/* ============ 南充恒桓机器人有限公司 · 工业设备装维事业部 官网共享样式 ============ */
:root{
  --bg:#0a101c;
  --bg2:#0e1626;
  --panel:#111c30;
  --panel2:#152238;
  --line:rgba(255,255,255,.08);
  --line2:rgba(255,255,255,.14);
  --txt:#e8edf5;
  --txt2:#9aa7ba;
  --txt3:#6b788c;
  --org:#ff7a1a;
  --org2:#ffa14d;
  --org-soft:rgba(255,122,26,.12);
  --steel:#7f96b4;
  --radius:14px;
  --maxw:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Noto Sans SC','Inter',-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;
  background:var(--bg);color:var(--txt);
  line-height:1.75;font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
::selection{background:var(--org);color:#fff}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
h1,h2,h3,h4{line-height:1.3;font-weight:700}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.en{font-family:'Inter',sans-serif;letter-spacing:.14em;text-transform:uppercase}

/* ============ 顶部导航 ============ */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(10,16,28,.86);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.logo{display:flex;align-items:center;gap:10px;cursor:pointer}
.logo-img{
  width:54px;height:54px;border-radius:12px;flex:none;object-fit:cover;background:#fff;
  box-shadow:0 4px 18px rgba(255,122,26,.35);
}
.logo-text{display:flex;flex-direction:column;line-height:1.25}
.logo-text b{font-size:19px;font-weight:800;letter-spacing:.02em;padding-bottom:3px;margin-bottom:3px;border-bottom:1px solid rgba(255,255,255,.25)}
.logo-text span{font-size:13px;color:var(--txt2);letter-spacing:.038em}
.nav-links{display:flex;align-items:center;gap:3px}
.nav-links>a,.nav-links .dd>a{
  padding:7px 11px;border-radius:8px;font-size:13.5px;color:var(--txt2);
  transition:color .2s,background .2s;display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
}
.nav-links>a:hover,.nav-links .dd>a:hover{color:var(--txt);background:rgba(255,255,255,.05)}
.nav-links>a.active{color:var(--org2)}
.nav-links a.cta{background:var(--org);color:#fff;font-weight:600;margin-left:8px;padding:7px 16px}
.nav-links a.cta:hover{background:var(--org2);color:#fff}
.dd{position:relative}
.dd>a svg{transition:transform .25s}
.dd:hover>a svg{transform:rotate(180deg)}
.dd-menu{
  position:absolute;top:calc(100% + 10px);left:0;min-width:230px;
  background:var(--panel2);border:1px solid var(--line2);border-radius:12px;
  padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);
  transition:.25s;box-shadow:0 20px 50px rgba(0,0,0,.5);
}
.dd:hover .dd-menu{opacity:1;visibility:visible;transform:none}
.dd-menu a{display:block;padding:9px 13px;border-radius:8px;font-size:13.5px;color:var(--txt2);transition:.2s}
.dd-menu a:hover{background:var(--org-soft);color:var(--org2)}
.dd-menu a i{font-style:normal;color:var(--org);font-family:'Inter',sans-serif;font-size:11px;margin-right:8px;font-weight:700}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;margin-left:auto;background:none;border:none}
.burger span{width:22px;height:2px;background:var(--txt);border-radius:2px;transition:.3s}
/* 主导航与模块导览之间的通栏淡橙细分隔线 */
.nav-line{height:1px;background:rgba(255,122,26,.18)}
/* 二级导航 v22：八大模块单行居中排开（不再对齐 LOGO 左缘），方法论/养护知识已上移主导航行 */
.nav-sub{
  display:flex;flex-wrap:nowrap;justify-content:flex-start;align-items:center;
  gap:1px 4px;padding:3px 16px 4px;overflow-x:auto;
  scrollbar-width:none;-ms-overflow-style:none;
}
/* 居中与横滚兼容：两端弹性占位，内容窄时自动居中，溢出时收缩为0保证可从最左滚动 */
.nav-sub::before,.nav-sub::after{content:"";flex:1 0 0px}
.nav-sub::-webkit-scrollbar{display:none}
.nav-sub a{
  flex:none;font-size:12.5px;line-height:1.4;color:var(--txt2);padding:3px 9px;border-radius:7px;
  white-space:nowrap;transition:.2s;display:inline-flex;align-items:center;gap:6px;
}
.nav-sub a:hover{color:var(--org2);background:var(--org-soft)}
.nav-sub a.active{color:var(--org2);background:var(--org-soft)}
.nav-sub a i{font-style:normal;color:var(--org);font-family:'Inter',sans-serif;font-size:10px;font-weight:800}
.nav-sub .ns-park{
  border:1px solid rgba(255,122,26,.45);color:var(--org2);background:var(--org-soft);font-weight:600;
}
.nav-sub .ns-park:hover{background:rgba(255,122,26,.2)}
.nav-sub .ns-park.active{background:rgba(255,122,26,.25)}

/* ============ 首页 Hero ============ */
.hero{
  min-height:92vh;display:flex;align-items:center;position:relative;
  padding:120px 0 90px;overflow:hidden;
}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.28}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,16,28,.82) 0%,rgba(10,16,28,.92) 60%,var(--bg) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:56px;align-items:center}
.badge{
  display:inline-flex;align-items:center;gap:9px;
  border:1px solid rgba(255,122,26,.4);background:var(--org-soft);
  color:var(--org2);font-size:13.5px;padding:7px 16px;border-radius:100px;margin-bottom:22px;
}
.badge i{width:7px;height:7px;border-radius:50%;background:var(--org);display:inline-block;animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(255,122,26,.5)}55%{box-shadow:0 0 0 8px rgba(255,122,26,0)}}
.hero-pain{
  font-size:15px;color:var(--txt2);margin-bottom:22px;line-height:2.0;
  border-left:3px solid var(--org);padding-left:16px;
}
.hero-pain b{color:var(--org2);font-weight:600}
.hero h1{font-size:clamp(34px,4.6vw,54px);font-weight:900;letter-spacing:.01em;margin-bottom:20px}
.hero h1 .hl{color:var(--org)}
.hero-sub{font-size:16.5px;color:var(--txt2);max-width:580px;margin-bottom:30px}
.hero-sub b{color:var(--txt);font-weight:600}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:36px}
.hero-tags span{font-size:13px;color:var(--steel);border:1px solid var(--line2);padding:6px 14px;border-radius:8px;background:rgba(255,255,255,.03)}
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:15.5px;padding:14px 30px;border-radius:11px;cursor:pointer;border:none;transition:.25s}
.btn-org{background:var(--org);color:#fff;box-shadow:0 8px 26px rgba(255,122,26,.32)}
.btn-org:hover{background:var(--org2);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--txt);border:1px solid var(--line2);margin-left:14px}
.btn-ghost:hover{border-color:var(--org);color:var(--org2)}
.hero-card{
  background:linear-gradient(160deg,rgba(21,34,56,.92),rgba(17,28,48,.92));
  border:1px solid var(--line2);border-radius:20px;padding:32px 28px;
  box-shadow:0 30px 70px rgba(0,0,0,.45);backdrop-filter:blur(6px);
}
.hero-card h3{font-size:14px;color:var(--txt3);font-weight:500;margin-bottom:18px;letter-spacing:.06em}
.stat-row{display:flex;justify-content:space-between;align-items:baseline;padding:14px 0;border-bottom:1px dashed var(--line)}
.stat-row:last-child{border-bottom:none}
.stat-row .num{font-size:28px;font-weight:800;color:var(--org);font-family:'Inter',sans-serif;white-space:nowrap}
.stat-row .lbl{font-size:13.5px;color:var(--txt2);text-align:right}
.hero-mini{margin-top:16px;background:rgba(255,122,26,.07);border:1px solid rgba(255,122,26,.25);border-radius:14px;padding:16px 18px;font-size:13px;color:var(--txt2)}
.hero-mini b{color:var(--org2)}

/* ============ 子页 Banner ============ */
.banner{position:relative;padding:140px 0 70px;overflow:hidden}
.banner-bg{position:absolute;inset:0}
.banner-bg img{width:100%;height:100%;object-fit:cover;opacity:.22}
.banner-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,16,28,.8),var(--bg) 96%)}
.banner .wrap{position:relative;z-index:2}
.crumbs{font-size:13px;color:var(--txt3);margin-bottom:16px}
.crumbs a:hover{color:var(--org2)}
.crumbs i{font-style:normal;margin:0 7px;color:var(--txt3)}
.banner h1{font-size:clamp(28px,3.6vw,42px);font-weight:800;margin-bottom:14px}
.banner p{color:var(--txt2);font-size:16px;max-width:760px}

/* ============ 通用 Section ============ */
section{padding:88px 0;position:relative}
section.tight{padding:64px 0}
.sec-head{max-width:760px;margin-bottom:48px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.kicker{display:inline-flex;align-items:center;gap:10px;color:var(--org);font-size:13px;letter-spacing:.22em;font-weight:600;margin-bottom:14px;font-family:'Inter','Noto Sans SC',sans-serif}
.kicker::before{content:"";width:26px;height:2px;background:var(--org);display:inline-block}
.sec-head.center .kicker::after{content:"";width:26px;height:2px;background:var(--org);display:inline-block}
.sec-head h2{font-size:clamp(26px,3.2vw,38px);font-weight:800;margin-bottom:14px}
.sec-head p{color:var(--txt2);font-size:16px}
.alt{background:var(--bg2)}

