/* 珹通国际物流官网样式（复刻万小智AI建站版） */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Segoe UI","Helvetica Neue",sans-serif;color:#1e293b;line-height:1.7;background:#fff;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{text-decoration:none;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;transition:all .2s;border:none;font-family:inherit}
.btn-grad{background:linear-gradient(90deg,#6366f1,#8b5cf6);color:#fff;box-shadow:0 2px 10px rgba(99,102,241,.35)}
.btn-grad:hover{transform:scale(1.02);box-shadow:0 4px 16px rgba(99,102,241,.5)}
.btn-white{background:transparent;border:1px solid rgba(255,255,255,.4);color:#fff}
.btn-white:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.btn-primary{background:#1a3a6b;color:#fff}
.btn-primary:hover{background:#24508f;box-shadow:0 4px 14px rgba(26,58,107,.35)}

/* ===== Header ===== */
header{position:sticky;top:0;z-index:100;background:rgba(15,27,45,.98);backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.logo{display:flex;align-items:center;gap:12px}
.logo .logo-box{width:40px;height:40px;background:#fff;border-radius:6px;padding:4px;display:flex;align-items:center;justify-content:center;box-shadow:0 1px 4px rgba(0,0,0,.3)}
.logo .logo-box img{width:100%;height:100%;object-fit:contain}
.logo-txt .cn{font-size:16px;font-weight:700;color:#fff;letter-spacing:.5px;white-space:nowrap}
.logo-txt .en{font-size:9px;color:rgba(255,255,255,.5);letter-spacing:.8px;white-space:nowrap}
nav{display:flex;align-items:center;gap:4px}
nav a{padding:8px 14px;font-size:14.5px;color:rgba(255,255,255,.85);border-radius:6px;transition:.2s;white-space:nowrap}
nav a:hover{color:#fff;background:rgba(255,255,255,.1)}
nav a.active{color:#fff;font-weight:700;background:rgba(255,255,255,.14)}
.header-btn{display:inline-flex;align-items:center;background:linear-gradient(90deg,#6366f1,#8b5cf6);color:#fff;padding:9px 20px;border-radius:8px;font-size:14px;font-weight:600;box-shadow:0 2px 10px rgba(99,102,241,.4);transition:all .2s;white-space:nowrap}
.header-btn:hover{transform:scale(1.03)}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.burger span{width:22px;height:2px;background:#fff;border-radius:2px}

/* ===== Hero ===== */
.hero{position:relative;min-height:600px;display:flex;align-items:center;overflow:hidden;background:#0f1b2d}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,27,45,.93) 0%,rgba(15,27,45,.75) 45%,rgba(15,27,45,.5) 100%)}
.hero .container{position:relative;z-index:2;padding-top:80px;padding-bottom:80px}
.hero h1{font-size:38px;font-weight:700;color:#fff;line-height:1.3;margin-bottom:14px;letter-spacing:.5px}
.hero .hero-line{font-size:18px;color:rgba(255,255,255,.8);margin-bottom:20px}
.hero .routes{font-size:15px;color:rgba(255,255,255,.6);margin-bottom:32px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}

/* ===== 区块通用 ===== */
section{padding:76px 0}
.sec-head{text-align:center;margin-bottom:44px}
.sec-head h2{font-size:30px;font-weight:800;color:#1a3a6b;letter-spacing:1px;margin-bottom:8px}
.sec-head .sub{font-size:14.5px;color:#64748b}
.sec-dark{background:#0f1b2d}
.sec-dark .sec-head h2{color:#fff}
.sec-dark .sec-head .sub{color:rgba(255,255,255,.6)}
.sec-muted{background:#f1f5f9}

/* ===== 为什么选择（4卡） ===== */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.why-card{background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:30px 22px;text-align:center;transition:all .3s}
.why-card:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(15,27,45,.12)}
.why-card .ic{width:58px;height:58px;margin:0 auto 18px;border-radius:50%;background:rgba(26,58,107,.1);display:flex;align-items:center;justify-content:center;font-size:26px;transition:.3s}
.why-card:hover .ic{background:rgba(26,58,107,.2)}
.why-card h3{font-size:17px;font-weight:700;color:#1e293b;margin-bottom:8px}
.why-card p{font-size:13.5px;color:#64748b;line-height:1.6}

