*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Microsoft YaHei',PingFang SC,sans-serif;color:#d6dce8;background:#0d1220;line-height:1.75}a{color:#4a6cf7}.wrap-f{max-width:1060px;margin:0 auto;padding:0 20px}.site-head-f{background:#0a0e18;border-bottom:1px solid #1e2846}.site-head-f .wrap-f{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;padding:14px 20px}.brand-f{font-size:20px;font-weight:800;color:#3fc1c9;text-decoration:none}.nav-f{display:flex;flex-wrap:wrap;gap:16px}.nav-f a{color:#a9b3c9;text-decoration:none;font-size:15px}.nav-f a:hover{color:#3fc1c9}.main-f{padding:26px 20px 40px;min-height:60vh}.crumb-f{margin-bottom:14px;color:#7c869e;font-size:14px}.crumb-f a{color:#7c869e;text-decoration:none}.crumb-f span{padding:0 6px}.cards-f{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:22px}.card-f{background:#111830;border:1px solid #212c4e;border-radius:12px;padding:20px 22px;text-decoration:none;color:#d6dce8;transition:border-color .2s,transform .2s}.card-f:hover{border-color:#4a6cf7;transform:translateY(-2px)}.card-f h3{font-size:18px;color:#3fc1c9;margin-bottom:8px}.card-f p{font-size:14px;color:#a9b3c9;line-height:1.7}.hero-f{background:linear-gradient(135deg,#0a0e18,#141b33);border:1px solid #232e52;border-radius:14px;padding:38px 34px;margin-bottom:24px;display:grid;grid-template-columns:1fr 1.15fr;gap:28px;align-items:center}.hero-f.slim-f{padding:30px 28px;display:block}.hero-f h1{font-size:32px;color:#3fc1c9;margin-bottom:14px}.lead-f{font-size:16px;color:#b9c3d8;max-width:760px}.hero-txt-f .lead-f{max-width:none}.cta-f{margin-top:20px;display:flex;gap:14px;flex-wrap:wrap}.btn-f{display:inline-block;background:linear-gradient(135deg,#4a6cf7,#3b56d4);color:#fff!important;font-weight:800;padding:12px 26px;border-radius:8px;text-decoration:none}.btn-f:hover{filter:brightness(1.12)}.btn-f.ghost-f{background:transparent;border:1px solid #3fc1c9;color:#3fc1c9!important}.hero-fig-f{margin:0}.hero-fig-f img,.page-fig-f img,.fig-inline-f img{max-width:100%;height:auto;border-radius:10px;display:block}.hero-fig-f figcaption,.page-fig-f figcaption,.fig-inline-f figcaption{color:#7c869e;font-size:13px;margin-top:8px;text-align:center}.fig-inline-f{margin:16px 0 18px}.block-f{background:#111830;border:1px solid #1e2846;border-radius:12px;padding:26px 30px;margin-bottom:18px}.block-f h2{font-size:22px;color:#3fc1c9;margin-bottom:14px;border-left:4px solid #4a6cf7;padding-left:12px}.block-f p{margin-bottom:10px}.block-f h3{color:#3fc1c9;font-size:18px;margin:14px 0 8px}.list-f{margin:6px 0 6px 22px}.list-f li{margin-bottom:8px}.steps-f{list-style:none;counter-reset:sf}.steps-f li{counter-increment:sf;margin-bottom:14px;padding:14px 16px;background:#0d1220;border:1px solid #1e2846;border-radius:8px}.steps-f li strong{color:#3fc1c9}.steps-f li::before{content:counter(sf);display:inline-block;width:24px;height:24px;line-height:24px;text-align:center;background:#4a6cf7;color:#fff;border-radius:50%;margin-right:10px;font-weight:800}.note-f{color:#7c869e;font-size:14px}.note-f a{color:#4a6cf7}.news-date-f{font-size:14px;color:#7c869e;font-weight:400}.faq-f details{border-bottom:1px solid #232e52;padding:10px 0}.faq-f summary{cursor:pointer;font-weight:700;color:#3fc1c9;list-style:none;position:relative;padding-right:26px}.faq-f summary::-webkit-details-marker{display:none}.faq-f summary::after{content:"+";position:absolute;right:2px;color:#4a6cf7;font-weight:800}.faq-f details[open] summary::after{content:"\2212"}.faq-f p{padding:8px 0 2px;color:#b9c3d8}.rel-grid-f{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:14px}.rel-card-f{background:#0d1220;border:1px solid #212c4e;border-radius:10px;padding:16px 18px;text-decoration:none;color:#d6dce8;transition:border-color .2s}.rel-card-f:hover{border-color:#3fc1c9}.rel-card-f h3{font-size:16px;color:#3fc1c9;margin-bottom:6px}.rel-card-f p{font-size:13px;color:#8a94ab;line-height:1.65}.site-foot-f{background:#0a0e18;border-top:1px solid #1e2846;margin-top:30px;color:#8a94ab;font-size:14px}.foot-cols-f{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:28px;padding:30px 20px}.foot-col-f p{font-size:13px;line-height:1.8}.foot-col-f h4{color:#3fc1c9;font-size:16px;margin-bottom:10px}.foot-col-f a{display:block;color:#8a94ab;text-decoration:none;margin-bottom:6px;font-size:14px}.foot-col-f a:hover{color:#3fc1c9}@media(max-width:820px){.hero-f{grid-template-columns:1fr}.cards-f{grid-template-columns:1fr}.rel-grid-f{grid-template-columns:1fr}.foot-cols-f{grid-template-columns:1fr;gap:18px}}@media(max-width:640px){.hero-f{padding:26px 20px}.hero-f h1{font-size:26px}.block-f{padding:20px 18px}}