:root{--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f1f5f9;--bg-card: #ffffff;--bg-hover: #f1f5f9;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border-color: #e2e8f0;--border-hover: #cbd5e1;--accent-primary: #3b82f6;--accent-primary-hover: #2563eb;--accent-secondary: #8b5cf6;--success: #10b981;--warning: #f59e0b;--error: #ef4444;--info: #06b6d4;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--transition: all .2s ease}[data-theme=dark]{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--bg-card: #1e293b;--bg-hover: #334155;--text-primary: #f8fafc;--text-secondary: #cbd5e1;--text-muted: #64748b;--border-color: #334155;--border-hover: #475569;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .3);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .4), 0 2px 4px -2px rgb(0 0 0 / .3);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .5), 0 4px 6px -4px rgb(0 0 0 / .4)}*{box-sizing:border-box;margin:0;padding:0}html{font-size:16px}body{font-family:Inter,Noto Sans Thai,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-secondary);color:var(--text-primary);line-height:1.6;min-height:100vh}#root{min-height:100vh;display:flex;flex-direction:column}a{color:var(--accent-primary);text-decoration:none;transition:var(--transition)}a:hover{color:var(--accent-primary-hover)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.625rem 1.25rem;font-size:.875rem;font-weight:500;border-radius:var(--radius-md);border:none;cursor:pointer;transition:var(--transition);text-decoration:none}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--accent-primary) 0%,var(--accent-secondary) 100%);color:#fff}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover:not(:disabled){background:var(--bg-hover);border-color:var(--border-hover)}.btn-success{background:var(--success);color:#fff}.btn-danger{background:var(--error);color:#fff}.btn-sm{padding:.375rem .75rem;font-size:.75rem}.btn-lg{padding:.875rem 1.75rem;font-size:1rem}.btn-icon{padding:.5rem;border-radius:var(--radius-md)}.form-group{margin-bottom:1rem}.form-label{display:block;margin-bottom:.5rem;font-size:.875rem;font-weight:500;color:var(--text-secondary)}.form-input,.form-select,.form-textarea{width:100%;padding:.625rem .875rem;font-size:.875rem;border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--bg-primary);color:var(--text-primary);transition:var(--transition)}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #3b82f626}.form-textarea{min-height:120px;resize:vertical}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow-sm)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem;padding-bottom:1rem;border-bottom:1px solid var(--border-color)}.card-title{font-size:1.125rem;font-weight:600;color:var(--text-primary)}.badge{display:inline-flex;align-items:center;padding:.25rem .625rem;font-size:.75rem;font-weight:500;border-radius:9999px}.badge-success{background:#10b9811a;color:var(--success)}.badge-warning{background:#f59e0b1a;color:var(--warning)}.badge-error{background:#ef44441a;color:var(--error)}.badge-info{background:#06b6d41a;color:var(--info)}.badge-neutral{background:var(--bg-tertiary);color:var(--text-secondary)}.table-container{overflow-x:auto;border:1px solid var(--border-color);border-radius:var(--radius-lg)}table{width:100%;border-collapse:collapse}th,td{padding:.875rem 1rem;text-align:left}th{background:var(--bg-tertiary);font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary)}td{border-top:1px solid var(--border-color);font-size:.875rem}tr:hover td{background:var(--bg-hover)}.container{max-width:100%;margin:0 auto;padding:0 1.5rem}.container-full{max-width:none;padding:0 1.5rem}.page{flex:1;padding:2rem 0}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:2rem}.page-title{font-size:1.75rem;font-weight:700;color:var(--text-primary)}.grid{display:grid;gap:1.5rem}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media(max-width:1024px){.grid-4{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.layout{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--bg-primary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;transition:width .2s ease}.