:root{--bg:#F5F7FF;--nav:rgba(12,18,40,.94);--title:#131A35;--brand:#5B6CFF;--deep:#16213E;--cyan:#00D4FF;--gold:#FFC857;--rose:#D94F70;--lav:#7A5CFF;--text:#1F2740;--muted:#66708A;--soft:#9AA4BA;--card:#fff;--line:rgba(91,108,255,.18);--shadow:0 20px 46px rgba(25,43,91,.14);--gradient:linear-gradient(135deg,#5B6CFF 0%,#7A5CFF 48%,#00D4FF 100%)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}body.drawer-open{overflow:hidden}a{color:inherit}img{max-width:100%;height:auto;display:block}.site-header{position:sticky;top:0;width:100%;z-index:9999;background:var(--nav);backdrop-filter:blur(12px);box-shadow:0 8px 26px rgba(25,43,91,.16)}.header-inner{max-width:1280px;margin:0 auto;min-height:72px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:22px}.site-logo{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;white-space:nowrap}.site-logo img{width:44px;height:44px;object-fit:contain}.site-logo strong{font-size:19px;letter-spacing:.5px}.nav-core{display:flex;align-items:center;gap:8px}.nav-core a{color:#EEF2FF;text-decoration:none;border-radius:999px;padding:8px 12px;font-size:14px}.nav-core a:hover,.nav-core a.active{color:#fff;background:rgba(0,212,255,.16)}.header-actions{display:flex;align-items:center;gap:10px}.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 24px;background:var(--gradient);color:#fff;text-decoration:none;border-radius:999px;box-shadow:0 14px 32px rgba(91,108,255,.22);font-weight:700;transition:.25s}.main-btn:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(91,108,255,.3)}.menu-toggle{width:44px;height:44px;border:0;border-radius:14px;background:rgba(255,255,255,.1);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer}.menu-toggle span{width:20px;height:2px;background:#fff;border-radius:2px}.mobile-menu-toggle{display:none}.drawer-mask{position:fixed;inset:0;background:rgba(5,9,24,.58);z-index:10000;opacity:0;visibility:hidden;transition:.25s}.drawer-mask.open{opacity:1;visibility:visible}.site-drawer{position:fixed;top:0;right:0;width:min(390px,90vw);height:100vh;background:#fff;z-index:10001;transform:translateX(105%);transition:.3s ease;padding:24px;overflow-y:auto;box-shadow:-24px 0 60px rgba(14,24,62,.24)}.site-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid #edf0fa}.drawer-brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;color:var(--title)}.drawer-brand img{width:42px;height:42px;object-fit:contain}.drawer-close{width:42px;height:42px;border:0;border-radius:12px;background:#f0f2ff;color:var(--title);font-size:26px;cursor:pointer}.drawer-nav{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:22px 0}.drawer-nav a{text-decoration:none;padding:12px 14px;border-radius:14px;background:#F5F7FF;color:var(--title);font-weight:600}.drawer-nav a:hover{background:#EAF7FF;color:var(--brand)}.drawer-note{padding:16px;border-radius:16px;background:#FFF4D6;color:#6a5314;font-size:13px}.site-main{min-height:65vh}.container{width:min(1180px,calc(100% - 40px));margin:0 auto}.section{padding:82px 0}.section.compact{padding:48px 0}.section-soft{background:linear-gradient(180deg,#f0f4ff 0%,#fff 100%)}.section-dark{background:#11182F;color:#EEF2FF}.section-heading{max-width:760px;margin:0 auto 34px;text-align:center}.section-kicker{display:inline-block;color:var(--brand);font-weight:800;font-size:13px;letter-spacing:2px;text-transform:uppercase}.section-heading h2,.inner-copy h2{margin:8px 0 12px;color:var(--title);font-size:clamp(28px,4vw,42px);line-height:1.25}.section-heading p{margin:0;color:var(--muted)}.hero{position:relative;overflow:hidden;padding:86px 0 64px;background:radial-gradient(circle at 82% 16%,rgba(0,212,255,.22),transparent 28%),radial-gradient(circle at 15% 0,rgba(217,79,112,.14),transparent 28%),linear-gradient(135deg,#F7F2FF 0%,#EDF8FF 48%,#F9F4FF 100%)}.