@import"https://cdn.jsdelivr.net/gh/rastikerdar/vazirmatn@v33.003/Vazirmatn-font-face.css";html,body,#root{font-family:Vazirmatn,IRANSans,Segoe UI,Tahoma,Geneva,Verdana,sans-serif!important;font-weight:400;font-size:16px;line-height:1.6;direction:rtl;background-color:#f8fafc;color:#1e293b}div,span,p,a,li,td,th,label,caption,legend,h1,h2,h3,h4,h5,h6,button,input,select,textarea,option,table,thead,tbody,tr,header,footer,section,article,nav,aside,main,form,fieldset,blockquote,pre,code{font-family:Vazirmatn,IRANSans,Segoe UI,sans-serif!important}h1,h2,h3,h4,h5,h6{font-weight:700!important}p,span,div,li{font-weight:400!important}button,.btn,.action-btn,.nav-btn,.tab-btn{font-family:Vazirmatn,IRANSans,sans-serif!important;font-weight:500!important}input,textarea,select,.input-field,.search-input{font-family:Vazirmatn,IRANSans,sans-serif!important}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .5s ease forwards}::-webkit-scrollbar{width:8px;height:8px}.spinner{display:inline-block;width:20px;height:20px;border:2px solid #fff;border-top:2px solid transparent;border-radius:50%;animation:spin 1s linear infinite}.persian-numbers{font-feature-settings:"ss01"}.tabular-numbers{font-feature-settings:"tnum","ss01"}@media(max-width:768px){.desktop-only{display:none!important}body,html{font-size:14px}}@media(min-width:769px){.mobile-only{display:none!important}}:root{--primary-color: #1E40AF;--accent-color: #3B82F6;--background-color: #F9FAFB;--text-on-primary-color: #FFFFFF;--sidebar-width: 280px;--header-height: 70px}body{font-family:Vazirmatn,Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background-color:var(--background-color);color:#333;line-height:1.6}.app-container{display:flex;flex-direction:column;min-height:100vh}.app-header{background:#fff;box-shadow:0 2px 10px #0000001a;position:sticky;top:0;z-index:100;height:var(--header-height)}.header-container{display:flex;align-items:center;justify-content:space-between;padding:0 24px;height:100%;max-width:1400px;margin:0 auto}.menu-toggle{background:none;border:none;color:#666;cursor:pointer;padding:8px;display:flex;align-items:center;justify-content:center}.logo{display:flex;align-items:center;gap:10px}.logo-icon{width:32px;height:32px;background:linear-gradient(135deg,var(--primary-color),var(--accent-color));border-radius:8px}.logo-text{font-size:1.5rem;font-weight:700;color:var(--primary-color)}.search-bar{position:relative;width:400px}.search-input{width:100%;padding:12px 45px 12px 20px;border:2px solid #E5E7EB;border-radius:12px;font-size:14px;transition:all .3s;background:#f9fafb}.search-input:focus{outline:none;border-color:var(--accent-color);background:#fff}.search-icon{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:#9ca3af}.header-right{display:flex;align-items:center;gap:20px}.notification-btn{position:relative;background:none;border:none;padding:8px;cursor:pointer;color:#666}.notification-badge{position:absolute;top:-5px;right:-5px;background:#ef4444;color:#fff;font-size:12px;width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center}.user-profile{display:flex;align-items:center;gap:12px;padding:8px 16px;border-radius:12px;background:#f9fafb;cursor:pointer;transition:background .3s}.user-profile:hover{background:#f3f4f6}.user-info{text-align:right}.user-name{font-weight:600;font-size:14px}.user-role{font-size:12px;color:#6b7280}.user-avatar{width:40px;height:40px;background:linear-gradient(135deg,var(--primary-color),var(--accent-color));border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;font-size:16px}.mobile-sidebar-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;z-index:1000;opacity:0;visibility:hidden;transition:all .3s}.mobile-sidebar-overlay.active{opacity:1;visibility:visible}.mobile-sidebar{position:fixed;top:0;right:-280px;width:280px;height:100vh;background:#fff;box-shadow:-2px 0 20px #0000001a;z-index:1001;transition:right .3s;display:flex;flex-direction:column}.mobile-sidebar.open{right:0}.sidebar-header{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid #F3F4F6}.sidebar-header h3{font-size:1.25rem;font-weight:600}.close-btn{background:none;border:none;color:#666;cursor:pointer;padding:4px}.user-info-sidebar{padding:20px;border-bottom:1px solid #F3F4F6;display:flex;align-items:center;gap:15px}.user-details .user-name{font-size:16px;font-weight:600}.user-details .user-email{font-size:12px;color:#6b7280;margin:4px 0}.user-role-tag{background:var(--primary-color);color:#fff;padding:2px 8px;border-radius:12px;font-size:12px;display:inline-block}.sidebar-menu{flex:1;overflow-y:auto;padding:20px 0}.menu-item{display:flex;align-items:center;width:100%;padding:12px 20px;background:none;border:none;text-align:right;color:#4b5563;cursor:pointer;transition:all .3s;font-size:14px}.menu-item:hover{background:#f9fafb;color:var(--primary-color)}.menu-icon{margin-left:12px;font-size:18px}.sidebar-divider{height:1px;background:#f3f4f6;margin:15px 