.section-animate {
  opacity: 1 !important;
  transform: translateY(0) !important;
}
.subpage-hero {
  --vision-brand-blue: #0A83BE;
  --vision-brand-blue-dark: #045A86;
  --vision-brand-blue-deep: #053C63;
  --vision-brand-sky: #17A8D8;
  --vision-brand-green: #69B95A;
  --vision-brand-green-light: #94D86F;
  --vision-paper: #F7FCFF;
  position: relative;
  padding: 136px 0 118px;
  min-height: 780px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 16%, rgba(148, 216, 111, 0.42) 0, rgba(148, 216, 111, 0) 25%),
    radial-gradient(circle at 15% 18%, rgba(23, 168, 216, 0.36) 0, rgba(23, 168, 216, 0) 28%),
    linear-gradient(135deg, #053C63 0%, #076CA3 42%, #0A83BE 68%, #11A2CE 100%);
}
.subpage-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.34;
  background-image:
    linear-gradient(120deg, rgba(255, 255, 255, 0.18) 0 1px, transparent 1px 72px),
    radial-gradient(circle, rgba(255, 255, 255, 0.24) 1px, transparent 1px);
  background-size: 100% 100%, 38px 38px;
  pointer-events: none;
}
.subpage-hero::after {
  content: '';
  position: absolute;
  left: -8vw;
  right: -8vw;
  bottom: -74px;
  height: 210px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), #FFFFFF 58%);
  border-radius: 50% 50% 0 0 / 62% 62% 0 0;
  transform: rotate(-2deg);
  box-shadow: 0 -22px 68px rgba(255, 255, 255, 0.22);
  pointer-events: none;
}
.subpage-hero .container {
  position: relative;
  z-index: 1;
  max-width: 1240px;
}
.subpage-hero .container::after {
  content: '';
  position: absolute;
  left: 6px;
  right: 6px;
  bottom: -118px;
  height: 96px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(105, 185, 90, 0), rgba(105, 185, 90, 0.92) 18%, rgba(10, 131, 190, 0.86) 58%, rgba(247, 252, 255, 0.95) 92%);
  transform: rotate(4deg);
  opacity: 0.94;
  pointer-events: none;
}
.subpage-hero .btn {
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 14px;
}
.hero-layout {
  display: grid;
  grid-template-columns: minmax(340px, 0.92fr) minmax(520px, 1.08fr);
  gap: 56px;
  align-items: center;
}
.hero-left {
  position: relative;
  z-index: 2;
  text-align: left;
  max-width: 560px;
}
.hero-right {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: flex-end;
  min-width: 0;
}
.subpage-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.13);
  color: #FFFFFF;
  font-size: var(--font-size-body-sm);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0;
  margin-bottom: 24px;
  box-shadow: 0 12px 36px rgba(5, 60, 99, 0.16);
}
.subpage-tag::before {
  content: '';
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--vision-brand-green-light);
  box-shadow: 0 0 18px rgba(148, 216, 111, 0.95);
}
.subpage-title {
  font-size: 36px;
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  line-height: 1.24;
  margin-bottom: 28px;
  text-shadow: 0 10px 34px rgba(5, 60, 99, 0.35);
}

