:root{--primary-50: #EEF2FF;--primary-100: #E0E7FF;--primary-200: #C7D2FE;--primary-300: #A5B4FC;--primary-400: #818CF8;--primary-500: #6366F1;--primary-600: #4F46E5;--primary-700: #4338CA;--primary-800: #3730A3;--primary-900: #312E81;--accent-50: #F0FDFA;--accent-100: #CCFBF1;--accent-200: #99F6E4;--accent-300: #5EEAD4;--accent-400: #2DD4BF;--accent-500: #14B8A6;--accent-600: #0D9488;--accent-700: #0F766E;--accent-800: #115E59;--accent-900: #134E4A;--amber-400: #FBBF24;--amber-500: #F59E0B;--amber-600: #D97706;--success-50: #F0FDF4;--success-500: #22C55E;--success-600: #16A34A;--error-50: #FEF2F2;--error-500: #EF4444;--error-600: #DC2626;--gray-50: #F9FAFB;--gray-100: #F3F4F6;--gray-200: #E5E7EB;--gray-300: #D1D5DB;--gray-400: #9CA3AF;--gray-500: #6B7280;--gray-600: #4B5563;--gray-700: #374151;--gray-800: #1F2937;--gray-900: #111827;--gray-950: #030712;--bg-primary: #FFFFFF;--bg-secondary: #F9FAFB;--bg-tertiary: #F3F4F6;--bg-card: #FFFFFF;--bg-overlay: rgba(0, 0, 0, .5);--text-primary: #111827;--text-secondary: #4B5563;--text-tertiary: #9CA3AF;--text-inverse: #FFFFFF;--border-color: #E5E7EB;--border-hover: #D1D5DB;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -2px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -4px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 8px 10px -6px rgba(0, 0, 0, .1);--shadow-glow: 0 0 20px rgba(79, 70, 229, .15);--font-family: "Cairo", -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: 1.875rem;--font-size-4xl: 2.25rem;--font-size-5xl: 3rem;--font-size-6xl: 3.75rem;--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;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--radius-full: 9999px;--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .35s ease;--z-dropdown: 100;--z-sticky: 200;--z-modal-backdrop: 300;--z-modal: 400;--z-toast: 500;--container-max: 1280px;--container-padding: var(--space-4);--navbar-height: 4rem}[data-theme=dark]{--bg-primary: #0F172A;--bg-secondary: #1E293B;--bg-tertiary: #334155;--bg-card: #1E293B;--bg-overlay: rgba(0, 0, 0, .7);--text-primary: #F1F5F9;--text-secondary: #94A3B8;--text-tertiary: #64748B;--text-inverse: #0F172A;--border-color: #334155;--border-hover: #475569;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .4);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px rgba(99, 102, 241, .25)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-family);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.7;overflow-x:hidden;transition:background-color var(--transition-base),color var(--transition-base);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--primary-600);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--primary-700)}[data-theme=dark] a{color:var(--primary-400)}[data-theme=dark] a:hover{color:var(--primary-300)}img{max-width:100%;height:auto;display:block}button{font-family:var(--font-family);cursor:pointer;border:none;background:none}input,select,textarea{font-family:var(--font-family);font-size:var(--font-size-base)}ul,ol{list-style:none}h1,h2,h3,h4,h5,h6{line-height:1.3;font-weight:700;color:var(--text-primary)}.container{width:100%;max-width:var(--container-max);margin-inline:auto;padding-inline:var(--container-padding)}.section{padding-block:var(--space-16)}.section-title{font-size:var(--font-size-3xl);font-weight:800;text-align:center;margin-bottom:var(--space-2)}.section-subtitle{font-size:var(--font-size-lg);color:var(--text-secondary);text-align:center;margin-bottom:var(--space-12);max-width:600px;margin-inline:auto}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);border-radius:var(--radius-lg);font-weight:600;font-size:var(--font-size-base);transition:all