/* 领航者官网 · 浅色科技风
   品牌：深蓝 #0d3b66 / 领航蓝 #1a5c9e / 科技青 #06b6d4 / 金 #e8a33d
   风格：Glassmorphism + 网格纹理 + 渐变光晕 + 克制动画 */
:root{
  --navy:#0d3b66; --brand:#1a5c9e; --blue:#2f7cc4; --cyan:#06b6d4; --gold:#e8a33d;
  --ink:#0f172a; --sub:#475569; --muted:#7b8798;
  --bg:#f6f9fd; --line:#e2eaf5; --line2:#cfe0f2;
  --glass:rgba(255,255,255,.72); --glass-2:rgba(255,255,255,.86);
  --shadow:0 2px 14px rgba(13,59,102,.06);
  --shadow-h:0 16px 40px rgba(13,59,102,.14);
  --glow:0 0 0 1px rgba(6,182,212,.22), 0 8px 30px rgba(6,182,212,.16);
  --max:1240px; --ease:cubic-bezier(.22,.61,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  font-family:"Lexend","Source Han Sans SC","Noto Sans SC","思源黑体","PingFang SC","Microsoft YaHei",Inter,sans-serif;
  background:var(--bg); color:var(--ink); font-size:15px; line-height:1.8;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
  position:relative;
}
/* 科技网格纹理 + 光晕 */
body::before{
  content:""; position:fixed; inset:0; z-index:-2; pointer-events:none;
  background-image:
    linear-gradient(rgba(26,92,158,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(26,92,158,.045) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 100% 70% at 50% 0%,#000 40%,transparent 100%);
}
body::after{
  content:""; position:fixed; inset:0; z-index:-1; pointer-events:none;
  background:
    radial-gradient(700px 420px at 12% -6%,rgba(6,182,212,.13),transparent 62%),
    radial-gradient(760px 460px at 88% 2%,rgba(47,124,196,.15),transparent 64%);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

/* 渐变文字工具类（高级感） */
.grad-text{
  background:linear-gradient(135deg,#1a5c9e 0%,#06b6d4 50%,#2f7cc4 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
/* 渐变描边按钮 */
.btn-grad-border{background:#fff;border:1.5px solid transparent;background-image:linear-gradient(#fff,#fff),linear-gradient(135deg,#1a5c9e,#06b6d4);background-origin:border-box;background-clip:padding-box,border-box;color:var(--brand)}

/* ===== 顶部条 ===== */
.topbar{background:rgba(13,59,102,.96);color:#b9d0e8;font-size:12.5px;padding:7px 0;backdrop-filter:blur(8px)}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap}
.topbar .r span{margin-left:16px}
.topbar .r span:first-child{margin-left:0}

/* ===== 导航（玻璃 + 下拉） ===== */
.header{
  position:sticky; top:0; z-index:100;
  background:rgba(255,255,255,.78); backdrop-filter:blur(16px); -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(226,234,245,.9); transition:box-shadow .25s,background .25s;
}
.header.scrolled{box-shadow:0 4px 22px rgba(13,59,102,.08); background:rgba(255,255,255,.9)}
.header .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.logo{display:flex;align-items:center;gap:11px}
.logo-mark{
  width:46px;height:46px;flex-shrink:0;display:flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;border-radius:10px;
  transition:transform .25s var(--ease),background .25s var(--ease);
}
.logo-mark:hover{transform:scale(1.06);background:rgba(26,92,158,.07)}
.logo-mark img{width:100%;height:100%;object-fit:contain;display:block}
\.logo-mark img{width:100%;height:100%;object-fit:contain;display:block;position:relative;z-index:1;border-radius:8px}
.footer .f-logo .mark img{width:100%;height:100%;object-fit:contain;display:block;position:relative;z-index:1;border-radius:8px}
/* logo 微光从左上扫过（蓝色调与品牌一致） */
@keyframes logoShine{0%{transform:translateX(-100%)}60%,100%{transform:translateX(120%)}}
.logo-mark::after{content:"";position:absolute;top:0;left:0;width:60%;height:100%;
  background:linear-gradient(105deg,transparent 0%,rgba(26,92,158,.08) 50%,transparent 100%);
  animation:logoShine 6s ease-in-out infinite;pointer-events:none}
.logo-txt .cn{font-size:18px;font-weight:700;color:var(--navy);line-height:1.25;letter-spacing:.5px}
.logo-txt .en{font-size:10px;letter-spacing:2px;color:var(--cyan);text-transform:uppercase;font-weight:600}

.nav{display:flex;align-items:center;gap:2px}
.nav>div{position:relative}
.nav a,.nav .ntitle{
  display:flex;align-items:center;gap:5px;padding:9px 15px;border-radius:9px;font-size:14.5px;color:var(--ink);
  transition:background .2s,color .2s;white-space:nowrap;cursor:pointer;
}
.nav a:hover,.nav .ntitle:hover{color:var(--brand);background:rgba(26,92,158,.07)}
.nav a.active,.nav .ntitle.active{color:var(--brand);font-weight:600;background:rgba(26,92,158,.09)}
.nav .ntitle .caret{width:13px;height:13px;transition:transform .25s var(--ease);opacity:.6}
.nav>div:hover .ntitle .caret{transform:rotate(180deg)}
/* 下拉面板 */
.dropdown{
  position:absolute; top:100%; left:50%; transform:translateX(-50%) translateY(8px);
  min-width:212px; padding:9px; border-radius:14px; z-index:60;
  background:var(--glass-2); backdrop-filter:blur(18px); -webkit-backdrop-filter:blur(18px);
  border:1px solid var(--line); box-shadow:var(--shadow-h);
  opacity:0; visibility:hidden; transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
}
.nav>div:hover .dropdown,.nav>div:focus-within .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dropdown a{
  display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:9px;font-size:14px;
  color:var(--sub); transition:background .18s,color .18s,padding-left .18s;
}
.dropdown a:hover{background:rgba(6,182,212,.1);color:var(--brand);padding-left:16px}
.dropdown a svg{width:16px;height:16px;flex-shrink:0;color:var(--cyan)}
.dropdown .d-sep{height:1px;background:var(--line);margin:6px 4px}

.hd-tel{
  display:flex;align-items:center;gap:8px;padding:11px 20px;border-radius:14px;white-space:nowrap;
  color:#fff;font-size:14px;font-weight:600;letter-spacing:.3px;
  background:linear-gradient(135deg,#1a5c9e 0%,#06b6d4 100%);
  box-shadow:0 6px 18px rgba(6,182,212,.32);
  transition:transform .25s var(--ease),box-shadow .25s,filter .25s;
}
.hd-tel:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(6,182,212,.42);filter:brightness(1.05)}

/* 按钮基础 —— 统一渐变胶囊（高级感）*/
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:14px;font-size:14.5px;font-weight:600;letter-spacing:.2px;
  transition:transform .25s var(--ease),box-shadow .25s,background .25s,filter .25s;
  border:1px solid transparent;cursor:pointer;position:relative;overflow:hidden}
.btn svg{width:17px;height:17px}
.btn-primary{background:linear-gradient(135deg,#1a5c9e 0%,#06b6d4 100%);color:#fff;box-shadow:0 8px 24px rgba(6,182,212,.3)}
.btn-primary::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.18),transparent 55%);transition:opacity .25s}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 36px rgba(6,182,212,.45);filter:brightness(1.05)}
.btn-primary:hover::before{opacity:.6}
.btn-ghost{background:rgba(255,255,255,.7);color:var(--brand);border:1px solid rgba(6,182,212,.3);backdrop-filter:blur(10px)}
.btn-ghost:hover{transform:translateY(-3px);border-color:var(--cyan);box-shadow:var(--shadow);background:rgba(6,182,212,.08)}

.burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:var(--glass);
  align-items:center;justify-content:center;flex-direction:column;gap:5px}
.burger span{display:block;width:19px;height:2px;background:var(--navy);border-radius:2px;transition:transform .25s,opacity .2s}
.burger.on span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.on span:nth-child(2){opacity:0}
.burger.on span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== Hero（浅色高级渐变 + 虚化车间氛围） ===== */
.hero{
  padding:118px 0 102px;position:relative;overflow:hidden;text-align:center;
  color:var(--ink);
  background:linear-gradient(160deg,#eaf2fb 0%,#f3f8fd 48%,#e7f3fb 100%);
}
.hero::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(26,92,158,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(26,92,158,.04) 1px,transparent 1px);
  background-size:48px 48px;pointer-events:none;opacity:.5}
/* 背景图：虚化让车间氛围淡入 */
.hero-bg{position:absolute;inset:-12px;z-index:-3;overflow:hidden}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center;
  filter:blur(9px) brightness(1.06) saturate(1.05);
  transform:scale(1.12);opacity:.55;
  animation:heroZoom 26s ease-in-out infinite alternate}
@keyframes heroZoom{from{transform:scale(1.12)}to{transform:scale(1.24)}}
/* 浅色蒙版：让图透出的同时保留清爽 */
.hero-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(234,242,251,.55),rgba(243,248,253,.7) 48%,rgba(231,243,251,.8))}
/* 暖色调光晕（高级感的关键） */
.hero .blob{position:absolute;border-radius:50%;filter:blur(80px);z-index:-2;pointer-events:none}
.hero .b1{width:560px;height:560px;background:radial-gradient(circle,rgba(6,182,212,.35),transparent 65%);top:-200px;left:-130px;animation:float 14s ease-in-out infinite}
.hero .b2{width:600px;height:600px;background:radial-gradient(circle,rgba(47,124,196,.28),transparent 65%);top:-160px;right:-160px;animation:float 17s ease-in-out infinite reverse}
.hero .b3{width:420px;height:420px;background:radial-gradient(circle,rgba(232,163,61,.18),transparent 65%);bottom:-150px;left:30%;animation:float 19s ease-in-out infinite}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(28px,32px)}}
/* 徽章：浅色玻璃 + 渐变描边 */
.hero .badge{
  display:inline-flex;align-items:center;gap:8px;padding:7px 18px;border-radius:99px;margin-bottom:24px;
  background:rgba(255,255,255,.78);border:1px solid rgba(6,182,212,.22);backdrop-filter:blur(12px);
  font-size:12.5px;color:var(--brand);font-weight:600;box-shadow:0 4px 14px rgba(26,92,158,.08);
}
.hero .badge .dot{width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,#06b6d4,#2f7cc4);box-shadow:0 0 0 4px rgba(6,182,212,.22);animation:pulse 2.2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(1.25)}}
/* 主标题：深蓝 + 蓝青渐变文字（品牌色压轴） */
.hero h1{font-size:46px;font-weight:800;line-height:1.28;letter-spacing:-.5px;margin-bottom:20px;color:var(--ink)}
.hero h1 .grad{
  background:linear-gradient(120deg,#1a5c9e 0%,#06b6d4 48%,#2f7cc4 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero .lead{font-size:16.5px;color:var(--sub);max-width:730px;margin:0 auto 32px}
/* 按钮统一渐变（Hero 内简化为默认版，避免过多特例） */
.hero .btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
/* 统计卡：浅色玻璃 + 渐变数字 */
.hero-stats{display:flex;margin-top:54px;justify-content:center;flex-wrap:wrap;gap:14px}
.hstat{
  flex:1;min-width:168px;max-width:248px;padding:24px 18px;border-radius:18px;text-align:center;
  background:rgba(255,255,255,.76);backdrop-filter:blur(18px);
  border:1px solid rgba(255,255,255,.85);box-shadow:0 8px 28px rgba(13,59,102,.08);
  transition:transform .26s var(--ease),box-shadow .26s,border-color .26s;
}
.hstat:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(13,59,102,.14);border-color:rgba(6,182,212,.45)}
.hstat b{display:block;font-size:32px;font-weight:800;line-height:1.2;letter-spacing:-.5px;
  background:linear-gradient(120deg,#1a5c9e,#06b6d4);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hstat span{font-size:13px;color:var(--sub)}

/* 内页头 */
.phead{padding:52px 0 46px;text-align:center;position:relative;overflow:hidden;
  background:linear-gradient(160deg,rgba(13,59,102,.97),rgba(26,92,158,.93) 55%,rgba(6,182,212,.82));color:#fff}
.phead::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:48px 48px;pointer-events:none}
.phead .wrap{position:relative}
.phead h1{font-size:32px;font-weight:700;margin-bottom:9px}
.phead .crumb{font-size:13px;color:#bcdcf2}
.phead .crumb a:hover{color:#fff;text-decoration:underline}

/* ===== 板块 ===== */
.section{padding:72px 0}
.shead{text-align:center;margin-bottom:44px}
.shead .en{font-size:11.5px;letter-spacing:3.5px;color:var(--cyan);text-transform:uppercase;font-weight:600;margin-bottom:8px}
.shead h2{font-size:30px;font-weight:700;color:var(--navy);margin-bottom:11px;letter-spacing:-.3px}
.shead p{color:var(--sub);font-size:14.5px;max-width:660px;margin:0 auto}
.shead .bar{width:58px;height:3px;margin:16px auto 0;border-radius:3px;
  background:linear-gradient(90deg,#1a5c9e,#06b6d4)}

/* 玻璃卡 */
.glass{
  background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);
}

/* 两栏 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
/* 详情页 hero 大图：1:1 容器 + contain，与产品卡保持一致（图片完整显示，不被裁切） */
.split .pic{aspect-ratio:1/1;border-radius:18px;overflow:hidden;box-shadow:var(--shadow-h);border:1px solid var(--line);
  background:linear-gradient(135deg,#f5f8fc,#eaf2fb);padding:30px;display:flex;align-items:center;justify-content:center;position:relative}
.split .pic img{width:100%;height:100%;object-fit:contain;display:block;transition:transform .55s var(--ease)}
.split .pic:hover img{transform:scale(1.04)}
.split h3{font-size:24px;color:var(--navy);margin-bottom:14px;font-weight:700;letter-spacing:-.2px}
.split p{color:var(--sub);margin-bottom:14px}
.split .tags{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}
.split .tags span{
  font-size:12.5px;padding:5px 14px;border-radius:99px;color:var(--brand);font-weight:500;
  background:rgba(6,182,212,.1);border:1px solid rgba(6,182,212,.22);
}
.datas{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:34px}
.datas div{padding:20px 16px;border-radius:14px;text-align:center;
  background:var(--glass);backdrop-filter:blur(12px);border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .22s var(--ease),border-color .22s}
.datas div:hover{transform:translateY(-4px);border-color:var(--cyan)}
.datas b{display:block;font-size:23px;color:var(--brand);font-weight:800;line-height:1.25;letter-spacing:-.3px}
.datas span{font-size:12.5px;color:var(--sub)}

