:root {
  color-scheme: light;
  --ink: #0f2027;
  --muted: #5d6d76;
  --line: #d6e0e5;
  --paper: #f3f6f8;
  --white: #ffffff;
  --teal: #0b838c;
  --teal-dark: #0a5964;
  --brand-blue: #143f7a;
  --accent-red: #d71920;
  --amber: #b57728;
  --steel: #1d2f3a;
  --surface-soft: #eef4f5;
  --shadow: 0 24px 72px rgba(15, 32, 39, 0.14);
  --shadow-tight: 0 16px 42px rgba(15, 32, 39, 0.12);
  --shadow-hover: 0 30px 70px rgba(10, 49, 55, 0.2);
  --container: min(100%, 1480px);
  font-family: "Outfit", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  max-width: 100vw;
  background:
    radial-gradient(circle at 16% 0%, rgba(11, 131, 140, 0.08), transparent 32rem),
    radial-gradient(circle at 86% 18%, rgba(181, 119, 40, 0.08), transparent 30rem),
    var(--paper);
  color: var(--ink);
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0;
}

main {
  max-width: 100vw;
  overflow-x: hidden;
}

main > section {
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: radial-gradient(rgba(12, 44, 51, 0.08) 0.7px, transparent 0.7px);
  background-size: 4px 4px;
  opacity: 0.34;
}

.skip-link {
  position: fixed;
  top: -44px;
  left: 12px;
  z-index: 100;
  min-height: 36px;
  padding: 8px 14px;
  border-radius: 8px;
  background: #ffffff;
  border: 1px solid var(--line);
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
  transition: top 0.2s ease;
}

.skip-link:focus-visible {
  top: 12px;
}

a {
  color: inherit;
  text-decoration: none;
}

:focus-visible {
  outline: 3px solid rgba(11, 131, 140, 0.32);
  outline-offset: 3px;
}

img {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  font: inherit;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100dvw;
  max-width: 100dvw;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(10px, 1.8vw, 22px);
  padding: 12px clamp(18px, 3.2vw, 46px);
  background: rgba(246, 249, 249, 0.78);
  border-bottom: 1px solid rgba(214, 224, 229, 0.72);
  backdrop-filter: blur(22px);
  transform: translate3d(0, 0, 0);
  opacity: 1;
  transition:
    transform 0.42s cubic-bezier(0.2, 0.8, 0.2, 1),
    opacity 0.32s ease,
    background 0.2s ease,
    box-shadow 0.2s ease,
    padding 0.2s ease;
  will-change: transform;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-tight);
}

.site-header.is-hidden {
  transform: translate3d(0, calc(-100% - 18px), 0);
  opacity: 0;
  pointer-events: none;
}

body.nav-open .site-header,
.site-header:focus-within {
  transform: translate3d(0, 0, 0);
  opacity: 1;
  pointer-events: auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex: 0 0 auto;
}

.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  overflow: hidden;
  border: 1px solid rgba(5, 123, 131, 0.32);
  background:
    radial-gradient(circle at 78% 18%, rgba(155, 214, 210, 0.55), transparent 24%),
    linear-gradient(135deg, #057b83 0%, #0b3943 58%, #102026 100%);
  color: #fff;
  font-size: 0;
  font-weight: 900;
  border-radius: 8px;
  box-shadow: 0 12px 26px rgba(5, 81, 92, 0.22);
  isolation: isolate;
}

.brand-mark::before {
  content: "";
  position: absolute;
  inset: 10px 9px 16px;
  z-index: -1;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(155, 214, 210, 0.72));
  clip-path: polygon(50% 0, 100% 86%, 64% 72%, 50% 100%, 36% 72%, 0 86%);
  opacity: 0.9;
}

.brand-mark::after {
  content: "XY";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 7px;
  color: #fff;
  font-size: 13px;
  line-height: 1;
  letter-spacing: 0;
  text-align: center;
}

.brand-mark-logo {
  width: clamp(108px, 10vw, 152px);
  height: auto;
  flex: 0 0 auto;
  border: 0;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
}

.brand-mark-logo::before,
.brand-mark-logo::after {
  display: none;
}

.brand-mark-logo img {
  width: 100%;
  height: auto;
  object-fit: unset;
}

.brand-text {
  display: grid;
  gap: 3px;
}

.brand-text strong {
  font-size: clamp(16px, 1.2vw, 19px);
  font-weight: 800;
  line-height: 1.1;
}

.brand-text small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.2px;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 4px;
  min-width: 0;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 7px 10px;
  color: #33464f;
  font-size: clamp(13px, 0.78vw, 15px);
  font-weight: 700;
  line-height: 1.2;
  border-radius: 8px;
  white-space: nowrap;
  overflow-wrap: anywhere;
  transition: color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  background: rgba(5, 123, 131, 0.09);
  color: var(--teal-dark);
  transform: translateY(-1px);
}

.site-nav a.is-active:not(.nav-cta) {
  background: rgba(5, 123, 131, 0.14);
  color: var(--teal-dark);
  box-shadow: inset 0 0 0 1px rgba(5, 123, 131, 0.18);
}

.site-nav .nav-cta {
  color: #fff;
  background: linear-gradient(135deg, var(--ink), #173942);
  font-weight: 700;
  box-shadow: 0 12px 28px rgba(15, 32, 39, 0.16);
}

.site-nav .nav-cta.is-active,
.site-nav .nav-cta:hover,
.site-nav .nav-cta:focus-visible {
  color: #fff;
  background: linear-gradient(135deg, var(--teal-dark), var(--ink));
}

.language-select {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 40px;
  padding: 2px 2px 2px 8px;
  border: 1px solid rgba(16, 32, 38, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72);
}

.language-select select {
  min-height: 38px;
  max-width: 128px;
  padding: 0 28px 0 8px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: #33464f;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.language-indicator {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
}

.language-indicator::before {
  content: "";
  width: 15px;
  height: 15px;
  border: 2px solid currentColor;
  border-radius: 50%;
  background:
    linear-gradient(currentColor, currentColor) center / 2px 100% no-repeat,
    linear-gradient(currentColor, currentColor) center / 100% 2px no-repeat;
  opacity: 0.78;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: 8px;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
}

.nav-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100dvw;
  height: 100dvh;
  z-index: 15;
  display: block;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  background: rgba(8, 19, 24, 0.28);
  backdrop-filter: blur(2px);
  transition:
    opacity 0.28s ease,
    visibility 0.28s ease;
}

.nav-backdrop.is-open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.hero {
  position: relative;
  min-height: max(92dvh, 760px);
  display: grid;
  align-items: end;
  padding: 138px clamp(18px, 5vw, 72px) 70px;
  overflow: hidden;
  isolation: isolate;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: radial-gradient(rgba(255, 255, 255, 0.09) 0.75px, transparent 0.75px);
  background-size: 3px 3px;
  opacity: 0.12;
  pointer-events: none;
}

.hero-media,
.hero-media img,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-media {
  z-index: -2;
}

