:root {
  --purple: #7b2cff;
  --purple-dark: #4b18cc;
  --purple-soft: #f5efff;
  --lime: #d8ff1f;
  --ink: #111218;
  --muted: #5f6068;
  --line: #e8e4ef;
  --panel: #ffffff;
  --page: #f7f7fa;
  --shadow: 0 24px 80px rgba(55, 31, 117, 0.18);
  --content-max: 1180px;
  --content-pad: 40px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial,
    "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.5;
}

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

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

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  left: 0;
  right: 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  min-height: 72px;
  padding: 0 max(var(--content-pad), calc((100vw - var(--content-max)) / 2));
  color: #ffffff;
  background: rgba(112, 45, 234, 0.86);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 800;
  white-space: nowrap;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  color: var(--purple);
  background: #ffffff;
  border-radius: 7px;
  font-weight: 900;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  font-size: 15px;
  font-weight: 650;
}

.nav-links a {
  opacity: 0.94;
}

.nav-links a:hover {
  opacity: 1;
}

.header-actions {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.language-toggle,
.header-cta,
.mobile-menu-toggle {
  border: 0;
  cursor: pointer;
  border-radius: 999px;
  font-weight: 750;
}

.language-toggle {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.12);
  padding: 10px 15px;
}

.header-cta {
  color: var(--purple);
  background: #ffffff;
  padding: 10px 18px;
  box-shadow: 0 10px 24px rgba(42, 12, 111, 0.18);
}

.mobile-menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  place-items: center;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.12);
  padding: 0;
}

.menu-bars,
.menu-bars::before,
.menu-bars::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.menu-bars {
  position: relative;
}

.menu-bars::before,
.menu-bars::after {
  position: absolute;
  left: 0;
  content: "";
}

.menu-bars::before {
  top: -6px;
}

.menu-bars::after {
  top: 6px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 540px) minmax(420px, 540px);
  justify-content: center;
  align-items: center;
  column-gap: clamp(52px, 5.6vw, 112px);
  min-height: 680px;
  padding: 112px 40px 64px;
  overflow: hidden;
  color: #ffffff;
  background:
    linear-gradient(115deg, rgba(123, 44, 255, 0.98), rgba(143, 90, 255, 0.94)),
    #7d35ff;
}

.hero::before,
.hero::after {
  position: absolute;
  content: "";
  display: block;
  background: var(--lime);
  transform: rotate(-14deg);
}

.hero::before {
  width: 126px;
  height: 24px;
  top: 165px;
  right: clamp(34px, 12vw, 180px);
}

.hero::after {
  width: 118px;
  height: 28px;
  right: clamp(52px, 18vw, 260px);
  bottom: 136px;
  background: #ffae00;
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 540px;
}

.eyebrow {
  margin: 0 0 20px;
  font-size: 15px;
  font-weight: 800;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.78);
}

.eyebrow.dark {
  color: var(--purple);
}

.hero h1 {
  margin: 0;
  font-size: clamp(52px, 5vw, 76px);
  line-height: 1.04;
  font-weight: 900;
}

html[lang="zh-CN"] .hero h1 {
  font-size: clamp(52px, 4.75vw, 76px);
  line-height: 1.12;
}

.hero-subtitle {
  max-width: 520px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 34px;
}

.primary-button,
.secondary-button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0 28px;
  font-weight: 850;
}

.primary-button {
  color: var(--ink);
  background: #ffffff;
}

.secondary-button {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.36);
}

.hero-visual {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
}

.module-stage {
  position: relative;
  width: min(520px, 100%);
  min-height: 520px;
}

.hero-module-img {
  position: absolute;
  right: 30px;
  bottom: 34px;
  width: 330px;
  max-width: 74%;
  filter: drop-shadow(0 42px 58px rgba(31, 12, 96, 0.34));
}

.chip-card {
  position: absolute;
  display: grid;
  align-content: center;
  gap: 8px;
  width: 260px;
  height: 150px;
  padding: 24px;
  color: var(--ink);
  background: #ffffff;
  border-radius: 18px;
  box-shadow: 0 24px 60px rgba(36, 12, 92, 0.24);
}

.chip-card::before {
  content: "";
  position: absolute;
  inset: 14px;
  border: 2px dashed rgba(123, 44, 255, 0.18);
  border-radius: 12px;
}