.subpage-subtitle {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.86);
  line-height: 1.75;
  margin-bottom: 46px;
  max-width: 620px;
}
.subpage-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.subpage-cta .btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--vision-brand-green-light);
  color: var(--vision-brand-blue-deep);
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: var(--font-weight-medium);
  font-family: var(--font-family-cn);
  text-decoration: none;
  transition: all var(--transition-fast);
}
.subpage-cta .btn-primary:hover {
  opacity: 0.92;
}
.subpage-cta .btn-outline-light {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 12px 24px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  background-color: rgba(255, 255, 255, 0.95);
  color: var(--vision-brand-blue-deep);
  font-size: 14px;
  font-weight: var(--font-weight-bold);
  font-family: var(--font-family-cn);
  text-decoration: none;
  box-shadow: 0 16px 42px rgba(5, 60, 99, 0.25);
  transition: all var(--transition-fast);
}
.subpage-cta .btn-outline-light svg {
  color: var(--vision-brand-green);
}
.subpage-cta .btn-outline-light:hover {
  background-color: #FFFFFF;
  border-color: #FFFFFF;
  box-shadow: 0 18px 50px rgba(5, 60, 99, 0.32);
}
.vision-hero-stage {
  position: relative;
  width: min(100%, 650px);
  aspect-ratio: 1.16;
  min-height: 520px;
  isolation: isolate;
}
.vision-hero-stage::before {
  content: '';
  position: absolute;
  inset: 54px 8px 34px 76px;
  border-radius: 48% 52% 46% 54%;
  background:
    linear-gradient(140deg, rgba(255, 255, 255, 0.26), rgba(255, 255, 255, 0.06)),
    radial-gradient(circle at 72% 24%, rgba(148, 216, 111, 0.42), transparent 28%);
  border: 1px solid rgba(255, 255, 255, 0.22);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.28), 0 34px 90px rgba(4, 90, 134, 0.34);
  z-index: -2;
}
.vision-hero-stage::after {
  content: '';
  position: absolute;
  right: 36px;
  bottom: 46px;
  width: 248px;
  height: 74px;
  border-radius: 999px;
  /* background: rgba(255, 255, 255, 0.9); */
  transform: rotate(-9deg);
  opacity: 0.92;
  z-index: -1;
}
.vision-scene-panel {
  position: absolute;
  margin: 0;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.14);
  border: 14px solid rgba(247, 252, 255, 0.8);
  box-shadow: 0 24px 70px rgba(5, 60, 99, 0.34);
}
.vision-scene-panel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.vision-scene-panel::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 60, 99, 0), rgba(5, 60, 99, 0.32));
  pointer-events: none;
}
.vision-scene-main {
  left: 104px;
  top: 126px;
  width: 370px;
  height: 272px;
  border-radius: 42% 58% 46% 54%;
  z-index: 2;
}
.vision-scene-industrial {
  top: 42px;
  right: 42px;
  width: 238px;
  height: 174px;
  border-radius: 50%;
  z-index: 1;
}
.vision-scene-campus {
  right: 52px;
  bottom: 68px;
  width: 306px;
  height: 204px;
  border-radius: 46% 54% 52% 48%;
  z-index: 2;
}
.vision-scene-main .vision-ai-tag {
  position: absolute;
  left: 20px;
  top: 42px;
  z-index: 5;
  background: linear-gradient(90deg, var(--vision-brand-green), var(--vision-brand-blue));
}
.vision-camera-module {
  position: absolute;
  top: 0;
  left: 45%;
  width: 78px;
  height: 108px;
  border-radius: 0 0 38px 38px;
  background: linear-gradient(180deg, #FFFFFF 0 24%, #0B6EA4 24% 100%);
  box-shadow: 0 20px 42px rgba(5, 60, 99, 0.25);
  z-index: 4;
}
.vision-camera-top {
  position: absolute;
  inset: 0 0 auto;
  height: 24px;
  background: rgba(255, 255, 255, 0.96);
  border-radius: 18px 18px 0 0;
}
.vision-camera-lens,
.vision-camera-glow {
  position: absolute;
  left: 50%;
  top: 58%;
  border-radius: 999px;
  transform: translate(-50%, -50%);
}
.vision-camera-lens {
  width: 38px;
  height: 38px;
  background: radial-gradient(circle at 42% 38%, #0DE0BA 0 16%, #064766 17% 54%, #02283B 55% 100%);
  border: 4px solid rgba(255, 255, 255, 0.22);
  z-index: 2;
}
.vision-camera-glow {
  width: 64px;
  height: 64px;
  border: 1px solid rgba(148, 216, 111, 0.42);
  background: rgba(148, 216, 111, 0.12);
}
.features-section .section-title {
  color: #0F172A;
}
.features-section .section-subtitle {
  text-align: center;
  font-size: 18px;
  color: #475569;
  line-height: 1.7;
  max-width: 800px;
  margin: 0 auto 64px;
}
.usecase-section .section-title {
  color: #0F172A;
}
.usecase-section .section-subtitle {
  text-align: center;
  font-size: 18px;
  color: #475569;
  line-height: 1.7;
  max-width: 800px;
  margin: 0 auto 64px;
}

.architecture-section .section-title {
  color: #0F172A;
}
.value-summary .section-title {
  color: #0F172A;
}



























































