:root{--primary-50: #fffbeb;--primary-100: #fef3c7;--primary-200: #fde68a;--primary-300: #fcd34d;--primary-400: #fbbf24;--primary-500: #f59e0b;--primary-600: #d97706;--primary-700: #b45309;--primary-800: #92400e;--primary-900: #78350f;--secondary-400: #fb923c;--secondary-500: #f97316;--secondary-600: #ea580c;--accent-teal: #14b8a6;--accent-orange: #f97316;--accent-coral: #ff7f50;--accent-tomato: #ff6347;--accent-pink: #ec4899;--accent-green: #22c55e;--accent-yellow: #fbbf24;--accent-red: #ef4444;--gray-50: #fefefe;--gray-100: #faf8f5;--gray-200: #f5f0e8;--gray-300: #e8e0d5;--gray-400: #c4b8a8;--gray-500: #8b7e6a;--gray-600: #6b5d4d;--gray-700: #4a3f33;--gray-800: #2d2520;--gray-900: #1a1512;--gradient-primary: linear-gradient(135deg, #f97316 0%, #ea580c 100%);--gradient-secondary: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);--gradient-success: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);--gradient-warning: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);--gradient-info: linear-gradient(135deg, #f97316 0%, #fb923c 100%);--gradient-dark: linear-gradient(135deg, #4a3f33 0%, #2d2520 100%);--gradient-hero: linear-gradient(180deg, #fef7ed 0%, #fff8f0 50%, #ffffff 100%);--gradient-header: linear-gradient(135deg, #f97316 0%, #ea580c 100%);--gradient-footer: linear-gradient(135deg, #f97316 0%, #d97706 100%);--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / .25);--shadow-glow: 0 0 40px rgba(249, 115, 22, .3);--shadow-card: 0 4px 20px rgba(0, 0, 0, .08);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, 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;--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;--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;--transition-slower: .5s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:1.6;color:var(--gray-800);background:var(--gradient-hero);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.glass{background:#fffffff2;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.8);box-shadow:var(--shadow-card)}.glass-light{background:#fffffffa;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(0,0,0,.05)}.glass-dark{background:#0000004d;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.1)}.container{width:100%;max-width:100%;margin:0 auto;padding:0 4vw}.container-fluid{width:100%;padding:0 var(--space-4)}.container-wide{width:100%;max-width:100%;margin:0 auto;padding:0 var(--space-4)}.page-wrapper{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;padding:var(--space-4) 0}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--space-6);position:relative;overflow:hidden}.auth-page:before{content:"";position:absolute;width:600px;height:600px;background:radial-gradient(circle,rgba(99,102,241,.3) 0%,transparent 70%);top:-200px;right:-200px;animation:float 8s ease-in-out infinite}.auth-page:after{content:"";position:absolute;width:400px;height:400px;background:radial-gradient(circle,rgba(139,92,246,.3) 0%,transparent 70%);bottom:-100px;left:-100px;animation:float 6s ease-in-out infinite reverse}@keyframes float{0%,to{transform:translate(0)}50%{transform:translate(30px,-30px)}}.auth-card{width:100%;max-width:1000px;display:flex;background:#fff;border-radius:var(--radius-2xl);overflow:hidden;box-shadow:var(--shadow-2xl);z-index:10;min-height:600px}.auth-banner{flex:1;background:linear-gradient(135deg,#fff7ed,#ffedd5);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-8);text-align:center;position:relative;overflow:hidden}.auth-banner:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background-image:url(https://img.freepik.com/free-vector/learning-concept-illustration_114360-6186.jpg);background-size:cover;background-position:center;opacity:.1}.auth-banner-content{position:relative;z-index:2}.auth-banner h2{font-size:2rem;font-weight:800;color:var(--primary-700);margin-bottom:var(--space-4);text-transform:uppercase}.auth-banner p{color:var(--gray-600);font-size:1.1rem;max-width:300px;margin:0 auto}.auth-form-container{flex:1;padding:var(--space-8) var(--space-10);display:flex;flex-direction:column;justify-content:center;background:#fff}.auth-logo{text-align:center;margin-bottom:var(--space-6)}.auth-logo-icon{font-size:3rem;margin-bottom:var(--space-2);display:inline-block;background:var(--primary-100);width:80px;height:80px;line-height:80px;border-radius:50%}@media (max-width: 768px){.auth-card{flex-direction:column;max-width:450px}.auth-banner{display:none}}@keyframes