@charset "utf-8";

/* 漫步低空科技 · Premium brand layer
   Loaded after theme.css so the existing PbootCMS templates and data bindings stay intact. */

:root{
  --navy:#061426;
  --navy2:#0a2340;
  --ink:#0a1830;
  --body:#43536a;
  --muted:#75849a;
  --line:#dce5ef;
  --bg:#f3f7fb;
  --white:#fff;
  --brand:#174cff;
  --brand-d:#0d37c5;
  --cyan:#2be5e5;
  --r-s:8px;
  --r-m:14px;
  --r-l:24px;
  --maxw:1280px;
  --sh:0 18px 50px -28px rgba(6,20,38,.28);
  --sh-lg:0 34px 90px -42px rgba(6,20,38,.55);
  --font:"Inter","PingFang SC","Microsoft YaHei","Segoe UI",Arial,sans-serif;
}

html{scroll-behavior:smooth}
body{font-size:16px;line-height:1.75;letter-spacing:.01em;background:var(--bg);color:var(--body)}
[id]{scroll-margin-top:90px}
::selection{background:rgba(43,229,229,.28);color:var(--navy)}
.wrap{width:min(calc(100% - 48px),var(--maxw));max-width:var(--maxw)}

/* Complete transparent logo: the source canvas has generous padding. */
.brand-crop{position:relative;display:block;width:56px;height:42px;overflow:hidden;flex:0 0 auto}
.brand-crop>img{position:absolute!important;left:-10.5px;top:-9.8px;width:77px!important;height:auto!important;max-width:none!important}

/* Navigation */
.nav{height:82px;padding:0;background:rgba(4,16,32,.72);border-bottom:1px solid rgba(255,255,255,.1);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);transition:height .35s ease,background .35s ease}
.nav.scrolled{height:72px;padding:0;background:rgba(4,16,32,.95);box-shadow:0 16px 50px rgba(0,0,0,.18)}
.nav>.wrap{height:100%;display:flex;align-items:center}
.nav .logo{height:100%;display:flex;align-items:center;gap:0;padding-right:18px}
.nav .logo .txt{display:none}
.nav .menu{height:100%;margin-left:auto;margin-right:30px;gap:4px}
.nav .menu>.mi{height:100%;display:flex;align-items:center}
.nav .menu a.mlink{position:relative;height:100%;display:flex;align-items:center;padding:0 16px;color:rgba(255,255,255,.74);font-size:15px;font-weight:500;letter-spacing:.04em;border-radius:0;background:transparent!important}
.nav .mlink:after{content:"";position:absolute;left:16px;right:16px;bottom:0;height:2px;background:var(--cyan);transform:scaleX(0);transform-origin:center;transition:transform .25s ease}
.nav .mlink:hover,.nav .mlink.active{color:#fff}
.nav .mlink:hover:after,.nav .mlink.active:after{transform:scaleX(1)}
.nav .drop{top:calc(100% + 1px);min-width:230px;padding:10px;background:rgba(7,24,45,.98);border:1px solid rgba(255,255,255,.1);border-radius:0 0 12px 12px;box-shadow:0 22px 50px rgba(0,0,0,.28)}
.nav .drop-wide{min-width:250px}
.nav .drop-right{left:auto;right:0;transform:translateY(8px)}
.nav .mi:hover .drop-right,.nav .mi:focus-within .drop-right{transform:translateY(0)}
.nav .mi:hover .drop,.nav .mi:focus-within .drop{opacity:1;visibility:visible}
.nav .drop-label{display:block;padding:7px 12px 5px;color:rgba(43,229,229,.64);font-size:10px;font-weight:700;letter-spacing:.18em}
.nav .drop a{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:10px 12px;color:rgba(255,255,255,.78);border-radius:7px}
.nav .drop a span{white-space:nowrap}
.nav .drop a small{color:rgba(255,255,255,.36);font-size:11px;white-space:nowrap}
.nav .drop a:hover,.nav .drop a:focus{color:#fff;background:rgba(43,229,229,.09);padding-left:16px}
.nav .drop a:hover small,.nav .drop a:focus small{color:rgba(43,229,229,.76)}
.nav-cta{gap:14px}
.nav-tel{font-size:14px;color:#fff;letter-spacing:.02em}
.nav-tel .ic{background:rgba(43,229,229,.1);border:1px solid rgba(43,229,229,.22)}
.nav-tel .ic svg{fill:var(--cyan)}

