@charset "utf-8";
@import url("style-new.css");

/* ============================================================
   改版 v5 · 2026-11 · 主干样式（新类名一律带数字后缀，避免与旧样式冲突）
   设计系统取自首页样张 v4：白底/浅灰交替、直角无阴影、英文眉标+中文标题、
   细线分隔、主色 #2d548b、金色仅用于按钮与强调。
   ============================================================ */

:root{
  --v5-navy:#2D548B;
  --v5-navy-deep:#234169;
  --v5-ink:#16212B;
  --v5-ink-2:#43525F;
  --v5-gray:#78889A;
  --v5-line:#E3E8ED;
  --v5-wash:#F4F6F8;
  --v5-gold:#C9A15B;
  --v5-gold-dark:#B8904C;
}

body{background:#fff;color:var(--v5-ink)}
.wrap{max-width:1256px;margin:0 auto;padding:0 40px}

/* ---------- 通用区块 ---------- */
.eyebrow{
  font-size:11.5px;letter-spacing:.32em;text-transform:uppercase;
  color:var(--v5-gray);font-weight:500;
}
.sh{margin-bottom:44px}
.sh .eyebrow{margin-bottom:14px}
.sh h2{font-size:26px;letter-spacing:.06em;font-weight:600;color:var(--v5-ink);margin:0 0 12px}
.sh p{font-size:14px;line-height:1.9;color:var(--v5-gray);letter-spacing:.02em;max-width:640px}
.sh-row{display:flex;align-items:flex-end;justify-content:space-between;gap:40px}
.more5{
  font-size:12px;letter-spacing:.18em;color:var(--v5-gray);
  border-bottom:1px solid var(--v5-line);padding-bottom:6px;white-space:nowrap;
}
.more5:hover{color:var(--v5-navy);border-color:var(--v5-navy)}

.sec5{padding:96px 0}
.sec5.wash{background:var(--v5-wash)}

/* ---------- 页头 ---------- */
.tb{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--v5-line);
}
.tb-in{display:flex;align-items:center;justify-content:space-between;height:76px}
.tb-brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.tb-brand img{height:34px}
.tb-brand-txt{display:flex;flex-direction:column;line-height:1.3}
.tb-brand-txt b{font-size:16px;letter-spacing:.16em;color:var(--v5-ink);font-weight:600}
.tb-brand-txt span{font-size:10px;letter-spacing:.22em;color:var(--v5-gray)}
.tb-nav{display:flex;align-items:center;gap:30px}
.tb-nav a{
  font-size:14px;letter-spacing:.06em;color:var(--v5-ink-2);text-decoration:none;
  padding:6px 0;border-bottom:1px solid transparent;transition:color .18s,border-color .18s;
}
.tb-nav a:hover,.tb-nav a.on{color:var(--v5-navy);border-bottom-color:var(--v5-navy)}
.tb-right{display:flex;align-items:center;gap:14px}
.tb-lang{
  font-size:12px;letter-spacing:.1em;color:var(--v5-ink-2);text-decoration:none;
  border:1px solid var(--v5-line);padding:7px 11px;
}
.tb-lang:hover{border-color:var(--v5-navy);color:var(--v5-navy)}
.tb-quote{
  font-size:13.5px;letter-spacing:.06em;color:#fff;background:var(--v5-gold);
  padding:10px 20px;text-decoration:none;
}
.tb-quote:hover{background:var(--v5-gold-dark)}
.tb-menu{
  display:none;font-size:13px;letter-spacing:.1em;color:var(--v5-ink-2);
  background:#fff;border:1px solid var(--v5-line);padding:8px 14px;cursor:pointer;
}
.tb-mobile{display:none;border-top:1px solid var(--v5-line);background:#fff}
.tb-mobile.open{display:block}
.tb-mobile ul{list-style:none;margin:0;padding:6px 40px 16px}
.tb-mobile li a{display:block;padding:13px 0;font-size:14px;color:var(--v5-ink-2);border-bottom:1px solid var(--v5-line)}

