:root {
  color-scheme: light;
  --ink: #0b0f17;
  --muted: #647084;
  --soft: #eef2f7;
  --line: rgba(15, 23, 42, 0.12);
  --panel: rgba(255, 255, 255, 0.78);
  --white: #ffffff;
  --blue: #0064d2;
  --blue-dark: #00479c;
  --cyan: #4dbed9;
  --green: #0d9488;
  --shadow: 0 28px 90px rgba(31, 43, 61, 0.14);
  --radius: 8px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

#capabilities,
#products,
#catalog,
#process,
#contact {
  scroll-margin-top: 104px;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 22% 8%, rgba(77, 190, 217, 0.22), transparent 28rem),
    linear-gradient(180deg, #fbfcfe 0%, #eef3f8 44%, #ffffff 100%);
  min-width: 320px;
  overflow-x: hidden;
}

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

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

button,
input,
textarea {
  font: inherit;
}

.progress {
  position: fixed;
  inset: 0 auto auto 0;
  z-index: 80;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan), var(--green));
  transform: scaleX(0);
  transform-origin: left;
}

.site-header {
  position: fixed;
  top: 16px;
  left: 50%;
  z-index: 60;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  width: min(1180px, calc(100% - 32px));
  min-height: 56px;
  padding: 8px 10px 8px 18px;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 18px 52px rgba(28, 39, 54, 0.12);
  backdrop-filter: blur(22px) saturate(160%);
  transform: translateX(-50%);
}

.brand {
  font-weight: 700;
  letter-spacing: 0;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  gap: 8px;
  color: rgba(11, 15, 23, 0.7);
  font-size: 14px;
}

.nav-links a,
.nav-cta {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
}

.nav-links a:hover {
  background: rgba(15, 23, 42, 0.06);
  color: var(--ink);
}

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

.lang-switch {
  display: inline-grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  min-width: 74px;
  height: 36px;
  padding: 3px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 999px;
  background: rgba(248, 250, 252, 0.75);
  cursor: pointer;
}

.lang-switch span {
  display: grid;
  place-items: center;
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

html[lang="en"] [data-lang-option="en"],
html[lang="zh"] [data-lang-option="zh"] {
  color: var(--white);
  background: var(--ink);
}

.nav-cta {
  color: var(--white);
  background: var(--ink);
  font-size: 14px;
  font-weight: 650;
}

.section-panel {
  width: min(1240px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
  gap: 44px;
  align-items: center;
  min-height: 96vh;
  padding: 124px 0 52px;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 760;
  letter-spacing: 0;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(48px, 7vw, 90px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(34px, 4.6vw, 64px);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 12px;
  font-size: 22px;
  letter-spacing: 0;
}

.hero-subtitle,
.section-heading p,
.showcase-copy p,
.contact-copy > p {
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.55;
}

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

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  padding: 0 22px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 740;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--green));
  box-shadow: 0 18px 34px rgba(0, 100, 210, 0.24);
}

.button.secondary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--line);
}

.hero-visual {
  position: relative;
  min-width: 0;
  transform-style: preserve-3d;
}

.hero-visual::before,
.showcase-visual::before {
  position: absolute;
  content: "";
  inset: 8% 8% auto;
  height: 54%;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.72);
  filter: blur(42px);
}

.hero-visual img,
.showcase-visual img {
  position: relative;
  filter: drop-shadow(0 30px 54px rgba(42, 53, 70, 0.2));
  animation: floatProduct 7s ease-in-out infinite;
}

@keyframes floatProduct {
  0%,
  100% {
    transform: translate3d(0, 0, 0) rotate(0.0001deg);
  }
  50% {
    transform: translate3d(0, -16px, 0) rotate(0.0001deg);
  }
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  width: min(1180px, calc(100% - 40px));
  margin: 10px auto 74px;
}

.stat-card {
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.66);
  box-shadow: 0 16px 44px rgba(30, 41, 59, 0.08);
  backdrop-filter: blur(16px);
}

.stat-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: clamp(28px, 4vw, 46px);
  letter-spacing: 0;
}

.stat-card span {
  color: var(--muted);
  font-size: 14px;
  font-weight: 680;
}

.intro,
.products,
.catalog,
.techniques,
.process,
.contact {
  padding: 110px 0;
}

