/* Homepage hero R1: release-led typography using the approved AICAD visual. */
.ll-hero {
  min-height: 100svh;
  min-height: 100dvh;
  background: #f7fbfe;
}

.ll-hero__media video {
  position: absolute;
  top: 0;
  right: -19%;
  width: 116%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  background: #dce9f3;
  transform: scale(1.018);
  transform-origin: right center;
  transition: transform 1.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.ll-hero.is-ready .ll-hero__media video {
  transform: scale(1);
}

.ll-hero__media::after {
  background:
    linear-gradient(90deg,
      rgba(247,251,254,0.98) 0%,
      rgba(247,251,254,0.96) 24%,
      rgba(247,251,254,0.82) 31%,
      rgba(247,251,254,0.5) 39%,
      rgba(247,251,254,0.18) 48%,
      rgba(247,251,254,0) 60%),
    linear-gradient(270deg,
      rgba(247,251,254,0.46) 0%,
      rgba(247,251,254,0.24) 12%,
      rgba(247,251,254,0.08) 28%,
      rgba(247,251,254,0) 48%),
    linear-gradient(180deg,
      rgba(247,251,254,0.06) 0%,
      rgba(247,251,254,0) 64%,
      rgba(247,251,254,0.28) 100%);
}

.ll-hero__body {
  width: min(1600px, 100%);
  justify-content: center;
  padding-top: 7.2rem;
  padding-bottom: 7.25rem;
}

.ll-hero__copy {
  width: min(47rem, 58%);
  max-width: none;
  font-family: "Segoe UI", "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
}

.ll-hero__brand {
  max-width: 10.5em;
  margin: 0;
  color: #145987;
  font-family: "Arial Black", "Noto Sans SC", "Microsoft YaHei UI", sans-serif;
  font-size: clamp(4.25rem, 5.85vw, 5.6rem);
  font-style: italic;
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: 0;
  word-break: keep-all;
}

.ll-hero__brand-line {
  display: block;
  opacity: 0;
  transform: translateY(34px);
  transition:
    opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

.ll-hero__brand-line + .ll-hero__brand-line {
  margin-top: 0.08em;
  transition-delay: 90ms;
}

.ll-hero.is-ready .ll-hero__brand-line {
  opacity: 1;
  transform: translateY(0);
}

.ll-hero__release {
  position: absolute;
  top: clamp(4.75rem, 8vh, 6rem);
  right: clamp(0.75rem, 1.5vw, 1.5rem);
  z-index: 2;
  display: block;
  margin: 0;
  pointer-events: none;
}

.ll-hero__release img {
  display: block;
  width: clamp(8rem, 12vw, 10rem);
  height: auto;
  max-width: none;
}

.ll-hero__sub {
  max-width: 43rem;
  margin: 1.25rem 0 0;
  color: #566673;
  font-size: clamp(1rem, 1.2vw, 1.12rem);
  font-weight: 400;
  line-height: 1.8;
  letter-spacing: 0;
}

.ll-hero__actions {
  gap: 1.45rem;
  margin-top: 2rem;
}

.ll-hero .ll-btn {
  min-height: 47px;
  border-radius: 4px;
  font-size: 0.95rem;
  font-weight: 600;
}

.ll-hero .ll-btn--primary {
  height: 47px;
  padding: 0 1.4rem;
  background: #0878d1;
  border-color: #0878d1;
  box-shadow: none;
  transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.ll-hero .ll-btn--primary:hover {
  background: #0069ba;
  border-color: #0069ba;
  transform: translateY(-1px);
}

.ll-hero .ll-btn--text {
  position: relative;
  min-height: 47px;
  padding: 0 1.15rem;
  gap: 0.55rem;
  border: 1px solid rgba(8, 120, 209, 0.3);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.58);
  color: #16212b;
  font-weight: 600;
  transition:
    color 0.25s ease,
    border-color 0.25s ease,
    background 0.25s ease,
    transform 0.25s ease;
}

.ll-hero .ll-btn--text::after {
  content: none;
}

.ll-hero .ll-btn--text svg {
  width: 15px;
  height: 15px;
  flex: 0 0 auto;
  color: #0878d1;
  transition: transform 0.25s ease;
}

.ll-hero .ll-btn--text:hover {
  border-color: rgba(8, 120, 209, 0.62);
  background: rgba(255, 255, 255, 0.84);
  color: #0878d1;
  transform: translateY(-1px);
}

