/* =====================================================================
   北检全屏沉浸式 UI · v5「深空蓝 × 琥珀橙」影像级全屏沉浸
   对标高端机构官网：深空导航影像Hero / 悬浮圆角玻璃导航 / 超大左对齐标题
   素材：Font Awesome 6 免费版 + 纯CSS光效，免费可商用
   ===================================================================== */
:root{
  --blue:#1a56b5;        /* 宝蓝主色 */
  --blue-deep:#102e83;   /* 深蓝 */
  --navy:#0a1633;        /* 深空导航 */
  --navy2:#132a63;       /* 导航面板蓝 */
  --cyan:#26c1cb;        /* 品牌青（点缀渐变） */
  --cyan-l:#3ed3dc;
  --ink:#101c3a;         /* 标题墨蓝 */
  --body:#3d4d63;        /* 正文 */
  --mut:#74859e;         /* 弱化 */
  --line:#e3eaf6;        /* 分隔线 */
  --surface:#f2f6fd;     /* 浅蓝底 */
  --orange:#F57C00;      /* 咨询CTA */
  --orange-d:#E65100;
  --r-s:10px;--r-m:16px;--r-l:24px;
  --sh-s:0 1px 2px rgba(16,28,58,.06),0 4px 14px rgba(16,28,58,.06);
  --sh-m:0 18px 44px -16px rgba(16,28,58,.22);
  --sh-l:0 30px 80px -24px rgba(10,22,51,.4);
  --ease:cubic-bezier(.4,0,.2,1);
}
*,*:before,*:after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.7;color:var(--body);background:#fff;overflow-x:hidden}
img{max-width:100%;border:0}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease)}
ul,dl,dd,dt,h1,h2,h3,h4,p,figure{margin:0;padding:0}
li{list-style:none}
button{font-family:inherit;cursor:pointer}
a,button{cursor:pointer}
:focus-visible{outline:3px solid rgba(38,193,203,.6);outline-offset:2px;border-radius:6px}
::selection{background:rgba(26,86,181,.28)}
.bj-wrap{width:min(1220px,92%);margin:0 auto}
.bj-mbr{display:none}
@media (prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}html{scroll-behavior:auto}.bj-rise{opacity:1!important;transform:none!important}}
/* ---------- 按钮 ---------- */
.bj-btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:50px;padding:12px 32px;border-radius:12px;font-size:1.02rem;font-weight:700;letter-spacing:.4px;border:1.5px solid transparent;transition:all .22s var(--ease)}
.bj-btn:active{transform:scale(.97)}
.bj-btn-fire{background:linear-gradient(135deg,var(--orange),#ff9a3d);color:#fff;box-shadow:0 10px 26px -8px rgba(245,124,0,.65)}
.bj-btn-fire:hover{background:var(--orange-d);transform:translateY(-2px);box-shadow:0 16px 34px -10px rgba(230,81,0,.7)}
.bj-btn-ghost-l{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.55);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.bj-btn-ghost-l:hover{background:#fff;color:var(--blue);border-color:#fff;transform:translateY(-2px)}
.bj-btn-ghost{background:#fff;color:var(--blue);border-color:rgba(26,86,181,.45)}
.bj-btn-ghost:hover{border-color:var(--blue);background:rgba(26,86,181,.06);transform:translateY(-2px);box-shadow:0 10px 24px -10px rgba(26,86,181,.5)}
a.bj-fire-link{color:var(--orange)}
a.bj-fire-link:hover{color:var(--orange-d)}
/* ---------- 悬浮圆角玻璃导航 ---------- */
.bj-nav{position:fixed;top:14px;left:0;right:0;z-index:1000;padding:0}
.bj-nav-in{width:min(1320px,96%);margin:0 auto;height:72px;display:flex;align-items:center;justify-content:space-between;gap:16px;background:rgba(255,255,255,.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.7);border-radius:18px;box-shadow:0 12px 40px -14px rgba(10,22,51,.28);padding:0 22px;transition:box-shadow .25s var(--ease)}
.bj-nav.scrolled .bj-nav-in{box-shadow:0 18px 50px -16px rgba(10,22,51,.4)}
.bj-brand{display:flex;align-items:center;gap:14px;min-height:44px}
.bj-brand-logo{display:flex;align-items:center}
.bj-brand-logo img{height:46px;width:auto;display:block}
.bj-brand-div{width:1px;height:30px;background:var(--line)}
.bj-brand-badges{display:flex;gap:6px}
.bj-brand-badges i{width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:.76rem;font-weight:800;font-style:normal;color:var(--blue);background:rgba(26,86,181,.09);border:1px solid rgba(26,86,181,.18)}
.bj-menu{display:flex;align-items:center;gap:2px}
.bj-mi{position:relative;display:inline-flex;align-items:center;padding:10px 13px;min-height:44px;font-size:.96rem;font-weight:600;color:var(--ink);border-radius:10px;white-space:nowrap}
.bj-mi:hover{color:var(--blue);background:rgba(26,86,181,.08)}
.bj-mi.active{color:var(--blue)}
.bj-mi.active:after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--blue),var(--cyan))}
.bj-cta{margin-left:12px;display:inline-flex;align-items:center;gap:10px;min-height:46px;padding:9px 24px;border-radius:12px;background:linear-gradient(135deg,var(--orange),#ff9a3d);color:#fff !important;font-weight:800;font-size:.98rem;box-shadow:0 8px 22px -8px rgba(245,124,0,.7);white-space:nowrap}
.bj-cta small{font-weight:600;font-size:.8rem;opacity:.95}
.bj-cta:hover{background:var(--orange-d);transform:translateY(-1px);box-shadow:0 14px 30px -10px rgba(230,81,0,.75)}
.bj-drop{position:relative}
.bj-drop-box{position:absolute;top:calc(100% + 1px);left:50%;transform:translateX(-50%) translateY(6px);width:560px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:2px;padding:12px;background:rgba(255,255,255,.98);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--line);border-radius:16px;box-shadow:var(--sh-m);opacity:0;visibility:hidden;transition:all .25s var(--ease)}
.bj-drop:hover .bj-drop-box,.bj-drop:focus-within .bj-drop-box{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.bj-drop-box a{padding:10px 12px;border-radius:10px;font-size:.9rem;color:var(--ink) !important;display:flex;align-items:center;gap:8px;min-height:44px}
.bj-drop-box a i{color:var(--blue);width:17px;text-align:center;font-size:.85rem}
.bj-drop-box a:hover{background:rgba(26,86,181,.09);color:var(--blue) !important}
.bj-burger{display:none;width:46px;height:44px;border:0;background:rgba(26,86,181,.08);border-radius:10px;flex-direction:column;align-items:center;justify-content:center;gap:5px;z-index:1002}
.bj-burger span{display:block;width:22px;height:2.5px;border-radius:2px;background:var(--ink);transition:all .3s var(--ease)}
html.bj-nav-open .bj-burger span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
html.bj-nav-open .bj-burger span:nth-child(2){opacity:0}
html.bj-nav-open .bj-burger span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
/* ---------- 区块节奏 ---------- */
.bj-sec{position:relative;padding:clamp(3.4rem,7vw,5.4rem) 0}
.bj-kicker{display:inline-flex;align-items:center;gap:10px;color:var(--blue);font-weight:700;letter-spacing:.24em;font-size:.78rem;text-transform:uppercase}
.bj-kicker:before{content:"";width:26px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--orange),#ffb066)}
.bj-center .bj-kicker:before{display:none}
.bj-h2{font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:800;line-height:1.25;letter-spacing:-.5px;margin:14px 0 12px;color:var(--ink)}
.bj-h2 em{font-style:normal;color:var(--blue)}
.bj-sub{color:var(--mut);font-weight:300;max-width:740px;line-height:1.8;font-size:.99rem}
.bj-center{text-align:center}
.bj-center .bj-sub{margin:0 auto}
.bj-reveal{opacity:0;transform:translateY(22px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.bj-reveal.in{opacity:1;transform:none}
/* ---------- 深空影像 Hero（全屏沉浸） ---------- */
.bj-hero,.bj-pagehero{position:relative;display:flex;align-items:center;overflow:hidden;background:var(--navy);color:#fff}
.bj-hero{min-height:100vh;text-align:left}
.bj-pagehero{min-height:100vh;padding:150px 0 130px;text-align:left}
.bj-hero-bg{position:absolute;inset:0;background:
radial-gradient(52% 60% at 78% 24%,rgba(38,193,203,.24) 0%,rgba(38,193,203,0) 68%),
radial-gradient(46% 58% at 16% 82%,rgba(26,86,181,.55) 0%,rgba(26,86,181,0) 70%),
radial-gradient(70% 90% at 60% 40%,#17346f 0%,rgba(23,52,111,0) 70%),
linear-gradient(156deg,#0a1633 0%,#0e2358 46%,#123c8f 78%,#1a56b5 100%)}
.bj-hero-bg:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(120,170,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(120,170,255,.07) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(80% 80% at 60% 40%,#000 25%,transparent 100%);-webkit-mask-image:radial-gradient(80% 80% at 60% 40%,#000 25%,transparent 100%)}
.bj-hero-bg:after{content:"";position:absolute;right:-140px;top:-140px;width:640px;height:640px;border-radius:50%;border:1px solid rgba(120,180,255,.18);box-shadow:inset 0 0 120px rgba(38,193,203,.16);animation:bjOrbit 14s linear infinite}