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

.hero-overlay {
  z-index: -1;
  background:
    radial-gradient(circle at 12% 18%, rgba(11, 131, 140, 0.46), transparent 26rem),
    radial-gradient(circle at 86% 88%, rgba(181, 119, 40, 0.24), transparent 22rem),
    linear-gradient(90deg, rgba(7, 20, 25, 0.9) 0%, rgba(7, 20, 25, 0.7) 34%, rgba(7, 20, 25, 0.12) 76%),
    linear-gradient(0deg, rgba(246, 248, 247, 0.2), transparent 34%);
}

.hero-content {
  width: min(1060px, 100%);
  color: #fff;
  transition: transform 0.28s ease-out;
  will-change: transform;
}

.eyebrow,
.section-kicker,
.product-label {
  margin: 0 0 14px;
  color: #9bd6d2;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  max-width: min(960px, 16ch);
  margin: 0;
  font-size: clamp(38px, 5.2vw, 78px);
  line-height: 1.03;
  letter-spacing: 0;
  text-wrap: balance;
}

.hero-lead {
  max-width: 60ch;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(18px, 1.9vw, 22px);
  line-height: 1.75;
  text-wrap: pretty;
}

.hero-actions,
.product-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(15, 32, 39, 0.16);
}

.button:active {
  transform: translateY(0) scale(0.98);
}

.button-primary {
  background: linear-gradient(135deg, var(--teal), #076c75);
  color: #fff;
  box-shadow: 0 12px 28px rgba(11, 131, 140, 0.22);
}

.button-ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.08);
}

.button-soft {
  color: var(--teal-dark);
  background: #e8f3f1;
  border-color: #c7dedc;
}

.button:disabled {
  opacity: 0.56;
  cursor: not-allowed;
  transform: none;
}

.hero-panel {
  position: absolute;
  right: clamp(18px, 5vw, 72px);
  bottom: 48px;
  display: grid;
  grid-template-columns: repeat(3, minmax(96px, 1fr));
  gap: 1px;
  max-width: 520px;
  width: min(44vw, 520px);
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.34);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  transition: transform 0.28s ease-out;
  will-change: transform;
}

.hero-panel div {
  display: grid;
  gap: 6px;
  min-height: 104px;
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.02)),
    rgba(8, 26, 31, 0.54);
  color: rgba(255, 255, 255, 0.76);
}

.metric {
  color: #fff;
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 900;
}

.section {
  padding: clamp(90px, 9vw, 142px) clamp(18px, 5vw, 72px);
  scroll-margin-top: 112px;
}

.intro-grid,
.section-heading,
.news-rail,
.news-detail,
.product-shell,
.scenario-shell,
.service-inner,
.case-list {
  width: var(--container);
  margin-inline: auto;
}

.section.is-reveal-ready {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.56s ease, transform 0.56s ease;
}

.section.is-reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

.intro-band {
  overflow: hidden;
  background:
    radial-gradient(circle at 86% 28%, rgba(11, 131, 140, 0.1), transparent 28rem),
    var(--white);
}

.intro-band::before {
  content: "";
  position: absolute;
  inset: 18% auto auto clamp(18px, 5vw, 72px);
  width: min(32vw, 360px);
  height: 2px;
  background: linear-gradient(90deg, var(--teal), transparent);
  opacity: 0.42;
}

.news-section {
  overflow: hidden;
  background:
    linear-gradient(180deg, #ffffff 0%, #f3f7f7 100%);
}

.news-heading {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(280px, 1.1fr);
  align-items: end;
  gap: clamp(24px, 5vw, 90px);
}

.news-heading p {
  justify-self: end;
  width: min(100%, 62ch);
  text-wrap: pretty;
  overflow-wrap: anywhere;
}

.news-rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(340px, 38vw);
  align-items: stretch;
  gap: 16px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scroll-snap-type: x mandatory;
  padding: 4px 4px 18px;
  scrollbar-width: thin;
  scrollbar-color: rgba(20, 63, 122, 0.46) rgba(217, 226, 229, 0.72);
}

.news-rail::-webkit-scrollbar {
  height: 8px;
}

.news-rail::-webkit-scrollbar-track {
  background: rgba(217, 226, 229, 0.72);
  border-radius: 999px;
}

.news-rail::-webkit-scrollbar-thumb {
  background: rgba(20, 63, 122, 0.48);
  border-radius: 999px;
}

.news-card {
  position: relative;
  display: grid;
  align-items: end;
  min-height: 364px;
  width: 100%;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(217, 226, 229, 0.95);
  border-radius: 8px;
  background: #0d1d25;
  color: #fff;
  text-align: left;
  cursor: pointer;
  scroll-snap-align: start;
  box-shadow: 0 18px 44px rgba(16, 32, 38, 0.12);
  appearance: none;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.news-card:hover,
.news-card:focus-visible,
.news-card.active {
  transform: translateY(-4px);
  border-color: rgba(5, 123, 131, 0.72);
  box-shadow: 0 28px 60px rgba(16, 32, 38, 0.18);
}

.news-card-media,
.news-card-media img {
  position: absolute;
  inset: 0;
}

.news-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform 0.4s ease;
}

.news-card:hover .news-card-media img,
.news-card:focus-visible .news-card-media img {
  transform: scale(1.07);
}

.news-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6, 20, 25, 0.05) 0%, rgba(6, 20, 25, 0.2) 38%, rgba(6, 20, 25, 0.9) 100%),
    linear-gradient(90deg, rgba(20, 63, 122, 0.52), transparent 56%);
}

.news-card-overlay {
  position: relative;
  z-index: 1;
  display: grid;
  align-self: end;
  gap: 10px;
  width: 100%;
  min-height: 58%;
  padding: clamp(18px, 2.4vw, 28px);
  align-content: end;
}

.news-card-meta {
  width: max-content;
  max-width: 100%;
  padding: 5px 8px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.12);
  color: #d4eeee;
  font-size: 12px;
  font-weight: 900;
  backdrop-filter: blur(12px);
}

.news-card strong {
  display: block;
  max-width: 96%;
  overflow-wrap: anywhere;
  font-size: clamp(20px, 2vw, 30px);
  line-height: 1.2;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-wrap: pretty;
}

.news-card small {
  display: block;
  max-width: 100%;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  line-height: 1.6;
  overflow-wrap: anywhere;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-wrap: pretty;
}

.news-card-cta {
  width: max-content;
  max-width: 100%;
  margin-top: 4px;
  color: #a8eeee;
  font-size: 13px;
  font-weight: 900;
}

.news-detail {
  height: 0;
  margin-top: 0;
  opacity: 0;
  transform: translateY(16px);
  overflow: hidden;
  transition: height 0.62s ease, opacity 0.32s ease, transform 0.48s ease, margin-top 0.48s ease;
}

.news-detail.is-open {
  height: var(--news-detail-height, auto);
  margin-top: 18px;
  opacity: 1;
  transform: translateY(0);
}

.news-detail.is-closing {
  margin-top: 18px;
  pointer-events: none;
}

.news-detail-inner {
  min-height: 0;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(320px, 1.1fr);
  align-items: start;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 26px 60px rgba(16, 32, 38, 0.14);
}

.news-detail-media {
  height: clamp(320px, 32vw, 460px);
  min-height: 320px;
  background: #0d1d25;
}

.news-detail-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.news-detail-copy {
  display: grid;
  align-content: start;
  gap: 16px;
  padding: clamp(24px, 4vw, 46px);
  min-width: 0;
}

