/* ===================== 官网通用样式 · 字节跳动式极简编辑风 ===================== */
:root{
  --ink:#0E2C42;          /* 深海军蓝主文字（浔为品牌色） */
  --ink-soft:#2C5169;
  --muted:#5A7A90;        /* 次要文字 */
  --line:#E4EFF7;         /* 发丝分割线 */
  --line-strong:#CFE0EC;
  --bg:#ffffff;
  --bg-alt:#F2F8FC;       /* 浅蓝交替底 */
  --accent:#2E9BD1;       /* 品牌亮蓝（交互态） */
  --warn:#C4831A;         /* 提示强调 */
  --radius:16px;
  --maxw:1180px;
  --shadow:0 12px 36px rgba(14,44,66,.08);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---------- 导航 ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid transparent;transition:border-color .25s, box-shadow .25s;}
.nav--scrolled{border-bottom-color:var(--line);box-shadow:0 6px 24px rgba(20,24,35,.05);}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:68px;}
.nav__logo{display:flex;align-items:center;gap:9px;font-weight:700;font-size:18px;letter-spacing:-.01em;}
.nav__logo img{height:38px;width:38px;object-fit:contain;}
.nav__word{font-size:17px;font-weight:800;letter-spacing:.14em;color:var(--ink);}
.nav__links{display:flex;gap:6px;}
.nav__links a{color:var(--ink-soft);font-size:15px;padding:8px 14px;border-radius:8px;transition:color .2s, background .2s;}
.nav__links a:hover{color:var(--ink);background:var(--bg-alt);}
.nav__cta{margin-left:8px;background:var(--ink);color:#fff;font-size:14px;padding:9px 18px;border-radius:999px;transition:transform .2s, background .2s;}
.nav__cta:hover{background:#000;transform:translateY(-1px);}

/* ---------- Hero ---------- */
.hero{position:relative;padding:124px 0 96px;background:
  radial-gradient(900px 420px at 82% -8%, #E8F4FC 0%, rgba(232,244,252,0) 60%),
  radial-gradient(700px 360px at 8% 0%, #EEF7FB 0%, rgba(238,247,251,0) 55%),
  #ffffff;}
.hero__grid{display:grid;grid-template-columns:minmax(0,1fr) 400px;gap:56px;align-items:center;}
.hero__text{max-width:620px;}
.hero__eyebrow{color:var(--accent);letter-spacing:.14em;font-size:13px;font-weight:600;margin:0 0 18px;text-transform:uppercase;}
.hero__title{font-size:clamp(32px,4.2vw,56px);line-height:1.12;margin:0 0 22px;font-weight:800;letter-spacing:-.02em;text-wrap:balance;}
.hero__shot{position:relative;margin:0;justify-self:end;width:100%;max-width:400px;}
.hero__shot img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:20px;border:1px solid var(--line);background:#fff;box-shadow:0 20px 56px rgba(14,44,66,.14);}
.hero__shot figcaption{margin-top:12px;font-size:12.5px;color:var(--muted);text-align:right;letter-spacing:.02em;}
.hero__shot-badge{position:absolute;top:14px;left:14px;z-index:2;background:rgba(14,44,66,.88);color:#fff;font-size:11.5px;letter-spacing:.1em;padding:5px 11px;border-radius:999px;}
@media (max-width:1024px){
  .hero__grid{grid-template-columns:1fr;gap:0;}
  .hero__shot{max-width:420px;justify-self:start;margin-top:36px;}
  .hero__shot figcaption{text-align:left;}
}
.hero__sub{font-size:clamp(17px,2vw,20px);color:var(--ink-soft);max-width:680px;margin:0 0 32px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.btn{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;padding:13px 26px;border-radius:999px;transition:transform .2s, background .2s, color .2s;}
.btn--primary{background:var(--ink);color:#fff;}
.btn--primary:hover{background:#000;transform:translateY(-1px);}
.btn--primary span{transition:transform .2s;}
.btn--primary:hover span{transform:translateX(4px);}
.btn--ghost{background:transparent;color:var(--ink);border:1px solid var(--line-strong);}
.btn--ghost:hover{border-color:var(--ink);}
.hero__tags{display:flex;flex-wrap:wrap;gap:10px;}
.hero__tag{background:var(--bg-alt);border:1px solid var(--line);padding:7px 15px;border-radius:999px;font-size:13px;color:var(--muted);}

