@charset "utf-8";

body.home-page {
  background: #000;
  color: #fff;
}

.home-page,
.home-page main,
.home-page section,
.home-page div {
  background-color: transparent;
}

.home-page .container,
.home-page .home-news,
.home-page .home-block,
.home-page .row,
.home-page .col-12,
.home-page .col-md-4,
.home-page footer,
.home-page .text-center,
.home-page .pt-5 {
  background: #000;
}

.home-page .bgImg {
  padding-top: 0;
  background: transparent;
}

.home-page .home-navbar {
  background: #fff !important;
  border-bottom-color: rgba(0, 0, 0, 0.12) !important;
}

.home-page .home-navbar .container,
.home-page .home-navbar .row,
.home-page .home-navbar .navbar-collapse {
  background: #fff !important;
}

.home-page .nav-link-font,
.home-page .menu-arrow,
.home-page .navbar-toggler {
  color: var(--color-text-muted);
}

.home-page .nav-link-font::after {
  background: #000;
}

.home-page .menu-arrow {
  border-right-color: #666;
  border-bottom-color: #666;
}

.home-page .nav-link-font:hover {
  color: #000;
}

.home-page .mega-menu {
  background: #f8f8f8;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.home-page .mega-menu-title,
.home-page .mega-menu-right a {
  color: #555;
}

.home-page .mega-menu-right a::after {
  background: #333;
}

.home-page .mega-menu-right a:hover {
  color: #000;
}

.home-page .company-link,
.home-page .company-en,
.home-page .company-desc h2,
.home-page .company-desc p,
.home-page .block-title,
.home-page .block-en,
.home-page .footer-links-row h5,
.home-page .text-center p {
  color: #fff;
}

.home-page .company-link::after {
  background: #fff;
}

.home-page .divider,
.home-page hr {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.18);
}

.home-page .footer-links-row .nav-link {
  color: rgba(255, 255, 255, 0.72) !important;
}

.home-page .footer-links-row .nav-link::after {
  background: #fff;
}

.home-page .footer-links-row .nav-link:hover {
  color: #fff !important;
}

.home-page .home-news-more,
.home-page .home-news-title {
  color: #fff;
}

.home-page .home-news-board {
  width: min(100%, 700px);
  justify-self: end;
  padding: 0;
  border: none;
  box-shadow: none;
  background: transparent;
}

.home-page .home-news-list {
  margin-top: 0;
  gap: 12px;
}

.home-page .home-news-item {
  width: min(100%, 760px);
  justify-self: end;
  padding: 18px 20px;
  border-color: rgba(255, 255, 255, 0.14);
  background: #050505;
  color: #fff;
  box-shadow: none;
}

.home-page .home-news-item::before {
  background: rgba(255, 255, 255, 0.08);
}

.home-page .home-news-item-date,
.home-page .home-news-item-title,
.home-page .home-news-item:hover .home-news-item-date,
.home-page .home-news-item:hover .home-news-item-title {
  color: #fff;
}

.home-page .home-news-board-head,
.home-page .home-news-item-tag {
  display: none;
}

.home-page .company-intro-row {
  padding-top: 3.5rem !important;
  padding-bottom: 3.5rem !important;
}

.home-page .company-name,
.home-page .company-desc {
  background: #000;
}

.home-page .home-block {
  padding: 44px 0 0;
}

.home-page .block-box {
  margin-top: 0;
  padding: 0 0 12px;
}

.home-page .strength .block-text,
.home-page .partnership .block-text {
  position: static;
  width: min(100%, 1040px);
  margin: 0 auto;
  transform: none;
}

.home-page .strength .block-text {
  top: auto;
}

.home-page .partnership .block-text {
  top: auto;
}

.home-page .block-link {
  width: auto;
}

.home-page .strength-cards {
  position: static;
  width: min(100%, 1010px);
  margin: 38px auto 0;
  transform: none;
  grid-auto-rows: 1fr;
}

.home-page .strength-card {
  display: flex;
  min-height: 116px;
  height: 100%;
  flex-direction: column;
  justify-content: center;
  padding: 22px 30px;
  border-color: rgba(255, 255, 255, 0.14);
  background: #050505;
}

.home-page .strength-card h3,
.home-page .strength-card p {
  color: #fff;
}

.home-page .partnership-info {
  position: static;
  width: min(100%, 920px);
  margin: 34px auto 0;
  padding: 0;
  border: none;
  box-shadow: none;
  background: transparent;
  backdrop-filter: none;
  text-align: left;
  transform: none;
}

