@charset "utf-8";

/*
 * Material technology visual system
 * This stylesheet intentionally sits after the legacy theme so the PbootCMS
 * tags and content structure remain unchanged while the presentation updates.
 */
:root {
  --ink: #101820;
  --ink-soft: #1b2833;
  --navy: #0d1720;
  --paper: #f6f8fa;
  --white: #ffffff;
  --line: #dfe6eb;
  --muted: #687887;
  --blue: #1176d2;
  --blue-dark: #075ba9;
  --cyan: #55d7e9;
  --shadow: 0 18px 45px rgba(15, 33, 48, .10);
}

html { scroll-behavior: smooth; }
body {
  min-width: 320px;
  color: var(--ink);
  background: var(--white);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body, input, textarea, button { font-family: inherit; }
a { color: inherit; transition: color .25s ease, background .25s ease, border-color .25s ease, transform .25s ease; }
img { max-width: 100%; height: auto; }
.wrap { width: min(1240px, calc(100% - 56px)); margin: 0 auto; }

/* Header */
.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  color: #fff;
  background: rgba(10, 20, 29, .78);
  border-bottom: 1px solid rgba(255, 255, 255, .13);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background .25s ease, box-shadow .25s ease, transform .25s ease;
}
.header.fixed {
  background: rgba(10, 20, 29, .96);
  box-shadow: 0 8px 28px rgba(0, 0, 0, .18);
}
.header .head {
  height: 34px;
  line-height: 34px;
  color: rgba(255, 255, 255, .68);
  font-size: 12px;
  letter-spacing: .04em;
  background: rgba(0, 0, 0, .16);
  border-bottom: 1px solid rgba(255, 255, 255, .09);
}
.header .head .frt { color: var(--cyan); }
.header > .wrap {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}
.logo { float: none; line-height: 1; flex: 0 0 auto; }
.logo a { display: flex; align-items: center; min-height: 38px; }
.logo img { display: block; max-height: 42px; width: auto; }
.menu { float: none; margin-left: auto; }
.menu ul { display: flex; align-items: center; margin: 0; }
.menu ul li { position: relative; float: none; margin: 0 0 0 34px; padding: 0; }
.menu ul li a {
  display: block;
  color: rgba(255, 255, 255, .84);
  font-size: 14px;
  font-weight: 500;
  line-height: 76px;
  letter-spacing: .04em;
  white-space: nowrap;
}
.menu ul li a:after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  width: 0;
  margin: auto;
  background: var(--cyan);
  transition: width .25s ease;
}
.menu ul li.on a, .menu ul li a:hover { color: #fff; }
.menu ul li.on a:after, .menu ul li a:hover:after { width: 100%; }
.header-consult {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  height: 36px;
  padding: 0 16px;
  margin-left: 26px;
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  background: var(--blue);
  border-radius: 2px;
  white-space: nowrap;
}
.header-consult span { font-size: 18px; line-height: 1; }
.header-consult:hover { color: #fff; background: var(--blue-dark); transform: translateY(-2px); }
.language-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 34px;
  box-sizing: border-box;
  margin-left: 10px;
  padding: 0 9px;
  color: #7ae4f4;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  white-space: nowrap;
  border: 1px solid rgba(93, 217, 239, .46);
  border-radius: 2px;
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}
.language-toggle:hover { color: #fff; background: rgba(35, 151, 221, .24); border-color: #5dd9ef; }
.menu_wrap { display: none; }

/* Hero */
.mainer { margin-top: 0; overflow: hidden; }
.banner_owl { position: relative; background: var(--ink); }
.banner .item {
  position: relative;
  min-height: min(760px, 78vh);
  height: 720px;
  overflow: hidden;
  background: var(--ink);
}
.banner .img1 { position: absolute; inset: 0; }
.banner .img1:after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 16, 27, .82) 0%, rgba(5, 16, 27, .53) 44%, rgba(5, 16, 27, .14) 74%, rgba(5, 16, 27, .28) 100%),
    linear-gradient(0deg, rgba(4, 14, 22, .45), transparent 52%);
}
.banner .img1 img {
  width: 100%;
  height: 100%;
  max-width: none;
  margin: 0;
  object-fit: cover;
  transform: scale(1.02);
}
.banner .item .text {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  min-height: min(760px, 78vh);
  height: 720px;
  padding: 0;
  color: #fff;
  text-align: left;
}
.banner .item .text .wrap { margin: 0 auto; }
.hero-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 22px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
}
.hero-kicker:before { content: ""; width: 36px; height: 1px; background: currentColor; }
.banner .text h2 {
  max-width: 760px;
  margin: 0;
  color: #fff;
  font-size: clamp(38px, 5.1vw, 70px);
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: .035em;
  text-shadow: none;
}
.banner .text h2 strong { color: var(--cyan); font-weight: inherit; }
.banner .item .text .hero-subtitle {
  max-width: 570px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, .77);
  font-size: 16px;
  letter-spacing: .12em;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.hero-actions a {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  min-width: 150px;
  justify-content: space-between;
  padding: 13px 18px 13px 20px;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  border: 1px solid rgba(255, 255, 255, .52);
}
.hero-actions a:first-child { background: var(--blue); border-color: var(--blue); }
.hero-actions a:hover { transform: translateY(-3px); background: var(--blue-dark); border-color: var(--blue-dark); }
.hero-actions span { font-size: 20px; line-height: 1; }
.banner_owl .banner_cur { z-index: 4; right: max(28px, calc((100vw - 1240px) / 2)); bottom: 52px; top: auto; opacity: 1; }
.banner_cur span { width: 42px; height: 42px; background-color: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.26); }
.banner_cur span:hover { background-color: var(--blue); border-color: var(--blue); }
.owl-theme .owl-dots { position: absolute; z-index: 4; right: max(28px, calc((100vw - 1240px) / 2)); bottom: 21px; margin: 0; }
.owl-theme .owl-dots .owl-dot span { width: 22px; height: 2px; margin: 0 5px; background: rgba(255,255,255,.48); border-radius: 0; }
.owl-theme .owl-dots .owl-dot.active span, .owl-theme .owl-dots .owl-dot:hover span { background: var(--cyan); }

