:root{
  --primary:#165DFF; --primary-dark:#0E42C8; --primary-soft:#E8F0FF;
  --secondary:#36D399; --secondary-dark:#1FA06F; --secondary-soft:#E6F9F1;
  --bg:#F7F8FA; --bg-alt:#FFFFFF;
  --text:#1D2129; --text-2:#4E5969; --text-3:#86909C;
  --border:#E5E6EB; --border-light:#F2F3F5;
  --r-sm:8px; --r-md:12px; --r-lg:16px; --r-xl:24px;
  --sh-sm:0 1px 2px rgba(0,0,0,.04);
  --sh-md:0 4px 16px rgba(0,0,0,.06);
  --sh-lg:0 8px 32px rgba(0,0,0,.08);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,sans-serif;
  --maxw:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}

/* ===== 导航 ===== */
.nav{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border)}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;justify-content:space-between}
.nav-brand{display:flex;align-items:center;gap:12px;font-size:1.1rem;font-weight:800;color:var(--primary)}
.nav-brand img{height:34px;width:auto}
.nav-brand .divider{width:1px;height:20px;background:var(--border)}
.nav-brand .sub{color:var(--text-2);font-weight:600}
.nav-back{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border-radius:var(--r-sm);background:var(--primary);color:#fff;font-size:.9rem;font-weight:600;transition:.2s}
.nav-back:hover{background:var(--primary-dark)}

/* ===== Hero ===== */
.hero{background:url(../images/a1.webp) center/cover no-repeat;color:#fff;min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(10,22,40,.5),rgba(13,27,62,.42));z-index:1}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,22,40,.78) 0%,rgba(10,22,40,.28) 22%,transparent 42%);z-index:1}
.hero-inner{position:relative;z-index:2;max-width:820px;padding:0 24px;text-shadow:0 2px 16px rgba(0,0,0,.65)}
.hero .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.9rem;font-weight:700;color:#8FB6FF;letter-spacing:3px;margin-bottom:20px}
.hero h1{font-size:clamp(2.4rem,6.5vw,4rem);font-weight:800;line-height:1.25;letter-spacing:2px}
.hero p{color:rgba(255,255,255,.88);margin-top:20px;font-size:1.12rem}
.hero .hero-note{margin-top:22px;font-size:.85rem;color:rgba(255,255,255,.5)}

/* ===== 职位列表 ===== */
.jobs-section{padding:56px 24px 80px}
.jobs-list{max-width:var(--maxw);margin:0 auto;display:flex;flex-direction:column;gap:20px}
.job-card{position:relative;background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--r-lg);padding:28px 32px;transition:transform .25s,box-shadow .25s}
.job-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:var(--primary-soft)}
.job-head{display:flex;align-items:center;gap:14px;margin-bottom:12px}
.job-head h2{font-size:1.25rem;font-weight:700;color:var(--text)}
.job-head h2 a:hover{color:var(--primary)}
.job-type{position:absolute;top:20px;right:24px;display:inline-flex;align-items:center;gap:6px;padding:5px 16px;border-radius:99px;background:#F5222D;color:#fff;font-size:.8rem;font-weight:700;letter-spacing:1px;box-shadow:0 2px 10px rgba(245,34,45,.35)}
.job-type::before{content:"";width:6px;height:6px;border-radius:50%;background:#fff;opacity:.9}
.job-tags{display:flex;flex-wrap:wrap;gap:18px;margin-bottom:12px}
.job-tag{display:inline-flex;align-items:center;gap:6px;font-size:.88rem;color:var(--text-2)}
.job-tag svg{width:15px;height:15px;color:var(--text-3);flex-shrink:0}
.job-excerpt{font-size:.92rem;color:var(--text-2);line-height:1.7;margin-bottom:16px}
.job-more{display:inline-flex;align-items:center;gap:4px;font-size:.9rem;font-weight:700;color:var(--primary)}
.job-more::after{content:"→";transition:transform .2s}
.job-card:hover .job-more::after{transform:translateX(4px)}

/* ===== 详情页 ===== */
.job-wrap{max-width:860px;margin:0 auto;padding:48px 24px 72px}
.breadcrumb{font-size:.85rem;color:var(--text-3);margin-bottom:28px}
.breadcrumb a{color:var(--text-2);transition:.2s}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{margin:0 8px;opacity:.5}
.job-detail-head h1{font-size:clamp(1.5rem,3.4vw,2.2rem);font-weight:800;line-height:1.4;margin-bottom:16px}
.job-detail-tags{display:flex;flex-wrap:wrap;gap:14px;padding-bottom:24px;border-bottom:1px solid var(--border);margin-bottom:28px}
.job-detail-tags .job-tag{font-size:.92rem}
.job-section{margin-bottom:32px}
.job-section h2{font-size:1.2rem;font-weight:700;color:var(--text);margin-bottom:16px;padding-left:14px;border-left:4px solid var(--primary);line-height:1.4}
.job-list{list-style:none;display:flex;flex-direction:column;gap:12px}
.job-list li{display:flex;gap:12px;font-size:.95rem;color:var(--text-2);line-height:1.8}
.job-list li svg{width:18px;height:18px;color:var(--primary);flex-shrink:0;margin-top:5px}
.job-list li b{color:var(--text);font-weight:600}
.apply-box{background:var(--primary-soft);border:1px solid var(--primary);border-radius:var(--r-lg);padding:28px 32px;margin-top:8px}
.apply-box h3{font-size:1.05rem;font-weight:700;color:var(--primary);margin-bottom:12px}
.apply-box p{font-size:.92rem;color:var(--text-2);line-height:1.8}
.apply-box .apply-mail{display:inline-flex;align-items:center;gap:6px;font-size:1rem;font-weight:700;color:var(--primary);margin-top:8px}
.apply-box .apply-mail svg{width:17px;height:17px}
.back-list{display:inline-flex;align-items:center;gap:6px;margin-top:36px;padding:10px 22px;border-radius:var(--r-sm);background:var(--primary);color:#fff;font-size:.9rem;font-weight:600;transition:.2s}
.back-list:hover{background:var(--primary-dark)}

