@charset "UTF-8";
:root{--primary:#2980FE;--primary-hover:#276FE8;--primary-ui:#409EFF;--primary-soft:#ECF5FF;--primary-bg:#F0F5FF;--bg-page:#FFF;--bg-soft:#F5F7FA;--bg-soft-blue:#F0F5FF;--bg-lighter:#F7F9FC;--text-strong:#101010;--text-heading:#152946;--text-primary:#303133;--text-secondary:#606266;--text-muted:#909399;--border-light:#EBEEF5;--border-base:#E4E7ED;--border-strong:#DCDFE6;--success:#67C23A;--warning:#E6A23C;--danger:#F56C6C;--gradient:linear-gradient(120deg,#fff,#F0F5FF);--shadow-sm:0 3px 15px rgba(0,0,0,.04);--shadow-md:0 12px 32px rgba(0,0,0,.07);--shadow-lg:0 18px 45px rgba(0,0,0,.09);--radius-sm:8px;--radius-md:12px;--radius-lg:22px;--radius-xl:32px;--radius-pill:999px;--container:1200px;--transition-fast:.18s ease;--transition-base:.35s ease;--font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg-page);color:var(--text-primary);font:400 16px/1.75 var(--font);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;font-synthesis:none;overflow-x:clip}body.drawer-open{overflow:hidden}a{color:inherit;text-decoration:none}a:hover{color:var(--primary)}button{font:inherit;cursor:pointer}img{max-width:100%;height:auto;object-fit:contain}h1,h2,h3,p{margin-top:0}h1,h2,h3{color:var(--text-heading);font-weight:500;line-height:1.22;letter-spacing:.005em}h1{font-size:clamp(36px,5vw,62px)}h2{font-size:clamp(29px,3.3vw,43px)}h3{font-size:clamp(19px,2vw,24px)}p{color:var(--text-secondary)}strong{font-weight:500}small{font-size:13px}.container{width:min(calc(100% - 64px),var(--container));margin-inline:auto}.section{padding-block:clamp(64px,7vw,108px)}.eyebrow,.download-kicker{display:block;letter-spacing:.16em;font-size:12px;font-weight:500;color:var(--primary);margin-bottom:24px;text-transform:uppercase}.section-head{margin-bottom:34px}.section-head h2{max-width:900px}.section-head p{max-width:720px}.text-link{color:var(--primary);font-weight:500;display:inline-block;margin-top:16px}.text-link:hover{transform:translateX(3px)}:focus-visible{outline:3px solid #ffb73f;outline-offset:4px}.skip{position:absolute;left:12px;top:-100px;z-index:300;background:white;padding:8px}.skip:focus{top:12px}
.navbar{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.96);border-bottom:1px solid rgba(228,231,237,.4);transition:background var(--transition-base),border-color var(--transition-base)}.navbar.scrolled{background:rgba(255,255,255,.94);backdrop-filter:blur(15px);border-bottom-color:var(--border-base)}.nav-inner{display:flex;align-items:center;height:78px;gap:35px}.brand{display:flex;align-items:center;gap:9px;flex:none;color:var(--text-heading);font-size:23px;font-weight:500}.brand img{width:39px;height:39px}.desktop-nav{display:flex;align-items:stretch;justify-content:center;gap:12px;flex:1;height:100%}.nav-group{display:flex;align-items:center}.nav-group-button{background:none;border:0;color:var(--text-heading);font-size:14px;font-weight:500;padding:13px 8px}.nav-group-button:hover,.nav-group:focus-within .nav-group-button{color:var(--primary)}.mega{position:absolute;left:50%;top:calc(100% - 1px);width:min(1050px,calc(100vw - 72px));transform:translate(-50%,8px);display:grid;grid-template-columns:26% 1fr;gap:45px;background:#fff;border:1px solid var(--border-base);border-radius:0 0 20px 20px;padding:35px 42px;box-shadow:var(--shadow-md);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s,transform .2s,visibility .2s}.nav-group:hover .mega,.nav-group:focus-within .mega,.nav-group.is-open .mega{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0)}.mega-intro p{font-size:15px}.mega-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.mega-grid a{border-bottom:1px solid var(--border-light);padding:6px 3px 14px}.mega-grid strong{display:block;color:var(--text-heading);font-size:15px}.mega-grid small{display:block;color:var(--text-muted);line-height:1.6;margin-top:5px}.language{white-space:nowrap;font-size:14px;display:flex;gap:8px;align-items:center}.language