/* ==========================================================================
   湖南向上商旅服务有限公司 官网样式
   主色：深蓝 #0B2A5B / 强调蓝 #1E6FD9 / 浅灰辅助 #F4F6FA
   ========================================================================== */

:root{
  --navy:#0B2A5B;
  --navy-deep:#071D40;
  --blue:#1E6FD9;
  --blue-light:#4A9BFF;
  --gold:#C9A227;
  --grey-bg:#F4F6FA;
  --grey-line:#E3E8F0;
  --text:#22304A;
  --text-soft:#5A6B85;
  --white:#fff;
  --radius:14px;
  --shadow-sm:0 4px 14px rgba(11,42,91,.08);
  --shadow-md:0 10px 30px rgba(11,42,91,.12);
  --shadow-lg:0 18px 46px rgba(11,42,91,.16);
  --header-h:72px;
}

*{margin:0;padding:0;box-sizing:border-box;}

html{
  scroll-behavior:smooth;
  scroll-padding-top:var(--header-h);
  -webkit-text-size-adjust:100%;
}

body{
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
  color:var(--text);
  background:var(--white);
  line-height:1.75;
  font-size:16px;
  overflow-x:hidden;
  -webkit-overflow-scrolling:touch;
}

img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ============================ 顶部导航 ============================ */
.site-header{
  position:fixed;top:0;left:0;width:100%;
  height:var(--header-h);
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--grey-line);
  z-index:1000;
  transition:box-shadow .3s ease, background .3s ease;
}
.site-header.scrolled{box-shadow:0 4px 20px rgba(11,42,91,.10);background:rgba(255,255,255,.98);}

.header-inner{
  width:100%;max-width:1200px;margin:0 auto;padding:0 24px;
  height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
}

.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{
  width:44px;height:44px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:#fff;
  box-shadow:0 2px 10px rgba(11,42,91,.10);
  overflow:hidden;flex-shrink:0;
}
.brand-mark img{width:100%;height:100%;object-fit:contain;display:block;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text strong{font-size:18px;color:var(--navy);letter-spacing:.5px;}
.brand-text em{font-style:normal;font-size:10px;color:var(--text-soft);letter-spacing:.6px;}

.nav{display:flex;align-items:center;gap:4px;}
.nav ul{display:flex;align-items:center;gap:2px;}
.nav-link{
  display:block;padding:8px 14px;border-radius:8px;
  font-size:15px;color:var(--text);white-space:nowrap;
  transition:color .22s ease,background .22s ease;position:relative;
}
.nav-link:hover{color:var(--blue);background:var(--grey-bg);}
.nav-link.active{color:var(--navy);font-weight:700;}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--blue);border-radius:2px;
}
.nav-cta{margin-left:12px;}

.hamburger{
  display:none;width:42px;height:42px;border-radius:10px;
  flex-direction:column;justify-content:center;align-items:center;gap:5px;
}
.hamburger span{
  display:block;width:22px;height:2px;background:var(--navy);border-radius:2px;
  transition:transform .3s ease,opacity .25s ease;
}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.active span:nth-child(2){opacity:0;}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.nav-mask{
  position:fixed;inset:0;background:rgba(7,29,64,.45);
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:998;
}
.nav-mask.show{opacity:1;visibility:visible;}

/* ============================ 按钮 ============================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border-radius:10px;font-size:15px;font-weight:600;
  white-space:nowrap;transition:all .25s ease;
}
.btn-sm{padding:9px 20px;font-size:14px;}
.btn-lg{padding:14px 34px;font-size:16px;}
.btn-block{width:100%;}

.btn-primary{background:var(--blue);color:#fff;box-shadow:0 6px 18px rgba(30,111,217,.30);}
.btn-primary:hover{background:#1758B4;transform:translateY(-2px);box-shadow:0 10px 26px rgba(30,111,217,.40);}

.btn-ghost{border:1.5px solid rgba(255,255,255,.55);color:#fff;background:rgba(255,255,255,.08);}
.btn-ghost:hover{background:rgba(255,255,255,.18);border-color:#fff;transform:translateY(-2px);}

.btn-outline{border:1.5px solid var(--blue);color:var(--blue);background:transparent;}
.btn-outline:hover{background:var(--blue);color:#fff;transform:translateY(-2px);}

