/* ============================================================
   五维康 Weheal — public site styles (recoded from the Ardot design, 1920 base)
   ============================================================ */
@font-face { font-family: "PuHuiTi"; src: url(/fonts/AlibabaPuHuiTi-3-55-Regular.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "PuHuiTi"; src: url(/fonts/AlibabaPuHuiTi-3-65-Medium.woff2) format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "PuHuiTi"; src: url(/fonts/AlibabaPuHuiTi-3-85-Bold.woff2) format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "PuHuiTi"; src: url(/fonts/AlibabaPuHuiTi-3-105-Heavy.woff2) format("woff2"); font-weight: 900; font-display: swap; }

:root {
  --primary: #0e62e0;
  --accent: #0095ff;
  --green: #48af79;
  --ink: #333;
  --muted: #999;
  --line: #d9d9d9;
  --hdr-h: 82px;
  --wrap: 1202px;
  --font: "PuHuiTi", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); color: var(--ink); background: #fff; font-size: 16px; line-height: 1.5; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, h5, p, ul, ol, figure, dl, dd { margin: 0; padding: 0; }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; }
.sr-only { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 0; z-index: 100; background: #fff; padding: 8px 12px; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.wrap { width: min(var(--wrap), calc(100% - 40px)); margin-inline: auto; }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; border: 0; border-radius: 999px; font-weight: 400; transition: background .2s, box-shadow .2s, transform .2s; white-space: nowrap; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: #0a55c6; box-shadow: 0 8px 20px rgba(14, 98, 224, .28); }
.btn-outline { border: 1px solid var(--primary); color: var(--primary); height: 42px; padding: 0 26px; }
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-lg { width: 181px; height: 63px; font-size: 20px; }
.btn-sm { height: 46px; min-width: 139px; padding: 0 22px; font-size: 18px; }

/* ---------- header ---------- */
.site-header { position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--hdr-h); background: rgba(255, 255, 255, .8); backdrop-filter: saturate(140%) blur(6px); -webkit-backdrop-filter: saturate(140%) blur(6px); transition: background .25s, box-shadow .25s; }
.site-header.is-solid { background: #fff; backdrop-filter: none; }
.site-header.is-scrolled { background: rgba(255, 255, 255, .96); box-shadow: 0 2px 16px rgba(0, 0, 0, .06); }
.hdr { height: 100%; display: flex; align-items: center; padding: 0 79px 0 74px; }
.hdr-logo { flex: none; margin-top: -8px; }
.hdr-logo img { width: 112px; height: 39px; object-fit: contain; }
.hdr-nav { flex: 1; display: flex; align-items: center; justify-content: space-between; margin-left: 87px; }
.hdr-nav > ul { display: flex; gap: 110px; }
.hdr-nav > ul a { position: relative; display: block; font-size: 16px; line-height: 76px; padding-bottom: 6px; color: #333; transition: color .2s; }
.hdr-nav > ul a::after { content: ""; position: absolute; left: 50%; bottom: 24px; width: 32px; height: 3px; margin-left: -16px; background: var(--accent); border-radius: 2px; transform: scaleX(0); bottom: 24px; transition: transform .2s; }
.hdr-nav > ul a:hover, .hdr-nav > ul a.is-active { color: #179fff; }
.hdr-nav > ul a.is-active::after, .hdr-nav > ul a:hover::after { transform: scaleX(1); }
.lang { position: relative; }
.lang-btn { display: flex; align-items: center; gap: 8px; margin-top: -6px; border: 0; background: none; color: #333; font-size: 16px; padding: 8px 0; }
.lang-btn .chev { transition: transform .2s; }
.lang.is-open .lang-btn .chev, .lang:hover .lang-btn .chev { transform: rotate(180deg); }
.lang-menu { position: absolute; right: 0; top: 100%; min-width: 140px; background: #fff; border-radius: 8px; box-shadow: 0 10px 30px rgba(0, 0, 0, .12); padding: 6px 0; opacity: 0; visibility: hidden; transform: translateY(6px); transition: .2s; }
.lang:hover .lang-menu, .lang.is-open .lang-menu { opacity: 1; visibility: visible; transform: none; }
.lang-menu a { display: block; padding: 9px 18px; font-size: 15px; color: #333; }
.lang-menu a:hover { background: #f2f7ff; color: var(--primary); }
.lang-menu a.is-current { color: var(--primary); font-weight: 500; }
.nav-toggle { display: none; }

/* ---------- section heading ---------- */
.sec { position: relative; }
.sec-head { text-align: center; }
.sec-head h2 { font-size: 38px; line-height: 46px; font-weight: 500; color: #000; }
.sec-head p { margin-top: 18px; font-size: 24px; line-height: 34px; color: #747677; }
.sec-wash { background:
    linear-gradient(112deg, transparent 0 16%, rgba(255,255,255,.55) 22%, transparent 32% 100%),
    linear-gradient(112deg, transparent 0 55%, rgba(255,255,255,.45) 61%, transparent 68% 100%),
    linear-gradient(68deg, transparent 0 68%, rgba(225,240,255,.5) 76%, transparent 86% 100%),
    linear-gradient(180deg, #f3f9ff 0%, #eef7ff 45%, #f9fcff 100%); }

/* ---------- home: hero ---------- */
.hh { position: relative; height: 1080px; background: #fff; overflow: hidden; container-type: inline-size; }
.hh-stage { position: absolute; inset: 0; }
.hh-mark { position: absolute; left: 0; right: 0; top: 14.2cqw; text-align: center; font-weight: 900; font-size: 23.45cqw; line-height: 1; letter-spacing: -.02em; color: #dcdcdc; user-select: none; }
.hh-img { position: absolute; left: 32.81cqw; top: 14.43cqw; width: 41.1cqw; height: auto; z-index: 2; }
.hh-shadow { position: absolute; left: 50%; top: 38.6cqw; width: 17cqw; height: 2.6cqw; margin-left: -9.3cqw; border-radius: 50%; background: radial-gradient(closest-side, rgba(0,0,0,.28), rgba(0,0,0,.12) 55%, rgba(0,0,0,0)); filter: blur(4px); z-index: 1; }
.hh-reg { position: absolute; right: 21.4cqw; top: 37.55cqw; font-size: max(12px, 1.09cqw); line-height: 1.4; color: #a5a4a4; z-index: 3; }
.hh-title { position: absolute; left: 0; right: 3.65cqw; top: 41.35cqw; text-align: center; font-size: max(22px, 2.08cqw); line-height: 1.3; font-weight: 700; color: #383735; z-index: 3; }
.hh-title a:hover { color: var(--primary); }
.hh-sub { position: absolute; left: 0; right: 3.65cqw; top: 44.85cqw; text-align: center; font-size: max(16px, 1.7cqw); line-height: 1.3; font-weight: 700; color: var(--green); z-index: 3; }

/* ---------- home: products ---------- */
.hp { padding: 71px 0 93px; }
.hp .sec-head p { margin-bottom: 48px; }
.hp-cards { display: grid; grid-template-columns: 676fr 503fr 504fr; gap: 34px 33px; width: min(1750px, calc(100% - 40px)); margin: 0 auto; }
.hp-card { position: relative; display: block; aspect-ratio: auto; height: 687px; overflow: hidden; background: #f6f7fa; transition: transform .35s, box-shadow .35s; }
.hp-card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(26, 80, 160, .12); }
.hp-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.hp-card:hover img { transform: scale(1.03); }
.hp-poster { background-size: cover; background-position: center; color: #6f6f6f; }
.pp-kicker { position: absolute; left: 40px; top: 190px; font-size: 21px; letter-spacing: .02em; color: #8f857e; }
.pp-l1, .pp-l2 { position: absolute; left: 31px; font-size: 51px; line-height: 1; font-weight: 900; color: #782f01; letter-spacing: .01em; }
.pp-l1 { top: 237px; } .pp-l2 { top: 299px; }
.pp-pills { position: absolute; left: 43px; top: 370px; display: flex; flex-direction: column; gap: 14px; }
.pp-pills em { font-style: normal; width: 176px; height: 33px; border: 1.5px solid #555; border-radius: 999px; display: flex; align-items: center; justify-content: center; font-size: 21px; color: #333; font-weight: 500; }
.pp-foot { position: absolute; left: 0; right: 0; top: 640px; text-align: center; font-size: 15px; letter-spacing: .62em; color: #9b9a9a; }

