*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:#34495e;font-family:Arial,"Microsoft YaHei",sans-serif;line-height:1.75;overflow-x:hidden}body.drawer-open{overflow:hidden}img{max-width:100%;height:auto}.skip-link{position:fixed;left:12px;top:-80px;background:#1f2d3d;color:#fff;padding:10px 14px;z-index:11000;border-radius:6px}.skip-link:focus{top:12px}a{color:#2f83d8}.container{width:min(1160px,calc(100% - 40px));margin:0 auto}.narrow{width:min(860px,calc(100% - 40px));margin:0 auto}.site-header{position:sticky;top:0;width:100%;z-index:9999;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid #e5edf5;box-shadow:0 6px 20px rgba(43,97,153,.08)}.header-inner{max-width:1240px;min-height:70px;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:18px}.site-logo{display:inline-flex;align-items:center;flex:0 0 auto}.site-logo img{display:block;max-height:44px;width:auto}.nav-core{display:flex;align-items:center;gap:10px;margin-left:auto}.nav-core a{color:#34495e;text-decoration:none;padding:8px 10px;border-radius:8px;white-space:nowrap;font-size:15px}.nav-core a:hover,.nav-core a.active{color:#2875c7;background:#eaf4ff}.header-actions{display:flex;align-items:center;gap:10px}.main-btn,.secondary-btn,.text-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 22px;border-radius:8px;text-decoration:none;font-weight:700;position:relative;z-index:2;pointer-events:auto;touch-action:manipulation;border:1px solid transparent;transition:.2s ease}.main-btn{color:#fff;background:#3f8fe5;box-shadow:0 10px 24px rgba(63,143,229,.22)}.main-btn:hover{background:#2f7fd3;transform:translateY(-1px)}.main-btn:focus-visible,.secondary-btn:focus-visible,.text-btn:focus-visible,.menu-toggle:focus-visible,.drawer-close:focus-visible,a:focus-visible{outline:3px solid rgba(40,117,199,.35);outline-offset:3px}.secondary-btn{color:#2875c7;background:#eaf4ff;border-color:#cfe4f8}.secondary-btn:hover{background:#dceeff}.text-btn{color:#2f83d8;background:#fff;border-color:#d8e4f0}.wide{width:100%}.menu-toggle{width:44px;height:44px;border:1px solid #d8e4f0;background:#fff;border-radius:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;position:relative;z-index:3}.menu-toggle span{width:20px;height:2px;background:#2875c7;border-radius:2px}.drawer-overlay{position:fixed;inset:0;background:rgba(24,46,70,.38);z-index:10000;opacity:0;transition:opacity .22s ease}.drawer-overlay.show{opacity:1}.drawer{position:fixed;top:0;right:0;width:min(390px,90vw);height:100dvh;background:#fff;z-index:10001;box-shadow:-20px 0 48px rgba(31,45,61,.18);transform:translateX(105%);transition:transform .25s ease;display:flex;flex-direction:column}.drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid #e5edf5}.drawer-close{width:44px;height:44px;border:0;background:#f4f7fb;color:#2875c7;border-radius:8px;font-size:30px;line-height:1;cursor:pointer}.drawer-nav{padding:16px 18px;display:grid;grid-template-columns:1fr 1fr;gap:8px;overflow:auto}.drawer-nav a{padding:11px 12px;color:#34495e;text-decoration:none;border-radius:8px;border:1px solid transparent}.drawer-nav a:hover,.drawer-nav a.active{background:#eaf4ff;border-color:#cfe4f8;color:#2875c7}.drawer-foot{margin-top:auto;padding:20px;border-top:1px solid #e5edf5;background:#f4f7fb}.drawer-foot p{font-size:13px;color:#6f7f90;margin:12px 0 0}.hero{position:relative;overflow:hidden;padding:88px 0 74px;background:linear-gradient(180deg,#fff 0%,#f7fbff 100%)}.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;background:#eaf4ff;z-index:0}.hero:before{width:360px;height:360px;right:-160px;top:-120px}.hero:after{width:180px;height:180px;left:-90px;bottom:-70px}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:64px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#2875c7;background:#eaf4ff;border:1px solid #cfe4f8;padding:6px 12px;border-radius:999px;font-size:14px;font-weight:700}.hero h1,.page-hero h1{font-size:clamp(38px,5vw,62px);line-height:1.14;color:#1f2d3d;margin:20px 0 14px;letter-spacing:-1px}.hero h2{font-size:clamp(20px,2.5vw,29px);line-height:1.45;color:#2875c7;margin:0 0 20px}.hero p{font-size:17px;color:#5a6b7d;max-width:690px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 22px}.hero-links{display:flex;flex-wrap:wrap;gap:18px}.hero-links a{text-decoration:none;font-weight:700}.hero-points{display:grid;grid-template-columns:1fr 1fr;gap:10px 18px;margin:26px 0 0;padding:0;list-style:none}.hero-points