/* ============================ 首屏 Hero ============================ */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  padding:calc(var(--header-h) + 60px) 0 80px;
  background:linear-gradient(135deg,var(--navy-deep) 0%,var(--navy) 48%,#123a75 100%);
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:
    radial-gradient(circle at 82% 22%, rgba(74,155,255,.28), transparent 46%),
    radial-gradient(circle at 12% 78%, rgba(201,162,39,.16), transparent 48%);
}
.hero-bg::after{
  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:56px 56px;
}
.hero-inner{
  position:relative;z-index:2;width:100%;max-width:1200px;margin:0 auto;padding:0 24px;
}
.hero-tag{
  display:inline-block;padding:7px 18px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
  color:#DCE9FA;font-size:13px;letter-spacing:1px;margin-bottom:22px;
}
.hero-title{
  font-size:clamp(28px,4.6vw,54px);font-weight:800;color:#fff;
  line-height:1.24;letter-spacing:1px;margin-bottom:18px;
}
.hero-title .dot{color:var(--gold);}
.hero-sub{
  font-size:clamp(15px,2vw,21px);color:#BFD6F5;font-weight:500;
  margin-bottom:16px;letter-spacing:.5px;
}
.hero-desc{
  font-size:clamp(14px,1.5vw,17px);color:#9FBBE0;max-width:660px;margin-bottom:34px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:56px;}

.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  max-width:780px;padding-top:30px;border-top:1px solid rgba(255,255,255,.16);
}
.hero-stats li{display:flex;flex-direction:column;}
.hero-stats strong{
  font-size:clamp(24px,3vw,36px);font-weight:800;color:#fff;line-height:1.2;
}
.hero-stats span{font-size:13px;color:#8FAECC;letter-spacing:.5px;}

.hero-scroll{
  position:absolute;left:50%;bottom:26px;transform:translateX(-50%);
  width:26px;height:42px;border:2px solid rgba(255,255,255,.42);border-radius:14px;z-index:2;
}
.hero-scroll span{
  position:absolute;left:50%;top:8px;width:4px;height:8px;margin-left:-2px;
  background:#fff;border-radius:2px;animation:scrollDot 1.8s infinite;
}
@keyframes scrollDot{0%{opacity:1;top:8px}70%{opacity:0;top:24px}100%{opacity:0}}

/* ============================ 通用板块 ============================ */
.section{padding:96px 0;}
.section:nth-of-type(even){background:var(--grey-bg);}

.sec-head{text-align:center;max-width:800px;margin:0 auto 58px;}
.sec-kicker{
  font-size:13px;letter-spacing:3px;color:var(--blue);font-weight:700;margin-bottom:12px;
}
.sec-title{font-size:clamp(24px,3.4vw,38px);font-weight:800;color:var(--navy);line-height:1.35;}
.sec-title .hl{color:var(--blue);}
.sec-desc{margin-top:16px;font-size:16px;color:var(--text-soft);}
.light-head .sec-title{color:#fff;}
.light-head .sec-desc{color:#A9C4E4;}
.light-head .sec-kicker{color:var(--gold);}

.sub-title{
  font-size:21px;font-weight:700;color:var(--navy);
  margin:58px 0 26px;padding-left:14px;border-left:4px solid var(--blue);
}
.sub-title.center{border:none;text-align:center;padding-left:0;}

/* 图片插槽 */
.ph-box{
  width:100%;min-height:180px;aspect-ratio:16/10;
  border:2px dashed rgba(30,111,217,.34);border-radius:var(--radius);
  background:linear-gradient(135deg,#EEF3FA,#E4ECF7);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;
  color:var(--text-soft);text-align:center;padding:18px;
}
.ph-box .ph-ico{font-size:26px;opacity:.5;line-height:1;}
.ph-box .ph-txt{font-size:14px;font-weight:600;}
.ph-box .ph-sub{font-size:12px;opacity:.75;}
.ph-box.light{border-color:rgba(255,255,255,.42);background:rgba(255,255,255,.10);color:#DCE9FA;}
.ph-inline{
  display:inline-block;background:rgba(255,193,7,.18);color:#9A6A00;
  border:1px dashed #E0A800;border-radius:5px;padding:0 7px;font-size:13px;
}

/* ============================ 企业档案 ============================ */
.about-intro{
  display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:start;
  background:var(--white);border-radius:18px;padding:42px;
  box-shadow:var(--shadow-sm);
}
.about-text h3{font-size:24px;color:var(--navy);margin-bottom:16px;}
.about-text p{margin-bottom:16px;color:var(--text-soft);font-size:15.5px;}
.about-text strong{color:var(--navy);}

.about-points{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:26px;}
.about-points li{
  background:var(--grey-bg);border-radius:12px;padding:16px 18px;
  border-left:3px solid var(--blue);
}
.about-points b{display:block;color:var(--navy);font-size:15.5px;margin-bottom:4px;}
.about-points span{font-size:13.5px;color:var(--text-soft);}

