:root {
  --ink: #1b2733;
  --muted: #4a5a6a;
  --line: #e3e9ef;
  --bg: #f5f8fb;
  --card: #fff;
  --blue: #0B3C6E;
  --blue-2: #08294a;
  --blue-l: #12558f;
  --accent: #F08300;
  --accent-2: #d97400;
  --radius: 14px;
  --shadow: 0 4px 18px rgba(11, 60, 110, .07);
  --shadow-h: 0 12px 30px rgba(11, 60, 110, .14);
  --header: 118px;
  --wrap: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font: 16px/1.7 "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}
img { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }
button { cursor: pointer; }

.wrap { width: min(var(--wrap), calc(100% - 44px)); margin: 0 auto; }
.hide-sm { display: inline; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.topbar { background: #08294a; color: #cfe0f0; font-size: 14px; }
.site-header { position: sticky; top: 0; z-index: 40; background: rgba(255,255,255,.97); border-bottom: 1px solid var(--line); backdrop-filter: blur(6px); }
.topbar .wrap, .bar, .nav-inner { display: flex; align-items: center; }
.topbar .wrap { justify-content: space-between; min-height: 40px; gap: 16px; }
.topbar strong { color: #fff; letter-spacing: .04em; }
.topbar-right { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; justify-content: flex-end; }
.topbar-right em { font-style: normal; color: #9fb6cd; }
.topbar a:hover { color: #fff; }
.top-links { display: flex; gap: 12px; justify-content: flex-end; }
.bar { justify-content: space-between; gap: 20px; min-height: 76px; }
.brand { display: flex; align-items: center; gap: 11px; min-width: 0; flex-shrink: 0; }
.logo-mark {
  width: 46px; height: 46px; border-radius: 9px; background: #fff;
  display: grid; place-items: center; overflow: hidden; flex-shrink: 0;
}
.logo-mark img { width: 100%; height: 100%; object-fit: contain; }
.logo-txt strong { display: block; font-size: 19px; color: var(--blue); line-height: 1.25; letter-spacing: .04em; }
.logo-txt em { display: block; color: #7c8b99; font-style: normal; font-size: 12px; letter-spacing: .08em; }
.hotline { text-align: right; flex-shrink: 0; }
.hotline b { display: block; color: var(--blue); font-size: 19px; font-weight: 800; letter-spacing: .02em; }
.hotline small { display: block; color: #7c8b99; font-size: 11px; font-weight: 600; letter-spacing: .14em; }
.hotline .top-links { margin-top: 2px; font-size: 13px; font-weight: 600; }
.hotline .top-links a { color: var(--muted); }
.hotline .top-links a:hover { color: var(--accent); }
.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 9px;
  color: var(--blue);
}
.burger {
  width: 46px; height: 46px; padding: 0;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
}
.burger i { width: 20px; height: 2px; background: var(--blue); border-radius: 2px; display: block; }
.nav { background: transparent; flex: 1; min-width: 0; }
.nav-inner { justify-content: center; gap: 26px; min-height: 48px; }
.nav a { position: relative; color: #4a5a6a; padding: 8px 0; white-space: nowrap; font-weight: 600; }
.nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px; background: var(--accent); transition: right .2s ease; }
.nav a.is-on::after, .nav a:hover::after { right: 0; }
.nav-inner a[data-scode="1"] { display: none; }
.nav-drop {
  position: relative;
  align-self: stretch;
  display: flex;
  align-items: center;
}
.nav-drop-toggle {
  position: relative; background: none; border: 0; padding: 8px 16px 8px 0;
  color: #4a5a6a; font: inherit; font-weight: 600; cursor: pointer; white-space: nowrap;
}
.nav-drop-toggle::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px; background: var(--accent); transition: right .2s ease; }
.nav-drop-toggle.is-on::after, .nav-drop:hover .nav-drop-toggle::after { right: 16px; }
.nav-drop-toggle .caret {
  display: inline-block; margin-left: 6px; vertical-align: 2px;
  border: 4px solid transparent; border-top-color: currentColor;
  transition: transform .2s ease;
}
.nav-drop.is-open .nav-drop-toggle .caret,
.nav-drop:hover .nav-drop-toggle .caret { transform: rotate(180deg); }
/* transparent padding bridges toggle → panel (avoids hover gap) */
.nav-sub {
  display: none; position: absolute; top: 100%; left: 0; z-index: 40;
  width: min(360px, calc(100vw - 32px));
  padding: 10px 0 0; margin: 0;
  background: transparent; border: 0; box-shadow: none;
}
.nav-sub-panel {
  max-height: min(68vh, 420px); overflow: auto;
  padding: 6px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-h);
  -webkit-overflow-scrolling: touch;
}
.nav-sub-panel::-webkit-scrollbar { width: 5px; }
.nav-sub-panel::-webkit-scrollbar-thumb { background: #c9d6e4; border-radius: 999px; }
.nav-sub-all {
  display: block; padding: 8px 10px; margin-bottom: 2px;
  border-radius: 6px; color: var(--blue); font-weight: 800; font-size: 14px;
  background: var(--bg);
}
.nav-sub-all::after { display: none; }
.nav-sub-all:hover { background: #eaf1f8; color: var(--blue); }
.nav-sub-grid { display: grid; grid-template-columns: 1fr; gap: 0; }
.nav-sub-grid a {
  display: block; padding: 7px 10px; border-radius: 6px;
  color: var(--muted); font-weight: 600; font-size: 13.5px; line-height: 1.35;
  white-space: normal;
}
.nav-sub-grid a::after { display: none; }
.nav-sub-grid a:hover { color: var(--accent); background: var(--bg); }
.nav-drop.is-open .nav-sub { display: block; }
@media (min-width: 721px) {
  .nav-drop:hover .nav-sub,
  .nav-drop:focus-within .nav-sub,
  .nav-drop.is-open .nav-sub { display: block; }
  .nav-sub-grid { grid-template-columns: 1fr 1fr; }
}

