/* ============================================================
   桂林数智动态信息科技有限公司 · 官网共用样式
   全站共用这一份，改这里全站生效
   设计方向：深色高级首屏 + 精修浅色正文 + 深色收尾
   ============================================================ */

/* ============ 设计令牌 ============ */
:root{
  /* 文字与线条 */
  --ink:#070B14;            /* 主标题 / 深底 */
  --ink-2:#0D1523;
  --body:#4A5769;           /* 正文 */
  --muted:#8794A8;          /* 次要 */
  --line:rgba(11,22,40,.10);
  --line-2:rgba(11,22,40,.06);
  --soft:#F6F8FC;

  /* 品牌色 */
  --brand:#2563EB;
  --brand-d:#1D4ED8;
  --brand-2:#0EA5E9;
  --accent:#22D3EE;
  --brand-l:rgba(37,99,235,.085);
  --grad:linear-gradient(118deg,#2563EB 0%,#3B82F6 45%,#0EA5E9 100%);
  --grad-soft:linear-gradient(118deg,#4E86FF 0%,#7DD3FC 100%);

  /* 深底上的文字 */
  --dk-1:#EAF1FA;
  --dk-2:#9FB0C7;
  --dk-3:#6B7C93;

  /* 阴影：分两层，近距离细阴影 + 远距离柔阴影 */
  --sh-1:0 1px 2px rgba(9,17,32,.04),0 10px 26px -14px rgba(9,17,32,.16);
  --sh-2:0 2px 6px rgba(9,17,32,.05),0 30px 56px -26px rgba(9,17,32,.30);
  --sh-brand:0 12px 30px -12px rgba(37,99,235,.55);

  --max:1200px;
  --r:16px;
  --r-lg:22px;
  --num:"DIN Alternate","Bahnschrift","Segoe UI Variable Display",ui-sans-serif,system-ui,sans-serif;
  --noise:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{background:#fff;color:var(--body);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:15px;line-height:1.8;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
section{scroll-margin-top:130px;}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 26px;}
h1,h2,h3,h4{color:var(--ink);font-weight:700;line-height:1.28;letter-spacing:-.02em;}
::selection{background:rgba(37,99,235,.20);}
::-webkit-scrollbar{width:11px;height:11px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:rgba(11,22,40,.16);border-radius:99px;border:3px solid #fff;}
::-webkit-scrollbar-thumb:hover{background:rgba(11,22,40,.28);}

/* ============ 吸顶：深色玻璃导航 ============ */
.stick{position:sticky;top:0;z-index:90;
  background:rgba(7,11,20,.80);
  -webkit-backdrop-filter:blur(20px) saturate(160%);
  backdrop-filter:blur(20px) saturate(160%);
  border-bottom:1px solid rgba(255,255,255,.08);}
.stick::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(56,189,248,.55),rgba(37,99,235,.35),transparent);opacity:.7;}
.topbar{font-size:12.5px;color:var(--dk-3);border-bottom:1px solid rgba(255,255,255,.06);}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:38px;gap:16px;}
.topbar b{color:#fff;font-weight:600;letter-spacing:.02em;}
.topbar span{display:inline-flex;align-items:center;gap:8px;}
header{transition:padding .3s,box-shadow .3s;}
header.scrolled{box-shadow:0 18px 40px -30px rgba(0,0,0,.9);}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px;transition:height .3s;}
header.scrolled .nav{height:66px;}

.brand{display:flex;align-items:center;gap:12px;}
.brand i{width:36px;height:36px;border-radius:11px;display:block;flex:0 0 36px;position:relative;
  background:var(--grad);box-shadow:0 8px 20px -8px rgba(37,99,235,.9),inset 0 1px 0 rgba(255,255,255,.35);}
.brand i::after{content:"";position:absolute;left:9px;top:10px;width:16px;height:3px;border-radius:2px;background:#fff;
  box-shadow:0 6px 0 rgba(255,255,255,.62),0 12px 0 rgba(255,255,255,.30);}
.brand b{display:block;font-size:17px;color:#fff;font-weight:700;letter-spacing:.06em;line-height:1.25;}
.brand span{display:block;font-size:9.5px;color:var(--dk-3);letter-spacing:.20em;}

.menu{display:flex;gap:3px;}
.menu a{min-width: 100px;
    text-align: center;font-size:14px;color:#C6D2E2;padding:9px 13px;border-radius:9px;position:relative;
  transition:color .25s,background .25s;}
.menu a:hover{color:#fff;background:rgba(255,255,255,.07);}
.menu a.on{color:#fff;background:rgba(255,255,255,.10);font-weight:600;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);}
.menu a.on::after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;border-radius:2px;background:var(--grad-soft);}

.nav-r{display:flex;align-items:center;gap:18px;}
.tel{font-size:11.5px;color:var(--dk-3);text-align:right;line-height:1.45;letter-spacing:.06em;}
.tel b{display:block;font-size:16.5px;color:#fff;font-weight:600;font-family:var(--num);letter-spacing:.01em;}
.burger{display:none;width:42px;height:42px;border:1px solid rgba(255,255,255,.16);border-radius:11px;
  background:rgba(255,255,255,.05);cursor:pointer;position:relative;}
.burger span{position:absolute;left:12px;width:18px;height:2px;background:#E4ECF7;border-radius:2px;transition:.3s;}
.burger span:nth-child(1){top:14px;}
.burger span:nth-child(2){top:20px;}
.burger span:nth-child(3){top:26px;}
.burger.on span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.burger.on span:nth-child(2){opacity:0;}
.burger.on span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
#mmenu{position:absolute;left:0;right:0;top:100%;display:none;z-index:89;padding:10px 26px 22px;
  background:rgba(9,14,25,.96);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);
  border-bottom:1px solid rgba(255,255,255,.09);box-shadow:0 30px 50px -30px #000;}
#mmenu.open{display:block;}
#mmenu a{display:block;padding:15px 2px;font-size:15px;color:#C6D2E2;border-bottom:1px solid rgba(255,255,255,.07);}
#mmenu a:last-child{border-bottom:0;}
#mmenu a.on{color:#fff;font-weight:600;}

