.concept-a {
  --a-ink: #101111;
  --a-paper: #ecece7;
  --a-surface: #d9ddd8;
  --a-white: #f7f7f3;
  --a-signal: #d84b34;
  --a-digital: #d8edef;
  background: var(--a-ink);
  color: var(--a-white);
}

.concept-a .shell {
  width: min(1320px, calc(100% - 80px));
}

.concept-a .eyebrow {
  margin-bottom: 22px;
  color: inherit;
  font-size: 11px;
  font-weight: 600;
}

.concept-a .section-title {
  max-width: 820px;
  font-size: 58px;
  line-height: 1.12;
  font-weight: 500;
}

.concept-a .site-header {
  height: 86px;
  border-bottom: 1px solid rgba(255, 255, 255, .28);
}

.concept-a .site-header .shell {
  position: relative;
}

.concept-a .brand-lockup {
  gap: 14px;
  font-size: 17px;
  font-weight: 600;
}

.concept-a .brand-thumb {
  width: 36px;
  height: 36px;
  background: transparent;
  border: 0;
  border-radius: 0;
}

.concept-a .brand-thumb img {
  object-fit: contain;
  filter: invert(1) brightness(1.12);
}

.concept-a .brand-lockup small {
  margin-top: 4px;
  color: rgba(255, 255, 255, .62);
  font-size: 8px;
  font-weight: 500;
}

.concept-a .site-nav {
  gap: 34px;
  font-size: 13px;
}

.concept-a .site-nav a {
  position: relative;
}

.concept-a .site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width .2s ease;
}

.concept-a .site-nav a:hover::after,
.concept-a .site-nav a:focus-visible::after {
  width: 100%;
}

.concept-a .language-button {
  min-width: 38px;
  height: 38px;
  padding: 0;
  color: inherit;
  background: transparent;
  border: 0;
  font-size: 12px;
}

.concept-a .icon-button {
  border-radius: 0;
}

.concept-a .hero {
  height: 84svh;
  min-height: 600px;
  max-height: 860px;
  align-items: stretch;
}

.concept-a .hero-media {
  object-position: center 58%;
  filter: saturate(.82) contrast(1.03);
}

.concept-a .hero-shade {
  background: rgba(8, 9, 9, .38);
}

.concept-a .hero-content {
  display: flex;
  align-items: flex-end;
  padding: 124px 0 34px;
}

.concept-a .hero-content .shell {
  display: grid;
  gap: 30px;
}

.concept-a .hero-edition {
  display: flex;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, .48);
  font-size: 10px;
}

.concept-a .hero-title-row {
  display: grid;
  grid-template-columns: 1.35fr .65fr;
  gap: 60px;
  align-items: end;
}

.concept-a .hero h1 {
  margin: 0;
  font-size: 112px;
  line-height: .92;
  font-weight: 500;
  letter-spacing: 0;
}

.concept-a .hero .eyebrow {
  color: rgba(255, 255, 255, .8);
}

.concept-a .hero-lead {
  max-width: 520px;
  margin: 0 0 5px;
  font-size: 17px;
  line-height: 1.8;
}

.concept-a .hero-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, .48);
}

.concept-a .hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  font-size: 12px;
}

.concept-a .hero-tags span {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.concept-a .hero-tags span::before {
  content: "";
  width: 5px;
  height: 5px;
  background: var(--a-signal);
}

.concept-a .hero-scroll {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
}

.concept-a .capabilities {
  padding: 120px 0 112px;
  color: var(--a-ink);
  background: var(--a-paper);
}

.concept-a .section-intro {
  display: grid;
  grid-template-columns: 1.35fr .65fr;
  gap: 80px;
  align-items: end;
  margin-bottom: 76px;
}

.concept-a .section-intro > p {
  max-width: 460px;
  margin: 0 0 6px;
  color: #505353;
  font-size: 16px;
  line-height: 1.8;
}

.concept-a .capability-list {
  border-top: 1px solid #8e9190;
}

.concept-a .capability-list article {
  display: grid;
  grid-template-columns: 90px minmax(210px, .8fr) 1.2fr 32px;
  gap: 30px;
  align-items: center;
  min-height: 164px;
  border-bottom: 1px solid #8e9190;
}

.concept-a .capability-list h3 {
  margin: 0;
  font-size: 31px;
  font-weight: 500;
}

.concept-a .capability-list p {
  max-width: 540px;
  margin: 0;
  color: #555858;
  line-height: 1.75;
}

.concept-a .service-number {
  align-self: start;
  padding-top: 31px;
  color: #666969;
  font-size: 10px;
}

.concept-a .capability-list article > .icon {
  width: 22px;
  height: 22px;
}

.concept-a .cases-section {
  padding: 126px 0 134px;
  background: var(--a-ink);
}

