:root{--color-primary:#0a192f;--color-primary-light:#112240;--color-accent:#2196f3;--color-accent-light:#64b5f6;--color-text-main:#333333;--color-text-muted:#666666;--color-text-light:#e6f1ff;--color-bg-body:#f4f7f6;--color-bg-card:#ffffff;--color-border:#e0e0e0;--chart-primary:#7952b3;--chart-secondary:#6c757d;--chart-success:#4caf50;--font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;--shadow-sm:0 1px 3px rgba(0,0,0,0.05);--shadow-md:0 4px 6px rgba(0,0,0,0.05);--shadow-lg:0 10px 15px rgba(0,0,0,0.05);--radius-sm:4px;--radius-md:8px;--radius-lg:12px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--color-bg-body);color:var(--color-text-main);line-height:1.5;-webkit-font-smoothing:antialiased}.app-container{display:flex;flex-direction:column;min-height:100vh}.header{background-color:var(--color-primary);color:var(--color-text-light);height:60px;padding:0 24px;box-shadow:var(--shadow-sm);position:-webkit-sticky;position:sticky;top:0;z-index:100}.brand,.header{display:flex;align-items:center}.brand{font-size:1.25rem;font-weight:700;color:#ff4081;margin-right:32px;gap:8px}.menu-toggle-btn{display:none;background:none;border:none;color:var(--color-text-light);cursor:pointer;padding:8px;align-items:center;justify-content:center;border-radius:var(--radius-sm);transition:background-color .2s}.menu-toggle-btn:hover{background-color:rgba(255,255,255,.08)}.nav-links{display:flex;gap:8px;flex:1 1}.nav-item{color:var(--color-text-light);text-decoration:none;padding:8px 16px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:500;transition:all .2s ease;cursor:pointer}.nav-item.active,.nav-item:hover{background-color:var(--color-accent);color:white}.nav-item.disabled{opacity:.45;cursor:not-allowed;pointer-events:none}.user-profile{gap:12px;font-size:.9rem;cursor:pointer}.avatar,.user-profile{display:flex;align-items:center}.avatar{width:32px;height:32px;border-radius:50%;background-color:var(--color-primary-light);justify-content:center}.main-content{padding:24px 32px;flex:1 1;max-width:1400px;margin:0 auto;width:100%}.breadcrumb{font-size:.85rem;color:var(--color-text-muted);margin-bottom:24px}.breadcrumb span.active{color:var(--color-text-main);font-weight:600}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;background-color:var(--color-bg-card);padding:16px 24px;border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.page-title{font-size:1.1rem;font-weight:600}.date-picker-wrap{display:flex;align-items:center;gap:8px;font-size:.9rem;color:var(--color-text-muted);cursor:pointer;padding:8px 12px;border-radius:var(--radius-sm);transition:background-color .2s}.date-picker-wrap:hover{background-color:rgba(0,0,0,.03)}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:24px;gap:24px;margin-bottom:24px}.stat-card{background-color:var(--color-bg-card);border-radius:var(--radius-md);padding:24px;text-align:center;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease;border:1px solid transparent}.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(0,0,0,.05)}.stat-title{font-size:.85rem;font-weight:600;color:var(--color-text-muted);margin-bottom:12px}.stat-value{font-size:1.75rem;font-weight:700;color:var(--color-text-main);margin-bottom:4px}.stat-subvalue{font-size:.85rem;color:var(--color-text-muted);margin-bottom:12px}.stat-change{font-size:.85rem;font-weight:600}.stat-change.positive{color:var(--chart-success)}.stat-change.neutral{color:var(--color-text-muted)}.chart-section{background-color:var(--color-bg-card);border-radius:var(--radius-md);padding:20px;box-shadow:var(--shadow-sm);margin-bottom:24px}.chart-header{font-size:.95rem;font-weight:600;color:var(--color-text-main);margin-bottom:20px;border-bottom:1px solid var(--color-border);padding-bottom:12px}.bottom-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:24px;gap:24px}.data-table{width:100%;border-collapse:collapse;margin-top:20px;font-size:.85rem}.data-table td,.data-table th{padding:12px 16px;text-align:left;border-bottom:1px solid var(--color-border)}.data-table th{font-weight:600;color:var(--color-text-muted);text-transform:capitalize}.data-table tr:last-child td{border-bottom:none}.data-table tbody tr:hover{background-color:rgba(0,0,0,.02)}.text-right{text-align:right!important}.error-screen,.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;background-color:var(--color-bg-body)}.spinner{width:40px;height:40px;border:3px solid rgba(33,150,243,.2);border-top:3px solid var(--color-accent);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:16px}@keyframes spin{to{transform:rotate(1turn)}}.error-msg{color:#f44336;margin-bottom:16px;font-weight:500}.retry-btn{padding:8px 16px;background-color:var(--color-accent);color:white;border:none;border-radius:var(--radius-sm);cursor:pointer;font-weight:500;transition:opacity .2s}.retry-btn:hover{opacity:.9}.login-container{display:flex;align-items:center;justify-content:center;height:100vh;background-color:var(--color-bg-body)}.login-card{background:var(--color-bg-card);padding:40px;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);width:100%;max-width:400px}.login-title{font-size:1.5rem;font-weight:700;margin-bottom:8px;color:var(--color-text-main)}.login-subtitle{font-size:.9rem;color:var(--color-text-muted);margin-bottom:24px}.login-error{background-color:#ffebee;color:#c62828;padding:12px;border-radius:var(--radius-sm);font-size:.85rem;font-weight:500}.login-error,.login-form .form-group{margin-bottom:16px}.login-form label{display:block;font-size:.85rem;font-weight:600;margin-bottom:8px;color:var(--color-text-main)}.login-form input{width:100%;padding:12px;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:.9rem;transition:border-color .2s}.login-form input:focus{outline:none;border-color:var(--color-accent)}.login-btn{width:100%;padding:12px;background-color:var(--color-accent);color:white;border:none;border-radius:var(--radius-sm);font-size:1rem;font-weight:600;cursor:pointer;transition:background-color .2s;margin-top:8px}.login-btn:hover{background-color:var(--color-accent-light)}.login-btn:disabled{opacity:.7;cursor:not-allowed}@media (max-width:1024px){.bottom-grid,.stats-grid{grid-template-columns:1fr}.stats-grid{gap:16px}.main-content{padding:16px}.menu-toggle-btn{display:flex;order:1}.brand{order:2;margin-right:auto}.user-profile{order:3}.header{flex-wrap:wrap;height:auto;padding:12px 16px;gap:12px;justify-content:space-between}.nav-links{order:4;flex:none;width:calc(100% + 32px);margin:12px -16px -12px;display:none;flex-direction:column;gap:2px;background-color:var(--color-primary-light);padding:8px 16px;border-top:1px solid rgba(255,255,255,.05);border-bottom:1px solid rgba(0,0,0,.15)}.nav-links.open{display:flex}.nav-item{display:block;width:100%;padding:12px 16px;border-radius:var(--radius-sm)}}.dropdown-container{position:relative;display:inline-block}.dropdown-btn{display:flex;align-items:center;gap:8px;background-color:var(--color-bg-card);border:1px solid var(--color-border);padding:6px 14px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:500;color:var(--color-text-main);cursor:pointer;transition:all .2s ease;-webkit-user-select:none;-moz-user-select:none;user-select:none;min-height:38px}.dropdown-btn:hover{background-color:rgba(0,0,0,.02);border-color:#b0b0b0}.dropdown-btn.active{border-color:var(--color-accent);box-shadow:0 0 0 2px rgba(33,150,243,.15)}.dropdown-btn-text{max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dropdown-badge{background-color:var(--color-accent);color:white;font-size:.75rem;font-weight:600;padding:2px 6px;border-radius:10px;margin-left:4px}.dropdown-menu{position:absolute;top:calc(100% + 6px);right:0;background-color:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);min-width:260px;max-width:320px;z-index:1000;padding:12px;display:flex;flex-direction:column;gap:8px;animation:dropdownFadeIn .2s ease-out}@keyframes dropdownFadeIn{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.dropdown-search-wrapper{position:relative;display:flex;align-items:center}.dropdown-search-icon{position:absolute;left:8px;color:var(--color-text-muted);display:flex;align-items:center}.dropdown-search-input{width:100%;padding:8px 8px 8px 30px;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:.85rem;color:var(--color-text-main);outline:none;transition:border-color .2s}.dropdown-search-input:focus{border-color:var(--color-accent)}.dropdown-actions{display:flex;justify-content:space-between;border-bottom:1px solid var(--color-border);padding-bottom:8px;margin-bottom:4px}.dropdown-action-btn{background:none;border:none;color:var(--color-accent);font-size:.8rem;font-weight:600;cursor:pointer;padding:4px 8px;border-radius:var(--radius-sm);transition:background-color .2s}.dropdown-action-btn:hover{background-color:rgba(33,150,243,.08)}.dropdown-list{max-height:200px;overflow-y:auto;display:flex;flex-direction:column}.dropdown-list::-webkit-scrollbar{width:6px}.dropdown-list::-webkit-scrollbar-track{background:transparent}.dropdown-list::-webkit-scrollbar-thumb{background-color:rgba(0,0,0,.15);border-radius:10px}.dropdown-list::-webkit-scrollbar-thumb:hover{background-color:rgba(0,0,0,.25)}.dropdown-item{display:flex;align-items:center;gap:8px;padding:8px;border-radius:var(--radius-sm);cursor:pointer;transition:background-color .2s;-webkit-user-select:none;-moz-user-select:none;user-select:none}.dropdown-item:hover{background-color:rgba(0,0,0,.02)}.dropdown-checkbox{width:16px;height:16px;border-radius:3px;border:1px solid var(--color-border);display:flex;align-items:center;justify-content:center;transition:all .15s ease;color:transparent;background-color:transparent}.dropdown-item.selected .dropdown-checkbox{background-color:var(--color-accent);border-color:var(--color-accent);color:white}.dropdown-text{font-size:.85rem;color:var(--color-text-main);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1 1}.dropdown-no-results{font-size:.8rem;padding:16px 0}.dashboard-empty-state,.dropdown-no-results{color:var(--color-text-muted);text-align:center}.dashboard-empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 20px;background-color:var(--color-bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);gap:16px;margin-top:24px}.dashboard-empty-state-title{font-size:1.2rem;font-weight:600;color:var(--color-text-main)}