var(--transition-base);white-space:nowrap;position:relative;overflow:hidden}.btn:after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.15),transparent);opacity:0;transition:opacity var(--transition-fast)}.btn:hover:after{opacity:1}.btn:active{transform:scale(.97)}.btn-primary{background:linear-gradient(135deg,var(--primary-600),var(--primary-700));color:#fff;box-shadow:0 4px 14px #4f46e559}.btn-primary:hover{box-shadow:0 6px 20px #4f46e573;transform:translateY(-1px)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--border-color)}.btn-accent{background:linear-gradient(135deg,var(--accent-600),var(--accent-700));color:#fff;box-shadow:0 4px 14px #0d948859}.btn-accent:hover{box-shadow:0 6px 20px #0d948873;transform:translateY(-1px)}.btn-outline{background:transparent;color:var(--primary-600);border:2px solid var(--primary-600)}.btn-outline:hover{background:var(--primary-600);color:#fff}.btn-lg{padding:var(--space-4) var(--space-8);font-size:var(--font-size-lg);border-radius:var(--radius-xl)}.btn-sm{padding:var(--space-2) var(--space-4);font-size:var(--font-size-sm)}.btn-icon{width:2.5rem;height:2.5rem;padding:0;border-radius:var(--radius-full)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);overflow:hidden;transition:all var(--transition-base)}.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:var(--primary-200)}[data-theme=dark] .card:hover{border-color:var(--primary-800)}.card-body{padding:var(--space-5)}.form-group{margin-bottom:var(--space-5)}.form-label{display:block;font-size:var(--font-size-sm);font-weight:600;color:var(--text-primary);margin-bottom:var(--space-2)}.form-input{width:100%;padding:var(--space-3) var(--space-4);background:var(--bg-secondary);border:2px solid var(--border-color);border-radius:var(--radius-lg);color:var(--text-primary);font-size:var(--font-size-base);transition:all var(--transition-fast);outline:none}.form-input:focus{border-color:var(--primary-500);box-shadow:0 0 0 3px #4f46e526;background:var(--bg-primary)}.form-input.error{border-color:var(--error-500);box-shadow:0 0 0 3px #ef44441a}.form-error{font-size:var(--font-size-xs);color:var(--error-500);margin-top:var(--space-1);display:flex;align-items:center;gap:var(--space-1)}.form-select{width:100%;padding:var(--space-3) var(--space-4);background:var(--bg-secondary);border:2px solid var(--border-color);border-radius:var(--radius-lg);color:var(--text-primary);font-size:var(--font-size-base);transition:all var(--transition-fast);outline: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='%236B7280' d='M6 8.825a.5.5 0 0 1-.354-.146l-3.5-3.5a.5.5 0 0 1 .708-.708L6 7.618l3.146-3.147a.5.5 0 0 1 .708.708l-3.5 3.5A.5.5 0 0 1 6 8.825Z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:left 1rem center;padding-left:2.5rem}.form-select:focus{border-color:var(--primary-500);box-shadow:0 0 0 3px #4f46e526}.badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:700}.badge-primary{background:var(--primary-100);color:var(--primary-700)}[data-theme=dark] .badge-primary{background:#6366f133;color:var(--primary-300)}.badge-success{background:var(--success-50);color:var(--success-600)}.badge-error{background:var(--error-50);color:var(--error-600)}.badge-amber{background:#fffbeb;color:var(--amber-600)}[data-theme=dark] .badge-amber{background:#f59e0b26;color:var(--amber-400)}.badge-discount{background:linear-gradient(135deg,var(--error-500),#F97316);color:#fff;font-weight:800}.skeleton{background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--border-color) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:skeleton-pulse 1.5s ease-in-out infinite;border-radius:var(--radius-md)}@keyframes skeleton-pulse{0%{background-position:200% 0}to{background-position:-200% 