.ll-hero .ll-btn--text:hover svg {
  transform: translate(2px, -2px);
}

.ll-hero .ll-btn--text:focus-visible {
  outline: 3px solid rgba(8, 120, 209, 0.24);
  outline-offset: 3px;
}

/* Keep the promoted product name as the page's largest meaningful heading. */
.ll-company__name {
  font-size: clamp(2.35rem, 4vw, 3.75rem);
}

/* Company chapter: keep the real wall image, but give the copy one clear axis. */
.ll-company__visual img {
  transform: translateX(clamp(4.5rem, 9vw, 9rem));
}

.ll-company__visual::after {
  background: linear-gradient(90deg,
    rgba(253, 253, 253, 0.99) 0%,
    rgba(253, 253, 253, 0.97) 28%,
    rgba(253, 253, 253, 0.84) 39%,
    rgba(253, 253, 253, 0.34) 50%,
    rgba(253, 253, 253, 0) 62%);
}

.ll-company__copy {
  width: min(38rem, 45%);
  max-width: 45vw;
  justify-content: center;
  gap: 0;
  padding: clamp(6.5rem, 10vh, 8rem) 2rem clamp(4.5rem, 8vh, 6rem) var(--ll-gutter);
}

.ll-company__mid {
  width: min(100%, 31.5rem);
  max-width: none;
  margin: 0;
  padding-left: 0;
  display: block;
  border-left: 0;
}

.ll-company__label {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0;
  color: #0878c9;
  font-family: "Noto Sans SC", "Source Han Sans CN", "Microsoft YaHei UI", sans-serif;
  font-size: 0.82rem;
  font-weight: 650;
  line-height: 1.4;
  letter-spacing: 0;
}

.ll-company__label::before {
  content: "";
  width: 1.8rem;
  height: 1px;
  flex: 0 0 1.8rem;
  background: currentColor;
}

.ll-company__name {
  margin: 0;
  color: #145987;
  font-family: "Arial Black", Arial, "Microsoft YaHei UI", sans-serif;
  font-size: clamp(3.8rem, 5.6vw, 5.2rem);
  font-style: normal;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0;
}

.ll-company__body {
  max-width: 31rem;
  margin: 1.65rem 0 0;
  display: grid;
  gap: 0.72rem;
  color: #455a68;
  font-family: "Noto Sans SC", "Source Han Sans CN", "Microsoft YaHei UI", sans-serif;
  font-size: clamp(1rem, 1.08vw, 1.08rem);
  font-weight: 400;
  line-height: 1.82;
  letter-spacing: 0;
  text-wrap: pretty;
}

.ll-company__body p {
  margin: 0;
}

.ll-company__more {
  width: fit-content;
  min-height: 46px;
  margin-top: 1.7rem;
  padding: 0 1.15rem;
  justify-content: center;
  gap: 0.62rem;
  border: 1px solid rgba(8, 120, 209, 0.42);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.78);
  color: #0878c9;
  font-family: "Noto Sans SC", "Source Han Sans CN", "Microsoft YaHei UI", sans-serif;
  font-size: 0.94rem;
  font-weight: 600;
  line-height: 1;
  opacity: 1;
  transition:
    color 0.24s ease,
    background 0.24s ease,
    border-color 0.24s ease,
    transform 0.24s ease;
}

.ll-company__more::after {
  content: none;
}

.ll-company__more svg {
  width: 1rem;
  height: 1rem;
  transition: transform 0.24s ease;
}

.ll-company__more:hover {
  border-color: #0878d1;
  background: #0878d1;
  color: #ffffff;
  opacity: 1;
  transform: translateY(-1px);
}

.ll-company__more:hover svg {
  transform: translateX(3px);
}

.ll-company__more:active {
  transform: translateY(1px);
}

.ll-company__more:focus-visible {
  outline: 3px solid rgba(8, 120, 209, 0.26);
  outline-offset: 4px;
}

@media (max-width: 900px) and (min-width: 561px) {
  .ll-company__copy {
    width: min(33rem, 52%);
    max-width: 52vw;
  }

