/* ============================================================
   RUIBUS 瑞布思出国咨询 · 1CMS 模板样式
   设计风格参考 milaw.co.nz:全屏横幅 + 卡片式服务 + 数字流程
   ============================================================ */
:root{
    --navy:#0e2a47;
    --navy-2:#12395f;
    --navy-3:#0b1f36;
    --blue:#2f6fed;
    --gold:#c8a15a;
    --gold-2:#dbbc84;
    --text:#4a5568;
    --text-light:#8494a7;
    --light:#f6f8fb;
    --border:#e6ebf2;
    --white:#ffffff;
    --shadow:0 10px 30px rgba(14,42,71,.08);
    --shadow-hover:0 18px 44px rgba(14,42,71,.16);
    --radius:10px;
    --container:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
    color:var(--text);
    font-size:16px;
    line-height:1.8;
    background:var(--white);
    -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .25s}
ul{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.clearfix::after{content:"";display:table;clear:both}

/* ---------- 通用按钮 ---------- */
.btn{
    display:inline-block;padding:14px 38px;border-radius:50px;
    background:linear-gradient(135deg,var(--gold),var(--gold-2));
    color:#fff;font-size:16px;font-weight:600;letter-spacing:2px;
    box-shadow:0 8px 20px rgba(200,161,90,.35);
    transition:transform .25s,box-shadow .25s;
}
.btn:hover{transform:translateY(-3px);box-shadow:0 14px 28px rgba(200,161,90,.45);color:#fff}
.btn-outline{
    display:inline-block;padding:12px 34px;border-radius:50px;
    border:2px solid #fff;color:#fff;font-weight:600;letter-spacing:2px;
    transition:background .25s,color .25s;
}
.btn-outline:hover{background:#fff;color:var(--navy)}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--navy-3);color:#b8c6d8;font-size:13px;line-height:38px}
.topbar .container{display:flex;justify-content:space-between;align-items:center}
.topbar a{color:#b8c6d8}
.topbar a:hover{color:#fff}
.topbar .tb-item{margin-right:26px;display:inline-flex;align-items:center;gap:6px}
.topbar .tb-item:last-child{margin-right:0}
.topbar svg{width:14px;height:14px;fill:var(--gold)}
.topbar-right span{margin-left:22px;display:inline-flex;align-items:center;gap:6px}