/* 优势卡 */
.feats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feat{padding:28px 22px;border-radius:16px;text-align:center;position:relative;overflow:hidden;
  background:var(--glass);backdrop-filter:blur(12px);border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .25s var(--ease),box-shadow .25s,border-color .25s;cursor:pointer}
.feat::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,#1a5c9e,#06b6d4);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.feat:hover::before{transform:scaleX(1)}
.feat:hover{transform:translateY(-7px);box-shadow:var(--shadow-h);border-color:rgba(6,182,212,.4)}
.feat .ico{
  width:58px;height:58px;margin:0 auto 16px;border-radius:15px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(26,92,158,.12),rgba(6,182,212,.16));border:1px solid rgba(6,182,212,.2);
  color:var(--brand);transition:transform .3s var(--ease)
}
.feat:hover .ico{transform:translateY(-3px) scale(1.06)}
.feat .ico svg{width:27px;height:27px}
.feat h4{font-size:16px;color:var(--navy);margin-bottom:8px;font-weight:700}
.feat p{font-size:13px;color:var(--sub);line-height:1.75}

/* 产品卡 */
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pcard{border-radius:16px;overflow:hidden;display:flex;flex-direction:column;cursor:pointer;
  background:var(--glass);backdrop-filter:blur(12px);border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .28s var(--ease),box-shadow .28s,border-color .28s}
.pcard:hover{transform:translateY(-8px);box-shadow:var(--shadow-h);border-color:rgba(6,182,212,.45)}
/* 统一 1:1 容器 + contain：所有产品图比例一致、完整显示（不被裁切） */
.pcard .thumb{aspect-ratio:1/1;background:linear-gradient(135deg,#f5f8fc,#eaf2fb);display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}
.pcard .thumb img{width:100%;height:100%;object-fit:contain;display:block;padding:8px;transition:transform .55s var(--ease)}
.pcard:hover .thumb img{transform:scale(1.04);padding:0}
.pcard .thumb .ph{display:none}
.pcard .body{padding:19px 21px 22px;flex:1;display:flex;flex-direction:column}
.pcard .meta{font-size:12.5px;color:var(--cyan);margin-bottom:8px;font-weight:600;letter-spacing:.2px}
.pcard h4{font-size:17px;color:var(--navy);margin-bottom:9px;font-weight:700;letter-spacing:-.2px}
.pcard p{font-size:13.3px;color:var(--sub);line-height:1.78;margin-bottom:13px;flex:1}
.pcard ul{list-style:none;font-size:12.8px;color:var(--sub);border-top:1px dashed var(--line);padding-top:12px}
.pcard ul li{padding:4px 0 4px 20px;position:relative}
.pcard ul li::before{content:"";position:absolute;left:0;top:11px;width:11px;height:11px;border-radius:50%;
  background:linear-gradient(135deg,#1a5c9e,#06b6d4);opacity:.85}

/* 勾选列表 */
.chk{list-style:none;margin-top:14px;font-size:14px;color:var(--sub)}
.chk li{padding:5px 0 5px 23px;position:relative;line-height:1.75}
.chk li::before{content:"";position:absolute;left:0;top:11px;width:13px;height:13px;border-radius:50%;
  background:linear-gradient(135deg,#1a5c9e,#06b6d4);box-shadow:0 2px 6px rgba(6,182,212,.3)}
.chk li::after{content:"";position:absolute;left:4px;top:14px;width:5px;height:2.5px;
  border-left:1.8px solid #fff;border-bottom:1.8px solid #fff;transform:rotate(-45deg)}

/* 步骤 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.step{padding:26px 20px;border-radius:16px;position:relative;
  background:var(--glass);backdrop-filter:blur(12px);border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .25s var(--ease),border-color .25s;cursor:pointer}
.step:hover{transform:translateY(-5px);border-color:rgba(6,182,212,.4)}
.step::before{counter-increment:s;content:counter(s);position:absolute;top:-14px;left:20px;width:32px;height:32px;
  background:linear-gradient(135deg,#1a5c9e,#06b6d4);color:#fff;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
  box-shadow:0 6px 16px rgba(6,182,212,.32)}
.step h4{font-size:15.5px;color:var(--navy);margin:8px 0 8px;font-weight:700}
.step p{font-size:13px;color:var(--sub);line-height:1.75}

/* 表格 */
.tbl{width:100%;border-collapse:separate;border-spacing:0;background:var(--glass-2);backdrop-filter:blur(12px);
  border-radius:14px;overflow:hidden;box-shadow:var(--shadow);font-size:13.5px;border:1px solid var(--line)}
.tbl th{background:linear-gradient(135deg,#1a5c9e,#2f7cc4);color:#fff;padding:13px 15px;text-align:left;font-weight:600;white-space:nowrap}
.tbl td{padding:12px 15px;border-bottom:1px solid var(--line);color:var(--sub)}
.tbl tr:last-child td{border-bottom:none}
.tbl tr:nth-child(even) td{background:rgba(233,242,251,.5)}
.tbl tbody tr{transition:background .2s}
.tbl tbody tr:hover td{background:rgba(6,182,212,.07)}
.tbl-wrap{overflow-x:auto;border-radius:14px}

/* 新闻 */
.news{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ncard{border-radius:16px;overflow:hidden;cursor:pointer;display:flex;flex-direction:column;height:100%;
  background:var(--glass);backdrop-filter:blur(12px);border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .26s var(--ease),box-shadow .26s,border-color .26s}
.ncard:hover{transform:translateY(-7px);box-shadow:var(--shadow-h);border-color:rgba(6,182,212,.4)}
.ncard .body{display:flex;flex-direction:column;flex:1}
.ncard .thumb{aspect-ratio:16/9;overflow:hidden;background:#e9f2fb;position:relative}
.ncard .thumb img{width:100%;height:100%;object-fit:contain;transition:transform .6s var(--ease)}
.ncard:hover .thumb img{transform:scale(1.07)}
.ncard .thumb .tag{position:absolute;top:12px;left:12px;padding:4px 11px;border-radius:99px;
  background:rgba(11,47,82,.82);backdrop-filter:blur(6px);color:#9fe6f8;font-size:11.5px;font-weight:600;
  letter-spacing:.3px;border:1px solid rgba(255,255,255,.18)}
.ncard .date{background:linear-gradient(135deg,rgba(26,92,158,.1),rgba(6,182,212,.13));color:var(--brand);
  padding:13px 19px;font-size:13px;font-weight:600;display:flex;align-items:center;gap:8px}
.ncard .date svg{width:15px;height:15px}
.ncard .body{padding:17px 19px 21px}
.ncard h4{font-size:15.5px;color:var(--navy);margin-bottom:9px;line-height:1.6;font-weight:700}
.ncard p{font-size:13px;color:var(--sub);line-height:1.8}

/* 联系 */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:38px}
.cinfo{display:flex;flex-direction:column;gap:14px}
.cinfo .item{padding:17px 21px;border-radius:14px;display:flex;gap:14px;align-items:flex-start;
  background:var(--glass);backdrop-filter:blur(12px);border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .22s var(--ease),border-color .22s;cursor:default}
.cinfo .item:hover{transform:translateX(5px);border-color:rgba(6,182,212,.4)}
.cinfo .item .ico{width:42px;height:42px;border-radius:11px;flex-shrink:0;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(26,92,158,.12),rgba(6,182,212,.16));border:1px solid rgba(6,182,212,.2);color:var(--brand)}
.cinfo .item .ico svg{width:20px;height:20px}
.cinfo .item b{display:block;font-size:12.5px;color:var(--muted);font-weight:500;margin-bottom:3px}
.cinfo .item span{font-size:15px;color:var(--navy);font-weight:600}
.cform{padding:28px;border-radius:16px;background:var(--glass-2);backdrop-filter:blur(14px);border:1px solid var(--line);box-shadow:var(--shadow)}
.cform .fg{margin-bottom:15px}
.cform label{display:block;font-size:13px;color:var(--sub);margin-bottom:6px;font-weight:500}
.cform input,.cform textarea,.cform select{width:100%;padding:11px 14px;border:1px solid var(--line2);border-radius:10px;
  font-size:14px;font-family:inherit;outline:none;color:var(--ink);background:rgba(255,255,255,.85);transition:border-color .2s,box-shadow .2s}
.cform input:focus,.cform textarea:focus,.cform select:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(6,182,212,.14)}
.cform textarea{resize:vertical;min-height:100px}

/* ===== 留资面板（腾讯文档收集表 / 原生表单降级） ===== */
/* 关键：作者样式里的 display 会覆盖 UA 的 [hidden]，必须显式兜住 */
[hidden]{display:none !important}
.lead-panel{padding:22px}
.lead-embed{display:flex;flex-direction:column}
.lead-embed-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:0 2px 14px;border-bottom:1px solid var(--line);margin-bottom:14px;flex-wrap:wrap}
.lead-badge{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--navy)}
.lead-badge i{width:7px;height:7px;border-radius:50%;display:inline-block;
  background:linear-gradient(135deg,#0ea5e9,#06b6d4);box-shadow:0 0 0 4px rgba(6,182,212,.14)}
.lead-newwin{font-size:12.5px;color:var(--brand);font-weight:600;white-space:nowrap;transition:color .2s}
.lead-newwin:hover{color:var(--cyan);text-decoration:underline}
.lead-src{margin-bottom:12px;padding:9px 13px;border-radius:10px;font-size:12.5px;line-height:1.6;
  color:#7c5a00;background:#fff8e6;border:1px solid #ffe1a1;word-break:break-all}
.lead-frame{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#fff}
.lead-frame iframe{display:block;width:100%;border:0;min-height:420px}
.lead-loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-size:13.5px;color:var(--muted);background:linear-gradient(180deg,#f8fbfe,#eef5fc)}
.lead-fallback{margin:12px 0 0;font-size:13px;color:var(--sub);text-align:center}
.lead-fallback a{color:var(--brand);font-weight:600}
.lead-hint{margin:12px 0 0;font-size:12.5px;line-height:1.75;color:var(--muted)}
.lead-native{display:block}
.lead-msg{margin-top:14px;padding:12px 15px;border-radius:11px;font-size:13px;line-height:1.75}
.lead-msg.is-ok{color:#0d5c3f;background:rgba(16,185,129,.09);border:1px solid rgba(16,185,129,.28)}
.lead-msg.is-err{color:#8a1f1f;background:rgba(239,68,68,.07);border:1px solid rgba(239,68,68,.26)}
.lead-msg a{color:var(--brand);font-weight:600}
.lead-copy{margin-left:4px;padding:3px 10px;border-radius:8px;font-size:12.5px;font-family:inherit;
  font-weight:600;color:var(--brand);background:#fff;border:1px solid var(--line2);cursor:pointer;transition:all .2s}
.lead-copy:hover{border-color:var(--cyan);color:var(--cyan)}
@media (max-width:680px){
  .lead-panel{padding:16px}
  .lead-frame iframe{min-height:520px}
}

/* CTA */
.cta{padding:60px 0;text-align:center;position:relative;overflow:hidden;
  background:linear-gradient(135deg,#0d3b66,#1a5c9e 58%,#06b6d4);color:#fff}
.cta::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:48px 48px;pointer-events:none}
.cta .wrap{position:relative}
.cta h2{font-size:27px;font-weight:700;margin-bottom:13px}
.cta p{color:#bcdcf2;margin-bottom:26px}

/* 页脚 */
.footer{background:#0b2f52;color:#a8c1da;padding:52px 0 0;position:relative;overflow:hidden}
.footer::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:48px 48px;pointer-events:none}
.footer .wrap{position:relative}
.footer .fgrid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.25fr;gap:34px;padding-bottom:36px}
.footer h4{color:#fff;font-size:15px;margin-bottom:17px;font-weight:700}
.footer ul{list-style:none;font-size:13.3px;line-height:2.15}
.footer ul a{transition:color .2s,padding-left .2s}
.footer ul a:hover{color:#5fd8ef;padding-left:4px}
.footer .f-logo{display:flex;align-items:center;gap:11px;margin-bottom:15px}
.footer .f-logo .mark{width:40px;height:40px;border-radius:11px;background:linear-gradient(135deg,#1a5c9e,#06b6d4);
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800}
.footer .f-logo b{color:#fff;font-size:16.5px}
.footer .fdesc{font-size:13.3px;line-height:1.95;margin-bottom:15px}
.fbottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;text-align:center;font-size:12.5px;color:#7f9bba}
/* 页脚备案号链接：继承页脚色，hover 提亮以示可点 */
.fbottom a{color:inherit;transition:color .2s}
.fbottom a:hover{color:#5fd8ef;text-decoration:underline}

/* ===== 滚动动画 ===== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal-d1{transition-delay:.09s}.reveal-d2{transition-delay:.18s}
.reveal-d3{transition-delay:.27s}.reveal-d4{transition-delay:.36s}

/* 无障碍：尊重减弱动效 */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1 !important;transform:none !important}
}
/* 键盘焦点可见 */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px}

