:root{--bg: #0f1117;--surface: #1a1d27;--surface-hover: #222633;--border: #2d3142;--text: #e4e7ec;--text-dim: #9ca3af;--primary: #3b82f6;--primary-hover: #2563eb;--green: #10b981;--red: #ef4444;--yellow: #f59e0b;--orange: #f97316}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}.app-layout{display:flex;min-height:100vh}.sidebar{width:240px;min-width:240px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.sidebar-header{display:flex;align-items:center;gap:10px;padding:20px 20px 16px;border-bottom:1px solid var(--border)}.sidebar-header h1{font-size:18px;font-weight:700}.sidebar-header .badge{background:var(--primary);color:#fff;padding:2px 8px;border-radius:4px;font-size:10px;font-weight:600}.sidebar-nav{flex:1;padding:12px 8px;display:flex;flex-direction:column;gap:4px}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 14px;border:none;background:transparent;color:var(--text-dim);border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;text-align:left;transition:all .15s}.nav-item:hover{background:var(--surface-hover);color:var(--text)}.nav-item.active{background:var(--primary);color:#fff}.nav-icon{font-size:18px;width:24px;text-align:center}.sidebar-footer{padding:16px 20px;border-top:1px solid var(--border)}.main-content{flex:1;padding:24px;max-width:1200px;overflow-x:auto}.header{display:flex;align-items:center;gap:12px;margin-bottom:24px}.header h1{font-size:24px;font-weight:700}.header .subtitle{color:var(--text-dim);font-size:13px}.header .badge{background:var(--primary);color:#fff;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:600}.panel{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:20px;margin-bottom:20px}.panel-title{font-size:14px;font-weight:600;margin-bottom:16px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em}.form-row{display:flex;flex-wrap:wrap;gap:16px;align-items:flex-end}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:12px;color:var(--text-dim);font-weight:500}.form-group input,.form-group select{background:var(--bg);border:1px solid var(--border);color:var(--text);padding:8px 12px;border-radius:6px;font-size:14px;outline:none;transition:border-color .15s}.form-group input:focus,.form-group select:focus{border-color:var(--primary)}.form-group input[type=date]{color-scheme:dark}.mode-toggle{display:inline-flex;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:3px}.mode-toggle button{background:transparent;border:none;color:var(--text-dim);padding:7px 16px;border-radius:6px;cursor:pointer;font-size:13px;font-weight:500;transition:all .15s}.mode-toggle button.active{background:var(--primary);color:#fff}.btn{background:var(--primary);color:#fff;border:none;padding:9px 20px;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;transition:background .15s}.btn:hover{background:var(--primary-hover)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--surface-hover);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.status-bar{display:flex;align-items:center;gap:12px;margin-bottom:16px;font-size:13px;color:var(--text-dim)}.spinner{width:16px;height:16px;border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error-msg{background:#ef44441a;border:1px solid var(--red);color:var(--red);padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:13px}.table-wrapper{overflow-x:auto;border-radius:8px;border:1px solid var(--border)}table{width:100%;border-collapse:collapse;font-size:13px}thead{background:var(--surface-hover)}th{text-align:left;padding:10px 14px;font-weight:600;color:var(--text-dim);font-size:12px;text-transform:uppercase;letter-spacing:.03em;cursor:pointer;-webkit-user-select:none;user-select:none;white-space:nowrap;border-bottom:1px solid var(--border)}th:hover{color:var(--text)}th.sorted-asc:after{content:" ↑"}th.sorted-desc:after{content:" ↓"}td{padding:10px 14px;border-bottom:1px solid var(--border);white-space:nowrap}tbody tr:hover{background:var(--surface-hover)}.positive{color:var(--green)}.negative{color:var(--red)}.muted{color:var(--text-dim)}.stock-code{font-weight:700;font-family:SF Mono,Monaco,monospace}.chart-container{width:100%;height:400px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:20px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:16px}.stat-card .label{font-size:11px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;margin-bottom:6px}.stat-card .value{font-size:22px;font-weight:700}.stat-card .value.positive{color:var(--green)}.stat-card .value.negative{color:var(--red)}.tabs{display:flex;gap:4px;margin-bottom:16px;border-bottom:1px solid var(--border)}.tab{background:transparent;border:none;color:var(--text-dim);padding:10px 18px;cursor:pointer;font-size:14px;font-weight:500;border-bottom:2px solid transparent;transition:all .15s}.tab.active{color:var(--text);border-bottom-color:var(--primary)}.tab:hover{color:var(--text)}.tooltip-hint{font-size:11px;color:var(--text-dim);margin-top:4px}.clickable-row{transition:background .1s}.clickable-row:hover{background:var(--surface-hover)!important}.clickable-row:hover .stock-code{color:var(--primary)}.login-container{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px}.login-box{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:40px;width:100%;max-width:380px}.login-header{text-align:center;margin-bottom:28px}.login-header h1{font-size:24px;font-weight:700;margin-bottom:4px}.login-box .form-group input{width:100%}@media (max-width: 768px){.app-layout{flex-direction:column}.sidebar{width:100%;min-width:100%;height:auto;position:relative;border-right:none;border-bottom:1px solid var(--border)}.sidebar-nav{flex-direction:row;overflow-x:auto}.nav-item{white-space:nowrap}.sidebar-footer{display:none}.main-content{padding:16px}}