.hero { position: relative; height: min(640px, 48vw); min-height: 420px; background: var(--blue); overflow: hidden; }
.hero-band { background: var(--blue); color: #fff; text-align: center; }
.hero-band h2 { padding: 22px 16px; font-size: 32px; font-weight: 700; letter-spacing: .04em; }
.hero-slide {
  position: absolute; inset: 0;
  background: center/cover no-repeat;
  opacity: 0; transition: opacity .45s ease;
}
.hero-slide:first-of-type { opacity: 1; }
.hero.is-ready .hero-slide { opacity: 0; }
.hero.is-ready .hero-slide.is-on { opacity: 1; }
.hero-btn, .hero-dots { position: absolute; z-index: 2; }
.hero-btn {
  top: 50%; transform: translateY(-50%);
  width: 42px; height: 42px; border: 0; border-radius: 50%;
  background: rgba(255,255,255,.88); color: var(--ink); font-size: 22px;
}
.hero-prev { left: 16px; }
.hero-next { right: 16px; }
.hero-dots { left: 0; right: 0; bottom: 16px; display: flex; justify-content: center; gap: 8px; }
.hero-dots button { width: 9px; height: 9px; border: 0; border-radius: 99px; background: rgba(255,255,255,.55); }
.hero-dots button.is-on { width: 22px; background: #fff; }

.searchbar { background: #fff; border-bottom: 1px solid var(--line); }
.searchbar .wrap { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 72px; }
.hot-keys { color: var(--muted); display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; }
.hot-keys a { color: var(--blue); }
.search-form { display: flex; width: min(420px, 100%); background: var(--bg); border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.search-form input { flex: 1; border: 0; background: transparent; padding: 10px 16px; outline: none; }
.search-form button { border: 0; background: var(--accent); color: #fff; padding: 0 18px; }

.section { padding: 56px 0; }
.section-head { text-align: center; margin-bottom: 28px; }
.section-head p, .kicker { color: var(--accent); letter-spacing: .12em; text-transform: uppercase; font-size: 13px; }
.section-head h2, .section-head h2 a { font-size: 30px; font-weight: 700; }
.kicker:empty { display: none; }

.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 22px; }
.chips button, .chips a {
  border: 1px solid var(--line); background: #fff; color: var(--ink);
  border-radius: 999px; padding: 8px 16px;
}
.chips .is-on, .chips button.is-on { background: var(--blue); color: #fff; border-color: var(--blue); }

.product-layout { display: grid; grid-template-columns: minmax(220px, 320px) 1fr; gap: 20px; align-items: stretch; }
.feature-visual { display: block; border-radius: var(--radius); overflow: hidden; background: var(--bg); min-height: 240px; }
.feature-visual img { width: 100%; height: 100%; object-fit: cover; min-height: 320px; }
.card-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.card, .news-item, .side-card, .panel, .form-card {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow);
}
.card { overflow: hidden; border: 1px solid var(--line); transition: transform .18s ease, box-shadow .18s ease; }
.card:hover, .showcase article:hover, .date-item:hover, .news-feature:hover { transform: translateY(-3px); }
.card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.card-body, .news-copy, .side-card, .panel, .form-card { padding: 16px 18px 18px; }
.card h3 { font-size: 16px; margin-bottom: 8px; }
.card .more { color: var(--accent); font-size: 14px; }
.panel { display: none; }
.panel.is-on { display: block; }
.product-layout.panel.is-on { display: grid; }
.showcase { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.showcase article { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; text-align: center; padding: 0 0 20px; transition: transform .18s ease, box-shadow .18s ease; }
.showcase img { width: 100%; height: 320px; object-fit: cover; display: block; }
.showcase h3 { margin: 16px 16px 12px; font-size: 18px; }
.showcase.panel { display: none; }
.showcase.panel.is-on { display: grid; }

.advantage { background: var(--blue); color: #f5f8fb; padding: 28px 0; }
.advantage-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.advantage-grid article { background: transparent; padding: 8px 22px; border-left: 1px solid rgba(255,255,255,.14); }
.advantage-grid article:first-child { border-left: 0; }
.advantage-grid h3 { font-size: 18px; margin-bottom: 8px; color: #fff; }
.advantage-grid p { color: #e3e9ef; font-size: 14px; margin: 0; }
.center-cta { text-align: center; margin-top: 22px; }

.btn, .btn-ghost {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 42px; padding: 0 18px; border-radius: 999px; border: 1px solid transparent;
}
.btn { background: var(--accent); color: #fff; }
.btn:hover { background: var(--accent-2); }
.btn-ghost { background: #fff; color: var(--blue); border-color: var(--line); }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; }

