*{box-sizing:border-box}body{margin:0;font-family:"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:#132a45;background:#f5f8fc;line-height:1.65}a{color:#1477c8;text-decoration:none}img{max-width:100%}h1,h2,h3{line-height:1.25}
.site-header{position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:26px;padding:14px 5vw;background:#071b35;color:#fff}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700}.brand img{height:34px}
.site-header nav{display:flex;gap:18px;margin-left:auto;flex-wrap:wrap}.site-header nav a{color:#d7e6f8;font-size:15px}
.demo-link{background:#21a5ed;border-radius:20px;padding:8px 16px;color:#fff!important;font-weight:700}.menu{display:none;background:none;border:1px solid #6b8cb3;color:#fff;border-radius:6px;font-size:18px;padding:4px 10px}
.hero{background:linear-gradient(120deg,#06213f,#0b3c72 60%,#0f5ea8);color:#fff;padding:96px 24px 88px}
.hero.has-bg{background-size:cover;background-position:center;padding:120px 24px 110px}
.hero-small{padding:64px 24px 58px}
.wrap{max-width:1140px;margin:auto}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;color:#8fd0ff;font-size:13px;font-weight:700}
.hero h1{font-size:clamp(34px,5.4vw,60px);margin:18px 0;max-width:920px}
.hero p{font-size:19px;max-width:800px;color:#e2eefb}
.actions{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}
.button{display:inline-block;background:#21a5ed;color:#fff;padding:12px 20px;border-radius:8px;border:0;font-weight:700;cursor:pointer}
.button.ghost{background:transparent;border:1px solid #8fd0ff;color:#fff}
.section{padding:64px 24px}.section-soft{background:#e9f2fb;padding:64px 24px}.section-dark{background:#08203c;color:#dce9f8;padding:64px 24px}
.section-heading{max-width:820px;margin-bottom:26px}.section-heading h2{font-size:32px;margin:0 0 10px}.section-heading p{margin:0;color:#4a6485}
.section-heading.light p{color:#b9d2ea}.section-heading.light h2{color:#fff}
.answer{background:#fff;border-left:4px solid #22a4e8;padding:24px;border-radius:8px;box-shadow:0 8px 28px #18355212}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px}
.card{background:#fff;border-radius:14px;padding:0 0 26px;box-shadow:0 12px 36px #18355212;overflow:hidden}
.card h2,.card p,.card a{margin-left:26px;margin-right:26px}.card h2{font-size:22px;margin-top:22px}.card a{font-weight:700}
.card img{width:100%;height:180px;object-fit:cover;margin-bottom:6px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:8px}
.stat-card{background:#fff;border-radius:14px;padding:24px;box-shadow:0 12px 30px #18355212;display:flex;flex-direction:column;gap:6px}
.stat-value{font-size:24px;font-weight:800;color:#0d3a70;word-break:break-all}
.stat-label{font-weight:700;font-size:14px;color:#1b5fa8}
.stat-note{font-size:13px;color:#5b7a9c}
.note{font-size:13px;color:#5b7a9c;margin-top:16px}
.cta-band{background:linear-gradient(100deg,#0b3c72,#1a7fc4);color:#fff;padding:56px 24px}
.cta-band .wrap{display:flex;gap:30px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cta-band h2{margin:0 0 6px;font-size:28px}.cta-band p{margin:0;color:#dcecfb}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:25px}
.news-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 12px 35px #18355212}
.section-dark .news-card{color:#132a45}
.news-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.news-card div{padding:22px}.news-card h2{font-size:22px;line-height:1.3;margin:8px 0}
.news-card span{font-size:13px;color:#5b7a9c}
.lang-tabs{display:flex;gap:10px;margin-bottom:26px;flex-wrap:wrap}
.tab{border:1px solid #b9c9dc;background:#fff;border-radius:22px;padding:10px 20px;font-weight:700;color:#1b5fa8}
.tab.active{background:#0d3a70;border-color:#0d3a70;color:#fff}
.article{background:#fff;margin-top:-35px;position:relative;border-radius:18px;padding:34px;box-shadow:0 12px 40px #10294a1c}
.article-meta{display:flex;gap:20px;color:#60718a;font-size:14px;margin-bottom:22px;flex-wrap:wrap}
.article-hero{width:100%;height:auto;border-radius:12px;aspect-ratio:16/9;object-fit:cover}