/* Shared sections */
.page { padding: 112px 0; }
.page_list { background: var(--white); }
.page_tit {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  min-height: 0;
  margin: 0 0 44px;
  padding: 0 0 18px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}
.page_tit h3 {
  position: relative;
  margin: 0;
  padding: 0 0 0 18px;
  color: var(--ink);
  font-size: clamp(26px, 2.8vw, 36px);
  font-weight: 600;
  line-height: 1.16;
  letter-spacing: .02em;
}
.page_tit h3:before {
  content: "";
  position: absolute;
  left: 0;
  top: .14em;
  width: 4px;
  height: .95em;
  background: var(--blue);
}
.page_tit h3 span {
  display: block;
  margin: 10px 0 0;
  color: var(--blue);
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.page_tit .tag { float: none; padding: 0; }
.page_tit .tag ul, .ul_tag { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; }
.page_tit .tag ul li { float: none; padding: 0; margin: 0; }
.page_tit .tag ul li a {
  display: block;
  padding: 6px 12px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
  border: 1px solid transparent;
}
.page_tit .tag ul li a:hover, .page_tit .tag ul li.on a, .page_tit .tag ul li .thisclass {
  color: var(--blue);
  background: #eef7ff;
  border-color: #cfe9ff;
}

/* Product cards */
.pro_list ul {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  width: auto;
  margin: 0;
}
.pro_list ul li, .pro_list ul li:nth-child(3n+1) { float: none; clear: none; width: auto; }
.pro_list ul li a {
  display: block;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: 0 0 0 rgba(0,0,0,0);
}
.pro_list ul li .img { position: relative; overflow: hidden; aspect-ratio: 1.28 / 1; background: #e8edf1; }
.pro_list ul li .img:after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(4, 18, 30, .2)); }
.pro_list ul li img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .6s cubic-bezier(.2,.7,.2,1); }
.pro_list ul li .text {
  position: relative;
  inset: auto;
  display: block;
  min-height: 142px;
  padding: 23px 24px 24px;
  color: var(--muted);
  opacity: 1;
  background: var(--white);
  transition: background .25s ease;
}
.pro_list ul li .box { position: static; bottom: auto; left: auto; padding: 0; }
.pro_list ul li .text h3, .pro_list ul li .text1 h3 {
  margin: 0;
  color: var(--ink);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  text-align: left;
}
.pro_list ul li .text label { display: none; }
.pro_list ul li .text p { height: 40px; margin: 9px 0 0; overflow: hidden; color: var(--muted); font-size: 13px; line-height: 1.55; }
.pro_list ul li .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
  color: var(--blue);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  background: transparent;
}
.pro_list ul li .btn:after { content: "→"; font-size: 18px; line-height: 1; }
.pro_list ul li a:hover { border-color: #b9dfff; box-shadow: var(--shadow); transform: translateY(-5px); }
.pro_list ul li a:hover .text { background: #fbfdff; }
.pro_list ul li a:hover img { transform: scale(1.07); }

/* Material portfolio */
.material-spectrum {
  padding: 108px 0;
  color: #dce9f0;
  background:
    radial-gradient(circle at 85% 5%, rgba(31, 130, 203, .36), transparent 24%),
    linear-gradient(125deg, #0c1821, #132a39);
}
.material-spectrum .wrap { display: grid; grid-template-columns: minmax(270px, .82fr) minmax(0, 1.45fr); gap: 68px; align-items: center; }
.section-eyebrow { margin: 0 0 16px; color: var(--cyan); font-size: 11px; font-weight: 700; letter-spacing: .18em; }
.material-intro h2 { margin: 0; color: #fff; font-size: clamp(28px, 3vw, 40px); font-weight: 600; line-height: 1.35; letter-spacing: .02em; }
.material-intro > p:last-child { margin: 22px 0 0; color: rgba(255,255,255,.63); line-height: 1.9; }
.material-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid rgba(255,255,255,.18); border-left: 1px solid rgba(255,255,255,.18); }
.material-card { position: relative; min-height: 190px; padding: 29px; border-right: 1px solid rgba(255,255,255,.18); border-bottom: 1px solid rgba(255,255,255,.18); transition: background .28s ease; }
.material-card:before { content: ""; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(77,207,229,.16), transparent 64%); opacity: 0; transition: opacity .28s ease; }
.material-card > * { position: relative; z-index: 1; }
.material-card:hover { background: rgba(255,255,255,.065); }
.material-card:hover:before { opacity: 1; }
.material-no { display: block; margin-bottom: 27px; color: var(--cyan); font-size: 12px; font-weight: 700; letter-spacing: .12em; }
.material-card h3 { margin: 0; color: #fff; font-size: 20px; font-weight: 600; }
.material-card p { max-width: 210px; margin: 12px 0 0; color: rgba(255,255,255,.62); font-size: 13px; line-height: 1.75; }
.material-arrow { position: absolute; right: 27px; bottom: 23px; color: var(--cyan); font-size: 23px; line-height: 1; transition: transform .25s ease; }
.material-card:hover .material-arrow { transform: translateX(5px); }

/* Company introduction and material capability */
.page_about { position: relative; overflow: hidden; padding: 116px 0; color: rgba(255,255,255,.72); background: var(--ink); }
.page_about .bg {
  display: block;
  position: absolute;
  inset: 0;
  opacity: 1;
  background:
    radial-gradient(circle at 83% 24%, rgba(26, 129, 210, .30), transparent 27%),
    linear-gradient(120deg, #0b1720 5%, #162631 100%);
}
.page_about .wrap { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, .92fr) minmax(360px, 1.08fr); align-items: center; gap: 72px; }
.page_about .img1 { float: none; grid-column: 2; grid-row: 1; width: 100%; margin: 0; }
.page_about .img1:before { content: ""; position: absolute; z-index: -1; width: 140px; height: 140px; margin: -22px 0 0 -22px; border: 1px solid rgba(91, 214, 234, .48); }
.page_about .img1 img { display: block; width: 100%; max-height: 460px; object-fit: cover; }
.page_about .img1 .box { display: none; }
.page_about .over { grid-column: 1; grid-row: 1; }
.page_about .page_tit { border-color: rgba(255,255,255,.2); }
.page_about .page_tit h3 { color: #fff; }
.page_about .page_tit h3:before { background: var(--cyan); }
.page_about .page_tit h3 span { color: var(--cyan); }
.page_about .text { padding: 0; }
.page_about .text p { margin: 0; color: rgba(255,255,255,.74); line-height: 2; text-align: left; }
.page_about .btn { margin-top: 30px; }
.page_about .btn a {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 11px 0;
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  border-bottom: 1px solid var(--cyan);
}
.page_about .btn a:after { content: "→"; font-size: 20px; }
.page_about .btn a:hover { color: var(--cyan); }