0}.change-role{color:var(--primary-color)}.logout{color:#ef4444}.app-main{flex:1;padding:24px;max-width:1400px;margin:0 auto;width:100%}.alert{padding:16px;border-radius:12px;margin-bottom:24px}.alert-warning{background:#fef3c7;border:1px solid #FBBF24;color:#92400e}.welcome-banner{background:linear-gradient(135deg,#e0f2fe,#dbeafe);border-radius:20px;padding:30px;margin-bottom:32px;border:1px solid #BFDBFE}.banner-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.role-info{display:flex;align-items:center;gap:16px}.role-icon{width:60px;height:60px;background:#fff;border-radius:16px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #0000001a}.role-icon svg{color:var(--primary-color);font-size:28px}.banner-title{font-size:1.75rem;font-weight:700;color:#1e3a8a;margin-bottom:4px}.banner-subtitle{color:#4b5563;font-size:1rem}.change-role-btn{background:#fff;color:var(--primary-color);border:2px solid var(--primary-color);padding:10px 24px;border-radius:12px;font-weight:600;cursor:pointer;transition:all .3s}.change-role-btn:hover{background:var(--primary-color);color:#fff}.banner-features{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}.feature-tag{background:#fffc;padding:8px 16px;border-radius:20px;font-size:14px;color:var(--primary-color);border:1px solid rgba(30,64,175,.2)}.quick-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px}.stat-card{background:#fff;padding:20px;border-radius:16px;box-shadow:0 4px 12px #0000000d;display:flex;align-items:center;gap:16px;transition:transform .3s}.stat-card:hover{transform:translateY(-5px)}.stat-icon{width:50px;height:50px;background:linear-gradient(135deg,var(--primary-color),var(--accent-color));border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px}.stat-info h3{font-size:1.75rem;font-weight:700;color:#1f2937;margin-bottom:4px}.stat-info p{color:#6b7280;font-size:14px}.quick-actions{margin:32px 0}.section-title{font-size:1.5rem;font-weight:600;color:#1f2937;margin-bottom:20px}.action-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}.action-btn{background:#fff;border:2px solid #E5E7EB;border-radius:12px;padding:20px;display:flex;flex-direction:column;align-items:center;gap:12px;cursor:pointer;transition:all .3s}.action-btn:hover{border-color:var(--accent-color);transform:translateY(-2px);box-shadow:0 8px 16px #0000001a}.action-icon{font-size:24px;color:var(--primary-color)}.action-btn span:last-child{font-weight:500;font-size:14px}.config-section{background:#fff;border-radius:20px;padding:30px;box-shadow:0 4px 20px #0000000d;margin-top:32px}.app-footer{background:#fff;border-top:1px solid #E5E7EB;padding:24px 0;margin-top:auto}.footer-container{max-width:1400px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px}.footer-left{display:flex;align-items:center;gap:12px}.footer-logo{display:flex;align-items:center;gap:8px}.footer-description{color:#6b7280;font-size:14px}.footer-center{text-align:center}.footer-status{color:#4b5563}.role-highlight{color:var(--primary-color);font-weight:600}.footer-right{text-align:left}.copyright{color:#9ca3af;font-size:12px}@media(max-width:1024px){.search-bar{width:300px}.quick-stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.header-container{padding:0 16px}.search-bar,.user-info{display:none}.app-main{padding:16px}.quick-stats{grid-template-columns:1fr}.action-grid{grid-template-columns:repeat(2,1fr)}.footer-container{flex-direction:column;text-align:center}.footer-left,.footer-right{width:100%;justify-content:center}}@media(max-width:480px){.action-grid{grid-template-columns:1fr}.banner-header{flex-direction:column;align-items:flex-start;gap:16px}.change-role-btn{align-self:stretch}}.theme-toggle{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text-primary);transition:all .3s ease}.app-container{background-color:var(--bg-primary);min-height:100vh}.app-main{background-color:var(--bg-primary)}.theme-toggle{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text-primary);transition:all .3s ease;margin-left:8px}.theme-toggle:hover{background:var(--hover-bg);transform:scale(1.05)}[data-theme=dark] .stat-card{background:linear-gradient(135deg,#1e293b,#0f172a);border-color:#334155}[data-theme=dark] .stat-card:hover{background:linear-gradient(135deg,#334155,#1e293b)}[data-theme=dark] .change-role-btn{background:var(--bg-secondary);border-color:var(--border-color);color:var(--text-primary)}[data-theme=dark] .change-role-btn:hover{background:var(--hover-bg)}[data-theme=dark] .mobile-sidebar .menu-item.active{background:var(--hover-bg);color:var(--primary)}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px;font-family:Vazirmatn,IRANSans,sans-serif;position:relative;overflow:hidden}.auth-container:before{content:"";position:absolute;width:200%;height:200%;top:-50%;left:-50%;background:radial-gradient(circle,rgba(255,255,255,.1) 