.home-page .partnership-info:hover {
  transform: none;
  box-shadow: none;
}

.home-page .partnership-text {
  color: rgba(255, 255, 255, 0.82);
}

.carousel-item img,
.carousel-item video {
  width: 100%;
  height: auto;
  display: block;
  will-change: opacity, transform;
  backface-visibility: hidden;
  transform: translateZ(0);
}

#myCarousel,
#myCarousel .carousel-inner,
#myCarousel .carousel-item {
  background: #000;
}

#myCarousel {
  padding: 24px 0 34px;
}

.carousel-fade .carousel-item {
  opacity: 0;
  transition: opacity 1.15s ease-in-out !important;
  backface-visibility: hidden;
  will-change: opacity;
  transform: none;
}

.carousel-fade .carousel-item.active,
.carousel-fade .carousel-item-next.carousel-item-start,
.carousel-fade .carousel-item-prev.carousel-item-end {
  opacity: 1;
  z-index: 1;
}

.carousel-fade .active.carousel-item-start,
.carousel-fade .active.carousel-item-end {
  opacity: 0;
  z-index: 0;
}

.carousel-fade .carousel-item-next,
.carousel-fade .carousel-item-prev,
.carousel-fade .carousel-item.active {
  transform: none;
}

.hero-slide-item > a {
  display: block;
  position: relative;
}

.hero-material-copy,
.hero-device-copy,
.hero-energy-copy {
  position: absolute;
  left: clamp(44px, 6vw, 110px);
  bottom: clamp(38px, 6vw, 86px);
  width: min(680px, calc(100% - 132px));
  color: #fff;
  z-index: 2;
  pointer-events: none;
}

.hero-device-copy {
  left: clamp(12px, 2.2vw, 36px);
}

.hero-energy-copy {
  left: clamp(42px, 5vw, 92px);
  width: min(620px, calc(100% - 140px));
}

.hero-vision-copy {
  position: absolute;
  left: clamp(12px, 1.2vw, 26px);
  bottom: clamp(42px, 5vw, 84px);
  width: min(1220px, calc(100% - 36px));
  color: #fff;
  z-index: 2;
  pointer-events: none;
}

.hero-vision-copy-inner {
  padding: 0;
}

.hero-network-copy {
  position: absolute;
  left: clamp(0px, 0.6vw, 12px);
  top: clamp(58px, 7vw, 98px);
  width: min(1120px, calc(100% - 28px));
  color: #fff;
  z-index: 2;
  pointer-events: none;
  transform: none;
}

.hero-carbon-copy {
  position: absolute;
  left: clamp(34px, 4vw, 74px);
  top: 30%;
  width: min(760px, calc(100% - 120px));
  color: #111;
  z-index: 2;
  pointer-events: none;
  transform: translateY(-50%);
}

.hero-carbon-copy-inner {
  padding: 0;
}

.hero-network-copy-inner {
  padding: 0;
}

.hero-strength-copy {
  position: absolute;
  left: 50%;
  top: 51%;
  width: min(1320px, calc(100% - 140px));
  color: #fff;
  z-index: 2;
  pointer-events: none;
  transform: translate(-50%, -50%);
  text-align: center;
}

.hero-strength-copy-inner {
  margin: 0 auto;
}

.hero-material-copy-inner,
.hero-device-copy-inner,
.hero-energy-copy-inner {
  padding: 0;
}

.hero-strength-title {
  margin: 0 0 24px;
  color: #fff;
  font-size: clamp(2.7rem, 5.2vw, 5.4rem);
  font-weight: 400;
  line-height: 1.18;
  letter-spacing: 0.03em;
  text-shadow: 0 8px 24px rgba(0, 0, 0, 0.42);
}

.hero-strength-text {
  margin: 0 auto;
  max-width: 1120px;
  color: rgba(255, 255, 255, 0.94);
  font-size: clamp(1rem, 1.25vw, 1.22rem);
  font-weight: 400;
  line-height: 2;
  letter-spacing: 0.04em;
  text-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.hero-carbon-title {
  margin: 0 0 14px;
  color: #0f1112;
  font-size: clamp(2.5rem, 4.7vw, 4.8rem);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-carbon-text {
  margin: 0;
  color: #16181a;
  font-size: clamp(1.05rem, 1.55vw, 1.9rem);
  font-weight: 400;
  line-height: 1.35;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-vision-title {
  margin: 0 0 20px;
  color: #fff;
  font-size: clamp(2rem, 3.7vw, 3.8rem);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: 0.01em;
  text-shadow: 0 8px 24px rgba(0, 0, 0, 0.42);
  white-space: nowrap;
}