pulse{0%,to{box-shadow:0 0 20px #6366f166}50%{box-shadow:0 0 40px #6366f199}}.auth-title{font-size:var(--font-size-2xl);font-weight:700;color:#fff;margin-bottom:var(--space-2)}.auth-subtitle{color:#ffffffb3;font-size:var(--font-size-sm)}.form-group{margin-bottom:var(--space-5)}.form-label{display:block;font-size:var(--font-size-sm);font-weight:500;color:var(--gray-700);margin-bottom:var(--space-2)}.form-input{width:100%;padding:var(--space-4);font-size:var(--font-size-base);background:#fff;border:1px solid var(--gray-300);border-radius:var(--radius-lg);color:var(--gray-900);transition:all var(--transition-base)}.form-input::placeholder{color:var(--gray-400)}.form-input:focus{outline:none;border-color:var(--primary-500);background:#fff;box-shadow:0 0 0 3px #6366f133}.password-wrapper{position:relative;display:flex;align-items:center}.password-wrapper .form-input{padding-right:48px!important}.password-toggle{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;font-size:1.2rem;padding:4px 8px;border-radius:6px;display:flex;align-items:center;justify-content:center;transition:background .2s ease;z-index:2;line-height:1;opacity:.7}.password-toggle:hover{background:#0000000f;opacity:1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-4) var(--space-6);font-size:var(--font-size-base);font-weight:600;border-radius:var(--radius-lg);border:none;cursor:pointer;transition:all var(--transition-base);text-decoration:none}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:0 4px 15px #6366f166}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #6366f180}.btn-secondary{background:#ffffff1a;color:#fff;border:1px solid rgba(255,255,255,.2)}.btn-secondary:hover{background:#fff3}.btn-outline{background:transparent;color:var(--primary-400);border:2px solid var(--primary-400)}.btn-outline:hover{background:var(--primary-400);color:#fff}.btn-full{width:100%}.btn-icon{width:48px;height:48px;padding:0;border-radius:var(--radius-full)}.divider{display:flex;align-items:center;margin:var(--space-6) 0;color:#ffffff80;font-size:var(--font-size-sm)}.divider:before,.divider:after{content:"";flex:1;height:1px;background:#fff3}.divider span{padding:0 var(--space-4)}.auth-links{text-align:center;margin-top:var(--space-6);color:#ffffffb3;font-size:var(--font-size-sm)}.auth-links a{color:var(--primary-300);text-decoration:none;font-weight:500;transition:color var(--transition-fast)}.auth-links a:hover{color:var(--primary-200);text-decoration:underline}.main-header{background:var(--gradient-header);padding:var(--space-3) 0;position:sticky;top:0;z-index:100;box-shadow:var(--shadow-md)}.main-header .header-inner{display:flex;align-items:center;justify-content:space-between;position:relative}.main-header .header-logo{display:flex;align-items:center;gap:var(--space-3);text-decoration:none}.main-header .header-logo-icon{width:40px;height:40px;background:#fff;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;font-size:1.25rem}.main-header .header-logo-text{font-size:var(--font-size-lg);font-weight:700;color:#fff}.main-header .header-nav{display:flex;align-items:center;gap:var(--space-3)}.main-header .header-user{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-4);border-radius:var(--radius-full);background:#ffffff26;color:#fff}.main-header .header-avatar{width:32px;height:32px;border-radius:var(--radius-full);background:#fff;color:var(--primary-600);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:var(--font-size-xs)}.main-header .header-username{font-weight:500;font-size:var(--font-size-sm)}.btn-sm{padding:var(--space-2) var(--space-4);font-size:var(--font-size-sm)}.header{padding:var(--space-4) 0;position:relative;z-index:100}.header-inner{display:flex;align-items:center;justify-content:space-between;padding:var(--space-4) var(--space-6);border-radius:var(--radius-xl);position:relative}.header-logo{display:flex;align-items:center;gap:var(--space-3);text-decoration:none}.header-logo-icon{width:48px;height:48px;background:var(--gradient-primary);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;font-size:1.5rem}.header-logo-text{font-size:var(--font-size-xl);font-weight:700;color:#fff}.header-nav{display:flex;align-items:center;gap:var(--space-4)}.header-user{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-4);border-radius:var(--radius-full);background:#ffffff1a;color:#fff}.header-avatar{width:36px;height:36px;border-radius:var(--radius-full);background:var(--gradient-secondary);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:var(--font-size-sm)}.header-username{font-weight:500;font-size:var(--font-size-sm)}.home-hero{text-align:center;padding:var(--space-4) 