/* ===== 响应式 ===== */
@media(max-width:1040px){
  .nav{
    display:none;position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;padding:10px;
    background:rgba(255,255,255,.97);backdrop-filter:blur(18px);border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-h);max-height:calc(100vh - 72px);overflow-y:auto
  }
  .nav.show{display:flex}
  .nav a,.nav .ntitle{width:100%;padding:13px 16px;justify-content:space-between}
  .dropdown{position:static;transform:none;min-width:0;box-shadow:none;border:none;background:transparent;
    padding:0 0 0 12px;max-height:0;overflow:hidden;transition:max-height .3s var(--ease),opacity .3s;opacity:0;visibility:visible}
  .nav>div.open .dropdown{max-height:420px;opacity:1;margin:4px 0 8px}
  .nav>div:hover .dropdown{transform:none}
  .hd-tel{display:none}
  .burger{display:flex}
  .split{grid-template-columns:1fr;gap:28px}
  .split .pic img{height:260px}
  .pgrid,.news{grid-template-columns:repeat(2,1fr)}
  .feats,.datas,.steps{grid-template-columns:repeat(2,1fr)}
  .footer .fgrid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .hero h1{font-size:32px}
  .hero{padding:64px 0 56px}
}
@media(max-width:620px){
  .pgrid,.news,.feats,.datas,.steps{grid-template-columns:1fr}
  .footer .fgrid{grid-template-columns:1fr}
  .hero h1{font-size:26px}
  .hero{padding:48px 0 44px}
  .section{padding:50px 0}
  .shead h2{font-size:24px}
  .phead h1{font-size:25px}
}

/* ============================================================
   交互增强：光标跟随光晕 / 图片一致性 / 页面切换 / 新闻详情
   ============================================================ */

/* ---------- 鼠标互动：光标跟随高光 ---------- */
.spot{position:relative;overflow:hidden}
.spot::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;border-radius:inherit;
  background:radial-gradient(340px circle at var(--mx,50%) var(--my,50%),
    rgba(6,182,212,.16),rgba(6,182,212,.05) 42%,transparent 66%);
  opacity:0;transition:opacity .3s var(--ease);
}
.spot:hover::before{opacity:1}
.spot>*{position:relative;z-index:2}

/* 鼠标互动：链接下划线由中心展开 */
.link-u{position:relative;display:inline-block}
.link-u::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:linear-gradient(90deg,#1a5c9e,#06b6d4);transform:scaleX(0);transform-origin:center;
  transition:transform .28s var(--ease);border-radius:2px}
.link-u:hover::after{transform:scaleX(1)}

/* 鼠标互动：箭头推进 */
.ncard .more,.pcard .more{display:inline-flex;align-items:center;gap:6px;font-size:13px;
  color:var(--brand);font-weight:600;margin-top:12px}
.ncard .more svg,.pcard .more svg{width:15px;height:15px;transition:transform .25s var(--ease)}
.ncard:hover .more svg,.pcard:hover .more svg{transform:translateX(5px)}

/* ---------- 图片一致性 ---------- */
.img-cover{width:100%;height:100%;object-fit:cover;display:block;background:#e9f2fb}
/* 统一比例容器 */
.ratio-16x9{aspect-ratio:16/9}
.ratio-4x3{aspect-ratio:4/3}
.ratio-1x1{aspect-ratio:1/1}
/* 图片框：统一圆角 + 溢出裁剪 + 悬停缩放（不引起布局位移） */
.imgbox{position:relative;overflow:hidden;border-radius:14px;background:#e9f2fb;border:1px solid var(--line)}
.imgbox img{transition:transform .6s var(--ease),filter .4s}
.imgbox:hover img{transform:scale(1.06)}
.imgbox .cap{position:absolute;left:0;right:0;bottom:0;padding:14px 16px;
  background:linear-gradient(transparent,rgba(11,47,82,.82));color:#fff;font-size:13.5px;font-weight:600;
  transform:translateY(6px);opacity:0;transition:transform .3s var(--ease),opacity .3s}
.imgbox:hover .cap{transform:none;opacity:1}

/* 双图展示（源图 1600x900） */
.gallery-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.gallery-2 .imgbox{aspect-ratio:16/9}
@media(max-width:700px){.gallery-2{grid-template-columns:1fr}}

/* 分组小标题 */
.sub-title{font-size:19px;color:var(--navy);font-weight:700;margin:36px 0 18px;padding-left:13px;
  border-left:3px solid var(--cyan);letter-spacing:-.2px;line-height:1.4}
.sub-title:first-of-type{margin-top:0}

/* 图片画廊（网格，统一比例）
   比例与 assets/img 统一后的尺寸精确匹配，避免 object-fit:cover 二次裁切 */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.gallery .imgbox{aspect-ratio:4/3}
/* 零件/产品画廊：源图统一 1200x1200 */
.gallery-parts .imgbox{aspect-ratio:1/1}
/* 车间/实验室画廊：源图统一 1600x900 */
.gallery-scene .imgbox{aspect-ratio:16/9}
@media(max-width:1040px){.gallery{grid-template-columns:repeat(3,1fr)}}
@media(max-width:700px){.gallery{grid-template-columns:repeat(2,1fr)}}

/* 证书墙（源图统一 1000x1400 = 5:7） */
.certs{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.certs .imgbox{aspect-ratio:5/7;background:#fff}
.certs .imgbox img{object-fit:contain;padding:8px}
@media(max-width:1040px){.certs{grid-template-columns:repeat(3,1fr)}}
@media(max-width:620px){.certs{grid-template-columns:repeat(2,1fr)}}

/* ---------- 产品卡片就地展开（accordion） ---------- */
.pcard-detail{
  display:grid;
  grid-template-rows:0fr;
  transition:grid-template-rows .45s cubic-bezier(.22,.61,.36,1),margin-top .45s,margin-bottom .45s ease;
  margin-top:0;margin-bottom:0;
  overflow:hidden;
}
.pcard-detail > *{min-height:0;overflow:hidden}
.pcard-detail.open{grid-template-rows:1fr;margin-top:18px;margin-bottom:32px}
.pcard-detail.open > *{overflow:visible}
.pcard-detail-inner{
  padding:24px 28px;
  background:linear-gradient(135deg,rgba(255,255,255,.92),rgba(245,251,255,.86));
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:0 8px 28px rgba(13,59,102,.08);
  backdrop-filter:blur(14px);
  display:grid;grid-template-columns:1.05fr 1fr;gap:32px;align-items:start;
}
.detail-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:32px}
.detail-spec{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.detail-spec-row{padding:11px 14px;border:1px solid var(--line);border-radius:10px;background:rgba(255,255,255,.6)}
.detail-spec-row .k{font-size:11px;color:var(--sub);font-weight:500;text-transform:uppercase;letter-spacing:.3px}
.detail-spec-row .v{font-size:14.5px;color:var(--ink);font-weight:600;margin-top:3px}
.detail-info h5{font-size:12.5px;color:var(--cyan);font-weight:700;letter-spacing:1.2px;text-transform:uppercase;margin:18px 0 12px;display:flex;align-items:center;gap:9px}
.detail-info h5:first-child{margin-top:0}
.detail-info h5::before{content:"";width:14px;height:2px;background:var(--cyan);border-radius:1px}
.detail-info ul{margin:0;padding:0;list-style:none}
.detail-info li{font-size:14px;color:var(--sub);line-height:1.7;margin-bottom:8px;padding-left:18px;position:relative}
.detail-info li::before{content:"·";position:absolute;left:0;top:-3px;color:var(--cyan);font-size:24px;font-weight:700}
.detail-info .modal-tags{margin-top:8px}
.detail-info .modal-tag{padding:5px 12px;font-size:12px}
/* 展开态：卡片高亮 */
.pcard.expanded{box-shadow:0 14px 40px rgba(13,59,102,.14),0 0 0 2px var(--cyan);border-color:var(--cyan)}
/* 展开按钮提示 */
.pcard-toggle-hint{
  display:inline-flex;align-items:center;gap:6px;margin-top:12px;padding:6px 12px;border-radius:99px;
  background:rgba(6,182,212,.08);color:var(--brand);font-size:12px;font-weight:600;
  border:1px solid rgba(6,182,212,.2);transition:.25s;width:fit-content;
}
.pcard:hover .pcard-toggle-hint{background:rgba(6,182,212,.15);border-color:var(--cyan)}
.pcard.expanded .pcard-toggle-hint{background:var(--cyan);color:#fff;border-color:var(--cyan)}
.pcard-toggle-hint svg{width:13px;height:13px;transition:transform .25s}
.pcard.expanded .pcard-toggle-hint svg{transform:rotate(180deg)}

/* ---------- 产品详情页 ---------- */

/* ---------- 产品中心分类总览（3 大分类卡片） ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:36px}
.cat-card{
  display:flex;flex-direction:column;align-items:flex-start;text-align:left;
  padding:36px 32px;border-radius:20px;color:inherit;text-decoration:none;
  background:var(--glass);backdrop-filter:blur(14px);
  border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .3s var(--ease),box-shadow .3s,border-color .3s;
  position:relative;overflow:hidden;
}
.cat-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--brand),var(--cyan));
  transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease);
}
.cat-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-h);border-color:var(--cyan)}
.cat-card:hover::before{transform:scaleX(1)}
.cat-icon{
  width:64px;height:64px;border-radius:16px;
  background:linear-gradient(135deg,#eaf2fb,#f5fbff);
  display:flex;align-items:center;justify-content:center;color:var(--brand);
  margin-bottom:18px;
}
.cat-icon svg{width:30px;height:30px}
.cat-tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:2px;
  color:var(--cyan);margin-bottom:8px;
}
.cat-card h3{font-size:24px;font-weight:700;color:var(--ink);margin-bottom:10px;line-height:1.3}
.cat-card > p{font-size:14.5px;color:var(--sub);line-height:1.7;margin-bottom:18px;min-height:48px}
.cat-count{font-size:12.5px;color:var(--brand);font-weight:600;background:rgba(6,182,212,.1);padding:5px 12px;border-radius:99px;margin-bottom:20px;border:1px solid rgba(6,182,212,.2)}
.cat-link{display:inline-flex;align-items:center;gap:6px;color:var(--cyan);font-weight:600;font-size:14px;margin-top:auto}
.cat-link svg{width:14px;height:14px;transition:transform .25s}
.cat-card:hover .cat-link svg{transform:translateX(4px)}
@media(max-width:1040px){.cat-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.cat-grid{grid-template-columns:1fr}}
.product-detail{margin-top:36px}
.product-detail .detail-spec{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.product-detail .detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start;margin-top:32px}
.product-detail .info-col > h5:first-child{margin-top:0}
@media(max-width:1099px){.product-detail .detail-spec{grid-template-columns:repeat(2,1fr)}}
@media(max-width:780px){
  .product-detail .detail-spec{grid-template-columns:1fr}
  .product-detail .detail-grid{grid-template-columns:1fr;gap:20px}
}
/* 相关产品网格 */
.rel-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.rel-item{
  display:block;padding:14px;border-radius:14px;text-align:center;text-decoration:none;
  background:var(--glass);border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .26s var(--ease),box-shadow .26s,border-color .26s;
}
.rel-item img{width:100%;aspect-ratio:1/1;object-fit:contain;background:#f5f8fc;border-radius:10px;margin-bottom:10px}
.rel-item span{display:block;font-size:13px;color:var(--sub);font-weight:600;line-height:1.5}
.rel-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-h);border-color:rgba(6,182,212,.45)}
.rel-item:hover span{color:var(--brand)}
@media(max-width:1040px){.rel-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:620px){.rel-grid{grid-template-columns:repeat(2,1fr)}}

/* 侧面展开（桌面 ≥781px）：详情从左侧滑入占满剩余空间，产品卡退到最右（窄列固定宽度）
   !important 覆盖断点处的 grid-template-columns（原 pgrid 在 ≤1040px 是 2 列），保证详情总填满红框 */
@media(min-width:781px){
  .pgrid.detail-open{
    grid-template-columns:minmax(280px, 360px) 1fr !important;
    gap:24px;
  }
  .pgrid.detail-open .pcard:not(.active){display:none}
  /* 产品卡片退到右边（窄列） */
  .pgrid.detail-open .pcard.active{
    grid-column:1;
    grid-row:1;
    align-self:start;
    animation:cardSlideRight .5s cubic-bezier(.22,.61,.36,1);
  }
  /* 详情面板占剩余空间（最大），从左边滑入 */
  .pgrid.detail-open .pcard-detail.open{
    display:block;
    grid-column:2;
    grid-row:1;
    grid-template-rows:1fr;
    margin:0;
    animation:slideInLeft .45s cubic-bezier(.22,.61,.36,1);
  }
  .pgrid.detail-open .pcard-detail.open > *{overflow:visible;min-height:auto}
  /* 横向填充：参数表铺满整行（3列×2行），信息区分左右两列 */
  .pgrid.detail-open .detail-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:26px;
  }
  .pgrid.detail-open .detail-spec{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:12px;
  }
  .pgrid.detail-open .detail-info{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:28px;
    align-items:start;
  }
  .pgrid.detail-open .info-col > h5:first-child{margin-top:0}
}
/* 侧展内容响应式：中等宽度参数表降 2 列，再窄信息区单列 */
@media(min-width:781px) and (max-width:1099px){
  .pgrid.detail-open .detail-spec{grid-template-columns:repeat(2,1fr)}
}
@media(min-width:781px) and (max-width:899px){
  .pgrid.detail-open .detail-info{grid-template-columns:1fr;gap:20px}
}
/* 详情面板：从左侧滑入 */
@keyframes slideInLeft{
  from{opacity:0;transform:translateX(-32px)}
  to{opacity:1;transform:none}
}
/* 产品卡片：滑向最右侧 */
@keyframes cardSlideRight{
  from{opacity:.4;transform:translateX(-44px) scale(.97)}
  to{opacity:1;transform:none}
}

@media(max-width:780px){
  .pcard-detail-inner,.detail-grid{grid-template-columns:1fr;gap:18px}
  .detail-spec{grid-template-columns:1fr}
}