/* ---------- 头部导航 ---------- */
.site-header{
    background:#fff;position:sticky;top:0;z-index:999;
    transition:box-shadow .3s;
}
.site-header.scrolled{box-shadow:0 6px 24px rgba(14,42,71,.12)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:84px}
.logo{display:flex;align-items:center;gap:12px}
.logo-img{height:48px;width:auto;display:block}
.logo-badge{
    width:46px;height:46px;border-radius:12px;flex:none;
    background:linear-gradient(135deg,var(--navy),var(--blue));
    color:#fff;display:flex;align-items:center;justify-content:center;
    font-size:20px;font-weight:800;letter-spacing:1px;
}
.logo-text{line-height:1.25}
.logo-text .cn{font-size:24px;font-weight:700;color:var(--navy);letter-spacing:4px}
.logo-text .en{font-size:11px;color:var(--gold);letter-spacing:2.5px;text-transform:uppercase}
.main-nav>ul{display:flex;align-items:center}
.main-nav li{margin-left:38px;position:relative}
.main-nav a{
    font-size:16px;color:var(--navy);font-weight:600;padding:30px 0;display:block;letter-spacing:1px;
}
.main-nav a::after{
    content:"";position:absolute;left:0;bottom:22px;width:0;height:3px;border-radius:2px;
    background:var(--gold);transition:width .3s;
}
.main-nav a:hover::after,.main-nav li.active a::after{width:100%}
.main-nav li.active a{color:var(--blue)}
.nav-toggle{display:none;width:44px;height:44px;border:none;background:none;cursor:pointer;position:relative}
.nav-toggle span{display:block;width:26px;height:3px;background:var(--navy);margin:5px auto;border-radius:2px;transition:.3s}
.nav-toggle.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ---------- 首页 Hero 轮播 ---------- */
.hero{position:relative;height:86vh;min-height:560px;overflow:hidden;background:var(--navy)}
.hero-slide{
    position:absolute;inset:0;background-size:cover;background-position:center;
    opacity:0;transition:opacity 1.2s ease;transform:scale(1.06);
}
.hero-slide.active{opacity:1;transform:scale(1);transition:opacity 1.2s ease,transform 6s ease}
.hero-slide::before{
    content:"";position:absolute;inset:0;
    background:linear-gradient(90deg,rgba(8,26,46,.82) 0%,rgba(8,26,46,.45) 45%,rgba(8,26,46,.08) 100%);
}
.hero-content{
    position:relative;z-index:2;height:100%;display:flex;flex-direction:column;justify-content:center;
}
.hero-tag{
    display:inline-flex;align-items:center;gap:12px;color:var(--gold-2);
    font-size:15px;letter-spacing:4px;text-transform:uppercase;margin-bottom:18px;
}
.hero-tag::before{content:"";width:46px;height:2px;background:var(--gold)}
.hero h1{
    color:#fff;font-size:52px;font-weight:700;line-height:1.35;letter-spacing:2px;
    max-width:640px;text-shadow:0 4px 24px rgba(0,0,0,.3);
}
.hero .hero-sub{
    color:rgba(255,255,255,.85);font-size:19px;margin:22px 0 40px;max-width:560px;letter-spacing:1px;
}
.hero-dots{
    position:absolute;z-index:3;bottom:36px;left:50%;transform:translateX(-50%);
    display:flex;gap:12px;
}
.hero-dots span{
    width:34px;height:4px;border-radius:2px;background:rgba(255,255,255,.35);cursor:pointer;transition:.3s;
}
.hero-dots span.active{background:var(--gold);width:52px}

/* ---------- 通用 Section ---------- */
.section{padding:96px 0}
.section-light{background:var(--light)}
.section-head{text-align:center;margin-bottom:60px}
.section-head .en{
    color:var(--gold);font-size:14px;letter-spacing:5px;text-transform:uppercase;font-weight:600;
}
.section-head h2{
    color:var(--navy);font-size:38px;font-weight:700;margin:10px 0 18px;letter-spacing:2px;
}
.section-head .divider{
    width:64px;height:4px;border-radius:2px;margin:0 auto;
    background:linear-gradient(90deg,var(--gold),var(--gold-2));
}
.section-head p.sub{margin-top:18px;color:var(--text-light);max-width:720px;margin-left:auto;margin-right:auto}

/* ---------- 关于我们(首页) ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.about-img{position:relative}
.about-img img{border-radius:var(--radius);box-shadow:var(--shadow-hover)}
.about-img::after{
    content:"";position:absolute;right:-22px;bottom:-22px;width:160px;height:160px;z-index:-1;
    background:repeating-linear-gradient(45deg,var(--gold) 0 2px,transparent 2px 12px);opacity:.5;
    border-radius:var(--radius);
}
.about-text .en{color:var(--gold);font-size:14px;letter-spacing:5px;text-transform:uppercase;font-weight:600}
.about-text h2{color:var(--navy);font-size:36px;margin:10px 0 24px;letter-spacing:2px}
.about-text p{margin-bottom:16px;color:var(--text)}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px}
.stat-item{text-align:center;padding:24px 10px;background:var(--light);border-radius:var(--radius);transition:transform .3s}
.stat-item:hover{transform:translateY(-6px)}
.stat-item .num{font-size:38px;font-weight:800;color:var(--navy);line-height:1.2}
.stat-item .num i{font-style:normal;color:var(--gold);font-size:26px;margin-left:2px}
.stat-item .label{font-size:14px;color:var(--text-light);margin-top:6px;letter-spacing:1px}