/* ---------- home: about ---------- */
.ha { background: #fff; padding: 114px 0 107px; }
.ha-in { position: relative; display: grid; grid-template-columns: 1fr 898px; max-width: 1920px; margin: 0 auto; padding: 0 87px 0 160px; }
.ha-label { position: absolute; right: 133px; top: -6px; font-size: 19px; color: #7b7b7b; letter-spacing: .04em; }
.ha-text { padding-top: 198px; max-width: 620px; min-width: 0; overflow-wrap: anywhere; }
.ha-text h2 { font-size: 53px; line-height: 72px; font-weight: 700; color: #000; }
.lang-en .ha-in { padding: 0 149px 0 98px; }
.lang-en .ha-label { right: 199px; font-size: 18px; }
.lang-en .ha-text { padding-top: 140px; max-width: 700px; padding-left: 14px; }
.lang-en .ha-text h2 { font-size: 48px; line-height: 69px; }
.lang-en .ha-text p { margin-left: -15px; width: 640px; margin-top: 50px; font-size: 16px; line-height: 23.5px; color: #8f8f8f; text-align: left; }
.lang-en .ha-text .btn { margin-left: -16px; margin-top: 78px; width: 224px; height: 64px; }
.ha-text p { margin-top: 45px; width: 554px; max-width: 100%; font-size: 20px; line-height: 28.5px; color: #6c6c6c; text-align: justify; }
.ha-text .btn { margin-top: 103px; }
.ha-img { margin-top: 133px; border-radius: 60px; overflow: hidden; height: 642px; }
.ha-img img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- home: stats ---------- */
.hs { padding: 111px 0 84px; }
.hs-grid { display: grid; grid-template-columns: 468px 468px 436px; justify-content: start; margin-left: calc(50% - 702px); row-gap: 78px; margin-top: 60px; }
.hs-grid.hs-n3, .hs-grid.hs-n1, .hs-grid.hs-n2 { grid-template-columns: repeat(var(--n, 3), 468px); justify-content: center; margin-left: 0; }
.hs-grid li { display: flex; flex-direction: column; align-items: center; text-align: center; min-width: 0; }
.hs-ico { width: 145px; height: 145px; border-radius: 50%; background: var(--primary); display: grid; place-items: center; transition: transform .3s; }
.hs-ico img { width: 145px; height: 145px; }
.hs-grid li:hover .hs-ico { transform: translateY(-6px); }
.hs-label { margin-top: 46px; font-size: 30px; line-height: 40px; font-weight: 500; color: #111; }
.hs-val { margin-top: 24px; font-size: 48px; line-height: 1.1; font-weight: 700; color: var(--primary); }
.lang-en .hs-grid.hs-n3 { grid-template-columns: repeat(3, 504px); margin-top: 78px; }
.lang-en .hs-label { font-size: 30px; line-height: 35px; font-weight: 500; max-width: min(470px, 100%); min-height: 70px; margin-top: 54px; }
.lang-en .hs-val { margin-top: 34px; }
.lang-en .hs { padding-bottom: 132px; }
.lang-en .hs .sec-head + .hs-grid { margin-top: 85px; }

/* ---------- home: news ---------- */
.hn { background: #fff; padding: 68px 0 55px; }
.hn .sec-head p { color: #8a8a8a; margin-top: 6px; margin-bottom: 63px; }
.hn-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 23px; width: min(1774px, calc(100% - 40px)); margin: 0 auto; }
.hn-card { display: flex; flex-direction: column; background: #f1f1f1; border-radius: 8px; overflow: hidden; box-shadow: 0 3px 6px rgba(0, 0, 0, .12); min-height: 721px; transition: transform .3s, box-shadow .3s; }
.hn-card:hover { transform: translateY(-6px); box-shadow: 0 16px 30px rgba(0, 0, 0, .12); }
.hn-img { display: block; height: 417px; overflow: hidden; }
.hn-img img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform .6s; }
.hn-card:hover .hn-img img { transform: scale(1.04); }
.hn-body { flex: 1; display: flex; flex-direction: column; padding: 30px 27px 34px; }
.hn-body h3 { font-size: 24px; line-height: 34px; font-weight: 500; color: #111; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.hn-body h3 a:hover { color: var(--primary); }
.hn-body p { margin-top: 22px; font-size: 18px; line-height: 26px; color: #7d7d7d; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.lang-en .hn-body p { font-size: 15px; line-height: 22px; }
.hn-foot { margin-top: auto; display: flex; justify-content: space-between; align-items: center; font-size: 17px; color: #333; }
.hn-more:hover { color: var(--primary); }
.hn-foot time { font-size: 18px; color: #333; }

/* ---------- footer ---------- */
.site-footer { background: #eaeaea; color: #7a7a7a; }
.ftr { display: flex; align-items: flex-start; max-width: 1920px; margin: 0 auto; min-height: 417px; padding: 68px 0 30px; }
.ftr-brand { flex: 0 0 505px; display: flex; justify-content: center; padding-top: 63px; padding-right: 0; }
.ftr-brand img { width: 128px; height: 128px; object-fit: contain; margin-left: 32px; }
.ftr-cols { flex: 1; display: flex; align-items: flex-start; gap: 96px; padding-left: 125px; border-left: 2px solid #d9d9d9; min-height: 255px; }
.ftr-col { min-width: 187px; }
.ftr-col.ftr-contact { min-width: 226px; }
.ftr-col + .ftr-col + .ftr-col { min-width: 120px; }
.ftr-col h3 { font-size: 24px; line-height: 32px; font-weight: 500; color: #333; }
.ftr-phone, .ftr-mail { display: block; margin-top: 33px; font-size: 25px; font-weight: 700; color: #3e3e3e; }
.ftr-mail { font-size: 22px; font-weight: 500; }
.ftr-col ul { margin-top: 28px; display: grid; gap: 28px; }
.ftr-col li a { font-size: 18px; line-height: 26px; color: #5c5c5c; transition: color .2s; }
.ftr-col li a:hover, .ftr-phone:hover, .ftr-mail:hover { color: var(--primary); }
.ftr-qrs { display: flex; gap: 22px; margin-top: 19px; margin-left: 0; }
.ftr-qrs figure { text-align: center; }
.qr-frame { width: 185px; height: 185px; background: #d9d9d9; padding: 13px; }
.qr-frame img { width: 100%; height: 100%; object-fit: contain; background: #fff; }
.ftr-qrs figcaption { margin-top: 13px; font-size: 18px; color: #5c5c5c; }
.ftr-bar { background: #292c2d; color: #c4c5c6; min-height: 76px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 6px 40px; padding: 10px 120px; font-size: 18px; font-weight: 500; }
.ftr-bar a:hover { color: #fff; }
.lang-en .ftr { min-height: 302px; }
.lang-en .ftr-bar { justify-content: center; }
.lang-en .ftr-bar a, .lang-en .ftr-bar span + span { display: none; }