@keyframes bjOrbit{from{transform:rotate(0)}to{transform:rotate(360deg)}}
.bj-orb{position:absolute;border-radius:50%;filter:blur(2px);pointer-events:none}
.bj-orb.o1{width:14px;height:14px;left:12%;top:26%;background:radial-gradient(circle at 30% 30%,#7de8ee,var(--cyan));box-shadow:0 0 24px rgba(38,193,203,.9);animation:bjFloat 7s ease-in-out infinite alternate}
.bj-orb.o2{width:9px;height:9px;right:18%;top:60%;background:radial-gradient(circle at 30% 30%,#9db8ff,var(--blue));box-shadow:0 0 18px rgba(90,140,255,.9);animation:bjFloat 9s ease-in-out infinite alternate-reverse}
.bj-orb.o3{width:20px;height:20px;right:32%;top:16%;background:radial-gradient(circle at 30% 30%,#ffd9ae,var(--orange));box-shadow:0 0 26px rgba(245,124,0,.75);animation:bjFloat 11s ease-in-out infinite alternate}
@keyframes bjFloat{from{transform:translateY(0)}to{transform:translateY(-34px)}}
.bj-hero-in{position:relative;z-index:2;padding:150px 0 120px;width:min(1220px,92%);margin:0 auto}
.bj-hero .bj-kicker,.bj-pagehero .bj-kicker{color:#9db8ff}
.bj-hero .bj-kicker:before{background:linear-gradient(90deg,var(--orange),#ffb066)}
.bj-hero h1,.bj-ph-title{font-size:clamp(2.5rem,5.8vw,4.6rem);font-weight:900;line-height:1.16;letter-spacing:-1px;margin:26px 0 22px;color:#fff;max-width:900px}
.bj-hero h1 em,.bj-ph-title em{font-style:normal;background:linear-gradient(90deg,#3ed3dc,#7de8ee);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.bj-hero .bj-sub,.bj-ph-desc{font-size:clamp(1rem,1.5vw,1.15rem);margin:0 0 38px;max-width:760px;color:rgba(226,236,255,.82);font-weight:300}
.bj-hero-btns,.bj-ph-btns{display:flex;gap:16px;justify-content:flex-start;flex-wrap:wrap}
.bj-hero-btns .bj-btn,.bj-ph-btns .bj-btn{min-width:196px;padding:14px 36px;font-size:1.05rem;border-radius:14px}
.bj-hero-badge{display:flex;flex-wrap:wrap;gap:12px;margin-top:46px}
.bj-badge{display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(129,168,255,.35);color:#dce7ff;font-size:.86rem;font-weight:600;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.bj-badge i{color:#3ed3dc}
.bj-ph-meta{display:flex;flex-wrap:wrap;gap:8px 22px;justify-content:flex-start;color:rgba(200,216,255,.75);font-size:.9rem;margin:0 0 30px}
.bj-ph-meta i{color:#3ed3dc;margin-right:6px}
.bj-ph-meta a{color:#fff;font-weight:600;border-bottom:1px solid rgba(255,255,255,.4)}
.bj-ph-meta a:hover{color:#3ed3dc;border-color:#3ed3dc}
.bj-scroll{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:2;color:rgba(255,255,255,.85);font-size:1.4rem;animation:bjDown 1.9s ease-in-out infinite}
@keyframes bjDown{0%,100%{transform:translate(-50%,0);opacity:1}50%{transform:translate(-50%,10px);opacity:.35}}
@keyframes bjRise{from{opacity:0;transform:translateY(36px)}to{opacity:1;transform:none}}
.bj-rise{opacity:0;animation:bjRise .85s var(--ease) forwards}
.bj-rise1{animation-delay:.15s}.bj-rise2{animation-delay:.3s}.bj-rise3{animation-delay:.45s}.bj-rise4{animation-delay:.6s}
/* ---------- 悬浮叠层 ---------- */
.bj-overlapwrap{position:relative;z-index:3;margin-top:-110px;padding-bottom:1rem}
/* ---------- 卡片 ---------- */
.bj-grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
.bj-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:30px 26px;box-shadow:var(--sh-s);transition:all .25s var(--ease);overflow:hidden}
.bj-card:before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,var(--blue),var(--cyan));opacity:0;transition:opacity .25s}
.bj-card:hover{transform:translateY(-7px);box-shadow:var(--sh-m);border-color:rgba(26,86,181,.35)}
.bj-card:hover:before{opacity:1}
.bj-ico{width:54px;height:54px;border-radius:15px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:#fff;background:linear-gradient(135deg,var(--blue),#3f7ae0);box-shadow:0 10px 22px -8px rgba(26,86,181,.6);transition:transform .25s var(--ease)}
.bj-card:hover .bj-ico{transform:scale(1.07)}
.bj-card h3{font-size:1.1rem;font-weight:800;color:var(--ink);margin:17px 0 8px;letter-spacing:-.2px}
.bj-card p{color:var(--mut);font-size:.92rem;line-height:1.75}
/* ---------- 检测领域（深蓝版块） ---------- */
.bj-fieldsec{position:relative;background:linear-gradient(160deg,var(--navy) 0%,#12275c 60%,#143071 100%);color:#fff;overflow:hidden}
.bj-fieldsec:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(129,168,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(129,168,255,.06) 1px,transparent 1px);background-size:56px 56px;pointer-events:none}
.bj-fieldsec .bj-h2{color:#fff}
.bj-fieldsec .bj-sub{color:rgba(200,216,255,.75)}
.bj-field{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}
.bj-fieldcard{position:relative;display:flex;align-items:center;gap:15px;padding:24px 22px;border-radius:var(--r-m);background:rgba(255,255,255,.055);border:1px solid rgba(129,168,255,.22);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:all .25s var(--ease)}
.bj-fieldcard:hover{transform:translateY(-6px);background:rgba(255,255,255,.1);border-color:rgba(62,211,220,.55);box-shadow:0 18px 44px -16px rgba(0,0,0,.5)}
.bj-fieldcard>i:first-child{flex:0 0 50px;width:50px;height:50px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.25rem;color:#fff;background:linear-gradient(135deg,var(--blue),#3f7ae0);box-shadow:0 8px 20px -8px rgba(0,0,0,.5);transition:all .25s var(--ease)}
.bj-fieldcard:hover>i:first-child{background:linear-gradient(135deg,var(--orange),#ff9a3d);box-shadow:0 10px 24px -8px rgba(245,124,0,.7)}
.bj-fieldcard b{display:block;font-size:1.02rem;font-weight:700;color:#fff}
.bj-fieldcard span{font-size:.82rem;color:rgba(200,216,255,.68)}
.bj-fieldcard>i.fa-arrow-right{position:absolute;right:18px;top:50%;transform:translateY(-50%);font-size:.85rem;color:#3ed3dc;opacity:0;transition:all .25s var(--ease)}
.bj-fieldcard:hover>i.fa-arrow-right{opacity:1;right:13px}
/* ---------- 最新检测 ---------- */
.bj-new{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:40px}
.bj-newcard{background:#fff;border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;box-shadow:var(--sh-s);transition:all .25s var(--ease);display:block}
.bj-newcard:hover{transform:translateY(-7px);box-shadow:var(--sh-m);border-color:rgba(26,86,181,.4)}
.bj-newimg{position:relative;aspect-ratio:4/3;overflow:hidden;background:#e8eefb}
.bj-newimg img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s var(--ease)}
.bj-newcard:hover .bj-newimg img{transform:scale(1.06)}
.bj-newbody{padding:16px 18px 20px}
.bj-newbody h3{font-size:.98rem;font-weight:700;color:var(--ink);line-height:1.5;height:3em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .22s}
.bj-newcard:hover h3{color:var(--blue)}
.bj-newbody time{display:flex;align-items:center;gap:6px;margin-top:12px;color:var(--mut);font-size:.8rem}
.bj-newbody span{display:flex;align-items:center;gap:6px;margin-top:8px;color:var(--orange);font-size:.85rem;font-weight:700}
.bj-newbody span i{transition:transform .22s}
.bj-newcard:hover span i{transform:translateX(3px)}
/* ---------- 仪器装饰行 ---------- */
.bj-deco{display:flex;justify-content:center;align-items:center;gap:clamp(2rem,6vw,4.2rem);padding:2.2rem 0;color:#b9c8ea;font-size:1.9rem}
.bj-deco i{animation:bjBob 3.8s ease-in-out infinite}
.bj-deco i:nth-child(2){animation-delay:.3s}.bj-deco i:nth-child(3){animation-delay:.6s}.bj-deco i:nth-child(4){animation-delay:.9s}.bj-deco i:nth-child(5){animation-delay:1.2s}.bj-deco i:nth-child(6){animation-delay:1.5s}
@keyframes bjBob{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
/* ---------- 关于 ---------- */
.bj-about{display:grid;grid-template-columns:5fr 6fr;gap:40px;align-items:center;margin-top:38px}
.bj-about-img{border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-m);position:relative}
.bj-about-img:before{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(26,86,181,.16),transparent 50%)}
.bj-about-img img{width:100%;height:100%;object-fit:cover;display:block}
.bj-about p{color:var(--body);line-height:1.85;margin-bottom:14px;font-size:.95rem;text-align:justify}