.news-detail-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.news-detail-copy h3 {
  margin: 0;
  overflow-wrap: anywhere;
  font-size: clamp(28px, 3.6vw, 48px);
  line-height: 1.12;
  text-wrap: balance;
}

.news-detail-lead,
.news-detail-body p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.78;
  overflow-wrap: anywhere;
}

.news-detail-body {
  display: grid;
  gap: 10px;
  max-width: 72ch;
  max-height: min(48vh, 560px);
  overflow-y: auto;
  padding-right: 8px;
  scrollbar-width: thin;
  scrollbar-color: rgba(10, 89, 100, 0.48) rgba(214, 224, 229, 0.8);
}

.news-detail-body::-webkit-scrollbar {
  width: 8px;
}

.news-detail-body::-webkit-scrollbar-track {
  background: rgba(214, 224, 229, 0.8);
  border-radius: 999px;
}

.news-detail-body::-webkit-scrollbar-thumb {
  background: rgba(10, 89, 100, 0.5);
  border-radius: 999px;
}

.news-external {
  width: max-content;
}

.news-collapse-bottom {
  display: grid;
  justify-items: center;
  gap: 8px;
  width: max-content;
  max-width: 100%;
  margin: 10px auto 0;
  padding: 12px 18px;
  border: 1px solid #cfe1e3;
  border-radius: 999px;
  background: #edf7f6;
  color: var(--teal-dark);
  cursor: pointer;
  font-weight: 900;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.news-collapse-bottom:hover,
.news-collapse-bottom:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(5, 123, 131, 0.48);
  background: #e1f1ef;
}

.news-collapse-bottom span {
  width: 12px;
  height: 12px;
  border-top: 3px solid currentColor;
  border-left: 3px solid currentColor;
  transform: rotate(45deg);
}

.news-collapse-bottom strong {
  font-size: 13px;
  line-height: 1.2;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) minmax(280px, 1.2fr);
  gap: clamp(24px, 6vw, 84px);
  align-items: start;
}

h2 {
  margin: 0;
  font-size: clamp(32px, 5vw, 58px);
  line-height: 1.12;
  letter-spacing: 0;
  text-wrap: balance;
}

.intro-grid p,
.section-heading p,
.product-copy p,
.contact-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.9;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  align-items: end;
  margin-bottom: 36px;
}

.section-heading p {
  max-width: 62ch;
  text-wrap: pretty;
}

.products-section {
  background:
    linear-gradient(180deg, #edf3f4 0%, #f7fbfa 100%);
}

.product-shell {
  position: relative;
  display: grid;
  gap: 18px;
  --product-panel-height: clamp(620px, 74vh, 760px);
  height: var(--product-panel-height);
  min-height: 0;
  overflow: hidden;
}

.product-list-view,
.product-stage {
  height: 100%;
  min-height: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  will-change: opacity, transform;
}

.product-list-view {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px;
  overflow: hidden;
  border: 1px solid rgba(217, 226, 229, 0.95);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(251, 254, 253, 0.78));
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.product-shell.is-list .product-list-view {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.product-shell.is-list .product-stage {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateX(26px);
  pointer-events: none;
  visibility: hidden;
}

.product-shell.is-detail .product-list-view {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateX(-26px);
  pointer-events: none;
  visibility: hidden;
}

.product-shell.is-detail .product-stage {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
  visibility: visible;
}

.product-tools {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  padding: 18px;
  border: 1px solid rgba(217, 226, 229, 0.9);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
}

.product-search {
  display: grid;
  gap: 8px;
  width: min(100%, 520px);
}

.product-search span {
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 900;
}

.product-search input {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  border: 1px solid #c9d8db;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.product-search input:focus {
  outline: none;
  border-color: rgba(11, 131, 140, 0.7);
  box-shadow: 0 0 0 4px rgba(11, 131, 140, 0.12);
}

.product-result-count {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border: 1px solid #d2e1e2;
  border-radius: 8px;
  background: #f7fbfa;
  color: var(--muted);
  font-size: 14px;
  font-weight: 900;
  white-space: nowrap;
}

.product-browser {
  display: grid;
  gap: 18px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  max-width: 100%;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: auto;
  align-content: start;
  padding: 8px 10px 12px 8px;
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 128, 135, 0.55) rgba(230, 242, 241, 0.9);
}

.product-grid::-webkit-scrollbar {
  width: 8px;
}

.product-grid::-webkit-scrollbar-track {
  background: rgba(230, 242, 241, 0.95);
  border-radius: 999px;
}

.product-grid::-webkit-scrollbar-thumb {
  background: rgba(0, 128, 135, 0.58);
  border-radius: 999px;
}

.product-grid::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 128, 135, 0.78);
}

.product-card {
  min-height: 230px;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: 8px;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.product-card:hover,
.product-card:focus-visible,
.product-card.active {
  border-color: rgba(5, 123, 131, 0.52);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.product-card-image {
  display: block;
  width: 100%;
  aspect-ratio: 1.45;
  background: #dbe5e4;
  overflow: hidden;
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.01);
  transition: transform 0.55s ease;
}

.product-card:hover .product-card-image img,
.product-card:focus-visible .product-card-image img {
  transform: scale(1.07);
}

.product-card-body {
  display: grid;
  gap: 6px;
  padding: 14px;
}

.product-card-body strong {
  color: var(--ink);
  font-size: 17px;
  line-height: 1.35;
  overflow-wrap: anywhere;
  text-wrap: pretty;
}

.product-card-body small {
  color: var(--muted);
  font-size: 13px;
}

.empty-state {
  padding: 28px;
  border: 1px dashed #b7c7c9;
  border-radius: 8px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.6);
}

.product-tabs {
  display: flex;
  gap: 8px;
  max-width: 100%;
  min-width: 0;
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-inline: contain;
  scroll-snap-type: x proximity;
  padding: 4px 8px 8px;
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
  scrollbar-width: none;
  touch-action: pan-x pan-y;
  contain: paint;
}

.product-tabs::-webkit-scrollbar {
  display: none;
}

.product-tabs.is-dragging {
  cursor: grabbing;
  scroll-snap-type: none;
  scroll-behavior: auto;
}

.product-tab {
  flex: 0 0 auto;
  min-height: 42px;
  max-width: min(260px, 42vw);
  padding: 6px 12px;
  border: 1px solid var(--line);
  background: var(--white);
  color: #34464e;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  cursor: pointer;
  overflow-wrap: anywhere;
  scroll-snap-align: start;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.product-tab span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.product-tab small {
  min-width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 7px;
  border-radius: 8px;
  background: #edf6f5;
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
}

.product-tab:hover,
.product-tab:focus-visible {
  border-color: rgba(11, 131, 140, 0.5);
  color: var(--teal-dark);
  transform: translateY(-2px);
}

.product-tab.active {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

.product-tab.active small {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.product-stage {
  display: grid;
  grid-template-columns: minmax(280px, 0.95fr) minmax(320px, 1.05fr);
  grid-template-rows: auto minmax(0, 1fr);
  gap: 36px;
  scroll-margin-top: 104px;
  padding: clamp(24px, 4vw, 44px);
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 18%, rgba(11, 131, 140, 0.1), transparent 24rem),
    var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.product-detail-toolbar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.product-step-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.dynamic-product-stage {
  align-items: center;
}