.section-heading {
  max-width: 840px;
  margin-bottom: 42px;
}

.capability-grid,
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.capability-card,
.product-card,
.process-card {
  position: relative;
  overflow: hidden;
  min-height: 260px;
  padding: 26px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 18px 48px rgba(39, 51, 69, 0.08);
  backdrop-filter: blur(18px);
}

.capability-card::before,
.product-card::before {
  position: absolute;
  content: "";
  inset: 0;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.52), transparent 38%),
    radial-gradient(circle at 76% 12%, rgba(77, 190, 217, 0.18), transparent 12rem);
  pointer-events: none;
}

.capability-card > *,
.product-card > *,
.process-card > * {
  position: relative;
}

.card-icon {
  width: 46px;
  height: 46px;
  margin-bottom: 38px;
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(195, 207, 221, 0.58)),
    repeating-linear-gradient(90deg, rgba(36, 48, 63, 0.12), rgba(36, 48, 63, 0.12) 1px, transparent 1px, transparent 8px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9), 0 18px 34px rgba(30, 41, 59, 0.12);
}

.card-icon.image {
  object-fit: cover;
  padding: 0;
  background: #eef3f8;
}

.capability-card .card-icon.image,
.product-card .card-icon.image {
  width: 100%;
  height: 148px;
  margin-bottom: 24px;
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.capability-card p,
.product-card p,
.process-card p {
  color: var(--muted);
  line-height: 1.65;
}

.showcase {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 34px;
  align-items: center;
  min-height: 760px;
  padding: 90px 0;
}

.showcase-copy {
  padding: 58px 0;
}

.showcase-visual {
  position: relative;
  min-width: 0;
}

.products {
  width: 100%;
  padding-inline: max(20px, calc((100vw - 1240px) / 2));
  background: linear-gradient(180deg, rgba(248, 250, 252, 0) 0%, #0c111a 10%, #111827 92%, rgba(255, 255, 255, 0) 100%);
}

.products .section-kicker,
.products .section-heading h2 {
  color: var(--white);
}

.products .section-heading p {
  color: rgba(255, 255, 255, 0.68);
}

.product-card {
  min-height: 330px;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.13);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.03)),
    #151f2d;
}

.product-card p {
  color: rgba(255, 255, 255, 0.7);
}

.product-card .card-icon {
  background:
    linear-gradient(135deg, #f8fbff, #768293 44%, #f7fafc 72%, #495565),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.2) 1px, transparent 1px, transparent 8px);
}

.product-card .card-icon.image {
  height: 164px;
  border-color: rgba(255, 255, 255, 0.18);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
}

.catalog-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: -10px 0 28px;
}

.catalog-tabs button {
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: #344155;
  cursor: pointer;
  font-weight: 720;
}

.catalog-tabs button.active {
  color: #fff;
  border-color: var(--ink);
  background: var(--ink);
}

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

.case-card {
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 18px 48px rgba(39, 51, 69, 0.08);
}

.case-card-clickable {
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.case-card-clickable:hover,
.case-card-clickable:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(0, 100, 210, 0.28);
  box-shadow: 0 24px 60px rgba(39, 51, 69, 0.14);
  outline: none;
}

.case-card.highlighted {
  border-color: rgba(0, 100, 210, 0.22);
  box-shadow: 0 0 0 1px rgba(0, 100, 210, 0.14), 0 18px 48px rgba(39, 51, 69, 0.08);
}

.case-image {
  position: relative;
  display: block;
  width: 100%;
  border: 0;
  padding: 0;
  background: #eef3f8;
  cursor: zoom-in;
}

.case-image img {
  width: 100%;
  aspect-ratio: 1.32;
  object-fit: contain;
  padding: 10px;
  background: #fff;
}

.case-image:focus-visible {
  outline: 4px solid rgba(0, 100, 210, 0.22);
  outline-offset: -4px;
}

.case-zoom-icon {
  position: absolute;
  right: 12px;
  bottom: 12px;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(11, 15, 23, 0.84);
  color: #fff;
  font-size: 22px;
  font-weight: 520;
  line-height: 1;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.2);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.case-card:hover .case-zoom-icon,
.case-image:focus-visible .case-zoom-icon,
.product-detail-image:hover .case-zoom-icon,
.product-detail-image:focus-visible .case-zoom-icon {
  opacity: 1;
  transform: translateY(0);
}

