:root{--primary:rgb(70,139,223);--primary-50:#f0f6ff;--primary-100:#e5effd;--primary-200:#cadffc;--primary-500:rgb(70,139,223);--primary-600:#3278cb;--primary-700:#225ba3;--gradient:linear-gradient(130deg,#f5f9ff,#eaf3ff);--text:#20324c;--muted:#677991;--border:#e2eaf3;--bg:#fff;--soft:#f7f9fc;--success:#278369;--warning:#b17a28;--shadow-sm:0 4px 16px rgba(36,75,124,.05);--shadow-md:0 16px 44px rgba(36,75,124,.08);--shadow-lg:0 28px 70px rgba(36,75,124,.12);--radius-sm:10px;--radius-md:16px;--radius-lg:22px;--radius-xl:28px;--radius-pill:999px;--content:1200px;--transition-fast:180ms ease;--transition-base:240ms ease;--font:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,"PingFang SC","Microsoft YaHei",sans-serif}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;color:var(--text);font:400 16px/1.8 var(--font);background:var(--bg);overflow-x:hidden}body.drawer-open{overflow:hidden}img{max-width:100%;height:auto;object-fit:contain}a{color:inherit;text-decoration:none}a:hover{color:var(--primary-700)}button{font:inherit;cursor:pointer}button,a,summary{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--primary);outline-offset:4px}h1,h2,h3,p,figure{margin-top:0}h1,h2,h3{line-height:1.21;letter-spacing:-.025em;font-weight:550}h1{font-size:clamp(36px,4.6vw,64px)}h2{font-size:clamp(28px,3.15vw,42px)}h3{font-size:clamp(19px,1.6vw,24px)}p{color:var(--muted)}.container{width:min(calc(100% - 48px),var(--content));margin-inline:auto}.section{padding-block:clamp(64px,7vw,108px)}.section-tint{background:var(--soft)}.eyebrow{font-size:12px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--primary-700);margin-bottom:20px}.lead{font-size:clamp(17px,1.55vw,19px);line-height:1.85;max-width:760px}.section-heading{max-width:860px;margin-bottom:36px}.section-heading p:not(.eyebrow){max-width:760px}.text-link{display:inline-block;color:var(--primary-700);font-weight:500;border-bottom:1px solid var(--primary-200);padding-block:6px;transition:transform var(--transition-fast)}.text-link:hover{transform:translateX(3px)}.skip-link{position:absolute;top:-60px;left:10px;background:#fff;z-index:999;padding:8px}.skip-link:focus{top:10px}
.navbar{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.9);border-bottom:1px solid rgba(226,234,243,.8);backdrop-filter:blur(16px);transition:box-shadow var(--transition-fast)}.navbar.scrolled{box-shadow:var(--shadow-sm)}.nav-inner{height:82px;display:flex;align-items:center;gap:32px}.brand{display:inline-flex;align-items:center;gap:10px;font-size:22px;font-weight:650;letter-spacing:-.04em;flex-shrink:0}.brand img{object-fit:contain}.brand-accent{color:var(--primary)}.desktop-nav{display:flex;justify-content:center;align-items:center;flex:1;gap:clamp(12px,1.9vw,28px)}.desktop-nav a{font-size:13px;font-weight:500;color:#40536d;white-space:nowrap}.desktop-nav a:hover,.desktop-nav a[aria-current=page]{color:var(--primary-700)}.lang-switch{display:flex;align-items:center;gap:10px;font-size:13px;color:#97a5b5}.lang-switch a.active{color:var(--primary-700);font-weight:600}.menu-toggle{display:none;border:0;background:transparent;width:46px;height:46px;padding:10px;flex-direction:column;justify-content:center;gap:5px}.menu-toggle span{height:2px;width:100%;background:var(--text);border-radius:4px}.drawer-overlay{position:fixed;inset:0;background:rgba(18,33,54,.35);z-index:85;opacity:0;visibility:hidden;transition:opacity .24s,visibility .24s}.mobile-drawer{position:fixed;right:0;top:0;width:min(85vw,360px);height:100dvh;background:#fff;z-index:90;transform:translateX(102%);transition:transform .26s;display:flex;flex-direction:column;padding:22px;box-shadow:var(--shadow-lg)}.drawer-open .drawer-overlay{visibility:visible;opacity:1}.drawer-open .mobile-drawer{transform:translateX(0)}.drawer-open .download-jump{visibility:hidden}.drawer-head{display:flex;justify-content:space-between;align-items:center;font-size:22px}.drawer-close{font-size:28px;border:0;background:var(--soft);width:44px;height:44px;border-radius:10px}.drawer-links{margin-top:18px;overflow-y:auto}.drawer-links a{display:flex;justify-content:space-between;padding:12px 4px;border-bottom:1px solid var(--border);font-weight:500}.drawer-lang{margin-top:auto;border-top:1px solid