  .ll-company__mid {
    padding-left: 0;
  }

  .ll-company__name {
    font-size: clamp(3.35rem, 7vw, 4.15rem);
  }

  .ll-company__body {
    font-size: 0.96rem;
    line-height: 1.75;
  }
}

@media (max-width: 560px) {
  .ll-company__visual img {
    transform: none;
  }

  .ll-company__copy {
    width: 100%;
    max-width: none;
    padding: 2.4rem var(--ll-gutter) 3.25rem;
  }

  .ll-company__mid {
    width: 100%;
    padding-left: 0;
    border-left: 0;
  }

  .ll-company__name {
    margin-top: 0;
    font-size: clamp(3.2rem, 14vw, 4rem);
  }

  .ll-company__body {
    max-width: none;
    margin-top: 1.35rem;
    font-size: 1rem;
    line-height: 1.8;
  }

  .ll-company__more {
    margin-top: 1.45rem;
  }
}

/* Product task selector: equal columns and image cross-fades, based on the
   interaction rhythm of the reviewed dental reference site. */
.ll-view {
  min-height: 100svh;
  min-height: 100dvh;
  display: grid;
  grid-template-rows: auto minmax(30rem, 1fr);
  align-items: stretch;
  padding: 0;
  overflow: hidden;
  background: #f7fbfe;
}

.ll-view__inner {
  width: min(1440px, 100%);
  padding-top: clamp(5.75rem, 10vh, 7.5rem);
  padding-bottom: clamp(2.6rem, 5vh, 4rem);
  align-items: end;
}

.ll-view__headline {
  grid-column: 2;
  max-width: 13em;
  font-family: "Noto Sans SC", "Source Han Sans CN", "PingFang SC", "Hiragino Sans GB", sans-serif;
  font-size: clamp(2.75rem, 4.6vw, 4rem);
  font-weight: 520;
  line-height: 1.08;
  letter-spacing: 0;
  text-wrap: balance;
}

.ll-view__em {
  font-weight: 520;
}

.ll-view__showcase {
  position: relative;
  min-height: clamp(30rem, 58dvh, 42rem);
  overflow: hidden;
  isolation: isolate;
  background: #dce9f2;
}

.ll-view__backgrounds,
.ll-view__background,
.ll-view__showcase::after {
  position: absolute;
  inset: 0;
}

.ll-view__backgrounds {
  z-index: -2;
}

.ll-view__background {
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center 52%;
  opacity: 0;
  transform: scale(1.025);
  transition:
    opacity 0.62s cubic-bezier(0.22, 1, 0.36, 1),
    transform 1.15s cubic-bezier(0.22, 1, 0.36, 1);
}

.ll-view__background.is-active {
  opacity: 1;
  transform: scale(1);
}

.ll-view__showcase::after {
  content: "";
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(239,247,252,0.12) 0%, rgba(18,53,78,0.3) 100%),
    linear-gradient(90deg, rgba(235,245,252,0.2) 0%, rgba(235,245,252,0) 38%, rgba(235,245,252,0.08) 100%);
}

.ll-view__products {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  height: 100%;
  min-height: inherit;
}

.ll-view__product {
  position: relative;
  display: flex;
  min-width: 0;
  padding: clamp(1.35rem, 2.4vw, 2.5rem);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  border-left: 1px solid rgba(255,255,255,0.46);
  color: #fff;
  text-align: center;
  text-shadow: 0 1px 14px rgba(10,39,59,0.42);
  text-decoration: none;
  background: rgba(16,48,72,0.06);
  transition:
    background-color 0.48s cubic-bezier(0.22, 1, 0.36, 1),
    color 0.3s ease;
}

.ll-view__product:last-child {
  border-right: 1px solid rgba(255,255,255,0.46);
}

.ll-view__product.is-active {
  background: rgba(0,113,227,0.76);
  text-shadow: none;
}

.ll-view__product--coming {
  cursor: default;
  background: rgba(239, 247, 252, 0.92);
  color: #12334a;
  text-shadow: none;
}

.ll-view__product--coming .ll-view__product-icon {
  color: #0878d1;
}

.ll-view__product-num {
  position: absolute;
  top: clamp(1.2rem, 2.4vw, 2.3rem);
  left: clamp(1.2rem, 2.4vw, 2.3rem);
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  opacity: 0.76;
}

.ll-view__product-icon {
  width: clamp(3.25rem, 5vw, 4.6rem);
  height: clamp(3.25rem, 5vw, 4.6rem);
  display: grid;
  place-items: center;
  color: currentColor;
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.ll-view__product-icon svg {
  width: 100%;
  height: 100%;
}

