@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@500;600;700;800;900&family=DM+Mono:wght@300;400;500&family=Manrope:wght@300;400;500;600;700&display=swap');

:root {
    --dd-blue: #123cb3;
    --dd-blue-dark: #081d66;
    --dd-coral: #f05c54;
    --dd-coral-dark: #c83d39;
    --dd-mint: #8dd6be;
    --dd-yellow: #f5d85c;
    --dd-paper: #f7f3ea;
    --dd-white: #fffdfa;
    --dd-ink: #111126;
    --dd-muted: rgba(17, 17, 38, .62);
    --dd-line: rgba(17, 17, 38, .17);
    --dd-pad: clamp(20px, 4.2vw, 70px);
    --dd-progress: 0;
}

* { box-sizing: border-box; }

html {
    color: var(--dd-ink);
    background: var(--dd-paper);
    scroll-behavior: smooth;
}

body {
    margin: 0;
    overflow-x: hidden;
    color: var(--dd-ink);
    background: var(--dd-paper);
    font-family: 'Manrope', Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}

body::before {
    content: '';
    position: fixed;
    z-index: 100;
    top: 0;
    left: 0;
    width: calc(var(--dd-progress) * 100%);
    height: 3px;
    background: var(--dd-yellow);
    pointer-events: none;
}

img {
    display: block;
    max-width: 100%;
    height: auto;
}

a { color: inherit; }

button,
input,
textarea,
select { font: inherit; }

figure { margin: 0; }

.dd-skip {
    position: fixed;
    z-index: 200;
    top: 10px;
    left: 10px;
    padding: 11px 14px;
    color: var(--dd-white);
    background: var(--dd-ink);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    transform: translateY(-160%);
}

.dd-skip:focus { transform: none; }

.dd-progress { display: none; }

.dd-topbar {
    position: fixed;
    z-index: 80;
    top: 0;
    right: 0;
    left: 0;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    min-height: 58px;
    padding: 0 var(--dd-pad);
    color: var(--dd-white);
    border-bottom: 1px solid rgba(255, 255, 255, .28);
    background: rgba(8, 29, 102, .88);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.dd-topbar a {
    width: fit-content;
    text-decoration: none;
}

.dd-topbar span { justify-self: center; }
.dd-topbar a:last-child { justify-self: end; }
.dd-topbar a:hover,
.dd-topbar a:focus-visible { color: var(--dd-yellow); outline: none; }

.dd-kicker,
.dd-section__number {
    margin: 0;
    font-family: 'DM Mono', monospace;
    font-size: 10px;
    font-weight: 500;
    letter-spacing: .08em;
    line-height: 1.5;
    text-transform: uppercase;
}

.dd-section {
    padding: clamp(100px, 12vw, 190px) var(--dd-pad);
}

.dd-section__number { color: var(--dd-muted); }

.dd-hero {
    position: relative;
    min-height: 100vh;
    min-height: 100svh;
    display: grid;
    grid-template-columns: 1.06fr .94fr;
    grid-template-rows: 1fr auto;
    align-items: center;
    overflow: hidden;
    padding: clamp(105px, 13vh, 155px) var(--dd-pad) 34px;
    color: var(--dd-white);
    background:
        radial-gradient(circle at 83% 28%, rgba(141, 214, 190, .24), transparent 29%),
        var(--dd-blue);
}

.dd-hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -7vw;
    width: 42vw;
    height: 16vw;
    background: var(--dd-coral);
    transform: skewX(-36deg);
    transform-origin: top right;
}

.dd-hero::after {
    content: '';
    position: absolute;
    bottom: -12vw;
    left: 34%;
    width: 34vw;
    aspect-ratio: 1;
    border-radius: 50%;
    background: var(--dd-mint);
}

.dd-hero__grid {
    position: absolute;
    inset: 58px 0 0;
    opacity: .16;
    background-image:
        linear-gradient(rgba(255, 255, 255, .34) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .34) 1px, transparent 1px);
    background-size: clamp(38px, 4.8vw, 76px) clamp(38px, 4.8vw, 76px);
    -webkit-mask-image: linear-gradient(90deg, #000, transparent 78%);
    mask-image: linear-gradient(90deg, #000, transparent 78%);
}

.dd-hero__copy {
    position: relative;
    z-index: 4;
    align-self: center;
    padding-right: 4vw;
}

.dd-hero h1 {
    margin: 12px 0 0;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(125px, 19vw, 320px);
    font-weight: 900;
    line-height: .63;
    letter-spacing: -.055em;
    text-transform: uppercase;
}

.dd-hero h1 span { display: block; }
.dd-hero h1 span:last-child { color: var(--dd-yellow); }

