.project-concept-page {
  --concept-ink: #071015;
  --concept-panel: #0b151a;
  --concept-paper: #e7eaec;
  --concept-muted: #9da9b2;
  --concept-accent: #6398c0;
  background: var(--concept-ink);
}

.project-concept-page .main-header {
  position: absolute;
}

.project-concept-page .header-lower {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.project-concept-page .page-wrapper {
  overflow: clip;
}

.concept-shell {
  width: min(100% - 80px, 1320px);
  margin-inline: auto;
}

.concept-hero {
  position: relative;
  display: flex;
  min-height: 860px;
  overflow: hidden;
  background: #071015;
}

.concept-hero__art,
.concept-hero__shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.concept-hero__art {
  object-fit: cover;
  object-position: center;
}

.concept-hero__shade {
  background:
    linear-gradient(90deg, rgba(5, 12, 16, 0.92) 0%, rgba(5, 12, 16, 0.68) 38%, rgba(5, 12, 16, 0.04) 68%),
    linear-gradient(180deg, rgba(5, 12, 16, 0.08) 45%, rgba(5, 12, 16, 0.8) 100%);
}

.concept-hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-height: 860px;
  padding-top: 172px;
  padding-bottom: 42px;
}

.concept-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 90px;
  color: rgba(255, 255, 255, 0.48);
  font-size: 13px;
}

.concept-breadcrumb a {
  color: rgba(255, 255, 255, 0.72);
}

.concept-breadcrumb a:hover {
  color: #fff;
}

.concept-hero__copy {
  max-width: 745px;
}

.concept-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 25px;
  color: var(--concept-accent);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1.2;
  text-transform: uppercase;
}

.concept-kicker span {
  padding-left: 12px;
  border-left: 1px solid rgba(255, 255, 255, 0.22);
  color: rgba(255, 255, 255, 0.54);
}

.concept-hero h1 {
  margin: 0 0 28px;
  color: #f4f2ec;
  font-size: clamp(3.5rem, 6.2vw, 6.8rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.95;
}

.concept-hero__summary {
  max-width: 650px;
  margin: 0;
  color: rgba(239, 241, 238, 0.7);
  font-size: clamp(1.1rem, 1.6vw, 1.42rem);
  line-height: 1.55;
}

.concept-hero__footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 48px;
}

.concept-hero__client {
  margin: 0;
  color: #f1f3f5;
  font-size: 17px;
  line-height: 1.3;
}

.concept-hero__client span {
  display: block;
  margin-bottom: 7px;
  color: rgba(255, 255, 255, 0.4);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.concept-scroll-link {
  display: inline-flex;
  align-items: center;
  gap: 28px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
}

.concept-scroll-link:hover {
  border-color: #fff;
  color: #fff;
}

.concept-meta {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: var(--concept-panel);
}

.concept-meta__grid {
  display: grid;
  grid-template-columns: 0.85fr 1.25fr 1.45fr 1.35fr;
}

.concept-meta__grid > div {
  min-height: 142px;
  padding: 36px 28px;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.concept-meta__grid > div:first-child {
  padding-left: 0;
  border-left: 0;
}

.concept-meta span,
.concept-detail__stories article > span {
  display: block;
  margin-bottom: 13px;
  color: #74828d;
  font-size: 11px;
  letter-spacing: 0.14em;
  line-height: 1.2;
  text-transform: uppercase;
}

.concept-meta strong {
  color: #e8ecef;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.45;
}

.concept-intro {
  padding: 150px 0 160px;
  background: var(--concept-paper);
}

.concept-intro__grid {
  display: grid;
  grid-template-columns: 170px minmax(0, 1.3fr) minmax(300px, 0.7fr);
  gap: 65px;
  align-items: start;
}

.concept-section-label {
  display: flex;
  align-items: center;
  gap: 14px;
  color: #65737e;
}

.concept-section-label span {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border: 1px solid #a5b0b8;
  border-radius: 50%;
  font-size: 10px;
}

.concept-section-label p {
  margin: 0;
  color: inherit;
  font-size: 12px;
  letter-spacing: 0.12em;
  line-height: 1;
  text-transform: uppercase;
}

.concept-intro__statement p {
  margin: -9px 0 0;
  color: #111a21;
  font-size: clamp(2.4rem, 4.1vw, 4.5rem);
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.concept-intro__body p {
  margin: 0 0 20px;
  color: #53616c;
  font-size: 17px;
  line-height: 1.75;
}