/* News and partner cards */
.news_list ul {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 0;
}
.news_list ul li, .news_list ul li:nth-child(3n+1) { float: none; clear: none; width: auto; }
.news_list ul li a {
  display: block;
  height: 100%;
  margin: 0;
  padding: 28px;
  color: var(--ink);
  background: #f7f9fa;
  border: 1px solid #edf1f3;
}
.news_list .img { display: none; }
.news_list .text { display: block; padding: 0; }
.news_list h3 { margin: 0; color: var(--ink); font-size: 17px; font-weight: 600; line-height: 1.55; }
.news_list label { width: 32px; height: 2px; margin: 18px 0 14px; background: var(--blue); }
.news_list .p_time { color: var(--blue); font-size: 11px; letter-spacing: .08em; }
.news_list .d_text { height: 44px; margin: 11px 0 0; overflow: hidden; color: var(--muted); font-size: 13px; line-height: 1.7; }
.news_list a:hover { background: var(--ink); border-color: var(--ink); transform: translateY(-4px); box-shadow: var(--shadow); }
.news_list a:hover h3, .news_list a:hover .d_text { color: #fff; }
.news_list a:hover .p_time { color: var(--cyan); }
.link_list { margin-top: 40px; }
.link_list ul { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin: 0; }
.link_list ul li, .link_list ul li:nth-child(4n+1) { float: none; clear: none; width: auto; }
.link_list ul li a { display: flex; height: 100px; margin: 0; align-items: center; justify-content: center; background: #fff; border: 1px solid var(--line); }
.link_list ul li img { max-height: 60px; width: auto; filter: grayscale(100%); opacity: .7; transition: all .25s ease; }
.link_list ul li a:hover { border-color: #abd9ff; box-shadow: 0 8px 20px rgba(15, 45, 72, .07); }
.link_list ul li a:hover img { filter: grayscale(0); opacity: 1; }
.page_num { display: none; }

/* Inner page hero and heading */
.neibanr { position: relative; height: 265px; overflow: hidden; background: var(--ink); }
.neibanr:after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8, 20, 31, .78), rgba(8,20,31,.26)); }
.neibanr img { width: 100%; height: 100%; max-width: none; display: block; object-fit: cover; }
.neibanr + .page_list { background: var(--paper); }
.neibanr + .page_list .page { min-height: 460px; }
.neibanr + .page_list .page > .wrap > .page_tit:first-child { margin-top: 0; }

/* Inner content */
.about { background: #fff; border: 1px solid var(--line); }
.about .item { min-height: 0; padding: 42px; color: var(--muted); border-bottom: 1px solid var(--line); }
.about .item:last-child { border-bottom: 0; }
.about .item .img { max-width: 42%; margin: 0 0 20px 46px; }
.about .item .img img { display: block; }
.about .item h3 { margin: 0 0 18px; color: var(--ink); font-size: 23px; font-weight: 600; }
.about .item .d_text { line-height: 1.95; }
.about2 { position: relative; padding-left: 38px; }
.about2:before { content: ""; position: absolute; left: 0; top: 8px; bottom: 8px; width: 1px; background: var(--line); }
.about2 li { position: relative; padding: 0 0 36px; color: var(--muted); }
.about2 li:before { content: ""; position: absolute; top: 9px; left: -44px; width: 13px; height: 13px; background: #fff; border: 3px solid var(--blue); border-radius: 50%; }
.about2 ul li span { width: 160px; margin: 0 26px 0 0; padding: 0; color: var(--blue); font-size: 18px; font-weight: 700; }
.about2 ul li span:after { display: none; }
.about2 ul li .text { overflow: visible; color: var(--muted); }
.ry_list ul { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 22px; margin: 0; }
.ry_list ul li, .ry_list ul li:nth-child(4n+1) { float: none; clear: none; width: auto; }
.ry_list ul li .box { margin: 0; overflow: hidden; background: #fff; border: 1px solid var(--line); }
.ry_list ul li .box .img { aspect-ratio: 1 / .78; display: flex; align-items: center; justify-content: center; overflow: hidden; border: 0; background: #fbfcfd; }
.ry_list ul li .box .img img { width: 100%; height: 100%; object-fit: contain; transition: transform .35s ease; }
.ry_list ul li .box p { padding: 17px 15px; color: var(--ink); font-size: 14px; line-height: 1.5; }
.ry_list ul li .box p a { color: var(--ink); }
.ry_list ul li .box:hover { border-color: #bde0ff; box-shadow: var(--shadow); transform: translateY(-4px); }
.ry_list ul li .box:hover img { transform: scale(1.06); }

.news li { margin: 0 0 18px; }
.news li a { display: grid; grid-template-columns: 290px minmax(0, 1fr) 52px; gap: 28px; align-items: center; padding: 16px; background: #fff; border: 1px solid var(--line); }
.news li:before { display: none; }
.news li .img { width: auto; float: none; margin: 0; overflow: hidden; aspect-ratio: 1.35 / 1; background: #edf1f4; }
.news li .img img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.news li .text { overflow: visible; padding: 0; color: var(--muted); }
.news li .text h3 { margin: 0; color: var(--ink); font-size: 18px; font-weight: 600; }
.news li .text label { margin: 13px 0 10px; background: var(--blue); }
.news li .d_text { height: 45px; margin: 8px 0 0; overflow: hidden; }
.news li .btn { position: static; width: 48px; height: 48px; border: 1px solid #c8d4dc; background: none; }
.news li .btn:after { content: "→"; display: block; color: var(--blue); font-size: 22px; line-height: 46px; text-align: center; }
.news li a:hover { border-color: #b6dcfa; box-shadow: var(--shadow); transform: translateY(-3px); }
.news li a:hover .img img { transform: scale(1.06); }
.news li:hover .btn { background: var(--blue); border-color: var(--blue); }
.news li:hover .btn:after { color: #fff; }
.pro_details { padding: 46px; background: #fff; border: 1px solid var(--line); box-shadow: 0 12px 32px rgba(23,42,56,.04); }
.pro_details .tit { margin: 0 0 30px; padding: 0 0 22px; line-height: 1.4; border-bottom: 1px solid var(--line); }
.pro_details .tit h3 { color: var(--ink); font-size: clamp(25px, 3vw, 34px); font-weight: 600; }
.pro_details .tit label { padding: 5px 9px; color: var(--blue); font-size: 11px; background: #eaf6ff; border-radius: 0; }
.pro_details .text { margin: 0; color: #405261; line-height: 2; }
.pro_details .text img { margin: 18px auto; }
.xg_list { margin-top: 68px; }