/* ===== 核心服务（图卡） ===== */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.svc-card{background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.08);transition:all .3s;display:flex;flex-direction:column}
.svc-card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(0,0,0,.2)}
.svc-card .pic{height:170px;overflow:hidden;position:relative}
.svc-card .pic img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.svc-card:hover .pic img{transform:scale(1.05)}
.svc-card .bd{padding:20px;display:flex;flex-direction:column;flex:1}
.svc-card h3{font-size:16.5px;font-weight:700;color:#1e293b;margin-bottom:8px}
.svc-card p{font-size:13px;color:#64748b;flex:1;margin-bottom:14px}
.svc-card .more{color:#1a3a6b;font-weight:600;font-size:13.5px;display:inline-flex;align-items:center;gap:5px;transition:.2s}
.svc-card .more:hover{color:#8b5cf6}

/* ===== 合作船公司 ===== */
.carrier-row{display:flex;flex-wrap:wrap;justify-content:center;gap:16px}
.carrier{background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:16px 32px;font-size:17px;font-weight:800;letter-spacing:1px;color:#1e293b;transition:all .2s}
.carrier:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(15,27,45,.1)}
.carrier.hl{background:#1a3a6b;color:#ffd54d;border-color:#1a3a6b}

/* ===== 关于 Brief ===== */
.about-brief{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.about-brief .txt h2{font-size:26px;font-weight:800;color:#1a3a6b;margin-bottom:14px}
.about-brief .txt p{font-size:14.5px;color:#41566e;margin-bottom:12px;line-height:1.8}
.about-brief .stats{display:flex;gap:28px;margin:20px 0 24px;flex-wrap:wrap}
.about-brief .stats div b{display:block;font-size:26px;font-weight:800;color:#1a3a6b}
.about-brief .stats div span{font-size:12.5px;color:#64748b}
.about-brief .pic img{width:100%;border-radius:8px;box-shadow:0 12px 30px rgba(15,27,45,.18)}

/* ===== 联系/询价区（深色） ===== */
.cta-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:28px;align-items:start}
.cta-info{background:#0f1b2d;border-radius:8px;padding:28px;color:#fff}
.cta-info h2{font-size:18px;color:#fff;margin-bottom:20px}
.cta-info .item{display:flex;gap:12px;align-items:flex-start;margin-bottom:16px;font-size:14px}
.cta-info .item .ic{flex:none;width:20px;text-align:center;color:#6366f1;font-size:16px;margin-top:2px}
.cta-info .item b{display:block;color:#fff;font-size:13px;font-weight:600;margin-bottom:2px}
.cta-info .item span{color:rgba(255,255,255,.6);font-size:13.5px}
.cta-person-top{font-size:13.5px;color:rgba(255,255,255,.6)}
.cta-person-top b{display:block;color:#fff;font-size:16px;margin-top:2px}
.cta-hr{border:none;border-top:1px solid rgba(255,255,255,.1);margin:18px 0 20px}
/* ===== 联系人卡片（2026-09-18 新增：双人卡片） ===== */
.cta-persons{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.person-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:8px;padding:14px 13px 12px}
.person-card .pc-name{color:#fff;font-size:16px;font-weight:700;margin-bottom:3px;line-height:1.3}
.person-card .pc-role{color:rgba(255,255,255,.55);font-size:12px;margin-bottom:10px;line-height:1.3}
.person-card .pc-meta{display:flex;flex-direction:column;gap:6px}
.person-card .pc-meta a{color:rgba(255,255,255,.75);font-size:12px;text-decoration:none;line-height:1.4;word-break:break-all;display:flex;gap:5px;align-items:flex-start;transition:.15s}
.person-card .pc-meta a:hover{color:#fff}
.form-card{background:#fff;border-radius:8px;padding:30px;color:#1e293b}
.form-card h3{font-size:19px;color:#1a3a6b;margin-bottom:6px}
.form-card .fsub{font-size:13px;color:#64748b;margin-bottom:20px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.f-item label{display:block;font-size:13px;font-weight:600;color:#1e293b;margin-bottom:5px}
.f-item input,.f-item select,.f-item textarea{width:100%;border:1px solid #e2e8f0;border-radius:8px;padding:10px 13px;font-size:14px;font-family:inherit;color:#1e293b;background:#fff;outline:none;transition:.2s}
.f-item input:focus,.f-item select:focus,.f-item textarea:focus{border-color:#6366f1;box-shadow:0 0 0 3px rgba(99,102,241,.15)}
.f-item.full{grid-column:1/-1}
.form-note{font-size:12px;color:#94a3b8;text-align:center;margin-top:14px}
.form-success{display:none;text-align:center;padding:14px;border-radius:8px;border:1px solid rgba(16,185,129,.3);background:rgba(16,185,129,.05);color:#059669;font-size:14px;margin-top:14px}
.form-success.show{display:block}