0 var(--space-2)}.home-title{font-size:var(--font-size-4xl);font-weight:800;color:var(--gray-800);margin-bottom:var(--space-4)}.home-subtitle{font-size:var(--font-size-lg);color:var(--gray-600);max-width:600px;margin:0 auto}.header-center-text{position:absolute;left:50%;transform:translate(-50%);text-align:center;font-size:calc(var(--font-size-lg) * 1.2);font-weight:800;line-height:1.2;white-space:nowrap;pointer-events:none;display:flex;flex-direction:column}.header-center-text .line-1,.header-center-text .line-2{background:linear-gradient(to right,gold,#ff8c00,#ff0080,#00f2fe,#4facfe);-webkit-background-clip:text;background-clip:text;color:transparent;background-size:300% auto;-webkit-text-stroke:1px rgba(255,255,255,.6);filter:drop-shadow(0 2px 5px rgba(0,0,0,.6)) drop-shadow(0 0 2px rgba(255,255,255,.3));letter-spacing:.5px}.header-center-text .line-1{animation:shine 4s linear infinite}.header-center-text .line-2{animation:shine 4s linear infinite 1.5s}@keyframes shine{to{background-position:200% center}}@media (max-width: 1024px){.header-center-text{display:none}}.tabs-container{margin-top:var(--space-1);margin-bottom:var(--space-2);display:flex;justify-content:center;transform:translateY(-15%)}.tabs-list{display:flex;background:#fff;padding:var(--space-2);border-radius:var(--radius-xl);box-shadow:var(--shadow-md);gap:var(--space-2);overflow-x:auto;max-width:100%}.tab-item{display:flex;flex-direction:row;align-items:center;justify-content:flex-start;padding:var(--space-2) var(--space-4);background:transparent;border:1px solid transparent;border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-base);min-width:auto;gap:var(--space-3)}.tab-item:hover{background:var(--gray-100)}.tab-item.active{background:#fff;box-shadow:var(--shadow-sm)}.tab-item.active .tab-label{color:var(--primary-700);font-weight:700}.tab-item.active .tab-icon-wrapper{transform:scale(1.05);box-shadow:var(--shadow-sm);border-color:var(--primary-200)}.tab-icon-wrapper{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-full);background:var(--gray-50);transition:all var(--transition-base);padding:0;border:2px solid transparent;overflow:hidden;flex-shrink:0}.tab-item.active .tab-icon-wrapper{background:#fff}.tab-img{width:100%;height:100%;object-fit:cover}.tab-emoji{font-size:5rem}.tab-label{display:block;font-size:var(--font-size-base);font-weight:600;color:var(--gray-700);margin-top:0;text-align:left;max-width:none;white-space:nowrap}.section-header{display:flex;align-items:center;gap:var(--space-4);margin-bottom:var(--space-6);padding-left:var(--space-2)}.section-decoration-line{flex:1;height:1px;background:linear-gradient(to right,var(--primary-200),transparent)}@media (max-width: 768px){.tabs-list{justify-content:flex-start;width:100%}}.apps-section{padding:var(--space-8) 0}.apps-section-title{font-size:var(--font-size-xl);font-weight:600;color:var(--gray-800);margin-bottom:var(--space-6);padding-left:var(--space-2)}.apps-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:var(--space-4)}.app-card{padding:var(--space-4);border-radius:var(--radius-xl);text-decoration:none;transition:all var(--transition-base);position:relative;overflow:hidden;cursor:pointer;display:flex;flex-direction:column;height:100%}.app-card:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,rgba(255,255,255,.1) 0%,transparent 100%);opacity:0;transition:opacity var(--transition-base)}.app-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:var(--shadow-2xl),var(--shadow-glow)}.app-card:hover:before{opacity:1}.app-card-icon{width:54px;height:54px;display:flex;align-items:center;justify-content:center;margin-bottom:var(--space-3);position:relative;z-index:1;background:transparent!important}.app-card-icon img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;filter:drop-shadow(0 4px 8px rgba(0,0,0,.12));transition:transform var(--transition-base)}.app-card:hover .app-card-icon img{transform:scale(1.15) rotate(5deg)}.app-card-icon.blue,.app-card-icon.purple,.app-card-icon.green,.app-card-icon.orange,.app-card-icon.pink,.app-card-icon.coral,.app-card-icon.tomato,.app-card-icon.gold,.app-card-icon.darkorange{background:transparent!important;box-shadow:none!important}.app-header-icon{width:48px;height:48px;object-fit:contain;mix-blend-mode:multiply;margin-right:12px;filter:drop-shadow(0 