@import"https://fonts.googleapis.com/css2?family=Comfortaa:wght@400;600;700&family=Inter:wght@400;500;600;700&display=swap";:root{--primary: #7C3AED;--primary-hover: #6D28D9;--primary-light: #EDE9FE;--secondary: #F59E0B;--secondary-light:#FEF3C7;--bg: #FAFAF8;--surface: #FFFFFF;--border: #E7E5E4;--muted: #F5F5F4;--text: #1C1917;--text-muted: #78716C;--success: #10B981;--success-light: #D1FAE5;--danger: #EF4444;--danger-light: #FEE2E2;--warning: #F59E0B;--warning-light: #FEF3C7;--accent: #FDE68A;--radius: 16px;--radius-sm: 8px;--radius-full: 50%;--font: "Inter", system-ui, sans-serif;--font-heading: "Comfortaa", system-ui, sans-serif;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);--shadow-md: 0 4px 12px rgba(124,58,237,.12), 0 2px 4px rgba(0,0,0,.06);--shadow-lg: 0 8px 24px rgba(124,58,237,.15)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);background:var(--bg);color:var(--text);font-size:16px;line-height:1.6}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{font-family:var(--font-heading)}h1{font-size:32px;font-weight:700;line-height:1.2}h2{font-size:24px;font-weight:700}h3{font-size:18px;font-weight:600}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:var(--radius);font-size:15px;font-weight:600;font-family:var(--font);cursor:pointer;border:none;transition:all .2s;text-decoration:none}.btn:hover{text-decoration:none}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 12px #7c3aed59}.btn-primary:hover{background:var(--primary-hover);box-shadow:0 6px 16px #7c3aed73;transform:translateY(-1px)}.btn-secondary{background:var(--muted);color:var(--text);border:1.5px solid var(--border)}.btn-secondary:hover{background:var(--border)}.btn-amber{background:var(--secondary);color:#fff;box-shadow:0 4px 12px #f59e0b59}.btn-amber:hover{background:#d97706;transform:translateY(-1px)}.btn-danger{background:var(--danger);color:#fff}.btn-ghost{background:transparent;color:var(--primary);border:1.5px solid var(--primary)}.btn-ghost:hover{background:var(--primary-light)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important;box-shadow:none!important}.btn-sm{padding:7px 14px;font-size:13px;border-radius:var(--radius-sm)}.btn-lg{padding:14px 32px;font-size:17px;height:52px}.btn-block{width:100%}.card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;padding-bottom:16px;border-bottom:1.5px solid var(--border)}.card-title{font-size:17px;font-weight:700;font-family:var(--font-heading)}.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:18px}.form-label{font-size:14px;font-weight:600;color:var(--text)}.form-input{padding:12px 16px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:15px;font-family:var(--font);width:100%;transition:border-color .15s,box-shadow .15s;background:var(--surface);color:var(--text)}.form-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #7c3aed1f}.form-input::placeholder{color:var(--text-muted)}.form-error{font-size:13px;color:var(--danger)}.form-hint{font-size:13px;color:var(--text-muted)}select.form-input{cursor:pointer}.table{width:100%;border-collapse:collapse;font-size:14px}.table th{text-align:left;padding:10px 14px;font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;border-bottom:2px solid var(--border);background:var(--muted)}.table td{padding:14px;border-bottom:1px solid var(--border);vertical-align:middle}.table tr:last-child td{border-bottom:none}.table tbody tr:hover{background:var(--muted)}.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:var(--radius-sm);font-size:12px;font-weight:600}.badge-success{background:var(--success-light);color:var(--success)}.badge-danger{background:var(--danger-light);color:var(--danger)}.badge-warning{background:var(--warning-light);color:var(--warning)}.badge-primary{background:var(--primary-light);color:var(--primary)}.badge-accent{background:var(--accent);color:#92400e}.sidebar{width:256px;min-height:100vh;background:var(--surface);border-right:1.5px solid var(--border);padding:20px 12px;display:flex;flex-direction:column;gap:4px;position:fixed;top:0;left:0;bottom:0;overflow-y:auto;z-index:100}.sidebar-logo{font-family:var(--font-heading);font-size:20px;font-weight:700;padding:10px 12px 18px;color:var(--primary);border-bottom:1.5px solid var(--border);margin-bottom:8px}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;color:var(--text-muted);cursor:pointer;transition:all .15s;text-decoration:none}.nav-item:hover{background:var(--muted);color:var(--text);text-decoration:none}.nav-item.active{background:var(--primary-light);color:var(--primary);font-weight:600}.nav-section{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);padding:12px 14px 4px}.main-content{margin-left:256px;padding:32px;min-height:100vh}.spinner{width:20px;height:20px;border:2.5px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .6s linear infinite;flex-shrink:0}.spinner-lg{width:40px;height:40px;border-width:3px}@keyframes spin{to{transform:rotate(360deg)}}.skeleton{background:linear-gradient(90deg,var(--muted) 25%,var(--border) 50%,var(--muted) 75%);background-size:200%;animation:shimmer 1.4s infinite;border-radius:var(--radius-sm)}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.empty-state{text-align:center;padding:64px 32px;color:var(--text-muted)}.empty-state-icon{font-size:56px;margin-bottom:16px}.empty-state h3{font-size:18px;font-weight:700;color:var(--text);margin-bottom:8px;font-family:var(--font-heading)}.empty-state p{font-size:15px;margin-bottom:24px}.alert{padding:14px 18px;border-radius:var(--radius-sm);font-size:14px;border:1.5px