:root {
  /* 品牌蓝 */
  --brand:        #2B7DE1;
  --brand-700:    #1558B5;
  --brand-600:    #1E6FDB;
  --brand-400:    #5CA0E8;
  --brand-200:    #D8E9FC;
  /* 科技点缀：电光青 */
  --accent:       #22D3EE;
  --accent-soft:  #E0FBFF;
  /* 稀缺强调：工业信号橙（仅用于专精特新/热数据/关键 CTA） */
  --signal:       #F2A23C;
  --signal-soft:  #FCEFD9;
  /* 中性色阶 */
  --ink:    #15212C;
  --text:   #2B3742;
  --muted:  #5C6A78;
  --line:   #E4EAF1;
  --line-2: #CED9E4;
  --bg:     #FFFFFF;
  --bg-soft:#F5F8FC;
  --bg-dark:#0B3D7A;
  --bg-dark-2:#072A57;
  --inv:    #DCE8F4;
  --inv-mut:#A8C8EA;
  /* 字体 */
  --font-sans: "Microsoft YaHei","PingFang SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono: "SFMono-Regular",ui-monospace,"Roboto Mono",Menlo,Consolas,monospace;
  /* 字号阶梯 */
  --fs-display: 56px;
  --fs-h1:      40px;
  --fs-h2:      30px;
  --fs-h3:      20px;
  --fs-h4:      16px;
  --fs-body:    16px;
  --fs-sm:      14px;
  --fs-xs:      12.5px;
  /* 圆角 / 阴影 / 间距 */
  --radius: 14px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 2px rgba(43,125,225,.06);
  --shadow:    0 8px 24px rgba(43,125,225,.08);
  --shadow-lg: 0 18px 48px rgba(43,125,225,.14);
  --maxw: 1200px;
  --maxw-narrow: 880px;
  --gutter: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.8;
  font-size: var(--fs-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
::selection { background: rgba(34,211,238,.22); }
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #d3dde8; border-radius: 8px; }
::-webkit-scrollbar-thumb:hover { background: #b9c8d8; }
a { color: inherit; text-decoration: none; transition: color .2s; }
img { max-width: 100%; display: block; }
h1,h2,h3,h4 { color: var(--ink); }

/* 工具类 */
.bg-grid { background-image: radial-gradient(var(--line-2) 1px, transparent 1px); background-size: 22px 22px; }
.ico-svg { width: 34px; height: 34px; color: var(--brand-400); flex: 0 0 auto; }
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; padding: 4px 12px; border-radius: var(--radius-pill);
  background: var(--accent-soft); color: var(--brand); font-weight: 600; white-space: nowrap;
}
.badge.signal { background: var(--signal-soft); color: #B9740F; }
.badge.brand { background: var(--brand-200); color: var(--brand); }
.divider { display: flex; align-items: center; gap: 14px; margin: 40px 0; color: var(--line-2); }
.divider::before, .divider::after { content: ""; height: 1px; background: var(--line); flex: 1; }
.divider span { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }

/* ---------- header ---------- */
.header {
  position: sticky; top: 0; z-index: 50;
  background: var(--brand);
  border-bottom: 1px solid rgba(255,255,255,.1);
  transition: box-shadow .3s, background .3s;
}
.header.scrolled { background: var(--brand-600); box-shadow: var(--shadow-sm); }
.nav-wrap { max-width: var(--maxw); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: 0 24px; height: 72px; }
.logo { display: flex; align-items: center; gap: 12px; font-weight: 700; color: var(--brand); text-decoration: none; }
.header .logo { color: #fff; }
.logo-img { height: 44px; width: auto; object-fit: contain; display: block; }
.logo-img-full { height: 60px; }
.header .logo-img { filter: none; }
.logo-text { display: flex; flex-direction: column; line-height: 1.25; font-size: 16px; letter-spacing: 2.4px; width: 260px; text-align: justify; text-align-last: justify; }
.logo-text small { display: block; width: 100%; font-family: var(--font-mono); font-size: 11px; color: var(--muted); font-weight: 500; letter-spacing: 0.6px; margin-top: 3px; line-height: 1.3; white-space: nowrap; text-align: justify; text-align-last: justify; }
.header .logo-text small { color: rgba(255,255,255,.72); }
.logo-text small::after { content: ""; display: inline-block; width: 100%; }
.nav { display: flex; gap: 4px; align-items: center; }
.nav a { padding: 9px 15px; border-radius: 8px; color: rgba(255,255,255,.9); font-size: 19.5px; transition: .2s; }
.nav a:hover { color: #fff; background: rgba(255,255,255,.12); }
.nav a.active { color: var(--brand); font-weight: 700; background: #fff; }
.nav-cta { margin-left: 10px; }
.menu-btn { display: none; color: #fff; }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 32px; border-radius: 8px; font-weight: 600; font-size: 15px; letter-spacing: .5px; transition: .22s; cursor: pointer; border: 1px solid transparent; }
.btn.sm { padding: 9px 20px; font-size: 14px; }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 4px 14px rgba(43,125,225,.22); }
.btn-primary:hover { background: var(--brand-700); transform: translateY(-2px); box-shadow: 0 8px 22px rgba(43,125,225,.3); }
.btn-ghost { border: 1px solid rgba(43,125,225,.3); color: var(--brand); background: #fff; }
.btn-ghost:hover { background: var(--bg-soft); border-color: var(--brand); transform: translateY(-2px); }
.btn-accent { background: var(--accent); color: #06222a; box-shadow: 0 4px 14px rgba(22,182,200,.3); }
.btn-accent:hover { background: #36c8d8; transform: translateY(-2px); box-shadow: 0 8px 22px rgba(22,182,200,.38); }

/* ---------- hero ---------- */
.hero {
  position: relative; background: var(--bg-dark); color: var(--inv);
  padding: 132px 24px 48px; overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.hero-bg::before { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(21,88,181,.92) 0%, rgba(43,125,225,.78) 100%); }
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(560px 360px at 82% 12%, rgba(34,211,238,.18), transparent 60%),
    radial-gradient(620px 420px at 8% 92%, rgba(92,160,232,.22), transparent 60%);
}
.hero .inner { position: relative; z-index: 2; max-width: var(--maxw); margin: 0 auto; }
.hero-eyebrow { color: var(--accent); letter-spacing: 3px; text-transform: uppercase; font-size: 13px; font-weight: 600; margin: 0 0 18px; }
.hero h1 { font-size: var(--fs-display); margin: 0 0 20px; line-height: 1.22; letter-spacing: 1px; font-weight: 800; color: #fff; }
.hero p { font-size: 18px; max-width: 760px; color: var(--inv-mut); margin: 0 0 36px; line-height: 1.9; }
.hero .cta { display: inline-flex; gap: 14px; flex-wrap: wrap; }
.hero-stats {
  position: relative; z-index: 2; max-width: var(--maxw); margin: 60px auto 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(255,255,255,.14);
}
.stat-kpi { padding: 28px 18px; border-right: 1px solid rgba(255,255,255,.1); }
.stat-kpi:last-child { border-right: 0; }
.stat-kpi .num { font-family: var(--font-mono); font-size: 36px; font-weight: 700; color: #fff; line-height: 1.1; }
.stat-kpi .label { color: var(--inv-mut); font-size: 13px; margin-top: 8px; }