/* Recruitment, page controls and contact */
.zp_p_list { max-width: none; color: var(--muted); }
.zp_p_list .list:first-child { border-top: 0; }
.zp_p_list .zp_list > ul > li { margin: 0 0 14px; background: #fff; border: 1px solid var(--line); }
.zp_p_list .title { min-height: 66px; padding: 13px 58px 13px 22px; line-height: 40px; color: #526470; background: none; border: 0; background-image: none; }
.zp_p_list .title:after { content: "+"; position: absolute; right: 22px; color: var(--blue); font-size: 25px; font-weight: 300; }
.zp_p_list .title span { margin-right: 26px; }
.zp_p_list .title span.span1 { color: var(--ink); font-size: 19px; font-weight: 600; }
.zp_p_list .on .title, .zp_p_list li:hover .title { color: #526470; background: #f8fbfd; }
.zp_p_list .on .title { border-bottom: 1px solid var(--line); }
.zp_p_list .on .title:after { content: "−"; }
.zp_p_list .on .title .span1, .zp_p_list li:hover .title .span1 { color: var(--blue); }
.zp_p_list li.on, .zp_p_list li:hover { background: #fff; }
.zp_p_list .box { padding: 0 22px 20px; }
.zp_p_list .box .list { padding: 18px 0; border-bottom: 1px solid var(--line); }
.zp_p_list .text h4 { margin-bottom: 10px; color: var(--ink); font-size: 15px; font-weight: 600; }
.zp_p_list .text > ul > li { margin-left: 18px; }
.pagination a { padding: 7px 13px; color: var(--muted); background: #fff; border: 1px solid var(--line); border-radius: 0; }
.pagination span { padding: 7px 2px; color: var(--muted); }
.pagination a:hover, .pagination a.page-num-current { color: #fff; background: var(--blue); border-color: var(--blue); }
.text-secondary { padding: 34px 0; color: var(--muted); }

/* Footer */
.footer { position: relative; overflow: hidden; padding: 88px 0 0; color: rgba(255,255,255,.64); background: #0b141c; }
.footer:before { content: ""; position: absolute; top: -180px; right: -120px; width: 520px; height: 520px; border: 1px solid rgba(85,215,233,.16); border-radius: 50%; box-shadow: 0 0 0 62px rgba(85,215,233,.035), 0 0 0 125px rgba(85,215,233,.025); }
.footer .wrap, .footer .page, .footer .contact { position: relative; }
.footer .page { padding: 0; }
.footer .page_tit { margin-bottom: 26px; padding-bottom: 16px; border-color: rgba(255,255,255,.18); }
.footer .page_tit h3 { color: #fff; font-size: 27px; }
.footer .page_tit h3:before { background: var(--cyan); }
.footer .page_tit h3 span { color: var(--cyan); }
.footer .contact > h3 { margin: 0 0 15px; color: #fff; font-size: 22px; font-weight: 500; }
.footer .address { margin: 0 0 32px; color: rgba(255,255,255,.62); line-height: 1.9; }
.footer .address > span { display: inline-block; margin: 0 30px 6px 0; }
.footer .address .share { float: right; margin: -8px 0 0; }
.footer .address .share ul { display: flex; gap: 8px; margin: 0; }
.footer .address .share li { margin: 0; }
.footer .address .share a { display: flex; width: 34px; height: 34px; align-items: center; justify-content: center; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); }
.footer .address .share a:hover { background: var(--blue); border-color: var(--blue); }
.footer .address .share img { max-height: 15px; }
.footer .contact .list { padding: 26px; background: rgba(255,255,255,.055); border: 1px solid rgba(255,255,255,.12); }
.footer .contact .list_lt { width: 48%; }
.footer .contact .list_rt { width: 49%; }
.footer .contact .list_lt li { margin-bottom: 10px; }
.footer .div_input { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.11); }
.footer .div_input input, .footer .div_input textarea { width: 100%; box-sizing: border-box; color: #fff; background: transparent; border: 0; outline: 0; }
.footer .div_input input { height: 42px; padding: 0 14px; }
.footer .div_input textarea { height: 136px; padding: 12px 14px; resize: vertical; }
.footer .div_input input::placeholder, .footer .div_input textarea::placeholder { color: rgba(255,255,255,.46); }
.footer .contact .btn { margin-top: 16px; text-align: left; }
.footer .contact .btn a { display: inline-block; min-width: 140px; padding: 10px 20px; color: #fff; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-align: center; background: var(--blue); }
.footer .contact .btn a:hover { background: var(--blue-dark); transform: translateY(-2px); }
.copyright { position: relative; margin-top: 60px; padding: 18px 0; color: rgba(255,255,255,.42); font-size: 12px; line-height: 1.7; border-top: 1px solid rgba(255,255,255,.12); }
.copyright a { color: rgba(255,255,255,.58); }
.copyright a:hover { color: var(--cyan); }
.full { right: 22px; bottom: 36px; z-index: 100; }
.full li a { width: 46px; height: 46px; margin-top: 7px; background-color: var(--ink); box-shadow: 0 8px 18px rgba(0,0,0,.12); }
.full li a:hover { background-color: var(--blue); }
.full li a label { left: auto; right: 56px; border-radius: 2px; background: var(--ink); }
.full li a:hover label { right: 50px; }

@media (max-width: 1024px) {
  .wrap { width: min(100% - 40px, 1240px); }
  .menu ul li { margin-left: 21px; }
  .header-consult { margin-left: 16px; }
  .page { padding: 82px 0; }
  .page_about .wrap { gap: 42px; }
  .material-spectrum .wrap { gap: 42px; }
  .pro_list ul, .news_list ul { gap: 15px; }
  .news li a { grid-template-columns: 235px minmax(0, 1fr) 44px; gap: 20px; }
}

