/* =====================================================================
   hrgs · 四川华锐净化 高端企业站模板样式  （全新设计，非参考站复用）
   主色 深蓝 #0a2540 / 金 #c9a961；容器 1240；杂志级留白与细金线
   ===================================================================== */
:root{
  --navy:#0a2540; --navy-2:#0e2f52; --navy-3:#123c66;
  --gold:#c9a961; --gold-2:#e4d3ae; --gold-soft:rgba(201,169,97,.12);
  --ink:#1b2733; --ink-2:#566372; --ink-3:#8a97a6;
  --line:#e8edf3; --bg:#ffffff; --bg-soft:#f5f7fa; --bg-deep:#0a2540;
  --shadow:0 10px 34px rgba(10,37,64,.08);
  --shadow-h:0 18px 46px rgba(10,37,64,.16);
  --radius:14px; --radius-s:10px;
  --w:1240px;
  --serif:"Songti SC","Noto Serif SC","STSong",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{overflow-x:hidden}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--bg);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .25s,background .25s,border-color .25s,opacity .25s,transform .25s}
ul,ol{list-style:none}
h1,h2,h3,h4{font-weight:700;line-height:1.3;color:var(--navy)}
button{font-family:inherit;cursor:pointer;border:0;background:none}
.container{max-width:var(--w);margin:0 auto;padding:0 28px;width:100%}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.text-c{text-align:center}
.sec{padding:74px 0}
.sec-soft{background:var(--bg-soft)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 34px;border-radius:999px;font-size:15px;font-weight:600;letter-spacing:.5px;white-space:nowrap}
.btn-gold{background:linear-gradient(135deg,#d3b673,#c9a961);color:#1a2230;box-shadow:0 10px 26px rgba(201,169,97,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(201,169,97,.42)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.55);color:#fff}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn-line{border:1.5px solid var(--navy);color:var(--navy)}
.btn-line:hover{background:var(--navy);color:var(--gold)}
/* 板块标题：小标签 + 主标题 + 金线 + 副标 */
.shead{margin-bottom:40px}
.shead.center{text-align:center}
.shead .kicker{display:inline-flex;align-items:center;gap:10px;font-size:13px;letter-spacing:3px;color:var(--gold);font-weight:600;text-transform:uppercase;margin-bottom:14px}
.shead .kicker::before{content:"";width:26px;height:1px;background:var(--gold)}
.shead.center .kicker::after{content:"";width:26px;height:1px;background:var(--gold)}
.shead h2{font-size:34px;letter-spacing:1px}
.shead .sub{margin-top:12px;color:var(--ink-2);font-size:15.5px}
.shead.center .kicker::before{display:none}

/* ============ 顶部细条 ============ */
.topbar{background:var(--navy);color:#c6d2e0;font-size:13px;border-bottom:1px solid rgba(201,169,97,.22)}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:38px}
.topbar .tb-l{display:flex;gap:22px;align-items:center}
.topbar .tb-r{display:flex;gap:20px;align-items:center}
.topbar a:hover{color:var(--gold)}
.topbar .tb-tel{color:var(--gold-2);font-weight:600;letter-spacing:.5px}