.case-body {
  padding: 20px;
}

.case-body > span {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 7px 10px;
  border-radius: 999px;
  background: #eef6ff;
  color: var(--blue);
  font-size: 12px;
  font-weight: 760;
}

.case-body p {
  color: var(--muted);
  line-height: 1.62;
}

.case-body dl {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
}

.case-body dl div {
  display: grid;
  gap: 4px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.case-body dt {
  color: #344155;
  font-size: 12px;
  font-weight: 780;
}

.case-body dd {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.product-detail-shell {
  margin-top: 36px;
  padding-top: 36px;
  border-top: 1px solid var(--line);
  display: none;
}

.product-detail {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(320px, 0.94fr);
  gap: 28px;
  align-items: center;
}

.product-detail-image {
  position: relative;
  display: block;
  width: 100%;
  overflow: hidden;
  padding: 0;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff 0%, #f4f7fb 100%);
  box-shadow: 0 24px 58px rgba(39, 51, 69, 0.12);
  cursor: zoom-in;
}

.product-detail-image img {
  width: 100%;
  aspect-ratio: 1.1;
  object-fit: contain;
  padding: 20px;
  background: linear-gradient(180deg, #ffffff 0%, #f4f7fb 100%);
}

.product-detail-image:focus-visible {
  outline: 4px solid rgba(0, 100, 210, 0.22);
  outline-offset: -4px;
}

.product-detail-copy {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.product-detail-copy h3 {
  margin-bottom: 0;
  font-size: clamp(34px, 4vw, 58px);
  line-height: 0.98;
}

.product-detail-meta,
.product-detail-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.product-detail-meta span,
.product-detail-badges span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  background: #eef6ff;
  color: var(--blue);
  font-size: 12px;
  font-weight: 760;
}

.product-detail-lead {
  margin: 0;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.55;
}

.product-detail-specs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
  margin: 2px 0 0;
}

.product-detail-specs div {
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.product-detail-specs dt {
  color: #344155;
  font-size: 12px;
  font-weight: 780;
}

.product-detail-specs dd {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.product-detail-points {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.product-detail-points li {
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.product-detail-points strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
}

.product-detail-points span {
  color: var(--muted);
  line-height: 1.55;
}

.product-detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 2px;
}

.product-detail-actions .button {
  min-width: 0;
}

.product-detail-empty {
  min-height: 260px;
  align-items: center;
}

.product-detail-empty .product-detail-copy {
  max-width: 680px;
}

.case-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.product-modal[hidden],
.custom-float-ad[hidden] {
  display: none;
}

.product-modal {
  position: fixed;
  z-index: 80;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 28px;
}

.product-modal-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(8, 13, 22, 0.72);
  backdrop-filter: blur(8px);
  cursor: pointer;
}

.product-modal-frame {
  position: relative;
  z-index: 1;
  width: min(1080px, 100%);
  height: min(720px, calc(100dvh - 56px));
  overflow: hidden;
  padding: 0;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.3);
}

.product-modal-close,
.product-modal-share {
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  color: var(--ink);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
}

.product-modal .product-detail {
  padding: 0;
}

.product-modal-open {
  overflow: hidden;
}

.custom-float-ad {
  position: fixed;
  z-index: 60;
  right: 24px;
  bottom: 24px;
  display: grid;
  grid-template-columns: 92px minmax(170px, 230px);
  gap: 14px;
  align-items: center;
  width: min(360px, calc(100vw - 32px));
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.94);
  color: #fff;
  box-shadow: 0 22px 65px rgba(15, 23, 42, 0.3);
}

.custom-float-ad img {
  width: 92px;
  height: 92px;
  object-fit: cover;
  border-radius: 6px;
  background: #fff;
}

.custom-float-ad > div {
  display: grid;
  gap: 6px;
}

.custom-float-ad span {
  color: #9dc8ff;
  font-size: 12px;
  font-weight: 760;
}

.custom-float-ad strong {
  font-size: 16px;
  line-height: 1.3;
}

.custom-float-ad .button {
  justify-self: start;
  min-height: 32px;
  padding: 0 12px;
  font-size: 12px;
}

