/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer theme {

    :host,
    :root {
        --font-sans: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
        --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
        --spacing: .25rem;
        --default-font-family: var(--font-sans);
        --default-mono-font-family: var(--font-mono)
    }
}

@layer base {

    *,
    ::backdrop,
    :after,
    :before {
        box-sizing: border-box;
        border: 0 solid;
        margin: 0;
        padding: 0
    }

    ::file-selector-button {
        box-sizing: border-box;
        border: 0 solid;
        margin: 0;
        padding: 0
    }

    :host,
    html {
        -webkit-text-size-adjust: 100%;
        tab-size: 4;
        line-height: 1.5;
        font-family: var(--default-font-family, ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");
        font-feature-settings: var(--default-font-feature-settings, normal);
        font-variation-settings: var(--default-font-variation-settings, normal);
        -webkit-tap-highlight-color: transparent
    }

    hr {
        height: 0;
        color: inherit;
        border-top-width: 1px
    }

    abbr:where([title]) {
        -webkit-text-decoration: underline dotted;
        text-decoration: underline dotted
    }

    h1,
    h2,
    h3,
    h4,
    h5,
    h6 {
        font-size: inherit;
        font-weight: inherit
    }

    a {
        color: inherit;
        -webkit-text-decoration: inherit;
        text-decoration: inherit
    }

    b,
    strong {
        font-weight: bolder
    }

    code,
    kbd,
    pre,
    samp {
        font-family: var(--default-mono-font-family, ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);
        font-feature-settings: var(--default-mono-font-feature-settings, normal);
        font-variation-settings: var(--default-mono-font-variation-settings, normal);
        font-size: 1em
    }

    small {
        font-size: 80%
    }

    sub,
    sup {
        vertical-align: baseline;
        font-size: 75%;
        line-height: 0;
        position: relative
    }

    sub {
        bottom: -.25em
    }

    sup {
        top: -.5em
    }

    table {
        text-indent: 0;
        border-color: inherit;
        border-collapse: collapse
    }

    :-moz-focusring {
        outline: auto
    }

    progress {
        vertical-align: baseline
    }

    summary {
        display: list-item
    }

    menu,
    ol,
    ul {
        list-style: none
    }

    audio,
    canvas,
    embed,
    iframe,
    img,
    object,
    svg,
    video {
        vertical-align: middle;
        display: block
    }

    img,
    video {
        max-width: 100%;
        height: auto
    }

    button,
    input,
    optgroup,
    select,
    textarea {
        font: inherit;
        font-feature-settings: inherit;
        font-variation-settings: inherit;
        letter-spacing: inherit;
        color: inherit;
        opacity: 1;
        background-color: #0000;
        border-radius: 0
    }

    ::file-selector-button {
        font: inherit;
        font-feature-settings: inherit;
        font-variation-settings: inherit;
        letter-spacing: inherit;
        color: inherit;
        opacity: 1;
        background-color: #0000;
        border-radius: 0
    }

    :where(select:is([multiple], [size])) optgroup {
        font-weight: bolder
    }

    :where(select:is([multiple], [size])) optgroup option {
        padding-inline-start: 20px
    }

    ::file-selector-button {
        margin-inline-end: 4px
    }

    ::placeholder {
        opacity: 1
    }

    @supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px) {
        ::placeholder {
            color: currentColor
        }

        @supports (color:color-mix(in lab, red, red)) {
            ::placeholder {
                color: color-mix(in oklab, currentcolor 50%, transparent)
            }
        }
    }

    textarea {
        resize: vertical
    }

    ::-webkit-search-decoration {
        -webkit-appearance: none
    }

    ::-webkit-date-and-time-value {
        min-height: 1lh;
        text-align: inherit
    }

    ::-webkit-datetime-edit {
        display: inline-flex
    }

    ::-webkit-datetime-edit-fields-wrapper {
        padding: 0
    }

    ::-webkit-datetime-edit,
    ::-webkit-datetime-edit-year-field {
        padding-block: 0
    }

    ::-webkit-datetime-edit-day-field,
    ::-webkit-datetime-edit-month-field {
        padding-block: 0
    }

    ::-webkit-datetime-edit-hour-field,
    ::-webkit-datetime-edit-minute-field {
        padding-block: 0
    }

    ::-webkit-datetime-edit-millisecond-field,
    ::-webkit-datetime-edit-second-field {
        padding-block: 0
    }

    ::-webkit-datetime-edit-meridiem-field {
        padding-block: 0
    }

    ::-webkit-calendar-picker-indicator {
        line-height: 1
    }

    :-moz-ui-invalid {
        box-shadow: none
    }

    button,
    input:where([type=button], [type=reset], [type=submit]) {
        appearance: button
    }

    ::file-selector-button {
        appearance: button
    }

    ::-webkit-inner-spin-button,
    ::-webkit-outer-spin-button {
        height: auto
    }

