:root {
  --navy: #0F2B46;
  --navy-2: #17375E;
  --navy-3: #24507C;
  --orange: #E8871E;
  --orange-soft: #FDF3E6;
  --ink: #1B2733;
  --muted: #68737F;
  --line: #E4E9EE;
  --bg: #FFFFFF;
  --bg-soft: #F6F8FA;
  --radius: 4px;
  --shadow: 0 10px 30px rgba(15, 43, 70, .08);
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ---------- header ---------- */
header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s, box-shadow .25s;
}
header.solid { border-bottom-color: var(--line); box-shadow: 0 2px 16px rgba(15, 43, 70, .06); }
/* 首页首屏：header 叠在亮色场景图上，用白弱化底层 + 深色字保证可读 */
body.on-hero header:not(.solid) {
  background: linear-gradient(180deg, rgba(255,255,255,.94) 0%, rgba(255,255,255,.72) 62%, rgba(255,255,255,0) 100%);
  backdrop-filter: none;
}
body.on-hero header:not(.solid) .brand b { color: var(--navy); }
body.on-hero header:not(.solid) .brand span { color: var(--muted); }
body.on-hero header:not(.solid) .nav nav a { color: #3B566F; }
body.on-hero header:not(.solid) .nav nav a:hover { color: var(--orange); }
body.on-hero header:not(.solid) .lang { border-color: rgba(15,43,70,.16); }
body.on-hero header:not(.solid) .lang button { background: transparent; color: #5B7288; }
body.on-hero header:not(.solid) .lang button.on { background: var(--navy); color: #fff; }
body.on-hero header:not(.solid) .menu-btn { border-color: rgba(15,43,70,.18); background: transparent; color: var(--navy); }
.nav { height: 68px; display: flex; align-items: center; gap: 34px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo { height: 21px; width: auto; display: block; }
.brand b { font-size: 19px; letter-spacing: .16em; font-weight: 700; color: var(--navy); }
.brand span { font-size: 10px; letter-spacing: .12em; color: var(--muted); }
.nav nav { display: flex; gap: 26px; margin-left: auto; }
.nav nav a {
  font-size: 13.5px; color: #3A4854; padding: 6px 0; position: relative;
}
.nav nav a:hover { color: var(--navy); }
.nav nav a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px;
  background: var(--orange); transition: right .2s;
}
.nav nav a:hover::after { right: 0; }
.nav-tools { display: flex; align-items: center; gap: 14px; }
.lang {
  display: flex; border: 1px solid var(--line); border-radius: 2px; overflow: hidden;
  font-size: 11.5px;
}
.lang button {
  border: 0; background: #fff; padding: 4px 9px; cursor: pointer; color: var(--muted);
}
.lang button.on { background: var(--navy); color: #fff; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--orange); color: #fff; border: 0;
  padding: 10px 18px; font-size: 13px; cursor: pointer; border-radius: 2px;
  transition: background .2s, transform .2s;
}
.btn:hover { background: #D97A12; }
.btn.ghost { background: transparent; border: 1px solid rgba(255,255,255,.35); color: #fff; }
.btn.ghost:hover { background: rgba(255,255,255,.1); }
.btn.line { background: transparent; border: 1px solid var(--line); color: var(--navy); }
.btn.line:hover { border-color: var(--navy); }
.menu-btn { display: none; }

/* ---------- hero carousel ---------- */
/* 首屏直接用成品 banner（图上已带英文标题与按钮），容器比例与图一致，不裁切、热区不偏 */
.hero {
  position: relative; width: 100%;
  aspect-ratio: 1920 / 826;
  overflow: hidden; background: #E8F1F8; color: #fff;
}
.hero-slides { position: absolute; inset: 0; }
.hslide {
  position: absolute; inset: 0; margin: 0;
  opacity: 0; visibility: hidden; transition: opacity .9s ease;
}
.hslide.on { opacity: 1; visibility: visible; z-index: 2; }
.hslide-img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center;
}
/* 图上画出来的按钮 → 盖一层透明可点区域
   .hframe 始终按原图比例铺满宽度并垂直居中，所以 % 坐标永远对得上图片像素
   （否则窄屏或超高屏用 cover 裁切后，热区会整体偏移） */
.hframe {
  position: absolute; left: 0; width: 100%; aspect-ratio: 1920 / 826;
  top: 50%; transform: translateY(-50%);
}
.hbtn {
  position: absolute; display: block; border-radius: 999px;
  transition: background .2s, box-shadow .2s;
}
.hbtn:hover { background: rgba(255,255,255,.16); box-shadow: 0 0 0 2px rgba(232,135,30,.6); }
.hbtn:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; }
/* 新版 banner 图上没有画按钮，热区直接铺在左下文字带上，不加视觉反馈免得盖住标题 */
.hlink {
  position: absolute; display: block; z-index: 3; border-radius: 10px;
}
.hlink:focus-visible { outline: 2px solid var(--orange); outline-offset: 4px; }
@media (max-width: 620px) { .hlink { display: none; } }
/* 给搜索引擎和读屏软件留的标题（图上文字是图片，机器读不到） */
.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-nav {
  position: absolute; top: 50%; z-index: 6; width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.55); background: rgba(15,43,70,.32); color: #fff;
  cursor: pointer; display: grid; place-items: center; transform: translateY(-50%);
  backdrop-filter: blur(6px); box-shadow: 0 4px 16px rgba(10,35,60,.22);
  opacity: .75; transition: background .2s, border-color .2s, opacity .2s;
}
.hero:hover .hero-nav { opacity: 1; }
.hero-nav:hover { background: var(--orange); border-color: var(--orange); }
.hero-nav.prev { left: 22px; }
.hero-nav.next { right: 22px; }
.hero-ui {
  position: absolute; left: 0; right: 0; bottom: 14px; z-index: 6;
  display: flex; align-items: center; gap: 20px;
}
.hdots { display: flex; gap: 9px; }
.hdots button {
  width: 34px; height: 3px; border: 0; padding: 0; border-radius: 2px;
  background: rgba(15,43,70,.28); cursor: pointer; position: relative; overflow: hidden;
}
.hero-ui { text-shadow: 0 1px 6px rgba(255,255,255,.7); }
.hdots button.on::after {
  content: ""; position: absolute; inset: 0; background: var(--orange);
  transform-origin: left; animation: hprog 7s linear forwards;
}
.hero.paused .hdots button.on::after { animation-play-state: paused; }
@keyframes hprog { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.hcount { font-size: 11px; letter-spacing: .16em; color: rgba(15,43,70,.62); font-weight: 500; }
.hero-ui { pointer-events: none; }
.hdots, .hcount { pointer-events: auto; }
.hcount b { font-size: 15px; color: var(--navy); }

/* 数据带 */
.hero-bar { background: #0B2136; color: #fff; border-top: 1px solid rgba(255,255,255,.07); }
.hero-bar .wrap { display: flex; align-items: center; gap: 52px; padding: 16px 24px; flex-wrap: wrap; }
.hero-bar div { display: flex; align-items: baseline; gap: 8px; }
.hero-bar b { font-size: 21px; font-weight: 700; letter-spacing: .02em; }
.hero-bar span { font-size: 11.5px; color: #8FA6BC; letter-spacing: .04em; }
.hero-bar .sp { margin-left: auto; }
.hero-bar a { font-size: 12px; color: var(--orange); }

