.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border:none;border-radius:var(--radius-md);font-size:var(--text-md);font-weight:var(--weight-semibold);cursor:pointer;transition:all var(--transition-base);-webkit-user-select:none;-moz-user-select:none;user-select:none;white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.btn-primary{background:linear-gradient(180deg,var(--accent-blue) 0%,#1E53E5 100%);color:var(--text-white);box-shadow:0 2px 4px #2962ff4d}.btn-primary:hover:not(:disabled){background:linear-gradient(180deg,#1E53E5 0%,var(--accent-blue) 100%);box-shadow:0 4px 12px #2962ff66;transform:translateY(-1px)}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-success{background:linear-gradient(180deg,var(--bullish-primary) 0%,var(--bullish-dark) 100%);color:var(--text-white);box-shadow:0 2px 4px #26a69a4d}.btn-success:hover:not(:disabled){background:linear-gradient(180deg,var(--bullish-dark) 0%,var(--bullish-primary) 100%);box-shadow:0 4px 12px #26a69a66;transform:translateY(-1px)}.btn-danger{background:linear-gradient(180deg,var(--bearish-primary) 0%,var(--bearish-dark) 100%);color:var(--text-white);box-shadow:0 2px 4px #ef53504d}.btn-danger:hover:not(:disabled){background:linear-gradient(180deg,var(--bearish-dark) 0%,var(--bearish-primary) 100%);box-shadow:0 4px 12px #ef535066;transform:translateY(-1px)}.btn-secondary{background:transparent;border:1px solid var(--border-subtle);color:var(--text-primary)}.btn-secondary:hover:not(:disabled){background:var(--bg-tertiary);border-color:var(--accent-blue);color:var(--accent-blue)}.btn-icon{width:36px;height:36px;padding:0;background:var(--bg-tertiary);border:1px solid var(--border-subtle);color:var(--text-secondary)}.btn-icon:hover:not(:disabled){background:var(--bg-hover);border-color:var(--accent-blue);color:var(--accent-blue)}.btn-sm{padding:6px 12px;font-size:var(--text-sm)}.btn-lg{padding:14px 28px;font-size:var(--text-lg)}.btn-icon-sm{width:28px;height:28px}.btn-icon-lg{width:44px;height:44px}.btn-loading{position:relative;color:transparent;pointer-events:none}.btn-loading:after{content:"";position:absolute;width:16px;height:16px;top:50%;left:50%;margin-left:-8px;margin-top:-8px;border:2px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spinner .6s linear infinite}@keyframes spinner{to{transform:rotate(360deg)}}.form-group{margin-bottom:16px}.form-label{display:block;margin-bottom:6px;font-size:var(--text-sm);font-weight:var(--weight-semibold);color:var(--text-primary)}.form-label-required:after{content:" *";color:var(--error)}.form-input{width:100%;padding:10px 12px;background:var(--bg-input);border:1px solid var(--border-input);border-radius:var(--radius-md);color:var(--text-primary);font-size:var(--text-base);transition:all var(--transition-base)}.form-input:hover{border-color:var(--border-subtle)}.form-input:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 3px #2962ff1a}.form-input:disabled{opacity:.5;cursor:not-allowed;background:var(--bg-tertiary)}.form-input.error{border-color:var(--error)}.form-input.error:focus{box-shadow:0 0 0 3px var(--error-bg)}.form-select{width:100%;padding:10px 12px;background:var(--bg-input);border:1px solid var(--border-input);border-radius:var(--radius-md);color:var(--text-primary);font-size:var(--text-base);cursor:pointer;transition:all var(--transition-base)}.form-select:hover{border-color:var(--border-subtle)}.form-select:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 3px #2962ff1a}.form-checkbox{display:flex;align-items:center;gap:8px;cursor:pointer}.form-checkbox input[type=checkbox]{width:18px;height:18px;cursor:pointer;accent-color:var(--accent-blue)}.form-checkbox