0%,transparent 70%);animation:rotate 30s linear infinite}.auth-card{background:#fffffffa;border-radius:32px;box-shadow:0 25px 50px -12px #00000040;padding:40px;width:100%;max-width:450px;position:relative;z-index:1;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);animation:fadeInUp .5s ease}.auth-header{text-align:center;margin-bottom:32px}.auth-header h2{font-size:1.8rem;margin-bottom:8px;background:linear-gradient(135deg,#2563eb,#7c3aed);-webkit-background-clip:text;background-clip:text;color:transparent}.auth-header p{color:#64748b;font-size:.9rem}.auth-form{display:flex;flex-direction:column;gap:20px}.input-group{position:relative}.input-icon{position:absolute;right:16px;top:50%;transform:translateY(-50%);color:#94a3b8;transition:all .3s ease}.input-group input{width:100%;padding:16px 48px 16px 16px;border:2px solid #e2e8f0;border-radius:16px;font-size:.95rem;transition:all .3s ease;direction:rtl;text-align:right;background:#f8fafc;font-family:inherit}.input-group input:focus{outline:none;border-color:#2563eb;background:#fff;box-shadow:0 0 0 4px #2563eb1a}.input-group input:focus+.input-icon{color:#2563eb}.input-group input:disabled{background:#f1f5f9;cursor:not-allowed}.password-toggle{position:absolute;left:16px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;color:#94a3b8;padding:0;display:flex;align-items:center;transition:color .3s ease}.password-toggle:hover{color:#2563eb}.btn-primary{width:100%;padding:16px;background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;border:none;border-radius:16px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:10px;font-family:inherit}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 25px -5px #2563eb4d}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.spinner{display:inline-block;width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin .8s linear infinite}.auth-links{text-align:center;margin-top:8px}.auth-links a{color:#2563eb;text-decoration:none;font-weight:600;transition:color .3s ease}.auth-links a:hover{color:#1d4ed8;text-decoration:underline}.separator{height:1px;background:linear-gradient(90deg,transparent,#e2e8f0,transparent);margin:20px 0 16px}@media(max-width:480px){.auth-card{padding:28px 20px}.input-group input{padding:14px 44px 14px 14px}.btn-primary{padding:14px}}.role-select-container{min-height:100vh;background:linear-gradient(135deg,#f8fafc,#f1f5f9);direction:rtl;font-family:Vazirmatn,IRANSans,sans-serif}.role-header{background:#fff;border-bottom:1px solid #e2e8f0;padding:1rem 0;box-shadow:0 2px 10px #0000000d;position:sticky;top:0;z-index:100}.role-header .container{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;padding:0 20px}.logo{display:flex;align-items:center;gap:10px;font-size:1.5rem;font-weight:800;background:linear-gradient(90deg,#2563eb,#7c3aed);-webkit-background-clip:text;background-clip:text;color:transparent}.logo svg{background:none;-webkit-text-fill-color:#2563eb;color:#2563eb}.user-info{display:flex;align-items:center;gap:12px;color:#475569;font-weight:500}.user-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600}.role-main{padding:3rem 0}.container{max-width:1200px;margin:0 auto;padding:0 20px}.role-intro{text-align:center;max-width:800px;margin:0 auto 3rem}.role-intro h1{font-size:2.5rem;color:#1e293b;margin-bottom:1rem;background:linear-gradient(90deg,#2563eb,#7c3aed);-webkit-background-clip:text;background-clip:text;color:transparent}.subtitle{color:#64748b;font-size:1.1rem;line-height:1.7;margin-bottom:1.5rem}.selection-info{display:inline-flex;align-items:center;gap:8px;background:#10b9811a;color:#047857;padding:10px 20px;border-radius:50px;font-size:.95rem}.role-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem;margin-bottom:2rem}@media(max-width:768px){.role-grid{grid-template-columns:1fr}}.role-card{background:#fff;border-radius:24px;overflow:hidden;box-shadow:0 10px 30px #00000014;transition:all .3s ease;cursor:pointer;border:2px solid transparent;display:flex;flex-direction:column;height:100%}.role-card:hover{transform:translateY(-10px);box-shadow:0 20px 50px #00000026}.role-card.selected{border-color:var(--role-color);box-shadow:0 20px 50px rgba(var(--role-color-rgb),.2)}.card-header{padding:2rem 2rem 1.5rem;text-align:center}.role-icon{width:90px;height:90px;border-radius:24px;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem}.card-header h3{font-size:1.8rem;margin:0;font-weight:700}.card-body{padding:1.5rem;flex:1}.role-description{color:#64748b;line-height:1.7;margin-bottom:1.5rem;text-align:center}.role-features{background:#f8fafc;border-radius:16px;padding:1.25rem}.role-features h4{display:flex;align-items:center;gap:10px;color:#1e293b;margin-bottom:1rem;font-size:1rem}.role-features ul{list-style:none;padding:0;margin:0}.role-features