/* ============ 白色毛玻璃导航 ============ */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.88);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line);transition:box-shadow .3s}
.site-header.scrolled{box-shadow:0 6px 24px rgba(10,37,64,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:82px;gap:26px}
.logo img{height:46px;width:auto}
.gs-nav>ul{display:flex;align-items:center;gap:4px}
.gs-nav>ul>li{position:relative}
.gs-nav>ul>li>a{display:block;padding:12px 16px;font-size:16px;font-weight:600;color:var(--navy);position:relative}
.gs-nav>ul>li>a::after{content:"";position:absolute;left:50%;bottom:4px;width:0;height:2px;background:var(--gold);transition:.28s;transform:translateX(-50%)}
.gs-nav>ul>li>a:hover,.gs-nav>ul>li.current>a{color:var(--gold)}
.gs-nav>ul>li>a:hover::after,.gs-nav>ul>li.current>a::after{width:60%}
.gs-nav .sub{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(10px);min-width:210px;background:#fff;border:1px solid var(--line);border-top:2px solid var(--gold);border-radius:0 0 12px 12px;box-shadow:var(--shadow-h);padding:8px 0;opacity:0;visibility:hidden;transition:.28s}
.gs-nav li:hover>.sub{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.gs-nav .sub li{display:block}
.gs-nav .sub a{display:block;padding:11px 22px;font-size:14.5px;color:var(--ink-2);text-align:center;white-space:nowrap}
.gs-nav .sub a:hover{background:var(--gold-soft);color:var(--navy)}
.hdr-cta{display:flex;align-items:center;gap:16px;flex-shrink:0}
.hdr-phone{text-align:right;line-height:1.25}
.hdr-phone span{display:block;font-size:12px;color:var(--ink-3)}
.hdr-phone b{font-size:20px;color:var(--navy);letter-spacing:.5px}
.hdr-phone b a{color:var(--gold)}
.m-menu{display:none;width:44px;height:44px;align-items:center;justify-content:center;font-size:24px;color:var(--navy)}
/* 手机抽屉 */
.mobile-nav{position:fixed;top:0;right:-86%;width:82%;max-width:340px;height:100vh;background:var(--navy);z-index:2000;padding:24px 0;overflow-y:auto;transition:right .32s ease;box-shadow:-10px 0 40px rgba(0,0,0,.3)}
.mobile-nav.active{right:0}
.mobile-nav>ul>li{border-bottom:1px solid rgba(255,255,255,.08)}
.mobile-nav>ul>li>a{display:block;padding:15px 26px;color:#eef3f8;font-size:16px}
.mobile-nav .m-sub{max-height:0;overflow:hidden;background:rgba(255,255,255,.04);transition:max-height .35s}
.mobile-nav li.m-open>.m-sub{max-height:760px}
.mobile-nav .m-sub a{display:block;padding:11px 26px 11px 44px;font-size:14.5px;color:#c6d2e0}
.m-toggle{position:absolute;right:0;top:0;width:52px;height:50px;display:flex;align-items:center;justify-content:center;color:var(--gold)}
.mobile-nav>ul>li{position:relative}
.nav-mask{position:fixed;inset:0;background:rgba(6,18,34,.5);z-index:1500;opacity:0;visibility:hidden;transition:.3s}
.nav-mask.show{opacity:1;visibility:visible}
.m-close{position:absolute;top:14px;right:18px;color:#fff;font-size:26px;z-index:2}

