:root{--gold:#F0B90B;--ink:#EAECEF;--dark:#1E2329;--muted:#8A94A0;--line:#2B3139;--soft:#181A20;--radius:18px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;color:var(--ink);font:15px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}svg{display:block;flex-shrink:0}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.35}h1{font-size:52px;letter-spacing:-1.8px;font-weight:750}h2{font-size:34px;letter-spacing:-1px;font-weight:750}h3{font-size:20px}p{color:var(--muted)}.wrap{width:min(1200px,calc(100% - 80px));margin:auto}.icon{width:22px;height:22px}.skip{position:fixed;top:-100px;left:15px;z-index:1000;background:var(--gold);padding:10px}.skip:focus{top:10px}a,button,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #b18a00;outline-offset:5px}.header{position:sticky;top:0;z-index:100;background:#ffffffed;border-bottom:1px solid #e6e8eb;backdrop-filter:blur(18px)}.nav-row{display:flex;align-items:center;height:84px;gap:32px}.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;color:#ba8c00}.brand>svg{width:32px;height:32px}.brand>span{font-size:22px;font-weight:800;letter-spacing:1.1px;line-height:1.2}.brand small{display:block;font-size:10px;letter-spacing:2.6px;font-weight:500;margin-top:5px;color:#6a7078}.header nav{display:flex;gap:25px;margin-left:auto;align-items:center}.header nav a{font-size:14px;color:#4b525c;white-space:nowrap}.header nav a:hover{color:#9b7500}.nav-actions{display:flex;gap:20px;align-items:center}.login{display:flex;gap:6px;align-items:center;font-size:14px}.login svg{width:16px;height:16px}.btn{display:inline-flex;min-height:52px;padding:13px 25px;align-items:center;justify-content:center;gap:18px;font-size:15px;font-weight:650;line-height:1.5;border:1px solid var(--gold);border-radius:8px;background:var(--gold);color:var(--ink);transition:transform .2s,background .2s,box-shadow .2s;white-space:nowrap}.btn:hover{background:#f8ca37;transform:translateY(-2px);box-shadow:0 8px 20px #d6aa1225}.btn svg{width:18px;height:18px}.btn.small{min-height:40px;padding:9px 16px;gap:10px;font-size:14px}.btn-secondary{background:transparent;border-color:#b9bdc4}.btn-secondary:hover{background:#fff8dd;box-shadow:none}.menu-toggle{display:none;padding:8px;border:0;border-radius:6px;background:var(--soft);color:var(--ink)}.hero{padding:82px 0 70px;background:radial-gradient(ellipse at 87% 26%,#f9ebbd88,transparent 55%),linear-gradient(140deg,#fffdf6,#fbfbf9);overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.08fr 1fr;gap:62px;align-items:center}.hero-kicker{font-size:12px;font-weight:650;letter-spacing:1.5px;display:flex;align-items:center;gap:9px;margin-bottom:23px;color:#5e6268}.hero-kicker>span{width:7px;height:7px;background:var(--gold);border-radius:50%}h1>span{color:#a77e00}.hero-lead{font-size:16px;line-height:1.9;margin:24px 0 29px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.trust{display:flex;align-items:center;gap:9px;margin-top:17px;color:#747a83;font-size:11px}.trust svg{width:15px;height:15px;color:#9c7c10}.trust i{width:3px;height:3px;background:#bfc1c3;border-radius:50%}.hero-facts{margin-top:39px;border-top:1px solid #deded7;display:grid;grid-template-columns:repeat(3,1fr);padding-top:23px;gap:12px}.hero-facts b{display:block;font-size:18px;font-weight:650}.hero-facts span{display:block;font-size:11px;color:#81858b;margin-top:4px}.independent{font-size:11px;margin-top:22px;color:#848a92}.hero-art{position:relative;background:var(--ink);color:#eaecef;border:1px solid #373a3e;border-radius:21px;padding:22px 23px 20px;box-shadow:0 25px 50px -25px #171b1f70;transform:rotate(-1.5deg);margin-bottom:25px}.art-top{display:flex;justify-content:space-between;font-size:11px;color:#b7bdc6;margin-bottom:21px;letter-spacing:1px}.art-top>span:first-child{display:flex;gap:7px;align-items:center;color:#eaecef}.status-dot{width:5px;height:5px;background:var(--gold);border-radius:50%}.terminal{padding:21px;background:#181c22;border:1px solid #2b3038;border-radius:12px}.terminal-title{display:flex;align-items:center;gap:11px}.terminal-title b{font-size:19px}.terminal-title b span{font-weight:400;color:#848e9c;font-size:14px}.terminal-title small{display:block;font-size:10px;color:#848e9c;margin-top:3px}.terminal-icon{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;color:var(--gold);background:#f0b90b15}.outline-tag{margin-left:auto;font-size:10px;border:1px solid #615225;color:#e5c55c;padding:1px 8px;border-radius:4px}.terminal-tabs{display:flex;gap:24px;font-size:10px;color:#848e9c;margin-top:25px;border-bottom:1px solid #2b3038}.terminal-tabs span{padding-bottom:9px}.terminal-tabs .selected{border-bottom:2px solid var(--gold);color:var(--gold)}.large-chart{margin-top:19px}.large-chart svg{width:100%;height:auto}.chart-caption{display:flex;justify-content:space-between;font-size:9px;color:#848e9c;margin:7px 0 18px}.terminal-assets{display:grid;grid-template-columns:1fr 1fr 1fr 1fr;align-items:center;gap:10px;border-top:1px solid #2b3038;padding-top:14px;font-size:12px}.terminal-assets small{display:block;color:#848e9c;font-size:9px}.spark{width:120px;height:46px;color:#ab8313;max-width:100%}.terminal-assets .spark{width:66px;height:30px;color:#c9ac55}.art-bottom{display:flex;justify-content:space-between;align-items:center;font-size:10px;margin-top:19px;color:#9da5b0}.art-bottom span,.art-bottom b{display:flex;align-items:center;gap:5px}.art-bottom svg{width:14px;height:14px}.art-bottom b{font-weight:500;color:#ddd}.floating-note{display:flex;align-items:center;gap:12px;background:white;color:var(--ink);border:1px solid #eae8dd;border-radius:10px;position:absolute;left:27px;bottom:-35px;right:27px;padding:15px 18px;box-shadow:0 12px 28px #11111112;transform:rotate(1.5deg)}.floating-note>.icon:first-child{color:#a2810e}.floating-note b{display:block;font-size:12px}.floating-note span{display:block;font-size:10px;color:#848991}.floating-note>.icon:last-child{margin-left:auto;color:#439274;width:18px}.quick-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.quick-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;align-items:center;padding-top:21px;padding-bottom:21px;gap:22px;font-size:12px}.quick-grid>span{display:flex;align-items:center;gap:9px;color:#747b84}.quick-grid b{color:var(--ink);font-weight:650}.quick-grid a{display:flex;align-items:center;justify-content:space-between;border-left:1px solid var(--line);padding-left:22px}.quick-grid svg{width:16px;height:16px}.quick-grid a:hover{color:#9a7400}.section{padding:88px 0}.section-head{display:flex;gap:60px;align-items:flex-end;justify-content:space-between;margin-bottom:38px}.eyebrow{display:block;font-size:11px;letter-spacing:1.7px;font-weight:650;color:#897322;margin-bottom:15px}.section-head p{max-width:340px;font-size:14px}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:19px}.feature-card{padding:26px 27px 23px;border:1px solid var(--line);border-radius:var(--radius);transition:transform .2s,border-color .2s,box-shadow .2s;background:#fff}.feature-card:hover{transform:translateY(-5px);border-color:#ddc470;box-shadow:0 12px 26px #0b0e1108}.card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:23px}.icon-box{width:43px;height:43px;border:1px solid #f2e6b5;border-radius:12px;background:#fffae9;color:#9a7500;display:grid;place-items:center}.icon-box svg{width:24px;height:24px}.card-index{font-size:11px;font-weight:600;color:#c1c4c8}.feature-card h3{font-size:19px;margin-bottom:8px}.feature-card strong{display:block;font-size:13px;font-weight:500;color:#515965}.feature-card p{font-size:14px;margin-top:12px;line-height:1.85}.card-tag{display:block;margin-top:23px;font-size:10px;letter-spacing:1px;color:#8b9199;border-top:1px solid #f0f1f3;padding-top:13px}.soft{background:var(--soft);border-block:1px solid #eef0f2}.market-layout{display:grid;grid-template-columns: .8fr 1.4fr;gap:70px;align-items:center}.market-copy>p{margin:21px 0 