    [hidden]:where(:not([hidden=until-found])) {
        display: none !important
    }
}

@layer components;

@layer utilities {
    .start {
        inset-inline-start: var(--spacing)
    }

    .overline {
        text-decoration-line: overline
    }
}

:root {
    --ink: #151716;
    --paper: #f4f3ef;
    --white: #fff;
    --sand: #c8b28d;
    --champ: #bca47f;
    --muted: #70736f;
    --line: #d2d2cb
}

* {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth
}

body {
    background: var(--paper);
    color: var(--ink);
    margin: 0;
    font-family: Arial, Helvetica, sans-serif
}

a {
    color: inherit;
    text-decoration: none
}

button {
    font: inherit
}

.topbar {
    z-index: 30;
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    background: #f8f8f5e8;
    border-bottom: 1px solid #d9d9d2;
    width: 100%;
    height: 76px;
    padding: 0 3.5vw;
    position: absolute;
    top: 0;
    left: 0
}

.brand,
.topbar {
    align-items: center;
    display: flex
}

.brand {
    letter-spacing: .09em;
    gap: 11px;
    font-size: 12px;
    font-weight: 800
}

.brand b {
    color: #8a775b;
    font-weight: 400
}

.mark {
    fill: none;
    stroke: currentColor;
    stroke-width: 1.2px;
    width: 30px;
    height: 30px
}

.main-nav {
    letter-spacing: .15em;
    text-transform: uppercase;
    gap: 30px;
    margin-left: auto;
    font-size: 8px;
    font-weight: 700;
    display: flex
}

.main-nav a {
    opacity: .6
}

.main-nav a:focus-visible,
.main-nav a:hover {
    opacity: 1
}

.nav-toggle {
    display: none
}

.portfolio-hero {
    background: #f8f8f5;
    grid-template-rows: 1fr auto auto;
    grid-template-columns: .78fr 1.22fr;
    min-height: 100svh;
    padding: 130px 3.5vw 22px;
    display: grid;
    position: relative;
    overflow: hidden
}

.hero-type {
    z-index: 2;
    align-self: center;
    padding-bottom: 4vh
}

.kicker,
.overline {
    letter-spacing: .2em;
    font-size: 8px;
    font-weight: 700;
    line-height: 1.5
}

.hero-type h1 {
    letter-spacing: -.075em;
    white-space: nowrap;
    margin: 7vh 0 0;
    font-size: clamp(72px, 10.5vw, 170px);
    line-height: .76
}

.hero-type h1 sup {
    letter-spacing: 0;
    vertical-align: top;
    color: #8e7753;
    margin-left: 8px;
    font-size: .18em
}

.hero-type h2 {
    color: #7f694a;
    margin: 26px 0;
    font: italic clamp(26px, 3.3vw, 50px)/1.02 Georgia, serif
}

.hero-summary {
    color: #62645f;
    max-width: 430px;
    font-size: 15px;
    line-height: 1.65
}

.hero-product {
    align-self: stretch;
    place-items: center;
    display: grid;
    position: relative
}

.hero-product img {
    object-fit: contain;
    mix-blend-mode: multiply;
    width: 112%;
    max-height: 68vh
}

.cross {
    color: #9a9c96;
    font-size: 13px;
    position: absolute
}

.x1 {
    top: 12%;
    left: 3%
}

.x2 {
    bottom: 20%;
    right: 2%
}

.dimension-line {
    width: 94%;
    height: 36px;
    fill: var(--paper);
    stroke: #777a75;
    stroke-width: 1px;
    position: absolute;
    bottom: 8%;
    left: 3%;
    right: 3%
}

.dimension-line text {
    stroke: none;
    fill: #6f716c;
    text-anchor: middle;
    letter-spacing: 2px;
    font-size: 10px
}

.hero-strip {
    border-block: 1px solid var(--line);
    grid-column: 1/-1;
    grid-template-columns: repeat(6, 1fr);
    display: grid
}

.hero-strip>div {
    border-right: 1px solid var(--line);
    padding: 18px 18px 16px 0
}

.hero-strip>div+div {
    padding-left: 18px
}

.hero-strip strong {
    letter-spacing: -.03em;
    font-size: 19px;
    display: block
}

.hero-strip span {
    letter-spacing: .13em;
    text-transform: uppercase;
    color: #74766f;
    margin-top: 7px;
    font-size: 7px;
    display: block
}

.target-note {
    text-align: right;
    letter-spacing: .15em;
    color: #777971;
    grid-column: 1/-1;
    margin: 10px 0 0;
    font-size: 7px
}

.chapter {
    padding: 84px 5vw 110px
}

.section-head {
    grid-template-columns: 25% 75%;
    align-items: start;
    display: grid
}

.chapter-code {
    letter-spacing: .14em;
    align-items: center;
    gap: 12px;
    font-size: 8px;
    display: flex
}