/* ===== 统一页脚（浅色）===== */
.site-footer{position:relative;background:linear-gradient(160deg,#0A1628,#0F2440 30%,#0D1B3E 60%,#0A1628);color:#fff;padding:56px 24px 30px;overflow:hidden}
.site-footer-bg{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.site-footer-glow{position:absolute;width:500px;height:500px;border-radius:50%;filter:blur(120px);opacity:.14;pointer-events:none}
.site-footer-glow--blue{background:#165DFF;top:-130px;right:-100px;animation:footerFloat 9s ease-in-out infinite}
.site-footer-glow--green{background:#36D399;bottom:-160px;left:-100px;animation:footerFloat 11s ease-in-out infinite reverse}
@keyframes footerFloat{0%,100%{transform:translate(0,0)}50%{transform:translate(30px,-30px)}}
.site-footer-inner{position:relative;z-index:2;max-width:1200px;margin:0 auto}
.site-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.site-footer-brand{display:flex;flex-direction:column;gap:16px}
.site-footer-brand img{height:42px;width:auto;align-self:flex-start}
.site-footer-brand p{font-size:.88rem;color:rgba(255,255,255,.62);line-height:1.85}
.site-footer-title{font-size:.95rem;font-weight:700;color:#fff;margin-bottom:16px}
.site-footer-col{display:flex;flex-direction:column;gap:11px}
.site-footer-col a{font-size:.88rem;color:rgba(255,255,255,.62);transition:color .2s;text-decoration:none}
.site-footer-col a:hover{color:#8FB6FF}
.site-footer-bottom{margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);text-align:center}
.site-footer-copy{font-size:.82rem;color:rgba(255,255,255,.45);white-space:nowrap}
.site-footer-copy a{color:inherit;transition:color .2s;text-decoration:none}
.site-footer-copy a:hover{color:#38BDF8}
@media(max-width:768px){.site-footer-grid{grid-template-columns:1fr 1fr;gap:28px}.site-footer-brand{grid-column:1/-1}.site-footer-copy{white-space:normal}}
@media(max-width:480px){.site-footer-grid{grid-template-columns:1fr}}

/* ===== 动画 ===== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ===== 响应式 ===== */
@media(max-width:768px){
  .job-card{padding:22px}
  .job-head{flex-wrap:wrap}
  .job-tags{gap:12px}
  .apply-box{padding:22px}
}
/* 透明导航（融入 banner） */
.nav.nav-transparent{position:fixed;top:0;left:0;right:0;background:transparent;border-bottom:none}
.nav.nav-transparent .nav-brand{color:#fff}
.nav.nav-transparent .nav-brand .sub{color:rgba(255,255,255,.7)}
.nav.nav-transparent .nav-brand .divider{background:rgba(255,255,255,.3)}
.nav.nav-transparent .nav-back{background:rgba(255,255,255,.12);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.25)}
.nav.nav-transparent .nav-back:hover{background:rgba(255,255,255,.2)}

/* 向下滚动指示 */
.scroll-down{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;color:rgba(255,255,255,.9);font-size:.82rem;letter-spacing:3px;z-index:2;text-shadow:0 2px 8px rgba(0,0,0,.5)}
.scroll-down svg{width:22px;height:22px;animation:bounceDown 1.8s ease-in-out infinite}
@keyframes bounceDown{0%,100%{transform:translateY(0);opacity:1}50%{transform:translateY(9px);opacity:.45}}
/* 滚动后白色导航 */
.nav.nav-transparent{transition:background .3s,border-color .3s}
.nav.scrolled{background:rgba(255,255,255,.95)!important;border-bottom:1px solid #E5E6EB;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
.nav.scrolled .nav-brand{color:#165DFF}
.nav.scrolled .nav-brand .sub{color:#4E5969}
.nav.scrolled .nav-brand .divider{background:#E5E6EB}
.nav.scrolled .nav-back{background:#165DFF!important;border:1px solid #165DFF!important}
.nav.scrolled .nav-back:hover{background:#0E42C8!important}
/* 详情页停止招聘 */
.job-closed-tag{display:inline-flex;align-items:center;gap:6px;padding:6px 18px;border-radius:99px;background:#F5222D;color:#fff;font-size:.9rem;font-weight:700;letter-spacing:1px;margin-left:14px;vertical-align:middle;white-space:nowrap;box-shadow:0 2px 10px rgba(245,34,45,.35)}
.job-closed-banner{background:#FFF1F0;border:1px solid #FFA39E;border-radius:var(--r-lg);padding:26px 30px;margin-top:8px}
.job-closed-banner h3{font-size:1.1rem;font-weight:700;color:#F5222D;margin-bottom:10px}
.job-closed-banner p{font-size:.95rem;color:#CF1322;line-height:1.8}