@media (max-width: 760px) {
  .wrap { width: calc(100% - 32px); }
  .header .head { display: none; }
  .header > .wrap { height: 65px; }
  .logo img { max-height: 34px; }
  .header { background: rgba(10,20,29,.94); }
  .menu {
    position: fixed;
    top: 0;
    left: auto;
    right: -100%;
    width: min(82vw, 340px);
    height: 100vh;
    margin: 0;
    padding: 86px 28px 30px;
    background: #0d1720;
    box-sizing: border-box;
    transition: right .32s cubic-bezier(.2,.7,.2,1);
  }
  .menu ul { display: block; padding: 0; }
  .menu ul li { margin: 0; padding: 0; border-bottom: 1px solid rgba(255,255,255,.12); }
  .menu ul li a { line-height: 52px; color: rgba(255,255,255,.82); font-size: 15px; }
  .menu ul li a:after { left: 0; right: auto; bottom: -1px; height: 2px; }
  .header-consult { display: none; }
  .header > .wrap { position: relative; }
  .language-toggle { position: absolute; top: 16px; right: 52px; height: 33px; margin: 0; }
  .h_menu .menu { left: auto; right: 0; }
  .menu_wrap {
    display: flex;
    position: relative;
    z-index: 1001;
    top: auto;
    right: auto;
    width: 40px;
    height: 40px;
    background: none;
    border: 1px solid rgba(255,255,255,.45);
    cursor: pointer;
  }
  .menu_wrap:before, .menu_wrap:after, .menu_wrap { background-repeat: no-repeat; background-position: center; }
  .menu_wrap:before, .menu_wrap:after { content: ""; position: absolute; left: 10px; width: 18px; height: 1px; background-color: #fff; transition: transform .25s ease; }
  .menu_wrap:before { top: 14px; box-shadow: 0 6px 0 #fff; }
  .menu_wrap:after { top: 26px; }
  .h_menu .menu_wrap:before { top: 19px; box-shadow: none; transform: rotate(45deg); }
  .h_menu .menu_wrap:after { top: 19px; transform: rotate(-45deg); }
  .mainer { margin-top: 0; }
  .banner .item, .banner .item .text { min-height: 580px; height: 82vh; }
  .banner .img1 img { width: 100%; height: 100%; margin: 0; object-position: 58% center; }
  .banner .item .text { padding-top: 30px; }
  .hero-kicker { margin-bottom: 17px; font-size: 10px; }
  .banner .text h2 { max-width: 430px; font-size: clamp(34px, 10vw, 48px); }
  .banner .item .text .hero-subtitle { margin-top: 17px; font-size: 13px; line-height: 1.8; letter-spacing: .1em; }
  .hero-actions { margin-top: 26px; }
  .hero-actions a { min-width: 132px; padding: 11px 13px 11px 15px; }
  .banner_owl .banner_cur { display: none; }
  .owl-theme .owl-dots { right: 14px; bottom: 17px; }
  .page { padding: 64px 0; }
  .page_tit { display: block; margin-bottom: 29px; padding-bottom: 14px; }
  .page_tit h3 { font-size: 28px; }
  .page_tit .tag { margin-top: 20px; }
  .pro_list ul, .news_list ul { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .pro_list ul li .text { min-height: 130px; padding: 17px; }
  .pro_list ul li .text h3, .pro_list ul li .text1 h3 { font-size: 16px; }
  .pro_list ul li .text p { height: 40px; font-size: 12px; }
  .page_about { padding: 70px 0; }
  .material-spectrum { padding: 70px 0; }
  .material-spectrum .wrap { display: block; }
  .material-grid { margin-top: 32px; }
  .page_about .wrap { display: flex; flex-direction: column-reverse; gap: 28px; }
  .page_about .img1 { width: 100%; }
  .page_about .img1:before { width: 90px; height: 90px; }
  .page_about .text p { line-height: 1.9; text-align: justify; }
  .neibanr { height: 190px; }
  .neibanr + .page_list .page { min-height: 0; }
  .about .item { padding: 26px 22px; }
  .about .item .img { max-width: none; float: none; margin: 0 0 20px; }
  .about .item h3 { font-size: 20px; }
  .about2 { padding-left: 27px; }
  .about2 li:before { left: -33px; }
  .about2 ul li span { float: none; display: block; width: auto; margin: 0 0 8px; }
  .ry_list ul { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .news li a { grid-template-columns: 110px minmax(0, 1fr); gap: 15px; padding: 10px; }
  .news li .img { aspect-ratio: 1 / 1; }
  .news li .text h3 { font-size: 15px; }
  .news li .text label, .news li .d_text, .news li .btn { display: none; }
  .news li .p_time { margin-top: 8px; }
  .pro_details { padding: 25px 20px; }
  .pro_details .tit { margin-bottom: 20px; padding-bottom: 16px; }
  .pro_details .tit h3 { font-size: 25px; }
  .zp_p_list .title { padding: 13px 42px 13px 15px; line-height: 1.8; }
  .zp_p_list .title span { display: inline; margin-right: 12px; font-size: 12px; }
  .zp_p_list .title span.span1 { display: block; margin-bottom: 4px; font-size: 17px; }
  .zp_p_list .title:after { right: 15px; }
  .footer { padding-top: 62px; }
  .footer .address .share { float: none; margin: 14px 0 0; }
  .footer .contact .list { padding: 16px; }
  .footer .contact .list_lt, .footer .contact .list_rt { width: 100%; float: none; }
  .footer .contact .list_rt { margin-top: 10px; }
  .copyright { margin-top: 38px; padding: 14px 0; }
  .full { display: none; }
}

@media (max-width: 420px) {
  .pro_list ul, .news_list ul { grid-template-columns: 1fr; }
  .material-grid { grid-template-columns: 1fr; }
  .material-card { min-height: 165px; }
  .pro_list ul li .img { aspect-ratio: 1.48 / 1; }
  .link_list ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-actions { gap: 9px; }
  .hero-actions a { min-width: auto; flex: 1; font-size: 12px; }
}