/* ===== 页面 Banner（内页，深蓝居中横幅 = AI版 bg-primary py-20 text-center） ===== */
.page-hero{position:relative;background:#1a3a6b;padding:70px 0;overflow:hidden;text-align:center}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{font-size:36px;font-weight:700;color:#fff;letter-spacing:1px}
.page-hero p{color:rgba(255,255,255,.7);font-size:15px;margin-top:8px}
.page-hero .glow{position:absolute;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(99,102,241,.3),transparent 70%);top:-160px;right:-60px}

/* ===== 服务详情页 ===== */
.svc-detail{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;padding:40px 0}
.svc-detail .pic img{width:100%;border-radius:8px;box-shadow:0 12px 30px rgba(15,27,45,.15)}
.svc-detail .txt h3{font-size:24px;font-weight:800;color:#1a3a6b;margin-bottom:14px}
.svc-detail .txt p{font-size:14.5px;color:#41566e;line-height:1.9;margin-bottom:20px}
.svc-detail.rev .pic{order:2}
.svc-detail.rev .txt{order:1}

/* ===== 关于页 ===== */
.about-article{max-width:860px;margin:0 auto}
.about-article h3{font-size:21px;font-weight:800;color:#1a3a6b;margin-bottom:12px}
.about-article p{font-size:14.5px;color:#41566e;line-height:1.9;margin-bottom:14px;text-align:justify}
.about-img{max-width:860px;margin:30px auto 0}
.about-img img{width:100%;border-radius:8px}
.cert-card{max-width:420px;margin:0 auto;background:linear-gradient(150deg,#1a3a6b,#24508f);color:#fff;border-radius:8px;padding:34px 30px;text-align:center;box-shadow:0 14px 34px rgba(26,58,107,.3)}
.cert-card .seal{font-size:40px;margin-bottom:8px}
.cert-card h3{font-size:17px;margin-bottom:6px}
.cert-card p{font-size:13px;color:#b9cde6}
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.adv-item{background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:26px 20px;transition:.25s}
.adv-item:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(15,27,45,.1)}
.adv-item .ic{width:50px;height:50px;border-radius:50%;background:rgba(26,58,107,.1);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:12px}
.adv-item h4{font-size:15.5px;font-weight:700;color:#1e293b;margin-bottom:6px}
.adv-item p{font-size:13px;color:#64748b}
.philosophy{max-width:860px;margin:40px auto 0;background:#f1f5f9;border-left:4px solid #1a3a6b;border-radius:0 8px 8px 0;padding:26px 30px}
.philosophy p{font-size:14.5px;color:#41566e}
.philosophy a{display:inline-block;margin-top:12px;color:#6366f1;font-weight:600}

/* ===== 新闻页 ===== */
.news-tabs{display:flex;justify-content:center;gap:10px;margin-bottom:34px}
.news-tabs button{border:1px solid #e2e8f0;background:#fff;color:#41566e;padding:8px 26px;border-radius:20px;font-size:14px;cursor:pointer;font-weight:600;transition:.2s;font-family:inherit}
.news-tabs button.on{background:#1a3a6b;color:#fff;border-color:#1a3a6b}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:24px;transition:.25s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(15,27,45,.12)}
.news-card .meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.news-card .cat{background:rgba(99,102,241,.1);color:#6366f1;font-size:12px;font-weight:700;padding:3px 12px;border-radius:14px}
.news-card .date{font-size:12px;color:#94a3b8}
.news-card h3{font-size:15.5px;color:#1e293b;margin-bottom:8px;line-height:1.5}
.news-card p{font-size:13px;color:#64748b;flex:1}
.news-card a.more{margin-top:12px;color:#6366f1;font-weight:600;font-size:13.5px}
.news-empty{text-align:center;color:#94a3b8;padding:40px 0;grid-column:1/-1}

/* ===== 新闻详情 ===== */
.article{max-width:820px;margin:0 auto}
.article h1{font-size:26px;font-weight:800;color:#1a3a6b;line-height:1.4;margin-bottom:14px}
.article .meta{margin-bottom:24px;font-size:13px;color:#94a3b8}
.article .meta .cat{background:rgba(99,102,241,.1);color:#6366f1;font-weight:700;padding:3px 12px;border-radius:14px;margin-right:10px}
.article .body p{font-size:15px;color:#334155;line-height:2;margin-bottom:16px;text-align:justify}
.article .back{display:inline-block;margin-top:26px;color:#6366f1;font-weight:600}