.concept-system {
  padding: 140px 0 150px;
  background:
    radial-gradient(circle at 70% 30%, rgba(25, 104, 169, 0.16), transparent 30%),
    var(--concept-ink);
}

.concept-section-heading {
  display: grid;
  grid-template-columns: 240px minmax(0, 830px);
  gap: 50px;
  margin-bottom: 85px;
}

.concept-section-heading h2,
.concept-detail__sticky h2,
.concept-outcomes h2 {
  margin: -10px 0 0;
  color: #edf1f4;
  font-size: clamp(2.6rem, 4.6vw, 4.8rem);
  font-weight: 500;
  letter-spacing: -0.05em;
  line-height: 1.05;
}

.concept-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  list-style: none;
}

.concept-flow--3 {
  grid-template-columns: repeat(3, 1fr);
}

.concept-flow li {
  position: relative;
  min-height: 380px;
  padding: 28px 30px 36px;
  border-right: 1px solid rgba(255, 255, 255, 0.13);
}

.concept-flow li:first-child {
  border-left: 1px solid rgba(255, 255, 255, 0.13);
}

.concept-flow__number {
  color: #637477;
  font-size: 11px;
  letter-spacing: 0.12em;
}

.concept-flow__icon {
  display: grid;
  width: 74px;
  height: 74px;
  margin: 55px 0 54px;
  place-items: center;
  border: 1px solid rgba(99, 152, 192, 0.42);
  border-radius: 50%;
  color: var(--concept-accent);
  font-size: 24px;
}

.concept-flow h3 {
  margin: 0 0 15px;
  font-size: 24px;
  font-weight: 500;
}

.concept-flow p {
  margin: 0;
  color: #86939d;
  font-size: 15px;
  line-height: 1.65;
}

.concept-detail {
  padding: 150px 0;
  background: #f1f3f4;
}

.concept-detail__grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.82fr) minmax(460px, 1.18fr);
  gap: 120px;
}

.concept-detail__sticky {
  position: sticky;
  top: 130px;
  align-self: start;
}

.concept-detail__sticky h2 {
  max-width: 560px;
  margin-top: 42px;
  color: #111b22;
}

.concept-detail__stories {
  border-top: 1px solid #bcc4ca;
}

.concept-detail__stories article {
  padding: 48px 0 52px;
  border-bottom: 1px solid #bcc4ca;
}

.concept-detail__stories h3 {
  margin: 0 0 20px;
  color: #172129;
  font-size: clamp(1.75rem, 2.4vw, 2.45rem);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.15;
}

.concept-detail__stories p {
  max-width: 650px;
  margin: 0;
  color: #586670;
  font-size: 17px;
  line-height: 1.75;
}

.concept-detail__stories p + p {
  margin-top: 18px;
}

.concept-outcomes {
  padding: 150px 0 135px;
  background: #244f70;
}

.concept-outcomes__heading {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 50px;
  margin-bottom: 95px;
}

.concept-section-label--light {
  color: rgba(255, 255, 255, 0.63);
}

.concept-section-label--light span {
  border-color: rgba(255, 255, 255, 0.38);
}

.concept-outcomes__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.28);
  list-style: none;
}

.concept-outcomes__list li {
  display: grid;
  grid-template-columns: 45px 1fr;
  gap: 25px;
  min-height: 150px;
  padding: 34px 45px 34px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.28);
  color: rgba(255, 255, 255, 0.87);
  font-size: 18px;
  line-height: 1.55;
}

.concept-outcomes__list li:nth-child(odd) {
  margin-right: 40px;
}

.concept-outcomes__list li:nth-child(even) {
  padding-left: 40px;
  border-left: 1px solid rgba(255, 255, 255, 0.28);
}

.concept-outcomes__list span {
  color: rgba(255, 255, 255, 0.48);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.concept-project-nav {
  padding: 80px 0;
  background: #0a1216;
}

.concept-project-nav a {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.concept-project-nav a > span {
  color: #7d898c;
  font-size: 13px;
}

.concept-project-nav strong {
  color: #edf1f4;
  font-size: clamp(1.6rem, 3vw, 2.8rem);
  font-weight: 400;
  letter-spacing: -0.035em;
}