/* ============ 首页模块卡片（带图，居中排布） ============ */
.mod-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:20px}
.mod-card{
  width:calc(33.333% - 14px);background:var(--panel);border:1px solid var(--line);
  border-radius:16px;overflow:hidden;transition:.32s;display:flex;flex-direction:column;position:relative;
}
.mod-card:hover{transform:translateY(-6px);border-color:rgba(255,122,26,.45);box-shadow:0 22px 50px rgba(0,0,0,.42)}
.mod-thumb{position:relative;height:170px;overflow:hidden}
.mod-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.mod-card:hover .mod-thumb img{transform:scale(1.06)}
.mod-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(17,28,48,.95))}
.mod-thumb .idx{
  position:absolute;left:18px;bottom:12px;z-index:2;color:#fff;font-family:'Inter',sans-serif;
  font-weight:800;font-size:13px;letter-spacing:.16em;background:rgba(255,122,26,.9);
  padding:4px 12px;border-radius:100px;
}
.mod-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.mod-body h3{font-size:19px;margin-bottom:8px}
.mod-body p{font-size:13.5px;color:var(--txt2);flex:1}
.mod-link{margin-top:16px;font-size:13.5px;color:var(--org2);font-weight:600;display:inline-flex;align-items:center;gap:7px}
.mod-link svg{transition:transform .25s}
.mod-card:hover .mod-link svg{transform:translateX(5px)}

/* ============ 共生条（首页简版） ============ */
.loop-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative}
.loop-strip::before{content:"";position:absolute;top:34px;left:12%;right:12%;height:2px;background:linear-gradient(90deg,transparent,var(--org) 15%,var(--org) 85%,transparent);opacity:.35}
.loop-step{text-align:center;position:relative}
.loop-ico{width:68px;height:68px;border-radius:50%;margin:0 auto 16px;background:var(--panel2);border:1px solid rgba(255,122,26,.4);display:flex;align-items:center;justify-content:center;position:relative;z-index:2;box-shadow:0 0 0 8px var(--bg2)}
.loop-step h4{font-size:16px;margin-bottom:6px}
.loop-step p{font-size:13px;color:var(--txt2)}

/* ============ 三公司卡片 ============ */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.why-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;transition:.3s;position:relative;overflow:hidden}
.why-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--org),transparent);opacity:0;transition:.3s}
.why-card:hover{transform:translateY(-5px);border-color:var(--line2);box-shadow:0 18px 44px rgba(0,0,0,.35)}
.why-card:hover::before{opacity:1}
.why-card .tag{font-size:12px;color:var(--org);letter-spacing:.14em;font-weight:600;margin-bottom:12px;display:block}
.why-card h3{font-size:18px;margin-bottom:10px}
.why-card p{font-size:14px;color:var(--txt2)}
.why-card .co{margin-top:14px;font-size:13px;color:var(--txt3);border-top:1px dashed var(--line);padding-top:12px}
.why-card .co b{color:var(--steel);font-weight:600}
.link-note{display:flex;align-items:center;gap:14px;flex-wrap:wrap;background:var(--org-soft);border:1px solid rgba(255,122,26,.3);border-radius:12px;padding:20px 26px;font-size:15px;color:var(--txt2);margin-top:26px}
.link-note b{color:var(--org2)}
.link-note svg{flex:none}

/* ============ 团队预览 / 团队页 ============ */
.team-teaser{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:center;background:linear-gradient(150deg,#1a2a46,var(--panel));border:1px solid rgba(255,122,26,.3);border-radius:18px;padding:40px;position:relative;overflow:hidden}
.team-teaser::after{content:"30+";position:absolute;right:-10px;bottom:-52px;font-family:'Inter',sans-serif;font-size:170px;font-weight:800;color:rgba(255,122,26,.07);line-height:1}
.lead-badge{display:inline-block;background:var(--org);color:#fff;font-size:12.5px;font-weight:700;padding:5px 14px;border-radius:100px;margin-bottom:18px;letter-spacing:.06em}
.team-teaser h3{font-size:28px;margin-bottom:4px}
.team-teaser .title{color:var(--org2);font-size:14.5px;margin-bottom:16px;display:block}
.team-teaser p{color:var(--txt2);font-size:14.5px;position:relative;z-index:2}
.lead-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px;position:relative;z-index:2}
.lead-tags span{font-size:12.5px;border:1px solid var(--line2);color:var(--steel);padding:6px 13px;border-radius:7px}
.exp-table{width:100%;border-collapse:collapse;font-size:14px;position:relative;z-index:2}
.exp-table th,.exp-table td{padding:12px 14px;text-align:left;border-bottom:1px dashed var(--line)}
.exp-table th{color:var(--txt3);font-weight:500;font-size:13px}
.exp-table td:last-child{color:var(--org2);font-weight:700;white-space:nowrap;font-family:'Inter','Noto Sans SC',sans-serif}
.lead-contact{margin-top:20px;font-size:16px;font-weight:700;color:var(--org2);position:relative;z-index:2}
.lead-contact small{font-weight:400;color:var(--txt3);font-size:13px}
.team-note{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:26px 28px}
.team-note h4{font-size:16px;margin-bottom:10px;display:flex;align-items:center;gap:9px}
.team-note p{font-size:14px;color:var(--txt2)}
.team-slogan{background:linear-gradient(135deg,rgba(255,122,26,.16),rgba(255,122,26,.05));border:1px solid rgba(255,122,26,.4);border-radius:16px;padding:22px 28px;font-size:19px;font-weight:800;color:var(--org2);text-align:center;letter-spacing:.08em}

/* ============ 业务页交替行 ============ */
.modrow{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:center;padding:34px 0}
.modrow + .modrow{border-top:1px dashed var(--line)}
.modrow.rev .modrow-img{order:2}
.modrow-img{border-radius:16px;overflow:hidden;border:1px solid var(--line2);position:relative;height:280px}
.modrow-img img{width:100%;height:100%;object-fit:cover}
.modrow-img .idx{position:absolute;left:16px;top:16px;background:rgba(255,122,26,.92);color:#fff;font-family:'Inter',sans-serif;font-weight:800;font-size:12.5px;letter-spacing:.14em;padding:5px 13px;border-radius:100px}
.modrow h3{font-size:24px;margin-bottom:6px}
.modrow .en-sub{font-size:11.5px;color:var(--txt3);letter-spacing:.16em;margin-bottom:14px}
.modrow ul{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:8px 18px;margin-bottom:18px}
.modrow li{font-size:14px;color:var(--txt2);padding-left:17px;position:relative}
.modrow li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;background:var(--org);opacity:.75}

/* ============ 详情页 ============ */
.detail-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:start}
.detail-img{border-radius:18px;overflow:hidden;border:1px solid var(--line2);height:380px;position:sticky;top:100px}
.detail-img img{width:100%;height:100%;object-fit:cover}
.detail-list{list-style:none;display:flex;flex-direction:column;gap:14px;margin:26px 0}
.detail-list li{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 20px;font-size:14.5px;color:var(--txt2);display:flex;gap:13px;align-items:flex-start;transition:.25s}
.detail-list li:hover{border-color:rgba(255,122,26,.4);transform:translateX(5px)}
.detail-list li b{color:var(--txt);font-weight:600}
.detail-list .n{flex:none;width:26px;height:26px;border-radius:8px;background:var(--org-soft);border:1px solid rgba(255,122,26,.35);color:var(--org);font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;font-family:'Inter',sans-serif;margin-top:2px}
.chips{display:flex;flex-wrap:wrap;gap:9px;margin:14px 0 6px}
.chips span{font-size:12.5px;border:1px solid var(--line2);color:var(--steel);padding:6px 13px;border-radius:100px;background:rgba(255,255,255,.03)}
.sub-h{font-size:17px;font-weight:700;margin:30px 0 6px;display:flex;align-items:center;gap:10px}
.sub-h::before{content:"";width:4px;height:18px;border-radius:2px;background:var(--org)}
.cross-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.cross-links a{font-size:13px;border:1px solid var(--line2);border-radius:100px;padding:7px 16px;color:var(--txt2);transition:.2s}
.cross-links a:hover{border-color:var(--org);color:var(--org2);background:var(--org-soft)}

/* ============ 共生 SVG 盒子 ============ */
.eco-wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:50px;align-items:center}
.eco-svg-box{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:0 24px 60px rgba(0,0,0,.35)}
.eco-list{display:flex;flex-direction:column;gap:13px}
.eco-item{display:flex;gap:15px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:15px 20px;transition:.25s}
.eco-item:hover{border-color:rgba(255,122,26,.4);transform:translateX(6px)}
.eco-item .dot{width:32px;height:32px;flex:none;border-radius:9px;background:var(--org-soft);border:1px solid rgba(255,122,26,.35);color:var(--org);font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center;font-family:'Inter',sans-serif}
.eco-item h4{font-size:15px;margin-bottom:3px}
.eco-item p{font-size:13px;color:var(--txt2)}

/* ============ 流程 ============ */
.flow{display:grid;grid-template-columns:repeat(4,1fr);position:relative;margin-top:8px}
.flow::before{content:"";position:absolute;top:37px;left:12.5%;right:12.5%;height:2px;background:linear-gradient(90deg,transparent,var(--org) 18%,var(--org) 82%,transparent);opacity:.4}
.flow-step{text-align:center;padding:0 16px;position:relative}
.flow-ico{width:74px;height:74px;border-radius:50%;margin:0 auto 18px;background:var(--panel2);border:1px solid rgba(255,122,26,.4);display:flex;align-items:center;justify-content:center;position:relative;z-index:2;box-shadow:0 0 0 8px var(--bg2)}
.flow-step h4{font-size:16.5px;margin-bottom:7px}
.flow-step .n{position:absolute;top:-4px;right:-4px;width:24px;height:24px;border-radius:50%;background:var(--org);color:#fff;font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;font-family:'Inter',sans-serif}
.flow-step p{font-size:13px;color:var(--txt2)}

/* ============ CTA 带 ============ */
.cta-band{background:linear-gradient(120deg,rgba(255,122,26,.16),rgba(255,122,26,.04));border-top:1px solid rgba(255,122,26,.25);border-bottom:1px solid rgba(255,122,26,.25);padding:56px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);font-weight:800}
.cta-inner p{color:var(--txt2);font-size:15px;margin-top:8px}
.cta-inner .btn-ghost{margin-left:0}