.chip-card-main {
  left: 28px;
  bottom: 142px;
  transform: rotate(-6deg);
}

.chip-card-wifi {
  top: 92px;
  right: 12px;
  transform: rotate(8deg);
}

.chip-label,
.chip-body {
  position: relative;
  z-index: 1;
}

.chip-label {
  font-size: 14px;
  font-weight: 900;
  color: var(--purple);
}

.chip-body {
  font-size: 30px;
  line-height: 1.05;
  font-weight: 900;
}

.floating-badge {
  position: absolute;
  z-index: 4;
  min-width: 172px;
  padding: 16px 18px;
  border-radius: 12px;
  color: var(--ink);
  background: #ffffff;
  box-shadow: 0 20px 54px rgba(39, 14, 92, 0.24);
  font-weight: 850;
}

.badge-top {
  left: 16px;
  top: 82px;
}

.badge-bottom {
  right: 0;
  bottom: 18px;
}

.section {
  padding: 88px max(var(--content-pad), calc((100vw - var(--content-max)) / 2));
}

.use-cases-section {
  display: grid;
  grid-template-columns: minmax(0, 360px) minmax(0, 768px);
  justify-content: center;
  gap: 52px;
  align-items: stretch;
  padding: 72px max(var(--content-pad), calc((100vw - var(--content-max)) / 2));
  background: #ffffff;
}

.use-cases-copy {
  display: grid;
  align-content: center;
}

.use-cases-copy h2 {
  margin: 0;
  font-size: clamp(34px, 3.4vw, 52px);
  line-height: 1.08;
  font-weight: 850;
}

.use-cases-copy p:not(.eyebrow) {
  margin: 18px 0 0;
  max-width: 560px;
  color: var(--muted);
  font-size: 19px;
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.use-case-card {
  position: relative;
  min-height: 228px;
  overflow: hidden;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(250, 247, 255, 0.96)),
    #ffffff;
}

.use-case-card::before {
  position: absolute;
  content: "";
  top: 28px;
  right: -30px;
  width: 118px;
  height: 22px;
  background: var(--lime);
  transform: rotate(-14deg);
}

.use-case-card span {
  display: inline-flex;
  margin-bottom: 42px;
  color: var(--purple);
  font-size: 22px;
  font-weight: 900;
}

.use-case-card h3 {
  position: relative;
  z-index: 1;
  margin: 0 0 14px;
  font-size: 24px;
  line-height: 1.14;
}

.use-case-card p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.section-heading {
  max-width: 860px;
  margin-bottom: 42px;
}

.section-heading h2,
.contact-copy h2 {
  margin: 0;
  font-size: clamp(34px, 3.4vw, 54px);
  line-height: 1.08;
  font-weight: 850;
}

.section-heading p:not(.eyebrow),
.contact-copy p:not(.eyebrow) {
  margin: 18px 0 0;
  max-width: 760px;
  color: var(--muted);
  font-size: 19px;
}

.products-section {
  background: #ffffff;
  padding-top: 52px;
}

.product-grid {
  display: grid;
  gap: 48px;
}

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

.product-group-title {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0;
  color: var(--ink);
  font-size: 24px;
  line-height: 1.1;
  font-weight: 900;
}

.product-group-title::after {
  display: block;
  content: "";
  width: 64px;
  height: 8px;
  border-radius: 999px;
  background: #ffae00;
  transform: rotate(-8deg);
}

.product-group:nth-child(2) .product-group-title::after {
  background: var(--lime);
}

.product-group-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.product-card {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 318px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #ffffff;
  box-shadow: 0 16px 42px rgba(25, 19, 48, 0.08);
}

.product-visual {
  display: grid;
  place-items: center;
  min-height: 100%;
  padding: 22px;
  background:
    linear-gradient(150deg, rgba(123, 44, 255, 0.16), rgba(216, 255, 31, 0.16)),
    #faf8ff;
}

.product-visual img {
  width: 100%;
  height: 210px;
  max-height: 210px;
  object-fit: contain;
}

.product-visual img[src^="media/"] {
  transform: scale(1.18);
  transform-origin: center;
}

.module-render {
  position: relative;
  width: 176px;
  height: 190px;
  isolation: isolate;
}

