body {
  --screen-pad: clamp(104px, 11vh, 132px) 0 clamp(42px, 6vh, 68px);
}

#smooth-wrapper,
#smooth-content {
  width: 100%;
}

.screen {
  position: relative;
  min-height: 100svh;
  height: 100svh;
  overflow: hidden;
  isolation: isolate;
  scroll-snap-align: start;
}

.screen-inner {
  height: 100%;
  padding: var(--screen-pad);
  display: flex;
  flex-direction: column;
}

.theme-dark {
  color: #fff;
  background: var(--ink);
}

.theme-light {
  color: var(--text);
  background: var(--paper);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--brand);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.22em;
  line-height: 1.2;
}

.section-heading h2 {
  margin: 0;
  color: inherit;
  font-size: clamp(34px, 3.5vw, 54px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.16;
}


.section-heading > div > p:last-child {
  color: var(--muted);
}

.section-heading--split {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  align-items: end;
  gap: 80px;
}

.section-heading--split > p {
  max-width: 570px;
  margin: 0 0 3px;
  font-size: 15px;
  line-height: 1.9;
}

.screen-index {
  position: absolute;
  z-index: -1;
  right: 2.6vw;
  bottom: -0.16em;
  color: rgba(20, 20, 20, 0.035);
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(180px, 20vw, 360px);
  font-weight: 800;
  line-height: 0.8;
  letter-spacing: -0.08em;
  pointer-events: none;
}

.theme-dark > .screen-index {
  color: rgba(255, 255, 255, 0.025);
}

.primary-button,
.outline-button {
  min-height: 52px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  transition:
    color 0.3s ease,
    background-color 0.3s ease,
    border-color 0.3s ease,
    transform 0.3s var(--ease-premium);
}

.primary-button {
  color: #fff;
  background: var(--brand);
  box-shadow: 0 14px 34px rgba(205, 51, 43, 0.25);
}

.primary-button:hover,
.primary-button:focus-visible {
  background: #e13a31;
  transform: translateY(-3px);
}

.outline-button {
  color: var(--brand);
  border: 1px solid rgba(205, 51, 43, 0.5);
}

.outline-button:hover,
.outline-button:focus-visible {
  color: #fff;
  background: var(--brand);
  border-color: var(--brand);
  transform: translateY(-3px);
}

.screen-rail {
  position: fixed;
  z-index: 700;
  left: 22px;
  top: 50%;
  padding: 9px 0;
  display: grid;
  gap: 4px;
  transform: translateY(-50%);
}

.screen-rail__line {
  position: absolute;
  z-index: -1;
  top: 18px;
  bottom: 18px;
  left: 50%;
  width: 1px;
  background: rgba(255, 255, 255, 0.24);
}

.screen-dot {
  width: 28px;
  height: 28px;
  padding: 0;
  display: grid;
  place-items: center;
}

.screen-dot::before {
  width: 6px;
  height: 6px;
  content: "";
  background: rgba(255, 255, 255, 0.58);
  border: 3px solid transparent;
  border-radius: 50%;
  background-clip: padding-box;
  transition:
    width 0.25s ease,
    height 0.25s ease,
    background-color 0.25s ease,
    border-color 0.25s ease;
}

.screen-dot span {
  position: absolute;
  left: 30px;
  color: #fff;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 9px;
  opacity: 0;
  transform: translateX(-4px);
  transition:
    opacity 0.25s ease,
    transform 0.25s ease;
}

.screen-dot:hover span,
.screen-dot:focus-visible span,
.screen-dot.is-active span {
  opacity: 0.85;
  transform: translateX(0);
}

.screen-dot.is-active::before {
  width: 12px;
  height: 12px;
  background: var(--brand);
  border-color: rgba(255, 255, 255, 0.7);
}

/* 第一屏 */
.hero-screen {
  min-height: 100svh;
  background: #090a0c;
}

.hero-media,
.hero-shade,
.hero-grid {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 56% center;
  scale: 1.025;
}

.hero-shade {
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(6, 7, 9, 0.97) 0%, rgba(6, 7, 9, 0.83) 35%, rgba(6, 7, 9, 0.26) 68%, rgba(6, 7, 9, 0.2) 100%),
    linear-gradient(0deg, rgba(4, 5, 6, 0.9), transparent 34%);
}

.hero-grid {
  z-index: 2;
  opacity: 0.13;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 74px 74px;
  -webkit-mask-image: linear-gradient(90deg, #000, transparent 62%);
  mask-image: linear-gradient(90deg, #000, transparent 62%);
}