li{display:flex;align-items:center;gap:10px;margin-bottom:.75rem;color:#475569;font-size:.9rem;line-height:1.5}.role-features li svg{color:#10b981;flex-shrink:0;font-size:1rem}.card-footer{padding:1.25rem 1.5rem;border-top:1px solid #e2e8f0}.selected-badge{display:flex;align-items:center;justify-content:center;gap:10px;font-weight:600;font-size:1.1rem;animation:pulse 1.5s infinite}.select-btn{width:100%;padding:12px 20px;background:#fff;border:2px solid;border-radius:12px;font-weight:600;font-size:1rem;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .3s ease;border-color:var(--role-color);color:var(--role-color)}.select-btn:hover{background:var(--role-color);color:#fff}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}.role-actions{display:flex;justify-content:center;gap:1rem;margin-bottom:2rem}.role-actions .btn-outline,.role-actions .btn-primary{padding:14px 32px;font-size:1.1rem;display:flex;align-items:center;gap:10px;min-width:220px;justify-content:center;border-radius:12px;font-weight:600;cursor:pointer;transition:all .3s ease}.role-actions .btn-outline{background:transparent;border:2px solid #cbd5e1;color:#475569}.role-actions .btn-outline:hover{border-color:#2563eb;color:#2563eb}.role-actions .btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);border:none;color:#fff}.role-actions .btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 20px #0003}.role-actions .btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.spinner{display:inline-block;width:20px;height:20px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s ease-in-out infinite;margin-left:10px}.role-footer{background:#fff;border-top:1px solid #e2e8f0;padding:1.5rem 0;margin-top:2rem}.role-footer .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}.role-footer p{color:#64748b;margin:0}.footer-links{display:flex;gap:2rem}.footer-links a{color:#2563eb;text-decoration:none;font-size:.9rem;transition:color .3s ease}.footer-links a:hover{color:#1d4ed8}.role-card[data-role=university] .role-icon{background:linear-gradient(135deg,#1e3a5f,#2c5f8a)!important}.role-card[data-role=university]:hover{border-color:#c9a03d!important;box-shadow:0 20px 40px #1e3a5f4d!important}.role-card[data-role=university] .select-btn{border-color:#1e3a5f;color:#1e3a5f}.role-card[data-role=university] .select-btn:hover{background:linear-gradient(135deg,#1e3a5f,#2c5f8a)!important;color:#fff!important;border-color:transparent!important}@media(max-width:768px){.role-intro h1{font-size:1.8rem}.role-actions{flex-direction:column;align-items:center}.role-actions .btn-outline,.role-actions .btn-primary{width:100%;max-width:300px}.role-footer .container{flex-direction:column;text-align:center}.footer-links{justify-content:center}}*{box-sizing:border-box;margin:0;padding:0;font-family:IRANSans,-apple-system,BlinkMacSystemFont,sans-serif}:root{--primary: #2563eb;--primary-dark: #1d4ed8;--secondary: #7c3aed;--light: #f8fafc;--dark: #1e293b;--gray: #64748b;--success: #10b981;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .05);--shadow-md: 0 4px 16px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .12);--border-radius: 12px;--transition: all .3s ease;--container-padding: 1rem;--section-padding: 4rem 0}body{background:#fff;color:var(--dark);line-height:1.6;overflow-x:hidden}html{scroll-behavior:smooth;scroll-padding-top:80px}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--container-padding)}@media(max-width:768px){:root{--container-padding: 1rem;--section-padding: 3rem 0}html{scroll-padding-top:60px}}@media(max-width:480px){:root{--container-padding: .75rem;--section-padding: 2rem 0}}h1,h2,h3,h4{font-weight:700;line-height:1.3}h1{font-size:clamp(1.8rem,5vw,2.5rem);margin-bottom:1rem}h2{font-size:clamp(1.5rem,4vw,2rem);margin-bottom:1.5rem;text-align:center;position:relative;padding-bottom:.75rem}h2:after{content:"";position:absolute;bottom:0;left:50%;transform:translate(-50%);width:60px;height:3px;background:linear-gradient(90deg,var(--primary),var(--secondary));border-radius:2px}h3{font-size:clamp(1.2rem,3vw,1.5rem);margin-bottom:.75rem}p{color:var(--gray);font-size:clamp(.875rem,2vw,1rem);margin-bottom:1rem}.section-subtitle{text-align:center;font-size:clamp(.875rem,2vw,1rem);margin-bottom:2rem}.header{background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(229,231,235,.5);position:sticky;top:0;z-index:1000;box-shadow:var(--shadow-sm)}.