.dd-hero__statement {
    margin: clamp(34px, 5vh, 65px) 0 0;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(35px, 4vw, 66px);
    font-weight: 600;
    line-height: .92;
    letter-spacing: -.02em;
    text-transform: uppercase;
}

.dd-hero__product {
    position: relative;
    z-index: 5;
    width: min(48vw, 790px);
    justify-self: end;
    transform: rotate(-3deg);
}

.dd-hero__product::before {
    content: '';
    position: absolute;
    z-index: -1;
    inset: 7% -5% -5% 4%;
    background: var(--dd-yellow);
    clip-path: polygon(11% 0, 100% 8%, 92% 100%, 0 90%);
}

.dd-hero__product img {
    width: 100%;
    border: 9px solid var(--dd-white);
    box-shadow: 0 28px 70px rgba(8, 29, 102, .34);
}

.dd-hero__product figcaption {
    margin-top: 10px;
    color: rgba(255, 255, 255, .72);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    text-align: right;
    text-transform: uppercase;
}

.dd-hero__meta {
    position: relative;
    z-index: 5;
    grid-column: 1 / -1;
    display: flex;
    gap: clamp(14px, 3vw, 44px);
    align-self: end;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, .3);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    text-transform: uppercase;
}

.dd-hero__scroll {
    position: absolute;
    z-index: 6;
    right: var(--dd-pad);
    bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--dd-white);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    text-decoration: none;
    text-transform: uppercase;
}

.dd-hero__scroll span {
    display: block;
    width: 20px;
    height: 20px;
    border: 1px solid currentColor;
    border-radius: 50%;
}

.dd-hero__scroll span::after {
    content: '↓';
    display: grid;
    place-items: center;
    height: 100%;
}

.dd-chapters {
    position: sticky;
    z-index: 60;
    top: 58px;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    color: var(--dd-white);
    border-bottom: 1px solid rgba(255, 255, 255, .28);
    background: var(--dd-blue-dark);
}

.dd-chapters a {
    min-height: 48px;
    display: grid;
    place-items: center;
    padding: 0 10px;
    border-right: 1px solid rgba(255, 255, 255, .2);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    text-align: center;
    text-decoration: none;
    text-transform: uppercase;
}

.dd-chapters a:last-child { border-right: 0; }
.dd-chapters a:hover,
.dd-chapters a:focus-visible { color: var(--dd-ink); background: var(--dd-yellow); outline: none; }

.dd-brief {
    display: grid;
    grid-template-columns: .28fr 1fr .48fr;
    gap: clamp(34px, 6vw, 100px);
}

.dd-brief__lead h2,
.dd-research__heading h2,
.dd-concepts__heading h2,
.dd-shortlist__copy h2,
.dd-manufacturing__heading h2,
.dd-final__heading h2,
.dd-reflection__copy h2 {
    margin: 20px 0 26px;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(65px, 9vw, 145px);
    font-weight: 800;
    line-height: .78;
    letter-spacing: -.035em;
    text-transform: uppercase;
}

.dd-brief__lead > p:last-child,
.dd-research__heading > p:last-child,
.dd-concepts__heading > p:last-child,
.dd-shortlist__copy > p:last-child,
.dd-manufacturing__heading > p:last-child,
.dd-final__heading > p:last-child,
.dd-reflection__copy > p:last-child {
    max-width: 45rem;
    margin: 0;
    color: var(--dd-muted);
    font-size: clamp(15px, 1.35vw, 20px);
    line-height: 1.65;
}

.dd-brief__facts {
    align-self: end;
    border-top: 3px solid var(--dd-blue);
}

.dd-brief__facts dl { margin: 0; }

.dd-brief__facts div {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 18px;
    padding: 16px 0;
    border-bottom: 1px solid var(--dd-line);
}

.dd-brief__facts dt {
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    text-transform: uppercase;
}

.dd-brief__facts dd {
    margin: 0;
    color: var(--dd-muted);
    font-size: 13px;
    line-height: 1.4;
}

.dd-problem {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr 1.35fr;
    margin-top: clamp(70px, 9vw, 140px);
    border-top: 1px solid var(--dd-line);
    border-bottom: 1px solid var(--dd-line);
}

.dd-problem > * {
    min-height: 210px;
    display: flex;
    align-items: end;
    margin: 0;
    padding: 26px;
    border-right: 1px solid var(--dd-line);
}

.dd-problem p {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(35px, 4.3vw, 70px);
    font-weight: 600;
    line-height: .92;
    text-transform: uppercase;
}

.dd-problem p:first-child { color: var(--dd-white); background: var(--dd-blue); }
.dd-problem p:nth-child(2) { background: var(--dd-yellow); }
.dd-problem strong {
    border-right: 0;
    color: var(--dd-white);
    background: var(--dd-coral);
    font-size: clamp(18px, 2vw, 28px);
    line-height: 1.2;
}