0}}.skeleton-text{height:1rem;margin-bottom:var(--space-2)}.skeleton-text:last-child{width:60%}.skeleton-title{height:1.5rem;width:70%;margin-bottom:var(--space-3)}.skeleton-image{height:200px;border-radius:var(--radius-lg)}.skeleton-avatar{width:3rem;height:3rem;border-radius:var(--radius-full)}.skeleton-card{border-radius:var(--radius-xl);overflow:hidden}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translate(-30px)}to{opacity:1;transform:translate(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes countUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes progressFill{0%{width:0}}.animate-fade-in{animation:fadeIn .5s ease forwards}.animate-fade-in-up{animation:fadeInUp .6s ease forwards}.animate-fade-in-down{animation:fadeInDown .6s ease forwards}.animate-slide-in-right{animation:slideInRight .6s ease forwards}.animate-slide-in-left{animation:slideInLeft .6s ease forwards}.animate-scale-in{animation:scaleIn .4s ease forwards}.animate-float{animation:float 3s ease-in-out infinite}.stagger-children>*:nth-child(1){animation-delay:0ms}.stagger-children>*:nth-child(2){animation-delay:80ms}.stagger-children>*:nth-child(3){animation-delay:.16s}.stagger-children>*:nth-child(4){animation-delay:.24s}.stagger-children>*:nth-child(5){animation-delay:.32s}.stagger-children>*:nth-child(6){animation-delay:.4s}.stagger-children>*:nth-child(7){animation-delay:.48s}.stagger-children>*:nth-child(8){animation-delay:.56s}.spinner{width:2.5rem;height:2.5rem;border:3px solid var(--border-color);border-top-color:var(--primary-600);border-radius:var(--radius-full);animation:spin .8s linear infinite}.spinner-sm{width:1.25rem;height:1.25rem;border-width:2px}.loading-overlay{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-4);padding:var(--space-16);color:var(--text-secondary)}.progress-bar{width:100%;height:8px;background:var(--bg-tertiary);border-radius:var(--radius-full);overflow:hidden}.progress-bar-fill{height:100%;background:linear-gradient(90deg,var(--primary-500),var(--accent-500));border-radius:var(--radius-full);transition:width .8s cubic-bezier(.4,0,.2,1);animation:progressFill 1s ease forwards}.toast-container{position:fixed;top:calc(var(--navbar-height) + var(--space-4));left:var(--space-4);z-index:var(--z-toast);display:flex;flex-direction:column;gap:var(--space-2)}.toast{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-4) var(--space-5);border-radius:var(--radius-lg);background:var(--bg-card);border:1px solid var(--border-color);box-shadow:var(--shadow-xl);animation:slideInLeft .3s ease forwards;min-width:300px;max-width:450px}.toast-success{border-right:4px solid var(--success-500)}.toast-error{border-right:4px solid var(--error-500)}.toast-info{border-right:4px solid var(--primary-500)}.modal-backdrop{position:fixed;inset:0;background:var(--bg-overlay);z-index:var(--z-modal-backdrop);animation:fadeIn .2s ease;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--bg-card);border-radius:var(--radius-2xl);padding:var(--space-8);z-index:var(--z-modal);max-width:500px;width:calc(100% - var(--space-8));max-height:90vh;overflow-y:auto;animation:scaleIn .3s ease;box-shadow:var(--shadow-xl)}.modal-title{font-size:var(--font-size-xl);font-weight:700;margin-bottom:var(--space-4)}.modal-actions{display:flex;gap:var(--space-3);justify-content:flex-start;margin-top:var(--space-6)}.empty-state{text-align:center;padding:var(--space-16) var(--space-4);color:var(--text-secondary)}.empty-state-icon{font-size:4rem;margin-bottom:var(--space-4);opacity:.5}.empty-state-title{font-size:var(--font-size-xl);font-weight:700;color:var(--text-primary);margin-bottom:var(--space-2)}.empty-state-text{font-size:var(--font-size-base);max-width:400px;margin-inline:auto;margin-bottom:var(--space-6)}.grid{display:grid;gap:var(--space-6)}.grid-2,.grid-3,.grid-4{grid-template