.ll-view__product-copy {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
}

.ll-view__product-copy strong {
  font-size: clamp(1.25rem, 1.8vw, 1.65rem);
  font-weight: 600;
  line-height: 1.25;
}

.ll-view__product-copy span {
  max-width: 15em;
  font-size: 0.92rem;
  line-height: 1.55;
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 0.36s ease,
    transform 0.48s cubic-bezier(0.22, 1, 0.36, 1);
}

.ll-view__product-arrow {
  position: absolute;
  right: clamp(1.2rem, 2.4vw, 2.3rem);
  bottom: clamp(1.2rem, 2.4vw, 2.3rem);
  font-size: 1.35rem;
  line-height: 1;
  opacity: 0;
  transform: translate(-8px, 8px);
  transition:
    opacity 0.3s ease,
    transform 0.48s cubic-bezier(0.22, 1, 0.36, 1);
}

.ll-view__product.is-active .ll-view__product-icon {
  transform: translateY(-4px);
}

.ll-view__product.is-active .ll-view__product-copy span,
.ll-view__product.is-active .ll-view__product-arrow {
  opacity: 0.88;
  transform: translate(0, 0);
}

.ll-view__product:focus-visible {
  z-index: 2;
  outline: 3px solid #fff;
  outline-offset: -5px;
  box-shadow: inset 0 0 0 7px rgba(0,113,227,0.86);
}

/* Product stages: horizontal 3D cover flow using product-specific AICAD assets. */
.ll-stage .ll-stage__media--coverflow {
  z-index: 2;
  overflow: hidden;
}

.ll-stage--p1 .ll-stage__mark,
.ll-stage--p2 .ll-stage__mark,
.ll-stage--p3 .ll-stage__mark {
  display: none;
}

.ll-stage--p1 .ll-stage__wash,
.ll-stage--p2 .ll-stage__wash,
.ll-stage--p3 .ll-stage__wash {
  display: none;
}

.ll-stage--p2 .ll-coverflow__track,
.ll-stage--p2 .ll-coverflow__controls {
  left: 42%;
}

.ll-coverflow {
  position: absolute;
  inset: 0;
  overflow: hidden;
  perspective: 1400px;
  touch-action: pan-y;
  user-select: none;
}

.ll-coverflow:focus-visible {
  outline: 3px solid rgba(8, 120, 209, 0.42);
  outline-offset: -6px;
}

.ll-coverflow__track {
  position: absolute;
  left: 58%;
  top: 42%;
  width: 0;
  height: 0;
  transform-style: preserve-3d;
}

.ll-coverflow__card {
  --cover-x: 0;
  --cover-z: 0;
  --cover-rotate: 0deg;
  --cover-scale: 1;
  --cover-opacity: 1;
  position: absolute;
  left: 0;
  top: 0;
  width: clamp(24rem, 50vw, 54rem);
  aspect-ratio: 39 / 20;
  padding: 0;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: #12334a;
  font: inherit;
  cursor: pointer;
  opacity: var(--cover-opacity);
  transform:
    translate(-50%, -50%)
    translate3d(var(--cover-x), 0, var(--cover-z))
    rotateY(var(--cover-rotate))
    scale(var(--cover-scale));
  transform-style: preserve-3d;
  will-change: transform, opacity;
  transition:
    transform 0.72s cubic-bezier(0.2, 0.9, 0.25, 1.08),
    opacity 0.48s ease;
}

.ll-coverflow__card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border: 1px solid rgba(121, 161, 189, 0.24);
  border-radius: 8px;
  background: #eef5fa;
  box-shadow: 0 18px 48px rgba(61, 101, 132, 0.18);
  filter: saturate(0.86) brightness(0.96);
  transition:
    filter 0.42s ease,
    box-shadow 0.42s ease;
}

.ll-coverflow__card.is-active img {
  filter: none;
  box-shadow: 0 26px 72px rgba(54, 95, 126, 0.24);
}

.ll-coverflow__caption {
  position: absolute;
  top: calc(100% + 0.9rem);
  left: 0;
  right: 0;
  color: #385366;
  font-size: 0.9rem;
  font-weight: 540;
  line-height: 1.3;
  text-align: center;
  opacity: 0;
  transform: translateY(-6px);
  transition:
    opacity 0.3s ease,
    transform 0.42s cubic-bezier(0.22, 1, 0.36, 1);
}