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:70px;padding:.5rem 0;gap:1rem}@media(max-width:768px){.header-inner{min-height:60px}}.logo{display:flex;align-items:center;gap:8px;text-decoration:none;flex-shrink:0}.logo .logo-lo{height:clamp(45px,8vw,65px);width:auto;max-width:180px;object-fit:contain}.logo a{font-size:clamp(1.2rem,4vw,1.8rem);font-weight:800;background:linear-gradient(90deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-decoration:none;white-space:nowrap}@media(max-width:480px){.logo a{font-size:1.1rem}}.nav-item{display:flex;flex-direction:column;align-items:center;text-decoration:none;color:#374151;padding:.5rem .75rem;border-radius:8px;transition:all .3s 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.4)}.join-class-wrapper{min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2,#f093fb);direction:rtl;font-family:Vazirmatn,IRANSans,sans-serif;padding:2rem;position:relative;overflow-x:hidden}.join-class-wrapper:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");opacity:.3;pointer-events:none}.join-header{text-align:center;margin-bottom:2rem;animation:fadeInDown .6s ease}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}.join-header h1{font-size:2rem;font-weight:800;color:#fff;text-shadow:0 2px 10px 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#2563eb}.code-input-container{margin-bottom:1.5rem;position:relative}.code-input-label{display:block;font-size:.85rem;font-weight:600;color:var(--join-gray-700);margin-bottom:.5rem}.code-input-wrapper{position:relative;display:flex;align-items:center}.code-input-prefix{position:absolute;right:1rem;color:var(--join-gray-400);font-family:monospace;font-size:1rem;letter-spacing:2px;pointer-events:none}.code-input{width:100%;padding:1rem 3rem 1rem 1rem;font-size:1.2rem;font-family:monospace;letter-spacing:3px;text-align:center;border:2px solid var(--join-gray-200);border-radius:1rem;background:var(--join-gray-50);transition:all .3s ease;direction:ltr}.code-input:focus{outline:none;border-color:#667eea;background:#fff;box-shadow:0 0 0 3px 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-3px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1);--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .25);--shadow-glow: 0 0 30px rgba(102, 126, 234, .3);--shadow-glow-success: 0 0 30px rgba(16, 185, 129, .3)}.student-classes-container{min-height:100vh;background:linear-gradient(135deg,#f0f9ff,#e0f2fe 30%,#fef3c7);direction:rtl;font-family:Vazirmatn,IRANSans,sans-serif;padding:20px;position:relative;overflow-x:hidden}.student-classes-container:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 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p{margin:0;opacity:.9;font-size:.9rem}.join-class-btn{background:#fff3;border:1px solid rgba(255,255,255,.3);padding:12px 24px;border-radius:40px;color:#fff;display:flex;align-items:center;gap:10px;cursor:pointer;transition:all .3s ease;font-weight:500;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.join-class-btn:hover{background:#ffffff4d;transform:translateY(-2px);box-shadow:0 8px 20px #0003}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:32px}.stat-card{background:#fff;border-radius:20px;padding:20px;display:flex;align-items:center;gap:16px;box-shadow:var(--shadow-md);transition:all .3s ease;border:1px solid rgba(0,0,0,.05);cursor:pointer}.stat-icon-wrapper{width:55px;height:55px;border-radius:18px;display:flex;align-items:center;justify-content:center;font-size:24px}.stat-icon-wrapper.purple{background:linear-gradient(135deg,#f3e8ff,#e9d5ff);color:#9333ea}.stat-icon-wrapper.blue{background:linear-gradient(135deg,#dbeafe,#bfdbfe);color:#2563eb}.stat-icon-wrapper.green{background:linear-gradient(135deg,#d1fae5,#a7f3d0);color:#10b981}.stat-info h3{font-size:1.75rem;font-weight:700;color:var(--student-gray-800);margin:0;line-height:1.2}.stat-info p{margin:0;font-size:.8rem;color:var(--student-gray-500)}.classes-tabs{display:flex;gap:12px;background:#fff;padding:8px;border-radius:20px;margin-bottom:24px;box-shadow:var(--shadow-sm);border:1px solid var(--student-gray-200)}.tab-btn{flex:1;padding:12px 20px;border:none;background:transparent;border-radius:16px;display:flex;align-items:center;justify-content:center;gap:10px;cursor:pointer;transition:all .3s ease;font-size:.9rem;font-weight:500;color:var(--student-gray-600)}.tab-btn:hover{background:var(--student-gray-100)}.tab-btn.active{background:var(--gradient-primary);color:#fff;box-shadow:var(--shadow-md)}.classes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:24px;margin-bottom:24px}.class-card{background:#fff;border-radius:24px;overflow:hidden;box-shadow:var(--shadow-md);transition:all .3s ease;cursor:pointer;border:1px solid rgba(0,0,0,.05);position:relative}.class-card-header{padding:20px;color:#fff;position:relative;overflow:hidden}.class-card-header:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,rgba(255,255,255,.2) 0%,transparent 100%);pointer-events:none}.class-card-header h3{font-size:1.25rem;font-weight:700;margin:0 0 12px;position:relative;z-index:1}.class-code-badge{display:inline-flex;align-items:center;gap:8px;background:#fff3;padding:6px 14px;border-radius:40px;font-size:.7rem;font-family:monospace;letter-spacing:1px;position:relative;z-index:1}.class-code-badge