var(--border);padding-top:22px;justify-content:center;font-size:16px}.download-jump{position:fixed;right:14px;top:42%;width:80px;height:80px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;background:var(--primary);color:white;box-shadow:var(--shadow-md);border-radius:10px;z-index:65;font-size:14px;font-weight:600;line-height:1.4;transition:transform var(--transition-fast)}.download-jump span:first-child{font-size:25px}.download-jump:hover{transform:translateX(-3px);color:#fff}.cta-section{padding:clamp(76px,8vw,112px) 0;background:var(--gradient)}.cta-content{text-align:center;display:flex;align-items:center;flex-direction:column}.cta-content h2{max-width:800px}.cta-content p{max-width:680px}.download-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:#fff;border-radius:12px;min-width:234px;min-height:78px;padding:18px 32px;font-size:21px;font-weight:550;margin-top:22px;box-shadow:var(--shadow-md);transition:background var(--transition-fast),transform var(--transition-fast)}.download-btn:hover{background:var(--primary-700);color:#fff;transform:translateY(-2px)}
.hero{padding-top:clamp(60px,7vw,110px);padding-bottom:64px}.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:3%;align-items:center;min-height:560px}.hero-copy h1{max-width:560px}.hero-copy .lead{max-width:510px}.hero-pills{display:flex;gap:10px;flex-wrap:wrap;margin:28px 0}.hero-pills span{font-size:13px;border:1px solid var(--border);border-radius:var(--radius-pill);padding:7px 13px;color:#486078;background:#fff}.hero-stage{min-height:550px;position:relative;display:flex;align-items:center;justify-content:center}.hero-orb{position:absolute;inset:9% 5%;border-radius:50%;background:radial-gradient(circle,#e9f3ff 0%,#f7faff 54%,transparent 73%);filter:blur(12px)}.hero-app{position:absolute;left:0;top:7%;width:58%;max-height:520px;display:flex;align-items:center}.hero-app img{max-height:510px;width:100%}.wallet-mock{position:relative;margin-left:auto;width:54%;min-width:255px;max-width:350px;background:white;border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow-lg);padding:25px;z-index:2}.wallet-mock small,.wallet-mock strong,.summary-balance>*{display:block}.wallet-mock strong{font-size:31px;font-weight:600;margin:7px 0 18px}.preview-label{font-size:10px;color:var(--primary-700);display:block;letter-spacing:.05em;margin-bottom:20px}.token-row{display:flex;justify-content:space-between;border-top:1px solid var(--border);padding:12px 0;font-size:14px}.floating-status{position:absolute;z-index:3;box-shadow:var(--shadow-sm);border:1px solid var(--border);background:white;border-radius:12px;padding:9px 13px;font-size:12px}.status-one{top:11%;right:5%}.status-two{bottom:6%;left:16%}.security-strip{border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.strip-grid{display:grid;grid-template-columns:repeat(4,1fr)}.strip-grid>div{display:flex;align-items:center;gap:13px;padding:24px 12px;border-right:1px solid var(--border);font-size:13px}.strip-grid>div:last-child{border:0}.strip-grid b{color:var(--primary);font-size:19px;font-weight:500}
.showcase-grid{display:grid;grid-template-columns:7fr 5fr;align-items:center;gap:7%}.showcase-panel{background:linear-gradient(150deg,#f6faff,#fff);border:1px solid var(--border);padding:clamp(24px,4vw,45px);border-radius:24px;box-shadow:var(--shadow-sm)}.panel-heading{display:flex;justify-content:space-between;gap:14px;align-items:center;font-weight:500}.panel-heading small{font-size:12px;color:var(--muted)}.summary-balance{padding:27px 0}.summary-balance strong{font-size:37px;font-weight:550;color:var(--text)}.summary-balance small{color:var(--muted)}.asset-display{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--border);padding:14px 0}.asset-display div{display:flex;gap:15px;align-items:center}.asset-display span{color:var(--muted);font-size:13px}.mini-state{background:#eaf8f4;color:#22765e;padding:12px;border-radius:10px;font-size:13px;margin-top:14px}.showcase-copy .inline-illustration{max-height:220px;margin:20px 0}.inline-illustration img{max-height:220px}.steps-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.step-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);padding:26px;display:flex;flex-direction:column;min-height:280px}.step-num{font-size:32px;letter-spacing:-.08em;color:var(--primary);font-weight:500}.step-card