.video-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.video-modal[hidden] {
  display: none;
}
.video-modal-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
}
.video-modal-content {
  position: relative;
  width: 100%;
  max-width: 960px;
  background-color: #0A1628;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
}
.video-modal-content video {
  width: 100%;
  height: auto;
  display: block;
}
.video-modal-close {
  position: absolute;
  top: 12px;
  right: 42px;
  z-index: 10;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0.5);
  border: none;
  border-radius: 50%;
  color: #FFFFFF;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}
.video-modal-close:hover {
  background-color: rgba(0, 0, 0, 0.7);
}
.video-modal-close svg {
  width: 20px;
  height: 20px;
}
.challenge-section {
  padding: var(--section-gap) 0;
  background:
    radial-gradient(circle at 18% 10%, rgba(0, 129, 189, 0.10), transparent 30%),
    linear-gradient(180deg, #F5FAFC 0%, #EAF3F7 100%);
}
.challenge-section .section-title {
  color: #0F172A;
  margin-bottom: 56px;
}
.challenge-map {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-template-rows: auto auto auto;
  column-gap: 18px;
  row-gap: 28px;
  max-width: 1120px;
  margin: 0 auto;
}
.map-pair {
  display: contents;
}
.map-pair-1 .map-challenge-card,
.map-pair-1 .map-solution-card {
  grid-column: 1;
}
.map-pair-2 .map-challenge-card,
.map-pair-2 .map-solution-card {
  grid-column: 2;
}
.map-pair-3 .map-challenge-card,
.map-pair-3 .map-solution-card {
  grid-column: 3;
}
.map-pair-4 .map-challenge-card,
.map-pair-4 .map-solution-card {
  grid-column: 4;
}
.map-challenge-card {
  grid-row: 1;
}
.map-solution-card {
  grid-row: 3;
}
.map-card {
  position: relative;
  min-width: 0;
  min-height: 178px;
  padding: 22px 18px;
  background: #FFFFFF;
  border: 1px solid rgba(0, 129, 189, 0.14);
  border-radius: 8px;
  box-shadow: 0 16px 42px rgba(15, 87, 122, 0.08);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}
.map-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 129, 189, 0.28);
  box-shadow: 0 20px 52px rgba(15, 87, 122, 0.13);
}
.map-challenge-card {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.map-challenge-card::after,
.map-solution-card::before {
  content: '';
  position: absolute;
  left: 50%;
  width: 2px;
  height: 28px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, #0081BD, #63B75B);
}
.map-challenge-card::after {
  bottom: -29px;
}
.map-solution-card::before {
  top: -29px;
}
.map-solution-card::after {
  content: '';
  position: absolute;
  top: -12px;
  left: 50%;
  width: 0;
  height: 0;
  transform: translateX(-50%);
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 10px solid #63B75B;
}
.map-bridge {
  grid-column: 1 / -1;
  grid-row: 2;
  position: relative;
  z-index: 1;
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 13px 28px;
  background: #FFFFFF;
  border: 1px solid rgba(0, 129, 189, 0.22);
  border-radius: 8px;
  box-shadow: 0 18px 54px rgba(15, 87, 122, 0.12);
  color: #0F172A;
  text-align: center;
}
.map-bridge::before,
.map-bridge::after {
  content: '';
  position: absolute;
  left: 11.5%;
  right: 11.5%;
  height: 2px;
  background: linear-gradient(90deg, rgba(0, 129, 189, 0.18), rgba(99, 183, 91, 0.32), rgba(0, 129, 189, 0.18));
  z-index: -1;
}
.map-bridge::before {
  top: -29px;
}
.map-bridge::after {
  bottom: -29px;
}
.map-bridge-mark {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, #0081BD, #0EA5E9);
  color: #FFFFFF;
  font-size: 12px;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.08em;
}
.map-bridge strong {
  font-size: 20px;
  line-height: 1.35;
  font-weight: var(--font-weight-bold);
  color: #0F172A;
}
.challenge-card-title,
.solution-card-title {
  font-size: 17px;
  font-weight: var(--font-weight-bold);
  color: #0F172A;
  margin-bottom: 8px;
  line-height: 1.35;
}
.solution-card-title {
  color: #0F5F86;
}
.challenge-card-desc,
.solution-card-desc {
  font-size: 14px;
  color: #64748B;
  line-height: 1.65;
  margin: 0;
}
.pair-illustration {
  margin: 0 0 20px;
  aspect-ratio: 3 / 2;
  display: block;
  padding: 0;
  border: 1px solid rgba(0, 129, 189, 0.13);
  border-radius: 8px;
  background: #F7FBFD;
  overflow: hidden;
}
.pair-illustration img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}













