:root{--bg: #0d1117;--bg-card: #161b22;--bg-input: #21262d;--border: #30363d;--text: #e6edf3;--text-muted: #8b949e;--accent: #f7931a;--accent-hover: #ffaa33;--green: #3fb950;--green-bg: rgba(63,185,80,.1);--red: #f85149;--red-bg: rgba(248,81,73,.1);--blue: #58a6ff;--radius: 8px;--shadow: 0 2px 8px rgba(0,0,0,.3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,monospace;background:var(--bg);color:var(--text);min-height:100vh}header{display:flex;justify-content:space-between;align-items:center;padding:12px 24px;border-bottom:1px solid var(--border);background:var(--bg-card)}.header-left{display:flex;align-items:baseline;gap:12px}.header-left h1{font-size:1.3rem;font-weight:700}.accent{color:var(--accent)}.subtitle{font-size:.8rem;color:var(--text-muted)}.header-right{display:flex;align-items:center;gap:12px}.status-badge{display:flex;align-items:center;gap:6px;padding:4px 10px;border-radius:12px;font-size:.75rem;background:var(--bg-input);border:1px solid var(--border)}.status-badge .dot{width:8px;height:8px;border-radius:50%}.status-badge.online .dot{background:var(--green);box-shadow:0 0 6px var(--green)}.status-badge.offline .dot{background:var(--red)}.price-badge{padding:4px 10px;border-radius:12px;font-size:.8rem;font-weight:600;background:var(--bg-input);border:1px solid var(--border);color:var(--accent)}.btn{padding:8px 16px;border-radius:var(--radius);font-size:.85rem;cursor:pointer;border:1px solid var(--border);transition:all .2s;font-family:inherit}.btn-primary{background:var(--accent);color:#000;border-color:var(--accent);font-weight:600}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-outline{background:transparent;color:var(--text)}.btn-outline:hover{background:var(--bg-input)}.btn-danger{background:var(--red);color:#fff;border-color:var(--red)}.btn-large{padding:12px 24px;font-size:1rem;width:100%}.btn-small{padding:4px 10px;font-size:.75rem}.btn-take{padding:4px 12px;font-size:.75rem;border-radius:4px}.btn-take.sell{background:var(--green-bg);color:var(--green);border-color:var(--green)}.btn-take.buy{background:var(--red-bg);color:var(--red);border-color:var(--red)}.btn-take:hover{opacity:.8}.tabs{display:flex;gap:0;border-bottom:1px solid var(--border);background:var(--bg-card);padding:0 24px}.tab{padding:12px 20px;background:transparent;border:none;border-bottom:2px solid transparent;color:var(--text-muted);cursor:pointer;font-size:.85rem;font-family:inherit;transition:all .2s}.tab:hover{color:var(--text)}.tab.active{color:var(--accent);border-bottom-color:var(--accent)}main{padding:20px 24px;max-width:1200px;margin:0 auto}.tab-content{display:none}.tab-content.active{display:block}.filters{display:flex;gap:10px;align-items:center;margin-bottom:16px;flex-wrap:wrap}.filters select{padding:6px 12px;background:var(--bg-input);border:1px solid var(--border);color:var(--text);border-radius:var(--radius);font-size:.8rem;font-family:inherit}.badge{padding:3px 10px;border-radius:12px;font-size:.75rem;background:var(--bg-input);border:1px solid var(--border)}.badge.muted{color:var(--text-muted)}.orderbook-container{display:flex;flex-direction:column;gap:20px}.ob-section{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.ob-section h3{padding:10px 16px;font-size:.9rem;border-bottom:1px solid var(--border)}.sell-header{background:var(--red-bg)}.buy-header{background:var(--green-bg)}.ob-table{width:100%;border-collapse:collapse;font-size:.85rem}.ob-table th{padding:8px 12px;text-align:left;font-weight:600;font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border)}.ob-table td{padding:8px 12px;border-bottom:1px solid var(--border)}.ob-table tr:hover{background:var(--bg-input)}.ob-table tr:last-child td{border-bottom:none}.sell-row td:nth-child(2){color:var(--red);font-weight:600}.buy-row td:nth-child(2){color:var(--green);font-weight:600}.empty-msg{padding:24px;text-align:center;color:var(--text-muted);font-style:italic}.stars{color:var(--accent);font-size:.8rem}.rating-count{font-size:.7rem;color:var(--text-muted)}.create-form{max-width:500px;margin:0 auto}.create-form h2{margin-bottom:20px}.form-row{margin-bottom:16px}.form-row label{display:block;font-size:.8rem;color:var(--text-muted);margin-bottom:4px}.form-row input,.form-row select,.form-row textarea{width:100%;padding:10px 14px;background:var(--bg-input);border:1px solid var(--border);color:var(--text);border-radius:var(--radius);font-size:.9rem;font-family:inherit}.form-row input:focus,.form-row select:focus,.form-row