.about-media{position:relative;}
.about-badge{
  position:absolute;right:-14px;bottom:-14px;
  background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;
  padding:18px 22px;border-radius:14px;text-align:center;
  box-shadow:var(--shadow-md);
}
.about-badge strong{display:block;font-size:26px;font-weight:800;letter-spacing:2px;}
.about-badge span{font-size:12px;opacity:.9;}

.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.stat-card{
  background:var(--white);border:1px solid var(--grey-line);border-radius:var(--radius);
  padding:30px 24px;text-align:center;transition:transform .3s ease,box-shadow .3s ease;
}
.stat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:transparent;}
.stat-num{display:flex;align-items:baseline;justify-content:center;gap:3px;color:var(--blue);}
.stat-num i{font-style:normal;font-size:40px;font-weight:800;line-height:1.1;}
.stat-num em{font-style:normal;font-size:16px;font-weight:700;color:var(--navy);}
.stat-label{display:block;margin:8px 0 10px;font-size:15.5px;font-weight:700;color:var(--navy);}
.stat-card p{font-size:13.5px;color:var(--text-soft);}

.cert-main{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.cert-card{
  background:var(--white);border-radius:var(--radius);padding:24px;
  box-shadow:var(--shadow-sm);transition:transform .3s ease,box-shadow .3s ease;
}
.cert-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.cert-card h4{margin:18px 0 10px;font-size:17.5px;color:var(--navy);}
.cert-card p{font-size:14px;color:var(--text-soft);}
.cert-primary{background:linear-gradient(160deg,var(--navy),#123a75);color:#fff;}
.cert-primary h4{color:#fff;}
.cert-primary p{color:#B9D0EE;}

.about-scope{
  display:grid;grid-template-columns:repeat(2,1fr);gap:28px;margin-top:56px;
  background:var(--white);border-radius:18px;padding:38px;box-shadow:var(--shadow-sm);
}
.scope-col h3{font-size:20px;color:var(--navy);margin-bottom:18px;padding-bottom:12px;border-bottom:2px solid var(--grey-bg);}
.scope-list li{
  position:relative;padding:9px 0 9px 24px;font-size:14.5px;color:var(--text-soft);
  border-bottom:1px dashed var(--grey-line);
}
.scope-list li:last-child{border-bottom:none;}
.scope-list li::before{
  content:"";position:absolute;left:4px;top:19px;width:7px;height:7px;
  border-radius:50%;background:var(--blue);
}
.scope-list b{color:var(--navy);}

/* ============================ 服务领域 ============================ */
.services{background:linear-gradient(135deg,var(--navy-deep),var(--navy))!important;}
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;}
.svc-card{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);
  border-radius:18px;overflow:hidden;
  transition:transform .35s ease,box-shadow .35s ease,background .35s ease;
}
.svc-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);background:rgba(255,255,255,.09);}
.svc-media{padding:18px 18px 0;}
.svc-body{padding:24px 28px 30px;position:relative;}
.svc-no{
  position:absolute;top:-6px;right:26px;font-size:54px;font-weight:800;
  color:rgba(255,255,255,.09);line-height:1;
}
.svc-body h3{font-size:21px;color:#fff;margin-bottom:12px;}
.svc-body p{font-size:14.5px;color:#B2CAEA;margin-bottom:16px;}
.svc-tags{display:flex;flex-wrap:wrap;gap:8px;}
.svc-tags li{
  font-size:12.5px;color:#BFD8F7;background:rgba(74,155,255,.16);
  border:1px solid rgba(74,155,255,.28);padding:4px 12px;border-radius:999px;
}

/* ============================ 企业文化 ============================ */
.culture{background:var(--white) !important;}

/* 使命 / 愿景 */
.cul-mv{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.cul-mv-card{
  position:relative;background:linear-gradient(160deg,var(--navy),#123a75);
  color:#fff;border-radius:18px;padding:36px 34px;overflow:hidden;
  transition:transform .35s ease,box-shadow .35s ease;
}
.cul-mv-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.cul-mv-card::after{
  content:"";position:absolute;right:-40px;bottom:-40px;width:160px;height:160px;
  border-radius:50%;background:rgba(255,255,255,.05);
}
.cul-ico{
  display:flex;align-items:center;justify-content:center;
  width:54px;height:54px;border-radius:14px;font-size:25px;
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.2);
  margin-bottom:18px;
}
.cul-mv-card h3{font-size:21px;color:#fff;margin-bottom:12px;}
.cul-mv-card p{font-size:15px;color:#B9D0EE;position:relative;z-index:1;}