.capabilities-section {
  padding: var(--section-gap) 0;
  background: linear-gradient(180deg, #EAF3F7 0%, #F6FAFC 100%);
}
.capabilities-section .section-title {
  color: #0F172A;
}
.capabilities-section .section-subtitle {
  text-align: center;
  font-size: 18px;
  color: #475569;
  line-height: 1.7;
  max-width: 800px;
  margin: 0 auto 64px;
}
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
}
.scenario-card {
  background-color: #FFFFFF;
  border: 1px solid rgba(0, 129, 189, 0.12);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.07);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}
.scenario-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 212, 170, 0.34);
  box-shadow: 0 24px 56px rgba(15, 23, 42, 0.12);
}
.scenario-card-media {
  margin: 0;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, rgba(0, 129, 189, 0.08), rgba(0, 212, 170, 0.08));
  overflow: hidden;
}
.scenario-card-media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.scenario-card-body {
  padding: 24px 24px 28px;
}
.scenario-card-title {
  font-size: 20px;
  line-height: 1.35;
  font-weight: var(--font-weight-bold);
  color: #0F172A;
  margin-bottom: 10px;
}
.scenario-card-desc {
  font-size: 15px;
  color: #64748B;
  line-height: 1.65;
  margin: 0;
}
.industries-section {
  padding: var(--section-gap) 0;
  background: linear-gradient(180deg, #F6FAFC 0%, #FFFFFF 82%);
}
.industries-section .section-title {
  color: #0F172A;
  text-align: center;
  margin-bottom: 48px;
}
.industries-section .section-subtitle {
  text-align: center;
  font-size: 18px;
  font-weight: var(--font-weight-bold);
  color: #0F172A;
  line-height: 1.7;
  max-width: 820px;
  margin: 0 auto 36px;
}
.industry-recommendation {
  max-width: 1040px;
  margin: 0 auto;
}
.industry-tabs {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 28px;
}
.industry-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 136px;
  height: 38px;
  padding: 0 22px;
  border: 1.5px solid #0F172A;
  border-radius: 999px;
  background-color: #FFFFFF;
  color: #0F172A;
  font-size: 14px;
  font-weight: var(--font-weight-bold);
  font-family: var(--font-family-cn);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}
.industry-tab:hover,
.industry-tab.active {
  color: #FFFFFF;
  border-color: transparent;
  transform: translateY(-1px);
}
.industry-tab-construction:hover,
.industry-tab-construction.active {
  background-color: #0081BD;
}
.industry-tab-factory:hover,
.industry-tab-factory.active {
  background-color: #00A6C8;
}
.industry-tab-campus:hover,
.industry-tab-campus.active {
  background-color: #63B75B;
}
.industry-tab-icon {
  width: 18px;
  height: 18px;
  display: inline-flex;
}
.industry-tab-icon svg {
  width: 18px;
  height: 18px;
}
.industry-panels {
  width: 100%;
}
.industry-panel {
  display: none;
  background: linear-gradient(135deg, rgba(0, 129, 189, 0.09), rgba(0, 212, 170, 0.10));
  border: 1px solid rgba(0, 129, 189, 0.13);
  border-radius: 8px;
  padding: 34px 38px 38px;
  box-shadow: 0 24px 64px rgba(15, 23, 42, 0.08);
}
.industry-panel.active {
  display: block;
}
.industry-panel[hidden] {
  display: none;
}
.industry-panel-title {
  text-align: center;
  font-size: 28px;
  line-height: 1.35;
  color: #0F172A;
  font-weight: var(--font-weight-bold);
  margin-bottom: 22px;
}
.industry-panel-visual {
  width: min(680px, 100%);
  margin: 0 auto 28px;
  aspect-ratio: 16 / 9;
  border-radius: 8px;
  overflow: hidden;
  background-color: rgba(255, 255, 255, 0.58);
}
.industry-panel-visual img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.industry-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px 34px;
}
.industry-feature-item {
  position: relative;
  padding-left: 20px;
}
.industry-feature-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.64em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0081BD, #00D4AA);
}
.industry-feature-item h4 {
  font-size: 18px;
  line-height: 1.35;
  color: #0F172A;
  font-weight: var(--font-weight-bold);
  margin-bottom: 8px;
}
.industry-feature-item p {
  font-size: 15px;
  color: #475569;
  line-height: 1.65;
  margin: 0;
}
.why-section {
  padding: var(--section-gap) 0;
  background: linear-gradient(180deg, #FFFFFF 0%, #EEF8F8 100%);
}
.why-section .section-title {
  color: #0F172A;
  margin-bottom: 56px;
}
.why-feature-list {
  max-width: 980px;
  margin: 0 auto;
  display: grid;
  gap: 44px;
}
.why-feature {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  align-items: center;
  gap: 54px;
}
.why-feature-visual {
  width: 180px;
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.why-feature-visual svg {
  width: 180px;
  height: 160px;
  display: block;
  filter: drop-shadow(0 18px 24px rgba(15, 76, 129, 0.12));
}
.why-feature-copy {
  min-width: 0;
}
.why-feature-title {
  font-size: clamp(24px, 2.4vw, 30px);
  font-weight: var(--font-weight-bold);
  line-height: 1.25;
  color: #020617;
  margin: 0 0 16px;
}
.why-feature-desc {
  font-size: 16px;
  line-height: 1.8;
  color: #1E293B;
  margin: 0;
  max-width: 760px;
}
.cta-section {
  position: relative;
  padding: 96px 0 104px;
  background:
    radial-gradient(circle at 50% 0%, rgba(0, 212, 170, 0.12), transparent 34%),
    linear-gradient(180deg, #EEF8F8 0%, #EAF3F7 100%);
  text-align: center;
  overflow: hidden;
}
.cta-inner {
  max-width: 880px;
}
.cta-title {
  font-size: clamp(34px, 4.4vw, 48px);
  font-weight: var(--font-weight-bold);
  color: #0F172A;
  margin: 0 0 16px;
  line-height: 1.2;
}
.cta-note {
  font-size: 18px;
  font-weight: var(--font-weight-bold);
  color: #0081BD;
  line-height: 1.6;
  margin: 0 0 8px;
}
.cta-subtitle {
  font-size: 18px;
  color: #334155;
  line-height: 1.85;
  margin: 0 auto 34px;
  max-width: 760px;
}
.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}
.btn-cta-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 132px;
  height: 52px;
  background: linear-gradient(135deg, #00D4AA, #0EA5E9);
  color: #FFFFFF;
  padding: 0 30px;
  border-radius: 6px;
  font-size: 16px;
  font-weight: var(--font-weight-bold);
  font-family: var(--font-family-cn);
  text-decoration: none;
  box-shadow: 0 14px 30px rgba(14, 165, 233, 0.2);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), opacity var(--transition-fast);
}
.btn-cta-primary:hover {
  opacity: 0.94;
  transform: translateY(-2px);
  box-shadow: 0 18px 34px rgba(14, 165, 233, 0.26);
}