.dd-variants {
    grid-column: 2 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--dd-line);
}

.dd-variants article {
    position: relative;
    min-height: 350px;
    padding: clamp(25px, 4vw, 58px);
    background: var(--dd-white);
}

.dd-variants article:last-child { background: #e9eee9; }

.dd-variants__age {
    position: absolute;
    top: 28px;
    right: 28px;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(62px, 8vw, 120px);
    font-weight: 900;
    line-height: .8;
    letter-spacing: -.05em;
}

.dd-variants h3 {
    max-width: 350px;
    margin: 90px 0 22px;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(42px, 5vw, 76px);
    font-weight: 700;
    line-height: .88;
    text-transform: uppercase;
}

.dd-variants article > p:last-child {
    max-width: 38rem;
    margin: 0;
    color: var(--dd-muted);
    font-size: 14px;
    line-height: 1.6;
}

.dd-journey {
    padding: clamp(100px, 12vw, 180px) var(--dd-pad);
    color: var(--dd-white);
    background: var(--dd-ink);
}

.dd-journey__intro {
    display: grid;
    grid-template-columns: .35fr 1fr .75fr;
    gap: 40px;
    align-items: end;
}

.dd-journey__intro h2 {
    margin: 0;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(62px, 9vw, 135px);
    font-weight: 800;
    line-height: .78;
    text-transform: uppercase;
}

.dd-journey__intro > p:last-child {
    margin: 0;
    color: rgba(255, 255, 255, .62);
    font-size: 15px;
    line-height: 1.6;
}

.dd-journey__track {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    margin: clamp(75px, 9vw, 130px) 0 0;
    padding: 0;
    border-top: 1px solid rgba(255, 255, 255, .25);
    list-style: none;
}

.dd-journey__track li {
    min-height: 270px;
    padding: 22px 20px 24px 0;
    border-right: 1px solid rgba(255, 255, 255, .18);
}

.dd-journey__track li + li { padding-left: 20px; }
.dd-journey__track li:last-child { border-right: 0; }

.dd-journey__track span {
    display: inline-grid;
    place-items: center;
    width: 34px;
    aspect-ratio: 1;
    color: var(--dd-ink);
    border-radius: 50%;
    background: var(--dd-yellow);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
}

.dd-journey__track strong {
    display: block;
    margin-top: 88px;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 31px;
    text-transform: uppercase;
}

.dd-journey__track p {
    margin: 8px 0 0;
    color: rgba(255, 255, 255, .58);
    font-size: 12px;
    line-height: 1.55;
}

.dd-research {
    display: grid;
    grid-template-columns: .28fr 1fr 1fr;
    gap: clamp(28px, 5vw, 80px);
}

.dd-research__heading { grid-column: 2; }
.dd-research__method { grid-column: 3; align-self: end; }

.dd-research figure {
    overflow: hidden;
    background: var(--dd-white);
}

.dd-research figure img {
    width: 100%;
    transition: transform .6s cubic-bezier(.2, .75, .2, 1);
}

.dd-research figure:hover img { transform: scale(1.025); }

.dd-research figcaption,
.dd-concepts__brainstorm figcaption,
.dd-shortlist figcaption,
.dd-manufacturing figcaption,
.dd-final-gallery figcaption {
    padding: 12px 14px;
    color: var(--dd-muted);
    border-top: 1px solid var(--dd-line);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    line-height: 1.5;
    text-transform: uppercase;
}

.dd-research__market {
    grid-column: 1 / span 2;
    margin-top: clamp(55px, 7vw, 100px);
}

.dd-research__matrix {
    grid-column: 3;
    margin-top: clamp(55px, 7vw, 100px);
}

.dd-signals {
    grid-column: 1 / -1;
    margin-top: clamp(90px, 11vw, 160px);
}

.dd-signals > div {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    margin-top: 24px;
    border-top: 1px solid var(--dd-line);
}

.dd-signals article {
    min-height: 290px;
    padding: 24px;
    border-right: 1px solid var(--dd-line);
}

.dd-signals article:last-child { border-right: 0; }

.dd-signals article > span {
    font-family: 'DM Mono', monospace;
    font-size: 9px;
}

.dd-signals h3 {
    margin: 110px 0 14px;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(30px, 3vw, 44px);
    font-weight: 700;
    line-height: .95;
    text-transform: uppercase;
}

.dd-signals p {
    margin: 0;
    color: var(--dd-muted);
    font-size: 12px;
    line-height: 1.55;
}

.dd-category-ribbon {
    grid-column: 1 / -1;
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    margin-top: 70px;
    border-top: 1px solid var(--dd-blue);
    border-left: 1px solid var(--dd-blue);
}

