:root{--ink:#18202b;--muted:#687382;--line:#dce2e8;--paper:#fff;--canvas:#f4f6f8;--nav:#17202d;--accent:#e45f2b;--accent-dark:#b64118;--green:#16755a;--red:#b83232;--blue:#315ea8;--shadow:0 14px 38px rgba(24,32,43,.09);font-family:Inter,"Noto Sans SC","PingFang SC",system-ui,sans-serif;color:var(--ink);background:var(--canvas)}*{box-sizing:border-box}body{margin:0;min-height:100vh}button,input,select{font:inherit}button{border:0;border-radius:10px;padding:11px 17px;background:var(--accent);color:#fff;font-weight:700;cursor:pointer}button:hover{background:var(--accent-dark)}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(49,94,168,.3);outline-offset:2px}.secondary,.ghost{background:#edf1f5;color:var(--ink)}.secondary:hover,.ghost:hover{background:#dde4eb}.muted{color:var(--muted)}.eyebrow{margin:0 0 6px;color:var(--accent);font-size:.72rem;font-weight:800;letter-spacing:.16em}.login-view{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 10% 10%,#ffdfcc 0,transparent 34%),linear-gradient(135deg,#101925,#26364a)}.login-card{width:min(420px,100%);padding:38px;border-radius:24px;background:rgba(255,255,255,.98);box-shadow:0 30px 80px rgba(0,0,0,.25)}.brand-mark{display:grid;place-items:center;width:58px;height:58px;border-radius:17px;background:var(--accent);color:#fff;font-size:1.45rem;font-weight:900;transform:rotate(-3deg)}.login-card h1{font-size:2.25rem;margin:14px 0 4px}.login-card label,.dialog-form label,.filter-row label{display:grid;gap:7px;margin-top:16px;font-size:.88rem;font-weight:700}.login-card input,.dialog-form input,.dialog-form select,.filter-row input,.panel select{width:100%;border:1px solid var(--line);border-radius:10px;background:#fff;padding:11px 12px;color:var(--ink)}.login-card button{width:100%;margin-top:18px}.error{min-height:1.25em;color:var(--red);font-size:.86rem}.app{min-height:100vh;display:grid;grid-template-columns:240px minmax(0,1fr)}.sidebar{position:sticky;top:0;height:100vh;padding:24px 18px;display:flex;flex-direction:column;background:var(--nav);color:#fff}.brand{display:flex;align-items:center;gap:11px;padding:0 8px 26px}.brand>span{display:grid;place-items:center;width:43px;height:43px;border-radius:13px;background:var(--accent);font-weight:900}.brand strong,.brand small{display:block}.brand small{margin-top:2px;color:#9eacbc;font-size:.64rem;letter-spacing:.15em}.sidebar nav{display:grid;gap:7px}.nav{width:100%;text-align:left;background:transparent;color:#b9c4d0}.nav:hover,.nav.active{background:#263548;color:#fff}.sidebar-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:8px;color:#aebac7;font-size:.85rem}.sidebar-foot button{padding:8px 10px;background:#263548;color:#fff}main{min-width:0;padding:30px clamp(18px,4vw,54px) 70px}.topbar,.page-head,.panel-title,.dialog-head{display:flex;align-items:center;justify-content:space-between;gap:20px}.topbar{margin-bottom:28px}.topbar h2,.page-head h3,.panel h3{margin:0}.badge{padding:7px 11px;border-radius:999px;font-size:.76rem;font-weight:800}.badge.success{background:#dff4ec;color:var(--green)}.badge.warning{background:#fff0d4;color:#8c5a00}.badge.danger{background:#fde5e5;color:var(--red)}.page{display:none}.page.active{display:block}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:18px}.metric{padding:20px;border:1px solid var(--line);border-radius:16px;background:var(--paper);box-shadow:0 5px 18px rgba(24,32,43,.04)}.metric small{display:block;color:var(--muted);font-weight:700}.metric strong{display:block;margin-top:8px;font-size:1.55rem}.metric strong.positive{color:var(--green)}.metric strong.negative{color:var(--red)}.panel{margin-top:18px;padding:22px;border:1px solid var(--line);border-radius:18px;background:var(--paper);box-shadow:0 6px 20px rgba(24,32,43,.04)}.hero-panel{display:flex;justify-content:space-between;gap:24px;background:linear-gradient(135deg,#fff,#fff6f0)}.hero-panel h3{font-size:1.6rem}.rule-list{display:flex;flex-wrap:wrap;align-content:center;justify-content:flex-end;gap:8px}.rule-list span{padding:7px 10px;border-radius:999px;background:#fff;border:1px solid #f1d6c7;font-size:.8rem;font-weight:700}.note-panel p{max-width:850px;line-height:1.75}.page-head{margin-bottom:18px}.page-head h3{font-size:1.55rem}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:15px}.account-card,.pair-card{padding:20px;border:1px solid var(--line);border-radius:17px;background:var(--paper);box-shadow:0 5px 18px rgba(24,32,43,.04)}.card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.card-head