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.16);--header-height: 56px;--sidebar-width: 280px;--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);font-size:var(--font-size-base);color:var(--color-text);background:var(--color-bg);line-height:1.5;min-height:100vh}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit;font-size:inherit;cursor:pointer;border:none;background:none}input,select,textarea{font-family:inherit;font-size:inherit}.app-header{height:var(--header-height);background:var(--color-surface);border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between;padding:0 20px;position:sticky;top:0;z-index:100}.header-left{display:flex;align-items:center;gap:32px}.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--color-text)}.logo:hover{text-decoration:none}.logo-text{font-size:var(--font-size-lg);font-weight:700;letter-spacing:-.02em}.header-nav{display:flex;gap:4px}.nav-link{padding:6px 14px;border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:var(--font-size-sm);font-weight:500;text-decoration:none;transition:all var(--transition-fast)}.nav-link:hover{background:var(--color-surface-hover);color:var(--color-text);text-decoration:none}.nav-link.active{background:var(--color-primary-light);color:var(--color-primary)}.header-right{display:flex;align-items:center;gap:12px}.header-btn{position:relative;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);color:var(--color-text-secondary);transition:all var(--transition-fast)}.header-btn:hover{background:var(--color-surface-hover);color:var(--color-text)}.notification-badge{position:absolute;top:4px;right:4px;width:16px;height:16px;background:var(--color-danger);color:#fff;font-size:10px;font-weight:600;border-radius:50%;display:flex;align-items:center;justify-content:center}.user-menu{position:relative}.user-avatar{width:34px;height:34px;border-radius:50%;background:var(--color-primary);color:#fff;font-size:var(--font-size-xs);font-weight:600;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);letter-spacing:.5px}.user-avatar:hover{background:var(--color-primary-dark)}.user-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:240px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(-8px);transition:all var(--transition-base);z-index:200}.user-dropdown.open{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-header{padding:14px 16px}.dropdown-name{font-weight:600;font-size:var(--font-size-base)}.dropdown-email{font-size:var(--font-size-xs);color:var(--color-text-secondary);margin-top:2px}.dropdown-role{display:inline-block;margin-top:6px;padding:2px 8px;background:var(--color-primary-light);color:var(--color-primary);border-radius:var(--radius-sm);font-size:var(--font-size-xs);font-weight:500;text-transform:capitalize}.dropdown-divider{height:1px;background:var(--color-border-light)}.dropdown-item{display:block;padding:10px 16px;color:var(--color-text);font-size:var(--font-size-sm);text-decoration:none;transition:background var(--transition-fast);width:100%;text-align:left}.dropdown-item:hover{background:var(--color-surface-hover);text-decoration:none}.dropdown-logout{color:var(--color-danger)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:8px 16px;border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:500;transition:all var(--transition-fast);white-space:nowrap;border:1px solid transparent}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-dark)}.btn-secondary{background:var(--color-surface);color:var(--color-text);border-color:var(--color-border)}.btn-secondary:hover{background:var(--color-surface-hover);border-color:var(--color-text-muted)}.btn-ghost{color:var(--color-text-secondary)}.btn-ghost:hover{background:var(--color-surface-hover);color:var(--color-text)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover{background:#c0392b}.btn-sm{padding:5px 10px;font-size:var(--font-size-xs)}.btn-lg{padding:12px 24px;font-size:var(--font-size-md)}.btn-icon{width:32px;height:32px;padding:0;border-radius:var(--radius-md)}.form-group{margin-bottom:16px}.form-label{display:block;font-size:var(--font-size-sm);font-weight:500;color:var(--color-text);margin-bottom:6px}.form-input{width:100%;padding:9px 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-base);color:var(--color-text);background:var(--color-surface);transition:border-color var(--transition-fast)}.form-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #4a90d926}.form-input::placeholder{color:var(--color-text-muted)}.form-select{width:100%;padding:9px 32px 9px 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-base);color:var(--color-text);background:var(--color-surface);appearance:none;background-image:url("data:image/svg+xml,%3Csvg width='10' height='6' 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var(--transition-base);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.modal-overlay.open{opacity:1}.modal-container{background:var(--color-surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);width:90%;max-width:480px;max-height:85vh;display:flex;flex-direction:column;transform:translateY(8px) scale(.98);transition:transform var(--transition-base)}.modal-overlay.open .modal-container{transform:translateY(0) scale(1)}.modal-wide{max-width:640px}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px 