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;filter:blur(4px)}.hero:before{width:250px;height:250px;background:rgba(122,92,255,.1);left:-80px;bottom:-90px}.hero:after{width:180px;height:180px;background:rgba(255,200,87,.16);right:5%;top:12%}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:52px}.hero-copy h1{font-size:clamp(46px,7vw,82px);line-height:1.03;margin:0 0 18px;color:var(--title);letter-spacing:-2px}.hero-subtitle{font-size:clamp(24px,3vw,34px);font-weight:800;color:var(--lav);margin:0 0 18px}.hero-copy>p{font-size:17px;color:#4f5974;margin:0 0 28px}.hero-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.text-link{color:var(--brand);font-weight:700;text-decoration:none}.hero-points{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}.hero-points span{padding:8px 13px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:var(--title);box-shadow:0 8px 20px rgba(25,43,91,.08)}.hero-visual{position:relative}.hero-visual img{width:100%;object-fit:contain;filter:drop-shadow(0 28px 40px rgba(45,52,116,.22))}.float-card{position:absolute;background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px 16px;box-shadow:var(--shadow);font-size:13px}.float-card strong{display:block;color:var(--title);font-size:15px}.float-one{left:-6%;bottom:12%}.float-two{right:-2%;top:10%}.feature-strip{margin-top:-24px;position:relative;z-index:2}.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);overflow:hidden}.feature-item{padding:26px}.feature-item+ .feature-item{border-left:1px solid #edf0fa}.feature-item b{display:block;color:var(--title);font-size:18px;margin-bottom:6px}.feature-item p{margin:0;color:var(--muted);font-size:14px}.capsule-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}.capsule{display:inline-flex;align-items:center;gap:8px;padding:10px 15px;border-radius:999px;background:#fff;border:1px solid var(--line);text-decoration:none;color:var(--title);font-size:14px}.capsule em{font-style:normal;color:var(--brand);font-weight:800}.split{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}.split.reverse .inner-copy{order:2}.split.reverse .inner-media{order:1}.inner-copy p{color:var(--muted)}.inner-copy ul{padding-left:20px;color:var(--muted)}.inner-media>img{width:100%;border-radius:28px;object-fit:contain;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.mini-banner-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:14px}.mini-banner-grid img{width:100%;border-radius:18px;object-fit:contain;background:#fff;border:1px solid var(--line);box-shadow:0 12px 28px rgba(25,43,91,.1)}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.card-grid.two{grid-template-columns:repeat(2,1fr)}.card-grid.four{grid-template-columns:repeat(4,1fr)}.card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;padding:24px;overflow:hidden}.card img{width:100%;max-height:260px;object-fit:contain;border-radius:16px;background:#f7f8ff;margin-bottom:18px}.card h3{margin:0 0 8px;color:var(--title);font-size:22px}.card p{margin:0 0 12px;color:var(--muted)}.service-points{display:grid;gap:10px;margin:16px 0}.service-point{padding:12px 14px;border-radius:14px;background:#F5F7FF;color:#4e5870;font-size:14px}.security-band{display:grid;grid-template-columns:1fr 1fr;gap:24px}.security-card{display:grid;grid-template-columns:160px 1fr;gap:20px;align-items:center;background:#11182F;color:#EEF2FF;border-radius:24px;padding:24px;box-shadow:var(--shadow)}.security-card img{width:160px;height:160px;object-fit:contain}.security-card h3{font-size:24px;margin:0 0 8px}.security-card p{color:#c5cee6;margin:0}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:20px;padding:22px}.review-card p{margin:0 0 16px;color:#4f5974}.review-card span{color:var(--brand);font-size:13px;font-weight:700}.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto}.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px 22px}.faq-item h3{margin:0 0 8px;color:var(--title);font-size:18px}.faq-item p{margin:0;color:var(--muted)}.notice{background:linear-gradient(135deg,#FFF4D6,#EFF8FF);border:1px solid rgba(255,200,87,.45);border-radius:24px;padding:30px}.notice h2{margin:0 0 10px;color:var(--title)}.notice p{margin:0;color:#59627a}.inner-hero{padding:72px 0 58px;background:radial-gradient(circle at 80% 10%,rgba(0,212,255,.16),transparent 30%),linear-gradient(135deg,#F7F2FF,#EEF8FF)}.inner-hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center}.breadcrumb{font-size:13px;color:var(--brand);font-weight:700}.inner-hero h1{font-size:clamp(38px,5vw,62px);line-height:1.1;margin:12px 0 16px;color:var(--title)}.inner-hero