.article section{max-width:820px;margin:38px auto}.article h2{font-size:27px;color:#0d3a70}.article p{font-size:17px}
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.gallery img{width:100%;border-radius:10px}.gallery figcaption{font-size:13px;color:#60718a}.facts{background:#eef7ff;padding:24px;border-radius:12px;max-width:820px;margin:30px auto}.lead{font-size:20px;color:#38516e;max-width:820px;margin:32px auto}.related{display:grid;gap:10px;border-top:1px solid #dde5ef;padding-top:20px}
.faq details{background:#fff;padding:18px 22px;border-radius:9px;margin:12px 0}.faq summary{font-weight:700;cursor:pointer}
.demo-notice{background:#fff8d9;border:1px solid #efd274;padding:20px;border-radius:10px}
.demo-options{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:24px}.demo-options a{background:#fff;padding:25px;text-align:center;border-radius:10px;font-weight:700}
.demo-form{max-width:520px;margin:28px auto;background:#fff;padding:28px;border-radius:12px;box-shadow:0 12px 35px #18355212}
.demo-form label{display:block;margin-bottom:16px;font-weight:700}.demo-form input{display:block;width:100%;padding:12px;margin-top:6px;border:1px solid #b6c3d2;border-radius:7px}
footer{background:#06172c;color:#bdd0e6;padding:48px 5vw;display:grid;grid-template-columns:2fr 1fr 1fr;gap:20px}
footer a{display:block;color:#dceaff;margin:5px}.copyright{grid-column:1/-1;border-top:1px solid #29425e;padding-top:20px}
.hidden{display:none!important}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#071b35;color:#fff;padding:12px 18px;border-radius:8px;display:none;z-index:50}
@media(max-width:900px){.menu{display:block;margin-left:auto}.site-header nav{display:none;position:absolute;top:76px;left:0;right:0;background:#071b35;padding:20px;flex-direction:column;align-items:flex-start}.site-header.open nav{display:flex}.cards,.news-grid,.stat-grid{grid-template-columns:1fr}.demo-options{grid-template-columns:1fr 1fr}.footer{grid-template-columns:1fr}.hero{padding:70px 24px}}
/* ---- v3：原站合规页脚 + 语言切换 ---- */
footer{display:block;padding:0}
.footer-intro{padding:46px 5vw 4px;margin:0;max-width:1180px;font-size:12.5px;line-height:1.8;color:#cfe0f5}
.footer-grid{display:grid;grid-template-columns:1.7fr .9fr;gap:30px;padding:18px 5vw 6px}
.footer-col h4{margin:0 0 10px;color:#fff;font-size:14px;letter-spacing:.02em}
.footer-col>strong{display:block;color:#fff;font-size:17px;margin-bottom:8px}
.footer-col p{font-size:12.5px;line-height:1.75;color:#9fb6d0;margin:0 0 12px}
.footer-note{color:#cfe0f5}
.footer-list{list-style:none;margin:0;padding:0}
.footer-list li{font-size:12.5px;line-height:1.7;color:#9fb6d0;margin-bottom:6px}
.footer-list li a{display:inline;margin:0}
.footer-nav{margin-top:2px}
.footer-nav a{display:block;margin:0 0 7px;font-size:12.5px}
.footer-legal{margin:26px 5vw 0;padding:26px 0 2px;border-top:1px solid rgba(255,255,255,.12)}
.footer-legal section{max-width:1180px;margin-bottom:20px}
.footer-legal section:last-child{margin-bottom:6px}
.footer-legal h4{margin:0 0 8px;color:#fff;font-size:13.5px;letter-spacing:.02em}
.footer-legal p{margin:0;font-size:12.5px;line-height:1.85;color:#93aac6}
footer .copyright{margin:0;padding:16px 5vw 26px;border-top:1px solid rgba(255,255,255,.12);font-size:12.5px;color:#8ea6c2}
.lang-switch{font-weight:600;color:#ffe08a !important}
.crumb{font-size:12.5px;color:#9fc2ea;margin-bottom:10px}
.crumb a{color:#9fc2ea}
.related{list-style:none;padding:0;margin:0}
.related li{margin-bottom:8px}
.facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 28px;margin:26px 0 8px}
.facts>div{background:#fff;border:1px solid #e3ecf7;border-radius:10px;padding:14px 18px}
.facts strong{display:block;font-size:13px;color:#5d7c9c}
.facts span{display:block;font-size:14px;color:#132a45;margin-top:4px;word-break:break-all}
.lang-zh .article section{margin-top:26px}
.lang-zh h2{font-size:20px}
.lang-zh h3{font-size:16px;margin-top:18px}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr}.facts{grid-template-columns:1fr}}
.lang-zh .footer-nav{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}