/* ---------- 服务卡片 ---------- */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.service-card{
    background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
    transition:transform .35s,box-shadow .35s;display:flex;flex-direction:column;
}
.service-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-hover)}
.service-card .thumb{overflow:hidden;aspect-ratio:3/2;position:relative}
.service-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.service-card:hover .thumb img{transform:scale(1.08)}
.service-card .thumb::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,transparent 55%,rgba(14,42,71,.45));opacity:0;transition:.35s;
}
.service-card:hover .thumb::after{opacity:1}
.service-body{padding:28px 26px 30px;flex:1;display:flex;flex-direction:column}
.service-body h3{color:var(--navy);font-size:21px;letter-spacing:1px}
.service-body .en{font-size:12px;color:var(--gold);letter-spacing:2px;text-transform:uppercase;margin:4px 0 12px}
.service-body p{font-size:15px;color:var(--text-light);flex:1}
.service-body .more{
    margin-top:18px;color:var(--blue);font-weight:600;font-size:14px;letter-spacing:1px;
    display:inline-flex;align-items:center;gap:6px;
}
.service-body .more::after{content:"→";transition:transform .3s}
.service-card:hover .more::after{transform:translateX(6px)}

/* ---------- 视差横幅 ---------- */
.parallax{
    background-size:cover;background-position:center;background-attachment:fixed;
    position:relative;padding:130px 0;text-align:center;color:#fff;
}
.parallax::before{content:"";position:absolute;inset:0;background:rgba(10,28,50,.62)}
.parallax .container{position:relative;z-index:2}
.parallax .en{color:var(--gold-2);letter-spacing:6px;font-size:14px;text-transform:uppercase;font-weight:600}
.parallax h2{font-size:44px;letter-spacing:6px;margin:14px 0 18px;color:#fff}
.parallax p{max-width:680px;margin:0 auto 38px;color:rgba(255,255,255,.85);font-size:17px}

/* ---------- 服务流程 ---------- */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;position:relative}
.process-grid::before{
    content:"";position:absolute;top:52px;left:12%;right:12%;height:2px;
    background-image:linear-gradient(90deg,var(--gold) 55%,transparent 45%);
    background-size:18px 2px;opacity:.6;
}
.process-item{text-align:center;position:relative;padding:0 10px}
.process-num{
    width:104px;height:104px;margin:0 auto 26px;border-radius:50%;
    background:linear-gradient(160deg,var(--navy),var(--navy-2));
    border:4px solid #fff;box-shadow:0 0 0 2px var(--gold),var(--shadow);
    display:flex;align-items:center;justify-content:center;
    font-size:40px;font-weight:800;color:var(--gold-2);
    transition:transform .35s;
}
.process-item:hover .process-num{transform:scale(1.1) rotate(6deg)}
.process-item h3{color:var(--navy);font-size:20px;margin-bottom:10px;letter-spacing:2px}
.process-item p{font-size:14px;color:var(--text-light)}

/* ---------- 团队 ---------- */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.team-card{
    background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);text-align:center;
    padding:40px 24px 34px;transition:transform .35s,box-shadow .35s;
}
.team-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover)}
.team-card .avatar{
    width:150px;height:150px;margin:0 auto 22px;border-radius:50%;overflow:hidden;
    border:4px solid #fff;box-shadow:0 0 0 3px var(--gold-2),var(--shadow);
}
.team-card .avatar img{width:100%;height:100%;object-fit:cover}
.team-card h3{color:var(--navy);font-size:20px;letter-spacing:2px}
.team-card .role{color:var(--gold);font-size:14px;margin:6px 0 12px;letter-spacing:1px}
.team-card p{font-size:14px;color:var(--text-light)}

