width: 1024px) {
    .model-equipment-item {
        grid-template-columns: 96px minmax(0, 1fr);
        min-height: 0;
    }

    .model-equipment-visual {
        width: 96px;
        height: 56px;
    }

    .model-equipment-copy dl {
        grid-template-columns: minmax(0, 1fr);
    }
}


/* Final thumbnail fit correction: show the whole wagon drawing. */
.model-thumbnail {
    grid-template-columns: 94px minmax(0, 1fr);
}
.model-thumbnail-preview {
    width: 94px;
    height: 58px;
    background: #fafaf8;
}
.model-thumbnail-preview img {
    width: 100%;
    height: 100%;
    object-fit: contain !important;
    object-position: center;
    padding: 0 !important;
    background: transparent;
}

/* Equipment images use one technical surface, without a nested white card. */
.model-equipment-visual,
.model-equipment-visual:has(img) {
    overflow: hidden;
    border-radius: 7px;
    background: #fafaf8;
}
.model-equipment-visual img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    padding: 0 !important;
    margin: 0;
    background: transparent;
}
@media (max-width: 1180px) {
    .model-thumbnail { grid-template-columns: 82px minmax(0, 1fr); }
    .model-thumbnail-preview { width: 82px; }
}


/* Compact public equipment cards: cap text volume to the 18-100 reference. */
.model-equipment-item {
    min-height: 248px;
}

.model-equipment-description {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 5;
    overflow: hidden;
    line-height: 1.42;
}

.model-equipment-copy dl {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 5px 12px;
}

.model-equipment-copy dl div {
    font-size: 9px;
    line-height: 1.35;
}

@media (max-width: 1024px) {
    .model-equipment-item {
        min-height: 0;
    }

    .model-equipment-description {
        -webkit-line-clamp: 4;
    }
}


/* Documents inherited from equipment assigned to the current wagon model. */
.model-equipment-documents-card {
    margin-top: 12px;
}

.model-equipment-document-groups {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
}

.model-equipment-document-group {
    min-width: 0;
    border: 1px solid rgba(17, 17, 17, 0.11);
    border-radius: 8px;
    padding: 14px 16px;
    background: #fff;
}

.model-equipment-document-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(17, 17, 17, 0.08);
}

.model-equipment-document-heading span,
.model-equipment-document-heading small {
    color: var(--model-muted);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.model-equipment-document-heading h3 {
    margin: 4px 0 0;
    font-size: 15px;
    line-height: 1.2;
}

.model-equipment-document-heading p {
    margin: 3px 0 0;
    color: var(--model-muted);
    font-size: 10px;
    line-height: 1.35;
}

.model-equipment-document-group .model-document-list li {
    min-height: 68px;
}

@media (max-width: 900px) {
    .model-equipment-document-groups {
        grid-template-columns: minmax(0, 1fr);
    }
}

/* Figma model card refresh (nodes 193:2—200:14). */
.model-page {
    max-width: 1200px;
    padding-top: 28px;
    padding-bottom: 108px;
}

.model-heading {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-top: 28px;
}

.model-title {
    max-width: 880px;
    font-size: clamp(24px, 2.35vw, 34px);
    font-weight: 700;
    line-height: 1.12;
    letter-spacing: -0.025em;
}

.model-verification-flag {
    width: 29px;
    height: 29px;
    flex-basis: 29px;
    margin-top: 2px;
    margin-left: auto;
}

.model-verification-flag::before {
    top: 6px;
    left: 9px;
    height: 17px;
}

.model-verification-flag::after {
    top: 6px;
    left: 11px;
    width: 11px;
    height: 8px;
}

.model-drawing {
    margin-top: 20px;
    border-color: #9d9d9d;
    box-shadow: none;
}

.model-drawing-canvas.is-protected-preview {
    aspect-ratio: 1600 / 700;
    background: #fff !important;
}

.model-drawing-canvas.is-protected-preview .model-drawing-sheet {
    object-fit: cover;
}

.model-drawing-nav {
    position: absolute;
    z-index: 8;
    top: 50%;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(17, 17, 17, 0.34);
    border-radius: 50%;
    padding: 0;
    background: rgba(255, 255, 255, 0.9);
    color: #111;
    cursor: pointer;
    transform: translateY(-50%);
    backdrop-filter: blur(3px);
}

.model-drawing-nav:hover:not(:disabled) {
    background: #111;
    color: #fff;
}

