:root{--primary: #6366f1;--primary-light: #818cf8;--primary-dark: #4f46e5;--ask-color: #f43f5e;--ask-light: #fda4af;--ask-bg: rgba(244, 63, 94, .1);--bid-color: #10b981;--bid-light: #6ee7b7;--bid-bg: rgba(16, 185, 129, .1);--bg-primary: #0f0f1a;--bg-secondary: #1a1a2e;--bg-tertiary: #252542;--bg-card: linear-gradient(145deg, #1e1e35, #16162b);--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #64748b;--border-color: rgba(99, 102, 241, .2);--border-light: rgba(255, 255, 255, .05);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 20px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .5);--shadow-glow: 0 0 30px rgba(99, 102, 241, .3);--transition-fast: .15s ease;--transition-normal: .3s ease;--transition-slow: .5s ease;--sidebar-width: 200px;--header-height: 80px;--border-radius: 12px;--border-radius-lg: 16px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:14px;scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh;overflow-x:hidden}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--primary-dark);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--primary)}.app-container{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--bg-secondary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;position:fixed;height:100vh;z-index:200;overflow:hidden;transition:transform var(--transition-normal)}.sidebar-collapsed .sidebar{transform:translate(-100%)}.sidebar-header{padding:24px;border-bottom:1px solid var(--border-light);background:linear-gradient(135deg,var(--primary-dark) 0%,var(--bg-secondary) 100%)}.logo{display:flex;align-items:center;gap:12px}.logo-icon{font-size:32px;filter:drop-shadow(0 0 10px rgba(99,102,241,.5))}.logo-text{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--text-primary),var(--primary-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.subtitle{margin-top:4px;color:var(--text-muted);font-size:.85rem}.search-section{padding:16px 24px}.search-box{position:relative}.search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--text-muted);pointer-events:none}.search-box input{width:100%;padding:12px 16px 12px 44px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius);color:var(--text-primary);font-size:.95rem;transition:var(--transition-fast)}.search-box input::placeholder{color:var(--text-muted)}.search-box input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #6366f133}.file-info{padding:0 24px 16px;display:grid;grid-template-columns:1fr 1fr;gap:12px}.info-card{background:var(--bg-tertiary);padding:12px;border-radius:var(--border-radius);text-align:center}.info-label{display:block;font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}.info-value{font-weight:600;color:var(--primary-light)}.range-select{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:4px;color:var(--text-primary);font-size:.8rem;padding:2px 4px;margin-bottom:6px;width:100%;cursor:pointer;outline:none}.range-select:focus{border-color:var(--primary)}.info-value-group{display:flex;flex-direction:column;align-items:center}.info-sub-value{display:block;font-size:.85rem;color:var(--text-muted);margin-top:6px}.items-section{flex:1;display:flex;flex-direction:column;overflow:hidden;border-top:1px solid var(--border-light)}.items-section h3{padding:16px 24px;font-size:.9rem;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted)}.items-list{flex:1;overflow-y:auto;padding:0 12px 24px}.item-entry{padding:12px 16px;margin-bottom:4px;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition-fast);display:flex;justify-content:space-between;align-items:center}.item-entry:hover{background:var(--bg-tertiary)}.item-entry.active{background:linear-gradient(135deg,var(--primary-dark),var(--primary));box-shadow:var(--shadow-glow)}.item-entry .item-name{font-weight:500;color:var(--text-primary);word-break:break-word}.item-entry .item-levels{font-size:.75rem;color:var(--text-muted);background:var(--bg-primary);padding:2px 8px;border-radius:20px;margin-left:8px;flex-shrink:0}.item-entry.active .item-levels{background:rgba(255,255,255,.2);color:var(--text-primary)}.loading-spinner{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px;color:var(--text-muted)}.spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:16px}@keyframes spin{to{transform:rotate(360deg)}}.sidebar-menu{padding:16px 12px;display:flex;flex-direction:column;gap:8px}.menu-item{padding:14px 16px;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition-fast);display:flex;align-items:center;gap:12px;color:var(--text-secondary)}.menu-item:hover{background:var(--bg-tertiary);color:var(--text-primary)}.menu-item.active{background:linear-gradient(135deg,var(--primary-dark),var(--primary));color:#fff;box-shadow:var(--shadow-glow)}.menu-icon{font-size:1.25rem}.menu-text{font-weight:600;font-size:1rem}.sidebar-spacer{flex:1}.main-content{flex:1;margin-left:var(--sidebar-width);padding:15px 25px 25px 20px;min-height:100vh;background:var(--bg-primary);transition:margin-left var(--transition-normal)}.sidebar-collapsed .main-content{margin-left:0}.sidebar-toggle{position:fixed;left:20px;top:20px;width:40px;height:40px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:10px;color:var(--text-primary);cursor:pointer;z-index:1000;display:flex;align-items:center;justify-content:center;transition:all .2s ease;box-shadow:var(--shadow-sm)}.sidebar-toggle:hover,.lang-btn:hover{background:var(--primary);border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-md);color:#fff}.sidebar-toggle .toggle-icon{font-size:20px}.welcome-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;text-align:center;animation:fadeIn .5s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.welcome-icon{font-size:80px;margin-bottom:24px;filter:drop-shadow(0 0 30px rgba(99,102,241,.5));animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.welcome-screen h1{font-size:2.5rem;font-weight:700;margin-bottom:12px;background:linear-gradient(135deg,var(--text-primary),var(--primary-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.welcome-screen>p{color:var(--text-secondary);font-size:1.1rem;margin-bottom:40px}.quick-tips{display:flex;gap:24px}.tip{display:flex;align-items:center;gap:12px;background:var(--bg-secondary);padding:16px 24px;border-radius:var(--border-radius);border:1px solid var(--border-color)}.tip-icon{font-size:1.5rem}.chart-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:24px;flex-wrap:wrap;gap:16px}.item-info h1{font-size:2rem;font-weight:700;margin-bottom:8px;background:linear-gradient(135deg,var(--text-primary),var(--primary-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.item-badges{display:flex;gap:8px}.badge{display:inline-flex;align-items:center;padding:4px 12px;background:var(--primary);color:#fff;border-radius:20px;font-size:.85rem;font-weight:500}.badge-secondary{background:var(--bg-tertiary);color:var(--text-secondary)}.level-selector{display:flex;align-items:center;gap:12px}.level-selector label{color:var(--text-secondary)}.level-selector select{padding:10px 16px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius);color:var(--text-primary);font-size:1rem;cursor:pointer;min-width:140px}.level-selector select:focus{outline:none;border-color:var(--primary)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-bottom:32px}.stat-card{background:var(--bg-card);border-radius:var(--border-radius-lg);padding:24px;border:1px solid var(--border-color);transition:var(--transition-normal)}.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.stat-card.ask{border-left:4px solid var(--ask-color)}.stat-card.bid{border-left:4px solid var(--bid-color)}.stat-card.spread{border-left:4px solid var(--primary)}.stat-header{display:flex;align-items:center;gap:10px;margin-bottom:16px}.stat-icon{font-size:1.5rem}.stat-title{font-weight:600;color:var(--text-primary)}.stat-content{display:flex;flex-direction:column;gap:12px}.stat-row{display:flex;justify-content:space-between;align-items:center}.stat-label{color:var(--text-muted);font-size:.9rem}.stat-value{font-weight:600;font-size:1.1rem}.stat-card.ask .stat-value{color:var(--ask-color)}.stat-card.bid .stat-value{color:var(--bid-color)}.stat-card.spread .stat-value{color:var(--primary-light)}.stat-change.positive{color:var(--bid-color)!important}.stat-change.negative{color:var(--ask-color)!important}.chart-wrapper{background:var(--bg-card);border-radius:var(--border-radius-lg);padding:24px;margin-bottom:32px;border:1px solid var(--border-color)}.chart-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.chart-title h2{font-size:1.25rem;font-weight:600}.chart-legend{display:flex;gap:20px}.legend-item{display:flex;align-items:center;gap:8px;font-size:.9rem;color:var(--text-secondary)}.legend-dot{width:12px;height:12px;border-radius:50%}.legend-item.ask .legend-dot{background:var(--ask-color)}.legend-item.bid .legend-dot{background:var(--bid-color)}.chart-canvas-wrapper{height:400px;position:relative}.table-wrapper{background:var(--bg-card);border-radius:var(--border-radius-lg);padding:24px;border:1px solid var(--border-color)}.table-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.table-header h2{font-size:1.25rem;font-weight:600}.btn-export{display:flex;align-items:center;gap:8px;padding:10px 20px;background:var(--bg-tertiary);border:1px solid 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#6366f133}.overview-search::placeholder{color:var(--text-muted)}.clear-search-btn{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--text-muted);font-size:20px;line-height:1;cursor:pointer;padding:4px;transition:var(--transition-fast)}.clear-search-btn:hover{color:var(--text-primary)}.overview-sort{padding:12px 16px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius);color:var(--text-primary);font-size:.95rem;cursor:pointer;min-width:140px}.overview-sort:focus{outline:none;border-color:var(--primary)}.category-filters{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.category-filters label{display:inline-flex;align-items:center;gap:4px;padding:6px 10px;background:var(--bg-tertiary);border:1px solid 