/* ---------- FAQ 手风琴 ---------- */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{
    background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:18px;overflow:hidden;
}
.faq-q{
    display:flex;justify-content:space-between;align-items:center;cursor:pointer;
    padding:22px 30px;color:var(--navy);font-weight:600;font-size:17px;letter-spacing:.5px;
    transition:color .25s;
}
.faq-q:hover{color:var(--blue)}
.faq-q .ico{
    flex:none;width:30px;height:30px;border-radius:50%;background:var(--light);
    display:flex;align-items:center;justify-content:center;margin-left:18px;
    transition:transform .35s,background .35s;color:var(--navy);font-size:18px;
}
.faq-item.open .faq-q .ico{transform:rotate(45deg);background:var(--gold);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-a .faq-a-inner{padding:0 30px 24px;color:var(--text);font-size:15px;border-top:1px dashed var(--border);padding-top:18px}

/* ---------- 资讯卡片 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.news-card{
    background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
    transition:transform .35s,box-shadow .35s;display:flex;flex-direction:column;
}
.news-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover)}
.news-card .thumb{aspect-ratio:3/2;overflow:hidden;position:relative}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.news-card:hover .thumb img{transform:scale(1.07)}
.news-date{
    position:absolute;left:18px;bottom:18px;background:rgba(14,42,71,.85);color:#fff;
    padding:6px 14px;border-radius:6px;font-size:13px;letter-spacing:1px;
}
.news-body{padding:24px 26px 28px;flex:1;display:flex;flex-direction:column}
.news-body h3{color:var(--navy);font-size:18px;line-height:1.6;margin-bottom:10px}
.news-body h3 a:hover{color:var(--blue)}
.news-body p{font-size:14px;color:var(--text-light);flex:1}
.news-body .more{margin-top:14px;color:var(--blue);font-size:14px;font-weight:600}

/* ---------- CTA ---------- */
.cta-band{
    background:linear-gradient(120deg,var(--navy-3),var(--navy-2) 60%,#1a4a7c);
    padding:86px 0;text-align:center;position:relative;overflow:hidden;
}
.cta-band::before,.cta-band::after{
    content:"";position:absolute;border-radius:50%;border:1px solid rgba(200,161,90,.25);
}
.cta-band::before{width:420px;height:420px;left:-140px;top:-180px}
.cta-band::after{width:560px;height:560px;right:-220px;bottom:-320px}
.cta-band h2{color:#fff;font-size:38px;letter-spacing:4px;margin-bottom:14px}
.cta-band .en{color:var(--gold-2);letter-spacing:4px;font-size:14px;text-transform:uppercase;margin-bottom:34px}
.cta-band .container{position:relative;z-index:2}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--navy-3);color:#93a5ba;font-size:14px}
.footer-main{padding:76px 24px 50px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:48px}
.footer-col h4{
    color:#fff;font-size:17px;letter-spacing:2px;margin-bottom:24px;position:relative;padding-bottom:12px;
}
.footer-col h4::after{
    content:"";position:absolute;left:0;bottom:0;width:34px;height:3px;border-radius:2px;background:var(--gold);
}
.footer-brand .logo-text .cn{color:#fff}
.footer-brand .logo-img{height:56px}
.footer-brand p{margin-top:18px;line-height:2}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li a{position:relative;padding-left:14px}
.footer-col ul li a::before{content:"›";position:absolute;left:0;color:var(--gold)}
.footer-col ul li a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;margin-bottom:14px;line-height:1.7}
.footer-contact svg{width:16px;height:16px;fill:var(--gold);flex:none;margin-top:6px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;font-size:13px}
.footer-bottom .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.footer-bottom a:hover{color:#fff}
.footer-links span{margin:0 6px;color:rgba(255,255,255,.15)}
.friend-links{margin-top:6px}
.friend-links a{margin-right:16px}

/* ---------- 内页横幅 ---------- */
.page-banner{
    position:relative;padding:120px 0 90px;background-size:cover;background-position:center;color:#fff;
}
.page-banner::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(8,26,46,.88),rgba(8,26,46,.55))}
.page-banner .container{position:relative;z-index:2}
.page-banner h1{font-size:42px;letter-spacing:4px;text-shadow:0 4px 20px rgba(0,0,0,.35)}
.page-banner .en{color:var(--gold-2);letter-spacing:4px;font-size:14px;text-transform:uppercase;margin-top:8px}
.breadcrumb{margin-top:20px;font-size:14px;color:rgba(255,255,255,.75)}
.breadcrumb a{color:rgba(255,255,255,.75)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{margin:0 10px;color:var(--gold)}