/* ============ 联系 ============ */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.contact-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:32px 30px}
.contact-card h3{font-size:19px;margin-bottom:20px;display:flex;align-items:center;gap:10px}
.c-row{display:flex;gap:14px;padding:13px 0;border-bottom:1px dashed var(--line);font-size:14.5px}
.c-row:last-child{border-bottom:none}
.c-row .k{color:var(--txt3);flex:none;width:82px}
.c-row .v{color:var(--txt2)}
.c-row .v b{color:var(--org2);font-weight:700;font-size:16px}
.form{display:flex;flex-direction:column;gap:14px}
.form input,.form textarea,.form select{background:var(--bg);border:1px solid var(--line2);border-radius:10px;padding:13px 16px;color:var(--txt);font-size:14.5px;font-family:inherit;outline:none;transition:.2s}
.form input:focus,.form textarea:focus,.form select:focus{border-color:var(--org);box-shadow:0 0 0 3px rgba(255,122,26,.15)}
.form textarea{min-height:110px;resize:vertical}
.form .hint{font-size:12.5px;color:var(--txt3)}

/* ============ 页脚 ============ */
footer{border-top:1px solid var(--line);padding:44px 0 36px;background:var(--bg2)}
.foot{display:grid;grid-template-columns:1fr 1fr;gap:26px 40px;align-items:start}
@media(max-width:640px){.foot{grid-template-columns:1fr}}
.foot p{font-size:13px;color:var(--txt3);line-height:2}
.foot .fb{color:var(--txt2);font-weight:600;margin-bottom:6px}

/* ============ 动画 ============ */
.scroll-anim{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.22,.8,.3,1),transform .7s cubic-bezier(.22,.8,.3,1)}
.scroll-anim.in{opacity:1;transform:none}
.d1{transition-delay:.06s}.d2{transition-delay:.14s}.d3{transition-delay:.22s}.d4{transition-delay:.3s}.d5{transition-delay:.38s}.d6{transition-delay:.46s}.d7{transition-delay:.54s}

/* ============ 响应式 ============ */
/* v27 页眉：LOGO 加大（70px，页眉 74px 上下各留 2px 贴边）+ 导航压缩，保证标题单行 */
.logo-img{width:70px;height:70px}
.nav-links{gap:0}
.nav-links>a,.nav-links .dd>a{padding:7px 8px;font-size:13px}
.nav-links a.cta{padding:7px 12px}
@media(max-width:1279px){
  .logo-img{width:58px;height:58px}
  .logo-text b{font-size:17px}
  .logo-text span{font-size:12px}
  .nav-links>a,.nav-links .dd>a{padding:6px 6px;font-size:12.5px}
  .nav-links a.cta{padding:6px 10px}
}
@media(max-width:1080px){
  .logo-text b{font-size:16px}
  .logo-text span{font-size:11.5px}
  .nav-links>a,.nav-links .dd>a{padding:6px 5px;font-size:12px}
  .nav-links a.cta{padding:6px 8px}
}
@media(max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .mod-grid{flex-direction:row}
  .mod-card{width:calc(50% - 10px)}
  .loop-strip{grid-template-columns:1fr 1fr;gap:30px 0}
  .loop-strip::before{display:none}
  .why-grid{grid-template-columns:1fr}
  .team-teaser{grid-template-columns:1fr;padding:30px}
  .modrow{grid-template-columns:1fr;gap:22px}
  .modrow.rev .modrow-img{order:0}
  .modrow-img{height:220px}
  .detail-grid{grid-template-columns:1fr}
  .detail-img{position:static;height:260px}
  .eco-wrap{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr 1fr;gap:32px 0}
  .flow::before{display:none}
  .contact-grid{grid-template-columns:1fr}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--bg2);border-bottom:1px solid var(--line);padding:14px;gap:4px;max-height:70vh;overflow-y:auto}
  .nav-links.open{display:flex}
  .burger{display:flex}
  /* v27：汉堡态空间充裕，LOGO/标题回补尺寸 */
  .logo-img{width:64px;height:64px}
  .logo-text b{font-size:17px}
  .logo-text span{font-size:12.5px}
}
@media(max-width:640px){
  .nav-links>a,.nav-links .dd>a{width:100%;justify-content:center}
  .dd-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;background:rgba(255,255,255,.03);display:none}
  .dd.open .dd-menu{display:block}
  .burger{display:flex}
  section{padding:64px 0}
  .banner{padding:115px 0 54px}
  .mod-card{width:100%}
  .modrow ul{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .loop-strip{grid-template-columns:1fr}
  .btn-ghost{margin-left:0;margin-top:12px}
}

/* ================= v4 新增 ================= */
/* 主旨语带 */
.motto{
  text-align:center;padding:26px 0;
  background:linear-gradient(90deg,transparent,rgba(255,122,26,.10) 20%,rgba(255,122,26,.10) 80%,transparent);
  border-top:1px solid rgba(255,122,26,.2);border-bottom:1px solid rgba(255,122,26,.2);
}
.motto b{
  font-size:clamp(20px,2.6vw,28px);font-weight:900;letter-spacing:.35em;color:var(--org2);
  text-indent:.35em;
}
.motto span{display:block;margin-top:6px;font-size:12.5px;color:var(--txt3);letter-spacing:.3em;text-indent:.3em}

/* 可点击服务子项（带缩略图） */
.detail-list a.srv{display:block}
.detail-list li.has-link{cursor:pointer;transition:.25s}
.detail-list li.has-link:hover{border-color:rgba(255,122,26,.55);transform:translateX(6px);background:var(--panel2)}
.srv-thumb{
  flex:none;width:74px;height:74px;border-radius:10px;overflow:hidden;border:1px solid var(--line2);margin-top:2px;
}
.srv-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.detail-list li.has-link:hover .srv-thumb img{transform:scale(1.1)}
.srv-arrow{margin-left:auto;align-self:center;color:var(--org);opacity:0;transition:.25s;flex:none}
.detail-list li.has-link:hover .srv-arrow{opacity:1}

/* 子页头部与图文布局 */
.sub-hero{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.sub-hero .sh-img{border-radius:18px;overflow:hidden;border:1px solid var(--line2);height:340px}
.sub-hero .sh-img img{width:100%;height:100%;object-fit:cover}
.sub-hero h1{font-size:clamp(26px,3vw,36px);margin-bottom:12px}
.sub-hero .crumbs{margin-bottom:14px}
.sub-hero p{color:var(--txt2);font-size:15.5px}
.sub-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.img-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:26px 0}
.img-row figure{margin:0;border-radius:14px;overflow:hidden;border:1px solid var(--line2);position:relative;height:230px}
.img-row figure img{width:100%;height:100%;object-fit:cover}
.img-row figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:10px 14px;font-size:12.5px;color:var(--txt2);
  background:linear-gradient(180deg,transparent,rgba(10,16,28,.92));
}
.prose{color:var(--txt2);font-size:15px;line-height:1.95}
.prose p+p{margin-top:14px}
.prose b{color:var(--txt)}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--org2);margin-bottom:22px}
.back-link:hover{text-decoration:underline}

/* 园区页 */
.park-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:34px 0}
.park-stat{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px;text-align:center}
.park-stat .num{font-family:'Inter',sans-serif;font-size:26px;font-weight:800;color:var(--org)}
.park-stat .lbl{font-size:13px;color:var(--txt2);margin-top:6px}
.park-honors{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0 6px}
.park-honors span{
  font-size:13px;border:1px solid rgba(255,122,26,.4);color:var(--org2);
  background:var(--org-soft);padding:7px 16px;border-radius:100px;
}
.policy-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.policy-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:24px;transition:.25s}
.policy-card:hover{border-color:rgba(255,122,26,.45);transform:translateY(-4px)}
.policy-card h4{font-size:16px;margin-bottom:8px;display:flex;gap:10px;align-items:center}
.policy-card h4 .pn{flex:none;width:30px;height:30px;border-radius:9px;background:var(--org-soft);border:1px solid rgba(255,122,26,.35);color:var(--org);font-weight:800;font-size:12.5px;display:flex;align-items:center;justify-content:center;font-family:'Inter',sans-serif}
.policy-card p{font-size:13.5px;color:var(--txt2)}
.src-list{list-style:none;display:flex;flex-direction:column;gap:10px}
.src-list li{font-size:13px;color:var(--txt3);padding-left:18px;position:relative}
.src-list li::before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;border-radius:2px;background:var(--steel);opacity:.6}
.src-list a{color:var(--steel);text-decoration:underline;text-underline-offset:3px}
.src-list a:hover{color:var(--org2)}
/* v16：服务区域页 */
.city-tags{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0 4px}
.city-tags span{font-size:11.5px;color:var(--txt2);border:1px solid var(--line);border-radius:6px;padding:3px 9px;background:var(--panel)}
.region-prov{margin-top:24px}
.region-prov h3{font-size:16.5px;display:flex;align-items:baseline;gap:10px}
.region-prov h3 i{font-style:normal;font-size:12px;color:var(--org2);font-family:'Inter',sans-serif;font-weight:700}
.src-note{font-size:10.5px;color:var(--txt3);opacity:.8;margin-top:14px;line-height:1.6}
/* v7：服务流程八步网格 */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px 18px}
.flow-step{text-align:center;position:relative}
.flow-num{width:58px;height:58px;border-radius:50%;margin:0 auto 12px;background:var(--panel2);border:1px solid rgba(255,122,26,.45);color:var(--org);font-family:'Inter',sans-serif;font-weight:800;font-size:17px;display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 8px var(--bg2)}
.flow-step h4{font-size:15.5px;margin-bottom:6px}
.flow-step p{font-size:12.5px;color:var(--txt2);line-height:1.7}
@media(max-width:980px){.flow-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.flow-grid{grid-template-columns:1fr}}

@media(max-width:980px){
  .sub-hero{grid-template-columns:1fr}
  .sub-hero .sh-img{height:240px}
  .img-row{grid-template-columns:1fr}
  .park-stats{grid-template-columns:1fr 1fr}
  .policy-grid{grid-template-columns:1fr}
}
@media(max-width:640px){
  .hero{padding:131px 0 70px}
  .banner{padding:136px 0 50px}
  .nav-sub{padding:2px 12px 3px}
  .nav-sub .ns-park{margin-left:0}
  .srv-thumb{width:58px;height:58px}
  .park-stats{grid-template-columns:1fr 1fr}
}