.bj-about p b{color:var(--ink);font-weight:700}
/* ---------- 资质徽章 ---------- */
.bj-quota{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.bj-quota .bj-badge{background:rgba(26,86,181,.06);border-color:rgba(26,86,181,.25);color:var(--blue-deep)}
.bj-quota .bj-badge i{color:var(--blue)}
/* ---------- 伙伴 ---------- */
.bj-partners{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:40px}
.bj-part{text-align:center;padding:28px 16px;border-radius:var(--r-m);background:#fff;border:1px solid var(--line);box-shadow:var(--sh-s);transition:all .25s var(--ease)}
.bj-part:hover{transform:translateY(-6px);box-shadow:var(--sh-m);border-color:rgba(26,86,181,.35)}
.bj-part .bj-ava{width:78px;height:78px;margin:0 auto 13px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.7rem;color:#8fa4c4;background:#eef3fb;border:1px solid #dfe8f8}
.bj-part b{display:block;color:#5c6f8e;font-weight:700;font-size:.95rem}
.bj-part span{color:#9aacca;font-size:.8rem}
/* ---------- CTA 横幅 ---------- */
.bj-cta-band{position:relative;overflow:hidden;border-radius:var(--r-l);padding:clamp(2.2rem,4.6vw,3.4rem) clamp(1.6rem,4vw,3.4rem);background-color:#0B1B33;background-image:url('https://www.beijianyan.com/skin/imgslot/cta-1920x500.webp');background-image:image-set(url('https://www.beijianyan.com/skin/imgslot/cta-1920x500.avif') type('image/avif'),url('https://www.beijianyan.com/skin/imgslot/cta-1920x500.webp') type('image/webp'));background-size:cover;background-position:center;color:#fff;box-shadow:var(--sh-l)}
.bj-cta-band:before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(129,168,255,.14) 1px,transparent 1px);background-size:24px 24px;mask-image:linear-gradient(100deg,#000 30%,transparent 75%);-webkit-mask-image:linear-gradient(100deg,#000 30%,transparent 75%)}
.bj-cta-band h2{position:relative;font-size:clamp(1.5rem,3vw,2.2rem);font-weight:900;letter-spacing:-.4px}
.bj-cta-band h2 em{font-style:normal;color:#3ed3dc}
.bj-cta-band p{position:relative;color:rgba(210,224,255,.85);font-weight:300;margin:12px 0 24px;max-width:660px;font-size:.97rem}
.bj-cta-band .bj-btn-ghost-l{position:relative;margin-right:14px}
.bj-cta-band .bj-btn-fire{position:relative}
/* ---------- 两栏布局（侧栏） ---------- */
.bj-layout{display:grid;grid-template-columns:292px minmax(0,1fr);gap:24px;align-items:start}
.bj-ct2-mn{min-width:0}
.bj-ct2-sd{min-width:0}
.bj-sdsticky{position:sticky;top:104px}
.bj-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-m);box-shadow:var(--sh-s);padding:20px;margin-bottom:18px}
.bj-panel h3{font-size:1rem;font-weight:800;color:var(--ink);padding-left:11px;border-left:3px solid var(--orange);margin-bottom:13px;display:flex;align-items:center;gap:8px}
.bj-panel h3 i{color:var(--blue)}
.bj-sidelinks li a{display:flex;align-items:center;gap:9px;padding:10px 11px;border-radius:10px;color:var(--body);font-size:.92rem;min-height:44px}
.bj-sidelinks li a i{color:var(--blue);font-size:.75rem;transition:transform .22s}
.bj-sidelinks li a:hover{background:rgba(26,86,181,.07);color:var(--blue)}
.bj-sidelinks li a:hover i{transform:translateX(3px)}
.bj-hotlist li a{display:flex;align-items:center;gap:10px;padding:9px 4px;border-bottom:1px dashed var(--line);font-size:.88rem;color:var(--body);min-height:40px}
.bj-hotlist li:last-child a{border-bottom:0}
.bj-hotlist li a em{font-style:normal;flex:0 0 auto;width:20px;height:20px;border-radius:6px;background:rgba(26,86,181,.09);color:var(--blue);font-size:.76rem;display:flex;align-items:center;justify-content:center;font-weight:800}
.bj-hotlist li a span{flex:1;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.bj-hotlist li a:hover{color:var(--blue)}
.bj-sd-consult{background:linear-gradient(160deg,#eaf1ff,#fff 62%);border-color:rgba(26,86,181,.28)}
.bj-sd-consult p{color:var(--body);font-size:.87rem;line-height:1.7;margin-bottom:14px}
.bj-sd-btn{width:100%;margin-bottom:10px}
/* ---------- 列表竖版卡片 ---------- */
.bj-vggrid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.bj-vggrid>*{min-width:0}.bj-vggrid .bj-vimg img{max-width:100%;min-width:0}
.bj-vcard{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;box-shadow:var(--sh-s);transition:all .25s var(--ease)}
.bj-vcard:hover{transform:translateY(-7px);box-shadow:var(--sh-m);border-color:rgba(26,86,181,.4)}
.bj-vimg{position:relative;aspect-ratio:16/9;overflow:hidden;background:#e8eefb}
.bj-vimg:before{content:"";position:absolute;inset:0;background:linear-gradient(165deg,rgba(26,86,181,.1),transparent 50%);z-index:1;pointer-events:none}
.bj-vimg img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s var(--ease)}
.bj-vcard:hover .bj-vimg img{transform:scale(1.06)}
.bj-vbody{padding:17px 19px 19px}
.bj-vbody h3{font-size:1.03rem;font-weight:700;color:var(--ink);line-height:1.5;height:3em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .22s}
.bj-vcard:hover h3{color:var(--blue)}
.bj-vmeta{margin-top:12px;padding-top:12px;border-top:1px dashed var(--line);display:flex;align-items:center;justify-content:space-between}
.bj-vmeta time{color:var(--mut);font-size:.8rem;display:inline-flex;align-items:center;gap:6px}
.bj-vmeta span{display:inline-flex;align-items:center;gap:6px;color:var(--orange);font-size:.87rem;font-weight:800}
.bj-vmeta span i{transition:transform .22s}
.bj-vcard:hover .bj-vmeta span i{transform:translateX(3px)}
/* ---------- 分页 ---------- */
.bj-pages{display:flex;justify-content:center;margin-top:32px}
.bj-pages .pagination{display:flex;flex-wrap:wrap;gap:7px;justify-content:center}
.bj-pages .pagination a,.bj-pages .pagination b{min-width:42px;min-height:42px;display:inline-flex;align-items:center;justify-content:center;padding:7px 13px;border-radius:11px;background:#fff;border:1px solid var(--line);color:var(--body);font-size:.9rem;font-weight:700}
.bj-pages .pagination a:hover{background:var(--blue);color:#fff;border-color:var(--blue)}
.bj-pages .pagination b{background:linear-gradient(135deg,var(--blue),#3f7ae0);color:#fff;border-color:transparent;box-shadow:0 8px 20px -8px rgba(26,86,181,.6)}
/* ---------- 内容页文章 ---------- */
.bj-artcard{padding:clamp(1.5rem,3.6vw,2.7rem)}
.bj-artimg{position:relative;aspect-ratio:21/9;max-height:400px;border-radius:var(--r-m);overflow:hidden;background:#e8eefb;margin-bottom:26px}
.bj-artimg:before{content:"";position:absolute;inset:0;background:linear-gradient(165deg,rgba(26,86,181,.12),transparent 50%);pointer-events:none;z-index:1}
.bj-artimg img{width:100%;height:100%;object-fit:cover;display:block}
.bj-article{background:#fff;border:1px solid var(--line);border-radius:var(--r-l);box-shadow:var(--sh-s)}
.bj-article .notice{color:#c0392b;font-size:.87rem;display:inline-flex;align-items:center;gap:6px;margin-bottom:16px}
.bj-article h2{font-size:1.28rem;font-weight:800;color:var(--ink);margin:30px 0 14px;padding-left:13px;border-left:4px solid var(--orange);letter-spacing:-.2px}
.bj-article p{color:var(--body);line-height:1.85;margin-bottom:12px;font-size:.95rem}
.bj-article ul{margin:0 0 14px;padding-left:2px;display:grid;grid-template-columns:1fr 1fr;gap:8px 22px}
.bj-article ul li{position:relative;padding-left:19px;color:var(--body);line-height:1.75;font-size:.93rem}
.bj-article ul li:before{content:"";position:absolute;left:0;top:.6em;width:7px;height:7px;border-radius:2px;background:var(--blue)}
.bj-article table{width:100%;border-collapse:collapse;margin:14px 0;font-size:.88rem;display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}
.bj-article table td,.bj-article table th{border:1px solid var(--line);padding:9px 12px;line-height:1.65;white-space:normal}
.bj-article img{max-width:100%;height:auto;border-radius:10px}
.bj-consult-card{background:linear-gradient(160deg,#fff4e8,#fff 60%);border:1px solid rgba(245,124,0,.32);border-radius:var(--r-m);padding:20px 22px;margin:26px 0 4px;box-shadow:0 10px 30px -14px rgba(245,124,0,.4)}
.bj-consult-card p{font-size:.9rem;color:var(--body);margin-bottom:12px}
.bj-consult-card p i{color:var(--orange);margin-right:6px}
.bj-consult-btns{display:flex;flex-wrap:wrap;gap:10px}