/* ---------- inner hero ---------- */
.ihero { position: relative; height: 705px; background-size: cover; background-position: center top; background-color: #0d3a8a; color: #fff; overflow: hidden; }
.ihero-product { height: 706px; color: #222; background-color: #e8eefc; }
.lang-zh .ihero-product { height: 657px; background-size: max(1920px, 100%) auto; }
.ihero-in { position: relative; height: 100%; max-width: 1920px; margin: 0 auto; }
.bracket-box { position: absolute; padding: 26px 34px 26px 35px; }
.bracket-box i { position: absolute; display: block; }
.br-tl, .br-br { width: 29px; height: 23px; border: 0 solid #fff; }
.br-tl { left: 0; top: 0; border-left-width: 4px; border-top-width: 4px; }
.br-br { right: 0; bottom: 0; border-right-width: 4px; border-bottom-width: 4px; }
.br-line { position: static !important; width: 224px; height: 3px; background: #fff; margin: 22px 0 24px; }
.bk-kicker { font-size: 36px; line-height: 1.15; font-weight: 700; letter-spacing: .01em; }
.bracket-box h1 { font-size: 46px; line-height: 1.3; font-weight: 700; margin-top: 8px; }
.bk-kicker.is-main, .ihero-about .bk-kicker.is-main { font-size: 46px; line-height: 1.2; margin-top: 4px; }
.bk-sub { font-size: 20px; line-height: 1.4; color: rgba(255, 255, 255, .85); }
.ihero-news .bracket-box { left: 1446px; top: 243px; }
.ihero-about .bracket-box { left: 244px; top: 292px; }
.ihero-about .bk-kicker { font-size: 34px; }
.ihero-about h1 { font-size: 46px; margin-top: 12px; }
.ihero-about .br-line { margin: 20px 0 26px; }
.ihero-contact .bracket-box { left: 226px; top: 213px; padding: 30px 40px 26px 44px; }
.ihero-contact h1 { margin: 0; font-size: 58px; line-height: 88px; letter-spacing: .04em; }
.ihero-contact h1 span { display: block; }
.ihero-contact .br-line { margin: 2px 0 30px -9px; }
.ihero-contact .bracket-box p { font-size: 20px; color: rgba(255,255,255,.9); }
.lang-en .ihero-contact h1 { font-size: 50px; line-height: 76px; letter-spacing: 0; }
.lang-en .ihero-news .bracket-box { left: 1446px; }
.lang-en .ihero-news .bk-sub { max-width: 330px; }
.lang-en .ihero-about .bk-sub { max-width: 380px; }
.ph-big { position: absolute; left: 236px; top: 254px; font-size: 136px; line-height: 1.2; font-weight: 900; color: #194a97; letter-spacing: -.005em; }
.ph-text { position: absolute; left: 996px; top: 240px; width: 546px; }
.ph-text h1 { font-size: 38px; line-height: 50px; font-weight: 700; color: #000; }
.ph-text p { margin-top: 46px; font-size: 18px; line-height: 31px; color: #55585e; text-align: justify; }
.lang-en .ph-text { top: 318px; }
.lang-en .ph-text p { margin-top: 0; font-size: 17px; line-height: 26px; }

/* ---------- inner section heading (blue title + divider) ---------- */
.ihead { position: relative; padding: 64px 0 28px; border-bottom: 3px solid var(--line); margin-bottom: 0; }
.ihead::after { content: ""; position: absolute; left: 0; bottom: -3px; width: 230px; height: 3px; background: var(--accent); }
.ihead h2 { font-size: 38px; line-height: 50px; font-weight: 700; color: var(--accent); }

/* ---------- news list ---------- */
.nl { padding-bottom: 120px; }
.nl-item { display: flex; justify-content: space-between; align-items: center; gap: 40px; padding: 40px 0 40px; border-bottom: 2px solid var(--line); }
.nl-text { flex: 0 0 578px; max-width: 578px; display: flex; flex-direction: column; min-height: 275px; padding-top: 44px; }
.nl-text h3 { font-size: 25px; line-height: 34px; font-weight: 700; color: #3f3f3f; max-width: 528px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nl-text h3 a:hover { color: var(--primary); }
.nl-text p { margin-top: 38px; max-width: 531px; font-size: 18px; line-height: 23px; color: #7e7e7e; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.lang-en .nl-text p { font-size: 16px; line-height: 23px; }
.nl-foot { margin-top: auto; display: flex; justify-content: space-between; align-items: flex-end; }
.nl-foot time { display: inline-flex; align-items: center; gap: 6px; font-size: 18px; color: #808080; margin-bottom: -2px; }
.nl-img { flex: 0 0 578px; height: 275px; border-radius: 10px; overflow: hidden; }
.nl-img img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform .6s; }
.nl-item:hover .nl-img img { transform: scale(1.04); }
.pager { display: flex; justify-content: center; gap: 8px; margin-top: 34px; }
.pager a { min-width: 33px; height: 33px; padding: 0 6px; display: grid; place-items: center; border: 1px solid #ccc; font-size: 18px; color: #999; }
.pager a.is-current { background: var(--primary); border-color: var(--primary); color: #fff; }
.pager a:hover:not(.is-current) { border-color: var(--primary); color: var(--primary); }

/* ---------- article ---------- */
.art-bg { background: #f4f4f4; padding-bottom: 120px; }
.crumbs { padding: 22px 5px 12px; font-size: 18px; color: #858585; }
.crumbs a:hover { color: var(--primary); }
.art { background: #fff; }
.art-in { width: min(902px, calc(100% - 40px)); margin: 0 auto; padding: 72px 0 90px; }
.art h1 { font-size: 30px; line-height: 41px; font-weight: 700; color: #111; }
.lang-en .art h1 { font-size: 25px; line-height: 36px; }
.art-meta { margin-top: 40px; padding-bottom: 31px; border-bottom: 1px solid var(--line); font-size: 15px; color: #777; }
.art-meta span { margin-left: 4px; }
.art-body { padding-top: 40px; font-size: 18px; line-height: 35px; color: #666; overflow-wrap: anywhere; }
.art-body p { margin: 0 0 6px; }
.lang-zh .art-body > p { text-indent: 2em; }
.art-body p.ql-align-center, .art-body p:has(> img:only-child) { text-indent: 0; text-align: center; }
.art-body img { display: inline-block; height: auto; margin: 24px auto; }
.art-body .ql-align-center { text-align: center; } .art-body .ql-align-right { text-align: right; } .art-body .ql-align-justify { text-align: justify; }
.art-body h2, .art-body h3 { color: #333; margin: 24px 0 10px; line-height: 1.4; }
.art-body ul, .art-body ol { padding-left: 1.6em; margin: 10px 0; }
.art-body ul { list-style: disc; } .art-body ol { list-style: decimal; }
.art-body a { color: var(--primary); text-decoration: underline; }
.art-body blockquote { margin: 16px 0; padding: 8px 18px; border-left: 4px solid #cfe3ff; background: #f6faff; }
.art-body table { border-collapse: collapse; width: 100%; }
.art-note { margin-top: 30px; font-size: 14px; color: #9e9e9e; text-align: center; }
.art-back { margin-top: 50px; text-align: center; }

/* ---------- product list ---------- */
.pl { width: min(1300px, calc(100% - 40px)); margin: 0 auto; padding: 80px 0 120px; }
.pl-card { position: relative; display: flex; align-items: center; background: #edf0f5; border-radius: 20px; overflow: hidden; transition: box-shadow .3s, transform .3s; }
.pl-card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(20, 60, 120, .12); }
.pl-card img { transition: transform .5s; }
.pl-card:hover img { transform: scale(1.03); }
.pl-feature { height: 530px; }
.pl-feature .pl-text { position: absolute; left: 0; width: 602px; top: 172px; text-align: center; }
.pl-feature img { position: absolute; left: 629px; top: 102px; width: 504px; }
.pl-tag { display: block; font-style: italic; font-size: 20px; line-height: 28px; color: #646465; }
.pl-text h2 { margin-top: 32px; font-size: 36px; line-height: 46px; font-weight: 700; color: #000; }
.pl-feature .btn { margin-top: 41px; width: 178px; min-width: 0; font-size: 17px; }
.pl-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 21px; }
.pl-small { height: 530px; flex-direction: column; }
.pl-small .pl-text { padding-top: 46px; text-align: center; }
.pl-small .pl-text h2 { margin-top: 15px; }
.lang-en .pl-small .pl-text { padding: 40px 24px 0; }
.lang-en .pl-small .pl-text h2 { font-size: 30px; line-height: 38px; }
.pl-small img { position: absolute; left: 50%; transform: translateX(-50%); }
.pl-small:hover img { transform: translateX(-50%) scale(1.03); }
.pl-grid .pl-small:nth-child(odd) img { top: 168px; width: 304px; }
.pl-grid .pl-small:nth-child(even) img { top: 146px; width: 476px; }
.lang-en .pl-text h2 { font-size: 32px; }
.lang-en .pl-small .pl-text { padding-top: 112px; }
.pl-apps { display: grid; grid-template-columns: repeat(var(--n, 4), 1fr); margin-top: 114px; }
.pl-apps[style*="--n:4"] { grid-template-columns: 275fr 354fr 381fr 290fr; }
.pl-apps figure { display: flex; flex-direction: column; align-items: center; padding: 3px 10px 0; min-height: 238px; }
.pl-apps figure + figure { border-left: 2px solid #ebebeb; }
.pl-apps figcaption { font-size: 28px; line-height: 40px; color: #000; font-weight: 500; text-align: center; }
.lang-en .pl-apps figcaption { font-size: 24px; }
.pl-apps img { margin-top: 18px; width: 180px; height: 180px; }

