/* ===== Exchange Top Bar ===== */
.ex-topbar{display:flex;align-items:center;gap:24px;padding:16px 0;border-bottom:1px solid var(--line);margin-bottom:20px;flex-wrap:wrap}
.ex-pair{display:flex;align-items:center;gap:10px}
.ex-pair-icon{width:42px;height:42px;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;color:#fff;font-size:1rem;font-weight:800}
.ex-pair-name{font-size:1.1rem;font-weight:900}
.ex-pair-sub{font-size:.62rem;color:var(--muted)}
.ex-stat{text-align:center}
.ex-stat-val{font-size:.92rem;font-weight:800;font-variant-numeric:tabular-nums}
.ex-stat-label{font-size:.54rem;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}

/* On-chain badge */
.chain-badge{display:inline-flex;align-items:center;gap:4px;font-size:.58rem;font-weight:700;padding:3px 10px;border-radius:5px;background:rgba(22,163,74,.06);color:var(--green);margin-top:2px}
.chain-badge i{font-size:.5rem}

/* ===== Layout ===== */
.ex-layout{display:grid;grid-template-columns:1fr 400px;gap:20px;align-items:start}

/* Chart */
.chart-container{border:1px solid var(--line);border-radius:var(--r2);overflow:hidden;margin-bottom:16px}
.chart-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--line);flex-wrap:wrap;gap:8px}
.chart-tabs{display:flex;gap:0}
.chart-tab{padding:4px 12px;font-size:.64rem;font-weight:700;color:var(--muted);border:none;background:transparent;cursor:pointer;border-radius:4px;transition:all .15s;font-family:inherit}
.chart-tab:hover{color:var(--text)}
.chart-tab.on{background:var(--bg3);color:var(--text)}
.chart-price-info{display:flex;align-items:baseline;gap:10px}
.chart-price-big{font-size:1.4rem;font-weight:900;font-variant-numeric:tabular-nums}
.chart-price-chg{font-size:.76rem;font-weight:700}
.chart-canvas-wrap{height:280px;padding:12px;position:relative;box-sizing:border-box;overflow:hidden}
canvas#chartCanvas{display:block;width:100%;height:100%}

/* Price mechanism banner */
.price-banner{border:1.5px solid var(--green);border-radius:12px;padding:16px 20px;margin-bottom:16px;background:rgba(22,163,74,.02);display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.price-banner-icon{font-size:1.4rem}
.price-banner-content{flex:1}
.price-banner-title{font-size:.76rem;font-weight:800;color:var(--green);margin-bottom:2px}
.price-banner-desc{font-size:.64rem;color:var(--text2);line-height:1.6}
.price-banner-val{text-align:right}
.price-banner-price{font-size:1.2rem;font-weight:900;color:var(--o)}
.price-banner-range{font-size:.6rem;color:var(--muted)}

/* Orderbook */
.ob-container{border:1px solid var(--line);border-radius:var(--r2);overflow:hidden}
.ob-header{padding:10px 16px;font-size:.68rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;background:var(--bg2);border-bottom:1px solid var(--line)}
.ob-col-head{padding:8px 12px;font-size:.56rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;display:flex;justify-content:space-between;border-bottom:1px solid var(--line)}
.ob-row{display:flex;justify-content:space-between;padding:3px 12px;font-size:.72rem;font-variant-numeric:tabular-nums;position:relative;transition:background .1s}
.ob-row:hover{background:var(--bg2)}
.ob-row .ob-bg{position:absolute;top:0;bottom:0;opacity:.06;border-radius:2px}
.ob-row.ask{color:var(--red)}.ob-row.ask .ob-bg{right:0;background:var(--red)}
.ob-row.bid{color:var(--green)}.ob-row.bid .ob-bg{left:0;background:var(--green)}
.ob-spread{text-align:center;padding:8px;font-size:.68rem;font-weight:700;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg2)}