2px 4px rgba(0,0,0,.1))}.app-card-title{font-size:var(--font-size-base);font-weight:700;color:var(--gray-800);margin-bottom:var(--space-1);position:relative;z-index:1;line-height:1.3}.app-card-desc{font-size:var(--font-size-xs);color:var(--gray-600);line-height:1.4;position:relative;z-index:1;margin-bottom:var(--space-2)}.app-card-arrow{position:absolute;right:var(--space-6);top:50%;transform:translateY(-50%) translate(10px);opacity:0;font-size:var(--font-size-xl);color:var(--primary-600);transition:all var(--transition-base)}.app-card:hover .app-card-arrow{opacity:1;transform:translateY(-50%) translate(0)}.sub-app-page{padding:var(--space-8) 0}.back-button{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) 0;background:transparent;border:none;color:var(--gray-500);font-size:var(--font-size-sm);font-weight:500;cursor:pointer;transition:all var(--transition-base);text-decoration:none;margin-bottom:var(--space-4)}.back-button:hover{color:var(--primary-600);transform:translate(-2px)}.sub-app-header{padding:var(--space-10);border-radius:var(--radius-2xl);margin-bottom:var(--space-8);text-align:center}.sub-app-icon{width:100px;height:100px;border-radius:var(--radius-2xl);display:flex;align-items:center;justify-content:center;font-size:3rem;margin:0 auto var(--space-6);box-shadow:var(--shadow-xl)}.sub-app-title{font-size:var(--font-size-3xl);font-weight:800;color:#fff;margin-bottom:var(--space-3)}.sub-app-desc{font-size:var(--font-size-lg);color:#ffffffb3;max-width:600px;margin:0 auto}.sub-app-content{padding:var(--space-8);border-radius:var(--radius-2xl)}.sub-app-content h3{color:#fff;font-size:var(--font-size-xl);margin-bottom:var(--space-4)}.sub-app-content p{color:#fffc;margin-bottom:var(--space-4)}.admin-layout{display:grid;grid-template-columns:280px 1fr;gap:var(--space-8);padding:var(--space-8) 0;min-height:calc(100vh - 100px)}.admin-sidebar{padding:var(--space-6);border-radius:var(--radius-2xl);height:fit-content;position:sticky;top:var(--space-8)}.admin-sidebar-title{font-size:var(--font-size-lg);font-weight:700;color:#fff;margin-bottom:var(--space-6);padding-bottom:var(--space-4);border-bottom:1px solid rgba(255,255,255,.1)}.admin-nav{display:flex;flex-direction:column;gap:var(--space-2)}.admin-nav-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius-lg);color:#ffffffb3;text-decoration:none;font-weight:500;transition:all var(--transition-base)}.admin-nav-item:hover,.admin-nav-item.active{background:#ffffff1a;color:#fff}.admin-nav-item.active{background:var(--gradient-primary)}.admin-nav-icon{font-size:var(--font-size-xl)}.admin-main{padding:var(--space-8);border-radius:var(--radius-2xl)}.admin-page-title{font-size:var(--font-size-2xl);font-weight:700;color:#fff;margin-bottom:var(--space-6)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-6);margin-bottom:var(--space-8)}.stat-card{padding:var(--space-6);border-radius:var(--radius-xl);position:relative;overflow:hidden}.stat-card:before{content:"";position:absolute;right:-20px;bottom:-20px;width:100px;height:100px;border-radius:var(--radius-full);background:#ffffff1a}.stat-icon{font-size:var(--font-size-2xl);margin-bottom:var(--space-3)}.stat-value{font-size:var(--font-size-3xl);font-weight:800;color:#fff;margin-bottom:var(--space-1)}.stat-label{font-size:var(--font-size-sm);color:#ffffffb3}.stat-card.blue{background:var(--gradient-info)}.stat-card.purple{background:var(--gradient-primary)}.stat-card.green{background:var(--gradient-success)}.stat-card.orange{background:var(--gradient-warning)}.table-container{overflow-x:auto;border-radius:var(--radius-xl);background:#ffffff0d}.data-table{width:100%;border-collapse:collapse}.data-table th,.data-table td{padding:var(--space-4);text-align:left;border-bottom:1px solid rgba(0,0,0,.08)}.data-table th{background:var(--gray-100);color:var(--gray-700);font-weight:600;font-size:var(--font-size-sm);text-transform:uppercase;letter-spacing:.05em}.data-table td{color:var(--gray-700)}.data-table tbody tr:hover{background:var(--gray-50)}.badge{display:inline-flex;align-items:center;padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:600}.badge-success{background:#22c55e26;color:#16a34a}.badge-warning{background:#eab30826;color:#b45309}.badge-danger{background:#ef444426;color:#dc2626}.badge-info{background:#f9731626;color:var(--primary-600)}.action-btn{padding:var(--space-2) var(--space-3);border:none;border-radius:var(--radius-md);cursor:pointer;font-size:var(--font-size-sm);transition:all