.ll-coverflow__card.is-active .ll-coverflow__caption {
  opacity: 1;
  transform: translateY(0);
}

.ll-coverflow__card[data-cover-position="-2"] {
  --cover-x: -33vw;
  --cover-z: -190px;
  --cover-rotate: 36deg;
  --cover-scale: 0.78;
  --cover-opacity: 0.38;
  z-index: 1;
}

.ll-coverflow__card[data-cover-position="-1"] {
  --cover-x: -18vw;
  --cover-z: -90px;
  --cover-rotate: 32deg;
  --cover-scale: 0.88;
  --cover-opacity: 0.72;
  z-index: 2;
}

.ll-coverflow__card[data-cover-position="0"] {
  --cover-z: 70px;
  z-index: 5;
}

.ll-coverflow__card[data-cover-position="1"] {
  --cover-x: 18vw;
  --cover-z: -90px;
  --cover-rotate: -32deg;
  --cover-scale: 0.88;
  --cover-opacity: 0.72;
  z-index: 2;
}

.ll-coverflow__card[data-cover-position="2"] {
  --cover-x: 33vw;
  --cover-z: -190px;
  --cover-rotate: -36deg;
  --cover-scale: 0.78;
  --cover-opacity: 0.38;
  z-index: 1;
}

.ll-coverflow__card[data-cover-position="far"] {
  --cover-scale: 0.72;
  --cover-opacity: 0;
  z-index: 0;
  pointer-events: none;
}

.ll-coverflow__card:focus-visible {
  outline: 3px solid #0878d1;
  outline-offset: 5px;
}

.ll-coverflow__controls {
  position: absolute;
  left: 58%;
  bottom: clamp(2.5rem, 8vh, 5.25rem);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 42px;
  padding: 0.25rem 0.45rem;
  border: 1px solid rgba(97, 143, 176, 0.2);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 10px 30px rgba(70, 111, 141, 0.12);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transform: translateX(-50%);
}

.ll-coverflow__arrow {
  display: grid;
  width: 32px;
  height: 32px;
  padding: 0;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: #24475f;
  font: 600 1rem/1 system-ui, sans-serif;
  cursor: pointer;
  transition:
    color 0.22s ease,
    background 0.22s ease,
    transform 0.22s ease;
}

.ll-coverflow__arrow:hover:not(:disabled) {
  background: rgba(8, 120, 209, 0.1);
  color: #0878d1;
  transform: translateY(-1px);
}

.ll-coverflow__arrow:disabled {
  opacity: 0.28;
  cursor: default;
}

.ll-coverflow__arrow:focus-visible,
.ll-coverflow__dots button:focus-visible {
  outline: 2px solid #0878d1;
  outline-offset: 2px;
}

.ll-coverflow__dots {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.ll-coverflow__dots button {
  width: 6px;
  height: 6px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(36, 71, 95, 0.28);
  cursor: pointer;
  transition:
    width 0.3s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.25s ease;
}

.ll-coverflow__dots button[aria-current="true"] {
  width: 22px;
  background: #0878d1;
}

.ll-stage .ll-btn--stage-link {
  min-height: 48px;
  padding: 0 1.1rem;
  gap: 0.5rem;
  border: 1px solid rgba(8, 120, 209, 0.3);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.62);
  color: #24475f;
  font-weight: 560;
  transition:
    color 0.25s ease,
    border-color 0.25s ease,
    background 0.25s ease,
    transform 0.25s ease;
}

.ll-stage .ll-btn--stage-link svg {
  width: 15px;
  height: 15px;
  flex: 0 0 auto;
  color: #0878d1;
  transition: transform 0.25s ease;
}

.ll-stage .ll-btn--stage-link:hover {
  border-color: rgba(8, 120, 209, 0.62);
  background: rgba(255, 255, 255, 0.9);
  color: #0878d1;
  transform: translateY(-1px);
}

.ll-stage .ll-btn--stage-link:hover svg {
  transform: translate(2px, -2px);
}

.ll-stage .ll-btn--stage-link:focus-visible {
  outline: 3px solid rgba(8, 120, 209, 0.24);
  outline-offset: 3px;
}

@media (max-width: 1100px) {
  .ll-stage .ll-stage__media--coverflow {
    min-height: min(66vh, 36rem);
    aspect-ratio: auto;
  }

