:root { --color-muted: #53565f; }
html {
  scroll-behavior: smooth;
}

body.static-menu-open {
  overflow: hidden;
}

.static-hidden {
  display: none !important;
}

.static-mobile-menu {
  position: fixed;
  inset: 80px 0 auto 0;
  z-index: 49;
  display: none;
  border-bottom: 1px solid var(--color-line);
  background: #fff;
  padding: 20px;
  box-shadow: 0 24px 60px rgba(34, 35, 38, 0.12);
}

.static-mobile-menu a {
  display: block;
  border-bottom: 1px solid var(--color-line);
  padding: 15px 0;
  color: var(--color-ink);
  font-weight: 900;
}

body.static-menu-open .static-mobile-menu {
  display: block;
}

body.section-switch-mode main {
  padding-top: 80px;
}

.section-switch-hidden {
  display: none !important;
}

.section-switch-active {
  min-height: calc(100vh - 80px);
}

.section-nav-active {
  color: var(--color-orange) !important;
}

.section-nav-active::after {
  opacity: 1;
}

.seo-faq-section {
  background: #fff;
  padding: 80px 0;
}

.seo-faq-grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.seo-faq-item {
  border: 1px solid var(--color-line);
  border-radius: 24px;
  background: var(--color-soft);
  padding: 24px;
}

.seo-faq-item h3 {
  color: var(--color-purple);
  font-size: 1.18rem;
  font-weight: 900;
  line-height: 1.2;
}

.seo-faq-item p {
  margin-top: 12px;
  color: var(--color-muted);
  font-weight: 700;
  line-height: 1.7;
}

@media (min-width: 900px) {
  .seo-faq-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1023px) {
  .static-mobile-menu .nav-dropdown {
    position: static;
    display: grid;
    width: auto;
    border: 0;
    box-shadow: none;
    padding: 0 0 0 18px;
  }
}

.text-white\/70 { color: rgba(255,255,255,0.92) !important; }
.text-white\/45 { color: rgba(255,255,255,0.72) !important; }
#service .service-output-board > div:first-child p {
  color: rgba(255,255,255,0.94) !important;
}
#service .service-output-board article strong {
  color: #6f2630 !important;
}
#service .section-kicker,
#service .service-step-card span {
  color: rgba(255,255,255,0.9) !important;
}

.rfq-submit-message,
.inquiry-submit-message {
  margin-top: 24px;
  border: 1px solid rgba(74, 80, 161, 0.22);
  border-radius: 24px;
  background: #fff;
  padding: 22px;
  box-shadow: 0 18px 46px rgba(34, 35, 38, 0.1);
}

.rfq-submit-message strong,
.inquiry-submit-message strong {
  display: block;
  color: var(--color-purple);
  font-size: 1.15rem;
  font-weight: 900;
}

.rfq-submit-message p,
.inquiry-submit-message p {
  margin-top: 8px;
  max-width: 760px;
  color: var(--color-muted);
  font-weight: 700;
  line-height: 1.65;
}

.rfq-submit-actions,
.inquiry-submit-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

.rfq-lead-id,
.inquiry-lead-id {
  margin-top: 10px;
  color: rgba(40, 40, 40, 0.62);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

button[disabled] {
  cursor: progress;
  opacity: 0.62;
}

.product-detail-modal {
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.28);
}

.product-detail-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
  border-top: 1px solid var(--color-line);
  padding-top: 18px;
}

.product-detail-tabs button {
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: #fff;
  color: var(--color-ink);
  cursor: pointer;
  font-size: 13px;
  font-weight: 900;
  padding: 11px 16px;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, color 160ms ease;
}

.product-detail-tabs button:hover {
  transform: translateY(-1px);
  border-color: var(--color-orange);
}

.product-detail-tabs button.is-active {
  border-color: var(--color-orange);
  background: var(--color-orange);
  color: #fff;
}

.product-detail-panels {
  margin-top: 18px;
}

.product-detail-panel {
  display: none;
}

.product-detail-panel.is-active {
  display: block;
}

.oem-detail-card {
  border: 1px solid var(--color-line);
  border-radius: 24px;
  background: #fff;
  padding: 22px;
}

.oem-detail-card h3 {
  color: var(--color-purple);
  font-size: 1.08rem;
  font-weight: 950;
  line-height: 1.25;
}

.oem-detail-card dl,
.oem-detail-card ul {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.oem-detail-card dl div {
  display: grid;
  gap: 6px;
  border-top: 1px solid rgba(34, 35, 38, 0.09);
  padding-top: 12px;
}

.oem-detail-card dt {
  color: var(--color-muted);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.oem-detail-card dd,
.oem-detail-card li {
  color: var(--color-ink);
  font-weight: 750;
  line-height: 1.62;
}

.oem-detail-card li {
  margin-left: 18px;
}

@media (min-width: 760px) {
  .oem-detail-card dl div {
    grid-template-columns: 190px 1fr;
  }
}


.seo-longtail-section {
  background: #fff;
  padding: 80px 0;
}

.seo-longtail-grid {
  margin-top: 28px;
}

@media (min-width: 900px) {
  .seo-longtail-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}


.seo-longtail-section {
  background: #fff;
  padding: 80px 0;
}

.seo-longtail-grid {
  margin-top: 28px;
}

.seo-market-section {
  background: #f7f5ef;
  padding: 44px 0;
}

.seo-market-panel {
  align-items: stretch;
  display: grid;
  gap: 24px;
}

.seo-market-panel h2 {
  color: #231b4f;
  font-size: clamp(2rem, 4vw, 4rem);
  font-weight: 900;
  line-height: 0.96;
  margin-top: 12px;
  max-width: 780px;
}

.seo-market-panel p {
  color: #5b596d;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.7;
  margin-top: 16px;
  max-width: 720px;
}

.seo-market-metrics {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.seo-market-metrics article {
  background: #fff;
  border: 1px solid rgba(35, 27, 79, 0.1);
  border-radius: 8px;
  padding: 18px;
}

.seo-market-metrics span {
  color: #6f6b7d;
  display: block;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.seo-market-metrics strong {
  color: #231b4f;
  display: block;
  font-size: 1.18rem;
  font-weight: 900;
  line-height: 1.2;
  margin-top: 8px;
}

@media (min-width: 900px) {
  .seo-longtail-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .seo-market-panel {
    grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  }
}