.bj-tags{margin-top:24px;padding-top:15px;border-top:1px dashed var(--line);color:var(--mut);font-size:.88rem;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.bj-tags i{color:var(--orange)}
.bj-prenext{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:22px}
.bj-prenext .bj-pre,.bj-prenext .bj-next{display:flex;align-items:center;gap:10px;padding:14px 16px;border-radius:12px;background:var(--surface);border:1px solid var(--line);color:var(--body);font-size:.9rem;min-height:44px;transition:all .22s var(--ease)}
.bj-prenext .bj-pre:hover,.bj-prenext .bj-next:hover{border-color:rgba(26,86,181,.5);color:var(--blue);transform:translateY(-2px)}
.bj-prenext .bj-pre i,.bj-prenext .bj-next i{color:var(--blue);flex:0 0 auto}
.bj-prenext .bj-pre span,.bj-prenext .bj-next span{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;min-width:0}
.bj-prenext .bj-pre a,.bj-prenext .bj-next a{color:var(--blue);font-weight:700}
.bj-prenext .bj-pre a:hover,.bj-prenext .bj-next a:hover{color:var(--orange)}
.bj-prenext .bj-next{text-align:right;justify-content:flex-end}
/* ---------- 底部内链区 ---------- */
.bj-relsec{background:#fff;border:1px solid var(--line);border-radius:var(--r-l);box-shadow:var(--sh-s);padding:clamp(1.3rem,3vw,2.1rem);margin-top:22px}
.bj-relsec h2{font-size:1.12rem;font-weight:800;color:var(--ink);margin-bottom:16px;display:flex;align-items:center;gap:9px}
.bj-relsec h2 i{color:var(--orange)}
.bj-hotcloud{display:flex;flex-wrap:wrap;gap:9px}
.bj-hotcloud a{display:inline-flex;align-items:center;min-height:38px;padding:7px 16px;border-radius:999px;border:1px solid rgba(26,86,181,.28);color:var(--blue);font-size:.88rem;font-weight:600}
.bj-hotcloud a:hover{background:var(--blue);color:#fff;border-color:var(--blue);transform:translateY(-2px)}
.bj-fieldrow{display:grid;grid-template-columns:repeat(4,1fr);gap:11px}
.bj-fieldrow a{display:flex;align-items:center;gap:9px;min-height:46px;padding:10px 15px;border-radius:12px;background:var(--surface);border:1px solid var(--line);color:var(--ink);font-size:.9rem;font-weight:600}
.bj-fieldrow a i{color:var(--blue)}
.bj-fieldrow a:hover{background:linear-gradient(135deg,var(--blue),#3f7ae0);color:#fff;border-color:transparent;transform:translateY(-2px);box-shadow:0 12px 26px -10px rgba(26,86,181,.6)}
.bj-fieldrow a:hover i{color:#fff}
/* ---------- 页脚（深空导航） ---------- */
.bj-footer{position:relative;margin-top:3.6rem;background:linear-gradient(180deg,#0a1633,#081027);color:#c6d5f2}
.bj-footer:before{content:"";position:absolute;inset:0;background:radial-gradient(50% 64% at 88% 0%,rgba(38,193,203,.12),transparent 70%);pointer-events:none}
.bj-footer-top{position:relative;padding:3.4rem 0 2.2rem;border-bottom:1px solid rgba(129,168,255,.14)}
.bj-foot-in{position:relative;display:grid;grid-template-columns:4fr 2fr 2fr 3.8fr;gap:32px}
.bj-foot-brand h4,.bj-foot-col h4,.bj-foot-contact h4{color:#fff;font-size:1rem;font-weight:800;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.bj-foot-brand h4 i,.bj-foot-col h4 i,.bj-foot-contact h4 i{color:#3ed3dc}
.bj-foot-brand p{font-weight:300;font-size:.9rem;line-height:1.8;color:#9db3dd}
.bj-foot-slogan{color:#d5e2ff;font-weight:600;margin-bottom:10px}
.bj-foot-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.bj-foot-badges .bj-badge{background:rgba(255,255,255,.06);border-color:rgba(129,168,255,.3);color:#d5e2ff;font-size:.76rem;padding:6px 12px}
.bj-foot-col{display:flex;flex-direction:column}
.bj-foot-col a{padding:6px 0;color:#9db3dd;font-size:.92rem}
.bj-foot-col a:hover{color:#3ed3dc;transform:translateX(4px)}
.bj-foot-contact p{display:flex;gap:10px;font-size:.9rem;line-height:1.8;color:#9db3dd;margin-bottom:6px}
.bj-foot-contact i{color:#3ed3dc;margin-top:5px}
.bj-foot-contact a.bj-fire-link{color:#ffb066;font-weight:700}
.bj-foot-contact a.bj-fire-link:hover{color:var(--orange)}
.bj-foot-qr{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:16px}
.bj-foot-qr figure{margin:0;text-align:center}
.bj-foot-qr img{width:100%;max-width:80px;height:80px;object-fit:cover;border-radius:10px;border:1px solid rgba(129,168,255,.22);display:block;margin:0 auto}
.bj-foot-qr figcaption{font-size:.73rem;color:#8ba3d1;margin-top:6px;line-height:1.3}
.bj-foot-bar{position:relative;border-top:1px solid rgba(129,168,255,.14);padding:16px 0;background:rgba(0,0,0,.2)}
.bj-foot-bar-in{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;font-size:.83rem;color:#8ba3d1}
.bj-foot-bar a{color:#9db3dd}
.bj-foot-bar a:hover{color:#3ed3dc}
/* ---------- 移动底栏 & 悬浮咨询 ---------- */
.bj-fixbar{position:fixed;left:0;right:0;bottom:0;z-index:998;display:none;background:rgba(255,255,255,.96);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 -6px 24px rgba(10,22,51,.1);padding:6px 4px calc(6px + env(safe-area-inset-bottom))}
.bj-fixbar ul{display:flex}
.bj-fixbar li{flex:1}
.bj-fixbar li a{display:flex;flex-direction:column;align-items:center;gap:2px;padding:7px 2px;min-height:48px;font-size:.76rem;color:var(--body)}
.bj-fixbar li a i{font-size:1.12rem;color:var(--blue)}
.bj-fixbar li a.bj-fire-link{color:var(--orange);font-weight:700}
.bj-fixbar li a.bj-fire-link i{color:var(--orange)}
.bj-fab{position:fixed;right:15px;bottom:82px;z-index:999;width:54px;height:54px;border-radius:50%;display:none;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--orange),#ff9a3d);box-shadow:0 10px 26px -8px rgba(245,124,0,.65);animation:bjPulse 2.2s ease-in-out infinite}
.bj-fab a{font-size:12px;font-weight:700;color:#fff}
.bj-fab i{font-size:1.1rem;display:block;margin:0 auto 1px}
@keyframes bjPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}
/* ---------- 悬浮"猜您想问" ---------- */
.bj-ask{position:fixed;left:50%;bottom:16px;transform:translateX(-50%);z-index:997;width:min(1060px,94%);margin:0;display:flex;align-items:center;gap:11px;flex-wrap:wrap;padding:12px 16px;background:rgba(10,22,51,.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(129,168,255,.3);border-radius:16px;box-shadow:var(--sh-l);animation:bjAskIn .5s var(--ease)}
@keyframes bjAskIn{from{opacity:0;transform:translateX(-50%) translateY(24px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}
.bj-ask b{color:#fff;font-size:.93rem;display:inline-flex;align-items:center;gap:7px}
.bj-ask b i{color:#3ed3dc}
.bj-ask a{display:inline-flex;align-items:center;min-height:38px;padding:6px 15px;border-radius:999px;border:1px solid rgba(129,168,255,.4);color:#dce7ff;font-size:.85rem}
.bj-ask a:hover{background:var(--orange);border-color:var(--orange);color:#fff}
.bj-ask .bj-ask-close{margin-left:auto;width:34px;height:34px;border-radius:50%;border:0;background:rgba(255,255,255,.1);color:#dce7ff;font-size:.9rem;display:flex;align-items:center;justify-content:center}
.bj-ask .bj-ask-close:hover{background:var(--orange);color:#fff}
.bj-ask-fab{display:none;position:fixed;left:50%;transform:translateX(-50%);bottom:16px;z-index:996;align-items:center;gap:8px;min-height:44px;padding:10px 22px;border-radius:999px;border:1px solid rgba(129,168,255,.4);background:rgba(10,22,51,.94);color:#fff;font-weight:700;font-size:.88rem;box-shadow:var(--sh-m)}
.bj-ask-fab:hover{background:var(--orange);border-color:var(--orange)}
/* ---------- AI横幅 ---------- */
.aijcxc{display:block;text-decoration:none;background:none;border:0;outline:none;cursor:pointer;font-size:0}
.aijcxc img{width:100%;max-width:1920px;display:block;margin:0 auto;background:none;border:0;box-shadow:none;object-fit:contain}
.aijcxc img:first-child{display:block}
.aijcxc img:last-child{display:none}
.aijcxc:hover,.aijcxc:focus,.aijcxc:active{background:none;text-decoration:none}
.aijcxc::before,.aijcxc::after{display:none;content:none}
/* ---------- 响应式 ---------- */
@media (max-width:1023px){
 .bj-grid3,.bj-field{grid-template-columns:1fr 1fr}
 .bj-new{grid-template-columns:1fr 1fr 1fr}
 .bj-partners{grid-template-columns:1fr 1fr}
 .bj-about{grid-template-columns:1fr}
 .bj-layout{grid-template-columns:minmax(0,1fr)}
 .bj-layout .bj-ct2-mn{order:-1}
 .bj-sdsticky{position:static}
 .bj-foot-in{grid-template-columns:1fr 1fr}