/* Buttons */
.btn{min-height:48px;border-radius:8px;padding:0 24px;font-size:15px;font-weight:650;letter-spacing:.02em;box-shadow:none;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease}
.btn:hover{transform:translateY(-2px)}
.btn-primary{color:#031525!important;background:var(--cyan)!important;border-color:var(--cyan)!important;box-shadow:0 14px 30px -16px rgba(43,229,229,.8)}
.btn-primary:hover{background:#73f4ef!important;border-color:#73f4ef!important;box-shadow:0 18px 36px -16px rgba(43,229,229,.9)}
.btn-ghost{color:#fff!important;background:rgba(255,255,255,.045)!important;border:1px solid rgba(255,255,255,.26)!important}
.btn-ghost:hover{background:rgba(255,255,255,.1)!important;border-color:rgba(255,255,255,.48)!important}
.btn-line{color:var(--ink)!important;background:#fff!important;border:1px solid var(--line)!important}
.btn-line:hover{color:var(--brand)!important;border-color:rgba(23,76,255,.38)!important}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn svg{width:17px;height:17px;fill:currentColor}

/* Hero */
.hero{position:relative;min-height:calc(100vh - 82px);padding:150px 0 78px;background:var(--navy);overflow:hidden;isolation:isolate}
.hero:before{content:"";position:absolute;inset:0;z-index:-3;background:linear-gradient(90deg,rgba(4,16,32,.98) 0%,rgba(4,16,32,.91) 38%,rgba(4,16,32,.46) 74%,rgba(4,16,32,.62) 100%),url("../../static/upload/image/20260914/home-hero-low-altitude.png") center/cover no-repeat;filter:saturate(.9) contrast(1.03)}
.hero:after{content:"";position:absolute;z-index:-2;inset:auto -10% -46% 20%;height:72%;background:radial-gradient(ellipse at center,rgba(23,76,255,.3),transparent 68%);pointer-events:none}
.hero .grid{z-index:-1;opacity:.12;background-size:72px 72px;mask-image:linear-gradient(to bottom,black,transparent 82%)}
.hero .glow{left:-16%;top:-24%;width:720px;height:720px;background:rgba(23,76,255,.2);filter:blur(130px)}
.hero>.wrap{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(410px,.92fr);gap:7vw;align-items:center}
.hero .pill{display:inline-flex;align-items:center;gap:10px;margin-bottom:28px;padding:8px 12px 8px 9px;border-radius:7px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.055);font-size:13px;color:rgba(255,255,255,.8);letter-spacing:.06em;text-transform:uppercase}
.hero .pill .dot{width:7px;height:7px;background:var(--cyan);box-shadow:0 0 0 6px rgba(43,229,229,.1),0 0 22px var(--cyan)}
.hero h1{max-width:760px;font-size:clamp(48px,5vw,76px);line-height:1.08;font-weight:720;letter-spacing:-.045em;color:#fff}