.product-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: auto;
  padding-right: 8px;
}

.product-copy h3 {
  margin: 0 0 18px;
  font-size: clamp(30px, 3.8vw, 48px);
  line-height: 1.06;
  overflow-wrap: anywhere;
  text-wrap: balance;
}

.product-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.product-chip-list span {
  padding: 8px 10px;
  border: 1px solid #c8dcdd;
  border-radius: 8px;
  color: var(--teal-dark);
  background: #f4faf9;
  font-size: 13px;
  font-weight: 800;
}

.product-media-panel {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto auto;
  gap: 12px;
  min-height: 0;
  overflow: hidden;
  align-self: stretch;
}

.product-main-media {
  width: 100%;
  height: 100%;
  min-height: 0;
  overflow: hidden;
  border: 1px solid #d7e2e4;
  border-radius: 8px;
  background: #fff;
  aspect-ratio: auto;
}

.product-main-media img,
.product-main-media video {
  width: 100%;
  height: 100%;
}

.product-main-media img {
  object-fit: contain;
}

.product-main-media video {
  object-fit: contain;
  background: #071419;
}

.product-media-strip {
  display: grid;
  gap: 8px;
  min-height: 0;
  overflow: hidden;
  padding: 2px;
}

.gallery-thumbs {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  max-width: 100%;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  padding: 4px 6px 8px;
  cursor: grab;
  scrollbar-width: none;
  touch-action: pan-x pan-y;
  contain: paint;
}

.gallery-thumbs::-webkit-scrollbar {
  display: none;
}

.gallery-thumbs.is-dragging {
  cursor: grabbing;
  scroll-snap-type: none;
}

.gallery-thumb {
  flex: 0 0 76px;
  width: 76px;
  aspect-ratio: 1;
  padding: 4px;
  border: 1px solid #c8dcdd;
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.gallery-thumb:hover,
.gallery-thumb:focus-visible,
.gallery-thumb.active {
  border-color: var(--teal);
  box-shadow: 0 8px 20px rgba(5, 123, 131, 0.14);
  transform: translateY(-1px);
}

.gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 6px;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

.document-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.video-entry {
  min-height: 42px;
  display: flex;
  align-items: center;
  margin-top: 4px;
}

.video-button {
  min-height: 42px;
}

.video-note {
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.video-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.video-switch {
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid #c8dcdd;
  border-radius: 8px;
  background: #fff;
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.video-switch:hover,
.video-switch:focus-visible {
  border-color: var(--teal);
  background: #eef8f7;
}

.media-pill {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid #c8dcdd;
  border-radius: 8px;
  color: var(--teal-dark);
  background: #f5fbfa;
  font-size: 13px;
  font-weight: 800;
}

@media (min-width: 981px) {
  .product-shell {
    grid-template-columns: minmax(360px, 0.38fr) minmax(0, 0.62fr);
    align-items: stretch;
    height: auto;
    overflow: visible;
    --product-panel-height: clamp(660px, 78vh, 860px);
  }

  .product-list-view,
  .product-stage {
    position: relative;
    inset: auto;
    height: var(--product-panel-height);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
  }

  .product-shell.is-list .product-stage,
  .product-shell.is-detail .product-list-view,
  .product-shell.is-detail .product-stage {
    position: relative;
    inset: auto;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
  }

  .product-list-view {
    grid-template-rows: auto auto minmax(0, 1fr);
    gap: 12px;
    padding: 14px;
  }

  .product-tools {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 10px;
    padding: 12px;
  }

  .product-search {
    width: 100%;
  }

  .product-search input,
  .product-result-count {
    min-height: 42px;
  }

  .product-grid {
    grid-template-columns: 1fr;
    gap: 9px;
    padding: 8px 10px 12px 8px;
  }

  .product-card {
    display: grid;
    grid-template-columns: 104px minmax(0, 1fr);
    min-height: 112px;
  }

  .product-card-image {
    height: 100%;
    aspect-ratio: auto;
  }

  .product-card-body {
    align-content: center;
    padding: 12px;
  }

  .product-card-body strong {
    display: -webkit-box;
    overflow: hidden;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    font-size: 16px;
  }

  .product-card-body small {
    display: -webkit-box;
    overflow: hidden;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
  }

  .product-stage {
    grid-template-columns: minmax(260px, 0.88fr) minmax(0, 1.12fr);
    gap: 24px;
    padding: clamp(22px, 2.6vw, 34px);
  }

  .product-detail-toolbar {
    padding-bottom: 6px;
    border-bottom: 1px solid rgba(210, 225, 226, 0.78);
  }

  [data-back-products] {
    display: none;
  }

  .product-copy h3 {
    font-size: clamp(27px, 2.7vw, 42px);
  }

  .product-copy > p:not(.product-label) {
    font-size: 15px;
    line-height: 1.72;
  }

  .product-chip-list {
    margin-top: 18px;
  }

  .product-media-panel {
    gap: 10px;
  }
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.spec-grid div {
  min-height: 86px;
  padding: 12px 0 12px 16px;
  border-left: 3px solid #c7dedc;
  border-radius: 0;
}

.spec-grid strong {
  display: block;
  color: var(--ink);
  font-size: 20px;
  margin-bottom: 6px;
}

.spec-grid span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.product-visual {
  display: grid;
  place-items: center;
  min-height: 420px;
}

.visual-plate {
  position: relative;
  width: min(100%, 560px);
  aspect-ratio: 1.15;
  overflow: hidden;
  border-radius: 8px;
  background:
    linear-gradient(140deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.18)),
    var(--plate, linear-gradient(135deg, #17343b, #057b83));
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.visual-plate::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("assets/hero-drone-lab.jpg");
  background-size: cover;
  background-position: 64% 46%;
  opacity: 0.28;
  mix-blend-mode: luminosity;
}

.visual-plate::after {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 8px;
}

.visual-tag {
  position: absolute;
  left: 28px;
  top: 28px;
  z-index: 2;
  color: rgba(255, 255, 255, 0.92);
  font-size: clamp(42px, 8vw, 92px);
  font-weight: 900;
  line-height: 1;
}

.drone-line,
.drone-core,
.rotor {
  position: absolute;
  z-index: 3;
  display: block;
  background: rgba(255, 255, 255, 0.92);
}

.drone-line {
  left: 50%;
  top: 56%;
  width: 54%;
  height: 4px;
  transform-origin: center;
}

.line-a {
  transform: translate(-50%, -50%) rotate(20deg);
}

.line-b {
  transform: translate(-50%, -50%) rotate(-20deg);
}

.drone-core {
  left: 50%;
  top: 56%;
  width: 86px;
  height: 52px;
  border-radius: 8px;
  transform: translate(-50%, -50%);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.24);
}

.rotor {
  width: 82px;
  height: 82px;
  border: 4px solid rgba(255, 255, 255, 0.94);
  background: rgba(10, 31, 38, 0.2);
  border-radius: 50%;
}