  .ll-coverflow__track,
  .ll-stage--p2 .ll-coverflow__track {
    left: 50%;
    top: 45%;
  }

  .ll-coverflow__card {
    width: min(76vw, 38rem);
  }

  .ll-coverflow__controls,
  .ll-stage--p2 .ll-coverflow__controls {
    left: 50%;
    bottom: 1.5rem;
  }
}

@media (max-width: 560px) {
  .ll-stage .ll-stage__media--coverflow {
    min-height: 24rem;
    height: 24rem;
  }

  .ll-coverflow__track {
    top: 44%;
  }

  .ll-coverflow__card {
    width: min(82vw, 21rem);
  }

  .ll-coverflow__card[data-cover-position="-2"] {
    --cover-x: -68vw;
  }

  .ll-coverflow__card[data-cover-position="-1"] {
    --cover-x: -38vw;
  }

  .ll-coverflow__card[data-cover-position="1"] {
    --cover-x: 38vw;
  }

  .ll-coverflow__card[data-cover-position="2"] {
    --cover-x: 68vw;
  }

  .ll-coverflow__caption {
    top: calc(100% + 0.65rem);
    font-size: 0.82rem;
  }

  .ll-coverflow__controls {
    bottom: 1rem;
  }
}

@media (max-width: 900px) {
  .ll-hero__release {
    top: 4.5rem;
    right: 0.25rem;
  }

  .ll-hero__release img {
    width: 6.5rem;
  }

  .ll-hero__copy {
    width: min(42rem, 78%);
  }

  .ll-hero__brand {
    font-size: clamp(3.45rem, 7.9vw, 4.65rem);
  }

  .ll-view {
    min-height: auto;
    grid-template-rows: auto auto;
  }

  .ll-view__inner {
    padding-top: 6rem;
    padding-bottom: 2.75rem;
  }

  .ll-view__headline {
    grid-column: 1;
  }

  .ll-view__showcase {
    min-height: min(66dvh, 38rem);
  }

  .ll-view__product {
    padding: 1.25rem 0.8rem;
  }

  .ll-view__product-copy span {
    display: none;
  }
}

@media (max-width: 560px) {
  .ll-hero {
    height: calc(100svh - 44px);
    height: calc(100dvh - 44px);
    min-height: 760px;
  }

  .ll-hero__media video {
    right: 0;
    width: 100%;
    height: 60%;
    object-position: 42% center;
    transform-origin: center top;
  }

  .ll-hero__media::after {
    background:
      linear-gradient(180deg,
        rgba(247,251,254,0.03) 0%,
        rgba(247,251,254,0.08) 36%,
        rgba(247,251,254,0.78) 57%,
        rgba(247,251,254,0.98) 70%,
        #f7fbfe 100%);
  }

  .ll-hero__body {
    justify-content: flex-end;
    padding: 5.5rem 1.25rem 3.75rem;
  }

  .ll-hero__copy {
    width: 100%;
    max-width: none;
  }

  .ll-hero__brand {
    max-width: 9.2em;
    font-size: clamp(2.75rem, 11.8vw, 3.2rem);
    line-height: 1.1;
  }

  .ll-hero__release {
    top: 4.2rem;
    right: 0.2rem;
  }

  .ll-hero__release img {
    width: 5.25rem;
  }

  .ll-hero__sub {
    margin-top: 1rem;
    max-width: none;
    font-size: 0.93rem;
    line-height: 1.72;
  }

  .ll-hero__sub br {
    display: none;
  }

  .ll-hero__actions {
    gap: 1.25rem;
    margin-top: 1.4rem;
  }

  .ll-hero .ll-btn {
    min-height: 44px;
  }

  .ll-hero .ll-btn--primary {
    height: 44px;
    padding-inline: 1.2rem;
  }

  .ll-view__inner {
    gap: 1.25rem;
    padding: 5.25rem 1.25rem 2.25rem;
  }

  .ll-view__headline {
    max-width: 11em;
    font-size: clamp(2rem, 10vw, 2.65rem);
    line-height: 1.12;
  }

  .ll-view__showcase {
    min-height: 28rem;
  }

  .ll-view__background {
    object-position: center center;
  }

  .ll-view__product {
    justify-content: flex-end;
    gap: 0.75rem;
    padding: 1rem 0.45rem 2.2rem;
  }

