:root {
  --bg: #f3f7f9;
  --ink: #101820;
  --muted: #60707d;
  --line: #dce6eb;
  --dark: #07131d;
  --teal: #078ba3;
  --amber: #f2ad22;
  --accent: #f2ad22;
  --steel: #274150;
  --panel: #ffffff;
  --white: #fff;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(7, 19, 29, .08);
  --shadow-soft: 0 12px 28px rgba(7, 19, 29, .10);
  --shadow-lg: 0 20px 52px rgba(7, 19, 29, .16);
  --shadow-glow: 0 22px 60px rgba(7, 139, 163, .16), 0 10px 28px rgba(242, 173, 34, .12);
  --ease-out: cubic-bezier(.2, .72, .18, 1);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 150px; }
body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background:
    linear-gradient(115deg, rgba(7,139,163,.10), transparent 28%),
    linear-gradient(245deg, rgba(242,173,34,.09), transparent 34%),
    linear-gradient(180deg, #fbfdfe, var(--bg));
  line-height: 1.6;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(7,19,29,.035) 1px, transparent 1px),
    linear-gradient(180deg, rgba(7,19,29,.028) 1px, transparent 1px),
    linear-gradient(122deg, transparent 0 44%, rgba(7,139,163,.055) 44% 45%, transparent 45% 100%);
  background-size: 72px 72px, 72px 72px, 420px 420px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.62), transparent 82%);
}
img { max-width: 100%; }
a { color: inherit; text-decoration: none; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  height: 64px;
  padding: 0 6vw;
  background:
    linear-gradient(90deg, rgba(255,255,255,.98), rgba(245,250,252,.94)),
    linear-gradient(90deg, rgba(7,139,163,.08), transparent 55%);
  border-bottom: 1px solid rgba(7,19,29,.09);
  backdrop-filter: blur(18px);
  transition: box-shadow .25s ease, background .25s ease, transform .25s ease;
}
.site-header.is-scrolled {
  background: linear-gradient(90deg, rgba(255,255,255,.98), rgba(245,250,252,.98));
  box-shadow: 0 14px 32px rgba(7,19,29,.09);
}
.brand { display: flex; align-items: center; gap: 12px; font-weight: 900; min-width: 0; }
.brand strong {
  display: block;
  max-width: min(36vw, 380px);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.brand-mark {
  position: relative;
  width: 40px; height: 40px; border-radius: 8px;
  display: grid; place-items: center; color: #fff;
  background:
    linear-gradient(135deg, var(--dark), var(--steel)),
    linear-gradient(90deg, transparent 0 72%, var(--amber) 72% 100%);
  box-shadow: 0 12px 26px rgba(7,139,163,.22);
}
.brand-mark::after {
  content: "";
  position: absolute;
  right: 5px;
  top: 6px;
  bottom: 6px;
  width: 3px;
  border-radius: 99px;
  background: var(--amber);
}
.brand small { display: block; color: var(--muted); font-size: 12px; font-weight: 500; }
.site-nav {
  display: flex;
  align-items: center;
  flex: 1 1 auto;
  min-width: 0;
  gap: 10px;
  overflow-x: auto;
  overflow-y: visible;
  padding-bottom: 2px;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
  scrollbar-width: none;
}
.site-nav::-webkit-scrollbar { display: none; }
.site-nav a {
  position: relative;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 8px;
  transition: color .22s ease, background .22s ease, box-shadow .22s ease, transform .22s ease;
}
.site-nav a:hover { color: var(--teal); background: rgba(7,139,163,.08); }
.site-nav a.is-active, .site-nav a[aria-current] {
  color: #075b6b;
  background: linear-gradient(135deg, rgba(7,139,163,.13), rgba(242,173,34,.15));
  box-shadow: inset 0 0 0 1px rgba(7,139,163,.18), 0 8px 18px rgba(7,139,163,.08);
}
.site-nav a.is-active::after, .site-nav a[aria-current]::after {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 4px;
  height: 2px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--teal), var(--amber));
}
.lang-link { padding: 5px 12px; border: 1px solid var(--teal); border-radius: 8px; color: var(--teal); }
.header-contact {