/* ===== 联系页 ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:30px;align-items:stretch}
.c-info{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-content:start}
.c-item{background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:20px 16px;display:flex;gap:12px;align-items:flex-start}
.c-item .ic{flex:none;width:40px;height:40px;border-radius:8px;background:rgba(26,58,107,.08);display:flex;align-items:center;justify-content:center;font-size:18px}
.c-item b{display:block;font-size:13px;color:#1a3a6b}
.c-item span{font-size:13.5px;color:#41566e;word-break:break-all}
.map-box{border:1px solid #e2e8f0;border-radius:8px;overflow:hidden;position:relative;min-height:380px;background:#f1f5f9}
.map-box img{width:100%;height:100%;object-fit:cover;display:block;min-height:380px}
.map-cap{position:absolute;left:0;right:0;bottom:0;background:rgba(15,27,45,.88);color:#fff;font-size:13px;padding:10px 16px;display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.map-cap .nav-btn{background:#ffd54d;color:#0f1b2d;font-weight:800;font-size:12.5px;padding:5px 14px;border-radius:16px;transition:.2s;flex:none}
.map-cap .nav-btn:hover{box-shadow:0 4px 14px rgba(255,213,77,.5)}

/* ===== Footer ===== */
footer{background:#0f1b2d;color:rgba(255,255,255,.6);padding:56px 0 28px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:34px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-grid h4{color:#fff;font-size:14.5px;margin-bottom:14px;letter-spacing:1px}
.foot-grid .logo{margin-bottom:12px}
.foot-grid p,.foot-grid a{color:rgba(255,255,255,.6);font-size:13.5px;display:block;margin-bottom:7px;line-height:1.7}
.foot-grid a:hover{color:#fff}
.foot-bottom{text-align:center;padding-top:20px;font-size:12.5px;color:rgba(255,255,255,.4)}

/* ===== 移动端 ===== */
.m-nav{position:fixed;inset:0;background:rgba(15,27,45,.98);z-index:200;display:none;flex-direction:column;align-items:center;justify-content:center;gap:22px}
.m-nav.open{display:flex}
.m-nav a{color:rgba(255,255,255,.9);font-size:19px;font-weight:700}
.m-nav .close{position:absolute;top:20px;right:24px;background:none;border:none;color:#fff;font-size:34px;cursor:pointer;line-height:1}
@media (max-width:1000px){
  .why-grid,.svc-grid,.adv-grid,.news-grid{grid-template-columns:1fr 1fr}
  .about-brief,.cta-grid,.contact-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .svc-detail{grid-template-columns:1fr;gap:24px}
  .svc-detail.rev .pic{order:1}
  nav{display:none}
  .burger{display:flex}
  .header-btn{display:none}
  .hero h1{font-size:34px}
}
@media (max-width:620px){
  .why-grid,.svc-grid,.adv-grid,.news-grid,.form-grid,.c-info,.foot-grid,.cta-persons{grid-template-columns:1fr}
  section{padding:56px 0}
  .hero{min-height:520px}
}


/* 文章页 · 相关阅读（2026-09-18 加） */
.rel-arts{border-top:1px solid #eef1f6;margin-top:36px;padding-top:22px}
.rel-arts h4{font-size:15px;color:#0f172a;margin:0 0 10px;font-weight:700}
.rel-arts a{display:block;padding:10px 2px;color:#4f46e5;text-decoration:none;font-size:14px;border-bottom:1px dashed #eef1f6;transition:.2s}
.rel-arts a:last-child{border-bottom:none}
.rel-arts a:hover{color:#3730a3;padding-left:6px}


/* 导航栏「HMM订舱」高亮入口（2026-09-18，白色高亮） */
nav a.nav-hl{color:#0f1b2d!important;font-weight:700;background:#fff;border:1px solid #fff;box-shadow:0 2px 12px rgba(255,255,255,.35);margin-left:4px}
nav a.nav-hl:hover{background:#eef2ff;color:#0f1b2d!important;box-shadow:0 2px 18px rgba(255,255,255,.6)}
#mNav a.nav-hl{color:#0f1b2d;background:#fff;border-radius:10px;padding:8px 26px;box-shadow:0 2px 12px rgba(255,255,255,.35)}