:root{--color-primary: #00B900;--color-primary-dark: #009900;--color-primary-light: #E6F9E6;--color-sidebar-bg: #1A1F2E;--color-sidebar-hover: #252B3B;--color-sidebar-text: #A0A8BC;--color-sidebar-active:#FFFFFF;--color-sidebar-width: 240px;--color-bg: #F4F6FA;--color-surface: #FFFFFF;--color-surface-2: #F9FAFB;--color-border: #E5E7EB;--color-text-primary: #111827;--color-text-secondary:#6B7280;--color-text-disabled: #9CA3AF;--color-success: #10B981;--color-success-light: #D1FAE5;--color-warning: #F59E0B;--color-warning-light: #FEF3C7;--color-error: #EF4444;--color-error-light: #FEE2E2;--color-info: #3B82F6;--color-info-light: #DBEAFE;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--font-normal: 400;--font-medium: 500;--font-semibold: 600;--font-bold: 700;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0,0,0,.05);--shadow-md: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -1px rgba(0,0,0,.04);--shadow-lg: 0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -2px rgba(0,0,0,.04);--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);font-size:var(--text-base);font-weight:var(--font-normal);line-height:1.5;color:var(--color-text-primary);background-color:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer}input,textarea,select{font-family:inherit}img{max-width:100%;display:block}.app-shell{display:flex;min-height:100vh}.sidebar{width:var(--color-sidebar-width);min-height:100vh;background:var(--color-sidebar-bg);display:flex;flex-direction:column;position:fixed;top:0;left:0;z-index:100}.main-content{margin-left:var(--color-sidebar-width);flex:1;min-height:100vh;background:var(--color-bg);padding:var(--space-8)}.sidebar-logo{padding:var(--space-6) var(--space-6);border-bottom:1px solid rgba(255,255,255,.06);display:flex;align-items:center;gap:var(--space-3)}.sidebar-logo-icon{width:36px;height:36px;background:var(--color-primary);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:var(--font-bold);font-size:var(--text-sm);flex-shrink:0}.sidebar-logo-text{color:var(--color-sidebar-active);font-weight:var(--font-semibold);font-size:var(--text-sm);line-height:1.3}.sidebar-logo-text span{display:block;font-size:var(--text-xs);color:var(--color-sidebar-text);font-weight:var(--font-normal)}.sidebar-nav{flex:1;padding:var(--space-4) var(--space-3);display:flex;flex-direction:column;gap:var(--space-1)}.sidebar-section-label{color:var(--color-sidebar-text);font-size:var(--text-xs);font-weight:var(--font-semibold);letter-spacing:.08em;text-transform:uppercase;padding:var(--space-4) var(--space-3) var(--space-2)}.nav-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);color:var(--color-sidebar-text);font-size:var(--text-sm);font-weight:var(--font-medium);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast);text-decoration:none;border:none;background:none;width:100%;text-align:left}.nav-item:hover{background:var(--color-sidebar-hover);color:var(--color-sidebar-active)}.nav-item.active{background:#00b90026;color:var(--color-primary)}.nav-item.active .nav-icon{color:var(--color-primary)}.nav-icon{display:flex;align-items:center;flex-shrink:0}.sidebar-footer{padding:var(--space-4) var(--space-3);border-top:1px solid rgba(255,255,255,.06)}.page-header{margin-bottom:var(--space-8)}.page-title{font-size:var(--text-2xl);font-weight:var(--font-bold);color:var(--color-text-primary);line-height:var(--leading-tight, 1.25)}.page-subtitle{margin-top:var(--space-1);font-size:var(--text-sm);color:var(--color-text-secondary)}.page-header-row{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4)}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:var(--space-6)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-6)}.card-title{font-size:var(--text-base);font-weight:var(--font-semibold);color:var(--color-text-primary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:0 var(--space-4);height:40px;border-radius:var(--radius-md);font-size:var(--text-sm);font-weight:var(--font-medium);border:1px solid transparent;cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast),box-shadow var(--transition-fast);white-space:nowrap;text-decoration:none}.btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-sm{height:32px;padding:0 var(--space-3);font-size:var(--text-xs)}.btn-lg{height:48px;padding:0 var(--space-6);font-size:var(--text-base)}.btn-primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.btn-primary:hover:not(:disabled){background:var(--color-primary-dark);border-color:var(--color-primary-dark)}.btn-secondary{background:var(--color-surface);color:var(--color-text-primary);border-color:var(--color-border);box-shadow:var(--shadow-sm)}.btn-secondary:hover:not(:disabled){background:var(--color-surface-2)}.btn-danger{background:var(--color-error);color:#fff;border-color:var(--color-error)}.btn-danger:hover:not(:disabled){background:#dc2626;border-color:#dc2626}.btn-ghost{background:transparent;color:var(--color-text-secondary);border-color:transparent}.btn-ghost:hover:not(:disabled){background:var(--color-surface-2);color:var(--color-text-primary)}.btn-icon{width:40px;height:40px;padding:0;border-radius:var(--radius-md)}.btn-icon.btn-sm{width:32px;height:32px}.form-group{display:flex;flex-direction:column;gap:var(--space-2)}.form-label{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--color-text-primary)}.form-label .required{color:var(--color-error);margin-left:var(--space-1)}.form-input,.form-select,.form-textarea{width:100%;height:40px;padding:0 var(--space-3);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--text-sm);color:var(--color-text-primary);transition:border-color var(--transition-fast),box-shadow