:root {
    --paper: #f3ede0;
    --paper-soft: #f8f4eb;
    --ink: #1b1814;
    --brick: #b2472f;
    --sage: #747d6b;
    --line: #d8cfbc;
    --muted: #6f675c;
    --white: #fffdf8;
    --shell: 1240px;
    --sans: "IBM Plex Sans", Arial, sans-serif;
    --serif: "Fraunces", Georgia, serif;
    --mono: "JetBrains Mono", "Courier New", monospace;
    --cold-accent: #4f6ee8;
    --dark-bg: #1a1a1a;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 92px;
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--sans);
    font-size: 17px;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
}

body.menu-open {
    overflow: hidden;
}

img,
svg {
    max-width: 100%;
}

a {
    color: inherit;
}

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

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

:focus-visible {
    outline: 3px solid var(--brick);
    outline-offset: 4px;
}

.skip-link {
    position: fixed;
    z-index: 1000;
    top: 12px;
    left: 12px;
    padding: 10px 14px;
    background: var(--ink);
    color: var(--white);
    transform: translateY(-160%);
}

.skip-link:focus {
    transform: translateY(0);
}

.shell {
    width: min(calc(100% - 72px), var(--shell));
    margin-inline: auto;
}

.site-header {
    position: sticky;
    z-index: 100;
    top: 0;
    background: color-mix(in srgb, var(--paper) 94%, transparent);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(14px);
}

.header-inner {
    min-height: 86px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.wordmark {
    display: inline-flex;
    align-items: baseline;
    gap: 7px;
    color: var(--ink);
    text-decoration: none;
    white-space: nowrap;
}

.wordmark-dbc,
.wordmark-digital {
    font-family: var(--serif);
    font-size: 25px;
    line-height: 1;
}

.wordmark-dbc {
    font-weight: 700;
}

.wordmark-digital {
    font-style: italic;
    font-weight: 400;
}

.wordmark-dot {
    width: 5px;
    height: 5px;
    margin-bottom: 7px;
    background: currentColor;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: clamp(20px, 3vw, 42px);
    font-size: 15px;
}

.main-nav a {
    text-decoration: none;
}

.main-nav a:not(.nav-call) {
    text-underline-offset: 6px;
}

.main-nav a:not(.nav-call):hover {
    text-decoration: underline;
}

.nav-call {
    padding: 10px 0 7px;
    color: var(--brick);
    border-bottom: 1px solid currentColor;
    font-weight: 600;
}

.menu-toggle {
    display: none;
    border: 0;
    padding: 10px 0;
    background: transparent;
    color: var(--ink);
}

.hero {
    position: relative;
    min-height: min(800px, calc(100svh - 86px));
    display: grid;
    align-items: center;
    padding: 92px 0 76px;
    border-bottom: 1px solid var(--line);
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(330px, 0.85fr);
    gap: clamp(64px, 8vw, 118px);
    align-items: center;
}

.eyebrow {
    margin: 0 0 24px;
    color: var(--sage);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero h1,
.section h2 {
    margin: 0;
    font-family: var(--serif);
    font-weight: 600;
    letter-spacing: -0.045em;
    text-wrap: balance;
}

.hero h1 {
    max-width: 870px;
    font-size: clamp(54px, 6.2vw, 88px);
    line-height: 0.98;
}

.hero-lead {
    max-width: 720px;
    margin: 34px 0 0;
    color: #3f3932;
    font-size: clamp(18px, 1.45vw, 21px);
    line-height: 1.55;
}

.call-action {
    display: grid;
    grid-template-columns: max-content minmax(220px, 340px);
    gap: 28px;
    align-items: center;
    margin-top: 42px;
}

.button {
    display: inline-flex;
    min-height: 54px;
    align-items: center;
    justify-content: center;
    padding: 14px 22px;
    border: 1px solid var(--brick);
    border-radius: 0;
    background: var(--brick);
    color: var(--white);
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    transition: background-color 160ms ease, color 160ms ease;
}

.button:hover {
    background: transparent;
    color: var(--brick);
}

.call-action p {
    margin: 0;
    padding-left: 26px;
    border-left: 1px solid var(--line);
    color: var(--muted);
    font-size: 14px;
    line-height: 1.5;
}

.starting-points {
    padding-left: 46px;
    border-left: 1px solid var(--line);
}

.aside-title {
    margin: 0 0 14px;
    color: var(--sage);
    font-family: var(--serif);
    font-size: 20px;
}

.starting-points ol {
    margin: 0;
    padding: 0;
    list-style: none;
}

.starting-points li {
    border-bottom: 1px solid var(--line);
}

.starting-points a {
    display: grid;
    grid-template-columns: 52px 1fr;
    gap: 12px;
    align-items: baseline;
    padding: 17px 0;
    text-decoration: none;
}