26px;font-size:14px}.market-note{display:flex;gap:12px;border-top:1px solid #dedfe3;padding-top:24px;margin-bottom:22px}.market-note>svg{color:#a5821b}.market-note p{font-size:12px}.market-note b{display:inline-block;color:var(--ink);font-size:14px;margin-bottom:6px}.fine{font-size:10px;color:#838a94}.market-table{background:white;border:1px solid var(--line);border-radius:16px;padding:5px 26px}.table-head,.market-row{display:grid;grid-template-columns:1.35fr .85fr 1fr 1fr;gap:15px;align-items:center}.table-head{font-size:10px;color:#90959d;padding:17px 0}.table-head span:last-child{text-align:right}.market-row{border-top:1px solid #eff0f2;padding:17px 0}.asset{display:flex;gap:11px;align-items:center}.asset b{font-size:14px}.asset em{font-size:10px;font-style:normal;color:#9298a0;font-weight:400}.asset small{display:block;font-size:10px;color:#9298a0}.coin{display:grid;place-items:center;width:33px;height:33px;flex-shrink:0;border-radius:50%;color:#ad7b13;background:#fcf3dc}.coin svg{width:18px;height:18px}.coin-eth{background:#eef0f9;color:#797eaa}.coin-sol{background:#edf7f2;color:#55957c}.coin-xrp{background:#edf0f2;color:#5b6571}.category{font-size:10px;color:#727b86}.market-link{display:flex;justify-content:flex-end;align-items:center;gap:6px;font-size:10px;white-space:nowrap}.market-link:hover{color:#947300}.market-link svg{width:14px;height:14px}.table-foot{border-top:1px solid var(--line);padding:14px 0;color:#9399a1;font-size:10px}.security{background:var(--ink);color:#eaecef;position:relative;overflow:hidden}.security-grid{display:grid;grid-template-columns:1fr 1fr;gap:110px;align-items:center}.security .eyebrow{color:#d8b74c}.security h2{font-size:36px;line-height:1.45}.security-copy>p{font-size:14px;margin-top:20px;color:#9ba3ae}.shield-art{position:relative;width:240px;height:210px;display:flex;align-items:center;justify-content:center;margin:18px 0 7px 50px}.shield-art>.icon{width:87px;height:87px;color:var(--gold);stroke-width:.8;filter:drop-shadow(0 0 22px #f0b90b50)}.orbit{position:absolute;border:1px solid #f0b90b23;width:160px;height:160px;transform:rotate(45deg);border-radius:35px}.orbit.two{width:205px;height:205px;border-color:#ffffff08;border-radius:45px}.shield-caption{position:absolute;bottom:8px;letter-spacing:2px;font-size:8px;color:#777d86}.text-link{display:inline-flex;align-items:center;gap:12px;font-size:13px;font-weight:600;transition:color .2s}.text-link:hover{color:#ac8000}.text-link svg{width:17px;height:17px}.security .text-link{color:#e2c769}.security-items{display:grid;gap:15px}.security-items article{display:flex;align-items:flex-start;gap:17px;border:1px solid #30353d;background:#1e232980;padding:23px 24px;border-radius:12px}.security-number{font-size:11px;color:#ab9251;padding-top:4px}.security-items h3{font-size:17px;margin-bottom:8px}.security-items p{color:#9ca4af;font-size:13px;line-height:1.85}.security-items article>.icon{width:20px;color:#7c8189;margin-left:auto}.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}.step{position:relative;border-top:1px solid #d9dde2;padding-top:25px}.step>span{display:block;color:#b29539;font-size:32px;font-weight:300;line-height:1;margin-bottom:24px}.step h3{font-size:18px;margin-bottom:12px}.step p{font-size:14px;min-height:76px;margin-bottom:22px}.step .text-link{font-size:12px}.download-section{background:#f8f7f3;border-block:1px solid #eeece4}.download-title{display:flex;justify-content:space-between;margin-bottom:34px}.download-title p{font-size:14px;margin-top:16px}.download-symbol{display:grid;place-items:center;width:73px;height:73px;transform:rotate(-8deg);background:#f0b90b15;border:1px solid #e8d592;border-radius:19px;color:#a58621}.download-symbol svg{width:34px;height:34px}.devices-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}.device-card{padding:26px;background:#fff;border:1px solid #e8e6de;border-radius:14px;transition:border-color .2s,transform .2s}.device-card:hover{border-color:#d9b948;transform:translateY(-4px)}.device-card>.icon{width:31px;height:31px;margin-bottom:24px;stroke-width:1.25}.device-en{font-size:10px;color:#9a812d;letter-spacing:1px}.device-card h3{font-size:18px;margin-top:5px}.device-card p{font-size:13px;margin:12px 0 23px;min-height:68px}.device-card .text-link{font-size:12px;gap:9px}.download-tip{display:flex;gap:8px;align-items:center;font-size:12px;color:#7b807f;margin-top:22px}.download-tip>svg{width:16px;height:16px}.download-tip a{display:flex;gap:7px;align-items:center;color:#77601b;margin-left:auto}.download-tip a svg{width:16px;height:16px}.guides-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:23px}.guide-card{border:1px solid var(--line);border-radius:15px;padding:26px;transition:background .2s,border-color .2s}.guide-card:hover{background:#fffcf1;border-color:#d9c16f}.guide-category{display:flex;justify-content:space-between;font-size:10px;color:#998137;margin-bottom:25px}.guide-category>span{color:#b5b8be}.guide-card h3{font-size:19px}.guide-card p{font-size:13px;margin-top:13px}.guide-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:25px;font-size:12px}.guide-bottom svg{width:18px;height:18px}.faq-section{border-top:1px solid #eff0f2;padding-top:72px}.faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:80px}.faq-layout>div>p{font-size:14px;margin-top:18px}.faq-list details{border-bottom:1px solid var(--line)}.faq-list details:first-child{border-top:1px solid var(--line)}summary{list-style:none;cursor:pointer;display:flex;gap:20px;align-items:center;font-size:15px;font-weight:600;line-height:1.65;padding:22px 0}summary::-webkit-details-marker{display:none}.faq-num{font-size:11px;color:#a5aab2;font-weight:400}.plus{width:14px;height:14px;position:relative;margin-left:auto;flex-shrink:0}.plus:before,.plus:after{content:'';position:absolute;background:#7b828b;width:12px;height:1px;top:6px;left:1px}.plus:after{transform:rotate(90deg)}details[open] .plus:after{transform:rotate(0deg)}.faq-list details p{font-size:13px;padding:0 28px 22px 36px;line-height:1.95}.bottom-cta{background:#faf3dc;border-top:1px solid #eee3bd;padding:48px 0}.bottom-cta .wrap{display:flex;align-items:center;justify-content:space-between;gap:30px}.bottom-cta h2{font-size:30px}.bottom-cta p{font-size:13px;margin-top:12px}.bottom-cta .eyebrow{font-size:9px;margin-bottom:10px}footer{background:#0f1216;color:#9ba2ab;padding:58px 0 26px}.footer-grid{display:grid;grid-template-columns:1.55fr 1fr 1.15fr 1fr;gap:70px}.footer-grid .brand{color:#edc34b}.footer-grid .brand small{color:#a6aab2}.footer-grid>div>p{font-size:12px;color:#9299a2;line-height:2;margin:21px 0 17px}.footer-label{font-size:10px;color:#7b828e;border:1px solid #30343d;padding:5px 8px;border-radius:4px}.footer-grid h3{font-size:13px;color:#ddd;margin-bottom:19px}.footer-grid>div>a:not(.brand){display:flex;font-size:12px;margin:10px 0;gap:7px;align-items:center}.footer-link svg{width:12px;height:12px}footer a:hover{color:#e5bf4b}.disclaimer{border-top:1px solid #282c33;padding-top:22px;margin-top:43px}.disclaimer p{color:#757e8a;font-size:11px;line-height:1.9}.disclaimer>span{display:flex;justify-content:space-between;color:#717985;font-size:10px;margin-top:19px}.disclaimer b{font-weight:400;letter-spacing:1px}.article-hero{background:#faf7ec;border-bottom:1px solid #e9e3d1;padding:40px 0 55px}.breadcrumb{font-size:12px;color:#8b8270;margin-bottom:28px;display:flex;gap:10px;flex-wrap:wrap}.article-hero h1{font-size:48px;max-width:890px}.article-hero .intro{font-size:16px;max-width:780px;margin-top:20px}.article-meta{display:flex;gap:20px;flex-wrap:wrap;color:#8c8779;font-size:11px;margin:22px 0}.article-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:70px;padding-top:60px;padding-bottom:70px}.article-toc{align-self:start;position:sticky;top:113px;border-left:2px solid #edd693;padding:0 0 0 20px}.article-toc h2{font-size:14px;margin-bottom:16px}.article-toc a{display:block;font-size:12px;color:#717781;margin:12px 