:root{--color-bg-primary: #0d0d0d;--color-bg-secondary: #141414;--color-bg-tertiary: #1a1a1a;--color-bg-card: rgba(30, 30, 30, .8);--color-bg-glass: rgba(255, 255, 255, .03);--color-border: rgba(255, 255, 255, .08);--color-border-hover: rgba(255, 255, 255, .15);--color-text-primary: #ffffff;--color-text-secondary: #a0a0a0;--color-text-muted: #666666;--color-accent: #ee4d2d;--color-accent-light: #ff6b4a;--color-accent-dark: #c73d20;--color-accent-gradient: linear-gradient(135deg, #ee4d2d 0%, #ff7f59 100%);--color-success: #22c55e;--color-warning: #f59e0b;--color-error: #ef4444;--color-info: #3b82f6;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-2xl: 48px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--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(238, 77, 45, .3);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 2rem;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease;--sidebar-width: 260px;--header-height: 64px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-family);background:var(--color-bg-primary);color:var(--color-text-primary);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none}input,textarea,select{font-family:inherit;font-size:inherit}img{max-width:100%;display:block}ul,ol{list-style:none}.app-container{display:flex;min-height:100vh}.main-content{flex:1;margin-left:var(--sidebar-width);min-height:100vh;background:var(--color-bg-primary)}.page-container{padding:var(--spacing-xl);max-width:1400px;margin:0 auto}.sidebar{position:fixed;left:0;top:0;width:var(--sidebar-width);height:100vh;background:var(--color-bg-secondary);border-right:1px solid var(--color-border);display:flex;flex-direction:column;z-index:100}.sidebar-header{padding:var(--spacing-lg);border-bottom:1px solid var(--color-border)}.sidebar-logo{display:flex;align-items:center;gap:var(--spacing-md)}.logo-icon{width:40px;height:40px;background:var(--color-accent-gradient);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:var(--font-size-xl);box-shadow:var(--shadow-glow)}.logo-text{font-size:var(--font-size-lg);font-weight:700;background:var(--color-accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar-nav{flex:1;padding:var(--spacing-md);overflow-y:auto}.nav-section{margin-bottom:var(--spacing-lg)}.nav-section-title{font-size:var(--font-size-xs);font-weight:600;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.1em;padding:var(--spacing-sm) var(--spacing-md);margin-bottom:var(--spacing-xs)}.nav-link{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);border-radius:var(--radius-md);color:var(--color-text-secondary);font-weight:500;transition:all var(--transition-fast);position:relative;overflow:hidden}.nav-link:before{content:"";position:absolute;left:0;top:0;width:3px;height:100%;background:var(--color-accent-gradient);transform:scaleY(0);transition:transform var(--transition-fast)}.nav-link:hover{background:var(--color-bg-glass);color:var(--color-text-primary)}.nav-link.active{background:#ee4d2d1a;color:var(--color-accent-light)}.nav-link.active:before{transform:scaleY(1)}.nav-icon{font-size:var(--font-size-lg);width:24px;text-align:center}.sidebar-footer{padding:var(--spacing-md);border-top:1px solid var(--color-border)}.user-card{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--color-bg-glass);border-radius:var(--radius-md);border:1px solid var(--color-border)}.user-avatar{width:36px;height:36px;border-radius:var(--radius-full);background:var(--color-accent-gradient);display:flex;align-items:center;justify-content:center;font-weight:600}.user-info{flex:1;min-width:0}.user-name{font-size:var(--font-size-sm);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-status{font-size:var(--font-size-xs);color:var(--color-success);display:flex;align-items:center;gap:var(--spacing-xs)}.status-dot{width:6px;height:6px;background:var(--color-success);border-radius:var(--radius-full);animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-xl)}.page-title{font-size:var(--font-size-2xl);font-weight:700}.page-subtitle{color:var(--color-text-secondary);margin-top:var(--spacing-xs)}.card{background:var(--color-bg-card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);transition:all var(--transition-normal)}.card:hover{border-color:var(--color-border-hover);box-shadow:var(--shadow-md)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-lg)}.card-title{font-size:var(--font-size-lg);font-weight:600}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:var(--spacing-lg);margin-bottom:var(--spacing-xl)}.stat-card{background:var(--color-bg-card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);display:flex;align-items:flex-start;gap:var(--spacing-lg);transition:all