/* ============ 按钮 / 链接 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-size:15px;font-weight:500;
  padding:14px 28px;border-radius:11px;border:1px solid transparent;cursor:pointer;font-family:inherit;
  position:relative;transition:transform .28s cubic-bezier(.2,.7,.2,1),box-shadow .28s,background .28s,border-color .28s;}
.btn.primary{background:var(--grad);color:#fff;box-shadow:var(--sh-brand);}
.btn.primary::after{content:"";position:absolute;inset:0;border-radius:inherit;
  background:linear-gradient(180deg,rgba(255,255,255,.22),transparent 55%);pointer-events:none;}
.btn.primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px -14px rgba(37,99,235,.7);}
.btn.line{background:#fff;color:var(--ink);border-color:rgba(11,22,40,.14);}
.btn.line:hover{border-color:rgba(37,99,235,.45);color:var(--brand);transform:translateY(-2px);box-shadow:var(--sh-1);}
.btn.sm{padding:11px 22px;font-size:14px;border-radius:10px;}
.link{display:inline-flex;align-items:center;font-size:13.5px;color:var(--brand);font-weight:500;
  transition:gap .25s,color .25s;}
.link:hover{color:var(--brand-d);}

/* ============ 图片 / 截图占位 ============ */
.ph{position:relative;border-radius:var(--r);overflow:hidden;
  border:1px dashed rgba(11,22,40,.15);
  background:linear-gradient(170deg,#F8FAFE,#EDF2FA);
  color:#8B9AAE;display:grid;place-items:center;text-align:center;
  padding:14px;font-size:12.5px;letter-spacing:.08em;line-height:1.9;}
.ph::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(11,22,40,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(11,22,40,.05) 1px,transparent 1px);
  background-size:24px 24px;
  -webkit-mask-image:radial-gradient(75% 75% at 50% 50%,#000 20%,transparent 100%);
  mask-image:radial-gradient(75% 75% at 50% 50%,#000 20%,transparent 100%);}
.ph>*{position:relative;z-index:1;}
a.ph.map{transition:border-color .28s,color .28s,box-shadow .28s,transform .28s;}
a.ph.map:hover{border-color:rgba(37,99,235,.45);color:var(--brand);box-shadow:var(--sh-1);transform:translateY(-2px);}

/* ============ 首屏（深色） ============ */
.hero{position:relative;overflow:hidden;padding:88px 0 0;color:var(--dk-2);
  background:
    radial-gradient(120% 90% at 82% -10%,rgba(37,99,235,.42),transparent 58%),
    radial-gradient(80% 70% at 6% 8%,rgba(34,211,238,.20),transparent 55%),
    radial-gradient(60% 60% at 50% 110%,rgba(59,130,246,.18),transparent 60%),
    linear-gradient(180deg,#080D18 0%,#0A1222 60%,#070B14 100%);}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:60px 60px;
  -webkit-mask-image:radial-gradient(75% 65% at 62% 26%,#000 0%,transparent 78%);
  mask-image:radial-gradient(75% 65% at 62% 26%,#000 0%,transparent 78%);}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.035;background-image:var(--noise);}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr .98fr;gap:60px;align-items:center;padding-bottom:70px;}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:.06em;
  color:#BBD0EA;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.12);
  border-radius:999px;padding:8px 18px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 4px rgba(34,211,238,.18);}
.hero h1{font-size:clamp(31px,4.3vw,52px);line-height:1.16;letter-spacing:-.035em;
  color:#fff;margin:26px 0 22px;font-weight:800;}
.hl{background:var(--grad-soft);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;}
.lead{font-size:16px;line-height:1.95;max-width:540px;color:var(--dk-2);}
.hero .lead{color:#A9BCD4;}
.act{display:flex;gap:14px;flex-wrap:wrap;margin-top:36px;}
.hero .btn.line{background:rgba(255,255,255,.05);color:#E6EEF9;border-color:rgba(255,255,255,.18);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);}
.hero .btn.line:hover{background:rgba(255,255,255,.11);border-color:rgba(255,255,255,.34);color:#fff;}