/* ---------- 首页首屏 ---------- */
.hero5{position:relative;height:calc(100vh - 77px);min-height:560px;max-height:820px;overflow:hidden;background:var(--v5-navy)}
.hero5 .sl{position:absolute;inset:0;opacity:0;transition:opacity .9s ease}
.hero5 .sl.on{opacity:1}
.hero5 .sl img{width:100%;height:100%;object-fit:cover}
.hero5 .sl::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(27,51,88,.90) 0%,rgba(27,51,88,.60) 46%,rgba(27,51,88,.20) 100%);
}
.hero5-in{position:absolute;inset:0;display:flex;align-items:center;z-index:3}
.hero5-t{max-width:700px;color:#fff}
.hero5-t .eyebrow{color:rgba(255,255,255,.55)}
.hero5-t h1{margin:14px 0 22px}
.hero5-t h1 img{width:min(640px,66vw);height:auto;display:block}
.hero5-lead{font-size:15px;line-height:2;color:rgba(255,255,255,.84);letter-spacing:.03em;max-width:600px}
.hero5-act{display:flex;gap:14px;margin-top:34px}
.b5-s{
  font-size:13.5px;letter-spacing:.06em;color:#fff;text-decoration:none;
  border:1px solid rgba(255,255,255,.5);padding:12px 26px;
}
.b5-s:hover{background:#fff;color:var(--v5-navy);border-color:#fff}
.b5-p{
  font-size:13.5px;letter-spacing:.06em;color:#fff;text-decoration:none;
  background:var(--v5-gold);border:1px solid var(--v5-gold);padding:12px 26px;
}
.b5-p:hover{background:var(--v5-gold-dark);border-color:var(--v5-gold-dark)}
.hero5-bar{
  position:absolute;left:0;right:0;bottom:0;z-index:4;height:62px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 40px;border-top:1px solid rgba(255,255,255,.18);
}
.hero5-count{font-size:12px;letter-spacing:.16em;color:rgba(255,255,255,.7)}
.hero5-count b{color:#fff;font-weight:500}
.hero5-line{flex:1;height:1px;background:rgba(255,255,255,.2);margin:0 28px;position:relative}
.hero5-line i{position:absolute;left:0;top:0;height:1px;background:var(--v5-gold);width:33%;transition:width .5s}
.hero5-ctl{display:flex;gap:8px}
.hero5-ctl button{
  width:32px;height:32px;background:transparent;border:1px solid rgba(255,255,255,.3);
  color:#fff;cursor:pointer;font-size:13px;
}
.hero5-ctl button:hover{background:rgba(255,255,255,.14)}

/* ---------- 公司简介 ---------- */
.prof{display:grid;grid-template-columns:1fr 460px;gap:76px;align-items:stretch}
.prof-txt h2{font-size:24px;letter-spacing:.08em;font-weight:600;margin:14px 0 26px}
.prof-txt p{font-size:14.5px;line-height:2.1;color:var(--v5-ink-2);letter-spacing:.02em;margin-bottom:16px}
.prof-nums{display:flex;gap:0;margin-top:44px;padding-top:34px;border-top:1px solid var(--v5-line)}
.prof-nums div{flex:1;border-right:1px solid var(--v5-line);padding-right:20px}
.prof-nums div:last-child{border-right:0}
.prof-nums em{font-style:normal;font-size:34px;color:var(--v5-navy);letter-spacing:.02em;font-weight:600}
.prof-nums em i{font-style:normal;font-size:13px;color:var(--v5-gray);margin-left:5px}
.prof-nums span{display:block;font-size:12.5px;color:var(--v5-gray);letter-spacing:.1em;margin-top:8px}
.prof-img{overflow:hidden}
.prof-img img{width:100%;height:100%;object-fit:cover;display:block}