 .bj-drop-box{width:430px}
 .bj-brand-badges{display:none}
}
@media (max-width:767px){
 .bj-burger{display:flex}
 .bj-menu{position:fixed;inset:0;background:#fff;display:flex;flex-direction:column;align-items:stretch;padding:96px 7% 40px;gap:3px;overflow-y:auto;transform:translateX(100%);visibility:hidden;transition:transform .32s var(--ease),visibility .32s;z-index:1001}
 html.bj-nav-open .bj-menu{transform:none !important;visibility:visible}
 html.bj-nav-open body{overflow:hidden}
 html.bj-nav-open #chatwoot_live_chat_widget,html.bj-nav-open .chatwoot-live-chat-widget,html.bj-nav-open .woot-widget,html.bj-nav-open .woot-widget-bubble{display:none !important;visibility:hidden !important}
 .bj-mi{font-size:1.03rem;min-height:52px;border-bottom:1px dashed var(--line);border-radius:0;padding:14px 6px}
 .bj-mi.active:after{display:none}
 .bj-drop-box{position:static;transform:none;width:100%;display:grid;grid-template-columns:1fr 1fr;gap:0;padding:4px 0 10px;background:transparent;box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none;border:0;opacity:1;visibility:visible}
 .bj-drop-box a{color:var(--body) !important;padding:9px 10px}
 .bj-cta{margin:16px 0 0;justify-content:center}
 .bj-brand-logo img{height:34px}
 .bj-mbr{display:inline}
 .bj-hero .bj-kicker,.bj-pagehero .bj-kicker{display:inline-block;white-space:normal;line-height:1.7;text-align:left}
 .bj-kicker:before{display:none}
 .bj-burger span{width:26px;height:3px}
 .bj-burger{border:1.5px solid rgba(26,86,181,.25)}
 html{scrollbar-width:none}
 body::-webkit-scrollbar{display:none}
 .bj-nav-in{border-radius:14px;height:64px;padding:0 14px}
 .bj-hero-in{padding:120px 0 90px}
 .bj-hero h1{font-size:clamp(2.1rem,9vw,2.8rem)}
 .bj-hero-btns,.bj-ph-btns{flex-direction:column;align-items:stretch}
 .bj-hero-btns .bj-btn,.bj-ph-btns .bj-btn{width:100%;max-width:360px}
 .bj-pagehero{min-height:0;padding:118px 0 78px}
 .bj-sec{padding:2.9rem 0}
 .bj-grid3,.bj-field,.bj-partners{grid-template-columns:1fr}
 .bj-new{grid-template-columns:1fr 1fr;gap:12px}
 .bj-vggrid{grid-template-columns:1fr}
 .bj-layout .bj-vggrid{grid-template-columns:1fr}
 .bj-article ul{grid-template-columns:1fr}
 .bj-prenext{grid-template-columns:1fr}
 .bj-foot-in{grid-template-columns:1fr;gap:24px}
 .bj-fieldrow{grid-template-columns:1fr 1fr}
 .bj-overlapwrap{margin-top:-52px}
 .bj-artcard{padding:1.2rem 1.05rem}
 .bj-artimg{aspect-ratio:16/9;max-height:240px}
 .bj-deco{gap:1.5rem;font-size:1.45rem}
 .bj-fixbar{display:block}
 body{padding-bottom:60px}
 .bj-fab{display:flex}
 .bj-ask{bottom:74px}
 .bj-ask-fab{bottom:74px}
 .bj-ask .bj-ask-close{display:none}
 .bj-scroll{display:none}
 .bj-hero-bg:after{display:none}
}
@media (min-width:768px) and (max-width:1023px){
 .bj-pagehero{padding:120px 0 96px}
 .bj-new{grid-template-columns:repeat(3,1fr)}
 .bj-mi{padding:10px 8px;font-size:.88rem}
 .bj-mi.active:after{left:8px;right:8px}
 .bj-cta{padding:9px 14px;margin-left:4px;font-size:.86rem}
 .bj-brand-logo img{height:38px}
}

/* ===== v7 去内联化：HTML标签内零style，全部类化 ===== */
.bj-sec-tight{padding-top:1rem}
.bj-sec-tint{background:linear-gradient(180deg,#f8fafc,#eef8fa)}
.bj-quota-left{justify-content:flex-start}
.bj-fab a{display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;width:100%;height:100%;border-radius:50%;font-size:12px;font-weight:700}
.bj-searchhero{min-height:0;padding:132px 0 70px}
.bj-searchhero .bj-ph-title{font-size:clamp(1.8rem,4vw,3rem)}
.bj-searchhero .bj-ph-desc{margin-bottom:20px}
.bj-hl{color:#3ed3dc;font-weight:700}
.bj-relsec-lead{color:var(--body);font-size:.93rem;margin-bottom:14px}
.bj-mt26{margin-top:26px}
.bj-foot-logo{display:inline-block;background:#fff;border-radius:12px;padding:10px 16px;margin-bottom:14px;box-shadow:0 8px 24px -10px rgba(0,0,0,.5)}
.bj-foot-logo img{height:40px;width:auto;display:block}

/* ===== v6：SVG资质徽章 / 导航搜索 / Hero视频 / 内页盖板 / 全屏化 ===== */
/* 导航资质SVG徽章 */
.bj-brand-badges{display:flex;align-items:center;gap:8px}
.bj-brand-badges img{height:26px;width:auto;display:block;opacity:.95}
@media (max-width:1279px){.bj-brand-badges{display:none}}
/* 导航搜索 */
.bj-search{display:flex;align-items:center;margin-left:8px}
.bj-search input{width:132px;height:40px;padding:0 12px;border:1.5px solid var(--line);border-radius:10px 0 0 10px;border-right:0;font-size:.86rem;color:var(--ink);background:var(--surface);outline:none;transition:all .25s var(--ease)}
.bj-search input:focus{width:178px;border-color:var(--blue);background:#fff}
.bj-search button{width:40px;height:40px;border:1.5px solid var(--blue);border-radius:0 10px 10px 0;background:var(--blue);color:#fff;font-size:.9rem;display:flex;align-items:center;justify-content:center;cursor:pointer}
.bj-search button:hover{background:var(--blue-deep)}
.bj-msearch{display:none}
@media (max-width:767px){
 .bj-msearch{display:flex;margin:14px 0 6px}
 .bj-msearch input{flex:1;min-width:0;height:46px;border-radius:10px 0 0 10px;border:1.5px solid var(--line);border-right:0;background:#fff}
 .bj-msearch button{width:50px;height:46px;border-radius:0 10px 10px 0}
}
/* 内页Hero盖板 */
.bj-pagehero{min-height:78vh;padding:140px 0 120px}
.bj-hero-panel{position:relative;z-index:2;background:rgba(10,22,51,.5);border:1px solid rgba(129,168,255,.28);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:26px;padding:clamp(1.6rem,3.6vw,2.8rem) clamp(1.4rem,3.4vw,2.8rem);box-shadow:0 30px 90px -30px rgba(0,0,0,.6)}
.bj-crumb a{color:var(--bj-deep);font-weight:700}
.bj-crumb a:hover{color:var(--orange)}
.bj-crumb .sep{margin:0 4px;color:rgba(129,168,255,.6)}
.bj-hero-panel .bj-crumb{margin:0 0 16px}
.bj-hero-panel .bj-ph-title{margin:0 0 14px}
.bj-hero-panel .bj-ph-desc{margin-bottom:24px}
.bj-hero-panel .bj-ph-meta{margin-bottom:22px}
.bj-hero-panel .bj-ph-btns{margin-bottom:0}
.bj-hero-panel .bj-hero-badge{margin-top:22px}
/* 内页搜索框（Hero盖板内） */
.bj-hsearch{display:flex;max-width:560px;margin:22px 0 16px}
.bj-hsearch input{flex:1;min-width:0;height:50px;padding:0 18px;border:0;border-radius:12px 0 0 12px;font-size:.95rem;color:var(--ink);background:rgba(255,255,255,.95);outline:none}
.bj-hsearch button{width:58px;height:50px;border:0;border-radius:0 12px 12px 0;background:linear-gradient(135deg,var(--orange),#ff9a3d);color:#fff;font-size:1.05rem;cursor:pointer;transition:background .22s}
.bj-hsearch button:hover{background:var(--orange-d)}
.bj-hotwords{display:flex;flex-wrap:wrap;gap:8px}
.bj-hotwords a{display:inline-flex;align-items:center;min-height:34px;padding:5px 14px;border-radius:999px;border:1px solid rgba(129,168,255,.35);color:#dce7ff;font-size:.82rem}
.bj-hotwords a:hover{background:var(--orange);border-color:var(--orange);color:#fff}
/* 首页Hero视频 */
.bj-hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.bj-hero-scope{position:absolute;right:4%;bottom:16%;font-size:230px;line-height:1;color:rgba(125,211,252,.14);transform:rotate(-10deg);pointer-events:none;z-index:1}
@media (max-width:1023px){.bj-hero-scope{font-size:150px;right:2%;bottom:10%}}
@media (max-width:767px){.bj-hero-scope{display:none}}
.bj-hero.has-video .bj-hero-bg{opacity:.86}
/* 内页主体全屏化 */
.bj-overlapwrap{background:linear-gradient(180deg,#e9f0fc 0%,#fff 26%)}
.bj-overlapwrap .bj-wrap{width:min(1400px,96%)}
/* 内容页缩略图收敛 */
.bj-artimg{aspect-ratio:25/9;max-height:300px}
/* 侧栏吸附 */
.bj-sdsticky{position:sticky;top:102px}
@media (max-width:1023px){
 .bj-pagehero{min-height:0;padding:126px 0 88px}
 .bj-sdsticky{position:static}
 .bj-overlapwrap .bj-wrap{width:min(1220px,92%)}
}
@media (max-width:767px){
 .bj-pagehero{min-height:0;padding:110px 0 64px}
 .bj-hero-panel{border-radius:18px;padding:1.2rem 1rem;grid-template-columns:1fr}
 .bj-hero-actions{padding:16px}
 .bj-hero-actions .bj-btn{width:100%}
 .bj-hero-panel .bj-crumb{margin-bottom:12px}
 .bj-hsearch input{height:46px}
 .bj-hsearch button{height:46px;width:50px}
 .bj-search:not(.bj-msearch){display:none}
 .bj-artimg{max-height:200px}
}

/* ===== v8：首页栏目Tab / 内容页Hero左右盖板 / 列表4列小卡 / 页脚LOGO / 移动修复 ===== */
/* 首页栏目Tab切换 */