.chapter-code i {
    border-top: 1px solid #92948e;
    width: 44px
}

.chapter-code b {
    font-weight: 700
}

.section-head h2 {
    letter-spacing: -.06em;
    margin: 0;
    font-size: clamp(48px, 7.3vw, 112px);
    line-height: .9
}

.section-head h2 em {
    color: #8c7655;
    font-family: Georgia, serif;
    font-weight: 400
}

.section-head.inverse h2 em {
    color: var(--sand)
}

.dark-section {
    background: var(--ink);
    color: #f0efe9
}

.section-head.inverse .chapter-code i {
    border-color: #777
}

.challenge-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10vw;
    margin: 100px 0 0 25%;
    display: grid
}

.brief-card {
    border-top: 1px solid var(--ink);
    padding-top: 18px
}

.brief-card span {
    letter-spacing: .16em;
    font-size: 8px;
    font-weight: 700
}

.brief-card p {
    font: 21px/1.5 Georgia, serif
}

.challenge blockquote {
    color: #766445;
    margin: 0;
    font: italic clamp(24px, 3.3vw, 44px)/1.25 Georgia, serif
}

.challenge blockquote:before {
    content: "“";
    color: #baa47d;
    font-size: 80px;
    line-height: .4;
    display: block
}

.opportunity-grid {
    border-block: 1px solid #ffffff2e;
    grid-template-columns: 1fr 280px 1fr;
    align-items: center;
    margin-top: 90px;
    display: grid
}

.category {
    padding: 38px 0
}

.category span {
    color: var(--sand);
    font-size: 8px
}

.category h3 {
    text-transform: uppercase;
    letter-spacing: .04em;
    margin: 38px 0 12px;
    font-size: 22px
}

.category p {
    color: #c2c3bd
}

.category small {
    color: #777b76;
    letter-spacing: .13em;
    margin-top: 30px;
    display: block
}

.opportunity-svg {
    fill: none;
    stroke: #7e806e;
    stroke-width: 1px;
    width: 100%
}

.route {
    stroke-dasharray: 7 7;
    animation: dash 3s linear infinite
}

.r2 {
    animation-direction: reverse
}

.orbit {
    stroke: var(--sand);
    stroke-dasharray: 12 6;
    transform-origin: 50%;
    animation: spin 10s linear infinite
}

.xmark {
    stroke: var(--sand);
    stroke-width: 1.8px
}

.answer {
    border-bottom: 1px solid #ffffff2e;
    grid-template-columns: 70px 1fr 1.5fr;
    align-items: center;
    padding: 34px 0;
    display: grid
}

.answer .mark {
    width: 44px;
    height: 44px;
    color: var(--sand)
}

.answer p {
    letter-spacing: .15em;
    color: #999;
    font-size: 7px
}

.answer h3 {
    margin: 6px 0;
    font-size: 30px
}

.answer strong {
    text-align: right;
    letter-spacing: .12em;
    font-size: 12px
}

.answer strong i {
    color: var(--sand);
    margin: 0 12px;
    font: italic 22px Georgia, serif
}

.section-intro {
    color: #676a64;
    width: 50%;
    margin: 55px 0 80px 50%;
    line-height: 1.7
}

.benchmark-list {
    border-top: 1px solid var(--line);
    grid-template-columns: repeat(3, 1fr);
    display: grid
}

.benchmark-list article {
    border-right: 1px solid var(--line);
    padding: 20px 25px 0 0
}

.benchmark-list article+article {
    padding-left: 25px
}

.benchmark-list article>span {
    color: #83867f;
    font-size: 8px
}

.benchmark-shape {
    background: #ebe9e2;
    place-items: center;
    height: 260px;
    margin: 24px -5px 20px;
    display: grid;
    overflow: hidden
}

.shape-2 {
    background: #e3e1da
}

.shape-3 {
    background: #ded7ca
}

.benchmark-shape img {
    object-fit: cover;
    width: 100%;
    height: 100%;
    transition: transform .6s
}

.benchmark-list article:hover .benchmark-shape img {
    transform: scale(1.035)
}

.benchmark-list h3 {
    text-transform: uppercase;
    margin: 18px 0 8px;
    font-size: 18px
}

.benchmark-list p {
    color: #6a6d67;
    font: 15px/1.5 Georgia, serif
}

.requirement-grid {
    border-top: 1px solid #ffffff30;
    grid-template-columns: repeat(3, 1fr);
    margin-top: 90px;
    display: grid
}

.requirement-grid article {
    border-bottom: 1px solid #ffffff30;
    border-right: 1px solid #ffffff30;
    min-height: 270px;
    padding: 20px;
    position: relative
}