/* --- 首屏右侧：产品界面模拟（换成真实截图时，把 .shot 整块替换为 <img class="shot-img" src="" alt="">） --- */
.art{position:relative;}
.shot{position:relative;border-radius:18px;overflow:hidden;
  background:linear-gradient(160deg,rgba(20,32,54,.92),rgba(10,17,30,.94));
  border:1px solid rgba(255,255,255,.12);
  box-shadow:0 50px 90px -40px rgba(0,0,0,.95),inset 0 1px 0 rgba(255,255,255,.09);}
.shot::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.05;background-image:var(--noise);}
.shot-bar{display:flex;align-items:center;gap:7px;padding:13px 16px;
  border-bottom:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03);}
.shot-bar i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.22);display:block;flex:0 0 9px;}
.shot-bar i:nth-child(1){background:#FF5F57;}
.shot-bar i:nth-child(2){background:#FEBC2E;}
.shot-bar i:nth-child(3){background:#28C840;}
.shot-bar em{font-style:normal;font-size:11.5px;color:#7F91AA;margin-left:10px;letter-spacing:.05em;}
.shot-body{display:grid;grid-template-columns:56px 1fr;gap:0;padding:18px;}
.shot-side{display:flex;flex-direction:column;align-items:center;gap:10px;padding-right:16px;
  border-right:1px solid rgba(255,255,255,.07);}
.shot-side .sd{width:26px;height:26px;border-radius:8px;background:rgba(255,255,255,.07);display:block;}
.shot-side .sd.on{background:var(--grad);box-shadow:0 6px 14px -6px rgba(37,99,235,.9);}
.shot-main{display:grid;gap:14px;padding-left:18px;}
.shot-kpi{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;}
.shot-kpi>div{border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:12px 14px;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.015));}
.shot-kpi em{display:block;font-style:normal;font-size:10.5px;color:#7F91AA;letter-spacing:.08em;margin-bottom:6px;}
.shot-kpi b{display:block;font-family:var(--num);font-size:22px;color:#fff;letter-spacing:-.01em;line-height:1;}
.shot-kpi b small{font-size:12px;color:#93A6BF;margin-left:2px;}
.shot-chart{display:flex;align-items:flex-end;gap:9px;height:104px;padding:0 2px;
  border-bottom:1px solid rgba(255,255,255,.10);}
.shot-chart span{flex:1;height:var(--h,40%);border-radius:6px 6px 2px 2px;
  background:linear-gradient(180deg,#4E86FF,rgba(78,134,255,.18));}
.shot-chart span.hot{background:linear-gradient(180deg,#22D3EE,rgba(34,211,238,.18));}
.shot-rows{display:grid;gap:9px;}
.shot-rows i{display:block;height:9px;border-radius:99px;background:rgba(255,255,255,.07);}
.shot-rows i:nth-child(1){width:88%;}
.shot-rows i:nth-child(2){width:70%;}
.shot-rows i:nth-child(3){width:52%;background:rgba(78,134,255,.35);}
.shot-img{display:block;width:100%;height:auto;border-radius:18px;
  border:1px solid rgba(255,255,255,.12);box-shadow:0 50px 90px -40px rgba(0,0,0,.95);}
.shot-mini{position:absolute;left:-30px;bottom:-26px;width:172px;border-radius:14px;padding:14px 16px;
  background:rgba(13,21,36,.92);border:1px solid rgba(255,255,255,.13);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  box-shadow:0 30px 50px -26px rgba(0,0,0,.95);}
.shot-mini em{display:block;font-style:normal;font-size:10.5px;color:#7F91AA;letter-spacing:.08em;margin-bottom:8px;}
.shot-mini b{display:block;font-family:var(--num);font-size:21px;color:#fff;line-height:1;}
.shot-mini s{display:block;text-decoration:none;margin-top:7px;height:4px;border-radius:99px;
  background:rgba(255,255,255,.10);position:relative;overflow:hidden;}
.shot-mini s::after{content:"";position:absolute;left:0;top:0;bottom:0;width:78%;border-radius:99px;background:var(--grad);}
.art .ph.main{height:330px;}
.art .ph.sub{position:absolute;left:-26px;bottom:-30px;width:180px;height:132px;
  border:4px solid #fff;box-shadow:var(--sh-2);}
.art .tag{position:absolute;right:-22px;top:-20px;border-radius:14px;padding:14px 22px;text-align:center;
  background:rgba(13,21,36,.90);border:1px solid rgba(255,255,255,.14);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  box-shadow:0 26px 50px -24px rgba(0,0,0,.95);}
.art .tag b{display:block;font-family:var(--num);font-size:28px;line-height:1.1;letter-spacing:-.02em;
  background:var(--grad-soft);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;}
.art .tag b em{font-style:normal;font-size:13px;-webkit-text-fill-color:#93A6BF;color:#93A6BF;}
.art .tag span{font-size:11px;color:#7F91AA;letter-spacing:.06em;}

/* --- 首屏底部指标 --- */
.metrics{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid rgba(255,255,255,.10);}
.metric{padding:30px 22px 36px;border-right:1px solid rgba(255,255,255,.08);}
.metric:last-child{border-right:0;}
.metric b{display:block;font-family:var(--num);font-size:38px;line-height:1.1;letter-spacing:-.02em;font-weight:600;
  background:linear-gradient(120deg,#FFFFFF 0%,#A9C8F5 75%,#7DD3FC 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;}
.metric span{font-size:13px;color:var(--dk-3);letter-spacing:.06em;}

/* ============ 内页头 ============ */
.pagehead{position:relative;overflow:hidden;border-bottom:1px solid var(--line-2);padding:52px 0 44px;
  background:
    radial-gradient(90% 120% at 88% -30%,rgba(37,99,235,.10),transparent 62%),
    linear-gradient(180deg,#F8FAFE,#fff);}
.pagehead::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(11,22,40,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(11,22,40,.045) 1px,transparent 1px);
  background-size:52px 52px;
  -webkit-mask-image:radial-gradient(60% 80% at 80% 0%,#000,transparent 75%);
  mask-image:radial-gradient(60% 80% at 80% 0%,#000,transparent 75%);}
.pagehead .wrap{position:relative;}
.crumb{font-size:12.5px;color:var(--muted);margin-bottom:18px;letter-spacing:.04em;}
.crumb a{transition:color .25s;}
.crumb a:hover{color:var(--brand);}
.crumb i{font-style:normal;margin:0 9px;color:#C6CEDB;}
.pagehead h1{font-size:clamp(26px,3.4vw,40px);letter-spacing:-.03em;}
.pagehead p{margin-top:16px;font-size:15.5px;line-height:1.9;max-width:740px;}

/* ============ 通用区块 ============ */
.sect{padding:104px 0;position:relative;}
.sect.soft{background:var(--soft);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);}
.sect.tight{padding:72px 0;}
.shead{margin-bottom:52px;}
.shead.center{text-align:center;max-width:740px;margin-left:auto;margin-right:auto;}
.shead.split{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;max-width:none;text-align:left;}
.kicker{display:inline-flex;align-items:center;gap:9px;font-size:11.5px;letter-spacing:.22em;
  color:var(--brand);text-transform:uppercase;margin-bottom:16px;font-weight:600;}
.kicker::before{content:"";width:22px;height:1px;background:var(--grad);border-radius:2px;}
.shead.center .kicker{justify-content:center;}
.shead h2{font-size:clamp(25px,3.1vw,38px);letter-spacing:-.03em;}
.shead p{margin-top:18px;font-size:15.5px;line-height:1.9;}