/* Unified light palette: blue is the only accent, dark is reserved for hero/navigation/footer. */
.material-spectrum {
  color: #526674;
  background: #f8fbfd;
}
.section-eyebrow { color: var(--blue); }
.material-intro h2 { color: var(--ink); }
.material-intro > p:last-child { color: #637786; }
.material-grid { gap: 12px; border: 0; }
.material-card {
  background: #fff;
  border: 1px solid #dce8ef;
  box-shadow: 0 8px 22px rgba(21, 61, 87, .04);
  transition: background .28s ease, border-color .28s ease, box-shadow .28s ease, transform .28s ease;
}
.material-card:before { background: linear-gradient(135deg, rgba(71, 169, 231, .12), transparent 64%); }
.material-card:hover { background: #fff; border-color: #aad8f6; box-shadow: 0 16px 32px rgba(21, 61, 87, .10); transform: translateY(-4px); }
.material-no, .material-arrow { color: var(--blue); }
.material-card h3 { color: var(--ink); }
.material-card p { color: #637786; }

.page_about { color: #526674; background: #f2f8fc; }
.page_about .bg {
  background:
    radial-gradient(circle at 83% 24%, rgba(63, 166, 225, .20), transparent 28%),
    linear-gradient(120deg, rgba(255,255,255,.65) 5%, rgba(229,243,251,.5) 100%);
}
.page_about .img1:before { border-color: rgba(17, 118, 210, .36); }
.page_about .page_tit { border-color: #cbdde8; }
.page_about .page_tit h3 { color: var(--ink); }
.page_about .page_tit h3:before { background: var(--blue); }
.page_about .page_tit h3 span { color: var(--blue); }
.page_about .text p { color: #526674; }
.page_about .btn a { color: var(--blue); border-color: var(--blue); }
.page_about .btn a:hover { color: var(--blue-dark); }

.news_list a:hover { background: #f0f8fd; border-color: #a9d8f8; }
.news_list a:hover h3 { color: var(--blue-dark); }
.news_list a:hover .d_text { color: var(--muted); }
.news_list a:hover .p_time { color: var(--blue); }

/* Remove the legacy dark title strip and category-tab treatment. */
.page_tit {
  height: auto;
  background: transparent;
}
.page_tit h3 {
  display: block;
  background: transparent;
}
.page_tit h3 span { background: transparent; }
.page_tit .tag { background: transparent; }

#product-center {
  position: relative;
  padding-top: 104px;
  padding-bottom: 108px;
  background: #fff;
}
#product-center .page_tit {
  align-items: center;
  margin-bottom: 38px;
  padding-bottom: 20px;
  border-color: #dce7ed;
}
#product-center .page_tit h3 {
  color: #142531;
  text-shadow: none;
}
#product-center .page_tit h3:before { background: var(--blue); }
#product-center .page_tit h3 span { color: var(--blue); }
#product-center .page_tit .tag ul {
  padding: 4px;
  gap: 2px;
  background: #f2f6f8;
  border: 1px solid #dce7ed;
}
#product-center .page_tit .tag ul li a {
  padding: 8px 14px;
  color: #5f707d;
  background: transparent;
  border: 0;
  border-radius: 0;
}
#product-center .page_tit .tag ul li.on a,
#product-center .page_tit .tag ul li a:hover,
#product-center .page_tit .tag ul li .thisclass {
  color: #fff;
  background: var(--blue);
  border-color: var(--blue);
}

/* The old floating QQ panel competes with product cards; the footer remains the contact hub. */
.full { display: none; }

@media (max-width: 760px) {
  #product-center { padding-top: 64px; padding-bottom: 68px; }
  #product-center .page_tit { align-items: flex-start; }
  #product-center .page_tit .tag ul { width: 100%; box-sizing: border-box; }
  #product-center .page_tit .tag ul li { flex: 1; }
  #product-center .page_tit .tag ul li a { padding: 8px 6px; text-align: center; white-space: nowrap; }
}

/* Product specifications and all inner-page category headings use the same system as the home page. */
.neibanr + .page_list .page_tit {
  align-items: center;
  padding-bottom: 20px;
  border-color: #dce7ed;
}
.neibanr + .page_list .page_tit h3 {
  color: #142531;
  background: transparent;
}
.neibanr + .page_list .page_tit h3:before { background: var(--blue); }
.neibanr + .page_list .page_tit h3 span { color: var(--blue); }
.neibanr + .page_list .page_tit .tag ul {
  padding: 4px;
  gap: 2px;
  background: #f2f6f8;
  border: 1px solid #dce7ed;
}
.neibanr + .page_list .page_tit .tag ul li a {
  padding: 8px 14px;
  color: #5f707d;
  background: transparent;
  border: 0;
  border-radius: 0;
}
.neibanr + .page_list .page_tit .tag ul li.on a,
.neibanr + .page_list .page_tit .tag ul li a:hover,
.neibanr + .page_list .page_tit .tag ul li .thisclass {
  color: #fff;
  background: var(--blue);
  border-color: var(--blue);
}

.pro_details {
  background: #fff;
  border-color: #dce7ed;
  box-shadow: 0 12px 32px rgba(21, 61, 87, .05);
}
.pro_details .tit {
  background: transparent;
  border-color: #dce7ed;
}
.pro_details .tit h3 { color: #142531; }
.pro_details .tit label {
  color: var(--blue);
  background: #edf7ff;
  border: 1px solid #cfe8fb;
}
.pro_details .text { color: #506573; }
.pro_details + .xg_list .page_tit { margin-top: 0; }

@media (max-width: 760px) {
  .neibanr + .page_list .page_tit { align-items: flex-start; }
  .neibanr + .page_list .page_tit .tag ul { width: 100%; box-sizing: border-box; }
  .neibanr + .page_list .page_tit .tag ul li { flex: 1; }
  .neibanr + .page_list .page_tit .tag ul li a { padding: 8px 6px; text-align: center; white-space: nowrap; }
}