.custom-float-ad-close {
  position: absolute;
  top: 5px;
  right: 7px;
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.72);
  font-size: 20px;
  cursor: pointer;
}

.case-action-link,
.case-action-copy {
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: #fff;
  color: var(--ink);
  font-size: 13px;
  font-weight: 720;
  cursor: pointer;
}

.case-action-link:hover,
.case-action-copy:hover {
  border-color: rgba(0, 100, 210, 0.25);
  color: var(--blue);
}

.case-action-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.site-toast-stack {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 1000;
  display: grid;
  gap: 10px;
  pointer-events: none;
}

.site-toast {
  min-width: 180px;
  max-width: min(320px, calc(100vw - 40px));
  padding: 12px 14px;
  border-radius: 999px;
  background: rgba(12, 17, 26, 0.94);
  color: #fff;
  box-shadow: 0 14px 40px rgba(15, 23, 42, 0.24);
  font-size: 13px;
  font-weight: 620;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.site-toast.show {
  opacity: 1;
  transform: translateY(0);
}

.site-toast.error {
  background: rgba(153, 27, 27, 0.96);
}

.techniques {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  gap: 40px;
  align-items: start;
}

.technique-intro {
  position: sticky;
  top: 110px;
}

.technique-intro > p:last-child {
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.55;
}

.technique-grid {
  display: grid;
  gap: 16px;
}

.technique-card {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  padding: 14px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 18px 48px rgba(39, 51, 69, 0.08);
}

.technique-card img {
  aspect-ratio: 1.5;
  object-fit: cover;
  border-radius: 8px;
  background: #eef3f8;
}

.technique-card p {
  color: var(--muted);
  line-height: 1.62;
}

.process-card {
  min-height: 240px;
}

.process-card strong {
  display: block;
  margin-bottom: 50px;
  color: var(--blue);
  font-size: 13px;
  letter-spacing: 0;
}

.contact {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 44px;
  align-items: center;
}

.contact-list {
  display: grid;
  gap: 12px;
  margin-top: 30px;
}

.contact-list a,
.contact-list span {
  width: fit-content;
  max-width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  color: #243044;
  overflow-wrap: anywhere;
}

.qr-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.qr-card {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 16px 44px rgba(30, 41, 59, 0.08);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.qr-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 54px rgba(30, 41, 59, 0.12);
}

.qr-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: contain;
  padding: 8px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px;
  background: #fff;
}

.qr-card-link-icon {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  border: 1px solid rgba(0, 100, 210, 0.12);
  border-radius: 8px;
  background: #eef6ff;
  color: var(--blue);
  font-size: 54px;
  font-weight: 420;
}

.qr-card strong {
  font-size: 16px;
}

.qr-card span {
  color: var(--muted);
  font-size: 14px;
  overflow-wrap: anywhere;
}

.qr-card small {
  color: var(--blue);
  font-size: 12px;
  font-weight: 720;
}

.inquiry-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  align-self: center;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: var(--shadow);
  backdrop-filter: blur(20px);
}

.inquiry-form label {
  display: grid;
  gap: 8px;
  color: #344155;
  font-size: 13px;
  font-weight: 720;
}

.inquiry-form .full {
  grid-column: 1 / -1;
}

.inquiry-form input,
.inquiry-form textarea {
  width: 100%;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
  outline: 0;
}

.inquiry-form input {
  min-height: 48px;
  padding: 0 15px;
}

.inquiry-form textarea {
  resize: vertical;
  min-height: 132px;
  padding: 14px 15px;
}

.inquiry-form input:focus,
.inquiry-form textarea:focus {
  border-color: rgba(0, 100, 210, 0.5);
  box-shadow: 0 0 0 4px rgba(0, 100, 210, 0.12);
}

.form-status {
  grid-column: 1 / -1;
  min-height: 20px;
  margin: 0;
  color: var(--green);
  font-weight: 700;
}

.form-status.error {
  color: #d92d20;
}

.viewer-open {
  overflow: hidden;
}

.image-viewer[hidden] {
  display: none;
}

.image-viewer {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-items: center;
  padding: 26px;
}

