:root{--blue:#1456e8;--blue2:#3778ff;--ink:#101c35;--muted:#62708a;--line:#e7ebf2;--soft:#f5f8ff;--sidebar:#f7f8fa;--shadow:0 10px 32px #14356e14;color:var(--ink);font-synthesis:none;background:#fff;font-family:Inter,PingFang SC,Microsoft YaHei,system-ui,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}a{color:inherit;text-decoration:none}button,input{font:inherit}.container{width:min(1180px,100% - 40px);margin:auto}.brand{align-items:center;gap:11px;font-size:20px;font-weight:750;display:flex}.brand-mark{width:32px;height:32px;color:var(--blue)}.brand-mark svg{width:100%;height:100%;display:block}.site-header{z-index:30;backdrop-filter:blur(16px);background:#ffffffeb;border-bottom:1px solid #eef1f6;align-items:center;height:68px;display:flex;position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;display:flex}.main-nav{gap:36px;font-size:15px;display:flex}.main-nav a{place-items:center;height:68px;display:grid;position:relative}.main-nav a.active{color:var(--blue)}.main-nav a.active:after{content:"";background:var(--blue);height:2px;position:absolute;bottom:0;left:2px;right:2px}.hero{text-align:center;background:radial-gradient(circle at 50% 10%,#fff 0,#f7faff 46%,#edf4ff 100%);place-items:center;min-height:450px;display:grid;position:relative;overflow:hidden}.hero:before,.hero:after{content:"";border:1px solid #2a67e81f;border-radius:50%;width:540px;height:540px;position:absolute}.hero:before{bottom:-260px;left:-380px;box-shadow:0 0 0 55px #2a67e806,0 0 0 110px #2a67e805}.hero:after{top:-260px;right:-320px;box-shadow:0 0 0 52px #2a67e806,0 0 0 104px #2a67e805}.hero-content{z-index:2;width:min(760px,100% - 32px);padding:62px 0;position:relative}.eyebrow{color:#1755d2;background:#eaf1ff;border-radius:99px;align-items:center;gap:7px;padding:7px 12px;font-size:13px;font-weight:650;display:inline-flex}.hero h1{letter-spacing:-2px;margin:22px 0 12px;font-size:clamp(40px,5.3vw,64px);line-height:1.12}.hero h1 span{color:var(--blue)}.hero-sub{color:#46536b;margin:0 0 30px;font-size:18px;line-height:1.8}.home-search{text-align:left;background:#fff;border:1px solid #dfe6f2;border-radius:10px;align-items:center;gap:12px;height:62px;padding:7px 8px 7px 20px;display:flex;box-shadow:0 10px 28px #1c41821c}.home-search svg{color:#5d6d8d;flex:none}.home-search input{border:0;outline:0;flex:1;min-width:0;font-size:15px}.home-search button{color:#fff;background:linear-gradient(135deg,var(--blue2),var(--blue));cursor:pointer;border:0;border-radius:7px;height:46px;padding:0 25px}.hot{color:#73809a;text-align:left;flex-wrap:wrap;gap:18px;margin:16px 4px 0;font-size:13px;display:flex}.hot a{color:#34435f}.section{padding:56px 0}.section.alt{background:#fbfcfe}.section-head{justify-content:space-between;align-items:end;margin-bottom:24px;display:flex}.section-head h2{margin:0;font-size:25px}.section-head p{color:var(--muted);margin:6px 0 0;font-size:14px}.more{color:var(--blue);font-size:14px}.space-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.space-card{border:1px solid var(--line);background:#fff;border-radius:12px;min-height:190px;padding:24px;transition:all .25s;position:relative}.space-card:hover{box-shadow:var(--shadow);border-color:#bfd1ff;transform:translateY(-4px)}.card-icon{width:46px;height:46px;color:var(--blue);background:linear-gradient(145deg,#f2f6ff,#e5edff);border-radius:12px;place-items:center;margin-bottom:18px;display:grid}.space-card h3{margin:0 0 9px;font-size:19px}.space-card p{color:var(--muted);margin:0;padding-right:20px;font-size:14px;line-height:1.75}.arrow{color:#2b3d5d;font-size:22px;position:absolute;bottom:19px;right:22px}.updates{border:1px solid var(--line);background:#fff;border-radius:12px;padding:0 20px}.update-row{border-bottom:1px solid var(--line);align-items:center;gap:12px;min-height:58px;font-size:14px;display:flex}.update-row:last-child{border:0}.doc-dot{width:26px;height:26px;color:var(--blue);background:#eff4ff;border-radius:7px;place-items:center;display:grid}.update-date{color:#8190aa;margin-left:auto}.access-banner{background:linear-gradient(105deg,#f2f7ff,#edf4ff);border:1px solid #e4edff;border-radius:14px;align-items:center;margin-top:34px;padding:28px 34px;display:flex}.lock-hex{width:66px;height:66px;color:var(--blue);background:#dce9ff;border-radius:18px;place-items:center;margin-right:24px;display:grid}.access-banner h3{margin:0 0 5px;font-size:20px}.access-banner p{color:var(--muted);margin:0;font-size:14px}.btn{background:var(--blue);color:#fff;border:0;border-radius:8px;margin-left:auto;padding:13px 22px;font-weight:650}.site-footer{border-top:1px solid var(--line);padding:36px 0}.footer-inner{color:#75829a;justify-content:space-between;align-items:center;font-size:13px;display:flex}.footer-tag{margin-top:8px}.footer-links{color:#44516a;gap:30px;display:flex}.update-row{color:#26344d}.update-date{color:#53627b}.footer-inner,.footer-tag{color:#526078}.footer-links{color:#35435c}@media (width<=800px){.main-nav{gap:18px}.space-grid{grid-template-columns:1fr}.hero{min-height:420px}.hero-content{padding:45px 0}.hero h1{letter-spacing:-1px}.hero-sub{font-size:16px}.section{padding:42px 0}.access-banner{flex-wrap:wrap;align-items:flex-start;padding:22px}.lock-hex{margin-bottom:15px}.access-banner .btn{text-align:center;width:100%;margin:20px 0 0}.footer-inner{flex-direction:column;align-items:flex-start;gap:25px}.footer-links{gap:18px}.update-date{display:none}}@media (width<=480px){.container{width:min(100% - 28px,1180px)}.site-header{overflow:hidden}.site-header .container{width:calc(100% - 20px)}.header-inner{gap:8px}.brand{white-space:nowrap;gap:7px;font-size:15px}.brand-mark{width:25px;height:25px}.main-nav{gap:8px;min-width:0;font-size:12px}.main-nav a{white-space:nowrap;height:60px}.hero h1{font-size:39px}.home-search{height:56px}.home-search button{height:42px;padding:0 16px}.hot{gap:10px}.space-card{min-height:170px}}