/* 价值观 */
.cul-values{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;}
.cul-value{
  position:relative;background:var(--grey-bg);border:1px solid var(--grey-line);
  border-radius:var(--radius);padding:28px 22px;
  transition:transform .3s ease,box-shadow .3s ease,background .3s ease;
}
.cul-value:hover{
  transform:translateY(-6px);box-shadow:var(--shadow-md);
  background:var(--white);border-color:transparent;
}
.cv-no{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:1px;
  color:var(--blue);background:rgba(30,111,217,.12);padding:3px 10px;
  border-radius:6px;margin-bottom:14px;
}
.cul-value h4{font-size:18px;color:var(--navy);margin-bottom:10px;}
.cul-value p{font-size:13.5px;color:var(--text-soft);}

/* 团队氛围 + 团队风采 */
.cul-bottom{
  display:grid;grid-template-columns:1.1fr .9fr;gap:38px;align-items:center;
  margin-top:52px;background:var(--grey-bg);border-radius:18px;padding:38px;
}
.cul-atmos h3{font-size:22px;color:var(--navy);margin-bottom:16px;}
.cul-atmos p{font-size:15px;color:var(--text-soft);margin-bottom:14px;}
.cul-atmos-list{margin:20px 0 24px;}
.cul-atmos-list li{
  position:relative;padding:8px 0 8px 26px;font-size:14.5px;color:var(--text-soft);
  border-bottom:1px dashed var(--grey-line);
}
.cul-atmos-list li:last-child{border-bottom:none;}
.cul-atmos-list li::before{
  content:"";position:absolute;left:4px;top:18px;width:8px;height:8px;
  border-radius:50%;background:var(--blue);
}
.cul-photo{position:relative;}
.cul-photo .ph-box{aspect-ratio:4/3;min-height:0;}
.cul-photo-cap{
  margin-top:12px;text-align:center;font-size:13px;color:var(--text-soft);
}

/* ============================ FAQ ============================ */
.faq-list{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--white);border:1px solid var(--grey-line);border-radius:12px;
  overflow:hidden;transition:box-shadow .3s ease,border-color .3s ease;
}
.faq-item.open{box-shadow:var(--shadow-md);border-color:rgba(30,111,217,.4);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;
  padding:20px 24px;text-align:left;font-size:16.5px;font-weight:600;color:var(--navy);
  transition:background .25s ease;
}
.faq-q:hover{background:var(--grey-bg);}
.q-index{
  flex-shrink:0;width:34px;height:34px;border-radius:8px;
  background:var(--grey-bg);color:var(--blue);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;
}
.faq-item.open .q-index{background:var(--blue);color:#fff;}
.q-text{flex:1;}
.q-icon{
  flex-shrink:0;width:14px;height:14px;position:relative;
}
.q-icon::before,.q-icon::after{
  content:"";position:absolute;background:var(--blue);border-radius:2px;
  transition:transform .3s ease;
}
.q-icon::before{left:0;top:6px;width:14px;height:2px;}
.q-icon::after{left:6px;top:0;width:2px;height:14px;}
.faq-item.open .q-icon::after{transform:rotate(90deg);opacity:0;}

.faq-a{
  max-height:0;overflow:hidden;transition:max-height .38s ease;
}
.faq-item.open .faq-a{max-height:600px;}
.faq-a p{
  padding:0 24px 22px 72px;font-size:15px;color:var(--text-soft);
  border-top:1px dashed var(--grey-line);padding-top:18px;margin-top:2px;
}
.faq-more{
  margin-top:38px;text-align:center;background:var(--white);
  border-radius:14px;padding:28px;box-shadow:var(--shadow-sm);
}
.faq-more p{margin-bottom:16px;color:var(--text-soft);}

/* ============================ 行业干货 ============================ */
.news-tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:36px;}
.tab{
  padding:9px 22px;border-radius:999px;font-size:14.5px;font-weight:600;
  color:var(--text-soft);background:var(--white);border:1px solid var(--grey-line);
  transition:all .25s ease;
}
.tab:hover{border-color:var(--blue);color:var(--blue);}
.tab.active{background:var(--navy);color:#fff;border-color:var(--navy);}