/* ---------- 产品详情弹窗 ---------- */
/* grid 居中 + margin:auto 双保险：内容超高时也不会顶部溢出被裁剪 */
.modal{position:fixed;inset:0;z-index:9999;display:none;padding:20px;overflow-y:auto;overscroll-behavior:contain}
.modal.show{display:grid;place-items:center}
.modal-overlay{position:fixed;inset:0;background:linear-gradient(135deg,rgba(15,42,82,.72),rgba(6,182,212,.4));backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);opacity:0;animation:modalBgIn .3s ease forwards}
@keyframes modalBgIn{to{opacity:1}}
.modal-box{position:relative;max-width:960px;width:100%;max-height:calc(100vh - 40px);margin:auto;overflow:auto;background:#fff;border-radius:22px;box-shadow:0 32px 60px rgba(11,47,82,.3),0 0 0 1px rgba(255,255,255,.1);animation:modalBoxIn .38s cubic-bezier(.22,.61,.36,1);scrollbar-width:thin}
@keyframes modalBoxIn{from{opacity:0;transform:translateY(28px) scale(.97)}to{opacity:1;transform:none}}
.modal-close{position:absolute;top:16px;right:16px;width:42px;height:42px;border-radius:50%;border:none;background:rgba(13,59,102,.06);cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:5;transition:transform .25s,background .25s}
.modal-close:hover{background:rgba(13,59,102,.12);transform:rotate(90deg)}
.modal-close svg{width:20px;height:20px;color:var(--ink)}
.modal-content{padding:36px 40px 40px}
.modal-loading{padding:60px 20px;text-align:center;color:var(--sub)}
.modal-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:32px}
.modal-img{background:linear-gradient(135deg,#eaf2fb,#f5fbff);border-radius:16px;overflow:hidden;aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;border:1px solid var(--line)}
.modal-img img{width:100%;height:100%;object-fit:contain;padding:20px;display:block}
.modal-info{min-width:0}
.modal-info .modal-en{font-size:11.5px;letter-spacing:3.5px;color:var(--cyan);text-transform:uppercase;font-weight:600;margin-bottom:8px}
.modal-info h3{font-size:24px;font-weight:700;color:var(--ink);line-height:1.3;margin-bottom:8px;letter-spacing:-.3px}
.modal-info .modal-sub{font-size:15px;color:var(--brand);font-weight:500;margin-bottom:22px;padding-bottom:16px;border-bottom:1px dashed var(--line)}
.modal-spec{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:26px}
.modal-spec-row{padding:10px 14px;border:1px solid var(--line);border-radius:10px;background:var(--glass)}
.modal-spec-row .k{font-size:11px;color:var(--sub);font-weight:500;text-transform:uppercase;letter-spacing:.3px}
.modal-spec-row .v{font-size:14.5px;color:var(--ink);font-weight:600;margin-top:3px}
.modal-block{margin-bottom:22px}
.modal-block h5{font-size:13px;color:var(--cyan);font-weight:600;letter-spacing:1px;text-transform:uppercase;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.modal-block h5::before{content:"";width:14px;height:2px;background:var(--cyan);border-radius:1px}
.modal-block ul{margin:0;padding:0;list-style:none}
.modal-block li{font-size:14px;color:var(--sub);line-height:1.7;margin-bottom:8px;padding-left:18px;position:relative}
.modal-block li::before{content:"·";position:absolute;left:0;top:-3px;color:var(--cyan);font-size:24px;font-weight:700}
.modal-tags{display:flex;flex-wrap:wrap;gap:8px}
.modal-tag{padding:6px 14px;border-radius:99px;font-size:12.5px;color:var(--brand);font-weight:600;background:rgba(6,182,212,.1);border:1px solid rgba(6,182,212,.22)}
.modal-note{margin-top:20px;padding:14px 16px;border-radius:12px;display:flex;gap:10px;align-items:flex-start;
  background:linear-gradient(135deg,rgba(6,182,212,.08),rgba(26,92,158,.06));
  border:1px solid rgba(6,182,212,.18);border-left:3px solid var(--cyan)}
.modal-note svg{width:16px;height:16px;flex-shrink:0;color:var(--cyan);margin-top:2px}
.modal-note span{font-size:13px;color:var(--sub);line-height:1.65}
@media(max-width:780px){
  .modal-grid{grid-template-columns:1fr;gap:20px}
  .modal-content{padding:24px 24px 28px}
  .modal-spec{grid-template-columns:1fr}
  .modal-img{aspect-ratio:16/10}
}

/* ---------- 页面切换过渡 ---------- */
@keyframes pageIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.page-in{animation:pageIn .5s var(--ease) both}
/* 点击链接离开时淡出 */
body.page-out{opacity:0;transform:translateY(-8px);transition:opacity .22s,transform .22s}

/* 返回顶部按钮 */
.totop{
  position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:50%;z-index:90;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  background:linear-gradient(135deg,#1a5c9e,#06b6d4);color:#fff;border:none;
  box-shadow:0 8px 22px rgba(6,182,212,.36);
  opacity:0;visibility:hidden;transform:translateY(12px);transition:all .28s var(--ease);
}
.totop.show{opacity:1;visibility:visible;transform:none}
.totop:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(6,182,212,.46)}
.totop svg{width:20px;height:20px}

/* ---------- 新闻详情 ---------- */
.article{max-width:840px;margin:0 auto}
.article-meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:center;
  font-size:13px;color:var(--sub);margin-bottom:26px}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta svg{width:15px;height:15px;color:var(--cyan)}
.article-hero{border-radius:18px;overflow:hidden;margin-bottom:30px;box-shadow:var(--shadow-h);
  border:1px solid var(--line);aspect-ratio:16/9}
.article-hero img{width:100%;height:100%;object-fit:contain}
.article-body{font-size:15.5px;line-height:2;color:var(--sub)}
.article-body h3{font-size:20px;color:var(--navy);margin:32px 0 14px;font-weight:700;letter-spacing:-.2px}
.article-body p{margin-bottom:16px}
.article-body ul{margin:0 0 18px;padding-left:4px;list-style:none}
.article-body ul li{padding:6px 0 6px 24px;position:relative}
.article-body ul li::before{content:"";position:absolute;left:0;top:15px;width:9px;height:9px;border-radius:50%;
  background:linear-gradient(135deg,#1a5c9e,#06b6d4)}
.article-body blockquote{margin:22px 0;padding:16px 22px;border-left:3px solid var(--cyan);
  background:rgba(6,182,212,.07);border-radius:0 12px 12px 0;color:var(--ink);font-weight:500}
.article-nav{display:flex;justify-content:space-between;gap:16px;margin-top:44px;padding-top:26px;
  border-top:1px solid var(--line);flex-wrap:wrap}
.article-nav a{display:flex;flex-direction:column;gap:4px;max-width:48%;padding:14px 18px;border-radius:12px;
  background:var(--glass);border:1px solid var(--line);transition:all .22s var(--ease);cursor:pointer}
.article-nav a:hover{border-color:var(--cyan);transform:translateY(-3px);box-shadow:var(--shadow)}
.article-nav .lb{font-size:12px;color:var(--muted)}
.article-nav .lt{font-size:14.5px;color:var(--navy);font-weight:600;line-height:1.5}
.article-nav .next{margin-left:auto;text-align:right}

/* 面包屑 */
.crumbs{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin-bottom:22px}
.crumbs a{color:var(--brand)}
.crumbs a:hover{text-decoration:underline}
.crumbs .sep{opacity:.5}

/* ========================================================
   Hero v6 - 宣传册风格（暗色现代工业背景 + 超大字标语）
   ======================================================== */
.hero-v6 {
  background: #0a1a2e;
  color: #fff;
  padding: 96px 0 56px;
  text-align: left;
  position: relative;
  overflow: hidden;
  min-height: 88vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.hero-v6 .hero-bg { z-index: 0; inset: 0; filter: none; }
.hero-v6 .hero-bg img {
  filter: none; opacity: 1; transform: none; animation: none;
  object-position: center 38%;
}
.hero-v6 .hero-overlay {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: linear-gradient(110deg,
    rgba(8,20,42,.95) 0%, rgba(10,28,58,.85) 40%,
    rgba(15,45,90,.55) 70%, rgba(20,60,120,.35) 100%);
}
.hero-v6 .hero-grid-overlay {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background-image:
    linear-gradient(rgba(96,165,250,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(96,165,250,.08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.4), rgba(0,0,0,.1) 60%, transparent);
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,.4), rgba(0,0,0,.1) 60%, transparent);
}
.hero-v6 .blob.b1 {
  background: radial-gradient(circle, rgba(6,182,212,.25), transparent 70%);
  width: 700px; height: 700px; top: -150px; right: -100px; z-index: 1;
}
.hero-v6 .blob.b2 {
  background: radial-gradient(circle, rgba(99,102,241,.22), transparent 70%);
  width: 500px; height: 500px; bottom: -100px; left: -50px; z-index: 1;
}
.hero-v6 .hero-wrap {
  position: relative; z-index: 3;
  max-width: 1280px; margin: 0 auto; padding: 0 48px; width: 100%;
}
.hero-v6 .hero-brand-line {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 8px 20px; border-radius: 99px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  backdrop-filter: blur(12px);
  color: #cbd5e1; font-size: 14px; font-weight: 500;
  letter-spacing: .5px; margin-bottom: 28px;
}
.hero-v6 .hero-brand-line em { font-style: normal; color: rgba(203,213,225,.4); font-weight: 300; }
.hero-v6 .hero-brand-line .brand-en {
  color: #fff; font-weight: 700;
  letter-spacing: 1.5px; font-size: 13px;
}
.hero-v6 .hero-title {
  font-size: clamp(64px, 9.5vw, 132px);
  font-weight: 900; line-height: 1.05;
  letter-spacing: -2px;
  margin: 0 0 32px;
  color: #fff;
  display: flex; flex-direction: column; gap: 8px;
}
.hero-v6 .hero-title .tt-row {
  display: inline-flex; align-items: center; gap: 18px;
}
.hero-v6 .hero-title .dot {
  display: inline-block;
  width: .35em; height: .35em;
  border-radius: 50%;
  background: linear-gradient(135deg, #f97316, #fbbf24);
  box-shadow: 0 0 24px rgba(251,146,60,.6);
  vertical-align: middle;
  position: relative; top: -.05em;
}
.hero-v6 .hero-lead {
  font-size: 17px; line-height: 1.85;
  color: rgba(226,232,240,.85);
  max-width: 640px; margin: 0 0 40px; font-weight: 400;
}
.hero-v6 .btns { justify-content: flex-start; }

.hero-v6 .hero-footprint {
  margin: 56px 0 32px;
  font-size: 15px;
  color: rgba(251,191,36,.9);
  letter-spacing: 4px;
  font-weight: 500;
  position: relative;
  padding-left: 20px;
}
.hero-v6 .hero-footprint::before {
  content: ""; position: absolute; left: 0; top: 50%;
  width: 12px; height: 2px;
  background: linear-gradient(90deg, #f97316, #fbbf24);
  border-radius: 2px; transform: translateY(-50%);
}

.hero-v6 .hero-bottom-bar {
  display: flex; gap: 0;
  border-top: 1px solid rgba(255,255,255,.12);
  padding-top: 22px; margin-top: 24px;
}
.hero-v6 .bb-item {
  flex: 1;
  display: flex; flex-direction: column; gap: 6px;
  padding: 0 24px;
  border-right: 1px solid rgba(255,255,255,.08);
}
.hero-v6 .bb-item:first-child { padding-left: 0; }
.hero-v6 .bb-item:last-child { border-right: none; padding-right: 0; }
.hero-v6 .bb-label {
  font-size: 11px; letter-spacing: 3px;
  color: rgba(148,163,184,.7);
  font-weight: 600; text-transform: uppercase;
}
.hero-v6 .bb-value {
  font-size: 16px; color: #fff;
  font-weight: 700; letter-spacing: .5px;
}

@media (max-width: 768px) {
  .hero-v6 { min-height: auto; padding: 72px 0 40px; }
  .hero-v6 .hero-wrap { padding: 0 24px; }
  .hero-v6 .hero-title { font-size: clamp(48px, 12vw, 80px); letter-spacing: -1px; }
  .hero-v6 .hero-lead { font-size: 15px; }
  .hero-v6 .hero-bottom-bar { flex-wrap: wrap; gap: 16px; }
  .hero-v6 .bb-item { flex: 1 1 30%; border-right: none; padding: 8px 0; }
}

/* ==============================================================
   Hero v7 — 现代工业品牌官网主流版（双栏 + 浮层徽章）
   ============================================================== */
.hero-v7 {
  background: #ffffff;
  position: relative;
  overflow: hidden;
  padding: 84px 0 0;
}
.hero-v7 > .hero-v7-inner {
  align-items: stretch;        /* 默认就是，但显式声明更安全 */
}
/* 网格背景移到 inner 下方，避免覆盖内容 */
.hero-v7-inner {
  position: relative;
  z-index: 2;
  /* 不再用 max-width 限制，左右两块完全分离：左侧居中宽度，右侧占满到屏幕边 */
  margin: 0;
  padding: 0 0 0 32px;          /* 仅左侧 padding-left */
  width: 100%;
  display: grid;
  grid-template-columns: 1fr minmax(0, 1.35fr);
  gap: 56px;
  align-items: stretch;
}
/* 网格背景作为单独的装饰层，不压在文字上 */
.hero-v7::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(26,92,158,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,92,158,.05) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 1;
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,.4), transparent 70%);
  mask-image: linear-gradient(180deg, rgba(0,0,0,.4), transparent 70%);
}

/* ----- 左：文字区 ----- */
.hero-v7-left {
  padding: 28px 0 56px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  border-radius: 99px;
  background: rgba(255,255,255,.85);
  border: 1px solid rgba(6,182,212,.22);
  backdrop-filter: blur(10px);
  font-size: 13px;
  color: #1a5c9e;
  font-weight: 600;
  margin-bottom: 28px;
  box-shadow: 0 4px 14px rgba(26,92,158,.06);
}
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, #10b981, #06b6d4);
  box-shadow: 0 0 0 4px rgba(16,185,129,.18);
  animation: pulse 1.8s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .55; transform: scale(1.25); }
}

/* 主标语 */
.hero-title {
  font-size: clamp(56px, 7vw, 112px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -2px;
  color: #0a1a2e;
  margin: 0 0 28px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.hero-line {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.hero-dot {
  display: inline-block;
  width: .3em;
  height: .3em;
  border-radius: 50%;
  background: linear-gradient(135deg, #f97316, #fbbf24);
  box-shadow: 0 0 18px rgba(251,146,60,.65);
  vertical-align: middle;
  position: relative;
  top: -.04em;
}