span{color:var(--border-strong)}.language [aria-current]{color:var(--primary);font-weight:500}.menu-toggle{display:none;border:0;background:none;font-size:26px}.drawer-shade{position:fixed;inset:0;background:rgba(8,29,56,.35);z-index:100}.mobile-drawer{position:fixed;right:0;top:0;height:100dvh;width:min(85vw,360px);background:#fff;z-index:110;transform:translateX(102%);visibility:hidden;display:flex;flex-direction:column;transition:transform .3s,visibility .3s;box-shadow:var(--shadow-lg)}.mobile-drawer.open{transform:translateX(0);visibility:visible}.drawer-head{padding:20px 24px;border-bottom:1px solid var(--border-base);display:flex;justify-content:space-between}.drawer-close{border:0;background:white;font-size:22px}.drawer-scroll{padding:16px 22px;overflow:auto;flex:1}.drawer-scroll>a,.drawer-scroll summary,.drawer-scroll details a{display:block;padding:12px;border-bottom:1px solid var(--border-light)}.drawer-scroll summary{cursor:pointer}.drawer-scroll details a{font-size:14px;padding-left:28px;color:var(--text-secondary)}.drawer-language{border-top:1px solid var(--border-base);padding:18px 24px}.download-jump{position:fixed;right:14px;top:40%;z-index:75;width:80px;height:80px;display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.3;background:rgb(70,139,223);color:#fff;border-radius:10px;box-shadow:var(--shadow-md);font-size:28px;transition:transform var(--transition-fast)}.download-jump span{font-size:13px;font-weight:500;margin-top:4px}.download-jump:hover{color:white;transform:translateX(-3px)}.drawer-open .download-jump{visibility:hidden}
.hero{min-height:625px;display:grid;grid-template-columns:44% 56%;align-items:center;gap:0;padding-top:52px;padding-bottom:32px}.hero-copy{position:relative;z-index:1}.hero h1{font-weight:500;line-height:1.12;margin-bottom:30px}.hero h1 em{font-style:normal;color:var(--primary)}.lead{font-size:17px;max-width:490px;line-height:1.85}.tag-line{display:flex;flex-wrap:wrap;gap:8px;margin-top:25px}.tag-line span{font-size:13px;background:var(--bg-lighter);border:1px solid var(--border-light);border-radius:var(--radius-pill);padding:6px 11px}.hero-stage{position:relative;min-height:560px;display:flex;align-items:center;justify-content:center}.hero-stage>img{max-height:575px;position:relative;z-index:1;filter:drop-shadow(0 13px 24px rgba(30,80,130,.08))}.hero-orb{position:absolute;inset:13% 2% 6% 10%;background:radial-gradient(ellipse,#e5f2ff 0%,#f7fbff 58%,transparent 75%);border-radius:50%}.status-card{position:absolute;z-index:2;display:grid;gap:2px;padding:12px 16px;border:1px solid var(--border-base);background:rgba(255,255,255,.97);box-shadow:var(--shadow-sm);border-radius:10px}.status-card small{color:var(--primary);font-size:10px;letter-spacing:.09em}.status-card strong{font-size:13px}.status-one{left:6%;top:27%}.status-two{right:0;bottom:19%}.preview-mark{position:absolute;z-index:2;bottom:6%;font-size:12px;color:var(--text-muted)}.section-index{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--border-base);border-bottom:1px solid var(--border-base)}.section-index a{padding:19px 12px;border-right:1px solid var(--border-light);font-size:14px}.section-index a:last-child{border:0}.principles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--border-base);border-bottom:1px solid var(--border-base)}.principles>div{padding:26px 22px;border-right:1px solid var(--border-light)}.principles>div:last-child{border:0}.principles small{color:var(--primary)}.principles span{display:block;font-size:22px;margin:13px 0}.principles h3{font-size:17px;margin:0}.workbench{display:grid;grid-template-columns:52% 48%;gap:0;padding:35px;background:var(--primary-bg);border:1px solid #dceafd;border-radius:var(--radius-xl)}.wallet-panel{background:#fff;border:1px solid var(--border-base);box-shadow:var(--shadow-sm);padding:28px 