:root{--bg:#F5F9FE;--surface:#FFFFFF;--soft:#E8F2FC;--softer:#F3F8FF;--primary:#2F7BFF;--primary-deep:#1E5FD6;--heading:#16324F;--text:#243447;--muted:#5B6B7C;--note:#7A8896;--border:rgba(47,123,255,.16);--shadow:0 12px 32px rgba(22,50,79,.08);--footer:#10243A}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.72}body.drawer-lock{overflow:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;width:100%;height:auto;object-fit:contain}button{font:inherit;cursor:pointer}h1,h2,h3{color:var(--heading);line-height:1.28;margin-top:0}h1{font-size:clamp(2rem,4vw,3.6rem);letter-spacing:-.03em}h2{font-size:clamp(1.55rem,2.3vw,2.15rem)}h3{font-size:1.08rem}p{margin:0 0 1em}.container{width:min(1220px,calc(100% - 40px));margin:0 auto}.site-header{position:sticky;top:0;z-index:9999;background:rgba(245,249,254,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.header-inner{width:min(1240px,calc(100% - 32px));height:72px;margin:0 auto;display:flex;align-items:center;gap:18px;white-space:nowrap}.brand-logo{width:142px;flex:0 0 142px}.brand-logo img{height:40px}.core-nav{display:flex;gap:6px;padding:5px;background:#fff;border:1px solid var(--border);border-radius:999px;margin:auto}.core-nav a{padding:8px 14px;border-radius:999px;color:var(--heading);font-size:14px}.core-nav a:hover,.core-nav a.active{background:var(--soft);color:var(--primary)}.header-actions{display:flex;align-items:center;gap:8px;margin-left:auto}.overview-btn,.login-btn,.register-btn,.main-btn{border-radius:999px;padding:10px 18px;font-weight:700;border:1px solid transparent}.overview-btn{background:var(--softer);border-color:var(--border);color:var(--heading)}.login-btn,.main-btn{background:var(--primary);color:#fff}.login-btn:hover,.main-btn:hover{background:var(--primary-deep)}.register-btn{background:#fff;color:var(--heading);border-color:#C5D7F0}.menu-toggle{width:42px;height:42px;border:1px solid var(--border);border-radius:12px;background:#fff;padding:9px}.menu-toggle span{display:block;height:2px;background:var(--heading);margin:4px 0;border-radius:2px}.mobile-only{display:none}.hero{padding:64px 0 32px}.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:42px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border-radius:999px;background:var(--soft);color:var(--primary-deep);font-size:13px;font-weight:700;margin-bottom:16px}.hero-copy .lead{font-size:1.08rem;color:var(--muted);max-width:720px}.hero-actions{display:flex;gap:10px;margin:24px 0 22px}.hero-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.hero-summary a{background:#fff;border:1px solid var(--border);padding:14px 12px;border-radius:14px}.hero-summary strong{display:block;color:var(--heading);font-size:14px}.hero-summary span{display:block;color:var(--note);font-size:12px;margin-top:4px}.hero-visual{background:#fff;border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow);padding:20px}.section{padding:52px 0}.section.soft{background:linear-gradient(180deg,var(--softer),rgba(243,248,255,.2))}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:24px}.section-head p{max-width:660px;color:var(--muted)}.card{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:16px}.quick-strip{display:flex;gap:12px;overflow:auto;padding:2px 0 12px;scrollbar-width:thin}.quick-card{min-width:230px;padding:18px}.quick-card .num{font-size:12px;color:var(--primary);font-weight:800}.quick-card h3{margin:7px 0}.quick-card p{font-size:14px;color:var(--muted);margin:0 0 8px}.text-link{color:var(--primary-deep);font-weight:700;font-size:14px}.info-band{padding:22px 26px;display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:18px;align-items:center}.info-band strong{font-size:1.15rem;color:var(--heading)}.info-band span{color:var(--muted);font-size:14px}.dual-grid,.content-grid,.feedback-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.feature-card{padding:24px}.feature-card h3{font-size:1.32rem;margin-bottom:8px}.feature-card p{color:var(--muted)}.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.topic-card{overflow:hidden}.topic-card .img-wrap{padding:14px 14px 0;background:var(--softer)}.topic-card .img-wrap img{max-height:172px}.topic-card .body{padding:16px}.topic-card p{font-size:14px;color:var(--muted);min-height:48px}.media-banner{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:center;padding:24px}.media-banner .copy{padding:8px 8px 8px 4px}.media-banner img{max-height:280px}.