*{margin:0;padding:0;box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;color:#333;background:#f6f8fb;line-height:1.7;font-size:16px}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}ul,ol{list-style:none}.container{max-width:1180px;margin:0 auto;padding:0 20px}.clearfix:after{content:"";display:block;clear:both}
.header{position:sticky;top:0;z-index:999;background:#fff;box-shadow:0 2px 12px rgba(15,27,61,.08)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}.logo{display:flex;align-items:center;gap:10px;font-size:24px;font-weight:700;color:#0f1b3d}.logo img{width:38px;height:38px;border-radius:8px}.nav{display:flex;align-items:center;gap:8px}.nav a{display:inline-block;padding:8px 18px;border-radius:22px;font-size:15px;color:#333;transition:.25s}.nav a:hover,.nav a.active{color:#fff;background:#2b6cff}.nav .nav-dl{background:#2b6cff;color:#fff;font-weight:600}.nav .nav-dl:hover{background:#1f56d8}
.hero{position:relative;background:linear-gradient(135deg,#0f1b3d 0%,#1a3a8a 55%,#2b6cff 100%);color:#fff;overflow:hidden;padding:80px 0 90px}.hero:after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;background:rgba(43,108,255,.25);border-radius:50%;filter:blur(40px)}.hero-inner{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;position:relative;z-index:2}.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);padding:6px 16px;border-radius:30px;font-size:14px;margin-bottom:22px}.hero h1{font-size:46px;line-height:1.25;margin-bottom:20px;font-weight:800}.hero h1 span{color:#4dd8ff}.hero p{font-size:18px;color:rgba(255,255,255,.86);max-width:520px;margin-bottom:32px}.hero-stats{display:flex;gap:34px;margin-bottom:32px}.hero-stats .num{font-size:30px;font-weight:800;color:#4dd8ff}.hero-stats .lab{font-size:13px;color:rgba(255,255,255,.7)}.hero-btns{display:flex;gap:16px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 34px;border-radius:30px;font-size:17px;font-weight:700;cursor:pointer;transition:.25s;border:none}.btn-dl{background:#16c784;color:#fff;box-shadow:0 8px 22px rgba(22,199,132,.4)}.btn-dl:hover{background:#0fb573;transform:translateY(-2px)}.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.3)}.btn-ghost:hover{background:rgba(255,255,255,.2)}
.mockup{background:#0d1632;border-radius:18px;padding:20px;box-shadow:0 24px 60px rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.08)}.mockup-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.1)}.mockup-head .t{display:flex;align-items:center;gap:9px;font-size:15px;font-weight:700}.mockup-head .t .dot{width:10px;height:10px;border-radius:50%;background:#16c784;box-shadow:0 0 8px #16c784}.mockup-head .ver{font-size:12px;color:rgba(255,255,255,.5)}.mockup-status{display:flex;align-items:center;justify-content:space-between;background:rgba(22,199,132,.12);border:1px solid rgba(22,199,132,.35);border-radius:12px;padding:14px 16px;margin-bottom:16px}.mockup-status .s{display:flex;align-items:center;gap:8px;font-size:14px;color:#16c784;font-weight:700}.mockup-status .node{font-size:13px;color:rgba(255,255,255,.75)}.mockup-speed{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}.speed-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.09);border-radius:12px;padding:14px;text-align:center}.speed-card .v{font-size:26px;font-weight:800;color:#4dd8ff}.speed-card .k{font-size:12px;color:rgba(255,255,255,.55);margin-top:4px}.mockup-row{display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.04);border-radius:10px;padding:10px 14px;margin-bottom:8px}.mockup-row .l{font-size:13px;color:rgba(255,255,255,.65)}.mockup-row .r{font-size:14px;font-weight:700}.mockup-row .r.green{color:#16c784}.mockup-toggle{display:flex;align-items:center;justify-content:center;gap:10px;background:#16c784;color:#fff;font-size:16px;font-weight:700;border-radius:12px;padding:13px;margin-top:6px;cursor:pointer}