/* ================= v5 新增 ================= */
/* 案例卡片 */
.case-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:20px}
.case-card{
  width:calc(33.333% - 14px);background:var(--panel);border:1px solid var(--line);
  border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:.3s;color:inherit;
}
.case-card:hover{transform:translateY(-6px);border-color:rgba(255,122,26,.45);box-shadow:0 22px 50px rgba(0,0,0,.42)}
.case-thumb{position:relative;height:150px;overflow:hidden}
.case-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.case-card:hover .case-thumb img{transform:scale(1.06)}
.case-thumb .ct-tag{
  position:absolute;left:14px;top:12px;background:rgba(10,16,28,.82);border:1px solid rgba(255,122,26,.5);
  color:var(--org2);font-size:11px;padding:4px 11px;border-radius:100px;letter-spacing:.06em;backdrop-filter:blur(4px);
}
.case-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.case-body h3{font-size:16.5px;margin-bottom:8px;line-height:1.5}
.case-body p{font-size:13px;color:var(--txt2);flex:1}
.case-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.case-meta span{font-size:11.5px;color:var(--steel);border:1px solid var(--line2);padding:4px 10px;border-radius:6px}
/* 案例详情页 */
.case-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.case-hero .ch-img{border-radius:18px;overflow:hidden;border:1px solid var(--line2);height:330px}
.case-hero .ch-img img{width:100%;height:100%;object-fit:cover}
.case-kv{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:26px 0}
.case-kv .kv{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.case-kv .kv .k{font-size:12px;color:var(--txt3);margin-bottom:6px}
.case-kv .kv .v{font-size:14px;color:var(--txt);font-weight:600}
/* 友情链接条 */
.friend-bar{border-top:1px solid var(--line);background:var(--bg2);padding:18px 0}
.friend-inner{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:center}
.friend-inner .fl-label{font-size:12px;color:var(--txt3);letter-spacing:.12em;margin-right:6px}
.friend-inner a.fl{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--txt2);
  border:1px solid var(--line);border-radius:100px;padding:6px 14px 6px 7px;background:var(--panel);transition:.2s;
}
.friend-inner a.fl:hover{border-color:rgba(255,122,26,.5);color:var(--org2)}
.friend-inner a.fl img{width:24px;height:24px;border-radius:6px;object-fit:contain;background:#fff;flex:none}
/* 实景来源标注 */
.photo-src{font-size:11.5px;color:var(--txt3);margin-top:8px}
.photo-src a{color:var(--steel);text-decoration:underline;text-underline-offset:3px}
@media(max-width:980px){
  .case-card{width:calc(50% - 10px)}
  .case-hero{grid-template-columns:1fr}
  .case-hero .ch-img{height:240px}
  .case-kv{grid-template-columns:1fr}
}
@media(max-width:640px){
  .case-card{width:100%}
}
/* v6：案例横带/详情页补充（ns-case/ns-meth 旧二级导航样式已随 v22 链接上移主导航行而删除） */
.case-strip{border-top:1px solid rgba(255,122,26,.25);border-bottom:1px solid rgba(255,122,26,.25);background:linear-gradient(120deg,rgba(94,178,255,.10),rgba(255,122,26,.06));padding:20px 0}
.case-strip a{display:flex;align-items:center;gap:16px;flex-wrap:wrap;color:inherit}
.case-strip b{font-size:17px;color:var(--org2);white-space:nowrap}
.case-strip span{font-size:13.5px;color:var(--txt2);flex:1;min-width:260px}
.case-strip i{font-style:normal;color:var(--steel);font-size:13px;white-space:nowrap}
.case-strip a:hover i{color:var(--org2)}
.case-pn{display:flex;justify-content:space-between;gap:12px;margin-top:30px;flex-wrap:wrap}
.case-pn a{font-size:13px;color:var(--txt2);border:1px solid var(--line);border-radius:10px;padding:10px 16px;flex:1;background:var(--panel);min-width:220px}
.case-pn a:hover{border-color:rgba(255,122,26,.5);color:var(--org2)}
.case-pn a.next{text-align:right}
@media(max-width:640px){.case-pn a.next{text-align:left}}

/* ===== v18 浮动拨号按钮 ===== */
.fab-call{position:fixed;right:14px;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:120;
  display:inline-flex;align-items:center;gap:7px;padding:10px 16px 10px 13px;border-radius:100px;
  background:linear-gradient(135deg,var(--org),#e05f00);color:#fff;font-size:13px;font-weight:600;letter-spacing:.04em;
  box-shadow:0 6px 18px rgba(255,122,26,.35),0 2px 6px rgba(0,0,0,.35);text-decoration:none;transition:.2s}
.fab-call:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,122,26,.45);color:#fff}
.fab-call svg{flex:none}
.fab-call::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  box-shadow:0 0 0 0 rgba(255,122,26,.45);animation:fabpulse 2.4s infinite}
@keyframes fabpulse{70%{box-shadow:0 0 0 12px rgba(255,122,26,0)}100%{box-shadow:0 0 0 0 rgba(255,122,26,0)}}
@media print{.fab-call{display:none}}
@media(max-width:640px){
  .fab-call{right:12px;bottom:calc(14px + env(safe-area-inset-bottom,0px));padding:9px 14px 9px 12px;font-size:12px}
}
/* ===== v18 友情链接字体缩小 ===== */
.friend-inner a.fl{font-size:11.5px;padding:5px 12px 5px 6px;gap:6px}
.friend-inner a.fl img{width:18px;height:18px;border-radius:4px}
.friend-inner .fl-label{font-size:10.5px}

/* ===== v19 页脚联系方式 ===== */
.foot a{color:var(--txt3);text-decoration:none;border-bottom:1px dashed rgba(255,255,255,.18)}
.foot a:hover{color:var(--org2);border-bottom-color:var(--org)}
.foot-tel{color:var(--org2);font-weight:600;letter-spacing:.02em}

/* ============ v9 区域子页 ============ */
.sub-meta .chip{display:inline-block;font-size:12.5px;border:1px solid var(--line2);color:var(--txt2);padding:6px 13px;border-radius:100px;background:rgba(255,255,255,.03)}
.city-tags a{font-size:11.5px;color:var(--txt2);border:1px solid var(--line);border-radius:6px;padding:3px 9px;background:var(--panel);transition:.2s}
.city-tags a:hover{border-color:var(--org);color:var(--org2)}
.city-tags a.cur{border-color:var(--org);color:var(--org);background:var(--org-soft);font-weight:600}

/* ---------- v20: 省级页历史沿革 + 免责声明入口 ---------- */
.foot-decl{display:inline-block;margin-top:6px;font-size:12px;color:var(--steel);border-bottom:1px dashed rgba(255,255,255,.25);transition:.2s}
.foot-decl:hover{color:var(--org2);border-color:var(--org2)}
.hist-era{margin:22px 0;padding:18px 20px;background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--org);border-radius:12px;transition:.25s}
.hist-era:hover{border-color:rgba(255,122,26,.45);border-left-color:var(--org)}
.hist-era .era-t{font-size:15px;font-weight:700;color:var(--txt);margin-bottom:8px;display:flex;align-items:center;gap:9px}
.hist-era .era-t::before{content://;flex:none;width:8px;height:8px;border-radius:50%;background:var(--org);box-shadow:0 0 0 4px var(--org-soft)}
.hist-era p{font-size:14px;line-height:1.95;color:var(--txt2);margin:0}
.prov-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:22px 0}
.prov-nav a{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 16px;font-size:14px;color:var(--txt2);transition:.25s;display:block}
.prov-nav a:hover{border-color:rgba(255,122,26,.5);color:var(--txt);transform:translateY(-2px)}
.prov-nav a b{display:block;color:var(--txt);font-size:15px;margin-bottom:3px}
.prov-nav a.cur{border-color:var(--org);background:var(--org-soft)}
.prov-nav a.cur b{color:var(--org2)}
@media(max-width:980px){.prov-nav{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.prov-nav{grid-template-columns:1fr}}
.decl-sec{margin:30px 0}
.decl-sec h3{font-size:16.5px;margin-bottom:12px;display:flex;align-items:center;gap:10px}
.decl-sec h3::before{content://;width:4px;height:18px;border-radius:2px;background:var(--org)}
.decl-sec p,.decl-sec li{font-size:14px;line-height:1.95;color:var(--txt2)}
.decl-sec ul{padding-left:20px;margin:10px 0}
.decl-sec li{margin:6px 0}
.decl-sec b{color:var(--txt)}
.decl-updated{display:inline-block;margin-top:4px;font-size:12.5px;color:var(--steel);border:1px solid var(--line2);border-radius:100px;padding:4px 14px}

/* ---------- v20: region.html 省级标题链接 ---------- */
.region-prov h3 a.prov-h3{color:var(--txt);transition:.2s}
.region-prov h3 a.prov-h3:hover{color:var(--org2)}
.region-prov h3 em.prov-more{font-style:normal;font-size:11.5px;color:var(--org);opacity:.75;transition:.2s;white-space:nowrap}
.region-prov h3:hover em.prov-more{opacity:1}
.region-prov h3 a.prov-h3::after{content:"";display:inline-block;width:14px;height:14px;margin-left:6px;vertical-align:-2px;background:currentColor;opacity:.5;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='5' y1='12' x2='19' y2='12'/%3E%3Cpolyline points='12 5 19 12 12 19'/%3E%3C/svg%3E") no-repeat center/contain;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='5' y1='12' x2='19' y2='12'/%3E%3Cpolyline points='12 5 19 12 12 19'/%3E%3C/svg%3E") no-repeat center/contain}
.src-note a{color:var(--steel);text-decoration:underline;text-underline-offset:2px}
.src-note a:hover{color:var(--org2)}