.hero-content {
  position: relative;
  z-index: 4;
  height: 100%;
  padding-top: calc(var(--header-height) + clamp(38px, 7vh, 76px));
  padding-bottom: clamp(64px, 9vh, 92px);
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(250px, 0.4fr);
  align-items: center;
  gap: 80px;
}

.hero-copy {
  max-width: 900px;
}

.hero-eyebrow {
  color: rgba(255, 255, 255, 0.65);
}

.hero-copy h1 {
  margin: 0;
  font-size: clamp(50px, 5.8vw, 86px);
  font-weight: 700;
  letter-spacing: -0.06em;
  line-height: 1.03;
}

.hero-copy h1 span {
  display: block;
}

.hero-copy h1 span:last-child {
  color: #fff;
}

.hero-caption {
  max-width: 700px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: clamp(15px, 1.4vw, 19px);
  line-height: 1.85;
}

.hero-tags {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.hero-tags span {
  padding: 7px 12px;
  color: rgba(255, 255, 255, 0.74);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 100px;
  font-size: 12px;
  backdrop-filter: blur(8px);
}

.hero-actions {
  margin-top: clamp(28px, 5vh, 48px);
  display: flex;
  align-items: center;
  gap: 26px;
}

.hero-promise {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: rgba(255, 255, 255, 0.54);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.hero-promise i,
.hero-aside__status > span {
  width: 6px;
  height: 6px;
  display: inline-block;
  background: #48d48a;
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(72, 212, 138, 0.12);
}

.hero-aside {
  justify-self: end;
  width: 250px;
  padding-left: 30px;
  border-left: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-aside__label {
  margin-bottom: 38px;
  color: rgba(255, 255, 255, 0.4);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.24em;
  writing-mode: vertical-rl;
}

.hero-stat {
  margin-bottom: 28px;
  display: grid;
}

.hero-stat strong {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 48px;
  font-weight: 500;
  line-height: 1;
}

.hero-stat span {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.54);
  font-size: 12px;
}

.hero-aside__status {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 11px;
}

.hero-bottom {
  position: absolute;
  z-index: 5;
  right: 48px;
  bottom: 26px;
  left: 48px;
  display: flex;
  align-items: center;
  gap: 14px;
  color: rgba(255, 255, 255, 0.4);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.18em;
}

.hero-bottom i {
  height: 1px;
  flex: 1;
  background: rgba(255, 255, 255, 0.15);
}

.hero-morph {
  position: absolute;
  z-index: 3;
  top: 18%;
  left: 31%;
  width: min(34vw, 520px);
  opacity: 0.18;
  pointer-events: none;
}

.hero-morph path {
  fill: none;
  stroke: var(--brand);
  stroke-width: 1.4;
}

.hero-morph .morph-target {
  visibility: hidden;
}

.hero-sparks {
  position: absolute;
  z-index: 6;
  top: 58%;
  left: 68%;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.hero-sparks span {
  position: absolute;
  width: 3px;
  height: 3px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
}

/* 第二屏 */
.services-screen {
  background:
    radial-gradient(circle at 85% 5%, rgba(205, 51, 43, 0.06), transparent 26%),
    #f6f6f4;
}

.service-bento {
  min-height: 0;
  margin-top: clamp(26px, 4.5vh, 46px);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 14px;
  flex: 1;
}

.service-card {
  position: relative;
  min-height: 0;
  overflow: hidden;
  color: #fff;
  background: #1b1d20;
  border-radius: 10px;
  isolation: isolate;
}

.service-card--wide {
  grid-column: span 2;
}

.service-card img {
  position: absolute;
  z-index: -2;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-premium);
}

.service-card__shade {
  position: absolute;
  z-index: -1;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.04), rgba(5, 6, 8, 0.94)),
    linear-gradient(90deg, rgba(5, 6, 8, 0.66), transparent 65%);
}

.service-card__content {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: clamp(16px, 2vw, 28px);
}

.service-card__number {
  position: absolute;
  top: 18px;
  right: 20px;
  color: rgba(255, 255, 255, 0.52);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 10px;
}

.icon-disc {
  width: 36px;
  height: 36px;
  margin-bottom: 10px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--brand);
  border-radius: 50%;
}

.icon-disc .icon-mask {
  width: 18px;
  height: 18px;
  filter: brightness(0) invert(1);
}