/* ---------- section ---------- */
section { padding: 80px 0; }
section.soft { background: var(--bg-soft); }
.sec-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 38px; }
.sec-head h2 { font-size: 30px; margin: 0 0 8px; color: var(--navy); letter-spacing: -.01em; }
.sec-head p { margin: 0; color: var(--muted); font-size: 14px; max-width: 560px; }
.sec-tag { font-size: 10.5px; letter-spacing: .18em; color: var(--orange); margin-bottom: 10px; }

/* ---------- families ---------- */
.fams { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.fam {
  border: 1px solid var(--line); background: #fff; padding: 18px 16px; border-radius: var(--radius);
  transition: border-color .2s, transform .2s, box-shadow .2s; cursor: pointer;
}
.fam:hover { border-color: #C9D4DE; transform: translateY(-3px); box-shadow: var(--shadow); }
.fam .ill { height: 108px; display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.fam .ill img { max-height: 108px; object-fit: contain; }
.fam h3 { font-size: 15px; margin: 0 0 4px; color: var(--navy); }
.fam p { font-size: 12px; color: var(--muted); margin: 0 0 12px; }
.fam .n { font-size: 11px; color: var(--orange); letter-spacing: .06em; }

/* ---------- filters + products ---------- */
.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 26px; }
.filters > button {
  border: 1px solid var(--line); background: #fff; color: #46535F; padding: 8px 16px;
  font-size: 12.5px; border-radius: 999px; cursor: pointer; transition: all .18s;
}
.filters > button.on { background: var(--navy); border-color: var(--navy); color: #fff; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pcard {
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff;
  overflow: hidden; cursor: pointer; transition: box-shadow .22s, transform .22s, border-color .22s;
  display: flex; flex-direction: column;
}
.pcard:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: #CBD6E0; }
.pcard .ph { height: 190px; background: #FFFFFF; display: flex; align-items: center; justify-content: center; padding: 16px; }
.pcard .ph img { max-height: 158px; object-fit: contain; }
.pcard .ph img.shot { width: 100%; height: 100%; max-height: none; object-fit: cover; border: 1px solid #EDF1F5; }
.pcard .ph.empty { color: #9AA5B1; font-size: 12px; letter-spacing: .04em; text-align: center; line-height: 1.7; }
.pcard .body { padding: 16px 18px 18px; border-top: 1px solid #F0F3F6; flex: 1; }
.pcard .model { font-size: 14.5px; font-weight: 700; color: var(--navy); letter-spacing: .02em; }
.pcard .name { font-size: 12.5px; color: var(--muted); margin-top: 3px; min-height: 38px; }
.pcard .kv { display: flex; gap: 14px; margin-top: 12px; font-size: 11.5px; color: #7A8794; flex-wrap: wrap; }
.pcard .kv b { color: var(--navy-2); font-weight: 600; }
.pcard .more { margin-top: 12px; font-size: 11.5px; color: var(--orange); }

/* ---------- applications ---------- */
.apps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.app { position: relative; border-radius: var(--radius); overflow: hidden; background: var(--navy); min-height: 260px; display: flex; align-items: flex-end; }
.app img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 62%; opacity: .5; }
.app::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(9,24,38,.96) 8%, rgba(9,24,38,.72) 34%, rgba(9,24,38,.2) 70%, rgba(9,24,38,.05) 100%); }
.app .txt { position: relative; z-index: 2; padding: 22px; color: #fff; }
.app h3 { margin: 0 0 6px; font-size: 16px; text-shadow: 0 1px 10px rgba(0,0,0,.5); }
.app p { margin: 0; font-size: 12.5px; color: #C6D3DF; }

/* ---------- architecture ---------- */
.arch { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 34px; }
.arch-flow { display: flex; align-items: center; gap: 0; }
.node { flex: 1; text-align: center; }
.node .box {
  border: 1px solid var(--line); border-radius: 3px; padding: 16px 10px; background: #fff;
  transition: border-color .2s;
}
.node .box:hover { border-color: var(--orange); }
.node .box b { display: block; font-size: 12.5px; color: var(--navy); }
.node .box span { display: block; font-size: 10.5px; color: var(--muted); margin-top: 4px; }
.node .dot { width: 8px; height: 8px; background: var(--orange); border-radius: 50%; margin: 0 auto 10px; }
.arrow { width: 54px; display: flex; align-items: center; justify-content: center; color: var(--orange); }

/* ---------- news ---------- */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.ncard { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; transition: box-shadow .2s, transform .2s; }
.ncard:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.ncard .cover { height: 168px; background: #F7F9FB; overflow: hidden; display: flex; align-items: center; justify-content: center; padding: 14px; }
.ncard .cover img { max-width: 100%; max-height: 140px; width: auto; height: auto; object-fit: contain; }
.ncard .body { padding: 18px; }
.ncard .meta { font-size: 11px; color: var(--muted); display: flex; gap: 10px; margin-bottom: 8px; }
.ncard .meta em { color: var(--orange); font-style: normal; }
.ncard h3 { font-size: 14.5px; margin: 0 0 8px; line-height: 1.45; color: var(--navy); }
.ncard p { margin: 0; font-size: 12.5px; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

/* ---------- contact ---------- */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.contact .info div { padding: 16px 0; border-bottom: 1px solid rgba(255,255,255,.12); display: flex; gap: 18px; }
.contact .info span { font-size: 11px; letter-spacing: .12em; color: #8FA6BC; width: 62px; flex: none; }
.contact .info b { font-size: 15px; font-weight: 500; }
/* 联系区内的目录下载：一行细字，替代原导航「资料下载」 */
.ct-dl {
  display: inline-flex; align-items: center; gap: 9px;
  margin-top: 24px; padding-bottom: 7px;
  font-size: 12.5px; color: #C6D6E4;
  border-bottom: 1px solid rgba(255,255,255,.18);
  transition: color .18s, border-color .18s;
}
.ct-dl em { font-style: normal; color: var(--orange); font-size: 13px; }
.ct-dl:hover { color: #fff; border-bottom-color: var(--orange); }
form .row { margin-bottom: 14px; }
form label { display: block; font-size: 11.5px; color: #8FA6BC; margin-bottom: 6px; letter-spacing: .06em; }
form input, form textarea, form select {
  width: 100%; padding: 11px 12px; border: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.06); color: #fff; border-radius: 2px; font-size: 13px;
  font-family: inherit; outline: none;
}
form input:focus, form textarea:focus { border-color: var(--orange); }
form textarea { min-height: 92px; resize: vertical; }

/* ---------- footer ---------- */
footer { background: #0B2136; color: #8FA6BC; padding: 44px 0 30px; font-size: 12.5px; }
footer .cols { display: flex; gap: 60px; flex-wrap: wrap; margin-bottom: 30px; }
footer .cols div { min-width: 140px; }
footer b { color: #fff; display: block; margin-bottom: 10px; font-size: 13px; font-weight: 600; }
footer .flogo { height: 16px; width: auto; display: block; margin-bottom: 12px; }
footer a { display: block; padding: 3px 0; }
footer a:hover { color: #fff; }
footer .base { border-top: 1px solid rgba(255,255,255,.1); padding-top: 18px; display: flex; justify-content: space-between; font-size: 11.5px; }