h3{font-size:20px;margin:15px 0 10px}.step-card p{font-size:14px;flex:1}.step-card a{color:var(--primary-700);font-size:14px;font-weight:500}.split-section{display:grid;grid-template-columns:5fr 7fr;align-items:center;gap:7%}.split-section.reverse{grid-template-columns:7fr 5fr}.split-section.reverse .split-image{order:-1}.split-copy p{max-width:570px}.split-image{background:var(--soft);border:1px solid var(--border);border-radius:24px;min-height:300px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:28px}.split-image img{max-height:420px;width:100%}.split-image figcaption{font-size:11px;color:var(--muted);text-align:center;margin-top:12px}.check-list{list-style:none;margin:22px 0;padding:0}.check-list li{position:relative;padding:9px 0 9px 27px;border-bottom:1px solid var(--border);color:#415671}.check-list li:before{content:'✓';color:var(--success);position:absolute;left:0}.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}.principles article{border-top:2px solid var(--primary-200);padding:20px 0}.principles article>span{font-size:48px;line-height:1.2;color:var(--primary);font-weight:450}.principles h3{margin:14px 0}.directory-grid{display:grid;grid-template-columns:4fr 8fr;gap:8%}.directory-list a{display:grid;grid-template-columns:45px 1fr 25px;gap:12px;padding:15px 0;border-bottom:1px solid #d9e4f1;align-items:center;transition:transform var(--transition-fast)}.directory-list a:hover{transform:translateX(4px)}.directory-list small{color:var(--primary)}.directory-list strong{font-weight:500}.directory-list span{text-align:right;color:var(--primary)}.scenario-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:18px}.scenario{position:relative;display:flex;flex-direction:column;min-height:230px;padding:25px;border:1px solid var(--border);border-radius:18px;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.scenario:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}.scenario-large{grid-row:span 2;background:var(--primary-50)}.scenario h3{font-size:21px}.scenario p{font-size:14px}.scenario img{max-height:180px;margin:auto auto 0}.scenario-arrow{margin-top:auto;color:var(--primary);text-align:right}.risk-table{border-top:1px solid var(--border)}.risk-header,.risk-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;padding:18px 24px;border-bottom:1px solid var(--border)}.risk-header{color:var(--primary-700)}.risk-row{font-size:14px}.faq-preview-grid{display:grid;grid-template-columns:4fr 8fr;gap:8%}.faq-item{border-bottom:1px solid var(--border)}.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 3px;font-weight:500}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary span{color:var(--primary);font-size:22px;transition:transform var(--transition-fast)}.faq-item[open] summary span{transform:rotate(45deg)}.faq-answer{padding:0 28px 12px 3px}.faq-answer p{margin:0;font-size:15px}.inner-hero{background:linear-gradient(105deg,#f6faff,#fff);padding-bottom:68px}.inner-hero h1{font-size:clamp(38px,4vw,54px);max-width:990px}.inner-hero .lead{margin-bottom:0}.breadcrumb{display:flex;flex-wrap:wrap;gap:12px;color:var(--muted);font-size:13px;margin-bottom:35px}.breadcrumb a{color:var(--primary-700)}.guide-layout{display:grid;grid-template-columns:8fr 4fr;gap:8%}.guide-steps{border-top:1px solid var(--border)}.guide-step{display:grid;grid-template-columns:65px 1fr;gap:14px;padding:27px 0;border-bottom:1px solid var(--border)}.guide-step>span{font-size:30px;color:var(--primary);line-height:1}.guide-step h3{font-size:19px;margin-bottom:7px}.guide-step p{font-size:14px;margin:0}.aside-panel{background:var(--primary-50);padding:26px;border:1px solid var(--border);border-radius:var(--radius-md)}.aside-panel h2{font-size:23px}.aside-panel>a{display:block;padding:12px 0;border-bottom:1px solid var(--border);font-size:14px;color:var(--primary-700)}.notice{margin-top:22px;padding:17px 20px;background:#fffaf0;color:#78592b;border-left:3px solid #dbac64;border-radius:8px;font-size:14px}.action-grid{display:grid;grid-template-columns:1fr 1fr;gap:8%}.