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: auto auto;
  gap: 3px 12px;
  max-width: 340px;
  padding: 8px 0 8px 16px;
  border-left: 1px solid rgba(7,139,163,.18);
  color: var(--steel);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.25;
  white-space: nowrap;
}
.header-contact b {
  margin-right: 5px;
  color: var(--teal);
  font-weight: 900;
}
.header-contact a { color: var(--ink); }
.header-contact-address {
  grid-column: 1 / -1;
  max-width: 100%;
  overflow: hidden;
  color: var(--muted);
  text-overflow: ellipsis;
}
@media (min-width: 1025px) {
  .site-header { gap: 12px; padding-inline: 5vw; }
  .brand strong { max-width: min(26vw, 280px); }
  .site-nav { gap: 3px; font-size: 13px; }
  .site-nav a { padding-inline: 6px; }
  .header-contact { max-width: 280px; gap: 3px 10px; padding-left: 12px; font-size: 12px; }
}
@media (max-width: 1180px) and (min-width: 901px) {
  .header-contact { display: none; }
  .brand strong { max-width: min(34vw, 320px); }
}
.hero-slider {
  position: relative; height: clamp(520px, 66vh, 640px); overflow: hidden; color: #fff;
  background: #102b35 url("assets/product-real-v3/hero-factory.webp") center/cover no-repeat;
}
.hero-slider::before, .hero-slider::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-slider::before {
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(255,255,255,.10) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255,255,255,.075) 1px, transparent 1px),
    linear-gradient(118deg, transparent 0 52%, rgba(242,173,34,.26) 52% 52.6%, transparent 52.6% 100%);
  background-size: 92px 92px, 92px 92px, 520px 520px;
  opacity: .28;
  mask-image: linear-gradient(100deg, rgba(0,0,0,.86), transparent 78%);
}
.hero-slider::after {
  z-index: 2;
  background: linear-gradient(118deg, transparent 4%, rgba(255,255,255,.24) 45%, transparent 72%);
  opacity: .24;
  transform: translate3d(calc((var(--mx, 50) - 50) * .45px), calc((var(--my, 50) - 50) * .25px), 0);
  transition: transform .18s ease-out;
}
.slides, .slide { position: absolute; inset: 0; }
.slide {
  display: flex; align-items: center; padding: 0 8vw;
  opacity: 0;
  transform: none;
  transition: opacity .65s ease;
  background-image:
    linear-gradient(105deg, rgba(7,19,29,.56), rgba(7,19,29,.20) 46%, rgba(255,255,255,.16)),
    var(--bg);
  background-size: cover; background-position: center;
  image-rendering: auto;
  backface-visibility: hidden;
}
.slide::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7,19,29,.38), transparent 54%),
    linear-gradient(180deg, rgba(255,255,255,.30), transparent 48%, rgba(255,255,255,.06));
}
.slide.active { opacity: 1; transform: none; }
.slide > div {
  position: relative;
  z-index: 3;
  max-width: 720px;
  padding: 20px 0 20px 24px;
  border-left: 4px solid var(--amber);
}
.slide > div::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 0;
  width: 4px;
  height: 34%;
  background: #fff;
  box-shadow: 0 0 28px rgba(255,255,255,.65), 0 0 34px rgba(242,173,34,.45);
}
.slide h1, .slide h2 {
  margin: 0 0 16px;
  font-size: clamp(38px, 6vw, 76px);
  line-height: 1.04;
  font-weight: 950;
  text-shadow: 0 4px 28px rgba(0,0,0,.36);
}
.slide p { max-width: 610px; margin: 0 0 26px; color: #eef6f9; font-size: 18px; text-shadow: 0 2px 16px rgba(0,0,0,.34); }
.slider-dots { position: absolute; left: 8vw; bottom: 28px; z-index: 4; display: flex; gap: 8px; }
.slider-dots button { width: 34px; height: 4px; border: 0; border-radius: 99px; background: rgba(255,255,255,.35); cursor: pointer; transition: width .28s var(--ease-out), background .28s ease, transform .28s ease; }
.slider-dots button:hover { transform: scaleY(1.7); background: rgba(255,255,255,.65); }
.slider-dots button.active { width: 52px; background: var(--amber); box-shadow: 0 0 18px rgba(242,173,34,.52); }