.service-card h3 {
  margin: 0;
  font-size: clamp(18px, 1.45vw, 24px);
  line-height: 1.25;
}

.service-card p {
  max-width: 460px;
  margin: 6px 0 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: 12px;
  line-height: 1.65;
}

.service-card:hover img {
  transform: scale(1.06);
}

/* 第三屏 */
.position-screen {
  display: grid;
  grid-template-columns: 52% 48%;
}

.position-media,
.position-panel {
  position: relative;
  min-width: 0;
  height: 100%;
}

.position-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 54% center;
}

.position-media::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, transparent 58%, #111214 100%);
}

.position-media__tag {
  position: absolute;
  z-index: 2;
  right: 7%;
  bottom: 9%;
  left: 8%;
  padding: 22px 26px;
  display: grid;
  color: rgba(255, 255, 255, 0.66);
  background: rgba(10, 11, 13, 0.65);
  border-left: 3px solid var(--brand);
  backdrop-filter: blur(16px);
}

.position-media__tag span {
  font-size: 12px;
}

.position-media__tag strong {
  color: #fff;
  font-size: 22px;
}

.position-panel {
  background:
    linear-gradient(135deg, rgba(205, 51, 43, 0.08), transparent 42%),
    #111214;
}

.position-panel__inner {
  height: 100%;
  padding: calc(var(--header-height) + clamp(24px, 4vh, 46px)) clamp(42px, 5vw, 84px) clamp(30px, 4vh, 48px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.position-panel .section-heading h2 {
  font-size: clamp(34px, 3.5vw, 54px);
}

.position-panel .section-heading > p:last-child {
  max-width: 650px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.56);
  font-size: 13px;
  line-height: 1.75;
}

.capability-grid {
  min-height: 0;
  margin-top: clamp(40px, 3vh, 50px);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  border-left: 1px solid rgba(255, 255, 255, 0.12);
}

.capability-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: clamp(58px, 8vh, 76px);
  padding: clamp(12px, 1.4vw, 20px);
  display: flex;
  align-items: center;
  gap: 13px;
  border-right: 1px solid rgba(255, 255, 255, 0.12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  transition:
    background-color 0.35s ease,
    border-color 0.35s ease,
    box-shadow 0.35s ease,
    transform 0.35s ease;
  will-change: transform;
}

.capability-card::after {
  position: absolute;
  z-index: -1;
  inset: auto 0 0;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, transparent, var(--brand), transparent);
  opacity: 0;
  transform: scaleX(0.35);
  transition:
    opacity 0.35s ease,
    transform 0.45s ease;
}

.capability-card:hover {
  z-index: 2;
  background: rgba(205, 51, 43, 0.075);
  border-color: rgba(205, 51, 43, 0.5);
  box-shadow: 0 22px 52px rgba(0, 0, 0, 0.22);
  
}

.capability-card:hover::after {
  opacity: 1;
  transform: scaleX(1);
}

.capability-card > .icon-mask {
  width: 26px;
  height: 26px;
  color: var(--brand);
}

.capability-card h3 {
  margin: 0;
  color: #fff;
  font-size: clamp(13px, 1vw, 16px);
  line-height: 1.35;
}

.capability-card p {
  margin: 5px 0 0;
  color: rgba(255, 255, 255, 0.46);
  font-size: 11px;
  line-height: 1.65;
}

/* 第四屏 */
.cases-screen {
  background: #fff;
}

.section-heading--cases {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 50px;
}

.section-heading--cases > div:first-child > p:last-child {
  margin: 8px 0 0;
  color: #77787b;
  font-size: 13px;
}

.case-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 7px;
}

.case-filters button {
  min-height: 34px;
  padding: 0 13px;
  color: #686a6d;
  border: 1px solid #d8d8d5;
  border-radius: 100px;
  font-size: 11px;
  transition:
    color 0.25s ease,
    background-color 0.25s ease,
    border-color 0.25s ease;
}

.case-filters button:hover,
.case-filters button:focus-visible,
.case-filters button.is-active {
  color: #fff;
  background: var(--brand);
  border-color: var(--brand);
}

.case-grid {
  min-height: 0;
  margin-top: clamp(20px, 3.5vh, 34px);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 12px;
  flex: 1;
}

.case-card {
  position: relative;
  min-height: 0;
  overflow: hidden;
  color: #fff;
  background: #24262a;
  border-radius: 7px;
}

.case-card[hidden] {
  display: none;
}

.case-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-premium);
}

.case-card::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, transparent 40%, rgba(4, 5, 6, 0.9) 100%);
  transition: background-color 0.35s ease;
}

