*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#F4FBFF;color:#223044;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}body.drawer-open{overflow:hidden}a{color:#0877C9;text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%}.site-header{position:sticky;top:0;z-index:9999;width:100%;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);box-shadow:0 8px 24px rgba(8,119,201,.08)}.header-inner{max-width:1180px;min-height:70px;margin:0 auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:14px}.site-logo{display:inline-flex;align-items:center;flex:0 0 auto}.site-logo img{display:block;height:40px;width:auto;max-width:168px;object-fit:contain}.logo-placeholder{display:inline-flex;align-items:center;justify-content:center;min-width:132px;height:40px;padding:0 14px;border-radius:12px;background:#EAF7FF;color:#0877C9;font-weight:800}.nav-core{display:flex;align-items:center;gap:2px}.nav-core a{color:#1D2A3A;padding:8px 11px;font-weight:700;white-space:nowrap}.nav-core a.is-current,.nav-core a:hover{color:#0877C9;border-bottom:2px solid #1CA8F6;text-decoration:none}.main-btn{display:inline-flex;align-items:center;justify-content:center;height:42px;min-width:96px;padding:0 20px;background:linear-gradient(135deg,#38C7FF 0%,#1CA8F6 48%,#0877C9 100%);color:#fff;border-radius:999px;font-weight:700;box-shadow:0 12px 26px rgba(8,119,201,.18);white-space:nowrap}.channel-bar{background:#EAF7FF}.channel-inner{max-width:1180px;margin:0 auto;padding:0 18px;display:flex;gap:4px;overflow-x:auto}.channel-inner a{flex:0 0 auto;padding:11px 10px;color:#5F7082;font-size:14px;white-space:nowrap}.site-main{min-height:55vh}.container{width:min(1180px,calc(100% - 36px));margin:0 auto}.reading{width:min(820px,calc(100% - 36px));margin:0 auto}.section{padding:54px 0}.section.compact{padding:34px 0}.section-title{margin:0 0 20px;color:#0877C9;font-size:34px;line-height:1.25}.eyebrow{display:inline-block;margin-bottom:10px;color:#0877C9;font-weight:700}.lead{font-size:18px;line-height:1.85;color:#3d5065}.prose{font-size:17px;line-height:1.86}.prose h2,.prose h3{color:#0877C9}.prose p{margin:0 0 1em}.card{background:#fff;border:1px solid rgba(28,168,246,.12);border-radius:16px;box-shadow:0 16px 40px rgba(8,119,201,.08);padding:24px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:14px;background:#EAF7FF;aspect-ratio:16/9}.media>img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center;display:block}.media-placeholder{position:absolute;inset:0;background:linear-gradient(135deg,#EAF7FF,#dff3ff);border:1px dashed rgba(8,119,201,.18)}.media.tall{aspect-ratio:auto;height:220px}.hero-slider{position:relative;width:min(1180px,calc(100% - 36px));height:330px;margin:28px auto 0;background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 16px 40px rgba(8,119,201,.08)}.hero-slide{display:none;position:absolute;inset:0}.hero-slide.is-active{display:block}.hero-slide .media{height:100%;aspect-ratio:auto}.hero-slide img{width:100%;height:100%;object-fit:contain}.slider-prev,.slider-next{position:absolute;top:50%;transform:translateY(-50%);z-index:4;width:40px;height:40px;border:0;border-radius:50%;background:rgba(255,255,255,.9);color:#0877C9;font-size:24px}.slider-prev{left:14px}.slider-next{right:14px}.slider-dots{position:absolute;left:0;right:0;bottom:12px;display:flex;justify-content:center;gap:8px;z-index:4}.slider-dot{width:9px;height:9px;padding:0;border:0;border-radius:50%;background:#b9dff5}.slider-dot.is-active{background:#0877C9}.magazine{display:grid;grid-template-columns:58fr 42fr;gap:22px}.magazine-feature{display:grid;grid-template-columns:1.1fr .9fr;gap:20px;align-items:center}.magazine-stack{display:grid;grid-template-rows:repeat(3,1fr);gap:14px}.topic-strip{display:flex;gap:10px;overflow-x:auto;padding:4px 0 8px}.topic-strip a{flex:0 0 auto;padding:10px 16px;border:1px