.image-viewer-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(5, 9, 14, 0.72);
  cursor: zoom-out;
  backdrop-filter: blur(18px);
}

.image-viewer-frame {
  position: relative;
  z-index: 1;
  width: min(1080px, 100%);
  margin: 0;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.36);
}

.image-viewer-frame img {
  width: 100%;
  max-height: min(76vh, 820px);
  object-fit: contain;
  border-radius: 8px;
  background: #fff;
}

.image-viewer-frame figcaption {
  margin-top: 12px;
  color: #344155;
  font-size: 15px;
  font-weight: 720;
}

.image-viewer-close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 50%;
  background: rgba(11, 15, 23, 0.86);
  color: #fff;
  cursor: pointer;
  font-size: 26px;
  line-height: 1;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: min(1240px, calc(100% - 40px));
  margin: 0 auto;
  padding: 30px 0 42px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1040px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .hero,
  .showcase,
  .contact {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .hero {
    padding-top: 116px;
  }

  .hero-visual {
    margin-top: -32px;
  }

  .capability-grid,
  .product-grid,
  .case-grid,
  .timeline {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .technique-intro {
    position: static;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 0;
  }
}

@media (max-width: 680px) {
  body {
    padding-bottom: calc(76px + env(safe-area-inset-bottom));
    background:
      linear-gradient(180deg, #fbfcfe 0%, #eef3f8 38%, #ffffff 100%);
  }

  #capabilities,
  #products,
  #catalog,
  #process,
  #contact {
    scroll-margin-top: 86px;
  }

  .site-header {
    top: 10px;
    left: 10px;
    right: 10px;
    width: auto;
    min-height: 50px;
    grid-template-columns: minmax(0, 1fr) auto;
    padding: 7px 8px 7px 14px;
    transform: none;
    backdrop-filter: none;
  }

  .brand {
    max-width: 178px;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 14px;
  }

  .header-actions {
    gap: 0;
  }

  .lang-switch {
    min-width: 68px;
    height: 34px;
  }

  .nav-links {
    position: fixed;
    left: 10px;
    right: 10px;
    bottom: calc(10px + env(safe-area-inset-bottom));
    z-index: 70;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 4px;
    padding: 6px;
    border: 1px solid rgba(15, 23, 42, 0.12);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 18px 54px rgba(16, 24, 40, 0.18);
    backdrop-filter: blur(22px) saturate(160%);
  }

  .nav-links a {
    position: relative;
    justify-content: center;
    min-width: 0;
    min-height: 42px;
    padding: 0 4px;
    border-radius: 8px;
    color: transparent;
    font-size: 11px;
    font-weight: 760;
    line-height: 1.1;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .nav-links a::after {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    padding: 0 4px;
    color: #2f3a4a;
    content: attr(data-mobile-label);
  }

  .nav-cta {
    display: none;
  }

  .section-panel {
    width: min(100% - 24px, 1240px);
  }

  .hero {
    min-height: auto;
    padding: 94px 0 28px;
    gap: 18px;
  }

  .hero-copy {
    display: grid;
    justify-items: start;
  }

  .eyebrow,
  .section-kicker {
    margin-bottom: 12px;
    font-size: 12px;
    line-height: 1.35;
  }

  h1 {
    max-width: 100%;
    margin-bottom: 16px;
    font-size: clamp(34px, 10.6vw, 46px);
    line-height: 1.06;
    overflow-wrap: anywhere;
  }

  h2 {
    font-size: clamp(28px, 8.8vw, 38px);
    line-height: 1.08;
    overflow-wrap: anywhere;
  }

  h3 {
    font-size: 19px;
    line-height: 1.2;
  }

  .hero-subtitle,
  .section-heading p,
  .showcase-copy p,
  .contact-copy > p,
  .technique-intro > p:last-child {
    font-size: 16px;
    line-height: 1.6;
  }

  .hero-actions {
    display: grid;
    width: 100%;
    gap: 10px;
    margin-top: 24px;
  }

  .button {
    min-height: 46px;
    padding: 0 18px;
  }

  .hero-visual {
    margin-top: 2px;
  }

  .hero-visual img,
  .showcase-visual img {
    max-height: 330px;
    object-fit: contain;
  }