-columns:repeat(1,1fr)}@media(min-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}@media(min-width:1024px){.grid-3,.grid-4{grid-template-columns:repeat(3,1fr)}}@media(min-width:1280px){.grid-4{grid-template-columns:repeat(4,1fr)}}.text-center{text-align:center}.text-start{text-align:start}.text-gradient{background:linear-gradient(135deg,var(--primary-600),var(--accent-500));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content: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)}.mb-2{margin-bottom:var(--space-2)}.mb-4{margin-bottom:var(--space-4)}.mb-6{margin-bottom:var(--space-6)}.mb-8{margin-bottom:var(--space-8)}.mt-4{margin-top:var(--space-4)}.mt-8{margin-top:var(--space-8)}.p-4{padding:var(--space-4)}.p-6{padding:var(--space-6)}.w-full{width:100%}.h-full{height:100%}.relative{position:relative}.hidden{display:none!important}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.line-clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.line-clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.divider{height:1px;background:var(--border-color);margin-block:var(--space-6)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--gray-400);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--gray-500)}.page{min-height:calc(100vh - var(--navbar-height))}.page-header{padding-block:var(--space-10);background:var(--bg-secondary);border-bottom:1px solid var(--border-color)}.page-title{font-size:var(--font-size-3xl);font-weight:800}.page-content{padding-block:var(--space-8)}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--space-4);background:var(--bg-secondary)}.auth-card{width:100%;max-width:480px;background:var(--bg-card);border-radius:var(--radius-2xl);padding:var(--space-8);box-shadow:var(--shadow-xl);border:1px solid var(--border-color);animation:fadeInUp .5s ease}.auth-logo{text-align:center;margin-bottom:var(--space-6);display:flex;justify-content:center;align-items:center;flex-direction:column}.auth-logo h1{font-size:var(--font-size-2xl);font-weight:800}.auth-title{font-size:var(--font-size-xl);font-weight:700;text-align:center;margin-bottom:var(--space-6)}.auth-footer{text-align:center;margin-top:var(--space-6);color:var(--text-secondary);font-size:var(--font-size-sm)}.auth-footer a{font-weight:600}.file-upload{border:2px dashed var(--border-color);border-radius:var(--radius-xl);padding:var(--space-8);text-align:center;cursor:pointer;transition:all var(--transition-base);background:var(--bg-secondary)}.file-upload:hover{border-color:var(--primary-400);background:var(--primary-50)}[data-theme=dark] .file-upload:hover{background:#6366f10d}.file-upload-icon{font-size:2.5rem;margin-bottom:var(--space-2);color:var(--text-tertiary)}.file-upload-text{color:var(--text-secondary);font-size:var(--font-size-sm)}.file-preview{margin-top:var(--space-4);border-radius:var(--radius-lg);overflow:hidden;max-height:200px}.file-preview img{width:100%;object-fit:cover}.tabs{display:flex;gap:var(--space-1);background:var(--bg-tertiary);padding:var(--space-1);border-radius:var(--radius-lg);margin-bottom:var(--space-6)}.tab{flex:1;padding:var(--space-2) var(--space-4);text-align:center;border-radius:var(--radius-md);font-weight:600;font-size:var(--font-size-sm);transition:all var(--transition-fast);color:var(--text-secondary)}.tab.active{background:var(--bg-card);color:var(--primary-600);box-shadow:var(--shadow-sm)}.tab:hover:not(.active){color:var(--text-primary)}@media(min-width:768px){:root{--container-padding: var(--space-6);--navbar-height: 4.5rem}.section{padding-block:var(--space-20)}.section-title,.page-title{font-size:var(--font-size-4xl)}}@media(min-width:1024px){:root{--container-padding: var(--space-8)}.section{padding-block:var(--space-24)}}