/* 副描述 */
.hero-lead {
  font-size: 17px;
  line-height: 1.85;
  color: #334155;
  max-width: 560px;
  margin: 0 0 36px;
  font-weight: 400;
}
.hero-lead strong {
  color: #0a1a2e;
  font-weight: 700;
  background: linear-gradient(180deg, transparent 70%, rgba(251,191,36,.32) 70%);
  padding: 0 2px;
}

/* CTA */
.hero-ctas {
  display: flex;
  gap: 14px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}
.hv7-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 32px;
  border-radius: 14px;
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: .2px;
  text-decoration: none;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s;
}
.hv7-primary {
  background: linear-gradient(135deg, #1a5c9e 0%, #06b6d4 100%);
  color: #fff;
  box-shadow: 0 10px 28px rgba(6,182,212,.32);
}
.hv7-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 36px rgba(6,182,212,.46);
}
.hv7-primary svg { transition: transform .25s; }
.hv7-primary:hover svg { transform: translateX(4px); }
.hv7-ghost {
  background: #fff;
  color: #1a5c9e;
  border: 1.5px solid rgba(26,92,158,.18);
  box-shadow: 0 4px 14px rgba(26,92,158,.06);
}
.hv7-ghost:hover {
  border-color: #06b6d4;
  background: #f0f9fc;
  transform: translateY(-3px);
}

/* 数据小条 */
.hero-trust {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px 22px;
  background: rgba(255,255,255,.7);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,.9);
  border-radius: 18px;
  box-shadow: 0 8px 24px rgba(13,59,102,.06);
  max-width: 580px;
}
.trust-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}
.trust-num {
  font-size: 26px;
  font-weight: 900;
  color: #0a1a2e;
  letter-spacing: -.5px;
  line-height: 1;
}
.trust-num sup {
  font-size: 14px;
  color: #06b6d4;
  margin-left: 1px;
  font-weight: 700;
}
.trust-label {
  font-size: 12.5px;
  color: #64748b;
  font-weight: 500;
}
.trust-sep {
  width: 1px;
  height: 32px;
  background: rgba(100,116,139,.18);
}

/* ----- 右：清晰大图区（覆盖整个右侧平面） ----- */
.hero-v7-right {
  position: relative;
  padding: 0;
  height: 100%;
}
.hero-photo {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 620px;                  /* 兜底高度，确保占满右侧大平面 */
  border-radius: 0;
  overflow: hidden;
  box-shadow: -24px 0 60px -10px rgba(13,59,102,.18);
}
.hero-photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
  display: block;
  border-radius: 0;
  /* 无 box-shadow，让图作为大平面背景 */
}
/* 主图整体右侧的暗色渐变：让浮层徽章在右半部分更突出 */
.hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(8,20,42,0) 30%, rgba(8,20,42,0.05) 70%, rgba(8,20,42,0.25) 100%),
    linear-gradient(180deg, rgba(8,20,42,0) 50%, rgba(8,20,42,0.18) 100%);
  pointer-events: none;
}

/* 浮层徽章：认证 */
.photo-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 18px 40px -10px rgba(13,59,102,.32), 0 4px 14px rgba(13,59,102,.12);
  z-index: 5;
}
.photo-badge-cert {
  top: 36px;
  left: 24px;                     /* 浮在图内左上，不再溢出 */
  padding: 12px 18px 12px 14px;
}
.badge-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #06b6d4, #1a5c9e);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 14px rgba(6,182,212,.3);
}
.badge-title {
  font-size: 14px;
  font-weight: 800;
  color: #0a1a2e;
  line-height: 1.2;
  margin-bottom: 2px;
}
.badge-sub {
  font-size: 11.5px;
  color: #64748b;
  font-weight: 600;
  letter-spacing: .3px;
}

/* 浮层徽章：KPI */
.photo-badge-kpi {
  bottom: 36px;
  right: 24px;                    /* 浮在图内右下，不再溢出 */
  padding: 16px 22px;
  background: linear-gradient(135deg, #0a1a2e, #1a3a5e);
  color: #fff;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
}
.photo-badge-kpi .kpi-row {
  display: flex;
  align-items: center;
  gap: 14px;
}
.photo-badge-kpi .kpi-pct {
  font-size: 44px;
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(135deg, #fbbf24, #f97316);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -1px;
}
.photo-badge-kpi .kpi-pct sup {
  font-size: 18px;
  font-weight: 700;
  vertical-align: super;
}
.photo-badge-kpi .kpi-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.photo-badge-kpi .kpi-label {
  font-size: 13px;
  color: rgba(255,255,255,.9);
  font-weight: 700;
  letter-spacing: .5px;
}
.photo-badge-kpi .kpi-trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: #10b981;
  font-weight: 700;
  background: rgba(16,185,129,.16);
  padding: 2px 8px;
  border-radius: 99px;
}

/* 浮层小标签 */
.photo-tag {
  position: absolute;
  padding: 7px 14px;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(26,92,158,.12);
  border-radius: 99px;
  font-size: 12.5px;
  font-weight: 700;
  color: #1a5c9e;
  box-shadow: 0 6px 14px rgba(13,59,102,.14);
  letter-spacing: .3px;
  z-index: 4;
  white-space: nowrap;
}
.photo-tag-1 { top: 38%; left: 28px; }
.photo-tag-2 { top: 60%; right: 32%; }
.photo-tag-3 { bottom: 18%; left: 38%; }

/* 底部宣传册风角标 */
.hero-foot {
  background: linear-gradient(160deg, rgba(13,59,102,.97), rgba(26,92,158,.93) 55%, rgba(6,182,212,.82));
  padding: 22px 0;
  position: relative;
  z-index: 1;
  text-align: center;
}
.hero-foot::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.foot-pill {
  display: inline-block;
  padding: 8px 24px;
  border-radius: 99px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  backdrop-filter: blur(6px);
  color: rgba(255,255,255,.92);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 4px;
  position: relative;
  z-index: 1;
}

/* ==============================================================
   客户应用领域横条
   ============================================================== */
.brand-strip {
  background: #fff;
  border-top: 1px solid rgba(26,92,158,.08);
  border-bottom: 1px solid rgba(26,92,158,.08);
  padding: 28px 0;
}
.brand-strip-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}
.strip-label {
  font-size: 13px;
  color: #64748b;
  font-weight: 600;
  letter-spacing: 1.5px;
  margin-right: 12px;
  position: relative;
  padding-right: 18px;
}
.strip-label::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  width: 12px;
  height: 1px;
  background: rgba(100,116,139,.4);
  transform: translateY(-50%);
}
.strip-item {
  font-size: 15px;
  font-weight: 700;
  color: #1a5c9e;
  padding: 6px 14px;
  border-radius: 8px;
  background: rgba(6,182,212,.06);
  border: 1px solid rgba(6,182,212,.12);
  transition: all .25s;
}
.strip-item:hover {
  background: rgba(6,182,212,.14);
  transform: translateY(-2px);
  border-color: rgba(6,182,212,.32);
}

/* ==============================================================
   Hero V7 响应式
   ============================================================== */
@media (max-width: 1080px) {
  .hero-v7-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 0 24px;
  }
  .hero-v7-left { padding: 16px 0 0; }
  .hero-v7-right { padding: 0 0 32px; }
  .hero-photo img { height: 380px; }
  .photo-badge-cert { left: 0; }
  .photo-badge-kpi { right: 0; }
  .photo-tag-1 { left: 8px; }
}
@media (max-width: 680px) {
  .hero-v7 { padding-top: 56px; }
  .hero-title { font-size: clamp(44px, 12vw, 72px); }
  .hero-trust { flex-wrap: wrap; gap: 14px; padding: 14px; }
  .trust-item { flex: 1 1 40%; }
  .trust-sep { display: none; }
  .hero-photo img { height: 300px; }
  .photo-badge { padding: 10px 14px; }
  .photo-badge-cert { top: 12px; left: 12px; }
  .photo-badge-kpi { bottom: 12px; right: 12px; padding: 10px 14px; }
  .photo-badge-kpi .kpi-pct { font-size: 30px; }
  .strip-item { font-size: 13px; padding: 5px 10px; }
}

/* ========================================================
   Hero MINIMAL — 极简模式：纯文字 + 装饰线，无图片
   字号对比强烈、留白宽松、用极细线条/小色块做层次
   ======================================================== */
.hero-min {
  position: relative;
  background: #ffffff;
  padding: 96px 0 72px;
  overflow: hidden;
  min-height: 92vh;
  display: flex;
  align-items: center;
}
/* 极细网格背景（仅右上角 + 左下角，弱化） */
.hero-min-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(26,92,158,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,92,158,.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 30%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 30%, transparent 90%);
  opacity: .6;
}
/* 右上角小色块（点缀用，不喧宾夺主） */
.hero-min::before {
  content: "";
  position: absolute;
  top: 64px;
  right: 64px;
  width: 12px;
  height: 12px;
  background: linear-gradient(135deg, #f97316, #fbbf24);
  border-radius: 50%;
  box-shadow: 0 0 24px rgba(251,146,60,.4);
}
.hero-min::after {
  content: "";
  position: absolute;
  top: 80px;
  right: 80px;
  width: 4px;
  height: 4px;
  background: #1a5c9e;
  border-radius: 50%;
}

.hero-min-inner {
  position: relative;
  z-index: 2;
  max-width: 980px;
  margin: 0 auto;
  padding: 0 32px;
  text-align: center;
}

/* 顶部品牌行：极小字号、灰底反衬 */
.min-brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 64px;
  font-size: 13px;
  font-weight: 500;
  color: #64748b;
  letter-spacing: .5px;
}
.min-brand-cn { color: #475569; }
.min-brand-sep { color: #cbd5e1; font-weight: 300; }
.min-brand-en {
  font-weight: 700;
  letter-spacing: 2px;
  color: #1a5c9e;
  font-size: 12.5px;
}

/* 主标语：超大字号宣传册风格 */
.min-title {
  font-size: clamp(72px, 11vw, 156px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -3px;
  margin: 0 0 36px;
  color: #0f172a;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.min-line {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 28px;
}
.min-line em {
  font-style: normal;
  color: #f97316;
  font-weight: 300;
  position: relative;
  top: -.04em;
  font-size: .9em;
}

/* 中央装饰细线 + 橙色小点 */
.min-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin: 0 auto 32px;
  max-width: 360px;
}
.md-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, #cbd5e1, transparent);
}
.md-dot {
  width: 6px;
  height: 6px;
  background: linear-gradient(135deg, #f97316, #fbbf24);
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(251,146,60,.5);
}

/* 副描述 */
.min-lead {
  font-size: 17px;
  line-height: 1.85;
  color: #475569;
  max-width: 620px;
  margin: 0 auto 40px;
  font-weight: 400;
}
.min-lead strong {
  color: #0f172a;
  font-weight: 700;
  position: relative;
  background: linear-gradient(180deg, transparent 70%, rgba(251,191,36,.28) 70%);
  padding: 0 2px;
}

/* CTA 按钮组 */
.min-ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  margin-bottom: 56px;
  flex-wrap: wrap;
}
.min-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .5px;
  text-decoration: none;
  transition: all .25s ease;
  cursor: pointer;
  border: 1px solid transparent;
}
.min-btn-primary {
  background: #0f172a;
  color: #fff;
}
.min-btn-primary:hover {
  background: #1a5c9e;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -10px rgba(26,92,158,.5);
}
.min-btn-ghost {
  background: transparent;
  color: #1a5c9e;
  border-color: rgba(26,92,158,.3);
}
.min-btn-ghost:hover {
  background: rgba(26,92,158,.06);
  border-color: #1a5c9e;
}

/* 数据条：极简数字 + 分隔线 */
.min-stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
  margin-bottom: 56px;
  padding: 28px 0;
  border-top: 1px solid #e2e8f0;
  border-bottom: 1px solid #e2e8f0;
}
.min-stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 0 16px;
}
.ms-num {
  font-size: 36px;
  font-weight: 800;
  color: #0f172a;
  letter-spacing: -1px;
  line-height: 1;
  background: linear-gradient(135deg, #1a5c9e, #06b6d4);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.ms-num sup {
  font-size: 18px;
  font-weight: 700;
  vertical-align: top;
  position: relative;
  top: .15em;
}
.ms-label {
  font-size: 13px;
  color: #64748b;
  font-weight: 500;
  letter-spacing: .5px;
}
.ms-sep {
  width: 1px;
  height: 36px;
  background: linear-gradient(180deg, transparent, #cbd5e1, transparent);
}

/* 底部哲学行 */
.min-foot {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 32px;
  font-size: 14px;
  color: #1a5c9e;
  font-weight: 500;
  letter-spacing: 1px;
}
.min-foot-line {
  width: 48px;
  height: 1px;
  background: linear-gradient(90deg, transparent, #1a5c9e, transparent);
}
.min-foot-text {
  font-style: italic;
}

/* 底部角标：EDITION / INDUSTRY / BRAND */
.min-corner {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}
.mc-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: center;
}
.mc-label {
  font-size: 10px;
  letter-spacing: 2.5px;
  color: #94a3b8;
  font-weight: 600;
}
.mc-value {
  font-size: 14px;
  color: #0f172a;
  font-weight: 700;
}

/* 行业横条（保持不变，复用 .brand-strip 风格 + 改为 .min-strip） */
.min-strip {
  background: #f8fafc;
  padding: 24px 0;
  border-top: 1px solid #e2e8f0;
  border-bottom: 1px solid #e2e8f0;
}
.min-strip-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
  font-size: 14px;
}
.min-strip-inner .strip-label {
  color: #64748b;
  font-weight: 500;
  margin-right: 4px;
}
.min-strip-inner .strip-item {
  color: #475569;
  font-weight: 600;
  position: relative;
}
.min-strip-inner .strip-item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -14px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 3px;
  background: #cbd5e1;
  border-radius: 50%;
}