/* ---------- layout ---------- */
.section { max-width: var(--maxw); margin: 0 auto; padding: 88px 24px; }
.section.alt { max-width: none; background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding-left: 24px; padding-right: 24px; }
.section.alt > .sec-head, .section.alt > .grid, .section.alt > .stats, .section.alt > .news-grid, .section.alt > .process, .section.alt > .cert-wall, .section.alt > .case-table-block, .section.alt > .cta-band-inner { max-width: var(--maxw); margin-left: auto; margin-right: auto; }
.sec-head { text-align: center; margin-bottom: 54px; }
.sec-head .eyebrow { display: inline-block; color: var(--accent); font-size: 13px; letter-spacing: 3px; text-transform: uppercase; font-weight: 600; margin: 0 0 14px; }
.sec-head h2 { font-size: var(--fs-h2); margin: 0; color: var(--brand); letter-spacing: 1px; font-weight: 800; }
.sec-head h2::before { content: ""; display: block; width: 80px; height: 2px; background: var(--brand-200); margin: 0 auto 14px; }
.sec-head h2::after { content: ""; display: block; width: 48px; height: 4px; background: var(--accent); margin: 12px auto 0; border-radius: 2px; }
.sec-head p { color: var(--muted); margin: 14px 0 0; font-size: 16px; }
.sec-head.left { text-align: left; }
.sec-head.left h2::before, .sec-head.left h2::after { margin-left: 0; }
.sec-head.left p a, .sec-head a { color: var(--brand); font-weight: 600; }
.about-head { text-align: center; margin-bottom: 54px; }
.about-head-top { display: flex; align-items: baseline; justify-content: center; margin-bottom: 14px; }
.about-head .eyebrow { display: inline; color: var(--accent); font-size: 13px; letter-spacing: 3px; text-transform: uppercase; font-weight: 600; margin: 0; }
.about-head-sub { color: var(--accent); font-size: 13px; letter-spacing: 2px; font-weight: 600; }
.about-head-nav { color: #e53935; font-size: 18px; font-weight: 700; letter-spacing: 2px; }
.about-head h2 { font-size: var(--fs-h2); margin: 0; color: var(--brand); letter-spacing: 1px; font-weight: 800; }
.about-head h2::before { content: ""; display: block; width: 80px; height: 2px; background: var(--brand-200); margin: 0 auto 14px; }
.about-head h2::after { content: ""; display: block; width: 48px; height: 4px; background: var(--accent); margin: 12px auto 0; border-radius: 2px; }
.about-layout { display: flex; gap: 40px; align-items: stretch; max-width: var(--maxw); margin-left: auto; margin-right: auto; }
.about-layout .about-text { flex: 1; min-width: 0; }
.about-building-img { width: 560px; min-height: 100%; object-fit: cover; border-radius: var(--radius); flex-shrink: 0; }

/* ---------- cards (grid) ---------- */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 0; transition: border-color .25s, transform .25s, box-shadow .25s;
  position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--brand-400));
  transform: scaleX(0); transform-origin: left; transition: transform .3s;
}
.card:hover { border-color: var(--line-2); transform: translateY(-4px); box-shadow: var(--shadow); }
.card:hover::before { transform: scaleX(1); }
.card .card-img { width: 100%; height: 260px; object-fit: cover; margin: 0; display: block; border-bottom: 1px solid var(--line); }
.card .card-img.contain { object-fit: contain; background: #f0f2f5; height: 320px; }
.card .card-body { padding: 26px; }
.card .card-body h3 { margin: 0 0 10px; color: var(--brand); font-size: 19px; }
.card .card-body p { color: var(--muted); margin: 0 0 14px; font-size: 14.5px; line-height: 1.9;
  display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; }
.card .more { color: var(--brand); font-weight: 600; font-size: 14px; }
.card .more:hover { color: var(--accent); }
.card.sw .badge, .card.sw h3, .card.sw p { padding-left: 26px; padding-right: 26px; }
.card.sw .badge { display: inline-block; margin: 18px 0 10px; }
.card.sw h3 { margin: 0 0 10px; color: var(--brand); font-size: 18px; }
.card.sw p { padding-bottom: 26px; margin-bottom: 0; }

/* ---------- stats band ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 34px 12px; transition: .25s; box-shadow: var(--shadow-sm); }
.stat:hover { border-color: var(--line-2); transform: translateY(-3px); box-shadow: var(--shadow); }
.stat .num { font-family: var(--font-mono); font-size: 40px; font-weight: 700; color: var(--brand); letter-spacing: 1px; line-height: 1.1; }
.stat .label { color: var(--muted); font-size: 14px; margin-top: 10px; }