/* ============ 首屏 Hero（左文右图，深色渐变 + 细网格） ============ */
.hero{position:relative;background:linear-gradient(125deg,#081d36 0%,#0a2540 46%,#123c66 100%);color:#fff;padding:74px 0 68px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;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:52px 52px;mask-image:radial-gradient(circle at 70% 30%,#000 0%,transparent 72%);-webkit-mask-image:radial-gradient(circle at 70% 30%,#000 0%,transparent 72%)}
.hero::after{content:"";position:absolute;right:-160px;top:-160px;width:480px;height:480px;border:1px solid rgba(201,169,97,.25);border-radius:50%}
.hero .container{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:10px;padding:7px 18px;border:1px solid rgba(201,169,97,.5);border-radius:999px;color:var(--gold-2);font-size:13.5px;letter-spacing:1px;margin-bottom:20px}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--gold);display:inline-block}
.hero h1{color:#fff;font-size:40px;line-height:1.28;letter-spacing:1px;font-weight:700}
.hero h1 em{font-style:normal;color:var(--gold);position:relative}
.hero-sub{margin:18px 0 24px;font-size:16.5px;color:#c6d2e0;max-width:580px}
.hero-pills{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
.hero-pills a{padding:9px 22px;border:1px solid rgba(255,255,255,.3);border-radius:999px;font-size:14.5px;background:rgba(255,255,255,.05)}
.hero-pills a:hover{border-color:var(--gold);color:var(--gold);background:rgba(201,169,97,.12)}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-visual{position:relative;height:352px}
.hero-card{position:absolute;border-radius:var(--radius);overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,.4)}
.hero-card.c1{left:0;top:0;width:74%;height:248px;background:linear-gradient(150deg,#16436f,#0a2540);border:1px solid rgba(201,169,97,.3)}
.hero-card.c2{right:0;bottom:0;width:58%;height:176px;background:linear-gradient(150deg,#c9a961,#a9854a);display:flex;flex-direction:column;justify-content:center;padding:24px;color:#10203a}
.hero-card.c2 b{font-size:40px;color:#0a2540;line-height:1}
.hero-card.c2 span{margin-top:8px;font-weight:600}
.hero-card .vc-line{padding:30px}
.hero-card .vc-line h4{color:var(--gold-2);font-size:18px;margin-bottom:14px}
.hero-card .vc-line p{color:#c6d2e0;font-size:14px;margin-bottom:10px;padding-left:18px;position:relative}
.hero-card .vc-line p::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border:1px solid var(--gold)}
/* 数据带 */
.stats{background:var(--navy);position:relative;z-index:3;margin-top:-1px}
.stats .container{display:grid;grid-template-columns:repeat(4,1fr)}
.stats .st{padding:34px 20px;text-align:center;border-left:1px solid rgba(255,255,255,.08)}
.stats .st:first-child{border-left:0}
.stats .st b{display:block;font-size:40px;color:var(--gold);font-weight:700;line-height:1}
.stats .st b i{font-style:normal;font-size:20px}
.stats .st span{display:block;margin-top:10px;color:#c6d2e0;font-size:14.5px;letter-spacing:1px}

/* ============ 关于 ============ */
.about-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:64px;align-items:center}
.about-photo{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3;background:linear-gradient(150deg,#123c66,#0a2540)}
.about-photo img{width:100%;height:100%;object-fit:cover}
.about-photo .ph-badge{position:absolute;left:24px;bottom:24px;background:rgba(10,37,64,.86);border:1px solid rgba(201,169,97,.5);border-radius:12px;padding:16px 22px;color:#fff;backdrop-filter:blur(6px)}
.about-photo .ph-badge b{color:var(--gold);font-size:26px}
.about-text .lead{font-size:17px;color:var(--ink);margin-bottom:16px}
.about-text p{color:var(--ink-2);margin-bottom:14px}
.proc{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:28px 0}
.proc .pi{text-align:center;padding:20px 8px;border:1px solid var(--line);border-radius:var(--radius-s);background:#fff;transition:.3s}
.proc .pi:hover{border-color:var(--gold);transform:translateY(-4px);box-shadow:var(--shadow)}
.proc .pi span{width:44px;height:44px;margin:0 auto 10px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--gold-soft);color:var(--gold);font-weight:700;font-size:18px}
.proc .pi p{font-size:14px;color:var(--navy);font-weight:600;margin:0}

/* ============ 业务：栏目图编号卡（每卡对应一个栏目） ============ */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.svc{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:0 0 26px;overflow:hidden;transition:.35s}
.svc::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,#c9a961,#e4d3ae);transform:scaleX(0);transform-origin:left;transition:.4s;z-index:3}
.svc:hover{transform:translateY(-6px);box-shadow:var(--shadow-h);border-color:transparent}
.svc:hover::before{transform:scaleX(1)}
.svc-img{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(150deg,#0e2f52,#123c66)}
.svc-img .svc-ic{position:absolute;inset:0;z-index:1;display:flex;align-items:center;justify-content:center;color:var(--gold);font-size:42px;opacity:.85}
.svc-img img{position:relative;z-index:2;width:100%;height:100%;object-fit:cover;transition:transform .6s}
.svc:hover .svc-img img{transform:scale(1.06)}
.svc .no{display:inline-block;margin:20px 28px 0;font-size:14px;letter-spacing:2px;color:var(--gold);font-weight:700}
.svc h3{font-size:19px;margin:8px 28px 8px}
.svc p{color:var(--ink-2);font-size:14.5px;margin:0 28px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;min-height:42px}
.svc .go{margin:14px 28px 0;display:inline-flex;align-items:center;gap:8px;color:var(--navy);font-weight:600;font-size:14.5px}
.svc:hover .go{color:var(--gold)}
.more-wrap{text-align:center;margin-top:36px}