.bj-tabwrap{display:grid;grid-template-columns:230px minmax(0,1fr);gap:24px;margin-top:40px;align-items:start}
.bj-tablist{display:flex;flex-direction:column;gap:8px;position:sticky;top:104px}
.bj-tabbtn{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:48px;padding:11px 16px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);font-size:.95rem;font-weight:600;cursor:pointer;text-align:left;transition:all .22s var(--ease)}
.bj-tabbtn i{color:var(--blue);font-size:.78rem;transition:transform .22s}
.bj-tabbtn:hover{border-color:rgba(26,86,181,.4);color:var(--blue)}
.bj-tabbtn.active{background:linear-gradient(135deg,var(--blue),#3f7ae0);color:#fff;border-color:transparent;box-shadow:0 12px 28px -10px rgba(26,86,181,.6)}
.bj-tabbtn.active i{color:#fff;transform:translateX(2px)}
.bj-tabpane{display:none}
.bj-tabpane.active{display:block}
.bj-tabpane .bj-new{margin-top:0;grid-template-columns:repeat(2,1fr)}
/* 内容页Hero盖板左右两栏 */
.bj-hero-panel-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:14px 36px;align-items:center}
.bj-hero-thumb{position:relative;aspect-ratio:4/3;width:100%;border-radius:16px;overflow:hidden;background:rgba(255,255,255,.08);border:1px solid rgba(129,168,255,.3);box-shadow:0 20px 50px -18px rgba(0,0,0,.55)}
.bj-hero-thumb:before{content:"";position:absolute;inset:0;background:linear-gradient(165deg,rgba(38,193,203,.14),transparent 55%);z-index:1;pointer-events:none}
.bj-hero-thumb img{width:100%;height:100%;object-fit:cover;display:block}
/* 列表4列紧凑卡片 */
.bj-layout .bj-vggrid{grid-template-columns:repeat(4,1fr);gap:16px}
.bj-layout .bj-vbody{padding:13px 14px 15px}
.bj-layout .bj-vbody h3{font-size:.92rem;line-height:1.45}
.bj-layout .bj-vmeta{margin-top:10px;padding-top:10px}
.bj-layout .bj-vmeta time{font-size:.76rem}
.bj-layout .bj-vmeta span{font-size:.8rem}
.bj-layout .bj-vimg{aspect-ratio:4/3}
/* 宽度一致与间距 */
.bj-pagehero .bj-wrap{width:min(1400px,96%)}
.bj-layout{margin-top:34px}
@media (min-width:768px) and (max-width:1023px){
 .bj-layout .bj-vggrid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:1023px){
 .bj-tabwrap{grid-template-columns:1fr}
 .bj-tablist{position:static;flex-direction:row;flex-wrap:wrap;gap:8px}
 .bj-tabbtn{min-height:42px;padding:8px 14px;font-size:.88rem}
 .bj-hero-panel-grid{grid-template-columns:1fr;gap:20px}
 .bj-hero-thumb{max-width:480px;margin:0 auto}
}
@media (max-width:767px){
 .bj-nav-in{backdrop-filter:none;-webkit-backdrop-filter:none}
 .bj-ct2-sd .bj-panel:not(.bj-sd-consult){display:none}
 .bj-layout .bj-vggrid{grid-template-columns:1fr 1fr;gap:12px}
 .bj-layout .bj-vbody{padding:10px 11px 12px}
 .bj-layout .bj-vbody h3{font-size:.85rem}
 .bj-layout .bj-vmeta time{font-size:.7rem}
 .bj-layout .bj-vmeta span{font-size:.74rem}
 .bj-tabpane .bj-new{grid-template-columns:1fr 1fr;gap:12px}
}

/* ===== v9：移动Banner去视频+显微镜装饰 / 移动资质徽章 / 伙伴扩充 / 咨询按钮对齐 / 菜单子项交互 / 页脚优化 / 表格美化 / 全站1440 ===== */
/* UI9 全站内容区加宽 */
.bj-wrap{width:min(1440px,96%)}
.bj-pagehero .bj-wrap,.bj-overlapwrap .bj-wrap{width:min(1440px,96%)}
.bj-tabpane .bj-new{grid-template-columns:repeat(4,1fr)}
.bj-center.bj-mt26{margin-top:30px}
/* CTA横幅通栏化：背景全宽、内容容器收窄 */
.bj-cta-sec{padding:0 0 3rem}
.bj-cta-in{width:min(1220px,92%);margin:0 auto;position:relative}
.bj-cta-band{border-radius:0;width:100%}
@media (min-width:1024px){
 .bj-cta-sec .bj-cta-band{border-radius:28px;width:min(1440px,96%);margin:0 auto}
}
/* 猜您想问横幅加宽 */
.bj-ask{width:min(1440px,96%)}
/* UI1 移动端Banner去视频+显微镜装饰 */
@media (max-width:767px){
 .bj-hero-video{display:none}
 .bj-hero-deco{position:absolute;right:-30px;bottom:8%;font-size:190px;line-height:1;color:rgba(96,180,255,.10);transform:rotate(-12deg);pointer-events:none;z-index:1}
 .bj-hero.has-video .bj-hero-bg{opacity:1}
}
/* UI2 移动端导航资质SVG徽章 */
@media (max-width:767px){
 .bj-brand-badges{display:flex;gap:3px}
 .bj-brand-badges img{height:16px;width:auto}
 .bj-brand-badges img:nth-child(4){display:none}
 .bj-brand-div{display:none}
 .bj-nav-in{padding:0 10px;gap:6px}
}
@media (max-width:374px){
 .bj-brand-badges img:nth-child(3){display:none}
 .bj-brand-badges img{height:15px}
 .bj-nav-in{padding:0 8px}
}
/* UI3 伙伴扩充 */
.bj-partners{grid-template-columns:repeat(5,1fr)}
@media (max-width:1279px){.bj-partners{grid-template-columns:repeat(4,1fr)}}
/* UI4 侧栏咨询按钮对齐 */
.bj-sd-btn{display:flex;align-items:center;justify-content:center;text-align:center;white-space:nowrap;gap:8px;height:48px;margin-bottom:10px}
/* UI5 移动菜单子项稳定交互 */
@media (max-width:767px){
 .bj-menu .bj-drop{display:block;width:100%}
 .bj-menu .bj-drop>a{display:flex;justify-content:space-between;align-items:center}
 .bj-menu > .bj-drop-box{position:static;left:auto;right:auto;top:auto;transform:none;width:100%;display:grid;grid-template-columns:1fr 1fr;gap:0;padding:4px 7% 12px;border-radius:0;border-left:0;border-right:0;box-shadow:none;background:#fff;max-height:0;overflow:hidden;transition:max-height .35s var(--ease),padding .35s var(--ease)}
 .bj-menu .bj-drop.open .bj-drop-box{max-height:420px;padding-bottom:16px}
 .bj-menu .bj-drop>a i{transition:transform .25s}
 .bj-menu .bj-drop.open>a i{transform:rotate(180deg)}
}
/* UI7 移动页脚栏目两列 */
@media (max-width:767px){
 .bj-foot-col{display:grid;grid-template-columns:1fr 1fr;column-gap:18px;align-content:start}
 .bj-foot-col h4{grid-column:1/-1}
 .bj-foot-col a{padding:5px 0}
}
/* UI8 表格美化 */
.bj-article table{border:1px solid var(--line);border-radius:12px}
.bj-article table tr:nth-child(even) td{background:#f4f8fd}
.bj-article table tr:hover td{background:#e8f3fd}
.bj-article table th{background:linear-gradient(135deg,var(--blue-deep),var(--blue));color:#fff;border-color:transparent;font-weight:700}

/* ===== v10 响应式列数最终定版（覆盖前部所有栅格规则） ===== */
.bj-partners{grid-template-columns:repeat(5,1fr)}
.bj-tabpane .bj-new{grid-template-columns:repeat(4,1fr)}
.bj-layout .bj-vggrid{grid-template-columns:repeat(4,1fr)}
@media (max-width:1279px){
 .bj-partners{grid-template-columns:repeat(4,1fr)}
 .bj-new{grid-template-columns:repeat(4,1fr)}
 .bj-tabpane .bj-new{grid-template-columns:repeat(3,1fr)}
 .bj-layout .bj-vggrid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:1023px){
 .bj-partners{grid-template-columns:repeat(2,1fr)}
 .bj-new{grid-template-columns:repeat(3,1fr)}
 .bj-tabpane .bj-new{grid-template-columns:repeat(2,1fr)}
 .bj-layout .bj-vggrid{grid-template-columns:repeat(2,1fr)}
 .bj-grid3{grid-template-columns:1fr 1fr}
 .bj-field{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
 .bj-partners{grid-template-columns:1fr 1fr}
 .bj-new{grid-template-columns:1fr 1fr}
 .bj-tabpane .bj-new{grid-template-columns:1fr 1fr}
 .bj-layout .bj-vggrid{grid-template-columns:1fr 1fr}
 .bj-grid3{grid-template-columns:1fr}
 .bj-field{grid-template-columns:1fr}
 .bj-article ul{grid-template-columns:1fr}
}

/* ===== v11：导航重排（徽章对齐/搜索弹出面板/网站地图/电话）/ 内容页标题背景化 / 正文元素重设计 ===== */
/* 导航右侧簇 */
.bj-nav-right{display:flex;align-items:center;gap:14px;margin-left:auto}
.bj-nav-map{font-size:.85rem;font-weight:600;color:var(--ink);white-space:nowrap}
.bj-nav-map:hover{color:var(--blue)}
.bj-nav-tel{display:inline-flex;align-items:center;gap:6px;font-weight:800;color:var(--ink);font-size:.98rem;white-space:nowrap}
.bj-nav-tel i{color:var(--orange)}
.bj-nav-tel:hover{color:var(--blue)}
.bj-search-toggle{width:40px;height:40px;border-radius:10px;border:0;background:rgba(26,86,181,.08);color:var(--blue);font-size:.95rem;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .22s}
.bj-search-toggle:hover,.bj-search-toggle.active{background:var(--blue);color:#fff}
/* 徽章与文字垂直对齐增强 */
.bj-brand-badges{align-items:center;height:44px}
.bj-brand-badges img{height:22px;display:block}
/* 弹出搜索面板 */
.bj-search-panel{position:absolute;top:calc(100% + 10px);right:0;width:360px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--sh-m);padding:16px;display:none;z-index:1001}
.bj-search-panel.open{display:block}
.bj-search-panel form{display:flex}
.bj-search-panel input{flex:1;min-width:0;height:46px;padding:0 14px;border:1.5px solid var(--line);border-radius:10px 0 0 10px;font-size:.92rem;color:var(--ink);outline:none}