.starting-points span {
    color: var(--brick);
    font-family: var(--serif);
    font-size: 26px;
}

.starting-points a:hover {
    color: var(--brick);
}

.page-note {
    position: absolute;
    bottom: 20px;
    left: max(14px, calc((100vw - var(--shell)) / 2 - 52px));
    color: var(--brick);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.13em;
    text-transform: uppercase;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
}

.section {
    padding: clamp(94px, 11vw, 156px) 0;
    border-bottom: 1px solid var(--line);
}

.objectives {
    padding-top: 72px;
}

.section-heading {
    display: grid;
    grid-template-columns: 58px minmax(0, 1.15fr) minmax(280px, 0.6fr);
    gap: 32px;
    align-items: end;
    margin-bottom: 70px;
}

.section-heading-compact {
    grid-template-columns: 58px minmax(0, 1fr);
}

.section-number {
    margin: 0;
    color: var(--brick);
    font-family: var(--serif);
    font-size: 18px;
}

.section h2 {
    font-size: clamp(42px, 5.2vw, 70px);
    line-height: 1.02;
}

.section-intro {
    margin: 0;
    color: var(--muted);
    font-size: 16px;
}

.objective-list {
    border-top: 1px solid var(--ink);
}

.example-labels {
    display: grid;
    grid-template-columns: 58px minmax(240px, 0.8fr) 1fr 1fr;
    gap: 32px;
    padding: 0 0 12px;
    color: var(--sage);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.objective-row {
    display: grid;
    grid-template-columns: 58px minmax(240px, 0.8fr) 1fr 1fr;
    gap: 32px;
    align-items: start;
    padding: 31px 0 33px;
    border-bottom: 1px solid var(--line);
    scroll-margin-top: 110px;
}

.objective-row h3,
.objective-row p {
    margin: 0;
}

.objective-index {
    color: var(--brick);
    font-family: var(--serif);
    font-size: 22px;
}

.objective-row h3 {
    font-family: var(--serif);
    font-size: clamp(25px, 2.4vw, 34px);
    font-weight: 400;
    letter-spacing: -0.025em;
    line-height: 1.16;
}

.objective-row > p:last-child {
    color: var(--muted);
    font-size: 16px;
}

.objective-row > p:nth-child(3) {
    margin: 0;
    color: var(--ink);
    font-size: 16px;
}

.system-map {
    background: var(--paper-soft);
}

.map-list {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    margin: 0;
    padding: 0;
    border-top: 1px solid var(--ink);
    border-bottom: 1px solid var(--ink);
    list-style: none;
}

.map-list li {
    min-height: 250px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 42px;
    padding: 24px;
    border-right: 1px solid var(--line);
}

.map-list li:first-child {
    padding-left: 0;
}

.map-list li:last-child {
    padding-right: 0;
    border-right: 0;
}

.map-list span {
    color: var(--brick);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

.map-list strong {
    font-family: var(--serif);
    font-size: clamp(20px, 1.9vw, 27px);
    font-weight: 400;
    line-height: 1.2;
}

.flow-actions {
    margin-top: 48px;
    border-top: 1px solid var(--ink);
}

.flow-actions > div {
    display: grid;
    grid-template-columns: 58px minmax(180px, 0.55fr) 1fr 1fr;
    gap: 32px;
    align-items: start;
    padding: 23px 0 26px;
    border-bottom: 1px solid var(--line);
}

.flow-actions span {
    color: var(--brick);
    font-family: var(--serif);
    font-size: 22px;
}

.flow-actions h3,
.flow-actions p {
    margin: 0;
}

.flow-actions h3 {
    font-family: var(--serif);
    font-size: 28px;
    font-weight: 400;
}

.flow-actions p {
    color: var(--muted);
    font-size: 15px;
}

.method {
    background: var(--ink);
    color: var(--paper);
    border-color: #4b443a;
}

.method-grid {
    display: grid;
    grid-template-columns: minmax(300px, 0.78fr) minmax(480px, 1.22fr);
    gap: clamp(70px, 10vw, 150px);
}

.method-heading {
    position: sticky;
    top: 130px;
    align-self: start;
}

.method .eyebrow {
    margin-top: 28px;
    color: #aeb6a6;
}

.method-heading > p:last-child {
    max-width: 480px;
    margin: 30px 0 0;
    color: #c9c0b1;
}

.method-steps {
    margin: 0;
    padding: 0;
    border-top: 1px solid #655d52;
    list-style: none;
}

.method-steps li {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 28px;
    padding: 34px 0 38px;
    border-bottom: 1px solid #655d52;
}