button{background:none;border:none;color:#fff;cursor:pointer;display:flex;align-items:center;transition:all .2s}.class-code-badge button:hover{transform:scale(1.1)}.class-card-body{padding:20px}.class-meta{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}.meta-tag{background:var(--student-gray-100);padding:5px 12px;border-radius:30px;font-size:.7rem;color:var(--student-gray-600);display:flex;align-items:center;gap:6px}.class-stats{display:flex;gap:20px;padding-top:16px;border-top:1px solid var(--student-gray-200)}.stat-item{text-align:center;flex:1}.stat-value{display:block;font-size:1.3rem;font-weight:700;color:var(--student-gray-800)}.stat-label{font-size:.65rem;color:var(--student-gray-500)}.class-card-footer{padding:16px 20px;border-top:1px solid var(--student-gray-200);display:flex;gap:12px;background:var(--student-gray-50)}.btn-outline-small{flex:1;padding:10px;border:1px solid var(--student-primary);background:transparent;border-radius:12px;color:var(--student-primary);display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;transition:all .3s ease;font-size:.75rem;font-weight:500}.btn-outline-small:hover{background:var(--student-primary);color:#fff;transform:translateY(-2px)}.btn-danger-small{flex:1;padding:10px;border:1px solid var(--student-danger);background:transparent;border-radius:12px;color:var(--student-danger);display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;transition:all .3s ease;font-size:.75rem;font-weight:500}.btn-danger-small:hover{background:var(--student-danger);color:#fff;transform:translateY(-2px)}.empty-state{text-align:center;padding:60px 40px;background:#fff;border-radius:24px;box-shadow:var(--shadow-md)}.empty-icon{width:100px;height:100px;background:linear-gradient(135deg,var(--student-gray-100),var(--student-gray-200));border-radius:30px;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;color:var(--student-gray-400)}.empty-state h3{font-size:1.25rem;color:var(--student-gray-700);margin-bottom:8px}.empty-state p{color:var(--student-gray-500);margin-bottom:24px}.empty-state-small{text-align:center;padding:40px 20px;background:#fff;border-radius:20px}.selected-class-details{margin-top:24px;background:#fff;border-radius:24px;overflow:hidden;box-shadow:var(--shadow-lg);animation:slideUp .4s ease}.details-header{padding:18px 24px;background:linear-gradient(135deg,var(--student-gray-800),var(--student-gray-900));color:#fff;display:flex;justify-content:space-between;align-items:center}.details-header h3{margin:0;font-size:1.1rem;display:flex;align-items:center;gap:10px}.close-details{background:#fff3;border:none;width:32px;height:32px;border-radius:10px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:#fff;transition:all .2s}.close-details:hover{background:#ffffff4d;transform:rotate(90deg)}.details-content{padding:24px}.detail-row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--student-gray-200)}.detail-row:last-child{border-bottom:none}.detail-label{color:var(--student-gray-500);font-size:.85rem;display:flex;align-items:center;gap:8px}.detail-value{font-weight:600;color:var(--student-gray-800);display:flex;align-items:center;gap:8px}.code-value{font-family:monospace;letter-spacing:1px;background:var(--student-gray-100);padding:4px 12px;border-radius:20px}.code-value button{background:none;border:none;cursor:pointer;color:var(--student-primary);display:flex;align-items:center}.online-class-card{background:#fff;border-radius:24px;padding:32px;text-align:center;box-shadow:var(--shadow-lg)}.online-class-header{display:flex;align-items:center;justify-content:center;gap:20px;margin-bottom:24px;flex-wrap:wrap}.online-icon{width:70px;height:70px;background:linear-gradient(135deg,#dbeafe,#bfdbfe);border-radius:25px;display:flex;align-items:center;justify-content:center;color:#2563eb;animation:pulse 2s infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.online-class-header h3{font-size:1.3rem;margin:0 0 8px}.online-class-info{background:var(--student-gray-50);border-radius:16px;padding:20px;margin-bottom:24px}.info-row{display:flex;align-items:center;justify-content:center;gap:12px;padding:8px;color:var(--student-gray-600)}.btn-join-online{background:var(--gradient-info);color:#fff;border:none;padding:14px 32px;border-radius:40px;display:inline-flex;align-items:center;gap:12px;cursor:pointer;font-weight:600;font-size:1rem;transition:all .3s ease;box-shadow:var(--shadow-md)}.btn-join-online:hover{transform:translateY(-3px);box-shadow:var(--shadow-glow)}.confirm-modal,.join-modal{background:#fff;border-radius:28px;width:90%;max-width:420px;overflow:hidden;animation:modalSlideIn .3s ease}.confirm-modal-header,.join-modal-header{padding:20px 24px;border-bottom:1px solid var(--student-gray-200);display:flex;justify-content:space-between;align-items:center}.confirm-modal-header h3,.join-modal-header