.section{padding:72px 0}.sec-head{text-align:center;max-width:640px;margin:0 auto 48px}.sec-head h2{font-size:34px;color:#0f1b3d;margin-bottom:14px;font-weight:800}.sec-head p{font-size:16px;color:#6b7280}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.feature{background:#fff;border-radius:16px;padding:30px 26px;box-shadow:0 6px 20px rgba(15,27,61,.05);transition:.3s}.feature:hover{transform:translateY(-6px);box-shadow:0 14px 34px rgba(15,27,61,.1)}.feature .ic{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:18px;background:#eef4ff;color:#2b6cff}.feature h3{font-size:19px;color:#0f1b3d;margin-bottom:10px}.feature p{font-size:15px;color:#6b7280}
.faq{max-width:860px;margin:0 auto}.faq-item{background:#fff;border:1px solid #eef0f4;border-radius:14px;margin-bottom:14px;overflow:hidden}.faq-q{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:20px 22px;cursor:pointer;font-size:16px;font-weight:600;color:#0f1b3d}.faq-q .plus{font-size:22px;color:#2b6cff;transition:.3s}.faq-item.open .faq-q .plus{transform:rotate(45deg)}.faq-a{display:none;padding:0 22px 22px;font-size:15px;color:#4b5563}.faq-item.open .faq-a{display:block}.faq-a ol{margin:12px 0 0;padding-left:20px}.faq-a ol li{list-style:decimal;margin-bottom:8px}.faq-a .cat{display:inline-block;background:#eef4ff;color:#2b6cff;font-size:12px;padding:2px 10px;border-radius:12px;margin-bottom:8px}
.cta{background:linear-gradient(135deg,#2b6cff,#16c784);color:#fff;border-radius:22px;padding:56px 40px;text-align:center}.cta h2{font-size:32px;font-weight:800;margin-bottom:14px}.cta p{font-size:16px;opacity:.92;margin-bottom:28px;max-width:560px;margin-left:auto;margin-right:auto}.cta .btn-dl{background:#fff;color:#2b6cff;box-shadow:0 10px 26px rgba(0,0,0,.2)}.cta .btn-dl:hover{background:#f0f4ff}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.news-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 6px 20px rgba(15,27,61,.05);transition:.3s}.news-card:hover{transform:translateY(-6px);box-shadow:0 14px 34px rgba(15,27,61,.1)}.news-card img{width:100%;height:170px;object-fit:cover}.news-card .body{padding:18px 20px 22px}.news-card .meta{font-size:12px;color:#9ca3af;margin-bottom:8px}.news-card h3{font-size:17px;color:#0f1b3d;line-height:1.5;margin-bottom:10px}.news-card h3 a:hover{color:#2b6cff}.news-card p{font-size:14px;color:#6b7280}
.footer{background:#0f1b3d;color:rgba(255,255,255,.7);padding:56px 0 24px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:36px}.footer h4{color:#fff;font-size:16px;margin-bottom:16px}.footer .about p{font-size:14px;max-width:300px;margin-top:12px}.footer a{display:block;font-size:14px;margin-bottom:10px;transition:.2s}.footer a:hover{color:#4dd8ff}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;text-align:center;font-size:13px;color:rgba(255,255,255,.45)}
.breadcrumb{font-size:13px;color:#6b7280;margin:22px 0}.breadcrumb a{color:#2b6cff}.breadcrumb span{color:#9ca3af}