/* ---------- 关键词滚动条 ---------- */
.marquee{overflow:hidden;background:var(--ink);padding:13px 0;}
.marquee__track{display:inline-flex;align-items:center;white-space:nowrap;animation:marquee-scroll 28s linear infinite;}
.marquee:hover .marquee__track{animation-play-state:paused;}
.marquee__item{color:#e8ebf2;font-size:14px;letter-spacing:.02em;padding:0 4px;}
.marquee__sep{color:#4b5163;padding:0 20px;}
@keyframes marquee-scroll{from{transform:translateX(0);}to{transform:translateX(-50%);}}

/* ---------- 通用 Section ---------- */
.section{padding:92px 0;}
.section--alt{background:var(--bg-alt);}
.section__head{max-width:760px;margin:0 auto 52px;}
.section__eyebrow{color:var(--accent);letter-spacing:.16em;font-size:12px;font-weight:600;margin:0 0 12px;text-transform:uppercase;}
.section__title{font-size:clamp(28px,4vw,42px);margin:0 0 14px;font-weight:800;letter-spacing:-.02em;}
.section__lead{color:var(--muted);font-size:17px;margin:0;}

/* ---------- 业务版图 ---------- */
.biz__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px;}
.biz-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:0;transition:transform .25s, box-shadow .25s, border-color .25s;overflow:hidden;display:flex;flex-direction:column;}
.biz-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-strong);}
.biz-card__shot{position:relative;display:block;aspect-ratio:4/3;overflow:hidden;background:#F5F9FC;border-bottom:1px solid var(--line);}
.biz-card__badge{position:absolute;left:10px;top:10px;z-index:2;background:rgba(14,44,66,.84);color:#fff;font-size:11px;font-weight:600;letter-spacing:.04em;padding:4px 9px;border-radius:6px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);}
.biz-card__shot img{width:100%;height:100%;object-fit:contain;padding:6px;transition:transform .45s ease;}
.biz-card:hover .biz-card__shot img{transform:scale(1.04);}
/* 无实拍时的占位块：与有图卡片等高，不假装有图 */
.biz-card__shot--hold{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:24px;background:linear-gradient(160deg,#EEF5FA,#DCE9F3);border-bottom:1px dashed var(--line-strong);}
.biz-card__holdicon{font-size:34px;line-height:1;opacity:.55;}
.biz-card__holdtext{font-size:12.5px;line-height:1.7;color:var(--muted);text-align:center;max-width:230px;}
.biz-card__body{padding:24px 26px 26px;display:flex;flex-direction:column;flex:1;}
.biz-card__icon{font-size:20px;margin-bottom:8px;line-height:1;}
.biz-card__title{margin:0 0 10px;font-size:21px;font-weight:700;letter-spacing:-.01em;}
.biz-card__tag{display:inline-block;background:var(--bg-alt);color:var(--accent);font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px;margin-bottom:12px;}
.biz-card__desc{color:var(--ink-soft);margin:0 0 18px;font-size:15px;}
.biz-card__products{display:flex;flex-wrap:wrap;gap:8px;}
.biz-card__products span{background:var(--bg-alt);border:1px solid var(--line);font-size:12px;color:var(--muted);padding:5px 12px;border-radius:8px;}

/* ---------- 关于云图 ---------- */
.about{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:start;}
.about__text p{color:var(--ink-soft);margin:0 0 16px;font-size:16px;}
.about__points{color:var(--muted);padding-left:18px;margin:18px 0 0;}
.about__points li{margin-bottom:10px;font-size:15px;}
.about__stats{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;}
.stat__num{font-size:38px;font-weight:800;letter-spacing:-.02em;line-height:1;}
.stat__suffix{font-size:20px;font-weight:700;margin-left:2px;}
.stat__label{color:var(--muted);margin-top:10px;font-size:14px;}

/* ---------- 云图理念（Culture） ---------- */
.about__cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;}
.about__card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;transition:transform .25s, box-shadow .25s;}
.about__card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.about__card-icon{font-size:28px;margin-bottom:12px;}
.about__card h3{margin:0 0 8px;font-size:18px;font-weight:700;}
.about__card p{margin:0;color:var(--muted);font-size:14px;line-height:1.6;}

/* ---------- 精选案例 ---------- */
.cases__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;}
.case-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .25s, box-shadow .25s;}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.case-card__img{width:100%;height:180px;object-fit:cover;background:linear-gradient(135deg,#eef3ff,#f4f1ff);}
.case-card__body{padding:22px 24px 26px;}
.case-card__tag{display:inline-block;background:var(--bg-alt);color:var(--accent);font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px;}
.case-card__metric{font-size:30px;font-weight:800;letter-spacing:-.02em;margin:14px 0 8px;}
.case-card__metric span{font-size:15px;color:var(--muted);font-weight:500;margin-left:6px;}
.case-card__body h3{margin:0 0 8px;font-size:19px;font-weight:700;}
.case-card__body p{margin:0;color:var(--muted);font-size:14px;}