/* ---------- process stepper ---------- */
.process { display: grid; grid-template-columns: repeat(5, 1fr); position: relative; margin-top: 10px; }
.step { text-align: center; position: relative; padding: 0 12px; }
.step:not(:last-child)::after { content: ""; position: absolute; top: 27px; left: 50%; width: 100%; height: 2px; background: linear-gradient(90deg, var(--brand-400), var(--line-2)); z-index: 1; }
.step .dot { width: 54px; height: 54px; border-radius: 50%; background: var(--brand); color: #fff; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; font-weight: 700; font-family: var(--font-mono); font-size: 20px; position: relative; z-index: 2; border: 3px solid #fff; box-shadow: var(--shadow); }
.step h4 { color: var(--brand); margin: 0 0 6px; font-size: 16px; }
.step p { color: var(--muted); font-size: 13px; margin: 0; line-height: 1.7; }

/* ---------- case cards ---------- */
.case { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; transition: .25s; }
.case:hover { border-color: var(--line-2); transform: translateY(-4px); box-shadow: var(--shadow); }
.case .thumb { aspect-ratio: 4 / 3; height: auto; position: relative; overflow: hidden; background: #f5f7fa; }
.case .thumb img { width: 100%; height: 100%; object-fit: cover; object-position: center; transition: transform .4s; }
.case:hover .thumb img { transform: scale(1.04); }
.case:hover .thumb img { opacity: .9; }
.case .thumb .badge { position: absolute; left: 14px; bottom: 14px; background: rgba(255,255,255,.92); color: var(--brand); box-shadow: var(--shadow-sm); }
.case .body { padding: 20px 22px; flex: 1; }
.case .body h3 { margin: 0 0 8px; font-size: 17px; color: var(--ink); }
.case .body p { margin: 0 0 10px; color: var(--muted); font-size: 14px; }
.case .body p:last-child { margin-bottom: 0; }
.case .body p.line { font-size: 13px; color: var(--brand); background: var(--bg-soft); display: inline-flex; align-items: center; gap: 6px; padding: 5px 14px; border-radius: 20px; margin: 0; border: 1px solid var(--brand-200); }

/* ---------- cert wall ---------- */
.cert-wall { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.cert-logo { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); height: 150px; display: flex; align-items: center; justify-content: center; padding: 18px; transition: .25s; }
.cert-logo img { max-width: 100%; max-height: 100%; object-fit: contain; }
.cert-logo:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: var(--shadow); }
.cert-more { text-align: center; margin-top: 32px; }

/* ---------- partners ---------- */
.partners { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-top: 28px; }
.partner { background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.16); border-radius: var(--radius-pill); padding: 10px 22px; color: var(--inv); font-weight: 600; font-size: 14px; letter-spacing: 1px; }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(120deg, var(--brand) 0%, var(--bg-dark-2) 100%); color: #fff; text-align: center; padding: 70px 24px; position: relative; overflow: hidden; }
.cta-band::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(520px 320px at 80% 20%, rgba(22,182,200,.2), transparent 60%); }
.cta-band > .inner { position: relative; z-index: 2; max-width: var(--maxw); margin: 0 auto; }
.cta-band h2 { color: #fff; font-size: 30px; margin: 0 0 14px; font-weight: 800; }
.cta-band p { color: var(--inv-mut); margin: 0 0 26px; font-size: 16px; }

/* ---------- news ---------- */
.news-grid { display: grid; gap: 22px; }
.news-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.news-card { display: flex; gap: 18px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; transition: .25s; text-decoration: none; color: inherit; cursor: pointer; }
.news-card:hover { border-color: var(--line-2); box-shadow: var(--shadow); transform: translateY(-3px); }
.news-card .thumb { flex: 0 0 168px; min-width: 0; }
.news-card .thumb img { width: 100%; height: 120px; object-fit: cover; border-radius: var(--radius-sm); border: 1px solid var(--line); }
.news-card .news-body { flex: 1; display: flex; flex-direction: column; }
.news-card .meta { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.news-card .date { color: var(--brand); font-weight: 700; font-size: 13px; font-family: var(--font-mono); }
.news-card h3 { margin: 0 0 6px; font-size: 17px; color: var(--ink); line-height: 1.5; }
.news-card .sum { color: var(--muted); font-size: 14px; margin: 0 0 10px; line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card .read { color: var(--brand); font-weight: 600; font-size: 13px; margin-top: auto; }