.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.news-card{
  background:var(--white);border:1px solid var(--grey-line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .3s ease,box-shadow .3s ease;
}
.news-card:hover{transform:translateY(-7px);box-shadow:var(--shadow-md);}
.news-card.hidden{display:none;}
.news-media{padding:16px 16px 0;}
.news-body{padding:20px 24px 24px;display:flex;flex-direction:column;flex:1;}
.tag{
  align-self:flex-start;padding:4px 12px;border-radius:6px;
  font-size:12.5px;font-weight:700;margin-bottom:12px;
}
.tag-study{background:rgba(30,111,217,.12);color:#1E6FD9;}
.tag-expo{background:rgba(201,162,39,.16);color:#9A7A0B;}
.tag-corp{background:rgba(0,150,120,.13);color:#00806A;}
.tag-aviation{background:rgba(120,80,220,.12);color:#6B4BC4;}
.news-body h3{font-size:17px;color:var(--navy);line-height:1.5;margin-bottom:10px;}
.news-body p{font-size:14px;color:var(--text-soft);flex:1;}
.news-foot{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:16px;padding-top:14px;border-top:1px solid var(--grey-line);
}
.news-foot time{font-size:13px;color:#93A2B8;}
.more-link{font-size:14px;color:var(--blue);font-weight:600;transition:gap .25s ease;}
.more-link:hover{gap:4px;}
.news-more{text-align:center;margin-top:38px;}

/* ============================ 招贤纳士 ============================ */
.jobs-tip{
  margin-top:28px;text-align:center;font-size:14.5px;color:var(--text-soft);
  background:var(--white);border-radius:10px;padding:16px;box-shadow:var(--shadow-sm);
}
.job-list{display:flex;flex-direction:column;gap:22px;}
.job-card{
  background:var(--white);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);border:1px solid var(--grey-line);
  transition:transform .3s ease,box-shadow .3s ease;
}
.job-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);}
.job-head{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:22px 28px;background:linear-gradient(135deg,var(--navy),#123a75);color:#fff;
}
.job-head h3{font-size:20px;font-weight:700;}
.job-sub{font-size:13.5px;color:#A9C4E4;margin-top:2px;}
.job-meta{display:flex;gap:10px;flex-shrink:0;}
.job-loc,.job-type{
  font-size:13px;padding:5px 14px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);
}
.job-body{
  display:grid;grid-template-columns:repeat(3,1fr);gap:26px;padding:26px 28px;
}
.job-col h4{
  font-size:15.5px;color:var(--navy);margin-bottom:12px;
  padding-left:11px;border-left:3px solid var(--blue);
}
.job-col li{
  position:relative;padding:6px 0 6px 18px;font-size:14px;color:var(--text-soft);
}
.job-col li::before{
  content:"";position:absolute;left:0;top:15px;width:6px;height:6px;border-radius:50%;
  background:#B9C6D9;
}
.job-foot{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:16px 28px;border-top:1px solid var(--grey-line);background:var(--grey-bg);
}
.job-hint{font-size:13.5px;color:var(--text-soft);}

/* ============================ 联系我们 ============================ */
.contact{background:linear-gradient(135deg,var(--navy-deep),var(--navy))!important;}
.contact-grid{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;margin-bottom:20px;
}
.contact-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:18px;padding:32px;
}
.contact-card h3{font-size:20px;color:#fff;margin-bottom:22px;}

.info-list li{
  display:flex;gap:14px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.10);
}
.info-list li:last-child{border-bottom:none;}
.info-list .ico{font-size:19px;flex-shrink:0;line-height:1.5;}
.info-list b{display:block;color:#fff;font-size:14.5px;margin-bottom:3px;}
.info-list p{font-size:14px;color:#A9C4E4;}

.form-tip{
  font-size:13.5px;color:#A9C4E4;background:rgba(255,255,255,.07);
  border-left:3px solid var(--gold);padding:10px 14px;border-radius:6px;margin-bottom:22px;
}
.form-tip b{color:var(--gold);}
.field-row{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;color:#D6E4F7;margin-bottom:7px;}
.field label i{color:#FF7A7A;font-style:normal;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:9px;font-size:15px;font-family:inherit;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  color:#fff;transition:border-color .25s ease,background .25s ease;
}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.42);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue-light);background:rgba(255,255,255,.13);
}
.field select option{background:var(--navy);color:#fff;}
.field textarea{resize:vertical;min-height:96px;}
.form-note{font-size:12.5px;color:#8FAECC;margin-top:12px;text-align:center;}

.form-ok{
  display:none;flex-direction:column;align-items:center;text-align:center;
  padding:36px 20px;gap:10px;
}
.form-ok.show{display:flex;}
.ok-ico{
  width:58px;height:58px;border-radius:50%;background:var(--blue);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:700;
  margin-bottom:6px;
}
.form-ok b{font-size:19px;color:#fff;}
.form-ok p{font-size:14px;color:#A9C4E4;margin-bottom:10px;}

.qr-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:8px;}
.qr-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:16px;padding:24px;text-align:center;
  transition:transform .3s ease,box-shadow .3s ease;
}
.qr-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.qr-card .ph-box{max-width:200px;margin:0 auto 16px;aspect-ratio:1/1;min-height:0;}
.qr-card b{display:block;color:#fff;font-size:16px;margin-bottom:4px;}
.qr-card span{font-size:13px;color:#A9C4E4;}