/* ---------- 合作伙伴 ---------- */
.talents__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;}
.talent-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:transform .25s, box-shadow .25s;}
.talent-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.talent-card__head{display:flex;align-items:center;gap:16px;margin-bottom:14px;}
.talent-card__avatar{width:60px;height:60px;border-radius:50%;object-fit:cover;flex:none;}
.talent-card__avatar--ph{display:flex;align-items:center;justify-content:center;background:var(--ink);color:#fff;font-size:24px;font-weight:700;}
.talent-card__name{margin:0;font-size:18px;font-weight:700;}
.talent-card__type{display:inline-block;margin-top:5px;background:var(--bg-alt);color:var(--accent);font-size:12px;font-weight:600;padding:3px 11px;border-radius:999px;}
.talent-card__bio{color:var(--ink-soft);font-size:14px;margin:0 0 16px;}
.talent-card__plabel{font-size:12px;color:var(--muted);}
.talent-card__ptags{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px;}
.talent-card__ptag{background:var(--bg-alt);border:1px solid var(--line);font-size:12px;color:var(--muted);padding:4px 11px;border-radius:8px;}
.talents__empty{grid-column:1/-1;text-align:center;color:var(--muted);padding:40px;background:#fff;border:1px dashed var(--line);border-radius:var(--radius);}

/* ---------- 联系我们 ---------- */
.contact{max-width:1080px;margin:0 auto;display:grid;grid-template-columns:1fr 1.3fr;gap:22px;align-items:start;}
.contact__card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 30px;box-shadow:var(--shadow);}
.contact__card h3{margin:0 0 8px;font-size:22px;font-weight:800;}
.contact__card p{color:var(--muted);margin:0 0 20px;font-size:15px;}
.contact__items{list-style:none;padding:0;margin:0 0 18px;}
.contact__items li{padding:11px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-soft);}
.contact__items li strong{display:inline-block;min-width:72px;color:var(--ink);font-weight:600;}
.contact__tags{display:flex;flex-wrap:wrap;gap:8px;}
.contact__tag{background:var(--bg-alt);border:1px solid var(--line);font-size:13px;color:var(--muted);padding:6px 13px;border-radius:999px;}

/* ---------- 页脚 ---------- */
.footer{background:var(--ink);color:#c9cdd8;padding:64px 0 0;}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.footer__logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:#fff;}
.footer__logo img{height:36px;width:36px;object-fit:contain;background:#fff;border-radius:9px;padding:4px;}
.footer__slogan{color:#9aa0b0;font-size:14px;margin:16px 0 0;max-width:300px;line-height:1.6;}
.footer__col h4{color:#fff;font-size:14px;font-weight:700;margin:0 0 16px;letter-spacing:.02em;}
.footer__col ul{list-style:none;padding:0;margin:0;}
.footer__col li{margin-bottom:11px;}
.footer__col a,.footer__col li{color:#9aa0b0;font-size:14px;transition:color .2s;}
.footer__col a:hover{color:#fff;}
.footer__bar{display:flex;justify-content:space-between;align-items:center;border-top:1px solid rgba(255,255,255,.1);padding:22px 0;color:#7e8494;font-size:13px;}
.footer__bar a{color:#9aa0b0;text-decoration:none;transition:color .2s;}
.footer__bar a:hover{color:#fff;text-decoration:underline;}

/* ---------- 提交合作资料（前台图片上传） ---------- */
.inquiry{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 32px;box-shadow:var(--shadow);margin-top:0;}
.inquiry__title{margin:0 0 6px;font-size:22px;font-weight:800;}
.inquiry__hint{color:var(--muted);font-size:14px;margin:0 0 20px;}
.inquiry__row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px;}
.inquiry input,.inquiry textarea{width:100%;padding:12px 14px;border:1px solid var(--line-strong);border-radius:10px;font:inherit;color:var(--ink);background:#fff;transition:border-color .2s;}
.inquiry input:focus,.inquiry textarea:focus{outline:none;border-color:var(--ink);}
.inquiry textarea{margin-bottom:14px;resize:vertical;}
.inquiry__file{margin-bottom:18px;}
.inquiry__file input[type=file]{font-size:13px;color:var(--muted);}
.inquiry__fileinfo{display:inline-block;margin-left:10px;font-size:12px;color:var(--muted);}
.inquiry__actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.inquiry__status{font-size:14px;color:var(--muted);}
.inquiry__status:empty{display:none;}