/* ---------- 竖版图文卡 ---------- */
.c5{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.c5.cols4{grid-template-columns:repeat(4,1fr);gap:22px}
.c5.cols3{grid-template-columns:repeat(3,1fr);gap:22px}
.c5-item{position:relative;display:block;overflow:hidden;aspect-ratio:2/3;background:var(--v5-navy);text-decoration:none}
.c5-item img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.c5-item:hover img{transform:scale(1.04)}
.c5-item::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(27,51,88,.2) 0%,rgba(27,51,88,.52) 55%,rgba(27,51,88,.9) 100%);
}
.c5-t{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:18px 16px;color:#fff}
.c5-t b{display:block;font-size:13.5px;font-weight:600;letter-spacing:.02em;margin-bottom:7px;line-height:1.5}
.c5-t i{display:block;font-style:normal;font-size:9px;letter-spacing:.12em;color:rgba(255,255,255,.72);padding-top:9px;border-top:1px solid rgba(255,255,255,.22)}

/* ---------- 双列日期新闻 ---------- */
.n5{display:grid;grid-template-columns:1fr 1fr;gap:0 56px}
.n5-item{display:flex;gap:26px;padding:28px 0;border-top:1px solid var(--v5-line);text-decoration:none}
.n5-item:first-child{border-top:1px solid var(--v5-navy)}
.n5-d{flex:0 0 60px}
.n5-d em{display:block;font-style:normal;font-size:26px;color:var(--v5-navy);letter-spacing:.02em;font-weight:600;line-height:1.1}
.n5-d span{display:block;font-size:11px;color:var(--v5-gray);letter-spacing:.1em;margin-top:6px}
.n5-b b{display:block;font-size:14.5px;font-weight:600;color:var(--v5-ink);letter-spacing:.02em;margin-bottom:9px;line-height:1.6}
.n5-b p{font-size:12.5px;line-height:1.85;color:var(--v5-gray);letter-spacing:.02em;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 客户 logo 墙 ---------- */
.l5{background:#fff}
.l5 img{width:100%;display:block;mix-blend-mode:multiply}

/* ---------- 询价 ---------- */
.q5{background:var(--v5-wash);border-top:1px solid var(--v5-line);border-bottom:1px solid var(--v5-line);padding:80px 0}
.q5-grid{display:grid;grid-template-columns:1fr 460px;gap:80px;align-items:start}
.q5-txt h2{font-size:24px;letter-spacing:.06em;font-weight:600;margin:14px 0 18px;line-height:1.5}
.q5-txt p{font-size:14px;line-height:2;color:var(--v5-ink-2);margin-bottom:14px}
.q5-points{list-style:none;margin:22px 0 0;padding:0}
.q5-points li{font-size:13px;line-height:1.9;color:var(--v5-gray);padding-left:18px;position:relative;margin-bottom:10px}
.q5-points li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:1px;background:var(--v5-navy)}
.q5-tel{margin-top:28px;font-size:13px;line-height:1.9;color:var(--v5-ink-2)}
.q5-tel b{display:block;font-size:19px;color:var(--v5-navy);letter-spacing:.04em;margin:4px 0 6px}
.f5form{background:#fff;border:1px solid var(--v5-line);padding:34px 32px}
.f5form h3{font-size:17px;letter-spacing:.06em;margin:0 0 6px;font-weight:600}
.f5form .sub{font-size:12px;color:var(--v5-gray);margin-bottom:24px;letter-spacing:.02em}
.f5form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.f5form .fld{margin-bottom:16px}
.f5form label{display:block;font-size:12px;color:var(--v5-gray);letter-spacing:.08em;margin-bottom:7px}
.f5form input,.f5form select,.f5form textarea{
  width:100%;border:1px solid var(--v5-line);background:#fff;padding:11px 12px;
  font-size:13px;color:var(--v5-ink);font-family:inherit;border-radius:0;
}
.f5form input:focus,.f5form select:focus,.f5form textarea:focus{
  outline:none;border-color:var(--v5-navy);
}
.f5form textarea{min-height:96px;resize:vertical}
.f5form button{
  width:100%;border:1px solid var(--v5-gold);background:var(--v5-gold);color:#fff;
  font-size:14px;letter-spacing:.1em;padding:13px;cursor:pointer;font-family:inherit;
}
.f5form button:hover{background:var(--v5-gold-dark);border-color:var(--v5-gold-dark)}
.f5form .note{font-size:11.5px;color:var(--v5-gray);margin-top:14px;line-height:1.7}

