500;600;700&display=swap');
:root{color-scheme:dark;--bg:#0c1017;--panel:#131a24;--line:#26303e;--muted:#8f9aac;--text:#eaf0f8;--blue:#357cf6;--green:#58d6b0;--red:#f17f8e}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:'DM Sans','Microsoft YaHei',sans-serif;font-size:14px}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button{cursor:pointer;border:1px solid var(--line);background:#202a38;color:var(--text);border-radius:7px;padding:10px 16px}button:hover{filter:brightness(1.15)}button.primary,.primary{background:var(--blue);border-color:var(--blue);color:white}button.danger{color:var(--red);background:#321e29}button.buy{background:#16473e;color:#7eebc6}button.sell{background:#452733;color:#ff9aab}button.small{padding:6px 10px;font-size:12px}.ghost{background:transparent}input,select,textarea{background:#0e141e;border:1px solid #354052;border-radius:6px;padding:10px 12px;color:var(--text);min-width:0}textarea{min-height:100px;resize:vertical}label{display:grid;gap:8px;color:#b8c3d2;font-size:13px}p{line-height:1.85}h1,h2,h3,p{margin-top:0}h2{font-size:24px}h3{font-size:17px}small,.muted{color:var(--muted)}.mono{font-family:Consolas,monospace;font-variant-numeric:tabular-nums}.positive{color:var(--green)}.negative{color:var(--red)}.flex{display:flex;align-items:center;gap:12px}.between{justify-content:space-between}.wrap{flex-wrap:wrap}.spacer{flex:1}.tag{display:inline-block;padding:4px 8px;border-radius:4px;background:#153c33;color:#7bdaba;font-size:12px;white-space:nowrap}.tag.pending{background:#3a301b;color:#edc878}.tag.off{background:#3e242c;color:#ed9aa4}.notice{background:#192519;border-bottom:1px solid #2b4030;color:#a6c1a3;padding:8px 20px;text-align:center;font-size:12px}.logo{display:flex;align-items:center;gap:10px;letter-spacing:3px;font-weight:700;font-size:20px}.logo b{display:grid;place-items:center;letter-spacing:0;background:var(--blue);width:32px;height:32px;border-radius:9px;transform:rotate(-7deg);font-size:22px}.logo small{font-size:10px;letter-spacing:1px;font-weight:400}.nav{height:80px;display:flex;align-items:center;gap:34px;border-bottom:1px solid var(--line);padding:0 max(5%,24px)}.nav a.active{color:#85adff}.landing{max-width:1200px;margin:auto;padding:0 32px}.hero{min-height:570px;display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:60px}.eyebrow{color:#87aef7;font-size:12px;letter-spacing:3px;margin-bottom:24px}.hero h1{font-size:clamp(40px,4.8vw,68px);line-height:1.18;letter-spacing:-2px;font-weight:500;margin-bottom:25px}.hero h1 em{font-style:normal;color:#8fb5ff}.hero p{max-width:430px;color:#a0adbf;font-size:15px}.hero .flex{margin-top:28px}.hero-card{border:1px solid #324159;border-radius:18px;padding:25px;background:linear-gradient(140deg,#1c2d45,#111823 70%);box-shadow:0 30px 90px #0005;transform:rotate(-3deg)}.hero-card svg{width:100%;height:190px}.hero-number{font-size:44px;margin:16px 0 4px;letter-spacing:-2px}.market-strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:12px;overflow:hidden}.market-strip>div{padding:23px;border-right:1px solid var(--line);background:var(--panel)}.market-strip strong{display:block;font-size:22px;margin-top:12px}.section{padding:70px 0}.three{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.feature{border-top:1px solid #3c4b60;padding:28px 0}.feature .icon{font-size:25px;color:#86aef9;margin-bottom:20px}.feature p{color:var(--muted)}.footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:12px}.shell{display:grid;grid-template-columns:216px 1fr;min-height:100vh}.sidebar{background:#10151e;border-right:1px solid var(--line);padding:25px 12px;position:fixed;top:0;bottom:0;width:216px;overflow:auto}.sidebar .logo{padding:0 9px;margin-bottom:30px;font-size:18px}.group{font-size:11px;color:#707e92;padding:21px 14px 8px;letter-spacing:1px}.sidebar a{display:flex;align-items:center;gap:13px;padding:12px 15px;margin:3px 0;border-radius:7px;color:#9ca9bb;font-size:13px}.sidebar a.active{background:#2479e7;color:white}.sidebar a:hover{background:#1b2b41}.side-symbol{width:16px;text-align:center}.main{grid-column:2;min-width:0}.topbar{height:72px;border-bottom:1px solid var(--line);padding:0 30px;display:flex;align-items:center;gap:14px;background:#10151e}.avatar{width:32px;height:32px;background:#273954;border-radius:50%;display:grid;place-items:center}.content{padding:28px 30px}.page-title{margin-bottom:24px}.page-title h2{margin:0 0 6px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}.stat{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:20px}.stat