/* ---------- about ---------- */
.about-top { display: block; }
.about-text p { font-size: 17px; line-height: 2.15; color: var(--text); margin: 0 0 22px; text-align: justify; text-indent: 2em; }
.subnav { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 30px; }
.subnav span { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-pill); padding: 8px 20px; font-size: 14px; color: var(--muted); cursor: default; transition: .2s; }
.subnav span.active { background: var(--brand); color: #fff; border-color: var(--brand); }
.cert-block { margin-top: 56px; }
.cert-h { font-size: 28px; color: var(--brand); text-align: center; margin: 0 0 34px; font-weight: 800; letter-spacing: 1px; }
.cert-h::after { content: ""; display: block; width: 48px; height: 4px; background: var(--accent); margin: 14px auto 0; border-radius: 2px; }
.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.cert-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: .25s; }
.cert-card:hover { border-color: var(--line-2); transform: translateY(-3px); box-shadow: var(--shadow); }
.cert-img { height: 220px; background: #fff; display: flex; align-items: center; justify-content: center; border-bottom: 1px solid var(--line); overflow: hidden; padding: 14px; }
.cert-img img { width: 100%; height: 100%; max-height: 100%; object-fit: contain; }
.cert-img img[src*="qual-7"] { width: auto; height: 100%; max-width: 100%; object-fit: contain; }
.cert-body { padding: 18px 20px; }
.cert-body h3 { margin: 0 0 8px; font-size: 16px; color: var(--brand); }
.cert-body p { margin: 0; font-size: 13.5px; color: var(--muted); line-height: 1.7; }

/* ---------- software ---------- */
.tech-chips { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin: -28px 0 36px; }
.chip { font-size: 13px; padding: 6px 16px; border-radius: var(--radius-pill); background: var(--bg-soft); border: 1px solid var(--line-2); color: var(--brand); font-weight: 600; }
.card.sw .card-img { height: 300px; margin-bottom: 14px; object-fit: cover; object-position: center; }
.card.sw .badge { margin: 0 0 10px; }
.card.sw h3 { margin: 0 0 10px; color: var(--brand); font-size: 18px; }
.mini-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; max-width: var(--maxw); margin: 0 auto; }
.mini-card { display: flex; align-items: center; gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 16px 20px; font-size: 15px; color: var(--text); transition: .2s; }
.mini-card:hover { border-color: var(--accent); background: var(--accent-soft); }
.mini-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); flex: 0 0 auto; }

/* ---------- cases page ---------- */
.case-intro { background: linear-gradient(120deg, var(--brand) 0%, var(--bg-dark-2) 100%); color: #fff; padding: 76px 24px; position: relative; overflow: hidden; }
.case-intro::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(520px 320px at 85% 15%, rgba(22,182,200,.2), transparent 60%); }
.case-intro .inner { max-width: var(--maxw); margin: 0 auto; position: relative; z-index: 2; }
.case-intro .eyebrow { color: var(--accent); letter-spacing: 3px; text-transform: uppercase; font-size: 13px; font-weight: 600; margin: 0 0 14px; }
.case-intro h2 { color: #fff; font-size: 34px; margin: 0 0 14px; font-weight: 800; letter-spacing: 1px; }
.case-intro p { color: var(--inv-mut); margin: 0; font-size: 16px; max-width: 720px; }
.kpi-inline { display: flex; flex-wrap: wrap; gap: 24px 36px; margin-top: 28px; }
.kpi-inline span { flex: 1 1 120px; text-align: center; font-size: 14px; color: var(--inv-mut); }
.kpi-inline b { display: block; font-family: var(--font-mono); font-size: 26px; color: #fff; margin-bottom: 4px; }