solid transparent;margin-bottom:16px}.alert-success{background:var(--success-light);color:#065f46;border-color:#6ee7b7}.alert-danger{background:var(--danger-light);color:#991b1b;border-color:#fca5a5}.alert-warning{background:var(--warning-light);color:#92400e;border-color:#fcd34d}.alert-info{background:var(--primary-light);color:var(--primary);border-color:#c4b5fd}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:1000;padding:16px}.modal{background:var(--surface);border-radius:var(--radius);padding:28px;width:100%;max-width:500px;box-shadow:var(--shadow-lg)}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.modal-title{font-size:20px;font-weight:700;font-family:var(--font-heading)}.modal-close{background:var(--muted);border:none;width:32px;height:32px;border-radius:50%;font-size:18px;cursor:pointer;color:var(--text-muted);display:flex;align-items:center;justify-content:center;transition:all .15s}.modal-close:hover{background:var(--border);color:var(--text)}.page-title{font-size:28px;font-weight:700;margin-bottom:24px;font-family:var(--font-heading)}.section-title{font-size:13px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:12px}.text-muted{color:var(--text-muted)}.text-sm{font-size:13px}.page{max-width:1100px;margin:0 auto;padding:32px 24px}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.mt-2{margin-top:8px}.mt-4{margin-top:16px}.mt-6{margin-top:24px}.mb-4{margin-bottom:16px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}@keyframes float1{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-18px) rotate(8deg)}}@keyframes float2{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-12px) rotate(-6deg)}}@keyframes float3{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-22px) rotate(10deg)}}.float-emoji-1{animation:float1 4s ease-in-out infinite}.float-emoji-2{animation:float2 5s ease-in-out infinite}.float-emoji-3{animation:float3 3.5s ease-in-out infinite}.progress-bar-wrap{width:100%;height:8px;background:var(--muted);border-radius:99px;overflow:hidden}.progress-bar-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--secondary));border-radius:99px;transition:width .5s ease}.task-card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);transition:all .2s;cursor:pointer}.task-card:hover{border-color:var(--primary);box-shadow:var(--shadow-md);transform:translateY(-2px)}.task-card.completed{border-color:var(--success);background:#f0fdf4}.task-card.locked{opacity:.6;cursor:not-allowed}.task-card.locked:hover{transform:none;box-shadow:var(--shadow);border-color:var(--border)}.roadmap-level{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-bottom:20px;box-shadow:var(--shadow)}.roadmap-level-header{padding:20px 24px;background:linear-gradient(135deg,var(--primary-light),var(--surface));border-bottom:1.5px solid var(--border);display:flex;align-items:center;gap:16px}.level-circle{width:48px;height:48px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--font-heading);font-size:18px;font-weight:700;flex-shrink:0}.level-circle.done{background:var(--success)}.roadmap-tasks{padding:16px;display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}.timer-display{font-family:var(--font-heading);font-size:48px;font-weight:700;color:var(--primary);text-align:center;letter-spacing:4px}.timer-display.warning{color:var(--danger);animation:pulse-timer .5s ease-in-out infinite alternate}@keyframes pulse-timer{0%{opacity:1}to{opacity:.6}}.hint-box{background:var(--accent);border-radius:var(--radius-sm);padding:16px;margin-top:16px;border-left:4px solid var(--secondary)}.hint-box-title{font-weight:700;color:#92400e;margin-bottom:6px;font-size:14px}.answer-box{background:var(--success-light);border-radius:var(--radius-sm);padding:20px;margin-top:16px;border-left:4px solid var(--success)}.answer-label{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--success);margin-bottom:8px}.answer-text{font-size:20px;font-weight:700;color:#065f46;font-family:var(--font-heading)}.difficulty-stars{display:flex;gap:2px}.difficulty-star{font-size:12px}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(135deg,#f5f3ff,#fafaf8 60%,#fef3c7)}.auth-card{width:100%;max-width:420px;background:var(--surface);border-radius:var(--radius);padding:40px 36px;box-shadow:var(--shadow-lg);border:1.5px solid var(--border)}.auth-logo{text-align:center;font-family:var(--font-heading);font-size:26px;font-weight:700;color:var(--primary);margin-bottom:8px}.auth-subtitle{text-align:center;color:var(--text-muted);font-size:15px;margin-bottom:28px}.topbar{position:sticky;top:0;z-index:200;background:#ffffffeb;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1.5px solid var(--border);padding:0 32px;height:64px;display:flex;align-items:center;justify-content:space-between}.topbar-logo{font-family:var(--font-heading);font-size:22px;font-weight:700;color:var(--primary)}.stat-card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow)}.stat-value{font-family:var(--font-heading);font-size:36px;font-weight:700;color:var(--primary);line-height:1;margin-bottom:4px}.stat-label{font-size:14px;color:var(--text-muted);font-weight:500}.checkout-price{font-family:var(--font-heading);font-size:52px;font-weight:700;color:var(--primary);line-height:1}.admin-layout{display:flex;min-height:100vh}@media(max-width:768px){.grid-2,.grid-3{grid-template-columns:1fr}.main-content{margin-left:0;padding:16px}.sidebar{display:none}.page{padding:16px}h1{font-size:24px}.roadmap-tasks{grid-template-columns:1fr 1fr}.topbar{padding:0 16px}}