var(--transition-fast)}.action-btn-edit{background:#3b82f633;color:var(--primary-400)}.action-btn-edit:hover{background:var(--primary-500);color:#fff}.action-btn-delete{background:#ef444433;color:var(--accent-red)}.action-btn-delete:hover{background:var(--accent-red);color:#fff}.toggle-switch{position:relative;width:48px;height:26px}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background:#fff3;border-radius:var(--radius-full);transition:var(--transition-base)}.toggle-slider:before{content:"";position:absolute;width:20px;height:20px;left:3px;bottom:3px;background:#fff;border-radius:var(--radius-full);transition:var(--transition-base)}.toggle-switch input:checked+.toggle-slider{background:var(--accent-green)}.toggle-switch input:checked+.toggle-slider:before{transform:translate(22px)}@media (max-width: 1024px){.admin-layout{grid-template-columns:1fr}.admin-sidebar{position:static}.admin-nav{flex-direction:row;flex-wrap:wrap}}@media (max-width: 768px){.home-title{font-size:var(--font-size-3xl)}.apps-grid{grid-template-columns:1fr}.auth-card{padding:var(--space-6)}.header-inner{flex-direction:column;gap:var(--space-4)}.stats-grid{grid-template-columns:1fr}}.text-center{text-align:center}.text-white{color:#fff}.mt-4{margin-top:var(--space-4)}.mt-6{margin-top:var(--space-6)}.mb-4{margin-bottom:var(--space-4)}.mb-6{margin-bottom:var(--space-6)}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-4{gap:var(--space-4)}.loading{display:inline-block;width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s ease-in-out infinite}@keyframes spin{to{transform:rotate(360deg)}}.toast{position:fixed;bottom:var(--space-6);right:var(--space-6);padding:var(--space-4) var(--space-6);border-radius:var(--radius-lg);color:#fff;font-weight:500;z-index:1000;animation:slideIn .3s ease}.toast-success{background:var(--accent-green)}.toast-error{background:var(--accent-red)}.toast-info{background:var(--primary-500)}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.checkbox-label{display:flex;align-items:center;gap:var(--space-2);color:#fffc;font-size:var(--font-size-sm);cursor:pointer}.checkbox-label input[type=checkbox]{width:18px;height:18px;accent-color:var(--primary-500)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--space-6)}.modal{width:100%;max-width:500px;padding:var(--space-8);border-radius:var(--radius-2xl)}.modal-title{font-size:var(--font-size-xl);font-weight:700;color:#fff;margin-bottom:var(--space-6)}.modal-actions{display:flex;gap:var(--space-4);margin-top:var(--space-6)}.btn-google{background:#fff;color:#333;border:1px solid rgba(255,255,255,.3);font-weight:500;display:flex;align-items:center;justify-content:center;gap:var(--space-3);transition:all var(--transition-base)}.btn-google:hover{background:#f5f5f5;transform:translateY(-2px);box-shadow:var(--shadow-lg)}.google-logo{font-size:1.2rem;font-weight:700;background:linear-gradient(135deg,#4285f4,#34a853,#fbbc05,#ea4335);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.google-popup-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000b3;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--space-6);animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.google-popup{background:#fff;border-radius:var(--radius-2xl);width:100%;max-width:400px;overflow:hidden;box-shadow:var(--shadow-2xl);animation:slideUp .3s ease}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.google-popup-header{padding:var(--space-8) var(--space-6) var(--space-6);text-align:center;border-bottom:1px solid #eee}.google-popup-header .google-icon{font-size:2rem;display:block;margin-bottom:var(--space-3)}.google-popup-header h3{font-size:var(--font-size-xl);font-weight:600;color:#333;margin-bottom:var(--space-2)}.google-popup-header p{font-size:var(--font-size-sm);color:#666}.google-accounts-list{padding:var(--space-4) 0}.google-account-item{width:100%;display:flex;align-items:center;gap:var(--space-4);padding:var(--space-4) var(--space-6);background:none;border:none;cursor:pointer;transition:background var(--transition-fast);text-align:left}.google-account-item:hover{background:#f5f5f5}.google-account-avatar{width:48px;height:48px;border-radius:var(--radius-full);background:linear-gradient(135deg,coral,orange);display:flex;align-items:center;justify-content:center;font-size:1.5rem}.google-account-info{flex:1}.google-account-name{display:block;font-weight:500;color:#333;font-size:var(--font-size-base)}.google-account-email{display:block;font-size:var(--font-size-sm);color:#666}.google-popup-close{width:100%;padding:var(--space-4);background:none;border:none;border-top:1px