.case-table-block { margin-top: 0; }
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.case-table { width: 100%; border-collapse: collapse; background: #fff; font-size: 14.5px; min-width: 820px; }
.case-table thead th { background: var(--brand); color: #fff; font-weight: 700; letter-spacing: .5px; padding: 14px 18px; text-align: left; white-space: nowrap; }
.case-table tbody td { padding: 13px 18px; text-align: left; border-bottom: 1px solid var(--line); white-space: normal; vertical-align: top; }
.case-table tbody tr:hover td { background: var(--bg-soft); }
.case-table tbody tr:last-child td { border-bottom: 0; }
.case-table .col-no { width: 56px; text-align: center; white-space: nowrap; }

/* ---------- article ---------- */
.article { max-width: var(--maxw-narrow); margin: 0 auto; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 48px 52px; }
.crumb { font-size: 13px; color: var(--muted); margin-bottom: 24px; }
.crumb a { color: var(--brand); }
.crumb .cur { color: var(--ink); }
.crumb span { margin: 0 6px; }
.article-title { color: var(--brand); font-size: 32px; line-height: 1.35; margin: 0 0 18px; font-weight: 800; letter-spacing: 1px; }
.a-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; color: var(--muted); font-size: 14px; }
.a-meta .badge { margin: 0; }
.a-rule { border: 0; border-top: 1px solid var(--line); margin: 24px 0 28px; }
.article-summary { background: var(--bg-soft); border-left: 4px solid var(--accent); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; padding: 16px 20px; color: var(--text); font-size: 16px; margin: 0 0 26px; }
.a-body p { font-size: 16px; line-height: 2.0; color: var(--text); margin: 0 0 20px; text-align: justify; text-indent: 2em; }
.a-body p:first-child { font-size: 17px; color: var(--ink); font-weight: 500; }
.back-btn { display: inline-block; margin-top: 36px; padding: 12px 30px; border: 1px solid var(--brand); color: var(--brand); border-radius: 8px; font-size: 14px; transition: .2s; }
.back-btn:hover { background: var(--brand); color: #fff; }
.article-gallery { display: block; margin-top: 34px; }
.article-gallery figure { margin: 0 0 28px; }
.article-gallery img { width: 100%; height: auto; border-radius: 10px; border: 1px solid var(--line); }
.article-gallery figcaption { font-size: 14px; color: var(--muted); text-align: center; margin-top: 10px; }

/* ---------- contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 44px; align-items: start; }
.contact-info p { margin: 8px 0; }
.contact-info .big { font-size: 18px; font-weight: 700; color: var(--brand); }
form.contact-form { display: grid; gap: 14px; }
form.contact-form input, form.contact-form textarea { width: 100%; padding: 13px 15px; border: 1px solid var(--line); border-radius: 8px; font: inherit; font-size: 14px; background: #fff; transition: border-color .2s, box-shadow .2s; }
form.contact-form input:focus, form.contact-form textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(22,182,200,.12); }
form.contact-form textarea { min-height: 120px; resize: vertical; }
form.contact-form button { justify-self: start; }
.contact-side { display: grid; gap: 18px; }
.map-block { background: var(--bg-dark); border-radius: var(--radius); padding: 30px; color: var(--inv); text-align: center; position: relative; overflow: hidden; }
.map-block::after { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(255,255,255,.08) 1px, transparent 1px); background-size: 20px 20px; }
.map-block .pin { color: var(--accent); display: inline-flex; margin-bottom: 12px; }
.map-block .addr { position: relative; color: #fff; font-size: 16px; font-weight: 600; margin: 0 0 8px; }
.map-block .hint { position: relative; color: var(--inv-mut); font-size: 13px; margin: 0; }
.qr { text-align: center; }
.contact-img { border-radius: var(--radius); width: 100%; height: auto; max-height: 340px; object-fit: contain; border: 1px solid var(--line); background: #fff; padding: 18px; }
.qr-cap { color: var(--muted); font-size: 13px; margin: 10px 0 0; }