/* ================= v21: 设备养护知识板块 ================= */
.know-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:26px}
.know-cat{display:block;background:var(--panel);border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:.28s;color:inherit}
.know-cat:hover{border-color:rgba(255,122,26,.5);transform:translateY(-4px);box-shadow:0 16px 40px rgba(0,0,0,.35)}
.know-cat .kc-top{display:flex;align-items:center;gap:14px;padding:18px 20px 14px}
.know-cat .kc-no{flex:none;width:44px;height:44px;border-radius:12px;background:var(--org-soft);border:1px solid rgba(255,122,26,.35);color:var(--org);font-size:18px;font-weight:800;display:flex;align-items:center;justify-content:center;font-family:'Inter',sans-serif}
.know-cat .kc-top h3{font-size:17px;margin:0 0 3px}
.know-cat .kc-en{font-size:10.5px;letter-spacing:.16em;color:var(--txt3);font-family:'Inter',sans-serif;font-weight:600}
.know-cat .kc-desc{padding:0 20px 14px;font-size:13.5px;line-height:1.85;color:var(--txt2)}
.know-cat .kc-foot{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;border-top:1px solid var(--line);font-size:12.5px;color:var(--steel)}
.know-cat .kc-foot b{color:var(--org2);font-family:'Inter',sans-serif}
.know-art-list{display:flex;flex-direction:column;gap:14px;margin-top:24px}
.know-art{display:flex;gap:16px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px 18px;transition:.25s;color:inherit}
.know-art:hover{border-color:rgba(255,122,26,.5);transform:translateX(5px);background:var(--panel2)}
.know-art .ka-no{flex:none;width:52px;height:52px;border-radius:12px;overflow:hidden;border:1px solid var(--line2)}
.know-art .ka-no img{width:100%;height:100%;object-fit:cover}
.know-art .ka-body h3{font-size:15.5px;margin:0 0 6px;line-height:1.5}
.know-art .ka-body p{font-size:13px;color:var(--txt2);line-height:1.8;margin:0}
.know-art .ka-arrow{flex:none;color:var(--org);opacity:.55;transition:.25s}
.know-art:hover .ka-arrow{opacity:1;transform:translateX(3px)}
.kv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:24px 0}
.kv-grid .kvi{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:15px 17px}
.kv-grid .kvi .k{font-size:11.5px;color:var(--txt3);letter-spacing:.06em;margin-bottom:7px}
.kv-grid .kvi .v{font-size:14px;color:var(--txt);line-height:1.7}
.kc-table-wrap{margin:26px 0;overflow-x:auto;border:1px solid var(--line);border-radius:14px}
table.kc-table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:620px}
table.kc-table th{background:var(--panel2);color:var(--org2);font-size:12px;letter-spacing:.06em;font-weight:700;padding:13px 16px;text-align:left;border-bottom:1px solid var(--line2);white-space:nowrap}
table.kc-table td{padding:12px 16px;border-bottom:1px solid var(--line);color:var(--txt2);line-height:1.75;vertical-align:top}
table.kc-table tr:last-child td{border-bottom:none}
table.kc-table tr:hover td{background:rgba(255,122,26,.045);color:var(--txt)}
table.kc-table td:first-child{color:var(--txt);font-weight:600;white-space:nowrap}
.kc-taboo{list-style:none;margin:20px 0 0;padding:0;display:flex;flex-direction:column;gap:12px}
.kc-taboo li{background:rgba(255,107,107,.055);border:1px solid rgba(255,107,107,.22);border-left:3px solid #ff6b6b;border-radius:12px;padding:14px 18px;font-size:14px;line-height:1.85;color:var(--txt2)}
.kc-taboo li b{color:#ff8f8f;font-weight:700}
.know-pn{display:flex;justify-content:space-between;gap:16px;margin-top:34px;padding-top:24px;border-top:1px solid var(--line);flex-wrap:wrap}
.know-pn a{font-size:13.5px;color:var(--txt2);padding:11px 16px;border:1px solid var(--line);border-radius:10px;transition:.25s;max-width:47%}
.know-pn a:hover{border-color:rgba(255,122,26,.5);color:var(--org2);background:var(--org-soft)}
.know-pn a.next{margin-left:auto;text-align:right}
@media(max-width:980px){.know-grid{grid-template-columns:1fr}.kv-grid{grid-template-columns:1fr}}
@media(max-width:640px){.know-art{flex-wrap:wrap}.know-pn a{max-width:100%}}

.nav-links a.cta.active{box-shadow:0 0 0 2px rgba(255,122,26,.35);opacity:.92}

.foot-legal{display:inline-block;margin-top:6px;font-size:12px;letter-spacing:.3px;color:var(--steel);opacity:.9}
.foot-legal a{padding:1px 2px}
/* v24：微信二维码联络位（cta 咨询带 + contact 页卡片） */
.cta-qr{
  display:flex;align-items:center;gap:14px;background:#fff;border-radius:16px;padding:11px 18px 11px 11px;
  box-shadow:0 10px 30px rgba(0,0,0,.28);
}
.cta-qr img{width:104px;height:104px;border-radius:10px;display:block;background:#fff;cursor:zoom-in;transition:transform .18s}
.cta-qr img:hover{transform:scale(1.04)}
.cta-qr span{font-size:13px;line-height:1.55;color:#1c2733;font-weight:600;white-space:nowrap}
.qr-card{text-align:center}
.qr-card img{width:190px;height:190px;border-radius:12px;background:#fff;padding:8px;border:1px solid var(--line2);margin:2px auto 12px;display:block;cursor:zoom-in;transition:transform .18s}
.qr-card img:hover{transform:scale(1.03)}
/* v41 二维码点击放大浮层（微信扫码识别） */
.qr-lb{position:fixed;inset:0;z-index:9999;display:none;align-items:center;justify-content:center;padding:24px;background:rgba(8,12,18,.78);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}
.qr-lb.open{display:flex}
.qr-lb-box{position:relative;background:#fff;border-radius:18px;padding:24px 22px 18px;max-width:min(92vw,420px);width:100%;text-align:center;box-shadow:0 24px 60px rgba(0,0,0,.45);animation:qrPop .22s ease}
@keyframes qrPop{from{transform:scale(.92);opacity:0}to{transform:scale(1);opacity:1}}
.qr-lb-box>img{width:min(72vw,340px);height:auto;aspect-ratio:1/1;object-fit:contain;display:block;margin:0 auto 14px;border-radius:10px}
.qr-lb-box h4{font-size:15.5px;font-weight:800;color:#10161d;margin-bottom:6px}
.qr-lb-box p{font-size:13px;line-height:1.7;color:#4a5866}
.qr-lb-box p b{color:#ff7a1a;font-weight:700}
.qr-lb-close{position:absolute;top:8px;right:8px;width:34px;height:34px;border:0;border-radius:50%;background:#f0f2f5;color:#5a6672;font-size:22px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.18s}
.qr-lb-close:hover{background:#ff7a1a;color:#fff}
.qr-card p{font-size:13.5px;color:var(--txt2);line-height:1.9}
/* 页脚小二维码（联系我们栏内） */
.foot-qr{display:flex;align-items:center;gap:10px;margin-top:12px}
.foot-qr img{width:72px;height:72px;border-radius:8px;background:#fff;padding:3px;display:block;flex:none}
.foot-qr span{font-size:11.5px;line-height:1.55;color:var(--txt3)}
@media(max-width:640px){
  .cta-qr{padding:8px 13px 8px 8px;gap:12px}
  .cta-qr img{width:84px;height:84px}
  .cta-qr span{font-size:11.5px}
  .foot-qr img{width:64px;height:64px}
}
.foot-legal a{color:inherit;border-bottom:1px dashed rgba(255,255,255,.18);transition:.2s;padding:0 1px}
.foot-legal a:hover{color:var(--org2);border-color:var(--org2)}

/* ================= v25 移动端体验优化（手机/平板） ================= */
/* 兜底：任何漏网宽元素不再造成整页横向滚动（clip 不产生滚动条） */
html,body{overflow-x:clip}
select,input,textarea{max-width:100%}
/* 单列 grid 轨道允许收缩到内容 min-content 以下，防止长英文/长串撑宽列 */
@media(max-width:980px){
  .hero-inner,.contact-grid,.detail-grid,.modrow,.team-teaser,.why-grid,.policy-grid,.sub-hero{grid-template-columns:minmax(0,1fr)}
  .hero-inner>div,.contact-card,.cta-inner>div,.modrow-img,.detail-img{min-width:0}
  .badge{flex-wrap:wrap;row-gap:4px}
  .stat-row .lbl{overflow-wrap:anywhere}
}
/* 小屏：表单/联系卡/表格/按钮触控与可读性 */
@media(max-width:640px){
  .c-row .v{overflow-wrap:anywhere}
  .form input,.form textarea,.form select{min-width:0;font-size:15px}
  .form textarea{font-size:16px}
  .exp-table{font-size:12.5px}
  .exp-table th,.exp-table td{padding:9px 9px}
  .exp-table th{font-size:11.5px}
  .btn{padding:13px 22px;font-size:15px}
  .cta-inner .btn-ghost{margin-left:0}
  .hero-tags span{font-size:12px;padding:5px 11px}
  .case-strip span{min-width:0}
  .case-strip b{white-space:normal;font-size:15.5px}
  .crumbs{font-size:12px}
  .motto b{letter-spacing:.2em;text-indent:.2em}
  .contact-card{padding:26px 20px}
  .c-row{font-size:13.5px;gap:10px}
  .c-row .k{width:72px}
}
/* 超窄屏（≤400px，含 360/375/390 主流机型） */
@media(max-width:400px){
  .wrap{padding:0 16px}
  .hero h1{font-size:30px}
  .hero-pain{font-size:14px;padding-left:12px}
  .hero-sub{font-size:15px}
  .badge{font-size:12px;padding:6px 13px}
  .btn{padding:12px 18px;font-size:14.5px}
  .stat-row{padding:10px 0}
  .foot p{font-size:12.5px}
  .foot-qr span{font-size:11px}
  .exp-table{font-size:12px}
  .exp-table th,.exp-table td{padding:8px 7px}
  .contact-card{padding:22px 16px}
  .c-row .k{width:64px}
  .qr-card img{width:168px;height:168px}
}
.foot-legal i{font-style:normal;margin:0 5px;opacity:.6}