/* ---------- 能力事实带 ---------- */
.facts{border-bottom:1px solid var(--line);background:#fff;}
.facts__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.fact{padding:34px 26px;border-left:1px solid var(--line);}
.fact:first-child{border-left:none;padding-left:0;}
.fact__value{font-size:22px;font-weight:800;letter-spacing:-.01em;color:var(--ink);line-height:1.2;}
.fact__label{color:var(--muted);font-size:13.5px;line-height:1.6;margin-top:8px;}

/* ---------- 产品矩阵补充 ---------- */
.biz-card__points{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:7px;}
.biz-card__points li{position:relative;padding-left:15px;font-size:13.5px;color:var(--muted);line-height:1.6;}
.biz-card__points li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--accent);opacity:.55;}
.note-line{display:flex;gap:14px;align-items:flex-start;margin-top:34px;max-width:1180px;}
.note-line__bar{flex:none;width:3px;height:18px;background:var(--warn);margin-top:3px;}
.note-line p{margin:0;color:var(--muted);font-size:13.5px;line-height:1.75;}

/* ---------- 可定制清单 ---------- */
.cust__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.cust-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 26px 22px;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s,border-color .25s;}
.cust-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-strong);}
.cust-card__no{font-size:12px;font-weight:800;letter-spacing:.18em;color:var(--accent);margin-bottom:12px;}
.cust-card h3{margin:0 0 9px;font-size:18px;font-weight:700;}
.cust-card p{margin:0;color:var(--ink-soft);font-size:14.5px;line-height:1.7;}
.cust-card__eg{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);color:var(--muted);font-size:12.5px;line-height:1.6;}
.cust__foot{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-top:36px;padding-top:28px;border-top:1px solid var(--line-strong);}
.cust__foot p{margin:0;font-size:17px;font-weight:700;color:var(--ink);}

/* ---------- 合作流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:24px 22px;}
.flow__item{display:flex;gap:16px;padding-bottom:22px;border-bottom:1px solid var(--line);}
.flow__no{flex:none;font-size:13px;font-weight:800;letter-spacing:.06em;color:#fff;background:var(--ink);width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;}
.flow__body h3{margin:4px 0 8px;font-size:17px;font-weight:700;}
.flow__body p{margin:0 0 10px;color:var(--muted);font-size:13.5px;line-height:1.7;}
.flow__out{font-size:12px;color:var(--accent);background:var(--bg-alt);border:1px solid var(--line);padding:3px 10px;border-radius:999px;}

/* ---------- 工厂 ---------- */
.factory__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.fac-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s;}
.fac-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.fac-card__img{width:100%;aspect-ratio:4/3;object-fit:cover;background:linear-gradient(135deg,#E8F4FC,#F2F8FC);}
.fac-card__body{padding:24px 26px 26px;}
.fac-card__body h3{margin:0 0 9px;font-size:19px;font-weight:700;}
.fac-card__body p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.75;}
.fac-card--text{border-left:3px solid var(--accent);}
.visit{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;margin-top:34px;background:var(--ink);border-radius:var(--radius);padding:32px 38px;color:#fff;}
.visit__text h3{margin:0 0 7px;font-size:20px;font-weight:800;color:#fff;}
.visit__text p{margin:0;color:rgba(255,255,255,.72);font-size:14px;line-height:1.7;max-width:620px;}
.visit .btn--primary{background:#fff;color:var(--ink);}
.visit .btn--primary:hover{background:#EAF4FB;}

/* ---------- 交付 ---------- */
.deliv__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.deliv-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;}
.deliv-card__no{font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--accent);}
.deliv-card h3{margin:10px 0 8px;font-size:17px;font-weight:700;}
.deliv-card p{margin:0;color:var(--muted);font-size:13.5px;line-height:1.7;}

/* ---------- 行业应用 ---------- */
.ind__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;}
.ind-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:transform .25s,box-shadow .25s;}
.ind-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.ind-card__head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px;}
.ind-card__head h3{margin:0;font-size:18px;font-weight:700;}
.ind-card__tag{flex:none;font-size:11.5px;color:var(--accent);background:var(--bg-alt);border:1px solid var(--line);padding:3px 10px;border-radius:999px;}
.ind-card__desc{margin:0 0 14px;color:var(--ink-soft);font-size:14px;line-height:1.7;}
.ind-card__points{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:7px;border-top:1px solid var(--line);padding-top:14px;}
.ind-card__points li{position:relative;padding-left:15px;font-size:13px;color:var(--muted);line-height:1.6;}
.ind-card__points li::before{content:"";position:absolute;left:0;top:8px;width:5px;height:5px;border-radius:50%;background:var(--accent);opacity:.55;}