var(--transition-normal)}.stat-card:hover{transform:translateY(-4px);border-color:var(--color-border-hover);box-shadow:var(--shadow-lg)}.stat-icon{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:var(--font-size-xl)}.stat-icon.orange{background:#ee4d2d26;color:var(--color-accent-light)}.stat-icon.green{background:#22c55e26;color:var(--color-success)}.stat-icon.blue{background:#3b82f626;color:var(--color-info)}.stat-icon.yellow{background:#f59e0b26;color:var(--color-warning)}.stat-content{flex:1}.stat-label{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-bottom:var(--spacing-xs)}.stat-value{font-size:var(--font-size-2xl);font-weight:700}.stat-change{font-size:var(--font-size-xs);margin-top:var(--spacing-xs);display:flex;align-items:center;gap:var(--spacing-xs)}.stat-change.positive{color:var(--color-success)}.stat-change.negative{color:var(--color-error)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-md);font-weight:600;font-size:var(--font-size-sm);transition:all var(--transition-fast);white-space:nowrap}.btn-primary{background:var(--color-accent-gradient);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow)}.btn-secondary{background:var(--color-bg-glass);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn-secondary:hover{background:var(--color-bg-tertiary);border-color:var(--color-border-hover)}.btn-ghost{color:var(--color-text-secondary)}.btn-ghost:hover{color:var(--color-text-primary);background:var(--color-bg-glass)}.btn-sm{padding:var(--spacing-sm) var(--spacing-md);font-size:var(--font-size-xs)}.btn-lg{padding:var(--spacing-lg) var(--spacing-xl);font-size:var(--font-size-base)}.form-group{margin-bottom:var(--spacing-lg)}.form-label{display:block;font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-secondary);margin-bottom:var(--spacing-sm)}.form-input{width:100%;padding:var(--spacing-md);background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);transition:all var(--transition-fast)}.form-input:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px #ee4d2d1a}.form-input::placeholder{color:var(--color-text-muted)}.form-textarea{min-height:120px;resize:vertical}.form-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right var(--spacing-md) center;padding-right:var(--spacing-xl)}.table-container{overflow-x:auto;border:1px solid var(--color-border);border-radius:var(--radius-lg)}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:var(--spacing-md);text-align:left;border-bottom:1px solid var(--color-border)}.table th{background:var(--color-bg-tertiary);font-size:var(--font-size-xs);font-weight:600;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.05em}.table tr:last-child td{border-bottom:none}.table tr:hover td{background:var(--color-bg-glass)}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--spacing-lg)}.product-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;transition:all var(--transition-normal)}.product-card:hover{transform:translateY(-4px);border-color:var(--color-border-hover);box-shadow:var(--shadow-lg)}.product-image{width:100%;aspect-ratio:1;background:var(--color-bg-tertiary);display:flex;align-items:center;justify-content:center;color:var(--color-text-muted);font-size:var(--font-size-3xl)}.product-info{padding:var(--spacing-lg)}.product-name{font-weight:600;margin-bottom:var(--spacing-sm);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.product-price{font-size:var(--font-size-xl);font-weight:700;color:var(--color-accent-light)}.product-meta{display:flex;justify-content:space-between;align-items:center;margin-top:var(--spacing-md);font-size:var(--font-size-sm);color:var(--color-text-secondary)}.badge{display:inline-flex;align-items:center;padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:600}.badge-success{background:#22c55e26;color:var(--color-success)}.badge-warning{background:#f59e0b26;color:var(--color-warning)}.badge-error{background:#ef444426;color:var(--color-error)}.badge-info{background:#3b82f626;color:var(--color-info)}.empty-state{text-align:center;padding:var(--spacing-2xl);color:var(--color-text-secondary)}.empty-icon{font-size:4rem;margin-bottom:var(--spacing-lg);opacity:.5}.empty-title{font-size:var(--font-size-lg);font-weight:600;color:var(--color-text-primary);margin-bottom:var(--spacing-sm)}.upload-zone{border:2px dashed var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-2xl);text-align:center;transition:all var(--transition-fast);cursor:pointer}.upload-zone:hover{border-color:var(--color-accent);background:#ee4d2d0d}.upload-icon{font-size:3rem;color:var(--color-accent);margin-bottom:var(--spacing-md)}.tabs{display:flex;gap:var(--spacing-sm);border-bottom:1px solid var(--color-border);margin-bottom:var(--spacing-lg)}.tab{padding:var(--spacing-md) var(--spacing-lg);color:var(--color-text-secondary);font-weight:500;border-bottom:2px solid transparent;margin-bottom:-1px;transition:all var(--transition-fast)}.tab:hover{color:var(--color-text-primary)}.tab.active{color:var(--color-accent);border-color:var(--color-accent)}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-lg)}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-lg)}@media (max-width: 1024px){.grid-3{grid-template-columns:repeat(2,1fr)}}@media (max-width: 768px){.grid-2,.grid-3{grid-template-columns:1fr}.sidebar{transform:translate(-100%)}.main-content{margin-left:0}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn var(--transition-normal) ease forwards}.animate-slide-up{animation:slideUp var(--transition-slow) ease forwards}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}