/* ============ 案例 + 空态占位 ============ */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-card{display:block;position:relative;aspect-ratio:4/3;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:var(--bg-soft)}
.case-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.case-card:hover img{transform:scale(1.07)}
.case-cap{position:absolute;left:0;right:0;bottom:0;padding:34px 20px 16px;background:linear-gradient(to top,rgba(8,29,54,.94),transparent);color:#fff}
.case-cap h3{color:#fff;font-size:16.5px}
.case-cap p{font-size:13px;color:#c6d2e0;margin-top:4px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}
.empty-state{grid-column:1/-1;text-align:center;padding:70px 24px;border:1.5px dashed #d4dce6;border-radius:var(--radius);background:repeating-linear-gradient(45deg,#fafbfc,#fafbfc 12px,#f4f7fa 12px,#f4f7fa 24px)}
.empty-state .es-ic{font-size:40px;color:var(--gold);margin-bottom:14px}
.empty-state h3{font-size:19px;margin-bottom:8px}
.empty-state p{color:var(--ink-3);font-size:14.5px}
.case-grid:empty{display:none}
.case-grid:not(:empty)+.empty-state{display:none}

/* ============ 优势 ============ */
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.adv{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 24px;transition:.3s}
.adv:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(201,169,97,.5)}
.adv .ai{width:54px;height:54px;border-radius:14px;background:var(--navy);color:var(--gold);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:18px}
.adv h3{font-size:17.5px;margin-bottom:10px}
.adv p{font-size:14px;color:var(--ink-2)}

/* ============ 服务流程 ============ */
.flow{background:linear-gradient(125deg,#0a2540,#123c66);color:#fff}
.flow .shead h2{color:#fff}.flow .shead .sub{color:#c6d2e0}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:fl}
.flow .fi{position:relative;padding:30px 26px;border-left:1px solid rgba(255,255,255,.12)}
.flow .fi:first-child{border-left:0}
.flow .fi::before{counter-increment:fl;content:"0" counter(fl);font-size:34px;font-weight:700;color:var(--gold);opacity:.9}
.flow .fi h3{color:#fff;font-size:18px;margin:12px 0 8px}
.flow .fi p{color:#c6d2e0;font-size:14px}

/* ============ 新闻（日期方块列表，适配纯文字迁移文章） ============ */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px 30px}
.news-row{display:flex;gap:20px;align-items:flex-start;padding:24px 6px;border-bottom:1px solid var(--line)}
.news-date{flex-shrink:0;width:66px;text-align:center;border:1px solid var(--line);border-radius:var(--radius-s);padding:10px 0;background:#fff}
.news-date b{display:block;font-size:24px;color:var(--navy);line-height:1}
.news-date span{font-size:12px;color:var(--ink-3)}
.news-info{min-width:0;flex:1}
.news-info h3{font-size:17.5px;margin-bottom:8px;line-height:1.5;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}
.news-info h3 a:hover{color:var(--gold)}
.news-info p{color:var(--ink-2);font-size:14px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}
.news-info .nd{font-size:12.5px;color:var(--ink-3);margin-top:8px}