.hero-vision-en,
.hero-vision-zh {
  margin: 0;
  color: #fff;
  font-weight: 700;
  line-height: 1.28;
  text-shadow: 0 8px 20px rgba(0, 0, 0, 0.44);
}

.hero-vision-en {
  font-size: clamp(1.5rem, 2.1vw, 2.4rem);
}

.hero-vision-zh {
  margin-top: 6px;
  font-size: clamp(1.45rem, 2vw, 2.28rem);
}

.hero-network-title {
  margin: 0 0 92px;
  color: #fff;
  font-size: clamp(2.2rem, 3.5vw, 3.7rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: 0.01em;
  white-space: nowrap;
  text-shadow: 0 8px 24px rgba(0, 0, 0, 0.42);
}

.hero-network-text {
  margin: 0;
  max-width: min(620px, 54vw);
  color: rgba(255, 255, 255, 0.95);
  font-size: clamp(1rem, 1.16vw, 1.28rem);
  font-weight: 400;
  line-height: 1.58;
  letter-spacing: 0.02em;
  text-shadow: 0 8px 20px rgba(0, 0, 0, 0.44);
}

.hero-material-title,
.hero-device-title,
.hero-energy-title {
  margin: 0 0 18px;
  color: #fff;
  font-size: clamp(2rem, 3vw, 3.1rem);
  font-weight: 500;
  line-height: 1.32;
  letter-spacing: 0.02em;
  text-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.hero-material-text,
.hero-device-text,
.hero-energy-text {
  margin: 0;
  max-width: 56ch;
  color: rgba(255, 255, 255, 0.94);
  font-size: clamp(1rem, 1.18vw, 1.16rem);
  font-weight: 400;
  line-height: 1.9;
  letter-spacing: 0.04em;
  text-shadow: 0 8px 20px rgba(0, 0, 0, 0.46);
}

.hero-material-text + .hero-material-text,
.hero-device-text + .hero-device-text,
.hero-energy-text + .hero-energy-text {
  margin-top: 10px;
}

@media (min-width: 768px) {
  html[lang="zh-CN"] .home-page .hero-device-copy {
    width: min(1180px, calc(100% - 72px));
  }

  html[lang="zh-CN"] .home-page .hero-device-title {
    font-size: clamp(2.4rem, 4.4vw, 4.2rem);
    line-height: 1.28;
    letter-spacing: 0.01em;
    white-space: nowrap;
  }

  html[lang="zh-CN"] .home-page .hero-device-text {
    max-width: none;
    font-size: clamp(1rem, 1.5vw, 1.25rem);
    line-height: 1.7;
    letter-spacing: 0.02em;
    white-space: nowrap;
  }
}

.home-card {
  position: relative;
  display: block;
  overflow: visible;
  transition: all 0.3s ease;
}

.home-card:hover {
  transform: translateY(-5px);
  filter: drop-shadow(10px 10px 20px rgba(0, 0, 0, 0.3));
}

.home-card img {
  width: 100%;
  height: auto;
  max-width: 300px;
  display: block;
  object-fit: cover;
  transition: 0.3s ease;
}

.home-card-label {
  position: absolute;
  left: 35%;
  bottom: 10%;
  z-index: 2;
  color: #fff;
  font-family: "Noto Sans JP", sans-serif;
  font-size: clamp(2rem, 3.2vw, 3.6rem);
  font-weight: 300;
  letter-spacing: 0.08em;
  line-height: 1;
  white-space: nowrap;
  text-shadow:
    0 2px 10px rgba(0, 0, 0, 0.2),
    0 8px 24px rgba(0, 0, 0, 0.18);
  transform: translateX(-50%);
  pointer-events: none;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.home-card:hover img {
  filter: brightness(70%);
  transform: scale(0.95);
}

.home-card:hover .home-card-label {
  transform: translateX(-50%) translateY(-4px);
}

.hero-slide-item {
  position: relative;
  overflow: hidden;
}

.hero-slide-item > a {
  display: block;
  width: min(100%, 1640px);
  margin: 0 auto;
}