/* ---------- about ---------- */
.ab-head { text-align: center; }
.ab-head h2 { font-size: 40px; line-height: 50px; font-weight: 700; color: #343434; }
.ab-head p { margin-top: 18px; font-size: 22px; letter-spacing: .02em; color: #858585; }
.ab-history { position: relative; padding: 78px 0 0; overflow: hidden; background: #fff; }
.tl-scroll { position: relative; z-index: 2; overflow-x: auto; padding-inline: 20px; }
.tl { position: relative; display: grid; grid-auto-flow: column; grid-auto-columns: 267px; width: max-content; height: 340px; margin: 21px auto 0; }
.tl::before { content: ""; position: absolute; left: 0; top: 162px; width: 100%; height: 2px; background: linear-gradient(90deg, rgba(0,150,255,0), #9fd3ff 15%, #9fd3ff 85%, rgba(0,150,255,0)); }
.tl-item { position: relative; text-align: center; }
.tl-dot { position: absolute; left: 50%; top: 153px; width: 18px; height: 18px; margin-left: -9px; border-radius: 50%; background: #0096ff; }
.tl-text { position: absolute; left: 0; right: 0; top: 196px; display: flex; flex-direction: column; align-items: center; gap: 23px; padding: 0 6px; }
.lang-zh .tl-text span { white-space: nowrap; }
.lang-en .tl-text { gap: 10px; }
.tl-item.is-up .tl-text { top: auto; bottom: 209px; flex-direction: column-reverse; }
.tl-text strong { font-size: 26px; line-height: 34px; font-weight: 500; color: #5a5a5a; }
.tl-text span { font-size: 20px; line-height: 28px; color: #808080; }
.lang-en .tl-text span { font-size: 14px; line-height: 20px; white-space: nowrap; }
.lang-en .tl-text strong { font-size: 24px; }
.tl-item.is-hl .tl-dot { top: 98px; width: 130px; height: 130px; margin-left: -65px; box-shadow: none; border-radius: 52% 48% 46% 54% / 55% 46% 54% 45%; background: radial-gradient(circle at 30% 25%, #d3ecff 0%, #64b9ff 40%, #0090ff 100%); display: grid; place-items: center; animation: blob 8s ease-in-out infinite; }
.tl-item.is-hl .tl-dot b { font-size: 30px; font-weight: 700; color: #fff; }
.tl-item.is-hl .tl-text { top: 253px; }
@keyframes blob { 50% { border-radius: 45% 55% 52% 48% / 48% 54% 46% 52%; } }
@media (prefers-reduced-motion: reduce) { .tl-item.is-hl .tl-dot { animation: none; } html { scroll-behavior: auto; } }
.ab-wave { display: block; width: 100%; height: 320px; margin-top: -40px; }
.ab-intro { position: relative; padding: 0 0 40px; background: linear-gradient(180deg, #e4eaed 0, #f3f8fc 70px, #f8fbfe 50%, #fff 100%); }
.ab-intro::before { content: ""; position: absolute; inset: 0; background:
  linear-gradient(115deg, transparent 0 22%, rgba(220,238,255,.45) 22% 34%, transparent 34%),
  linear-gradient(115deg, transparent 0 62%, rgba(220,238,255,.35) 62% 70%, transparent 70%); pointer-events: none; }
.ab-intro .ab-head { position: relative; padding-top: 70px; margin-bottom: 64px; }
.ab-block { position: relative; display: grid; grid-template-columns: 1fr 632px; align-items: center; gap: 0 166px; width: min(1363px, calc(100% - 40px)); margin: 0 auto 70px; }
.ab-block-text h3 { font-size: 36px; line-height: 48px; font-weight: 700; color: #222; }
.lang-en .ab-block-text h3 { font-size: 32px; line-height: 42px; }
.ab-block-text p { margin-top: 30px; max-width: 554px; font-size: 20px; line-height: 32px; color: #666; text-align: justify; }
.lang-en .ab-block-text p { font-size: 15px; line-height: 22px; text-align: left; }
.ab-block-img { border-radius: 40px 0 40px 0; overflow: hidden; box-shadow: 0 20px 40px rgba(20, 60, 120, .08); }
.ab-block.is-rev .ab-block-img { border-radius: 0 40px 0 40px; }
@media (min-width: 1200px) { .lang-zh .ab-block.is-rev h3 { white-space: nowrap; } }
.ab-block-img img { width: 632px; height: 403px; object-fit: cover; }
.ab-block.is-rev { grid-template-columns: 632px 1fr; gap: 0 102px; }
.ab-block.is-rev .ab-block-img { order: -1; }
.ab-block.is-rev .ab-block-text p { max-width: 609px; }
.ab-honor { padding: 74px 0 110px; text-align: center; background: #fff; }
.ab-honor h2 { font-size: 40px; line-height: 50px; font-weight: 700; color: #343434; }
.ab-honor-text { width: min(1320px, calc(100% - 40px)); margin: 59px auto 0; }
.ab-honor-text p { font-size: 20px; line-height: 30px; color: #7a7a7a; }
.ab-honor-text p + p { margin-top: 30px; }
.lang-en .ab-honor-text p { font-size: 15px; line-height: 22px; }
.lang-en .ab-honor-text p + p { margin-top: 8px; }
.ab-certs { display: flex; justify-content: center; gap: 15px; width: min(1472px, calc(100% - 40px)); margin: 110px auto 0; }
.ab-certs img { flex: 1 1 0; min-width: 0; height: auto; }