/* ============ 首页新闻：纯文字框卡（4列2行，等高对齐，长标题省略不撑框） ============ */
.news-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.ncard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius-s);padding:22px 20px;transition:.3s;min-width:0;height:100%}
.ncard:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(201,169,97,.55)}
.ncard h3{font-size:15.5px;line-height:1.55;color:var(--navy);margin-bottom:10px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;min-height:48px}
.ncard p{font-size:13px;line-height:1.7;color:var(--ink-2);display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;min-height:44px}
.ncard .ncard-date{margin-top:auto;padding-top:12px;font-size:12.5px;color:var(--ink-3);border-top:1px dashed var(--line)}
.ncard:hover h3{color:var(--gold)}

/* ============ CTA ============ */
.cta{background:linear-gradient(125deg,#0e2f52,#0a2540);color:#fff;text-align:center;padding:68px 0}
.cta h2{color:#fff;font-size:32px;margin-bottom:14px}
.cta p{color:#c6d2e0;margin-bottom:32px;font-size:16px}
.cta-btns{display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
.cta-btns .btn-gold b{font-size:17px}

/* ============ 页脚 ============ */
.site-footer{background:#07182c;color:#aebccb;padding-top:70px}
.ft-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;align-items:start}
.site-footer h3,.site-footer h4{color:#fff;font-size:16.5px;margin-bottom:20px;position:relative;padding-bottom:12px}
.site-footer h3::after,.site-footer h4::after{content:"";position:absolute;left:0;bottom:0;width:30px;height:2px;background:var(--gold)}
.ft-about p{font-size:13.5px;line-height:1.9;margin-bottom:12px}
.ft-contact{margin-top:16px;font-size:14px;line-height:2}
.ft-contact a{color:var(--gold-2)}
.site-footer ul li{margin-bottom:11px;font-size:14px}
.site-footer ul.ft-area li{line-height:1.7;margin-bottom:13px}
.site-footer ul li a:hover{color:var(--gold);padding-left:4px}
.ft-citys{border-top:1px solid rgba(255,255,255,.08);padding:24px 0}
.ft-citys h4{display:inline-block;margin:0 14px 0 0;color:var(--gold-2);font-size:14px}
.ft-citys .city-links{display:inline;line-height:2.1}
.ft-citys .city-links a{font-size:13.5px;margin-right:18px;color:#aebccb}
.ft-citys .city-links a:hover{color:var(--gold)}
.ft-copy{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;text-align:center;font-size:13px;color:#7d8c9c}
.ft-copy a:hover{color:var(--gold)}
/* 手机底部固定 */
.mobile-contact{display:none;position:fixed;left:0;right:0;bottom:0;z-index:900;grid-template-columns:1fr 1fr;height:56px}
.mobile-contact a{display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:600;color:#fff}
.mobile-contact .call-btn{background:#0e2f52}
.mobile-contact .plan-btn{background:linear-gradient(135deg,#d3b673,#c9a961);color:#1a2230}
body{padding-bottom:0}