/* v26 SEO：FAQ 块 */
.faq-list{display:grid;gap:14px}
.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px 22px}
.faq-item h3{font-size:15.5px;color:var(--txt);margin-bottom:8px;display:flex;gap:10px;align-items:baseline}
.faq-item h3::before{content:"Q";color:var(--org);font-family:'Inter',sans-serif;font-weight:800;font-size:14px}
.faq-item p{font-size:14px;color:var(--txt2);line-height:1.95}

/* ============ v28 设计底座：精密仪器 × 深色工程 ============ */
:root{
  --cyan:#4db8ff;
  --cyan-soft:rgba(77,184,255,.12);
  --ok:#2fd08c;
  --bg3:#16202f;
  --grid:rgba(120,150,190,.055);
  --num:'Bahnschrift','DIN Alternate','Inter','Segoe UI',sans-serif;
}
/* 工程网格纹（区块底层，勿喧宾夺主） */
.grid-bg{position:relative}
.grid-bg::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:44px 44px}
.grid-bg>*{position:relative;z-index:1}
/* 图纸取景框：图片不再是裸矩形 */
.fig-frame{position:relative;border:1px solid var(--line2);border-radius:6px;padding:10px;
  background:rgba(255,255,255,.02)}
.fig-frame img{display:block;width:100%;border-radius:3px;filter:saturate(.94)}
.fig-frame::before,.fig-frame::after{content:"";position:absolute;width:20px;height:20px;border:2px solid var(--org);z-index:2;pointer-events:none}
.fig-frame::before{top:-2px;left:-2px;border-right:none;border-bottom:none}
.fig-frame::after{bottom:-2px;right:-2px;border-left:none;border-top:none}
.fig-tag{position:absolute;right:16px;bottom:16px;z-index:2;background:rgba(10,16,28,.82);
  border:1px solid var(--line2);color:var(--steel);font-size:10.5px;letter-spacing:.16em;
  padding:4px 10px;font-family:var(--num);font-variant-numeric:tabular-nums;text-transform:uppercase}
/* L2 数据卡：大数字 + 小标签 */
.stat-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-card{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--bg3),var(--panel));
  border:1px solid var(--line);border-radius:12px;padding:24px 26px;transition:.25s}
.stat-card::after{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--org),transparent)}
.stat-card:hover{transform:translateY(-3px);border-color:var(--line2);box-shadow:0 14px 34px rgba(0,0,0,.38)}
.stat-num{font-family:var(--num);font-variant-numeric:tabular-nums;font-size:44px;font-weight:700;
  color:var(--org);line-height:1.08;letter-spacing:.01em}
.stat-num small{font-size:19px;color:var(--org2);font-weight:600;margin-left:2px}
.stat-lbl{margin-top:9px;font-size:13px;color:var(--txt2);line-height:1.6}
/* 信任带：模块标签横向滚动 */
.trust-band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:rgba(255,255,255,.015);padding:15px 0}
.trust-inner{display:flex;align-items:center;gap:11px;overflow-x:auto;scrollbar-width:none}
.trust-inner::-webkit-scrollbar{display:none}
.trust-lb{flex:none;font-size:12px;color:var(--txt3);letter-spacing:.1em}
.trust-tag{flex:none;font-size:12.5px;color:var(--steel);border:1px solid var(--line);
  padding:6px 15px;border-radius:100px;white-space:nowrap;transition:.2s}
.trust-tag:hover{color:var(--org2);border-color:var(--org)}
/* 经验仪表条 */
.exp-bar{display:flex;flex-direction:column;gap:17px;position:relative;z-index:2}
.exp-row{display:grid;grid-template-columns:1fr auto;gap:7px 14px;align-items:end}
.exp-row .lb{font-size:13.5px;color:var(--txt2)}
.exp-row .vl{font-family:var(--num);font-variant-numeric:tabular-nums;font-size:15px;color:var(--org2);font-weight:600;white-space:nowrap}
.exp-track{grid-column:1/-1;height:5px;border-radius:3px;background:rgba(255,255,255,.07);overflow:hidden}
.exp-fill{height:100%;width:0;border-radius:3px;background:linear-gradient(90deg,var(--org),var(--org2));
  transition:width 1.2s cubic-bezier(.22,.8,.3,1) .25s}
.scroll-anim.in .exp-fill{width:var(--w)}
/* 案例横向滚动带 */
.case-rail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(300px,330px);gap:18px;
  overflow-x:auto;padding:8px 2px 20px;scroll-snap-type:x mandatory;scrollbar-width:none}
.case-rail::-webkit-scrollbar{display:none}
.rail-card{scroll-snap-align:start;display:flex;flex-direction:column;background:var(--panel);
  border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:.3s}
.rail-card:hover{transform:translateY(-4px);border-color:var(--line2);box-shadow:0 16px 40px rgba(0,0,0,.4)}
.rail-thumb{position:relative;height:175px;overflow:hidden}
.rail-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s;filter:saturate(.92)}
.rail-card:hover .rail-thumb img{transform:scale(1.06)}
.rail-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 52%,rgba(11,15,22,.88))}
.rail-tag{position:absolute;left:14px;bottom:12px;z-index:2;font-size:11px;letter-spacing:.08em;
  color:var(--cyan);font-family:var(--num);background:rgba(10,16,28,.72);
  border:1px solid rgba(77,184,255,.35);padding:4px 11px;border-radius:100px}
.rail-body{padding:18px 20px 20px;flex:1;display:flex;flex-direction:column}
.rail-body h3{font-size:15.5px;line-height:1.6;font-weight:700}
.rail-more{margin-top:auto;padding-top:14px;font-size:13px;color:var(--org2);font-weight:600;
  display:inline-flex;align-items:center;gap:6px;transition:gap .25s}
.rail-card:hover .rail-more{gap:10px}
.rail-linkcard{align-items:center;justify-content:center;text-align:center;
  background:linear-gradient(160deg,var(--bg3),var(--panel));border-style:dashed;border-color:var(--line2)}
.rail-linkcard .big{font-family:var(--num);font-variant-numeric:tabular-nums;font-size:44px;color:var(--org);font-weight:700;line-height:1}
/* 区域数据卡 */
.prov-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.prov-card{position:relative;text-align:center;background:linear-gradient(180deg,var(--bg3),var(--panel));
  border:1px solid var(--line);border-radius:12px;padding:26px 18px 22px;transition:.25s}
.prov-card:hover{transform:translateY(-3px);border-color:var(--org)}
.pv-num{font-family:var(--num);font-variant-numeric:tabular-nums;font-size:46px;font-weight:700;color:var(--org);line-height:1}
.pv-name{font-size:16.5px;font-weight:700;margin-top:10px}
.pv-sub{font-size:12px;color:var(--txt3);margin-top:4px;letter-spacing:.08em}
/* 流程卡时间轴化：描边大编号 */
.flow-step{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:12px;
  padding:24px 22px;transition:.25s}
.flow-step:hover{transform:translateY(-3px);border-color:var(--line2);box-shadow:0 14px 34px rgba(0,0,0,.36)}
.flow-num{font-family:var(--num);font-variant-numeric:tabular-nums;font-size:36px;font-weight:700;
  letter-spacing:.03em;margin-bottom:10px;color:var(--org)}
@supports((-webkit-text-stroke:1px #000)){
  .flow-num{color:transparent;-webkit-text-stroke:1.2px var(--org)}
}
/* 主导航 hover 下划线（CTA 按钮除外） */
.nav-links>a,.nav-links .dd>a{position:relative}
.nav-links>a::after,.nav-links .dd>a::after{content:"";position:absolute;left:10px;right:10px;bottom:3px;
  height:2px;background:var(--org);border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform .25s}
.nav-links>a:hover::after,.nav-links .dd>a:hover::after,.nav-links>a.active::after{transform:scaleX(1)}
.nav-links a.cta::after{display:none}
/* CTA 带呼吸光晕 */
.cta-band{position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:-30%;z-index:0;pointer-events:none;
  background:radial-gradient(42% 60% at 50% 50%,rgba(255,122,26,.09),transparent 70%);
  animation:ctaGlow 6s ease-in-out infinite}
.cta-band .cta-inner{position:relative;z-index:1}
@keyframes ctaGlow{0%,100%{opacity:.45}50%{opacity:1}}
/* v28 首页专属：hero 重构 */
.hero{flex-direction:column;justify-content:center;padding-bottom:56px}
.hero h1{font-size:clamp(36px,4.8vw,62px)}
.hero-fig{margin-bottom:18px}
.hero-fig img{height:340px;object-fit:cover}
.hero-stats{margin-top:44px;width:100%}
/* 响应式 */
@media(max-width:980px){
  .stat-cards,.prov-cards{grid-template-columns:repeat(2,1fr)}
  .hero-fig img{height:280px}
}
@media(max-width:640px){
  .stat-num{font-size:36px}
  .pv-num{font-size:38px}
  .case-rail{grid-auto-columns:minmax(260px,82vw)}
  .hero-fig img{height:220px}
}

