:root {
  --green-950: #09251b;
  --green-900: #123b2a;
  --green-760: #275c3a;
  --green-620: #3d8750;
  --blue-700: #1f6d8d;
  --blue-500: #3a9bb4;
  --amber-500: #c59448;
  --amber-300: #e0c58c;
  --cyan-300: #8ed6df;
  --stone-950: #101412;
  --stone-800: #28302c;
  --stone-650: #59625b;
  --stone-100: #f4f5f0;
  --stone-50: #fbfbf7;
  --white: #ffffff;
  --max: 1180px;
  --radius: 8px;
  --shadow: 0 24px 70px rgba(8, 22, 16, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  margin: 0;
  color: var(--stone-950);
  background:
    linear-gradient(180deg, rgba(241, 244, 237, 0.92), rgba(255, 255, 255, 0.96) 28%),
    var(--stone-50);
  font-family:
    "PingFang SC",
    "Microsoft YaHei",
    "Noto Sans CJK SC",
    system-ui,
    sans-serif;
  line-height: 1.6;
  overflow-x: clip;
}

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

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

button {
  font: inherit;
}

#flow-field {
  position: fixed;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  background: #f4f6ef;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(240px, 1fr) auto minmax(130px, 1fr);
  column-gap: 28px;
  align-items: center;
  width: 100%;
  min-height: 82px;
  padding: 16px clamp(18px, 4vw, 52px);
  color: var(--green-950);
  background: rgba(251, 251, 247, 0.78);
  border-bottom: 1px solid rgba(9, 37, 27, 0.06);
  backdrop-filter: blur(18px);
  transition:
    background 220ms ease,
    box-shadow 220ms ease,
    color 220ms ease;
}

.site-header.is-elevated {
  color: var(--green-950);
  background: rgba(251, 251, 247, 0.88);
  box-shadow: 0 10px 35px rgba(9, 37, 27, 0.08);
}

.brand {
  display: block;
  justify-self: start;
  min-width: 0;
}

.brand-logo {
  width: clamp(210px, 18vw, 270px);
  height: 58px;
  padding: 0;
  object-fit: contain;
  object-position: left center;
}

.desktop-nav {
  display: flex;
  justify-self: center;
  gap: clamp(20px, 2.6vw, 34px);
  align-items: center;
  font-size: 14px;
}

.desktop-nav a,
.nav-group > a {
  opacity: 0.82;
}

.desktop-nav a:hover,
.nav-group:hover > a {
  opacity: 1;
}

.nav-group {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.nav-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  display: grid;
  min-width: 156px;
  padding: 10px;
  border: 1px solid rgba(9, 37, 27, 0.1);
  border-radius: var(--radius);
  background: rgba(251, 251, 247, 0.94);
  box-shadow: 0 22px 50px rgba(9, 37, 27, 0.14);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 8px);
  transition:
    opacity 180ms ease,
    transform 180ms ease;
  backdrop-filter: blur(18px);
}

.nav-dropdown::before {
  position: absolute;
  top: -13px;
  left: 0;
  right: 0;
  height: 13px;
  content: "";
}

.nav-dropdown a {
  display: block;
  padding: 10px 12px;
  border-radius: 6px;
  color: var(--green-950);
  white-space: nowrap;
}

.nav-dropdown a:hover,
.nav-dropdown a:focus-visible {
  background: rgba(18, 59, 42, 0.08);
}

.nav-group:hover .nav-dropdown,
.nav-group:focus-within .nav-dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

.header-actions {
  display: inline-flex;
  justify-self: end;
  gap: 8px;
  align-items: center;
}

.lang-switch,
.nav-cta,
.primary-action,
.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 999px;
  font-weight: 700;
  white-space: nowrap;
}

.nav-cta {
  padding: 0 18px;
  color: var(--green-950);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.12);
}

.lang-switch {
  min-width: 34px;
  min-height: 34px;
  padding: 0 10px;
  border: 1px solid rgba(9, 37, 27, 0.12);
  color: rgba(9, 37, 27, 0.76);
  background: rgba(255, 255, 255, 0.48);
  box-shadow: none;
  font-size: 12px;
  font-weight: 800;
}

.site-header.is-elevated .nav-cta {
  color: var(--white);
  background: var(--green-900);
}

