@media (max-width: 1080px) {
  .signal-grid {
    grid-template-columns: repeat(5, 1fr);
    row-gap: 2rem;
  }

  .signal-intro {
    grid-column: 1 / -1;
    max-width: 560px;
  }

  .signal-intro h2 {
    line-height: 1.05;
  }

  .venture-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    row-gap: 2.6rem;
  }

  .venture-icon {
    max-width: 115px;
  }

  .venture-card p,
  .venture-card h3 {
    min-height: 0;
  }

  .venture-project,
  .venture-project:nth-child(even) {
    grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.85fr);
    column-gap: 3rem;
  }

  .process-flow {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 2rem;
  }

  .process-step::after,
  .process-step::before {
    display: none;
  }

  .timeline {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 2.4rem;
  }

  .timeline-item::after {
    display: none;
  }

  .notebook-inner {
    grid-template-columns: 1fr 2fr;
    padding-block: 2rem;
  }

  .notebook-inner > p:not(.section-kicker) {
    grid-column: 2;
  }

  .notebook-inner .text-link {
    grid-column: 2;
  }
}

@media (max-width: 820px) {
  :root {
    --header-height: 4.6rem;
    --gutter: 1.5rem;
  }

  .nav-toggle {
    position: relative;
    z-index: 22;
    display: block;
  }

  .nav-toggle[aria-expanded="true"] span:nth-of-type(2) {
    transform: translateY(6px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:nth-of-type(3) {
    opacity: 0;
  }

  .nav-toggle[aria-expanded="true"] span:nth-of-type(4) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .primary-nav {
    position: fixed;
    z-index: 21;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 1.3rem;
    padding: 6rem var(--gutter);
    visibility: hidden;
    background: rgb(5 6 12 / 0.98);
    opacity: 0;
    transform: translateY(-1rem);
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  }

  .primary-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .primary-nav a {
    width: 100%;
    padding-block: 0.75rem;
    font-size: clamp(1.5rem, 7vw, 2.25rem);
    letter-spacing: -0.02em;
    text-transform: none;
    border-bottom: 1px solid var(--color-line-dark);
  }

  .hero,
  .hero-content {
    min-height: 720px;
  }

  .hero-media img {
    object-position: 62% center;
  }

  .hero-vignette {
    background: linear-gradient(90deg, #05060c 0%, rgb(5 6 12 / 0.94) 31%, rgb(5 6 12 / 0.28) 79%), linear-gradient(0deg, #05060c 0%, transparent 40%);
  }

  .hero-content {
    justify-content: flex-end;
    padding-bottom: 4.5rem;
  }

  .hero h1 {
    font-size: clamp(4.1rem, 13vw, 6.2rem);
  }

  .section-grid,
  .section-grid-process,
  .section-grid-story,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .section-heading {
    max-width: 550px;
  }

  .venture-project,
  .venture-project:nth-child(even) {
    grid-template-areas:
      "heading"
      "media"
      "body"
      "proof"
      "details";
    grid-template-columns: 1fr;
  }

  .venture-project-body {
    max-width: 650px;
  }

  .venture-project-media-brand {
    justify-self: center;
  }

  .venture-case-study {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .venture-case-study-intro {
    position: static;
  }

  .venture-case-study-thesis {
    max-width: 620px;
  }

  .process-flow {
    grid-template-columns: repeat(5, minmax(145px, 1fr));
    overflow-x: auto;
    padding-bottom: 1rem;
    scroll-snap-type: x mandatory;
    scrollbar-color: #7536c4 transparent;
  }

  .process-step {
    scroll-snap-align: start;
  }

  .timeline {
    grid-template-columns: repeat(5, minmax(160px, 1fr));
    overflow-x: auto;
    padding-bottom: 1rem;
    scroll-snap-type: x mandatory;
  }

  .timeline-item {
    scroll-snap-align: start;
  }

  .contact-paths {
    gap: 2.5rem 1.5rem;
  }
}

@media (max-width: 640px) {
  :root {
    --gutter: 1.15rem;
    --space-3xl: 4.5rem;
  }

  .brand {
    gap: 0.65rem;
    font-size: 1.1rem;
  }

  .brand-mark {
    width: 2rem;
    height: 2rem;
  }

  .hero,
  .hero-content {
    min-height: 710px;
  }

  .hero-media {
    height: 67%;
    top: 2.75rem;
  }

  .hero-media img {
    object-position: 68% center;
  }

  .hero-vignette {
    background: linear-gradient(0deg, #05060c 16%, rgb(5 6 12 / 0.22) 70%, #05060c 100%);
  }