34px;border-radius:18px;min-width:0}.wallet-top{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:14px;margin-bottom:25px}.pill{color:var(--primary);background:var(--primary-soft);border-radius:18px;padding:5px 9px;font-size:11px;white-space:nowrap}.wallet-panel>small{color:var(--text-muted)}.balance{font-size:clamp(32px,4vw,46px);color:var(--text-heading);line-height:1.3}.balance span{font-size:12px;color:var(--text-muted)}.wallet-network{display:flex;gap:8px;justify-content:space-between;font-size:13px;background:var(--bg-lighter);padding:12px;margin:24px 0;border-radius:7px}.token-row{display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--border-light);padding:14px 0}.token-icon{display:grid;place-items:center;width:37px;height:37px;border-radius:11px;background:var(--primary-soft);color:var(--primary)}.token-row>div{flex:1}.token-row strong,.token-row small{display:block;line-height:1.5}.token-row small{color:var(--text-muted)}.token-value{font-variant-numeric:tabular-nums;font-size:15px}.panel-foot{font-size:12px;margin-top:22px;color:var(--text-secondary)}.workbench-visual{padding:32px;align-self:center}.image-pair{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:20px}.image-pair img{width:100%;height:220px}.workbench-visual p{margin-top:20px}.narrative{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:7%}.narrative-image{background:var(--bg-lighter);border-radius:var(--radius-xl);padding:28px}.narrative img{max-height:380px;width:100%}.narrative.reverse>div:first-child{order:2}.narrative.reverse>img{order:1}.check-lines{list-style:none;padding:0;margin:25px 0}.check-lines li{padding:12px 0;border-bottom:1px solid var(--border-base)}.check-lines li:before{content:'✓';color:var(--primary);margin-right:10px}.numbered-story{border-top:1px solid var(--border-base);border-bottom:1px solid var(--border-base)}.story-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.story-grid>div,.story-grid>article{border-top:1px solid var(--border-base);padding:24px 0}.story-grid span{font-size:30px;color:var(--primary);font-weight:400}.story-grid h3{margin-top:20px}.transaction-layout{display:grid;grid-template-columns:1fr 1fr;gap:7%;align-items:center}.transaction-step{display:flex;gap:30px;padding:20px 0;border-bottom:1px solid var(--border-base)}.transaction-step>span{color:var(--primary);font-size:26px}.transaction-step h3{margin-bottom:7px}.transaction-step p{margin-bottom:0}.review-card{padding:36px;background:var(--bg-lighter);border:1px solid var(--border-base);border-radius:var(--radius-lg)}.review-line{display:flex;justify-content:space-between;gap:16px;border-bottom:1px solid var(--border-base);padding:16px 0;flex-wrap:wrap}.review-line small{color:var(--text-muted)}.review-line strong{font-size:14px}.review-note{margin-top:24px;border-radius:8px;background:#fff4e5;padding:13px 15px;font-size:13px}.ecosystem{display:grid;grid-template-columns:44% 56%;border-top:1px solid var(--border-base)}.eco-lead{padding:34px 35px 20px 0}.eco-lead h3{font-size:32px}.eco-links{display:grid;grid-template-columns:1fr 1fr}.eco-links a{padding:22px;border-bottom:1px solid var(--border-base);border-left:1px solid var(--border-base);display:flex;flex-direction:column;justify-content:space-between;min-height:132px}.eco-links span{color:var(--text-muted);font-size:12px}.eco-links strong{font-size:17px}.risk-table{border-top:1px solid var(--border-base)}.risk-header,.risk-row{display:grid;grid-template-columns:1fr 1.15fr 1.25fr;gap:20px;padding:18px 20px;border-bottom:1px solid var(--border-base)}.risk-header{font-size:13px;color:var(--text-muted);background:var(--bg-lighter)}.risk-row span{color:var(--text-secondary)}.journey-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.journey-step{border:1px solid var(--border-base);padding:28px;border-radius:var(--radius-md);min-width:0}.journey-step .step-label{display:flex;justify-content:space-between;color:var(--primary);font-size:22px;margin-bottom:28px}.journey-step