.case-card__meta {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 18px 20px;
  transform: translateY(20px);
  transition: transform 0.45s var(--ease-premium);
}

.case-card__meta > span {
  color: #ff6962;
  font-size: 10px;
  font-weight: 700;
}

.case-card__meta h3 {
  margin: 3px 0 0;
  font-size: 17px;
  line-height: 1.35;
}

.case-card__meta small {
  display: block;
  margin-top: 7px;
  color: rgba(255, 255, 255, 0.45);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 8px;
  letter-spacing: 0.12em;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.case-card:hover img {
  transform: scale(1.055);
}

.case-card:hover .case-card__meta {
  transform: translateY(0);
}

.case-card:hover .case-card__meta small {
  opacity: 1;
}

/* 第五屏 */
.factory-screen {
  background: #f3f3f1;
}

.factory-image {
  position: absolute;
  z-index: -3;
  inset: 0 0 0 34%;
}

.factory-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.factory-overlay {
  position: absolute;
  z-index: -2;
  inset: 0;
  background:
    linear-gradient(90deg, #f3f3f1 0%, #f3f3f1 35%, rgba(243, 243, 241, 0.92) 49%, rgba(243, 243, 241, 0.08) 73%),
    linear-gradient(0deg, rgba(243, 243, 241, 0.5), transparent 40%);
}

.factory-layout {
  height: 100%;
  padding: calc(var(--header-height) + clamp(38px, 7vh, 72px)) 0 clamp(42px, 6vh, 64px);
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  align-items: center;
  gap: clamp(56px, 9vw, 140px);
}

.factory-copy {
  max-width: 610px;
}

.factory-copy h2 {
  margin: 0;
  color: #17181b;
  font-size: clamp(34px, 3.5vw, 54px);
  letter-spacing: -0.045em;
  line-height: 1.18;
}

.factory-copy > p:not(.eyebrow) {
  margin: 28px 0 0;
  color: #606165;
  font-size: 14px;
  line-height: 1.95;
}

.factory-copy .outline-button {
  margin-top: 34px;
}

.factory-scenes {
  align-self: end;
  margin-bottom: 2vh;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.factory-scenes article {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 118px;
  padding: 18px 14px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 12px;
  text-align: center;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(20, 20, 20, 0.07);
  border-radius: 8px;
  
  backdrop-filter: blur(12px);
  transition:
    background-color 0.35s ease,
    border-color 0.35s ease,
    box-shadow 0.35s ease,
    transform 0.35s ease;
  will-change: transform;
}



/* .factory-scenes article::after {
  position: absolute;
  right: 18px;
  bottom: 0;
  left: 18px;
  height: 2px;
  content: "";
  background: var(--brand);
  opacity: 0;
  transform: scaleX(0.3);
  transition:
    opacity 0.35s ease,
    transform 0.45s ease;
} */

.factory-scenes article:hover {
  z-index: 2;
  background: #fff;
  
  transform: translateY(-7px);
}

.factory-scenes article:hover::before,
.factory-scenes article:hover::after {
  opacity: 1;
}

.factory-scenes article:hover::after {
  transform: scaleX(1);
}

.factory-scenes .icon-mask {
  width: 27px;
  height: 27px;
  color: var(--brand);
}

.factory-scenes strong {
  font-size: 12px;
  line-height: 1.4;
}

/* 第六屏 */
.process-screen {
  background:
    radial-gradient(circle at 48% 50%, rgba(205, 51, 43, 0.15), transparent 34%),
    #121316;
}

.process-screen::before {
  position: absolute;
  inset: 0;
  content: "";
  opacity: 0.35;
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 56px 56px;
}

.process-glow {
  position: absolute;
  top: 42%;
  left: 50%;
  width: 42vw;
  height: 42vw;
  background: rgba(205, 51, 43, 0.12);
  border-radius: 50%;
  filter: blur(120px);
  transform: translate(-50%, -50%);
}

.section-heading--process {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
}

.section-heading--process > p {
  max-width: 380px;
  margin: 0 0 4px;
  color: rgba(255, 255, 255, 0.48);
  font-size: 13px;
}

.process-map {
  position: relative;
  min-height: 0;
  margin-top: clamp(22px, 4vh, 42px);
  flex: 1;
}

.process-path {
  position: absolute;
  inset: 4% 0 auto;
  width: 100%;
  height: 74%;
  overflow: visible;
}