@media (max-width: 960px) {
  .subpage-hero {
    min-height: auto;
    padding: 120px 0 92px;
  }

  .hero-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 44px;
  }

  .hero-left {
    max-width: 680px;
    margin: 0 auto;
    text-align: center;
  }

  .subpage-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .subpage-cta,
  .hero-right {
    justify-content: center;
  }
}

/* Mobile typography and section spacing. */
@media (max-width: 768px) {
  .subpage-title {
    font-size: 32px;
    overflow-wrap: break-word;
    word-break: normal;
  }

  .subpage-subtitle {
    font-size: 15px;
    line-height: 1.75;
    overflow-wrap: break-word;
    word-break: normal;
  }

  .challenge-section,
  .capabilities-section,
  .industries-section,
  .why-section {
    padding: 72px 0;
  }

  .challenge-section .section-title,
  .capabilities-section .section-title,
  .industries-section .section-title,
  .why-section .section-title {
    margin-bottom: 36px;
  }

  .challenge-card-title,
  .challenge-card-desc,
  .solution-card-title,
  .solution-card-desc,
  .map-bridge strong {
    max-width: none;
    overflow-wrap: break-word;
    word-break: normal;
  }

  .industry-tabs {
    gap: 8px;
  }

  .cta-section {
    padding: 72px 0 80px;
  }

  .cta-title {
    font-size: 30px;
  }
}

/* Responsive product layout restored from the known-good web0709 implementation. */
@media (max-width: 1180px) {
  .scenario-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 1100px) {
  .challenge-map {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: auto auto auto auto auto;
  }