var(--transition-fast);outline:none}.form-textarea{height:auto;padding:var(--space-3);resize:vertical;min-height:100px}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.form-input::placeholder,.form-textarea::placeholder{color:var(--color-text-disabled)}.form-hint{font-size:var(--text-xs);color:var(--color-text-secondary)}.form-error{font-size:var(--text-xs);color:var(--color-error)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4)}.badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:2px var(--space-2);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--font-medium)}.badge-success{background:var(--color-success-light);color:#065f46}.badge-warning{background:var(--color-warning-light);color:#92400e}.badge-error{background:var(--color-error-light);color:#991b1b}.badge-info{background:var(--color-info-light);color:#1e40af}.badge-neutral{background:var(--color-surface-2);color:var(--color-text-secondary);border:1px solid var(--color-border)}.table-container{overflow-x:auto}.table{width:100%;border-collapse:collapse;font-size:var(--text-sm)}.table th{padding:var(--space-3) var(--space-4);text-align:left;font-size:var(--text-xs);font-weight:var(--font-semibold);color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--color-border);background:var(--color-surface-2)}.table td{padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border);color:var(--color-text-primary);vertical-align:middle}.table tr:hover td{background:var(--color-surface-2)}.table tr:last-child td{border-bottom:none}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:200;animation:fadeIn var(--transition-base)}.modal{background:var(--color-surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);width:100%;max-width:520px;max-height:90vh;overflow-y:auto;animation:slideUp var(--transition-slow)}.modal-sm{max-width:400px}.modal-lg{max-width:720px}.modal-xl{max-width:960px}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-6);border-bottom:1px solid var(--color-border)}.modal-title{font-size:var(--text-lg);font-weight:var(--font-semibold);color:var(--color-text-primary)}.modal-body{padding:var(--space-6);display:flex;flex-direction:column;gap:var(--space-4)}.modal-footer{padding:var(--space-4) var(--space-6);border-top:1px solid var(--color-border);display:flex;justify-content:flex-end;gap:var(--space-3)}.alert{display:flex;align-items:flex-start;gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius-md);font-size:var(--text-sm)}.alert-success{background:var(--color-success-light);color:#065f46}.alert-warning{background:var(--color-warning-light);color:#92400e}.alert-error{background:var(--color-error-light);color:#991b1b}.alert-info{background:var(--color-info-light);color:#1e40af}.toast-container{position:fixed;bottom:var(--space-6);right:var(--space-6);display:flex;flex-direction:column;gap:var(--space-3);z-index:300}.toast{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--color-sidebar-bg);color:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow-lg);font-size:var(--text-sm);min-width:280px;animation:slideUp var(--transition-base)}.toast-success{border-left:3px solid var(--color-success)}.toast-error{border-left:3px solid var(--color-error)}.toast-warning{border-left:3px solid var(--color-warning)}.toast-info{border-left:3px solid var(--color-info)}.skeleton{background:linear-gradient(90deg,var(--color-border) 25%,var(--color-surface-2) 50%,var(--color-border) 75%);background-size:200% 100%;animation:skeleton-loading 1.4s ease infinite;border-radius:var(--radius-md)}.spinner{width:20px;height:20px;border:2px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .6s linear infinite}.spinner-sm{width:14px;height:14px}.spinner-lg{width:32px;height:32px;border-width:3px}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-16) var(--space-8);text-align:center;color:var(--color-text-secondary)}.empty-state-icon{width:64px;height:64px;background:var(--color-surface-2);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;margin-bottom:var(--space-4);color:var(--color-text-disabled)}.empty-state-title{font-size:var(--text-base);font-weight:var(--font-semibold);color:var(--color-text-primary);margin-bottom:var(--space-2)}.empty-state-desc{font-size:var(--text-sm);margin-bottom:var(--space-6)}.upload-area{border:2px dashed var(--color-border);border-radius:var(--radius-lg);padding:var(--space-10) var(--space-8);text-align:center;cursor:pointer;transition:border-color var(--transition-fast),background var(--transition-fast)}.upload-area:hover,.upload-area.dragging{border-color:var(--color-primary);background:var(--color-primary-light)}.upload-area-icon{margin:0 auto var(--space-3);color:var(--color-text-disabled)}.upload-area-title{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--color-text-primary);margin-bottom:var(--space-1)}.upload-area-hint{font-size:var(--text-xs);color:var(--color-text-secondary)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-6)}.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:var(--space-6)}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-6)}.flex{display:flex}.flex-col{display:flex;flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:var(--space-2)}.gap-3{gap:var(--space-3)}.gap-4{gap:var(--space-4)}.gap-6{gap:var(--space-6)}.mt-4{margin-top:var(--space-4)}.mt-6{margin-top:var(--space-6)}.mt-8{margin-top:var(--space-8)}.text-sm{font-size:var(--text-sm)}.text-xs{font-size:var(--text-xs)}.text-muted{color:var(--color-text-secondary)}.font-semibold{font-weight:var(--font-semibold)}.font-medium{font-weight:var(--font-medium)}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes skeleton-loading{0%{background-position:200% 0}to{background-position:-200% 0}}