.model-drawing-nav:disabled {
    opacity: 0.38;
    cursor: default;
}

.model-drawing-nav-previous {
    left: 14px;
}

.model-drawing-nav-next {
    right: 14px;
}

.model-drawing-nav span {
    width: 9px;
    height: 9px;
    border-top: 1.5px solid currentColor;
    border-right: 1.5px solid currentColor;
}

.model-drawing-nav-previous span {
    margin-left: 4px;
    transform: rotate(-135deg);
}

.model-drawing-nav-next span {
    margin-right: 4px;
    transform: rotate(45deg);
}

.model-thumbnails {
    border-top-color: #9d9d9d;
}

.model-thumbnail {
    min-height: 112px;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: 76px auto;
    gap: 0;
    padding: 0;
    text-align: center;
}

.model-thumbnail-preview {
    width: 100%;
    height: 76px;
    border: 0;
    border-bottom: 1px solid var(--model-line);
    border-radius: 0;
    background: #fff;
}

.model-thumbnail-preview img {
    object-fit: cover !important;
    padding: 0 !important;
    box-sizing: border-box;
}

.model-thumbnail-copy {
    min-height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px 10px;
}

.model-thumbnail strong {
    font-size: 12px;
    font-weight: 600;
}

.model-thumbnail small {
    display: none;
}

.model-thumbnail.is-active::after {
    display: none;
}

.model-tabs {
    margin-top: 14px;
}

.model-tab-list {
    gap: 22px;
}

.model-tab-scroll {
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
}

.model-tab-scroll::-webkit-scrollbar {
    display: none;
}

.model-tab-list label {
    min-height: 42px;
    padding: 6px 0 10px;
    font-size: 11px;
}

.model-tab-panels {
    padding-top: 10px;
}

.model-info-card {
    padding: 17px 18px 15px;
}

.model-card-heading {
    min-height: 27px;
    margin-bottom: 7px;
}

.model-card-heading h2 {
    font-size: 16px;
}

.model-card-heading > span {
    font-size: 8px;
}

.model-spec-table > div {
    min-height: 37px;
    padding: 6px 0;
}

.model-spec-table dt,
.model-spec-table dd,
.model-description {
    font-size: 13px;
}

.model-construction-layout {
    display: block;
}

.model-construction-groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.model-construction-group:last-child:nth-child(odd) {
    grid-column: auto;
}

.model-dimensions-layout {
    display: block;
}

.model-dimensions-layout .model-spec-table {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: 28px;
}

.model-dimensions-layout .model-spec-table > div {
    grid-template-columns: minmax(0, 1fr);
    gap: 3px;
    align-content: center;
}

.model-dimensions-layout .model-spec-table dd {
    text-align: left;
}

.model-equipment-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.model-tab-panel-equipment > .model-info-card {
    border: 0;
    padding: 0;
}

.model-equipment-item {
    position: relative;
    min-height: 285px;
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 0 0 14px;
    overflow: hidden;
}

.model-equipment-item:not(:has(.model-equipment-visual)) {
    min-height: 0;
    padding-top: 5px;
}

.model-equipment-item.is-link::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: 0;
    width: 38px;
    height: 38px;
    background: #111;
    clip-path: polygon(100% 0, 0 100%, 100% 100%);
}

.model-equipment-item.is-link::before {
    content: "";
    position: absolute;
    z-index: 2;
    right: 3px;
    bottom: 4px;
    width: 18px;
    height: 13px;
    background: #fff;
    clip-path: polygon(0 42%, 62% 42%, 62% 0, 100% 50%, 62% 100%, 62% 58%, 0 58%);
}

.model-equipment-label {
    order: 2;
    margin: 14px 15px 0;
    color: #111;
    font-size: 15px;
    letter-spacing: 0;
    text-transform: none;
}

.model-equipment-visual,
.model-equipment-visual:has(img) {
    order: 1;
    width: 100%;
    height: 132px;
    margin: 0;
    border: 0;
    border-bottom: 1px solid var(--model-line);
    border-radius: 0;
    background: #fff;
}

.model-equipment-visual img {
    object-fit: cover;
    padding: 0;
}

.model-equipment-item:not(:has(.model-equipment-visual)) {
    min-height: 0;
    display: grid;
    grid-template-columns: 10px minmax(0, 1fr);
    align-content: start;
    gap: 7px 11px;
    padding: 18px;
}

.model-equipment-item:not(:has(.model-equipment-visual))::before {
    grid-row: 1 / span 2;
    width: 7px;
    height: 7px;
    margin-top: 6px;
    border-radius: 50%;
    background: #111;
    content: "";
}