.process-path path {
  fill: none;
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
}

#process-route {
  stroke: var(--brand);
}

.process-path__ghost {
  stroke: rgba(255, 255, 255, 0.13);
  stroke-dasharray: 3 10;
}

.process-runner {
  position: absolute;
  z-index: 3;
  top: 0;
  left: 0;
  width: 12px;
  height: 12px;
  background: #fff;
  border: 3px solid var(--brand);
  border-radius: 50%;
  box-shadow:
    0 0 0 6px rgba(205, 51, 43, 0.17),
    0 0 28px rgba(205, 51, 43, 0.9);
}

.process-list {
  position: absolute;
  inset: 0;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  list-style: none;
}

.process-list li {
  position: relative;
  padding: 12px;
  display: flex;
  align-items: center;
  flex-direction: column;
  text-align: center;
  transition: transform 0.35s ease;
  will-change: transform;
}

.process-list li:nth-child(even) {
  justify-content: flex-end;
  padding-bottom: 2%;
}

.process-list li:nth-child(odd) {
  justify-content: flex-start;
  padding-top: 2%;
}

.process-list .icon-mask {
  width: 36px;
  height: 36px;
  margin: 10px 0 12px;
  color: var(--brand);
  transition: filter 0.35s ease;
}

.process-number {
  color: rgba(255, 255, 255, 0.3);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  letter-spacing: 0.1em;
  transition: color 0.3s ease;
}

.process-list h3 {
  margin: 0;
  font-size: 16px;
  transition: color 0.3s ease;
}

.process-list p {
  margin: 7px 0 0;
  color: rgba(255, 255, 255, 0.42);
  font-size: 10px;
  line-height: 1.55;
  transition: color 0.3s ease;
}

.process-list li:hover {
  z-index: 4;
  transform: translateY(-6px);
}

.process-list li:hover .icon-mask {
  filter: brightness(0) saturate(100%) invert(24%) sepia(77%) saturate(2522%)
    hue-rotate(349deg) brightness(112%) contrast(96%) drop-shadow(0 8px 13px rgba(205, 51, 43, 0.42));
}

.process-list li:hover .process-number {
  color: var(--brand);
}

.process-list li:hover h3 {
  color: #fff;
}

.process-list li:hover p {
  color: rgba(255, 255, 255, 0.7);
}

.process-foot {
  position: relative;
  z-index: 2;
  padding-top: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.3);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 9px;
  letter-spacing: 0.16em;
}

.process-foot strong {
  color: rgba(255, 255, 255, 0.68);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

/* 第七屏 */
.advantages-screen {
  background:
    linear-gradient(90deg, rgba(205, 51, 43, 0.04), transparent 38%),
    #f5f5f3;
}

.advantage-layout {
  height: 100%;
  padding: calc(var(--header-height) + clamp(36px, 6vh, 64px)) 0 clamp(42px, 6vh, 64px);
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  align-items: stretch;
  gap: clamp(30px, 4vw, 64px);
}

.advantage-statement {
  position: relative;
  overflow: hidden;
  padding: clamp(34px, 4vw, 62px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  flex-direction: column;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), transparent 38%),
    var(--brand);
  border-radius: 12px;
}

.advantage-statement::after {
  position: absolute;
  right: -80px;
  bottom: -150px;
  width: 340px;
  height: 340px;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  box-shadow:
    0 0 0 38px rgba(255, 255, 255, 0.035),
    0 0 0 86px rgba(255, 255, 255, 0.025);
}

.advantage-statement .eyebrow {
  color: rgba(255, 255, 255, 0.7);
}

.advantage-statement h2 {
  margin: 0;
  font-size: clamp(38px, 4vw, 62px);
  letter-spacing: -0.055em;
  line-height: 1.12;
}

.advantage-statement > p:not(.eyebrow) {
  max-width: 390px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
}

.advantage-metrics {
  position: relative;
  z-index: 1;
  width: 100%;
  margin-top: clamp(38px, 6vh, 64px);
  padding-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.22);
}

.advantage-metrics > div {
  display: grid;
}

.advantage-metrics strong {
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(26px, 2.4vw, 38px);
  font-weight: 500;
  line-height: 1;
}

.advantage-metrics span {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 9px;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.advantage-card {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 2.5vw, 36px);
  display: flex;
  justify-content: center;
  flex-direction: column;
  background: #fff;
  border: 1px solid rgba(20, 20, 20, 0.07);
  border-radius: 10px;
  transition:
    transform 0.4s var(--ease-premium),
    box-shadow 0.4s ease;
}