0}.article-body{max-width:820px;min-width:0}.article-body section{margin-bottom:45px;scroll-margin-top:110px}.article-body h2{font-size:29px;letter-spacing:-.5px;margin-bottom:21px}.article-body h3{font-size:18px;margin:24px 0 13px}.article-body p,.article-body li{font-size:15px;line-height:2;color:#5b626e}.article-body p{margin:12px 0}.article-body ul,.article-body ol{padding-left:24px}.article-body li{padding-left:5px;margin:9px 0}.article-body strong{color:#272e37;font-weight:600}.callout{padding:21px 24px;background:#fffae9;border:1px solid #ecdfa9;border-radius:10px;margin:24px 0;font-size:14px;line-height:1.9}.callout strong{display:block;margin-bottom:5px}.article-body pre{padding:20px;background:#171b22;color:#e6d28b;border-radius:10px;overflow-x:auto;font:12px/1.9 Consolas,monospace;max-width:100%}.article-body code{overflow-wrap:anywhere}.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:24px 0}.check-card{border:1px solid var(--line);border-radius:12px;padding:21px}.check-card h3{margin:0 0 10px;font-size:16px}.check-card p{font-size:13px;margin:0}.article-end{padding:27px;background:#f5f6f8;border-radius:13px}.article-end h2{font-size:24px}.article-related{display:flex;flex-wrap:wrap;gap:18px;margin-top:28px}.article-related a{font-size:12px;color:#947300}.article-body a:not(.btn):hover{text-decoration:underline}
@media(min-width:1441px){.hero{padding:98px 0 85px}}@media(max-width:1150px){.wrap{width:calc(100% - 64px)}.nav-row{gap:20px}.header nav{gap:16px}.nav-actions{gap:12px}.brand>span{font-size:19px}.hero-grid{gap:35px}h1{font-size:48px}.hero-art{padding:18px}.hero-facts b{font-size:16px}.trust{font-size:10px;gap:7px}.market-layout{gap:38px}.market-table{padding:5px 18px}.security-grid{gap:65px}.footer-grid{gap:35px}.section-head{gap:35px}.device-card{padding:23px 20px}.device-card h3{font-size:16px}.device-card .text-link{font-size:11px}.article-layout{gap:40px;grid-template-columns:200px minmax(0,1fr)}}
@media(max-width:1024px){.header nav{display:none;position:absolute;top:83px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:18px 32px;box-shadow:0 18px 25px #0b0e1110;flex-wrap:wrap;gap:0}.header nav.is-open{display:flex}.header nav a{padding:12px 16px}.menu-toggle{display:block}.nav-actions{margin-left:auto}.hero-grid{grid-template-columns:1.1fr 1fr;gap:28px}.hero{padding:68px 0}h1{font-size:44px;letter-spacing:-1.6px}.hero-lead{font-size:15px}.hero-actions .btn{padding:13px 19px;gap:10px;font-size:14px}.hero-facts{gap:8px}.hero-facts span{font-size:10px}.trust{flex-wrap:wrap}.hero-art{padding:16px}.terminal{padding:15px}.terminal-tabs{gap:18px}.quick-grid{grid-template-columns:1fr 1fr;gap:18px}.quick-grid a:nth-child(3){border-left:0;padding-left:0}.section{padding:70px 0}.section-head{display:block}.section-head p{max-width:600px;margin-top:17px}.features-grid{grid-template-columns:repeat(2,1fr)}.market-layout{grid-template-columns:1fr;gap:30px}.market-copy{max-width:660px}.market-copy h2 br{display:none}.market-note{margin:20px 0 13px}.table-head,.market-row{grid-template-columns:1.35fr .85fr 1fr 1fr}.security-grid{gap:40px}.security h2{font-size:32px}.security-items article{padding:21px 19px;gap:12px}.steps-grid{grid-template-columns:repeat(2,1fr);gap:35px}.step p{min-height:48px}.devices-grid{grid-template-columns:repeat(2,1fr)}.device-card p{min-height:auto}.device-card h3{font-size:19px}.device-card .text-link{font-size:13px}.guides-grid{gap:16px}.guide-card{padding:21px}.guide-card h3{font-size:17px}.faq-layout{gap:40px}.bottom-cta .wrap{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1.4fr 1fr;gap:35px 60px}.article-hero h1{font-size:44px}.article-layout{grid-template-columns:180px minmax(0,1fr);gap:32px}}