.model-equipment-item:not(:has(.model-equipment-visual)) .model-equipment-label,
.model-equipment-item:not(:has(.model-equipment-visual)) .model-equipment-copy {
    grid-column: 2;
}

.model-equipment-item:not(:has(.model-equipment-visual)) .model-equipment-label {
    order: initial;
    margin: 0;
    font-size: 15px;
    font-weight: 700;
}

.model-equipment-item.is-link {
    color: inherit;
    text-decoration: none;
    cursor: pointer;
    transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.model-equipment-item.is-link:hover {
    border-color: #111;
    box-shadow: 0 9px 24px rgba(17, 17, 17, 0.08);
    text-decoration: none;
    transform: translateY(-2px);
}

.model-equipment-item.is-link:focus-visible {
    outline: 2px solid #111;
    outline-offset: 3px;
}

/* Equipment detail */
.equipment-page-heading {
    margin: 24px 0 18px;
}

.equipment-page-heading h1 {
    margin: 5px 0 3px;
    font-size: clamp(30px, 4vw, 52px);
    line-height: 1;
}

.equipment-page-heading p {
    margin: 0;
    color: var(--model-muted);
    font-size: 15px;
}

.equipment-page-category {
    color: var(--model-muted);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.equipment-page-overview {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.65fr);
    gap: 14px;
    align-items: stretch;
}

.equipment-page-image {
    min-height: 390px;
    overflow: hidden;
    border: 1px solid var(--model-line);
    border-radius: var(--model-card-radius);
    background: #fff;
}

.equipment-page-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.equipment-page-info.is-full-width {
    grid-column: 1 / -1;
}

.equipment-page-description,
.equipment-page-empty {
    margin: 8px 0 14px;
    color: var(--model-muted);
    font-size: 13px;
    line-height: 1.55;
}

.equipment-page-specs {
    margin-top: 8px;
}

.equipment-page-lower {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 14px;
}

.equipment-related-models {
    display: grid;
    gap: 0;
}

.equipment-related-models a {
    display: grid;
    gap: 3px;
    border-bottom: 1px solid var(--model-line);
    padding: 12px 0;
    color: #111;
    text-decoration: none;
}

.equipment-related-models a:last-child {
    border-bottom: 0;
}

.equipment-related-models a:hover strong {
    text-decoration: underline;
    text-underline-offset: 3px;
}

.equipment-related-models span {
    color: var(--model-muted);
    font-size: 11px;
}

.equipment-pagination {
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr) 34px;
    align-items: center;
    gap: 10px;
    margin-top: 14px;
    border-top: 1px solid var(--model-line);
    padding-top: 14px;
}

.equipment-pagination a,
.equipment-pagination > span {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #111;
    border-radius: 50%;
    color: #111;
    font-size: 16px;
    text-decoration: none;
}

.equipment-pagination a:hover {
    background: #111;
    color: #fff;
}

.equipment-pagination .is-disabled {
    border-color: var(--model-line);
    color: var(--model-muted);
    opacity: 0.45;
}

.equipment-pagination strong {
    font-size: 11px;
    font-weight: 600;
    text-align: center;
}

@media (max-width: 800px) {
    .equipment-page-overview,
    .equipment-page-lower {
        grid-template-columns: minmax(0, 1fr);
    }

    .equipment-page-image {
        min-height: 260px;
    }
}

.model-equipment-copy {
    order: 3;
    margin: 8px 15px 0;
}

.model-equipment-copy > strong {
    display: none;
}

.model-production-history-card {
    display: none;
}

.model-production-top {
    align-items: stretch;
}

.model-documents-layout {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.model-tab-panel-documents {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

#model-tab-documents:checked ~ .model-tab-panels .model-tab-panel-documents {
    display: grid;
}

.model-tab-panel-documents > .model-documents-layout {
    display: contents;
}

.model-tab-panel-documents > .model-documents-layout > .model-info-card {
    order: 1;
}

.model-documents-side {
    order: 3;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-column: 1 / -1;
}

.model-equipment-documents-card {
    order: 2;
    margin-top: 0;
}

.model-document-list li {
    min-height: 66px;
}

.model-document-open,
.model-download-button {
    min-width: 66px;
    min-height: 28px;
    border-radius: 999px;
}

@media (max-width: 900px) {
    .model-construction-groups,
    .model-equipment-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .model-documents-side {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 640px) {
    .model-page {
        padding-top: 20px;
        padding-bottom: 76px;
    }