.dd-category-ribbon span {
    flex: 1 1 175px;
    padding: 16px;
    color: var(--dd-blue);
    border-right: 1px solid var(--dd-blue);
    border-bottom: 1px solid var(--dd-blue);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    text-align: center;
    text-transform: uppercase;
}

.dd-teardown {
    padding: clamp(100px, 12vw, 190px) var(--dd-pad);
    color: var(--dd-white);
    background: var(--dd-blue);
}

.dd-teardown__heading {
    display: grid;
    grid-template-columns: .28fr 1fr .62fr;
    gap: clamp(32px, 6vw, 100px);
    align-items: end;
}

.dd-teardown__heading .dd-section__number { color: rgba(255, 255, 255, .55); }
.dd-teardown__heading .dd-kicker { grid-column: 2; }

.dd-teardown__heading h2 {
    grid-column: 2;
    margin: 15px 0 0;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(75px, 11vw, 170px);
    font-weight: 800;
    line-height: .75;
    text-transform: uppercase;
}

.dd-teardown__heading > p:last-child {
    margin: 0;
    color: rgba(255, 255, 255, .68);
    font-size: 15px;
    line-height: 1.7;
}

.dd-teardown__gallery {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 16px;
    margin-top: clamp(75px, 9vw, 140px);
}

.dd-teardown__gallery figure {
    grid-column: span 6;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, .24);
    background: var(--dd-white);
}

.dd-teardown__gallery figure:nth-child(2),
.dd-teardown__gallery figure:nth-child(4) { transform: translateY(50px); }

.dd-teardown__gallery img { width: 100%; }

.dd-teardown__gallery figcaption {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 13px;
    color: var(--dd-ink);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    text-transform: uppercase;
}

.dd-teardown__gallery figcaption span { color: rgba(17, 17, 38, .55); }

.dd-process-matrix {
    margin-top: clamp(110px, 13vw, 190px);
    overflow-x: auto;
    border-top: 1px solid rgba(255, 255, 255, .36);
    border-bottom: 1px solid rgba(255, 255, 255, .36);
}

.dd-process-matrix table {
    width: 100%;
    min-width: 980px;
    border-collapse: collapse;
    font-size: 12px;
}

.dd-process-matrix th,
.dd-process-matrix td {
    padding: 18px 12px;
    border-bottom: 1px solid rgba(255, 255, 255, .18);
    text-align: left;
    vertical-align: top;
}

.dd-process-matrix th {
    color: var(--dd-yellow);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    font-weight: 500;
    text-transform: uppercase;
}

.dd-process-matrix tbody tr:last-child td { border-bottom: 0; }
.dd-process-matrix td:nth-child(2),
.dd-process-matrix td:nth-child(3) { font-family: 'DM Mono', monospace; }
.dd-process-matrix td:nth-child(n+2) { color: rgba(255, 255, 255, .7); }

.dd-teardown__quote {
    max-width: 1000px;
    margin: clamp(90px, 11vw, 165px) auto 0;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(50px, 7.6vw, 112px);
    font-weight: 600;
    line-height: .9;
    letter-spacing: -.025em;
    text-align: center;
    text-transform: uppercase;
}

.dd-concepts {
    display: grid;
    grid-template-columns: .28fr 1fr 1fr;
    gap: clamp(30px, 5vw, 80px);
    overflow: hidden;
}

.dd-concepts__heading { grid-column: 2; }
.dd-concepts__brainstorm { grid-column: 3; align-self: end; background: var(--dd-white); }
.dd-concepts__brainstorm img { width: 100%; }

.dd-concept-track {
    grid-column: 1 / -1;
    display: flex;
    gap: 16px;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    margin-top: clamp(70px, 8vw, 120px);
    padding: 0 0 18px;
    scroll-snap-type: x mandatory;
    scrollbar-color: var(--dd-coral) rgba(17, 17, 38, .1);
}

.dd-concept-card {
    position: relative;
    min-width: min(620px, 72vw);
    display: grid;
    grid-template-columns: 58px 1fr;
    overflow: hidden;
    border: 1px solid var(--dd-line);
    background: var(--dd-white);
    scroll-snap-align: start;
}

.dd-concept-card > span {
    grid-row: 1 / span 2;
    display: grid;
    place-items: start center;
    padding-top: 18px;
    color: var(--dd-white);
    background: var(--dd-blue);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
}

.dd-concept-card:nth-child(2n) > span { color: var(--dd-ink); background: var(--dd-yellow); }
.dd-concept-card:nth-child(3n) > span { background: var(--dd-coral); }

.dd-concept-card img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.dd-concept-card div {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    align-items: baseline;
    padding: 18px;
}

.dd-concept-card h3 {
    margin: 0;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 42px;
    text-transform: uppercase;
}

.dd-concept-card p {
    margin: 0;
    color: var(--dd-muted);
    font-size: 12px;
}