.site-header.is-elevated .lang-switch {
  background: rgba(255, 255, 255, 0.78);
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 70% 42%, rgba(142, 214, 223, 0.2), transparent 34%),
    linear-gradient(135deg, #07130f 0%, #0a2119 48%, #08110e 100%);
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

#ore-field {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero-media img {
  position: absolute;
  inset: auto 0 0 auto;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.08);
  filter: grayscale(0.25) saturate(0.66) contrast(1.12);
  opacity: 0.42;
  mix-blend-mode: screen;
}

.hero-shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(circle at 78% 26%, rgba(142, 214, 223, 0.18), transparent 28%),
    radial-gradient(circle at 58% 72%, rgba(197, 148, 72, 0.16), transparent 30%),
    linear-gradient(100deg, rgba(4, 18, 13, 0.98) 0%, rgba(4, 18, 13, 0.78) 38%, rgba(4, 18, 13, 0.18) 100%),
    linear-gradient(180deg, rgba(4, 18, 13, 0.46), rgba(4, 18, 13, 0.9));
}

.hero::after {
  position: absolute;
  right: clamp(20px, 7vw, 110px);
  bottom: clamp(28px, 8vw, 110px);
  width: min(34vw, 430px);
  height: min(34vw, 430px);
  content: "";
  z-index: 3;
  border: 1px solid rgba(142, 214, 223, 0.3);
  border-radius: 50%;
  background:
    linear-gradient(90deg, transparent 49.6%, rgba(142, 214, 223, 0.26) 50%, transparent 50.4%),
    linear-gradient(0deg, transparent 49.6%, rgba(142, 214, 223, 0.18) 50%, transparent 50.4%);
  mix-blend-mode: screen;
  opacity: 0.55;
  animation: slow-spin 28s linear infinite;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 4;
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 132px 0 54px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--amber-500);
  font-size: 14px;
  font-weight: 800;
}

.hero h1 {
  max-width: 860px;
  margin: 0;
  font-size: clamp(52px, 8.8vw, 124px);
  line-height: 0.98;
  font-weight: 850;
  letter-spacing: 0;
}

.hero h1 span {
  display: block;
}

.hero-copy {
  max-width: 680px;
  margin: 30px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(17px, 2vw, 22px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.primary-action {
  padding: 0 24px;
  color: var(--green-950);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.18);
}

.secondary-action {
  padding: 0 22px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  color: var(--white);
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(10px);
}

.hero-data {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 4vw, 58px);
  width: min(760px, 100%);
  margin-top: 72px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-data article {
  position: relative;
  min-height: 82px;
}

.hero-data article::before {
  display: block;
  width: 32px;
  height: 1px;
  margin-bottom: 16px;
  content: "";
  background: rgba(224, 197, 140, 0.72);
}

.hero-data span {
  display: block;
  color: rgba(255, 255, 255, 0.56);
  font-size: 13px;
}

.hero-data strong {
  display: block;
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.94);
  font-size: clamp(24px, 4vw, 42px);
  font-weight: 760;
  line-height: 1.08;
}

.hero-data b {
  font-weight: inherit;
}

.hero-tags {
  position: absolute;
  right: clamp(20px, 7vw, 120px);
  bottom: clamp(42px, 10vw, 150px);
  display: grid;
  gap: 12px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
}

.hero-tags span {
  width: 76px;
  padding: 6px 0;
  border-top: 1px solid rgba(142, 214, 223, 0.22);
  text-align: right;
}

section {
  position: relative;
  scroll-margin-top: 90px;
}

.section-band {
  background: rgba(251, 251, 247, 0.9);
}

.belief,
.solutions,
.products,
.product-stories,
.case-suite,
.case-study,
.flow-section,
.about,
.contact {
  padding: clamp(72px, 10vw, 132px) clamp(20px, 5vw, 64px);
}

.section-grid,
.section-heading,
.product-index,
.brochure-product,
.case-tabs,
.case-detail,
.case-placeholder-grid,
.case-study,
.about,
.contact,
footer {
  width: min(var(--max), 100%);
  margin: 0 auto;
}

.section-grid,
.section-heading.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(28px, 6vw, 92px);
  align-items: start;
}

h2 {
  margin: 0;
  color: var(--green-950);
  font-size: clamp(34px, 5vw, 66px);
  line-height: 1.12;
}