/* ---------- contact ---------- */
.ct { padding-bottom: 110px; }
.ct-map { position: relative; margin-top: 41px; border-radius: 40px 0 40px 0; overflow: hidden; height: 628px; background: #eef1f8; }
.ct-map > a, .ct-map > img { display: block; height: 100%; }
.ct-map img { width: 100%; height: 100%; object-fit: cover; }
.ct-pin { position: absolute; transform: translate(-50%, -100%); display: flex; flex-direction: column; align-items: center; }
.ct-callout { position: relative; margin-bottom: 18px; background: #fff; padding: 22px 26px; font-size: 16px; font-weight: 700; color: #111; white-space: nowrap; box-shadow: 0 4px 14px rgba(0, 0, 0, .1); }
.ct-callout::after { content: ""; position: absolute; left: 50%; bottom: -9px; margin-left: -9px; border: 9px solid transparent; border-bottom: 0; border-top-color: #fff; }
.ct-addr { margin-top: 16px; text-align: center; font-size: 18px; color: #484848; }
.ct-cards { display: grid; grid-template-columns: repeat(2, 600px); justify-content: center; gap: 44px; margin: 48px -21px 0; }
.ct-cards-1 { grid-template-columns: minmax(0, 1202px); margin-inline: 0; }
.ct-card { display: flex; align-items: center; gap: 51px; min-height: 270px; padding: 30px 40px 30px 69px; background: #fff; border-radius: 10px; box-shadow: 0 6px 24px rgba(0, 0, 0, .08); transition: transform .3s, box-shadow .3s; }
.ct-card:hover { transform: translateY(-4px); box-shadow: 0 16px 36px rgba(0, 0, 0, .1); }
.ct-ico { flex: none; width: 121px; height: 121px; border-radius: 50%; background: #1264e0; display: grid; place-items: center; }
.ct-ico img { width: 121px; height: 121px; }
.ct-card h3 { font-size: 28px; line-height: 38px; font-weight: 500; color: #222; }
.ct-sub { margin-top: 12px; font-size: 17px; color: #8a8a8a; }
.ct-hl { margin-top: 30px; font-size: 24px; font-weight: 700; color: #1264e0; }
.ct-text { margin-top: 20px; font-size: 18px; line-height: 32px; color: #666; }
.ct-card.no-icon { padding: 44px 60px; }
.ct-cols { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 76px; }
.ct-col { padding: 6px 0 6px 56px; }
.ct-col + .ct-col { border-left: 1px solid #ddd; }
.ct-col h3 { font-size: 28px; line-height: 38px; font-weight: 500; color: #222; }
.ct-col ul { margin-top: 30px; display: grid; gap: 22px; }
.ct-col li { position: relative; padding-left: 16px; font-size: 17px; line-height: 28px; color: #444; }
.ct-col li::before { content: ""; position: absolute; left: 0; top: 11px; width: 5px; height: 5px; border-radius: 50%; background: #1264e0; }
.ct-form { margin-top: 70px; padding: 44px 50px; background: #f7f9fc; border-radius: 12px; }
.ct-form h3 { font-size: 28px; color: #222; }
.ct-form > p { margin-top: 8px; color: #888; }
.ct-form-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px 24px; margin: 26px 0; }
.ct-form label { display: flex; flex-direction: column; gap: 6px; font-size: 15px; color: #555; }
.ct-form label.full { grid-column: 1 / -1; }
.ct-form input, .ct-form textarea { font: inherit; padding: 12px 14px; border: 1px solid #dcdfe6; border-radius: 6px; background: #fff; }
.ct-form input:focus, .ct-form textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(14,98,224,.12); }
.ct-form .btn { height: 48px; padding: 0 40px; font-size: 17px; }
.ct-form-msg { margin-top: 12px; color: var(--green); min-height: 1.5em; }
.ct-form-msg.is-err { color: #d33; }
.hp-field { position: absolute; left: -9999px; }

/* ---------- 404 ---------- */
.nf { padding: 220px 20px 160px; text-align: center; }
.nf h1 { font-size: 120px; font-weight: 900; color: #e3eaf5; }
.nf p { margin: 10px 0 30px; font-size: 20px; color: #888; }
.nf .btn { height: 48px; padding: 0 36px; }