/* ---------- 常见问题 ---------- */
.faq__list{max-width:900px;margin:0 auto;border-top:1px solid var(--line-strong);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 4px;cursor:pointer;list-style:none;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item__q{font-size:16.5px;font-weight:600;color:var(--ink);line-height:1.55;}
.faq-item__icon{flex:none;width:22px;height:22px;position:relative;border-radius:50%;border:1px solid var(--line-strong);transition:transform .25s,border-color .25s;}
.faq-item__icon::before,.faq-item__icon::after{content:"";position:absolute;background:var(--muted);transition:opacity .25s,background .25s;}
.faq-item__icon::before{left:6px;right:6px;top:10px;height:1.5px;}
.faq-item__icon::after{top:6px;bottom:6px;left:10px;width:1.5px;}
.faq-item[open] .faq-item__icon{border-color:var(--accent);transform:rotate(90deg);}
.faq-item[open] .faq-item__icon::after{opacity:0;}
.faq-item[open] .faq-item__icon::before{background:var(--accent);}
.faq-item__a{padding:0 4px 24px;color:var(--ink-soft);font-size:14.5px;line-height:1.85;max-width:760px;}

/* ---------- 联系方式条目（两列式） ---------- */
.contact__items li{display:flex;gap:10px;align-items:baseline;}
.contact__items li strong{flex:none;min-width:72px;}
.contact__items li span{flex:1;}
.contact__items li a{color:var(--ink);font-weight:600;border-bottom:1px solid var(--line-strong);}
.contact__items li a:hover{color:var(--accent);border-color:var(--accent);}

/* ---------- 实机参数（深色面板） ---------- */
/* ---------- 工厂硬数据条 ---------- */
.factbar{margin:6px auto 34px;}
.factbar__grid{display:grid;grid-template-columns:repeat(4,1fr);border-radius:20px;overflow:hidden;color:#fff;
  background:linear-gradient(155deg,#0E2C42 0%,#153F5B 55%,#0E2C42 100%);box-shadow:0 18px 44px rgba(14,44,66,.18);}
.factbar__item{padding:30px 26px;}
.factbar__item+.factbar__item{border-left:1px solid rgba(255,255,255,.12);}
.factbar__num{font-size:38px;font-weight:800;line-height:1;letter-spacing:-.02em;color:#fff;}
.factbar__unit{font-size:16px;font-weight:600;margin-left:3px;color:#7FC9EA;}
.factbar__label{margin-top:10px;font-size:13px;line-height:1.6;color:rgba(255,255,255,.72);}
.factbar__addr{display:flex;gap:10px;align-items:flex-start;margin-top:14px;padding:16px 20px;background:var(--bg-alt);border:1px solid var(--line);border-radius:14px;font-size:14px;color:var(--ink-soft);}
.factbar__pin{color:var(--accent);font-size:15px;line-height:1.5;flex:0 0 auto;}
.factbar__addr strong{display:block;font-weight:600;color:var(--ink);}
.factbar__addrnote{display:block;margin-top:4px;font-size:13px;color:var(--muted);}

.spec{position:relative;margin-top:72px;padding:48px 48px 42px;border-radius:24px;color:#fff;overflow:hidden;
  background:linear-gradient(155deg,#0E2C42 0%,#153F5B 55%,#0E2C42 100%);}
.spec::before{content:"";position:absolute;right:-140px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,155,209,.42),rgba(46,155,209,0) 70%);pointer-events:none;}
.spec__head{position:relative;max-width:720px;margin-bottom:34px;}
.spec__eyebrow{color:#7FC9EA;letter-spacing:.16em;font-size:12px;font-weight:600;margin:0 0 12px;text-transform:uppercase;}
.spec__title{font-size:clamp(24px,3.2vw,34px);line-height:1.2;margin:0 0 12px;font-weight:800;letter-spacing:-.02em;color:#fff;}
.spec__model{display:inline-block;font-size:12.5px;color:#A6DCF2;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);padding:5px 13px;border-radius:999px;margin:0 0 14px;}
.spec__lead{color:rgba(255,255,255,.72);font-size:15px;line-height:1.8;margin:0;}
.spec__body{position:relative;display:grid;grid-template-columns:1.62fr .9fr;gap:32px;align-items:start;}
.spec__cards{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.spec__card{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.13);border-radius:14px;padding:18px 20px 14px;}
.spec__card h3{margin:0 0 8px;font-size:12px;font-weight:700;letter-spacing:.14em;color:#7FC9EA;}
.spec__card dl{margin:0;}
.spec__row{display:flex;justify-content:space-between;gap:18px;padding:8px 0;border-top:1px solid rgba(255,255,255,.085);}
.spec__row:first-child{border-top:none;padding-top:2px;}
.spec__row dt{margin:0;flex:none;color:rgba(255,255,255,.58);font-size:13px;}
.spec__row dd{margin:0;font-size:13px;font-weight:600;color:#fff;text-align:right;line-height:1.55;}
.spec__card:last-child:nth-child(odd){grid-column:1/-1;}
.spec__side{display:flex;flex-direction:column;gap:14px;}
.spec__shot{display:block;border-radius:14px;overflow:hidden;border:1px solid rgba(255,255,255,.16);background:#fff;}
.spec__shot img{width:100%;aspect-ratio:16/10;object-fit:contain;background:#fff;display:block;}
.spec__shot span{display:block;padding:9px 12px;font-size:12px;color:var(--ink);text-align:center;border-top:1px solid var(--line);}
.spec__note{margin:0;font-size:12.5px;line-height:1.72;color:rgba(255,255,255,.55);}
.spec__cta{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;background:#fff;color:var(--ink);font-size:14px;font-weight:700;padding:12px 20px;border-radius:999px;transition:transform .2s,background .2s;}
.spec__cta:hover{background:#EAF4FB;transform:translateY(-1px);}

