/* imtoken editorial fintech design system */
:root{--primary:rgb(70,139,223);--primary-50:#f1f7ff;--primary-100:#e1eeff;--primary-200:#c9def8;--primary-500:#468bdf;--primary-600:#3078cd;--primary-700:#235c9e;--gradient:linear-gradient(145deg,#fff,#f1f7ff);--text:#23364e;--muted:#63778d;--border:#dfebf4;--bg:#fff;--pale:#f7f9fc;--success:#2f9273;--warning:#a36f1c;--radius-sm:10px;--radius-md:16px;--radius-lg:22px;--radius-xl:28px;--radius-pill:999px;--shadow-sm:0 5px 20px #203e6210;--shadow-md:0 18px 48px #27456316;--shadow-lg:0 30px 70px #27456318;--content:1200px;--transition-fast:180ms;--transition-base:220ms;--font:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:400 16px/1.78 var(--font);overflow-x:clip}body.menu-open{overflow:hidden}a{color:var(--primary-700);text-decoration:none;transition:color var(--transition-fast),transform var(--transition-fast)}a:hover{color:var(--primary)}button{font:inherit;cursor:pointer}a:focus-visible,button:focus-visible{outline:3px solid #ffbd5a;outline-offset:4px}img{max-width:100%;height:auto;object-fit:contain}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.22;font-weight:550;letter-spacing:-.025em}h1{font-size:clamp(2.2rem,4.2vw,4rem)}h2{font-size:clamp(1.72rem,3vw,2.6rem)}h3{font-size:clamp(1.24rem,2vw,1.68rem)}p{color:var(--muted)}.container{width:min(calc(100% - 44px),var(--content));margin:auto}.section{padding-block:clamp(56px,7.3vw,104px)}.pale{background:var(--pale)}.eyebrow{text-transform:none;font-size:.84rem;letter-spacing:.09em;color:var(--primary-700);font-weight:550}.lede{font-size:clamp(1rem,1.5vw,1.19rem);max-width:770px;line-height:1.85}.subtle{font-size:.88rem}.section-heading{margin-bottom:34px;max-width:840px}.section-heading p{max-width:690px}.skip-link{position:absolute;top:-99px;left:12px;z-index:999;background:#fff;padding:8px}.skip-link:focus{top:12px}.navbar{position:sticky;top:0;z-index:40;border-bottom:1px solid #dce8f26e;background:#fffffff0;backdrop-filter:blur(12px);transition:box-shadow var(--transition-base)}.navbar.scrolled{box-shadow:var(--shadow-sm)}.nav-inner{height:78px;display:flex;align-items:center;gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-size:1.16rem;font-weight:600;white-space:nowrap}.brand img{object-fit:contain}.desktop-nav{display:flex;gap:clamp(13px,1.55vw,24px);align-items:center;margin:auto;font-size:.88rem}.desktop-nav a{color:var(--text);font-weight:500;white-space:nowrap}.desktop-nav a:hover,.desktop-nav a[aria-current]{color:var(--primary)}.lang-switch{display:flex;align-items:center;gap:9px;font-size:.83rem}.lang-switch a{color:var(--muted)}.lang-switch a[aria-current]{color:var(--primary-700);font-weight:600}.menu-toggle{display:none;margin-left:auto;border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff;min-width:48px;min-height:48px}.drawer-overlay{position:fixed;inset:0;z-index:79;background:#1f355367}.drawer-overlay[hidden]{display:none}.mobile-drawer{position:fixed;inset:0 0 0 auto;width:min(84vw,360px);z-index:80;background:#fff;display:flex;flex-direction:column;padding:26px;box-shadow:var(--shadow-lg);transform:translateX(105%);visibility:hidden;transition:transform var(--transition-base),visibility var(--transition-base)}.mobile-drawer.open{transform:translateX(0);visibility:visible}.drawer-close{align-self:flex-end;border:0;background:var(--primary-50);border-radius:10px;font-size:1.7rem;width:48px;height:48px}.mobile-drawer nav{display:flex;flex-direction:column;overflow:auto}.mobile-drawer nav a{padding:12px 0;border-bottom:1px solid var(--border);color:var(--text)}.drawer-langs{margin-top:auto;padding-top:24px}.download-jump{position:fixed;top:42%;right:14px;z-index:60;width:80px;height:80px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;text-align:center;background:var(--primary);color:#fff!important;border-radius:10px;box-shadow:var(--shadow-md);font-weight:550;font-size:13px;line-height:1.35}.download-jump>span:first-child{font-size:28px}.download-jump:hover{transform:translateX(-3px);background:var(--primary-600)}.menu-open .download-jump{z-index:20}.hero{padding-top:clamp(60px,7vw,105px)}.hero-grid{display:grid;grid-template-columns:5fr 7fr;align-items:center;gap:7%}.hero-copy h1{max-width:540px}.hero-copy .lede{max-width:520px}.pills{display:flex;flex-wrap:wrap;gap:8px;margin:27px 0}.pills span{border:1px solid var(--border);border-radius:var(--radius-pill);padding:6px 12px;background:var(--primary-50);font-size:.84rem}.text-link{font-weight:550}.hero-visual{position:relative;min-height:490px;display:grid;place-items:center;isolation:isolate}.hero-glow{position:absolute;width:75%;aspect-ratio:1;background:radial-gradient(circle,#d7eaffb9,#f5faff60 