/* ============================================================
   Product brochures (recoded poster content inside article bodies)
   ============================================================ */
.art-body .bro { text-indent: 0; color: #555; font-size: 16px; line-height: 1.7; }
.art-body .bro p, .art-body .bro li { text-indent: 0; }
.art-body .bro img { margin: 0; display: block; }
.bro-hero { display: grid; grid-template-columns: 340px 1fr; align-items: center; gap: 30px; }
.bro-h1 { font-size: 40px !important; line-height: 1.2 !important; font-weight: 900; color: #1b2a4a !important; margin: 0 !important; }
.bro-band { display: inline-block; margin-top: 14px !important; padding: 2px 46px; background: #4a90c8; color: #fff; font-size: 24px; letter-spacing: .04em; }
.bro-h2 { margin: 18px 0 4px !important; font-size: 32px !important; font-weight: 400 !important; color: #333 !important; letter-spacing: .02em; }
.bro-sub { font-size: 16px; color: #444; }
.bro-show { position: relative; display: grid; grid-template-columns: 70px 1fr 380px; gap: 30px; margin: 50px 0 30px; }
.bro-bars { display: flex; gap: 6px; padding-top: 10px; }
.bro-bars i { width: 18px; height: 190px; border-radius: 0 0 9px 9px; background: #1d3557; }
.bro-bars i + i { background: #4a90c8; height: 230px; margin-top: 0; }
.bro-label { font-size: 22px !important; color: #4a7fb4 !important; font-weight: 500; margin: 26px 0 14px !important; }
.bro-tag { display: inline-block; padding: 3px 50px; background: #4a90c8; color: #fff; font-size: 18px; margin-bottom: 14px !important; }
.bro-show-text p + p { margin-top: 6px; }
.bro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.bro-card { background: #e6edf6; border-radius: 4px; overflow: hidden; padding-bottom: 18px; }
.bro-card h5 { margin: 0 0 16px; background: #4a90c8; color: #fff; text-align: center; font-size: 19px; font-weight: 400; line-height: 40px; }
.bro-row { display: grid; grid-template-columns: 170px 1fr; gap: 16px; align-items: center; padding: 6px 16px; font-size: 15px; line-height: 1.6; }
.bro-row .bro-icon { width: 60px; justify-self: center; border-radius: 10px; }
.bro-row ul { list-style: disc !important; padding-left: 1.2em !important; margin: 6px 0 0 !important; color: #666; }
.bro-card .bro-wide { width: calc(100% - 32px); margin: 0 16px !important; }
.bro-card .bro-diagram { width: calc(100% - 32px); margin: 0 16px !important; mix-blend-mode: multiply; }
.bro-span2 { grid-row: span 2; }
.bro-doctor { display: grid; grid-template-columns: 1fr 360px; gap: 20px; align-items: end; margin-top: 50px; background: linear-gradient(180deg, #fff, #f3f6fa); }
.bro-h3 { font-size: 38px !important; font-weight: 400 !important; color: #1b2a4a !important; margin: 0 !important; }
.bro-h3 em { font-style: normal; color: #4a90c8; }
.bro-h4 { margin-top: 6px !important; font-size: 24px; color: #1b2a4a; letter-spacing: .02em; }
.bro-badge-row { display: flex; align-items: center; gap: 24px; margin: 26px 0 30px; }
.bro-circle { flex: none; width: 170px; height: 170px; border-radius: 50%; background: #4a7fb4; color: #fff; display: grid; place-items: center; text-align: center; font-size: 19px; line-height: 1.5; padding: 10px; }
.bro-hearts li { position: relative; padding-left: 26px; font-size: 18px; color: #333; line-height: 1.8; }
.bro-hearts li::before { content: "❤"; position: absolute; left: 0; color: #1b2a4a; font-size: 14px; }
.bro-split { display: grid; grid-template-columns: 1fr 260px; gap: 30px; margin-top: 40px; }
.bro-title { margin: 28px 0 14px !important; font-size: 20px !important; color: #222 !important; font-weight: 500; display: flex; align-items: center; gap: 10px; }
.bro-title::after { content: ""; width: 26px; height: 26px; border: 2px solid #4a90c8; border-radius: 6px; }
.bro-dots li { position: relative; padding-left: 16px; font-size: 15px; line-height: 1.8; }
.bro-dots li::before { content: "·"; position: absolute; left: 2px; font-weight: 700; }
.bro-cols { display: grid; grid-template-columns: repeat(3, auto); gap: 4px 24px; margin: 4px 0 6px; font-size: 14px; color: #666; }
.bro-table { width: 100%; border-collapse: collapse; font-size: 14px; line-height: 1.5; }
.bro-table th, .bro-table td { border: 1px solid #7c95b8; padding: 2px 8px; text-align: left; }
.bro-table th { width: 22%; background: #4a7fb4; color: #fff; font-weight: 400; }
.bro-table td { background: #eef2f8; color: #333; }
.bro-aside { background: #4a8bc4; color: #fff; padding: 20px 18px 30px; display: flex; flex-direction: column; gap: 14px; }
.bro-aside img { border-radius: 4px; }
.bro-aside h4 { margin-top: 16px !important; font-size: 20px !important; color: #fff !important; font-weight: 500; }
.bro-aside p { font-size: 14px !important; line-height: 1.8 !important; color: rgba(255,255,255,.92) !important; }
.bro-aside .bro-aside-logo { width: 170px; margin: 24px auto 0 !important; }
/* Y-21 EN brochure */
.bro-y21 { font-size: 15px; color: #222; }
.bro-y-hero { position: relative; text-align: center; padding-top: 40px; }
.bro-y-logos { width: 340px; margin: 0 0 0 40px !important; }
.bro-y-pattern { position: absolute !important; right: 0; top: 0; width: 190px; }
.bro-y-h1 { margin: 40px 0 0 !important; line-height: 1.05 !important; }
.bro-y-h1 span { display: block; font-size: 56px; font-weight: 900; color: #111; letter-spacing: .01em; }
.bro-y-h1 strong { display: block; font-size: 60px; font-weight: 900; color: #1c9a5c; letter-spacing: .01em; }
.bro-y-sub { margin-top: 18px; font-size: 21px; font-weight: 500; color: #333; }
.bro-y-device { position: relative; display: flex; justify-content: flex-end; margin-top: 10px; }
.bro-y-device img { width: 540px; }
.bro-y-stats { position: absolute; left: 40px; bottom: 30px; text-align: left; }
.bro-y-stats dt { margin-top: 18px; font-size: 18px; font-weight: 700; color: #1c9a5c; }
.bro-y-stats dd { font-size: 18px; font-weight: 700; color: #111; }
.bro-y-rule { display: flex; align-items: center; gap: 40px; margin: 10px 0 20px; }
.bro-y-rule img { width: 190px; }
.bro-y-rule i { flex: 1; height: 26px; border-radius: 13px; background: linear-gradient(90deg, #3c4fa0, #4a9fb0 55%, #6cc5a0); }
.bro-y-two { display: grid; grid-template-columns: 1fr 420px; gap: 30px; }
.bro-y-two h4 { font-size: 22px !important; color: #1c9a5c !important; font-weight: 700; margin: 18px 0 10px !important; }
.bro-y-two ul { padding-bottom: 12px; border-bottom: 1px solid #ddd; }
.bro-y-two ul:last-child { border: 0; }
.bro-y-two li { position: relative; padding-left: 18px; margin: 8px 0; font-size: 14px; font-weight: 500; line-height: 1.5; }
.bro-y-two li::before { content: ""; position: absolute; left: 2px; top: 7px; width: 7px; height: 7px; border-radius: 50%; background: #1c9a5c; }
.bro-y-gradient { margin: 20px 0 16px; padding: 24px 20px; border-radius: 10px; color: #fff; text-align: center; background: linear-gradient(90deg, #3c4fa0, #4a9fb0 55%, #6cc5a0); }
.bro-y-gradient h4 { color: #fff !important; margin: 0 0 12px !important; font-size: 22px !important; }
.bro-y-gradient p { font-size: 13px; font-weight: 500; line-height: 1.6; }
.bro-y-features { position: relative; margin-top: 30px; padding-top: 80px; }
.bro-y-colors { width: 100%; max-width: 700px; margin: 0 auto !important; }
.bro-y-feat { display: grid; grid-template-columns: 90px 1fr; gap: 30px; margin-top: 10px; }
.bro-y-vertical { writing-mode: vertical-rl; font-size: 34px !important; font-weight: 900; color: #111 !important; letter-spacing: .04em; margin: 0 !important; position: relative; }
.bro-y-vertical::before { content: ""; position: absolute; z-index: -1; top: -10px; left: 14px; width: 64px; height: 64px; border-radius: 50%; background: #1c9a5c; }
.bro-y-feat dl { display: grid; grid-template-columns: 160px 1fr; gap: 20px 10px; align-content: start; padding-top: 20px; }
.bro-y-feat dt { font-size: 20px; font-weight: 900; color: #111; text-decoration: underline; text-decoration-color: #1c9a5c; text-decoration-thickness: 4px; text-underline-offset: 3px; }
.bro-y-feat dd { font-size: 14px; font-weight: 500; line-height: 1.6; padding-top: 4px; }