0}.modal-title{font-size:var(--font-size-lg);font-weight:600}.modal-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);font-size:20px;color:var(--color-text-muted);transition:all var(--transition-fast)}.modal-close:hover{background:var(--color-surface-hover);color:var(--color-text)}.modal-body{padding:20px 24px 24px;overflow-y:auto}.modal-overlay--image{cursor:zoom-out;padding:24px}.modal-image{max-width:100%;max-height:100%;object-fit:contain;border-radius:var(--radius-md);box-shadow:var(--shadow-xl)}.modal-image-toolbar{position:fixed;top:16px;right:16px;display:flex;gap:8px;z-index:1001}.modal-image-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff;background:#00000080;border-radius:50%;cursor:pointer;text-decoration:none;transition:background var(--transition-fast)}.modal-image-btn:hover{background:#000000b3}.toast-container{position:fixed;bottom:24px;right:24px;z-index:2000;display:flex;flex-direction:column;gap:8px}.toast{padding:12px 20px;background:var(--color-text);color:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow-lg);font-size:var(--font-size-sm);animation:toast-in .3s ease}.toast-success{background:var(--color-success)}.toast-error{background:var(--color-danger)}@keyframes toast-in{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.tabs{display:flex;border-bottom:1px solid var(--color-border);gap:0}.tab{padding:10px 20px;font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-secondary);border-bottom:2px solid transparent;margin-bottom:-1px;transition:all var(--transition-fast)}.tab:hover{color:var(--color-text)}.tab.active{color:var(--color-primary);border-bottom-color:var(--color-primary)}.empty-state{text-align:center;padding:48px 24px;color:var(--color-text-secondary)}.empty-state svg{margin-bottom:16px;opacity:.4}.empty-state h3{font-size:var(--font-size-md);font-weight:600;color:var(--color-text);margin-bottom:8px}.empty-state p{font-size:var(--font-size-sm);max-width:320px;margin:0 auto}.page{padding:24px 32px;max-width:1400px;margin:0 auto}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.page-title{font-size:var(--font-size-xl);font-weight:700;letter-spacing:-.02em}[data-tooltip]{position:relative}[data-tooltip]:hover:after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 6px);left:50%;transform:translate(-50%);padding:4px 10px;background:var(--color-text);color:#fff;font-size:var(--font-size-xs);border-radius:var(--radius-sm);white-space:nowrap;z-index:500}.page-404{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;text-align:center}.page-404 h1{font-size:72px;font-weight:700;color:var(--color-text-muted);line-height:1}.page-404 p{font-size:var(--font-size-lg);color:var(--color-text-secondary);margin:12px 0 24px}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}.checkbox-label{display:flex;align-items:center;gap:8px;font-size:var(--font-size-sm);cursor:pointer;-webkit-user-select:none;user-select:none}.checkbox-label input[type=checkbox]{width:16px;height:16px;accent-color:var(--color-primary)}.skeleton{background:linear-gradient(90deg,var(--color-border-light) 25%,var(--color-bg) 50%,var(--color-border-light) 75%);background-size:200% 100%;animation:skeleton-shimmer 1.5s infinite;border-radius:var(--radius-sm)}@keyframes skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.header-spacer{flex:1}.notifications-menu{position:relative}.notifications-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:320px;max-height:400px;display:flex;flex-direction:column;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(-8px);transition:all var(--transition-base);z-index:200;overflow:hidden}.notifications-dropdown.open{opacity:1;visibility:visible;transform:translateY(0)}.notifications-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px 12px;border-bottom:1px solid var(--color-border-light);flex-shrink:0}.notifications-title{font-size:var(--font-size-base);font-weight:600;color:var(--color-text)}.notifications-mark-read{font-size:var(--font-size-xs);color:var(--color-primary);cursor:pointer;background:none;border:none;padding:0;font-family:inherit}.notifications-mark-read:hover{color:var(--color-primary-dark);text-decoration:underline}.notifications-list{overflow-y:auto;flex:1}.notification-item{display:flex;align-items:flex-start;gap:10px;padding:12px 16px;cursor:pointer;transition:background var(--transition-fast)}.notification-item:hover{background:var(--color-surface-hover)}.notification-item--unread{background:#4a90d90a}.notification-unread-dot{width:8px;height:8px;border-radius:50%;background:var(--color-primary);flex-shrink:0;margin-top:4px}.notification-unread-dot--hidden{background:transparent}.notification-icon{flex-shrink:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);background:var(--color-surface-hover);color:var(--color-text-secondary)}.notification-content{flex:1;min-width:0}.notification-text{font-size:var(--font-size-sm);color:var(--color-text);line-height:1.4;margin:0 0 4px}.notification-time{font-size:var(--font-size-xs);color:var(--color-text-muted)}.notifications-footer{border-top:1px solid var(--color-border-light);padding:10px 16px;text-align:center}.notifications-view-all{font-size:var(--font-size-sm);color:var(--color-primary);text-decoration:none}.notifications-view-all:hover{text-decoration:underline}.breadcrumb-bar{background:var(--color-surface);border-bottom:1px