/* ---------- modal ---------- */
.modal { position: fixed; inset: 0; z-index: 100; display: none; }
.modal.on { display: block; }
.modal .mask { position: absolute; inset: 0; background: rgba(9, 24, 38, .6); backdrop-filter: blur(3px); }
.modal .panel {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: min(980px, calc(100% - 32px)); max-height: calc(100% - 48px); overflow: auto;
  background: #fff; border-radius: 6px; display: grid; grid-template-columns: 380px 1fr;
}
.modal .pic { background: var(--bg-soft); display: flex; align-items: center; justify-content: center; padding: 30px; }
.modal .pic img { max-height: 320px; object-fit: contain; }
.modal .info { padding: 32px 34px 30px; position: relative; }
.modal .close { position: absolute; right: 14px; top: 12px; border: 0; background: none; font-size: 22px; color: #9AA5B1; cursor: pointer; }
.modal h3 { margin: 0; font-size: 22px; color: var(--navy); }
.modal .sub { color: var(--muted); font-size: 13px; margin: 4px 0 18px; }
.modal table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.modal td { padding: 8px 0; border-bottom: 1px solid #F1F4F7; }
.modal td:first-child { color: #93A0AD; width: 96px; }
.modal ul { margin: 16px 0 0; padding-left: 18px; font-size: 12.5px; color: #3C4A57; }
.modal li { margin-bottom: 6px; }
.modal .cta { margin-top: 22px; display: flex; gap: 10px; flex-wrap: wrap; }
.dl-row { display: grid; grid-template-columns: 110px 1fr 150px 80px; gap: 16px; align-items: center;
  padding: 14px 4px; border-bottom: 1px solid var(--line); font-size: 13px; }
.dl-row .m { font-weight: 700; color: var(--navy); }
.dl-row .n { color: #3C4A57; }
.dl-row .t { color: var(--muted); font-size: 12px; }
.dl-row .pdf { display: inline-flex; align-items: center; gap: 6px; justify-content: center;
  border: 1px solid var(--line); border-radius: 2px; padding: 6px 10px; font-size: 12px; color: var(--navy); }
.dl-row .pdf:hover { border-color: var(--orange); color: var(--orange); }
@media (max-width: 620px) {
  .dl-row { grid-template-columns: 1fr 70px; row-gap: 2px; }
  .dl-row .t { display: none; }
}

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .hero-nav.prev { left: 10px; }
  .hero-nav.next { right: 10px; }
  .fams, .grid, .apps, .news-grid { grid-template-columns: repeat(2, 1fr); }
  .contact { grid-template-columns: 1fr; }
  .nav nav { display: none; }
  .brand span { display: none; }
  .nav { gap: 10px; }
  .nav-tools { margin-left: auto; order: 2; }
  .menu-btn { order: 3; margin-left: 4px; }
  .lang button { padding: 4px 8px; white-space: nowrap; }
  .nav nav.open {
    display: flex; position: absolute; top: 68px; left: 0; right: 0; background: #fff;
    flex-direction: column; padding: 14px 24px 20px; gap: 4px; border-bottom: 1px solid var(--line);
  }
  .menu-btn { display: block; margin-left: auto; border: 1px solid var(--line); background: #fff; padding: 7px 10px; border-radius: 3px; }
  .modal .panel { grid-template-columns: 1fr; }
  .modal .pic { padding: 22px; }
}
@media (max-width: 620px) {
  .brand-logo { height: 18px; }
  section { padding: 54px 0; }
  .sec-head h2 { font-size: 22px; }
  .fams, .grid, .apps, .news-grid { grid-template-columns: 1fr; }
  .hero { aspect-ratio: 1.5 / 1; max-height: none; }
  /* 手机竖屏只能看到图的一部分，靠左对齐保证左侧英文标题完整可读 */
  .hslide-img { object-position: left center; }
  .hbtn { display: none; }
  .hero-nav { display: none; }
  .hdots button { width: 24px; }
  .hero-bar .wrap { gap: 18px 28px; padding: 14px 24px; }
  .hero-bar b { font-size: 18px; }
  .hero-bar .sp { margin-left: 0; }
  .arch-flow { flex-direction: column; gap: 12px; }
  .arrow { transform: rotate(90deg); width: auto; height: 28px; }
  .modal .info { padding: 24px 20px; }
}

/* ================= 产品目录 · 分类浏览（2026-11） ================= */

/* 小节标签加一条橙色短线，形成版式记号 */
.sec-tag { display: inline-flex; align-items: center; gap: 10px; }
.sec-tag::before { content: ""; width: 26px; height: 2px; background: var(--orange); }

/* 分类卡：6 个，横向图文 + 计数 */
.fams { grid-template-columns: repeat(3, 1fr); gap: 16px; }
.fam {
  display: flex; align-items: center; gap: 16px; padding: 16px 18px;
  position: relative; overflow: hidden; border-color: #E3E9EF;
}
.fam::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--orange); transform: scaleY(0); transform-origin: top;
  transition: transform .25s ease;
}
.fam:hover::before { transform: scaleY(1); }
.fam:hover { border-color: #C9D6E2; box-shadow: 0 10px 24px rgba(15,43,70,.08); }
.fam .ill {
  width: 86px; height: 86px; flex: 0 0 86px; margin: 0;
  border: 1px solid #EFF3F7; border-radius: 3px; background: #fff;
}
.fam .ill img { max-height: 72px; max-width: 72px; }
.fam .fam-t { flex: 1; min-width: 0; }
.fam h3 { font-size: 15px; margin: 0 0 5px; }
.fam p { margin: 0; font-size: 11.5px; color: var(--muted); }
.fam .n { font-size: 24px; font-weight: 700; color: var(--navy); letter-spacing: -.02em; }
.fam .n span { font-size: 11px; font-weight: 500; color: var(--muted); }

/* 目录区：极淡的技术网格底纹 */
#products.soft {
  position: relative;
  background: linear-gradient(180deg, #F8FAFC 0%, #F3F6F9 100%);
}
#products.soft::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(15,43,70,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,43,70,.035) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,.85), rgba(0,0,0,0) 62%);
  mask-image: linear-gradient(180deg, rgba(0,0,0,.85), rgba(0,0,0,0) 62%);
}
#products.soft .wrap { position: relative; z-index: 1; }
#products .sec-head p b { color: var(--navy); font-weight: 700; }

/* 一级分类标签条 */
.filters { display: block; margin-bottom: 6px; }
.catbar {
  display: flex; flex-wrap: wrap; gap: 0;
  border-bottom: 1px solid #DCE4EC; margin-bottom: 4px;
}
.catbar .cat {
  background: none; border: 0; border-bottom: 2px solid transparent;
  margin-bottom: -1px; padding: 12px 18px 13px; cursor: pointer;
  font-size: 13.5px; color: #5A6874; display: flex; align-items: center; gap: 8px;
  transition: color .18s, border-color .18s;
}
.catbar .cat i {
  font-style: normal; font-size: 10.5px; color: #8695A3;
  background: #EDF1F5; padding: 1px 6px; border-radius: 2px; transition: .18s;
}
.catbar .cat:hover { color: var(--navy); }
.catbar .cat.on { color: var(--navy); font-weight: 600; border-bottom-color: var(--orange); }
.catbar .cat.on i { background: var(--navy); color: #fff; }