/* Recent trades */
.trades-container{border:1px solid var(--line);border-radius:var(--r2);overflow:hidden}
.trades-header{padding:10px 16px;font-size:.68rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;background:var(--bg2);border-bottom:1px solid var(--line)}
.trade-row{display:grid;grid-template-columns:1fr 1fr 1fr;padding:5px 12px;font-size:.7rem;font-variant-numeric:tabular-nums;border-bottom:1px solid rgba(0,0,0,.02)}
.trade-row:last-child{border-bottom:none}
.trade-row:hover{background:var(--bg2)}

/* Swap card */
.swap-card{top:72px;border:1px solid var(--line);border-radius:var(--r2);overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.05)}
.swap-head{padding:16px 20px;background:var(--bg2);border-bottom:1px solid var(--line);display:flex;gap:0}
.swap-tab{flex:1;padding:10px;text-align:center;font-size:.78rem;font-weight:800;border:none;background:transparent;cursor:pointer;transition:all .15s;color:var(--muted);font-family:inherit;border-radius:var(--r)}
.swap-tab.on-buy{background:var(--green-bg);color:var(--green)}
.swap-tab.on-sell{background:var(--red-bg);color:var(--red)}
.swap-body{padding:20px}
.sw-balance{display:flex;justify-content:space-between;font-size:.7rem;color:var(--muted);margin-bottom:14px;padding:0 2px}
.sw-balance span:last-child{font-weight:700;color:var(--text)}
.sw-field{margin-bottom:14px}
.sw-field label{display:block;font-size:.58rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.7px;margin-bottom:5px}
.sw-input-wrap{display:flex;border:1.5px solid var(--line);border-radius:var(--r);overflow:hidden;transition:border-color .15s}
.sw-input-wrap:focus-within{border-color:var(--o)}
.sw-input-wrap input{flex:1;padding:14px;font-size:1.2rem;font-weight:800;border:none;outline:none;background:transparent;font-variant-numeric:tabular-nums;color:white}
.sw-input-wrap .sw-token{padding:10px 14px;font-size:.72rem;font-weight:800;color:var(--o);background:rgba(255,107,43,.02);border-left:1px solid var(--line);display:flex;align-items:center;white-space:nowrap}
.sw-quick{display:flex;gap:6px;margin-bottom:14px}
.sw-quick button{flex:1;padding:6px;font-size:.66rem;font-weight:700;border:1px solid var(--line);border-radius:6px;background:transparent;cursor:pointer;transition:all .15s;font-family:inherit;color:var(--text)}
.sw-quick button:hover{border-color:var(--o);color:var(--o);background:rgba(255,107,43,.02)}
.sw-details{padding:14px;border:1px solid var(--line);border-radius:var(--r);margin-bottom:16px;display:flex;flex-direction:column;gap:6px}
.sw-detail-row{display:flex;justify-content:space-between;font-size:.68rem}
.sw-detail-row span:first-child{color:var(--muted)}
.sw-detail-row span:last-child{font-weight:700}
.sw-slip-val{transition:color .2s}
.sw-slip-low{color:var(--green)}.sw-slip-med{color:var(--o)}.sw-slip-high{color:var(--red)}

/* Fee breakdown in swap */
.sw-fee-split{display:flex;gap:6px;flex-wrap:wrap;margin-top:4px}
.sw-fee-chip{font-size:.56rem;padding:2px 6px;border-radius:4px;font-weight:600;display:flex;align-items:center;gap:3px}
.sw-fee-chip .dot{width:5px;height:5px;border-radius:50%}

/* Liquidity verification section */
.liq-card{border:1px solid var(--line);border-radius:var(--r2);padding:16px;margin-top:16px}
.liq-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.liq-title{font-size:.68rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}
.liq-verify{font-size:.56rem;font-weight:700;padding:3px 8px;border-radius:4px;background:rgba(22,163,74,.06);color:var(--green);display:flex;align-items:center;gap:4px}
.liq-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.liq-item{padding:10px;border:1px solid var(--line);border-radius:8px}
.liq-item-val{font-size:.82rem;font-weight:800}
.liq-item-lbl{font-size:.54rem;color:var(--muted);margin-top:2px}