.eyebrow { margin: 0 0 8px; color: var(--teal); font-size: 12px; font-weight: 900; text-transform: uppercase; letter-spacing: 0; }
.button { position: relative; display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 9px 18px; border-radius: 8px; border: 0; font-weight: 800; cursor: pointer; overflow: hidden; transition: transform .22s var(--ease-out), box-shadow .22s ease, background .22s ease; }
.button::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent, rgba(255,255,255,.36), transparent);
  transform: translateX(-120%);
  transition: transform .62s var(--ease-out);
}
.button:hover { transform: translateY(-2px); }
.button:hover::after { transform: translateX(120%); }
.button.primary { background: linear-gradient(135deg, #ffd464, var(--amber)); color: #17120a; box-shadow: 0 14px 30px rgba(242,173,34,.24); }
.section { padding: 58px 6vw; }
.band {
  background:
    linear-gradient(180deg, rgba(255,255,255,.82), rgba(255,255,255,.68)),
    linear-gradient(105deg, rgba(7,139,163,.08), rgba(242,173,34,.07));
}
.section-head { margin-bottom: 20px; }
.section-head h2 { margin: 0; font-size: clamp(26px, 3vw, 42px); line-height: 1.18; font-weight: 950; }
.section-head h2::after {
  content: "";
  display: block;
  width: 54px;
  height: 3px;
  margin-top: 9px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--teal), var(--amber));
}
.inline-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; }
.text-link { color: var(--teal); font-weight: 900; background: linear-gradient(currentColor, currentColor) 0 100% / 0 2px no-repeat; transition: background-size .25s ease, color .25s ease; }
.text-link:hover { color: #0f766e; background-size: 100% 2px; }
.sticky-tabs {
  position: sticky;
  top: 64px;
  z-index: 80;
  margin: -8px 0 22px;
  padding: 10px 12px;
  border: 1px solid rgba(7,139,163,.16);
  border-left: 4px solid var(--amber);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(255,255,255,.97), rgba(238,248,250,.94)),
    linear-gradient(90deg, rgba(242,173,34,.09), transparent 38%);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(16px);
}
.tab-tier { display: flex; align-items: center; gap: 7px; overflow-x: auto; padding: 2px 0; }
.tab-tier.sub { margin-top: 6px; padding-top: 6px; border-top: 1px solid rgba(7,139,163,.14); }
.tab-tier strong { flex: 0 0 auto; color: var(--dark); }
.tab-tier a, .tab-tier button {
  flex: 0 0 auto;
  min-height: 32px;
  padding: 6px 12px;
  border: 1px solid rgba(7,139,163,.18);
  border-radius: 8px;
  background: #fff;
  color: #244152;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.tab-tier a:hover, .tab-tier a.active, .tab-tier button:hover, .tab-tier button.active {
  background: linear-gradient(135deg, var(--teal), #0f6f82);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 0 0 2px rgba(7,139,163,.12);
}
.tab-section { scroll-margin-top: 160px; margin-bottom: 34px; }
.tab-section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; padding-bottom: 9px; border-bottom: 1px solid var(--line); }
.tab-section-head span { font-size: 24px; font-weight: 950; }
.tab-section-head small { color: var(--muted); }
.product-grid, .case-grid, .news-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.product-card, .case-card, .news-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.76);
  box-shadow: var(--shadow);
  transform-style: preserve-3d;
  transition: transform .35s var(--ease-out), box-shadow .35s ease, border-color .35s ease;
}
.product-card:hover, .case-card:hover, .news-card:hover {
  transform: translateY(-7px);
  box-shadow: var(--shadow-glow);
  border-color: rgba(242,173,34,.42);
}
.product-card { min-height: 286px; background: #eef7f9; color: #fff; }
.product-card > img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: brightness(1.18) saturate(1.16) contrast(1.02);