.requirement-grid article:nth-child(3n) {
    border-right: 0
}

.requirement-grid article>span {
    color: #777;
    font-size: 8px
}

.system-icon {
    fill: none;
    width: 46px;
    height: 46px;
    stroke: var(--sand);
    stroke-width: 1.4px;
    stroke-linecap: round;
    stroke-linejoin: round;
    margin: 45px 0 30px
}

.requirement-grid p {
    text-transform: uppercase;
    letter-spacing: .15em;
    color: #8d908a;
    font-size: 8px
}

.requirement-grid h3 {
    font: 20px Georgia, serif
}

.pulse {
    border: 1px solid var(--sand);
    border-radius: 50%;
    width: 7px;
    height: 7px;
    animation: pulse 2.2s ease-out infinite;
    position: absolute;
    top: 20px;
    right: 20px
}

.philosophy {
    background: #eeeae2
}

.pillar-grid {
    border-block: 1px solid #c7c4bc;
    grid-template-columns: repeat(3, 1fr);
    margin-top: 90px;
    display: grid
}

.pillar-grid article {
    border-right: 1px solid #c7c4bc;
    padding: 22px 30px 28px 0
}

.pillar-grid article+article {
    padding-left: 30px
}

.pillar-grid span {
    color: #7b7d76;
    font-size: 8px
}

.pillar-grid h3 {
    text-transform: uppercase;
    margin: 55px 0 14px;
    font-size: 26px
}

.pillar-grid p {
    color: #666960;
    min-height: 55px;
    line-height: 1.6
}

.pillar-grid svg {
    fill: #8f7958;
    stroke: #8f7958;
    stroke-width: 1px;
    width: 100%
}

.pillar-grid circle {
    animation: travel 4s ease-in-out infinite
}

.philosophy-copy {
    text-align: center;
    color: #594f40;
    max-width: 900px;
    margin: 90px auto 0;
    font: italic clamp(24px, 3vw, 42px)/1.4 Georgia, serif
}

.continuation {
    background: var(--sand);
    justify-content: space-between;
    align-items: center;
    padding: 45px 5vw;
    display: flex
}

.continuation p,
.continuation span {
    letter-spacing: .14em;
    font-size: 8px
}

.continuation span {
    letter-spacing: 0;
    font-family: Georgia, serif;
    font-size: 13px
}

footer {
    color: #ddd;
    background: #0b0d0c;
    grid-template-columns: 1fr 1.4fr .5fr;
    align-items: start;
    gap: 40px;
    padding: 52px 4vw 26px;
    display: grid
}

footer p {
    color: #888;
    margin: 0;
    font-size: 9px;
    line-height: 1.6
}

footer small {
    text-align: right;
    letter-spacing: .13em;
    color: #777;
    font-size: 7px
}

.development-flow {
    justify-content: flex-end;
    align-items: center;
    gap: 35px;
    margin: 65px 0 45px;
    display: flex
}

.development-flow>i {
    color: #686b66
}

.flow-count {
    color: #777;
    align-items: baseline;
    gap: 10px;
    display: flex
}

.flow-count strong {
    font-size: 32px
}

.flow-count span {
    letter-spacing: .14em;
    font-size: 7px
}

.flow-count.selected {
    color: var(--sand)
}

.sketch-hero {
    background: #fff;
    height: min(62vw, 800px);
    position: relative;
    overflow: hidden
}

.sketch-hero img {
    object-fit: contain;
    width: 100%;
    height: 100%
}

.sketch-hero span {
    background: var(--ink);
    color: #fff;
    letter-spacing: .16em;
    padding: 10px 13px;
    font-size: 7px;
    position: absolute;
    bottom: 20px;
    left: 20px
}

.concept-directions {
    border-bottom: 1px solid #ffffff2e;
    grid-template-columns: repeat(3, 1fr);
    display: grid
}

.concept-directions article {
    color: #999;
    border-right: 1px solid #ffffff2e;
    padding: 28px
}

.concept-directions article>span {
    font: italic 28px Georgia, serif
}

.concept-directions h3 {
    text-transform: uppercase;
    font-size: 18px
}

.concept-directions p {
    font: 14px/1.55 Georgia, serif
}

.concept-directions .selected {
    background: var(--sand);
    color: var(--ink)
}

.orthographic-sketches {
    background: #bbb;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    margin-top: 55px;
    display: grid
}

.orthographic-sketches img {
    object-fit: contain;
    background: #fff;
    width: 100%;
    height: 48vw;
    max-height: 650px
}

.side-profile {
    background: #fff;
    height: min(50vw, 650px);
    margin: 80px -1vw 0;
    position: relative
}

.side-profile img {
    object-fit: contain;
    width: 100%;
    height: 100%
}

.dimension-overlay {
    width: 100%;
    height: 100%;
    fill: var(--paper);
    stroke: #787a76;
    stroke-width: 1px;
    position: absolute;
    inset: 0
}

.dimension-overlay text {
    stroke: none;
    fill: #70736e;
    text-anchor: middle;
    letter-spacing: 1.5px;
    font-size: 9px
}