  .hero-content {
    justify-content: flex-end;
    padding-bottom: 3.4rem;
  }

  .hero .eyebrow {
    margin-bottom: 0.75rem;
  }

  .hero h1 {
    margin-bottom: 1rem;
    font-size: clamp(3.65rem, 17vw, 5.2rem);
  }

  .hero-copy {
    font-size: 1.08rem;
  }

  .button-row {
    width: 100%;
  }

  .button-row .button {
    flex: 1 1 0;
    min-width: 0;
  }

  .signal-strip {
    padding-block: 2.8rem;
  }

  .signal-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .signal-intro {
    grid-column: 1 / -1;
  }

  .signal-card {
    min-height: 195px;
    padding: 0.6rem 0.9rem;
    border-left: 0;
    border-top: 1px solid var(--color-line-dark);
  }

  .signal-card:nth-child(even) {
    border-right: 1px solid var(--color-line-dark);
  }

  .signal-card:last-child {
    grid-column: 1 / -1;
  }

  .ventures,
  .process,
  .story,
  .contact {
    padding-block: 3.2rem;
  }

  .venture-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem 1.25rem;
  }

  .venture-icon {
    max-width: 100px;
  }

  .venture-card h3 {
    font-size: 0.95rem;
  }

  .ventures-intro {
    padding-block: calc(var(--header-height) + 3.5rem) 3.5rem;
  }

  .ventures-intro h1 {
    font-size: clamp(3.65rem, 18vw, 5.4rem);
  }

  .venture-project {
    gap: 1.35rem;
    padding-block: 3.25rem;
  }

  .venture-project-heading {
    flex-wrap: wrap;
    gap: 0.7rem;
  }

  .venture-project-heading h2 {
    font-size: clamp(1.9rem, 9vw, 2.6rem);
  }

  .venture-project-body > p {
    margin-bottom: var(--space-md);
  }

  .venture-project-media.has-mobile-crops .venture-project-media-full {
    display: none;
  }

  .venture-project-media.has-mobile-crops .venture-project-media-mobile {
    display: grid;
    gap: 1px;
    background: var(--color-line-dark);
  }

  .venture-project-media-crop {
    position: relative;
    min-height: 0;
    overflow: hidden;
    background-color: #0d1114;
  }

  .venture-project-media-crop img {
    position: absolute;
    max-width: none;
    height: auto;
  }

  .venture-project-media-crop-trajectory {
    aspect-ratio: 1.45;
  }

  .venture-project-media-crop-trajectory img {
    top: -31%;
    left: 0;
    width: 166%;
  }

  .venture-project-media-crop-summary {
    aspect-ratio: 2.15;
  }

  .venture-project-media-crop-summary img {
    top: -88%;
    right: 0;
    width: 310%;
  }

  .venture-project-media figcaption {
    padding: 0.95rem 1rem 1rem;
    color: rgb(255 255 255 / 0.68);
    font-size: 0.84rem;
  }

  .venture-project-media-brand {
    width: 100%;
    justify-self: stretch;
  }

  .venture-proof-points {
    display: grid;
    gap: 0.7rem;
    padding-block: var(--space-md);
    margin-top: 0.4rem;
  }

  .venture-proof-points li + li::before {
    display: none;
  }

  .venture-case-study {
    gap: var(--space-lg);
    padding-top: var(--space-xl);
  }

  .venture-case-study-section {
    padding-bottom: var(--space-lg);
  }

  .venture-case-study-section + .venture-case-study-section {
    padding-top: var(--space-lg);
  }

  .notebook-inner {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding-block: 2.5rem;
  }

  .notebook-inner > p:not(.section-kicker),
  .notebook-inner .text-link {
    grid-column: auto;
  }

  .contact-paths {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-inner {
    min-height: 0;
    flex-wrap: wrap;
    padding-block: 1.5rem;
  }

  .footer-inner p {
    order: 3;
    width: 100%;
  }
}

@media (max-width: 390px) {
  .venture-project-heading {
    column-gap: 0.5rem;
  }

  .venture-status {
    padding-inline: 0.5rem;
    font-size: 0.58rem;
    letter-spacing: 0.09em;
  }

  .hero h1 {
    font-size: 3.35rem;
  }

  .hero-copy {
    font-size: 1rem;
  }

  .button {
    padding-inline: 0.8rem;
    font-size: 0.68rem;
  }

  .venture-grid {
    grid-template-columns: 1fr;
  }

  .venture-card {
    display: grid;
    grid-template-columns: 90px 1fr;
    column-gap: 1rem;
  }

  .venture-icon {
    grid-row: 1 / 4;
    width: 90px;
  }

  .venture-card .text-link {
    grid-column: 2;
  }
}