solid #eee;color:#666;font-size:var(--font-size-sm);cursor:pointer;transition:background var(--transition-fast)}.google-popup-close:hover{background:#f5f5f5}.selected-account-info{display:flex;align-items:center;gap:var(--space-4);padding:var(--space-4);background:#ffffff1a;border-radius:var(--radius-lg);margin-bottom:var(--space-6)}.selected-account-info .selected-avatar{width:48px;height:48px;border-radius:var(--radius-full);background:linear-gradient(135deg,coral,orange);display:flex;align-items:center;justify-content:center;font-size:1.5rem}.selected-account-info div{flex:1;color:#fff}.selected-account-info strong{display:block;font-size:var(--font-size-base)}.selected-account-info small{color:#ffffffb3;font-size:var(--font-size-sm)}.apps-section-title{display:flex;align-items:center;gap:var(--space-3)}.section-icon{font-size:1.5rem}.checkbox-group{margin-top:var(--space-2)}.landing-page{min-height:100vh;display:flex;flex-direction:column;background:var(--gradient-hero)}.public-header{background:var(--gradient-header);padding:var(--space-3) 0;position:sticky;top:0;z-index:100;box-shadow:var(--shadow-md)}.public-header .header-inner{display:flex;align-items:center;justify-content:space-between}.public-header .header-logo{display:flex;align-items:center;gap:var(--space-3);text-decoration:none}.public-header .header-logo-icon{width:40px;height:40px;background:#fff;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;font-size:1.25rem}.public-header .header-logo-text{font-size:var(--font-size-lg);font-weight:700;color:#fff}.public-header .header-nav{display:flex;align-items:center;gap:var(--space-3)}.public-header .header-theme-toggle{width:40px;height:40px;border-radius:var(--radius-full);background:#fff3;border:none;cursor:pointer;font-size:1rem;transition:all var(--transition-base)}.public-header .header-theme-toggle:hover{background:#ffffff4d}.btn-outline-light{background:transparent;color:#fff;border:2px solid white;padding:var(--space-2) var(--space-5);border-radius:var(--radius-full);font-weight:500;text-decoration:none;transition:all var(--transition-base)}.btn-outline-light:hover{background:#fff;color:var(--primary-600)}.btn-light{background:#fff;color:var(--primary-600);border:2px solid white;padding:var(--space-2) var(--space-5);border-radius:var(--radius-full);font-weight:600;text-decoration:none;transition:all var(--transition-base)}.btn-light:hover{background:var(--primary-50);transform:translateY(-2px)}.landing-hero{flex:1;display:flex;align-items:center;padding:var(--space-12) 0}.hero-content{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-12);align-items:center}.hero-text{max-width:600px}.hero-title{font-size:2.5rem;font-weight:800;color:var(--gray-800);margin-bottom:var(--space-2);letter-spacing:-.02em}.hero-subtitle{font-size:4rem;font-weight:900;color:var(--primary-600);margin-bottom:var(--space-3);letter-spacing:-.02em}.hero-tagline{font-size:var(--font-size-xl);color:var(--primary-500);margin-bottom:var(--space-8);font-style:italic}.hero-buttons{display:flex;gap:var(--space-4);flex-wrap:wrap}.btn-lg{padding:var(--space-4) var(--space-8);font-size:var(--font-size-lg)}.btn-outline-primary{background:transparent;color:var(--primary-600);border:2px solid var(--primary-400);padding:var(--space-4) var(--space-8);border-radius:var(--radius-full);font-weight:600;text-decoration:none;display:inline-flex;align-items:center;gap:var(--space-2);transition:all var(--transition-base)}.btn-outline-primary:hover{background:var(--primary-50);border-color:var(--primary-500)}.hero-image{display:flex;justify-content:center;align-items:center}.hero-illustration{width:100%;max-width:500px;aspect-ratio:1;background:linear-gradient(135deg,var(--primary-100) 0%,var(--primary-200) 100%);border-radius:var(--radius-2xl);position:relative;overflow:hidden;box-shadow:var(--shadow-xl)}.illustration-content{width:100%;height:100%;display:flex;align-items:center;justify-content:center;position:relative}.floating-icons{position:absolute;width:100%;height:100%}.float-icon{position:absolute;font-size:2rem;animation:floatIcon 4s ease-in-out