:root{--bg:#F5F7FF;--nav:rgba(12,18,40,.94);--title:#131A35;--brand:#5B6CFF;--deep:#16213E;--cyan:#00D4FF;--gold:#FFC857;--rose:#D94F70;--violet:#7A5CFF;--text:#1F2740;--muted:#66708A;--quiet:#9AA4BA;--card:#FFF;--dark:#11182F;--line:rgba(91,108,255,.18);--shadow:0 20px 46px rgba(25,43,91,.14);--radius:24px;--grad: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:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75;overflow-x:hidden}body.drawer-open{overflow:hidden}a{color:inherit}img{display:block;max-width:100%}button{font:inherit}.container{width:min(1180px,calc(100% - 40px));margin:auto}
.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{width:min(1280px,calc(100% - 40px));min-height:72px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:22px}.site-logo{display:inline-flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:900;white-space:nowrap}.site-logo img{width:42px;max-height:44px;object-fit:contain}.site-logo span{font-size:1.08rem;letter-spacing:.04em}.nav-core{display:flex;align-items:center;gap:6px}.nav-core a{color:#EEF2FF;text-decoration:none;border-radius:999px;padding:8px 12px;font-size:.95rem;white-space:nowrap}.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:48px;padding:0 24px;border-radius:999px;background:var(--grad);color:#fff;text-decoration:none;font-weight:900;box-shadow:0 14px 32px rgba(91,108,255,.22);border:0;transition:.22s}.main-btn:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(91,108,255,.3)}.compact-btn{min-height:42px;padding:0 18px;font-size:.92rem}.menu-toggle{width:44px;height:44px;padding:10px;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.08);border-radius:14px;cursor:pointer}.menu-toggle span{display:block;height:2px;margin:5px 0;background:#fff;border-radius:3px}.mobile-menu-toggle{display:none}
.site-drawer{position:fixed;top:0;right:0;z-index:10002;width:min(380px,88vw);height:100dvh;padding:26px;background:#fff;box-shadow:-24px 0 60px rgba(12,18,40,.28);transform:translateX(105%);transition:transform .28s;overflow-y:auto}.site-drawer.open{transform:translateX(0)}.drawer-overlay{position:fixed;inset:0;z-index:10001;background:rgba(7,11,28,.55);opacity:0;visibility:hidden;transition:.25s}.drawer-overlay.show{opacity:1;visibility:visible}.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.drawer-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--title);font-weight:900}.drawer-brand img{width:42px;height:42px;object-fit:contain}.drawer-close{width:42px;height:42px;border:0;border-radius:50%;background:#EEF1FF;color:var(--deep);font-size:1.8rem;cursor:pointer;line-height:1}.drawer-intro{color:var(--muted);margin:22px 0 18px}.drawer-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.drawer-nav a{padding:12px 14px;border-radius:14px;background:#F5F7FF;color:var(--deep);text-decoration:none;font-weight:700}.drawer-nav a:hover{background:#EAF7FF;color:var(--brand)}.drawer-cta{width:100%;margin-top:22px}
.hero-section{position:relative;overflow:hidden;padding:82px 0 64px;background:radial-gradient(circle at 12% 18%,rgba(0,212,255,.22),transparent 26%),radial-gradient(circle at 90% 12%,rgba(217,79,112,.18),transparent 24%),linear-gradient(145deg,#EEF0FF 0%,#F7F5FF 48%,#EAFBFF 100%)}.hero-section:before,.hero-section:after{content:"";position:absolute;border-radius:50%;pointer-events:none}.hero-section:before{width:180px;height:180px;left:-70px;bottom:20px;background:rgba(122,92,255,.12)}.hero-section:after{width:240px;height:240px;right:-90px;top:80px;background:rgba(0,212,255,.12)}.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:54px;align-items:center;position:relative;z-index:1}.eyebrow,.section-kicker{display:inline-flex;color:var(--violet);font-weight:900;letter-spacing:.08em;font-size:.84rem}.hero-copy h1,.inner-hero h1{margin:14px 0 18px;color:var(--title);font-size:clamp(3rem,7vw,5.9rem);line-height:1.02;letter-spacing:-.06em}.hero-subtitle{font-size:clamp(1.25rem,2.3vw,2rem);color:var(--deep);font-weight:900;margin:0 0 18px}.hero-copy>p:not(.hero-subtitle){color:var(--muted);font-size:1.05rem;max-width:680px}.hero-actions{display:flex;align-items:center;gap:18px;margin-top:28px;flex-wrap:wrap}.text-link,.inline-links a{color:var(--brand);font-weight:900;text-decoration:none}.text-link:hover,.inline-links