/* Agent/Dealer Markets section */
.agent-section{margin-top:24px}
.agent-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap;gap:8px}
.agent-title{font-size:1rem;font-weight:900;display:flex;align-items:center;gap:8px}
.agent-sub{font-size:.72rem;color:var(--muted)}
.agent-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.agent-card{border:1px solid var(--line);border-radius:14px;padding:18px;transition:all .2s;cursor:pointer}
.agent-card:hover{border-color:rgba(255,107,43,.15);box-shadow:0 6px 20px rgba(0,0,0,.04)}
.agent-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.agent-av{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:.7rem;font-weight:800}
.agent-info{display:flex;align-items:center;gap:8px}
.agent-name{font-size:.78rem;font-weight:800}
.agent-role{font-size:.56rem;color:var(--muted)}
.agent-status{font-size:.56rem;font-weight:700;padding:2px 8px;border-radius:4px}
.agent-status.active{background:rgba(22,163,74,.06);color:var(--green)}
.agent-status.settled{background:rgba(153,153,153,.1);color:var(--muted)}
.agent-event{font-size:.82rem;font-weight:700;margin-bottom:8px;line-height:1.4}
.agent-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.agent-stat{text-align:center}
.agent-stat-val{font-size:.78rem;font-weight:800;color:var(--o)}
.agent-stat-lbl{font-size:.5rem;color:var(--muted)}

/* Agent 骨架屏 */
.agent-skeleton-card{border:1px solid var(--line);border-radius:14px;padding:18px;background:var(--bg2)}
.agent-skeleton-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.agent-skeleton-av{width:32px;height:32px;border-radius:50%;background:var(--line);animation:agent-skeleton-pulse 1.2s ease-in-out infinite}
.agent-skeleton-meta{display:flex;flex-direction:column;gap:6px}
.agent-skeleton-badge{width:52px;height:20px;border-radius:4px;background:var(--line);animation:agent-skeleton-pulse 1.2s ease-in-out infinite}
.agent-skeleton-event{display:flex;flex-direction:column;gap:6px;margin-bottom:10px}
.agent-skeleton-stats{display:flex;gap:8px;justify-content:space-between}
.agent-skeleton-line{display:block;height:14px;border-radius:4px;background:var(--line);animation:agent-skeleton-pulse 1.2s ease-in-out infinite}
.agent-skeleton-stats .agent-skeleton-line{flex:1;max-width:60px}
@keyframes agent-skeleton-pulse{0%,100%{opacity:.6}50%{opacity:1}}

/* Backend settlement card（与 liq-card / info-card 颜色一致） */
.settle-card{border:1px solid var(--line);border-radius:var(--r2);padding:16px;margin-top:16px}
.settle-title{font-size:.68rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.settle-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.settle-item{padding:12px;border:1px solid var(--line);border-radius:10px;background:var(--bg2)}
.settle-item-val{font-size:.88rem;font-weight:800}
.settle-item-lbl{font-size:.56rem;color:var(--muted);margin-top:2px}

/* Market info */
.info-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:16px}
.info-card{padding:14px;border:1px solid var(--line);border-radius:var(--r2)}
.info-card-label{font-size:.56rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}
.info-card-val{font-size:.92rem;font-weight:800;font-variant-numeric:tabular-nums}

/* Toast */
.swap-toast{position:fixed;top:80px;right:20px;padding:14px 24px;background:var(--green);color:#fff;font-size:.82rem;font-weight:700;border-radius:var(--r);box-shadow:var(--shadow2);transform:translateX(120%);transition:transform .3s ease;z-index:300}
.swap-toast.show{transform:translateX(0)}

/* 买入 USDT 后交易核验中全屏 overlay */
.ex-verify-overlay{position:fixed;inset:0;z-index:101;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.7);backdrop-filter:blur(8px)}
.ex-verify-overlay-inner{text-align:center;color:#fff}
.ex-verify-overlay-inner i{font-size:2rem;margin-bottom:12px;display:block;color:#ffd700}
.ex-verify-overlay-text{font-size:.9rem;font-weight:700;margin:0}

@media(max-width:768px){
.ex-layout{grid-template-columns:1fr}
.swap-card{position:static}
.ex-topbar{gap:12px}
.agent-grid{grid-template-columns:1fr}
.settle-grid{grid-template-columns:1fr}
}