  transform: scale(1.01);
  transition: transform .55s var(--ease-out), filter .55s ease;
}
.product-card:hover > img { transform: scale(1.06); filter: brightness(1.24) saturate(1.22) contrast(1.04); }
.product-card::before, .case-card::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(0deg, rgba(7,19,29,.68), rgba(7,19,29,.12) 60%, rgba(255,255,255,.18)),
    linear-gradient(110deg, rgba(7,139,163,.20), transparent 44%);
  transition: background .35s ease;
}
.product-card::after, .case-card::after {
  content: "";
  position: absolute;
  inset: 1px;
  z-index: 1;
  border-radius: inherit;
  border: 1px solid rgba(255,255,255,.22);
  background: linear-gradient(115deg, transparent 20%, rgba(255,255,255,.22), transparent 48%);
  opacity: 0;
  transform: translateX(-18%);
  transition: opacity .35s ease, transform .55s var(--ease-out);
}
.product-card:hover::after, .case-card:hover::after { opacity: 1; transform: translateX(18%); }
.product-card > div, .case-card > div { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding: 20px; color: #fff; text-shadow: 0 2px 14px rgba(0,0,0,.55); }
.product-card span, .case-card span { color: var(--amber); font-size: 12px; font-weight: 900; }
.product-card h3, .case-card h3 { margin: 5px 0; font-size: 18px; line-height: 1.25; }
.product-card p, .case-card p { margin: 0 0 10px; color: #e8f1f5; font-size: 13px; }
.product-card b, .case-card b { color: #fff; display: inline-flex; align-items: center; gap: 6px; }
.product-card b::after, .case-card b::after { content: ">"; transition: transform .25s var(--ease-out); }
.product-card:hover b::after, .case-card:hover b::after { transform: translateX(4px); }
.case-card { min-height: 258px; background-image: var(--bg); background-size: cover; background-position: center; background-repeat: no-repeat; background-color: var(--dark); background-blend-mode: normal; transition: transform .35s var(--ease-out), box-shadow .35s ease, background-size .55s var(--ease-out); }
.case-card:hover { background-size: 106%; }
.case-card::before { background: linear-gradient(0deg, rgba(7,19,29,.66), rgba(7,19,29,.12) 60%, rgba(7,19,29,.02)); }
.news-card {
  display: block;
  min-height: 196px;
  padding: 20px 20px 20px 22px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.98), rgba(248,252,253,.96)),
    linear-gradient(90deg, rgba(7,139,163,.07), transparent 42%);
  border: 1px solid rgba(7,139,163,.12);
}
.news-card::before {
  content: "";
  position: absolute;
  inset: 18px auto 18px 0;
  width: 4px;
  height: auto;
  background: linear-gradient(180deg, var(--teal), var(--amber));
  opacity: .82;
}
.news-card time { color: var(--muted); font-size: 12px; }
.news-card span { display: inline-block; margin: 7px 0; padding: 3px 10px; border-radius: 8px; background: rgba(7,139,163,.08); color: var(--teal); font-size: 12px; font-weight: 800; }
.news-card h3 { margin: 4px 0 6px; font-size: 17px; line-height: 1.35; }
.news-card p { color: var(--muted); font-size: 14px; }
.about-grid { display: grid; grid-template-columns: 1fr 340px; gap: 24px; align-items: start; }
.about-text p { color: var(--muted); }
.business-card, .business-float-card {
  color: #fff;
  background:
    linear-gradient(135deg, rgba(7,139,163,.9), rgba(7,19,29,.97)),
    linear-gradient(115deg, transparent 0 62%, rgba(242,173,34,.25) 62% 64%, transparent 64% 100%);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-lg);
}
.business-card small, .business-float-card small { display: block; color: #cbd5e1; margin-bottom: 9px; }
.card-info p, .business-float-card p { color: #e2e8f0; margin: 8px 0; font-size: 13px; }
.business-card img, .business-float-card img { width: 108px; border-radius: 8px; background: #fff; margin-top: 10px; }
.contact-lines { display: grid; gap: 5px; margin: 10px 0; }