a:hover{text-decoration:underline}.hero-points{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.hero-points span{padding:8px 13px;border-radius:999px;background:rgba(255,255,255,.72);border:1px solid var(--line);color:var(--deep);font-weight:700;font-size:.9rem}.hero-visual{position:relative}.hero-visual img{width:100%;height:auto;object-fit:contain;filter:drop-shadow(0 26px 38px rgba(25,43,91,.18))}.floating-note{position:absolute;background:rgba(255,255,255,.88);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:18px;padding:12px 16px;font-weight:900;color:var(--deep);backdrop-filter:blur(10px)}.note-a{left:-20px;top:12%}.note-b{right:-10px;bottom:10%}
.section-space{padding:82px 0}.soft-section{background:linear-gradient(180deg,rgba(234,247,255,.75),rgba(245,247,255,.3))}.section-heading{max-width:760px;margin-bottom:34px}.section-heading.centered{text-align:center;margin-left:auto;margin-right:auto}h1,h2,h3{color:var(--title)}h2{font-size:clamp(1.8rem,3.5vw,2.8rem);line-height:1.2;margin:10px 0 14px}h3{line-height:1.35}p{margin:0 0 16px}.feature-strip{margin-top:-20px;position:relative;z-index:2}.feature-strip-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:24px;overflow:hidden}.feature-strip article{padding:24px}.feature-strip article+article{border-left:1px solid var(--line)}.feature-strip h2{font-size:1.08rem;margin:0 0 8px}.feature-strip p{color:var(--muted);font-size:.92rem;margin:0}
.pill-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.pill-link{display:block;min-height:132px;padding:18px;border-radius:22px;border:1px solid var(--line);background:#fff;text-decoration:none;box-shadow:0 12px 30px rgba(25,43,91,.08);transition:.2s}.pill-link strong{display:block;color:var(--title);margin-bottom:8px}.pill-link span{color:var(--muted);font-size:.9rem}.pill-link:hover{border-color:rgba(91,108,255,.42);transform:translateY(-2px)}
.split-panel{display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:center}.media-panel,.copy-panel,.prose-card,.side-note,.zone-card,.info-card,.review-card,.faq-card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:var(--radius)}.media-panel{padding:26px;overflow:hidden}.copy-panel{padding:42px}.copy-panel p,.prose-card p{color:var(--muted)}.content-img,.zone-card img,.hero-visual img{max-width:100%;height:auto;object-fit:contain}.two-col{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.four-col{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.zone-card{overflow:hidden}.zone-card img{width:100%;aspect-ratio:16/10;padding:18px;background:linear-gradient(145deg,#F1F2FF,#EFFBFF)}.zone-body{padding:28px}.zone-body p{color:var(--muted)}.service-points{margin:18px 0;padding:0;list-style:none;display:grid;gap:8px}.service-points li{padding-left:22px;position:relative;color:var(--deep)}.service-points li:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--grad);position:absolute;left:0;top:.72em}.info-card{padding:28px}.info-card p{color:var(--muted)}.number-chip{display:inline-grid;place-items:center;min-width:42px;height:42px;padding:0 10px;border-radius:14px;background:#EEF0FF;color:var(--brand);font-weight:900}
.security-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}.security-card{padding:32px;border-radius:26px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.security-card img{width:100%;max-height:300px;object-fit:contain;margin-bottom:20px}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.review-card{padding:26px}.review-card blockquote{margin:0;color:var(--deep);font-size:1.02rem}.reviewer{color:var(--quiet);font-size:.88rem;margin-top:18px}.faq-list{display:grid;gap:14px}details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 20px}summary{cursor:pointer;color:var(--title);font-weight:900}details p{color:var(--muted);margin:12px 0 0}.compliance-banner{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:36px;border-radius:28px;background:linear-gradient(135deg,#11182F 0%,#16213E 65%,#24335F 100%);box-shadow:var(--shadow)}.compliance-banner h2,.compliance-banner p{color:#fff}.compliance-banner p{color:#DDE5FF;max-width:820px;margin:0}