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:1.5rem;border-bottom:1px solid var(--border-color)}.sidebar-logo{display:flex;align-items:center;gap:.75rem;font-size:1.25rem;font-weight:700;color:var(--text-primary)}.sidebar-logo-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--accent-primary) 0%,var(--accent-secondary) 100%);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:#fff}.sidebar-nav{flex:1;padding:1rem;overflow-y:auto}.nav-section{margin-bottom:1.5rem}.nav-section-title{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);padding:.5rem .75rem}.nav-item{display:flex;align-items:center;gap:.75rem;padding:.75rem;font-size:.875rem;font-weight:500;color:var(--text-secondary);border-radius:var(--radius-md);margin-bottom:.25rem;transition:var(--transition)}.nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-item.active{background:#3b82f61a;color:var(--accent-primary)}.sidebar-footer{padding:1rem 1.5rem;border-top:1px solid var(--border-color)}.sidebar-toggle{padding:.5rem;border:none;background:var(--bg-tertiary);color:var(--text-secondary);border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);display:flex;align-items:center;justify-content:center}.sidebar-toggle:hover{background:var(--bg-hover);color:var(--text-primary)}.sidebar.collapsed{width:70px}.sidebar.collapsed .sidebar-header{padding:1rem;flex-direction:column;gap:.75rem}.sidebar.collapsed .sidebar-logo{justify-content:center}.sidebar.collapsed .sidebar-nav{padding:.5rem}.sidebar.collapsed .nav-item{justify-content:center;padding:.75rem}.sidebar.collapsed .sidebar-footer{padding:.75rem}.sidebar.collapsed .user-menu{justify-content:center;padding:.5rem}.sidebar.collapsed+.main-content{margin-left:70px}.main-content{flex:1;margin-left:260px;transition:margin-left .2s ease}.header{background:var(--bg-primary);border-bottom:1px solid var(--border-color);padding:1rem 1.5rem;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50}.header-actions{display:flex;align-items:center;gap:1rem}.theme-toggle{padding:.5rem;border-radius:var(--radius-md);background:var(--bg-tertiary);border:none;color:var(--text-secondary);cursor:pointer;transition:var(--transition)}.theme-toggle:hover{color:var(--text-primary)}.user-menu{display:flex;align-items:center;gap:.75rem;padding:.5rem;border-radius:var(--radius-md);cursor:pointer;transition:var(--transition)}.user-menu:hover{background:var(--bg-hover)}.user-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--accent-primary) 0%,var(--accent-secondary) 100%);display:flex;align-items:center;justify-content:center;color:#fff;font-size:.875rem;font-weight:600}.stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:1.5rem;display:flex;align-items:flex-start;gap:1rem}.stat-icon{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;flex-shrink:0}.stat-content{flex:1}.stat-value{font-size:1.75rem;font-weight:700;color:var(--text-primary);line-height:1.2}.stat-label{font-size:.875rem;color:var(--text-secondary);margin-top:.25rem}.upload-zone{border:2px dashed var(--border-color);border-radius:var(--radius-lg);padding:3rem;text-align:center;cursor:pointer;transition:var(--transition)}.upload-zone:hover,.upload-zone.dragover{border-color:var(--accent-primary);background:#3b82f60d}.upload-zone-icon{width:64px;height:64px;margin:0 auto 1rem;color:var(--text-muted)}.upload-zone-text{font-size:1rem;color:var(--text-secondary);margin-bottom:.5rem}.upload-zone-hint{font-size:.875rem;color:var(--text-muted)}.file-item{display:flex;align-items:center;gap:1rem;padding:1rem;border:1px solid var(--border-color);border-radius:var(--radius-md);margin-bottom:.5rem;transition:var(--transition)}.file-item:hover{background:var(--bg-hover)}.file-icon{width:40px;height:40px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;flex-shrink:0}.file-info{flex:1;min-width:0}.file-name{font-weight:500;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-meta{font-size:.75rem;color:var(--text-muted);display:flex;gap:.75rem;margin-top:.25rem}.tooltip-container{position:relative}.tooltip{position:absolute;z-index:1000;padding:1rem;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);min-width:280px;max-width:400px;opacity:0;visibility:hidden;transition:opacity .2s,visibility .2s}.tooltip-container:hover .tooltip{opacity:1;visibility:visible}.tooltip-title{font-weight:600;margin-bottom:.75rem;padding-bottom:.5rem;border-bottom:1px solid var(--border-color)}.tooltip-row{display:flex;justify-content:space-between;padding:.25rem 0;font-size:.8125rem}.tooltip-label{color:var(--text-muted)}.tooltip-value{color:var(--text-primary);font-weight:500}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal{background:var(--bg-card);border-radius:var(--radius-xl);width:100%;max-width:600px;max-height:90vh;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow-lg)}.modal-lg{max-width:900px}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:1.25rem 1.5rem;border-bottom:1px solid var(--border-color)}.modal-title{font-size:1.125rem;font-weight:600}.modal-close{padding:.5rem;border:none;background:none;color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);transition:var(--transition)}.modal-close:hover{background:var(--bg-hover);color:var(--text-primary)}.modal-body{padding:1.5rem;overflow-y:auto;flex:1}.modal-footer{display:flex;align-items:center;justify-content:flex-end;gap:.75rem;padding:1.25rem 1.5rem;border-top:1px solid var(--border-color)}.alert{padding:1rem 1.25rem;border-radius:var(--radius-md);display:flex;align-items:flex-start;gap:.75rem;margin-bottom:1rem}.alert-success{background:#10b9811a;border:1px solid rgba(16,185,129,.2);color:var(--success)}.alert-error{background:#ef44441a;border:1px solid rgba(239,68,68,.2);color:var(--error)}.alert-warning{background:#f59e0b1a;border:1px solid rgba(245,158,11,.2);color:var(--warning)}.loading-spinner{width:24px;height:24px;border:3px solid var(--border-color);border-top-color:var(--accent-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-overlay{position:fixed;inset:0;background:#0000004d;display:flex;align-items:center;justify-content:center;z-index:2000}.progress{height:8px;background:var(--bg-tertiary);border-radius:9999px;overflow:hidden}.progress-bar{height:100%;background:linear-gradient(90deg,var(--accent-primary) 0%,var(--accent-secondary) 100%);transition:width .3s ease}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--bg-secondary) 0%,var(--bg-primary) 100%);padding:2rem}.auth-card{width:100%;max-width:420px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:2.5rem;box-shadow:var(--shadow-lg)}.auth-header{text-align:center;margin-bottom:2rem}.auth-logo{width:64px;height:64px;background:linear-gradient(135deg,var(--accent-primary) 0%,var(--accent-secondary) 100%);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;color:#fff}.auth-title{font-size:1.5rem;font-weight:700;margin-bottom:.5rem}.auth-subtitle{color:var(--text-secondary)}.empty-state{text-align:center;padding:4rem 2rem}.empty-state-icon{width:80px;height:80px;margin:0 auto 1.5rem;color:var(--text-muted)}.empty-state-title{font-size:1.25rem;font-weight:600;margin-bottom:.5rem}.empty-state-text{color:var(--text-secondary);margin-bottom:1.5rem}.tabs{display:flex;gap:.25rem;padding:.25rem;background:var(--bg-tertiary);border-radius:var(--radius-md);margin-bottom:1.5rem}.tab{flex:1;padding:.625rem 1rem;font-size:.875rem;font-weight:500;color:var(--text-secondary);background:transparent;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition)}.tab:hover{color:var(--text-primary)}.tab.active{background:var(--bg-primary);color:var(--text-primary);box-shadow:var(--shadow-sm)}.pagination{display:flex;align-items:center;justify-content:center;gap:.25rem;margin-top:1.5rem}.pagination-btn{padding:.5rem .75rem;font-size:.875rem;color:var(--text-secondary);background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition)}.pagination-btn:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary)}.pagination-btn.active{background:var(--accent-primary);color:#fff;border-color:var(--accent-primary)}.pagination-btn:disabled{opacity:.5;cursor:not-allowed}@media(max-width:768px){.sidebar{transform:translate(-100%);transition:transform .3s ease}.sidebar.open{transform:translate(0)}.main-content{margin-left:0}}