:root{
  --blue:#3f8fe5;--blue-dark:#2875c7;--blue-soft:#eaf4ff;--text:#34495e;--title:#1f2d3d;
  --muted:#6f7f90;--line:#d8e4f0;--light:#f4f7fb;--light2:#eef3f9;--white:#fff;
  --shadow:0 12px 32px rgba(43,97,153,.10);--radius:14px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--text);font-family:Arial,"Microsoft YaHei",sans-serif;line-height:1.75;overflow-x:hidden}body.menu-open{overflow:hidden}
a{color:inherit}img{max-width:100%}.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: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:8px;white-space:nowrap}.nav-core a{color:var(--text);text-decoration:none;padding:8px 10px;border-radius:8px;font-size:15px}.nav-core a:hover,.nav-core a.active{color:var(--blue-dark);background:var(--blue-soft)}.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}.main-btn,.secondary-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;transition:.2s ease;position:relative;z-index:2;pointer-events:auto;touch-action:manipulation}.main-btn{color:#fff;background:var(--blue);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-link:focus-visible,.menu-toggle:focus-visible,.drawer-close:focus-visible{outline:3px solid rgba(63,143,229,.35);outline-offset:3px}.secondary-btn{color:var(--blue-dark);background:var(--blue-soft);border:1px solid #cce4fb}.secondary-btn:hover{background:#dcedff}.menu-toggle{width:46px;height:46px;border:1px solid var(--line);border-radius:10px;background:#fff;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer;position:relative;z-index:3}.menu-toggle span{width:20px;height:2px;background:var(--title);display:block}.drawer-overlay{position:fixed;inset:0;background:rgba(15,35,55,.38);z-index:10000;opacity:0;transition:.22s ease}.drawer-overlay.show{opacity:1}.drawer-menu{position:fixed;top:0;right:0;width:min(390px,88vw);height:100vh;background:#fff;z-index:10001;transform:translateX(105%);transition:.24s ease;box-shadow:-18px 0 40px rgba(31,45,61,.18);padding:20px;display:flex;flex-direction:column}.drawer-menu.open{transform:translateX(0)}.drawer-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #e5edf5;padding-bottom:16px}.drawer-logo img{max-height:40px;width:auto;display:block}.drawer-close{width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:10px;font-size:30px;line-height:1;cursor:pointer}.drawer-links{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:18px 0;overflow:auto}.drawer-links a{text-decoration:none;padding:11px 12px;border-radius:8px;background:var(--light);color:var(--text)}.drawer-links a:hover{background:var(--blue-soft);color:var(--blue-dark)}.drawer-download{margin-top:auto;width:100%}
.container{width:min(1160px,calc(100% - 40px));margin:0 auto}.narrow{width:min(880px,calc(100% - 40px));margin:0 auto}.hero{padding:78px 0 68px;background:linear-gradient(180deg,#fff 0%,#f7fbff 100%);position:relative;overflow:hidden}.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;background:#eaf4ff;z-index:0}.hero:before{width:380px;height:380px;right:-160px;top:-170px}.hero:after{width:220px;height:220px;left:-120px;bottom:-120px}.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:56px;position:relative;z-index:1}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:var(--blue-soft);color:var(--blue-dark);font-size:14px;font-weight:700;margin-bottom:16px}.hero h1,.page-hero h1{font-size:clamp(38px,5vw,62px);line-height:1.16;margin:0 0 18px;color:var(--title);letter-spacing:-1.4px}.hero .subtitle{font-size:clamp(21px,2.5vw,30px);line-height:1.45;color:var(--blue-dark);font-weight:700;margin:0 0 18px}.hero p{font-size:17px;color:var(--muted);margin:0 0 24px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:20px}.hero-links{display:flex;flex-wrap:wrap;gap:18px}.text-link{color:#2f83d8;text-decoration:none;font-weight:700}.text-link:hover{text-decoration:underline}.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.hero-points span{padding:7px 11px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:14px;color:var(--text)}.hero-visual img{max-width:100%;height:auto;object-fit:contain;display:block;margin:0 auto;filter:drop-shadow(0 26px 30px rgba(43,97,153,.14))}
.section{padding:76px 0}.section-light{background:var(--light)}.section-soft{background:var(--light2)}.section-head{text-align:center;max-width:760px;margin:0 auto 38px}.section-title{color:var(--title);font-size:clamp(28px,3.4vw,42px);line-height:1.25;margin:0 0 12px}.section-desc{color:var(--muted);margin:0}.info-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.category-card,.info-card,.review-card,.faq-card,.content-card{background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 8px 24px rgba(43,97,153,.06)}.info-card{padding:26px}.info-card h3,.category-card h3,.content-card h3{color:var(--title);margin:0 0 10px}.info-card p,.category-card p,.content-card p{margin:0;color:var(--muted)}.category-card{padding:30px;display:flex;flex-direction:column;min-height:200px;transition:.2s ease}.category-card:hover{border-color:var(--blue);transform:translateY(-4px)}.category-card p{margin-bottom:18px}.category-card .text-link{margin-top:auto}.category-card.full{grid-column:1/-1;min-height:auto}.split{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}.split.reverse .feature-image{order:2}.feature-image