.contact-lines p { display: flex; justify-content: space-between; gap: 12px; margin: 0; color: #e2e8f0; font-size: 13px; }
.contact-lines b { flex: 0 0 auto; color: #fff; }
.contact-lines span { text-align: right; }
.qr-row { display: grid; grid-template-columns: 90px 1fr; align-items: center; gap: 10px; margin-top: 10px; padding: 9px; border-radius: 8px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.16); }
.qr-row img { width: 90px !important; height: 90px !important; margin: 0 !important; padding: 5px; object-fit: contain; flex: none; background: #fff; box-shadow: inset 0 0 0 1px rgba(7,19,29,.08); }
.qr-row b { display: block; margin-bottom: 4px; color: #fff; font-size: 14px; }
.qr-row span { display: block; color: #dbe7ef; font-size: 12px; line-height: 1.55; }
.float-contact-panel { position: fixed; right: 18px; top: 34%; z-index: 120; }
.float-toggle { writing-mode: vertical-rl; min-height: 112px; padding: 12px 8px; border: 0; border-radius: 8px 0 0 8px; background: linear-gradient(180deg, var(--teal), #155e75); color: #fff; font-weight: 900; cursor: pointer; letter-spacing: 0; box-shadow: 0 16px 34px rgba(7,19,29,.18); }
.float-card { position: absolute; right: 46px; top: 0; width: 340px; display: none; }
.float-contact-panel:hover .float-card, .float-contact-panel.open .float-card { display: block; }
.site-footer { display: flex; justify-content: space-between; gap: 18px; padding: 18px 6vw; background: linear-gradient(90deg, #07131d, #0d2a34); color: #dbe7ef; font-size: 13px; }
.site-footer p { margin: 0; }
.site-footer a { color: #dbe7ef; }
.footer-links { display: flex; flex-wrap: wrap; gap: 10px; }
.footer-links a { color: #f8d68b; font-weight: 800; }
.footer-links span { color: rgba(219,231,239,.48); }
.legal-layout { grid-template-columns: minmax(0, 980px); justify-content: center; }
.sub-hero { padding: 58px 6vw; color: #fff; background: linear-gradient(135deg, rgba(7,19,29,.9), rgba(7,139,163,.62)), url("assets/product-real-v3/hero-factory.webp"); background-size: cover; background-position: center; }
.sub-hero h1 { margin: 0 0 8px; font-size: clamp(32px, 4vw, 56px); }
.detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) 310px; gap: 22px; padding: 40px 6vw; }
.article-body, .detail-panel { background: rgba(255,255,255,.96); border-radius: var(--radius); box-shadow: var(--shadow); padding: 22px; }
.detail-panel { height: fit-content; position: sticky; top: 84px; }
.img-gallery, .image-gallery { display: flex; gap: 12px; overflow-x: auto; padding-bottom: 10px; scroll-snap-type: x mandatory; }
.img-gallery img, .image-gallery img, .product-image, .news-cover { cursor: zoom-in; border-radius: 8px; object-fit: cover; }
.img-gallery img, .image-gallery img { flex: 0 0 280px; width: 280px; height: 190px; scroll-snap-align: start; }
.product-image, .news-cover { width: 100%; aspect-ratio: 16 / 8; }
.spec-table { width: 100%; border-collapse: collapse; margin: 18px 0; }
.spec-table td, .spec-table th { padding: 11px 14px; border-bottom: 1px solid var(--line); text-align: left; }
.spec-table td:first-child, .spec-table th { width: 32%; color: var(--muted); background: #f8fafc; font-weight: 800; }
.seo-copy { padding-top: 30px; padding-bottom: 16px; }
.seo-copy p { max-width: 980px; color: var(--muted); line-height: 1.9; }
.seo-link-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 10px; margin-top: 18px; max-width: 980px; }
.seo-link-grid a { border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; background: rgba(255,255,255,.78); color: var(--ink); font-weight: 800; transition: transform .22s var(--ease-out), border-color .22s ease, box-shadow .22s ease; }
.seo-link-grid a:hover { border-color: rgba(242,173,34,.7); box-shadow: var(--shadow-soft); transform: translateY(-1px); }
.decision-section {
  background:
    linear-gradient(180deg, rgba(255,255,255,.78), rgba(235,247,250,.76)),
    linear-gradient(122deg, transparent 0 58%, rgba(7,139,163,.07) 58% 59%, transparent 59% 100%);
}
.decision-layout { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(320px, .88fr); gap: 24px; align-items: stretch; }
.selector-panel, .inquiry-panel {
  position: relative;
  padding: 26px;
  border: 1px solid rgba(7,139,163,.16);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255,255,255,.97), rgba(250,253,254,.94)),
    linear-gradient(115deg, transparent 0 66%, rgba(242,173,34,.08) 66% 67%, transparent 67% 100%);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}
.selector-panel::before, .inquiry-panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: linear-gradient(90deg, var(--teal), var(--amber), var(--teal));
}
.selector-panel h3, .inquiry-panel h3 { margin: 0 0 16px; font-size: 22px; line-height: 1.3; }
.selector-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.selector-grid label, .inquiry-panel label { display: grid; gap: 6px; color: var(--dark); font-size: 13px; font-weight: 900; }
.selector-grid select, .selector-grid input, .inquiry-panel input, .inquiry-panel textarea {
  width: 100%;
  min-height: 42px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-size: 14px;
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.selector-grid select:focus, .selector-grid input:focus, .inquiry-panel input:focus, .inquiry-panel textarea:focus {
  outline: none;
  border-color: rgba(7,139,163,.65);
  box-shadow: 0 0 0 4px rgba(7,139,163,.12);
}
.selector-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.selector-checks label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 36px;
  padding: 7px 10px;
  border: 1px solid rgba(7,139,163,.18);
  border-radius: 8px;
  background: rgba(255,255,255,.78);
  color: var(--dark);
  font-size: 13px;
  font-weight: 900;
}
.selector-checks input { width: 15px; height: 15px; accent-color: var(--teal); }
.inquiry-panel textarea { resize: vertical; min-height: 104px; }
.selector-result {
  position: relative;
  margin-top: 18px;
  padding: 18px;
  border-radius: 8px;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(7,19,29,.97), rgba(7,139,163,.88)),
    linear-gradient(115deg, transparent 0 62%, rgba(242,173,34,.22) 62% 64%, transparent 64% 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.16), 0 16px 36px rgba(7,139,163,.18);
  overflow: hidden;
}
.selector-result::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.11), transparent);
  transform: translateX(-100%);
  animation: soft-sweep 5.5s ease-in-out infinite;
}
.selector-result > * { position: relative; z-index: 1; }
.selector-result h4 { margin: 0 0 8px; font-size: 20px; }
.selector-result p { margin: 0 0 12px; color: #dbe7ef; line-height: 1.75; }
.selector-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 12px 0 14px;
}
.selector-metrics span {
  min-height: 78px;
  padding: 10px;
  border: 1px solid rgba(255,255,255,.17);
  border-radius: 8px;
  background: rgba(255,255,255,.1);
}
.selector-metrics b {
  display: block;
  margin-bottom: 5px;
  color: rgba(255,255,255,.72);
  font-size: 12px;
}
.selector-metrics em {
  display: block;
  color: #fff;
  font-style: normal;
  font-size: 14px;
  font-weight: 900;
  line-height: 1.45;
}
.selector-notes {
  display: grid;
  gap: 6px;
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
}
.selector-notes li {
  position: relative;
  padding-left: 16px;
  color: #dbe7ef;
  font-size: 13px;
  line-height: 1.6;
}
.selector-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--amber);
}
.selector-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.selector-result a, .selector-result button {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 7px 12px;
  border-radius: 8px;
  background: rgba(255,255,255,.13);
