.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: var(--container);
  margin: 0 auto;
  padding: 18px 0;
  transition: padding 180ms ease, background 180ms ease, border-color 180ms ease;
}

.site-header.is-scrolled {
  width: min(1160px, calc(100vw - 24px));
  margin-top: 10px;
  padding: 10px 14px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 999px;
  background: rgba(250, 250, 250, 0.88);
  backdrop-filter: blur(18px);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.08);
}

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

.brand {
  gap: 12px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand img {
  width: 42px;
  height: 42px;
  border: 2px solid var(--color-black);
  border-radius: 50%;
  filter: grayscale(1) contrast(1.08);
  object-fit: cover;
}

.nav {
  gap: clamp(16px, 3vw, 34px);
  color: var(--color-graphite);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.nav a:hover {
  color: var(--color-purple);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.98fr) minmax(420px, 1.02fr);
  align-items: center;
  gap: clamp(36px, 7vw, 92px);
  width: var(--container);
  min-height: min(900px, calc(100vh - 80px));
  margin: 0 auto;
  padding: clamp(34px, 6vw, 82px) 0 56px;
}

.eyebrow,
.section-kicker,
.case-card__tag {
  margin: 0 0 16px;
  color: var(--color-purple);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0 0 18px;
  font-size: clamp(48px, 7.1vw, 88px);
  line-height: 0.9;
  letter-spacing: -0.07em;
}

.hero__lede {
  max-width: 560px;
  margin: 0 0 30px;
  color: var(--color-charcoal);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.035em;
}

.differentiator {
  max-width: 580px;
  margin: 0 0 30px;
}

.differentiator h2 {
  margin: 0 0 4px;
  font-size: 22px;
  letter-spacing: -0.025em;
}

.differentiator p {
  margin: 0;
  color: var(--color-graphite);
  font-size: 18px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  border: 2px solid var(--color-black);
  border-radius: 14px;
  padding: 0 22px;
  font-weight: 800;
  box-shadow: 5px 5px 0 var(--color-purple);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 var(--color-purple);
}

.button--dark {
  background: var(--color-black);
  color: var(--color-white);
}

.button--light {
  background: var(--color-white);
  box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.18);
}

.button--light:hover {
  box-shadow: 8px 8px 0 var(--color-purple);
}

.button--ghost {
  border-color: rgba(0, 0, 0, 0.16);
  background: rgba(255, 255, 255, 0.46);
  box-shadow: none;
  color: var(--color-graphite);
}

.button--ghost:hover {
  border-color: var(--color-black);
  background: var(--color-white);
  box-shadow: 8px 8px 0 rgba(94, 43, 255, 0.22);
  color: var(--color-black);
}

.hero__collage {
  position: relative;
  display: grid;
  grid-template-columns: 1.08fr 0.86fr;
  grid-template-rows: 184px 128px 190px;
  gap: 16px;
  min-height: 548px;
}

.collage-card {
  position: relative;
  overflow: hidden;
  margin: 0;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-md);
  background: var(--color-white);
  box-shadow: var(--shadow);
}

.collage-card figcaption {
  position: absolute;
  left: 12px;
  bottom: 12px;
  z-index: 2;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.84);
  padding: 7px 10px;
  color: var(--color-black);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}

.collage-card img {
  width: 100%;
  height: 100%;
  filter: grayscale(1);
  object-fit: cover;
  transition: filter 220ms ease, transform 220ms ease;
}

.collage-card--portrait img {
  object-position: center 18%;
}

.collage-card:hover img,
.case-card:hover img,
.about__media img:hover {
  filter: grayscale(0);
  transform: scale(1.02);
}

.collage-card--portrait {
  grid-row: 1 / 3;
  border-radius: 42px;
}

.collage-card--wide {
  grid-column: 2;
  grid-row: 1;
  transform: rotate(1.5deg);
}

.collage-card--wide img,
.collage-card--small img,
.collage-card--project img {
  object-fit: contain;
  padding: 12px;
}

.collage-card--small {
  grid-column: 2;
  grid-row: 2 / 4;
  transform: rotate(-1.5deg);
}

.collage-card--project {
  grid-column: 1;
  grid-row: 3;
}

.sticker {
  position: absolute;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--color-black);
  border-radius: 999px;
  background: var(--color-white);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.16);
  color: var(--color-black);
  font-weight: 900;
  letter-spacing: -0.03em;
}