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 26px}.related-grid a{padding:18px 0;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;gap:12px}.related-grid span{color:var(--primary)}.faq-layout{display:grid;grid-template-columns:8fr 4fr;gap:8%}.site-footer{background:#f8fafc;border-top:1px solid var(--border);padding:72px 0 24px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:7%}.footer-brand{font-size:26px;font-weight:600;color:var(--primary)}.footer-grid p{max-width:340px}.footer-grid strong{font-weight:600;display:block;margin-bottom:14px}.footer-grid a:not(.footer-brand){display:block;font-size:13px;color:var(--muted);padding:5px 0}.footer-bottom{border-top:1px solid var(--border);margin-top:50px;padding-top:22px;display:flex;justify-content:space-between;gap:15px;color:var(--muted);font-size:12px}.reveal{transition:opacity .55s,transform .55s}.js-motion .reveal:not(.visible){opacity:0;transform:translateY(16px)}
@media(max-width:1200px){.desktop-nav{gap:12px}.nav-inner{gap:17px}.desktop-nav a{font-size:12px}}
@media(max-width:1024px){.desktop-nav,.desktop-lang{display:none}.menu-toggle{display:flex;margin-left:auto}.hero-grid{grid-template-columns:1fr 1fr}.hero-stage{min-height:480px}.wallet-mock{min-width:225px;padding:19px}.hero-app{width:63%}.showcase-grid,.split-section,.split-section.reverse{gap:4%}.strip-grid{grid-template-columns:repeat(2,1fr)}.strip-grid>div:nth-child(2){border-right:0}.strip-grid>div:nth-child(-n+2){border-bottom:1px solid var(--border)}}
@media(max-width:768px){.container{width:min(calc(100% - 40px),var(--content))}.section{padding-block:clamp(54px,7vw,70px)}.nav-inner{height:70px}.hero-grid,.showcase-grid,.split-section,.split-section.reverse,.directory-grid,.faq-preview-grid,.guide-layout,.faq-layout,.action-grid{grid-template-columns:1fr;gap:30px}.split-section.reverse .split-image{order:0}.hero{padding-top:50px}.hero-stage{min-height:470px;max-width:590px;width:100%;margin:auto}.wallet-mock{width:53%}.step-card{min-height:0}.steps-grid{grid-template-columns:repeat(2,1fr)}.principles{grid-template-columns:1fr;gap:10px}.scenario-grid{grid-template-columns:1fr 1fr}.scenario-large{grid-row:span 1;grid-column:span 2}.faq-preview-grid{gap:10px}.download-jump{width:70px;height:70px;right:12px;top:47%;font-size:12px}.download-jump span:first-child{font-size:22px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:span 2}.guide-aside{grid-row:1}.split-image{min-height:250px}.split-image img{max-height:300px}}
@media(max-width:480px){.container{width:calc(100% - 36px)}h1{font-size:clamp(34px,9vw,40px)}h2{font-size:clamp(26px,7vw,32px)}.brand{font-size:20px}.hero-stage{min-height:410px}.hero-app{width:59%;top:5%;left:0}.wallet-mock{min-width:0;width:58%;padding:13px;border-radius:16px;margin-right:0}.wallet-mock strong{font-size:21px;margin:4px 0 12px}.wallet-mock small,.token-row{font-size:11px}.preview-label{font-size:8px;margin-bottom:10px}.floating-status{position:relative;top:auto;left:auto;right:auto;bottom:auto;margin:0 5px;font-size:10px;padding:6px;align-self:flex-end}.status-one{margin-top:auto}.status-two{margin-bottom:0}.hero-stage{align-items:center;flex-wrap:wrap;align-content:center}.hero-app{position:absolute}.wallet-mock{z-index:2}.strip-grid{grid-template-columns:1fr 1fr}.strip-grid>div{flex-wrap:wrap;gap:3px;padding:15px 8px;font-size:12px}.strip-grid>div:nth-child(odd){border-right:1px solid var(--border)}.steps-grid,.scenario-grid,.related-grid{grid-template-columns:1fr}.scenario-large{grid-column:auto}.step-card{padding:21px}.risk-header{display:none}.risk-row{grid-template-columns:1fr;gap:8px;padding:20px 12px}.risk-row span:first-child{font-weight:600}.risk-row span:nth-child(2):before{content:'✓ ';color:var(--success)}.risk-row span:nth-child(3):before{content:'→ ';color:var(--primary)}.guide-step{grid-template-columns:48px 1fr;gap:10px}.guide-step>span{font-size:24px}.footer-grid{grid-template-columns:1fr;gap:25px}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{flex-direction:column}.download-btn{min-width:70%;min-height:66px;font-size:19px}.cta-content{padding-inline:26px}.download-jump{width:66px;height:66px;right:12px;top:65%;font-size:11px}.download-jump span:first-child{font-size:20px}.floating-status{max-width:45%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}.js-motion .reveal:not(.visible){opacity:1;transform:none}}