.rotor-a {
  left: 18%;
  top: 38%;
}

.rotor-b {
  right: 18%;
  top: 38%;
}

.rotor-c {
  left: 22%;
  bottom: 18%;
}

.rotor-d {
  right: 22%;
  bottom: 18%;
}

.solutions-section {
  background: var(--white);
}

.scenario-shell {
  position: relative;
  display: grid;
  gap: 18px;
  min-height: var(--scenario-shell-height, auto);
}

.scenario-list-view,
.scenario-stage {
  transition: opacity 0.3s ease, transform 0.3s ease;
  will-change: opacity, transform;
}

.scenario-shell.is-list .scenario-list-view {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.scenario-shell.is-list .scenario-stage {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateX(26px);
  pointer-events: none;
  visibility: hidden;
}

.scenario-shell.is-detail .scenario-list-view {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateX(-26px);
  pointer-events: none;
  visibility: hidden;
}

.scenario-shell.is-detail .scenario-stage {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
  visibility: visible;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  grid-auto-flow: dense;
}

.solution-grid article,
.scenario-category-card {
  min-height: 250px;
  padding: 28px;
  background: var(--white);
  border: 0;
}

.scenario-category-card {
  display: grid;
  align-content: start;
  gap: 0;
  width: 100%;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.scenario-category-card:hover,
.scenario-category-card:focus-visible,
.scenario-category-card.active {
  background: var(--ink);
  color: #fff;
  box-shadow: 0 16px 34px rgba(16, 32, 38, 0.12);
  transform: translateY(-2px);
}

.solution-grid span,
.scenario-category-card span {
  width: max-content;
  padding-bottom: 5px;
  border-bottom: 2px solid currentColor;
  color: var(--teal);
  font-size: 12px;
  font-weight: 900;
  opacity: 0.86;
}

.solution-grid h3,
.scenario-category-card h3,
.case-list h3 {
  margin: 54px 0 12px;
  font-size: 26px;
}

.solution-grid p,
.scenario-category-card p,
.case-list p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.scenario-category-card.active span {
  color: #9bd6d2;
}

.scenario-category-card.active p {
  color: rgba(255, 255, 255, 0.78);
}

.scenario-category-card small {
  margin-top: 18px;
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 800;
}

.scenario-category-card.active small {
  color: #9bd6d2;
}

.scenario-video-panel {
  display: grid;
  gap: 12px;
  margin-top: 22px;
  min-height: 0;
}

.scenario-video-copy h3 {
  margin: 0 0 12px;
  font-size: clamp(28px, 3.2vw, 42px);
  line-height: 1.12;
}

.scenario-video-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.scenario-player {
  grid-column: 1 / -1;
  display: grid;
  gap: 12px;
}

.scenario-player video {
  width: 100%;
  max-height: 68vh;
  border: 1px solid #cddde0;
  border-radius: 8px;
  background: #071419;
}

.scenario-video-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  min-height: 0;
}

.scenario-video-card {
  min-height: 104px;
  display: grid;
  align-content: space-between;
  gap: 8px;
  padding: 16px;
  border: 1px solid #cddde0;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.scenario-video-card:hover,
.scenario-video-card:focus-visible,
.scenario-video-card.active {
  border-color: var(--teal);
  background: #eef8f7;
  box-shadow: 0 16px 34px rgba(16, 32, 38, 0.1);
  transform: translateY(-2px);
}

.scenario-video-card span {
  color: var(--teal);
  font-weight: 900;
}

.scenario-video-card strong {
  font-size: 18px;
  line-height: 1.35;
  text-wrap: pretty;
  overflow-wrap: anywhere;
}

.scenario-video-card small {
  color: var(--muted);
  font-weight: 800;
}

.scenario-stage {
  display: grid;
  grid-template-areas:
    "toolbar toolbar"
    "copy media";
  grid-template-columns: minmax(300px, 0.42fr) minmax(520px, 1fr);
  gap: 18px 28px;
  --scenario-detail-height: clamp(500px, 62vh, 680px);
  min-height: auto;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f5faf9;
  box-shadow: var(--shadow);
  align-items: stretch;
}

.scenario-stage .product-detail-toolbar {
  grid-area: toolbar;
  padding: 0;
  border: 0;
  background: transparent;
  backdrop-filter: none;
}

.scenario-stage .scenario-step-buttons {
  display: none;
}

.scenario-stage .product-detail-toolbar .button {
  min-height: 42px;
}

.scenario-stage .product-detail-toolbar {
  border: 1px solid rgba(199, 222, 220, 0.9);
  border-radius: 8px;
  background: #edf7f6;
  padding: 8px;
}

.scenario-stage-copy {
  grid-area: copy;
  display: grid;
  grid-template-rows: auto auto auto minmax(0, 1fr);
  align-content: start;
  align-self: stretch;
  height: var(--scenario-detail-height);
  min-height: 0;
  overflow: hidden;
  padding: 18px;
  border: 1px solid #cddde0;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
}

.scenario-stage-copy .product-label {
  margin-bottom: 8px;
}

.scenario-stage-copy h3 {
  margin: 0 0 10px;
  font-size: clamp(28px, 2.4vw, 34px);
  line-height: 1.12;
}

.scenario-stage-copy [data-scenario-description] {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
  text-wrap: pretty;
}

.scenario-stage-copy .scenario-video-panel {
  margin-top: 14px;
  padding: 0 2px 0 0;
  overflow: hidden;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.scenario-stage-copy .scenario-video-grid {
  height: 100%;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-right: 6px;
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 128, 135, 0.55) rgba(230, 242, 241, 0.9);
}

.scenario-stage-copy .scenario-video-grid::-webkit-scrollbar {
  width: 8px;
}

.scenario-stage-copy .scenario-video-grid::-webkit-scrollbar-track {
  background: rgba(230, 242, 241, 0.95);
  border-radius: 999px;
}

.scenario-stage-copy .scenario-video-grid::-webkit-scrollbar-thumb {
  background: rgba(0, 128, 135, 0.58);
  border-radius: 999px;
}

.scenario-stage-copy .scenario-video-grid::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 128, 135, 0.78);
}

.scenario-stage-media {
  grid-area: media;
  width: 100%;
  height: var(--scenario-detail-height);
  overflow: hidden;
  align-self: stretch;
  border: 1px solid #cddde0;
  border-radius: 8px;
  background: #071419;
  aspect-ratio: auto;
  max-height: none;
}

.scenario-stage-media video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #071419;
}

.service-band {
  padding: 86px clamp(18px, 5vw, 72px);
  background: var(--steel);
  color: #fff;
}

.service-inner {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(320px, 1.2fr);
  gap: 38px;
  align-items: center;
}

.service-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.service-flow div {
  min-height: 150px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.service-flow strong {
  color: #9bd6d2;
  font-size: 32px;
}

.service-flow span {
  font-size: 18px;
  font-weight: 800;
}

.cases-section {
  background: #f7f4ee;
}

.case-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.case-list article {
  min-height: 300px;
  padding: 28px;
  border: 1px solid #e2d8c8;
  border-radius: 8px;
  background: #fffdfa;
}

.case-meta {
  color: var(--amber);
  font-size: 13px;
  font-weight: 900;
}

.contact-section {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(320px, 0.84fr) minmax(390px, 1fr);
  align-items: center;
  gap: clamp(28px, 6vw, 72px);
  padding: clamp(88px, 8vw, 132px) clamp(18px, 5vw, 72px);
  background:
    linear-gradient(135deg, rgba(9, 25, 31, 0.98), rgba(12, 39, 47, 0.96) 52%, rgba(7, 18, 24, 0.98)),
    var(--ink);
  color: #fff;
}