/* ============ v28b 精修：氛围/刻度/连接/质感 ============ */
/* Hero 氛围光（左侧暖橙晕，克制） */
.hero::after{content:"";position:absolute;left:-12%;top:6%;width:56%;height:78%;z-index:0;pointer-events:none;
  background:radial-gradient(50% 50% at 50% 50%,rgba(255,122,26,.10),transparent 70%)}
/* 大标题高亮笔触 */
.hero h1 .hl{position:relative;white-space:nowrap}
.hero h1 .hl::after{content:"";position:absolute;left:2px;right:2px;bottom:4px;height:10px;z-index:-1;
  background:rgba(255,122,26,.20);border-radius:2px}
/* 英文站：高亮短语过长，nowrap 会把 hero 图列挤成细条（v32 变形修复） */
html[lang="en"] .hero h1 .hl{white-space:normal}
html[lang="en"] .hero h1 .hl::after{display:none}
/* 英文站宽屏：页眉两行高约167px（中文站109px），首屏顶部留白按中文站高度设计，
   导致英文首页徽章/内页面包屑顶部被固定页眉遮住（存量缺陷，v33 核实中补修） */
@media(min-width:1280px){
  html[lang="en"] .hero{padding-top:182px}
  html[lang="en"] .banner{padding-top:186px}
}
/* 痛点段落：规格书面板 */
.hero-pain{background:rgba(255,255,255,.02);border:1px solid var(--line);border-left:3px solid var(--org);
  border-radius:0 10px 10px 0;padding:12px 16px;font-size:14.5px}
/* 主按钮立体感 */
.btn-org{background:linear-gradient(135deg,var(--org),#ff9a3d);
  box-shadow:0 8px 26px rgba(255,122,26,.35),inset 0 1px 0 rgba(255,255,255,.28)}
.btn-org:hover{background:linear-gradient(135deg,var(--org2),#ffab5e)}
/* 图纸刻度分隔线（区块编号） */
.sec-tick{display:flex;align-items:center;gap:14px;max-width:var(--maxw);margin:0 auto 30px;padding:0 28px}
.sec-tick::before,.sec-tick::after{content:"";flex:1;height:1px;background:var(--line)}
.sec-tick i{font-style:normal;font-family:var(--num);font-variant-numeric:tabular-nums;font-size:10.5px;
  letter-spacing:.24em;color:var(--txt3);border:1px solid var(--line2);padding:3px 10px 3px 13px;border-radius:2px}
/* 模块卡：hover 角标注 */
.mod-card{position:relative}
.mod-card::before{content:"";position:absolute;top:12px;right:12px;width:16px;height:16px;z-index:3;
  border-top:2px solid var(--org);border-right:2px solid var(--org);opacity:0;transition:opacity .25s}
.mod-card:hover::before{opacity:1}
/* 数据卡：右上刻度角 */
.stat-card::before{content:"";position:absolute;top:12px;right:14px;width:13px;height:13px;
  border-top:1.5px solid var(--line2);border-right:1.5px solid var(--line2)}
/* 经验条：刻度尺 */
.exp-track{position:relative}
.exp-track::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(90deg,transparent 0,transparent calc(20% - 1px),rgba(255,255,255,.13) calc(20% - 1px),rgba(255,255,255,.13) 20%)}
/* 流程卡：步骤连接符（桌面端） */
@media(min-width:981px){
  .flow-step:not(:nth-child(4n))::after{content:"";position:absolute;right:-14px;top:50%;width:9px;height:9px;z-index:2;
    border-top:2px solid var(--line2);border-right:2px solid var(--line2);transform:translateY(-50%) rotate(45deg)}
}
/* 横滚带/信任带：两端渐隐口罩 */
.rail-wrap{position:relative}
.rail-wrap::before,.rail-wrap::after{content:"";position:absolute;top:0;bottom:0;width:56px;z-index:2;pointer-events:none}
.rail-wrap::before{left:-2px;background:linear-gradient(90deg,var(--bg),transparent)}
.rail-wrap::after{right:-2px;background:linear-gradient(-90deg,var(--bg),transparent)}
.trust-band{position:relative}
.trust-band::before,.trust-band::after{content:"";position:absolute;top:0;bottom:0;width:56px;z-index:2;pointer-events:none}
.trust-band::before{left:0;background:linear-gradient(90deg,var(--bg),transparent)}
.trust-band::after{right:0;background:linear-gradient(-90deg,var(--bg),transparent)}
/* 坐标装饰（仪器面板感） */
.geo-tag{text-align:center;margin-top:26px;font-family:var(--num);font-variant-numeric:tabular-nums;
  font-size:11px;letter-spacing:.22em;color:var(--txt3)}
/* 主旨语：菱形饰点 */
.motto b{position:relative;display:inline-block}
.motto b::before,.motto b::after{content:"";display:inline-block;width:7px;height:7px;background:var(--org);
  transform:rotate(45deg);margin:0 20px;vertical-align:middle;opacity:.85}
/* 案例卡：底部结果描金线 */
.rail-card{border-bottom:2px solid transparent}
.rail-card:hover{border-bottom-color:var(--org)}
/* 区域卡：hover 顶部亮线 */
.prov-card{overflow:hidden}
.prov-card::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--org),transparent);opacity:0;transition:.25s}
.prov-card:hover::before{opacity:1}
@media(max-width:640px){
  .sec-tick{padding:0 16px}
  .rail-wrap::before,.rail-wrap::after,.trust-band::before,.trust-band::after{width:28px}
  .motto b::before,.motto b::after{margin:0 10px}
}

/* ============ v28c 打磨：图标系统/人物视觉/案例带自动滑动 ============ */
/* 模块卡专属图标（右下，与左下 MODULE 标平衡） */
.mod-ico{position:absolute;right:14px;bottom:14px;z-index:2;width:40px;height:40px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;color:var(--steel);
  background:rgba(10,16,28,.72);border:1px solid var(--line2);backdrop-filter:blur(4px);transition:.25s}
.mod-card:hover .mod-ico{color:var(--org2);border-color:var(--org)}
/* 团队区人物视觉（仅首页 .tt-photo 三栏；team.html 保持原两栏） */
.tt-photo{grid-template-columns:.72fr 1.05fr 1.1fr;gap:32px}
.tt-fig img{height:100%;min-height:400px;object-fit:cover}
@media(max-width:980px){
  .tt-photo{grid-template-columns:1fr}
  .tt-fig img{min-height:0;height:300px}
}
/* 案例带滚动进度条 */
.rail-progress{max-width:var(--maxw);margin:2px auto 0;padding:0 28px}
.rail-progress .track{height:2px;background:rgba(255,255,255,.08);border-radius:2px;overflow:hidden}
.rail-progress i{display:block;height:100%;width:0;border-radius:2px;
  background:linear-gradient(90deg,var(--org),var(--org2));transition:width .15s linear}