.hero h1 .hl{display:inline;color:#fff;background:none;-webkit-text-fill-color:currentColor}
.hero h1 .hl:after{content:"";display:block;width:104px;height:4px;margin:18px 0 14px;background:linear-gradient(90deg,var(--cyan),var(--brand));border-radius:2px}
.hero h1 .hero-line{display:block;white-space:nowrap;font-size:.86em}
.hero .lead{max-width:680px;margin-top:26px;color:rgba(225,235,247,.74);font-size:17px;line-height:1.95}
.hero .actions{margin-top:34px;gap:12px}
.hero-stats{margin-top:54px;padding-top:25px;border-top:1px solid rgba(255,255,255,.14);display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0}
.hero-stats .s{position:relative;min-width:0;padding:0 12px;border-right:1px solid rgba(255,255,255,.12)}
.hero-stats .s:first-child{padding-left:0}
.hero-stats .s:last-child{padding-right:0;border:0}
.hero-stats .s b{display:block!important;font-size:15px!important;color:#fff;white-space:nowrap}
.hero-stats .s span{display:block;white-space:nowrap;font-size:12px;color:rgba(255,255,255,.5);letter-spacing:0}
.hero-visual{display:flex;justify-content:flex-end;align-items:center;min-width:0}
.float-card{position:relative;width:min(100%,520px);aspect-ratio:1/.92;border-radius:28px;background:linear-gradient(155deg,rgba(255,255,255,.11),rgba(255,255,255,.025)),url("../../static/upload/image/20260914/home-card-drone.png") center/cover no-repeat;border:1px solid rgba(255,255,255,.2);box-shadow:0 50px 110px -50px rgba(0,0,0,.8);overflow:visible}
.float-card:before{content:"MANBU AIR  ·  OPERATION 01";position:absolute;left:24px;top:22px;padding:8px 10px;background:rgba(4,16,32,.72);border:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.68);font-size:10px;letter-spacing:.15em;backdrop-filter:blur(10px)}
.float-card:after{content:"";position:absolute;left:22px;right:22px;top:50%;height:1px;background:linear-gradient(90deg,transparent,var(--cyan),transparent);box-shadow:0 0 20px var(--cyan);animation:scan 4.5s ease-in-out infinite}
.float-card .ring,.float-card .craft{display:none}
.float-card .chip{border-radius:7px;background:rgba(4,16,32,.78);border:1px solid rgba(255,255,255,.16);color:#fff;backdrop-filter:blur(12px);box-shadow:0 20px 50px rgba(0,0,0,.35);font-size:13px}
.float-card .chip .p{background:var(--cyan);box-shadow:0 0 14px var(--cyan)}
.float-card .c1{left:-42px;top:30%}
.float-card .c2{right:-24px;bottom:13%}
@keyframes scan{0%,100%{transform:translateY(-118px);opacity:.25}50%{transform:translateY(118px);opacity:.9}}