/* ============ 内页头 ============ */
.page-hero{background:linear-gradient(125deg,#081d36,#0a2540 55%,#123c66);color:#fff;padding:46px 0;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:46px 46px;opacity:.7}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff;font-size:34px;margin-bottom:12px}
.crumb{font-size:14px;color:#c6d2e0}
.crumb a{color:#c6d2e0}.crumb a:hover{color:var(--gold)}
.crumb span{color:var(--gold-2)}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:36px;align-items:start}
/* 列表 */
.list-main{min-width:0}
.news-list .nl-item{display:flex;gap:24px;padding:26px 4px;border-bottom:1px solid var(--line);align-items:stretch}
.news-list .nl-item:hover h3{color:var(--gold)}
.nl-thumb{position:relative;flex-shrink:0;width:248px;aspect-ratio:16/10;border-radius:var(--radius-s);overflow:hidden;background:linear-gradient(150deg,#0e2f52,#123c66)}
.nl-thumb img{position:relative;z-index:2;width:100%;height:100%;object-fit:cover}
.nl-thumb .nl-date{position:absolute;inset:0;z-index:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;border:0;width:auto;padding:0;height:auto}
.nl-thumb .nl-date b{display:block;font-size:30px;color:var(--gold);line-height:1}
.nl-thumb .nl-date span{font-size:12.5px;color:#c6d2e0}
.nl-body{min-width:0;flex:1;display:flex;flex-direction:column}
.nl-body h3{font-size:18.5px;margin-bottom:9px}
.nl-body p{color:var(--ink-2);font-size:14.5px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden}
.nl-meta{margin-top:auto;padding-top:10px;font-size:12.5px;color:var(--ink-3)}
.pagination{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:46px}
.pagination a,.pagination span{min-width:42px;height:42px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:var(--radius-s);font-size:14.5px;color:var(--ink-2);background:#fff}
.pagination a:hover{border-color:var(--gold);color:var(--gold)}
.pagination .active{background:var(--navy);border-color:var(--navy);color:var(--gold)}
/* 侧栏 */
.side{position:sticky;top:104px;display:flex;flex-direction:column;gap:22px}
.side-box{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.side-box h3{background:var(--navy);color:#fff;padding:15px 20px;font-size:16px;position:relative;padding-left:32px}
.side-box h3::before{content:"";position:absolute;left:18px;top:50%;transform:translateY(-50%);width:4px;height:16px;background:var(--gold)}
.side-box ul{padding:8px 0}
.side-box ul li a{display:block;padding:11px 20px;font-size:14.5px;color:var(--ink-2);border-bottom:1px dashed #eef1f5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.side-box ul li:last-child a{border-bottom:0}
.side-box ul li a:hover{color:var(--gold);padding-left:26px}
.side-contact{background:linear-gradient(150deg,#0e2f52,#0a2540);color:#fff;text-align:center;padding:30px 22px;border-radius:var(--radius)}
.side-contact h3{background:none;padding:0;color:var(--gold);font-size:17px;margin-bottom:12px}
.side-contact h3::before{display:none}
.side-contact .sp{font-size:24px;color:var(--gold);font-weight:700;letter-spacing:.5px;margin-bottom:6px}
.side-contact p{font-size:13.5px;color:#c6d2e0;margin-bottom:18px}
.side-contact .btn{width:100%}
/* 文章详情 */
.article{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:46px 50px}
.art-head{text-align:center;border-bottom:1px solid var(--line);padding-bottom:26px;margin-bottom:34px}
.art-head h1{font-size:28px;line-height:1.5;margin-bottom:16px}
.art-meta{font-size:13.5px;color:var(--ink-3);display:flex;gap:22px;justify-content:center;flex-wrap:wrap}
.art-body{font-size:16.5px;line-height:2;color:#33414f}
.art-body p{margin-bottom:18px}
.art-body img{border-radius:10px;margin:20px auto;max-width:100%;height:auto}
.art-body h2,.art-body h3{margin:28px 0 14px}
.art-body table{max-width:100%;border-collapse:collapse;margin:18px 0}
.art-body table td,.art-body table th{border:1px solid var(--line);padding:8px 12px}
.art-pn{margin-top:40px;border-top:1px solid var(--line);padding-top:22px;font-size:14.5px;color:var(--ink-2);display:grid;gap:10px}
.art-pn a:hover{color:var(--gold)}
/* 单页 */
.page-body{font-size:16px;line-height:2;color:#33414f}
.page-body p{margin-bottom:16px}
.page-body img{max-width:100%;border-radius:10px;margin:16px auto}
/* 搜索 */
.search-bar{display:flex;gap:12px;max-width:640px;margin:0 auto 40px}
.search-bar input{flex:1;height:50px;border:1px solid var(--line);border-radius:999px;padding:0 24px;font-size:15px;font-family:inherit;outline:none}
.search-bar input:focus{border-color:var(--gold)}
.search-bar button{height:50px;padding:0 34px;border-radius:999px;background:var(--navy);color:var(--gold);font-weight:600}