.feature-layout {
    background: var(--ink);
    color: #eee;
    grid-template-columns: 1.2fr .8fr;
    margin-top: 70px;
    display: grid
}

.feature-image {
    min-height: 650px;
    position: relative
}

.feature-image img {
    object-fit: cover;
    width: 100%;
    height: 100%
}

.hotspot {
    background: var(--sand);
    width: 30px;
    height: 30px;
    color: var(--ink);
    cursor: pointer;
    border: 0;
    border-radius: 50%;
    font-size: 10px;
    font-weight: 700;
    animation: pulse 2.5s infinite;
    position: absolute;
    box-shadow: 0 0 #c8b28da0
}

.hotspot.h1 {
    top: 35%;
    right: 18%
}

.hotspot.h2 {
    top: 61%;
    left: 40%
}

.hotspot.h3 {
    bottom: 14%;
    right: 3%
}

.feature-panel {
    padding: 50px 45px
}

.feature-panel>button {
    text-align: left;
    color: #777;
    cursor: pointer;
    background: 0 0;
    border: 0;
    border-bottom: 1px solid #ffffff24;
    grid-template-columns: 38px 1fr;
    width: 100%;
    padding: 15px 0;
    display: grid
}

.feature-panel>button.active {
    color: var(--sand)
}

.feature-panel>button span {
    font-size: 8px
}

.feature-panel>button b {
    text-transform: uppercase;
    letter-spacing: .09em;
    font-size: 10px
}

.feature-panel article {
    margin-top: 50px
}

.feature-panel article>span {
    color: var(--sand);
    font-size: 8px
}

.feature-panel article h3 {
    margin: 18px 0;
    font: italic 34px Georgia, serif
}

.feature-panel article p {
    color: #a5a7a1;
    line-height: 1.65
}

.colour-section {
    background: #eeebe4
}

.colour-layout {
    grid-template-columns: 1.1fr .9fr;
    gap: 8vw;
    margin-top: 85px;
    display: grid
}

.palette {
    grid-template-columns: 1.4fr .8fr .6fr;
    min-height: 460px;
    display: grid
}

.swatch {
    letter-spacing: .14em;
    align-items: flex-end;
    padding: 18px;
    font-size: 7px;
    display: flex
}

.swatch.champagne {
    background: var(--sand)
}

.swatch.charcoal {
    background: var(--ink);
    color: #fff
}

.swatch.glass {
    color: #fff;
    background: linear-gradient(135deg, #242a2c, #667076)
}

.colour-copy article {
    border-top: 1px solid var(--line);
    grid-template-columns: 40px 1fr;
    padding: 23px 0;
    display: grid
}

.colour-copy article>span {
    color: #888;
    font-size: 8px
}

.colour-copy h3 {
    text-transform: uppercase;
    margin: 0;
    font-size: 15px
}

.colour-copy p {
    color: #646760;
    grid-column: 2;
    line-height: 1.55
}

.inverse-copy {
    color: #a2a49e
}

.drivetrain-wrap {
    border: 1px solid #ffffff2b;
    margin-top: 55px;
    padding: 30px
}

.drivetrain {
    fill: none;
    stroke: #777a74;
    stroke-width: 1.5px;
    width: 100%
}

.drivetrain .body-outline {
    stroke: #4f524e
}

.drivetrain .wheel-set {
    fill: #101211;
    stroke: var(--sand)
}

.drivetrain rect {
    stroke: #d1d1c9
}

.drivetrain .power {
    stroke: var(--sand);
    stroke-width: 3px;
    stroke-dasharray: 10 8;
    animation: dash 2s linear infinite
}

.drivetrain text {
    stroke: none;
    fill: #ddd;
    text-anchor: middle;
    letter-spacing: 2px;
    font-size: 12px
}

.architecture-caption {
    border-top: 1px solid #ffffff2b;
    justify-content: space-between;
    padding-top: 18px;
    display: flex
}

.architecture-caption span {
    letter-spacing: .15em;
    color: var(--sand);
    font-size: 7px
}

.architecture-caption p {
    margin: 0;
    font: 16px Georgia, serif
}

.terrain-metrics {
    border-block: 1px solid #ffffff2b;
    grid-template-columns: repeat(5, 1fr);
    margin-top: 50px;
    display: grid
}

.terrain-metrics article {
    border-right: 1px solid #ffffff2b;
    padding: 20px 18px 22px 0
}

.terrain-metrics article+article {
    padding-left: 18px
}

.terrain-metrics small,
.terrain-metrics span {
    letter-spacing: .12em;
    color: #777;
    font-size: 7px;
    display: block
}

.terrain-metrics strong {
    margin: 25px 0 18px;
    font: 18px Georgia, serif;
    display: block
}

.environment-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-top: 80px;
    display: grid
}