.dd-shortlist {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1.15fr repeat(3, 1fr);
    gap: 1px;
    margin-top: clamp(110px, 13vw, 190px);
    background: var(--dd-line);
}

.dd-shortlist__copy {
    min-height: 510px;
    padding: clamp(26px, 4vw, 58px);
    color: var(--dd-white);
    background: var(--dd-ink);
}

.dd-shortlist__copy h2 { font-size: clamp(58px, 7vw, 105px); }
.dd-shortlist__copy > p:last-child { color: rgba(255, 255, 255, .64); font-size: 13px; }

.dd-shortlist figure {
    display: flex;
    flex-direction: column;
    background: var(--dd-white);
}

.dd-shortlist figure img {
    width: 100%;
    flex: 1;
    object-fit: cover;
}

.dd-manufacturing {
    padding: clamp(100px, 12vw, 190px) var(--dd-pad);
    background:
        linear-gradient(90deg, transparent 49.9%, rgba(17, 17, 38, .05) 50%, transparent 50.1%),
        var(--dd-yellow);
}

.dd-manufacturing__heading {
    display: grid;
    grid-template-columns: .28fr 1fr .62fr;
    gap: clamp(32px, 6vw, 100px);
    align-items: end;
}

.dd-manufacturing__heading .dd-kicker { grid-column: 2; }
.dd-manufacturing__heading h2 { grid-column: 2; margin-bottom: 0; }
.dd-manufacturing__heading > p:last-child { grid-column: 3; }

.dd-cost-metrics {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    margin-top: clamp(85px, 10vw, 150px);
    border-top: 2px solid var(--dd-ink);
    border-bottom: 2px solid var(--dd-ink);
}

.dd-cost-metrics article {
    min-height: 210px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 20px;
    border-right: 1px solid var(--dd-ink);
}

.dd-cost-metrics article:last-child { border-right: 0; }

.dd-cost-metrics strong {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(45px, 5.2vw, 76px);
    font-weight: 800;
    line-height: .8;
    letter-spacing: -.025em;
}

.dd-cost-metrics span {
    max-width: 175px;
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    line-height: 1.5;
    text-transform: uppercase;
}

.dd-manufacturing__evidence {
    display: grid;
    grid-template-columns: .72fr 1.28fr;
    gap: clamp(45px, 7vw, 110px);
    margin-top: clamp(100px, 12vw, 175px);
}

.dd-manufacturing__evidence > figure {
    align-self: start;
    overflow: hidden;
    border: 1px solid var(--dd-ink);
    background: var(--dd-white);
}

.dd-manufacturing__evidence > figure img { width: 100%; }

.dd-process-stack { border-top: 2px solid var(--dd-ink); }

.dd-process-stack article {
    display: grid;
    grid-template-columns: 58px 1fr;
    gap: 25px;
    padding: 28px 0;
    border-bottom: 1px solid var(--dd-ink);
}

.dd-process-stack article > span {
    font-family: 'DM Mono', monospace;
    font-size: 10px;
}

.dd-process-stack h3 {
    margin: 0;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(34px, 4vw, 57px);
    font-weight: 700;
    line-height: .9;
    text-transform: uppercase;
}

.dd-process-stack p {
    max-width: 42rem;
    margin: 10px 0 0;
    font-size: 13px;
    line-height: 1.6;
}

.dd-cost-note {
    display: grid;
    grid-template-columns: .55fr 1fr;
    gap: clamp(40px, 7vw, 110px);
    align-items: center;
    margin-top: clamp(100px, 12vw, 180px);
    padding-top: 40px;
    border-top: 2px solid var(--dd-ink);
}

.dd-cost-note h3 {
    margin: 18px 0 15px;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(68px, 9vw, 135px);
    font-weight: 800;
    line-height: .75;
}

.dd-cost-note > div > p:last-child {
    max-width: 34rem;
    margin: 0;
    font-size: 13px;
    line-height: 1.6;
}

.dd-cost-note figure {
    overflow: hidden;
    border: 1px solid var(--dd-ink);
    background: var(--dd-white);
}

.dd-cost-note figure img { width: 100%; }

.dd-final {
    display: grid;
    grid-template-columns: .28fr 1fr .8fr;
    gap: clamp(30px, 5vw, 80px);
    padding: clamp(100px, 12vw, 190px) var(--dd-pad);
    color: var(--dd-white);
    background: var(--dd-coral);
}

.dd-final .dd-section__number { color: rgba(255, 255, 255, .62); }
.dd-final__heading { grid-column: 2; }
.dd-final__heading > p:last-child { color: rgba(255, 255, 255, .72); }

.dd-final__top {
    grid-column: 3;
    align-self: end;
    background: var(--dd-white);
    transform: rotate(2.5deg);
}