/* ============ 响应式 ============ */
@media(max-width:1024px){
  .hero .container{grid-template-columns:1fr;gap:40px}.hero-visual{display:none}
  .about-grid{grid-template-columns:1fr;gap:36px}
  .svc-grid,.case-grid{grid-template-columns:repeat(2,1fr)}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .flow .fi:nth-child(3){border-left:0}.flow .fi{padding:24px}
  .news-cards{grid-template-columns:repeat(2,1fr)}
  .layout{grid-template-columns:1fr}.side{position:static;flex-direction:row;flex-wrap:wrap}.side-box{flex:1 1 280px}
  .ft-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:768px){
  .sec{padding:52px 0}.container{padding:0 16px}
  .topbar{display:none}
  .gs-nav,.hdr-cta .hdr-phone{display:none}
  .m-menu{display:flex}
  .header-inner{height:64px}.logo img{height:38px}
  .hero{padding:52px 0 46px}.hero h1{font-size:29px}.hero-sub{font-size:15px}
  .hero-pills{justify-content:center}
  .stats .container{grid-template-columns:repeat(2,1fr)}.stats .st:nth-child(3){border-left:0}.stats .st{padding:24px 12px}.stats .st b{font-size:30px}
  .shead{margin-bottom:30px}.shead h2{font-size:24px}
  .proc{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:1fr}
  /* 手机：业务/案例 2列，优势/流程 2×2，新闻框卡 2列 */
  .svc-grid,.case-grid,.adv-grid,.flow-grid,.news-cards{grid-template-columns:repeat(2,1fr);gap:14px}
  .flow .fi{border-left:0!important;padding:20px 16px}
  .flow .fi:nth-child(odd){border-left:0}
  .svc{padding-bottom:18px}.svc h3{margin:14px 16px 6px;font-size:16px}.svc p{margin:0 16px;min-height:0;-webkit-line-clamp:2}.svc .go{margin:10px 16px 0}.svc .no{margin:14px 16px 0}
  .ncard{padding:16px 14px}.ncard h3{min-height:0;font-size:14.5px}.ncard p{min-height:0}
  .cta h2{font-size:23px}
  .page-hero{padding:36px 0}.page-hero h1{font-size:24px}
  .article{padding:28px 20px}.art-head h1{font-size:21px}
  .mobile-contact{display:grid}
  body{padding-bottom:56px}
  .site-footer{padding-bottom:20px}
  /* 手机页脚：关于跨整行，核心业务与快速导航并排一排，服务区跨整行 */
  .ft-grid{grid-template-columns:1fr 1fr;gap:26px 20px}
  .ft-grid>div:first-child,.ft-grid>div:last-child{grid-column:1/-1}
  .nl-thumb{width:148px}
}
@media(max-width:520px){
  .hero-actions .btn,.cta-btns .btn{width:100%}
  .news-list .nl-item{gap:14px}.nl-thumb{width:128px}.nl-body h3{font-size:16px}.nl-body p{-webkit-line-clamp:2}
  .ncard h3{font-size:14px}
}