/* ---------- 内页布局 ---------- */
.page-main{padding:80px 0}
.page-layout{display:grid;grid-template-columns:1fr 320px;gap:48px}
.sidebar .side-card{
    background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:30px 28px;margin-bottom:30px;
}
.sidebar .side-card h3{
    color:var(--navy);font-size:18px;letter-spacing:2px;margin-bottom:20px;position:relative;padding-bottom:12px;
}
.sidebar .side-card h3::after{content:"";position:absolute;left:0;bottom:0;width:30px;height:3px;background:var(--gold);border-radius:2px}
.side-news li{padding:12px 0;border-bottom:1px dashed var(--border)}
.side-news li:last-child{border-bottom:none}
.side-news a{font-size:14px;color:var(--text);display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.side-news a:hover{color:var(--blue)}
.side-news .date{font-size:12px;color:var(--text-light)}
.side-contact{
    background:linear-gradient(150deg,var(--navy),var(--navy-2));color:#cfdcea;
}
.side-contact h3{color:#fff}
.side-contact li{display:flex;gap:10px;margin-bottom:14px;font-size:14px;line-height:1.7}
.side-contact svg{width:16px;height:16px;fill:var(--gold);flex:none;margin-top:5px}
.side-contact .btn{margin-top:10px;padding:10px 28px;font-size:14px}

/* ---------- 单页/文章正文 ---------- */
.article-detail h1.detail-title{color:var(--navy);font-size:32px;letter-spacing:1px;line-height:1.5}
.detail-meta{
    color:var(--text-light);font-size:14px;margin:16px 0 30px;padding-bottom:20px;
    border-bottom:1px solid var(--border);display:flex;gap:26px;flex-wrap:wrap;
}
.detail-content{font-size:16px;color:var(--text)}
.detail-content p{margin-bottom:18px;line-height:2}
.detail-content h2{color:var(--navy);font-size:24px;margin:36px 0 16px;letter-spacing:1px}
.detail-content h3{color:var(--navy);font-size:20px;margin:28px 0 14px}
.detail-content ul,.detail-content ol{margin:0 0 18px 24px}
.detail-content li{margin-bottom:8px}
.detail-content img{border-radius:var(--radius);margin:20px auto}
.detail-content blockquote{
    border-left:4px solid var(--gold);background:var(--light);padding:16px 22px;margin:20px 0;border-radius:0 8px 8px 0;
}

/* ---------- 资讯列表页 ---------- */
.news-list .news-row{
    display:grid;grid-template-columns:300px 1fr;gap:28px;background:#fff;border-radius:var(--radius);
    box-shadow:var(--shadow);overflow:hidden;margin-bottom:28px;transition:transform .3s,box-shadow .3s;
}
.news-list .news-row:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.news-list .thumb{overflow:hidden;height:100%;min-height:200px}
.news-list .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.news-list .news-row:hover .thumb img{transform:scale(1.06)}
.news-list .row-body{padding:28px 30px 28px 0}
.news-list .row-body h3{color:var(--navy);font-size:20px;margin-bottom:8px}
.news-list .row-body h3 a:hover{color:var(--blue)}
.news-list .row-body .date{font-size:13px;color:var(--gold);letter-spacing:1px;margin-bottom:10px;display:block}
.news-list .row-body p{font-size:14px;color:var(--text-light)}
.news-list .row-body .more{display:inline-block;margin-top:14px;color:var(--blue);font-weight:600;font-size:14px}