.support { background: linear-gradient(180deg, #fff, var(--bg)); }
.support-layout { display: grid; grid-template-columns: 220px 1fr; gap: 18px; }
.support-nav { display: flex; flex-direction: column; gap: 8px; }
.support-nav button { text-align: left; border: 0; background: #fff; border-radius: 10px; padding: 12px 14px; box-shadow: var(--shadow); }
.support-nav button.is-on { background: var(--blue); color: #fff; }
.support-panel { display: none; grid-template-columns: 1.1fr .9fr; gap: 18px; align-items: center; background: #fff; border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.support-panel.is-on { display: grid; }
.support-panel b { color: var(--accent); font-size: 28px; }
.support-panel h3 { font-size: 22px; margin: 4px 0; }
.support-panel span { color: var(--muted); font-size: 13px; }
.support-panel p { margin-top: 10px; color: #334155; }
.support-panel img { width: 100%; border-radius: 12px; aspect-ratio: 4/3; object-fit: cover; }

.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: center; }
.split video, .split img { width: 100%; border-radius: var(--radius); background: #000; }
.split p { color: #334155; margin: 12px 0 18px; }
.mini-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.mini-grid article { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.mini-grid img { width: 100%; aspect-ratio: 3/2; object-fit: cover; }
.mini-grid h3, .mini-grid p { padding: 0 14px; }
.mini-grid h3 { margin-top: 12px; font-size: 16px; }
.mini-grid p { color: var(--muted); font-size: 14px; padding-bottom: 14px; }

.base-grid, .photo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.base-grid a, .photo-grid a { display: block; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.base-grid img, .photo-grid img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.base-grid span, .photo-grid span, .photo-grid h3 { display: block; padding: 10px 12px 12px; }

.inquiry { background: var(--blue-2); color: #fff; }
.inquiry .wrap { display: grid; grid-template-columns: 240px 1fr; gap: 24px; align-items: start; }
.inquiry b { display: block; font-size: 28px; margin-top: 6px; }
.inquiry-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.inquiry-form textarea { grid-column: 1 / -1; min-height: 90px; resize: vertical; }
.inquiry-form input, .inquiry-form textarea { width: 100%; border: 0; border-radius: 10px; padding: 12px 14px; }
.inquiry-form .btn-row { grid-column: 1 / -1; }
.inquiry .btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.45); }

.home-news { display: grid; grid-template-columns: 1.4fr .8fr; gap: 20px; }
.news-switch { display: flex; gap: 8px; margin-bottom: 14px; }
.news-switch button { border: 0; background: #fff; border-radius: 999px; padding: 8px 14px; box-shadow: var(--shadow); }
.news-switch button.is-on { background: var(--blue); color: #fff; }
.news-feature { display: grid; grid-template-columns: 220px 1fr; gap: 16px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: transform .18s ease, box-shadow .18s ease; }
.news-feature img { width: 100%; height: 100%; object-fit: cover; min-height: 150px; }
.news-feature h3 { margin: 16px 16px 8px; font-size: 18px; }
.news-feature p { margin: 0 16px 16px; color: var(--muted); }
.plain-list { background: #fff; border-radius: var(--radius); margin-top: 12px; box-shadow: var(--shadow); }
.plain-list a, .side-news a { display: block; padding: 10px 14px; border-top: 1px solid var(--line); }
.plain-list li:first-child a, .side-news li:first-child a { border-top: 0; }
.plain-list a:hover, .side-news a:hover, .card h3 a:hover { color: var(--accent); }
.qa { background: #fff; border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); }
.qa h2 { margin-bottom: 8px; }
.qa li { padding: 10px 0; border-top: 1px solid var(--line); }
.qa p { color: var(--muted); font-size: 14px; }

.links { background: #fff; border-top: 1px solid var(--line); padding: 18px 0; }
.links .wrap { display: flex; gap: 12px 18px; align-items: center; flex-wrap: wrap; }
.links h2 { font-size: 16px; }
.links ul { display: flex; flex-wrap: wrap; gap: 8px 16px; }
.links a { color: var(--muted); }
.links a:hover { color: var(--blue); }

.site-footer { background: #07213c; color: #d5e2ee; padding: 42px 0 24px; }
.footer-grid { display: grid; grid-template-columns: repeat(3, 1fr) 240px; gap: 18px; }
.grind { max-width: 860px; margin: 0 auto; }
.grind p { color: var(--muted); line-height: 1.85; margin: 0 0 14px; }
.card img[src=""], .showcase img[src=""] { display: none; }
.site-footer h2 { color: #fff; font-size: 16px; margin-bottom: 8px; }
.site-footer a:hover { color: #ffbf7a; }
.qr img { width: 110px; height: 110px; object-fit: cover; background: #fff; border-radius: 8px; }
.qr p { font-size: 13px; margin-top: 6px; }
.copyright { margin-top: 22px; padding-top: 14px; border-top: 1px solid rgba(255,255,255,.08); font-size: 13px; color: #d5e2ee; }
.copyright a { margin-left: 8px; }

.page-hero { background: #fff; border-bottom: 1px solid var(--line); }
.page-hero-bg { height: 220px; background: center/cover no-repeat; }
.page-hero .wrap { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 16px 0; }
.page-hero h1 { font-size: 26px; }
.crumb, .crumb a { color: var(--muted); font-size: 14px; }
.page { padding: 28px 0 56px; }
.page-grid { display: grid; grid-template-columns: 260px 1fr; gap: 22px; align-items: start; }
.page-grid.main-first { grid-template-columns: minmax(0, 1fr) 280px; }
.side-card + .side-card { margin-top: 16px; }
.side-card h2 { font-size: 18px; margin-bottom: 8px; }
.side a { display: block; padding: 8px 0; border-top: 1px solid var(--line); }
.side a.is-on { color: var(--blue); font-weight: 700; }
.side-phone { color: var(--accent); font-size: 22px; font-weight: 700; border: 0 !important; }
.page-main { min-width: 0; }
.subnav { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.subnav a { background: #fff; border-radius: 999px; padding: 6px 12px; box-shadow: var(--shadow); }
.subnav a.is-on { background: var(--blue); color: #fff; }