.hero-slide-item picture,
.hero-slide-item a {
  display: block;
}

.hero-slide-item img {
  width: 100%;
  transition: transform 0.35s ease, filter 0.35s ease;
}

.hero-slide-item:hover img {
  filter: brightness(90%);
  transform: scale(1.03);
}

.hero-caption {
  display: none;
}

.hero-link {
  display: inline-block;
  color: inherit;
  text-decoration: none;
}

.hero-title-box {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 14px 28px;
  border: 2px solid rgba(34, 34, 34, 0.65);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  overflow: hidden;
  transition:
    transform 0.28s ease,
    box-shadow 0.28s ease,
    background-color 0.28s ease,
    border-color 0.28s ease;
}

.hero-title-box::after {
  content: "";
  position: absolute;
  top: -35%;
  left: -120%;
  width: 55%;
  height: 170%;
  transform: rotate(20deg);
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 1) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  pointer-events: none;
  opacity: 0;
  transition: all 0.6s ease;
}

.hero-title-box::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.55),
    rgba(255, 255, 255, 0.1)
  );
  opacity: 0.4;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.hero-title-box h2 {
  position: relative;
  z-index: 2;
  margin: 0;
  font-size: 36px;
  font-weight: 800;
  color: #111;
  letter-spacing: 0.03em;
}

.hero-link:hover .hero-title-box {
  transform: translateY(-2px) scale(1.02);
  background: rgba(255, 255, 255, 0.96);
  border-color: rgba(34, 34, 34, 1);
}

.hero-link:hover .hero-title-box::after {
  left: 140%;
  opacity: 1;
}

.hero-link:hover .hero-title-box::before {
  opacity: 0.7;
}

.hero-link:active .hero-title-box {
  transform: translateY(0) scale(0.98);
}

.carousel-indicators {
  position: static;
  width: min(100%, 1640px);
  margin: 20px auto 0;
  padding: 0 18px;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 18px;
}

.carousel-indicators [data-bs-target] {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  width: 100%;
  height: auto;
  padding: 0;
  margin: 0 !important;
  text-indent: 0;
  border: none;
  background: transparent;
  opacity: 1;
  color: rgba(255, 255, 255, 0.82);
  text-align: left;
}

.carousel-indicator-track {
  position: relative;
  display: block;
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.28);
  overflow: hidden;
}

.carousel-indicator-fill {
  position: absolute;
  left: 0;
  top: 0;
  width: 0%;
  height: 100%;
  background: #73d216;
}

.carousel-indicator-title {
  display: block;
  color: #fff;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.02em;
}

.carousel-indicators [data-bs-target]:hover .carousel-indicator-title,
.carousel-indicators .active .carousel-indicator-title {
  color: #fff;
}

.carousel-indicators .active .carousel-indicator-fill {
  animation: progress 6s linear forwards;
}

@keyframes progress {
  from {
    width: 0%;
  }

  to {
    width: 100%;
  }
}

.company-intro-row {
  display: flex;
  align-items: center;
  justify-content: center;
}

.company-desc h2 {
  margin: 0 0 6px;
  font-family: "Noto Sans JP", sans-serif;
}

.company-desc p {
  margin: 0;
}

.home-news {
  padding: 56px 0 24px;
}

.home-news-shell {
  position: relative;
  display: grid;
  grid-template-columns: minmax(220px, 0.58fr) minmax(0, 1.42fr);
  gap: 32px;
  align-items: start;
}

.home-news-intro,
.home-news-board {
  position: relative;
  z-index: 1;
}

.home-news-intro {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 2rem;
  min-height: 100%;
  padding: 12px 4px 6px 2px;
}

.home-news-kicker,
.home-news-board-kicker {
  margin: 0 0 10px;
  color: #8f6b36;
  font-family: "Barlow Condensed", "Noto Sans JP", sans-serif;
  font-size: 0.98rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.home-news-title {
  margin: 0;
  color: #1d2531;
  font-family: "Barlow Condensed", "Noto Sans JP", sans-serif;
  font-size: clamp(4.8rem, 9vw, 7.2rem);
  font-weight: 50;
  line-height: 0.92;
  letter-spacing: 0.06em;
}

.home-news-more {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-top: 0;
  color: #1d2531;
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-decoration: none;
}