.safe-box{
  margin-top:34px;background:rgba(201,162,39,.10);
  border:1px solid rgba(201,162,39,.35);border-radius:16px;padding:28px;
}
.safe-head{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.lock{font-size:22px;}
.safe-head h3{font-size:19px;color:var(--gold);}
.safe-box li{
  position:relative;padding:7px 0 7px 22px;font-size:14.5px;color:#D6E4F7;
}
.safe-box li::before{
  content:"";position:absolute;left:2px;top:17px;width:7px;height:7px;
  border-radius:50%;background:var(--gold);
}
.safe-box strong{color:#FFE9A8;}
.safe-report{
  margin-top:16px;padding-top:14px;border-top:1px dashed rgba(201,162,39,.3);
  font-size:14px;color:#A9C4E4;
}

/* ============================ 页脚 ============================ */
.site-footer{background:var(--navy-deep);color:#9FBBE0;padding:56px 0 0;}
.foot-top{
  display:grid;grid-template-columns:1.4fr 1fr 1.3fr 1.2fr;gap:36px;
  padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.10);
}
.foot-brand .brand{margin-bottom:14px;}
/* 页脚深蓝底：图标改圆角胶囊衬底，避免生硬白方块 */
.site-footer .brand-mark{background:rgba(255,255,255,.10);box-shadow:none;}
.site-footer .brand-text strong{color:#fff;}
.site-footer .brand-text em{color:#7E9BC4;}
.foot-brand p{font-size:14px;line-height:1.9;}
.foot-col h4{font-size:16px;color:#fff;margin-bottom:14px;}
.foot-col li{padding:5px 0;}
.foot-col a{font-size:14px;transition:color .2s ease,padding-left .2s ease;}
.foot-col a:hover{color:var(--blue-light);padding-left:5px;}
.foot-note{font-size:13.5px;line-height:1.9;margin-bottom:12px;}

.foot-bottom{
  padding:20px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#7E9BC4;
}
.foot-tips{opacity:.75;}

/* ============================ 返回顶部 ============================ */
.back-top{
  position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;
  background:var(--blue);color:#fff;font-size:20px;font-weight:700;
  box-shadow:0 8px 22px rgba(30,111,217,.4);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:all .3s ease;z-index:900;
}
.back-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.back-top:hover{background:var(--navy);}

/* ============================ 响应式 ============================ */

/* 导航项增多后的紧凑处理（仅影响未进入汉堡模式的窄桌面） */
@media (max-width:1180px) and (min-width:769px){
  .nav-link{padding:8px 10px;font-size:14px;}
  .nav-link.active::after{left:10px;right:10px;}
  .nav-cta{margin-left:6px;padding:9px 16px;}
  .brand-text em{display:none;}
  .header-inner,.container{padding-left:18px;padding-right:18px;}
}

/* 平板 <= 1024px */
@media (max-width:1024px){
  .section{padding:76px 0;}
  .about-intro{grid-template-columns:1fr;gap:32px;padding:32px;}
  .about-badge{right:16px;bottom:-16px;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .cert-main{grid-template-columns:1fr;}
  .about-scope{grid-template-columns:1fr;padding:30px;}
  .job-body{grid-template-columns:1fr;gap:20px;}
  .contact-grid{grid-template-columns:1fr;}
  .foot-top{grid-template-columns:repeat(2,1fr);gap:28px;}

  /* 企业文化：窄屏降列 */
  .cul-mv{grid-template-columns:1fr;}
  .cul-values{grid-template-columns:repeat(3,1fr);}
  .cul-bottom{grid-template-columns:1fr;gap:28px;padding:30px;}
}

/* 移动端 <= 768px */
@media (max-width:768px){
  :root{--header-h:64px;}
  body{font-size:15px;line-height:1.7;}

  .container,.header-inner,.hero-inner{padding:0 18px;}

  /* 汉堡菜单 */
  .hamburger{display:flex;}
  .nav{
    position:fixed;top:var(--header-h);right:0;width:min(78vw,300px);height:calc(100vh - var(--header-h));
    background:#fff;flex-direction:column;align-items:stretch;justify-content:flex-start;
    gap:0;padding:14px;box-shadow:-8px 0 30px rgba(11,42,91,.14);
    transform:translateX(100%);transition:transform .35s ease;overflow-y:auto;
  }
  .nav.open{transform:translateX(0);}
  .nav ul{flex-direction:column;align-items:stretch;gap:2px;width:100%;}
  .nav ul li{width:100%;}
  .nav-link{padding:13px 16px;font-size:16px;border-radius:9px;width:100%;}
  .nav-link.active{background:var(--grey-bg);}
  .nav-link.active::after{display:none;}
  .nav-cta{margin:14px 0 0;width:100%;padding:13px 20px;}