.sticker--research {
  right: 92px;
  top: 40%;
  padding: 12px 24px;
  transform: rotate(-5deg);
  font-size: 24px;
}

.intro-band {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: 100%;
  border-block: 1px solid var(--color-line);
  background: var(--color-white);
}

.intro-band p {
  margin: 0;
  padding: 12px 20px;
  border-right: 1px solid var(--color-line);
  color: var(--color-graphite);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
}

.intro-band p:last-child {
  border-right: 0;
}

.section {
  width: var(--container);
  margin: 0 auto;
  padding: clamp(76px, 12vw, 148px) 0;
  scroll-margin-top: 104px;
}

.section__head {
  max-width: 780px;
  margin-bottom: clamp(34px, 6vw, 62px);
}

.section__head h2,
.about__text h2,
.contact h2 {
  margin: 0 0 14px;
  font-size: clamp(42px, 7vw, 82px);
  line-height: 0.94;
  letter-spacing: -0.065em;
}

.section__head p,
.about__text p {
  margin: 0;
  color: var(--color-graphite);
  font-size: 21px;
  font-weight: 500;
  line-height: 1.34;
  letter-spacing: -0.02em;
}

.github-callout {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
  border: 1px solid rgba(0, 0, 0, 0.13);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  padding: 10px 16px 10px 10px;
  color: var(--color-graphite);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.01em;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, color 180ms ease;
}

.github-callout span {
  border-radius: 999px;
  background: var(--color-black);
  padding: 7px 10px;
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.github-callout:hover {
  transform: translateY(-2px);
  border-color: rgba(94, 43, 255, 0.30);
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.10);
  color: var(--color-black);
}

.logo-section {
  margin-top: 40px;
}

.logo-section h3 {
  margin: 0 0 24px;
  color: var(--color-black);
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.2vw, 28px);
  letter-spacing: 0.10em;
  text-transform: uppercase;
}

.logo-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--color-line);
  border-left: 1px solid var(--color-line);
}

.logo-grid--clients {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.logo-tile {
  position: relative;
  display: flex;
  min-height: 86px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-right: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  border-radius: 0;
  background: transparent;
  padding: 18px;
  color: var(--color-mid);
  font-size: clamp(20px, 2.5vw, 32px);
  font-weight: 900;
  letter-spacing: -0.055em;
  line-height: 0.95;
  text-align: center;
  transition:
    background 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.logo-tile--image {
  min-height: 136px;
  background: rgba(255, 255, 255, 0.54);
  overflow: hidden;
  isolation: isolate;
}

.logo-tile--image::before {
  content: "";
  position: absolute;
  inset: 10px;
  z-index: -1;
  border: 1px solid transparent;
  border-radius: 18px;
  background: transparent;
  transition: background 180ms ease, border-color 180ms ease;
}

.logo-tile--image img {
  width: min(82%, 190px);
  max-height: 62px;
  object-fit: contain;
  mix-blend-mode: multiply;
  filter: grayscale(1) contrast(1.06);
  opacity: 0.68;
  transition: filter 180ms ease, opacity 180ms ease, transform 180ms ease;
}

.logo-tile--image span {
  color: var(--color-mid);
  font-size: clamp(20px, 2.1vw, 30px);
  font-weight: 900;
}

.logo-tile:hover {
  z-index: 3;
  border-color: rgba(94, 43, 255, 0.34);
  color: var(--color-black);
  transform: translateY(-5px);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.10);
}

.logo-tile--image:hover::before {
  border-color: rgba(94, 43, 255, 0.22);
  background: rgba(255, 255, 255, 0.78);
}

.logo-tile--image:hover img {
  filter: grayscale(0) contrast(1);
  opacity: 0.94;
  transform: translateY(-8px) scale(1.04);
}

.logo-text-mark {
  transition: transform 180ms ease, color 180ms ease;
}

.logo-tile:hover .logo-text-mark {
  color: var(--color-black);
  transform: translateY(-8px);
}

.logo-name {
  position: absolute;
  left: 50%;
  bottom: 17px;
  z-index: 2;
  transform: translate(-50%, 8px);
  min-width: max-content;
  border: 1px solid rgba(94, 43, 255, 0.25);
  border-radius: 999px;
  background: var(--color-purple);
  padding: 5px 10px;
  color: var(--color-white) !important;
  font-family: var(--font-mono);
  font-size: 10px !important;
  font-weight: 700 !important;
  letter-spacing: 0.08em !important;
  line-height: 1 !important;
  opacity: 0;
  pointer-events: none;
  text-transform: uppercase;
  transition: opacity 180ms ease, transform 180ms ease;
}