  .ll-view__product-num {
    top: 1rem;
    left: 0;
    right: 0;
    font-size: 0.7rem;
  }

  .ll-view__product-icon {
    width: 2.65rem;
    height: 2.65rem;
  }

  .ll-view__product-copy strong {
    font-size: 1rem;
  }

  .ll-view__product-arrow {
    display: none;
  }

}

@media (prefers-reduced-motion: reduce) {
  .ll-hero__brand-line,
  .ll-hero__media video,
  .ll-hero .ll-btn,
  .ll-hero .ll-btn--text::after {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .ll-view__background,
  .ll-view__product,
  .ll-view__product-icon,
  .ll-view__product-copy span,
  .ll-view__product-arrow {
    transform: none;
    transition: none;
  }

  .ll-coverflow__card,
  .ll-coverflow__card img,
  .ll-coverflow__caption,
  .ll-coverflow__arrow,
  .ll-coverflow__dots button,
  .ll-stage .ll-btn--stage-link,
  .ll-stage .ll-btn--stage-link svg {
    transform: none;
    transition: none;
  }
}

/* AICAD design center: a focused service story built around the real video. */
.ll-design-center {
  position: relative;
  min-height: 100svh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: clamp(6.5rem, 9vw, 8rem) 0 clamp(5.5rem, 8vw, 7rem);
  background:
    linear-gradient(180deg, #ffffff 0%, #f7fbfe 58%, #eef7fc 100%);
  color: #101c25;
}

.ll-design-center::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(42vw, 42rem);
  height: 1px;
  background: #9bd5f3;
  opacity: 0.72;
}

.ll-design-center__inner {
  position: relative;
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 0 var(--ll-gutter);
  display: grid;
  grid-template-columns: minmax(23rem, 0.9fr) minmax(0, 1.3fr);
  gap: clamp(2.75rem, 4.2vw, 4.75rem);
  align-items: center;
}

.ll-design-center__copy {
  min-width: 0;
  padding-top: 0.25rem;
}

.ll-design-center__label {
  display: flex;
  align-items: center;
  gap: 0.72rem;
  margin: 0 0 1.45rem;
  color: #0878c9;
  font-size: 0.84rem;
  font-weight: 650;
  line-height: 1.4;
  letter-spacing: 0;
}

.ll-design-center__label-mark {
  position: relative;
  width: 1.9rem;
  height: 1.9rem;
  flex: 0 0 1.9rem;
  border: 1px solid rgba(8, 120, 201, 0.28);
  background: #ebf7fd;
}

.ll-design-center__label-mark::before,
.ll-design-center__label-mark::after {
  content: "";
  position: absolute;
  inset: 50% auto auto 50%;
  width: 0.84rem;
  height: 1px;
  background: #0878c9;
  transform: translate(-50%, -50%);
}

.ll-design-center__label-mark::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.ll-design-center__title {
  max-width: 9.5em;
  margin: 0;
  color: #145987;
  font-family: "Noto Sans SC", "Source Han Sans CN", "Microsoft YaHei UI", sans-serif;
  font-size: clamp(2.7rem, 3.85vw, 3.8rem);
  font-weight: 650;
  line-height: 1.12;
  letter-spacing: 0;
  text-wrap: balance;
}

.ll-design-center__title span {
  display: block;
  white-space: nowrap;
}

.ll-design-center__lead {
  max-width: 36rem;
  margin: clamp(1.5rem, 2.5vw, 2rem) 0 0;
  color: #536774;
  font-size: clamp(1rem, 1.15vw, 1.12rem);
  font-weight: 400;
  line-height: 1.82;
  letter-spacing: 0;
  text-wrap: pretty;
}

.ll-design-center__audience {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem 1.35rem;
  margin-top: 1.75rem;
  color: #18364a;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.4;
}

.ll-design-center__audience-label {
  padding-right: 1.3rem;
  border-right: 1px solid #bdd8e8;
  color: #718591;
  font-weight: 500;
}

.ll-design-center__audience span:not(.ll-design-center__audience-label) {
  position: relative;
  padding-left: 0.8rem;
}

.ll-design-center__audience span:not(.ll-design-center__audience-label)::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 4px;
  height: 4px;
  background: #17a5df;
  transform: translateY(-50%);
}