/* Sections and headings */
.sec{padding:112px 0}
.sec-white{background:#fff}
.sec-bg{background:var(--bg)}
.sec-head{max-width:760px;margin:0 0 52px;text-align:left}
.sec-head .eyebrow{display:inline-flex;align-items:center;gap:10px;margin-bottom:14px;color:var(--brand);font-size:12px;font-weight:760;letter-spacing:.16em;text-transform:uppercase}
.sec-head .eyebrow:before{content:"";width:28px;height:2px;background:var(--brand)}
.sec-head h2{font-size:clamp(34px,3.4vw,48px);line-height:1.18;letter-spacing:-.035em;color:var(--ink)}
.sec-head p{max-width:670px;margin:18px 0 0;color:var(--body);font-size:16px}

/* Business architecture */
.biz{counter-reset:business;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.biz-item{counter-increment:business;position:relative;min-height:310px;padding:42px 42px 36px;border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden;box-shadow:0 20px 56px -42px rgba(8,28,56,.45);transition:transform .35s ease,border-color .35s ease,box-shadow .35s ease}
.biz-item:after{content:"0" counter(business);position:absolute;right:28px;top:19px;color:rgba(10,24,48,.07);font-size:72px;line-height:1;font-weight:800;letter-spacing:-.08em}
.biz-item:before{content:"";position:absolute;left:0;bottom:0;width:100%;height:4px;background:linear-gradient(90deg,var(--brand),var(--cyan));transform:scaleX(.18);transform-origin:left;transition:transform .4s ease}
.biz-item:hover{transform:translateY(-6px);border-color:rgba(23,76,255,.28);box-shadow:0 30px 70px -38px rgba(8,28,56,.5)}
.biz-item:hover:before{transform:scaleX(1)}
.biz-item .ti{width:56px;height:56px;margin-bottom:36px;border-radius:13px;background:var(--navy);box-shadow:none}
.biz-item .ti svg{width:27px;height:27px;fill:var(--cyan)}
.biz-item:nth-child(2) .ti,.biz-item:nth-child(3) .ti{background:#eaf1ff}
.biz-item:nth-child(2) .ti svg,.biz-item:nth-child(3) .ti svg{fill:var(--brand)}
.biz-item h3{font-size:25px;line-height:1.3;color:var(--ink);letter-spacing:-.02em}
.biz-item>p{max-width:520px;min-height:56px;margin:14px 0 22px;color:#5c6a7f;line-height:1.8}
.biz-sub{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:24px}
.biz-sub a{padding:5px 10px;border:1px solid #e0e8f2;border-radius:6px;background:#f7f9fc;color:#5d6b80;font-size:12px}
.biz-item .lk{color:var(--brand);font-size:14px;font-weight:700}
.biz-item .lk svg{fill:currentColor!important}

/* About band */
.about-band{position:relative;background:var(--navy);overflow:hidden}
.about-band:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,20,38,.99) 0%,rgba(6,20,38,.94) 52%,rgba(6,20,38,.28) 100%),url("../../static/upload/image/20260914/about-operations-centre.png") center/cover no-repeat;opacity:.96}
.about-band>.wrap{position:relative;z-index:1;grid-template-columns:minmax(0,1fr) 460px;gap:84px}
.about-band .eyebrow{color:var(--cyan)}
.about-band h2{font-size:44px;line-height:1.25;color:#fff;letter-spacing:-.03em}
.about-band .desc{margin-top:24px;color:rgba(225,235,247,.76);font-size:17px;line-height:2}
.about-band .figure{min-height:420px;border-radius:20px;border:1px solid rgba(255,255,255,.18);box-shadow:var(--sh-lg);overflow:hidden}
.about-band .figure img{width:100%;height:100%;object-fit:cover;filter:saturate(.75) contrast(1.08)}
.about-band .figure .badge{left:22px;right:22px;bottom:20px;border-radius:8px;background:rgba(4,16,32,.82);border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.7);backdrop-filter:blur(14px)}
.about-band .figure .badge b{color:#fff}

/* Product cards */
.grid-3,.prod-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:none;overflow:hidden;transition:transform .35s ease,border-color .35s ease,box-shadow .35s ease}
.card:hover{transform:translateY(-6px);border-color:rgba(23,76,255,.22);box-shadow:0 28px 68px -42px rgba(6,20,38,.52)}
.card .thumb{height:236px;background:#eaf0f7;overflow:hidden}
.card .thumb:after{content:"";position:absolute;inset:auto 0 0;height:46%;background:linear-gradient(transparent,rgba(6,20,38,.28));pointer-events:none}
.card .thumb img{width:100%;height:100%;object-fit:cover;filter:saturate(.78);transition:transform .6s ease,filter .4s ease}
.card:hover .thumb img{transform:scale(1.045);filter:saturate(1)}
.card .thumb>svg{fill:rgba(23,76,255,.15)}
.card .body{padding:26px 27px 28px}
.card .meta{color:var(--brand);font-size:11px;font-weight:750;letter-spacing:.12em;text-transform:uppercase}
.card h3{margin-top:9px;font-size:20px;line-height:1.42;color:var(--ink)}
.card .body>p{min-height:54px;margin:12px 0 20px;color:#65738a;font-size:14px;line-height:1.8}
.card .more{color:var(--ink);font-size:13px;font-weight:700}
.card .more svg{fill:var(--brand)!important}