/* ---------- recruit ---------- */
.job-list { display: grid; gap: 22px; }
.job-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 30px; transition: .25s; }
.job-card:hover { border-color: var(--line-2); transform: translateY(-3px); box-shadow: var(--shadow); }
.job-head { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.job-head h3 { margin: 0; font-size: 20px; color: var(--brand); }
.job-salary { color: var(--signal); font-weight: 800; font-size: 18px; font-family: var(--font-mono); }
.job-meta { display: flex; flex-wrap: wrap; gap: 10px; margin: 14px 0 18px; }
.job-sec { margin-bottom: 14px; }
.job-sec h4 { margin: 0 0 8px; font-size: 15px; color: var(--ink); }
.job-sec ul { margin: 0; padding-left: 20px; }
.job-sec li { font-size: 14.5px; line-height: 1.9; color: var(--text); }
.job-benefit { font-size: 13.5px; color: var(--muted); background: var(--bg-soft); border: 1px solid var(--line); border-radius: 8px; padding: 10px 14px; margin: 4px 0 16px; }
.recruit-contact { margin-top: 44px; background: linear-gradient(120deg, var(--brand), var(--bg-dark-2)); color: var(--inv); border-radius: var(--radius); padding: 32px 36px; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.recruit-contact h3 { color: #fff; margin: 0 0 10px; font-size: 20px; }
.recruit-contact p { margin: 4px 0; font-size: 15px; }

/* ---------- footer ---------- */
.footer { background: var(--brand-700); color: rgba(255,255,255,.8); margin-top: 0; }
.footer .inner { max-width: var(--maxw); margin: 0 auto; padding: 56px 24px 28px; display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 40px; }
.footer h4 { color: #fff; margin: 0 0 14px; font-size: 16px; letter-spacing: 1px; }
.footer p { margin: 0 0 8px; font-size: 14px; }
.footer a { color: rgba(255,255,255,.8); transition: color .2s; }
.footer a:hover { color: #fff; }
.footer .copy { border-top: 1px solid rgba(255,255,255,.12); text-align: center; padding: 18px; font-size: 13px; color: rgba(255,255,255,.6); }
.footer .f-brand .logo { display: flex; align-items: center; gap: 10px; color: #fff; }
.footer .f-brand .logo-img { height: 40px; width: auto; object-fit: contain; display: block; filter: none; }
.footer .f-brand .logo-img-full { height: 53px; }
.footer .f-brand .logo-text small { color: rgba(255,255,255,.7); }
.footer .f-brand .slogan { margin-top: 16px; color: rgba(255,255,255,.75); max-width: 320px; }
.footer .f-nav { display: flex; flex-direction: column; gap: 8px; }
.footer .f-row { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; font-size: 14px; }