/* ---------- 页脚 ---------- */
.f5{background:var(--v5-navy-deep);color:#fff;padding:76px 0 32px}
.f5-top{display:grid;grid-template-columns:1.4fr 1fr 1fr .9fr;gap:52px;align-items:end;padding-bottom:56px;border-bottom:1px solid rgba(255,255,255,.14)}
.f5-brand h4{font-size:17px;letter-spacing:.14em;font-weight:600;margin:16px 0 10px}
.f5-brand p{font-size:12.5px;color:rgba(255,255,255,.6);letter-spacing:.12em;line-height:1.9}
.f5-brand img{height:38px}
.f5-col h4{font-size:12px;letter-spacing:.2em;color:rgba(255,255,255,.5);font-weight:500;margin:0 0 18px}
.f5-dl{margin:0}
.f5-dl dt{font-size:11.5px;color:rgba(255,255,255,.45);letter-spacing:.1em;margin-top:10px}
.f5-dl dd{margin:3px 0 0;font-size:13px;color:rgba(255,255,255,.86);line-height:1.7}
.f5-dl dd a{color:rgba(255,255,255,.86);text-decoration:none}
.f5-dl dd a:hover{color:#fff}
.f5-links p{margin:0 0 11px}
.f5-links a{font-size:13px;color:rgba(255,255,255,.8);text-decoration:none}
.f5-links a:hover{color:#fff}
.f5-bot{display:flex;justify-content:space-between;align-items:center;padding-top:26px;
  font-size:12px;color:rgba(255,255,255,.45);letter-spacing:.06em}
.f5-bot a{color:rgba(255,255,255,.45);text-decoration:none}
.f5-bot a:hover{color:rgba(255,255,255,.8)}

/* ---------- 内页：面包屑 + 页头 ---------- */
.p5{padding:64px 0 96px}
.cr5{font-size:12px;letter-spacing:.06em;color:var(--v5-gray);padding:0 0 40px}
.cr5 a{color:var(--v5-gray);text-decoration:none}
.cr5 a:hover{color:var(--v5-navy)}
.cr5 i{font-style:normal;margin:0 8px;color:var(--v5-line)}
.wrap:has(.art5) .cr5{max-width:880px;margin:0 auto}
.ph5{padding:0 0 44px;border-bottom:1px solid var(--v5-line);margin-bottom:48px}
.ph5 .eyebrow{margin-bottom:16px}
.ph5 h1{font-size:34px;letter-spacing:.08em;font-weight:600;color:var(--v5-ink);margin:0 0 14px}
.ph5 p{font-size:14px;line-height:1.95;color:var(--v5-gray);max-width:760px;letter-spacing:.02em}