.inner-hero{padding:72px 0;background:radial-gradient(circle at 15% 15%,rgba(0,212,255,.18),transparent 28%),linear-gradient(145deg,#EEF0FF,#F8F7FF 50%,#EAF9FF)}.inner-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}.inner-hero h1{font-size:clamp(2.7rem,6vw,5rem)}.lead{color:var(--muted);font-size:1.08rem;max-width:700px}.inner-hero-media{margin:0;padding:24px;background:rgba(255,255,255,.72);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:28px}.content-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:26px;align-items:stretch}.prose-card,.side-note{padding:36px}.dark-card{background:var(--dark);color:#EEF2FF}.dark-card h2{color:#fff}.dark-card p{color:#CCD5EF}.badge{color:var(--gold);font-weight:900}.check-list{padding-left:20px}.light-list li{margin:9px 0;color:#E6ECFF}.light-link{color:var(--cyan);text-decoration:none;font-weight:900}.inline-links{display:flex;gap:18px;flex-wrap:wrap;margin-top:22px}.review-faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:24px}.featured-review{display:flex;flex-direction:column;justify-content:center;min-height:320px;background:linear-gradient(145deg,#fff,#F1F4FF)}.featured-review blockquote{font-size:1.28rem;line-height:1.8}.faq-card{padding:30px}.mini-faq-list{display:grid;gap:10px;margin:18px 0}
.site-footer{background:#0B1024;color:#EEF2FF;padding:64px 0 30px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:34px}.footer-brand p{color:#B9C3E0;max-width:450px}.footer-grid h2{color:#fff;font-size:1rem;margin:8px 0 16px}.footer-grid>div:not(.footer-brand){display:flex;flex-direction:column;gap:8px}.footer-grid a{color:#C9D2EB;text-decoration:none}.footer-grid a:hover{color:#fff}.footer-bottom{margin-top:40px;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:24px;color:#AAB6D5;font-size:.9rem}.footer-legal{display:flex;gap:16px;white-space:nowrap}.footer-legal a{color:#D8E0F5;text-decoration:none}.mobile-bottom-nav{display:none}
@media(max-width:1050px){.nav-core{display:none}.pill-grid{grid-template-columns:repeat(3,1fr)}.feature-strip-grid{grid-template-columns:repeat(2,1fr)}.feature-strip article:nth-child(3){border-left:0;border-top:1px solid var(--line)}.feature-strip article:nth-child(4){border-top:1px solid var(--line)}.four-col{grid-template-columns:repeat(2,1fr)}.review-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:820px){.header-inner{width:min(100% - 24px,1280px);min-height:64px}.mobile-menu-toggle{display:block}.desktop-menu-toggle{display:none}.header-actions{margin-left:auto}.site-logo{position:absolute;left:50%;transform:translateX(-50%)}.site-logo span{display:none}.site-logo img{width:38px}.compact-btn{min-height:38px;padding:0 13px;font-size:.8rem}.hero-section,.inner-hero{padding:54px 0 44px}.hero-grid,.inner-hero-grid,.split-panel,.content-layout,.review-faq-grid{grid-template-columns:1fr}.hero-copy h1,.inner-hero h1{font-size:clamp(2.8rem,16vw,4.5rem)}.two-col,.three-col,.security-grid{grid-template-columns:1fr}.review-grid{grid-template-columns:1fr}.pill-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-brand{grid-column:1/-1}.footer-bottom{flex-direction:column}.compliance-banner{flex-direction:column;align-items:flex-start}.section-space{padding:62px 0}.mobile-bottom-nav{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:12px;right:12px;bottom:10px;z-index:9998;background:rgba(11,16,36,.94);border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(12px);border-radius:20px;padding:7px;box-shadow:0 16px 40px rgba(11,16,36,.28)}.mobile-bottom-nav a{display:flex;flex-direction:column;align-items:center;color:#EAF0FF;text-decoration:none;font-size:.75rem;padding:4px}.mobile-bottom-nav span{color:var(--cyan);font-size:1.05rem}body{padding-bottom:88px}}
@media(max-width:560px){.container{width:min(100% - 24px,1180px)}.feature-strip{margin-top:0;padding-top:18px}.feature-strip-grid,.four-col,.pill-grid,.footer-grid{grid-template-columns:1fr}.feature-strip article+article,.feature-strip article:nth-child(3),.feature-strip article:nth-child(4){border-left:0;border-top:1px solid var(--line)}.copy-panel,.prose-card,.side-note,.info-card,.faq-card{padding:24px}.zone-body{padding:24px}.site-drawer{width:90vw;padding:20px}.drawer-nav{grid-template-columns:1fr}.floating-note{position:static;display:inline-block;margin:10px 8px 0 0}.hero-actions{align-items:stretch}.hero-actions .main-btn{width:100%}.compliance-banner{padding:26px}}