.contact-section::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 120px 120px;
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.42), transparent 62%);
}

.contact-copy {
  position: relative;
  z-index: 1;
  align-self: center;
  max-width: 720px;
}

.contact-copy h2 {
  max-width: 680px;
  margin: 22px 0 0;
  color: #fff;
  font-size: clamp(40px, 5.2vw, 74px);
  line-height: 1.02;
  text-wrap: balance;
}

.contact-copy p {
  max-width: 56ch;
  margin-top: 24px;
  color: rgba(255, 255, 255, 0.76);
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 1.82;
  text-wrap: pretty;
}

.contact-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  max-width: 720px;
  margin: 42px 0 0;
  padding: 0;
  border: 1px solid rgba(152, 219, 218, 0.22);
  list-style: none;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(14px);
}

.contact-points li {
  display: grid;
  align-content: start;
  min-height: 132px;
  padding: 24px;
  border-right: 1px solid rgba(152, 219, 218, 0.2);
}

.contact-points li:last-child {
  border-right: 0;
}

.contact-points span {
  color: #a9ece8;
  font-size: 14px;
  font-weight: 900;
}

.contact-points small {
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
  line-height: 1.55;
}

.contact-form {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: clamp(18px, 3vw, 30px);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(209, 234, 235, 0.2);
  border-radius: 10px;
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(16px);
}

.contact-form label:nth-last-of-type(2),
.contact-form label:last-of-type,
.contact-form button,
.form-status {
  grid-column: 1 / -1;
}

.contact-form label {
  display: grid;
  gap: 8px;
  align-content: start;
}

.contact-form span {
  color: rgba(255, 255, 255, 0.76);
  font-size: 13px;
  font-weight: 800;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  line-height: 1.35;
  appearance: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: rgba(151, 236, 232, 0.95);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(151, 236, 232, 0.16);
}

.phone-input-group {
  display: grid;
  grid-template-columns: minmax(76px, max-content) minmax(0, 1fr);
  align-items: stretch;
}

.phone-dial-code {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-right: 0;
  border-radius: 10px 0 0 10px;
  background: rgba(228, 245, 244, 0.96);
  color: #005c63;
  font-size: 15px;
  font-weight: 900;
  white-space: nowrap;
}

.phone-input-group input {
  border-radius: 0 10px 10px 0;
}

.form-hint {
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
  line-height: 1.45;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form button {
  min-height: 56px;
  margin-top: 6px;
  border-radius: 8px;
  font-size: 17px;
}

.form-status {
  min-height: 24px;
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
}

.site-footer {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(280px, auto) minmax(260px, 1fr) auto;
  align-items: center;
  gap: clamp(18px, 3vw, 40px);
  padding: 34px clamp(18px, 5vw, 72px);
  background: #09171e;
  color: rgba(255, 255, 255, 0.74);
}

.footer-identity {
  display: grid;
  gap: 4px;
}

.site-footer strong {
  color: #fff;
}

.footer-social {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 12px;
}

.footer-social-title {
  color: rgba(255, 255, 255, 0.52);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.footer-index-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  align-items: center;
  justify-content: center;
  justify-self: center;
  max-width: 720px;
  text-align: center;
}

.footer-index-links strong {
  color: #fff;
  font-size: 13px;
}

.footer-index-links a {
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}

.footer-index-links a:hover,
.footer-index-links a:focus-visible {
  color: #fff;
}

.social-link-row {
  display: flex;
  align-items: stretch;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.social-link {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-width: 72px;
  flex: 0 1 84px;
  min-height: 72px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: rgba(255, 255, 255, 0.78);
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.social-link svg {
  width: 23px;
  height: 23px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.social-link-label {
  color: inherit;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  text-wrap: pretty;
  min-height: 28px;
}

.social-link svg circle {
  fill: currentColor;
  stroke: none;
}

.social-link:hover,
.social-link:focus-visible,
.social-link.is-active {
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.social-qr-popover {
  position: absolute;
  bottom: calc(100% + 14px);
  left: var(--qr-popover-left, 50%);
  width: min(286px, calc(100vw - 36px));
  padding: 14px;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  box-shadow: 0 20px 46px rgba(0, 0, 0, 0.26);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.22s ease, transform 0.22s ease;
  z-index: 5;
}

.social-qr-popover::after {
  position: absolute;
  top: 100%;
  left: var(--qr-popover-arrow-left, 50%);
  width: 14px;
  height: 14px;
  background: #fff;
  content: "";
  transform: translate(-50%, -8px) rotate(45deg);
}

.social-qr-popover.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.social-qr-popover strong {
  display: block;
  padding: 0 30px 10px 0;
  color: var(--ink);
  font-size: 15px;
}

.social-qr-popover img {
  display: block;
  width: 100%;
  max-height: 292px;
  object-fit: contain;
  border-radius: 6px;
  background: #fff;
}

.social-qr-popover p {
  margin: 10px 0 0;
  color: #65747b;
  font-size: 13px;
  line-height: 1.5;
  text-align: center;
}

.social-qr-close {
  position: absolute;
  top: 7px;
  right: 7px;
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: #66757b;
  font-size: 23px;
  cursor: pointer;
}

.social-qr-close:hover,
.social-qr-close:focus-visible {
  background: #eff4f4;
  color: var(--ink);
}

.footer-back-top {
  justify-self: end;
  color: rgba(255, 255, 255, 0.74);
}

.footer-back-top:hover {
  color: #fff;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

[dir="rtl"] body {
  font-family: "Noto Sans Arabic", "Tahoma", "Arial", sans-serif;
}

html:not([lang="zh-CN"]) .hero h1 {
  max-width: 22ch;
  font-size: clamp(36px, 4.4vw, 62px);
  line-height: 1.08;
}

html:not([lang="zh-CN"]) h2 {
  font-size: clamp(30px, 4.4vw, 52px);
}

[dir="rtl"] .site-header,
[dir="rtl"] .section-heading,
[dir="rtl"] .product-tools,
[dir="rtl"] .site-footer {
  direction: rtl;
}

[dir="rtl"] .hero-content {
  justify-self: end;
  width: min(880px, 100%);
  text-align: right;
}

[dir="rtl"] .hero h1 {
  max-width: 16ch;
  font-size: clamp(30px, 3.7vw, 52px);
  line-height: 1.14;
}

[dir="rtl"] .hero-lead {
  max-width: 560px;
  line-height: 1.7;
}

[dir="rtl"] .hero-panel {
  position: static;
  left: auto;
  right: auto;
  width: min(560px, 100%);
  margin-top: 30px;
  justify-self: start;
}

[dir="rtl"] .brand {
  min-width: 260px;
}

[dir="rtl"] .product-card,
[dir="rtl"] .scenario-video-card,
[dir="rtl"] .contact-form,
[dir="rtl"] .product-copy,
[dir="rtl"] .scenario-stage-copy,
[dir="rtl"] .intro-grid p,
[dir="rtl"] .section-heading p {
  text-align: right;
}