.environment-grid article {
    background: #e5e3dc;
    position: relative;
    overflow: hidden
}

.environment-grid img,
.sand-svg {
    object-fit: cover;
    width: 100%;
    height: 320px
}

.sand-svg {
    fill: none;
    stroke: #51493b;
    stroke-width: 1.3px;
    background: #c9b691
}

.sand-svg .sand-particle {
    stroke-width: 4px;
    stroke-dasharray: 2 24;
    animation: dash 4s linear infinite
}

.environment-grid article>h3,
.environment-grid article>span,
.environment-grid article>ul {
    margin-left: 25px;
    margin-right: 25px
}

.environment-grid article>span {
    letter-spacing: .15em;
    color: #7c6a50;
    margin-top: 25px;
    font-size: 7px;
    display: block
}

.environment-grid h3 {
    text-transform: uppercase;
    font-size: 20px
}

.environment-grid ul {
    margin-bottom: 30px;
    padding: 0;
    list-style: none
}

.environment-grid li {
    letter-spacing: .06em;
    border-top: 1px solid #bcbcb4;
    padding: 9px 0;
    font-size: 11px
}

.safety-grid {
    border-top: 1px solid #ffffff2b;
    grid-template-columns: repeat(4, 1fr);
    margin-top: 80px;
    display: grid
}

.safety-grid article {
    border-bottom: 1px solid #ffffff2b;
    border-right: 1px solid #ffffff2b;
    min-height: 230px;
    padding: 18px
}

.safety-grid article>span {
    color: #777;
    font-size: 7px
}

.safety-grid svg {
    fill: none;
    width: 42px;
    height: 42px;
    stroke: var(--sand);
    stroke-width: 1.4px;
    margin: 42px 0 30px;
    display: block
}

.safety-grid p {
    text-transform: uppercase;
    letter-spacing: .15em;
    color: #777;
    font-size: 7px
}

.safety-grid h3 {
    font: 17px Georgia, serif
}

.regulatory-basis {
    border-bottom: 1px solid #ffffff2b;
    grid-template-columns: .35fr 1fr;
    gap: 25px;
    padding: 35px 0;
    display: grid
}

.regulatory-basis b {
    letter-spacing: .15em;
    color: var(--sand);
    font-size: 8px
}

.regulatory-basis p {
    color: #c4c5bf;
    margin: 0
}

.regulatory-basis small {
    color: #777;
    grid-column: 2;
    font-size: 8px
}

.supplier-grid {
    border-top: 1px solid var(--line);
    grid-template-columns: repeat(3, 1fr);
    display: grid
}

.supplier-grid article {
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 20px 25px 28px 0
}

.supplier-grid article+article {
    padding-left: 25px
}

.supplier-grid article>p,
.supplier-grid article>span,
.supplier-grid small {
    letter-spacing: .13em;
    color: #777;
    font-size: 7px
}

.supplier-grid article>p {
    text-transform: uppercase;
    margin-top: 35px
}

.supplier-grid h3 {
    font: 20px Georgia, serif
}

.parts-images {
    grid-template-columns: 1.2fr .8fr;
    gap: 12px;
    margin-top: 60px;
    display: grid
}

.parts-images figure {
    margin: 0
}

.parts-images img {
    object-fit: cover;
    width: 100%;
    height: 510px
}

.parts-images figcaption {
    letter-spacing: .14em;
    padding-top: 10px;
    font-size: 7px
}

.sand-section {
    background: #c8b28d
}

.manufacturing-flow {
    grid-template-columns: repeat(6, 1fr);
    margin-top: 100px;
    display: grid;
    position: relative
}

.manufacturing-flow>svg {
    fill: none;
    stroke: #625640;
    width: 100%;
    height: 80px;
    position: absolute;
    top: -50px;
    left: 0
}

.manufacturing-flow article {
    border-top: 1px solid #73644e;
    padding: 28px 20px 0 0
}

.manufacturing-flow article+article {
    padding-left: 20px
}

.manufacturing-flow article>span {
    font-size: 7px
}

.manufacturing-flow h3 {
    text-transform: uppercase;
    margin-top: 40px;
    font-size: 15px
}

.manufacturing-flow p {
    color: #574c3c;
    font: 14px Georgia, serif
}

.flow-arrow {
    animation: nudge 2s ease-in-out infinite
}

.challenge-list {
    border-block: 1px solid #ffffff2a;
    grid-template-columns: repeat(5, 1fr);
    margin-top: 80px;
    display: grid
}

.challenge-list article {
    border-right: 1px solid #ffffff2a;
    padding: 24px 24px 25px 0
}

.challenge-list article+article {
    padding-left: 24px
}

.challenge-list span {
    color: var(--sand);
    letter-spacing: .13em;
    font-size: 7px
}

.challenge-list h3 {
    text-transform: uppercase;
    min-height: 45px;
    margin-top: 38px;
    font-size: 17px
}