/* ============ 重点方案（深色卡） ============ */
.featured{position:relative;overflow:hidden;display:grid;grid-template-columns:1.02fr .98fr;gap:52px;
  align-items:center;border-radius:var(--r-lg);padding:48px;margin-bottom:22px;
  background:linear-gradient(150deg,#0B1322 0%,#101D34 52%,#0A1B2C 100%);
  border:1px solid rgba(255,255,255,.09);
  box-shadow:0 50px 90px -50px rgba(9,17,32,.85);}
.featured::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(85% 90% at 100% 0%,#000,transparent 72%);
  mask-image:radial-gradient(85% 90% at 100% 0%,#000,transparent 72%);}
.featured::after{content:"";position:absolute;right:-140px;top:-160px;width:480px;height:480px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(37,99,235,.42),transparent 66%);}
.featured>*{position:relative;z-index:1;}
.flag{display:inline-block;font-size:11.5px;color:#fff;font-weight:600;letter-spacing:.14em;
  background:var(--grad);border-radius:999px;padding:6px 16px;margin-bottom:20px;
  box-shadow:0 10px 22px -10px rgba(37,99,235,.9);}
.featured h3{font-size:27px;color:#fff;margin-bottom:16px;letter-spacing:-.02em;}
.featured .lead{font-size:15px;max-width:none;margin-bottom:24px;color:#A9BCD4;}
.flist{display:grid;gap:13px;margin-bottom:30px;}
.flist li{display:flex;gap:11px;font-size:14.5px;color:#CBD8E8;line-height:1.75;}
.flist li svg{width:18px;height:18px;flex:0 0 18px;margin-top:4px;stroke:#7DD3FC;fill:none;
  stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;}
.featured .ph.main{height:290px;border-color:rgba(255,255,255,.14);
  background:linear-gradient(170deg,rgba(255,255,255,.07),rgba(255,255,255,.015));color:#8FA3BE;}
.featured .ph.main::before{background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);}

/* ============ 方案卡 ============ */
.plist{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.pcard{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:30px 28px;display:flex;flex-direction:column;overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .35s cubic-bezier(.2,.7,.2,1),box-shadow .35s,border-color .35s;}
.pcard::before{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--grad);
  transform:scaleX(0);transform-origin:left;transition:transform .45s cubic-bezier(.2,.7,.2,1);}
.pcard:hover{transform:translateY(-6px);border-color:rgba(37,99,235,.28);box-shadow:var(--sh-2);}
.pcard:hover::before{transform:scaleX(1);}
.pcard .ic{width:48px;height:48px;border-radius:13px;display:grid;place-items:center;margin-bottom:20px;
  background:linear-gradient(150deg,rgba(37,99,235,.12),rgba(14,165,233,.10));
  border:1px solid rgba(37,99,235,.14);}
.pcard .ic svg{width:22px;height:22px;stroke:var(--brand);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
.pcard h3{font-size:17px;margin-bottom:10px;letter-spacing:-.01em;line-height:1.5;}
.pcard h3 a{transition:color .25s;}
.pcard:hover h3 a{color:var(--brand);}
.pcard p{font-size:14px;line-height:1.85;margin-bottom:20px;}
.pcard .meta{margin-top:auto;padding-top:16px;border-top:1px solid var(--line-2);
  display:flex;align-items:center;justify-content:space-between;gap:10px;}
.plat{font-size:11.5px;color:var(--muted);letter-spacing:.06em;}
.ver{font-size:11.5px;color:var(--brand);background:var(--brand-l);border-radius:7px;padding:4px 11px;
  font-weight:500;letter-spacing:.04em;}
a.ver{white-space:nowrap;text-decoration:none;transition:filter .25s,transform .25s;}
a.ver:hover{filter:brightness(1.08);transform:translateY(-1px);}

/* ============ 深色数据带 ============ */
.band{position:relative;overflow:hidden;padding:70px 0;
  background:linear-gradient(140deg,#080D18 0%,#0C1526 48%,#0A1A2B 100%);color:var(--dk-2);}
.band::before{content:"";position:absolute;right:-140px;top:-160px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(37,99,235,.48),transparent 66%);}
.band::after{content:"";position:absolute;left:-120px;bottom:-200px;width:440px;height:440px;border-radius:50%;
  background:radial-gradient(circle,rgba(34,211,238,.24),transparent 68%);}
.band .wrap{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);gap:26px;text-align:center;}
.band b{display:block;font-family:var(--num);font-size:44px;line-height:1.1;letter-spacing:-.02em;font-weight:600;
  background:linear-gradient(120deg,#fff 0%,#B4CFF8 70%,#7DD3FC 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;}
.band span{font-size:13px;color:var(--dk-3);letter-spacing:.08em;}

/* ============ 时间轴 ============ */
.rel{position:relative;padding-left:28px;}
.rel::before{content:"";position:absolute;left:5px;top:12px;bottom:12px;width:1px;
  background:linear-gradient(180deg,transparent,rgba(37,99,235,.45) 12%,rgba(37,99,235,.18) 88%,transparent);}
.ritem{position:relative;padding-bottom:34px;display:grid;grid-template-columns:158px 1fr;gap:26px;}
.ritem:last-child{padding-bottom:0;}
.ritem::before{content:"";position:absolute;left:-28px;top:9px;width:11px;height:11px;border-radius:50%;
  background:#fff;border:2px solid var(--brand);box-shadow:0 0 0 4px rgba(37,99,235,.10);}
.ritem .date{font-family:var(--num);font-size:15px;color:var(--ink);padding-top:1px;letter-spacing:.02em;font-weight:600;}
.ritem h3{font-size:16.5px;display:flex;align-items:center;gap:11px;flex-wrap:wrap;margin-bottom:9px;letter-spacing:-.01em;}
.ritem p{font-size:14px;line-height:1.85;}
.tagnew{font-size:11px;color:#0E7490;background:rgba(34,211,238,.14);border:1px solid rgba(34,211,238,.28);
  border-radius:6px;padding:3px 10px;font-weight:600;letter-spacing:.04em;}

/* ============ 服务卡 ============ */
.svc{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.scard{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px 26px;
  box-shadow:var(--sh-1);transition:transform .35s cubic-bezier(.2,.7,.2,1),box-shadow .35s,border-color .35s;}
.scard::before{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--grad);
  border-radius:var(--r) var(--r) 0 0;transform:scaleX(0);transform-origin:left;transition:transform .45s;}
.scard:hover{transform:translateY(-6px);border-color:rgba(37,99,235,.28);box-shadow:var(--sh-2);}
.scard:hover::before{transform:scaleX(1);}
.scard .ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;margin-bottom:18px;
  background:linear-gradient(150deg,rgba(37,99,235,.12),rgba(14,165,233,.10));border:1px solid rgba(37,99,235,.14);}
.scard .ic svg{width:20px;height:20px;stroke:var(--brand);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.scard h3{font-size:16px;margin-bottom:10px;}
.scard p{font-size:13.5px;line-height:1.85;margin-bottom:16px;}
.scard em{font-style:normal;font-size:13px;color:var(--brand);font-weight:600;letter-spacing:.02em;}