.bj-search-panel input:focus{border-color:var(--blue)}
.bj-search-panel button{width:52px;height:46px;border:0;border-radius:0 10px 10px 0;background:var(--blue);color:#fff;font-size:1rem;cursor:pointer}
.bj-search-panel button:hover{background:var(--blue-deep)}
/* 内容页标题区：banner 作背景 + 深色信息面板 */
.bj-pagehero.cp{min-height:0;padding:140px 0 96px}
.bj-hero-band{position:absolute;inset:0;z-index:0}
.bj-hero-band img{width:100%;height:100%;object-fit:cover;display:block}
.bj-hero-band:before{content:"";position:absolute;inset:0;background:linear-gradient(150deg,rgba(10,22,51,.88) 0%,rgba(16,46,131,.78) 55%,rgba(26,86,181,.62) 100%)}
.bj-pagehero.cp .bj-hero-panel{background:rgba(12,26,58,.62);border:1px solid rgba(129,168,255,.3);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.bj-ph-meta span{background:rgba(255,255,255,.08);border:1px solid rgba(129,168,255,.25);border-radius:9px;padding:6px 12px}
/* 正文元素重设计 */
.bj-article h2{display:flex;align-items:center;gap:10px;background:linear-gradient(90deg,rgba(26,86,181,.08),rgba(38,193,203,.06));border-left:0;border-radius:10px;padding:12px 16px;margin:26px 0 14px;font-size:1.15rem}
.bj-article h2:before{content:"";width:6px;height:20px;border-radius:4px;background:linear-gradient(180deg,var(--orange),#ffb066)}
.bj-article ul{display:grid;grid-template-columns:1fr 1fr;gap:10px 14px;margin:0 0 16px;padding:0}
.bj-article ul li{list-style:none;padding:10px 12px 10px 34px;margin-bottom:0;background:var(--surface);border:1px solid var(--line);border-radius:10px;position:relative;line-height:1.7;font-size:.92rem}
.bj-article ul li:before{content:"¹3";position:absolute;left:12px;top:50%;transform:translateY(-50%);width:15px;height:15px;border-radius:50%;background:var(--blue);color:#fff;font-size:9px;line-height:15px;text-align:center;font-family:"Font Awesome 6 Free"}
.bj-article table{border:1px solid var(--line);border-radius:12px;overflow:hidden;border-collapse:separate;border-spacing:0}
.bj-article table td{border-bottom:1px solid var(--line);border-right:1px solid var(--line)}
.bj-article table td:last-child{border-right:0}
.bj-article table tr:last-child td{border-bottom:0}
.bj-article table tr:nth-child(even) td{background:#f6f9fe}
.bj-article table tr:hover td{background:#eaf2fd}
/* 上一篇/下一篇卡片化 */
.bj-prenext{gap:14px;margin-top:26px}
.bj-prenext .bj-pre,.bj-prenext .bj-next{background:linear-gradient(135deg,rgba(26,86,181,.08),rgba(38,193,203,.06));border:1px solid rgba(26,86,181,.25);border-radius:14px;color:var(--ink);font-weight:600;min-height:56px;padding:14px 18px}
.bj-prenext .bj-pre a,.bj-prenext .bj-next a{color:var(--blue);font-weight:800}
.bj-prenext .bj-pre:hover,.bj-prenext .bj-next:hover{background:#fff;border-color:var(--blue);box-shadow:0 14px 34px -14px rgba(26,86,181,.4)}
/* 桌面隐藏旧内联搜索（改弹出面板） */
.bj-nav .bj-search{display:none}
/* 移动适配 */
@media (max-width:1279px){
 .bj-nav-map{display:none}
 .bj-nav-tel{display:none}
}
@media (max-width:767px){
 .bj-brand-badges{height:40px;gap:3px;margin-left:6px}
 .bj-brand-badges img{height:15px}
 .bj-search-toggle{width:38px;height:38px}
 .bj-search-panel{left:0;right:0;width:auto}
 .bj-pagehero.cp{padding:104px 0 60px}
 .bj-article h2{font-size:1.05rem;padding:10px 12px}
 .bj-article ul li{padding:9px 12px 9px 34px;font-size:.88rem}
 body{padding-bottom:calc(52px + env(safe-area-inset-bottom))}
}

/* ===== v13：移动导航精简 / 猜您想问仅PC / 底部预约工程师 / 盖板间距 ===== */
/* 移动端：搜索按钮隐藏（搜索在菜单内）、CTA 仅图标、汉堡缩小 */
@media (max-width:767px){
 .bj-search-toggle{display:none}
 .bj-cta{padding:0;min-width:0;width:44px;height:40px;justify-content:center;border-radius:10px;gap:0}
 .bj-cta .bj-cta-txt{display:none}
 .bj-cta small{display:none}
 .bj-burger{width:40px;height:38px}
 .bj-burger span{width:20px;height:2.5px}
 .bj-brand-badges{gap:3px}
 .bj-brand-badges img{height:15px}
 .bj-brand-badges img:nth-child(4){display:none}
 .bj-brand-logo img{height:30px}
 .bj-nav-in{height:58px;padding:0 10px;gap:6px}
 /* 猜您想问仅 PC */
 .bj-ask{display:none}
 .bj-ask-fab{display:none}
 /* 底栏避让精确化 */
 body{padding-bottom:calc(52px + env(safe-area-inset-bottom))}
}
/* 桌面导航右侧簇微调：网站地图/电话与按钮对齐 */
.bj-nav-right{gap:16px}
.bj-nav-map{display:inline-flex;align-items:center;gap:6px}
.bj-nav-map:before{content:"";width:1px;height:14px;background:var(--line);margin-right:8px}
/* 盖板内部间距加大（元素不再紧贴） */
.bj-hero-panel{padding-top:clamp(1.8rem,4vw,3rem);padding-bottom:clamp(1.8rem,4vw,3rem)}
.bj-hero-panel .bj-hero-badge{margin:20px 0 16px;gap:10px}
.bj-hero-panel .bj-ph-meta{margin:0 0 30px;gap:10px 24px}
.bj-hero-panel .bj-ph-title{margin:0 0 18px}
.bj-hero-panel .bj-crumb{margin-bottom:18px}
/* 盖板与下方板块间隔加大 */
.bj-overlapwrap{margin-top:44px}
@media (max-width:1023px){.bj-overlapwrap{margin-top:32px}}
@media (max-width:767px){.bj-overlapwrap{margin-top:22px}}
/* 预约工程师图标色 */
.bj-fixbar li a .fa-calendar-check{color:var(--orange)}

/* ===== v15：下拉嵌套选择器修复 + 行动卡完整美化 ===== */
.bj-hero-actions{display:flex;flex-direction:column;gap:14px;background:rgba(255,255,255,.07);border:1px solid rgba(129,168,255,.3);border-radius:18px;padding:26px 24px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 20px 50px -18px rgba(0,0,0,.5);position:relative;overflow:hidden}
.bj-hero-actions:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--orange),#ffb066,var(--blue))}
.bj-hero-actions .bj-atitle{font-size:.95rem;font-weight:800;color:#fff;display:flex;align-items:center;gap:8px;letter-spacing:.5px}
.bj-hero-actions .bj-atitle i{color:#3ed3dc}
.bj-hero-actions .bj-asub{font-size:.78rem;color:rgba(200,216,255,.72);line-height:1.55;margin-top:-6px}
.bj-hero-actions .bj-abadges{display:flex;gap:7px;justify-content:center;margin:2px 0}
.bj-hero-actions .bj-abadges img{height:26px;width:auto}
.bj-hero-actions .bj-btn{width:100%;justify-content:center}
.bj-hero-actions .bj-btn-fire{box-shadow:0 10px 26px -8px rgba(245,124,0,.65)}
@media (max-width:767px){
 .bj-hero-actions{padding:18px 16px;gap:10px}
 .bj-hero-actions .bj-abadges img{height:22px}
}

/* =====================================================================
   v16「JianCe式全板块沉浸」（覆盖首页旧板块样式）
   全宽节奏 / 左对齐标题+ViewMore / 左栏深蓝切换 / 深蓝关于带 / 大日期新闻卡
   ===================================================================== */
.sd-wrap{width:min(1400px,96%);margin:0 auto}
/* ---- 板块节奏：全宽+深浅交替+大高度 ---- */
.sd-sec{padding:clamp(4rem,8vw,7rem) 0;position:relative}
.sd-sec-light{background:#fff}
.sd-sec-tint{background:linear-gradient(180deg,#eef4fb 0%,#f6f9fd 100%)}
/* ---- 板块标题：左对齐大标题 + 右侧ViewMore ---- */
.sd-sechead{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:clamp(2rem,4vw,3rem)}
.sd-sechead-l{min-width:0}
.sd-eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.3em;color:var(--blue);opacity:.75;margin-bottom:10px}
.sd-h2{font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:800;line-height:1.25;letter-spacing:-.5px;color:var(--ink);margin:0}
.sd-h2 em{font-style:normal;color:var(--blue)}
.sd-h2-l{color:#fff}
.sd-h2-l em{color:#3ed3dc}
.sd-more{flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;min-height:46px;padding:10px 24px;border-radius:999px;border:1.5px solid rgba(26,86,181,.4);color:var(--blue);font-weight:700;font-size:.92rem;white-space:nowrap;transition:all .25s var(--ease)}
.sd-more i{transition:transform .25s}
.sd-more:hover{background:var(--blue);border-color:var(--blue);color:#fff}
.sd-more:hover i{transform:translateX(4px)}
/* ---- Hero底部数据带 ---- */
.sd-hero{padding-bottom:0}
.sd-hero .bj-hero-in{padding-bottom:130px}
.sd-statband{position:absolute;left:0;right:0;bottom:0;z-index:5;background:rgba(8,20,46,.55);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-top:1px solid rgba(129,168,255,.22)}
.sd-statband-in{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.sd-stat{display:flex;align-items:center;gap:14px;padding:22px 26px;border-left:1px solid rgba(129,168,255,.16)}
.sd-stat:first-child{border-left:0}
.sd-stat i{font-size:1.5rem;color:#3ed3dc;flex:0 0 auto}
.sd-stat b{display:block;font-size:1.3rem;font-weight:800;color:#fff;line-height:1.2}