h3{margin:0;font-size:1.2rem;font-weight:700}.confirm-modal-header button,.join-modal-header button{background:none;border:none;font-size:1.2rem;cursor:pointer;color:var(--student-gray-400);transition:all .2s}.confirm-modal-header button:hover,.join-modal-header button:hover{color:var(--student-danger);transform:rotate(90deg)}.confirm-modal-body,.join-modal-body{padding:24px;text-align:center}.confirm-icon{width:80px;height:80px;background:#fee2e2;border-radius:40px;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;color:var(--student-danger)}.confirm-modal-footer,.join-modal-footer{padding:16px 24px;border-top:1px solid var(--student-gray-200);display:flex;gap:12px}.btn-cancel{flex:1;padding:12px;border:1px solid var(--student-gray-300);background:#fff;border-radius:14px;cursor:pointer;font-weight:500;transition:all .2s}.btn-cancel:hover{background:var(--student-gray-100)}.btn-confirm{flex:1;padding:12px;border:none;background:var(--gradient-danger);color:#fff;border-radius:14px;cursor:pointer;font-weight:500;transition:all .2s}.btn-confirm:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-join{flex:1;padding:12px;border:none;background:var(--gradient-primary);color:#fff;border-radius:14px;cursor:pointer;font-weight:500;transition:all .2s}.btn-join:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-join:disabled{opacity:.6;cursor:not-allowed;transform:none}.join-input-group{text-align:right}.join-input-group label{display:block;margin-bottom:10px;font-weight:600;color:var(--student-gray-700)}.join-input-wrapper{position:relative}.join-input-wrapper .input-icon{position:absolute;right:16px;top:50%;transform:translateY(-50%);color:var(--student-gray-400)}.join-input-wrapper input{width:100%;padding:14px 48px 14px 16px;border:2px solid var(--student-gray-200);border-radius:16px;font-size:1.1rem;text-align:center;letter-spacing:3px;font-family:monospace;transition:all .2s}.join-input-wrapper input:focus{outline:none;border-color:var(--student-primary);box-shadow:0 0 0 3px #2563eb1a}.join-hint{font-size:.7rem;color:var(--student-gray-400);margin-top:10px;display:flex;align-items:center;gap:6px}.join-message{padding:12px 16px;border-radius:14px;margin-bottom:20px;display:flex;align-items:center;gap:10px;font-size:.85rem;animation:messageSlide .3s ease}@keyframes messageSlide{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.join-message.success{background:#d1fae5;color:#065f46;border-right:4px solid #10b981}.join-message.error{background:#fee2e2;color:#991b1b;border-right:4px solid #ef4444}.spinner-large{width:50px;height:50px;border:4px solid var(--student-gray-200);border-top-color:var(--student-primary);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto}.spinner-sm{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px}.loading-container p{margin-top:20px;color:var(--student-gray-500)}.toast-message{position:fixed;top:24px;right:24px;padding:14px 24px;border-radius:16px;display:flex;align-items:center;gap:12px;z-index:1100;animation:toastSlideIn .3s ease;box-shadow:var(--shadow-xl);font-weight:500}.toast-message.success{background:var(--gradient-success);color:#fff}.toast-message.error{background:var(--gradient-danger);color:#fff}.exams-section,.online-section{background:#fff;border-radius:20px;padding:20px;min-height:300px}.class-exams-header{margin-bottom:24px;padding-bottom:16px;border-bottom:2px solid var(--student-gray-200)}.class-exams-header h3{margin:0 0 8px;color:var(--student-gray-800)}.class-exams-header p{margin:0;color:var(--student-gray-500);font-size:.85rem}.exams-empty{text-align:center;padding:60px 20px;color:var(--student-gray-400)}@media(max-width:1024px){.classes-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}}@media(max-width:768px){.student-classes-container{padding:12px}.student-header{padding:20px}.header-content,.header-left{flex-direction:column;text-align:center}.stats-grid{grid-template-columns:1fr;gap:12px}.classes-tabs{flex-wrap:wrap}.tab-btn{padding:10px 16px;font-size:.8rem}.classes-grid{grid-template-columns:1fr}.class-card-footer{flex-direction:column}.btn-outline-small,.btn-danger-small{width:100%}.join-class-btn span{display:none}.join-class-btn{padding:12px}.toast-message{top:auto;bottom:20px;right:20px;left:20px;width:auto}.confirm-modal,.join-modal{width:95%;margin:16px}}@media(max-width:480px){.student-header{padding:16px}.header-icon{width:50px;height:50px}.header-text h1{font-size:1.3rem}.header-text p{font-size:.75rem}.stat-card{padding:16px}.stat-icon-wrapper{width:45px;height:45px;font-size:20px}.stat-info h3{font-size:1.3rem}.class-card-header{padding:16px}.class-card-header h3{font-size:1rem}.class-card-body{padding:16px}.details-header{padding:14px 