.advantage-card:hover {
  z-index: 2;
  
  transform: translateY(-6px);
}

.advantage-card > .icon-mask {
  width: 34px;
  height: 34px;
  margin-bottom: clamp(20px, 3vh, 34px);
  color: var(--brand);
}

.advantage-card__index {
  position: absolute;
  top: 20px;
  right: 22px;
  color: #b8b8b8;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 10px;
}

.advantage-card h3 {
  margin: 0;
  color: #1a1b1e;
  font-size: 16px;
}

.advantage-card p {
  margin: 8px 0 0;
  color: #77787b;
  font-size: 11px;
  line-height: 1.7;
}

/* 第八屏 */
.news-screen {
  display: flex;
  flex-direction: column;
  background: #f5f5f3;
}

.news-main {
  min-height: 0;
  padding: calc(var(--header-height) + clamp(24px, 3.6vh, 40px)) 0 clamp(30px, 4vh, 46px);
  flex: 1;
}

.news-main > .container {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.section-heading--news {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
}

.news-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 7px;
}

.news-tags button {
  min-height: 34px;
  padding: 0 14px;
  color: #6f7073;
  background: #e5e5e2;
  border-radius: 3px;
  font-size: 11px;
  transition:
    color 0.25s ease,
    background-color 0.25s ease,
    transform 0.25s ease;
}

.news-tags__all {
  min-height: 34px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--brand);
  border: 1px solid rgba(205, 51, 43, 0.5);
  border-radius: 3px;
  background: transparent;
  font-size: 11px;
  font-weight: 600;
  text-decoration: none;
  transition:
    color 0.25s ease,
    border-color 0.25s ease,
    background-color 0.25s ease,
    transform 0.25s ease;
}

.news-tags__all span {
  font-size: 12px;
  transition: transform 0.25s ease;
}

.news-tags__all:hover,
.news-tags__all:focus-visible {
  color: #fff;
  border-color: var(--brand);
  background: var(--brand);
  transform: translateY(-2px);
}

.news-tags__all:hover span,
.news-tags__all:focus-visible span {
  transform: translate(2px, -2px);
}

.news-tags button:hover,
.news-tags button:focus-visible
{
  color: #fff;
  background: var(--brand);
  transform: translateY(-2px);
}

.news-tags button.is-active{
  color: #fff;
  background: var(--brand);

}

.news-layout {
  min-height: 0;
  margin-top: clamp(18px, 2.6vh, 28px);
  display: grid;
  grid-template-columns: minmax(0, 1.85fr) minmax(300px, 0.9fr);
  gap: clamp(16px, 1.5vw, 24px);
  flex: 1;
}

.news-grid {
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(220px, 0.75fr);
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.news-card {
  position: relative;
  min-height: 0;
  overflow: hidden;
  color: #fff;
  background: #1b1d20;
  border-radius: 8px;
  cursor: pointer;
}

.news-card:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
}

.news-card--feature {
  grid-row: 1 / -1;
}

.news-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-premium);
}

.news-card::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, rgba(7, 8, 9, 0.04) 24%, rgba(7, 8, 9, 0.92) 100%);
  transition: background-color 0.35s ease;
}

.news-card__content {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 0;
  left: 0;
  padding: clamp(18px, 2vw, 30px);
  transition: transform 0.45s var(--ease-premium);
}

.news-card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.news-card time,
.news-card__meta > span {
  color: rgba(255, 255, 255, 0.55);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 9px;
  letter-spacing: 0.1em;
}

.news-card__meta > span {
  padding: 3px 7px;
  color: #ff6d66;
  background: rgba(205, 51, 43, 0.18);
  border-radius: 100px;
}

.news-card h3 {
  max-width: 620px;
  margin: 9px 0 0;
  font-size: clamp(15px, 1.25vw, 21px);
  line-height: 1.4;
}

.news-card p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.52);
  font-size: 10px;
  line-height: 1.65;
}

.news-card:not(.news-card--feature) p {
  display: none;
}

.news-card:hover img {
  transform: scale(1.07);
}

.news-card:hover::after {
  background-color: rgba(205, 51, 43, 0.08);
}

.news-card:hover .news-card__content {
  transform: translateY(-7px);
}

.news-list {
  min-height: 0;
  overflow: hidden;
  padding: clamp(15px, 1.4vw, 22px);
  background: #fff;
  border: 1px solid #e2e2df;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
}