infinite}.icon-1{top:15%;left:10%;animation-delay:0s}.icon-2{top:10%;right:15%;animation-delay:.5s}.icon-3{bottom:20%;left:15%;animation-delay:1s}.icon-4{top:25%;right:10%;animation-delay:1.5s}.icon-5{bottom:15%;right:20%;animation-delay:2s}@keyframes floatIcon{0%,to{transform:translateY(0)}50%{transform:translateY(-15px)}}.illustration-main{z-index:1}.edu-card{background:#fff;padding:var(--space-6) var(--space-10);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);display:flex;flex-direction:column;align-items:center;gap:var(--space-2)}.edu-icon{font-size:4rem}.edu-label{font-size:var(--font-size-2xl);font-weight:800;color:var(--primary-600)}.public-footer{background:var(--gradient-footer);padding:var(--space-4) 0}.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:var(--space-4);width:100%}.footer-info{display:flex;align-items:center;gap:var(--space-6);flex-wrap:wrap}.footer-item{display:flex;align-items:center;gap:var(--space-2);color:#fff;font-size:var(--font-size-sm)}.footer-icon{font-size:1rem}.footer-actions{display:flex;gap:var(--space-3)}.btn-admin{background:#fff3;color:#fff;border:1px solid rgba(255,255,255,.3);padding:var(--space-2) var(--space-4);border-radius:var(--radius-lg);font-weight:500;font-size:var(--font-size-sm);text-decoration:none;display:inline-flex;align-items:center;gap:var(--space-2);transition:all var(--transition-base)}.btn-admin:hover{background:#ffffff4d}.header-logo-img{height:40px;width:auto;object-fit:contain}.public-header .header-logo-img,.main-header .header-logo-img{height:36px;background:#fff;border-radius:var(--radius-md);padding:4px}.landing-page{display:flex;flex-direction:column;min-height:100vh;overflow:hidden}.landing-hero{flex:1;display:flex;align-items:center;justify-content:center;padding:0}.landing-hero .container{height:100%;display:flex;flex-direction:column;justify-content:center}.hero-illustration-img{width:500px;height:500px;max-width:100%;aspect-ratio:1 / 1;border-radius:var(--radius-2xl);box-shadow:var(--shadow-2xl);object-fit:cover;animation:float 8s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-15px)}}.sub-app-header{background:#fff;border:1px solid rgba(0,0,0,.05)}.sub-app-title{color:var(--gray-800)}.sub-app-desc{color:var(--gray-600)}.sub-app-content{background:#fff;border:1px solid rgba(0,0,0,.05)}.sub-app-content h3{color:var(--gray-800)}.sub-app-content p,.sub-app-content li{color:var(--gray-700)}.hero-content{display:grid;grid-template-columns:60fr 40fr;align-items:center;gap:var(--space-8);width:100%}.hero-text{display:flex;flex-direction:column;align-items:center;text-align:center;z-index:2;padding-left:6vw}.hero-title{font-size:3.5rem;font-weight:800;color:var(--gray-900);margin-bottom:var(--space-2);line-height:1.1;text-transform:uppercase;white-space:nowrap}.hero-subtitle{font-size:5rem;font-weight:900;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:var(--space-4);line-height:1;white-space:nowrap}.hero-tagline{font-size:1.5rem;color:var(--primary-600);margin-bottom:var(--space-8);font-style:italic;font-weight:500;white-space:nowrap}.hero-buttons{display:flex;gap:var(--space-4);justify-content:center;width:100%;flex-wrap:nowrap}.hero-buttons .btn{white-space:nowrap;min-width:200px}.btn-register{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;border:none;box-shadow:0 4px 15px #f59e0b66}.btn-register:hover{background:linear-gradient(135deg,#fbbf24,#f59e0b);transform:translateY(-2px);box-shadow:0 6px 20px #f59e0b80}.hero-image{display:flex;justify-content:center;align-items:center;z-index:1}@media (max-width: 1024px){.hero-title{font-size:2.5rem}.hero-subtitle{font-size:3.5rem}}@media (max-width: 768px){.hero-title,.hero-subtitle{white-space:normal}.hero-text{padding-left:0}.hero-content{grid-template-columns:1fr;text-align:center;gap:var(--space-8)}.hero-text{align-items:center}.hero-image{order:-1;margin-bottom:var(--space-4)}.footer-inner{flex-direction:column;text-align:center}.footer-info{flex-direction:column}.header-logo-text{display:none}.public-header .header-nav,.main-header .header-nav{gap:var(--space-2)}}.public-footer .footer-inner{display:flex;justify-content:space-between;align-items:center;width:100%}.public-footer .footer-info{display:flex;gap:var(--space-6);align-items:center;flex-wrap:wrap}.public-footer .footer-item{display:inline-flex;align-items:center;gap:var(--space-2)}.auth-form-container .form-label{color:var(--gray-800);font-weight:600}.auth-form-container .form-input{background:#fff!important;border:1px