solid rgba(28,168,246,.22);background:#fff;border-radius:999px;font-weight:700;white-space:nowrap}.notice-box{background:#EAF7FF;border-left:4px solid #1CA8F6;border-radius:14px;padding:18px 20px;line-height:1.8}.steps{display:grid;gap:14px}.step{padding:18px;background:#fff;border-radius:14px;border:1px solid rgba(28,168,246,.12)}.pill-links{display:flex;flex-wrap:wrap;gap:10px}.pill-links a{padding:9px 13px;border-radius:999px;background:#EAF7FF;font-weight:700}.faq-list{display:grid;gap:16px}.site-footer{background:#082A46;color:#EAF8FF;padding:48px 0 24px}.footer-grid{width:min(1180px,calc(100% - 36px));margin:0 auto;display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:28px}.site-footer h2{font-size:17px}.site-footer a{display:block;color:#EAF8FF;margin:8px 0}.site-footer p{line-height:1.75;color:#cfefff}.footer-bottom{width:min(1180px,calc(100% - 36px));margin:28px auto 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:22px}.floating-tools{position:fixed;right:14px;top:42%;z-index:8000;width:92px;background:#fff;border-radius:14px;box-shadow:0 16px 40px rgba(8,119,201,.12);overflow:hidden}.floating-tools a,.floating-tools button{display:block;width:100%;padding:11px 8px;border:0;border-bottom:1px solid #eef7fc;background:#fff;color:#0877C9;text-align:center}.floating-tools .float-main{background:linear-gradient(135deg,#38C7FF,#0877C9);color:#fff;font-weight:700}.mobile-bottom{display:none}.mobile-drawer,.drawer-mask{display:none}@media(max-width:980px){.header-inner{min-height:62px;padding:0 12px}.nav-core,.channel-bar{display:none}.menu-toggle{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border:0;background:#EAF7FF;color:#0877C9;border-radius:12px;font-size:22px}.header-action{height:40px;min-width:84px;padding:0 14px;font-size:14px}.site-logo img{height:36px;max-width:142px}.floating-tools{display:none}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:9000;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid rgba(28,168,246,.15)}.mobile-bottom a{padding:12px 6px;text-align:center;color:#1D2A3A;font-size:14px;font-weight:700}body{padding-bottom:52px}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);background:#fff;z-index:12000;transform:translateX(-105%);transition:transform .2s ease;box-shadow:18px 0 40px rgba(8,119,201,.16)}.mobile-drawer.is-open{transform:translateX(0)}.drawer-mask{display:none;position:fixed;inset:0;background:rgba(8,42,70,.42);z-index:11000;opacity:0;pointer-events:none;transition:opacity .18s ease}.drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}.drawer-head{height:64px;padding:0 14px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #eef7fc}.drawer-close{width:38px;height:38px;border:0;border-radius:10px;background:#EAF7FF;color:#0877C9;font-size:24px}.drawer-scroll{height:calc(100vh - 64px);overflow-y:auto;padding:12px 14px 28px}.drawer-group{padding:10px 0;border-bottom:1px solid #eef7fc}.drawer-group h2{margin:0 0 6px;color:#0877C9;font-size:14px}.drawer-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 10px}.drawer-links a{padding:8px 0;color:#1D2A3A;font-size:14px}.hero-slider{height:250px}.magazine{grid-template-columns:1fr}}@media(max-width:640px){.container,.reading{width:min(100% - 24px,1180px)}.section{padding:34px 0}.section-title{font-size:28px}.hero-slider{width:calc(100% - 24px);height:180px;margin-top:16px}.magazine-feature,.grid-2,.grid-3{grid-template-columns:1fr}.footer-grid{width:calc(100% - 24px);grid-template-columns:1fr 1fr}.footer-bottom{width:calc(100% - 24px);display:block}.site-logo img{height:32px;max-width:122px}.header-action{min-width:78px;padding:0 12px;font-size:13px}}@media(max-width:390px){.header-inner{gap:8px;padding:0 8px}.site-logo img{height:30px;max-width:108px}.header-action{min-width:74px;padding:0 10px}.footer-grid{grid-template-columns:1fr}}