/* Final colour direction: a consistent premium black-and-blue material-technology interface. */
body { color: #d7e4ec; background: #07111a; }
.page_list, .neibanr + .page_list { background: #08131e; }
.page_tit { border-color: rgba(118, 172, 208, .28); }
.page_tit h3, #product-center .page_tit h3, .neibanr + .page_list .page_tit h3 { color: #f2f8fb; }
.page_tit h3:before, #product-center .page_tit h3:before, .neibanr + .page_list .page_tit h3:before { background: #168ff0; }
.page_tit h3 span, #product-center .page_tit h3 span, .neibanr + .page_list .page_tit h3 span { color: #53d4ec; }
.page_tit .tag, #product-center .page_tit .tag { background: transparent; }
.page_tit .tag ul, #product-center .page_tit .tag ul, .neibanr + .page_list .page_tit .tag ul {
  background: #101d28;
  border-color: rgba(108, 169, 208, .32);
}
.page_tit .tag ul li a, #product-center .page_tit .tag ul li a, .neibanr + .page_list .page_tit .tag ul li a { color: #a6bdcc; }
.page_tit .tag ul li.on a,
.page_tit .tag ul li a:hover,
.page_tit .tag ul li .thisclass,
#product-center .page_tit .tag ul li.on a,
#product-center .page_tit .tag ul li a:hover,
#product-center .page_tit .tag ul li .thisclass,
.neibanr + .page_list .page_tit .tag ul li.on a,
.neibanr + .page_list .page_tit .tag ul li a:hover,
.neibanr + .page_list .page_tit .tag ul li .thisclass {
  color: #fff;
  background: #1176d2;
  border-color: #1176d2;
}

#product-center {
  background:
    radial-gradient(circle at 12% 8%, rgba(25, 121, 190, .22), transparent 29%),
    linear-gradient(135deg, #08131e, #0b1d2a);
  border-top: 1px solid rgba(118, 172, 208, .14);
  border-bottom: 1px solid rgba(118, 172, 208, .14);
}
#product-center .page_tit { border-color: rgba(118, 172, 208, .28); }
.pro_list ul li a {
  background: #0f202d;
  border-color: rgba(122, 176, 211, .23);
  box-shadow: 0 12px 26px rgba(0, 0, 0, .18);
}
.pro_list ul li .img { background: #080f15; }
.pro_list ul li .img:after { background: linear-gradient(180deg, transparent 42%, rgba(2, 10, 16, .62)); }
.pro_list ul li .text { color: #9fb4c1; background: #0f202d; }
.pro_list ul li .text h3, .pro_list ul li .text1 h3 { color: #f1f7fb; }
.pro_list ul li .text p { color: #9fb4c1; }
.pro_list ul li .btn { color: #5dd9ef; }
.pro_list ul li a:hover { border-color: #2599ed; background: #122a3a; box-shadow: 0 18px 34px rgba(0, 0, 0, .28); }
.pro_list ul li a:hover .text { background: #122a3a; }

.material-spectrum { background: #0b1925; border-bottom: 1px solid rgba(118, 172, 208, .14); }
.material-intro h2 { color: #f2f8fb; }
.material-intro > p:last-child { color: #9db5c4; }
.section-eyebrow, .material-no, .material-arrow { color: #5dd9ef; }
.material-card { background: #102230; border-color: rgba(122, 176, 211, .24); box-shadow: none; }
.material-card:before { background: linear-gradient(135deg, rgba(41, 155, 225, .19), transparent 64%); }
.material-card:hover { background: #132b3b; border-color: #2a9eec; box-shadow: 0 14px 28px rgba(0, 0, 0, .22); }
.material-card h3 { color: #f2f8fb; }
.material-card p { color: #9db5c4; }

.page_about { background: #091722; color: #a7c0ce; }
.page_about .bg {
  background:
    radial-gradient(circle at 83% 24%, rgba(19, 121, 198, .30), transparent 29%),
    linear-gradient(122deg, #08151f 5%, #102936 100%);
}
.page_about .img1:before { border-color: rgba(83, 212, 236, .52); }
.page_about .page_tit { border-color: rgba(118, 172, 208, .28); }
.page_about .page_tit h3 { color: #f2f8fb; }
.page_about .page_tit h3:before { background: #53d4ec; }
.page_about .page_tit h3 span { color: #53d4ec; }
.page_about .text p { color: #a7c0ce; }
.page_about .btn a { color: #fff; border-color: #53d4ec; }
.page_about .btn a:hover { color: #53d4ec; }

.news_list ul li a, .link_list ul li a, .about, .ry_list ul li .box, .pro_details, .zp_p_list .zp_list > ul > li {
  background: #0f202d;
  border-color: rgba(122, 176, 211, .23);
}
.news_list h3, .ry_list ul li .box p, .ry_list ul li .box p a, .about .item h3, .pro_details .tit h3, .zp_p_list .title span.span1, .zp_p_list .text h4 { color: #f2f8fb; }
.news_list .d_text, .about .item, .about .item .d_text, .about2 li, .about2 ul li .text, .pro_details .text, .zp_p_list, .zp_p_list .title { color: #9fb7c5; }
.news_list a:hover { background: #132b3b; border-color: #2a9eec; }
.news_list a:hover h3 { color: #fff; }
.news_list a:hover .d_text { color: #b7cad5; }
.ry_list ul li .box .img { background: #0a151e; }
.about .item, .pro_details .tit, .zp_p_list .on .title, .zp_p_list .box .list { border-color: rgba(122, 176, 211, .22); }
.about2:before { background: rgba(122, 176, 211, .32); }
.about2 li:before { background: #0f202d; border-color: #168ff0; }
.pro_details .tit label { color: #5dd9ef; background: rgba(22, 143, 240, .13); border-color: rgba(83, 212, 236, .26); }
.zp_p_list .title, .zp_p_list .on .title, .zp_p_list li:hover .title { background: #102230; }
.pagination a { color: #a6bdcc; background: #102230; border-color: rgba(122, 176, 211, .26); }
.pagination span { color: #a6bdcc; }
.text-secondary { color: #9fb7c5; }

@media (max-width: 760px) {
  #product-center { background: #08131e; }
}

/* Reset legacy product-card positioning so titles and actions stay in their own content area. */
.pro_list ul {
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
}
.pro_list ul li .text {
  position: relative;
  top: auto;
  left: auto;
  width: auto;
  height: auto;
  min-height: 0;
  opacity: 1;
  text-align: left;
}
.pro_list ul li .box {
  position: static;
  top: auto;
  left: auto;
  width: auto;
  transform: none;
  text-align: left;
}
.pro_list ul li .text p {
  width: auto;
  height: auto;
  min-height: 40px;
  margin: 10px 0 0;
  padding-top: 0;
  text-align: left;
}
.pro_list ul li .btn {
  width: auto;
  margin: 17px 0 0;
  padding: 0 0 7px;
  line-height: 1.4;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(93, 217, 239, .55);
  border-radius: 0;
  text-align: left;
}
.pro_list ul li .btn:after { margin-left: 8px; }