.module-shadow {
  position: absolute;
  left: 22px;
  right: 14px;
  bottom: 10px;
  height: 30px;
  border-radius: 999px;
  background: rgba(44, 26, 91, 0.22);
  filter: blur(16px);
  transform: rotate(-6deg);
}

.module-pcb {
  position: absolute;
  inset: 14px 18px 22px 10px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0)),
    #20222a;
  box-shadow:
    0 20px 34px rgba(31, 16, 82, 0.18),
    inset 0 0 0 4px rgba(255, 255, 255, 0.04);
  transform: rotate(-5deg);
}

.module-pcb::after {
  position: absolute;
  content: "";
  right: 14px;
  bottom: 14px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background:
    radial-gradient(circle at center, #22242c 0 34%, transparent 35%),
    #d4dae2;
  opacity: 0.88;
}

.module-antenna {
  position: absolute;
  left: 18px;
  top: 15px;
  width: 64px;
  height: 26px;
  border-top: 4px solid rgba(255, 255, 255, 0.82);
  border-left: 4px solid rgba(255, 255, 255, 0.82);
  border-right: 4px solid rgba(255, 255, 255, 0.82);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 78% 100%, 78% 44%, 58% 44%, 58% 100%, 38% 100%, 38% 44%, 18% 44%, 18% 100%, 0 100%);
  opacity: 0.92;
}

.module-shield {
  position: absolute;
  left: 22px;
  right: 16px;
  top: 50px;
  bottom: 31px;
  display: grid;
  align-content: center;
  gap: 5px;
  overflow: hidden;
  border: 1px solid rgba(109, 116, 128, 0.52);
  border-radius: 8px;
  padding: 14px 14px;
  color: #17191f;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0) 0 9%, rgba(255, 255, 255, 0.42) 10%, rgba(255, 255, 255, 0) 12% 100%),
    linear-gradient(180deg, #ffffff, #d6dbe0);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.72),
    0 8px 18px rgba(0, 0, 0, 0.22);
}

.module-shield::before {
  position: absolute;
  content: "";
  inset: 0;
  background: repeating-linear-gradient(0deg, rgba(20, 22, 30, 0.04) 0 1px, transparent 1px 5px);
}

.module-shield span,
.module-shield strong {
  position: relative;
  z-index: 1;
}

.module-brand {
  color: var(--purple);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.module-shield strong {
  font-size: 18px;
  line-height: 1;
  font-weight: 900;
  white-space: nowrap;
}

.module-shield span:last-child {
  color: #686d76;
  font-size: 11px;
  font-weight: 800;
}

.module-pins {
  position: absolute;
  top: 54px;
  bottom: 28px;
  width: 9px;
  background: repeating-linear-gradient(180deg, #f4c85c 0 8px, transparent 8px 15px);
}

.module-pins-left {
  left: 5px;
}

.module-pins-right {
  right: 5px;
}

.module-pads {
  position: absolute;
  left: 35px;
  right: 35px;
  bottom: 9px;
  height: 10px;
  background: repeating-linear-gradient(90deg, #f4c85c 0 10px, transparent 10px 17px);
}

.module-render-bonew-4g .module-pcb {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0)),
    #13504a;
}

.module-render-bonew-4g .module-antenna {
  width: 76px;
  border-color: rgba(216, 255, 31, 0.72);
}

.module-render-bonew-4g .module-brand {
  color: #4b18cc;
}

.product-content {
  padding: 28px;
}

.product-topline {
  display: flex;
  margin-bottom: 12px;
}

.product-topline span {
  border-radius: 999px;
  padding: 7px 11px;
  color: var(--purple-dark);
  background: var(--purple-soft);
  font-size: 13px;
  font-weight: 850;
}

.product-card h3 {
  margin: 0;
  font-size: 26px;
  line-height: 1.1;
}

.product-type {
  margin: 10px 0 18px;
  color: var(--muted);
  font-weight: 700;
}

.spec-list {
  display: grid;
  gap: 10px;
  margin: 0;
}

.spec-list div {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  align-items: baseline;
  gap: 2px 10px;
}

.spec-list dt {
  color: var(--ink);
  font-size: 14px;
  line-height: 1.42;
  font-weight: 800;
  white-space: nowrap;
}

.spec-list dd {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.42;
  font-weight: 700;
}