@media(max-width:720px){.wrap{width:calc(100% - 40px)}.header .nav-row{height:70px;gap:12px}.brand>svg{width:27px;height:27px}.brand>span{font-size:18px}.brand small{font-size:8px;letter-spacing:2px;margin-top:4px}.nav-actions .login{display:none}.nav-actions .btn{font-size:12px;min-height:36px;padding:8px 11px;gap:6px}.nav-actions .btn svg{display:none}.menu-toggle{padding:7px}.menu-toggle svg{width:20px;height:20px}.header nav{top:69px;padding:14px 20px;flex-direction:column;align-items:stretch}.header nav a{padding:11px 8px}.hero{padding:43px 0 65px}.hero-grid{grid-template-columns:1fr;gap:45px}.hero-kicker{font-size:10px;margin-bottom:20px}h1{font-size:36px;letter-spacing:-1.3px;line-height:1.35}h2{font-size:28px;letter-spacing:-.9px}.hero-lead{font-size:14px;line-height:1.95;margin:20px 0 23px}.hero-actions{gap:10px}.hero-actions .btn{min-height:48px;padding:13px 17px;font-size:13px;gap:10px;flex:1}.trust{font-size:9px;gap:6px;flex-wrap:nowrap;margin-top:16px}.trust svg{width:14px;height:14px}.trust i{width:2px;height:2px}.hero-facts{margin-top:27px;padding-top:19px;gap:10px}.hero-facts b{font-size:15px}.hero-facts span{font-size:9px}.independent{font-size:10px;margin-top:18px}.hero-art{margin:0 4px 18px;padding:17px;transform:rotate(-1deg);border-radius:16px}.terminal{padding:15px}.art-top{margin-bottom:17px}.terminal-title b{font-size:18px}.terminal-tabs{gap:22px}.terminal-assets{gap:7px}.floating-note{left:16px;right:16px;padding:12px 13px;bottom:-29px;gap:9px}.floating-note b{font-size:11px}.floating-note span{font-size:9px}.quick-grid{padding-block:20px;gap:12px;font-size:11px}.quick-grid>span{grid-column:1/-1;padding-bottom:12px;border-bottom:1px solid var(--line);font-size:11px}.quick-grid a{border:0;padding:5px 0;gap:5px}.quick-grid a:last-child{grid-column:1/-1;justify-content:flex-start;gap:13px}.section{padding:56px 0}.eyebrow{font-size:9px;margin-bottom:13px;letter-spacing:1.5px}.section-head{margin-bottom:27px}.section-head p{font-size:13px;margin-top:14px}.features-grid{grid-template-columns:1fr;gap:14px}.feature-card{padding:23px;border-radius:13px}.card-top{margin-bottom:17px}.feature-card h3{font-size:19px}.feature-card p{font-size:14px}.card-tag{margin-top:19px}.market-layout{gap:28px}.market-copy>p{font-size:14px;margin:18px 0}.market-note{padding-top:20px}.market-table{padding:3px 15px;border-radius:12px}.table-head,.market-row{grid-template-columns:1.5fr .8fr .9fr;gap:10px}.table-head>span:nth-child(3){display:none}.market-row>.spark{display:none}.table-head{font-size:9px}.market-row{padding:17px 0}.asset{gap:8px}.asset b{font-size:12px}.asset em{font-size:9px}.coin{width:29px;height:29px}.asset small{font-size:9px}.category{font-size:9px}.market-link{font-size:9px;gap:3px}.market-link svg{width:12px}.table-foot{font-size:9px}.security-grid{grid-template-columns:1fr;gap:28px}.security h2{font-size:30px}.security-copy>p{font-size:13px}.shield-art{width:190px;height:175px;margin:20px auto 15px}.orbit.one{width:120px;height:120px;border-radius:26px}.orbit.two{width:157px;height:157px;border-radius:32px}.shield-art>.icon{width:70px;height:70px}.shield-caption{font-size:7px;bottom:7px}.security-copy .text-link{font-size:12px}.security-items{gap:12px}.security-items article{padding:21px 18px}.security-items h3{font-size:16px}.security-items p{font-size:13px}.security-items article>.icon{width:18px;height:18px}.steps-grid{grid-template-columns:1fr;gap:24px}.step{padding:22px 0 0 58px;min-height:160px}.step>span{position:absolute;left:0;top:22px;font-size:27px}.step h3{font-size:18px}.step p{min-height:0;font-size:14px;margin-bottom:15px}.step .text-link{font-size:12px}.download-title{gap:15px;margin-bottom:26px}.download-title h2{font-size:27px}.download-title p{font-size:13px}.download-symbol{display:none}.devices-grid{gap:13px}.device-card{padding:20px 16px;display:flex;flex-direction:column;border-radius:11px}.device-card>.icon{width:27px;height:27px;margin-bottom:22px}.device-card h3{font-size:15px}.device-en{font-size:9px}.device-card p{font-size:12px;margin:13px 0 20px;line-height:1.9;flex:1}.device-card .text-link{font-size:10px;gap:4px;justify-content:space-between}.device-card .text-link svg{width:14px}.download-tip{font-size:10px;flex-wrap:wrap;gap:7px}.download-tip a{margin-left:23px;width:100%;margin-top:4px}.guides-grid{grid-template-columns:1fr;gap:14px}.guide-card{padding:24px}.guide-category{margin-bottom:18px}.guide-card h3{font-size:18px}.guide-card p{font-size:13px}.guide-bottom{margin-top:20px}.faq-layout{grid-template-columns:1fr;gap:25px}.faq-layout>div>p{font-size:13px;margin-top:14px}.faq-layout>div>p br{display:none}summary{font-size:14px;gap:13px;padding:20px 0}.faq-num{font-size:10px}.faq-list details p{padding:0 10px 21px 28px;font-size:13px}.bottom-cta{padding:36px 0}.bottom-cta .wrap{gap:25px}.bottom-cta h2{font-size:26px}.bottom-cta p{font-size:12px}.bottom-cta .hero-actions{width:100%}.footer-grid{gap:32px 30px;grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}.footer-grid>div>p{font-size:12px;margin-top:17px}.footer-grid h3{font-size:13px;margin-bottom:16px}footer{padding:40px 0 24px}.footer-grid>div>a:not(.brand){font-size:11px;line-height:1.8}.disclaimer{margin-top:30px;padding-top:22px}.disclaimer p{font-size:10px}.disclaimer>span{font-size:9px;gap:15px;flex-wrap:wrap}.article-hero{padding:25px 0 37px}.breadcrumb{font-size:10px;margin-bottom:22px}.article-hero h1{font-size:33px;letter-spacing:-.8px}.article-hero .intro{font-size:14px}.article-meta{font-size:10px;gap:12px;margin:20px 0}.article-layout{grid-template-columns:1fr;padding-top:28px;padding-bottom:45px;gap:33px}.article-toc{position:static;border:1px solid #e8e0c8;background:#fffdf6;border-radius:10px;padding:18px 20px}.article-toc h2{font-size:14px;margin-bottom:12px}.article-toc a{font-size:12px;margin:8px 0}.article-body h2{font-size:25px}.article-body p,.article-body li{font-size:14px}.article-body section{margin-bottom:35px}.check-grid{grid-template-columns:1fr}.callout{padding:18px;font-size:13px}.article-body pre{font-size:11px;padding:16px}.article-end{padding:22px}.article-end h2{font-size:22px}.article-end .hero-actions .btn{font-size:12px;padding:12px;gap:7px}.desktop-br{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
/* Reading sizes: keep primary copy comfortable at desktop and mobile widths. */
.feature-card p,.step p{font-size:15px}.section-head p,.market-copy>p,.download-title p{font-size:15px}.device-card p,.guide-card p,.security-items p,.faq-list details p{font-size:14px}
@media(max-width:720px){.feature-card p,.step p{font-size:15px}.section-head p,.market-copy>p,.download-title p{font-size:14px}.device-card p{font-size:13px}.guide-card p,.security-items p,.faq-list details p{font-size:14px}}

/* ===== 深色主题（对齐币安官网观感） ===== */
:root{--line:#2B3139;--soft:#181A20;--muted:#848E9C;--card:#181A20}
body{background:#0B0E11;color:#EAECEF}
.header{background:rgba(11,14,17,.92);border-bottom:1px solid #2B3139}
.header nav{background:#181A20;border-bottom:1px solid #2B3139;box-shadow:0 18px 25px #00000066}
.brand{color:#EAECEF}
.nav-row a,.header nav a{color:#B7BDC6}
.nav-row a:hover,.header nav a:hover{color:#F0B90B}
.hero{background:radial-gradient(ellipse at 87% 24%,#f0b90b22,transparent 58%),linear-gradient(150deg,#0B0E11,#12161C)}
h1,h2,h3,h4{color:#fff}
.hero h1,.hero-title{color:#fff}
.hero-lead,.hero p,.hero-facts{color:#B7BDC6}
.eyebrow{color:#F0B90B}
.section{background:#0B0E11}
.section-head p{color:#848E9C}
.feature-card,.device-card,.guide-card,.step,.security,.faq-list,.check-card,.guide-bottom,.faq-section{background:#181A20;border-color:#2B3139}
.feature-card:hover,.guide-card:hover{background:#1E2329;border-color:#4a3a06}
.card-index{color:#F0B90B}
.card-tag{background:#2B2205;color:#F0B90B;border-color:#4a3a06}
.icon-box{background:#2B2205;border-color:#3d3208;color:#F0B90B}
.btn-secondary{background:#1E2329;color:#EAECEF;border-color:#2B3139}
.btn-secondary:hover{background:#2B3139;color:#fff}
.trust{color:#848E9C}
.trust svg{color:#F0B90B}
.market-layout,.market-copy p{color:#B7BDC6}
.market-table,.market-row{border-color:#2B3139}