h4{margin:0;font-size:1.08rem}.status-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#99a3af;margin-right:6px}.status-dot.online{background:var(--green)}.group-chips{display:flex;flex-wrap:wrap;gap:7px;margin:16px 0}.group-chips span{padding:6px 9px;border-radius:8px;background:#eef2f6;font-size:.8rem}.card-actions{display:flex;gap:8px}.card-actions button{padding:8px 11px;font-size:.82rem}.pair-list{display:grid;gap:13px}.pair-card{display:grid;grid-template-columns:minmax(150px,1.1fr) minmax(260px,2fr) auto;align-items:center;gap:18px}.pair-route{display:flex;align-items:center;gap:9px}.pair-end{flex:1;padding:12px;border-radius:12px;background:#f5f7f9}.pair-end strong,.pair-end small{display:block}.pair-end small{margin-top:5px;color:var(--muted)}.pair-arrow{color:var(--accent);font-size:1.2rem}.pair-meta{color:var(--muted);font-size:.82rem}.pair-actions{display:flex;gap:8px}.pair-actions button{padding:8px 11px;font-size:.8rem}.stats-head{align-items:flex-end}.filter-row{display:flex;align-items:flex-end;gap:9px}.filter-row label{margin:0}.filter-row input{padding:8px}.filter-row button{padding:9px 13px}.table-panel{padding:0;overflow:hidden}.table-panel .panel-title{padding:19px 21px;border-bottom:1px solid var(--line)}.table-panel .panel-title label{display:flex;align-items:center;gap:8px;font-size:.84rem;font-weight:700}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;white-space:nowrap}th,td{padding:13px 15px;text-align:left;border-bottom:1px solid #edf0f3;font-size:.84rem}th{background:#f8f9fb;color:#5d6876;font-size:.76rem;text-transform:uppercase;letter-spacing:.03em}td code{padding:4px 6px;border-radius:6px;background:#f0f2f5}.load-more{display:block;margin:16px auto}dialog{width:min(760px,calc(100% - 28px));max-height:calc(100vh - 30px);overflow:auto;border:0;border-radius:22px;padding:0;box-shadow:0 30px 90px rgba(0,0,0,.28)}dialog::backdrop{background:rgba(14,22,32,.58);backdrop-filter:blur(3px)}.dialog-form{padding:25px}.dialog-head{margin-bottom:15px}.dialog-head h2{margin:0}.icon-button{width:38px;height:38px;padding:0;border-radius:50%;background:#edf1f5;color:var(--ink);font-size:1.5rem}.pair-form{display:grid;grid-template-columns:1fr 1fr;gap:15px}.pair-form .dialog-head,.pair-form .wide{grid-column:1/-1}.pair-form fieldset{margin:0;padding:16px;border:1px solid var(--line);border-radius:14px}.pair-form legend{padding:0 7px;font-weight:800}.pair-form fieldset label{margin-top:11px}.amount-row{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:14px}.toggle{grid-column:1/-1!important;display:flex!important;align-items:center;gap:9px}.toggle input{width:auto}.preview{font-size:.82rem;color:var(--muted)}.preview code{color:var(--ink)}.toast{position:fixed;right:22px;bottom:22px;z-index:20;max-width:360px;padding:13px 17px;border-radius:12px;background:var(--nav);color:#fff;box-shadow:var(--shadow)}.empty{padding:28px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:15px}.positive{color:var(--green)}.negative{color:var(--red)}
@media(max-width:900px){.app{grid-template-columns:1fr}.sidebar{position:static;height:auto;padding:14px}.brand{padding-bottom:12px}.sidebar nav{display:flex;overflow:auto}.nav{width:auto;white-space:nowrap}.sidebar-foot{margin-top:12px}.metric-grid{grid-template-columns:repeat(2,1fr)}.pair-card{grid-template-columns:1fr}.pair-form{grid-template-columns:1fr}.pair-form .dialog-head,.pair-form .wide,.amount-row,.toggle{grid-column:1}.stats-head,.hero-panel{align-items:flex-start;flex-direction:column}.filter-row{flex-wrap:wrap}.rule-list{justify-content:flex-start}}
@media(max-width:540px){main{padding:22px 13px 50px}.topbar{align-items:flex-start}.metric-grid{grid-template-columns:1fr 1fr;gap:9px}.metric{padding:15px}.metric strong{font-size:1.25rem}.page-head{align-items:flex-start}.card-grid{grid-template-columns:1fr}.pair-route{align-items:stretch;flex-direction:column}.pair-arrow{transform:rotate(90deg);align-self:center}.amount-row{grid-template-columns:1fr}.filter-row{display:grid;grid-template-columns:1fr 1fr}.filter-row button{grid-column:1/-1}}
[hidden]{display:none!important}
@media(max-width:900px){.app,.sidebar,main{min-width:0;max-width:100vw;width:100%}.sidebar nav{min-width:0;max-width:100%;overflow-x:auto}}
.request-status{min-height:24px;margin:-7px 0 10px;color:var(--muted);font-size:.86rem}.request-status.error,#historyStatus.error{color:var(--red);font-weight:700}.history-tools{display:flex;align-items:center;gap:9px}.history-tools button{padding:8px 11px}button:disabled,select:disabled,input:disabled{cursor:wait;opacity:.58}