solid var(--color-border-light);padding:0 20px}.breadcrumb-nav{display:flex;align-items:center;gap:4px;height:32px;font-size:var(--font-size-xs);color:var(--color-text-muted)}.breadcrumb-link{color:var(--color-text-secondary);text-decoration:none}.breadcrumb-link:hover{color:var(--color-primary)}.breadcrumb-separator{color:var(--color-text-muted);margin:0 2px;-webkit-user-select:none;user-select:none}.breadcrumb-current{color:var(--color-text);font-weight:500}[data-theme=dark]{color-scheme:dark;--color-primary: #6AABEF;--color-primary-dark: #5899DD;--color-primary-light: rgba(106, 171, 239, .15);--color-secondary: #9B85FF;--color-success: #3DDC84;--color-warning: #F5B041;--color-danger: #EF6B6B;--color-orange: #F0964A;--color-bg: #111318;--color-surface: #1A1D24;--color-surface-hover: #22262E;--color-border: #2E323A;--color-border-light: #252930;--color-text: #E4E7EC;--color-text-secondary: #9CA3AF;--color-text-muted: #6B7280;--color-text-inverse: #111318;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .5);--shadow-xl: 0 16px 48px rgba(0, 0, 0, .6)}[data-theme=dark] .notification-item--unread{background:#6aabef14}[data-theme=dark] .toast{background:var(--color-surface);border:1px solid var(--color-border)}[data-theme=high-contrast]{color-scheme:dark;--color-primary: #47A3FF;--color-primary-dark: #2B90FF;--color-primary-light: rgba(71, 163, 255, .2);--color-secondary: #B18CFF;--color-success: #00E676;--color-warning: #FFD600;--color-danger: #FF5252;--color-orange: #FF9100;--color-bg: #000000;--color-surface: #0A0A0A;--color-surface-hover: #1A1A1A;--color-border: #555555;--color-border-light: #333333;--color-text: #FFFFFF;--color-text-secondary: #D0D0D0;--color-text-muted: #999999;--color-text-inverse: #000000;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .5);--shadow-md: 0 4px 12px rgba(0, 0, 0, .6);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .7);--shadow-xl: 0 16px 48px rgba(0, 0, 0, .8)}[data-theme=high-contrast] .notification-item--unread{background:#47a3ff1f}[data-theme=high-contrast] .toast{background:var(--color-surface);border:1px solid var(--color-border)}[data-theme=high-contrast] .card{border-width:2px}[data-theme=high-contrast] .btn-primary{font-weight:600}[data-theme=high-contrast] :focus-visible{outline-width:3px}.display-settings-menu{position:relative}.display-settings-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:280px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(-8px);transition:all var(--transition-base);z-index:200;padding:12px}.display-settings-dropdown.open{opacity:1;visibility:visible;transform:translateY(0)}.ds-section{display:flex;flex-direction:column;gap:8px}.ds-label{font-size:var(--font-size-xs);font-weight:600;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.04em}.ds-divider{height:1px;background:var(--color-border-light);margin:10px 0}.ds-theme-options{display:flex;gap:6px}.ds-theme-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 4px 8px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text-secondary);font-size:var(--font-size-xs);cursor:pointer;transition:all var(--transition-fast)}.ds-theme-btn:hover{border-color:var(--color-text-muted);color:var(--color-text);background:var(--color-surface-hover)}.ds-theme-btn--active,.ds-theme-btn--active:hover{border-color:var(--color-primary);color:var(--color-primary);background:var(--color-primary-light)}.ds-font-options{display:flex;border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden}.ds-font-btn{flex:1;padding:6px 0;font-size:var(--font-size-xs);color:var(--color-text-secondary);background:var(--color-surface);border:none;border-right:1px solid var(--color-border);cursor:pointer;transition:all var(--transition-fast)}.ds-font-btn:last-child{border-right:none}.ds-font-btn:hover{background:var(--color-surface-hover);color:var(--color-text)}.ds-font-btn--active{background:var(--color-primary);color:#fff}.ds-font-btn--active:hover{background:var(--color-primary-dark);color:#fff}:focus{outline:none}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes slide-up{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes slide-down{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.fade-in{animation:fade-in .2s ease forwards}.slide-up{animation:slide-up .2s ease forwards}.slide-down{animation:slide-down .2s ease forwards}.spin{animation:spin .8s linear infinite}@media print{.app-header,.breadcrumb-bar,footer,.modal-overlay,.toast-container,.notifications-dropdown,.user-dropdown{display:none!important}*,*:before,*:after{background:transparent!important;box-shadow:none!important;color:#000!important;border-color:#ccc!important}body{font-size:12pt;line-height:1.5}.page{padding:0;max-width:100%}}@media(max-width:1024px){.page{padding:20px 24px}}@media(max-width:768px){.header-nav{display:none}.page{padding:16px}.modal-container{width:95%;max-width:none;border-radius:var(--radius-lg)}.card{padding:12px}}@media(max-width:640px){.app-header{flex-wrap:wrap;height:auto;padding:10px 16px;gap:8px;justify-content:flex-start}.header-left{order:1;gap:16px}.header-spacer{order:2}.header-right{order:3;margin-left:auto}.page{padding:12px}.modal-container{width:100%;border-radius:var(--radius-lg) var(--radius-lg) 0 0;position:fixed;bottom:0;max-height:90vh}}