60%,transparent 72%);filter:blur(15px);z-index:-1}.app-stage{width:min(83%,520px)}.app-stage img{width:100%;max-height:450px;object-fit:contain}.floating-status{position:absolute;background:#ffffffeb;border:1px solid var(--border);border-radius:12px;padding:12px 17px;font-size:.82rem;box-shadow:var(--shadow-sm)}.top-status{top:20%;left:0}.bottom-status{right:0;bottom:20%}.visual-caption{position:absolute;bottom:0;font-size:.78rem;color:var(--muted)}.security-strip{border-block:1px solid var(--border);background:#fff}.strip-grid{display:grid;grid-template-columns:repeat(4,1fr)}.strip-grid>div{display:flex;gap:15px;align-items:center;padding:22px 14px;border-right:1px solid var(--border)}.strip-grid>div:last-child{border:0}.strip-grid span{color:var(--primary);font-size:1.3rem}.strip-grid p{margin:0;font-size:.87rem}.layout-showcase{display:grid;grid-template-columns:7fr 5fr;gap:7%;align-items:center}.wallet-panel{background:var(--gradient);border:1px solid var(--border);padding:clamp(20px,3vw,40px);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.panel-top,.panel-bottom{display:flex;gap:14px;align-items:center;justify-content:space-between;font-size:.81rem}.panel-bottom{margin-top:18px;flex-wrap:wrap;color:var(--muted)}.status-dot{color:var(--success)}.balance{font-size:clamp(2rem,4vw,3rem);font-weight:550;line-height:1.3}.token-row{display:flex;align-items:center;gap:14px;border-bottom:1px solid var(--border);padding:13px 0}.token-row>div{flex:1;display:flex;flex-direction:column;line-height:1.5}.token-row small{color:var(--muted)}.token-row>span:last-child{font-variant-numeric:tabular-nums}.coin{display:grid;place-items:center;width:42px;height:42px;background:#deecfa;border-radius:12px;color:var(--primary-700)}.showcase-copy img{max-height:210px;display:block;margin:20px 0}.layout-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.step{background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);padding:27px;min-width:0}.step-no{font-size:1.35rem;color:var(--primary);font-weight:500}.step h3{margin:14px 0 9px}.step p{font-size:.93rem}.step>a{font-size:.9rem}.split-section{display:grid;grid-template-columns:5fr 7fr;align-items:center;gap:8%;margin-block:clamp(40px,6vw,86px)}.split-section.reverse{grid-template-columns:7fr 5fr}.split-section.reverse .split-copy{order:2}.split-section.reverse .image-panel{order:1}.split-copy{max-width:520px}.image-panel{background:#f5f9fe;border:1px solid var(--border);border-radius:var(--radius-lg);padding:clamp(20px,4vw,46px);display:grid;place-items:center;min-height:245px}.image-panel img{max-height:365px}.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:28px}.principles>div{border-top:2px solid var(--primary-200);padding-top:18px}.principles strong{font-size:2.5rem;color:var(--primary);font-weight:450}.principles h3{margin:14px 0 8px}.layout-directory{display:grid;grid-template-columns:4fr 8fr;gap:8%}.directory-list>div{display:flex;align-items:center;gap:32px;padding:14px 0;border-bottom:1px solid var(--border)}.directory-list>div>span{color:var(--primary)}.directory-list a{flex:1;display:flex;justify-content:space-between;gap:15px;color:var(--text);font-weight:500}.directory-list a:hover{transform:translateX(4px);color:var(--primary)}.scenario-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.scenario{background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);padding:25px;display:flex;flex-direction:column}.scenario.wide{grid-column:span 2;display:grid;grid-template-columns:1fr 1fr;column-gap:18px}.scenario.wide .step-no,.scenario.wide h3,.scenario.wide p,.scenario.wide a{grid-column:1}.scenario.wide img{grid-column:2;grid-row:1/5;max-height:240px;align-self:center}.scenario a{margin-top:auto}.scenario p{font-size:.93rem}.risk-head{display:grid;grid-template-columns:7fr 5fr;gap:9%}.risk-table{border-top:1px solid var(--border);margin:22px 0}.risk-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:25px;border-bottom:1px solid var(--border);padding:22px 8px}.risk-row span{color:var(--muted)}.