.home-news-more-text {
  background-image: linear-gradient(currentColor, currentColor);
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0 1px;
  transition: background-size 0.35s ease, color 0.35s ease;
}

.home-news-more:hover .home-news-more-text {
  background-size: 100% 1px;
}

.home-news-board {
  overflow: hidden;
  padding: 18px 20px;
  border: 1px solid rgba(24, 34, 52, 0.08);
  border-radius: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(250, 248, 243, 0.82)),
    rgba(255, 255, 255, 0.88);
  box-shadow: 0 24px 56px rgba(18, 26, 38, 0.08);
}

.home-news-board-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(24, 34, 52, 0.08);
}

.home-news-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.home-news-item {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 16px;
  align-items: start;
  padding: 15px 14px;
  border: 1px solid rgba(24, 34, 52, 0.08);
  border-radius: 0;
  background: rgba(255, 255, 255, 0.84);
  color: #1d2531;
  text-decoration: none;
  transition:
    color 0.8s ease,
    border-color 0.8s ease,
    box-shadow 0.8s ease;
}

.home-news-item::before {
  content: "";
  position: absolute;
  inset: 0;
  background: #121821;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.95s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: 0;
}

.home-news-item:hover {
  color: #f6f8fb;
  border-color: rgba(18, 24, 33, 0.9);
  box-shadow: 0 18px 36px rgba(18, 24, 33, 0.18);
}

.home-news-item:hover::before {
  transform: scaleX(1);
}

.home-news-item-meta {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.home-news-item-date {
  color: #1d2531;
  font-family: "Barlow Condensed", "Noto Sans JP", sans-serif;
  font-size: 1.08rem;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.home-news-item:hover .home-news-item-date {
  color: #f6f8fb;
}

.home-news-item-tag {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 28px;
  padding: 0.24rem 0.65rem;
  border-radius: 999px;
  background: rgba(143, 107, 54, 0.12);
  color: #8f6b36;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  transition:
    background-color 0.45s ease,
    color 0.45s ease,
    border-color 0.45s ease;
}

.home-news-item:hover .home-news-item-tag {
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.08);
  color: #f6f8fb;
}

.home-news-item-title {
  position: relative;
  z-index: 1;
  margin: 0;
  color: #1d2531;
  font-size: 1.02rem;
  line-height: 1.8;
}

.home-news-item:hover .home-news-item-title {
  color: #f6f8fb;
}

.home-news-item-title-text {
  background-image: linear-gradient(currentColor, currentColor);
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0 1px;
  transition: background-size 0.35s ease;
}

.home-news-item:hover .home-news-item-title-text {
  background-size: 100% 1px;
}

.company-link {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  color: #222;
  font-family: "Cormorant Garamond", serif;
  font-size: 40px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: color 0.3s ease;
}

.company-ja {
  display: block;
}

.company-en {
  display: block;
  color: #222;
  font-size: 20px;
  letter-spacing: 0.3em;
}

html[lang="en"] .company-link {
  flex-direction: row;
  white-space: nowrap;
}

html[lang="en"] .company-en {
  display: none;
}

@media (min-width: 1200px) {
  html[lang="en"] .home-page .company-intro-row {
    justify-content: flex-start;
    gap: 24px;
  }

  html[lang="en"] .home-page .company-link {
    font-size: clamp(2rem, 3vw, 2.65rem);
    letter-spacing: 0.06em;
  }

  html[lang="en"] .home-page .divider {
    flex: 0 0 2px;
    margin: 0 4px;
  }

  html[lang="en"] .home-page .company-desc {
    flex: 1 1 auto;
    min-width: 0;
  }

  html[lang="en"] .home-page .company-desc h2 {
    font-size: clamp(1.35rem, 2vw, 1.9rem);
    line-height: 1.25;
    letter-spacing: 0.02em;
    white-space: nowrap;
  }

  html[lang="en"] .home-page .company-desc p {
    font-size: clamp(0.88rem, 1.1vw, 1rem);
    line-height: 1.55;
    letter-spacing: 0.01em;
  }
}

html[lang="zh-CN"] .company-link {
  flex-direction: column;
}

html[lang="zh-CN"] .company-en {
  display: block;
}

.divider {
  display: inline-block;
  width: 2px;
  height: 80px;
  margin: 0 20px;
  vertical-align: middle;
  background: #999;
}