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.news-card{overflow:hidden}.news-card .image{padding:14px;background:var(--softer)}.news-card .image img{max-height:220px}.news-card .body{padding:20px}.list-clean{list-style:none;padding:0;margin:0}.list-clean li{padding:10px 0;border-bottom:1px solid rgba(47,123,255,.1)}.review-card,.faq-item,.notice-box,.content-block{padding:22px}.review-card .who{font-weight:800;color:var(--heading);margin-bottom:8px}.review-card p,.content-block p,.faq-item p{color:var(--muted)}.faq-list{display:grid;gap:12px}.faq-item h3{margin-bottom:8px}.notice-box{background:#fff;border:1px solid var(--border);border-left:4px solid var(--primary);border-radius:14px}.page-hero{padding:52px 0 26px}.page-hero .wrap{display:grid;grid-template-columns:1.08fr .92fr;gap:32px;align-items:center}.page-hero .intro{color:var(--muted);font-size:1.06rem}.page-hero .visual{background:#fff;border:1px solid var(--border);border-radius:18px;padding:18px;box-shadow:var(--shadow)}.page-hero .visual img{max-height:290px}.breadcrumb{font-size:13px;color:var(--note);margin-bottom:12px}.content-grid.three{grid-template-columns:repeat(3,1fr)}.content-block h2{font-size:1.35rem}.content-block h3{margin-top:18px}.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.step{padding:20px}.step .step-no{display:inline-flex;width:32px;height:32px;border-radius:50%;align-items:center;justify-content:center;background:var(--soft);color:var(--primary);font-weight:800;margin-bottom:10px}.drawer-backdrop{position:fixed;inset:0;background:rgba(16,36,58,.35);opacity:0;visibility:hidden;transition:.2s;z-index:10000}.drawer-backdrop.show{opacity:1;visibility:visible}.drawer{position:fixed;top:0;bottom:0;width:min(440px,92vw);background:#fff;z-index:10001;box-shadow:0 0 44px rgba(16,36,58,.2);transition:transform .25s ease;overflow:auto}.drawer-right{right:0;transform:translateX(105%)}.drawer-left{left:0;transform:translateX(-105%)}.drawer.open{transform:translateX(0)}.drawer-head{height:72px;display:flex;align-items:center;justify-content:space-between;padding:12px 18px;border-bottom:1px solid var(--border);position:sticky;top:0;background:#fff;z-index:1}.drawer-brand{width:136px}.drawer-brand img{height:38px}.drawer-close{border:0;background:var(--softer);width:40px;height:40px;border-radius:12px;color:var(--heading);font-size:24px}.drawer-content{padding:18px}.drawer-content section{margin-bottom:24px}.drawer-content section h3{font-size:14px;color:var(--note);margin:0 0 8px}.drawer-content a{display:block;padding:9px 10px;border-radius:10px;color:var(--heading)}.drawer-content a:hover{background:var(--softer);color:var(--primary)}.site-footer{background:var(--footer);color:#D7E6F5;margin-top:58px;padding:48px 0 24px}.site-footer h3{color:#fff}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:34px}.footer-grid a{display:block;color:#D7E6F5;padding:5px 0}.footer-brand img{width:150px;height:42px;margin-bottom:16px}.footer-brand p{color:#BFD0E0;max-width:460px}.footer-bottom{border-top:1px solid rgba(215,230,245,.14);margin-top:28px;padding-top:20px;color:#AFC3D6;font-size:13px}.mobile-bottom{display:none}@media(max-width:980px){.desktop-only{display:none!important}.mobile-only{display:block}.header-inner{height:68px;justify-content:space-between}.brand-logo{width:128px;flex-basis:128px}.brand-logo img{height:36px}.header-actions{margin-left:0}.hero{padding-top:36px}.hero-grid,.page-hero .wrap,.media-banner{grid-template-columns:1fr}.hero-summary{grid-template-columns:repeat(2,1fr)}.topic-grid{grid-template-columns:repeat(3,1fr)}.info-band{grid-template-columns:1fr 1fr}.content-grid.three,.step-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}body{padding-bottom:66px}.mobile-bottom.mobile-only{position:fixed;left:10px;right:10px;bottom:10px;z-index:9998;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:16px;height:52px;display:flex;align-items:center;justify-content:space-around}.mobile-bottom a{font-size:13px;color:var(--heading);font-weight:700}}@media(max-width:680px){.container{width:min(100% - 24px,1220px)}.header-inner{width:calc(100% - 20px);gap:8px}.brand-logo{width:112px;flex-basis:112px}.header-actions .login-btn{padding:8px 14px}h1{font-size:2.05rem}.hero{padding:28px 0 16px}.hero-grid{gap:22px}.hero-visual{padding:12px}.section{padding:36px 0}.section-head{display:block}.dual-grid,.content-grid,.feedback-grid,.news-grid,.content-grid.three,.step-grid{grid-template-columns:1fr}.topic-grid{grid-template-columns:repeat(2,1fr);gap:12px}.topic-card .img-wrap{padding:10px 10px 0}.topic-card .body{padding:13px}.topic-card p{min-height:0}.info-band{grid-template-columns:1fr}.media-banner{padding:16px;gap:16px}.page-hero{padding-top:30px}.page-hero .visual{padding:12px}.footer-grid{grid-template-columns:1fr}.site-footer{padding-top:38px}}