  .brand-text strong{font-size:16px;}
  .brand-text em{font-size:9px;}

  /* 首屏 */
  .hero{min-height:auto;padding:calc(var(--header-h) + 44px) 0 64px;}
  .hero-title{font-size:26px;}
  .hero-sub{font-size:15px;}
  .hero-desc{font-size:14px;margin-bottom:26px;}
  .hero-actions{gap:10px;margin-bottom:38px;}
  .hero-actions .btn{flex:1;min-width:130px;padding:12px 18px;font-size:15px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:18px;padding-top:24px;}
  .hero-stats strong{font-size:26px;}
  .hero-stats span{font-size:12px;}
  .hero-scroll{display:none;}

  .section{padding:58px 0;}
  .sec-head{margin-bottom:36px;}
  .sec-title{font-size:22px;}
  .sec-desc{font-size:14.5px;}
  .sub-title{font-size:18px;margin:38px 0 20px;}

  /* 企业档案 */
  .about-intro{padding:22px;gap:26px;}
  .about-text h3{font-size:20px;}
  .about-text p{font-size:14.5px;}
  .about-points{grid-template-columns:1fr;gap:12px;margin-top:20px;}
  .about-badge{position:static;margin-top:16px;display:inline-block;padding:12px 18px;}
  .about-badge strong{font-size:20px;}

  .stat-grid{grid-template-columns:1fr 1fr;gap:12px;}
  .stat-card{padding:20px 12px;}
  .stat-num i{font-size:29px;}
  .stat-num em{font-size:13px;}
  .stat-label{font-size:14px;}
  .stat-card p{font-size:12.5px;}

  .cert-card{padding:18px;}
  .cert-card h4{font-size:16px;}

  .about-scope{padding:22px;}
  .scope-list li{font-size:13.5px;}

  /* 服务 */
  .svc-grid{grid-template-columns:1fr;gap:18px;}
  .svc-media{padding:14px 14px 0;}
  .svc-body{padding:20px 20px 24px;}
  .svc-no{font-size:44px;right:18px;}
  .svc-body h3{font-size:19px;}
  .svc-body p{font-size:14px;}

  /* FAQ */
  .faq-q{padding:16px 16px;font-size:15px;gap:10px;}
  .q-index{width:30px;height:30px;font-size:12px;}
  .faq-a p{padding:0 16px 18px 16px;padding-top:14px;font-size:14px;}
  .faq-more{padding:22px 18px;}

  /* 资讯 */
  .news-tabs{gap:8px;margin-bottom:26px;}
  .tab{padding:8px 16px;font-size:13.5px;}
  .news-grid{grid-template-columns:1fr;gap:18px;}
  .news-body{padding:18px 20px 22px;}
  .news-body h3{font-size:16px;}

  /* 招聘 */
  .job-head{padding:18px 20px;}
  .job-head h3{font-size:17.5px;}
  .job-meta{width:100%;}
  .job-body{padding:20px;}
  .job-col li{font-size:13.5px;}
  .job-foot{padding:14px 20px;}
  .job-foot .btn{width:100%;}

  /* 联系 */
  .contact-card{padding:22px 18px;}
  .field-row{grid-template-columns:1fr;}
  .qr-grid{grid-template-columns:1fr;gap:16px;}
  .qr-card{padding:20px;}
  .safe-box{padding:22px 18px;}
  .safe-box li{font-size:13.5px;}

  /* 企业文化 */
  .cul-mv{gap:16px;}
  .cul-mv-card{padding:26px 22px;}
  .cul-ico{width:46px;height:46px;font-size:21px;margin-bottom:14px;}
  .cul-mv-card h3{font-size:19px;}
  .cul-mv-card p{font-size:14px;}
  .cul-values{grid-template-columns:1fr;gap:14px;}
  .cul-value{padding:22px 18px;}
  .cul-value h4{font-size:17px;}
  .cul-bottom{margin-top:34px;padding:22px;gap:22px;}
  .cul-atmos h3{font-size:19px;}
  .cul-atmos p{font-size:14px;}
  .cul-atmos-list li{font-size:13.5px;}
  .cul-atmos .btn{width:100%;}
  .cul-photo-cap{font-size:12px;}

  /* 页脚 */
  .site-footer{padding-top:42px;}
  .foot-top{grid-template-columns:1fr;gap:26px;}
  .foot-bottom{flex-direction:column;text-align:center;gap:6px;}