.sd-stat span{font-size:.82rem;color:rgba(200,216,255,.75)}
/* ---- 4列图标卡 ---- */
.sd-cards4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.sd-icard{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px 24px;box-shadow:0 2px 10px rgba(16,28,58,.04);transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
.sd-icard:hover{transform:translateY(-8px);box-shadow:0 24px 50px -18px rgba(16,28,58,.18);border-color:rgba(26,86,181,.35)}
.sd-icard-top{width:56px;height:56px;border-radius:15px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:#fff;background:linear-gradient(135deg,var(--blue),#3f7ae0);box-shadow:0 10px 22px -8px rgba(26,86,181,.5);margin-bottom:18px;transition:transform .3s}
.sd-icard:hover .sd-icard-top{transform:scale(1.07) rotate(-3deg)}
.sd-icard h3{font-size:1.08rem;font-weight:700;color:var(--ink);margin-bottom:8px}
.sd-icard p{color:var(--mut);font-size:.9rem;line-height:1.75}
/* ---- 领域：左栏深蓝切换 + 右侧浅色面板 ---- */
.sd-domains{display:grid;grid-template-columns:250px minmax(0,1fr);gap:22px;align-items:stretch}
.sd-dom-nav{display:flex;flex-direction:column;gap:8px;background:linear-gradient(175deg,#0d2255 0%,#123071 100%);border-radius:20px;padding:16px 12px;box-shadow:0 22px 54px -20px rgba(10,22,51,.55)}
.sd-dom-btn{display:flex;align-items:center;gap:12px;min-height:52px;padding:12px 16px;border:0;border-radius:13px;background:transparent;color:rgba(200,216,255,.78);font-size:.98rem;font-weight:600;text-align:left;cursor:pointer;transition:all .25s var(--ease);position:relative}
.sd-dom-btn i{font-size:1.05rem;width:20px;text-align:center;transition:transform .25s}
.sd-dom-btn:hover{color:#fff;background:rgba(129,168,255,.12)}
.sd-dom-btn.active{background:linear-gradient(135deg,var(--orange),#ff9a3d);color:#fff;box-shadow:0 12px 26px -10px rgba(245,124,0,.6)}
.sd-dom-btn.active i{transform:scale(1.12)}
.sd-dom-panels{position:relative;min-height:380px}
.sd-dom-panel{display:none;background:#fff;border:1px solid var(--line);border-radius:20px;padding:clamp(1.5rem,3vw,2.4rem);box-shadow:0 10px 34px -14px rgba(16,28,58,.12)}
.sd-dom-panel.active{display:block;animation:sdFade .45s var(--ease)}
@keyframes sdFade{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.sd-dom-panel-head{border-bottom:1px dashed var(--line);padding-bottom:16px;margin-bottom:18px}
.sd-dom-panel-head h3{font-size:1.35rem;font-weight:800;color:var(--ink);margin-bottom:6px}
.sd-dom-panel-head p{color:var(--mut);font-size:.92rem;line-height:1.7}
.sd-dom-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.sd-pill{display:inline-flex;align-items:center;gap:6px;min-height:40px;padding:7px 18px;border-radius:999px;background:#f0f5fc;border:1px solid #dbe6f5;color:var(--ink);font-size:.88rem;font-weight:600;transition:all .22s var(--ease)}
.sd-pill:hover{background:var(--blue);border-color:var(--blue);color:#fff;transform:translateY(-2px);box-shadow:0 10px 22px -8px rgba(26,86,181,.45)}
.sd-pill-more{background:rgba(245,124,0,.08);border-color:rgba(245,124,0,.35);color:var(--orange)}
.sd-pill-more:hover{background:var(--orange);border-color:var(--orange);color:#fff;box-shadow:0 10px 22px -8px rgba(245,124,0,.5)}
/* ---- 深蓝满宽关于带 ---- */
.sd-aboutband{position:relative;padding:clamp(4rem,8vw,7rem) 0;overflow:hidden;background:linear-gradient(140deg,#0a1a40 0%,#10275e 55%,#123c78 100%)}
.sd-aboutbg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.35}
.sd-aboutmask{position:absolute;inset:0;background:linear-gradient(140deg,rgba(8,20,46,.92) 0%,rgba(13,31,78,.82) 50%,rgba(18,60,120,.72) 100%)}
.sd-aboutband-in{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start}
.sd-eyebrow-l{color:#7de8ee;opacity:.9}
.sd-about-l p{color:rgba(214,228,255,.85);font-size:.93rem;line-height:1.9;margin-bottom:14px;text-align:justify;font-weight:300}
.sd-about-l p:first-of-type{margin-top:18px}
.sd-about-r{display:grid;grid-template-columns:1fr 1fr;gap:14px;position:sticky;top:100px}
.sd-astat{background:rgba(255,255,255,.07);border:1px solid rgba(129,168,255,.25);border-radius:16px;padding:20px 16px;text-align:center;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:transform .3s var(--ease),background .3s}
.sd-astat:hover{transform:translateY(-5px);background:rgba(255,255,255,.11)}
.sd-astat i{font-size:1.5rem;color:#3ed3dc;display:block;margin-bottom:10px}
.sd-astat b{display:block;font-size:1.05rem;font-weight:800;color:#fff;margin-bottom:4px}
.sd-astat span{font-size:.76rem;color:rgba(200,216,255,.7)}
/* ---- 4列图片卡（仪器） ---- */
.sd-imgcards4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.sd-imgcard{display:block;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 2px 10px rgba(16,28,58,.04);transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.sd-imgcard:hover{transform:translateY(-8px);box-shadow:0 24px 50px -18px rgba(16,28,58,.2)}
.sd-imgcard-ph{position:relative;aspect-ratio:4/3;background:linear-gradient(150deg,#dfeafa,#eef4fc);overflow:hidden}
.sd-imgcard-ph img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s var(--ease)}
.sd-imgcard:hover .sd-imgcard-ph img{transform:scale(1.06)}
.sd-imgcard-fallback{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:3rem;color:#b9cce8;pointer-events:none}
.sd-imgcard-b{padding:16px 18px 18px}
.sd-imgcard-b h3{font-size:.98rem;font-weight:700;color:var(--ink);line-height:1.5;height:3em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px}
.sd-imgcard-b span{display:inline-flex;align-items:center;gap:6px;color:var(--orange);font-size:.86rem;font-weight:700}
.sd-imgcard-b span i{transition:transform .22s}
.sd-imgcard:hover .sd-imgcard-b span i{transform:translateX(4px)}
/* ---- 大日期新闻卡 ---- */
.sd-newscards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.sd-newscard{display:flex;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 2px 10px rgba(16,28,58,.04);transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.sd-newscard:hover{transform:translateY(-8px);box-shadow:0 24px 50px -18px rgba(16,28,58,.2)}
.sd-ndate{flex:0 0 92px;background:linear-gradient(160deg,#eef4fb,#e2ecf9);display:flex;flex-direction:column;align-items:center;justify-content:center;border-right:1px dashed var(--line);padding:18px 8px}
.sd-ndate b{font-size:2.1rem;font-weight:900;color:var(--blue);line-height:1;letter-spacing:-1px}
.sd-ndate span{font-size:.76rem;color:var(--mut);margin-top:6px;font-weight:600;letter-spacing:.08em}
.sd-nbody{flex:1;min-width:0;padding:18px;display:flex;flex-direction:column}
.sd-nbody h3{font-size:.95rem;font-weight:700;color:var(--ink);line-height:1.5;height:3em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px;transition:color .22s}
.sd-newscard:hover h3{color:var(--blue)}
.sd-nbody p{font-size:.8rem;color:var(--mut);line-height:1.65;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.sd-nmore{margin-top:auto;display:inline-flex;align-items:center;gap:6px;color:var(--orange);font-size:.84rem;font-weight:700}
.sd-nmore i{transition:transform .22s}
.sd-newscard:hover .sd-nmore i{transform:translateX(4px)}
/* ---- 响应式 ---- */
@media (max-width:1279px){
 .sd-cards4,.sd-imgcards4,.sd-newscards{grid-template-columns:repeat(2,1fr)}
 .sd-statband-in{grid-template-columns:repeat(2,1fr)}
 .sd-stat:nth-child(3){border-left:0}
 .sd-aboutband-in{grid-template-columns:1fr}
 .sd-about-r{position:static;grid-template-columns:repeat(4,1fr)}
}
@media (max-width:1023px){
 .sd-domains{grid-template-columns:1fr}
 .sd-dom-nav{flex-direction:row;flex-wrap:wrap;gap:8px;padding:10px}
 .sd-dom-btn{min-height:44px;padding:8px 14px;font-size:.88rem}
 .sd-dom-btn i{display:none}
 .sd-dom-panels{min-height:0}
}
@media (max-width:767px){
 .sd-sechead{flex-direction:column;align-items:flex-start;gap:12px}
 .sd-cards4,.sd-imgcards4,.sd-newscards{grid-template-columns:1fr}
 .sd-statband-in{grid-template-columns:1fr 1fr}
 .sd-stat{padding:14px 16px}
 .sd-stat b{font-size:1.05rem}
 .sd-about-r{grid-template-columns:1fr 1fr}
 .sd-ndate{flex-basis:74px}
 .sd-ndate b{font-size:1.7rem}
 .sd-hero .bj-hero-in{padding-bottom:210px}
}