.news-detail{max-width:860px;margin:0 auto;background:#fff;border-radius:18px;padding:44px 48px;box-shadow:0 6px 20px rgba(15,27,61,.05)}.news-detail h1{font-size:30px;color:#0f1b3d;line-height:1.4;margin:14px 0 16px}.news-detail .meta{font-size:14px;color:#9ca3af;margin-bottom:26px}.news-detail h2{font-size:22px;color:#0f1b3d;margin:30px 0 14px}.news-detail p{font-size:16px;color:#374151;margin-bottom:18px}.news-detail img{width:100%;border-radius:12px;margin:16px 0;height:auto}.news-detail .alt{font-size:13px;color:#9ca3af;text-align:center;margin:-8px 0 20px}.news-nav{display:flex;justify-content:space-between;gap:16px;margin-top:36px;padding-top:22px;border-top:1px solid #eef0f4}.news-nav a{font-size:14px;color:#2b6cff}.news-nav a:hover{text-decoration:underline}
.dl-page{background:linear-gradient(135deg,#0f1b3d,#2b6cff);color:#fff;padding:70px 0 90px;text-align:center}.dl-page h1{font-size:42px;font-weight:800;margin-bottom:16px}.dl-page p{font-size:18px;opacity:.9;max-width:560px;margin:0 auto 34px}.dl-platforms{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin:60px 0}.platform{background:#fff;border-radius:16px;padding:32px 20px;text-align:center;box-shadow:0 6px 20px rgba(15,27,61,.05)}.platform .ic{font-size:40px;margin-bottom:14px}.platform h3{font-size:17px;color:#0f1b3d;margin-bottom:8px}.platform p{font-size:13px;color:#6b7280;margin-bottom:18px}.platform .btn-dl{padding:10px 24px;font-size:14px}
.notice{max-width:860px;margin:0 auto;background:#fff;border-radius:16px;padding:34px;box-shadow:0 6px 20px rgba(15,27,61,.05)}
.error-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;background:linear-gradient(135deg,#0f1b3d,#2b6cff);color:#fff;padding:20px}.error-page .code{font-size:120px;font-weight:900;line-height:1;background:linear-gradient(135deg,#4dd8ff,#16c784);-webkit-background-clip:text;background-clip:text;color:transparent}.error-page h2{font-size:28px;margin:20px 0 12px}.error-page p{font-size:16px;opacity:.85;margin-bottom:28px}.error-page .btn{background:#fff;color:#2b6cff}
.sitemap{max-width:860px;margin:0 auto;background:#fff;border-radius:16px;padding:40px 44px;box-shadow:0 6px 20px rgba(15,27,61,.05)}.sitemap h1{font-size:28px;color:#0f1b3d;margin-bottom:26px}.sitemap h2{font-size:18px;color:#0f1b3d;margin:22px 0 12px;padding-left:12px;border-left:4px solid #2b6cff}.sitemap ul li{margin-bottom:10px}.sitemap ul li a{color:#2b6cff;font-size:15px}.sitemap ul li a:hover{text-decoration:underline}
.mobile-menu{display:none;font-size:26px;cursor:pointer;color:#0f1b3d}
@media(max-width:992px){.hero-inner{grid-template-columns:1fr;gap:40px}.features{grid-template-columns:repeat(2,1fr)}.news-grid{grid-template-columns:repeat(2,1fr)}.dl-platforms{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.hero h1{font-size:36px}}
@media(max-width:768px){.nav{position:fixed;top:72px;left:0;right:0;background:#fff;flex-direction:column;padding:16px;box-shadow:0 8px 20px rgba(0,0,0,.1);display:none}.nav.show{display:flex}.nav a{width:100%;text-align:center}.mobile-menu{display:block}.features{grid-template-columns:1fr}.news-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.news-detail{padding:28px 22px}.hero{padding:56px 0 60px}.hero h1{font-size:30px}.sec-head h2{font-size:27px}}
@media(max-width:480px){.container{padding:0 16px}.hero-stats{gap:20px}.hero-stats .num{font-size:24px}.btn{padding:12px 26px;font-size:15px}.mockup-speed{grid-template-columns:1fr}.section{padding:52px 0}.dl-page h1{font-size:30px}.error-page .code{font-size:88px}.sitemap{padding:26px 20px}}