/* 二级分类 */
.subbar { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 26px; }
.subbar .sub {
  border: 1px solid #DCE4EC; background: #fff; color: #56636F;
  border-radius: 2px; padding: 6px 11px; font-size: 12px; cursor: pointer;
  display: flex; align-items: center; gap: 6px; transition: .16s;
}
.subbar .sub i { font-style: normal; font-size: 10.5px; color: #9AA6B2; }
.subbar .sub:hover { border-color: #C2D0DD; color: var(--navy); }
.subbar .sub.on { background: var(--navy); border-color: var(--navy); color: #fff; }
.subbar .sub.on i { color: #A9BDD0; }

/* 卡片 */
.grid { grid-template-columns: repeat(4, 1fr); gap: 16px; }
.pcard {
  border-radius: 3px; border-color: #E3E9EF; position: relative;
  transition: box-shadow .22s, transform .22s, border-color .22s;
}
.pcard::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 0;
  background: var(--orange); transition: width .26s ease;
}
.pcard:hover::after { width: 100%; }
.pcard:hover { box-shadow: 0 14px 28px rgba(15,43,70,.10); border-color: #C9D6E2; transform: translateY(-2px); }
.pcard .ph {
  height: 176px; padding: 18px 16px 14px; position: relative;
  background: linear-gradient(180deg, #FFFFFF 0%, #F7F9FC 100%);
  border-bottom: 1px solid #EEF2F6;
}
.pcard .ph img { max-height: 132px; max-width: 100%; }
/* 型号标签样式统一在文件末尾定义 */
.pcard .body { padding: 13px 14px 15px; border-top: 0; }
.pcard .name { font-size: 12.5px; color: #3E4B58; margin: 0; min-height: 36px; line-height: 1.45; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.chips span {
  font-size: 10.5px; color: #41505E; background: #F4F7FA;
  border: 1px solid #E8EEF4; padding: 2px 6px; border-radius: 2px;
}
.chips i { font-style: normal; color: #94A1AE; margin-right: 4px; }
.pcard .more {
  margin-top: 11px; font-size: 11px; color: #93A0AD;
  display: flex; align-items: center; gap: 4px; transition: color .18s;
}
.pcard .more em { font-style: normal; transition: transform .18s; }
.pcard:hover .more { color: var(--orange); }
.pcard:hover .more em { transform: translateX(3px); }

.more-wrap { display: flex; justify-content: center; margin-top: 32px; }

/* 弹窗参数表：标签列淡底 */
.modal .spec td:first-child { color: #6C7A87; width: 42%; }
.modal .spec td { border-bottom: 1px solid #F1F4F7; padding: 7px 0; }

@media (max-width: 1180px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 980px) {
  .fams { grid-template-columns: repeat(2, 1fr); }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .catbar { overflow-x: auto; flex-wrap: nowrap; -webkit-overflow-scrolling: touch; }
  .catbar .cat { white-space: nowrap; padding: 11px 14px 12px; }
}
@media (max-width: 620px) {
  .fams { grid-template-columns: 1fr; }
  .fam .ill { width: 72px; height: 72px; flex-basis: 72px; }
  .fam .ill img { max-height: 60px; max-width: 60px; }
  .pcard .ph { height: 156px; }
  .pcard .ph img { max-height: 112px; }
}

/* 目录区右侧统计 + 按钮 */
.prod-head-r { display: flex; align-items: center; gap: 22px; }
.prod-stat { text-align: right; line-height: 1; }
.prod-stat b { display: block; font-size: 30px; color: var(--navy); letter-spacing: -.02em; }
.prod-stat span { font-size: 11px; color: var(--muted); letter-spacing: .08em; }
.prod-stat b::after { content: ""; display: block; width: 26px; height: 2px; background: var(--orange); margin: 8px 0 0 auto; }
@media (max-width: 620px) {
  .prod-head-r { gap: 14px; }
  .prod-stat b { font-size: 22px; }
}

/* ===== 版式记号：标题下的双色细线 ===== */
.sec-head { position: relative; padding-bottom: 20px; }
.sec-head::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: linear-gradient(90deg, var(--navy) 0 46px, var(--orange) 46px 86px, #E6ECF2 86px 100%);
  opacity: .9;
}

/* ===== 卡片正文内边距（型号标签改为无底色细字） ===== */
.pcard .body { padding-top: 14px; }

/* 手机端：目录区标题与统计不换行 */
.btn { white-space: nowrap; }
@media (max-width: 620px) {
  .sec-head { flex-wrap: wrap; }
  .prod-head-r { width: 100%; justify-content: space-between; margin-top: 4px; }
  .prod-stat { text-align: left; }
  .prod-stat span { white-space: nowrap; }
  .prod-stat b::after { margin: 8px auto 0 0; }
}

/* 卡片底部对齐：没有参数标签时也保持「查看参数」在同一条线上 */
.pcard .body { display: flex; flex-direction: column; }
.pcard .more { margin-top: auto; padding-top: 11px; }

/* ================= 首屏：新 banner 比例 1920×822 ================= */
.hero { aspect-ratio: 1920 / 822; }
.hframe { aspect-ratio: 1920 / 822; }

/* ================= 01 · 公司介绍 ================= */
.about {
  background: #F7F4EF;
  padding: 92px 0 78px;
}
.about-in {
  display: grid; grid-template-columns: minmax(0, 1fr) 420px;
  gap: 72px; align-items: center;
}
.about-txt h2 {
  font-size: 42px; line-height: 1.18; letter-spacing: -.025em;
  color: var(--navy); margin: 16px 0 0; font-weight: 700;
}
.about-txt .rule {
  display: block; width: 62px; height: 2px; background: var(--orange);
  margin: 24px 0 26px;
}
.about-txt p {
  font-size: 14.5px; line-height: 1.95; color: #3F4C59;
  margin: 0 0 14px; max-width: 560px;
}
.stats { display: flex; gap: 54px; margin-top: 38px; }
.stats b {
  display: block; font-size: 40px; line-height: 1; letter-spacing: -.03em;
  color: var(--navy); font-weight: 700;
}
.stats b.o { color: var(--orange); }
.stats span {
  display: block; font-size: 11.5px; color: #7C8794; margin-top: 10px;
  letter-spacing: .02em;
}
.about-img { position: relative; margin: 0; }
.about-img img {
  width: 100%; aspect-ratio: 5 / 7; object-fit: cover; object-position: center 40%;
  display: block; filter: saturate(1.02);
}
.about-img::after {
  content: ""; position: absolute; right: -14px; bottom: -14px;
  width: 96px; height: 96px; border-right: 2px solid var(--orange); border-bottom: 2px solid var(--orange);
}
.about-img figcaption {
  font-size: 11px; color: #8B8578; margin-top: 12px; letter-spacing: .02em;
}

/* ================= 02 · 发展历程（版式见 v11.2 区块） ================= */

/* ================= 03 · 新闻分类色 ================= */
.ncard .meta em { font-style: normal; font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; }
.ncard .meta em.cat-product { color: var(--orange); }
.ncard .meta em.cat-company { color: var(--navy); }
.ncard .meta em.cat-industry { color: #5E7A8C; }