/* ---------- 分页 ---------- */
.pagelist{display:flex;justify-content:center;gap:10px;margin-top:50px;flex-wrap:wrap}
.pagelist a{
    min-width:44px;height:44px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;
    background:#fff;border-radius:8px;box-shadow:var(--shadow);color:var(--navy);font-weight:600;transition:.25s;
}
.pagelist a:hover{background:var(--navy);color:#fff}
.pagelist a.active{background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#fff}

/* ---------- 返回顶部 ---------- */
.back-top{
    position:fixed;right:28px;bottom:36px;width:48px;height:48px;border-radius:50%;z-index:998;
    background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#fff;border:none;cursor:pointer;
    font-size:20px;box-shadow:0 8px 20px rgba(200,161,90,.4);opacity:0;visibility:hidden;transition:.35s;
}
.back-top.show{opacity:1;visibility:visible}
.back-top:hover{transform:translateY(-4px)}

/* ---------- 滚动进场动画 ---------- */
.reveal{opacity:0;transform:translateY(36px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1024px){
    .service-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
    .team-grid{grid-template-columns:repeat(2,1fr)}
    .process-grid{grid-template-columns:repeat(2,1fr);gap:44px}
    .process-grid::before{display:none}
    .footer-main{grid-template-columns:1fr 1fr;gap:36px}
    .page-layout{grid-template-columns:1fr}
    .hero h1{font-size:40px}
}
@media (max-width:768px){
    .topbar{display:none}
    .header-inner{height:68px}
    .main-nav{
        position:absolute;top:68px;left:0;right:0;background:#fff;z-index:998;
        box-shadow:0 18px 30px rgba(14,42,71,.14);
        max-height:0;overflow:hidden;transition:max-height .4s ease;
    }
    .main-nav.open{max-height:calc(100vh - 68px);max-height:calc(100dvh - 68px);overflow-y:auto;-webkit-overflow-scrolling:touch}
    .main-nav ul{flex-direction:column;align-items:stretch;padding:10px 24px 22px}
    .main-nav li{margin:0;border-bottom:1px solid var(--border)}
    .main-nav li:last-child{border-bottom:none}
    .main-nav a{padding:14px 0}
    .main-nav a::after{display:none}
    .nav-toggle{display:block}
    .hero{height:70vh;min-height:480px}
    .hero h1{font-size:30px}
    .hero .hero-sub{font-size:16px}
    .section{padding:64px 0}
    .section-head h2{font-size:28px}
    .about-grid{grid-template-columns:1fr;gap:44px}
    .stats-row{grid-template-columns:repeat(2,1fr)}
    .parallax{padding:80px 0;background-attachment:scroll}
    .parallax h2{font-size:30px;letter-spacing:3px}
    .news-list .news-row{grid-template-columns:1fr}
    .news-list .thumb{min-height:0;aspect-ratio:3/2}
    .news-list .row-body{padding:0 24px 26px}
    .page-banner h1{font-size:30px}
    .cta-band h2{font-size:28px}
    .article-detail h1.detail-title{font-size:24px}
    /* 手机端页脚优化 */
    .logo-img{height:38px}
    .footer-main{padding:56px 24px 42px;gap:40px}
    .footer-brand .logo-img{height:46px}
    .footer-brand p{margin-top:16px;font-size:13px;line-height:1.9}
    .footer-col h4{font-size:16px;margin-bottom:18px}
    .footer-col ul li{margin-bottom:9px}
    .footer-contact li{margin-bottom:11px;font-size:13px}
    .footer-contact svg{margin-top:4px}
    .footer-bottom{padding:18px 0;text-align:center}
    .footer-bottom .container{justify-content:center}
    .back-top{width:42px;height:42px;right:18px;bottom:24px;font-size:17px}
}
@media (max-width:480px){
    .service-grid,.news-grid,.team-grid{grid-template-columns:1fr}
    .process-grid{grid-template-columns:1fr}
    .footer-main{grid-template-columns:1fr}
    .stats-row{grid-template-columns:repeat(2,1fr);gap:14px}
    .hero h1{font-size:26px}
}