li{position:relative;padding-left:22px;color:#53677a}.hero-points li:before{content:"✓";position:absolute;left:0;color:#3f8fe5;font-weight:800}.hero-visual{display:flex;justify-content:center;align-items:center}.hero-visual img{width:min(100%,560px);object-fit:contain;filter:drop-shadow(0 26px 34px rgba(43,97,153,.16))}.section{padding:76px 0}.section-light{background:#f4f7fb}.section-blue-soft{background:#eef6ff}.section-head{max-width:760px;margin:0 auto 38px;text-align:center}.section-head.left{text-align:left;margin-left:0}.section-kicker{color:#2875c7;font-weight:800;font-size:14px;letter-spacing:.04em}.section-title,h1,h2,h3{color:#1f2d3d}.section-title{font-size:clamp(28px,4vw,42px);line-height:1.25;margin:9px 0 14px}.section-head p{color:#6f7f90;margin:0}.capability-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.info-card,.category-card,.review-card,.faq-card,.content-card,.notice-card{background:#fff;border:1px solid #d8e4f0;border-radius:8px;box-shadow:0 8px 24px rgba(43,97,153,.06)}.info-card{padding:26px}.info-card .num{display:inline-flex;width:34px;height:34px;align-items:center;justify-content:center;background:#eaf4ff;color:#2875c7;border-radius:8px;font-weight:800}.info-card h3{margin:16px 0 8px;font-size:20px}.info-card p{margin:0;color:#6f7f90}.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.category-card{padding:28px;min-height:190px;display:flex;flex-direction:column;transition:.2s ease;border-color:#cfe1f3}.category-card:hover{transform:translateY(-4px);border-color:#3f8fe5;box-shadow:0 14px 30px rgba(43,97,153,.10)}.category-card h3{margin:0 0 10px;color:#2875c7;font-size:22px}.category-card p{color:#6f7f90;margin:0 0 22px}.category-card a{margin-top:auto;text-decoration:none;font-weight:800}.category-card.full{grid-column:1/-1;min-height:auto;display:grid;grid-template-columns:1fr auto;align-items:center;gap:24px}.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}.split.reverse .feature-image{order:2}.feature-image{display:flex;justify-content:center}.feature-image img,.content-img{width:min(100%,500px);object-fit:contain;display:block}.content-copy h2{font-size:clamp(28px,4vw,42px);line-height:1.25;margin:8px 0 16px}.content-copy h3{font-size:23px;margin:24px 0 8px}.content-copy p{color:#5d6f81}.check-list{padding:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px 18px;margin:24px 0}.check-list li{padding-left:24px;position:relative}.check-list li:before{content:"✓";position:absolute;left:0;color:#3f8fe5;font-weight:800}.two-feature{display:grid;grid-template-columns:1fr 1fr;gap:30px}.feature-panel{background:#fff;border:1px solid #d8e4f0;border-radius:10px;padding:32px}.feature-panel img{height:250px;width:100%;object-fit:contain;margin-bottom:22px}.feature-panel h3{font-size:25px;margin:0 0 12px}.feature-panel p{color:#627487}.notice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.notice-card{padding:24px}.notice-card .tag{font-size:13px;color:#2875c7;background:#eaf4ff;border-radius:999px;padding:4px 9px}.notice-card h3{font-size:20px;margin:15px 0 8px}.notice-card p{color:#6f7f90}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.review-card{padding:26px}.review-card p{margin:0;color:#526679}.review-card span{display:block;margin-top:16px;color:#2875c7;font-weight:800;font-size:14px}.faq-list{display:grid;gap:14px}.faq-card{padding:0;overflow:hidden}.faq-card summary{cursor:pointer;list-style:none;padding:20px 24px;font-weight:800;color:#1f2d3d;display:flex;justify-content:space-between;gap:20px}.faq-card summary::-webkit-details-marker{display:none}.faq-card summary:after{content:"+";color:#2875c7;font-size:24px;line-height:1}.faq-card[open] summary:after{content:"−"}.faq-card .answer{padding:0 24px 22px;color:#627487}.risk-box{background:#fff;border:1px solid #bcd8f2;border-left:5px solid #3f8fe5;border-radius:8px;padding:26px}.risk-box h2,.risk-box h3{margin-top:0}.page-hero{padding:68px 0 58px;background:linear-gradient(180deg,#f4f9ff,#fff);border-bottom:1px solid #e5edf5}.page-hero .breadcrumbs{font-size:14px;color:#6f7f90}.page-hero .breadcrumbs a{text-decoration:none}.page-hero h1{font-size:clamp(34px,5vw,52px)}.page-hero p{font-size:18px;max-width:850px;color:#627487}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:46px;align-items:start}.article{min-width:0}.article section{scroll-margin-top:100px;margin-bottom:46px}.article h2{font-size:30px;line-height:1.3;margin:0 