.list-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.story { display: grid; grid-template-columns: 200px 1fr; gap: 16px; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); margin-bottom: 14px; }
.story img { width: 100%; height: 100%; object-fit: cover; min-height: 140px; }
.story h3 { margin-bottom: 6px; }
.story p, .date-list p { color: var(--muted); }
.date-list { display: grid; gap: 12px; }
.date-item { display: grid; grid-template-columns: 72px 1fr; gap: 14px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; box-shadow: var(--shadow); transition: transform .18s ease, box-shadow .18s ease; }
.date-item time { background: var(--bg); border-radius: 10px; text-align: center; padding: 8px 0; color: var(--blue); }
.date-item b { display: block; font-size: 20px; }

.pager { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.pager a, .pagination a, .pager span, .pagination span {
  display: inline-flex; min-width: 36px; height: 36px; align-items: center; justify-content: center;
  padding: 0 10px; background: #fff; border-radius: 8px; border: 1px solid var(--line);
}
.pagination { display: flex; flex-wrap: wrap; gap: 8px; }
.page-num-current, .pagination a.page-num-current { background: var(--blue); color: #fff; border-color: var(--blue); }
.empty { color: var(--muted); padding: 24px 0; }

.product { display: grid; grid-template-columns: 360px 1fr; gap: 22px; background: #fff; border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); }
.gallery-main { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 12px; background: var(--bg); }
.thumbs { display: flex; gap: 8px; margin-top: 10px; overflow: auto; }
.thumbs button { border: 2px solid transparent; padding: 0; border-radius: 8px; background: none; }
.thumbs button.is-on { border-color: var(--accent); }
.thumbs img { width: 64px; height: 64px; object-fit: cover; border-radius: 6px; }
.product h1 { font-size: 26px; margin-bottom: 8px; }
.lead { color: var(--muted); }
.phone-line { margin: 16px 0; font-size: 20px; color: var(--accent); font-weight: 700; }
.prose { margin-top: 22px; background: #fff; border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.prose img { height: auto; }
.prose table { max-width: 100%; }
.job-copy p { margin: 0 0 10px; line-height: 1.8; }
.job-body h2 { font-size: 18px; margin: 18px 0 12px; }
.job-points { display: grid; gap: 10px; }
.job-points li { display: grid; grid-template-columns: 88px 1fr; gap: 12px; align-items: center; padding: 12px 14px; background: var(--bg); border-radius: 8px; }
.job-points b { color: var(--accent); }
.job-contact { margin-top: 16px; padding: 16px 18px; border-radius: 8px; background: var(--blue-2); color: #f5f8fb; }
.job-contact p { margin: 0 0 4px; font-size: 14px; }
.job-contact a { display: block; margin: 2px 0 10px; color: #fff; font-size: 22px; font-weight: 700; }
.job-body .inquiry-form { margin-top: 16px; }
.article-meta { color: var(--muted); font-size: 14px; display: flex; flex-wrap: wrap; gap: 12px 18px; margin: 8px 0 16px; }
.neighbors { display: flex; justify-content: space-between; gap: 12px; margin-top: 18px; padding-top: 12px; border-top: 1px solid var(--line); }
.form-card { margin-top: 18px; }
.form-card h2 { margin-bottom: 12px; }
.form-grid { display: grid; gap: 12px; }
.form-grid input, .form-grid textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 10px; padding: 11px 12px; background: #fff;
}
.form-grid textarea { min-height: 110px; }
.req { color: var(--accent); }

.to-top {
  position: fixed; right: 18px; bottom: 24px; z-index: 30;
  width: 44px; height: 44px; border: 0; border-radius: 50%;
  background: var(--ink); color: #fff; box-shadow: var(--shadow);
}
.dock { display: none; }

@media (max-width: 980px) {
  .advantage-grid, .mini-grid, .base-grid, .footer-grid, .list-cards { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .product-layout, .support-layout, .split, .home-news, .page-grid, .page-grid.main-first, .inquiry .wrap:not(.inq-grid), .product { grid-template-columns: 1fr; }
  .support-nav { flex-direction: row; overflow: auto; }
  .support-panel, .news-feature, .story { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .topbar, .hotline, .logo-txt em { display: none; }
  .topbar-right em { display: none; }
  .nav-toggle { display: inline-flex; }
  .bar { flex-wrap: wrap; min-height: 64px; }
  .nav { display: none; flex: none; width: 100%; }
  .nav.is-open { display: block; }
  .nav-inner { flex-direction: column; align-items: stretch; padding: 8px 0 12px; }
  .nav-drop-toggle { width: 100%; text-align: left; }
  .nav-sub {
    position: static; width: auto; padding: 4px 0 8px 10px;
    background: transparent; box-shadow: none;
  }
  .nav-sub-panel {
    max-height: none; overflow: visible; padding: 0;
    background: transparent; border: 0; border-radius: 0; box-shadow: none;
  }
  .nav-sub-grid { grid-template-columns: 1fr; }
  .nav-sub-all { background: transparent; padding-left: 0; margin-bottom: 2px; }
  .searchbar .wrap, .inquiry-form { display: grid; grid-template-columns: 1fr; }
  .search-form { width: 100%; }
  .card-grid, .advantage-grid, .showcase, .mini-grid, .base-grid, .photo-grid, .list-cards, .footer-grid { grid-template-columns: 1fr; }
  .advantage-grid article { border-left: 0; border-top: 1px solid rgba(255,255,255,.14); }
  .advantage-grid article:first-child { border-top: 0; }
  .showcase img { height: 220px; }
  .hero-band h2 { font-size: 22px; padding: 16px; }
  .job-points li { grid-template-columns: 1fr; gap: 4px; }
  .section { padding: 36px 0; }
  .section-head h2, .section-head h2 a, .page-hero h1 { font-size: 22px; }
  .page-hero .wrap { display: block; }
  .page-hero-bg { height: 140px; }
  .hero { height: 280px; min-height: 280px; }
  body { padding-bottom: 62px; }
  .dock {
    display: grid; grid-template-columns: repeat(4, 1fr);
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
    background: #fff; border-top: 1px solid var(--line);
  }
  .dock a { text-align: center; padding: 10px 4px; font-size: 13px; color: var(--blue); }
  .to-top { bottom: 74px; }
}