/* ===== 城市分站 ===== */
.city-hero{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-3) 100%);color:#fff;padding:58px 0;position:relative;overflow:hidden}
.city-hero::before{content:"";position:absolute;inset:0;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:44px 44px;pointer-events:none}
.city-hero .container{position:relative}
.city-hero h1{color:#fff;font-size:40px;margin:20px 0 18px;letter-spacing:.5px}
.city-hero h1 em{color:var(--gold);font-style:normal}
.city-hero> .container> p{color:#c6d2e0;max-width:880px;font-size:16.5px;margin-bottom:26px}
.biz-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.biz-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:38px 34px;box-shadow:0 10px 30px rgba(10,37,64,.05);transition:.3s;border-top:3px solid var(--gold)}
.biz-card:hover{transform:translateY(-6px);box-shadow:0 22px 48px rgba(10,37,64,.12)}
.biz-ic{width:58px;height:58px;border-radius:14px;background:var(--gold-soft);color:var(--gold);display:grid;place-items:center;font-size:26px;margin-bottom:18px}
.biz-card h3{font-size:22px;margin-bottom:12px}
.biz-card> p{color:var(--ink-2);font-size:15px}
.biz-card ul{margin:14px 0;display:grid;gap:9px}
.biz-card ul li{position:relative;padding-left:22px;color:var(--ink-2);font-size:15px}
.biz-card ul li::before{content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;background:var(--gold);border-radius:2px}
.biz-note{background:var(--bg-soft);border-left:3px solid var(--gold);padding:12px 16px;border-radius:0 8px 8px 0;font-size:14px;color:var(--ink-2);margin-top:10px}
.city-tags{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;max-width:1000px;margin:0 auto 24px}
.city-tags span{padding:8px 18px;background:#fff;border:1px solid var(--line);border-radius:999px;font-size:14.5px;color:var(--ink-2)}
.city-tags span:hover{border-color:var(--gold);color:var(--navy)}
.area-note{text-align:center;color:var(--ink-3);font-size:13.5px;max-width:940px;margin:0 auto;line-height:1.8}
@media(max-width:1024px){.biz-grid{grid-template-columns:1fr}}
@media(max-width:768px){.city-hero{padding:44px 0}.city-hero h1{font-size:26px}.biz-card{padding:26px 20px}.biz-grid{grid-template-columns:1fr}}
@media(max-width:520px){.city-tags span{padding:7px 14px;font-size:13.5px}}

/* ===== 常见问题 FAQ 手风琴（展开/收缩，首条默认展开，答案保留在DOM） ===== */
.faq-list{display:grid;gap:14px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-s);background:#fff;overflow:hidden;transition:border-color .3s,box-shadow .3s}
.faq-item.open{border-color:rgba(201,169,97,.6);box-shadow:var(--shadow)}
.faq-q{width:100%;display:flex;align-items:center;gap:14px;text-align:left;padding:20px 24px;background:#fff;cursor:pointer}
.faq-q .fq-no{flex-shrink:0;width:30px;height:30px;border-radius:8px;background:var(--gold-soft);color:var(--gold);font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center}
.faq-q h3{flex:1;font-size:16.5px;color:var(--navy);line-height:1.5}
.faq-q .fq-arrow{flex-shrink:0;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);color:var(--gold);display:flex;align-items:center;justify-content:center;font-size:14px;transition:transform .3s}
.faq-item.open .fq-arrow{transform:rotate(180deg);background:var(--navy);border-color:var(--navy)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-a-inner{padding:0 24px 22px 68px;color:#33414f;font-size:15.5px;line-height:1.95}
.faq-a-inner p{margin-bottom:10px}
.faq-a-inner p:last-child{margin-bottom:0}
.faq-a-inner strong{color:var(--navy)}
@media(max-width:768px){.faq-q{padding:16px 16px;gap:10px}.faq-q h3{font-size:15px}.faq-a-inner{padding:0 16px 18px 16px;font-size:14.5px}.faq-q .fq-no{width:26px;height:26px}}

/* ===== 常见问题总览（5分册入口） ===== */
.faq-cat{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.fc{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;transition:.3s;border-top:3px solid var(--gold)}
a.fc:hover{transform:translateY(-6px);box-shadow:var(--shadow-h)}
.fc-no{font-size:13px;letter-spacing:2px;color:var(--gold);font-weight:700}
.fc h3{font-size:19px;margin:10px 0}
.fc p{color:var(--ink-2);font-size:14px;line-height:1.8;flex:1}
.fc .go{margin-top:16px;color:var(--navy);font-weight:600;font-size:14.5px}
a.fc:hover .go{color:var(--gold)}
.fc-contact{background:linear-gradient(150deg,#0e2f52,#0a2540);border-top-color:var(--gold)}
.fc-contact h3{color:#fff}.fc-contact p{color:#c6d2e0}
@media(max-width:1024px){.faq-cat{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.faq-cat{grid-template-columns:1fr;gap:14px}.fc{padding:24px 20px}}