p{font-size:17px;color:#536078;margin:0 0 24px}.inner-hero img{width:100%;max-height:430px;object-fit:contain;filter:drop-shadow(0 26px 36px rgba(45,52,116,.18))}.detail-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:30px;align-items:start}.article-card{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:32px}.article-card h2{font-size:30px;margin:8px 0 14px;color:var(--title)}.article-card h3{font-size:22px;margin:28px 0 10px;color:var(--title)}.article-card p{color:var(--muted);margin:0 0 16px}.article-card ul{color:var(--muted);padding-left:20px}.side-panel{position:sticky;top:96px;display:grid;gap:18px}.side-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:var(--shadow)}.side-card h3{margin:0 0 10px;color:var(--title)}.side-card p{margin:0 0 14px;color:var(--muted);font-size:14px}.side-links{display:grid;gap:8px}.side-links a{text-decoration:none;color:var(--brand);font-weight:700}.quote{padding:20px;border-left:4px solid var(--brand);background:#F5F7FF;border-radius:0 16px 16px 0;color:#59627a}.site-footer{background:#0B1024;color:#EEF2FF;padding:64px 0 110px}.footer-inner{width:min(1180px,calc(100% - 40px));margin:0 auto}.footer-brand{display:flex;align-items:center;gap:14px;margin-bottom:34px}.footer-brand img{width:52px;height:52px;object-fit:contain}.footer-brand strong{font-size:22px}.footer-brand p{margin:2px 0 0;color:#aab4d2}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding:30px 0;border-top:1px solid rgba(255,255,255,.1);border-bottom:1px solid rgba(255,255,255,.1)}.footer-links h3{font-size:15px;margin:0 0 10px}.footer-links a{display:block;color:#c9d1e8;text-decoration:none;padding:4px 0;font-size:14px}.footer-warning{margin-top:28px;padding:20px;border-radius:18px;background:rgba(255,255,255,.06)}.footer-warning p{margin:4px 0 0;color:#c7cfe5;font-size:14px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:22px;color:#8f9abb;font-size:13px}.mobile-bottom-nav{display:none}
@media(max-width:1024px){.nav-core{display:none}.mobile-menu-toggle{display:flex}.desktop-menu-toggle{display:none}.site-logo{position:absolute;left:50%;transform:translateX(-50%)}.site-logo strong{display:none}.header-inner{padding:0 16px}.header-cta{min-height:40px;padding:0 16px;font-size:13px}.hero-grid,.inner-hero-grid,.split{grid-template-columns:1fr}.hero-copy{text-align:center}.hero-actions,.hero-points{justify-content:center}.hero-visual{max-width:720px;margin:0 auto}.feature-grid{grid-template-columns:repeat(2,1fr)}.feature-item:nth-child(3){border-left:0;border-top:1px solid #edf0fa}.feature-item:nth-child(4){border-top:1px solid #edf0fa}.card-grid,.card-grid.four{grid-template-columns:repeat(2,1fr)}.security-band{grid-template-columns:1fr}.review-grid{grid-template-columns:repeat(2,1fr)}.detail-grid{grid-template-columns:1fr}.side-panel{position:static;grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.container,.footer-inner{width:min(100% - 28px,1180px)}.section{padding:60px 0}.hero{padding:58px 0 44px}.hero-copy h1{font-size:52px}.hero-subtitle{font-size:24px}.float-card{position:static;margin-top:10px}.feature-grid{grid-template-columns:1fr}.feature-item+ .feature-item{border-left:0;border-top:1px solid #edf0fa}.card-grid,.card-grid.two,.card-grid.four,.review-grid{grid-template-columns:1fr}.security-card{grid-template-columns:96px 1fr;padding:18px}.security-card img{width:96px;height:96px}.inner-hero{padding:52px 0 42px}.inner-hero-grid{gap:24px}.article-card{padding:22px}.side-panel{grid-template-columns:1fr}.footer-links{grid-template-columns:repeat(2,1fr)}.footer-bottom{flex-direction:column}.site-footer{padding-bottom:108px}.mobile-bottom-nav{position:fixed;left:12px;right:12px;bottom:10px;z-index:9000;display:grid;grid-template-columns:repeat(4,1fr);background:rgba(11,16,36,.96);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:8px;box-shadow:0 16px 42px rgba(9,15,40,.35);backdrop-filter:blur(12px)}.mobile-bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;color:#EEF2FF;text-decoration:none;font-size:16px;line-height:1.2}.mobile-bottom-nav span{font-size:11px;margin-top:3px}.drawer-nav{grid-template-columns:1fr}.header-actions{margin-left:auto}}