.block-img {
  display: block;
  height: auto;
  margin: 0 auto;
}

.block-box {
  position: relative;
  margin-top: 50px;
  text-align: center;
}

.strength .block-text,
.partnership .block-text {
  position: absolute;
  width: 100%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.strength .block-text {
  top: 15%;
}

.partnership .block-text {
  top: 16%;
}

.block-title {
  margin: 0;
  font-size: 80px;
  font-weight: 100;
}

.block-en {
  margin: 0 0 8px;
  font-family: "Gilam", sans-serif;
  font-size: 40px;
  font-weight: 300;
  letter-spacing: 0.1em;
}

.strength-cards {
  position: absolute;
  top: 120%;
  left: 50%;
  transform: translateX(-50%);
  width: min(84%, 920px);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.strength-card {
  background: rgba(255, 255, 255, 0.85);
  min-height: 112px;
  padding: 18px 22px;
  border: 1px solid #eee;
  border-radius: 0;
  backdrop-filter: blur(4px);
  transition: all 0.3s ease;
}

.strength-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}

.strength-card h3 {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 500;
}

.strength-card p {
  margin: 0;
  color: #555;
  font-size: 14px;
  line-height: 1.8;
}

.partnership {
  margin-top: 80px;
}

.partnership .block-title {
  font-family: "Noto Sans JP", sans-serif;
}

.partnership .block-en {
  color: #666;
  margin: 8px 0 0;
}

.partnership-info {
  position: absolute;
  top: 65%;
  left: 52%;
  transform: translate(-50%, -50%);
  width: 67%;
  padding: 34px 40px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 0;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(6px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  text-align: left;
  transition: all 0.3s ease;
}

.partnership-info:hover {
  transform: translate(-50%, -52%) scale(1.02);
  box-shadow:
    0 20px 50px rgba(0, 0, 0, 0.12),
    0 0 20px rgba(255, 255, 255, 0.3);
}

.partnership-text {
  margin: 0 0 16px;
  color: #444;
  font-size: 16px;
  line-height: 2.1;
  letter-spacing: 0.03em;
}

.partnership-text:last-child {
  margin-bottom: 0;
}

.home-page .partnership .block-en {
  color: #fff;
}

html[lang="en"] .home-page .home-block .block-en {
  display: none;
}

.home-page .partnership-info {
  text-align: center;
}

.home-page .partnership-text {
  max-width: 920px;
  margin: 0 auto 16px;
  text-align: center;
}

html[lang="en"] .home-page .partnership-info {
  width: min(calc(100vw - 80px), 1280px);
}

html[lang="en"] .home-page .partnership-text {
  max-width: 1280px;
  font-size: clamp(14px, 1.1vw, 16px);
  letter-spacing: 0.02em;
}

html[lang="zh-CN"] .home-page .partnership-info {
  width: min(calc(100vw - 80px), 1280px);
}

html[lang="zh-CN"] .home-page .partnership-text {
  max-width: 1280px;
  font-size: clamp(14px, 1.45vw, 16px);
  letter-spacing: 0.02em;
}

html[lang="zh-CN"] .home-page .partnership-break-primary {
  display: none;
}

@media (min-width: 1100px) {
  html[lang="en"] .home-page .partnership-text {
    white-space: nowrap;
  }
}

@media (min-width: 900px) {
  html[lang="zh-CN"] .home-page .partnership-text {
    white-space: nowrap;
  }
}

.block-link {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 100%;
  color: inherit;
  text-decoration: none;
  transition: transform 0.3s ease;
  text-align: center;
}

.block-link:hover {
  transform: translateY(-4px);
}

.block-link .block-title,
.block-link .block-en {
  position: relative;
  display: block;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}

.block-link .block-title::after,
.block-link .block-en::after {
  content: "";
  position: absolute;
  left: 0;
  width: 0;
  height: 2px;
  background: #fff;
  transition: width 0.35s ease;
}

.block-link .block-title::after {
  bottom: -8px;
}

.block-link .block-en::after {
  bottom: -6px;
  transition-delay: 0.05s;
}

.block-link:hover .block-title::after,
.block-link:hover .block-en::after {
  width: 100%;
}

@media (max-width: 767px) {
  #myCarousel {
    position: relative;
    margin-top: 0;
    padding: 12px 0 26px;
    overflow: visible;
    background: #000;
  }

  #myCarousel .carousel-inner {
    height: auto;
    overflow: visible;
    background: #000;
  }