    .model-heading {
        margin-top: 22px;
    }

    .model-title {
        font-size: 24px;
    }

    .model-thumbnails {
        grid-template-columns: repeat(var(--model-document-count, 1), minmax(145px, 1fr));
    }

    .model-thumbnail {
        min-height: 105px;
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: 70px auto;
        padding: 0;
    }

    .model-thumbnail-preview {
        width: 100%;
        height: 70px;
    }

    .model-construction-groups,
    .model-equipment-grid,
    .model-dimensions-layout .model-spec-table,
    .model-documents-layout,
    .model-tab-panel-documents {
        grid-template-columns: minmax(0, 1fr);
    }

    .model-equipment-item {
        min-height: 0;
    }
}

/* Equipment card composition from the component design. */
.model-equipment-grid {
    gap: 18px;
    align-items: start;
}

.model-equipment-item,
.model-equipment-item:not(:has(.model-equipment-visual)) {
    min-height: 330px;
    aspect-ratio: auto;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    padding: 16px 16px 19px;
    border-color: #111;
    border-radius: 15px;
}

.model-equipment-label {
    order: 1;
    margin: 0;
    color: #111;
    font-size: 18px;
    font-weight: 700;
    line-height: 1.2;
}

.model-equipment-visual,
.model-equipment-visual:has(img) {
    order: 2;
    width: 82%;
    height: auto;
    min-height: 92px;
    max-height: 105px;
    max-width: 290px;
    aspect-ratio: 2.75;
    align-self: auto;
    flex: 0 0 auto;
    margin: 8px auto 0;
    border: 0;
    border-radius: 18px;
    background: #d9d9d9;
}

.model-equipment-visual.is-placeholder {
    background: #d9d9d9;
}

.model-equipment-copy {
    order: 3;
    display: flex;
    flex: 1;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
}

.model-equipment-copy > .model-equipment-name {
    display: block;
    margin: 13px 0 0;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.2;
    text-align: center;
    white-space: nowrap;
}

.model-equipment-description {
    margin: 9px 0 0;
    -webkit-line-clamp: 2;
    font-size: 11px;
    text-align: center;
}

.model-equipment-copy dl {
    width: 84%;
    margin: auto auto 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
}

.model-equipment-copy dl div {
    min-height: 25px;
    display: grid;
    grid-template-columns: max-content max-content;
    justify-content: space-between;
    align-items: center;
    gap: 7px;
    padding: 4px 8px;
    font-size: 12px;
    line-height: 1.15;
}

.model-equipment-copy dl div:nth-child(-n + 2) {
    border-bottom: 1px solid rgba(17, 17, 17, 0.32);
}

.model-equipment-copy dl div:nth-child(odd) {
    border-right: 1px solid rgba(17, 17, 17, 0.32);
}

.model-equipment-copy dt {
    color: rgba(17, 17, 17, 0.5);
    white-space: nowrap;
}

.model-equipment-copy dd {
    color: #111;
    font-weight: 500;
    text-align: right;
    overflow-wrap: normal;
    white-space: nowrap;
}

.model-equipment-item.is-link::after {
    width: 24px;
    height: 24px;
    background: center / contain no-repeat
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M0 0h24L0 24Z' fill='%23111'/%3E%3Cpath d='M3.5 8h9m-4-4 4 4-4 4' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    clip-path: none;
}

.model-equipment-item.is-link::before {
    display: none;
}

@media (max-width: 1025px) {
    .model-equipment-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .model-equipment-item,
    .model-equipment-item:not(:has(.model-equipment-visual)) {
        aspect-ratio: auto;
        min-height: 330px;
    }

    .model-equipment-copy dl {
        width: 100%;
    }

    .model-equipment-copy dl div {
        padding-inline: 4px;
    }
}

@media (max-width: 642px) {
    .model-equipment-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .model-equipment-item,
    .model-equipment-item:not(:has(.model-equipment-visual)) {
        min-height: 330px;
    }

    .model-equipment-visual,
    .model-equipment-visual:has(img) {
        height: auto;
    }

    .model-equipment-copy dl {
        width: min(100%, 360px);
    }

    .model-equipment-copy dl div {
        padding-inline: 6px;
    }
}

@media (max-width: 382px) {
    .model-equipment-copy > .model-equipment-name {
        white-space: normal;
    }

    .model-equipment-copy dl {
        grid-template-columns: minmax(0, 1fr);
    }

    .model-equipment-copy dl div {
        border-right: 0 !important;
        border-bottom: 1px solid rgba(17, 17, 17, 0.32);
    }

    .model-equipment-copy dl div:last-child {
        border-bottom: 0;
    }
}