/* Qualification, news, downloads */
.honor{gap:18px}
.honor-item{border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:none;overflow:hidden}
.honor-item .pic{background:#f4f7fb}
.honor-item span{padding:16px 18px;color:var(--ink);font-size:14px;font-weight:650}
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.news-item{border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:none;overflow:hidden;transition:transform .35s ease,box-shadow .35s ease}
.news-item:hover{transform:translateY(-5px);box-shadow:0 26px 58px -40px rgba(6,20,38,.45)}
.news-item .nh{height:220px;background:#eaf0f7}
.news-item .nh img{width:100%;height:100%;object-fit:cover;filter:saturate(.72)}
.news-item:hover .nh img{filter:saturate(1)}
.news-item .date{left:18px;right:auto;top:auto;bottom:16px;width:auto;height:auto;padding:8px 11px;border:1px solid rgba(255,255,255,.16);border-radius:7px;background:rgba(4,16,32,.78);color:#fff;backdrop-filter:blur(10px)}
.news-item .date b{display:inline;margin-right:5px;font-size:18px}
.news-item .date span{display:inline;color:rgba(255,255,255,.66);font-size:11px}
.news-item .nb{padding:25px 26px 28px}
.news-item h3{font-size:19px;color:var(--ink)}
.news-item .nb p{color:#69778c;line-height:1.8}
.dl-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.dl-item{padding:24px;border:1px solid var(--line);border-radius:12px;background:#fff;box-shadow:none}
.dl-item:hover{transform:translateY(-3px);border-color:rgba(23,76,255,.28);background:#fff}
.dl-item .fi{border-radius:9px;background:#eef3ff}
.dl-item .fi svg{fill:var(--brand)}
.dl-item h4{font-size:16px;color:var(--ink)}

/* CTA */
.cta-strip{position:relative;padding:72px 0;background:linear-gradient(100deg,#0a2b50,var(--navy));overflow:hidden}
.cta-strip:before{content:"";position:absolute;right:-6%;top:-130%;width:520px;height:520px;border:1px solid rgba(43,229,229,.26);border-radius:50%;box-shadow:0 0 0 70px rgba(43,229,229,.04),0 0 0 140px rgba(43,229,229,.025)}
.cta-strip h2{font-size:36px;letter-spacing:-.03em}
.cta-strip p{color:rgba(230,239,248,.68)}

/* Inner page hero and layouts */
.phero{position:relative;min-height:390px;padding:176px 0 78px;background:var(--navy);overflow:hidden;isolation:isolate}
.phero:before{content:"";position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,rgba(4,16,32,.98),rgba(4,16,32,.66)),url("../../static/upload/image/20260914/inner-page-airspace.png") center 45%/cover no-repeat;filter:saturate(.88) contrast(1.03)}
.phero .grid{opacity:.12}
.phero .crumb{color:rgba(255,255,255,.58);font-size:13px}
.phero h1{margin-top:18px;font-size:clamp(42px,5vw,64px);line-height:1.08;letter-spacing:-.045em;color:#fff}
.phero .sub{margin-top:14px;color:var(--cyan);font-size:13px;font-weight:700;letter-spacing:.15em;text-transform:uppercase}
.layout{grid-template-columns:260px minmax(0,1fr);gap:46px;padding:72px 0 110px}
.side{top:100px}
.side-card{border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:none;overflow:hidden}
.side-card h4{padding:22px 22px 18px 40px;color:var(--ink);font-size:17px;border-bottom:1px solid var(--line)}
.side-card h4:before{left:22px;top:27px;height:15px}
.side-nav{padding:10px}
.side-nav>li>a{padding:11px 12px;border-radius:7px;color:#53627a;font-size:14px}
.side-nav>li>a:hover,.side-nav>li>a.on{color:var(--brand);background:#edf3ff}
.side-nav .subs{margin:0 8px 8px 20px;padding-left:12px;border-left:1px solid #d8e2ef}
.side-nav .subs a{padding:7px 8px;color:#6e7c91;font-size:13px}
.side-contact{margin-top:18px;padding:24px;border-radius:14px;background:var(--navy);box-shadow:none}
.side-contact:before{display:none}
.side-contact h5{color:#fff;font-size:18px}
.side-contact p{color:rgba(255,255,255,.62)}
.side-contact .tel{color:var(--cyan);font-size:17px}
.list-head{padding-bottom:22px;border-bottom:1px solid var(--line)}
.list-head h2{font-size:30px;color:var(--ink)}
.detail,.form-card{border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:none}
.detail-head{padding:30px 34px;border-bottom:1px solid var(--line)}
.detail-head h1{font-size:30px;color:var(--ink);letter-spacing:-.025em}
.detail-head .info{color:var(--muted)}
.prose{padding:34px;color:#394a62;font-size:16px;line-height:2}
.prose h1,.prose h2,.prose h3,.prose h4{color:var(--ink);line-height:1.4}
.prose h2{font-size:26px;border-bottom-color:#dfe8f2}
.prose h3{font-size:21px}
.prose img{border-radius:10px}
.prose table{display:block;max-width:100%;overflow-x:auto}
.culture{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.culture-item{padding:28px;border:1px solid var(--line);border-radius:14px;background:#fff}
.culture-item .ic{background:#edf3ff}
.culture-item .ic svg{fill:var(--brand)}
.culture-item h4{color:var(--ink)}