.logo-tile:hover .logo-name,
.logo-tile:focus-within .logo-name {
  opacity: 1;
  transform: translate(-50%, 0);
}

.section--work {
  width: min(1240px, calc(100vw - 40px));
}

.work-grid {
  display: grid;
  align-items: start;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px;
}

.case-card {
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: var(--color-white);
  box-shadow: 0 20px 70px rgba(0, 0, 0, 0.08);
}

.case-card--featured {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  min-height: 620px;
}

.case-card--wide {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.82fr);
}

.case-card__media,
.case-card__image {
  width: 100%;
  background: var(--color-line);
}

.media-stack {
  display: grid;
  gap: 12px;
  padding: 18px;
}

.media-stack img,
.case-card__image {
  height: 100%;
  min-height: 260px;
  border-radius: 24px;
  filter: grayscale(1);
  object-fit: cover;
}

.media-stack--compact {
  background: #dedede !important;
}

.media-stack--compact img {
  min-height: 180px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: #dedede !important;
  object-fit: contain;
}

.case-card--wide .media-stack--compact img {
  min-height: 220px;
}

.case-card__image--bright {
  filter: grayscale(1) brightness(1.16) contrast(0.92);
}

.case-card:hover .case-card__image--bright {
  filter: grayscale(0) brightness(1) contrast(1);
}

.case-card__image--contain {
  object-fit: contain;
  padding: 14px;
}

.case-card__image--phone {
  background:
    radial-gradient(circle at 50% 18%, rgba(94, 43, 255, 0.14), transparent 34%),
    linear-gradient(145deg, #f8f8f8, #e7e7e7);
  object-fit: contain;
  padding: 22px;
}

.case-card__image {
  height: 310px;
  border-radius: 0;
}

.case-card__body {
  padding: clamp(28px, 4vw, 48px);
}

.case-card h3 {
  margin: 0 0 14px;
  font-size: clamp(30px, 4vw, 54px);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.case-card p {
  color: var(--color-graphite);
  font-size: 18px;
}

.case-card__outcome {
  display: inline-flex;
  margin: 4px 0 0;
  border: 1px solid rgba(94, 43, 255, 0.24);
  border-radius: 999px;
  background: var(--color-purple-soft);
  padding: 8px 12px;
  color: var(--color-black) !important;
  font-size: 14px !important;
  font-weight: 800;
}

.repo-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
}

.repo-links--stacked {
  align-items: stretch;
  flex-direction: column;
  max-width: 420px;
}

.repo-links a {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-height: 48px;
  border: 2px solid var(--color-black);
  border-radius: 14px;
  background: var(--color-black);
  padding: 0 16px;
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  line-height: 1.15;
  box-shadow: 5px 5px 0 var(--color-purple);
  text-transform: uppercase;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease,
    color 180ms ease;
}

.repo-links a::after {
  content: "↗";
  flex: 0 0 auto;
  color: var(--color-white);
  font-size: 13px;
}

.repo-links a:hover {
  transform: translate(-2px, -2px);
  border-color: var(--color-black);
  background: var(--color-white);
  box-shadow: 8px 8px 0 var(--color-purple);
  color: var(--color-black);
}

.repo-links a:hover::after {
  color: var(--color-purple);
}

.case-card dl {
  display: grid;
  gap: 18px;
  margin: 28px 0 0;
}

.case-card dt {
  color: var(--color-purple);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
}

.case-card dd {
  margin: 4px 0 0;
  color: var(--color-charcoal);
  font-weight: 600;
}

.case-card__tools {
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 13px !important;
  font-weight: 600;
}

.process {
  border-block: 1px solid var(--color-line);
}

.process-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.process-list li {
  position: relative;
  min-height: 250px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-white);
  padding: 24px;
}

.process-list li:not(:last-child)::after {
  content: "→";
  position: absolute;
  top: 28px;
  right: -13px;
  z-index: 2;
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border: 1px solid var(--color-line);
  border-radius: 50%;
  background: var(--color-white);
  color: var(--color-purple);
  font-weight: 900;
}