/* Keep partner logos in an independent band instead of crowding the product/news content. */
.partner-section {
  margin-top: 96px;
  padding-top: 74px;
  border-top: 1px solid rgba(118, 172, 208, .22);
}
.partner-section .page_tit { margin-bottom: 30px; }
.partner-section .link_list { margin-top: 0; }
.partner-section .link_list ul { gap: 16px; }
.partner-section .link_list ul li a {
  height: 104px;
  background: #0f202d;
  border-color: rgba(122, 176, 211, .23);
}
.partner-section .link_list ul li a:hover { background: #132b3b; border-color: #2a9eec; }

@media (max-width: 760px) {
  .pro_list ul { grid-template-columns: 1fr; }
  .pro_list ul li .text { padding: 20px; }
  .partner-section { margin-top: 68px; padding-top: 54px; }
}

/* Text wordmark until the company provides its formal logo asset. */
.logo .brand-wordmark { display: block; color: #fff; line-height: 1; white-space: nowrap; }
.logo .brand-wordmark strong { display: block; font-size: 23px; font-weight: 700; letter-spacing: .08em; }
.logo .brand-wordmark small { display: block; margin-top: 7px; color: #5dd9ef; font-size: 8px; font-weight: 700; letter-spacing: .22em; }
@media (max-width: 760px) {
  .logo .brand-wordmark strong { font-size: 18px; }
  .logo .brand-wordmark small { margin-top: 5px; font-size: 7px; }
}

/* A compact material-and-processing capability band. */
.material-spectrum { padding: 88px 0 82px; }
.material-spectrum .wrap { display: block; }
.material-intro { max-width: 720px; }
.material-intro h2 { max-width: 680px; font-size: clamp(30px, 3vw, 42px); }
.material-intro > p:last-child { max-width: 610px; margin-top: 18px; }
.material-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 42px;
}
.material-card {
  min-height: 206px;
  padding: 24px 23px;
  background: linear-gradient(145deg, #102532, #0e1d28);
  border: 1px solid rgba(104, 179, 225, .27);
  border-top: 2px solid #168ff0;
}
.material-card:before { background: radial-gradient(circle at 100% 0, rgba(31, 149, 234, .23), transparent 48%); }
.material-card:hover { transform: translateY(-5px); background: linear-gradient(145deg, #143044, #102330); }
.material-no { margin-bottom: 20px; }
.material-card h3 { font-size: 19px; }
.material-card p { margin-top: 11px; line-height: 1.7; }
.material-arrow { right: 22px; bottom: 20px; }

/* Keep the About call-to-action independent from the legacy global blue button. */
.page_about .btn { display: block; margin-top: 28px; text-align: left; }
.page_about .btn a {
  width: 146px;
  min-width: 0;
  height: 44px;
  padding: 0 14px;
  justify-content: space-between;
  box-sizing: border-box;
  line-height: 44px;
  text-align: left;
  color: #5dd9ef;
  background: transparent;
  border: 1px solid rgba(83, 212, 236, .62);
  border-bottom-color: rgba(83, 212, 236, .62);
}
.page_about .btn a:hover {
  color: #fff;
  background: rgba(25, 130, 198, .22);
  border-color: #53d4ec;
}

@media (max-width: 980px) {
  .material-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .material-spectrum { padding: 62px 0; }
  .material-grid { grid-template-columns: 1fr; margin-top: 28px; }
  .material-card { min-height: 170px; }
}

/* English copy is longer than the Chinese source; keep its scale and rhythm aligned. */
html[lang="en"] body { letter-spacing: 0; }
html[lang="en"] .menu ul li { margin-left: 23px; }
html[lang="en"] .menu ul li a { font-size: 12px; letter-spacing: .035em; }
html[lang="en"] .header-consult { gap: 8px; padding: 0 13px; margin-left: 18px; font-size: 11px; }
html[lang="en"] .language-toggle { margin-left: 8px; }
html[lang="en"] .banner .text h2 {
  max-width: 880px;
  font-size: clamp(30px, 3.15vw, 46px);
  line-height: 1.24;
  letter-spacing: 0;
}
html[lang="en"] .hero-kicker { font-size: 10px; letter-spacing: .16em; }
html[lang="en"] .hero-subtitle { font-size: 12px; letter-spacing: .11em; }
html[lang="en"] .page_tit h3 { font-size: clamp(27px, 2.2vw, 37px); line-height: 1.2; letter-spacing: 0; }
html[lang="en"] .page_tit h3 span { margin-top: 8px; font-size: 10px; letter-spacing: .16em; }
html[lang="en"] .material-intro { max-width: 810px; }
html[lang="en"] .material-intro h2 { max-width: 800px; font-size: clamp(28px, 2.55vw, 38px); line-height: 1.25; letter-spacing: 0; }
html[lang="en"] .material-intro > p:last-child { max-width: 720px; font-size: 14px; line-height: 1.75; }
html[lang="en"] .material-card { min-height: 218px; padding: 23px 20px; }
html[lang="en"] .material-card h3 { font-size: 17px; line-height: 1.3; letter-spacing: 0; }
html[lang="en"] .material-card p { max-width: none; font-size: 12px; line-height: 1.62; }
html[lang="en"] .material-no { margin-bottom: 20px; }
html[lang="en"] .pro_list ul li .text h3, html[lang="en"] .pro_list ul li .text1 h3 { font-size: 16px; line-height: 1.35; letter-spacing: 0; }
html[lang="en"] .news_list h3 { font-size: 16px; line-height: 1.38; letter-spacing: 0; }
html[lang="en"] .page_about .text p { font-size: 14px; line-height: 1.82; }

@media (max-width: 1100px) and (min-width: 761px) {
  html[lang="en"] .header-consult { display: none; }
  html[lang="en"] .menu ul li { margin-left: 17px; }
}
@media (max-width: 760px) {
  html[lang="en"] .banner .text h2 { max-width: 450px; font-size: clamp(29px, 8.1vw, 40px); line-height: 1.2; }
  html[lang="en"] .banner .text h2 br, html[lang="en"] .material-intro h2 br { display: none; }
  html[lang="en"] .page_tit h3 { font-size: 26px; }
  html[lang="en"] .material-intro h2 { font-size: 27px; }
  html[lang="en"] .material-card { min-height: 178px; }
}