/* 移动端 */
@media (max-width: 768px) {
  .hero-min { min-height: auto; padding: 64px 0 48px; }
  .hero-min-inner { padding: 0 20px; }
  .min-title { font-size: clamp(48px, 14vw, 88px); letter-spacing: -1.5px; }
  .min-line { gap: 16px; }
  .min-lead { font-size: 15px; }
  .min-stats { flex-wrap: wrap; gap: 16px 0; }
  .min-stat { flex: 1 1 40%; padding: 12px 0; }
  .ms-sep { display: none; }
  .min-foot-line { width: 24px; }
}

/* ========================================================
   极简 Section 系列：m-section / m-head / m-*
   与首页 hero-min 视觉统一：白底 / 文字 / 极简线条
   ======================================================== */

/* Section 基础容器 */
.m-section {
  padding: 96px 0;
  border-top: 1px solid #eef2f7;
  position: relative;
}
.m-section:first-of-type {
  border-top: none;
}

/* Section 标题头 */
.m-head {
  text-align: center;
  margin-bottom: 56px;
}
.m-en {
  display: block;
  font-size: 12px;
  letter-spacing: 4px;
  color: #94a3b8;
  font-weight: 600;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.m-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  color: #0f172a;
  letter-spacing: -1px;
  line-height: 1.25;
  margin: 0 0 18px;
}
.m-bar {
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, #1a5c9e, #06b6d4);
  margin: 0 auto;
  border-radius: 2px;
}

/* ========================================================
   About Section
   ======================================================== */
.m-about {
  background: #ffffff;
}
.m-about-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  max-width: 880px;
  margin: 0 auto 64px;
  text-align: center;
}
.m-about-text {
  flex: 1;
  text-align: center;
}
.m-about-text p {
  font-size: 16px;
  line-height: 1.85;
  color: #475569;
  margin: 0 0 14px;
}
.m-about-text strong {
  color: #0f172a;
  font-weight: 700;
}
.m-link-arrow {
  display: inline-block;
  color: #1a5c9e;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: all .2s;
  white-space: nowrap;
}
.m-link-arrow:hover {
  color: #06b6d4;
  border-color: #06b6d4;
}

/* 数字网格 */
.m-num-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  max-width: 1100px;
  margin: 0 auto;
  border-left: 1px solid #e2e8f0;
}
.m-num-cell {
  text-align: center;
  padding: 32px 16px;
  border-right: 1px solid #e2e8f0;
}
.m-num-cell b {
  display: block;
  font-size: clamp(36px, 4.5vw, 52px);
  font-weight: 900;
  letter-spacing: -1.5px;
  line-height: 1.1;
  background: linear-gradient(135deg, #1a5c9e, #06b6d4);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}
.m-num-cell span {
  font-size: 13px;
  color: #64748b;
  font-weight: 500;
}

/* ========================================================
   Adv Section
   ======================================================== */
.m-adv {
  background: #f8fafc;
}
.m-adv-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  max-width: 1180px;
  margin: 0 auto;
  border-top: 1px solid #e2e8f0;
  border-bottom: 1px solid #e2e8f0;
}
.m-adv-cell {
  padding: 40px 28px;
  border-right: 1px solid #e2e8f0;
  position: relative;
  transition: background .2s;
}
.m-adv-cell:last-child { border-right: none; }
.m-adv-cell:hover {
  background: #ffffff;
}
.m-adv-num {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: #cbd5e1;
  letter-spacing: 2px;
  margin-bottom: 16px;
}
.m-adv-cell h4 {
  font-size: 20px;
  font-weight: 800;
  color: #0f172a;
  margin: 0 0 12px;
  letter-spacing: -.5px;
}
.m-adv-cell p {
  font-size: 14.5px;
  color: #64748b;
  line-height: 1.7;
  margin: 0;
}

/* ========================================================
   Prod Section
   ======================================================== */
.m-prod {
  background: #ffffff;
}
.m-prod-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  max-width: 1180px;
  margin: 0 auto 48px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  overflow: hidden;
}
.m-prod-cell {
  padding: 36px 32px;
  border-right: 1px solid #e2e8f0;
}
.m-prod-cell:last-child { border-right: none; }
.m-prod-tag {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.5px;
  color: #1a5c9e;
  text-transform: uppercase;
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid #f1f5f9;
}
.m-prod-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.m-prod-list li {
  margin-bottom: 12px;
}
.m-prod-list li:last-child { margin-bottom: 0; }
.m-prod-list a {
  font-size: 15px;
  color: #1e293b;
  text-decoration: none;
  font-weight: 600;
  transition: color .2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.m-prod-list a::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #cbd5e1;
  transition: all .2s;
}
.m-prod-list a:hover {
  color: #1a5c9e;
}
.m-prod-list a:hover::before {
  background: #f97316;
  box-shadow: 0 0 8px rgba(249,115,22,.5);
}

.m-prod-foot {
  text-align: center;
}
.m-btn-primary {
  display: inline-block;
  padding: 14px 32px;
  background: #0f172a;
  color: #ffffff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .5px;
  border-radius: 6px;
  text-decoration: none;
  transition: all .25s;
}
.m-btn-primary:hover {
  background: #1a5c9e;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -10px rgba(26,92,158,.5);
}

/* ========================================================
   R&D Section
   ======================================================== */
.m-rd {
  background: #0f172a;
  color: #ffffff;
}
.m-rd .m-title { color: #ffffff; }
.m-rd .m-en { color: rgba(148,163,184,.7); }
.m-rd .m-bar { background: linear-gradient(90deg, #f97316, #fbbf24); }
.m-rd-lead {
  font-size: 16px;
  line-height: 1.85;
  color: rgba(226,232,240,.8);
  max-width: 760px;
  margin: 0 auto 56px;
  text-align: center;
}
.m-rd-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  max-width: 1100px;
  margin: 0 auto 48px;
}
.m-rd-cell {
  text-align: center;
  padding: 32px 16px;
  border-right: 1px solid rgba(255,255,255,.08);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.m-rd-cell:last-child { border-right: none; }
.m-rd-num {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 900;
  letter-spacing: -1px;
  color: #fbbf24;
  line-height: 1.1;
}
.m-rd-num small {
  font-size: .55em;
  color: rgba(251,191,36,.7);
  margin-left: 2px;
  font-weight: 600;
}
.m-rd-label {
  font-size: 13px;
  color: rgba(203,213,225,.7);
  font-weight: 500;
}
.m-rd .m-link-arrow {
  color: #fbbf24;
  border-color: rgba(251,191,36,.5);
}
.m-rd .m-link-arrow:hover {
  color: #f97316;
  border-color: #f97316;
}

/* ========================================================
   News Section
   ======================================================== */
.m-news {
  background: #ffffff;
}
.m-news-list {
  list-style: none;
  padding: 0;
  margin: 0 auto 48px;
  max-width: 980px;
}
.m-news-list li {
  border-bottom: 1px solid #f1f5f9;
}
.m-news-list li a {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 22px 16px;
  text-decoration: none;
  transition: all .2s;
  color: #1e293b;
}
.m-news-list li a:hover {
  background: #f8fafc;
  padding-left: 24px;
}
.mn-date {
  font-size: 13px;
  color: #94a3b8;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}
.mn-title {
  font-size: 16px;
  font-weight: 600;
  color: #0f172a;
}
.mn-cat {
  font-size: 12px;
  color: #1a5c9e;
  background: rgba(26,92,158,.08);
  padding: 4px 12px;
  border-radius: 99px;
  font-weight: 600;
}

/* ========================================================
   CTA Section
   ======================================================== */
.m-cta {
  background: #f8fafc;
  padding: 80px 0;
  text-align: center;
  border-top: 1px solid #e2e8f0;
}
.m-cta h2 {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 800;
  color: #0f172a;
  margin: 0 0 12px;
  letter-spacing: -.5px;
}
.m-cta p {
  font-size: 15px;
  color: #64748b;
  margin: 0 0 32px;
}

/* ========================================================
   移动端
   ======================================================== */
@media (max-width: 900px) {
  .m-section { padding: 64px 0; }
  .m-num-grid,
  .m-adv-row,
  .m-rd-row {
    grid-template-columns: repeat(2, 1fr);
  }
  .m-num-cell,
  .m-rd-cell,
  .m-adv-cell {
    border-right: none;
    border-bottom: 1px solid #e2e8f0;
  }
  .m-prod-row {
    grid-template-columns: 1fr;
  }
  .m-prod-cell {
    border-right: none;
    border-bottom: 1px solid #e2e8f0;
  }
  .m-prod-cell:last-child { border-bottom: none; }
  .m-news-list li a {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 16px 0;
  }
}
@media (max-width: 600px) {
  .m-num-grid,
  .m-adv-row,
  .m-rd-row {
    grid-template-columns: 1fr;
  }
  .m-about-row {
    flex-direction: column;
    gap: 16px;
  }
}

/* ========================================================
   PRO — 现代化工业品牌官网样式
   Hero / Section / Adv / Prod / RD / News / CTA
   ======================================================== */

/* 通用头部 */
.pro-head {
  text-align: center;
  margin-bottom: 56px;
}
.pro-en {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 4px;
  color: #94a3b8;
  font-weight: 600;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.pro-title {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  color: #0f172a;
  letter-spacing: -.5px;
  line-height: 1.25;
  margin: 0 0 16px;
}
.pro-head p {
  color: #64748b;
  font-size: 16px;
  margin: 0 0 20px;
}
.pro-bar {
  width: 56px;
  height: 3px;
  background: linear-gradient(90deg, #1a5c9e, #06b6d4);
  margin: 0 auto;
  border-radius: 2px;
}

.pro-sec {
  padding: 96px 0;
}
.pro-sec + .pro-sec {
  border-top: 1px solid #f1f5f9;
}

.pro-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.pro-pic {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 30px 60px -20px rgba(13,59,102,.25);
}
.pro-pic img {
  display: block;
  width: 100%;
  height: 460px;
  object-fit: cover;
}
.pro-pic-badge {
  position: absolute;
  left: 24px;
  bottom: 24px;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(12px);
  padding: 16px 24px;
  border-radius: 12px;
  box-shadow: 0 18px 40px -10px rgba(13,59,102,.3);
  text-align: center;
}
.pro-pic-badge b {
  display: block;
  font-size: 28px;
  font-weight: 900;
  background: linear-gradient(135deg, #1a5c9e, #06b6d4);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: 4px;
}
.pro-pic-badge b small {
  font-size: 14px;
}
.pro-pic-badge span {
  font-size: 13px;
  color: #64748b;
  font-weight: 500;
}
.pro-pic-badge.alt {
  background: linear-gradient(135deg, #0a1a2e, #1a3a5e);
  color: #fff;
}
.pro-pic-badge.alt b {
  background: linear-gradient(135deg, #fbbf24, #f97316);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.pro-pic-badge.alt span {
  color: rgba(255,255,255,.7);
}

.pro-text {
  position: relative;
}
.pro-text .pro-en {
  margin-bottom: 12px;
}
.pro-text p {
  font-size: 15.5px;
  line-height: 1.85;
  color: #475569;
  margin: 0 0 16px;
}
.pro-text strong {
  color: #0f172a;
  font-weight: 700;
}
.pro-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 20px 0;
}
.pro-tags span {
  padding: 5px 14px;
  background: rgba(26,92,158,.08);
  color: #1a5c9e;
  font-size: 13px;
  font-weight: 600;
  border-radius: 99px;
}
.pro-arrow-link {
  display: inline-block;
  color: #1a5c9e;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid currentColor;
  padding-bottom: 4px;
  transition: all .2s;
  margin-top: 12px;
}
.pro-arrow-link:hover {
  color: #f97316;
  border-color: #f97316;
  transform: translateX(4px);
}

.pro-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: #0f172a;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  border-radius: 8px;
  text-decoration: none;
  transition: all .25s;
}
.pro-btn-primary:hover {
  background: #1a5c9e;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -10px rgba(26,92,158,.5);
}

.pro-btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 24px;
  background: rgba(255,255,255,.06);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  border-radius: 8px;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,.18);
  transition: all .25s;
}
.pro-btn-ghost:hover {
  background: rgba(255,255,255,.12);
  border-color: #fff;
}

.pro-cta-wrap {
  text-align: center;
  margin-top: 48px;
}

/* ========================================================
   Hero Pro — 全屏背景图 + 暗色覆盖 + 现代化双栏
   ======================================================== */
.hero-pro {
  position: relative;
  background: #0a1a2e;
  color: #fff;
  padding: 110px 0 80px;
  overflow: hidden;
}
.hero-pro-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-pro-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
  filter: brightness(.85);
  animation: hpZoom 30s ease-in-out infinite alternate;
}
@keyframes hpZoom { from { transform: scale(1); } to { transform: scale(1.08); } }
.hero-pro-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(120deg, rgba(8,20,42,.95) 0%, rgba(10,28,58,.85) 40%, rgba(15,45,90,.55) 70%, rgba(20,60,120,.3) 100%);
}
.hero-pro-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(rgba(96,165,250,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(96,165,250,.08) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.3), rgba(0,0,0,.1) 60%, transparent);
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,.3), rgba(0,0,0,.1) 60%, transparent);
}
.hero-pro-inner {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 56px;
  align-items: center;
}

/* 左：文字主区 */
.hero-pro-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 18px;
  border-radius: 99px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  backdrop-filter: blur(12px);
  color: rgba(226,232,240,.85);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 28px;
}
.pulse {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #06b6d4;
  box-shadow: 0 0 0 4px rgba(6,182,212,.2);
  animation: pulse 2s infinite;
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.55} }

.hero-pro-title {
  font-size: clamp(48px, 6.5vw, 92px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -2px;
  margin: 0 0 28px;
  color: #fff;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.hero-pro-title .hl-1 {
  background: linear-gradient(135deg, #fff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-pro-title .hl-2 {
  color: #fff;
}
.hero-pro-title em {
  font-style: normal;
  color: #f97316;
  margin: 0 .15em;
  font-weight: 300;
  position: relative;
  top: -.04em;
}

.hero-pro-lead {
  font-size: 17px;
  line-height: 1.85;
  color: rgba(226,232,240,.85);
  max-width: 540px;
  margin: 0 0 36px;
}
.hero-pro-lead strong {
  color: #fbbf24;
  font-weight: 700;
}