  color: #fff;
  border: 1px solid rgba(255,255,255,.18);
  font: inherit;
  font-weight: 900;
  font-size: 13px;
  cursor: pointer;
}
.selector-result a:hover, .selector-result button:hover { background: rgba(255,255,255,.2); }
.selector-brief {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 12px;
}
.selector-brief strong { color: var(--dark); font-size: 13px; }
.selector-brief span {
  padding: 5px 8px;
  border: 1px solid rgba(7,139,163,.14);
  border-radius: 999px;
  background: rgba(235,247,250,.75);
  color: #315160;
  font-weight: 800;
}
.inquiry-panel { display: grid; gap: 12px; }
.inquiry-panel .button { width: fit-content; margin-top: 2px; }
.form-note { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
.faq-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.faq-grid article {
  padding: 20px;
  border: 1px solid rgba(7,139,163,.12);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255,255,255,.96), rgba(248,252,253,.92)),
    linear-gradient(115deg, transparent 0 68%, rgba(242,173,34,.08) 68% 69%, transparent 69% 100%);
  box-shadow: var(--shadow);
}
.faq-grid h3 { margin: 0 0 8px; font-size: 18px; line-height: 1.35; }
.faq-grid p { margin: 0; color: var(--muted); line-height: 1.85; }
.seo-faq { margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); }
.seo-faq h2 { margin-bottom: 14px; }
.seo-faq h3 { margin: 18px 0 8px; font-size: 18px; }
.seo-faq p { color: var(--muted); line-height: 1.85; }
.news-history { margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--line); }
.news-history h2 { margin: 0 0 14px; font-size: 22px; }
.history-list { display: grid; gap: 10px; }
.history-list a { display: grid; grid-template-columns: 110px 120px minmax(0, 1fr); gap: 12px; align-items: center; padding: 12px 14px; border: 1px solid rgba(7,139,163,.12); border-radius: 8px; background: rgba(255,255,255,.9); color: var(--ink); }
.history-list time, .history-list span { color: var(--muted); font-size: 13px; }
.history-list b { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.history-pagination { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 16px; }
.history-pagination button { min-width: 40px; min-height: 38px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--ink); font-weight: 700; cursor: pointer; }
.history-pagination button.active { background: var(--accent); border-color: var(--accent); color: #171103; }
.history-pagination button:disabled { opacity: .45; cursor: not-allowed; }
.history-pagination button:not(:disabled):hover { border-color: var(--accent); box-shadow: 0 8px 18px rgba(242,173,34,.16); }
.lightbox { position: fixed; inset: 0; z-index: 999; display: none; align-items: center; justify-content: center; background: rgba(0,0,0,.9); }
.lightbox.active { display: flex; }
.lightbox img { max-width: 92vw; max-height: 88vh; border-radius: 8px; }
.lightbox-close { position: absolute; top: 18px; right: 24px; width: 44px; height: 44px; border: 0; border-radius: 50%; background: rgba(255,255,255,.12); color: #fff; font-size: 28px; cursor: pointer; }
.back-to-top { position: fixed; right: 24px; bottom: 24px; z-index: 130; width: 46px; height: 46px; border: 1px solid rgba(7,139,163,.4); border-radius: 8px; background: #fff; color: var(--teal); font-size: 22px; font-weight: 900; box-shadow: var(--shadow-lg); opacity: 0; transform: translateY(18px); pointer-events: none; transition: .25s; cursor: pointer; }
.back-to-top.show { opacity: 1; transform: translateY(0); pointer-events: auto; }
body.effects-ready .reveal-card, body.effects-ready .section-head, body.effects-ready .selector-panel, body.effects-ready .inquiry-panel, body.effects-ready .faq-grid article, body.effects-ready .about-text, body.effects-ready .business-card {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .62s var(--ease-out), transform .62s var(--ease-out);