.news-list__heading {
  min-height: 38px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid #e8e8e5;
}

.news-list__heading span {
  color: #232427;
  font-size: 16px;
  font-weight: 700;
}

.news-list__heading small {
  padding-top: 3px;
  color: #aaa;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 8px;
  letter-spacing: 0.14em;
}

.news-list__item {
  position: relative;
  min-height: 0;
  padding: clamp(10px, 1.25vh, 15px) 4px;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) 20px;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid #eeeeeb;
  cursor: pointer;
  flex: 1 1 0;
  transition:
    padding 0.35s var(--ease-premium),
    background-color 0.3s ease;
}

.news-list__item:last-child {
  border-bottom: 0;
}

.news-list__item time {
  color: #a3a3a0;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 10px;
}

.news-list__item div > span {
  display: block;
  margin-bottom: 2px;
  color: var(--brand);
  font-size: 9px;
}

.news-list__item h3 {
  margin: 0;
  color: #4d4e51;
  font-size: clamp(11px, 0.8vw, 13px);
  font-weight: 500;
  line-height: 1.45;
  transition: color 0.25s ease;
}

.news-list__item b {
  color: var(--brand);
  font-size: 14px;
  font-weight: 400;
  opacity: 0;
  transform: translate(-8px, 8px);
  transition:
    opacity 0.3s ease,
    transform 0.35s var(--ease-premium);
}

.news-list__item:hover {
  padding-right: 8px;
  padding-left: 10px;
  background: #f7f7f4;
}

.news-list__item:hover h3 {
  color: #191a1d;
}

.news-list__item:hover b {
  opacity: 1;
  transform: translate(0, 0);
}

@media (max-width: 1180px) {
  .screen-rail {
    display: none;
  }

  .section-heading h2,
  .factory-copy h2 {
    font-size: 40px;
  }

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

  .service-card--wide {
    grid-column: span 1;
  }

  .service-card:last-child {
    grid-column: span 2;
  }

  .position-panel__inner {
    padding-inline: 44px;
  }

  .factory-layout {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 42px;
  }

  .advantage-layout {
    grid-template-columns: 0.78fr 1.22fr;
    gap: 20px;
  }
}

@media (max-width: 1023px) {
  body {
    --screen-pad: 96px 0 72px;
  }

  .screen {
    height: auto;
    min-height: auto;
    overflow: clip;
  }

  .screen-inner {
    min-height: auto;
    height: auto;
  }

  .screen-index {
    display: none;
  }

  .section-heading--split,
  .section-heading--cases,
  .section-heading--process,
  .section-heading--news {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .hero-screen {
    min-height: 820px;
    height: 100svh;
  }

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

  .hero-content {
    padding-top: calc(var(--header-height) + 70px);
    grid-template-columns: 1fr;
    align-content: center;
  }

  .hero-copy {
    max-width: 650px;
  }

  .hero-aside {
    display: none;
  }

  .hero-morph {
    top: 24%;
    left: 40%;
    width: 52vw;
  }

  .services-screen .screen-inner {
    padding-bottom: 80px;
  }

  .service-bento {
    margin-top: 32px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: none;
  }

  .service-card,
  .service-card--wide,
  .service-card:last-child {
    min-height: 300px;
    grid-column: span 1;
  }

  .service-card:first-child {
    grid-column: 1 / -1;
  }

  .position-screen {
    grid-template-columns: 1fr;
  }

  .position-media {
    min-height: 520px;
    height: 62svh;
  }

  .position-panel__inner {
    padding: 72px 32px;
  }

  .case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: none;
  }

  .case-card {
    min-height: 300px;
  }

  .case-filters {
    justify-content: flex-start;
  }

  .factory-image {
    inset: 0;
    height: 50svh;
  }

  .factory-overlay {
    background: linear-gradient(0deg, #f3f3f1 48%, rgba(243, 243, 241, 0.1) 78%);
  }

  .factory-layout {
    min-height: auto;
    padding: 44svh 0 80px;
    grid-template-columns: 1fr;
    gap: 44px;
  }

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

  .process-map {
    margin-top: 36px;
  }

  .process-path,
  .process-runner {
    display: none;
  }

  .process-list {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .process-list li,
  .process-list li:nth-child(even),
  .process-list li:nth-child(odd) {
    min-height: 190px;
    padding: 24px;
    justify-content: center;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 8px;
  }