  #myCarousel .carousel-item,
  .hero-slide-item,
  .hero-slide-item > a,
  .hero-slide-item picture {
    height: auto;
  }

  .hero-slide-item > a {
    position: relative;
    width: calc(100% - 24px);
    margin: 0 auto;
    overflow: visible;
  }

  .hero-slide-item > a::after {
    content: none;
  }

  .hero-slide-item img {
    height: auto;
    object-fit: initial;
    object-position: initial;
    filter: none;
  }

  .hero-slide-item:hover img {
    filter: brightness(90%);
  }

  .hero-material-copy,
  .hero-device-copy,
  .hero-energy-copy,
  .hero-strength-copy,
  .hero-network-copy,
  .hero-vision-copy,
  .hero-carbon-copy {
    width: auto;
    max-width: none;
    z-index: 2;
  }

  .hero-material-copy,
  .hero-device-copy,
  .hero-energy-copy {
    left: 22px;
    right: 22px;
    bottom: 26px;
  }

  .hero-device-copy {
    left: 16px;
    right: 18px;
  }

  .hero-strength-copy {
    top: 55%;
    left: 50%;
    width: calc(100% - 14px);
    text-align: center;
    transform: translate(-50%, -50%);
  }

  .hero-network-copy {
    left: 16px !important;
    right: 16px !important;
    top: 52px !important;
    transform: none !important;
  }

  .hero-vision-copy {
    left: 12px;
    right: 12px;
    bottom: 22px;
  }

  .hero-carbon-copy {
    left: 18px;
    right: 18px;
    top: 34%;
    transform: none;
  }

  .hero-vision-title {
    margin-bottom: 10px;
    max-width: none;
    font-size: clamp(0.98rem, 4.25vw, 1.25rem);
    line-height: 1.24;
    white-space: nowrap;
    overflow-wrap: anywhere;
    word-break: keep-all;
  }

  .hero-vision-en {
    font-size: clamp(0.92rem, 3.8vw, 1.28rem);
  }

  .hero-vision-zh {
    margin-top: 4px;
    font-size: clamp(0.98rem, 4vw, 1.34rem);
  }

  .hero-carbon-title {
    margin-bottom: 8px;
    color: #0f1112;
    font-size: clamp(1.08rem, 4.7vw, 1.55rem);
    line-height: 1.14;
    letter-spacing: 0.07em;
    overflow-wrap: anywhere;
    word-break: break-all;
    line-break: anywhere;
  }

  .hero-carbon-text {
    color: #16181a;
    font-size: clamp(0.68rem, 2.55vw, 0.9rem);
    line-height: 1.4;
    letter-spacing: 0.1em;
  }

  .hero-network-title {
    margin-bottom: 8px;
    font-size: clamp(0.95rem, 4.1vw, 1.3rem);
    line-height: 1.22;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-all;
    line-break: anywhere;
  }

  .hero-network-text {
    max-width: 33em;
    font-size: clamp(0.58rem, 2.55vw, 0.7rem);
    line-height: 1.42;
    letter-spacing: 0.01em;
  }

  .hero-strength-title {
    max-width: none;
    margin: 0 auto 6px;
    font-size: clamp(0.98rem, 4.25vw, 1.3rem);
    line-height: 1.2;
    white-space: nowrap;
    overflow-wrap: anywhere;
    word-break: break-all;
    line-break: anywhere;
  }

  .hero-strength-text {
    max-width: 100%;
    font-size: clamp(0.56rem, 2.55vw, 0.68rem);
    line-height: 1.42;
    letter-spacing: 0.01em;
    text-align: center;
  }

  .hero-material-copy-inner,
  .hero-device-copy-inner,
  .hero-energy-copy-inner,
  .hero-strength-copy-inner,
  .hero-network-copy-inner,
  .hero-vision-copy-inner,
  .hero-carbon-copy-inner {
    padding: 0;
    margin: 0;
  }

  .hero-material-title,
  .hero-device-title,
  .hero-energy-title {
    max-width: 17em;
    margin-bottom: 8px;
    font-size: clamp(0.92rem, 4vw, 1.22rem);
    line-height: 1.28;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-all;
    line-break: anywhere;
  }

  .hero-material-text,
  .hero-device-text,
  .hero-energy-text {
    max-width: 31em;
    font-size: 0.68rem;
    line-height: 1.42;
  }