}
body.effects-ready .reveal-card.visible, body.effects-ready .section-head.visible, body.effects-ready .selector-panel.visible, body.effects-ready .inquiry-panel.visible, body.effects-ready .faq-grid article.visible, body.effects-ready .about-text.visible, body.effects-ready .business-card.visible {
  opacity: 1;
  transform: translateY(0);
}
body.effects-ready .product-card,
body.effects-ready .case-card,
body.effects-ready .news-card {
  opacity: 1;
  transform: none;
}
body.gsap-ready .hero-slider .slide > div,
body.gsap-ready .product-card,
body.gsap-ready .case-card,
body.gsap-ready .news-card,
body.gsap-ready .selector-panel,
body.gsap-ready .inquiry-panel,
body.gsap-ready .faq-grid article,
body.gsap-ready .float-toggle {
  will-change: transform, opacity;
}
.reveal-card:nth-child(3n+2) { transition-delay: .06s; }
.reveal-card:nth-child(3n) { transition-delay: .12s; }
@keyframes soft-sweep {
  0%, 58% { transform: translateX(-100%); opacity: 0; }
  70% { opacity: 1; }
  100% { transform: translateX(100%); opacity: 0; }
}
[hidden] { display: none !important; }
@media (max-width: 1024px) {
  .site-header { padding: 0 4vw; gap: 14px; }
  .brand strong { max-width: min(30vw, 300px); }
  .site-nav { gap: 6px; font-size: 13px; }
  .site-nav a { padding-inline: 8px; }
  .header-contact { max-width: 220px; grid-template-columns: 1fr; gap: 2px; padding-left: 12px; }
  .header-contact-address { display: none; }
  .product-grid, .case-grid, .news-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .about-grid, .detail-layout { grid-template-columns: 1fr; }
  .decision-layout { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .site-header { height: auto; min-height: 64px; padding: 12px 4vw; align-items: flex-start; flex-wrap: wrap; }
  .brand strong { max-width: calc(100vw - 120px); }
  .site-nav { order: 3; width: 100%; overflow-x: auto; gap: 12px; padding-bottom: 2px; }
  .header-contact { margin-left: auto; padding: 5px 0 5px 12px; }
}
@media (max-width: 720px) {
  .site-header { height: auto; min-height: 64px; padding: 12px 4vw; align-items: flex-start; flex-wrap: wrap; }
  .site-nav { width: 100%; overflow-x: auto; gap: 16px; }
  .header-contact { max-width: calc(100vw - 170px); font-size: 11px; }
  .sticky-tabs { top: 116px; padding: 10px; }
  .section { padding: 48px 4vw; }
  .hero-slider { height: 520px; }
  .slide { padding: 0 6vw; }
  .slide > div { padding-left: 18px; }
  .slide h1, .slide h2 { font-size: clamp(34px, 12vw, 48px); }
  .slide p { font-size: 16px; }
  .product-grid, .case-grid, .news-grid { grid-template-columns: 1fr; }
  .selector-grid, .faq-grid { grid-template-columns: 1fr; }
  .selector-metrics { grid-template-columns: 1fr; }
  .selector-metrics span { min-height: auto; }
  .selector-panel, .inquiry-panel { padding: 20px; }
  .float-contact-panel { top: auto; bottom: 80px; right: 12px; }
  .float-toggle { writing-mode: horizontal-tb; min-height: 42px; padding: 8px 12px; border-radius: 8px; letter-spacing: 0; box-shadow: var(--shadow-lg); }
  .float-card { right: 0; top: auto; bottom: 54px; width: min(340px, calc(100vw - 24px)); }
  .contact-lines p { display: block; }
  .contact-lines span { display: block; text-align: left; margin-top: 2px; }
  .history-list a { grid-template-columns: 1fr; gap: 4px; }
  .history-list b { white-space: normal; }
  .site-footer, .inline-head { flex-direction: column; align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .001ms !important;
  }
  body.effects-ready .reveal-card, body.effects-ready .section-head, body.effects-ready .selector-panel, body.effects-ready .inquiry-panel, body.effects-ready .faq-grid article, body.effects-ready .about-text, body.effects-ready .business-card {
    opacity: 1;
    transform: none;
  }
}