solid #cbd5e1!important;color:#0f172a!important;box-shadow:0 1px 2px #0000000d}.auth-form-container .form-input::placeholder{color:#94a3b8!important}.auth-form-container .form-input:focus{border-color:#f97316!important;box-shadow:0 0 0 3px #f9731633!important}.auth-form-container .divider{color:var(--gray-500)}.auth-form-container .divider:before,.auth-form-container .divider:after{background:var(--gray-300)}.auth-form-container .auth-links{color:var(--gray-600)}.auth-form-container .auth-title{color:var(--gray-800)}.auth-form-container .auth-subtitle{color:var(--gray-600)}.auth-form-container .checkbox-label{color:var(--gray-700)}.selected-account-info{display:flex!important;align-items:center!important;gap:12px!important;padding:12px!important;background:#f1f5f9!important;border-radius:8px!important;border:1px solid #cbd5e1!important;margin-bottom:16px!important}.selected-account-info *{color:#0f172a!important}.selected-avatar{font-size:24px}.auth-banner{background-image:url(/auth-bg-abstract.png);background-size:cover;background-position:center;background-repeat:no-repeat;position:relative}.auth-banner:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:#ffedd5d9;pointer-events:none}.auth-form-container{padding:24px!important}.auth-form-container .auth-logo{margin-bottom:16px!important}.auth-form-container .auth-logo .auth-logo-icon{font-size:32px!important;margin-bottom:8px!important}.auth-form-container .auth-title{font-size:1.5rem!important;margin-bottom:4px!important}.auth-form-container .auth-subtitle{margin-bottom:20px!important;font-size:.9rem!important}.auth-form-container .form-group{margin-bottom:12px!important}.auth-form-container .form-label{margin-bottom:4px!important;font-size:.85rem!important}.auth-form-container .form-input{padding:10px 12px!important}.auth-banner-content{position:relative;z-index:1}.back-to-home{display:inline-flex;align-items:center;gap:6px;color:#64748b;text-decoration:none;font-weight:600;font-size:.9rem;margin-bottom:24px;transition:all .2s ease}.back-to-home:hover{color:var(--primary-600);transform:translate(-4px)}.btn-admin{background:#ffffff1a;color:#fbbf24;border:1px solid rgba(255,255,255,.2);font-weight:700;font-size:.85rem;letter-spacing:.5px;display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:6px;text-decoration:none;transition:all .2s ease}.btn-admin:hover{background:#fff3;color:#fcd34d;border-color:#fff6;transform:translateY(-2px)}.admin-nav-item{display:flex!important;align-items:center!important;gap:12px!important;padding:12px 16px!important;color:var(--gray-700)!important;text-decoration:none!important;font-weight:600!important;border-radius:8px!important;transition:all .2s!important;margin-bottom:4px!important;background:transparent!important}.admin-nav-item:hover{background:#fef3c7!important;color:#d97706!important}.admin-nav-item.active{background:#b45309!important;color:#fff!important;box-shadow:0 4px 12px #b453094d!important}.admin-nav-item .admin-nav-icon{font-size:1.25rem!important}.stat-label{color:var(--gray-600)!important}.admin-sidebar-title{color:#dc2626!important;font-size:1.1rem;font-weight:700;margin-bottom:16px;padding-left:8px;text-transform:uppercase;letter-spacing:.5px}.sub-app-header.compact{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;margin-bottom:1rem;text-align:left}.sub-app-header.compact .sub-app-icon{width:48px;height:48px;font-size:24px;margin-bottom:0;display:flex;align-items:center;justify-content:center;border-radius:12px}.sub-app-header.compact .sub-app-title{font-size:1.5rem;margin:0;font-weight:700}.sub-app-header.compact .sub-app-desc{margin:0;font-size:.9rem;opacity:.8}.iframe-toolbar-compact{display:flex;justify-content:space-between;align-items:center;padding:.5rem 1rem;background:#fffc;border-bottom:1px solid rgba(0,0,0,.05)}.iframe-toolbar-compact h3{font-size:1rem;font-weight:600;margin:0;display:flex;align-items:center;gap:.5rem}.btn-sm{padding:.4rem .8rem;font-size:.85rem;border-radius:20px;display:inline-flex;align-items:center;gap:.4rem}.floating-toolbar{position:fixed;top:1rem;right:1rem;z-index:10000;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);padding:.4rem;border-radius:50px;display:flex;gap:.5rem;box-shadow:0 4px 12px #0003}.floating-toolbar .btn{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.2);border-radius:50px;padding:.4rem 1rem;font-size:.9rem}.floating-toolbar .btn:hover{background:#fff3}