  .hero-visual::before,
  .showcase-visual::before {
    filter: blur(30px);
  }

  .stats,
  .capability-grid,
  .product-grid,
  .case-grid,
  .technique-card,
  .product-detail-specs,
  .timeline,
  .qr-grid,
  .inquiry-form {
    grid-template-columns: 1fr;
  }

  .stats {
    width: min(100% - 24px, 1180px);
    gap: 10px;
    margin: 8px auto 46px;
  }

  .stat-card {
    padding: 18px;
  }

  .stat-card strong {
    margin-bottom: 6px;
    font-size: 30px;
  }

  .stat-card span {
    font-size: 13px;
    line-height: 1.35;
  }

  .intro,
  .products,
  .catalog,
  .techniques,
  .process,
  .contact {
    padding: 58px 0;
  }

  .section-heading {
    margin-bottom: 26px;
  }

  .capability-card,
  .product-card,
  .process-card {
    min-height: auto;
    padding: 20px;
  }

  .card-icon {
    margin-bottom: 22px;
  }

  .capability-card .card-icon.image,
  .product-card .card-icon.image {
    height: 178px;
  }

  .products {
    padding-inline: 12px;
    background: linear-gradient(180deg, rgba(248, 250, 252, 0) 0%, #0c111a 5%, #111827 95%, rgba(255, 255, 255, 0) 100%);
  }

  .showcase {
    min-height: auto;
    padding: 42px 0;
  }

  .showcase-copy {
    padding: 0;
  }

  .catalog-tabs {
    flex-wrap: nowrap;
    gap: 8px;
    margin: -4px -12px 22px;
    padding: 0 12px 8px;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

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

  .product-modal {
    padding: 10px;
  }

  .product-modal-frame {
    height: calc(100dvh - 20px);
    padding: 0;
  }

  .custom-float-ad {
    right: 12px;
    bottom: calc(74px + env(safe-area-inset-bottom));
    grid-template-columns: 68px minmax(0, 1fr);
    width: min(330px, calc(100vw - 24px));
  }

  .custom-float-ad img {
    width: 68px;
    height: 68px;
  }

  .catalog-tabs button {
    flex: 0 0 auto;
    min-height: 38px;
    padding: 0 14px;
    font-size: 13px;
    white-space: nowrap;
  }

  .case-card {
    box-shadow: 0 14px 36px rgba(39, 51, 69, 0.08);
  }

  .case-image img {
    aspect-ratio: 1.18;
    padding: 8px;
  }

  .case-zoom-icon {
    opacity: 1;
    transform: none;
    width: 30px;
    height: 30px;
    font-size: 19px;
  }

  .case-body {
    padding: 16px;
  }

  .case-body > span {
    margin-bottom: 10px;
  }

  .case-body p {
    display: -webkit-box;
    overflow: hidden;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
  }

  .case-body dl {
    gap: 8px;
    margin-top: 14px;
  }

  .case-actions {
    margin-top: 14px;
  }

  .case-action-link,
  .case-action-copy {
    min-height: 34px;
    padding: 0 12px;
    font-size: 12px;
  }

  .site-toast-stack {
    right: 14px;
    bottom: 14px;
    left: 14px;
    justify-items: stretch;
  }

  .site-toast {
    max-width: none;
    min-width: 0;
    border-radius: 14px;
  }

  .technique-card {
    gap: 12px;
    padding: 12px;
  }

  .technique-card img {
    aspect-ratio: 1.32;
  }

  .process-card strong {
    margin-bottom: 28px;
  }

  .contact {
    gap: 24px;
  }

  .contact-list {
    margin-top: 22px;
  }

  .contact-list a,
  .contact-list span {
    width: 100%;
    padding: 12px 14px;
    border-radius: 8px;
  }

  .qr-grid {
    gap: 10px;
    margin-top: 20px;
  }

  .qr-card {
    grid-template-columns: 88px minmax(0, 1fr);
    align-items: center;
    gap: 12px;
    padding: 12px;
  }

  .qr-card img {
    width: 88px;
  }

  .qr-card strong,
  .qr-card span {
    min-width: 0;
  }

  .inquiry-form {
    gap: 12px;
    padding: 16px;
  }

  .inquiry-form input {
    min-height: 46px;
  }

  .inquiry-form textarea {
    min-height: 124px;
  }

  .hero-actions .button,
  .inquiry-form .button,
  .product-detail-actions .button {
    width: 100%;
  }