.bro-y-banner { margin: 40px 0 0 105px; padding: 34px 20px; text-align: center; color: #fff; font-size: 22px; font-weight: 500; line-height: 1.4; background: linear-gradient(90deg, #3c4fa0, #4a9fb0 55%, #6cc5a0); }
.bro-y-steps { display: grid; grid-template-columns: 318px 1fr; margin-top: 40px; background: #eeeeee; }
.bro-y-steps h4 { font-size: 21px !important; color: #1c9a5c !important; font-weight: 700; margin: 22px 0 18px !important; }
.bro-y-steps > div { padding: 0 20px; }
.bro-y-steps li { margin: 0 0 16px 20px; font-size: 13px; font-weight: 500; line-height: 1.5; }
.bro-y-steps li b { display: inline-block; margin-right: 8px; padding: 0 6px; background: #1c9a5c; color: #fff; }
.bro-y-contact { display: grid; grid-template-columns: 310px 1fr 120px; gap: 20px; align-items: center; margin-top: 20px; }
.bro-y-info { border-left: 1px solid #ddd; padding-left: 18px; }
.bro-y-info h4 { font-size: 22px !important; color: #1c9a5c !important; margin: 0 0 8px !important; }
.bro-y-info p { font-size: 11px; line-height: 1.8; color: #555; }
.bro-y-info b { font-size: 14px; color: #222; }
.bro-y-qr { width: 120px; border: 1px solid #ddd; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1700px) {
  .hdr-nav > ul { gap: clamp(28px, 4.5vw, 110px); }
  .ihero-news .bracket-box, .lang-en .ihero-news .bracket-box { left: auto; right: 6%; }
  .ihero-about .bracket-box { left: 9%; }
  .ihero-contact .bracket-box { left: 8%; }
  .ph-big { left: 9%; font-size: clamp(80px, 7.1vw, 136px); }
  .ph-text { left: auto; right: 10%; width: min(546px, 38vw); }
}
@media (max-width: 1440px) {
  .hp-card { height: auto; aspect-ratio: var(--ar, 503 / 687); }
  .hp-poster { --ar: 676 / 687; }
  .pp-kicker, .pp-l1, .pp-l2, .pp-pills, .pp-foot { transform-origin: 0 0; }
  .hp-poster { container-type: inline-size; }
  .pp-kicker { left: 5.9cqw; top: 28.1cqw; font-size: 3.1cqw; }
  .pp-l1, .pp-l2 { left: 4.6cqw; font-size: 7.5cqw; }
  .pp-l1 { top: 35cqw; } .pp-l2 { top: 44.2cqw; }
  .pp-pills { left: 6.4cqw; top: 54.7cqw; gap: 2cqw; }
  .pp-pills em { width: 26cqw; height: 4.9cqw; font-size: 3.1cqw; }
  .pp-foot { top: 94.6cqw; font-size: 2.2cqw; }
  .ha-in, .lang-en .ha-in { grid-template-columns: minmax(0, 1fr) 52%; padding: 0 40px 0 80px; }
  .ha-img { height: auto; aspect-ratio: 898 / 642; }
  .ha-text { padding-top: 140px; }
  .ha-text h2 { font-size: 40px; line-height: 58px; }
  .hs-grid, .hs-grid.hs-n1, .hs-grid.hs-n2, .hs-grid.hs-n3, .lang-en .hs-grid.hs-n3 { grid-template-columns: repeat(var(--n, 3), minmax(0, 360px)); justify-content: center; margin-left: 0; }
  .ftr-brand { flex-basis: 30%; }
  .ftr-cols { padding-left: 60px; gap: 50px; }
  .ftr-col, .ftr-col.ftr-contact { min-width: 0; }
  .ftr-bar { padding: 14px 40px; justify-content: center; }
  .ab-block, .ab-block.is-rev { grid-template-columns: 1fr 46%; gap: 0 60px; }
  .ab-block.is-rev { grid-template-columns: 46% 1fr; }
  .ab-block-img img { width: 100%; height: auto; aspect-ratio: 632 / 403; }
  .tl { grid-auto-columns: 220px; }
}
@media (max-width: 1200px) {
  :root { --hdr-h: 64px; }
  .hdr { padding: 0 20px; }
  .hdr-logo { margin-top: 0; }
  .hdr-logo img { width: 96px; height: 34px; }
  .nav-toggle { display: flex; flex-direction: column; justify-content: center; gap: 5px; margin-left: auto; width: 40px; height: 40px; border: 0; background: none; padding: 8px; }
  .nav-toggle span { display: block; height: 2px; background: #333; border-radius: 2px; transition: transform .25s, opacity .25s; }
  .nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  .nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hdr-nav { position: fixed; top: var(--hdr-h); left: 0; right: 0; bottom: 0; margin: 0; flex-direction: column; align-items: stretch; justify-content: flex-start; background: #fff; padding: 10px 24px 30px; transform: translateX(100%); visibility: hidden; transition: transform .3s, visibility .3s; overflow-y: auto; }
  .nav-open .hdr-nav { transform: none; visibility: visible; }
  .hdr-nav > ul { flex-direction: column; gap: 0; }
  .hdr-nav > ul a { line-height: 56px; font-size: 18px; border-bottom: 1px solid #f0f0f0; }
  .hdr-nav > ul a::after { left: 0; margin: 0; bottom: 12px; }
  .lang { margin-top: 20px; }
  .lang-btn { display: none; }
  .lang-menu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; display: flex; gap: 10px; padding: 0; }
  .lang-menu a { border: 1px solid #ddd; border-radius: 999px; padding: 8px 20px; }
  .lang-menu a.is-current { border-color: var(--primary); }
  .site-header { backdrop-filter: none; }
  body.nav-open { overflow: hidden; }
  .hh { height: auto; aspect-ratio: 1920 / 1080; min-height: 0; }
  .ihero, .ihero-product { height: 480px; }
  .bracket-box { transform: scale(.8); transform-origin: left top; }
  .ihero-news .bracket-box, .lang-en .ihero-news .bracket-box { transform-origin: right top; }
  .ph-big { top: 170px; }
  .ph-text { top: 150px; }
  .lang-en .ph-text { top: 170px; }
  .ph-text p { margin-top: 20px; font-size: 16px; line-height: 27px; }
  .hn-cards { grid-template-columns: repeat(2, 1fr); }
  .hn-card { min-height: 0; }
  .hn-img { height: auto; aspect-ratio: 578 / 417; }
  .nl-item { gap: 24px; }
  .nl-text { flex: 1 1 50%; max-width: none; }
  .nl-img { flex: 1 1 45%; height: auto; aspect-ratio: 578 / 275; }
  .pl-feature .pl-text { width: 48%; }
  .pl-feature img { left: auto; right: 4%; width: 44%; }
  .ct-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-inline: 0; gap: 24px; }
  .ct-card { padding: 30px; gap: 28px; }
  .ftr { flex-direction: column; padding: 40px 30px 30px; min-height: 0; }
  .ftr-brand { flex: none; justify-content: flex-start; padding: 0 0 24px; }
  .ftr-brand img { width: 84px; height: 84px; margin: 0; }
  .ftr-cols { border-left: 0; border-top: 2px solid #d9d9d9; padding: 30px 0 0; flex-wrap: wrap; gap: 30px 60px; min-height: 0; }
  .tl { grid-auto-columns: clamp(180px, calc((100vw - 40px) / 5), 220px); }
}
@media (max-width: 760px) {
  body { font-size: 15px; }
  .sec-head h2 { font-size: 26px; line-height: 34px; }
  .sec-head p { font-size: 16px; line-height: 24px; margin-top: 8px; }
  /* hero: stack vertically */
  .hh { aspect-ratio: auto; height: auto; padding: calc(var(--hdr-h) + 30px) 16px 36px; container-type: normal; }
  .hh-stage { position: relative; display: flex; flex-direction: column; align-items: center; }
  .hh-mark { position: absolute; top: 18px; font-size: 34vw; }
  .hh-img { position: relative; left: auto; top: auto; width: 92%; margin-top: 4vw; }
  .hh-shadow { position: relative; left: auto; top: auto; margin: -10px 0 0; width: 50%; height: 18px; }
  .hh-reg { position: static; align-self: flex-end; margin-top: 6px; font-size: 12px; }
  .hh-title { position: static; margin-top: 14px; font-size: 22px; }
  .hh-sub { position: static; margin-top: 6px; font-size: 16px; }
  .hp { padding: 40px 0 44px; }
  .hp .sec-head p { margin-bottom: 24px; }
  .hp-cards { grid-template-columns: 1fr 1fr; gap: 12px; width: calc(100% - 24px); }
  .hp-poster { grid-column: 1 / -1; }
  .ha { padding: 40px 0; }
  .ha-in, .lang-en .ha-in { display: flex; flex-direction: column; padding: 0 16px; }
  .ha-label { position: static; text-align: left; font-size: 14px; }
  .ha-text, .lang-en .ha-text { padding-top: 10px; padding-left: 0; }
  .ha-text h2, .lang-en .ha-text h2 { font-size: 26px; line-height: 38px; }
  .ha-text p, .lang-en .ha-text p { width: auto; margin: 14px 0 0; font-size: 15px; line-height: 26px; }
  .ha-text .btn, .lang-en .ha-text .btn { margin: 24px 0 0; width: 150px; height: 48px; font-size: 16px; }
  .ha-img { margin-top: 28px; border-radius: 24px; }
  .hs { padding: 44px 0; }
  .hs-grid, .hs-grid.hs-n1, .hs-grid.hs-n2, .hs-grid.hs-n3, .lang-en .hs-grid.hs-n3 { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 30px; margin-top: 28px; padding: 0 12px; }
  .hs-ico, .hs-ico img { width: 84px; height: 84px; }
  .hs-label, .lang-en .hs-label { margin-top: 16px; font-size: 16px; line-height: 22px; padding: 0 4px; }
  .hs-val { margin-top: 6px; font-size: 28px; }
  .hn { padding: 40px 0; }
  .hn .sec-head p { margin-bottom: 24px; }