.dd-final__top img { width: 100%; }
.dd-final__top figcaption {
    padding: 12px;
    color: var(--dd-ink);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    text-transform: uppercase;
}

.dd-product-viewer {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr .28fr;
    gap: 1px;
    margin-top: clamp(80px, 10vw, 145px);
    overflow: hidden;
    color: var(--dd-ink);
    background: rgba(255, 255, 255, .34);
}

.dd-product-viewer__stage {
    position: relative;
    min-height: min(68vw, 780px);
    display: grid;
    place-items: center;
    overflow: hidden;
    background: var(--dd-white);
}

.dd-product-viewer__stage img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: opacity .22s ease, transform .5s cubic-bezier(.2, .75, .2, 1);
}

.dd-product-viewer__stage.is-changing img {
    opacity: 0;
    transform: scale(.98);
}

.dd-product-viewer__stage p {
    position: absolute;
    right: 18px;
    bottom: 15px;
    left: 18px;
    margin: 0;
    color: var(--dd-muted);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    text-transform: uppercase;
}

.dd-product-viewer__controls {
    display: grid;
    grid-template-rows: repeat(4, 1fr);
}

.dd-product-viewer__controls button {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-start;
    padding: 20px;
    color: var(--dd-white);
    border: 0;
    border-bottom: 1px solid rgba(255, 255, 255, .34);
    background: var(--dd-blue);
    cursor: pointer;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(22px, 2.5vw, 38px);
    font-weight: 700;
    text-align: left;
    text-transform: uppercase;
}

.dd-product-viewer__controls button:last-child { border-bottom: 0; }
.dd-product-viewer__controls button span {
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    font-weight: 400;
}

.dd-product-viewer__controls button:hover,
.dd-product-viewer__controls button:focus-visible,
.dd-product-viewer__controls button.is-active {
    color: var(--dd-ink);
    background: var(--dd-yellow);
    outline: none;
}

.dd-final__principles {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    margin-top: 60px;
    border-top: 1px solid rgba(255, 255, 255, .38);
}

.dd-final__principles article {
    min-height: 280px;
    padding: 22px;
    border-right: 1px solid rgba(255, 255, 255, .38);
}

.dd-final__principles article:last-child { border-right: 0; }
.dd-final__principles span { font-family: 'DM Mono', monospace; font-size: 9px; }

.dd-final__principles h3 {
    margin: 95px 0 14px;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(32px, 3.2vw, 47px);
    line-height: .9;
    text-transform: uppercase;
}

.dd-final__principles p {
    margin: 0;
    color: rgba(255, 255, 255, .7);
    font-size: 12px;
    line-height: 1.55;
}

.dd-final-gallery {
    display: grid;
    grid-template-columns: 1fr 1fr .62fr;
    gap: 1px;
    padding: 1px;
    background: var(--dd-line);
}

.dd-final-gallery figure {
    display: flex;
    flex-direction: column;
    background: var(--dd-white);
}

.dd-final-gallery img {
    width: 100%;
    flex: 1;
    object-fit: cover;
}

.dd-final-gallery__close img { object-fit: contain; padding: 8%; }

.dd-context {
    position: relative;
    min-height: 94vh;
    min-height: 94svh;
    display: grid;
    align-items: end;
    overflow: hidden;
    padding: var(--dd-pad);
    color: var(--dd-white);
    background: var(--dd-ink);
}

.dd-context > img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(.76) brightness(.68);
}

.dd-context::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(8, 10, 28, .92), transparent 72%);
}

.dd-context__copy {
    position: relative;
    z-index: 2;
}

.dd-context blockquote {
    margin: 22px 0 30px;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(72px, 12vw, 190px);
    font-weight: 700;
    line-height: .72;
    letter-spacing: -.035em;
    text-transform: uppercase;
}

.dd-context__copy > p:last-child {
    margin: 0;
    color: rgba(255, 255, 255, .58);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    text-transform: uppercase;
}

.dd-reflection {
    display: grid;
    grid-template-columns: .28fr 1fr .6fr;
    gap: clamp(34px, 6vw, 100px);
}

.dd-reflection__copy { grid-column: 2; }

.dd-reflection__team {
    grid-column: 3;
    align-self: end;
    padding-top: 20px;
    border-top: 3px solid var(--dd-coral);
}

.dd-reflection__team > p:nth-child(2) {
    margin: 28px 0;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(27px, 3vw, 42px);
    font-weight: 600;
    line-height: 1.06;
    text-transform: uppercase;
}

.dd-reflection__team small {
    color: var(--dd-muted);
    font-size: 11px;
    line-height: 1.55;
}

.dd-reflection__archive {
    grid-column: 2 / -1;
    margin: 80px 0 0;
    padding-top: 18px;
    color: var(--dd-muted);
    border-top: 1px solid var(--dd-line);
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    line-height: 1.5;
    text-transform: uppercase;
}