[dir="rtl"] .scenario-video-copy {
  text-align: right;
}

[dir="rtl"] .contact-points li {
  border-right: 0;
  border-left: 1px solid rgba(152, 219, 218, 0.2);
}

[dir="rtl"] .contact-points li:last-child {
  border-left: 0;
}

[dir="rtl"] .phone-dial-code {
  border-right: 1px solid rgba(255, 255, 255, 0.16);
  border-left: 0;
  border-radius: 0 10px 10px 0;
}

[dir="rtl"] .phone-input-group input {
  border-radius: 10px 0 0 10px;
}

[dir="rtl"] .social-qr-popover strong {
  padding-right: 0;
  padding-left: 30px;
}

[dir="rtl"] .social-qr-close {
  right: auto;
  left: 7px;
}

[dir="rtl"] .scenario-category-card {
  text-align: right;
}

[dir="rtl"] .product-card {
  direction: rtl;
}

[dir="rtl"] .news-card,
[dir="rtl"] .news-detail-copy {
  text-align: right;
}

[dir="rtl"] .hero-overlay {
  background:
    linear-gradient(270deg, rgba(7, 20, 25, 0.88) 0%, rgba(7, 20, 25, 0.66) 36%, rgba(7, 20, 25, 0.15) 72%),
    linear-gradient(0deg, rgba(246, 248, 247, 0.18), transparent 34%);
}

@media (max-width: 1040px) {
  .hero {
    min-height: max(980px, 100dvh);
  }

  .hero-panel {
    position: static;
    width: 100%;
    margin-top: 36px;
  }

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

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

  .product-shell {
    --product-panel-height: clamp(640px, 78vh, 820px);
  }

  .product-stage,
  .service-inner,
  .scenario-stage,
  .scenario-video-panel,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .contact-copy {
    max-width: none;
  }

  .scenario-stage {
    grid-template-areas:
      "toolbar"
      "media"
      "copy";
    --scenario-detail-height: auto;
  }

  .scenario-stage-copy {
    height: auto;
    overflow: visible;
  }

  .scenario-stage-media {
    height: auto;
    aspect-ratio: 16 / 9;
  }

  .scenario-stage-copy .scenario-video-panel {
    max-height: 420px;
  }

  .scenario-stage-copy .scenario-video-grid {
    height: auto;
    max-height: 360px;
  }

  .product-visual {
    min-height: 360px;
  }

  .product-stage {
    grid-template-rows: auto auto minmax(360px, 1fr);
    align-content: start;
    overflow-y: auto;
  }

  .product-copy {
    justify-content: start;
    overflow: visible;
    padding-right: 0;
  }

  .product-media-panel {
    min-height: 420px;
  }

  .product-main-media {
    min-height: 320px;
  }

  .solution-grid,
  .case-list,
  .scenario-video-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .site-header {
    gap: 8px;
    padding: 12px;
  }

  .brand {
    flex: 1 1 auto;
    min-width: 0;
    max-width: calc(100% - 54px);
    gap: 8px;
    overflow: hidden;
  }

  .brand-mark-logo {
    width: clamp(88px, 27vw, 108px);
    height: auto;
    flex-basis: auto;
  }

  .brand-text strong {
    display: block;
    max-width: min(34vw, 142px);
    overflow: hidden;
    font-size: 13px;
    line-height: 1.08;
    text-overflow: ellipsis;
  }

  .brand-text small {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    position: relative;
    z-index: 24;
    transition:
      border-color 0.2s ease,
      background 0.2s ease,
      box-shadow 0.2s ease,
      transform 0.2s ease;
  }

  .menu-toggle span {
    width: 18px;
    height: 2px;
    margin: 0;
    transform-origin: center;
    transition:
      transform 0.28s cubic-bezier(0.2, 0.8, 0.2, 1),
      opacity 0.2s ease,
      background 0.2s ease;
  }

  .menu-toggle:hover,
  .menu-toggle:focus-visible,
  .menu-toggle[aria-expanded="true"] {
    border-color: rgba(11, 131, 140, 0.35);
    background: #f4fbfa;
    box-shadow: 0 12px 26px rgba(15, 32, 39, 0.12);
  }

  .menu-toggle:active {
    transform: scale(0.97);
  }

  .menu-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(3.5px) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-3.5px) rotate(-45deg);
  }

  .site-nav {
    position: absolute;
    left: 12px;
    right: 12px;
    top: 66px;
    z-index: 25;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translate3d(0, -14px, 0) scale(0.98);
    transform-origin: top right;
    transition:
      opacity 0.26s ease,
      transform 0.34s cubic-bezier(0.2, 0.8, 0.2, 1),
      visibility 0.26s ease;
  }

  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translate3d(0, 0, 0) scale(1);
  }

  .site-nav a {
    width: 100%;
    white-space: normal;
  }

  .language-select,
  .language-select select {
    width: 100%;
  }

  .language-select {
    justify-content: space-between;
    padding-left: 12px;
  }

  .language-indicator {
    font-size: 13px;
  }

  .hero {
    min-height: max(920px, 100dvh);
    padding: 126px 18px 34px;
  }

  .hero h1 {
    font-size: clamp(34px, 10vw, 48px);
    max-width: 14ch;
  }

  .hero-overlay {
    background:
      linear-gradient(180deg, rgba(7, 20, 25, 0.94) 0%, rgba(7, 20, 25, 0.74) 48%, rgba(7, 20, 25, 0.42) 100%);
  }

  .hero-panel {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 72px 18px;
  }

  .news-rail {
    grid-auto-columns: minmax(284px, 86vw);
    gap: 10px;
    margin-right: -18px;
    padding-right: 18px;
  }

  .news-card {
    min-height: 320px;
  }

  .news-card-overlay {
    min-height: 66%;
    padding: 16px;
  }

  .news-card strong,
  .news-card small {
    max-width: 100%;
  }

  .news-card strong {
    font-size: 21px;
    line-height: 1.2;
    -webkit-line-clamp: 2;
  }

  .news-card small {
    font-size: 13px;
    line-height: 1.55;
    -webkit-line-clamp: 2;
  }

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

  .news-detail-media {
    height: clamp(190px, 58vw, 260px);
    min-height: clamp(190px, 58vw, 260px);
  }

  .news-detail-copy {
    gap: 12px;
    padding: 18px;
  }

  .news-detail-meta {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .news-detail-copy h3 {
    font-size: clamp(24px, 7.5vw, 30px);
  }

  .news-detail-lead,
  .news-detail-body p {
    font-size: 14px;
    line-height: 1.68;
  }

  .news-detail-body {
    max-height: min(44vh, 420px);
  }

  .news-close,
  .news-external,
  .news-collapse-bottom {
    min-height: 42px;
  }

  .intro-grid,
  .section-heading {
    display: grid;
    grid-template-columns: 1fr;
  }

  .product-grid,
  .spec-grid,
  .solution-grid,
  .case-list,
  .scenario-video-grid,
  .service-flow,
  .contact-form,
  .product-tools {
    grid-template-columns: 1fr;
  }

  .product-tools {
    display: grid;
    align-items: stretch;
  }

  .product-result-count {
    justify-content: center;
  }

  .product-shell {
    height: auto;
    min-height: 0;
    overflow: visible;
  }

  .product-list-view,
  .product-stage {
    height: auto;
    min-height: 0;
    overflow: visible;
  }