/* ---------- 厂区实拍 ---------- */
.gallery{margin-top:60px;}
.gallery__head{max-width:760px;margin-bottom:24px;}
.gallery__title{font-size:clamp(22px,2.8vw,30px);margin:0 0 10px;font-weight:800;letter-spacing:-.02em;}
.gallery__lead{color:var(--muted);font-size:15px;margin:0;}
.gallery__grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.gal-item{position:relative;display:block;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#fff;aspect-ratio:16/9;}
.gal-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.gal-item:hover img{transform:scale(1.04);}
.gal-item__cap{position:absolute;left:0;right:0;bottom:0;padding:30px 16px 13px;font-size:12.5px;color:#fff;
  background:linear-gradient(rgba(8,26,40,0),rgba(8,26,40,.8));}

/* ---------- 滚动入场动画 ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease;}
.reveal.is-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
  .marquee__track{animation:none;}
}

/* ---------- 响应式 ---------- */
@media (max-width:900px){
  .about{grid-template-columns:1fr;gap:36px;}
  .contact{grid-template-columns:1fr;}
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px;}
  .facts__grid{grid-template-columns:1fr 1fr;}
  .fact:nth-child(odd){border-left:none;padding-left:0;}
  .fact{border-top:1px solid var(--line);}
  .fact:nth-child(-n+2){border-top:none;}
  .cust__grid{grid-template-columns:1fr 1fr;}
  .flow{grid-template-columns:1fr 1fr;}
  .deliv__grid{grid-template-columns:1fr 1fr;}
  .factory__grid{grid-template-columns:1fr;}
  .visit{padding:26px 26px;}
  .spec{padding:36px 28px 32px;border-radius:18px;}
  .spec__body{grid-template-columns:1fr;gap:26px;}
  .spec__cards{grid-template-columns:1fr;}
  .spec__card:last-child:nth-child(odd){grid-column:auto;}
  .gallery__grid{grid-template-columns:1fr;}
  .factbar__grid{grid-template-columns:1fr 1fr;}
  .factbar__item:nth-child(odd){border-left:0;}
  .factbar__item:nth-child(3),.factbar__item:nth-child(4){border-top:1px solid rgba(255,255,255,.12);}
}
@media (max-width:760px){
  .nav__links{display:none;}
  .hero{padding:88px 0 64px;}
  .section{padding:68px 0;}
  .about__stats{grid-template-columns:1fr 1fr;}
  .footer__grid{grid-template-columns:1fr;gap:28px;}
  .footer__bar{flex-direction:column;gap:8px;text-align:center;}
  .inquiry__row{grid-template-columns:1fr;}
  .facts__grid{grid-template-columns:1fr;}
  .fact{border-left:none;padding-left:0;}
  .cust__grid{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr;}
  .deliv__grid{grid-template-columns:1fr;}
  .cust__foot{flex-direction:column;align-items:flex-start;}
  .faq-item__q{font-size:15.5px;}
  .spec{padding:28px 18px 26px;margin-top:48px;}
  .spec__row dt,.spec__row dd{font-size:12.5px;}
  .spec__cta{width:100%;justify-content:center;}
  .nav__word{font-size:15px;letter-spacing:.1em;}
  .nav__logo img{height:34px;width:34px;}
  .factbar__item{padding:22px 18px;}
  .factbar__num{font-size:29px;}
  .factbar__unit{font-size:13px;}
  .factbar__label{font-size:12px;margin-top:8px;}
  .factbar__addr{padding:14px 16px;font-size:13px;}
}

/* ============================================================
   2026-10-28 结构重排：首屏自述段 / 快捷导航条 / 系列标签 /
   行业图标卡 / 技术支持块
   ============================================================ */