.dd-next {
    min-height: 62vh;
    min-height: 62svh;
    display: grid;
    grid-template-columns: 1fr auto;
    align-content: end;
    gap: 16px;
    padding: var(--dd-pad);
    color: var(--dd-white);
    background: var(--dd-ink);
    text-decoration: none;
}

.dd-next span,
.dd-next em {
    font-family: 'DM Mono', monospace;
    font-size: 9px;
    font-style: normal;
    text-transform: uppercase;
}

.dd-next em { justify-self: end; }

.dd-next strong {
    grid-column: 1 / -1;
    color: var(--dd-yellow);
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(120px, 22vw, 350px);
    font-weight: 900;
    line-height: .65;
    letter-spacing: -.045em;
    text-transform: uppercase;
    transition: color .3s, transform .3s;
}

.dd-next:hover strong,
.dd-next:focus-visible strong {
    color: var(--dd-coral);
    transform: translateX(1.5vw);
}

.dd-reveal {
    opacity: 1;
    transform: none;
    transition: opacity .8s ease, transform .8s cubic-bezier(.2, .75, .2, 1);
}

.reveal-enabled .dd-reveal:not(.is-visible) {
    opacity: 0;
    transform: translateY(34px);
}

.dd-reveal.is-visible {
    opacity: 1;
    transform: none;
}

@media (max-width: 1120px) {
    .dd-hero { grid-template-columns: .9fr 1.1fr; }
    .dd-hero h1 { font-size: clamp(112px, 18vw, 240px); }
    .dd-brief,
    .dd-research,
    .dd-concepts,
    .dd-final,
    .dd-reflection { grid-template-columns: .22fr 1fr 1fr; }
    .dd-problem { grid-column: 1 / -1; }
    .dd-variants { grid-column: 2 / -1; }
    .dd-journey__track { grid-template-columns: repeat(3, 1fr); }
    .dd-journey__track li { border-bottom: 1px solid rgba(255, 255, 255, .18); }
    .dd-signals > div { grid-template-columns: repeat(2, 1fr); }
    .dd-signals article { border-bottom: 1px solid var(--dd-line); }
    .dd-shortlist { grid-template-columns: 1fr 1fr; }
    .dd-shortlist__copy { grid-row: span 2; }
    .dd-cost-metrics { grid-template-columns: repeat(3, 1fr); }
    .dd-cost-metrics article:nth-child(3) { border-right: 0; }
    .dd-cost-metrics article:nth-child(-n+3) { border-bottom: 1px solid var(--dd-ink); }
    .dd-cost-metrics article:nth-child(5) { border-right: 0; }
    .dd-final-gallery { grid-template-columns: 1fr 1fr; }
    .dd-final-gallery__close { grid-column: 1 / -1; }
    .dd-final-gallery__close img { max-height: 620px; }
}

@media (max-width: 760px) {
    :root { --dd-pad: 18px; }

    .dd-topbar {
        grid-template-columns: 1fr auto;
        min-height: 52px;
        padding-left: max(14px, calc(env(safe-area-inset-left) + 10px));
        padding-right: max(14px, calc(env(safe-area-inset-right) + 10px));
    }

    .dd-topbar span { display: none; }

    .dd-chapters {
        top: 52px;
        grid-template-columns: repeat(5, minmax(125px, 1fr));
        overflow-x: auto;
        overscroll-behavior-inline: contain;
    }

    .dd-chapters a { min-height: 44px; white-space: nowrap; }

    .dd-hero {
        min-height: auto;
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
        gap: 48px;
        padding: 105px 18px 28px;
    }

    .dd-hero::before { width: 70vw; height: 28vw; }
    .dd-hero::after { left: 52%; width: 65vw; }
    .dd-hero__copy { padding: 0; }
    .dd-hero h1 { font-size: clamp(118px, 47vw, 190px); line-height: .62; }
    .dd-hero__statement { font-size: 38px; }
    .dd-hero__product { width: 100%; transform: rotate(-1deg); }
    .dd-hero__meta { grid-column: 1; flex-wrap: wrap; gap: 10px 20px; padding-right: 105px; }
    .dd-hero__scroll { bottom: 22px; }

    .dd-section { padding-block: 95px; }

    .dd-brief,
    .dd-research,
    .dd-concepts,
    .dd-final,
    .dd-reflection {
        grid-template-columns: 1fr;
    }

    .dd-brief > *,
    .dd-research > *,
    .dd-concepts > *,
    .dd-final > *,
    .dd-reflection > * { grid-column: 1 !important; }

    .dd-brief__lead,
    .dd-research__heading,
    .dd-concepts__heading,
    .dd-final__heading { margin-top: 22px; }