  .hn-cards { grid-template-columns: 1fr; width: calc(100% - 24px); gap: 16px; }
  .hn-body { padding: 18px 18px 20px; }
  .hn-body h3 { font-size: 18px; line-height: 26px; }
  .hn-body p { margin: 10px 0 18px; font-size: 14px; line-height: 22px; }
  .ihero, .ihero-product { height: 340px; background-position: 30% top; }
  .ihero-news { background-position: 85% top; }
  .ihero-contact, .ihero-about { background-position: 10% top; }
  .bracket-box, .ihero-news .bracket-box, .ihero-about .bracket-box, .ihero-contact .bracket-box, .lang-en .ihero-news .bracket-box { left: 16px; right: 16px; top: 110px; transform: none; padding: 16px 20px; max-width: 360px; }
  .ihero-news .bracket-box { left: auto; }
  .bk-kicker, .ihero-about .bk-kicker { font-size: 22px; }
  .bracket-box h1, .ihero-about h1 { font-size: 28px; }
  .ihero-contact h1, .lang-en .ihero-contact h1 { font-size: 30px; line-height: 44px; }
  .br-line { width: 140px; margin: 12px 0 !important; }
  .bk-sub, .ihero-contact .bracket-box p { font-size: 14px; }
  .br-tl, .br-br { width: 20px; height: 16px; }
  .ph-big { left: 16px; top: 96px; font-size: 64px; }
  .ph-text, .lang-en .ph-text { left: 16px; right: 16px; top: 190px; width: auto; }
  .ph-text h1 { font-size: 24px; line-height: 32px; }
  .ph-text p, .lang-en .ph-text p { margin-top: 6px; font-size: 13px; line-height: 21px; display: -webkit-box; -webkit-line-clamp: 5; -webkit-box-orient: vertical; overflow: hidden; }
  .ihead { padding: 36px 0 16px; }
  .ihead::after { width: 120px; }
  .ihead h2 { font-size: 26px; line-height: 34px; }
  .nl-item { flex-direction: column-reverse; align-items: stretch; padding: 24px 0; }
  .nl-text { min-height: 0; padding-top: 0; }
  .nl-text h3 { font-size: 19px; white-space: normal; }
  .nl-text p { margin: 10px 0 18px; font-size: 14px; line-height: 22px; }
  .nl-img { flex: none; width: 100%; }
  .nl-foot time { font-size: 14px; }
  .btn-sm { height: 40px; min-width: 120px; font-size: 15px; }
  .crumbs { font-size: 13px; padding: 14px 0 10px; }
  .art-in { padding: 30px 0 40px; width: calc(100% - 32px); }
  .art h1 { font-size: 22px; line-height: 32px; }
  .art-meta { margin-top: 20px; padding-bottom: 18px; }
  .art-body { padding-top: 22px; font-size: 16px; line-height: 30px; }
  .art-body img { margin: 14px auto; }
  .art-bg { padding-bottom: 50px; }
  .pl { width: calc(100% - 24px); padding-bottom: 60px; }
  .pl-feature { height: auto; flex-direction: column; padding: 30px 16px 24px; }
  .pl-feature .pl-text { position: static; width: auto; }
  .pl-feature img { position: static; width: 86%; margin-top: 20px; }
  .pl-text h2, .lang-en .pl-text h2 { font-size: 22px; line-height: 30px; margin-top: 10px; }
  .pl-tag { font-size: 15px; }
  .pl-feature .btn { margin-top: 18px; }
  .pl-grid { grid-template-columns: 1fr; gap: 12px; margin-top: 12px; }
  .pl-small { height: auto; padding-bottom: 24px; }
  .pl-small .pl-text, .lang-en .pl-small .pl-text { padding-top: 30px; }
  .pl-small img, .pl-grid .pl-small:nth-child(odd) img, .pl-grid .pl-small:nth-child(even) img { position: static; transform: none; width: 64%; margin-top: 20px; }
  .pl-small:hover img { transform: scale(1.03); }
  .pl-apps, .pl-apps[style*="--n:4"] { grid-template-columns: repeat(2, 1fr); margin-top: 50px; }
  .pl-apps figure:nth-child(3) { border-left: 0; }
  .pl-apps figure:nth-child(n+3) { border-top: 2px solid #ebebeb; }
  .pl-apps figcaption, .lang-en .pl-apps figcaption { font-size: 17px; line-height: 24px; }
  .pl-apps img { width: 130px; height: 130px; margin-top: 14px; }
  .ab-head h2, .ab-honor h2 { font-size: 26px; line-height: 34px; }
  .ab-head p { font-size: 15px; margin-top: 6px; }
  .ab-history { padding-top: 44px; }
  .tl-scroll { overflow: visible; padding-inline: 0; }
  .tl { display: block; height: auto; margin: 28px 20px 0; padding-left: 24px; border-left: 2px solid #9fd3ff; width: auto; }
  .tl::before { display: none; }
  .tl-item { text-align: left; padding: 0 0 26px 10px; }
  .tl-dot, .tl-item.is-hl .tl-dot { position: absolute; left: -35px; top: 6px; width: 18px; height: 18px; margin: 0; border-radius: 50%; animation: none; }
  .tl-item.is-hl .tl-dot b { display: none; }
  .tl-text, .tl-item.is-up .tl-text, .tl-item.is-hl .tl-text { position: static; align-items: flex-start; padding: 0; gap: 2px; }
  .tl-item.is-hl .tl-text strong.sr-only { position: static !important; width: auto; height: auto; clip: auto; overflow: visible; color: #0090ff; }
  .tl-text strong { font-size: 20px; }
  .tl-text span, .lang-zh .tl-text span, .lang-en .tl-text span { font-size: 15px; line-height: 22px; white-space: normal; }
  .ab-wave { height: 100px; margin-top: -10px; }
  .ab-intro .ab-head { margin-bottom: 28px; }
  .ab-block, .ab-block.is-rev { display: flex; flex-direction: column-reverse; gap: 18px; margin-bottom: 40px; width: calc(100% - 32px); }
  .ab-block.is-rev .ab-block-img { order: 0; }
  .ab-block-text h3, .lang-en .ab-block-text h3 { font-size: 22px; line-height: 30px; }
  .ab-block-text p, .lang-en .ab-block-text p { margin-top: 12px; font-size: 15px; line-height: 26px; }
  .ab-honor { padding: 44px 0 50px; }
  .ab-honor-text { margin-top: 20px; }
  .ab-honor-text p { font-size: 15px; line-height: 26px; }
  .ab-certs { flex-direction: column; margin-top: 30px; width: calc(100% - 32px); }
  .ct-map { height: 300px; border-radius: 20px 0 20px 0; margin-top: 24px; }
  .ct-callout { padding: 10px 14px; font-size: 13px; }
  .ct-cards { grid-template-columns: 1fr; margin-top: 26px; }
  .ct-card { min-height: 0; padding: 24px; gap: 20px; }
  .ct-ico, .ct-ico img { width: 72px; height: 72px; }
  .ct-card h3 { font-size: 21px; }
  .ct-hl { margin-top: 12px; font-size: 19px; }
  .ct-text { font-size: 15px; line-height: 26px; }
  .ct-card.no-icon { padding: 24px; }
  .ct-cols { grid-template-columns: 1fr; margin-top: 30px; }
  .ct-col { padding: 18px 0; }
  .ct-col + .ct-col { border-left: 0; border-top: 1px solid #ddd; }
  .ct-col h3 { font-size: 21px; }
  .ct-col ul { margin-top: 12px; gap: 8px; }
  .ct-form { padding: 24px 18px; }
  .ct-form-grid { grid-template-columns: 1fr; }
  .ftr { padding: 30px 20px 20px; }
  .ftr-cols { gap: 24px 40px; }
  .ftr-col h3 { font-size: 18px; line-height: 26px; }
  .ftr-phone { margin-top: 10px; font-size: 22px; }
  .ftr-mail { margin-top: 10px; font-size: 18px; }
  .ftr-col ul { margin-top: 10px; gap: 6px; }
  .ftr-col li a { font-size: 15px; }
  .ftr-qrs { width: 100%; }
  .qr-frame { width: 120px; height: 120px; padding: 8px; }
  .ftr-qrs figcaption { font-size: 13px; }
  .ftr-bar { padding: 14px 16px; font-size: 12px; gap: 4px 16px; line-height: 1.6; }
  /* brochures */
  .bro-hero, .bro-show, .bro-grid, .bro-doctor, .bro-split, .bro-y-two, .bro-y-steps, .bro-y-contact, .bro-y-feat { grid-template-columns: 1fr !important; }
  .bro-bars { display: none; }
  .bro-h1 { font-size: 28px !important; }
  .bro-h2 { font-size: 22px !important; }
  .bro-band { font-size: 17px; padding: 2px 20px; }
  .bro-row { grid-template-columns: 110px 1fr; }
  .bro-span2 { grid-row: auto; }
  .bro-badge-row { flex-direction: column; align-items: flex-start; }
  .bro-cols { grid-template-columns: 1fr 1fr; }
  .bro-y-h1 span { font-size: 30px; } .bro-y-h1 strong { font-size: 32px; }
  .bro-y-logos { width: 220px; margin: 0 auto !important; }
  .bro-y-pattern { width: 80px; }
  .bro-y-device { flex-direction: column; align-items: center; }
  .bro-y-device img { width: 100%; }
  .bro-y-stats { position: static; text-align: center; }
  .bro-y-vertical { writing-mode: horizontal-tb; font-size: 24px !important; }
  .bro-y-vertical::before { display: none; }
  .bro-y-feat dl { grid-template-columns: 1fr; }
  .bro-y-banner { margin-left: 0; font-size: 17px; }
}

/* EN about fine-tuning (design 27) */
@media (min-width: 761px) {
  .lang-en .ab-history { padding-top: 35px; }
  .lang-en .ab-history .tl { margin-top: 40px; }
  .lang-en .tl-text { gap: 18px; }
  .lang-en .bk-kicker.is-main { font-size: 40px; }
  .lang-en .ab-intro .ab-head { padding-top: 110px; }
  .lang-en .ab-block-text h3 { font-size: 34px; line-height: 44px; }
  .lang-en .ab-block-text p { max-width: 640px; }
}