/* ---------- 首屏自述段 ---------- */
.hero__sub{margin:0 0 18px;}
.hero__intro{font-size:15px;line-height:1.85;color:var(--muted);max-width:620px;margin:0 0 30px;
  padding-left:16px;border-left:2px solid var(--line-strong);}
.hero__intro strong{color:var(--ink-soft);font-weight:700;}

/* ---------- 快捷导航条（吸附在主导航下方） ---------- */
.quickbar{position:sticky;top:68px;z-index:40;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(14px);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.quickbar__inner{display:flex;align-items:stretch;overflow-x:auto;scrollbar-width:none;}
.quickbar__inner::-webkit-scrollbar{display:none;}
.quickbar__item{flex:1 0 auto;min-width:132px;display:flex;flex-direction:column;gap:2px;
  padding:13px 18px 14px;border-right:1px solid var(--line);transition:background .2s;}
.quickbar__item:last-child{border-right:none;}
.quickbar__item:hover{background:var(--bg-alt);}
.quickbar__item.is-active{background:#fff;}
.quickbar__item.is-active .quickbar__label{color:var(--accent);}
.quickbar__label{font-size:14.5px;font-weight:700;color:var(--ink);letter-spacing:-.01em;transition:color .2s;}
.quickbar__note{font-size:11.5px;color:var(--muted);letter-spacing:.01em;}

/* ---------- 产品卡：系列号 + 型号 ---------- */
.biz-card__series{display:flex;align-items:center;gap:8px;margin-bottom:8px;}
.biz-card__seriesno{font-size:11.5px;font-weight:800;letter-spacing:.1em;color:var(--accent);
  background:#fff;border:1px solid var(--line-strong);border-radius:6px;padding:2px 7px;}
.biz-card__seriesname{font-size:12px;color:var(--muted);letter-spacing:.04em;}
.biz-card__model{margin:12px 0 0;font-size:12.5px;color:var(--muted);letter-spacing:.02em;
  padding-top:12px;border-top:1px dashed var(--line-strong);}
.biz-card__model b{color:var(--ink-soft);font-weight:700;letter-spacing:.04em;}

/* ---------- 行业卡：图标前置 ---------- */
.ind-card__icon{width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  font-size:22px;line-height:1;background:linear-gradient(150deg,#EAF4FB,#DCEDF8);
  border:1px solid var(--line);margin-bottom:16px;}
.ind-card__head{margin-bottom:8px;}

/* ---------- 技术支持 ---------- */
.sup__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:20px;}
.sup-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:28px 26px 24px;transition:transform .25s,box-shadow .25s,border-color .25s;}
.sup-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-strong);}
.sup-card__icon{font-size:24px;line-height:1;margin-bottom:16px;}
.sup-card h3{margin:0 0 10px;font-size:17.5px;font-weight:700;letter-spacing:-.01em;}
.sup-card p{margin:0 0 20px;color:var(--ink-soft);font-size:14px;line-height:1.75;flex:1;}
.sup-card__link{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;
  color:var(--accent);margin-top:auto;}
.sup-card__link span{transition:transform .2s;}
.sup-card:hover .sup-card__link span{transform:translateX(4px);}

@media (max-width:1024px){
  .quickbar__item{min-width:118px;padding:12px 15px 13px;}
  .quickbar__label{font-size:13.5px;}
  .quickbar__note{font-size:11px;}
}
@media (max-width:760px){
  /* 手机上两条吸附栏太吃屏，快捷条改为随页面滚走 */
  .quickbar{position:static;}
  .quickbar__inner{padding:0 4px;}
  .quickbar__item{min-width:96px;padding:10px 12px 11px;}
  .quickbar__label{font-size:13px;}
  .quickbar__note{display:none;}
  .hero__intro{font-size:14px;padding-left:13px;}
  .sup__grid{grid-template-columns:1fr;}
  .ind-card__icon{width:40px;height:40px;font-size:19px;border-radius:11px;}
}

/* 锚点跳转时给吸附的「导航 + 快捷条」让出高度，避免标题被压住 */
section[id],div[id="top"]{scroll-margin-top:132px;}
@media (max-width:760px){
  section[id],div[id="top"]{scroll-margin-top:78px;}
}