  .back-top{right:14px;bottom:14px;width:42px;height:42px;}
}

/* 超小屏 <= 380px */
@media (max-width:380px){
  .hero-title{font-size:22px;}
  .sec-title{font-size:20px;}
  .stat-grid{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:1fr;}
  .hero-actions .btn{min-width:100%;}
}

/* 无障碍：尊重减少动画偏好 */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *{animation:none!important;transition-duration:.01ms!important;}
}

/* ============================================================
   多页站点新增样式
   ============================================================ */

/* 子页面顶部横幅：白底深色字，外层让开悬浮导航，内层垂直居中 */
.page-banner{
  background:var(--white);
  min-height:calc(var(--header-h) + 108px);
  padding-top:var(--header-h);
  border-bottom:1px solid var(--grey-line);
  display:flex;flex-direction:column;
  position:relative;overflow:hidden;
}
.page-banner .container{
  position:relative;z-index:1;width:100%;
  flex:1;
  display:flex;flex-direction:column;justify-content:center;
}
/* 深蓝底页面的页头用浅灰过渡，避免蓝白断层（方案甲） */
.page-services .page-banner,
.page-contact .page-banner{background:var(--grey-bg);}
.pb-kicker{font-size:18px;letter-spacing:3.5px;color:#9A7A0B;font-weight:700;margin-bottom:4px;}
.pb-title{font-size:clamp(32px,3.9vw,42px);font-weight:800;color:var(--navy);line-height:1.25;}

/* 标题行：标题与面包屑同行（方案A） */
.pb-row{
  display:flex;align-items:baseline;gap:20px;flex-wrap:wrap;
}
.pb-crumb{
  display:flex;align-items:center;gap:11px;
  font-size:19px;color:var(--text-soft);
}
.pb-crumb a{color:var(--text-soft);transition:color .2s ease;}
.pb-crumb a:hover{color:var(--blue);}
.pb-crumb em{font-style:normal;color:#9A7A0B;font-weight:600;}

/* 横幅下的导语 */
.page-lead{
  max-width:820px;margin:0 auto 26px;text-align:center;
  font-size:15.5px;color:var(--text-soft);line-height:1.75;
}

/* 子页面板块顶部留白收紧（横幅已压缩，避免叠加后过空） */
.page-about,.page-services,.page-faq,.page-news,
.page-culture,.page-jobs,.page-contact{padding-top:28px;}

/* 板块顶部留白收紧（已有 page-lead / 子标题时） */
.page-about > .container > .sub-title:first-child,
.page-services > .container > .sub-title:first-child{margin-top:44px;}

/* 首页栏目导航 */
.home-nav{padding:80px 0;background:var(--grey-bg);}
.home-nav-title{
  text-align:center;font-size:24px;font-weight:700;color:var(--navy);margin-bottom:36px;
}
.home-nav-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.home-nav-card{
  display:flex;flex-direction:column;gap:8px;
  background:var(--white);border:1px solid var(--grey-line);border-radius:var(--radius);
  padding:26px 22px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.home-nav-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:transparent;}
.home-nav-card::after{
  content:"\2192";font-size:17px;color:var(--blue);font-weight:700;
  transition:transform .25s ease;
}
.home-nav-card:hover::after{transform:translateX(5px);}
.home-nav-card b{font-size:18px;color:var(--navy);}
.home-nav-card span{font-size:13.5px;color:var(--text-soft);}

/* 背景工具类 */
.bg-grey{background:var(--grey-bg);}

/* 响应式 */
@media (max-width:1024px){
  .home-nav-grid{grid-template-columns:repeat(2,1fr);}
  .page-banner{min-height:calc(var(--header-h) + 102px);}
  .page-lead{margin-bottom:32px;font-size:15px;}
  .page-about,.page-services,.page-faq,.page-news,
  .page-culture,.page-jobs,.page-contact{padding-top:22px;}
}

@media (max-width:768px){
  .page-banner{min-height:calc(var(--header-h) + 96px);}
  .pb-title{font-size:30px;}
  .pb-kicker{font-size:16px;letter-spacing:3px;}
  .pb-row{gap:8px;}
  .pb-crumb{font-size:16px;gap:8px;}
  .page-lead{margin-bottom:26px;font-size:14px;text-align:left;}
  .page-about,.page-services,.page-faq,.page-news,
  .page-culture,.page-jobs,.page-contact{padding-top:18px;}

  .home-nav{padding:54px 0;}
  .home-nav-title{font-size:20px;margin-bottom:26px;}
  .home-nav-grid{grid-template-columns:1fr;gap:12px;}
  .home-nav-card{padding:20px 18px;gap:6px;}
  .home-nav-card b{font-size:17px;}
}

@media (max-width:380px){
  .home-nav-grid{grid-template-columns:1fr;}
}