.services-section {
  background: #f4f1fa;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.service-card {
  min-height: 252px;
  padding: 30px;
  border: 1px solid rgba(123, 44, 255, 0.12);
  border-radius: 16px;
  background: #ffffff;
}

.service-card span {
  display: inline-flex;
  margin-bottom: 36px;
  color: var(--purple);
  font-size: 22px;
  font-weight: 900;
}

.service-card h3 {
  margin: 0 0 14px;
  font-size: 24px;
}

.service-card p {
  margin: 0;
  color: var(--muted);
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 520px) minmax(420px, 520px);
  justify-content: center;
  gap: 64px;
  min-height: 980px;
  padding: 96px max(var(--content-pad), calc((100vw - var(--content-max)) / 2));
  background:
    linear-gradient(115deg, rgba(250, 247, 255, 0.94), rgba(241, 232, 255, 0.98)),
    #f5efff;
}

.contact-copy {
  position: relative;
  padding-top: 32px;
}

.contact-copy > * {
  position: relative;
  z-index: 1;
}

.contact-copy h2 {
  font-size: clamp(38px, 4.4vw, 58px);
}

.contact-cards {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(150px, 1fr));
  gap: 16px;
  margin-top: 54px;
  max-width: 390px;
}

.contact-cards::before,
.contact-cards::after {
  position: absolute;
  display: block;
  content: "";
  width: 86px;
  height: 28px;
  border-radius: 2px;
  pointer-events: none;
}

.contact-cards::before {
  top: -38px;
  right: 18px;
  background: var(--lime);
  transform: rotate(-12deg);
}

.contact-cards::after {
  top: 132px;
  left: 28px;
  background: #ffae00;
  transform: rotate(-14deg);
}

.contact-cards span {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 58px;
  overflow: hidden;
  border-radius: 8px;
  padding: 0 18px;
  background: #ffffff;
  box-shadow: var(--shadow);
  text-align: center;
  white-space: nowrap;
  font-size: 15px;
  font-weight: 850;
}

.contact-cards span:nth-child(3) {
  grid-column: 1 / -1;
  justify-self: center;
  min-width: 180px;
}

.contact-form {
  display: grid;
  gap: 22px;
  padding: 44px 40px 40px;
  border-radius: 24px;
  background: #ffffff;
  box-shadow: var(--shadow);
}

.contact-form h3 {
  margin: 0 0 8px;
  font-size: 27px;
  line-height: 1.18;
}

.contact-form label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
}

.contact-form label > span::before {
  content: "* ";
  color: #ff3d57;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid #d9d6df;
  border-radius: 4px;
  padding: 9px 11px;
  color: var(--ink);
  background: #ffffff;
  outline: none;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--purple);
  box-shadow: 0 0 0 3px rgba(123, 44, 255, 0.12);
}

.agree-row {
  grid-template-columns: auto 1fr;
  align-items: start;
  color: var(--muted);
}

.agree-row input {
  width: 18px;
  height: 18px;
  margin-top: 2px;
}

.agree-row span::before {
  content: "";
}

.turnstile-slot {
  min-height: 65px;
}

.submit-button {
  min-height: 42px;
  border: 0;
  border-radius: 4px;
  color: #ffffff;
  background: var(--purple);
  cursor: pointer;
  font-weight: 850;
  text-transform: uppercase;
}

.submit-button:disabled {
  cursor: not-allowed;
  opacity: 0.62;
}

.contact-form.is-submitted label,
.contact-form.is-submitted .turnstile-slot,
.contact-form.is-submitted .submit-button {
  display: none;
}

.form-success-panel {
  display: grid;
  gap: 12px;
}

.form-success-panel[hidden] {
  display: none;
}

.form-success {
  margin: -4px 0 0;
  border-radius: 8px;
  padding: 12px 14px;
  color: #23560c;
  background: #ecffd0;
  font-weight: 700;
}

.form-success.is-error {
  color: #7c1724;
  background: #fff0f2;
}

.form-success.is-loading {
  color: #4b18cc;
  background: #f1e9ff;
}

.new-request-button {
  justify-self: start;
  border: 0;
  border-radius: 999px;
  padding: 9px 16px;
  color: var(--purple);
  background: #f1e9ff;
  cursor: pointer;
  font-weight: 850;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 22px;
  padding: 34px;
  color: #ffffff;
  background: #17151e;
}