  .image-viewer {
    padding: 12px;
  }

  .image-viewer-frame {
    padding: 10px;
  }

  .image-viewer-frame img {
    max-height: 72vh;
  }

  .image-viewer-close {
    top: 8px;
    right: 8px;
  }

  .site-footer {
    width: min(100% - 24px, 1240px);
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
    padding-bottom: 30px;
  }
}

@media (max-width: 420px) {
  .brand {
    max-width: 136px;
  }

  .lang-switch {
    min-width: 64px;
  }

  .nav-links a {
    font-size: 10.5px;
  }

  h1 {
    font-size: clamp(32px, 10.2vw, 40px);
  }

  .qr-card {
    grid-template-columns: 76px minmax(0, 1fr);
  }

  .qr-card img {
    width: 76px;
  }
}

.product-modal-toolbar {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 2;
  width: 46%;
  height: 64px;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  background: #fff;
  border-bottom: 1px solid #edf0f2;
}
.product-modal-toolbar button {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: background 160ms;
}
.product-modal-toolbar button:hover { background: #edf1f5; }
.product-modal-toolbar button:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
.product-modal-share img { width: 20px; height: 20px; }
[data-product-modal-body] { height: 100%; }
.product-modal .product-detail {
  height: 100%;
  grid-template-columns: minmax(0, 54fr) minmax(0, 46fr);
  gap: 0;
  align-items: stretch;
  letter-spacing: 0;
}
.product-modal .product-detail-image {
  height: 100%;
  min-height: 0;
  border: 0;
  border-right: 1px solid #edf0f2;
  border-radius: 0;
  box-shadow: none;
  background: #fff;
  cursor: default;
}
.product-modal .product-detail-image img {
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  object-fit: contain;
  padding: 0;
  background: #fff;
}
.product-modal .product-detail-copy {
  min-height: 0;
  padding-top: 64px;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 0;
}
.product-detail-scroll {
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: #c6cbd0 transparent;
  padding: 30px 32px;
}
.product-modal .eyebrow { margin: 0 0 12px; font-size: 12px; letter-spacing: 0; color: var(--blue); }
.product-modal .product-detail-copy h3 { margin: 0 0 20px; font-size: 30px; line-height: 1.2; letter-spacing: 0; overflow-wrap: anywhere; }
.product-modal .product-detail-lead { font-size: 15px; line-height: 1.7; margin-bottom: 26px; color: #606973; }
.product-modal .product-detail-specs { gap: 20px; margin-bottom: 28px; }
.product-modal .product-detail-specs dt { font-size: 12px; color: #848a91; font-weight: 500; }
.product-modal .product-detail-specs dd { font-size: 14px; line-height: 1.6; color: #30363c; }
.product-modal .product-detail-points { gap: 18px; }
.product-modal .product-detail-points strong { font-size: 14px; font-weight: 600; }
.product-modal .product-detail-points span { font-size: 14px; line-height: 1.6; }
.product-modal .product-detail-actions {
  margin: 0;
  padding: 18px 24px;
  border-top: 1px solid #edf0f2;
  justify-content: center;
  background: #fff;
}
.product-modal .product-detail-actions .button { min-height: 46px; width: 220px; max-width: 100%; font-size: 15px; border-radius: 6px; }
@media (max-width: 680px) {
  .product-modal .product-detail { grid-template-columns: 1fr; grid-template-rows: minmax(0, 36fr) minmax(0, 64fr); }
  .product-modal-toolbar { height: 52px; width: auto; padding: 8px 12px; background: transparent; border: 0; }
  .product-modal .product-detail-image { border: 0; border-bottom: 1px solid #edf0f2; }
  .product-modal .product-detail-image img { padding-top: 48px; }
  .product-modal .product-detail-copy { padding-top: 0; }
  .product-detail-scroll { padding: 20px 22px; }
  .product-modal .product-detail-copy h3 { font-size: 24px; margin-bottom: 14px; }
  .product-modal .product-detail-specs { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .product-modal .product-detail-actions { padding: 12px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}