:root{
  --navy:#07111f;--panel:#10233a;--blue:#2878ff;--cyan:#28d7c0;
  --purple:#8c7cff;--white:#f4f7fb;--paper:#fff;--text:#182538;
  --muted:#64748b;--line:#dbe5f0;--green:#198754;--amber:#b7791f;
  --red:#c63f4b;--radius:10px;--max:1200px;--shadow:0 12px 32px rgba(7,17,31,.08)
}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:76px}body{margin:0;color:var(--text);background:#eef3f8;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.72;overflow-x:hidden}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a{touch-action:manipulation}.container{width:min(calc(100% - 32px),var(--max));margin:auto}.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:10px;z-index:1000;padding:8px 12px;background:#fff}.site-header{position:sticky;top:0;z-index:60;color:#dce9f5;background:rgba(7,17,31,.96);border-bottom:1px solid #253950;backdrop-filter:blur(12px)}.header-inner{display:flex;align-items:center;gap:20px;min-height:72px}.brand{display:flex;align-items:center;gap:10px;min-width:max-content;font-weight:900}.brand img{width:42px;height:42px}.brand span small{display:block;color:var(--cyan);font-size:9px;letter-spacing:1.8px}.nav{display:flex;align-items:center;gap:5px;margin-left:auto}.nav a{padding:9px 11px;border-radius:6px;font-size:13px;font-weight:800}.nav a:hover,.nav a.active{color:#fff;background:#183a5a}.nav-cta{padding:10px 14px!important;color:#041420!important;background:var(--cyan)!important}.menu{display:none;margin-left:auto;padding:8px 11px;color:#fff;background:#17364f;border:1px solid #44627a;border-radius:6px}
.hero{position:relative;padding:64px 0 42px;color:#fff;background:radial-gradient(circle at 75% 25%,rgba(40,120,255,.22),transparent 35%),linear-gradient(135deg,#07111f,#102b47);overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:32px 32px}.hero-grid{position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:40px;align-items:center}.eyebrow{display:inline-flex;padding:4px 9px;color:#a8fff1;background:rgba(40,215,192,.12);border:1px solid rgba(40,215,192,.35);border-radius:4px;font-size:12px;font-weight:900;letter-spacing:.5px}h1{max-width:760px;margin:14px 0;font-size:clamp(34px,4.7vw,58px);line-height:1.12;letter-spacing:-1.3px}h2{margin:0 0 12px;font-size:clamp(25px,3vw,36px);line-height:1.25}h3{margin:0 0 7px;line-height:1.35}.lead{max-width:710px;color:#cbd9e5;font-size:17px}.hero-actions,.actions,.inline-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.btn,.actions a,.inline-links a{display:inline-flex;align-items:center;justify-content:center;min-height:43px;padding:9px 15px;color:#fff;background:var(--blue);border:1px solid var(--blue);border-radius:7px;font-weight:900}.btn.alt{color:#dbe8f3;background:transparent;border-color:#5d7890}.btn.cyan{color:#061620;background:var(--cyan);border-color:var(--cyan)}.hero-meta{display:flex;flex-wrap:wrap;gap:14px;margin-top:20px;color:#aebfcd;font-size:13px}.hero-visual{padding:10px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);border-radius:14px}.breadcrumb{padding:13px 0;color:#66788a;font-size:13px}.breadcrumb a{color:var(--blue)}
.section{padding:58px 0}.section.alt{background:#e8eff6}.section.dark{color:#e5edf5;background:var(--navy)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:24px}.section-head p{max-width:700px;margin:0;color:var(--muted)}.dark .section-head p{color:#aebfcb}.grid-2,.grid-3,.grid-4,.grid-6{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-6{grid-template-columns:repeat(3,1fr)}.card{padding:20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card.compact{padding:16px}.card p{margin:7px 0;color:var(--muted)}.card ul,.card ol{margin:9px 0;padding-left:20px}.visual-card{overflow:hidden;padding:0}.visual-card img{width:100%;height:190px;object-fit:cover;background:var(--panel)}.visual-card .body{padding:19px}.tag{display:inline-flex;padding:3px 7px;color:#1b63b7;background:#e5f0ff;border-radius:4px;font-size:11px;font-weight:900}.tag.green{color:#126144;background:#e5f6ef}.tag.amber{color:#7a5112;background:#fff1d7}.tag.purple{color:#553da2;background:#eeeafd}.status{display:inline-flex;gap:6px;align-items:center;color:var(--green);font-size:12px;font-weight:900}.status:before{content:"";width:7px;height:7px;background:currentColor;border-radius:50%}.notice{padding:15px 17px;color:#30445a;background:#eef7ff;border-left:4px solid var(--blue);border-radius:0 7px 7px 0}.notice.warn{color:#684711;background:#fff5dc;border-color:#e3a72f}.notice.danger{color:#7f2530;background:#ffebed;border-color:var(--red)}.callout{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:center;padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}.callout img{width:220px;height:150px;object-fit:cover}