.concept-a .cases-head {
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 80px;
  align-items: end;
  margin-bottom: 58px;
}

.concept-a .cases-note {
  display: grid;
  gap: 16px;
  padding-top: 16px;
  border-top: 1px solid #626464;
}

.concept-a .cases-note > span {
  color: #a8aaaa;
  font-size: 10px;
}

.concept-a .cases-note p {
  max-width: 430px;
  margin: 0;
  color: #aaaead;
  line-height: 1.75;
}

.concept-a .cases-grid {
  display: grid;
  grid-template-columns: 1.38fr .82fr;
  grid-template-rows: 330px 330px;
  gap: 38px 18px;
}

.concept-a .case-image {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  overflow: visible;
  background: transparent;
}

.concept-a .case-feature {
  grid-row: 1 / 3;
}

.concept-a .case-media {
  overflow: hidden;
  background: #252626;
}

.concept-a .case-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .55s ease;
}

.concept-a .case-feature .case-media img {
  object-position: center;
}

.concept-a .case-image:hover .case-media img {
  transform: scale(1.025);
}

.concept-a .case-caption {
  position: static;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 6px 20px;
  align-items: center;
  padding: 14px 0 0;
  color: var(--a-white);
  background: transparent;
}

.concept-a .case-caption span {
  grid-column: 1 / -1;
  margin: 0;
  color: #898d8c;
  font-size: 9px;
}

.concept-a .case-caption strong {
  font-size: 18px;
  font-weight: 500;
}

.concept-a .case-caption .icon {
  grid-column: 2;
  grid-row: 2;
}

.concept-a .jiling-band {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  min-height: 650px;
  color: var(--a-ink);
  background: var(--a-digital);
}

.concept-a .jiling-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 76px max(44px, calc((100vw - 1320px) / 2));
  padding-right: 76px;
}

.concept-a .jiling-heading {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 96px;
  padding-top: 12px;
  border-top: 1px solid rgba(16, 17, 17, .55);
  font-size: 9px;
}

.concept-a .jiling-copy .eyebrow {
  margin-bottom: 18px;
  color: #4c6165;
}

.concept-a .jiling-copy .section-title {
  font-size: 54px;
}

.concept-a .jiling-copy > p:not(.eyebrow) {
  max-width: 570px;
  margin: 28px 0 32px;
  color: #48595b;
  font-size: 16px;
  line-height: 1.85;
}

.concept-a .jiling-button {
  align-self: flex-start;
  color: var(--a-white);
  background: var(--a-ink);
  border-color: var(--a-ink);
  border-radius: 0;
}

.concept-a .jiling-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 650px;
  overflow: hidden;
  color: var(--a-white);
  background: #06191c;
  border-left: 1px solid rgba(16, 17, 17, .28);
}

.concept-a .jiling-visual::before {
  content: "";
  position: absolute;
  inset: 40px;
  border: 1px solid rgba(216, 237, 239, .2);
}

.concept-a .jiling-visual img {
  width: min(58%, 430px);
  height: auto;
  object-fit: contain;
}

.concept-a .jiling-meta,
.concept-a .jiling-status {
  position: absolute;
  z-index: 2;
  left: 40px;
  right: 40px;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  font-size: 9px;
}

.concept-a .jiling-meta {
  top: 22px;
}

.concept-a .jiling-status {
  bottom: 22px;
}

.concept-a .jiling-status span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.concept-a .jiling-status span::before {
  content: "";
  width: 4px;
  height: 4px;
  background: #8ee5dc;
}

.concept-a .contact-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 610px;
  color: var(--a-ink);
  background: var(--a-paper);
}

.concept-a .contact-intro,
.concept-a .contact-panel {
  padding: 92px max(44px, calc((100vw - 1320px) / 2));
}

.concept-a .contact-intro {
  border-right: 1px solid #999c99;
}

.concept-a .contact-intro .section-title {
  font-size: 52px;
}

.concept-a .contact-intro .section-copy {
  max-width: 510px;
  color: #565959;
  font-size: 16px;
}

.concept-a .contact-mail {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 62px;
  padding-bottom: 7px;
  border-bottom: 1px solid currentColor;
  font-size: 15px;
}

.concept-a .contact-panel {
  display: flex;
  align-items: center;
  padding-left: 72px;
  background: var(--a-white);
}

.concept-a .contact-form {
  width: 100%;
  gap: 32px 22px;
}

.concept-a .contact-form label {
  gap: 10px;
  color: #525454;
  font-size: 10px;
  font-weight: 500;
}

.concept-a .contact-form input,
.concept-a .contact-form textarea {
  padding: 15px 0;
  border-color: #909392;
}