h3{font-size:20px}.journey-step p{min-height:76px;font-size:15px}.feature-band{display:grid;grid-template-columns:1fr 1fr;gap:6%;align-items:center;background:var(--bg-lighter);border-radius:var(--radius-xl);padding:48px;margin-bottom:24px}.feature-band.reverse{background:#fff;border:1px solid var(--border-light)}.feature-band.reverse>div{order:2}.feature-band.reverse>img{order:1}.feature-band img{width:100%;max-height:310px}.directory-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--border-base)}.directory-grid>div{padding:30px 28px;border-right:1px solid var(--border-base)}.directory-grid>div:last-child{border:0}.directory-grid a{display:block;font-size:14px;padding:9px 0;border-bottom:1px solid var(--border-light)}.faq-item{border-bottom:1px solid var(--border-base)}.faq-item summary{padding:23px 35px 23px 0;position:relative;font-size:17px;color:var(--text-heading);font-weight:500;cursor:pointer;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:'+';position:absolute;right:8px;font-size:24px;top:16px;color:var(--primary)}.faq-item[open] summary:after{content:'−'}.faq-item p{padding:0 38px 22px 0;max-width:800px;margin:0}.inner-hero{padding-top:clamp(55px,8vw,105px);padding-bottom:45px;border-bottom:1px solid var(--border-base)}.inner-hero h1{max-width:900px;font-size:clamp(34px,4.5vw,56px)}.inner-hero>p{max-width:880px;font-size:17px}.breadcrumbs{font-size:13px;color:var(--text-muted);margin-bottom:32px}.breadcrumbs span{margin-right:10px}.inline-index{display:flex;gap:24px;flex-wrap:wrap;font-size:14px;color:var(--primary)}.notice{padding:25px 32px;border:1px solid var(--border-base);background:var(--bg-lighter);border-radius:var(--radius-md)}.notice.warning{background:#fffaf0;border-color:#f4dfb0}.notice p{margin-bottom:0}.guide-grid,.recovery-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:7%}.guide-step,.recovery-step{display:flex;gap:25px;border-bottom:1px solid var(--border-base);padding:25px 0}.guide-step>span,.recovery-step>span{font-size:24px;color:var(--primary)}.checklist{padding:28px;border:1px solid var(--border-base);border-radius:var(--radius-md);height:fit-content;background:var(--bg-lighter)}.checklist img{max-height:230px;width:100%;margin-top:25px}.checklist li{margin:10px 0}.security-explain{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:25px}.security-explain article{padding:28px;border-top:1px solid var(--border-base);background:var(--bg-lighter)}.security-explain article>span{color:var(--primary);font-size:12px;letter-spacing:.1em}.related{width:min(calc(100% - 64px),var(--container));margin:40px auto 95px;border-top:1px solid var(--border-base);padding-top:25px}.related h2{font-size:28px}.related-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.related-list a{padding:17px;border:1px solid var(--border-base);border-radius:8px}.download-cta{margin-block:60px 100px;text-align:center;padding:clamp(45px,6vw,90px) 20px;background:var(--gradient);border:1px solid #e1edfb;border-radius:var(--radius-xl)}.download-cta h2{max-width:800px;margin-inline:auto}.download-cta p{max-width:660px;margin:0 auto 30px}.download-btn{display:inline-flex;align-items:center;justify-content:center;min-width:230px;min-height:72px;background:#2980FE;color:white;border-radius:11px;font-weight:500;padding:18px 30px;font-size:20px}.download-btn:hover{background:var(--primary-hover);color:white}.footer{background:#02132C;color:#d9e5f3;padding:65px 0 25px}.footer p{color:#9baec3}.footer-top{border-bottom:1px solid rgba(255,255,255,.15);padding-bottom:27px}.footer-brand{max-width:530px}.footer-brand strong{font-size:27px;color:#fff}.footer-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:25px;padding:45px 0}.footer-grid h3{font-size:15px;color:#fff}.footer-grid a{display:block;font-size:13px;color:#9baec3;margin:12px 0}.footer-grid a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.15);padding-top:24px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12px;color:#9baec3}.footer-bottom a{color:#b9cce1}.js-reveal{animation:rise .55s both}@keyframes rise{from{opacity:.6;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:1100px){.desktop-nav{gap:2px}.nav-inner{gap:16px}.brand{font-size:20px}.nav-group-button{padding:10px 5px}.workbench-visual{padding:15px}.hero{min-height:550px}.status-two{right:3%}}