/* ---------- responsive ---------- */
@media (max-width: 992px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .cert-grid { grid-template-columns: repeat(3, 1fr); }
  .cert-wall { grid-template-columns: repeat(3, 1fr); }
  .mini-grid { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(5, 1fr); }
  .process .step:not(:last-child)::after { display: none; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .grid-3, .grid-2, .contact-grid { grid-template-columns: 1fr; }
  .nav { position: fixed; inset: 72px 0 auto 0; background: var(--brand-600); flex-direction: column; padding: 10px; border-bottom: 1px solid rgba(255,255,255,.1); display: none; box-shadow: 0 16px 30px rgba(43,125,225,.14); }
  .nav.open { display: flex; }
  .nav a { padding: 12px; color: rgba(255,255,255,.92); }
  .nav a:hover { background: rgba(255,255,255,.12); color: #fff; }
  .nav a.active { background: #fff; color: var(--brand); }
  .nav-cta { margin: 6px 12px 12px; text-align: center; }
  .menu-btn { display: block; background: none; border: 0; font-size: 24px; cursor: pointer; color: #fff; }
  .hero { padding: 84px 24px 0; }
  .hero h1 { font-size: 36px; }
  .hero p { font-size: 16px; }
  .hero-eyebrow { font-size: 11px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .stat-kpi:nth-child(2) { border-right: 0; }
  .stat-kpi:nth-child(1), .stat-kpi:nth-child(2) { border-bottom: 1px solid rgba(255,255,255,.1); }
  .logo-img { height: 40px; }
  .logo-img-full { height: 49px; }
  .logo-text { font-size: 16px; }
  .logo-text small { display: none; }
  .card-img { height: 220px; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-img { height: 160px; }
  .news-grid.cols-2 { grid-template-columns: 1fr; }
  .article { padding: 26px; }
  .article-title { font-size: 24px; }
  .case-intro h2 { font-size: 26px; }
}
@media (max-width: 640px) {
  .grid-3, .grid-2, .cert-grid, .cert-wall, .mini-grid { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; gap: 24px; }
  .process .step::after { display: none; }
  .process .step .dot { margin-bottom: 10px; }
  .hero h1 { font-size: 30px; }
  .sec-head h2 { font-size: 24px; }
  .about-head-top { flex-wrap: wrap; gap: 6px; }
  .about-head-sub { font-size: 13px; }
  .about-head-nav { font-size: 15px; }
  .about-layout { flex-direction: column; }
  .about-building-img { width: 100%; max-width: 480px; margin: 0 auto; }
  .stats { grid-template-columns: 1fr; }
  .news-card { flex-direction: column; }
  .news-card .thumb { flex: 0 0 auto; }
  .news-card .thumb img { height: 180px; }
  .kpi-inline { gap: 22px; }
  .recruit-contact { flex-direction: column; align-items: flex-start; }
  .footer .inner { grid-template-columns: 1fr; }
}
/* ---------- case modal ---------- */
.case { cursor: pointer; transition: border-color .25s, transform .25s, box-shadow .25s; }
.case:hover { border-color: var(--line-2); transform: translateY(-4px); box-shadow: var(--shadow); }
.case:focus { outline: 2px solid var(--accent); outline-offset: 2px; }
.modal { position: fixed; inset: 0; z-index: 100; display: none; }
.modal.open { display: block; }
.modal-mask { position: absolute; inset: 0; background: rgba(11, 61, 122, .62); backdrop-filter: blur(3px); -webkit-backdrop-filter: blur(3px); animation: fade .25s ease; }
.modal-card { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: min(880px, 92vw); max-height: 88vh; overflow: auto; background: #fff; border-radius: 14px; box-shadow: 0 24px 70px rgba(8, 22, 40, .35); display: flex; flex-direction: row; align-items: stretch; animation: pop .28s ease; }
.modal-close { position: absolute; top: 12px; right: 14px; z-index: 2; width: 36px; height: 36px; border: 0; border-radius: 50%; background: rgba(255,255,255,.85); color: #0f3d6e; font-size: 24px; line-height: 1; cursor: pointer; transition: .2s; }
.modal-close:hover { background: #fff; transform: rotate(90deg); }
.modal-media { flex: 0 0 44%; width: 44%; min-width: 0; background: var(--bg-soft); }
.modal-media img { width: 100%; height: 100%; min-height: 320px; object-fit: cover; display: block; }
.modal-body { flex: 1; min-width: 0; padding: 30px 34px 34px; }
.modal-body h3 { margin: 0 0 10px; color: var(--brand); font-size: 22px; }
.modal-body .badge.brand { display: inline-block; margin-bottom: 18px; }
.modal-body p { margin: 0 0 20px; color: var(--muted); font-size: 15px; line-height: 1.95; }
.modal-spec { display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px; margin: 0; border-top: 1px solid var(--line); padding-top: 18px; }
.modal-spec .spec-h { grid-column: 1 / -1; font-size: 13px; color: var(--brand); font-weight: 700; letter-spacing: 1px; margin: 0 0 8px; }
.modal-spec .spec-row { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px dashed var(--line); }
.modal-spec .spec-row dt { color: var(--muted); font-size: 14px; margin: 0; }
.modal-spec .spec-row dd { color: var(--brand); font-weight: 600; font-size: 14px; margin: 0; text-align: right; }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes pop { from { opacity: 0; transform: translate(-50%, -46%) scale(.96); } to { opacity: 1; transform: translate(-50%, -50%) scale(1); } }
@media (max-width: 640px) {
  .modal-card { width: 94vw; flex-direction: column; }
  .modal-media { flex: none; width: 100%; }
  .modal-media img { height: 230px; min-height: 0; }
  .modal-body { padding: 22px 22px 28px; }
}