@media (max-width: 980px) {
  .about-in { grid-template-columns: 1fr; gap: 40px; }
  .about-img { max-width: 420px; }
  .about-txt h2 { font-size: 32px; }
  .stats { gap: 34px; }
  .stats b { font-size: 32px; }
  .history { padding-bottom: 64px; }
}
@media (max-width: 620px) {
  .about { padding: 58px 0 50px; }
  .about-txt h2 { font-size: 26px; }
  .about-txt p { font-size: 13.5px; }
  .stats { gap: 22px; flex-wrap: wrap; }
  .stats b { font-size: 26px; }
  .about-img::after { display: none; }
  .history .sec-head h2 { font-size: 22px; }
}

/* ---------- 修正：about 图片高度、首屏指示器、新闻封面 ---------- */
.about-img img { height: auto; }

/* 首屏分页指示器移到右上，避开成品 banner 底部的文字带 */
.hero-ui {
  top: 84px; right: 24px; left: auto; bottom: auto;
  justify-content: flex-end; gap: 12px;
  background: rgba(11, 33, 54, .42); backdrop-filter: blur(6px);
  padding: 8px 12px; border-radius: 999px; width: auto;
}
.hero-ui .hdots button { background: rgba(255, 255, 255, .45); }
.hero-ui .hdots button.on { background: rgba(255,255,255,.28); }
.hero-ui .hcount { color: rgba(255,255,255,.7); text-shadow: none; }
.hero-ui .hcount b { color: #fff; }
@media (max-width: 980px) {
  .hero-ui { top: 78px; right: 14px; padding: 6px 10px; }
  .hdots button { width: 22px; }
}
@media (max-width: 620px) {
  .hero-ui { top: 76px; right: 12px; }
}

/* 新闻封面：实景照片铺满，产品图保持留白 */
.ncard .cover { height: 190px; padding: 0; }
.ncard .cover img { max-height: none; }
.ncard .cover.photo img { width: 100%; height: 100%; object-fit: cover; }
.ncard .cover.pic { padding: 14px; }
.ncard .cover.pic img { max-width: 100%; max-height: 160px; object-fit: contain; }
body.on-hero header:not(.solid) { border-bottom-width: 0; box-shadow: none; }

/* ---------- 手机端：首屏与数据带 ---------- */
@media (max-width: 620px) {
  /* 成品 banner 在 390px 宽下太扁，标题会缩到看不清；加高并靠左裁切，保住标题带 */
  .hero { aspect-ratio: 1.18 / 1; max-height: 78vh; }
  .hslide-img { object-position: left center; }
  .hero-ui { top: 74px; right: 12px; padding: 6px 10px; }
  .hdots button { width: 20px; }
  .hcount { font-size: 10px; }

  .hero-bar .wrap {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 12px 18px; padding: 16px 20px;
  }
  .hero-bar div { flex-direction: column; align-items: flex-start; gap: 2px; }
  .hero-bar b { font-size: 19px; }
  .hero-bar span { font-size: 10.5px; }
  .hero-bar .sp { margin: 2px 0 0; grid-column: 1 / -1; }
}

/* 手机端自绘标题带：成品 banner 的烘焙文字在窄屏会被裁掉，改用 HTML 文案 */
.hcap { display: none; }
@media (max-width: 620px) {
  .hslide-img { object-position: 80% center; }
  .hcap {
    display: block; position: absolute; left: 0; right: 0; bottom: 0; z-index: 3;
    padding: 20px 20px 22px; color: #fff;
    background: linear-gradient(to top, rgba(8,26,42,.92) 0%, rgba(8,26,42,.72) 52%, rgba(8,26,42,0) 100%);
  }
  .hcap b { display: block; font-size: 22px; letter-spacing: -.01em; line-height: 1.25; }
  .hcap span { display: block; font-size: 12.5px; color: #C8D6E3; margin-top: 6px; line-height: 1.55; }
  .hcap a {
    display: inline-block; margin-top: 12px; font-size: 12px; color: var(--orange);
    border: 1px solid rgba(232,135,30,.6); border-radius: 999px; padding: 5px 14px;
  }
}
@media (max-width: 620px) {
  /* 用更高不透明度的渐变把成品 banner 自带的标题带盖掉 */
  .hcap {
    padding: 48px 20px 22px;
    background: linear-gradient(to top,
      rgba(8,26,42,.97) 0%, rgba(8,26,42,.96) 54%, rgba(8,26,42,.72) 80%, rgba(8,26,42,0) 100%);
  }
}
@media (max-width: 620px) {
  /* 把成品 banner 底部那条烘焙文字带推到容器外，只留画面 */
  .hslide-img { height: 135%; top: -6%; bottom: auto; object-position: 80% center; }
  .hcap { padding: 40px 20px 20px; }
}
@media (max-width: 620px) {
  .stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .stats b { font-size: 24px; }
  .stats span { font-size: 10.5px; line-height: 1.4; }
}
@media (min-width: 981px) {
  .hero-ui { right: max(24px, calc((100% - var(--max)) / 2 + 24px)); }
}

/* 指示器在亮底上的可读性 */
.hero-ui { background: rgba(9, 28, 46, .58); }
.hero-ui .hdots button { background: rgba(255, 255, 255, .46); }
.hero-ui .hdots button.on { background: #fff; }
.hero-ui .hcount { color: rgba(255, 255, 255, .78); }

/* 指示器在亮底上的可读性 */
.hero-ui { background: rgba(9, 28, 46, .58); }
.hero-ui .hdots button { background: rgba(255, 255, 255, .46); }
.hero-ui .hdots button.on { background: #fff; }
.hero-ui .hcount { color: rgba(255, 255, 255, .78); }

/* 指示器改到画面底部居中：避开第 3 张图右上角的产品小图，也不压任何 baked 标题/按钮 */
@media (min-width: 621px) {
  .hero-ui {
    top: auto; bottom: 16px; left: 50%; right: auto;
    transform: translateX(-50%);
    justify-content: center;
  }
}

/* 最终位置：左上角，与 LOGO / 正文左边界对齐；四张图该区域均无 baked 文字 */
@media (min-width: 621px) {
  .hero-ui {
    top: 84px; bottom: auto;
    left: max(24px, calc((100% - var(--max, 1240px)) / 2 + 24px));
    right: auto; transform: none; justify-content: flex-start;
  }
}

@media (max-width: 620px) {
  /* 上溢改成下溢：图片顶边贴齐容器，不再切到导航栏；底部烘焙文字带仍被推到容器外 */
  .hslide-img { top: 0; bottom: auto; height: 135%; }
}

@media (max-width: 620px) {
  /* 手机端取景右移到走廊人像，避免开场就是一只被裁切的喇叭压在 LOGO 上 */
  .hslide-img { object-position: 30% center; }
}

@media (max-width: 620px) {
  /* 最终：垂直溢出 20%，取景居中偏左；底部烘焙文字被 .hcap 渐变盖住 */
  .hslide-img { height: 120%; top: 0; object-position: 50% center; }
}

/* =========================================================
   v11.2  ·  公司介绍 / 发展历程 / 应用场景 重做
   ========================================================= */