/* ============ 步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;}
.steps::before{content:"";position:absolute;top:24px;left:11%;right:11%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(37,99,235,.35),rgba(34,211,238,.35),transparent);}
.step{position:relative;}
.step em{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;font-style:normal;
  font-family:var(--num);font-size:16px;font-weight:600;background:#fff;color:var(--brand);
  border:1px solid rgba(37,99,235,.30);position:relative;z-index:1;
  box-shadow:0 0 0 9px #fff,0 12px 24px -14px rgba(37,99,235,.7);}
.sect.soft .step em{box-shadow:0 0 0 9px var(--soft),0 12px 24px -14px rgba(37,99,235,.7);}
.step h3{font-size:16px;margin:22px 0 10px;}
.step p{font-size:13.5px;line-height:1.85;}

/* ============ FAQ ============ */
.faq{max-width:820px;margin:0 auto;border-top:1px solid var(--line);}
.faq details{border-bottom:1px solid var(--line);}
.faq summary{cursor:pointer;list-style:none;padding:24px 44px 24px 0;font-size:15.5px;
  color:var(--ink);font-weight:600;position:relative;transition:color .25s;letter-spacing:-.01em;}
.faq summary:hover{color:var(--brand);}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{content:"";position:absolute;right:10px;top:31px;width:9px;height:9px;
  border-right:1.6px solid var(--muted);border-bottom:1.6px solid var(--muted);
  transform:rotate(45deg);transition:transform .35s,border-color .25s;}
.faq summary:hover::after{border-color:var(--brand);}
.faq details[open] summary::after{transform:rotate(-135deg);border-color:var(--brand);}
.faq .ans{font-size:14px;line-height:1.9;padding:0 44px 26px 0;color:var(--body);}

/* ============ 关于我们 ============ */
.about{display:grid;grid-template-columns:1.08fr .92fr;gap:60px;align-items:center;}
.about h2{margin-bottom:26px;font-size:clamp(25px,3.1vw,38px);letter-spacing:-.03em;}
.about p{font-size:15.5px;line-height:2;margin-bottom:18px;}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.chips span{font-size:12.5px;color:#2C4058;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:9px 18px;letter-spacing:.03em;transition:border-color .25s,color .25s,box-shadow .25s;}
.chips span:hover{border-color:rgba(37,99,235,.35);color:var(--brand);box-shadow:var(--sh-1);}
.about .art .ph.main{height:300px;}
.about .art .ph.sub{left:auto;right:-24px;bottom:-28px;width:174px;height:124px;}

.honor{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.honor span{font-size:13.5px;color:#2C4058;background:#fff;border:1px solid var(--line);
  border-radius:12px;padding:15px 26px;display:flex;align-items:center;gap:10px;
  box-shadow:var(--sh-1);transition:transform .3s,border-color .3s;}
.honor span:hover{transform:translateY(-3px);border-color:rgba(37,99,235,.28);}
.honor span::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--grad);flex:0 0 7px;}

/* ============ 列表（新闻 / 案例） ============ */
.news{border-top:1px solid var(--line);}
.nitem{display:grid;grid-template-columns:132px 1fr auto;gap:28px;align-items:center;
  padding:28px 6px;border-bottom:1px solid var(--line);
  transition:background .3s,padding .3s,border-color .3s;}
.nitem:hover{background:#fff;padding-left:20px;padding-right:20px;border-radius:14px;
  border-color:transparent;box-shadow:var(--sh-1);}
.nitem .date{font-size:11.5px;color:var(--muted);letter-spacing:.06em;line-height:1.6;}
.nitem .date b{display:block;font-family:var(--num);font-size:26px;color:var(--ink);font-weight:600;
  letter-spacing:-.01em;line-height:1.15;margin-bottom:2px;}
.nitem h3{font-size:16.5px;margin-bottom:8px;letter-spacing:-.01em;transition:color .25s;}
.nitem:hover h3{color:var(--brand);}
.nitem p{font-size:13.5px;color:var(--muted);overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.nitem .go{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;
  color:var(--brand);transition:background .3s,border-color .3s,color .3s,transform .3s;}
.nitem:hover .go{background:var(--grad);border-color:transparent;color:#fff;transform:translateX(3px);
  box-shadow:0 10px 22px -12px rgba(37,99,235,.85);}

/* ============ 联系 ============ */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:start;}
.info,.form{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:36px 32px;box-shadow:var(--sh-1);}
.info h2,.info h3,.form h2,.form h3{font-size:18px;margin-bottom:24px;letter-spacing:-.01em;}
.info .row{display:flex;gap:15px;margin-bottom:22px;}
.info .row .ic{width:40px;height:40px;flex:0 0 40px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(37,99,235,.12),rgba(14,165,233,.10));border:1px solid rgba(37,99,235,.14);}
.info .row .ic svg{width:18px;height:18px;stroke:var(--brand);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.info .row em{font-style:normal;font-size:12px;color:var(--muted);display:block;letter-spacing:.06em;margin-bottom:2px;}
.info .row b{font-size:15px;color:var(--ink);font-weight:600;line-height:1.55;word-break:break-all;}
.info .ph.map{margin-top:28px;height:180px;font-size:12.5px;}
.form .tip{font-size:13px;color:var(--muted);margin:-16px 0 24px;}
.form .tip i,.form label i{color:#E5484D;font-style:normal;}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:9px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13px;color:#33415A;font-weight:500;letter-spacing:.02em;}
.field input,.field select,.field textarea{font-family:inherit;font-size:14.5px;color:var(--ink);
  background:#F8FAFD;border:1px solid rgba(11,22,40,.11);border-radius:11px;padding:13px 15px;width:100%;
  transition:border-color .25s,background .25s,box-shadow .25s;}
.field textarea{resize:vertical;min-height:114px;line-height:1.75;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);
  background:#fff;box-shadow:0 0 0 4px rgba(37,99,235,.12);}
.field .err{font-size:12px;color:#E5484D;display:none;}
.field.bad input,.field.bad textarea{border-color:#E5484D;box-shadow:0 0 0 4px rgba(229,72,77,.10);}
.field.bad .err{display:block;}
.form .btn{width:100%;justify-content:center;margin-top:24px;}
.agree{font-size:12.5px;color:var(--muted);margin-top:16px;text-align:center;}