    .dd-brief__lead h2,
    .dd-research__heading h2,
    .dd-concepts__heading h2,
    .dd-shortlist__copy h2,
    .dd-manufacturing__heading h2,
    .dd-final__heading h2,
    .dd-reflection__copy h2 {
        font-size: clamp(64px, 22vw, 102px);
    }

    .dd-brief__facts { margin-top: 30px; }

    .dd-problem {
        grid-template-columns: 1fr;
        margin-top: 65px;
    }

    .dd-problem > * { min-height: 180px; border-right: 0; border-bottom: 1px solid var(--dd-line); }
    .dd-problem > *:last-child { border-bottom: 0; }
    .dd-problem p { font-size: 48px; }

    .dd-variants { grid-template-columns: 1fr; }
    .dd-variants article { min-height: 320px; }

    .dd-journey { padding-block: 92px; }
    .dd-journey__intro { grid-template-columns: 1fr; }
    .dd-journey__intro h2 { font-size: 76px; }
    .dd-journey__track {
        grid-template-columns: repeat(6, minmax(230px, 1fr));
        overflow-x: auto;
        overscroll-behavior-inline: contain;
        scroll-snap-type: x mandatory;
    }
    .dd-journey__track li { min-height: 240px; scroll-snap-align: start; }

    .dd-research__method,
    .dd-research__market,
    .dd-research__matrix { margin-top: 22px; }
    .dd-signals { margin-top: 78px; }
    .dd-signals > div { grid-template-columns: 1fr; }
    .dd-signals article { min-height: 240px; border-right: 0; }
    .dd-signals h3 { margin-top: 72px; }

    .dd-teardown { padding-block: 95px; }
    .dd-teardown__heading { grid-template-columns: 1fr; }
    .dd-teardown__heading > * { grid-column: 1 !important; }
    .dd-teardown__heading h2 { font-size: clamp(75px, 26vw, 120px); }
    .dd-teardown__gallery { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; }
    .dd-teardown__gallery figure { min-width: 88vw; scroll-snap-align: start; }
    .dd-teardown__gallery figure:nth-child(n) { transform: none; }
    .dd-teardown__quote { text-align: left; }

    .dd-concept-card { min-width: 88vw; grid-template-columns: 42px 1fr; }
    .dd-concept-card div { display: block; }
    .dd-concept-card p { margin-top: 6px; }
    .dd-shortlist { grid-template-columns: 1fr; }
    .dd-shortlist__copy { min-height: auto; grid-row: auto; }

    .dd-manufacturing { padding-block: 95px; }
    .dd-manufacturing__heading { grid-template-columns: 1fr; }
    .dd-manufacturing__heading > * { grid-column: 1 !important; }
    .dd-cost-metrics { grid-template-columns: 1fr 1fr; }
    .dd-cost-metrics article:nth-child(n) { border-right: 1px solid var(--dd-ink); border-bottom: 1px solid var(--dd-ink); }
    .dd-cost-metrics article:nth-child(2n) { border-right: 0; }
    .dd-cost-metrics article:last-child { grid-column: 1 / -1; border-right: 0; border-bottom: 0; }
    .dd-manufacturing__evidence,
    .dd-cost-note { grid-template-columns: 1fr; }
    .dd-process-stack { margin-top: 12px; }

    .dd-final__top { width: min(100%, 520px); justify-self: center; margin-top: 20px; }
    .dd-product-viewer { grid-template-columns: 1fr; }
    .dd-product-viewer__stage { min-height: 62vw; }
    .dd-product-viewer__controls { grid-template-columns: 1fr 1fr; grid-template-rows: auto; }
    .dd-product-viewer__controls button { min-height: 110px; border-right: 1px solid rgba(255, 255, 255, .34); }
    .dd-product-viewer__controls button:nth-child(2n) { border-right: 0; }
    .dd-final__principles { grid-template-columns: 1fr; }
    .dd-final__principles article { min-height: 220px; border-right: 0; border-bottom: 1px solid rgba(255, 255, 255, .38); }
    .dd-final__principles h3 { margin-top: 65px; }
    .dd-final-gallery { grid-template-columns: 1fr; }
    .dd-final-gallery figure { grid-column: 1; }

    .dd-context { min-height: 76vh; min-height: 76svh; }
    .dd-context > img { object-position: 58% center; }
    .dd-context blockquote { font-size: clamp(72px, 25vw, 118px); }

    .dd-reflection__team { margin-top: 30px; }
    .dd-reflection__archive { margin-top: 45px; }
    .dd-next { min-height: 48vh; min-height: 48svh; }
    .dd-next strong { font-size: 34vw; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *,
    *::before,
    *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
    }
    .dd-reveal,
    .reveal-enabled .dd-reveal:not(.is-visible) {
        opacity: 1;
        transform: none;
    }
}