label{cursor:pointer;font-size:var(--text-base);color:var(--text-primary)}.form-toggle{display:flex;align-items:center;gap:12px}.toggle-switch{position:relative;width:44px;height:24px;background:var(--bg-tertiary);border-radius:12px;cursor:pointer;transition:background var(--transition-base)}.toggle-switch.active{background:var(--accent-blue)}.toggle-slider{position:absolute;top:2px;left:2px;width:20px;height:20px;background:var(--text-white);border-radius:50%;transition:transform var(--transition-base)}.toggle-switch.active .toggle-slider{transform:translate(20px)}.form-error{margin-top:4px;font-size:var(--text-xs);color:var(--error)}.form-help{margin-top:4px;font-size:var(--text-xs);color:var(--text-secondary)}.input-group{display:flex;align-items:stretch}.input-prefix,.input-suffix{display:flex;align-items:center;padding:0 12px;background:var(--bg-tertiary);border:1px solid var(--border-input);color:var(--text-secondary);font-size:var(--text-sm)}.input-prefix{border-right:none;border-radius:var(--radius-md) 0 0 var(--radius-md)}.input-suffix{border-left:none;border-radius:0 var(--radius-md) var(--radius-md) 0}.input-group .form-input{border-radius:0}.input-group .form-input:first-child{border-radius:var(--radius-md) 0 0 var(--radius-md)}.input-group .form-input:last-child{border-radius:0 var(--radius-md) var(--radius-md) 0}.modal-overlay{position:fixed;inset:0;background:#000000bf;backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{width:90%;max-width:600px;max-height:90vh;background:var(--bg-modal);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);overflow:hidden;animation:slideUp .3s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-large{max-width:800px}.modal-small{max-width:400px}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border-subtle)}.modal-title{display:flex;align-items:center;gap:12px;font-size:var(--text-xl);font-weight:var(--weight-semibold);color:var(--text-white)}.modal-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:20px;cursor:pointer;transition:all var(--transition-base)}.modal-close:hover{background:var(--bg-hover);color:var(--text-primary)}.modal-body{padding:24px;max-height:calc(90vh - 140px);overflow-y:auto}.modal-footer{display:flex;justify-content:flex-end;gap:12px;padding:16px 24px;border-top:1px solid var(--border-subtle);background:var(--bg-tertiary)}.professional-table{width:100%;background:var(--bg-secondary);border-radius:var(--radius-md);overflow:visible;-webkit-overflow-scrolling:touch}.professional-table table{min-width:100%;width:-moz-max-content;width:max-content;border-collapse:separate;border-spacing:0}.table-header{background:var(--bg-tertiary);border-bottom:2px solid var(--accent-blue);position:sticky;top:0;z-index:10}.table-header th{padding:8px 12px;color:var(--text-secondary);font-size:var(--text-xs);font-weight:var(--weight-semibold);text-transform:uppercase;letter-spacing:var(--tracking-wide);text-align:left;-webkit-user-select:none;-moz-user-select:none;user-select:none;white-space:nowrap;background:var(--bg-tertiary)}.table-row{border-bottom:1px solid var(--border-subtle);transition:background var(--transition-base)}.table-row:hover{background:var(--bg-tertiary)}.table-row td{padding:6px 12px;color:var(--text-primary);font-size:var(--text-sm);border-bottom:1px solid var(--border-subtle)}.table-row:last-child td{border-bottom:none}.table-row.profit-row{background:var(--bullish-bg);border-left:3px solid var(--bullish-primary)}.table-row.loss-row{background:var(--bearish-bg);border-left:3px solid var(--bearish-primary)}.table-row.selected{background:#2962ff1a;border-left:3px solid var(--accent-blue)}.table-cell-right{text-align:right}.table-cell-center{text-align:center}.table-empty{padding:60px 40px;text-align:center;color:var(--text-secondary)}