/* ============ 结尾 CTA ============ */
.ctastrip{position:relative;overflow:hidden;padding:66px 0;color:var(--dk-2);
  background:linear-gradient(120deg,#08111F 0%,#122A55 52%,#0B3B52 100%);}
.ctastrip::before{content:"";position:absolute;left:50%;top:-160%;width:76%;height:280%;transform:translateX(-50%);
  background:radial-gradient(45% 45% at 50% 62%,rgba(90,150,255,.40),transparent 70%);}
.ctastrip::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.04;background-image:var(--noise);}
.ctastrip .wrap{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;}
.ctastrip h2{color:#fff;font-size:clamp(22px,2.7vw,32px);letter-spacing:-.03em;}
.ctastrip p{margin-top:14px;font-size:14.5px;color:#9FB6D4;max-width:560px;}
.ctastrip .act{margin-top:0;}
.ctastrip .btn.line{background:rgba(255,255,255,.06);color:#E6EEF9;border-color:rgba(255,255,255,.20);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);}
.ctastrip .btn.line:hover{background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.36);color:#fff;}

/* ============ 页脚 ============ */
footer{position:relative;background:#05080F;color:var(--dk-3);padding:66px 0 0;}
footer::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(56,189,248,.45),rgba(37,99,235,.30),transparent);}
.fgrid4{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;}
.fbrand{display:flex;align-items:center;gap:12px;margin-bottom:20px;}
.fbrand i{width:34px;height:34px;border-radius:10px;background:var(--grad);display:block;flex:0 0 34px;
  box-shadow:0 8px 20px -8px rgba(37,99,235,.9);}
.fbrand b{color:#fff;font-size:16px;letter-spacing:.06em;}
footer p{font-size:13.5px;line-height:1.95;max-width:340px;}
.fcol h4{color:#fff;font-size:13.5px;margin-bottom:22px;letter-spacing:.10em;font-weight:600;}
.fcol a{display:block;font-size:13.5px;padding:8px 0;transition:color .25s,transform .25s;}
.fcol a:hover{color:#fff;transform:translateX(3px);}
.fbot{margin-top:56px;border-top:1px solid rgba(255,255,255,.08);padding:24px 0 30px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12.5px;color:#5E6C7F;}
.fbot a{transition:color .25s;}
.fbot a:hover{color:#fff;}

/* ============ 工具 ============ */
#top-btn{position:fixed;right:26px;bottom:30px;width:48px;height:48px;border-radius:14px;z-index:80;
  background:rgba(255,255,255,.92);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--line);box-shadow:var(--sh-2);
  display:grid;place-items:center;cursor:pointer;opacity:0;pointer-events:none;
  transition:opacity .3s,transform .3s,background .3s;}
#top-btn.on{opacity:1;pointer-events:auto;}
#top-btn:hover{transform:translateY(-4px);background:#fff;}
#top-btn svg{width:18px;height:18px;stroke:var(--brand);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
#toast{position:fixed;left:50%;bottom:44px;transform:translate(-50%,22px);z-index:120;
  background:rgba(7,11,20,.94);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  color:#fff;font-size:14px;padding:15px 28px;border-radius:14px;max-width:90vw;
  border:1px solid rgba(255,255,255,.12);
  box-shadow:0 26px 50px -20px rgba(0,0,0,.8);opacity:0;pointer-events:none;transition:all .38s cubic-bezier(.2,.7,.2,1);}
#toast.on{opacity:1;transform:translate(-50%,0);}

/* ============ 滚动出现 ============ */
.rv{opacity:0;transform:translateY(26px);
  transition:opacity .85s cubic-bezier(.2,.7,.2,1),transform .85s cubic-bezier(.2,.7,.2,1);}
.rv.in{opacity:1;transform:none;}

/* ============ 补充：多页版本 ============ */
.fnote{font-size:12.5px;color:var(--muted);margin-top:22px;line-height:1.85;letter-spacing:.02em;}

/* 筛选标签 */
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:38px;}
.filters button{font-family:inherit;font-size:13.5px;color:#33415A;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:10px 22px;cursor:pointer;transition:.28s;}
.filters button:hover{border-color:rgba(37,99,235,.40);color:var(--brand);transform:translateY(-1px);}
.filters button.on{background:var(--grad);border-color:transparent;color:#fff;font-weight:500;
  box-shadow:0 12px 26px -14px rgba(37,99,235,.9);}
.hide{display:none !important;}

/* 年份 / 分组标题 */
.yearlabel{display:inline-flex;align-items:center;gap:9px;font-family:var(--num);font-size:13.5px;color:var(--brand);
  background:var(--brand-l);border:1px solid rgba(37,99,235,.16);border-radius:999px;
  padding:6px 18px;margin-bottom:28px;letter-spacing:.10em;font-weight:600;}

/* 分页 */
.pager{display:flex;justify-content:center;gap:9px;margin-top:48px;flex-wrap:wrap;}
.pager a,.pager span{min-width:42px;height:42px;padding:0 13px;display:grid;place-items:center;font-size:14px;
  border:1px solid var(--line);border-radius:12px;background:#fff;color:#33415A;transition:.28s;}
.pager a:hover{border-color:rgba(37,99,235,.40);color:var(--brand);transform:translateY(-2px);box-shadow:var(--sh-1);}
.pager .on{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 12px 26px -14px rgba(37,99,235,.9);}

/* 详情页：正文 + 侧栏 */
.pdgrid{display:grid;grid-template-columns:1.55fr 1fr;gap:44px;align-items:start;}
.pdmain h2{font-size:21px;margin:42px 0 20px;letter-spacing:-.01em;position:relative;padding-left:16px;}
.pdmain h2::before{content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:3px;background:var(--grad);}
.pdmain h2:first-child{margin-top:0;}
.pdmain p{font-size:15px;line-height:2;margin-bottom:15px;}
.spec{width:100%;border-collapse:collapse;font-size:14px;border:1px solid var(--line);border-radius:var(--r);
  overflow:hidden;}
.spec th,.spec td{text-align:left;padding:14px 18px;border-bottom:1px solid var(--line-2);vertical-align:top;}
.spec tr:last-child th,.spec tr:last-child td{border-bottom:0;}
.spec th{width:34%;color:var(--muted);font-weight:400;background:#F8FAFD;letter-spacing:.02em;}
.spec td{color:var(--ink);}
.side{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px 28px;
  position:sticky;top:130px;box-shadow:var(--sh-1);}
.side h3{font-size:16px;margin-bottom:18px;letter-spacing:-.01em;}
.side .kv{display:flex;justify-content:space-between;gap:12px;font-size:14px;padding:12px 0;border-bottom:1px solid var(--line-2);}
.side .kv:last-of-type{border-bottom:0;}
.side .kv em{font-style:normal;color:var(--muted);font-size:13px;}
.side .kv b{color:var(--ink);font-weight:600;}
.side .btn{width:100%;justify-content:center;margin-top:24px;}