  .hero-material-text + .hero-material-text,
  .hero-device-text + .hero-device-text,
  .hero-energy-text + .hero-energy-text {
    margin-top: 7px;
  }

  .carousel-indicators {
    position: static;
    display: grid !important;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    justify-items: stretch;
    gap: 6px;
    width: min(calc(100vw - 22px), 320px);
    max-width: min(calc(100vw - 22px), 320px);
    margin: 12px auto 0;
    padding: 0;
    overflow: visible;
  }

  .carousel-indicators [data-bs-target] {
    box-sizing: border-box;
    width: auto;
    min-width: 0;
    max-width: none;
    gap: 4px;
    overflow: visible;
  }

  .carousel-indicator-track {
    height: 4px;
    background: rgba(255, 255, 255, 0.22);
  }

  .carousel-indicator-title {
    display: block;
    width: 100%;
    font-size: clamp(6.4px, 1.7vw, 7.4px);
    line-height: 1.2;
    letter-spacing: 0;
    white-space: nowrap;
    text-align: center;
  }

  .home-page .company-intro-row {
    display: block;
    padding: 48px 16px 34px !important;
  }

  .home-page .company-name,
  .home-page .company-desc {
    width: 100%;
    min-width: 0;
  }

  .home-page .company-link {
    font-size: clamp(2.15rem, 10vw, 2.85rem);
    line-height: 1.08;
    letter-spacing: 0.04em;
    white-space: normal;
    overflow-wrap: anywhere;
  }

  .home-page .company-en {
    font-size: 0.9rem;
    line-height: 1.35;
    letter-spacing: 0.16em;
  }

  .home-page .divider {
    display: none;
  }

  .home-page .company-desc {
    margin-top: 22px;
  }

  .home-page .company-desc h2 {
    margin-bottom: 12px;
    max-width: 15em;
    font-size: clamp(1.08rem, 4.8vw, 1.35rem);
    line-height: 1.45;
    letter-spacing: 0.02em;
    overflow-wrap: anywhere;
    word-break: break-all;
    line-break: anywhere;
  }

  .home-page .company-desc p {
    max-width: 24em;
    font-size: 0.84rem;
    line-height: 1.85;
    letter-spacing: 0.02em;
    overflow-wrap: anywhere;
    word-break: break-all;
    line-break: anywhere;
  }

  .home-page .home-card {
    width: fit-content;
    max-width: 100%;
    margin-right: auto;
    margin-left: auto;
  }

  .home-page .home-card img {
    margin-right: auto;
    margin-left: auto;
  }

  .home-news-shell {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .home-page .home-news-board {
    width: min(68%, 250px);
    margin-right: auto;
    margin-left: auto;
    justify-self: center;
  }

  .home-news-intro {
    padding-top: 0;
  }

  .home-page .home-news-item {
    grid-template-columns: 1fr;
    gap: 0.65rem;
    width: 100%;
    justify-self: stretch;
    padding: 13px 14px;
  }

  .home-page .home-news-item-title {
    font-size: clamp(0.58rem, 2.4vw, 0.72rem);
    line-height: 1.45;
    letter-spacing: 0;
    white-space: nowrap;
  }

  .home-page .home-news-item-title-text {
    display: block;
    white-space: nowrap;
  }

  .home-page .strength .block-title {
    font-size: clamp(2.1rem, 11vw, 2.7rem);
    line-height: 1.08;
    letter-spacing: 0;
    white-space: nowrap;
  }

  .home-page .strength .block-en {
    font-size: clamp(1.35rem, 7vw, 2rem);
    letter-spacing: 0.08em;
    white-space: nowrap;
  }

  .home-page .strength-card {
    padding-right: 16px;
    padding-left: 16px;
  }

  .home-page .strength-card h3,
  .home-page .strength-card p,
  .home-page .partnership-text {
    overflow-wrap: anywhere;
    word-break: break-all;
    line-break: anywhere;
  }

  .home-page .partnership .block-title {
    font-size: clamp(1.75rem, 9vw, 2.25rem);
    line-height: 1.05;
    letter-spacing: 0;
    white-space: nowrap;
  }

  .home-page .partnership-text {
    max-width: calc(100vw - 28px);
    font-size: 0.9rem;
    line-height: 1.9;
  }

  .strength-cards {
    top: 112%;
    width: min(92%, 640px);
    grid-template-columns: 1fr;
  }

  .strength-card {
    min-height: auto;
  }
}