.hero-pro-ctas {
  display: flex;
  gap: 14px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.hp-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: all .25s;
  cursor: pointer;
}
.hp-primary {
  background: linear-gradient(135deg, #f97316, #fbbf24);
  color: #fff;
  box-shadow: 0 10px 24px -6px rgba(249,115,22,.5);
}
.hp-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px -8px rgba(249,115,22,.6);
}
.hp-ghost {
  background: rgba(255,255,255,.06);
  color: #fff;
  border: 1px solid rgba(255,255,255,.2);
  backdrop-filter: blur(10px);
}
.hp-ghost:hover {
  background: rgba(255,255,255,.12);
  border-color: #fff;
}

.hero-pro-trust {
  display: flex;
  gap: 0;
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,.1);
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.hero-pro-trust > div {
  flex: 1;
  text-align: left;
  padding: 0 16px;
  border-right: 1px solid rgba(255,255,255,.08);
}
.hero-pro-trust > div:last-child { border-right: none; padding-left: 16px; }
.hero-pro-trust > div:first-child { padding-left: 0; }
.hero-pro-trust b {
  display: block;
  font-size: 30px;
  font-weight: 900;
  background: linear-gradient(135deg, #fbbf24, #f97316);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: 4px;
}
.hero-pro-trust b sup { font-size: 16px; }
.hero-pro-trust span {
  font-size: 13px;
  color: rgba(203,213,225,.7);
}

/* 右：车间图 + 浮层 */
.hero-pro-photo {
  position: relative;
  border-radius: 16px;
  overflow: visible;
  aspect-ratio: 4/3;
}
.hero-pro-photo > img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: 0 40px 80px -20px rgba(0,0,0,.5);
}
.hero-pro-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 16px;
  background: linear-gradient(120deg, rgba(0,0,0,0) 50%, rgba(0,0,0,.25) 100%);
  pointer-events: none;
}

/* 浮层徽章 */
.hp-photo-badge {
  position: absolute;
  background: #fff;
  border-radius: 14px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 18px 40px -10px rgba(0,0,0,.4);
  z-index: 5;
}
.hp-cert {
  top: 24px;
  left: -28px;
  padding: 14px 20px;
}
.hp-badge-ico {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #1a5c9e, #06b6d4);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hp-badge-title {
  font-size: 14px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 2px;
}
.hp-badge-sub {
  font-size: 12px;
  color: #64748b;
}

.hp-kpi {
  bottom: 24px;
  right: -28px;
  background: linear-gradient(135deg, #0a1a2e, #1a3a5e);
  color: #fff;
  padding: 16px 22px;
}
.hp-kpi-num {
  font-size: 44px;
  font-weight: 900;
  background: linear-gradient(135deg, #fbbf24, #f97316);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-right: 10px;
}
.hp-kpi-num sup { font-size: 18px; }
.hp-kpi-label {
  font-size: 13px;
  color: rgba(255,255,255,.85);
  font-weight: 600;
}
.hp-kpi-trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: #fbbf24;
  margin-top: 4px;
}

.hp-tag {
  position: absolute;
  padding: 7px 14px;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(26,92,158,.12);
  border-radius: 99px;
  font-size: 12.5px;
  font-weight: 700;
  color: #1a5c9e;
  box-shadow: 0 8px 18px rgba(0,0,0,.18);
  z-index: 4;
  white-space: nowrap;
}
.hp-tag-1 { top: 50%; left: -22px; transform: translateY(-50%); }
.hp-tag-2 { top: 12%; right: 16%; }
.hp-tag-3 { bottom: 14%; left: 12%; }

/* 底部装饰行 */
.hero-pro-foot {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 56px;
  font-size: 14px;
  color: rgba(251,191,36,.9);
  letter-spacing: 4px;
  font-weight: 500;
  position: relative;
  z-index: 3;
}
.hp-foot-line {
  width: 48px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(251,191,36,.5), transparent);
}
.hp-foot-text { font-style: italic; }

/* 行业横条 */
.hp-strip {
  background: #f8fafc;
  padding: 24px 0;
  border-top: 1px solid #e2e8f0;
  border-bottom: 1px solid #e2e8f0;
}
.hp-strip-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
  font-size: 14px;
}
.hp-strip-label {
  color: #64748b;
  font-weight: 500;
}
.hp-strip-item {
  color: #475569;
  font-weight: 600;
  position: relative;
}
.hp-strip-item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -14px;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  background: #cbd5e1;
  border-radius: 50%;
}

/* ========================================================
   About 双栏
   ======================================================== */
.pro-about { background: #ffffff; }

.pro-num-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 80px;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  overflow: hidden;
}
.pro-num-cell {
  text-align: center;
  padding: 36px 20px;
  border-right: 1px solid #e2e8f0;
}
.pro-num-cell:last-child { border-right: none; }
.pro-num-cell b {
  display: block;
  font-size: clamp(36px, 4vw, 48px);
  font-weight: 900;
  letter-spacing: -1px;
  background: linear-gradient(135deg, #1a5c9e, #06b6d4);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
  margin-bottom: 8px;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
}
/* 主数字统一字号（强制让 counter span 是标准字号） */
.pro-num-cell b .counter { font-size: inherit; }
/* 单位小字号（%/h/℃）：.5em 偏小，改成 .45em 让它更紧凑 */
.pro-num-cell b small {
  font-size: .45em;
  font-weight: 700;
  color: #1a5c9e;
  -webkit-text-fill-color: #1a5c9e;
  letter-spacing: 0;
}
/* 前缀小字号（ISO） */
.pro-num-cell b .pro-num-prefix {
  font-size: .45em;
  font-weight: 800;
  color: #1a5c9e;
  -webkit-text-fill-color: #1a5c9e;
  letter-spacing: 1px;
  margin-right: 2px;
  transform: translateY(-.08em);
}
.pro-num-cell span {
  font-size: 13.5px;
  color: #64748b;
  font-weight: 500;
}

/* ========================================================
   Adv — 4 个 icon 卡片
   ======================================================== */
.pro-adv { background: #f8fafc; }

.pro-adv-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.pro-adv-card {
  padding: 36px 28px;
  background: #fff;
  border-radius: 16px;
  border: 1px solid #e2e8f0;
  transition: all .3s;
  position: relative;
}
.pro-adv-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 50px -16px rgba(26,92,158,.18);
  border-color: rgba(26,92,158,.3);
}
.pro-adv-ico {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(26,92,158,.1), rgba(6,182,212,.08));
  color: #1a5c9e;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.pro-adv-card:hover .pro-adv-ico {
  background: linear-gradient(135deg, #1a5c9e, #06b6d4);
  color: #fff;
}
.pro-adv-card h4 {
  font-size: 20px;
  font-weight: 800;
  color: #0f172a;
  margin: 0 0 12px;
  letter-spacing: -.3px;
}
.pro-adv-card p {
  font-size: 14.5px;
  color: #64748b;
  line-height: 1.7;
  margin: 0;
}
.pro-adv-card p strong {
  color: #1a5c9e;
  font-weight: 700;
}

/* ========================================================
   Prod — 6 张产品卡
   ======================================================== */
.pro-prod { background: #ffffff; }

.pro-prod-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.pro-prod-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border-radius: 16px;
  border: 1px solid #e2e8f0;
  overflow: hidden;
  text-decoration: none;
  transition: all .3s;
}
.pro-prod-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 50px -16px rgba(26,92,158,.18);
  border-color: rgba(26,92,158,.3);
}
.pro-prod-thumb {
  position: relative;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #f8fafc, #eef2f7);
  overflow: hidden;
}
.pro-prod-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 24px;
  transition: transform .4s;
}
.pro-prod-card:hover .pro-prod-thumb img {
  transform: scale(1.06);
}
.pro-prod-body {
  padding: 24px 24px 28px;
}
.pro-prod-cat {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: #1a5c9e;
  background: rgba(26,92,158,.08);
  padding: 4px 10px;
  border-radius: 99px;
  margin-bottom: 12px;
  letter-spacing: .3px;
}
.pro-prod-card h4 {
  font-size: 19px;
  font-weight: 800;
  color: #0f172a;
  margin: 0 0 10px;
  letter-spacing: -.3px;
}
.pro-prod-card p {
  font-size: 14px;
  color: #64748b;
  line-height: 1.7;
  margin: 0;
}

/* ========================================================
   RD — 左文右图
   ======================================================== */
.pro-rd { background: #f8fafc; }

.pro-step-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 24px 0;
}
.pro-step-cell {
  padding: 16px 18px;
  background: #fff;
  border-radius: 10px;
  border: 1px solid #e2e8f0;
}
.pro-step-num {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #cbd5e1;
  margin-bottom: 6px;
}
.pro-step-cell h5 {
  font-size: 15px;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 4px;
}
.pro-step-cell p {
  font-size: 12.5px;
  color: #64748b;
  margin: 0;
}

/* ========================================================
   News — 3 张卡片
   ======================================================== */
.pro-news { background: #ffffff; }

.pro-news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.pro-news-card {
  background: #fff;
  border-radius: 16px;
  border: 1px solid #e2e8f0;
  overflow: hidden;
  text-decoration: none;
  transition: all .3s;
  display: flex;
  flex-direction: column;
}
.pro-news-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 50px -16px rgba(26,92,158,.18);
  border-color: rgba(26,92,158,.3);
}
.pro-news-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
}
.pro-news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform .4s;
}
.pro-news-card:hover .pro-news-thumb img {
  transform: scale(1.05);
}
.pro-news-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 4px 12px;
  background: rgba(255,255,255,.95);
  color: #1a5c9e;
  font-size: 12px;
  font-weight: 700;
  border-radius: 99px;
  backdrop-filter: blur(8px);
}
.pro-news-body {
  padding: 22px 24px 26px;
}
.pro-news-date {
  font-size: 12.5px;
  color: #94a3b8;
  margin-bottom: 8px;
  font-variant-numeric: tabular-nums;
}
.pro-news-card h4 {
  font-size: 17px;
  font-weight: 800;
  color: #0f172a;
  margin: 0 0 10px;
  line-height: 1.5;
  letter-spacing: -.3px;
}
.pro-news-card p {
  font-size: 13.5px;
  color: #64748b;
  line-height: 1.65;
  margin: 0;
}

/* ========================================================
   CTA — 深色块
   ======================================================== */
.pro-cta {
  background: linear-gradient(135deg, #0a1a2e 0%, #1a3a5e 100%);
  color: #fff;
  padding: 72px 0;
  position: relative;
  overflow: hidden;
}
.pro-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}
.pro-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  position: relative;
  z-index: 2;
  flex-wrap: wrap;
}
.pro-cta-en {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 4px;
  color: #fbbf24;
  font-weight: 600;
  margin-bottom: 12px;
}
.pro-cta h2 {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 800;
  margin: 0 0 12px;
  letter-spacing: -.5px;
}
.pro-cta p {
  font-size: 15px;
  color: rgba(226,232,240,.85);
  margin: 0;
}
.pro-cta p strong { color: #fbbf24; }
.pro-cta-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ========================================================
   响应式
   ======================================================== */
@media (max-width: 1024px) {
  .hero-pro-inner { grid-template-columns: 1fr; gap: 40px; }
  .pro-split { grid-template-columns: 1fr; gap: 40px; }
  .pro-adv-grid,
  .pro-prod-grid,
  .pro-news-grid { grid-template-columns: repeat(2, 1fr); }
  .pro-num-grid { grid-template-columns: repeat(2, 1fr); }
  .pro-num-cell { border-right: none; border-bottom: 1px solid #e2e8f0; }
  .pro-num-cell:nth-child(odd) { border-right: 1px solid #e2e8f0; }
}
@media (max-width: 768px) {
  .hero-pro { padding: 80px 0 56px; }
  .pro-sec { padding: 64px 0; }
  .pro-step-grid { grid-template-columns: 1fr; }
  .pro-adv-grid,
  .pro-prod-grid,
  .pro-news-grid { grid-template-columns: 1fr; }
  .pro-num-grid { grid-template-columns: 1fr; }
  .pro-num-cell { border-right: none; border-bottom: 1px solid #e2e8f0; }
  .pro-cta-inner { flex-direction: column; text-align: center; }
}

/* ========================================================
   TECH — 科技感 + 鼠标交互 v10
   包含：hero-tech、tilt-card、tilt-glow、pro-prod-shine、counter、orb
   ======================================================== */

/* ============= 通用：科技感背景元素 ============= */
.ht-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(14,165,233,.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14,165,233,.10) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 30%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 30%, transparent 90%);
  pointer-events: none;
}
.ht-noise {
  position: absolute;
  inset: 0;
  opacity: .16;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .5 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* 渐变光斑（鼠标视差） */
.ht-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  will-change: transform;
  transition: transform .5s cubic-bezier(.22,.61,.36,1);
  z-index: 2;
  mix-blend-mode: screen;
}
.ht-orb-1 {
  width: 620px; height: 620px;
  background: radial-gradient(circle, rgba(6,182,212,.22), transparent 70%);
  top: -200px; left: -100px;
  animation: orbFloat1 14s ease-in-out infinite;
}
.ht-orb-2 {
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(59,130,246,.18), transparent 70%);
  top: 30%; right: -150px;
  animation: orbFloat2 17s ease-in-out infinite;
}
.ht-orb-3 {
  width: 460px; height: 460px;
  background: radial-gradient(circle, rgba(255,255,255,.55), transparent 70%);
  bottom: -100px; left: 30%;
  animation: orbFloat3 19s ease-in-out infinite;
}
@keyframes orbFloat1 { 0%,100%{transform:translate(0,0) scale(1)} 50%{transform:translate(60px,40px) scale(1.1)} }
@keyframes orbFloat2 { 0%,100%{transform:translate(0,0) scale(1)} 50%{transform:translate(-40px,50px) scale(1.15)} }
@keyframes orbFloat3 { 0%,100%{transform:translate(0,0) scale(1)} 50%{transform:translate(50px,-40px) scale(1.05)} }