.challenge-list p {
    color: #999;
    min-height: 155px;
    font: 14px/1.55 Georgia, serif
}

.challenge-list svg {
    width: 100%;
    fill: var(--sand);
    stroke: #595c57;
    stroke-width: 1px
}

.challenge-list circle {
    animation: travel 4s ease-in-out infinite
}

.timeline {
    grid-template-columns: repeat(6, 1fr);
    margin-top: 90px;
    display: grid;
    position: relative
}

.timeline>svg {
    width: 100%;
    height: 55px;
    fill: var(--paper);
    stroke: #8c795b;
    stroke-width: 1px;
    position: absolute;
    top: 0;
    left: 0
}

.timeline>svg circle {
    fill: #8c795b;
    animation: pulse 2.5s infinite
}

.timeline article {
    padding: 75px 15px 0 0
}

.timeline article+article {
    padding-left: 15px
}

.timeline article span {
    color: #777;
    font-size: 7px
}

.timeline h3 {
    text-transform: uppercase;
    min-height: 35px;
    font-size: 13px
}

.timeline p {
    color: #7b674b;
    font: 16px Georgia, serif
}

.final-concept {
    color: #fff;
    background: #111;
    height: 100svh;
    min-height: 720px;
    position: relative;
    overflow: hidden
}

.final-concept>img {
    object-fit: cover;
    width: 100%;
    height: 100%
}

.final-concept:after {
    content: "";
    background: linear-gradient(90deg, #080a09d9, #0000 68%), linear-gradient(#0000 50%, #080a09cc);
    position: absolute;
    inset: 0
}

.final-overlay {
    z-index: 2;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-start;
    padding: 10vh 5vw;
    display: flex;
    position: absolute;
    inset: 0
}

.final-overlay h2 {
    letter-spacing: -.08em;
    margin: 35px 0 25px;
    font-size: clamp(78px, 13vw, 210px);
    line-height: .75
}

.final-overlay h2 sup {
    vertical-align: super;
    color: var(--sand);
    font-size: 3rem;
    line-height: 1;
    margin-left: .08em
}

.final-overlay h3 {
    margin: 0;
    font: italic clamp(25px, 3.2vw, 48px)/1.1 Georgia, serif
}

.final-metrics {
    border-block: 1px solid #fff5;
    grid-template-columns: repeat(3, 1fr);
    width: min(650px, 100%);
    margin-top: 45px;
    display: grid
}

.final-metrics>div {
    border-right: 1px solid #fff5;
    padding: 14px 30px 14px 0
}

.final-metrics span,
.final-metrics strong {
    display: block
}

.final-metrics strong {
    font-size: 20px
}

.final-metrics span {
    letter-spacing: .14em;
    color: #bbb;
    margin-top: 6px;
    font-size: 7px
}

.final-overlay>p:last-child {
    color: #bbb;
    font: 15px Georgia, serif
}

@keyframes dash {
    to {
        stroke-dashoffset: -28px
    }
}

@keyframes spin {
    to {
        transform: rotate(1turn)
    }
}

@keyframes pulse {
    50% {
        opacity: .5
    }
}

@keyframes travel {

    0%,
    to {
        transform: translate(0)
    }

    50% {
        transform: translate(45px)
    }
}

@keyframes nudge {

    0%,
    to {
        transform: translate(0)
    }

    50% {
        transform: translate(10px)
    }
}

@media (max-width:900px) {
    .portfolio-hero {
        grid-template-columns: 1fr;
        padding-top: 115px
    }

    .hero-product {
        min-height: 47vh
    }

    .hero-product img {
        width: 100%
    }

    .hero-type {
        padding-bottom: 0
    }

    .hero-strip {
        grid-template-columns: repeat(3, 1fr)
    }

    .section-head {
        grid-template-columns: 1fr;
        gap: 35px
    }

    .challenge-grid {
        margin-left: 0
    }

    .opportunity-grid {
        grid-template-columns: 1fr 160px 1fr
    }

    .section-intro {
        width: 75%;
        margin-left: 25%
    }

    .requirement-grid {
        grid-template-columns: 1fr 1fr
    }

    .requirement-grid article:nth-child(3n) {
        border-right: 1px solid #ffffff30
    }

    .requirement-grid article:nth-child(2n) {
        border-right: 0
    }
}

@media (max-width:640px) {
    .topbar {
        height: 66px
    }

    .main-nav {
        background: #f8f8f5;
        flex-direction: column;
        width: 100%;
        padding: 25px 4vw;
        display: none;
        position: absolute;
        top: 66px;
        left: 0
    }

    .main-nav.open {
        display: flex
    }

    .nav-toggle {
        background: 0 0;
        border: 0;
        gap: 5px;
        margin-left: auto;
        display: grid
    }

    .nav-toggle i {
        border-top: 1px solid;
        width: 18px;
        display: block
    }