/* 三栏小卡（到访路线等） */
.routes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.route{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;
  box-shadow:var(--sh-1);transition:transform .32s,border-color .32s,box-shadow .32s;}
.route:hover{transform:translateY(-5px);border-color:rgba(37,99,235,.26);box-shadow:var(--sh-2);}
.route h3{font-size:15.5px;margin-bottom:11px;}
.route p{font-size:13.5px;line-height:1.9;}

/* 引述块 */
.quote{position:relative;border-left:3px solid transparent;border-radius:0 14px 14px 0;
  background:linear-gradient(180deg,#F8FAFE,#F1F5FC);padding:24px 28px;font-size:14.5px;line-height:1.95;
  color:#26374E;margin:28px 0;}
.quote::before{content:"";position:absolute;left:-3px;top:0;bottom:0;width:3px;border-radius:3px;
  background:var(--grad);}

@media (max-width:1100px){
  .pdgrid{grid-template-columns:1fr;}
  .side{position:static;}
  .routes{grid-template-columns:1fr;}
}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .menu{display:none;}
  .burger{display:block;}
  .topbar .wrap span:last-child{display:none;}
  .hero-grid,.featured,.about,.contact{grid-template-columns:1fr;gap:48px;}
  .lead{max-width:none;}
  .shot-mini{left:16px;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .metric{border-bottom:1px solid rgba(255,255,255,.08);}
  .metric:nth-child(2n){border-right:0;}
  .plist,.svc,.steps{grid-template-columns:repeat(2,1fr);}
  .steps::before{display:none;}
  .band .wrap{grid-template-columns:repeat(2,1fr);gap:38px;}
  .fgrid4{grid-template-columns:1fr 1fr;}
  .featured{padding:38px 30px;}
  .sect{padding:80px 0;}
}
@media (max-width:640px){
  .wrap{padding:0 20px;}
  .nav{height:66px;}
  .nav-r .tel{display:none;}
  section{scroll-margin-top:106px;}
  .plist,.svc,.steps{grid-template-columns:1fr;}
  .nitem{grid-template-columns:80px 1fr;gap:18px;}
  .nitem .go{display:none;}
  .nitem p{white-space:normal;}
  .ritem{grid-template-columns:1fr;gap:8px;}
  .shead.split{display:block;}
  .shead.split .link{margin-top:20px;}
  .ctastrip .wrap{display:block;}
  .ctastrip .act{margin-top:26px;}
  .fgrid{grid-template-columns:1fr;}
  .fgrid4{grid-template-columns:1fr;}
  .shot-body{grid-template-columns:44px 1fr;padding:14px;}
  .shot-main{padding-left:14px;}
  .shot-kpi{grid-template-columns:1fr 1fr;gap:10px;}
  .shot-kpi>div:nth-child(3){display:none;}
  .shot-chart{height:84px;gap:7px;}
  .art .ph.main{height:240px;}
  .art .tag{right:0;}
  .form,.info{padding:28px 22px;}
  .pagehead{padding:38px 0 32px;}
  .sect{padding:64px 0;}
  .shead{margin-bottom:38px;}
}

/* ---------- 产品图片（后台上传，没传就用图标） ---------- */
.pcard .pic{height:130px;border-radius:10px;overflow:hidden;background:#f3f5f8;margin-bottom:18px;}
.pcard .pic img{width:100%;height:100%;object-fit:cover;display:block;}
.dimg{width:100%;max-height:420px;object-fit:cover;border-radius:12px;margin-bottom:8px;}

/* ---------- 产品详情（后台富文本编辑器产出） ---------- */
.pdetail{margin-bottom:6px;}
.pdetail p{margin:0 0 14px;}
.pdetail h2,.pdetail h3{margin:26px 0 12px;}
.pdetail img{max-width:100%;border-radius:10px;}
.pdetail ul,.pdetail ol{padding-left:22px;margin:0 0 14px;}

/* ---------- 首页主推产品 ---------- */
.pcard.maincard{display:flex;flex-direction:column;gap:10px;text-decoration:none;position:relative;}
.pcard.maincard .mtag{position:absolute;top:14px;right:14px;font-size:12px;padding:3px 10px;border-radius:99px;background:rgba(47,111,232,.1);color:var(--brand,#2f6fe8);font-weight:600;}
.pcard.maincard h3{margin:6px 0 0;}
.pcard.maincard .go{margin-top:auto;font-size:14px;font-weight:600;color:var(--brand,#2f6fe8);}
@media (max-width:900px){.pcard.maincard{grid-column:span 2;}}