/* ---------- 01 公司介绍：满高右图 + 左侧文案 ---------- */
.about {
  background: #FEF5EE;
  padding: 0;
  border-top: 1px solid #F3E6D7;
}
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 57%);
  align-items: stretch;
}
.about-copy {
  display: flex; flex-direction: column; justify-content: center;
  padding: 96px 56px 92px max(24px, calc((100% - var(--max)) / 2 + 24px));
}
.about-copy h2 {
  font-size: 46px; line-height: 1.13; letter-spacing: -.032em;
  margin: 16px 0 26px; color: var(--navy); font-weight: 700; max-width: 520px;
}
.about-copy .lead {
  font-size: 15.5px; line-height: 1.92; color: #3D4A57;
  margin: 0 0 16px; max-width: 540px;
}
.about-copy p {
  font-size: 13.8px; line-height: 1.9; color: #6B7784;
  margin: 0 0 12px; max-width: 540px;
}
.stats {
  display: flex; margin: 44px 0 0; padding-top: 0;
  border-top: 0; gap: 58px;
}
.stats > div {
  padding-right: 0; margin-right: 0;
  border-right: 0;
}
.stats > div:last-child { border-right: 0; margin-right: 0; padding-right: 0; }
.stats b {
  display: block; font-size: 40px; line-height: 1; letter-spacing: -.045em;
  color: var(--navy); font-weight: 700;
}
.stats b.o { color: var(--orange); }
.stats b sup { font-size: .4em; position: relative; top: -1.05em; margin-left: 2px; letter-spacing: 0; }
.stats span {
  display: block; margin-top: 12px; font-size: 11px; letter-spacing: .01em;
  text-transform: none; color: #8B8474; line-height: 1.45;
}
/* 照片从设计稿里裁出，左/底边缘已羽化到底色，直接坐在 #FEF5EE 上无缝 */
.about-shot {
  position: relative; margin: 0; overflow: hidden; background: #FEF5EE;
  display: flex; align-items: flex-end;
}
.about-shot::before { content: none; }
.about-shot img {
  width: 100%; height: 100%; min-height: 560px;
  object-fit: cover; object-position: 30% 42%; display: block;
}

/* ---------- 02 发展历程：米白底 + 横向节点轴 ---------- */
.history {
  background: #FEF5EE; padding: 86px 0 96px; color: var(--navy);
  border-top: 1px solid #F3E6D7;
}
.history .wrap { max-width: 1420px; }
.history .sec-head { border: 0; padding-bottom: 0; margin-bottom: 58px; }
.history .sec-head::after { display: none; }
.history .sec-head h2 { color: var(--navy); font-size: 34px; letter-spacing: -.025em; }
.history .sec-head p { color: #7C7468; max-width: 520px; }
.history .btn.line { color: var(--navy); border-color: #DCCDB9; }
.history .btn.line:hover { color: var(--orange); border-color: var(--orange); }

.tl {
  list-style: none; margin: 0; padding: 0; border: 0;
  display: grid; grid-template-columns: repeat(7, minmax(0, 1fr));
}
.tl-i {
  position: relative; text-align: center;
  padding: 0 11px; background: none !important;
  display: block; border: 0;
}
.tl-year {
  font-size: 19px; font-weight: 700; letter-spacing: .01em;
  color: var(--navy); margin-bottom: 15px;
}
/* 轴：每条自带宽度的 1px 横线，左右各外扩 11px 抵消 padding → 首尾相接成整条 */
.tl-track { position: relative; height: 11px; }
.tl-track::before {
  content: ""; position: absolute; left: -11px; right: -11px; top: 5px; height: 1px;
  background: #E0CDB4;
}
.tl-track::after {
  content: ""; position: absolute; left: 50%; top: 0;
  width: 11px; height: 11px; margin-left: -5.5px; border-radius: 50%;
  background: var(--orange); box-shadow: 0 0 0 4px #FEF5EE;
}
.tl-ico {
  display: grid; place-items: center; margin: 23px auto 14px;
  width: 44px; height: 44px; color: var(--orange);
}
.tl-ico svg {
  width: 44px; height: 44px; fill: none; stroke: currentColor;
  stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round;
}
.tl h3 {
  margin: 0 0 8px; font-size: 13.5px; line-height: 1.42;
  color: var(--navy); font-weight: 700; letter-spacing: -.005em;
  min-height: 2.84em;   /* 标题最多两行，保证七条说明文字顶对齐 */
}
.tl p { margin: 0; font-size: 11.8px; line-height: 1.68; color: #837A6D; }

.tl-i.now .tl-year { color: var(--orange); }
.tl-i.now .tl-track::after {
  width: 12px; height: 12px; margin-left: -6px; top: -.5px;
  background: var(--navy);
  box-shadow: 0 0 0 4px #FEF5EE, 0 0 0 6px rgba(232, 135, 30, .22);
}

/* 中屏：7 列太挤，改 4 + 3 两行；末行不满，把 2026 的轴向右补一格让两行等宽 */
@media (max-width: 1180px) {
  .tl { grid-template-columns: repeat(4, minmax(0, 1fr)); row-gap: 52px; }
  .tl-i:last-child .tl-track::before { right: calc(-100% - 11px); }
}
/* 小屏：转垂直轴 */
@media (max-width: 760px) {
  .tl { display: block; }
  .tl-i {
    display: grid;
    grid-template-columns: 26px minmax(0, 1fr);
    column-gap: 15px; text-align: left; padding: 0 0 28px;
  }
  .tl-track { display: none; }
  .tl-ico {
    grid-column: 1; grid-row: 1 / span 3; align-self: start;
    margin: 0; width: 24px; height: 24px;
  }
  .tl-ico svg { width: 24px; height: 24px; }
  .tl-year { grid-column: 2; grid-row: 1; font-size: 17px; margin-bottom: 4px; }
  .tl h3 { grid-column: 2; grid-row: 2; font-size: 15px; margin-bottom: 6px; min-height: 0; }
  .tl p { grid-column: 2; grid-row: 3; font-size: 13px; line-height: 1.7; }
  .tl-i.now .tl-track::after { display: none; }
}

/* ---------- 03 应用场景：不压暗、图文分离 ---------- */
.apps { gap: 26px; }
.app {
  position: static; display: block; min-height: 0;
  background: #fff; border: 1px solid var(--line); border-radius: 2px;
  overflow: hidden; transition: border-color .25s, transform .25s;
  text-decoration: none; color: inherit;
}
.app:hover { border-color: #C9D4DF; transform: translateY(-2px); }
.app img {
  position: static; width: 100%; height: auto; aspect-ratio: 3 / 2;
  object-fit: cover; object-position: center 58%; opacity: 1; display: block;
}
.app .txt { position: static; padding: 20px 20px 22px; color: inherit; }
.app h3 { color: var(--navy); text-shadow: none; font-size: 16px; margin: 0 0 8px; }
.app p { color: var(--muted); font-size: 13px; line-height: 1.72; }