    .portfolio-hero {
        padding-left: 5vw;
        padding-right: 5vw
    }

    .hero-type h1 {
        margin-top: 6vh;
        font-size: 20vw
    }

    .hero-product {
        min-height: 42vh
    }

    .dimension-line {
        bottom: 2%
    }

    .hero-strip {
        grid-template-columns: 1fr 1fr
    }

    .chapter {
        padding: 70px 5vw 85px
    }

    .challenge-grid {
        gap: 65px;
        margin-top: 65px
    }

    .challenge-grid,
    .opportunity-grid {
        grid-template-columns: 1fr
    }

    .opportunity-svg {
        height: 120px
    }

    .category {
        text-align: center
    }

    .answer {
        grid-template-columns: 50px 1fr
    }

    .answer strong {
        text-align: left;
        grid-column: 1/-1;
        margin-top: 25px
    }

    .section-intro {
        width: 100%;
        margin: 38px 0 55px
    }

    .benchmark-list,
    .pillar-grid {
        grid-template-columns: 1fr
    }

    .benchmark-list article,
    .benchmark-list article+article,
    .pillar-grid article,
    .pillar-grid article+article {
        border-right: 0;
        padding-left: 0
    }

    .requirement-grid {
        grid-template-columns: 1fr
    }

    .requirement-grid article,
    .requirement-grid article:nth-child(3n) {
        border-right: 0
    }

    .continuation {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px
    }

    footer {
        grid-template-columns: 1fr
    }

    footer small {
        text-align: left
    }
}

@media (max-width:1050px) {
    .feature-layout {
        grid-template-columns: 1fr
    }

    .feature-image {
        min-height: 600px
    }

    .terrain-metrics {
        grid-template-columns: repeat(3, 1fr)
    }

    .environment-grid {
        grid-template-columns: 1fr 1fr
    }

    .environment-grid article:last-child {
        grid-column: 1/-1
    }

    .challenge-list,
    .safety-grid {
        grid-template-columns: repeat(3, 1fr)
    }

    .challenge-list p {
        min-height: 110px
    }

    .manufacturing-flow,
    .timeline {
        grid-template-columns: repeat(3, 1fr);
        gap: 35px 0
    }

    .manufacturing-flow>svg,
    .timeline>svg {
        display: none
    }
}

@media (max-width:760px) {
    .development-flow {
        flex-wrap: wrap;
        justify-content: flex-start;
        gap: 15px
    }

    .sketch-hero {
        height: 115vw
    }

    .colour-layout,
    .concept-directions,
    .orthographic-sketches,
    .parts-images {
        grid-template-columns: 1fr
    }

    .orthographic-sketches img {
        height: 110vw
    }

    .side-profile {
        height: 70vw;
        margin-top: 50px
    }

    .feature-image {
        min-height: 420px
    }

    .palette {
        min-height: 350px
    }

    .drivetrain-wrap {
        margin-left: -3vw;
        margin-right: -3vw;
        padding: 10px
    }

    .architecture-caption {
        flex-direction: column;
        gap: 12px
    }

    .manufacturing-flow,
    .supplier-grid,
    .terrain-metrics,
    .timeline {
        grid-template-columns: 1fr 1fr
    }

    .environment-grid {
        grid-template-columns: 1fr
    }

    .environment-grid article:last-child {
        grid-column: auto
    }

    .challenge-list,
    .safety-grid {
        grid-template-columns: 1fr 1fr
    }

    .regulatory-basis {
        grid-template-columns: 1fr
    }

    .regulatory-basis small {
        grid-column: 1
    }

    .parts-images img {
        height: 390px
    }

    .final-concept {
        min-height: 680px
    }

    .final-concept>img {
        object-position: 65% center
    }

    .final-metrics {
        grid-template-columns: 1fr 1fr
    }
}

@media (max-width:480px) {

    .challenge-list,
    .concept-directions,
    .manufacturing-flow,
    .safety-grid,
    .supplier-grid,
    .terrain-metrics,
    .timeline {
        grid-template-columns: 1fr
    }

    .feature-panel {
        padding: 38px 24px
    }

    .feature-image {
        min-height: 360px
    }

    .colour-layout {
        gap: 55px
    }

    .palette {
        min-height: 280px
    }

    .drivetrain text {
        font-size: 17px
    }

    .environment-grid img,
    .sand-svg {
        height: 280px
    }

    .challenge-list p {
        min-height: 0
    }

    .final-metrics {
        grid-template-columns: 1fr
    }

    .final-metrics>div {
        border-bottom: 1px solid #fff3
    }

    .final-overlay h2 {
        font-size: 22vw
    }
}

@media (prefers-reduced-motion:reduce) {
    html {
        scroll-behavior: auto
    }

    *,
    :after,
    :before {
        transition-duration: .01ms !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important
    }
}