.section-grid p,
.section-heading p,
.about-copy p,
.contact p {
  margin: 0;
  color: var(--stone-650);
  font-size: 17px;
}

.section-heading {
  margin-bottom: 52px;
}

.section-heading > p {
  max-width: 650px;
  margin-top: 16px;
}

.solution-orbit {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  width: min(var(--max), 100%);
  margin: 0 auto;
  padding-top: 0;
}

.orbit-core {
  position: relative;
  top: auto;
  left: auto;
  grid-column: 1 / -1;
  display: grid;
  place-items: center;
  width: 172px;
  height: 172px;
  margin: 0 auto 18px;
  padding: 22px;
  color: var(--white);
  text-align: center;
  background:
    radial-gradient(circle at 32% 20%, rgba(58, 155, 180, 0.7), transparent 36%),
    var(--green-900);
  border-radius: 50%;
  box-shadow: var(--shadow);
  transform: none;
}

.orbit-core span {
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
  font-weight: 800;
}

.orbit-core strong {
  font-size: 22px;
  line-height: 1.25;
}

.solution-orbit article {
  min-height: 238px;
  padding: 28px;
  border: 1px solid rgba(18, 59, 42, 0.1);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 18px 55px rgba(16, 20, 18, 0.06);
  transform: none;
}

.solution-orbit article span {
  display: block;
  color: var(--blue-700);
  font-size: 13px;
  font-weight: 900;
}

.solution-orbit h3,
.product-panel h3 {
  margin: 16px 0 10px;
  color: var(--green-950);
  font-size: 24px;
  line-height: 1.25;
}

.solution-orbit p,
.product-panel p,
.case-copy p,
.case-points span,
.flow-card + p {
  margin: 0;
  color: var(--stone-650);
}

.product-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  width: min(var(--max), 100%);
  margin: 0 auto 22px;
}

.product-tabs button {
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid rgba(18, 59, 42, 0.16);
  border-radius: 999px;
  color: var(--green-950);
  background: transparent;
  cursor: pointer;
}

.product-tabs button.is-active {
  color: var(--white);
  background: var(--green-900);
}

.product-stage {
  width: min(var(--max), 100%);
  min-height: 480px;
  margin: 0 auto;
}

.product-panel {
  display: none;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.8fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
  min-height: 480px;
  padding: clamp(26px, 5vw, 56px);
  border: 1px solid rgba(18, 59, 42, 0.1);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.product-panel.is-active {
  display: grid;
  animation: panel-in 320ms ease both;
}

.product-panel img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: 0 22px 70px rgba(9, 37, 27, 0.18);
}

.product-panel ul {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 24px 0 0;
  list-style: none;
}

.product-panel li {
  position: relative;
  padding-left: 20px;
  color: var(--stone-800);
}

.product-panel li::before {
  position: absolute;
  top: 11px;
  left: 0;
  width: 8px;
  height: 8px;
  content: "";
  background: var(--amber-500);
  border-radius: 50%;
}

.product-index {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(18, 59, 42, 0.1);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 12% 0%, rgba(142, 214, 223, 0.26), transparent 34%),
    linear-gradient(135deg, #071b14, #123b2a 58%, #08120e),
    var(--green-950);
  box-shadow: var(--shadow);
}

.product-index a {
  position: relative;
  min-height: 238px;
  padding: 26px;
  color: var(--white);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018)),
    rgba(255, 255, 255, 0.035);
  overflow: hidden;
}

.product-index a::after {
  position: absolute;
  right: 22px;
  bottom: 18px;
  width: 46px;
  height: 46px;
  content: "";
  border: 1px solid rgba(224, 197, 140, 0.45);
  border-radius: 50%;
  opacity: 0.7;
  transform: scale(0.82);
  transition:
    opacity 180ms ease,
    transform 180ms ease;
}

.product-index a:hover::after {
  opacity: 1;
  transform: scale(1);
}

.product-index span {
  display: block;
  color: rgba(224, 197, 140, 0.82);
  font-size: 12px;
  font-weight: 900;
}

.product-index strong {
  display: block;
  margin-top: 54px;
  color: rgba(255, 255, 255, 0.96);
  font-size: clamp(24px, 2.6vw, 34px);
  line-height: 1.12;
}

.product-index p {
  max-width: 190px;
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 14px;
}