.method-steps > li > span {
    color: #d67a62;
    font-family: var(--serif);
    font-size: 24px;
}

.method-steps h3 {
    margin: 0 0 10px;
    font-family: var(--serif);
    font-size: 31px;
    font-weight: 400;
}

.method-steps p {
    margin: 0;
    color: #c9c0b1;
    font-size: 16px;
}

.principles-grid,
.studio-grid,
.contact-grid {
    display: grid;
    grid-template-columns: minmax(280px, 0.75fr) minmax(420px, 1.25fr);
    gap: clamp(72px, 11vw, 160px);
}

.principles .eyebrow,
.studio .eyebrow,
.contact .eyebrow {
    margin-top: 28px;
}

.principle-list {
    margin: 0;
    border-top: 1px solid var(--ink);
}

.principle-list > div {
    display: grid;
    grid-template-columns: minmax(180px, 0.72fr) 1fr;
    gap: 30px;
    padding: 25px 0 29px;
    border-bottom: 1px solid var(--line);
}

.principle-list dt {
    font-family: var(--serif);
    font-size: 25px;
}

.principle-list dd {
    margin: 0;
    color: var(--muted);
    font-size: 16px;
}

.studio {
    background: #e9e2d3;
}

.studio-copy {
    max-width: 720px;
}

.studio-copy > p {
    margin: 0 0 24px;
}

.studio-lead {
    font-family: var(--serif);
    font-size: clamp(27px, 3vw, 40px);
    letter-spacing: -0.025em;
    line-height: 1.2;
}

.fit-note {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-top: 48px;
    padding-top: 28px;
    border-top: 1px solid var(--ink);
}

.fit-note p {
    margin: 0;
    color: var(--muted);
    font-size: 15px;
}

.fit-note strong {
    display: block;
    margin-bottom: 8px;
    color: var(--ink);
}

.contact {
    background: var(--paper-soft);
}

.contact-copy > p:not(.section-number, .eyebrow, .contact-detail) {
    margin: 32px 0 0;
    font-size: 19px;
}

.contact-detail {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 15px;
}

.contact-form-wrap {
    align-self: start;
}

.form-message {
    margin-bottom: 24px;
    padding: 15px 18px;
    border: 1px solid currentColor;
    font-size: 15px;
}

.form-message-success {
    color: #355a3c;
}

.form-message-error {
    color: #8b2d21;
}

.contact-form {
    display: grid;
    gap: 22px;
}

.form-pair {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
}

.field {
    display: grid;
    gap: 8px;
}

.field label {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.035em;
}

.field label span {
    color: var(--muted);
    font-weight: 400;
}

.field input,
.field select,
.field textarea {
    width: 100%;
    border: 0;
    border-bottom: 1px solid #8e8578;
    border-radius: 0;
    padding: 12px 0;
    background: transparent;
    color: var(--ink);
}

.field textarea {
    resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    border-color: var(--brick);
    outline: 0;
    box-shadow: 0 2px 0 var(--brick);
}

.field input:user-invalid,
.field select:user-invalid {
    border-color: #8b2d21;
}

.submit-button {
    justify-self: start;
    margin-top: 8px;
}

.submit-button:disabled {
    cursor: wait;
    opacity: 0.62;
}

.form-privacy {
    max-width: 520px;
    margin: 0;
    color: var(--muted);
    font-size: 12px;
}

.form-honeypot {
    position: absolute;
    left: -10000px;
}

.site-footer {
    padding: 52px 0;
    background: var(--ink);
    color: var(--paper);
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 38px;
    align-items: center;
}

.wordmark-footer {
    color: var(--paper);
}

.footer-links {
    display: flex;
    gap: 28px;
    font-size: 14px;
}

.footer-links a {
    text-underline-offset: 5px;
}

.site-footer p {
    grid-column: 1 / -1;
    margin: 0;
    padding-top: 28px;
    border-top: 1px solid #494239;
    color: #a9a092;
    font-size: 12px;
}

@media (max-width: 1050px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 72px;
    }

    .hero {
        min-height: auto;
    }

    .starting-points {
        max-width: 760px;
    }

    .section-heading {
        grid-template-columns: 46px 1fr;
    }

    .section-intro {
        grid-column: 2;
        max-width: 620px;
    }

    .objective-row {
        grid-template-columns: 46px minmax(220px, 0.75fr) 1fr 1fr;
    }

    .example-labels {
        grid-template-columns: 46px minmax(220px, 0.75fr) 1fr 1fr;
    }

    .map-list {
        grid-template-columns: 1fr;
    }

    .map-list li,
    .map-list li:first-child,
    .map-list li:last-child {
        min-height: auto;
        display: grid;
        grid-template-columns: 150px 1fr;
        gap: 28px;
        padding: 25px 0;
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }

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

    .method-grid,
    .principles-grid,
    .studio-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 62px;
    }

    .method-heading {
        position: static;
    }
}

@media (max-width: 760px) {
    body {
        font-size: 16px;
    }

    .shell {
        width: min(calc(100% - 36px), var(--shell));
    }

    .header-inner {
        min-height: 72px;
    }

    .wordmark-dbc,
    .wordmark-digital {
        font-size: 22px;
    }

    .menu-toggle {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .menu-toggle-label {
        font-size: 13px;
        font-weight: 600;
    }

    .main-nav {
        position: fixed;
        inset: 72px 0 0;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 24px 18px 40px;
        background: var(--paper);
        border-top: 1px solid var(--line);
    }

    .main-nav.is-open {
        display: flex;
    }

    .main-nav a,
    .nav-call {
        padding: 20px 0;
        border-bottom: 1px solid var(--line);
        font-family: var(--serif);
        font-size: 31px;
        font-weight: 400;
    }

    .hero {
        padding: 66px 0 54px;
    }

    .hero-grid {
        gap: 58px;
    }

    .hero h1 {
        font-size: clamp(46px, 13vw, 65px);
    }

    .hero-lead {
        margin-top: 27px;
        font-size: 17px;
    }

    .call-action {
        grid-template-columns: 1fr;
        gap: 18px;
        margin-top: 32px;
    }

    .call-action .button {
        width: 100%;
    }

    .call-action p {
        padding: 0;
        border: 0;
    }

    .starting-points {
        padding-left: 0;
        border-left: 0;
        border-top: 1px solid var(--ink);
        padding-top: 22px;
    }

    .starting-points a {
        grid-template-columns: 42px 1fr;
        padding: 15px 0;
    }

    .starting-points span {
        font-size: 22px;
    }

    .page-note {
        display: none;
    }

    .section {
        padding: 78px 0;
    }

    .section-heading,
    .section-heading-compact {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-bottom: 48px;
    }

    .section-intro {
        grid-column: auto;
    }

    .section h2 {
        font-size: clamp(40px, 11.5vw, 54px);
    }

    .objective-row {
        grid-template-columns: 36px 1fr;
        gap: 15px;
        padding: 26px 0 29px;
    }

    .objective-row > p:nth-child(3),
    .objective-row > p:last-child {
        grid-column: 2;
    }

    .example-labels {
        display: none;
    }

    .objective-row h3 {
        font-size: 26px;
    }

    .map-list li,
    .map-list li:first-child,
    .map-list li:last-child {
        grid-template-columns: 1fr;
        gap: 10px;
        padding: 22px 0;
    }

    .map-list strong {
        font-size: 24px;
    }

    .flow-actions > div {
        grid-template-columns: 36px 1fr;
        gap: 12px 16px;
    }

    .flow-actions p {
        grid-column: 2;
    }

    .method-steps li {
        grid-template-columns: 38px 1fr;
        gap: 16px;
    }

    .method-steps h3 {
        font-size: 27px;
    }

    .principle-list > div {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .fit-note,
    .form-pair {
        grid-template-columns: 1fr;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .footer-links {
        flex-direction: column;
        gap: 12px;
    }
}

/* Evidence blocks — full-bleed dark sections for showcasing work */
.evidence-block {
    background: var(--dark-bg);
    color: var(--white);
    padding: 4rem 0;
    margin: 3rem 0;
}

.evidence-block .shell {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.evidence-item {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    display: flex;
    flex-direction: column;
}

.evidence-item h3 {
    font-family: var(--serif);
    font-size: 20px;
    margin: 0 0 1rem 0;
    font-weight: 600;
}

.evidence-item .meta-label {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--cold-accent);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    margin-bottom: 0.5rem;
}

.evidence-item p {
    flex-grow: 1;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.8);
    font-size: 15px;
}

.evidence-item a {
    color: var(--cold-accent);
    text-decoration: none;
    font-weight: 500;
}

.evidence-item a:hover {
    text-decoration: underline;
}

/* Breakout section for key message */
.message-block {
    background: var(--brick);
    color: var(--white);
    padding: 3rem 2rem;
    border-radius: 6px;
    margin: 2rem 0;
    text-align: center;
}

.message-block p {
    font-family: var(--serif);
    font-size: 22px;
    margin: 0;
    line-height: 1.4;
}

/* Tech stack styling */
.stack-list {
    font-family: var(--mono);
    font-size: 13px;
    line-height: 1.8;
    color: var(--cold-accent);
}

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

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}

@media print {
    .site-header,
    .call-action,
    .contact-form-wrap,
    .site-footer {
        display: none;
    }

    body {
        background: white;
        color: black;
    }
}