/* ============ v29 内页推广：六类模板统一设计语言 ============ */
/* —— 内页 banner：工程网格纹 + 底部刻度尺 + 标题取景角 —— */
.banner::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:44px 44px}
.banner::after{content:"";position:absolute;left:0;right:0;bottom:0;height:10px;z-index:2;pointer-events:none;
  background:repeating-linear-gradient(90deg,rgba(255,122,26,.5) 0 1px,transparent 1px 56px);
  -webkit-mask-image:linear-gradient(90deg,#000,transparent 78%);mask-image:linear-gradient(90deg,#000,transparent 78%)}
.banner h1{position:relative;display:inline-block}
.banner h1::before{content:"";position:absolute;left:-16px;top:6px;width:10px;height:10px;
  border-top:2px solid var(--org);border-left:2px solid var(--org)}
.banner h1::after{content:"";position:absolute;right:-16px;bottom:6px;width:10px;height:10px;
  border-bottom:2px solid var(--org);border-right:2px solid var(--org)}
.crumbs{font-family:var(--num);font-variant-numeric:tabular-nums;letter-spacing:.04em}
.crumbs i{color:var(--org);opacity:.6}
/* —— business 模块行：图纸取景框 + 仪器编号 + 刻度分隔 —— */
.modrow-img::before,.modrow-img::after{content:"";position:absolute;width:18px;height:18px;z-index:2;
  border:2px solid var(--org);pointer-events:none;opacity:.85}
.modrow-img::before{top:8px;left:8px;border-right:none;border-bottom:none}
.modrow-img::after{bottom:8px;right:8px;border-left:none;border-top:none}
.modrow-img img{transition:transform .6s;filter:saturate(.94)}
.modrow:hover .modrow-img img{transform:scale(1.045)}
.modrow-img .idx{font-family:var(--num);font-variant-numeric:tabular-nums;border-radius:3px;
  letter-spacing:.18em;background:rgba(10,16,28,.84);border:1px solid var(--org);color:var(--org2);
  backdrop-filter:blur(4px);left:14px;top:14px}
.modrow + .modrow{border-top:none;position:relative}
.modrow + .modrow::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:repeating-linear-gradient(90deg,var(--line2) 0 7px,transparent 7px 14px)}
.modrow h3{letter-spacing:.01em}
.modrow .en-sub{font-family:var(--num);color:var(--steel);opacity:.75}
.modrow li::before{transform:rotate(45deg);border-radius:1px}
.mod-link svg{color:var(--org)}
/* —— 案例卡（cases 列表）：仪器标签 + 描金底线 —— */
.case-card{border-bottom:2px solid transparent}
.case-card:hover{border-bottom-color:var(--org)}
.case-thumb .ct-tag{font-family:var(--num);font-variant-numeric:tabular-nums;border-radius:3px;
  letter-spacing:.14em;border-color:rgba(77,184,255,.45);color:var(--cyan)}
.case-thumb::after{content:"";position:absolute;top:10px;right:10px;width:14px;height:14px;z-index:2;
  border-top:2px solid rgba(255,255,255,.4);border-right:2px solid rgba(255,255,255,.4);opacity:0;transition:.3s}
.case-card:hover .case-thumb::after{opacity:1}
.case-meta span{font-family:var(--num);font-variant-numeric:tabular-nums;letter-spacing:.04em}
/* —— 案例详情参数条：图纸规格卡 + 结果徽章（--ok） —— */
.case-kv .kv,.kv-grid .kvi{position:relative;overflow:hidden;
  background:linear-gradient(180deg,var(--bg3),var(--panel))}
.case-kv .kv::before,.kv-grid .kvi::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--org),transparent 70%)}
.case-kv .kv .k,.kv-grid .kvi .k{font-family:var(--num);letter-spacing:.14em;text-transform:uppercase;font-size:11px}
.case-kv .kv:nth-child(3){border-color:rgba(47,208,140,.4)}
.case-kv .kv:nth-child(3)::before{background:linear-gradient(90deg,var(--ok),transparent 70%)}
.case-kv .kv:nth-child(3) .v{color:var(--ok)}
/* —— 知识大类卡：描边编号 + 取景角 —— */
.know-cat .kc-no{background:transparent;font-family:var(--num);font-variant-numeric:tabular-nums;
  font-size:26px;border:1px solid rgba(255,122,26,.4);border-radius:10px}
@supports((-webkit-text-stroke:1px #000)){
  .know-cat .kc-no{color:transparent;-webkit-text-stroke:1.2px var(--org)}
}
.know-cat .kc-en{font-family:var(--num);letter-spacing:.2em}
.know-cat{position:relative}
.know-cat::before{content:"";position:absolute;top:12px;right:12px;width:14px;height:14px;z-index:3;
  border-top:2px solid var(--org);border-right:2px solid var(--org);opacity:0;transition:opacity .25s}
.know-cat:hover::before{opacity:1}
.know-cat .kc-foot b{font-family:var(--num);font-variant-numeric:tabular-nums}
/* —— region 历史沿革卡：菱形节点 + 渐变左线 —— */
.hist-era{border-left:none;position:relative}
.hist-era::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;
  background:linear-gradient(180deg,var(--org),transparent)}
.hist-era .era-t::before{width:8px;height:8px;border-radius:1px;transform:rotate(45deg);
  background:var(--org);box-shadow:0 0 0 4px var(--org-soft)}
.hist-era .era-t{font-family:'Noto Sans SC',sans-serif}
/* region chips：仪器化 */
.sub-meta .chip,.chips span{font-family:var(--num);font-variant-numeric:tabular-nums;letter-spacing:.03em}
.sub-meta .chip:hover,.chips span:hover{border-color:var(--org);color:var(--org2)}
/* region 双图：取景框角标 */
.img-row figure::after{content:"";position:absolute;bottom:10px;right:10px;width:16px;height:16px;z-index:2;
  border-bottom:2px solid var(--org);border-right:2px solid var(--org);opacity:.8;pointer-events:none}
.img-row figure img{filter:saturate(.94);transition:transform .6s}
.img-row figure:hover img{transform:scale(1.04)}
/* —— 小标题：双刻度条 —— */
.sub-h::before{width:4px;height:18px;border-radius:1px;
  background:linear-gradient(180deg,var(--org) 55%,var(--org2) 55%);box-shadow:7px 0 0 -2px rgba(255,122,26,.35)}
.sub-h{letter-spacing:.01em}
/* —— 编号件统一数字字体 —— */
.detail-list .n,.eco-item .dot,.flow-step .n,.park-stat .num,.exp-table td:last-child{
  font-family:var(--num);font-variant-numeric:tabular-nums}
.park-stat{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--bg3),var(--panel))}
.park-stat::before{content:"";position:absolute;top:10px;right:12px;width:12px;height:12px;
  border-top:1.5px solid var(--line2);border-right:1.5px solid var(--line2)}
.park-stat .num{font-size:30px}
/* —— why-card / contact-card：右上刻度角 —— */
.why-card::after,.contact-card::after{content:"";position:absolute;top:12px;right:14px;width:13px;height:13px;
  border-top:1.5px solid var(--line2);border-right:1.5px solid var(--line2);pointer-events:none}
.contact-card{position:relative;overflow:hidden}
.contact-card::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--org),transparent 65%)}
/* —— exp-table：仪器面板化 —— */
.exp-table{background:rgba(255,255,255,.015);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.exp-table th{background:var(--panel2);font-family:var(--num);letter-spacing:.1em;font-size:11.5px;
  text-transform:uppercase;color:var(--steel)}
.exp-table td:last-child{font-size:15px}
/* —— prose 可读性：限行长（内页正文统一） —— */
.prose{max-width:900px}
/* —— cross-link / city-tags：hover 仪器化 —— */
.cross-links a{font-family:var(--num);letter-spacing:.02em}
.city-tags a.cur{font-weight:700}
/* —— sec-head kicker：渐变刻度线 —— */
.kicker::before{background:linear-gradient(90deg,var(--org),var(--org2))}
/* —— case-strip：两端渐隐 + 编号字体 —— */
.case-strip b{font-family:var(--num);font-variant-numeric:tabular-nums;letter-spacing:.02em}
/* —— know-pn / case-pn 翻页：hover 推进 —— */
.case-pn a,.know-pn a{transition:.25s;position:relative}
.case-pn a.next:hover,.know-pn a.next:hover{transform:translateX(4px);border-color:var(--org)}
.case-pn a:not(.next):hover,.know-pn a:not(.next):hover{transform:translateX(-4px);border-color:var(--org)}
/* —— team 页三栏人物视觉（复用首页 tt-photo 语言，表格列加宽） —— */
.tt-team{grid-template-columns:.66fr 1.02fr 1.18fr;gap:30px;align-items:start}
.tt-team .tt-fig{align-self:stretch}
.tt-team .tt-fig img{height:100%;min-height:430px;object-fit:cover}
@media(max-width:980px){
  .tt-team{grid-template-columns:1fr}
  .tt-team .tt-fig img{min-height:0;height:300px}
  .banner h1::before,.banner h1::after{display:none}
}
@media(max-width:640px){
  .modrow-img .idx{font-size:11px;padding:4px 10px}
  .case-kv .kv .k,.kv-grid .kvi .k{letter-spacing:.08em}
  .tt-team .tt-fig img{height:240px}
  /* 英文标题高亮段过长，窄屏允许换行（v28b nowrap 遗留溢出修复） */
  .hero h1 .hl{white-space:normal}
  .hero h1 .hl::after{display:none}
}

/* ============ v31：列表页页首图带（about/method/region/knowledge） ============ */
.page-fig{margin:34px 0 6px}
.page-fig .fig-frame{padding:12px}
.page-fig .fig-frame img{height:460px;object-fit:cover}
.page-fig-cap{display:flex;align-items:center;gap:12px;margin-top:12px;
  font-size:12px;color:var(--txt3);letter-spacing:.06em}
.page-fig-cap::before{content:"";flex:none;width:22px;height:1px;background:var(--org)}
@media(max-width:980px){
  .page-fig .fig-frame img{height:300px;object-position:top}
}
@media(max-width:640px){
  .page-fig .fig-frame img{height:220px}
  .page-fig-cap{font-size:11px}
}

/*v37-ph*/ /* 人像/合影占位卡（真实照片待补拍） */
.ph-box{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;height:100%;min-height:400px;background:repeating-linear-gradient(45deg,rgba(255,255,255,.025) 0 10px,transparent 10px 20px),var(--bg3);border:1px dashed var(--line2);border-radius:3px}
.ph-box .ph-no{font-family:var(--num);font-size:12.5px;letter-spacing:.22em;color:var(--txt3)}
.ph-box .ph-cn{font-size:17px;font-weight:700;color:var(--txt2);letter-spacing:.08em}
.ph-box .ph-en{font-family:var(--num);font-size:11.5px;letter-spacing:.18em;color:var(--org)}
.tt-team .ph-box{min-height:430px}
.page-fig .ph-box{min-height:460px}
@media(max-width:980px){.ph-box{min-height:300px}.page-fig .ph-box{min-height:300px}}
@media(max-width:640px){.ph-box{min-height:240px}.page-fig .ph-box{min-height:220px}}

/* ============ v42：机床维修现场图集 + 大修前后对比 ============ */
/* 工序实拍三栏图集 */
.fig-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.fig-grid figure{margin:0;border-radius:14px;overflow:hidden;border:1px solid var(--line2);background:var(--panel);position:relative;display:flex;flex-direction:column}
.fig-grid figure img{width:100%;height:196px;object-fit:cover;display:block;filter:saturate(.94);transition:transform .6s}
.fig-grid figure:hover img{transform:scale(1.04)}
.fig-grid figcaption{padding:11px 15px 13px;font-size:12.5px;line-height:1.65;color:var(--txt3);border-top:1px solid var(--line)}
.fig-grid figcaption b{display:block;color:var(--steel);font-weight:600;font-size:13px;margin-bottom:3px;letter-spacing:.02em}
.fig-grid figure::after{content:"";position:absolute;bottom:74px;right:11px;width:15px;height:15px;z-index:2;
  border-bottom:2px solid var(--org);border-right:2px solid var(--org);opacity:.8;pointer-events:none}
@media(max-width:980px){.fig-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.fig-grid{grid-template-columns:1fr}.fig-grid figure img{height:210px}}

/* 两栏变体（4 图 2x2，图更大） */
.fig-grid--2{grid-template-columns:repeat(2,1fr)}
.fig-grid--2 figure img{height:250px}
@media(max-width:640px){.fig-grid--2{grid-template-columns:1fr}}

/* 大修前后对比条（左图右文） */
.ovh-list{display:flex;flex-direction:column;gap:24px}
.ovh-item{display:grid;grid-template-columns:2fr 1fr;gap:28px;align-items:center;background:var(--panel);
  border:1px solid var(--line);border-radius:16px;padding:18px;position:relative;overflow:hidden}
.ovh-item::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--org),transparent 72%)}
.ovh-item::after{content:"";position:absolute;top:12px;right:14px;width:13px;height:13px;
  border-top:1.5px solid var(--line2);border-right:1.5px solid var(--line2);pointer-events:none}
.ovh-item .ovh-fig{border-radius:10px;overflow:hidden;border:1px solid var(--line2);background:var(--bg3)}
.ovh-item .ovh-fig img{width:100%;display:block}
.ovh-item .ovh-no{display:block;font-family:var(--num);font-size:11.5px;letter-spacing:.22em;
  color:var(--org);font-weight:600;margin-bottom:10px}
.ovh-item h3{font-size:19px;margin-bottom:10px}
.ovh-item p{font-size:14px;line-height:1.85;color:var(--txt2)}
.ovh-item .ovh-kv{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px}
.ovh-item .ovh-kv span{border:1px solid var(--line2);border-radius:100px;padding:4px 12px;
  font-size:11.5px;color:var(--steel);font-family:var(--num);letter-spacing:.03em}
@media(max-width:980px){.ovh-item{grid-template-columns:1fr;gap:16px;padding:14px}}
@media(max-width:640px){.ovh-item h3{font-size:17px}}

/* v45 图文分散插图行 */
.fig-row{margin:26px 0}
.fig-row figure{margin:0}
.fig-row .fig-frame img{height:300px;object-fit:cover}
@media(max-width:720px){.fig-row .fig-frame img{height:210px}}
/* v47 英文页插图图注 */
.fig-row figcaption{margin-top:8px;font-size:12.5px;color:var(--txt3);letter-spacing:.02em;
  padding-left:12px;border-left:2px solid var(--org)}