.product-stories {
  display: grid;
  gap: clamp(18px, 3vw, 34px);
  background: rgba(255, 255, 255, 0.74);
}

.brochure-product {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.84fr);
  gap: clamp(30px, 6vw, 82px);
  align-items: center;
  min-height: 620px;
  padding: clamp(32px, 6vw, 72px);
  border: 1px solid rgba(18, 59, 42, 0.1);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(251, 251, 247, 0.96), rgba(255, 255, 255, 0.84)),
    var(--stone-50);
  box-shadow: 0 24px 80px rgba(16, 20, 18, 0.08);
}

.brochure-product.reverse .brochure-copy {
  order: 2;
}

.brochure-product.reverse .brochure-media {
  order: 1;
}

.brochure-product.accent {
  background:
    radial-gradient(circle at 90% 10%, rgba(142, 214, 223, 0.2), transparent 28%),
    linear-gradient(135deg, #f8faf4, #ffffff);
}

.brochure-copy h2 {
  max-width: 760px;
  font-size: clamp(34px, 4.6vw, 58px);
}

.brochure-copy p {
  max-width: 720px;
  margin: 24px 0 0;
  color: var(--stone-650);
  font-size: 17px;
}

.brochure-copy::after {
  display: block;
  width: 84px;
  height: 3px;
  margin-top: 28px;
  content: "";
  background: linear-gradient(90deg, var(--amber-500), var(--blue-500));
}

.brochure-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 30px 0 0;
  list-style: none;
}

.brochure-list li {
  position: relative;
  padding-left: 22px;
  color: var(--stone-800);
}

.brochure-list li::before {
  position: absolute;
  top: 11px;
  left: 0;
  width: 8px;
  height: 8px;
  content: "";
  border-radius: 50%;
  background: var(--amber-500);
}

.brochure-media {
  position: relative;
}

.brochure-media::before {
  position: absolute;
  inset: 12% -9% -9% 12%;
  z-index: 0;
  content: "";
  border-radius: var(--radius);
  background: var(--blue-700);
}

.brochure-media img {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.case-suite {
  background:
    radial-gradient(circle at 10% 8%, rgba(142, 214, 223, 0.14), transparent 26%),
    linear-gradient(180deg, rgba(244, 245, 240, 0.86), rgba(251, 251, 247, 0.96));
}

.case-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.case-tabs a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid rgba(18, 59, 42, 0.16);
  border-radius: 999px;
  color: var(--green-950);
  background: rgba(255, 255, 255, 0.72);
}

.case-tabs a:hover {
  color: var(--white);
  background: var(--green-900);
}

.case-detail {
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(0, 1.16fr);
  gap: clamp(30px, 5vw, 70px);
  align-items: start;
  padding: clamp(30px, 5vw, 64px);
  border: 1px solid rgba(18, 59, 42, 0.1);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow);
}

.case-detail .case-copy p + p {
  margin-top: 18px;
}

.case-result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(18, 59, 42, 0.1);
  border-radius: var(--radius);
  background: rgba(18, 59, 42, 0.12);
}

.case-result-grid article {
  min-height: 158px;
  padding: 22px;
  background: rgba(251, 251, 247, 0.96);
}

.case-result-grid span {
  display: block;
  color: var(--stone-650);
  font-size: 13px;
  font-weight: 800;
}

.case-result-grid strong {
  display: block;
  margin-top: 14px;
  color: var(--green-900);
  font-size: clamp(25px, 3.1vw, 38px);
  line-height: 1.08;
}

.case-result-grid p {
  margin: 10px 0 0;
  color: var(--stone-650);
  font-size: 14px;
}

.case-wide-visual {
  grid-column: 1 / -1;
  margin: 6px 0 0;
}

.case-wide-visual img {
  width: 100%;
  max-height: 360px;
  object-fit: cover;
  border-radius: var(--radius);
}

.case-wide-visual figcaption {
  margin-top: 12px;
  color: var(--stone-650);
  font-size: 14px;
}

.case-placeholder-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.case-placeholder {
  min-height: 300px;
  padding: clamp(28px, 5vw, 54px);
  border: 1px solid rgba(18, 59, 42, 0.1);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(244, 245, 240, 0.72)),
    var(--white);
}