.section-alt { background: var(--bg); }
.section-lead { max-width: 720px; margin: 10px auto 0; color: var(--muted); font-size: 17px; line-height: 1.65; }
.section-lead.left { margin-left: 0; margin-right: 0; }
.eyebrow { display: inline-block; font-size: 13px; letter-spacing: .18em; color: var(--accent); font-weight: 700; text-transform: uppercase; }
.eyebrow-light { color: #ffbf7a; }
.title-navy { font-size: 34px; line-height: 1.3; color: var(--blue); font-weight: 800; margin: 8px 0 12px; letter-spacing: .01em; }
.title-light { font-size: 34px; line-height: 1.3; color: #fff; font-weight: 800; margin: 8px 0 12px; }
.lead-light { color: #d6e4f1; font-size: 17px; line-height: 1.65; margin: 0; max-width: 720px; }
.btn-outline { background: #fff; color: var(--blue); border: 2px solid var(--line); }
.btn-outline:hover { border-color: var(--blue); }
.btn-outline-dark { background: #fff; color: var(--blue); border: 1px solid var(--line); }
.btn-ghost-light { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,.7); }
.btn-ghost-light:hover { background: rgba(255,255,255,.12); border-color: #fff; }

.page-home { background: #fff; }
.page-home .section { padding: 82px 0; }
.page-home .section-head { margin-bottom: 44px; }
.page-home .section-head.head-left { text-align: left; }
.page-home .section-head.head-left .section-lead { margin-left: 0; margin-right: 0; }
.page-home .section-head h2 { font-size: 34px; font-weight: 800; color: var(--blue); letter-spacing: .01em; }
.page-home .btn,
.page-home .btn-ghost-light,
.page-home .btn-outline {
  border-radius: 10px; min-height: 48px; padding: 0 26px; font-weight: 700; border-width: 2px;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
}
.page-home .btn:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(240,131,0,.32); }
.page-home .hero-home {
  position: relative;
  background: linear-gradient(105deg, var(--blue-2) 0%, var(--blue) 46%, var(--blue-l) 100%);
  color: #fff;
  overflow: hidden;
}
.page-home .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 56px;
  align-items: center;
  padding: 74px 0 78px;
}
.page-home .hero-copy .eyebrow { color: #ffbf7a; }
.page-home .hero-copy h1 { font-size: 46px; line-height: 1.24; margin: 14px 0 18px; font-weight: 800; letter-spacing: .01em; }
.page-home .hero-copy h1 em { font-style: normal; color: #ffc978; }
.page-home .hero-sub { font-size: 18px; color: #d6e4f1; margin: 0 0 30px; max-width: 560px; line-height: 1.65; }
.page-home .hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 26px; }
.page-home .hero-trust { display: flex; flex-wrap: wrap; gap: 10px 22px; font-size: 14px; color: #c9dcf0; }
.page-home .hero-trust span { display: flex; align-items: center; gap: 7px; }
.page-home .hero-trust span::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }
.page-home .hero-side { min-width: 0; margin: 0; }
.page-home .hero-shot {
  display: block;
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: 0 24px 50px rgba(3, 20, 38, .42);
  background: rgba(255,255,255,.08);
}
.page-home .hero-badge {
  background: #fff;
  color: var(--ink);
  border-radius: 12px;
  margin-top: 18px;
  padding: 14px 22px;
  box-shadow: var(--shadow-h);
  font-size: 14.5px;
  line-height: 1.55;
  display: flex;
  align-items: center;
  gap: 16px;
}
.page-home .hero-badge b { font-size: 19px; color: var(--accent); line-height: 1.2; font-weight: 800; white-space: nowrap; border-right: 1px solid var(--line); padding-right: 16px; }

.page-home .home-stats { background: #fff; border-bottom: 1px solid var(--line); padding: 34px 0; }
.page-home .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.page-home .stat { text-align: center; border-right: 1px solid var(--line); }
.page-home .stat:last-child { border-right: 0; }
.page-home .stat b { display: block; font-size: 32px; line-height: 1.2; color: var(--blue); font-weight: 700; font-variant-numeric: tabular-nums; }
.page-home .stat b i { font-style: normal; color: var(--accent); font-size: 18px; margin-left: 2px; }
.page-home .stat b .num { font-size: inherit; color: inherit; }
.page-home .stat > span { font-size: 14px; color: var(--muted); }