  .process-foot {
    margin-top: 26px;
  }

  .advantage-layout {
    height: auto;
    padding: 96px 0 80px;
    grid-template-columns: 1fr;
  }

  .advantage-statement {
    min-height: 500px;
  }

  .advantage-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: none;
  }

  .advantage-card {
    min-height: 250px;
  }

  .news-main {
    padding: 96px 0 60px;
  }

  .news-main > .container {
    height: auto;
  }

  .news-layout {
    grid-template-columns: 1fr;
  }

  .news-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: none;
  }

  .news-card {
    min-height: 340px;
  }

  .news-card--feature {
    grid-column: 1 / -1;
    grid-row: auto;
    min-height: 440px;
  }

  .news-list {
    min-height: 560px;
  }
}

@media (max-width: 575px) {
  body {
    --screen-pad: 84px 0 58px;
  }

  .eyebrow {
    margin-bottom: 10px;
    font-size: 10px;
  }

  .section-heading h2,
  .factory-copy h2 {
    font-size: 31px;
  }

  .hero-screen {
    min-height: 760px;
    height: max(100svh, 760px);
  }

  .hero-media img {
    object-position: 70% center;
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(6, 7, 9, 0.94), rgba(6, 7, 9, 0.48)),
      linear-gradient(0deg, rgba(4, 5, 6, 0.96), transparent 52%);
  }

  .hero-content {
    width: calc(100% - 40px);
    padding-top: calc(var(--header-height) + 40px);
    padding-bottom: 104px;
  }

  .hero-copy h1 {
    font-size: clamp(42px, 13vw, 56px);
    letter-spacing: -0.065em;
  }

  .hero-caption {
    margin-top: 20px;
    font-size: 14px;
    line-height: 1.75;
  }

  .hero-tags {
    margin-top: 20px;
  }

  .hero-tags span {
    padding: 5px 9px;
    font-size: 10px;
  }

  .hero-actions {
    margin-top: 32px;
    align-items: flex-start;
    flex-direction: column;
    gap: 24px;
  }

  .primary-button {
    width: 100%;
  }

  .hero-promise {
    width: 100%;
    padding-inline: 3px;
    line-height: 1.75;
  }

  .hero-bottom {
    right: 20px;
    bottom: 18px;
    left: 20px;
  }

  .service-bento,
  .case-grid,
  .news-grid {
    grid-template-columns: 1fr;
  }

  .news-tags {
    overflow-x: auto;
    flex-wrap: nowrap;
    justify-content: flex-start;
    padding-bottom: 2px;
    scrollbar-width: none;
  }

  .news-tags::-webkit-scrollbar {
    display: none;
  }

  .news-tags button,
  .news-tags__all {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .service-card,
  .service-card:first-child,
  .service-card:last-child {
    min-height: 290px;
    grid-column: auto;
  }

  .position-media {
    min-height: 380px;
    height: 52svh;
  }

  .position-media__tag {
    right: 20px;
    bottom: 22px;
    left: 20px;
  }

  .position-panel__inner {
    padding: 60px 20px;
  }

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

  .case-filters {
    overflow-x: auto;
    flex-wrap: nowrap;
    justify-content: flex-start;
    scrollbar-width: none;
  }

  .case-filters::-webkit-scrollbar {
    display: none;
  }

  .case-filters button {
    white-space: nowrap;
  }

  .case-card {
    min-height: 280px;
  }

  .factory-layout {
    padding-top: calc(50svh + 54px);
  }

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

  .factory-scenes article {
    min-height: 112px;
  }

  .process-list {
    grid-template-columns: 1fr;
  }

  .process-list li,
  .process-list li:nth-child(even),
  .process-list li:nth-child(odd) {
    min-height: 160px;
  }

  .process-foot {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .advantage-statement {
    min-height: 520px;
    padding: 34px 26px;
  }

  .advantage-metrics {
    gap: 12px;
  }

  .advantage-metrics span {
    line-height: 1.4;
  }

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

  .advantage-card {
    min-height: 220px;
  }

  .news-card,
  .news-card--feature {
    min-height: 330px;
    grid-column: auto;
    grid-row: auto;
  }

  .news-card p {
    display: block;
  }

  .news-list {
    min-height: auto;
    padding: 14px;
  }

  .news-list__item {
    min-height: 88px;
    padding-block: 12px;
    flex: none;
  }
}

@media (min-width: 1100px) and (min-height: 720px) {
  html {
    scroll-snap-type: y proximity;
  }
}