.case-placeholder h2 {
  max-width: 460px;
}

.detail-hero {
  position: relative;
  min-height: 82svh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 74% 24%, rgba(142, 214, 223, 0.18), transparent 30%),
    linear-gradient(135deg, #06150f, #0f3124 56%, #08110e);
}

.detail-hero .hero-media img {
  opacity: 0.34;
}

.detail-hero-inner {
  position: relative;
  z-index: 4;
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 132px 0 74px;
}

.breadcrumb {
  display: inline-flex;
  gap: 8px;
  margin-bottom: 24px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 13px;
  font-weight: 700;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.78);
}

.detail-hero h1 {
  max-width: 920px;
  margin: 0;
  font-size: clamp(46px, 7.6vw, 104px);
  line-height: 1;
  letter-spacing: 0;
}

.detail-hero p:not(.eyebrow) {
  max-width: 760px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(17px, 2vw, 22px);
}

.detail-section {
  padding: clamp(72px, 10vw, 126px) clamp(20px, 5vw, 64px);
}

.detail-shell,
.detail-split,
.detail-grid,
.metric-strip,
.placeholder-page {
  width: min(var(--max), 100%);
  margin: 0 auto;
}

.detail-split {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(320px, 0.86fr);
  gap: clamp(30px, 6vw, 86px);
  align-items: center;
}

.detail-lead h2 {
  max-width: 760px;
}

.detail-lead p {
  margin: 22px 0 0;
  color: var(--stone-650);
  font-size: 17px;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: clamp(36px, 6vw, 72px);
}

.detail-card {
  min-height: 220px;
  padding: 28px;
  border: 1px solid rgba(18, 59, 42, 0.1);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 18px 55px rgba(16, 20, 18, 0.06);
}

.detail-card span {
  display: block;
  color: var(--blue-700);
  font-size: 13px;
  font-weight: 900;
}

.detail-card h3 {
  margin: 44px 0 12px;
  color: var(--green-950);
  font-size: 24px;
  line-height: 1.2;
}

.detail-card p {
  margin: 0;
  color: var(--stone-650);
}

.detail-image {
  position: relative;
}

.detail-image::before {
  position: absolute;
  inset: 10% -8% -8% 12%;
  z-index: 0;
  content: "";
  border-radius: var(--radius);
  background: var(--blue-700);
}

.detail-image img {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(18, 59, 42, 0.1);
  border-radius: var(--radius);
  background: rgba(18, 59, 42, 0.12);
  box-shadow: var(--shadow);
}

.metric-strip article {
  min-height: 168px;
  padding: 24px;
  background: rgba(251, 251, 247, 0.96);
}

.metric-strip span {
  display: block;
  color: var(--stone-650);
  font-size: 13px;
  font-weight: 800;
}

.metric-strip strong {
  display: block;
  margin-top: 16px;
  color: var(--green-900);
  font-size: clamp(26px, 3.5vw, 42px);
  line-height: 1.08;
}

.metric-strip p {
  margin: 10px 0 0;
  color: var(--stone-650);
  font-size: 14px;
}

.placeholder-page {
  min-height: 440px;
  display: grid;
  align-items: center;
  padding: clamp(34px, 6vw, 72px);
  border: 1px solid rgba(18, 59, 42, 0.1);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 86% 18%, rgba(142, 214, 223, 0.18), transparent 30%),
    rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow);
}

.return-link {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  width: fit-content;
  margin-top: 30px;
  padding: 0 18px;
  border-radius: 999px;
  color: var(--white);
  background: var(--green-900);
  font-weight: 800;
}

.case-study {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: clamp(32px, 6vw, 76px);
  align-items: start;
}

.case-copy {
  position: sticky;
  top: 110px;
}

.case-copy h2 {
  margin-bottom: 22px;
}

.case-points {
  display: grid;
  gap: 14px;
  margin-top: 34px;
}

.case-points article {
  padding: 18px 0;
  border-top: 1px solid rgba(18, 59, 42, 0.16);
}

.case-points strong {
  display: block;
  color: var(--green-900);
  font-size: clamp(24px, 4vw, 40px);
  line-height: 1.1;
}

.case-visuals {
  display: grid;
  gap: 24px;
}

.case-visuals figure {
  margin: 0;
  padding: 18px;
  border: 1px solid rgba(18, 59, 42, 0.1);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 20px 60px rgba(16, 20, 18, 0.08);
}