textarea:focus{outline:none;border-color:var(--accent)}.toggle-group{display:flex;gap:0}.toggle{flex:1;padding:10px;border:1px solid var(--border);background:var(--bg-input);color:var(--text-muted);cursor:pointer;font-family:inherit;font-size:.9rem;transition:all .2s}.toggle:first-child{border-radius:var(--radius) 0 0 var(--radius)}.toggle:last-child{border-radius:0 var(--radius) var(--radius) 0}.toggle.active{background:var(--accent);color:#000;font-weight:600;border-color:var(--accent)}.preview-box{padding:12px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);font-size:.85rem}.trades-container h2{margin-bottom:16px}.trade-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:12px}.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}.info-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.info-card label{font-size:.75rem;color:var(--text-muted);display:block;margin-bottom:4px}.info-card .value{font-size:1.2rem;font-weight:700}.modal{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000b3;z-index:100;display:flex;justify-content:center;align-items:center}.modal-content{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;max-width:480px;width:90%;max-height:80vh;overflow-y:auto}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.modal-close{background:transparent;border:none;color:var(--text);font-size:1.5rem;cursor:pointer}.wallet-view{display:flex;flex-direction:column;gap:12px}.wallet-info{display:grid;gap:8px}.wallet-info label{font-size:.75rem;color:var(--text-muted)}.wallet-info code{font-size:.8rem;word-break:break-all;background:var(--bg-input);padding:8px;border-radius:4px}.seed-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;background:var(--bg-input);padding:16px;border-radius:var(--radius);border:1px solid var(--accent)}.seed-word{font-size:.85rem;padding:4px}.seed-word .num{color:var(--text-muted);font-size:.7rem;margin-right:4px}.warning{color:var(--accent);font-weight:600;font-size:.85rem;padding:10px;background:#f7931a1a;border-radius:var(--radius)}footer{display:flex;justify-content:center;gap:8px;padding:12px 24px;font-size:.75rem;color:var(--text-muted);border-top:1px solid var(--border);margin-top:40px;flex-wrap:wrap}footer a{color:var(--accent);text-decoration:none}@media(max-width:768px){header{flex-direction:column;gap:8px}.header-right{flex-wrap:wrap;justify-content:center}main{padding:12px}.ob-table{font-size:.75rem}.ob-table th,.ob-table td{padding:6px 8px}.filters{gap:6px}.seed-grid{grid-template-columns:repeat(2,1fr)}}.modal-trade{max-width:520px}.trade-summary{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:16px}.trade-summary-row{display:flex;justify-content:space-between;align-items:center;padding:6px 0;border-bottom:1px solid rgba(255,255,255,.05);font-size:.9rem}.trade-summary-row:last-child{border-bottom:none}.trade-summary-row label{color:var(--text-muted);font-size:.8rem}.role-buyer{color:var(--green);font-weight:700}.role-seller{color:var(--red);font-weight:700}.trade-status-container{margin:12px 0;min-height:32px}.trade-status-badge{display:inline-block;padding:8px 16px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);font-size:.9rem;font-weight:600}.trade-status-badge.error{border-color:var(--red);color:var(--red)}.invoice-section{margin:12px 0}.invoice-section label{font-size:.8rem;color:var(--text-muted);display:block;margin-bottom:6px}.invoice-section textarea{width:100%;padding:10px;background:var(--bg-input);border:1px solid var(--border);color:var(--text);border-radius:var(--radius);font-family:monospace;font-size:.8rem;resize:vertical}.invoice-display{font-family:monospace;font-size:.7rem;word-break:break-all;background:var(--bg-input);padding:8px;border-radius:var(--radius);color:var(--accent);margin-top:6px}.trade-actions{display:flex;flex-direction:column;gap:8px;margin-top:16px}.btn-success{background:var(--green);color:#000;border:none;font-weight:700}.btn-success:hover{opacity:.85}.trade-note{font-size:.75rem;color:var(--text-muted);margin-top:12px;padding:8px;background:#ffa50012;border-radius:var(--radius)}.trade-card-header{display:flex;justify-content:space-between;margin-bottom:8px}.trade-role{font-weight:700;font-size:.9rem}.trade-time{font-size:.75rem;color:var(--text-muted)}.trade-details{display:flex;gap:8px;flex-wrap:wrap;font-size:.85rem;margin-bottom:8px;color:var(--text-muted)}.trade-status-row{font-size:.8rem;font-weight:600;padding:6px 10px;background:var(--bg-input);border-radius:4px;display:inline-block;margin-bottom:8px}