.legal-page {
  background: #ffffff;
}

.legal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px max(var(--content-pad), calc((100vw - var(--content-max)) / 2));
  border-bottom: 1px solid var(--line);
  background: #ffffff;
}

.legal-brand {
  color: var(--ink);
}

.legal-brand .brand-mark {
  color: #ffffff;
  background: var(--purple);
}

.legal-nav {
  display: inline-flex;
  gap: 16px;
  color: var(--purple);
  font-size: 14px;
  font-weight: 800;
}

.legal-shell {
  display: grid;
  gap: 56px;
  max-width: 920px;
  margin: 0 auto;
  padding: 64px 28px 88px;
}

.legal-section {
  display: grid;
  gap: 16px;
}

.legal-section h1 {
  margin: 0;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 0.98;
  letter-spacing: 0;
}

.legal-section h2 {
  margin: 22px 0 0;
  font-size: 24px;
  line-height: 1.25;
}

.legal-section p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
}

.legal-updated {
  color: var(--purple);
  font-weight: 800;
}

.site-footer span {
  font-weight: 850;
}

@media (max-width: 1120px) {
  .hero,
  .contact-section {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero {
    justify-content: stretch;
    padding: 128px 48px 64px;
  }

  .hero-copy {
    max-width: 720px;
  }

  .hero-visual {
    min-height: 460px;
  }

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

  .use-cases-section {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .site-header {
    grid-template-columns: 1fr auto;
    min-height: 64px;
    padding: 0 16px;
    gap: 12px;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 10px);
    left: 16px;
    right: 16px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px;
    color: var(--ink);
    background: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 8px;
    box-shadow: 0 18px 50px rgba(42, 12, 111, 0.22);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    visibility: hidden;
    transition:
      opacity 160ms ease,
      transform 160ms ease,
      visibility 160ms ease;
  }

  .site-header.is-menu-open .nav-links {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
    visibility: visible;
  }

  .nav-links a {
    padding: 13px 14px;
    border-radius: 6px;
  }

  .nav-links a:hover {
    background: var(--purple-soft);
  }

  .brand {
    font-size: 16px;
  }

  .header-cta {
    display: none;
  }

  .language-toggle {
    padding: 9px 12px;
  }

  .mobile-menu-toggle {
    display: grid;
  }

  .hero {
    min-height: auto;
    padding: 118px 20px 38px;
  }

  .hero::before,
  .hero::after {
    display: none;
  }

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

  html[lang="zh-CN"] .hero h1 {
    font-size: 42px;
  }

  .hero-subtitle {
    font-size: 18px;
  }

  .hero-actions {
    gap: 12px;
  }

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

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

  .module-stage {
    min-height: 350px;
  }

  .chip-card {
    width: 190px;
    height: 118px;
    padding: 18px;
  }

  .chip-card-main {
    left: 0;
    bottom: 104px;
  }

  .chip-card-wifi {
    top: 44px;
  }

  .chip-body {
    font-size: 22px;
  }

  .hero-module-img {
    right: 0;
    width: 250px;
  }

  .floating-badge {
    min-width: 128px;
    padding: 12px;
    font-size: 13px;
  }

  .product-group-grid,
  .use-case-grid,
  .service-grid {
    grid-template-columns: 1fr;
  }

  .section,
  .use-cases-section,
  .contact-section {
    padding: 70px 20px;
  }

  .section-heading h2,
  .use-cases-copy h2,
  .contact-copy h2 {
    font-size: 36px;
  }

  .section-heading p:not(.eyebrow),
  .use-cases-copy p:not(.eyebrow),
  .contact-copy p:not(.eyebrow) {
    font-size: 17px;
  }

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

  .product-visual {
    min-height: 214px;
  }

  .spec-list div {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .contact-cards {
    gap: 12px;
    margin-top: 34px;
    max-width: 350px;
  }

  .contact-cards::before,
  .contact-cards::after {
    width: 66px;
    height: 24px;
  }

  .contact-cards::before {
    top: -30px;
    right: 16px;
  }

  .contact-cards::after {
    top: 122px;
    left: 22px;
  }

  .contact-cards span {
    min-height: 50px;
    padding: 0 14px;
    font-size: 15px;
  }

  .contact-cards span:nth-child(3) {
    min-width: 170px;
  }

  .contact-form {
    padding: 30px 20px;
  }

}