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:8%;align-items:start}.faq-item{border-bottom:1px solid var(--border)}.faq-question{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;padding:19px 3px;text-align:left;color:var(--text);background:transparent;border:0;font-weight:500}.faq-question>span{font-size:1.45rem;color:var(--primary)}.faq-answer{padding:0 5px 18px}.faq-answer p{margin:0}.page-intro h1{font-size:clamp(2.1rem,4vw,3.4rem);max-width:930px}.breadcrumb{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;font-size:.82rem;color:var(--muted)}.guide-columns,.security-layout{display:grid;grid-template-columns:8fr 4fr;gap:6%;align-items:start}.security-layout{grid-template-columns:6fr 6fr}.guide-content>h2:not(:first-child){margin-top:35px}.guide-content p{max-width:820px}.numbered-list>div{display:flex;gap:22px;padding:15px 0;border-bottom:1px solid var(--border)}.numbered-list span{color:var(--primary);font-size:1.2rem}.checklist,.risk-panel{background:var(--primary-50);border:1px solid var(--border);border-radius:var(--radius-md);padding:27px}.checklist img{max-height:220px;margin-top:24px}.checklist p{border-bottom:1px solid var(--border);padding-bottom:9px}.check-row{display:flex;gap:20px;border-bottom:1px solid var(--border);padding:12px 0}.check-row span{color:var(--primary)}.notice{border-left:3px solid #d6a04c;background:#fff8ec;padding:17px 20px;margin-top:25px;color:var(--text);border-radius:8px}.related-links{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}.related-links a{display:inline-block;border:1px solid var(--border);background:#fff;border-radius:12px;padding:11px 15px}.three-columns{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.three-columns article{border-top:1px solid var(--primary-200);padding-top:18px}.download-cta{background:linear-gradient(140deg,#f4f8fe,#e8f2ff)}.download-cta-inner{text-align:center}.download-cta-inner p{max-width:550px;margin:0 auto 24px}.download-btn{display:inline-flex;align-items:center;justify-content:center;min-width:235px;min-height:74px;background:var(--primary);border-radius:12px;color:#fff!important;font-weight:600;font-size:1.1rem;padding:16px 30px;box-shadow:var(--shadow-md)}.download-btn:hover{background:var(--primary-600);transform:translateY(-2px)}.site-footer{border-top:1px solid var(--border);padding:50px 0 22px}.footer-inner{display:grid;grid-template-columns:1fr 2fr;gap:48px}.footer-inner nav{display:grid;grid-template-columns:repeat(3,1fr);gap:9px 24px}.footer-inner nav a{font-size:.89rem}.legal{font-size:.8rem;border-top:1px solid var(--border);padding-top:16px;margin-top:38px;color:var(--muted)}.reveal-ready{opacity:1;transform:none}@media(prefers-reduced-motion:no-preference){.reveal-ready:not(.in-view){opacity:.92;transform:translateY(15px)}.reveal-ready{transition:opacity .55s,transform .55s}.reveal-ready.in-view{opacity:1;transform:none}}@media(max-width:1024px){.desktop-nav{gap:10px;font-size:.8rem}.nav-inner{gap:14px}.hero-grid{gap:2%}.floating-status{font-size:.75rem}.layout-showcase{gap:4%}.container{width:min(calc(100% - 40px),var(--content))}}@media(max-width:850px){.desktop-nav,.desktop-lang{display:none}.menu-toggle{display:block}}@media(max-width:768px){.section{padding-block:clamp(46px,8vw,75px)}.hero-grid,.layout-showcase,.layout-directory,.faq-layout,.guide-columns,.security-layout,.risk-head{grid-template-columns:1fr}.hero-visual{min-height:340px;margin-top:20px}.app-stage img{max-height:320px}.floating-status{position:static;margin:5px;display:inline-block}.hero-visual{display:block;text-align:center}.hero-glow{left:12%;top:10%}.visual-caption{position:static}.strip-grid{grid-template-columns:1fr 1fr}.strip-grid>div:nth-child(2){border-right:0}.layout-steps,.scenario-grid,.three-columns{grid-template-columns:1fr 1fr}.split-section,.split-section.reverse{grid-template-columns:1fr;gap:20px}.split-section.reverse .split-copy,.split-section.reverse .image-panel{order:initial}.principles{gap:18px}.footer-inner{grid-template-columns:1fr}.download-jump{width:68px;height:68px;right:12px;top:45%;font-size:11px}.download-jump>span:first-child{font-size:24px}.page-intro{padding-right:24px}.wallet-panel{max-width:620px}.faq-layout{gap:24px}}@media(max-width:480px){.container{width:calc(100% - 36px)}.nav-inner{height:68px}.hero h1{font-size:clamp(2rem,10vw,2.5rem)}.layout-steps,.scenario-grid,.three-columns,.principles{grid-template-columns:1fr}.scenario.wide{grid-column:span 1;display:flex}.scenario.wide img{max-height:180px}.strip-grid{grid-template-columns:1fr 1fr}.strip-grid>div{padding:13px 5px;gap:6px;align-items:flex-start;flex-direction:column}.strip-grid p{font-size:.78rem}.wallet-panel{padding:17px}.panel-top,.panel-bottom{font-size:.72rem}.token-row{gap:9px}.risk-row{grid-template-columns:1fr;gap:3px;padding:17px 4px}.risk-row span{font-size:.88rem}.download-btn{min-width:70%;min-height:60px}.download-jump{top:auto;bottom:90px;right:12px}.footer-inner nav{grid-template-columns:1fr 1fr}.pills span{font-size:.75rem}.section-heading{margin-bottom:20px}.guide-content h2{margin-bottom:14px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}