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var(--border-color);border-radius:var(--border-radius);color:var(--text-primary);font-size:.9rem;cursor:pointer;transition:var(--transition-fast);margin-bottom:20px}.btn-back:hover{background:var(--primary);border-color:var(--primary)}.btn-back svg{width:18px;height:18px}.mini-chart-popover{position:fixed;z-index:2000;width:450px;max-width:calc(100vw - 20px);background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg),var(--shadow-glow);overflow:hidden;animation:popIn .3s cubic-bezier(.34,1.56,.64,1);pointer-events:auto}@keyframes popIn{0%{opacity:0;transform:scale(.9) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}.mini-chart-header{padding:12px 16px;background:var(--bg-tertiary);border-bottom:1px solid var(--border-light);display:flex;justify-content:space-between;align-items:center}.mini-chart-header 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0 8px rgba(255,202,40,.4);font-size:1.5rem}.toast-container{position:fixed;top:30px;left:50%;transform:translate(-50%);z-index:9999;display:flex;flex-direction:column;align-items:center;gap:10px;pointer-events:none}.toast{background:rgba(30,41,59,.95);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:var(--text-primary);padding:12px 24px;border-radius:var(--border-radius-lg);border:1px solid var(--primary);box-shadow:var(--shadow-lg),var(--shadow-glow);font-size:.95rem;font-weight:500;display:flex;align-items:center;gap:10px;animation:toastIn .3s cubic-bezier(.34,1.56,.64,1),toastOut .3s ease forwards 3s;pointer-events:auto}@keyframes toastIn{0%{transform:translateY(-20px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes toastOut{0%{transform:translateY(0);opacity:1}to{transform:translateY(-20px);opacity:0}}.toast-icon{font-size:1.2rem}.sync-time{font-size:.9rem;color:var(--text-muted);font-weight:400;margin-left:12px}.preview-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.6);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:9000;animation:fadeIn .3s ease}.preview-popup{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);width:95%;max-width:550px;background:#1e1e35;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg),var(--shadow-glow);z-index:9001;padding:20px;display:flex;flex-direction:column;animation:modalIn .3s cubic-bezier(.34,1.56,.64,1)}@keyframes modalIn{0%{transform:translate(-50%,-45%);opacity:0}to{transform:translate(-50%,-50%);opacity:1}}.preview-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--border-light)}.preview-header h3{font-size:1.2rem;color:var(--text-primary);margin:0}.preview-close{background:none;border:none;color:var(--text-muted);font-size:1.8rem;cursor:pointer;line-height:1;transition:var(--transition-fast)}.preview-close:hover{color:var(--ask-color)}.preview-chart-wrapper{height:300px;width:100%}.stats-detail-table{width:100%;border-collapse:collapse}.stats-detail-table th,.stats-detail-table td{padding:12px 16px;border-bottom:1px solid var(--border-light)}.stats-detail-table th{background:rgba(255,255,255,.03);font-size:.85rem;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted)}.stats-detail-table th.ask-header{color:var(--ask-light);border-bottom:2px solid var(--ask-color)}.stats-detail-table th.bid-header{color:var(--bid-light);border-bottom:2px solid var(--bid-color)}.stat-label-cell{font-weight:600;color:var(--text-secondary);width:30%}.stat-divider td{padding:0;height:1px;background:var(--border-color);border:none}.stats-detail-table tr:hover td{background:rgba(99,102,241,.05)}.stats-detail-table td.ask-cell{color:var(--ask-color);font-weight:500}.stats-detail-table td.bid-cell{color:var(--bid-color);font-weight:500}.stats-detail-table td small{display:block;color:var(--text-muted);font-weight:400;font-size:.75rem;margin-top:2px}.preview-loading{height:300px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--text-muted)}.about-desc.inspiration{margin-top:0rem;margin-bottom:1rem;padding-top:1rem;border-top:1px solid var(--border-light)}.about-desc.inspiration a{color:var(--primary-light);text-decoration:none;font-weight:500}.about-desc.inspiration a:hover{text-decoration:underline}.language-selector{position:fixed;top:20px;right:20px;z-index:1000}.lang-btn{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:10px;padding:0 16px;height:40px;color:var(--text-primary);cursor:pointer;display:flex;align-items:center;gap:8px;font-size:14px;transition:all .2s ease;box-shadow:var(--shadow-sm)}.lang-dropdown{position:absolute;top:calc(100% + 8px);right:0;background:#1a1a1a;border:1px solid rgba(255,255,255,.1);border-radius:12px;overflow:hidden;min-width:120px;box-shadow:0 8px 24px #0003;animation:fadeInDown .2s ease}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.lang-dropdown button{width:100%;padding:10px 16px;background:none;border:none;color:#e0e0e0;text-align:left;cursor:pointer;font-size:14px;transition:background .2s ease}.lang-dropdown button:hover{background:rgba(255,255,255,.05);color:#fff}@media (max-width: 768px){.sidebar-toggle{top:15px;left:15px;width:36px;height:36px}.language-selector{top:15px;right:15px}.lang-btn{height:36px;padding:0 12px;font-size:13px;border-radius:8px}}