/* ---------- 官网智能体对话窗 ---------- */
#chat{position:fixed;right:22px;bottom:88px;z-index:70;font-size:14px;}
#chat-btn{display:flex;align-items:center;gap:8px;padding:12px 18px;border:0;border-radius:99px;cursor:pointer;
  background:linear-gradient(135deg,#2f6fe8,#1b4fd0);color:#fff;font-size:14px;font-weight:600;
  box-shadow:0 10px 26px rgba(47,111,232,.35);transition:transform .2s,box-shadow .2s;}
#chat-btn:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(47,111,232,.42);}
#chat-btn svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
#chat-panel{position:absolute;right:0;bottom:64px;width:352px;max-width:calc(100vw - 32px);height:480px;max-height:calc(100vh - 150px);
  display:flex;flex-direction:column;background:#fff;border:1px solid #e4e8ef;border-radius:16px;overflow:hidden;
  box-shadow:0 24px 60px rgba(20,35,70,.18);transition:opacity .18s,transform .18s;}
#chat-panel.off{opacity:0;transform:translateY(10px);pointer-events:none;}
#chat-panel .chead{display:flex;align-items:center;justify-content:space-between;padding:13px 16px;
  background:linear-gradient(135deg,#2f6fe8,#1b4fd0);color:#fff;}
#chat-panel .cinfo b{display:block;font-size:14.5px;}
#chat-panel .cinfo span{font-size:12px;opacity:.85;}
#chat-close{background:transparent;border:0;color:#fff;font-size:22px;line-height:1;cursor:pointer;opacity:.85;}
#chat-close:hover{opacity:1;}
.cbody{flex:1;overflow-y:auto;padding:16px;background:#f7f9fc;display:flex;flex-direction:column;gap:12px;}
.cmsg{max-width:86%;padding:10px 13px;border-radius:12px;line-height:1.65;white-space:pre-wrap;word-break:break-word;}
.cmsg.bot{background:#fff;border:1px solid #e6ebf2;color:#25303f;align-self:flex-start;border-bottom-left-radius:4px;}
.cmsg.me{background:#2f6fe8;color:#fff;align-self:flex-end;border-bottom-right-radius:4px;}
.cmsg.tip{background:transparent;border:0;color:#8a94a6;font-size:12.5px;align-self:center;}
.crefs{display:flex;flex-wrap:wrap;gap:6px;margin-top:2px;}
.crefs a{font-size:12.5px;padding:4px 10px;border-radius:99px;background:rgba(47,111,232,.09);
  color:#2f6fe8;text-decoration:none;border:1px solid rgba(47,111,232,.16);}
.cquick{display:flex;flex-wrap:wrap;gap:6px;padding:0 14px 10px;background:#f7f9fc;}
.cquick button{font-size:12.5px;padding:5px 11px;border-radius:99px;border:1px solid #dde3ec;background:#fff;
  color:#445065;cursor:pointer;}
.cquick button:hover{border-color:#2f6fe8;color:#2f6fe8;}
.cfoot{display:flex;gap:8px;padding:11px 14px;border-top:1px solid #eef1f6;background:#fff;}
.cfoot input{flex:1;border:1px solid #dfe5ee;border-radius:10px;padding:9px 12px;font-size:13.5px;outline:none;}
.cfoot input:focus{border-color:#2f6fe8;}
.cfoot button{border:0;border-radius:10px;padding:0 16px;background:#2f6fe8;color:#fff;font-weight:600;cursor:pointer;}
.cfoot button:disabled{opacity:.55;cursor:default;}
.cdots span{display:inline-block;width:5px;height:5px;margin-right:3px;border-radius:50%;background:#b7c0d0;
  animation:cbounce .9s infinite;}
.cdots span:nth-child(2){animation-delay:.15s;}
.cdots span:nth-child(3){animation-delay:.3s;}
@keyframes cbounce{0%,60%,100%{transform:translateY(0);}30%{transform:translateY(-4px);}}
@media (max-width:640px){
  #chat{right:14px;bottom:78px;}
  #chat-btn span{display:none;}
  #chat-btn{padding:14px;border-radius:50%;}
  #chat-panel{bottom:60px;height:calc(100vh - 190px);}
}

/* ============ 页脚微信二维码 ============ */
.fqrwrap{display:flex;gap:20px;align-items:flex-start;flex-wrap:wrap;}
.fqr{display:flex;gap:10px;align-items:center;margin-top:14px;}
.fqr img{width:96px;height:96px;border-radius:10px;background:#fff;padding:4px;object-fit:contain;}
.fqr span{font-size:12.5px;color:var(--dk-3);line-height:1.75;}

/* ============ 手机端吸底联系条 ============ */
#mbar{display:none;}
@media (max-width:640px){
  #mbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:60;gap:10px;
    padding:8px 12px calc(8px + env(safe-area-inset-bottom));
    background:rgba(255,255,255,.97);backdrop-filter:blur(10px);
    border-top:1px solid var(--line);}
  .mb-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;height:44px;
    border-radius:10px;font-size:14px;font-weight:500;text-decoration:none;}
  .mb-btn svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
  .mb-tel{background:var(--grad);color:#fff;}
  .mb-wx{background:var(--brand-l);color:var(--brand-d);border:1px solid rgba(37,99,235,.22);}
  body{padding-bottom:72px;}
}

/* ============ 微信二维码浮层 ============ */
#wxbox{position:fixed;inset:0;z-index:90;padding:20px;background:rgba(7,11,20,.62);
  display:flex;align-items:center;justify-content:center;}
#wxbox.off{display:none;}
.wxin{position:relative;width:100%;max-width:300px;padding:26px 24px 20px;border-radius:16px;background:#fff;
  display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;}
.wxin b{font-size:16px;font-weight:500;color:var(--ink);}
.wxin img{width:190px;height:190px;object-fit:contain;border-radius:10px;}
.wxno{width:190px;height:190px;border:1px dashed var(--line);border-radius:10px;color:var(--muted);
  display:flex;align-items:center;justify-content:center;font-size:13px;}
.wxin span{font-size:13px;color:var(--body);}
.wxin span em{font-style:normal;font-weight:500;color:var(--brand-d);}
.wxcall{width:100%;padding-top:12px;border-top:1px solid var(--line-2);font-size:13px;color:var(--muted);text-decoration:none;}
.wxclose{position:absolute;top:8px;right:12px;border:0;background:none;color:var(--muted);font-size:22px;line-height:1;cursor:pointer;}

/* ============ 关于页联系方式里的二维码卡 ============ */
.qrbox{display:flex;gap:14px;align-items:center;margin-top:16px;padding:14px;border-radius:12px;
  background:var(--brand-l);border:1px solid rgba(37,99,235,.16);}
.qrbox img{width:104px;height:104px;border-radius:10px;background:#fff;padding:4px;object-fit:contain;flex:none;}
.qrbox b{display:block;font-size:14px;font-weight:500;color:var(--ink);line-height:1.5;}
.qrbox span{display:block;margin-top:6px;font-size:12.5px;color:var(--body);line-height:1.7;}
.qrbox span em{font-style:normal;font-weight:500;color:var(--brand-d);}