/* ---------- 列表页 ---------- */
.l5-list{list-style:none;margin:0;padding:0}
.l5-row{padding:28px 0;border-bottom:1px solid var(--v5-line)}
.l5-row a{display:flex;gap:44px;width:100%;text-decoration:none;align-items:flex-start}
.l5-row a:hover .l5-tt{color:var(--v5-navy)}
.l5-dt{flex:0 0 88px;font-size:12.5px;color:var(--v5-gray);letter-spacing:.06em;padding-top:5px}
.l5-main{flex:1}
.l5-tt{font-size:16px;font-weight:600;color:var(--v5-ink);letter-spacing:.02em;margin-bottom:9px;transition:color .18s;line-height:1.6}
.l5-sum{font-size:13px;line-height:1.95;color:var(--v5-gray);letter-spacing:.02em}
.pg5{display:flex;gap:8px;margin-top:50px;flex-wrap:wrap}
.pg5 a,.pg5 span{
  min-width:38px;height:38px;line-height:36px;text-align:center;font-size:13px;
  border:1px solid var(--v5-line);color:var(--v5-ink-2);text-decoration:none;padding:0 12px;
}
.pg5 a:hover{border-color:var(--v5-navy);color:var(--v5-navy)}
.pg5 .on{background:var(--v5-navy);border-color:var(--v5-navy);color:#fff}

/* ---------- 内容页 ---------- */
.art5{max-width:880px;margin:0 auto}
.art5 h1{font-size:28px;line-height:1.6;letter-spacing:.04em;font-weight:600;margin:0 0 20px}
.art5 .meta{display:flex;gap:24px;font-size:12px;color:var(--v5-gray);letter-spacing:.08em;
  padding-bottom:26px;border-bottom:1px solid var(--v5-line);margin-bottom:36px}
.art5 .body{font-size:15px;line-height:2.1;color:var(--v5-ink-2);letter-spacing:.02em;word-break:break-word}
.art5 .body img{max-width:100%;height:auto;display:block;margin:26px 0}
.art5 .body p{margin:0 0 18px}
.art5 .body h2,.art5 .body h3{font-size:17px;color:var(--v5-ink);letter-spacing:.04em;margin:32px 0 14px}
.art5 .np{display:flex;justify-content:space-between;gap:30px;margin-top:56px;
  padding-top:26px;border-top:1px solid var(--v5-line);font-size:13px}
.art5 .np a{color:var(--v5-ink-2);text-decoration:none;max-width:46%}
.art5 .np a:hover{color:var(--v5-navy)}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .tb-nav{gap:20px}
  .tb-nav a{font-size:13px}
  .prof{grid-template-columns:1fr 380px;gap:48px}
  .c5{grid-template-columns:repeat(3,1fr);gap:16px}
  .q5-grid{grid-template-columns:1fr 400px;gap:50px}
}
@media (max-width:980px){
  .wrap{padding:0 24px}
  .tb-nav,.tb-quote,.tb-lang{display:none}
  .tb-menu{display:block}
  .tb-mobile ul{padding:6px 24px 16px}
  .sec5{padding:64px 0}
  .prof{grid-template-columns:1fr;gap:36px}
  .prof-img{height:320px}
  .c5{grid-template-columns:repeat(2,1fr)}
  .n5{grid-template-columns:1fr}
  .q5-grid{grid-template-columns:1fr;gap:36px}
  .f5-top{grid-template-columns:1fr 1fr;gap:36px}
  .hero5{min-height:520px;height:auto;padding:120px 0 100px}
  .hero5-in{position:relative;inset:auto}
  .hero5-t h1 img{width:100%}
  .hero5-bar{position:relative;height:56px;margin-top:20px;padding:0 24px}
  .hero5-count,.hero5-line{display:none}
  .l5-row a{flex-direction:column;gap:10px}
  .ph5 h1{font-size:26px}
  .art5 h1{font-size:22px}
}
@media (max-width:640px){
  .c5{grid-template-columns:1fr 1fr;gap:10px}
  .f5-top{grid-template-columns:1fr}
  .f5-bot{flex-direction:column;gap:10px;align-items:flex-start}
  .hero5-act{flex-wrap:wrap}
}

/* ---------- 页脚 logo 与二维码并排 ---------- */
.f5-brand .f5-qrow{display:flex;align-items:center;gap:20px;margin:0 0 16px}
.f5-brand .f5-qrow img{height:72px}
.f5-brand .f5-qrow img.qr{height:72px;width:72px;padding:6px;background:#fff;border-radius:6px;flex:0 0 auto}