strong{display:block;font-size:28px;letter-spacing:-1px;margin:13px 0 6px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:22px;margin-bottom:22px;min-width:0}.panel-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.panel-title h3{margin:0}.table-wrap{overflow:auto;width:100%}table{border-collapse:collapse;width:100%;font-size:13px;white-space:nowrap}th{text-align:left;background:#1b2431;color:#aab7c9;font-weight:500;padding:14px}td{padding:16px 14px;border-bottom:1px solid #25303d}tr:hover td{background:#1a2331}.empty{text-align:center;padding:60px;color:#77869a}.toolbar{display:flex;gap:12px;margin-bottom:20px;flex-wrap:wrap}.toolbar input{min-width:240px}.toolbar label{display:flex;align-items:center}.chart{height:290px;position:relative;background:repeating-linear-gradient(0deg,transparent,transparent 57px,#26303e 58px),repeating-linear-gradient(90deg,transparent,transparent 100px,#1d2735 101px)}.chart svg{width:100%;height:100%;overflow:visible}.chart-label{position:absolute;right:10px;top:12px;color:#8292aa;font-size:11px}.trade-layout{display:grid;grid-template-columns:minmax(0,1fr) 315px;gap:22px}.product-list{display:flex;gap:8px;overflow:auto;margin-bottom:23px}.product-list button{min-width:150px;text-align:left;padding:14px;background:var(--panel)}.product-list button.active{border-color:#638fff;background:#172b47}.product-list strong{display:block;margin:12px 0 5px;font-size:19px}.order-form{display:grid;gap:18px}.segmented{display:flex;gap:8px}.segmented button{flex:1;padding:9px}.segmented button.active{border-color:#6b9fff;background:#234776}.balance{background:linear-gradient(110deg,#234a7c,#1b2d48);border-radius:12px;padding:28px;margin-bottom:24px}.balance strong{font-size:40px;display:block;margin:15px 0}.two{display:grid;grid-template-columns:1fr 1fr;gap:22px}.form-grid{display:grid;gap:20px;max-width:650px}.auth{min-height:100vh;display:grid;place-items:center;background:radial-gradient(ellipse at 20% 20%,#1b3558,transparent 55%)}.auth-card{width:min(430px,92vw);padding:38px;border:1px solid #34445b;border-radius:15px;background:#121c2a}.auth-card .logo{margin-bottom:35px}.auth-card form{display:grid;gap:19px}.auth-card h2{margin-bottom:10px}dialog{width:min(600px,92vw);border:1px solid #40516a;border-radius:12px;background:#151f2e;color:var(--text);padding:28px;max-height:85vh}dialog::backdrop{background:#0009;backdrop-filter:blur(4px)}dialog form{display:grid;gap:18px}dialog h3{margin:0}.dialog-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}#toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%);background:#e5edf9;color:#152236;padding:14px 22px;border-radius:8px;z-index:1000;display:none;box-shadow:0 5px 30px #0006;max-width:90vw}.help{font-size:12px;color:#8c9bb0;line-height:1.9}.warning{border:1px solid #4a402c;background:#2b251c;color:#d7c39b;padding:14px 18px;border-radius:8px;margin-bottom:20px;line-height:1.8;font-size:12px}.pagination{display:flex;justify-content:space-between;padding-top:20px;color:var(--muted);font-size:12px}.article{max-width:850px;margin:50px auto;padding:30px}.article p{white-space:pre-wrap}.mobile-nav{display:none}.dot{display:inline-block;background:#61dbb1;width:6px;height:6px;border-radius:50%;margin-right:5px}.outline{border:1px solid #334359;border-radius:8px;padding:18px}.rules{font-size:12px;line-height:1.9;color:#99a9bf}.mobile-menu{display:none}
@media(max-width:1000px){.hero{gap:25px}.stats{grid-template-columns:1fr 1fr}.trade-layout{grid-template-columns:1fr}.order-form{grid-template-columns:1fr 1fr}.order-form .rules{grid-column:1/-1}.nav{gap:20px}.three{gap:25px}}
@media(max-width:720px){.hero{grid-template-columns:1fr;padding:50px 0}.hero-card{transform:none;margin-bottom:20px}.hero h1{font-size:46px}.landing{padding:0 22px}.market-strip{grid-template-columns:1fr 1fr}.three,.two{grid-template-columns:1fr}.nav{height:68px;padding:0 18px;gap:14px}.nav .desktop{display:none}.shell{grid-template-columns:1fr}.sidebar{display:none;z-index:20;box-shadow:20px 0 40px #0008;top:72px}.sidebar.open{display:block}.main{grid-column:1}.mobile-menu{display:block;padding:5px 9px}.topbar{padding:0 16px;position:sticky;top:0;z-index:10}.content{padding:22px 15px}.stats{gap:10px}.stat{padding:15px}.stat strong{font-size:23px}.panel{padding:16px}.order-form{grid-template-columns:1fr}.order-form .rules{grid-column:auto}.hero-number{font-size:38px}.logo{font-size:17px}.topbar .muted{display:none}.page-title h2{font-size:22px}.toolbar input{min-width:180px;flex:1}.section{padding:45px 0}}