.page-home .cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.page-home .cat-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  width: 100%;
  cursor: pointer;
  text-align: left;
  padding: 0;
  font: inherit;
  color: inherit;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.page-home .cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-h); border-color: #cdd9e6; }
.page-home .cat-card.active { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(240,131,0,.18); }
.page-home .cat-shot { width: 100%; aspect-ratio: 4/3; object-fit: contain; padding: 16px; background: #fff; border-bottom: 1px solid var(--line); }
.page-home .cat-body { padding: 18px 20px 22px; flex: 1; display: flex; flex-direction: column; }
.page-home .cat-body h3 { margin: 0 0 6px; font-size: 19px; color: var(--blue); font-weight: 800; }
.page-home .cat-body p { margin: 0; font-size: 14.5px; color: var(--muted); flex: 1; min-height: 48px; }
.page-home .cat-more {
  margin-top: 12px; font-size: 14px; font-weight: 700; color: var(--accent);
  display: flex; align-items: center; gap: 6px;
}
.page-home .cat-more::after { content: "→"; transition: transform .2s; }
.page-home .cat-card:hover .cat-more::after { transform: translateX(4px); }

.page-home .prod-grid .prod {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .2s ease, box-shadow .2s ease;
}
.page-home .prod-grid .prod:hover { transform: translateY(-4px); box-shadow: var(--shadow-h); }
.page-home .prod-shot { width: 100%; aspect-ratio: 1/1; object-fit: contain; padding: 12px; background: #fff; border-bottom: 1px solid var(--line); }
.page-home .prod-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 9px; flex: 1; }
.page-home .prod-cat { font-size: 12px; color: #7c8b99; letter-spacing: .06em; margin: 0; }
.page-home .prod-body h3 { margin: 0; font-size: 17px; line-height: 1.45; font-weight: 800; }
.page-home .prod-body h3 a { color: var(--blue); }
.page-home .prod-desc { margin: 0; font-size: 14px; color: var(--muted); flex: 1; }
.page-home .prod-foot { display: flex; gap: 9px; margin-top: 4px; flex-wrap: wrap; }
.page-home .btn-sm {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 38px; padding: 0 15px; font-size: 14px; border-radius: 8px; font-weight: 700;
  border: 1px solid var(--line); background: #fff; color: var(--blue);
}
.page-home .btn-sm:hover { border-color: var(--blue); }
.page-home .btn-sm.go { background: var(--accent); border-color: var(--accent); color: #fff; }
.page-home .btn-sm.go:hover { background: var(--accent-2); border-color: var(--accent-2); }

.page-home .fac-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 52px; align-items: center; }
.page-home .fac-shots { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.page-home .fac-shots img {
  width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: 12px;
  box-shadow: var(--shadow); background: linear-gradient(135deg, #e8eff6, #cfdcea);
}
.page-home .fac-shots img.wide { grid-column: 1 / -1; aspect-ratio: 16/8; }
.page-home .adv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 26px; }
.page-home .adv { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; }
.page-home .adv b { display: block; color: var(--blue); font-size: 16.5px; margin-bottom: 4px; }
.page-home .adv span { font-size: 14px; color: var(--muted); line-height: 1.65; }
.page-home .tag-row { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 22px; }
.page-home .tag { font-size: 13.5px; color: var(--blue); background: #eaf1f8; border-radius: 7px; padding: 6px 14px; font-weight: 600; }

.page-home .home-inquiry {
  background: linear-gradient(120deg, var(--blue-2), var(--blue) 60%, var(--blue-l));
  color: #fff;
}
/* 覆盖全局 .inquiry .wrap 的 240px+表单布局，改为 demo 左右双栏 */
.page-home .home-inquiry.inquiry .wrap.inq-grid,
.page-home .home-inquiry .inq-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: 52px;
  align-items: start;
}
.page-home .inq-tel { margin: 28px 0 0; padding: 20px 22px; background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.22); border-radius: 12px; }
.page-home .inq-tel small { display: block; font-size: 13px; color: #bdd3e8; letter-spacing: .1em; }
.page-home .inq-tel b { display: block; font-size: 30px; color: #fff; letter-spacing: .02em; margin: 4px 0 2px; }
.page-home .inq-tel span { font-size: 14px; color: #cfe0f0; }
.page-home .inq-list { margin: 22px 0 0; padding: 0; list-style: none; font-size: 15px; color: #dbe8f4; display: grid; gap: 9px; }
.page-home .inq-list li { display: flex; gap: 9px; align-items: flex-start; }
.page-home .inq-list li::before { content: "✓"; color: #ffbf7a; font-weight: 800; }
.page-home .inq-form-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px;
  color: var(--ink);
  box-shadow: 0 24px 50px rgba(3, 18, 34, .3);
}
.page-home .inq-form-card h3 { font-size: 22px; color: var(--blue); margin: 0 0 6px; }
.page-home .inq-tip { font-size: 14px; color: #7c8b99; margin: 0 0 22px; }
.page-home .inq-form-card .inquiry-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.page-home .inq-form-card .field { display: flex; flex-direction: column; gap: 6px; margin: 0 0 2px; }
.page-home .inq-form-card .field span { font-size: 14px; font-weight: 700; color: var(--muted); }
.page-home .inq-form-card .field-full { grid-column: 1 / -1; }
.page-home .inq-form-card input,
.page-home .inq-form-card textarea {
  width: 100%;
  min-height: 46px;
  border: 1.5px solid var(--line);
  border-radius: 9px;
  padding: 11px 14px;
  background: #fff;
  font-size: 15.5px;
  transition: border-color .16s, box-shadow .16s;
}
.page-home .inq-form-card input:focus,
.page-home .inq-form-card textarea:focus {
  outline: none;
  border-color: var(--blue-l);
  box-shadow: 0 0 0 3px rgba(18, 85, 143, .13);
}
.page-home .inq-form-card textarea { min-height: 92px; resize: vertical; }
.page-home .inq-form-card > .btn,
.page-home .inq-form-card .inquiry-form > .btn { grid-column: 1 / -1; width: 100%; margin-top: 6px; }
.page-home .inq-form-card .field em { font-style: normal; color: var(--accent); }