.case-visuals img {
  width: 100%;
  border-radius: 4px;
}

.case-visuals figcaption {
  margin-top: 14px;
  color: var(--stone-650);
  font-size: 14px;
}

.flow-card {
  width: min(var(--max), 100%);
  margin: 0 auto;
  padding: clamp(18px, 3vw, 34px);
  border: 1px solid rgba(18, 59, 42, 0.1);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.process-map {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 22px);
  overflow: hidden;
  background:
    radial-gradient(circle at 14% 20%, rgba(142, 214, 223, 0.2), transparent 28%),
    radial-gradient(circle at 88% 10%, rgba(224, 197, 140, 0.14), transparent 30%),
    linear-gradient(135deg, #071b14, #123b2a 62%, #08120e);
}

.process-map::before {
  position: absolute;
  top: clamp(48px, 6.2vw, 74px);
  left: clamp(40px, 5vw, 68px);
  right: clamp(40px, 5vw, 68px);
  height: 1px;
  content: "";
  background: linear-gradient(90deg, rgba(224, 197, 140, 0), rgba(224, 197, 140, 0.58), rgba(142, 214, 223, 0));
  opacity: 0.7;
}

.process-map article {
  position: relative;
  display: grid;
  grid-template-rows: auto auto 1fr;
  min-height: 286px;
  padding: clamp(20px, 2.6vw, 30px);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.025)),
    rgba(255, 255, 255, 0.035);
  backdrop-filter: blur(10px);
}

.process-map article::before {
  position: relative;
  z-index: 1;
  display: block;
  width: 16px;
  height: 16px;
  margin: 0 0 clamp(34px, 4vw, 52px);
  content: "";
  border: 1px solid rgba(224, 197, 140, 0.8);
  border-radius: 50%;
  background: rgba(224, 197, 140, 0.24);
  box-shadow: 0 0 24px rgba(224, 197, 140, 0.22);
}

.process-map span {
  color: rgba(224, 197, 140, 0.8);
  font-size: 12px;
  font-weight: 900;
}

.process-map strong {
  display: block;
  min-height: 2.45em;
  margin-top: 12px;
  font-size: clamp(20px, 2vw, 25px);
  line-height: 1.15;
  overflow-wrap: anywhere;
}

.process-map p {
  max-width: none;
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.about {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1fr);
  gap: clamp(32px, 7vw, 90px);
  align-items: center;
}

.about-media {
  position: relative;
}

.about-media::before {
  position: absolute;
  inset: 9% -8% -8% 12%;
  content: "";
  background: var(--blue-700);
  border-radius: var(--radius);
  z-index: -1;
}

.about-media img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.about-copy h2 {
  margin-bottom: 22px;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.about-stats article {
  min-height: 124px;
  padding: 22px;
  border-left: 4px solid var(--amber-500);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 16px 50px rgba(16, 20, 18, 0.06);
}

.about-stats strong {
  display: block;
  color: var(--green-900);
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1;
}

.about-stats span {
  display: block;
  margin-top: 10px;
  color: var(--stone-650);
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.72fr);
  gap: clamp(28px, 6vw, 80px);
  align-items: center;
  color: var(--white);
  background:
    radial-gradient(circle at 80% 20%, rgba(58, 155, 180, 0.3), transparent 32%),
    linear-gradient(135deg, var(--green-950), var(--green-900));
}

.contact h2 {
  color: var(--white);
}

.contact p {
  max-width: 680px;
  margin-top: 20px;
  color: rgba(255, 255, 255, 0.76);
}

.contact-card {
  display: grid;
  gap: 12px;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
}

.contact-card span {
  color: rgba(255, 255, 255, 0.72);
}

.contact-card a {
  font-size: 22px;
  font-weight: 800;
}

.contact-card p {
  margin: 6px 0 0;
  font-size: 14px;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 28px clamp(20px, 5vw, 64px);
  color: var(--stone-650);
  font-size: 14px;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 520ms ease,
    transform 520ms ease;
}

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

@keyframes panel-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slow-spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 900px) {
  .site-header {
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: 14px;
    min-height: 72px;
    padding: 12px 18px;
  }