/* Gallery and forms */
.pgal{gap:36px}
.gallery .big{border-radius:12px;background:#f1f5f9;border:1px solid var(--line)}
.gallery .thumbs a{border-radius:8px;border:1px solid var(--line)}
.pspec h1{font-size:31px;color:var(--ink);letter-spacing:-.025em}
.pspec .desc{color:#607087;line-height:1.9}
.pspec .rows>div{border-color:var(--line)}
.form-card{padding:34px}
.field label{color:#2c3e57;font-size:14px;font-weight:650}
.field input,.field textarea,.field select{border:1px solid #d6e0eb;border-radius:8px;background:#f8fafc;color:var(--ink)}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(23,76,255,.08)}
.yzm img{border-radius:7px}
.info-card{border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:none}
.info-card .ic{background:#edf3ff}
.info-card .ic svg{fill:var(--brand)}
.contact-grid{gap:22px;padding:42px 0 110px}
.pager a,.pager span{border-radius:7px;border-color:var(--line);background:#fff}
.pager a:hover,.pager .page-num-current{color:#fff;background:var(--brand);border-color:var(--brand)}
.empty{border:1px dashed #cbd7e5;border-radius:14px;background:#fff}

/* Footer · compact operations deck */
.foot{position:relative;padding:0;background:#041020;border-top:1px solid rgba(255,255,255,.08);overflow:hidden}
.foot:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 8% 12%,rgba(23,76,255,.13),transparent 28%),linear-gradient(115deg,transparent 0 72%,rgba(43,229,229,.025) 72% 72.2%,transparent 72.2%);pointer-events:none}
.foot-route{position:absolute;left:0;right:0;top:0;height:2px;background:linear-gradient(90deg,var(--brand),var(--cyan) 38%,transparent 72%)}
.foot>.wrap{position:relative;z-index:1}
.foot-main{display:grid;grid-template-columns:1.18fr 1fr;gap:96px;padding:48px 0 36px}
.foot-nav{display:grid;grid-template-columns:.88fr 1.12fr;gap:34px}
.foot h5{margin:3px 0 17px;padding:0;color:#fff;font-size:13px;font-weight:700;letter-spacing:.09em;text-transform:uppercase}
.foot h5:before{display:none}
.foot h5:after{content:"";display:block;width:22px;height:2px;margin-top:9px;background:linear-gradient(90deg,var(--brand),var(--cyan))}
.foot ul li{margin:0}
.foot ul a{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:6px 0;color:rgba(221,232,244,.58);font-size:13px;line-height:1.6;border-bottom:1px solid rgba(255,255,255,.045)}
.foot ul a span{opacity:0;color:var(--cyan);font-size:11px;transform:translateX(-4px);transition:.22s}
.foot ul a:hover{padding-left:4px;color:#fff}
.foot ul a:hover span{opacity:1;transform:none}
.foot-connect{padding-left:34px;border-left:1px solid rgba(255,255,255,.09)}
.foot-connect-head{padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.09)}
.foot-connect-head>span{display:block;margin-bottom:6px;color:rgba(221,232,244,.48);font-size:12px}
.foot-tel{color:#fff;font-size:24px;font-weight:750;line-height:1.2;letter-spacing:.02em}
.foot-tel:hover{color:var(--cyan)}
.foot-contact-list{margin:15px 0 0}
.foot-contact-list>div{display:grid;grid-template-columns:64px 1fr;gap:12px;padding:6px 0;font-size:12.5px;line-height:1.7}
.foot-contact-list dt{color:rgba(221,232,244,.38)}
.foot-contact-list dd,.foot-contact-list a{color:rgba(221,232,244,.65)}
.foot-contact-list a:hover{color:var(--cyan)}