/* ---------- 语言切换 ---------- */
.topbar .lang-switch a{color:#b8c6d8;padding:2px 4px}
.topbar .lang-switch a.on{color:#fff;border-bottom:2px solid var(--gold)}
.topbar .lang-switch a+a::before{content:"|";margin-right:8px;color:rgba(255,255,255,.25)}

/* ---------- 多级导航下拉 ---------- */
.main-nav li.has-sub>a{position:relative;padding-right:16px}
.main-nav li.has-sub>a::before{
    content:"";position:absolute;right:0;top:50%;margin-top:-2px;
    border:5px solid transparent;border-top-color:#8494a7;
}
.main-nav .sub-nav{
    position:absolute;top:100%;left:50%;transform:translate(-50%,14px);min-width:220px;
    background:#fff;border-radius:10px;box-shadow:0 18px 44px rgba(14,42,71,.16);
    padding:10px 0;opacity:0;visibility:hidden;transition:opacity .25s,transform .25s,visibility .25s;z-index:99;
}
.main-nav li:hover>.sub-nav{opacity:1;visibility:visible;transform:translate(-50%,0)}
.main-nav .sub-nav li{margin:0;position:static}
.main-nav .sub-nav li.has-sub::before{display:none}
.main-nav .sub-nav a{padding:11px 24px;font-size:15px;font-weight:500;white-space:nowrap;display:block}
.main-nav .sub-nav a::after{display:none}
.main-nav .sub-nav a:hover,.main-nav .sub-nav a.on{color:var(--blue);background:var(--light)}
@media (max-width:768px){
    .main-nav .sub-nav{
        position:static;transform:none;opacity:1;visibility:visible;
        box-shadow:none;border-radius:0;background:var(--light);min-width:0;
        width:calc(100% + 48px);margin-left:-24px;
        padding:0;max-height:0;overflow:hidden;transition:max-height .35s ease;
    }
    .main-nav li.open>.sub-nav{max-height:660px}
    .main-nav li.open>.sub-nav li:first-child{padding-top:6px}
    .main-nav li.open>.sub-nav li:last-child{padding-bottom:6px}
    .main-nav li.has-sub>a::before{display:none}
    .main-nav .sub-nav a{display:block;padding:10px 24px;font-size:14px;white-space:normal}
    .main-nav .sub-nav li{border-bottom:none}
    .sub-toggle{
        display:flex;position:absolute;right:0;top:0;width:48px;height:48px;
        align-items:center;justify-content:center;cursor:pointer;
    }
    .sub-toggle::after{
        content:"";width:9px;height:9px;margin-top:-4px;
        border-right:2px solid #8494a7;border-bottom:2px solid #8494a7;
        transform:rotate(45deg);transition:.25s;
    }
    .main-nav li.open>.sub-toggle::after{transform:rotate(225deg);margin-top:4px}
}


/* ---------- 页头工具区(手机端语言切换+菜单按钮) ---------- */
.header-tools{display:flex;align-items:center;gap:16px}
.lang-switch-header{display:none}
/* ---------- 手机端菜单内联系信息 ---------- */
.main-nav .nav-contact{display:none}
@media (max-width:768px){
    .header-tools{gap:8px}
    .lang-switch-header{display:inline-flex;align-items:center;flex-wrap:nowrap}
    .lang-switch-header a{font-size:13px;color:var(--text-light);padding:3px 2px;white-space:nowrap}
    .lang-switch-header a.on{color:var(--navy);font-weight:600}
    .lang-switch-header a+a::before{content:"|";margin-right:7px;color:var(--border)}
    .main-nav .nav-contact{display:block;border-bottom:none;padding:16px 0 8px}
    .main-nav .nav-contact a,.main-nav .nav-contact .nc-item{
        display:flex;align-items:center;gap:10px;padding:8px 0;font-size:14px;color:var(--text-light);
    }
    .main-nav .nav-contact svg{width:15px;height:15px;fill:var(--gold);flex:none}
}