.concept-project-nav i {
  margin-left: 20px;
  font-size: 0.7em;
}

@media (max-width: 1199.98px) {
  .concept-intro__grid {
    grid-template-columns: 130px 1.25fr 0.75fr;
    gap: 40px;
  }

  .concept-detail__grid {
    gap: 70px;
  }

  .concept-flow li {
    padding-inline: 22px;
  }
}

@media (max-width: 991.98px) {
  .concept-shell {
    width: min(100% - 48px, 900px);
  }

  .concept-hero,
  .concept-hero__inner {
    min-height: 760px;
  }

  .concept-hero__art {
    object-position: 61% center;
    opacity: 0.72;
  }

  .concept-breadcrumb {
    margin-bottom: 60px;
  }

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

  .concept-flow--3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .concept-meta__grid > div:nth-child(3) {
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }

  .concept-meta__grid > div:nth-child(4) {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }

  .concept-intro,
  .concept-system,
  .concept-detail,
  .concept-outcomes {
    padding-block: 110px;
  }

  .concept-intro__grid {
    grid-template-columns: 1fr 1fr;
  }

  .concept-intro__grid > .concept-section-label {
    grid-column: 1 / -1;
  }

  .concept-section-heading,
  .concept-outcomes__heading {
    grid-template-columns: 170px 1fr;
  }

  .concept-flow li:nth-child(2) {
    border-right: 1px solid rgba(255, 255, 255, 0.13);
  }

  .concept-flow li:nth-child(n+3) {
    border-top: 1px solid rgba(255, 255, 255, 0.13);
  }

  .concept-detail__grid {
    grid-template-columns: 1fr;
  }

  .concept-detail__sticky {
    position: static;
  }
}

@media (max-width: 767.98px) {
  .concept-shell {
    width: min(100% - 36px, 680px);
  }

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

  .concept-hero__inner {
    padding-top: 132px;
    padding-bottom: 30px;
  }

  .concept-hero__art {
    object-position: 67% center;
    opacity: 0.5;
  }

  .concept-hero__shade {
    background:
      linear-gradient(90deg, rgba(5, 12, 16, 0.94), rgba(5, 12, 16, 0.48)),
      linear-gradient(180deg, transparent 35%, rgba(5, 12, 16, 0.9) 100%);
  }

  .concept-breadcrumb {
    margin-bottom: 48px;
  }

  .concept-breadcrumb span:last-child {
    overflow: hidden;
    max-width: 130px;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .concept-hero h1 {
    font-size: clamp(3rem, 13vw, 4.6rem);
  }

  .concept-hero__footer {
    align-items: flex-start;
    gap: 25px;
  }

  .concept-scroll-link {
    gap: 14px;
  }

  .concept-meta__grid {
    grid-template-columns: 1fr;
  }

  .concept-meta__grid > div,
  .concept-meta__grid > div:first-child,
  .concept-meta__grid > div:nth-child(3) {
    min-height: auto;
    padding: 26px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-left: 0;
  }

  .concept-meta__grid > div:first-child {
    border-top: 0;
  }

  .concept-intro,
  .concept-system,
  .concept-detail,
  .concept-outcomes {
    padding-block: 82px;
  }

  .concept-intro__grid,
  .concept-section-heading,
  .concept-outcomes__heading {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .concept-intro__statement p {
    font-size: clamp(2.25rem, 10vw, 3.2rem);
  }

  .concept-flow {
    grid-template-columns: 1fr;
  }

  .concept-flow--3 {
    grid-template-columns: 1fr;
  }

  .concept-flow li {
    min-height: 0;
    padding: 28px 25px 38px;
    border-top: 1px solid rgba(255, 255, 255, 0.13);
    border-right: 1px solid rgba(255, 255, 255, 0.13);
    border-left: 1px solid rgba(255, 255, 255, 0.13);
  }

  .concept-flow__icon {
    margin: 35px 0;
  }

  .concept-outcomes__list {
    grid-template-columns: 1fr;
  }

  .concept-outcomes__list li,
  .concept-outcomes__list li:nth-child(odd),
  .concept-outcomes__list li:nth-child(even) {
    min-height: 0;
    margin: 0;
    padding: 30px 0;
    border-left: 0;
  }

  .concept-project-nav a {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .concept-scroll-link,
  .concept-project-nav a {
    scroll-behavior: auto;
  }
}