  .map-pair {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .map-pair-1,
  .map-pair-2,
  .map-pair-3,
  .map-pair-4 {
    display: grid;
  }

  .map-pair-1 { grid-column: 1; grid-row: 2; }
  .map-pair-2 { grid-column: 2; grid-row: 2; }
  .map-pair-3 { grid-column: 1; grid-row: 3; }
  .map-pair-4 { grid-column: 2; grid-row: 3; }

  .map-pair .map-challenge-card,
  .map-pair .map-solution-card {
    grid-column: auto;
    grid-row: auto;
  }

  .map-bridge {
    grid-row: 1;
  }

  .map-bridge::before,
  .map-bridge::after {
    display: none;
  }

  .map-challenge-card::after,
  .map-solution-card::before,
  .map-solution-card::after {
    left: 50%;
  }
}

@media (max-width: 1024px) {
  .why-feature {
    grid-template-columns: 140px minmax(0, 1fr);
    gap: 32px;
  }

  .why-feature-visual,
  .why-feature-visual svg {
    width: 140px;
    height: 124px;
  }
}

@media (max-width: 900px) {
  .scenario-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Mobile component geometry and one-column content flow. */
@media (max-width: 768px) {
  .subpage-hero {
    padding: 104px 0 44px;
    min-height: auto;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .hero-left {
    text-align: center;
    max-width: none;
  }

  .subpage-title {
    margin-bottom: 24px;
  }

  .subpage-subtitle {
    max-width: 100%;
    margin-bottom: 46px;
  }

  .subpage-cta,
  .hero-right {
    justify-content: center;
  }

  .vision-hero-stage {
    width: min(100%, 342px);
    height: 326px;
    min-height: 0;
    aspect-ratio: auto;
  }

  .vision-hero-stage::before {
    inset: 26px 12px 18px;
  }

  .vision-hero-stage::after {
    right: 2px;
    bottom: 10px;
    width: 178px;
    height: 52px;
  }

  .vision-scene-panel {
    border-width: 10px;
  }

  .vision-scene-main {
    left: 58px;
    top: 92px;
    width: 218px;
    height: 156px;
  }

  .vision-scene-industrial {
    top: 28px;
    right: 18px;
    width: 144px;
    height: 104px;
  }

  .vision-scene-campus {
    left: 36px;
    right: auto;
    bottom: 22px;
    width: 220px;
    height: 136px;
  }

  .vision-camera-module {
    top: 10px;
    left: 46%;
    width: 58px;
    height: 80px;
    transform: none;
  }

  .vision-camera-top {
    height: 18px;
  }

  .vision-camera-lens {
    width: 30px;
    height: 30px;
  }

  .vision-camera-glow {
    width: 48px;
    height: 48px;
  }

  .challenge-map {
    grid-template-columns: 1fr;
    row-gap: 20px;
  }

  .map-bridge,
  .map-pair-1,
  .map-pair-2,
  .map-pair-3,
  .map-pair-4 {
    grid-column: 1;
  }

  .map-bridge { grid-row: 1; }
  .map-pair-1 { grid-row: 2; }
  .map-pair-2 { grid-row: 3; }
  .map-pair-3 { grid-row: 4; }
  .map-pair-4 { grid-row: 5; }

  .map-card {
    min-height: auto;
    padding: 22px 20px;
  }

  .map-bridge {
    flex-direction: column;
    gap: 8px;
    padding: 16px 18px;
  }

  .map-bridge strong {
    font-size: 18px;
  }

  .pair-illustration {
    min-height: 104px;
  }

  .industry-tab {
    flex: 0 0 auto;
    min-width: 104px;
    height: 36px;
    padding: 0 16px;
  }

  .industry-panel {
    padding: 26px 20px 28px;
  }

  .industry-panel-title {
    font-size: 24px;
  }

  .industry-feature-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

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

  .scenario-card-body {
    padding: 22px 20px 24px;
  }

  .why-feature-list {
    gap: 34px;
  }

  .why-feature {
    grid-template-columns: 1fr;
    gap: 14px;
    text-align: center;
  }

  .why-feature-visual {
    width: 148px;
    height: 130px;
    margin: 0 auto;
  }

  .why-feature-visual svg {
    width: 148px;
    height: 130px;
  }

  .why-feature-title {
    font-size: 22px;
    margin-bottom: 10px;
  }

  .why-feature-desc {
    font-size: 15px;
    line-height: 1.75;
  }
}