18px}.details-content{padding:18px}.detail-row{flex-direction:column;align-items:flex-start;gap:8px}.online-class-header{flex-direction:column;text-align:center}}::-webkit-scrollbar-track{background:var(--student-gray-100);border-radius:10px}::-webkit-scrollbar-thumb{background:var(--student-gray-300);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--student-primary)}.answers-summary{display:flex;gap:16px;padding:16px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:16px;margin-bottom:20px;color:#fff}.answers-summary .summary-item{flex:1;text-align:center}.answers-summary .summary-item span{display:block;font-size:.7rem;opacity:.8;margin-bottom:4px}.answers-summary .summary-item strong{font-size:1.2rem}.answers-questions-list{display:flex;flex-direction:column;gap:16px;max-height:400px;overflow-y:auto}.answer-question-card{background:#f8fafc;border-radius:16px;padding:16px;border-right:4px solid}.answer-question-card.correct{border-right-color:#10b981}.answer-question-card.wrong{border-right-color:#ef4444}.question-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.question-number{font-weight:700;font-size:.85rem}.correct-badge{background:#d1fae5;color:#065f46;padding:4px 12px;border-radius:20px;font-size:.7rem;font-weight:600}.wrong-badge{background:#fee2e2;color:#991b1b;padding:4px 12px;border-radius:20px;font-size:.7rem;font-weight:600}.question-text{font-size:.9rem;margin-bottom:12px;line-height:1.6;color:#1e293b}.answer-compare{display:flex;flex-direction:column;gap:8px}.user-answer,.correct-answer{padding:10px;border-radius:10px}.user-answer{background:#fef3c7}.correct-answer{background:#d1fae5}.answer-label{font-size:.7rem;color:#64748b;display:block;margin-bottom:4px}.answer-value{font-size:.85rem;font-weight:500}.btn-close-modal{background:#2563eb;color:#fff;border:none;padding:10px 24px;border-radius:12px;cursor:pointer;font-weight:500}.btn-close-modal:hover{background:#1d4ed8}.status-badge{display:inline-block;padding:4px 10px;border-radius:20px;font-size:.7rem;font-weight:600}.status-badge.passed{background:#d1fae5;color:#065f46}.status-badge.failed{background:#fee2e2;color:#991b1b}.high-score{color:#10b981;font-weight:700}.mid-score{color:#f59e0b;font-weight:700}.low-score{color:#ef4444;font-weight:700}.spinner-md{width:40px;height:40px;border:3px solid #e2e8f0;border-top-color:#2563eb;border-radius:50%;animation:spin .8s linear infinite;margin:0 auto}.spinner-sm{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite;display:inline-block}.answers-modal{background:#fff;border-radius:24px;width:90%;max-width:800px;max-height:85vh;overflow-y:auto;animation:modalSlideIn .3s ease}:root{--class-primary: #2563eb;--class-primary-dark: #1d4ed8;--class-primary-light: #3b82f6;--class-secondary: #7c3aed;--class-success: #10b981;--class-warning: #f59e0b;--class-danger: #ef4444;--class-purple: #8b5cf6;--class-pink: #ec4899;--class-cyan: #06b6d4;--class-gray-50: #f8fafc;--class-gray-100: #f1f5f9;--class-gray-200: #e2e8f0;--class-gray-300: #cbd5e1;--class-gray-400: #94a3b8;--class-gray-500: #64748b;--class-gray-600: #475569;--class-gray-700: #334155;--class-gray-800: #1e293b;--class-gray-900: #0f172a;--gradient-primary: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);--gradient-success: linear-gradient(135deg, #10b981 0%, #34d399 100%);--gradient-warning: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);--gradient-danger: linear-gradient(135deg, #ef4444 0%, #f87171 100%);--gradient-card: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);--shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, .1);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1);--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .25);--shadow-glow: 0 0 20px rgba(37, 99, 235, .3)}.class-manager-container{min-height:100vh;background:linear-gradient(135deg,#f0f9ff,#e0f2fe,#fef3c7);direction:rtl;font-family:Vazirmatn,IRANSans,sans-serif;padding:1.5rem}.class-header{background:linear-gradient(135deg,#1e293b,#0f172a);border-radius:1.5rem;padding:1.5rem 2rem;margin-bottom:2rem;color:#fff;box-shadow:var(--shadow-xl);position:relative;overflow:hidden}.class-header:before{content:"";position:absolute;top:-50%;right:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(255,255,255,.1) 0%,transparent 70%);animation:rotate 20s linear infinite}@keyframes rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.class-header-content{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}.class-header-title h1{font-size:1.75rem;font-weight:700;margin-bottom:.25rem;background:linear-gradient(135deg,#60a5fa,#c084fc);-webkit-background-clip:text;background-clip:text;color:transparent}.class-header-title p{color:#94a3b8;font-size:.875rem}.create-class-btn{background:var(--gradient-primary);border:none;padding:.75rem 1.5rem;border-radius:2rem;color:#fff;font-weight:600;display:flex;align-items:center;gap:.5rem;cursor:pointer;transition:all .3s 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