.foot-wechat{display:flex;align-items:center;gap:13px;margin-top:15px}
.foot-wechat img{width:66px;height:66px;padding:4px;border-radius:7px;background:#fff}
.foot-wechat span{max-width:155px;color:rgba(221,232,244,.46);font-size:11px;line-height:1.65}
.foot-wechat b{display:block;color:rgba(255,255,255,.84);font-size:12px}
.foot .bottom{margin:0;padding:17px 0 21px;border-top:1px solid rgba(255,255,255,.08);color:rgba(221,232,244,.38);font-size:12px}
.foot .bottom a:hover{color:var(--cyan)}
.sidebar-tools{right:22px;bottom:26px;gap:8px}
.sidebar-tools>a{width:44px;height:44px;border-radius:8px;background:rgba(4,16,32,.9);border:1px solid rgba(255,255,255,.14);box-shadow:0 14px 35px rgba(0,0,0,.24);backdrop-filter:blur(10px)}
.sidebar-tools>a svg{fill:#fff}
.sidebar-tools>a:hover{background:var(--brand)}

/* Motion */
.reveal{transform:translateY(20px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.2,1)}
.reveal.in{transform:none}

@media (prefers-reduced-motion:reduce){
  *,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition-duration:.01ms!important}
}

@media (max-width:1180px){
  .nav .menu{margin-right:12px}
  .nav .mlink{padding:0 10px;font-size:14px}
  .nav-tel{display:none}
  .hero>.wrap{grid-template-columns:minmax(0,1fr) 420px;gap:38px}
  .float-card .c1{left:-15px}.float-card .c2{right:-8px}
  .foot-main{gap:56px}
}

@media (max-width:960px){
  .wrap{width:min(calc(100% - 36px),var(--maxw))}
  .nav,.nav.scrolled{height:70px}
  .nav .brand-crop{width:49px;height:37px}
  .nav .brand-crop>img{left:-9px;top:-8.5px;width:67px!important}
  .nav .menu,.nav .nav-cta>.btn{display:none}
  .burger{display:flex}
  .mobile-menu{top:70px;background:rgba(4,16,32,.98);border-top:1px solid rgba(255,255,255,.08)}
  .mobile-menu{max-height:calc(100dvh - 70px);padding:8px 18px 20px;overflow-y:auto;box-shadow:0 22px 50px rgba(0,0,0,.3)}
  .mobile-menu a{color:rgba(255,255,255,.78);border-color:rgba(255,255,255,.07)}
  .mobile-menu .mobile-primary{display:flex;align-items:center;justify-content:space-between;padding:13px 6px;color:#fff;font-weight:650}
  .mobile-menu .mobile-primary small{color:rgba(43,229,229,.56);font-size:10px;letter-spacing:.14em}
  .mobile-menu .mobile-sub{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;padding:4px 0 12px}
  .mobile-menu .mobile-sub a{padding:9px 11px;border:0;border-radius:6px;background:rgba(255,255,255,.055);font-size:13px}
  .hero{min-height:auto;padding:142px 0 78px}
  .hero>.wrap{grid-template-columns:1fr;gap:55px}
  .hero h1{font-size:clamp(46px,8vw,68px)}
  .hero .lead{max-width:760px}
  .hero-visual{justify-content:flex-start}
  .float-card{width:min(100%,640px);aspect-ratio:1.35/1}
  .about-band>.wrap{grid-template-columns:1fr;gap:42px}
  .about-band .figure{min-height:360px}
  .layout{grid-template-columns:1fr;gap:26px}
  .side{position:static}
  .side-contact{display:none}
  .side-nav{display:flex;gap:6px;overflow-x:auto;padding:10px}
  .side-nav>li{flex:0 0 auto}
  .side-nav .subs{display:none}
  .foot-main{grid-template-columns:1.08fr .92fr;gap:38px;padding:44px 0 34px}
  .foot-connect{grid-column:auto;padding:0 0 0 28px;border-top:0;border-left:1px solid rgba(255,255,255,.09)}
  .foot-contact-list{display:block}
  .foot-wechat{position:static}
}