  .desktop-nav {
    display: none;
  }

  .brand-logo {
    width: 196px;
    height: 50px;
    padding: 0;
  }

  .header-actions {
    gap: 8px;
  }

  .nav-cta {
    min-height: 38px;
    padding: 0 14px;
    font-size: 13px;
  }

  .lang-switch {
    min-width: 32px;
    min-height: 32px;
    padding: 0 9px;
    font-size: 12px;
  }

  .hero-inner {
    width: min(100% - 32px, var(--max));
    padding-bottom: 36px;
  }

  .hero-media img {
    transform: none;
  }

  .hero-data,
  .solution-orbit,
  .product-index,
  .section-grid,
  .section-heading.split,
  .brochure-product,
  .detail-split,
  .detail-grid,
  .metric-strip,
  .product-panel,
  .case-detail,
  .case-result-grid,
  .case-placeholder-grid,
  .case-study,
  .about,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero-data {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    width: min(760px, 100%);
    margin-top: 48px;
  }

  .hero-data article {
    min-height: 0;
  }

  .hero-tags {
    display: none;
  }

  .solution-orbit {
    padding-top: 0;
  }

  .orbit-core {
    width: 150px;
    height: 150px;
    margin: 0 auto 8px;
  }

  .solution-orbit article {
    min-height: 0;
    transform: none;
  }

  .product-stage {
    min-height: 0;
  }

  .product-panel {
    min-height: 0;
  }

  .product-panel img {
    height: 280px;
  }

  .product-index a {
    min-height: 176px;
  }

  .product-index strong {
    margin-top: 34px;
  }

  .brochure-product {
    min-height: 0;
  }

  .brochure-product.reverse .brochure-copy,
  .brochure-product.reverse .brochure-media {
    order: initial;
  }

  .brochure-media img {
    aspect-ratio: 16 / 11;
  }

  .detail-hero {
    min-height: 76svh;
  }

  .detail-hero-inner {
    width: min(100% - 32px, var(--max));
    padding-bottom: 48px;
  }

  .detail-image img {
    aspect-ratio: 16 / 11;
  }

  .process-map {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .process-map::before {
    top: 40px;
    bottom: 40px;
    left: 36px;
    right: auto;
    width: 1px;
    height: auto;
    background: linear-gradient(180deg, rgba(224, 197, 140, 0), rgba(224, 197, 140, 0.72), rgba(142, 214, 223, 0));
  }

  .process-map article {
    grid-template-columns: 28px minmax(0, 1fr);
    grid-template-rows: auto auto;
    column-gap: 16px;
    min-height: 0;
    padding: 22px;
  }

  .process-map article::before {
    grid-row: 1 / span 2;
    align-self: start;
    position: relative;
    top: 3px;
    left: 0;
    margin: 0;
  }

  .process-map span,
  .process-map strong,
  .process-map p {
    grid-column: 2;
  }

  .process-map strong {
    min-height: 0;
  }

  .case-copy {
    position: static;
  }

  .case-wide-visual {
    margin-top: 0;
  }

  .about-stats {
    grid-template-columns: 1fr;
  }

  footer {
    flex-direction: column;
  }
}

@media (min-width: 821px) and (max-width: 900px) {
  .site-header {
    grid-template-columns: minmax(160px, 0.62fr) auto minmax(98px, 0.46fr);
    column-gap: 12px;
    min-height: 72px;
    padding: 12px 16px;
  }

  .desktop-nav {
    display: flex;
    gap: 12px;
    font-size: 13px;
  }

  .brand-logo {
    width: 170px;
    height: 48px;
  }

  .nav-cta {
    min-height: 38px;
    padding: 0 13px;
    font-size: 13px;
  }

  .lang-switch {
    min-width: 32px;
    min-height: 32px;
    padding: 0 9px;
    font-size: 12px;
  }

  .nav-dropdown {
    min-width: 138px;
  }
}

@media (max-width: 560px) {
  .brand-logo {
    width: 150px;
    height: 42px;
    padding: 0;
  }

  .hero h1 {
    font-size: 48px;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .primary-action,
  .secondary-action {
    width: 100%;
  }

  .hero-data {
    grid-template-columns: 1fr;
    width: min(420px, 100%);
  }

  .belief,
  .solutions,
  .products,
  .product-stories,
  .detail-section,
  .case-suite,
  .case-study,
  .flow-section,
  .about,
  .contact {
    padding-right: 16px;
    padding-left: 16px;
  }

  .contact-card a {
    font-size: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}