.page-home .art-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.page-home a.art {
  display: block;
  background: #fff;
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  border-radius: 12px;
  padding: 22px 24px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.page-home a.art:hover { border-left-color: var(--accent); box-shadow: var(--shadow); transform: translateY(-3px); }
.page-home .art-tag { font-size: 12px; font-weight: 700; color: var(--accent); letter-spacing: .08em; }
.page-home a.art h3 { margin: 8px 0; font-size: 18px; color: var(--blue); line-height: 1.5; font-weight: 800; }
.page-home a.art p { margin: 0; font-size: 14.5px; color: var(--muted); }

.page-home .hotline .top-links { display: none; }
.page-home .logo-fallback {
  background: var(--blue) !important; color: #fff; font-weight: 800; font-size: 20px;
}
.page-home .shot-fallback {
  display: grid !important; place-items: center;
  background: linear-gradient(135deg, #eef3f8, #dde7f1);
  color: #7c8b99; font-size: 14px; min-height: 120px;
}
.page-home .shot-fallback::after { content: "示意图片暂不可用"; }

.page-home .home-products .tabs {
  display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; align-items: center;
}
.page-home .home-products .tab {
  border: 1px solid var(--line); background: #fff; color: var(--muted);
  border-radius: 999px; padding: 9px 19px; font-size: 15px; font-weight: 600; cursor: pointer; font-family: inherit;
}
.page-home .home-products .tab:hover { border-color: var(--blue-l); color: var(--blue); }
.page-home .home-products .tab.is-on { background: var(--blue); border-color: var(--blue); color: #fff; }
.page-home .prod-count { font-size: 14px; color: #7c8b99; margin-left: auto; }
.page-home .prod-grid { display: grid !important; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.page-home .prod-grid .prod[hidden] { display: none !important; }
.page-home .prod-media {
  display: block; width: 100%; padding: 0; border: 0; background: #fff; cursor: pointer;
}
.page-home .prod-body h3 button {
  border: 0; background: none; padding: 0; font: inherit; font-weight: 800; color: var(--blue);
  text-align: left; cursor: pointer;
}
.page-home .prod-spec { margin: 0; font-size: 13.5px; color: var(--accent); font-weight: 600; }
.page-home .prod-empty,
.page-home .empty {
  grid-column: 1 / -1; text-align: center; padding: 50px 20px; color: #7c8b99;
  background: #fff; border: 1px dashed var(--line); border-radius: var(--radius);
}
.page-home .tag-lead {
  width: 100%; flex-basis: 100%; font-size: 14px; color: #7c8b99; font-weight: 700; margin-top: 6px;
}

.page-home .inq-form-card .field { margin-bottom: 14px; }
.page-home .inq-form-card .field label {
  display: block; font-size: 14px; font-weight: 700; color: var(--muted); margin-bottom: 6px;
}
.page-home .inq-form-card .field label em { font-style: normal; color: var(--accent); }
.page-home .inq-form-card select {
  width: 100%; min-height: 46px; padding: 11px 14px; font-size: 15.5px; font-family: inherit;
  border: 1.5px solid var(--line); border-radius: 9px; background: #fff; color: var(--ink);
}
.page-home .inq-form-card .err-msg { display: none; font-size: 13px; color: #d93025; margin-top: 5px; }
.page-home .inq-form-card .field.err input,
.page-home .inq-form-card .field.err select,
.page-home .inq-form-card .field.err textarea {
  border-color: #d93025; box-shadow: 0 0 0 3px rgba(217,48,37,.1);
}
.page-home .inq-form-card .field.err .err-msg { display: block; }
.page-home .ok { display: none; text-align: center; padding: 14px 6px; }
.page-home .ok.show { display: block; }
.page-home .ok .ico {
  width: 66px; height: 66px; border-radius: 50%; background: #eaf7ee; color: #1a8f3c;
  display: grid; place-items: center; font-size: 32px; font-weight: 800; margin: 0 auto 16px;
}
.page-home .ok h3 { margin: 0 0 6px; font-size: 21px; color: var(--blue); }
.page-home .ok p { margin: 0 0 14px; font-size: 14.5px; color: var(--muted); }
.page-home .receipt {
  background: var(--bg); border: 1px solid var(--line); border-radius: 10px;
  padding: 16px 18px; text-align: left; font-size: 14.5px; margin-bottom: 18px;
}
.page-home .receipt div { display: flex; justify-content: space-between; gap: 14px; padding: 3px 0; }
.page-home .receipt div span { color: #7c8b99; }
.page-home .receipt div b { color: var(--ink); font-weight: 700; text-align: right; }