0 16px}.article h3{font-size:22px;margin:26px 0 10px}.article p,.article li{color:#53677a}.article ul,.article ol{padding-left:24px}.article .lead{font-size:19px;color:#435a70}.toc{position:sticky;top:98px;background:#f4f7fb;border:1px solid #d8e4f0;border-radius:8px;padding:22px}.toc h2{font-size:18px;margin:0 0 12px}.toc a{display:block;padding:7px 0;color:#526679;text-decoration:none;border-bottom:1px solid #e3ebf3}.toc a:last-child{border-bottom:0}.steps{counter-reset:step;display:grid;gap:18px}.step{position:relative;padding:22px 22px 22px 72px;background:#f7fbff;border:1px solid #d8e4f0;border-radius:8px}.step:before{counter-increment:step;content:counter(step);position:absolute;left:22px;top:22px;width:34px;height:34px;border-radius:50%;background:#3f8fe5;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800}.step h3{margin:0 0 6px}.step p{margin:0}.table-wrap{overflow:auto;border:1px solid #d8e4f0;border-radius:8px}table{width:100%;border-collapse:collapse;background:#fff;min-width:620px}th,td{padding:14px 16px;text-align:left;border-bottom:1px solid #e5edf5}th{background:#f4f7fb;color:#1f2d3d}tr:last-child td{border-bottom:0}.badge{display:inline-block;padding:4px 9px;border-radius:999px;background:#eaf4ff;color:#2875c7;font-size:13px;font-weight:700}.cta-band{padding:34px;background:#438ddf;color:#fff;border-radius:12px;display:flex;align-items:center;justify-content:space-between;gap:24px}.cta-band h2{color:#fff;margin:0 0 8px}.cta-band p{margin:0;color:rgba(255,255,255,.86)}.cta-band .main-btn{background:#fff;color:#2875c7;box-shadow:none;flex:0 0 auto}.site-footer{background:#438ddf;color:#fff;padding:56px 0 0}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:34px}.footer-logo{display:inline-flex;background:#fff;border-radius:8px;padding:7px 10px}.footer-brand p{color:rgba(255,255,255,.88);max-width:460px}.footer-grid h2{font-size:18px;color:#fff;margin:0 0 16px}.footer-grid a:not(.site-logo):not(.footer-download){display:block;color:rgba(255,255,255,.9);text-decoration:none;padding:4px 0}.footer-grid a:hover{color:#fff;text-decoration:underline}.footer-download{display:inline-flex;color:#2875c7;background:#fff;text-decoration:none;min-height:44px;align-items:center;padding:0 20px;border-radius:8px;font-weight:800}.footer-risk{margin-top:34px;padding:20px 0;border-top:1px solid rgba(255,255,255,.24);border-bottom:1px solid rgba(255,255,255,.24);color:rgba(255,255,255,.9)}.footer-bottom{display:flex;justify-content:space-between;gap:24px;padding:20px 0 24px;font-size:14px;color:rgba(255,255,255,.8)}
@media(max-width:1080px){.nav-core{display:none}.capability-grid{grid-template-columns:repeat(2,1fr)}.hero-grid{gap:30px}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2/4}}
@media(max-width:860px){.hero{padding:56px 0}.hero-grid,.split,.article-layout{grid-template-columns:1fr}.hero-copy{text-align:left}.hero-visual{margin-top:10px}.hero-visual img{width:min(80%,480px)}.split.reverse .feature-image{order:0}.category-grid{grid-template-columns:repeat(2,1fr)}.category-card.full{grid-column:1/-1}.two-feature,.notice-grid,.review-grid{grid-template-columns:1fr}.article-layout{gap:16px}.toc{position:relative;top:0;order:-1}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:last-child{grid-column:auto}.cta-band{align-items:flex-start;flex-direction:column}.cta-band .main-btn{width:100%}}
@media(max-width:620px){.container,.narrow{width:min(100% - 32px,1160px)}.header-inner{min-height:62px;padding:0 12px;gap:8px}.site-logo img{max-height:34px;max-width:132px}.header-download{min-height:44px;padding:0 13px;font-size:14px}.menu-toggle{flex:0 0 44px}.drawer-nav{grid-template-columns:1fr}.hero{padding:44px 0 48px}.hero h1{font-size:38px}.hero h2{font-size:21px}.hero-actions{display:grid;grid-template-columns:1fr}.hero-actions a{width:100%}.hero-links{display:grid;gap:8px}.hero-points,.check-list{grid-template-columns:1fr}.hero-visual img{width:100%}.section{padding:54px 0}.capability-grid,.category-grid{grid-template-columns:1fr;gap:18px}.category-card.full{display:flex}.feature-panel{padding:22px}.feature-panel img{height:210px}.page-hero{padding:44px 0 38px}.page-hero h1{font-size:36px}.article h2{font-size:26px}.step{padding-left:64px}.step:before{left:18px}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column;gap:8px}.drawer{width:92vw}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}