@media (max-width:720px){
  body{font-size:16px}
  .wrap{width:min(calc(100% - 28px),var(--maxw))}
  .sec{padding:76px 0}
  .sec-head{margin-bottom:34px}
  .sec-head h2{font-size:34px}
  .hero{padding:122px 0 62px}
  .hero:before{background:linear-gradient(180deg,rgba(4,16,32,.98) 0%,rgba(4,16,32,.91) 55%,rgba(4,16,32,.74) 100%),url("../../static/upload/image/20260914/home-hero-low-altitude.png") center/cover no-repeat}
  .hero h1{font-size:43px;line-height:1.12}
  .hero .lead{font-size:16px;line-height:1.85}
  .hero .actions{display:grid;grid-template-columns:1fr 1fr}
  .hero .actions .btn{padding:0 14px}
  .hero-stats{grid-template-columns:repeat(2,1fr);row-gap:22px;margin-top:38px}
  .hero-stats .s:nth-child(2){border:0}
  .hero-stats .s span{white-space:normal}
  .float-card{width:100%;min-height:310px;aspect-ratio:auto;border-radius:18px}
  .float-card .chip{font-size:11px}.float-card .c1{left:10px}.float-card .c2{right:10px}
  .biz,.grid-3,.prod-grid,.news-grid,.dl-list{grid-template-columns:1fr}
  .biz-item{min-height:0;padding:30px 26px 28px}
  .biz-item .ti{margin-bottom:25px}
  .about-band h2{font-size:34px}
  .about-band .figure{min-height:300px}
  .card .thumb,.news-item .nh{height:220px}
  .phero{min-height:320px;padding:138px 0 56px}
  .phero h1{font-size:42px}
  .layout{padding:42px 0 76px}
  .detail-head,.prose,.form-card{padding:24px 20px}
  .prose{font-size:16px;line-height:1.9}
  .pgal{grid-template-columns:1fr}
  .culture{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;padding-bottom:76px}
  .grid-4{grid-template-columns:1fr}
  .cta-strip{padding:58px 0}
  .cta-strip .wrap{display:block}
  .cta-strip h2{font-size:30px}
  .cta-strip .acts{margin-top:24px}
  .foot-main{grid-template-columns:1fr;gap:32px;padding:42px 0 30px}
  .foot-nav{gap:26px}
  .foot-connect{grid-column:auto;padding:26px 0 0;border-left:0;border-top:1px solid rgba(255,255,255,.09)}
  .foot-contact-list{display:block}
  .foot-wechat{position:static}
  .foot .bottom{display:block;line-height:1.9}
  .sidebar-tools{right:12px;bottom:14px}
  .sidebar-tools>a{width:42px;height:42px}
  .sidebar-tools>a:not(.totop){display:none}
}

@media (max-width:420px){
  .hero h1{font-size:38px}
  .hero .actions{grid-template-columns:1fr}
  .hero-stats .s b{font-size:14px!important}
  .foot-nav{grid-template-columns:1fr 1fr}
}

/* 锚点定位偏移（固定导航遮挡补偿） */
.hero,.sec,.cta-strip{scroll-margin-top:110px}