/* ---------- 03b 解决方案详述：左标题 / 右双栏正文 ---------- */
.sol { margin-top: 46px; border-top: 1px solid var(--line); }
.sol-item {
  display: grid;
  grid-template-columns: 236px minmax(0, 1fr);
  gap: 54px;
  padding: 40px 0 42px;
  border-bottom: 1px solid var(--line);
}
.sol-item:last-child { border-bottom: 0; padding-bottom: 0; }
.sol-no {
  display: block; font-size: 11.5px; font-weight: 600; letter-spacing: .2em;
  color: var(--orange); line-height: 1;
}
.sol-head h3 {
  margin: 12px 0 10px; font-size: 20px; font-weight: 600;
  color: var(--navy); letter-spacing: .005em;
}
.sol-sub {
  margin: 0; font-size: 11.5px; line-height: 1.75; color: #8B99A7;
  letter-spacing: .01em;
}
.sol-body {
  columns: 2; column-gap: 46px;
  font-size: 13px; line-height: 1.88; color: #4B5C6D;
}
.sol-body p { margin: 0 0 14px; break-inside: avoid; }
.sol-body p:last-child { margin-bottom: 0; }
.sol-zh { display: none; }
html[lang="zh-CN"] .sol-en { display: none; }
html[lang="zh-CN"] .sol-zh { display: block; }

@media (max-width: 980px) {
  .about-grid { grid-template-columns: 1fr; }
  .sol { margin-top: 34px; }
  .sol-item { grid-template-columns: 1fr; gap: 18px; padding: 30px 0 32px; }
  .sol-head h3 { font-size: 18px; margin: 10px 0 6px; }
  .sol-body { columns: 1; font-size: 13px; line-height: 1.82; }
  .about-copy { padding: 66px 24px 54px; }
  .about-copy h2 { font-size: 34px; }
  .about-shot img { min-height: 0; aspect-ratio: 4 / 3; height: auto; }
  .about-shot::before { width: 100%; height: 2px; bottom: auto; }
  .history { padding: 62px 0 70px; }
  .history .sec-head h2 { font-size: 26px; }
  .tl::before { left: 74px; }
  .tl li { grid-template-columns: 56px minmax(0, 1fr); gap: 34px; }
  .tl li::before { left: 74px; }
  .tl b { font-size: 18px; }
  .apps { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .about-copy { padding: 52px 20px 44px; }
  .about-copy h2 { font-size: 27px; max-width: none; }
  .about-copy .lead { font-size: 14px; }
  .stats { margin-top: 34px; padding-top: 20px; }
  .stats > div { padding-right: 16px; margin-right: 16px; }
  .stats b { font-size: 30px; }
  .stats span { font-size: 9px; letter-spacing: .1em; }
  .history { padding: 52px 0 56px; }
  .tl::before { left: 52px; }
  .tl li { grid-template-columns: 44px minmax(0, 1fr); gap: 24px; padding: 18px 0; }
  .tl li::before { left: 52px; top: 26px; }
  .tl b { font-size: 15px; }
  .tl h3 { font-size: 14px; }
  .tl p { font-size: 12.5px; }
}

/* 轮播指示器：右下角 */
@media (min-width: 621px) {
  .hero-ui {
    top: auto; bottom: 14px;
    left: auto; right: max(24px, calc((100% - var(--max)) / 2 + 24px));
    transform: none; justify-content: flex-end;
  }
}

/* 轮播指示器落到信息栏右端（整个首屏块的右下角） */
.hero-bar .hero-ui {
  position: static; transform: none; left: auto; right: auto; top: auto; bottom: auto;
  display: flex; align-items: center; gap: 12px;
  margin: 0 0 0 4px; padding: 0 0 0 20px;
  border-left: 1px solid rgba(255, 255, 255, .14);
  background: none; backdrop-filter: none; pointer-events: auto;
}
.hero-bar .hdots { gap: 6px; }
.hero-bar .hdots button {
  width: 24px; height: 2px; border-radius: 1px;
  background: rgba(255, 255, 255, .3);
}
.hero-bar .hdots button.on { background: rgba(255, 255, 255, .18); }
.hero-bar .hcount { font-size: 10px; letter-spacing: .1em; color: rgba(255, 255, 255, .5); text-shadow: none; }
.hero-bar .hcount b { font-size: 11.5px; color: #fff; font-weight: 600; }

@media (max-width: 980px) {
  .hero-bar .hero-ui { margin-left: 0; padding-left: 16px; }
}
@media (max-width: 620px) {
  .hero-bar .hero-ui {
    grid-column: 1 / -1; margin: 6px 0 0; padding: 10px 0 0;
    border-left: 0; border-top: 1px solid rgba(255, 255, 255, .12);
    justify-content: flex-start;
  }
  .hero-bar .hdots button { width: 26px; }
}

.hero-bar .hero-ui { margin-left: auto; }
.hero-bar .wrap { gap: 20px 44px; }
@media (max-width: 980px) { .hero-bar .wrap { gap: 16px 28px; } }

/* 应用卡不再需要压暗遮罩：pseudo 在非定位卡片下会铺满整块区域 */
.app::after { content: none; display: none; }
.app::before { content: none; display: none; }

/* 旧胶囊的圆角会让 border-left 画成弧线 */
.hero-bar .hero-ui { border-radius: 0; }

.hero-bar .hero-ui { border-left: 0; position: relative; }
.hero-bar .hero-ui::before {
  content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 1px; height: 16px; background: rgba(255, 255, 255, .16);
}
@media (max-width: 620px) {
  .hero-bar .hero-ui::before { display: none; }
}

/* 公司介绍：收紧高度，数据行压到栏目底部 */
.about-copy { justify-content: flex-start; }
.about-shot img { min-height: 560px; }
.about-copy .stats { margin-top: auto; }
.about-copy h2 { font-size: 48px; }

/* 时间轴：年份更轻更大，圆点更清楚 */

/* 移动端修正（放在最后，覆盖上面的桌面字号） */
@media (max-width: 980px) {
  .about-copy h2 { font-size: 34px; }
}
@media (max-width: 620px) {
  .about-copy h2 { font-size: 27px; }
  .stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }
  .stats > div { padding-right: 10px; margin-right: 10px; border-right: 1px solid #E3DACA; }
  .stats > div:last-child { border-right: 0; }
  .stats b { font-size: 26px; }
  .stats span { font-size: 8.5px; letter-spacing: .05em; line-height: 1.45; }
}

/* 图片改为绝对填充，由文案决定区块高度 */
.about-shot { min-height: 560px; }
.about-shot img { position: absolute; inset: 0; width: 100%; height: 100%; min-height: 0; object-fit: cover; object-position: 0% 42%; }
@media (max-width: 980px) {
  .about-shot { min-height: 0; }
  .about-shot img { position: static; width: 100%; height: auto; aspect-ratio: 4 / 3; }
}

.about-copy p + p { margin-bottom: 44px; }

/* 锚点定位避开固定页头；统一二级标题层级 */
html { scroll-padding-top: 78px; }
section[id] { scroll-margin-top: 78px; }
.history .sec-head h2 { font-size: 38px; }
#apps .sec-head h2 { font-size: 32px; }
@media (max-width: 620px) {
  .hero-bar .hero-ui { flex-direction: row; align-items: center; justify-content: flex-start; gap: 12px; }
  .hero-bar .hdots { flex-direction: row; align-items: center; }
  .hero-bar .hcount { white-space: nowrap; }
}
@media (max-width: 620px) {
  .hero-bar .hero-ui { width: 100%; justify-content: space-between; }
  .hero-bar .hcount { flex-direction: row; align-items: baseline; gap: 4px; }
}
@media (max-width: 620px) {
  .hslide-img { height: 128%; }
  .hcap {
    padding: 64px 20px 22px;
    background: linear-gradient(to top,
      rgba(8, 26, 42, .985) 0%, rgba(8, 26, 42, .97) 58%,
      rgba(8, 26, 42, .88) 82%, rgba(8, 26, 42, 0) 100%);
  }
}