  .product-list-view {
    gap: 12px;
    overflow: hidden;
    padding: 14px;
  }

  .product-tabs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-inline: contain;
    scroll-snap-type: x proximity;
    padding: 4px 8px 8px;
    scrollbar-width: none;
  }

  .product-tabs::-webkit-scrollbar {
    display: none;
  }

  .product-tab {
    flex: 0 0 auto;
    min-width: clamp(112px, 38vw, 164px);
    min-height: 44px;
    padding: 8px 12px;
    scroll-snap-align: start;
    font-size: 13px;
    line-height: 1.25;
  }

  .product-grid {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(236px, 78vw);
    grid-template-columns: none;
    gap: 8px;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-inline: contain;
    scroll-snap-type: x mandatory;
    padding: 6px 8px 14px;
    cursor: grab;
    scrollbar-width: none;
    touch-action: pan-x pan-y;
    contain: paint;
  }

  .product-grid.is-dragging {
    cursor: grabbing;
    scroll-snap-type: none;
  }

  .product-card {
    min-height: 276px;
    scroll-snap-align: start;
  }

  .product-card-image {
    aspect-ratio: 1.25;
  }

  .product-card-body {
    padding: 12px;
  }

  .product-stage,
  .scenario-stage {
    padding: 14px;
  }

  .product-stage {
    gap: 12px;
    grid-template-rows: auto;
    align-content: start;
  }

  .product-detail-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    overflow-x: auto;
    padding: 8px max(10px, env(safe-area-inset-right)) 8px max(10px, env(safe-area-inset-left));
    scrollbar-width: none;
    touch-action: pan-x pan-y;
    cursor: grab;
  }

  .product-detail-toolbar::-webkit-scrollbar {
    display: none;
  }

  .product-step-buttons {
    display: flex;
    flex: 0 0 auto;
    gap: 8px;
  }

  .product-detail-toolbar .button {
    flex: 0 0 auto;
    width: auto;
    min-height: 42px;
    padding: 0 14px;
    font-size: 13px;
    white-space: nowrap;
    touch-action: manipulation;
  }

  [data-back-products],
  [data-back-scenarios],
  [data-news-close] {
    margin-inline-start: 6px;
  }

  .product-actions .button,
  .video-button {
    min-height: 40px;
    padding: 0 14px;
  }

  .product-copy h3 {
    margin-bottom: 10px;
    font-size: 28px;
  }

  .product-copy {
    overflow: visible;
    padding-right: 0;
  }

.product-copy p {
  overflow-wrap: anywhere;
  font-size: 15px;
  line-height: 1.65;
}

  .product-chip-list {
    gap: 6px;
    margin-top: 12px;
  }

  .product-chip-list span {
    padding: 6px 8px;
    font-size: 12px;
  }

  .product-actions {
    margin-top: 18px;
  }

  .product-media-panel {
    gap: 8px;
    min-height: 0;
  }

  .product-main-media {
    height: auto;
    min-height: 176px;
    aspect-ratio: 16 / 10;
  }

  .gallery-thumb {
    flex-basis: 56px;
    width: 56px;
  }

  .scenario-stage {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    background: #f7fbfa;
  }

  .scenario-stage .product-detail-toolbar {
    order: 1;
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    overflow-x: auto;
    padding: 8px max(10px, env(safe-area-inset-right)) 8px max(10px, env(safe-area-inset-left));
    scrollbar-width: none;
    touch-action: pan-x pan-y;
    cursor: grab;
  }

  .scenario-stage .product-detail-toolbar::-webkit-scrollbar {
    display: none;
  }

  .scenario-stage .product-detail-toolbar .button {
    flex: 0 0 auto;
    width: auto;
    min-height: 42px;
    padding: 0 14px;
    font-size: 13px;
    white-space: nowrap;
    touch-action: manipulation;
  }

  .scenario-stage .scenario-step-buttons {
    display: flex;
    flex: 0 0 auto;
    gap: 8px;
  }

  .scenario-stage-media {
    order: 2;
    flex: 0 0 auto;
    height: clamp(188px, 56vw, 230px);
    aspect-ratio: auto;
  }

  .scenario-stage-copy {
    order: 3;
    flex: 0 0 auto;
    display: block;
    height: auto;
    overflow: visible;
    padding: 12px;
  }

  .scenario-stage-copy h3 {
    margin-bottom: 6px;
    font-size: 26px;
  }

  .scenario-stage-copy [data-scenario-description] {
    font-size: 14px;
    line-height: 1.55;
  }

  .scenario-stage-copy .scenario-video-panel {
    max-height: none;
    margin-top: 10px;
    overflow: visible;
  }

  .scenario-stage-copy .scenario-video-grid {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(154px, 62vw);
    grid-template-columns: none;
    gap: 8px;
    height: auto;
    max-height: none;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-inline: contain;
    scroll-snap-type: x mandatory;
    padding: 0 2px 8px;
  }

  .scenario-video-card {
    min-height: 92px;
    padding: 12px;
    scroll-snap-align: start;
  }

  .scenario-video-card strong {
    font-size: 15px;
  }

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

  html:not([lang="zh-CN"]) .hero h1,
  [dir="rtl"] .hero h1 {
    font-size: 40px;
  }

  .visual-plate {
    aspect-ratio: 0.95;
  }

  .rotor {
    width: 62px;
    height: 62px;
  }

  .contact-section {
    padding: 72px 18px;
    gap: 34px;
  }

  .contact-copy h2 {
    font-size: clamp(38px, 12vw, 58px);
    line-height: 1.02;
  }

  .contact-copy p {
    font-size: 16px;
    line-height: 1.75;
  }

  .contact-points {
    grid-template-columns: 1fr;
    margin-top: 30px;
  }

  .contact-points li {
    min-height: 0;
    padding: 18px;
    border-right: 0;
    border-bottom: 1px solid rgba(152, 219, 218, 0.2);
  }

  .contact-points li:last-child {
    border-bottom: 0;
  }

  [dir="rtl"] .contact-points li {
    border-left: 0;
    border-bottom: 1px solid rgba(152, 219, 218, 0.2);
  }

  [dir="rtl"] .contact-points li:last-child {
    border-bottom: 0;
  }

  .site-footer {
    display: grid;
    grid-template-columns: 1fr;
    justify-items: start;
    gap: 28px;
    padding-top: 32px;
    padding-bottom: calc(32px + env(safe-area-inset-bottom));
  }

  .footer-social {
    justify-items: start;
    width: 100%;
    padding-top: 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.14);
  }

  .social-link-row {
    width: 100%;
    justify-content: center;
    gap: 6px;
  }

  .social-link {
    flex: 1 1 calc(25% - 6px);
    max-width: 94px;
    min-width: 64px;
    width: auto;
    min-height: 68px;
  }

  .social-link-label {
    font-size: 10px;
  }

  .footer-back-top {
    justify-self: start;
  }
}

html,
body,
* {
  scrollbar-width: none !important;
  -ms-overflow-style: none !important;
}

*::-webkit-scrollbar {
  width: 0 !important;
  height: 0 !important;
  display: none !important;
}