.ll-design-center__cta {
  width: fit-content;
  min-height: 48px;
  margin-top: 2.15rem;
  padding: 0 1.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.68rem;
  border: 1px solid #0878d1;
  border-radius: 4px;
  background: #0878d1;
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  transition: background 0.24s ease, border-color 0.24s ease, transform 0.24s ease;
}

.ll-design-center__cta svg {
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
  transition: transform 0.24s ease;
}

.ll-design-center__cta:hover {
  border-color: #0069ba;
  background: #0069ba;
  transform: translateY(-1px);
}

.ll-design-center__cta:hover svg {
  transform: translateX(3px);
}

.ll-design-center__cta:focus-visible {
  outline: 3px solid rgba(8, 120, 209, 0.28);
  outline-offset: 4px;
}

.ll-design-center__media {
  position: relative;
  min-width: 0;
  padding-bottom: 0;
}

.ll-design-center__media::before {
  content: "";
  position: absolute;
  left: -1.15rem;
  top: 1.15rem;
  width: 1px;
  height: calc(100% - 2.3rem);
  background: #8fc8e7;
  opacity: 0.68;
}

.ll-design-center__media video {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid rgba(95, 147, 179, 0.24);
  border-radius: 6px;
  background: #e8f1f6;
  box-shadow: 0 24px 64px rgba(65, 107, 133, 0.16);
}

.ll-design-center__media video:focus-visible {
  outline: 3px solid rgba(8, 120, 209, 0.42);
  outline-offset: 4px;
}

.ll-design-center__media-note {
  position: absolute;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: #486273;
  font-size: 0.82rem;
  font-weight: 550;
  line-height: 1.4;
}

.ll-design-center__play-icon {
  width: 1.8rem;
  height: 1.8rem;
  display: grid;
  place-items: center;
  border: 1px solid rgba(8, 120, 209, 0.22);
  background: #ffffff;
  color: #0878d1;
}

.ll-design-center__play-icon svg {
  width: 0.88rem;
  height: 0.88rem;
}

@media (max-width: 1100px) {
  .ll-design-center {
    min-height: auto;
  }

  .ll-design-center__inner {
    grid-template-columns: minmax(18rem, 0.72fr) minmax(0, 1.15fr);
    gap: 2.5rem;
  }

  .ll-design-center__title {
    font-size: clamp(2.35rem, 4.25vw, 2.9rem);
  }
}

@media (max-width: 900px) {
  .ll-design-center {
    padding: 5.75rem 0 4rem;
  }

  .ll-design-center::before {
    width: 38vw;
  }

  .ll-design-center__inner {
    grid-template-columns: 1fr;
    gap: 2.4rem;
  }

  .ll-design-center__copy {
    max-width: 38rem;
  }

  .ll-design-center__title {
    max-width: 10em;
  }

  .ll-design-center__lead {
    max-width: 34rem;
  }

  .ll-design-center__media {
    padding-bottom: 0;
  }
}

@media (max-width: 560px) {
  .ll-design-center {
    padding: 5rem 0 3.25rem;
  }

  .ll-design-center__inner {
    padding: 0 1.25rem;
    gap: 2rem;
  }

  .ll-design-center__label {
    margin-bottom: 1.15rem;
  }

  .ll-design-center__label-mark {
    width: 1.75rem;
    height: 1.75rem;
    flex-basis: 1.75rem;
  }

  .ll-design-center__title {
    max-width: none;
    font-size: clamp(2.2rem, 10vw, 2.75rem);
    line-height: 1.14;
  }

  .ll-design-center__title span {
    white-space: normal;
  }

  .ll-design-center__lead {
    margin-top: 1.2rem;
    font-size: 0.98rem;
    line-height: 1.75;
  }

  .ll-design-center__audience {
    gap: 0.65rem 1rem;
    margin-top: 1.35rem;
    font-size: 0.88rem;
  }

  .ll-design-center__audience-label {
    flex-basis: 100%;
    padding-right: 0;
    border-right: 0;
  }

  .ll-design-center__cta {
    min-height: 46px;
    margin-top: 1.65rem;
  }

  .ll-design-center__media {
    padding-bottom: 0;
  }

  .ll-design-center__media::before {
    left: -0.55rem;
    top: 0.55rem;
    height: calc(100% - 1.1rem);
  }

  .ll-design-center__media-note {
    font-size: 0.77rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ll-design-center__cta,
  .ll-design-center__cta svg {
    transform: none;
    transition: none;
  }
}