img,.content-img{max-width:100%;height:auto;object-fit:contain;display:block;margin:auto}.feature-copy h2{font-size:clamp(28px,3.5vw,42px);line-height:1.25;margin:0 0 18px;color:var(--title)}.feature-copy p{margin:0 0 16px}.feature-copy ul,.article ul{padding-left:20px}.feature-copy li,.article li{margin:8px 0}.dual-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}.content-card{padding:34px}.content-card img{width:100%;max-height:260px;object-fit:contain;margin-bottom:20px}.risk-box,.notice-box{padding:24px 26px;border-radius:10px;margin:22px 0}.risk-box{background:#fff7e8;border:1px solid #f4d594}.notice-box{background:var(--blue-soft);border:1px solid #cce4fb}.risk-box strong,.notice-box strong{color:var(--title)}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-card{padding:24px}.review-card p{margin:0}.review-card .review-meta{margin-top:12px;color:var(--blue-dark);font-weight:700;font-size:14px}.faq-list{display:grid;gap:14px}.faq-card{padding:22px 24px}.faq-card h3{margin:0 0 8px;color:var(--title);font-size:18px}.faq-card p{margin:0;color:var(--muted)}.cta-band{background:var(--blue);color:#fff;border-radius:16px;padding:36px;display:flex;align-items:center;justify-content:space-between;gap:22px}.cta-band h2{margin:0 0 8px;color:#fff}.cta-band p{margin:0;color:rgba(255,255,255,.86)}.cta-band .main-btn{background:#fff;color:var(--blue-dark);box-shadow:none}.cta-band .main-btn:hover{background:#f4f7fb}
.page-hero{padding:64px 0;background:linear-gradient(180deg,#f6fbff 0%,#fff 100%);border-bottom:1px solid #e5edf5}.page-hero h1{font-size:clamp(36px,4.5vw,54px)}.page-hero p{max-width:760px;font-size:18px;color:var(--muted);margin:0}.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:14px}.breadcrumb a{color:var(--blue-dark);text-decoration:none}.article{padding:64px 0}.article h2{color:var(--title);font-size:30px;margin:42px 0 14px}.article h3{color:var(--title);font-size:22px;margin:28px 0 10px}.article p{margin:0 0 18px}.article-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin:24px 0}.step-list{counter-reset:steps;display:grid;gap:18px;margin:28px 0}.step{counter-increment:steps;background:#fff;border:1px solid var(--line);border-radius:10px;padding:24px 24px 24px 70px;position:relative}.step:before{content:counter(steps);position:absolute;left:22px;top:22px;width:34px;height:34px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:700}.step h3{margin:0 0 8px}.step p{margin:0}.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}.tag-list span{background:var(--blue-soft);color:var(--blue-dark);border-radius:999px;padding:7px 12px;font-size:14px}.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.news-item{border:1px solid var(--line);border-radius:10px;padding:26px;background:#fff}.news-item .label{display:inline-block;padding:5px 10px;background:var(--blue-soft);color:var(--blue-dark);border-radius:999px;font-size:13px;font-weight:700}.news-item h2{font-size:22px;margin:14px 0 10px}.news-item p{margin:0;color:var(--muted)}
footer{background:#438ddf;color:#fff}.footer-inner{width:min(1160px,calc(100% - 40px));margin:0 auto;padding:54px 0 32px;display:grid;grid-template-columns:1.1fr 1.9fr;gap:50px}.footer-brand img{max-height:46px;width:auto;filter:brightness(0) invert(1)}.footer-brand p{color:rgba(255,255,255,.84);max-width:480px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.footer-links h3{margin:0 0 12px;color:#fff}.footer-links a{display:block;text-decoration:none;color:rgba(255,255,255,.82);margin:7px 0}.footer-links a:hover{color:#fff;text-decoration:underline}.footer-risk{width:min(1160px,calc(100% - 40px));margin:0 auto;padding:20px 0;border-top:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.84)}.footer-bottom{text-align:center;padding:18px 20px;border-top:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.78)}
@media(max-width:1020px){.nav-core{display:none}.info-grid{grid-template-columns:repeat(2,1fr)}.hero-grid,.split{gap:34px}.review-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.header-inner{min-height:62px;padding:0 14px;gap:8px}.site-logo img{max-height:36px}.header-actions{gap:7px}.header-download{min-height:44px;padding:0 14px;font-size:14px}.menu-toggle{width:44px;height:44px}.container,.narrow{width:min(100% - 32px,1160px)}.hero{padding:48px 0 44px}.hero-grid,.split,.dual-grid,.article-grid,.news-grid{grid-template-columns:1fr}.hero-visual{order:2}.hero h1{font-size:40px}.hero .subtitle{font-size:22px}.section{padding:54px 0}.info-grid,.category-grid,.review-grid{grid-template-columns:1fr}.category-card.full{grid-column:auto}.split.reverse .feature-image{order:0}.cta-band{flex-direction:column;align-items:flex-start;padding:28px}.footer-inner{grid-template-columns:1fr;gap:30px}.footer-links{grid-template-columns:1fr 1fr}.drawer-links{grid-template-columns:1fr}.page-hero{padding:44px 0}.article{padding:46px 0}.article h2{font-size:26px}.content-card{padding:24px}.category-grid{gap:18px}.category-card{min-height:auto}.hero-actions .main-btn,.hero-actions .secondary-btn{flex:1 1 160px}}
@media(max-width:430px){.header-download{padding:0 11px}.site-logo img{max-width:115px}.hero h1{font-size:35px}.hero-links{display:grid;gap:8px}.footer-links{grid-template-columns:1fr}.main-btn,.secondary-btn{padding:0 18px}.drawer-menu{padding:16px}.section-title{font-size:30px}}