*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary: #0b0e11;--bg-secondary: #1e2329;--bg-tertiary: #2b3139;--bg-hover: #363c45;--text-primary: #eaecef;--text-secondary: #848e9c;--text-tertiary: #5e6673;--green: #26a69a;--green-bg: rgba(38, 166, 154, .12);--red: #ef5350;--red-bg: rgba(239, 83, 80, .12);--border: #2b3139;--accent: #f0b90b;--font-mono: "JetBrains Mono", "Courier New", monospace;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif}html,body,#root{height:100%;overflow:hidden}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);font-size:13px;line-height:1.4}.app{display:flex;flex-direction:column;height:100vh}.layout{display:grid;grid-template-columns:280px 1fr 300px;flex:1;min-height:0;gap:1px;background:var(--border)}.sidebar{display:grid;grid-template-rows:1.2fr .8fr;gap:1px;background:var(--border)}.panel{background:var(--bg-secondary);overflow:hidden;display:flex;flex-direction:column}.panel-title{padding:10px 14px;font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary);border-bottom:1px solid var(--border);flex-shrink:0}.header{display:flex;align-items:center;gap:20px;padding:0 16px;height:52px;background:var(--bg-secondary);border-bottom:1px solid var(--border);flex-shrink:0}.header-logo{font-weight:700;font-size:18px;color:var(--accent);letter-spacing:-.5px}.market-selector{display:flex;gap:4px}.market-btn{background:transparent;border:1px solid transparent;color:var(--text-secondary);padding:6px 12px;border-radius:4px;cursor:pointer;font-size:12px;font-weight:500;transition:all .15s;font-family:var(--font-sans)}.market-btn:hover{background:var(--bg-tertiary)}.market-btn.active{background:var(--bg-tertiary);color:var(--text-primary);border-color:var(--border)}.ticker-price{font-family:var(--font-mono);font-size:18px;font-weight:600;margin-left:auto}.price-up{color:var(--green)}.price-down{color:var(--red)}.header-actions{display:flex;gap:8px;align-items:center}.btn{padding:6px 14px;border:none;border-radius:4px;cursor:pointer;font-size:12px;font-weight:500;font-family:var(--font-sans);transition:opacity .15s}.btn:hover{opacity:.85}.btn-accent{background:var(--accent);color:#0b0e11}.btn-flat{background:transparent;color:var(--text-secondary)}.btn-green{background:var(--green);color:#fff}.btn-red{background:var(--red);color:#fff}.login-page{display:flex;align-items:center;justify-content:center;height:100vh;background:var(--bg-primary)}.login-card{background:var(--bg-secondary);padding:40px;border-radius:12px;width:360px;border:1px solid var(--border)}.login-card h2{margin-bottom:24px;font-size:22px;text-align:center;color:var(--accent)}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:6px;font-size:12px;color:var(--text-secondary)}.form-input{width:100%;padding:10px 12px;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:6px;color:var(--text-primary);font-size:14px;font-family:var(--font-sans);outline:none;transition:border-color .15s}.form-input:focus{border-color:var(--accent)}.login-btn{width:100%;padding:12px;margin-top:8px}.login-toggle{text-align:center;margin-top:16px;font-size:12px;color:var(--text-secondary)}.login-toggle span{color:var(--accent);cursor:pointer}.login-error{color:var(--red);font-size:12px;text-align:center;margin-bottom:12px}.chart-panel{position:relative}.chart-container{flex:1;min-height:0}.orderbook{flex:1;display:flex;flex-direction:column;overflow:hidden;font-family:var(--font-mono);font-size:11.5px}.ob-header{display:grid;grid-template-columns:1fr 1fr 1fr;padding:6px 12px;color:var(--text-tertiary);font-size:10px;text-transform:uppercase;font-family:var(--font-sans);font-weight:600;letter-spacing:.3px}.ob-asks,.ob-bids{flex:1;overflow:hidden;display:flex;flex-direction:column}.ob-asks{justify-content:flex-end}.ob-row{display:grid;grid-template-columns:1fr 1fr 1fr;padding:2px 12px;position:relative;cursor:default}.ob-row:hover{background:var(--bg-hover)}.ob-row .price{font-weight:500}.ob-row .qty,.ob-row .total{text-align:right}.ob-ask .price{color:var(--red)}.ob-bid .price{color:var(--green)}.ob-depth{position:absolute;top:0;right:0;bottom:0;opacity:.08;pointer-events:none}.ob-ask .ob-depth{background:var(--red)}.ob-bid .ob-depth{background:var(--green)}.ob-spread{text-align:center;padding:6px;color:var(--text-tertiary);font-size:11px;border-top:1px solid var(--border);border-bottom:1px solid var(--border);font-family:var(--font-sans)}.ob-spread .spread-price{color:var(--text-primary);font-family:var(--font-mono);font-weight:600;font-size:14px;margin:0 6px}.trade-list{flex:1;overflow-y:auto;font-family:var(--font-mono);font-size:11.5px}.trade-header{display:grid;grid-template-columns:1fr 1fr 1fr;padding:6px 12px;color:var(--text-tertiary);font-size:10px;text-transform:uppercase;font-family:var(--font-sans);font-weight:600}.trade-row{display:grid;grid-template-columns:1fr 1fr 1fr;padding:2.5px 12px}.trade-row .price{font-weight:500}.trade-row .qty{text-align:right}.trade-row .time{text-align:right;color:var(--text-tertiary)}.order-form{padding:14px;flex:1;display:flex;flex-direction:column}.side-tabs{display:grid;grid-template-columns:1fr 1fr;gap:4px;margin-bottom:14px}.side-tab{padding:8px;border:none;border-radius:4px;cursor:pointer;font-weight:600;font-size:13px;font-family:var(--font-sans);background:var(--bg-tertiary);color:var(--text-secondary);transition:all .15s}.side-tab.active-buy{background:var(--green);color:#fff}.side-tab.active-sell{background:var(--red);color:#fff}.type-tabs{display:flex;gap:4px;margin-bottom:14px}.type-tab{padding:5px 10px;border:none;border-radius:4px;cursor:pointer;font-size:11px;font-family:var(--font-sans);font-weight:500;background:transparent;color:var(--text-secondary);transition:all .15s}.type-tab.active{background:var(--bg-tertiary);color:var(--text-primary)}.form-field{margin-bottom:10px}.form-field label{display:flex;justify-content:space-between;margin-bottom:4px;font-size:11px;color:var(--text-tertiary)}.form-field label .avail{color:var(--text-secondary);font-family:var(--font-mono);font-size:10.5px}.field-input{width:100%;padding:9px 10px;background:var(--bg-primary);border:1px solid var(--border);border-radius:4px;color:var(--text-primary);font-size:13px;font-family:var(--font-mono);outline:none}.field-input:focus{border-color:var(--accent)}.order-total{padding:10px 0;font-size:12px;color:var(--text-secondary);display:flex;justify-content:space-between}.order-total .value{color:var(--text-primary);font-family:var(--font-mono)}.submit-btn{width:100%;padding:12px;border:none;border-radius:6px;cursor:pointer;font-weight:600;font-size:14px;font-family:var(--font-sans);color:#fff;margin-top:6px;transition:opacity .15s}.submit-btn:hover{opacity:.9}.submit-btn.buy{background:var(--green)}.submit-btn.sell{background:var(--red)}.submit-btn:disabled{opacity:.4;cursor:not-allowed}.order-msg{margin-top:8px;font-size:11px;text-align:center;padding:6px;border-radius:4px}.order-msg.success{background:var(--green-bg);color:var(--green)}.order-msg.error{background:var(--red-bg);color:var(--red)}.portfolio-panel{border-top:1px solid var(--border);max-height:180px}.portfolio{display:flex;gap:1px;background:var(--border);flex:1;overflow:hidden}.portfolio-section{flex:1;background:var(--bg-secondary);padding:10px 14px;overflow-y:auto}.portfolio-section h4{font-size:11px;text-transform:uppercase;color:var(--text-tertiary);margin-bottom:8px;font-weight:600;letter-spacing:.3px}.balance-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:6px}.balance-item{background:var(--bg-primary);padding:8px 10px;border-radius:4px;font-family:var(--font-mono);font-size:11px}.balance-item .asset{color:var(--text-secondary);font-family:var(--font-sans);font-weight:600;font-size:10px;text-transform:uppercase;margin-bottom:2px}.balance-item .amount{color:var(--text-primary)}.balance-item .locked{color:var(--text-tertiary);font-size:10px}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:2px}