.market-note,.fine,.disclaimer,.independent{color:#848E9C}
.steps-grid .step p,.features-grid p,.devices-grid p,.security-items p{color:#9AA3AF}
.quick-strip{background:#12161C;border-color:#2B3139}
.guides-grid .guide-card{background:#181A20}
.faq-num{color:#F0B90B}
.callout{background:#1E2329;border-color:#3d3208;color:#B7BDC6}
.article-hero{background:#12161C;border-bottom:1px solid #2B3139}
.article-hero p,.article-meta{color:#848E9C}
.article-body p,.article-body li,.sp-p,.article-body{color:#B7BDC6}
.article-toc{background:#181A20;border-color:#2B3139}
.article-toc a{color:#B7BDC6}
.article-toc a:hover{color:#F0B90B}
.article-related{background:#181A20;border-color:#2B3139}
.article-related a{color:#B7BDC6}
.art-bottom,.guide-bottom{background:#12161C;border-color:#2B3139}
.bottom-cta{background:#12161C;border-top:1px solid #2B3139}
.bottom-cta p{color:#848E9C}
.sp-toc,.sp-card,.sp-note{background:#181A20;border-color:#2B3139}
.sp-table th{background:#1E2329;color:#EAECEF}
.sp-table td{border-color:#2B3139}
.sp-h2,.sp-h3{color:#fff}
.text-link,.market-link{color:#F0B90B}
.text-link:hover{color:#FFD34D}
.sp-cta{background:#1E2329}
.trust{color:#9AA3AF}
.hero-facts b{color:#EAECEF}
.hero-facts span{color:#848E9C}
.independent,.disclaimer{color:#7C838D}
.floating-note{background:#1E2329;border:1px solid #2B3139;box-shadow:0 18px 40px #000000aa}
.floating-note b{color:#fff}
.floating-note span{color:#9AA3AF}
.quick-strip a,.guide-bottom a{color:#B7BDC6}
.quick-strip a:hover{color:#F0B90B}
.quick-strip{color:#EAECEF}
.quick-strip b{color:#F0B90B}
.quick-strip span,.quick-strip small{color:#9AA3AF}
.hero-facts span{color:#9AA3AF}
.market-table{background:#181A20;border:1px solid #2B3139}
.market-table .text-link{color:#F0B90B}
.table-head,.table-foot{color:#9AA3AF}
.market-row:hover{background:#1E2329}
.article-toc a,.article-toc li a{color:#B7BDC6}
.article-toc a:hover{color:#F0B90B}
.breadcrumb,.breadcrumb a{color:#8A9099}
.article-meta,.article-meta a{color:#8A9099}


/* ===== dark fix v2 (2026-11-06) — 变量转深色后补齐金底与浅块 ===== */
.btn,.btn:hover,.btn:focus{color:#0B0E11}
.btn-secondary,.btn-secondary:hover{color:#EAECEF}
.skip,.skip:focus{color:#0B0E11}
.article-end{background:#181A20;border:1px solid #2B3139}
.article-end h2,.article-end h3{color:#EAECEF}
.article-end p,.article-end li{color:#B7BDC6}
.feature-card strong{color:#9AA3AF}
.sp-toc{background:#181A20;border:1px solid #2B3139}
.sp-toc b{color:#8A94A0}
.sp-toc a{color:#F0B90B}
.sp-card,.sp-note{background:#181A20;border-color:#2B3139}
.market-note b,.quick-grid b{color:#EAECEF}
.tag,.pill{color:#EAECEF}

/* 金底按钮文字必须压深：.header nav a 的权重比 .btn 高，要单独提 */
.header nav a.btn,.nav-row a.btn,.nav-actions a.btn,.hero-actions a.btn,.status-row a.btn{color:#0B0E11}
.header nav a.btn:hover,.nav-actions a.btn:hover,.hero-actions a.btn:hover{color:#0B0E11}
.header nav a.btn-secondary,.nav-actions a.btn-secondary{color:#EAECEF}

/* ===== dark fix v3 — 变量 --ink 改浅后，原本拿它当深底的组件要还原 ===== */
.hero-art{background:#181A20;color:#EAECEF;border-color:#373A3E}
.coin{background:#2B3139;color:#F0B90B}
.coin-eth{background:#2B3139;color:#A9AEE0}
.coin-sol{background:#2B3139;color:#7FD8B4}
.coin-xrp{background:#2B3139;color:#B7BDC6}
.coin-bnb{background:#2B3139;color:#F0B90B}
.coin-btc{background:#2B3139;color:#F0B90B}
.btn.btn-secondary,.btn.btn-secondary:hover,.btn.btn-secondary:focus{color:#EAECEF;background:#1E2329;border-color:#2B3139}

/* dark fix v4 — 残留浅色描边 */
.hero-facts{border-top-color:#2B3139}
.independent,.disclaimer{color:#8A94A0}

/* dark fix v5 — .hero-actions a.btn 权重(0,2,1)压住了 .btn.btn-secondary(0,2,0)，必须再加一层 */
.hero-actions a.btn.btn-secondary,.hero-actions a.btn.btn-secondary:hover,
.article-end .hero-actions a.btn.btn-secondary,
.header nav a.btn.btn-secondary,.nav-row a.btn.btn-secondary,
.nav-actions a.btn.btn-secondary,.status-row a.btn.btn-secondary{
  color:#EAECEF;background:#1E2329;border-color:#2B3139}