.mask {
  position: fixed; inset: 0; background: rgba(6,26,46,.62);
  display: none; align-items: center; justify-content: center; z-index: 90; padding: 20px;
}
.mask.open { display: flex; }
.modal {
  background: #fff; border-radius: 16px; max-width: 860px; width: 100%;
  max-height: 88vh; overflow: auto; position: relative;
}
.modal-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); }
.modal-fig {
  background: #f5f8fb; display: grid; place-items: center; padding: 24px;
  border-radius: 16px 0 0 16px;
}
.modal-fig img { width: 100%; aspect-ratio: 1/1; object-fit: contain; border-radius: 10px; background: #fff; }
.modal-body { padding: 30px 30px 26px; }
.modal-body .prod-cat { margin-bottom: 6px; font-size: 12px; color: #7c8b99; letter-spacing: .06em; }
.modal-body h3 { margin: 0 0 8px; font-size: 24px; color: var(--blue); line-height: 1.4; }
.modal-spec { color: var(--accent); font-weight: 700; font-size: 15px; margin: 0 0 16px; }
.modal-pts { margin: 0 0 18px; padding: 0; list-style: none; display: grid; gap: 9px; font-size: 15px; color: var(--muted); }
.modal-pts li { display: flex; gap: 9px; }
.modal-pts li::before { content: "■"; color: var(--blue); font-size: 10px; line-height: 1.9; }
.modal-actions { display: flex; gap: 11px; flex-wrap: wrap; }
.close {
  position: absolute; top: 14px; right: 14px; width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid var(--line); background: #fff; font-size: 19px; line-height: 1;
  cursor: pointer; color: var(--muted); z-index: 2;
}
.close:hover { background: var(--bg); color: var(--blue); }

.page-home .site-footer { padding: 52px 0 24px; }
.page-home .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .page-home * { transition: none !important; animation: none !important; }
}

@media (max-width: 1080px) {
  .page-home .prod-grid { grid-template-columns: repeat(3, 1fr); }
  .page-home .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .page-home .hero-copy h1 { font-size: 38px; }
  .page-home .hotline { display: none; }
}

@media (max-width: 980px) {
  .page-home .hero-grid,
  .page-home .fac-grid,
  .page-home .inq-grid { grid-template-columns: 1fr; gap: 34px; }
  .page-home .art-grid { grid-template-columns: repeat(2, 1fr); }
  .page-home .hero-side { order: -1; }
  .page-home .hero-grid { padding: 52px 0; }
  .page-home .hero-copy h1 { font-size: 32px; }
  .page-home .hero-badge { margin-top: 14px; }
  .page-home .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 26px; }
  .page-home .stat:nth-child(2) { border-right: 0; }
  .page-home .stat:nth-child(odd) { border-right: 1px solid var(--line); }
  .page-home .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .page-home .section { padding: 62px 0; }
  .page-home .section-head h2,
  .page-home .title-navy,
  .page-home .title-light { font-size: 28px; }
  .modal-grid { grid-template-columns: 1fr; }
  .modal-fig { border-radius: 16px 16px 0 0; }
}

@media (max-width: 720px) {
  .hide-sm { display: none; }
  .page-home .cat-grid,
  .page-home .prod-grid,
  .page-home .adv-grid,
  .page-home .art-grid { grid-template-columns: 1fr; }
  .page-home .stats-grid { grid-template-columns: 1fr 1fr; gap: 0 12px; }
  .page-home .prod-count { width: 100%; margin-left: 0; }
  .page-home .hero-home { padding: 0 0 8px; }
  .page-home .hero-grid { padding: 28px 0 36px; gap: 22px; }
  .page-home .hero-copy h1 { font-size: 26px; }
  .page-home .hero-sub { font-size: 15.5px; margin-bottom: 20px; }
  .page-home .hero-badge { flex-direction: column; align-items: flex-start; gap: 4px; padding: 12px 18px; }
  .page-home .hero-badge b { border-right: 0; padding-right: 0; }
  .page-home .hero-cta .btn,
  .page-home .hero-cta .btn-ghost-light { flex: 1 1 100%; }
  .page-home .home-products .tabs {
    flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch;
    gap: 8px; padding-bottom: 4px; margin-bottom: 20px; scrollbar-width: none;
  }
  .page-home .home-products .tabs::-webkit-scrollbar { display: none; }
  .page-home .home-products .tab { flex: 0 0 auto; padding: 8px 14px; font-size: 14px; }
  .page-home .inq-form-card .inquiry-form { grid-template-columns: 1fr; }
  .page-home .stat { border-right: 0 !important; border-bottom: 1px solid var(--line); padding: 12px 0 16px; }
  .page-home .stat:nth-child(3),
  .page-home .stat:nth-child(4) { border-bottom: 0; }
  .page-home .stat b { font-size: 26px; }
  .page-home .stat b i { font-size: 16px; }
  .page-home .stat > span { font-size: 13px; }
  .page-home .section { padding: 48px 0; }
  .page-home .section-head { margin-bottom: 28px; }
  .page-home .section-lead { font-size: 15px; }
  .page-home .inq-form-card { padding: 22px; }
  .page-home .inq-tel b { font-size: 24px; }
  .page-home .footer-grid { grid-template-columns: 1fr; }
  .modal { max-height: 92vh; border-radius: 14px; }
  .modal-body { padding: 20px 18px 22px; }
  .modal-body h3 { font-size: 20px; }
  .modal-actions { flex-direction: column; }
  .modal-actions .btn,
  .modal-actions .btn-outline { width: 100%; text-align: center; }
}