.process-list span {
  display: block;
  margin-bottom: 46px;
  color: var(--color-purple);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

.process-list strong {
  display: block;
  margin-bottom: 10px;
  font-size: 24px;
  letter-spacing: -0.035em;
}

.process-list p {
  margin: 0;
  color: var(--color-graphite);
}

.about {
  display: grid;
  grid-template-columns: minmax(320px, 0.88fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(36px, 7vw, 86px);
}

.about__media {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  align-items: end;
  gap: 16px;
}

.about__media img {
  width: 100%;
  height: 520px;
  border-radius: var(--radius-lg);
  filter: grayscale(1);
  object-fit: cover;
  box-shadow: var(--shadow);
}

.about__media img:last-child {
  height: 390px;
  transform: translateY(34px);
}

.about__text p + p {
  margin-top: 20px;
}

.contact {
  width: min(980px, calc(100vw - 40px));
  margin: 0 auto 80px;
  border-radius: 52px;
  background: var(--color-black);
  color: var(--color-white);
  padding: clamp(48px, 9vw, 92px);
  text-align: center;
}

.contact .section-kicker {
  color: var(--color-purple-soft);
}

.contact h2 {
  margin-inline: auto;
  max-width: 760px;
}

.contact__email {
  display: inline-flex;
  margin-top: 22px;
  border-bottom: 3px solid var(--color-purple);
  color: var(--color-white);
  font-size: clamp(22px, 4vw, 42px);
  font-weight: 900;
  letter-spacing: -0.04em;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  width: var(--container);
  margin: 0 auto;
  padding: 28px 0 48px;
  color: var(--color-mid);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
}

.footer p {
  margin: 0;
}

.footer a {
  color: var(--color-purple);
}

@media (max-width: 1020px) {
  .hero,
  .case-card--featured,
  .case-card--wide,
  .about {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 48px;
    min-height: auto;
  }

  .hero__collage {
    min-height: 560px;
  }

  .logo-grid,
  .logo-grid--compact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .logo-grid--clients {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-list li:not(:last-child)::after {
    display: none;
  }
}

@media (max-width: 760px) {
  .site-header {
    position: relative;
  }

  .site-header {
    align-items: flex-start;
    gap: 14px;
  }

  .nav {
    display: none;
  }

  .hero__collage {
    grid-template-columns: 1fr 0.92fr;
    grid-template-rows: 150px 120px 150px;
    min-height: 452px;
    gap: 12px;
  }

  .sticker--research {
    right: 12px;
    top: 46%;
    font-size: 17px;
  }

  .intro-band,
  .work-grid,
  .process-list {
    grid-template-columns: 1fr;
  }

  .intro-band p {
    border-right: 0;
    border-bottom: 1px solid var(--color-line);
  }

  .case-card__image {
    height: 250px;
  }

  .about__media img {
    height: 380px;
  }

  .footer {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  :root {
    --container: min(100vw - 28px, 1120px);
  }

  .hero h1 {
    font-size: clamp(44px, 13vw, 54px);
    line-height: 0.92;
    letter-spacing: -0.06em;
  }

  .hero__lede {
    margin-bottom: 18px;
    font-size: 19px;
  }

  .differentiator {
    margin-bottom: 22px;
  }

  .differentiator h2 {
    font-size: 19px;
  }

  .differentiator p {
    font-size: 18px;
    line-height: 1.42;
  }

  .hero__actions {
    gap: 12px;
  }

  .button {
    min-height: 48px;
    padding: 0 18px;
    border-radius: 12px;
  }

  .hero__collage {
    display: grid;
    grid-template-columns: 1fr 0.9fr;
    grid-template-rows: 118px 92px 112px;
    min-height: 340px;
    margin-top: 14px;
  }

  .collage-card {
    height: auto;
    margin-bottom: 0;
    border-radius: 20px;
  }

  .sticker--research {
    display: inline-flex;
    right: 0;
    top: 44%;
    padding: 8px 14px;
    font-size: 14px;
  }

  .logo-tile {
    min-height: 70px;
    font-size: 24px;
  }

  .logo-grid--clients,
  .logo-grid--compact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .logo-tile--image {
    min-height: 112px;
  }

  .logo-tile--image img {
    width: min(82%, 150px);
    max-height: 50px;
  }

  .logo-section h3 {
    font-size: 18px;
  }

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

  .about__media img:last-child {
    transform: none;
  }
}