/* ============= Hero Tech ============= */
.hero-tech {
  position: relative;
  /* 参考图配色：清新浅色科技风（浅蓝白底，青蓝主色） */
  background: linear-gradient(165deg, #e8f3fc 0%, #f4f9fd 45%, #e6f1fa 100%);
  color: #0d3b66;
  padding: 90px 0 64px;
  overflow: hidden;
}
/* 背景实景图：明亮的现代化工厂（4K） */
.ht-photo {
  position: absolute;
  inset: 0;
  background-image: url("../img/hero-factory-bg.jpg");
  background-size: cover;
  background-position: center 42%;
  background-repeat: no-repeat;
  z-index: 0;
  animation: htPhotoZoom 30s ease-in-out infinite alternate;
}
@keyframes htPhotoZoom {
  from { transform: scale(1); }
  to   { transform: scale(1.08); }
}
/* 白色柔光提亮层：浅浅一层薄雾即可，保证背景实景清晰可见，深蓝文字依旧清晰可读 */
.ht-photo-mask {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    /* 主提亮：中部几乎透出实景，上下稍浓用于与相邻区块过渡 */
    linear-gradient(180deg,
      rgba(255,255,255,.62) 0%,
      rgba(246,251,255,.34) 10%,
      rgba(242,249,255,.20) 28%,
      rgba(240,248,255,.16) 70%,
      rgba(246,251,255,.30) 88%,
      rgba(255,255,255,.56) 100%),
    /* 冷调柔光：整体偏青蓝 */
    linear-gradient(155deg, rgba(219,240,255,.20) 0%, rgba(255,255,255,.03) 48%, rgba(214,236,254,.16) 100%);
  pointer-events: none;
}
.ht-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
/* 网格与噪点浮在图上方，保持科技感 */
.ht-bg .ht-grid { z-index: 2; }
.ht-bg .ht-noise { z-index: 2; opacity: .18; }
.ht-inner {
  position: relative;
  z-index: 3;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  text-align: center;
}

/* 顶部品牌行（带 EN 后缀） */
.ht-pill {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 8px 20px;
  border-radius: 99px;
  background: rgba(255,255,255,.86);
  border: 1px solid rgba(14,165,233,.26);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 24px -10px rgba(13,59,102,.22);
  color: #33506e;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .5px;
  margin-bottom: 36px;
  animation: fadeUp .8s .1s backwards;
}
.ht-pill-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0ea5e9, #06b6d4);
  box-shadow: 0 0 10px rgba(6,182,212,.6), 0 0 0 4px rgba(6,182,212,.14);
  animation: dotPulse 2s infinite;
}
@keyframes dotPulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(1.3)} }
.ht-pill-divider {
  width: 1px;
  height: 14px;
  background: rgba(14,165,233,.28);
}
.ht-pill-en {
  color: #0891b2;
  font-weight: 700;
  letter-spacing: 1.5px;
  font-size: 12.5px;
}

/* 主标语：科技感渐变 */
.ht-title {
  font-size: clamp(60px, 9vw, 132px);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -3px;
  margin: 0 0 36px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  animation: fadeUp .9s .25s backwards;
}
.ht-line {
  /* 参考图配色：深蓝主标题 */
  background: linear-gradient(135deg, #0d3b66 0%, #1a5c9e 52%, #0f4577 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  /* 浅色背景下用白色柔光提升层次 */
  filter: drop-shadow(0 2px 10px rgba(255,255,255,.75));
}
.ht-line em {
  font-style: normal;
  /* 参考图配色：青蓝色装饰点 */
  background: linear-gradient(135deg, #06b6d4 0%, #22d3ee 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 300;
  margin: 0 .12em;
  position: relative;
  top: -.03em;
  font-size: .85em;
  display: inline-block;
}

.ht-lead {
  font-size: 18px;
  line-height: 1.85;
  color: #3f5876;
  max-width: 720px;
  margin: 0 auto 44px;
  text-shadow: 0 1px 3px rgba(255,255,255,.72);
  animation: fadeUp .9s .4s backwards;
}
.ht-mark {
  /* 参考图配色：青蓝高亮 */
  color: #0891b2;
  font-weight: 700;
  background: linear-gradient(135deg, rgba(6,182,212,.12), rgba(14,165,233,.08));
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid rgba(6,182,212,.24);
}

/* CTA 按钮 */
.ht-ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  margin-bottom: 64px;
  flex-wrap: wrap;
  animation: fadeUp .9s .55s backwards;
}
.ht-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 32px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: all .3s cubic-bezier(.22,.61,.36,1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.ht-btn-primary {
  /* 参考图配色：青蓝渐变主按钮 */
  background: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 100%);
  color: #fff;
  box-shadow:
    0 12px 30px -10px rgba(6,182,212,.55),
    inset 0 1px 0 rgba(255,255,255,.25);
}
.ht-btn-primary::before {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.4) 50%, transparent 70%);
  transition: left .6s;
}
.ht-btn-primary:hover::before { left: 100%; }
.ht-btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 40px -10px rgba(6,182,212,.62);
}
.ht-btn-ghost {
  /* 参考图配色：深藏青实色次按钮 */
  background: #12395f;
  color: #fff;
  border: 1px solid rgba(18,57,95,.9);
  box-shadow: 0 10px 26px -10px rgba(13,59,102,.45);
}
.ht-btn-ghost:hover {
  background: #0d3b66;
  border-color: #0d3b66;
  transform: translateY(-3px);
  box-shadow: 0 14px 32px -10px rgba(13,59,102,.55);
}

/* 玻璃质感数据条 */
.ht-data {
  display: flex;
  gap: 0;
  max-width: 980px;
  margin: 0 auto;
  padding: 24px 0;
  /* 参考图配色：去掉深色框，数据直接浮在浅背景上 */
  background: transparent;
  border: none;
  box-shadow: none;
  animation: fadeUp .9s .35s backwards;
}
.ht-data-cell {
  flex: 1;
  text-align: center;
  padding: 0 24px;
  border-right: 1px solid rgba(14,165,233,.22);
  transition: all .3s;
  cursor: default;
}
.ht-data-cell:last-child { border-right: none; }
.ht-data-cell:hover {
  background: rgba(6,182,212,.08);
  border-radius: 12px;
}
.ht-data-num {
  font-size: 40px;
  font-weight: 900;
  line-height: 1;
  /* 参考图配色：青蓝渐变大数字 */
  background: linear-gradient(135deg, #0891b2 0%, #0ea5e9 55%, #06b6d4 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
  font-variant-numeric: tabular-nums;
  letter-spacing: -1px;
}
.ht-data-num sup {
  font-size: 18px;
  margin-left: 2px;
  -webkit-text-fill-color: #0891b2;
}
.ht-data-label {
  font-size: 13px;
  color: #4a6484;
  font-weight: 600;
  letter-spacing: 1px;
}

/* 滚动指示器 */
.ht-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 4;
  animation: fadeUp 1s 1s backwards;
}
/* 参考图配色版：隐藏滚动指示器（会与底部哲学行重叠） */
.hero-tech .ht-scroll { display: none; }
.ht-scroll span:first-child {
  font-size: 11px;
  letter-spacing: 3px;
  color: rgba(63,88,118,.72);
  font-weight: 700;
}
.ht-scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(180deg, rgba(14,165,233,.55), transparent);
  position: relative;
  overflow: hidden;
}
.ht-scroll-line::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 12px;
  background: linear-gradient(180deg, transparent, #06b6d4, transparent);
  animation: scrollLine 2.2s ease-in-out infinite;
}
@keyframes scrollLine { 0%{top:-12px} 100%{top:36px} }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 行业横条 */
.ht-strip {
  background: rgba(10,10,30,.85);
  border-top: 1px solid rgba(96,165,250,.12);
  border-bottom: 1px solid rgba(96,165,250,.12);
  padding: 20px 0;
  position: relative;
  z-index: 2;
  backdrop-filter: blur(12px);
}
.ht-strip-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
  font-size: 14px;
}
.ht-strip-label {
  color: rgba(148,163,184,.7);
  font-weight: 500;
}
.ht-strip-item {
  color: #cbd5e1;
  font-weight: 600;
  position: relative;
  transition: color .2s;
}
.ht-strip-item:hover { color: #06b6d4; }
.ht-strip-item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -14px;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  background: rgba(96,165,250,.4);
  border-radius: 50%;
}

/* ========================================================
   Tilt Card — 3D 倾斜（鼠标交互）
   ======================================================== */
.tilt-card {
  position: relative;
  transform-style: preserve-3d;
  transition: transform .4s cubic-bezier(.22,.61,.36,1);
  will-change: transform;
  overflow: hidden;
  border-radius: 16px;
}

/* 鼠标跟随光斑 */
.tilt-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  background: radial-gradient(circle 200px at var(--mx, 50%) var(--my, 50%), rgba(6,182,212,.18), transparent 70%);
  transition: opacity .3s;
  z-index: 4;
  border-radius: inherit;
  mix-blend-mode: screen;
}
.tilt-card:hover .tilt-glow { opacity: 1; }

/* 发光边框（adv 卡片） */
.pro-adv-card.tilt-card {
  background: linear-gradient(#fff, #fff) padding-box,
              linear-gradient(135deg, rgba(6,182,212,.3), rgba(168,85,247,.3)) border-box;
  border: 1px solid transparent;
}
.pro-adv-card.tilt-card::before {
  content: "";
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, #06b6d4, #a855f7, #f97316);
  border-radius: 18px;
  opacity: 0;
  z-index: -1;
  transition: opacity .4s;
  filter: blur(12px);
}
.pro-adv-card.tilt-card:hover::before { opacity: .5; }

/* ========================================================
   产品光泽扫过
   ======================================================== */
.pro-prod-shine {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.5) 50%, transparent 70%);
  transform: translateX(-100%);
  transition: transform .8s cubic-bezier(.22,.61,.36,1);
  pointer-events: none;
  z-index: 2;
}
.pro-prod-card:hover .pro-prod-shine,
.pro-news-card:hover .pro-prod-shine {
  transform: translateX(100%);
}

/* ========================================================
   Section 通用动画：默认可见（不依赖 JS 触发）
   ======================================================== */
.tech-sec {
  opacity: 1;
  transform: none;
}

/* 步骤进度条动画 */
.pro-step-cell {
  position: relative;
  overflow: hidden;
}
.pro-step-cell::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 0; height: 2px;
  background: linear-gradient(90deg, #1a5c9e, #06b6d4);
  transition: width 1s cubic-bezier(.22,.61,.36,1) .2s;
}
.tech-sec.in .pro-step-cell::before {
  width: 100%;
}

/* 数字滚动 */
.counter {
  display: inline-block;
  font-variant-numeric: tabular-nums;
}

/* ========================================================
   CTA Tech — 暗色 + 渐变光斑 + 玻璃按钮
   ======================================================== */
.tech-cta {
  position: relative;
  background: radial-gradient(ellipse at top, #1a1a3e 0%, #0a0a1f 50%, #050510 100%);
  color: #fff;
  padding: 80px 0;
  overflow: hidden;
}
.tech-cta-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.tech-cta .pro-cta-inner {
  position: relative;
  z-index: 2;
}
.tech-cta .pro-btn-primary {
  background: linear-gradient(135deg, #f97316 0%, #fbbf24 100%);
  position: relative;
  overflow: hidden;
}
.tech-cta .pro-btn-primary::before {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.4) 50%, transparent 70%);
  transition: left .6s;
}
.tech-cta .pro-btn-primary:hover::before { left: 100%; }
.tech-cta .pro-btn-ghost {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(96,165,250,.3);
  backdrop-filter: blur(12px);
}
.tech-cta .pro-btn-ghost:hover {
  background: rgba(6,182,212,.1);
  border-color: #06b6d4;
}

/* ========================================================
   响应式
   ======================================================== */
@media (max-width: 1024px) {
  .ht-data { flex-wrap: wrap; }
  .ht-data-cell { flex: 1 1 40%; padding: 12px 16px; border-bottom: 1px solid rgba(96,165,250,.12); }
}
@media (max-width: 768px) {
  .hero-tech { padding: 96px 0 64px; min-height: auto; }
  .ht-title { font-size: clamp(48px, 14vw, 88px); letter-spacing: -1.5px; }
  .ht-lead { font-size: 15px; }
  .ht-data-cell { flex: 1 1 50%; }
  .ht-scroll { display: none; }
}


/* ========================================================
   ht-philo 哲学行（宣传册核心 Slogan）
   居中、左细线 + 文字 + 右细线，进入时金色光斑扫过
   ======================================================== */
.ht-philo {
  position: relative;
  z-index: 3;
  max-width: 1280px;
  margin: 56px auto 0;
  padding: 0 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
}
.ht-philo-line {
  flex: 1;
  max-width: 380px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(14,165,233,.35) 50%, rgba(6,182,212,.65));
  position: relative;
  overflow: hidden;
}
.ht-philo-line::before {
  content: "";
  position: absolute;
  left: -40%;
  top: 0;
  width: 40%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(56,189,248,.9), transparent);
  animation: philoShine 4s ease-in-out infinite;
}
.ht-philo-line:last-child::before {
  left: auto;
  right: -40%;
  background: linear-gradient(270deg, transparent, rgba(56,189,248,.9), transparent);
}
@keyframes philoShine {
  0%, 100% { transform: translateX(0); }
  60% { transform: translateX(360%); }
}
.ht-philo-text {
  font-size: clamp(15px, 1.6vw, 19px);
  font-weight: 500;
  letter-spacing: 6px;
  /* 参考图配色：深灰蓝哲学行 */
  color: #3f5876;
  text-shadow: 0 1px 3px rgba(255,255,255,.75);
  white-space: nowrap;
  position: relative;
}
.ht-philo-text::before,
.ht-philo-text::after {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, #06b6d4, #22d3ee);
  box-shadow: 0 0 12px rgba(6, 182, 212, .55);
  margin: 0 14px;
  vertical-align: middle;
  transform: translateY(-2px);
}
@media (max-width: 768px) {
  .ht-philo {
    margin-top: 36px;
    padding: 0 24px;
    gap: 14px;
  }
  .ht-philo-line { max-width: 80px; }
  .ht-philo-text { letter-spacing: 3px; font-size: 13px; }
  .ht-philo-text::before,
  .ht-philo-text::after {
    width: 4px; height: 4px; margin: 0 8px;
  }
}