/* 型号标签：去掉色块，只留细字 + 橙色短线，产品图回归干净 */
.pcard .ph {
  height: 186px;
  padding: 36px 16px 12px;
  background: #FFFFFF;
}
.pcard .ph img { max-height: 132px; max-width: 100%; }
.ptag {
  position: absolute; left: 16px; top: 15px; right: auto; bottom: auto;
  display: inline-flex; align-items: center; gap: 7px;
  padding: 0; margin: 0; border: 0; border-radius: 0; background: none;
  color: #24384C; font-size: 10.5px; font-weight: 600; letter-spacing: .1em;
  line-height: 1.2;
  max-width: calc(100% - 32px);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  transition: color .18s;
}
.ptag::before {
  content: ""; flex: 0 0 auto; width: 13px; height: 2px;
  background: var(--orange); transition: width .2s ease;
}
.pcard:hover .ptag { color: var(--navy-2); }
.pcard:hover .ptag::before { width: 21px; }
@media (max-width: 620px) {
  .pcard .ph { height: 172px; padding: 32px 14px 10px; }
  .pcard .ph img { max-height: 106px; }
  .ptag { left: 14px; top: 13px; }
}

/* 移动端取景：新 banner 的产品在画面右侧，按每张的重点位置单独取景 */
@media (max-width: 620px) {
  .hslide:nth-child(1) .hslide-img { object-position: 86% center; }
  .hslide:nth-child(2) .hslide-img { object-position: 100% center; }
  .hslide:nth-child(3) .hslide-img { object-position: 60% center; }
  .hslide:nth-child(4) .hslide-img { object-position: 88% center; }
}

/* 中文标题字距更宽，48px 会把「二十年，只做声音这一件事」挤成两行 */
html[lang="zh-CN"] .about-copy h2 { font-size: 41px; letter-spacing: -.02em; }
@media (max-width: 980px) { html[lang="zh-CN"] .about-copy h2 { font-size: 32px; } }
@media (max-width: 620px) { html[lang="zh-CN"] .about-copy h2 { font-size: 26px; } }

/* ---------- 静态产品页（/products/）----------
   卡片与主图带 width/height 属性（防 CLS），需回到等比缩放，否则会被 max-height 压扁 */
.pcard .ph img[width],
.pd-rc .ph img[width],
.pd-fig img[width] { width: auto; height: auto; }

/* ---------- GEO：实体页 / FAQ 区块 ----------
   给 AI 引擎抓取的可引用段落，视觉沿用现有目录页体系 */
.geo-h2 { font-size: 22px; line-height: 1.35; margin: 44px 0 14px; color: var(--navy); }
.geo-h2:first-child { margin-top: 0; }
.geo-lead { font-size: 15px; line-height: 1.85; color: #3A4753; max-width: 820px; margin: 0 0 18px; }
.geo-facts { width: 100%; border-collapse: collapse; max-width: 820px; font-size: 14.5px; }
.geo-facts tr { border-top: 1px solid var(--line); }
.geo-facts tr:first-child { border-top: 0; }
.geo-facts th { text-align: left; font-weight: 500; color: var(--muted); padding: 11px 18px 11px 0;
  width: 190px; vertical-align: top; }
.geo-facts td { padding: 11px 0; color: var(--ink); }
.geo-ranges { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 6px 0 4px; }
.geo-range { display: block; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 18px; text-decoration: none; background: #fff; transition: .18s; }
.geo-range:hover { border-color: var(--navy-3); box-shadow: var(--shadow); }
.geo-range b { display: block; font-size: 15px; color: var(--navy); margin-bottom: 3px; }
.geo-range em { font-style: normal; font-size: 12px; color: var(--orange); letter-spacing: .04em; }
.geo-range span { display: block; font-size: 13px; line-height: 1.7; color: var(--muted); margin-top: 7px; }
.geo-timeline { list-style: none; padding: 0; margin: 6px 0 4px; max-width: 860px; }
.geo-timeline li { display: grid; grid-template-columns: 74px 1fr; gap: 0 18px;
  border-top: 1px solid var(--line); padding: 14px 0; }
.geo-timeline li:first-child { border-top: 0; }
.geo-timeline b { color: var(--orange); font-size: 14px; font-weight: 600; letter-spacing: .02em; }
.geo-timeline span { display: block; font-size: 15px; color: var(--ink); font-weight: 500; }
.geo-timeline i { display: block; font-style: normal; grid-column: 2; font-size: 13.5px;
  line-height: 1.75; color: var(--muted); margin-top: 4px; }
.geo-cta { display: flex; align-items: center; justify-content: space-between; gap: 22px;
  background: var(--bg-soft); border-left: 3px solid var(--orange); padding: 20px 24px;
  margin: 40px 0 0; flex-wrap: wrap; }
.geo-cta b { display: block; font-size: 16px; color: var(--navy); margin-bottom: 4px; }
.geo-cta span { font-size: 13.5px; color: var(--muted); }
.geo-btn { background: var(--navy); color: #fff; text-decoration: none; font-size: 14px;
  padding: 11px 22px; border-radius: var(--radius); white-space: nowrap; }
.geo-btn:hover { background: var(--navy-3); }
.geo-faq-sec { margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--line); }
.geo-faq { max-width: 860px; }
.geo-faq .qa { border-top: 1px solid var(--line); padding: 18px 0; }
.geo-faq .qa:first-child { border-top: 0; padding-top: 4px; }
.geo-faq h3 { font-size: 16px; font-weight: 600; color: var(--navy); line-height: 1.5;
  margin: 0 0 8px; }
.geo-faq p { font-size: 14.5px; line-height: 1.8; color: #3A4753; margin: 0; }

@media (max-width: 860px) {
  .geo-ranges { grid-template-columns: 1fr; }
  .geo-facts th { width: 118px; font-size: 13px; }
  .geo-facts td { font-size: 13.5px; }
  .geo-timeline li { grid-template-columns: 60px 1fr; }
  .geo-cta { flex-direction: column; align-items: flex-start; }
}
.dl-row .n a { color: inherit; text-decoration: none; }
.dl-row .n a:hover { color: var(--navy); text-decoration: underline; }
.dl-row .pdf.spec { color: var(--muted); border-style: dashed; }
.dl-row .pdf.spec:hover { color: var(--navy); border-color: var(--navy-3); }

/* ---------- 移动端可读性与点击目标下限（v23） ---------- */
body { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

@media (max-width: 760px) {
  /* 小号辅助文字抬到 11.5px 以上，避免手机上看不清 */
  .chips span, .pcard .more, .sec-tag, .kicker, .hcount,
  .hero-bar span, footer .cols b, footer .base, .crumb,
  .spec-table th, .appc-txt em, .cat-subs a, .related a { font-size: 11.5px; }

  /* 导航链接点击高度 >= 44px */
  #nav a { display: flex; align-items: center; min-height: 44px; }

  /* 页脚与列表链接的点击高度 */
  footer .cols a { display: inline-flex; align-items: center; min-height: 34px; }
}