.feature-list{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.feature-list div{padding:15px;background:#fff;border:1px solid var(--line);border-top:3px solid var(--cyan);border-radius:7px}.feature-list b{display:block}.feature-list span{color:var(--muted);font-size:12px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;counter-reset:step}.step{position:relative;padding:18px 16px 18px 58px;background:#fff;border:1px solid var(--line);border-radius:8px;counter-increment:step}.step:before{content:counter(step);position:absolute;left:16px;top:18px;display:grid;width:31px;height:31px;place-items:center;color:#fff;background:var(--blue);border-radius:50%;font-weight:900}.step p{margin:4px 0;color:var(--muted);font-size:13px}.detail-steps{display:grid;gap:13px;counter-reset:dstep}.detail-step{position:relative;padding:20px 20px 20px 76px;background:#fff;border:1px solid var(--line);border-radius:8px;counter-increment:dstep}.detail-step:before{content:counter(dstep);position:absolute;left:20px;top:20px;display:grid;width:38px;height:38px;place-items:center;color:#fff;background:linear-gradient(135deg,var(--blue),var(--purple));border-radius:8px;font-weight:900}.detail-step dl{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:9px 0 0}.detail-step dt{font-weight:900}.detail-step dd{margin:0;color:var(--muted);font-size:13px}
.table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}table{width:100%;min-width:780px;border-collapse:collapse}th,td{padding:12px 13px;text-align:left;vertical-align:top;border-right:1px solid var(--line);border-bottom:1px solid var(--line);font-size:13px}th{color:#153a5f;background:#eaf2fb}tr:last-child td{border-bottom:0}.timeline{display:grid;gap:12px}.timeline article{position:relative;padding:18px 18px 18px 26px;background:#fff;border-left:4px solid var(--purple);border-radius:0 8px 8px 0}.timeline time{display:block;color:var(--blue);font-size:12px;font-weight:900}.timeline ul{margin:8px 0;padding-left:20px;color:var(--muted)}.faq-list{display:grid;grid-template-columns:1fr 1fr;gap:10px}.faq-item{padding:0 16px;background:#fff;border:1px solid var(--line);border-radius:8px}.faq-question{display:flex;width:100%;justify-content:space-between;padding:15px 0;text-align:left;background:transparent;border:0;font-weight:900}.faq-question:after{content:"+";color:var(--blue);font-size:20px}.faq-question[aria-expanded=true]:after{content:"−"}.faq-answer{display:block;padding:0 0 16px;color:var(--muted)}.js .faq-answer{display:none}.js .faq-answer.open{display:block}.news-card{display:grid;grid-template-columns:230px 1fr;gap:18px;padding:17px;background:#fff;border:1px solid var(--line);border-radius:9px}.news-card img{width:230px;height:150px;object-fit:cover}.news-card time{color:var(--blue);font-size:12px;font-weight:900}.news-meta{display:flex;flex-wrap:wrap;gap:7px 14px;color:var(--muted);font-size:12px}.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}.filter{padding:8px 12px;color:#506273;background:#fff;border:1px solid var(--line);border-radius:5px;font-weight:800}.filter.active{color:#fff;background:var(--blue);border-color:var(--blue)}.hidden{display:none!important}.source-list{columns:2;column-gap:34px}.source-list li{break-inside:avoid;margin-bottom:9px}.legal{color:#53677a;font-size:13px}
.site-footer{padding:46px 0 18px;color:#b8c8d7;background:#07111f}.footer-grid{display:grid;grid-template-columns:1.35fr repeat(4,1fr);gap:28px}.site-footer h2,.site-footer h3{color:#fff;font-size:15px}.site-footer a{display:block;margin:7px 0;font-size:13px}.footer-note{margin-top:28px;padding-top:18px;border-top:1px solid #23384c;font-size:13px}.footer-bottom{display:flex;justify-content:space-between;gap:16px;margin-top:16px;color:#8fa4b6;font-size:12px}.backtop{position:fixed;right:18px;bottom:18px;display:none;width:44px;height:44px;color:#fff;background:var(--blue);border:0;border-radius:50%;box-shadow:var(--shadow)}.backtop.show{display:block}
@media(max-width:980px){.menu{display:block}.nav{display:none;position:absolute;top:72px;right:0;left:0;flex-direction:column;align-items:stretch;padding:10px 16px 16px;background:#07111f}.nav.open{display:flex}.nav a{padding:10px 12px}.hero-grid{grid-template-columns:1fr}.hero-visual{max-width:760px}.grid-4,.feature-list{grid-template-columns:repeat(2,1fr)}.grid-6,.grid-3{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.container{width:min(calc(100% - 22px),var(--max))}.section{padding:42px 0}.hero{padding:42px 0 34px}h1{font-size:30px}.section-head{display:block}.grid-2,.grid-3,.grid-4,.grid-6,.feature-list,.steps,.faq-list{grid-template-columns:1fr}.detail-step{padding:18px}.detail-step:before{position:static;margin-bottom:9px}.detail-step dl{grid-template-columns:1fr}.callout,.news-card{grid-template-columns:1fr}.callout img,.news-card img{width:100%;height:auto}.source-list{columns:1}.footer-grid{grid-template-columns:1fr}.footer-grid>div{padding-bottom:10px;border-bottom:1px solid #20374b}.footer-bottom{display:block}.hero-actions,.actions,.inline-links{display:grid}.hero-actions a,.actions a,.inline-links a{width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}