.concept-a .contact-form textarea {
  min-height: 128px;
}

.concept-a .contact-submit {
  justify-self: start;
  color: var(--a-white);
  background: var(--a-ink);
  border-color: var(--a-ink);
  border-radius: 0;
}

.concept-a .site-footer {
  color: #b9bcbb;
  background: var(--a-ink);
  border-top-color: #3d3f3f;
}

.concept-a .site-footer a {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid #555858;
}

@media (max-width: 980px) {
  .concept-a .shell { width: min(100% - 40px, 820px); }
  .concept-a .section-title { font-size: 46px; }
  .concept-a .hero-title-row,
  .concept-a .section-intro,
  .concept-a .cases-head { grid-template-columns: 1fr; gap: 34px; }
  .concept-a .hero h1 { font-size: 82px; }
  .concept-a .hero-lead { max-width: 620px; }
  .concept-a .capability-list article { grid-template-columns: 60px minmax(190px, .8fr) 1.2fr 26px; gap: 20px; }
  .concept-a .jiling-band,
  .concept-a .contact-section { grid-template-columns: 1fr; }
  .concept-a .jiling-copy,
  .concept-a .contact-intro,
  .concept-a .contact-panel { padding: 72px 40px; }
  .concept-a .jiling-heading { margin-bottom: 64px; }
  .concept-a .jiling-visual { min-height: 520px; border-left: 0; border-top: 1px solid rgba(16, 17, 17, .28); }
  .concept-a .contact-intro { border-right: 0; border-bottom: 1px solid #999c99; }
}

@media (max-width: 700px) {
  .concept-a .shell { width: calc(100% - 32px); }
  .concept-a .section-title,
  .concept-a .jiling-copy .section-title,
  .concept-a .contact-intro .section-title { font-size: 36px; }
  .concept-a .site-header { height: 68px; }
  .concept-a .brand-lockup { gap: 9px; }
  .concept-a .brand-thumb {
    display: block;
    flex: 0 0 32px;
    width: 32px;
    height: 32px;
  }
  .concept-a .brand-lockup > span:last-child { display: block; font-size: 15px; }
  .concept-a .brand-lockup small { display: none; }
  .concept-a .site-nav {
    top: 68px;
    padding: 18px 16px;
    color: var(--a-white);
    background: var(--a-ink);
    border-bottom-color: #454747;
  }
  .concept-a .hero { height: 86svh; min-height: 560px; max-height: 720px; }
  .concept-a .hero-content { padding: 104px 0 24px; }
  .concept-a .hero-content .shell { gap: 24px; }
  .concept-a .hero-title-row { gap: 24px; }
  .concept-a .hero h1 { font-size: 56px; }
  .concept-a .hero-lead { font-size: 15px; line-height: 1.7; }
  .concept-a .hero-edition span:last-child { display: none; }
  .concept-a .hero-tags { gap: 8px 18px; }
  .concept-a .hero-scroll span { display: none; }
  .concept-a .capabilities,
  .concept-a .cases-section { padding: 82px 0; }
  .concept-a .section-intro { margin-bottom: 50px; }
  .concept-a .section-intro > p { font-size: 15px; }
  .concept-a .capability-list article {
    grid-template-columns: 42px 1fr 24px;
    gap: 10px 14px;
    min-height: 0;
    padding: 26px 0;
  }
  .concept-a .capability-list h3 { font-size: 25px; }
  .concept-a .capability-list p { grid-column: 2 / -1; font-size: 14px; }
  .concept-a .service-number { padding-top: 7px; }
  .concept-a .cases-grid { grid-template-columns: 1fr; grid-template-rows: none; gap: 42px; }
  .concept-a .case-feature { grid-row: auto; }
  .concept-a .case-media { aspect-ratio: 4 / 3; }
  .concept-a .case-feature .case-media { aspect-ratio: 4 / 5; }
  .concept-a .jiling-copy,
  .concept-a .contact-intro,
  .concept-a .contact-panel { padding: 62px 24px; }
  .concept-a .jiling-heading { margin-bottom: 52px; }
  .concept-a .jiling-visual { min-height: 390px; }
  .concept-a .jiling-visual::before { inset: 22px; }
  .concept-a .jiling-meta,
  .concept-a .jiling-status { left: 22px; right: 22px; }
  .concept-a .contact-mail { margin-top: 44px; }
  .concept-a .contact-form { grid-template-columns: 1fr; }
  .concept-a .contact-form .wide { grid-column: auto; }
  .concept-a .footer-row { gap: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  .concept-a .case-media img,
  .concept-a .site-nav a::after { transition: none; }
}
.concept-a .jiling-copy {
  align-self: stretch;
}

.concept-a .contact-intro {
  color: var(--a-ink);
  background: var(--a-paper);
}