@media(max-width:1024px){.desktop-nav,.desktop-language{display:none}.menu-toggle{display:block;margin-left:auto}.hero-stage{min-height:440px}.hero-stage>img{max-height:470px}.status-card{position:relative;left:auto;right:auto;top:auto;bottom:auto}.hero-stage{flex-wrap:wrap}.hero-stage>img{width:100%}.status-card{margin:5px}.preview-mark{position:relative;bottom:auto}.footer-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:768px){.container,.related{width:min(calc(100% - 36px),var(--container))}.section{padding-block:58px}.nav-inner{height:66px}.hero{display:flex;flex-direction:column;align-items:stretch;padding-top:55px;min-height:0}.hero-copy{padding-right:0}.hero h1{font-size:clamp(34px,9vw,45px)}.hero-stage{margin-top:24px;min-height:0;display:flex;gap:8px;justify-content:center}.hero-stage>img{width:100%;max-height:450px;object-fit:contain}.hero-orb{inset:8% 0 35%}.status-card{position:relative;max-width:45%;flex:1;min-width:0;margin:0;padding:10px;align-self:stretch}.preview-mark{flex-basis:100%;text-align:center;margin-top:8px}.section-index{grid-template-columns:1fr 1fr}.section-index a:nth-child(2){border-right:0}.principles{grid-template-columns:1fr 1fr}.principles>div:nth-child(2){border-right:0}.principles>div:nth-child(-n+2){border-bottom:1px solid var(--border-light)}.workbench,.narrative,.transaction-layout,.ecosystem,.feature-band,.guide-grid,.recovery-grid{grid-template-columns:1fr}.workbench{padding:14px}.wallet-panel{padding:20px}.workbench-visual{padding:18px}.image-pair img{height:160px}.narrative{gap:27px}.narrative.reverse>div:first-child,.feature-band.reverse>div{order:0}.narrative.reverse>img,.feature-band.reverse>img{order:0}.story-grid,.journey-grid,.directory-grid,.related-list{grid-template-columns:1fr 1fr}.ecosystem{gap:20px}.eco-lead{padding:24px 0}.eco-links a:first-child{border-left:0}.feature-band{padding:28px}.risk-header{display:none}.risk-row{grid-template-columns:1fr;gap:5px;padding:20px 12px}.risk-row span:before{content:'• ';color:var(--primary)}.footer-grid{grid-template-columns:repeat(3,1fr)}.download-jump{width:68px;height:68px;right:12px;top:43%;font-size:25px}.download-jump span{font-size:12px}.journey-step{padding:21px}.journey-step p{min-height:0}.related{margin-bottom:60px}.security-explain{grid-template-columns:1fr 1fr}}
@media(max-width:480px){.container,.related{width:calc(100% - 30px)}.hero{padding-top:42px}.hero h1{font-size:clamp(34px,9vw,40px)}.lead{font-size:15px}.tag-line span{font-size:12px}.hero-stage>img{max-height:350px}.status-card{max-width:100%;flex:1 1 100%}.section-index{font-size:12px}.section-index a{padding:13px 8px;font-size:12px}.principles{grid-template-columns:1fr 1fr}.principles>div{padding:18px 8px}.principles h3{font-size:14px}.workbench{padding:10px}.wallet-top{gap:4px}.wallet-top .pill{font-size:10px}.wallet-network{flex-direction:column}.image-pair img{height:110px}.story-grid,.journey-grid,.directory-grid,.related-list,.security-explain{grid-template-columns:1fr}.journey-step{min-height:0}.eco-links{grid-template-columns:1fr}.eco-links a{border-left:0;min-height:80px}.review-card{padding:20px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div{min-width:0}.footer-bottom{display:block}.download-jump{width:64px;height:64px;right:12px}.download-cta{border-radius:18px}.download-btn{width:70%;min-width:0;min-height:64px;font-size:17px}.checklist,.notice{padding:20px}.inner-hero>p{font-size:15px}.related-list a{overflow-wrap:anywhere}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}