/* ===================== 行业应用案例库（参照同行：图 + 标签 + 标题 + 要点 + 询价） ===================== */
.case__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.case-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
  transition:transform .25s,box-shadow .25s,border-color .25s;}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-strong);}
.case-card__shot{position:relative;display:block;aspect-ratio:4/3;background:var(--bg-alt);overflow:hidden;}
.case-card__shot img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease;}
.case-card:hover .case-card__shot img{transform:scale(1.045);}
.case-card__no{position:absolute;top:12px;left:12px;z-index:2;background:rgba(14,44,66,.88);color:#fff;
  font-size:11.5px;font-weight:700;letter-spacing:.1em;padding:4px 9px;border-radius:6px;}
.case-card__tag{position:absolute;left:12px;bottom:12px;z-index:2;background:rgba(255,255,255,.95);
  color:var(--ink);font-size:11.5px;font-weight:700;letter-spacing:.01em;
  padding:5px 11px;border-radius:999px;border:1px solid rgba(14,44,66,.08);}
.case-card__body{display:flex;flex-direction:column;flex:1;padding:22px 22px 20px;}
.case-card__title{margin:0 0 8px;font-size:17px;font-weight:700;line-height:1.45;letter-spacing:-.01em;}
.case-card__desc{margin:0 0 14px;color:var(--muted);font-size:13.5px;line-height:1.7;}
.case-card__points{list-style:none;margin:0 0 18px;padding:0;display:flex;flex-direction:column;gap:7px;}
.case-card__points li{position:relative;padding-left:15px;font-size:13px;color:var(--ink-soft);line-height:1.6;}
.case-card__points li::before{content:"";position:absolute;left:0;top:8px;width:5px;height:5px;
  border-radius:50%;background:var(--accent);opacity:.8;}
.case-card__foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;}
.case-card__model{font-size:12.5px;color:var(--muted);}
.case-card__model b{color:var(--ink);font-weight:700;}
.case-card__more{display:inline-flex;align-items:center;gap:5px;font-size:13px;font-weight:700;
  color:var(--accent);white-space:nowrap;}
.case-card__more span{transition:transform .2s;}
.case-card:hover .case-card__more span{transform:translateX(4px);}
.case__foot{margin-top:34px;display:flex;align-items:center;justify-content:space-between;
  gap:20px;flex-wrap:wrap;padding:22px 26px;background:var(--bg-alt);border-radius:var(--radius);}
.case__foot p{margin:0;font-size:14.5px;color:var(--ink-soft);}

/* ===================== 技术文章列表（参照同行新闻中心：日期 + 标题 + 摘要） ===================== */
.post__list{display:flex;flex-direction:column;border-top:1px solid var(--line-strong);}
.post-item{display:grid;grid-template-columns:96px minmax(0,1fr) auto;gap:24px;align-items:center;
  padding:22px 6px;border-bottom:1px solid var(--line);
  transition:background .2s,padding-left .2s;}
.post-item:hover{background:var(--bg-alt);padding-left:16px;}
.post-item__date{display:flex;flex-direction:column;line-height:1;}
.post-item__date b{font-size:26px;font-weight:800;letter-spacing:-.02em;color:var(--ink);}
.post-item__date span{font-size:11.5px;color:var(--muted);letter-spacing:.06em;margin-top:6px;}
.post-item__main{min-width:0;}
.post-item__title{margin:0 0 5px;font-size:16.5px;font-weight:700;line-height:1.45;letter-spacing:-.01em;}
.post-item__sum{margin:0;color:var(--muted);font-size:13.5px;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-item__side{display:flex;align-items:center;gap:14px;}
.post-item__tag{font-size:11.5px;font-weight:700;color:var(--ink-soft);background:var(--bg-alt);
  border:1px solid var(--line);padding:4px 10px;border-radius:999px;white-space:nowrap;transition:background .2s;}
.post-item:hover .post-item__tag{background:#fff;}
.post-item__go{font-size:13px;font-weight:700;color:var(--accent);white-space:nowrap;
  opacity:0;transform:translateX(-6px);transition:opacity .2s,transform .2s;}
.post-item:hover .post-item__go{opacity:1;transform:translateX(0);}

@media (max-width:1024px){
  .case__grid{grid-template-columns:repeat(2,1fr);gap:20px;}
  .post-item{grid-template-columns:78px minmax(0,1fr);gap:18px;}
  .post-item__side{grid-column:1/-1;justify-content:flex-start;margin-top:-2px;}
}
@media (max-width:760px){
  .case__grid{grid-template-columns:1fr;}
  .case__foot{flex-direction:column;align-items:flex-start;padding:20px 22px;}
  .post-item{grid-template-columns:minmax(0,1fr);gap:7px;padding:18px 4px;}
  .post-item:hover{padding-left:4px;}
  .post-item__date{flex-direction:row;align-items:baseline;gap:8px;}
  .post-item__date b{font-size:17px;}
  .post-item__date span{font-size:11px;margin-top:0;}
  .post-item__side{margin-top:2px;}
  .post-item__go{opacity:1;transform:none;}
}